1 2012-10-05 Jan Hubicka <jh@suse.cz>
2 Jakub Jelinek <jakub@redhat.com>
4 PR tree-optimization/33763
5 * tree-inline.c (expand_call_inline): Silently ignore always_inline
6 attribute for redefined extern inline functions.
8 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
10 Backported from mainline
11 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
13 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
14 in SSE and YMM state support check for -march=native.
16 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
19 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
22 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
24 Backported from mainline
25 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
28 * doc/invoke.texi: Document -mprefer-avx128.
30 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
32 Backported from mainline
33 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
36 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
37 (XSTATE_FP): Likewise.
38 (XSTATE_SSE): Likewise.
39 (XSTATE_YMM): Likewise.
40 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
41 SSE and YMM states aren't supported.
43 2012-10-01 Tom de Vries <tom@codesourcery.com>
45 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
48 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
51 * config/s390/s390.c (s390_option_override): Add missing break.
53 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
55 Backport from mainline
56 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
58 * config.gcc: Replace 'host' with 'target' when configuring for
61 2012-09-28 Meador Inge <meadori@codesourcery.com>
63 Backport from mainline
64 2012-09-27 Meador Inge <meadori@codesourcery.com>
66 * gcc-ar.c (main): Handle the returning of the sub-process error
69 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
71 Backport from 2012-09-28 trunk r191821.
72 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
74 2012-09-27 Jakub Jelinek <jakub@redhat.com>
77 * simplify-rtx.c (simplify_binary_operation_1): Perform
78 (x - (x & y)) -> (x & ~y) optimization only for integral
81 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
83 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
84 TYPE_NONALIASED_COMPONENT flag.
85 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
86 TYPE_NONALIASED_COMPONENT flag.
88 2012-09-21 Richard Guenther <rguenther@suse.de>
91 Backport from mainline
92 2012-04-19 Richard Guenther <rguenther@suse.de>
94 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
97 2012-09-20 Joseph Myers <joseph@codesourcery.com>
100 * c-typeck.c (c_cast_expr): When casting to a type requiring
101 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
104 2012-09-20 Joseph Myers <joseph@codesourcery.com>
107 * c-typeck.c (build_unary_op): Pass original argument of
108 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
109 any C_MAYBE_CONST_EXPR, if it has integer operands.
110 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
111 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
112 to c_objc_common_truthvalue_conversion, then remove any
113 C_MAYBE_CONST_EXPR, if they have integer operands. Use
114 c_objc_common_truthvalue_conversion not
115 c_common_truthvalue_conversion.
116 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
117 call note_integer_operands for arguments with integer operands
118 that are not integer constants.
120 2012-09-20 Jakub Jelinek <jakub@redhat.com>
122 Backported from mainline
123 2012-09-17 Jakub Jelinek <jakub@redhat.com>
125 PR tree-optimization/54563
126 * tree-ssa-math-opts.c (execute_cse_sincos): Call
127 gimple_purge_dead_eh_edges if last call has been changed.
129 2012-09-14 Jakub Jelinek <jakub@redhat.com>
132 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
133 instead of (match_dup 0) as second argument to vec_merge.
134 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
135 Remove third alternative.
136 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
137 operand 2 instead of operand 1, but put it as first argument
139 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
140 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
143 2012-09-20 Jakub Jelinek <jakub@redhat.com>
145 * BASE-VER: Set to 4.7.3.
146 * DEV-PHASE: Set to prerelease.
148 2012-09-20 Release Manager
150 * GCC 4.7.2 released.
152 2012-09-15 Andi Kleen <ak@linux.intel.com>
154 Backport from mainline
155 2012-09-07 Andi Kleen <ak@linux.intel.com>
157 * gcc/lto-streamer.h (res_pair): Add.
158 (lto_file_decl_data): Replace resolutions with respairs.
160 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
162 (lto_file_finalize): Set up resolutions vector lazily from respairs.
164 2012-09-14 Walter Lee <walt@tilera.com>
166 Backport from mainline.
167 2012-09-14 Walter Lee <walt@tilera.com>
169 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
170 option for TILEPro and TILE-Gx.
172 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
174 * config/i386/i386.h (x86_prefetchw): New global variable.
175 (TARGET_PREFETCHW): New macro.
176 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
177 (processor_alias_table): Add PTA_PREFETCHW to
178 bdver1, bdver2 and btver1.
179 (ix86_option_override_internal): Set x86_prefetchw for
180 PTA_PREFETCHW targets.
181 * config/i386/i386.md (prefetch): Expand to prefetchw
182 for TARGET_PREFETCHW.
183 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
185 Backport from mainline
186 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
189 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
191 (*prefetch_sse): ... this.
192 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
194 (*prefetch_3dnow): ... this.
196 2012-09-13 Jakub Jelinek <jakub@redhat.com>
199 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
200 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
202 2012-09-12 Teresa Johnson <tejohnson@google.com>
204 Backport from mainline.
205 2012-09-12 Teresa Johnson <tejohnson@google.com>
207 PR gcov-profile/54487
208 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
209 test using F_SETLKW with fcntl.
210 * configure, config.in: Regenerate.
212 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
214 Backport from mainline
215 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
217 * config/i386/i386.md : Comments on fma4 instruction selection
218 reflect requirement on register pressure based cost model.
220 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
221 flag is set-reset as informed by the cpuid flag.
223 * config/i386/i386.c (processor_alias_table): fma4
224 flag is enabled for bdver2.
226 2012-09-12 Christian Bruel <christian.bruel@st.com>
228 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
230 2012-09-12 Jakub Jelinek <jakub@redhat.com>
232 * config.gcc: Obsolete picochip-*.
234 2012-09-11 Richard Guenther <rguenther@suse.de>
237 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
238 on flag_toplevel_reorder.
240 2012-09-10 Richard Henderson <rth@redhat.com>
242 * config/alpha/predicates.md (small_symbolic_operand): Disallow
245 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
247 Backport from 2012-09-10 mainline r191132.
250 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
252 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
255 * tree-sra.c (disqualify_base_of_expr): Check for possible
256 NULL_TREE returned by get_base_address()
258 2012-09-07 Richard Guenther <rguenther@suse.de>
260 Backport from mainline
261 2012-06-26 Jan Hubicka <jh@suse.cz>
264 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
267 2012-09-07 Richard Guenther <rguenther@suse.de>
269 Backport from mainline
270 2012-07-13 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/53922
273 * tree-vrp.c (value_inside_range): Change prototype to take
274 min/max instead of value-range.
275 (range_includes_zero_p): Likewise. Return the result from
277 (extract_range_from_binary_expr_1): Adjust to handle dont-know
278 return value from range_includes_zero_p.
279 (extract_range_from_unary_expr_1): Likewise.
280 (compare_range_with_value): Likewise.
281 (vrp_meet_1): Likewise.
283 2012-09-07 Richard Guenther <rguenther@suse.de>
286 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
287 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
288 arguments separately.
290 2012-09-07 Jakub Jelinek <jakub@redhat.com>
292 Backported from mainline
293 2012-09-06 Jakub Jelinek <jakub@redhat.com>
295 PR rtl-optimization/54455
296 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
297 bb ends up with asm goto referencing bb's label.
299 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
301 Backport from mainline.
302 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
303 Richard Earnshaw <richard.earnshaw@arm.com>
306 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
307 element size. Use elem_type from the formal parameter. New parameter
309 (neon_expand_args): Adjust call to neon_dereference_pointer.
311 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
314 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
316 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
318 Backport from mainline
319 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
321 * config/i386/i386.md (isa): Add fma and fma4.
322 (enabled): Handle fma and fma4.
323 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
324 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
325 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
326 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
327 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
328 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
330 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
332 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
333 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
334 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
336 2012-09-06 Richard Guenther <rguenther@suse.de>
338 PR tree-optimization/54498
339 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
340 abort when reaching an already visited region.
341 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
342 (get_continuation_for_phi_1): Likewise.
343 (walk_non_aliased_vuses): When we translated the reference,
344 abort when we re-visit a region.
345 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
347 2012-09-06 Andrew Pinski <apinski@cavium.com>
350 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
352 2012-09-05 Jakub Jelinek <jakub@redhat.com>
355 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
356 build_int_cst with size_type_node instead of size_int.
358 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
360 Backport from 2012-09-05 mainline r190697.
363 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
364 configured --with-avrlibc.
365 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
367 * config/avr/avrlibc.h: New file.
368 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
369 configured --with-avrlibc.
370 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
372 2012-09-05 Bin Cheng <bin.cheng@arm.com>
374 Backport from 2012-09-04 mainline r190919
377 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
378 of size less than 4 bytes by using macro ARM_NUM_INTS.
379 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
381 2012-09-04 Richard Henderson <rth@redhat.com>
383 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
385 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
387 Backport from 2012-09-04 mainline r190920
390 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
392 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
394 Backport from 2012-09-04 mainline r190914
397 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
399 (avr_allocate_stack_slots_for_args): ...this new static function.
401 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
403 Backported from mainline
404 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
407 * doc/invoke.texi: Add -da and remove -dm.
409 2012-09-03 Jakub Jelinek <jakub@redhat.com>
411 Backported from mainline
412 2012-09-01 Jakub Jelinek <jakub@redhat.com>
415 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
416 operands[1] is CONST_INT_P, convert it to QImode before printing.
418 2012-08-31 Jakub Jelinek <jakub@redhat.com>
421 * c-convert.c (convert): Don't call fold_convert_loc if
422 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
423 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
424 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
426 2012-08-24 Jakub Jelinek <jakub@redhat.com>
429 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
430 if init is a CONSTRUCTOR.
432 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
434 PR rtl-optimization/54369
435 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
436 calling dbr_schedule.
437 * config/sparc/sparc.c (sparc_reorg): Likewise.
439 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
441 Backport from mainline
442 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
444 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
445 case for Atom processor.
447 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
449 Backport from mainline
450 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
454 true for TARGET_64BIT or !flag_pic.
455 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
456 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
457 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
458 Add insn constraint. Conditionally emit xchg asm insns.
459 (atomic_compare_and_swap<mode>): Update calls. Check only
460 cmpxchg8b_pic_memory_operand in memory address fixup.
462 (CASHMODE): Rename from DCASHMODE.
463 (doublemodesuffix): Update modes.
464 (regprefix): New mode attribute.
466 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
467 <UNSPECV_CMPXCHG>: New constant.
468 (atomic_compare_and_swap<mode>_1): Rename from
469 atomic_compare_and_swap_single<mode>. Update calls and
470 unspec_volatile constants.
471 (atomic_compare_and_swap<mode>_doubleword): Rename from
472 atomic_compare_and_swap_double<mode>. Update calls and
473 unspec_volatile constants.
475 2012-08-28 Walter Lee <walt@tilera.com>
477 Backport from mainline
478 2012-08-28 Walter Lee <walt@tilera.com>
480 * confg/tilegx/tilegx.md: Fix code style.
481 (*zero_extendsidi_truncdisi): Fix typo.
482 * config/tilegx/tilegx.c: Fix code style.
483 (tilegx_function_profiler): Fix typo.
485 2012-08-27 Walter Lee <walt@tilera.com>
487 Backport from mainline
488 2012-08-27 Walter Lee <walt@tilera.com>
490 * doc/md.texi (TILE-Gx): Fix typo.
492 2012-08-27 Walter Lee <walt@tilera.com>
494 Backport from mainline
495 2012-08-27 Walter Lee <walt@tilera.com>
497 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
498 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
500 2012-08-27 Walter Lee <walt@tilera.com>
502 Backport from mainline
503 2012-08-27 Walter Lee <walt@tilera.com>
505 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
506 (insn_bfins): Delete.
508 2012-08-27 Walter Lee <walt@tilera.com>
510 Backport from mainline
511 2012-08-27 Walter Lee <walt@tilera.com>
513 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
514 atomic_exchange_bare<mode>,
515 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
516 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
517 * config/tilegx/tilegx.md (type): Add X1_remove.
518 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
519 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
520 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
523 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
525 PR rtl-optimization/54088
526 * jump.c (delete_related_insns): Robustify latest change.
528 2012-08-21 Richard Guenther <rguenther@suse.de>
530 Backport from mainline
531 2012-08-16 Richard Guenther <rguenther@suse.de>
534 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
536 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
537 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
538 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
539 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
540 (tree_ssa_lim_finalize): Free all mem_refs.
541 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
542 scc when bailing out.
543 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
544 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
545 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
548 2012-08-17 Richard Guenther <rguenther@suse.de>
550 * tree-sra.c (modify_function): Free redirect_callers vector.
551 * ipa-split.c (split_function): Free args_to_pass vector.
552 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
554 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
555 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
556 (vect_analyze_slp_instance): Free everything.
557 (destroy_bb_vec_info): Free the SLP instances.
559 2012-08-17 Richard Guenther <rguenther@suse.de>
561 * params.def (integer-share-limit): Decrease from 256 to 251,
564 2012-08-21 Richard Guenther <rguenther@suse.de>
566 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
567 the affine expansion cache.
569 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
571 Backported from trunk
572 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
575 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
577 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
579 Backport from mainline.
580 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
583 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
584 mark as predicable. Adjust asm template.
585 (vec_setv2di_internal): Likewise.
586 (vec_extract<mode> VD, VQ): Likewise.
587 (vec_extractv2di): Likewise.
588 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
589 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
590 (neon_vdup_n<mode> VX, V32): Likewise.
591 (neon_vdup_nv2di): Likewise.
593 2012-08-17 Walter Lee <walt@tilera.com>
595 Backport from mainline
596 2012-08-17 Walter Lee <walt@tilera.com>
598 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
599 (FEEDBACK_ENTER): Define.
600 (FEEDBACK_REENTER): Define.
601 (FEEDBACK_ENTRY): Define.
602 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
603 (FEEDBACK_ENTER): Define.
604 (FEEDBACK_REENTER): Define.
605 (FEEDBACK_ENTRY): Define.
607 2012-08-16 Walter Lee <walt@tilera.com>
609 Backport from mainline
610 2012-08-16 Walter Lee <walt@tilera.com>
612 * config.gcc (tilegx-*-linux*): Add feedback.h.
613 (tilepro-*-linux*): Likewise.
614 * config/tilegx/feedback.h: New file.
615 * config/tilepro/feedback.h: New file.
617 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
619 Backport from mainline r189840 and r187586:
620 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
622 * config/i386/i386.md (stack_protect_set): Disable the pattern
623 for Android since Android libc (bionic) does not provide random
624 value for stack protection guard at gs:0x14. Guard value
625 will be provided from external symbol (default implementation).
626 (stack_protect_set_<mode>): Likewise.
627 (stack_protect_test): Likewise.
628 (stack_protect_test_<mode>): Likewise.
629 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
630 not have Bionic by default
631 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
632 Macro OPTION_BIONIC is defined in this file and provides Bionic
635 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
637 * configure.ac: Stack protector enabling for Android targets.
638 * configure: Regenerate.
640 2012-08-13 Jakub Jelinek <jakub@redhat.com>
642 Backported from trunk
643 2012-07-19 Jakub Jelinek <jakub@redhat.com>
645 PR rtl-optimization/53942
646 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
647 directly from likely spilled non-fixed hard registers, move them
650 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
653 (xop_phaddubq): Ditto.
655 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
657 Backport from mainline
658 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
659 Richard Earnshaw <rearnsha@arm.com>
661 * target.def (vector_alignment): New target hook.
662 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
663 * doc/tm.texi: Regenerate.
664 * targhooks.c (default_vector_alignment): New function.
665 * targhooks.h (default_vector_alignment): Add prototype.
666 * stor-layout.c (layout_type): Use targetm.vector_alignment.
667 * config/arm/arm.c (arm_vector_alignment): New function.
668 (TARGET_VECTOR_ALIGNMENT): Define.
670 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
671 vector type alignment instead of size.
672 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
673 element type size directly instead of computing it from alignment.
674 Fix variable naming and comment.
676 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
678 Backport from mainline
679 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
681 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
682 (alpha_pad_function_end): ... this. Also insert NOP between
683 sibling call and GP load.
684 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
686 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
688 Backport from mainline
689 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
690 H.J. Lu <hongjiu.lu@intel.com>
692 PR rtl-optimization/54157
693 * combine.c (gen_lowpart_for_combine): Don't return identity
694 for CONST or symbolic reference.
696 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
698 Backport from mainline
699 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
701 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
702 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
703 split_cost argument signed.
704 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
705 (ix86_avoid_lea_for_addr): Ditto.
707 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
709 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
710 the address has less than two components.
712 2012-08-02 Steve Ellcey <sellcey@mips.com>
714 Backport from mainline
715 2012-07-19 Steve Ellcey <sellcey@mips.com>
717 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
720 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
722 Backport from mainline
723 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
726 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
727 negative constant address for TARGET_X32 ...
728 (ix86_decompose_address): ... here. Reject constant addresses
729 that don't satisfy x86_64_immediate_operand predicate.
731 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
734 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
735 * config/i386/i386.c (ix86_print_operand_address): Ditto.
736 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
737 addresses. Prevent zero extensions of CONST_INT operands.
739 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
742 * config/i386/i386.md (*lea): New insn pattern.
744 (*lea<mode>_2): Ditto.
745 (*lea_{3,4,5,6}_zext): Ditto.
746 * config/i386/predicates.md (lea_address_operand): Do not reject
747 zero-extended address operands.
748 * config/i386/constraints.md (j): Remove address constraint.
749 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
751 (ix86_print_operand_address): Handle SImode subreg of an address.
752 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
754 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
756 Backport from mainline
757 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
760 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
761 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
763 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
764 (*movdi_internal_rex64): Use %E operand modifier for lea.
765 (*movsi_internal): Ditto.
767 (*lea<mode>_2): Ditto.
768 (*lea_{3,4,5,6}_zext): Ditto.
769 (*tls_global_dynamic_32_gnu): Ditto.
770 (*tls_global_dynamic_64): Ditto.
771 (*tls_dynamic_gnu2_lea_32): Ditto.
772 (*tls_dynamic_gnu2_lea_64): Ditto.
773 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
775 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
777 Backport from mainline
778 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
780 * config/i386/i386.c (ix86_address_subreg_operand): Reject
782 (ix86_print_operand_address): Assert that parts.base and parts.index
783 are non-NULL after call to simplify_subreg.
785 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
788 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
790 * config/sh/sh.c (sh_option_override): Do not change
791 flag_finite_math_only. Set TARGET_IEEE to complement of
792 flag_finite_math_only.
793 * doc/invoke.texi (SH options): Add mno-ieee. Correct
794 description of mieee and mno-ieee behavior.
796 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
799 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
802 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
804 Backport from mainline
805 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
807 PR rtl-optimization/52250
808 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
809 to put note list into. Unconditionally call move_bb_info.
810 (move_bb_info): Do not assert the blocks being in the same region,
811 just drop the note list if they are not.
813 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
815 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
817 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
819 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
820 defining statement is a SSA name that occurs in abnormal PHIs.
822 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
824 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
827 2012-07-19 Richard Guenther <rguenther@suse.de>
828 Eric Botcazou <ebotcazou@adacore.com>
830 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
831 about transition from invariant to known bits.
832 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
834 2012-07-19 Jakub Jelinek <jakub@redhat.com>
837 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
838 (cleanup_tree_cfg_bb): Don't call it.
839 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
842 2012-07-19 Christian Bruel <christian.bruel@st.com>
845 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
847 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
849 * config.gcc (v850-*-rtems*): New target.
850 * config/v850/rtems.h: New.
851 * config/v850/t-rtems: New.
853 2012-07-18 Nick Clifton <nickc@redhat.com>
855 * doc/invoke.texi (ARM Options): Document -munaligned-access.
857 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
861 Backport from mainline
862 2012-04-25 Jakub Jelinek <jakub@redhat.com>
865 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
866 instead expand it as zero extension.
868 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
871 QImode and HImode splitters. Use ix86_comparison_operator.
872 Explicitly match FLAGS_REG.
873 (DFmode cmove splitter): Explicitly match FLAGS_REG.
875 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
876 Steven Bosscher <steven@gcc.gnu.org>
877 Bernd Schmidt <bernds@codesourcery.com>
879 PR rtl-optimization/53908
880 * df-problems.c (can_move_insns_across): When doing
881 memory-reference book-keeping, handle call insns.
883 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
885 Backport from mainline
886 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
890 sibcall_insn_operand. Move it to a temporary register if not.
892 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
895 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
896 emit PIC sequence for fnaddr symbol reference in advance.
898 2012-07-09 Jason Merrill <jason@redhat.com>
901 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
902 (type_hash_eq): Likewise.
905 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
907 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
909 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
910 due to negative shift amount.
912 2012-07-06 Kai Tietz <ktietz@redhat.com>
914 Backport from mainline.
916 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
919 2012-07-06 Nick Clifton <nickc@redhat.com>
921 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
922 default_encode_section_info.
924 2012-07-06 Richard Guenther <rguenther@suse.de>
926 Backport from mainline
927 2012-03-30 Richard Guenther <rguenther@suse.de>
930 * double-int.c (rshift_double): Remove not needed cast.
932 2012-03-28 Richard Guenther <rguenther@suse.de>
935 * double-int.h (rshift_double): Remove.
936 * double-int.c (lshift_double): Use absu_hwi to make count
938 (rshift_double): Make static, take unsigned count argument,
939 remove handling of negative count argument.
940 (double_int_rshift): Dispatch to lshift_double.
942 2012-07-06 Richard Guenther <rguenther@suse.de>
944 Backport from mainline
945 2012-06-18 Richard Guenther <rguenther@suse.de>
947 PR tree-optimization/53693
948 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
949 Reject operands with more than one use.
951 2012-07-06 Richard Guenther <rguenther@suse.de>
953 Backport from mainline
954 2012-04-11 Richard Guenther <rguenther@suse.de>
957 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
958 consider loop nesting.
959 (evolution_function_is_univariate_p): Properly check the remainder
962 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
964 Backport from mainline
965 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
967 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
968 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
969 (adjacent_mem_locations): Move some code to and call...
970 (get_memref_parts): ...new function.
971 (mem_locations_overlap): New function.
972 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
973 (is_mem_ref): Rename to...
974 (find_mem_ref): ...this. Return MEM rtx.
975 (get_store_dest): Remove function.
976 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
977 new parameter and adjust calls.
978 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
979 mem refs overlap for true_store_to_load_dep_costly.
980 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
981 passed to adjacent_mem_locations.
982 (is_costly_group): Walk resolved dependency list.
983 (force_new_group): Emit group ending nop for Power6/Power7.
984 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
985 (group_ending_nop): New define_insn.
987 2012-07-04 Richard Guenther <rguenther@suse.de>
990 * gimple-fold.c (get_base_constructor): Do not return an
991 error_mark_node DECL_INITIAL.
993 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
995 Backport from mainline
996 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
998 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
999 code model string in the error message.
1001 2012-07-04 Tristan Gingold <gingold@adacore.com>
1003 Backport from mainline.
1004 2012-06-25 Tristan Gingold <gingold@adacore.com>
1006 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1007 (seh_cfa_adjust_cfa): ... that function.
1008 (seh_emit_stackalloc): Do not emit out of range values.
1009 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1010 UNSPEC_DEF_CFA constants.
1011 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1012 * config/i386/i386.c (ix86_frame_pointer_required): Required
1013 for very large frames on SEH target.
1014 (ix86_compute_frame_layout): Save area is before frame pointer
1015 on SEH target. Handle very large frames.
1016 (ix86_expand_prologue): Likewise.
1018 2012-07-04 Richard Guenther <rguenther@suse.de>
1020 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1021 as in free_lang_data_in_type.
1023 2012-07-02 Martin Jambor <mjambor@suse.cz>
1025 Backport from mainline.
1026 2012-07-02 Martin Jambor <mjambor@suse.cz>
1029 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1030 dynamic type change check.
1032 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1034 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1035 last statement of the finally block onto the switch.
1037 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1039 * configure: Regenerate.
1041 Backport from mainline.
1042 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1044 * config.gcc (target_type_format_char): New. Document it. Set it for
1046 * configure.ac (gnu_unique_option): Use target_type_format_char
1047 in test. Comment rationale.
1049 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1051 Backport from mainline.
1052 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1054 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1056 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1058 Backport from 2012-06-28 mainline r189049
1061 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1062 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1063 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1064 avr_hard_regno_call_part_clobbered.
1066 2012-06-28 Richard Guenther <rguenther@suse.de>
1069 * expr.c (expand_expr_real_1): Verify if the type is complete
1070 before inspecting its size.
1072 2012-06-27 Nick Clifton <nickc@redhat.com>
1074 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1077 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1080 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1082 2012-06-26 Nick Clifton <nickc@redhat.com>
1084 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1086 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1089 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1090 of x x x in the vmovlps load alternative.
1092 2012-06-22 Richard Guenther <rguenther@suse.de>
1094 * gcov-iov.c: Include bconfig.h and system.h.
1096 2012-06-22 Richard Guenther <rguenther@suse.de>
1098 PR gcov-profile/53744
1099 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1101 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1103 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1104 DECL_IGNORED_P non-reg vars even if they are used.
1106 2012-06-19 Jason Merrill <jason@redhat.com>
1109 * dwarf2out.c (modified_type_die): Use scope_die_for.
1110 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1111 (uses_local_type_r, uses_local_type): New.
1112 (scope_die_for): Keep a type that uses a local type in local scope.
1113 Use get_context_die for namespace and type scope.
1115 2012-06-19 Richard Guenther <rguenther@suse.de>
1118 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1119 replace it with the first non-BLOCK context.
1121 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
1123 PR rtl-optimization/53700
1125 Backport from mainline
1126 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1128 * ira-color.c (setup_left_conflict_sizes_p): Process all
1129 conflicting objects.
1131 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1133 Backport from mainline
1134 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1137 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1138 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1139 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1140 instead of xop_mulv2div2di3_low.
1141 (xop_p<macs>dql): Fix vec_select selector.
1142 (xop_p<macs>dqh): Ditto.
1143 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1144 (xop_mulv2div2di3_high): Ditto.
1146 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1148 Backport from mainline:
1149 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1151 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1153 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1155 Backport from mainline:
1156 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1158 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1159 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1160 MAX_PCREL17F_OFFSET instead of fixed offset.
1161 (pa_attr_length_call): Likewise.
1162 (pa_attr_length_indirect_call): Likewise.
1164 2012-06-15 Walter Lee <walt@tilera.com>
1166 Backport from mainline:
1167 2012-06-15 Walter Lee <walt@tilera.com>
1169 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1171 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1173 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1175 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
1177 Backport from mainline:
1179 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1180 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1181 * gimple.h (block_in_transaction): Check for flag_tm.
1183 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
1185 PR tree-optimization/52558
1187 Backport from mainline:
1188 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1189 * gimple.h (gimple_set_in_transaction): Remove.
1190 (gimple_in_transaction): Look in BB instead.
1191 (gimple_statement_base): Remove in_transaction field.
1192 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1193 * trans-mem.c (compute_transaction_bits): Place transaction bit
1194 information into basic blocks.
1196 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1198 PR tree-optimization/52558
1199 * cfg.c (alloc_aux_for_edge): Fix comment.
1200 (alloc_aux_for_edge): Remove static.
1201 * basic-block.h (alloc_aux_for_edge): Protoize.
1202 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1203 (execute_sm_if_changed_flag): New.
1204 (execute_sm_if_changed_flag_set): New.
1205 (execute_sm): Do not generate data races unless requested.
1206 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1207 (tree_ssa_lim_finalize): Call free_aux_for_edges.
1208 * gimple.h (block_in_transaction): New.
1209 (gimple_in_transaction): Use block_in_transaction.
1211 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1213 Backported from mainline
1214 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1216 PR rtl-optimization/53589
1217 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1218 discovery even when e->dest != target. If any LABEL_REF points
1219 to e->dest label, redirect it to target's label.
1221 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1224 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
1225 returns false, replace stmt with GIMPLE_NOP.
1226 (check_omp_nesting_restrictions): Instead of issuing warnings,
1227 issue errors and return false if any errors were reported.
1229 2012-06-14 Richard Guenther <rguenther@suse.de>
1231 * BASE-VER: Set to 4.7.2.
1232 * DEV-PHASE: Set to prerelease.
1234 2012-06-12 Christian Bruel <christian.bruel@st.com>
1237 * config/sh/sh.c (sh_option_override): Don't force
1238 flag_omit_frame_pointer and maccumulate_outgoing_args.
1239 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1241 2012-06-14 Release Manager
1243 * GCC 4.7.1 released.
1245 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
1247 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1249 2012-06-13 Richard Henderson <rth@redhat.com>
1251 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1252 iterator instead of INT.
1254 2012-06-08 Richard Henderson <rth@redhat.com>
1257 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1258 note to a clobber insn when no other insn is available.
1260 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1263 * doc/invoke.texi (Wenum-compare): Update documentation.
1265 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1268 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1270 (altivec_stvlxl): Ditto.
1271 (altivec_stvrx): Ditto.
1272 (altivec_stvrxl): Ditto.
1274 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1277 * trans-mem.c (expand_block_edges): Do not skip the first
1278 statement when resetting the BB.
1280 2012-06-04 Richard Guenther <rguenther@suse.de>
1283 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1284 create new assembler names.
1286 2012-06-04 Richard Guenther <rguenther@suse.de>
1288 Backport from mainline
1289 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1292 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1293 larger than maxbits. Don't compute maxbits modulo align.
1294 Also check that unit bytes long store at bitpos / unit * unit
1295 doesn't affect bits beyond bitregion_end.
1296 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1297 would not fit into bitregion_start ... bitregion_end + 1 bit
1299 (store_split_bit_field): Decrease unit close to end of bitregion_end
1300 if access is restricted in order to avoid mutual recursion.
1302 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1304 Backport from 2012-06-04 mainline r188172
1307 * config/avr/avr-stdint.h: New file.
1308 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1311 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1313 PR tree-optimization/53550
1314 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1315 is POINTER_TYPE_P, use sizetype as step type instead of type.
1317 2012-06-04 Richard Guenther <rguenther@suse.de>
1318 Eric Botcazou <ebotcazou@adacore.com>
1320 Backport from mainline
1321 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1323 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1324 Change type of BITOFFSET to signed. Make sure the lower bound of
1325 the computed range is non-negative by adjusting OFFSET and BITPOS.
1326 (expand_assignment): Adjust call to get_bit_range.
1328 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1330 * expr.c (get_bit_range): Return the null range if the enclosing record
1331 is part of a larger bit field.
1333 2012-03-20 Richard Guenther <rguenther@suse.de>
1335 * stor-layout.c (finish_bitfield_representative): Fallback
1336 to conservative maximum size if the padding up to the next
1337 field cannot be computed as a constant.
1338 (finish_bitfield_layout): If we cannot compute the distance
1339 between the start of the bitfield representative and the
1340 bitfield member start a new representative.
1341 * expr.c (get_bit_range): The distance between the start of
1342 the bitfield representative and the bitfield member is zero
1343 if the field offsets are not constants.
1345 2012-03-16 Richard Guenther <rguenther@suse.de>
1347 * stor-layout.c (finish_bitfield_representative): Fall back
1348 to the conservative maximum size if we cannot compute the
1349 size of the tail padding.
1351 2012-03-14 Richard Guenther <rguenther@suse.de>
1353 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
1354 * stor-layout.c (start_bitfield_representative): New function.
1355 (finish_bitfield_representative): Likewise.
1356 (finish_bitfield_layout): Likewise.
1357 (finish_record_layout): Call finish_bitfield_layout.
1358 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1359 for QUAL_UNION_TYPE fields.
1360 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1361 Stream DECL_BIT_FIELD_REPRESENTATIVE.
1362 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1367 * expr.c (get_bit_range): Unconditionally extract bitrange
1368 from DECL_BIT_FIELD_REPRESENTATIVE.
1369 (expand_assignment): Adjust call to get_bit_range.
1371 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
1374 * fold-const.c (fold_binary_loc): Refine previous change.
1376 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1378 Backport from mainline
1379 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1382 * config/sh/sh.c (find_barrier): Add equality check of last_got to
1383 avoid going above orig insn. Update comments.
1385 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1387 Backport from mainline
1388 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1391 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1392 prologue for unwinder and profiler.
1394 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1396 Backport from mainline
1397 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1399 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1401 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1403 Backport from mainline
1404 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1406 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1407 DBX_REGISTER_NUMBER.
1409 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1411 Backport from mainline
1412 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1414 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1415 operand is CONST_INT. Take COSTS_N_INSNS into account.
1416 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
1419 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1421 * config/avr/avr.opt (-msp8): Document it.
1422 * doc/invoke.texi (AVR Options): Copy from trunk docu.
1424 2012-05-31 Richard Guenther <rguenther@suse.de>
1427 * expr.c (expand_assignment): Do not use movmisalign on
1430 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1433 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
1434 (pa_section_type_flags): New.
1435 (pa_legitimate_constant_p): Revert previous change.
1437 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
1439 Backport from mainline
1440 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
1443 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1444 accessed indirectly.
1445 (ipa_tm_create_version): Same.
1447 2012-05-30 Jason Merrill <jason@redhat.com>
1450 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1451 about array compound literals.
1453 2012-05-30 Richard Guenther <rguenther@suse.de>
1456 * fold-const.c (fold_binary_loc): Make sure to call
1457 fold_plusminus_mult_expr with the original sign of operands.
1459 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
1461 * explow.c (probe_stack_range): Restore simple control flow and stop
1462 again when the probe cannot be generated if HAVE_check_stack.
1464 2012-05-30 Jakub Jelinek <jakub@redhat.com>
1466 PR rtl-optimization/53519
1467 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
1468 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
1470 2012-05-29 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/53516
1473 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
1475 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
1477 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1479 Backport from mainline
1480 2012-05-28 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/53438
1483 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
1485 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
1487 Backport from mainline
1488 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1490 PR rtl-optimization/52528
1491 * combine.c (can_combine_p): Add setting of subst_low_luid
1492 before call to expand_field_assignment().
1494 2012-05-26 Martin Jambor <mjambor@suse.cz>
1496 Backport from mainline
1497 2012-05-23 Martin Jambor <mjambor@suse.cz>
1499 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1501 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1504 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1505 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1507 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
1510 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1511 (ix86_expand_vec_perm): Use int mode instead of float.
1513 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1516 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1517 gnu_ld variables to yes.
1518 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1519 (HAVE_GNU_AS): Likewise.
1520 * config.in: Regenerate.
1521 * configure: Likewise.
1523 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1525 Backport from mainline
1526 2012-03-12 Richard Guenther <rguenther@suse.de>
1527 * config/arm/arm.c (neon_dereference_pointer): Do not call
1528 covert during RTL expansion.
1530 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1532 Backport from mainline
1533 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1536 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
1537 relied on signed overflow behavior.
1539 2012-05-24 Richard Guenther <rguenther@suse.de>
1542 * tree-profile.c (tree_profiling): Cleanup the CFG if
1543 execute_fixup_cfg requests it.
1545 2012-05-24 Jakub Jelinek <jakub@redhat.com>
1547 PR tree-optimization/53465
1548 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1549 vr0 into *vr, then vrp_meet that.
1550 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1551 have any equivalences.
1552 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1555 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
1557 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1559 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1560 (iterative_hash_gimple_type): Adjust comment.
1561 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
1562 domain for an array type instead of the domain type itself.
1564 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
1566 Backport from 2012-05-23 mainline r187803
1569 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
1570 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
1573 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1575 Backport from 2012-05-03 mainline r187075
1577 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1578 has_fma4 for AMD processors with both fma3 and fma4 support.
1580 2012-05-22 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/53408
1583 * tree-vect-loop.c (vectorizable_induction): Properly check
1584 the restriction that we cannot handle induction results from
1585 the inner loop outside of the outer loop.
1587 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1589 PR tree-optimization/53436
1590 * omp-low.c (omp_build_component_ref): New function.
1591 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1593 PR tree-optimization/53366
1594 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1595 tests if complex_numbers == 2, but there are non-complex number loads
1598 PR tree-optimization/53409
1599 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1600 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1602 PR tree-optimization/53410
1603 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1604 instead of build_int_cst (type, 0) where vector types might be
1607 2012-05-21 Joseph Myers <joseph@codesourcery.com>
1610 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1611 from folded operands before wrapping another around the
1612 conditional expression.
1614 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
1615 Patrick Marlier <patrick.marlier@gmail.com>
1617 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1620 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1622 Backport from mainline
1623 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1626 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1627 (UNSPECV_RDRAND): This.
1628 (rdrand<mode>_1): Updated.
1630 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1632 Backport from mainline
1633 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1635 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1636 RDRND, F16C and FSGSBASE.
1638 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
1640 Backport from mainline
1641 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1643 * tree-ssa-pre.c (can_value_number_call): Delete.
1644 (compute_avail): Skip all statements with side effects.
1645 <GIMPLE_CALL>: Skip calls to internal functions.
1647 2012-05-18 David S. Miller <davem@davemloft.net>
1649 Backport r185385 from mainline
1650 2012-03-14 Richard Guenther <rguenther@suse.de>
1653 * tree-vect-generic.c (type_for_widest_vector_mode): Take
1654 element type instead of mode, use build_vector_type_for_mode
1655 instead of the langhook, build a vector of proper signedness.
1656 (expand_vector_operations_1): Adjust.
1658 2012-05-18 Olivier Hainque <hainque@adacore.com>
1660 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
1661 $(libsubdir) as libexecsubdir.
1663 2012-05-16 Andrew Pinski <apinski@cavium.com>
1665 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
1668 2012-05-16 David S. Miller <davem@davemloft.net>
1670 * jump.c (delete_related_insns): If we remove a CALL, make sure
1671 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
1673 2012-05-16 Richard Henderson <rth@redhat.com>
1676 * combine-stack-adj.c (prev_active_insn_bb): New.
1677 (next_active_insn_bb): New.
1678 (force_move_args_size_note): New.
1679 (combine_stack_adjustments_for_block): Use it.
1681 2012-05-16 Olivier Hainque <hainque@adacore.com>
1683 * Makefile.in (install-no-fixedincludes): New target, former toplevel
1684 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
1685 Add comments and improve stamp preservation across the whole sequence.
1686 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
1688 2012-05-16 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/53364
1691 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
1692 detect a view-conversion of the decl.
1694 2012-05-15 Jakub Jelinek <jakub@redhat.com>
1697 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
1698 that operands[2] is either immediate, or q_regs_operand.
1700 2012-05-15 Bin Cheng <bin.cheng@arm.com>
1702 Backport r187139 from mainline.
1703 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1705 PR rtl-optimization/52804
1706 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1707 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1708 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1709 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1710 RELOAD_FOR_OUTADDR_ADDRESS.
1712 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
1716 generate target register for "load" class builtins.
1719 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
1723 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
1724 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
1725 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
1726 (<sse>_movu<ssemodesuffix>): New expander.
1727 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
1728 (avx_movdqu<avxmodesuffix>): New expander.
1729 (*sse2_movdqu): Rename from sse2_movdqu.
1730 (sse2_movdqu): New expander.
1732 2012-05-14 Jakub Jelinek <jakub@redhat.com>
1734 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
1735 lineno 1 the same as lineno 0 before first start file directive.
1736 (optimize_macinfo_range): Likewise.
1738 * dwarf2out.c (have_macinfo): Define.
1739 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
1740 attribute, don't force empty compilation unit and don't emit any
1741 .debug_macinfo/.debug_macro section if macinfo_table is empty.
1743 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1745 Backport from mainline
1746 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1748 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1749 ORDERED and UNORDERED conditions.
1751 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1753 * function.c (requires_stack_frame_p): If the function can throw
1754 non-call exceptions, return true if the insn can throw internally.
1756 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1758 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1759 DECL_ORIGINAL_TYPE if it is present.
1761 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1763 Backport from 2012-05-12 mainline r187342.
1766 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1767 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1768 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1769 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1770 (expand_prologue): Move initialization of cfun->machine->is_naked,
1771 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1772 (avr_set_current_function): ...this new static function.
1773 (TARGET_SET_CURRENT_FUNCTION): New define.
1774 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1775 checking attributes of current_function_decl.
1776 (avr_regs_to_save): Ditto.
1777 (signal_function_p): Rename to avr_signal_function_p.
1778 (interrupt_function_p): Rename to avr_interrupt_function_p.
1780 * doc/extend.texi (Function Attributes): Better explanation of
1781 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1784 2012-05-09 Matthias Klose <doko@ubuntu.com>
1786 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1788 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1791 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1792 when a constant source operand matches an "I" constraint, the "no
1793 CC0 change" applies to a register-destination only, not a
1794 strict_low_part-destination.
1796 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1798 Backport from mainline:
1799 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1801 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1803 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1805 PR tree-optimization/53239
1806 * tree-vrp.c (get_value_range): Set VR of
1807 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1810 2012-05-07 Richard Guenther <rguenther@suse.de>
1812 PR tree-optimization/53195
1813 * tree-inline.c (setup_one_parameter): Properly add referenced
1814 vars from the parameters new known value.
1816 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1818 Backport from mainline:
1819 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1822 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1825 2012-05-04 Ian Lance Taylor <iant@google.com>
1827 * tree-vect-patterns.c (vect_single_imm_use): Correct return
1828 values from false to NULL.
1830 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1832 Backport from mainline
1833 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1837 (TARGET_CMOV): Rename from TARGET_CMOVE.
1838 (TARGET_CMOVE): New define.
1839 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1840 Do not set TARGET_CMOVE here.
1842 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1844 Backport from mainline:
1846 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1848 PR tree-optimization/52633
1849 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1850 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1851 (vect_recog_over_widening_pattern): Remove handling of code that was
1852 already detected as over-widening pattern. Remove special handling
1853 of "unsigned" cases. Instead, support general case of conversion
1854 of the shift result to another type.
1856 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1858 * tree-vect-patterns.c (vect_single_imm_use): New function.
1859 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1860 (vect_recog_over_widening_pattern): Likewise.
1861 (vect_recog_widen_shift_pattern): Likewise.
1863 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1865 PR tree-optimization/52870
1866 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1867 presumed pattern statement is within the same loop or basic block.
1869 2012-05-04 Richard Guenther <rguenther@suse.de>
1871 * common.opt (flto-report): Do not mark as Optimization.
1873 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1876 * recog.c (constrain_operands): If extra constraints are present, also
1877 accept pseudo-registers with equivalent memory locations during reload.
1879 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1881 Backport from the mainline
1882 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1885 * config/rs6000/rs6000.md (bswapdi splitters): If
1886 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1887 default) is used, generate an alternate sequence that does not
1888 depend on using indexed addressing.
1890 2012-05-03 David S. Miller <davem@davemloft.net>
1893 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1894 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1895 (sparc_emit_float_lib_cmp): Likewise.
1897 2012-05-04 Martin Jambor <mjambor@suse.cz>
1899 Backport from mainline
1900 2012-05-02 Martin Jambor <mjambor@suse.cz>
1903 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1904 of a variable when the contect is a function.
1906 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1909 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1910 append program name to it and pass that as first argument
1911 to make_relative_prefix. Always pass standard_libexec_prefix
1912 as last argument to make_relative_prefix. If
1913 make_relative_prefix returns NULL, fall back to
1914 standard_libexec_prefix.
1917 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1921 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1922 mode, return that mode.
1924 2012-05-03 Richard Guenther <rguenther@suse.de>
1926 PR tree-optimization/53144
1927 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1929 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1930 with SSA name values.
1931 (vn_reference_lookup_3): Adjust callers.
1933 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1935 PR tree-optimization/53163
1936 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1937 return value from compute_all_dependences.
1939 PR rtl-optimization/53160
1940 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1941 has been modified by ree pass already.
1943 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1945 Backport from mainline
1946 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1949 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1950 calls to cgraph_node_name in xstrdup.
1951 (ipa_make_edge_direct_to_target): Ditto.
1952 * tree-sra.c (convert_callers_for_node): Ditto.
1953 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1954 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1955 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1956 (cgraph_materialize_all_clones): Ditto.
1957 * ipa-inline.c (report_inline_failed_reason): Ditto.
1958 (want_early_inline_function_p): Ditto.
1959 (edge_badness): Ditto.
1960 (update_edge_key): Ditto.
1961 (flatten_function): Ditto.
1962 (ipa_inline): Ditto.
1963 (inline_always_inline_functions): Ditto.
1964 (early_inline_small_functions): Ditto.
1966 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1968 Backport from mainline
1969 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1971 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1972 Introduce emul_name to select the right linker emulation for
1973 powerpc64-*-freebsd*.
1974 * configure: Regenerate.
1975 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1976 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1977 * config/rs6000/freebsd64.h: New file.
1978 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1980 (rs6000_savres_strategy): Likewise.
1981 (rs6000_savres_routine_name): Likewise.
1982 (rs6000_elf_file_end): Likewise.
1983 * config/rs6000/t-freebsd64: New file.
1984 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1985 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1987 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1989 Backport from mainline
1990 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1993 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1995 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1997 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1998 predicate to discriminate types.
2000 2012-04-27 Richard Guenther <rguenther@suse.de>
2003 * convert.c (convert_to_integer): Avoid infinite recursion for
2004 target-defined built-in types.
2006 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2009 * config/cris/cris.md ("*andhi_lowpart_v32")
2010 ("*andqi_lowpart_v32"): Change first input-only operand from
2011 a (match_operand ...) to (match_dup 0). Drop alternatives with
2012 const_int-matching constraints for redundancy.
2013 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2014 three-operand alternative.
2016 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
2018 Backport from mainline
2019 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2021 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2022 (*addsi_2_zext): Ditto.
2023 (*add<mode>_3): Ditto.
2024 (*addsi_3_zext): Ditto.
2025 (*add<mode>_5): Ditto.
2027 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2030 * c-typeck.c (set_nonincremental_init,
2031 set_nonincremental_init_from_string): Pass true instead of false
2032 as IMPLICIT to add_pending_init.
2034 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2036 Backport from 2012-04-24 mainline r186768.
2039 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2041 2012-04-24 Richard Guenther <rguenther@suse.de>
2043 PR tree-optimization/53085
2044 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2047 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2050 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2052 (output_addressed_constants): Likewise.
2055 * varasm.c (get_section): Don't ICE for section conflicts with
2056 built-in section kinds.
2058 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
2060 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2062 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2064 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2066 2012-04-23 Richard Guenther <rguenther@suse.de>
2069 * c-typeck.c (build_binary_op): Fix typo.
2071 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2073 PR tree-optimizations/52891
2074 * tree-vect-patterns.c (adjust_bool_pattern): Use
2075 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2076 but with non-standard precision.
2078 2012-04-22 Ian Lance Taylor <iant@google.com>
2080 * godump.c (go_output_typedef): Dump size of structs.
2082 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
2084 Backport from mainline:
2086 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2087 hints for 'A' operand types.
2089 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2091 Backport from 2012-04-19 mainline r186588.
2094 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2095 the case *(X+const).
2097 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2099 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2101 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2104 * config/i386/sync.md (atomic_<code><mode>): Rename to
2105 atomic_<logic><mode>.
2107 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
2109 Backport from mainline
2110 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2114 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2115 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
2116 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2117 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2118 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2119 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2120 gen_avx2_permvarv8sf.
2122 2012-04-16 Martin Jambor <mjambor@suse.cz>
2124 Backported from mainline
2126 2012-04-13 Martin Jambor <mjambor@suse.cz>
2129 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2130 fold_ctor_reference returns a zero constant.
2132 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2134 Backported from mainline
2135 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2137 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2138 and __ILP32__ for x32.
2140 2012-04-13 Tom de Vries <tom@codesourcery.com>
2142 Backport from mainline r186418.
2144 2012-04-13 Tom de Vries <tom@codesourcery.com>
2146 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2147 parameters vuse and vuse_escaped.
2148 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2149 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2152 2012-04-13 Richard Guenther <rguenther@suse.de>
2154 PR tree-optimization/52969
2155 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2156 the condition for the COND_EXPR and handle predicate negation
2157 by swapping the COND_EXPR arms.
2159 2012-04-13 Richard Guenther <rguenther@suse.de>
2162 * convert.c (convert_to_pointer): Remove special-casing of
2165 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2167 Backport from mainline
2168 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2171 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2172 the list of options to enable the FCFID instruction.
2173 (TARGET_EXTRA_BUILTINS): Adjust comment.
2175 2012-04-12 Richard Guenther <rguenther@suse.de>
2177 PR tree-optimization/52943
2178 * tree-chrec.h (chrec_is_positive): Remove.
2179 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2180 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2181 Return false for a constant zero instead of negative.
2182 (analyze_siv_subscript_cst_affine): Handle zero difference
2183 in the initial condition explicitely.
2185 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2188 * varasm.c (process_pending_assemble_externals): Set
2189 pending_assemble_externals_processed true.
2190 (assemble_external): Call assemble_external_real if the pending
2191 assemble externals have been processed.
2193 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2196 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2197 the DECL generated for the special GOT helper.
2199 2012-04-06 Walter Lee <walt@tilera.com>
2201 Backport from mainline
2202 2012-03-07 Walter Lee <walt@tilera.com>
2204 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2205 REG_CFA_* notes for the stack pointer.
2206 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2207 EH_RETURN_STACKADJ_RTX.
2208 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2209 generate REG_CFA_* notes for the stack pointer.
2210 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2211 by EH_RETURN_STACKADJ_RTX.
2213 2012-04-06 Matt Turner <mattst88@gmail.com>
2215 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2217 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2219 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2220 of the destination isn't also a FP_REGS register.
2222 2012-04-03 Richard Guenther <rguenther@suse.de>
2224 Backport from mainline
2225 2012-03-02 Richard Guenther <rguenther@suse.de>
2227 PR tree-optimization/52406
2228 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2229 (struct indices): Add unconstrained_base member.
2230 (struct dr_alias): Remove unused vops member.
2231 (DR_UNCONSTRAINED_BASE): New define.
2232 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2233 add indices to allow their disambiguation. Make DR_BASE_OBJECT
2234 be an artificial access that covers the whole indexed object,
2235 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
2236 plain decl base-objects to their MEM_REF variant.
2237 (dr_may_alias_p): When the base-object of either data reference
2238 has unknown size use only points-to information.
2239 (compute_affine_dependence): Make dumps easier to read and
2241 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2242 DR_REF when looking for packed references.
2243 (vect_supportable_dr_alignment): Likewise.
2245 2012-04-03 Richard Guenther <rguenther@suse.de>
2247 Backport from mainline
2248 2012-03-15 Richard Guenther <rguenther@suse.de>
2251 * tree-data-ref.c (subscript_dependence_tester_1): Check
2252 all dimensions for non-conflicting access functions.
2254 2012-04-03 Richard Guenther <rguenther@suse.de>
2256 Backport from mainline
2257 2012-03-06 Richard Guenther <rguenther@suse.de>
2260 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2262 2012-03-23 Richard Guenther <rguenther@suse.de>
2264 PR tree-optimization/52678
2265 * tree-vectorizer.h (struct _stmt_vec_info): Add
2266 loop_phi_evolution_part member.
2267 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2268 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2269 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2270 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2271 Use the cached evolution part and the PHI nodes value from
2272 the loop preheader edge instead of re-analyzing the evolution.
2274 2012-03-26 Richard Guenther <rguenther@suse.de>
2276 PR tree-optimization/52701
2277 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2278 compute and set the evolution part of PHI nodes.
2280 2012-03-30 Richard Guenther <rguenther@suse.de>
2282 PR tree-optimization/52754
2283 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2284 propagate arbitrary addresses into really plain dereferences.
2286 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2288 PR tree-optimization/52835
2289 * tree-data-ref.c (build_rdg): Return NULL if
2290 compute_data_dependences_for_loop failed.
2292 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2294 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2295 (stmt_can_make_abnormal_goto): Use it.
2296 (is_ctrl_altering_stmt): Likewise.
2298 2012-03-31 Martin Jambor <mjambor@suse.cz>
2300 Backported from mainline
2301 2012-03-30 Martin Jambor <mjambor@suse.cz>
2303 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2304 is a builtin_stack_save in a dominating BB.
2306 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2309 crossing 128bit lane boundary.
2311 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2313 Backported from mainline
2314 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2317 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2319 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2320 * config/i386/i386.c: Include reload.h.
2321 (ix86_legitimize_reload_address): New function.
2323 2012-03-28 Martin Jambor <mjambor@suse.cz>
2325 Backported from mainline
2326 2012-03-27 Martin Jambor <mjambor@suse.cz>
2329 * tree-sra.c (sra_modify_assign): Do not call
2330 load_assign_lhs_subreplacements when working with an unscalarizable
2333 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2336 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
2337 __builtin_va_start to __builtin_next_arg if the latter is
2338 builtin_decl_explicit_p rather than when it is not.
2341 * tree-vect-generic.c (vector_element): Perform multiplication
2342 for pos in bitsizetype type instead of idx type.
2344 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2346 Backport from 2012-03-28 mainline r185910.
2349 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
2350 (avr_builtin_decl): New static function.
2351 (struct avr_builtin_description, avr_bdesc): Move up.
2352 Add GTY marker. Add field fndecl. Remove redundant field id.
2353 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
2354 (avr_expand_builtin): Code cleanup because .id is removed.
2356 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2359 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2362 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2364 Backport from 2012-03-28 mainline r185907.
2367 * config.gcc (tm_file): Remove avr/multilib.h.
2369 * doc/invoke.texi (AVR Options): Adjust
2370 documentation of -mtiny-stack.
2372 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2373 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2374 * config/avr/t-avr: Remove generation of multilib.h.
2375 * config/avr/t-multilib: Regenerate.
2376 * config/avr/multilib.h: Remove.
2377 * config/avr/avr.opt (-msp8): New option.
2378 (avr_sp8): New variable.
2379 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2380 * config/avr/avr.h (AVR_HAVE_SPH): New define.
2381 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2382 (avr_device_to_sp8): New prototype.
2383 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2384 (DRIVER_SELF_SPECS): New define.
2385 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2386 __AVR_SP8__, __AVR_HAVE_SPH__.
2387 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2388 AVR_HAVE_8BIT_SP to decide if SP_H is present.
2389 (avr_file_start): Ditto.
2391 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2394 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2395 instead of 8 in adjust_address.
2397 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2399 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2400 of a unit before computing the offset in units.
2402 2012-03-27 Richard Guenther <rguenther@suse.de>
2405 * fold-const.c (try_move_mult_to_index): Handle &x.array more
2408 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2411 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2413 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
2416 * varasm.c: Include pointer-set.h.
2417 (pending_assemble_externals_set): New pointer set.
2418 (process_pending_assemble_externals): Destroy the pointer set.
2419 (assemble_external): See if decl is in pending_assemble_externals_set,
2420 and add it to pending_assemble_externals if necessary.
2421 (init_varasm_once): Allocate pending_assemble_externals_set.
2423 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2425 Backported from mainline
2426 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2429 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2430 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2431 (vector_ltgt<mode>): Likewise.
2432 (vector_ordered<mode>): Likewise.
2433 (vector_unordered<mode>): Likewise.
2434 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2436 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
2438 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2441 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2443 Backported from mainline
2444 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
2448 * config/sh/sh.c (sh_register_move_cost): Increase cost between
2449 GENERAL_REGS and FP_REGS for SImode.
2451 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2454 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
2455 on any new_local_var_chain vars declared during recursing on
2456 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
2458 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2460 Backport from 2012-03-22 mainline r185692.
2463 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
2464 (unspecv): Add UNSPECV_MEMORY_BARRIER.
2465 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
2466 (delay_cycles_1, delay_cycles_2): Ditto.
2467 (delay_cycles_3, delay_cycles_4): Ditto.
2468 (nopv, *nopv): Ditto.
2469 (sleep, *sleep): Ditto.
2472 Backport from 2012-03-21 mainline r185605.
2474 PR rtl-optimization/52543
2476 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
2477 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
2478 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
2479 (avr_load_libgcc_p): Restrict to __flash loads.
2480 (avr_out_lpm): Only handle 1-byte loads from __flash.
2481 (avr_load_lpm): New function.
2482 (avr_find_unused_d_reg): Remove.
2483 (avr_out_lpm_no_lpmx): Remove.
2484 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
2485 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
2486 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
2487 (load_<mode>, load_<mode>_clobber): New insns.
2488 (mov<mode>): For multi-byte move from non-generic
2489 16-bit address spaces: Expand to load_<mode> resp.
2490 load_<mode>_clobber.
2491 (load<mode>_libgcc): Remove expander.
2492 (split-lpmx): Remove split.
2494 Backport from 2012-03-13 mainline r185329.
2497 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2498 offset (size) to a value the insns can deal with.
2499 (expand_epilogue): Ditto.
2501 Backport from 2012-03-12 mainline r185256.
2504 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2505 type from reg_class_t to enum reg_class.
2506 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2508 Backport from 2012-03-12 mainline r185253.
2511 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2512 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2513 r184615 from 2012-02-28.
2515 Backport from 2012-03-08 mainline r185105.
2517 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2518 for constants in [-63,63].
2520 Backport from 2012-03-08 mainline r185100.
2523 * config/avr/avr.c (avr_mem_clobber): New static function.
2524 (avr_expand_delay_cycles): Add memory clobber operand to
2525 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2526 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2527 (enable_interrupt, disable_interrupt): New expander.
2528 (nopv, sleep, wdr): New expanders.
2529 (delay_cycles_1): Add memory clobber.
2530 (delay_cycles_2): Add memory clobber.
2531 (delay_cycles_3): Add memory clobber.
2532 (delay_cycles_4): Add memory clobber.
2533 (cli_sei): New insn from former "enable_interrupt",
2534 "disable_interrupt" with memory clobber.
2535 (*wdt): New insn from former "wdt" with memory clobber.
2536 (*nopv): Similar, but for "nopv".
2537 (*sleep): Similar, but for "sleep".
2539 Backport from 2012-03-07 mainline r185043.
2542 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2544 Backport from 2012-03-07 mainline r185032.
2547 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2548 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2549 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2551 Backport from 2012-03-07 mainline r185031.
2554 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2556 * config/avr/avr.md (xload_8): Adjust insn length.
2558 Backport from 2012-03-07 mainline r185030.
2561 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2562 if RAMPZ affects reading from RAM.
2564 Backport from 2012-03-05 mainline r184919.
2566 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
2568 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2570 Backport from mainline r185259.
2573 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2574 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2576 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2578 Backported from mainline
2579 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2582 * c-parser.c (c_parser_postfix_expression)
2583 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2585 * config/i386/smmintrin.h: Avoid /* within a comment.
2586 * config/i386/nmmintrin.h: Likewise.
2588 2012-03-22 Richard Guenther <rguenther@suse.de>
2590 * BASE-VER: Set to 4.7.1.
2591 * DEV-PHASE: Set to prerelease.
2593 2012-03-22 Release Manager
2595 * GCC 4.7.0 released.
2597 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2599 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2601 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2602 Andrew Pinski <apinski@cavium.com>
2605 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2606 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2607 calls instead of __builtin_ir{int,ound}*.
2609 2012-03-14 Jakub Jelinek <jakub@redhat.com>
2612 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
2615 2012-03-13 Joseph Myers <joseph@codesourcery.com>
2617 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
2618 Refer to GCC 4.7 version of c99status.html.
2620 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2622 Backport from mainline
2623 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2625 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2626 redefine to be NULL if the current bit-size is different from the
2627 configured bit-size.
2629 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2630 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2631 set the default tuning. Add asserts to make sure the cpu and tune
2632 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2633 test whether the index is set, instead of > 0.
2634 (rs6000_file_start): Do not reset the default cpu if the current
2635 bit-size is different from the configured bit-size.
2637 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2639 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2641 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2642 Update binutils references.
2643 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2644 Update binutils reference.
2645 Update Sun as/GNU ld caveat.
2646 Document binutils largefile requirement for LTO plugin.
2647 Remove reference to alternate libpthread.
2649 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2651 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
2653 (Specific, mips-sgi-irix6): Likewise.
2655 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2657 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2658 * configure: Regenerate.
2660 2012-03-07 Richard Henderson <rth@redhat.com>
2662 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2663 * config/m68k/sync.md (atomic_test_and_set): Use it.
2664 (atomic_test_and_set_1): Likewise.
2666 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2669 * Makefile.in: Let install-gcc-ar depend on installdirs,
2670 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2671 Don't double canonicalize if cross-compiling.
2673 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2675 * trans-mem.c: New typedef for tm_region_p.
2676 Define vector types for tm_region_p.
2677 (tm_region_init): Replace region_worklist to a vector called
2680 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2683 * trans-mem.c (tm_region_init): Use last_basic_block.
2685 2012-03-05 Richard Henderson <rth@redhat.com>
2688 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
2689 * omp-low.c (expand_omp_atomic): Assume anything aligned to
2690 BIGGEST_ALIGNMENT is aligned.
2692 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
2694 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2696 2012-03-05 Richard Henderson <rth@redhat.com>
2699 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2700 instead of calling negqi2 directly.
2702 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2704 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
2705 (INTMAX_TYPE): Use it.
2706 (UINTMAX_TYPE): Likewise.
2707 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2708 (irix6_c_common_override_options): Declare.
2709 (C_COMMON_OVERRIDE_OPTIONS): Define.
2710 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
2711 * config/mips/irix6-c.c: New file.
2712 * config/mips/t-irix6 (irix6-c.o): New target.
2713 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
2716 2012-03-02 Richard Henderson <rth@redhat.com>
2718 * optabs.c (expand_atomic_test_and_set): Honor
2719 atomic_test_and_set_trueval even when atomic_test_and_set
2720 optab is not in use.
2722 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2724 Backport from mainline
2725 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2727 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
2729 2012-03-02 Richard Guenther <rguenther@suse.de>
2731 * DEV-PHASE: Set to prerelease.
2733 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
2735 * config.gcc (obsolete): Add all ARM targets using the FPA.
2736 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
2737 * doc/install.texi: Avoid references to obsolete ARM ports.
2739 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
2741 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
2743 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
2744 Joern Rennecke <joern.rennecke@embecosm.com>
2746 * doc/extend.texi: Expand and update information on interrupt
2747 attribute for Epiphany.
2749 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2751 * config/sh/sh-protos.h: Update copyright notice dates.
2752 * config/sh/sh.h: Likewise.
2753 * config/sh/sh.md: Likewise.
2754 * config/sh/constraints.md: Likewise.
2755 * config/sh/predicates.md: Likewise.
2757 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2759 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2760 * config/sh/sh.c (tertiary_reload_operand): Likewise.
2762 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2764 * config/sh/constraints.md: Fix comment typo.
2766 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2769 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2770 unsigned HOST_WIDE_INT.
2771 (zvdep_imm64): Likewise.
2772 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2773 (vdepi_and): Likewise.
2774 Likewise for unamed 64-bit patterns.
2775 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2777 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2780 PR rtl-optimization/52417
2781 * cselib.c (cselib_any_perm_equivs): New variable.
2782 (cselib_reset_table): Check that it's not set when not
2783 preserving constants.
2784 (cselib_add_permanent_equiv): Set it.
2785 (cselib_have_permanent_equivalences): New.
2786 (cselib_init, cselib_finish): Reset it.
2787 * cselib.h (cselib_have_permanent_equivalences): Declare.
2788 * alias.c (get_addr): Restore earlier behavior when there
2789 aren't permanent equivalences.
2791 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2793 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2794 * config/v850/v850-modes.def: Fix copyright notice.
2796 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2798 * doc/extend.texi (AVR Built-in Functions): Document
2799 __builtin_avr_flash_segment.
2801 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2802 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2803 (*split.flash_segment): New insn-and-split.
2804 * config/avr/avr.c (avr_init_builtins): Add local variables:
2805 const_memx_void_node, const_memx_ptr_type_node,
2806 char_ftype_const_memx_ptr.
2808 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2810 PR tree-optimization/52445
2811 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2812 add ssa_name_ver, offset and size fields and change store field
2814 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2815 (add_or_mark_expr): Likewise. Only consider previous stores
2816 with the same size and offset.
2817 (nt_init_block): Only look at gimple_assign_single_p stmts,
2818 doesn't look at rhs2.
2820 2012-03-01 Richard Guenther <rguenther@suse.de>
2823 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2824 conversions from integral types to pointer types.
2826 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2828 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2829 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2830 unintentionally removed in r184616.
2832 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2834 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2837 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2838 Uros Bizjak <ubizjak@gmail.com>
2841 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2842 alternatives, add "e" constraint to the new last alternative
2843 and ! to last 3 alternatives.
2845 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2847 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2848 DW_AT_artificial attributes at the end of the processing.
2849 (gen_array_type_die): Likewise.
2850 (gen_enumeration_type_die): Likewise.
2851 (gen_struct_or_union_type_die): Likewise.
2852 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2855 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2858 * expr.c (expand_assignment): If doing misaligned store that doesn't
2859 cover all mode bits, perform a RMW cycle.
2861 PR tree-optimization/52429
2862 * tree-parloops.c (separate_decls_in_region_debug): Return early
2863 if var is LABEL_DECL.
2865 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2867 PR tree-optimization/52424
2868 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2869 calling dom_thread_across_edge.
2871 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2873 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2875 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2877 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2878 * config/avr/avr.c (avr_output_bld): Remove unused function.
2879 (avr_out_sbxx_branch): Use "%T" to print bit position.
2881 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2883 * config/avr/avr.md: Untabify.
2885 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2887 * config/avr/avr.md (eqne): New code iterator.
2888 (*dec-and-branchsi): Use it in text peephole's condition.
2889 (*dec-and-branchhi): Ditto.
2890 (*dec-and-branchqi): Ditto.
2892 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2895 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2896 the device does not have the skip-bug.
2898 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2900 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2901 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2902 -mpretend-cmove): New.
2904 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2907 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2908 doesn't count DEBUG_INSN refs.
2909 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2910 for DEBUG_INSN refs.
2912 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2916 2012-02-20 Richard Guenther <rguenther@suse.de>
2917 PR tree-optimization/52298
2918 * tree-vect-stmts.c (vectorizable_load): Properly use
2919 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2922 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2925 * gimple.h (gimple_in_transaction): New.
2926 (gimple_set_in_transaction): New.
2927 (struct gimple_statement_base): Add in_transaction field.
2928 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2930 (tree_ssa_lim_initialize): Compute transaction bits.
2931 * tree.h (compute_transaction_bits): Protoize.
2932 * trans-mem.c (tm_region_init): Use the heap to store BB
2934 (compute_transaction_bits): New.
2936 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2938 * gcc.c (display_help): Document --help=common and sort entries
2941 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2943 * doc/install.texi: Document check-$LANG specific shortcuts
2945 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2948 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2950 * config/arm/arm_neon.h: Regenerate.
2951 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2952 (neon_vcgeu): New insn.
2953 (neon_vcgtu): Likewise.
2954 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2955 (ops): Unsigned comparison intrinsics call a different
2958 2012-02-28 Richard Guenther <rguenther@suse.de>
2961 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2962 ordering for the VEC_CONCAT for two element vectors for
2963 V2SFmode, V2SImode and V2DImode.
2965 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2968 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2969 detecting big-endian triplets.
2971 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2973 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2974 mode if there is no type information available.
2976 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2978 PR tree-optimization/53207
2979 * doc/invoke.texi: Document as experimental and relying on graphite.
2981 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2983 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2984 of initializer to changes from r184614.
2986 2012-02-28 Richard Guenther <rguenther@suse.de>
2988 PR tree-optimization/52395
2989 * tree-sra.c (build_ref_for_offset): Also look at the base
2990 TYPE_ALIGN when figuring out the alignment of the replacement.
2992 2012-02-28 Richard Guenther <rguenther@suse.de>
2994 PR tree-optimization/52402
2995 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2996 mis-aligned types when creating the accesses at the call site.
2998 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3000 * config/avr/builtins.def: New file.
3001 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3002 * config/avr/avr.c (enum avr_builtin_id): Use it.
3003 (avr_init_builtins): Use it. And use avr_bdesc.
3004 (bdesc_1arg): Remove.
3005 (bdesc_2arg): Remove.
3006 (bdesc_3arg): Remove.
3007 (struct avr_builtin_description): Add field n_args.
3008 (avr_bdesc): New static variable using builtins.def.
3009 (avr_expand_builtin): Use it.
3010 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3011 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3012 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3014 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3017 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3018 match only one single hard register with respective hard reg rtx.
3019 (movmemx_<mode>): Ditto.
3020 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3021 insn anatomy of movmem[x]_<mode>.
3022 (avr_out_movmem): Same for printing assembler and operand usage.
3024 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3028 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3029 address spaces located outside of device flash.
3031 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3032 (mcu_type_s): Add field n_flash.
3033 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3034 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3035 (AVR_MCU): Add N_FLASH argument.
3036 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3037 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3038 macro __FLASH<n> if that address space makes sense for the device.
3039 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3040 outside of target flash.
3041 (avr_asm_named_section): Ditto.
3042 (avr_asm_select_section): Ditto.
3043 (avr_addr_space_convert): Ditto.
3044 (avr_emit_movmemhi): Ditto.
3045 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3046 address space is outside of device flash.
3047 (avr_insert_attributes): Ditto.
3048 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3049 avr_current_arch->n_segments.
3051 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3054 * config/i386/i386.md (*movabs<mode>_1): Enable only for
3056 (*movabs<mode>_2): Likewise.
3058 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3061 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3062 s_register_operand in the test instead of REG_P. Don't call
3063 gen_reg_rtx if it won't be used.
3065 PR tree-optimization/52376
3066 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3068 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3070 * ifcvt.c (noce_get_condition): Check condition variable is not
3071 small_register_classes_for_mode_p before accepting.
3073 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3077 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3080 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3081 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3083 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3085 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3087 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3089 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3091 * config/sh/predicates.md: Remove blank lines.
3092 * config/sh/sh.c: Fix typos in comments.
3093 * config/sh/constraints.md: Likewise.
3094 * config/sh/sh.md: Remove blank lines.
3095 Fix typos in comments. Use ;; as comment characters.
3097 2012-02-26 Walter Lee <walt@tilera.com>
3099 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3100 (replace_mov_pcrel_step2): Ditto.
3102 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3105 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3106 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3107 and locs that reference values newer than the non-canonical value
3108 at hand. Return the canonical value as a worst case.
3109 (memrefs_conflict_p): Walk canonical value's locs.
3112 * cselib.c (preserve_only_constants): Rename to...
3113 (preserve_constants_and_equivs): ... this. Split out...
3114 (invariant_or_equiv_p): ... this. Preserve plus expressions
3115 of other preserved expressions too.
3116 (cselib_reset_table): Adjust.
3117 * var-tracking.c (reverse_op): Use canonical value to build
3120 2012-02-23 Kai Tietz <ktietz@redhat.com>
3122 * config/i386/i386.c (ix86_delegitimize_address): Handle
3123 UNSPEC_PCREL plus displacement.
3125 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3128 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3129 to test for unusedness in st X addressing.
3131 2012-02-24 Richard Guenther <rguenther@suse.de>
3134 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3135 (is_gimple_reg_type): Move inline ...
3136 * gimple.h (is_gimple_reg_type): ... here.
3138 2012-02-24 Richard Guenther <rguenther@suse.de>
3141 * passes.c (execute_function_todo): When verifying SSA form
3142 verify gimple form first.
3143 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3145 2012-02-24 Richard Guenther <rguenther@suse.de>
3148 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3149 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3151 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3153 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3155 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3157 * tree-phinodes.c (make_phi_node): Mark static.
3158 * tree-flow.h (make_phi_node): Remove extern decl.
3159 * doc/gimple.texi (make_phi_node): Remove documentation.
3161 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3163 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3164 * tree-ssa-sccvn.c (print_scc): Ditto.
3166 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3168 * doc/passes.texi (Full redundancy elimination): Fix typo.
3170 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3172 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3174 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3177 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3179 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3182 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3184 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3186 * config/avr/avr.md (code_stdname): Add ior, xor.
3187 (xior): New code iterator.
3188 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3189 (*<code_stdname><mode>qi.byte1-3): Ditto.
3191 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3193 PR tree-optimization/52019
3194 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3197 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3199 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3200 HAVE_INITFINI_ARRAY to work around namespace pollution in
3201 certain versions of newlib system headers.
3202 * config.in: Regenerate.
3203 * configure: Regenerate.
3204 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3205 instead of HAVE_INITFINI_ARRAY.
3207 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3211 is not offsettable memory reference.
3213 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3216 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3217 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3219 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3221 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3222 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3224 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3226 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3227 library on Solaris 8 even without TLS support.
3228 * configure: Regenerate.
3230 2012-02-22 Richard Guenther <rguenther@suse.de>
3233 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3234 for GIMPLE_DEBUG stmts.
3236 2012-02-22 Martin Jambor <mjambor@suse.cz>
3239 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3240 according to the base object.
3242 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3244 PR rtl-optimization/50063
3245 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3246 and 2 (8-bit SP) in operand 2.
3247 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3248 setup to use movhi_sp_r instead of vanilla move to write SP.
3249 Adjust REG_CFA notes to superseed unspec.
3250 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3252 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3253 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3254 irq_state 1 (IRQ known to be on) here.
3256 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3258 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3260 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3261 assign_hard_reg): Likewise.
3263 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3265 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3267 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3270 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3271 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3273 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3275 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3276 prototype from here to...
3277 * config/avr/avr.h: ...here.
3279 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3282 * thumb2.md (thumb2_shiftsi3_short): Split register and
3283 immediate shifts. For register shifts tie operands 0 and 1.
3284 (peephole2 for above): Check that register-controlled shifts
3285 have suitably tied operands.
3287 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3290 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3291 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3292 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3293 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3294 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3295 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3296 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3297 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3298 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3299 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3300 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3301 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3302 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3303 bdver1_ssevector_avx256_unaligned_load,
3304 bdver1_ssevector_sse128_unaligned_load,
3305 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3306 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3307 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3308 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3309 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3310 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3311 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3312 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3313 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3314 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3315 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3316 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3317 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3318 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3319 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3320 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3321 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3322 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3323 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3324 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3325 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3326 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3327 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3328 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3329 bdver1_ssediv_double_load, bdver1_ssediv_double,
3330 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3331 Add "bdver2" attribute.
3333 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3335 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3336 default if possible and not specified otherwise.
3338 2012-02-21 Richard Guenther <rguenther@suse.de>
3341 * gimplify.c (create_tmp_from_val): Use the main variant type
3342 for the type of the temporary we create.
3344 2012-02-21 Richard Guenther <rguenther@suse.de>
3346 PR tree-optimization/52324
3347 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3348 do not gimplify a MEM_REF address operand if it is already
3351 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3353 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3354 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3356 2012-02-21 Richard Guenther <rguenther@suse.de>
3358 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3359 nested_in_vect_loop.
3361 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3363 PR tree-optimization/52318
3364 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3365 vdef also to non-pure/const call stmts in the sequence.
3367 2012-02-20 David S. Miller <davem@davemloft.net>
3369 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3370 don't use the "rd %pc" instruction on v9 for PIC register loads.
3372 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3375 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3376 in a transaction safe function.
3378 2012-02-20 Kai Tietz <ktietz@redhat.com>
3381 * stor-layout.c (place_field): Handle desired_align for
3384 2012-02-20 Richard Guenther <rguenther@suse.de>
3386 PR tree-optimization/52298
3387 * tree-vect-stmts.c (vectorizable_store): Properly use
3388 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3390 (vectorizable_load): Likewise.
3391 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3392 Access DR_STEP after ensuring it is not NULL.
3394 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3396 PR tree-optimization/52286
3397 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3398 optimization use double_int_to_tree instead of build_int_cst_wide,
3399 rewrite to use double_int vars.
3401 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3404 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3406 Remove -e 0 from $gcc_cv_ld invocation.
3407 Only use __GLIBC_PREREQ if defined.
3408 Enable on Solaris since Solaris 8 patch.
3409 (gcc_SUN_LD_VERSION): New macro.
3410 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3411 gcc_SUN_LD_VERSION for version number format.
3412 * configure: Regenerate.
3413 * varasm.c (get_elf_initfini_array_priority_section): Set
3414 SECTION_NOTYPE for non-default priority.
3415 Use get_section instead of get_unnamed_section to emit
3416 .init_array/.fini_array with default priority.
3418 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3420 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3421 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3422 (mips_start_unique_function, mips_output_mips16_rdhwr)
3423 (mips_code_end): New functions.
3424 (TARGET_ASM_CODE_END): Define.
3426 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3428 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3429 to stubs with non-sibling calls.
3431 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
3433 * doc/invoke.texi (-fira-* options): Copy-edit.
3434 (ira-* parameters): Copy-edit.
3436 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3438 * doc/invoke.texi: Minor copy-edits to bring into conformance with
3439 GCC coding conventions.
3441 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3443 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3444 when used as adjectives.
3446 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
3448 * doc/invoke.texi: Clean up "that"/"which" confusion.
3450 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
3452 * system.h: Poison SMALL_REGISTER_CLASSES
3453 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3454 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3456 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3458 PR tree-optimization/52285
3459 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3460 when deciding if a call is a tail call or tail recursion.
3462 2012-02-16 Kai Tietz <ktietz@redhat.com>
3464 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3465 interger-constant displacement for UNSPEC_PCREL.
3467 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3469 PR rtl-optimization/52208
3470 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
3471 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
3473 PR tree-optimization/52255
3474 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
3475 loop->header has virtual PHI, but exit_e->dest doesn't, add
3476 virtual PHI to exit_e->dest and adjust all uses after the loop.
3479 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
3480 children with clone_tree_hash, not after it.
3482 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
3484 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
3485 extended identifiers.
3487 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3490 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
3491 a same_body_alias, also test whether e->callee isn't a former
3492 or current clone of the decl this is a same body alias of.
3494 PR translation/52264
3495 * cgraphunit.c (verify_cgraph_node): Fix a typo.
3497 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
3499 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
3501 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3504 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
3505 force_reg instead of copy_to_reg for better optimization. Force
3506 non-register or memory operands into a register.
3508 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
3510 * extend.texi: Reserve upper bits of memory model for future use.
3512 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
3513 Anatoly Sokolov <aesok@post.ru>
3514 Eric Weddington <eric.weddington@atmel.com>
3517 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
3518 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
3519 Rewrite initializers for .macro.
3520 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
3521 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
3522 atxmega32d4, atxmega32x1.
3523 avrxmega4: atxmega64a3, atxmega64d3.
3524 avrxmega5: atxmega64a1, atxmega64a1u.
3525 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
3526 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
3527 avrxmega7: atxmega128a1, atxmega128a1u.
3528 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
3529 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
3530 (struct base_arch_s): Rename reserved to xmega_p.
3531 Rename reserved2 to have_rampd.
3532 (AVR_XMEGA): New define.
3533 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
3534 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
3535 * config/avr/predicates.md (io_address_operand): Take into
3537 (low_io_address_operand): Ditto.
3538 (high_io_address_operand): Ditto.
3539 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
3540 (enabled, movhi_sp_r): Use them.
3541 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
3542 cpp_define_formatted to built-in define __AVR_ARCH__.
3543 (__AVR_XMEGA__): New built-in define.
3544 (__AVR_HAVE_RAMPD__): New built-in define.
3545 (__AVR_HAVE_RAMPX__): New built-in define.
3546 (__AVR_HAVE_RAMPY__): New built-in define.
3547 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
3549 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
3550 (avr_option_override): Initialize them.
3551 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
3552 (avr_init_expanders): Initialize them. No more block several calls.
3553 (emit_push_sfr): New static function.
3554 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
3556 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
3557 (avr_print_operand): Print addreeses as symbols for
3558 RAMPX, RAMPY, RAMPD, CCP.
3559 (output_movhi): Handle AVR_XMEGA when writing to SP.
3560 (avr_out_movhi_mr_r_xmega): New static function.
3561 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
3562 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
3563 __RAMPD__, __CCP__ as needed.
3565 * config/avr/multilib.h: Regenerate.
3566 * config/avr/t-multilib: Regenerate.
3567 * config/avr/avr-tables.opt: Regenerate.
3569 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
3571 PR tree-optimization/50561
3572 * graphite-flattening.c (lst_project_loop): Do not
3573 remove old scattering dimensions after flattening.
3574 (lst_do_flatten): Likewise.
3576 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
3578 * doc/extend.texi (AVR Built-in Functions): Remove doc for
3579 __builtin_avr_map8, __builtin_avr_map16.
3580 Document __builtin_avr_insert_bits.
3582 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
3583 (insert_bits): New insn.
3584 (adjust_len.map_bits): Rename to insert_bits.
3585 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
3586 * avr-protos.h (avr_out_map_bits): Remove.
3587 (avr_out_insert_bits, avr_has_nibble_0xf): New.
3588 * config/avr/constraints.md (Cxf,C0f): New.
3589 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
3590 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
3591 New built-in define __BUILTIN_AVR_INSERT_BITS.
3592 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
3593 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3594 (avr_move_bits): Rewrite.
3595 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3597 (avr_map_op_t): New typedef.
3598 (avr_map_op): New static variable.
3599 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3600 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3601 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3602 (bdesc_3arg, avr_expand_triop_builtin): New.
3603 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3604 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3605 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3606 (avr_map_equal_p, avr_map_sig_p): Remove.
3607 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3608 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3609 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3610 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3611 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3612 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3614 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3616 * config/c6x/c6x.md (reserve_cycles): New attribute.
3617 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3618 don't reserve functional units after the branch occurs.
3620 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
3623 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3624 functions into non-tm_pure functions.
3626 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
3629 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3630 (iterative_hash_canonical_type): Likewise.
3631 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3634 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3636 * haifa-sched.c (prune_ready_list): Ensure that if there is a
3637 sched-group insn, it either remains alone or the entire list is pruned.
3639 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3641 * doc/install.texi (Prerequisites): Fix grammar.
3642 (Configuration): Likewise.
3644 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3646 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3647 MPC as part of GCC before describing configuring with --with-gmp etc.
3648 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3649 sources are present.
3651 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3654 * dwarf2out.c (clone_tree_hash): New function.
3655 (copy_decls_walk): Use it instead of clone_tree.
3657 2012-02-14 Richard Guenther <rguenther@suse.de>
3659 PR tree-optimization/52244
3660 PR tree-optimization/51528
3661 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
3662 replacements for integral types.
3664 2012-02-14 Walter Lee <walt@tilera.com>
3666 * config.gcc: Handle tilegx and tilepro.
3667 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3669 Add HAVE_AS_TLS check for tilegx and tilepro.
3670 * configure: Regenerate.
3671 * doc/contrib.texi: Add Mat Hostetter and self.
3672 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
3673 Document instruction intrinsics and network accessing intrinsics.
3674 (TILEPro Built-in Functions): New node. Document instruction
3675 intrinsics and network accessing intrinsics.
3676 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
3677 (Specific, tilepro-*-linux*): Likewise.
3678 * doc/invoke.texi (TILE-Gx Options): New section.
3679 (TILEPro Options): New section.
3680 * doc/md.texi (TILE-Gx): New section.
3681 (TILEPro): New section.
3682 * common/config/tilegx/tilegx-common.c: New file.
3683 * common/config/tilepro/tilepro-common.c: New file.
3684 * config/tilegx/constraints.md: New file.
3685 * config/tilegx/linux.h: New file.
3686 * config/tilegx/mul-tables.c: New file.
3687 * config/tilegx/predicates.md: New file.
3688 * config/tilegx/sync.md: New file.
3689 * config/tilegx/t-tilegx: New file.
3690 * config/tilegx/tilegx-builtins.h: New file.
3691 * config/tilegx/tilegx-c.c: New file.
3692 * config/tilegx/tilegx-generic.md: New file.
3693 * config/tilegx/tilegx-modes.def: New file.
3694 * config/tilegx/tilegx-multiply.h: New file.
3695 * config/tilegx/tilegx-protos.h: New file.
3696 * config/tilegx/tilegx.c: New file.
3697 * config/tilegx/tilegx.h: New file.
3698 * config/tilegx/tilegx.md: New file.
3699 * config/tilegx/tilegx.opt: New file.
3700 * config/tilepro/constraints.md: New file.
3701 * config/tilepro/gen-mul-tables.cc: New file.
3702 * config/tilepro/linux.h: New file.
3703 * config/tilepro/mul-tables.c: New file.
3704 * config/tilepro/predicates.md: New file.
3705 * config/tilepro/t-tilepro: New file.
3706 * config/tilepro/tilepro-builtins.h: New file.
3707 * config/tilepro/tilepro-c.c: New file.
3708 * config/tilepro/tilepro-generic.md: New file.
3709 * config/tilepro/tilepro-modes.def: New file.
3710 * config/tilepro/tilepro-multiply.h: New file.
3711 * config/tilepro/tilepro-protos.h: New file.
3712 * config/tilepro/tilepro.c: New file.
3713 * config/tilepro/tilepro.h: New file.
3714 * config/tilepro/tilepro.md: New file.
3715 * config/tilepro/tilepro.opt: New file.
3717 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3719 PR tree-optimization/52210
3720 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
3721 vect_model_simple_cost with two entry vect_def_type array instead
3722 of an address of dt.
3724 2012-02-14 Richard Guenther <rguenther@suse.de>
3727 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3728 Do not stream DECL_QUALIFIER.
3729 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3730 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
3731 (find_decls_types_r): Do not walk DECL_QUALIFIER.
3733 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3736 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
3739 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3742 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
3743 * cselib.c (cselib_subst_to_values_from_insn): New function.
3744 * sched-deps.c (add_insn_mem_dependence,
3745 sched_analyze_1, sched_analyze_2): Use it.
3747 2012-02-13 Jan Hubicka <jh@suse.cz>
3750 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
3752 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
3754 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3755 (GTM_SELF_SPECS): Define if not already defined.
3756 (driver_self_specs): Add GTM_SELF_SPECS.
3757 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3758 (GTM_SELF_SPECS): Define.
3759 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3760 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3762 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3764 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3767 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3770 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3771 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3773 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3776 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3778 2012-02-13 Richard Guenther <rguenther@suse.de>
3780 PR translation/52211
3781 * passes.c (enable_disable_pass): Fix typo.
3783 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3786 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3787 XOR for reduce_bit_field if type is unsigned.
3789 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3791 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3792 disallow changes from SFmode to mode with different size in FP regs.
3794 2012-02-12 Robert Millan <rmh@gnu.org>
3795 Gerald Pfeifer <gerald@pfeifer.com>
3797 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3800 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3802 PR rtl-optimization/52175
3803 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3804 to frame-related instructions.
3806 2012-02-10 Jason Merrill <jason@redhat.com>
3809 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3810 (demangle_new_symbols): Fill it.
3811 (scan_linker_output): Walk it.
3812 (start_tweaking): Split out from scan_linker_output.
3813 (maybe_tweak): Update sym->chosen.
3814 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3816 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3819 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3821 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3823 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3824 having the same mode as previous compare.
3826 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3828 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3829 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3830 (nonlocal_goto_internal): Likewise.
3831 (nonlocal_goto): Emit a use and an indirect jump directly.
3833 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3836 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3837 __atomic_{is,always}_lock_free.
3839 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3842 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3843 negative constant address for x32.
3845 2012-02-10 Richard Henderson <rth@redhat.com>
3847 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3848 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3849 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3851 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3852 Ira Rosen <irar@il.ibm.com>
3854 PR tree-optimization/50031
3855 * targhooks.c (default_builtin_vectorization_cost): Handle
3857 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3858 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3859 all types of reduction and pattern statements.
3860 (vect_estimate_min_profitable_iters): Likewise.
3861 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3862 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3863 for explicit realigns.
3864 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3865 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3867 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3868 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3869 vec_perm for VSX and handle vec_promote_demote.
3871 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3874 * builtins.c (fold_builtin_atomic_always_lock_free,
3875 expand_builtin_atomic_always_lock_free,
3876 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3877 Return and/or test boolean_true_node/boolean_false_node instead of
3878 integer_one_node/integer_zero_node.
3880 2012-02-10 Jan Hubicka <jh@suse.cz>
3883 * predict.c (predict_paths_for_bb): Prevent looping.
3884 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3886 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3888 * config/arm/arm.c (output_move_double): In one case properly
3889 count number of instructions that will be emitted.
3891 2012-02-10 Richard Guenther <rguenther@suse.de>
3893 PR translation/52193
3894 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3896 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3899 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3901 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3904 * var-tracking.c (emit_note_insn_var_location): If
3905 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3906 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3907 non-NOTE_DURING_CALL_P insn.
3909 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3912 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3914 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3917 * gcc.c (switch_matches) Support switches with separated form,
3920 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3922 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3924 (RAMPZ_ADDR): Ditto.
3925 * config/avr/avr.c (avr_addr_t): New typedef.
3926 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3927 (avr_init_expanders): Initialize it.
3928 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3930 (expand_epilogue): Ditto.
3931 (avr_print_operand): Ditto.
3932 (avr_file_start): Ditto.
3933 (avr_emit_movmemhi): Ditto.
3935 2012-02-08 Richard Guenther <rguenther@suse.de>
3937 PR tree-optimization/46886
3938 * tree-flow.h (do_while_loop_p): Declare.
3939 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3940 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3942 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3944 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3945 always succeed for integers larger than a native word.
3947 2012-02-08 Richard Guenther <rguenther@suse.de>
3949 PR rtl-optimization/52170
3950 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3951 properly handle integer vector modes.
3953 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3955 PR gcov-profile/52150
3956 * coverage.c: Include target.h.
3957 (build_var): Call targetm.strip_name_encoding on the assembler name.
3958 Change one _ into . or $ if the target allows it.
3959 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3961 PR rtl-optimization/52139
3962 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3963 is a BARRIER after emit_insn_after_noloc, move BB_END
3964 to the last non-BARRIER insn before it.
3966 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3969 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3970 (mips_gimplify_va_arg_expr): Call it instead of
3971 std_gimplify_va_arg_expr.
3973 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3975 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3976 message for -mno-pointers-to-nested-function.
3978 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3981 * expr.c (get_inner_reference): If there is an offset, add a negative
3982 bit position to it (if any).
3984 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3986 PR rtl-optimization/52060
3987 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3988 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3989 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3990 and/or i0src_copy2 when needed.
3992 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3994 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3995 or LTOPLUGINSONAME if have_c.
3997 * config/freebsd-spec.h: Add comment about what macros can be defined
3999 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4000 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4003 2012-02-07 Richard Guenther <rguenther@suse.de>
4005 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4006 newline in -alias dumps.
4008 2012-02-07 Kai Tietz <ktietz@redhat.com>
4009 Dave Korn <dave.korn.cygwin@gmail.com>
4012 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4013 Take care that typinfo gets dllexport-attribute.
4015 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4018 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4019 if modifier < EXPAND_SUM call force_operand on the result.
4021 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4023 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4024 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4026 (epiphany_function_type): Replace types for specific interrupts with
4027 EPIPHANY_FUNCTION_INTERRUPT.
4028 (EPIPHANY_INTERRUPT_P): Update.
4029 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4030 New static function.
4031 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4032 <disinterrupt>: Affects type identity.
4033 (epiphany_handle_interrupt_attribute): Handle variable number of
4035 (epiphany_compute_function_type): Update for new
4036 epiphany_function_type definition.
4037 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4038 handlers with a longcall forwarder.
4039 (epiphany_start_function): Handle multiple interrupt arguments and/or
4040 forwarder_section attribute.
4042 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4045 2012-02-07 Alan Modra <amodra@gmail.com>
4048 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4051 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4053 PR tree-optimization/50969
4054 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4055 use vec_perm rather than vector_stmt.
4056 (vect_model_load_cost): Likewise.
4057 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4058 vec_perm to be the same as other vector statements.
4059 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4060 cost of vec_perm for TARGET_VSX.
4062 2012-02-06 Richard Guenther <rguenther@suse.de>
4064 PR tree-optimization/52115
4065 * tree-sra.c (access_has_replacements_p): New function.
4066 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4068 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4071 * trans-mem.c (expand_call_tm): Add an assertion.
4072 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4075 2012-02-06 Richard Guenther <rguenther@suse.de>
4077 PR tree-optimization/50955
4078 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4079 raise cost of expressions that replace an address with an
4080 expression based on a different pointer.
4082 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4085 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4086 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4088 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4091 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4092 -Weffc++ and specify guidelines come from second edition.
4094 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4096 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4097 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4098 (call_direct_split, call_value_split, call_value_internal_direct)
4099 (call_value_direct_split, call_value_multiple_split): Use jal and
4100 jal_macro attributes.
4102 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4104 * reload1.c (reload_regs_reach_end_p): Replace with...
4105 (reload_reg_rtx_reaches_end_p): ...this function.
4106 (new_spill_reg_store): Update commentary.
4107 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4108 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4109 before setting new_spill_reg_store.
4110 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4111 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4112 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4113 for non-spill reload registers.
4115 2012-02-05 Ira Rosen <irar@il.ibm.com>
4117 PR tree-optimization/52091
4118 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4119 (vect_is_simple_use_1): Likewise.
4120 * tree-vect-loop.c (vectorizable_reduction): Update calls
4121 to vect_is_simple_use_1 and vect_is_simple_use.
4122 (vectorizable_live_operation): Likewise.
4123 * tree-vect-patterns.c (widened_name_p,
4124 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4125 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4126 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4127 vectorizable_shift,vectorizable_operation, vectorizable_store,
4128 vectorizable_load): Likewise.
4129 (vect_is_simple_cond): Add an argument, pass it to
4130 vect_is_simple_use_1.
4131 (vectorizable_condition): Update calls to vect_is_simple_cond,
4133 (vect_is_simple_use): Add an argument, the statement in which
4134 OPERAND is used. Check that if OPERAND's def stmt is a double
4135 reduction phi node, the use is a phi node too.
4136 (vect_is_simple_use_1): Add an argument, pass it to
4138 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4139 to vect_is_simple_use.
4141 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4143 PR rtl-optimization/52095
4144 * modulo-sched.c (dump_insn_locator): New function.
4145 (loop_canon_p, sms_schedule): Use it.
4147 PR rtl-optimization/52113
4148 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4149 even for decomposable shift/zext insns.
4151 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4152 Zdenek Dvorak <ook@ucw.cz>
4154 PR rtl-optimization/52092
4155 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4156 on get_iv_value result.
4158 2012-02-02 Andrew Pinski <apinski@cavium.com>
4162 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4164 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4167 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4169 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4171 PR rtl-optimization/49800
4172 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4173 (sched_finish): Call regstat_free_n_sets_and_refs.
4175 2012-02-02 Jia Liu <proljc@gmail.com>
4177 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4180 2012-02-02 Jan Hubicka <jh@suse.cz>
4181 Tom de Vries <tom@codesourcery.com>
4184 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4185 * varpool.c (varpool_analyze_pending_decls): Likewise.
4187 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4188 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4190 * config.gcc: Add cr16-* support.
4192 * doc/extend.texi: Document cr16 extensions.
4193 * doc/install.texi: Document cr16 install.
4194 * doc/invoke.texi: Document cr16 options.
4195 * doc/md.texi: Document cr16 constraints.
4197 * common/config/cr16/cr16-common.c: New file.
4198 * config/cr16/cr16.c: New file.
4199 * config/cr16/cr16.h: New file.
4200 * config/cr16/cr16.md: New file.
4201 * config/cr16/cr16.opt: New file.
4202 * config/cr16/cr16-protos.h: New file.
4203 * config/cr16/predicates.md: New file.
4204 * config/cr16/constraints.md: New file.
4205 * config/cr16/t-cr16: New file.
4207 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4210 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4211 that operands[2] is either immediate, or q_regs_operand.
4213 PR tree-optimization/52073
4214 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4215 a pattern stmt for pattern uses, ignore uses outside of the loop.
4217 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4219 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4220 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4221 (OUT_AS1, OUT_AS2): Remove.
4223 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4225 PR rtl-optimization/51374
4226 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4227 to cross other volatile_refs_p insns.
4229 2012-02-01 Richard Guenther <rguenther@suse.de>
4231 * doc/invoke.texi (fno-inline): Clarify documentation.
4232 (finline-small-functions): Likewise.
4233 (finline-functions): Likewise.
4234 * common.opt (finline): Adjust comment and documentation.
4235 (finline-small-functions): Clarify documentation.
4236 (finline-functions): Likewise.
4237 (finline-functions-called-once): Likewise.
4239 2012-02-01 Tristan Gingold <gingold@adacore.com>
4241 * c-typeck.c (composite_type): Keep mode for pointers.
4243 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4245 * function.h (regno_reg_rtx): Adjust comment.
4246 * reginfo.c (init_reg_modes_target): Only use the previous mode
4247 if it fits within one register. Remove MIPS comment.
4249 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4252 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4254 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4256 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4257 to srak instruction.
4259 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4261 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4263 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4268 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4270 2012-01-31 Richard Guenther <rguenther@suse.de>
4272 PR tree-optimization/51528
4273 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4276 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4281 * ree.c (add_removable_extension): Change def_map argument
4282 to unsigned *, store in def_map 1 + offset into *insn_list vector
4283 instead of pointers into the vector.
4284 (find_removable_extensions): Adjust caller.
4286 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4288 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4289 Transform all "* quoted-c-code" to { c-code }.
4290 Remove redundant test for "optimize" in combine patterns.
4291 Move (include "avr-dimode.md") to end of file.
4293 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4296 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4297 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4299 2012-01-30 Richard Guenther <rguenther@suse.de>
4301 PR tree-optimization/52028
4302 * tree-loop-distribution.c (ldist_gen): Properly update
4305 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4308 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4309 set_cur_line_info_table if not emitting debug info.
4311 PR tree-optimization/52046
4312 * tree-vect-patterns.c (check_bool_pattern): Give up if
4313 a comparison could throw.
4316 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4318 2012-01-30 Richard Guenther <rguenther@suse.de>
4320 PR tree-optimization/52045
4321 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4322 SSA form if cfgcleanup did anything.
4324 2012-01-30 Richard Guenther <rguenther@suse.de>
4326 PR tree-optimization/52045
4327 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4328 before computing final todo.
4330 2012-01-30 Richard Guenther <rguenther@suse.de>
4332 PR tree-optimization/51528
4333 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4336 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4338 * df-problems.c (df_kill_notes): Check that the use refers
4339 to the note under examination.
4341 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4344 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4345 parameter and use short-lived pseudos.
4346 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4347 (sparc_expand_vector_init): Const-ify local variables and adjust
4348 calls to above functions.
4350 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4352 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4354 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4356 * doc/invoke.texi: Make usage of "compile time" and
4357 "run time"/"runtime" consistent throughout the file.
4359 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4361 * config/alpha/alpha.c (alpha_option_override): Default to
4362 full IEEE compliance mode for Go language.
4364 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4366 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4367 (LINK_SSP_SPEC): Define.
4369 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4372 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4375 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4377 * doc/invoke.texi: Correct hyphenation of "floating point",
4378 "double precision", and related terminology throughout the file.
4380 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4383 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4384 arm_general_register_operand predicate for operand 2 instead of
4387 2012-01-27 Ian Lance Taylor <iant@google.com>
4390 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4391 * builtins.c (expand_builtin_init_trampoline): Add onstack
4392 parameter. Change caller.
4393 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4394 * tree.c (build_common_builtin_nodes): Declare
4395 __builtin_init_heap_trampoline.
4397 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4399 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4400 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4401 * config/avr/avr.c: Ditto.
4402 (avr_regnames): Remove because unused.
4403 * config/avr/avr.md (*cpse.ne): New peephole.
4404 (*cpse.eq): New peephole from former cpse peepholes.
4406 2012-01-27 Michael Eager <eager@eagercon.com>
4408 * config/microblaze.c (microblaze_emit_compare): Correct
4409 test after pcmp instruction.
4411 2012-01-27 Richard Guenther <rguenther@suse.de>
4413 PR tree-optimization/52020
4414 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4416 2012-01-27 Richard Guenther <rguenther@suse.de>
4418 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4419 function non-const/pure.
4421 2012-01-27 Richard Guenther <rguenther@suse.de>
4423 PR tree-optimization/50444
4424 * tree-sra.c (build_ref_for_offset): Properly adjust the
4425 MEM_REF type for unaligned accesses.
4427 2012-01-27 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/50444
4430 * expr.c (mem_ref_refers_to_non_mem_p): New function.
4431 (expand_assignment): Use it. Properly handle misaligned
4432 bases when expanding stores to component references.
4433 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
4436 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
4439 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
4440 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
4441 * tree-data-ref.c (find_data_references_in_loop): Make static.
4442 (compute_all_dependences): Change return type to bool. Bail out
4443 for too many datarefs in a loop. Move the hunk resetting the data
4444 dependences vector from ...
4445 (compute_data_dependences_for_loop): ... here. Account for
4446 compute_all_dependences returning false.
4447 (compute_data_dependences_for_bb): Likewise.
4448 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
4449 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
4451 2012-01-27 Richard Guenther <rguenther@suse.de>
4454 * expr.c (store_field): Use the alias-set of the scratch memory
4457 2012-01-27 Tom de Vries <tom@codesourcery.com>
4459 PR tree-optimization/51990
4460 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4462 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
4464 2012-01-27 Jakub Jelinek <jakub@redhat.com>
4467 * var-tracking.c (reverse_op): Don't add any reverse operation
4468 if V already has any constant locations.
4470 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4472 * doc/invoke.texi: Correct usage of "command line" (noun)
4473 vs "command-line" (adjective) throughout.
4475 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4477 * doc/invoke.texi (Language Independent Options): Move
4478 -Wcoverage-mismatch blurb from here....
4479 (Warning Options): ...to here.
4481 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
4483 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4484 Set rs6000_always_hint to false for 476.
4486 2012-01-27 Matthias Klose <doko@ubuntu.com>
4488 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
4490 * incpath.c (add_standard_paths): Likewise.
4492 2012-01-27 Richard Henderson <rth@redhat.com>
4494 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4495 * config/m68k/sync.md (atomic_test_and_set): Rename from
4496 sync_test_and_setqi and adjust the operands.
4497 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
4498 and unconditionally enable.
4500 2012-01-27 Richard Henderson <rth@redhat.com>
4502 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4503 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
4504 (ldstub): Rename from ldstubqi.
4505 (ldstub<I24MODE>): Remove.
4507 2012-01-27 Richard Henderson <rth@redhat.com>
4509 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4510 * c-cppbuiltin.c (cpp_atomic_builtins): Define
4511 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
4512 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
4513 * doc/tm.texi: Rebuild.
4515 2012-01-27 Richard Henderson <rth@redhat.com>
4517 * optabs.c (gen_atomic_test_and_set): Remove default.
4518 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
4520 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4522 PR rtl-optimization/51978
4523 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
4524 (combine_reaching_defs): Likewise.
4525 (struct re_info): Remove.
4526 (add_removable_extension): Remove x and data arguments,
4527 add insn, insn_list and def_map. Use the arguments directly
4528 instead of using struct re_info.
4529 (find_removable_extensions): Don't call add_removable_extension
4530 through note_stores, instead just call it with single_set
4532 (find_and_remove_re): Pass curr_cand->expr instead of
4533 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
4535 2012-01-26 Michael Matz <matz@suse.de>
4537 PR tree-optimization/46590
4538 * cfgexpand.c: Revert last change (r183305).
4539 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
4541 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
4542 checking for emptiness.
4544 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4547 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
4548 non-addressable non-BLKmode base correctly.
4550 2012-01-26 Michael Matz <matz@suse.de>
4552 PR tree-optimization/48794
4553 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
4554 regions referenced from RESX/EH_DISPATCH.
4556 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4558 * config/s390/s390.h: Make BRANCH_COST an option.
4559 * config/s390/s390.opt: New option -mbranch-cost.
4561 2012-01-26 Richard Henderson <rth@redhat.com>
4563 Revert 2012-01-24 change:
4564 * trans-mem.c (requires_barrier): Do not instrument thread local
4565 variables and emit save/restore for them.
4567 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4570 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
4573 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
4575 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
4578 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
4581 Rename __pgm to __flash.
4582 Rename __pgm1 to __flash1.
4583 Rename __pgm2 to __flash2.
4584 Rename __pgm3 to __flash3.
4585 Rename __pgm4 to __flash4.
4586 Rename __pgm5 to __flash5.
4587 Rename __pgmx to __memx.
4588 * doc/extend.texi (AVR Named Address Spaces)
4589 Rename address space names as indicated above.
4590 * config/avr/avr.c (avr_addrspace): Ditto.
4592 * config/avr/avr-protos.h
4593 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
4594 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
4595 * config/avr/predicates.md: Ditto.
4596 * config/avr/avr.c Ditto, and
4597 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
4598 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
4600 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
4601 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
4602 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
4603 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
4604 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
4605 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
4606 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
4607 * config/avr/avr.c: Ditto.
4608 * config/avr/avr.md: Ditto.
4610 2012-01-25 Jason Merrill <jason@redhat.com>
4613 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
4615 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4617 PR tree-optimization/51987
4618 * tree-data-ref.c (get_references_in_stmt): Handle references in
4619 non-volatile GIMPLE_ASM.
4621 2012-01-25 Richard Guenther <rguenther@suse.de>
4623 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
4624 bases are dereferenced.
4626 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4628 PR rtl-optimization/48374
4629 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
4631 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4633 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
4634 compute_data_dependences_for_loop returns false.
4635 * tree-parloops.c (loop_parallel_p): Likewise.
4637 2012-01-25 Richard Guenther <rguenther@suse.de>
4639 * tree.h (get_pointer_alignment_1): Declare.
4640 * builtins.c (get_pointer_alignment_1): New function.
4641 (get_pointer_alignment): Use it.
4643 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4645 PR rtl-optimization/48308
4646 * combine.c (enum undo_kind): Add UNDO_LINKS.
4647 (struct undo): Add member l to other_contents and where.
4648 (do_SUBST_LINK): New.
4650 (try_combine): Handle LOG_LINKS for the dummy i1 case.
4651 (undo_all): Handle UNDO_LINKS.
4653 2012-01-25 Richard Henderson <rth@redhat.com>
4655 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
4658 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4660 * optabs.c (gen_atomic_test_and_set): Use each argument.
4662 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4664 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
4665 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
4666 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
4667 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
4668 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
4669 TARGET_PAIRED_SINGLE_FLOAT.
4671 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4673 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4674 (in_struct, return_val): Remove MEM documentation.
4675 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
4676 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4677 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
4679 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4680 * cfgexpand.c (add_alias_set_conflicts): Likewise.
4681 * expr.c (store_field): Likewise.
4682 * function.c (assign_stack_temp_for_type): Likewise.
4683 * ifcvt.c (noce_try_cmove_arith): Likewise.
4684 * reload1.c (reload): Likewise.
4685 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
4686 (alpha_set_memflags): Likewise.
4687 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
4689 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4691 * rtl.h (true_dependence, canon_true_dependence): Remove varies
4693 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
4694 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
4695 (true_dependence_1, true_dependence, canon_true_dependence): Remove
4697 * cselib.c (cselib_rtx_varies_p): Delete.
4698 (cselib_invalidate_mem): Update call to canon_true_dependence.
4699 * dse.c (record_store, check_mem_read_rtx): Likewise.
4700 (scan_reads_nospill): Likewise.
4701 * cse.c (check_dependence): Likewise.
4702 (cse_rtx_varies_p): Delete.
4703 * expr.c (safe_from_p): Update call to true_dependence.
4704 * ira.c (validate_equiv_mem_from_store): Likewise.
4705 (memref_referenced_p): Likewise.
4706 * postreload-gcse.c (find_mem_conflicts): Likewise.
4707 * sched-deps.c (sched_analyze_2): Likewise.
4708 * store-motion.c (load_kills_store): Likewise.
4709 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
4710 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4711 (compute_transp): Update call to canon_true_dependence.
4713 2012-01-25 Richard Henderson <rth@redhat.com>
4715 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
4716 (maybe_emit_atomic_test_and_set): New.
4717 (expand_sync_lock_test_and_set): Use it.
4718 (expand_atomic_test_and_set): Likewise.
4719 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
4720 the implementation; clarify implementation defined details.
4721 * doc/md.texi (atomic_test_and_set): Document.
4723 2012-01-25 Richard Henderson <rth@redhat.com>
4725 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
4727 2012-01-25 Richard Henderson <rth@redhat.com>
4730 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
4731 to effect no-op split.
4733 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4736 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
4737 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
4738 (BT_FN_VOID_PTR_INT_SIZE): New.
4739 (BT_FN_UINT_UINT_VAR): Remove.
4740 (BT_FN_UINT32_UINT32_VAR): New.
4741 (BT_FN_DOUBLE_VPTR): Remove.
4742 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
4744 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
4745 (_ITM_changeTransactionMode): Same.
4746 (_ITM_memmoveRtWt): Change return type to void.
4747 (_ITM_memcpyRtWt): Same.
4748 (_ITM_memsetW): Same.
4749 (_ITM_RaRD): Change types to double.
4754 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
4756 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4757 Patrick Marlier <patrick.marlier@gmail.com>
4759 * trans-mem.c (requires_barrier): Do not instrument thread local
4760 variables and emit save/restore for them.
4762 2012-01-24 Jason Merrill <jason@redhat.com>
4765 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4766 output static aliases.
4768 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4771 * common.opt (-pie, -shared, pie, shared): Change from Common to
4773 * gcc.c (display_help): Display help for -pie and -shared.
4775 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4778 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4779 Remove note on size/offset limitation.
4780 (AVR Variable Attributes): Add example how to read data located
4781 with progmem. Refer to named address spaces.
4782 * doc/invoke.texi (AVR Options): Fix typo.
4784 2012-01-24 Richard Guenther <rguenther@suse.de>
4786 Forward-port to trunk
4787 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4790 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4791 op0 isn't sufficiently aligned and there is movmisalignM
4792 insn for mode, use it to load op0 into a temporary register.
4794 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4797 * target.def (const_not_ok_for_debug_p): New hook.
4798 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4800 * doc/tm.texi: Regenerated.
4801 * dwarf2out.c (const_ok_for_output_1): If
4802 targetm.const_not_ok_for_debug_p returns true, fail.
4803 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4805 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4807 2012-01-23 Kai Tietz <ktietz@redhat.com>
4810 * config/i386/predicates.md (symbolic_operand): Allow
4811 UNSPEC_PCREL as PIC expression for lea.
4812 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4813 * config/i386/i386.c (ix86_delegitimize_address): Handle
4814 UNSPEC_PCREL for none-MEM, too.
4816 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4818 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4819 (ipa_tm_create_version_alias): Same.
4821 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4824 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4825 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4827 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4828 Patrick Marlier <patrick.marlier@gmail.com>
4829 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4832 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4833 simple_object_start_read.
4835 2012-01-23 Richard Guenther <rguenther@suse.de>
4838 PR tree-optimization/51895
4839 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4840 parameter decomposition into BLKmode components.
4842 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4844 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4845 fake variables for restrict-qualified pointers whose pointed-to type
4846 contains a placeholder.
4848 2012-01-23 Richard Guenther <rguenther@suse.de>
4850 PR tree-optimization/51949
4851 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4853 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4855 PR rtl-optimization/51933
4856 * ree.c (transform_ifelse): Return true right away if dstreg is
4857 already wider or equal to cand->mode.
4858 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4859 (make_defs_and_copies_lists): Remove defs_list and copies_list
4860 arguments, add state argument, just truncate state->work_list
4861 instead of always allocating and freeing the vector. Assert that
4862 get_defs succeeds instead of returning 2. Changed return type to bool.
4863 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4864 have ext_src_mode, see if it has been modified already with the
4865 right kind of extension and has been extended before from the
4866 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4867 just return true. Remember the original mode in state->modified array.
4868 (combine_reaching_defs): Add state argument. Don't allocate and
4869 free here def_list, copied_list and vec vectors, instead just
4870 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4871 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4872 Add state variable, clear vectors in it, initialize state.modified
4873 if needed. Free all the vectors at the end and state.modified too.
4874 Don't skip a candidate if the extension expression has been modified.
4876 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4879 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4880 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4881 (extra_options) interix.opt -> i386/interix.opt"
4882 (extra_objs):Add winnt-stubs.o
4883 * configure.ac: Add interix to target_os .comm on PE check.
4884 * configure: Regenerate.
4885 * config/interix3.h: Delete and move bits to..
4886 * config/interix.h: Delete and move bits to..
4887 * config/i386/i386-interix3.h: Delete and move bits to..
4888 * config/i386/i386-interix.h: ..here.
4889 (TARGET_CPU_DEFAULT): Remove redefinition.
4890 (TARGET_ASM_CONSTRUCTOR): Undefine.
4891 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4892 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4893 (PTRDIFF_TYPE): Define.
4894 (LONG_DOUBLE_TYPE_SIZE): Define.
4895 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4896 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4897 (TARGET_SECTION_TYPE_FLAGS): Define.
4898 (ASM_DECLARE_FUNCTION_NAME): Define.
4899 (ASM_OUTPUT_EXTERNAL): Define.
4900 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4901 (ASM_OUTPUT_ALIGNED_BSS): Define.
4902 (PCC_BITFIELD_TYPE_MATTERS): Define.
4903 (USE_CONST_SECTION): Define.
4904 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4905 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4906 (SUPPORTS_ONE_ONLY): Remove.
4907 (I386_PE_STRIP_ENCODING): Define.
4908 * config/interix.opt: Delete and move bits to..
4909 * config/i386/interix.opt: ..here. New.
4910 (mpe-aligned-commons): Add.
4911 * config/i386/t-interix: Add copyright header.
4912 (winnt-stubs.o): Add rule.
4914 2012-01-22 Jason Merrill <jason@redhat.com>
4917 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4918 for extra name aliases.
4920 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4922 PR rtl-optimization/51924
4923 * ree.c (combine_set_extension): Improve debugging message.
4924 (combine_reaching_defs): Likewise.
4925 (get_defs): Rename confusingly named variable.
4926 (find_and_remove_re): Skip a candidate if the extension expression has
4929 2012-01-21 Robert Millan <rmh@gnu.org>
4930 Gerald Pfeifer <gerald@pfeifer.com>
4932 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4933 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4935 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4937 PR tree-optimization/51914
4938 * tree-vect-stmts.c (vectorizable_conversion): For
4939 cvt_type && modifier == WIDEN, put temporary with cvt_type
4940 at the beginning of vec_dsts and set vec_dest to temporary
4943 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4945 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4947 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4949 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4950 * config/rs6000/rs6000.c: Likewise.
4952 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4955 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4956 output_move_double on a copy of operands array.
4958 2012-01-20 Cary Coutant <ccoutant@google.com>
4959 Dodji Seketeli <dodji@redhat.com>
4962 * dwarf2out.c (copy_declaration_context): Return ref to parent
4963 of declaration DIE, if necessary.
4964 (remove_child_or_replace_with_skeleton): Add new parameter; update
4965 caller. Place skeleton DIE under parent DIE of original declaration.
4966 Move call to copy_declaration_context to here ...
4967 (break_out_comdat_types): ... from here.
4969 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4971 PR rtl-optimization/51856
4972 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4975 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4978 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4979 hints for neon loads and stores.
4981 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4985 * doc/extend.texi (Named Address Spaces): Split into subsections.
4986 (AVR Named Address Spaces): New subsection.
4987 (M32C Named Address Spaces): New subsection.
4988 (RL78 Named Address Spaces): New subsection.
4989 (SPU Named Address Spaces): New subsection.
4990 (Variable Attributes): New anchor "AVR Variable Attributes".
4991 (AVR Variable Attributes): Rewrite and avoid wording
4992 "address space" in this context.
4993 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4994 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4995 (AVR Built-in Macros): New subsubsection therein.
4996 * doc/md.texi (AVR constraints): Remove "C04", "R".
4998 2012-01-20 Richard Guenther <rguenther@suse.de>
5000 PR tree-optimization/51903
5001 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5002 when removing stmts.
5004 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5007 * config/arm/arm.c (arm_load_pic_register): Use
5008 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5009 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5010 (arm_pic_static_addr): Likewise.
5011 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5012 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5013 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5014 (pic_load_addr_unified): New.
5016 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5019 * function.c (instantiate_virtual_regs_in_insn): Use
5020 delete_insn_and_edges when removing a wrong asm insn.
5022 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5024 PR rtl-optimization/40761
5025 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5026 Add new member loop_num.
5027 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5028 (ira_build): Remove the parameter.
5030 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5031 (ira.c): Do not build CFG loops for one region allocation. Remove
5032 argument from ira_build call.
5034 * ira-build.c (init_loop_tree_node): New function.
5035 (create_loop_tree_nodes): Use it. Separate the case when CFG
5036 loops are not built.
5037 (more_one_region_p): Check current_loops.
5038 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5040 (add_loop_to_tree): Process loop equal to NULL too.
5041 (form_loop_tree): Separate the case when CFG loops are not built.
5042 Use explicitly number for the root.
5043 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5045 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5046 instead of loop->num.
5047 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5048 (mark_all_loops_for_removal): Ditto.
5049 (remove_unnecessary_regions): Separate the case when CFG loops
5051 (ira_build): Remove the parameter. Use explicit number of regions
5052 when CFG loops are not built.
5054 * ira-color.c (print_loop_title): Separate the case for the root node.
5055 Use loop_num instead of loop->num.
5056 (move_spill_restore): Use loop_num instead of loop->num.
5058 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5059 (change_loop): Ditto.
5060 (change_loop): Use loop_num instead of loop->num.
5062 * ira-lives.c (process_bb_node_lives): Ditto.
5064 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5066 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5068 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5071 * tree-mudflap.c (mf_artificial): New function.
5072 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5073 mx_register_decls, mudflap_enqueue_decl): Use it.
5076 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5077 numbers in the insn pattern.
5079 2012-01-19 Michael Matz <matz@suse.de>
5081 PR tree-optimization/46590
5082 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5083 use it in remembering which conflicts we already created.
5084 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5087 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5090 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5091 (merge_and_complain): Same.
5093 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5096 * config/initfini-array.h: Guard content of the header
5097 with #ifdef HAVE_INITFINI_ARRAY.
5098 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5099 Add initfini-array.h to tm_file here.
5100 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5101 * config.gcc: Don't add initfini-array.h to tm_file here.
5102 * configure: Regenerated.
5104 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5106 PR rtl-optimization/51505
5107 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5108 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5109 (df_note_bb_compute): Update the call to df_kill_notes.
5111 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5113 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5115 2012-01-18 Richard Guenther <rguenther@suse.de>
5117 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5118 of conversions to void *.
5120 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5121 Richard Sandiford <rdsandiford@googlemail.com>
5125 * optabs.h (simplify_expand_binop): Declare.
5126 * optabs.c (simplify_expand_binop): Make global.
5127 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5128 endian targets if the source cannot be exactly covered by word
5131 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5134 * hard-reg-set.h (struct hard_reg_set_container): New type.
5135 * target.h (struct hard_reg_set_container): Forward declare.
5136 * target.def (set_up_by_prologue): New target hook.
5137 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5138 * doc/tm.texi: Regenerated.
5139 * function.c (thread_prologue_and_epilogue_insns): Change
5140 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5141 Call targetm.set_up_by_prologue on it.
5142 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5143 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5145 2012-01-17 Nick Clifton <nickc@redhat.com>
5147 * config/rx/rx.c (rx_can_use_simple_return): New function.
5148 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5149 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5151 2012-01-17 Richard Guenther <rguenther@suse.de>
5154 * expr.c (expand_assignment): Take address-space information
5155 from the address operand of MEM_REF and TARGET_MEM_REF.
5156 (expand_expr_real_1): Likewise.
5158 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5160 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5161 reload dump is requested.
5163 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5166 * trans-mem.c (requires_barrier): Call may_be_aliased.
5168 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5170 PR tree-optimization/51877
5171 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5172 call arguments and fndecls compare equal, instead return false if they
5173 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5174 both SSA_NAMEs that are valueized the same, or they satisfy
5177 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5179 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5181 * configure: Regenerate.
5183 2012-01-16 Jan Hubicka <jh@suse.cz>
5187 * convert.c (convert_to_integer): Use fold_convert for
5188 converting an INTEGER_CST to integer type.
5190 2012-01-16 Jason Merrill <jason@redhat.com>
5193 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5195 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5198 * config/s390/s390.c (s390_chunkify_start): Don't skip
5199 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5200 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5201 If insn is followed by NOTE_INSN_VAR_LOCATION or
5202 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5203 Don't use location of note insns.
5205 PR tree-optimization/51865
5206 * tree-inline.c (tree_function_versioning): Call remap_decl
5207 on DECL_RESULT whenever it has VOID_TYPE_P type.
5209 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5211 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5212 for calls to locally-binding MIPS16 functions if only the return
5213 type uses float regs.
5215 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5216 Richard Sandiford <rdsandiford@googlemail.com>
5218 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5219 (SYMBOL_32_HIGH): Likewise.
5220 (mips_output_tls_reloc_directive): Declare.
5221 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5222 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5223 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5224 (mips_lo_relocs, mips_hi_relocs): Make extern.
5225 (mips16_stub_function): Move up file.
5226 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5227 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5228 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5229 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5230 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5231 (mips_get_tp): Add MIPS16 support.
5232 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5233 Generalize DTPREL and TPREL handling.
5234 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5235 Add MIPS16 TLS support.
5236 (mips_output_tls_reloc_directive): New function.
5237 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5238 * config/mips/predicates.md (symbolic_operand_with_high)
5239 (tls_reloc_operand): New predicates.
5240 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5241 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5242 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5243 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5244 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5245 (*tls_get_tp_mips16_call_<mode>): Likewise.
5247 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5249 PR rtl-optimization/51821
5250 * recog.c (peep2_find_free_register): Determine clobbered registers
5253 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5256 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5257 * config/avr/avr.c: Likewise.
5258 * config/avr/avr.h: Likewise.
5260 2012-01-13 Ian Lance Taylor <iant@google.com>
5263 * tree.h (TYPE_QUALS): Add cast to int.
5264 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5266 2012-01-13 Ian Lance Taylor <iant@google.com>
5268 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5269 comparing param_index to VEC_length result.
5271 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5273 * c-decl.c: Do not include tree-mudflap.h
5274 * tree-optimize.c: Likewise.
5275 * Makefile.in: Update dependencies.
5277 2012-01-13 Richard Guenther <rguenther@suse.de>
5280 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5281 variable-sized result always use RSO.
5283 2012-01-12 DJ Delorie <dj@redhat.com>
5285 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5286 pointer type, not just the default pointer type.
5288 2012-01-09 Richard Henderson <rth@redhat.com>
5289 Denis Chertykov <chertykov@gmail.com>
5292 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5293 * config/avr/avr.c (avr_can_eliminate): Simplify.
5294 (avr_initial_elimination_offset): Likewise.
5295 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5296 (expand_epilogue): Likewise.
5297 (avr_legitimize_address): Gut.
5298 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5299 (avr_hard_regno_nregs): New.
5300 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5301 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5302 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5303 add soft frame pointer.
5304 (CALL_USED_REGISTERS): Likewise.
5305 (REG_CLASS_CONTENTS): Likewise.
5306 (REGISTER_NAMES): Likewise.
5307 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5308 (HARD_FRAME_POINTER_REGNUM): New.
5309 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5310 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5311 remove the HARD_FRAME_POINTER self-elimination.
5313 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5316 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5317 DECL_EXTERNAL when checking for initializers of progmem variables.
5319 2012-01-12 Ira Rosen <irar@il.ibm.com>
5321 PR tree-optimization/51799
5322 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5323 that the last operation is a type demotion.
5325 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5327 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5328 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5330 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5333 * combine.c (distribute_notes): If i3 is a noreturn call,
5334 allow old_size to be equal to args_size and make sure the
5335 noreturn call gets REG_ARGS_SIZE note.
5336 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5337 on noreturn calls even when the delta is 0.
5339 2012-01-11 Nathan Sidwell <nathan@acm.org>
5341 * gcov.c (STRING_SIZE): Remove.
5342 (generate_results): Erase annotations for source files with no
5343 coverage information.
5345 (output_lines): Use it.
5347 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5349 * gimple.h (gimplify_body): Remove first argument.
5350 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5351 pointer set here, instead just pass DATA to walk_tree.
5352 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5353 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5354 (unvisit_body): Likewise, but with unmark_visited.
5355 (gimplify_body): Remove BODY_P argument and adjust.
5356 (gimplify_function_tree): Adjust call to gimplify_body.
5357 * omp-low.c (finalize_task_copyfn): Likewise.
5359 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5361 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5362 (build_function_type_skip_args): Delete.
5363 * tree.c (build_function_type_skip_args): Make static and add
5364 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5365 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5366 pass it to build_function_type_skip_args.
5367 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5368 (tree_function_versioning): Likewise.
5369 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5370 build_function_decl_skip_args.
5371 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5372 and pass it to build_function_decl_skip_args/tree_function_versioning.
5373 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5374 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5375 * trans-mem.c (ipa_tm_create_version): Likewise.
5376 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5377 * tree-inline.c (declare_return_variable): Remove always-true test.
5378 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5379 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5380 * ipa-split.c (split_function): Skip the return value for the split
5381 part if it doesn't return.
5383 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5385 PR tree-optimization/49642
5386 * ipa-split.c (forbidden_dominators): New variable.
5387 (check_forbidden_calls): New function.
5388 (dominated_by_forbidden): Likewise.
5389 (consider_split): Check for forbidden dominators.
5390 (execute_split_functions): Initialize and free forbidden
5391 dominators info; call check_forbidden_calls.
5393 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5395 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5397 2012-01-11 Nick Clifton <nickc@redhat.com>
5399 * config/rx/rx.md (return): Define pattern.
5401 2012-01-11 Richard Guenther <rguenther@suse.de>
5403 * doc/extend.texi (malloc attribute): Adjust according to
5406 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5407 Patrick Marlier <patrick.marlier@gmail.com>
5410 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5411 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5412 (ipa_tm_note_irrevocable): Same.
5413 (ipa_tm_scan_irr_block): Same.
5414 (ipa_tm_decrement_clone_counts): Same.
5415 (ipa_tm_scan_irr_function): Same.
5416 (ipa_tm_create_version_alias): Same.
5417 (ipa_tm_create_version): Same.
5418 (ipa_tm_transform_calls_redirect): Same.
5419 (ipa_tm_transform_calls): Same.
5420 (ipa_tm_transform_transaction): Same.
5421 (ipa_tm_execute): Same.
5423 2012-01-10 Richard Guenther <rguenther@suse.de>
5426 * opts.c (common_handle_option): Handle -Werror.
5428 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5430 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
5433 2012-01-10 Jason Merrill <jason@redhat.com>
5435 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
5438 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5440 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
5441 supports R_386_TLS_GD_PLT reloc.
5442 (gcc_cv_as_ix86_tlsldmplt): Check if linker
5443 supports R_386_TLS_LDM_PLT reloc.
5444 * configure: Regenerate.
5445 * config.in: Regenerate.
5447 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
5450 Extend __pgmx semantics to linearize memory.
5451 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
5452 determine if code comes inline or from libgcc.
5453 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
5454 (movmem_qi, movmem_qi): Set constraint #2 to "n".
5455 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
5456 (movmemx_qi, movmemx_hi): New insns.
5457 (xload_<mode>_libgcc): Rewrite to new insn condition.
5458 (xload_<mode>): Remove insns.
5459 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
5460 cases that don't satisfy avr_xload_libgcc_p().
5461 (avr_addr_space_convert): Allow converting in any direction.
5462 (avr_addr_space_subset_p): Return always true.
5463 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
5464 (avr_emit_movmemhi): Ditto.
5465 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
5466 (avr_out_movmem): Ditto.
5467 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
5468 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
5469 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
5470 (avr_encode_section_info): Encode 'progmem' in symbol flags.
5471 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
5473 2012-01-10 Richard Guenther <rguenther@suse.de>
5475 PR tree-optimization/50913
5476 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
5477 Require data-refs to be representable by Graphite with respect
5480 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
5482 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
5483 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
5485 2012-01-10 Tom de Vries <tom@codesourcery.com>
5487 PR rtl-optimization/51271
5488 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
5489 handling annulled branch.
5491 2012-01-10 Richard Henderson <rth@redhat.com>
5493 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
5494 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
5495 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
5496 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
5497 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
5498 arm_expand_vec_perm_const): New.
5499 * config/arm/arm-protos.h: Update.
5500 * config/arm/neon.md (UNSPEC_VCONCAT): New.
5501 (*neon_vswp<VDQX>): New.
5502 (neon_vcombine<VDX>): Use neon_split_vcombine.
5503 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
5504 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
5505 (vec_perm<VE>): New.
5507 2012-01-10 Richard Henderson <rth@redhat.com>
5509 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
5510 use it if reload_completed.
5511 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
5512 arm_output_asm_insn, arm_process_output_memory_barrier,
5513 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
5514 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
5515 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
5516 arm_process_output_sync_insn, arm_output_sync_insn,
5517 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
5518 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
5519 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
5520 (emit_unlikely_jump): New.
5521 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
5522 (arm_split_atomic_op): New.
5523 * config/arm/arm-protos.h: Update.
5524 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
5525 (struct arm_sync_generator): Remove.
5526 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
5527 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
5528 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
5529 (VUNSPEC_LL, VUNSPEC_SC): New.
5530 (sync_result, sync_memory, sync_required_value, sync_new_value,
5531 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
5532 (attr length): Don't use arm_sync_loop_insns.
5533 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
5534 (movsfcc, movdfcc): Likewise.
5535 * config/arm/constraints.md (Ua): New.
5536 * config/arm/prediates.md (mem_noofs_operand): New.
5537 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
5538 (sync_clobber, sync_t2_reqd): Remove.
5539 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
5540 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
5541 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
5542 (arm_sync_compare_and_swap<SIDI>): Remove.
5543 (arm_sync_compare_and_swap<NARROW>): Remove.
5544 (arm_sync_lock_test_and_set<SIDI>): Remove.
5545 (arm_sync_lock_test_and_set<NARROW>): Remove.
5546 (arm_sync_new_<syncop><SIDI>): Remove.
5547 (arm_sync_new_<syncop><NARROW>): Remove.
5548 (arm_sync_new_nand<SIDI>): Remove.
5549 (arm_sync_new_nand<NARROW>): Remove.
5550 (arm_sync_old_<syncop><SIDI>): Remove.
5551 (arm_sync_old_<syncop><NARROW>): Remove.
5552 (arm_sync_old_nand<SIDI>): Remove.
5553 (arm_sync_old_nand<NARROW>): Remove.
5554 (*memory_barrier): Merge arm_output_memory_barrier.
5555 (atomic_compare_and_swap<QHSD>): New.
5556 (atomic_compare_and_swap<NARROW>_1): New.
5557 (atomic_compare_and_swap<SIDI>_1): New.
5558 (atomic_exchange<QHSD>): New.
5559 (cas_cmp_operand, cas_cmp_str): New.
5560 (atomic_op_operand, atomic_op_str): New.
5561 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
5562 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
5563 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
5564 (arm_load_exclusive<NARROW>): New.
5565 (arm_load_exclusivesi, arm_load_exclusivedi): New.
5566 (arm_store_exclusive<QHSD>): New.
5568 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5570 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
5571 reload patterns if -mvsx-scalar-memory.
5573 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
5574 generated, even -mno-vsx-scalar-double was used.
5575 (vsx_xscvdpsp_scalar): Likewise.
5576 (vsx_xscvspdp_scalar2): Likewise.
5578 2012-01-09 Tom de Vries <tom@codesourcery.com>
5579 Andrew Pinski <apinski@cavium.com>
5582 * reorg.c (fill_slots_from_thread): Don't speculate
5583 frame-related insns.
5585 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
5587 * sched-int.h (bb_note): Move to...
5588 * basic-block.h: ...here.
5589 * haifa-sched.c (bb_note): Move to...
5590 * cfgrtl.c: ...here.
5591 * function.c (next_block_for_reg): New function.
5592 (move_insn_for_shrink_wrap): Likewise.
5593 (prepare_shrink_wrap): Rewrite to use the above.
5595 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
5597 * gimple.c (is_gimple_non_addressable): Remove.
5598 * gimple.h: Remove is_gimple_non_addressable.
5599 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
5600 is_gimple_non_addressable.
5601 * trans-mem.c (expand_assign_tm): Same.
5603 2012-01-09 Richard Guenther <rguenther@suse.de>
5605 PR tree-optimization/51775
5606 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
5607 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
5609 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5611 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5613 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5615 2012-01-09 Richard Guenther <rguenther@suse.de>
5617 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
5619 2012-01-08 Jan Hubicka <jh@suse.cz>
5621 PR tree-optimize/51680
5622 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
5623 on when known_vals needs to be computed; cleanup.
5625 2012-01-08 Jan Hubicka <jh@suse.cz>
5627 PR tree-optimize/51694
5628 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
5630 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
5632 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
5633 for -std=c++98 and -std=c++11 too.
5635 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
5637 * cfgloop.c (cancel_loop): Add free() of bbs array.
5639 2012-01-07 Jan Hubicka <jh@suse.cz>
5641 PR tree-optimization/51600
5642 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
5643 that benefits small functions.
5645 2012-01-07 Jan Hubicka <jh@suse.cz>
5647 * ipa-inline.c (want_inline_small_function_p): Fix formating.
5649 2012-01-07 Jan Hubicka <jh@suse.cz>
5651 PR tree-optimization/51680
5652 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
5653 whose inlining reduce unit size.
5655 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
5658 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
5659 Add canonical node to containing_mem chain after the non-canonical
5660 one, even if there weren't any locs to propagate.
5661 (remove_useless_values): Keep only canonical values.
5662 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
5663 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
5664 canonicalize mem_chain elements that are not discarded.
5666 2012-01-06 Jakub Jelinek <jakub@redhat.com>
5669 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
5670 before emitting functions.
5672 PR gcov-profile/50127
5673 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
5674 clear_aux_for_blocks.
5676 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
5679 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
5681 2012-01-06 Arnaud Charlet <charlet@adacore.com>
5683 * c-decl.c (ext_block): Moved up.
5684 (collect_all_refs, for_each_global_decl): Take ext_block into account.
5686 2012-01-06 Han Shen <shenhan@google.com>
5688 Translate built-in include paths for sysroot.
5689 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
5690 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
5692 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
5693 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
5695 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
5696 control whether sysroot should be prepended to gxx include dir.
5698 * configure: Regenerate.
5700 2012-01-06 Torvald Riegel <triegel@redhat.com>
5702 PR rtl-optimization/51771
5703 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
5704 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
5706 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5708 PR tree-optimization/51315
5709 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
5710 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
5712 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
5715 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
5716 for shrp pattern. Correctly handle and fixup shift variable.
5717 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
5719 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5722 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
5723 note when !ACCUMULATE_OUTGOING_ARGS.
5725 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5727 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
5729 (extract_range_from_unary_expr_1): Avoid useless computations.
5731 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5733 PR rtl-optimization/51767
5734 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
5735 of jump_block and add an extra edge for degenerated asm gotos.
5738 * stmt.c (check_unique_operand_names): Don't ICE during error
5739 reporting if i is from labels chain.
5742 * profile.c (branch_prob): Split bbs that have exit edge
5743 and need a fake entry edge too.
5745 2012-01-05 Jan Hubicka <jh@suse.cz>
5748 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
5751 2012-01-05 Richard Guenther <rguenther@suse.de>
5754 * tree-streamer-out.c (write_ts_optimization): New function.
5755 (streamer_write_tree_body): Call it.
5756 * tree-streamer-in.c (lto_input_ts_optimization): New function.
5757 (streamer_read_tree_body): Call it.
5758 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
5760 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5763 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5764 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5765 in_cleanup_point_expr before gimplify_stmt call and restore it
5767 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5768 in_cleanup_point_expr is false.
5770 2012-01-05 Richard Guenther <rguenther@suse.de>
5773 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5775 * toplev.c (process_options): Reject combining mudflap and LTO.
5776 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5778 2012-01-05 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/51760
5781 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5783 (bit_value_unop): Handle UNDEFINED operands.
5784 (bit_value_binop): Likewise.
5786 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5788 * config/avr/avr.c (avr_replace_prefix): Remove.
5789 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5790 (avr_asm_function_rodata_section): Ditto.
5791 (avr_asm_select_section): Ditto.
5793 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5795 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5798 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5801 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5802 calls that have any non-fake successor edges.
5805 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5807 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5809 PR tree-optimization/51624
5810 * tree-sra.c (build_ref_for_model): When replicating a chain of
5811 COMPONENT_REFs, stop as soon as the offset would become negative.
5813 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5816 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5817 in .debug_loc on the floor.
5819 2012-01-04 Andrew Pinski <apinski@cavium.com>
5821 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5823 2012-01-04 Andrew Pinski <apinski@cavium.com>
5824 Adam Nemet <anemet@caviumnetworks.com>
5826 * config/mips/mips.md (size): Add SI and DI.
5827 (SIZE): New mode attribute.
5828 (U): New code attribute.
5829 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5830 (mips_lbux_<mode>): Delete.
5831 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5832 (mips_lhx): Use gen_mips_lhx_extsi.
5833 (mips_lhx_<mode>): Delete.
5835 (mips_l<size>x): New expand.
5836 (mips_lwx_<mode>): Delete.
5837 (mips_l<GPR:size>x_<P:mode>): New pattern.
5838 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5839 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5840 * config/mips/mips.c (mips_lx_address_p): New function.
5841 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5842 (dsp64): New availability predicate.
5843 (mips_builtins): Add an entry for __builtin_mips_ldx.
5844 * config/mips/mips.h (ISA_HAS_LBX): New define.
5845 (ISA_HAS_LBUX): Likewise.
5846 (ISA_HAS_LHX): Likewise.
5847 (ISA_HAS_LHUX): Likewise.
5848 (ISA_HAS_LWX): Likewise.
5849 (ISA_HAS_LWUX): Likewise.
5850 (ISA_HAS_LDX): Likewise.
5851 * doc/extend.texi (__builtin_mips_ldx): Document.
5853 2012-01-04 Tristan Gingold <gingold@adacore.com>
5855 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5856 when long pointers are used.
5857 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5858 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5859 (ia64-hp-*vms*): Remove.
5860 * config/vms/xm-vms64.h: Delete.
5862 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5865 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5867 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5869 * opts.c (finish_options): Remove duplicate sorry.
5871 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5874 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5877 2012-01-04 Richard Guenther <rguenther@suse.de>
5880 * tree.c (size_low_cst): New function.
5881 * tree.h (size_low_cst): Declare.
5882 * fold-const.c (fold_comparison): Use it to extract the low
5883 part of the POINTER_PLUS_EXPR offset.
5885 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5887 Fix clearing ZERO_REG
5888 * config/avr/avr.md (cc): Add alternative "ldi".
5889 (movqi_insn): Use it in cc attribute.
5890 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5891 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5892 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5894 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5896 * configure: Regenerate.
5898 2012-01-04 Richard Guenther <rguenther@suse.de>
5900 PR tree-optimization/49651
5901 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5902 (var_can_have_subvars): Use it.
5903 (get_constraint_for_1): Only consider subfields if there can be any.
5905 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5908 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5909 to its new canonical_cselib_val and the cselib_val was in
5910 first_containing_mem chain, but the canonical_cselib_val was not,
5911 add the latter into the chain.
5912 (cselib_invalidate_mem): Compare canonical_cselib_val of
5913 addr_list chain elt with v.
5916 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5917 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5919 (output_macinfo_op): Don't ggc_strdup fd->filename.
5920 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5921 then ggc_strdup it. Don't free inc->info or cur->info.
5922 (output_macinfo): Don't free ref->info or file->info.
5924 2012-01-03 Ira Rosen <irar@il.ibm.com>
5926 PR tree-optimization/51269
5927 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5928 first_niters a pointer.
5929 (slpeel_tree_peel_loop_to_edge): Likewise.
5930 (vect_do_peeling_for_loop_bound): Update call to
5931 slpeel_tree_peel_loop_to_edge.
5932 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5933 here. Remove it from the parameters list.
5934 (vect_do_peeling_for_alignment): Update calls and compute
5937 2012-01-03 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/51070
5940 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5941 Properly handle calls.
5943 2012-01-03 Richard Guenther <rguenther@suse.de>
5945 PR tree-optimization/51692
5946 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5947 the LHS of allocation stmts.
5949 2012-01-03 Olivier Hainque <hainque@adacore.com>
5951 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5953 2012-01-03 Olivier Hainque <hainque@adacore.com>
5955 * collect2.c (main): In AIX specific computations for vector
5956 insertions, use CONST_CAST2 to cast from char ** to const char **.
5958 2012-01-03 Richard Guenther <rguenther@suse.de>
5961 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5962 the context of a limbo DIE when it does not already exist.
5964 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5966 PR tree-optimization/51719
5967 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5968 but direct call is, clear direct call's lhs and don't add fallthrough
5969 edge from dcall_bb to join_bb and PHIs.
5971 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5973 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5974 the instructions emitted by the pattern.
5975 ("*TDC_insn_<mode>"): Add comment.
5977 2012-01-03 Richard Guenther <rguenther@suse.de>
5980 * fold-const.c (fold_comparison): Properly canonicalize
5981 tree offset and HOST_WIDE_INT bit position.
5983 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5985 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5986 operands for extzv pattern.
5988 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5991 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5994 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5996 * doc/invoke.texi (-flto and related options): Copy-edit.
5998 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6000 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6002 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6004 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6007 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6009 * expr.h (move_by_pieces_ninsns): Declare.
6010 * expr.c (move_by_pieces_ninsns): Make external.
6011 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6012 (mips_store_by_pieces_p): Likewise.
6013 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6014 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6015 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6016 (mips_store_by_pieces_p): Likewise.
6018 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6020 * passes.c (register_one_dump_file): Free full_name.
6022 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6023 (calculate_elim_costs_all_insns): Free offsets_at and
6024 offsets_known_at at the end and clear the pointers.
6026 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6028 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6029 this option introduced in r180739.
6031 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6034 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6035 (tmake_file target=avr): Add avr/t-multilib.
6037 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6038 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6039 * config/avr/genmultilib.awk: New file.
6040 * config/avr/t-multilib: New auto-generated file.
6041 * config/avr/multilib.h: New auto-generated file.
6042 * config/avr/t-avr (AVR_MCUS): New variable.
6043 (genopt.sh): Use it.
6044 (s-mlib): Depend on t-multilib.
6045 (t-multilib, multilib.h): New dependencies.
6046 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6047 (MULTILIB_OPTIONS): Remove.
6048 (MULTILIB_MATCHES): Remove.
6049 (MULTILIB_DIRNAMES): Remove.
6050 (MULTILIB_EXCEPTIONS): Remove:
6051 * config/avr/genopt.sh: Don't use hard coded file name;
6052 pass AVR_MCUS from t-avr instead.
6054 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6056 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6058 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6060 Implement light-weight DImode support.
6061 * config/avr/avr-dimode.md: New file.
6062 * config/avr/avr.md: Include it.
6063 (adjust_len): Add plus64, compare64.
6064 (HIDI): Remove code iterator.
6065 (code_stdname): New code attribute.
6066 (rotx, rotsmode): Remove DI.
6067 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6069 * config/avr/avr-protos.h (avr_have_dimode): New.
6070 (avr_out_plus64, avr_out_compare64): New.
6071 * config/avr/avr.c (avr_out_compare): Handle DImode.
6072 (avr_have_dimode): New variable definition and initialization.
6073 (avr_out_compare64, avr_out_plus64): New functions.
6074 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6075 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6076 (avr_compare_pattern): Skip DImode comparisons.
6078 2012-01-02 Revital Eres <revital.eres@linaro.org>
6080 * ddg.c (def_has_ccmode_p): New function.
6081 (add_cross_iteration_register_deps,
6082 create_ddg_dep_from_intra_loop_link): Call it.
6084 2012-01-02 Richard Guenther <rguenther@suse.de>
6087 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6089 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6091 * gcc.c (process_command): Update copyright notice dates.
6092 * gcov.c (print_version): Likewise.
6093 * gcov-dump.c (print_version): Likewise.
6094 * mips-tfile.c (main): Likewise.
6095 * mips-tdump.c (main): Likewise.
6097 2012-01-01 Ira Rosen <irar@il.ibm.com>
6099 PR tree-optimization/51704
6100 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6101 a use is inside the basic block or loop before accessing its vect info.
6103 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6105 PR rtl-optimization/51069
6106 * cfgloopmanip.c (remove_path): Removing path making irreducible
6107 region unconditional makes BB part of the region.
6109 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6111 PR tree-optimization/51683
6112 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6113 calls with side-effects.
6114 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6116 Copyright (C) 2012 Free Software Foundation, Inc.
6118 Copying and distribution of this file, with or without modification,
6119 are permitted in any medium without royalty provided the copyright
6120 notice and this notice are preserved.