1 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
3 PR rtl-optimization/54870
4 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
5 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
6 SSA_NAME pointer that points to a partition if there is at least
7 one variable with it set in the partition.
8 * dse.c (local_variable_can_escape): New predicate.
10 * gimplify.c (mark_addressable): If this is a partitioned decl, also
11 mark the SSA_NAME pointer that points to a partition.
13 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
15 Backport from mainline
16 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
18 PR rtl-optimization/53701
19 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
20 rocess not only expr's vinsns but all old vinsns from expr's
23 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
25 Backport from mainline
26 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
29 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
31 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
32 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
33 only if producer writes to the register given by regno.
35 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
37 Backport from mainline
38 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
40 * config/i386/sse.md (UNSPEC_MOVU): Remove.
42 (UNSPEC_STOREU): Ditto.
43 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
44 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
45 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
46 (<sse2>_movdqu<avxsizesuffix>): Split to ...
47 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
48 (<sse2>_storedqu<avxsizesuffix>): ... this.
49 (*sse4_2_pcmpestr_unaligned): Update.
50 (*sse4_2_pcmpistr_unaligned): Ditto.
52 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
53 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
54 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
55 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
56 gen_sse2_load{dqu,upd} to load from unaligned memory and
57 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
59 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
60 Use CODE_FOR_sse_loadups.
61 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
62 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
63 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
64 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
65 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
66 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
67 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
68 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
69 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
70 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
71 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
73 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
75 Backport from trunk (r190222):
77 PR tree-optimization/54146
78 * ifcvt.c: Include pointer-set.h.
79 (cond_move_process_if_block): Change type of then_regs and
80 else_regs from alloca'd array to pointer_sets.
81 (check_cond_move_block): Update for this change.
82 (cond_move_convert_if_block): Likewise.
83 * Makefile.in: Fix dependencies for ifcvt.o.
85 2012-10-15 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/54920
88 * tree-ssa-pre.c (create_expression_by_pieces): Properly
89 allocate temporary storage for all NARY elements.
91 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
94 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
96 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
98 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
99 default_use_cxa_atexit to yes.
101 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
103 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
105 2012-10-05 Jan Hubicka <jh@suse.cz>
106 Jakub Jelinek <jakub@redhat.com>
108 PR tree-optimization/33763
109 * tree-inline.c (expand_call_inline): Silently ignore always_inline
110 attribute for redefined extern inline functions.
112 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
114 Backported from mainline
115 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
117 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
118 in SSE and YMM state support check for -march=native.
120 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
123 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
126 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
128 Backported from mainline
129 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
132 * doc/invoke.texi: Document -mprefer-avx128.
134 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
136 Backported from mainline
137 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
140 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
141 (XSTATE_FP): Likewise.
142 (XSTATE_SSE): Likewise.
143 (XSTATE_YMM): Likewise.
144 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
145 SSE and YMM states aren't supported.
147 2012-10-01 Tom de Vries <tom@codesourcery.com>
149 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
152 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
155 * config/s390/s390.c (s390_option_override): Add missing break.
157 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
159 Backport from mainline
160 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
162 * config.gcc: Replace 'host' with 'target' when configuring for
163 powerpc64*-*-freebsd.
165 2012-09-28 Meador Inge <meadori@codesourcery.com>
167 Backport from mainline
168 2012-09-27 Meador Inge <meadori@codesourcery.com>
170 * gcc-ar.c (main): Handle the returning of the sub-process error
173 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
175 Backport from 2012-09-28 trunk r191821.
176 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
178 2012-09-27 Jakub Jelinek <jakub@redhat.com>
181 * simplify-rtx.c (simplify_binary_operation_1): Perform
182 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
184 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
186 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
187 TYPE_NONALIASED_COMPONENT flag.
188 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
189 TYPE_NONALIASED_COMPONENT flag.
191 2012-09-21 Richard Guenther <rguenther@suse.de>
194 Backport from mainline
195 2012-04-19 Richard Guenther <rguenther@suse.de>
197 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
200 2012-09-20 Joseph Myers <joseph@codesourcery.com>
203 * c-typeck.c (c_cast_expr): When casting to a type requiring
204 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
207 2012-09-20 Joseph Myers <joseph@codesourcery.com>
210 * c-typeck.c (build_unary_op): Pass original argument of
211 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
212 any C_MAYBE_CONST_EXPR, if it has integer operands.
213 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
214 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
215 to c_objc_common_truthvalue_conversion, then remove any
216 C_MAYBE_CONST_EXPR, if they have integer operands. Use
217 c_objc_common_truthvalue_conversion not
218 c_common_truthvalue_conversion.
219 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
220 call note_integer_operands for arguments with integer operands
221 that are not integer constants.
223 2012-09-20 Jakub Jelinek <jakub@redhat.com>
225 Backported from mainline
226 2012-09-17 Jakub Jelinek <jakub@redhat.com>
228 PR tree-optimization/54563
229 * tree-ssa-math-opts.c (execute_cse_sincos): Call
230 gimple_purge_dead_eh_edges if last call has been changed.
232 2012-09-14 Jakub Jelinek <jakub@redhat.com>
235 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
236 instead of (match_dup 0) as second argument to vec_merge.
237 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
238 Remove third alternative.
239 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
240 operand 2 instead of operand 1, but put it as first argument
242 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
243 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
246 2012-09-20 Jakub Jelinek <jakub@redhat.com>
248 * BASE-VER: Set to 4.7.3.
249 * DEV-PHASE: Set to prerelease.
251 2012-09-20 Release Manager
253 * GCC 4.7.2 released.
255 2012-09-15 Andi Kleen <ak@linux.intel.com>
257 Backport from mainline
258 2012-09-07 Andi Kleen <ak@linux.intel.com>
260 * gcc/lto-streamer.h (res_pair): Add.
261 (lto_file_decl_data): Replace resolutions with respairs.
263 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
265 (lto_file_finalize): Set up resolutions vector lazily from respairs.
267 2012-09-14 Walter Lee <walt@tilera.com>
269 Backport from mainline.
270 2012-09-14 Walter Lee <walt@tilera.com>
272 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
273 option for TILEPro and TILE-Gx.
275 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
277 * config/i386/i386.h (x86_prefetchw): New global variable.
278 (TARGET_PREFETCHW): New macro.
279 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
280 (processor_alias_table): Add PTA_PREFETCHW to
281 bdver1, bdver2 and btver1.
282 (ix86_option_override_internal): Set x86_prefetchw for
283 PTA_PREFETCHW targets.
284 * config/i386/i386.md (prefetch): Expand to prefetchw
285 for TARGET_PREFETCHW.
286 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
288 Backport from mainline
289 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
291 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
292 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
294 (*prefetch_sse): ... this.
295 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
297 (*prefetch_3dnow): ... this.
299 2012-09-13 Jakub Jelinek <jakub@redhat.com>
302 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
303 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
305 2012-09-12 Teresa Johnson <tejohnson@google.com>
307 Backport from mainline.
308 2012-09-12 Teresa Johnson <tejohnson@google.com>
310 PR gcov-profile/54487
311 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
312 test using F_SETLKW with fcntl.
313 * configure, config.in: Regenerate.
315 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
317 Backport from mainline
318 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
320 * config/i386/i386.md : Comments on fma4 instruction selection
321 reflect requirement on register pressure based cost model.
323 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
324 flag is set-reset as informed by the cpuid flag.
326 * config/i386/i386.c (processor_alias_table): fma4
327 flag is enabled for bdver2.
329 2012-09-12 Christian Bruel <christian.bruel@st.com>
331 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
333 2012-09-12 Jakub Jelinek <jakub@redhat.com>
335 * config.gcc: Obsolete picochip-*.
337 2012-09-11 Richard Guenther <rguenther@suse.de>
340 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
341 on flag_toplevel_reorder.
343 2012-09-10 Richard Henderson <rth@redhat.com>
345 * config/alpha/predicates.md (small_symbolic_operand): Disallow
348 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
350 Backport from 2012-09-10 mainline r191132.
353 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
355 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
358 * tree-sra.c (disqualify_base_of_expr): Check for possible
359 NULL_TREE returned by get_base_address()
361 2012-09-07 Richard Guenther <rguenther@suse.de>
363 Backport from mainline
364 2012-06-26 Jan Hubicka <jh@suse.cz>
367 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
370 2012-09-07 Richard Guenther <rguenther@suse.de>
372 Backport from mainline
373 2012-07-13 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/53922
376 * tree-vrp.c (value_inside_range): Change prototype to take
377 min/max instead of value-range.
378 (range_includes_zero_p): Likewise. Return the result from
380 (extract_range_from_binary_expr_1): Adjust to handle dont-know
381 return value from range_includes_zero_p.
382 (extract_range_from_unary_expr_1): Likewise.
383 (compare_range_with_value): Likewise.
384 (vrp_meet_1): Likewise.
386 2012-09-07 Richard Guenther <rguenther@suse.de>
389 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
390 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
391 arguments separately.
393 2012-09-07 Jakub Jelinek <jakub@redhat.com>
395 Backported from mainline
396 2012-09-06 Jakub Jelinek <jakub@redhat.com>
398 PR rtl-optimization/54455
399 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
400 bb ends up with asm goto referencing bb's label.
402 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
404 Backport from mainline.
405 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
406 Richard Earnshaw <richard.earnshaw@arm.com>
409 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
410 element size. Use elem_type from the formal parameter. New parameter
412 (neon_expand_args): Adjust call to neon_dereference_pointer.
414 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
416 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
417 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
419 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
421 Backport from mainline
422 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
424 * config/i386/i386.md (isa): Add fma and fma4.
425 (enabled): Handle fma and fma4.
426 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
427 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
428 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
429 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
430 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
431 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
433 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
435 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
436 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
437 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
439 2012-09-06 Richard Guenther <rguenther@suse.de>
441 PR tree-optimization/54498
442 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
443 abort when reaching an already visited region.
444 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
445 (get_continuation_for_phi_1): Likewise.
446 (walk_non_aliased_vuses): When we translated the reference,
447 abort when we re-visit a region.
448 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
450 2012-09-06 Andrew Pinski <apinski@cavium.com>
453 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
455 2012-09-05 Jakub Jelinek <jakub@redhat.com>
458 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
459 build_int_cst with size_type_node instead of size_int.
461 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
463 Backport from 2012-09-05 mainline r190697.
466 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
467 configured --with-avrlibc.
468 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
470 * config/avr/avrlibc.h: New file.
471 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
472 configured --with-avrlibc.
473 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
475 2012-09-05 Bin Cheng <bin.cheng@arm.com>
477 Backport from 2012-09-04 mainline r190919
480 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
481 of size less than 4 bytes by using macro ARM_NUM_INTS.
482 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
484 2012-09-04 Richard Henderson <rth@redhat.com>
486 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
488 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
490 Backport from 2012-09-04 mainline r190920
493 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
495 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
497 Backport from 2012-09-04 mainline r190914
500 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
502 (avr_allocate_stack_slots_for_args): ...this new static function.
504 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
506 Backported from mainline
507 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
510 * doc/invoke.texi: Add -da and remove -dm.
512 2012-09-03 Jakub Jelinek <jakub@redhat.com>
514 Backported from mainline
515 2012-09-01 Jakub Jelinek <jakub@redhat.com>
518 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
519 operands[1] is CONST_INT_P, convert it to QImode before printing.
521 2012-08-31 Jakub Jelinek <jakub@redhat.com>
524 * c-convert.c (convert): Don't call fold_convert_loc if
525 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
526 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
527 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
529 2012-08-24 Jakub Jelinek <jakub@redhat.com>
532 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
533 if init is a CONSTRUCTOR.
535 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
537 PR rtl-optimization/54369
538 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
539 calling dbr_schedule.
540 * config/sparc/sparc.c (sparc_reorg): Likewise.
542 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
544 Backport from mainline
545 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
547 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
548 case for Atom processor.
550 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
552 Backport from mainline
553 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
556 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
557 true for TARGET_64BIT or !flag_pic.
558 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
559 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
560 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
561 Add insn constraint. Conditionally emit xchg asm insns.
562 (atomic_compare_and_swap<mode>): Update calls. Check only
563 cmpxchg8b_pic_memory_operand in memory address fixup.
565 (CASHMODE): Rename from DCASHMODE.
566 (doublemodesuffix): Update modes.
567 (regprefix): New mode attribute.
569 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
570 <UNSPECV_CMPXCHG>: New constant.
571 (atomic_compare_and_swap<mode>_1): Rename from
572 atomic_compare_and_swap_single<mode>. Update calls and
573 unspec_volatile constants.
574 (atomic_compare_and_swap<mode>_doubleword): Rename from
575 atomic_compare_and_swap_double<mode>. Update calls and
576 unspec_volatile constants.
578 2012-08-28 Walter Lee <walt@tilera.com>
580 Backport from mainline
581 2012-08-28 Walter Lee <walt@tilera.com>
583 * confg/tilegx/tilegx.md: Fix code style.
584 (*zero_extendsidi_truncdisi): Fix typo.
585 * config/tilegx/tilegx.c: Fix code style.
586 (tilegx_function_profiler): Fix typo.
588 2012-08-27 Walter Lee <walt@tilera.com>
590 Backport from mainline
591 2012-08-27 Walter Lee <walt@tilera.com>
593 * doc/md.texi (TILE-Gx): Fix typo.
595 2012-08-27 Walter Lee <walt@tilera.com>
597 Backport from mainline
598 2012-08-27 Walter Lee <walt@tilera.com>
600 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
601 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
603 2012-08-27 Walter Lee <walt@tilera.com>
605 Backport from mainline
606 2012-08-27 Walter Lee <walt@tilera.com>
608 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
609 (insn_bfins): Delete.
611 2012-08-27 Walter Lee <walt@tilera.com>
613 Backport from mainline
614 2012-08-27 Walter Lee <walt@tilera.com>
616 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
617 atomic_exchange_bare<mode>,
618 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
619 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
620 * config/tilegx/tilegx.md (type): Add X1_remove.
621 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
622 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
623 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
626 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
628 PR rtl-optimization/54088
629 * jump.c (delete_related_insns): Robustify latest change.
631 2012-08-21 Richard Guenther <rguenther@suse.de>
633 Backport from mainline
634 2012-08-16 Richard Guenther <rguenther@suse.de>
637 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
639 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
640 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
641 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
642 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
643 (tree_ssa_lim_finalize): Free all mem_refs.
644 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
645 scc when bailing out.
646 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
647 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
648 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
651 2012-08-17 Richard Guenther <rguenther@suse.de>
653 * tree-sra.c (modify_function): Free redirect_callers vector.
654 * ipa-split.c (split_function): Free args_to_pass vector.
655 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
657 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
658 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
659 (vect_analyze_slp_instance): Free everything.
660 (destroy_bb_vec_info): Free the SLP instances.
662 2012-08-17 Richard Guenther <rguenther@suse.de>
664 * params.def (integer-share-limit): Decrease from 256 to 251,
667 2012-08-21 Richard Guenther <rguenther@suse.de>
669 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
670 the affine expansion cache.
672 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
674 Backported from trunk
675 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
678 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
680 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
682 Backport from mainline.
683 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
686 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
687 mark as predicable. Adjust asm template.
688 (vec_setv2di_internal): Likewise.
689 (vec_extract<mode> VD, VQ): Likewise.
690 (vec_extractv2di): Likewise.
691 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
692 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
693 (neon_vdup_n<mode> VX, V32): Likewise.
694 (neon_vdup_nv2di): Likewise.
696 2012-08-17 Walter Lee <walt@tilera.com>
698 Backport from mainline
699 2012-08-17 Walter Lee <walt@tilera.com>
701 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
702 (FEEDBACK_ENTER): Define.
703 (FEEDBACK_REENTER): Define.
704 (FEEDBACK_ENTRY): Define.
705 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
706 (FEEDBACK_ENTER): Define.
707 (FEEDBACK_REENTER): Define.
708 (FEEDBACK_ENTRY): Define.
710 2012-08-16 Walter Lee <walt@tilera.com>
712 Backport from mainline
713 2012-08-16 Walter Lee <walt@tilera.com>
715 * config.gcc (tilegx-*-linux*): Add feedback.h.
716 (tilepro-*-linux*): Likewise.
717 * config/tilegx/feedback.h: New file.
718 * config/tilepro/feedback.h: New file.
720 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
722 Backport from mainline r189840 and r187586:
723 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
725 * config/i386/i386.md (stack_protect_set): Disable the pattern
726 for Android since Android libc (bionic) does not provide random
727 value for stack protection guard at gs:0x14. Guard value
728 will be provided from external symbol (default implementation).
729 (stack_protect_set_<mode>): Likewise.
730 (stack_protect_test): Likewise.
731 (stack_protect_test_<mode>): Likewise.
732 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
733 not have Bionic by default
734 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
735 Macro OPTION_BIONIC is defined in this file and provides Bionic
738 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
740 * configure.ac: Stack protector enabling for Android targets.
741 * configure: Regenerate.
743 2012-08-13 Jakub Jelinek <jakub@redhat.com>
745 Backported from trunk
746 2012-07-19 Jakub Jelinek <jakub@redhat.com>
748 PR rtl-optimization/53942
749 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
750 directly from likely spilled non-fixed hard registers, move them
753 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
755 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
756 (xop_phaddubq): Ditto.
758 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
760 Backport from mainline
761 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
762 Richard Earnshaw <rearnsha@arm.com>
764 * target.def (vector_alignment): New target hook.
765 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
766 * doc/tm.texi: Regenerate.
767 * targhooks.c (default_vector_alignment): New function.
768 * targhooks.h (default_vector_alignment): Add prototype.
769 * stor-layout.c (layout_type): Use targetm.vector_alignment.
770 * config/arm/arm.c (arm_vector_alignment): New function.
771 (TARGET_VECTOR_ALIGNMENT): Define.
773 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
774 vector type alignment instead of size.
775 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
776 element type size directly instead of computing it from alignment.
777 Fix variable naming and comment.
779 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
781 Backport from mainline
782 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
784 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
785 (alpha_pad_function_end): ... this. Also insert NOP between
786 sibling call and GP load.
787 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
789 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
791 Backport from mainline
792 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
793 H.J. Lu <hongjiu.lu@intel.com>
795 PR rtl-optimization/54157
796 * combine.c (gen_lowpart_for_combine): Don't return identity
797 for CONST or symbolic reference.
799 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
801 Backport from mainline
802 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
804 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
805 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
806 split_cost argument signed.
807 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
808 (ix86_avoid_lea_for_addr): Ditto.
810 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
813 the address has less than two components.
815 2012-08-02 Steve Ellcey <sellcey@mips.com>
817 Backport from mainline
818 2012-07-19 Steve Ellcey <sellcey@mips.com>
820 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
823 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
825 Backport from mainline
826 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
829 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
830 negative constant address for TARGET_X32 ...
831 (ix86_decompose_address): ... here. Reject constant addresses
832 that don't satisfy x86_64_immediate_operand predicate.
834 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
838 * config/i386/i386.c (ix86_print_operand_address): Ditto.
839 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
840 addresses. Prevent zero extensions of CONST_INT operands.
842 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
845 * config/i386/i386.md (*lea): New insn pattern.
847 (*lea<mode>_2): Ditto.
848 (*lea_{3,4,5,6}_zext): Ditto.
849 * config/i386/predicates.md (lea_address_operand): Do not reject
850 zero-extended address operands.
851 * config/i386/constraints.md (j): Remove address constraint.
852 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
854 (ix86_print_operand_address): Handle SImode subreg of an address.
855 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
857 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
859 Backport from mainline
860 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
864 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
866 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
867 (*movdi_internal_rex64): Use %E operand modifier for lea.
868 (*movsi_internal): Ditto.
870 (*lea<mode>_2): Ditto.
871 (*lea_{3,4,5,6}_zext): Ditto.
872 (*tls_global_dynamic_32_gnu): Ditto.
873 (*tls_global_dynamic_64): Ditto.
874 (*tls_dynamic_gnu2_lea_32): Ditto.
875 (*tls_dynamic_gnu2_lea_64): Ditto.
876 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
878 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
880 Backport from mainline
881 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/i386.c (ix86_address_subreg_operand): Reject
885 (ix86_print_operand_address): Assert that parts.base and parts.index
886 are non-NULL after call to simplify_subreg.
888 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
891 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
893 * config/sh/sh.c (sh_option_override): Do not change
894 flag_finite_math_only. Set TARGET_IEEE to complement of
895 flag_finite_math_only.
896 * doc/invoke.texi (SH options): Add mno-ieee. Correct
897 description of mieee and mno-ieee behavior.
899 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
902 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
905 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
907 Backport from mainline
908 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
910 PR rtl-optimization/52250
911 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
912 to put note list into. Unconditionally call move_bb_info.
913 (move_bb_info): Do not assert the blocks being in the same region,
914 just drop the note list if they are not.
916 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
918 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
920 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
922 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
923 defining statement is a SSA name that occurs in abnormal PHIs.
925 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
927 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
930 2012-07-19 Richard Guenther <rguenther@suse.de>
931 Eric Botcazou <ebotcazou@adacore.com>
933 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
934 about transition from invariant to known bits.
935 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
937 2012-07-19 Jakub Jelinek <jakub@redhat.com>
940 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
941 (cleanup_tree_cfg_bb): Don't call it.
942 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
945 2012-07-19 Christian Bruel <christian.bruel@st.com>
948 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
950 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
952 * config.gcc (v850-*-rtems*): New target.
953 * config/v850/rtems.h: New.
954 * config/v850/t-rtems: New.
956 2012-07-18 Nick Clifton <nickc@redhat.com>
958 * doc/invoke.texi (ARM Options): Document -munaligned-access.
960 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
964 Backport from mainline
965 2012-04-25 Jakub Jelinek <jakub@redhat.com>
968 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
969 instead expand it as zero extension.
971 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
974 QImode and HImode splitters. Use ix86_comparison_operator.
975 Explicitly match FLAGS_REG.
976 (DFmode cmove splitter): Explicitly match FLAGS_REG.
978 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
979 Steven Bosscher <steven@gcc.gnu.org>
980 Bernd Schmidt <bernds@codesourcery.com>
982 PR rtl-optimization/53908
983 * df-problems.c (can_move_insns_across): When doing
984 memory-reference book-keeping, handle call insns.
986 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
988 Backport from mainline
989 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
992 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
993 sibcall_insn_operand. Move it to a temporary register if not.
995 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
998 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
999 emit PIC sequence for fnaddr symbol reference in advance.
1001 2012-07-09 Jason Merrill <jason@redhat.com>
1004 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
1005 (type_hash_eq): Likewise.
1008 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1010 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1012 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1013 due to negative shift amount.
1015 2012-07-06 Kai Tietz <ktietz@redhat.com>
1017 Backport from mainline.
1019 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1020 as "/mingw/include".
1022 2012-07-06 Nick Clifton <nickc@redhat.com>
1024 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1025 default_encode_section_info.
1027 2012-07-06 Richard Guenther <rguenther@suse.de>
1029 Backport from mainline
1030 2012-03-30 Richard Guenther <rguenther@suse.de>
1033 * double-int.c (rshift_double): Remove not needed cast.
1035 2012-03-28 Richard Guenther <rguenther@suse.de>
1038 * double-int.h (rshift_double): Remove.
1039 * double-int.c (lshift_double): Use absu_hwi to make count
1041 (rshift_double): Make static, take unsigned count argument,
1042 remove handling of negative count argument.
1043 (double_int_rshift): Dispatch to lshift_double.
1045 2012-07-06 Richard Guenther <rguenther@suse.de>
1047 Backport from mainline
1048 2012-06-18 Richard Guenther <rguenther@suse.de>
1050 PR tree-optimization/53693
1051 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1052 Reject operands with more than one use.
1054 2012-07-06 Richard Guenther <rguenther@suse.de>
1056 Backport from mainline
1057 2012-04-11 Richard Guenther <rguenther@suse.de>
1060 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1061 consider loop nesting.
1062 (evolution_function_is_univariate_p): Properly check the remainder
1065 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
1067 Backport from mainline
1068 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1070 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1071 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1072 (adjacent_mem_locations): Move some code to and call...
1073 (get_memref_parts): ...new function.
1074 (mem_locations_overlap): New function.
1075 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1076 (is_mem_ref): Rename to...
1077 (find_mem_ref): ...this. Return MEM rtx.
1078 (get_store_dest): Remove function.
1079 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1080 new parameter and adjust calls.
1081 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1082 mem refs overlap for true_store_to_load_dep_costly.
1083 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1084 passed to adjacent_mem_locations.
1085 (is_costly_group): Walk resolved dependency list.
1086 (force_new_group): Emit group ending nop for Power6/Power7.
1087 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1088 (group_ending_nop): New define_insn.
1090 2012-07-04 Richard Guenther <rguenther@suse.de>
1093 * gimple-fold.c (get_base_constructor): Do not return an
1094 error_mark_node DECL_INITIAL.
1096 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1098 Backport from mainline
1099 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1101 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1102 code model string in the error message.
1104 2012-07-04 Tristan Gingold <gingold@adacore.com>
1106 Backport from mainline.
1107 2012-06-25 Tristan Gingold <gingold@adacore.com>
1109 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1110 (seh_cfa_adjust_cfa): ... that function.
1111 (seh_emit_stackalloc): Do not emit out of range values.
1112 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1113 UNSPEC_DEF_CFA constants.
1114 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1115 * config/i386/i386.c (ix86_frame_pointer_required): Required
1116 for very large frames on SEH target.
1117 (ix86_compute_frame_layout): Save area is before frame pointer
1118 on SEH target. Handle very large frames.
1119 (ix86_expand_prologue): Likewise.
1121 2012-07-04 Richard Guenther <rguenther@suse.de>
1123 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1124 as in free_lang_data_in_type.
1126 2012-07-02 Martin Jambor <mjambor@suse.cz>
1128 Backport from mainline.
1129 2012-07-02 Martin Jambor <mjambor@suse.cz>
1132 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1133 dynamic type change check.
1135 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1137 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1138 last statement of the finally block onto the switch.
1140 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1142 * configure: Regenerate.
1144 Backport from mainline.
1145 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1147 * config.gcc (target_type_format_char): New. Document it. Set it for
1149 * configure.ac (gnu_unique_option): Use target_type_format_char
1150 in test. Comment rationale.
1152 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1154 Backport from mainline.
1155 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1157 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1159 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1161 Backport from 2012-06-28 mainline r189049
1164 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1165 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1166 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1167 avr_hard_regno_call_part_clobbered.
1169 2012-06-28 Richard Guenther <rguenther@suse.de>
1172 * expr.c (expand_expr_real_1): Verify if the type is complete
1173 before inspecting its size.
1175 2012-06-27 Nick Clifton <nickc@redhat.com>
1177 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1180 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1183 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1185 2012-06-26 Nick Clifton <nickc@redhat.com>
1187 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1189 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1192 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1193 of x x x in the vmovlps load alternative.
1195 2012-06-22 Richard Guenther <rguenther@suse.de>
1197 * gcov-iov.c: Include bconfig.h and system.h.
1199 2012-06-22 Richard Guenther <rguenther@suse.de>
1201 PR gcov-profile/53744
1202 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1204 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1206 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1207 DECL_IGNORED_P non-reg vars even if they are used.
1209 2012-06-19 Jason Merrill <jason@redhat.com>
1212 * dwarf2out.c (modified_type_die): Use scope_die_for.
1213 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1214 (uses_local_type_r, uses_local_type): New.
1215 (scope_die_for): Keep a type that uses a local type in local scope.
1216 Use get_context_die for namespace and type scope.
1218 2012-06-19 Richard Guenther <rguenther@suse.de>
1221 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1222 replace it with the first non-BLOCK context.
1224 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
1226 PR rtl-optimization/53700
1228 Backport from mainline
1229 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1231 * ira-color.c (setup_left_conflict_sizes_p): Process all
1232 conflicting objects.
1234 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1236 Backport from mainline
1237 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1241 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1242 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1243 instead of xop_mulv2div2di3_low.
1244 (xop_p<macs>dql): Fix vec_select selector.
1245 (xop_p<macs>dqh): Ditto.
1246 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1247 (xop_mulv2div2di3_high): Ditto.
1249 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1251 Backport from mainline:
1252 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1256 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1258 Backport from mainline:
1259 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1261 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1262 * config/pa/pa.c (pa_attr_length_millicode_call): Use
1263 MAX_PCREL17F_OFFSET instead of fixed offset.
1264 (pa_attr_length_call): Likewise.
1265 (pa_attr_length_indirect_call): Likewise.
1267 2012-06-15 Walter Lee <walt@tilera.com>
1269 Backport from mainline:
1270 2012-06-15 Walter Lee <walt@tilera.com>
1272 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1274 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1276 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1278 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
1280 Backport from mainline:
1282 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1283 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1284 * gimple.h (block_in_transaction): Check for flag_tm.
1286 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
1288 PR tree-optimization/52558
1290 Backport from mainline:
1291 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1292 * gimple.h (gimple_set_in_transaction): Remove.
1293 (gimple_in_transaction): Look in BB instead.
1294 (gimple_statement_base): Remove in_transaction field.
1295 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1296 * trans-mem.c (compute_transaction_bits): Place transaction bit
1297 information into basic blocks.
1299 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
1301 PR tree-optimization/52558
1302 * cfg.c (alloc_aux_for_edge): Fix comment.
1303 (alloc_aux_for_edge): Remove static.
1304 * basic-block.h (alloc_aux_for_edge): Protoize.
1305 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1306 (execute_sm_if_changed_flag): New.
1307 (execute_sm_if_changed_flag_set): New.
1308 (execute_sm): Do not generate data races unless requested.
1309 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1310 (tree_ssa_lim_finalize): Call free_aux_for_edges.
1311 * gimple.h (block_in_transaction): New.
1312 (gimple_in_transaction): Use block_in_transaction.
1314 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1316 Backported from mainline
1317 2012-06-12 Jakub Jelinek <jakub@redhat.com>
1319 PR rtl-optimization/53589
1320 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1321 discovery even when e->dest != target. If any LABEL_REF points
1322 to e->dest label, redirect it to target's label.
1324 2012-06-07 Jakub Jelinek <jakub@redhat.com>
1327 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
1328 returns false, replace stmt with GIMPLE_NOP.
1329 (check_omp_nesting_restrictions): Instead of issuing warnings,
1330 issue errors and return false if any errors were reported.
1332 2012-06-14 Richard Guenther <rguenther@suse.de>
1334 * BASE-VER: Set to 4.7.2.
1335 * DEV-PHASE: Set to prerelease.
1337 2012-06-12 Christian Bruel <christian.bruel@st.com>
1340 * config/sh/sh.c (sh_option_override): Don't force
1341 flag_omit_frame_pointer and maccumulate_outgoing_args.
1342 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1344 2012-06-14 Release Manager
1346 * GCC 4.7.1 released.
1348 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
1350 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1352 2012-06-13 Richard Henderson <rth@redhat.com>
1354 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1355 iterator instead of INT.
1357 2012-06-08 Richard Henderson <rth@redhat.com>
1360 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1361 note to a clobber insn when no other insn is available.
1363 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1366 * doc/invoke.texi (Wenum-compare): Update documentation.
1368 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
1371 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1373 (altivec_stvlxl): Ditto.
1374 (altivec_stvrx): Ditto.
1375 (altivec_stvrxl): Ditto.
1377 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
1380 * trans-mem.c (expand_block_edges): Do not skip the first
1381 statement when resetting the BB.
1383 2012-06-04 Richard Guenther <rguenther@suse.de>
1386 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1387 create new assembler names.
1389 2012-06-04 Richard Guenther <rguenther@suse.de>
1391 Backport from mainline
1392 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1395 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1396 larger than maxbits. Don't compute maxbits modulo align.
1397 Also check that unit bytes long store at bitpos / unit * unit
1398 doesn't affect bits beyond bitregion_end.
1399 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1400 would not fit into bitregion_start ... bitregion_end + 1 bit
1402 (store_split_bit_field): Decrease unit close to end of bitregion_end
1403 if access is restricted in order to avoid mutual recursion.
1405 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
1407 Backport from 2012-06-04 mainline r188172
1410 * config/avr/avr-stdint.h: New file.
1411 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1414 2012-06-04 Jakub Jelinek <jakub@redhat.com>
1416 PR tree-optimization/53550
1417 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1418 is POINTER_TYPE_P, use sizetype as step type instead of type.
1420 2012-06-04 Richard Guenther <rguenther@suse.de>
1421 Eric Botcazou <ebotcazou@adacore.com>
1423 Backport from mainline
1424 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
1426 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1427 Change type of BITOFFSET to signed. Make sure the lower bound of
1428 the computed range is non-negative by adjusting OFFSET and BITPOS.
1429 (expand_assignment): Adjust call to get_bit_range.
1431 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1433 * expr.c (get_bit_range): Return the null range if the enclosing record
1434 is part of a larger bit field.
1436 2012-03-20 Richard Guenther <rguenther@suse.de>
1438 * stor-layout.c (finish_bitfield_representative): Fallback
1439 to conservative maximum size if the padding up to the next
1440 field cannot be computed as a constant.
1441 (finish_bitfield_layout): If we cannot compute the distance
1442 between the start of the bitfield representative and the
1443 bitfield member start a new representative.
1444 * expr.c (get_bit_range): The distance between the start of
1445 the bitfield representative and the bitfield member is zero
1446 if the field offsets are not constants.
1448 2012-03-16 Richard Guenther <rguenther@suse.de>
1450 * stor-layout.c (finish_bitfield_representative): Fall back
1451 to the conservative maximum size if we cannot compute the
1452 size of the tail padding.
1454 2012-03-14 Richard Guenther <rguenther@suse.de>
1456 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
1457 * stor-layout.c (start_bitfield_representative): New function.
1458 (finish_bitfield_representative): Likewise.
1459 (finish_bitfield_layout): Likewise.
1460 (finish_record_layout): Call finish_bitfield_layout.
1461 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1462 for QUAL_UNION_TYPE fields.
1463 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1464 Stream DECL_BIT_FIELD_REPRESENTATIVE.
1465 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1470 * expr.c (get_bit_range): Unconditionally extract bitrange
1471 from DECL_BIT_FIELD_REPRESENTATIVE.
1472 (expand_assignment): Adjust call to get_bit_range.
1474 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
1477 * fold-const.c (fold_binary_loc): Refine previous change.
1479 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1481 Backport from mainline
1482 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1485 * config/sh/sh.c (find_barrier): Add equality check of last_got to
1486 avoid going above orig insn. Update comments.
1488 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1490 Backport from mainline
1491 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1494 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1495 prologue for unwinder and profiler.
1497 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1499 Backport from mainline
1500 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1502 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1504 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1506 Backport from mainline
1507 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1509 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1510 DBX_REGISTER_NUMBER.
1512 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
1514 Backport from mainline
1515 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1517 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1518 operand is CONST_INT. Take COSTS_N_INSNS into account.
1519 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
1522 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
1524 * config/avr/avr.opt (-msp8): Document it.
1525 * doc/invoke.texi (AVR Options): Copy from trunk docu.
1527 2012-05-31 Richard Guenther <rguenther@suse.de>
1530 * expr.c (expand_assignment): Do not use movmisalign on
1533 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1536 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
1537 (pa_section_type_flags): New.
1538 (pa_legitimate_constant_p): Revert previous change.
1540 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
1542 Backport from mainline
1543 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
1546 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1547 accessed indirectly.
1548 (ipa_tm_create_version): Same.
1550 2012-05-30 Jason Merrill <jason@redhat.com>
1553 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1554 about array compound literals.
1556 2012-05-30 Richard Guenther <rguenther@suse.de>
1559 * fold-const.c (fold_binary_loc): Make sure to call
1560 fold_plusminus_mult_expr with the original sign of operands.
1562 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
1564 * explow.c (probe_stack_range): Restore simple control flow and stop
1565 again when the probe cannot be generated if HAVE_check_stack.
1567 2012-05-30 Jakub Jelinek <jakub@redhat.com>
1569 PR rtl-optimization/53519
1570 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
1571 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
1573 2012-05-29 Richard Guenther <rguenther@suse.de>
1575 PR tree-optimization/53516
1576 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
1578 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
1580 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1582 Backport from mainline
1583 2012-05-28 Richard Guenther <rguenther@suse.de>
1585 PR tree-optimization/53438
1586 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
1588 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
1590 Backport from mainline
1591 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1593 PR rtl-optimization/52528
1594 * combine.c (can_combine_p): Add setting of subst_low_luid
1595 before call to expand_field_assignment().
1597 2012-05-26 Martin Jambor <mjambor@suse.cz>
1599 Backport from mainline
1600 2012-05-23 Martin Jambor <mjambor@suse.cz>
1602 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1604 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1607 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1608 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1610 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
1613 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1614 (ix86_expand_vec_perm): Use int mode instead of float.
1616 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1619 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1620 gnu_ld variables to yes.
1621 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1622 (HAVE_GNU_AS): Likewise.
1623 * config.in: Regenerate.
1624 * configure: Likewise.
1626 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1628 Backport from mainline
1629 2012-03-12 Richard Guenther <rguenther@suse.de>
1630 * config/arm/arm.c (neon_dereference_pointer): Do not call
1631 covert during RTL expansion.
1633 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1635 Backport from mainline
1636 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1639 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
1640 relied on signed overflow behavior.
1642 2012-05-24 Richard Guenther <rguenther@suse.de>
1645 * tree-profile.c (tree_profiling): Cleanup the CFG if
1646 execute_fixup_cfg requests it.
1648 2012-05-24 Jakub Jelinek <jakub@redhat.com>
1650 PR tree-optimization/53465
1651 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1652 vr0 into *vr, then vrp_meet that.
1653 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1654 have any equivalences.
1655 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1658 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
1660 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1662 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1663 (iterative_hash_gimple_type): Adjust comment.
1664 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
1665 domain for an array type instead of the domain type itself.
1667 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
1669 Backport from 2012-05-23 mainline r187803
1672 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
1673 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
1676 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1678 Backport from 2012-05-03 mainline r187075
1680 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1681 has_fma4 for AMD processors with both fma3 and fma4 support.
1683 2012-05-22 Richard Guenther <rguenther@suse.de>
1685 PR tree-optimization/53408
1686 * tree-vect-loop.c (vectorizable_induction): Properly check
1687 the restriction that we cannot handle induction results from
1688 the inner loop outside of the outer loop.
1690 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1692 PR tree-optimization/53436
1693 * omp-low.c (omp_build_component_ref): New function.
1694 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1696 PR tree-optimization/53366
1697 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1698 tests if complex_numbers == 2, but there are non-complex number loads
1701 PR tree-optimization/53409
1702 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1703 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1705 PR tree-optimization/53410
1706 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1707 instead of build_int_cst (type, 0) where vector types might be
1710 2012-05-21 Joseph Myers <joseph@codesourcery.com>
1713 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1714 from folded operands before wrapping another around the
1715 conditional expression.
1717 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
1718 Patrick Marlier <patrick.marlier@gmail.com>
1720 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1723 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1725 Backport from mainline
1726 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1729 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1730 (UNSPECV_RDRAND): This.
1731 (rdrand<mode>_1): Updated.
1733 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1735 Backport from mainline
1736 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1738 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1739 RDRND, F16C and FSGSBASE.
1741 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
1743 Backport from mainline
1744 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1746 * tree-ssa-pre.c (can_value_number_call): Delete.
1747 (compute_avail): Skip all statements with side effects.
1748 <GIMPLE_CALL>: Skip calls to internal functions.
1750 2012-05-18 David S. Miller <davem@davemloft.net>
1752 Backport r185385 from mainline
1753 2012-03-14 Richard Guenther <rguenther@suse.de>
1756 * tree-vect-generic.c (type_for_widest_vector_mode): Take
1757 element type instead of mode, use build_vector_type_for_mode
1758 instead of the langhook, build a vector of proper signedness.
1759 (expand_vector_operations_1): Adjust.
1761 2012-05-18 Olivier Hainque <hainque@adacore.com>
1763 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
1764 $(libsubdir) as libexecsubdir.
1766 2012-05-16 Andrew Pinski <apinski@cavium.com>
1768 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
1771 2012-05-16 David S. Miller <davem@davemloft.net>
1773 * jump.c (delete_related_insns): If we remove a CALL, make sure
1774 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
1776 2012-05-16 Richard Henderson <rth@redhat.com>
1779 * combine-stack-adj.c (prev_active_insn_bb): New.
1780 (next_active_insn_bb): New.
1781 (force_move_args_size_note): New.
1782 (combine_stack_adjustments_for_block): Use it.
1784 2012-05-16 Olivier Hainque <hainque@adacore.com>
1786 * Makefile.in (install-no-fixedincludes): New target, former toplevel
1787 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
1788 Add comments and improve stamp preservation across the whole sequence.
1789 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
1791 2012-05-16 Richard Guenther <rguenther@suse.de>
1793 PR tree-optimization/53364
1794 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
1795 detect a view-conversion of the decl.
1797 2012-05-15 Jakub Jelinek <jakub@redhat.com>
1800 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
1801 that operands[2] is either immediate, or q_regs_operand.
1803 2012-05-15 Bin Cheng <bin.cheng@arm.com>
1805 Backport r187139 from mainline.
1806 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1808 PR rtl-optimization/52804
1809 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1810 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1811 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1812 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1813 RELOAD_FOR_OUTADDR_ADDRESS.
1815 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
1818 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
1819 generate target register for "load" class builtins.
1822 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
1825 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
1826 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
1827 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
1828 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
1829 (<sse>_movu<ssemodesuffix>): New expander.
1830 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
1831 (avx_movdqu<avxmodesuffix>): New expander.
1832 (*sse2_movdqu): Rename from sse2_movdqu.
1833 (sse2_movdqu): New expander.
1835 2012-05-14 Jakub Jelinek <jakub@redhat.com>
1837 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
1838 lineno 1 the same as lineno 0 before first start file directive.
1839 (optimize_macinfo_range): Likewise.
1841 * dwarf2out.c (have_macinfo): Define.
1842 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
1843 attribute, don't force empty compilation unit and don't emit any
1844 .debug_macinfo/.debug_macro section if macinfo_table is empty.
1846 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1848 Backport from mainline
1849 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1851 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1852 ORDERED and UNORDERED conditions.
1854 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1856 * function.c (requires_stack_frame_p): If the function can throw
1857 non-call exceptions, return true if the insn can throw internally.
1859 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1861 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1862 DECL_ORIGINAL_TYPE if it is present.
1864 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1866 Backport from 2012-05-12 mainline r187342.
1869 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1870 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1871 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1872 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1873 (expand_prologue): Move initialization of cfun->machine->is_naked,
1874 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1875 (avr_set_current_function): ...this new static function.
1876 (TARGET_SET_CURRENT_FUNCTION): New define.
1877 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1878 checking attributes of current_function_decl.
1879 (avr_regs_to_save): Ditto.
1880 (signal_function_p): Rename to avr_signal_function_p.
1881 (interrupt_function_p): Rename to avr_interrupt_function_p.
1883 * doc/extend.texi (Function Attributes): Better explanation of
1884 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1887 2012-05-09 Matthias Klose <doko@ubuntu.com>
1889 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1891 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1894 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1895 when a constant source operand matches an "I" constraint, the "no
1896 CC0 change" applies to a register-destination only, not a
1897 strict_low_part-destination.
1899 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1901 Backport from mainline:
1902 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1904 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1906 2012-05-07 Jakub Jelinek <jakub@redhat.com>
1908 PR tree-optimization/53239
1909 * tree-vrp.c (get_value_range): Set VR of
1910 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1913 2012-05-07 Richard Guenther <rguenther@suse.de>
1915 PR tree-optimization/53195
1916 * tree-inline.c (setup_one_parameter): Properly add referenced
1917 vars from the parameters new known value.
1919 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1921 Backport from mainline:
1922 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1925 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1928 2012-05-04 Ian Lance Taylor <iant@google.com>
1930 * tree-vect-patterns.c (vect_single_imm_use): Correct return
1931 values from false to NULL.
1933 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1935 Backport from mainline
1936 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1940 (TARGET_CMOV): Rename from TARGET_CMOVE.
1941 (TARGET_CMOVE): New define.
1942 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1943 Do not set TARGET_CMOVE here.
1945 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1947 Backport from mainline:
1949 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1951 PR tree-optimization/52633
1952 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1953 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1954 (vect_recog_over_widening_pattern): Remove handling of code that was
1955 already detected as over-widening pattern. Remove special handling
1956 of "unsigned" cases. Instead, support general case of conversion
1957 of the shift result to another type.
1959 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1961 * tree-vect-patterns.c (vect_single_imm_use): New function.
1962 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1963 (vect_recog_over_widening_pattern): Likewise.
1964 (vect_recog_widen_shift_pattern): Likewise.
1966 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1968 PR tree-optimization/52870
1969 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1970 presumed pattern statement is within the same loop or basic block.
1972 2012-05-04 Richard Guenther <rguenther@suse.de>
1974 * common.opt (flto-report): Do not mark as Optimization.
1976 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1979 * recog.c (constrain_operands): If extra constraints are present, also
1980 accept pseudo-registers with equivalent memory locations during reload.
1982 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1984 Backport from the mainline
1985 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1988 * config/rs6000/rs6000.md (bswapdi splitters): If
1989 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1990 default) is used, generate an alternate sequence that does not
1991 depend on using indexed addressing.
1993 2012-05-03 David S. Miller <davem@davemloft.net>
1996 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1997 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1998 (sparc_emit_float_lib_cmp): Likewise.
2000 2012-05-04 Martin Jambor <mjambor@suse.cz>
2002 Backport from mainline
2003 2012-05-02 Martin Jambor <mjambor@suse.cz>
2006 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2007 of a variable when the contect is a function.
2009 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2012 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2013 append program name to it and pass that as first argument
2014 to make_relative_prefix. Always pass standard_libexec_prefix
2015 as last argument to make_relative_prefix. If
2016 make_relative_prefix returns NULL, fall back to
2017 standard_libexec_prefix.
2020 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2024 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2025 mode, return that mode.
2027 2012-05-03 Richard Guenther <rguenther@suse.de>
2029 PR tree-optimization/53144
2030 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2032 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2033 with SSA name values.
2034 (vn_reference_lookup_3): Adjust callers.
2036 2012-05-02 Jakub Jelinek <jakub@redhat.com>
2038 PR tree-optimization/53163
2039 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
2040 return value from compute_all_dependences.
2042 PR rtl-optimization/53160
2043 * ree.c (combine_reaching_defs): Handle the case where cand->insn
2044 has been modified by ree pass already.
2046 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
2048 Backport from mainline
2049 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2052 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
2053 calls to cgraph_node_name in xstrdup.
2054 (ipa_make_edge_direct_to_target): Ditto.
2055 * tree-sra.c (convert_callers_for_node): Ditto.
2056 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
2057 * ipa-cp.c (perhaps_add_new_callers): Ditto.
2058 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
2059 (cgraph_materialize_all_clones): Ditto.
2060 * ipa-inline.c (report_inline_failed_reason): Ditto.
2061 (want_early_inline_function_p): Ditto.
2062 (edge_badness): Ditto.
2063 (update_edge_key): Ditto.
2064 (flatten_function): Ditto.
2065 (ipa_inline): Ditto.
2066 (inline_always_inline_functions): Ditto.
2067 (early_inline_small_functions): Ditto.
2069 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
2071 Backport from mainline
2072 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2074 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2075 Introduce emul_name to select the right linker emulation for
2076 powerpc64-*-freebsd*.
2077 * configure: Regenerate.
2078 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2079 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2080 * config/rs6000/freebsd64.h: New file.
2081 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2083 (rs6000_savres_strategy): Likewise.
2084 (rs6000_savres_routine_name): Likewise.
2085 (rs6000_elf_file_end): Likewise.
2086 * config/rs6000/t-freebsd64: New file.
2087 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2088 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2090 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2092 Backport from mainline
2093 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2096 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2098 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2100 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2101 predicate to discriminate types.
2103 2012-04-27 Richard Guenther <rguenther@suse.de>
2106 * convert.c (convert_to_integer): Avoid infinite recursion for
2107 target-defined built-in types.
2109 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2112 * config/cris/cris.md ("*andhi_lowpart_v32")
2113 ("*andqi_lowpart_v32"): Change first input-only operand from
2114 a (match_operand ...) to (match_dup 0). Drop alternatives with
2115 const_int-matching constraints for redundancy.
2116 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2117 three-operand alternative.
2119 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
2121 Backport from mainline
2122 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2125 (*addsi_2_zext): Ditto.
2126 (*add<mode>_3): Ditto.
2127 (*addsi_3_zext): Ditto.
2128 (*add<mode>_5): Ditto.
2130 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2133 * c-typeck.c (set_nonincremental_init,
2134 set_nonincremental_init_from_string): Pass true instead of false
2135 as IMPLICIT to add_pending_init.
2137 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2139 Backport from 2012-04-24 mainline r186768.
2142 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2144 2012-04-24 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/53085
2147 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2150 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2153 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2155 (output_addressed_constants): Likewise.
2158 * varasm.c (get_section): Don't ICE for section conflicts with
2159 built-in section kinds.
2161 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
2163 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2165 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2167 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2169 2012-04-23 Richard Guenther <rguenther@suse.de>
2172 * c-typeck.c (build_binary_op): Fix typo.
2174 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2176 PR tree-optimizations/52891
2177 * tree-vect-patterns.c (adjust_bool_pattern): Use
2178 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2179 but with non-standard precision.
2181 2012-04-22 Ian Lance Taylor <iant@google.com>
2183 * godump.c (go_output_typedef): Dump size of structs.
2185 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
2187 Backport from mainline:
2189 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2190 hints for 'A' operand types.
2192 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2194 Backport from 2012-04-19 mainline r186588.
2197 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2198 the case *(X+const).
2200 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2202 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2204 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2207 * config/i386/sync.md (atomic_<code><mode>): Rename to
2208 atomic_<logic><mode>.
2210 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
2212 Backport from mainline
2213 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2216 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2217 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2218 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
2219 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2220 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2221 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2222 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2223 gen_avx2_permvarv8sf.
2225 2012-04-16 Martin Jambor <mjambor@suse.cz>
2227 Backported from mainline
2229 2012-04-13 Martin Jambor <mjambor@suse.cz>
2232 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2233 fold_ctor_reference returns a zero constant.
2235 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2237 Backported from mainline
2238 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2240 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2241 and __ILP32__ for x32.
2243 2012-04-13 Tom de Vries <tom@codesourcery.com>
2245 Backport from mainline r186418.
2247 2012-04-13 Tom de Vries <tom@codesourcery.com>
2249 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2250 parameters vuse and vuse_escaped.
2251 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2252 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2255 2012-04-13 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/52969
2258 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2259 the condition for the COND_EXPR and handle predicate negation
2260 by swapping the COND_EXPR arms.
2262 2012-04-13 Richard Guenther <rguenther@suse.de>
2265 * convert.c (convert_to_pointer): Remove special-casing of
2268 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2270 Backport from mainline
2271 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2274 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2275 the list of options to enable the FCFID instruction.
2276 (TARGET_EXTRA_BUILTINS): Adjust comment.
2278 2012-04-12 Richard Guenther <rguenther@suse.de>
2280 PR tree-optimization/52943
2281 * tree-chrec.h (chrec_is_positive): Remove.
2282 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2283 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2284 Return false for a constant zero instead of negative.
2285 (analyze_siv_subscript_cst_affine): Handle zero difference
2286 in the initial condition explicitely.
2288 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2291 * varasm.c (process_pending_assemble_externals): Set
2292 pending_assemble_externals_processed true.
2293 (assemble_external): Call assemble_external_real if the pending
2294 assemble externals have been processed.
2296 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2299 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2300 the DECL generated for the special GOT helper.
2302 2012-04-06 Walter Lee <walt@tilera.com>
2304 Backport from mainline
2305 2012-03-07 Walter Lee <walt@tilera.com>
2307 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2308 REG_CFA_* notes for the stack pointer.
2309 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2310 EH_RETURN_STACKADJ_RTX.
2311 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2312 generate REG_CFA_* notes for the stack pointer.
2313 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2314 by EH_RETURN_STACKADJ_RTX.
2316 2012-04-06 Matt Turner <mattst88@gmail.com>
2318 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2320 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2322 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2323 of the destination isn't also a FP_REGS register.
2325 2012-04-03 Richard Guenther <rguenther@suse.de>
2327 Backport from mainline
2328 2012-03-02 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/52406
2331 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2332 (struct indices): Add unconstrained_base member.
2333 (struct dr_alias): Remove unused vops member.
2334 (DR_UNCONSTRAINED_BASE): New define.
2335 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2336 add indices to allow their disambiguation. Make DR_BASE_OBJECT
2337 be an artificial access that covers the whole indexed object,
2338 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
2339 plain decl base-objects to their MEM_REF variant.
2340 (dr_may_alias_p): When the base-object of either data reference
2341 has unknown size use only points-to information.
2342 (compute_affine_dependence): Make dumps easier to read and
2344 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2345 DR_REF when looking for packed references.
2346 (vect_supportable_dr_alignment): Likewise.
2348 2012-04-03 Richard Guenther <rguenther@suse.de>
2350 Backport from mainline
2351 2012-03-15 Richard Guenther <rguenther@suse.de>
2354 * tree-data-ref.c (subscript_dependence_tester_1): Check
2355 all dimensions for non-conflicting access functions.
2357 2012-04-03 Richard Guenther <rguenther@suse.de>
2359 Backport from mainline
2360 2012-03-06 Richard Guenther <rguenther@suse.de>
2363 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2365 2012-03-23 Richard Guenther <rguenther@suse.de>
2367 PR tree-optimization/52678
2368 * tree-vectorizer.h (struct _stmt_vec_info): Add
2369 loop_phi_evolution_part member.
2370 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2371 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2372 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2373 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2374 Use the cached evolution part and the PHI nodes value from
2375 the loop preheader edge instead of re-analyzing the evolution.
2377 2012-03-26 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/52701
2380 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2381 compute and set the evolution part of PHI nodes.
2383 2012-03-30 Richard Guenther <rguenther@suse.de>
2385 PR tree-optimization/52754
2386 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2387 propagate arbitrary addresses into really plain dereferences.
2389 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2391 PR tree-optimization/52835
2392 * tree-data-ref.c (build_rdg): Return NULL if
2393 compute_data_dependences_for_loop failed.
2395 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2397 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2398 (stmt_can_make_abnormal_goto): Use it.
2399 (is_ctrl_altering_stmt): Likewise.
2401 2012-03-31 Martin Jambor <mjambor@suse.cz>
2403 Backported from mainline
2404 2012-03-30 Martin Jambor <mjambor@suse.cz>
2406 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2407 is a builtin_stack_save in a dominating BB.
2409 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2411 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2412 crossing 128bit lane boundary.
2414 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2416 Backported from mainline
2417 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2422 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2423 * config/i386/i386.c: Include reload.h.
2424 (ix86_legitimize_reload_address): New function.
2426 2012-03-28 Martin Jambor <mjambor@suse.cz>
2428 Backported from mainline
2429 2012-03-27 Martin Jambor <mjambor@suse.cz>
2432 * tree-sra.c (sra_modify_assign): Do not call
2433 load_assign_lhs_subreplacements when working with an unscalarizable
2436 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2439 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
2440 __builtin_va_start to __builtin_next_arg if the latter is
2441 builtin_decl_explicit_p rather than when it is not.
2444 * tree-vect-generic.c (vector_element): Perform multiplication
2445 for pos in bitsizetype type instead of idx type.
2447 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2449 Backport from 2012-03-28 mainline r185910.
2452 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
2453 (avr_builtin_decl): New static function.
2454 (struct avr_builtin_description, avr_bdesc): Move up.
2455 Add GTY marker. Add field fndecl. Remove redundant field id.
2456 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
2457 (avr_expand_builtin): Code cleanup because .id is removed.
2459 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2462 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2465 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2467 Backport from 2012-03-28 mainline r185907.
2470 * config.gcc (tm_file): Remove avr/multilib.h.
2472 * doc/invoke.texi (AVR Options): Adjust
2473 documentation of -mtiny-stack.
2475 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2476 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2477 * config/avr/t-avr: Remove generation of multilib.h.
2478 * config/avr/t-multilib: Regenerate.
2479 * config/avr/multilib.h: Remove.
2480 * config/avr/avr.opt (-msp8): New option.
2481 (avr_sp8): New variable.
2482 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2483 * config/avr/avr.h (AVR_HAVE_SPH): New define.
2484 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2485 (avr_device_to_sp8): New prototype.
2486 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2487 (DRIVER_SELF_SPECS): New define.
2488 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2489 __AVR_SP8__, __AVR_HAVE_SPH__.
2490 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2491 AVR_HAVE_8BIT_SP to decide if SP_H is present.
2492 (avr_file_start): Ditto.
2494 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2497 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2498 instead of 8 in adjust_address.
2500 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2502 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2503 of a unit before computing the offset in units.
2505 2012-03-27 Richard Guenther <rguenther@suse.de>
2508 * fold-const.c (try_move_mult_to_index): Handle &x.array more
2511 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2514 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2516 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
2519 * varasm.c: Include pointer-set.h.
2520 (pending_assemble_externals_set): New pointer set.
2521 (process_pending_assemble_externals): Destroy the pointer set.
2522 (assemble_external): See if decl is in pending_assemble_externals_set,
2523 and add it to pending_assemble_externals if necessary.
2524 (init_varasm_once): Allocate pending_assemble_externals_set.
2526 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2528 Backported from mainline
2529 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2532 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2533 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2534 (vector_ltgt<mode>): Likewise.
2535 (vector_ordered<mode>): Likewise.
2536 (vector_unordered<mode>): Likewise.
2537 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2539 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
2541 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2544 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2546 Backported from mainline
2547 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
2551 * config/sh/sh.c (sh_register_move_cost): Increase cost between
2552 GENERAL_REGS and FP_REGS for SImode.
2554 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2557 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
2558 on any new_local_var_chain vars declared during recursing on
2559 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
2561 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2563 Backport from 2012-03-22 mainline r185692.
2566 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
2567 (unspecv): Add UNSPECV_MEMORY_BARRIER.
2568 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
2569 (delay_cycles_1, delay_cycles_2): Ditto.
2570 (delay_cycles_3, delay_cycles_4): Ditto.
2571 (nopv, *nopv): Ditto.
2572 (sleep, *sleep): Ditto.
2575 Backport from 2012-03-21 mainline r185605.
2577 PR rtl-optimization/52543
2579 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
2580 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
2581 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
2582 (avr_load_libgcc_p): Restrict to __flash loads.
2583 (avr_out_lpm): Only handle 1-byte loads from __flash.
2584 (avr_load_lpm): New function.
2585 (avr_find_unused_d_reg): Remove.
2586 (avr_out_lpm_no_lpmx): Remove.
2587 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
2588 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
2589 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
2590 (load_<mode>, load_<mode>_clobber): New insns.
2591 (mov<mode>): For multi-byte move from non-generic
2592 16-bit address spaces: Expand to load_<mode> resp.
2593 load_<mode>_clobber.
2594 (load<mode>_libgcc): Remove expander.
2595 (split-lpmx): Remove split.
2597 Backport from 2012-03-13 mainline r185329.
2600 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2601 offset (size) to a value the insns can deal with.
2602 (expand_epilogue): Ditto.
2604 Backport from 2012-03-12 mainline r185256.
2607 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2608 type from reg_class_t to enum reg_class.
2609 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2611 Backport from 2012-03-12 mainline r185253.
2614 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2615 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2616 r184615 from 2012-02-28.
2618 Backport from 2012-03-08 mainline r185105.
2620 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2621 for constants in [-63,63].
2623 Backport from 2012-03-08 mainline r185100.
2626 * config/avr/avr.c (avr_mem_clobber): New static function.
2627 (avr_expand_delay_cycles): Add memory clobber operand to
2628 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2629 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2630 (enable_interrupt, disable_interrupt): New expander.
2631 (nopv, sleep, wdr): New expanders.
2632 (delay_cycles_1): Add memory clobber.
2633 (delay_cycles_2): Add memory clobber.
2634 (delay_cycles_3): Add memory clobber.
2635 (delay_cycles_4): Add memory clobber.
2636 (cli_sei): New insn from former "enable_interrupt",
2637 "disable_interrupt" with memory clobber.
2638 (*wdt): New insn from former "wdt" with memory clobber.
2639 (*nopv): Similar, but for "nopv".
2640 (*sleep): Similar, but for "sleep".
2642 Backport from 2012-03-07 mainline r185043.
2645 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2647 Backport from 2012-03-07 mainline r185032.
2650 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2651 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2652 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2654 Backport from 2012-03-07 mainline r185031.
2657 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2659 * config/avr/avr.md (xload_8): Adjust insn length.
2661 Backport from 2012-03-07 mainline r185030.
2664 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2665 if RAMPZ affects reading from RAM.
2667 Backport from 2012-03-05 mainline r184919.
2669 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
2671 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2673 Backport from mainline r185259.
2676 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2677 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2679 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2681 Backported from mainline
2682 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2685 * c-parser.c (c_parser_postfix_expression)
2686 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2688 * config/i386/smmintrin.h: Avoid /* within a comment.
2689 * config/i386/nmmintrin.h: Likewise.
2691 2012-03-22 Richard Guenther <rguenther@suse.de>
2693 * BASE-VER: Set to 4.7.1.
2694 * DEV-PHASE: Set to prerelease.
2696 2012-03-22 Release Manager
2698 * GCC 4.7.0 released.
2700 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2702 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2704 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2705 Andrew Pinski <apinski@cavium.com>
2708 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2709 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2710 calls instead of __builtin_ir{int,ound}*.
2712 2012-03-14 Jakub Jelinek <jakub@redhat.com>
2715 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
2718 2012-03-13 Joseph Myers <joseph@codesourcery.com>
2720 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
2721 Refer to GCC 4.7 version of c99status.html.
2723 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2725 Backport from mainline
2726 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2728 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2729 redefine to be NULL if the current bit-size is different from the
2730 configured bit-size.
2732 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2733 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2734 set the default tuning. Add asserts to make sure the cpu and tune
2735 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2736 test whether the index is set, instead of > 0.
2737 (rs6000_file_start): Do not reset the default cpu if the current
2738 bit-size is different from the configured bit-size.
2740 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2742 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2744 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2745 Update binutils references.
2746 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2747 Update binutils reference.
2748 Update Sun as/GNU ld caveat.
2749 Document binutils largefile requirement for LTO plugin.
2750 Remove reference to alternate libpthread.
2752 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2754 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
2756 (Specific, mips-sgi-irix6): Likewise.
2758 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2760 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2761 * configure: Regenerate.
2763 2012-03-07 Richard Henderson <rth@redhat.com>
2765 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2766 * config/m68k/sync.md (atomic_test_and_set): Use it.
2767 (atomic_test_and_set_1): Likewise.
2769 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2772 * Makefile.in: Let install-gcc-ar depend on installdirs,
2773 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2774 Don't double canonicalize if cross-compiling.
2776 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2778 * trans-mem.c: New typedef for tm_region_p.
2779 Define vector types for tm_region_p.
2780 (tm_region_init): Replace region_worklist to a vector called
2783 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2786 * trans-mem.c (tm_region_init): Use last_basic_block.
2788 2012-03-05 Richard Henderson <rth@redhat.com>
2791 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
2792 * omp-low.c (expand_omp_atomic): Assume anything aligned to
2793 BIGGEST_ALIGNMENT is aligned.
2795 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
2797 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2799 2012-03-05 Richard Henderson <rth@redhat.com>
2802 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2803 instead of calling negqi2 directly.
2805 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2807 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
2808 (INTMAX_TYPE): Use it.
2809 (UINTMAX_TYPE): Likewise.
2810 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2811 (irix6_c_common_override_options): Declare.
2812 (C_COMMON_OVERRIDE_OPTIONS): Define.
2813 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
2814 * config/mips/irix6-c.c: New file.
2815 * config/mips/t-irix6 (irix6-c.o): New target.
2816 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
2819 2012-03-02 Richard Henderson <rth@redhat.com>
2821 * optabs.c (expand_atomic_test_and_set): Honor
2822 atomic_test_and_set_trueval even when atomic_test_and_set
2823 optab is not in use.
2825 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2827 Backport from mainline
2828 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2830 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
2832 2012-03-02 Richard Guenther <rguenther@suse.de>
2834 * DEV-PHASE: Set to prerelease.
2836 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
2838 * config.gcc (obsolete): Add all ARM targets using the FPA.
2839 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
2840 * doc/install.texi: Avoid references to obsolete ARM ports.
2842 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
2844 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
2846 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
2847 Joern Rennecke <joern.rennecke@embecosm.com>
2849 * doc/extend.texi: Expand and update information on interrupt
2850 attribute for Epiphany.
2852 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2854 * config/sh/sh-protos.h: Update copyright notice dates.
2855 * config/sh/sh.h: Likewise.
2856 * config/sh/sh.md: Likewise.
2857 * config/sh/constraints.md: Likewise.
2858 * config/sh/predicates.md: Likewise.
2860 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2862 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2863 * config/sh/sh.c (tertiary_reload_operand): Likewise.
2865 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2867 * config/sh/constraints.md: Fix comment typo.
2869 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2872 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2873 unsigned HOST_WIDE_INT.
2874 (zvdep_imm64): Likewise.
2875 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2876 (vdepi_and): Likewise.
2877 Likewise for unamed 64-bit patterns.
2878 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2880 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2883 PR rtl-optimization/52417
2884 * cselib.c (cselib_any_perm_equivs): New variable.
2885 (cselib_reset_table): Check that it's not set when not
2886 preserving constants.
2887 (cselib_add_permanent_equiv): Set it.
2888 (cselib_have_permanent_equivalences): New.
2889 (cselib_init, cselib_finish): Reset it.
2890 * cselib.h (cselib_have_permanent_equivalences): Declare.
2891 * alias.c (get_addr): Restore earlier behavior when there
2892 aren't permanent equivalences.
2894 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2896 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2897 * config/v850/v850-modes.def: Fix copyright notice.
2899 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2901 * doc/extend.texi (AVR Built-in Functions): Document
2902 __builtin_avr_flash_segment.
2904 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2905 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2906 (*split.flash_segment): New insn-and-split.
2907 * config/avr/avr.c (avr_init_builtins): Add local variables:
2908 const_memx_void_node, const_memx_ptr_type_node,
2909 char_ftype_const_memx_ptr.
2911 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2913 PR tree-optimization/52445
2914 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2915 add ssa_name_ver, offset and size fields and change store field
2917 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2918 (add_or_mark_expr): Likewise. Only consider previous stores
2919 with the same size and offset.
2920 (nt_init_block): Only look at gimple_assign_single_p stmts,
2921 doesn't look at rhs2.
2923 2012-03-01 Richard Guenther <rguenther@suse.de>
2926 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2927 conversions from integral types to pointer types.
2929 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2931 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2932 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2933 unintentionally removed in r184616.
2935 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2937 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2940 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2941 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2945 alternatives, add "e" constraint to the new last alternative
2946 and ! to last 3 alternatives.
2948 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2950 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2951 DW_AT_artificial attributes at the end of the processing.
2952 (gen_array_type_die): Likewise.
2953 (gen_enumeration_type_die): Likewise.
2954 (gen_struct_or_union_type_die): Likewise.
2955 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2958 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2961 * expr.c (expand_assignment): If doing misaligned store that doesn't
2962 cover all mode bits, perform a RMW cycle.
2964 PR tree-optimization/52429
2965 * tree-parloops.c (separate_decls_in_region_debug): Return early
2966 if var is LABEL_DECL.
2968 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2970 PR tree-optimization/52424
2971 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2972 calling dom_thread_across_edge.
2974 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2976 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2978 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2980 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2981 * config/avr/avr.c (avr_output_bld): Remove unused function.
2982 (avr_out_sbxx_branch): Use "%T" to print bit position.
2984 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2986 * config/avr/avr.md: Untabify.
2988 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2990 * config/avr/avr.md (eqne): New code iterator.
2991 (*dec-and-branchsi): Use it in text peephole's condition.
2992 (*dec-and-branchhi): Ditto.
2993 (*dec-and-branchqi): Ditto.
2995 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2998 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2999 the device does not have the skip-bug.
3001 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3003 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3004 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3005 -mpretend-cmove): New.
3007 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3010 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3011 doesn't count DEBUG_INSN refs.
3012 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3013 for DEBUG_INSN refs.
3015 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3019 2012-02-20 Richard Guenther <rguenther@suse.de>
3020 PR tree-optimization/52298
3021 * tree-vect-stmts.c (vectorizable_load): Properly use
3022 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3025 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3028 * gimple.h (gimple_in_transaction): New.
3029 (gimple_set_in_transaction): New.
3030 (struct gimple_statement_base): Add in_transaction field.
3031 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3033 (tree_ssa_lim_initialize): Compute transaction bits.
3034 * tree.h (compute_transaction_bits): Protoize.
3035 * trans-mem.c (tm_region_init): Use the heap to store BB
3037 (compute_transaction_bits): New.
3039 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3041 * gcc.c (display_help): Document --help=common and sort entries
3044 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3046 * doc/install.texi: Document check-$LANG specific shortcuts
3048 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3051 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3053 * config/arm/arm_neon.h: Regenerate.
3054 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3055 (neon_vcgeu): New insn.
3056 (neon_vcgtu): Likewise.
3057 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3058 (ops): Unsigned comparison intrinsics call a different
3061 2012-02-28 Richard Guenther <rguenther@suse.de>
3064 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3065 ordering for the VEC_CONCAT for two element vectors for
3066 V2SFmode, V2SImode and V2DImode.
3068 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3071 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3072 detecting big-endian triplets.
3074 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3076 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3077 mode if there is no type information available.
3079 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3081 PR tree-optimization/53207
3082 * doc/invoke.texi: Document as experimental and relying on graphite.
3084 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3086 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3087 of initializer to changes from r184614.
3089 2012-02-28 Richard Guenther <rguenther@suse.de>
3091 PR tree-optimization/52395
3092 * tree-sra.c (build_ref_for_offset): Also look at the base
3093 TYPE_ALIGN when figuring out the alignment of the replacement.
3095 2012-02-28 Richard Guenther <rguenther@suse.de>
3097 PR tree-optimization/52402
3098 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3099 mis-aligned types when creating the accesses at the call site.
3101 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3103 * config/avr/builtins.def: New file.
3104 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3105 * config/avr/avr.c (enum avr_builtin_id): Use it.
3106 (avr_init_builtins): Use it. And use avr_bdesc.
3107 (bdesc_1arg): Remove.
3108 (bdesc_2arg): Remove.
3109 (bdesc_3arg): Remove.
3110 (struct avr_builtin_description): Add field n_args.
3111 (avr_bdesc): New static variable using builtins.def.
3112 (avr_expand_builtin): Use it.
3113 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3114 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3115 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3117 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3120 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3121 match only one single hard register with respective hard reg rtx.
3122 (movmemx_<mode>): Ditto.
3123 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3124 insn anatomy of movmem[x]_<mode>.
3125 (avr_out_movmem): Same for printing assembler and operand usage.
3127 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3131 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3132 address spaces located outside of device flash.
3134 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3135 (mcu_type_s): Add field n_flash.
3136 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3137 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3138 (AVR_MCU): Add N_FLASH argument.
3139 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3140 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3141 macro __FLASH<n> if that address space makes sense for the device.
3142 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3143 outside of target flash.
3144 (avr_asm_named_section): Ditto.
3145 (avr_asm_select_section): Ditto.
3146 (avr_addr_space_convert): Ditto.
3147 (avr_emit_movmemhi): Ditto.
3148 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3149 address space is outside of device flash.
3150 (avr_insert_attributes): Ditto.
3151 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3152 avr_current_arch->n_segments.
3154 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3157 * config/i386/i386.md (*movabs<mode>_1): Enable only for
3159 (*movabs<mode>_2): Likewise.
3161 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3164 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3165 s_register_operand in the test instead of REG_P. Don't call
3166 gen_reg_rtx if it won't be used.
3168 PR tree-optimization/52376
3169 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3171 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3173 * ifcvt.c (noce_get_condition): Check condition variable is not
3174 small_register_classes_for_mode_p before accepting.
3176 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3178 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3180 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3183 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3184 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3186 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3188 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3190 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3192 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3194 * config/sh/predicates.md: Remove blank lines.
3195 * config/sh/sh.c: Fix typos in comments.
3196 * config/sh/constraints.md: Likewise.
3197 * config/sh/sh.md: Remove blank lines.
3198 Fix typos in comments. Use ;; as comment characters.
3200 2012-02-26 Walter Lee <walt@tilera.com>
3202 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3203 (replace_mov_pcrel_step2): Ditto.
3205 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3208 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3209 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3210 and locs that reference values newer than the non-canonical value
3211 at hand. Return the canonical value as a worst case.
3212 (memrefs_conflict_p): Walk canonical value's locs.
3215 * cselib.c (preserve_only_constants): Rename to...
3216 (preserve_constants_and_equivs): ... this. Split out...
3217 (invariant_or_equiv_p): ... this. Preserve plus expressions
3218 of other preserved expressions too.
3219 (cselib_reset_table): Adjust.
3220 * var-tracking.c (reverse_op): Use canonical value to build
3223 2012-02-23 Kai Tietz <ktietz@redhat.com>
3225 * config/i386/i386.c (ix86_delegitimize_address): Handle
3226 UNSPEC_PCREL plus displacement.
3228 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3231 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3232 to test for unusedness in st X addressing.
3234 2012-02-24 Richard Guenther <rguenther@suse.de>
3237 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3238 (is_gimple_reg_type): Move inline ...
3239 * gimple.h (is_gimple_reg_type): ... here.
3241 2012-02-24 Richard Guenther <rguenther@suse.de>
3244 * passes.c (execute_function_todo): When verifying SSA form
3245 verify gimple form first.
3246 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3248 2012-02-24 Richard Guenther <rguenther@suse.de>
3251 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3252 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3254 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3256 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3258 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3260 * tree-phinodes.c (make_phi_node): Mark static.
3261 * tree-flow.h (make_phi_node): Remove extern decl.
3262 * doc/gimple.texi (make_phi_node): Remove documentation.
3264 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3266 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3267 * tree-ssa-sccvn.c (print_scc): Ditto.
3269 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3271 * doc/passes.texi (Full redundancy elimination): Fix typo.
3273 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3275 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3277 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3280 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3282 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3285 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3287 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3289 * config/avr/avr.md (code_stdname): Add ior, xor.
3290 (xior): New code iterator.
3291 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3292 (*<code_stdname><mode>qi.byte1-3): Ditto.
3294 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3296 PR tree-optimization/52019
3297 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3300 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3302 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3303 HAVE_INITFINI_ARRAY to work around namespace pollution in
3304 certain versions of newlib system headers.
3305 * config.in: Regenerate.
3306 * configure: Regenerate.
3307 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3308 instead of HAVE_INITFINI_ARRAY.
3310 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3313 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3314 is not offsettable memory reference.
3316 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3319 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3320 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3322 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3324 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3325 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3327 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3329 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3330 library on Solaris 8 even without TLS support.
3331 * configure: Regenerate.
3333 2012-02-22 Richard Guenther <rguenther@suse.de>
3336 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3337 for GIMPLE_DEBUG stmts.
3339 2012-02-22 Martin Jambor <mjambor@suse.cz>
3342 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3343 according to the base object.
3345 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3347 PR rtl-optimization/50063
3348 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3349 and 2 (8-bit SP) in operand 2.
3350 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3351 setup to use movhi_sp_r instead of vanilla move to write SP.
3352 Adjust REG_CFA notes to superseed unspec.
3353 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3355 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3356 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3357 irq_state 1 (IRQ known to be on) here.
3359 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3361 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3363 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3364 assign_hard_reg): Likewise.
3366 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3368 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3370 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3373 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3374 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3376 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3378 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3379 prototype from here to...
3380 * config/avr/avr.h: ...here.
3382 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3385 * thumb2.md (thumb2_shiftsi3_short): Split register and
3386 immediate shifts. For register shifts tie operands 0 and 1.
3387 (peephole2 for above): Check that register-controlled shifts
3388 have suitably tied operands.
3390 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3393 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3394 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3395 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3396 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3397 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3398 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3399 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3400 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3401 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3402 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3403 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3404 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3405 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3406 bdver1_ssevector_avx256_unaligned_load,
3407 bdver1_ssevector_sse128_unaligned_load,
3408 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3409 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3410 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3411 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3412 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3413 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3414 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3415 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3416 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3417 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3418 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3419 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3420 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3421 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3422 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3423 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3424 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3425 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3426 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3427 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3428 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3429 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3430 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3431 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3432 bdver1_ssediv_double_load, bdver1_ssediv_double,
3433 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3434 Add "bdver2" attribute.
3436 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3438 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3439 default if possible and not specified otherwise.
3441 2012-02-21 Richard Guenther <rguenther@suse.de>
3444 * gimplify.c (create_tmp_from_val): Use the main variant type
3445 for the type of the temporary we create.
3447 2012-02-21 Richard Guenther <rguenther@suse.de>
3449 PR tree-optimization/52324
3450 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3451 do not gimplify a MEM_REF address operand if it is already
3454 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3456 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3457 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3459 2012-02-21 Richard Guenther <rguenther@suse.de>
3461 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3462 nested_in_vect_loop.
3464 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3466 PR tree-optimization/52318
3467 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3468 vdef also to non-pure/const call stmts in the sequence.
3470 2012-02-20 David S. Miller <davem@davemloft.net>
3472 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3473 don't use the "rd %pc" instruction on v9 for PIC register loads.
3475 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3478 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3479 in a transaction safe function.
3481 2012-02-20 Kai Tietz <ktietz@redhat.com>
3484 * stor-layout.c (place_field): Handle desired_align for
3487 2012-02-20 Richard Guenther <rguenther@suse.de>
3489 PR tree-optimization/52298
3490 * tree-vect-stmts.c (vectorizable_store): Properly use
3491 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3493 (vectorizable_load): Likewise.
3494 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3495 Access DR_STEP after ensuring it is not NULL.
3497 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3499 PR tree-optimization/52286
3500 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3501 optimization use double_int_to_tree instead of build_int_cst_wide,
3502 rewrite to use double_int vars.
3504 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3507 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3509 Remove -e 0 from $gcc_cv_ld invocation.
3510 Only use __GLIBC_PREREQ if defined.
3511 Enable on Solaris since Solaris 8 patch.
3512 (gcc_SUN_LD_VERSION): New macro.
3513 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3514 gcc_SUN_LD_VERSION for version number format.
3515 * configure: Regenerate.
3516 * varasm.c (get_elf_initfini_array_priority_section): Set
3517 SECTION_NOTYPE for non-default priority.
3518 Use get_section instead of get_unnamed_section to emit
3519 .init_array/.fini_array with default priority.
3521 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3523 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3524 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3525 (mips_start_unique_function, mips_output_mips16_rdhwr)
3526 (mips_code_end): New functions.
3527 (TARGET_ASM_CODE_END): Define.
3529 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3531 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3532 to stubs with non-sibling calls.
3534 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
3536 * doc/invoke.texi (-fira-* options): Copy-edit.
3537 (ira-* parameters): Copy-edit.
3539 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3541 * doc/invoke.texi: Minor copy-edits to bring into conformance with
3542 GCC coding conventions.
3544 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3546 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3547 when used as adjectives.
3549 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
3551 * doc/invoke.texi: Clean up "that"/"which" confusion.
3553 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
3555 * system.h: Poison SMALL_REGISTER_CLASSES
3556 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3557 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3559 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3561 PR tree-optimization/52285
3562 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3563 when deciding if a call is a tail call or tail recursion.
3565 2012-02-16 Kai Tietz <ktietz@redhat.com>
3567 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3568 interger-constant displacement for UNSPEC_PCREL.
3570 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3572 PR rtl-optimization/52208
3573 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
3574 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
3576 PR tree-optimization/52255
3577 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
3578 loop->header has virtual PHI, but exit_e->dest doesn't, add
3579 virtual PHI to exit_e->dest and adjust all uses after the loop.
3582 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
3583 children with clone_tree_hash, not after it.
3585 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
3587 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
3588 extended identifiers.
3590 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3593 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
3594 a same_body_alias, also test whether e->callee isn't a former
3595 or current clone of the decl this is a same body alias of.
3597 PR translation/52264
3598 * cgraphunit.c (verify_cgraph_node): Fix a typo.
3600 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
3602 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
3604 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3607 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
3608 force_reg instead of copy_to_reg for better optimization. Force
3609 non-register or memory operands into a register.
3611 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
3613 * extend.texi: Reserve upper bits of memory model for future use.
3615 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
3616 Anatoly Sokolov <aesok@post.ru>
3617 Eric Weddington <eric.weddington@atmel.com>
3620 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
3621 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
3622 Rewrite initializers for .macro.
3623 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
3624 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
3625 atxmega32d4, atxmega32x1.
3626 avrxmega4: atxmega64a3, atxmega64d3.
3627 avrxmega5: atxmega64a1, atxmega64a1u.
3628 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
3629 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
3630 avrxmega7: atxmega128a1, atxmega128a1u.
3631 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
3632 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
3633 (struct base_arch_s): Rename reserved to xmega_p.
3634 Rename reserved2 to have_rampd.
3635 (AVR_XMEGA): New define.
3636 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
3637 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
3638 * config/avr/predicates.md (io_address_operand): Take into
3640 (low_io_address_operand): Ditto.
3641 (high_io_address_operand): Ditto.
3642 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
3643 (enabled, movhi_sp_r): Use them.
3644 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
3645 cpp_define_formatted to built-in define __AVR_ARCH__.
3646 (__AVR_XMEGA__): New built-in define.
3647 (__AVR_HAVE_RAMPD__): New built-in define.
3648 (__AVR_HAVE_RAMPX__): New built-in define.
3649 (__AVR_HAVE_RAMPY__): New built-in define.
3650 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
3652 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
3653 (avr_option_override): Initialize them.
3654 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
3655 (avr_init_expanders): Initialize them. No more block several calls.
3656 (emit_push_sfr): New static function.
3657 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
3659 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
3660 (avr_print_operand): Print addreeses as symbols for
3661 RAMPX, RAMPY, RAMPD, CCP.
3662 (output_movhi): Handle AVR_XMEGA when writing to SP.
3663 (avr_out_movhi_mr_r_xmega): New static function.
3664 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
3665 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
3666 __RAMPD__, __CCP__ as needed.
3668 * config/avr/multilib.h: Regenerate.
3669 * config/avr/t-multilib: Regenerate.
3670 * config/avr/avr-tables.opt: Regenerate.
3672 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
3674 PR tree-optimization/50561
3675 * graphite-flattening.c (lst_project_loop): Do not
3676 remove old scattering dimensions after flattening.
3677 (lst_do_flatten): Likewise.
3679 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
3681 * doc/extend.texi (AVR Built-in Functions): Remove doc for
3682 __builtin_avr_map8, __builtin_avr_map16.
3683 Document __builtin_avr_insert_bits.
3685 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
3686 (insert_bits): New insn.
3687 (adjust_len.map_bits): Rename to insert_bits.
3688 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
3689 * avr-protos.h (avr_out_map_bits): Remove.
3690 (avr_out_insert_bits, avr_has_nibble_0xf): New.
3691 * config/avr/constraints.md (Cxf,C0f): New.
3692 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
3693 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
3694 New built-in define __BUILTIN_AVR_INSERT_BITS.
3695 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
3696 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3697 (avr_move_bits): Rewrite.
3698 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3700 (avr_map_op_t): New typedef.
3701 (avr_map_op): New static variable.
3702 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3703 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3704 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3705 (bdesc_3arg, avr_expand_triop_builtin): New.
3706 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3707 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3708 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3709 (avr_map_equal_p, avr_map_sig_p): Remove.
3710 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3711 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3712 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3713 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3714 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3715 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3717 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3719 * config/c6x/c6x.md (reserve_cycles): New attribute.
3720 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3721 don't reserve functional units after the branch occurs.
3723 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
3726 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3727 functions into non-tm_pure functions.
3729 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
3732 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3733 (iterative_hash_canonical_type): Likewise.
3734 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3737 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3739 * haifa-sched.c (prune_ready_list): Ensure that if there is a
3740 sched-group insn, it either remains alone or the entire list is pruned.
3742 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3744 * doc/install.texi (Prerequisites): Fix grammar.
3745 (Configuration): Likewise.
3747 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3749 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3750 MPC as part of GCC before describing configuring with --with-gmp etc.
3751 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3752 sources are present.
3754 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3757 * dwarf2out.c (clone_tree_hash): New function.
3758 (copy_decls_walk): Use it instead of clone_tree.
3760 2012-02-14 Richard Guenther <rguenther@suse.de>
3762 PR tree-optimization/52244
3763 PR tree-optimization/51528
3764 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
3765 replacements for integral types.
3767 2012-02-14 Walter Lee <walt@tilera.com>
3769 * config.gcc: Handle tilegx and tilepro.
3770 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3772 Add HAVE_AS_TLS check for tilegx and tilepro.
3773 * configure: Regenerate.
3774 * doc/contrib.texi: Add Mat Hostetter and self.
3775 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
3776 Document instruction intrinsics and network accessing intrinsics.
3777 (TILEPro Built-in Functions): New node. Document instruction
3778 intrinsics and network accessing intrinsics.
3779 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
3780 (Specific, tilepro-*-linux*): Likewise.
3781 * doc/invoke.texi (TILE-Gx Options): New section.
3782 (TILEPro Options): New section.
3783 * doc/md.texi (TILE-Gx): New section.
3784 (TILEPro): New section.
3785 * common/config/tilegx/tilegx-common.c: New file.
3786 * common/config/tilepro/tilepro-common.c: New file.
3787 * config/tilegx/constraints.md: New file.
3788 * config/tilegx/linux.h: New file.
3789 * config/tilegx/mul-tables.c: New file.
3790 * config/tilegx/predicates.md: New file.
3791 * config/tilegx/sync.md: New file.
3792 * config/tilegx/t-tilegx: New file.
3793 * config/tilegx/tilegx-builtins.h: New file.
3794 * config/tilegx/tilegx-c.c: New file.
3795 * config/tilegx/tilegx-generic.md: New file.
3796 * config/tilegx/tilegx-modes.def: New file.
3797 * config/tilegx/tilegx-multiply.h: New file.
3798 * config/tilegx/tilegx-protos.h: New file.
3799 * config/tilegx/tilegx.c: New file.
3800 * config/tilegx/tilegx.h: New file.
3801 * config/tilegx/tilegx.md: New file.
3802 * config/tilegx/tilegx.opt: New file.
3803 * config/tilepro/constraints.md: New file.
3804 * config/tilepro/gen-mul-tables.cc: New file.
3805 * config/tilepro/linux.h: New file.
3806 * config/tilepro/mul-tables.c: New file.
3807 * config/tilepro/predicates.md: New file.
3808 * config/tilepro/t-tilepro: New file.
3809 * config/tilepro/tilepro-builtins.h: New file.
3810 * config/tilepro/tilepro-c.c: New file.
3811 * config/tilepro/tilepro-generic.md: New file.
3812 * config/tilepro/tilepro-modes.def: New file.
3813 * config/tilepro/tilepro-multiply.h: New file.
3814 * config/tilepro/tilepro-protos.h: New file.
3815 * config/tilepro/tilepro.c: New file.
3816 * config/tilepro/tilepro.h: New file.
3817 * config/tilepro/tilepro.md: New file.
3818 * config/tilepro/tilepro.opt: New file.
3820 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3822 PR tree-optimization/52210
3823 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
3824 vect_model_simple_cost with two entry vect_def_type array instead
3825 of an address of dt.
3827 2012-02-14 Richard Guenther <rguenther@suse.de>
3830 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3831 Do not stream DECL_QUALIFIER.
3832 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3833 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
3834 (find_decls_types_r): Do not walk DECL_QUALIFIER.
3836 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3839 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
3842 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3845 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
3846 * cselib.c (cselib_subst_to_values_from_insn): New function.
3847 * sched-deps.c (add_insn_mem_dependence,
3848 sched_analyze_1, sched_analyze_2): Use it.
3850 2012-02-13 Jan Hubicka <jh@suse.cz>
3853 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
3855 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
3857 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3858 (GTM_SELF_SPECS): Define if not already defined.
3859 (driver_self_specs): Add GTM_SELF_SPECS.
3860 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3861 (GTM_SELF_SPECS): Define.
3862 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3863 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3865 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3867 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3870 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3873 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3874 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3876 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3879 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3881 2012-02-13 Richard Guenther <rguenther@suse.de>
3883 PR translation/52211
3884 * passes.c (enable_disable_pass): Fix typo.
3886 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3889 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3890 XOR for reduce_bit_field if type is unsigned.
3892 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3894 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3895 disallow changes from SFmode to mode with different size in FP regs.
3897 2012-02-12 Robert Millan <rmh@gnu.org>
3898 Gerald Pfeifer <gerald@pfeifer.com>
3900 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3903 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3905 PR rtl-optimization/52175
3906 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3907 to frame-related instructions.
3909 2012-02-10 Jason Merrill <jason@redhat.com>
3912 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3913 (demangle_new_symbols): Fill it.
3914 (scan_linker_output): Walk it.
3915 (start_tweaking): Split out from scan_linker_output.
3916 (maybe_tweak): Update sym->chosen.
3917 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3919 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3922 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3924 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3926 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3927 having the same mode as previous compare.
3929 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3931 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3932 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3933 (nonlocal_goto_internal): Likewise.
3934 (nonlocal_goto): Emit a use and an indirect jump directly.
3936 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3939 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3940 __atomic_{is,always}_lock_free.
3942 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3945 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3946 negative constant address for x32.
3948 2012-02-10 Richard Henderson <rth@redhat.com>
3950 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3951 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3952 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3954 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3955 Ira Rosen <irar@il.ibm.com>
3957 PR tree-optimization/50031
3958 * targhooks.c (default_builtin_vectorization_cost): Handle
3960 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3961 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3962 all types of reduction and pattern statements.
3963 (vect_estimate_min_profitable_iters): Likewise.
3964 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3965 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3966 for explicit realigns.
3967 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3968 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3970 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3971 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3972 vec_perm for VSX and handle vec_promote_demote.
3974 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3977 * builtins.c (fold_builtin_atomic_always_lock_free,
3978 expand_builtin_atomic_always_lock_free,
3979 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3980 Return and/or test boolean_true_node/boolean_false_node instead of
3981 integer_one_node/integer_zero_node.
3983 2012-02-10 Jan Hubicka <jh@suse.cz>
3986 * predict.c (predict_paths_for_bb): Prevent looping.
3987 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3989 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3991 * config/arm/arm.c (output_move_double): In one case properly
3992 count number of instructions that will be emitted.
3994 2012-02-10 Richard Guenther <rguenther@suse.de>
3996 PR translation/52193
3997 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3999 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4002 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4004 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4007 * var-tracking.c (emit_note_insn_var_location): If
4008 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4009 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4010 non-NOTE_DURING_CALL_P insn.
4012 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4015 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4017 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4020 * gcc.c (switch_matches) Support switches with separated form,
4023 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4025 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4027 (RAMPZ_ADDR): Ditto.
4028 * config/avr/avr.c (avr_addr_t): New typedef.
4029 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4030 (avr_init_expanders): Initialize it.
4031 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4033 (expand_epilogue): Ditto.
4034 (avr_print_operand): Ditto.
4035 (avr_file_start): Ditto.
4036 (avr_emit_movmemhi): Ditto.
4038 2012-02-08 Richard Guenther <rguenther@suse.de>
4040 PR tree-optimization/46886
4041 * tree-flow.h (do_while_loop_p): Declare.
4042 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4043 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4045 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4047 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4048 always succeed for integers larger than a native word.
4050 2012-02-08 Richard Guenther <rguenther@suse.de>
4052 PR rtl-optimization/52170
4053 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4054 properly handle integer vector modes.
4056 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4058 PR gcov-profile/52150
4059 * coverage.c: Include target.h.
4060 (build_var): Call targetm.strip_name_encoding on the assembler name.
4061 Change one _ into . or $ if the target allows it.
4062 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4064 PR rtl-optimization/52139
4065 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4066 is a BARRIER after emit_insn_after_noloc, move BB_END
4067 to the last non-BARRIER insn before it.
4069 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4072 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4073 (mips_gimplify_va_arg_expr): Call it instead of
4074 std_gimplify_va_arg_expr.
4076 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4078 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4079 message for -mno-pointers-to-nested-function.
4081 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4084 * expr.c (get_inner_reference): If there is an offset, add a negative
4085 bit position to it (if any).
4087 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4089 PR rtl-optimization/52060
4090 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4091 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4092 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4093 and/or i0src_copy2 when needed.
4095 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4097 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4098 or LTOPLUGINSONAME if have_c.
4100 * config/freebsd-spec.h: Add comment about what macros can be defined
4102 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4103 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4106 2012-02-07 Richard Guenther <rguenther@suse.de>
4108 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4109 newline in -alias dumps.
4111 2012-02-07 Kai Tietz <ktietz@redhat.com>
4112 Dave Korn <dave.korn.cygwin@gmail.com>
4115 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4116 Take care that typinfo gets dllexport-attribute.
4118 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4121 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4122 if modifier < EXPAND_SUM call force_operand on the result.
4124 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4126 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4127 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4129 (epiphany_function_type): Replace types for specific interrupts with
4130 EPIPHANY_FUNCTION_INTERRUPT.
4131 (EPIPHANY_INTERRUPT_P): Update.
4132 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4133 New static function.
4134 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4135 <disinterrupt>: Affects type identity.
4136 (epiphany_handle_interrupt_attribute): Handle variable number of
4138 (epiphany_compute_function_type): Update for new
4139 epiphany_function_type definition.
4140 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4141 handlers with a longcall forwarder.
4142 (epiphany_start_function): Handle multiple interrupt arguments and/or
4143 forwarder_section attribute.
4145 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4148 2012-02-07 Alan Modra <amodra@gmail.com>
4151 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4154 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4156 PR tree-optimization/50969
4157 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4158 use vec_perm rather than vector_stmt.
4159 (vect_model_load_cost): Likewise.
4160 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4161 vec_perm to be the same as other vector statements.
4162 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4163 cost of vec_perm for TARGET_VSX.
4165 2012-02-06 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/52115
4168 * tree-sra.c (access_has_replacements_p): New function.
4169 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4171 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4174 * trans-mem.c (expand_call_tm): Add an assertion.
4175 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4178 2012-02-06 Richard Guenther <rguenther@suse.de>
4180 PR tree-optimization/50955
4181 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4182 raise cost of expressions that replace an address with an
4183 expression based on a different pointer.
4185 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4188 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4189 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4191 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4194 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4195 -Weffc++ and specify guidelines come from second edition.
4197 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4199 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4200 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4201 (call_direct_split, call_value_split, call_value_internal_direct)
4202 (call_value_direct_split, call_value_multiple_split): Use jal and
4203 jal_macro attributes.
4205 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4207 * reload1.c (reload_regs_reach_end_p): Replace with...
4208 (reload_reg_rtx_reaches_end_p): ...this function.
4209 (new_spill_reg_store): Update commentary.
4210 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4211 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4212 before setting new_spill_reg_store.
4213 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4214 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4215 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4216 for non-spill reload registers.
4218 2012-02-05 Ira Rosen <irar@il.ibm.com>
4220 PR tree-optimization/52091
4221 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4222 (vect_is_simple_use_1): Likewise.
4223 * tree-vect-loop.c (vectorizable_reduction): Update calls
4224 to vect_is_simple_use_1 and vect_is_simple_use.
4225 (vectorizable_live_operation): Likewise.
4226 * tree-vect-patterns.c (widened_name_p,
4227 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4228 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4229 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4230 vectorizable_shift,vectorizable_operation, vectorizable_store,
4231 vectorizable_load): Likewise.
4232 (vect_is_simple_cond): Add an argument, pass it to
4233 vect_is_simple_use_1.
4234 (vectorizable_condition): Update calls to vect_is_simple_cond,
4236 (vect_is_simple_use): Add an argument, the statement in which
4237 OPERAND is used. Check that if OPERAND's def stmt is a double
4238 reduction phi node, the use is a phi node too.
4239 (vect_is_simple_use_1): Add an argument, pass it to
4241 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4242 to vect_is_simple_use.
4244 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4246 PR rtl-optimization/52095
4247 * modulo-sched.c (dump_insn_locator): New function.
4248 (loop_canon_p, sms_schedule): Use it.
4250 PR rtl-optimization/52113
4251 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4252 even for decomposable shift/zext insns.
4254 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4255 Zdenek Dvorak <ook@ucw.cz>
4257 PR rtl-optimization/52092
4258 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4259 on get_iv_value result.
4261 2012-02-02 Andrew Pinski <apinski@cavium.com>
4265 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4267 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4270 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4272 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4274 PR rtl-optimization/49800
4275 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4276 (sched_finish): Call regstat_free_n_sets_and_refs.
4278 2012-02-02 Jia Liu <proljc@gmail.com>
4280 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4283 2012-02-02 Jan Hubicka <jh@suse.cz>
4284 Tom de Vries <tom@codesourcery.com>
4287 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4288 * varpool.c (varpool_analyze_pending_decls): Likewise.
4290 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4291 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4293 * config.gcc: Add cr16-* support.
4295 * doc/extend.texi: Document cr16 extensions.
4296 * doc/install.texi: Document cr16 install.
4297 * doc/invoke.texi: Document cr16 options.
4298 * doc/md.texi: Document cr16 constraints.
4300 * common/config/cr16/cr16-common.c: New file.
4301 * config/cr16/cr16.c: New file.
4302 * config/cr16/cr16.h: New file.
4303 * config/cr16/cr16.md: New file.
4304 * config/cr16/cr16.opt: New file.
4305 * config/cr16/cr16-protos.h: New file.
4306 * config/cr16/predicates.md: New file.
4307 * config/cr16/constraints.md: New file.
4308 * config/cr16/t-cr16: New file.
4310 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4313 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4314 that operands[2] is either immediate, or q_regs_operand.
4316 PR tree-optimization/52073
4317 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4318 a pattern stmt for pattern uses, ignore uses outside of the loop.
4320 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4322 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4323 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4324 (OUT_AS1, OUT_AS2): Remove.
4326 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4328 PR rtl-optimization/51374
4329 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4330 to cross other volatile_refs_p insns.
4332 2012-02-01 Richard Guenther <rguenther@suse.de>
4334 * doc/invoke.texi (fno-inline): Clarify documentation.
4335 (finline-small-functions): Likewise.
4336 (finline-functions): Likewise.
4337 * common.opt (finline): Adjust comment and documentation.
4338 (finline-small-functions): Clarify documentation.
4339 (finline-functions): Likewise.
4340 (finline-functions-called-once): Likewise.
4342 2012-02-01 Tristan Gingold <gingold@adacore.com>
4344 * c-typeck.c (composite_type): Keep mode for pointers.
4346 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4348 * function.h (regno_reg_rtx): Adjust comment.
4349 * reginfo.c (init_reg_modes_target): Only use the previous mode
4350 if it fits within one register. Remove MIPS comment.
4352 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4355 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4357 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4359 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4360 to srak instruction.
4362 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4364 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4366 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4371 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4373 2012-01-31 Richard Guenther <rguenther@suse.de>
4375 PR tree-optimization/51528
4376 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4379 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4384 * ree.c (add_removable_extension): Change def_map argument
4385 to unsigned *, store in def_map 1 + offset into *insn_list vector
4386 instead of pointers into the vector.
4387 (find_removable_extensions): Adjust caller.
4389 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4391 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4392 Transform all "* quoted-c-code" to { c-code }.
4393 Remove redundant test for "optimize" in combine patterns.
4394 Move (include "avr-dimode.md") to end of file.
4396 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4399 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4400 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4402 2012-01-30 Richard Guenther <rguenther@suse.de>
4404 PR tree-optimization/52028
4405 * tree-loop-distribution.c (ldist_gen): Properly update
4408 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4411 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4412 set_cur_line_info_table if not emitting debug info.
4414 PR tree-optimization/52046
4415 * tree-vect-patterns.c (check_bool_pattern): Give up if
4416 a comparison could throw.
4419 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4421 2012-01-30 Richard Guenther <rguenther@suse.de>
4423 PR tree-optimization/52045
4424 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4425 SSA form if cfgcleanup did anything.
4427 2012-01-30 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/52045
4430 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4431 before computing final todo.
4433 2012-01-30 Richard Guenther <rguenther@suse.de>
4435 PR tree-optimization/51528
4436 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4439 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4441 * df-problems.c (df_kill_notes): Check that the use refers
4442 to the note under examination.
4444 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4447 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4448 parameter and use short-lived pseudos.
4449 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4450 (sparc_expand_vector_init): Const-ify local variables and adjust
4451 calls to above functions.
4453 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4455 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4457 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4459 * doc/invoke.texi: Make usage of "compile time" and
4460 "run time"/"runtime" consistent throughout the file.
4462 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4464 * config/alpha/alpha.c (alpha_option_override): Default to
4465 full IEEE compliance mode for Go language.
4467 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4469 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4470 (LINK_SSP_SPEC): Define.
4472 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4475 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4478 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4480 * doc/invoke.texi: Correct hyphenation of "floating point",
4481 "double precision", and related terminology throughout the file.
4483 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4486 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4487 arm_general_register_operand predicate for operand 2 instead of
4490 2012-01-27 Ian Lance Taylor <iant@google.com>
4493 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4494 * builtins.c (expand_builtin_init_trampoline): Add onstack
4495 parameter. Change caller.
4496 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4497 * tree.c (build_common_builtin_nodes): Declare
4498 __builtin_init_heap_trampoline.
4500 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4502 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4503 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4504 * config/avr/avr.c: Ditto.
4505 (avr_regnames): Remove because unused.
4506 * config/avr/avr.md (*cpse.ne): New peephole.
4507 (*cpse.eq): New peephole from former cpse peepholes.
4509 2012-01-27 Michael Eager <eager@eagercon.com>
4511 * config/microblaze.c (microblaze_emit_compare): Correct
4512 test after pcmp instruction.
4514 2012-01-27 Richard Guenther <rguenther@suse.de>
4516 PR tree-optimization/52020
4517 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4519 2012-01-27 Richard Guenther <rguenther@suse.de>
4521 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4522 function non-const/pure.
4524 2012-01-27 Richard Guenther <rguenther@suse.de>
4526 PR tree-optimization/50444
4527 * tree-sra.c (build_ref_for_offset): Properly adjust the
4528 MEM_REF type for unaligned accesses.
4530 2012-01-27 Richard Guenther <rguenther@suse.de>
4532 PR tree-optimization/50444
4533 * expr.c (mem_ref_refers_to_non_mem_p): New function.
4534 (expand_assignment): Use it. Properly handle misaligned
4535 bases when expanding stores to component references.
4536 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
4539 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
4542 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
4543 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
4544 * tree-data-ref.c (find_data_references_in_loop): Make static.
4545 (compute_all_dependences): Change return type to bool. Bail out
4546 for too many datarefs in a loop. Move the hunk resetting the data
4547 dependences vector from ...
4548 (compute_data_dependences_for_loop): ... here. Account for
4549 compute_all_dependences returning false.
4550 (compute_data_dependences_for_bb): Likewise.
4551 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
4552 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
4554 2012-01-27 Richard Guenther <rguenther@suse.de>
4557 * expr.c (store_field): Use the alias-set of the scratch memory
4560 2012-01-27 Tom de Vries <tom@codesourcery.com>
4562 PR tree-optimization/51990
4563 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4565 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
4567 2012-01-27 Jakub Jelinek <jakub@redhat.com>
4570 * var-tracking.c (reverse_op): Don't add any reverse operation
4571 if V already has any constant locations.
4573 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4575 * doc/invoke.texi: Correct usage of "command line" (noun)
4576 vs "command-line" (adjective) throughout.
4578 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4580 * doc/invoke.texi (Language Independent Options): Move
4581 -Wcoverage-mismatch blurb from here....
4582 (Warning Options): ...to here.
4584 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
4586 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4587 Set rs6000_always_hint to false for 476.
4589 2012-01-27 Matthias Klose <doko@ubuntu.com>
4591 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
4593 * incpath.c (add_standard_paths): Likewise.
4595 2012-01-27 Richard Henderson <rth@redhat.com>
4597 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4598 * config/m68k/sync.md (atomic_test_and_set): Rename from
4599 sync_test_and_setqi and adjust the operands.
4600 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
4601 and unconditionally enable.
4603 2012-01-27 Richard Henderson <rth@redhat.com>
4605 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4606 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
4607 (ldstub): Rename from ldstubqi.
4608 (ldstub<I24MODE>): Remove.
4610 2012-01-27 Richard Henderson <rth@redhat.com>
4612 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4613 * c-cppbuiltin.c (cpp_atomic_builtins): Define
4614 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
4615 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
4616 * doc/tm.texi: Rebuild.
4618 2012-01-27 Richard Henderson <rth@redhat.com>
4620 * optabs.c (gen_atomic_test_and_set): Remove default.
4621 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
4623 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4625 PR rtl-optimization/51978
4626 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
4627 (combine_reaching_defs): Likewise.
4628 (struct re_info): Remove.
4629 (add_removable_extension): Remove x and data arguments,
4630 add insn, insn_list and def_map. Use the arguments directly
4631 instead of using struct re_info.
4632 (find_removable_extensions): Don't call add_removable_extension
4633 through note_stores, instead just call it with single_set
4635 (find_and_remove_re): Pass curr_cand->expr instead of
4636 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
4638 2012-01-26 Michael Matz <matz@suse.de>
4640 PR tree-optimization/46590
4641 * cfgexpand.c: Revert last change (r183305).
4642 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
4644 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
4645 checking for emptiness.
4647 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4650 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
4651 non-addressable non-BLKmode base correctly.
4653 2012-01-26 Michael Matz <matz@suse.de>
4655 PR tree-optimization/48794
4656 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
4657 regions referenced from RESX/EH_DISPATCH.
4659 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4661 * config/s390/s390.h: Make BRANCH_COST an option.
4662 * config/s390/s390.opt: New option -mbranch-cost.
4664 2012-01-26 Richard Henderson <rth@redhat.com>
4666 Revert 2012-01-24 change:
4667 * trans-mem.c (requires_barrier): Do not instrument thread local
4668 variables and emit save/restore for them.
4670 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4673 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
4676 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
4678 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
4681 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
4684 Rename __pgm to __flash.
4685 Rename __pgm1 to __flash1.
4686 Rename __pgm2 to __flash2.
4687 Rename __pgm3 to __flash3.
4688 Rename __pgm4 to __flash4.
4689 Rename __pgm5 to __flash5.
4690 Rename __pgmx to __memx.
4691 * doc/extend.texi (AVR Named Address Spaces)
4692 Rename address space names as indicated above.
4693 * config/avr/avr.c (avr_addrspace): Ditto.
4695 * config/avr/avr-protos.h
4696 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
4697 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
4698 * config/avr/predicates.md: Ditto.
4699 * config/avr/avr.c Ditto, and
4700 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
4701 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
4703 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
4704 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
4705 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
4706 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
4707 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
4708 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
4709 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
4710 * config/avr/avr.c: Ditto.
4711 * config/avr/avr.md: Ditto.
4713 2012-01-25 Jason Merrill <jason@redhat.com>
4716 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
4718 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4720 PR tree-optimization/51987
4721 * tree-data-ref.c (get_references_in_stmt): Handle references in
4722 non-volatile GIMPLE_ASM.
4724 2012-01-25 Richard Guenther <rguenther@suse.de>
4726 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
4727 bases are dereferenced.
4729 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4731 PR rtl-optimization/48374
4732 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
4734 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4736 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
4737 compute_data_dependences_for_loop returns false.
4738 * tree-parloops.c (loop_parallel_p): Likewise.
4740 2012-01-25 Richard Guenther <rguenther@suse.de>
4742 * tree.h (get_pointer_alignment_1): Declare.
4743 * builtins.c (get_pointer_alignment_1): New function.
4744 (get_pointer_alignment): Use it.
4746 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4748 PR rtl-optimization/48308
4749 * combine.c (enum undo_kind): Add UNDO_LINKS.
4750 (struct undo): Add member l to other_contents and where.
4751 (do_SUBST_LINK): New.
4753 (try_combine): Handle LOG_LINKS for the dummy i1 case.
4754 (undo_all): Handle UNDO_LINKS.
4756 2012-01-25 Richard Henderson <rth@redhat.com>
4758 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
4761 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4763 * optabs.c (gen_atomic_test_and_set): Use each argument.
4765 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4767 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
4768 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
4769 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
4770 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
4771 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
4772 TARGET_PAIRED_SINGLE_FLOAT.
4774 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4776 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4777 (in_struct, return_val): Remove MEM documentation.
4778 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
4779 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4780 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
4782 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4783 * cfgexpand.c (add_alias_set_conflicts): Likewise.
4784 * expr.c (store_field): Likewise.
4785 * function.c (assign_stack_temp_for_type): Likewise.
4786 * ifcvt.c (noce_try_cmove_arith): Likewise.
4787 * reload1.c (reload): Likewise.
4788 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
4789 (alpha_set_memflags): Likewise.
4790 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
4792 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4794 * rtl.h (true_dependence, canon_true_dependence): Remove varies
4796 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
4797 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
4798 (true_dependence_1, true_dependence, canon_true_dependence): Remove
4800 * cselib.c (cselib_rtx_varies_p): Delete.
4801 (cselib_invalidate_mem): Update call to canon_true_dependence.
4802 * dse.c (record_store, check_mem_read_rtx): Likewise.
4803 (scan_reads_nospill): Likewise.
4804 * cse.c (check_dependence): Likewise.
4805 (cse_rtx_varies_p): Delete.
4806 * expr.c (safe_from_p): Update call to true_dependence.
4807 * ira.c (validate_equiv_mem_from_store): Likewise.
4808 (memref_referenced_p): Likewise.
4809 * postreload-gcse.c (find_mem_conflicts): Likewise.
4810 * sched-deps.c (sched_analyze_2): Likewise.
4811 * store-motion.c (load_kills_store): Likewise.
4812 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
4813 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4814 (compute_transp): Update call to canon_true_dependence.
4816 2012-01-25 Richard Henderson <rth@redhat.com>
4818 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
4819 (maybe_emit_atomic_test_and_set): New.
4820 (expand_sync_lock_test_and_set): Use it.
4821 (expand_atomic_test_and_set): Likewise.
4822 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
4823 the implementation; clarify implementation defined details.
4824 * doc/md.texi (atomic_test_and_set): Document.
4826 2012-01-25 Richard Henderson <rth@redhat.com>
4828 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
4830 2012-01-25 Richard Henderson <rth@redhat.com>
4833 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
4834 to effect no-op split.
4836 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4839 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
4840 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
4841 (BT_FN_VOID_PTR_INT_SIZE): New.
4842 (BT_FN_UINT_UINT_VAR): Remove.
4843 (BT_FN_UINT32_UINT32_VAR): New.
4844 (BT_FN_DOUBLE_VPTR): Remove.
4845 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
4847 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
4848 (_ITM_changeTransactionMode): Same.
4849 (_ITM_memmoveRtWt): Change return type to void.
4850 (_ITM_memcpyRtWt): Same.
4851 (_ITM_memsetW): Same.
4852 (_ITM_RaRD): Change types to double.
4857 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
4859 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4860 Patrick Marlier <patrick.marlier@gmail.com>
4862 * trans-mem.c (requires_barrier): Do not instrument thread local
4863 variables and emit save/restore for them.
4865 2012-01-24 Jason Merrill <jason@redhat.com>
4868 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4869 output static aliases.
4871 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4874 * common.opt (-pie, -shared, pie, shared): Change from Common to
4876 * gcc.c (display_help): Display help for -pie and -shared.
4878 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4881 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4882 Remove note on size/offset limitation.
4883 (AVR Variable Attributes): Add example how to read data located
4884 with progmem. Refer to named address spaces.
4885 * doc/invoke.texi (AVR Options): Fix typo.
4887 2012-01-24 Richard Guenther <rguenther@suse.de>
4889 Forward-port to trunk
4890 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4893 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4894 op0 isn't sufficiently aligned and there is movmisalignM
4895 insn for mode, use it to load op0 into a temporary register.
4897 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4900 * target.def (const_not_ok_for_debug_p): New hook.
4901 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4903 * doc/tm.texi: Regenerated.
4904 * dwarf2out.c (const_ok_for_output_1): If
4905 targetm.const_not_ok_for_debug_p returns true, fail.
4906 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4908 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4910 2012-01-23 Kai Tietz <ktietz@redhat.com>
4913 * config/i386/predicates.md (symbolic_operand): Allow
4914 UNSPEC_PCREL as PIC expression for lea.
4915 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4916 * config/i386/i386.c (ix86_delegitimize_address): Handle
4917 UNSPEC_PCREL for none-MEM, too.
4919 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4921 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4922 (ipa_tm_create_version_alias): Same.
4924 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4927 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4928 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4930 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4931 Patrick Marlier <patrick.marlier@gmail.com>
4932 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4935 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4936 simple_object_start_read.
4938 2012-01-23 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/51895
4942 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4943 parameter decomposition into BLKmode components.
4945 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4947 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4948 fake variables for restrict-qualified pointers whose pointed-to type
4949 contains a placeholder.
4951 2012-01-23 Richard Guenther <rguenther@suse.de>
4953 PR tree-optimization/51949
4954 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4956 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4958 PR rtl-optimization/51933
4959 * ree.c (transform_ifelse): Return true right away if dstreg is
4960 already wider or equal to cand->mode.
4961 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4962 (make_defs_and_copies_lists): Remove defs_list and copies_list
4963 arguments, add state argument, just truncate state->work_list
4964 instead of always allocating and freeing the vector. Assert that
4965 get_defs succeeds instead of returning 2. Changed return type to bool.
4966 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4967 have ext_src_mode, see if it has been modified already with the
4968 right kind of extension and has been extended before from the
4969 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4970 just return true. Remember the original mode in state->modified array.
4971 (combine_reaching_defs): Add state argument. Don't allocate and
4972 free here def_list, copied_list and vec vectors, instead just
4973 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4974 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4975 Add state variable, clear vectors in it, initialize state.modified
4976 if needed. Free all the vectors at the end and state.modified too.
4977 Don't skip a candidate if the extension expression has been modified.
4979 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4982 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4983 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4984 (extra_options) interix.opt -> i386/interix.opt"
4985 (extra_objs):Add winnt-stubs.o
4986 * configure.ac: Add interix to target_os .comm on PE check.
4987 * configure: Regenerate.
4988 * config/interix3.h: Delete and move bits to..
4989 * config/interix.h: Delete and move bits to..
4990 * config/i386/i386-interix3.h: Delete and move bits to..
4991 * config/i386/i386-interix.h: ..here.
4992 (TARGET_CPU_DEFAULT): Remove redefinition.
4993 (TARGET_ASM_CONSTRUCTOR): Undefine.
4994 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4995 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4996 (PTRDIFF_TYPE): Define.
4997 (LONG_DOUBLE_TYPE_SIZE): Define.
4998 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4999 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5000 (TARGET_SECTION_TYPE_FLAGS): Define.
5001 (ASM_DECLARE_FUNCTION_NAME): Define.
5002 (ASM_OUTPUT_EXTERNAL): Define.
5003 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5004 (ASM_OUTPUT_ALIGNED_BSS): Define.
5005 (PCC_BITFIELD_TYPE_MATTERS): Define.
5006 (USE_CONST_SECTION): Define.
5007 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5008 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5009 (SUPPORTS_ONE_ONLY): Remove.
5010 (I386_PE_STRIP_ENCODING): Define.
5011 * config/interix.opt: Delete and move bits to..
5012 * config/i386/interix.opt: ..here. New.
5013 (mpe-aligned-commons): Add.
5014 * config/i386/t-interix: Add copyright header.
5015 (winnt-stubs.o): Add rule.
5017 2012-01-22 Jason Merrill <jason@redhat.com>
5020 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5021 for extra name aliases.
5023 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5025 PR rtl-optimization/51924
5026 * ree.c (combine_set_extension): Improve debugging message.
5027 (combine_reaching_defs): Likewise.
5028 (get_defs): Rename confusingly named variable.
5029 (find_and_remove_re): Skip a candidate if the extension expression has
5032 2012-01-21 Robert Millan <rmh@gnu.org>
5033 Gerald Pfeifer <gerald@pfeifer.com>
5035 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5036 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5038 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5040 PR tree-optimization/51914
5041 * tree-vect-stmts.c (vectorizable_conversion): For
5042 cvt_type && modifier == WIDEN, put temporary with cvt_type
5043 at the beginning of vec_dsts and set vec_dest to temporary
5046 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5048 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5050 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5052 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5053 * config/rs6000/rs6000.c: Likewise.
5055 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5058 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5059 output_move_double on a copy of operands array.
5061 2012-01-20 Cary Coutant <ccoutant@google.com>
5062 Dodji Seketeli <dodji@redhat.com>
5065 * dwarf2out.c (copy_declaration_context): Return ref to parent
5066 of declaration DIE, if necessary.
5067 (remove_child_or_replace_with_skeleton): Add new parameter; update
5068 caller. Place skeleton DIE under parent DIE of original declaration.
5069 Move call to copy_declaration_context to here ...
5070 (break_out_comdat_types): ... from here.
5072 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5074 PR rtl-optimization/51856
5075 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5078 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5081 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5082 hints for neon loads and stores.
5084 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5088 * doc/extend.texi (Named Address Spaces): Split into subsections.
5089 (AVR Named Address Spaces): New subsection.
5090 (M32C Named Address Spaces): New subsection.
5091 (RL78 Named Address Spaces): New subsection.
5092 (SPU Named Address Spaces): New subsection.
5093 (Variable Attributes): New anchor "AVR Variable Attributes".
5094 (AVR Variable Attributes): Rewrite and avoid wording
5095 "address space" in this context.
5096 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5097 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5098 (AVR Built-in Macros): New subsubsection therein.
5099 * doc/md.texi (AVR constraints): Remove "C04", "R".
5101 2012-01-20 Richard Guenther <rguenther@suse.de>
5103 PR tree-optimization/51903
5104 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5105 when removing stmts.
5107 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5110 * config/arm/arm.c (arm_load_pic_register): Use
5111 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5112 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5113 (arm_pic_static_addr): Likewise.
5114 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5115 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5116 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5117 (pic_load_addr_unified): New.
5119 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5122 * function.c (instantiate_virtual_regs_in_insn): Use
5123 delete_insn_and_edges when removing a wrong asm insn.
5125 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5127 PR rtl-optimization/40761
5128 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5129 Add new member loop_num.
5130 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5131 (ira_build): Remove the parameter.
5133 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5134 (ira.c): Do not build CFG loops for one region allocation. Remove
5135 argument from ira_build call.
5137 * ira-build.c (init_loop_tree_node): New function.
5138 (create_loop_tree_nodes): Use it. Separate the case when CFG
5139 loops are not built.
5140 (more_one_region_p): Check current_loops.
5141 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5143 (add_loop_to_tree): Process loop equal to NULL too.
5144 (form_loop_tree): Separate the case when CFG loops are not built.
5145 Use explicitly number for the root.
5146 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5148 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5149 instead of loop->num.
5150 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5151 (mark_all_loops_for_removal): Ditto.
5152 (remove_unnecessary_regions): Separate the case when CFG loops
5154 (ira_build): Remove the parameter. Use explicit number of regions
5155 when CFG loops are not built.
5157 * ira-color.c (print_loop_title): Separate the case for the root node.
5158 Use loop_num instead of loop->num.
5159 (move_spill_restore): Use loop_num instead of loop->num.
5161 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5162 (change_loop): Ditto.
5163 (change_loop): Use loop_num instead of loop->num.
5165 * ira-lives.c (process_bb_node_lives): Ditto.
5167 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5169 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5171 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5174 * tree-mudflap.c (mf_artificial): New function.
5175 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5176 mx_register_decls, mudflap_enqueue_decl): Use it.
5179 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5180 numbers in the insn pattern.
5182 2012-01-19 Michael Matz <matz@suse.de>
5184 PR tree-optimization/46590
5185 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5186 use it in remembering which conflicts we already created.
5187 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5190 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5193 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5194 (merge_and_complain): Same.
5196 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5199 * config/initfini-array.h: Guard content of the header
5200 with #ifdef HAVE_INITFINI_ARRAY.
5201 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5202 Add initfini-array.h to tm_file here.
5203 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5204 * config.gcc: Don't add initfini-array.h to tm_file here.
5205 * configure: Regenerated.
5207 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5209 PR rtl-optimization/51505
5210 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5211 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5212 (df_note_bb_compute): Update the call to df_kill_notes.
5214 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5216 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5218 2012-01-18 Richard Guenther <rguenther@suse.de>
5220 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5221 of conversions to void *.
5223 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5224 Richard Sandiford <rdsandiford@googlemail.com>
5228 * optabs.h (simplify_expand_binop): Declare.
5229 * optabs.c (simplify_expand_binop): Make global.
5230 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5231 endian targets if the source cannot be exactly covered by word
5234 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5237 * hard-reg-set.h (struct hard_reg_set_container): New type.
5238 * target.h (struct hard_reg_set_container): Forward declare.
5239 * target.def (set_up_by_prologue): New target hook.
5240 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5241 * doc/tm.texi: Regenerated.
5242 * function.c (thread_prologue_and_epilogue_insns): Change
5243 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5244 Call targetm.set_up_by_prologue on it.
5245 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5246 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5248 2012-01-17 Nick Clifton <nickc@redhat.com>
5250 * config/rx/rx.c (rx_can_use_simple_return): New function.
5251 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5252 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5254 2012-01-17 Richard Guenther <rguenther@suse.de>
5257 * expr.c (expand_assignment): Take address-space information
5258 from the address operand of MEM_REF and TARGET_MEM_REF.
5259 (expand_expr_real_1): Likewise.
5261 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5263 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5264 reload dump is requested.
5266 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5269 * trans-mem.c (requires_barrier): Call may_be_aliased.
5271 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5273 PR tree-optimization/51877
5274 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5275 call arguments and fndecls compare equal, instead return false if they
5276 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5277 both SSA_NAMEs that are valueized the same, or they satisfy
5280 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5282 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5284 * configure: Regenerate.
5286 2012-01-16 Jan Hubicka <jh@suse.cz>
5290 * convert.c (convert_to_integer): Use fold_convert for
5291 converting an INTEGER_CST to integer type.
5293 2012-01-16 Jason Merrill <jason@redhat.com>
5296 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5298 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5301 * config/s390/s390.c (s390_chunkify_start): Don't skip
5302 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5303 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5304 If insn is followed by NOTE_INSN_VAR_LOCATION or
5305 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5306 Don't use location of note insns.
5308 PR tree-optimization/51865
5309 * tree-inline.c (tree_function_versioning): Call remap_decl
5310 on DECL_RESULT whenever it has VOID_TYPE_P type.
5312 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5314 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5315 for calls to locally-binding MIPS16 functions if only the return
5316 type uses float regs.
5318 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5319 Richard Sandiford <rdsandiford@googlemail.com>
5321 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5322 (SYMBOL_32_HIGH): Likewise.
5323 (mips_output_tls_reloc_directive): Declare.
5324 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5325 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5326 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5327 (mips_lo_relocs, mips_hi_relocs): Make extern.
5328 (mips16_stub_function): Move up file.
5329 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5330 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5331 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5332 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5333 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5334 (mips_get_tp): Add MIPS16 support.
5335 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5336 Generalize DTPREL and TPREL handling.
5337 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5338 Add MIPS16 TLS support.
5339 (mips_output_tls_reloc_directive): New function.
5340 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5341 * config/mips/predicates.md (symbolic_operand_with_high)
5342 (tls_reloc_operand): New predicates.
5343 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5344 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5345 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5346 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5347 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5348 (*tls_get_tp_mips16_call_<mode>): Likewise.
5350 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5352 PR rtl-optimization/51821
5353 * recog.c (peep2_find_free_register): Determine clobbered registers
5356 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5359 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5360 * config/avr/avr.c: Likewise.
5361 * config/avr/avr.h: Likewise.
5363 2012-01-13 Ian Lance Taylor <iant@google.com>
5366 * tree.h (TYPE_QUALS): Add cast to int.
5367 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5369 2012-01-13 Ian Lance Taylor <iant@google.com>
5371 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5372 comparing param_index to VEC_length result.
5374 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5376 * c-decl.c: Do not include tree-mudflap.h
5377 * tree-optimize.c: Likewise.
5378 * Makefile.in: Update dependencies.
5380 2012-01-13 Richard Guenther <rguenther@suse.de>
5383 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5384 variable-sized result always use RSO.
5386 2012-01-12 DJ Delorie <dj@redhat.com>
5388 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5389 pointer type, not just the default pointer type.
5391 2012-01-09 Richard Henderson <rth@redhat.com>
5392 Denis Chertykov <chertykov@gmail.com>
5395 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5396 * config/avr/avr.c (avr_can_eliminate): Simplify.
5397 (avr_initial_elimination_offset): Likewise.
5398 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5399 (expand_epilogue): Likewise.
5400 (avr_legitimize_address): Gut.
5401 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5402 (avr_hard_regno_nregs): New.
5403 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5404 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5405 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5406 add soft frame pointer.
5407 (CALL_USED_REGISTERS): Likewise.
5408 (REG_CLASS_CONTENTS): Likewise.
5409 (REGISTER_NAMES): Likewise.
5410 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5411 (HARD_FRAME_POINTER_REGNUM): New.
5412 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5413 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5414 remove the HARD_FRAME_POINTER self-elimination.
5416 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5419 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5420 DECL_EXTERNAL when checking for initializers of progmem variables.
5422 2012-01-12 Ira Rosen <irar@il.ibm.com>
5424 PR tree-optimization/51799
5425 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5426 that the last operation is a type demotion.
5428 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5430 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5431 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5433 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5436 * combine.c (distribute_notes): If i3 is a noreturn call,
5437 allow old_size to be equal to args_size and make sure the
5438 noreturn call gets REG_ARGS_SIZE note.
5439 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5440 on noreturn calls even when the delta is 0.
5442 2012-01-11 Nathan Sidwell <nathan@acm.org>
5444 * gcov.c (STRING_SIZE): Remove.
5445 (generate_results): Erase annotations for source files with no
5446 coverage information.
5448 (output_lines): Use it.
5450 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5452 * gimple.h (gimplify_body): Remove first argument.
5453 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5454 pointer set here, instead just pass DATA to walk_tree.
5455 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5456 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5457 (unvisit_body): Likewise, but with unmark_visited.
5458 (gimplify_body): Remove BODY_P argument and adjust.
5459 (gimplify_function_tree): Adjust call to gimplify_body.
5460 * omp-low.c (finalize_task_copyfn): Likewise.
5462 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5464 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5465 (build_function_type_skip_args): Delete.
5466 * tree.c (build_function_type_skip_args): Make static and add
5467 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5468 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5469 pass it to build_function_type_skip_args.
5470 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5471 (tree_function_versioning): Likewise.
5472 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5473 build_function_decl_skip_args.
5474 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5475 and pass it to build_function_decl_skip_args/tree_function_versioning.
5476 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5477 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5478 * trans-mem.c (ipa_tm_create_version): Likewise.
5479 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5480 * tree-inline.c (declare_return_variable): Remove always-true test.
5481 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5482 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5483 * ipa-split.c (split_function): Skip the return value for the split
5484 part if it doesn't return.
5486 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5488 PR tree-optimization/49642
5489 * ipa-split.c (forbidden_dominators): New variable.
5490 (check_forbidden_calls): New function.
5491 (dominated_by_forbidden): Likewise.
5492 (consider_split): Check for forbidden dominators.
5493 (execute_split_functions): Initialize and free forbidden
5494 dominators info; call check_forbidden_calls.
5496 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5498 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5500 2012-01-11 Nick Clifton <nickc@redhat.com>
5502 * config/rx/rx.md (return): Define pattern.
5504 2012-01-11 Richard Guenther <rguenther@suse.de>
5506 * doc/extend.texi (malloc attribute): Adjust according to
5509 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5510 Patrick Marlier <patrick.marlier@gmail.com>
5513 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5514 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5515 (ipa_tm_note_irrevocable): Same.
5516 (ipa_tm_scan_irr_block): Same.
5517 (ipa_tm_decrement_clone_counts): Same.
5518 (ipa_tm_scan_irr_function): Same.
5519 (ipa_tm_create_version_alias): Same.
5520 (ipa_tm_create_version): Same.
5521 (ipa_tm_transform_calls_redirect): Same.
5522 (ipa_tm_transform_calls): Same.
5523 (ipa_tm_transform_transaction): Same.
5524 (ipa_tm_execute): Same.
5526 2012-01-10 Richard Guenther <rguenther@suse.de>
5529 * opts.c (common_handle_option): Handle -Werror.
5531 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5533 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
5536 2012-01-10 Jason Merrill <jason@redhat.com>
5538 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
5541 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5543 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
5544 supports R_386_TLS_GD_PLT reloc.
5545 (gcc_cv_as_ix86_tlsldmplt): Check if linker
5546 supports R_386_TLS_LDM_PLT reloc.
5547 * configure: Regenerate.
5548 * config.in: Regenerate.
5550 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
5553 Extend __pgmx semantics to linearize memory.
5554 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
5555 determine if code comes inline or from libgcc.
5556 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
5557 (movmem_qi, movmem_qi): Set constraint #2 to "n".
5558 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
5559 (movmemx_qi, movmemx_hi): New insns.
5560 (xload_<mode>_libgcc): Rewrite to new insn condition.
5561 (xload_<mode>): Remove insns.
5562 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
5563 cases that don't satisfy avr_xload_libgcc_p().
5564 (avr_addr_space_convert): Allow converting in any direction.
5565 (avr_addr_space_subset_p): Return always true.
5566 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
5567 (avr_emit_movmemhi): Ditto.
5568 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
5569 (avr_out_movmem): Ditto.
5570 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
5571 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
5572 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
5573 (avr_encode_section_info): Encode 'progmem' in symbol flags.
5574 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
5576 2012-01-10 Richard Guenther <rguenther@suse.de>
5578 PR tree-optimization/50913
5579 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
5580 Require data-refs to be representable by Graphite with respect
5583 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
5585 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
5586 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
5588 2012-01-10 Tom de Vries <tom@codesourcery.com>
5590 PR rtl-optimization/51271
5591 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
5592 handling annulled branch.
5594 2012-01-10 Richard Henderson <rth@redhat.com>
5596 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
5597 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
5598 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
5599 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
5600 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
5601 arm_expand_vec_perm_const): New.
5602 * config/arm/arm-protos.h: Update.
5603 * config/arm/neon.md (UNSPEC_VCONCAT): New.
5604 (*neon_vswp<VDQX>): New.
5605 (neon_vcombine<VDX>): Use neon_split_vcombine.
5606 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
5607 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
5608 (vec_perm<VE>): New.
5610 2012-01-10 Richard Henderson <rth@redhat.com>
5612 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
5613 use it if reload_completed.
5614 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
5615 arm_output_asm_insn, arm_process_output_memory_barrier,
5616 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
5617 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
5618 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
5619 arm_process_output_sync_insn, arm_output_sync_insn,
5620 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
5621 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
5622 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
5623 (emit_unlikely_jump): New.
5624 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
5625 (arm_split_atomic_op): New.
5626 * config/arm/arm-protos.h: Update.
5627 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
5628 (struct arm_sync_generator): Remove.
5629 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
5630 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
5631 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
5632 (VUNSPEC_LL, VUNSPEC_SC): New.
5633 (sync_result, sync_memory, sync_required_value, sync_new_value,
5634 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
5635 (attr length): Don't use arm_sync_loop_insns.
5636 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
5637 (movsfcc, movdfcc): Likewise.
5638 * config/arm/constraints.md (Ua): New.
5639 * config/arm/prediates.md (mem_noofs_operand): New.
5640 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
5641 (sync_clobber, sync_t2_reqd): Remove.
5642 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
5643 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
5644 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
5645 (arm_sync_compare_and_swap<SIDI>): Remove.
5646 (arm_sync_compare_and_swap<NARROW>): Remove.
5647 (arm_sync_lock_test_and_set<SIDI>): Remove.
5648 (arm_sync_lock_test_and_set<NARROW>): Remove.
5649 (arm_sync_new_<syncop><SIDI>): Remove.
5650 (arm_sync_new_<syncop><NARROW>): Remove.
5651 (arm_sync_new_nand<SIDI>): Remove.
5652 (arm_sync_new_nand<NARROW>): Remove.
5653 (arm_sync_old_<syncop><SIDI>): Remove.
5654 (arm_sync_old_<syncop><NARROW>): Remove.
5655 (arm_sync_old_nand<SIDI>): Remove.
5656 (arm_sync_old_nand<NARROW>): Remove.
5657 (*memory_barrier): Merge arm_output_memory_barrier.
5658 (atomic_compare_and_swap<QHSD>): New.
5659 (atomic_compare_and_swap<NARROW>_1): New.
5660 (atomic_compare_and_swap<SIDI>_1): New.
5661 (atomic_exchange<QHSD>): New.
5662 (cas_cmp_operand, cas_cmp_str): New.
5663 (atomic_op_operand, atomic_op_str): New.
5664 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
5665 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
5666 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
5667 (arm_load_exclusive<NARROW>): New.
5668 (arm_load_exclusivesi, arm_load_exclusivedi): New.
5669 (arm_store_exclusive<QHSD>): New.
5671 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5673 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
5674 reload patterns if -mvsx-scalar-memory.
5676 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
5677 generated, even -mno-vsx-scalar-double was used.
5678 (vsx_xscvdpsp_scalar): Likewise.
5679 (vsx_xscvspdp_scalar2): Likewise.
5681 2012-01-09 Tom de Vries <tom@codesourcery.com>
5682 Andrew Pinski <apinski@cavium.com>
5685 * reorg.c (fill_slots_from_thread): Don't speculate
5686 frame-related insns.
5688 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
5690 * sched-int.h (bb_note): Move to...
5691 * basic-block.h: ...here.
5692 * haifa-sched.c (bb_note): Move to...
5693 * cfgrtl.c: ...here.
5694 * function.c (next_block_for_reg): New function.
5695 (move_insn_for_shrink_wrap): Likewise.
5696 (prepare_shrink_wrap): Rewrite to use the above.
5698 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
5700 * gimple.c (is_gimple_non_addressable): Remove.
5701 * gimple.h: Remove is_gimple_non_addressable.
5702 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
5703 is_gimple_non_addressable.
5704 * trans-mem.c (expand_assign_tm): Same.
5706 2012-01-09 Richard Guenther <rguenther@suse.de>
5708 PR tree-optimization/51775
5709 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
5710 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
5712 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5714 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5716 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5718 2012-01-09 Richard Guenther <rguenther@suse.de>
5720 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
5722 2012-01-08 Jan Hubicka <jh@suse.cz>
5724 PR tree-optimize/51680
5725 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
5726 on when known_vals needs to be computed; cleanup.
5728 2012-01-08 Jan Hubicka <jh@suse.cz>
5730 PR tree-optimize/51694
5731 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
5733 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
5735 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
5736 for -std=c++98 and -std=c++11 too.
5738 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
5740 * cfgloop.c (cancel_loop): Add free() of bbs array.
5742 2012-01-07 Jan Hubicka <jh@suse.cz>
5744 PR tree-optimization/51600
5745 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
5746 that benefits small functions.
5748 2012-01-07 Jan Hubicka <jh@suse.cz>
5750 * ipa-inline.c (want_inline_small_function_p): Fix formating.
5752 2012-01-07 Jan Hubicka <jh@suse.cz>
5754 PR tree-optimization/51680
5755 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
5756 whose inlining reduce unit size.
5758 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
5761 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
5762 Add canonical node to containing_mem chain after the non-canonical
5763 one, even if there weren't any locs to propagate.
5764 (remove_useless_values): Keep only canonical values.
5765 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
5766 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
5767 canonicalize mem_chain elements that are not discarded.
5769 2012-01-06 Jakub Jelinek <jakub@redhat.com>
5772 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
5773 before emitting functions.
5775 PR gcov-profile/50127
5776 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
5777 clear_aux_for_blocks.
5779 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
5782 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
5784 2012-01-06 Arnaud Charlet <charlet@adacore.com>
5786 * c-decl.c (ext_block): Moved up.
5787 (collect_all_refs, for_each_global_decl): Take ext_block into account.
5789 2012-01-06 Han Shen <shenhan@google.com>
5791 Translate built-in include paths for sysroot.
5792 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
5793 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
5795 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
5796 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
5798 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
5799 control whether sysroot should be prepended to gxx include dir.
5801 * configure: Regenerate.
5803 2012-01-06 Torvald Riegel <triegel@redhat.com>
5805 PR rtl-optimization/51771
5806 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
5807 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
5809 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5811 PR tree-optimization/51315
5812 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
5813 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
5815 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
5818 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
5819 for shrp pattern. Correctly handle and fixup shift variable.
5820 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
5822 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5825 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
5826 note when !ACCUMULATE_OUTGOING_ARGS.
5828 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5830 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
5832 (extract_range_from_unary_expr_1): Avoid useless computations.
5834 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5836 PR rtl-optimization/51767
5837 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
5838 of jump_block and add an extra edge for degenerated asm gotos.
5841 * stmt.c (check_unique_operand_names): Don't ICE during error
5842 reporting if i is from labels chain.
5845 * profile.c (branch_prob): Split bbs that have exit edge
5846 and need a fake entry edge too.
5848 2012-01-05 Jan Hubicka <jh@suse.cz>
5851 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
5854 2012-01-05 Richard Guenther <rguenther@suse.de>
5857 * tree-streamer-out.c (write_ts_optimization): New function.
5858 (streamer_write_tree_body): Call it.
5859 * tree-streamer-in.c (lto_input_ts_optimization): New function.
5860 (streamer_read_tree_body): Call it.
5861 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
5863 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5866 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5867 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5868 in_cleanup_point_expr before gimplify_stmt call and restore it
5870 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5871 in_cleanup_point_expr is false.
5873 2012-01-05 Richard Guenther <rguenther@suse.de>
5876 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5878 * toplev.c (process_options): Reject combining mudflap and LTO.
5879 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5881 2012-01-05 Richard Guenther <rguenther@suse.de>
5883 PR tree-optimization/51760
5884 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5886 (bit_value_unop): Handle UNDEFINED operands.
5887 (bit_value_binop): Likewise.
5889 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5891 * config/avr/avr.c (avr_replace_prefix): Remove.
5892 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5893 (avr_asm_function_rodata_section): Ditto.
5894 (avr_asm_select_section): Ditto.
5896 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5898 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5901 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5904 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5905 calls that have any non-fake successor edges.
5908 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5910 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5912 PR tree-optimization/51624
5913 * tree-sra.c (build_ref_for_model): When replicating a chain of
5914 COMPONENT_REFs, stop as soon as the offset would become negative.
5916 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5919 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5920 in .debug_loc on the floor.
5922 2012-01-04 Andrew Pinski <apinski@cavium.com>
5924 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5926 2012-01-04 Andrew Pinski <apinski@cavium.com>
5927 Adam Nemet <anemet@caviumnetworks.com>
5929 * config/mips/mips.md (size): Add SI and DI.
5930 (SIZE): New mode attribute.
5931 (U): New code attribute.
5932 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5933 (mips_lbux_<mode>): Delete.
5934 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5935 (mips_lhx): Use gen_mips_lhx_extsi.
5936 (mips_lhx_<mode>): Delete.
5938 (mips_l<size>x): New expand.
5939 (mips_lwx_<mode>): Delete.
5940 (mips_l<GPR:size>x_<P:mode>): New pattern.
5941 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5942 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5943 * config/mips/mips.c (mips_lx_address_p): New function.
5944 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5945 (dsp64): New availability predicate.
5946 (mips_builtins): Add an entry for __builtin_mips_ldx.
5947 * config/mips/mips.h (ISA_HAS_LBX): New define.
5948 (ISA_HAS_LBUX): Likewise.
5949 (ISA_HAS_LHX): Likewise.
5950 (ISA_HAS_LHUX): Likewise.
5951 (ISA_HAS_LWX): Likewise.
5952 (ISA_HAS_LWUX): Likewise.
5953 (ISA_HAS_LDX): Likewise.
5954 * doc/extend.texi (__builtin_mips_ldx): Document.
5956 2012-01-04 Tristan Gingold <gingold@adacore.com>
5958 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5959 when long pointers are used.
5960 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5961 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5962 (ia64-hp-*vms*): Remove.
5963 * config/vms/xm-vms64.h: Delete.
5965 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5968 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5970 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5972 * opts.c (finish_options): Remove duplicate sorry.
5974 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5977 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5980 2012-01-04 Richard Guenther <rguenther@suse.de>
5983 * tree.c (size_low_cst): New function.
5984 * tree.h (size_low_cst): Declare.
5985 * fold-const.c (fold_comparison): Use it to extract the low
5986 part of the POINTER_PLUS_EXPR offset.
5988 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5990 Fix clearing ZERO_REG
5991 * config/avr/avr.md (cc): Add alternative "ldi".
5992 (movqi_insn): Use it in cc attribute.
5993 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5994 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5995 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5997 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5999 * configure: Regenerate.
6001 2012-01-04 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/49651
6004 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6005 (var_can_have_subvars): Use it.
6006 (get_constraint_for_1): Only consider subfields if there can be any.
6008 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6011 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6012 to its new canonical_cselib_val and the cselib_val was in
6013 first_containing_mem chain, but the canonical_cselib_val was not,
6014 add the latter into the chain.
6015 (cselib_invalidate_mem): Compare canonical_cselib_val of
6016 addr_list chain elt with v.
6019 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6020 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6022 (output_macinfo_op): Don't ggc_strdup fd->filename.
6023 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6024 then ggc_strdup it. Don't free inc->info or cur->info.
6025 (output_macinfo): Don't free ref->info or file->info.
6027 2012-01-03 Ira Rosen <irar@il.ibm.com>
6029 PR tree-optimization/51269
6030 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6031 first_niters a pointer.
6032 (slpeel_tree_peel_loop_to_edge): Likewise.
6033 (vect_do_peeling_for_loop_bound): Update call to
6034 slpeel_tree_peel_loop_to_edge.
6035 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6036 here. Remove it from the parameters list.
6037 (vect_do_peeling_for_alignment): Update calls and compute
6040 2012-01-03 Richard Guenther <rguenther@suse.de>
6042 PR tree-optimization/51070
6043 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6044 Properly handle calls.
6046 2012-01-03 Richard Guenther <rguenther@suse.de>
6048 PR tree-optimization/51692
6049 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6050 the LHS of allocation stmts.
6052 2012-01-03 Olivier Hainque <hainque@adacore.com>
6054 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6056 2012-01-03 Olivier Hainque <hainque@adacore.com>
6058 * collect2.c (main): In AIX specific computations for vector
6059 insertions, use CONST_CAST2 to cast from char ** to const char **.
6061 2012-01-03 Richard Guenther <rguenther@suse.de>
6064 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6065 the context of a limbo DIE when it does not already exist.
6067 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6069 PR tree-optimization/51719
6070 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6071 but direct call is, clear direct call's lhs and don't add fallthrough
6072 edge from dcall_bb to join_bb and PHIs.
6074 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6076 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6077 the instructions emitted by the pattern.
6078 ("*TDC_insn_<mode>"): Add comment.
6080 2012-01-03 Richard Guenther <rguenther@suse.de>
6083 * fold-const.c (fold_comparison): Properly canonicalize
6084 tree offset and HOST_WIDE_INT bit position.
6086 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6088 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6089 operands for extzv pattern.
6091 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6094 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6097 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6099 * doc/invoke.texi (-flto and related options): Copy-edit.
6101 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6103 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6105 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6107 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6110 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6112 * expr.h (move_by_pieces_ninsns): Declare.
6113 * expr.c (move_by_pieces_ninsns): Make external.
6114 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6115 (mips_store_by_pieces_p): Likewise.
6116 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6117 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6118 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6119 (mips_store_by_pieces_p): Likewise.
6121 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6123 * passes.c (register_one_dump_file): Free full_name.
6125 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6126 (calculate_elim_costs_all_insns): Free offsets_at and
6127 offsets_known_at at the end and clear the pointers.
6129 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6131 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6132 this option introduced in r180739.
6134 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6137 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6138 (tmake_file target=avr): Add avr/t-multilib.
6140 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6141 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6142 * config/avr/genmultilib.awk: New file.
6143 * config/avr/t-multilib: New auto-generated file.
6144 * config/avr/multilib.h: New auto-generated file.
6145 * config/avr/t-avr (AVR_MCUS): New variable.
6146 (genopt.sh): Use it.
6147 (s-mlib): Depend on t-multilib.
6148 (t-multilib, multilib.h): New dependencies.
6149 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6150 (MULTILIB_OPTIONS): Remove.
6151 (MULTILIB_MATCHES): Remove.
6152 (MULTILIB_DIRNAMES): Remove.
6153 (MULTILIB_EXCEPTIONS): Remove:
6154 * config/avr/genopt.sh: Don't use hard coded file name;
6155 pass AVR_MCUS from t-avr instead.
6157 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6159 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6161 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6163 Implement light-weight DImode support.
6164 * config/avr/avr-dimode.md: New file.
6165 * config/avr/avr.md: Include it.
6166 (adjust_len): Add plus64, compare64.
6167 (HIDI): Remove code iterator.
6168 (code_stdname): New code attribute.
6169 (rotx, rotsmode): Remove DI.
6170 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6172 * config/avr/avr-protos.h (avr_have_dimode): New.
6173 (avr_out_plus64, avr_out_compare64): New.
6174 * config/avr/avr.c (avr_out_compare): Handle DImode.
6175 (avr_have_dimode): New variable definition and initialization.
6176 (avr_out_compare64, avr_out_plus64): New functions.
6177 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6178 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6179 (avr_compare_pattern): Skip DImode comparisons.
6181 2012-01-02 Revital Eres <revital.eres@linaro.org>
6183 * ddg.c (def_has_ccmode_p): New function.
6184 (add_cross_iteration_register_deps,
6185 create_ddg_dep_from_intra_loop_link): Call it.
6187 2012-01-02 Richard Guenther <rguenther@suse.de>
6190 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6192 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6194 * gcc.c (process_command): Update copyright notice dates.
6195 * gcov.c (print_version): Likewise.
6196 * gcov-dump.c (print_version): Likewise.
6197 * mips-tfile.c (main): Likewise.
6198 * mips-tdump.c (main): Likewise.
6200 2012-01-01 Ira Rosen <irar@il.ibm.com>
6202 PR tree-optimization/51704
6203 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6204 a use is inside the basic block or loop before accessing its vect info.
6206 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6208 PR rtl-optimization/51069
6209 * cfgloopmanip.c (remove_path): Removing path making irreducible
6210 region unconditional makes BB part of the region.
6212 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6214 PR tree-optimization/51683
6215 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6216 calls with side-effects.
6217 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6219 Copyright (C) 2012 Free Software Foundation, Inc.
6221 Copying and distribution of this file, with or without modification,
6222 are permitted in any medium without royalty provided the copyright
6223 notice and this notice are preserved.