1 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3 Backport from mainline.
4 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5 Richard Earnshaw <richard.earnshaw@arm.com>
8 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
9 element size. Use elem_type from the formal parameter. New parameter
11 (neon_expand_args): Adjust call to neon_dereference_pointer.
13 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
16 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
18 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
20 Backport from mainline
21 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
23 * config/i386/i386.md (isa): Add fma and fma4.
24 (enabled): Handle fma and fma4.
25 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
26 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
27 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
28 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
29 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
30 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
32 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
34 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
35 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
36 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
38 2012-09-06 Richard Guenther <rguenther@suse.de>
40 PR tree-optimization/54498
41 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
42 abort when reaching an already visited region.
43 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
44 (get_continuation_for_phi_1): Likewise.
45 (walk_non_aliased_vuses): When we translated the reference,
46 abort when we re-visit a region.
47 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
49 2012-09-06 Andrew Pinski <apinski@cavium.com>
52 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
54 2012-09-05 Jakub Jelinek <jakub@redhat.com>
57 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
58 build_int_cst with size_type_node instead of size_int.
60 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
62 Backport from 2012-09-05 mainline r190697.
65 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
66 configured --with-avrlibc.
67 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
69 * config/avr/avrlibc.h: New file.
70 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
71 configured --with-avrlibc.
72 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
74 2012-09-05 Bin Cheng <bin.cheng@arm.com>
76 Backport from 2012-09-04 mainline r190919
79 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
80 of size less than 4 bytes by using macro ARM_NUM_INTS.
81 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
83 2012-09-04 Richard Henderson <rth@redhat.com>
85 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
87 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
89 Backport from 2012-09-04 mainline r190920
92 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
94 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
96 Backport from 2012-09-04 mainline r190914
99 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
101 (avr_allocate_stack_slots_for_args): ...this new static function.
103 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
105 Backported from mainline
106 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
109 * doc/invoke.texi: Add -da and remove -dm.
111 2012-09-03 Jakub Jelinek <jakub@redhat.com>
113 Backported from mainline
114 2012-09-01 Jakub Jelinek <jakub@redhat.com>
117 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
118 operands[1] is CONST_INT_P, convert it to QImode before printing.
120 2012-08-31 Jakub Jelinek <jakub@redhat.com>
123 * c-convert.c (convert): Don't call fold_convert_loc if
124 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
125 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
126 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
128 2012-08-24 Jakub Jelinek <jakub@redhat.com>
131 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
132 if init is a CONSTRUCTOR.
134 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
136 PR rtl-optimization/54369
137 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
138 calling dbr_schedule.
139 * config/sparc/sparc.c (sparc_reorg): Likewise.
141 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
143 Backport from mainline
144 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
146 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
147 case for Atom processor.
149 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
151 Backport from mainline
152 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
155 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
156 true for TARGET_64BIT or !flag_pic.
157 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
158 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
159 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
160 Add insn constraint. Conditionally emit xchg asm insns.
161 (atomic_compare_and_swap<mode>): Update calls. Check only
162 cmpxchg8b_pic_memory_operand in memory address fixup.
164 (CASHMODE): Rename from DCASHMODE.
165 (doublemodesuffix): Update modes.
166 (regprefix): New mode attribute.
168 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
169 <UNSPECV_CMPXCHG>: New constant.
170 (atomic_compare_and_swap<mode>_1): Rename from
171 atomic_compare_and_swap_single<mode>. Update calls and
172 unspec_volatile constants.
173 (atomic_compare_and_swap<mode>_doubleword): Rename from
174 atomic_compare_and_swap_double<mode>. Update calls and
175 unspec_volatile constants.
177 2012-08-28 Walter Lee <walt@tilera.com>
179 Backport from mainline
180 2012-08-28 Walter Lee <walt@tilera.com>
182 * confg/tilegx/tilegx.md: Fix code style.
183 (*zero_extendsidi_truncdisi): Fix typo.
184 * config/tilegx/tilegx.c: Fix code style.
185 (tilegx_function_profiler): Fix typo.
187 2012-08-27 Walter Lee <walt@tilera.com>
189 Backport from mainline
190 2012-08-27 Walter Lee <walt@tilera.com>
192 * doc/md.texi (TILE-Gx): Fix typo.
194 2012-08-27 Walter Lee <walt@tilera.com>
196 Backport from mainline
197 2012-08-27 Walter Lee <walt@tilera.com>
199 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
200 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
202 2012-08-27 Walter Lee <walt@tilera.com>
204 Backport from mainline
205 2012-08-27 Walter Lee <walt@tilera.com>
207 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
208 (insn_bfins): Delete.
210 2012-08-27 Walter Lee <walt@tilera.com>
212 Backport from mainline
213 2012-08-27 Walter Lee <walt@tilera.com>
215 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
216 atomic_exchange_bare<mode>,
217 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
218 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
219 * config/tilegx/tilegx.md (type): Add X1_remove.
220 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
221 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
222 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
225 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
227 PR rtl-optimization/54088
228 * jump.c (delete_related_insns): Robustify latest change.
230 2012-08-21 Richard Guenther <rguenther@suse.de>
232 Backport from mainline
233 2012-08-16 Richard Guenther <rguenther@suse.de>
236 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
238 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
239 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
240 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
241 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
242 (tree_ssa_lim_finalize): Free all mem_refs.
243 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
244 scc when bailing out.
245 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
246 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
247 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
250 2012-08-17 Richard Guenther <rguenther@suse.de>
252 * tree-sra.c (modify_function): Free redirect_callers vector.
253 * ipa-split.c (split_function): Free args_to_pass vector.
254 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
256 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
257 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
258 (vect_analyze_slp_instance): Free everything.
259 (destroy_bb_vec_info): Free the SLP instances.
261 2012-08-17 Richard Guenther <rguenther@suse.de>
263 * params.def (integer-share-limit): Decrease from 256 to 251,
266 2012-08-21 Richard Guenther <rguenther@suse.de>
268 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
269 the affine expansion cache.
271 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
273 Backported from trunk
274 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
277 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
279 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
281 Backport from mainline.
282 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
285 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
286 mark as predicable. Adjust asm template.
287 (vec_setv2di_internal): Likewise.
288 (vec_extract<mode> VD, VQ): Likewise.
289 (vec_extractv2di): Likewise.
290 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
291 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
292 (neon_vdup_n<mode> VX, V32): Likewise.
293 (neon_vdup_nv2di): Likewise.
295 2012-08-17 Walter Lee <walt@tilera.com>
297 Backport from mainline
298 2012-08-17 Walter Lee <walt@tilera.com>
300 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
301 (FEEDBACK_ENTER): Define.
302 (FEEDBACK_REENTER): Define.
303 (FEEDBACK_ENTRY): Define.
304 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
305 (FEEDBACK_ENTER): Define.
306 (FEEDBACK_REENTER): Define.
307 (FEEDBACK_ENTRY): Define.
309 2012-08-16 Walter Lee <walt@tilera.com>
311 Backport from mainline
312 2012-08-16 Walter Lee <walt@tilera.com>
314 * config.gcc (tilegx-*-linux*): Add feedback.h.
315 (tilepro-*-linux*): Likewise.
316 * config/tilegx/feedback.h: New file.
317 * config/tilepro/feedback.h: New file.
319 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
321 Backport from mainline r189840 and r187586:
322 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
324 * config/i386/i386.md (stack_protect_set): Disable the pattern
325 for Android since Android libc (bionic) does not provide random
326 value for stack protection guard at gs:0x14. Guard value
327 will be provided from external symbol (default implementation).
328 (stack_protect_set_<mode>): Likewise.
329 (stack_protect_test): Likewise.
330 (stack_protect_test_<mode>): Likewise.
331 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
332 not have Bionic by default
333 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
334 Macro OPTION_BIONIC is defined in this file and provides Bionic
337 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
339 * configure.ac: Stack protector enabling for Android targets.
340 * configure: Regenerate.
342 2012-08-13 Jakub Jelinek <jakub@redhat.com>
344 Backported from trunk
345 2012-07-19 Jakub Jelinek <jakub@redhat.com>
347 PR rtl-optimization/53942
348 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
349 directly from likely spilled non-fixed hard registers, move them
352 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
354 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
355 (xop_phaddubq): Ditto.
357 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
359 Backport from mainline
360 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
361 Richard Earnshaw <rearnsha@arm.com>
363 * target.def (vector_alignment): New target hook.
364 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
365 * doc/tm.texi: Regenerate.
366 * targhooks.c (default_vector_alignment): New function.
367 * targhooks.h (default_vector_alignment): Add prototype.
368 * stor-layout.c (layout_type): Use targetm.vector_alignment.
369 * config/arm/arm.c (arm_vector_alignment): New function.
370 (TARGET_VECTOR_ALIGNMENT): Define.
372 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
373 vector type alignment instead of size.
374 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
375 element type size directly instead of computing it from alignment.
376 Fix variable naming and comment.
378 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
380 Backport from mainline
381 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
383 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
384 (alpha_pad_function_end): ... this. Also insert NOP between
385 sibling call and GP load.
386 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
388 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
390 Backport from mainline
391 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
392 H.J. Lu <hongjiu.lu@intel.com>
394 PR rtl-optimization/54157
395 * combine.c (gen_lowpart_for_combine): Don't return identity
396 for CONST or symbolic reference.
398 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
400 Backport from mainline
401 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
404 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
405 split_cost argument signed.
406 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
407 (ix86_avoid_lea_for_addr): Ditto.
409 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
412 the address has less than two components.
414 2012-08-02 Steve Ellcey <sellcey@mips.com>
416 Backport from mainline
417 2012-07-19 Steve Ellcey <sellcey@mips.com>
419 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
422 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
424 Backport from mainline
425 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
428 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
429 negative constant address for TARGET_X32 ...
430 (ix86_decompose_address): ... here. Reject constant addresses
431 that don't satisfy x86_64_immediate_operand predicate.
433 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
437 * config/i386/i386.c (ix86_print_operand_address): Ditto.
438 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
439 addresses. Prevent zero extensions of CONST_INT operands.
441 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
444 * config/i386/i386.md (*lea): New insn pattern.
446 (*lea<mode>_2): Ditto.
447 (*lea_{3,4,5,6}_zext): Ditto.
448 * config/i386/predicates.md (lea_address_operand): Do not reject
449 zero-extended address operands.
450 * config/i386/constraints.md (j): Remove address constraint.
451 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
453 (ix86_print_operand_address): Handle SImode subreg of an address.
454 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
456 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
458 Backport from mainline
459 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
462 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
463 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
465 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
466 (*movdi_internal_rex64): Use %E operand modifier for lea.
467 (*movsi_internal): Ditto.
469 (*lea<mode>_2): Ditto.
470 (*lea_{3,4,5,6}_zext): Ditto.
471 (*tls_global_dynamic_32_gnu): Ditto.
472 (*tls_global_dynamic_64): Ditto.
473 (*tls_dynamic_gnu2_lea_32): Ditto.
474 (*tls_dynamic_gnu2_lea_64): Ditto.
475 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
477 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
479 Backport from mainline
480 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.c (ix86_address_subreg_operand): Reject
484 (ix86_print_operand_address): Assert that parts.base and parts.index
485 are non-NULL after call to simplify_subreg.
487 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
490 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
492 * config/sh/sh.c (sh_option_override): Do not change
493 flag_finite_math_only. Set TARGET_IEEE to complement of
494 flag_finite_math_only.
495 * doc/invoke.texi (SH options): Add mno-ieee. Correct
496 description of mieee and mno-ieee behavior.
498 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
501 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
504 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
506 Backport from mainline
507 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
509 PR rtl-optimization/52250
510 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
511 to put note list into. Unconditionally call move_bb_info.
512 (move_bb_info): Do not assert the blocks being in the same region,
513 just drop the note list if they are not.
515 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
517 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
519 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
521 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
522 defining statement is a SSA name that occurs in abnormal PHIs.
524 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
526 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
529 2012-07-19 Richard Guenther <rguenther@suse.de>
530 Eric Botcazou <ebotcazou@adacore.com>
532 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
533 about transition from invariant to known bits.
534 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
536 2012-07-19 Jakub Jelinek <jakub@redhat.com>
539 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
540 (cleanup_tree_cfg_bb): Don't call it.
541 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
544 2012-07-19 Christian Bruel <christian.bruel@st.com>
547 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
549 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
551 * config.gcc (v850-*-rtems*): New target.
552 * config/v850/rtems.h: New.
553 * config/v850/t-rtems: New.
555 2012-07-18 Nick Clifton <nickc@redhat.com>
557 * doc/invoke.texi (ARM Options): Document -munaligned-access.
559 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
563 Backport from mainline
564 2012-04-25 Jakub Jelinek <jakub@redhat.com>
567 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
568 instead expand it as zero extension.
570 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
572 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
573 QImode and HImode splitters. Use ix86_comparison_operator.
574 Explicitly match FLAGS_REG.
575 (DFmode cmove splitter): Explicitly match FLAGS_REG.
577 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
578 Steven Bosscher <steven@gcc.gnu.org>
579 Bernd Schmidt <bernds@codesourcery.com>
581 PR rtl-optimization/53908
582 * df-problems.c (can_move_insns_across): When doing
583 memory-reference book-keeping, handle call insns.
585 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
587 Backport from mainline
588 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
591 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
592 sibcall_insn_operand. Move it to a temporary register if not.
594 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
598 emit PIC sequence for fnaddr symbol reference in advance.
600 2012-07-09 Jason Merrill <jason@redhat.com>
603 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
604 (type_hash_eq): Likewise.
607 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
609 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
611 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
612 due to negative shift amount.
614 2012-07-06 Kai Tietz <ktietz@redhat.com>
616 Backport from mainline.
618 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
621 2012-07-06 Nick Clifton <nickc@redhat.com>
623 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
624 default_encode_section_info.
626 2012-07-06 Richard Guenther <rguenther@suse.de>
628 Backport from mainline
629 2012-03-30 Richard Guenther <rguenther@suse.de>
632 * double-int.c (rshift_double): Remove not needed cast.
634 2012-03-28 Richard Guenther <rguenther@suse.de>
637 * double-int.h (rshift_double): Remove.
638 * double-int.c (lshift_double): Use absu_hwi to make count
640 (rshift_double): Make static, take unsigned count argument,
641 remove handling of negative count argument.
642 (double_int_rshift): Dispatch to lshift_double.
644 2012-07-06 Richard Guenther <rguenther@suse.de>
646 Backport from mainline
647 2012-06-18 Richard Guenther <rguenther@suse.de>
649 PR tree-optimization/53693
650 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
651 Reject operands with more than one use.
653 2012-07-06 Richard Guenther <rguenther@suse.de>
655 Backport from mainline
656 2012-04-11 Richard Guenther <rguenther@suse.de>
659 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
660 consider loop nesting.
661 (evolution_function_is_univariate_p): Properly check the remainder
664 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
666 Backport from mainline
667 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
669 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
670 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
671 (adjacent_mem_locations): Move some code to and call...
672 (get_memref_parts): ...new function.
673 (mem_locations_overlap): New function.
674 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
675 (is_mem_ref): Rename to...
676 (find_mem_ref): ...this. Return MEM rtx.
677 (get_store_dest): Remove function.
678 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
679 new parameter and adjust calls.
680 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
681 mem refs overlap for true_store_to_load_dep_costly.
682 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
683 passed to adjacent_mem_locations.
684 (is_costly_group): Walk resolved dependency list.
685 (force_new_group): Emit group ending nop for Power6/Power7.
686 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
687 (group_ending_nop): New define_insn.
689 2012-07-04 Richard Guenther <rguenther@suse.de>
692 * gimple-fold.c (get_base_constructor): Do not return an
693 error_mark_node DECL_INITIAL.
695 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
697 Backport from mainline
698 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
700 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
701 code model string in the error message.
703 2012-07-04 Tristan Gingold <gingold@adacore.com>
705 Backport from mainline.
706 2012-06-25 Tristan Gingold <gingold@adacore.com>
708 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
709 (seh_cfa_adjust_cfa): ... that function.
710 (seh_emit_stackalloc): Do not emit out of range values.
711 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
712 UNSPEC_DEF_CFA constants.
713 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
714 * config/i386/i386.c (ix86_frame_pointer_required): Required
715 for very large frames on SEH target.
716 (ix86_compute_frame_layout): Save area is before frame pointer
717 on SEH target. Handle very large frames.
718 (ix86_expand_prologue): Likewise.
720 2012-07-04 Richard Guenther <rguenther@suse.de>
722 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
723 as in free_lang_data_in_type.
725 2012-07-02 Martin Jambor <mjambor@suse.cz>
727 Backport from mainline.
728 2012-07-02 Martin Jambor <mjambor@suse.cz>
731 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
732 dynamic type change check.
734 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
736 * tree-eh.c (lower_try_finally_switch): Really put the location of the
737 last statement of the finally block onto the switch.
739 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
741 * configure: Regenerate.
743 Backport from mainline.
744 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
746 * config.gcc (target_type_format_char): New. Document it. Set it for
748 * configure.ac (gnu_unique_option): Use target_type_format_char
749 in test. Comment rationale.
751 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
753 Backport from mainline.
754 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
756 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
758 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
760 Backport from 2012-06-28 mainline r189049
763 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
764 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
765 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
766 avr_hard_regno_call_part_clobbered.
768 2012-06-28 Richard Guenther <rguenther@suse.de>
771 * expr.c (expand_expr_real_1): Verify if the type is complete
772 before inspecting its size.
774 2012-06-27 Nick Clifton <nickc@redhat.com>
776 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
779 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
782 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
784 2012-06-26 Nick Clifton <nickc@redhat.com>
786 * config/rx/rx.md (simple_return): Use the simple_return rtx.
788 2012-06-25 Jakub Jelinek <jakub@redhat.com>
791 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
792 of x x x in the vmovlps load alternative.
794 2012-06-22 Richard Guenther <rguenther@suse.de>
796 * gcov-iov.c: Include bconfig.h and system.h.
798 2012-06-22 Richard Guenther <rguenther@suse.de>
800 PR gcov-profile/53744
801 * gcov-iov.c (main): Treat "" and "prerelease" the same.
803 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
805 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
806 DECL_IGNORED_P non-reg vars even if they are used.
808 2012-06-19 Jason Merrill <jason@redhat.com>
811 * dwarf2out.c (modified_type_die): Use scope_die_for.
812 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
813 (uses_local_type_r, uses_local_type): New.
814 (scope_die_for): Keep a type that uses a local type in local scope.
815 Use get_context_die for namespace and type scope.
817 2012-06-19 Richard Guenther <rguenther@suse.de>
820 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
821 replace it with the first non-BLOCK context.
823 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
825 PR rtl-optimization/53700
827 Backport from mainline
828 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
830 * ira-color.c (setup_left_conflict_sizes_p): Process all
833 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
835 Backport from mainline
836 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
839 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
840 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
841 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
842 instead of xop_mulv2div2di3_low.
843 (xop_p<macs>dql): Fix vec_select selector.
844 (xop_p<macs>dqh): Ditto.
845 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
846 (xop_mulv2div2di3_high): Ditto.
848 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
850 Backport from mainline:
851 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
853 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
855 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
857 Backport from mainline:
858 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
860 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
861 * config/pa/pa.c (pa_attr_length_millicode_call): Use
862 MAX_PCREL17F_OFFSET instead of fixed offset.
863 (pa_attr_length_call): Likewise.
864 (pa_attr_length_indirect_call): Likewise.
866 2012-06-15 Walter Lee <walt@tilera.com>
868 Backport from mainline:
869 2012-06-15 Walter Lee <walt@tilera.com>
871 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
873 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
875 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
877 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
879 Backport from mainline:
881 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
882 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
883 * gimple.h (block_in_transaction): Check for flag_tm.
885 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
887 PR tree-optimization/52558
889 Backport from mainline:
890 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
891 * gimple.h (gimple_set_in_transaction): Remove.
892 (gimple_in_transaction): Look in BB instead.
893 (gimple_statement_base): Remove in_transaction field.
894 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
895 * trans-mem.c (compute_transaction_bits): Place transaction bit
896 information into basic blocks.
898 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
900 PR tree-optimization/52558
901 * cfg.c (alloc_aux_for_edge): Fix comment.
902 (alloc_aux_for_edge): Remove static.
903 * basic-block.h (alloc_aux_for_edge): Protoize.
904 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
905 (execute_sm_if_changed_flag): New.
906 (execute_sm_if_changed_flag_set): New.
907 (execute_sm): Do not generate data races unless requested.
908 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
909 (tree_ssa_lim_finalize): Call free_aux_for_edges.
910 * gimple.h (block_in_transaction): New.
911 (gimple_in_transaction): Use block_in_transaction.
913 2012-06-14 Jakub Jelinek <jakub@redhat.com>
915 Backported from mainline
916 2012-06-12 Jakub Jelinek <jakub@redhat.com>
918 PR rtl-optimization/53589
919 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
920 discovery even when e->dest != target. If any LABEL_REF points
921 to e->dest label, redirect it to target's label.
923 2012-06-07 Jakub Jelinek <jakub@redhat.com>
926 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
927 returns false, replace stmt with GIMPLE_NOP.
928 (check_omp_nesting_restrictions): Instead of issuing warnings,
929 issue errors and return false if any errors were reported.
931 2012-06-14 Richard Guenther <rguenther@suse.de>
933 * BASE-VER: Set to 4.7.2.
934 * DEV-PHASE: Set to prerelease.
936 2012-06-12 Christian Bruel <christian.bruel@st.com>
939 * config/sh/sh.c (sh_option_override): Don't force
940 flag_omit_frame_pointer and maccumulate_outgoing_args.
941 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
943 2012-06-14 Release Manager
945 * GCC 4.7.1 released.
947 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
949 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
951 2012-06-13 Richard Henderson <rth@redhat.com>
953 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
954 iterator instead of INT.
956 2012-06-08 Richard Henderson <rth@redhat.com>
959 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
960 note to a clobber insn when no other insn is available.
962 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
965 * doc/invoke.texi (Wenum-compare): Update documentation.
967 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
970 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
972 (altivec_stvlxl): Ditto.
973 (altivec_stvrx): Ditto.
974 (altivec_stvrxl): Ditto.
976 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
979 * trans-mem.c (expand_block_edges): Do not skip the first
980 statement when resetting the BB.
982 2012-06-04 Richard Guenther <rguenther@suse.de>
985 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
986 create new assembler names.
988 2012-06-04 Richard Guenther <rguenther@suse.de>
990 Backport from mainline
991 2012-04-25 Jakub Jelinek <jakub@redhat.com>
994 * stor-layout.c (get_best_mode): Don't return mode with bitsize
995 larger than maxbits. Don't compute maxbits modulo align.
996 Also check that unit bytes long store at bitpos / unit * unit
997 doesn't affect bits beyond bitregion_end.
998 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
999 would not fit into bitregion_start ... bitregion_end + 1 bit
1001 (store_split_bit_field): Decrease unit close to end of bitregion_end
1002 if access is restricted in order to avoid mutual recursion.
1004 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1006 Backport from 2012-06-04 mainline r188172
1009 * config/avr/avr-stdint.h: New file.
1010 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1013 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1015 PR tree-optimization/53550
1016 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1017 is POINTER_TYPE_P, use sizetype as step type instead of type.
1019 2012-06-04 Richard Guenther <rguenther@suse.de>
1020 Eric Botcazou <ebotcazou@adacore.com>
1022 Backport from mainline
1023 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1025 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1026 Change type of BITOFFSET to signed. Make sure the lower bound of
1027 the computed range is non-negative by adjusting OFFSET and BITPOS.
1028 (expand_assignment): Adjust call to get_bit_range.
1030 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1032 * expr.c (get_bit_range): Return the null range if the enclosing record
1033 is part of a larger bit field.
1035 2012-03-20 Richard Guenther <rguenther@suse.de>
1037 * stor-layout.c (finish_bitfield_representative): Fallback
1038 to conservative maximum size if the padding up to the next
1039 field cannot be computed as a constant.
1040 (finish_bitfield_layout): If we cannot compute the distance
1041 between the start of the bitfield representative and the
1042 bitfield member start a new representative.
1043 * expr.c (get_bit_range): The distance between the start of
1044 the bitfield representative and the bitfield member is zero
1045 if the field offsets are not constants.
1047 2012-03-16 Richard Guenther <rguenther@suse.de>
1049 * stor-layout.c (finish_bitfield_representative): Fall back
1050 to the conservative maximum size if we cannot compute the
1051 size of the tail padding.
1053 2012-03-14 Richard Guenther <rguenther@suse.de>
1055 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
1056 * stor-layout.c (start_bitfield_representative): New function.
1057 (finish_bitfield_representative): Likewise.
1058 (finish_bitfield_layout): Likewise.
1059 (finish_record_layout): Call finish_bitfield_layout.
1060 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1061 for QUAL_UNION_TYPE fields.
1062 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1063 Stream DECL_BIT_FIELD_REPRESENTATIVE.
1064 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1069 * expr.c (get_bit_range): Unconditionally extract bitrange
1070 from DECL_BIT_FIELD_REPRESENTATIVE.
1071 (expand_assignment): Adjust call to get_bit_range.
1073 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
1076 * fold-const.c (fold_binary_loc): Refine previous change.
1078 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1080 Backport from mainline
1081 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1084 * config/sh/sh.c (find_barrier): Add equality check of last_got to
1085 avoid going above orig insn. Update comments.
1087 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1089 Backport from mainline
1090 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1093 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1094 prologue for unwinder and profiler.
1096 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1098 Backport from mainline
1099 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1101 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1103 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1105 Backport from mainline
1106 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1108 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1109 DBX_REGISTER_NUMBER.
1111 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1113 Backport from mainline
1114 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1116 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1117 operand is CONST_INT. Take COSTS_N_INSNS into account.
1118 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
1121 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1123 * config/avr/avr.opt (-msp8): Document it.
1124 * doc/invoke.texi (AVR Options): Copy from trunk docu.
1126 2012-05-31 Richard Guenther <rguenther@suse.de>
1129 * expr.c (expand_assignment): Do not use movmisalign on
1132 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1135 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
1136 (pa_section_type_flags): New.
1137 (pa_legitimate_constant_p): Revert previous change.
1139 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
1141 Backport from mainline
1142 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
1145 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1146 accessed indirectly.
1147 (ipa_tm_create_version): Same.
1149 2012-05-30 Jason Merrill <jason@redhat.com>
1152 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1153 about array compound literals.
1155 2012-05-30 Richard Guenther <rguenther@suse.de>
1158 * fold-const.c (fold_binary_loc): Make sure to call
1159 fold_plusminus_mult_expr with the original sign of operands.
1161 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
1163 * explow.c (probe_stack_range): Restore simple control flow and stop
1164 again when the probe cannot be generated if HAVE_check_stack.
1166 2012-05-30 Jakub Jelinek <jakub@redhat.com>
1168 PR rtl-optimization/53519
1169 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
1170 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
1172 2012-05-29 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/53516
1175 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
1177 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
1179 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1181 Backport from mainline
1182 2012-05-28 Richard Guenther <rguenther@suse.de>
1184 PR tree-optimization/53438
1185 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
1187 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
1189 Backport from mainline
1190 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1192 PR rtl-optimization/52528
1193 * combine.c (can_combine_p): Add setting of subst_low_luid
1194 before call to expand_field_assignment().
1196 2012-05-26 Martin Jambor <mjambor@suse.cz>
1198 Backport from mainline
1199 2012-05-23 Martin Jambor <mjambor@suse.cz>
1201 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1203 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1206 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1207 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1209 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
1212 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1213 (ix86_expand_vec_perm): Use int mode instead of float.
1215 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1218 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1219 gnu_ld variables to yes.
1220 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1221 (HAVE_GNU_AS): Likewise.
1222 * config.in: Regenerate.
1223 * configure: Likewise.
1225 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1227 Backport from mainline
1228 2012-03-12 Richard Guenther <rguenther@suse.de>
1229 * config/arm/arm.c (neon_dereference_pointer): Do not call
1230 covert during RTL expansion.
1232 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1234 Backport from mainline
1235 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1238 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
1239 relied on signed overflow behavior.
1241 2012-05-24 Richard Guenther <rguenther@suse.de>
1244 * tree-profile.c (tree_profiling): Cleanup the CFG if
1245 execute_fixup_cfg requests it.
1247 2012-05-24 Jakub Jelinek <jakub@redhat.com>
1249 PR tree-optimization/53465
1250 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1251 vr0 into *vr, then vrp_meet that.
1252 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1253 have any equivalences.
1254 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1257 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
1259 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1261 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1262 (iterative_hash_gimple_type): Adjust comment.
1263 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
1264 domain for an array type instead of the domain type itself.
1266 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
1268 Backport from 2012-05-23 mainline r187803
1271 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
1272 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
1275 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1277 Backport from 2012-05-03 mainline r187075
1279 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1280 has_fma4 for AMD processors with both fma3 and fma4 support.
1282 2012-05-22 Richard Guenther <rguenther@suse.de>
1284 PR tree-optimization/53408
1285 * tree-vect-loop.c (vectorizable_induction): Properly check
1286 the restriction that we cannot handle induction results from
1287 the inner loop outside of the outer loop.
1289 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1291 PR tree-optimization/53436
1292 * omp-low.c (omp_build_component_ref): New function.
1293 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1295 PR tree-optimization/53366
1296 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1297 tests if complex_numbers == 2, but there are non-complex number loads
1300 PR tree-optimization/53409
1301 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1302 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1304 PR tree-optimization/53410
1305 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1306 instead of build_int_cst (type, 0) where vector types might be
1309 2012-05-21 Joseph Myers <joseph@codesourcery.com>
1312 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1313 from folded operands before wrapping another around the
1314 conditional expression.
1316 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
1317 Patrick Marlier <patrick.marlier@gmail.com>
1319 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1322 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1324 Backport from mainline
1325 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1328 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1329 (UNSPECV_RDRAND): This.
1330 (rdrand<mode>_1): Updated.
1332 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1334 Backport from mainline
1335 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1337 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1338 RDRND, F16C and FSGSBASE.
1340 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
1342 Backport from mainline
1343 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1345 * tree-ssa-pre.c (can_value_number_call): Delete.
1346 (compute_avail): Skip all statements with side effects.
1347 <GIMPLE_CALL>: Skip calls to internal functions.
1349 2012-05-18 David S. Miller <davem@davemloft.net>
1351 Backport r185385 from mainline
1352 2012-03-14 Richard Guenther <rguenther@suse.de>
1355 * tree-vect-generic.c (type_for_widest_vector_mode): Take
1356 element type instead of mode, use build_vector_type_for_mode
1357 instead of the langhook, build a vector of proper signedness.
1358 (expand_vector_operations_1): Adjust.
1360 2012-05-18 Olivier Hainque <hainque@adacore.com>
1362 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
1363 $(libsubdir) as libexecsubdir.
1365 2012-05-16 Andrew Pinski <apinski@cavium.com>
1367 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
1370 2012-05-16 David S. Miller <davem@davemloft.net>
1372 * jump.c (delete_related_insns): If we remove a CALL, make sure
1373 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
1375 2012-05-16 Richard Henderson <rth@redhat.com>
1378 * combine-stack-adj.c (prev_active_insn_bb): New.
1379 (next_active_insn_bb): New.
1380 (force_move_args_size_note): New.
1381 (combine_stack_adjustments_for_block): Use it.
1383 2012-05-16 Olivier Hainque <hainque@adacore.com>
1385 * Makefile.in (install-no-fixedincludes): New target, former toplevel
1386 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
1387 Add comments and improve stamp preservation across the whole sequence.
1388 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
1390 2012-05-16 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/53364
1393 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
1394 detect a view-conversion of the decl.
1396 2012-05-15 Jakub Jelinek <jakub@redhat.com>
1399 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
1400 that operands[2] is either immediate, or q_regs_operand.
1402 2012-05-15 Bin Cheng <bin.cheng@arm.com>
1404 Backport r187139 from mainline.
1405 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1407 PR rtl-optimization/52804
1408 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1409 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1410 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1411 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1412 RELOAD_FOR_OUTADDR_ADDRESS.
1414 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
1417 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
1418 generate target register for "load" class builtins.
1421 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
1424 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
1425 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
1426 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
1427 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
1428 (<sse>_movu<ssemodesuffix>): New expander.
1429 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
1430 (avx_movdqu<avxmodesuffix>): New expander.
1431 (*sse2_movdqu): Rename from sse2_movdqu.
1432 (sse2_movdqu): New expander.
1434 2012-05-14 Jakub Jelinek <jakub@redhat.com>
1436 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
1437 lineno 1 the same as lineno 0 before first start file directive.
1438 (optimize_macinfo_range): Likewise.
1440 * dwarf2out.c (have_macinfo): Define.
1441 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
1442 attribute, don't force empty compilation unit and don't emit any
1443 .debug_macinfo/.debug_macro section if macinfo_table is empty.
1445 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1447 Backport from mainline
1448 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1450 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1451 ORDERED and UNORDERED conditions.
1453 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1455 * function.c (requires_stack_frame_p): If the function can throw
1456 non-call exceptions, return true if the insn can throw internally.
1458 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1460 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1461 DECL_ORIGINAL_TYPE if it is present.
1463 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1465 Backport from 2012-05-12 mainline r187342.
1468 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1469 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1470 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1471 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1472 (expand_prologue): Move initialization of cfun->machine->is_naked,
1473 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1474 (avr_set_current_function): ...this new static function.
1475 (TARGET_SET_CURRENT_FUNCTION): New define.
1476 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1477 checking attributes of current_function_decl.
1478 (avr_regs_to_save): Ditto.
1479 (signal_function_p): Rename to avr_signal_function_p.
1480 (interrupt_function_p): Rename to avr_interrupt_function_p.
1482 * doc/extend.texi (Function Attributes): Better explanation of
1483 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1486 2012-05-09 Matthias Klose <doko@ubuntu.com>
1488 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1490 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1493 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1494 when a constant source operand matches an "I" constraint, the "no
1495 CC0 change" applies to a register-destination only, not a
1496 strict_low_part-destination.
1498 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1500 Backport from mainline:
1501 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1503 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1505 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1507 PR tree-optimization/53239
1508 * tree-vrp.c (get_value_range): Set VR of
1509 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1512 2012-05-07 Richard Guenther <rguenther@suse.de>
1514 PR tree-optimization/53195
1515 * tree-inline.c (setup_one_parameter): Properly add referenced
1516 vars from the parameters new known value.
1518 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1520 Backport from mainline:
1521 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1524 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1527 2012-05-04 Ian Lance Taylor <iant@google.com>
1529 * tree-vect-patterns.c (vect_single_imm_use): Correct return
1530 values from false to NULL.
1532 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1534 Backport from mainline
1535 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1539 (TARGET_CMOV): Rename from TARGET_CMOVE.
1540 (TARGET_CMOVE): New define.
1541 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1542 Do not set TARGET_CMOVE here.
1544 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1546 Backport from mainline:
1548 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1550 PR tree-optimization/52633
1551 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1552 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1553 (vect_recog_over_widening_pattern): Remove handling of code that was
1554 already detected as over-widening pattern. Remove special handling
1555 of "unsigned" cases. Instead, support general case of conversion
1556 of the shift result to another type.
1558 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1560 * tree-vect-patterns.c (vect_single_imm_use): New function.
1561 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1562 (vect_recog_over_widening_pattern): Likewise.
1563 (vect_recog_widen_shift_pattern): Likewise.
1565 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1567 PR tree-optimization/52870
1568 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1569 presumed pattern statement is within the same loop or basic block.
1571 2012-05-04 Richard Guenther <rguenther@suse.de>
1573 * common.opt (flto-report): Do not mark as Optimization.
1575 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1578 * recog.c (constrain_operands): If extra constraints are present, also
1579 accept pseudo-registers with equivalent memory locations during reload.
1581 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1583 Backport from the mainline
1584 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1587 * config/rs6000/rs6000.md (bswapdi splitters): If
1588 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1589 default) is used, generate an alternate sequence that does not
1590 depend on using indexed addressing.
1592 2012-05-03 David S. Miller <davem@davemloft.net>
1595 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1596 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1597 (sparc_emit_float_lib_cmp): Likewise.
1599 2012-05-04 Martin Jambor <mjambor@suse.cz>
1601 Backport from mainline
1602 2012-05-02 Martin Jambor <mjambor@suse.cz>
1605 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1606 of a variable when the contect is a function.
1608 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1611 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1612 append program name to it and pass that as first argument
1613 to make_relative_prefix. Always pass standard_libexec_prefix
1614 as last argument to make_relative_prefix. If
1615 make_relative_prefix returns NULL, fall back to
1616 standard_libexec_prefix.
1619 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1623 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1624 mode, return that mode.
1626 2012-05-03 Richard Guenther <rguenther@suse.de>
1628 PR tree-optimization/53144
1629 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1631 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1632 with SSA name values.
1633 (vn_reference_lookup_3): Adjust callers.
1635 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1637 PR tree-optimization/53163
1638 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1639 return value from compute_all_dependences.
1641 PR rtl-optimization/53160
1642 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1643 has been modified by ree pass already.
1645 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1647 Backport from mainline
1648 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1651 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1652 calls to cgraph_node_name in xstrdup.
1653 (ipa_make_edge_direct_to_target): Ditto.
1654 * tree-sra.c (convert_callers_for_node): Ditto.
1655 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1656 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1657 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1658 (cgraph_materialize_all_clones): Ditto.
1659 * ipa-inline.c (report_inline_failed_reason): Ditto.
1660 (want_early_inline_function_p): Ditto.
1661 (edge_badness): Ditto.
1662 (update_edge_key): Ditto.
1663 (flatten_function): Ditto.
1664 (ipa_inline): Ditto.
1665 (inline_always_inline_functions): Ditto.
1666 (early_inline_small_functions): Ditto.
1668 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1670 Backport from mainline
1671 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1673 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1674 Introduce emul_name to select the right linker emulation for
1675 powerpc64-*-freebsd*.
1676 * configure: Regenerate.
1677 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1678 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1679 * config/rs6000/freebsd64.h: New file.
1680 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1682 (rs6000_savres_strategy): Likewise.
1683 (rs6000_savres_routine_name): Likewise.
1684 (rs6000_elf_file_end): Likewise.
1685 * config/rs6000/t-freebsd64: New file.
1686 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1687 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1689 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1691 Backport from mainline
1692 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1695 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1697 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1699 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1700 predicate to discriminate types.
1702 2012-04-27 Richard Guenther <rguenther@suse.de>
1705 * convert.c (convert_to_integer): Avoid infinite recursion for
1706 target-defined built-in types.
1708 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1711 * config/cris/cris.md ("*andhi_lowpart_v32")
1712 ("*andqi_lowpart_v32"): Change first input-only operand from
1713 a (match_operand ...) to (match_dup 0). Drop alternatives with
1714 const_int-matching constraints for redundancy.
1715 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1716 three-operand alternative.
1718 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1720 Backport from mainline
1721 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1724 (*addsi_2_zext): Ditto.
1725 (*add<mode>_3): Ditto.
1726 (*addsi_3_zext): Ditto.
1727 (*add<mode>_5): Ditto.
1729 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1732 * c-typeck.c (set_nonincremental_init,
1733 set_nonincremental_init_from_string): Pass true instead of false
1734 as IMPLICIT to add_pending_init.
1736 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1738 Backport from 2012-04-24 mainline r186768.
1741 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1743 2012-04-24 Richard Guenther <rguenther@suse.de>
1745 PR tree-optimization/53085
1746 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1749 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1752 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1754 (output_addressed_constants): Likewise.
1757 * varasm.c (get_section): Don't ICE for section conflicts with
1758 built-in section kinds.
1760 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1762 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1764 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1766 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1768 2012-04-23 Richard Guenther <rguenther@suse.de>
1771 * c-typeck.c (build_binary_op): Fix typo.
1773 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1775 PR tree-optimizations/52891
1776 * tree-vect-patterns.c (adjust_bool_pattern): Use
1777 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1778 but with non-standard precision.
1780 2012-04-22 Ian Lance Taylor <iant@google.com>
1782 * godump.c (go_output_typedef): Dump size of structs.
1784 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1786 Backport from mainline:
1788 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1789 hints for 'A' operand types.
1791 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1793 Backport from 2012-04-19 mainline r186588.
1796 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1797 the case *(X+const).
1799 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1801 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1803 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/sync.md (atomic_<code><mode>): Rename to
1807 atomic_<logic><mode>.
1809 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1811 Backport from mainline
1812 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1816 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1817 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1818 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1819 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1820 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1821 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1822 gen_avx2_permvarv8sf.
1824 2012-04-16 Martin Jambor <mjambor@suse.cz>
1826 Backported from mainline
1828 2012-04-13 Martin Jambor <mjambor@suse.cz>
1831 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1832 fold_ctor_reference returns a zero constant.
1834 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1836 Backported from mainline
1837 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1839 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1840 and __ILP32__ for x32.
1842 2012-04-13 Tom de Vries <tom@codesourcery.com>
1844 Backport from mainline r186418.
1846 2012-04-13 Tom de Vries <tom@codesourcery.com>
1848 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1849 parameters vuse and vuse_escaped.
1850 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1851 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1854 2012-04-13 Richard Guenther <rguenther@suse.de>
1856 PR tree-optimization/52969
1857 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1858 the condition for the COND_EXPR and handle predicate negation
1859 by swapping the COND_EXPR arms.
1861 2012-04-13 Richard Guenther <rguenther@suse.de>
1864 * convert.c (convert_to_pointer): Remove special-casing of
1867 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1869 Backport from mainline
1870 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1873 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1874 the list of options to enable the FCFID instruction.
1875 (TARGET_EXTRA_BUILTINS): Adjust comment.
1877 2012-04-12 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/52943
1880 * tree-chrec.h (chrec_is_positive): Remove.
1881 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1882 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1883 Return false for a constant zero instead of negative.
1884 (analyze_siv_subscript_cst_affine): Handle zero difference
1885 in the initial condition explicitely.
1887 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1890 * varasm.c (process_pending_assemble_externals): Set
1891 pending_assemble_externals_processed true.
1892 (assemble_external): Call assemble_external_real if the pending
1893 assemble externals have been processed.
1895 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1898 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1899 the DECL generated for the special GOT helper.
1901 2012-04-06 Walter Lee <walt@tilera.com>
1903 Backport from mainline
1904 2012-03-07 Walter Lee <walt@tilera.com>
1906 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1907 REG_CFA_* notes for the stack pointer.
1908 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1909 EH_RETURN_STACKADJ_RTX.
1910 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1911 generate REG_CFA_* notes for the stack pointer.
1912 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1913 by EH_RETURN_STACKADJ_RTX.
1915 2012-04-06 Matt Turner <mattst88@gmail.com>
1917 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1919 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1921 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1922 of the destination isn't also a FP_REGS register.
1924 2012-04-03 Richard Guenther <rguenther@suse.de>
1926 Backport from mainline
1927 2012-03-02 Richard Guenther <rguenther@suse.de>
1929 PR tree-optimization/52406
1930 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1931 (struct indices): Add unconstrained_base member.
1932 (struct dr_alias): Remove unused vops member.
1933 (DR_UNCONSTRAINED_BASE): New define.
1934 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1935 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1936 be an artificial access that covers the whole indexed object,
1937 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1938 plain decl base-objects to their MEM_REF variant.
1939 (dr_may_alias_p): When the base-object of either data reference
1940 has unknown size use only points-to information.
1941 (compute_affine_dependence): Make dumps easier to read and
1943 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1944 DR_REF when looking for packed references.
1945 (vect_supportable_dr_alignment): Likewise.
1947 2012-04-03 Richard Guenther <rguenther@suse.de>
1949 Backport from mainline
1950 2012-03-15 Richard Guenther <rguenther@suse.de>
1953 * tree-data-ref.c (subscript_dependence_tester_1): Check
1954 all dimensions for non-conflicting access functions.
1956 2012-04-03 Richard Guenther <rguenther@suse.de>
1958 Backport from mainline
1959 2012-03-06 Richard Guenther <rguenther@suse.de>
1962 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1964 2012-03-23 Richard Guenther <rguenther@suse.de>
1966 PR tree-optimization/52678
1967 * tree-vectorizer.h (struct _stmt_vec_info): Add
1968 loop_phi_evolution_part member.
1969 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1970 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1971 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1972 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1973 Use the cached evolution part and the PHI nodes value from
1974 the loop preheader edge instead of re-analyzing the evolution.
1976 2012-03-26 Richard Guenther <rguenther@suse.de>
1978 PR tree-optimization/52701
1979 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1980 compute and set the evolution part of PHI nodes.
1982 2012-03-30 Richard Guenther <rguenther@suse.de>
1984 PR tree-optimization/52754
1985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1986 propagate arbitrary addresses into really plain dereferences.
1988 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1990 PR tree-optimization/52835
1991 * tree-data-ref.c (build_rdg): Return NULL if
1992 compute_data_dependences_for_loop failed.
1994 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1996 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1997 (stmt_can_make_abnormal_goto): Use it.
1998 (is_ctrl_altering_stmt): Likewise.
2000 2012-03-31 Martin Jambor <mjambor@suse.cz>
2002 Backported from mainline
2003 2012-03-30 Martin Jambor <mjambor@suse.cz>
2005 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2006 is a builtin_stack_save in a dominating BB.
2008 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2011 crossing 128bit lane boundary.
2013 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2015 Backported from mainline
2016 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2019 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2021 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2022 * config/i386/i386.c: Include reload.h.
2023 (ix86_legitimize_reload_address): New function.
2025 2012-03-28 Martin Jambor <mjambor@suse.cz>
2027 Backported from mainline
2028 2012-03-27 Martin Jambor <mjambor@suse.cz>
2031 * tree-sra.c (sra_modify_assign): Do not call
2032 load_assign_lhs_subreplacements when working with an unscalarizable
2035 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2038 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
2039 __builtin_va_start to __builtin_next_arg if the latter is
2040 builtin_decl_explicit_p rather than when it is not.
2043 * tree-vect-generic.c (vector_element): Perform multiplication
2044 for pos in bitsizetype type instead of idx type.
2046 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2048 Backport from 2012-03-28 mainline r185910.
2051 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
2052 (avr_builtin_decl): New static function.
2053 (struct avr_builtin_description, avr_bdesc): Move up.
2054 Add GTY marker. Add field fndecl. Remove redundant field id.
2055 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
2056 (avr_expand_builtin): Code cleanup because .id is removed.
2058 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2061 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2064 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2066 Backport from 2012-03-28 mainline r185907.
2069 * config.gcc (tm_file): Remove avr/multilib.h.
2071 * doc/invoke.texi (AVR Options): Adjust
2072 documentation of -mtiny-stack.
2074 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2075 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2076 * config/avr/t-avr: Remove generation of multilib.h.
2077 * config/avr/t-multilib: Regenerate.
2078 * config/avr/multilib.h: Remove.
2079 * config/avr/avr.opt (-msp8): New option.
2080 (avr_sp8): New variable.
2081 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2082 * config/avr/avr.h (AVR_HAVE_SPH): New define.
2083 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2084 (avr_device_to_sp8): New prototype.
2085 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2086 (DRIVER_SELF_SPECS): New define.
2087 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2088 __AVR_SP8__, __AVR_HAVE_SPH__.
2089 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2090 AVR_HAVE_8BIT_SP to decide if SP_H is present.
2091 (avr_file_start): Ditto.
2093 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2096 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2097 instead of 8 in adjust_address.
2099 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2101 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2102 of a unit before computing the offset in units.
2104 2012-03-27 Richard Guenther <rguenther@suse.de>
2107 * fold-const.c (try_move_mult_to_index): Handle &x.array more
2110 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2113 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2115 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
2118 * varasm.c: Include pointer-set.h.
2119 (pending_assemble_externals_set): New pointer set.
2120 (process_pending_assemble_externals): Destroy the pointer set.
2121 (assemble_external): See if decl is in pending_assemble_externals_set,
2122 and add it to pending_assemble_externals if necessary.
2123 (init_varasm_once): Allocate pending_assemble_externals_set.
2125 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2127 Backported from mainline
2128 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2131 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2132 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2133 (vector_ltgt<mode>): Likewise.
2134 (vector_ordered<mode>): Likewise.
2135 (vector_unordered<mode>): Likewise.
2136 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2138 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
2140 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2143 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2145 Backported from mainline
2146 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
2150 * config/sh/sh.c (sh_register_move_cost): Increase cost between
2151 GENERAL_REGS and FP_REGS for SImode.
2153 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2156 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
2157 on any new_local_var_chain vars declared during recursing on
2158 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
2160 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2162 Backport from 2012-03-22 mainline r185692.
2165 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
2166 (unspecv): Add UNSPECV_MEMORY_BARRIER.
2167 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
2168 (delay_cycles_1, delay_cycles_2): Ditto.
2169 (delay_cycles_3, delay_cycles_4): Ditto.
2170 (nopv, *nopv): Ditto.
2171 (sleep, *sleep): Ditto.
2174 Backport from 2012-03-21 mainline r185605.
2176 PR rtl-optimization/52543
2178 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
2179 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
2180 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
2181 (avr_load_libgcc_p): Restrict to __flash loads.
2182 (avr_out_lpm): Only handle 1-byte loads from __flash.
2183 (avr_load_lpm): New function.
2184 (avr_find_unused_d_reg): Remove.
2185 (avr_out_lpm_no_lpmx): Remove.
2186 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
2187 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
2188 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
2189 (load_<mode>, load_<mode>_clobber): New insns.
2190 (mov<mode>): For multi-byte move from non-generic
2191 16-bit address spaces: Expand to load_<mode> resp.
2192 load_<mode>_clobber.
2193 (load<mode>_libgcc): Remove expander.
2194 (split-lpmx): Remove split.
2196 Backport from 2012-03-13 mainline r185329.
2199 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2200 offset (size) to a value the insns can deal with.
2201 (expand_epilogue): Ditto.
2203 Backport from 2012-03-12 mainline r185256.
2206 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2207 type from reg_class_t to enum reg_class.
2208 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2210 Backport from 2012-03-12 mainline r185253.
2213 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2214 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2215 r184615 from 2012-02-28.
2217 Backport from 2012-03-08 mainline r185105.
2219 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2220 for constants in [-63,63].
2222 Backport from 2012-03-08 mainline r185100.
2225 * config/avr/avr.c (avr_mem_clobber): New static function.
2226 (avr_expand_delay_cycles): Add memory clobber operand to
2227 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2228 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2229 (enable_interrupt, disable_interrupt): New expander.
2230 (nopv, sleep, wdr): New expanders.
2231 (delay_cycles_1): Add memory clobber.
2232 (delay_cycles_2): Add memory clobber.
2233 (delay_cycles_3): Add memory clobber.
2234 (delay_cycles_4): Add memory clobber.
2235 (cli_sei): New insn from former "enable_interrupt",
2236 "disable_interrupt" with memory clobber.
2237 (*wdt): New insn from former "wdt" with memory clobber.
2238 (*nopv): Similar, but for "nopv".
2239 (*sleep): Similar, but for "sleep".
2241 Backport from 2012-03-07 mainline r185043.
2244 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2246 Backport from 2012-03-07 mainline r185032.
2249 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2250 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2251 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2253 Backport from 2012-03-07 mainline r185031.
2256 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2258 * config/avr/avr.md (xload_8): Adjust insn length.
2260 Backport from 2012-03-07 mainline r185030.
2263 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2264 if RAMPZ affects reading from RAM.
2266 Backport from 2012-03-05 mainline r184919.
2268 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
2270 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2272 Backport from mainline r185259.
2275 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2276 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2278 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2280 Backported from mainline
2281 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2284 * c-parser.c (c_parser_postfix_expression)
2285 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2287 * config/i386/smmintrin.h: Avoid /* within a comment.
2288 * config/i386/nmmintrin.h: Likewise.
2290 2012-03-22 Richard Guenther <rguenther@suse.de>
2292 * BASE-VER: Set to 4.7.1.
2293 * DEV-PHASE: Set to prerelease.
2295 2012-03-22 Release Manager
2297 * GCC 4.7.0 released.
2299 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2301 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2303 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2304 Andrew Pinski <apinski@cavium.com>
2307 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2308 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2309 calls instead of __builtin_ir{int,ound}*.
2311 2012-03-14 Jakub Jelinek <jakub@redhat.com>
2314 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
2317 2012-03-13 Joseph Myers <joseph@codesourcery.com>
2319 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
2320 Refer to GCC 4.7 version of c99status.html.
2322 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2324 Backport from mainline
2325 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2327 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2328 redefine to be NULL if the current bit-size is different from the
2329 configured bit-size.
2331 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2332 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2333 set the default tuning. Add asserts to make sure the cpu and tune
2334 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2335 test whether the index is set, instead of > 0.
2336 (rs6000_file_start): Do not reset the default cpu if the current
2337 bit-size is different from the configured bit-size.
2339 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2341 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2343 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2344 Update binutils references.
2345 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2346 Update binutils reference.
2347 Update Sun as/GNU ld caveat.
2348 Document binutils largefile requirement for LTO plugin.
2349 Remove reference to alternate libpthread.
2351 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2353 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
2355 (Specific, mips-sgi-irix6): Likewise.
2357 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2359 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2360 * configure: Regenerate.
2362 2012-03-07 Richard Henderson <rth@redhat.com>
2364 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2365 * config/m68k/sync.md (atomic_test_and_set): Use it.
2366 (atomic_test_and_set_1): Likewise.
2368 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2371 * Makefile.in: Let install-gcc-ar depend on installdirs,
2372 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2373 Don't double canonicalize if cross-compiling.
2375 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2377 * trans-mem.c: New typedef for tm_region_p.
2378 Define vector types for tm_region_p.
2379 (tm_region_init): Replace region_worklist to a vector called
2382 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2385 * trans-mem.c (tm_region_init): Use last_basic_block.
2387 2012-03-05 Richard Henderson <rth@redhat.com>
2390 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
2391 * omp-low.c (expand_omp_atomic): Assume anything aligned to
2392 BIGGEST_ALIGNMENT is aligned.
2394 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
2396 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2398 2012-03-05 Richard Henderson <rth@redhat.com>
2401 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2402 instead of calling negqi2 directly.
2404 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2406 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
2407 (INTMAX_TYPE): Use it.
2408 (UINTMAX_TYPE): Likewise.
2409 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2410 (irix6_c_common_override_options): Declare.
2411 (C_COMMON_OVERRIDE_OPTIONS): Define.
2412 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
2413 * config/mips/irix6-c.c: New file.
2414 * config/mips/t-irix6 (irix6-c.o): New target.
2415 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
2418 2012-03-02 Richard Henderson <rth@redhat.com>
2420 * optabs.c (expand_atomic_test_and_set): Honor
2421 atomic_test_and_set_trueval even when atomic_test_and_set
2422 optab is not in use.
2424 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2426 Backport from mainline
2427 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2429 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
2431 2012-03-02 Richard Guenther <rguenther@suse.de>
2433 * DEV-PHASE: Set to prerelease.
2435 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
2437 * config.gcc (obsolete): Add all ARM targets using the FPA.
2438 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
2439 * doc/install.texi: Avoid references to obsolete ARM ports.
2441 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
2443 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
2445 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
2446 Joern Rennecke <joern.rennecke@embecosm.com>
2448 * doc/extend.texi: Expand and update information on interrupt
2449 attribute for Epiphany.
2451 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2453 * config/sh/sh-protos.h: Update copyright notice dates.
2454 * config/sh/sh.h: Likewise.
2455 * config/sh/sh.md: Likewise.
2456 * config/sh/constraints.md: Likewise.
2457 * config/sh/predicates.md: Likewise.
2459 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2461 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2462 * config/sh/sh.c (tertiary_reload_operand): Likewise.
2464 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2466 * config/sh/constraints.md: Fix comment typo.
2468 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2471 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2472 unsigned HOST_WIDE_INT.
2473 (zvdep_imm64): Likewise.
2474 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2475 (vdepi_and): Likewise.
2476 Likewise for unamed 64-bit patterns.
2477 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2479 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2482 PR rtl-optimization/52417
2483 * cselib.c (cselib_any_perm_equivs): New variable.
2484 (cselib_reset_table): Check that it's not set when not
2485 preserving constants.
2486 (cselib_add_permanent_equiv): Set it.
2487 (cselib_have_permanent_equivalences): New.
2488 (cselib_init, cselib_finish): Reset it.
2489 * cselib.h (cselib_have_permanent_equivalences): Declare.
2490 * alias.c (get_addr): Restore earlier behavior when there
2491 aren't permanent equivalences.
2493 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2495 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2496 * config/v850/v850-modes.def: Fix copyright notice.
2498 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2500 * doc/extend.texi (AVR Built-in Functions): Document
2501 __builtin_avr_flash_segment.
2503 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2504 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2505 (*split.flash_segment): New insn-and-split.
2506 * config/avr/avr.c (avr_init_builtins): Add local variables:
2507 const_memx_void_node, const_memx_ptr_type_node,
2508 char_ftype_const_memx_ptr.
2510 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2512 PR tree-optimization/52445
2513 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2514 add ssa_name_ver, offset and size fields and change store field
2516 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2517 (add_or_mark_expr): Likewise. Only consider previous stores
2518 with the same size and offset.
2519 (nt_init_block): Only look at gimple_assign_single_p stmts,
2520 doesn't look at rhs2.
2522 2012-03-01 Richard Guenther <rguenther@suse.de>
2525 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2526 conversions from integral types to pointer types.
2528 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2530 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2531 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2532 unintentionally removed in r184616.
2534 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2536 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2539 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2540 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2544 alternatives, add "e" constraint to the new last alternative
2545 and ! to last 3 alternatives.
2547 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2549 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2550 DW_AT_artificial attributes at the end of the processing.
2551 (gen_array_type_die): Likewise.
2552 (gen_enumeration_type_die): Likewise.
2553 (gen_struct_or_union_type_die): Likewise.
2554 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2557 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2560 * expr.c (expand_assignment): If doing misaligned store that doesn't
2561 cover all mode bits, perform a RMW cycle.
2563 PR tree-optimization/52429
2564 * tree-parloops.c (separate_decls_in_region_debug): Return early
2565 if var is LABEL_DECL.
2567 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2569 PR tree-optimization/52424
2570 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2571 calling dom_thread_across_edge.
2573 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2575 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2577 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2579 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2580 * config/avr/avr.c (avr_output_bld): Remove unused function.
2581 (avr_out_sbxx_branch): Use "%T" to print bit position.
2583 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2585 * config/avr/avr.md: Untabify.
2587 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2589 * config/avr/avr.md (eqne): New code iterator.
2590 (*dec-and-branchsi): Use it in text peephole's condition.
2591 (*dec-and-branchhi): Ditto.
2592 (*dec-and-branchqi): Ditto.
2594 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2597 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2598 the device does not have the skip-bug.
2600 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2602 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2603 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2604 -mpretend-cmove): New.
2606 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2609 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2610 doesn't count DEBUG_INSN refs.
2611 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2612 for DEBUG_INSN refs.
2614 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2618 2012-02-20 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/52298
2620 * tree-vect-stmts.c (vectorizable_load): Properly use
2621 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2624 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2627 * gimple.h (gimple_in_transaction): New.
2628 (gimple_set_in_transaction): New.
2629 (struct gimple_statement_base): Add in_transaction field.
2630 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2632 (tree_ssa_lim_initialize): Compute transaction bits.
2633 * tree.h (compute_transaction_bits): Protoize.
2634 * trans-mem.c (tm_region_init): Use the heap to store BB
2636 (compute_transaction_bits): New.
2638 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2640 * gcc.c (display_help): Document --help=common and sort entries
2643 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2645 * doc/install.texi: Document check-$LANG specific shortcuts
2647 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2650 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2652 * config/arm/arm_neon.h: Regenerate.
2653 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2654 (neon_vcgeu): New insn.
2655 (neon_vcgtu): Likewise.
2656 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2657 (ops): Unsigned comparison intrinsics call a different
2660 2012-02-28 Richard Guenther <rguenther@suse.de>
2663 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2664 ordering for the VEC_CONCAT for two element vectors for
2665 V2SFmode, V2SImode and V2DImode.
2667 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2670 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2671 detecting big-endian triplets.
2673 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2675 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2676 mode if there is no type information available.
2678 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2680 PR tree-optimization/53207
2681 * doc/invoke.texi: Document as experimental and relying on graphite.
2683 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2685 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2686 of initializer to changes from r184614.
2688 2012-02-28 Richard Guenther <rguenther@suse.de>
2690 PR tree-optimization/52395
2691 * tree-sra.c (build_ref_for_offset): Also look at the base
2692 TYPE_ALIGN when figuring out the alignment of the replacement.
2694 2012-02-28 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/52402
2697 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2698 mis-aligned types when creating the accesses at the call site.
2700 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2702 * config/avr/builtins.def: New file.
2703 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2704 * config/avr/avr.c (enum avr_builtin_id): Use it.
2705 (avr_init_builtins): Use it. And use avr_bdesc.
2706 (bdesc_1arg): Remove.
2707 (bdesc_2arg): Remove.
2708 (bdesc_3arg): Remove.
2709 (struct avr_builtin_description): Add field n_args.
2710 (avr_bdesc): New static variable using builtins.def.
2711 (avr_expand_builtin): Use it.
2712 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2713 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2714 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2716 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2719 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2720 match only one single hard register with respective hard reg rtx.
2721 (movmemx_<mode>): Ditto.
2722 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2723 insn anatomy of movmem[x]_<mode>.
2724 (avr_out_movmem): Same for printing assembler and operand usage.
2726 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2730 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2731 address spaces located outside of device flash.
2733 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2734 (mcu_type_s): Add field n_flash.
2735 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2736 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2737 (AVR_MCU): Add N_FLASH argument.
2738 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2739 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2740 macro __FLASH<n> if that address space makes sense for the device.
2741 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2742 outside of target flash.
2743 (avr_asm_named_section): Ditto.
2744 (avr_asm_select_section): Ditto.
2745 (avr_addr_space_convert): Ditto.
2746 (avr_emit_movmemhi): Ditto.
2747 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2748 address space is outside of device flash.
2749 (avr_insert_attributes): Ditto.
2750 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2751 avr_current_arch->n_segments.
2753 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2756 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2758 (*movabs<mode>_2): Likewise.
2760 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2763 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2764 s_register_operand in the test instead of REG_P. Don't call
2765 gen_reg_rtx if it won't be used.
2767 PR tree-optimization/52376
2768 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2770 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2772 * ifcvt.c (noce_get_condition): Check condition variable is not
2773 small_register_classes_for_mode_p before accepting.
2775 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2777 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2779 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2782 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2783 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2785 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2787 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2789 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2791 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2793 * config/sh/predicates.md: Remove blank lines.
2794 * config/sh/sh.c: Fix typos in comments.
2795 * config/sh/constraints.md: Likewise.
2796 * config/sh/sh.md: Remove blank lines.
2797 Fix typos in comments. Use ;; as comment characters.
2799 2012-02-26 Walter Lee <walt@tilera.com>
2801 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2802 (replace_mov_pcrel_step2): Ditto.
2804 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2807 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2808 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2809 and locs that reference values newer than the non-canonical value
2810 at hand. Return the canonical value as a worst case.
2811 (memrefs_conflict_p): Walk canonical value's locs.
2814 * cselib.c (preserve_only_constants): Rename to...
2815 (preserve_constants_and_equivs): ... this. Split out...
2816 (invariant_or_equiv_p): ... this. Preserve plus expressions
2817 of other preserved expressions too.
2818 (cselib_reset_table): Adjust.
2819 * var-tracking.c (reverse_op): Use canonical value to build
2822 2012-02-23 Kai Tietz <ktietz@redhat.com>
2824 * config/i386/i386.c (ix86_delegitimize_address): Handle
2825 UNSPEC_PCREL plus displacement.
2827 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2830 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2831 to test for unusedness in st X addressing.
2833 2012-02-24 Richard Guenther <rguenther@suse.de>
2836 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2837 (is_gimple_reg_type): Move inline ...
2838 * gimple.h (is_gimple_reg_type): ... here.
2840 2012-02-24 Richard Guenther <rguenther@suse.de>
2843 * passes.c (execute_function_todo): When verifying SSA form
2844 verify gimple form first.
2845 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2847 2012-02-24 Richard Guenther <rguenther@suse.de>
2850 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2851 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2853 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2855 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2857 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2859 * tree-phinodes.c (make_phi_node): Mark static.
2860 * tree-flow.h (make_phi_node): Remove extern decl.
2861 * doc/gimple.texi (make_phi_node): Remove documentation.
2863 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2865 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2866 * tree-ssa-sccvn.c (print_scc): Ditto.
2868 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2870 * doc/passes.texi (Full redundancy elimination): Fix typo.
2872 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2874 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2876 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2879 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2881 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2884 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2886 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2888 * config/avr/avr.md (code_stdname): Add ior, xor.
2889 (xior): New code iterator.
2890 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2891 (*<code_stdname><mode>qi.byte1-3): Ditto.
2893 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2895 PR tree-optimization/52019
2896 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2899 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2901 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2902 HAVE_INITFINI_ARRAY to work around namespace pollution in
2903 certain versions of newlib system headers.
2904 * config.in: Regenerate.
2905 * configure: Regenerate.
2906 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2907 instead of HAVE_INITFINI_ARRAY.
2909 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2912 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2913 is not offsettable memory reference.
2915 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2918 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2919 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2921 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2923 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2924 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2926 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2928 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2929 library on Solaris 8 even without TLS support.
2930 * configure: Regenerate.
2932 2012-02-22 Richard Guenther <rguenther@suse.de>
2935 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2936 for GIMPLE_DEBUG stmts.
2938 2012-02-22 Martin Jambor <mjambor@suse.cz>
2941 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2942 according to the base object.
2944 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2946 PR rtl-optimization/50063
2947 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2948 and 2 (8-bit SP) in operand 2.
2949 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2950 setup to use movhi_sp_r instead of vanilla move to write SP.
2951 Adjust REG_CFA notes to superseed unspec.
2952 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2954 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2955 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2956 irq_state 1 (IRQ known to be on) here.
2958 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2960 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2962 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2963 assign_hard_reg): Likewise.
2965 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2967 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2969 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2972 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2973 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2975 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2977 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2978 prototype from here to...
2979 * config/avr/avr.h: ...here.
2981 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2984 * thumb2.md (thumb2_shiftsi3_short): Split register and
2985 immediate shifts. For register shifts tie operands 0 and 1.
2986 (peephole2 for above): Check that register-controlled shifts
2987 have suitably tied operands.
2989 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2992 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2993 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2994 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2995 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2996 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2997 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2998 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2999 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3000 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3001 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3002 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3003 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3004 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3005 bdver1_ssevector_avx256_unaligned_load,
3006 bdver1_ssevector_sse128_unaligned_load,
3007 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3008 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3009 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3010 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3011 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3012 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3013 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3014 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3015 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3016 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3017 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3018 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3019 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3020 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3021 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3022 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3023 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3024 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3025 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3026 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3027 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3028 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3029 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3030 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3031 bdver1_ssediv_double_load, bdver1_ssediv_double,
3032 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3033 Add "bdver2" attribute.
3035 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3037 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3038 default if possible and not specified otherwise.
3040 2012-02-21 Richard Guenther <rguenther@suse.de>
3043 * gimplify.c (create_tmp_from_val): Use the main variant type
3044 for the type of the temporary we create.
3046 2012-02-21 Richard Guenther <rguenther@suse.de>
3048 PR tree-optimization/52324
3049 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3050 do not gimplify a MEM_REF address operand if it is already
3053 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3055 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3056 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3058 2012-02-21 Richard Guenther <rguenther@suse.de>
3060 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3061 nested_in_vect_loop.
3063 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3065 PR tree-optimization/52318
3066 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3067 vdef also to non-pure/const call stmts in the sequence.
3069 2012-02-20 David S. Miller <davem@davemloft.net>
3071 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3072 don't use the "rd %pc" instruction on v9 for PIC register loads.
3074 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3077 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3078 in a transaction safe function.
3080 2012-02-20 Kai Tietz <ktietz@redhat.com>
3083 * stor-layout.c (place_field): Handle desired_align for
3086 2012-02-20 Richard Guenther <rguenther@suse.de>
3088 PR tree-optimization/52298
3089 * tree-vect-stmts.c (vectorizable_store): Properly use
3090 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3092 (vectorizable_load): Likewise.
3093 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3094 Access DR_STEP after ensuring it is not NULL.
3096 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3098 PR tree-optimization/52286
3099 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3100 optimization use double_int_to_tree instead of build_int_cst_wide,
3101 rewrite to use double_int vars.
3103 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3106 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3108 Remove -e 0 from $gcc_cv_ld invocation.
3109 Only use __GLIBC_PREREQ if defined.
3110 Enable on Solaris since Solaris 8 patch.
3111 (gcc_SUN_LD_VERSION): New macro.
3112 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3113 gcc_SUN_LD_VERSION for version number format.
3114 * configure: Regenerate.
3115 * varasm.c (get_elf_initfini_array_priority_section): Set
3116 SECTION_NOTYPE for non-default priority.
3117 Use get_section instead of get_unnamed_section to emit
3118 .init_array/.fini_array with default priority.
3120 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3122 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3123 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3124 (mips_start_unique_function, mips_output_mips16_rdhwr)
3125 (mips_code_end): New functions.
3126 (TARGET_ASM_CODE_END): Define.
3128 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3130 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3131 to stubs with non-sibling calls.
3133 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
3135 * doc/invoke.texi (-fira-* options): Copy-edit.
3136 (ira-* parameters): Copy-edit.
3138 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3140 * doc/invoke.texi: Minor copy-edits to bring into conformance with
3141 GCC coding conventions.
3143 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3145 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3146 when used as adjectives.
3148 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
3150 * doc/invoke.texi: Clean up "that"/"which" confusion.
3152 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
3154 * system.h: Poison SMALL_REGISTER_CLASSES
3155 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3156 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3158 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3160 PR tree-optimization/52285
3161 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3162 when deciding if a call is a tail call or tail recursion.
3164 2012-02-16 Kai Tietz <ktietz@redhat.com>
3166 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3167 interger-constant displacement for UNSPEC_PCREL.
3169 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3171 PR rtl-optimization/52208
3172 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
3173 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
3175 PR tree-optimization/52255
3176 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
3177 loop->header has virtual PHI, but exit_e->dest doesn't, add
3178 virtual PHI to exit_e->dest and adjust all uses after the loop.
3181 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
3182 children with clone_tree_hash, not after it.
3184 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
3186 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
3187 extended identifiers.
3189 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3192 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
3193 a same_body_alias, also test whether e->callee isn't a former
3194 or current clone of the decl this is a same body alias of.
3196 PR translation/52264
3197 * cgraphunit.c (verify_cgraph_node): Fix a typo.
3199 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
3201 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
3203 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3206 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
3207 force_reg instead of copy_to_reg for better optimization. Force
3208 non-register or memory operands into a register.
3210 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
3212 * extend.texi: Reserve upper bits of memory model for future use.
3214 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
3215 Anatoly Sokolov <aesok@post.ru>
3216 Eric Weddington <eric.weddington@atmel.com>
3219 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
3220 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
3221 Rewrite initializers for .macro.
3222 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
3223 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
3224 atxmega32d4, atxmega32x1.
3225 avrxmega4: atxmega64a3, atxmega64d3.
3226 avrxmega5: atxmega64a1, atxmega64a1u.
3227 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
3228 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
3229 avrxmega7: atxmega128a1, atxmega128a1u.
3230 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
3231 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
3232 (struct base_arch_s): Rename reserved to xmega_p.
3233 Rename reserved2 to have_rampd.
3234 (AVR_XMEGA): New define.
3235 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
3236 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
3237 * config/avr/predicates.md (io_address_operand): Take into
3239 (low_io_address_operand): Ditto.
3240 (high_io_address_operand): Ditto.
3241 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
3242 (enabled, movhi_sp_r): Use them.
3243 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
3244 cpp_define_formatted to built-in define __AVR_ARCH__.
3245 (__AVR_XMEGA__): New built-in define.
3246 (__AVR_HAVE_RAMPD__): New built-in define.
3247 (__AVR_HAVE_RAMPX__): New built-in define.
3248 (__AVR_HAVE_RAMPY__): New built-in define.
3249 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
3251 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
3252 (avr_option_override): Initialize them.
3253 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
3254 (avr_init_expanders): Initialize them. No more block several calls.
3255 (emit_push_sfr): New static function.
3256 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
3258 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
3259 (avr_print_operand): Print addreeses as symbols for
3260 RAMPX, RAMPY, RAMPD, CCP.
3261 (output_movhi): Handle AVR_XMEGA when writing to SP.
3262 (avr_out_movhi_mr_r_xmega): New static function.
3263 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
3264 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
3265 __RAMPD__, __CCP__ as needed.
3267 * config/avr/multilib.h: Regenerate.
3268 * config/avr/t-multilib: Regenerate.
3269 * config/avr/avr-tables.opt: Regenerate.
3271 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
3273 PR tree-optimization/50561
3274 * graphite-flattening.c (lst_project_loop): Do not
3275 remove old scattering dimensions after flattening.
3276 (lst_do_flatten): Likewise.
3278 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
3280 * doc/extend.texi (AVR Built-in Functions): Remove doc for
3281 __builtin_avr_map8, __builtin_avr_map16.
3282 Document __builtin_avr_insert_bits.
3284 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
3285 (insert_bits): New insn.
3286 (adjust_len.map_bits): Rename to insert_bits.
3287 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
3288 * avr-protos.h (avr_out_map_bits): Remove.
3289 (avr_out_insert_bits, avr_has_nibble_0xf): New.
3290 * config/avr/constraints.md (Cxf,C0f): New.
3291 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
3292 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
3293 New built-in define __BUILTIN_AVR_INSERT_BITS.
3294 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
3295 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3296 (avr_move_bits): Rewrite.
3297 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3299 (avr_map_op_t): New typedef.
3300 (avr_map_op): New static variable.
3301 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3302 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3303 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3304 (bdesc_3arg, avr_expand_triop_builtin): New.
3305 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3306 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3307 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3308 (avr_map_equal_p, avr_map_sig_p): Remove.
3309 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3310 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3311 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3312 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3313 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3314 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3316 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3318 * config/c6x/c6x.md (reserve_cycles): New attribute.
3319 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3320 don't reserve functional units after the branch occurs.
3322 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
3325 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3326 functions into non-tm_pure functions.
3328 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
3331 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3332 (iterative_hash_canonical_type): Likewise.
3333 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3336 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3338 * haifa-sched.c (prune_ready_list): Ensure that if there is a
3339 sched-group insn, it either remains alone or the entire list is pruned.
3341 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3343 * doc/install.texi (Prerequisites): Fix grammar.
3344 (Configuration): Likewise.
3346 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3348 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3349 MPC as part of GCC before describing configuring with --with-gmp etc.
3350 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3351 sources are present.
3353 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3356 * dwarf2out.c (clone_tree_hash): New function.
3357 (copy_decls_walk): Use it instead of clone_tree.
3359 2012-02-14 Richard Guenther <rguenther@suse.de>
3361 PR tree-optimization/52244
3362 PR tree-optimization/51528
3363 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
3364 replacements for integral types.
3366 2012-02-14 Walter Lee <walt@tilera.com>
3368 * config.gcc: Handle tilegx and tilepro.
3369 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3371 Add HAVE_AS_TLS check for tilegx and tilepro.
3372 * configure: Regenerate.
3373 * doc/contrib.texi: Add Mat Hostetter and self.
3374 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
3375 Document instruction intrinsics and network accessing intrinsics.
3376 (TILEPro Built-in Functions): New node. Document instruction
3377 intrinsics and network accessing intrinsics.
3378 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
3379 (Specific, tilepro-*-linux*): Likewise.
3380 * doc/invoke.texi (TILE-Gx Options): New section.
3381 (TILEPro Options): New section.
3382 * doc/md.texi (TILE-Gx): New section.
3383 (TILEPro): New section.
3384 * common/config/tilegx/tilegx-common.c: New file.
3385 * common/config/tilepro/tilepro-common.c: New file.
3386 * config/tilegx/constraints.md: New file.
3387 * config/tilegx/linux.h: New file.
3388 * config/tilegx/mul-tables.c: New file.
3389 * config/tilegx/predicates.md: New file.
3390 * config/tilegx/sync.md: New file.
3391 * config/tilegx/t-tilegx: New file.
3392 * config/tilegx/tilegx-builtins.h: New file.
3393 * config/tilegx/tilegx-c.c: New file.
3394 * config/tilegx/tilegx-generic.md: New file.
3395 * config/tilegx/tilegx-modes.def: New file.
3396 * config/tilegx/tilegx-multiply.h: New file.
3397 * config/tilegx/tilegx-protos.h: New file.
3398 * config/tilegx/tilegx.c: New file.
3399 * config/tilegx/tilegx.h: New file.
3400 * config/tilegx/tilegx.md: New file.
3401 * config/tilegx/tilegx.opt: New file.
3402 * config/tilepro/constraints.md: New file.
3403 * config/tilepro/gen-mul-tables.cc: New file.
3404 * config/tilepro/linux.h: New file.
3405 * config/tilepro/mul-tables.c: New file.
3406 * config/tilepro/predicates.md: New file.
3407 * config/tilepro/t-tilepro: New file.
3408 * config/tilepro/tilepro-builtins.h: New file.
3409 * config/tilepro/tilepro-c.c: New file.
3410 * config/tilepro/tilepro-generic.md: New file.
3411 * config/tilepro/tilepro-modes.def: New file.
3412 * config/tilepro/tilepro-multiply.h: New file.
3413 * config/tilepro/tilepro-protos.h: New file.
3414 * config/tilepro/tilepro.c: New file.
3415 * config/tilepro/tilepro.h: New file.
3416 * config/tilepro/tilepro.md: New file.
3417 * config/tilepro/tilepro.opt: New file.
3419 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3421 PR tree-optimization/52210
3422 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
3423 vect_model_simple_cost with two entry vect_def_type array instead
3424 of an address of dt.
3426 2012-02-14 Richard Guenther <rguenther@suse.de>
3429 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3430 Do not stream DECL_QUALIFIER.
3431 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3432 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
3433 (find_decls_types_r): Do not walk DECL_QUALIFIER.
3435 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3438 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
3441 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3444 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
3445 * cselib.c (cselib_subst_to_values_from_insn): New function.
3446 * sched-deps.c (add_insn_mem_dependence,
3447 sched_analyze_1, sched_analyze_2): Use it.
3449 2012-02-13 Jan Hubicka <jh@suse.cz>
3452 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
3454 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
3456 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3457 (GTM_SELF_SPECS): Define if not already defined.
3458 (driver_self_specs): Add GTM_SELF_SPECS.
3459 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3460 (GTM_SELF_SPECS): Define.
3461 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3462 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3464 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3466 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3469 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3472 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3473 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3475 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3478 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3480 2012-02-13 Richard Guenther <rguenther@suse.de>
3482 PR translation/52211
3483 * passes.c (enable_disable_pass): Fix typo.
3485 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3488 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3489 XOR for reduce_bit_field if type is unsigned.
3491 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3493 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3494 disallow changes from SFmode to mode with different size in FP regs.
3496 2012-02-12 Robert Millan <rmh@gnu.org>
3497 Gerald Pfeifer <gerald@pfeifer.com>
3499 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3502 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3504 PR rtl-optimization/52175
3505 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3506 to frame-related instructions.
3508 2012-02-10 Jason Merrill <jason@redhat.com>
3511 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3512 (demangle_new_symbols): Fill it.
3513 (scan_linker_output): Walk it.
3514 (start_tweaking): Split out from scan_linker_output.
3515 (maybe_tweak): Update sym->chosen.
3516 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3518 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3521 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3523 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3525 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3526 having the same mode as previous compare.
3528 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3530 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3531 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3532 (nonlocal_goto_internal): Likewise.
3533 (nonlocal_goto): Emit a use and an indirect jump directly.
3535 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3538 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3539 __atomic_{is,always}_lock_free.
3541 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3544 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3545 negative constant address for x32.
3547 2012-02-10 Richard Henderson <rth@redhat.com>
3549 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3550 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3551 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3553 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3554 Ira Rosen <irar@il.ibm.com>
3556 PR tree-optimization/50031
3557 * targhooks.c (default_builtin_vectorization_cost): Handle
3559 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3560 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3561 all types of reduction and pattern statements.
3562 (vect_estimate_min_profitable_iters): Likewise.
3563 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3564 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3565 for explicit realigns.
3566 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3567 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3569 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3570 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3571 vec_perm for VSX and handle vec_promote_demote.
3573 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3576 * builtins.c (fold_builtin_atomic_always_lock_free,
3577 expand_builtin_atomic_always_lock_free,
3578 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3579 Return and/or test boolean_true_node/boolean_false_node instead of
3580 integer_one_node/integer_zero_node.
3582 2012-02-10 Jan Hubicka <jh@suse.cz>
3585 * predict.c (predict_paths_for_bb): Prevent looping.
3586 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3588 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3590 * config/arm/arm.c (output_move_double): In one case properly
3591 count number of instructions that will be emitted.
3593 2012-02-10 Richard Guenther <rguenther@suse.de>
3595 PR translation/52193
3596 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3598 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3601 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3603 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3606 * var-tracking.c (emit_note_insn_var_location): If
3607 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3608 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3609 non-NOTE_DURING_CALL_P insn.
3611 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3614 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3616 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3619 * gcc.c (switch_matches) Support switches with separated form,
3622 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3624 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3626 (RAMPZ_ADDR): Ditto.
3627 * config/avr/avr.c (avr_addr_t): New typedef.
3628 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3629 (avr_init_expanders): Initialize it.
3630 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3632 (expand_epilogue): Ditto.
3633 (avr_print_operand): Ditto.
3634 (avr_file_start): Ditto.
3635 (avr_emit_movmemhi): Ditto.
3637 2012-02-08 Richard Guenther <rguenther@suse.de>
3639 PR tree-optimization/46886
3640 * tree-flow.h (do_while_loop_p): Declare.
3641 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3642 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3644 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3646 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3647 always succeed for integers larger than a native word.
3649 2012-02-08 Richard Guenther <rguenther@suse.de>
3651 PR rtl-optimization/52170
3652 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3653 properly handle integer vector modes.
3655 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3657 PR gcov-profile/52150
3658 * coverage.c: Include target.h.
3659 (build_var): Call targetm.strip_name_encoding on the assembler name.
3660 Change one _ into . or $ if the target allows it.
3661 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3663 PR rtl-optimization/52139
3664 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3665 is a BARRIER after emit_insn_after_noloc, move BB_END
3666 to the last non-BARRIER insn before it.
3668 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3671 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3672 (mips_gimplify_va_arg_expr): Call it instead of
3673 std_gimplify_va_arg_expr.
3675 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3677 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3678 message for -mno-pointers-to-nested-function.
3680 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3683 * expr.c (get_inner_reference): If there is an offset, add a negative
3684 bit position to it (if any).
3686 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3688 PR rtl-optimization/52060
3689 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3690 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3691 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3692 and/or i0src_copy2 when needed.
3694 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3696 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3697 or LTOPLUGINSONAME if have_c.
3699 * config/freebsd-spec.h: Add comment about what macros can be defined
3701 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3702 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3705 2012-02-07 Richard Guenther <rguenther@suse.de>
3707 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3708 newline in -alias dumps.
3710 2012-02-07 Kai Tietz <ktietz@redhat.com>
3711 Dave Korn <dave.korn.cygwin@gmail.com>
3714 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3715 Take care that typinfo gets dllexport-attribute.
3717 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3720 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3721 if modifier < EXPAND_SUM call force_operand on the result.
3723 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3725 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3726 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3728 (epiphany_function_type): Replace types for specific interrupts with
3729 EPIPHANY_FUNCTION_INTERRUPT.
3730 (EPIPHANY_INTERRUPT_P): Update.
3731 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3732 New static function.
3733 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3734 <disinterrupt>: Affects type identity.
3735 (epiphany_handle_interrupt_attribute): Handle variable number of
3737 (epiphany_compute_function_type): Update for new
3738 epiphany_function_type definition.
3739 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3740 handlers with a longcall forwarder.
3741 (epiphany_start_function): Handle multiple interrupt arguments and/or
3742 forwarder_section attribute.
3744 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3747 2012-02-07 Alan Modra <amodra@gmail.com>
3750 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3753 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3755 PR tree-optimization/50969
3756 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3757 use vec_perm rather than vector_stmt.
3758 (vect_model_load_cost): Likewise.
3759 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3760 vec_perm to be the same as other vector statements.
3761 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3762 cost of vec_perm for TARGET_VSX.
3764 2012-02-06 Richard Guenther <rguenther@suse.de>
3766 PR tree-optimization/52115
3767 * tree-sra.c (access_has_replacements_p): New function.
3768 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3770 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3773 * trans-mem.c (expand_call_tm): Add an assertion.
3774 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3777 2012-02-06 Richard Guenther <rguenther@suse.de>
3779 PR tree-optimization/50955
3780 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3781 raise cost of expressions that replace an address with an
3782 expression based on a different pointer.
3784 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3787 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3788 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3790 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3793 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3794 -Weffc++ and specify guidelines come from second edition.
3796 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3798 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3799 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3800 (call_direct_split, call_value_split, call_value_internal_direct)
3801 (call_value_direct_split, call_value_multiple_split): Use jal and
3802 jal_macro attributes.
3804 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3806 * reload1.c (reload_regs_reach_end_p): Replace with...
3807 (reload_reg_rtx_reaches_end_p): ...this function.
3808 (new_spill_reg_store): Update commentary.
3809 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3810 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3811 before setting new_spill_reg_store.
3812 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3813 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3814 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3815 for non-spill reload registers.
3817 2012-02-05 Ira Rosen <irar@il.ibm.com>
3819 PR tree-optimization/52091
3820 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3821 (vect_is_simple_use_1): Likewise.
3822 * tree-vect-loop.c (vectorizable_reduction): Update calls
3823 to vect_is_simple_use_1 and vect_is_simple_use.
3824 (vectorizable_live_operation): Likewise.
3825 * tree-vect-patterns.c (widened_name_p,
3826 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3827 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3828 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3829 vectorizable_shift,vectorizable_operation, vectorizable_store,
3830 vectorizable_load): Likewise.
3831 (vect_is_simple_cond): Add an argument, pass it to
3832 vect_is_simple_use_1.
3833 (vectorizable_condition): Update calls to vect_is_simple_cond,
3835 (vect_is_simple_use): Add an argument, the statement in which
3836 OPERAND is used. Check that if OPERAND's def stmt is a double
3837 reduction phi node, the use is a phi node too.
3838 (vect_is_simple_use_1): Add an argument, pass it to
3840 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3841 to vect_is_simple_use.
3843 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3845 PR rtl-optimization/52095
3846 * modulo-sched.c (dump_insn_locator): New function.
3847 (loop_canon_p, sms_schedule): Use it.
3849 PR rtl-optimization/52113
3850 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3851 even for decomposable shift/zext insns.
3853 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3854 Zdenek Dvorak <ook@ucw.cz>
3856 PR rtl-optimization/52092
3857 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3858 on get_iv_value result.
3860 2012-02-02 Andrew Pinski <apinski@cavium.com>
3864 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3866 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3869 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3871 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3873 PR rtl-optimization/49800
3874 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3875 (sched_finish): Call regstat_free_n_sets_and_refs.
3877 2012-02-02 Jia Liu <proljc@gmail.com>
3879 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3882 2012-02-02 Jan Hubicka <jh@suse.cz>
3883 Tom de Vries <tom@codesourcery.com>
3886 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3887 * varpool.c (varpool_analyze_pending_decls): Likewise.
3889 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3890 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3892 * config.gcc: Add cr16-* support.
3894 * doc/extend.texi: Document cr16 extensions.
3895 * doc/install.texi: Document cr16 install.
3896 * doc/invoke.texi: Document cr16 options.
3897 * doc/md.texi: Document cr16 constraints.
3899 * common/config/cr16/cr16-common.c: New file.
3900 * config/cr16/cr16.c: New file.
3901 * config/cr16/cr16.h: New file.
3902 * config/cr16/cr16.md: New file.
3903 * config/cr16/cr16.opt: New file.
3904 * config/cr16/cr16-protos.h: New file.
3905 * config/cr16/predicates.md: New file.
3906 * config/cr16/constraints.md: New file.
3907 * config/cr16/t-cr16: New file.
3909 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3912 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3913 that operands[2] is either immediate, or q_regs_operand.
3915 PR tree-optimization/52073
3916 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3917 a pattern stmt for pattern uses, ignore uses outside of the loop.
3919 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3921 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3922 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3923 (OUT_AS1, OUT_AS2): Remove.
3925 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3927 PR rtl-optimization/51374
3928 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3929 to cross other volatile_refs_p insns.
3931 2012-02-01 Richard Guenther <rguenther@suse.de>
3933 * doc/invoke.texi (fno-inline): Clarify documentation.
3934 (finline-small-functions): Likewise.
3935 (finline-functions): Likewise.
3936 * common.opt (finline): Adjust comment and documentation.
3937 (finline-small-functions): Clarify documentation.
3938 (finline-functions): Likewise.
3939 (finline-functions-called-once): Likewise.
3941 2012-02-01 Tristan Gingold <gingold@adacore.com>
3943 * c-typeck.c (composite_type): Keep mode for pointers.
3945 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3947 * function.h (regno_reg_rtx): Adjust comment.
3948 * reginfo.c (init_reg_modes_target): Only use the previous mode
3949 if it fits within one register. Remove MIPS comment.
3951 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3954 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3956 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3958 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3959 to srak instruction.
3961 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3963 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3965 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3970 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3972 2012-01-31 Richard Guenther <rguenther@suse.de>
3974 PR tree-optimization/51528
3975 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3978 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3983 * ree.c (add_removable_extension): Change def_map argument
3984 to unsigned *, store in def_map 1 + offset into *insn_list vector
3985 instead of pointers into the vector.
3986 (find_removable_extensions): Adjust caller.
3988 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3990 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3991 Transform all "* quoted-c-code" to { c-code }.
3992 Remove redundant test for "optimize" in combine patterns.
3993 Move (include "avr-dimode.md") to end of file.
3995 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3998 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3999 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4001 2012-01-30 Richard Guenther <rguenther@suse.de>
4003 PR tree-optimization/52028
4004 * tree-loop-distribution.c (ldist_gen): Properly update
4007 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4010 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4011 set_cur_line_info_table if not emitting debug info.
4013 PR tree-optimization/52046
4014 * tree-vect-patterns.c (check_bool_pattern): Give up if
4015 a comparison could throw.
4018 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4020 2012-01-30 Richard Guenther <rguenther@suse.de>
4022 PR tree-optimization/52045
4023 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4024 SSA form if cfgcleanup did anything.
4026 2012-01-30 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/52045
4029 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4030 before computing final todo.
4032 2012-01-30 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/51528
4035 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4038 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4040 * df-problems.c (df_kill_notes): Check that the use refers
4041 to the note under examination.
4043 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4046 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4047 parameter and use short-lived pseudos.
4048 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4049 (sparc_expand_vector_init): Const-ify local variables and adjust
4050 calls to above functions.
4052 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4054 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4056 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4058 * doc/invoke.texi: Make usage of "compile time" and
4059 "run time"/"runtime" consistent throughout the file.
4061 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4063 * config/alpha/alpha.c (alpha_option_override): Default to
4064 full IEEE compliance mode for Go language.
4066 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4068 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4069 (LINK_SSP_SPEC): Define.
4071 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4074 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4077 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4079 * doc/invoke.texi: Correct hyphenation of "floating point",
4080 "double precision", and related terminology throughout the file.
4082 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4085 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4086 arm_general_register_operand predicate for operand 2 instead of
4089 2012-01-27 Ian Lance Taylor <iant@google.com>
4092 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4093 * builtins.c (expand_builtin_init_trampoline): Add onstack
4094 parameter. Change caller.
4095 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4096 * tree.c (build_common_builtin_nodes): Declare
4097 __builtin_init_heap_trampoline.
4099 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4101 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4102 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4103 * config/avr/avr.c: Ditto.
4104 (avr_regnames): Remove because unused.
4105 * config/avr/avr.md (*cpse.ne): New peephole.
4106 (*cpse.eq): New peephole from former cpse peepholes.
4108 2012-01-27 Michael Eager <eager@eagercon.com>
4110 * config/microblaze.c (microblaze_emit_compare): Correct
4111 test after pcmp instruction.
4113 2012-01-27 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/52020
4116 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4118 2012-01-27 Richard Guenther <rguenther@suse.de>
4120 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4121 function non-const/pure.
4123 2012-01-27 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/50444
4126 * tree-sra.c (build_ref_for_offset): Properly adjust the
4127 MEM_REF type for unaligned accesses.
4129 2012-01-27 Richard Guenther <rguenther@suse.de>
4131 PR tree-optimization/50444
4132 * expr.c (mem_ref_refers_to_non_mem_p): New function.
4133 (expand_assignment): Use it. Properly handle misaligned
4134 bases when expanding stores to component references.
4135 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
4138 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
4141 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
4142 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
4143 * tree-data-ref.c (find_data_references_in_loop): Make static.
4144 (compute_all_dependences): Change return type to bool. Bail out
4145 for too many datarefs in a loop. Move the hunk resetting the data
4146 dependences vector from ...
4147 (compute_data_dependences_for_loop): ... here. Account for
4148 compute_all_dependences returning false.
4149 (compute_data_dependences_for_bb): Likewise.
4150 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
4151 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
4153 2012-01-27 Richard Guenther <rguenther@suse.de>
4156 * expr.c (store_field): Use the alias-set of the scratch memory
4159 2012-01-27 Tom de Vries <tom@codesourcery.com>
4161 PR tree-optimization/51990
4162 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4164 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
4166 2012-01-27 Jakub Jelinek <jakub@redhat.com>
4169 * var-tracking.c (reverse_op): Don't add any reverse operation
4170 if V already has any constant locations.
4172 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4174 * doc/invoke.texi: Correct usage of "command line" (noun)
4175 vs "command-line" (adjective) throughout.
4177 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4179 * doc/invoke.texi (Language Independent Options): Move
4180 -Wcoverage-mismatch blurb from here....
4181 (Warning Options): ...to here.
4183 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
4185 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4186 Set rs6000_always_hint to false for 476.
4188 2012-01-27 Matthias Klose <doko@ubuntu.com>
4190 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
4192 * incpath.c (add_standard_paths): Likewise.
4194 2012-01-27 Richard Henderson <rth@redhat.com>
4196 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4197 * config/m68k/sync.md (atomic_test_and_set): Rename from
4198 sync_test_and_setqi and adjust the operands.
4199 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
4200 and unconditionally enable.
4202 2012-01-27 Richard Henderson <rth@redhat.com>
4204 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4205 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
4206 (ldstub): Rename from ldstubqi.
4207 (ldstub<I24MODE>): Remove.
4209 2012-01-27 Richard Henderson <rth@redhat.com>
4211 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4212 * c-cppbuiltin.c (cpp_atomic_builtins): Define
4213 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
4214 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
4215 * doc/tm.texi: Rebuild.
4217 2012-01-27 Richard Henderson <rth@redhat.com>
4219 * optabs.c (gen_atomic_test_and_set): Remove default.
4220 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
4222 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4224 PR rtl-optimization/51978
4225 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
4226 (combine_reaching_defs): Likewise.
4227 (struct re_info): Remove.
4228 (add_removable_extension): Remove x and data arguments,
4229 add insn, insn_list and def_map. Use the arguments directly
4230 instead of using struct re_info.
4231 (find_removable_extensions): Don't call add_removable_extension
4232 through note_stores, instead just call it with single_set
4234 (find_and_remove_re): Pass curr_cand->expr instead of
4235 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
4237 2012-01-26 Michael Matz <matz@suse.de>
4239 PR tree-optimization/46590
4240 * cfgexpand.c: Revert last change (r183305).
4241 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
4243 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
4244 checking for emptiness.
4246 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4249 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
4250 non-addressable non-BLKmode base correctly.
4252 2012-01-26 Michael Matz <matz@suse.de>
4254 PR tree-optimization/48794
4255 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
4256 regions referenced from RESX/EH_DISPATCH.
4258 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4260 * config/s390/s390.h: Make BRANCH_COST an option.
4261 * config/s390/s390.opt: New option -mbranch-cost.
4263 2012-01-26 Richard Henderson <rth@redhat.com>
4265 Revert 2012-01-24 change:
4266 * trans-mem.c (requires_barrier): Do not instrument thread local
4267 variables and emit save/restore for them.
4269 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4272 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
4275 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
4277 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
4280 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
4283 Rename __pgm to __flash.
4284 Rename __pgm1 to __flash1.
4285 Rename __pgm2 to __flash2.
4286 Rename __pgm3 to __flash3.
4287 Rename __pgm4 to __flash4.
4288 Rename __pgm5 to __flash5.
4289 Rename __pgmx to __memx.
4290 * doc/extend.texi (AVR Named Address Spaces)
4291 Rename address space names as indicated above.
4292 * config/avr/avr.c (avr_addrspace): Ditto.
4294 * config/avr/avr-protos.h
4295 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
4296 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
4297 * config/avr/predicates.md: Ditto.
4298 * config/avr/avr.c Ditto, and
4299 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
4300 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
4302 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
4303 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
4304 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
4305 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
4306 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
4307 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
4308 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
4309 * config/avr/avr.c: Ditto.
4310 * config/avr/avr.md: Ditto.
4312 2012-01-25 Jason Merrill <jason@redhat.com>
4315 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
4317 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4319 PR tree-optimization/51987
4320 * tree-data-ref.c (get_references_in_stmt): Handle references in
4321 non-volatile GIMPLE_ASM.
4323 2012-01-25 Richard Guenther <rguenther@suse.de>
4325 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
4326 bases are dereferenced.
4328 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4330 PR rtl-optimization/48374
4331 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
4333 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4335 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
4336 compute_data_dependences_for_loop returns false.
4337 * tree-parloops.c (loop_parallel_p): Likewise.
4339 2012-01-25 Richard Guenther <rguenther@suse.de>
4341 * tree.h (get_pointer_alignment_1): Declare.
4342 * builtins.c (get_pointer_alignment_1): New function.
4343 (get_pointer_alignment): Use it.
4345 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4347 PR rtl-optimization/48308
4348 * combine.c (enum undo_kind): Add UNDO_LINKS.
4349 (struct undo): Add member l to other_contents and where.
4350 (do_SUBST_LINK): New.
4352 (try_combine): Handle LOG_LINKS for the dummy i1 case.
4353 (undo_all): Handle UNDO_LINKS.
4355 2012-01-25 Richard Henderson <rth@redhat.com>
4357 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
4360 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4362 * optabs.c (gen_atomic_test_and_set): Use each argument.
4364 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4366 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
4367 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
4368 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
4369 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
4370 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
4371 TARGET_PAIRED_SINGLE_FLOAT.
4373 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4375 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4376 (in_struct, return_val): Remove MEM documentation.
4377 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
4378 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4379 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
4381 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4382 * cfgexpand.c (add_alias_set_conflicts): Likewise.
4383 * expr.c (store_field): Likewise.
4384 * function.c (assign_stack_temp_for_type): Likewise.
4385 * ifcvt.c (noce_try_cmove_arith): Likewise.
4386 * reload1.c (reload): Likewise.
4387 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
4388 (alpha_set_memflags): Likewise.
4389 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
4391 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4393 * rtl.h (true_dependence, canon_true_dependence): Remove varies
4395 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
4396 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
4397 (true_dependence_1, true_dependence, canon_true_dependence): Remove
4399 * cselib.c (cselib_rtx_varies_p): Delete.
4400 (cselib_invalidate_mem): Update call to canon_true_dependence.
4401 * dse.c (record_store, check_mem_read_rtx): Likewise.
4402 (scan_reads_nospill): Likewise.
4403 * cse.c (check_dependence): Likewise.
4404 (cse_rtx_varies_p): Delete.
4405 * expr.c (safe_from_p): Update call to true_dependence.
4406 * ira.c (validate_equiv_mem_from_store): Likewise.
4407 (memref_referenced_p): Likewise.
4408 * postreload-gcse.c (find_mem_conflicts): Likewise.
4409 * sched-deps.c (sched_analyze_2): Likewise.
4410 * store-motion.c (load_kills_store): Likewise.
4411 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
4412 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4413 (compute_transp): Update call to canon_true_dependence.
4415 2012-01-25 Richard Henderson <rth@redhat.com>
4417 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
4418 (maybe_emit_atomic_test_and_set): New.
4419 (expand_sync_lock_test_and_set): Use it.
4420 (expand_atomic_test_and_set): Likewise.
4421 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
4422 the implementation; clarify implementation defined details.
4423 * doc/md.texi (atomic_test_and_set): Document.
4425 2012-01-25 Richard Henderson <rth@redhat.com>
4427 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
4429 2012-01-25 Richard Henderson <rth@redhat.com>
4432 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
4433 to effect no-op split.
4435 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4438 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
4439 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
4440 (BT_FN_VOID_PTR_INT_SIZE): New.
4441 (BT_FN_UINT_UINT_VAR): Remove.
4442 (BT_FN_UINT32_UINT32_VAR): New.
4443 (BT_FN_DOUBLE_VPTR): Remove.
4444 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
4446 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
4447 (_ITM_changeTransactionMode): Same.
4448 (_ITM_memmoveRtWt): Change return type to void.
4449 (_ITM_memcpyRtWt): Same.
4450 (_ITM_memsetW): Same.
4451 (_ITM_RaRD): Change types to double.
4456 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
4458 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4459 Patrick Marlier <patrick.marlier@gmail.com>
4461 * trans-mem.c (requires_barrier): Do not instrument thread local
4462 variables and emit save/restore for them.
4464 2012-01-24 Jason Merrill <jason@redhat.com>
4467 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4468 output static aliases.
4470 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4473 * common.opt (-pie, -shared, pie, shared): Change from Common to
4475 * gcc.c (display_help): Display help for -pie and -shared.
4477 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4480 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4481 Remove note on size/offset limitation.
4482 (AVR Variable Attributes): Add example how to read data located
4483 with progmem. Refer to named address spaces.
4484 * doc/invoke.texi (AVR Options): Fix typo.
4486 2012-01-24 Richard Guenther <rguenther@suse.de>
4488 Forward-port to trunk
4489 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4492 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4493 op0 isn't sufficiently aligned and there is movmisalignM
4494 insn for mode, use it to load op0 into a temporary register.
4496 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4499 * target.def (const_not_ok_for_debug_p): New hook.
4500 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4502 * doc/tm.texi: Regenerated.
4503 * dwarf2out.c (const_ok_for_output_1): If
4504 targetm.const_not_ok_for_debug_p returns true, fail.
4505 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4507 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4509 2012-01-23 Kai Tietz <ktietz@redhat.com>
4512 * config/i386/predicates.md (symbolic_operand): Allow
4513 UNSPEC_PCREL as PIC expression for lea.
4514 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4515 * config/i386/i386.c (ix86_delegitimize_address): Handle
4516 UNSPEC_PCREL for none-MEM, too.
4518 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4520 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4521 (ipa_tm_create_version_alias): Same.
4523 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4526 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4527 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4529 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4530 Patrick Marlier <patrick.marlier@gmail.com>
4531 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4534 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4535 simple_object_start_read.
4537 2012-01-23 Richard Guenther <rguenther@suse.de>
4540 PR tree-optimization/51895
4541 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4542 parameter decomposition into BLKmode components.
4544 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4546 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4547 fake variables for restrict-qualified pointers whose pointed-to type
4548 contains a placeholder.
4550 2012-01-23 Richard Guenther <rguenther@suse.de>
4552 PR tree-optimization/51949
4553 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4555 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4557 PR rtl-optimization/51933
4558 * ree.c (transform_ifelse): Return true right away if dstreg is
4559 already wider or equal to cand->mode.
4560 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4561 (make_defs_and_copies_lists): Remove defs_list and copies_list
4562 arguments, add state argument, just truncate state->work_list
4563 instead of always allocating and freeing the vector. Assert that
4564 get_defs succeeds instead of returning 2. Changed return type to bool.
4565 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4566 have ext_src_mode, see if it has been modified already with the
4567 right kind of extension and has been extended before from the
4568 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4569 just return true. Remember the original mode in state->modified array.
4570 (combine_reaching_defs): Add state argument. Don't allocate and
4571 free here def_list, copied_list and vec vectors, instead just
4572 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4573 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4574 Add state variable, clear vectors in it, initialize state.modified
4575 if needed. Free all the vectors at the end and state.modified too.
4576 Don't skip a candidate if the extension expression has been modified.
4578 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4581 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4582 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4583 (extra_options) interix.opt -> i386/interix.opt"
4584 (extra_objs):Add winnt-stubs.o
4585 * configure.ac: Add interix to target_os .comm on PE check.
4586 * configure: Regenerate.
4587 * config/interix3.h: Delete and move bits to..
4588 * config/interix.h: Delete and move bits to..
4589 * config/i386/i386-interix3.h: Delete and move bits to..
4590 * config/i386/i386-interix.h: ..here.
4591 (TARGET_CPU_DEFAULT): Remove redefinition.
4592 (TARGET_ASM_CONSTRUCTOR): Undefine.
4593 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4594 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4595 (PTRDIFF_TYPE): Define.
4596 (LONG_DOUBLE_TYPE_SIZE): Define.
4597 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4598 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4599 (TARGET_SECTION_TYPE_FLAGS): Define.
4600 (ASM_DECLARE_FUNCTION_NAME): Define.
4601 (ASM_OUTPUT_EXTERNAL): Define.
4602 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4603 (ASM_OUTPUT_ALIGNED_BSS): Define.
4604 (PCC_BITFIELD_TYPE_MATTERS): Define.
4605 (USE_CONST_SECTION): Define.
4606 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4607 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4608 (SUPPORTS_ONE_ONLY): Remove.
4609 (I386_PE_STRIP_ENCODING): Define.
4610 * config/interix.opt: Delete and move bits to..
4611 * config/i386/interix.opt: ..here. New.
4612 (mpe-aligned-commons): Add.
4613 * config/i386/t-interix: Add copyright header.
4614 (winnt-stubs.o): Add rule.
4616 2012-01-22 Jason Merrill <jason@redhat.com>
4619 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4620 for extra name aliases.
4622 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4624 PR rtl-optimization/51924
4625 * ree.c (combine_set_extension): Improve debugging message.
4626 (combine_reaching_defs): Likewise.
4627 (get_defs): Rename confusingly named variable.
4628 (find_and_remove_re): Skip a candidate if the extension expression has
4631 2012-01-21 Robert Millan <rmh@gnu.org>
4632 Gerald Pfeifer <gerald@pfeifer.com>
4634 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4635 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4637 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4639 PR tree-optimization/51914
4640 * tree-vect-stmts.c (vectorizable_conversion): For
4641 cvt_type && modifier == WIDEN, put temporary with cvt_type
4642 at the beginning of vec_dsts and set vec_dest to temporary
4645 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4647 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4649 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4651 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4652 * config/rs6000/rs6000.c: Likewise.
4654 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4657 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4658 output_move_double on a copy of operands array.
4660 2012-01-20 Cary Coutant <ccoutant@google.com>
4661 Dodji Seketeli <dodji@redhat.com>
4664 * dwarf2out.c (copy_declaration_context): Return ref to parent
4665 of declaration DIE, if necessary.
4666 (remove_child_or_replace_with_skeleton): Add new parameter; update
4667 caller. Place skeleton DIE under parent DIE of original declaration.
4668 Move call to copy_declaration_context to here ...
4669 (break_out_comdat_types): ... from here.
4671 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4673 PR rtl-optimization/51856
4674 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4677 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4680 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4681 hints for neon loads and stores.
4683 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4687 * doc/extend.texi (Named Address Spaces): Split into subsections.
4688 (AVR Named Address Spaces): New subsection.
4689 (M32C Named Address Spaces): New subsection.
4690 (RL78 Named Address Spaces): New subsection.
4691 (SPU Named Address Spaces): New subsection.
4692 (Variable Attributes): New anchor "AVR Variable Attributes".
4693 (AVR Variable Attributes): Rewrite and avoid wording
4694 "address space" in this context.
4695 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4696 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4697 (AVR Built-in Macros): New subsubsection therein.
4698 * doc/md.texi (AVR constraints): Remove "C04", "R".
4700 2012-01-20 Richard Guenther <rguenther@suse.de>
4702 PR tree-optimization/51903
4703 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4704 when removing stmts.
4706 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4709 * config/arm/arm.c (arm_load_pic_register): Use
4710 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4711 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4712 (arm_pic_static_addr): Likewise.
4713 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4714 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4715 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4716 (pic_load_addr_unified): New.
4718 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4721 * function.c (instantiate_virtual_regs_in_insn): Use
4722 delete_insn_and_edges when removing a wrong asm insn.
4724 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4726 PR rtl-optimization/40761
4727 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4728 Add new member loop_num.
4729 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4730 (ira_build): Remove the parameter.
4732 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4733 (ira.c): Do not build CFG loops for one region allocation. Remove
4734 argument from ira_build call.
4736 * ira-build.c (init_loop_tree_node): New function.
4737 (create_loop_tree_nodes): Use it. Separate the case when CFG
4738 loops are not built.
4739 (more_one_region_p): Check current_loops.
4740 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4742 (add_loop_to_tree): Process loop equal to NULL too.
4743 (form_loop_tree): Separate the case when CFG loops are not built.
4744 Use explicitly number for the root.
4745 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4747 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4748 instead of loop->num.
4749 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4750 (mark_all_loops_for_removal): Ditto.
4751 (remove_unnecessary_regions): Separate the case when CFG loops
4753 (ira_build): Remove the parameter. Use explicit number of regions
4754 when CFG loops are not built.
4756 * ira-color.c (print_loop_title): Separate the case for the root node.
4757 Use loop_num instead of loop->num.
4758 (move_spill_restore): Use loop_num instead of loop->num.
4760 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4761 (change_loop): Ditto.
4762 (change_loop): Use loop_num instead of loop->num.
4764 * ira-lives.c (process_bb_node_lives): Ditto.
4766 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4768 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4770 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4773 * tree-mudflap.c (mf_artificial): New function.
4774 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4775 mx_register_decls, mudflap_enqueue_decl): Use it.
4778 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4779 numbers in the insn pattern.
4781 2012-01-19 Michael Matz <matz@suse.de>
4783 PR tree-optimization/46590
4784 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4785 use it in remembering which conflicts we already created.
4786 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4789 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4792 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4793 (merge_and_complain): Same.
4795 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4798 * config/initfini-array.h: Guard content of the header
4799 with #ifdef HAVE_INITFINI_ARRAY.
4800 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4801 Add initfini-array.h to tm_file here.
4802 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4803 * config.gcc: Don't add initfini-array.h to tm_file here.
4804 * configure: Regenerated.
4806 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4808 PR rtl-optimization/51505
4809 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4810 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4811 (df_note_bb_compute): Update the call to df_kill_notes.
4813 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4815 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4817 2012-01-18 Richard Guenther <rguenther@suse.de>
4819 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4820 of conversions to void *.
4822 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4823 Richard Sandiford <rdsandiford@googlemail.com>
4827 * optabs.h (simplify_expand_binop): Declare.
4828 * optabs.c (simplify_expand_binop): Make global.
4829 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4830 endian targets if the source cannot be exactly covered by word
4833 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4836 * hard-reg-set.h (struct hard_reg_set_container): New type.
4837 * target.h (struct hard_reg_set_container): Forward declare.
4838 * target.def (set_up_by_prologue): New target hook.
4839 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4840 * doc/tm.texi: Regenerated.
4841 * function.c (thread_prologue_and_epilogue_insns): Change
4842 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4843 Call targetm.set_up_by_prologue on it.
4844 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4845 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4847 2012-01-17 Nick Clifton <nickc@redhat.com>
4849 * config/rx/rx.c (rx_can_use_simple_return): New function.
4850 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4851 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4853 2012-01-17 Richard Guenther <rguenther@suse.de>
4856 * expr.c (expand_assignment): Take address-space information
4857 from the address operand of MEM_REF and TARGET_MEM_REF.
4858 (expand_expr_real_1): Likewise.
4860 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4862 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4863 reload dump is requested.
4865 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4868 * trans-mem.c (requires_barrier): Call may_be_aliased.
4870 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4872 PR tree-optimization/51877
4873 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4874 call arguments and fndecls compare equal, instead return false if they
4875 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4876 both SSA_NAMEs that are valueized the same, or they satisfy
4879 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4881 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4883 * configure: Regenerate.
4885 2012-01-16 Jan Hubicka <jh@suse.cz>
4889 * convert.c (convert_to_integer): Use fold_convert for
4890 converting an INTEGER_CST to integer type.
4892 2012-01-16 Jason Merrill <jason@redhat.com>
4895 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4897 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4900 * config/s390/s390.c (s390_chunkify_start): Don't skip
4901 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4902 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4903 If insn is followed by NOTE_INSN_VAR_LOCATION or
4904 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4905 Don't use location of note insns.
4907 PR tree-optimization/51865
4908 * tree-inline.c (tree_function_versioning): Call remap_decl
4909 on DECL_RESULT whenever it has VOID_TYPE_P type.
4911 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4913 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4914 for calls to locally-binding MIPS16 functions if only the return
4915 type uses float regs.
4917 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4918 Richard Sandiford <rdsandiford@googlemail.com>
4920 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4921 (SYMBOL_32_HIGH): Likewise.
4922 (mips_output_tls_reloc_directive): Declare.
4923 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4924 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4925 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4926 (mips_lo_relocs, mips_hi_relocs): Make extern.
4927 (mips16_stub_function): Move up file.
4928 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4929 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4930 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4931 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4932 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4933 (mips_get_tp): Add MIPS16 support.
4934 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4935 Generalize DTPREL and TPREL handling.
4936 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4937 Add MIPS16 TLS support.
4938 (mips_output_tls_reloc_directive): New function.
4939 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4940 * config/mips/predicates.md (symbolic_operand_with_high)
4941 (tls_reloc_operand): New predicates.
4942 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4943 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4944 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4945 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4946 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4947 (*tls_get_tp_mips16_call_<mode>): Likewise.
4949 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4951 PR rtl-optimization/51821
4952 * recog.c (peep2_find_free_register): Determine clobbered registers
4955 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4958 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4959 * config/avr/avr.c: Likewise.
4960 * config/avr/avr.h: Likewise.
4962 2012-01-13 Ian Lance Taylor <iant@google.com>
4965 * tree.h (TYPE_QUALS): Add cast to int.
4966 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4968 2012-01-13 Ian Lance Taylor <iant@google.com>
4970 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4971 comparing param_index to VEC_length result.
4973 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4975 * c-decl.c: Do not include tree-mudflap.h
4976 * tree-optimize.c: Likewise.
4977 * Makefile.in: Update dependencies.
4979 2012-01-13 Richard Guenther <rguenther@suse.de>
4982 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4983 variable-sized result always use RSO.
4985 2012-01-12 DJ Delorie <dj@redhat.com>
4987 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4988 pointer type, not just the default pointer type.
4990 2012-01-09 Richard Henderson <rth@redhat.com>
4991 Denis Chertykov <chertykov@gmail.com>
4994 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4995 * config/avr/avr.c (avr_can_eliminate): Simplify.
4996 (avr_initial_elimination_offset): Likewise.
4997 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4998 (expand_epilogue): Likewise.
4999 (avr_legitimize_address): Gut.
5000 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5001 (avr_hard_regno_nregs): New.
5002 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5003 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5004 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5005 add soft frame pointer.
5006 (CALL_USED_REGISTERS): Likewise.
5007 (REG_CLASS_CONTENTS): Likewise.
5008 (REGISTER_NAMES): Likewise.
5009 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5010 (HARD_FRAME_POINTER_REGNUM): New.
5011 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5012 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5013 remove the HARD_FRAME_POINTER self-elimination.
5015 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5018 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5019 DECL_EXTERNAL when checking for initializers of progmem variables.
5021 2012-01-12 Ira Rosen <irar@il.ibm.com>
5023 PR tree-optimization/51799
5024 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5025 that the last operation is a type demotion.
5027 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5029 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5030 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5032 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5035 * combine.c (distribute_notes): If i3 is a noreturn call,
5036 allow old_size to be equal to args_size and make sure the
5037 noreturn call gets REG_ARGS_SIZE note.
5038 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5039 on noreturn calls even when the delta is 0.
5041 2012-01-11 Nathan Sidwell <nathan@acm.org>
5043 * gcov.c (STRING_SIZE): Remove.
5044 (generate_results): Erase annotations for source files with no
5045 coverage information.
5047 (output_lines): Use it.
5049 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5051 * gimple.h (gimplify_body): Remove first argument.
5052 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5053 pointer set here, instead just pass DATA to walk_tree.
5054 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5055 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5056 (unvisit_body): Likewise, but with unmark_visited.
5057 (gimplify_body): Remove BODY_P argument and adjust.
5058 (gimplify_function_tree): Adjust call to gimplify_body.
5059 * omp-low.c (finalize_task_copyfn): Likewise.
5061 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5063 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5064 (build_function_type_skip_args): Delete.
5065 * tree.c (build_function_type_skip_args): Make static and add
5066 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5067 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5068 pass it to build_function_type_skip_args.
5069 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5070 (tree_function_versioning): Likewise.
5071 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5072 build_function_decl_skip_args.
5073 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5074 and pass it to build_function_decl_skip_args/tree_function_versioning.
5075 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5076 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5077 * trans-mem.c (ipa_tm_create_version): Likewise.
5078 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5079 * tree-inline.c (declare_return_variable): Remove always-true test.
5080 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5081 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5082 * ipa-split.c (split_function): Skip the return value for the split
5083 part if it doesn't return.
5085 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5087 PR tree-optimization/49642
5088 * ipa-split.c (forbidden_dominators): New variable.
5089 (check_forbidden_calls): New function.
5090 (dominated_by_forbidden): Likewise.
5091 (consider_split): Check for forbidden dominators.
5092 (execute_split_functions): Initialize and free forbidden
5093 dominators info; call check_forbidden_calls.
5095 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5097 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5099 2012-01-11 Nick Clifton <nickc@redhat.com>
5101 * config/rx/rx.md (return): Define pattern.
5103 2012-01-11 Richard Guenther <rguenther@suse.de>
5105 * doc/extend.texi (malloc attribute): Adjust according to
5108 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5109 Patrick Marlier <patrick.marlier@gmail.com>
5112 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5113 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5114 (ipa_tm_note_irrevocable): Same.
5115 (ipa_tm_scan_irr_block): Same.
5116 (ipa_tm_decrement_clone_counts): Same.
5117 (ipa_tm_scan_irr_function): Same.
5118 (ipa_tm_create_version_alias): Same.
5119 (ipa_tm_create_version): Same.
5120 (ipa_tm_transform_calls_redirect): Same.
5121 (ipa_tm_transform_calls): Same.
5122 (ipa_tm_transform_transaction): Same.
5123 (ipa_tm_execute): Same.
5125 2012-01-10 Richard Guenther <rguenther@suse.de>
5128 * opts.c (common_handle_option): Handle -Werror.
5130 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5132 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
5135 2012-01-10 Jason Merrill <jason@redhat.com>
5137 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
5140 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5142 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
5143 supports R_386_TLS_GD_PLT reloc.
5144 (gcc_cv_as_ix86_tlsldmplt): Check if linker
5145 supports R_386_TLS_LDM_PLT reloc.
5146 * configure: Regenerate.
5147 * config.in: Regenerate.
5149 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
5152 Extend __pgmx semantics to linearize memory.
5153 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
5154 determine if code comes inline or from libgcc.
5155 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
5156 (movmem_qi, movmem_qi): Set constraint #2 to "n".
5157 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
5158 (movmemx_qi, movmemx_hi): New insns.
5159 (xload_<mode>_libgcc): Rewrite to new insn condition.
5160 (xload_<mode>): Remove insns.
5161 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
5162 cases that don't satisfy avr_xload_libgcc_p().
5163 (avr_addr_space_convert): Allow converting in any direction.
5164 (avr_addr_space_subset_p): Return always true.
5165 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
5166 (avr_emit_movmemhi): Ditto.
5167 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
5168 (avr_out_movmem): Ditto.
5169 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
5170 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
5171 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
5172 (avr_encode_section_info): Encode 'progmem' in symbol flags.
5173 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
5175 2012-01-10 Richard Guenther <rguenther@suse.de>
5177 PR tree-optimization/50913
5178 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
5179 Require data-refs to be representable by Graphite with respect
5182 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
5184 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
5185 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
5187 2012-01-10 Tom de Vries <tom@codesourcery.com>
5189 PR rtl-optimization/51271
5190 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
5191 handling annulled branch.
5193 2012-01-10 Richard Henderson <rth@redhat.com>
5195 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
5196 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
5197 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
5198 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
5199 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
5200 arm_expand_vec_perm_const): New.
5201 * config/arm/arm-protos.h: Update.
5202 * config/arm/neon.md (UNSPEC_VCONCAT): New.
5203 (*neon_vswp<VDQX>): New.
5204 (neon_vcombine<VDX>): Use neon_split_vcombine.
5205 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
5206 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
5207 (vec_perm<VE>): New.
5209 2012-01-10 Richard Henderson <rth@redhat.com>
5211 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
5212 use it if reload_completed.
5213 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
5214 arm_output_asm_insn, arm_process_output_memory_barrier,
5215 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
5216 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
5217 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
5218 arm_process_output_sync_insn, arm_output_sync_insn,
5219 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
5220 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
5221 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
5222 (emit_unlikely_jump): New.
5223 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
5224 (arm_split_atomic_op): New.
5225 * config/arm/arm-protos.h: Update.
5226 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
5227 (struct arm_sync_generator): Remove.
5228 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
5229 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
5230 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
5231 (VUNSPEC_LL, VUNSPEC_SC): New.
5232 (sync_result, sync_memory, sync_required_value, sync_new_value,
5233 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
5234 (attr length): Don't use arm_sync_loop_insns.
5235 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
5236 (movsfcc, movdfcc): Likewise.
5237 * config/arm/constraints.md (Ua): New.
5238 * config/arm/prediates.md (mem_noofs_operand): New.
5239 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
5240 (sync_clobber, sync_t2_reqd): Remove.
5241 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
5242 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
5243 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
5244 (arm_sync_compare_and_swap<SIDI>): Remove.
5245 (arm_sync_compare_and_swap<NARROW>): Remove.
5246 (arm_sync_lock_test_and_set<SIDI>): Remove.
5247 (arm_sync_lock_test_and_set<NARROW>): Remove.
5248 (arm_sync_new_<syncop><SIDI>): Remove.
5249 (arm_sync_new_<syncop><NARROW>): Remove.
5250 (arm_sync_new_nand<SIDI>): Remove.
5251 (arm_sync_new_nand<NARROW>): Remove.
5252 (arm_sync_old_<syncop><SIDI>): Remove.
5253 (arm_sync_old_<syncop><NARROW>): Remove.
5254 (arm_sync_old_nand<SIDI>): Remove.
5255 (arm_sync_old_nand<NARROW>): Remove.
5256 (*memory_barrier): Merge arm_output_memory_barrier.
5257 (atomic_compare_and_swap<QHSD>): New.
5258 (atomic_compare_and_swap<NARROW>_1): New.
5259 (atomic_compare_and_swap<SIDI>_1): New.
5260 (atomic_exchange<QHSD>): New.
5261 (cas_cmp_operand, cas_cmp_str): New.
5262 (atomic_op_operand, atomic_op_str): New.
5263 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
5264 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
5265 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
5266 (arm_load_exclusive<NARROW>): New.
5267 (arm_load_exclusivesi, arm_load_exclusivedi): New.
5268 (arm_store_exclusive<QHSD>): New.
5270 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5272 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
5273 reload patterns if -mvsx-scalar-memory.
5275 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
5276 generated, even -mno-vsx-scalar-double was used.
5277 (vsx_xscvdpsp_scalar): Likewise.
5278 (vsx_xscvspdp_scalar2): Likewise.
5280 2012-01-09 Tom de Vries <tom@codesourcery.com>
5281 Andrew Pinski <apinski@cavium.com>
5284 * reorg.c (fill_slots_from_thread): Don't speculate
5285 frame-related insns.
5287 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
5289 * sched-int.h (bb_note): Move to...
5290 * basic-block.h: ...here.
5291 * haifa-sched.c (bb_note): Move to...
5292 * cfgrtl.c: ...here.
5293 * function.c (next_block_for_reg): New function.
5294 (move_insn_for_shrink_wrap): Likewise.
5295 (prepare_shrink_wrap): Rewrite to use the above.
5297 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
5299 * gimple.c (is_gimple_non_addressable): Remove.
5300 * gimple.h: Remove is_gimple_non_addressable.
5301 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
5302 is_gimple_non_addressable.
5303 * trans-mem.c (expand_assign_tm): Same.
5305 2012-01-09 Richard Guenther <rguenther@suse.de>
5307 PR tree-optimization/51775
5308 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
5309 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
5311 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5313 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5315 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5317 2012-01-09 Richard Guenther <rguenther@suse.de>
5319 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
5321 2012-01-08 Jan Hubicka <jh@suse.cz>
5323 PR tree-optimize/51680
5324 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
5325 on when known_vals needs to be computed; cleanup.
5327 2012-01-08 Jan Hubicka <jh@suse.cz>
5329 PR tree-optimize/51694
5330 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
5332 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
5334 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
5335 for -std=c++98 and -std=c++11 too.
5337 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
5339 * cfgloop.c (cancel_loop): Add free() of bbs array.
5341 2012-01-07 Jan Hubicka <jh@suse.cz>
5343 PR tree-optimization/51600
5344 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
5345 that benefits small functions.
5347 2012-01-07 Jan Hubicka <jh@suse.cz>
5349 * ipa-inline.c (want_inline_small_function_p): Fix formating.
5351 2012-01-07 Jan Hubicka <jh@suse.cz>
5353 PR tree-optimization/51680
5354 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
5355 whose inlining reduce unit size.
5357 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
5360 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
5361 Add canonical node to containing_mem chain after the non-canonical
5362 one, even if there weren't any locs to propagate.
5363 (remove_useless_values): Keep only canonical values.
5364 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
5365 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
5366 canonicalize mem_chain elements that are not discarded.
5368 2012-01-06 Jakub Jelinek <jakub@redhat.com>
5371 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
5372 before emitting functions.
5374 PR gcov-profile/50127
5375 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
5376 clear_aux_for_blocks.
5378 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
5381 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
5383 2012-01-06 Arnaud Charlet <charlet@adacore.com>
5385 * c-decl.c (ext_block): Moved up.
5386 (collect_all_refs, for_each_global_decl): Take ext_block into account.
5388 2012-01-06 Han Shen <shenhan@google.com>
5390 Translate built-in include paths for sysroot.
5391 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
5392 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
5394 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
5395 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
5397 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
5398 control whether sysroot should be prepended to gxx include dir.
5400 * configure: Regenerate.
5402 2012-01-06 Torvald Riegel <triegel@redhat.com>
5404 PR rtl-optimization/51771
5405 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
5406 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
5408 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5410 PR tree-optimization/51315
5411 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
5412 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
5414 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
5417 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
5418 for shrp pattern. Correctly handle and fixup shift variable.
5419 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
5421 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5424 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
5425 note when !ACCUMULATE_OUTGOING_ARGS.
5427 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5429 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
5431 (extract_range_from_unary_expr_1): Avoid useless computations.
5433 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5435 PR rtl-optimization/51767
5436 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
5437 of jump_block and add an extra edge for degenerated asm gotos.
5440 * stmt.c (check_unique_operand_names): Don't ICE during error
5441 reporting if i is from labels chain.
5444 * profile.c (branch_prob): Split bbs that have exit edge
5445 and need a fake entry edge too.
5447 2012-01-05 Jan Hubicka <jh@suse.cz>
5450 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
5453 2012-01-05 Richard Guenther <rguenther@suse.de>
5456 * tree-streamer-out.c (write_ts_optimization): New function.
5457 (streamer_write_tree_body): Call it.
5458 * tree-streamer-in.c (lto_input_ts_optimization): New function.
5459 (streamer_read_tree_body): Call it.
5460 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
5462 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5465 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5466 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5467 in_cleanup_point_expr before gimplify_stmt call and restore it
5469 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5470 in_cleanup_point_expr is false.
5472 2012-01-05 Richard Guenther <rguenther@suse.de>
5475 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5477 * toplev.c (process_options): Reject combining mudflap and LTO.
5478 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5480 2012-01-05 Richard Guenther <rguenther@suse.de>
5482 PR tree-optimization/51760
5483 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5485 (bit_value_unop): Handle UNDEFINED operands.
5486 (bit_value_binop): Likewise.
5488 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5490 * config/avr/avr.c (avr_replace_prefix): Remove.
5491 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5492 (avr_asm_function_rodata_section): Ditto.
5493 (avr_asm_select_section): Ditto.
5495 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5497 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5500 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5503 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5504 calls that have any non-fake successor edges.
5507 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5509 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5511 PR tree-optimization/51624
5512 * tree-sra.c (build_ref_for_model): When replicating a chain of
5513 COMPONENT_REFs, stop as soon as the offset would become negative.
5515 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5518 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5519 in .debug_loc on the floor.
5521 2012-01-04 Andrew Pinski <apinski@cavium.com>
5523 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5525 2012-01-04 Andrew Pinski <apinski@cavium.com>
5526 Adam Nemet <anemet@caviumnetworks.com>
5528 * config/mips/mips.md (size): Add SI and DI.
5529 (SIZE): New mode attribute.
5530 (U): New code attribute.
5531 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5532 (mips_lbux_<mode>): Delete.
5533 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5534 (mips_lhx): Use gen_mips_lhx_extsi.
5535 (mips_lhx_<mode>): Delete.
5537 (mips_l<size>x): New expand.
5538 (mips_lwx_<mode>): Delete.
5539 (mips_l<GPR:size>x_<P:mode>): New pattern.
5540 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5541 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5542 * config/mips/mips.c (mips_lx_address_p): New function.
5543 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5544 (dsp64): New availability predicate.
5545 (mips_builtins): Add an entry for __builtin_mips_ldx.
5546 * config/mips/mips.h (ISA_HAS_LBX): New define.
5547 (ISA_HAS_LBUX): Likewise.
5548 (ISA_HAS_LHX): Likewise.
5549 (ISA_HAS_LHUX): Likewise.
5550 (ISA_HAS_LWX): Likewise.
5551 (ISA_HAS_LWUX): Likewise.
5552 (ISA_HAS_LDX): Likewise.
5553 * doc/extend.texi (__builtin_mips_ldx): Document.
5555 2012-01-04 Tristan Gingold <gingold@adacore.com>
5557 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5558 when long pointers are used.
5559 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5560 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5561 (ia64-hp-*vms*): Remove.
5562 * config/vms/xm-vms64.h: Delete.
5564 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5567 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5569 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5571 * opts.c (finish_options): Remove duplicate sorry.
5573 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5576 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5579 2012-01-04 Richard Guenther <rguenther@suse.de>
5582 * tree.c (size_low_cst): New function.
5583 * tree.h (size_low_cst): Declare.
5584 * fold-const.c (fold_comparison): Use it to extract the low
5585 part of the POINTER_PLUS_EXPR offset.
5587 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5589 Fix clearing ZERO_REG
5590 * config/avr/avr.md (cc): Add alternative "ldi".
5591 (movqi_insn): Use it in cc attribute.
5592 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5593 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5594 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5596 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5598 * configure: Regenerate.
5600 2012-01-04 Richard Guenther <rguenther@suse.de>
5602 PR tree-optimization/49651
5603 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5604 (var_can_have_subvars): Use it.
5605 (get_constraint_for_1): Only consider subfields if there can be any.
5607 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5610 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5611 to its new canonical_cselib_val and the cselib_val was in
5612 first_containing_mem chain, but the canonical_cselib_val was not,
5613 add the latter into the chain.
5614 (cselib_invalidate_mem): Compare canonical_cselib_val of
5615 addr_list chain elt with v.
5618 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5619 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5621 (output_macinfo_op): Don't ggc_strdup fd->filename.
5622 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5623 then ggc_strdup it. Don't free inc->info or cur->info.
5624 (output_macinfo): Don't free ref->info or file->info.
5626 2012-01-03 Ira Rosen <irar@il.ibm.com>
5628 PR tree-optimization/51269
5629 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5630 first_niters a pointer.
5631 (slpeel_tree_peel_loop_to_edge): Likewise.
5632 (vect_do_peeling_for_loop_bound): Update call to
5633 slpeel_tree_peel_loop_to_edge.
5634 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5635 here. Remove it from the parameters list.
5636 (vect_do_peeling_for_alignment): Update calls and compute
5639 2012-01-03 Richard Guenther <rguenther@suse.de>
5641 PR tree-optimization/51070
5642 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5643 Properly handle calls.
5645 2012-01-03 Richard Guenther <rguenther@suse.de>
5647 PR tree-optimization/51692
5648 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5649 the LHS of allocation stmts.
5651 2012-01-03 Olivier Hainque <hainque@adacore.com>
5653 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5655 2012-01-03 Olivier Hainque <hainque@adacore.com>
5657 * collect2.c (main): In AIX specific computations for vector
5658 insertions, use CONST_CAST2 to cast from char ** to const char **.
5660 2012-01-03 Richard Guenther <rguenther@suse.de>
5663 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5664 the context of a limbo DIE when it does not already exist.
5666 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5668 PR tree-optimization/51719
5669 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5670 but direct call is, clear direct call's lhs and don't add fallthrough
5671 edge from dcall_bb to join_bb and PHIs.
5673 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5675 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5676 the instructions emitted by the pattern.
5677 ("*TDC_insn_<mode>"): Add comment.
5679 2012-01-03 Richard Guenther <rguenther@suse.de>
5682 * fold-const.c (fold_comparison): Properly canonicalize
5683 tree offset and HOST_WIDE_INT bit position.
5685 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5687 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5688 operands for extzv pattern.
5690 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5693 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5696 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5698 * doc/invoke.texi (-flto and related options): Copy-edit.
5700 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5702 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5704 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5706 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5709 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5711 * expr.h (move_by_pieces_ninsns): Declare.
5712 * expr.c (move_by_pieces_ninsns): Make external.
5713 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5714 (mips_store_by_pieces_p): Likewise.
5715 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5716 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5717 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5718 (mips_store_by_pieces_p): Likewise.
5720 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5722 * passes.c (register_one_dump_file): Free full_name.
5724 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5725 (calculate_elim_costs_all_insns): Free offsets_at and
5726 offsets_known_at at the end and clear the pointers.
5728 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5730 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5731 this option introduced in r180739.
5733 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5736 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5737 (tmake_file target=avr): Add avr/t-multilib.
5739 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5740 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5741 * config/avr/genmultilib.awk: New file.
5742 * config/avr/t-multilib: New auto-generated file.
5743 * config/avr/multilib.h: New auto-generated file.
5744 * config/avr/t-avr (AVR_MCUS): New variable.
5745 (genopt.sh): Use it.
5746 (s-mlib): Depend on t-multilib.
5747 (t-multilib, multilib.h): New dependencies.
5748 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5749 (MULTILIB_OPTIONS): Remove.
5750 (MULTILIB_MATCHES): Remove.
5751 (MULTILIB_DIRNAMES): Remove.
5752 (MULTILIB_EXCEPTIONS): Remove:
5753 * config/avr/genopt.sh: Don't use hard coded file name;
5754 pass AVR_MCUS from t-avr instead.
5756 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5758 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5760 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5762 Implement light-weight DImode support.
5763 * config/avr/avr-dimode.md: New file.
5764 * config/avr/avr.md: Include it.
5765 (adjust_len): Add plus64, compare64.
5766 (HIDI): Remove code iterator.
5767 (code_stdname): New code attribute.
5768 (rotx, rotsmode): Remove DI.
5769 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5771 * config/avr/avr-protos.h (avr_have_dimode): New.
5772 (avr_out_plus64, avr_out_compare64): New.
5773 * config/avr/avr.c (avr_out_compare): Handle DImode.
5774 (avr_have_dimode): New variable definition and initialization.
5775 (avr_out_compare64, avr_out_plus64): New functions.
5776 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5777 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5778 (avr_compare_pattern): Skip DImode comparisons.
5780 2012-01-02 Revital Eres <revital.eres@linaro.org>
5782 * ddg.c (def_has_ccmode_p): New function.
5783 (add_cross_iteration_register_deps,
5784 create_ddg_dep_from_intra_loop_link): Call it.
5786 2012-01-02 Richard Guenther <rguenther@suse.de>
5789 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5791 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5793 * gcc.c (process_command): Update copyright notice dates.
5794 * gcov.c (print_version): Likewise.
5795 * gcov-dump.c (print_version): Likewise.
5796 * mips-tfile.c (main): Likewise.
5797 * mips-tdump.c (main): Likewise.
5799 2012-01-01 Ira Rosen <irar@il.ibm.com>
5801 PR tree-optimization/51704
5802 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5803 a use is inside the basic block or loop before accessing its vect info.
5805 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5807 PR rtl-optimization/51069
5808 * cfgloopmanip.c (remove_path): Removing path making irreducible
5809 region unconditional makes BB part of the region.
5811 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5813 PR tree-optimization/51683
5814 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5815 calls with side-effects.
5816 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5818 Copyright (C) 2012 Free Software Foundation, Inc.
5820 Copying and distribution of this file, with or without modification,
5821 are permitted in any medium without royalty provided the copyright
5822 notice and this notice are preserved.