1 2014-05-07 Jakub Jelinek <jakub@redhat.com>
3 Backported from mainline
4 2013-08-30 Jakub Jelinek <jakub@redhat.com>
6 PR tree-optimization/58277
7 * tree-ssa-strlen.c (strlen_enter_block): If do_invalidate gave up
8 after seeing too many stmts with vdef in between dombb and current
9 bb, invalidate everything.
11 2013-08-23 Jakub Jelinek <jakub@redhat.com>
13 PR tree-optimization/58209
14 * tree-tailcall.c (find_tail_calls): Give up for pointer result types
15 if m or a is non-NULL.
17 2013-07-03 Jakub Jelinek <jakub@redhat.com>
20 * config/i386/predicates.md (vsib_address_operand): Disallow
21 SYMBOL_REF or LABEL_REF in parts.disp if TARGET_64BIT && flag_pic.
23 2013-06-27 Jakub Jelinek <jakub@redhat.com>
26 * config/i386/i386.md (bmi_bextr_<mode>): Swap predicates and
27 constraints of operand 1 and 2.
30 * config/i386/i386.md (bmi2_bzhi_<mode>3): Swap AND arguments
31 to match RTL canonicalization. Swap predicates and
32 constraints of operand 1 and 2.
34 2014-05-07 Richard Biener <rguenther@suse.de>
36 Backport from mainline
37 2013-11-19 Richard Biener <rguenther@suse.de>
39 PR tree-optimization/59164
40 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust
41 check whether we can create an epilogue loop to reflect the
42 cases where we create one.
44 2014-05-07 Richard Biener <rguenther@suse.de>
46 Backport from mainline
47 2013-11-29 Richard Biener <rguenther@suse.de>
49 PR tree-optimization/59334
50 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Fix bug
53 2013-11-28 Richard Biener <rguenther@suse.de>
55 PR tree-optimization/59330
56 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Simplify
57 and fix delayed marking of free calls not necessary.
59 2014-01-09 Richard Biener <rguenther@suse.de>
61 PR tree-optimization/59715
62 * tree-cfg.h (split_critical_edges): Declare.
63 * tree-cfg.c (split_critical_edges): Export.
64 * tree-ssa-sink.c (execute_sink_code): Split critical edges.
66 2014-05-07 Richard Biener <rguenther@suse.de>
68 PR tree-optimization/57864
69 * tree-ssa-pre.c (phi_translate_1): Backport NAME case
70 simplification from mainline. Do not lookup the VN
73 2014-05-07 Richard Biener <rguenther@suse.de>
75 Backport from mainline
76 2013-08-29 Richard Biener <rguenther@suse.de>
78 PR tree-optimization/58246
79 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Properly
80 handle the dominance check inside a basic-block.
82 2014-05-06 Richard Biener <rguenther@suse.de>
84 Backport from mainline
85 2013-05-27 Richard Biener <rguenther@suse.de>
87 PR tree-optimization/57417
88 * tree-ssa-sccvn.c (set_ssa_val_to): Compare addresses using
89 get_addr_base_and_unit_offset.
91 2014-04-25 Eric Botcazou <ebotcazou@adacore.com>
94 * config/sparc/sparc.md (ashlsi3_extend): Delete.
96 2014-04-23 Uros Bizjak <ubizjak@gmail.com>
98 Backport from mainline
99 2014-04-21 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.c (ix86_expand_builtin)
103 <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Use temporary
104 register for target RTX.
106 2014-04-07 Martin Jambor <mjambor@suse.cz>
109 * ipa-cp.c (propagate_constants_accross_call): Do not propagate
112 2014-04-07 Dominique d'Humieres <dominiq@lps.ens.fr>
114 Backport from mainline
115 2013-09-14 Iain Sandoe <iains@gcc.gnu.org>
118 * config/darwin.c (darwin_objc2_section): Note if ObjC Metadata
120 (darwin_objc1_section): Likewise.
121 (darwin_file_end): Emit Image Info section when required.
123 2014-04-04 Richard Biener <rguenther@suse.de>
125 * tree-ssanames.c (make_ssa_name_fn): Fix assert.
127 2014-04-01 Richard Biener <rguenther@suse.de>
129 * gimple.h (struct gimple_statement_base): Align subcode to
132 2014-04-01 Sebastian Huber <sebastian.huber@embedded-brains.de>
134 * doc/invoke.texi (mapp-regs): Clarify.
136 2014-03-23 Eric Botcazou <ebotcazou@adacore.com>
138 PR rtl-optimization/60601
139 * bb-reorder.c (fix_up_fall_thru_edges): Test EDGE_FALLTHRU everywhere.
141 2014-03-20 Jakub Jelinek <jakub@redhat.com>
144 * config/i386/i386.c (x86_output_mi_thunk): Surround UNSPEC_GOT
145 into CONST, put pic register as first operand of PLUS. Use
146 gen_const_mem for both 32-bit and 64-bit PIC got loads.
148 2014-03-19 Eric Botcazou <ebotcazou@adacore.com>
150 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Remove space.
152 2014-03-18 Kai Tietz <ktietz@redhat.com>
154 PR rtl-optimization/56356
155 * sdbout.c (sdbout_parms): Verify that parms'
156 incoming argument is valid.
157 (sdbout_reg_parms): Likewise.
159 2014-03-18 Richard Biener <rguenther@suse.de>
161 Backport from mainline
162 2013-11-05 Richard Biener <rguenther@suse.de>
165 * tree-dfa.c (get_ref_base_and_extent): Merge common code
166 in MEM_REF and TARGET_MEM_REF handling. Make sure to
167 process trailing array detection before diving into the
168 view-converted object (and possibly apply some extra offset).
170 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
172 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
173 computation using the precision of the index type.
175 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
177 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
178 double ints throughout.
180 2014-03-18 Richard Biener <rguenther@suse.de>
182 Backport from mainline
183 2013-08-27 Richard Biener <rguenther@suse.de>
185 PR tree-optimization/57521
186 * tree-if-conv.c (if_convertible_bb_p): Verify that at least
187 one edge is non-critical.
188 (find_phi_replacement_condition): Make sure to use a non-critical
189 edge. Cleanup and remove old bug workarounds.
190 (bb_postdominates_preds): Remove.
191 (if_convertible_loop_p_1): Do not compute post-dominators.
192 (combine_blocks): Do not free post-dominators.
193 (main_tree_if_conversion): Likewise.
195 2013-09-03 Richard Biener <rguenther@suse.de>
198 * fold-const.c (negate_expr_p): Fix division case.
199 (negate_expr): Likewise.
201 2013-11-19 Richard Biener <rguenther@suse.de>
203 PR tree-optimization/57517
204 * tree-predcom.c (combinable_refs_p): Verify the combination
205 is always executed when the refs are.
207 2014-03-17 Richard Biener <rguenther@suse.de>
209 Backport from mainline
210 2013-05-21 Richard Biener <rguenther@suse.de>
212 PR tree-optimization/57303
213 * tree-ssa-sink.c (statement_sink_location): Properly handle
216 2013-12-02 Richard Biener <rguenther@suse.de>
218 PR tree-optimization/59139
219 * tree-ssa-loop-niter.c (chain_of_csts_start): Properly match
221 (get_val_for): Use gcc_checking_asserts.
223 2014-02-14 Richard Biener <rguenther@suse.de>
225 PR tree-optimization/60183
226 * tree-ssa-phiprop.c (propagate_with_phi): Avoid speculating
228 (tree_ssa_phiprop): Calculate and free post-dominators.
230 2014-03-14 Georg-Johann Lay <avr@gjlay.de>
232 Backport from 2014-03-14 trunk r208562.
235 * config/avr/avr.c (avr_set_current_function): Pass function name
236 through default_strip_name_encoding before sanity checking instead
237 of skipping the first char of the assembler name.
239 2014-02-24 John David Anglin <danglin@gcc.gnu.org>
241 * config/pa/pa.c (pa_output_move_double): Don't valididate when
242 adjusting offsetable addresses.
244 2014-02-21 Uros Bizjak <ubizjak@gmail.com>
246 Backport from mainline
247 2014-02-21 Jakub Jelinek <jakub@redhat.com>
249 * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
250 mode for mask of V8SFmode permutation.
252 Backport from 4.8 branch
253 2014-02-20 Jakub Jelinek <jakub@redhat.com>
256 * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
257 gen_reg_rtx if d->testing_p.
258 (expand_vec_perm_pshufb2, expand_vec_perm_even_odd_1,
259 expand_vec_perm_broadcast_1): Return early if d->testing_p and
260 we will certainly return true.
262 2014-02-20 Terry Guo <terry.guo@arm.com>
264 Backport from mainline
265 2014-02-08 Terry Guo <terry.guo@arm.com>
267 * doc/invoke.texi: Document ARM -march=armv7e-m.
269 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
271 Backport from mainline
272 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
275 * config/i386/i386.c (construct_container): Remove TFmode check
276 for X86_64_INTEGER_CLASS.
278 2014-02-18 Kai Tietz <ktietz@redhat.com>
280 Backport from mainline
282 * config/i386/i386.c (ix86_expand_prologue): Use
283 rax register as displacement for restoring %r10, %rax.
284 Additional fix wrong offset for restoring both-registers.
286 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
288 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
289 assertion with conditional return.
291 2014-02-18 Jakub Jelinek <jakub@redhat.com>
292 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/driver-i386.c (host_detect_local_cpu): If
296 YMM state is not saved by the OS, also clear has_f16c. Move
297 CPUID 0x80000001 handling before YMM state saving checking.
299 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
301 Backport from mainline
302 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
304 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
305 operands[2], not operands[3].
307 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
309 Backport from mainline
310 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
311 Uros Bizjak <ubizjak@gmail.com>
314 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
316 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
318 * doc/invoke.texi: Fix thinko introduced by previous revision.
320 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
322 Backport from mainline.
323 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
326 * doc/invoke.texi (-march): Clarify documentation for ARM.
330 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
332 Backport from mainline
333 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
336 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
337 when calculating size of integer atomic types.
339 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
341 Backport from mainline
342 2014-01-30 Jakub Jelinek <jakub@redhat.com>
344 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
346 2014-01-31 Richard Henderson <rth@redhat.com>
349 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
350 until after else_eh is processed.
352 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
354 Backport from mainline
355 2012-12-13 Jakub Jelinek <jakub@redhat.com>
357 PR gcov-profile/55650
358 * coverage.c (coverage_obj_init): Return false if no functions
361 2014-01-25 Walter Lee <walt@tilera.com>
363 Backport from mainline
364 2014-01-25 Walter Lee <walt@tilera.com>
366 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
367 avoid clobbering a live register.
369 2014-01-25 Walter Lee <walt@tilera.com>
371 Backport from mainline
372 2014-01-25 Walter Lee <walt@tilera.com>
374 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
375 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
376 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
377 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
379 2014-01-25 Walter Lee <walt@tilera.com>
381 Backport from mainline
382 2014-01-25 Walter Lee <walt@tilera.com>
384 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
385 insns before bundling.
386 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
388 2014-01-25 Walter Lee <walt@tilera.com>
390 Backport from mainline
391 2014-01-25 Walter Lee <walt@tilera.com>
393 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
394 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
395 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
397 2014-01-25 Walter Lee <walt@tilera.com>
399 Backport from mainline
400 2014-01-25 Walter Lee <walt@tilera.com>
402 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
406 2014-01-25 Walter Lee <walt@tilera.com>
408 Backport from mainline
409 2014-01-25 Walter Lee <walt@tilera.com>
411 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
412 (TARGET_EXPAND_TO_RTL_HOOK): Define.
414 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
415 Jakub Jelinek <jakub@redhat.com>
418 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
419 for SImode_address_operand operands. Return false
420 if operands[1] is a REG.
422 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
424 Backport from mainline
425 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
427 PR rtl-optimization/57422
428 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
431 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
433 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
434 long non-pic millicode calls.
436 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
438 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
439 call to $$dyncall when TARGET_LONG_CALLS is true.
441 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
443 Backport from mainline
444 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
447 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
449 * config/arm/ldmstm.md: Regenerate.
451 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
454 * config/arm/predicates.md (arm_hard_general_register_operand):
456 (arm_hard_register_operand): Remove.
457 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
459 * config/arm/ldmstm.md: Regenerate.
461 2014-01-16 Jakub Jelinek <jakub@redhat.com>
464 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
465 satisfy operand 0 predicate for gathers, use a new pseudo as
468 2014-01-16 Richard Henderson <rth@redhat.com>
471 * reginfo.c (global_regs_decl): Globalize.
472 * rtl.h (global_regs_decl): Declare.
473 * ira.c (do_reload): Diagnose frame_pointer_needed and it
474 reserved via global_regs.
476 2014-01-16 Marek Polacek <polacek@redhat.com>
478 Backport from mainline
479 2014-01-16 Marek Polacek <polacek@redhat.com>
482 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
483 it is error_mark_node.
485 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
488 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
490 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
491 from prefetch_block tune setting.
493 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
495 PR rtl-optimization/54300
496 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
497 outputs in a single-set are killed from the value chains.
499 2014-01-10 Huacai Chen <chenhc@lemote.com>
501 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
502 kernel strings for Loongson-2E/2F/3A.
504 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
506 Backport from mainline
507 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
510 from prefetch_block tune setting.
511 (nocona_cost): Correct size of prefetch block to 64.
513 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
515 * doc/invoke.texi (output file options): Add missing markers.
517 2013-12-11 Kai Tietz <ktietz@redhat.com>
520 * config/i386/i386.c (ix86_expand_prologue): plus_constant
521 takes no mode-argument.
523 2013-12-10 Kai Tietz <ktietz@redhat.com>
526 * config/i386/i386.c (ix86_expand_prologue): Address saved
527 registers stack-relative, not via frame-pointer.
529 2013-12-03 Marek Polacek <polacek@redhat.com>
531 Backport from mainline
532 2013-12-03 Marek Polacek <polacek@redhat.com>
535 * c-decl.c (build_compound_literal): Allow compound literals with
538 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
540 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
543 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
545 Backport from mainline
546 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
550 Declare as MULTI_ARG_1_SF instruction.
551 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
552 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
553 from *xop_vmfrcz_<mode>.
554 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
555 to merge scalar result with __A.
556 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
559 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
561 Backport from mainline
562 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
565 ix86_address_subreg_operand. Move subreg checks to
566 ix86_validate_address_register. Move address override check to
567 ix86_legitimate_address_p.
568 (ix86_validate_address_register): New function.
569 (ix86_legitimate_address_p): Call ix86_validate_address_register
570 to validate base and index registers. Add address override check
571 from ix86_decompose_address.
572 (ix86_decompose_address): Remove.
574 Backport from mainline
575 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/i386.c (ix86_address_subreg_operand): Do not
579 reject non-integer subregs.
580 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
581 Move check for invalid x32 constant addresses ...
582 (ix86_legitimate_address_p): ... here.
584 Bacport from mainline
585 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
588 addresses only when %reg is not in word mode.
590 2013-11-10 Karlson2k <k2k@narod.ru>
591 Kai Tietz <ktietz@redhat.com>
595 * configure.ac: Adding for exported symbols check
596 and for rdynamic-check executable-extension.
597 * configure: Regenerated.
599 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
602 * config/i386/i386.md (push peepholer/splitter): Use Pmode
603 with stack_pointer_rtx.
605 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
607 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
609 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
611 Backport from mainline
612 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
615 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
616 Remove CCCmode handling.
617 <case LTU>: Return 'c' suffix for CCCmode.
618 <case GEU>: Return 'nc' suffix for CCCmode.
619 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
620 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
621 (*sub<mode>3_cc_overflow): Ditto.
622 (*subsi3_zext_cc_overflow): Ditto.
624 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
626 Backport from mainline
627 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
630 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
631 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
632 and SI_REG for 64bit SYSV ABI targets.
634 2013-10-25 Richard Henderson <rth@twiddle.net>
637 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
638 instead of create_convert_operand_to.
639 (maybe_emit_sync_lock_test_and_set): Likewise.
640 (expand_atomic_compare_and_swap): Likewise.
641 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
643 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
645 PR rtl-optimization/58831
646 * alias.c (init_alias_analysis): At the beginning of each iteration,
647 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
649 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
651 * recog.c (search_ofs): New static variable moved from...
652 (peep2_find_free_register): ...here.
653 (peephole2_optimize): Initialize it.
655 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
657 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
659 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
661 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
662 assignment statements.
664 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
666 * config/pa/pa.md: In "scc" insn patterns, change output template to
667 handle const0_rtx in reg_or_0_operand operands.
669 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
670 Paolo Carlini <paolo.carlini@oracle.com>
673 * doc/implement-cxx.texi: Fix references to the C++ standards.
675 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
678 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
681 2013-09-12 Terry Guo <terry.guo@arm.com>
683 Backport from mainline
684 2012-09-17 Richard Guenther <rguenther@suse.de>
687 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
688 FIXED_VALUE_TYPE instead of struct fixed_value.
690 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
693 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
694 support conditional execution.
695 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
697 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
699 Backport from mainline
700 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
702 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
703 "cmp" RTX before signed_comparison_operator check to account
706 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
708 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
710 2013-09-01 Iain Sandoe <iain@codesourcery.com>
713 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
715 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
716 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
717 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
719 * doc/tm.texi: Regenerate.
720 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
722 * config/darwin-c.c: Include target.h.
723 (darwin_objc_declare_unresolved_class_reference): New function.
724 (darwin_objc_declare_class_definition): New function.
725 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
726 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
728 2013-09-01 Iain Sandoe <iain@codesourcery.com>
730 Backport from mainline:
731 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
733 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
734 it is not needed after split.
736 2013-07-20 Iain Sandoe <iain@codesourcery.com>
739 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
740 second label for nonlocal goto receivers. Don't output pic base labels
741 unless we're producing PIC; mark that action unreachable().
742 (ix86_save_reg): If the function contains a nonlocal label, save the
744 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
745 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
746 (update_pic_label_number_if_needed): New.
747 (machopic_output_function_base_name): Adjust for nonlocal receiver
749 (machopic_should_output_picbase_label): New.
750 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
751 (nonlocal_goto_receiver): New insn and split.
753 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
755 Backport from mainline
756 2013-08-27 Christian Widmer <shadow@umbrox.de>
759 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
760 of Ivy Bridge processors.
762 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
765 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
766 suggested mode for the assignment isn't compatible with the
769 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
771 Backport from mainline
772 2013-08-12 Perez Read <netfirewall@gmail.com>
775 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
776 operand 0 for intel asm alternative.
777 (*movabs<mode>_2): Ditto for operand 1.
779 2013-08-13 Marek Polacek <polacek@redhat.com>
782 2013-0813 Marek Polacek <polacek@redhat.com>
783 Jakub Jelinek <jakub@redhat.com>
785 PR tree-optimization/57980
786 * tree-tailcall.c (process_assignment): Return false
787 when not dealing with integers or floats.
789 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
791 Backport from mainline
792 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
794 * collect2-aix.h: Define F_LOADONLY.
796 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
798 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
799 the implied StoreLoad barrier for atomic operations if before.
801 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
803 Backport from 2013-07-11 trunk r200901.
806 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
807 name seen by assembler/linker if available.
809 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
811 Backport from 2013-07-10 trunk r200872.
814 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
817 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
819 Backport from mainline
820 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
822 * config/i386/sse.md (sse_movlhps): Change alternative 3
825 2013-07-09 Joseph Myers <joseph@codesourcery.com>
827 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
828 adjust register size for TDmode and TFmode for VSX registers.
830 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
832 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
834 2013-07-08 Jakub Jelinek <jakub@redhat.com>
836 PR rtl-optimization/57829
837 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
838 mask bits outside of mode are just sign-extension from mode to HWI.
840 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
842 Backport from mainline
843 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/i386.c (construct_container): Report error if
847 long double is used with disabled x87 float returns.
849 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
851 Backport from mainline
852 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
855 * collect2.c (collect_atexit): New.
856 (collect_exit): Delete.
857 (main): Register collect_atexit with atexit.
858 (collect_wait): Change collect_exit to exit.
860 * collect2.h (collect_exit): Delete.
861 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
863 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
865 Backport from mainline
866 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
868 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
869 cmp_code to construct REG_EQUAL note.
871 Backport from mainline
872 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
874 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
875 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
877 Backport from mainline
878 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
881 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
882 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
883 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
885 2013-06-09 Jakub Jelinek <jakub@redhat.com>
888 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
889 that operands[2] doesn't overlap with operands[0].
891 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
895 for non-sse2 targets. Simplify mode attribute calculation.
897 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
899 Backport from mainline
900 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
902 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
903 cache parameters using detect_caches_amd also for CYRIX,
904 NSC and TM2 signatures.
906 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
907 Dzianis Kahanovich <mahatma@eu.by>
911 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
912 VIA/Centaur processors and determine their cache parameters
913 using detect_caches_amd.
915 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.c (ix86_option_override_internal): Add
918 PTA_POPCNT to corei7 entry.
920 2013-05-14 Richard Biener <rguenther@suse.de>
922 PR gcov-profile/57269
923 Backport from mainline
924 2012-06-30 Nathan Sidwell <nathan@acm.org>
926 * coverage.c (coverage_init): Read counts file before writing
929 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
932 Backport from mainline
933 2013-01-22 Jakub Jelinek <jakub@redhat.com>
936 * config/i386/i386.md (UNSPEC_STOS): New.
937 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
938 *strsetqi_1): Add UNSPEC_STOS.
940 2013-05-10 Joey Ye <joey.ye@arm.com>
942 Backport from mainline
943 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
946 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
948 (thumb1_extendhisi2): Reduce Thumb pool range.
949 (arm_movdi): Likewise.
950 (thumb1_movdi_insn): Likewise.
951 (thumb1_movsi_insn): Likewise.
952 (pic_load_addr_unified): Likewise.
953 (pic_load_addr_32bit): Likewise.
954 (pic_load_addr_thumb1): Likewise.
955 (thumb1_movhf): Likewise.
956 (arm_movsf_soft_insn): Likewise.
957 (thumb1_movsf_soft_insn): Likewise.
958 (movdf_soft_insn): Likewise.
959 (thumb1_movdf_soft_insn): Likewise.
960 * config/arm/neon.md (*neon_mov<mode>): Likewise.
961 (*neon_mov<mode>): Likwise.
962 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
963 (*thumb2_movhi_insn): Likewise.
964 (*thumb2_extendqisi_v6): Likewise.
965 (*thumb2_zero_extendqisi_v6): Likewise.
966 (*thumb2_zero_extendqisi2_v6): Likewise.
967 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
968 (*movdi_vfp): Likewise.
969 (*movdi_vfp_cortexa8): Likewise.
970 (*thumb2_movsf_vfp): Likewise.
971 (*thumb2_movdf_vfp): Likewise.
973 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
975 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
976 Add mthumb/march=armv7-a multilib.
977 Add mthumb/march=armv7-r multilib.
978 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
980 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
983 * config/v850/t-rtems: Add more multilibs.
985 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
988 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
991 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
992 to save TFmode registers and DImode to save TImode registers for
993 caller save operations.
994 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
995 mark being partially clobbered since they only use the first
998 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
999 and TDmode only use the upper 64-bits of each VSX register.
1001 2013-05-03 Marek Polacek <polacek@redhat.com>
1003 Backport from mainline
1004 2013-04-25 Marek Polacek <polacek@redhat.com>
1006 PR tree-optimization/57066
1007 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
1009 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
1011 Backport from mainline
1012 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
1015 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
1017 (*zero_extendsidi2): Ditto.
1019 Backport from mainline
1020 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
1025 2013-04-29 Christian Bruel <christian.bruel@st.com>
1028 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
1030 2013-04-27 Jakub Jelinek <jakub@redhat.com>
1033 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
1034 the immediate rotate count.
1036 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
1038 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
1040 2013-04-19 Matthias Klose <doko@ubuntu.com>
1044 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1046 Backport from mainline
1047 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1048 Alexander Monakov <amonakov@ispras.ru>
1051 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1052 flush pending lists also on non-jumps. Adjust comment.
1055 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1057 * sched-deps.c (add_dependence_list_and_free): Simplify.
1058 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
1059 lists when add_dependence_list_and_free doesn't free them.
1061 2013-04-19 Marek Polacek <polacek@redhat.com>
1063 Backport from mainline
1064 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
1065 Jakub Jelinek <jakub@redhat.com>
1067 PR tree-optimization/48189
1068 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
1069 If nitercst is 0, don't predict the exit edge.
1071 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
1073 Backport from mainline
1074 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
1075 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
1077 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
1080 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
1082 * doc/tm.texi: Update.
1083 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
1084 * target.def (force_at_comp_dir): New hook.
1085 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
1086 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
1088 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
1091 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
1092 (S_MODES): Set H_MODE bit.
1093 (SF_MODES): Set only S_MODE and SF_MODE bits.
1094 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
1095 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
1096 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
1097 <MODE_FLOAT>: Likewise.
1099 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1101 Backport from mainline:
1102 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1105 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
1106 nuses, make sure we have a label.
1108 2013-04-11 Richard Biener <rguenther@suse.de>
1110 * BASE-VER: Set to 4.7.4.
1111 * DEV-PHASE: Set to prerelease.
1113 2013-04-11 Release Manager
1115 * GCC 4.7.3 released.
1117 2013-04-10 David S. Miller <davem@davemloft.net>
1119 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
1120 or -mcpu=hypersparc.
1122 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
1126 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1128 Backport from mainline
1129 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1130 Alexander Monakov <amonakov@ispras.ru>
1133 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1134 flush pending lists also on non-jumps. Adjust comment.
1136 2013-04-03 Richard Biener <rguenther@suse.de>
1138 PR tree-optimization/56501
1139 * tree-switch-conversion.c (check_process_case): Properly
1140 handle !single_succ_p case.
1142 2013-04-03 Jakub Jelinek <jakub@redhat.com>
1144 Backported from mainline
1145 2013-03-06 Jakub Jelinek <jakub@redhat.com>
1147 PR tree-optimization/56539
1148 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
1149 instead of GSI_CONTINUE_LINKING as last argument to
1150 force_gimple_operand_gsi. Adjust function comment.
1152 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1155 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
1156 (avoid_complex_debug_insns): New function.
1157 (expand_debug_locations): Call it.
1159 2013-04-02 Wei Mi <wmi@google.com>
1161 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
1162 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
1163 *<rotate_insn><mode>3_mask in i386.md.
1165 2013-04-02 Richard Biener <rguenther@suse.de>
1168 Backport from mainline
1169 2012-05-16 Richard Guenther <rguenther@suse.de>
1171 * tree-inline.c (declare_return_variable): Properly handle
1172 DECL_BY_REFERENCE return vars in SSA form.
1174 2013-04-01 Wei Mi <wmi@google.com>
1176 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
1177 Truncate operand 2 using %b asm operand modifier.
1178 (*<shift_insn><mode>3_mask): Ditto.
1179 (*<rotate_insn><mode>3_mask): Ditto.
1181 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
1183 * config/i386/i386.md (*movsf_internal): Change type of
1184 alternatives 3,4 to imov.
1186 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1188 Backport from mainline
1189 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
1192 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
1193 when the may_trap_p bit of the exprs being merged differs.
1194 Reorder tests for speculativeness in the logical and operator.
1196 Backport from mainline
1197 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1200 * sel-sched-ir.c (free_sched_pools): Release
1201 succs_info_pool.stack[succs_info_pool.max_top] vectors too
1202 if succs_info_pool.max_top isn't -1.
1204 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1206 Backport from mainline
1207 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
1210 * sel-sched.c: Include ira.h.
1211 (implicit_clobber_conflict_p): New function.
1212 (moveup_expr): Use it.
1213 * Makefile.in (sel-sched.o): Depend on ira.h.
1215 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1217 Backport from mainline
1218 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1219 Alexander Monakov <amonakov@ispras.ru>
1222 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1223 flush pending lists also on non-jumps. Adjust comment.
1225 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
1227 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
1228 * doc/extend.texi (Named Address Spaces): Ditto.
1229 (Variable Attributes): Ditto.
1231 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
1233 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
1234 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
1237 2013-03-27 Walter Lee <walt@tilera.com>
1239 Backport from mainline:
1240 2013-03-27 Walter Lee <walt@tilera.com>
1242 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1243 double-decrement of next_scratch_regno.
1245 2013-03-27 Walter Lee <walt@tilera.com>
1247 Backport from mainline:
1248 2013-03-27 Walter Lee <walt@tilera.com>
1250 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1252 (insn_v1mulus): Ditto.
1253 (insn_v2muls): Ditto.
1255 2013-03-27 Walter Lee <walt@tilera.com>
1257 Backport from mainline:
1258 2013-03-27 Walter Lee <walt@tilera.com>
1260 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1262 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1264 2013-03-27 Walter Lee <walt@tilera.com>
1266 Backport from mainline:
1267 2013-03-27 Walter Lee <walt@tilera.com>
1269 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
1271 (*sibcall_value): Ditto.
1273 2013-03-27 Walter Lee <walt@tilera.com>
1275 Backport from mainline:
1276 2013-03-27 Walter Lee <walt@tilera.com>
1278 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1279 (insn_mnz_v8qi): ... this ...
1280 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1282 (insn_v<n>mnz): Replaced by ...
1283 (insn_v1mnz): ... this ...
1284 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1286 (insn_mz_<mode>): Replaced by ...
1287 (insn_mz_v8qi): ... this ...
1288 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1290 (insn_v<n>mz): Replaced by ...
1291 (insn_v1mz): ... this ...
1292 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1295 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1297 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1299 2013-03-26 Richard Biener <rguenther@suse.de>
1301 Backport from mainline:
1302 2013-03-13 Richard Biener <rguenther@suse.de>
1304 PR tree-optimization/56608
1305 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1306 calls when vectorizing basic-blocks.
1308 2013-03-05 Richard Biener <rguenther@suse.de>
1310 PR tree-optimization/56270
1311 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1312 of loads after scheduling an SLP instance.
1314 2013-03-26 Walter Lee <walt@tilera.com>
1316 Backport from mainline:
1317 2013-03-26 Walter Lee <walt@tilera.com>
1319 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1320 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1322 2013-03-26 Walter Lee <walt@tilera.com>
1324 Backport from mainline:
1325 2013-03-25 Walter Lee <walt@tilera.com>
1327 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1328 TILEGX_INSN_SHUFFLEBYTES1.
1329 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1331 (tilegx_builtins): Ditto.
1332 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1334 2013-03-26 Walter Lee <walt@tilera.com>
1336 Backport from mainline:
1337 2013-03-25 Walter Lee <walt@tilera.com>
1339 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1340 tests for constraint J, K, N, P.
1342 2013-03-26 Walter Lee <walt@tilera.com>
1344 Backport from mainline:
1345 2013-03-25 Walter Lee <walt@tilera.com>
1347 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1348 Use indirect/pcrel encoding.
1349 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1352 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1354 Backport from mainline:
1355 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1356 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1359 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1360 (musermode): Convert to Var(TARGET_USERMODE).
1361 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1362 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1363 * config/sh/sh.c (sh_option_override): Use
1364 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1365 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1367 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1369 (udivsi3_i4_single, divsi3_i4_single): Use
1370 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1371 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1372 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1373 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1374 (SUBTARGET_OVERRIDE_OPTIONS): New.
1376 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1378 Backport from mainline:
1379 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1381 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1382 to m2a-single instead of m2e.
1384 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1387 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1390 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1393 * config/i386/i386.c (init_cumulative_args): Also set
1394 cum->callee_return_avx256_p.
1395 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1396 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1398 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1399 callee_return_avx256_p.
1401 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1403 Backport from mainline:
1404 2012-12-04 Ian Lance Taylor <iant@google.com>
1406 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1407 output the real type.
1409 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1412 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1413 (PLUS_EXPR): Likewise.
1414 * doc/cppopts.texi (--help): Likewise.
1415 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1416 (-fdump-rtl-cprop_hardreg): Likewise.
1417 (-fdump-rtl-csa): Likewise.
1418 (-fdump-rtl-dce): Likewise.
1419 (-fdump-rtl-dbr): Likewise.
1420 (-fdump-rtl-into_cfglayout): Likewise.
1421 (-fdump-rtl-outof_cfglayout): Likewise.
1423 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1426 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1427 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1430 2013-03-14 Seth LaForge <sethml@google.com>
1433 Backport from mainline
1434 2012-10-22 Julian Brown <julian@codesourcery.com>
1436 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1437 VFP D registers in big-endian mode.
1439 2013-03-08 Joey Ye <joey.ye@arm.com>
1441 Backport from mainline
1442 2013-03-06 Joey Ye <joey.ye@arm.com>
1445 * gcc.c (convert_white_space): New function.
1446 (main): Handles white space in function name.
1448 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1450 Backport from mainline
1451 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1454 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1455 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1456 to SH_DIV_CALL_TABLE for TARGET_SH2.
1457 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1459 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1460 mdiv= call-div1, call-fp, call-table options.
1462 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1464 * config.gcc (arm*-*-rtemself*): New.
1465 (arm*-*-rtems*): Removed.
1466 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1467 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1469 2013-03-01 Richard Biener <rguenther@suse.de>
1471 Backport from mainline
1472 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1474 PR tree-optimization/55481
1475 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1476 back to general rewriting if we cannot leave an original biv
1479 2013-03-01 Richard Biener <rguenther@suse.de>
1481 Backport from mainline
1482 2012-04-10 Richard Guenther <rguenther@suse.de>
1485 * gimple-low.c (gimple_check_call_args): Properly account for
1486 compatible aggregate types.
1488 2013-02-26 Nick Clifton <nickc@redhat.com>
1491 Import this patch from the mainline:
1493 2012-08-17 Nick Clifton <nickc@redhat.com>
1495 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1496 (branch_true): Likewise.
1497 (branch_false): Likewise.
1499 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1501 PR tree-optimization/56443
1502 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1503 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1504 to type_for_mode langhook.
1506 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1509 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1512 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1514 Backported from mainline
1515 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1517 PR tree-optimization/56350
1518 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1519 if haven't found reduction or nested cycle operand, rather than
1520 asserting we must find it.
1522 PR tree-optimization/56381
1523 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1526 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1528 PR tree-optimization/56250
1529 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1530 if type is unsigned and code isn't MULT_EXPR.
1532 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1535 * omp-low.c (use_pointer_for_field): Return false if
1536 lower_send_shared_vars doesn't generate any copy-out code.
1538 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1540 PR tree-optimization/55110
1541 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1542 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1544 2013-02-18 Richard Biener <rguenther@suse.de>
1547 2013-02-04 Richard Biener <rguenther@suse.de>
1549 Backport from mainline
1550 2012-07-04 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/53844
1553 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1554 the loop virtual PHI.
1556 2013-02-13 David S. Miller <davem@davemloft.net>
1558 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1560 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1562 Backport from mainline
1563 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1565 PR rtl-optimization/56275
1566 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1567 offset is non-negative and less than cmode size before
1568 calling simplify_subreg.
1570 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1572 Backport from mainline
1573 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1575 * config/i386/sse.md (FMAMODEM): New mode iterator.
1576 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1577 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1579 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1581 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1582 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1583 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1585 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1587 Backport from mainline
1588 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1591 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1592 If there is no implicit builtin declaration, just return NULL.
1594 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1595 Michael Meissner <meissner@linux.vnet.ibm.com>
1597 Backport from mainline
1598 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1599 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1601 2013-02-07 David S. Miller <davem@davemloft.net>
1603 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1605 * var-tracking.c (vt_add_function_parameter): Test the presence of
1606 HAVE_window_save properly and do not remap argument registers when
1607 we have a leaf function.
1609 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1611 Backport from mainline
1612 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1615 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1617 * config/i386/i386.c (ix86_print_operand): Ditto.
1619 2013-02-07 Alan Modra <amodra@gmail.com>
1622 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1623 static chain, set REST_INLINE_FPRS too.
1625 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1627 Backport from mainline
1628 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1630 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1631 * configure: Regenerate.
1633 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1635 Backport from mainline
1636 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1637 Andrew Dixie <andrewd@gentrack.com>
1639 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1642 2013-02-05 Richard Biener <rguenther@suse.de>
1644 Backport from mainline
1645 2012-12-10 Richard Biener <rguenther@suse.de>
1647 PR tree-optimization/55107
1648 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1649 (bitmap_set_replace_value): Add gcc_unreachable.
1650 (do_regular_insertion): Re-write all_same handling. Insert
1651 an assignment instead of a PHI in this case.
1652 (execute_pre): Do not record constified events.
1654 2013-02-05 Richard Biener <rguenther@suse.de>
1656 PR tree-optimization/54767
1657 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1658 backedges drop all symbolical range information.
1659 (execute_vrp): Compute backedges.
1661 2013-02-04 Richard Biener <rguenther@suse.de>
1663 Backport from mainline
1664 2012-01-11 Richard Guenther <rguenther@suse.de>
1666 PR tree-optimization/44061
1667 * tree-vrp.c (extract_range_basic): Compute zero as
1668 value-range for __builtin_constant_p of function parameters.
1670 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1673 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1675 2013-02-04 Richard Biener <rguenther@suse.de>
1677 Backport from mainline
1678 2012-07-04 Richard Guenther <rguenther@suse.de>
1680 PR tree-optimization/53844
1681 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1682 the loop virtual PHI.
1684 2012-12-13 Richard Biener <rguenther@suse.de>
1687 * tree-streamer.c (record_common_node): Check that we are not
1688 recursively pre-loading nodes we want to skip. Handle
1689 char_type_node appearing as part of va_list_type_node.
1691 2013-02-04 Richard Biener <rguenther@suse.de>
1694 * gimple.h (gimple_call_builtin_class_p): New function.
1695 * gimple.c (validate_call): New function.
1696 (gimple_call_builtin_class_p): Likewise.
1697 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1698 Use gimple_call_builtin_class_p.
1699 (find_func_clobbers): Likewise.
1700 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1701 (strlen_optimize_stmt): Likewise.
1703 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1705 Backported from mainline
1706 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1708 PR tree-optimization/56125
1709 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1710 pow(x,c) into sqrt(x) * powi(x, n/2) or
1711 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1712 optimizing for size.
1713 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1714 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1717 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1719 PR tree-optimization/56098
1720 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1721 for stmts with volatile ops.
1722 (cond_store_replacement): Don't optimize if assign has volatile ops.
1723 (cond_if_else_store_replacement_1): Don't optimize if either
1724 then_assign or else_assign have volatile ops.
1726 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1729 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1730 instead of cmpdi_operand for first comparison operand.
1731 Don't assert that comparison operands aren't both constants.
1733 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1735 PR tree-optimization/56051
1736 * fold-const.c (fold_binary_loc): Don't fold
1737 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1738 a narrowing conversion, or widening conversion from signed
1741 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1744 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1745 the case where writing real complex part of target modifies
1748 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1751 * function.c (thread_prologue_and_epilogue_insns): Always
1752 add crtl->drap_reg to set_up_by_prologue.set, even if
1753 stack_realign_drap is false.
1755 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1757 PR tree-optimization/55921
1758 * tree-complex.c (expand_complex_asm): New function.
1759 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1761 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1763 PR rtl-optimization/55838
1764 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1765 iv0.step, iv1.step and step.
1767 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1770 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1771 * gimple-low.c: Include langhooks.c.
1772 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1773 by default call lang_hooks.block_may_fallthru.
1774 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1776 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1777 (LANG_HOOKS_INITIALIZER): Use it.
1779 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1782 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1783 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1784 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1785 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1786 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1788 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1790 PR tree-optimization/55236
1791 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1792 and signed ARG0_TYPE, force low and high to be non-NULL.
1794 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1796 PR rtl-optimization/54127
1797 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1798 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1799 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1800 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1801 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1803 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1805 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1806 range isn't testing for zero.
1808 2013-01-29 Richard Biener <rguenther@suse.de>
1810 PR tree-optimization/56113
1811 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1813 (label_visit): Free duplicate bitmaps and record the leader instead.
1814 (perform_var_substitution): Adjust.
1816 2013-01-28 Serowk <serowk@yandex.ru>
1819 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1820 Fix mode checks to allow for the passing of constants in the
1822 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1823 Add entries in the switch statement for builtin iwmmxt vector
1824 shift and rotate builtins.
1826 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1828 Backport from mainline
1829 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1832 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1833 operand 0 in movabs insn template for -masm=intel asm alternative.
1834 (*movabs<mode>_2): Ditto for operand 1.
1836 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1838 Backport from mainline
1839 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1842 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1843 alternative to (o,r).
1844 (*movdi_internal_rex64): Remove (!o,n) alternative.
1845 (DImode immediate->memory splitter): Remove.
1846 (DImode immediate->memory peephole2): Remove.
1847 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1848 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1849 alternative to (!o,*r).
1850 (*movtf_internal_sse): New pattern.
1851 (*movxf_internal_rex64): New pattern.
1852 (*movxf_internal): Disable for TARGET_64BIT.
1853 (*movdf_internal_rex64): Remove (!o,F) alternative.
1855 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1857 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1858 involving stack registers slightly.
1860 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1862 * config/i386/constraints.md (Yf): New constraint.
1863 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1864 of f constraint to conditionaly disable x87 register preferences.
1865 (*movdf_internal): Ditto.
1866 (*movsf_internal): Ditto.
1868 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1870 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1871 (*movtf_internal_rex64): Add (!o,C) alternative
1872 (*movxf_internal_rex64): Ditto.
1873 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1875 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1877 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1879 2013-01-24 Martin Jambor <mjambor@suse.cz>
1881 Backport from mainline
1882 2013-01-04 Martin Jambor <mjambor@suse.cz>
1884 PR tree-optimization/55755
1885 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1886 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1888 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1890 Backport from mainline
1891 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1895 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1897 PR rtl-optimization/56023
1898 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1899 dependent on debug instruction.
1901 2013-01-21 Martin Jambor <mjambor@suse.cz>
1903 Backport from mainline
1904 2013-01-17 Martin Jambor <mjambor@suse.cz>
1906 PR tree-optimizations/55264
1907 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1908 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1909 for virtual functions.
1910 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1911 for virtual methods.
1912 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1913 virtual methods before inlining is over.
1915 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1917 Backport from mainline
1918 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1921 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1922 store through atomic_store<mode>_1.
1923 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1925 2013-01-16 Richard Biener <rguenther@suse.de>
1928 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1929 account for bitpos when computing alignment.
1931 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1933 Backport from 2013-01-14 trunk r195169.
1936 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1937 etc. to 1 and not to __flash.
1938 Use LL suffix for __INT24_MAX__ with -mint8.
1939 Use ULL suffix for __UINT24_MAX__ with -mint8.
1941 2013-01-14 Matthias Klose <doko@ubuntu.com>
1943 * doc/invoke.texi: Document -print-multiarch.
1944 * doc/install.texi: Document --enable-multiarch.
1945 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1946 * configure.ac: Add --enable-multiarch option.
1947 Substitute with_cpu, with_float.
1948 * configure: Regenerate.
1949 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1950 enable_multiarch, with_cpu, with_float: New macros.
1951 if_multiarch: New macro, define in terms of enable_multiarch.
1952 * genmultilib: Add new argument for the multiarch name.
1953 * gcc.c (multiarch_dir): Define.
1954 (for_each_path): Search for multiarch suffixes.
1955 (driver_handle_option): Handle multiarch option.
1956 (do_spec_1): Pass -imultiarch if defined.
1957 (main): Print multiarch.
1958 (set_multilib_dir): Separate multilib and multiarch names
1959 from multilib_select.
1960 (print_multilib_info): Ignore multiarch names in multilib_select.
1961 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1962 * cppdefault.h (default_include): Document multiarch in multilib
1964 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1965 include directory for multiarch directories.
1966 * common.opt: New options --print-multiarch and -imultilib.
1968 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1969 Include i386/t-linux.
1970 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1971 Include i386/t-kfreebsd.
1972 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1973 * config/i386/t-linux64: Add multiarch names in
1974 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1975 * config/i386/t-gnu: New file.
1976 * config/i386/t-kfreebsd: Likewise.
1977 * config/i386/t-linux: Likewise.
1979 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1980 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1981 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1982 for 32bit non-biarch configurations.
1984 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1985 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1988 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1990 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1992 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1993 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1994 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1996 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1997 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1998 Include rs6000/t-linux for 32bit non-biarch configurations.
2000 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
2002 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
2004 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
2005 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
2007 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
2008 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
2010 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
2012 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
2013 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
2014 (vect_estimate_min_profitable_iter): Adjust to above fix.
2015 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
2017 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2019 Backport from mainline
2020 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2022 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
2023 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
2024 documentation. Add missing '__' in front of
2025 __builtin_ia32_packssdw256.
2027 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
2029 Backport from mainline
2030 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
2032 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
2033 attribute of movddup insn to DF.
2034 (*vec_interleave_lowv2df): Ditto.
2035 (vec_dupv2df): Ditto.
2037 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
2039 Backport from 2013-01-07 trunk r194991, r194992.
2042 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
2045 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
2046 (avr_addrspace_t): Add .section_name field.
2047 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
2049 (avr_addrspace): Same. Initialize .section_name. Remove last
2050 NULL entry. Put __memx into .progmemx.data.
2051 (progmem_section_prefix): Remove.
2052 (avr_asm_init_sections): No need to initialize progmem_section.
2053 (avr_asm_named_section): Use avr_addrspace[].section_name to get
2054 section name prefix.
2055 (avr_asm_select_section): Ditto. And use get_unnamed_section to
2056 retrieve the progmem section.
2057 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
2058 boundary to run over avr_addrspace[].
2059 (avr_register_target_pragmas): Ditto.
2061 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
2063 Backport from 2013-01-07 trunk r194978.
2066 * doc/install.texi (Cross-Compiler-Specific Options): Document
2069 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
2071 Backport from 2013-01-07 trunk r194968.
2074 * config/avr/t-avr: Don't automatically rebuild
2075 $(srcdir)/config/avr/t-multilib
2076 $(srcdir)/config/avr/avr-tables.opt
2077 (avr-mcus): New phony target to build them on request.
2078 (s-avr-mlib): Remove.
2079 * avr/avr-mcus.def: Adjust comments.
2081 2013-01-07 Terry Guo <terry.guo@arm.com>
2083 Backport from mainline
2084 2012-12-19 Terry Guo <terry.guo@arm.com>
2086 * config/arm/arm.c (thumb_find_work_register): Check argument
2087 register number based on current PCS.
2089 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
2091 Backport from mainline
2092 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
2095 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
2096 selected code model, define __code_mode_small__, __code_model_medium__,
2097 __code_model_large__, __code_model_32__ or __code_model_kernel__.
2098 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
2099 xchg temporary register with %k. Declare temporary register as
2101 [__x86_64__]: For medium and large code models, preserve %rbx register.
2103 2013-01-03 Richard Henderson <rth@redhat.com>
2105 * config/i386/i386.c (ix86_expand_move): Always assign to op1
2106 after eliminating TLS symbols.
2108 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2111 * config/pa/pa.md (movsi): Revert previous change.
2112 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
2115 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
2118 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
2121 2013-01-02 Jason Merrill <jason@redhat.com>
2124 * tree.c (build_array_type_1): Revert earlier change.
2126 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2129 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
2130 after reload starts.
2132 2012-12-21 Martin Jambor <mjambor@suse.cz>
2134 PR tree-optimization/55355
2135 * tree-sra.c (type_internals_preclude_sra_p): Also check that
2136 bit_position is small enough to fit a single HOST_WIDE_INT.
2138 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2140 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
2142 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2144 Backport from mainline
2145 2012-10-15 Matthias Klose <doko@ubuntu.com>
2147 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2148 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2150 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
2151 Tomash Brechko <tomash.brechko@gmail.com>
2154 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
2155 handling of before and after cases.
2156 * config/sparc/sync.md (atomic_store): Fix pasto.
2158 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
2160 * optabs.c (expand_atomic_store): Elide redundant model test.
2162 2012-12-13 Richard Henderson <rth@redhat.com>
2165 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
2167 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
2170 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
2171 (tldo_stb_sp64): Likewise.
2172 (tldo_sth_sp32): Likewise.
2173 (tldo_sth_sp64): Likewise.
2174 (tldo_stw_sp32): Likewise.
2175 (tldo_stw_sp64): Likewise.
2176 (tldo_stx_sp64): Likewise.
2178 2012-12-10 Kai Tietz <ktietz@redhat.com>
2181 * print-tree.c (print_node): Cast from pointer via uintptr_t.
2183 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
2185 Backport from mainline
2186 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
2187 H.J. Lu <hongjiu.lu@intel.com>
2190 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
2191 before using it as insn or call equivalent.
2193 2012-12-06 Jason Merrill <jason@redhat.com>
2196 * tree.c (build_array_type_1): Re-layout if we found it in the
2199 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2201 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
2202 opaque cond in all call insns.
2204 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
2206 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
2207 area if the function allocates dynamic stack space.
2208 (ia64_initial_elimination_offset): Adjust offsets to above change.
2210 2012-12-03 Richard Biener <rguenther@suse.de>
2212 Backport from mainline
2213 2012-09-24 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/53663
2216 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
2217 native encode/interpret translation on VN_WALKREWRITE.
2219 2012-12-03 Kai Tietz <ktietz@redhat.com>
2222 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
2225 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
2228 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
2230 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2232 Backport from mainline:
2233 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2236 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
2237 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
2238 (in_nullified_branch_delay): Likewise.
2239 (in_call_delay): Likewise.
2240 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
2241 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
2242 the $$sh_func_adrs call as variable. Update type of sibcalls and
2243 $$sh_func_adrs call.
2244 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
2245 length instead of adjustment. Handle negative and undefined call
2246 adjustments for insn_default_length. Remove adjustment for millicode
2247 insn with unfilled delay slot.
2248 (pa_output_millicode_call): Update for revised millicode length.
2249 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2251 2012-11-29 Kai Tietz <ktietz@redhat.com>
2254 * prefix.c (lookup_key): Replace xmalloc/xrealloc
2255 use by XNEWVEC/XRESIZEVEC.
2257 * i386.c (get_scratch_register_on_entry): Handle
2258 thiscall-convention.
2259 (split_stack_prologue_scratch_regno): Likewise.
2260 (ix86_static_chain): Likewise.
2261 (x86_output_mi_thunk): Likewise.
2263 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
2265 Backported from mainline
2266 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
2267 Markus Trippelsdorf <markus@trippelsdorf.de>
2270 * lto-opts.c (lto_write_options): Also handle
2271 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
2272 OPT_SPECIAL_program_name.
2275 * lto-wrapper.c (merge_and_complain): Handle
2276 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2277 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2279 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2281 PR rtl-optimization/55489
2282 * gcse.c (compute_transp): Precompute a canonical version
2283 of XEXP (x, 0), and pass it to canon_true_dependence.
2285 2012-11-27 Richard Biener <rguenther@suse.de>
2288 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2289 stmt with a NOP instead of removing it.
2291 2012-11-26 Richard Biener <rguenther@suse.de>
2293 Backport from mainline
2294 2012-10-19 Richard Biener <rguenther@suse.de>
2296 PR tree-optimization/54976
2297 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2298 Robustify against odd inner_mode inputs.
2300 2012-10-12 Richard Biener <rguenther@suse.de>
2302 PR tree-optimization/54894
2303 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2304 Handle over-aligned scalar types properly.
2306 2012-10-02 Richard Guenther <rguenther@suse.de>
2309 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2310 cleaning up the CFG.
2312 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2314 Backport from mainline
2315 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2317 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2318 explaining the register ordering preferences.
2320 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2321 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2322 constraints so that the traditional floating point loads, stores,
2323 and moves are done first, then the VSX loads, stores, and moves,
2324 and finally the GPR loads, stores, and moves so that reload
2325 chooses FPRs over GPRs, and uses the traditional load/store
2326 instructions which provide an offset.
2327 (movdf_hardfloat64): Likewise.
2329 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2331 Backported from mainline
2332 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2333 H.J. Lu <hongjiu.lu@intel.com>
2336 * config/i386/i386.c (legitimize_pic_address): Properly handle
2338 (ix86_print_operand_address): Set code to 'k' when forcing
2339 addr32 prefix. For x32, zero-extend negative displacement if
2342 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2344 * common.opt (fvar-tracking-uninit): Document.
2345 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2346 * config/darwin.c (darwin_override_options): Likewise.
2348 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2350 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2351 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2353 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2355 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2357 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2359 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2362 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2364 Backport from mainline
2365 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.c (ix86_init_machine_status): Do not
2368 explicitly clear tls_descriptor_call_expanded_p again.
2370 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/sse.md
2373 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2374 as read and written by the instruction.
2376 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2379 (ix86_instantiate_decls): New function.
2380 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2381 stack slot instead of SLOT_VIRTUAL.
2382 <case IX86_BUILTIN_STMXCSR>: Ditto.
2383 (assign_386_stack_local): Do not assert when virtual slot is valid.
2384 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2385 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2386 (truncxf<mode>2): Ditto.
2387 (floatunssi<mode>2): Ditto.
2388 (isinf<mode>2): Ditto.
2389 * config/i386/sync.md (atomic_load<mode>): Ditto.
2390 (atomic_store<mode>): Ditto.
2392 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2395 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2396 the argument is itself a conditional expression.
2398 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2400 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2403 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2405 PR tree-optimization/54986
2406 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2407 conversions on entry but add them back on exit if needed.
2409 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2412 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2414 (print_reg): Use true_regnum rather than REGNO.
2415 (ix86_print_operand_address): Remove SUBREG handling.
2417 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2419 Backported from mainline
2420 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2423 * gimple.h (is_gimple_sizepos): New inline function.
2424 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2425 final assignment to expr variable.
2426 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2427 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2428 into a local temporary.
2430 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2432 PR tree-optimization/54877
2433 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2434 use make_ssa_name instead of copy_ssa_name.
2436 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2438 Backport from mainline
2439 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2441 PR tree-optimization/53708
2442 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2443 user-supplied alignment when used with an explicit section name.
2445 2012-11-02 Jeff Law <law@redhat.com>
2447 PR tree-optimization/54985
2448 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2449 from thread_across_edge.
2450 (thread_across_edge): Use it in all cases where we might thread
2453 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2455 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2456 special register pushes before frame probing and allocation.
2458 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2459 Joel Sherrill <joel.sherrill@oarcorp.com>
2461 * config/sparc/t-rtems: New (Custom multilibs).
2462 * config/sparc/t-rtems-64: New (Custom multilibs).
2463 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2464 (sparc-*-rtems*): Add sparc/t-rtems.
2466 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2468 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2470 (hash_rtx): Likewise.
2472 2012-10-29 Terry Guo <terry.guo@arm.com>
2474 Backport from mainline
2475 2012-10-11 Terry Guo <terry.guo@arm.com>
2477 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2479 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2482 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2484 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2485 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2487 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2489 * config/avr/t-rtems: Revert previous commit.
2491 2012-10-26 Terry Guo <terry.guo@arm.com>
2493 Backport from mainline
2494 2012-10-23 Terry Guo <terry.guo@arm.com>
2497 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2500 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2502 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2504 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2506 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2508 * config.gcc (microblaze*-*-rtems*): New target.
2509 * config/microblaze/rtems.h: New.
2510 * config/microblaze/t-rtems: New.
2512 2012-10-25 Richard Biener <rguenther@suse.de>
2514 PR tree-optimization/54902
2515 * tree-ssa-pre.c (fini_pre): Return TODO.
2516 (execute_pre): Adjust.
2517 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2518 blocks before computing dominators.
2520 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2522 Backport from mainline
2523 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2525 * config/i386/i386.c (memory_address_length): Assert that non-null
2526 base or index RTXes are registers. Do not check for REG RTXes.
2527 Determine addr32 prefix using SImode_address_operand or
2528 from original base and index RTXes. Simplify code.
2530 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2532 * config/i386/i386-protos.h (memory_address_length): Add new bool
2533 argument. Update all uses.
2534 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2535 add length of addr32 prefix based on mode of base or index register.
2536 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2537 addresses here. Update call to memory_address_length.
2538 (ix86_print_address_operand): Use SImode_address_operand predicate.
2539 * config/i386/predicates.md (SImode_address_operand): New.
2540 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2541 to calculate "mode" attribute. Use SImode_address_operand predicate
2542 instead of open-coding accepted RTX codes.
2544 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2546 Backport from 2012-10-22 trunk r192685.
2547 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2548 Note __AVR_<device>__ is not defined for cores.
2549 Don't point to --help=target.
2550 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2552 2012-10-19 Marek Polacek <polacek@redhat.com>
2554 Backported from mainline
2555 2012-10-19 Marek Polacek <polacek@redhat.com>
2558 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2559 pointer/non-pointer comparison.
2561 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2563 Backported from mainline
2564 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2567 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2568 sure the mode is correct when falling through from above cases.
2570 2012-10-19 Alan Modra <amodra@gmail.com>
2572 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2573 (HAVE_LD_LARGE_TOC): Likewise.
2574 * configure: Regenerate.
2576 2012-10-19 Alan Modra <amodra@gmail.com>
2578 * config/rs6000/predicates.md (splat_input_operand): Don't call
2579 input_operand for MEMs. Instead check for volatile and call
2580 memory_address_addr_space_p with modified mode.
2582 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2584 Backported from mainline
2585 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2587 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2589 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2591 PR rtl-optimization/54870
2592 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2593 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2594 SSA_NAME pointer that points to a partition if there is at least
2595 one variable with it set in the partition.
2596 * dse.c (local_variable_can_escape): New predicate.
2597 (can_escape): Call it.
2598 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2599 mark the SSA_NAME pointer that points to a partition.
2601 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2603 Backport from mainline
2604 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2606 PR rtl-optimization/53701
2607 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2608 rocess not only expr's vinsns but all old vinsns from expr's
2611 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2613 Backport from mainline
2614 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2617 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2619 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2620 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2621 only if producer writes to the register given by regno.
2623 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2625 Backport from mainline
2626 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2628 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2629 (UNSPEC_LOADU): New.
2630 (UNSPEC_STOREU): Ditto.
2631 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2632 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2633 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2634 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2635 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2636 (<sse2>_storedqu<avxsizesuffix>): ... this.
2637 (*sse4_2_pcmpestr_unaligned): Update.
2638 (*sse4_2_pcmpistr_unaligned): Ditto.
2640 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2641 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2642 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2643 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2644 gen_sse2_load{dqu,upd} to load from unaligned memory and
2645 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2647 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2648 Use CODE_FOR_sse_loadups.
2649 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2650 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2651 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2652 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2653 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2654 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2655 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2656 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2657 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2658 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2659 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2661 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2663 Backport from trunk (r190222):
2665 PR tree-optimization/54146
2666 * ifcvt.c: Include pointer-set.h.
2667 (cond_move_process_if_block): Change type of then_regs and
2668 else_regs from alloca'd array to pointer_sets.
2669 (check_cond_move_block): Update for this change.
2670 (cond_move_convert_if_block): Likewise.
2671 * Makefile.in: Fix dependencies for ifcvt.o.
2673 2012-10-15 Richard Guenther <rguenther@suse.de>
2675 PR tree-optimization/54920
2676 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2677 allocate temporary storage for all NARY elements.
2679 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2682 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2684 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2686 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2687 default_use_cxa_atexit to yes.
2689 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2691 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2693 2012-10-05 Jan Hubicka <jh@suse.cz>
2694 Jakub Jelinek <jakub@redhat.com>
2696 PR tree-optimization/33763
2697 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2698 attribute for redefined extern inline functions.
2700 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2702 Backported from mainline
2703 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2705 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2706 in SSE and YMM state support check for -march=native.
2708 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2711 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2714 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2716 Backported from mainline
2717 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2720 * doc/invoke.texi: Document -mprefer-avx128.
2722 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2724 Backported from mainline
2725 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2728 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2729 (XSTATE_FP): Likewise.
2730 (XSTATE_SSE): Likewise.
2731 (XSTATE_YMM): Likewise.
2732 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2733 SSE and YMM states aren't supported.
2735 2012-10-01 Tom de Vries <tom@codesourcery.com>
2737 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2740 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2743 * config/s390/s390.c (s390_option_override): Add missing break.
2745 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2747 Backport from mainline
2748 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2750 * config.gcc: Replace 'host' with 'target' when configuring for
2751 powerpc64*-*-freebsd.
2753 2012-09-28 Meador Inge <meadori@codesourcery.com>
2755 Backport from mainline
2756 2012-09-27 Meador Inge <meadori@codesourcery.com>
2758 * gcc-ar.c (main): Handle the returning of the sub-process error
2761 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2763 Backport from 2012-09-28 trunk r191821.
2764 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2766 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2769 * simplify-rtx.c (simplify_binary_operation_1): Perform
2770 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2772 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2774 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2775 TYPE_NONALIASED_COMPONENT flag.
2776 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2777 TYPE_NONALIASED_COMPONENT flag.
2779 2012-09-21 Richard Guenther <rguenther@suse.de>
2782 Backport from mainline
2783 2012-04-19 Richard Guenther <rguenther@suse.de>
2785 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2788 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2791 * c-typeck.c (c_cast_expr): When casting to a type requiring
2792 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2795 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2798 * c-typeck.c (build_unary_op): Pass original argument of
2799 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2800 any C_MAYBE_CONST_EXPR, if it has integer operands.
2801 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2802 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2803 to c_objc_common_truthvalue_conversion, then remove any
2804 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2805 c_objc_common_truthvalue_conversion not
2806 c_common_truthvalue_conversion.
2807 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2808 call note_integer_operands for arguments with integer operands
2809 that are not integer constants.
2811 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2813 Backported from mainline
2814 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2816 PR tree-optimization/54563
2817 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2818 gimple_purge_dead_eh_edges if last call has been changed.
2820 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2823 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2824 instead of (match_dup 0) as second argument to vec_merge.
2825 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2826 Remove third alternative.
2827 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2828 operand 2 instead of operand 1, but put it as first argument
2830 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2831 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2834 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2836 * BASE-VER: Set to 4.7.3.
2837 * DEV-PHASE: Set to prerelease.
2839 2012-09-20 Release Manager
2841 * GCC 4.7.2 released.
2843 2012-09-15 Andi Kleen <ak@linux.intel.com>
2845 Backport from mainline
2846 2012-09-07 Andi Kleen <ak@linux.intel.com>
2848 * gcc/lto-streamer.h (res_pair): Add.
2849 (lto_file_decl_data): Replace resolutions with respairs.
2851 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2852 Initialize respairs.
2853 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2855 2012-09-14 Walter Lee <walt@tilera.com>
2857 Backport from mainline.
2858 2012-09-14 Walter Lee <walt@tilera.com>
2860 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2861 option for TILEPro and TILE-Gx.
2863 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2865 * config/i386/i386.h (x86_prefetchw): New global variable.
2866 (TARGET_PREFETCHW): New macro.
2867 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2868 (processor_alias_table): Add PTA_PREFETCHW to
2869 bdver1, bdver2 and btver1.
2870 (ix86_option_override_internal): Set x86_prefetchw for
2871 PTA_PREFETCHW targets.
2872 * config/i386/i386.md (prefetch): Expand to prefetchw
2873 for TARGET_PREFETCHW.
2874 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2876 Backport from mainline
2877 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2879 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2880 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2882 (*prefetch_sse): ... this.
2883 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2885 (*prefetch_3dnow): ... this.
2887 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2890 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2891 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2893 2012-09-12 Teresa Johnson <tejohnson@google.com>
2895 Backport from mainline.
2896 2012-09-12 Teresa Johnson <tejohnson@google.com>
2898 PR gcov-profile/54487
2899 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2900 test using F_SETLKW with fcntl.
2901 * configure, config.in: Regenerate.
2903 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2905 Backport from mainline
2906 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2908 * config/i386/i386.md : Comments on fma4 instruction selection
2909 reflect requirement on register pressure based cost model.
2911 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2912 flag is set-reset as informed by the cpuid flag.
2914 * config/i386/i386.c (processor_alias_table): fma4
2915 flag is enabled for bdver2.
2917 2012-09-12 Christian Bruel <christian.bruel@st.com>
2919 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2921 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2923 * config.gcc: Obsolete picochip-*.
2925 2012-09-11 Richard Guenther <rguenther@suse.de>
2928 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2929 on flag_toplevel_reorder.
2931 2012-09-10 Richard Henderson <rth@redhat.com>
2933 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2936 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2938 Backport from 2012-09-10 mainline r191132.
2941 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2943 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2946 * tree-sra.c (disqualify_base_of_expr): Check for possible
2947 NULL_TREE returned by get_base_address()
2949 2012-09-07 Richard Guenther <rguenther@suse.de>
2951 Backport from mainline
2952 2012-06-26 Jan Hubicka <jh@suse.cz>
2955 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2958 2012-09-07 Richard Guenther <rguenther@suse.de>
2960 Backport from mainline
2961 2012-07-13 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/53922
2964 * tree-vrp.c (value_inside_range): Change prototype to take
2965 min/max instead of value-range.
2966 (range_includes_zero_p): Likewise. Return the result from
2968 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2969 return value from range_includes_zero_p.
2970 (extract_range_from_unary_expr_1): Likewise.
2971 (compare_range_with_value): Likewise.
2972 (vrp_meet_1): Likewise.
2974 2012-09-07 Richard Guenther <rguenther@suse.de>
2977 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2978 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2979 arguments separately.
2981 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2983 Backported from mainline
2984 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2986 PR rtl-optimization/54455
2987 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2988 bb ends up with asm goto referencing bb's label.
2990 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2992 Backport from mainline.
2993 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2994 Richard Earnshaw <richard.earnshaw@arm.com>
2997 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2998 element size. Use elem_type from the formal parameter. New parameter
3000 (neon_expand_args): Adjust call to neon_dereference_pointer.
3002 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
3005 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
3007 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
3009 Backport from mainline
3010 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3012 * config/i386/i386.md (isa): Add fma and fma4.
3013 (enabled): Handle fma and fma4.
3014 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
3015 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
3016 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
3017 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
3018 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
3019 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
3021 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
3023 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
3024 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
3025 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
3027 2012-09-06 Richard Guenther <rguenther@suse.de>
3029 PR tree-optimization/54498
3030 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
3031 abort when reaching an already visited region.
3032 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
3033 (get_continuation_for_phi_1): Likewise.
3034 (walk_non_aliased_vuses): When we translated the reference,
3035 abort when we re-visit a region.
3036 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
3038 2012-09-06 Andrew Pinski <apinski@cavium.com>
3041 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
3043 2012-09-05 Jakub Jelinek <jakub@redhat.com>
3046 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
3047 build_int_cst with size_type_node instead of size_int.
3049 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
3051 Backport from 2012-09-05 mainline r190697.
3054 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
3055 configured --with-avrlibc.
3056 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
3058 * config/avr/avrlibc.h: New file.
3059 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
3060 configured --with-avrlibc.
3061 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
3063 2012-09-05 Bin Cheng <bin.cheng@arm.com>
3065 Backport from 2012-09-04 mainline r190919
3068 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
3069 of size less than 4 bytes by using macro ARM_NUM_INTS.
3070 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
3072 2012-09-04 Richard Henderson <rth@redhat.com>
3074 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
3076 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
3078 Backport from 2012-09-04 mainline r190920
3081 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
3083 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3085 Backport from 2012-09-04 mainline r190914
3088 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
3090 (avr_allocate_stack_slots_for_args): ...this new static function.
3092 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
3094 Backported from mainline
3095 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
3098 * doc/invoke.texi: Add -da and remove -dm.
3100 2012-09-03 Jakub Jelinek <jakub@redhat.com>
3102 Backported from mainline
3103 2012-09-01 Jakub Jelinek <jakub@redhat.com>
3106 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
3107 operands[1] is CONST_INT_P, convert it to QImode before printing.
3109 2012-08-31 Jakub Jelinek <jakub@redhat.com>
3112 * c-convert.c (convert): Don't call fold_convert_loc if
3113 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
3114 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
3115 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
3117 2012-08-24 Jakub Jelinek <jakub@redhat.com>
3120 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
3121 if init is a CONSTRUCTOR.
3123 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
3125 PR rtl-optimization/54369
3126 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
3127 calling dbr_schedule.
3128 * config/sparc/sparc.c (sparc_reorg): Likewise.
3130 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
3132 Backport from mainline
3133 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
3135 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
3136 case for Atom processor.
3138 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
3140 Backport from mainline
3141 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
3144 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
3145 true for TARGET_64BIT or !flag_pic.
3146 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
3147 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
3148 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
3149 Add insn constraint. Conditionally emit xchg asm insns.
3150 (atomic_compare_and_swap<mode>): Update calls. Check only
3151 cmpxchg8b_pic_memory_operand in memory address fixup.
3153 (CASHMODE): Rename from DCASHMODE.
3154 (doublemodesuffix): Update modes.
3155 (regprefix): New mode attribute.
3157 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
3158 <UNSPECV_CMPXCHG>: New constant.
3159 (atomic_compare_and_swap<mode>_1): Rename from
3160 atomic_compare_and_swap_single<mode>. Update calls and
3161 unspec_volatile constants.
3162 (atomic_compare_and_swap<mode>_doubleword): Rename from
3163 atomic_compare_and_swap_double<mode>. Update calls and
3164 unspec_volatile constants.
3166 2012-08-28 Walter Lee <walt@tilera.com>
3168 Backport from mainline
3169 2012-08-28 Walter Lee <walt@tilera.com>
3171 * confg/tilegx/tilegx.md: Fix code style.
3172 (*zero_extendsidi_truncdisi): Fix typo.
3173 * config/tilegx/tilegx.c: Fix code style.
3174 (tilegx_function_profiler): Fix typo.
3176 2012-08-27 Walter Lee <walt@tilera.com>
3178 Backport from mainline
3179 2012-08-27 Walter Lee <walt@tilera.com>
3181 * doc/md.texi (TILE-Gx): Fix typo.
3183 2012-08-27 Walter Lee <walt@tilera.com>
3185 Backport from mainline
3186 2012-08-27 Walter Lee <walt@tilera.com>
3188 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
3189 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
3191 2012-08-27 Walter Lee <walt@tilera.com>
3193 Backport from mainline
3194 2012-08-27 Walter Lee <walt@tilera.com>
3196 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
3197 (insn_bfins): Delete.
3199 2012-08-27 Walter Lee <walt@tilera.com>
3201 Backport from mainline
3202 2012-08-27 Walter Lee <walt@tilera.com>
3204 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
3205 atomic_exchange_bare<mode>,
3206 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
3207 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
3208 * config/tilegx/tilegx.md (type): Add X1_remove.
3209 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
3210 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
3211 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
3214 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
3216 PR rtl-optimization/54088
3217 * jump.c (delete_related_insns): Robustify latest change.
3219 2012-08-21 Richard Guenther <rguenther@suse.de>
3221 Backport from mainline
3222 2012-08-16 Richard Guenther <rguenther@suse.de>
3225 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
3227 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
3228 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
3229 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
3230 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
3231 (tree_ssa_lim_finalize): Free all mem_refs.
3232 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
3233 scc when bailing out.
3234 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
3235 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
3236 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
3237 FOR_EACH_LOOP_BREAK.
3239 2012-08-17 Richard Guenther <rguenther@suse.de>
3241 * tree-sra.c (modify_function): Free redirect_callers vector.
3242 * ipa-split.c (split_function): Free args_to_pass vector.
3243 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
3245 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
3246 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
3247 (vect_analyze_slp_instance): Free everything.
3248 (destroy_bb_vec_info): Free the SLP instances.
3250 2012-08-17 Richard Guenther <rguenther@suse.de>
3252 * params.def (integer-share-limit): Decrease from 256 to 251,
3255 2012-08-21 Richard Guenther <rguenther@suse.de>
3257 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
3258 the affine expansion cache.
3260 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3262 Backported from trunk
3263 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3266 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
3268 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3270 Backport from mainline.
3271 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3274 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
3275 mark as predicable. Adjust asm template.
3276 (vec_setv2di_internal): Likewise.
3277 (vec_extract<mode> VD, VQ): Likewise.
3278 (vec_extractv2di): Likewise.
3279 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3280 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3281 (neon_vdup_n<mode> VX, V32): Likewise.
3282 (neon_vdup_nv2di): Likewise.
3284 2012-08-17 Walter Lee <walt@tilera.com>
3286 Backport from mainline
3287 2012-08-17 Walter Lee <walt@tilera.com>
3289 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3290 (FEEDBACK_ENTER): Define.
3291 (FEEDBACK_REENTER): Define.
3292 (FEEDBACK_ENTRY): Define.
3293 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3294 (FEEDBACK_ENTER): Define.
3295 (FEEDBACK_REENTER): Define.
3296 (FEEDBACK_ENTRY): Define.
3298 2012-08-16 Walter Lee <walt@tilera.com>
3300 Backport from mainline
3301 2012-08-16 Walter Lee <walt@tilera.com>
3303 * config.gcc (tilegx-*-linux*): Add feedback.h.
3304 (tilepro-*-linux*): Likewise.
3305 * config/tilegx/feedback.h: New file.
3306 * config/tilepro/feedback.h: New file.
3308 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3310 Backport from mainline r189840 and r187586:
3311 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3313 * config/i386/i386.md (stack_protect_set): Disable the pattern
3314 for Android since Android libc (bionic) does not provide random
3315 value for stack protection guard at gs:0x14. Guard value
3316 will be provided from external symbol (default implementation).
3317 (stack_protect_set_<mode>): Likewise.
3318 (stack_protect_test): Likewise.
3319 (stack_protect_test_<mode>): Likewise.
3320 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3321 not have Bionic by default
3322 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3323 Macro OPTION_BIONIC is defined in this file and provides Bionic
3324 accessibility status
3326 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3328 * configure.ac: Stack protector enabling for Android targets.
3329 * configure: Regenerate.
3331 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3333 Backported from trunk
3334 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3336 PR rtl-optimization/53942
3337 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3338 directly from likely spilled non-fixed hard registers, move them
3341 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3344 (xop_phaddubq): Ditto.
3346 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3348 Backport from mainline
3349 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3350 Richard Earnshaw <rearnsha@arm.com>
3352 * target.def (vector_alignment): New target hook.
3353 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3354 * doc/tm.texi: Regenerate.
3355 * targhooks.c (default_vector_alignment): New function.
3356 * targhooks.h (default_vector_alignment): Add prototype.
3357 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3358 * config/arm/arm.c (arm_vector_alignment): New function.
3359 (TARGET_VECTOR_ALIGNMENT): Define.
3361 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3362 vector type alignment instead of size.
3363 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3364 element type size directly instead of computing it from alignment.
3365 Fix variable naming and comment.
3367 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3369 Backport from mainline
3370 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3372 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3373 (alpha_pad_function_end): ... this. Also insert NOP between
3374 sibling call and GP load.
3375 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3377 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3379 Backport from mainline
3380 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3381 H.J. Lu <hongjiu.lu@intel.com>
3383 PR rtl-optimization/54157
3384 * combine.c (gen_lowpart_for_combine): Don't return identity
3385 for CONST or symbolic reference.
3387 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3389 Backport from mainline
3390 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3392 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3393 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3394 split_cost argument signed.
3395 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3396 (ix86_avoid_lea_for_addr): Ditto.
3398 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3400 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3401 the address has less than two components.
3403 2012-08-02 Steve Ellcey <sellcey@mips.com>
3405 Backport from mainline
3406 2012-07-19 Steve Ellcey <sellcey@mips.com>
3408 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3411 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3413 Backport from mainline
3414 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3417 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3418 negative constant address for TARGET_X32 ...
3419 (ix86_decompose_address): ... here. Reject constant addresses
3420 that don't satisfy x86_64_immediate_operand predicate.
3422 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3426 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3427 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3428 addresses. Prevent zero extensions of CONST_INT operands.
3430 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3433 * config/i386/i386.md (*lea): New insn pattern.
3435 (*lea<mode>_2): Ditto.
3436 (*lea_{3,4,5,6}_zext): Ditto.
3437 * config/i386/predicates.md (lea_address_operand): Do not reject
3438 zero-extended address operands.
3439 * config/i386/constraints.md (j): Remove address constraint.
3440 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3442 (ix86_print_operand_address): Handle SImode subreg of an address.
3443 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3445 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3447 Backport from mainline
3448 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3451 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3452 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3454 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3455 (*movdi_internal_rex64): Use %E operand modifier for lea.
3456 (*movsi_internal): Ditto.
3458 (*lea<mode>_2): Ditto.
3459 (*lea_{3,4,5,6}_zext): Ditto.
3460 (*tls_global_dynamic_32_gnu): Ditto.
3461 (*tls_global_dynamic_64): Ditto.
3462 (*tls_dynamic_gnu2_lea_32): Ditto.
3463 (*tls_dynamic_gnu2_lea_64): Ditto.
3464 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3466 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3468 Backport from mainline
3469 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3471 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3473 (ix86_print_operand_address): Assert that parts.base and parts.index
3474 are non-NULL after call to simplify_subreg.
3476 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3479 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3481 * config/sh/sh.c (sh_option_override): Do not change
3482 flag_finite_math_only. Set TARGET_IEEE to complement of
3483 flag_finite_math_only.
3484 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3485 description of mieee and mno-ieee behavior.
3487 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3490 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3491 (_lzcnt_u64): Ditto.
3493 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3495 Backport from mainline
3496 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3498 PR rtl-optimization/52250
3499 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3500 to put note list into. Unconditionally call move_bb_info.
3501 (move_bb_info): Do not assert the blocks being in the same region,
3502 just drop the note list if they are not.
3504 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3506 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3508 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3510 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3511 defining statement is a SSA name that occurs in abnormal PHIs.
3513 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3515 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3518 2012-07-19 Richard Guenther <rguenther@suse.de>
3519 Eric Botcazou <ebotcazou@adacore.com>
3521 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3522 about transition from invariant to known bits.
3523 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3525 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3528 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3529 (cleanup_tree_cfg_bb): Don't call it.
3530 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3533 2012-07-19 Christian Bruel <christian.bruel@st.com>
3536 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3538 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3540 * config.gcc (v850-*-rtems*): New target.
3541 * config/v850/rtems.h: New.
3542 * config/v850/t-rtems: New.
3544 2012-07-18 Nick Clifton <nickc@redhat.com>
3546 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3548 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3552 Backport from mainline
3553 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3556 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3557 instead expand it as zero extension.
3559 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3561 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3562 QImode and HImode splitters. Use ix86_comparison_operator.
3563 Explicitly match FLAGS_REG.
3564 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3566 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3567 Steven Bosscher <steven@gcc.gnu.org>
3568 Bernd Schmidt <bernds@codesourcery.com>
3570 PR rtl-optimization/53908
3571 * df-problems.c (can_move_insns_across): When doing
3572 memory-reference book-keeping, handle call insns.
3574 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3576 Backport from mainline
3577 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3580 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3581 sibcall_insn_operand. Move it to a temporary register if not.
3583 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3586 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3587 emit PIC sequence for fnaddr symbol reference in advance.
3589 2012-07-09 Jason Merrill <jason@redhat.com>
3592 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3593 (type_hash_eq): Likewise.
3596 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3598 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3600 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3601 due to negative shift amount.
3603 2012-07-06 Kai Tietz <ktietz@redhat.com>
3605 Backport from mainline.
3607 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3608 as "/mingw/include".
3610 2012-07-06 Nick Clifton <nickc@redhat.com>
3612 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3613 default_encode_section_info.
3615 2012-07-06 Richard Guenther <rguenther@suse.de>
3617 Backport from mainline
3618 2012-03-30 Richard Guenther <rguenther@suse.de>
3621 * double-int.c (rshift_double): Remove not needed cast.
3623 2012-03-28 Richard Guenther <rguenther@suse.de>
3626 * double-int.h (rshift_double): Remove.
3627 * double-int.c (lshift_double): Use absu_hwi to make count
3629 (rshift_double): Make static, take unsigned count argument,
3630 remove handling of negative count argument.
3631 (double_int_rshift): Dispatch to lshift_double.
3633 2012-07-06 Richard Guenther <rguenther@suse.de>
3635 Backport from mainline
3636 2012-06-18 Richard Guenther <rguenther@suse.de>
3638 PR tree-optimization/53693
3639 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3640 Reject operands with more than one use.
3642 2012-07-06 Richard Guenther <rguenther@suse.de>
3644 Backport from mainline
3645 2012-04-11 Richard Guenther <rguenther@suse.de>
3648 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3649 consider loop nesting.
3650 (evolution_function_is_univariate_p): Properly check the remainder
3653 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3655 Backport from mainline
3656 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3658 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3659 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3660 (adjacent_mem_locations): Move some code to and call...
3661 (get_memref_parts): ...new function.
3662 (mem_locations_overlap): New function.
3663 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3664 (is_mem_ref): Rename to...
3665 (find_mem_ref): ...this. Return MEM rtx.
3666 (get_store_dest): Remove function.
3667 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3668 new parameter and adjust calls.
3669 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3670 mem refs overlap for true_store_to_load_dep_costly.
3671 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3672 passed to adjacent_mem_locations.
3673 (is_costly_group): Walk resolved dependency list.
3674 (force_new_group): Emit group ending nop for Power6/Power7.
3675 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3676 (group_ending_nop): New define_insn.
3678 2012-07-04 Richard Guenther <rguenther@suse.de>
3681 * gimple-fold.c (get_base_constructor): Do not return an
3682 error_mark_node DECL_INITIAL.
3684 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3686 Backport from mainline
3687 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3689 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3690 code model string in the error message.
3692 2012-07-04 Tristan Gingold <gingold@adacore.com>
3694 Backport from mainline.
3695 2012-06-25 Tristan Gingold <gingold@adacore.com>
3697 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3698 (seh_cfa_adjust_cfa): ... that function.
3699 (seh_emit_stackalloc): Do not emit out of range values.
3700 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3701 UNSPEC_DEF_CFA constants.
3702 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3703 * config/i386/i386.c (ix86_frame_pointer_required): Required
3704 for very large frames on SEH target.
3705 (ix86_compute_frame_layout): Save area is before frame pointer
3706 on SEH target. Handle very large frames.
3707 (ix86_expand_prologue): Likewise.
3709 2012-07-04 Richard Guenther <rguenther@suse.de>
3711 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3712 as in free_lang_data_in_type.
3714 2012-07-02 Martin Jambor <mjambor@suse.cz>
3716 Backport from mainline.
3717 2012-07-02 Martin Jambor <mjambor@suse.cz>
3720 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3721 dynamic type change check.
3723 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3725 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3726 last statement of the finally block onto the switch.
3728 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3730 * configure: Regenerate.
3732 Backport from mainline.
3733 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3735 * config.gcc (target_type_format_char): New. Document it. Set it for
3737 * configure.ac (gnu_unique_option): Use target_type_format_char
3738 in test. Comment rationale.
3740 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3742 Backport from mainline.
3743 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3745 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3747 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3749 Backport from 2012-06-28 mainline r189049
3752 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3753 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3754 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3755 avr_hard_regno_call_part_clobbered.
3757 2012-06-28 Richard Guenther <rguenther@suse.de>
3760 * expr.c (expand_expr_real_1): Verify if the type is complete
3761 before inspecting its size.
3763 2012-06-27 Nick Clifton <nickc@redhat.com>
3765 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3768 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3771 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3773 2012-06-26 Nick Clifton <nickc@redhat.com>
3775 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3777 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3780 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3781 of x x x in the vmovlps load alternative.
3783 2012-06-22 Richard Guenther <rguenther@suse.de>
3785 * gcov-iov.c: Include bconfig.h and system.h.
3787 2012-06-22 Richard Guenther <rguenther@suse.de>
3789 PR gcov-profile/53744
3790 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3792 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3794 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3795 DECL_IGNORED_P non-reg vars even if they are used.
3797 2012-06-19 Jason Merrill <jason@redhat.com>
3800 * dwarf2out.c (modified_type_die): Use scope_die_for.
3801 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3802 (uses_local_type_r, uses_local_type): New.
3803 (scope_die_for): Keep a type that uses a local type in local scope.
3804 Use get_context_die for namespace and type scope.
3806 2012-06-19 Richard Guenther <rguenther@suse.de>
3809 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3810 replace it with the first non-BLOCK context.
3812 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3814 PR rtl-optimization/53700
3816 Backport from mainline
3817 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3819 * ira-color.c (setup_left_conflict_sizes_p): Process all
3820 conflicting objects.
3822 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3824 Backport from mainline
3825 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3829 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3830 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3831 instead of xop_mulv2div2di3_low.
3832 (xop_p<macs>dql): Fix vec_select selector.
3833 (xop_p<macs>dqh): Ditto.
3834 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3835 (xop_mulv2div2di3_high): Ditto.
3837 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3839 Backport from mainline:
3840 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3842 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3844 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3846 Backport from mainline:
3847 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3849 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3850 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3851 MAX_PCREL17F_OFFSET instead of fixed offset.
3852 (pa_attr_length_call): Likewise.
3853 (pa_attr_length_indirect_call): Likewise.
3855 2012-06-15 Walter Lee <walt@tilera.com>
3857 Backport from mainline:
3858 2012-06-15 Walter Lee <walt@tilera.com>
3860 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3862 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3864 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3866 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3868 Backport from mainline:
3870 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3871 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3872 * gimple.h (block_in_transaction): Check for flag_tm.
3874 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3876 PR tree-optimization/52558
3878 Backport from mainline:
3879 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3880 * gimple.h (gimple_set_in_transaction): Remove.
3881 (gimple_in_transaction): Look in BB instead.
3882 (gimple_statement_base): Remove in_transaction field.
3883 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3884 * trans-mem.c (compute_transaction_bits): Place transaction bit
3885 information into basic blocks.
3887 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3889 PR tree-optimization/52558
3890 * cfg.c (alloc_aux_for_edge): Fix comment.
3891 (alloc_aux_for_edge): Remove static.
3892 * basic-block.h (alloc_aux_for_edge): Protoize.
3893 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3894 (execute_sm_if_changed_flag): New.
3895 (execute_sm_if_changed_flag_set): New.
3896 (execute_sm): Do not generate data races unless requested.
3897 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3898 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3899 * gimple.h (block_in_transaction): New.
3900 (gimple_in_transaction): Use block_in_transaction.
3902 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3904 Backported from mainline
3905 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3907 PR rtl-optimization/53589
3908 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3909 discovery even when e->dest != target. If any LABEL_REF points
3910 to e->dest label, redirect it to target's label.
3912 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3915 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3916 returns false, replace stmt with GIMPLE_NOP.
3917 (check_omp_nesting_restrictions): Instead of issuing warnings,
3918 issue errors and return false if any errors were reported.
3920 2012-06-14 Richard Guenther <rguenther@suse.de>
3922 * BASE-VER: Set to 4.7.2.
3923 * DEV-PHASE: Set to prerelease.
3925 2012-06-12 Christian Bruel <christian.bruel@st.com>
3928 * config/sh/sh.c (sh_option_override): Don't force
3929 flag_omit_frame_pointer and maccumulate_outgoing_args.
3930 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3932 2012-06-14 Release Manager
3934 * GCC 4.7.1 released.
3936 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3938 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3940 2012-06-13 Richard Henderson <rth@redhat.com>
3942 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3943 iterator instead of INT.
3945 2012-06-08 Richard Henderson <rth@redhat.com>
3948 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3949 note to a clobber insn when no other insn is available.
3951 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3954 * doc/invoke.texi (Wenum-compare): Update documentation.
3956 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3959 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3961 (altivec_stvlxl): Ditto.
3962 (altivec_stvrx): Ditto.
3963 (altivec_stvrxl): Ditto.
3965 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3968 * trans-mem.c (expand_block_edges): Do not skip the first
3969 statement when resetting the BB.
3971 2012-06-04 Richard Guenther <rguenther@suse.de>
3974 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3975 create new assembler names.
3977 2012-06-04 Richard Guenther <rguenther@suse.de>
3979 Backport from mainline
3980 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3983 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3984 larger than maxbits. Don't compute maxbits modulo align.
3985 Also check that unit bytes long store at bitpos / unit * unit
3986 doesn't affect bits beyond bitregion_end.
3987 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3988 would not fit into bitregion_start ... bitregion_end + 1 bit
3990 (store_split_bit_field): Decrease unit close to end of bitregion_end
3991 if access is restricted in order to avoid mutual recursion.
3993 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3995 Backport from 2012-06-04 mainline r188172
3998 * config/avr/avr-stdint.h: New file.
3999 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
4002 2012-06-04 Jakub Jelinek <jakub@redhat.com>
4004 PR tree-optimization/53550
4005 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
4006 is POINTER_TYPE_P, use sizetype as step type instead of type.
4008 2012-06-04 Richard Guenther <rguenther@suse.de>
4009 Eric Botcazou <ebotcazou@adacore.com>
4011 Backport from mainline
4012 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4014 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4015 Change type of BITOFFSET to signed. Make sure the lower bound of
4016 the computed range is non-negative by adjusting OFFSET and BITPOS.
4017 (expand_assignment): Adjust call to get_bit_range.
4019 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4021 * expr.c (get_bit_range): Return the null range if the enclosing record
4022 is part of a larger bit field.
4024 2012-03-20 Richard Guenther <rguenther@suse.de>
4026 * stor-layout.c (finish_bitfield_representative): Fallback
4027 to conservative maximum size if the padding up to the next
4028 field cannot be computed as a constant.
4029 (finish_bitfield_layout): If we cannot compute the distance
4030 between the start of the bitfield representative and the
4031 bitfield member start a new representative.
4032 * expr.c (get_bit_range): The distance between the start of
4033 the bitfield representative and the bitfield member is zero
4034 if the field offsets are not constants.
4036 2012-03-16 Richard Guenther <rguenther@suse.de>
4038 * stor-layout.c (finish_bitfield_representative): Fall back
4039 to the conservative maximum size if we cannot compute the
4040 size of the tail padding.
4042 2012-03-14 Richard Guenther <rguenther@suse.de>
4044 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4045 * stor-layout.c (start_bitfield_representative): New function.
4046 (finish_bitfield_representative): Likewise.
4047 (finish_bitfield_layout): Likewise.
4048 (finish_record_layout): Call finish_bitfield_layout.
4049 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4050 for QUAL_UNION_TYPE fields.
4051 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4052 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4053 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4058 * expr.c (get_bit_range): Unconditionally extract bitrange
4059 from DECL_BIT_FIELD_REPRESENTATIVE.
4060 (expand_assignment): Adjust call to get_bit_range.
4062 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
4065 * fold-const.c (fold_binary_loc): Refine previous change.
4067 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4069 Backport from mainline
4070 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4073 * config/sh/sh.c (find_barrier): Add equality check of last_got to
4074 avoid going above orig insn. Update comments.
4076 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4078 Backport from mainline
4079 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4082 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4083 prologue for unwinder and profiler.
4085 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4087 Backport from mainline
4088 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4090 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
4092 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4094 Backport from mainline
4095 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4097 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
4098 DBX_REGISTER_NUMBER.
4100 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4102 Backport from mainline
4103 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4105 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
4106 operand is CONST_INT. Take COSTS_N_INSNS into account.
4107 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
4110 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4112 * config/avr/avr.opt (-msp8): Document it.
4113 * doc/invoke.texi (AVR Options): Copy from trunk docu.
4115 2012-05-31 Richard Guenther <rguenther@suse.de>
4118 * expr.c (expand_assignment): Do not use movmisalign on
4121 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4124 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
4125 (pa_section_type_flags): New.
4126 (pa_legitimate_constant_p): Revert previous change.
4128 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
4130 Backport from mainline
4131 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
4134 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
4135 accessed indirectly.
4136 (ipa_tm_create_version): Same.
4138 2012-05-30 Jason Merrill <jason@redhat.com>
4141 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
4142 about array compound literals.
4144 2012-05-30 Richard Guenther <rguenther@suse.de>
4147 * fold-const.c (fold_binary_loc): Make sure to call
4148 fold_plusminus_mult_expr with the original sign of operands.
4150 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
4152 * explow.c (probe_stack_range): Restore simple control flow and stop
4153 again when the probe cannot be generated if HAVE_check_stack.
4155 2012-05-30 Jakub Jelinek <jakub@redhat.com>
4157 PR rtl-optimization/53519
4158 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
4159 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
4161 2012-05-29 Richard Guenther <rguenther@suse.de>
4163 PR tree-optimization/53516
4164 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4166 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4168 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
4170 Backport from mainline
4171 2012-05-28 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/53438
4174 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4176 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
4178 Backport from mainline
4179 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4181 PR rtl-optimization/52528
4182 * combine.c (can_combine_p): Add setting of subst_low_luid
4183 before call to expand_field_assignment().
4185 2012-05-26 Martin Jambor <mjambor@suse.cz>
4187 Backport from mainline
4188 2012-05-23 Martin Jambor <mjambor@suse.cz>
4190 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4192 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4195 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
4196 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
4198 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
4201 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
4202 (ix86_expand_vec_perm): Use int mode instead of float.
4204 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4207 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
4208 gnu_ld variables to yes.
4209 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
4210 (HAVE_GNU_AS): Likewise.
4211 * config.in: Regenerate.
4212 * configure: Likewise.
4214 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4216 Backport from mainline
4217 2012-03-12 Richard Guenther <rguenther@suse.de>
4218 * config/arm/arm.c (neon_dereference_pointer): Do not call
4219 covert during RTL expansion.
4221 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4223 Backport from mainline
4224 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4227 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4228 relied on signed overflow behavior.
4230 2012-05-24 Richard Guenther <rguenther@suse.de>
4233 * tree-profile.c (tree_profiling): Cleanup the CFG if
4234 execute_fixup_cfg requests it.
4236 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4238 PR tree-optimization/53465
4239 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4240 vr0 into *vr, then vrp_meet that.
4241 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4242 have any equivalences.
4243 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4246 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4248 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4250 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4251 (iterative_hash_gimple_type): Adjust comment.
4252 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4253 domain for an array type instead of the domain type itself.
4255 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4257 Backport from 2012-05-23 mainline r187803
4260 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4261 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4264 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4266 Backport from 2012-05-03 mainline r187075
4268 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4269 has_fma4 for AMD processors with both fma3 and fma4 support.
4271 2012-05-22 Richard Guenther <rguenther@suse.de>
4273 PR tree-optimization/53408
4274 * tree-vect-loop.c (vectorizable_induction): Properly check
4275 the restriction that we cannot handle induction results from
4276 the inner loop outside of the outer loop.
4278 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4280 PR tree-optimization/53436
4281 * omp-low.c (omp_build_component_ref): New function.
4282 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4284 PR tree-optimization/53366
4285 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4286 tests if complex_numbers == 2, but there are non-complex number loads
4289 PR tree-optimization/53409
4290 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4291 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4293 PR tree-optimization/53410
4294 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4295 instead of build_int_cst (type, 0) where vector types might be
4298 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4301 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4302 from folded operands before wrapping another around the
4303 conditional expression.
4305 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4306 Patrick Marlier <patrick.marlier@gmail.com>
4308 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4311 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4313 Backport from mainline
4314 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4317 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4318 (UNSPECV_RDRAND): This.
4319 (rdrand<mode>_1): Updated.
4321 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4323 Backport from mainline
4324 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4326 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4327 RDRND, F16C and FSGSBASE.
4329 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4331 Backport from mainline
4332 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4334 * tree-ssa-pre.c (can_value_number_call): Delete.
4335 (compute_avail): Skip all statements with side effects.
4336 <GIMPLE_CALL>: Skip calls to internal functions.
4338 2012-05-18 David S. Miller <davem@davemloft.net>
4340 Backport r185385 from mainline
4341 2012-03-14 Richard Guenther <rguenther@suse.de>
4344 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4345 element type instead of mode, use build_vector_type_for_mode
4346 instead of the langhook, build a vector of proper signedness.
4347 (expand_vector_operations_1): Adjust.
4349 2012-05-18 Olivier Hainque <hainque@adacore.com>
4351 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4352 $(libsubdir) as libexecsubdir.
4354 2012-05-16 Andrew Pinski <apinski@cavium.com>
4356 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4359 2012-05-16 David S. Miller <davem@davemloft.net>
4361 * jump.c (delete_related_insns): If we remove a CALL, make sure
4362 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4364 2012-05-16 Richard Henderson <rth@redhat.com>
4367 * combine-stack-adj.c (prev_active_insn_bb): New.
4368 (next_active_insn_bb): New.
4369 (force_move_args_size_note): New.
4370 (combine_stack_adjustments_for_block): Use it.
4372 2012-05-16 Olivier Hainque <hainque@adacore.com>
4374 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4375 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4376 Add comments and improve stamp preservation across the whole sequence.
4377 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4379 2012-05-16 Richard Guenther <rguenther@suse.de>
4381 PR tree-optimization/53364
4382 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4383 detect a view-conversion of the decl.
4385 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4388 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4389 that operands[2] is either immediate, or q_regs_operand.
4391 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4393 Backport r187139 from mainline.
4394 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4396 PR rtl-optimization/52804
4397 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4398 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4399 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4400 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4401 RELOAD_FOR_OUTADDR_ADDRESS.
4403 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4406 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4407 generate target register for "load" class builtins.
4410 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4413 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4414 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4415 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4416 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4417 (<sse>_movu<ssemodesuffix>): New expander.
4418 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4419 (avx_movdqu<avxmodesuffix>): New expander.
4420 (*sse2_movdqu): Rename from sse2_movdqu.
4421 (sse2_movdqu): New expander.
4423 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4425 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4426 lineno 1 the same as lineno 0 before first start file directive.
4427 (optimize_macinfo_range): Likewise.
4429 * dwarf2out.c (have_macinfo): Define.
4430 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4431 attribute, don't force empty compilation unit and don't emit any
4432 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4434 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4436 Backport from mainline
4437 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4439 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4440 ORDERED and UNORDERED conditions.
4442 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4444 * function.c (requires_stack_frame_p): If the function can throw
4445 non-call exceptions, return true if the insn can throw internally.
4447 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4449 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4450 DECL_ORIGINAL_TYPE if it is present.
4452 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4454 Backport from 2012-05-12 mainline r187342.
4457 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4458 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4459 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4460 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4461 (expand_prologue): Move initialization of cfun->machine->is_naked,
4462 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4463 (avr_set_current_function): ...this new static function.
4464 (TARGET_SET_CURRENT_FUNCTION): New define.
4465 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4466 checking attributes of current_function_decl.
4467 (avr_regs_to_save): Ditto.
4468 (signal_function_p): Rename to avr_signal_function_p.
4469 (interrupt_function_p): Rename to avr_interrupt_function_p.
4471 * doc/extend.texi (Function Attributes): Better explanation of
4472 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4475 2012-05-09 Matthias Klose <doko@ubuntu.com>
4477 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4479 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4482 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4483 when a constant source operand matches an "I" constraint, the "no
4484 CC0 change" applies to a register-destination only, not a
4485 strict_low_part-destination.
4487 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4489 Backport from mainline:
4490 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4492 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4494 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4496 PR tree-optimization/53239
4497 * tree-vrp.c (get_value_range): Set VR of
4498 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4501 2012-05-07 Richard Guenther <rguenther@suse.de>
4503 PR tree-optimization/53195
4504 * tree-inline.c (setup_one_parameter): Properly add referenced
4505 vars from the parameters new known value.
4507 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4509 Backport from mainline:
4510 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4513 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4516 2012-05-04 Ian Lance Taylor <iant@google.com>
4518 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4519 values from false to NULL.
4521 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4523 Backport from mainline
4524 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4527 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4528 (TARGET_CMOV): Rename from TARGET_CMOVE.
4529 (TARGET_CMOVE): New define.
4530 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4531 Do not set TARGET_CMOVE here.
4533 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4535 Backport from mainline:
4537 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4539 PR tree-optimization/52633
4540 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4541 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4542 (vect_recog_over_widening_pattern): Remove handling of code that was
4543 already detected as over-widening pattern. Remove special handling
4544 of "unsigned" cases. Instead, support general case of conversion
4545 of the shift result to another type.
4547 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4549 * tree-vect-patterns.c (vect_single_imm_use): New function.
4550 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4551 (vect_recog_over_widening_pattern): Likewise.
4552 (vect_recog_widen_shift_pattern): Likewise.
4554 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4556 PR tree-optimization/52870
4557 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4558 presumed pattern statement is within the same loop or basic block.
4560 2012-05-04 Richard Guenther <rguenther@suse.de>
4562 * common.opt (flto-report): Do not mark as Optimization.
4564 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4567 * recog.c (constrain_operands): If extra constraints are present, also
4568 accept pseudo-registers with equivalent memory locations during reload.
4570 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4572 Backport from the mainline
4573 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4576 * config/rs6000/rs6000.md (bswapdi splitters): If
4577 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4578 default) is used, generate an alternate sequence that does not
4579 depend on using indexed addressing.
4581 2012-05-03 David S. Miller <davem@davemloft.net>
4584 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4585 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4586 (sparc_emit_float_lib_cmp): Likewise.
4588 2012-05-04 Martin Jambor <mjambor@suse.cz>
4590 Backport from mainline
4591 2012-05-02 Martin Jambor <mjambor@suse.cz>
4594 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4595 of a variable when the contect is a function.
4597 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4600 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4601 append program name to it and pass that as first argument
4602 to make_relative_prefix. Always pass standard_libexec_prefix
4603 as last argument to make_relative_prefix. If
4604 make_relative_prefix returns NULL, fall back to
4605 standard_libexec_prefix.
4608 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4612 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4613 mode, return that mode.
4615 2012-05-03 Richard Guenther <rguenther@suse.de>
4617 PR tree-optimization/53144
4618 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4620 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4621 with SSA name values.
4622 (vn_reference_lookup_3): Adjust callers.
4624 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4626 PR tree-optimization/53163
4627 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4628 return value from compute_all_dependences.
4630 PR rtl-optimization/53160
4631 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4632 has been modified by ree pass already.
4634 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4636 Backport from mainline
4637 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4640 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4641 calls to cgraph_node_name in xstrdup.
4642 (ipa_make_edge_direct_to_target): Ditto.
4643 * tree-sra.c (convert_callers_for_node): Ditto.
4644 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4645 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4646 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4647 (cgraph_materialize_all_clones): Ditto.
4648 * ipa-inline.c (report_inline_failed_reason): Ditto.
4649 (want_early_inline_function_p): Ditto.
4650 (edge_badness): Ditto.
4651 (update_edge_key): Ditto.
4652 (flatten_function): Ditto.
4653 (ipa_inline): Ditto.
4654 (inline_always_inline_functions): Ditto.
4655 (early_inline_small_functions): Ditto.
4657 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4659 Backport from mainline
4660 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4662 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4663 Introduce emul_name to select the right linker emulation for
4664 powerpc64-*-freebsd*.
4665 * configure: Regenerate.
4666 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4667 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4668 * config/rs6000/freebsd64.h: New file.
4669 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4671 (rs6000_savres_strategy): Likewise.
4672 (rs6000_savres_routine_name): Likewise.
4673 (rs6000_elf_file_end): Likewise.
4674 * config/rs6000/t-freebsd64: New file.
4675 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4676 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4678 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4680 Backport from mainline
4681 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4684 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4686 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4688 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4689 predicate to discriminate types.
4691 2012-04-27 Richard Guenther <rguenther@suse.de>
4694 * convert.c (convert_to_integer): Avoid infinite recursion for
4695 target-defined built-in types.
4697 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4700 * config/cris/cris.md ("*andhi_lowpart_v32")
4701 ("*andqi_lowpart_v32"): Change first input-only operand from
4702 a (match_operand ...) to (match_dup 0). Drop alternatives with
4703 const_int-matching constraints for redundancy.
4704 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4705 three-operand alternative.
4707 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4709 Backport from mainline
4710 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4712 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4713 (*addsi_2_zext): Ditto.
4714 (*add<mode>_3): Ditto.
4715 (*addsi_3_zext): Ditto.
4716 (*add<mode>_5): Ditto.
4718 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4721 * c-typeck.c (set_nonincremental_init,
4722 set_nonincremental_init_from_string): Pass true instead of false
4723 as IMPLICIT to add_pending_init.
4725 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4727 Backport from 2012-04-24 mainline r186768.
4730 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4732 2012-04-24 Richard Guenther <rguenther@suse.de>
4734 PR tree-optimization/53085
4735 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4738 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4741 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4743 (output_addressed_constants): Likewise.
4746 * varasm.c (get_section): Don't ICE for section conflicts with
4747 built-in section kinds.
4749 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4751 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4753 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4755 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4757 2012-04-23 Richard Guenther <rguenther@suse.de>
4760 * c-typeck.c (build_binary_op): Fix typo.
4762 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4764 PR tree-optimizations/52891
4765 * tree-vect-patterns.c (adjust_bool_pattern): Use
4766 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4767 but with non-standard precision.
4769 2012-04-22 Ian Lance Taylor <iant@google.com>
4771 * godump.c (go_output_typedef): Dump size of structs.
4773 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4775 Backport from mainline:
4777 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4778 hints for 'A' operand types.
4780 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4782 Backport from 2012-04-19 mainline r186588.
4785 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4786 the case *(X+const).
4788 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4790 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4792 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4795 * config/i386/sync.md (atomic_<code><mode>): Rename to
4796 atomic_<logic><mode>.
4798 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4800 Backport from mainline
4801 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4804 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4805 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4806 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4807 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4808 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4809 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4810 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4811 gen_avx2_permvarv8sf.
4813 2012-04-16 Martin Jambor <mjambor@suse.cz>
4815 Backported from mainline
4817 2012-04-13 Martin Jambor <mjambor@suse.cz>
4820 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4821 fold_ctor_reference returns a zero constant.
4823 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4825 Backported from mainline
4826 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4828 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4829 and __ILP32__ for x32.
4831 2012-04-13 Tom de Vries <tom@codesourcery.com>
4833 Backport from mainline r186418.
4835 2012-04-13 Tom de Vries <tom@codesourcery.com>
4837 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4838 parameters vuse and vuse_escaped.
4839 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4840 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4843 2012-04-13 Richard Guenther <rguenther@suse.de>
4845 PR tree-optimization/52969
4846 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4847 the condition for the COND_EXPR and handle predicate negation
4848 by swapping the COND_EXPR arms.
4850 2012-04-13 Richard Guenther <rguenther@suse.de>
4853 * convert.c (convert_to_pointer): Remove special-casing of
4856 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4858 Backport from mainline
4859 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4862 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4863 the list of options to enable the FCFID instruction.
4864 (TARGET_EXTRA_BUILTINS): Adjust comment.
4866 2012-04-12 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/52943
4869 * tree-chrec.h (chrec_is_positive): Remove.
4870 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4871 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4872 Return false for a constant zero instead of negative.
4873 (analyze_siv_subscript_cst_affine): Handle zero difference
4874 in the initial condition explicitely.
4876 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4879 * varasm.c (process_pending_assemble_externals): Set
4880 pending_assemble_externals_processed true.
4881 (assemble_external): Call assemble_external_real if the pending
4882 assemble externals have been processed.
4884 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4887 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4888 the DECL generated for the special GOT helper.
4890 2012-04-06 Walter Lee <walt@tilera.com>
4892 Backport from mainline
4893 2012-03-07 Walter Lee <walt@tilera.com>
4895 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4896 REG_CFA_* notes for the stack pointer.
4897 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4898 EH_RETURN_STACKADJ_RTX.
4899 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4900 generate REG_CFA_* notes for the stack pointer.
4901 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4902 by EH_RETURN_STACKADJ_RTX.
4904 2012-04-06 Matt Turner <mattst88@gmail.com>
4906 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4908 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4910 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4911 of the destination isn't also a FP_REGS register.
4913 2012-04-03 Richard Guenther <rguenther@suse.de>
4915 Backport from mainline
4916 2012-03-02 Richard Guenther <rguenther@suse.de>
4918 PR tree-optimization/52406
4919 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4920 (struct indices): Add unconstrained_base member.
4921 (struct dr_alias): Remove unused vops member.
4922 (DR_UNCONSTRAINED_BASE): New define.
4923 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4924 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4925 be an artificial access that covers the whole indexed object,
4926 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4927 plain decl base-objects to their MEM_REF variant.
4928 (dr_may_alias_p): When the base-object of either data reference
4929 has unknown size use only points-to information.
4930 (compute_affine_dependence): Make dumps easier to read and
4932 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4933 DR_REF when looking for packed references.
4934 (vect_supportable_dr_alignment): Likewise.
4936 2012-04-03 Richard Guenther <rguenther@suse.de>
4938 Backport from mainline
4939 2012-03-15 Richard Guenther <rguenther@suse.de>
4942 * tree-data-ref.c (subscript_dependence_tester_1): Check
4943 all dimensions for non-conflicting access functions.
4945 2012-04-03 Richard Guenther <rguenther@suse.de>
4947 Backport from mainline
4948 2012-03-06 Richard Guenther <rguenther@suse.de>
4951 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4953 2012-03-23 Richard Guenther <rguenther@suse.de>
4955 PR tree-optimization/52678
4956 * tree-vectorizer.h (struct _stmt_vec_info): Add
4957 loop_phi_evolution_part member.
4958 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4959 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4960 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4961 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4962 Use the cached evolution part and the PHI nodes value from
4963 the loop preheader edge instead of re-analyzing the evolution.
4965 2012-03-26 Richard Guenther <rguenther@suse.de>
4967 PR tree-optimization/52701
4968 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4969 compute and set the evolution part of PHI nodes.
4971 2012-03-30 Richard Guenther <rguenther@suse.de>
4973 PR tree-optimization/52754
4974 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4975 propagate arbitrary addresses into really plain dereferences.
4977 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4979 PR tree-optimization/52835
4980 * tree-data-ref.c (build_rdg): Return NULL if
4981 compute_data_dependences_for_loop failed.
4983 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4985 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4986 (stmt_can_make_abnormal_goto): Use it.
4987 (is_ctrl_altering_stmt): Likewise.
4989 2012-03-31 Martin Jambor <mjambor@suse.cz>
4991 Backported from mainline
4992 2012-03-30 Martin Jambor <mjambor@suse.cz>
4994 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4995 is a builtin_stack_save in a dominating BB.
4997 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4999 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5000 crossing 128bit lane boundary.
5002 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5004 Backported from mainline
5005 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
5008 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
5010 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
5011 * config/i386/i386.c: Include reload.h.
5012 (ix86_legitimize_reload_address): New function.
5014 2012-03-28 Martin Jambor <mjambor@suse.cz>
5016 Backported from mainline
5017 2012-03-27 Martin Jambor <mjambor@suse.cz>
5020 * tree-sra.c (sra_modify_assign): Do not call
5021 load_assign_lhs_subreplacements when working with an unscalarizable
5024 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5027 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5028 __builtin_va_start to __builtin_next_arg if the latter is
5029 builtin_decl_explicit_p rather than when it is not.
5032 * tree-vect-generic.c (vector_element): Perform multiplication
5033 for pos in bitsizetype type instead of idx type.
5035 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5037 Backport from 2012-03-28 mainline r185910.
5040 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
5041 (avr_builtin_decl): New static function.
5042 (struct avr_builtin_description, avr_bdesc): Move up.
5043 Add GTY marker. Add field fndecl. Remove redundant field id.
5044 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
5045 (avr_expand_builtin): Code cleanup because .id is removed.
5047 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5050 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5053 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5055 Backport from 2012-03-28 mainline r185907.
5058 * config.gcc (tm_file): Remove avr/multilib.h.
5060 * doc/invoke.texi (AVR Options): Adjust
5061 documentation of -mtiny-stack.
5063 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
5064 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
5065 * config/avr/t-avr: Remove generation of multilib.h.
5066 * config/avr/t-multilib: Regenerate.
5067 * config/avr/multilib.h: Remove.
5068 * config/avr/avr.opt (-msp8): New option.
5069 (avr_sp8): New variable.
5070 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
5071 * config/avr/avr.h (AVR_HAVE_SPH): New define.
5072 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
5073 (avr_device_to_sp8): New prototype.
5074 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5075 (DRIVER_SELF_SPECS): New define.
5076 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5077 __AVR_SP8__, __AVR_HAVE_SPH__.
5078 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5079 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5080 (avr_file_start): Ditto.
5082 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5085 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5086 instead of 8 in adjust_address.
5088 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5090 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5091 of a unit before computing the offset in units.
5093 2012-03-27 Richard Guenther <rguenther@suse.de>
5096 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5099 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5102 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5104 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
5107 * varasm.c: Include pointer-set.h.
5108 (pending_assemble_externals_set): New pointer set.
5109 (process_pending_assemble_externals): Destroy the pointer set.
5110 (assemble_external): See if decl is in pending_assemble_externals_set,
5111 and add it to pending_assemble_externals if necessary.
5112 (init_varasm_once): Allocate pending_assemble_externals_set.
5114 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5116 Backported from mainline
5117 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5120 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5121 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5122 (vector_ltgt<mode>): Likewise.
5123 (vector_ordered<mode>): Likewise.
5124 (vector_unordered<mode>): Likewise.
5125 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5127 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
5129 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5132 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5134 Backported from mainline
5135 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5139 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5140 GENERAL_REGS and FP_REGS for SImode.
5142 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5145 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5146 on any new_local_var_chain vars declared during recursing on
5147 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5149 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5151 Backport from 2012-03-22 mainline r185692.
5154 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5155 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5156 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5157 (delay_cycles_1, delay_cycles_2): Ditto.
5158 (delay_cycles_3, delay_cycles_4): Ditto.
5159 (nopv, *nopv): Ditto.
5160 (sleep, *sleep): Ditto.
5163 Backport from 2012-03-21 mainline r185605.
5165 PR rtl-optimization/52543
5167 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5168 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5169 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5170 (avr_load_libgcc_p): Restrict to __flash loads.
5171 (avr_out_lpm): Only handle 1-byte loads from __flash.
5172 (avr_load_lpm): New function.
5173 (avr_find_unused_d_reg): Remove.
5174 (avr_out_lpm_no_lpmx): Remove.
5175 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5176 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5177 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5178 (load_<mode>, load_<mode>_clobber): New insns.
5179 (mov<mode>): For multi-byte move from non-generic
5180 16-bit address spaces: Expand to load_<mode> resp.
5181 load_<mode>_clobber.
5182 (load<mode>_libgcc): Remove expander.
5183 (split-lpmx): Remove split.
5185 Backport from 2012-03-13 mainline r185329.
5188 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5189 offset (size) to a value the insns can deal with.
5190 (expand_epilogue): Ditto.
5192 Backport from 2012-03-12 mainline r185256.
5195 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5196 type from reg_class_t to enum reg_class.
5197 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5199 Backport from 2012-03-12 mainline r185253.
5202 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5203 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5204 r184615 from 2012-02-28.
5206 Backport from 2012-03-08 mainline r185105.
5208 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5209 for constants in [-63,63].
5211 Backport from 2012-03-08 mainline r185100.
5214 * config/avr/avr.c (avr_mem_clobber): New static function.
5215 (avr_expand_delay_cycles): Add memory clobber operand to
5216 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5217 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5218 (enable_interrupt, disable_interrupt): New expander.
5219 (nopv, sleep, wdr): New expanders.
5220 (delay_cycles_1): Add memory clobber.
5221 (delay_cycles_2): Add memory clobber.
5222 (delay_cycles_3): Add memory clobber.
5223 (delay_cycles_4): Add memory clobber.
5224 (cli_sei): New insn from former "enable_interrupt",
5225 "disable_interrupt" with memory clobber.
5226 (*wdt): New insn from former "wdt" with memory clobber.
5227 (*nopv): Similar, but for "nopv".
5228 (*sleep): Similar, but for "sleep".
5230 Backport from 2012-03-07 mainline r185043.
5233 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5235 Backport from 2012-03-07 mainline r185032.
5238 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5239 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5240 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5242 Backport from 2012-03-07 mainline r185031.
5245 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5247 * config/avr/avr.md (xload_8): Adjust insn length.
5249 Backport from 2012-03-07 mainline r185030.
5252 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5253 if RAMPZ affects reading from RAM.
5255 Backport from 2012-03-05 mainline r184919.
5257 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5259 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5261 Backport from mainline r185259.
5264 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5265 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5267 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5269 Backported from mainline
5270 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5273 * c-parser.c (c_parser_postfix_expression)
5274 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5276 * config/i386/smmintrin.h: Avoid /* within a comment.
5277 * config/i386/nmmintrin.h: Likewise.
5279 2012-03-22 Richard Guenther <rguenther@suse.de>
5281 * BASE-VER: Set to 4.7.1.
5282 * DEV-PHASE: Set to prerelease.
5284 2012-03-22 Release Manager
5286 * GCC 4.7.0 released.
5288 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5290 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5292 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5293 Andrew Pinski <apinski@cavium.com>
5296 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5297 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5298 calls instead of __builtin_ir{int,ound}*.
5300 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5303 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5306 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5308 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5309 Refer to GCC 4.7 version of c99status.html.
5311 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5313 Backport from mainline
5314 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5316 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5317 redefine to be NULL if the current bit-size is different from the
5318 configured bit-size.
5320 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5321 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5322 set the default tuning. Add asserts to make sure the cpu and tune
5323 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5324 test whether the index is set, instead of > 0.
5325 (rs6000_file_start): Do not reset the default cpu if the current
5326 bit-size is different from the configured bit-size.
5328 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5330 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5332 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5333 Update binutils references.
5334 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5335 Update binutils reference.
5336 Update Sun as/GNU ld caveat.
5337 Document binutils largefile requirement for LTO plugin.
5338 Remove reference to alternate libpthread.
5340 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5342 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5344 (Specific, mips-sgi-irix6): Likewise.
5346 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5348 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5349 * configure: Regenerate.
5351 2012-03-07 Richard Henderson <rth@redhat.com>
5353 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5354 * config/m68k/sync.md (atomic_test_and_set): Use it.
5355 (atomic_test_and_set_1): Likewise.
5357 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5360 * Makefile.in: Let install-gcc-ar depend on installdirs,
5361 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5362 Don't double canonicalize if cross-compiling.
5364 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5366 * trans-mem.c: New typedef for tm_region_p.
5367 Define vector types for tm_region_p.
5368 (tm_region_init): Replace region_worklist to a vector called
5371 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5374 * trans-mem.c (tm_region_init): Use last_basic_block.
5376 2012-03-05 Richard Henderson <rth@redhat.com>
5379 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5380 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5381 BIGGEST_ALIGNMENT is aligned.
5383 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5385 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5387 2012-03-05 Richard Henderson <rth@redhat.com>
5390 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5391 instead of calling negqi2 directly.
5393 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5395 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5396 (INTMAX_TYPE): Use it.
5397 (UINTMAX_TYPE): Likewise.
5398 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5399 (irix6_c_common_override_options): Declare.
5400 (C_COMMON_OVERRIDE_OPTIONS): Define.
5401 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5402 * config/mips/irix6-c.c: New file.
5403 * config/mips/t-irix6 (irix6-c.o): New target.
5404 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5407 2012-03-02 Richard Henderson <rth@redhat.com>
5409 * optabs.c (expand_atomic_test_and_set): Honor
5410 atomic_test_and_set_trueval even when atomic_test_and_set
5411 optab is not in use.
5413 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5415 Backport from mainline
5416 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5418 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5420 2012-03-02 Richard Guenther <rguenther@suse.de>
5422 * DEV-PHASE: Set to prerelease.
5424 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5426 * config.gcc (obsolete): Add all ARM targets using the FPA.
5427 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5428 * doc/install.texi: Avoid references to obsolete ARM ports.
5430 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5432 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5434 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5435 Joern Rennecke <joern.rennecke@embecosm.com>
5437 * doc/extend.texi: Expand and update information on interrupt
5438 attribute for Epiphany.
5440 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5442 * config/sh/sh-protos.h: Update copyright notice dates.
5443 * config/sh/sh.h: Likewise.
5444 * config/sh/sh.md: Likewise.
5445 * config/sh/constraints.md: Likewise.
5446 * config/sh/predicates.md: Likewise.
5448 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5450 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5451 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5453 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5455 * config/sh/constraints.md: Fix comment typo.
5457 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5460 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5461 unsigned HOST_WIDE_INT.
5462 (zvdep_imm64): Likewise.
5463 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5464 (vdepi_and): Likewise.
5465 Likewise for unamed 64-bit patterns.
5466 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5468 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5471 PR rtl-optimization/52417
5472 * cselib.c (cselib_any_perm_equivs): New variable.
5473 (cselib_reset_table): Check that it's not set when not
5474 preserving constants.
5475 (cselib_add_permanent_equiv): Set it.
5476 (cselib_have_permanent_equivalences): New.
5477 (cselib_init, cselib_finish): Reset it.
5478 * cselib.h (cselib_have_permanent_equivalences): Declare.
5479 * alias.c (get_addr): Restore earlier behavior when there
5480 aren't permanent equivalences.
5482 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5484 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5485 * config/v850/v850-modes.def: Fix copyright notice.
5487 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5489 * doc/extend.texi (AVR Built-in Functions): Document
5490 __builtin_avr_flash_segment.
5492 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5493 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5494 (*split.flash_segment): New insn-and-split.
5495 * config/avr/avr.c (avr_init_builtins): Add local variables:
5496 const_memx_void_node, const_memx_ptr_type_node,
5497 char_ftype_const_memx_ptr.
5499 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5501 PR tree-optimization/52445
5502 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5503 add ssa_name_ver, offset and size fields and change store field
5505 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5506 (add_or_mark_expr): Likewise. Only consider previous stores
5507 with the same size and offset.
5508 (nt_init_block): Only look at gimple_assign_single_p stmts,
5509 doesn't look at rhs2.
5511 2012-03-01 Richard Guenther <rguenther@suse.de>
5514 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5515 conversions from integral types to pointer types.
5517 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5519 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5520 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5521 unintentionally removed in r184616.
5523 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5525 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5528 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5529 Uros Bizjak <ubizjak@gmail.com>
5532 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5533 alternatives, add "e" constraint to the new last alternative
5534 and ! to last 3 alternatives.
5536 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5538 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5539 DW_AT_artificial attributes at the end of the processing.
5540 (gen_array_type_die): Likewise.
5541 (gen_enumeration_type_die): Likewise.
5542 (gen_struct_or_union_type_die): Likewise.
5543 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5546 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5549 * expr.c (expand_assignment): If doing misaligned store that doesn't
5550 cover all mode bits, perform a RMW cycle.
5552 PR tree-optimization/52429
5553 * tree-parloops.c (separate_decls_in_region_debug): Return early
5554 if var is LABEL_DECL.
5556 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5558 PR tree-optimization/52424
5559 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5560 calling dom_thread_across_edge.
5562 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5564 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5566 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5568 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5569 * config/avr/avr.c (avr_output_bld): Remove unused function.
5570 (avr_out_sbxx_branch): Use "%T" to print bit position.
5572 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5574 * config/avr/avr.md: Untabify.
5576 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5578 * config/avr/avr.md (eqne): New code iterator.
5579 (*dec-and-branchsi): Use it in text peephole's condition.
5580 (*dec-and-branchhi): Ditto.
5581 (*dec-and-branchqi): Ditto.
5583 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5586 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5587 the device does not have the skip-bug.
5589 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5591 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5592 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5593 -mpretend-cmove): New.
5595 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5598 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5599 doesn't count DEBUG_INSN refs.
5600 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5601 for DEBUG_INSN refs.
5603 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5607 2012-02-20 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/52298
5609 * tree-vect-stmts.c (vectorizable_load): Properly use
5610 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5613 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5616 * gimple.h (gimple_in_transaction): New.
5617 (gimple_set_in_transaction): New.
5618 (struct gimple_statement_base): Add in_transaction field.
5619 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5621 (tree_ssa_lim_initialize): Compute transaction bits.
5622 * tree.h (compute_transaction_bits): Protoize.
5623 * trans-mem.c (tm_region_init): Use the heap to store BB
5625 (compute_transaction_bits): New.
5627 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5629 * gcc.c (display_help): Document --help=common and sort entries
5632 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5634 * doc/install.texi: Document check-$LANG specific shortcuts
5636 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5639 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5641 * config/arm/arm_neon.h: Regenerate.
5642 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5643 (neon_vcgeu): New insn.
5644 (neon_vcgtu): Likewise.
5645 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5646 (ops): Unsigned comparison intrinsics call a different
5649 2012-02-28 Richard Guenther <rguenther@suse.de>
5652 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5653 ordering for the VEC_CONCAT for two element vectors for
5654 V2SFmode, V2SImode and V2DImode.
5656 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5659 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5660 detecting big-endian triplets.
5662 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5664 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5665 mode if there is no type information available.
5667 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5669 PR tree-optimization/53207
5670 * doc/invoke.texi: Document as experimental and relying on graphite.
5672 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5674 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5675 of initializer to changes from r184614.
5677 2012-02-28 Richard Guenther <rguenther@suse.de>
5679 PR tree-optimization/52395
5680 * tree-sra.c (build_ref_for_offset): Also look at the base
5681 TYPE_ALIGN when figuring out the alignment of the replacement.
5683 2012-02-28 Richard Guenther <rguenther@suse.de>
5685 PR tree-optimization/52402
5686 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5687 mis-aligned types when creating the accesses at the call site.
5689 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5691 * config/avr/builtins.def: New file.
5692 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5693 * config/avr/avr.c (enum avr_builtin_id): Use it.
5694 (avr_init_builtins): Use it. And use avr_bdesc.
5695 (bdesc_1arg): Remove.
5696 (bdesc_2arg): Remove.
5697 (bdesc_3arg): Remove.
5698 (struct avr_builtin_description): Add field n_args.
5699 (avr_bdesc): New static variable using builtins.def.
5700 (avr_expand_builtin): Use it.
5701 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5702 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5703 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5705 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5708 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5709 match only one single hard register with respective hard reg rtx.
5710 (movmemx_<mode>): Ditto.
5711 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5712 insn anatomy of movmem[x]_<mode>.
5713 (avr_out_movmem): Same for printing assembler and operand usage.
5715 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5719 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5720 address spaces located outside of device flash.
5722 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5723 (mcu_type_s): Add field n_flash.
5724 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5725 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5726 (AVR_MCU): Add N_FLASH argument.
5727 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5728 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5729 macro __FLASH<n> if that address space makes sense for the device.
5730 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5731 outside of target flash.
5732 (avr_asm_named_section): Ditto.
5733 (avr_asm_select_section): Ditto.
5734 (avr_addr_space_convert): Ditto.
5735 (avr_emit_movmemhi): Ditto.
5736 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5737 address space is outside of device flash.
5738 (avr_insert_attributes): Ditto.
5739 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5740 avr_current_arch->n_segments.
5742 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5745 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5747 (*movabs<mode>_2): Likewise.
5749 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5752 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5753 s_register_operand in the test instead of REG_P. Don't call
5754 gen_reg_rtx if it won't be used.
5756 PR tree-optimization/52376
5757 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5759 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5761 * ifcvt.c (noce_get_condition): Check condition variable is not
5762 small_register_classes_for_mode_p before accepting.
5764 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5766 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5768 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5771 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5772 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5774 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5776 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5778 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5780 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5782 * config/sh/predicates.md: Remove blank lines.
5783 * config/sh/sh.c: Fix typos in comments.
5784 * config/sh/constraints.md: Likewise.
5785 * config/sh/sh.md: Remove blank lines.
5786 Fix typos in comments. Use ;; as comment characters.
5788 2012-02-26 Walter Lee <walt@tilera.com>
5790 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5791 (replace_mov_pcrel_step2): Ditto.
5793 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5796 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5797 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5798 and locs that reference values newer than the non-canonical value
5799 at hand. Return the canonical value as a worst case.
5800 (memrefs_conflict_p): Walk canonical value's locs.
5803 * cselib.c (preserve_only_constants): Rename to...
5804 (preserve_constants_and_equivs): ... this. Split out...
5805 (invariant_or_equiv_p): ... this. Preserve plus expressions
5806 of other preserved expressions too.
5807 (cselib_reset_table): Adjust.
5808 * var-tracking.c (reverse_op): Use canonical value to build
5811 2012-02-23 Kai Tietz <ktietz@redhat.com>
5813 * config/i386/i386.c (ix86_delegitimize_address): Handle
5814 UNSPEC_PCREL plus displacement.
5816 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5819 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5820 to test for unusedness in st X addressing.
5822 2012-02-24 Richard Guenther <rguenther@suse.de>
5825 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5826 (is_gimple_reg_type): Move inline ...
5827 * gimple.h (is_gimple_reg_type): ... here.
5829 2012-02-24 Richard Guenther <rguenther@suse.de>
5832 * passes.c (execute_function_todo): When verifying SSA form
5833 verify gimple form first.
5834 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5836 2012-02-24 Richard Guenther <rguenther@suse.de>
5839 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5840 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5842 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5844 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5846 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5848 * tree-phinodes.c (make_phi_node): Mark static.
5849 * tree-flow.h (make_phi_node): Remove extern decl.
5850 * doc/gimple.texi (make_phi_node): Remove documentation.
5852 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5854 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5855 * tree-ssa-sccvn.c (print_scc): Ditto.
5857 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5859 * doc/passes.texi (Full redundancy elimination): Fix typo.
5861 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5863 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5865 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5868 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5870 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5873 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5875 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5877 * config/avr/avr.md (code_stdname): Add ior, xor.
5878 (xior): New code iterator.
5879 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5880 (*<code_stdname><mode>qi.byte1-3): Ditto.
5882 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5884 PR tree-optimization/52019
5885 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5888 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5890 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5891 HAVE_INITFINI_ARRAY to work around namespace pollution in
5892 certain versions of newlib system headers.
5893 * config.in: Regenerate.
5894 * configure: Regenerate.
5895 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5896 instead of HAVE_INITFINI_ARRAY.
5898 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5901 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5902 is not offsettable memory reference.
5904 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5907 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5908 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5910 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5912 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5913 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5915 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5917 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5918 library on Solaris 8 even without TLS support.
5919 * configure: Regenerate.
5921 2012-02-22 Richard Guenther <rguenther@suse.de>
5924 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5925 for GIMPLE_DEBUG stmts.
5927 2012-02-22 Martin Jambor <mjambor@suse.cz>
5930 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5931 according to the base object.
5933 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5935 PR rtl-optimization/50063
5936 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5937 and 2 (8-bit SP) in operand 2.
5938 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5939 setup to use movhi_sp_r instead of vanilla move to write SP.
5940 Adjust REG_CFA notes to superseed unspec.
5941 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5943 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5944 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5945 irq_state 1 (IRQ known to be on) here.
5947 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5949 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5951 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5952 assign_hard_reg): Likewise.
5954 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5956 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5958 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5961 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5962 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5964 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5966 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5967 prototype from here to...
5968 * config/avr/avr.h: ...here.
5970 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5973 * thumb2.md (thumb2_shiftsi3_short): Split register and
5974 immediate shifts. For register shifts tie operands 0 and 1.
5975 (peephole2 for above): Check that register-controlled shifts
5976 have suitably tied operands.
5978 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5981 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5982 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5983 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5984 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5985 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5986 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5987 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5988 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5989 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5990 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5991 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5992 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5993 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5994 bdver1_ssevector_avx256_unaligned_load,
5995 bdver1_ssevector_sse128_unaligned_load,
5996 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5997 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5998 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5999 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6000 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6001 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6002 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6003 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6004 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6005 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6006 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6007 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6008 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6009 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6010 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6011 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6012 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6013 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6014 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6015 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6016 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6017 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6018 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6019 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6020 bdver1_ssediv_double_load, bdver1_ssediv_double,
6021 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6022 Add "bdver2" attribute.
6024 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6026 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6027 default if possible and not specified otherwise.
6029 2012-02-21 Richard Guenther <rguenther@suse.de>
6032 * gimplify.c (create_tmp_from_val): Use the main variant type
6033 for the type of the temporary we create.
6035 2012-02-21 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/52324
6038 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6039 do not gimplify a MEM_REF address operand if it is already
6042 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6044 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6045 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6047 2012-02-21 Richard Guenther <rguenther@suse.de>
6049 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6050 nested_in_vect_loop.
6052 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6054 PR tree-optimization/52318
6055 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6056 vdef also to non-pure/const call stmts in the sequence.
6058 2012-02-20 David S. Miller <davem@davemloft.net>
6060 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6061 don't use the "rd %pc" instruction on v9 for PIC register loads.
6063 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6066 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6067 in a transaction safe function.
6069 2012-02-20 Kai Tietz <ktietz@redhat.com>
6072 * stor-layout.c (place_field): Handle desired_align for
6075 2012-02-20 Richard Guenther <rguenther@suse.de>
6077 PR tree-optimization/52298
6078 * tree-vect-stmts.c (vectorizable_store): Properly use
6079 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6081 (vectorizable_load): Likewise.
6082 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6083 Access DR_STEP after ensuring it is not NULL.
6085 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6087 PR tree-optimization/52286
6088 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6089 optimization use double_int_to_tree instead of build_int_cst_wide,
6090 rewrite to use double_int vars.
6092 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6095 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6097 Remove -e 0 from $gcc_cv_ld invocation.
6098 Only use __GLIBC_PREREQ if defined.
6099 Enable on Solaris since Solaris 8 patch.
6100 (gcc_SUN_LD_VERSION): New macro.
6101 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6102 gcc_SUN_LD_VERSION for version number format.
6103 * configure: Regenerate.
6104 * varasm.c (get_elf_initfini_array_priority_section): Set
6105 SECTION_NOTYPE for non-default priority.
6106 Use get_section instead of get_unnamed_section to emit
6107 .init_array/.fini_array with default priority.
6109 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6111 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6112 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6113 (mips_start_unique_function, mips_output_mips16_rdhwr)
6114 (mips_code_end): New functions.
6115 (TARGET_ASM_CODE_END): Define.
6117 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6119 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6120 to stubs with non-sibling calls.
6122 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6124 * doc/invoke.texi (-fira-* options): Copy-edit.
6125 (ira-* parameters): Copy-edit.
6127 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6129 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6130 GCC coding conventions.
6132 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6134 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6135 when used as adjectives.
6137 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6139 * doc/invoke.texi: Clean up "that"/"which" confusion.
6141 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6143 * system.h: Poison SMALL_REGISTER_CLASSES
6144 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6145 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6147 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6149 PR tree-optimization/52285
6150 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6151 when deciding if a call is a tail call or tail recursion.
6153 2012-02-16 Kai Tietz <ktietz@redhat.com>
6155 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6156 interger-constant displacement for UNSPEC_PCREL.
6158 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6160 PR rtl-optimization/52208
6161 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6162 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6164 PR tree-optimization/52255
6165 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6166 loop->header has virtual PHI, but exit_e->dest doesn't, add
6167 virtual PHI to exit_e->dest and adjust all uses after the loop.
6170 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6171 children with clone_tree_hash, not after it.
6173 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6175 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6176 extended identifiers.
6178 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6181 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6182 a same_body_alias, also test whether e->callee isn't a former
6183 or current clone of the decl this is a same body alias of.
6185 PR translation/52264
6186 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6188 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6190 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6192 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6195 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6196 force_reg instead of copy_to_reg for better optimization. Force
6197 non-register or memory operands into a register.
6199 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6201 * extend.texi: Reserve upper bits of memory model for future use.
6203 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6204 Anatoly Sokolov <aesok@post.ru>
6205 Eric Weddington <eric.weddington@atmel.com>
6208 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6209 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6210 Rewrite initializers for .macro.
6211 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6212 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6213 atxmega32d4, atxmega32x1.
6214 avrxmega4: atxmega64a3, atxmega64d3.
6215 avrxmega5: atxmega64a1, atxmega64a1u.
6216 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6217 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6218 avrxmega7: atxmega128a1, atxmega128a1u.
6219 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6220 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6221 (struct base_arch_s): Rename reserved to xmega_p.
6222 Rename reserved2 to have_rampd.
6223 (AVR_XMEGA): New define.
6224 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6225 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6226 * config/avr/predicates.md (io_address_operand): Take into
6228 (low_io_address_operand): Ditto.
6229 (high_io_address_operand): Ditto.
6230 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6231 (enabled, movhi_sp_r): Use them.
6232 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6233 cpp_define_formatted to built-in define __AVR_ARCH__.
6234 (__AVR_XMEGA__): New built-in define.
6235 (__AVR_HAVE_RAMPD__): New built-in define.
6236 (__AVR_HAVE_RAMPX__): New built-in define.
6237 (__AVR_HAVE_RAMPY__): New built-in define.
6238 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6240 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6241 (avr_option_override): Initialize them.
6242 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6243 (avr_init_expanders): Initialize them. No more block several calls.
6244 (emit_push_sfr): New static function.
6245 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6247 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6248 (avr_print_operand): Print addreeses as symbols for
6249 RAMPX, RAMPY, RAMPD, CCP.
6250 (output_movhi): Handle AVR_XMEGA when writing to SP.
6251 (avr_out_movhi_mr_r_xmega): New static function.
6252 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6253 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6254 __RAMPD__, __CCP__ as needed.
6256 * config/avr/multilib.h: Regenerate.
6257 * config/avr/t-multilib: Regenerate.
6258 * config/avr/avr-tables.opt: Regenerate.
6260 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6262 PR tree-optimization/50561
6263 * graphite-flattening.c (lst_project_loop): Do not
6264 remove old scattering dimensions after flattening.
6265 (lst_do_flatten): Likewise.
6267 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6269 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6270 __builtin_avr_map8, __builtin_avr_map16.
6271 Document __builtin_avr_insert_bits.
6273 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6274 (insert_bits): New insn.
6275 (adjust_len.map_bits): Rename to insert_bits.
6276 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6277 * avr-protos.h (avr_out_map_bits): Remove.
6278 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6279 * config/avr/constraints.md (Cxf,C0f): New.
6280 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6281 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6282 New built-in define __BUILTIN_AVR_INSERT_BITS.
6283 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6284 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6285 (avr_move_bits): Rewrite.
6286 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6288 (avr_map_op_t): New typedef.
6289 (avr_map_op): New static variable.
6290 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6291 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6292 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6293 (bdesc_3arg, avr_expand_triop_builtin): New.
6294 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6295 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6296 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6297 (avr_map_equal_p, avr_map_sig_p): Remove.
6298 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6299 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6300 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6301 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6302 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6303 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6305 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6307 * config/c6x/c6x.md (reserve_cycles): New attribute.
6308 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6309 don't reserve functional units after the branch occurs.
6311 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6314 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6315 functions into non-tm_pure functions.
6317 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6320 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6321 (iterative_hash_canonical_type): Likewise.
6322 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6325 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6327 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6328 sched-group insn, it either remains alone or the entire list is pruned.
6330 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6332 * doc/install.texi (Prerequisites): Fix grammar.
6333 (Configuration): Likewise.
6335 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6337 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6338 MPC as part of GCC before describing configuring with --with-gmp etc.
6339 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6340 sources are present.
6342 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6345 * dwarf2out.c (clone_tree_hash): New function.
6346 (copy_decls_walk): Use it instead of clone_tree.
6348 2012-02-14 Richard Guenther <rguenther@suse.de>
6350 PR tree-optimization/52244
6351 PR tree-optimization/51528
6352 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6353 replacements for integral types.
6355 2012-02-14 Walter Lee <walt@tilera.com>
6357 * config.gcc: Handle tilegx and tilepro.
6358 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6360 Add HAVE_AS_TLS check for tilegx and tilepro.
6361 * configure: Regenerate.
6362 * doc/contrib.texi: Add Mat Hostetter and self.
6363 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6364 Document instruction intrinsics and network accessing intrinsics.
6365 (TILEPro Built-in Functions): New node. Document instruction
6366 intrinsics and network accessing intrinsics.
6367 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6368 (Specific, tilepro-*-linux*): Likewise.
6369 * doc/invoke.texi (TILE-Gx Options): New section.
6370 (TILEPro Options): New section.
6371 * doc/md.texi (TILE-Gx): New section.
6372 (TILEPro): New section.
6373 * common/config/tilegx/tilegx-common.c: New file.
6374 * common/config/tilepro/tilepro-common.c: New file.
6375 * config/tilegx/constraints.md: New file.
6376 * config/tilegx/linux.h: New file.
6377 * config/tilegx/mul-tables.c: New file.
6378 * config/tilegx/predicates.md: New file.
6379 * config/tilegx/sync.md: New file.
6380 * config/tilegx/t-tilegx: New file.
6381 * config/tilegx/tilegx-builtins.h: New file.
6382 * config/tilegx/tilegx-c.c: New file.
6383 * config/tilegx/tilegx-generic.md: New file.
6384 * config/tilegx/tilegx-modes.def: New file.
6385 * config/tilegx/tilegx-multiply.h: New file.
6386 * config/tilegx/tilegx-protos.h: New file.
6387 * config/tilegx/tilegx.c: New file.
6388 * config/tilegx/tilegx.h: New file.
6389 * config/tilegx/tilegx.md: New file.
6390 * config/tilegx/tilegx.opt: New file.
6391 * config/tilepro/constraints.md: New file.
6392 * config/tilepro/gen-mul-tables.cc: New file.
6393 * config/tilepro/linux.h: New file.
6394 * config/tilepro/mul-tables.c: New file.
6395 * config/tilepro/predicates.md: New file.
6396 * config/tilepro/t-tilepro: New file.
6397 * config/tilepro/tilepro-builtins.h: New file.
6398 * config/tilepro/tilepro-c.c: New file.
6399 * config/tilepro/tilepro-generic.md: New file.
6400 * config/tilepro/tilepro-modes.def: New file.
6401 * config/tilepro/tilepro-multiply.h: New file.
6402 * config/tilepro/tilepro-protos.h: New file.
6403 * config/tilepro/tilepro.c: New file.
6404 * config/tilepro/tilepro.h: New file.
6405 * config/tilepro/tilepro.md: New file.
6406 * config/tilepro/tilepro.opt: New file.
6408 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6410 PR tree-optimization/52210
6411 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6412 vect_model_simple_cost with two entry vect_def_type array instead
6413 of an address of dt.
6415 2012-02-14 Richard Guenther <rguenther@suse.de>
6418 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6419 Do not stream DECL_QUALIFIER.
6420 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6421 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6422 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6424 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6427 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6430 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6433 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6434 * cselib.c (cselib_subst_to_values_from_insn): New function.
6435 * sched-deps.c (add_insn_mem_dependence,
6436 sched_analyze_1, sched_analyze_2): Use it.
6438 2012-02-13 Jan Hubicka <jh@suse.cz>
6441 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6443 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6445 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6446 (GTM_SELF_SPECS): Define if not already defined.
6447 (driver_self_specs): Add GTM_SELF_SPECS.
6448 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6449 (GTM_SELF_SPECS): Define.
6450 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6451 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6453 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6455 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6458 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6461 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6462 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6464 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6467 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6469 2012-02-13 Richard Guenther <rguenther@suse.de>
6471 PR translation/52211
6472 * passes.c (enable_disable_pass): Fix typo.
6474 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6477 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6478 XOR for reduce_bit_field if type is unsigned.
6480 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6482 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6483 disallow changes from SFmode to mode with different size in FP regs.
6485 2012-02-12 Robert Millan <rmh@gnu.org>
6486 Gerald Pfeifer <gerald@pfeifer.com>
6488 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6491 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6493 PR rtl-optimization/52175
6494 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6495 to frame-related instructions.
6497 2012-02-10 Jason Merrill <jason@redhat.com>
6500 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6501 (demangle_new_symbols): Fill it.
6502 (scan_linker_output): Walk it.
6503 (start_tweaking): Split out from scan_linker_output.
6504 (maybe_tweak): Update sym->chosen.
6505 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6507 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6510 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6512 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6514 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6515 having the same mode as previous compare.
6517 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6519 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6520 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6521 (nonlocal_goto_internal): Likewise.
6522 (nonlocal_goto): Emit a use and an indirect jump directly.
6524 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6527 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6528 __atomic_{is,always}_lock_free.
6530 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6533 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6534 negative constant address for x32.
6536 2012-02-10 Richard Henderson <rth@redhat.com>
6538 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6539 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6540 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6542 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6543 Ira Rosen <irar@il.ibm.com>
6545 PR tree-optimization/50031
6546 * targhooks.c (default_builtin_vectorization_cost): Handle
6548 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6549 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6550 all types of reduction and pattern statements.
6551 (vect_estimate_min_profitable_iters): Likewise.
6552 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6553 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6554 for explicit realigns.
6555 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6556 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6558 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6559 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6560 vec_perm for VSX and handle vec_promote_demote.
6562 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6565 * builtins.c (fold_builtin_atomic_always_lock_free,
6566 expand_builtin_atomic_always_lock_free,
6567 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6568 Return and/or test boolean_true_node/boolean_false_node instead of
6569 integer_one_node/integer_zero_node.
6571 2012-02-10 Jan Hubicka <jh@suse.cz>
6574 * predict.c (predict_paths_for_bb): Prevent looping.
6575 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6577 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6579 * config/arm/arm.c (output_move_double): In one case properly
6580 count number of instructions that will be emitted.
6582 2012-02-10 Richard Guenther <rguenther@suse.de>
6584 PR translation/52193
6585 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6587 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6590 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6592 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6595 * var-tracking.c (emit_note_insn_var_location): If
6596 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6597 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6598 non-NOTE_DURING_CALL_P insn.
6600 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6603 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6605 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6608 * gcc.c (switch_matches) Support switches with separated form,
6611 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6613 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6615 (RAMPZ_ADDR): Ditto.
6616 * config/avr/avr.c (avr_addr_t): New typedef.
6617 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6618 (avr_init_expanders): Initialize it.
6619 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6621 (expand_epilogue): Ditto.
6622 (avr_print_operand): Ditto.
6623 (avr_file_start): Ditto.
6624 (avr_emit_movmemhi): Ditto.
6626 2012-02-08 Richard Guenther <rguenther@suse.de>
6628 PR tree-optimization/46886
6629 * tree-flow.h (do_while_loop_p): Declare.
6630 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6631 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6633 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6635 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6636 always succeed for integers larger than a native word.
6638 2012-02-08 Richard Guenther <rguenther@suse.de>
6640 PR rtl-optimization/52170
6641 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6642 properly handle integer vector modes.
6644 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6646 PR gcov-profile/52150
6647 * coverage.c: Include target.h.
6648 (build_var): Call targetm.strip_name_encoding on the assembler name.
6649 Change one _ into . or $ if the target allows it.
6650 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6652 PR rtl-optimization/52139
6653 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6654 is a BARRIER after emit_insn_after_noloc, move BB_END
6655 to the last non-BARRIER insn before it.
6657 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6660 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6661 (mips_gimplify_va_arg_expr): Call it instead of
6662 std_gimplify_va_arg_expr.
6664 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6666 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6667 message for -mno-pointers-to-nested-function.
6669 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6672 * expr.c (get_inner_reference): If there is an offset, add a negative
6673 bit position to it (if any).
6675 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6677 PR rtl-optimization/52060
6678 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6679 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6680 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6681 and/or i0src_copy2 when needed.
6683 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6685 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6686 or LTOPLUGINSONAME if have_c.
6688 * config/freebsd-spec.h: Add comment about what macros can be defined
6690 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6691 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6694 2012-02-07 Richard Guenther <rguenther@suse.de>
6696 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6697 newline in -alias dumps.
6699 2012-02-07 Kai Tietz <ktietz@redhat.com>
6700 Dave Korn <dave.korn.cygwin@gmail.com>
6703 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6704 Take care that typinfo gets dllexport-attribute.
6706 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6709 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6710 if modifier < EXPAND_SUM call force_operand on the result.
6712 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6714 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6715 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6717 (epiphany_function_type): Replace types for specific interrupts with
6718 EPIPHANY_FUNCTION_INTERRUPT.
6719 (EPIPHANY_INTERRUPT_P): Update.
6720 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6721 New static function.
6722 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6723 <disinterrupt>: Affects type identity.
6724 (epiphany_handle_interrupt_attribute): Handle variable number of
6726 (epiphany_compute_function_type): Update for new
6727 epiphany_function_type definition.
6728 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6729 handlers with a longcall forwarder.
6730 (epiphany_start_function): Handle multiple interrupt arguments and/or
6731 forwarder_section attribute.
6733 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6736 2012-02-07 Alan Modra <amodra@gmail.com>
6739 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6742 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6744 PR tree-optimization/50969
6745 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6746 use vec_perm rather than vector_stmt.
6747 (vect_model_load_cost): Likewise.
6748 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6749 vec_perm to be the same as other vector statements.
6750 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6751 cost of vec_perm for TARGET_VSX.
6753 2012-02-06 Richard Guenther <rguenther@suse.de>
6755 PR tree-optimization/52115
6756 * tree-sra.c (access_has_replacements_p): New function.
6757 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6759 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6762 * trans-mem.c (expand_call_tm): Add an assertion.
6763 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6766 2012-02-06 Richard Guenther <rguenther@suse.de>
6768 PR tree-optimization/50955
6769 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6770 raise cost of expressions that replace an address with an
6771 expression based on a different pointer.
6773 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6776 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6777 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6779 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6782 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6783 -Weffc++ and specify guidelines come from second edition.
6785 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6787 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6788 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6789 (call_direct_split, call_value_split, call_value_internal_direct)
6790 (call_value_direct_split, call_value_multiple_split): Use jal and
6791 jal_macro attributes.
6793 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6795 * reload1.c (reload_regs_reach_end_p): Replace with...
6796 (reload_reg_rtx_reaches_end_p): ...this function.
6797 (new_spill_reg_store): Update commentary.
6798 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6799 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6800 before setting new_spill_reg_store.
6801 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6802 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6803 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6804 for non-spill reload registers.
6806 2012-02-05 Ira Rosen <irar@il.ibm.com>
6808 PR tree-optimization/52091
6809 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6810 (vect_is_simple_use_1): Likewise.
6811 * tree-vect-loop.c (vectorizable_reduction): Update calls
6812 to vect_is_simple_use_1 and vect_is_simple_use.
6813 (vectorizable_live_operation): Likewise.
6814 * tree-vect-patterns.c (widened_name_p,
6815 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6816 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6817 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6818 vectorizable_shift,vectorizable_operation, vectorizable_store,
6819 vectorizable_load): Likewise.
6820 (vect_is_simple_cond): Add an argument, pass it to
6821 vect_is_simple_use_1.
6822 (vectorizable_condition): Update calls to vect_is_simple_cond,
6824 (vect_is_simple_use): Add an argument, the statement in which
6825 OPERAND is used. Check that if OPERAND's def stmt is a double
6826 reduction phi node, the use is a phi node too.
6827 (vect_is_simple_use_1): Add an argument, pass it to
6829 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6830 to vect_is_simple_use.
6832 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6834 PR rtl-optimization/52095
6835 * modulo-sched.c (dump_insn_locator): New function.
6836 (loop_canon_p, sms_schedule): Use it.
6838 PR rtl-optimization/52113
6839 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6840 even for decomposable shift/zext insns.
6842 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6843 Zdenek Dvorak <ook@ucw.cz>
6845 PR rtl-optimization/52092
6846 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6847 on get_iv_value result.
6849 2012-02-02 Andrew Pinski <apinski@cavium.com>
6853 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6855 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6858 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6860 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6862 PR rtl-optimization/49800
6863 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6864 (sched_finish): Call regstat_free_n_sets_and_refs.
6866 2012-02-02 Jia Liu <proljc@gmail.com>
6868 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6871 2012-02-02 Jan Hubicka <jh@suse.cz>
6872 Tom de Vries <tom@codesourcery.com>
6875 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6876 * varpool.c (varpool_analyze_pending_decls): Likewise.
6878 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6879 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6881 * config.gcc: Add cr16-* support.
6883 * doc/extend.texi: Document cr16 extensions.
6884 * doc/install.texi: Document cr16 install.
6885 * doc/invoke.texi: Document cr16 options.
6886 * doc/md.texi: Document cr16 constraints.
6888 * common/config/cr16/cr16-common.c: New file.
6889 * config/cr16/cr16.c: New file.
6890 * config/cr16/cr16.h: New file.
6891 * config/cr16/cr16.md: New file.
6892 * config/cr16/cr16.opt: New file.
6893 * config/cr16/cr16-protos.h: New file.
6894 * config/cr16/predicates.md: New file.
6895 * config/cr16/constraints.md: New file.
6896 * config/cr16/t-cr16: New file.
6898 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6901 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6902 that operands[2] is either immediate, or q_regs_operand.
6904 PR tree-optimization/52073
6905 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6906 a pattern stmt for pattern uses, ignore uses outside of the loop.
6908 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6910 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6911 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6912 (OUT_AS1, OUT_AS2): Remove.
6914 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6916 PR rtl-optimization/51374
6917 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6918 to cross other volatile_refs_p insns.
6920 2012-02-01 Richard Guenther <rguenther@suse.de>
6922 * doc/invoke.texi (fno-inline): Clarify documentation.
6923 (finline-small-functions): Likewise.
6924 (finline-functions): Likewise.
6925 * common.opt (finline): Adjust comment and documentation.
6926 (finline-small-functions): Clarify documentation.
6927 (finline-functions): Likewise.
6928 (finline-functions-called-once): Likewise.
6930 2012-02-01 Tristan Gingold <gingold@adacore.com>
6932 * c-typeck.c (composite_type): Keep mode for pointers.
6934 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6936 * function.h (regno_reg_rtx): Adjust comment.
6937 * reginfo.c (init_reg_modes_target): Only use the previous mode
6938 if it fits within one register. Remove MIPS comment.
6940 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6943 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6945 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6947 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6948 to srak instruction.
6950 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6952 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6954 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6959 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6961 2012-01-31 Richard Guenther <rguenther@suse.de>
6963 PR tree-optimization/51528
6964 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6967 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6972 * ree.c (add_removable_extension): Change def_map argument
6973 to unsigned *, store in def_map 1 + offset into *insn_list vector
6974 instead of pointers into the vector.
6975 (find_removable_extensions): Adjust caller.
6977 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6979 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6980 Transform all "* quoted-c-code" to { c-code }.
6981 Remove redundant test for "optimize" in combine patterns.
6982 Move (include "avr-dimode.md") to end of file.
6984 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6987 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6988 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6990 2012-01-30 Richard Guenther <rguenther@suse.de>
6992 PR tree-optimization/52028
6993 * tree-loop-distribution.c (ldist_gen): Properly update
6996 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6999 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7000 set_cur_line_info_table if not emitting debug info.
7002 PR tree-optimization/52046
7003 * tree-vect-patterns.c (check_bool_pattern): Give up if
7004 a comparison could throw.
7007 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7009 2012-01-30 Richard Guenther <rguenther@suse.de>
7011 PR tree-optimization/52045
7012 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7013 SSA form if cfgcleanup did anything.
7015 2012-01-30 Richard Guenther <rguenther@suse.de>
7017 PR tree-optimization/52045
7018 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7019 before computing final todo.
7021 2012-01-30 Richard Guenther <rguenther@suse.de>
7023 PR tree-optimization/51528
7024 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7027 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7029 * df-problems.c (df_kill_notes): Check that the use refers
7030 to the note under examination.
7032 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7035 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7036 parameter and use short-lived pseudos.
7037 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7038 (sparc_expand_vector_init): Const-ify local variables and adjust
7039 calls to above functions.
7041 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7043 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7045 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7047 * doc/invoke.texi: Make usage of "compile time" and
7048 "run time"/"runtime" consistent throughout the file.
7050 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7052 * config/alpha/alpha.c (alpha_option_override): Default to
7053 full IEEE compliance mode for Go language.
7055 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7057 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7058 (LINK_SSP_SPEC): Define.
7060 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7063 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7066 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7068 * doc/invoke.texi: Correct hyphenation of "floating point",
7069 "double precision", and related terminology throughout the file.
7071 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7074 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7075 arm_general_register_operand predicate for operand 2 instead of
7078 2012-01-27 Ian Lance Taylor <iant@google.com>
7081 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7082 * builtins.c (expand_builtin_init_trampoline): Add onstack
7083 parameter. Change caller.
7084 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7085 * tree.c (build_common_builtin_nodes): Declare
7086 __builtin_init_heap_trampoline.
7088 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7090 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7091 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7092 * config/avr/avr.c: Ditto.
7093 (avr_regnames): Remove because unused.
7094 * config/avr/avr.md (*cpse.ne): New peephole.
7095 (*cpse.eq): New peephole from former cpse peepholes.
7097 2012-01-27 Michael Eager <eager@eagercon.com>
7099 * config/microblaze.c (microblaze_emit_compare): Correct
7100 test after pcmp instruction.
7102 2012-01-27 Richard Guenther <rguenther@suse.de>
7104 PR tree-optimization/52020
7105 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7107 2012-01-27 Richard Guenther <rguenther@suse.de>
7109 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7110 function non-const/pure.
7112 2012-01-27 Richard Guenther <rguenther@suse.de>
7114 PR tree-optimization/50444
7115 * tree-sra.c (build_ref_for_offset): Properly adjust the
7116 MEM_REF type for unaligned accesses.
7118 2012-01-27 Richard Guenther <rguenther@suse.de>
7120 PR tree-optimization/50444
7121 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7122 (expand_assignment): Use it. Properly handle misaligned
7123 bases when expanding stores to component references.
7124 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7127 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7130 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7131 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7132 * tree-data-ref.c (find_data_references_in_loop): Make static.
7133 (compute_all_dependences): Change return type to bool. Bail out
7134 for too many datarefs in a loop. Move the hunk resetting the data
7135 dependences vector from ...
7136 (compute_data_dependences_for_loop): ... here. Account for
7137 compute_all_dependences returning false.
7138 (compute_data_dependences_for_bb): Likewise.
7139 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7140 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7142 2012-01-27 Richard Guenther <rguenther@suse.de>
7145 * expr.c (store_field): Use the alias-set of the scratch memory
7148 2012-01-27 Tom de Vries <tom@codesourcery.com>
7150 PR tree-optimization/51990
7151 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7153 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7155 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7158 * var-tracking.c (reverse_op): Don't add any reverse operation
7159 if V already has any constant locations.
7161 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7163 * doc/invoke.texi: Correct usage of "command line" (noun)
7164 vs "command-line" (adjective) throughout.
7166 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7168 * doc/invoke.texi (Language Independent Options): Move
7169 -Wcoverage-mismatch blurb from here....
7170 (Warning Options): ...to here.
7172 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7174 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7175 Set rs6000_always_hint to false for 476.
7177 2012-01-27 Matthias Klose <doko@ubuntu.com>
7179 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7181 * incpath.c (add_standard_paths): Likewise.
7183 2012-01-27 Richard Henderson <rth@redhat.com>
7185 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7186 * config/m68k/sync.md (atomic_test_and_set): Rename from
7187 sync_test_and_setqi and adjust the operands.
7188 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7189 and unconditionally enable.
7191 2012-01-27 Richard Henderson <rth@redhat.com>
7193 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7194 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7195 (ldstub): Rename from ldstubqi.
7196 (ldstub<I24MODE>): Remove.
7198 2012-01-27 Richard Henderson <rth@redhat.com>
7200 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7201 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7202 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7203 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7204 * doc/tm.texi: Rebuild.
7206 2012-01-27 Richard Henderson <rth@redhat.com>
7208 * optabs.c (gen_atomic_test_and_set): Remove default.
7209 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7211 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7213 PR rtl-optimization/51978
7214 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7215 (combine_reaching_defs): Likewise.
7216 (struct re_info): Remove.
7217 (add_removable_extension): Remove x and data arguments,
7218 add insn, insn_list and def_map. Use the arguments directly
7219 instead of using struct re_info.
7220 (find_removable_extensions): Don't call add_removable_extension
7221 through note_stores, instead just call it with single_set
7223 (find_and_remove_re): Pass curr_cand->expr instead of
7224 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7226 2012-01-26 Michael Matz <matz@suse.de>
7228 PR tree-optimization/46590
7229 * cfgexpand.c: Revert last change (r183305).
7230 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7232 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7233 checking for emptiness.
7235 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7238 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7239 non-addressable non-BLKmode base correctly.
7241 2012-01-26 Michael Matz <matz@suse.de>
7243 PR tree-optimization/48794
7244 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7245 regions referenced from RESX/EH_DISPATCH.
7247 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7249 * config/s390/s390.h: Make BRANCH_COST an option.
7250 * config/s390/s390.opt: New option -mbranch-cost.
7252 2012-01-26 Richard Henderson <rth@redhat.com>
7254 Revert 2012-01-24 change:
7255 * trans-mem.c (requires_barrier): Do not instrument thread local
7256 variables and emit save/restore for them.
7258 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7261 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7264 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7266 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7269 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7272 Rename __pgm to __flash.
7273 Rename __pgm1 to __flash1.
7274 Rename __pgm2 to __flash2.
7275 Rename __pgm3 to __flash3.
7276 Rename __pgm4 to __flash4.
7277 Rename __pgm5 to __flash5.
7278 Rename __pgmx to __memx.
7279 * doc/extend.texi (AVR Named Address Spaces)
7280 Rename address space names as indicated above.
7281 * config/avr/avr.c (avr_addrspace): Ditto.
7283 * config/avr/avr-protos.h
7284 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7285 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7286 * config/avr/predicates.md: Ditto.
7287 * config/avr/avr.c Ditto, and
7288 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7289 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7291 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7292 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7293 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7294 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7295 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7296 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7297 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7298 * config/avr/avr.c: Ditto.
7299 * config/avr/avr.md: Ditto.
7301 2012-01-25 Jason Merrill <jason@redhat.com>
7304 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7306 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7308 PR tree-optimization/51987
7309 * tree-data-ref.c (get_references_in_stmt): Handle references in
7310 non-volatile GIMPLE_ASM.
7312 2012-01-25 Richard Guenther <rguenther@suse.de>
7314 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7315 bases are dereferenced.
7317 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7319 PR rtl-optimization/48374
7320 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7322 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7324 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7325 compute_data_dependences_for_loop returns false.
7326 * tree-parloops.c (loop_parallel_p): Likewise.
7328 2012-01-25 Richard Guenther <rguenther@suse.de>
7330 * tree.h (get_pointer_alignment_1): Declare.
7331 * builtins.c (get_pointer_alignment_1): New function.
7332 (get_pointer_alignment): Use it.
7334 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7336 PR rtl-optimization/48308
7337 * combine.c (enum undo_kind): Add UNDO_LINKS.
7338 (struct undo): Add member l to other_contents and where.
7339 (do_SUBST_LINK): New.
7341 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7342 (undo_all): Handle UNDO_LINKS.
7344 2012-01-25 Richard Henderson <rth@redhat.com>
7346 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7349 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7351 * optabs.c (gen_atomic_test_and_set): Use each argument.
7353 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7355 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7356 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7357 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7358 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7359 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7360 TARGET_PAIRED_SINGLE_FLOAT.
7362 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7364 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7365 (in_struct, return_val): Remove MEM documentation.
7366 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7367 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7368 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7370 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7371 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7372 * expr.c (store_field): Likewise.
7373 * function.c (assign_stack_temp_for_type): Likewise.
7374 * ifcvt.c (noce_try_cmove_arith): Likewise.
7375 * reload1.c (reload): Likewise.
7376 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7377 (alpha_set_memflags): Likewise.
7378 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7380 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7382 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7384 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7385 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7386 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7388 * cselib.c (cselib_rtx_varies_p): Delete.
7389 (cselib_invalidate_mem): Update call to canon_true_dependence.
7390 * dse.c (record_store, check_mem_read_rtx): Likewise.
7391 (scan_reads_nospill): Likewise.
7392 * cse.c (check_dependence): Likewise.
7393 (cse_rtx_varies_p): Delete.
7394 * expr.c (safe_from_p): Update call to true_dependence.
7395 * ira.c (validate_equiv_mem_from_store): Likewise.
7396 (memref_referenced_p): Likewise.
7397 * postreload-gcse.c (find_mem_conflicts): Likewise.
7398 * sched-deps.c (sched_analyze_2): Likewise.
7399 * store-motion.c (load_kills_store): Likewise.
7400 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7401 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7402 (compute_transp): Update call to canon_true_dependence.
7404 2012-01-25 Richard Henderson <rth@redhat.com>
7406 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7407 (maybe_emit_atomic_test_and_set): New.
7408 (expand_sync_lock_test_and_set): Use it.
7409 (expand_atomic_test_and_set): Likewise.
7410 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7411 the implementation; clarify implementation defined details.
7412 * doc/md.texi (atomic_test_and_set): Document.
7414 2012-01-25 Richard Henderson <rth@redhat.com>
7416 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7418 2012-01-25 Richard Henderson <rth@redhat.com>
7421 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7422 to effect no-op split.
7424 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7427 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7428 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7429 (BT_FN_VOID_PTR_INT_SIZE): New.
7430 (BT_FN_UINT_UINT_VAR): Remove.
7431 (BT_FN_UINT32_UINT32_VAR): New.
7432 (BT_FN_DOUBLE_VPTR): Remove.
7433 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7435 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7436 (_ITM_changeTransactionMode): Same.
7437 (_ITM_memmoveRtWt): Change return type to void.
7438 (_ITM_memcpyRtWt): Same.
7439 (_ITM_memsetW): Same.
7440 (_ITM_RaRD): Change types to double.
7445 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7447 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7448 Patrick Marlier <patrick.marlier@gmail.com>
7450 * trans-mem.c (requires_barrier): Do not instrument thread local
7451 variables and emit save/restore for them.
7453 2012-01-24 Jason Merrill <jason@redhat.com>
7456 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7457 output static aliases.
7459 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7462 * common.opt (-pie, -shared, pie, shared): Change from Common to
7464 * gcc.c (display_help): Display help for -pie and -shared.
7466 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7469 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7470 Remove note on size/offset limitation.
7471 (AVR Variable Attributes): Add example how to read data located
7472 with progmem. Refer to named address spaces.
7473 * doc/invoke.texi (AVR Options): Fix typo.
7475 2012-01-24 Richard Guenther <rguenther@suse.de>
7477 Forward-port to trunk
7478 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7481 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7482 op0 isn't sufficiently aligned and there is movmisalignM
7483 insn for mode, use it to load op0 into a temporary register.
7485 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7488 * target.def (const_not_ok_for_debug_p): New hook.
7489 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7491 * doc/tm.texi: Regenerated.
7492 * dwarf2out.c (const_ok_for_output_1): If
7493 targetm.const_not_ok_for_debug_p returns true, fail.
7494 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7496 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7498 2012-01-23 Kai Tietz <ktietz@redhat.com>
7501 * config/i386/predicates.md (symbolic_operand): Allow
7502 UNSPEC_PCREL as PIC expression for lea.
7503 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7504 * config/i386/i386.c (ix86_delegitimize_address): Handle
7505 UNSPEC_PCREL for none-MEM, too.
7507 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7509 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7510 (ipa_tm_create_version_alias): Same.
7512 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7515 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7516 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7518 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7519 Patrick Marlier <patrick.marlier@gmail.com>
7520 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7523 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7524 simple_object_start_read.
7526 2012-01-23 Richard Guenther <rguenther@suse.de>
7529 PR tree-optimization/51895
7530 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7531 parameter decomposition into BLKmode components.
7533 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7535 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7536 fake variables for restrict-qualified pointers whose pointed-to type
7537 contains a placeholder.
7539 2012-01-23 Richard Guenther <rguenther@suse.de>
7541 PR tree-optimization/51949
7542 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7544 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7546 PR rtl-optimization/51933
7547 * ree.c (transform_ifelse): Return true right away if dstreg is
7548 already wider or equal to cand->mode.
7549 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7550 (make_defs_and_copies_lists): Remove defs_list and copies_list
7551 arguments, add state argument, just truncate state->work_list
7552 instead of always allocating and freeing the vector. Assert that
7553 get_defs succeeds instead of returning 2. Changed return type to bool.
7554 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7555 have ext_src_mode, see if it has been modified already with the
7556 right kind of extension and has been extended before from the
7557 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7558 just return true. Remember the original mode in state->modified array.
7559 (combine_reaching_defs): Add state argument. Don't allocate and
7560 free here def_list, copied_list and vec vectors, instead just
7561 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7562 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7563 Add state variable, clear vectors in it, initialize state.modified
7564 if needed. Free all the vectors at the end and state.modified too.
7565 Don't skip a candidate if the extension expression has been modified.
7567 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7570 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7571 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7572 (extra_options) interix.opt -> i386/interix.opt"
7573 (extra_objs):Add winnt-stubs.o
7574 * configure.ac: Add interix to target_os .comm on PE check.
7575 * configure: Regenerate.
7576 * config/interix3.h: Delete and move bits to..
7577 * config/interix.h: Delete and move bits to..
7578 * config/i386/i386-interix3.h: Delete and move bits to..
7579 * config/i386/i386-interix.h: ..here.
7580 (TARGET_CPU_DEFAULT): Remove redefinition.
7581 (TARGET_ASM_CONSTRUCTOR): Undefine.
7582 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7583 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7584 (PTRDIFF_TYPE): Define.
7585 (LONG_DOUBLE_TYPE_SIZE): Define.
7586 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7587 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7588 (TARGET_SECTION_TYPE_FLAGS): Define.
7589 (ASM_DECLARE_FUNCTION_NAME): Define.
7590 (ASM_OUTPUT_EXTERNAL): Define.
7591 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7592 (ASM_OUTPUT_ALIGNED_BSS): Define.
7593 (PCC_BITFIELD_TYPE_MATTERS): Define.
7594 (USE_CONST_SECTION): Define.
7595 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7596 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7597 (SUPPORTS_ONE_ONLY): Remove.
7598 (I386_PE_STRIP_ENCODING): Define.
7599 * config/interix.opt: Delete and move bits to..
7600 * config/i386/interix.opt: ..here. New.
7601 (mpe-aligned-commons): Add.
7602 * config/i386/t-interix: Add copyright header.
7603 (winnt-stubs.o): Add rule.
7605 2012-01-22 Jason Merrill <jason@redhat.com>
7608 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7609 for extra name aliases.
7611 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7613 PR rtl-optimization/51924
7614 * ree.c (combine_set_extension): Improve debugging message.
7615 (combine_reaching_defs): Likewise.
7616 (get_defs): Rename confusingly named variable.
7617 (find_and_remove_re): Skip a candidate if the extension expression has
7620 2012-01-21 Robert Millan <rmh@gnu.org>
7621 Gerald Pfeifer <gerald@pfeifer.com>
7623 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7624 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7626 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7628 PR tree-optimization/51914
7629 * tree-vect-stmts.c (vectorizable_conversion): For
7630 cvt_type && modifier == WIDEN, put temporary with cvt_type
7631 at the beginning of vec_dsts and set vec_dest to temporary
7634 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7636 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7638 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7640 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7641 * config/rs6000/rs6000.c: Likewise.
7643 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7646 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7647 output_move_double on a copy of operands array.
7649 2012-01-20 Cary Coutant <ccoutant@google.com>
7650 Dodji Seketeli <dodji@redhat.com>
7653 * dwarf2out.c (copy_declaration_context): Return ref to parent
7654 of declaration DIE, if necessary.
7655 (remove_child_or_replace_with_skeleton): Add new parameter; update
7656 caller. Place skeleton DIE under parent DIE of original declaration.
7657 Move call to copy_declaration_context to here ...
7658 (break_out_comdat_types): ... from here.
7660 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7662 PR rtl-optimization/51856
7663 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7666 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7669 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7670 hints for neon loads and stores.
7672 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7676 * doc/extend.texi (Named Address Spaces): Split into subsections.
7677 (AVR Named Address Spaces): New subsection.
7678 (M32C Named Address Spaces): New subsection.
7679 (RL78 Named Address Spaces): New subsection.
7680 (SPU Named Address Spaces): New subsection.
7681 (Variable Attributes): New anchor "AVR Variable Attributes".
7682 (AVR Variable Attributes): Rewrite and avoid wording
7683 "address space" in this context.
7684 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7685 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7686 (AVR Built-in Macros): New subsubsection therein.
7687 * doc/md.texi (AVR constraints): Remove "C04", "R".
7689 2012-01-20 Richard Guenther <rguenther@suse.de>
7691 PR tree-optimization/51903
7692 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7693 when removing stmts.
7695 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7698 * config/arm/arm.c (arm_load_pic_register): Use
7699 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7700 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7701 (arm_pic_static_addr): Likewise.
7702 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7703 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7704 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7705 (pic_load_addr_unified): New.
7707 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7710 * function.c (instantiate_virtual_regs_in_insn): Use
7711 delete_insn_and_edges when removing a wrong asm insn.
7713 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7715 PR rtl-optimization/40761
7716 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7717 Add new member loop_num.
7718 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7719 (ira_build): Remove the parameter.
7721 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7722 (ira.c): Do not build CFG loops for one region allocation. Remove
7723 argument from ira_build call.
7725 * ira-build.c (init_loop_tree_node): New function.
7726 (create_loop_tree_nodes): Use it. Separate the case when CFG
7727 loops are not built.
7728 (more_one_region_p): Check current_loops.
7729 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7731 (add_loop_to_tree): Process loop equal to NULL too.
7732 (form_loop_tree): Separate the case when CFG loops are not built.
7733 Use explicitly number for the root.
7734 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7736 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7737 instead of loop->num.
7738 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7739 (mark_all_loops_for_removal): Ditto.
7740 (remove_unnecessary_regions): Separate the case when CFG loops
7742 (ira_build): Remove the parameter. Use explicit number of regions
7743 when CFG loops are not built.
7745 * ira-color.c (print_loop_title): Separate the case for the root node.
7746 Use loop_num instead of loop->num.
7747 (move_spill_restore): Use loop_num instead of loop->num.
7749 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7750 (change_loop): Ditto.
7751 (change_loop): Use loop_num instead of loop->num.
7753 * ira-lives.c (process_bb_node_lives): Ditto.
7755 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7757 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7759 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7762 * tree-mudflap.c (mf_artificial): New function.
7763 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7764 mx_register_decls, mudflap_enqueue_decl): Use it.
7767 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7768 numbers in the insn pattern.
7770 2012-01-19 Michael Matz <matz@suse.de>
7772 PR tree-optimization/46590
7773 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7774 use it in remembering which conflicts we already created.
7775 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7778 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7781 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7782 (merge_and_complain): Same.
7784 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7787 * config/initfini-array.h: Guard content of the header
7788 with #ifdef HAVE_INITFINI_ARRAY.
7789 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7790 Add initfini-array.h to tm_file here.
7791 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7792 * config.gcc: Don't add initfini-array.h to tm_file here.
7793 * configure: Regenerated.
7795 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7797 PR rtl-optimization/51505
7798 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7799 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7800 (df_note_bb_compute): Update the call to df_kill_notes.
7802 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7804 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7806 2012-01-18 Richard Guenther <rguenther@suse.de>
7808 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7809 of conversions to void *.
7811 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7812 Richard Sandiford <rdsandiford@googlemail.com>
7816 * optabs.h (simplify_expand_binop): Declare.
7817 * optabs.c (simplify_expand_binop): Make global.
7818 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7819 endian targets if the source cannot be exactly covered by word
7822 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7825 * hard-reg-set.h (struct hard_reg_set_container): New type.
7826 * target.h (struct hard_reg_set_container): Forward declare.
7827 * target.def (set_up_by_prologue): New target hook.
7828 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7829 * doc/tm.texi: Regenerated.
7830 * function.c (thread_prologue_and_epilogue_insns): Change
7831 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7832 Call targetm.set_up_by_prologue on it.
7833 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7834 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7836 2012-01-17 Nick Clifton <nickc@redhat.com>
7838 * config/rx/rx.c (rx_can_use_simple_return): New function.
7839 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7840 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7842 2012-01-17 Richard Guenther <rguenther@suse.de>
7845 * expr.c (expand_assignment): Take address-space information
7846 from the address operand of MEM_REF and TARGET_MEM_REF.
7847 (expand_expr_real_1): Likewise.
7849 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7851 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7852 reload dump is requested.
7854 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7857 * trans-mem.c (requires_barrier): Call may_be_aliased.
7859 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7861 PR tree-optimization/51877
7862 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7863 call arguments and fndecls compare equal, instead return false if they
7864 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7865 both SSA_NAMEs that are valueized the same, or they satisfy
7868 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7870 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7872 * configure: Regenerate.
7874 2012-01-16 Jan Hubicka <jh@suse.cz>
7878 * convert.c (convert_to_integer): Use fold_convert for
7879 converting an INTEGER_CST to integer type.
7881 2012-01-16 Jason Merrill <jason@redhat.com>
7884 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7886 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7889 * config/s390/s390.c (s390_chunkify_start): Don't skip
7890 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7891 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7892 If insn is followed by NOTE_INSN_VAR_LOCATION or
7893 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7894 Don't use location of note insns.
7896 PR tree-optimization/51865
7897 * tree-inline.c (tree_function_versioning): Call remap_decl
7898 on DECL_RESULT whenever it has VOID_TYPE_P type.
7900 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7902 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7903 for calls to locally-binding MIPS16 functions if only the return
7904 type uses float regs.
7906 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7907 Richard Sandiford <rdsandiford@googlemail.com>
7909 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7910 (SYMBOL_32_HIGH): Likewise.
7911 (mips_output_tls_reloc_directive): Declare.
7912 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7913 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7914 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7915 (mips_lo_relocs, mips_hi_relocs): Make extern.
7916 (mips16_stub_function): Move up file.
7917 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7918 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7919 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7920 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7921 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7922 (mips_get_tp): Add MIPS16 support.
7923 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7924 Generalize DTPREL and TPREL handling.
7925 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7926 Add MIPS16 TLS support.
7927 (mips_output_tls_reloc_directive): New function.
7928 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7929 * config/mips/predicates.md (symbolic_operand_with_high)
7930 (tls_reloc_operand): New predicates.
7931 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7932 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7933 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7934 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7935 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7936 (*tls_get_tp_mips16_call_<mode>): Likewise.
7938 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7940 PR rtl-optimization/51821
7941 * recog.c (peep2_find_free_register): Determine clobbered registers
7944 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7947 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7948 * config/avr/avr.c: Likewise.
7949 * config/avr/avr.h: Likewise.
7951 2012-01-13 Ian Lance Taylor <iant@google.com>
7954 * tree.h (TYPE_QUALS): Add cast to int.
7955 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7957 2012-01-13 Ian Lance Taylor <iant@google.com>
7959 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7960 comparing param_index to VEC_length result.
7962 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7964 * c-decl.c: Do not include tree-mudflap.h
7965 * tree-optimize.c: Likewise.
7966 * Makefile.in: Update dependencies.
7968 2012-01-13 Richard Guenther <rguenther@suse.de>
7971 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7972 variable-sized result always use RSO.
7974 2012-01-12 DJ Delorie <dj@redhat.com>
7976 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7977 pointer type, not just the default pointer type.
7979 2012-01-09 Richard Henderson <rth@redhat.com>
7980 Denis Chertykov <chertykov@gmail.com>
7983 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7984 * config/avr/avr.c (avr_can_eliminate): Simplify.
7985 (avr_initial_elimination_offset): Likewise.
7986 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7987 (expand_epilogue): Likewise.
7988 (avr_legitimize_address): Gut.
7989 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7990 (avr_hard_regno_nregs): New.
7991 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7992 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7993 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7994 add soft frame pointer.
7995 (CALL_USED_REGISTERS): Likewise.
7996 (REG_CLASS_CONTENTS): Likewise.
7997 (REGISTER_NAMES): Likewise.
7998 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7999 (HARD_FRAME_POINTER_REGNUM): New.
8000 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8001 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8002 remove the HARD_FRAME_POINTER self-elimination.
8004 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8007 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8008 DECL_EXTERNAL when checking for initializers of progmem variables.
8010 2012-01-12 Ira Rosen <irar@il.ibm.com>
8012 PR tree-optimization/51799
8013 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8014 that the last operation is a type demotion.
8016 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8018 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8019 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8021 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8024 * combine.c (distribute_notes): If i3 is a noreturn call,
8025 allow old_size to be equal to args_size and make sure the
8026 noreturn call gets REG_ARGS_SIZE note.
8027 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8028 on noreturn calls even when the delta is 0.
8030 2012-01-11 Nathan Sidwell <nathan@acm.org>
8032 * gcov.c (STRING_SIZE): Remove.
8033 (generate_results): Erase annotations for source files with no
8034 coverage information.
8036 (output_lines): Use it.
8038 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8040 * gimple.h (gimplify_body): Remove first argument.
8041 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8042 pointer set here, instead just pass DATA to walk_tree.
8043 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8044 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8045 (unvisit_body): Likewise, but with unmark_visited.
8046 (gimplify_body): Remove BODY_P argument and adjust.
8047 (gimplify_function_tree): Adjust call to gimplify_body.
8048 * omp-low.c (finalize_task_copyfn): Likewise.
8050 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8052 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8053 (build_function_type_skip_args): Delete.
8054 * tree.c (build_function_type_skip_args): Make static and add
8055 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8056 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8057 pass it to build_function_type_skip_args.
8058 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8059 (tree_function_versioning): Likewise.
8060 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8061 build_function_decl_skip_args.
8062 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8063 and pass it to build_function_decl_skip_args/tree_function_versioning.
8064 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8065 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8066 * trans-mem.c (ipa_tm_create_version): Likewise.
8067 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8068 * tree-inline.c (declare_return_variable): Remove always-true test.
8069 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8070 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8071 * ipa-split.c (split_function): Skip the return value for the split
8072 part if it doesn't return.
8074 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8076 PR tree-optimization/49642
8077 * ipa-split.c (forbidden_dominators): New variable.
8078 (check_forbidden_calls): New function.
8079 (dominated_by_forbidden): Likewise.
8080 (consider_split): Check for forbidden dominators.
8081 (execute_split_functions): Initialize and free forbidden
8082 dominators info; call check_forbidden_calls.
8084 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8086 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8088 2012-01-11 Nick Clifton <nickc@redhat.com>
8090 * config/rx/rx.md (return): Define pattern.
8092 2012-01-11 Richard Guenther <rguenther@suse.de>
8094 * doc/extend.texi (malloc attribute): Adjust according to
8097 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8098 Patrick Marlier <patrick.marlier@gmail.com>
8101 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8102 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8103 (ipa_tm_note_irrevocable): Same.
8104 (ipa_tm_scan_irr_block): Same.
8105 (ipa_tm_decrement_clone_counts): Same.
8106 (ipa_tm_scan_irr_function): Same.
8107 (ipa_tm_create_version_alias): Same.
8108 (ipa_tm_create_version): Same.
8109 (ipa_tm_transform_calls_redirect): Same.
8110 (ipa_tm_transform_calls): Same.
8111 (ipa_tm_transform_transaction): Same.
8112 (ipa_tm_execute): Same.
8114 2012-01-10 Richard Guenther <rguenther@suse.de>
8117 * opts.c (common_handle_option): Handle -Werror.
8119 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8121 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8124 2012-01-10 Jason Merrill <jason@redhat.com>
8126 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8129 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8131 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8132 supports R_386_TLS_GD_PLT reloc.
8133 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8134 supports R_386_TLS_LDM_PLT reloc.
8135 * configure: Regenerate.
8136 * config.in: Regenerate.
8138 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8141 Extend __pgmx semantics to linearize memory.
8142 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8143 determine if code comes inline or from libgcc.
8144 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8145 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8146 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8147 (movmemx_qi, movmemx_hi): New insns.
8148 (xload_<mode>_libgcc): Rewrite to new insn condition.
8149 (xload_<mode>): Remove insns.
8150 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8151 cases that don't satisfy avr_xload_libgcc_p().
8152 (avr_addr_space_convert): Allow converting in any direction.
8153 (avr_addr_space_subset_p): Return always true.
8154 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8155 (avr_emit_movmemhi): Ditto.
8156 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8157 (avr_out_movmem): Ditto.
8158 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8159 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8160 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8161 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8162 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8164 2012-01-10 Richard Guenther <rguenther@suse.de>
8166 PR tree-optimization/50913
8167 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8168 Require data-refs to be representable by Graphite with respect
8171 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8173 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8174 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8176 2012-01-10 Tom de Vries <tom@codesourcery.com>
8178 PR rtl-optimization/51271
8179 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8180 handling annulled branch.
8182 2012-01-10 Richard Henderson <rth@redhat.com>
8184 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8185 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8186 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8187 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8188 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8189 arm_expand_vec_perm_const): New.
8190 * config/arm/arm-protos.h: Update.
8191 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8192 (*neon_vswp<VDQX>): New.
8193 (neon_vcombine<VDX>): Use neon_split_vcombine.
8194 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8195 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8196 (vec_perm<VE>): New.
8198 2012-01-10 Richard Henderson <rth@redhat.com>
8200 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8201 use it if reload_completed.
8202 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8203 arm_output_asm_insn, arm_process_output_memory_barrier,
8204 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8205 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8206 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8207 arm_process_output_sync_insn, arm_output_sync_insn,
8208 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8209 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8210 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8211 (emit_unlikely_jump): New.
8212 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8213 (arm_split_atomic_op): New.
8214 * config/arm/arm-protos.h: Update.
8215 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8216 (struct arm_sync_generator): Remove.
8217 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8218 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8219 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8220 (VUNSPEC_LL, VUNSPEC_SC): New.
8221 (sync_result, sync_memory, sync_required_value, sync_new_value,
8222 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8223 (attr length): Don't use arm_sync_loop_insns.
8224 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8225 (movsfcc, movdfcc): Likewise.
8226 * config/arm/constraints.md (Ua): New.
8227 * config/arm/prediates.md (mem_noofs_operand): New.
8228 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8229 (sync_clobber, sync_t2_reqd): Remove.
8230 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8231 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8232 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8233 (arm_sync_compare_and_swap<SIDI>): Remove.
8234 (arm_sync_compare_and_swap<NARROW>): Remove.
8235 (arm_sync_lock_test_and_set<SIDI>): Remove.
8236 (arm_sync_lock_test_and_set<NARROW>): Remove.
8237 (arm_sync_new_<syncop><SIDI>): Remove.
8238 (arm_sync_new_<syncop><NARROW>): Remove.
8239 (arm_sync_new_nand<SIDI>): Remove.
8240 (arm_sync_new_nand<NARROW>): Remove.
8241 (arm_sync_old_<syncop><SIDI>): Remove.
8242 (arm_sync_old_<syncop><NARROW>): Remove.
8243 (arm_sync_old_nand<SIDI>): Remove.
8244 (arm_sync_old_nand<NARROW>): Remove.
8245 (*memory_barrier): Merge arm_output_memory_barrier.
8246 (atomic_compare_and_swap<QHSD>): New.
8247 (atomic_compare_and_swap<NARROW>_1): New.
8248 (atomic_compare_and_swap<SIDI>_1): New.
8249 (atomic_exchange<QHSD>): New.
8250 (cas_cmp_operand, cas_cmp_str): New.
8251 (atomic_op_operand, atomic_op_str): New.
8252 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8253 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8254 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8255 (arm_load_exclusive<NARROW>): New.
8256 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8257 (arm_store_exclusive<QHSD>): New.
8259 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8261 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8262 reload patterns if -mvsx-scalar-memory.
8264 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8265 generated, even -mno-vsx-scalar-double was used.
8266 (vsx_xscvdpsp_scalar): Likewise.
8267 (vsx_xscvspdp_scalar2): Likewise.
8269 2012-01-09 Tom de Vries <tom@codesourcery.com>
8270 Andrew Pinski <apinski@cavium.com>
8273 * reorg.c (fill_slots_from_thread): Don't speculate
8274 frame-related insns.
8276 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8278 * sched-int.h (bb_note): Move to...
8279 * basic-block.h: ...here.
8280 * haifa-sched.c (bb_note): Move to...
8281 * cfgrtl.c: ...here.
8282 * function.c (next_block_for_reg): New function.
8283 (move_insn_for_shrink_wrap): Likewise.
8284 (prepare_shrink_wrap): Rewrite to use the above.
8286 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8288 * gimple.c (is_gimple_non_addressable): Remove.
8289 * gimple.h: Remove is_gimple_non_addressable.
8290 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8291 is_gimple_non_addressable.
8292 * trans-mem.c (expand_assign_tm): Same.
8294 2012-01-09 Richard Guenther <rguenther@suse.de>
8296 PR tree-optimization/51775
8297 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8298 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8300 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8302 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8304 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8306 2012-01-09 Richard Guenther <rguenther@suse.de>
8308 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8310 2012-01-08 Jan Hubicka <jh@suse.cz>
8312 PR tree-optimize/51680
8313 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8314 on when known_vals needs to be computed; cleanup.
8316 2012-01-08 Jan Hubicka <jh@suse.cz>
8318 PR tree-optimize/51694
8319 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8321 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8323 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8324 for -std=c++98 and -std=c++11 too.
8326 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8328 * cfgloop.c (cancel_loop): Add free() of bbs array.
8330 2012-01-07 Jan Hubicka <jh@suse.cz>
8332 PR tree-optimization/51600
8333 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8334 that benefits small functions.
8336 2012-01-07 Jan Hubicka <jh@suse.cz>
8338 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8340 2012-01-07 Jan Hubicka <jh@suse.cz>
8342 PR tree-optimization/51680
8343 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8344 whose inlining reduce unit size.
8346 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8349 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8350 Add canonical node to containing_mem chain after the non-canonical
8351 one, even if there weren't any locs to propagate.
8352 (remove_useless_values): Keep only canonical values.
8353 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8354 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8355 canonicalize mem_chain elements that are not discarded.
8357 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8360 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8361 before emitting functions.
8363 PR gcov-profile/50127
8364 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8365 clear_aux_for_blocks.
8367 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8370 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8372 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8374 * c-decl.c (ext_block): Moved up.
8375 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8377 2012-01-06 Han Shen <shenhan@google.com>
8379 Translate built-in include paths for sysroot.
8380 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8381 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8383 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8384 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8386 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8387 control whether sysroot should be prepended to gxx include dir.
8389 * configure: Regenerate.
8391 2012-01-06 Torvald Riegel <triegel@redhat.com>
8393 PR rtl-optimization/51771
8394 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8395 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8397 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8399 PR tree-optimization/51315
8400 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8401 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8403 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8406 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8407 for shrp pattern. Correctly handle and fixup shift variable.
8408 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8410 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8413 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8414 note when !ACCUMULATE_OUTGOING_ARGS.
8416 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8418 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8420 (extract_range_from_unary_expr_1): Avoid useless computations.
8422 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8424 PR rtl-optimization/51767
8425 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8426 of jump_block and add an extra edge for degenerated asm gotos.
8429 * stmt.c (check_unique_operand_names): Don't ICE during error
8430 reporting if i is from labels chain.
8433 * profile.c (branch_prob): Split bbs that have exit edge
8434 and need a fake entry edge too.
8436 2012-01-05 Jan Hubicka <jh@suse.cz>
8439 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8442 2012-01-05 Richard Guenther <rguenther@suse.de>
8445 * tree-streamer-out.c (write_ts_optimization): New function.
8446 (streamer_write_tree_body): Call it.
8447 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8448 (streamer_read_tree_body): Call it.
8449 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8451 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8454 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8455 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8456 in_cleanup_point_expr before gimplify_stmt call and restore it
8458 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8459 in_cleanup_point_expr is false.
8461 2012-01-05 Richard Guenther <rguenther@suse.de>
8464 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8466 * toplev.c (process_options): Reject combining mudflap and LTO.
8467 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8469 2012-01-05 Richard Guenther <rguenther@suse.de>
8471 PR tree-optimization/51760
8472 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8474 (bit_value_unop): Handle UNDEFINED operands.
8475 (bit_value_binop): Likewise.
8477 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8479 * config/avr/avr.c (avr_replace_prefix): Remove.
8480 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8481 (avr_asm_function_rodata_section): Ditto.
8482 (avr_asm_select_section): Ditto.
8484 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8486 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8489 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8492 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8493 calls that have any non-fake successor edges.
8496 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8498 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8500 PR tree-optimization/51624
8501 * tree-sra.c (build_ref_for_model): When replicating a chain of
8502 COMPONENT_REFs, stop as soon as the offset would become negative.
8504 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8507 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8508 in .debug_loc on the floor.
8510 2012-01-04 Andrew Pinski <apinski@cavium.com>
8512 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8514 2012-01-04 Andrew Pinski <apinski@cavium.com>
8515 Adam Nemet <anemet@caviumnetworks.com>
8517 * config/mips/mips.md (size): Add SI and DI.
8518 (SIZE): New mode attribute.
8519 (U): New code attribute.
8520 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8521 (mips_lbux_<mode>): Delete.
8522 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8523 (mips_lhx): Use gen_mips_lhx_extsi.
8524 (mips_lhx_<mode>): Delete.
8526 (mips_l<size>x): New expand.
8527 (mips_lwx_<mode>): Delete.
8528 (mips_l<GPR:size>x_<P:mode>): New pattern.
8529 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8530 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8531 * config/mips/mips.c (mips_lx_address_p): New function.
8532 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8533 (dsp64): New availability predicate.
8534 (mips_builtins): Add an entry for __builtin_mips_ldx.
8535 * config/mips/mips.h (ISA_HAS_LBX): New define.
8536 (ISA_HAS_LBUX): Likewise.
8537 (ISA_HAS_LHX): Likewise.
8538 (ISA_HAS_LHUX): Likewise.
8539 (ISA_HAS_LWX): Likewise.
8540 (ISA_HAS_LWUX): Likewise.
8541 (ISA_HAS_LDX): Likewise.
8542 * doc/extend.texi (__builtin_mips_ldx): Document.
8544 2012-01-04 Tristan Gingold <gingold@adacore.com>
8546 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8547 when long pointers are used.
8548 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8549 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8550 (ia64-hp-*vms*): Remove.
8551 * config/vms/xm-vms64.h: Delete.
8553 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8556 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8558 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8560 * opts.c (finish_options): Remove duplicate sorry.
8562 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8565 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8568 2012-01-04 Richard Guenther <rguenther@suse.de>
8571 * tree.c (size_low_cst): New function.
8572 * tree.h (size_low_cst): Declare.
8573 * fold-const.c (fold_comparison): Use it to extract the low
8574 part of the POINTER_PLUS_EXPR offset.
8576 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8578 Fix clearing ZERO_REG
8579 * config/avr/avr.md (cc): Add alternative "ldi".
8580 (movqi_insn): Use it in cc attribute.
8581 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8582 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8583 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8585 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8587 * configure: Regenerate.
8589 2012-01-04 Richard Guenther <rguenther@suse.de>
8591 PR tree-optimization/49651
8592 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8593 (var_can_have_subvars): Use it.
8594 (get_constraint_for_1): Only consider subfields if there can be any.
8596 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8599 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8600 to its new canonical_cselib_val and the cselib_val was in
8601 first_containing_mem chain, but the canonical_cselib_val was not,
8602 add the latter into the chain.
8603 (cselib_invalidate_mem): Compare canonical_cselib_val of
8604 addr_list chain elt with v.
8607 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8608 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8610 (output_macinfo_op): Don't ggc_strdup fd->filename.
8611 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8612 then ggc_strdup it. Don't free inc->info or cur->info.
8613 (output_macinfo): Don't free ref->info or file->info.
8615 2012-01-03 Ira Rosen <irar@il.ibm.com>
8617 PR tree-optimization/51269
8618 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8619 first_niters a pointer.
8620 (slpeel_tree_peel_loop_to_edge): Likewise.
8621 (vect_do_peeling_for_loop_bound): Update call to
8622 slpeel_tree_peel_loop_to_edge.
8623 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8624 here. Remove it from the parameters list.
8625 (vect_do_peeling_for_alignment): Update calls and compute
8628 2012-01-03 Richard Guenther <rguenther@suse.de>
8630 PR tree-optimization/51070
8631 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8632 Properly handle calls.
8634 2012-01-03 Richard Guenther <rguenther@suse.de>
8636 PR tree-optimization/51692
8637 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8638 the LHS of allocation stmts.
8640 2012-01-03 Olivier Hainque <hainque@adacore.com>
8642 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8644 2012-01-03 Olivier Hainque <hainque@adacore.com>
8646 * collect2.c (main): In AIX specific computations for vector
8647 insertions, use CONST_CAST2 to cast from char ** to const char **.
8649 2012-01-03 Richard Guenther <rguenther@suse.de>
8652 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8653 the context of a limbo DIE when it does not already exist.
8655 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8657 PR tree-optimization/51719
8658 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8659 but direct call is, clear direct call's lhs and don't add fallthrough
8660 edge from dcall_bb to join_bb and PHIs.
8662 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8664 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8665 the instructions emitted by the pattern.
8666 ("*TDC_insn_<mode>"): Add comment.
8668 2012-01-03 Richard Guenther <rguenther@suse.de>
8671 * fold-const.c (fold_comparison): Properly canonicalize
8672 tree offset and HOST_WIDE_INT bit position.
8674 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8676 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8677 operands for extzv pattern.
8679 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8682 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8685 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8687 * doc/invoke.texi (-flto and related options): Copy-edit.
8689 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8691 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8693 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8695 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8698 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8700 * expr.h (move_by_pieces_ninsns): Declare.
8701 * expr.c (move_by_pieces_ninsns): Make external.
8702 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8703 (mips_store_by_pieces_p): Likewise.
8704 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8705 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8706 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8707 (mips_store_by_pieces_p): Likewise.
8709 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8711 * passes.c (register_one_dump_file): Free full_name.
8713 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8714 (calculate_elim_costs_all_insns): Free offsets_at and
8715 offsets_known_at at the end and clear the pointers.
8717 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8719 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8720 this option introduced in r180739.
8722 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8725 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8726 (tmake_file target=avr): Add avr/t-multilib.
8728 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8729 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8730 * config/avr/genmultilib.awk: New file.
8731 * config/avr/t-multilib: New auto-generated file.
8732 * config/avr/multilib.h: New auto-generated file.
8733 * config/avr/t-avr (AVR_MCUS): New variable.
8734 (genopt.sh): Use it.
8735 (s-mlib): Depend on t-multilib.
8736 (t-multilib, multilib.h): New dependencies.
8737 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8738 (MULTILIB_OPTIONS): Remove.
8739 (MULTILIB_MATCHES): Remove.
8740 (MULTILIB_DIRNAMES): Remove.
8741 (MULTILIB_EXCEPTIONS): Remove:
8742 * config/avr/genopt.sh: Don't use hard coded file name;
8743 pass AVR_MCUS from t-avr instead.
8745 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8747 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8749 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8751 Implement light-weight DImode support.
8752 * config/avr/avr-dimode.md: New file.
8753 * config/avr/avr.md: Include it.
8754 (adjust_len): Add plus64, compare64.
8755 (HIDI): Remove code iterator.
8756 (code_stdname): New code attribute.
8757 (rotx, rotsmode): Remove DI.
8758 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8760 * config/avr/avr-protos.h (avr_have_dimode): New.
8761 (avr_out_plus64, avr_out_compare64): New.
8762 * config/avr/avr.c (avr_out_compare): Handle DImode.
8763 (avr_have_dimode): New variable definition and initialization.
8764 (avr_out_compare64, avr_out_plus64): New functions.
8765 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8766 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8767 (avr_compare_pattern): Skip DImode comparisons.
8769 2012-01-02 Revital Eres <revital.eres@linaro.org>
8771 * ddg.c (def_has_ccmode_p): New function.
8772 (add_cross_iteration_register_deps,
8773 create_ddg_dep_from_intra_loop_link): Call it.
8775 2012-01-02 Richard Guenther <rguenther@suse.de>
8778 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8780 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8782 * gcc.c (process_command): Update copyright notice dates.
8783 * gcov.c (print_version): Likewise.
8784 * gcov-dump.c (print_version): Likewise.
8785 * mips-tfile.c (main): Likewise.
8786 * mips-tdump.c (main): Likewise.
8788 2012-01-01 Ira Rosen <irar@il.ibm.com>
8790 PR tree-optimization/51704
8791 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8792 a use is inside the basic block or loop before accessing its vect info.
8794 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8796 PR rtl-optimization/51069
8797 * cfgloopmanip.c (remove_path): Removing path making irreducible
8798 region unconditional makes BB part of the region.
8800 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8802 PR tree-optimization/51683
8803 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8804 calls with side-effects.
8805 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8807 Copyright (C) 2012 Free Software Foundation, Inc.
8809 Copying and distribution of this file, with or without modification,
8810 are permitted in any medium without royalty provided the copyright
8811 notice and this notice are preserved.