1 2016-02-16 Richard Biener <rguenther@suse.de>
3 PR rtl-optimization/69291
4 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7 2016-02-16 Tom de Vries <tom@codesourcery.com>
10 * omp-low.c (simd_clone_create): Remove call to
11 symtab->call_cgraph_insertion_hooks.
13 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15 PR tree-optimization/69802
16 * tree-ssa-reassoc.c (update_range_test): If op is
17 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
18 op == 1 test of precision 1 integral op, otherwise handle
19 that case as op itself. Fix up formatting.
20 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
23 2016-02-16 Richard Biener <rguenther@suse.de>
25 PR tree-optimization/69586
26 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
27 types for conversion sources.
29 2016-02-16 Richard Biener <rguenther@suse.de>
32 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
35 2016-02-16 Alan Modra <amodra@gmail.com>
38 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
39 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
40 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
42 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
43 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
44 (p8_fmrgow_<mode>): Likewise.
45 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
47 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
48 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
49 to use movdi_internal64. Remove op0_di.
50 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
52 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
54 Add support for the FCCMP insn types
56 * config/aarch64/aarch64.md (fccmp): Change insn type.
58 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
59 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
60 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
61 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
62 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
63 * config/arm/types.md (fccmps): Add new insn type.
66 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
68 * alias.c (get_alias_set): Fix a typo in comment.
70 2016-02-15 Richard Biener <rguenther@suse.de>
72 PR tree-optimization/69595
73 * match.pd: Complete range test simplification to true.
75 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
77 PR rtl-optimization/69648
78 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
81 PR rtl-optimization/69752
82 * ira.c (update_equiv_regs): When looking for more than a single SET,
83 also take other side effects into account.
85 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
87 * config/s390/s390.c (s390_function_profiler): Add a new sequence
88 for z900+ CPUs in 31-bit mode.
90 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
92 * common/config/s390/s390-common.c (s390_supports_split_stack):
94 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
95 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
96 * config/s390/s390.c (struct machine_function): New field
97 split_stack_varargs_pointer.
98 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
99 in s390_emit_prologue.
100 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
102 (morestack_ref): New global.
103 (SPLIT_STACK_AVAILABLE): New macro.
104 (s390_expand_split_stack_prologue): New function.
105 (s390_live_on_entry): New function.
106 (s390_va_start): Use split-stack vararg pointer if appropriate.
107 (s390_asm_file_end): Emit the split-stack note sections.
108 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
109 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
110 (UNSPECV_SPLIT_STACK_CALL): New unspec.
111 (UNSPECV_SPLIT_STACK_DATA): New unspec.
112 (split_stack_prologue): New expand.
113 (split_stack_space_check): New expand.
114 (split_stack_data): New insn.
115 (split_stack_call): New expand.
116 (split_stack_call_*): New insn.
117 (split_stack_cond_call): New expand.
118 (split_stack_cond_call_*): New insn.
120 2016-02-15 Richard Biener <rguenther@suse.de>
122 PR tree-optimization/69783
123 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
124 Add trivially correct cases.
126 2016-02-15 Tom de Vries <tom@codesourcery.com>
129 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
131 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
133 2016-02-15 Richard Biener <rguenther@suse.de>
135 PR tree-optimization/69776
136 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
137 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
138 indicate whether we can use TBAA to disambiguate against stores.
139 Use alias-set zero if not.
140 (visit_reference_op_store): Do not use TBAA when looking up
142 * tree-ssa-pre.c (compute_avail): Use TBAA here.
143 (eliminate_dom_walker::before_dom_children): But not when looking
146 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
148 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
150 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
152 * config/i386/znver1.md
153 (znver1_pop, znver1_pop_mem,
154 znver1_load_imov_double_store,
155 znver1_load_imov_direct_store,
156 znver1_load_imov_direct_load,
157 znver1_load_imov_double_load): Add new.
158 (znver1_insn, znver1_insn_load): Add icmov type.
160 znver1_sseavx_fma_load,
162 znver1_avx256_fma_load): Fix pipe usage.
164 2016-02-14 Alan Modra <amodra@gmail.com>
167 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
168 with an invalid hard reg, reload just the reg not the entire
169 pre/post-inc/dec address expression.
171 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
174 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
175 fixed R1_REG scratch reg.
176 (sibcall_value_pcrel_fdpic): Likewise.
178 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
182 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
184 2016-02-12 Walter Lee <walt@tilera.com>
186 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
187 * config/tilegx/t-tilegx: Likewise.
189 2016-02-12 David Malcolm <dmalcolm@redhat.com>
192 * diagnostic-show-locus.c (struct line_span): New struct.
193 (layout::get_first_line): Delete.
194 (layout::get_last_line): Delete.
195 (layout::get_num_line_spans): New member function.
196 (layout::get_line_span): Likewise.
197 (layout::print_heading_for_line_span_index_p): Likewise.
198 (layout::get_expanded_location): Likewise.
199 (layout::calculate_line_spans): Likewise.
200 (layout::m_first_line): Delete.
201 (layout::m_last_line): Delete.
202 (layout::m_line_spans): New field.
203 (layout::layout): Update comment. Replace m_first_line and
204 m_last_line with m_line_spans, replacing their initialization
205 with a call to calculate_line_spans.
206 (diagnostic_show_locus): When printing source lines and
207 annotations, rather than looping over a single span
208 of lines, instead loop over each line_span within
209 the layout, with an inner loop over the lines within them.
210 Call the context's start_span callback when changing line spans.
211 * diagnostic.c (diagnostic_initialize): Initialize start_span.
212 (diagnostic_build_prefix): Break out the building of the location
213 part of the string into...
214 (diagnostic_get_location_text): ...this new function, rewriting
215 it from nested ternary expressions to a sequence of "if"
217 (default_diagnostic_start_span_fn): New function.
218 * diagnostic.h (diagnostic_start_span_fn): New typedef.
219 (diagnostic_context::start_span): New field.
220 (default_diagnostic_start_span_fn): New prototype.
222 2016-02-12 David Malcolm <dmalcolm@redhat.com>
225 * gcc.c (driver::finalize): Fix cleanup of "specs".
227 2016-02-12 David Malcolm <dmalcolm@redhat.com>
231 * gcc.c (driver::driver): Initialize m_option_suggestions.
232 (driver::~driver): Clean up m_option_suggestions.
233 (suggest_option): Convert to...
234 (driver::suggest_option): ...this, and split out into
235 driver::build_option_suggestions and find_closest_string.
236 (driver::build_option_suggestions): New function, from
237 first half of suggest_option. Special-case
238 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
239 the sanitizer_opts array. For options of enum types, add the
240 various enum values to the candidate strings.
241 (driver::handle_unrecognized_options): Remove "const".
242 * gcc.h (driver::handle_unrecognized_options): Likewise.
243 (driver::build_option_suggestions): New decl.
244 (driver::suggest_option): New decl.
245 (driver::m_option_suggestions): New field.
246 * opts-common.c (add_misspelling_candidates): New function.
247 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
249 * opts.h (sanitizer_opts): New array decl.
250 (add_misspelling_candidates): New function decl.
251 * spellcheck.c (find_closest_string): New function.
252 * spellcheck.h (find_closest_string): New function decl.
254 2016-02-12 Jakub Jelinek <jakub@redhat.com>
256 PR rtl-optimization/69764
257 PR rtl-optimization/69771
258 * optabs.c (expand_binop_directly): For shift_optab_p, force
259 convert_modes with VOIDmode if xop1 has VOIDmode.
261 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
264 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
265 to correctly determine instrumentation thunks.
267 2016-02-12 Jakub Jelinek <jakub@redhat.com>
270 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
271 type by reference, force lhs on the call.
274 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
275 Compute retval and retbnd early in all cases if split_part_return_p
276 and return_bb is not EXIT. Remove all clobber stmts and reset
277 all debug stmts that refer to SSA_NAMEs defined in split part,
278 except if it is retval, in that case replace the old retval with the
279 lhs of the call to the split part.
281 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
284 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
287 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
288 whose result is used in PHI.
289 (maybe_optimize_range_tests): Likewise.
290 (final_range_test_p): Likweise.
292 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
295 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
296 whose result is used in PHI.
297 (maybe_optimize_range_tests): Likewise.
298 (final_range_test_p): Likweise.
300 2016-02-12 Jakub Jelinek <jakub@redhat.com>
302 * cgraph.c: Spelling fixes - behaviour -> behavior and
303 neighbour -> neighbor.
304 * target.def: Likewise.
305 * sel-sched.c: Likewise.
306 * config/mips/mips.c: Likewise.
307 * config/arc/arc.md: Likewise.
308 * config/arm/cortex-a57.md: Likewise.
309 * config/arm/arm.c: Likewise.
310 * config/arm/neon.md: Likewise.
311 * config/arm/arm-c.c: Likewise.
312 * config/vms/vms-c.c: Likewise.
313 * config/s390/s390.c: Likewise.
314 * config/i386/znver1.md: Likewise.
315 * config/i386/i386.c: Likewise.
316 * config/ia64/hpux-unix2003.h: Likewise.
317 * config/msp430/msp430.md: Likewise.
318 * config/rx/rx.c: Likewise.
319 * config/rx/rx.md: Likewise.
320 * config/aarch64/aarch64-simd.md: Likewise.
321 * config/aarch64/aarch64.c: Likewise.
322 * config/nvptx/nvptx.c: Likewise.
323 * config/bfin/bfin.c: Likewise.
324 * config/cris/cris.opt: Likewise.
325 * config/rs6000/rs6000.c: Likewise.
326 * target.h: Likewise.
327 * spellcheck.c: Likewise.
328 * ira-build.c: Likewise.
329 * tree-inline.c: Likewise.
330 * builtins.c: Likewise.
331 * lra-constraints.c: Likewise.
332 * explow.c: Likewise.
334 * targhooks.c: Likewise.
335 * tree-vect-data-refs.c: Likewise.
337 * doc/tm.texi: Likewise.
338 * doc/extend.texi: Likewise.
339 * doc/install.texi: Likewise.
340 * doc/md.texi: Likewise.
341 * tree-ssa-tail-merge.c: Likewise.
342 * sched-int.h: Likewise.
343 * match.pd: Likewise.
344 * sched-ebb.c: Likewise.
345 * target.def (omit_struct_return_reg): Likewise.
346 * gimple-ssa-isolate-paths.c: Likewise.
347 (find_implicit_erroneous_behaviour): Renamed to...
348 (find_implicit_erroneous_behavior): ... this.
349 (find_explicit_erroneous_behaviour): Renamed to...
350 (find_explicit_erroneous_behavior): ... this.
351 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
353 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
355 PR rtl-optimization/64682
356 PR rtl-optimization/69567
357 PR rtl-optimization/69737
358 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
359 in I2 as well, just lose it.
361 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
363 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
365 (aarch64_last_printed_tune_string): Likewise.
366 (aarch64_declare_function_name): Only output .arch assembler
367 directive if it will be different from the previously output
368 directive. Same for .tune comment but only if -dA is set.
369 (aarch64_start_file): New function.
370 (TARGET_ASM_FILE_START): Define.
372 2016-02-11 David Malcolm <dmalcolm@redhat.com>
375 * Makefile.in (PLUGIN_HEADERS): Add params.list.
377 2016-02-11 Jakub Jelinek <jakub@redhat.com>
380 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
381 -Wmaybe-uninitialized warning.
383 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
386 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
388 2016-02-11 Richard Biener <rguenther@suse.de>
390 PR rtl-optimization/69291
391 * ifcvt.c (noce_try_store_flag_constants): Do not allow
392 subexpressions affected by changing the result.
394 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
397 * lra-constraints.c (curr_insn_transform): Find in/out operands
398 for secondary memory moves. Update dups.
400 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
402 PR tree-optimization/69652
403 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
404 to nested loop, did source re-formatting, skip debug statements,
405 add check on statement with volatile operand, remove dead scalar
408 2016-02-10 Jakub Jelinek <jakub@redhat.com>
409 Patrick Palka <ppalka@gcc.gnu.org>
413 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
414 calls if the return type is TREE_ADDRESSABLE.
415 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
416 * ipa-split.c (split_function): Fix doubled "we" in comment.
417 Use void return type for the split part even if
418 !split_point->split_part_set_retval.
420 2016-02-10 Bin Cheng <bin.cheng@arm.com>
422 PR tree-optimization/68021
423 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
424 when computing the value of biv cand by itself.
426 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
428 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
429 (cortexa57_tunings): Likewise.
430 (cortexa72_tunings): Likewise.
431 (arch_macro_fusion_pair_p): Add support for AES fusion.
432 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
433 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
434 Allow virtual registers before reload so early scheduling works.
435 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
436 correct latency and pipeline.
437 (cortex_a57_crypto_complex): Likewise.
438 (cortex_a57_crypto_xor): Likewise.
439 (define_bypass): Add AES bypass.
441 2016-02-10 Richard Biener <rguenther@suse.de>
443 PR tree-optimization/69726
444 * passes.def: Add DCE pass before late uninit.
445 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
446 really fixup if-conversions job.
448 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
450 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
451 (arm_cortex_a57_tune): Likewise.
452 (aarch_macro_fusion_pair_p): Add support for AES fusion.
453 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
455 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
457 * timevar.def (TV_PHASE_DBGINFO): Delete.
458 (TV_PHASE_CHECK_DBGINFO): Likewise.
459 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
461 2016-02-10 Richard Biener <rguenther@suse.de>
463 PR tree-optimization/69719
464 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
465 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
467 2016-02-09 Andrew Pinski <apinski@cavium.com>
470 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
471 get_vcond_mask_icode returns false.
473 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
476 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
477 an ADDIS that adds a pointer to a large constant that sets the
478 upper16 bits with a load operation.
480 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
483 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
485 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
487 (vzipq_s16): Likewise.
488 (vzipq_s32): Likewise.
489 (vzipq_f32): Likewise.
490 (vzipq_u8): Likewise.
491 (vzipq_u16): Likewise.
492 (vzipq_u32): Likewise.
493 (vzipq_p8): Likewise.
494 (vzipq_p16): Likewise.
496 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
499 * config/arm/arm.c (neon_endian_lane_map): New function.
500 (neon_vector_pair_endian_lane_map): New function.
501 (arm_evpc_neon_vuzp): Allow for big endian lane order.
502 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
504 (vuzpq_s16): Likewise.
505 (vuzpq_s32): Likewise.
506 (vuzpq_f32): Likewise.
507 (vuzpq_u8): Likewise.
508 (vuzpq_u16): Likewise.
509 (vuzpq_u32): Likewise.
510 (vuzpq_p8): Likewise.
511 (vuzpq_p16): Likewise.
513 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
516 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
519 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
521 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
522 truncate const_int operand 1 to QImode.
524 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
526 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
527 corresponding to an abnormal edge.
529 2016-02-09 Tom de Vries <tom@codesourcery.com>
531 PR tree-optimization/69599
532 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
534 (find_func_aliases_for_builtin_call, find_func_clobbers)
535 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
538 2016-02-09 Richard Biener <rguenther@suse.de>
540 PR tree-optimization/69715
541 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
542 LHS on calls as non-rewritable.
544 2016-02-09 Tom de Vries <tom@codesourcery.com>
547 * lto-wrapper.c (append_diag_options): New function.
548 (compile_offload_image): Call append_diag_options.
550 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
553 * doc/extend.texi (Flag Output Operands): Correct sectioning.
554 Minor copy-edit to fix verb tenses.
556 2016-02-08 Jakub Jelinek <jakub@redhat.com>
558 PR tree-optimization/69209
559 * ipa-split.c (split_function): If split part is not
560 returning retval, retval has gimple type but is not
561 gimple value, force it into a SSA_NAME first.
563 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
565 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
568 2016-02-08 Jason Merrill <jason@redhat.com>
571 * convert.c (convert_to_integer_1): Check dofold on truncation
573 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
574 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
575 Rename from *_nofold.
576 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
577 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
579 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
582 * tree.c (build_common_tree_nodes): Remove short_double argument.
584 * tree.h (build_common_tree_nodes): Adjust declaration.
585 * doc/invoke.texi (-fshort-double): Remove documentation.
586 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
587 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
588 * lto-wrapper.c (merge_and_complain, append_compiler_options)
589 (append_linker_options): Don't handle OPT_fshort_double.
591 PR rtl-optimization/68730
592 * lra-remat.c (insn_to_cand_activation): New static variable.
593 (lra_remat): Allocate and free it.
594 (create_cand): New arg activation. Initialize a field in
595 insn_to_cand_activation if it is nonnull.
596 (create_cands): Pass the activation insn to create_cand when making
597 a candidate involving an output reload. Reorganize code a little.
598 (do_remat): Keep track of active status of candidates in a separate
601 2016-02-08 Richard Biener <rguenther@suse.de>
603 PR tree-optimization/69719
604 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
605 Properly use absolute of the difference of the two offsets to
606 compare or adjust the segment length.
608 2016-02-08 Richard Biener <rguenther@suse.de>
609 Jeff Law <law@redhat.com>
612 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
613 types for anonymous SSA names.
615 2016-02-08 Richard Biener <rguenther@suse.de>
617 PR rtl-optimization/69274
618 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
620 2016-02-08 Jeff Law <law@redhat.com>
622 PR tree-optimization/65917
623 * tree-ssa-dom.c (record_temporary_equivalences): Record both
624 equivalences from if (x == y) style conditionals.
625 (loop_depth_of_name): Remove.
626 (record_equality): Remove loop depth check.
627 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
628 (const_and_copies::record_const_or_copy_raw): New member function.
629 * tree-ssa-scopedtables.c
630 (const_and_copies::record_const_or_copy_raw): New, factored out of
631 (const_and_copies::record_const_or_copy): Call new member function.
633 2016-02-05 Jeff Law <law@redhat.com>
635 PR tree-optimization/68541
636 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
637 (count_stmts_in_block): New function.
638 (poor_ifcvt_candidate_code): Likewise.
639 (is_feasible_trace): Add some heuristics to determine when path
640 splitting is profitable.
641 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
642 is a diamond with a single exit.
644 2016-02-05 Martin Sebor <msebor@redhat.com>
647 * doc/invoke.texi: Update -Wplacement-new to take an optional
650 2016-02-06 Richard Henderson <rth@redhat.com>
653 * tree.c (tree_nop_conversion_p): Do not strip casts into or
654 out of non-standard address spaces.
656 2016-02-05 Jakub Jelinek <jakub@redhat.com>
658 PR rtl-optimization/69691
659 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
661 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
663 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
664 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
665 (*ieee128_mfvsrd_64bit): Likewise.
666 (*ieee128_mfvsrd_32bit): Likewise.
668 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
672 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
674 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
675 instrumented_version.
677 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
679 * doc/invoke.texi (Optimize Options): In table of --param options
680 rename second occurrence of tracer-min-branch-ratio to
681 tracer-min-branch-probability, rename
682 tracer-min-branch-ratio-feedback to
683 tracer-min-branch-probability-feedback and clarify description,
684 rename sched-spec-state-edge-prob-cutoff to
685 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
686 to selsched-insns-to-rename, rename lto-minpartition to
687 lto-min-partition, delete reorder-blocks-duplicate and
688 reorder-blocks-duplicate-feedback.
690 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
692 * config/s390/s390.c (s390_register_info_set_ranges): Remove
695 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
697 * doc/extend.texi: S/390: Correct some typos.
699 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
701 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
703 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
706 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
707 (s390_register_info_gprtofpr): Use new macros above.
708 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
710 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
711 its name. Adjust restore and save gpr ranges.
712 (s390_register_info_set_ranges): New function.
713 (s390_register_info): Use new macros above. Call
714 s390_register_info_set_ranges.
715 (s390_optimize_register_info): Likewise.
716 (s390_hard_regno_rename_ok): Use new macros.
717 (s390_hard_regno_scratch_ok): Likewise.
718 (s390_emit_epilogue): Likewise.
719 (s390_can_use_return_insn): Likewise.
720 (s390_optimize_prologue): Likewise.
721 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
723 2016-02-05 Jakub Jelinek <jakub@redhat.com>
726 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
728 (ix86_option_override_internal): Disable TARGET_STV even for
729 -m{incoming,preferred}-stack-boundary=3.
731 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
733 * config.gcc: Mark deprecated rtems targets as obsolete.
735 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
737 PR rtl-optimization/64682
738 PR rtl-optimization/69567
739 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
740 before I2 only if the register is both used and set in I2.
742 2016-02-04 DJ Delorie <dj@redhat.com>
744 * config/msp430/msp430.c (msp430_start_function): Add function type.
746 2016-02-04 Jakub Jelinek <jakub@redhat.com>
749 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
751 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
753 PR rtl-optimization/69577
755 2015-10-29 Richard Henderson <rth@redhat.com>
759 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
760 sse check to the exact conditions of PR 67609.
762 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
765 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
766 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
767 not allowed into the traditional Altivec registers.
768 (movtd_64bit_nodm): Likewise.
769 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
771 2016-02-04 David Malcolm <dmalcolm@redhat.com>
773 * config/aarch64/cortex-a57-fma-steering.c
774 (aarch64_register_fma_steering): Remove "static" from arguments
777 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
780 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
783 2016-02-04 Mike Frysinger <vapier@gentoo.org>
785 * doc/invoke.texi: Delete -mno-fma4.
787 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
789 PR rtl-optimization/69577
790 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
791 (find_subregs_of_mode): Update accordingly. Iterate over partial
794 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
796 * config/arm/arm-protos.h (neon_reinterpret): Remove.
797 * config/arm/arm.c (neon_reinterpret): Remove.
798 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
799 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
800 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
801 vreinterpretti): Remove.
802 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
803 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
804 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
805 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
806 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
807 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
808 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
809 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
810 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
811 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
812 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
813 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
814 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
815 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
816 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
817 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
818 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
819 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
820 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
821 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
822 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
823 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
824 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
825 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
826 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
827 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
828 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
829 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
830 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
831 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
832 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
833 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
834 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
835 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
836 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
837 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
838 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
839 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
840 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
841 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
842 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
843 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
844 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
845 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
846 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
847 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
848 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
849 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
850 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
851 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
852 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
853 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
854 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
855 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
856 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
857 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
858 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
859 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
860 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
861 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
862 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
863 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
864 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
865 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
866 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
867 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
868 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
869 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
870 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
871 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
872 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
873 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
874 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
875 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
876 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
877 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
878 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
879 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
880 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
881 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
882 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
883 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
884 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
885 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
886 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
887 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
888 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
889 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
890 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
891 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
892 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
893 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
894 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
895 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
896 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
897 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
898 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
899 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
900 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
901 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
902 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
903 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
904 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
906 2016-02-04 Martin Liska <mliska@suse.cz>
909 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
910 that are gimple_store_p.
911 (maybe_instrument_call): Likewise.
913 2016-02-04 Bin Cheng <bin.cheng@arm.com>
915 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
916 register scaling out of memory reference and comment why.
918 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
922 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
923 folding the source of a SET.
925 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
929 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
930 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
932 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
936 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
939 2016-02-04 Christian Bruel <christian.bruel@st.com>
941 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
942 * config/arm/arm.c (arm_set_current_function): Likewise.
944 2016-02-04 Jakub Jelinek <jakub@redhat.com>
945 Ilya Enkovich <enkovich.gnu@gmail.com>
946 H.J. Lu <hongjiu.lu@intel.com>
949 * config/i386/i386.c (convert_scalars_to_vector): Remove
950 stack alignment fixes.
951 (ix86_option_override_internal): Disable TARGET_STV if stack
952 might not be aligned enough.
953 (ix86_minimum_alignment): Assert that TARGET_STV is false.
955 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
957 * gcc/config/i386/x86-tune.def: Disable default prefetching
960 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
961 Vladimir Makarov <vmakarov@redhat.com>
964 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
965 in validating fused toc addresses.
967 2016-02-03 Jakub Jelinek <jakub@redhat.com>
970 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
971 range->m_caret fields if range->m_show_caret_p is false.
974 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
975 Force oldval into register if it does not satisfy reg_or_short_operand
976 predicate. Fix up formatting.
978 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
979 Alexandre Oliva <aoliva@redhat.com>
982 * lra-constraints.c (simplify_operand_subreg): Check additionally
983 address validity after potential reloading.
984 (process_address_1): Check insns validity. In case of failure do
987 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
990 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
993 2016-02-02 Jakub Jelinek <jakub@redhat.com>
995 * wide-int.cc (canonize_uhwi): New function.
996 (wi::divmod_internal): Use it.
998 2016-02-02 James Norris <jnorris@codesourcery.com
1000 * gimplify.c (omp_notice_variable): Add usage check.
1002 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
1004 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1005 like LE, GE, LT, GT when emitting relational operator.
1007 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1009 * ira-costs.c (find_costs_and_classes): Add extra argument.
1010 * target.def (ira_change_pseudo_allocno_class): Add parameter.
1011 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1012 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1013 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1014 Add best_class parameter, and return it if not ALL_REGS.
1015 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1017 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1020 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1022 * config/aarch64/aarch64.c
1023 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1024 (aarch64_ira_change_pseudo_allocno_class): New function.
1026 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1029 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1031 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1033 * config/avr/avr.c (avr_option_override): Set
1034 PARAM_ALLOW_STORE_DATA_RACES to 1.
1036 2016-02-02 Richard Biener <rguenther@suse.de>
1038 PR tree-optimization/69595
1039 * match.pd: Add range test simplifications to true/false.
1041 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1043 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1044 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1047 2016-02-02 Richard Biener <rguenther@suse.de>
1049 PR tree-optimization/69606
1050 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1051 info on the result before moving a stmt.
1053 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1056 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1057 branch with vector comparison.
1058 * config/i386/sse.md (VI48_AVX): New mode iterator.
1059 (define_expand "cbranch<mode>4): Add support for conditional branch
1060 with vector comparison.
1061 * tree-vect-loop.c (optimize_mask_stores): New function.
1062 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1063 has_mask_store field of vect_info.
1064 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1065 vectorized loops having masked stores after vec_info destroy.
1066 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1067 correspondent macros.
1068 (optimize_mask_stores): Add prototype.
1070 2016-02-02 Alan Modra <amodra@gmail.com>
1073 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1076 2016-02-02 Alan Modra <amodra@gmail.com>
1079 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1080 whenever toc_label_name used.
1081 (rs6000_file_start): Don't set up toc section here,
1082 (rs6000_output_function_epilogue): do so here instead,
1083 (rs6000_xcoff_file_start): and here.
1084 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1085 (load_toc_aix_di): Likewise.
1087 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1089 PR rtl-optimization/69592
1090 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1091 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1092 (num_sign_bit_copies_binary_arith_p): New inline function.
1093 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1095 2016-02-01 Jeff Law <law@redhat.com>
1097 PR tree-optimization/69580
1098 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1099 * tree-ssa-threadbackward.c
1100 (fsm_find_control_statement_thread_paths): Do not try to walk
1101 through large PHI nodes.
1103 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1105 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1106 when count is incremented above limit, don't analyze further
1109 * omp-low.c (oacc_parse_default_dims): Avoid
1110 -Wsign-compare warning, make sure value fits into int
1111 rather than just unsigned int.
1113 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1115 PR tree-optimization/67921
1116 * fold-const.c (split_tree): New parameters. Convert pointer
1117 type variable part to proper type before negating.
1118 (fold_binary_loc): Pass new arguments to split_tree.
1120 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1122 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1123 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1124 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1125 * doc/tm.texti: Rebuilt.
1126 * doc/invoke.texi (fopenacc-dim): Document.
1127 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1128 (append_compiler_options): Likewise.
1129 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1130 (oacc_parse_default_dims): New.
1131 (oacc_validate_dims): Add USED arg. Select non-unity default when
1133 (oacc_loop_fixed_partitions): Return mask of used partitions.
1134 (oacc_loop_auto_partitions): Emit dump info.
1135 (oacc_loop_partition): Return mask of used partitions.
1136 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1137 loop partitioning and validation calls.
1139 2016-02-01 Richard Biener <rguenther@suse.de>
1142 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1144 2016-02-01 Richard Biener <rguenther@suse.de>
1146 PR tree-optimization/69574
1147 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1148 of asserting return chrec_dont_know.
1150 2016-02-01 Martin Liska <mliska@suse.cz>
1152 * mem-stats-traits.h: Add copyright header.
1153 * mem-stats.h: Likewise.
1155 2016-02-01 Richard Biener <rguenther@suse.de>
1157 PR tree-optimization/69579
1158 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1159 Do not propagate through abnormal PHI results.
1161 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1163 * postreload.c (reload_cse_simplify): Remove dead code.
1165 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1167 PR rtl-optimization/69570
1168 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1169 if there is more than one set, not if there is a single set.
1171 2016-02-01 Richard Henderson <rth@redhat.com>
1174 * combine.c (make_compound_operation): When looking through a
1175 subreg, make sure to re-extend to the width of the outer mode.
1177 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1179 PR tree-optimization/69546
1180 * wide-int.cc (wi::divmod_internal): For unsigned division
1181 where both operands fit into uhwi, if o1 is 1 and o0 has
1182 msb set, if divident_prec is larger than bits per hwi,
1183 clear another quotient word and return 2 instead of 1.
1184 Similarly for remainder with msb in HWI set, if dividend_prec
1185 is larger than bits per hwi.
1187 2016-01-29 Martin Jambor <mjambor@suse.cz>
1189 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1190 Use short lowercase names.
1191 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1192 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1193 acq_rel one. Protect warning agains segfaults if
1194 get_memory_order_name returns NULL.
1195 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1196 with release semantics. Do not warn if get_memory_order already did.
1197 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1198 semantics. Fix check for relaxed or acquire semantics. Do not warn
1199 if get_memory_order already did.
1201 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1203 * doc/install.texi: Document that isl-0.16 is supported.
1205 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1208 * config/i386/constraints.md (Bm): Describe as special memory
1210 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1211 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1212 * genpreds.c (struct constraint_data): Add is_special_memory.
1213 (have_special_memory_constraints, special_memory_start): New
1215 (special_memory_end): Ditto.
1216 (add_constraint): Add new arg is_special_memory. Add code to
1217 process its true value. Update have_special_memory_constraints.
1218 (process_define_constraint): Pass the new arg.
1219 (process_define_register_constraint): Ditto.
1220 (choose_enum_order): Process special memory.
1221 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1222 function insn_extra_special_memory_constraint.
1223 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1224 * gensupport.c (process_rtx): Process
1225 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1226 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1227 * ira-lives.c (single_reg_class): Use
1228 insn_extra_special_memory_constraint.
1229 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1230 * lra-constraints.c (process_alt_operands): Ditto.
1231 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1232 * recog.c (asm_operand_ok, preprocess_constraints): Process
1234 * reload.c (find_reloads): Ditto.
1235 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1236 * stmt.c (parse_input_constraint): Use
1237 insn_extra_special_memory_constraint.
1239 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1242 * lra-splill.c (lra_final_code_change): Revert r229087 by
1243 removing all sub-registers.
1245 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1248 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1250 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1253 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1254 SSE1, copy target into the temporary reg first before recursing
1257 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1259 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1262 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1264 * ginclude/stdarg.h: Test __cplusplus instead of
1265 __GXX_EXPERIMENTAL_CXX0X__.
1267 2016-01-29 Richard Biener <rguenther@suse.de>
1269 PR tree-optimization/69547
1270 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1271 Do not mark clobbers necessary.
1272 (mark_all_reaching_defs_necessary_1): Likewise.
1274 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1276 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1277 declaration name with %qs and print it in both error messages.
1278 Also fix indentation.
1280 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1283 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1284 trailing blank line from error message.
1286 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1289 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1292 2016-01-29 Richard Biener <rguenther@suse.de>
1295 * match.pd: Allow all integral types when simplifying a
1296 widening or sign-changing conversion.
1298 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1300 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1301 back to setting codegen_error to fail codegen.
1303 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1306 * config/i386/constraints.md (C): Only accept constant zero operand.
1307 (BC): New constraint.
1308 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1309 instead of C constraint.
1310 * doc/md.texi (Machine Constraints): Update description
1313 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1316 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1318 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1321 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1324 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1326 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1327 branches if using guessed profile.
1329 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1331 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1333 2016-01-28 Richard Henderson <rth@redhat.com>
1336 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1337 * config/aarch64/aarch64-protos.h: Update.
1338 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1339 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1340 (aarch64_get_condition_code_1): Handle CC_Cmode.
1341 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1342 (*add<mode>3_compareC_cconly_imm): New.
1343 (*add<mode>3_compareC_cconly): New.
1344 (*add<mode>3_compareC_imm): New.
1345 (add<mode>3_compareC): New.
1346 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1347 to be first. Use aarch64_carry_operation.
1348 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1349 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1350 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1351 (subti3): Use subdi3_compare1.
1352 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1353 (sub<mode>3_compare1): New.
1354 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1355 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1356 (*subsi3_carryin_uxtw): Likewise.
1357 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1358 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1359 * config/aarch64/iterators.md (DWI): New.
1360 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1361 (aarch64_borrow_operation): New.
1363 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1365 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1366 message when isl does not return a valid schedule.
1368 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1370 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1371 Remove comments from class declarations: they are already in the code
1374 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1376 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1378 (ternary_op_to_tree): Same.
1379 (unary_op_to_tree): Same.
1380 (nary_op_to_tree): Same.
1381 (gcc_expression_from_isl_expr_op): Same.
1382 (gcc_expression_from_isl_expression): Same.
1383 (graphite_create_new_loop): Same.
1384 (graphite_create_new_loop_guard): Same.
1385 (build_iv_mapping): Same.
1386 (graphite_create_new_guard): Same.
1387 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1388 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1390 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1392 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1393 instead of setting codegen_error to fail codegen.
1395 2016-01-28 Jason Merrill <jason@redhat.com>
1397 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1399 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1401 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1402 Remove CONST_INT_P check in CCMP cost calculation.
1404 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1406 * config/aarch64/aarch64.c (generic_vector_cost):
1407 Set vec_permute_cost.
1408 (cortexa57_vector_cost): Likewise.
1409 (exynosm1_vector_cost): Likewise.
1410 (xgene1_vector_cost): Likewise.
1411 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1412 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1413 Add vec_permute_cost entry.
1415 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1417 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1419 (add<mode>3_compare0): Likewise.
1420 (addsi3_compare0_uxtw): Likewise.
1421 (add<mode>3nr_compare0): Likewise.
1422 (compare_neg<mode>): Likewise.
1423 (<optab><mode>3): Likewise.
1425 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1427 * tree-vect-stmts.c (vectorizable_comparison): Add
1428 NULL check for vectype.
1430 2016-01-28 Richard Biener <rguenther@suse.de>
1432 PR tree-optimization/69466
1433 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1434 Account for PHIs we couldn't duplicate.
1436 2016-01-28 Martin Liska <mliska@suse.cz>
1439 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1440 instead of ENABLE_VALGRIND_CHECKING.
1442 2016-01-27 Richard Henderson <rth@redhat.com>
1445 * lra-remat.c (subreg_regs): New.
1446 (dump_candidates_and_remat_bb_data): Dump it.
1447 (operand_to_remat): Reject if operand in subreg_regs.
1448 (set_bb_regs): Collect subreg_regs.
1449 (lra_remat): Init and free subreg_regs. Compute
1450 calculate_local_reg_remat_bb_data before create_cands.
1452 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1455 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1456 change stack_alignment_needed for __tls_get_addr call.
1458 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1460 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1462 2016-01-27 Jeff Law <law@redhat.com>
1464 PR tree-optimization/68398
1465 PR tree-optimization/69196
1466 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1467 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1468 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1469 Only count PHIs in the last block in the path. The others will
1470 const/copy propagate away. Add heuristic to allow more irreducible
1471 subloops to be created when it is likely profitable to do so.
1473 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1474 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1475 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1477 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1480 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1481 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1482 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1483 * tree-streamer-in.c: Include asan.h.
1484 (streamer_get_builtin_tree): For builtins in sanitizer
1485 range call initialize_sanitizer_builtins and retry.
1487 2016-01-27 Ian Lance Taylor <iant@google.com>
1489 * common.opt (fkeep-gc-roots-live): New undocumented option.
1490 * tree-ssa-loop-ivopts.c (add_candidate_1): If
1491 -fkeep-gc-roots-live, skip pointers.
1492 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1495 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
1498 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1499 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1501 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
1504 * configure.ac: NetBSD provides SSP in its C library.
1505 * configure: Updated.
1507 2016-01-27 Richard Biener <rguenther@suse.de>
1509 PR tree-optimization/69166
1510 * tree-vect-loop.c (vect_is_simple_reduction): Always check
1511 reduction code for commutativity / associativity.
1513 2016-01-27 Martin Jambor <mjambor@suse.cz>
1515 PR tree-optimization/69355
1516 * tree-sra.c (analyze_access_subtree): Correct hole detection when
1517 total_scalarization fails.
1519 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
1521 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
1524 2016-01-27 Christian Bruel <christian.bruel@st.com>
1527 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
1528 Move arm_reset_previous_fndecl and set_target_option_current_node in
1529 the conditional part. Call save_restore_target_globals.
1530 * config/arm/arm.c (arm_set_current_function):
1531 Refactor to better support #pragma target and attribute mix.
1532 Call save_restore_target_globals.
1533 * config/arm/arm-protos.h (save_restore_target_globals): New function.
1535 2016-01-27 Martin Liska <mliska@suse.cz>
1537 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
1538 reference for an HSA kernel and its host function.
1540 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1542 PR tree-optimization/69399
1543 * wide-int.h (wi::lrshift): For larger precisions, only
1544 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
1546 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1548 * config/arc/predicates.md (proper_comparison_operator): Reject
1549 constant-constant comparison.
1551 2016-01-26 Tom de Vries <tom@codesourcery.com>
1553 PR tree-optimization/69110
1554 * tree-data-ref.c (initialize_data_dependence_relation): Handle
1555 DR_NUM_DIMENSIONS == 0.
1557 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1558 Sebastian Pop <s.pop@samsung.com>
1560 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
1561 isl_ast_op_cond and isl_ast_op_select.
1562 (gcc_expression_from_isl_expr_op): Same.
1564 2016-01-26 Jason Merrill <jason@redhat.com>
1567 * tree.c (recompute_constructor_flags): Split out from
1569 (verify_constructor_flags): New.
1570 * tree.h: Declare them.
1572 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
1574 PR rtl-optimization/69217
1575 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
1576 are no TYPE_FIELDS set for the record type.
1578 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1581 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
1582 toc_label_name unconditionally.
1583 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
1584 SYMBOL_REF string. Use toc_label_name instead of constructing
1586 (rs6000_elf_declare_function_name): Use toc_label_name instead of
1587 constructing LCTOC1.
1589 2016-01-26 Martin Sebor <msebor@redhat.com>
1592 * doc/extend.texi (Common Type Attributes): Move text that talks about
1593 attribute packed from attribute aligned to the section discussing
1594 the former attribute for clarity.
1596 2016-01-26 Richard Henderson <rth@redhat.com>
1599 * trans-mem.c (tm_region_init): Mark entry block as visited.
1601 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1604 * diagnostic-show-locus.c (layout::print_source_line): Replace
1605 call to pp_newline with call to layout::print_newline.
1606 (layout::print_annotation_line): Likewise.
1607 (layout::move_to_column): Likewise.
1608 (layout::print_any_fixits): After printing any fixits, print a
1609 trailing newline, if necessary.
1610 (layout::print_newline): New method, resetting any colorization
1612 (diagnostic_show_locus): Move the pp_newline to before the
1613 early bailout. Remove dummy block enclosing the layout instance.
1614 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1615 of pp_newline_and_flush with pp_flush.
1616 (diagnostic_append_note): Delete use of pp_newline.
1617 (diagnostic_append_note_at_rich_loc): Delete.
1618 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1619 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1620 when newline characters are added to the buffer.
1622 2016-01-26 Michael Matz <matz@suse.de>
1624 * configure.ac (ac_cv_std_swap_in_utility): New test.
1625 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1626 * configure: Regenerate.
1627 * config.in: Regenerate.
1629 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
1631 * config/arc/arc.md (cstoresi4): Force operand into register.
1632 (arcset<code>): Fix predicate.
1633 (arcsetltu): Likewise.
1634 (arcsetgeu): Likewise.
1635 (arcsethi): Likewise.
1636 (arcsetls): Likewise.
1638 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1640 PR tree-optimization/69483
1641 * gimple-fold.c (canonicalize_constructor_val): Return NULL
1642 if base has error_mark_node type.
1644 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
1647 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
1648 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
1650 (vget_lane_f16): Handle big-endian.
1651 (vgetq_lane_f16): Likewise.
1652 (vset_lane_f16): Likewise.
1653 (vsetq_lane_f16): Likewise.
1654 * config/arm/iterators.md (VQXMOV): Add V8HF.
1655 (VDQ): Add V4HF and V8HF.
1656 (V_reg): Handle V4HF and V8HF.
1657 (Is_float_mode): Likewise.
1658 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
1659 neon_vdup_nv8hf): New patterns.
1660 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
1661 Use VD_LANE iterator.
1662 (neon_vld1_dup<mode>): Use VQ2 iterator.
1664 2016-01-26 Nathan Sidwell <nathan@acm.org>
1666 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
1667 (set_oacc_fn_attrib): Add IS_KERNEL arg.
1668 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
1669 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
1670 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
1671 (oacc_validate_dims): Add LEVEL arg, don't return level.
1672 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
1674 (execute_oacc_device_lower): Adjust, add more dump output.
1675 * tree-ssa-loop.c (gate_oacc_kernels): Use
1676 oacc_fn_attrib_kernels_p.
1677 * tree-parloops.c (create_parallel_loop): Adjust
1678 set_oacc_fn_attrib call.
1680 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1683 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
1684 (append_compiler_options): Handle -fcilkplus.
1685 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
1687 2016-01-26 Nick Clifton <nickc@redhat.com>
1690 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
1691 been marked as DECL_ONE_ONLY but we do not the means to make it
1692 so, then do not allow it to bind locally.
1694 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1697 * opts.h (parse_sanitizer_options): New prototype.
1698 * opts.c (sanitizer_opts): New array.
1699 (parse_sanitizer_options): New function.
1700 (common_handle_option): Use parse_sanitizer_options.
1702 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
1705 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
1706 alignment adjustment to ...
1707 (ix86_update_stack_boundary): Here. Don't over-align stack for
1709 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
1710 if __tls_get_addr is called.
1712 2016-01-26 Christian Bruel <christian.bruel@st.com>
1714 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
1716 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
1718 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
1720 2016-01-26 Richard Biener <rguenther@suse.de>
1723 * match.pd: Guard X * CST CMP 0 pattern with single_use.
1725 2016-01-26 Richard Biener <rguenther@suse.de>
1727 PR tree-optimization/69452
1728 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
1729 (move_computations_dom_walker::before_dom_children): Rename
1731 (move_computations_worker): This.
1732 (move_computations): Perform an RPO rather than a DOM walk.
1734 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1737 * combine.c (combine_instructions): For REG_EQUAL note with
1738 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
1739 to the underlying register.
1740 * doc/rtl.texi (REG_EQUAL): Document the behavior of
1741 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
1743 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
1746 * config/aarch64/aarch64-builtins.c
1747 (aarch64_init_simd_builtin_types): Do not set structural
1748 equality to __Poly{8,16,64,128}_t types.
1750 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
1752 PR tree-optimization/69400
1753 * wide-int.cc (wi_pack): Take the precision as argument and
1754 perform canonicalization here rather than in the callers.
1755 Use the main loop to handle all full-width HWIs. Add a
1756 zero HWI if in_len isn't a full result.
1757 (wi::divmod_internal): Update accordingly.
1758 (wi::mul_internal): Likewise. Simplify.
1760 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1761 Sebastian Pop <s.pop@samsung.com>
1763 * graphite-poly.c (apply_poly_transforms): Simplify.
1764 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
1765 (print_isl_map): Same.
1766 (print_isl_union_map): Same.
1767 (print_isl_schedule): New.
1768 (debug_isl_schedule): New.
1769 * graphite-dependences.c (scop_get_reads): Do not call
1770 isl_union_map_add_map that is undocumented isl functionality.
1771 (scop_get_must_writes): Same.
1772 (scop_get_may_writes): Same.
1773 (scop_get_original_schedule): Remove.
1774 (scop_get_dependences): Do not call isl_union_map_compute_flow that
1775 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
1776 (compute_deps): Remove.
1777 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
1778 (debug_schedule_ast): New.
1779 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
1780 set_separate_option.
1781 (graphite_regenerate_ast_isl): Add dump.
1782 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
1783 from scop->transformed_schedule.
1784 (graphite_regenerate_ast_isl): Add more dump.
1785 * graphite-optimize-isl.c (optimize_isl): Set
1786 scop->transformed_schedule. Check whether schedules are equal.
1787 (apply_poly_transforms): Move here.
1788 * graphite-poly.c (apply_poly_transforms): ... from here.
1789 (free_poly_bb): Static.
1790 (free_scop): Static.
1791 (pbb_number_of_iterations_at_time): Remove.
1792 (print_isl_ast): New.
1793 (debug_isl_ast): New.
1794 (debug_scop_pbb): New.
1795 * graphite-scop-detection.c (print_edge): Move.
1797 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
1798 (build_scop_scattering): Remove.
1799 (create_pw_aff_from_tree): Assert instead of bailing out.
1800 (add_condition_to_pbb): Remove unused code, do not fail.
1801 (add_conditions_to_domain): Same.
1802 (add_conditions_to_constraints): Remove.
1803 (build_scop_context): New.
1804 (add_iter_domain_dimension): New.
1805 (build_iteration_domains): Initialize pbb->iterators.
1806 Call add_conditions_to_domain.
1809 (index_outermost_in_loop): New.
1810 (index_pbb_in_loop): New.
1811 (outermost_pbb_in): New.
1812 (add_in_sequence): New.
1813 (add_outer_projection): New.
1814 (outer_projection_mupa): New.
1815 (add_loop_schedule): New.
1816 (build_schedule_pbb): New.
1817 (build_schedule_loop): New.
1818 (embed_in_surrounding_loops): New.
1819 (build_schedule_loop_nest): New.
1820 (build_original_schedule): New.
1821 (build_poly_scop): Call build_original_schedule.
1822 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
1823 (free_poly_dr): Remove.
1824 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
1825 (free_poly_bb): Remove.
1826 (debug_loop_vec): Remove.
1827 (print_isl_ast): Declare.
1828 (debug_isl_ast): Declare.
1829 (scop_do_interchange): Remove.
1830 (scop_do_strip_mine): Remove.
1831 (scop_do_block): Remove.
1832 (flatten_all_loops): Remove.
1833 (optimize_isl): Remove.
1834 (pbb_number_of_iterations_at_time): Remove.
1835 (debug_scop_pbb): Declare.
1836 (print_schedule_ast): Declare.
1837 (debug_schedule_ast): Declare.
1838 (struct scop): Remove schedule. Add original_schedule,
1839 transformed_schedule.
1840 (free_gimple_poly_bb): Remove.
1841 (print_generated_program): Remove.
1842 (debug_generated_program): Remove.
1843 (unify_scattering_dimensions): Remove.
1844 * sese.c (print_edge): ... here.
1845 (print_sese): ... here.
1846 (debug_edge): ... here.
1847 (debug_sese): ... here.
1848 * sese.h (print_edge): Declare.
1849 (print_sese): Declare.
1850 (dump_edge): Declare.
1851 (dump_sese): Declare.
1853 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1854 Sebastian Pop <s.pop@samsung.com>
1856 * Makefile.in: Set ISLVER in site.exp.
1858 2016-01-25 Jakub Jelinek <jakub@redhat.com>
1860 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
1861 DECL_VALUE_EXPR of new_var even for the non-array case. Look
1862 through DECL_VALUE_EXPR for expansion.
1864 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1866 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
1867 the frame info after reload completed.
1869 2016-01-25 Jeff Law <law@redhat.com>
1871 PR tree-optimization/69196
1872 PR tree-optimization/68398
1873 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
1874 tree-ssa-threadupdate.c.
1875 (determine_bb_domination_status): Prototype
1876 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
1877 (determine_bb_domination_status): No longer static.
1878 (valid_jump_thread_path): Remove code to detect characteristics
1879 of the jump thread path not associated with correctness.
1880 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
1881 Correct test for thread path length. Count PHIs for real operands as
1882 statements that need to be copied. Do not count ASSERT_EXPRs.
1883 Look at all the blocks in the thread path. Compute and selectively
1884 filter thread paths based on threading through the latch, threading
1885 a multiway branch or crossing a multiway branch.
1887 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1889 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
1890 decl with __attribute__ ((unused)) annotation.
1892 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
1895 * tree-vect-stmts.c (vectorizable_condition): Check vectype
1896 of operands is compatible with a statement vectype.
1898 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
1900 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
1901 improve wording for mixed storage order support.
1903 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
1905 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
1906 (vcvt_u64_f64): Likewise.
1907 (vcvta_s64_f64): Likewise.
1908 (vcvta_u64_f64): Likewise.
1909 (vcvtm_s64_f64): Likewise.
1910 (vcvtm_u64_f64): Likewise.
1911 (vcvtn_s64_f64): Likewise.
1912 (vcvtn_u64_f64): Likewise.
1913 (vcvtp_s64_f64): Likewise.
1914 (vcvtp_u64_f64): Likewise.
1916 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
1918 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
1919 (arc_init): Check validity mll64 option.
1920 (arc_save_restore): Use double load/store instruction.
1921 (arc_expand_movmem): Likewise.
1922 (arc_split_move): Don't split if we have double load/store
1923 instructions. Returns a boolean.
1924 (arc_process_double_reg_moves): Change function to return boolean
1925 instead of a sequence of instructions.
1926 (arc_dwarf_register_span): New function.
1927 * config/arc/arc-protos.h (arc_split_move): Change prototype.
1928 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
1929 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
1930 (*movdf_insn): Likewise.
1931 * config/arc/arc.opt (mll64): New option.
1932 * config/arc/predicates.md (even_register_operand): New predicate.
1933 * doc/invoke.texi (ARC Options): Add mll64 documentation.
1935 2016-01-25 Richard Biener <rguenther@suse.de>
1938 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
1939 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
1941 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
1943 2016-01-25 Richard Biener <rguenther@suse.de>
1945 PR tree-optimization/69376
1946 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
1948 (VN_INFO_ANTI_RANGE_P): New inline.
1949 (VN_INFO_RANGE_TYPE): Likewise.
1950 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
1951 SSA_NAME_ANTI_RANGE_P.
1952 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
1953 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1954 Properly query VN_INFO_RANGE_TYPE.
1956 2016-01-25 Nick Clifton <nickc@redhat.com>
1959 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
1961 2016-01-23 Tom de Vries <tom@codesourcery.com>
1963 PR tree-optimization/69426
1964 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
1967 2016-01-23 Jakub Jelinek <jakub@redhat.com>
1969 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
1970 "the the" with "the" in the comments.
1971 * ipa-devirt.c (build_type_inheritance_graph,
1972 update_type_inheritance_graph): Likewise.
1973 * tree.c (build_function_type_list_1): Likewise.
1974 * cfgloopmanip.c (scale_loop_profile): Likewise.
1975 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
1976 * gimple-ssa-split-paths.c
1977 (find_block_to_duplicate_for_splitting_paths): Likewise.
1978 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
1979 * expr.c (convert_move): Likewise.
1980 * var-tracking.c (vt_stack_adjustments): Likewise.
1981 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1982 * tree-vrp.c (test_for_singularity): Likewise.
1984 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
1985 directly instead of building a temporary tree.
1988 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
1989 remove <algorithm> include.
1991 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1994 * config/i386/i386.c: Include dojump.h.
1995 (expand_small_movmem_or_setmem,
1996 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
1998 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
1999 if dynamic_check != -1.
2001 2016-01-21 Jeff Law <law@redhat.com>
2004 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2005 record_temporary_equivalences. Rewritten to avoid unnecessary calls
2006 into dominated_by_p.
2007 (cprop_into_successor_phis): Avoid unnecessary tests.
2009 2016-01-22 Richard Henderson <rth@redhat.com>
2012 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2013 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2015 2016-01-22 Michael Matz <matz@suse.de>
2017 * system.h (string, algorithm): Include only conditionally.
2018 (new): Include always under C++.
2019 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2020 * final.c (toplevel): Ditto.
2021 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2022 * genconditions.c (write_header): Make gencondmd.c define
2024 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2026 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2027 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2029 2016-01-22 Christian Bruel <christian.bruel@st.com>
2032 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2034 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2037 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2038 define_insn_and_split. Ensure operands[1] and operands[0] do not
2039 get assigned the same register.
2041 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2043 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2045 2016-01-22 Christian Bruel <christian.bruel@st.com>
2047 * config/arm/arm-c.c (arm_pragma_target_parse):
2048 Remove warn_builtin_macro_redefined overwrite.
2050 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2052 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2053 flag_non_call_exceptions compatibility.
2055 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2058 * dwarf2out.c (add_child_die_after): New function.
2059 (dwarf_qual_info_t): New type.
2060 (dwarf_qual_info): New variable.
2061 (qualified_die_p): New function.
2062 (modified_type_die): For -fdebug-types-section, ensure
2063 canonical order of qualifiers. Put qualified DIEs adjacent
2064 to the corresponding non-qualified type DIE and search there
2065 for existing qualified DIEs.
2067 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2069 * doc/extend.texi (scalar_storage_order type attribute): Document
2070 restriction on type punning and aliasing, and remove future tense.
2072 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2075 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2078 2016-01-21 Jeff Law <law@redhat.com>
2081 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2082 useless call to record_temporary_equivalences.
2083 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2084 allocate 10 slots in the bb_path vector and let it grow as needed.
2085 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2088 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2090 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2092 * configure: Regenerate.
2094 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2096 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2097 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2099 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2102 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2103 drop EXPAND_INITIALIZER.
2104 * rtl.h (contains_symbolic_reference_p): Declare.
2105 * rtlanal.c (contains_symbolic_reference_p): New function.
2106 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2107 a subtraction into a NOT if symbolic constants are involved.
2109 2016-01-21 Anton Blanchard <anton@samba.org>
2110 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2113 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2115 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2118 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2120 * config/microblaze/microblaze.c
2121 (get_branch_target): New.
2122 (insert_wic_for_ilb_runout): New.
2124 (microblaze_machine_dependent_reorg): New.
2125 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2126 * config/microblaze/microblaze.md
2127 (UNSPEC_IPREFETCH): Define.
2128 (iprefetch): New pattern
2129 * config/microblaze/microblaze.opt
2130 (mxl-prefetch): New flag.
2132 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2134 * config/microblaze/microblaze.h
2135 (FIXED_REGISTERS): Update in macro.
2136 (CALL_USED_REGISTERS): Update in macro.
2138 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2140 PR rtl-optimization/68920
2141 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2144 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2146 PR rtl-optimization/68990
2147 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2148 pseudo instead of inheritance ones.
2150 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2151 Nick Clifton <nickc@redhat.com>
2155 * config/mips/mips.c (mips_compute_frame_info): Initialise
2156 args_size and hard_frame_pointer_offset fields of the frame
2157 structure before calling mips_global_pointer.
2159 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2161 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2163 * configure: Regenerate.
2165 2016-01-21 Richard Biener <rguenther@suse.de>
2167 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2169 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2171 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2172 to actually emit the .size directive.
2174 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2175 Jakub Jelinek <jakub@redhat.com>
2179 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2180 args array size by one to avoid buffer overflow.
2182 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2184 * config/s390/s390.md (pool_section_start): Use switch_to_section
2185 to select proper read-only data section instead of hardcoding
2187 (pool_section_end): Use switch_to_section to match the above.
2189 2016-01-21 Richard Biener <rguenther@suse.de>
2191 PR tree-optimization/69378
2192 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2193 (set_ssa_val_to): Use it for dominance checks taking into
2194 account not executable edges.
2196 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2199 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2200 for bitsize instead of GET_MODE_PRECISION (mode).
2202 2016-01-20 Martin Sebor <msebor@redhat.com>
2205 * extend.texi (__sync Builtins): Clarify the semantics of
2206 __sync_fetch_and_OP built-ins on pointers.
2207 (__atomic Builtins): Same.
2209 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2210 Sebastian Pop <s.pop@samsung.com>
2212 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2213 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2214 (is_valid_rename): Same.
2215 (translate_isl_ast_to_gimple::get_rename): Same.
2216 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2217 (translate_isl_ast_to_gimple::rename_uses): Same.
2218 (get_new_name): Check for close_phi nodes.
2219 (copy_loop_phi_args): Use phi_node_kind.
2220 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2221 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2223 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2224 Sebastian Pop <s.pop@samsung.com>
2226 Revert commit r229783.
2227 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2228 Remove use of parameter_rename_map.
2230 (copy_internal_parameters): Remove.
2231 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2232 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2233 (free_sese_info): Do not free parameter_rename_map.
2234 (set_rename): Do not use parameter_rename_map.
2235 (rename_uses): Update call to set_rename.
2236 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2237 * sese.h (parameter_rename_map_t): Remove.
2238 (struct sese_info_t): Remove field parameter_rename_map.
2240 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2241 Sebastian Pop <s.pop@samsung.com>
2243 * graphite-isl-ast-to-gimple.c: Fix comment.
2244 * graphite-scop-detection.c (defined_in_loop_p): New.
2245 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2246 names defined in loop.
2248 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2249 Sebastian Pop <s.pop@samsung.com>
2251 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2252 Discard unstructured if-then-else regions.
2254 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2255 Sebastian Pop <s.pop@samsung.com>
2257 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2258 (cleanup_loop_iter_dom): Remove.
2259 (build_loop_iteration_domains): Remove.
2260 (build_scop_context): Remove.
2261 (build_scop_iteration_domain): Remove.
2262 (add_loop_constraints): New.
2263 (build_iteration_domains): New.
2264 (build_poly_scop): Call build_iteration_domains.
2266 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2267 Sebastian Pop <s.pop@samsung.com>
2269 * graphite-scop-detection.c
2270 (scop_detection::harmful_loop_in_region): Free dom and loops.
2271 (scop_detection::loop_body_is_valid_scop): Free bbs.
2273 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2274 Sebastian Pop <s.pop@samsung.com>
2276 * graphite-scop-detection.c (record_loop_in_sese): New.
2277 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2278 (build_scops): Remove call to build_sese_loop_nests.
2279 * sese.c (sese_record_loop): Remove.
2280 (build_sese_loop_nests): Remove.
2281 (new_sese_info): Remove region->loops.
2282 (free_sese_info): Same.
2283 * sese.h (sese_contains_loop): Same.
2284 (build_sese_loop_nests): Remove.
2285 (sese_contains_loop): Remove.
2287 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2288 Sebastian Pop <s.pop@samsung.com>
2290 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2291 loop_is_valid_in_scop.
2292 (scop_detection::harmful_stmt_in_region): Renamed
2293 harmful_loop_in_region.
2294 Call loop_is_valid_in_scop.
2296 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2297 Sebastian Pop <s.pop@samsung.com>
2299 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2302 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2303 Sebastian Pop <s.pop@samsung.com>
2305 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2306 * graphite.h (struct poly_bb): Remove field is_reduction.
2307 (PBB_IS_REDUCTION): Remove.
2309 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2310 Sebastian Pop <s.pop@samsung.com>
2312 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2313 (add_pdr_constraints): Same.
2314 (scop_get_reads): Same.
2315 (scop_get_must_writes): Same.
2316 (scop_get_may_writes): Same.
2317 (scop_get_original_schedule): Same.
2318 (extend_schedule): Same.
2319 (apply_schedule_on_deps): Same.
2320 (carries_deps): Same.
2321 (compute_deps): Same.
2322 (scop_get_dependences): Same.
2323 * graphite-isl-ast-to-gimple.c
2324 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2325 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2326 (get_schedule_for_band_list): Same.
2327 (get_schedule_map): Same.
2328 (apply_schedule_map_to_scop): Same.
2329 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2330 (build_loop_iteration_domains): Same.
2331 (add_condition_to_pbb): Same.
2332 (add_param_constraints): Same.
2333 (pdr_add_memory_accesses): Same.
2334 (pdr_add_data_dimensions): Same.
2336 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2338 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2341 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2343 * common.opt (feliminate-dwarf2-dups): Replace references to
2344 "DWARF 2" with just "DWARF".
2345 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2346 * doc/extend.texi: Likewise.
2347 * doc/cpp.texi: Likewise.
2348 * doc/invoke.texi: Likewise.
2349 (Option Summary): Add -gdwarf to list of Debugging Options.
2350 (Debugging Options): Document -gdwarf.
2351 * doc/contrib.texi: Spell "DWARF" like that.
2353 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2355 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2356 warning. Fix up formatting.
2359 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2360 attempt to mark memory input operand addressable and
2361 call prepare_gimple_addressable in that case. Don't adjust
2362 input_location for diagnostics, use error_at instead.
2364 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2366 * config/rs6000/ppc-auxv.h: New file.
2367 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2369 (cpu_supports): Likewise.
2370 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2371 (cpu_is_info): New variable.
2372 (cpu_supports_info): Likewise.
2373 (tcb_verification_symbol): Likewise.
2374 (cpu_builtin_p): Likewise.
2375 (cpu_expand_builtin): New function.
2376 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2377 (rs6000_init_builtins): Likewise.
2378 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2379 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2380 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2381 * configure: Regenerate.
2382 * config.in: Likewise.
2383 * doc/extend.texi (PowerPC Built-in Functions): Document
2384 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2386 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2389 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2391 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2394 2016-01-20 Richard Henderson <rth@redhat.com>
2400 * tree.c (tm_define_builtin): New.
2401 (find_tm_vector_type): New.
2402 (build_tm_vector_builtins): New.
2403 (build_common_builtin_nodes): Call it.
2405 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2407 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2408 (arm_fp_ok): Likewise.
2410 (arm_crypto): Likewise.
2412 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2413 Richard Biener <rguenther@suse.de>
2415 PR tree-optimization/69328
2416 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2417 vectors have same number of elements.
2418 (vectorizable_condition): Fix masked version recognition.
2420 2016-01-20 Richard Biener <rguenther@suse.de>
2422 PR tree-optimization/69345
2423 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2424 (VN_INFO_PTR_INFO): Likewise.
2425 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2426 info when it is equal between non-dominating SSA names.
2427 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2428 Make sure to look at original SSA infos.
2430 2016-01-20 Jeff Law <law@redhat.com>
2433 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2435 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2436 (pc_or_label_operand): New predicate.
2437 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2438 tests for small integers that are 2^n - 1.
2440 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2442 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2444 2016-01-19 Jeff Law <law@redhat.com>
2447 * tree-ssa-threadbackwards.c
2448 (fsm_find_control_statement_thread_paths): Do not try to lookup
2449 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2451 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2453 * doc/lto.texi: Remove text that says only Gold has linker plugin
2456 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2458 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2459 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2460 the DIE accordingly.
2461 (modified_type_die): Add REVERSE parameter and pass it recursively,
2462 as well as to base_type_die. Adjust presence check accordingly.
2463 (base_type_for_mode): Adjust call to modified_type_die.
2464 (add_type_attribute): Add REVERSE parameter and pass it to
2466 (generic_parameter_die): Adjust call to add_type_attribute.
2467 (add_scalar_info): Likewise.
2468 (add_subscript_info): Likewise.
2469 (gen_array_type_die): Likewise.
2470 (gen_descr_array_type_die): Likewise.
2471 (gen_entry_point_die): Likewise.
2472 (gen_enumeration_type_die): Likewise.
2473 (gen_formal_parameter_die): Likewise.
2474 (gen_subprogram_die): Likewise.
2475 (gen_variable_die ): Likewise.
2476 (gen_const_die): Likewise.
2477 (gen_field_die): Likewise.
2478 (gen_pointer_type_die): Likewise.
2479 (gen_reference_type_die): Likewise.
2480 (gen_ptr_to_mbr_type_die): Likewise.
2481 (gen_inheritance_die): Likewise.
2482 (gen_subroutine_type_die): Likewise.
2483 (gen_typedef_die): Likewise.
2484 (force_type_die): Adjust call to modified_type_die.
2486 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
2488 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2489 flow throughout the file. Fix broken link to Objective-C 2.0
2491 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2494 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2496 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2498 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2501 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2502 (maybe_record_node): Record cxa_pure_virtual as the only possible
2503 target if there are not ohter candidates.
2504 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2506 2016-01-19 Richard Biener <rguenther@suse.de>
2508 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2509 (get_memory_order): Likewise.
2511 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
2513 * tree-vect-stmts.c (vectorizable_store): Check
2516 2016-01-19 David Malcolm <dmalcolm@redhat.com>
2519 * gcc.c (driver::decode_argv): Add call to
2520 init_opts_obstack before init_options_struct.
2521 * opts.c (init_opts_obstack): Remove idempotency.
2522 (init_options_struct): Replace call to init_opts_obstack
2523 with a gcc_assert to verify that it has already been called.
2524 * toplev.c (toplev::main): Add call to init_opts_obstack before
2525 calls to init_options_struct.
2526 (toplev::finalize): Move cleanup of opts_obstack next to
2527 cleanup of save_decoded_options, clearing the latter, and
2528 save_decoded_options_count.
2530 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2533 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
2534 attribute to unconditional. Remove %? from output template.
2536 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2537 Jiong Wang <jiong.wang@arm.com>
2539 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
2540 generated from different expand order.
2542 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2544 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2545 Add support for CCMP costing.
2547 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2549 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
2550 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
2551 (fccmpe<mode>): Likewise.
2552 (fcmp): Rename to fcmp and globalize pattern.
2554 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
2555 (aarch64_gen_ccmp_next): Add FP support.
2557 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2559 * target.def (gen_ccmp_first): Update documentation.
2560 (gen_ccmp_next): Likewise.
2561 * doc/tm.texi (gen_ccmp_first): Update documentation.
2562 (gen_ccmp_next): Likewise.
2563 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
2564 expand_ccmp_expr_1. Improve comments.
2565 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
2566 (ccmp_ior<mode>): Remove pattern.
2567 (cmp<mode>): Remove expand.
2568 (cmp): Globalize pattern.
2569 (cstorecc4): Use cc_register.
2570 (mov<mode>cc): Remove ccmp_cc_register check.
2571 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
2572 Simplify after removal of CC_DNE/* modes.
2573 (aarch64_ccmp_mode_to_code): Remove.
2574 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
2575 In 'k' case use integer as condition.
2576 (aarch64_nzcv_codes): Remove inverted cases.
2577 (aarch64_code_to_ccmode): Remove.
2578 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
2579 comparison with CC register to be used in folowing CCMP/branch/CSEL.
2580 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
2581 pattern. Return the comparison with CC register. Invert conditions
2583 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
2584 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
2586 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2588 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2589 instrumented_version.
2591 2016-01-19 Richard Biener <rguenther@suse.de>
2593 PR tree-optimization/69336
2594 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
2595 handled components with get_ref_base_and_extent.
2596 (equal_mem_array_ref_p): Adjust.
2598 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2601 * shrink-wrap.c: Include valtrack.h.
2602 (move_insn_for_shrink_wrap): Add DEBUG argument. If
2603 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2604 in between insn and where it will be moved to. Call
2605 dead_debug_insert_temp.
2606 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
2607 first and dead_debug_local_finish at the end.
2608 For uses and defs bitmap, handle all regs in between REGNO and
2609 END_REGNO, not just the first one.
2611 2016-01-19 Richard Biener <rguenther@suse.de>
2613 PR tree-optimization/69352
2614 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2615 (equal_mem_array_ref_p): Constrain size and max size properly.
2616 Compare the reverse flag.
2618 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
2620 * ira.c (ira): Update regstat data if we deleted insns.
2622 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2624 PR rtl-optimization/68955
2625 PR rtl-optimization/64557
2626 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2627 here. Fix up formatting.
2628 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2630 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2633 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
2634 assume that the node has body.
2635 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
2638 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2640 * lto-streamer-out.c (lto_output): Do not stream instrumentation
2643 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2645 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
2646 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2648 2016-01-19 Martin Jambor <mjambor@suse.cz>
2649 Martin Liska <mliska@suse.cz>
2650 Michael Matz <matz@suse.de>
2652 * Makefile.in (OBJS): Add new source files.
2653 (GTFILES): Add hsa.c.
2654 * common.opt (disable_hsa): New variable.
2655 (-Whsa): New warning.
2656 * config.in (ENABLE_HSA): New.
2657 * configure.ac: Treat hsa differently from other accelerators.
2658 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
2660 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
2661 * doc/install.texi (Configuration): Document --with-hsa-runtime,
2662 --with-hsa-runtime-include, --with-hsa-runtime-lib and
2664 * doc/invoke.texi (-Whsa): Document.
2665 (hsa-gen-debug-stores): Likewise.
2666 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
2667 to invoke offload compiler for hsa acclerator.
2668 * opts.c (common_handle_option): Determine whether HSA offloading
2669 should be performed.
2670 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
2671 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
2672 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
2673 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
2674 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
2675 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
2676 GF_OMP_FOR_KIND_GRID_LOOP.
2677 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
2678 (pp_gimple_stmt_1): Likewise.
2679 * gimple-walk.c (walk_gimple_stmt): Likewise.
2680 * gimple.c (gimple_build_omp_grid_body): New function.
2681 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
2682 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
2683 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
2684 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
2685 GF_OMP_TEAMS_GRID_PHONY.
2686 (gimple_statement_omp_single_layout): Updated comments.
2687 (gimple_build_omp_grid_body): New function.
2688 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
2689 (gimple_omp_for_grid_phony): New function.
2690 (gimple_omp_for_set_grid_phony): Likewise.
2691 (gimple_omp_parallel_grid_phony): Likewise.
2692 (gimple_omp_parallel_set_grid_phony): Likewise.
2693 (gimple_omp_teams_grid_phony): Likewise.
2694 (gimple_omp_teams_set_grid_phony): Likewise.
2695 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
2696 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
2697 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
2698 (BUILT_IN_GOMP_TARGET): Updated type.
2699 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
2700 (adjust_for_condition): New function.
2701 (get_omp_for_step_from_incr): Likewise.
2702 (extract_omp_for_data): Moved parts to adjust_for_condition and
2703 get_omp_for_step_from_incr.
2704 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
2705 (fixup_child_record_type): Bail out if receiver_decl is NULL.
2706 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
2707 (scan_omp_parallel): Do not create child functions for phony
2709 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
2710 (scan_omp_1_op): Checking assert we are not remapping to
2711 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
2712 (parallel_needs_hsa_kernel_p): New function.
2713 (expand_parallel_call): Register apprpriate parallel child
2714 functions as HSA kernels.
2715 (grid_launch_attributes_trees): New type.
2716 (grid_attr_trees): New variable.
2717 (grid_create_kernel_launch_attr_types): New function.
2718 (grid_insert_store_range_dim): Likewise.
2719 (grid_get_kernel_launch_attributes): Likewise.
2720 (get_target_argument_identifier_1): Likewise.
2721 (get_target_argument_identifier): Likewise.
2722 (get_target_argument_value): Likewise.
2723 (push_target_argument_according_to_value): Likewise.
2724 (get_target_arguments): Likewise.
2725 (expand_omp_target): Call get_target_arguments instead of looking
2726 up for teams and thread limit.
2727 (grid_expand_omp_for_loop): New function.
2728 (grid_arg_decl_map): New type.
2729 (grid_remap_kernel_arg_accesses): New function.
2730 (grid_expand_target_kernel_body): New function.
2731 (expand_omp): Call it.
2732 (lower_omp_for): Do not emit phony constructs.
2733 (lower_omp_taskreg): Do not emit phony constructs but create for them
2734 a temporary variable receiver_decl.
2735 (lower_omp_taskreg): Do not emit phony constructs.
2736 (lower_omp_teams): Likewise.
2737 (lower_omp_grid_body): New function.
2738 (lower_omp_1): Call it.
2739 (grid_reg_assignment_to_local_var_p): New function.
2740 (grid_seq_only_contains_local_assignments): Likewise.
2741 (grid_find_single_omp_among_assignments_1): Likewise.
2742 (grid_find_single_omp_among_assignments): Likewise.
2743 (grid_find_ungridifiable_statement): Likewise.
2744 (grid_target_follows_gridifiable_pattern): Likewise.
2745 (grid_remap_prebody_decls): Likewise.
2746 (grid_copy_leading_local_assignments): Likewise.
2747 (grid_process_kernel_body_copy): Likewise.
2748 (grid_attempt_target_gridification): Likewise.
2749 (grid_gridify_all_targets_stmt): Likewise.
2750 (grid_gridify_all_targets): Likewise.
2751 (execute_lower_omp): Call grid_gridify_all_targets.
2752 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
2753 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
2754 (tree_omp_clause): Added union field dimension.
2755 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
2756 * tree.c (omp_clause_num_ops): Added number of arguments of
2757 OMP_CLAUSE__GRIDDIM_.
2758 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
2759 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
2760 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
2761 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
2762 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
2763 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
2764 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
2765 * tree-pass.h (make_pass_gen_hsail): Declare.
2766 (make_pass_ipa_hsa): Likewise.
2767 * ipa-hsa.c: New file.
2768 * lto-section-in.c (lto_section_name): Add hsa section name.
2769 * lto-streamer.h (lto_section_type): Add hsa section.
2770 * timevar.def (TV_IPA_HSA): New.
2771 * hsa-brig-format.h: New file.
2772 * hsa-brig.c: New file.
2773 * hsa-dump.c: Likewise.
2774 * hsa-gen.c: Likewise.
2777 * toplev.c (compile_file): Call hsa_output_brig.
2778 * hsa-regalloc.c: New file.
2780 2016-01-18 Jeff Law <law@redhat.com>
2782 PR tree-optimization/69320
2783 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
2784 ranged object, do nothing if the RHS constant is not [0..1].
2785 (optimize_stmt): Comparing a boolean ranged object against a
2786 constant outside [0..1] results in a compile-time constant.
2788 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
2791 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
2793 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2794 (Option Summary): Update to reflect new section and moved options.
2795 (C++ Dialect Options): Move -fstats to new section.
2796 (Debugging Options): Move all dump, statistics, and other GCC
2797 developer options to new section. Rewrite section introduction
2798 and re-order remaining options to put the more basic ones first.
2799 (Optimization Options): Move -fira-verbose and -flto-report* to
2801 (Developer Options): New section incorporating moved options.
2802 * doc/cppopts.texi (-dM): Update cross-reference.
2804 2016-01-18 Richard Henderson <rth@redhat.com>
2807 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
2808 operands to pseudo only if CSE is expected. Split long immediate
2809 operands only after reload, and for the stack pointer.
2810 (*add<GPI>3_pluslong): Remove.
2811 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
2812 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
2813 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
2814 (*add<GPI>3 peepholes): New.
2815 (*add<GPI>3 splitters): New.
2816 * config/aarch64/constraints.md (Upl): New.
2817 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
2819 2016-01-18 Richard Biener <rguenther@suse.de>
2821 PR tree-optimization/69297
2822 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
2824 (vect_bb_vectorization_profitable_p): Clear visited flag again.
2826 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
2829 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
2830 of mixind vector and scalar types.
2831 (fold_relational_const): Add handling of vector
2832 comparison with boolean result.
2833 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
2834 comparison of vector operands with boolean result for EQ/NE only.
2835 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
2836 (verify_gimple_cond): Likewise.
2837 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
2840 2016-01-18 Joseph Myers <joseph@codesourcery.com>
2842 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
2845 2016-01-18 Richard Biener <rguenther@suse.de>
2848 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
2850 2016-01-18 Tom de Vries <tom@codesourcery.com>
2852 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
2854 2016-01-18 Tom de Vries <tom@codesourcery.com>
2856 * omp-low.c (set_oacc_fn_attrib): Make extern.
2857 * omp-low.h (set_oacc_fn_attrib): Declare.
2858 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
2859 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
2860 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
2861 Add and handle function parameter oacc_kernels_p.
2862 (find_reduc_addr, get_omp_data_i_param): New function.
2863 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
2864 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
2865 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
2866 Calculate dominance info. Skip loops that are not in a kernels region
2867 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
2868 (pass_parallelize_loops::execute): Call parallelize_loops with
2869 oacc_kernels_p argument.
2870 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
2871 New member function.
2872 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
2873 * passes.def: Add argument to pass_parallelize_loops instantation.
2875 2016-01-18 Tom de Vries <tom@codesourcery.com>
2877 * tree-parloops.c (pass_parallelize_loops::execute): Allow
2878 pass_parallelize_loops to be run outside the loop pipeline.
2880 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2882 * tree-scalar-evolution.c (follow_copies_to_constant): New.
2883 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
2885 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2888 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
2889 using get_ref_base_and_extent.
2890 (equal_mem_array_ref_p): New.
2891 (hashable_expr_equal_p): Add call to previous.
2893 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2896 * tree-sra.c (disqualified_constants, constant_decl_p): New.
2897 (sra_initialize): Allocate disqualified_constants.
2898 (sra_deinitialize): Free disqualified_constants.
2899 (disqualify_candidate): Update disqualified_constants when appropriate.
2900 (create_access): Scan for constant-pool entries as we go along.
2901 (scalarizable_type_p): Add check against type_contains_placeholder_p.
2902 (maybe_add_sra_candidate): Allow constant-pool entries.
2903 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
2904 (initialize_constant_pool_replacements): New.
2905 (sra_modify_assign): Avoid mangling assignments created by previous,
2906 and don't generate writes into constant pool.
2907 (sra_modify_function_body): Call initialize_constant_pool_replacements.
2909 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2911 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
2913 (scalar_chain::convert_op): Likewise.
2914 * config/i386/i386.md (*andndi3_doubleword): New.
2916 2016-01-18 Richard Biener <rguenther@suse.de>
2918 PR tree-optimization/69170
2919 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
2920 building a vector from scalar results of a pattern stmt.
2922 2016-01-18 Jakub Jelinek <jakub@redhat.com>
2924 * haifa-sched.c (autopref_multipass_init): Work around
2925 -Wmaybe-uninitialized warning.
2927 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2929 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
2930 against the constant 0.
2932 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2934 PR tree-optimization/68799
2935 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
2936 look up phi candidates in the statement-candidate map.
2937 (phi_add_costs): Likewise.
2938 (record_phi_increments): Likewise.
2939 (phi_incr_cost): Likewise.
2940 (ncd_with_phi): Likewise.
2941 (all_phi_incrs_profitable): Likewise.
2943 2016-01-17 Jakub Jelinek <jakub@redhat.com>
2945 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
2946 -Wmaybe-uninitialized warning.
2948 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
2950 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2951 (Option Summary): Update to reflect new section and moved options.
2952 (C++ Dialect Options): Move -fvtable-verify and related options.
2953 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
2954 and profiling-related options.
2955 (Optimization Options): Move profile generation options and
2956 -fstack-protector and related options.
2957 (Instrumentation Options): New section incorporating moved options.
2958 (Code Generation Options): Move -finstrument-functions and
2959 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
2961 2016-01-16 Tom de Vries <tom@codesourcery.com>
2963 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
2965 2016-01-16 Tom de Vries <tom@codesourcery.com>
2967 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
2969 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
2971 * hash-table.h (hash_table::empty): Turn into an inline wrapper
2972 that checks whether the table is already empty. Rename the
2973 original implementation to...
2974 (hash_table::empty_slot): ...this new private function.
2976 2016-01-15 David Malcolm <dmalcolm@redhat.com>
2979 * diagnostic-show-locus.c (layout::print_source_line): Move x
2980 offset of line until after call to
2981 get_line_width_without_trailing_whitespace.
2983 2016-01-15 Jeff Law <law@redhat.com>
2985 PR tree-optimization/69270
2986 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
2987 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
2988 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
2989 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
2990 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2991 ssa_name_has_boolean_range and constant_boolean_node.
2993 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
2995 PR rtl-optimization/69030
2996 * lra-spills.c (remove_pseudos): Check nrefs and make the function
2998 (spill_pseudos): Delete debug insn for dead pseudo.
2999 (lra_spill): Initiate spill_hard_reg and slots memory separately.
3001 2016-01-15 Jiong Wang <jiong.wang@arm.com>
3003 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3005 (TYPES_UNOPUS): Likewise.
3006 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3007 builtin type, from UNOP to UNOPUS.
3008 (lbtruncuv4sf): Likewise.
3009 (lbtruncuv2df): Likewise.
3010 (lrounduv2sf): Likewise.
3011 (lrounduv4sf): Likewise.
3012 (lrounduv2df): Likewise.
3013 (lroundusf): Likewise.
3014 (lroundusf): Likewise.
3015 (lceiluv2sf): Likewise.
3016 (lceiluv4sf): Likewise.
3017 (lceiluv2df): Likewise.
3018 (lceilusf): Likewise.
3019 (lceiludf): Likewise.
3020 (lflooruv2sf): Likewise.
3021 (lflooruv4sf): Likewise.
3022 (lflooruv2df): Likewise.
3023 (lfloorusf): Likewise.
3024 (lfloorudf): Likewise.
3025 (lfrintnuv2sf): Likewise.
3026 (lfrintnuv4sf): Likewise.
3027 (lfrintnuv2df): Likewise.
3028 (lfrintnusf): Likewise.
3029 (lfrintnudf): Likewise.
3030 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3032 (vcvtq_u32_f32): Likewise.
3033 (vcvtq_u64_f64): Likewise.
3034 (vcvta_u32_f32): Likewise.
3035 (vcvtaq_u32_f32): Likewise.
3036 (vcvtaq_u64_f64): Likewise.
3037 (vcvtm_u32_f32): Likewise.
3038 (vcvtmq_u32_f32): Likewise.
3039 (vcvtmq_u64_f64): Likewise.
3040 (vcvtn_u32_f32): Likwise.
3041 (vcvtnq_u32_f32): Likewise.
3042 (vcvtnq_u64_f64): Likewise.
3043 (vcvtp_u32_f32): Likewise.
3044 (vcvtpq_u32_f32): Likewise.
3045 (vcvtpq_u64_f64): Likewise.
3046 (vcvtmd_u64_f64): Likewise.
3047 (vcvtms_u32_f32): Likewise.
3048 (vcvtad_u64_f64): Likewise.
3049 (vcvtas_u32_f32): Likewise.
3050 (vcvtnd_u64_f64): Likewise.
3051 (vcvtns_u32_f32): Likewise.
3052 (vcvtpd_u64_f64): Likewise.
3053 (vcvtps_u32_f32): Likewise.
3055 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3057 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3058 CSEL of zero_extended registers.
3060 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3062 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3063 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3065 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3067 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3068 false when argument string is not found in the attributes table
3071 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3074 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3075 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3076 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3079 2016-01-15 Richard Biener <rguenther@suse.de>
3081 PR tree-optimization/66856
3082 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3083 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3084 (vect_create_new_slp_node): Increment stmt reference count.
3085 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3086 an SLP tree before swapping operands.
3087 (vect_build_slp_tree): Likewise.
3088 (destroy_bb_vec_info): Free stmt info after SLP instances.
3089 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3090 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3091 (STMT_VINFO_NUM_SLP_USES): New macro.
3093 2016-01-15 Richard Biener <rguenther@suse.de>
3096 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3097 (add_linkage_name): ... here.
3098 (gen_typedef_die): Use add_linkage_name_raw instead of
3099 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3102 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3104 * gimplify.c (oacc_default_clause): Decode reference and pointer
3105 types for both kernels and parallel regions.
3107 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3110 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3112 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3114 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3115 (convert_scalars_to_vector): Likewise.
3117 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3119 * doc/extend.texi (Type Traits): Fix grammar.
3121 2016-01-15 Martin Jambor <mjambor@suse.cz>
3123 * tree-inline.c (remap_decl): Use existing dclarations if
3124 remapping a type and prevent_decl_creation_for_types.
3125 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3126 decls first. Do real remapping with
3127 prevent_decl_creation_for_types set.
3128 * tree-inline.h (copy_body_data): New field
3129 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3132 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3134 * config/s390/s390.opt (mmvcle): More verbose help text.
3136 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3138 * config/s390/s390.opt: Add period to -mzvector option text.
3140 2016-01-15 Richard Biener <rguenther@suse.de>
3142 PR tree-optimization/68961
3143 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3144 of invariants in stores again.
3146 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3148 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3150 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3152 * config/i386/i386.c (ix86_expand_branch): Don't split
3153 DI mode xor instruction to SI mode.
3155 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3158 * ipa-icf.c (sem_function::merge): Virtual functions may become
3159 reachable even if they address is not taken and there are no
3162 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3164 * lto-streamer-out.c (subtract_estimated_size): New function.
3165 (get_symbol_initial_value): Use it.
3167 2016-01-15 Christian Bruel <christian.bruel@st.com>
3170 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3171 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3172 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3173 use add_builtin_function_ext_scope instead of add_builtin_function.
3174 (neon_set_p, neon_crypto_set_p): Remove.
3175 (arm_init_builtins): Always call arm_init_neon_builtins and
3176 arm_init_crypto_builtins.
3177 (arm_expand_builtin): Check that builtins are allowed for the arch.
3178 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3179 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3180 arm_init_neon_builtins call.
3182 2016-01-15 Richard Biener <rguenther@suse.de>
3184 PR tree-optimization/69117
3185 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3186 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3187 of the leader conservatively.
3188 (free_scc_vn): Restore original SSA name infos.
3190 2016-01-14 Jeff Law <law@redhat.com>
3192 PR tree-optimization/69270
3193 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3194 single bit of precision, verify it's also unsigned.
3195 (record_edge_info): Use constant_boolean_node rather than fold_convert
3196 to convert boolean_true/boolean_false to the right type.
3198 2016-01-14 Richard Henderson <rth@redhat.com>
3201 * loop-doloop.c (record_reg_sets): New.
3202 (doloop_optimize): Reject the transform if the sequence
3203 clobbers registers live at the end of the loop block.
3204 (doloop_optimize_loops): Enable df_live if needed.
3206 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3208 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3209 * gcc/config/rs6000/rs6000.c: Likewise.
3210 * gcc/config/rs6000/rs6000.h: Likewise.
3211 * gcc/config/rs6000/rs6000.md: Likewise.
3212 * gcc/doc/extend.texi: Likewsie.
3214 2016-01-14 Jeff Law <law@redhat.com>
3216 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3219 2016-01-14 Richard Henderson <rth@redhat.com>
3223 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3224 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3225 instead of builtin_decl_declared_p to test for declaration.
3227 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3229 * doc/loop.texi (Loop Analysis and Representation): Document
3230 loop_depth function.
3232 2016-01-14 Tom de Vries <tom@codesourcery.com>
3234 PR tree-optimization/68773
3235 * omp-low.c (expand_omp_target): Don't set force_output.
3236 * varpool.c (varpool_node::get_create): Same.
3237 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3238 offload_funcs with force_output.
3240 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3243 * lra-eliminations.c (move_plus_up): Don't change anything if either
3244 the outer or inner subreg mode is not MODE_INT.
3245 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3246 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3248 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3250 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3251 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3252 reduc_uplus_@var{m}): Remove.
3253 * expr.c (expand_expr_real_2): Remove expansion path for
3254 reduc_[us](min|max|plus) optabs.
3255 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3256 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3257 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3258 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3259 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3260 reduc_[us](min|max|plus) optabs.
3262 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3264 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3265 (reduc_plus_scal_v2sf): New.
3266 (reduc_smax_v2sf): Rename to...
3267 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3268 (reduc_smin_v2sf): Rename to...
3269 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3271 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3273 * alias.c (compare_base_symbol_refs): New function.
3274 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3277 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3280 PR tree-optimization/69155
3281 * tree-complex.c: Include cfganal.h.
3282 (phis_to_revisit): New variable.
3283 (extract_component): Add phiarg_p argument. Assert that returned
3284 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3285 (update_phi_components): Partly rewrite to use loop over real/imag
3286 components instead of code duplication. If extract_component returns
3287 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3288 create_tmp_reg into the PHI node instead, and mention the phi triplet
3290 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3291 in phis_to_revisit at the end.
3293 2016-01-14 Richard Biener <rguenther@suse.de>
3295 PR tree-optimization/68060
3296 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3297 outer loop reduction is only used in the inner loop before
3298 detecting a double reduction.
3300 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3303 * combine.c (expand_field_assignment): Punt if compute_mode is
3304 unsupported scalar mode.
3306 2016-01-14 Richard Biener <rguenther@suse.de>
3308 PR tree-optimization/66856
3309 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3310 SLP node only if it built successfully.
3311 (vect_analyze_slp_instance): Adjust.
3313 2016-01-14 Jeff Law <law@redhat.com>
3315 PR tree-optimization/69270
3316 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3317 (record_edge_info): Use it. Convert boolean_{true,false}_node
3320 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3323 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3324 use block_ultimate_origin
3325 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3327 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3329 * doc/invoke.texi (Submodel Options): Rename section to
3330 "Machine-Dependent Options" to better reflect its content.
3331 Rewrite introductory text to remove archaic CPU names.
3334 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3336 * doc/invoke.texi (Code Gen Options): Move section up in file,
3337 before target-specific options. Update menu and option summary
3338 to reflect the new section ordering.
3340 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3342 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3343 (C++ Dialect Options): Add cross-reference to -std option.
3344 * doc/standards.texi (C++ Language): Document C++14 support.
3346 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3348 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3349 for pack/unpack functions for __ibm128.
3350 (PACK_IF): Likewise.
3351 (UNPACK_IF): Likewise.
3353 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3354 support for __ibm128 pack/unpack functions.
3355 (rs6000_invalid_builtin): Likewise.
3356 (rs6000_init_builtins): Likewise.
3357 (rs6000_opt_masks): Likewise.
3359 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3360 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3362 (RS6000_BTM_COMMON): Likewise.
3364 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3365 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3366 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3367 128-bit floating point. Add support for the double values to be
3368 in Altivec registers for TF/IF packing and unpacking, but restrict
3369 TD packing sub-fields to be FPR registers. Don't allow overlapped
3370 register support for packing. Allow pack inputs to be memory
3371 locations. Don't build generator functions for unpack<mode>_dm
3372 and unpack<mode>_nodm.
3373 (unpack<mode>_dm): Likewise.
3374 (unpack<mode>_nodm): Likewise.
3375 (pack<mode>): Likewise.
3377 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3378 built-in functions to pack/unpack explicit __ibm128 values.
3379 (__builtin_unpack_ibm128): Likewise.
3381 * doc/extend.texi (PowerPC Built-in Functions): Document
3382 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3384 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3387 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3388 Add new arg loc and pass it down as context.
3389 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3390 to the location to use for the warning.
3391 (check_function_arguments): New arg loc. All callers changed. Pass
3392 it to check_function_nonnull.
3393 * c-common.h (check_function_arguments): Adjust declaration.
3395 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3397 PR tree-optimization/69156
3398 * gimple.c (validate_type): Removed.
3399 (gimple_builtin_call_types_compatible_p): Use
3400 useless_type_conversion_p instead of validate_type.
3401 * value-prof.c (gimple_stringop_fixed_value): Fold
3402 icall_size to correct type.
3404 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3406 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3409 2016-01-13 Richard Henderson <rth@redhat.com>
3412 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3413 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3414 (ix86_builtin_tm_store): Remove.
3415 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3416 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3417 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3418 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3419 * doc/tm.texi: Rebuild.
3421 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3422 (BUILT_IN_TM_MEMCPY_RTWN): New.
3423 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3424 fallback from vector to integer helpers.
3425 (build_tm_load): Handle vector types directly, instead of
3427 (build_tm_store): Likewise.
3428 (expand_assign_tm): Prepare for register types not handled by
3429 the above. Copy them to memory and use memcpy.
3430 * tree.c (tm_define_builtin): New.
3431 (find_tm_vector_type): New.
3432 (build_tm_vector_builtins): New.
3433 (build_common_builtin_nodes): Call it.
3435 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3437 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3438 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3440 2016-01-13 Tom de Vries <tom@codesourcery.com>
3442 PR tree-optimization/69169
3443 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3444 handled_struct_type param.
3445 (create_variable_info_for, intra_create_variable_infos): Call
3446 create_variable_info_for_1 with extra arg.
3448 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3450 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3451 and "armv8.1-a+crc" entries.
3453 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3456 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3457 Change first operand predicate from register_or_constm1_operand
3458 to register_operand.
3459 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3460 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3461 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3462 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3463 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3464 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3465 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3466 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3467 comparison with constm1_rtx from vec_prefetch_gen part.
3469 2016-01-13 Richard Biener <rguenther@suse.de>
3471 PR tree-optimization/69013
3472 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3473 Exchange assert for a test.
3475 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3478 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3480 2016-01-13 Richard Biener <rguenther@suse.de>
3482 PR tree-optimization/69242
3483 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3484 assert with a check.
3486 2016-01-13 Richard Biener <rguenther@suse.de>
3488 PR tree-optimization/69186
3489 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3490 Properly guard vect_update_misalignment_for_peel call.
3492 2016-01-12 Jeff Law <law@redhat.com>
3494 PR tree-optimization/pr67755
3495 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3496 "need_profile_correction".
3497 (thread_block_1): Initialize new field to false by default. If we
3498 have multiple thread paths through a common joiner to different
3499 final targets, then set new field to true.
3500 (compute_path_counts): Only do count adjustment when it's really
3503 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3505 * doc/invoke.texi (Spec Files): Move section down in file, past
3506 all command-line option descriptions.
3508 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3511 * doc/gty.texi: Remove documentation of mark_hook.
3512 * gengtype.c (struct write_types_data): Remove code to support
3513 mark_hook attribute.
3514 (walk_type): Likewise.
3515 (write_func_for_structure): Likewise.
3517 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3519 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
3520 Directory Options, and -specs= to Overall Options.
3521 (Overall Options): Adjust similarly. Reorder to group related
3522 options together. Make -specs= cross-reference the spec file details.
3523 (Directory Options): Adjust similarly.
3525 2016-01-12 Jeff Law <law@redhat.com>
3527 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
3529 2016-01-12 Olivier Hainque <hainque@adacore.com>
3531 * gcc.c (spec_undefvar_allowed): New global.
3532 (process_command): Set to true when running for --version or --help,
3534 (getenv_spec_function): When the variable is not defined, use the
3535 variable name as the variable value if we're allowed not to issue
3538 2016-01-12 Bin Cheng <bin.cheng@arm.com>
3540 PR tree-optimization/68911
3541 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
3542 information computed for expression "init + nit * step".
3544 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3546 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
3547 about name of GCC executable. Remove deleted node from menu.
3548 (Directory Options) <-B>: Remove cross-reference to deleted node.
3549 (Target Options): Delete section.
3551 2016-01-12 Christian Bruel <christian.bruel@st.com>
3554 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
3555 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
3557 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3560 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
3561 aligned_mem is properly set for AVX512-VL floating point masked
3565 * ifcvt.c (cond_exec_process_if_block): When removing the last
3566 insn from then_bb, remove also any possible barriers that follow it.
3568 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
3572 * config/i386/iamcu.h (SIZE_TYPE): New macro.
3573 (PTRDIFF_TYPE): Likewise.
3574 (WCHAR_TYPE): Likewise.
3575 (WCHAR_TYPE_SIZE): Likewise.
3576 (STDINT_LONG32): Likewise.
3578 2016-01-12 Richard Biener <rguenther@suse.de>
3580 PR tree-optimization/69053
3581 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
3582 convert initial value for cond reductions.
3584 2016-01-12 Richard Biener <rguenther@suse.de>
3586 PR tree-optimization/69007
3587 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
3588 widen_sum after dot_prod and sad.
3590 2016-01-12 Richard Biener <rguenther@suse.de>
3592 PR tree-optimization/69168
3593 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
3594 pattern stmt SLP type.
3595 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
3596 end up unused so cope with that case.
3598 2016-01-12 Richard Biener <rguenther@suse.de>
3600 PR tree-optimization/69157
3601 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3602 stmts def type only during analyze phase.
3603 (vectorizable_call): Likewise.
3604 (vectorizable_simd_clone_call): Likewise.
3605 (vectorizable_conversion): Likewise.
3606 (vectorizable_assignment): Likewise.
3607 (vectorizable_shift): Likewise.
3608 (vectorizable_operation): Likewise.
3609 (vectorizable_store): Likewise.
3610 (vectorizable_load): Likewise.
3612 2016-01-12 Richard Biener <rguenther@suse.de>
3614 PR tree-optimization/69174
3615 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3617 (vectorizable_load): Properly compute the number of loads needed
3618 for permuted strided SLP loads and do not spuriously assign
3619 to SLP_TREE_VEC_STMTS.
3621 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
3623 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3624 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3625 (MD_EXEC_PREFIX): Remove.
3626 (MD_STARTFILE_PREFIX) Removee.
3627 (FILE_NAME_ABSOLUTE_P): Remove.
3628 (CPP_SPEC): Do not read macros from sys/version.h.
3629 (LINK_COMMAND_SPEC): Remove.
3630 (LOCAL_INCLUDE_DIR): Remove.
3631 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
3632 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
3633 (POST_LINK_SPEC): Define to invoke stubify after linker
3634 (LIBSTDCXX): Remove define
3635 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
3636 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
3637 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
3638 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
3639 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
3640 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
3641 (i386_djgpp_asm_named_section): Add propotype of new procedure
3643 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
3644 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
3645 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
3646 in config/i386/djgpp.h).
3647 (STANDARD_STARTFILE_PREFIX_2): Define identical to
3648 STANDARD_STARTFILE_PREFIX_1.
3649 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
3650 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
3651 installation errors.
3652 (MAX_OFILE_ALIGNMENT): Define to 128.
3653 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
3655 * config/i386/djgpp.c: New file. Add implementation of
3656 i386_djgpp_asm_named_section.
3658 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
3660 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
3661 Add rule for building djgpp.o.
3663 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3665 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
3666 (rtx_is_swappable_p): Reductions are swappable.
3667 (insn_is_swappable_p): V2DF reductions are swappable.
3669 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
3671 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
3672 reloads for other unsupported memory operands.
3674 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3675 Jim Wilson <jim.wilson@linaro.org>
3678 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
3679 copy_to_mode_reg instead of force_reg.
3681 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3684 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
3685 TARGET_80387 is true.
3687 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3690 * lra-eliminations.c (move_plus_up): Only move plus up
3691 if subreg of the constant can be simplified into constant
3692 and use the simplified subreg of the constant instead of
3693 the original constant.
3695 * fold-const.c (fold_convertible_p): Don't return true
3696 for conversion of VECTOR_TYPE to same sized integral type.
3697 (fold_convert_loc): Fix up formatting. Fold conversion of
3698 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
3699 instead of NOP_EXPR.
3701 PR tree-optimization/69214
3702 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
3703 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3706 PR tree-optimization/69207
3707 * tree-vect-slp.c (vect_get_constant_vectors): For
3708 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
3709 fold_convertible_p to vector_type's element type, and always
3710 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
3712 2016-01-11 Richard Biener <rguenther@suse.de>
3714 PR tree-optimization/69173
3715 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
3716 fixup the cycle if all stmts are in a pattern.
3718 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
3721 * alias.c (base_alias_check): Move check for addresses with
3722 alignment ANDs before the call for compare_base_decls.
3723 (memrefs_conflict_p): Return -1 for different decls
3724 that went through alignment adjustments.
3726 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3728 PR rtl-optimization/68796
3729 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
3730 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
3731 and QImode comparisons against zero with CC_NZmode.
3732 * config/aarch64/iterators.md (short_mask): New mode_attr.
3734 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3736 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
3737 (<avx512>_store<mode>_mask): Likewise.
3739 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
3740 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3742 PR rtl-optimization/68841
3743 * ifcvt.c (struct noce_if_info): Add orig_x field.
3744 (bbs_ok_for_cmove_arith): Add to_rename parameter.
3745 Don't record conflicts on to_rename if it's present.
3746 Allow memory destinations in sets.
3747 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
3748 blocks, passing orig_x to the checks.
3749 (noce_process_if_block): Set if_info->orig_x appropriately.
3751 2016-01-11 Tom de Vries <tom@codesourcery.com>
3753 PR tree-optimization/69069
3754 * tree-parloops.c (create_parallel_loop): Add missing phi args.
3756 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
3758 PR rtl-optimization/68920
3759 * config/i386/i386.c (ix86_option_override_internal): Restrict number
3760 of conditional moves for RTL if-conversion to 1 for
3761 TARGET_ONE_IF_CONV_INSN.
3762 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
3763 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
3764 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
3765 parameter to restirct number of conditional moves for
3767 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
3768 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
3771 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
3774 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
3775 onepart vars. Fix typo in comment. Fix reversed condition in
3777 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
3780 * var-tracking.c (dump_onepart_variable_differences): New.
3781 (dataflow_set_different): If a detailed dump is requested,
3782 delay early returns and dump differences between onepart
3783 variables present before and after, and added variables.
3785 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3788 * expr.c (expand_expr_real_1): For boolean vector constants
3789 with a scalar mode use const_scalar_mask_from_tree.
3790 (const_scalar_mask_from_tree): New.
3791 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
3792 assigned to a mask type to handle constants.
3794 2016-01-11 Martin Jambor <mjambor@suse.cz>
3797 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
3798 useless parameters if we cannot change function signature.
3800 2016-01-11 Martin Jambor <mjambor@suse.cz>
3803 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
3806 2016-01-11 Tom de Vries <tom@codesourcery.com>
3808 PR tree-optimization/69109
3809 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
3812 2016-01-11 Tom de Vries <tom@codesourcery.com>
3814 PR tree-optimization/69108
3815 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
3816 res is not used in a phi.
3818 2016-01-11 Yury Gribov <y.gribov@samsung.com>
3821 * common.opt (frandom-seed): Fix parameter name.
3822 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
3824 2016-01-11 Tom de Vries <tom@codesourcery.com>
3826 PR tree-optimization/69058
3827 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
3830 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
3832 * config/arc/arc.opt (mdiv-rem): Add period to the end.
3833 (mcode-density): Likewise.
3835 2016-01-10 Tom de Vries <tom@codesourcery.com>
3837 PR tree-optimization/69062
3838 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
3839 (parallelize_loops): Don't paralelize loop that has phi with address
3842 2016-01-10 Tom de Vries <tom@codesourcery.com>
3844 PR tree-optimization/69039
3845 * tree-parloops.c (try_create_reduction_list): Only allow single exit
3848 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
3851 * match.pd: Require target has function_c99_misc before doing
3852 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
3854 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
3856 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
3858 * configure: Regenerate.
3860 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3863 PR tree-optimization/69097
3864 * fold-const.h (expr_not_equal_to): New prototype.
3865 * fold-const.c: Include stringpool.h and tree-ssanames.h.
3866 (expr_not_equal_to): New function.
3867 * match.pd (X % -Y is the same as X % Y): Don't optimize
3868 unless X is known not to be equal to minimum or Y is known
3869 not to be equal to -1.
3870 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
3871 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
3872 (simplify_stmt_using_ranges): Adjust caller.
3873 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
3874 substitute_and_fold.
3876 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
3878 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
3881 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3883 PR tree-optimization/69167
3884 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
3885 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
3887 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
3889 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3890 Richard Biener <rguenther@suse.de>
3892 PR tree-optimization/68707
3893 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
3894 instances that can be handled via vect_load_lanes.
3896 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
3898 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
3899 if we can't determine address equivalence.
3900 * alias.c (compare_base_decl): Update for changed return value of
3901 symtab_node::equal_address_to.
3903 2016-01-08 Jason Merrill <jason@redhat.com>
3907 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
3908 * expr.c (store_field): Not here.
3909 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
3910 call with TREE_ADDRESSABLE type.
3911 * tree-cfg.c (verify_gimple_call): Adjust.
3913 2016-01-08 Olivier Hainque <hainque@adacore.com>
3915 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
3918 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3920 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
3921 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
3922 (reduc_smin_v2sf): Rename to...
3923 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
3924 (reduc_splus_v2sf): Rename to...
3925 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
3927 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3929 PR tree-optimization/69162
3930 * gimplify.c (gimplify_va_arg_expr): Encode original type of
3931 valist argument in another argument.
3932 (gimplify_modify_expr): Adjust for the above change. Cleanup.
3933 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
3934 to determine the va_list type, build a MEM_REF instead of
3935 build_fold_indirect_ref.
3937 PR tree-optimization/69172
3938 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
3941 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
3943 PR tree-optimization/67781
3944 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3945 and cmpnop in two steps: first the ones not accessed in original
3946 gimple expression in a endian independent way and then the ones not
3947 accessed in the final result in an endian-specific way.
3949 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3951 PR tree-optimization/69083
3952 * tree-vect-slp.c (vect_get_constant_vectors): For
3953 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
3954 element type. If op is fold_convertible_p to vector_type's element
3955 type, use NOP_EXPR instead of VCE.
3957 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
3959 PR rtl-optimization/67778
3960 PR rtl-optimization/68634
3961 PR rtl-optimization/68909
3962 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
3963 block from the stack until done with it. Remove a superfluous
3964 bitmap set. Remove a superfluous bitmap test.
3966 2016-01-07 Martin Sebor <msebor@redhat.com>
3969 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
3970 constraint on the type of arguments.
3972 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
3974 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
3975 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
3976 unaligned_access on the gcc_options set.
3977 * config/arm/arm.c (arm_option_override_internal): Use
3978 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
3980 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3983 * config/i386/i386.c (ix86_frame_pointer_required): Enable
3984 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
3986 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3989 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3993 depending on frame_pointer_needed before remaining integer and SSE
3994 registers are saved.
3996 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
3999 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4001 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
4004 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4005 Use the "xBm" constraint.
4006 (float<sseintvecmodelower><mode>2<mask_name><round_name):
4008 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4009 (sse_cvtsi2ssq<round_name>): Likewise.
4010 (sse_cvtss2si<round_name>): Likewise.
4011 (sse_cvtss2siq<round_name>): Likewise.
4012 (sse2_cvtsi2sdq<round_name>): Likewise.
4013 (sse2_cvtsd2si<round_name>): Likewise.
4014 (sse2_cvtsd2siq<round_name>): Likewise.
4015 * config/i386/subst.md (round_nimm_scalar_predicate): New
4018 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
4021 * varasm.c (make_decl_rtl): Mark invalid register vars as
4024 PR rtl-optimization/66206
4025 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4026 All callers changed.
4028 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4030 PR tree-optimization/69141
4031 * tree-ssa-pre.c: Include langhooks.h.
4032 (eliminate_dom_walker::before_dom_children): Use
4033 lang_hooks.decl_printable_name instead of
4034 cgraph_node::get ()->name ().
4037 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4038 it and DECL_ALIGN too.
4040 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4042 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4044 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4047 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4048 depending on frame_pointer_needed before remaining integer and SSE
4049 registers are saved.
4051 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4053 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4054 mode iterator with VSX_M2.
4055 (*p9_vecstore_<mode>): Likewise.
4056 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4057 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4058 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4059 (define_split for VSX_LE128 stores): Likewise.
4060 (define_peephole2 for TImode LE swaps): Likewise.
4061 (define_split for VSX_LE128 post-reload stores): Likewise.
4063 2016-01-06 Marek Polacek <polacek@redhat.com>
4066 * convert.c (convert_to_integer_1): Adjust call to
4067 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4068 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4069 EXPR instead of ARG.
4070 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4072 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4075 * doc/extend.texi (RL78 Variable Attributes): New section.
4077 2016-01-05 Marek Polacek <polacek@redhat.com>
4080 * builtins.c (get_memmodel): Use expansion point location rather than
4081 the input location. Call warning_at rather than warning.
4082 (expand_builtin_atomic_compare_exchange): Likewise.
4083 (expand_builtin_atomic_load): Likewise.
4084 (expand_builtin_atomic_store): Likewise.
4085 (expand_builtin_atomic_clear): Likewise.
4087 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4090 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4091 Replace nonimmediate_operand with vector_operand.
4092 * config/i386/predicates.md (vector_operand): New predicate.
4093 (general_vector_operand): Replace nonimmediate_operand with
4095 * config/i386/sse.md: Replace nonimmediate_operand with
4096 vector_operand and m constraint with Bm constraint on SSE
4097 patterns with 16-byte memory operand.
4098 * config/i386/subst.md (round_nimm_predicate): Replace
4099 nonimmediate_operand with vector_operand.
4100 (round_saeonly_nimm_predicate): Likewise.
4101 (round_saeonly_nimm_scalar_predicate): New.
4103 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4106 * config/i386/constraints.md (Bm): New constraint.
4107 * config/i386/predicates.md (vector_memory_operand): New
4109 * config/i386/sse.md: Replace xm with xBm in plusminus and
4112 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4115 * doc/extend.texi (V850 Function Attributes): New section.
4116 (V850 Variable Attributes): New section.
4118 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4121 * doc/extend.texi (MicroBlaze Function Attributes): Document
4122 interrupt_handler and fast_interrupt attributes.
4124 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4127 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4128 for local symbolic operands.
4129 * config/ia64/predicates.md (local_symbolic_operand64): New
4132 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4134 PR rtl-optimization/68651
4135 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4138 2016-01-05 Nathan Sidwell <nathan@acm.org>
4140 * alias.c (compare_base_decls): Use symtab_node::get.
4142 2016-01-05 Nick Clifton <nickc@redhat.com>
4145 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4146 secondary_reload_info structure.
4149 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4150 decls if weak support is available.
4152 2016-01-04 Martin Sebor <msebor@redhat.com>
4154 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4156 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4158 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4159 OPTION_MASK_P9_DFORM.
4161 * config/rs6000/constraints.md (wo constraint): New constraint for
4164 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4166 (rs6000_init_hard_regno_mode_ok): Likewise.
4168 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4171 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4172 expanders not to have constraints. Add support for ISA 3.0 xxperm
4173 instruction. Add support for fusing xxlor with xxperm.
4174 (altivec_vperm_<mode>_internal): Likewise.
4175 (altivec_vperm_v8hiv16qi): Likewise.
4176 (altivec_vperm_<mode>v16q): Likewise.
4177 (altivec_vperm_<mode>_uns): Likewise.
4178 (vperm_v8hiv4si): Likewise.
4179 (vperm_v16qiv8hi): Likewise.
4181 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4183 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4185 Update copyright years.
4187 * gcc.c (process_command): Update copyright notice dates.
4188 * gcov-dump.c (print_version): Ditto.
4189 * gcov.c (print_version): Ditto.
4190 * gcov-tool.c (print_version): Ditto.
4191 * gengtype.c (create_file): Ditto.
4192 * doc/cpp.texi: Bump @copying's copyright year.
4193 * doc/cppinternals.texi: Ditto.
4194 * doc/gcc.texi: Ditto.
4195 * doc/gccint.texi: Ditto.
4196 * doc/gcov.texi: Ditto.
4197 * doc/install.texi: Ditto.
4198 * doc/invoke.texi: Ditto.
4200 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4202 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4203 modes larger than TImode as TImode if NEON is not enabled.
4205 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4208 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4209 mode for %f0-%f31 only if TARGET_FPU.
4211 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4214 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4215 to compute the PACKED_P predicate.
4216 (function_arg_record_value): Minor tweaks.
4218 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4220 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4221 option for arm*-*-* targets.
4223 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4225 * doc/extend.texi (Common Function Attributes): Move docs for
4226 MSP430-specific attributes to....
4227 (MSP430 Function Attributes): ...here. Delete the redundant
4228 entries and copy-edit the remaining text.
4229 (MSP430 Variable Attributes): Use uniform format for index
4230 entries and add a cross-reference to the corresponding function
4233 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4235 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4237 (x86 Options): Likewise.
4239 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4243 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4244 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4245 to corresponding attribute.
4247 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4249 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4250 to correct alphabetization of table. Copy-edit and correct
4252 <stack_protect>: Likewise.
4253 <target_clones>: Likewise.
4255 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4256 Correct punctuation.
4257 (Code Gen Options) <-fno-plt>: Copy-edit.
4259 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4262 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4263 SI values. Explicitly convert SI to DI and vice-versa.
4265 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4267 PR tree-optimization/69070
4268 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4269 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4272 * ubsan.c (ubsan_instrument_float_cast): Call
4273 initialize_sanitizer_builtins.
4276 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4278 Copyright (C) 2016 Free Software Foundation, Inc.
4280 Copying and distribution of this file, with or without modification,
4281 are permitted in any medium without royalty provided the copyright
4282 notice and this notice are preserved.