1 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
3 Backport from 2012-09-05 mainline r190697.
6 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
7 configured --with-avrlibc.
8 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
10 * config/avr/avrlibc.h: New file.
11 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
12 configured --with-avrlibc.
13 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
15 2012-09-05 Bin Cheng <bin.cheng@arm.com>
17 Backport from 2012-09-04 mainline r190919
20 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value of size
21 less than 4 bytes by using macro ARM_NUM_INTS.
22 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
24 2012-09-04 Richard Henderson <rth@redhat.com>
26 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
28 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
30 Backport from 2012-09-04 mainline r190920
33 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
36 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
38 Backport from 2012-09-04 mainline r190914
41 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
43 (avr_allocate_stack_slots_for_args): ...this new static function.
45 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
47 Backported from mainline
48 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
51 * doc/invoke.texi: Add -da and remove -dm.
53 2012-09-03 Jakub Jelinek <jakub@redhat.com>
55 Backported from mainline
56 2012-09-01 Jakub Jelinek <jakub@redhat.com>
59 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
60 operands[1] is CONST_INT_P, convert it to QImode before printing.
62 2012-08-31 Jakub Jelinek <jakub@redhat.com>
65 * c-convert.c (convert): Don't call fold_convert_loc if
66 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
67 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
68 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
70 2012-08-24 Jakub Jelinek <jakub@redhat.com>
73 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
74 if init is a CONSTRUCTOR.
76 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
78 PR rtl-optimization/54369
79 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
81 * config/sparc/sparc.c (sparc_reorg): Likewise.
83 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
85 Backport from mainline
86 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
88 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
89 case for Atom processor.
91 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
93 Backport from mainline
94 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
97 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
98 true for TARGET_64BIT or !flag_pic.
99 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
100 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
101 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
102 Add insn constraint. Conditionally emit xchg asm insns.
103 (atomic_compare_and_swap<mode>): Update calls. Check only
104 cmpxchg8b_pic_memory_operand in memory address fixup.
106 (CASHMODE): Rename from DCASHMODE.
107 (doublemodesuffix): Update modes.
108 (regprefix): New mode attribute.
110 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
111 <UNSPECV_CMPXCHG>: New constant.
112 (atomic_compare_and_swap<mode>_1): Rename from
113 atomic_compare_and_swap_single<mode>. Update calls and
114 unspec_volatile constants.
115 (atomic_compare_and_swap<mode>_doubleword): Rename from
116 atomic_compare_and_swap_double<mode>. Update calls and
117 unspec_volatile constants.
119 2012-08-28 Walter Lee <walt@tilera.com>
121 Backport from mainline
122 2012-08-28 Walter Lee <walt@tilera.com>
124 * confg/tilegx/tilegx.md: Fix code style.
125 (*zero_extendsidi_truncdisi): Fix typo.
126 * config/tilegx/tilegx.c: Fix code style.
127 (tilegx_function_profiler): Fix typo.
129 2012-08-27 Walter Lee <walt@tilera.com>
131 Backport from mainline
132 2012-08-27 Walter Lee <walt@tilera.com>
134 * doc/md.texi (TILE-Gx): Fix typo.
136 2012-08-27 Walter Lee <walt@tilera.com>
138 Backport from mainline
139 2012-08-27 Walter Lee <walt@tilera.com>
141 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
142 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
144 2012-08-27 Walter Lee <walt@tilera.com>
146 Backport from mainline
147 2012-08-27 Walter Lee <walt@tilera.com>
149 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
150 (insn_bfins): Delete.
152 2012-08-27 Walter Lee <walt@tilera.com>
154 Backport from mainline
155 2012-08-27 Walter Lee <walt@tilera.com>
157 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
158 atomic_exchange_bare<mode>,
159 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
160 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
161 * config/tilegx/tilegx.md (type): Add X1_remove.
162 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
163 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
164 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
167 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
169 PR rtl-optimization/54088
170 * jump.c (delete_related_insns): Robustify latest change.
172 2012-08-21 Richard Guenther <rguenther@suse.de>
174 Backport from mainline
175 2012-08-16 Richard Guenther <rguenther@suse.de>
178 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
180 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
181 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
182 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
183 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
184 (tree_ssa_lim_finalize): Free all mem_refs.
185 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
186 scc when bailing out.
187 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
188 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
189 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
192 2012-08-17 Richard Guenther <rguenther@suse.de>
194 * tree-sra.c (modify_function): Free redirect_callers vector.
195 * ipa-split.c (split_function): Free args_to_pass vector.
196 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
198 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
199 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
200 (vect_analyze_slp_instance): Free everything.
201 (destroy_bb_vec_info): Free the SLP instances.
203 2012-08-17 Richard Guenther <rguenther@suse.de>
205 * params.def (integer-share-limit): Decrease from 256 to 251,
208 2012-08-21 Richard Guenther <rguenther@suse.de>
210 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
211 the affine expansion cache.
213 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
215 Backported from trunk
216 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
219 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
221 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
223 Backport from mainline.
224 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
227 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
228 mark as predicable. Adjust asm template.
229 (vec_setv2di_internal): Likewise.
230 (vec_extract<mode> VD, VQ): Likewise.
231 (vec_extractv2di): Likewise.
232 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
233 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
234 (neon_vdup_n<mode> VX, V32): Likewise.
235 (neon_vdup_nv2di): Likewise.
237 2012-08-17 Walter Lee <walt@tilera.com>
239 Backport from mainline
240 2012-08-17 Walter Lee <walt@tilera.com>
242 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
243 (FEEDBACK_ENTER): Define.
244 (FEEDBACK_REENTER): Define.
245 (FEEDBACK_ENTRY): Define.
246 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
247 (FEEDBACK_ENTER): Define.
248 (FEEDBACK_REENTER): Define.
249 (FEEDBACK_ENTRY): Define.
251 2012-08-16 Walter Lee <walt@tilera.com>
253 Backport from mainline
254 2012-08-16 Walter Lee <walt@tilera.com>
256 * config.gcc (tilegx-*-linux*): Add feedback.h.
257 (tilepro-*-linux*): Likewise.
258 * config/tilegx/feedback.h: New file.
259 * config/tilepro/feedback.h: New file.
261 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
263 Backport from mainline r189840 and r187586:
264 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
266 * config/i386/i386.md (stack_protect_set): Disable the pattern
267 for Android since Android libc (bionic) does not provide random
268 value for stack protection guard at gs:0x14. Guard value
269 will be provided from external symbol (default implementation).
270 (stack_protect_set_<mode>): Likewise.
271 (stack_protect_test): Likewise.
272 (stack_protect_test_<mode>): Likewise.
273 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
274 not have Bionic by default
275 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
276 Macro OPTION_BIONIC is defined in this file and provides Bionic
279 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
281 * configure.ac: Stack protector enabling for Android targets.
282 * configure: Regenerate.
284 2012-08-13 Jakub Jelinek <jakub@redhat.com>
286 Backported from trunk
287 2012-07-19 Jakub Jelinek <jakub@redhat.com>
289 PR rtl-optimization/53942
290 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
291 directly from likely spilled non-fixed hard registers, move them
294 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
297 (xop_phaddubq): Ditto.
299 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
301 Backport from mainline
302 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
303 Richard Earnshaw <rearnsha@arm.com>
305 * target.def (vector_alignment): New target hook.
306 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
307 * doc/tm.texi: Regenerate.
308 * targhooks.c (default_vector_alignment): New function.
309 * targhooks.h (default_vector_alignment): Add prototype.
310 * stor-layout.c (layout_type): Use targetm.vector_alignment.
311 * config/arm/arm.c (arm_vector_alignment): New function.
312 (TARGET_VECTOR_ALIGNMENT): Define.
314 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
315 vector type alignment instead of size.
316 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
317 element type size directly instead of computing it from alignment.
318 Fix variable naming and comment.
320 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
322 Backport from mainline
323 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
325 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
326 (alpha_pad_function_end): ... this. Also insert NOP between
327 sibling call and GP load.
328 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
330 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
332 Backport from mainline
333 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
334 H.J. Lu <hongjiu.lu@intel.com>
336 PR rtl-optimization/54157
337 * combine.c (gen_lowpart_for_combine): Don't return identity
338 for CONST or symbolic reference.
340 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
342 Backport from mainline
343 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
346 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
347 split_cost argument signed.
348 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
349 (ix86_avoid_lea_for_addr): Ditto.
351 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
353 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
354 the address has less than two components.
356 2012-08-02 Steve Ellcey <sellcey@mips.com>
358 Backport from mainline
359 2012-07-19 Steve Ellcey <sellcey@mips.com>
361 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
364 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
366 Backport from mainline
367 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
371 negative constant address for TARGET_X32 ...
372 (ix86_decompose_address): ... here. Reject constant addresses
373 that don't satisfy x86_64_immediate_operand predicate.
375 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
379 * config/i386/i386.c (ix86_print_operand_address): Ditto.
380 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
381 addresses. Prevent zero extensions of CONST_INT operands.
383 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/i386.md (*lea): New insn pattern.
388 (*lea<mode>_2): Ditto.
389 (*lea_{3,4,5,6}_zext): Ditto.
390 * config/i386/predicates.md (lea_address_operand): Do not reject
391 zero-extended address operands.
392 * config/i386/constraints.md (j): Remove address constraint.
393 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
395 (ix86_print_operand_address): Handle SImode subreg of an address.
396 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
398 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
400 Backport from mainline
401 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
405 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
407 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
408 (*movdi_internal_rex64): Use %E operand modifier for lea.
409 (*movsi_internal): Ditto.
411 (*lea<mode>_2): Ditto.
412 (*lea_{3,4,5,6}_zext): Ditto.
413 (*tls_global_dynamic_32_gnu): Ditto.
414 (*tls_global_dynamic_64): Ditto.
415 (*tls_dynamic_gnu2_lea_32): Ditto.
416 (*tls_dynamic_gnu2_lea_64): Ditto.
417 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
419 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
421 Backport from mainline
422 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
424 * config/i386/i386.c (ix86_address_subreg_operand): Reject
426 (ix86_print_operand_address): Assert that parts.base and parts.index
427 are non-NULL after call to simplify_subreg.
429 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
432 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
434 * config/sh/sh.c (sh_option_override): Do not change
435 flag_finite_math_only. Set TARGET_IEEE to complement of
436 flag_finite_math_only.
437 * doc/invoke.texi (SH options): Add mno-ieee. Correct
438 description of mieee and mno-ieee behavior.
440 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
443 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
446 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
448 Backport from mainline
449 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
451 PR rtl-optimization/52250
452 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
453 to put note list into. Unconditionally call move_bb_info.
454 (move_bb_info): Do not assert the blocks being in the same region,
455 just drop the note list if they are not.
457 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
459 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
461 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
463 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
464 defining statement is a SSA name that occurs in abnormal PHIs.
466 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
468 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
471 2012-07-19 Richard Guenther <rguenther@suse.de>
472 Eric Botcazou <ebotcazou@adacore.com>
474 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
475 about transition from invariant to known bits.
476 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
478 2012-07-19 Jakub Jelinek <jakub@redhat.com>
481 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
482 (cleanup_tree_cfg_bb): Don't call it.
483 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
486 2012-07-19 Christian Bruel <christian.bruel@st.com>
489 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
491 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
493 * config.gcc (v850-*-rtems*): New target.
494 * config/v850/rtems.h: New.
495 * config/v850/t-rtems: New.
497 2012-07-18 Nick Clifton <nickc@redhat.com>
499 * doc/invoke.texi (ARM Options): Document -munaligned-access.
501 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
505 Backport from mainline
506 2012-04-25 Jakub Jelinek <jakub@redhat.com>
509 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
510 instead expand it as zero extension.
512 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
514 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
515 QImode and HImode splitters. Use ix86_comparison_operator.
516 Explicitly match FLAGS_REG.
517 (DFmode cmove splitter): Explicitly match FLAGS_REG.
519 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
520 Steven Bosscher <steven@gcc.gnu.org>
521 Bernd Schmidt <bernds@codesourcery.com>
523 PR rtl-optimization/53908
524 * df-problems.c (can_move_insns_across): When doing
525 memory-reference book-keeping, handle call insns.
527 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
529 Backport from mainline
530 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
533 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
534 sibcall_insn_operand. Move it to a temporary register if not.
536 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
539 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
540 emit PIC sequence for fnaddr symbol reference in advance.
542 2012-07-09 Jason Merrill <jason@redhat.com>
545 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
546 (type_hash_eq): Likewise.
549 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
551 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
553 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
554 due to negative shift amount.
556 2012-07-06 Kai Tietz <ktietz@redhat.com>
558 Backport from mainline.
560 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
563 2012-07-06 Nick Clifton <nickc@redhat.com>
565 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
566 default_encode_section_info.
568 2012-07-06 Richard Guenther <rguenther@suse.de>
570 Backport from mainline
571 2012-03-30 Richard Guenther <rguenther@suse.de>
574 * double-int.c (rshift_double): Remove not needed cast.
576 2012-03-28 Richard Guenther <rguenther@suse.de>
579 * double-int.h (rshift_double): Remove.
580 * double-int.c (lshift_double): Use absu_hwi to make count
582 (rshift_double): Make static, take unsigned count argument,
583 remove handling of negative count argument.
584 (double_int_rshift): Dispatch to lshift_double.
586 2012-07-06 Richard Guenther <rguenther@suse.de>
588 Backport from mainline
589 2012-06-18 Richard Guenther <rguenther@suse.de>
591 PR tree-optimization/53693
592 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
593 Reject operands with more than one use.
595 2012-07-06 Richard Guenther <rguenther@suse.de>
597 Backport from mainline
598 2012-04-11 Richard Guenther <rguenther@suse.de>
601 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
602 consider loop nesting.
603 (evolution_function_is_univariate_p): Properly check the remainder
606 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
608 Backport from mainline
609 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
611 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
612 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
613 (adjacent_mem_locations): Move some code to and call...
614 (get_memref_parts): ...new function.
615 (mem_locations_overlap): New function.
616 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
617 (is_mem_ref): Rename to...
618 (find_mem_ref): ...this. Return MEM rtx.
619 (get_store_dest): Remove function.
620 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
621 new parameter and adjust calls.
622 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
623 mem refs overlap for true_store_to_load_dep_costly.
624 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
625 passed to adjacent_mem_locations.
626 (is_costly_group): Walk resolved dependency list.
627 (force_new_group): Emit group ending nop for Power6/Power7.
628 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
629 (group_ending_nop): New define_insn.
631 2012-07-04 Richard Guenther <rguenther@suse.de>
634 * gimple-fold.c (get_base_constructor): Do not return an
635 error_mark_node DECL_INITIAL.
637 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
639 Backport from mainline
640 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
642 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
643 code model string in the error message.
645 2012-07-04 Tristan Gingold <gingold@adacore.com>
647 Backport from mainline.
648 2012-06-25 Tristan Gingold <gingold@adacore.com>
650 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
651 (seh_cfa_adjust_cfa): ... that function.
652 (seh_emit_stackalloc): Do not emit out of range values.
653 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
654 UNSPEC_DEF_CFA constants.
655 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
656 * config/i386/i386.c (ix86_frame_pointer_required): Required
657 for very large frames on SEH target.
658 (ix86_compute_frame_layout): Save area is before frame pointer
659 on SEH target. Handle very large frames.
660 (ix86_expand_prologue): Likewise.
662 2012-07-04 Richard Guenther <rguenther@suse.de>
664 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
665 as in free_lang_data_in_type.
667 2012-07-02 Martin Jambor <mjambor@suse.cz>
669 Backport from mainline.
670 2012-07-02 Martin Jambor <mjambor@suse.cz>
673 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
674 dynamic type change check.
676 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
678 * tree-eh.c (lower_try_finally_switch): Really put the location of the
679 last statement of the finally block onto the switch.
681 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
683 * configure: Regenerate.
685 Backport from mainline.
686 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
688 * config.gcc (target_type_format_char): New. Document it. Set it for
690 * configure.ac (gnu_unique_option): Use target_type_format_char
691 in test. Comment rationale.
693 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
695 Backport from mainline.
696 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
698 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
700 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
702 Backport from 2012-06-28 mainline r189049
705 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
706 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
707 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
708 avr_hard_regno_call_part_clobbered.
710 2012-06-28 Richard Guenther <rguenther@suse.de>
713 * expr.c (expand_expr_real_1): Verify if the type is complete
714 before inspecting its size.
716 2012-06-27 Nick Clifton <nickc@redhat.com>
718 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
721 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
724 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
726 2012-06-26 Nick Clifton <nickc@redhat.com>
728 * config/rx/rx.md (simple_return): Use the simple_return rtx.
730 2012-06-25 Jakub Jelinek <jakub@redhat.com>
733 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
734 of x x x in the vmovlps load alternative.
736 2012-06-22 Richard Guenther <rguenther@suse.de>
738 * gcov-iov.c: Include bconfig.h and system.h.
740 2012-06-22 Richard Guenther <rguenther@suse.de>
742 PR gcov-profile/53744
743 * gcov-iov.c (main): Treat "" and "prerelease" the same.
745 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
747 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
748 DECL_IGNORED_P non-reg vars even if they are used.
750 2012-06-19 Jason Merrill <jason@redhat.com>
753 * dwarf2out.c (modified_type_die): Use scope_die_for.
754 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
755 (uses_local_type_r, uses_local_type): New.
756 (scope_die_for): Keep a type that uses a local type in local scope.
757 Use get_context_die for namespace and type scope.
759 2012-06-19 Richard Guenther <rguenther@suse.de>
762 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
763 replace it with the first non-BLOCK context.
765 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
767 PR rtl-optimization/53700
769 Backport from mainline
770 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
772 * ira-color.c (setup_left_conflict_sizes_p): Process all
775 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
777 Backport from mainline
778 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
781 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
782 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
783 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
784 instead of xop_mulv2div2di3_low.
785 (xop_p<macs>dql): Fix vec_select selector.
786 (xop_p<macs>dqh): Ditto.
787 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
788 (xop_mulv2div2di3_high): Ditto.
790 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
792 Backport from mainline:
793 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
797 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
799 Backport from mainline:
800 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
802 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
803 * config/pa/pa.c (pa_attr_length_millicode_call): Use
804 MAX_PCREL17F_OFFSET instead of fixed offset.
805 (pa_attr_length_call): Likewise.
806 (pa_attr_length_indirect_call): Likewise.
808 2012-06-15 Walter Lee <walt@tilera.com>
810 Backport from mainline:
811 2012-06-15 Walter Lee <walt@tilera.com>
813 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
815 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
817 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
819 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
821 Backport from mainline:
823 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
824 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
825 * gimple.h (block_in_transaction): Check for flag_tm.
827 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
829 PR tree-optimization/52558
831 Backport from mainline:
832 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
833 * gimple.h (gimple_set_in_transaction): Remove.
834 (gimple_in_transaction): Look in BB instead.
835 (gimple_statement_base): Remove in_transaction field.
836 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
837 * trans-mem.c (compute_transaction_bits): Place transaction bit
838 information into basic blocks.
840 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
842 PR tree-optimization/52558
843 * cfg.c (alloc_aux_for_edge): Fix comment.
844 (alloc_aux_for_edge): Remove static.
845 * basic-block.h (alloc_aux_for_edge): Protoize.
846 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
847 (execute_sm_if_changed_flag): New.
848 (execute_sm_if_changed_flag_set): New.
849 (execute_sm): Do not generate data races unless requested.
850 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
851 (tree_ssa_lim_finalize): Call free_aux_for_edges.
852 * gimple.h (block_in_transaction): New.
853 (gimple_in_transaction): Use block_in_transaction.
855 2012-06-14 Jakub Jelinek <jakub@redhat.com>
857 Backported from mainline
858 2012-06-12 Jakub Jelinek <jakub@redhat.com>
860 PR rtl-optimization/53589
861 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
862 discovery even when e->dest != target. If any LABEL_REF points
863 to e->dest label, redirect it to target's label.
865 2012-06-07 Jakub Jelinek <jakub@redhat.com>
868 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
869 returns false, replace stmt with GIMPLE_NOP.
870 (check_omp_nesting_restrictions): Instead of issuing warnings,
871 issue errors and return false if any errors were reported.
873 2012-06-14 Richard Guenther <rguenther@suse.de>
875 * BASE-VER: Set to 4.7.2.
876 * DEV-PHASE: Set to prerelease.
878 2012-06-12 Christian Bruel <christian.bruel@st.com>
881 * config/sh/sh.c (sh_option_override): Don't force
882 flag_omit_frame_pointer and maccumulate_outgoing_args.
883 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
885 2012-06-14 Release Manager
887 * GCC 4.7.1 released.
889 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
891 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
893 2012-06-13 Richard Henderson <rth@redhat.com>
895 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
896 iterator instead of INT.
898 2012-06-08 Richard Henderson <rth@redhat.com>
901 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
902 note to a clobber insn when no other insn is available.
904 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
907 * doc/invoke.texi (Wenum-compare): Update documentation.
909 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
912 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
914 (altivec_stvlxl): Ditto.
915 (altivec_stvrx): Ditto.
916 (altivec_stvrxl): Ditto.
918 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
921 * trans-mem.c (expand_block_edges): Do not skip the first
922 statement when resetting the BB.
924 2012-06-04 Richard Guenther <rguenther@suse.de>
927 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
928 create new assembler names.
930 2012-06-04 Richard Guenther <rguenther@suse.de>
932 Backport from mainline
933 2012-04-25 Jakub Jelinek <jakub@redhat.com>
936 * stor-layout.c (get_best_mode): Don't return mode with bitsize
937 larger than maxbits. Don't compute maxbits modulo align.
938 Also check that unit bytes long store at bitpos / unit * unit
939 doesn't affect bits beyond bitregion_end.
940 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
941 would not fit into bitregion_start ... bitregion_end + 1 bit
943 (store_split_bit_field): Decrease unit close to end of bitregion_end
944 if access is restricted in order to avoid mutual recursion.
946 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
948 Backport from 2012-06-04 mainline r188172
951 * config/avr/avr-stdint.h: New file.
952 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
955 2012-06-04 Jakub Jelinek <jakub@redhat.com>
957 PR tree-optimization/53550
958 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
959 is POINTER_TYPE_P, use sizetype as step type instead of type.
961 2012-06-04 Richard Guenther <rguenther@suse.de>
962 Eric Botcazou <ebotcazou@adacore.com>
964 Backport from mainline
965 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
967 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
968 Change type of BITOFFSET to signed. Make sure the lower bound of
969 the computed range is non-negative by adjusting OFFSET and BITPOS.
970 (expand_assignment): Adjust call to get_bit_range.
972 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
974 * expr.c (get_bit_range): Return the null range if the enclosing record
975 is part of a larger bit field.
977 2012-03-20 Richard Guenther <rguenther@suse.de>
979 * stor-layout.c (finish_bitfield_representative): Fallback
980 to conservative maximum size if the padding up to the next
981 field cannot be computed as a constant.
982 (finish_bitfield_layout): If we cannot compute the distance
983 between the start of the bitfield representative and the
984 bitfield member start a new representative.
985 * expr.c (get_bit_range): The distance between the start of
986 the bitfield representative and the bitfield member is zero
987 if the field offsets are not constants.
989 2012-03-16 Richard Guenther <rguenther@suse.de>
991 * stor-layout.c (finish_bitfield_representative): Fall back
992 to the conservative maximum size if we cannot compute the
993 size of the tail padding.
995 2012-03-14 Richard Guenther <rguenther@suse.de>
997 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
998 * stor-layout.c (start_bitfield_representative): New function.
999 (finish_bitfield_representative): Likewise.
1000 (finish_bitfield_layout): Likewise.
1001 (finish_record_layout): Call finish_bitfield_layout.
1002 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1003 for QUAL_UNION_TYPE fields.
1004 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1005 Stream DECL_BIT_FIELD_REPRESENTATIVE.
1006 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1011 * expr.c (get_bit_range): Unconditionally extract bitrange
1012 from DECL_BIT_FIELD_REPRESENTATIVE.
1013 (expand_assignment): Adjust call to get_bit_range.
1015 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
1018 * fold-const.c (fold_binary_loc): Refine previous change.
1020 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1022 Backport from mainline
1023 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1026 * config/sh/sh.c (find_barrier): Add equality check of last_got to
1027 avoid going above orig insn. Update comments.
1029 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1031 Backport from mainline
1032 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1035 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1036 prologue for unwinder and profiler.
1038 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1040 Backport from mainline
1041 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1043 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1045 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1047 Backport from mainline
1048 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1050 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1051 DBX_REGISTER_NUMBER.
1053 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1055 Backport from mainline
1056 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1058 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1059 operand is CONST_INT. Take COSTS_N_INSNS into account.
1060 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
1063 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1065 * config/avr/avr.opt (-msp8): Document it.
1066 * doc/invoke.texi (AVR Options): Copy from trunk docu.
1068 2012-05-31 Richard Guenther <rguenther@suse.de>
1071 * expr.c (expand_assignment): Do not use movmisalign on
1074 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1077 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
1078 (pa_section_type_flags): New.
1079 (pa_legitimate_constant_p): Revert previous change.
1081 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
1083 Backport from mainline
1084 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
1087 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1088 accessed indirectly.
1089 (ipa_tm_create_version): Same.
1091 2012-05-30 Jason Merrill <jason@redhat.com>
1094 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1095 about array compound literals.
1097 2012-05-30 Richard Guenther <rguenther@suse.de>
1100 * fold-const.c (fold_binary_loc): Make sure to call
1101 fold_plusminus_mult_expr with the original sign of operands.
1103 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
1105 * explow.c (probe_stack_range): Restore simple control flow and stop
1106 again when the probe cannot be generated if HAVE_check_stack.
1108 2012-05-30 Jakub Jelinek <jakub@redhat.com>
1110 PR rtl-optimization/53519
1111 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
1112 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
1114 2012-05-29 Richard Guenther <rguenther@suse.de>
1116 PR tree-optimization/53516
1117 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
1119 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
1121 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1123 Backport from mainline
1124 2012-05-28 Richard Guenther <rguenther@suse.de>
1126 PR tree-optimization/53438
1127 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
1129 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
1131 Backport from mainline
1132 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1134 PR rtl-optimization/52528
1135 * combine.c (can_combine_p): Add setting of subst_low_luid
1136 before call to expand_field_assignment().
1138 2012-05-26 Martin Jambor <mjambor@suse.cz>
1140 Backport from mainline
1141 2012-05-23 Martin Jambor <mjambor@suse.cz>
1143 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1145 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1148 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1149 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1151 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
1154 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1155 (ix86_expand_vec_perm): Use int mode instead of float.
1157 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1160 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1161 gnu_ld variables to yes.
1162 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1163 (HAVE_GNU_AS): Likewise.
1164 * config.in: Regenerate.
1165 * configure: Likewise.
1167 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1169 Backport from mainline
1170 2012-03-12 Richard Guenther <rguenther@suse.de>
1171 * config/arm/arm.c (neon_dereference_pointer): Do not call
1172 covert during RTL expansion.
1174 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1176 Backport from mainline
1177 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1180 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
1181 relied on signed overflow behavior.
1183 2012-05-24 Richard Guenther <rguenther@suse.de>
1186 * tree-profile.c (tree_profiling): Cleanup the CFG if
1187 execute_fixup_cfg requests it.
1189 2012-05-24 Jakub Jelinek <jakub@redhat.com>
1191 PR tree-optimization/53465
1192 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1193 vr0 into *vr, then vrp_meet that.
1194 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1195 have any equivalences.
1196 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1199 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
1201 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1203 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1204 (iterative_hash_gimple_type): Adjust comment.
1205 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
1206 domain for an array type instead of the domain type itself.
1208 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
1210 Backport from 2012-05-23 mainline r187803
1213 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
1214 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
1217 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1219 Backport from 2012-05-03 mainline r187075
1221 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1222 has_fma4 for AMD processors with both fma3 and fma4 support.
1224 2012-05-22 Richard Guenther <rguenther@suse.de>
1226 PR tree-optimization/53408
1227 * tree-vect-loop.c (vectorizable_induction): Properly check
1228 the restriction that we cannot handle induction results from
1229 the inner loop outside of the outer loop.
1231 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1233 PR tree-optimization/53436
1234 * omp-low.c (omp_build_component_ref): New function.
1235 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1237 PR tree-optimization/53366
1238 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1239 tests if complex_numbers == 2, but there are non-complex number loads
1242 PR tree-optimization/53409
1243 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1244 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1246 PR tree-optimization/53410
1247 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1248 instead of build_int_cst (type, 0) where vector types might be
1251 2012-05-21 Joseph Myers <joseph@codesourcery.com>
1254 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1255 from folded operands before wrapping another around the
1256 conditional expression.
1258 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
1259 Patrick Marlier <patrick.marlier@gmail.com>
1261 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1264 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1266 Backport from mainline
1267 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1270 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1271 (UNSPECV_RDRAND): This.
1272 (rdrand<mode>_1): Updated.
1274 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1276 Backport from mainline
1277 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1279 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1280 RDRND, F16C and FSGSBASE.
1282 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
1284 Backport from mainline
1285 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1287 * tree-ssa-pre.c (can_value_number_call): Delete.
1288 (compute_avail): Skip all statements with side effects.
1289 <GIMPLE_CALL>: Skip calls to internal functions.
1291 2012-05-18 David S. Miller <davem@davemloft.net>
1293 Backport r185385 from mainline
1294 2012-03-14 Richard Guenther <rguenther@suse.de>
1297 * tree-vect-generic.c (type_for_widest_vector_mode): Take
1298 element type instead of mode, use build_vector_type_for_mode
1299 instead of the langhook, build a vector of proper signedness.
1300 (expand_vector_operations_1): Adjust.
1302 2012-05-18 Olivier Hainque <hainque@adacore.com>
1304 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
1305 $(libsubdir) as libexecsubdir.
1307 2012-05-16 Andrew Pinski <apinski@cavium.com>
1309 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
1312 2012-05-16 David S. Miller <davem@davemloft.net>
1314 * jump.c (delete_related_insns): If we remove a CALL, make sure
1315 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
1317 2012-05-16 Richard Henderson <rth@redhat.com>
1320 * combine-stack-adj.c (prev_active_insn_bb): New.
1321 (next_active_insn_bb): New.
1322 (force_move_args_size_note): New.
1323 (combine_stack_adjustments_for_block): Use it.
1325 2012-05-16 Olivier Hainque <hainque@adacore.com>
1327 * Makefile.in (install-no-fixedincludes): New target, former toplevel
1328 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
1329 Add comments and improve stamp preservation across the whole sequence.
1330 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
1332 2012-05-16 Richard Guenther <rguenther@suse.de>
1334 PR tree-optimization/53364
1335 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
1336 detect a view-conversion of the decl.
1338 2012-05-15 Jakub Jelinek <jakub@redhat.com>
1341 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
1342 that operands[2] is either immediate, or q_regs_operand.
1344 2012-05-15 Bin Cheng <bin.cheng@arm.com>
1346 Backport r187139 from mainline.
1347 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1349 PR rtl-optimization/52804
1350 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1351 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1352 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1353 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1354 RELOAD_FOR_OUTADDR_ADDRESS.
1356 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
1360 generate target register for "load" class builtins.
1363 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
1366 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
1367 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
1368 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
1369 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
1370 (<sse>_movu<ssemodesuffix>): New expander.
1371 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
1372 (avx_movdqu<avxmodesuffix>): New expander.
1373 (*sse2_movdqu): Rename from sse2_movdqu.
1374 (sse2_movdqu): New expander.
1376 2012-05-14 Jakub Jelinek <jakub@redhat.com>
1378 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
1379 lineno 1 the same as lineno 0 before first start file directive.
1380 (optimize_macinfo_range): Likewise.
1382 * dwarf2out.c (have_macinfo): Define.
1383 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
1384 attribute, don't force empty compilation unit and don't emit any
1385 .debug_macinfo/.debug_macro section if macinfo_table is empty.
1387 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1389 Backport from mainline
1390 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1392 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1393 ORDERED and UNORDERED conditions.
1395 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1397 * function.c (requires_stack_frame_p): If the function can throw
1398 non-call exceptions, return true if the insn can throw internally.
1400 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1402 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1403 DECL_ORIGINAL_TYPE if it is present.
1405 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1407 Backport from 2012-05-12 mainline r187342.
1410 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1411 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1412 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1413 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1414 (expand_prologue): Move initialization of cfun->machine->is_naked,
1415 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1416 (avr_set_current_function): ...this new static function.
1417 (TARGET_SET_CURRENT_FUNCTION): New define.
1418 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1419 checking attributes of current_function_decl.
1420 (avr_regs_to_save): Ditto.
1421 (signal_function_p): Rename to avr_signal_function_p.
1422 (interrupt_function_p): Rename to avr_interrupt_function_p.
1424 * doc/extend.texi (Function Attributes): Better explanation of
1425 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1428 2012-05-09 Matthias Klose <doko@ubuntu.com>
1430 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1432 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1435 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1436 when a constant source operand matches an "I" constraint, the "no
1437 CC0 change" applies to a register-destination only, not a
1438 strict_low_part-destination.
1440 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1442 Backport from mainline:
1443 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1445 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1447 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1449 PR tree-optimization/53239
1450 * tree-vrp.c (get_value_range): Set VR of
1451 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1454 2012-05-07 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/53195
1457 * tree-inline.c (setup_one_parameter): Properly add referenced
1458 vars from the parameters new known value.
1460 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1462 Backport from mainline:
1463 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1466 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1469 2012-05-04 Ian Lance Taylor <iant@google.com>
1471 * tree-vect-patterns.c (vect_single_imm_use): Correct return
1472 values from false to NULL.
1474 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1476 Backport from mainline
1477 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1480 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1481 (TARGET_CMOV): Rename from TARGET_CMOVE.
1482 (TARGET_CMOVE): New define.
1483 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1484 Do not set TARGET_CMOVE here.
1486 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1488 Backport from mainline:
1490 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1492 PR tree-optimization/52633
1493 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1494 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1495 (vect_recog_over_widening_pattern): Remove handling of code that was
1496 already detected as over-widening pattern. Remove special handling
1497 of "unsigned" cases. Instead, support general case of conversion
1498 of the shift result to another type.
1500 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1502 * tree-vect-patterns.c (vect_single_imm_use): New function.
1503 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1504 (vect_recog_over_widening_pattern): Likewise.
1505 (vect_recog_widen_shift_pattern): Likewise.
1507 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1509 PR tree-optimization/52870
1510 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1511 presumed pattern statement is within the same loop or basic block.
1513 2012-05-04 Richard Guenther <rguenther@suse.de>
1515 * common.opt (flto-report): Do not mark as Optimization.
1517 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1520 * recog.c (constrain_operands): If extra constraints are present, also
1521 accept pseudo-registers with equivalent memory locations during reload.
1523 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1525 Backport from the mainline
1526 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1529 * config/rs6000/rs6000.md (bswapdi splitters): If
1530 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1531 default) is used, generate an alternate sequence that does not
1532 depend on using indexed addressing.
1534 2012-05-03 David S. Miller <davem@davemloft.net>
1537 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1538 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1539 (sparc_emit_float_lib_cmp): Likewise.
1541 2012-05-04 Martin Jambor <mjambor@suse.cz>
1543 Backport from mainline
1544 2012-05-02 Martin Jambor <mjambor@suse.cz>
1547 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1548 of a variable when the contect is a function.
1550 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1553 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1554 append program name to it and pass that as first argument
1555 to make_relative_prefix. Always pass standard_libexec_prefix
1556 as last argument to make_relative_prefix. If
1557 make_relative_prefix returns NULL, fall back to
1558 standard_libexec_prefix.
1561 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1565 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1566 mode, return that mode.
1568 2012-05-03 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/53144
1571 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1573 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1574 with SSA name values.
1575 (vn_reference_lookup_3): Adjust callers.
1577 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1579 PR tree-optimization/53163
1580 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1581 return value from compute_all_dependences.
1583 PR rtl-optimization/53160
1584 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1585 has been modified by ree pass already.
1587 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1589 Backport from mainline
1590 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1593 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1594 calls to cgraph_node_name in xstrdup.
1595 (ipa_make_edge_direct_to_target): Ditto.
1596 * tree-sra.c (convert_callers_for_node): Ditto.
1597 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1598 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1599 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1600 (cgraph_materialize_all_clones): Ditto.
1601 * ipa-inline.c (report_inline_failed_reason): Ditto.
1602 (want_early_inline_function_p): Ditto.
1603 (edge_badness): Ditto.
1604 (update_edge_key): Ditto.
1605 (flatten_function): Ditto.
1606 (ipa_inline): Ditto.
1607 (inline_always_inline_functions): Ditto.
1608 (early_inline_small_functions): Ditto.
1610 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1612 Backport from mainline
1613 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1615 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1616 Introduce emul_name to select the right linker emulation for
1617 powerpc64-*-freebsd*.
1618 * configure: Regenerate.
1619 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1620 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1621 * config/rs6000/freebsd64.h: New file.
1622 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1624 (rs6000_savres_strategy): Likewise.
1625 (rs6000_savres_routine_name): Likewise.
1626 (rs6000_elf_file_end): Likewise.
1627 * config/rs6000/t-freebsd64: New file.
1628 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1629 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1631 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1633 Backport from mainline
1634 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1637 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1639 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1641 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1642 predicate to discriminate types.
1644 2012-04-27 Richard Guenther <rguenther@suse.de>
1647 * convert.c (convert_to_integer): Avoid infinite recursion for
1648 target-defined built-in types.
1650 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1653 * config/cris/cris.md ("*andhi_lowpart_v32")
1654 ("*andqi_lowpart_v32"): Change first input-only operand from
1655 a (match_operand ...) to (match_dup 0). Drop alternatives with
1656 const_int-matching constraints for redundancy.
1657 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1658 three-operand alternative.
1660 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1662 Backport from mainline
1663 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1665 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1666 (*addsi_2_zext): Ditto.
1667 (*add<mode>_3): Ditto.
1668 (*addsi_3_zext): Ditto.
1669 (*add<mode>_5): Ditto.
1671 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1674 * c-typeck.c (set_nonincremental_init,
1675 set_nonincremental_init_from_string): Pass true instead of false
1676 as IMPLICIT to add_pending_init.
1678 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1680 Backport from 2012-04-24 mainline r186768.
1683 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1685 2012-04-24 Richard Guenther <rguenther@suse.de>
1687 PR tree-optimization/53085
1688 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1691 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1694 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1696 (output_addressed_constants): Likewise.
1699 * varasm.c (get_section): Don't ICE for section conflicts with
1700 built-in section kinds.
1702 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1704 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1706 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1708 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1710 2012-04-23 Richard Guenther <rguenther@suse.de>
1713 * c-typeck.c (build_binary_op): Fix typo.
1715 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1717 PR tree-optimizations/52891
1718 * tree-vect-patterns.c (adjust_bool_pattern): Use
1719 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1720 but with non-standard precision.
1722 2012-04-22 Ian Lance Taylor <iant@google.com>
1724 * godump.c (go_output_typedef): Dump size of structs.
1726 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1728 Backport from mainline:
1730 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1731 hints for 'A' operand types.
1733 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1735 Backport from 2012-04-19 mainline r186588.
1738 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1739 the case *(X+const).
1741 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1743 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1745 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1748 * config/i386/sync.md (atomic_<code><mode>): Rename to
1749 atomic_<logic><mode>.
1751 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1753 Backport from mainline
1754 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1758 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1759 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1760 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1761 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1762 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1763 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1764 gen_avx2_permvarv8sf.
1766 2012-04-16 Martin Jambor <mjambor@suse.cz>
1768 Backported from mainline
1770 2012-04-13 Martin Jambor <mjambor@suse.cz>
1773 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1774 fold_ctor_reference returns a zero constant.
1776 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1778 Backported from mainline
1779 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1781 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1782 and __ILP32__ for x32.
1784 2012-04-13 Tom de Vries <tom@codesourcery.com>
1786 Backport from mainline r186418.
1788 2012-04-13 Tom de Vries <tom@codesourcery.com>
1790 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1791 parameters vuse and vuse_escaped.
1792 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1793 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1796 2012-04-13 Richard Guenther <rguenther@suse.de>
1798 PR tree-optimization/52969
1799 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1800 the condition for the COND_EXPR and handle predicate negation
1801 by swapping the COND_EXPR arms.
1803 2012-04-13 Richard Guenther <rguenther@suse.de>
1806 * convert.c (convert_to_pointer): Remove special-casing of
1809 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1811 Backport from mainline
1812 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1815 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1816 the list of options to enable the FCFID instruction.
1817 (TARGET_EXTRA_BUILTINS): Adjust comment.
1819 2012-04-12 Richard Guenther <rguenther@suse.de>
1821 PR tree-optimization/52943
1822 * tree-chrec.h (chrec_is_positive): Remove.
1823 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1824 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1825 Return false for a constant zero instead of negative.
1826 (analyze_siv_subscript_cst_affine): Handle zero difference
1827 in the initial condition explicitely.
1829 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1832 * varasm.c (process_pending_assemble_externals): Set
1833 pending_assemble_externals_processed true.
1834 (assemble_external): Call assemble_external_real if the pending
1835 assemble externals have been processed.
1837 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1840 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1841 the DECL generated for the special GOT helper.
1843 2012-04-06 Walter Lee <walt@tilera.com>
1845 Backport from mainline
1846 2012-03-07 Walter Lee <walt@tilera.com>
1848 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1849 REG_CFA_* notes for the stack pointer.
1850 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1851 EH_RETURN_STACKADJ_RTX.
1852 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1853 generate REG_CFA_* notes for the stack pointer.
1854 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1855 by EH_RETURN_STACKADJ_RTX.
1857 2012-04-06 Matt Turner <mattst88@gmail.com>
1859 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1861 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1863 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1864 of the destination isn't also a FP_REGS register.
1866 2012-04-03 Richard Guenther <rguenther@suse.de>
1868 Backport from mainline
1869 2012-03-02 Richard Guenther <rguenther@suse.de>
1871 PR tree-optimization/52406
1872 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1873 (struct indices): Add unconstrained_base member.
1874 (struct dr_alias): Remove unused vops member.
1875 (DR_UNCONSTRAINED_BASE): New define.
1876 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1877 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1878 be an artificial access that covers the whole indexed object,
1879 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1880 plain decl base-objects to their MEM_REF variant.
1881 (dr_may_alias_p): When the base-object of either data reference
1882 has unknown size use only points-to information.
1883 (compute_affine_dependence): Make dumps easier to read and
1885 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1886 DR_REF when looking for packed references.
1887 (vect_supportable_dr_alignment): Likewise.
1889 2012-04-03 Richard Guenther <rguenther@suse.de>
1891 Backport from mainline
1892 2012-03-15 Richard Guenther <rguenther@suse.de>
1895 * tree-data-ref.c (subscript_dependence_tester_1): Check
1896 all dimensions for non-conflicting access functions.
1898 2012-04-03 Richard Guenther <rguenther@suse.de>
1900 Backport from mainline
1901 2012-03-06 Richard Guenther <rguenther@suse.de>
1904 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1906 2012-03-23 Richard Guenther <rguenther@suse.de>
1908 PR tree-optimization/52678
1909 * tree-vectorizer.h (struct _stmt_vec_info): Add
1910 loop_phi_evolution_part member.
1911 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1912 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1913 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1914 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1915 Use the cached evolution part and the PHI nodes value from
1916 the loop preheader edge instead of re-analyzing the evolution.
1918 2012-03-26 Richard Guenther <rguenther@suse.de>
1920 PR tree-optimization/52701
1921 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1922 compute and set the evolution part of PHI nodes.
1924 2012-03-30 Richard Guenther <rguenther@suse.de>
1926 PR tree-optimization/52754
1927 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1928 propagate arbitrary addresses into really plain dereferences.
1930 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1932 PR tree-optimization/52835
1933 * tree-data-ref.c (build_rdg): Return NULL if
1934 compute_data_dependences_for_loop failed.
1936 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1938 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1939 (stmt_can_make_abnormal_goto): Use it.
1940 (is_ctrl_altering_stmt): Likewise.
1942 2012-03-31 Martin Jambor <mjambor@suse.cz>
1944 Backported from mainline
1945 2012-03-30 Martin Jambor <mjambor@suse.cz>
1947 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1948 is a builtin_stack_save in a dominating BB.
1950 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1952 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1953 crossing 128bit lane boundary.
1955 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1957 Backported from mainline
1958 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1963 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1964 * config/i386/i386.c: Include reload.h.
1965 (ix86_legitimize_reload_address): New function.
1967 2012-03-28 Martin Jambor <mjambor@suse.cz>
1969 Backported from mainline
1970 2012-03-27 Martin Jambor <mjambor@suse.cz>
1973 * tree-sra.c (sra_modify_assign): Do not call
1974 load_assign_lhs_subreplacements when working with an unscalarizable
1977 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1980 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1981 __builtin_va_start to __builtin_next_arg if the latter is
1982 builtin_decl_explicit_p rather than when it is not.
1985 * tree-vect-generic.c (vector_element): Perform multiplication
1986 for pos in bitsizetype type instead of idx type.
1988 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1990 Backport from 2012-03-28 mainline r185910.
1993 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1994 (avr_builtin_decl): New static function.
1995 (struct avr_builtin_description, avr_bdesc): Move up.
1996 Add GTY marker. Add field fndecl. Remove redundant field id.
1997 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1998 (avr_expand_builtin): Code cleanup because .id is removed.
2000 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2003 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2006 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2008 Backport from 2012-03-28 mainline r185907.
2011 * config.gcc (tm_file): Remove avr/multilib.h.
2013 * doc/invoke.texi (AVR Options): Adjust
2014 documentation of -mtiny-stack.
2016 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2017 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2018 * config/avr/t-avr: Remove generation of multilib.h.
2019 * config/avr/t-multilib: Regenerate.
2020 * config/avr/multilib.h: Remove.
2021 * config/avr/avr.opt (-msp8): New option.
2022 (avr_sp8): New variable.
2023 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2024 * config/avr/avr.h (AVR_HAVE_SPH): New define.
2025 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2026 (avr_device_to_sp8): New prototype.
2027 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2028 (DRIVER_SELF_SPECS): New define.
2029 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2030 __AVR_SP8__, __AVR_HAVE_SPH__.
2031 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2032 AVR_HAVE_8BIT_SP to decide if SP_H is present.
2033 (avr_file_start): Ditto.
2035 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2038 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2039 instead of 8 in adjust_address.
2041 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2043 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2044 of a unit before computing the offset in units.
2046 2012-03-27 Richard Guenther <rguenther@suse.de>
2049 * fold-const.c (try_move_mult_to_index): Handle &x.array more
2052 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2055 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2057 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
2060 * varasm.c: Include pointer-set.h.
2061 (pending_assemble_externals_set): New pointer set.
2062 (process_pending_assemble_externals): Destroy the pointer set.
2063 (assemble_external): See if decl is in pending_assemble_externals_set,
2064 and add it to pending_assemble_externals if necessary.
2065 (init_varasm_once): Allocate pending_assemble_externals_set.
2067 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2069 Backported from mainline
2070 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2073 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2074 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2075 (vector_ltgt<mode>): Likewise.
2076 (vector_ordered<mode>): Likewise.
2077 (vector_unordered<mode>): Likewise.
2078 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2080 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
2082 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2085 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2087 Backported from mainline
2088 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
2092 * config/sh/sh.c (sh_register_move_cost): Increase cost between
2093 GENERAL_REGS and FP_REGS for SImode.
2095 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2098 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
2099 on any new_local_var_chain vars declared during recursing on
2100 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
2102 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2104 Backport from 2012-03-22 mainline r185692.
2107 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
2108 (unspecv): Add UNSPECV_MEMORY_BARRIER.
2109 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
2110 (delay_cycles_1, delay_cycles_2): Ditto.
2111 (delay_cycles_3, delay_cycles_4): Ditto.
2112 (nopv, *nopv): Ditto.
2113 (sleep, *sleep): Ditto.
2116 Backport from 2012-03-21 mainline r185605.
2118 PR rtl-optimization/52543
2120 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
2121 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
2122 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
2123 (avr_load_libgcc_p): Restrict to __flash loads.
2124 (avr_out_lpm): Only handle 1-byte loads from __flash.
2125 (avr_load_lpm): New function.
2126 (avr_find_unused_d_reg): Remove.
2127 (avr_out_lpm_no_lpmx): Remove.
2128 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
2129 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
2130 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
2131 (load_<mode>, load_<mode>_clobber): New insns.
2132 (mov<mode>): For multi-byte move from non-generic
2133 16-bit address spaces: Expand to load_<mode> resp.
2134 load_<mode>_clobber.
2135 (load<mode>_libgcc): Remove expander.
2136 (split-lpmx): Remove split.
2138 Backport from 2012-03-13 mainline r185329.
2141 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2142 offset (size) to a value the insns can deal with.
2143 (expand_epilogue): Ditto.
2145 Backport from 2012-03-12 mainline r185256.
2148 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2149 type from reg_class_t to enum reg_class.
2150 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2152 Backport from 2012-03-12 mainline r185253.
2155 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2156 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2157 r184615 from 2012-02-28.
2159 Backport from 2012-03-08 mainline r185105.
2161 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2162 for constants in [-63,63].
2164 Backport from 2012-03-08 mainline r185100.
2167 * config/avr/avr.c (avr_mem_clobber): New static function.
2168 (avr_expand_delay_cycles): Add memory clobber operand to
2169 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2170 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2171 (enable_interrupt, disable_interrupt): New expander.
2172 (nopv, sleep, wdr): New expanders.
2173 (delay_cycles_1): Add memory clobber.
2174 (delay_cycles_2): Add memory clobber.
2175 (delay_cycles_3): Add memory clobber.
2176 (delay_cycles_4): Add memory clobber.
2177 (cli_sei): New insn from former "enable_interrupt",
2178 "disable_interrupt" with memory clobber.
2179 (*wdt): New insn from former "wdt" with memory clobber.
2180 (*nopv): Similar, but for "nopv".
2181 (*sleep): Similar, but for "sleep".
2183 Backport from 2012-03-07 mainline r185043.
2186 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2188 Backport from 2012-03-07 mainline r185032.
2191 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2192 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2193 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2195 Backport from 2012-03-07 mainline r185031.
2198 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2200 * config/avr/avr.md (xload_8): Adjust insn length.
2202 Backport from 2012-03-07 mainline r185030.
2205 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2206 if RAMPZ affects reading from RAM.
2208 Backport from 2012-03-05 mainline r184919.
2210 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
2212 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2214 Backport from mainline r185259.
2217 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2218 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2220 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2222 Backported from mainline
2223 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2226 * c-parser.c (c_parser_postfix_expression)
2227 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2229 * config/i386/smmintrin.h: Avoid /* within a comment.
2230 * config/i386/nmmintrin.h: Likewise.
2232 2012-03-22 Richard Guenther <rguenther@suse.de>
2234 * BASE-VER: Set to 4.7.1.
2235 * DEV-PHASE: Set to prerelease.
2237 2012-03-22 Release Manager
2239 * GCC 4.7.0 released.
2241 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2243 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2245 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2246 Andrew Pinski <apinski@cavium.com>
2249 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2250 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2251 calls instead of __builtin_ir{int,ound}*.
2253 2012-03-14 Jakub Jelinek <jakub@redhat.com>
2256 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
2259 2012-03-13 Joseph Myers <joseph@codesourcery.com>
2261 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
2262 Refer to GCC 4.7 version of c99status.html.
2264 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2266 Backport from mainline
2267 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2269 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2270 redefine to be NULL if the current bit-size is different from the
2271 configured bit-size.
2273 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2274 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2275 set the default tuning. Add asserts to make sure the cpu and tune
2276 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2277 test whether the index is set, instead of > 0.
2278 (rs6000_file_start): Do not reset the default cpu if the current
2279 bit-size is different from the configured bit-size.
2281 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2283 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2285 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2286 Update binutils references.
2287 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2288 Update binutils reference.
2289 Update Sun as/GNU ld caveat.
2290 Document binutils largefile requirement for LTO plugin.
2291 Remove reference to alternate libpthread.
2293 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2295 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
2297 (Specific, mips-sgi-irix6): Likewise.
2299 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2301 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2302 * configure: Regenerate.
2304 2012-03-07 Richard Henderson <rth@redhat.com>
2306 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2307 * config/m68k/sync.md (atomic_test_and_set): Use it.
2308 (atomic_test_and_set_1): Likewise.
2310 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2313 * Makefile.in: Let install-gcc-ar depend on installdirs,
2314 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2315 Don't double canonicalize if cross-compiling.
2317 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2319 * trans-mem.c: New typedef for tm_region_p.
2320 Define vector types for tm_region_p.
2321 (tm_region_init): Replace region_worklist to a vector called
2324 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2327 * trans-mem.c (tm_region_init): Use last_basic_block.
2329 2012-03-05 Richard Henderson <rth@redhat.com>
2332 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
2333 * omp-low.c (expand_omp_atomic): Assume anything aligned to
2334 BIGGEST_ALIGNMENT is aligned.
2336 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
2338 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2340 2012-03-05 Richard Henderson <rth@redhat.com>
2343 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2344 instead of calling negqi2 directly.
2346 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2348 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
2349 (INTMAX_TYPE): Use it.
2350 (UINTMAX_TYPE): Likewise.
2351 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2352 (irix6_c_common_override_options): Declare.
2353 (C_COMMON_OVERRIDE_OPTIONS): Define.
2354 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
2355 * config/mips/irix6-c.c: New file.
2356 * config/mips/t-irix6 (irix6-c.o): New target.
2357 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
2360 2012-03-02 Richard Henderson <rth@redhat.com>
2362 * optabs.c (expand_atomic_test_and_set): Honor
2363 atomic_test_and_set_trueval even when atomic_test_and_set
2364 optab is not in use.
2366 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2368 Backport from mainline
2369 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2371 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
2373 2012-03-02 Richard Guenther <rguenther@suse.de>
2375 * DEV-PHASE: Set to prerelease.
2377 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
2379 * config.gcc (obsolete): Add all ARM targets using the FPA.
2380 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
2381 * doc/install.texi: Avoid references to obsolete ARM ports.
2383 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
2385 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
2387 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
2388 Joern Rennecke <joern.rennecke@embecosm.com>
2390 * doc/extend.texi: Expand and update information on interrupt
2391 attribute for Epiphany.
2393 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2395 * config/sh/sh-protos.h: Update copyright notice dates.
2396 * config/sh/sh.h: Likewise.
2397 * config/sh/sh.md: Likewise.
2398 * config/sh/constraints.md: Likewise.
2399 * config/sh/predicates.md: Likewise.
2401 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2403 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2404 * config/sh/sh.c (tertiary_reload_operand): Likewise.
2406 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2408 * config/sh/constraints.md: Fix comment typo.
2410 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2413 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2414 unsigned HOST_WIDE_INT.
2415 (zvdep_imm64): Likewise.
2416 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2417 (vdepi_and): Likewise.
2418 Likewise for unamed 64-bit patterns.
2419 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2421 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2424 PR rtl-optimization/52417
2425 * cselib.c (cselib_any_perm_equivs): New variable.
2426 (cselib_reset_table): Check that it's not set when not
2427 preserving constants.
2428 (cselib_add_permanent_equiv): Set it.
2429 (cselib_have_permanent_equivalences): New.
2430 (cselib_init, cselib_finish): Reset it.
2431 * cselib.h (cselib_have_permanent_equivalences): Declare.
2432 * alias.c (get_addr): Restore earlier behavior when there
2433 aren't permanent equivalences.
2435 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2437 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2438 * config/v850/v850-modes.def: Fix copyright notice.
2440 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2442 * doc/extend.texi (AVR Built-in Functions): Document
2443 __builtin_avr_flash_segment.
2445 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2446 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2447 (*split.flash_segment): New insn-and-split.
2448 * config/avr/avr.c (avr_init_builtins): Add local variables:
2449 const_memx_void_node, const_memx_ptr_type_node,
2450 char_ftype_const_memx_ptr.
2452 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2454 PR tree-optimization/52445
2455 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2456 add ssa_name_ver, offset and size fields and change store field
2458 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2459 (add_or_mark_expr): Likewise. Only consider previous stores
2460 with the same size and offset.
2461 (nt_init_block): Only look at gimple_assign_single_p stmts,
2462 doesn't look at rhs2.
2464 2012-03-01 Richard Guenther <rguenther@suse.de>
2467 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2468 conversions from integral types to pointer types.
2470 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2472 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2473 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2474 unintentionally removed in r184616.
2476 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2478 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2481 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2482 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2486 alternatives, add "e" constraint to the new last alternative
2487 and ! to last 3 alternatives.
2489 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2491 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2492 DW_AT_artificial attributes at the end of the processing.
2493 (gen_array_type_die): Likewise.
2494 (gen_enumeration_type_die): Likewise.
2495 (gen_struct_or_union_type_die): Likewise.
2496 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2499 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2502 * expr.c (expand_assignment): If doing misaligned store that doesn't
2503 cover all mode bits, perform a RMW cycle.
2505 PR tree-optimization/52429
2506 * tree-parloops.c (separate_decls_in_region_debug): Return early
2507 if var is LABEL_DECL.
2509 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2511 PR tree-optimization/52424
2512 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2513 calling dom_thread_across_edge.
2515 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2517 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2519 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2521 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2522 * config/avr/avr.c (avr_output_bld): Remove unused function.
2523 (avr_out_sbxx_branch): Use "%T" to print bit position.
2525 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2527 * config/avr/avr.md: Untabify.
2529 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2531 * config/avr/avr.md (eqne): New code iterator.
2532 (*dec-and-branchsi): Use it in text peephole's condition.
2533 (*dec-and-branchhi): Ditto.
2534 (*dec-and-branchqi): Ditto.
2536 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2539 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2540 the device does not have the skip-bug.
2542 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2544 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2545 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2546 -mpretend-cmove): New.
2548 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2551 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2552 doesn't count DEBUG_INSN refs.
2553 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2554 for DEBUG_INSN refs.
2556 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2560 2012-02-20 Richard Guenther <rguenther@suse.de>
2561 PR tree-optimization/52298
2562 * tree-vect-stmts.c (vectorizable_load): Properly use
2563 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2566 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2569 * gimple.h (gimple_in_transaction): New.
2570 (gimple_set_in_transaction): New.
2571 (struct gimple_statement_base): Add in_transaction field.
2572 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2574 (tree_ssa_lim_initialize): Compute transaction bits.
2575 * tree.h (compute_transaction_bits): Protoize.
2576 * trans-mem.c (tm_region_init): Use the heap to store BB
2578 (compute_transaction_bits): New.
2580 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2582 * gcc.c (display_help): Document --help=common and sort entries
2585 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2587 * doc/install.texi: Document check-$LANG specific shortcuts
2589 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2592 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2594 * config/arm/arm_neon.h: Regenerate.
2595 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2596 (neon_vcgeu): New insn.
2597 (neon_vcgtu): Likewise.
2598 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2599 (ops): Unsigned comparison intrinsics call a different
2602 2012-02-28 Richard Guenther <rguenther@suse.de>
2605 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2606 ordering for the VEC_CONCAT for two element vectors for
2607 V2SFmode, V2SImode and V2DImode.
2609 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2612 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2613 detecting big-endian triplets.
2615 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2617 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2618 mode if there is no type information available.
2620 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2622 PR tree-optimization/53207
2623 * doc/invoke.texi: Document as experimental and relying on graphite.
2625 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2627 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2628 of initializer to changes from r184614.
2630 2012-02-28 Richard Guenther <rguenther@suse.de>
2632 PR tree-optimization/52395
2633 * tree-sra.c (build_ref_for_offset): Also look at the base
2634 TYPE_ALIGN when figuring out the alignment of the replacement.
2636 2012-02-28 Richard Guenther <rguenther@suse.de>
2638 PR tree-optimization/52402
2639 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2640 mis-aligned types when creating the accesses at the call site.
2642 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2644 * config/avr/builtins.def: New file.
2645 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2646 * config/avr/avr.c (enum avr_builtin_id): Use it.
2647 (avr_init_builtins): Use it. And use avr_bdesc.
2648 (bdesc_1arg): Remove.
2649 (bdesc_2arg): Remove.
2650 (bdesc_3arg): Remove.
2651 (struct avr_builtin_description): Add field n_args.
2652 (avr_bdesc): New static variable using builtins.def.
2653 (avr_expand_builtin): Use it.
2654 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2655 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2656 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2658 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2661 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2662 match only one single hard register with respective hard reg rtx.
2663 (movmemx_<mode>): Ditto.
2664 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2665 insn anatomy of movmem[x]_<mode>.
2666 (avr_out_movmem): Same for printing assembler and operand usage.
2668 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2672 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2673 address spaces located outside of device flash.
2675 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2676 (mcu_type_s): Add field n_flash.
2677 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2678 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2679 (AVR_MCU): Add N_FLASH argument.
2680 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2681 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2682 macro __FLASH<n> if that address space makes sense for the device.
2683 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2684 outside of target flash.
2685 (avr_asm_named_section): Ditto.
2686 (avr_asm_select_section): Ditto.
2687 (avr_addr_space_convert): Ditto.
2688 (avr_emit_movmemhi): Ditto.
2689 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2690 address space is outside of device flash.
2691 (avr_insert_attributes): Ditto.
2692 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2693 avr_current_arch->n_segments.
2695 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2698 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2700 (*movabs<mode>_2): Likewise.
2702 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2705 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2706 s_register_operand in the test instead of REG_P. Don't call
2707 gen_reg_rtx if it won't be used.
2709 PR tree-optimization/52376
2710 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2712 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2714 * ifcvt.c (noce_get_condition): Check condition variable is not
2715 small_register_classes_for_mode_p before accepting.
2717 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2719 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2721 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2724 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2725 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2727 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2729 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2731 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2733 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2735 * config/sh/predicates.md: Remove blank lines.
2736 * config/sh/sh.c: Fix typos in comments.
2737 * config/sh/constraints.md: Likewise.
2738 * config/sh/sh.md: Remove blank lines.
2739 Fix typos in comments. Use ;; as comment characters.
2741 2012-02-26 Walter Lee <walt@tilera.com>
2743 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2744 (replace_mov_pcrel_step2): Ditto.
2746 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2749 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2750 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2751 and locs that reference values newer than the non-canonical value
2752 at hand. Return the canonical value as a worst case.
2753 (memrefs_conflict_p): Walk canonical value's locs.
2756 * cselib.c (preserve_only_constants): Rename to...
2757 (preserve_constants_and_equivs): ... this. Split out...
2758 (invariant_or_equiv_p): ... this. Preserve plus expressions
2759 of other preserved expressions too.
2760 (cselib_reset_table): Adjust.
2761 * var-tracking.c (reverse_op): Use canonical value to build
2764 2012-02-23 Kai Tietz <ktietz@redhat.com>
2766 * config/i386/i386.c (ix86_delegitimize_address): Handle
2767 UNSPEC_PCREL plus displacement.
2769 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2772 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2773 to test for unusedness in st X addressing.
2775 2012-02-24 Richard Guenther <rguenther@suse.de>
2778 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2779 (is_gimple_reg_type): Move inline ...
2780 * gimple.h (is_gimple_reg_type): ... here.
2782 2012-02-24 Richard Guenther <rguenther@suse.de>
2785 * passes.c (execute_function_todo): When verifying SSA form
2786 verify gimple form first.
2787 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2789 2012-02-24 Richard Guenther <rguenther@suse.de>
2792 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2793 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2795 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2797 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2799 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2801 * tree-phinodes.c (make_phi_node): Mark static.
2802 * tree-flow.h (make_phi_node): Remove extern decl.
2803 * doc/gimple.texi (make_phi_node): Remove documentation.
2805 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2807 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2808 * tree-ssa-sccvn.c (print_scc): Ditto.
2810 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2812 * doc/passes.texi (Full redundancy elimination): Fix typo.
2814 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2816 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2818 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2821 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2823 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2826 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2828 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2830 * config/avr/avr.md (code_stdname): Add ior, xor.
2831 (xior): New code iterator.
2832 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2833 (*<code_stdname><mode>qi.byte1-3): Ditto.
2835 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2837 PR tree-optimization/52019
2838 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2841 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2843 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2844 HAVE_INITFINI_ARRAY to work around namespace pollution in
2845 certain versions of newlib system headers.
2846 * config.in: Regenerate.
2847 * configure: Regenerate.
2848 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2849 instead of HAVE_INITFINI_ARRAY.
2851 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2854 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2855 is not offsettable memory reference.
2857 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2860 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2861 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2863 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2865 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2866 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2868 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2870 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2871 library on Solaris 8 even without TLS support.
2872 * configure: Regenerate.
2874 2012-02-22 Richard Guenther <rguenther@suse.de>
2877 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2878 for GIMPLE_DEBUG stmts.
2880 2012-02-22 Martin Jambor <mjambor@suse.cz>
2883 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2884 according to the base object.
2886 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2888 PR rtl-optimization/50063
2889 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2890 and 2 (8-bit SP) in operand 2.
2891 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2892 setup to use movhi_sp_r instead of vanilla move to write SP.
2893 Adjust REG_CFA notes to superseed unspec.
2894 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2896 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2897 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2898 irq_state 1 (IRQ known to be on) here.
2900 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2902 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2904 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2905 assign_hard_reg): Likewise.
2907 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2909 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2911 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2914 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2915 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2917 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2919 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2920 prototype from here to...
2921 * config/avr/avr.h: ...here.
2923 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2926 * thumb2.md (thumb2_shiftsi3_short): Split register and
2927 immediate shifts. For register shifts tie operands 0 and 1.
2928 (peephole2 for above): Check that register-controlled shifts
2929 have suitably tied operands.
2931 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2934 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2935 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2936 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2937 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2938 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2939 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2940 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2941 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2942 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2943 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2944 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2945 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2946 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2947 bdver1_ssevector_avx256_unaligned_load,
2948 bdver1_ssevector_sse128_unaligned_load,
2949 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2950 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2951 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2952 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2953 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2954 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2955 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2956 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2957 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2958 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2959 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2960 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2961 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2962 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2963 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2964 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2965 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2966 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2967 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2968 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2969 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2970 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2971 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2972 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2973 bdver1_ssediv_double_load, bdver1_ssediv_double,
2974 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2975 Add "bdver2" attribute.
2977 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2979 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2980 default if possible and not specified otherwise.
2982 2012-02-21 Richard Guenther <rguenther@suse.de>
2985 * gimplify.c (create_tmp_from_val): Use the main variant type
2986 for the type of the temporary we create.
2988 2012-02-21 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/52324
2991 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2992 do not gimplify a MEM_REF address operand if it is already
2995 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2997 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2998 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3000 2012-02-21 Richard Guenther <rguenther@suse.de>
3002 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3003 nested_in_vect_loop.
3005 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3007 PR tree-optimization/52318
3008 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3009 vdef also to non-pure/const call stmts in the sequence.
3011 2012-02-20 David S. Miller <davem@davemloft.net>
3013 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3014 don't use the "rd %pc" instruction on v9 for PIC register loads.
3016 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3019 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3020 in a transaction safe function.
3022 2012-02-20 Kai Tietz <ktietz@redhat.com>
3025 * stor-layout.c (place_field): Handle desired_align for
3028 2012-02-20 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/52298
3031 * tree-vect-stmts.c (vectorizable_store): Properly use
3032 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3034 (vectorizable_load): Likewise.
3035 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3036 Access DR_STEP after ensuring it is not NULL.
3038 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3040 PR tree-optimization/52286
3041 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3042 optimization use double_int_to_tree instead of build_int_cst_wide,
3043 rewrite to use double_int vars.
3045 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3048 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3050 Remove -e 0 from $gcc_cv_ld invocation.
3051 Only use __GLIBC_PREREQ if defined.
3052 Enable on Solaris since Solaris 8 patch.
3053 (gcc_SUN_LD_VERSION): New macro.
3054 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3055 gcc_SUN_LD_VERSION for version number format.
3056 * configure: Regenerate.
3057 * varasm.c (get_elf_initfini_array_priority_section): Set
3058 SECTION_NOTYPE for non-default priority.
3059 Use get_section instead of get_unnamed_section to emit
3060 .init_array/.fini_array with default priority.
3062 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3064 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3065 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3066 (mips_start_unique_function, mips_output_mips16_rdhwr)
3067 (mips_code_end): New functions.
3068 (TARGET_ASM_CODE_END): Define.
3070 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3072 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3073 to stubs with non-sibling calls.
3075 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
3077 * doc/invoke.texi (-fira-* options): Copy-edit.
3078 (ira-* parameters): Copy-edit.
3080 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3082 * doc/invoke.texi: Minor copy-edits to bring into conformance with
3083 GCC coding conventions.
3085 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3087 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3088 when used as adjectives.
3090 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
3092 * doc/invoke.texi: Clean up "that"/"which" confusion.
3094 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
3096 * system.h: Poison SMALL_REGISTER_CLASSES
3097 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3098 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3100 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3102 PR tree-optimization/52285
3103 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3104 when deciding if a call is a tail call or tail recursion.
3106 2012-02-16 Kai Tietz <ktietz@redhat.com>
3108 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3109 interger-constant displacement for UNSPEC_PCREL.
3111 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3113 PR rtl-optimization/52208
3114 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
3115 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
3117 PR tree-optimization/52255
3118 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
3119 loop->header has virtual PHI, but exit_e->dest doesn't, add
3120 virtual PHI to exit_e->dest and adjust all uses after the loop.
3123 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
3124 children with clone_tree_hash, not after it.
3126 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
3128 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
3129 extended identifiers.
3131 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3134 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
3135 a same_body_alias, also test whether e->callee isn't a former
3136 or current clone of the decl this is a same body alias of.
3138 PR translation/52264
3139 * cgraphunit.c (verify_cgraph_node): Fix a typo.
3141 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
3143 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
3145 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3148 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
3149 force_reg instead of copy_to_reg for better optimization. Force
3150 non-register or memory operands into a register.
3152 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
3154 * extend.texi: Reserve upper bits of memory model for future use.
3156 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
3157 Anatoly Sokolov <aesok@post.ru>
3158 Eric Weddington <eric.weddington@atmel.com>
3161 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
3162 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
3163 Rewrite initializers for .macro.
3164 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
3165 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
3166 atxmega32d4, atxmega32x1.
3167 avrxmega4: atxmega64a3, atxmega64d3.
3168 avrxmega5: atxmega64a1, atxmega64a1u.
3169 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
3170 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
3171 avrxmega7: atxmega128a1, atxmega128a1u.
3172 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
3173 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
3174 (struct base_arch_s): Rename reserved to xmega_p.
3175 Rename reserved2 to have_rampd.
3176 (AVR_XMEGA): New define.
3177 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
3178 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
3179 * config/avr/predicates.md (io_address_operand): Take into
3181 (low_io_address_operand): Ditto.
3182 (high_io_address_operand): Ditto.
3183 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
3184 (enabled, movhi_sp_r): Use them.
3185 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
3186 cpp_define_formatted to built-in define __AVR_ARCH__.
3187 (__AVR_XMEGA__): New built-in define.
3188 (__AVR_HAVE_RAMPD__): New built-in define.
3189 (__AVR_HAVE_RAMPX__): New built-in define.
3190 (__AVR_HAVE_RAMPY__): New built-in define.
3191 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
3193 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
3194 (avr_option_override): Initialize them.
3195 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
3196 (avr_init_expanders): Initialize them. No more block several calls.
3197 (emit_push_sfr): New static function.
3198 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
3200 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
3201 (avr_print_operand): Print addreeses as symbols for
3202 RAMPX, RAMPY, RAMPD, CCP.
3203 (output_movhi): Handle AVR_XMEGA when writing to SP.
3204 (avr_out_movhi_mr_r_xmega): New static function.
3205 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
3206 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
3207 __RAMPD__, __CCP__ as needed.
3209 * config/avr/multilib.h: Regenerate.
3210 * config/avr/t-multilib: Regenerate.
3211 * config/avr/avr-tables.opt: Regenerate.
3213 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
3215 PR tree-optimization/50561
3216 * graphite-flattening.c (lst_project_loop): Do not
3217 remove old scattering dimensions after flattening.
3218 (lst_do_flatten): Likewise.
3220 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
3222 * doc/extend.texi (AVR Built-in Functions): Remove doc for
3223 __builtin_avr_map8, __builtin_avr_map16.
3224 Document __builtin_avr_insert_bits.
3226 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
3227 (insert_bits): New insn.
3228 (adjust_len.map_bits): Rename to insert_bits.
3229 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
3230 * avr-protos.h (avr_out_map_bits): Remove.
3231 (avr_out_insert_bits, avr_has_nibble_0xf): New.
3232 * config/avr/constraints.md (Cxf,C0f): New.
3233 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
3234 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
3235 New built-in define __BUILTIN_AVR_INSERT_BITS.
3236 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
3237 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3238 (avr_move_bits): Rewrite.
3239 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3241 (avr_map_op_t): New typedef.
3242 (avr_map_op): New static variable.
3243 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3244 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3245 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3246 (bdesc_3arg, avr_expand_triop_builtin): New.
3247 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3248 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3249 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3250 (avr_map_equal_p, avr_map_sig_p): Remove.
3251 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3252 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3253 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3254 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3255 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3256 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3258 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3260 * config/c6x/c6x.md (reserve_cycles): New attribute.
3261 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3262 don't reserve functional units after the branch occurs.
3264 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
3267 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3268 functions into non-tm_pure functions.
3270 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
3273 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3274 (iterative_hash_canonical_type): Likewise.
3275 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3278 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3280 * haifa-sched.c (prune_ready_list): Ensure that if there is a
3281 sched-group insn, it either remains alone or the entire list is pruned.
3283 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3285 * doc/install.texi (Prerequisites): Fix grammar.
3286 (Configuration): Likewise.
3288 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3290 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3291 MPC as part of GCC before describing configuring with --with-gmp etc.
3292 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3293 sources are present.
3295 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3298 * dwarf2out.c (clone_tree_hash): New function.
3299 (copy_decls_walk): Use it instead of clone_tree.
3301 2012-02-14 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/52244
3304 PR tree-optimization/51528
3305 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
3306 replacements for integral types.
3308 2012-02-14 Walter Lee <walt@tilera.com>
3310 * config.gcc: Handle tilegx and tilepro.
3311 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3313 Add HAVE_AS_TLS check for tilegx and tilepro.
3314 * configure: Regenerate.
3315 * doc/contrib.texi: Add Mat Hostetter and self.
3316 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
3317 Document instruction intrinsics and network accessing intrinsics.
3318 (TILEPro Built-in Functions): New node. Document instruction
3319 intrinsics and network accessing intrinsics.
3320 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
3321 (Specific, tilepro-*-linux*): Likewise.
3322 * doc/invoke.texi (TILE-Gx Options): New section.
3323 (TILEPro Options): New section.
3324 * doc/md.texi (TILE-Gx): New section.
3325 (TILEPro): New section.
3326 * common/config/tilegx/tilegx-common.c: New file.
3327 * common/config/tilepro/tilepro-common.c: New file.
3328 * config/tilegx/constraints.md: New file.
3329 * config/tilegx/linux.h: New file.
3330 * config/tilegx/mul-tables.c: New file.
3331 * config/tilegx/predicates.md: New file.
3332 * config/tilegx/sync.md: New file.
3333 * config/tilegx/t-tilegx: New file.
3334 * config/tilegx/tilegx-builtins.h: New file.
3335 * config/tilegx/tilegx-c.c: New file.
3336 * config/tilegx/tilegx-generic.md: New file.
3337 * config/tilegx/tilegx-modes.def: New file.
3338 * config/tilegx/tilegx-multiply.h: New file.
3339 * config/tilegx/tilegx-protos.h: New file.
3340 * config/tilegx/tilegx.c: New file.
3341 * config/tilegx/tilegx.h: New file.
3342 * config/tilegx/tilegx.md: New file.
3343 * config/tilegx/tilegx.opt: New file.
3344 * config/tilepro/constraints.md: New file.
3345 * config/tilepro/gen-mul-tables.cc: New file.
3346 * config/tilepro/linux.h: New file.
3347 * config/tilepro/mul-tables.c: New file.
3348 * config/tilepro/predicates.md: New file.
3349 * config/tilepro/t-tilepro: New file.
3350 * config/tilepro/tilepro-builtins.h: New file.
3351 * config/tilepro/tilepro-c.c: New file.
3352 * config/tilepro/tilepro-generic.md: New file.
3353 * config/tilepro/tilepro-modes.def: New file.
3354 * config/tilepro/tilepro-multiply.h: New file.
3355 * config/tilepro/tilepro-protos.h: New file.
3356 * config/tilepro/tilepro.c: New file.
3357 * config/tilepro/tilepro.h: New file.
3358 * config/tilepro/tilepro.md: New file.
3359 * config/tilepro/tilepro.opt: New file.
3361 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3363 PR tree-optimization/52210
3364 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
3365 vect_model_simple_cost with two entry vect_def_type array instead
3366 of an address of dt.
3368 2012-02-14 Richard Guenther <rguenther@suse.de>
3371 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3372 Do not stream DECL_QUALIFIER.
3373 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3374 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
3375 (find_decls_types_r): Do not walk DECL_QUALIFIER.
3377 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3380 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
3383 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3386 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
3387 * cselib.c (cselib_subst_to_values_from_insn): New function.
3388 * sched-deps.c (add_insn_mem_dependence,
3389 sched_analyze_1, sched_analyze_2): Use it.
3391 2012-02-13 Jan Hubicka <jh@suse.cz>
3394 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
3396 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
3398 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3399 (GTM_SELF_SPECS): Define if not already defined.
3400 (driver_self_specs): Add GTM_SELF_SPECS.
3401 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3402 (GTM_SELF_SPECS): Define.
3403 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3404 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3406 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3408 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3411 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3414 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3415 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3417 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3420 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3422 2012-02-13 Richard Guenther <rguenther@suse.de>
3424 PR translation/52211
3425 * passes.c (enable_disable_pass): Fix typo.
3427 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3430 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3431 XOR for reduce_bit_field if type is unsigned.
3433 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3435 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3436 disallow changes from SFmode to mode with different size in FP regs.
3438 2012-02-12 Robert Millan <rmh@gnu.org>
3439 Gerald Pfeifer <gerald@pfeifer.com>
3441 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3444 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3446 PR rtl-optimization/52175
3447 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3448 to frame-related instructions.
3450 2012-02-10 Jason Merrill <jason@redhat.com>
3453 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3454 (demangle_new_symbols): Fill it.
3455 (scan_linker_output): Walk it.
3456 (start_tweaking): Split out from scan_linker_output.
3457 (maybe_tweak): Update sym->chosen.
3458 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3460 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3463 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3465 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3467 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3468 having the same mode as previous compare.
3470 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3472 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3473 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3474 (nonlocal_goto_internal): Likewise.
3475 (nonlocal_goto): Emit a use and an indirect jump directly.
3477 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3480 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3481 __atomic_{is,always}_lock_free.
3483 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3486 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3487 negative constant address for x32.
3489 2012-02-10 Richard Henderson <rth@redhat.com>
3491 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3492 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3493 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3495 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3496 Ira Rosen <irar@il.ibm.com>
3498 PR tree-optimization/50031
3499 * targhooks.c (default_builtin_vectorization_cost): Handle
3501 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3502 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3503 all types of reduction and pattern statements.
3504 (vect_estimate_min_profitable_iters): Likewise.
3505 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3506 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3507 for explicit realigns.
3508 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3509 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3511 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3512 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3513 vec_perm for VSX and handle vec_promote_demote.
3515 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3518 * builtins.c (fold_builtin_atomic_always_lock_free,
3519 expand_builtin_atomic_always_lock_free,
3520 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3521 Return and/or test boolean_true_node/boolean_false_node instead of
3522 integer_one_node/integer_zero_node.
3524 2012-02-10 Jan Hubicka <jh@suse.cz>
3527 * predict.c (predict_paths_for_bb): Prevent looping.
3528 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3530 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3532 * config/arm/arm.c (output_move_double): In one case properly
3533 count number of instructions that will be emitted.
3535 2012-02-10 Richard Guenther <rguenther@suse.de>
3537 PR translation/52193
3538 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3540 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3543 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3545 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3548 * var-tracking.c (emit_note_insn_var_location): If
3549 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3550 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3551 non-NOTE_DURING_CALL_P insn.
3553 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3556 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3558 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3561 * gcc.c (switch_matches) Support switches with separated form,
3564 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3566 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3568 (RAMPZ_ADDR): Ditto.
3569 * config/avr/avr.c (avr_addr_t): New typedef.
3570 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3571 (avr_init_expanders): Initialize it.
3572 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3574 (expand_epilogue): Ditto.
3575 (avr_print_operand): Ditto.
3576 (avr_file_start): Ditto.
3577 (avr_emit_movmemhi): Ditto.
3579 2012-02-08 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/46886
3582 * tree-flow.h (do_while_loop_p): Declare.
3583 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3584 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3586 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3588 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3589 always succeed for integers larger than a native word.
3591 2012-02-08 Richard Guenther <rguenther@suse.de>
3593 PR rtl-optimization/52170
3594 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3595 properly handle integer vector modes.
3597 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3599 PR gcov-profile/52150
3600 * coverage.c: Include target.h.
3601 (build_var): Call targetm.strip_name_encoding on the assembler name.
3602 Change one _ into . or $ if the target allows it.
3603 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3605 PR rtl-optimization/52139
3606 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3607 is a BARRIER after emit_insn_after_noloc, move BB_END
3608 to the last non-BARRIER insn before it.
3610 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3613 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3614 (mips_gimplify_va_arg_expr): Call it instead of
3615 std_gimplify_va_arg_expr.
3617 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3619 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3620 message for -mno-pointers-to-nested-function.
3622 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3625 * expr.c (get_inner_reference): If there is an offset, add a negative
3626 bit position to it (if any).
3628 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3630 PR rtl-optimization/52060
3631 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3632 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3633 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3634 and/or i0src_copy2 when needed.
3636 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3638 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3639 or LTOPLUGINSONAME if have_c.
3641 * config/freebsd-spec.h: Add comment about what macros can be defined
3643 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3644 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3647 2012-02-07 Richard Guenther <rguenther@suse.de>
3649 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3650 newline in -alias dumps.
3652 2012-02-07 Kai Tietz <ktietz@redhat.com>
3653 Dave Korn <dave.korn.cygwin@gmail.com>
3656 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3657 Take care that typinfo gets dllexport-attribute.
3659 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3662 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3663 if modifier < EXPAND_SUM call force_operand on the result.
3665 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3667 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3668 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3670 (epiphany_function_type): Replace types for specific interrupts with
3671 EPIPHANY_FUNCTION_INTERRUPT.
3672 (EPIPHANY_INTERRUPT_P): Update.
3673 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3674 New static function.
3675 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3676 <disinterrupt>: Affects type identity.
3677 (epiphany_handle_interrupt_attribute): Handle variable number of
3679 (epiphany_compute_function_type): Update for new
3680 epiphany_function_type definition.
3681 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3682 handlers with a longcall forwarder.
3683 (epiphany_start_function): Handle multiple interrupt arguments and/or
3684 forwarder_section attribute.
3686 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3689 2012-02-07 Alan Modra <amodra@gmail.com>
3692 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3695 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3697 PR tree-optimization/50969
3698 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3699 use vec_perm rather than vector_stmt.
3700 (vect_model_load_cost): Likewise.
3701 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3702 vec_perm to be the same as other vector statements.
3703 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3704 cost of vec_perm for TARGET_VSX.
3706 2012-02-06 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/52115
3709 * tree-sra.c (access_has_replacements_p): New function.
3710 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3712 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3715 * trans-mem.c (expand_call_tm): Add an assertion.
3716 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3719 2012-02-06 Richard Guenther <rguenther@suse.de>
3721 PR tree-optimization/50955
3722 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3723 raise cost of expressions that replace an address with an
3724 expression based on a different pointer.
3726 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3729 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3730 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3732 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3735 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3736 -Weffc++ and specify guidelines come from second edition.
3738 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3740 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3741 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3742 (call_direct_split, call_value_split, call_value_internal_direct)
3743 (call_value_direct_split, call_value_multiple_split): Use jal and
3744 jal_macro attributes.
3746 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3748 * reload1.c (reload_regs_reach_end_p): Replace with...
3749 (reload_reg_rtx_reaches_end_p): ...this function.
3750 (new_spill_reg_store): Update commentary.
3751 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3752 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3753 before setting new_spill_reg_store.
3754 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3755 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3756 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3757 for non-spill reload registers.
3759 2012-02-05 Ira Rosen <irar@il.ibm.com>
3761 PR tree-optimization/52091
3762 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3763 (vect_is_simple_use_1): Likewise.
3764 * tree-vect-loop.c (vectorizable_reduction): Update calls
3765 to vect_is_simple_use_1 and vect_is_simple_use.
3766 (vectorizable_live_operation): Likewise.
3767 * tree-vect-patterns.c (widened_name_p,
3768 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3769 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3770 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3771 vectorizable_shift,vectorizable_operation, vectorizable_store,
3772 vectorizable_load): Likewise.
3773 (vect_is_simple_cond): Add an argument, pass it to
3774 vect_is_simple_use_1.
3775 (vectorizable_condition): Update calls to vect_is_simple_cond,
3777 (vect_is_simple_use): Add an argument, the statement in which
3778 OPERAND is used. Check that if OPERAND's def stmt is a double
3779 reduction phi node, the use is a phi node too.
3780 (vect_is_simple_use_1): Add an argument, pass it to
3782 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3783 to vect_is_simple_use.
3785 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3787 PR rtl-optimization/52095
3788 * modulo-sched.c (dump_insn_locator): New function.
3789 (loop_canon_p, sms_schedule): Use it.
3791 PR rtl-optimization/52113
3792 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3793 even for decomposable shift/zext insns.
3795 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3796 Zdenek Dvorak <ook@ucw.cz>
3798 PR rtl-optimization/52092
3799 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3800 on get_iv_value result.
3802 2012-02-02 Andrew Pinski <apinski@cavium.com>
3806 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3808 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3811 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3813 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3815 PR rtl-optimization/49800
3816 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3817 (sched_finish): Call regstat_free_n_sets_and_refs.
3819 2012-02-02 Jia Liu <proljc@gmail.com>
3821 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3824 2012-02-02 Jan Hubicka <jh@suse.cz>
3825 Tom de Vries <tom@codesourcery.com>
3828 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3829 * varpool.c (varpool_analyze_pending_decls): Likewise.
3831 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3832 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3834 * config.gcc: Add cr16-* support.
3836 * doc/extend.texi: Document cr16 extensions.
3837 * doc/install.texi: Document cr16 install.
3838 * doc/invoke.texi: Document cr16 options.
3839 * doc/md.texi: Document cr16 constraints.
3841 * common/config/cr16/cr16-common.c: New file.
3842 * config/cr16/cr16.c: New file.
3843 * config/cr16/cr16.h: New file.
3844 * config/cr16/cr16.md: New file.
3845 * config/cr16/cr16.opt: New file.
3846 * config/cr16/cr16-protos.h: New file.
3847 * config/cr16/predicates.md: New file.
3848 * config/cr16/constraints.md: New file.
3849 * config/cr16/t-cr16: New file.
3851 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3854 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3855 that operands[2] is either immediate, or q_regs_operand.
3857 PR tree-optimization/52073
3858 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3859 a pattern stmt for pattern uses, ignore uses outside of the loop.
3861 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3863 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3864 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3865 (OUT_AS1, OUT_AS2): Remove.
3867 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3869 PR rtl-optimization/51374
3870 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3871 to cross other volatile_refs_p insns.
3873 2012-02-01 Richard Guenther <rguenther@suse.de>
3875 * doc/invoke.texi (fno-inline): Clarify documentation.
3876 (finline-small-functions): Likewise.
3877 (finline-functions): Likewise.
3878 * common.opt (finline): Adjust comment and documentation.
3879 (finline-small-functions): Clarify documentation.
3880 (finline-functions): Likewise.
3881 (finline-functions-called-once): Likewise.
3883 2012-02-01 Tristan Gingold <gingold@adacore.com>
3885 * c-typeck.c (composite_type): Keep mode for pointers.
3887 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3889 * function.h (regno_reg_rtx): Adjust comment.
3890 * reginfo.c (init_reg_modes_target): Only use the previous mode
3891 if it fits within one register. Remove MIPS comment.
3893 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3896 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3898 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3900 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3901 to srak instruction.
3903 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3905 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3907 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3912 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3914 2012-01-31 Richard Guenther <rguenther@suse.de>
3916 PR tree-optimization/51528
3917 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3920 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3925 * ree.c (add_removable_extension): Change def_map argument
3926 to unsigned *, store in def_map 1 + offset into *insn_list vector
3927 instead of pointers into the vector.
3928 (find_removable_extensions): Adjust caller.
3930 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3932 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3933 Transform all "* quoted-c-code" to { c-code }.
3934 Remove redundant test for "optimize" in combine patterns.
3935 Move (include "avr-dimode.md") to end of file.
3937 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3940 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3941 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3943 2012-01-30 Richard Guenther <rguenther@suse.de>
3945 PR tree-optimization/52028
3946 * tree-loop-distribution.c (ldist_gen): Properly update
3949 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3952 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3953 set_cur_line_info_table if not emitting debug info.
3955 PR tree-optimization/52046
3956 * tree-vect-patterns.c (check_bool_pattern): Give up if
3957 a comparison could throw.
3960 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3962 2012-01-30 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/52045
3965 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3966 SSA form if cfgcleanup did anything.
3968 2012-01-30 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/52045
3971 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3972 before computing final todo.
3974 2012-01-30 Richard Guenther <rguenther@suse.de>
3976 PR tree-optimization/51528
3977 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3980 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3982 * df-problems.c (df_kill_notes): Check that the use refers
3983 to the note under examination.
3985 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3988 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3989 parameter and use short-lived pseudos.
3990 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3991 (sparc_expand_vector_init): Const-ify local variables and adjust
3992 calls to above functions.
3994 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3996 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3998 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4000 * doc/invoke.texi: Make usage of "compile time" and
4001 "run time"/"runtime" consistent throughout the file.
4003 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4005 * config/alpha/alpha.c (alpha_option_override): Default to
4006 full IEEE compliance mode for Go language.
4008 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4010 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4011 (LINK_SSP_SPEC): Define.
4013 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4016 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4019 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4021 * doc/invoke.texi: Correct hyphenation of "floating point",
4022 "double precision", and related terminology throughout the file.
4024 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4027 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4028 arm_general_register_operand predicate for operand 2 instead of
4031 2012-01-27 Ian Lance Taylor <iant@google.com>
4034 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4035 * builtins.c (expand_builtin_init_trampoline): Add onstack
4036 parameter. Change caller.
4037 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4038 * tree.c (build_common_builtin_nodes): Declare
4039 __builtin_init_heap_trampoline.
4041 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4043 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4044 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4045 * config/avr/avr.c: Ditto.
4046 (avr_regnames): Remove because unused.
4047 * config/avr/avr.md (*cpse.ne): New peephole.
4048 (*cpse.eq): New peephole from former cpse peepholes.
4050 2012-01-27 Michael Eager <eager@eagercon.com>
4052 * config/microblaze.c (microblaze_emit_compare): Correct
4053 test after pcmp instruction.
4055 2012-01-27 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/52020
4058 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4060 2012-01-27 Richard Guenther <rguenther@suse.de>
4062 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4063 function non-const/pure.
4065 2012-01-27 Richard Guenther <rguenther@suse.de>
4067 PR tree-optimization/50444
4068 * tree-sra.c (build_ref_for_offset): Properly adjust the
4069 MEM_REF type for unaligned accesses.
4071 2012-01-27 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/50444
4074 * expr.c (mem_ref_refers_to_non_mem_p): New function.
4075 (expand_assignment): Use it. Properly handle misaligned
4076 bases when expanding stores to component references.
4077 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
4080 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
4083 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
4084 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
4085 * tree-data-ref.c (find_data_references_in_loop): Make static.
4086 (compute_all_dependences): Change return type to bool. Bail out
4087 for too many datarefs in a loop. Move the hunk resetting the data
4088 dependences vector from ...
4089 (compute_data_dependences_for_loop): ... here. Account for
4090 compute_all_dependences returning false.
4091 (compute_data_dependences_for_bb): Likewise.
4092 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
4093 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
4095 2012-01-27 Richard Guenther <rguenther@suse.de>
4098 * expr.c (store_field): Use the alias-set of the scratch memory
4101 2012-01-27 Tom de Vries <tom@codesourcery.com>
4103 PR tree-optimization/51990
4104 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4106 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
4108 2012-01-27 Jakub Jelinek <jakub@redhat.com>
4111 * var-tracking.c (reverse_op): Don't add any reverse operation
4112 if V already has any constant locations.
4114 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4116 * doc/invoke.texi: Correct usage of "command line" (noun)
4117 vs "command-line" (adjective) throughout.
4119 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4121 * doc/invoke.texi (Language Independent Options): Move
4122 -Wcoverage-mismatch blurb from here....
4123 (Warning Options): ...to here.
4125 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
4127 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4128 Set rs6000_always_hint to false for 476.
4130 2012-01-27 Matthias Klose <doko@ubuntu.com>
4132 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
4134 * incpath.c (add_standard_paths): Likewise.
4136 2012-01-27 Richard Henderson <rth@redhat.com>
4138 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4139 * config/m68k/sync.md (atomic_test_and_set): Rename from
4140 sync_test_and_setqi and adjust the operands.
4141 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
4142 and unconditionally enable.
4144 2012-01-27 Richard Henderson <rth@redhat.com>
4146 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4147 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
4148 (ldstub): Rename from ldstubqi.
4149 (ldstub<I24MODE>): Remove.
4151 2012-01-27 Richard Henderson <rth@redhat.com>
4153 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4154 * c-cppbuiltin.c (cpp_atomic_builtins): Define
4155 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
4156 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
4157 * doc/tm.texi: Rebuild.
4159 2012-01-27 Richard Henderson <rth@redhat.com>
4161 * optabs.c (gen_atomic_test_and_set): Remove default.
4162 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
4164 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4166 PR rtl-optimization/51978
4167 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
4168 (combine_reaching_defs): Likewise.
4169 (struct re_info): Remove.
4170 (add_removable_extension): Remove x and data arguments,
4171 add insn, insn_list and def_map. Use the arguments directly
4172 instead of using struct re_info.
4173 (find_removable_extensions): Don't call add_removable_extension
4174 through note_stores, instead just call it with single_set
4176 (find_and_remove_re): Pass curr_cand->expr instead of
4177 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
4179 2012-01-26 Michael Matz <matz@suse.de>
4181 PR tree-optimization/46590
4182 * cfgexpand.c: Revert last change (r183305).
4183 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
4185 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
4186 checking for emptiness.
4188 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4191 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
4192 non-addressable non-BLKmode base correctly.
4194 2012-01-26 Michael Matz <matz@suse.de>
4196 PR tree-optimization/48794
4197 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
4198 regions referenced from RESX/EH_DISPATCH.
4200 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4202 * config/s390/s390.h: Make BRANCH_COST an option.
4203 * config/s390/s390.opt: New option -mbranch-cost.
4205 2012-01-26 Richard Henderson <rth@redhat.com>
4207 Revert 2012-01-24 change:
4208 * trans-mem.c (requires_barrier): Do not instrument thread local
4209 variables and emit save/restore for them.
4211 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4214 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
4217 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
4219 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
4222 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
4225 Rename __pgm to __flash.
4226 Rename __pgm1 to __flash1.
4227 Rename __pgm2 to __flash2.
4228 Rename __pgm3 to __flash3.
4229 Rename __pgm4 to __flash4.
4230 Rename __pgm5 to __flash5.
4231 Rename __pgmx to __memx.
4232 * doc/extend.texi (AVR Named Address Spaces)
4233 Rename address space names as indicated above.
4234 * config/avr/avr.c (avr_addrspace): Ditto.
4236 * config/avr/avr-protos.h
4237 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
4238 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
4239 * config/avr/predicates.md: Ditto.
4240 * config/avr/avr.c Ditto, and
4241 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
4242 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
4244 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
4245 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
4246 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
4247 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
4248 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
4249 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
4250 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
4251 * config/avr/avr.c: Ditto.
4252 * config/avr/avr.md: Ditto.
4254 2012-01-25 Jason Merrill <jason@redhat.com>
4257 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
4259 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4261 PR tree-optimization/51987
4262 * tree-data-ref.c (get_references_in_stmt): Handle references in
4263 non-volatile GIMPLE_ASM.
4265 2012-01-25 Richard Guenther <rguenther@suse.de>
4267 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
4268 bases are dereferenced.
4270 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4272 PR rtl-optimization/48374
4273 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
4275 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4277 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
4278 compute_data_dependences_for_loop returns false.
4279 * tree-parloops.c (loop_parallel_p): Likewise.
4281 2012-01-25 Richard Guenther <rguenther@suse.de>
4283 * tree.h (get_pointer_alignment_1): Declare.
4284 * builtins.c (get_pointer_alignment_1): New function.
4285 (get_pointer_alignment): Use it.
4287 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4289 PR rtl-optimization/48308
4290 * combine.c (enum undo_kind): Add UNDO_LINKS.
4291 (struct undo): Add member l to other_contents and where.
4292 (do_SUBST_LINK): New.
4294 (try_combine): Handle LOG_LINKS for the dummy i1 case.
4295 (undo_all): Handle UNDO_LINKS.
4297 2012-01-25 Richard Henderson <rth@redhat.com>
4299 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
4302 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4304 * optabs.c (gen_atomic_test_and_set): Use each argument.
4306 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4308 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
4309 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
4310 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
4311 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
4312 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
4313 TARGET_PAIRED_SINGLE_FLOAT.
4315 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4317 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4318 (in_struct, return_val): Remove MEM documentation.
4319 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
4320 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4321 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
4323 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4324 * cfgexpand.c (add_alias_set_conflicts): Likewise.
4325 * expr.c (store_field): Likewise.
4326 * function.c (assign_stack_temp_for_type): Likewise.
4327 * ifcvt.c (noce_try_cmove_arith): Likewise.
4328 * reload1.c (reload): Likewise.
4329 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
4330 (alpha_set_memflags): Likewise.
4331 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
4333 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4335 * rtl.h (true_dependence, canon_true_dependence): Remove varies
4337 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
4338 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
4339 (true_dependence_1, true_dependence, canon_true_dependence): Remove
4341 * cselib.c (cselib_rtx_varies_p): Delete.
4342 (cselib_invalidate_mem): Update call to canon_true_dependence.
4343 * dse.c (record_store, check_mem_read_rtx): Likewise.
4344 (scan_reads_nospill): Likewise.
4345 * cse.c (check_dependence): Likewise.
4346 (cse_rtx_varies_p): Delete.
4347 * expr.c (safe_from_p): Update call to true_dependence.
4348 * ira.c (validate_equiv_mem_from_store): Likewise.
4349 (memref_referenced_p): Likewise.
4350 * postreload-gcse.c (find_mem_conflicts): Likewise.
4351 * sched-deps.c (sched_analyze_2): Likewise.
4352 * store-motion.c (load_kills_store): Likewise.
4353 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
4354 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4355 (compute_transp): Update call to canon_true_dependence.
4357 2012-01-25 Richard Henderson <rth@redhat.com>
4359 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
4360 (maybe_emit_atomic_test_and_set): New.
4361 (expand_sync_lock_test_and_set): Use it.
4362 (expand_atomic_test_and_set): Likewise.
4363 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
4364 the implementation; clarify implementation defined details.
4365 * doc/md.texi (atomic_test_and_set): Document.
4367 2012-01-25 Richard Henderson <rth@redhat.com>
4369 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
4371 2012-01-25 Richard Henderson <rth@redhat.com>
4374 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
4375 to effect no-op split.
4377 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4380 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
4381 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
4382 (BT_FN_VOID_PTR_INT_SIZE): New.
4383 (BT_FN_UINT_UINT_VAR): Remove.
4384 (BT_FN_UINT32_UINT32_VAR): New.
4385 (BT_FN_DOUBLE_VPTR): Remove.
4386 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
4388 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
4389 (_ITM_changeTransactionMode): Same.
4390 (_ITM_memmoveRtWt): Change return type to void.
4391 (_ITM_memcpyRtWt): Same.
4392 (_ITM_memsetW): Same.
4393 (_ITM_RaRD): Change types to double.
4398 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
4400 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4401 Patrick Marlier <patrick.marlier@gmail.com>
4403 * trans-mem.c (requires_barrier): Do not instrument thread local
4404 variables and emit save/restore for them.
4406 2012-01-24 Jason Merrill <jason@redhat.com>
4409 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4410 output static aliases.
4412 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4415 * common.opt (-pie, -shared, pie, shared): Change from Common to
4417 * gcc.c (display_help): Display help for -pie and -shared.
4419 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4422 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4423 Remove note on size/offset limitation.
4424 (AVR Variable Attributes): Add example how to read data located
4425 with progmem. Refer to named address spaces.
4426 * doc/invoke.texi (AVR Options): Fix typo.
4428 2012-01-24 Richard Guenther <rguenther@suse.de>
4430 Forward-port to trunk
4431 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4434 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4435 op0 isn't sufficiently aligned and there is movmisalignM
4436 insn for mode, use it to load op0 into a temporary register.
4438 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4441 * target.def (const_not_ok_for_debug_p): New hook.
4442 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4444 * doc/tm.texi: Regenerated.
4445 * dwarf2out.c (const_ok_for_output_1): If
4446 targetm.const_not_ok_for_debug_p returns true, fail.
4447 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4449 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4451 2012-01-23 Kai Tietz <ktietz@redhat.com>
4454 * config/i386/predicates.md (symbolic_operand): Allow
4455 UNSPEC_PCREL as PIC expression for lea.
4456 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4457 * config/i386/i386.c (ix86_delegitimize_address): Handle
4458 UNSPEC_PCREL for none-MEM, too.
4460 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4462 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4463 (ipa_tm_create_version_alias): Same.
4465 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4468 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4469 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4471 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4472 Patrick Marlier <patrick.marlier@gmail.com>
4473 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4476 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4477 simple_object_start_read.
4479 2012-01-23 Richard Guenther <rguenther@suse.de>
4482 PR tree-optimization/51895
4483 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4484 parameter decomposition into BLKmode components.
4486 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4488 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4489 fake variables for restrict-qualified pointers whose pointed-to type
4490 contains a placeholder.
4492 2012-01-23 Richard Guenther <rguenther@suse.de>
4494 PR tree-optimization/51949
4495 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4497 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4499 PR rtl-optimization/51933
4500 * ree.c (transform_ifelse): Return true right away if dstreg is
4501 already wider or equal to cand->mode.
4502 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4503 (make_defs_and_copies_lists): Remove defs_list and copies_list
4504 arguments, add state argument, just truncate state->work_list
4505 instead of always allocating and freeing the vector. Assert that
4506 get_defs succeeds instead of returning 2. Changed return type to bool.
4507 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4508 have ext_src_mode, see if it has been modified already with the
4509 right kind of extension and has been extended before from the
4510 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4511 just return true. Remember the original mode in state->modified array.
4512 (combine_reaching_defs): Add state argument. Don't allocate and
4513 free here def_list, copied_list and vec vectors, instead just
4514 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4515 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4516 Add state variable, clear vectors in it, initialize state.modified
4517 if needed. Free all the vectors at the end and state.modified too.
4518 Don't skip a candidate if the extension expression has been modified.
4520 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4523 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4524 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4525 (extra_options) interix.opt -> i386/interix.opt"
4526 (extra_objs):Add winnt-stubs.o
4527 * configure.ac: Add interix to target_os .comm on PE check.
4528 * configure: Regenerate.
4529 * config/interix3.h: Delete and move bits to..
4530 * config/interix.h: Delete and move bits to..
4531 * config/i386/i386-interix3.h: Delete and move bits to..
4532 * config/i386/i386-interix.h: ..here.
4533 (TARGET_CPU_DEFAULT): Remove redefinition.
4534 (TARGET_ASM_CONSTRUCTOR): Undefine.
4535 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4536 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4537 (PTRDIFF_TYPE): Define.
4538 (LONG_DOUBLE_TYPE_SIZE): Define.
4539 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4540 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4541 (TARGET_SECTION_TYPE_FLAGS): Define.
4542 (ASM_DECLARE_FUNCTION_NAME): Define.
4543 (ASM_OUTPUT_EXTERNAL): Define.
4544 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4545 (ASM_OUTPUT_ALIGNED_BSS): Define.
4546 (PCC_BITFIELD_TYPE_MATTERS): Define.
4547 (USE_CONST_SECTION): Define.
4548 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4549 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4550 (SUPPORTS_ONE_ONLY): Remove.
4551 (I386_PE_STRIP_ENCODING): Define.
4552 * config/interix.opt: Delete and move bits to..
4553 * config/i386/interix.opt: ..here. New.
4554 (mpe-aligned-commons): Add.
4555 * config/i386/t-interix: Add copyright header.
4556 (winnt-stubs.o): Add rule.
4558 2012-01-22 Jason Merrill <jason@redhat.com>
4561 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4562 for extra name aliases.
4564 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4566 PR rtl-optimization/51924
4567 * ree.c (combine_set_extension): Improve debugging message.
4568 (combine_reaching_defs): Likewise.
4569 (get_defs): Rename confusingly named variable.
4570 (find_and_remove_re): Skip a candidate if the extension expression has
4573 2012-01-21 Robert Millan <rmh@gnu.org>
4574 Gerald Pfeifer <gerald@pfeifer.com>
4576 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4577 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4579 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4581 PR tree-optimization/51914
4582 * tree-vect-stmts.c (vectorizable_conversion): For
4583 cvt_type && modifier == WIDEN, put temporary with cvt_type
4584 at the beginning of vec_dsts and set vec_dest to temporary
4587 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4589 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4591 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4593 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4594 * config/rs6000/rs6000.c: Likewise.
4596 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4599 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4600 output_move_double on a copy of operands array.
4602 2012-01-20 Cary Coutant <ccoutant@google.com>
4603 Dodji Seketeli <dodji@redhat.com>
4606 * dwarf2out.c (copy_declaration_context): Return ref to parent
4607 of declaration DIE, if necessary.
4608 (remove_child_or_replace_with_skeleton): Add new parameter; update
4609 caller. Place skeleton DIE under parent DIE of original declaration.
4610 Move call to copy_declaration_context to here ...
4611 (break_out_comdat_types): ... from here.
4613 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4615 PR rtl-optimization/51856
4616 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4619 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4622 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4623 hints for neon loads and stores.
4625 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4629 * doc/extend.texi (Named Address Spaces): Split into subsections.
4630 (AVR Named Address Spaces): New subsection.
4631 (M32C Named Address Spaces): New subsection.
4632 (RL78 Named Address Spaces): New subsection.
4633 (SPU Named Address Spaces): New subsection.
4634 (Variable Attributes): New anchor "AVR Variable Attributes".
4635 (AVR Variable Attributes): Rewrite and avoid wording
4636 "address space" in this context.
4637 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4638 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4639 (AVR Built-in Macros): New subsubsection therein.
4640 * doc/md.texi (AVR constraints): Remove "C04", "R".
4642 2012-01-20 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/51903
4645 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4646 when removing stmts.
4648 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4651 * config/arm/arm.c (arm_load_pic_register): Use
4652 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4653 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4654 (arm_pic_static_addr): Likewise.
4655 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4656 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4657 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4658 (pic_load_addr_unified): New.
4660 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4663 * function.c (instantiate_virtual_regs_in_insn): Use
4664 delete_insn_and_edges when removing a wrong asm insn.
4666 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4668 PR rtl-optimization/40761
4669 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4670 Add new member loop_num.
4671 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4672 (ira_build): Remove the parameter.
4674 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4675 (ira.c): Do not build CFG loops for one region allocation. Remove
4676 argument from ira_build call.
4678 * ira-build.c (init_loop_tree_node): New function.
4679 (create_loop_tree_nodes): Use it. Separate the case when CFG
4680 loops are not built.
4681 (more_one_region_p): Check current_loops.
4682 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4684 (add_loop_to_tree): Process loop equal to NULL too.
4685 (form_loop_tree): Separate the case when CFG loops are not built.
4686 Use explicitly number for the root.
4687 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4689 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4690 instead of loop->num.
4691 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4692 (mark_all_loops_for_removal): Ditto.
4693 (remove_unnecessary_regions): Separate the case when CFG loops
4695 (ira_build): Remove the parameter. Use explicit number of regions
4696 when CFG loops are not built.
4698 * ira-color.c (print_loop_title): Separate the case for the root node.
4699 Use loop_num instead of loop->num.
4700 (move_spill_restore): Use loop_num instead of loop->num.
4702 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4703 (change_loop): Ditto.
4704 (change_loop): Use loop_num instead of loop->num.
4706 * ira-lives.c (process_bb_node_lives): Ditto.
4708 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4710 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4712 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4715 * tree-mudflap.c (mf_artificial): New function.
4716 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4717 mx_register_decls, mudflap_enqueue_decl): Use it.
4720 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4721 numbers in the insn pattern.
4723 2012-01-19 Michael Matz <matz@suse.de>
4725 PR tree-optimization/46590
4726 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4727 use it in remembering which conflicts we already created.
4728 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4731 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4734 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4735 (merge_and_complain): Same.
4737 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4740 * config/initfini-array.h: Guard content of the header
4741 with #ifdef HAVE_INITFINI_ARRAY.
4742 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4743 Add initfini-array.h to tm_file here.
4744 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4745 * config.gcc: Don't add initfini-array.h to tm_file here.
4746 * configure: Regenerated.
4748 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4750 PR rtl-optimization/51505
4751 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4752 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4753 (df_note_bb_compute): Update the call to df_kill_notes.
4755 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4757 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4759 2012-01-18 Richard Guenther <rguenther@suse.de>
4761 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4762 of conversions to void *.
4764 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4765 Richard Sandiford <rdsandiford@googlemail.com>
4769 * optabs.h (simplify_expand_binop): Declare.
4770 * optabs.c (simplify_expand_binop): Make global.
4771 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4772 endian targets if the source cannot be exactly covered by word
4775 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4778 * hard-reg-set.h (struct hard_reg_set_container): New type.
4779 * target.h (struct hard_reg_set_container): Forward declare.
4780 * target.def (set_up_by_prologue): New target hook.
4781 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4782 * doc/tm.texi: Regenerated.
4783 * function.c (thread_prologue_and_epilogue_insns): Change
4784 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4785 Call targetm.set_up_by_prologue on it.
4786 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4787 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4789 2012-01-17 Nick Clifton <nickc@redhat.com>
4791 * config/rx/rx.c (rx_can_use_simple_return): New function.
4792 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4793 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4795 2012-01-17 Richard Guenther <rguenther@suse.de>
4798 * expr.c (expand_assignment): Take address-space information
4799 from the address operand of MEM_REF and TARGET_MEM_REF.
4800 (expand_expr_real_1): Likewise.
4802 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4804 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4805 reload dump is requested.
4807 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4810 * trans-mem.c (requires_barrier): Call may_be_aliased.
4812 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4814 PR tree-optimization/51877
4815 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4816 call arguments and fndecls compare equal, instead return false if they
4817 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4818 both SSA_NAMEs that are valueized the same, or they satisfy
4821 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4823 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4825 * configure: Regenerate.
4827 2012-01-16 Jan Hubicka <jh@suse.cz>
4831 * convert.c (convert_to_integer): Use fold_convert for
4832 converting an INTEGER_CST to integer type.
4834 2012-01-16 Jason Merrill <jason@redhat.com>
4837 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4839 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4842 * config/s390/s390.c (s390_chunkify_start): Don't skip
4843 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4844 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4845 If insn is followed by NOTE_INSN_VAR_LOCATION or
4846 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4847 Don't use location of note insns.
4849 PR tree-optimization/51865
4850 * tree-inline.c (tree_function_versioning): Call remap_decl
4851 on DECL_RESULT whenever it has VOID_TYPE_P type.
4853 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4855 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4856 for calls to locally-binding MIPS16 functions if only the return
4857 type uses float regs.
4859 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4860 Richard Sandiford <rdsandiford@googlemail.com>
4862 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4863 (SYMBOL_32_HIGH): Likewise.
4864 (mips_output_tls_reloc_directive): Declare.
4865 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4866 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4867 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4868 (mips_lo_relocs, mips_hi_relocs): Make extern.
4869 (mips16_stub_function): Move up file.
4870 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4871 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4872 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4873 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4874 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4875 (mips_get_tp): Add MIPS16 support.
4876 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4877 Generalize DTPREL and TPREL handling.
4878 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4879 Add MIPS16 TLS support.
4880 (mips_output_tls_reloc_directive): New function.
4881 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4882 * config/mips/predicates.md (symbolic_operand_with_high)
4883 (tls_reloc_operand): New predicates.
4884 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4885 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4886 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4887 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4888 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4889 (*tls_get_tp_mips16_call_<mode>): Likewise.
4891 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4893 PR rtl-optimization/51821
4894 * recog.c (peep2_find_free_register): Determine clobbered registers
4897 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4900 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4901 * config/avr/avr.c: Likewise.
4902 * config/avr/avr.h: Likewise.
4904 2012-01-13 Ian Lance Taylor <iant@google.com>
4907 * tree.h (TYPE_QUALS): Add cast to int.
4908 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4910 2012-01-13 Ian Lance Taylor <iant@google.com>
4912 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4913 comparing param_index to VEC_length result.
4915 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4917 * c-decl.c: Do not include tree-mudflap.h
4918 * tree-optimize.c: Likewise.
4919 * Makefile.in: Update dependencies.
4921 2012-01-13 Richard Guenther <rguenther@suse.de>
4924 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4925 variable-sized result always use RSO.
4927 2012-01-12 DJ Delorie <dj@redhat.com>
4929 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4930 pointer type, not just the default pointer type.
4932 2012-01-09 Richard Henderson <rth@redhat.com>
4933 Denis Chertykov <chertykov@gmail.com>
4936 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4937 * config/avr/avr.c (avr_can_eliminate): Simplify.
4938 (avr_initial_elimination_offset): Likewise.
4939 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4940 (expand_epilogue): Likewise.
4941 (avr_legitimize_address): Gut.
4942 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4943 (avr_hard_regno_nregs): New.
4944 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4945 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4946 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4947 add soft frame pointer.
4948 (CALL_USED_REGISTERS): Likewise.
4949 (REG_CLASS_CONTENTS): Likewise.
4950 (REGISTER_NAMES): Likewise.
4951 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4952 (HARD_FRAME_POINTER_REGNUM): New.
4953 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4954 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4955 remove the HARD_FRAME_POINTER self-elimination.
4957 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4960 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4961 DECL_EXTERNAL when checking for initializers of progmem variables.
4963 2012-01-12 Ira Rosen <irar@il.ibm.com>
4965 PR tree-optimization/51799
4966 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4967 that the last operation is a type demotion.
4969 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4971 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4972 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4974 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4977 * combine.c (distribute_notes): If i3 is a noreturn call,
4978 allow old_size to be equal to args_size and make sure the
4979 noreturn call gets REG_ARGS_SIZE note.
4980 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4981 on noreturn calls even when the delta is 0.
4983 2012-01-11 Nathan Sidwell <nathan@acm.org>
4985 * gcov.c (STRING_SIZE): Remove.
4986 (generate_results): Erase annotations for source files with no
4987 coverage information.
4989 (output_lines): Use it.
4991 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4993 * gimple.h (gimplify_body): Remove first argument.
4994 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4995 pointer set here, instead just pass DATA to walk_tree.
4996 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4997 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4998 (unvisit_body): Likewise, but with unmark_visited.
4999 (gimplify_body): Remove BODY_P argument and adjust.
5000 (gimplify_function_tree): Adjust call to gimplify_body.
5001 * omp-low.c (finalize_task_copyfn): Likewise.
5003 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5005 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5006 (build_function_type_skip_args): Delete.
5007 * tree.c (build_function_type_skip_args): Make static and add
5008 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5009 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5010 pass it to build_function_type_skip_args.
5011 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5012 (tree_function_versioning): Likewise.
5013 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5014 build_function_decl_skip_args.
5015 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5016 and pass it to build_function_decl_skip_args/tree_function_versioning.
5017 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5018 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5019 * trans-mem.c (ipa_tm_create_version): Likewise.
5020 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5021 * tree-inline.c (declare_return_variable): Remove always-true test.
5022 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5023 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5024 * ipa-split.c (split_function): Skip the return value for the split
5025 part if it doesn't return.
5027 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5029 PR tree-optimization/49642
5030 * ipa-split.c (forbidden_dominators): New variable.
5031 (check_forbidden_calls): New function.
5032 (dominated_by_forbidden): Likewise.
5033 (consider_split): Check for forbidden dominators.
5034 (execute_split_functions): Initialize and free forbidden
5035 dominators info; call check_forbidden_calls.
5037 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5039 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5041 2012-01-11 Nick Clifton <nickc@redhat.com>
5043 * config/rx/rx.md (return): Define pattern.
5045 2012-01-11 Richard Guenther <rguenther@suse.de>
5047 * doc/extend.texi (malloc attribute): Adjust according to
5050 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5051 Patrick Marlier <patrick.marlier@gmail.com>
5054 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5055 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5056 (ipa_tm_note_irrevocable): Same.
5057 (ipa_tm_scan_irr_block): Same.
5058 (ipa_tm_decrement_clone_counts): Same.
5059 (ipa_tm_scan_irr_function): Same.
5060 (ipa_tm_create_version_alias): Same.
5061 (ipa_tm_create_version): Same.
5062 (ipa_tm_transform_calls_redirect): Same.
5063 (ipa_tm_transform_calls): Same.
5064 (ipa_tm_transform_transaction): Same.
5065 (ipa_tm_execute): Same.
5067 2012-01-10 Richard Guenther <rguenther@suse.de>
5070 * opts.c (common_handle_option): Handle -Werror.
5072 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5074 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
5077 2012-01-10 Jason Merrill <jason@redhat.com>
5079 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
5082 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5084 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
5085 supports R_386_TLS_GD_PLT reloc.
5086 (gcc_cv_as_ix86_tlsldmplt): Check if linker
5087 supports R_386_TLS_LDM_PLT reloc.
5088 * configure: Regenerate.
5089 * config.in: Regenerate.
5091 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
5094 Extend __pgmx semantics to linearize memory.
5095 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
5096 determine if code comes inline or from libgcc.
5097 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
5098 (movmem_qi, movmem_qi): Set constraint #2 to "n".
5099 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
5100 (movmemx_qi, movmemx_hi): New insns.
5101 (xload_<mode>_libgcc): Rewrite to new insn condition.
5102 (xload_<mode>): Remove insns.
5103 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
5104 cases that don't satisfy avr_xload_libgcc_p().
5105 (avr_addr_space_convert): Allow converting in any direction.
5106 (avr_addr_space_subset_p): Return always true.
5107 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
5108 (avr_emit_movmemhi): Ditto.
5109 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
5110 (avr_out_movmem): Ditto.
5111 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
5112 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
5113 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
5114 (avr_encode_section_info): Encode 'progmem' in symbol flags.
5115 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
5117 2012-01-10 Richard Guenther <rguenther@suse.de>
5119 PR tree-optimization/50913
5120 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
5121 Require data-refs to be representable by Graphite with respect
5124 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
5126 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
5127 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
5129 2012-01-10 Tom de Vries <tom@codesourcery.com>
5131 PR rtl-optimization/51271
5132 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
5133 handling annulled branch.
5135 2012-01-10 Richard Henderson <rth@redhat.com>
5137 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
5138 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
5139 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
5140 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
5141 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
5142 arm_expand_vec_perm_const): New.
5143 * config/arm/arm-protos.h: Update.
5144 * config/arm/neon.md (UNSPEC_VCONCAT): New.
5145 (*neon_vswp<VDQX>): New.
5146 (neon_vcombine<VDX>): Use neon_split_vcombine.
5147 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
5148 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
5149 (vec_perm<VE>): New.
5151 2012-01-10 Richard Henderson <rth@redhat.com>
5153 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
5154 use it if reload_completed.
5155 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
5156 arm_output_asm_insn, arm_process_output_memory_barrier,
5157 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
5158 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
5159 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
5160 arm_process_output_sync_insn, arm_output_sync_insn,
5161 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
5162 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
5163 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
5164 (emit_unlikely_jump): New.
5165 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
5166 (arm_split_atomic_op): New.
5167 * config/arm/arm-protos.h: Update.
5168 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
5169 (struct arm_sync_generator): Remove.
5170 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
5171 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
5172 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
5173 (VUNSPEC_LL, VUNSPEC_SC): New.
5174 (sync_result, sync_memory, sync_required_value, sync_new_value,
5175 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
5176 (attr length): Don't use arm_sync_loop_insns.
5177 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
5178 (movsfcc, movdfcc): Likewise.
5179 * config/arm/constraints.md (Ua): New.
5180 * config/arm/prediates.md (mem_noofs_operand): New.
5181 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
5182 (sync_clobber, sync_t2_reqd): Remove.
5183 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
5184 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
5185 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
5186 (arm_sync_compare_and_swap<SIDI>): Remove.
5187 (arm_sync_compare_and_swap<NARROW>): Remove.
5188 (arm_sync_lock_test_and_set<SIDI>): Remove.
5189 (arm_sync_lock_test_and_set<NARROW>): Remove.
5190 (arm_sync_new_<syncop><SIDI>): Remove.
5191 (arm_sync_new_<syncop><NARROW>): Remove.
5192 (arm_sync_new_nand<SIDI>): Remove.
5193 (arm_sync_new_nand<NARROW>): Remove.
5194 (arm_sync_old_<syncop><SIDI>): Remove.
5195 (arm_sync_old_<syncop><NARROW>): Remove.
5196 (arm_sync_old_nand<SIDI>): Remove.
5197 (arm_sync_old_nand<NARROW>): Remove.
5198 (*memory_barrier): Merge arm_output_memory_barrier.
5199 (atomic_compare_and_swap<QHSD>): New.
5200 (atomic_compare_and_swap<NARROW>_1): New.
5201 (atomic_compare_and_swap<SIDI>_1): New.
5202 (atomic_exchange<QHSD>): New.
5203 (cas_cmp_operand, cas_cmp_str): New.
5204 (atomic_op_operand, atomic_op_str): New.
5205 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
5206 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
5207 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
5208 (arm_load_exclusive<NARROW>): New.
5209 (arm_load_exclusivesi, arm_load_exclusivedi): New.
5210 (arm_store_exclusive<QHSD>): New.
5212 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5214 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
5215 reload patterns if -mvsx-scalar-memory.
5217 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
5218 generated, even -mno-vsx-scalar-double was used.
5219 (vsx_xscvdpsp_scalar): Likewise.
5220 (vsx_xscvspdp_scalar2): Likewise.
5222 2012-01-09 Tom de Vries <tom@codesourcery.com>
5223 Andrew Pinski <apinski@cavium.com>
5226 * reorg.c (fill_slots_from_thread): Don't speculate
5227 frame-related insns.
5229 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
5231 * sched-int.h (bb_note): Move to...
5232 * basic-block.h: ...here.
5233 * haifa-sched.c (bb_note): Move to...
5234 * cfgrtl.c: ...here.
5235 * function.c (next_block_for_reg): New function.
5236 (move_insn_for_shrink_wrap): Likewise.
5237 (prepare_shrink_wrap): Rewrite to use the above.
5239 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
5241 * gimple.c (is_gimple_non_addressable): Remove.
5242 * gimple.h: Remove is_gimple_non_addressable.
5243 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
5244 is_gimple_non_addressable.
5245 * trans-mem.c (expand_assign_tm): Same.
5247 2012-01-09 Richard Guenther <rguenther@suse.de>
5249 PR tree-optimization/51775
5250 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
5251 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
5253 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5255 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5257 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5259 2012-01-09 Richard Guenther <rguenther@suse.de>
5261 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
5263 2012-01-08 Jan Hubicka <jh@suse.cz>
5265 PR tree-optimize/51680
5266 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
5267 on when known_vals needs to be computed; cleanup.
5269 2012-01-08 Jan Hubicka <jh@suse.cz>
5271 PR tree-optimize/51694
5272 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
5274 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
5276 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
5277 for -std=c++98 and -std=c++11 too.
5279 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
5281 * cfgloop.c (cancel_loop): Add free() of bbs array.
5283 2012-01-07 Jan Hubicka <jh@suse.cz>
5285 PR tree-optimization/51600
5286 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
5287 that benefits small functions.
5289 2012-01-07 Jan Hubicka <jh@suse.cz>
5291 * ipa-inline.c (want_inline_small_function_p): Fix formating.
5293 2012-01-07 Jan Hubicka <jh@suse.cz>
5295 PR tree-optimization/51680
5296 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
5297 whose inlining reduce unit size.
5299 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
5302 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
5303 Add canonical node to containing_mem chain after the non-canonical
5304 one, even if there weren't any locs to propagate.
5305 (remove_useless_values): Keep only canonical values.
5306 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
5307 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
5308 canonicalize mem_chain elements that are not discarded.
5310 2012-01-06 Jakub Jelinek <jakub@redhat.com>
5313 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
5314 before emitting functions.
5316 PR gcov-profile/50127
5317 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
5318 clear_aux_for_blocks.
5320 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
5323 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
5325 2012-01-06 Arnaud Charlet <charlet@adacore.com>
5327 * c-decl.c (ext_block): Moved up.
5328 (collect_all_refs, for_each_global_decl): Take ext_block into account.
5330 2012-01-06 Han Shen <shenhan@google.com>
5332 Translate built-in include paths for sysroot.
5333 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
5334 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
5336 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
5337 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
5339 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
5340 control whether sysroot should be prepended to gxx include dir.
5342 * configure: Regenerate.
5344 2012-01-06 Torvald Riegel <triegel@redhat.com>
5346 PR rtl-optimization/51771
5347 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
5348 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
5350 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5352 PR tree-optimization/51315
5353 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
5354 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
5356 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
5359 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
5360 for shrp pattern. Correctly handle and fixup shift variable.
5361 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
5363 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5366 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
5367 note when !ACCUMULATE_OUTGOING_ARGS.
5369 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5371 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
5373 (extract_range_from_unary_expr_1): Avoid useless computations.
5375 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5377 PR rtl-optimization/51767
5378 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
5379 of jump_block and add an extra edge for degenerated asm gotos.
5382 * stmt.c (check_unique_operand_names): Don't ICE during error
5383 reporting if i is from labels chain.
5386 * profile.c (branch_prob): Split bbs that have exit edge
5387 and need a fake entry edge too.
5389 2012-01-05 Jan Hubicka <jh@suse.cz>
5392 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
5395 2012-01-05 Richard Guenther <rguenther@suse.de>
5398 * tree-streamer-out.c (write_ts_optimization): New function.
5399 (streamer_write_tree_body): Call it.
5400 * tree-streamer-in.c (lto_input_ts_optimization): New function.
5401 (streamer_read_tree_body): Call it.
5402 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
5404 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5407 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5408 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5409 in_cleanup_point_expr before gimplify_stmt call and restore it
5411 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5412 in_cleanup_point_expr is false.
5414 2012-01-05 Richard Guenther <rguenther@suse.de>
5417 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5419 * toplev.c (process_options): Reject combining mudflap and LTO.
5420 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5422 2012-01-05 Richard Guenther <rguenther@suse.de>
5424 PR tree-optimization/51760
5425 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5427 (bit_value_unop): Handle UNDEFINED operands.
5428 (bit_value_binop): Likewise.
5430 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5432 * config/avr/avr.c (avr_replace_prefix): Remove.
5433 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5434 (avr_asm_function_rodata_section): Ditto.
5435 (avr_asm_select_section): Ditto.
5437 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5439 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5442 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5445 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5446 calls that have any non-fake successor edges.
5449 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5451 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5453 PR tree-optimization/51624
5454 * tree-sra.c (build_ref_for_model): When replicating a chain of
5455 COMPONENT_REFs, stop as soon as the offset would become negative.
5457 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5460 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5461 in .debug_loc on the floor.
5463 2012-01-04 Andrew Pinski <apinski@cavium.com>
5465 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5467 2012-01-04 Andrew Pinski <apinski@cavium.com>
5468 Adam Nemet <anemet@caviumnetworks.com>
5470 * config/mips/mips.md (size): Add SI and DI.
5471 (SIZE): New mode attribute.
5472 (U): New code attribute.
5473 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5474 (mips_lbux_<mode>): Delete.
5475 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5476 (mips_lhx): Use gen_mips_lhx_extsi.
5477 (mips_lhx_<mode>): Delete.
5479 (mips_l<size>x): New expand.
5480 (mips_lwx_<mode>): Delete.
5481 (mips_l<GPR:size>x_<P:mode>): New pattern.
5482 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5483 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5484 * config/mips/mips.c (mips_lx_address_p): New function.
5485 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5486 (dsp64): New availability predicate.
5487 (mips_builtins): Add an entry for __builtin_mips_ldx.
5488 * config/mips/mips.h (ISA_HAS_LBX): New define.
5489 (ISA_HAS_LBUX): Likewise.
5490 (ISA_HAS_LHX): Likewise.
5491 (ISA_HAS_LHUX): Likewise.
5492 (ISA_HAS_LWX): Likewise.
5493 (ISA_HAS_LWUX): Likewise.
5494 (ISA_HAS_LDX): Likewise.
5495 * doc/extend.texi (__builtin_mips_ldx): Document.
5497 2012-01-04 Tristan Gingold <gingold@adacore.com>
5499 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5500 when long pointers are used.
5501 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5502 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5503 (ia64-hp-*vms*): Remove.
5504 * config/vms/xm-vms64.h: Delete.
5506 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5509 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5511 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5513 * opts.c (finish_options): Remove duplicate sorry.
5515 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5518 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5521 2012-01-04 Richard Guenther <rguenther@suse.de>
5524 * tree.c (size_low_cst): New function.
5525 * tree.h (size_low_cst): Declare.
5526 * fold-const.c (fold_comparison): Use it to extract the low
5527 part of the POINTER_PLUS_EXPR offset.
5529 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5531 Fix clearing ZERO_REG
5532 * config/avr/avr.md (cc): Add alternative "ldi".
5533 (movqi_insn): Use it in cc attribute.
5534 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5535 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5536 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5538 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5540 * configure: Regenerate.
5542 2012-01-04 Richard Guenther <rguenther@suse.de>
5544 PR tree-optimization/49651
5545 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5546 (var_can_have_subvars): Use it.
5547 (get_constraint_for_1): Only consider subfields if there can be any.
5549 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5552 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5553 to its new canonical_cselib_val and the cselib_val was in
5554 first_containing_mem chain, but the canonical_cselib_val was not,
5555 add the latter into the chain.
5556 (cselib_invalidate_mem): Compare canonical_cselib_val of
5557 addr_list chain elt with v.
5560 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5561 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5563 (output_macinfo_op): Don't ggc_strdup fd->filename.
5564 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5565 then ggc_strdup it. Don't free inc->info or cur->info.
5566 (output_macinfo): Don't free ref->info or file->info.
5568 2012-01-03 Ira Rosen <irar@il.ibm.com>
5570 PR tree-optimization/51269
5571 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5572 first_niters a pointer.
5573 (slpeel_tree_peel_loop_to_edge): Likewise.
5574 (vect_do_peeling_for_loop_bound): Update call to
5575 slpeel_tree_peel_loop_to_edge.
5576 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5577 here. Remove it from the parameters list.
5578 (vect_do_peeling_for_alignment): Update calls and compute
5581 2012-01-03 Richard Guenther <rguenther@suse.de>
5583 PR tree-optimization/51070
5584 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5585 Properly handle calls.
5587 2012-01-03 Richard Guenther <rguenther@suse.de>
5589 PR tree-optimization/51692
5590 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5591 the LHS of allocation stmts.
5593 2012-01-03 Olivier Hainque <hainque@adacore.com>
5595 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5597 2012-01-03 Olivier Hainque <hainque@adacore.com>
5599 * collect2.c (main): In AIX specific computations for vector
5600 insertions, use CONST_CAST2 to cast from char ** to const char **.
5602 2012-01-03 Richard Guenther <rguenther@suse.de>
5605 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5606 the context of a limbo DIE when it does not already exist.
5608 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5610 PR tree-optimization/51719
5611 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5612 but direct call is, clear direct call's lhs and don't add fallthrough
5613 edge from dcall_bb to join_bb and PHIs.
5615 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5617 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5618 the instructions emitted by the pattern.
5619 ("*TDC_insn_<mode>"): Add comment.
5621 2012-01-03 Richard Guenther <rguenther@suse.de>
5624 * fold-const.c (fold_comparison): Properly canonicalize
5625 tree offset and HOST_WIDE_INT bit position.
5627 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5629 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5630 operands for extzv pattern.
5632 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5635 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5638 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5640 * doc/invoke.texi (-flto and related options): Copy-edit.
5642 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5644 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5646 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5648 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5651 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5653 * expr.h (move_by_pieces_ninsns): Declare.
5654 * expr.c (move_by_pieces_ninsns): Make external.
5655 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5656 (mips_store_by_pieces_p): Likewise.
5657 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5658 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5659 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5660 (mips_store_by_pieces_p): Likewise.
5662 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5664 * passes.c (register_one_dump_file): Free full_name.
5666 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5667 (calculate_elim_costs_all_insns): Free offsets_at and
5668 offsets_known_at at the end and clear the pointers.
5670 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5672 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5673 this option introduced in r180739.
5675 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5678 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5679 (tmake_file target=avr): Add avr/t-multilib.
5681 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5682 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5683 * config/avr/genmultilib.awk: New file.
5684 * config/avr/t-multilib: New auto-generated file.
5685 * config/avr/multilib.h: New auto-generated file.
5686 * config/avr/t-avr (AVR_MCUS): New variable.
5687 (genopt.sh): Use it.
5688 (s-mlib): Depend on t-multilib.
5689 (t-multilib, multilib.h): New dependencies.
5690 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5691 (MULTILIB_OPTIONS): Remove.
5692 (MULTILIB_MATCHES): Remove.
5693 (MULTILIB_DIRNAMES): Remove.
5694 (MULTILIB_EXCEPTIONS): Remove:
5695 * config/avr/genopt.sh: Don't use hard coded file name;
5696 pass AVR_MCUS from t-avr instead.
5698 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5700 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5702 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5704 Implement light-weight DImode support.
5705 * config/avr/avr-dimode.md: New file.
5706 * config/avr/avr.md: Include it.
5707 (adjust_len): Add plus64, compare64.
5708 (HIDI): Remove code iterator.
5709 (code_stdname): New code attribute.
5710 (rotx, rotsmode): Remove DI.
5711 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5713 * config/avr/avr-protos.h (avr_have_dimode): New.
5714 (avr_out_plus64, avr_out_compare64): New.
5715 * config/avr/avr.c (avr_out_compare): Handle DImode.
5716 (avr_have_dimode): New variable definition and initialization.
5717 (avr_out_compare64, avr_out_plus64): New functions.
5718 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5719 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5720 (avr_compare_pattern): Skip DImode comparisons.
5722 2012-01-02 Revital Eres <revital.eres@linaro.org>
5724 * ddg.c (def_has_ccmode_p): New function.
5725 (add_cross_iteration_register_deps,
5726 create_ddg_dep_from_intra_loop_link): Call it.
5728 2012-01-02 Richard Guenther <rguenther@suse.de>
5731 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5733 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5735 * gcc.c (process_command): Update copyright notice dates.
5736 * gcov.c (print_version): Likewise.
5737 * gcov-dump.c (print_version): Likewise.
5738 * mips-tfile.c (main): Likewise.
5739 * mips-tdump.c (main): Likewise.
5741 2012-01-01 Ira Rosen <irar@il.ibm.com>
5743 PR tree-optimization/51704
5744 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5745 a use is inside the basic block or loop before accessing its vect info.
5747 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5749 PR rtl-optimization/51069
5750 * cfgloopmanip.c (remove_path): Removing path making irreducible
5751 region unconditional makes BB part of the region.
5753 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5755 PR tree-optimization/51683
5756 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5757 calls with side-effects.
5758 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5760 Copyright (C) 2012 Free Software Foundation, Inc.
5762 Copying and distribution of this file, with or without modification,
5763 are permitted in any medium without royalty provided the copyright
5764 notice and this notice are preserved.