1 2016-02-15 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/69595
4 * match.pd: Complete range test simplification to true.
6 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
8 PR rtl-optimization/69648
9 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12 PR rtl-optimization/69752
13 * ira.c (update_equiv_regs): When looking for more than a single SET,
14 also take other side effects into account.
16 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
18 * config/s390/s390.c (s390_function_profiler): Add a new sequence
19 for z900+ CPUs in 31-bit mode.
21 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23 * common/config/s390/s390-common.c (s390_supports_split_stack):
25 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
26 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
27 * config/s390/s390.c (struct machine_function): New field
28 split_stack_varargs_pointer.
29 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30 in s390_emit_prologue.
31 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
33 (morestack_ref): New global.
34 (SPLIT_STACK_AVAILABLE): New macro.
35 (s390_expand_split_stack_prologue): New function.
36 (s390_live_on_entry): New function.
37 (s390_va_start): Use split-stack vararg pointer if appropriate.
38 (s390_asm_file_end): Emit the split-stack note sections.
39 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
40 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
41 (UNSPECV_SPLIT_STACK_CALL): New unspec.
42 (UNSPECV_SPLIT_STACK_DATA): New unspec.
43 (split_stack_prologue): New expand.
44 (split_stack_space_check): New expand.
45 (split_stack_data): New insn.
46 (split_stack_call): New expand.
47 (split_stack_call_*): New insn.
48 (split_stack_cond_call): New expand.
49 (split_stack_cond_call_*): New insn.
51 2016-02-15 Richard Biener <rguenther@suse.de>
53 PR tree-optimization/69783
54 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
55 Add trivially correct cases.
57 2016-02-15 Tom de Vries <tom@codesourcery.com>
60 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
62 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
64 2016-02-15 Richard Biener <rguenther@suse.de>
66 PR tree-optimization/69776
67 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
68 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
69 indicate whether we can use TBAA to disambiguate against stores.
70 Use alias-set zero if not.
71 (visit_reference_op_store): Do not use TBAA when looking up
73 * tree-ssa-pre.c (compute_avail): Use TBAA here.
74 (eliminate_dom_walker::before_dom_children): But not when looking
77 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
79 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
81 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
83 * config/i386/znver1.md
84 (znver1_pop, znver1_pop_mem,
85 znver1_load_imov_double_store,
86 znver1_load_imov_direct_store,
87 znver1_load_imov_direct_load,
88 znver1_load_imov_double_load): Add new.
89 (znver1_insn, znver1_insn_load): Add icmov type.
91 znver1_sseavx_fma_load,
93 znver1_avx256_fma_load): Fix pipe usage.
95 2016-02-14 Alan Modra <amodra@gmail.com>
98 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
99 with an invalid hard reg, reload just the reg not the entire
100 pre/post-inc/dec address expression.
102 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
105 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
106 fixed R1_REG scratch reg.
107 (sibcall_value_pcrel_fdpic): Likewise.
109 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
113 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
115 2016-02-12 Walter Lee <walt@tilera.com>
117 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
118 * config/tilegx/t-tilegx: Likewise.
120 2016-02-12 David Malcolm <dmalcolm@redhat.com>
123 * diagnostic-show-locus.c (struct line_span): New struct.
124 (layout::get_first_line): Delete.
125 (layout::get_last_line): Delete.
126 (layout::get_num_line_spans): New member function.
127 (layout::get_line_span): Likewise.
128 (layout::print_heading_for_line_span_index_p): Likewise.
129 (layout::get_expanded_location): Likewise.
130 (layout::calculate_line_spans): Likewise.
131 (layout::m_first_line): Delete.
132 (layout::m_last_line): Delete.
133 (layout::m_line_spans): New field.
134 (layout::layout): Update comment. Replace m_first_line and
135 m_last_line with m_line_spans, replacing their initialization
136 with a call to calculate_line_spans.
137 (diagnostic_show_locus): When printing source lines and
138 annotations, rather than looping over a single span
139 of lines, instead loop over each line_span within
140 the layout, with an inner loop over the lines within them.
141 Call the context's start_span callback when changing line spans.
142 * diagnostic.c (diagnostic_initialize): Initialize start_span.
143 (diagnostic_build_prefix): Break out the building of the location
144 part of the string into...
145 (diagnostic_get_location_text): ...this new function, rewriting
146 it from nested ternary expressions to a sequence of "if"
148 (default_diagnostic_start_span_fn): New function.
149 * diagnostic.h (diagnostic_start_span_fn): New typedef.
150 (diagnostic_context::start_span): New field.
151 (default_diagnostic_start_span_fn): New prototype.
153 2016-02-12 David Malcolm <dmalcolm@redhat.com>
156 * gcc.c (driver::finalize): Fix cleanup of "specs".
158 2016-02-12 David Malcolm <dmalcolm@redhat.com>
162 * gcc.c (driver::driver): Initialize m_option_suggestions.
163 (driver::~driver): Clean up m_option_suggestions.
164 (suggest_option): Convert to...
165 (driver::suggest_option): ...this, and split out into
166 driver::build_option_suggestions and find_closest_string.
167 (driver::build_option_suggestions): New function, from
168 first half of suggest_option. Special-case
169 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
170 the sanitizer_opts array. For options of enum types, add the
171 various enum values to the candidate strings.
172 (driver::handle_unrecognized_options): Remove "const".
173 * gcc.h (driver::handle_unrecognized_options): Likewise.
174 (driver::build_option_suggestions): New decl.
175 (driver::suggest_option): New decl.
176 (driver::m_option_suggestions): New field.
177 * opts-common.c (add_misspelling_candidates): New function.
178 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
180 * opts.h (sanitizer_opts): New array decl.
181 (add_misspelling_candidates): New function decl.
182 * spellcheck.c (find_closest_string): New function.
183 * spellcheck.h (find_closest_string): New function decl.
185 2016-02-12 Jakub Jelinek <jakub@redhat.com>
187 PR rtl-optimization/69764
188 PR rtl-optimization/69771
189 * optabs.c (expand_binop_directly): For shift_optab_p, force
190 convert_modes with VOIDmode if xop1 has VOIDmode.
192 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
195 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
196 to correctly determine instrumentation thunks.
198 2016-02-12 Jakub Jelinek <jakub@redhat.com>
201 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
202 type by reference, force lhs on the call.
205 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
206 Compute retval and retbnd early in all cases if split_part_return_p
207 and return_bb is not EXIT. Remove all clobber stmts and reset
208 all debug stmts that refer to SSA_NAMEs defined in split part,
209 except if it is retval, in that case replace the old retval with the
210 lhs of the call to the split part.
212 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
215 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
218 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
219 whose result is used in PHI.
220 (maybe_optimize_range_tests): Likewise.
221 (final_range_test_p): Likweise.
223 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
226 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
227 whose result is used in PHI.
228 (maybe_optimize_range_tests): Likewise.
229 (final_range_test_p): Likweise.
231 2016-02-12 Jakub Jelinek <jakub@redhat.com>
233 * cgraph.c: Spelling fixes - behaviour -> behavior and
234 neighbour -> neighbor.
235 * target.def: Likewise.
236 * sel-sched.c: Likewise.
237 * config/mips/mips.c: Likewise.
238 * config/arc/arc.md: Likewise.
239 * config/arm/cortex-a57.md: Likewise.
240 * config/arm/arm.c: Likewise.
241 * config/arm/neon.md: Likewise.
242 * config/arm/arm-c.c: Likewise.
243 * config/vms/vms-c.c: Likewise.
244 * config/s390/s390.c: Likewise.
245 * config/i386/znver1.md: Likewise.
246 * config/i386/i386.c: Likewise.
247 * config/ia64/hpux-unix2003.h: Likewise.
248 * config/msp430/msp430.md: Likewise.
249 * config/rx/rx.c: Likewise.
250 * config/rx/rx.md: Likewise.
251 * config/aarch64/aarch64-simd.md: Likewise.
252 * config/aarch64/aarch64.c: Likewise.
253 * config/nvptx/nvptx.c: Likewise.
254 * config/bfin/bfin.c: Likewise.
255 * config/cris/cris.opt: Likewise.
256 * config/rs6000/rs6000.c: Likewise.
257 * target.h: Likewise.
258 * spellcheck.c: Likewise.
259 * ira-build.c: Likewise.
260 * tree-inline.c: Likewise.
261 * builtins.c: Likewise.
262 * lra-constraints.c: Likewise.
263 * explow.c: Likewise.
265 * targhooks.c: Likewise.
266 * tree-vect-data-refs.c: Likewise.
268 * doc/tm.texi: Likewise.
269 * doc/extend.texi: Likewise.
270 * doc/install.texi: Likewise.
271 * doc/md.texi: Likewise.
272 * tree-ssa-tail-merge.c: Likewise.
273 * sched-int.h: Likewise.
274 * match.pd: Likewise.
275 * sched-ebb.c: Likewise.
276 * target.def (omit_struct_return_reg): Likewise.
277 * gimple-ssa-isolate-paths.c: Likewise.
278 (find_implicit_erroneous_behaviour): Renamed to...
279 (find_implicit_erroneous_behavior): ... this.
280 (find_explicit_erroneous_behaviour): Renamed to...
281 (find_explicit_erroneous_behavior): ... this.
282 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
284 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
286 PR rtl-optimization/64682
287 PR rtl-optimization/69567
288 PR rtl-optimization/69737
289 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
290 in I2 as well, just lose it.
292 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
294 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
296 (aarch64_last_printed_tune_string): Likewise.
297 (aarch64_declare_function_name): Only output .arch assembler
298 directive if it will be different from the previously output
299 directive. Same for .tune comment but only if -dA is set.
300 (aarch64_start_file): New function.
301 (TARGET_ASM_FILE_START): Define.
303 2016-02-11 David Malcolm <dmalcolm@redhat.com>
306 * Makefile.in (PLUGIN_HEADERS): Add params.list.
308 2016-02-11 Jakub Jelinek <jakub@redhat.com>
311 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
312 -Wmaybe-uninitialized warning.
314 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
317 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
319 2016-02-11 Richard Biener <rguenther@suse.de>
321 PR rtl-optimization/69291
322 * ifcvt.c (noce_try_store_flag_constants): Do not allow
323 subexpressions affected by changing the result.
325 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
328 * lra-constraints.c (curr_insn_transform): Find in/out operands
329 for secondary memory moves. Update dups.
331 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
333 PR tree-optimization/69652
334 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
335 to nested loop, did source re-formatting, skip debug statements,
336 add check on statement with volatile operand, remove dead scalar
339 2016-02-10 Jakub Jelinek <jakub@redhat.com>
340 Patrick Palka <ppalka@gcc.gnu.org>
344 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
345 calls if the return type is TREE_ADDRESSABLE.
346 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
347 * ipa-split.c (split_function): Fix doubled "we" in comment.
348 Use void return type for the split part even if
349 !split_point->split_part_set_retval.
351 2016-02-10 Bin Cheng <bin.cheng@arm.com>
353 PR tree-optimization/68021
354 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
355 when computing the value of biv cand by itself.
357 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
359 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
360 (cortexa57_tunings): Likewise.
361 (cortexa72_tunings): Likewise.
362 (arch_macro_fusion_pair_p): Add support for AES fusion.
363 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
364 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
365 Allow virtual registers before reload so early scheduling works.
366 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
367 correct latency and pipeline.
368 (cortex_a57_crypto_complex): Likewise.
369 (cortex_a57_crypto_xor): Likewise.
370 (define_bypass): Add AES bypass.
372 2016-02-10 Richard Biener <rguenther@suse.de>
374 PR tree-optimization/69726
375 * passes.def: Add DCE pass before late uninit.
376 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
377 really fixup if-conversions job.
379 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
381 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
382 (arm_cortex_a57_tune): Likewise.
383 (aarch_macro_fusion_pair_p): Add support for AES fusion.
384 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
386 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
388 * timevar.def (TV_PHASE_DBGINFO): Delete.
389 (TV_PHASE_CHECK_DBGINFO): Likewise.
390 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
392 2016-02-10 Richard Biener <rguenther@suse.de>
394 PR tree-optimization/69719
395 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
396 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
398 2016-02-09 Andrew Pinski <apinski@cavium.com>
401 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
402 get_vcond_mask_icode returns false.
404 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
407 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
408 an ADDIS that adds a pointer to a large constant that sets the
409 upper16 bits with a load operation.
411 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
414 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
416 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
418 (vzipq_s16): Likewise.
419 (vzipq_s32): Likewise.
420 (vzipq_f32): Likewise.
421 (vzipq_u8): Likewise.
422 (vzipq_u16): Likewise.
423 (vzipq_u32): Likewise.
424 (vzipq_p8): Likewise.
425 (vzipq_p16): Likewise.
427 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
430 * config/arm/arm.c (neon_endian_lane_map): New function.
431 (neon_vector_pair_endian_lane_map): New function.
432 (arm_evpc_neon_vuzp): Allow for big endian lane order.
433 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
435 (vuzpq_s16): Likewise.
436 (vuzpq_s32): Likewise.
437 (vuzpq_f32): Likewise.
438 (vuzpq_u8): Likewise.
439 (vuzpq_u16): Likewise.
440 (vuzpq_u32): Likewise.
441 (vuzpq_p8): Likewise.
442 (vuzpq_p16): Likewise.
444 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
447 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
450 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
452 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
453 truncate const_int operand 1 to QImode.
455 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
457 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
458 corresponding to an abnormal edge.
460 2016-02-09 Tom de Vries <tom@codesourcery.com>
462 PR tree-optimization/69599
463 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
465 (find_func_aliases_for_builtin_call, find_func_clobbers)
466 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
469 2016-02-09 Richard Biener <rguenther@suse.de>
471 PR tree-optimization/69715
472 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
473 LHS on calls as non-rewritable.
475 2016-02-09 Tom de Vries <tom@codesourcery.com>
478 * lto-wrapper.c (append_diag_options): New function.
479 (compile_offload_image): Call append_diag_options.
481 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
484 * doc/extend.texi (Flag Output Operands): Correct sectioning.
485 Minor copy-edit to fix verb tenses.
487 2016-02-08 Jakub Jelinek <jakub@redhat.com>
489 PR tree-optimization/69209
490 * ipa-split.c (split_function): If split part is not
491 returning retval, retval has gimple type but is not
492 gimple value, force it into a SSA_NAME first.
494 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
496 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
499 2016-02-08 Jason Merrill <jason@redhat.com>
502 * convert.c (convert_to_integer_1): Check dofold on truncation
504 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
505 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
506 Rename from *_nofold.
507 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
508 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
510 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
513 * tree.c (build_common_tree_nodes): Remove short_double argument.
515 * tree.h (build_common_tree_nodes): Adjust declaration.
516 * doc/invoke.texi (-fshort-double): Remove documentation.
517 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
518 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
519 * lto-wrapper.c (merge_and_complain, append_compiler_options)
520 (append_linker_options): Don't handle OPT_fshort_double.
522 PR rtl-optimization/68730
523 * lra-remat.c (insn_to_cand_activation): New static variable.
524 (lra_remat): Allocate and free it.
525 (create_cand): New arg activation. Initialize a field in
526 insn_to_cand_activation if it is nonnull.
527 (create_cands): Pass the activation insn to create_cand when making
528 a candidate involving an output reload. Reorganize code a little.
529 (do_remat): Keep track of active status of candidates in a separate
532 2016-02-08 Richard Biener <rguenther@suse.de>
534 PR tree-optimization/69719
535 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
536 Properly use absolute of the difference of the two offsets to
537 compare or adjust the segment length.
539 2016-02-08 Richard Biener <rguenther@suse.de>
540 Jeff Law <law@redhat.com>
543 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
544 types for anonymous SSA names.
546 2016-02-08 Richard Biener <rguenther@suse.de>
548 PR rtl-optimization/69274
549 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
551 2016-02-08 Jeff Law <law@redhat.com>
553 PR tree-optimization/65917
554 * tree-ssa-dom.c (record_temporary_equivalences): Record both
555 equivalences from if (x == y) style conditionals.
556 (loop_depth_of_name): Remove.
557 (record_equality): Remove loop depth check.
558 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
559 (const_and_copies::record_const_or_copy_raw): New member function.
560 * tree-ssa-scopedtables.c
561 (const_and_copies::record_const_or_copy_raw): New, factored out of
562 (const_and_copies::record_const_or_copy): Call new member function.
564 2016-02-05 Jeff Law <law@redhat.com>
566 PR tree-optimization/68541
567 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
568 (count_stmts_in_block): New function.
569 (poor_ifcvt_candidate_code): Likewise.
570 (is_feasible_trace): Add some heuristics to determine when path
571 splitting is profitable.
572 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
573 is a diamond with a single exit.
575 2016-02-05 Martin Sebor <msebor@redhat.com>
578 * doc/invoke.texi: Update -Wplacement-new to take an optional
581 2016-02-06 Richard Henderson <rth@redhat.com>
584 * tree.c (tree_nop_conversion_p): Do not strip casts into or
585 out of non-standard address spaces.
587 2016-02-05 Jakub Jelinek <jakub@redhat.com>
589 PR rtl-optimization/69691
590 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
592 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
594 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
595 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
596 (*ieee128_mfvsrd_64bit): Likewise.
597 (*ieee128_mfvsrd_32bit): Likewise.
599 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
603 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
605 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
606 instrumented_version.
608 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
610 * doc/invoke.texi (Optimize Options): In table of --param options
611 rename second occurrence of tracer-min-branch-ratio to
612 tracer-min-branch-probability, rename
613 tracer-min-branch-ratio-feedback to
614 tracer-min-branch-probability-feedback and clarify description,
615 rename sched-spec-state-edge-prob-cutoff to
616 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
617 to selsched-insns-to-rename, rename lto-minpartition to
618 lto-min-partition, delete reorder-blocks-duplicate and
619 reorder-blocks-duplicate-feedback.
621 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
623 * config/s390/s390.c (s390_register_info_set_ranges): Remove
626 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
628 * doc/extend.texi: S/390: Correct some typos.
630 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
632 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
634 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
637 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
638 (s390_register_info_gprtofpr): Use new macros above.
639 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
641 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
642 its name. Adjust restore and save gpr ranges.
643 (s390_register_info_set_ranges): New function.
644 (s390_register_info): Use new macros above. Call
645 s390_register_info_set_ranges.
646 (s390_optimize_register_info): Likewise.
647 (s390_hard_regno_rename_ok): Use new macros.
648 (s390_hard_regno_scratch_ok): Likewise.
649 (s390_emit_epilogue): Likewise.
650 (s390_can_use_return_insn): Likewise.
651 (s390_optimize_prologue): Likewise.
652 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
654 2016-02-05 Jakub Jelinek <jakub@redhat.com>
657 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
659 (ix86_option_override_internal): Disable TARGET_STV even for
660 -m{incoming,preferred}-stack-boundary=3.
662 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
664 * config.gcc: Mark deprecated rtems targets as obsolete.
666 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
668 PR rtl-optimization/64682
669 PR rtl-optimization/69567
670 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
671 before I2 only if the register is both used and set in I2.
673 2016-02-04 DJ Delorie <dj@redhat.com>
675 * config/msp430/msp430.c (msp430_start_function): Add function type.
677 2016-02-04 Jakub Jelinek <jakub@redhat.com>
680 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
682 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
684 PR rtl-optimization/69577
686 2015-10-29 Richard Henderson <rth@redhat.com>
690 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
691 sse check to the exact conditions of PR 67609.
693 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
696 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
697 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
698 not allowed into the traditional Altivec registers.
699 (movtd_64bit_nodm): Likewise.
700 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
702 2016-02-04 David Malcolm <dmalcolm@redhat.com>
704 * config/aarch64/cortex-a57-fma-steering.c
705 (aarch64_register_fma_steering): Remove "static" from arguments
708 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
711 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
714 2016-02-04 Mike Frysinger <vapier@gentoo.org>
716 * doc/invoke.texi: Delete -mno-fma4.
718 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
720 PR rtl-optimization/69577
721 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
722 (find_subregs_of_mode): Update accordingly. Iterate over partial
725 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
727 * config/arm/arm-protos.h (neon_reinterpret): Remove.
728 * config/arm/arm.c (neon_reinterpret): Remove.
729 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
730 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
731 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
732 vreinterpretti): Remove.
733 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
734 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
735 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
736 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
737 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
738 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
739 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
740 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
741 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
742 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
743 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
744 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
745 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
746 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
747 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
748 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
749 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
750 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
751 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
752 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
753 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
754 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
755 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
756 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
757 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
758 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
759 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
760 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
761 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
762 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
763 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
764 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
765 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
766 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
767 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
768 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
769 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
770 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
771 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
772 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
773 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
774 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
775 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
776 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
777 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
778 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
779 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
780 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
781 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
782 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
783 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
784 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
785 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
786 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
787 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
788 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
789 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
790 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
791 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
792 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
793 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
794 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
795 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
796 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
797 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
798 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
799 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
800 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
801 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
802 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
803 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
804 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
805 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
806 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
807 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
808 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
809 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
810 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
811 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
812 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
813 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
814 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
815 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
816 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
817 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
818 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
819 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
820 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
821 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
822 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
823 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
824 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
825 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
826 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
827 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
828 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
829 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
830 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
831 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
832 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
833 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
834 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
835 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
837 2016-02-04 Martin Liska <mliska@suse.cz>
840 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
841 that are gimple_store_p.
842 (maybe_instrument_call): Likewise.
844 2016-02-04 Bin Cheng <bin.cheng@arm.com>
846 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
847 register scaling out of memory reference and comment why.
849 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
853 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
854 folding the source of a SET.
856 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
860 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
861 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
863 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
867 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
870 2016-02-04 Christian Bruel <christian.bruel@st.com>
872 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
873 * config/arm/arm.c (arm_set_current_function): Likewise.
875 2016-02-04 Jakub Jelinek <jakub@redhat.com>
876 Ilya Enkovich <enkovich.gnu@gmail.com>
877 H.J. Lu <hongjiu.lu@intel.com>
880 * config/i386/i386.c (convert_scalars_to_vector): Remove
881 stack alignment fixes.
882 (ix86_option_override_internal): Disable TARGET_STV if stack
883 might not be aligned enough.
884 (ix86_minimum_alignment): Assert that TARGET_STV is false.
886 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
888 * gcc/config/i386/x86-tune.def: Disable default prefetching
891 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
892 Vladimir Makarov <vmakarov@redhat.com>
895 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
896 in validating fused toc addresses.
898 2016-02-03 Jakub Jelinek <jakub@redhat.com>
901 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
902 range->m_caret fields if range->m_show_caret_p is false.
905 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
906 Force oldval into register if it does not satisfy reg_or_short_operand
907 predicate. Fix up formatting.
909 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
910 Alexandre Oliva <aoliva@redhat.com>
913 * lra-constraints.c (simplify_operand_subreg): Check additionally
914 address validity after potential reloading.
915 (process_address_1): Check insns validity. In case of failure do
918 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
921 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
924 2016-02-02 Jakub Jelinek <jakub@redhat.com>
926 * wide-int.cc (canonize_uhwi): New function.
927 (wi::divmod_internal): Use it.
929 2016-02-02 James Norris <jnorris@codesourcery.com
931 * gimplify.c (omp_notice_variable): Add usage check.
933 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
935 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
936 like LE, GE, LT, GT when emitting relational operator.
938 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
940 * ira-costs.c (find_costs_and_classes): Add extra argument.
941 * target.def (ira_change_pseudo_allocno_class): Add parameter.
942 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
943 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
944 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
945 Add best_class parameter, and return it if not ALL_REGS.
946 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
948 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
951 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
953 * config/aarch64/aarch64.c
954 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
955 (aarch64_ira_change_pseudo_allocno_class): New function.
957 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
960 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
962 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
964 * config/avr/avr.c (avr_option_override): Set
965 PARAM_ALLOW_STORE_DATA_RACES to 1.
967 2016-02-02 Richard Biener <rguenther@suse.de>
969 PR tree-optimization/69595
970 * match.pd: Add range test simplifications to true/false.
972 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
974 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
975 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
978 2016-02-02 Richard Biener <rguenther@suse.de>
980 PR tree-optimization/69606
981 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
982 info on the result before moving a stmt.
984 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
987 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
988 branch with vector comparison.
989 * config/i386/sse.md (VI48_AVX): New mode iterator.
990 (define_expand "cbranch<mode>4): Add support for conditional branch
991 with vector comparison.
992 * tree-vect-loop.c (optimize_mask_stores): New function.
993 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
994 has_mask_store field of vect_info.
995 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
996 vectorized loops having masked stores after vec_info destroy.
997 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
998 correspondent macros.
999 (optimize_mask_stores): Add prototype.
1001 2016-02-02 Alan Modra <amodra@gmail.com>
1004 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1007 2016-02-02 Alan Modra <amodra@gmail.com>
1010 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1011 whenever toc_label_name used.
1012 (rs6000_file_start): Don't set up toc section here,
1013 (rs6000_output_function_epilogue): do so here instead,
1014 (rs6000_xcoff_file_start): and here.
1015 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1016 (load_toc_aix_di): Likewise.
1018 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1020 PR rtl-optimization/69592
1021 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1022 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1023 (num_sign_bit_copies_binary_arith_p): New inline function.
1024 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1026 2016-02-01 Jeff Law <law@redhat.com>
1028 PR tree-optimization/69580
1029 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1030 * tree-ssa-threadbackward.c
1031 (fsm_find_control_statement_thread_paths): Do not try to walk
1032 through large PHI nodes.
1034 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1036 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1037 when count is incremented above limit, don't analyze further
1040 * omp-low.c (oacc_parse_default_dims): Avoid
1041 -Wsign-compare warning, make sure value fits into int
1042 rather than just unsigned int.
1044 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1046 PR tree-optimization/67921
1047 * fold-const.c (split_tree): New parameters. Convert pointer
1048 type variable part to proper type before negating.
1049 (fold_binary_loc): Pass new arguments to split_tree.
1051 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1053 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1054 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1055 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1056 * doc/tm.texti: Rebuilt.
1057 * doc/invoke.texi (fopenacc-dim): Document.
1058 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1059 (append_compiler_options): Likewise.
1060 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1061 (oacc_parse_default_dims): New.
1062 (oacc_validate_dims): Add USED arg. Select non-unity default when
1064 (oacc_loop_fixed_partitions): Return mask of used partitions.
1065 (oacc_loop_auto_partitions): Emit dump info.
1066 (oacc_loop_partition): Return mask of used partitions.
1067 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1068 loop partitioning and validation calls.
1070 2016-02-01 Richard Biener <rguenther@suse.de>
1073 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1075 2016-02-01 Richard Biener <rguenther@suse.de>
1077 PR tree-optimization/69574
1078 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1079 of asserting return chrec_dont_know.
1081 2016-02-01 Martin Liska <mliska@suse.cz>
1083 * mem-stats-traits.h: Add copyright header.
1084 * mem-stats.h: Likewise.
1086 2016-02-01 Richard Biener <rguenther@suse.de>
1088 PR tree-optimization/69579
1089 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1090 Do not propagate through abnormal PHI results.
1092 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1094 * postreload.c (reload_cse_simplify): Remove dead code.
1096 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1098 PR rtl-optimization/69570
1099 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1100 if there is more than one set, not if there is a single set.
1102 2016-02-01 Richard Henderson <rth@redhat.com>
1105 * combine.c (make_compound_operation): When looking through a
1106 subreg, make sure to re-extend to the width of the outer mode.
1108 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1110 PR tree-optimization/69546
1111 * wide-int.cc (wi::divmod_internal): For unsigned division
1112 where both operands fit into uhwi, if o1 is 1 and o0 has
1113 msb set, if divident_prec is larger than bits per hwi,
1114 clear another quotient word and return 2 instead of 1.
1115 Similarly for remainder with msb in HWI set, if dividend_prec
1116 is larger than bits per hwi.
1118 2016-01-29 Martin Jambor <mjambor@suse.cz>
1120 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1121 Use short lowercase names.
1122 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1123 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1124 acq_rel one. Protect warning agains segfaults if
1125 get_memory_order_name returns NULL.
1126 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1127 with release semantics. Do not warn if get_memory_order already did.
1128 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1129 semantics. Fix check for relaxed or acquire semantics. Do not warn
1130 if get_memory_order already did.
1132 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1134 * doc/install.texi: Document that isl-0.16 is supported.
1136 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1139 * config/i386/constraints.md (Bm): Describe as special memory
1141 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1142 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1143 * genpreds.c (struct constraint_data): Add is_special_memory.
1144 (have_special_memory_constraints, special_memory_start): New
1146 (special_memory_end): Ditto.
1147 (add_constraint): Add new arg is_special_memory. Add code to
1148 process its true value. Update have_special_memory_constraints.
1149 (process_define_constraint): Pass the new arg.
1150 (process_define_register_constraint): Ditto.
1151 (choose_enum_order): Process special memory.
1152 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1153 function insn_extra_special_memory_constraint.
1154 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1155 * gensupport.c (process_rtx): Process
1156 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1157 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1158 * ira-lives.c (single_reg_class): Use
1159 insn_extra_special_memory_constraint.
1160 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1161 * lra-constraints.c (process_alt_operands): Ditto.
1162 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1163 * recog.c (asm_operand_ok, preprocess_constraints): Process
1165 * reload.c (find_reloads): Ditto.
1166 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1167 * stmt.c (parse_input_constraint): Use
1168 insn_extra_special_memory_constraint.
1170 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1173 * lra-splill.c (lra_final_code_change): Revert r229087 by
1174 removing all sub-registers.
1176 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1179 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1181 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1184 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1185 SSE1, copy target into the temporary reg first before recursing
1188 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1190 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1193 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1195 * ginclude/stdarg.h: Test __cplusplus instead of
1196 __GXX_EXPERIMENTAL_CXX0X__.
1198 2016-01-29 Richard Biener <rguenther@suse.de>
1200 PR tree-optimization/69547
1201 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1202 Do not mark clobbers necessary.
1203 (mark_all_reaching_defs_necessary_1): Likewise.
1205 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1207 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1208 declaration name with %qs and print it in both error messages.
1209 Also fix indentation.
1211 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1214 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1215 trailing blank line from error message.
1217 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1220 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1223 2016-01-29 Richard Biener <rguenther@suse.de>
1226 * match.pd: Allow all integral types when simplifying a
1227 widening or sign-changing conversion.
1229 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1231 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1232 back to setting codegen_error to fail codegen.
1234 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/constraints.md (C): Only accept constant zero operand.
1238 (BC): New constraint.
1239 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1240 instead of C constraint.
1241 * doc/md.texi (Machine Constraints): Update description
1244 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1247 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1249 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1252 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1255 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1257 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1258 branches if using guessed profile.
1260 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1262 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1264 2016-01-28 Richard Henderson <rth@redhat.com>
1267 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1268 * config/aarch64/aarch64-protos.h: Update.
1269 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1270 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1271 (aarch64_get_condition_code_1): Handle CC_Cmode.
1272 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1273 (*add<mode>3_compareC_cconly_imm): New.
1274 (*add<mode>3_compareC_cconly): New.
1275 (*add<mode>3_compareC_imm): New.
1276 (add<mode>3_compareC): New.
1277 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1278 to be first. Use aarch64_carry_operation.
1279 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1280 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1281 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1282 (subti3): Use subdi3_compare1.
1283 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1284 (sub<mode>3_compare1): New.
1285 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1286 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1287 (*subsi3_carryin_uxtw): Likewise.
1288 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1289 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1290 * config/aarch64/iterators.md (DWI): New.
1291 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1292 (aarch64_borrow_operation): New.
1294 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1296 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1297 message when isl does not return a valid schedule.
1299 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1301 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1302 Remove comments from class declarations: they are already in the code
1305 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1307 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1309 (ternary_op_to_tree): Same.
1310 (unary_op_to_tree): Same.
1311 (nary_op_to_tree): Same.
1312 (gcc_expression_from_isl_expr_op): Same.
1313 (gcc_expression_from_isl_expression): Same.
1314 (graphite_create_new_loop): Same.
1315 (graphite_create_new_loop_guard): Same.
1316 (build_iv_mapping): Same.
1317 (graphite_create_new_guard): Same.
1318 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1319 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1321 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1323 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1324 instead of setting codegen_error to fail codegen.
1326 2016-01-28 Jason Merrill <jason@redhat.com>
1328 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1330 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1332 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1333 Remove CONST_INT_P check in CCMP cost calculation.
1335 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1337 * config/aarch64/aarch64.c (generic_vector_cost):
1338 Set vec_permute_cost.
1339 (cortexa57_vector_cost): Likewise.
1340 (exynosm1_vector_cost): Likewise.
1341 (xgene1_vector_cost): Likewise.
1342 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1343 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1344 Add vec_permute_cost entry.
1346 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1348 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1350 (add<mode>3_compare0): Likewise.
1351 (addsi3_compare0_uxtw): Likewise.
1352 (add<mode>3nr_compare0): Likewise.
1353 (compare_neg<mode>): Likewise.
1354 (<optab><mode>3): Likewise.
1356 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1358 * tree-vect-stmts.c (vectorizable_comparison): Add
1359 NULL check for vectype.
1361 2016-01-28 Richard Biener <rguenther@suse.de>
1363 PR tree-optimization/69466
1364 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1365 Account for PHIs we couldn't duplicate.
1367 2016-01-28 Martin Liska <mliska@suse.cz>
1370 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1371 instead of ENABLE_VALGRIND_CHECKING.
1373 2016-01-27 Richard Henderson <rth@redhat.com>
1376 * lra-remat.c (subreg_regs): New.
1377 (dump_candidates_and_remat_bb_data): Dump it.
1378 (operand_to_remat): Reject if operand in subreg_regs.
1379 (set_bb_regs): Collect subreg_regs.
1380 (lra_remat): Init and free subreg_regs. Compute
1381 calculate_local_reg_remat_bb_data before create_cands.
1383 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1386 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1387 change stack_alignment_needed for __tls_get_addr call.
1389 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1391 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1393 2016-01-27 Jeff Law <law@redhat.com>
1395 PR tree-optimization/68398
1396 PR tree-optimization/69196
1397 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1398 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1399 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1400 Only count PHIs in the last block in the path. The others will
1401 const/copy propagate away. Add heuristic to allow more irreducible
1402 subloops to be created when it is likely profitable to do so.
1404 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1405 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1406 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1408 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1411 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1412 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1413 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1414 * tree-streamer-in.c: Include asan.h.
1415 (streamer_get_builtin_tree): For builtins in sanitizer
1416 range call initialize_sanitizer_builtins and retry.
1418 2016-01-27 Ian Lance Taylor <iant@google.com>
1420 * common.opt (fkeep-gc-roots-live): New undocumented option.
1421 * tree-ssa-loop-ivopts.c (add_candidate_1): If
1422 -fkeep-gc-roots-live, skip pointers.
1423 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1426 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1430 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1432 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
1435 * configure.ac: NetBSD provides SSP in its C library.
1436 * configure: Updated.
1438 2016-01-27 Richard Biener <rguenther@suse.de>
1440 PR tree-optimization/69166
1441 * tree-vect-loop.c (vect_is_simple_reduction): Always check
1442 reduction code for commutativity / associativity.
1444 2016-01-27 Martin Jambor <mjambor@suse.cz>
1446 PR tree-optimization/69355
1447 * tree-sra.c (analyze_access_subtree): Correct hole detection when
1448 total_scalarization fails.
1450 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
1452 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
1455 2016-01-27 Christian Bruel <christian.bruel@st.com>
1458 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
1459 Move arm_reset_previous_fndecl and set_target_option_current_node in
1460 the conditional part. Call save_restore_target_globals.
1461 * config/arm/arm.c (arm_set_current_function):
1462 Refactor to better support #pragma target and attribute mix.
1463 Call save_restore_target_globals.
1464 * config/arm/arm-protos.h (save_restore_target_globals): New function.
1466 2016-01-27 Martin Liska <mliska@suse.cz>
1468 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
1469 reference for an HSA kernel and its host function.
1471 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1473 PR tree-optimization/69399
1474 * wide-int.h (wi::lrshift): For larger precisions, only
1475 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
1477 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1479 * config/arc/predicates.md (proper_comparison_operator): Reject
1480 constant-constant comparison.
1482 2016-01-26 Tom de Vries <tom@codesourcery.com>
1484 PR tree-optimization/69110
1485 * tree-data-ref.c (initialize_data_dependence_relation): Handle
1486 DR_NUM_DIMENSIONS == 0.
1488 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1489 Sebastian Pop <s.pop@samsung.com>
1491 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
1492 isl_ast_op_cond and isl_ast_op_select.
1493 (gcc_expression_from_isl_expr_op): Same.
1495 2016-01-26 Jason Merrill <jason@redhat.com>
1498 * tree.c (recompute_constructor_flags): Split out from
1500 (verify_constructor_flags): New.
1501 * tree.h: Declare them.
1503 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
1505 PR rtl-optimization/69217
1506 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
1507 are no TYPE_FIELDS set for the record type.
1509 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1512 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
1513 toc_label_name unconditionally.
1514 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
1515 SYMBOL_REF string. Use toc_label_name instead of constructing
1517 (rs6000_elf_declare_function_name): Use toc_label_name instead of
1518 constructing LCTOC1.
1520 2016-01-26 Martin Sebor <msebor@redhat.com>
1523 * doc/extend.texi (Common Type Attributes): Move text that talks about
1524 attribute packed from attribute aligned to the section discussing
1525 the former attribute for clarity.
1527 2016-01-26 Richard Henderson <rth@redhat.com>
1530 * trans-mem.c (tm_region_init): Mark entry block as visited.
1532 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1535 * diagnostic-show-locus.c (layout::print_source_line): Replace
1536 call to pp_newline with call to layout::print_newline.
1537 (layout::print_annotation_line): Likewise.
1538 (layout::move_to_column): Likewise.
1539 (layout::print_any_fixits): After printing any fixits, print a
1540 trailing newline, if necessary.
1541 (layout::print_newline): New method, resetting any colorization
1543 (diagnostic_show_locus): Move the pp_newline to before the
1544 early bailout. Remove dummy block enclosing the layout instance.
1545 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1546 of pp_newline_and_flush with pp_flush.
1547 (diagnostic_append_note): Delete use of pp_newline.
1548 (diagnostic_append_note_at_rich_loc): Delete.
1549 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1550 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1551 when newline characters are added to the buffer.
1553 2016-01-26 Michael Matz <matz@suse.de>
1555 * configure.ac (ac_cv_std_swap_in_utility): New test.
1556 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1557 * configure: Regenerate.
1558 * config.in: Regenerate.
1560 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
1562 * config/arc/arc.md (cstoresi4): Force operand into register.
1563 (arcset<code>): Fix predicate.
1564 (arcsetltu): Likewise.
1565 (arcsetgeu): Likewise.
1566 (arcsethi): Likewise.
1567 (arcsetls): Likewise.
1569 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1571 PR tree-optimization/69483
1572 * gimple-fold.c (canonicalize_constructor_val): Return NULL
1573 if base has error_mark_node type.
1575 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
1578 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
1579 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
1581 (vget_lane_f16): Handle big-endian.
1582 (vgetq_lane_f16): Likewise.
1583 (vset_lane_f16): Likewise.
1584 (vsetq_lane_f16): Likewise.
1585 * config/arm/iterators.md (VQXMOV): Add V8HF.
1586 (VDQ): Add V4HF and V8HF.
1587 (V_reg): Handle V4HF and V8HF.
1588 (Is_float_mode): Likewise.
1589 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
1590 neon_vdup_nv8hf): New patterns.
1591 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
1592 Use VD_LANE iterator.
1593 (neon_vld1_dup<mode>): Use VQ2 iterator.
1595 2016-01-26 Nathan Sidwell <nathan@acm.org>
1597 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
1598 (set_oacc_fn_attrib): Add IS_KERNEL arg.
1599 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
1600 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
1601 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
1602 (oacc_validate_dims): Add LEVEL arg, don't return level.
1603 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
1605 (execute_oacc_device_lower): Adjust, add more dump output.
1606 * tree-ssa-loop.c (gate_oacc_kernels): Use
1607 oacc_fn_attrib_kernels_p.
1608 * tree-parloops.c (create_parallel_loop): Adjust
1609 set_oacc_fn_attrib call.
1611 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1614 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
1615 (append_compiler_options): Handle -fcilkplus.
1616 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
1618 2016-01-26 Nick Clifton <nickc@redhat.com>
1621 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
1622 been marked as DECL_ONE_ONLY but we do not the means to make it
1623 so, then do not allow it to bind locally.
1625 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1628 * opts.h (parse_sanitizer_options): New prototype.
1629 * opts.c (sanitizer_opts): New array.
1630 (parse_sanitizer_options): New function.
1631 (common_handle_option): Use parse_sanitizer_options.
1633 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
1636 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
1637 alignment adjustment to ...
1638 (ix86_update_stack_boundary): Here. Don't over-align stack for
1640 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
1641 if __tls_get_addr is called.
1643 2016-01-26 Christian Bruel <christian.bruel@st.com>
1645 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
1647 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
1649 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
1651 2016-01-26 Richard Biener <rguenther@suse.de>
1654 * match.pd: Guard X * CST CMP 0 pattern with single_use.
1656 2016-01-26 Richard Biener <rguenther@suse.de>
1658 PR tree-optimization/69452
1659 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
1660 (move_computations_dom_walker::before_dom_children): Rename
1662 (move_computations_worker): This.
1663 (move_computations): Perform an RPO rather than a DOM walk.
1665 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1668 * combine.c (combine_instructions): For REG_EQUAL note with
1669 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
1670 to the underlying register.
1671 * doc/rtl.texi (REG_EQUAL): Document the behavior of
1672 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
1674 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
1677 * config/aarch64/aarch64-builtins.c
1678 (aarch64_init_simd_builtin_types): Do not set structural
1679 equality to __Poly{8,16,64,128}_t types.
1681 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
1683 PR tree-optimization/69400
1684 * wide-int.cc (wi_pack): Take the precision as argument and
1685 perform canonicalization here rather than in the callers.
1686 Use the main loop to handle all full-width HWIs. Add a
1687 zero HWI if in_len isn't a full result.
1688 (wi::divmod_internal): Update accordingly.
1689 (wi::mul_internal): Likewise. Simplify.
1691 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1692 Sebastian Pop <s.pop@samsung.com>
1694 * graphite-poly.c (apply_poly_transforms): Simplify.
1695 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
1696 (print_isl_map): Same.
1697 (print_isl_union_map): Same.
1698 (print_isl_schedule): New.
1699 (debug_isl_schedule): New.
1700 * graphite-dependences.c (scop_get_reads): Do not call
1701 isl_union_map_add_map that is undocumented isl functionality.
1702 (scop_get_must_writes): Same.
1703 (scop_get_may_writes): Same.
1704 (scop_get_original_schedule): Remove.
1705 (scop_get_dependences): Do not call isl_union_map_compute_flow that
1706 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
1707 (compute_deps): Remove.
1708 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
1709 (debug_schedule_ast): New.
1710 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
1711 set_separate_option.
1712 (graphite_regenerate_ast_isl): Add dump.
1713 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
1714 from scop->transformed_schedule.
1715 (graphite_regenerate_ast_isl): Add more dump.
1716 * graphite-optimize-isl.c (optimize_isl): Set
1717 scop->transformed_schedule. Check whether schedules are equal.
1718 (apply_poly_transforms): Move here.
1719 * graphite-poly.c (apply_poly_transforms): ... from here.
1720 (free_poly_bb): Static.
1721 (free_scop): Static.
1722 (pbb_number_of_iterations_at_time): Remove.
1723 (print_isl_ast): New.
1724 (debug_isl_ast): New.
1725 (debug_scop_pbb): New.
1726 * graphite-scop-detection.c (print_edge): Move.
1728 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
1729 (build_scop_scattering): Remove.
1730 (create_pw_aff_from_tree): Assert instead of bailing out.
1731 (add_condition_to_pbb): Remove unused code, do not fail.
1732 (add_conditions_to_domain): Same.
1733 (add_conditions_to_constraints): Remove.
1734 (build_scop_context): New.
1735 (add_iter_domain_dimension): New.
1736 (build_iteration_domains): Initialize pbb->iterators.
1737 Call add_conditions_to_domain.
1740 (index_outermost_in_loop): New.
1741 (index_pbb_in_loop): New.
1742 (outermost_pbb_in): New.
1743 (add_in_sequence): New.
1744 (add_outer_projection): New.
1745 (outer_projection_mupa): New.
1746 (add_loop_schedule): New.
1747 (build_schedule_pbb): New.
1748 (build_schedule_loop): New.
1749 (embed_in_surrounding_loops): New.
1750 (build_schedule_loop_nest): New.
1751 (build_original_schedule): New.
1752 (build_poly_scop): Call build_original_schedule.
1753 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
1754 (free_poly_dr): Remove.
1755 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
1756 (free_poly_bb): Remove.
1757 (debug_loop_vec): Remove.
1758 (print_isl_ast): Declare.
1759 (debug_isl_ast): Declare.
1760 (scop_do_interchange): Remove.
1761 (scop_do_strip_mine): Remove.
1762 (scop_do_block): Remove.
1763 (flatten_all_loops): Remove.
1764 (optimize_isl): Remove.
1765 (pbb_number_of_iterations_at_time): Remove.
1766 (debug_scop_pbb): Declare.
1767 (print_schedule_ast): Declare.
1768 (debug_schedule_ast): Declare.
1769 (struct scop): Remove schedule. Add original_schedule,
1770 transformed_schedule.
1771 (free_gimple_poly_bb): Remove.
1772 (print_generated_program): Remove.
1773 (debug_generated_program): Remove.
1774 (unify_scattering_dimensions): Remove.
1775 * sese.c (print_edge): ... here.
1776 (print_sese): ... here.
1777 (debug_edge): ... here.
1778 (debug_sese): ... here.
1779 * sese.h (print_edge): Declare.
1780 (print_sese): Declare.
1781 (dump_edge): Declare.
1782 (dump_sese): Declare.
1784 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1785 Sebastian Pop <s.pop@samsung.com>
1787 * Makefile.in: Set ISLVER in site.exp.
1789 2016-01-25 Jakub Jelinek <jakub@redhat.com>
1791 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
1792 DECL_VALUE_EXPR of new_var even for the non-array case. Look
1793 through DECL_VALUE_EXPR for expansion.
1795 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1797 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
1798 the frame info after reload completed.
1800 2016-01-25 Jeff Law <law@redhat.com>
1802 PR tree-optimization/69196
1803 PR tree-optimization/68398
1804 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
1805 tree-ssa-threadupdate.c.
1806 (determine_bb_domination_status): Prototype
1807 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
1808 (determine_bb_domination_status): No longer static.
1809 (valid_jump_thread_path): Remove code to detect characteristics
1810 of the jump thread path not associated with correctness.
1811 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
1812 Correct test for thread path length. Count PHIs for real operands as
1813 statements that need to be copied. Do not count ASSERT_EXPRs.
1814 Look at all the blocks in the thread path. Compute and selectively
1815 filter thread paths based on threading through the latch, threading
1816 a multiway branch or crossing a multiway branch.
1818 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1820 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
1821 decl with __attribute__ ((unused)) annotation.
1823 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
1826 * tree-vect-stmts.c (vectorizable_condition): Check vectype
1827 of operands is compatible with a statement vectype.
1829 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
1831 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
1832 improve wording for mixed storage order support.
1834 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
1836 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
1837 (vcvt_u64_f64): Likewise.
1838 (vcvta_s64_f64): Likewise.
1839 (vcvta_u64_f64): Likewise.
1840 (vcvtm_s64_f64): Likewise.
1841 (vcvtm_u64_f64): Likewise.
1842 (vcvtn_s64_f64): Likewise.
1843 (vcvtn_u64_f64): Likewise.
1844 (vcvtp_s64_f64): Likewise.
1845 (vcvtp_u64_f64): Likewise.
1847 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
1849 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
1850 (arc_init): Check validity mll64 option.
1851 (arc_save_restore): Use double load/store instruction.
1852 (arc_expand_movmem): Likewise.
1853 (arc_split_move): Don't split if we have double load/store
1854 instructions. Returns a boolean.
1855 (arc_process_double_reg_moves): Change function to return boolean
1856 instead of a sequence of instructions.
1857 (arc_dwarf_register_span): New function.
1858 * config/arc/arc-protos.h (arc_split_move): Change prototype.
1859 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
1860 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
1861 (*movdf_insn): Likewise.
1862 * config/arc/arc.opt (mll64): New option.
1863 * config/arc/predicates.md (even_register_operand): New predicate.
1864 * doc/invoke.texi (ARC Options): Add mll64 documentation.
1866 2016-01-25 Richard Biener <rguenther@suse.de>
1869 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
1870 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
1872 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
1874 2016-01-25 Richard Biener <rguenther@suse.de>
1876 PR tree-optimization/69376
1877 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
1879 (VN_INFO_ANTI_RANGE_P): New inline.
1880 (VN_INFO_RANGE_TYPE): Likewise.
1881 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
1882 SSA_NAME_ANTI_RANGE_P.
1883 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
1884 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1885 Properly query VN_INFO_RANGE_TYPE.
1887 2016-01-25 Nick Clifton <nickc@redhat.com>
1890 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
1892 2016-01-23 Tom de Vries <tom@codesourcery.com>
1894 PR tree-optimization/69426
1895 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
1898 2016-01-23 Jakub Jelinek <jakub@redhat.com>
1900 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
1901 "the the" with "the" in the comments.
1902 * ipa-devirt.c (build_type_inheritance_graph,
1903 update_type_inheritance_graph): Likewise.
1904 * tree.c (build_function_type_list_1): Likewise.
1905 * cfgloopmanip.c (scale_loop_profile): Likewise.
1906 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
1907 * gimple-ssa-split-paths.c
1908 (find_block_to_duplicate_for_splitting_paths): Likewise.
1909 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
1910 * expr.c (convert_move): Likewise.
1911 * var-tracking.c (vt_stack_adjustments): Likewise.
1912 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1913 * tree-vrp.c (test_for_singularity): Likewise.
1915 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
1916 directly instead of building a temporary tree.
1919 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
1920 remove <algorithm> include.
1922 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1925 * config/i386/i386.c: Include dojump.h.
1926 (expand_small_movmem_or_setmem,
1927 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
1929 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
1930 if dynamic_check != -1.
1932 2016-01-21 Jeff Law <law@redhat.com>
1935 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
1936 record_temporary_equivalences. Rewritten to avoid unnecessary calls
1937 into dominated_by_p.
1938 (cprop_into_successor_phis): Avoid unnecessary tests.
1940 2016-01-22 Richard Henderson <rth@redhat.com>
1943 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
1944 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
1946 2016-01-22 Michael Matz <matz@suse.de>
1948 * system.h (string, algorithm): Include only conditionally.
1949 (new): Include always under C++.
1950 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
1951 * final.c (toplevel): Ditto.
1952 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
1953 * genconditions.c (write_header): Make gencondmd.c define
1955 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
1957 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
1958 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
1960 2016-01-22 Christian Bruel <christian.bruel@st.com>
1963 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
1965 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1968 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
1969 define_insn_and_split. Ensure operands[1] and operands[0] do not
1970 get assigned the same register.
1972 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1974 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
1976 2016-01-22 Christian Bruel <christian.bruel@st.com>
1978 * config/arm/arm-c.c (arm_pragma_target_parse):
1979 Remove warn_builtin_macro_redefined overwrite.
1981 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
1983 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
1984 flag_non_call_exceptions compatibility.
1986 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1989 * dwarf2out.c (add_child_die_after): New function.
1990 (dwarf_qual_info_t): New type.
1991 (dwarf_qual_info): New variable.
1992 (qualified_die_p): New function.
1993 (modified_type_die): For -fdebug-types-section, ensure
1994 canonical order of qualifiers. Put qualified DIEs adjacent
1995 to the corresponding non-qualified type DIE and search there
1996 for existing qualified DIEs.
1998 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2000 * doc/extend.texi (scalar_storage_order type attribute): Document
2001 restriction on type punning and aliasing, and remove future tense.
2003 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2006 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2009 2016-01-21 Jeff Law <law@redhat.com>
2012 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2013 useless call to record_temporary_equivalences.
2014 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2015 allocate 10 slots in the bb_path vector and let it grow as needed.
2016 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2019 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2021 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2023 * configure: Regenerate.
2025 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2027 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2028 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2030 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2033 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2034 drop EXPAND_INITIALIZER.
2035 * rtl.h (contains_symbolic_reference_p): Declare.
2036 * rtlanal.c (contains_symbolic_reference_p): New function.
2037 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2038 a subtraction into a NOT if symbolic constants are involved.
2040 2016-01-21 Anton Blanchard <anton@samba.org>
2041 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2044 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2046 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2049 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2051 * config/microblaze/microblaze.c
2052 (get_branch_target): New.
2053 (insert_wic_for_ilb_runout): New.
2055 (microblaze_machine_dependent_reorg): New.
2056 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2057 * config/microblaze/microblaze.md
2058 (UNSPEC_IPREFETCH): Define.
2059 (iprefetch): New pattern
2060 * config/microblaze/microblaze.opt
2061 (mxl-prefetch): New flag.
2063 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2065 * config/microblaze/microblaze.h
2066 (FIXED_REGISTERS): Update in macro.
2067 (CALL_USED_REGISTERS): Update in macro.
2069 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2071 PR rtl-optimization/68920
2072 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2075 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2077 PR rtl-optimization/68990
2078 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2079 pseudo instead of inheritance ones.
2081 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2082 Nick Clifton <nickc@redhat.com>
2086 * config/mips/mips.c (mips_compute_frame_info): Initialise
2087 args_size and hard_frame_pointer_offset fields of the frame
2088 structure before calling mips_global_pointer.
2090 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2092 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2094 * configure: Regenerate.
2096 2016-01-21 Richard Biener <rguenther@suse.de>
2098 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2100 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2102 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2103 to actually emit the .size directive.
2105 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2106 Jakub Jelinek <jakub@redhat.com>
2110 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2111 args array size by one to avoid buffer overflow.
2113 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2115 * config/s390/s390.md (pool_section_start): Use switch_to_section
2116 to select proper read-only data section instead of hardcoding
2118 (pool_section_end): Use switch_to_section to match the above.
2120 2016-01-21 Richard Biener <rguenther@suse.de>
2122 PR tree-optimization/69378
2123 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2124 (set_ssa_val_to): Use it for dominance checks taking into
2125 account not executable edges.
2127 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2130 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2131 for bitsize instead of GET_MODE_PRECISION (mode).
2133 2016-01-20 Martin Sebor <msebor@redhat.com>
2136 * extend.texi (__sync Builtins): Clarify the semantics of
2137 __sync_fetch_and_OP built-ins on pointers.
2138 (__atomic Builtins): Same.
2140 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2141 Sebastian Pop <s.pop@samsung.com>
2143 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2144 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2145 (is_valid_rename): Same.
2146 (translate_isl_ast_to_gimple::get_rename): Same.
2147 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2148 (translate_isl_ast_to_gimple::rename_uses): Same.
2149 (get_new_name): Check for close_phi nodes.
2150 (copy_loop_phi_args): Use phi_node_kind.
2151 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2152 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2154 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2155 Sebastian Pop <s.pop@samsung.com>
2157 Revert commit r229783.
2158 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2159 Remove use of parameter_rename_map.
2161 (copy_internal_parameters): Remove.
2162 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2163 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2164 (free_sese_info): Do not free parameter_rename_map.
2165 (set_rename): Do not use parameter_rename_map.
2166 (rename_uses): Update call to set_rename.
2167 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2168 * sese.h (parameter_rename_map_t): Remove.
2169 (struct sese_info_t): Remove field parameter_rename_map.
2171 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2172 Sebastian Pop <s.pop@samsung.com>
2174 * graphite-isl-ast-to-gimple.c: Fix comment.
2175 * graphite-scop-detection.c (defined_in_loop_p): New.
2176 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2177 names defined in loop.
2179 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2180 Sebastian Pop <s.pop@samsung.com>
2182 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2183 Discard unstructured if-then-else regions.
2185 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2186 Sebastian Pop <s.pop@samsung.com>
2188 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2189 (cleanup_loop_iter_dom): Remove.
2190 (build_loop_iteration_domains): Remove.
2191 (build_scop_context): Remove.
2192 (build_scop_iteration_domain): Remove.
2193 (add_loop_constraints): New.
2194 (build_iteration_domains): New.
2195 (build_poly_scop): Call build_iteration_domains.
2197 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2198 Sebastian Pop <s.pop@samsung.com>
2200 * graphite-scop-detection.c
2201 (scop_detection::harmful_loop_in_region): Free dom and loops.
2202 (scop_detection::loop_body_is_valid_scop): Free bbs.
2204 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2205 Sebastian Pop <s.pop@samsung.com>
2207 * graphite-scop-detection.c (record_loop_in_sese): New.
2208 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2209 (build_scops): Remove call to build_sese_loop_nests.
2210 * sese.c (sese_record_loop): Remove.
2211 (build_sese_loop_nests): Remove.
2212 (new_sese_info): Remove region->loops.
2213 (free_sese_info): Same.
2214 * sese.h (sese_contains_loop): Same.
2215 (build_sese_loop_nests): Remove.
2216 (sese_contains_loop): Remove.
2218 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2219 Sebastian Pop <s.pop@samsung.com>
2221 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2222 loop_is_valid_in_scop.
2223 (scop_detection::harmful_stmt_in_region): Renamed
2224 harmful_loop_in_region.
2225 Call loop_is_valid_in_scop.
2227 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2228 Sebastian Pop <s.pop@samsung.com>
2230 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2233 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2234 Sebastian Pop <s.pop@samsung.com>
2236 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2237 * graphite.h (struct poly_bb): Remove field is_reduction.
2238 (PBB_IS_REDUCTION): Remove.
2240 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2241 Sebastian Pop <s.pop@samsung.com>
2243 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2244 (add_pdr_constraints): Same.
2245 (scop_get_reads): Same.
2246 (scop_get_must_writes): Same.
2247 (scop_get_may_writes): Same.
2248 (scop_get_original_schedule): Same.
2249 (extend_schedule): Same.
2250 (apply_schedule_on_deps): Same.
2251 (carries_deps): Same.
2252 (compute_deps): Same.
2253 (scop_get_dependences): Same.
2254 * graphite-isl-ast-to-gimple.c
2255 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2256 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2257 (get_schedule_for_band_list): Same.
2258 (get_schedule_map): Same.
2259 (apply_schedule_map_to_scop): Same.
2260 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2261 (build_loop_iteration_domains): Same.
2262 (add_condition_to_pbb): Same.
2263 (add_param_constraints): Same.
2264 (pdr_add_memory_accesses): Same.
2265 (pdr_add_data_dimensions): Same.
2267 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2269 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2272 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2274 * common.opt (feliminate-dwarf2-dups): Replace references to
2275 "DWARF 2" with just "DWARF".
2276 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2277 * doc/extend.texi: Likewise.
2278 * doc/cpp.texi: Likewise.
2279 * doc/invoke.texi: Likewise.
2280 (Option Summary): Add -gdwarf to list of Debugging Options.
2281 (Debugging Options): Document -gdwarf.
2282 * doc/contrib.texi: Spell "DWARF" like that.
2284 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2286 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2287 warning. Fix up formatting.
2290 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2291 attempt to mark memory input operand addressable and
2292 call prepare_gimple_addressable in that case. Don't adjust
2293 input_location for diagnostics, use error_at instead.
2295 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2297 * config/rs6000/ppc-auxv.h: New file.
2298 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2300 (cpu_supports): Likewise.
2301 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2302 (cpu_is_info): New variable.
2303 (cpu_supports_info): Likewise.
2304 (tcb_verification_symbol): Likewise.
2305 (cpu_builtin_p): Likewise.
2306 (cpu_expand_builtin): New function.
2307 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2308 (rs6000_init_builtins): Likewise.
2309 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2310 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2311 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2312 * configure: Regenerate.
2313 * config.in: Likewise.
2314 * doc/extend.texi (PowerPC Built-in Functions): Document
2315 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2317 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2320 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2322 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2325 2016-01-20 Richard Henderson <rth@redhat.com>
2331 * tree.c (tm_define_builtin): New.
2332 (find_tm_vector_type): New.
2333 (build_tm_vector_builtins): New.
2334 (build_common_builtin_nodes): Call it.
2336 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2338 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2339 (arm_fp_ok): Likewise.
2341 (arm_crypto): Likewise.
2343 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2344 Richard Biener <rguenther@suse.de>
2346 PR tree-optimization/69328
2347 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2348 vectors have same number of elements.
2349 (vectorizable_condition): Fix masked version recognition.
2351 2016-01-20 Richard Biener <rguenther@suse.de>
2353 PR tree-optimization/69345
2354 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2355 (VN_INFO_PTR_INFO): Likewise.
2356 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2357 info when it is equal between non-dominating SSA names.
2358 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2359 Make sure to look at original SSA infos.
2361 2016-01-20 Jeff Law <law@redhat.com>
2364 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2366 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2367 (pc_or_label_operand): New predicate.
2368 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2369 tests for small integers that are 2^n - 1.
2371 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2373 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2375 2016-01-19 Jeff Law <law@redhat.com>
2378 * tree-ssa-threadbackwards.c
2379 (fsm_find_control_statement_thread_paths): Do not try to lookup
2380 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2382 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2384 * doc/lto.texi: Remove text that says only Gold has linker plugin
2387 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2389 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2390 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2391 the DIE accordingly.
2392 (modified_type_die): Add REVERSE parameter and pass it recursively,
2393 as well as to base_type_die. Adjust presence check accordingly.
2394 (base_type_for_mode): Adjust call to modified_type_die.
2395 (add_type_attribute): Add REVERSE parameter and pass it to
2397 (generic_parameter_die): Adjust call to add_type_attribute.
2398 (add_scalar_info): Likewise.
2399 (add_subscript_info): Likewise.
2400 (gen_array_type_die): Likewise.
2401 (gen_descr_array_type_die): Likewise.
2402 (gen_entry_point_die): Likewise.
2403 (gen_enumeration_type_die): Likewise.
2404 (gen_formal_parameter_die): Likewise.
2405 (gen_subprogram_die): Likewise.
2406 (gen_variable_die ): Likewise.
2407 (gen_const_die): Likewise.
2408 (gen_field_die): Likewise.
2409 (gen_pointer_type_die): Likewise.
2410 (gen_reference_type_die): Likewise.
2411 (gen_ptr_to_mbr_type_die): Likewise.
2412 (gen_inheritance_die): Likewise.
2413 (gen_subroutine_type_die): Likewise.
2414 (gen_typedef_die): Likewise.
2415 (force_type_die): Adjust call to modified_type_die.
2417 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
2419 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2420 flow throughout the file. Fix broken link to Objective-C 2.0
2422 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2425 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2427 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2429 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2432 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2433 (maybe_record_node): Record cxa_pure_virtual as the only possible
2434 target if there are not ohter candidates.
2435 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2437 2016-01-19 Richard Biener <rguenther@suse.de>
2439 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2440 (get_memory_order): Likewise.
2442 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
2444 * tree-vect-stmts.c (vectorizable_store): Check
2447 2016-01-19 David Malcolm <dmalcolm@redhat.com>
2450 * gcc.c (driver::decode_argv): Add call to
2451 init_opts_obstack before init_options_struct.
2452 * opts.c (init_opts_obstack): Remove idempotency.
2453 (init_options_struct): Replace call to init_opts_obstack
2454 with a gcc_assert to verify that it has already been called.
2455 * toplev.c (toplev::main): Add call to init_opts_obstack before
2456 calls to init_options_struct.
2457 (toplev::finalize): Move cleanup of opts_obstack next to
2458 cleanup of save_decoded_options, clearing the latter, and
2459 save_decoded_options_count.
2461 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2464 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
2465 attribute to unconditional. Remove %? from output template.
2467 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2468 Jiong Wang <jiong.wang@arm.com>
2470 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
2471 generated from different expand order.
2473 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2475 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2476 Add support for CCMP costing.
2478 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2480 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
2481 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
2482 (fccmpe<mode>): Likewise.
2483 (fcmp): Rename to fcmp and globalize pattern.
2485 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
2486 (aarch64_gen_ccmp_next): Add FP support.
2488 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2490 * target.def (gen_ccmp_first): Update documentation.
2491 (gen_ccmp_next): Likewise.
2492 * doc/tm.texi (gen_ccmp_first): Update documentation.
2493 (gen_ccmp_next): Likewise.
2494 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
2495 expand_ccmp_expr_1. Improve comments.
2496 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
2497 (ccmp_ior<mode>): Remove pattern.
2498 (cmp<mode>): Remove expand.
2499 (cmp): Globalize pattern.
2500 (cstorecc4): Use cc_register.
2501 (mov<mode>cc): Remove ccmp_cc_register check.
2502 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
2503 Simplify after removal of CC_DNE/* modes.
2504 (aarch64_ccmp_mode_to_code): Remove.
2505 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
2506 In 'k' case use integer as condition.
2507 (aarch64_nzcv_codes): Remove inverted cases.
2508 (aarch64_code_to_ccmode): Remove.
2509 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
2510 comparison with CC register to be used in folowing CCMP/branch/CSEL.
2511 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
2512 pattern. Return the comparison with CC register. Invert conditions
2514 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
2515 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
2517 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2519 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2520 instrumented_version.
2522 2016-01-19 Richard Biener <rguenther@suse.de>
2524 PR tree-optimization/69336
2525 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
2526 handled components with get_ref_base_and_extent.
2527 (equal_mem_array_ref_p): Adjust.
2529 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2532 * shrink-wrap.c: Include valtrack.h.
2533 (move_insn_for_shrink_wrap): Add DEBUG argument. If
2534 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2535 in between insn and where it will be moved to. Call
2536 dead_debug_insert_temp.
2537 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
2538 first and dead_debug_local_finish at the end.
2539 For uses and defs bitmap, handle all regs in between REGNO and
2540 END_REGNO, not just the first one.
2542 2016-01-19 Richard Biener <rguenther@suse.de>
2544 PR tree-optimization/69352
2545 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2546 (equal_mem_array_ref_p): Constrain size and max size properly.
2547 Compare the reverse flag.
2549 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
2551 * ira.c (ira): Update regstat data if we deleted insns.
2553 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2555 PR rtl-optimization/68955
2556 PR rtl-optimization/64557
2557 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2558 here. Fix up formatting.
2559 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2561 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2564 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
2565 assume that the node has body.
2566 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
2569 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2571 * lto-streamer-out.c (lto_output): Do not stream instrumentation
2574 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2576 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
2577 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2579 2016-01-19 Martin Jambor <mjambor@suse.cz>
2580 Martin Liska <mliska@suse.cz>
2581 Michael Matz <matz@suse.de>
2583 * Makefile.in (OBJS): Add new source files.
2584 (GTFILES): Add hsa.c.
2585 * common.opt (disable_hsa): New variable.
2586 (-Whsa): New warning.
2587 * config.in (ENABLE_HSA): New.
2588 * configure.ac: Treat hsa differently from other accelerators.
2589 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
2591 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
2592 * doc/install.texi (Configuration): Document --with-hsa-runtime,
2593 --with-hsa-runtime-include, --with-hsa-runtime-lib and
2595 * doc/invoke.texi (-Whsa): Document.
2596 (hsa-gen-debug-stores): Likewise.
2597 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
2598 to invoke offload compiler for hsa acclerator.
2599 * opts.c (common_handle_option): Determine whether HSA offloading
2600 should be performed.
2601 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
2602 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
2603 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
2604 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
2605 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
2606 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
2607 GF_OMP_FOR_KIND_GRID_LOOP.
2608 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
2609 (pp_gimple_stmt_1): Likewise.
2610 * gimple-walk.c (walk_gimple_stmt): Likewise.
2611 * gimple.c (gimple_build_omp_grid_body): New function.
2612 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
2613 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
2614 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
2615 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
2616 GF_OMP_TEAMS_GRID_PHONY.
2617 (gimple_statement_omp_single_layout): Updated comments.
2618 (gimple_build_omp_grid_body): New function.
2619 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
2620 (gimple_omp_for_grid_phony): New function.
2621 (gimple_omp_for_set_grid_phony): Likewise.
2622 (gimple_omp_parallel_grid_phony): Likewise.
2623 (gimple_omp_parallel_set_grid_phony): Likewise.
2624 (gimple_omp_teams_grid_phony): Likewise.
2625 (gimple_omp_teams_set_grid_phony): Likewise.
2626 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
2627 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
2628 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
2629 (BUILT_IN_GOMP_TARGET): Updated type.
2630 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
2631 (adjust_for_condition): New function.
2632 (get_omp_for_step_from_incr): Likewise.
2633 (extract_omp_for_data): Moved parts to adjust_for_condition and
2634 get_omp_for_step_from_incr.
2635 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
2636 (fixup_child_record_type): Bail out if receiver_decl is NULL.
2637 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
2638 (scan_omp_parallel): Do not create child functions for phony
2640 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
2641 (scan_omp_1_op): Checking assert we are not remapping to
2642 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
2643 (parallel_needs_hsa_kernel_p): New function.
2644 (expand_parallel_call): Register apprpriate parallel child
2645 functions as HSA kernels.
2646 (grid_launch_attributes_trees): New type.
2647 (grid_attr_trees): New variable.
2648 (grid_create_kernel_launch_attr_types): New function.
2649 (grid_insert_store_range_dim): Likewise.
2650 (grid_get_kernel_launch_attributes): Likewise.
2651 (get_target_argument_identifier_1): Likewise.
2652 (get_target_argument_identifier): Likewise.
2653 (get_target_argument_value): Likewise.
2654 (push_target_argument_according_to_value): Likewise.
2655 (get_target_arguments): Likewise.
2656 (expand_omp_target): Call get_target_arguments instead of looking
2657 up for teams and thread limit.
2658 (grid_expand_omp_for_loop): New function.
2659 (grid_arg_decl_map): New type.
2660 (grid_remap_kernel_arg_accesses): New function.
2661 (grid_expand_target_kernel_body): New function.
2662 (expand_omp): Call it.
2663 (lower_omp_for): Do not emit phony constructs.
2664 (lower_omp_taskreg): Do not emit phony constructs but create for them
2665 a temporary variable receiver_decl.
2666 (lower_omp_taskreg): Do not emit phony constructs.
2667 (lower_omp_teams): Likewise.
2668 (lower_omp_grid_body): New function.
2669 (lower_omp_1): Call it.
2670 (grid_reg_assignment_to_local_var_p): New function.
2671 (grid_seq_only_contains_local_assignments): Likewise.
2672 (grid_find_single_omp_among_assignments_1): Likewise.
2673 (grid_find_single_omp_among_assignments): Likewise.
2674 (grid_find_ungridifiable_statement): Likewise.
2675 (grid_target_follows_gridifiable_pattern): Likewise.
2676 (grid_remap_prebody_decls): Likewise.
2677 (grid_copy_leading_local_assignments): Likewise.
2678 (grid_process_kernel_body_copy): Likewise.
2679 (grid_attempt_target_gridification): Likewise.
2680 (grid_gridify_all_targets_stmt): Likewise.
2681 (grid_gridify_all_targets): Likewise.
2682 (execute_lower_omp): Call grid_gridify_all_targets.
2683 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
2684 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
2685 (tree_omp_clause): Added union field dimension.
2686 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
2687 * tree.c (omp_clause_num_ops): Added number of arguments of
2688 OMP_CLAUSE__GRIDDIM_.
2689 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
2690 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
2691 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
2692 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
2693 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
2694 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
2695 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
2696 * tree-pass.h (make_pass_gen_hsail): Declare.
2697 (make_pass_ipa_hsa): Likewise.
2698 * ipa-hsa.c: New file.
2699 * lto-section-in.c (lto_section_name): Add hsa section name.
2700 * lto-streamer.h (lto_section_type): Add hsa section.
2701 * timevar.def (TV_IPA_HSA): New.
2702 * hsa-brig-format.h: New file.
2703 * hsa-brig.c: New file.
2704 * hsa-dump.c: Likewise.
2705 * hsa-gen.c: Likewise.
2708 * toplev.c (compile_file): Call hsa_output_brig.
2709 * hsa-regalloc.c: New file.
2711 2016-01-18 Jeff Law <law@redhat.com>
2713 PR tree-optimization/69320
2714 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
2715 ranged object, do nothing if the RHS constant is not [0..1].
2716 (optimize_stmt): Comparing a boolean ranged object against a
2717 constant outside [0..1] results in a compile-time constant.
2719 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
2722 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
2724 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2725 (Option Summary): Update to reflect new section and moved options.
2726 (C++ Dialect Options): Move -fstats to new section.
2727 (Debugging Options): Move all dump, statistics, and other GCC
2728 developer options to new section. Rewrite section introduction
2729 and re-order remaining options to put the more basic ones first.
2730 (Optimization Options): Move -fira-verbose and -flto-report* to
2732 (Developer Options): New section incorporating moved options.
2733 * doc/cppopts.texi (-dM): Update cross-reference.
2735 2016-01-18 Richard Henderson <rth@redhat.com>
2738 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
2739 operands to pseudo only if CSE is expected. Split long immediate
2740 operands only after reload, and for the stack pointer.
2741 (*add<GPI>3_pluslong): Remove.
2742 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
2743 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
2744 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
2745 (*add<GPI>3 peepholes): New.
2746 (*add<GPI>3 splitters): New.
2747 * config/aarch64/constraints.md (Upl): New.
2748 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
2750 2016-01-18 Richard Biener <rguenther@suse.de>
2752 PR tree-optimization/69297
2753 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
2755 (vect_bb_vectorization_profitable_p): Clear visited flag again.
2757 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
2760 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
2761 of mixind vector and scalar types.
2762 (fold_relational_const): Add handling of vector
2763 comparison with boolean result.
2764 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
2765 comparison of vector operands with boolean result for EQ/NE only.
2766 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
2767 (verify_gimple_cond): Likewise.
2768 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
2771 2016-01-18 Joseph Myers <joseph@codesourcery.com>
2773 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
2776 2016-01-18 Richard Biener <rguenther@suse.de>
2779 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
2781 2016-01-18 Tom de Vries <tom@codesourcery.com>
2783 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
2785 2016-01-18 Tom de Vries <tom@codesourcery.com>
2787 * omp-low.c (set_oacc_fn_attrib): Make extern.
2788 * omp-low.h (set_oacc_fn_attrib): Declare.
2789 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
2790 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
2791 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
2792 Add and handle function parameter oacc_kernels_p.
2793 (find_reduc_addr, get_omp_data_i_param): New function.
2794 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
2795 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
2796 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
2797 Calculate dominance info. Skip loops that are not in a kernels region
2798 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
2799 (pass_parallelize_loops::execute): Call parallelize_loops with
2800 oacc_kernels_p argument.
2801 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
2802 New member function.
2803 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
2804 * passes.def: Add argument to pass_parallelize_loops instantation.
2806 2016-01-18 Tom de Vries <tom@codesourcery.com>
2808 * tree-parloops.c (pass_parallelize_loops::execute): Allow
2809 pass_parallelize_loops to be run outside the loop pipeline.
2811 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2813 * tree-scalar-evolution.c (follow_copies_to_constant): New.
2814 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
2816 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2819 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
2820 using get_ref_base_and_extent.
2821 (equal_mem_array_ref_p): New.
2822 (hashable_expr_equal_p): Add call to previous.
2824 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2827 * tree-sra.c (disqualified_constants, constant_decl_p): New.
2828 (sra_initialize): Allocate disqualified_constants.
2829 (sra_deinitialize): Free disqualified_constants.
2830 (disqualify_candidate): Update disqualified_constants when appropriate.
2831 (create_access): Scan for constant-pool entries as we go along.
2832 (scalarizable_type_p): Add check against type_contains_placeholder_p.
2833 (maybe_add_sra_candidate): Allow constant-pool entries.
2834 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
2835 (initialize_constant_pool_replacements): New.
2836 (sra_modify_assign): Avoid mangling assignments created by previous,
2837 and don't generate writes into constant pool.
2838 (sra_modify_function_body): Call initialize_constant_pool_replacements.
2840 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2842 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
2844 (scalar_chain::convert_op): Likewise.
2845 * config/i386/i386.md (*andndi3_doubleword): New.
2847 2016-01-18 Richard Biener <rguenther@suse.de>
2849 PR tree-optimization/69170
2850 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
2851 building a vector from scalar results of a pattern stmt.
2853 2016-01-18 Jakub Jelinek <jakub@redhat.com>
2855 * haifa-sched.c (autopref_multipass_init): Work around
2856 -Wmaybe-uninitialized warning.
2858 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2860 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
2861 against the constant 0.
2863 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2865 PR tree-optimization/68799
2866 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
2867 look up phi candidates in the statement-candidate map.
2868 (phi_add_costs): Likewise.
2869 (record_phi_increments): Likewise.
2870 (phi_incr_cost): Likewise.
2871 (ncd_with_phi): Likewise.
2872 (all_phi_incrs_profitable): Likewise.
2874 2016-01-17 Jakub Jelinek <jakub@redhat.com>
2876 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
2877 -Wmaybe-uninitialized warning.
2879 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
2881 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2882 (Option Summary): Update to reflect new section and moved options.
2883 (C++ Dialect Options): Move -fvtable-verify and related options.
2884 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
2885 and profiling-related options.
2886 (Optimization Options): Move profile generation options and
2887 -fstack-protector and related options.
2888 (Instrumentation Options): New section incorporating moved options.
2889 (Code Generation Options): Move -finstrument-functions and
2890 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
2892 2016-01-16 Tom de Vries <tom@codesourcery.com>
2894 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
2896 2016-01-16 Tom de Vries <tom@codesourcery.com>
2898 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
2900 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
2902 * hash-table.h (hash_table::empty): Turn into an inline wrapper
2903 that checks whether the table is already empty. Rename the
2904 original implementation to...
2905 (hash_table::empty_slot): ...this new private function.
2907 2016-01-15 David Malcolm <dmalcolm@redhat.com>
2910 * diagnostic-show-locus.c (layout::print_source_line): Move x
2911 offset of line until after call to
2912 get_line_width_without_trailing_whitespace.
2914 2016-01-15 Jeff Law <law@redhat.com>
2916 PR tree-optimization/69270
2917 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
2918 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
2919 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
2920 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
2921 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2922 ssa_name_has_boolean_range and constant_boolean_node.
2924 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
2926 PR rtl-optimization/69030
2927 * lra-spills.c (remove_pseudos): Check nrefs and make the function
2929 (spill_pseudos): Delete debug insn for dead pseudo.
2930 (lra_spill): Initiate spill_hard_reg and slots memory separately.
2932 2016-01-15 Jiong Wang <jiong.wang@arm.com>
2934 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
2936 (TYPES_UNOPUS): Likewise.
2937 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
2938 builtin type, from UNOP to UNOPUS.
2939 (lbtruncuv4sf): Likewise.
2940 (lbtruncuv2df): Likewise.
2941 (lrounduv2sf): Likewise.
2942 (lrounduv4sf): Likewise.
2943 (lrounduv2df): Likewise.
2944 (lroundusf): Likewise.
2945 (lroundusf): Likewise.
2946 (lceiluv2sf): Likewise.
2947 (lceiluv4sf): Likewise.
2948 (lceiluv2df): Likewise.
2949 (lceilusf): Likewise.
2950 (lceiludf): Likewise.
2951 (lflooruv2sf): Likewise.
2952 (lflooruv4sf): Likewise.
2953 (lflooruv2df): Likewise.
2954 (lfloorusf): Likewise.
2955 (lfloorudf): Likewise.
2956 (lfrintnuv2sf): Likewise.
2957 (lfrintnuv4sf): Likewise.
2958 (lfrintnuv2df): Likewise.
2959 (lfrintnusf): Likewise.
2960 (lfrintnudf): Likewise.
2961 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
2963 (vcvtq_u32_f32): Likewise.
2964 (vcvtq_u64_f64): Likewise.
2965 (vcvta_u32_f32): Likewise.
2966 (vcvtaq_u32_f32): Likewise.
2967 (vcvtaq_u64_f64): Likewise.
2968 (vcvtm_u32_f32): Likewise.
2969 (vcvtmq_u32_f32): Likewise.
2970 (vcvtmq_u64_f64): Likewise.
2971 (vcvtn_u32_f32): Likwise.
2972 (vcvtnq_u32_f32): Likewise.
2973 (vcvtnq_u64_f64): Likewise.
2974 (vcvtp_u32_f32): Likewise.
2975 (vcvtpq_u32_f32): Likewise.
2976 (vcvtpq_u64_f64): Likewise.
2977 (vcvtmd_u64_f64): Likewise.
2978 (vcvtms_u32_f32): Likewise.
2979 (vcvtad_u64_f64): Likewise.
2980 (vcvtas_u32_f32): Likewise.
2981 (vcvtnd_u64_f64): Likewise.
2982 (vcvtns_u32_f32): Likewise.
2983 (vcvtpd_u64_f64): Likewise.
2984 (vcvtps_u32_f32): Likewise.
2986 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2988 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
2989 CSEL of zero_extended registers.
2991 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2993 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
2994 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
2996 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2998 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
2999 false when argument string is not found in the attributes table
3002 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3005 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3006 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3007 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3010 2016-01-15 Richard Biener <rguenther@suse.de>
3012 PR tree-optimization/66856
3013 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3014 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3015 (vect_create_new_slp_node): Increment stmt reference count.
3016 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3017 an SLP tree before swapping operands.
3018 (vect_build_slp_tree): Likewise.
3019 (destroy_bb_vec_info): Free stmt info after SLP instances.
3020 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3021 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3022 (STMT_VINFO_NUM_SLP_USES): New macro.
3024 2016-01-15 Richard Biener <rguenther@suse.de>
3027 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3028 (add_linkage_name): ... here.
3029 (gen_typedef_die): Use add_linkage_name_raw instead of
3030 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3033 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3035 * gimplify.c (oacc_default_clause): Decode reference and pointer
3036 types for both kernels and parallel regions.
3038 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3041 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3043 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3045 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3046 (convert_scalars_to_vector): Likewise.
3048 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3050 * doc/extend.texi (Type Traits): Fix grammar.
3052 2016-01-15 Martin Jambor <mjambor@suse.cz>
3054 * tree-inline.c (remap_decl): Use existing dclarations if
3055 remapping a type and prevent_decl_creation_for_types.
3056 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3057 decls first. Do real remapping with
3058 prevent_decl_creation_for_types set.
3059 * tree-inline.h (copy_body_data): New field
3060 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3063 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3065 * config/s390/s390.opt (mmvcle): More verbose help text.
3067 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3069 * config/s390/s390.opt: Add period to -mzvector option text.
3071 2016-01-15 Richard Biener <rguenther@suse.de>
3073 PR tree-optimization/68961
3074 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3075 of invariants in stores again.
3077 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3079 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3081 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3083 * config/i386/i386.c (ix86_expand_branch): Don't split
3084 DI mode xor instruction to SI mode.
3086 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3089 * ipa-icf.c (sem_function::merge): Virtual functions may become
3090 reachable even if they address is not taken and there are no
3093 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3095 * lto-streamer-out.c (subtract_estimated_size): New function.
3096 (get_symbol_initial_value): Use it.
3098 2016-01-15 Christian Bruel <christian.bruel@st.com>
3101 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3102 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3103 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3104 use add_builtin_function_ext_scope instead of add_builtin_function.
3105 (neon_set_p, neon_crypto_set_p): Remove.
3106 (arm_init_builtins): Always call arm_init_neon_builtins and
3107 arm_init_crypto_builtins.
3108 (arm_expand_builtin): Check that builtins are allowed for the arch.
3109 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3110 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3111 arm_init_neon_builtins call.
3113 2016-01-15 Richard Biener <rguenther@suse.de>
3115 PR tree-optimization/69117
3116 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3117 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3118 of the leader conservatively.
3119 (free_scc_vn): Restore original SSA name infos.
3121 2016-01-14 Jeff Law <law@redhat.com>
3123 PR tree-optimization/69270
3124 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3125 single bit of precision, verify it's also unsigned.
3126 (record_edge_info): Use constant_boolean_node rather than fold_convert
3127 to convert boolean_true/boolean_false to the right type.
3129 2016-01-14 Richard Henderson <rth@redhat.com>
3132 * loop-doloop.c (record_reg_sets): New.
3133 (doloop_optimize): Reject the transform if the sequence
3134 clobbers registers live at the end of the loop block.
3135 (doloop_optimize_loops): Enable df_live if needed.
3137 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3139 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3140 * gcc/config/rs6000/rs6000.c: Likewise.
3141 * gcc/config/rs6000/rs6000.h: Likewise.
3142 * gcc/config/rs6000/rs6000.md: Likewise.
3143 * gcc/doc/extend.texi: Likewsie.
3145 2016-01-14 Jeff Law <law@redhat.com>
3147 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3150 2016-01-14 Richard Henderson <rth@redhat.com>
3154 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3155 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3156 instead of builtin_decl_declared_p to test for declaration.
3158 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3160 * doc/loop.texi (Loop Analysis and Representation): Document
3161 loop_depth function.
3163 2016-01-14 Tom de Vries <tom@codesourcery.com>
3165 PR tree-optimization/68773
3166 * omp-low.c (expand_omp_target): Don't set force_output.
3167 * varpool.c (varpool_node::get_create): Same.
3168 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3169 offload_funcs with force_output.
3171 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3174 * lra-eliminations.c (move_plus_up): Don't change anything if either
3175 the outer or inner subreg mode is not MODE_INT.
3176 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3177 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3179 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3181 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3182 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3183 reduc_uplus_@var{m}): Remove.
3184 * expr.c (expand_expr_real_2): Remove expansion path for
3185 reduc_[us](min|max|plus) optabs.
3186 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3187 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3188 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3189 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3190 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3191 reduc_[us](min|max|plus) optabs.
3193 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3195 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3196 (reduc_plus_scal_v2sf): New.
3197 (reduc_smax_v2sf): Rename to...
3198 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3199 (reduc_smin_v2sf): Rename to...
3200 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3202 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3204 * alias.c (compare_base_symbol_refs): New function.
3205 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3208 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3211 PR tree-optimization/69155
3212 * tree-complex.c: Include cfganal.h.
3213 (phis_to_revisit): New variable.
3214 (extract_component): Add phiarg_p argument. Assert that returned
3215 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3216 (update_phi_components): Partly rewrite to use loop over real/imag
3217 components instead of code duplication. If extract_component returns
3218 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3219 create_tmp_reg into the PHI node instead, and mention the phi triplet
3221 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3222 in phis_to_revisit at the end.
3224 2016-01-14 Richard Biener <rguenther@suse.de>
3226 PR tree-optimization/68060
3227 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3228 outer loop reduction is only used in the inner loop before
3229 detecting a double reduction.
3231 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3234 * combine.c (expand_field_assignment): Punt if compute_mode is
3235 unsupported scalar mode.
3237 2016-01-14 Richard Biener <rguenther@suse.de>
3239 PR tree-optimization/66856
3240 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3241 SLP node only if it built successfully.
3242 (vect_analyze_slp_instance): Adjust.
3244 2016-01-14 Jeff Law <law@redhat.com>
3246 PR tree-optimization/69270
3247 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3248 (record_edge_info): Use it. Convert boolean_{true,false}_node
3251 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3254 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3255 use block_ultimate_origin
3256 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3258 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3260 * doc/invoke.texi (Submodel Options): Rename section to
3261 "Machine-Dependent Options" to better reflect its content.
3262 Rewrite introductory text to remove archaic CPU names.
3265 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3267 * doc/invoke.texi (Code Gen Options): Move section up in file,
3268 before target-specific options. Update menu and option summary
3269 to reflect the new section ordering.
3271 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3273 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3274 (C++ Dialect Options): Add cross-reference to -std option.
3275 * doc/standards.texi (C++ Language): Document C++14 support.
3277 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3279 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3280 for pack/unpack functions for __ibm128.
3281 (PACK_IF): Likewise.
3282 (UNPACK_IF): Likewise.
3284 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3285 support for __ibm128 pack/unpack functions.
3286 (rs6000_invalid_builtin): Likewise.
3287 (rs6000_init_builtins): Likewise.
3288 (rs6000_opt_masks): Likewise.
3290 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3291 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3293 (RS6000_BTM_COMMON): Likewise.
3295 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3296 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3297 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3298 128-bit floating point. Add support for the double values to be
3299 in Altivec registers for TF/IF packing and unpacking, but restrict
3300 TD packing sub-fields to be FPR registers. Don't allow overlapped
3301 register support for packing. Allow pack inputs to be memory
3302 locations. Don't build generator functions for unpack<mode>_dm
3303 and unpack<mode>_nodm.
3304 (unpack<mode>_dm): Likewise.
3305 (unpack<mode>_nodm): Likewise.
3306 (pack<mode>): Likewise.
3308 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3309 built-in functions to pack/unpack explicit __ibm128 values.
3310 (__builtin_unpack_ibm128): Likewise.
3312 * doc/extend.texi (PowerPC Built-in Functions): Document
3313 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3315 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3318 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3319 Add new arg loc and pass it down as context.
3320 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3321 to the location to use for the warning.
3322 (check_function_arguments): New arg loc. All callers changed. Pass
3323 it to check_function_nonnull.
3324 * c-common.h (check_function_arguments): Adjust declaration.
3326 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3328 PR tree-optimization/69156
3329 * gimple.c (validate_type): Removed.
3330 (gimple_builtin_call_types_compatible_p): Use
3331 useless_type_conversion_p instead of validate_type.
3332 * value-prof.c (gimple_stringop_fixed_value): Fold
3333 icall_size to correct type.
3335 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3337 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3340 2016-01-13 Richard Henderson <rth@redhat.com>
3343 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3344 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3345 (ix86_builtin_tm_store): Remove.
3346 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3347 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3348 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3349 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3350 * doc/tm.texi: Rebuild.
3352 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3353 (BUILT_IN_TM_MEMCPY_RTWN): New.
3354 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3355 fallback from vector to integer helpers.
3356 (build_tm_load): Handle vector types directly, instead of
3358 (build_tm_store): Likewise.
3359 (expand_assign_tm): Prepare for register types not handled by
3360 the above. Copy them to memory and use memcpy.
3361 * tree.c (tm_define_builtin): New.
3362 (find_tm_vector_type): New.
3363 (build_tm_vector_builtins): New.
3364 (build_common_builtin_nodes): Call it.
3366 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3368 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3369 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3371 2016-01-13 Tom de Vries <tom@codesourcery.com>
3373 PR tree-optimization/69169
3374 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3375 handled_struct_type param.
3376 (create_variable_info_for, intra_create_variable_infos): Call
3377 create_variable_info_for_1 with extra arg.
3379 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3381 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3382 and "armv8.1-a+crc" entries.
3384 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3387 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3388 Change first operand predicate from register_or_constm1_operand
3389 to register_operand.
3390 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3391 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3392 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3393 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3394 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3395 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3396 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3397 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3398 comparison with constm1_rtx from vec_prefetch_gen part.
3400 2016-01-13 Richard Biener <rguenther@suse.de>
3402 PR tree-optimization/69013
3403 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3404 Exchange assert for a test.
3406 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3409 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3411 2016-01-13 Richard Biener <rguenther@suse.de>
3413 PR tree-optimization/69242
3414 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3415 assert with a check.
3417 2016-01-13 Richard Biener <rguenther@suse.de>
3419 PR tree-optimization/69186
3420 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3421 Properly guard vect_update_misalignment_for_peel call.
3423 2016-01-12 Jeff Law <law@redhat.com>
3425 PR tree-optimization/pr67755
3426 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3427 "need_profile_correction".
3428 (thread_block_1): Initialize new field to false by default. If we
3429 have multiple thread paths through a common joiner to different
3430 final targets, then set new field to true.
3431 (compute_path_counts): Only do count adjustment when it's really
3434 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3436 * doc/invoke.texi (Spec Files): Move section down in file, past
3437 all command-line option descriptions.
3439 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3442 * doc/gty.texi: Remove documentation of mark_hook.
3443 * gengtype.c (struct write_types_data): Remove code to support
3444 mark_hook attribute.
3445 (walk_type): Likewise.
3446 (write_func_for_structure): Likewise.
3448 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3450 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
3451 Directory Options, and -specs= to Overall Options.
3452 (Overall Options): Adjust similarly. Reorder to group related
3453 options together. Make -specs= cross-reference the spec file details.
3454 (Directory Options): Adjust similarly.
3456 2016-01-12 Jeff Law <law@redhat.com>
3458 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
3460 2016-01-12 Olivier Hainque <hainque@adacore.com>
3462 * gcc.c (spec_undefvar_allowed): New global.
3463 (process_command): Set to true when running for --version or --help,
3465 (getenv_spec_function): When the variable is not defined, use the
3466 variable name as the variable value if we're allowed not to issue
3469 2016-01-12 Bin Cheng <bin.cheng@arm.com>
3471 PR tree-optimization/68911
3472 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
3473 information computed for expression "init + nit * step".
3475 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3477 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
3478 about name of GCC executable. Remove deleted node from menu.
3479 (Directory Options) <-B>: Remove cross-reference to deleted node.
3480 (Target Options): Delete section.
3482 2016-01-12 Christian Bruel <christian.bruel@st.com>
3485 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
3486 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
3488 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3491 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
3492 aligned_mem is properly set for AVX512-VL floating point masked
3496 * ifcvt.c (cond_exec_process_if_block): When removing the last
3497 insn from then_bb, remove also any possible barriers that follow it.
3499 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
3503 * config/i386/iamcu.h (SIZE_TYPE): New macro.
3504 (PTRDIFF_TYPE): Likewise.
3505 (WCHAR_TYPE): Likewise.
3506 (WCHAR_TYPE_SIZE): Likewise.
3507 (STDINT_LONG32): Likewise.
3509 2016-01-12 Richard Biener <rguenther@suse.de>
3511 PR tree-optimization/69053
3512 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
3513 convert initial value for cond reductions.
3515 2016-01-12 Richard Biener <rguenther@suse.de>
3517 PR tree-optimization/69007
3518 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
3519 widen_sum after dot_prod and sad.
3521 2016-01-12 Richard Biener <rguenther@suse.de>
3523 PR tree-optimization/69168
3524 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
3525 pattern stmt SLP type.
3526 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
3527 end up unused so cope with that case.
3529 2016-01-12 Richard Biener <rguenther@suse.de>
3531 PR tree-optimization/69157
3532 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3533 stmts def type only during analyze phase.
3534 (vectorizable_call): Likewise.
3535 (vectorizable_simd_clone_call): Likewise.
3536 (vectorizable_conversion): Likewise.
3537 (vectorizable_assignment): Likewise.
3538 (vectorizable_shift): Likewise.
3539 (vectorizable_operation): Likewise.
3540 (vectorizable_store): Likewise.
3541 (vectorizable_load): Likewise.
3543 2016-01-12 Richard Biener <rguenther@suse.de>
3545 PR tree-optimization/69174
3546 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3548 (vectorizable_load): Properly compute the number of loads needed
3549 for permuted strided SLP loads and do not spuriously assign
3550 to SLP_TREE_VEC_STMTS.
3552 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
3554 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3555 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3556 (MD_EXEC_PREFIX): Remove.
3557 (MD_STARTFILE_PREFIX) Removee.
3558 (FILE_NAME_ABSOLUTE_P): Remove.
3559 (CPP_SPEC): Do not read macros from sys/version.h.
3560 (LINK_COMMAND_SPEC): Remove.
3561 (LOCAL_INCLUDE_DIR): Remove.
3562 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
3563 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
3564 (POST_LINK_SPEC): Define to invoke stubify after linker
3565 (LIBSTDCXX): Remove define
3566 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
3567 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
3568 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
3569 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
3570 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
3571 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
3572 (i386_djgpp_asm_named_section): Add propotype of new procedure
3574 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
3575 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
3576 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
3577 in config/i386/djgpp.h).
3578 (STANDARD_STARTFILE_PREFIX_2): Define identical to
3579 STANDARD_STARTFILE_PREFIX_1.
3580 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
3581 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
3582 installation errors.
3583 (MAX_OFILE_ALIGNMENT): Define to 128.
3584 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
3586 * config/i386/djgpp.c: New file. Add implementation of
3587 i386_djgpp_asm_named_section.
3589 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
3591 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
3592 Add rule for building djgpp.o.
3594 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3596 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
3597 (rtx_is_swappable_p): Reductions are swappable.
3598 (insn_is_swappable_p): V2DF reductions are swappable.
3600 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
3602 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
3603 reloads for other unsupported memory operands.
3605 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3606 Jim Wilson <jim.wilson@linaro.org>
3609 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
3610 copy_to_mode_reg instead of force_reg.
3612 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3615 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
3616 TARGET_80387 is true.
3618 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3621 * lra-eliminations.c (move_plus_up): Only move plus up
3622 if subreg of the constant can be simplified into constant
3623 and use the simplified subreg of the constant instead of
3624 the original constant.
3626 * fold-const.c (fold_convertible_p): Don't return true
3627 for conversion of VECTOR_TYPE to same sized integral type.
3628 (fold_convert_loc): Fix up formatting. Fold conversion of
3629 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
3630 instead of NOP_EXPR.
3632 PR tree-optimization/69214
3633 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
3634 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3637 PR tree-optimization/69207
3638 * tree-vect-slp.c (vect_get_constant_vectors): For
3639 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
3640 fold_convertible_p to vector_type's element type, and always
3641 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
3643 2016-01-11 Richard Biener <rguenther@suse.de>
3645 PR tree-optimization/69173
3646 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
3647 fixup the cycle if all stmts are in a pattern.
3649 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
3652 * alias.c (base_alias_check): Move check for addresses with
3653 alignment ANDs before the call for compare_base_decls.
3654 (memrefs_conflict_p): Return -1 for different decls
3655 that went through alignment adjustments.
3657 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3659 PR rtl-optimization/68796
3660 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
3661 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
3662 and QImode comparisons against zero with CC_NZmode.
3663 * config/aarch64/iterators.md (short_mask): New mode_attr.
3665 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3667 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
3668 (<avx512>_store<mode>_mask): Likewise.
3670 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
3671 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3673 PR rtl-optimization/68841
3674 * ifcvt.c (struct noce_if_info): Add orig_x field.
3675 (bbs_ok_for_cmove_arith): Add to_rename parameter.
3676 Don't record conflicts on to_rename if it's present.
3677 Allow memory destinations in sets.
3678 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
3679 blocks, passing orig_x to the checks.
3680 (noce_process_if_block): Set if_info->orig_x appropriately.
3682 2016-01-11 Tom de Vries <tom@codesourcery.com>
3684 PR tree-optimization/69069
3685 * tree-parloops.c (create_parallel_loop): Add missing phi args.
3687 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
3689 PR rtl-optimization/68920
3690 * config/i386/i386.c (ix86_option_override_internal): Restrict number
3691 of conditional moves for RTL if-conversion to 1 for
3692 TARGET_ONE_IF_CONV_INSN.
3693 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
3694 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
3695 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
3696 parameter to restirct number of conditional moves for
3698 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
3699 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
3702 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
3705 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
3706 onepart vars. Fix typo in comment. Fix reversed condition in
3708 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
3711 * var-tracking.c (dump_onepart_variable_differences): New.
3712 (dataflow_set_different): If a detailed dump is requested,
3713 delay early returns and dump differences between onepart
3714 variables present before and after, and added variables.
3716 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3719 * expr.c (expand_expr_real_1): For boolean vector constants
3720 with a scalar mode use const_scalar_mask_from_tree.
3721 (const_scalar_mask_from_tree): New.
3722 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
3723 assigned to a mask type to handle constants.
3725 2016-01-11 Martin Jambor <mjambor@suse.cz>
3728 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
3729 useless parameters if we cannot change function signature.
3731 2016-01-11 Martin Jambor <mjambor@suse.cz>
3734 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
3737 2016-01-11 Tom de Vries <tom@codesourcery.com>
3739 PR tree-optimization/69109
3740 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
3743 2016-01-11 Tom de Vries <tom@codesourcery.com>
3745 PR tree-optimization/69108
3746 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
3747 res is not used in a phi.
3749 2016-01-11 Yury Gribov <y.gribov@samsung.com>
3752 * common.opt (frandom-seed): Fix parameter name.
3753 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
3755 2016-01-11 Tom de Vries <tom@codesourcery.com>
3757 PR tree-optimization/69058
3758 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
3761 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
3763 * config/arc/arc.opt (mdiv-rem): Add period to the end.
3764 (mcode-density): Likewise.
3766 2016-01-10 Tom de Vries <tom@codesourcery.com>
3768 PR tree-optimization/69062
3769 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
3770 (parallelize_loops): Don't paralelize loop that has phi with address
3773 2016-01-10 Tom de Vries <tom@codesourcery.com>
3775 PR tree-optimization/69039
3776 * tree-parloops.c (try_create_reduction_list): Only allow single exit
3779 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
3782 * match.pd: Require target has function_c99_misc before doing
3783 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
3785 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
3787 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
3789 * configure: Regenerate.
3791 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3794 PR tree-optimization/69097
3795 * fold-const.h (expr_not_equal_to): New prototype.
3796 * fold-const.c: Include stringpool.h and tree-ssanames.h.
3797 (expr_not_equal_to): New function.
3798 * match.pd (X % -Y is the same as X % Y): Don't optimize
3799 unless X is known not to be equal to minimum or Y is known
3800 not to be equal to -1.
3801 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
3802 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
3803 (simplify_stmt_using_ranges): Adjust caller.
3804 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
3805 substitute_and_fold.
3807 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
3809 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
3812 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3814 PR tree-optimization/69167
3815 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
3816 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
3818 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
3820 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3821 Richard Biener <rguenther@suse.de>
3823 PR tree-optimization/68707
3824 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
3825 instances that can be handled via vect_load_lanes.
3827 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
3829 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
3830 if we can't determine address equivalence.
3831 * alias.c (compare_base_decl): Update for changed return value of
3832 symtab_node::equal_address_to.
3834 2016-01-08 Jason Merrill <jason@redhat.com>
3838 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
3839 * expr.c (store_field): Not here.
3840 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
3841 call with TREE_ADDRESSABLE type.
3842 * tree-cfg.c (verify_gimple_call): Adjust.
3844 2016-01-08 Olivier Hainque <hainque@adacore.com>
3846 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
3849 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3851 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
3852 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
3853 (reduc_smin_v2sf): Rename to...
3854 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
3855 (reduc_splus_v2sf): Rename to...
3856 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
3858 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3860 PR tree-optimization/69162
3861 * gimplify.c (gimplify_va_arg_expr): Encode original type of
3862 valist argument in another argument.
3863 (gimplify_modify_expr): Adjust for the above change. Cleanup.
3864 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
3865 to determine the va_list type, build a MEM_REF instead of
3866 build_fold_indirect_ref.
3868 PR tree-optimization/69172
3869 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
3872 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
3874 PR tree-optimization/67781
3875 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3876 and cmpnop in two steps: first the ones not accessed in original
3877 gimple expression in a endian independent way and then the ones not
3878 accessed in the final result in an endian-specific way.
3880 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3882 PR tree-optimization/69083
3883 * tree-vect-slp.c (vect_get_constant_vectors): For
3884 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
3885 element type. If op is fold_convertible_p to vector_type's element
3886 type, use NOP_EXPR instead of VCE.
3888 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
3890 PR rtl-optimization/67778
3891 PR rtl-optimization/68634
3892 PR rtl-optimization/68909
3893 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
3894 block from the stack until done with it. Remove a superfluous
3895 bitmap set. Remove a superfluous bitmap test.
3897 2016-01-07 Martin Sebor <msebor@redhat.com>
3900 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
3901 constraint on the type of arguments.
3903 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
3905 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
3906 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
3907 unaligned_access on the gcc_options set.
3908 * config/arm/arm.c (arm_option_override_internal): Use
3909 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
3911 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/i386.c (ix86_frame_pointer_required): Enable
3915 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
3917 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3920 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3923 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3924 depending on frame_pointer_needed before remaining integer and SSE
3925 registers are saved.
3927 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
3930 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
3932 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
3935 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
3936 Use the "xBm" constraint.
3937 (float<sseintvecmodelower><mode>2<mask_name><round_name):
3939 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
3940 (sse_cvtsi2ssq<round_name>): Likewise.
3941 (sse_cvtss2si<round_name>): Likewise.
3942 (sse_cvtss2siq<round_name>): Likewise.
3943 (sse2_cvtsi2sdq<round_name>): Likewise.
3944 (sse2_cvtsd2si<round_name>): Likewise.
3945 (sse2_cvtsd2siq<round_name>): Likewise.
3946 * config/i386/subst.md (round_nimm_scalar_predicate): New
3949 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
3952 * varasm.c (make_decl_rtl): Mark invalid register vars as
3955 PR rtl-optimization/66206
3956 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
3957 All callers changed.
3959 2016-01-07 Jakub Jelinek <jakub@redhat.com>
3961 PR tree-optimization/69141
3962 * tree-ssa-pre.c: Include langhooks.h.
3963 (eliminate_dom_walker::before_dom_children): Use
3964 lang_hooks.decl_printable_name instead of
3965 cgraph_node::get ()->name ().
3968 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
3969 it and DECL_ALIGN too.
3971 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
3973 * config/mips/mips-ftypes.def: Sort to lexicographical order.
3975 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3978 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3979 depending on frame_pointer_needed before remaining integer and SSE
3980 registers are saved.
3982 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3984 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
3985 mode iterator with VSX_M2.
3986 (*p9_vecstore_<mode>): Likewise.
3987 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
3988 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
3989 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
3990 (define_split for VSX_LE128 stores): Likewise.
3991 (define_peephole2 for TImode LE swaps): Likewise.
3992 (define_split for VSX_LE128 post-reload stores): Likewise.
3994 2016-01-06 Marek Polacek <polacek@redhat.com>
3997 * convert.c (convert_to_integer_1): Adjust call to
3998 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
3999 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4000 EXPR instead of ARG.
4001 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4003 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4006 * doc/extend.texi (RL78 Variable Attributes): New section.
4008 2016-01-05 Marek Polacek <polacek@redhat.com>
4011 * builtins.c (get_memmodel): Use expansion point location rather than
4012 the input location. Call warning_at rather than warning.
4013 (expand_builtin_atomic_compare_exchange): Likewise.
4014 (expand_builtin_atomic_load): Likewise.
4015 (expand_builtin_atomic_store): Likewise.
4016 (expand_builtin_atomic_clear): Likewise.
4018 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4021 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4022 Replace nonimmediate_operand with vector_operand.
4023 * config/i386/predicates.md (vector_operand): New predicate.
4024 (general_vector_operand): Replace nonimmediate_operand with
4026 * config/i386/sse.md: Replace nonimmediate_operand with
4027 vector_operand and m constraint with Bm constraint on SSE
4028 patterns with 16-byte memory operand.
4029 * config/i386/subst.md (round_nimm_predicate): Replace
4030 nonimmediate_operand with vector_operand.
4031 (round_saeonly_nimm_predicate): Likewise.
4032 (round_saeonly_nimm_scalar_predicate): New.
4034 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4037 * config/i386/constraints.md (Bm): New constraint.
4038 * config/i386/predicates.md (vector_memory_operand): New
4040 * config/i386/sse.md: Replace xm with xBm in plusminus and
4043 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4046 * doc/extend.texi (V850 Function Attributes): New section.
4047 (V850 Variable Attributes): New section.
4049 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4052 * doc/extend.texi (MicroBlaze Function Attributes): Document
4053 interrupt_handler and fast_interrupt attributes.
4055 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4058 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4059 for local symbolic operands.
4060 * config/ia64/predicates.md (local_symbolic_operand64): New
4063 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4065 PR rtl-optimization/68651
4066 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4069 2016-01-05 Nathan Sidwell <nathan@acm.org>
4071 * alias.c (compare_base_decls): Use symtab_node::get.
4073 2016-01-05 Nick Clifton <nickc@redhat.com>
4076 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4077 secondary_reload_info structure.
4080 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4081 decls if weak support is available.
4083 2016-01-04 Martin Sebor <msebor@redhat.com>
4085 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4087 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4089 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4090 OPTION_MASK_P9_DFORM.
4092 * config/rs6000/constraints.md (wo constraint): New constraint for
4095 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4097 (rs6000_init_hard_regno_mode_ok): Likewise.
4099 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4102 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4103 expanders not to have constraints. Add support for ISA 3.0 xxperm
4104 instruction. Add support for fusing xxlor with xxperm.
4105 (altivec_vperm_<mode>_internal): Likewise.
4106 (altivec_vperm_v8hiv16qi): Likewise.
4107 (altivec_vperm_<mode>v16q): Likewise.
4108 (altivec_vperm_<mode>_uns): Likewise.
4109 (vperm_v8hiv4si): Likewise.
4110 (vperm_v16qiv8hi): Likewise.
4112 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4114 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4116 Update copyright years.
4118 * gcc.c (process_command): Update copyright notice dates.
4119 * gcov-dump.c (print_version): Ditto.
4120 * gcov.c (print_version): Ditto.
4121 * gcov-tool.c (print_version): Ditto.
4122 * gengtype.c (create_file): Ditto.
4123 * doc/cpp.texi: Bump @copying's copyright year.
4124 * doc/cppinternals.texi: Ditto.
4125 * doc/gcc.texi: Ditto.
4126 * doc/gccint.texi: Ditto.
4127 * doc/gcov.texi: Ditto.
4128 * doc/install.texi: Ditto.
4129 * doc/invoke.texi: Ditto.
4131 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4133 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4134 modes larger than TImode as TImode if NEON is not enabled.
4136 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4139 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4140 mode for %f0-%f31 only if TARGET_FPU.
4142 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4145 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4146 to compute the PACKED_P predicate.
4147 (function_arg_record_value): Minor tweaks.
4149 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4151 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4152 option for arm*-*-* targets.
4154 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4156 * doc/extend.texi (Common Function Attributes): Move docs for
4157 MSP430-specific attributes to....
4158 (MSP430 Function Attributes): ...here. Delete the redundant
4159 entries and copy-edit the remaining text.
4160 (MSP430 Variable Attributes): Use uniform format for index
4161 entries and add a cross-reference to the corresponding function
4164 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4166 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4168 (x86 Options): Likewise.
4170 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4174 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4175 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4176 to corresponding attribute.
4178 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4180 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4181 to correct alphabetization of table. Copy-edit and correct
4183 <stack_protect>: Likewise.
4184 <target_clones>: Likewise.
4186 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4187 Correct punctuation.
4188 (Code Gen Options) <-fno-plt>: Copy-edit.
4190 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4193 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4194 SI values. Explicitly convert SI to DI and vice-versa.
4196 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4198 PR tree-optimization/69070
4199 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4200 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4203 * ubsan.c (ubsan_instrument_float_cast): Call
4204 initialize_sanitizer_builtins.
4207 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4209 Copyright (C) 2016 Free Software Foundation, Inc.
4211 Copying and distribution of this file, with or without modification,
4212 are permitted in any medium without royalty provided the copyright
4213 notice and this notice are preserved.