1 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
3 * common/config/s390/s390-common.c (s390_supports_split_stack):
5 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
6 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7 * config/s390/s390.c (struct machine_function): New field
8 split_stack_varargs_pointer.
9 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10 in s390_emit_prologue.
11 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13 (morestack_ref): New global.
14 (SPLIT_STACK_AVAILABLE): New macro.
15 (s390_expand_split_stack_prologue): New function.
16 (s390_live_on_entry): New function.
17 (s390_va_start): Use split-stack vararg pointer if appropriate.
18 (s390_asm_file_end): Emit the split-stack note sections.
19 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
20 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23 (split_stack_prologue): New expand.
24 (split_stack_space_check): New expand.
25 (split_stack_data): New insn.
26 (split_stack_call): New expand.
27 (split_stack_call_*): New insn.
28 (split_stack_cond_call): New expand.
29 (split_stack_cond_call_*): New insn.
31 2016-02-15 Richard Biener <rguenther@suse.de>
33 PR tree-optimization/69783
34 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
35 Add trivially correct cases.
37 2016-02-15 Tom de Vries <tom@codesourcery.com>
40 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
42 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
44 2016-02-15 Richard Biener <rguenther@suse.de>
46 PR tree-optimization/69776
47 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
48 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
49 indicate whether we can use TBAA to disambiguate against stores.
50 Use alias-set zero if not.
51 (visit_reference_op_store): Do not use TBAA when looking up
53 * tree-ssa-pre.c (compute_avail): Use TBAA here.
54 (eliminate_dom_walker::before_dom_children): But not when looking
57 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
59 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
61 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
63 * config/i386/znver1.md
64 (znver1_pop, znver1_pop_mem,
65 znver1_load_imov_double_store,
66 znver1_load_imov_direct_store,
67 znver1_load_imov_direct_load,
68 znver1_load_imov_double_load): Add new.
69 (znver1_insn, znver1_insn_load): Add icmov type.
71 znver1_sseavx_fma_load,
73 znver1_avx256_fma_load): Fix pipe usage.
75 2016-02-14 Alan Modra <amodra@gmail.com>
78 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
79 with an invalid hard reg, reload just the reg not the entire
80 pre/post-inc/dec address expression.
82 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
85 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
86 fixed R1_REG scratch reg.
87 (sibcall_value_pcrel_fdpic): Likewise.
89 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
93 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
95 2016-02-12 Walter Lee <walt@tilera.com>
97 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
98 * config/tilegx/t-tilegx: Likewise.
100 2016-02-12 David Malcolm <dmalcolm@redhat.com>
103 * diagnostic-show-locus.c (struct line_span): New struct.
104 (layout::get_first_line): Delete.
105 (layout::get_last_line): Delete.
106 (layout::get_num_line_spans): New member function.
107 (layout::get_line_span): Likewise.
108 (layout::print_heading_for_line_span_index_p): Likewise.
109 (layout::get_expanded_location): Likewise.
110 (layout::calculate_line_spans): Likewise.
111 (layout::m_first_line): Delete.
112 (layout::m_last_line): Delete.
113 (layout::m_line_spans): New field.
114 (layout::layout): Update comment. Replace m_first_line and
115 m_last_line with m_line_spans, replacing their initialization
116 with a call to calculate_line_spans.
117 (diagnostic_show_locus): When printing source lines and
118 annotations, rather than looping over a single span
119 of lines, instead loop over each line_span within
120 the layout, with an inner loop over the lines within them.
121 Call the context's start_span callback when changing line spans.
122 * diagnostic.c (diagnostic_initialize): Initialize start_span.
123 (diagnostic_build_prefix): Break out the building of the location
124 part of the string into...
125 (diagnostic_get_location_text): ...this new function, rewriting
126 it from nested ternary expressions to a sequence of "if"
128 (default_diagnostic_start_span_fn): New function.
129 * diagnostic.h (diagnostic_start_span_fn): New typedef.
130 (diagnostic_context::start_span): New field.
131 (default_diagnostic_start_span_fn): New prototype.
133 2016-02-12 David Malcolm <dmalcolm@redhat.com>
136 * gcc.c (driver::finalize): Fix cleanup of "specs".
138 2016-02-12 David Malcolm <dmalcolm@redhat.com>
142 * gcc.c (driver::driver): Initialize m_option_suggestions.
143 (driver::~driver): Clean up m_option_suggestions.
144 (suggest_option): Convert to...
145 (driver::suggest_option): ...this, and split out into
146 driver::build_option_suggestions and find_closest_string.
147 (driver::build_option_suggestions): New function, from
148 first half of suggest_option. Special-case
149 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
150 the sanitizer_opts array. For options of enum types, add the
151 various enum values to the candidate strings.
152 (driver::handle_unrecognized_options): Remove "const".
153 * gcc.h (driver::handle_unrecognized_options): Likewise.
154 (driver::build_option_suggestions): New decl.
155 (driver::suggest_option): New decl.
156 (driver::m_option_suggestions): New field.
157 * opts-common.c (add_misspelling_candidates): New function.
158 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
160 * opts.h (sanitizer_opts): New array decl.
161 (add_misspelling_candidates): New function decl.
162 * spellcheck.c (find_closest_string): New function.
163 * spellcheck.h (find_closest_string): New function decl.
165 2016-02-12 Jakub Jelinek <jakub@redhat.com>
167 PR rtl-optimization/69764
168 PR rtl-optimization/69771
169 * optabs.c (expand_binop_directly): For shift_optab_p, force
170 convert_modes with VOIDmode if xop1 has VOIDmode.
172 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
175 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
176 to correctly determine instrumentation thunks.
178 2016-02-12 Jakub Jelinek <jakub@redhat.com>
181 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
182 type by reference, force lhs on the call.
185 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
186 Compute retval and retbnd early in all cases if split_part_return_p
187 and return_bb is not EXIT. Remove all clobber stmts and reset
188 all debug stmts that refer to SSA_NAMEs defined in split part,
189 except if it is retval, in that case replace the old retval with the
190 lhs of the call to the split part.
192 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
195 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
198 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
199 whose result is used in PHI.
200 (maybe_optimize_range_tests): Likewise.
201 (final_range_test_p): Likweise.
203 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
206 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
207 whose result is used in PHI.
208 (maybe_optimize_range_tests): Likewise.
209 (final_range_test_p): Likweise.
211 2016-02-12 Jakub Jelinek <jakub@redhat.com>
213 * cgraph.c: Spelling fixes - behaviour -> behavior and
214 neighbour -> neighbor.
215 * target.def: Likewise.
216 * sel-sched.c: Likewise.
217 * config/mips/mips.c: Likewise.
218 * config/arc/arc.md: Likewise.
219 * config/arm/cortex-a57.md: Likewise.
220 * config/arm/arm.c: Likewise.
221 * config/arm/neon.md: Likewise.
222 * config/arm/arm-c.c: Likewise.
223 * config/vms/vms-c.c: Likewise.
224 * config/s390/s390.c: Likewise.
225 * config/i386/znver1.md: Likewise.
226 * config/i386/i386.c: Likewise.
227 * config/ia64/hpux-unix2003.h: Likewise.
228 * config/msp430/msp430.md: Likewise.
229 * config/rx/rx.c: Likewise.
230 * config/rx/rx.md: Likewise.
231 * config/aarch64/aarch64-simd.md: Likewise.
232 * config/aarch64/aarch64.c: Likewise.
233 * config/nvptx/nvptx.c: Likewise.
234 * config/bfin/bfin.c: Likewise.
235 * config/cris/cris.opt: Likewise.
236 * config/rs6000/rs6000.c: Likewise.
237 * target.h: Likewise.
238 * spellcheck.c: Likewise.
239 * ira-build.c: Likewise.
240 * tree-inline.c: Likewise.
241 * builtins.c: Likewise.
242 * lra-constraints.c: Likewise.
243 * explow.c: Likewise.
245 * targhooks.c: Likewise.
246 * tree-vect-data-refs.c: Likewise.
248 * doc/tm.texi: Likewise.
249 * doc/extend.texi: Likewise.
250 * doc/install.texi: Likewise.
251 * doc/md.texi: Likewise.
252 * tree-ssa-tail-merge.c: Likewise.
253 * sched-int.h: Likewise.
254 * match.pd: Likewise.
255 * sched-ebb.c: Likewise.
256 * target.def (omit_struct_return_reg): Likewise.
257 * gimple-ssa-isolate-paths.c: Likewise.
258 (find_implicit_erroneous_behaviour): Renamed to...
259 (find_implicit_erroneous_behavior): ... this.
260 (find_explicit_erroneous_behaviour): Renamed to...
261 (find_explicit_erroneous_behavior): ... this.
262 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
264 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
266 PR rtl-optimization/64682
267 PR rtl-optimization/69567
268 PR rtl-optimization/69737
269 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
270 in I2 as well, just lose it.
272 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
274 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
276 (aarch64_last_printed_tune_string): Likewise.
277 (aarch64_declare_function_name): Only output .arch assembler
278 directive if it will be different from the previously output
279 directive. Same for .tune comment but only if -dA is set.
280 (aarch64_start_file): New function.
281 (TARGET_ASM_FILE_START): Define.
283 2016-02-11 David Malcolm <dmalcolm@redhat.com>
286 * Makefile.in (PLUGIN_HEADERS): Add params.list.
288 2016-02-11 Jakub Jelinek <jakub@redhat.com>
291 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
292 -Wmaybe-uninitialized warning.
294 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
297 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
299 2016-02-11 Richard Biener <rguenther@suse.de>
301 PR rtl-optimization/69291
302 * ifcvt.c (noce_try_store_flag_constants): Do not allow
303 subexpressions affected by changing the result.
305 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
308 * lra-constraints.c (curr_insn_transform): Find in/out operands
309 for secondary memory moves. Update dups.
311 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
313 PR tree-optimization/69652
314 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
315 to nested loop, did source re-formatting, skip debug statements,
316 add check on statement with volatile operand, remove dead scalar
319 2016-02-10 Jakub Jelinek <jakub@redhat.com>
320 Patrick Palka <ppalka@gcc.gnu.org>
324 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
325 calls if the return type is TREE_ADDRESSABLE.
326 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
327 * ipa-split.c (split_function): Fix doubled "we" in comment.
328 Use void return type for the split part even if
329 !split_point->split_part_set_retval.
331 2016-02-10 Bin Cheng <bin.cheng@arm.com>
333 PR tree-optimization/68021
334 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
335 when computing the value of biv cand by itself.
337 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
339 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
340 (cortexa57_tunings): Likewise.
341 (cortexa72_tunings): Likewise.
342 (arch_macro_fusion_pair_p): Add support for AES fusion.
343 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
344 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
345 Allow virtual registers before reload so early scheduling works.
346 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
347 correct latency and pipeline.
348 (cortex_a57_crypto_complex): Likewise.
349 (cortex_a57_crypto_xor): Likewise.
350 (define_bypass): Add AES bypass.
352 2016-02-10 Richard Biener <rguenther@suse.de>
354 PR tree-optimization/69726
355 * passes.def: Add DCE pass before late uninit.
356 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
357 really fixup if-conversions job.
359 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
361 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
362 (arm_cortex_a57_tune): Likewise.
363 (aarch_macro_fusion_pair_p): Add support for AES fusion.
364 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
366 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
368 * timevar.def (TV_PHASE_DBGINFO): Delete.
369 (TV_PHASE_CHECK_DBGINFO): Likewise.
370 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
372 2016-02-10 Richard Biener <rguenther@suse.de>
374 PR tree-optimization/69719
375 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
376 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
378 2016-02-09 Andrew Pinski <apinski@cavium.com>
381 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
382 get_vcond_mask_icode returns false.
384 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
387 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
388 an ADDIS that adds a pointer to a large constant that sets the
389 upper16 bits with a load operation.
391 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
394 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
396 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
398 (vzipq_s16): Likewise.
399 (vzipq_s32): Likewise.
400 (vzipq_f32): Likewise.
401 (vzipq_u8): Likewise.
402 (vzipq_u16): Likewise.
403 (vzipq_u32): Likewise.
404 (vzipq_p8): Likewise.
405 (vzipq_p16): Likewise.
407 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
410 * config/arm/arm.c (neon_endian_lane_map): New function.
411 (neon_vector_pair_endian_lane_map): New function.
412 (arm_evpc_neon_vuzp): Allow for big endian lane order.
413 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
415 (vuzpq_s16): Likewise.
416 (vuzpq_s32): Likewise.
417 (vuzpq_f32): Likewise.
418 (vuzpq_u8): Likewise.
419 (vuzpq_u16): Likewise.
420 (vuzpq_u32): Likewise.
421 (vuzpq_p8): Likewise.
422 (vuzpq_p16): Likewise.
424 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
427 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
430 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
433 truncate const_int operand 1 to QImode.
435 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
437 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
438 corresponding to an abnormal edge.
440 2016-02-09 Tom de Vries <tom@codesourcery.com>
442 PR tree-optimization/69599
443 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
445 (find_func_aliases_for_builtin_call, find_func_clobbers)
446 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
449 2016-02-09 Richard Biener <rguenther@suse.de>
451 PR tree-optimization/69715
452 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
453 LHS on calls as non-rewritable.
455 2016-02-09 Tom de Vries <tom@codesourcery.com>
458 * lto-wrapper.c (append_diag_options): New function.
459 (compile_offload_image): Call append_diag_options.
461 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
464 * doc/extend.texi (Flag Output Operands): Correct sectioning.
465 Minor copy-edit to fix verb tenses.
467 2016-02-08 Jakub Jelinek <jakub@redhat.com>
469 PR tree-optimization/69209
470 * ipa-split.c (split_function): If split part is not
471 returning retval, retval has gimple type but is not
472 gimple value, force it into a SSA_NAME first.
474 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
476 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
479 2016-02-08 Jason Merrill <jason@redhat.com>
482 * convert.c (convert_to_integer_1): Check dofold on truncation
484 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
485 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
486 Rename from *_nofold.
487 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
488 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
490 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
493 * tree.c (build_common_tree_nodes): Remove short_double argument.
495 * tree.h (build_common_tree_nodes): Adjust declaration.
496 * doc/invoke.texi (-fshort-double): Remove documentation.
497 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
498 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
499 * lto-wrapper.c (merge_and_complain, append_compiler_options)
500 (append_linker_options): Don't handle OPT_fshort_double.
502 PR rtl-optimization/68730
503 * lra-remat.c (insn_to_cand_activation): New static variable.
504 (lra_remat): Allocate and free it.
505 (create_cand): New arg activation. Initialize a field in
506 insn_to_cand_activation if it is nonnull.
507 (create_cands): Pass the activation insn to create_cand when making
508 a candidate involving an output reload. Reorganize code a little.
509 (do_remat): Keep track of active status of candidates in a separate
512 2016-02-08 Richard Biener <rguenther@suse.de>
514 PR tree-optimization/69719
515 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
516 Properly use absolute of the difference of the two offsets to
517 compare or adjust the segment length.
519 2016-02-08 Richard Biener <rguenther@suse.de>
520 Jeff Law <law@redhat.com>
523 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
524 types for anonymous SSA names.
526 2016-02-08 Richard Biener <rguenther@suse.de>
528 PR rtl-optimization/69274
529 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
531 2016-02-08 Jeff Law <law@redhat.com>
533 PR tree-optimization/65917
534 * tree-ssa-dom.c (record_temporary_equivalences): Record both
535 equivalences from if (x == y) style conditionals.
536 (loop_depth_of_name): Remove.
537 (record_equality): Remove loop depth check.
538 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
539 (const_and_copies::record_const_or_copy_raw): New member function.
540 * tree-ssa-scopedtables.c
541 (const_and_copies::record_const_or_copy_raw): New, factored out of
542 (const_and_copies::record_const_or_copy): Call new member function.
544 2016-02-05 Jeff Law <law@redhat.com>
546 PR tree-optimization/68541
547 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
548 (count_stmts_in_block): New function.
549 (poor_ifcvt_candidate_code): Likewise.
550 (is_feasible_trace): Add some heuristics to determine when path
551 splitting is profitable.
552 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
553 is a diamond with a single exit.
555 2016-02-05 Martin Sebor <msebor@redhat.com>
558 * doc/invoke.texi: Update -Wplacement-new to take an optional
561 2016-02-06 Richard Henderson <rth@redhat.com>
564 * tree.c (tree_nop_conversion_p): Do not strip casts into or
565 out of non-standard address spaces.
567 2016-02-05 Jakub Jelinek <jakub@redhat.com>
569 PR rtl-optimization/69691
570 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
572 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
574 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
575 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
576 (*ieee128_mfvsrd_64bit): Likewise.
577 (*ieee128_mfvsrd_32bit): Likewise.
579 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
583 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
585 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
586 instrumented_version.
588 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
590 * doc/invoke.texi (Optimize Options): In table of --param options
591 rename second occurrence of tracer-min-branch-ratio to
592 tracer-min-branch-probability, rename
593 tracer-min-branch-ratio-feedback to
594 tracer-min-branch-probability-feedback and clarify description,
595 rename sched-spec-state-edge-prob-cutoff to
596 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
597 to selsched-insns-to-rename, rename lto-minpartition to
598 lto-min-partition, delete reorder-blocks-duplicate and
599 reorder-blocks-duplicate-feedback.
601 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
603 * config/s390/s390.c (s390_register_info_set_ranges): Remove
606 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
608 * doc/extend.texi: S/390: Correct some typos.
610 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
612 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
614 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
617 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
618 (s390_register_info_gprtofpr): Use new macros above.
619 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
621 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
622 its name. Adjust restore and save gpr ranges.
623 (s390_register_info_set_ranges): New function.
624 (s390_register_info): Use new macros above. Call
625 s390_register_info_set_ranges.
626 (s390_optimize_register_info): Likewise.
627 (s390_hard_regno_rename_ok): Use new macros.
628 (s390_hard_regno_scratch_ok): Likewise.
629 (s390_emit_epilogue): Likewise.
630 (s390_can_use_return_insn): Likewise.
631 (s390_optimize_prologue): Likewise.
632 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
634 2016-02-05 Jakub Jelinek <jakub@redhat.com>
637 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
639 (ix86_option_override_internal): Disable TARGET_STV even for
640 -m{incoming,preferred}-stack-boundary=3.
642 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
644 * config.gcc: Mark deprecated rtems targets as obsolete.
646 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
648 PR rtl-optimization/64682
649 PR rtl-optimization/69567
650 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
651 before I2 only if the register is both used and set in I2.
653 2016-02-04 DJ Delorie <dj@redhat.com>
655 * config/msp430/msp430.c (msp430_start_function): Add function type.
657 2016-02-04 Jakub Jelinek <jakub@redhat.com>
660 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
662 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
664 PR rtl-optimization/69577
666 2015-10-29 Richard Henderson <rth@redhat.com>
670 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
671 sse check to the exact conditions of PR 67609.
673 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
676 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
677 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
678 not allowed into the traditional Altivec registers.
679 (movtd_64bit_nodm): Likewise.
680 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
682 2016-02-04 David Malcolm <dmalcolm@redhat.com>
684 * config/aarch64/cortex-a57-fma-steering.c
685 (aarch64_register_fma_steering): Remove "static" from arguments
688 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
691 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
694 2016-02-04 Mike Frysinger <vapier@gentoo.org>
696 * doc/invoke.texi: Delete -mno-fma4.
698 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
700 PR rtl-optimization/69577
701 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
702 (find_subregs_of_mode): Update accordingly. Iterate over partial
705 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
707 * config/arm/arm-protos.h (neon_reinterpret): Remove.
708 * config/arm/arm.c (neon_reinterpret): Remove.
709 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
710 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
711 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
712 vreinterpretti): Remove.
713 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
714 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
715 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
716 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
717 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
718 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
719 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
720 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
721 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
722 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
723 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
724 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
725 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
726 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
727 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
728 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
729 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
730 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
731 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
732 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
733 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
734 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
735 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
736 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
737 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
738 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
739 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
740 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
741 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
742 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
743 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
744 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
745 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
746 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
747 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
748 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
749 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
750 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
751 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
752 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
753 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
754 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
755 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
756 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
757 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
758 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
759 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
760 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
761 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
762 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
763 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
764 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
765 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
766 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
767 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
768 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
769 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
770 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
771 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
772 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
773 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
774 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
775 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
776 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
777 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
778 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
779 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
780 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
781 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
782 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
783 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
784 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
785 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
786 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
787 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
788 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
789 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
790 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
791 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
792 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
793 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
794 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
795 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
796 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
797 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
798 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
799 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
800 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
801 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
802 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
803 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
804 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
805 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
806 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
807 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
808 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
809 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
810 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
811 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
812 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
813 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
814 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
815 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
817 2016-02-04 Martin Liska <mliska@suse.cz>
820 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
821 that are gimple_store_p.
822 (maybe_instrument_call): Likewise.
824 2016-02-04 Bin Cheng <bin.cheng@arm.com>
826 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
827 register scaling out of memory reference and comment why.
829 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
833 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
834 folding the source of a SET.
836 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
840 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
841 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
843 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
847 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
850 2016-02-04 Christian Bruel <christian.bruel@st.com>
852 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
853 * config/arm/arm.c (arm_set_current_function): Likewise.
855 2016-02-04 Jakub Jelinek <jakub@redhat.com>
856 Ilya Enkovich <enkovich.gnu@gmail.com>
857 H.J. Lu <hongjiu.lu@intel.com>
860 * config/i386/i386.c (convert_scalars_to_vector): Remove
861 stack alignment fixes.
862 (ix86_option_override_internal): Disable TARGET_STV if stack
863 might not be aligned enough.
864 (ix86_minimum_alignment): Assert that TARGET_STV is false.
866 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
868 * gcc/config/i386/x86-tune.def: Disable default prefetching
871 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
872 Vladimir Makarov <vmakarov@redhat.com>
875 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
876 in validating fused toc addresses.
878 2016-02-03 Jakub Jelinek <jakub@redhat.com>
881 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
882 range->m_caret fields if range->m_show_caret_p is false.
885 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
886 Force oldval into register if it does not satisfy reg_or_short_operand
887 predicate. Fix up formatting.
889 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
890 Alexandre Oliva <aoliva@redhat.com>
893 * lra-constraints.c (simplify_operand_subreg): Check additionally
894 address validity after potential reloading.
895 (process_address_1): Check insns validity. In case of failure do
898 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
901 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
904 2016-02-02 Jakub Jelinek <jakub@redhat.com>
906 * wide-int.cc (canonize_uhwi): New function.
907 (wi::divmod_internal): Use it.
909 2016-02-02 James Norris <jnorris@codesourcery.com
911 * gimplify.c (omp_notice_variable): Add usage check.
913 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
915 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
916 like LE, GE, LT, GT when emitting relational operator.
918 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
920 * ira-costs.c (find_costs_and_classes): Add extra argument.
921 * target.def (ira_change_pseudo_allocno_class): Add parameter.
922 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
923 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
924 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
925 Add best_class parameter, and return it if not ALL_REGS.
926 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
928 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
931 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
933 * config/aarch64/aarch64.c
934 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
935 (aarch64_ira_change_pseudo_allocno_class): New function.
937 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
940 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
942 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
944 * config/avr/avr.c (avr_option_override): Set
945 PARAM_ALLOW_STORE_DATA_RACES to 1.
947 2016-02-02 Richard Biener <rguenther@suse.de>
949 PR tree-optimization/69595
950 * match.pd: Add range test simplifications to true/false.
952 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
954 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
955 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
958 2016-02-02 Richard Biener <rguenther@suse.de>
960 PR tree-optimization/69606
961 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
962 info on the result before moving a stmt.
964 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
967 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
968 branch with vector comparison.
969 * config/i386/sse.md (VI48_AVX): New mode iterator.
970 (define_expand "cbranch<mode>4): Add support for conditional branch
971 with vector comparison.
972 * tree-vect-loop.c (optimize_mask_stores): New function.
973 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
974 has_mask_store field of vect_info.
975 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
976 vectorized loops having masked stores after vec_info destroy.
977 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
978 correspondent macros.
979 (optimize_mask_stores): Add prototype.
981 2016-02-02 Alan Modra <amodra@gmail.com>
984 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
987 2016-02-02 Alan Modra <amodra@gmail.com>
990 * config/rs6000/rs6000.c (need_toc_init): New var, set it
991 whenever toc_label_name used.
992 (rs6000_file_start): Don't set up toc section here,
993 (rs6000_output_function_epilogue): do so here instead,
994 (rs6000_xcoff_file_start): and here.
995 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
996 (load_toc_aix_di): Likewise.
998 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1000 PR rtl-optimization/69592
1001 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1002 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1003 (num_sign_bit_copies_binary_arith_p): New inline function.
1004 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1006 2016-02-01 Jeff Law <law@redhat.com>
1008 PR tree-optimization/69580
1009 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1010 * tree-ssa-threadbackward.c
1011 (fsm_find_control_statement_thread_paths): Do not try to walk
1012 through large PHI nodes.
1014 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1016 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1017 when count is incremented above limit, don't analyze further
1020 * omp-low.c (oacc_parse_default_dims): Avoid
1021 -Wsign-compare warning, make sure value fits into int
1022 rather than just unsigned int.
1024 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1026 PR tree-optimization/67921
1027 * fold-const.c (split_tree): New parameters. Convert pointer
1028 type variable part to proper type before negating.
1029 (fold_binary_loc): Pass new arguments to split_tree.
1031 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1033 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1034 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1035 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1036 * doc/tm.texti: Rebuilt.
1037 * doc/invoke.texi (fopenacc-dim): Document.
1038 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1039 (append_compiler_options): Likewise.
1040 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1041 (oacc_parse_default_dims): New.
1042 (oacc_validate_dims): Add USED arg. Select non-unity default when
1044 (oacc_loop_fixed_partitions): Return mask of used partitions.
1045 (oacc_loop_auto_partitions): Emit dump info.
1046 (oacc_loop_partition): Return mask of used partitions.
1047 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1048 loop partitioning and validation calls.
1050 2016-02-01 Richard Biener <rguenther@suse.de>
1053 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1055 2016-02-01 Richard Biener <rguenther@suse.de>
1057 PR tree-optimization/69574
1058 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1059 of asserting return chrec_dont_know.
1061 2016-02-01 Martin Liska <mliska@suse.cz>
1063 * mem-stats-traits.h: Add copyright header.
1064 * mem-stats.h: Likewise.
1066 2016-02-01 Richard Biener <rguenther@suse.de>
1068 PR tree-optimization/69579
1069 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1070 Do not propagate through abnormal PHI results.
1072 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1074 * postreload.c (reload_cse_simplify): Remove dead code.
1076 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1078 PR rtl-optimization/69570
1079 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1080 if there is more than one set, not if there is a single set.
1082 2016-02-01 Richard Henderson <rth@redhat.com>
1085 * combine.c (make_compound_operation): When looking through a
1086 subreg, make sure to re-extend to the width of the outer mode.
1088 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1090 PR tree-optimization/69546
1091 * wide-int.cc (wi::divmod_internal): For unsigned division
1092 where both operands fit into uhwi, if o1 is 1 and o0 has
1093 msb set, if divident_prec is larger than bits per hwi,
1094 clear another quotient word and return 2 instead of 1.
1095 Similarly for remainder with msb in HWI set, if dividend_prec
1096 is larger than bits per hwi.
1098 2016-01-29 Martin Jambor <mjambor@suse.cz>
1100 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1101 Use short lowercase names.
1102 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1103 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1104 acq_rel one. Protect warning agains segfaults if
1105 get_memory_order_name returns NULL.
1106 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1107 with release semantics. Do not warn if get_memory_order already did.
1108 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1109 semantics. Fix check for relaxed or acquire semantics. Do not warn
1110 if get_memory_order already did.
1112 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1114 * doc/install.texi: Document that isl-0.16 is supported.
1116 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1119 * config/i386/constraints.md (Bm): Describe as special memory
1121 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1122 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1123 * genpreds.c (struct constraint_data): Add is_special_memory.
1124 (have_special_memory_constraints, special_memory_start): New
1126 (special_memory_end): Ditto.
1127 (add_constraint): Add new arg is_special_memory. Add code to
1128 process its true value. Update have_special_memory_constraints.
1129 (process_define_constraint): Pass the new arg.
1130 (process_define_register_constraint): Ditto.
1131 (choose_enum_order): Process special memory.
1132 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1133 function insn_extra_special_memory_constraint.
1134 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1135 * gensupport.c (process_rtx): Process
1136 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1137 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1138 * ira-lives.c (single_reg_class): Use
1139 insn_extra_special_memory_constraint.
1140 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1141 * lra-constraints.c (process_alt_operands): Ditto.
1142 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1143 * recog.c (asm_operand_ok, preprocess_constraints): Process
1145 * reload.c (find_reloads): Ditto.
1146 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1147 * stmt.c (parse_input_constraint): Use
1148 insn_extra_special_memory_constraint.
1150 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1153 * lra-splill.c (lra_final_code_change): Revert r229087 by
1154 removing all sub-registers.
1156 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1159 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1161 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1164 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1165 SSE1, copy target into the temporary reg first before recursing
1168 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1173 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1175 * ginclude/stdarg.h: Test __cplusplus instead of
1176 __GXX_EXPERIMENTAL_CXX0X__.
1178 2016-01-29 Richard Biener <rguenther@suse.de>
1180 PR tree-optimization/69547
1181 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1182 Do not mark clobbers necessary.
1183 (mark_all_reaching_defs_necessary_1): Likewise.
1185 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1187 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1188 declaration name with %qs and print it in both error messages.
1189 Also fix indentation.
1191 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1194 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1195 trailing blank line from error message.
1197 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1200 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1203 2016-01-29 Richard Biener <rguenther@suse.de>
1206 * match.pd: Allow all integral types when simplifying a
1207 widening or sign-changing conversion.
1209 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1211 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1212 back to setting codegen_error to fail codegen.
1214 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1217 * config/i386/constraints.md (C): Only accept constant zero operand.
1218 (BC): New constraint.
1219 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1220 instead of C constraint.
1221 * doc/md.texi (Machine Constraints): Update description
1224 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1227 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1229 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1232 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1235 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1237 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1238 branches if using guessed profile.
1240 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1242 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1244 2016-01-28 Richard Henderson <rth@redhat.com>
1247 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1248 * config/aarch64/aarch64-protos.h: Update.
1249 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1250 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1251 (aarch64_get_condition_code_1): Handle CC_Cmode.
1252 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1253 (*add<mode>3_compareC_cconly_imm): New.
1254 (*add<mode>3_compareC_cconly): New.
1255 (*add<mode>3_compareC_imm): New.
1256 (add<mode>3_compareC): New.
1257 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1258 to be first. Use aarch64_carry_operation.
1259 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1260 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1261 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1262 (subti3): Use subdi3_compare1.
1263 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1264 (sub<mode>3_compare1): New.
1265 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1266 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1267 (*subsi3_carryin_uxtw): Likewise.
1268 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1269 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1270 * config/aarch64/iterators.md (DWI): New.
1271 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1272 (aarch64_borrow_operation): New.
1274 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1276 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1277 message when isl does not return a valid schedule.
1279 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1281 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1282 Remove comments from class declarations: they are already in the code
1285 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1287 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1289 (ternary_op_to_tree): Same.
1290 (unary_op_to_tree): Same.
1291 (nary_op_to_tree): Same.
1292 (gcc_expression_from_isl_expr_op): Same.
1293 (gcc_expression_from_isl_expression): Same.
1294 (graphite_create_new_loop): Same.
1295 (graphite_create_new_loop_guard): Same.
1296 (build_iv_mapping): Same.
1297 (graphite_create_new_guard): Same.
1298 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1299 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1301 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1303 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1304 instead of setting codegen_error to fail codegen.
1306 2016-01-28 Jason Merrill <jason@redhat.com>
1308 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1310 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1312 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1313 Remove CONST_INT_P check in CCMP cost calculation.
1315 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1317 * config/aarch64/aarch64.c (generic_vector_cost):
1318 Set vec_permute_cost.
1319 (cortexa57_vector_cost): Likewise.
1320 (exynosm1_vector_cost): Likewise.
1321 (xgene1_vector_cost): Likewise.
1322 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1323 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1324 Add vec_permute_cost entry.
1326 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1328 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1330 (add<mode>3_compare0): Likewise.
1331 (addsi3_compare0_uxtw): Likewise.
1332 (add<mode>3nr_compare0): Likewise.
1333 (compare_neg<mode>): Likewise.
1334 (<optab><mode>3): Likewise.
1336 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1338 * tree-vect-stmts.c (vectorizable_comparison): Add
1339 NULL check for vectype.
1341 2016-01-28 Richard Biener <rguenther@suse.de>
1343 PR tree-optimization/69466
1344 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1345 Account for PHIs we couldn't duplicate.
1347 2016-01-28 Martin Liska <mliska@suse.cz>
1350 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1351 instead of ENABLE_VALGRIND_CHECKING.
1353 2016-01-27 Richard Henderson <rth@redhat.com>
1356 * lra-remat.c (subreg_regs): New.
1357 (dump_candidates_and_remat_bb_data): Dump it.
1358 (operand_to_remat): Reject if operand in subreg_regs.
1359 (set_bb_regs): Collect subreg_regs.
1360 (lra_remat): Init and free subreg_regs. Compute
1361 calculate_local_reg_remat_bb_data before create_cands.
1363 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1366 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1367 change stack_alignment_needed for __tls_get_addr call.
1369 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1371 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1373 2016-01-27 Jeff Law <law@redhat.com>
1375 PR tree-optimization/68398
1376 PR tree-optimization/69196
1377 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1378 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1379 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1380 Only count PHIs in the last block in the path. The others will
1381 const/copy propagate away. Add heuristic to allow more irreducible
1382 subloops to be created when it is likely profitable to do so.
1384 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1385 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1386 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1388 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1391 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1392 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1393 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1394 * tree-streamer-in.c: Include asan.h.
1395 (streamer_get_builtin_tree): For builtins in sanitizer
1396 range call initialize_sanitizer_builtins and retry.
1398 2016-01-27 Ian Lance Taylor <iant@google.com>
1400 * common.opt (fkeep-gc-roots-live): New undocumented option.
1401 * tree-ssa-loop-ivopts.c (add_candidate_1): If
1402 -fkeep-gc-roots-live, skip pointers.
1403 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1406 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1410 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1412 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
1415 * configure.ac: NetBSD provides SSP in its C library.
1416 * configure: Updated.
1418 2016-01-27 Richard Biener <rguenther@suse.de>
1420 PR tree-optimization/69166
1421 * tree-vect-loop.c (vect_is_simple_reduction): Always check
1422 reduction code for commutativity / associativity.
1424 2016-01-27 Martin Jambor <mjambor@suse.cz>
1426 PR tree-optimization/69355
1427 * tree-sra.c (analyze_access_subtree): Correct hole detection when
1428 total_scalarization fails.
1430 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
1432 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
1435 2016-01-27 Christian Bruel <christian.bruel@st.com>
1438 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
1439 Move arm_reset_previous_fndecl and set_target_option_current_node in
1440 the conditional part. Call save_restore_target_globals.
1441 * config/arm/arm.c (arm_set_current_function):
1442 Refactor to better support #pragma target and attribute mix.
1443 Call save_restore_target_globals.
1444 * config/arm/arm-protos.h (save_restore_target_globals): New function.
1446 2016-01-27 Martin Liska <mliska@suse.cz>
1448 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
1449 reference for an HSA kernel and its host function.
1451 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1453 PR tree-optimization/69399
1454 * wide-int.h (wi::lrshift): For larger precisions, only
1455 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
1457 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1459 * config/arc/predicates.md (proper_comparison_operator): Reject
1460 constant-constant comparison.
1462 2016-01-26 Tom de Vries <tom@codesourcery.com>
1464 PR tree-optimization/69110
1465 * tree-data-ref.c (initialize_data_dependence_relation): Handle
1466 DR_NUM_DIMENSIONS == 0.
1468 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1469 Sebastian Pop <s.pop@samsung.com>
1471 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
1472 isl_ast_op_cond and isl_ast_op_select.
1473 (gcc_expression_from_isl_expr_op): Same.
1475 2016-01-26 Jason Merrill <jason@redhat.com>
1478 * tree.c (recompute_constructor_flags): Split out from
1480 (verify_constructor_flags): New.
1481 * tree.h: Declare them.
1483 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
1485 PR rtl-optimization/69217
1486 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
1487 are no TYPE_FIELDS set for the record type.
1489 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1492 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
1493 toc_label_name unconditionally.
1494 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
1495 SYMBOL_REF string. Use toc_label_name instead of constructing
1497 (rs6000_elf_declare_function_name): Use toc_label_name instead of
1498 constructing LCTOC1.
1500 2016-01-26 Martin Sebor <msebor@redhat.com>
1503 * doc/extend.texi (Common Type Attributes): Move text that talks about
1504 attribute packed from attribute aligned to the section discussing
1505 the former attribute for clarity.
1507 2016-01-26 Richard Henderson <rth@redhat.com>
1510 * trans-mem.c (tm_region_init): Mark entry block as visited.
1512 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1515 * diagnostic-show-locus.c (layout::print_source_line): Replace
1516 call to pp_newline with call to layout::print_newline.
1517 (layout::print_annotation_line): Likewise.
1518 (layout::move_to_column): Likewise.
1519 (layout::print_any_fixits): After printing any fixits, print a
1520 trailing newline, if necessary.
1521 (layout::print_newline): New method, resetting any colorization
1523 (diagnostic_show_locus): Move the pp_newline to before the
1524 early bailout. Remove dummy block enclosing the layout instance.
1525 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1526 of pp_newline_and_flush with pp_flush.
1527 (diagnostic_append_note): Delete use of pp_newline.
1528 (diagnostic_append_note_at_rich_loc): Delete.
1529 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1530 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1531 when newline characters are added to the buffer.
1533 2016-01-26 Michael Matz <matz@suse.de>
1535 * configure.ac (ac_cv_std_swap_in_utility): New test.
1536 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1537 * configure: Regenerate.
1538 * config.in: Regenerate.
1540 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
1542 * config/arc/arc.md (cstoresi4): Force operand into register.
1543 (arcset<code>): Fix predicate.
1544 (arcsetltu): Likewise.
1545 (arcsetgeu): Likewise.
1546 (arcsethi): Likewise.
1547 (arcsetls): Likewise.
1549 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1551 PR tree-optimization/69483
1552 * gimple-fold.c (canonicalize_constructor_val): Return NULL
1553 if base has error_mark_node type.
1555 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
1558 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
1559 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
1561 (vget_lane_f16): Handle big-endian.
1562 (vgetq_lane_f16): Likewise.
1563 (vset_lane_f16): Likewise.
1564 (vsetq_lane_f16): Likewise.
1565 * config/arm/iterators.md (VQXMOV): Add V8HF.
1566 (VDQ): Add V4HF and V8HF.
1567 (V_reg): Handle V4HF and V8HF.
1568 (Is_float_mode): Likewise.
1569 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
1570 neon_vdup_nv8hf): New patterns.
1571 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
1572 Use VD_LANE iterator.
1573 (neon_vld1_dup<mode>): Use VQ2 iterator.
1575 2016-01-26 Nathan Sidwell <nathan@acm.org>
1577 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
1578 (set_oacc_fn_attrib): Add IS_KERNEL arg.
1579 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
1580 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
1581 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
1582 (oacc_validate_dims): Add LEVEL arg, don't return level.
1583 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
1585 (execute_oacc_device_lower): Adjust, add more dump output.
1586 * tree-ssa-loop.c (gate_oacc_kernels): Use
1587 oacc_fn_attrib_kernels_p.
1588 * tree-parloops.c (create_parallel_loop): Adjust
1589 set_oacc_fn_attrib call.
1591 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1594 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
1595 (append_compiler_options): Handle -fcilkplus.
1596 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
1598 2016-01-26 Nick Clifton <nickc@redhat.com>
1601 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
1602 been marked as DECL_ONE_ONLY but we do not the means to make it
1603 so, then do not allow it to bind locally.
1605 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1608 * opts.h (parse_sanitizer_options): New prototype.
1609 * opts.c (sanitizer_opts): New array.
1610 (parse_sanitizer_options): New function.
1611 (common_handle_option): Use parse_sanitizer_options.
1613 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
1616 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
1617 alignment adjustment to ...
1618 (ix86_update_stack_boundary): Here. Don't over-align stack for
1620 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
1621 if __tls_get_addr is called.
1623 2016-01-26 Christian Bruel <christian.bruel@st.com>
1625 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
1627 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
1629 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
1631 2016-01-26 Richard Biener <rguenther@suse.de>
1634 * match.pd: Guard X * CST CMP 0 pattern with single_use.
1636 2016-01-26 Richard Biener <rguenther@suse.de>
1638 PR tree-optimization/69452
1639 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
1640 (move_computations_dom_walker::before_dom_children): Rename
1642 (move_computations_worker): This.
1643 (move_computations): Perform an RPO rather than a DOM walk.
1645 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1648 * combine.c (combine_instructions): For REG_EQUAL note with
1649 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
1650 to the underlying register.
1651 * doc/rtl.texi (REG_EQUAL): Document the behavior of
1652 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
1654 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
1657 * config/aarch64/aarch64-builtins.c
1658 (aarch64_init_simd_builtin_types): Do not set structural
1659 equality to __Poly{8,16,64,128}_t types.
1661 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
1663 PR tree-optimization/69400
1664 * wide-int.cc (wi_pack): Take the precision as argument and
1665 perform canonicalization here rather than in the callers.
1666 Use the main loop to handle all full-width HWIs. Add a
1667 zero HWI if in_len isn't a full result.
1668 (wi::divmod_internal): Update accordingly.
1669 (wi::mul_internal): Likewise. Simplify.
1671 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1672 Sebastian Pop <s.pop@samsung.com>
1674 * graphite-poly.c (apply_poly_transforms): Simplify.
1675 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
1676 (print_isl_map): Same.
1677 (print_isl_union_map): Same.
1678 (print_isl_schedule): New.
1679 (debug_isl_schedule): New.
1680 * graphite-dependences.c (scop_get_reads): Do not call
1681 isl_union_map_add_map that is undocumented isl functionality.
1682 (scop_get_must_writes): Same.
1683 (scop_get_may_writes): Same.
1684 (scop_get_original_schedule): Remove.
1685 (scop_get_dependences): Do not call isl_union_map_compute_flow that
1686 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
1687 (compute_deps): Remove.
1688 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
1689 (debug_schedule_ast): New.
1690 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
1691 set_separate_option.
1692 (graphite_regenerate_ast_isl): Add dump.
1693 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
1694 from scop->transformed_schedule.
1695 (graphite_regenerate_ast_isl): Add more dump.
1696 * graphite-optimize-isl.c (optimize_isl): Set
1697 scop->transformed_schedule. Check whether schedules are equal.
1698 (apply_poly_transforms): Move here.
1699 * graphite-poly.c (apply_poly_transforms): ... from here.
1700 (free_poly_bb): Static.
1701 (free_scop): Static.
1702 (pbb_number_of_iterations_at_time): Remove.
1703 (print_isl_ast): New.
1704 (debug_isl_ast): New.
1705 (debug_scop_pbb): New.
1706 * graphite-scop-detection.c (print_edge): Move.
1708 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
1709 (build_scop_scattering): Remove.
1710 (create_pw_aff_from_tree): Assert instead of bailing out.
1711 (add_condition_to_pbb): Remove unused code, do not fail.
1712 (add_conditions_to_domain): Same.
1713 (add_conditions_to_constraints): Remove.
1714 (build_scop_context): New.
1715 (add_iter_domain_dimension): New.
1716 (build_iteration_domains): Initialize pbb->iterators.
1717 Call add_conditions_to_domain.
1720 (index_outermost_in_loop): New.
1721 (index_pbb_in_loop): New.
1722 (outermost_pbb_in): New.
1723 (add_in_sequence): New.
1724 (add_outer_projection): New.
1725 (outer_projection_mupa): New.
1726 (add_loop_schedule): New.
1727 (build_schedule_pbb): New.
1728 (build_schedule_loop): New.
1729 (embed_in_surrounding_loops): New.
1730 (build_schedule_loop_nest): New.
1731 (build_original_schedule): New.
1732 (build_poly_scop): Call build_original_schedule.
1733 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
1734 (free_poly_dr): Remove.
1735 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
1736 (free_poly_bb): Remove.
1737 (debug_loop_vec): Remove.
1738 (print_isl_ast): Declare.
1739 (debug_isl_ast): Declare.
1740 (scop_do_interchange): Remove.
1741 (scop_do_strip_mine): Remove.
1742 (scop_do_block): Remove.
1743 (flatten_all_loops): Remove.
1744 (optimize_isl): Remove.
1745 (pbb_number_of_iterations_at_time): Remove.
1746 (debug_scop_pbb): Declare.
1747 (print_schedule_ast): Declare.
1748 (debug_schedule_ast): Declare.
1749 (struct scop): Remove schedule. Add original_schedule,
1750 transformed_schedule.
1751 (free_gimple_poly_bb): Remove.
1752 (print_generated_program): Remove.
1753 (debug_generated_program): Remove.
1754 (unify_scattering_dimensions): Remove.
1755 * sese.c (print_edge): ... here.
1756 (print_sese): ... here.
1757 (debug_edge): ... here.
1758 (debug_sese): ... here.
1759 * sese.h (print_edge): Declare.
1760 (print_sese): Declare.
1761 (dump_edge): Declare.
1762 (dump_sese): Declare.
1764 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1765 Sebastian Pop <s.pop@samsung.com>
1767 * Makefile.in: Set ISLVER in site.exp.
1769 2016-01-25 Jakub Jelinek <jakub@redhat.com>
1771 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
1772 DECL_VALUE_EXPR of new_var even for the non-array case. Look
1773 through DECL_VALUE_EXPR for expansion.
1775 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1777 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
1778 the frame info after reload completed.
1780 2016-01-25 Jeff Law <law@redhat.com>
1782 PR tree-optimization/69196
1783 PR tree-optimization/68398
1784 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
1785 tree-ssa-threadupdate.c.
1786 (determine_bb_domination_status): Prototype
1787 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
1788 (determine_bb_domination_status): No longer static.
1789 (valid_jump_thread_path): Remove code to detect characteristics
1790 of the jump thread path not associated with correctness.
1791 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
1792 Correct test for thread path length. Count PHIs for real operands as
1793 statements that need to be copied. Do not count ASSERT_EXPRs.
1794 Look at all the blocks in the thread path. Compute and selectively
1795 filter thread paths based on threading through the latch, threading
1796 a multiway branch or crossing a multiway branch.
1798 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1800 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
1801 decl with __attribute__ ((unused)) annotation.
1803 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
1806 * tree-vect-stmts.c (vectorizable_condition): Check vectype
1807 of operands is compatible with a statement vectype.
1809 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
1811 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
1812 improve wording for mixed storage order support.
1814 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
1816 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
1817 (vcvt_u64_f64): Likewise.
1818 (vcvta_s64_f64): Likewise.
1819 (vcvta_u64_f64): Likewise.
1820 (vcvtm_s64_f64): Likewise.
1821 (vcvtm_u64_f64): Likewise.
1822 (vcvtn_s64_f64): Likewise.
1823 (vcvtn_u64_f64): Likewise.
1824 (vcvtp_s64_f64): Likewise.
1825 (vcvtp_u64_f64): Likewise.
1827 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
1829 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
1830 (arc_init): Check validity mll64 option.
1831 (arc_save_restore): Use double load/store instruction.
1832 (arc_expand_movmem): Likewise.
1833 (arc_split_move): Don't split if we have double load/store
1834 instructions. Returns a boolean.
1835 (arc_process_double_reg_moves): Change function to return boolean
1836 instead of a sequence of instructions.
1837 (arc_dwarf_register_span): New function.
1838 * config/arc/arc-protos.h (arc_split_move): Change prototype.
1839 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
1840 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
1841 (*movdf_insn): Likewise.
1842 * config/arc/arc.opt (mll64): New option.
1843 * config/arc/predicates.md (even_register_operand): New predicate.
1844 * doc/invoke.texi (ARC Options): Add mll64 documentation.
1846 2016-01-25 Richard Biener <rguenther@suse.de>
1849 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
1850 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
1852 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
1854 2016-01-25 Richard Biener <rguenther@suse.de>
1856 PR tree-optimization/69376
1857 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
1859 (VN_INFO_ANTI_RANGE_P): New inline.
1860 (VN_INFO_RANGE_TYPE): Likewise.
1861 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
1862 SSA_NAME_ANTI_RANGE_P.
1863 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
1864 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1865 Properly query VN_INFO_RANGE_TYPE.
1867 2016-01-25 Nick Clifton <nickc@redhat.com>
1870 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
1872 2016-01-23 Tom de Vries <tom@codesourcery.com>
1874 PR tree-optimization/69426
1875 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
1878 2016-01-23 Jakub Jelinek <jakub@redhat.com>
1880 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
1881 "the the" with "the" in the comments.
1882 * ipa-devirt.c (build_type_inheritance_graph,
1883 update_type_inheritance_graph): Likewise.
1884 * tree.c (build_function_type_list_1): Likewise.
1885 * cfgloopmanip.c (scale_loop_profile): Likewise.
1886 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
1887 * gimple-ssa-split-paths.c
1888 (find_block_to_duplicate_for_splitting_paths): Likewise.
1889 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
1890 * expr.c (convert_move): Likewise.
1891 * var-tracking.c (vt_stack_adjustments): Likewise.
1892 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1893 * tree-vrp.c (test_for_singularity): Likewise.
1895 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
1896 directly instead of building a temporary tree.
1899 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
1900 remove <algorithm> include.
1902 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1905 * config/i386/i386.c: Include dojump.h.
1906 (expand_small_movmem_or_setmem,
1907 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
1909 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
1910 if dynamic_check != -1.
1912 2016-01-21 Jeff Law <law@redhat.com>
1915 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
1916 record_temporary_equivalences. Rewritten to avoid unnecessary calls
1917 into dominated_by_p.
1918 (cprop_into_successor_phis): Avoid unnecessary tests.
1920 2016-01-22 Richard Henderson <rth@redhat.com>
1923 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
1924 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
1926 2016-01-22 Michael Matz <matz@suse.de>
1928 * system.h (string, algorithm): Include only conditionally.
1929 (new): Include always under C++.
1930 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
1931 * final.c (toplevel): Ditto.
1932 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
1933 * genconditions.c (write_header): Make gencondmd.c define
1935 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
1937 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
1938 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
1940 2016-01-22 Christian Bruel <christian.bruel@st.com>
1943 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
1945 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1948 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
1949 define_insn_and_split. Ensure operands[1] and operands[0] do not
1950 get assigned the same register.
1952 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1954 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
1956 2016-01-22 Christian Bruel <christian.bruel@st.com>
1958 * config/arm/arm-c.c (arm_pragma_target_parse):
1959 Remove warn_builtin_macro_redefined overwrite.
1961 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
1963 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
1964 flag_non_call_exceptions compatibility.
1966 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1969 * dwarf2out.c (add_child_die_after): New function.
1970 (dwarf_qual_info_t): New type.
1971 (dwarf_qual_info): New variable.
1972 (qualified_die_p): New function.
1973 (modified_type_die): For -fdebug-types-section, ensure
1974 canonical order of qualifiers. Put qualified DIEs adjacent
1975 to the corresponding non-qualified type DIE and search there
1976 for existing qualified DIEs.
1978 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
1980 * doc/extend.texi (scalar_storage_order type attribute): Document
1981 restriction on type punning and aliasing, and remove future tense.
1983 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
1986 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
1989 2016-01-21 Jeff Law <law@redhat.com>
1992 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
1993 useless call to record_temporary_equivalences.
1994 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
1995 allocate 10 slots in the bb_path vector and let it grow as needed.
1996 (fsm_find_control_statement_thread_paths): Similarly for the next_path
1999 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2001 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2003 * configure: Regenerate.
2005 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2007 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2008 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2010 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2013 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2014 drop EXPAND_INITIALIZER.
2015 * rtl.h (contains_symbolic_reference_p): Declare.
2016 * rtlanal.c (contains_symbolic_reference_p): New function.
2017 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2018 a subtraction into a NOT if symbolic constants are involved.
2020 2016-01-21 Anton Blanchard <anton@samba.org>
2021 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2024 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2026 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2029 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2031 * config/microblaze/microblaze.c
2032 (get_branch_target): New.
2033 (insert_wic_for_ilb_runout): New.
2035 (microblaze_machine_dependent_reorg): New.
2036 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2037 * config/microblaze/microblaze.md
2038 (UNSPEC_IPREFETCH): Define.
2039 (iprefetch): New pattern
2040 * config/microblaze/microblaze.opt
2041 (mxl-prefetch): New flag.
2043 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2045 * config/microblaze/microblaze.h
2046 (FIXED_REGISTERS): Update in macro.
2047 (CALL_USED_REGISTERS): Update in macro.
2049 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2051 PR rtl-optimization/68920
2052 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2055 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2057 PR rtl-optimization/68990
2058 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2059 pseudo instead of inheritance ones.
2061 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2062 Nick Clifton <nickc@redhat.com>
2066 * config/mips/mips.c (mips_compute_frame_info): Initialise
2067 args_size and hard_frame_pointer_offset fields of the frame
2068 structure before calling mips_global_pointer.
2070 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2072 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2074 * configure: Regenerate.
2076 2016-01-21 Richard Biener <rguenther@suse.de>
2078 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2080 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2082 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2083 to actually emit the .size directive.
2085 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2086 Jakub Jelinek <jakub@redhat.com>
2090 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2091 args array size by one to avoid buffer overflow.
2093 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2095 * config/s390/s390.md (pool_section_start): Use switch_to_section
2096 to select proper read-only data section instead of hardcoding
2098 (pool_section_end): Use switch_to_section to match the above.
2100 2016-01-21 Richard Biener <rguenther@suse.de>
2102 PR tree-optimization/69378
2103 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2104 (set_ssa_val_to): Use it for dominance checks taking into
2105 account not executable edges.
2107 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2110 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2111 for bitsize instead of GET_MODE_PRECISION (mode).
2113 2016-01-20 Martin Sebor <msebor@redhat.com>
2116 * extend.texi (__sync Builtins): Clarify the semantics of
2117 __sync_fetch_and_OP built-ins on pointers.
2118 (__atomic Builtins): Same.
2120 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2121 Sebastian Pop <s.pop@samsung.com>
2123 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2124 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2125 (is_valid_rename): Same.
2126 (translate_isl_ast_to_gimple::get_rename): Same.
2127 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2128 (translate_isl_ast_to_gimple::rename_uses): Same.
2129 (get_new_name): Check for close_phi nodes.
2130 (copy_loop_phi_args): Use phi_node_kind.
2131 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2132 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2134 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2135 Sebastian Pop <s.pop@samsung.com>
2137 Revert commit r229783.
2138 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2139 Remove use of parameter_rename_map.
2141 (copy_internal_parameters): Remove.
2142 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2143 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2144 (free_sese_info): Do not free parameter_rename_map.
2145 (set_rename): Do not use parameter_rename_map.
2146 (rename_uses): Update call to set_rename.
2147 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2148 * sese.h (parameter_rename_map_t): Remove.
2149 (struct sese_info_t): Remove field parameter_rename_map.
2151 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2152 Sebastian Pop <s.pop@samsung.com>
2154 * graphite-isl-ast-to-gimple.c: Fix comment.
2155 * graphite-scop-detection.c (defined_in_loop_p): New.
2156 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2157 names defined in loop.
2159 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2160 Sebastian Pop <s.pop@samsung.com>
2162 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2163 Discard unstructured if-then-else regions.
2165 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2166 Sebastian Pop <s.pop@samsung.com>
2168 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2169 (cleanup_loop_iter_dom): Remove.
2170 (build_loop_iteration_domains): Remove.
2171 (build_scop_context): Remove.
2172 (build_scop_iteration_domain): Remove.
2173 (add_loop_constraints): New.
2174 (build_iteration_domains): New.
2175 (build_poly_scop): Call build_iteration_domains.
2177 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2178 Sebastian Pop <s.pop@samsung.com>
2180 * graphite-scop-detection.c
2181 (scop_detection::harmful_loop_in_region): Free dom and loops.
2182 (scop_detection::loop_body_is_valid_scop): Free bbs.
2184 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2185 Sebastian Pop <s.pop@samsung.com>
2187 * graphite-scop-detection.c (record_loop_in_sese): New.
2188 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2189 (build_scops): Remove call to build_sese_loop_nests.
2190 * sese.c (sese_record_loop): Remove.
2191 (build_sese_loop_nests): Remove.
2192 (new_sese_info): Remove region->loops.
2193 (free_sese_info): Same.
2194 * sese.h (sese_contains_loop): Same.
2195 (build_sese_loop_nests): Remove.
2196 (sese_contains_loop): Remove.
2198 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2199 Sebastian Pop <s.pop@samsung.com>
2201 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2202 loop_is_valid_in_scop.
2203 (scop_detection::harmful_stmt_in_region): Renamed
2204 harmful_loop_in_region.
2205 Call loop_is_valid_in_scop.
2207 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2208 Sebastian Pop <s.pop@samsung.com>
2210 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2213 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2214 Sebastian Pop <s.pop@samsung.com>
2216 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2217 * graphite.h (struct poly_bb): Remove field is_reduction.
2218 (PBB_IS_REDUCTION): Remove.
2220 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2221 Sebastian Pop <s.pop@samsung.com>
2223 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2224 (add_pdr_constraints): Same.
2225 (scop_get_reads): Same.
2226 (scop_get_must_writes): Same.
2227 (scop_get_may_writes): Same.
2228 (scop_get_original_schedule): Same.
2229 (extend_schedule): Same.
2230 (apply_schedule_on_deps): Same.
2231 (carries_deps): Same.
2232 (compute_deps): Same.
2233 (scop_get_dependences): Same.
2234 * graphite-isl-ast-to-gimple.c
2235 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2236 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2237 (get_schedule_for_band_list): Same.
2238 (get_schedule_map): Same.
2239 (apply_schedule_map_to_scop): Same.
2240 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2241 (build_loop_iteration_domains): Same.
2242 (add_condition_to_pbb): Same.
2243 (add_param_constraints): Same.
2244 (pdr_add_memory_accesses): Same.
2245 (pdr_add_data_dimensions): Same.
2247 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2249 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2252 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2254 * common.opt (feliminate-dwarf2-dups): Replace references to
2255 "DWARF 2" with just "DWARF".
2256 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2257 * doc/extend.texi: Likewise.
2258 * doc/cpp.texi: Likewise.
2259 * doc/invoke.texi: Likewise.
2260 (Option Summary): Add -gdwarf to list of Debugging Options.
2261 (Debugging Options): Document -gdwarf.
2262 * doc/contrib.texi: Spell "DWARF" like that.
2264 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2266 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2267 warning. Fix up formatting.
2270 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2271 attempt to mark memory input operand addressable and
2272 call prepare_gimple_addressable in that case. Don't adjust
2273 input_location for diagnostics, use error_at instead.
2275 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2277 * config/rs6000/ppc-auxv.h: New file.
2278 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2280 (cpu_supports): Likewise.
2281 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2282 (cpu_is_info): New variable.
2283 (cpu_supports_info): Likewise.
2284 (tcb_verification_symbol): Likewise.
2285 (cpu_builtin_p): Likewise.
2286 (cpu_expand_builtin): New function.
2287 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2288 (rs6000_init_builtins): Likewise.
2289 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2290 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2291 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2292 * configure: Regenerate.
2293 * config.in: Likewise.
2294 * doc/extend.texi (PowerPC Built-in Functions): Document
2295 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2297 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2300 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2302 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2305 2016-01-20 Richard Henderson <rth@redhat.com>
2311 * tree.c (tm_define_builtin): New.
2312 (find_tm_vector_type): New.
2313 (build_tm_vector_builtins): New.
2314 (build_common_builtin_nodes): Call it.
2316 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2318 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2319 (arm_fp_ok): Likewise.
2321 (arm_crypto): Likewise.
2323 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2324 Richard Biener <rguenther@suse.de>
2326 PR tree-optimization/69328
2327 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2328 vectors have same number of elements.
2329 (vectorizable_condition): Fix masked version recognition.
2331 2016-01-20 Richard Biener <rguenther@suse.de>
2333 PR tree-optimization/69345
2334 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2335 (VN_INFO_PTR_INFO): Likewise.
2336 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2337 info when it is equal between non-dominating SSA names.
2338 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2339 Make sure to look at original SSA infos.
2341 2016-01-20 Jeff Law <law@redhat.com>
2344 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2346 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2347 (pc_or_label_operand): New predicate.
2348 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2349 tests for small integers that are 2^n - 1.
2351 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2353 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2355 2016-01-19 Jeff Law <law@redhat.com>
2358 * tree-ssa-threadbackwards.c
2359 (fsm_find_control_statement_thread_paths): Do not try to lookup
2360 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2362 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2364 * doc/lto.texi: Remove text that says only Gold has linker plugin
2367 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2369 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2370 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2371 the DIE accordingly.
2372 (modified_type_die): Add REVERSE parameter and pass it recursively,
2373 as well as to base_type_die. Adjust presence check accordingly.
2374 (base_type_for_mode): Adjust call to modified_type_die.
2375 (add_type_attribute): Add REVERSE parameter and pass it to
2377 (generic_parameter_die): Adjust call to add_type_attribute.
2378 (add_scalar_info): Likewise.
2379 (add_subscript_info): Likewise.
2380 (gen_array_type_die): Likewise.
2381 (gen_descr_array_type_die): Likewise.
2382 (gen_entry_point_die): Likewise.
2383 (gen_enumeration_type_die): Likewise.
2384 (gen_formal_parameter_die): Likewise.
2385 (gen_subprogram_die): Likewise.
2386 (gen_variable_die ): Likewise.
2387 (gen_const_die): Likewise.
2388 (gen_field_die): Likewise.
2389 (gen_pointer_type_die): Likewise.
2390 (gen_reference_type_die): Likewise.
2391 (gen_ptr_to_mbr_type_die): Likewise.
2392 (gen_inheritance_die): Likewise.
2393 (gen_subroutine_type_die): Likewise.
2394 (gen_typedef_die): Likewise.
2395 (force_type_die): Adjust call to modified_type_die.
2397 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
2399 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2400 flow throughout the file. Fix broken link to Objective-C 2.0
2402 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2405 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2407 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2409 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2412 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2413 (maybe_record_node): Record cxa_pure_virtual as the only possible
2414 target if there are not ohter candidates.
2415 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2417 2016-01-19 Richard Biener <rguenther@suse.de>
2419 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2420 (get_memory_order): Likewise.
2422 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
2424 * tree-vect-stmts.c (vectorizable_store): Check
2427 2016-01-19 David Malcolm <dmalcolm@redhat.com>
2430 * gcc.c (driver::decode_argv): Add call to
2431 init_opts_obstack before init_options_struct.
2432 * opts.c (init_opts_obstack): Remove idempotency.
2433 (init_options_struct): Replace call to init_opts_obstack
2434 with a gcc_assert to verify that it has already been called.
2435 * toplev.c (toplev::main): Add call to init_opts_obstack before
2436 calls to init_options_struct.
2437 (toplev::finalize): Move cleanup of opts_obstack next to
2438 cleanup of save_decoded_options, clearing the latter, and
2439 save_decoded_options_count.
2441 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2444 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
2445 attribute to unconditional. Remove %? from output template.
2447 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2448 Jiong Wang <jiong.wang@arm.com>
2450 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
2451 generated from different expand order.
2453 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2455 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2456 Add support for CCMP costing.
2458 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2460 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
2461 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
2462 (fccmpe<mode>): Likewise.
2463 (fcmp): Rename to fcmp and globalize pattern.
2465 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
2466 (aarch64_gen_ccmp_next): Add FP support.
2468 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2470 * target.def (gen_ccmp_first): Update documentation.
2471 (gen_ccmp_next): Likewise.
2472 * doc/tm.texi (gen_ccmp_first): Update documentation.
2473 (gen_ccmp_next): Likewise.
2474 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
2475 expand_ccmp_expr_1. Improve comments.
2476 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
2477 (ccmp_ior<mode>): Remove pattern.
2478 (cmp<mode>): Remove expand.
2479 (cmp): Globalize pattern.
2480 (cstorecc4): Use cc_register.
2481 (mov<mode>cc): Remove ccmp_cc_register check.
2482 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
2483 Simplify after removal of CC_DNE/* modes.
2484 (aarch64_ccmp_mode_to_code): Remove.
2485 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
2486 In 'k' case use integer as condition.
2487 (aarch64_nzcv_codes): Remove inverted cases.
2488 (aarch64_code_to_ccmode): Remove.
2489 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
2490 comparison with CC register to be used in folowing CCMP/branch/CSEL.
2491 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
2492 pattern. Return the comparison with CC register. Invert conditions
2494 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
2495 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
2497 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2499 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2500 instrumented_version.
2502 2016-01-19 Richard Biener <rguenther@suse.de>
2504 PR tree-optimization/69336
2505 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
2506 handled components with get_ref_base_and_extent.
2507 (equal_mem_array_ref_p): Adjust.
2509 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2512 * shrink-wrap.c: Include valtrack.h.
2513 (move_insn_for_shrink_wrap): Add DEBUG argument. If
2514 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2515 in between insn and where it will be moved to. Call
2516 dead_debug_insert_temp.
2517 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
2518 first and dead_debug_local_finish at the end.
2519 For uses and defs bitmap, handle all regs in between REGNO and
2520 END_REGNO, not just the first one.
2522 2016-01-19 Richard Biener <rguenther@suse.de>
2524 PR tree-optimization/69352
2525 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2526 (equal_mem_array_ref_p): Constrain size and max size properly.
2527 Compare the reverse flag.
2529 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
2531 * ira.c (ira): Update regstat data if we deleted insns.
2533 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2535 PR rtl-optimization/68955
2536 PR rtl-optimization/64557
2537 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2538 here. Fix up formatting.
2539 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2541 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2544 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
2545 assume that the node has body.
2546 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
2549 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2551 * lto-streamer-out.c (lto_output): Do not stream instrumentation
2554 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2556 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
2557 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2559 2016-01-19 Martin Jambor <mjambor@suse.cz>
2560 Martin Liska <mliska@suse.cz>
2561 Michael Matz <matz@suse.de>
2563 * Makefile.in (OBJS): Add new source files.
2564 (GTFILES): Add hsa.c.
2565 * common.opt (disable_hsa): New variable.
2566 (-Whsa): New warning.
2567 * config.in (ENABLE_HSA): New.
2568 * configure.ac: Treat hsa differently from other accelerators.
2569 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
2571 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
2572 * doc/install.texi (Configuration): Document --with-hsa-runtime,
2573 --with-hsa-runtime-include, --with-hsa-runtime-lib and
2575 * doc/invoke.texi (-Whsa): Document.
2576 (hsa-gen-debug-stores): Likewise.
2577 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
2578 to invoke offload compiler for hsa acclerator.
2579 * opts.c (common_handle_option): Determine whether HSA offloading
2580 should be performed.
2581 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
2582 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
2583 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
2584 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
2585 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
2586 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
2587 GF_OMP_FOR_KIND_GRID_LOOP.
2588 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
2589 (pp_gimple_stmt_1): Likewise.
2590 * gimple-walk.c (walk_gimple_stmt): Likewise.
2591 * gimple.c (gimple_build_omp_grid_body): New function.
2592 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
2593 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
2594 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
2595 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
2596 GF_OMP_TEAMS_GRID_PHONY.
2597 (gimple_statement_omp_single_layout): Updated comments.
2598 (gimple_build_omp_grid_body): New function.
2599 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
2600 (gimple_omp_for_grid_phony): New function.
2601 (gimple_omp_for_set_grid_phony): Likewise.
2602 (gimple_omp_parallel_grid_phony): Likewise.
2603 (gimple_omp_parallel_set_grid_phony): Likewise.
2604 (gimple_omp_teams_grid_phony): Likewise.
2605 (gimple_omp_teams_set_grid_phony): Likewise.
2606 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
2607 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
2608 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
2609 (BUILT_IN_GOMP_TARGET): Updated type.
2610 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
2611 (adjust_for_condition): New function.
2612 (get_omp_for_step_from_incr): Likewise.
2613 (extract_omp_for_data): Moved parts to adjust_for_condition and
2614 get_omp_for_step_from_incr.
2615 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
2616 (fixup_child_record_type): Bail out if receiver_decl is NULL.
2617 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
2618 (scan_omp_parallel): Do not create child functions for phony
2620 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
2621 (scan_omp_1_op): Checking assert we are not remapping to
2622 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
2623 (parallel_needs_hsa_kernel_p): New function.
2624 (expand_parallel_call): Register apprpriate parallel child
2625 functions as HSA kernels.
2626 (grid_launch_attributes_trees): New type.
2627 (grid_attr_trees): New variable.
2628 (grid_create_kernel_launch_attr_types): New function.
2629 (grid_insert_store_range_dim): Likewise.
2630 (grid_get_kernel_launch_attributes): Likewise.
2631 (get_target_argument_identifier_1): Likewise.
2632 (get_target_argument_identifier): Likewise.
2633 (get_target_argument_value): Likewise.
2634 (push_target_argument_according_to_value): Likewise.
2635 (get_target_arguments): Likewise.
2636 (expand_omp_target): Call get_target_arguments instead of looking
2637 up for teams and thread limit.
2638 (grid_expand_omp_for_loop): New function.
2639 (grid_arg_decl_map): New type.
2640 (grid_remap_kernel_arg_accesses): New function.
2641 (grid_expand_target_kernel_body): New function.
2642 (expand_omp): Call it.
2643 (lower_omp_for): Do not emit phony constructs.
2644 (lower_omp_taskreg): Do not emit phony constructs but create for them
2645 a temporary variable receiver_decl.
2646 (lower_omp_taskreg): Do not emit phony constructs.
2647 (lower_omp_teams): Likewise.
2648 (lower_omp_grid_body): New function.
2649 (lower_omp_1): Call it.
2650 (grid_reg_assignment_to_local_var_p): New function.
2651 (grid_seq_only_contains_local_assignments): Likewise.
2652 (grid_find_single_omp_among_assignments_1): Likewise.
2653 (grid_find_single_omp_among_assignments): Likewise.
2654 (grid_find_ungridifiable_statement): Likewise.
2655 (grid_target_follows_gridifiable_pattern): Likewise.
2656 (grid_remap_prebody_decls): Likewise.
2657 (grid_copy_leading_local_assignments): Likewise.
2658 (grid_process_kernel_body_copy): Likewise.
2659 (grid_attempt_target_gridification): Likewise.
2660 (grid_gridify_all_targets_stmt): Likewise.
2661 (grid_gridify_all_targets): Likewise.
2662 (execute_lower_omp): Call grid_gridify_all_targets.
2663 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
2664 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
2665 (tree_omp_clause): Added union field dimension.
2666 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
2667 * tree.c (omp_clause_num_ops): Added number of arguments of
2668 OMP_CLAUSE__GRIDDIM_.
2669 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
2670 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
2671 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
2672 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
2673 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
2674 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
2675 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
2676 * tree-pass.h (make_pass_gen_hsail): Declare.
2677 (make_pass_ipa_hsa): Likewise.
2678 * ipa-hsa.c: New file.
2679 * lto-section-in.c (lto_section_name): Add hsa section name.
2680 * lto-streamer.h (lto_section_type): Add hsa section.
2681 * timevar.def (TV_IPA_HSA): New.
2682 * hsa-brig-format.h: New file.
2683 * hsa-brig.c: New file.
2684 * hsa-dump.c: Likewise.
2685 * hsa-gen.c: Likewise.
2688 * toplev.c (compile_file): Call hsa_output_brig.
2689 * hsa-regalloc.c: New file.
2691 2016-01-18 Jeff Law <law@redhat.com>
2693 PR tree-optimization/69320
2694 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
2695 ranged object, do nothing if the RHS constant is not [0..1].
2696 (optimize_stmt): Comparing a boolean ranged object against a
2697 constant outside [0..1] results in a compile-time constant.
2699 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
2702 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
2704 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2705 (Option Summary): Update to reflect new section and moved options.
2706 (C++ Dialect Options): Move -fstats to new section.
2707 (Debugging Options): Move all dump, statistics, and other GCC
2708 developer options to new section. Rewrite section introduction
2709 and re-order remaining options to put the more basic ones first.
2710 (Optimization Options): Move -fira-verbose and -flto-report* to
2712 (Developer Options): New section incorporating moved options.
2713 * doc/cppopts.texi (-dM): Update cross-reference.
2715 2016-01-18 Richard Henderson <rth@redhat.com>
2718 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
2719 operands to pseudo only if CSE is expected. Split long immediate
2720 operands only after reload, and for the stack pointer.
2721 (*add<GPI>3_pluslong): Remove.
2722 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
2723 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
2724 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
2725 (*add<GPI>3 peepholes): New.
2726 (*add<GPI>3 splitters): New.
2727 * config/aarch64/constraints.md (Upl): New.
2728 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
2730 2016-01-18 Richard Biener <rguenther@suse.de>
2732 PR tree-optimization/69297
2733 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
2735 (vect_bb_vectorization_profitable_p): Clear visited flag again.
2737 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
2740 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
2741 of mixind vector and scalar types.
2742 (fold_relational_const): Add handling of vector
2743 comparison with boolean result.
2744 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
2745 comparison of vector operands with boolean result for EQ/NE only.
2746 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
2747 (verify_gimple_cond): Likewise.
2748 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
2751 2016-01-18 Joseph Myers <joseph@codesourcery.com>
2753 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
2756 2016-01-18 Richard Biener <rguenther@suse.de>
2759 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
2761 2016-01-18 Tom de Vries <tom@codesourcery.com>
2763 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
2765 2016-01-18 Tom de Vries <tom@codesourcery.com>
2767 * omp-low.c (set_oacc_fn_attrib): Make extern.
2768 * omp-low.h (set_oacc_fn_attrib): Declare.
2769 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
2770 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
2771 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
2772 Add and handle function parameter oacc_kernels_p.
2773 (find_reduc_addr, get_omp_data_i_param): New function.
2774 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
2775 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
2776 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
2777 Calculate dominance info. Skip loops that are not in a kernels region
2778 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
2779 (pass_parallelize_loops::execute): Call parallelize_loops with
2780 oacc_kernels_p argument.
2781 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
2782 New member function.
2783 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
2784 * passes.def: Add argument to pass_parallelize_loops instantation.
2786 2016-01-18 Tom de Vries <tom@codesourcery.com>
2788 * tree-parloops.c (pass_parallelize_loops::execute): Allow
2789 pass_parallelize_loops to be run outside the loop pipeline.
2791 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2793 * tree-scalar-evolution.c (follow_copies_to_constant): New.
2794 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
2796 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2799 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
2800 using get_ref_base_and_extent.
2801 (equal_mem_array_ref_p): New.
2802 (hashable_expr_equal_p): Add call to previous.
2804 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2807 * tree-sra.c (disqualified_constants, constant_decl_p): New.
2808 (sra_initialize): Allocate disqualified_constants.
2809 (sra_deinitialize): Free disqualified_constants.
2810 (disqualify_candidate): Update disqualified_constants when appropriate.
2811 (create_access): Scan for constant-pool entries as we go along.
2812 (scalarizable_type_p): Add check against type_contains_placeholder_p.
2813 (maybe_add_sra_candidate): Allow constant-pool entries.
2814 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
2815 (initialize_constant_pool_replacements): New.
2816 (sra_modify_assign): Avoid mangling assignments created by previous,
2817 and don't generate writes into constant pool.
2818 (sra_modify_function_body): Call initialize_constant_pool_replacements.
2820 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2822 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
2824 (scalar_chain::convert_op): Likewise.
2825 * config/i386/i386.md (*andndi3_doubleword): New.
2827 2016-01-18 Richard Biener <rguenther@suse.de>
2829 PR tree-optimization/69170
2830 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
2831 building a vector from scalar results of a pattern stmt.
2833 2016-01-18 Jakub Jelinek <jakub@redhat.com>
2835 * haifa-sched.c (autopref_multipass_init): Work around
2836 -Wmaybe-uninitialized warning.
2838 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2840 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
2841 against the constant 0.
2843 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2845 PR tree-optimization/68799
2846 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
2847 look up phi candidates in the statement-candidate map.
2848 (phi_add_costs): Likewise.
2849 (record_phi_increments): Likewise.
2850 (phi_incr_cost): Likewise.
2851 (ncd_with_phi): Likewise.
2852 (all_phi_incrs_profitable): Likewise.
2854 2016-01-17 Jakub Jelinek <jakub@redhat.com>
2856 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
2857 -Wmaybe-uninitialized warning.
2859 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
2861 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2862 (Option Summary): Update to reflect new section and moved options.
2863 (C++ Dialect Options): Move -fvtable-verify and related options.
2864 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
2865 and profiling-related options.
2866 (Optimization Options): Move profile generation options and
2867 -fstack-protector and related options.
2868 (Instrumentation Options): New section incorporating moved options.
2869 (Code Generation Options): Move -finstrument-functions and
2870 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
2872 2016-01-16 Tom de Vries <tom@codesourcery.com>
2874 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
2876 2016-01-16 Tom de Vries <tom@codesourcery.com>
2878 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
2880 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
2882 * hash-table.h (hash_table::empty): Turn into an inline wrapper
2883 that checks whether the table is already empty. Rename the
2884 original implementation to...
2885 (hash_table::empty_slot): ...this new private function.
2887 2016-01-15 David Malcolm <dmalcolm@redhat.com>
2890 * diagnostic-show-locus.c (layout::print_source_line): Move x
2891 offset of line until after call to
2892 get_line_width_without_trailing_whitespace.
2894 2016-01-15 Jeff Law <law@redhat.com>
2896 PR tree-optimization/69270
2897 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
2898 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
2899 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
2900 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
2901 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2902 ssa_name_has_boolean_range and constant_boolean_node.
2904 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
2906 PR rtl-optimization/69030
2907 * lra-spills.c (remove_pseudos): Check nrefs and make the function
2909 (spill_pseudos): Delete debug insn for dead pseudo.
2910 (lra_spill): Initiate spill_hard_reg and slots memory separately.
2912 2016-01-15 Jiong Wang <jiong.wang@arm.com>
2914 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
2916 (TYPES_UNOPUS): Likewise.
2917 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
2918 builtin type, from UNOP to UNOPUS.
2919 (lbtruncuv4sf): Likewise.
2920 (lbtruncuv2df): Likewise.
2921 (lrounduv2sf): Likewise.
2922 (lrounduv4sf): Likewise.
2923 (lrounduv2df): Likewise.
2924 (lroundusf): Likewise.
2925 (lroundusf): Likewise.
2926 (lceiluv2sf): Likewise.
2927 (lceiluv4sf): Likewise.
2928 (lceiluv2df): Likewise.
2929 (lceilusf): Likewise.
2930 (lceiludf): Likewise.
2931 (lflooruv2sf): Likewise.
2932 (lflooruv4sf): Likewise.
2933 (lflooruv2df): Likewise.
2934 (lfloorusf): Likewise.
2935 (lfloorudf): Likewise.
2936 (lfrintnuv2sf): Likewise.
2937 (lfrintnuv4sf): Likewise.
2938 (lfrintnuv2df): Likewise.
2939 (lfrintnusf): Likewise.
2940 (lfrintnudf): Likewise.
2941 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
2943 (vcvtq_u32_f32): Likewise.
2944 (vcvtq_u64_f64): Likewise.
2945 (vcvta_u32_f32): Likewise.
2946 (vcvtaq_u32_f32): Likewise.
2947 (vcvtaq_u64_f64): Likewise.
2948 (vcvtm_u32_f32): Likewise.
2949 (vcvtmq_u32_f32): Likewise.
2950 (vcvtmq_u64_f64): Likewise.
2951 (vcvtn_u32_f32): Likwise.
2952 (vcvtnq_u32_f32): Likewise.
2953 (vcvtnq_u64_f64): Likewise.
2954 (vcvtp_u32_f32): Likewise.
2955 (vcvtpq_u32_f32): Likewise.
2956 (vcvtpq_u64_f64): Likewise.
2957 (vcvtmd_u64_f64): Likewise.
2958 (vcvtms_u32_f32): Likewise.
2959 (vcvtad_u64_f64): Likewise.
2960 (vcvtas_u32_f32): Likewise.
2961 (vcvtnd_u64_f64): Likewise.
2962 (vcvtns_u32_f32): Likewise.
2963 (vcvtpd_u64_f64): Likewise.
2964 (vcvtps_u32_f32): Likewise.
2966 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2968 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
2969 CSEL of zero_extended registers.
2971 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2973 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
2974 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
2976 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2978 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
2979 false when argument string is not found in the attributes table
2982 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
2985 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
2986 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
2987 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
2990 2016-01-15 Richard Biener <rguenther@suse.de>
2992 PR tree-optimization/66856
2993 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
2994 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
2995 (vect_create_new_slp_node): Increment stmt reference count.
2996 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
2997 an SLP tree before swapping operands.
2998 (vect_build_slp_tree): Likewise.
2999 (destroy_bb_vec_info): Free stmt info after SLP instances.
3000 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3001 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3002 (STMT_VINFO_NUM_SLP_USES): New macro.
3004 2016-01-15 Richard Biener <rguenther@suse.de>
3007 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3008 (add_linkage_name): ... here.
3009 (gen_typedef_die): Use add_linkage_name_raw instead of
3010 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3013 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3015 * gimplify.c (oacc_default_clause): Decode reference and pointer
3016 types for both kernels and parallel regions.
3018 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3021 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3023 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3025 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3026 (convert_scalars_to_vector): Likewise.
3028 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3030 * doc/extend.texi (Type Traits): Fix grammar.
3032 2016-01-15 Martin Jambor <mjambor@suse.cz>
3034 * tree-inline.c (remap_decl): Use existing dclarations if
3035 remapping a type and prevent_decl_creation_for_types.
3036 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3037 decls first. Do real remapping with
3038 prevent_decl_creation_for_types set.
3039 * tree-inline.h (copy_body_data): New field
3040 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3043 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3045 * config/s390/s390.opt (mmvcle): More verbose help text.
3047 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3049 * config/s390/s390.opt: Add period to -mzvector option text.
3051 2016-01-15 Richard Biener <rguenther@suse.de>
3053 PR tree-optimization/68961
3054 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3055 of invariants in stores again.
3057 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3059 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3061 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3063 * config/i386/i386.c (ix86_expand_branch): Don't split
3064 DI mode xor instruction to SI mode.
3066 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3069 * ipa-icf.c (sem_function::merge): Virtual functions may become
3070 reachable even if they address is not taken and there are no
3073 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3075 * lto-streamer-out.c (subtract_estimated_size): New function.
3076 (get_symbol_initial_value): Use it.
3078 2016-01-15 Christian Bruel <christian.bruel@st.com>
3081 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3082 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3083 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3084 use add_builtin_function_ext_scope instead of add_builtin_function.
3085 (neon_set_p, neon_crypto_set_p): Remove.
3086 (arm_init_builtins): Always call arm_init_neon_builtins and
3087 arm_init_crypto_builtins.
3088 (arm_expand_builtin): Check that builtins are allowed for the arch.
3089 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3090 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3091 arm_init_neon_builtins call.
3093 2016-01-15 Richard Biener <rguenther@suse.de>
3095 PR tree-optimization/69117
3096 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3097 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3098 of the leader conservatively.
3099 (free_scc_vn): Restore original SSA name infos.
3101 2016-01-14 Jeff Law <law@redhat.com>
3103 PR tree-optimization/69270
3104 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3105 single bit of precision, verify it's also unsigned.
3106 (record_edge_info): Use constant_boolean_node rather than fold_convert
3107 to convert boolean_true/boolean_false to the right type.
3109 2016-01-14 Richard Henderson <rth@redhat.com>
3112 * loop-doloop.c (record_reg_sets): New.
3113 (doloop_optimize): Reject the transform if the sequence
3114 clobbers registers live at the end of the loop block.
3115 (doloop_optimize_loops): Enable df_live if needed.
3117 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3119 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3120 * gcc/config/rs6000/rs6000.c: Likewise.
3121 * gcc/config/rs6000/rs6000.h: Likewise.
3122 * gcc/config/rs6000/rs6000.md: Likewise.
3123 * gcc/doc/extend.texi: Likewsie.
3125 2016-01-14 Jeff Law <law@redhat.com>
3127 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3130 2016-01-14 Richard Henderson <rth@redhat.com>
3134 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3135 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3136 instead of builtin_decl_declared_p to test for declaration.
3138 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3140 * doc/loop.texi (Loop Analysis and Representation): Document
3141 loop_depth function.
3143 2016-01-14 Tom de Vries <tom@codesourcery.com>
3145 PR tree-optimization/68773
3146 * omp-low.c (expand_omp_target): Don't set force_output.
3147 * varpool.c (varpool_node::get_create): Same.
3148 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3149 offload_funcs with force_output.
3151 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3154 * lra-eliminations.c (move_plus_up): Don't change anything if either
3155 the outer or inner subreg mode is not MODE_INT.
3156 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3157 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3159 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3161 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3162 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3163 reduc_uplus_@var{m}): Remove.
3164 * expr.c (expand_expr_real_2): Remove expansion path for
3165 reduc_[us](min|max|plus) optabs.
3166 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3167 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3168 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3169 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3170 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3171 reduc_[us](min|max|plus) optabs.
3173 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3175 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3176 (reduc_plus_scal_v2sf): New.
3177 (reduc_smax_v2sf): Rename to...
3178 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3179 (reduc_smin_v2sf): Rename to...
3180 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3182 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3184 * alias.c (compare_base_symbol_refs): New function.
3185 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3188 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3191 PR tree-optimization/69155
3192 * tree-complex.c: Include cfganal.h.
3193 (phis_to_revisit): New variable.
3194 (extract_component): Add phiarg_p argument. Assert that returned
3195 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3196 (update_phi_components): Partly rewrite to use loop over real/imag
3197 components instead of code duplication. If extract_component returns
3198 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3199 create_tmp_reg into the PHI node instead, and mention the phi triplet
3201 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3202 in phis_to_revisit at the end.
3204 2016-01-14 Richard Biener <rguenther@suse.de>
3206 PR tree-optimization/68060
3207 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3208 outer loop reduction is only used in the inner loop before
3209 detecting a double reduction.
3211 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3214 * combine.c (expand_field_assignment): Punt if compute_mode is
3215 unsupported scalar mode.
3217 2016-01-14 Richard Biener <rguenther@suse.de>
3219 PR tree-optimization/66856
3220 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3221 SLP node only if it built successfully.
3222 (vect_analyze_slp_instance): Adjust.
3224 2016-01-14 Jeff Law <law@redhat.com>
3226 PR tree-optimization/69270
3227 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3228 (record_edge_info): Use it. Convert boolean_{true,false}_node
3231 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3234 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3235 use block_ultimate_origin
3236 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3238 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3240 * doc/invoke.texi (Submodel Options): Rename section to
3241 "Machine-Dependent Options" to better reflect its content.
3242 Rewrite introductory text to remove archaic CPU names.
3245 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3247 * doc/invoke.texi (Code Gen Options): Move section up in file,
3248 before target-specific options. Update menu and option summary
3249 to reflect the new section ordering.
3251 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3253 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3254 (C++ Dialect Options): Add cross-reference to -std option.
3255 * doc/standards.texi (C++ Language): Document C++14 support.
3257 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3259 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3260 for pack/unpack functions for __ibm128.
3261 (PACK_IF): Likewise.
3262 (UNPACK_IF): Likewise.
3264 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3265 support for __ibm128 pack/unpack functions.
3266 (rs6000_invalid_builtin): Likewise.
3267 (rs6000_init_builtins): Likewise.
3268 (rs6000_opt_masks): Likewise.
3270 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3271 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3273 (RS6000_BTM_COMMON): Likewise.
3275 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3276 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3277 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3278 128-bit floating point. Add support for the double values to be
3279 in Altivec registers for TF/IF packing and unpacking, but restrict
3280 TD packing sub-fields to be FPR registers. Don't allow overlapped
3281 register support for packing. Allow pack inputs to be memory
3282 locations. Don't build generator functions for unpack<mode>_dm
3283 and unpack<mode>_nodm.
3284 (unpack<mode>_dm): Likewise.
3285 (unpack<mode>_nodm): Likewise.
3286 (pack<mode>): Likewise.
3288 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3289 built-in functions to pack/unpack explicit __ibm128 values.
3290 (__builtin_unpack_ibm128): Likewise.
3292 * doc/extend.texi (PowerPC Built-in Functions): Document
3293 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3295 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3298 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3299 Add new arg loc and pass it down as context.
3300 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3301 to the location to use for the warning.
3302 (check_function_arguments): New arg loc. All callers changed. Pass
3303 it to check_function_nonnull.
3304 * c-common.h (check_function_arguments): Adjust declaration.
3306 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3308 PR tree-optimization/69156
3309 * gimple.c (validate_type): Removed.
3310 (gimple_builtin_call_types_compatible_p): Use
3311 useless_type_conversion_p instead of validate_type.
3312 * value-prof.c (gimple_stringop_fixed_value): Fold
3313 icall_size to correct type.
3315 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3317 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3320 2016-01-13 Richard Henderson <rth@redhat.com>
3323 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3324 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3325 (ix86_builtin_tm_store): Remove.
3326 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3327 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3328 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3329 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3330 * doc/tm.texi: Rebuild.
3332 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3333 (BUILT_IN_TM_MEMCPY_RTWN): New.
3334 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3335 fallback from vector to integer helpers.
3336 (build_tm_load): Handle vector types directly, instead of
3338 (build_tm_store): Likewise.
3339 (expand_assign_tm): Prepare for register types not handled by
3340 the above. Copy them to memory and use memcpy.
3341 * tree.c (tm_define_builtin): New.
3342 (find_tm_vector_type): New.
3343 (build_tm_vector_builtins): New.
3344 (build_common_builtin_nodes): Call it.
3346 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3349 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3351 2016-01-13 Tom de Vries <tom@codesourcery.com>
3353 PR tree-optimization/69169
3354 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3355 handled_struct_type param.
3356 (create_variable_info_for, intra_create_variable_infos): Call
3357 create_variable_info_for_1 with extra arg.
3359 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3361 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3362 and "armv8.1-a+crc" entries.
3364 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3367 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3368 Change first operand predicate from register_or_constm1_operand
3369 to register_operand.
3370 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3371 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3372 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3373 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3374 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3375 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3376 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3377 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3378 comparison with constm1_rtx from vec_prefetch_gen part.
3380 2016-01-13 Richard Biener <rguenther@suse.de>
3382 PR tree-optimization/69013
3383 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3384 Exchange assert for a test.
3386 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3389 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3391 2016-01-13 Richard Biener <rguenther@suse.de>
3393 PR tree-optimization/69242
3394 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3395 assert with a check.
3397 2016-01-13 Richard Biener <rguenther@suse.de>
3399 PR tree-optimization/69186
3400 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3401 Properly guard vect_update_misalignment_for_peel call.
3403 2016-01-12 Jeff Law <law@redhat.com>
3405 PR tree-optimization/pr67755
3406 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3407 "need_profile_correction".
3408 (thread_block_1): Initialize new field to false by default. If we
3409 have multiple thread paths through a common joiner to different
3410 final targets, then set new field to true.
3411 (compute_path_counts): Only do count adjustment when it's really
3414 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3416 * doc/invoke.texi (Spec Files): Move section down in file, past
3417 all command-line option descriptions.
3419 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3422 * doc/gty.texi: Remove documentation of mark_hook.
3423 * gengtype.c (struct write_types_data): Remove code to support
3424 mark_hook attribute.
3425 (walk_type): Likewise.
3426 (write_func_for_structure): Likewise.
3428 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3430 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
3431 Directory Options, and -specs= to Overall Options.
3432 (Overall Options): Adjust similarly. Reorder to group related
3433 options together. Make -specs= cross-reference the spec file details.
3434 (Directory Options): Adjust similarly.
3436 2016-01-12 Jeff Law <law@redhat.com>
3438 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
3440 2016-01-12 Olivier Hainque <hainque@adacore.com>
3442 * gcc.c (spec_undefvar_allowed): New global.
3443 (process_command): Set to true when running for --version or --help,
3445 (getenv_spec_function): When the variable is not defined, use the
3446 variable name as the variable value if we're allowed not to issue
3449 2016-01-12 Bin Cheng <bin.cheng@arm.com>
3451 PR tree-optimization/68911
3452 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
3453 information computed for expression "init + nit * step".
3455 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3457 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
3458 about name of GCC executable. Remove deleted node from menu.
3459 (Directory Options) <-B>: Remove cross-reference to deleted node.
3460 (Target Options): Delete section.
3462 2016-01-12 Christian Bruel <christian.bruel@st.com>
3465 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
3466 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
3468 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3471 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
3472 aligned_mem is properly set for AVX512-VL floating point masked
3476 * ifcvt.c (cond_exec_process_if_block): When removing the last
3477 insn from then_bb, remove also any possible barriers that follow it.
3479 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
3483 * config/i386/iamcu.h (SIZE_TYPE): New macro.
3484 (PTRDIFF_TYPE): Likewise.
3485 (WCHAR_TYPE): Likewise.
3486 (WCHAR_TYPE_SIZE): Likewise.
3487 (STDINT_LONG32): Likewise.
3489 2016-01-12 Richard Biener <rguenther@suse.de>
3491 PR tree-optimization/69053
3492 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
3493 convert initial value for cond reductions.
3495 2016-01-12 Richard Biener <rguenther@suse.de>
3497 PR tree-optimization/69007
3498 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
3499 widen_sum after dot_prod and sad.
3501 2016-01-12 Richard Biener <rguenther@suse.de>
3503 PR tree-optimization/69168
3504 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
3505 pattern stmt SLP type.
3506 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
3507 end up unused so cope with that case.
3509 2016-01-12 Richard Biener <rguenther@suse.de>
3511 PR tree-optimization/69157
3512 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3513 stmts def type only during analyze phase.
3514 (vectorizable_call): Likewise.
3515 (vectorizable_simd_clone_call): Likewise.
3516 (vectorizable_conversion): Likewise.
3517 (vectorizable_assignment): Likewise.
3518 (vectorizable_shift): Likewise.
3519 (vectorizable_operation): Likewise.
3520 (vectorizable_store): Likewise.
3521 (vectorizable_load): Likewise.
3523 2016-01-12 Richard Biener <rguenther@suse.de>
3525 PR tree-optimization/69174
3526 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3528 (vectorizable_load): Properly compute the number of loads needed
3529 for permuted strided SLP loads and do not spuriously assign
3530 to SLP_TREE_VEC_STMTS.
3532 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
3534 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3535 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3536 (MD_EXEC_PREFIX): Remove.
3537 (MD_STARTFILE_PREFIX) Removee.
3538 (FILE_NAME_ABSOLUTE_P): Remove.
3539 (CPP_SPEC): Do not read macros from sys/version.h.
3540 (LINK_COMMAND_SPEC): Remove.
3541 (LOCAL_INCLUDE_DIR): Remove.
3542 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
3543 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
3544 (POST_LINK_SPEC): Define to invoke stubify after linker
3545 (LIBSTDCXX): Remove define
3546 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
3547 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
3548 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
3549 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
3550 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
3551 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
3552 (i386_djgpp_asm_named_section): Add propotype of new procedure
3554 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
3555 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
3556 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
3557 in config/i386/djgpp.h).
3558 (STANDARD_STARTFILE_PREFIX_2): Define identical to
3559 STANDARD_STARTFILE_PREFIX_1.
3560 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
3561 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
3562 installation errors.
3563 (MAX_OFILE_ALIGNMENT): Define to 128.
3564 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
3566 * config/i386/djgpp.c: New file. Add implementation of
3567 i386_djgpp_asm_named_section.
3569 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
3571 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
3572 Add rule for building djgpp.o.
3574 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3576 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
3577 (rtx_is_swappable_p): Reductions are swappable.
3578 (insn_is_swappable_p): V2DF reductions are swappable.
3580 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
3582 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
3583 reloads for other unsupported memory operands.
3585 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3586 Jim Wilson <jim.wilson@linaro.org>
3589 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
3590 copy_to_mode_reg instead of force_reg.
3592 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3595 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
3596 TARGET_80387 is true.
3598 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3601 * lra-eliminations.c (move_plus_up): Only move plus up
3602 if subreg of the constant can be simplified into constant
3603 and use the simplified subreg of the constant instead of
3604 the original constant.
3606 * fold-const.c (fold_convertible_p): Don't return true
3607 for conversion of VECTOR_TYPE to same sized integral type.
3608 (fold_convert_loc): Fix up formatting. Fold conversion of
3609 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
3610 instead of NOP_EXPR.
3612 PR tree-optimization/69214
3613 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
3614 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3617 PR tree-optimization/69207
3618 * tree-vect-slp.c (vect_get_constant_vectors): For
3619 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
3620 fold_convertible_p to vector_type's element type, and always
3621 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
3623 2016-01-11 Richard Biener <rguenther@suse.de>
3625 PR tree-optimization/69173
3626 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
3627 fixup the cycle if all stmts are in a pattern.
3629 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
3632 * alias.c (base_alias_check): Move check for addresses with
3633 alignment ANDs before the call for compare_base_decls.
3634 (memrefs_conflict_p): Return -1 for different decls
3635 that went through alignment adjustments.
3637 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3639 PR rtl-optimization/68796
3640 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
3641 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
3642 and QImode comparisons against zero with CC_NZmode.
3643 * config/aarch64/iterators.md (short_mask): New mode_attr.
3645 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3647 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
3648 (<avx512>_store<mode>_mask): Likewise.
3650 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
3651 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3653 PR rtl-optimization/68841
3654 * ifcvt.c (struct noce_if_info): Add orig_x field.
3655 (bbs_ok_for_cmove_arith): Add to_rename parameter.
3656 Don't record conflicts on to_rename if it's present.
3657 Allow memory destinations in sets.
3658 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
3659 blocks, passing orig_x to the checks.
3660 (noce_process_if_block): Set if_info->orig_x appropriately.
3662 2016-01-11 Tom de Vries <tom@codesourcery.com>
3664 PR tree-optimization/69069
3665 * tree-parloops.c (create_parallel_loop): Add missing phi args.
3667 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
3669 PR rtl-optimization/68920
3670 * config/i386/i386.c (ix86_option_override_internal): Restrict number
3671 of conditional moves for RTL if-conversion to 1 for
3672 TARGET_ONE_IF_CONV_INSN.
3673 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
3674 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
3675 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
3676 parameter to restirct number of conditional moves for
3678 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
3679 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
3682 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
3685 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
3686 onepart vars. Fix typo in comment. Fix reversed condition in
3688 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
3691 * var-tracking.c (dump_onepart_variable_differences): New.
3692 (dataflow_set_different): If a detailed dump is requested,
3693 delay early returns and dump differences between onepart
3694 variables present before and after, and added variables.
3696 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3699 * expr.c (expand_expr_real_1): For boolean vector constants
3700 with a scalar mode use const_scalar_mask_from_tree.
3701 (const_scalar_mask_from_tree): New.
3702 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
3703 assigned to a mask type to handle constants.
3705 2016-01-11 Martin Jambor <mjambor@suse.cz>
3708 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
3709 useless parameters if we cannot change function signature.
3711 2016-01-11 Martin Jambor <mjambor@suse.cz>
3714 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
3717 2016-01-11 Tom de Vries <tom@codesourcery.com>
3719 PR tree-optimization/69109
3720 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
3723 2016-01-11 Tom de Vries <tom@codesourcery.com>
3725 PR tree-optimization/69108
3726 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
3727 res is not used in a phi.
3729 2016-01-11 Yury Gribov <y.gribov@samsung.com>
3732 * common.opt (frandom-seed): Fix parameter name.
3733 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
3735 2016-01-11 Tom de Vries <tom@codesourcery.com>
3737 PR tree-optimization/69058
3738 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
3741 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
3743 * config/arc/arc.opt (mdiv-rem): Add period to the end.
3744 (mcode-density): Likewise.
3746 2016-01-10 Tom de Vries <tom@codesourcery.com>
3748 PR tree-optimization/69062
3749 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
3750 (parallelize_loops): Don't paralelize loop that has phi with address
3753 2016-01-10 Tom de Vries <tom@codesourcery.com>
3755 PR tree-optimization/69039
3756 * tree-parloops.c (try_create_reduction_list): Only allow single exit
3759 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
3762 * match.pd: Require target has function_c99_misc before doing
3763 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
3765 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
3767 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
3769 * configure: Regenerate.
3771 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3774 PR tree-optimization/69097
3775 * fold-const.h (expr_not_equal_to): New prototype.
3776 * fold-const.c: Include stringpool.h and tree-ssanames.h.
3777 (expr_not_equal_to): New function.
3778 * match.pd (X % -Y is the same as X % Y): Don't optimize
3779 unless X is known not to be equal to minimum or Y is known
3780 not to be equal to -1.
3781 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
3782 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
3783 (simplify_stmt_using_ranges): Adjust caller.
3784 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
3785 substitute_and_fold.
3787 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
3789 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
3792 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3794 PR tree-optimization/69167
3795 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
3796 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
3798 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
3800 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3801 Richard Biener <rguenther@suse.de>
3803 PR tree-optimization/68707
3804 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
3805 instances that can be handled via vect_load_lanes.
3807 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
3809 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
3810 if we can't determine address equivalence.
3811 * alias.c (compare_base_decl): Update for changed return value of
3812 symtab_node::equal_address_to.
3814 2016-01-08 Jason Merrill <jason@redhat.com>
3818 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
3819 * expr.c (store_field): Not here.
3820 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
3821 call with TREE_ADDRESSABLE type.
3822 * tree-cfg.c (verify_gimple_call): Adjust.
3824 2016-01-08 Olivier Hainque <hainque@adacore.com>
3826 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
3829 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3831 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
3832 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
3833 (reduc_smin_v2sf): Rename to...
3834 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
3835 (reduc_splus_v2sf): Rename to...
3836 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
3838 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3840 PR tree-optimization/69162
3841 * gimplify.c (gimplify_va_arg_expr): Encode original type of
3842 valist argument in another argument.
3843 (gimplify_modify_expr): Adjust for the above change. Cleanup.
3844 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
3845 to determine the va_list type, build a MEM_REF instead of
3846 build_fold_indirect_ref.
3848 PR tree-optimization/69172
3849 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
3852 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
3854 PR tree-optimization/67781
3855 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3856 and cmpnop in two steps: first the ones not accessed in original
3857 gimple expression in a endian independent way and then the ones not
3858 accessed in the final result in an endian-specific way.
3860 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3862 PR tree-optimization/69083
3863 * tree-vect-slp.c (vect_get_constant_vectors): For
3864 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
3865 element type. If op is fold_convertible_p to vector_type's element
3866 type, use NOP_EXPR instead of VCE.
3868 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
3870 PR rtl-optimization/67778
3871 PR rtl-optimization/68634
3872 PR rtl-optimization/68909
3873 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
3874 block from the stack until done with it. Remove a superfluous
3875 bitmap set. Remove a superfluous bitmap test.
3877 2016-01-07 Martin Sebor <msebor@redhat.com>
3880 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
3881 constraint on the type of arguments.
3883 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
3885 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
3886 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
3887 unaligned_access on the gcc_options set.
3888 * config/arm/arm.c (arm_option_override_internal): Use
3889 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
3891 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3894 * config/i386/i386.c (ix86_frame_pointer_required): Enable
3895 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
3897 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3900 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3903 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3904 depending on frame_pointer_needed before remaining integer and SSE
3905 registers are saved.
3907 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
3910 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
3912 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
3915 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
3916 Use the "xBm" constraint.
3917 (float<sseintvecmodelower><mode>2<mask_name><round_name):
3919 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
3920 (sse_cvtsi2ssq<round_name>): Likewise.
3921 (sse_cvtss2si<round_name>): Likewise.
3922 (sse_cvtss2siq<round_name>): Likewise.
3923 (sse2_cvtsi2sdq<round_name>): Likewise.
3924 (sse2_cvtsd2si<round_name>): Likewise.
3925 (sse2_cvtsd2siq<round_name>): Likewise.
3926 * config/i386/subst.md (round_nimm_scalar_predicate): New
3929 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
3932 * varasm.c (make_decl_rtl): Mark invalid register vars as
3935 PR rtl-optimization/66206
3936 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
3937 All callers changed.
3939 2016-01-07 Jakub Jelinek <jakub@redhat.com>
3941 PR tree-optimization/69141
3942 * tree-ssa-pre.c: Include langhooks.h.
3943 (eliminate_dom_walker::before_dom_children): Use
3944 lang_hooks.decl_printable_name instead of
3945 cgraph_node::get ()->name ().
3948 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
3949 it and DECL_ALIGN too.
3951 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
3953 * config/mips/mips-ftypes.def: Sort to lexicographical order.
3955 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3958 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3959 depending on frame_pointer_needed before remaining integer and SSE
3960 registers are saved.
3962 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3964 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
3965 mode iterator with VSX_M2.
3966 (*p9_vecstore_<mode>): Likewise.
3967 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
3968 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
3969 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
3970 (define_split for VSX_LE128 stores): Likewise.
3971 (define_peephole2 for TImode LE swaps): Likewise.
3972 (define_split for VSX_LE128 post-reload stores): Likewise.
3974 2016-01-06 Marek Polacek <polacek@redhat.com>
3977 * convert.c (convert_to_integer_1): Adjust call to
3978 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
3979 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
3980 EXPR instead of ARG.
3981 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
3983 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
3986 * doc/extend.texi (RL78 Variable Attributes): New section.
3988 2016-01-05 Marek Polacek <polacek@redhat.com>
3991 * builtins.c (get_memmodel): Use expansion point location rather than
3992 the input location. Call warning_at rather than warning.
3993 (expand_builtin_atomic_compare_exchange): Likewise.
3994 (expand_builtin_atomic_load): Likewise.
3995 (expand_builtin_atomic_store): Likewise.
3996 (expand_builtin_atomic_clear): Likewise.
3998 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4001 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4002 Replace nonimmediate_operand with vector_operand.
4003 * config/i386/predicates.md (vector_operand): New predicate.
4004 (general_vector_operand): Replace nonimmediate_operand with
4006 * config/i386/sse.md: Replace nonimmediate_operand with
4007 vector_operand and m constraint with Bm constraint on SSE
4008 patterns with 16-byte memory operand.
4009 * config/i386/subst.md (round_nimm_predicate): Replace
4010 nonimmediate_operand with vector_operand.
4011 (round_saeonly_nimm_predicate): Likewise.
4012 (round_saeonly_nimm_scalar_predicate): New.
4014 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4017 * config/i386/constraints.md (Bm): New constraint.
4018 * config/i386/predicates.md (vector_memory_operand): New
4020 * config/i386/sse.md: Replace xm with xBm in plusminus and
4023 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4026 * doc/extend.texi (V850 Function Attributes): New section.
4027 (V850 Variable Attributes): New section.
4029 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4032 * doc/extend.texi (MicroBlaze Function Attributes): Document
4033 interrupt_handler and fast_interrupt attributes.
4035 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4038 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4039 for local symbolic operands.
4040 * config/ia64/predicates.md (local_symbolic_operand64): New
4043 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4045 PR rtl-optimization/68651
4046 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4049 2016-01-05 Nathan Sidwell <nathan@acm.org>
4051 * alias.c (compare_base_decls): Use symtab_node::get.
4053 2016-01-05 Nick Clifton <nickc@redhat.com>
4056 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4057 secondary_reload_info structure.
4060 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4061 decls if weak support is available.
4063 2016-01-04 Martin Sebor <msebor@redhat.com>
4065 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4067 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4069 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4070 OPTION_MASK_P9_DFORM.
4072 * config/rs6000/constraints.md (wo constraint): New constraint for
4075 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4077 (rs6000_init_hard_regno_mode_ok): Likewise.
4079 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4082 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4083 expanders not to have constraints. Add support for ISA 3.0 xxperm
4084 instruction. Add support for fusing xxlor with xxperm.
4085 (altivec_vperm_<mode>_internal): Likewise.
4086 (altivec_vperm_v8hiv16qi): Likewise.
4087 (altivec_vperm_<mode>v16q): Likewise.
4088 (altivec_vperm_<mode>_uns): Likewise.
4089 (vperm_v8hiv4si): Likewise.
4090 (vperm_v16qiv8hi): Likewise.
4092 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4094 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4096 Update copyright years.
4098 * gcc.c (process_command): Update copyright notice dates.
4099 * gcov-dump.c (print_version): Ditto.
4100 * gcov.c (print_version): Ditto.
4101 * gcov-tool.c (print_version): Ditto.
4102 * gengtype.c (create_file): Ditto.
4103 * doc/cpp.texi: Bump @copying's copyright year.
4104 * doc/cppinternals.texi: Ditto.
4105 * doc/gcc.texi: Ditto.
4106 * doc/gccint.texi: Ditto.
4107 * doc/gcov.texi: Ditto.
4108 * doc/install.texi: Ditto.
4109 * doc/invoke.texi: Ditto.
4111 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4113 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4114 modes larger than TImode as TImode if NEON is not enabled.
4116 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4119 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4120 mode for %f0-%f31 only if TARGET_FPU.
4122 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4125 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4126 to compute the PACKED_P predicate.
4127 (function_arg_record_value): Minor tweaks.
4129 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4131 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4132 option for arm*-*-* targets.
4134 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4136 * doc/extend.texi (Common Function Attributes): Move docs for
4137 MSP430-specific attributes to....
4138 (MSP430 Function Attributes): ...here. Delete the redundant
4139 entries and copy-edit the remaining text.
4140 (MSP430 Variable Attributes): Use uniform format for index
4141 entries and add a cross-reference to the corresponding function
4144 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4146 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4148 (x86 Options): Likewise.
4150 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4154 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4155 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4156 to corresponding attribute.
4158 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4160 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4161 to correct alphabetization of table. Copy-edit and correct
4163 <stack_protect>: Likewise.
4164 <target_clones>: Likewise.
4166 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4167 Correct punctuation.
4168 (Code Gen Options) <-fno-plt>: Copy-edit.
4170 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4173 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4174 SI values. Explicitly convert SI to DI and vice-versa.
4176 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4178 PR tree-optimization/69070
4179 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4180 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4183 * ubsan.c (ubsan_instrument_float_cast): Call
4184 initialize_sanitizer_builtins.
4187 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4189 Copyright (C) 2016 Free Software Foundation, Inc.
4191 Copying and distribution of this file, with or without modification,
4192 are permitted in any medium without royalty provided the copyright
4193 notice and this notice are preserved.