1 2016-02-16 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/69586
4 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5 types for conversion sources.
7 2016-02-16 Richard Biener <rguenther@suse.de>
10 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13 2016-02-16 Alan Modra <amodra@gmail.com>
16 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
17 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
18 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
20 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22 (p8_fmrgow_<mode>): Likewise.
23 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
25 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
26 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
27 to use movdi_internal64. Remove op0_di.
28 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
32 Add support for the FCCMP insn types
34 * config/aarch64/aarch64.md (fccmp): Change insn type.
36 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
37 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
38 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
39 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
40 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
41 * config/arm/types.md (fccmps): Add new insn type.
44 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
46 * alias.c (get_alias_set): Fix a typo in comment.
48 2016-02-15 Richard Biener <rguenther@suse.de>
50 PR tree-optimization/69595
51 * match.pd: Complete range test simplification to true.
53 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
55 PR rtl-optimization/69648
56 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
59 PR rtl-optimization/69752
60 * ira.c (update_equiv_regs): When looking for more than a single SET,
61 also take other side effects into account.
63 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
65 * config/s390/s390.c (s390_function_profiler): Add a new sequence
66 for z900+ CPUs in 31-bit mode.
68 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
70 * common/config/s390/s390-common.c (s390_supports_split_stack):
72 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
73 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
74 * config/s390/s390.c (struct machine_function): New field
75 split_stack_varargs_pointer.
76 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
77 in s390_emit_prologue.
78 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
80 (morestack_ref): New global.
81 (SPLIT_STACK_AVAILABLE): New macro.
82 (s390_expand_split_stack_prologue): New function.
83 (s390_live_on_entry): New function.
84 (s390_va_start): Use split-stack vararg pointer if appropriate.
85 (s390_asm_file_end): Emit the split-stack note sections.
86 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
87 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
88 (UNSPECV_SPLIT_STACK_CALL): New unspec.
89 (UNSPECV_SPLIT_STACK_DATA): New unspec.
90 (split_stack_prologue): New expand.
91 (split_stack_space_check): New expand.
92 (split_stack_data): New insn.
93 (split_stack_call): New expand.
94 (split_stack_call_*): New insn.
95 (split_stack_cond_call): New expand.
96 (split_stack_cond_call_*): New insn.
98 2016-02-15 Richard Biener <rguenther@suse.de>
100 PR tree-optimization/69783
101 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
102 Add trivially correct cases.
104 2016-02-15 Tom de Vries <tom@codesourcery.com>
107 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
109 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
111 2016-02-15 Richard Biener <rguenther@suse.de>
113 PR tree-optimization/69776
114 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
115 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
116 indicate whether we can use TBAA to disambiguate against stores.
117 Use alias-set zero if not.
118 (visit_reference_op_store): Do not use TBAA when looking up
120 * tree-ssa-pre.c (compute_avail): Use TBAA here.
121 (eliminate_dom_walker::before_dom_children): But not when looking
124 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
126 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
128 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
130 * config/i386/znver1.md
131 (znver1_pop, znver1_pop_mem,
132 znver1_load_imov_double_store,
133 znver1_load_imov_direct_store,
134 znver1_load_imov_direct_load,
135 znver1_load_imov_double_load): Add new.
136 (znver1_insn, znver1_insn_load): Add icmov type.
138 znver1_sseavx_fma_load,
140 znver1_avx256_fma_load): Fix pipe usage.
142 2016-02-14 Alan Modra <amodra@gmail.com>
145 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
146 with an invalid hard reg, reload just the reg not the entire
147 pre/post-inc/dec address expression.
149 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
152 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
153 fixed R1_REG scratch reg.
154 (sibcall_value_pcrel_fdpic): Likewise.
156 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
160 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
162 2016-02-12 Walter Lee <walt@tilera.com>
164 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
165 * config/tilegx/t-tilegx: Likewise.
167 2016-02-12 David Malcolm <dmalcolm@redhat.com>
170 * diagnostic-show-locus.c (struct line_span): New struct.
171 (layout::get_first_line): Delete.
172 (layout::get_last_line): Delete.
173 (layout::get_num_line_spans): New member function.
174 (layout::get_line_span): Likewise.
175 (layout::print_heading_for_line_span_index_p): Likewise.
176 (layout::get_expanded_location): Likewise.
177 (layout::calculate_line_spans): Likewise.
178 (layout::m_first_line): Delete.
179 (layout::m_last_line): Delete.
180 (layout::m_line_spans): New field.
181 (layout::layout): Update comment. Replace m_first_line and
182 m_last_line with m_line_spans, replacing their initialization
183 with a call to calculate_line_spans.
184 (diagnostic_show_locus): When printing source lines and
185 annotations, rather than looping over a single span
186 of lines, instead loop over each line_span within
187 the layout, with an inner loop over the lines within them.
188 Call the context's start_span callback when changing line spans.
189 * diagnostic.c (diagnostic_initialize): Initialize start_span.
190 (diagnostic_build_prefix): Break out the building of the location
191 part of the string into...
192 (diagnostic_get_location_text): ...this new function, rewriting
193 it from nested ternary expressions to a sequence of "if"
195 (default_diagnostic_start_span_fn): New function.
196 * diagnostic.h (diagnostic_start_span_fn): New typedef.
197 (diagnostic_context::start_span): New field.
198 (default_diagnostic_start_span_fn): New prototype.
200 2016-02-12 David Malcolm <dmalcolm@redhat.com>
203 * gcc.c (driver::finalize): Fix cleanup of "specs".
205 2016-02-12 David Malcolm <dmalcolm@redhat.com>
209 * gcc.c (driver::driver): Initialize m_option_suggestions.
210 (driver::~driver): Clean up m_option_suggestions.
211 (suggest_option): Convert to...
212 (driver::suggest_option): ...this, and split out into
213 driver::build_option_suggestions and find_closest_string.
214 (driver::build_option_suggestions): New function, from
215 first half of suggest_option. Special-case
216 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
217 the sanitizer_opts array. For options of enum types, add the
218 various enum values to the candidate strings.
219 (driver::handle_unrecognized_options): Remove "const".
220 * gcc.h (driver::handle_unrecognized_options): Likewise.
221 (driver::build_option_suggestions): New decl.
222 (driver::suggest_option): New decl.
223 (driver::m_option_suggestions): New field.
224 * opts-common.c (add_misspelling_candidates): New function.
225 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
227 * opts.h (sanitizer_opts): New array decl.
228 (add_misspelling_candidates): New function decl.
229 * spellcheck.c (find_closest_string): New function.
230 * spellcheck.h (find_closest_string): New function decl.
232 2016-02-12 Jakub Jelinek <jakub@redhat.com>
234 PR rtl-optimization/69764
235 PR rtl-optimization/69771
236 * optabs.c (expand_binop_directly): For shift_optab_p, force
237 convert_modes with VOIDmode if xop1 has VOIDmode.
239 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
242 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
243 to correctly determine instrumentation thunks.
245 2016-02-12 Jakub Jelinek <jakub@redhat.com>
248 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
249 type by reference, force lhs on the call.
252 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
253 Compute retval and retbnd early in all cases if split_part_return_p
254 and return_bb is not EXIT. Remove all clobber stmts and reset
255 all debug stmts that refer to SSA_NAMEs defined in split part,
256 except if it is retval, in that case replace the old retval with the
257 lhs of the call to the split part.
259 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
262 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
265 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
266 whose result is used in PHI.
267 (maybe_optimize_range_tests): Likewise.
268 (final_range_test_p): Likweise.
270 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
273 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
274 whose result is used in PHI.
275 (maybe_optimize_range_tests): Likewise.
276 (final_range_test_p): Likweise.
278 2016-02-12 Jakub Jelinek <jakub@redhat.com>
280 * cgraph.c: Spelling fixes - behaviour -> behavior and
281 neighbour -> neighbor.
282 * target.def: Likewise.
283 * sel-sched.c: Likewise.
284 * config/mips/mips.c: Likewise.
285 * config/arc/arc.md: Likewise.
286 * config/arm/cortex-a57.md: Likewise.
287 * config/arm/arm.c: Likewise.
288 * config/arm/neon.md: Likewise.
289 * config/arm/arm-c.c: Likewise.
290 * config/vms/vms-c.c: Likewise.
291 * config/s390/s390.c: Likewise.
292 * config/i386/znver1.md: Likewise.
293 * config/i386/i386.c: Likewise.
294 * config/ia64/hpux-unix2003.h: Likewise.
295 * config/msp430/msp430.md: Likewise.
296 * config/rx/rx.c: Likewise.
297 * config/rx/rx.md: Likewise.
298 * config/aarch64/aarch64-simd.md: Likewise.
299 * config/aarch64/aarch64.c: Likewise.
300 * config/nvptx/nvptx.c: Likewise.
301 * config/bfin/bfin.c: Likewise.
302 * config/cris/cris.opt: Likewise.
303 * config/rs6000/rs6000.c: Likewise.
304 * target.h: Likewise.
305 * spellcheck.c: Likewise.
306 * ira-build.c: Likewise.
307 * tree-inline.c: Likewise.
308 * builtins.c: Likewise.
309 * lra-constraints.c: Likewise.
310 * explow.c: Likewise.
312 * targhooks.c: Likewise.
313 * tree-vect-data-refs.c: Likewise.
315 * doc/tm.texi: Likewise.
316 * doc/extend.texi: Likewise.
317 * doc/install.texi: Likewise.
318 * doc/md.texi: Likewise.
319 * tree-ssa-tail-merge.c: Likewise.
320 * sched-int.h: Likewise.
321 * match.pd: Likewise.
322 * sched-ebb.c: Likewise.
323 * target.def (omit_struct_return_reg): Likewise.
324 * gimple-ssa-isolate-paths.c: Likewise.
325 (find_implicit_erroneous_behaviour): Renamed to...
326 (find_implicit_erroneous_behavior): ... this.
327 (find_explicit_erroneous_behaviour): Renamed to...
328 (find_explicit_erroneous_behavior): ... this.
329 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
331 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
333 PR rtl-optimization/64682
334 PR rtl-optimization/69567
335 PR rtl-optimization/69737
336 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
337 in I2 as well, just lose it.
339 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
341 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
343 (aarch64_last_printed_tune_string): Likewise.
344 (aarch64_declare_function_name): Only output .arch assembler
345 directive if it will be different from the previously output
346 directive. Same for .tune comment but only if -dA is set.
347 (aarch64_start_file): New function.
348 (TARGET_ASM_FILE_START): Define.
350 2016-02-11 David Malcolm <dmalcolm@redhat.com>
353 * Makefile.in (PLUGIN_HEADERS): Add params.list.
355 2016-02-11 Jakub Jelinek <jakub@redhat.com>
358 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
359 -Wmaybe-uninitialized warning.
361 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
364 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
366 2016-02-11 Richard Biener <rguenther@suse.de>
368 PR rtl-optimization/69291
369 * ifcvt.c (noce_try_store_flag_constants): Do not allow
370 subexpressions affected by changing the result.
372 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
375 * lra-constraints.c (curr_insn_transform): Find in/out operands
376 for secondary memory moves. Update dups.
378 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
380 PR tree-optimization/69652
381 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
382 to nested loop, did source re-formatting, skip debug statements,
383 add check on statement with volatile operand, remove dead scalar
386 2016-02-10 Jakub Jelinek <jakub@redhat.com>
387 Patrick Palka <ppalka@gcc.gnu.org>
391 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
392 calls if the return type is TREE_ADDRESSABLE.
393 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
394 * ipa-split.c (split_function): Fix doubled "we" in comment.
395 Use void return type for the split part even if
396 !split_point->split_part_set_retval.
398 2016-02-10 Bin Cheng <bin.cheng@arm.com>
400 PR tree-optimization/68021
401 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
402 when computing the value of biv cand by itself.
404 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
406 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
407 (cortexa57_tunings): Likewise.
408 (cortexa72_tunings): Likewise.
409 (arch_macro_fusion_pair_p): Add support for AES fusion.
410 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
411 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
412 Allow virtual registers before reload so early scheduling works.
413 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
414 correct latency and pipeline.
415 (cortex_a57_crypto_complex): Likewise.
416 (cortex_a57_crypto_xor): Likewise.
417 (define_bypass): Add AES bypass.
419 2016-02-10 Richard Biener <rguenther@suse.de>
421 PR tree-optimization/69726
422 * passes.def: Add DCE pass before late uninit.
423 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
424 really fixup if-conversions job.
426 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
428 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
429 (arm_cortex_a57_tune): Likewise.
430 (aarch_macro_fusion_pair_p): Add support for AES fusion.
431 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
433 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
435 * timevar.def (TV_PHASE_DBGINFO): Delete.
436 (TV_PHASE_CHECK_DBGINFO): Likewise.
437 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
439 2016-02-10 Richard Biener <rguenther@suse.de>
441 PR tree-optimization/69719
442 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
443 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
445 2016-02-09 Andrew Pinski <apinski@cavium.com>
448 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
449 get_vcond_mask_icode returns false.
451 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
454 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
455 an ADDIS that adds a pointer to a large constant that sets the
456 upper16 bits with a load operation.
458 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
461 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
463 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
465 (vzipq_s16): Likewise.
466 (vzipq_s32): Likewise.
467 (vzipq_f32): Likewise.
468 (vzipq_u8): Likewise.
469 (vzipq_u16): Likewise.
470 (vzipq_u32): Likewise.
471 (vzipq_p8): Likewise.
472 (vzipq_p16): Likewise.
474 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
477 * config/arm/arm.c (neon_endian_lane_map): New function.
478 (neon_vector_pair_endian_lane_map): New function.
479 (arm_evpc_neon_vuzp): Allow for big endian lane order.
480 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
482 (vuzpq_s16): Likewise.
483 (vuzpq_s32): Likewise.
484 (vuzpq_f32): Likewise.
485 (vuzpq_u8): Likewise.
486 (vuzpq_u16): Likewise.
487 (vuzpq_u32): Likewise.
488 (vuzpq_p8): Likewise.
489 (vuzpq_p16): Likewise.
491 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
494 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
497 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
500 truncate const_int operand 1 to QImode.
502 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
504 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
505 corresponding to an abnormal edge.
507 2016-02-09 Tom de Vries <tom@codesourcery.com>
509 PR tree-optimization/69599
510 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
512 (find_func_aliases_for_builtin_call, find_func_clobbers)
513 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
516 2016-02-09 Richard Biener <rguenther@suse.de>
518 PR tree-optimization/69715
519 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
520 LHS on calls as non-rewritable.
522 2016-02-09 Tom de Vries <tom@codesourcery.com>
525 * lto-wrapper.c (append_diag_options): New function.
526 (compile_offload_image): Call append_diag_options.
528 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
531 * doc/extend.texi (Flag Output Operands): Correct sectioning.
532 Minor copy-edit to fix verb tenses.
534 2016-02-08 Jakub Jelinek <jakub@redhat.com>
536 PR tree-optimization/69209
537 * ipa-split.c (split_function): If split part is not
538 returning retval, retval has gimple type but is not
539 gimple value, force it into a SSA_NAME first.
541 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
543 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
546 2016-02-08 Jason Merrill <jason@redhat.com>
549 * convert.c (convert_to_integer_1): Check dofold on truncation
551 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
552 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
553 Rename from *_nofold.
554 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
555 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
557 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
560 * tree.c (build_common_tree_nodes): Remove short_double argument.
562 * tree.h (build_common_tree_nodes): Adjust declaration.
563 * doc/invoke.texi (-fshort-double): Remove documentation.
564 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
565 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
566 * lto-wrapper.c (merge_and_complain, append_compiler_options)
567 (append_linker_options): Don't handle OPT_fshort_double.
569 PR rtl-optimization/68730
570 * lra-remat.c (insn_to_cand_activation): New static variable.
571 (lra_remat): Allocate and free it.
572 (create_cand): New arg activation. Initialize a field in
573 insn_to_cand_activation if it is nonnull.
574 (create_cands): Pass the activation insn to create_cand when making
575 a candidate involving an output reload. Reorganize code a little.
576 (do_remat): Keep track of active status of candidates in a separate
579 2016-02-08 Richard Biener <rguenther@suse.de>
581 PR tree-optimization/69719
582 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
583 Properly use absolute of the difference of the two offsets to
584 compare or adjust the segment length.
586 2016-02-08 Richard Biener <rguenther@suse.de>
587 Jeff Law <law@redhat.com>
590 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
591 types for anonymous SSA names.
593 2016-02-08 Richard Biener <rguenther@suse.de>
595 PR rtl-optimization/69274
596 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
598 2016-02-08 Jeff Law <law@redhat.com>
600 PR tree-optimization/65917
601 * tree-ssa-dom.c (record_temporary_equivalences): Record both
602 equivalences from if (x == y) style conditionals.
603 (loop_depth_of_name): Remove.
604 (record_equality): Remove loop depth check.
605 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
606 (const_and_copies::record_const_or_copy_raw): New member function.
607 * tree-ssa-scopedtables.c
608 (const_and_copies::record_const_or_copy_raw): New, factored out of
609 (const_and_copies::record_const_or_copy): Call new member function.
611 2016-02-05 Jeff Law <law@redhat.com>
613 PR tree-optimization/68541
614 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
615 (count_stmts_in_block): New function.
616 (poor_ifcvt_candidate_code): Likewise.
617 (is_feasible_trace): Add some heuristics to determine when path
618 splitting is profitable.
619 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
620 is a diamond with a single exit.
622 2016-02-05 Martin Sebor <msebor@redhat.com>
625 * doc/invoke.texi: Update -Wplacement-new to take an optional
628 2016-02-06 Richard Henderson <rth@redhat.com>
631 * tree.c (tree_nop_conversion_p): Do not strip casts into or
632 out of non-standard address spaces.
634 2016-02-05 Jakub Jelinek <jakub@redhat.com>
636 PR rtl-optimization/69691
637 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
639 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
641 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
642 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
643 (*ieee128_mfvsrd_64bit): Likewise.
644 (*ieee128_mfvsrd_32bit): Likewise.
646 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
650 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
652 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
653 instrumented_version.
655 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
657 * doc/invoke.texi (Optimize Options): In table of --param options
658 rename second occurrence of tracer-min-branch-ratio to
659 tracer-min-branch-probability, rename
660 tracer-min-branch-ratio-feedback to
661 tracer-min-branch-probability-feedback and clarify description,
662 rename sched-spec-state-edge-prob-cutoff to
663 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
664 to selsched-insns-to-rename, rename lto-minpartition to
665 lto-min-partition, delete reorder-blocks-duplicate and
666 reorder-blocks-duplicate-feedback.
668 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
670 * config/s390/s390.c (s390_register_info_set_ranges): Remove
673 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
675 * doc/extend.texi: S/390: Correct some typos.
677 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
679 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
681 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
684 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
685 (s390_register_info_gprtofpr): Use new macros above.
686 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
688 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
689 its name. Adjust restore and save gpr ranges.
690 (s390_register_info_set_ranges): New function.
691 (s390_register_info): Use new macros above. Call
692 s390_register_info_set_ranges.
693 (s390_optimize_register_info): Likewise.
694 (s390_hard_regno_rename_ok): Use new macros.
695 (s390_hard_regno_scratch_ok): Likewise.
696 (s390_emit_epilogue): Likewise.
697 (s390_can_use_return_insn): Likewise.
698 (s390_optimize_prologue): Likewise.
699 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
701 2016-02-05 Jakub Jelinek <jakub@redhat.com>
704 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
706 (ix86_option_override_internal): Disable TARGET_STV even for
707 -m{incoming,preferred}-stack-boundary=3.
709 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
711 * config.gcc: Mark deprecated rtems targets as obsolete.
713 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
715 PR rtl-optimization/64682
716 PR rtl-optimization/69567
717 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
718 before I2 only if the register is both used and set in I2.
720 2016-02-04 DJ Delorie <dj@redhat.com>
722 * config/msp430/msp430.c (msp430_start_function): Add function type.
724 2016-02-04 Jakub Jelinek <jakub@redhat.com>
727 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
729 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
731 PR rtl-optimization/69577
733 2015-10-29 Richard Henderson <rth@redhat.com>
737 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
738 sse check to the exact conditions of PR 67609.
740 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
743 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
744 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
745 not allowed into the traditional Altivec registers.
746 (movtd_64bit_nodm): Likewise.
747 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
749 2016-02-04 David Malcolm <dmalcolm@redhat.com>
751 * config/aarch64/cortex-a57-fma-steering.c
752 (aarch64_register_fma_steering): Remove "static" from arguments
755 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
758 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
761 2016-02-04 Mike Frysinger <vapier@gentoo.org>
763 * doc/invoke.texi: Delete -mno-fma4.
765 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
767 PR rtl-optimization/69577
768 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
769 (find_subregs_of_mode): Update accordingly. Iterate over partial
772 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
774 * config/arm/arm-protos.h (neon_reinterpret): Remove.
775 * config/arm/arm.c (neon_reinterpret): Remove.
776 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
777 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
778 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
779 vreinterpretti): Remove.
780 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
781 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
782 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
783 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
784 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
785 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
786 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
787 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
788 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
789 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
790 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
791 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
792 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
793 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
794 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
795 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
796 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
797 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
798 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
799 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
800 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
801 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
802 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
803 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
804 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
805 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
806 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
807 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
808 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
809 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
810 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
811 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
812 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
813 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
814 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
815 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
816 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
817 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
818 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
819 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
820 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
821 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
822 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
823 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
824 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
825 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
826 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
827 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
828 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
829 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
830 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
831 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
832 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
833 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
834 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
835 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
836 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
837 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
838 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
839 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
840 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
841 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
842 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
843 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
844 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
845 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
846 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
847 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
848 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
849 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
850 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
851 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
852 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
853 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
854 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
855 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
856 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
857 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
858 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
859 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
860 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
861 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
862 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
863 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
864 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
865 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
866 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
867 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
868 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
869 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
870 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
871 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
872 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
873 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
874 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
875 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
876 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
877 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
878 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
879 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
880 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
881 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
882 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
884 2016-02-04 Martin Liska <mliska@suse.cz>
887 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
888 that are gimple_store_p.
889 (maybe_instrument_call): Likewise.
891 2016-02-04 Bin Cheng <bin.cheng@arm.com>
893 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
894 register scaling out of memory reference and comment why.
896 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
900 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
901 folding the source of a SET.
903 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
907 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
908 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
910 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
914 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
917 2016-02-04 Christian Bruel <christian.bruel@st.com>
919 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
920 * config/arm/arm.c (arm_set_current_function): Likewise.
922 2016-02-04 Jakub Jelinek <jakub@redhat.com>
923 Ilya Enkovich <enkovich.gnu@gmail.com>
924 H.J. Lu <hongjiu.lu@intel.com>
927 * config/i386/i386.c (convert_scalars_to_vector): Remove
928 stack alignment fixes.
929 (ix86_option_override_internal): Disable TARGET_STV if stack
930 might not be aligned enough.
931 (ix86_minimum_alignment): Assert that TARGET_STV is false.
933 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
935 * gcc/config/i386/x86-tune.def: Disable default prefetching
938 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
939 Vladimir Makarov <vmakarov@redhat.com>
942 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
943 in validating fused toc addresses.
945 2016-02-03 Jakub Jelinek <jakub@redhat.com>
948 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
949 range->m_caret fields if range->m_show_caret_p is false.
952 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
953 Force oldval into register if it does not satisfy reg_or_short_operand
954 predicate. Fix up formatting.
956 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
957 Alexandre Oliva <aoliva@redhat.com>
960 * lra-constraints.c (simplify_operand_subreg): Check additionally
961 address validity after potential reloading.
962 (process_address_1): Check insns validity. In case of failure do
965 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
968 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
971 2016-02-02 Jakub Jelinek <jakub@redhat.com>
973 * wide-int.cc (canonize_uhwi): New function.
974 (wi::divmod_internal): Use it.
976 2016-02-02 James Norris <jnorris@codesourcery.com
978 * gimplify.c (omp_notice_variable): Add usage check.
980 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
982 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
983 like LE, GE, LT, GT when emitting relational operator.
985 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
987 * ira-costs.c (find_costs_and_classes): Add extra argument.
988 * target.def (ira_change_pseudo_allocno_class): Add parameter.
989 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
990 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
991 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
992 Add best_class parameter, and return it if not ALL_REGS.
993 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
995 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
998 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1000 * config/aarch64/aarch64.c
1001 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1002 (aarch64_ira_change_pseudo_allocno_class): New function.
1004 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1007 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1009 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1011 * config/avr/avr.c (avr_option_override): Set
1012 PARAM_ALLOW_STORE_DATA_RACES to 1.
1014 2016-02-02 Richard Biener <rguenther@suse.de>
1016 PR tree-optimization/69595
1017 * match.pd: Add range test simplifications to true/false.
1019 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1021 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1022 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1025 2016-02-02 Richard Biener <rguenther@suse.de>
1027 PR tree-optimization/69606
1028 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1029 info on the result before moving a stmt.
1031 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1034 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1035 branch with vector comparison.
1036 * config/i386/sse.md (VI48_AVX): New mode iterator.
1037 (define_expand "cbranch<mode>4): Add support for conditional branch
1038 with vector comparison.
1039 * tree-vect-loop.c (optimize_mask_stores): New function.
1040 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1041 has_mask_store field of vect_info.
1042 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1043 vectorized loops having masked stores after vec_info destroy.
1044 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1045 correspondent macros.
1046 (optimize_mask_stores): Add prototype.
1048 2016-02-02 Alan Modra <amodra@gmail.com>
1051 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1054 2016-02-02 Alan Modra <amodra@gmail.com>
1057 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1058 whenever toc_label_name used.
1059 (rs6000_file_start): Don't set up toc section here,
1060 (rs6000_output_function_epilogue): do so here instead,
1061 (rs6000_xcoff_file_start): and here.
1062 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1063 (load_toc_aix_di): Likewise.
1065 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1067 PR rtl-optimization/69592
1068 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1069 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1070 (num_sign_bit_copies_binary_arith_p): New inline function.
1071 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1073 2016-02-01 Jeff Law <law@redhat.com>
1075 PR tree-optimization/69580
1076 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1077 * tree-ssa-threadbackward.c
1078 (fsm_find_control_statement_thread_paths): Do not try to walk
1079 through large PHI nodes.
1081 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1083 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1084 when count is incremented above limit, don't analyze further
1087 * omp-low.c (oacc_parse_default_dims): Avoid
1088 -Wsign-compare warning, make sure value fits into int
1089 rather than just unsigned int.
1091 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1093 PR tree-optimization/67921
1094 * fold-const.c (split_tree): New parameters. Convert pointer
1095 type variable part to proper type before negating.
1096 (fold_binary_loc): Pass new arguments to split_tree.
1098 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1100 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1101 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1102 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1103 * doc/tm.texti: Rebuilt.
1104 * doc/invoke.texi (fopenacc-dim): Document.
1105 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1106 (append_compiler_options): Likewise.
1107 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1108 (oacc_parse_default_dims): New.
1109 (oacc_validate_dims): Add USED arg. Select non-unity default when
1111 (oacc_loop_fixed_partitions): Return mask of used partitions.
1112 (oacc_loop_auto_partitions): Emit dump info.
1113 (oacc_loop_partition): Return mask of used partitions.
1114 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1115 loop partitioning and validation calls.
1117 2016-02-01 Richard Biener <rguenther@suse.de>
1120 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1122 2016-02-01 Richard Biener <rguenther@suse.de>
1124 PR tree-optimization/69574
1125 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1126 of asserting return chrec_dont_know.
1128 2016-02-01 Martin Liska <mliska@suse.cz>
1130 * mem-stats-traits.h: Add copyright header.
1131 * mem-stats.h: Likewise.
1133 2016-02-01 Richard Biener <rguenther@suse.de>
1135 PR tree-optimization/69579
1136 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1137 Do not propagate through abnormal PHI results.
1139 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1141 * postreload.c (reload_cse_simplify): Remove dead code.
1143 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1145 PR rtl-optimization/69570
1146 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1147 if there is more than one set, not if there is a single set.
1149 2016-02-01 Richard Henderson <rth@redhat.com>
1152 * combine.c (make_compound_operation): When looking through a
1153 subreg, make sure to re-extend to the width of the outer mode.
1155 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1157 PR tree-optimization/69546
1158 * wide-int.cc (wi::divmod_internal): For unsigned division
1159 where both operands fit into uhwi, if o1 is 1 and o0 has
1160 msb set, if divident_prec is larger than bits per hwi,
1161 clear another quotient word and return 2 instead of 1.
1162 Similarly for remainder with msb in HWI set, if dividend_prec
1163 is larger than bits per hwi.
1165 2016-01-29 Martin Jambor <mjambor@suse.cz>
1167 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1168 Use short lowercase names.
1169 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1170 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1171 acq_rel one. Protect warning agains segfaults if
1172 get_memory_order_name returns NULL.
1173 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1174 with release semantics. Do not warn if get_memory_order already did.
1175 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1176 semantics. Fix check for relaxed or acquire semantics. Do not warn
1177 if get_memory_order already did.
1179 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1181 * doc/install.texi: Document that isl-0.16 is supported.
1183 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1186 * config/i386/constraints.md (Bm): Describe as special memory
1188 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1189 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1190 * genpreds.c (struct constraint_data): Add is_special_memory.
1191 (have_special_memory_constraints, special_memory_start): New
1193 (special_memory_end): Ditto.
1194 (add_constraint): Add new arg is_special_memory. Add code to
1195 process its true value. Update have_special_memory_constraints.
1196 (process_define_constraint): Pass the new arg.
1197 (process_define_register_constraint): Ditto.
1198 (choose_enum_order): Process special memory.
1199 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1200 function insn_extra_special_memory_constraint.
1201 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1202 * gensupport.c (process_rtx): Process
1203 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1204 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1205 * ira-lives.c (single_reg_class): Use
1206 insn_extra_special_memory_constraint.
1207 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1208 * lra-constraints.c (process_alt_operands): Ditto.
1209 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1210 * recog.c (asm_operand_ok, preprocess_constraints): Process
1212 * reload.c (find_reloads): Ditto.
1213 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1214 * stmt.c (parse_input_constraint): Use
1215 insn_extra_special_memory_constraint.
1217 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1220 * lra-splill.c (lra_final_code_change): Revert r229087 by
1221 removing all sub-registers.
1223 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1226 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1228 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1231 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1232 SSE1, copy target into the temporary reg first before recursing
1235 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1237 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1240 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1242 * ginclude/stdarg.h: Test __cplusplus instead of
1243 __GXX_EXPERIMENTAL_CXX0X__.
1245 2016-01-29 Richard Biener <rguenther@suse.de>
1247 PR tree-optimization/69547
1248 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1249 Do not mark clobbers necessary.
1250 (mark_all_reaching_defs_necessary_1): Likewise.
1252 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1254 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1255 declaration name with %qs and print it in both error messages.
1256 Also fix indentation.
1258 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1261 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1262 trailing blank line from error message.
1264 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1267 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1270 2016-01-29 Richard Biener <rguenther@suse.de>
1273 * match.pd: Allow all integral types when simplifying a
1274 widening or sign-changing conversion.
1276 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1278 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1279 back to setting codegen_error to fail codegen.
1281 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1284 * config/i386/constraints.md (C): Only accept constant zero operand.
1285 (BC): New constraint.
1286 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1287 instead of C constraint.
1288 * doc/md.texi (Machine Constraints): Update description
1291 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1294 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1296 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1299 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1302 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1304 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1305 branches if using guessed profile.
1307 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1309 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1311 2016-01-28 Richard Henderson <rth@redhat.com>
1314 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1315 * config/aarch64/aarch64-protos.h: Update.
1316 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1317 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1318 (aarch64_get_condition_code_1): Handle CC_Cmode.
1319 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1320 (*add<mode>3_compareC_cconly_imm): New.
1321 (*add<mode>3_compareC_cconly): New.
1322 (*add<mode>3_compareC_imm): New.
1323 (add<mode>3_compareC): New.
1324 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1325 to be first. Use aarch64_carry_operation.
1326 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1327 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1328 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1329 (subti3): Use subdi3_compare1.
1330 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1331 (sub<mode>3_compare1): New.
1332 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1333 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1334 (*subsi3_carryin_uxtw): Likewise.
1335 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1336 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1337 * config/aarch64/iterators.md (DWI): New.
1338 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1339 (aarch64_borrow_operation): New.
1341 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1343 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1344 message when isl does not return a valid schedule.
1346 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1348 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1349 Remove comments from class declarations: they are already in the code
1352 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1354 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1356 (ternary_op_to_tree): Same.
1357 (unary_op_to_tree): Same.
1358 (nary_op_to_tree): Same.
1359 (gcc_expression_from_isl_expr_op): Same.
1360 (gcc_expression_from_isl_expression): Same.
1361 (graphite_create_new_loop): Same.
1362 (graphite_create_new_loop_guard): Same.
1363 (build_iv_mapping): Same.
1364 (graphite_create_new_guard): Same.
1365 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1366 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1368 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1370 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1371 instead of setting codegen_error to fail codegen.
1373 2016-01-28 Jason Merrill <jason@redhat.com>
1375 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1377 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1379 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1380 Remove CONST_INT_P check in CCMP cost calculation.
1382 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1384 * config/aarch64/aarch64.c (generic_vector_cost):
1385 Set vec_permute_cost.
1386 (cortexa57_vector_cost): Likewise.
1387 (exynosm1_vector_cost): Likewise.
1388 (xgene1_vector_cost): Likewise.
1389 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1390 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1391 Add vec_permute_cost entry.
1393 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1395 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1397 (add<mode>3_compare0): Likewise.
1398 (addsi3_compare0_uxtw): Likewise.
1399 (add<mode>3nr_compare0): Likewise.
1400 (compare_neg<mode>): Likewise.
1401 (<optab><mode>3): Likewise.
1403 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1405 * tree-vect-stmts.c (vectorizable_comparison): Add
1406 NULL check for vectype.
1408 2016-01-28 Richard Biener <rguenther@suse.de>
1410 PR tree-optimization/69466
1411 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1412 Account for PHIs we couldn't duplicate.
1414 2016-01-28 Martin Liska <mliska@suse.cz>
1417 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1418 instead of ENABLE_VALGRIND_CHECKING.
1420 2016-01-27 Richard Henderson <rth@redhat.com>
1423 * lra-remat.c (subreg_regs): New.
1424 (dump_candidates_and_remat_bb_data): Dump it.
1425 (operand_to_remat): Reject if operand in subreg_regs.
1426 (set_bb_regs): Collect subreg_regs.
1427 (lra_remat): Init and free subreg_regs. Compute
1428 calculate_local_reg_remat_bb_data before create_cands.
1430 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1433 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1434 change stack_alignment_needed for __tls_get_addr call.
1436 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1438 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1440 2016-01-27 Jeff Law <law@redhat.com>
1442 PR tree-optimization/68398
1443 PR tree-optimization/69196
1444 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1445 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1446 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1447 Only count PHIs in the last block in the path. The others will
1448 const/copy propagate away. Add heuristic to allow more irreducible
1449 subloops to be created when it is likely profitable to do so.
1451 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1452 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1453 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1455 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1458 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1459 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1460 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1461 * tree-streamer-in.c: Include asan.h.
1462 (streamer_get_builtin_tree): For builtins in sanitizer
1463 range call initialize_sanitizer_builtins and retry.
1465 2016-01-27 Ian Lance Taylor <iant@google.com>
1467 * common.opt (fkeep-gc-roots-live): New undocumented option.
1468 * tree-ssa-loop-ivopts.c (add_candidate_1): If
1469 -fkeep-gc-roots-live, skip pointers.
1470 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1473 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
1476 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1477 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1479 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
1482 * configure.ac: NetBSD provides SSP in its C library.
1483 * configure: Updated.
1485 2016-01-27 Richard Biener <rguenther@suse.de>
1487 PR tree-optimization/69166
1488 * tree-vect-loop.c (vect_is_simple_reduction): Always check
1489 reduction code for commutativity / associativity.
1491 2016-01-27 Martin Jambor <mjambor@suse.cz>
1493 PR tree-optimization/69355
1494 * tree-sra.c (analyze_access_subtree): Correct hole detection when
1495 total_scalarization fails.
1497 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
1499 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
1502 2016-01-27 Christian Bruel <christian.bruel@st.com>
1505 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
1506 Move arm_reset_previous_fndecl and set_target_option_current_node in
1507 the conditional part. Call save_restore_target_globals.
1508 * config/arm/arm.c (arm_set_current_function):
1509 Refactor to better support #pragma target and attribute mix.
1510 Call save_restore_target_globals.
1511 * config/arm/arm-protos.h (save_restore_target_globals): New function.
1513 2016-01-27 Martin Liska <mliska@suse.cz>
1515 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
1516 reference for an HSA kernel and its host function.
1518 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1520 PR tree-optimization/69399
1521 * wide-int.h (wi::lrshift): For larger precisions, only
1522 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
1524 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1526 * config/arc/predicates.md (proper_comparison_operator): Reject
1527 constant-constant comparison.
1529 2016-01-26 Tom de Vries <tom@codesourcery.com>
1531 PR tree-optimization/69110
1532 * tree-data-ref.c (initialize_data_dependence_relation): Handle
1533 DR_NUM_DIMENSIONS == 0.
1535 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1536 Sebastian Pop <s.pop@samsung.com>
1538 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
1539 isl_ast_op_cond and isl_ast_op_select.
1540 (gcc_expression_from_isl_expr_op): Same.
1542 2016-01-26 Jason Merrill <jason@redhat.com>
1545 * tree.c (recompute_constructor_flags): Split out from
1547 (verify_constructor_flags): New.
1548 * tree.h: Declare them.
1550 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
1552 PR rtl-optimization/69217
1553 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
1554 are no TYPE_FIELDS set for the record type.
1556 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1559 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
1560 toc_label_name unconditionally.
1561 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
1562 SYMBOL_REF string. Use toc_label_name instead of constructing
1564 (rs6000_elf_declare_function_name): Use toc_label_name instead of
1565 constructing LCTOC1.
1567 2016-01-26 Martin Sebor <msebor@redhat.com>
1570 * doc/extend.texi (Common Type Attributes): Move text that talks about
1571 attribute packed from attribute aligned to the section discussing
1572 the former attribute for clarity.
1574 2016-01-26 Richard Henderson <rth@redhat.com>
1577 * trans-mem.c (tm_region_init): Mark entry block as visited.
1579 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1582 * diagnostic-show-locus.c (layout::print_source_line): Replace
1583 call to pp_newline with call to layout::print_newline.
1584 (layout::print_annotation_line): Likewise.
1585 (layout::move_to_column): Likewise.
1586 (layout::print_any_fixits): After printing any fixits, print a
1587 trailing newline, if necessary.
1588 (layout::print_newline): New method, resetting any colorization
1590 (diagnostic_show_locus): Move the pp_newline to before the
1591 early bailout. Remove dummy block enclosing the layout instance.
1592 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1593 of pp_newline_and_flush with pp_flush.
1594 (diagnostic_append_note): Delete use of pp_newline.
1595 (diagnostic_append_note_at_rich_loc): Delete.
1596 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1597 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1598 when newline characters are added to the buffer.
1600 2016-01-26 Michael Matz <matz@suse.de>
1602 * configure.ac (ac_cv_std_swap_in_utility): New test.
1603 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1604 * configure: Regenerate.
1605 * config.in: Regenerate.
1607 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
1609 * config/arc/arc.md (cstoresi4): Force operand into register.
1610 (arcset<code>): Fix predicate.
1611 (arcsetltu): Likewise.
1612 (arcsetgeu): Likewise.
1613 (arcsethi): Likewise.
1614 (arcsetls): Likewise.
1616 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1618 PR tree-optimization/69483
1619 * gimple-fold.c (canonicalize_constructor_val): Return NULL
1620 if base has error_mark_node type.
1622 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
1625 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
1626 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
1628 (vget_lane_f16): Handle big-endian.
1629 (vgetq_lane_f16): Likewise.
1630 (vset_lane_f16): Likewise.
1631 (vsetq_lane_f16): Likewise.
1632 * config/arm/iterators.md (VQXMOV): Add V8HF.
1633 (VDQ): Add V4HF and V8HF.
1634 (V_reg): Handle V4HF and V8HF.
1635 (Is_float_mode): Likewise.
1636 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
1637 neon_vdup_nv8hf): New patterns.
1638 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
1639 Use VD_LANE iterator.
1640 (neon_vld1_dup<mode>): Use VQ2 iterator.
1642 2016-01-26 Nathan Sidwell <nathan@acm.org>
1644 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
1645 (set_oacc_fn_attrib): Add IS_KERNEL arg.
1646 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
1647 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
1648 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
1649 (oacc_validate_dims): Add LEVEL arg, don't return level.
1650 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
1652 (execute_oacc_device_lower): Adjust, add more dump output.
1653 * tree-ssa-loop.c (gate_oacc_kernels): Use
1654 oacc_fn_attrib_kernels_p.
1655 * tree-parloops.c (create_parallel_loop): Adjust
1656 set_oacc_fn_attrib call.
1658 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1661 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
1662 (append_compiler_options): Handle -fcilkplus.
1663 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
1665 2016-01-26 Nick Clifton <nickc@redhat.com>
1668 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
1669 been marked as DECL_ONE_ONLY but we do not the means to make it
1670 so, then do not allow it to bind locally.
1672 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1675 * opts.h (parse_sanitizer_options): New prototype.
1676 * opts.c (sanitizer_opts): New array.
1677 (parse_sanitizer_options): New function.
1678 (common_handle_option): Use parse_sanitizer_options.
1680 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
1683 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
1684 alignment adjustment to ...
1685 (ix86_update_stack_boundary): Here. Don't over-align stack for
1687 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
1688 if __tls_get_addr is called.
1690 2016-01-26 Christian Bruel <christian.bruel@st.com>
1692 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
1694 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
1696 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
1698 2016-01-26 Richard Biener <rguenther@suse.de>
1701 * match.pd: Guard X * CST CMP 0 pattern with single_use.
1703 2016-01-26 Richard Biener <rguenther@suse.de>
1705 PR tree-optimization/69452
1706 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
1707 (move_computations_dom_walker::before_dom_children): Rename
1709 (move_computations_worker): This.
1710 (move_computations): Perform an RPO rather than a DOM walk.
1712 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1715 * combine.c (combine_instructions): For REG_EQUAL note with
1716 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
1717 to the underlying register.
1718 * doc/rtl.texi (REG_EQUAL): Document the behavior of
1719 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
1721 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
1724 * config/aarch64/aarch64-builtins.c
1725 (aarch64_init_simd_builtin_types): Do not set structural
1726 equality to __Poly{8,16,64,128}_t types.
1728 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
1730 PR tree-optimization/69400
1731 * wide-int.cc (wi_pack): Take the precision as argument and
1732 perform canonicalization here rather than in the callers.
1733 Use the main loop to handle all full-width HWIs. Add a
1734 zero HWI if in_len isn't a full result.
1735 (wi::divmod_internal): Update accordingly.
1736 (wi::mul_internal): Likewise. Simplify.
1738 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1739 Sebastian Pop <s.pop@samsung.com>
1741 * graphite-poly.c (apply_poly_transforms): Simplify.
1742 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
1743 (print_isl_map): Same.
1744 (print_isl_union_map): Same.
1745 (print_isl_schedule): New.
1746 (debug_isl_schedule): New.
1747 * graphite-dependences.c (scop_get_reads): Do not call
1748 isl_union_map_add_map that is undocumented isl functionality.
1749 (scop_get_must_writes): Same.
1750 (scop_get_may_writes): Same.
1751 (scop_get_original_schedule): Remove.
1752 (scop_get_dependences): Do not call isl_union_map_compute_flow that
1753 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
1754 (compute_deps): Remove.
1755 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
1756 (debug_schedule_ast): New.
1757 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
1758 set_separate_option.
1759 (graphite_regenerate_ast_isl): Add dump.
1760 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
1761 from scop->transformed_schedule.
1762 (graphite_regenerate_ast_isl): Add more dump.
1763 * graphite-optimize-isl.c (optimize_isl): Set
1764 scop->transformed_schedule. Check whether schedules are equal.
1765 (apply_poly_transforms): Move here.
1766 * graphite-poly.c (apply_poly_transforms): ... from here.
1767 (free_poly_bb): Static.
1768 (free_scop): Static.
1769 (pbb_number_of_iterations_at_time): Remove.
1770 (print_isl_ast): New.
1771 (debug_isl_ast): New.
1772 (debug_scop_pbb): New.
1773 * graphite-scop-detection.c (print_edge): Move.
1775 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
1776 (build_scop_scattering): Remove.
1777 (create_pw_aff_from_tree): Assert instead of bailing out.
1778 (add_condition_to_pbb): Remove unused code, do not fail.
1779 (add_conditions_to_domain): Same.
1780 (add_conditions_to_constraints): Remove.
1781 (build_scop_context): New.
1782 (add_iter_domain_dimension): New.
1783 (build_iteration_domains): Initialize pbb->iterators.
1784 Call add_conditions_to_domain.
1787 (index_outermost_in_loop): New.
1788 (index_pbb_in_loop): New.
1789 (outermost_pbb_in): New.
1790 (add_in_sequence): New.
1791 (add_outer_projection): New.
1792 (outer_projection_mupa): New.
1793 (add_loop_schedule): New.
1794 (build_schedule_pbb): New.
1795 (build_schedule_loop): New.
1796 (embed_in_surrounding_loops): New.
1797 (build_schedule_loop_nest): New.
1798 (build_original_schedule): New.
1799 (build_poly_scop): Call build_original_schedule.
1800 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
1801 (free_poly_dr): Remove.
1802 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
1803 (free_poly_bb): Remove.
1804 (debug_loop_vec): Remove.
1805 (print_isl_ast): Declare.
1806 (debug_isl_ast): Declare.
1807 (scop_do_interchange): Remove.
1808 (scop_do_strip_mine): Remove.
1809 (scop_do_block): Remove.
1810 (flatten_all_loops): Remove.
1811 (optimize_isl): Remove.
1812 (pbb_number_of_iterations_at_time): Remove.
1813 (debug_scop_pbb): Declare.
1814 (print_schedule_ast): Declare.
1815 (debug_schedule_ast): Declare.
1816 (struct scop): Remove schedule. Add original_schedule,
1817 transformed_schedule.
1818 (free_gimple_poly_bb): Remove.
1819 (print_generated_program): Remove.
1820 (debug_generated_program): Remove.
1821 (unify_scattering_dimensions): Remove.
1822 * sese.c (print_edge): ... here.
1823 (print_sese): ... here.
1824 (debug_edge): ... here.
1825 (debug_sese): ... here.
1826 * sese.h (print_edge): Declare.
1827 (print_sese): Declare.
1828 (dump_edge): Declare.
1829 (dump_sese): Declare.
1831 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1832 Sebastian Pop <s.pop@samsung.com>
1834 * Makefile.in: Set ISLVER in site.exp.
1836 2016-01-25 Jakub Jelinek <jakub@redhat.com>
1838 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
1839 DECL_VALUE_EXPR of new_var even for the non-array case. Look
1840 through DECL_VALUE_EXPR for expansion.
1842 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1844 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
1845 the frame info after reload completed.
1847 2016-01-25 Jeff Law <law@redhat.com>
1849 PR tree-optimization/69196
1850 PR tree-optimization/68398
1851 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
1852 tree-ssa-threadupdate.c.
1853 (determine_bb_domination_status): Prototype
1854 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
1855 (determine_bb_domination_status): No longer static.
1856 (valid_jump_thread_path): Remove code to detect characteristics
1857 of the jump thread path not associated with correctness.
1858 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
1859 Correct test for thread path length. Count PHIs for real operands as
1860 statements that need to be copied. Do not count ASSERT_EXPRs.
1861 Look at all the blocks in the thread path. Compute and selectively
1862 filter thread paths based on threading through the latch, threading
1863 a multiway branch or crossing a multiway branch.
1865 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1867 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
1868 decl with __attribute__ ((unused)) annotation.
1870 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
1873 * tree-vect-stmts.c (vectorizable_condition): Check vectype
1874 of operands is compatible with a statement vectype.
1876 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
1878 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
1879 improve wording for mixed storage order support.
1881 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
1883 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
1884 (vcvt_u64_f64): Likewise.
1885 (vcvta_s64_f64): Likewise.
1886 (vcvta_u64_f64): Likewise.
1887 (vcvtm_s64_f64): Likewise.
1888 (vcvtm_u64_f64): Likewise.
1889 (vcvtn_s64_f64): Likewise.
1890 (vcvtn_u64_f64): Likewise.
1891 (vcvtp_s64_f64): Likewise.
1892 (vcvtp_u64_f64): Likewise.
1894 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
1896 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
1897 (arc_init): Check validity mll64 option.
1898 (arc_save_restore): Use double load/store instruction.
1899 (arc_expand_movmem): Likewise.
1900 (arc_split_move): Don't split if we have double load/store
1901 instructions. Returns a boolean.
1902 (arc_process_double_reg_moves): Change function to return boolean
1903 instead of a sequence of instructions.
1904 (arc_dwarf_register_span): New function.
1905 * config/arc/arc-protos.h (arc_split_move): Change prototype.
1906 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
1907 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
1908 (*movdf_insn): Likewise.
1909 * config/arc/arc.opt (mll64): New option.
1910 * config/arc/predicates.md (even_register_operand): New predicate.
1911 * doc/invoke.texi (ARC Options): Add mll64 documentation.
1913 2016-01-25 Richard Biener <rguenther@suse.de>
1916 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
1917 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
1919 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
1921 2016-01-25 Richard Biener <rguenther@suse.de>
1923 PR tree-optimization/69376
1924 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
1926 (VN_INFO_ANTI_RANGE_P): New inline.
1927 (VN_INFO_RANGE_TYPE): Likewise.
1928 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
1929 SSA_NAME_ANTI_RANGE_P.
1930 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
1931 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1932 Properly query VN_INFO_RANGE_TYPE.
1934 2016-01-25 Nick Clifton <nickc@redhat.com>
1937 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
1939 2016-01-23 Tom de Vries <tom@codesourcery.com>
1941 PR tree-optimization/69426
1942 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
1945 2016-01-23 Jakub Jelinek <jakub@redhat.com>
1947 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
1948 "the the" with "the" in the comments.
1949 * ipa-devirt.c (build_type_inheritance_graph,
1950 update_type_inheritance_graph): Likewise.
1951 * tree.c (build_function_type_list_1): Likewise.
1952 * cfgloopmanip.c (scale_loop_profile): Likewise.
1953 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
1954 * gimple-ssa-split-paths.c
1955 (find_block_to_duplicate_for_splitting_paths): Likewise.
1956 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
1957 * expr.c (convert_move): Likewise.
1958 * var-tracking.c (vt_stack_adjustments): Likewise.
1959 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1960 * tree-vrp.c (test_for_singularity): Likewise.
1962 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
1963 directly instead of building a temporary tree.
1966 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
1967 remove <algorithm> include.
1969 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1972 * config/i386/i386.c: Include dojump.h.
1973 (expand_small_movmem_or_setmem,
1974 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
1976 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
1977 if dynamic_check != -1.
1979 2016-01-21 Jeff Law <law@redhat.com>
1982 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
1983 record_temporary_equivalences. Rewritten to avoid unnecessary calls
1984 into dominated_by_p.
1985 (cprop_into_successor_phis): Avoid unnecessary tests.
1987 2016-01-22 Richard Henderson <rth@redhat.com>
1990 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
1991 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
1993 2016-01-22 Michael Matz <matz@suse.de>
1995 * system.h (string, algorithm): Include only conditionally.
1996 (new): Include always under C++.
1997 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
1998 * final.c (toplevel): Ditto.
1999 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2000 * genconditions.c (write_header): Make gencondmd.c define
2002 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2004 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2005 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2007 2016-01-22 Christian Bruel <christian.bruel@st.com>
2010 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2012 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2015 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2016 define_insn_and_split. Ensure operands[1] and operands[0] do not
2017 get assigned the same register.
2019 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2021 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2023 2016-01-22 Christian Bruel <christian.bruel@st.com>
2025 * config/arm/arm-c.c (arm_pragma_target_parse):
2026 Remove warn_builtin_macro_redefined overwrite.
2028 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2030 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2031 flag_non_call_exceptions compatibility.
2033 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2036 * dwarf2out.c (add_child_die_after): New function.
2037 (dwarf_qual_info_t): New type.
2038 (dwarf_qual_info): New variable.
2039 (qualified_die_p): New function.
2040 (modified_type_die): For -fdebug-types-section, ensure
2041 canonical order of qualifiers. Put qualified DIEs adjacent
2042 to the corresponding non-qualified type DIE and search there
2043 for existing qualified DIEs.
2045 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2047 * doc/extend.texi (scalar_storage_order type attribute): Document
2048 restriction on type punning and aliasing, and remove future tense.
2050 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2053 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2056 2016-01-21 Jeff Law <law@redhat.com>
2059 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2060 useless call to record_temporary_equivalences.
2061 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2062 allocate 10 slots in the bb_path vector and let it grow as needed.
2063 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2066 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2068 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2070 * configure: Regenerate.
2072 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2074 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2075 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2077 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2080 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2081 drop EXPAND_INITIALIZER.
2082 * rtl.h (contains_symbolic_reference_p): Declare.
2083 * rtlanal.c (contains_symbolic_reference_p): New function.
2084 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2085 a subtraction into a NOT if symbolic constants are involved.
2087 2016-01-21 Anton Blanchard <anton@samba.org>
2088 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2091 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2093 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2096 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2098 * config/microblaze/microblaze.c
2099 (get_branch_target): New.
2100 (insert_wic_for_ilb_runout): New.
2102 (microblaze_machine_dependent_reorg): New.
2103 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2104 * config/microblaze/microblaze.md
2105 (UNSPEC_IPREFETCH): Define.
2106 (iprefetch): New pattern
2107 * config/microblaze/microblaze.opt
2108 (mxl-prefetch): New flag.
2110 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2112 * config/microblaze/microblaze.h
2113 (FIXED_REGISTERS): Update in macro.
2114 (CALL_USED_REGISTERS): Update in macro.
2116 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2118 PR rtl-optimization/68920
2119 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2122 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2124 PR rtl-optimization/68990
2125 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2126 pseudo instead of inheritance ones.
2128 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2129 Nick Clifton <nickc@redhat.com>
2133 * config/mips/mips.c (mips_compute_frame_info): Initialise
2134 args_size and hard_frame_pointer_offset fields of the frame
2135 structure before calling mips_global_pointer.
2137 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2139 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2141 * configure: Regenerate.
2143 2016-01-21 Richard Biener <rguenther@suse.de>
2145 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2147 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2149 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2150 to actually emit the .size directive.
2152 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2153 Jakub Jelinek <jakub@redhat.com>
2157 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2158 args array size by one to avoid buffer overflow.
2160 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2162 * config/s390/s390.md (pool_section_start): Use switch_to_section
2163 to select proper read-only data section instead of hardcoding
2165 (pool_section_end): Use switch_to_section to match the above.
2167 2016-01-21 Richard Biener <rguenther@suse.de>
2169 PR tree-optimization/69378
2170 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2171 (set_ssa_val_to): Use it for dominance checks taking into
2172 account not executable edges.
2174 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2177 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2178 for bitsize instead of GET_MODE_PRECISION (mode).
2180 2016-01-20 Martin Sebor <msebor@redhat.com>
2183 * extend.texi (__sync Builtins): Clarify the semantics of
2184 __sync_fetch_and_OP built-ins on pointers.
2185 (__atomic Builtins): Same.
2187 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2188 Sebastian Pop <s.pop@samsung.com>
2190 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2191 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2192 (is_valid_rename): Same.
2193 (translate_isl_ast_to_gimple::get_rename): Same.
2194 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2195 (translate_isl_ast_to_gimple::rename_uses): Same.
2196 (get_new_name): Check for close_phi nodes.
2197 (copy_loop_phi_args): Use phi_node_kind.
2198 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2199 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2201 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2202 Sebastian Pop <s.pop@samsung.com>
2204 Revert commit r229783.
2205 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2206 Remove use of parameter_rename_map.
2208 (copy_internal_parameters): Remove.
2209 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2210 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2211 (free_sese_info): Do not free parameter_rename_map.
2212 (set_rename): Do not use parameter_rename_map.
2213 (rename_uses): Update call to set_rename.
2214 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2215 * sese.h (parameter_rename_map_t): Remove.
2216 (struct sese_info_t): Remove field parameter_rename_map.
2218 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2219 Sebastian Pop <s.pop@samsung.com>
2221 * graphite-isl-ast-to-gimple.c: Fix comment.
2222 * graphite-scop-detection.c (defined_in_loop_p): New.
2223 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2224 names defined in loop.
2226 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2227 Sebastian Pop <s.pop@samsung.com>
2229 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2230 Discard unstructured if-then-else regions.
2232 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2233 Sebastian Pop <s.pop@samsung.com>
2235 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2236 (cleanup_loop_iter_dom): Remove.
2237 (build_loop_iteration_domains): Remove.
2238 (build_scop_context): Remove.
2239 (build_scop_iteration_domain): Remove.
2240 (add_loop_constraints): New.
2241 (build_iteration_domains): New.
2242 (build_poly_scop): Call build_iteration_domains.
2244 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2245 Sebastian Pop <s.pop@samsung.com>
2247 * graphite-scop-detection.c
2248 (scop_detection::harmful_loop_in_region): Free dom and loops.
2249 (scop_detection::loop_body_is_valid_scop): Free bbs.
2251 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2252 Sebastian Pop <s.pop@samsung.com>
2254 * graphite-scop-detection.c (record_loop_in_sese): New.
2255 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2256 (build_scops): Remove call to build_sese_loop_nests.
2257 * sese.c (sese_record_loop): Remove.
2258 (build_sese_loop_nests): Remove.
2259 (new_sese_info): Remove region->loops.
2260 (free_sese_info): Same.
2261 * sese.h (sese_contains_loop): Same.
2262 (build_sese_loop_nests): Remove.
2263 (sese_contains_loop): Remove.
2265 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2266 Sebastian Pop <s.pop@samsung.com>
2268 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2269 loop_is_valid_in_scop.
2270 (scop_detection::harmful_stmt_in_region): Renamed
2271 harmful_loop_in_region.
2272 Call loop_is_valid_in_scop.
2274 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2275 Sebastian Pop <s.pop@samsung.com>
2277 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2280 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2281 Sebastian Pop <s.pop@samsung.com>
2283 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2284 * graphite.h (struct poly_bb): Remove field is_reduction.
2285 (PBB_IS_REDUCTION): Remove.
2287 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2288 Sebastian Pop <s.pop@samsung.com>
2290 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2291 (add_pdr_constraints): Same.
2292 (scop_get_reads): Same.
2293 (scop_get_must_writes): Same.
2294 (scop_get_may_writes): Same.
2295 (scop_get_original_schedule): Same.
2296 (extend_schedule): Same.
2297 (apply_schedule_on_deps): Same.
2298 (carries_deps): Same.
2299 (compute_deps): Same.
2300 (scop_get_dependences): Same.
2301 * graphite-isl-ast-to-gimple.c
2302 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2303 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2304 (get_schedule_for_band_list): Same.
2305 (get_schedule_map): Same.
2306 (apply_schedule_map_to_scop): Same.
2307 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2308 (build_loop_iteration_domains): Same.
2309 (add_condition_to_pbb): Same.
2310 (add_param_constraints): Same.
2311 (pdr_add_memory_accesses): Same.
2312 (pdr_add_data_dimensions): Same.
2314 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2316 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2319 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2321 * common.opt (feliminate-dwarf2-dups): Replace references to
2322 "DWARF 2" with just "DWARF".
2323 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2324 * doc/extend.texi: Likewise.
2325 * doc/cpp.texi: Likewise.
2326 * doc/invoke.texi: Likewise.
2327 (Option Summary): Add -gdwarf to list of Debugging Options.
2328 (Debugging Options): Document -gdwarf.
2329 * doc/contrib.texi: Spell "DWARF" like that.
2331 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2333 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2334 warning. Fix up formatting.
2337 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2338 attempt to mark memory input operand addressable and
2339 call prepare_gimple_addressable in that case. Don't adjust
2340 input_location for diagnostics, use error_at instead.
2342 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2344 * config/rs6000/ppc-auxv.h: New file.
2345 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2347 (cpu_supports): Likewise.
2348 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2349 (cpu_is_info): New variable.
2350 (cpu_supports_info): Likewise.
2351 (tcb_verification_symbol): Likewise.
2352 (cpu_builtin_p): Likewise.
2353 (cpu_expand_builtin): New function.
2354 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2355 (rs6000_init_builtins): Likewise.
2356 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2357 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2358 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2359 * configure: Regenerate.
2360 * config.in: Likewise.
2361 * doc/extend.texi (PowerPC Built-in Functions): Document
2362 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2364 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2367 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2369 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2372 2016-01-20 Richard Henderson <rth@redhat.com>
2378 * tree.c (tm_define_builtin): New.
2379 (find_tm_vector_type): New.
2380 (build_tm_vector_builtins): New.
2381 (build_common_builtin_nodes): Call it.
2383 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2385 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2386 (arm_fp_ok): Likewise.
2388 (arm_crypto): Likewise.
2390 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2391 Richard Biener <rguenther@suse.de>
2393 PR tree-optimization/69328
2394 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2395 vectors have same number of elements.
2396 (vectorizable_condition): Fix masked version recognition.
2398 2016-01-20 Richard Biener <rguenther@suse.de>
2400 PR tree-optimization/69345
2401 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2402 (VN_INFO_PTR_INFO): Likewise.
2403 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2404 info when it is equal between non-dominating SSA names.
2405 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2406 Make sure to look at original SSA infos.
2408 2016-01-20 Jeff Law <law@redhat.com>
2411 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2413 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2414 (pc_or_label_operand): New predicate.
2415 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2416 tests for small integers that are 2^n - 1.
2418 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2420 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2422 2016-01-19 Jeff Law <law@redhat.com>
2425 * tree-ssa-threadbackwards.c
2426 (fsm_find_control_statement_thread_paths): Do not try to lookup
2427 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2429 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2431 * doc/lto.texi: Remove text that says only Gold has linker plugin
2434 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2436 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2437 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2438 the DIE accordingly.
2439 (modified_type_die): Add REVERSE parameter and pass it recursively,
2440 as well as to base_type_die. Adjust presence check accordingly.
2441 (base_type_for_mode): Adjust call to modified_type_die.
2442 (add_type_attribute): Add REVERSE parameter and pass it to
2444 (generic_parameter_die): Adjust call to add_type_attribute.
2445 (add_scalar_info): Likewise.
2446 (add_subscript_info): Likewise.
2447 (gen_array_type_die): Likewise.
2448 (gen_descr_array_type_die): Likewise.
2449 (gen_entry_point_die): Likewise.
2450 (gen_enumeration_type_die): Likewise.
2451 (gen_formal_parameter_die): Likewise.
2452 (gen_subprogram_die): Likewise.
2453 (gen_variable_die ): Likewise.
2454 (gen_const_die): Likewise.
2455 (gen_field_die): Likewise.
2456 (gen_pointer_type_die): Likewise.
2457 (gen_reference_type_die): Likewise.
2458 (gen_ptr_to_mbr_type_die): Likewise.
2459 (gen_inheritance_die): Likewise.
2460 (gen_subroutine_type_die): Likewise.
2461 (gen_typedef_die): Likewise.
2462 (force_type_die): Adjust call to modified_type_die.
2464 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
2466 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2467 flow throughout the file. Fix broken link to Objective-C 2.0
2469 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2472 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2474 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2476 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2479 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2480 (maybe_record_node): Record cxa_pure_virtual as the only possible
2481 target if there are not ohter candidates.
2482 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2484 2016-01-19 Richard Biener <rguenther@suse.de>
2486 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2487 (get_memory_order): Likewise.
2489 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
2491 * tree-vect-stmts.c (vectorizable_store): Check
2494 2016-01-19 David Malcolm <dmalcolm@redhat.com>
2497 * gcc.c (driver::decode_argv): Add call to
2498 init_opts_obstack before init_options_struct.
2499 * opts.c (init_opts_obstack): Remove idempotency.
2500 (init_options_struct): Replace call to init_opts_obstack
2501 with a gcc_assert to verify that it has already been called.
2502 * toplev.c (toplev::main): Add call to init_opts_obstack before
2503 calls to init_options_struct.
2504 (toplev::finalize): Move cleanup of opts_obstack next to
2505 cleanup of save_decoded_options, clearing the latter, and
2506 save_decoded_options_count.
2508 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2511 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
2512 attribute to unconditional. Remove %? from output template.
2514 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2515 Jiong Wang <jiong.wang@arm.com>
2517 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
2518 generated from different expand order.
2520 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2522 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2523 Add support for CCMP costing.
2525 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2527 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
2528 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
2529 (fccmpe<mode>): Likewise.
2530 (fcmp): Rename to fcmp and globalize pattern.
2532 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
2533 (aarch64_gen_ccmp_next): Add FP support.
2535 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2537 * target.def (gen_ccmp_first): Update documentation.
2538 (gen_ccmp_next): Likewise.
2539 * doc/tm.texi (gen_ccmp_first): Update documentation.
2540 (gen_ccmp_next): Likewise.
2541 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
2542 expand_ccmp_expr_1. Improve comments.
2543 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
2544 (ccmp_ior<mode>): Remove pattern.
2545 (cmp<mode>): Remove expand.
2546 (cmp): Globalize pattern.
2547 (cstorecc4): Use cc_register.
2548 (mov<mode>cc): Remove ccmp_cc_register check.
2549 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
2550 Simplify after removal of CC_DNE/* modes.
2551 (aarch64_ccmp_mode_to_code): Remove.
2552 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
2553 In 'k' case use integer as condition.
2554 (aarch64_nzcv_codes): Remove inverted cases.
2555 (aarch64_code_to_ccmode): Remove.
2556 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
2557 comparison with CC register to be used in folowing CCMP/branch/CSEL.
2558 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
2559 pattern. Return the comparison with CC register. Invert conditions
2561 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
2562 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
2564 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2566 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2567 instrumented_version.
2569 2016-01-19 Richard Biener <rguenther@suse.de>
2571 PR tree-optimization/69336
2572 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
2573 handled components with get_ref_base_and_extent.
2574 (equal_mem_array_ref_p): Adjust.
2576 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2579 * shrink-wrap.c: Include valtrack.h.
2580 (move_insn_for_shrink_wrap): Add DEBUG argument. If
2581 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2582 in between insn and where it will be moved to. Call
2583 dead_debug_insert_temp.
2584 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
2585 first and dead_debug_local_finish at the end.
2586 For uses and defs bitmap, handle all regs in between REGNO and
2587 END_REGNO, not just the first one.
2589 2016-01-19 Richard Biener <rguenther@suse.de>
2591 PR tree-optimization/69352
2592 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2593 (equal_mem_array_ref_p): Constrain size and max size properly.
2594 Compare the reverse flag.
2596 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
2598 * ira.c (ira): Update regstat data if we deleted insns.
2600 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2602 PR rtl-optimization/68955
2603 PR rtl-optimization/64557
2604 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2605 here. Fix up formatting.
2606 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2608 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2611 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
2612 assume that the node has body.
2613 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
2616 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2618 * lto-streamer-out.c (lto_output): Do not stream instrumentation
2621 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2623 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
2624 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2626 2016-01-19 Martin Jambor <mjambor@suse.cz>
2627 Martin Liska <mliska@suse.cz>
2628 Michael Matz <matz@suse.de>
2630 * Makefile.in (OBJS): Add new source files.
2631 (GTFILES): Add hsa.c.
2632 * common.opt (disable_hsa): New variable.
2633 (-Whsa): New warning.
2634 * config.in (ENABLE_HSA): New.
2635 * configure.ac: Treat hsa differently from other accelerators.
2636 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
2638 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
2639 * doc/install.texi (Configuration): Document --with-hsa-runtime,
2640 --with-hsa-runtime-include, --with-hsa-runtime-lib and
2642 * doc/invoke.texi (-Whsa): Document.
2643 (hsa-gen-debug-stores): Likewise.
2644 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
2645 to invoke offload compiler for hsa acclerator.
2646 * opts.c (common_handle_option): Determine whether HSA offloading
2647 should be performed.
2648 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
2649 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
2650 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
2651 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
2652 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
2653 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
2654 GF_OMP_FOR_KIND_GRID_LOOP.
2655 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
2656 (pp_gimple_stmt_1): Likewise.
2657 * gimple-walk.c (walk_gimple_stmt): Likewise.
2658 * gimple.c (gimple_build_omp_grid_body): New function.
2659 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
2660 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
2661 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
2662 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
2663 GF_OMP_TEAMS_GRID_PHONY.
2664 (gimple_statement_omp_single_layout): Updated comments.
2665 (gimple_build_omp_grid_body): New function.
2666 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
2667 (gimple_omp_for_grid_phony): New function.
2668 (gimple_omp_for_set_grid_phony): Likewise.
2669 (gimple_omp_parallel_grid_phony): Likewise.
2670 (gimple_omp_parallel_set_grid_phony): Likewise.
2671 (gimple_omp_teams_grid_phony): Likewise.
2672 (gimple_omp_teams_set_grid_phony): Likewise.
2673 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
2674 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
2675 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
2676 (BUILT_IN_GOMP_TARGET): Updated type.
2677 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
2678 (adjust_for_condition): New function.
2679 (get_omp_for_step_from_incr): Likewise.
2680 (extract_omp_for_data): Moved parts to adjust_for_condition and
2681 get_omp_for_step_from_incr.
2682 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
2683 (fixup_child_record_type): Bail out if receiver_decl is NULL.
2684 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
2685 (scan_omp_parallel): Do not create child functions for phony
2687 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
2688 (scan_omp_1_op): Checking assert we are not remapping to
2689 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
2690 (parallel_needs_hsa_kernel_p): New function.
2691 (expand_parallel_call): Register apprpriate parallel child
2692 functions as HSA kernels.
2693 (grid_launch_attributes_trees): New type.
2694 (grid_attr_trees): New variable.
2695 (grid_create_kernel_launch_attr_types): New function.
2696 (grid_insert_store_range_dim): Likewise.
2697 (grid_get_kernel_launch_attributes): Likewise.
2698 (get_target_argument_identifier_1): Likewise.
2699 (get_target_argument_identifier): Likewise.
2700 (get_target_argument_value): Likewise.
2701 (push_target_argument_according_to_value): Likewise.
2702 (get_target_arguments): Likewise.
2703 (expand_omp_target): Call get_target_arguments instead of looking
2704 up for teams and thread limit.
2705 (grid_expand_omp_for_loop): New function.
2706 (grid_arg_decl_map): New type.
2707 (grid_remap_kernel_arg_accesses): New function.
2708 (grid_expand_target_kernel_body): New function.
2709 (expand_omp): Call it.
2710 (lower_omp_for): Do not emit phony constructs.
2711 (lower_omp_taskreg): Do not emit phony constructs but create for them
2712 a temporary variable receiver_decl.
2713 (lower_omp_taskreg): Do not emit phony constructs.
2714 (lower_omp_teams): Likewise.
2715 (lower_omp_grid_body): New function.
2716 (lower_omp_1): Call it.
2717 (grid_reg_assignment_to_local_var_p): New function.
2718 (grid_seq_only_contains_local_assignments): Likewise.
2719 (grid_find_single_omp_among_assignments_1): Likewise.
2720 (grid_find_single_omp_among_assignments): Likewise.
2721 (grid_find_ungridifiable_statement): Likewise.
2722 (grid_target_follows_gridifiable_pattern): Likewise.
2723 (grid_remap_prebody_decls): Likewise.
2724 (grid_copy_leading_local_assignments): Likewise.
2725 (grid_process_kernel_body_copy): Likewise.
2726 (grid_attempt_target_gridification): Likewise.
2727 (grid_gridify_all_targets_stmt): Likewise.
2728 (grid_gridify_all_targets): Likewise.
2729 (execute_lower_omp): Call grid_gridify_all_targets.
2730 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
2731 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
2732 (tree_omp_clause): Added union field dimension.
2733 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
2734 * tree.c (omp_clause_num_ops): Added number of arguments of
2735 OMP_CLAUSE__GRIDDIM_.
2736 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
2737 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
2738 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
2739 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
2740 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
2741 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
2742 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
2743 * tree-pass.h (make_pass_gen_hsail): Declare.
2744 (make_pass_ipa_hsa): Likewise.
2745 * ipa-hsa.c: New file.
2746 * lto-section-in.c (lto_section_name): Add hsa section name.
2747 * lto-streamer.h (lto_section_type): Add hsa section.
2748 * timevar.def (TV_IPA_HSA): New.
2749 * hsa-brig-format.h: New file.
2750 * hsa-brig.c: New file.
2751 * hsa-dump.c: Likewise.
2752 * hsa-gen.c: Likewise.
2755 * toplev.c (compile_file): Call hsa_output_brig.
2756 * hsa-regalloc.c: New file.
2758 2016-01-18 Jeff Law <law@redhat.com>
2760 PR tree-optimization/69320
2761 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
2762 ranged object, do nothing if the RHS constant is not [0..1].
2763 (optimize_stmt): Comparing a boolean ranged object against a
2764 constant outside [0..1] results in a compile-time constant.
2766 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
2769 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
2771 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2772 (Option Summary): Update to reflect new section and moved options.
2773 (C++ Dialect Options): Move -fstats to new section.
2774 (Debugging Options): Move all dump, statistics, and other GCC
2775 developer options to new section. Rewrite section introduction
2776 and re-order remaining options to put the more basic ones first.
2777 (Optimization Options): Move -fira-verbose and -flto-report* to
2779 (Developer Options): New section incorporating moved options.
2780 * doc/cppopts.texi (-dM): Update cross-reference.
2782 2016-01-18 Richard Henderson <rth@redhat.com>
2785 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
2786 operands to pseudo only if CSE is expected. Split long immediate
2787 operands only after reload, and for the stack pointer.
2788 (*add<GPI>3_pluslong): Remove.
2789 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
2790 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
2791 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
2792 (*add<GPI>3 peepholes): New.
2793 (*add<GPI>3 splitters): New.
2794 * config/aarch64/constraints.md (Upl): New.
2795 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
2797 2016-01-18 Richard Biener <rguenther@suse.de>
2799 PR tree-optimization/69297
2800 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
2802 (vect_bb_vectorization_profitable_p): Clear visited flag again.
2804 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
2807 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
2808 of mixind vector and scalar types.
2809 (fold_relational_const): Add handling of vector
2810 comparison with boolean result.
2811 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
2812 comparison of vector operands with boolean result for EQ/NE only.
2813 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
2814 (verify_gimple_cond): Likewise.
2815 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
2818 2016-01-18 Joseph Myers <joseph@codesourcery.com>
2820 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
2823 2016-01-18 Richard Biener <rguenther@suse.de>
2826 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
2828 2016-01-18 Tom de Vries <tom@codesourcery.com>
2830 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
2832 2016-01-18 Tom de Vries <tom@codesourcery.com>
2834 * omp-low.c (set_oacc_fn_attrib): Make extern.
2835 * omp-low.h (set_oacc_fn_attrib): Declare.
2836 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
2837 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
2838 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
2839 Add and handle function parameter oacc_kernels_p.
2840 (find_reduc_addr, get_omp_data_i_param): New function.
2841 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
2842 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
2843 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
2844 Calculate dominance info. Skip loops that are not in a kernels region
2845 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
2846 (pass_parallelize_loops::execute): Call parallelize_loops with
2847 oacc_kernels_p argument.
2848 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
2849 New member function.
2850 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
2851 * passes.def: Add argument to pass_parallelize_loops instantation.
2853 2016-01-18 Tom de Vries <tom@codesourcery.com>
2855 * tree-parloops.c (pass_parallelize_loops::execute): Allow
2856 pass_parallelize_loops to be run outside the loop pipeline.
2858 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2860 * tree-scalar-evolution.c (follow_copies_to_constant): New.
2861 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
2863 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2866 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
2867 using get_ref_base_and_extent.
2868 (equal_mem_array_ref_p): New.
2869 (hashable_expr_equal_p): Add call to previous.
2871 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2874 * tree-sra.c (disqualified_constants, constant_decl_p): New.
2875 (sra_initialize): Allocate disqualified_constants.
2876 (sra_deinitialize): Free disqualified_constants.
2877 (disqualify_candidate): Update disqualified_constants when appropriate.
2878 (create_access): Scan for constant-pool entries as we go along.
2879 (scalarizable_type_p): Add check against type_contains_placeholder_p.
2880 (maybe_add_sra_candidate): Allow constant-pool entries.
2881 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
2882 (initialize_constant_pool_replacements): New.
2883 (sra_modify_assign): Avoid mangling assignments created by previous,
2884 and don't generate writes into constant pool.
2885 (sra_modify_function_body): Call initialize_constant_pool_replacements.
2887 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2889 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
2891 (scalar_chain::convert_op): Likewise.
2892 * config/i386/i386.md (*andndi3_doubleword): New.
2894 2016-01-18 Richard Biener <rguenther@suse.de>
2896 PR tree-optimization/69170
2897 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
2898 building a vector from scalar results of a pattern stmt.
2900 2016-01-18 Jakub Jelinek <jakub@redhat.com>
2902 * haifa-sched.c (autopref_multipass_init): Work around
2903 -Wmaybe-uninitialized warning.
2905 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2907 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
2908 against the constant 0.
2910 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2912 PR tree-optimization/68799
2913 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
2914 look up phi candidates in the statement-candidate map.
2915 (phi_add_costs): Likewise.
2916 (record_phi_increments): Likewise.
2917 (phi_incr_cost): Likewise.
2918 (ncd_with_phi): Likewise.
2919 (all_phi_incrs_profitable): Likewise.
2921 2016-01-17 Jakub Jelinek <jakub@redhat.com>
2923 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
2924 -Wmaybe-uninitialized warning.
2926 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
2928 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2929 (Option Summary): Update to reflect new section and moved options.
2930 (C++ Dialect Options): Move -fvtable-verify and related options.
2931 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
2932 and profiling-related options.
2933 (Optimization Options): Move profile generation options and
2934 -fstack-protector and related options.
2935 (Instrumentation Options): New section incorporating moved options.
2936 (Code Generation Options): Move -finstrument-functions and
2937 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
2939 2016-01-16 Tom de Vries <tom@codesourcery.com>
2941 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
2943 2016-01-16 Tom de Vries <tom@codesourcery.com>
2945 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
2947 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
2949 * hash-table.h (hash_table::empty): Turn into an inline wrapper
2950 that checks whether the table is already empty. Rename the
2951 original implementation to...
2952 (hash_table::empty_slot): ...this new private function.
2954 2016-01-15 David Malcolm <dmalcolm@redhat.com>
2957 * diagnostic-show-locus.c (layout::print_source_line): Move x
2958 offset of line until after call to
2959 get_line_width_without_trailing_whitespace.
2961 2016-01-15 Jeff Law <law@redhat.com>
2963 PR tree-optimization/69270
2964 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
2965 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
2966 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
2967 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
2968 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2969 ssa_name_has_boolean_range and constant_boolean_node.
2971 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
2973 PR rtl-optimization/69030
2974 * lra-spills.c (remove_pseudos): Check nrefs and make the function
2976 (spill_pseudos): Delete debug insn for dead pseudo.
2977 (lra_spill): Initiate spill_hard_reg and slots memory separately.
2979 2016-01-15 Jiong Wang <jiong.wang@arm.com>
2981 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
2983 (TYPES_UNOPUS): Likewise.
2984 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
2985 builtin type, from UNOP to UNOPUS.
2986 (lbtruncuv4sf): Likewise.
2987 (lbtruncuv2df): Likewise.
2988 (lrounduv2sf): Likewise.
2989 (lrounduv4sf): Likewise.
2990 (lrounduv2df): Likewise.
2991 (lroundusf): Likewise.
2992 (lroundusf): Likewise.
2993 (lceiluv2sf): Likewise.
2994 (lceiluv4sf): Likewise.
2995 (lceiluv2df): Likewise.
2996 (lceilusf): Likewise.
2997 (lceiludf): Likewise.
2998 (lflooruv2sf): Likewise.
2999 (lflooruv4sf): Likewise.
3000 (lflooruv2df): Likewise.
3001 (lfloorusf): Likewise.
3002 (lfloorudf): Likewise.
3003 (lfrintnuv2sf): Likewise.
3004 (lfrintnuv4sf): Likewise.
3005 (lfrintnuv2df): Likewise.
3006 (lfrintnusf): Likewise.
3007 (lfrintnudf): Likewise.
3008 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3010 (vcvtq_u32_f32): Likewise.
3011 (vcvtq_u64_f64): Likewise.
3012 (vcvta_u32_f32): Likewise.
3013 (vcvtaq_u32_f32): Likewise.
3014 (vcvtaq_u64_f64): Likewise.
3015 (vcvtm_u32_f32): Likewise.
3016 (vcvtmq_u32_f32): Likewise.
3017 (vcvtmq_u64_f64): Likewise.
3018 (vcvtn_u32_f32): Likwise.
3019 (vcvtnq_u32_f32): Likewise.
3020 (vcvtnq_u64_f64): Likewise.
3021 (vcvtp_u32_f32): Likewise.
3022 (vcvtpq_u32_f32): Likewise.
3023 (vcvtpq_u64_f64): Likewise.
3024 (vcvtmd_u64_f64): Likewise.
3025 (vcvtms_u32_f32): Likewise.
3026 (vcvtad_u64_f64): Likewise.
3027 (vcvtas_u32_f32): Likewise.
3028 (vcvtnd_u64_f64): Likewise.
3029 (vcvtns_u32_f32): Likewise.
3030 (vcvtpd_u64_f64): Likewise.
3031 (vcvtps_u32_f32): Likewise.
3033 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3035 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3036 CSEL of zero_extended registers.
3038 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3040 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3041 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3043 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3045 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3046 false when argument string is not found in the attributes table
3049 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3052 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3053 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3054 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3057 2016-01-15 Richard Biener <rguenther@suse.de>
3059 PR tree-optimization/66856
3060 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3061 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3062 (vect_create_new_slp_node): Increment stmt reference count.
3063 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3064 an SLP tree before swapping operands.
3065 (vect_build_slp_tree): Likewise.
3066 (destroy_bb_vec_info): Free stmt info after SLP instances.
3067 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3068 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3069 (STMT_VINFO_NUM_SLP_USES): New macro.
3071 2016-01-15 Richard Biener <rguenther@suse.de>
3074 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3075 (add_linkage_name): ... here.
3076 (gen_typedef_die): Use add_linkage_name_raw instead of
3077 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3080 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3082 * gimplify.c (oacc_default_clause): Decode reference and pointer
3083 types for both kernels and parallel regions.
3085 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3088 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3090 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3092 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3093 (convert_scalars_to_vector): Likewise.
3095 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3097 * doc/extend.texi (Type Traits): Fix grammar.
3099 2016-01-15 Martin Jambor <mjambor@suse.cz>
3101 * tree-inline.c (remap_decl): Use existing dclarations if
3102 remapping a type and prevent_decl_creation_for_types.
3103 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3104 decls first. Do real remapping with
3105 prevent_decl_creation_for_types set.
3106 * tree-inline.h (copy_body_data): New field
3107 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3110 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3112 * config/s390/s390.opt (mmvcle): More verbose help text.
3114 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3116 * config/s390/s390.opt: Add period to -mzvector option text.
3118 2016-01-15 Richard Biener <rguenther@suse.de>
3120 PR tree-optimization/68961
3121 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3122 of invariants in stores again.
3124 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3126 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3128 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3130 * config/i386/i386.c (ix86_expand_branch): Don't split
3131 DI mode xor instruction to SI mode.
3133 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3136 * ipa-icf.c (sem_function::merge): Virtual functions may become
3137 reachable even if they address is not taken and there are no
3140 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3142 * lto-streamer-out.c (subtract_estimated_size): New function.
3143 (get_symbol_initial_value): Use it.
3145 2016-01-15 Christian Bruel <christian.bruel@st.com>
3148 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3149 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3150 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3151 use add_builtin_function_ext_scope instead of add_builtin_function.
3152 (neon_set_p, neon_crypto_set_p): Remove.
3153 (arm_init_builtins): Always call arm_init_neon_builtins and
3154 arm_init_crypto_builtins.
3155 (arm_expand_builtin): Check that builtins are allowed for the arch.
3156 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3157 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3158 arm_init_neon_builtins call.
3160 2016-01-15 Richard Biener <rguenther@suse.de>
3162 PR tree-optimization/69117
3163 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3164 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3165 of the leader conservatively.
3166 (free_scc_vn): Restore original SSA name infos.
3168 2016-01-14 Jeff Law <law@redhat.com>
3170 PR tree-optimization/69270
3171 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3172 single bit of precision, verify it's also unsigned.
3173 (record_edge_info): Use constant_boolean_node rather than fold_convert
3174 to convert boolean_true/boolean_false to the right type.
3176 2016-01-14 Richard Henderson <rth@redhat.com>
3179 * loop-doloop.c (record_reg_sets): New.
3180 (doloop_optimize): Reject the transform if the sequence
3181 clobbers registers live at the end of the loop block.
3182 (doloop_optimize_loops): Enable df_live if needed.
3184 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3186 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3187 * gcc/config/rs6000/rs6000.c: Likewise.
3188 * gcc/config/rs6000/rs6000.h: Likewise.
3189 * gcc/config/rs6000/rs6000.md: Likewise.
3190 * gcc/doc/extend.texi: Likewsie.
3192 2016-01-14 Jeff Law <law@redhat.com>
3194 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3197 2016-01-14 Richard Henderson <rth@redhat.com>
3201 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3202 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3203 instead of builtin_decl_declared_p to test for declaration.
3205 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3207 * doc/loop.texi (Loop Analysis and Representation): Document
3208 loop_depth function.
3210 2016-01-14 Tom de Vries <tom@codesourcery.com>
3212 PR tree-optimization/68773
3213 * omp-low.c (expand_omp_target): Don't set force_output.
3214 * varpool.c (varpool_node::get_create): Same.
3215 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3216 offload_funcs with force_output.
3218 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3221 * lra-eliminations.c (move_plus_up): Don't change anything if either
3222 the outer or inner subreg mode is not MODE_INT.
3223 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3224 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3226 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3228 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3229 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3230 reduc_uplus_@var{m}): Remove.
3231 * expr.c (expand_expr_real_2): Remove expansion path for
3232 reduc_[us](min|max|plus) optabs.
3233 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3234 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3235 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3236 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3237 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3238 reduc_[us](min|max|plus) optabs.
3240 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3242 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3243 (reduc_plus_scal_v2sf): New.
3244 (reduc_smax_v2sf): Rename to...
3245 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3246 (reduc_smin_v2sf): Rename to...
3247 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3249 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3251 * alias.c (compare_base_symbol_refs): New function.
3252 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3255 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3258 PR tree-optimization/69155
3259 * tree-complex.c: Include cfganal.h.
3260 (phis_to_revisit): New variable.
3261 (extract_component): Add phiarg_p argument. Assert that returned
3262 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3263 (update_phi_components): Partly rewrite to use loop over real/imag
3264 components instead of code duplication. If extract_component returns
3265 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3266 create_tmp_reg into the PHI node instead, and mention the phi triplet
3268 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3269 in phis_to_revisit at the end.
3271 2016-01-14 Richard Biener <rguenther@suse.de>
3273 PR tree-optimization/68060
3274 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3275 outer loop reduction is only used in the inner loop before
3276 detecting a double reduction.
3278 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3281 * combine.c (expand_field_assignment): Punt if compute_mode is
3282 unsupported scalar mode.
3284 2016-01-14 Richard Biener <rguenther@suse.de>
3286 PR tree-optimization/66856
3287 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3288 SLP node only if it built successfully.
3289 (vect_analyze_slp_instance): Adjust.
3291 2016-01-14 Jeff Law <law@redhat.com>
3293 PR tree-optimization/69270
3294 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3295 (record_edge_info): Use it. Convert boolean_{true,false}_node
3298 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3301 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3302 use block_ultimate_origin
3303 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3305 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3307 * doc/invoke.texi (Submodel Options): Rename section to
3308 "Machine-Dependent Options" to better reflect its content.
3309 Rewrite introductory text to remove archaic CPU names.
3312 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3314 * doc/invoke.texi (Code Gen Options): Move section up in file,
3315 before target-specific options. Update menu and option summary
3316 to reflect the new section ordering.
3318 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3320 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3321 (C++ Dialect Options): Add cross-reference to -std option.
3322 * doc/standards.texi (C++ Language): Document C++14 support.
3324 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3326 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3327 for pack/unpack functions for __ibm128.
3328 (PACK_IF): Likewise.
3329 (UNPACK_IF): Likewise.
3331 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3332 support for __ibm128 pack/unpack functions.
3333 (rs6000_invalid_builtin): Likewise.
3334 (rs6000_init_builtins): Likewise.
3335 (rs6000_opt_masks): Likewise.
3337 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3338 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3340 (RS6000_BTM_COMMON): Likewise.
3342 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3343 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3344 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3345 128-bit floating point. Add support for the double values to be
3346 in Altivec registers for TF/IF packing and unpacking, but restrict
3347 TD packing sub-fields to be FPR registers. Don't allow overlapped
3348 register support for packing. Allow pack inputs to be memory
3349 locations. Don't build generator functions for unpack<mode>_dm
3350 and unpack<mode>_nodm.
3351 (unpack<mode>_dm): Likewise.
3352 (unpack<mode>_nodm): Likewise.
3353 (pack<mode>): Likewise.
3355 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3356 built-in functions to pack/unpack explicit __ibm128 values.
3357 (__builtin_unpack_ibm128): Likewise.
3359 * doc/extend.texi (PowerPC Built-in Functions): Document
3360 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3362 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3365 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3366 Add new arg loc and pass it down as context.
3367 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3368 to the location to use for the warning.
3369 (check_function_arguments): New arg loc. All callers changed. Pass
3370 it to check_function_nonnull.
3371 * c-common.h (check_function_arguments): Adjust declaration.
3373 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3375 PR tree-optimization/69156
3376 * gimple.c (validate_type): Removed.
3377 (gimple_builtin_call_types_compatible_p): Use
3378 useless_type_conversion_p instead of validate_type.
3379 * value-prof.c (gimple_stringop_fixed_value): Fold
3380 icall_size to correct type.
3382 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3384 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3387 2016-01-13 Richard Henderson <rth@redhat.com>
3390 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3391 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3392 (ix86_builtin_tm_store): Remove.
3393 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3394 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3395 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3396 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3397 * doc/tm.texi: Rebuild.
3399 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3400 (BUILT_IN_TM_MEMCPY_RTWN): New.
3401 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3402 fallback from vector to integer helpers.
3403 (build_tm_load): Handle vector types directly, instead of
3405 (build_tm_store): Likewise.
3406 (expand_assign_tm): Prepare for register types not handled by
3407 the above. Copy them to memory and use memcpy.
3408 * tree.c (tm_define_builtin): New.
3409 (find_tm_vector_type): New.
3410 (build_tm_vector_builtins): New.
3411 (build_common_builtin_nodes): Call it.
3413 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3415 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3416 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3418 2016-01-13 Tom de Vries <tom@codesourcery.com>
3420 PR tree-optimization/69169
3421 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3422 handled_struct_type param.
3423 (create_variable_info_for, intra_create_variable_infos): Call
3424 create_variable_info_for_1 with extra arg.
3426 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3428 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3429 and "armv8.1-a+crc" entries.
3431 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3434 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3435 Change first operand predicate from register_or_constm1_operand
3436 to register_operand.
3437 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3438 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3439 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3440 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3441 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3442 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3443 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3444 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3445 comparison with constm1_rtx from vec_prefetch_gen part.
3447 2016-01-13 Richard Biener <rguenther@suse.de>
3449 PR tree-optimization/69013
3450 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3451 Exchange assert for a test.
3453 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3456 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3458 2016-01-13 Richard Biener <rguenther@suse.de>
3460 PR tree-optimization/69242
3461 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3462 assert with a check.
3464 2016-01-13 Richard Biener <rguenther@suse.de>
3466 PR tree-optimization/69186
3467 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3468 Properly guard vect_update_misalignment_for_peel call.
3470 2016-01-12 Jeff Law <law@redhat.com>
3472 PR tree-optimization/pr67755
3473 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3474 "need_profile_correction".
3475 (thread_block_1): Initialize new field to false by default. If we
3476 have multiple thread paths through a common joiner to different
3477 final targets, then set new field to true.
3478 (compute_path_counts): Only do count adjustment when it's really
3481 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3483 * doc/invoke.texi (Spec Files): Move section down in file, past
3484 all command-line option descriptions.
3486 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3489 * doc/gty.texi: Remove documentation of mark_hook.
3490 * gengtype.c (struct write_types_data): Remove code to support
3491 mark_hook attribute.
3492 (walk_type): Likewise.
3493 (write_func_for_structure): Likewise.
3495 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3497 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
3498 Directory Options, and -specs= to Overall Options.
3499 (Overall Options): Adjust similarly. Reorder to group related
3500 options together. Make -specs= cross-reference the spec file details.
3501 (Directory Options): Adjust similarly.
3503 2016-01-12 Jeff Law <law@redhat.com>
3505 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
3507 2016-01-12 Olivier Hainque <hainque@adacore.com>
3509 * gcc.c (spec_undefvar_allowed): New global.
3510 (process_command): Set to true when running for --version or --help,
3512 (getenv_spec_function): When the variable is not defined, use the
3513 variable name as the variable value if we're allowed not to issue
3516 2016-01-12 Bin Cheng <bin.cheng@arm.com>
3518 PR tree-optimization/68911
3519 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
3520 information computed for expression "init + nit * step".
3522 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3524 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
3525 about name of GCC executable. Remove deleted node from menu.
3526 (Directory Options) <-B>: Remove cross-reference to deleted node.
3527 (Target Options): Delete section.
3529 2016-01-12 Christian Bruel <christian.bruel@st.com>
3532 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
3533 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
3535 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3538 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
3539 aligned_mem is properly set for AVX512-VL floating point masked
3543 * ifcvt.c (cond_exec_process_if_block): When removing the last
3544 insn from then_bb, remove also any possible barriers that follow it.
3546 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
3550 * config/i386/iamcu.h (SIZE_TYPE): New macro.
3551 (PTRDIFF_TYPE): Likewise.
3552 (WCHAR_TYPE): Likewise.
3553 (WCHAR_TYPE_SIZE): Likewise.
3554 (STDINT_LONG32): Likewise.
3556 2016-01-12 Richard Biener <rguenther@suse.de>
3558 PR tree-optimization/69053
3559 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
3560 convert initial value for cond reductions.
3562 2016-01-12 Richard Biener <rguenther@suse.de>
3564 PR tree-optimization/69007
3565 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
3566 widen_sum after dot_prod and sad.
3568 2016-01-12 Richard Biener <rguenther@suse.de>
3570 PR tree-optimization/69168
3571 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
3572 pattern stmt SLP type.
3573 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
3574 end up unused so cope with that case.
3576 2016-01-12 Richard Biener <rguenther@suse.de>
3578 PR tree-optimization/69157
3579 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3580 stmts def type only during analyze phase.
3581 (vectorizable_call): Likewise.
3582 (vectorizable_simd_clone_call): Likewise.
3583 (vectorizable_conversion): Likewise.
3584 (vectorizable_assignment): Likewise.
3585 (vectorizable_shift): Likewise.
3586 (vectorizable_operation): Likewise.
3587 (vectorizable_store): Likewise.
3588 (vectorizable_load): Likewise.
3590 2016-01-12 Richard Biener <rguenther@suse.de>
3592 PR tree-optimization/69174
3593 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3595 (vectorizable_load): Properly compute the number of loads needed
3596 for permuted strided SLP loads and do not spuriously assign
3597 to SLP_TREE_VEC_STMTS.
3599 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
3601 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3602 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3603 (MD_EXEC_PREFIX): Remove.
3604 (MD_STARTFILE_PREFIX) Removee.
3605 (FILE_NAME_ABSOLUTE_P): Remove.
3606 (CPP_SPEC): Do not read macros from sys/version.h.
3607 (LINK_COMMAND_SPEC): Remove.
3608 (LOCAL_INCLUDE_DIR): Remove.
3609 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
3610 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
3611 (POST_LINK_SPEC): Define to invoke stubify after linker
3612 (LIBSTDCXX): Remove define
3613 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
3614 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
3615 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
3616 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
3617 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
3618 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
3619 (i386_djgpp_asm_named_section): Add propotype of new procedure
3621 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
3622 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
3623 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
3624 in config/i386/djgpp.h).
3625 (STANDARD_STARTFILE_PREFIX_2): Define identical to
3626 STANDARD_STARTFILE_PREFIX_1.
3627 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
3628 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
3629 installation errors.
3630 (MAX_OFILE_ALIGNMENT): Define to 128.
3631 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
3633 * config/i386/djgpp.c: New file. Add implementation of
3634 i386_djgpp_asm_named_section.
3636 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
3638 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
3639 Add rule for building djgpp.o.
3641 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3643 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
3644 (rtx_is_swappable_p): Reductions are swappable.
3645 (insn_is_swappable_p): V2DF reductions are swappable.
3647 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
3649 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
3650 reloads for other unsupported memory operands.
3652 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3653 Jim Wilson <jim.wilson@linaro.org>
3656 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
3657 copy_to_mode_reg instead of force_reg.
3659 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3662 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
3663 TARGET_80387 is true.
3665 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3668 * lra-eliminations.c (move_plus_up): Only move plus up
3669 if subreg of the constant can be simplified into constant
3670 and use the simplified subreg of the constant instead of
3671 the original constant.
3673 * fold-const.c (fold_convertible_p): Don't return true
3674 for conversion of VECTOR_TYPE to same sized integral type.
3675 (fold_convert_loc): Fix up formatting. Fold conversion of
3676 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
3677 instead of NOP_EXPR.
3679 PR tree-optimization/69214
3680 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
3681 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3684 PR tree-optimization/69207
3685 * tree-vect-slp.c (vect_get_constant_vectors): For
3686 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
3687 fold_convertible_p to vector_type's element type, and always
3688 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
3690 2016-01-11 Richard Biener <rguenther@suse.de>
3692 PR tree-optimization/69173
3693 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
3694 fixup the cycle if all stmts are in a pattern.
3696 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
3699 * alias.c (base_alias_check): Move check for addresses with
3700 alignment ANDs before the call for compare_base_decls.
3701 (memrefs_conflict_p): Return -1 for different decls
3702 that went through alignment adjustments.
3704 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3706 PR rtl-optimization/68796
3707 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
3708 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
3709 and QImode comparisons against zero with CC_NZmode.
3710 * config/aarch64/iterators.md (short_mask): New mode_attr.
3712 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3714 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
3715 (<avx512>_store<mode>_mask): Likewise.
3717 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
3718 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3720 PR rtl-optimization/68841
3721 * ifcvt.c (struct noce_if_info): Add orig_x field.
3722 (bbs_ok_for_cmove_arith): Add to_rename parameter.
3723 Don't record conflicts on to_rename if it's present.
3724 Allow memory destinations in sets.
3725 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
3726 blocks, passing orig_x to the checks.
3727 (noce_process_if_block): Set if_info->orig_x appropriately.
3729 2016-01-11 Tom de Vries <tom@codesourcery.com>
3731 PR tree-optimization/69069
3732 * tree-parloops.c (create_parallel_loop): Add missing phi args.
3734 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
3736 PR rtl-optimization/68920
3737 * config/i386/i386.c (ix86_option_override_internal): Restrict number
3738 of conditional moves for RTL if-conversion to 1 for
3739 TARGET_ONE_IF_CONV_INSN.
3740 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
3741 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
3742 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
3743 parameter to restirct number of conditional moves for
3745 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
3746 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
3749 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
3752 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
3753 onepart vars. Fix typo in comment. Fix reversed condition in
3755 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
3758 * var-tracking.c (dump_onepart_variable_differences): New.
3759 (dataflow_set_different): If a detailed dump is requested,
3760 delay early returns and dump differences between onepart
3761 variables present before and after, and added variables.
3763 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3766 * expr.c (expand_expr_real_1): For boolean vector constants
3767 with a scalar mode use const_scalar_mask_from_tree.
3768 (const_scalar_mask_from_tree): New.
3769 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
3770 assigned to a mask type to handle constants.
3772 2016-01-11 Martin Jambor <mjambor@suse.cz>
3775 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
3776 useless parameters if we cannot change function signature.
3778 2016-01-11 Martin Jambor <mjambor@suse.cz>
3781 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
3784 2016-01-11 Tom de Vries <tom@codesourcery.com>
3786 PR tree-optimization/69109
3787 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
3790 2016-01-11 Tom de Vries <tom@codesourcery.com>
3792 PR tree-optimization/69108
3793 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
3794 res is not used in a phi.
3796 2016-01-11 Yury Gribov <y.gribov@samsung.com>
3799 * common.opt (frandom-seed): Fix parameter name.
3800 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
3802 2016-01-11 Tom de Vries <tom@codesourcery.com>
3804 PR tree-optimization/69058
3805 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
3808 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
3810 * config/arc/arc.opt (mdiv-rem): Add period to the end.
3811 (mcode-density): Likewise.
3813 2016-01-10 Tom de Vries <tom@codesourcery.com>
3815 PR tree-optimization/69062
3816 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
3817 (parallelize_loops): Don't paralelize loop that has phi with address
3820 2016-01-10 Tom de Vries <tom@codesourcery.com>
3822 PR tree-optimization/69039
3823 * tree-parloops.c (try_create_reduction_list): Only allow single exit
3826 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
3829 * match.pd: Require target has function_c99_misc before doing
3830 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
3832 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
3834 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
3836 * configure: Regenerate.
3838 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3841 PR tree-optimization/69097
3842 * fold-const.h (expr_not_equal_to): New prototype.
3843 * fold-const.c: Include stringpool.h and tree-ssanames.h.
3844 (expr_not_equal_to): New function.
3845 * match.pd (X % -Y is the same as X % Y): Don't optimize
3846 unless X is known not to be equal to minimum or Y is known
3847 not to be equal to -1.
3848 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
3849 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
3850 (simplify_stmt_using_ranges): Adjust caller.
3851 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
3852 substitute_and_fold.
3854 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
3856 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
3859 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3861 PR tree-optimization/69167
3862 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
3863 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
3865 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
3867 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3868 Richard Biener <rguenther@suse.de>
3870 PR tree-optimization/68707
3871 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
3872 instances that can be handled via vect_load_lanes.
3874 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
3876 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
3877 if we can't determine address equivalence.
3878 * alias.c (compare_base_decl): Update for changed return value of
3879 symtab_node::equal_address_to.
3881 2016-01-08 Jason Merrill <jason@redhat.com>
3885 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
3886 * expr.c (store_field): Not here.
3887 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
3888 call with TREE_ADDRESSABLE type.
3889 * tree-cfg.c (verify_gimple_call): Adjust.
3891 2016-01-08 Olivier Hainque <hainque@adacore.com>
3893 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
3896 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3898 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
3899 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
3900 (reduc_smin_v2sf): Rename to...
3901 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
3902 (reduc_splus_v2sf): Rename to...
3903 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
3905 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3907 PR tree-optimization/69162
3908 * gimplify.c (gimplify_va_arg_expr): Encode original type of
3909 valist argument in another argument.
3910 (gimplify_modify_expr): Adjust for the above change. Cleanup.
3911 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
3912 to determine the va_list type, build a MEM_REF instead of
3913 build_fold_indirect_ref.
3915 PR tree-optimization/69172
3916 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
3919 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
3921 PR tree-optimization/67781
3922 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3923 and cmpnop in two steps: first the ones not accessed in original
3924 gimple expression in a endian independent way and then the ones not
3925 accessed in the final result in an endian-specific way.
3927 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3929 PR tree-optimization/69083
3930 * tree-vect-slp.c (vect_get_constant_vectors): For
3931 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
3932 element type. If op is fold_convertible_p to vector_type's element
3933 type, use NOP_EXPR instead of VCE.
3935 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
3937 PR rtl-optimization/67778
3938 PR rtl-optimization/68634
3939 PR rtl-optimization/68909
3940 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
3941 block from the stack until done with it. Remove a superfluous
3942 bitmap set. Remove a superfluous bitmap test.
3944 2016-01-07 Martin Sebor <msebor@redhat.com>
3947 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
3948 constraint on the type of arguments.
3950 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
3952 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
3953 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
3954 unaligned_access on the gcc_options set.
3955 * config/arm/arm.c (arm_option_override_internal): Use
3956 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
3958 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3961 * config/i386/i386.c (ix86_frame_pointer_required): Enable
3962 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
3964 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3967 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3970 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3971 depending on frame_pointer_needed before remaining integer and SSE
3972 registers are saved.
3974 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
3977 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
3979 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
3982 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
3983 Use the "xBm" constraint.
3984 (float<sseintvecmodelower><mode>2<mask_name><round_name):
3986 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
3987 (sse_cvtsi2ssq<round_name>): Likewise.
3988 (sse_cvtss2si<round_name>): Likewise.
3989 (sse_cvtss2siq<round_name>): Likewise.
3990 (sse2_cvtsi2sdq<round_name>): Likewise.
3991 (sse2_cvtsd2si<round_name>): Likewise.
3992 (sse2_cvtsd2siq<round_name>): Likewise.
3993 * config/i386/subst.md (round_nimm_scalar_predicate): New
3996 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
3999 * varasm.c (make_decl_rtl): Mark invalid register vars as
4002 PR rtl-optimization/66206
4003 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4004 All callers changed.
4006 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4008 PR tree-optimization/69141
4009 * tree-ssa-pre.c: Include langhooks.h.
4010 (eliminate_dom_walker::before_dom_children): Use
4011 lang_hooks.decl_printable_name instead of
4012 cgraph_node::get ()->name ().
4015 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4016 it and DECL_ALIGN too.
4018 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4020 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4022 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4025 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4026 depending on frame_pointer_needed before remaining integer and SSE
4027 registers are saved.
4029 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4031 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4032 mode iterator with VSX_M2.
4033 (*p9_vecstore_<mode>): Likewise.
4034 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4035 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4036 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4037 (define_split for VSX_LE128 stores): Likewise.
4038 (define_peephole2 for TImode LE swaps): Likewise.
4039 (define_split for VSX_LE128 post-reload stores): Likewise.
4041 2016-01-06 Marek Polacek <polacek@redhat.com>
4044 * convert.c (convert_to_integer_1): Adjust call to
4045 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4046 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4047 EXPR instead of ARG.
4048 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4050 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4053 * doc/extend.texi (RL78 Variable Attributes): New section.
4055 2016-01-05 Marek Polacek <polacek@redhat.com>
4058 * builtins.c (get_memmodel): Use expansion point location rather than
4059 the input location. Call warning_at rather than warning.
4060 (expand_builtin_atomic_compare_exchange): Likewise.
4061 (expand_builtin_atomic_load): Likewise.
4062 (expand_builtin_atomic_store): Likewise.
4063 (expand_builtin_atomic_clear): Likewise.
4065 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4068 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4069 Replace nonimmediate_operand with vector_operand.
4070 * config/i386/predicates.md (vector_operand): New predicate.
4071 (general_vector_operand): Replace nonimmediate_operand with
4073 * config/i386/sse.md: Replace nonimmediate_operand with
4074 vector_operand and m constraint with Bm constraint on SSE
4075 patterns with 16-byte memory operand.
4076 * config/i386/subst.md (round_nimm_predicate): Replace
4077 nonimmediate_operand with vector_operand.
4078 (round_saeonly_nimm_predicate): Likewise.
4079 (round_saeonly_nimm_scalar_predicate): New.
4081 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/i386/constraints.md (Bm): New constraint.
4085 * config/i386/predicates.md (vector_memory_operand): New
4087 * config/i386/sse.md: Replace xm with xBm in plusminus and
4090 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4093 * doc/extend.texi (V850 Function Attributes): New section.
4094 (V850 Variable Attributes): New section.
4096 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4099 * doc/extend.texi (MicroBlaze Function Attributes): Document
4100 interrupt_handler and fast_interrupt attributes.
4102 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4105 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4106 for local symbolic operands.
4107 * config/ia64/predicates.md (local_symbolic_operand64): New
4110 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4112 PR rtl-optimization/68651
4113 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4116 2016-01-05 Nathan Sidwell <nathan@acm.org>
4118 * alias.c (compare_base_decls): Use symtab_node::get.
4120 2016-01-05 Nick Clifton <nickc@redhat.com>
4123 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4124 secondary_reload_info structure.
4127 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4128 decls if weak support is available.
4130 2016-01-04 Martin Sebor <msebor@redhat.com>
4132 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4134 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4136 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4137 OPTION_MASK_P9_DFORM.
4139 * config/rs6000/constraints.md (wo constraint): New constraint for
4142 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4144 (rs6000_init_hard_regno_mode_ok): Likewise.
4146 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4149 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4150 expanders not to have constraints. Add support for ISA 3.0 xxperm
4151 instruction. Add support for fusing xxlor with xxperm.
4152 (altivec_vperm_<mode>_internal): Likewise.
4153 (altivec_vperm_v8hiv16qi): Likewise.
4154 (altivec_vperm_<mode>v16q): Likewise.
4155 (altivec_vperm_<mode>_uns): Likewise.
4156 (vperm_v8hiv4si): Likewise.
4157 (vperm_v16qiv8hi): Likewise.
4159 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4161 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4163 Update copyright years.
4165 * gcc.c (process_command): Update copyright notice dates.
4166 * gcov-dump.c (print_version): Ditto.
4167 * gcov.c (print_version): Ditto.
4168 * gcov-tool.c (print_version): Ditto.
4169 * gengtype.c (create_file): Ditto.
4170 * doc/cpp.texi: Bump @copying's copyright year.
4171 * doc/cppinternals.texi: Ditto.
4172 * doc/gcc.texi: Ditto.
4173 * doc/gccint.texi: Ditto.
4174 * doc/gcov.texi: Ditto.
4175 * doc/install.texi: Ditto.
4176 * doc/invoke.texi: Ditto.
4178 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4180 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4181 modes larger than TImode as TImode if NEON is not enabled.
4183 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4186 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4187 mode for %f0-%f31 only if TARGET_FPU.
4189 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4192 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4193 to compute the PACKED_P predicate.
4194 (function_arg_record_value): Minor tweaks.
4196 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4198 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4199 option for arm*-*-* targets.
4201 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4203 * doc/extend.texi (Common Function Attributes): Move docs for
4204 MSP430-specific attributes to....
4205 (MSP430 Function Attributes): ...here. Delete the redundant
4206 entries and copy-edit the remaining text.
4207 (MSP430 Variable Attributes): Use uniform format for index
4208 entries and add a cross-reference to the corresponding function
4211 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4213 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4215 (x86 Options): Likewise.
4217 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4221 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4222 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4223 to corresponding attribute.
4225 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4227 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4228 to correct alphabetization of table. Copy-edit and correct
4230 <stack_protect>: Likewise.
4231 <target_clones>: Likewise.
4233 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4234 Correct punctuation.
4235 (Code Gen Options) <-fno-plt>: Copy-edit.
4237 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4240 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4241 SI values. Explicitly convert SI to DI and vice-versa.
4243 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4245 PR tree-optimization/69070
4246 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4247 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4250 * ubsan.c (ubsan_instrument_float_cast): Call
4251 initialize_sanitizer_builtins.
4254 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4256 Copyright (C) 2016 Free Software Foundation, Inc.
4258 Copying and distribution of this file, with or without modification,
4259 are permitted in any medium without royalty provided the copyright
4260 notice and this notice are preserved.