1 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
6 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9 * config/s390/s390.c (s390_expand_vec_movstr): New function.
10 * config/s390/s390.md ("movstr<P:mode>"): Call
11 s390_expand_vec_movstr.
13 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15 * config/s390/s390.md: Add missing output modifier for operand 1
16 to print it as address properly.
18 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21 * config/s390/2964.md: New file.
22 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
23 of insn grouping attributes depending on the CPU level.
24 (s390_get_unit_mask): New function.
25 (s390_sched_score): Remove the OOO from the scheduling macros.
26 Add loop to calculate a score for the instruction mix.
27 (s390_sched_reorder): Likewise plus improve debug output.
28 (s390_sched_variable_issue): Rename macros as above. Calculate
29 the unit distances after actually scheduling an insn. Improve
31 (s390_sched_init): Clear last_scheduled_unit_distance array.
32 * config/s390/s390.md: Include 2964.md.
34 2016-02-18 Jakub Jelinek <jakub@redhat.com>
37 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
38 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
39 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
40 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
41 *avx512f_<code>v8div16qi2_mask_1): New insns.
43 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
46 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
49 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
50 earlyclobber from target. Use wF constraint for fused memory
52 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
54 2016-02-18 Jakub Jelinek <jakub@redhat.com>
55 Martin Liska <mliska@suse.cz>
58 * cfgexpand.c (asan_sanitize_stack_p): New function.
59 (partition_stack_vars): Use the function.
60 (expand_stack_vars): Likewise.
61 (defer_stack_allocation): Likewise.
62 (expand_used_vars): Likewise.
64 2016-02-18 Richard Biener <rguenther@suse.de>
67 * fold-const.c (operand_equal_p): Properly compare offsets for
68 IMAGPART_EXPR and ARRAY_REF.
70 2016-02-18 Nick Clifton <nickc@redhat.com>
74 * config/arm/arm.c (arm_option_override_internal): Disable
75 interworking if the target does not support thumb instructions.
76 (arm_reload_in_hi): Handle the case where a register to register
77 move needs reloading because there is no simple pattern to handle
79 (arm_reload_out_hi): Likewise.
81 2016-02-18 Richard Biener <rguenther@suse.de>
84 * match.pd: Don't use fold_binary or fold_unary for folding
87 2016-02-17 Jakub Jelinek <jakub@redhat.com>
90 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
91 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
92 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
93 warn on gimple_no_warning_p statements.
95 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
97 * doc/extend.texi (C++ Attributes): Correct description of
98 warn_unused type attribute.
100 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
102 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
105 2016-02-17 Richard Biener <rguenther@suse.de>
107 PR rtl-optimization/69609
108 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
109 (find_traces_1_round): When ending a trace update cached priority
111 (bb_to_key): Use cached priority when available.
112 (copy_bb): Initialize cached priority.
113 (reorder_basic_blocks_software_trace_cache): Likewise.
115 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
118 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
120 (aarch64_comparison_operator): Break overly long line into two.
121 (aarch64_comparison_operation): Likewise.
122 * config/aarch64/aarch64.md (cstorecc4): Use
123 aarch64_comparison_operator_mode instead of
124 aarch64_comparison_operator.
125 (cstore<mode>4): Likewise.
126 (aarch64_cstore<mode>): Likewise.
127 (*cstoresi_insn_uxtw): Likewise.
128 (cstore<mode>_neg): Likewise.
129 (*cstoresi_neg_uxtw): Likewise.
131 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
134 * config/arm/predicates.md (arm_comparison_operator_mode):
136 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
137 instead of arm_comparison_operator.
138 (*mov_negscc): Likewise.
139 (*mov_notscc): Likewise.
140 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
141 (*thumb2_mov_negscc): Likewise.
142 (*thumb2_mov_negscc_strict_it): Likewise.
143 (*thumb2_mov_notscc): Likewise.
144 (*thumb2_mov_notscc_strict_it): Likewise.
146 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
148 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
151 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
153 * config/visium/visium.c (machine_libfunc_index): New enum.
154 (machine_libfuncs): New structure.
155 (visium_libfuncs): New static variable.
156 (TARGET_INIT_LIBFUNCS): Define to...
157 (visium_init_libfuncs): ...this. New function.
158 (expand_block_move_4): Use the appropriate libfunc.
159 (expand_block_move_2): Likewise.
160 (expand_block_move_1): Likewise.
161 (expand_block_set_4): Likewise.
162 (expand_block_set_2): Likewise.
163 (expand_block_set_1): Likewise.
164 (visium_trampoline_init): Likewise.
166 2016-02-17 Nick Clifton <nickc@redhat.com>
168 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
169 TI's devices.csv file as of March 2016.
171 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
174 * opts-global.c (handle_common_deferred_options): Introduce and
175 initialize two global variables to remember command-line options
176 specifying a stack-limiting register.
177 * opts.h: Add extern declarations of the two new global variables.
178 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
179 variable based on the values of the two new global variables.
181 2016-02-16 Jakub Jelinek <jakub@redhat.com>
184 * common.opt (Wnonnull-compare): New warning.
185 * doc/invoke.texi (-Wnonnull): Remove text about comparison
186 of arguments against NULL.
187 (-Wnonnull-compare): Document.
188 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
189 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
190 * passes.def (pass_warn_nonnull_compare): Add.
191 * gimple-ssa-nonnull-compare.c: New file.
193 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
195 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
196 AARCH64_EXTRA_TUNE_RECIP_SQRT.
198 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
200 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
201 reciprocal sqrt for -mlow-precision-recip-sqrt.
203 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
204 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
206 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
207 always use lane loads to construct non-constant vectors.
209 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
211 * config/aarch64/aarch64.md
212 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
213 constraints for operand 3.
214 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
216 2016-02-16 Jakub Jelinek <jakub@redhat.com>
217 Richard Biener <rguenther@suse.de>
219 PR tree-optimization/69820
220 * tree-vect-patterns.c (type_conversion_p): Return false if
221 *orig_type is unsigned single precision or boolean.
222 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
225 2016-02-16 Jakub Jelinek <jakub@redhat.com>
227 PR rtl-optimization/69764
228 PR rtl-optimization/69771
229 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
230 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
232 2016-02-16 Richard Biener <rguenther@suse.de>
234 PR tree-optimization/69776
235 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
237 (indirect_refs_may_alias_p): Likewise.
238 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
239 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
241 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
242 (optimize_stmt): For redundant store discovery do not allow tbaa.
244 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
246 PR tree-optimization/69714
247 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
248 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
250 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
252 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
253 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
254 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
255 * config/arc/arc.c (arc_init): Check FPU options.
256 (get_arc_condition_code): Handle new CC_FPU* modes.
257 (arc_select_cc_mode): Likewise.
258 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
259 register pair only. Allow access for ARCv2 accumulator.
260 (gen_compare_reg): Whenever we have FPU support use FPU compare
262 (arc_reorg): Don't generate brcc insns when FPU compare
263 instructions are involved.
264 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
265 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
266 floating point emulation.
267 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
268 (REVERSE_CONDITION): Add new CC_FPU* modes.
269 (TARGET_FP_SP_BASE): Define.
270 (TARGET_FP_DP_BASE): Likewise.
271 (TARGET_FP_SP_FUSED): Likewise.
272 (TARGET_FP_DP_FUSED): Likewise.
273 (TARGET_FP_SP_CONV): Likewise.
274 (TARGET_FP_DP_CONV): Likewise.
275 (TARGET_FP_SP_SQRT): Likewise.
276 (TARGET_FP_DP_SQRT): Likewise.
277 (TARGET_FP_DP_AX): Likewise.
278 * config/arc/arc.md (ARCV2_ACC): New constant.
279 (type): New fpu type attribute.
280 (SDF): Conditional iterator.
281 (cstore<mode>, cbranch<mode>): Change expand condition.
282 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
283 handles FPU/FPX cases as well.
284 * config/arc/arc.opt (mfpu): New option.
285 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
287 (adddf3, muldf3, subdf3): Removed.
288 * config/arc/predicates.md (proper_comparison_operator): Recognize
290 * config/arc/fpu.md: New file.
291 * doc/invoke.texi (ARC Options): Document mfpu option.
293 2016-02-16 Richard Biener <rguenther@suse.de>
295 PR rtl-optimization/69291
296 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
297 noce_operand_ok check.
299 2016-02-16 Tom de Vries <tom@codesourcery.com>
302 * omp-low.c (simd_clone_create): Remove call to
303 symtab->call_cgraph_insertion_hooks.
305 2016-02-16 Jakub Jelinek <jakub@redhat.com>
307 PR tree-optimization/69802
308 * tree-ssa-reassoc.c (update_range_test): If op is
309 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
310 op == 1 test of precision 1 integral op, otherwise handle
311 that case as op itself. Fix up formatting.
312 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
315 2016-02-16 Richard Biener <rguenther@suse.de>
317 PR tree-optimization/69586
318 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
319 types for conversion sources.
321 2016-02-16 Richard Biener <rguenther@suse.de>
324 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
327 2016-02-16 Alan Modra <amodra@gmail.com>
330 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
331 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
332 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
334 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
335 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
336 (p8_fmrgow_<mode>): Likewise.
337 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
339 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
340 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
341 to use movdi_internal64. Remove op0_di.
342 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
344 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
346 Add support for the FCCMP insn types
348 * config/aarch64/aarch64.md (fccmp): Change insn type.
350 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
351 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
352 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
353 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
354 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
355 * config/arm/types.md (fccmps): Add new insn type.
358 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
360 * alias.c (get_alias_set): Fix a typo in comment.
362 2016-02-15 Richard Biener <rguenther@suse.de>
364 PR tree-optimization/69595
365 * match.pd: Complete range test simplification to true.
367 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
369 PR rtl-optimization/69648
370 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
371 pic_offset_table_rtx.
373 PR rtl-optimization/69752
374 * ira.c (update_equiv_regs): When looking for more than a single SET,
375 also take other side effects into account.
377 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
379 * config/s390/s390.c (s390_function_profiler): Add a new sequence
380 for z900+ CPUs in 31-bit mode.
382 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
384 * common/config/s390/s390-common.c (s390_supports_split_stack):
386 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
387 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
388 * config/s390/s390.c (struct machine_function): New field
389 split_stack_varargs_pointer.
390 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
391 in s390_emit_prologue.
392 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
394 (morestack_ref): New global.
395 (SPLIT_STACK_AVAILABLE): New macro.
396 (s390_expand_split_stack_prologue): New function.
397 (s390_live_on_entry): New function.
398 (s390_va_start): Use split-stack vararg pointer if appropriate.
399 (s390_asm_file_end): Emit the split-stack note sections.
400 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
401 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
402 (UNSPECV_SPLIT_STACK_CALL): New unspec.
403 (UNSPECV_SPLIT_STACK_DATA): New unspec.
404 (split_stack_prologue): New expand.
405 (split_stack_space_check): New expand.
406 (split_stack_data): New insn.
407 (split_stack_call): New expand.
408 (split_stack_call_*): New insn.
409 (split_stack_cond_call): New expand.
410 (split_stack_cond_call_*): New insn.
412 2016-02-15 Richard Biener <rguenther@suse.de>
414 PR tree-optimization/69783
415 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
416 Add trivially correct cases.
418 2016-02-15 Tom de Vries <tom@codesourcery.com>
421 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
423 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
425 2016-02-15 Richard Biener <rguenther@suse.de>
427 PR tree-optimization/69776
428 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
429 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
430 indicate whether we can use TBAA to disambiguate against stores.
431 Use alias-set zero if not.
432 (visit_reference_op_store): Do not use TBAA when looking up
434 * tree-ssa-pre.c (compute_avail): Use TBAA here.
435 (eliminate_dom_walker::before_dom_children): But not when looking
438 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
440 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
442 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
444 * config/i386/znver1.md
445 (znver1_pop, znver1_pop_mem,
446 znver1_load_imov_double_store,
447 znver1_load_imov_direct_store,
448 znver1_load_imov_direct_load,
449 znver1_load_imov_double_load): Add new.
450 (znver1_insn, znver1_insn_load): Add icmov type.
452 znver1_sseavx_fma_load,
454 znver1_avx256_fma_load): Fix pipe usage.
456 2016-02-14 Alan Modra <amodra@gmail.com>
459 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
460 with an invalid hard reg, reload just the reg not the entire
461 pre/post-inc/dec address expression.
463 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
466 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
467 fixed R1_REG scratch reg.
468 (sibcall_value_pcrel_fdpic): Likewise.
470 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
474 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
476 2016-02-12 Walter Lee <walt@tilera.com>
478 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
479 * config/tilegx/t-tilegx: Likewise.
481 2016-02-12 David Malcolm <dmalcolm@redhat.com>
484 * diagnostic-show-locus.c (struct line_span): New struct.
485 (layout::get_first_line): Delete.
486 (layout::get_last_line): Delete.
487 (layout::get_num_line_spans): New member function.
488 (layout::get_line_span): Likewise.
489 (layout::print_heading_for_line_span_index_p): Likewise.
490 (layout::get_expanded_location): Likewise.
491 (layout::calculate_line_spans): Likewise.
492 (layout::m_first_line): Delete.
493 (layout::m_last_line): Delete.
494 (layout::m_line_spans): New field.
495 (layout::layout): Update comment. Replace m_first_line and
496 m_last_line with m_line_spans, replacing their initialization
497 with a call to calculate_line_spans.
498 (diagnostic_show_locus): When printing source lines and
499 annotations, rather than looping over a single span
500 of lines, instead loop over each line_span within
501 the layout, with an inner loop over the lines within them.
502 Call the context's start_span callback when changing line spans.
503 * diagnostic.c (diagnostic_initialize): Initialize start_span.
504 (diagnostic_build_prefix): Break out the building of the location
505 part of the string into...
506 (diagnostic_get_location_text): ...this new function, rewriting
507 it from nested ternary expressions to a sequence of "if"
509 (default_diagnostic_start_span_fn): New function.
510 * diagnostic.h (diagnostic_start_span_fn): New typedef.
511 (diagnostic_context::start_span): New field.
512 (default_diagnostic_start_span_fn): New prototype.
514 2016-02-12 David Malcolm <dmalcolm@redhat.com>
517 * gcc.c (driver::finalize): Fix cleanup of "specs".
519 2016-02-12 David Malcolm <dmalcolm@redhat.com>
523 * gcc.c (driver::driver): Initialize m_option_suggestions.
524 (driver::~driver): Clean up m_option_suggestions.
525 (suggest_option): Convert to...
526 (driver::suggest_option): ...this, and split out into
527 driver::build_option_suggestions and find_closest_string.
528 (driver::build_option_suggestions): New function, from
529 first half of suggest_option. Special-case
530 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
531 the sanitizer_opts array. For options of enum types, add the
532 various enum values to the candidate strings.
533 (driver::handle_unrecognized_options): Remove "const".
534 * gcc.h (driver::handle_unrecognized_options): Likewise.
535 (driver::build_option_suggestions): New decl.
536 (driver::suggest_option): New decl.
537 (driver::m_option_suggestions): New field.
538 * opts-common.c (add_misspelling_candidates): New function.
539 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
541 * opts.h (sanitizer_opts): New array decl.
542 (add_misspelling_candidates): New function decl.
543 * spellcheck.c (find_closest_string): New function.
544 * spellcheck.h (find_closest_string): New function decl.
546 2016-02-12 Jakub Jelinek <jakub@redhat.com>
548 PR rtl-optimization/69764
549 PR rtl-optimization/69771
550 * optabs.c (expand_binop_directly): For shift_optab_p, force
551 convert_modes with VOIDmode if xop1 has VOIDmode.
553 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
556 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
557 to correctly determine instrumentation thunks.
559 2016-02-12 Jakub Jelinek <jakub@redhat.com>
562 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
563 type by reference, force lhs on the call.
566 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
567 Compute retval and retbnd early in all cases if split_part_return_p
568 and return_bb is not EXIT. Remove all clobber stmts and reset
569 all debug stmts that refer to SSA_NAMEs defined in split part,
570 except if it is retval, in that case replace the old retval with the
571 lhs of the call to the split part.
573 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
576 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
579 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
580 whose result is used in PHI.
581 (maybe_optimize_range_tests): Likewise.
582 (final_range_test_p): Likweise.
584 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
587 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
588 whose result is used in PHI.
589 (maybe_optimize_range_tests): Likewise.
590 (final_range_test_p): Likweise.
592 2016-02-12 Jakub Jelinek <jakub@redhat.com>
594 * cgraph.c: Spelling fixes - behaviour -> behavior and
595 neighbour -> neighbor.
596 * target.def: Likewise.
597 * sel-sched.c: Likewise.
598 * config/mips/mips.c: Likewise.
599 * config/arc/arc.md: Likewise.
600 * config/arm/cortex-a57.md: Likewise.
601 * config/arm/arm.c: Likewise.
602 * config/arm/neon.md: Likewise.
603 * config/arm/arm-c.c: Likewise.
604 * config/vms/vms-c.c: Likewise.
605 * config/s390/s390.c: Likewise.
606 * config/i386/znver1.md: Likewise.
607 * config/i386/i386.c: Likewise.
608 * config/ia64/hpux-unix2003.h: Likewise.
609 * config/msp430/msp430.md: Likewise.
610 * config/rx/rx.c: Likewise.
611 * config/rx/rx.md: Likewise.
612 * config/aarch64/aarch64-simd.md: Likewise.
613 * config/aarch64/aarch64.c: Likewise.
614 * config/nvptx/nvptx.c: Likewise.
615 * config/bfin/bfin.c: Likewise.
616 * config/cris/cris.opt: Likewise.
617 * config/rs6000/rs6000.c: Likewise.
618 * target.h: Likewise.
619 * spellcheck.c: Likewise.
620 * ira-build.c: Likewise.
621 * tree-inline.c: Likewise.
622 * builtins.c: Likewise.
623 * lra-constraints.c: Likewise.
624 * explow.c: Likewise.
626 * targhooks.c: Likewise.
627 * tree-vect-data-refs.c: Likewise.
629 * doc/tm.texi: Likewise.
630 * doc/extend.texi: Likewise.
631 * doc/install.texi: Likewise.
632 * doc/md.texi: Likewise.
633 * tree-ssa-tail-merge.c: Likewise.
634 * sched-int.h: Likewise.
635 * match.pd: Likewise.
636 * sched-ebb.c: Likewise.
637 * target.def (omit_struct_return_reg): Likewise.
638 * gimple-ssa-isolate-paths.c: Likewise.
639 (find_implicit_erroneous_behaviour): Renamed to...
640 (find_implicit_erroneous_behavior): ... this.
641 (find_explicit_erroneous_behaviour): Renamed to...
642 (find_explicit_erroneous_behavior): ... this.
643 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
645 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
647 PR rtl-optimization/64682
648 PR rtl-optimization/69567
649 PR rtl-optimization/69737
650 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
651 in I2 as well, just lose it.
653 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
655 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
657 (aarch64_last_printed_tune_string): Likewise.
658 (aarch64_declare_function_name): Only output .arch assembler
659 directive if it will be different from the previously output
660 directive. Same for .tune comment but only if -dA is set.
661 (aarch64_start_file): New function.
662 (TARGET_ASM_FILE_START): Define.
664 2016-02-11 David Malcolm <dmalcolm@redhat.com>
667 * Makefile.in (PLUGIN_HEADERS): Add params.list.
669 2016-02-11 Jakub Jelinek <jakub@redhat.com>
672 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
673 -Wmaybe-uninitialized warning.
675 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
678 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
680 2016-02-11 Richard Biener <rguenther@suse.de>
682 PR rtl-optimization/69291
683 * ifcvt.c (noce_try_store_flag_constants): Do not allow
684 subexpressions affected by changing the result.
686 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
689 * lra-constraints.c (curr_insn_transform): Find in/out operands
690 for secondary memory moves. Update dups.
692 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
694 PR tree-optimization/69652
695 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
696 to nested loop, did source re-formatting, skip debug statements,
697 add check on statement with volatile operand, remove dead scalar
700 2016-02-10 Jakub Jelinek <jakub@redhat.com>
701 Patrick Palka <ppalka@gcc.gnu.org>
705 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
706 calls if the return type is TREE_ADDRESSABLE.
707 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
708 * ipa-split.c (split_function): Fix doubled "we" in comment.
709 Use void return type for the split part even if
710 !split_point->split_part_set_retval.
712 2016-02-10 Bin Cheng <bin.cheng@arm.com>
714 PR tree-optimization/68021
715 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
716 when computing the value of biv cand by itself.
718 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
720 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
721 (cortexa57_tunings): Likewise.
722 (cortexa72_tunings): Likewise.
723 (arch_macro_fusion_pair_p): Add support for AES fusion.
724 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
725 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
726 Allow virtual registers before reload so early scheduling works.
727 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
728 correct latency and pipeline.
729 (cortex_a57_crypto_complex): Likewise.
730 (cortex_a57_crypto_xor): Likewise.
731 (define_bypass): Add AES bypass.
733 2016-02-10 Richard Biener <rguenther@suse.de>
735 PR tree-optimization/69726
736 * passes.def: Add DCE pass before late uninit.
737 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
738 really fixup if-conversions job.
740 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
742 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
743 (arm_cortex_a57_tune): Likewise.
744 (aarch_macro_fusion_pair_p): Add support for AES fusion.
745 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
747 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
749 * timevar.def (TV_PHASE_DBGINFO): Delete.
750 (TV_PHASE_CHECK_DBGINFO): Likewise.
751 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
753 2016-02-10 Richard Biener <rguenther@suse.de>
755 PR tree-optimization/69719
756 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
757 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
759 2016-02-09 Andrew Pinski <apinski@cavium.com>
762 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
763 get_vcond_mask_icode returns false.
765 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
768 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
769 an ADDIS that adds a pointer to a large constant that sets the
770 upper16 bits with a load operation.
772 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
775 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
777 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
779 (vzipq_s16): Likewise.
780 (vzipq_s32): Likewise.
781 (vzipq_f32): Likewise.
782 (vzipq_u8): Likewise.
783 (vzipq_u16): Likewise.
784 (vzipq_u32): Likewise.
785 (vzipq_p8): Likewise.
786 (vzipq_p16): Likewise.
788 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
791 * config/arm/arm.c (neon_endian_lane_map): New function.
792 (neon_vector_pair_endian_lane_map): New function.
793 (arm_evpc_neon_vuzp): Allow for big endian lane order.
794 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
796 (vuzpq_s16): Likewise.
797 (vuzpq_s32): Likewise.
798 (vuzpq_f32): Likewise.
799 (vuzpq_u8): Likewise.
800 (vuzpq_u16): Likewise.
801 (vuzpq_u32): Likewise.
802 (vuzpq_p8): Likewise.
803 (vuzpq_p16): Likewise.
805 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
808 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
811 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
813 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
814 truncate const_int operand 1 to QImode.
816 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
818 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
819 corresponding to an abnormal edge.
821 2016-02-09 Tom de Vries <tom@codesourcery.com>
823 PR tree-optimization/69599
824 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
826 (find_func_aliases_for_builtin_call, find_func_clobbers)
827 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
830 2016-02-09 Richard Biener <rguenther@suse.de>
832 PR tree-optimization/69715
833 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
834 LHS on calls as non-rewritable.
836 2016-02-09 Tom de Vries <tom@codesourcery.com>
839 * lto-wrapper.c (append_diag_options): New function.
840 (compile_offload_image): Call append_diag_options.
842 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
845 * doc/extend.texi (Flag Output Operands): Correct sectioning.
846 Minor copy-edit to fix verb tenses.
848 2016-02-08 Jakub Jelinek <jakub@redhat.com>
850 PR tree-optimization/69209
851 * ipa-split.c (split_function): If split part is not
852 returning retval, retval has gimple type but is not
853 gimple value, force it into a SSA_NAME first.
855 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
857 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
860 2016-02-08 Jason Merrill <jason@redhat.com>
863 * convert.c (convert_to_integer_1): Check dofold on truncation
865 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
866 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
867 Rename from *_nofold.
868 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
869 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
871 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
874 * tree.c (build_common_tree_nodes): Remove short_double argument.
876 * tree.h (build_common_tree_nodes): Adjust declaration.
877 * doc/invoke.texi (-fshort-double): Remove documentation.
878 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
879 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
880 * lto-wrapper.c (merge_and_complain, append_compiler_options)
881 (append_linker_options): Don't handle OPT_fshort_double.
883 PR rtl-optimization/68730
884 * lra-remat.c (insn_to_cand_activation): New static variable.
885 (lra_remat): Allocate and free it.
886 (create_cand): New arg activation. Initialize a field in
887 insn_to_cand_activation if it is nonnull.
888 (create_cands): Pass the activation insn to create_cand when making
889 a candidate involving an output reload. Reorganize code a little.
890 (do_remat): Keep track of active status of candidates in a separate
893 2016-02-08 Richard Biener <rguenther@suse.de>
895 PR tree-optimization/69719
896 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
897 Properly use absolute of the difference of the two offsets to
898 compare or adjust the segment length.
900 2016-02-08 Richard Biener <rguenther@suse.de>
901 Jeff Law <law@redhat.com>
904 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
905 types for anonymous SSA names.
907 2016-02-08 Richard Biener <rguenther@suse.de>
909 PR rtl-optimization/69274
910 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
912 2016-02-08 Jeff Law <law@redhat.com>
914 PR tree-optimization/65917
915 * tree-ssa-dom.c (record_temporary_equivalences): Record both
916 equivalences from if (x == y) style conditionals.
917 (loop_depth_of_name): Remove.
918 (record_equality): Remove loop depth check.
919 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
920 (const_and_copies::record_const_or_copy_raw): New member function.
921 * tree-ssa-scopedtables.c
922 (const_and_copies::record_const_or_copy_raw): New, factored out of
923 (const_and_copies::record_const_or_copy): Call new member function.
925 2016-02-05 Jeff Law <law@redhat.com>
927 PR tree-optimization/68541
928 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
929 (count_stmts_in_block): New function.
930 (poor_ifcvt_candidate_code): Likewise.
931 (is_feasible_trace): Add some heuristics to determine when path
932 splitting is profitable.
933 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
934 is a diamond with a single exit.
936 2016-02-05 Martin Sebor <msebor@redhat.com>
939 * doc/invoke.texi: Update -Wplacement-new to take an optional
942 2016-02-06 Richard Henderson <rth@redhat.com>
945 * tree.c (tree_nop_conversion_p): Do not strip casts into or
946 out of non-standard address spaces.
948 2016-02-05 Jakub Jelinek <jakub@redhat.com>
950 PR rtl-optimization/69691
951 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
953 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
955 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
956 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
957 (*ieee128_mfvsrd_64bit): Likewise.
958 (*ieee128_mfvsrd_32bit): Likewise.
960 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
964 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
966 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
967 instrumented_version.
969 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
971 * doc/invoke.texi (Optimize Options): In table of --param options
972 rename second occurrence of tracer-min-branch-ratio to
973 tracer-min-branch-probability, rename
974 tracer-min-branch-ratio-feedback to
975 tracer-min-branch-probability-feedback and clarify description,
976 rename sched-spec-state-edge-prob-cutoff to
977 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
978 to selsched-insns-to-rename, rename lto-minpartition to
979 lto-min-partition, delete reorder-blocks-duplicate and
980 reorder-blocks-duplicate-feedback.
982 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
984 * config/s390/s390.c (s390_register_info_set_ranges): Remove
987 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
989 * doc/extend.texi: S/390: Correct some typos.
991 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
993 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
995 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
998 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
999 (s390_register_info_gprtofpr): Use new macros above.
1000 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
1002 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
1003 its name. Adjust restore and save gpr ranges.
1004 (s390_register_info_set_ranges): New function.
1005 (s390_register_info): Use new macros above. Call
1006 s390_register_info_set_ranges.
1007 (s390_optimize_register_info): Likewise.
1008 (s390_hard_regno_rename_ok): Use new macros.
1009 (s390_hard_regno_scratch_ok): Likewise.
1010 (s390_emit_epilogue): Likewise.
1011 (s390_can_use_return_insn): Likewise.
1012 (s390_optimize_prologue): Likewise.
1013 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
1015 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1018 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
1020 (ix86_option_override_internal): Disable TARGET_STV even for
1021 -m{incoming,preferred}-stack-boundary=3.
1023 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1025 * config.gcc: Mark deprecated rtems targets as obsolete.
1027 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
1029 PR rtl-optimization/64682
1030 PR rtl-optimization/69567
1031 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
1032 before I2 only if the register is both used and set in I2.
1034 2016-02-04 DJ Delorie <dj@redhat.com>
1036 * config/msp430/msp430.c (msp430_start_function): Add function type.
1038 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1041 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
1043 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
1045 PR rtl-optimization/69577
1047 2015-10-29 Richard Henderson <rth@redhat.com>
1051 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
1052 sse check to the exact conditions of PR 67609.
1054 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1057 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
1058 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
1059 not allowed into the traditional Altivec registers.
1060 (movtd_64bit_nodm): Likewise.
1061 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
1063 2016-02-04 David Malcolm <dmalcolm@redhat.com>
1065 * config/aarch64/cortex-a57-fma-steering.c
1066 (aarch64_register_fma_steering): Remove "static" from arguments
1069 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
1072 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
1075 2016-02-04 Mike Frysinger <vapier@gentoo.org>
1077 * doc/invoke.texi: Delete -mno-fma4.
1079 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
1081 PR rtl-optimization/69577
1082 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
1083 (find_subregs_of_mode): Update accordingly. Iterate over partial
1086 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
1088 * config/arm/arm-protos.h (neon_reinterpret): Remove.
1089 * config/arm/arm.c (neon_reinterpret): Remove.
1090 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
1091 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
1092 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
1093 vreinterpretti): Remove.
1094 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
1095 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
1096 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
1097 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
1098 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
1099 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
1100 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
1101 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
1102 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
1103 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
1104 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
1105 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
1106 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
1107 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
1108 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
1109 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
1110 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
1111 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
1112 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
1113 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
1114 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
1115 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
1116 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
1117 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
1118 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
1119 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
1120 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
1121 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
1122 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
1123 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
1124 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
1125 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
1126 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
1127 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
1128 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
1129 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
1130 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
1131 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
1132 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
1133 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
1134 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
1135 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
1136 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
1137 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
1138 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
1139 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
1140 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
1141 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
1142 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
1143 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
1144 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
1145 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
1146 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
1147 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
1148 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
1149 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
1150 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
1151 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
1152 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
1153 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
1154 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
1155 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
1156 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
1157 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
1158 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
1159 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
1160 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
1161 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
1162 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
1163 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
1164 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
1165 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
1166 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
1167 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
1168 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
1169 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
1170 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
1171 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
1172 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
1173 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
1174 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
1175 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
1176 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
1177 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
1178 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
1179 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
1180 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
1181 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
1182 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
1183 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
1184 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
1185 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
1186 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
1187 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
1188 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
1189 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
1190 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
1191 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
1192 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
1193 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
1194 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
1195 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
1196 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
1198 2016-02-04 Martin Liska <mliska@suse.cz>
1201 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
1202 that are gimple_store_p.
1203 (maybe_instrument_call): Likewise.
1205 2016-02-04 Bin Cheng <bin.cheng@arm.com>
1207 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
1208 register scaling out of memory reference and comment why.
1210 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1214 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
1215 folding the source of a SET.
1217 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1221 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
1222 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
1224 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
1228 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
1231 2016-02-04 Christian Bruel <christian.bruel@st.com>
1233 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
1234 * config/arm/arm.c (arm_set_current_function): Likewise.
1236 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1237 Ilya Enkovich <enkovich.gnu@gmail.com>
1238 H.J. Lu <hongjiu.lu@intel.com>
1241 * config/i386/i386.c (convert_scalars_to_vector): Remove
1242 stack alignment fixes.
1243 (ix86_option_override_internal): Disable TARGET_STV if stack
1244 might not be aligned enough.
1245 (ix86_minimum_alignment): Assert that TARGET_STV is false.
1247 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
1249 * gcc/config/i386/x86-tune.def: Disable default prefetching
1252 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1253 Vladimir Makarov <vmakarov@redhat.com>
1256 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
1257 in validating fused toc addresses.
1259 2016-02-03 Jakub Jelinek <jakub@redhat.com>
1262 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
1263 range->m_caret fields if range->m_show_caret_p is false.
1266 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1267 Force oldval into register if it does not satisfy reg_or_short_operand
1268 predicate. Fix up formatting.
1270 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
1271 Alexandre Oliva <aoliva@redhat.com>
1274 * lra-constraints.c (simplify_operand_subreg): Check additionally
1275 address validity after potential reloading.
1276 (process_address_1): Check insns validity. In case of failure do
1279 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
1282 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
1285 2016-02-02 Jakub Jelinek <jakub@redhat.com>
1287 * wide-int.cc (canonize_uhwi): New function.
1288 (wi::divmod_internal): Use it.
1290 2016-02-02 James Norris <jnorris@codesourcery.com
1292 * gimplify.c (omp_notice_variable): Add usage check.
1294 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
1296 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1297 like LE, GE, LT, GT when emitting relational operator.
1299 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1301 * ira-costs.c (find_costs_and_classes): Add extra argument.
1302 * target.def (ira_change_pseudo_allocno_class): Add parameter.
1303 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1304 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1305 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1306 Add best_class parameter, and return it if not ALL_REGS.
1307 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1309 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1312 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1314 * config/aarch64/aarch64.c
1315 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1316 (aarch64_ira_change_pseudo_allocno_class): New function.
1318 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1321 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1323 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1325 * config/avr/avr.c (avr_option_override): Set
1326 PARAM_ALLOW_STORE_DATA_RACES to 1.
1328 2016-02-02 Richard Biener <rguenther@suse.de>
1330 PR tree-optimization/69595
1331 * match.pd: Add range test simplifications to true/false.
1333 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1335 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1336 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1339 2016-02-02 Richard Biener <rguenther@suse.de>
1341 PR tree-optimization/69606
1342 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1343 info on the result before moving a stmt.
1345 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1348 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1349 branch with vector comparison.
1350 * config/i386/sse.md (VI48_AVX): New mode iterator.
1351 (define_expand "cbranch<mode>4): Add support for conditional branch
1352 with vector comparison.
1353 * tree-vect-loop.c (optimize_mask_stores): New function.
1354 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1355 has_mask_store field of vect_info.
1356 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1357 vectorized loops having masked stores after vec_info destroy.
1358 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1359 correspondent macros.
1360 (optimize_mask_stores): Add prototype.
1362 2016-02-02 Alan Modra <amodra@gmail.com>
1365 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1368 2016-02-02 Alan Modra <amodra@gmail.com>
1371 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1372 whenever toc_label_name used.
1373 (rs6000_file_start): Don't set up toc section here,
1374 (rs6000_output_function_epilogue): do so here instead,
1375 (rs6000_xcoff_file_start): and here.
1376 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1377 (load_toc_aix_di): Likewise.
1379 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1381 PR rtl-optimization/69592
1382 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1383 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1384 (num_sign_bit_copies_binary_arith_p): New inline function.
1385 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1387 2016-02-01 Jeff Law <law@redhat.com>
1389 PR tree-optimization/69580
1390 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1391 * tree-ssa-threadbackward.c
1392 (fsm_find_control_statement_thread_paths): Do not try to walk
1393 through large PHI nodes.
1395 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1397 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1398 when count is incremented above limit, don't analyze further
1401 * omp-low.c (oacc_parse_default_dims): Avoid
1402 -Wsign-compare warning, make sure value fits into int
1403 rather than just unsigned int.
1405 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1407 PR tree-optimization/67921
1408 * fold-const.c (split_tree): New parameters. Convert pointer
1409 type variable part to proper type before negating.
1410 (fold_binary_loc): Pass new arguments to split_tree.
1412 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1414 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1415 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1416 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1417 * doc/tm.texti: Rebuilt.
1418 * doc/invoke.texi (fopenacc-dim): Document.
1419 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1420 (append_compiler_options): Likewise.
1421 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1422 (oacc_parse_default_dims): New.
1423 (oacc_validate_dims): Add USED arg. Select non-unity default when
1425 (oacc_loop_fixed_partitions): Return mask of used partitions.
1426 (oacc_loop_auto_partitions): Emit dump info.
1427 (oacc_loop_partition): Return mask of used partitions.
1428 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1429 loop partitioning and validation calls.
1431 2016-02-01 Richard Biener <rguenther@suse.de>
1434 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1436 2016-02-01 Richard Biener <rguenther@suse.de>
1438 PR tree-optimization/69574
1439 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1440 of asserting return chrec_dont_know.
1442 2016-02-01 Martin Liska <mliska@suse.cz>
1444 * mem-stats-traits.h: Add copyright header.
1445 * mem-stats.h: Likewise.
1447 2016-02-01 Richard Biener <rguenther@suse.de>
1449 PR tree-optimization/69579
1450 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1451 Do not propagate through abnormal PHI results.
1453 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1455 * postreload.c (reload_cse_simplify): Remove dead code.
1457 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1459 PR rtl-optimization/69570
1460 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1461 if there is more than one set, not if there is a single set.
1463 2016-02-01 Richard Henderson <rth@redhat.com>
1466 * combine.c (make_compound_operation): When looking through a
1467 subreg, make sure to re-extend to the width of the outer mode.
1469 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1471 PR tree-optimization/69546
1472 * wide-int.cc (wi::divmod_internal): For unsigned division
1473 where both operands fit into uhwi, if o1 is 1 and o0 has
1474 msb set, if divident_prec is larger than bits per hwi,
1475 clear another quotient word and return 2 instead of 1.
1476 Similarly for remainder with msb in HWI set, if dividend_prec
1477 is larger than bits per hwi.
1479 2016-01-29 Martin Jambor <mjambor@suse.cz>
1481 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1482 Use short lowercase names.
1483 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1484 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1485 acq_rel one. Protect warning agains segfaults if
1486 get_memory_order_name returns NULL.
1487 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1488 with release semantics. Do not warn if get_memory_order already did.
1489 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1490 semantics. Fix check for relaxed or acquire semantics. Do not warn
1491 if get_memory_order already did.
1493 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1495 * doc/install.texi: Document that isl-0.16 is supported.
1497 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1500 * config/i386/constraints.md (Bm): Describe as special memory
1502 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1503 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1504 * genpreds.c (struct constraint_data): Add is_special_memory.
1505 (have_special_memory_constraints, special_memory_start): New
1507 (special_memory_end): Ditto.
1508 (add_constraint): Add new arg is_special_memory. Add code to
1509 process its true value. Update have_special_memory_constraints.
1510 (process_define_constraint): Pass the new arg.
1511 (process_define_register_constraint): Ditto.
1512 (choose_enum_order): Process special memory.
1513 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1514 function insn_extra_special_memory_constraint.
1515 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1516 * gensupport.c (process_rtx): Process
1517 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1518 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1519 * ira-lives.c (single_reg_class): Use
1520 insn_extra_special_memory_constraint.
1521 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1522 * lra-constraints.c (process_alt_operands): Ditto.
1523 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1524 * recog.c (asm_operand_ok, preprocess_constraints): Process
1526 * reload.c (find_reloads): Ditto.
1527 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1528 * stmt.c (parse_input_constraint): Use
1529 insn_extra_special_memory_constraint.
1531 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1534 * lra-splill.c (lra_final_code_change): Revert r229087 by
1535 removing all sub-registers.
1537 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1540 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1542 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1545 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1546 SSE1, copy target into the temporary reg first before recursing
1549 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1551 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1554 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1556 * ginclude/stdarg.h: Test __cplusplus instead of
1557 __GXX_EXPERIMENTAL_CXX0X__.
1559 2016-01-29 Richard Biener <rguenther@suse.de>
1561 PR tree-optimization/69547
1562 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1563 Do not mark clobbers necessary.
1564 (mark_all_reaching_defs_necessary_1): Likewise.
1566 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1568 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1569 declaration name with %qs and print it in both error messages.
1570 Also fix indentation.
1572 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1575 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1576 trailing blank line from error message.
1578 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1581 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1584 2016-01-29 Richard Biener <rguenther@suse.de>
1587 * match.pd: Allow all integral types when simplifying a
1588 widening or sign-changing conversion.
1590 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1592 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1593 back to setting codegen_error to fail codegen.
1595 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1598 * config/i386/constraints.md (C): Only accept constant zero operand.
1599 (BC): New constraint.
1600 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1601 instead of C constraint.
1602 * doc/md.texi (Machine Constraints): Update description
1605 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1608 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1610 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1613 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1616 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1618 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1619 branches if using guessed profile.
1621 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1623 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1625 2016-01-28 Richard Henderson <rth@redhat.com>
1628 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1629 * config/aarch64/aarch64-protos.h: Update.
1630 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1631 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1632 (aarch64_get_condition_code_1): Handle CC_Cmode.
1633 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1634 (*add<mode>3_compareC_cconly_imm): New.
1635 (*add<mode>3_compareC_cconly): New.
1636 (*add<mode>3_compareC_imm): New.
1637 (add<mode>3_compareC): New.
1638 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1639 to be first. Use aarch64_carry_operation.
1640 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1641 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1642 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1643 (subti3): Use subdi3_compare1.
1644 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1645 (sub<mode>3_compare1): New.
1646 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1647 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1648 (*subsi3_carryin_uxtw): Likewise.
1649 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1650 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1651 * config/aarch64/iterators.md (DWI): New.
1652 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1653 (aarch64_borrow_operation): New.
1655 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1657 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1658 message when isl does not return a valid schedule.
1660 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1662 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1663 Remove comments from class declarations: they are already in the code
1666 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1668 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1670 (ternary_op_to_tree): Same.
1671 (unary_op_to_tree): Same.
1672 (nary_op_to_tree): Same.
1673 (gcc_expression_from_isl_expr_op): Same.
1674 (gcc_expression_from_isl_expression): Same.
1675 (graphite_create_new_loop): Same.
1676 (graphite_create_new_loop_guard): Same.
1677 (build_iv_mapping): Same.
1678 (graphite_create_new_guard): Same.
1679 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1680 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1682 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1684 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1685 instead of setting codegen_error to fail codegen.
1687 2016-01-28 Jason Merrill <jason@redhat.com>
1689 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1691 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1693 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1694 Remove CONST_INT_P check in CCMP cost calculation.
1696 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1698 * config/aarch64/aarch64.c (generic_vector_cost):
1699 Set vec_permute_cost.
1700 (cortexa57_vector_cost): Likewise.
1701 (exynosm1_vector_cost): Likewise.
1702 (xgene1_vector_cost): Likewise.
1703 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1704 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1705 Add vec_permute_cost entry.
1707 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1709 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1711 (add<mode>3_compare0): Likewise.
1712 (addsi3_compare0_uxtw): Likewise.
1713 (add<mode>3nr_compare0): Likewise.
1714 (compare_neg<mode>): Likewise.
1715 (<optab><mode>3): Likewise.
1717 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1719 * tree-vect-stmts.c (vectorizable_comparison): Add
1720 NULL check for vectype.
1722 2016-01-28 Richard Biener <rguenther@suse.de>
1724 PR tree-optimization/69466
1725 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1726 Account for PHIs we couldn't duplicate.
1728 2016-01-28 Martin Liska <mliska@suse.cz>
1731 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1732 instead of ENABLE_VALGRIND_CHECKING.
1734 2016-01-27 Richard Henderson <rth@redhat.com>
1737 * lra-remat.c (subreg_regs): New.
1738 (dump_candidates_and_remat_bb_data): Dump it.
1739 (operand_to_remat): Reject if operand in subreg_regs.
1740 (set_bb_regs): Collect subreg_regs.
1741 (lra_remat): Init and free subreg_regs. Compute
1742 calculate_local_reg_remat_bb_data before create_cands.
1744 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1747 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1748 change stack_alignment_needed for __tls_get_addr call.
1750 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1752 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1754 2016-01-27 Jeff Law <law@redhat.com>
1756 PR tree-optimization/68398
1757 PR tree-optimization/69196
1758 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1759 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1760 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1761 Only count PHIs in the last block in the path. The others will
1762 const/copy propagate away. Add heuristic to allow more irreducible
1763 subloops to be created when it is likely profitable to do so.
1765 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1766 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1767 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1769 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1772 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1773 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1774 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1775 * tree-streamer-in.c: Include asan.h.
1776 (streamer_get_builtin_tree): For builtins in sanitizer
1777 range call initialize_sanitizer_builtins and retry.
1779 2016-01-27 Ian Lance Taylor <iant@google.com>
1781 * common.opt (fkeep-gc-roots-live): New undocumented option.
1782 * tree-ssa-loop-ivopts.c (add_candidate_1): If
1783 -fkeep-gc-roots-live, skip pointers.
1784 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1787 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
1790 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1791 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1793 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
1796 * configure.ac: NetBSD provides SSP in its C library.
1797 * configure: Updated.
1799 2016-01-27 Richard Biener <rguenther@suse.de>
1801 PR tree-optimization/69166
1802 * tree-vect-loop.c (vect_is_simple_reduction): Always check
1803 reduction code for commutativity / associativity.
1805 2016-01-27 Martin Jambor <mjambor@suse.cz>
1807 PR tree-optimization/69355
1808 * tree-sra.c (analyze_access_subtree): Correct hole detection when
1809 total_scalarization fails.
1811 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
1813 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
1816 2016-01-27 Christian Bruel <christian.bruel@st.com>
1819 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
1820 Move arm_reset_previous_fndecl and set_target_option_current_node in
1821 the conditional part. Call save_restore_target_globals.
1822 * config/arm/arm.c (arm_set_current_function):
1823 Refactor to better support #pragma target and attribute mix.
1824 Call save_restore_target_globals.
1825 * config/arm/arm-protos.h (save_restore_target_globals): New function.
1827 2016-01-27 Martin Liska <mliska@suse.cz>
1829 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
1830 reference for an HSA kernel and its host function.
1832 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1834 PR tree-optimization/69399
1835 * wide-int.h (wi::lrshift): For larger precisions, only
1836 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
1838 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1840 * config/arc/predicates.md (proper_comparison_operator): Reject
1841 constant-constant comparison.
1843 2016-01-26 Tom de Vries <tom@codesourcery.com>
1845 PR tree-optimization/69110
1846 * tree-data-ref.c (initialize_data_dependence_relation): Handle
1847 DR_NUM_DIMENSIONS == 0.
1849 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1850 Sebastian Pop <s.pop@samsung.com>
1852 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
1853 isl_ast_op_cond and isl_ast_op_select.
1854 (gcc_expression_from_isl_expr_op): Same.
1856 2016-01-26 Jason Merrill <jason@redhat.com>
1859 * tree.c (recompute_constructor_flags): Split out from
1861 (verify_constructor_flags): New.
1862 * tree.h: Declare them.
1864 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
1866 PR rtl-optimization/69217
1867 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
1868 are no TYPE_FIELDS set for the record type.
1870 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1873 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
1874 toc_label_name unconditionally.
1875 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
1876 SYMBOL_REF string. Use toc_label_name instead of constructing
1878 (rs6000_elf_declare_function_name): Use toc_label_name instead of
1879 constructing LCTOC1.
1881 2016-01-26 Martin Sebor <msebor@redhat.com>
1884 * doc/extend.texi (Common Type Attributes): Move text that talks about
1885 attribute packed from attribute aligned to the section discussing
1886 the former attribute for clarity.
1888 2016-01-26 Richard Henderson <rth@redhat.com>
1891 * trans-mem.c (tm_region_init): Mark entry block as visited.
1893 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1896 * diagnostic-show-locus.c (layout::print_source_line): Replace
1897 call to pp_newline with call to layout::print_newline.
1898 (layout::print_annotation_line): Likewise.
1899 (layout::move_to_column): Likewise.
1900 (layout::print_any_fixits): After printing any fixits, print a
1901 trailing newline, if necessary.
1902 (layout::print_newline): New method, resetting any colorization
1904 (diagnostic_show_locus): Move the pp_newline to before the
1905 early bailout. Remove dummy block enclosing the layout instance.
1906 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1907 of pp_newline_and_flush with pp_flush.
1908 (diagnostic_append_note): Delete use of pp_newline.
1909 (diagnostic_append_note_at_rich_loc): Delete.
1910 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1911 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1912 when newline characters are added to the buffer.
1914 2016-01-26 Michael Matz <matz@suse.de>
1916 * configure.ac (ac_cv_std_swap_in_utility): New test.
1917 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1918 * configure: Regenerate.
1919 * config.in: Regenerate.
1921 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
1923 * config/arc/arc.md (cstoresi4): Force operand into register.
1924 (arcset<code>): Fix predicate.
1925 (arcsetltu): Likewise.
1926 (arcsetgeu): Likewise.
1927 (arcsethi): Likewise.
1928 (arcsetls): Likewise.
1930 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1932 PR tree-optimization/69483
1933 * gimple-fold.c (canonicalize_constructor_val): Return NULL
1934 if base has error_mark_node type.
1936 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
1939 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
1940 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
1942 (vget_lane_f16): Handle big-endian.
1943 (vgetq_lane_f16): Likewise.
1944 (vset_lane_f16): Likewise.
1945 (vsetq_lane_f16): Likewise.
1946 * config/arm/iterators.md (VQXMOV): Add V8HF.
1947 (VDQ): Add V4HF and V8HF.
1948 (V_reg): Handle V4HF and V8HF.
1949 (Is_float_mode): Likewise.
1950 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
1951 neon_vdup_nv8hf): New patterns.
1952 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
1953 Use VD_LANE iterator.
1954 (neon_vld1_dup<mode>): Use VQ2 iterator.
1956 2016-01-26 Nathan Sidwell <nathan@acm.org>
1958 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
1959 (set_oacc_fn_attrib): Add IS_KERNEL arg.
1960 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
1961 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
1962 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
1963 (oacc_validate_dims): Add LEVEL arg, don't return level.
1964 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
1966 (execute_oacc_device_lower): Adjust, add more dump output.
1967 * tree-ssa-loop.c (gate_oacc_kernels): Use
1968 oacc_fn_attrib_kernels_p.
1969 * tree-parloops.c (create_parallel_loop): Adjust
1970 set_oacc_fn_attrib call.
1972 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1975 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
1976 (append_compiler_options): Handle -fcilkplus.
1977 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
1979 2016-01-26 Nick Clifton <nickc@redhat.com>
1982 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
1983 been marked as DECL_ONE_ONLY but we do not the means to make it
1984 so, then do not allow it to bind locally.
1986 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1989 * opts.h (parse_sanitizer_options): New prototype.
1990 * opts.c (sanitizer_opts): New array.
1991 (parse_sanitizer_options): New function.
1992 (common_handle_option): Use parse_sanitizer_options.
1994 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
1997 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
1998 alignment adjustment to ...
1999 (ix86_update_stack_boundary): Here. Don't over-align stack for
2001 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
2002 if __tls_get_addr is called.
2004 2016-01-26 Christian Bruel <christian.bruel@st.com>
2006 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2008 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
2010 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2012 2016-01-26 Richard Biener <rguenther@suse.de>
2015 * match.pd: Guard X * CST CMP 0 pattern with single_use.
2017 2016-01-26 Richard Biener <rguenther@suse.de>
2019 PR tree-optimization/69452
2020 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
2021 (move_computations_dom_walker::before_dom_children): Rename
2023 (move_computations_worker): This.
2024 (move_computations): Perform an RPO rather than a DOM walk.
2026 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2029 * combine.c (combine_instructions): For REG_EQUAL note with
2030 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
2031 to the underlying register.
2032 * doc/rtl.texi (REG_EQUAL): Document the behavior of
2033 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2035 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
2038 * config/aarch64/aarch64-builtins.c
2039 (aarch64_init_simd_builtin_types): Do not set structural
2040 equality to __Poly{8,16,64,128}_t types.
2042 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
2044 PR tree-optimization/69400
2045 * wide-int.cc (wi_pack): Take the precision as argument and
2046 perform canonicalization here rather than in the callers.
2047 Use the main loop to handle all full-width HWIs. Add a
2048 zero HWI if in_len isn't a full result.
2049 (wi::divmod_internal): Update accordingly.
2050 (wi::mul_internal): Likewise. Simplify.
2052 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2053 Sebastian Pop <s.pop@samsung.com>
2055 * graphite-poly.c (apply_poly_transforms): Simplify.
2056 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
2057 (print_isl_map): Same.
2058 (print_isl_union_map): Same.
2059 (print_isl_schedule): New.
2060 (debug_isl_schedule): New.
2061 * graphite-dependences.c (scop_get_reads): Do not call
2062 isl_union_map_add_map that is undocumented isl functionality.
2063 (scop_get_must_writes): Same.
2064 (scop_get_may_writes): Same.
2065 (scop_get_original_schedule): Remove.
2066 (scop_get_dependences): Do not call isl_union_map_compute_flow that
2067 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
2068 (compute_deps): Remove.
2069 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
2070 (debug_schedule_ast): New.
2071 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
2072 set_separate_option.
2073 (graphite_regenerate_ast_isl): Add dump.
2074 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
2075 from scop->transformed_schedule.
2076 (graphite_regenerate_ast_isl): Add more dump.
2077 * graphite-optimize-isl.c (optimize_isl): Set
2078 scop->transformed_schedule. Check whether schedules are equal.
2079 (apply_poly_transforms): Move here.
2080 * graphite-poly.c (apply_poly_transforms): ... from here.
2081 (free_poly_bb): Static.
2082 (free_scop): Static.
2083 (pbb_number_of_iterations_at_time): Remove.
2084 (print_isl_ast): New.
2085 (debug_isl_ast): New.
2086 (debug_scop_pbb): New.
2087 * graphite-scop-detection.c (print_edge): Move.
2089 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
2090 (build_scop_scattering): Remove.
2091 (create_pw_aff_from_tree): Assert instead of bailing out.
2092 (add_condition_to_pbb): Remove unused code, do not fail.
2093 (add_conditions_to_domain): Same.
2094 (add_conditions_to_constraints): Remove.
2095 (build_scop_context): New.
2096 (add_iter_domain_dimension): New.
2097 (build_iteration_domains): Initialize pbb->iterators.
2098 Call add_conditions_to_domain.
2101 (index_outermost_in_loop): New.
2102 (index_pbb_in_loop): New.
2103 (outermost_pbb_in): New.
2104 (add_in_sequence): New.
2105 (add_outer_projection): New.
2106 (outer_projection_mupa): New.
2107 (add_loop_schedule): New.
2108 (build_schedule_pbb): New.
2109 (build_schedule_loop): New.
2110 (embed_in_surrounding_loops): New.
2111 (build_schedule_loop_nest): New.
2112 (build_original_schedule): New.
2113 (build_poly_scop): Call build_original_schedule.
2114 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
2115 (free_poly_dr): Remove.
2116 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
2117 (free_poly_bb): Remove.
2118 (debug_loop_vec): Remove.
2119 (print_isl_ast): Declare.
2120 (debug_isl_ast): Declare.
2121 (scop_do_interchange): Remove.
2122 (scop_do_strip_mine): Remove.
2123 (scop_do_block): Remove.
2124 (flatten_all_loops): Remove.
2125 (optimize_isl): Remove.
2126 (pbb_number_of_iterations_at_time): Remove.
2127 (debug_scop_pbb): Declare.
2128 (print_schedule_ast): Declare.
2129 (debug_schedule_ast): Declare.
2130 (struct scop): Remove schedule. Add original_schedule,
2131 transformed_schedule.
2132 (free_gimple_poly_bb): Remove.
2133 (print_generated_program): Remove.
2134 (debug_generated_program): Remove.
2135 (unify_scattering_dimensions): Remove.
2136 * sese.c (print_edge): ... here.
2137 (print_sese): ... here.
2138 (debug_edge): ... here.
2139 (debug_sese): ... here.
2140 * sese.h (print_edge): Declare.
2141 (print_sese): Declare.
2142 (dump_edge): Declare.
2143 (dump_sese): Declare.
2145 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2146 Sebastian Pop <s.pop@samsung.com>
2148 * Makefile.in: Set ISLVER in site.exp.
2150 2016-01-25 Jakub Jelinek <jakub@redhat.com>
2152 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
2153 DECL_VALUE_EXPR of new_var even for the non-array case. Look
2154 through DECL_VALUE_EXPR for expansion.
2156 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2158 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
2159 the frame info after reload completed.
2161 2016-01-25 Jeff Law <law@redhat.com>
2163 PR tree-optimization/69196
2164 PR tree-optimization/68398
2165 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
2166 tree-ssa-threadupdate.c.
2167 (determine_bb_domination_status): Prototype
2168 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
2169 (determine_bb_domination_status): No longer static.
2170 (valid_jump_thread_path): Remove code to detect characteristics
2171 of the jump thread path not associated with correctness.
2172 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
2173 Correct test for thread path length. Count PHIs for real operands as
2174 statements that need to be copied. Do not count ASSERT_EXPRs.
2175 Look at all the blocks in the thread path. Compute and selectively
2176 filter thread paths based on threading through the latch, threading
2177 a multiway branch or crossing a multiway branch.
2179 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2181 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
2182 decl with __attribute__ ((unused)) annotation.
2184 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
2187 * tree-vect-stmts.c (vectorizable_condition): Check vectype
2188 of operands is compatible with a statement vectype.
2190 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
2192 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
2193 improve wording for mixed storage order support.
2195 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
2197 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
2198 (vcvt_u64_f64): Likewise.
2199 (vcvta_s64_f64): Likewise.
2200 (vcvta_u64_f64): Likewise.
2201 (vcvtm_s64_f64): Likewise.
2202 (vcvtm_u64_f64): Likewise.
2203 (vcvtn_s64_f64): Likewise.
2204 (vcvtn_u64_f64): Likewise.
2205 (vcvtp_s64_f64): Likewise.
2206 (vcvtp_u64_f64): Likewise.
2208 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
2210 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
2211 (arc_init): Check validity mll64 option.
2212 (arc_save_restore): Use double load/store instruction.
2213 (arc_expand_movmem): Likewise.
2214 (arc_split_move): Don't split if we have double load/store
2215 instructions. Returns a boolean.
2216 (arc_process_double_reg_moves): Change function to return boolean
2217 instead of a sequence of instructions.
2218 (arc_dwarf_register_span): New function.
2219 * config/arc/arc-protos.h (arc_split_move): Change prototype.
2220 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
2221 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
2222 (*movdf_insn): Likewise.
2223 * config/arc/arc.opt (mll64): New option.
2224 * config/arc/predicates.md (even_register_operand): New predicate.
2225 * doc/invoke.texi (ARC Options): Add mll64 documentation.
2227 2016-01-25 Richard Biener <rguenther@suse.de>
2230 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
2231 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
2233 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2235 2016-01-25 Richard Biener <rguenther@suse.de>
2237 PR tree-optimization/69376
2238 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
2240 (VN_INFO_ANTI_RANGE_P): New inline.
2241 (VN_INFO_RANGE_TYPE): Likewise.
2242 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
2243 SSA_NAME_ANTI_RANGE_P.
2244 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
2245 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2246 Properly query VN_INFO_RANGE_TYPE.
2248 2016-01-25 Nick Clifton <nickc@redhat.com>
2251 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2253 2016-01-23 Tom de Vries <tom@codesourcery.com>
2255 PR tree-optimization/69426
2256 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
2259 2016-01-23 Jakub Jelinek <jakub@redhat.com>
2261 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
2262 "the the" with "the" in the comments.
2263 * ipa-devirt.c (build_type_inheritance_graph,
2264 update_type_inheritance_graph): Likewise.
2265 * tree.c (build_function_type_list_1): Likewise.
2266 * cfgloopmanip.c (scale_loop_profile): Likewise.
2267 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
2268 * gimple-ssa-split-paths.c
2269 (find_block_to_duplicate_for_splitting_paths): Likewise.
2270 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
2271 * expr.c (convert_move): Likewise.
2272 * var-tracking.c (vt_stack_adjustments): Likewise.
2273 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2274 * tree-vrp.c (test_for_singularity): Likewise.
2276 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
2277 directly instead of building a temporary tree.
2280 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
2281 remove <algorithm> include.
2283 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2286 * config/i386/i386.c: Include dojump.h.
2287 (expand_small_movmem_or_setmem,
2288 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
2290 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
2291 if dynamic_check != -1.
2293 2016-01-21 Jeff Law <law@redhat.com>
2296 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2297 record_temporary_equivalences. Rewritten to avoid unnecessary calls
2298 into dominated_by_p.
2299 (cprop_into_successor_phis): Avoid unnecessary tests.
2301 2016-01-22 Richard Henderson <rth@redhat.com>
2304 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2305 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2307 2016-01-22 Michael Matz <matz@suse.de>
2309 * system.h (string, algorithm): Include only conditionally.
2310 (new): Include always under C++.
2311 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2312 * final.c (toplevel): Ditto.
2313 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2314 * genconditions.c (write_header): Make gencondmd.c define
2316 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2318 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2319 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2321 2016-01-22 Christian Bruel <christian.bruel@st.com>
2324 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2326 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2329 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2330 define_insn_and_split. Ensure operands[1] and operands[0] do not
2331 get assigned the same register.
2333 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2335 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2337 2016-01-22 Christian Bruel <christian.bruel@st.com>
2339 * config/arm/arm-c.c (arm_pragma_target_parse):
2340 Remove warn_builtin_macro_redefined overwrite.
2342 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2344 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2345 flag_non_call_exceptions compatibility.
2347 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2350 * dwarf2out.c (add_child_die_after): New function.
2351 (dwarf_qual_info_t): New type.
2352 (dwarf_qual_info): New variable.
2353 (qualified_die_p): New function.
2354 (modified_type_die): For -fdebug-types-section, ensure
2355 canonical order of qualifiers. Put qualified DIEs adjacent
2356 to the corresponding non-qualified type DIE and search there
2357 for existing qualified DIEs.
2359 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2361 * doc/extend.texi (scalar_storage_order type attribute): Document
2362 restriction on type punning and aliasing, and remove future tense.
2364 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2367 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2370 2016-01-21 Jeff Law <law@redhat.com>
2373 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2374 useless call to record_temporary_equivalences.
2375 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2376 allocate 10 slots in the bb_path vector and let it grow as needed.
2377 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2380 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2382 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2384 * configure: Regenerate.
2386 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2388 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2389 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2391 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2394 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2395 drop EXPAND_INITIALIZER.
2396 * rtl.h (contains_symbolic_reference_p): Declare.
2397 * rtlanal.c (contains_symbolic_reference_p): New function.
2398 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2399 a subtraction into a NOT if symbolic constants are involved.
2401 2016-01-21 Anton Blanchard <anton@samba.org>
2402 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2405 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2407 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2410 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2412 * config/microblaze/microblaze.c
2413 (get_branch_target): New.
2414 (insert_wic_for_ilb_runout): New.
2416 (microblaze_machine_dependent_reorg): New.
2417 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2418 * config/microblaze/microblaze.md
2419 (UNSPEC_IPREFETCH): Define.
2420 (iprefetch): New pattern
2421 * config/microblaze/microblaze.opt
2422 (mxl-prefetch): New flag.
2424 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2426 * config/microblaze/microblaze.h
2427 (FIXED_REGISTERS): Update in macro.
2428 (CALL_USED_REGISTERS): Update in macro.
2430 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2432 PR rtl-optimization/68920
2433 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2436 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2438 PR rtl-optimization/68990
2439 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2440 pseudo instead of inheritance ones.
2442 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2443 Nick Clifton <nickc@redhat.com>
2447 * config/mips/mips.c (mips_compute_frame_info): Initialise
2448 args_size and hard_frame_pointer_offset fields of the frame
2449 structure before calling mips_global_pointer.
2451 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2453 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2455 * configure: Regenerate.
2457 2016-01-21 Richard Biener <rguenther@suse.de>
2459 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2461 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2463 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2464 to actually emit the .size directive.
2466 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2467 Jakub Jelinek <jakub@redhat.com>
2471 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2472 args array size by one to avoid buffer overflow.
2474 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2476 * config/s390/s390.md (pool_section_start): Use switch_to_section
2477 to select proper read-only data section instead of hardcoding
2479 (pool_section_end): Use switch_to_section to match the above.
2481 2016-01-21 Richard Biener <rguenther@suse.de>
2483 PR tree-optimization/69378
2484 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2485 (set_ssa_val_to): Use it for dominance checks taking into
2486 account not executable edges.
2488 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2491 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2492 for bitsize instead of GET_MODE_PRECISION (mode).
2494 2016-01-20 Martin Sebor <msebor@redhat.com>
2497 * extend.texi (__sync Builtins): Clarify the semantics of
2498 __sync_fetch_and_OP built-ins on pointers.
2499 (__atomic Builtins): Same.
2501 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2502 Sebastian Pop <s.pop@samsung.com>
2504 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2505 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2506 (is_valid_rename): Same.
2507 (translate_isl_ast_to_gimple::get_rename): Same.
2508 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2509 (translate_isl_ast_to_gimple::rename_uses): Same.
2510 (get_new_name): Check for close_phi nodes.
2511 (copy_loop_phi_args): Use phi_node_kind.
2512 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2513 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2515 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2516 Sebastian Pop <s.pop@samsung.com>
2518 Revert commit r229783.
2519 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2520 Remove use of parameter_rename_map.
2522 (copy_internal_parameters): Remove.
2523 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2524 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2525 (free_sese_info): Do not free parameter_rename_map.
2526 (set_rename): Do not use parameter_rename_map.
2527 (rename_uses): Update call to set_rename.
2528 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2529 * sese.h (parameter_rename_map_t): Remove.
2530 (struct sese_info_t): Remove field parameter_rename_map.
2532 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2533 Sebastian Pop <s.pop@samsung.com>
2535 * graphite-isl-ast-to-gimple.c: Fix comment.
2536 * graphite-scop-detection.c (defined_in_loop_p): New.
2537 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2538 names defined in loop.
2540 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2541 Sebastian Pop <s.pop@samsung.com>
2543 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2544 Discard unstructured if-then-else regions.
2546 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2547 Sebastian Pop <s.pop@samsung.com>
2549 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2550 (cleanup_loop_iter_dom): Remove.
2551 (build_loop_iteration_domains): Remove.
2552 (build_scop_context): Remove.
2553 (build_scop_iteration_domain): Remove.
2554 (add_loop_constraints): New.
2555 (build_iteration_domains): New.
2556 (build_poly_scop): Call build_iteration_domains.
2558 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2559 Sebastian Pop <s.pop@samsung.com>
2561 * graphite-scop-detection.c
2562 (scop_detection::harmful_loop_in_region): Free dom and loops.
2563 (scop_detection::loop_body_is_valid_scop): Free bbs.
2565 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2566 Sebastian Pop <s.pop@samsung.com>
2568 * graphite-scop-detection.c (record_loop_in_sese): New.
2569 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2570 (build_scops): Remove call to build_sese_loop_nests.
2571 * sese.c (sese_record_loop): Remove.
2572 (build_sese_loop_nests): Remove.
2573 (new_sese_info): Remove region->loops.
2574 (free_sese_info): Same.
2575 * sese.h (sese_contains_loop): Same.
2576 (build_sese_loop_nests): Remove.
2577 (sese_contains_loop): Remove.
2579 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2580 Sebastian Pop <s.pop@samsung.com>
2582 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2583 loop_is_valid_in_scop.
2584 (scop_detection::harmful_stmt_in_region): Renamed
2585 harmful_loop_in_region.
2586 Call loop_is_valid_in_scop.
2588 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2589 Sebastian Pop <s.pop@samsung.com>
2591 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2594 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2595 Sebastian Pop <s.pop@samsung.com>
2597 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2598 * graphite.h (struct poly_bb): Remove field is_reduction.
2599 (PBB_IS_REDUCTION): Remove.
2601 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2602 Sebastian Pop <s.pop@samsung.com>
2604 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2605 (add_pdr_constraints): Same.
2606 (scop_get_reads): Same.
2607 (scop_get_must_writes): Same.
2608 (scop_get_may_writes): Same.
2609 (scop_get_original_schedule): Same.
2610 (extend_schedule): Same.
2611 (apply_schedule_on_deps): Same.
2612 (carries_deps): Same.
2613 (compute_deps): Same.
2614 (scop_get_dependences): Same.
2615 * graphite-isl-ast-to-gimple.c
2616 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2617 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2618 (get_schedule_for_band_list): Same.
2619 (get_schedule_map): Same.
2620 (apply_schedule_map_to_scop): Same.
2621 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2622 (build_loop_iteration_domains): Same.
2623 (add_condition_to_pbb): Same.
2624 (add_param_constraints): Same.
2625 (pdr_add_memory_accesses): Same.
2626 (pdr_add_data_dimensions): Same.
2628 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2630 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2633 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2635 * common.opt (feliminate-dwarf2-dups): Replace references to
2636 "DWARF 2" with just "DWARF".
2637 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2638 * doc/extend.texi: Likewise.
2639 * doc/cpp.texi: Likewise.
2640 * doc/invoke.texi: Likewise.
2641 (Option Summary): Add -gdwarf to list of Debugging Options.
2642 (Debugging Options): Document -gdwarf.
2643 * doc/contrib.texi: Spell "DWARF" like that.
2645 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2647 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2648 warning. Fix up formatting.
2651 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2652 attempt to mark memory input operand addressable and
2653 call prepare_gimple_addressable in that case. Don't adjust
2654 input_location for diagnostics, use error_at instead.
2656 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2658 * config/rs6000/ppc-auxv.h: New file.
2659 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2661 (cpu_supports): Likewise.
2662 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2663 (cpu_is_info): New variable.
2664 (cpu_supports_info): Likewise.
2665 (tcb_verification_symbol): Likewise.
2666 (cpu_builtin_p): Likewise.
2667 (cpu_expand_builtin): New function.
2668 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2669 (rs6000_init_builtins): Likewise.
2670 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2671 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2672 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2673 * configure: Regenerate.
2674 * config.in: Likewise.
2675 * doc/extend.texi (PowerPC Built-in Functions): Document
2676 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2678 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2681 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2683 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2686 2016-01-20 Richard Henderson <rth@redhat.com>
2692 * tree.c (tm_define_builtin): New.
2693 (find_tm_vector_type): New.
2694 (build_tm_vector_builtins): New.
2695 (build_common_builtin_nodes): Call it.
2697 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2699 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2700 (arm_fp_ok): Likewise.
2702 (arm_crypto): Likewise.
2704 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2705 Richard Biener <rguenther@suse.de>
2707 PR tree-optimization/69328
2708 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2709 vectors have same number of elements.
2710 (vectorizable_condition): Fix masked version recognition.
2712 2016-01-20 Richard Biener <rguenther@suse.de>
2714 PR tree-optimization/69345
2715 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2716 (VN_INFO_PTR_INFO): Likewise.
2717 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2718 info when it is equal between non-dominating SSA names.
2719 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2720 Make sure to look at original SSA infos.
2722 2016-01-20 Jeff Law <law@redhat.com>
2725 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2727 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2728 (pc_or_label_operand): New predicate.
2729 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2730 tests for small integers that are 2^n - 1.
2732 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2734 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2736 2016-01-19 Jeff Law <law@redhat.com>
2739 * tree-ssa-threadbackwards.c
2740 (fsm_find_control_statement_thread_paths): Do not try to lookup
2741 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2743 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2745 * doc/lto.texi: Remove text that says only Gold has linker plugin
2748 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2750 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2751 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2752 the DIE accordingly.
2753 (modified_type_die): Add REVERSE parameter and pass it recursively,
2754 as well as to base_type_die. Adjust presence check accordingly.
2755 (base_type_for_mode): Adjust call to modified_type_die.
2756 (add_type_attribute): Add REVERSE parameter and pass it to
2758 (generic_parameter_die): Adjust call to add_type_attribute.
2759 (add_scalar_info): Likewise.
2760 (add_subscript_info): Likewise.
2761 (gen_array_type_die): Likewise.
2762 (gen_descr_array_type_die): Likewise.
2763 (gen_entry_point_die): Likewise.
2764 (gen_enumeration_type_die): Likewise.
2765 (gen_formal_parameter_die): Likewise.
2766 (gen_subprogram_die): Likewise.
2767 (gen_variable_die ): Likewise.
2768 (gen_const_die): Likewise.
2769 (gen_field_die): Likewise.
2770 (gen_pointer_type_die): Likewise.
2771 (gen_reference_type_die): Likewise.
2772 (gen_ptr_to_mbr_type_die): Likewise.
2773 (gen_inheritance_die): Likewise.
2774 (gen_subroutine_type_die): Likewise.
2775 (gen_typedef_die): Likewise.
2776 (force_type_die): Adjust call to modified_type_die.
2778 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
2780 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2781 flow throughout the file. Fix broken link to Objective-C 2.0
2783 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2786 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2788 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2790 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2793 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2794 (maybe_record_node): Record cxa_pure_virtual as the only possible
2795 target if there are not ohter candidates.
2796 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2798 2016-01-19 Richard Biener <rguenther@suse.de>
2800 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2801 (get_memory_order): Likewise.
2803 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
2805 * tree-vect-stmts.c (vectorizable_store): Check
2808 2016-01-19 David Malcolm <dmalcolm@redhat.com>
2811 * gcc.c (driver::decode_argv): Add call to
2812 init_opts_obstack before init_options_struct.
2813 * opts.c (init_opts_obstack): Remove idempotency.
2814 (init_options_struct): Replace call to init_opts_obstack
2815 with a gcc_assert to verify that it has already been called.
2816 * toplev.c (toplev::main): Add call to init_opts_obstack before
2817 calls to init_options_struct.
2818 (toplev::finalize): Move cleanup of opts_obstack next to
2819 cleanup of save_decoded_options, clearing the latter, and
2820 save_decoded_options_count.
2822 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2825 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
2826 attribute to unconditional. Remove %? from output template.
2828 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2829 Jiong Wang <jiong.wang@arm.com>
2831 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
2832 generated from different expand order.
2834 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2836 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2837 Add support for CCMP costing.
2839 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2841 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
2842 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
2843 (fccmpe<mode>): Likewise.
2844 (fcmp): Rename to fcmp and globalize pattern.
2846 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
2847 (aarch64_gen_ccmp_next): Add FP support.
2849 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2851 * target.def (gen_ccmp_first): Update documentation.
2852 (gen_ccmp_next): Likewise.
2853 * doc/tm.texi (gen_ccmp_first): Update documentation.
2854 (gen_ccmp_next): Likewise.
2855 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
2856 expand_ccmp_expr_1. Improve comments.
2857 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
2858 (ccmp_ior<mode>): Remove pattern.
2859 (cmp<mode>): Remove expand.
2860 (cmp): Globalize pattern.
2861 (cstorecc4): Use cc_register.
2862 (mov<mode>cc): Remove ccmp_cc_register check.
2863 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
2864 Simplify after removal of CC_DNE/* modes.
2865 (aarch64_ccmp_mode_to_code): Remove.
2866 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
2867 In 'k' case use integer as condition.
2868 (aarch64_nzcv_codes): Remove inverted cases.
2869 (aarch64_code_to_ccmode): Remove.
2870 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
2871 comparison with CC register to be used in folowing CCMP/branch/CSEL.
2872 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
2873 pattern. Return the comparison with CC register. Invert conditions
2875 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
2876 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
2878 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2880 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2881 instrumented_version.
2883 2016-01-19 Richard Biener <rguenther@suse.de>
2885 PR tree-optimization/69336
2886 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
2887 handled components with get_ref_base_and_extent.
2888 (equal_mem_array_ref_p): Adjust.
2890 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2893 * shrink-wrap.c: Include valtrack.h.
2894 (move_insn_for_shrink_wrap): Add DEBUG argument. If
2895 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2896 in between insn and where it will be moved to. Call
2897 dead_debug_insert_temp.
2898 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
2899 first and dead_debug_local_finish at the end.
2900 For uses and defs bitmap, handle all regs in between REGNO and
2901 END_REGNO, not just the first one.
2903 2016-01-19 Richard Biener <rguenther@suse.de>
2905 PR tree-optimization/69352
2906 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2907 (equal_mem_array_ref_p): Constrain size and max size properly.
2908 Compare the reverse flag.
2910 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
2912 * ira.c (ira): Update regstat data if we deleted insns.
2914 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2916 PR rtl-optimization/68955
2917 PR rtl-optimization/64557
2918 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2919 here. Fix up formatting.
2920 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2922 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2925 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
2926 assume that the node has body.
2927 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
2930 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2932 * lto-streamer-out.c (lto_output): Do not stream instrumentation
2935 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2937 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
2938 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2940 2016-01-19 Martin Jambor <mjambor@suse.cz>
2941 Martin Liska <mliska@suse.cz>
2942 Michael Matz <matz@suse.de>
2944 * Makefile.in (OBJS): Add new source files.
2945 (GTFILES): Add hsa.c.
2946 * common.opt (disable_hsa): New variable.
2947 (-Whsa): New warning.
2948 * config.in (ENABLE_HSA): New.
2949 * configure.ac: Treat hsa differently from other accelerators.
2950 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
2952 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
2953 * doc/install.texi (Configuration): Document --with-hsa-runtime,
2954 --with-hsa-runtime-include, --with-hsa-runtime-lib and
2956 * doc/invoke.texi (-Whsa): Document.
2957 (hsa-gen-debug-stores): Likewise.
2958 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
2959 to invoke offload compiler for hsa acclerator.
2960 * opts.c (common_handle_option): Determine whether HSA offloading
2961 should be performed.
2962 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
2963 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
2964 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
2965 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
2966 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
2967 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
2968 GF_OMP_FOR_KIND_GRID_LOOP.
2969 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
2970 (pp_gimple_stmt_1): Likewise.
2971 * gimple-walk.c (walk_gimple_stmt): Likewise.
2972 * gimple.c (gimple_build_omp_grid_body): New function.
2973 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
2974 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
2975 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
2976 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
2977 GF_OMP_TEAMS_GRID_PHONY.
2978 (gimple_statement_omp_single_layout): Updated comments.
2979 (gimple_build_omp_grid_body): New function.
2980 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
2981 (gimple_omp_for_grid_phony): New function.
2982 (gimple_omp_for_set_grid_phony): Likewise.
2983 (gimple_omp_parallel_grid_phony): Likewise.
2984 (gimple_omp_parallel_set_grid_phony): Likewise.
2985 (gimple_omp_teams_grid_phony): Likewise.
2986 (gimple_omp_teams_set_grid_phony): Likewise.
2987 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
2988 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
2989 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
2990 (BUILT_IN_GOMP_TARGET): Updated type.
2991 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
2992 (adjust_for_condition): New function.
2993 (get_omp_for_step_from_incr): Likewise.
2994 (extract_omp_for_data): Moved parts to adjust_for_condition and
2995 get_omp_for_step_from_incr.
2996 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
2997 (fixup_child_record_type): Bail out if receiver_decl is NULL.
2998 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
2999 (scan_omp_parallel): Do not create child functions for phony
3001 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
3002 (scan_omp_1_op): Checking assert we are not remapping to
3003 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
3004 (parallel_needs_hsa_kernel_p): New function.
3005 (expand_parallel_call): Register apprpriate parallel child
3006 functions as HSA kernels.
3007 (grid_launch_attributes_trees): New type.
3008 (grid_attr_trees): New variable.
3009 (grid_create_kernel_launch_attr_types): New function.
3010 (grid_insert_store_range_dim): Likewise.
3011 (grid_get_kernel_launch_attributes): Likewise.
3012 (get_target_argument_identifier_1): Likewise.
3013 (get_target_argument_identifier): Likewise.
3014 (get_target_argument_value): Likewise.
3015 (push_target_argument_according_to_value): Likewise.
3016 (get_target_arguments): Likewise.
3017 (expand_omp_target): Call get_target_arguments instead of looking
3018 up for teams and thread limit.
3019 (grid_expand_omp_for_loop): New function.
3020 (grid_arg_decl_map): New type.
3021 (grid_remap_kernel_arg_accesses): New function.
3022 (grid_expand_target_kernel_body): New function.
3023 (expand_omp): Call it.
3024 (lower_omp_for): Do not emit phony constructs.
3025 (lower_omp_taskreg): Do not emit phony constructs but create for them
3026 a temporary variable receiver_decl.
3027 (lower_omp_taskreg): Do not emit phony constructs.
3028 (lower_omp_teams): Likewise.
3029 (lower_omp_grid_body): New function.
3030 (lower_omp_1): Call it.
3031 (grid_reg_assignment_to_local_var_p): New function.
3032 (grid_seq_only_contains_local_assignments): Likewise.
3033 (grid_find_single_omp_among_assignments_1): Likewise.
3034 (grid_find_single_omp_among_assignments): Likewise.
3035 (grid_find_ungridifiable_statement): Likewise.
3036 (grid_target_follows_gridifiable_pattern): Likewise.
3037 (grid_remap_prebody_decls): Likewise.
3038 (grid_copy_leading_local_assignments): Likewise.
3039 (grid_process_kernel_body_copy): Likewise.
3040 (grid_attempt_target_gridification): Likewise.
3041 (grid_gridify_all_targets_stmt): Likewise.
3042 (grid_gridify_all_targets): Likewise.
3043 (execute_lower_omp): Call grid_gridify_all_targets.
3044 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
3045 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
3046 (tree_omp_clause): Added union field dimension.
3047 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
3048 * tree.c (omp_clause_num_ops): Added number of arguments of
3049 OMP_CLAUSE__GRIDDIM_.
3050 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
3051 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
3052 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
3053 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
3054 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
3055 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
3056 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
3057 * tree-pass.h (make_pass_gen_hsail): Declare.
3058 (make_pass_ipa_hsa): Likewise.
3059 * ipa-hsa.c: New file.
3060 * lto-section-in.c (lto_section_name): Add hsa section name.
3061 * lto-streamer.h (lto_section_type): Add hsa section.
3062 * timevar.def (TV_IPA_HSA): New.
3063 * hsa-brig-format.h: New file.
3064 * hsa-brig.c: New file.
3065 * hsa-dump.c: Likewise.
3066 * hsa-gen.c: Likewise.
3069 * toplev.c (compile_file): Call hsa_output_brig.
3070 * hsa-regalloc.c: New file.
3072 2016-01-18 Jeff Law <law@redhat.com>
3074 PR tree-optimization/69320
3075 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
3076 ranged object, do nothing if the RHS constant is not [0..1].
3077 (optimize_stmt): Comparing a boolean ranged object against a
3078 constant outside [0..1] results in a compile-time constant.
3080 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
3083 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
3085 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3086 (Option Summary): Update to reflect new section and moved options.
3087 (C++ Dialect Options): Move -fstats to new section.
3088 (Debugging Options): Move all dump, statistics, and other GCC
3089 developer options to new section. Rewrite section introduction
3090 and re-order remaining options to put the more basic ones first.
3091 (Optimization Options): Move -fira-verbose and -flto-report* to
3093 (Developer Options): New section incorporating moved options.
3094 * doc/cppopts.texi (-dM): Update cross-reference.
3096 2016-01-18 Richard Henderson <rth@redhat.com>
3099 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
3100 operands to pseudo only if CSE is expected. Split long immediate
3101 operands only after reload, and for the stack pointer.
3102 (*add<GPI>3_pluslong): Remove.
3103 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
3104 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
3105 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
3106 (*add<GPI>3 peepholes): New.
3107 (*add<GPI>3 splitters): New.
3108 * config/aarch64/constraints.md (Upl): New.
3109 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
3111 2016-01-18 Richard Biener <rguenther@suse.de>
3113 PR tree-optimization/69297
3114 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
3116 (vect_bb_vectorization_profitable_p): Clear visited flag again.
3118 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3121 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
3122 of mixind vector and scalar types.
3123 (fold_relational_const): Add handling of vector
3124 comparison with boolean result.
3125 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
3126 comparison of vector operands with boolean result for EQ/NE only.
3127 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
3128 (verify_gimple_cond): Likewise.
3129 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
3132 2016-01-18 Joseph Myers <joseph@codesourcery.com>
3134 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
3137 2016-01-18 Richard Biener <rguenther@suse.de>
3140 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
3142 2016-01-18 Tom de Vries <tom@codesourcery.com>
3144 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
3146 2016-01-18 Tom de Vries <tom@codesourcery.com>
3148 * omp-low.c (set_oacc_fn_attrib): Make extern.
3149 * omp-low.h (set_oacc_fn_attrib): Declare.
3150 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
3151 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
3152 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
3153 Add and handle function parameter oacc_kernels_p.
3154 (find_reduc_addr, get_omp_data_i_param): New function.
3155 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
3156 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
3157 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
3158 Calculate dominance info. Skip loops that are not in a kernels region
3159 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
3160 (pass_parallelize_loops::execute): Call parallelize_loops with
3161 oacc_kernels_p argument.
3162 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
3163 New member function.
3164 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
3165 * passes.def: Add argument to pass_parallelize_loops instantation.
3167 2016-01-18 Tom de Vries <tom@codesourcery.com>
3169 * tree-parloops.c (pass_parallelize_loops::execute): Allow
3170 pass_parallelize_loops to be run outside the loop pipeline.
3172 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3174 * tree-scalar-evolution.c (follow_copies_to_constant): New.
3175 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
3177 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3180 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
3181 using get_ref_base_and_extent.
3182 (equal_mem_array_ref_p): New.
3183 (hashable_expr_equal_p): Add call to previous.
3185 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3188 * tree-sra.c (disqualified_constants, constant_decl_p): New.
3189 (sra_initialize): Allocate disqualified_constants.
3190 (sra_deinitialize): Free disqualified_constants.
3191 (disqualify_candidate): Update disqualified_constants when appropriate.
3192 (create_access): Scan for constant-pool entries as we go along.
3193 (scalarizable_type_p): Add check against type_contains_placeholder_p.
3194 (maybe_add_sra_candidate): Allow constant-pool entries.
3195 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
3196 (initialize_constant_pool_replacements): New.
3197 (sra_modify_assign): Avoid mangling assignments created by previous,
3198 and don't generate writes into constant pool.
3199 (sra_modify_function_body): Call initialize_constant_pool_replacements.
3201 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3203 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
3205 (scalar_chain::convert_op): Likewise.
3206 * config/i386/i386.md (*andndi3_doubleword): New.
3208 2016-01-18 Richard Biener <rguenther@suse.de>
3210 PR tree-optimization/69170
3211 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
3212 building a vector from scalar results of a pattern stmt.
3214 2016-01-18 Jakub Jelinek <jakub@redhat.com>
3216 * haifa-sched.c (autopref_multipass_init): Work around
3217 -Wmaybe-uninitialized warning.
3219 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3221 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
3222 against the constant 0.
3224 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3226 PR tree-optimization/68799
3227 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
3228 look up phi candidates in the statement-candidate map.
3229 (phi_add_costs): Likewise.
3230 (record_phi_increments): Likewise.
3231 (phi_incr_cost): Likewise.
3232 (ncd_with_phi): Likewise.
3233 (all_phi_incrs_profitable): Likewise.
3235 2016-01-17 Jakub Jelinek <jakub@redhat.com>
3237 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
3238 -Wmaybe-uninitialized warning.
3240 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
3242 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3243 (Option Summary): Update to reflect new section and moved options.
3244 (C++ Dialect Options): Move -fvtable-verify and related options.
3245 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
3246 and profiling-related options.
3247 (Optimization Options): Move profile generation options and
3248 -fstack-protector and related options.
3249 (Instrumentation Options): New section incorporating moved options.
3250 (Code Generation Options): Move -finstrument-functions and
3251 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
3253 2016-01-16 Tom de Vries <tom@codesourcery.com>
3255 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
3257 2016-01-16 Tom de Vries <tom@codesourcery.com>
3259 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
3261 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
3263 * hash-table.h (hash_table::empty): Turn into an inline wrapper
3264 that checks whether the table is already empty. Rename the
3265 original implementation to...
3266 (hash_table::empty_slot): ...this new private function.
3268 2016-01-15 David Malcolm <dmalcolm@redhat.com>
3271 * diagnostic-show-locus.c (layout::print_source_line): Move x
3272 offset of line until after call to
3273 get_line_width_without_trailing_whitespace.
3275 2016-01-15 Jeff Law <law@redhat.com>
3277 PR tree-optimization/69270
3278 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
3279 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
3280 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
3281 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
3282 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3283 ssa_name_has_boolean_range and constant_boolean_node.
3285 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
3287 PR rtl-optimization/69030
3288 * lra-spills.c (remove_pseudos): Check nrefs and make the function
3290 (spill_pseudos): Delete debug insn for dead pseudo.
3291 (lra_spill): Initiate spill_hard_reg and slots memory separately.
3293 2016-01-15 Jiong Wang <jiong.wang@arm.com>
3295 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3297 (TYPES_UNOPUS): Likewise.
3298 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3299 builtin type, from UNOP to UNOPUS.
3300 (lbtruncuv4sf): Likewise.
3301 (lbtruncuv2df): Likewise.
3302 (lrounduv2sf): Likewise.
3303 (lrounduv4sf): Likewise.
3304 (lrounduv2df): Likewise.
3305 (lroundusf): Likewise.
3306 (lroundusf): Likewise.
3307 (lceiluv2sf): Likewise.
3308 (lceiluv4sf): Likewise.
3309 (lceiluv2df): Likewise.
3310 (lceilusf): Likewise.
3311 (lceiludf): Likewise.
3312 (lflooruv2sf): Likewise.
3313 (lflooruv4sf): Likewise.
3314 (lflooruv2df): Likewise.
3315 (lfloorusf): Likewise.
3316 (lfloorudf): Likewise.
3317 (lfrintnuv2sf): Likewise.
3318 (lfrintnuv4sf): Likewise.
3319 (lfrintnuv2df): Likewise.
3320 (lfrintnusf): Likewise.
3321 (lfrintnudf): Likewise.
3322 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3324 (vcvtq_u32_f32): Likewise.
3325 (vcvtq_u64_f64): Likewise.
3326 (vcvta_u32_f32): Likewise.
3327 (vcvtaq_u32_f32): Likewise.
3328 (vcvtaq_u64_f64): Likewise.
3329 (vcvtm_u32_f32): Likewise.
3330 (vcvtmq_u32_f32): Likewise.
3331 (vcvtmq_u64_f64): Likewise.
3332 (vcvtn_u32_f32): Likwise.
3333 (vcvtnq_u32_f32): Likewise.
3334 (vcvtnq_u64_f64): Likewise.
3335 (vcvtp_u32_f32): Likewise.
3336 (vcvtpq_u32_f32): Likewise.
3337 (vcvtpq_u64_f64): Likewise.
3338 (vcvtmd_u64_f64): Likewise.
3339 (vcvtms_u32_f32): Likewise.
3340 (vcvtad_u64_f64): Likewise.
3341 (vcvtas_u32_f32): Likewise.
3342 (vcvtnd_u64_f64): Likewise.
3343 (vcvtns_u32_f32): Likewise.
3344 (vcvtpd_u64_f64): Likewise.
3345 (vcvtps_u32_f32): Likewise.
3347 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3349 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3350 CSEL of zero_extended registers.
3352 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3354 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3355 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3357 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3359 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3360 false when argument string is not found in the attributes table
3363 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3366 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3367 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3368 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3371 2016-01-15 Richard Biener <rguenther@suse.de>
3373 PR tree-optimization/66856
3374 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3375 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3376 (vect_create_new_slp_node): Increment stmt reference count.
3377 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3378 an SLP tree before swapping operands.
3379 (vect_build_slp_tree): Likewise.
3380 (destroy_bb_vec_info): Free stmt info after SLP instances.
3381 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3382 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3383 (STMT_VINFO_NUM_SLP_USES): New macro.
3385 2016-01-15 Richard Biener <rguenther@suse.de>
3388 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3389 (add_linkage_name): ... here.
3390 (gen_typedef_die): Use add_linkage_name_raw instead of
3391 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3394 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3396 * gimplify.c (oacc_default_clause): Decode reference and pointer
3397 types for both kernels and parallel regions.
3399 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3402 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3404 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3406 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3407 (convert_scalars_to_vector): Likewise.
3409 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3411 * doc/extend.texi (Type Traits): Fix grammar.
3413 2016-01-15 Martin Jambor <mjambor@suse.cz>
3415 * tree-inline.c (remap_decl): Use existing dclarations if
3416 remapping a type and prevent_decl_creation_for_types.
3417 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3418 decls first. Do real remapping with
3419 prevent_decl_creation_for_types set.
3420 * tree-inline.h (copy_body_data): New field
3421 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3424 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3426 * config/s390/s390.opt (mmvcle): More verbose help text.
3428 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3430 * config/s390/s390.opt: Add period to -mzvector option text.
3432 2016-01-15 Richard Biener <rguenther@suse.de>
3434 PR tree-optimization/68961
3435 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3436 of invariants in stores again.
3438 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3440 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3442 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3444 * config/i386/i386.c (ix86_expand_branch): Don't split
3445 DI mode xor instruction to SI mode.
3447 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3450 * ipa-icf.c (sem_function::merge): Virtual functions may become
3451 reachable even if they address is not taken and there are no
3454 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3456 * lto-streamer-out.c (subtract_estimated_size): New function.
3457 (get_symbol_initial_value): Use it.
3459 2016-01-15 Christian Bruel <christian.bruel@st.com>
3462 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3463 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3464 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3465 use add_builtin_function_ext_scope instead of add_builtin_function.
3466 (neon_set_p, neon_crypto_set_p): Remove.
3467 (arm_init_builtins): Always call arm_init_neon_builtins and
3468 arm_init_crypto_builtins.
3469 (arm_expand_builtin): Check that builtins are allowed for the arch.
3470 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3471 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3472 arm_init_neon_builtins call.
3474 2016-01-15 Richard Biener <rguenther@suse.de>
3476 PR tree-optimization/69117
3477 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3478 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3479 of the leader conservatively.
3480 (free_scc_vn): Restore original SSA name infos.
3482 2016-01-14 Jeff Law <law@redhat.com>
3484 PR tree-optimization/69270
3485 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3486 single bit of precision, verify it's also unsigned.
3487 (record_edge_info): Use constant_boolean_node rather than fold_convert
3488 to convert boolean_true/boolean_false to the right type.
3490 2016-01-14 Richard Henderson <rth@redhat.com>
3493 * loop-doloop.c (record_reg_sets): New.
3494 (doloop_optimize): Reject the transform if the sequence
3495 clobbers registers live at the end of the loop block.
3496 (doloop_optimize_loops): Enable df_live if needed.
3498 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3500 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3501 * gcc/config/rs6000/rs6000.c: Likewise.
3502 * gcc/config/rs6000/rs6000.h: Likewise.
3503 * gcc/config/rs6000/rs6000.md: Likewise.
3504 * gcc/doc/extend.texi: Likewsie.
3506 2016-01-14 Jeff Law <law@redhat.com>
3508 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3511 2016-01-14 Richard Henderson <rth@redhat.com>
3515 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3516 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3517 instead of builtin_decl_declared_p to test for declaration.
3519 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3521 * doc/loop.texi (Loop Analysis and Representation): Document
3522 loop_depth function.
3524 2016-01-14 Tom de Vries <tom@codesourcery.com>
3526 PR tree-optimization/68773
3527 * omp-low.c (expand_omp_target): Don't set force_output.
3528 * varpool.c (varpool_node::get_create): Same.
3529 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3530 offload_funcs with force_output.
3532 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3535 * lra-eliminations.c (move_plus_up): Don't change anything if either
3536 the outer or inner subreg mode is not MODE_INT.
3537 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3538 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3540 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3542 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3543 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3544 reduc_uplus_@var{m}): Remove.
3545 * expr.c (expand_expr_real_2): Remove expansion path for
3546 reduc_[us](min|max|plus) optabs.
3547 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3548 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3549 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3550 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3551 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3552 reduc_[us](min|max|plus) optabs.
3554 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3556 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3557 (reduc_plus_scal_v2sf): New.
3558 (reduc_smax_v2sf): Rename to...
3559 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3560 (reduc_smin_v2sf): Rename to...
3561 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3563 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3565 * alias.c (compare_base_symbol_refs): New function.
3566 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3569 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3572 PR tree-optimization/69155
3573 * tree-complex.c: Include cfganal.h.
3574 (phis_to_revisit): New variable.
3575 (extract_component): Add phiarg_p argument. Assert that returned
3576 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3577 (update_phi_components): Partly rewrite to use loop over real/imag
3578 components instead of code duplication. If extract_component returns
3579 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3580 create_tmp_reg into the PHI node instead, and mention the phi triplet
3582 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3583 in phis_to_revisit at the end.
3585 2016-01-14 Richard Biener <rguenther@suse.de>
3587 PR tree-optimization/68060
3588 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3589 outer loop reduction is only used in the inner loop before
3590 detecting a double reduction.
3592 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3595 * combine.c (expand_field_assignment): Punt if compute_mode is
3596 unsupported scalar mode.
3598 2016-01-14 Richard Biener <rguenther@suse.de>
3600 PR tree-optimization/66856
3601 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3602 SLP node only if it built successfully.
3603 (vect_analyze_slp_instance): Adjust.
3605 2016-01-14 Jeff Law <law@redhat.com>
3607 PR tree-optimization/69270
3608 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3609 (record_edge_info): Use it. Convert boolean_{true,false}_node
3612 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3615 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3616 use block_ultimate_origin
3617 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3619 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3621 * doc/invoke.texi (Submodel Options): Rename section to
3622 "Machine-Dependent Options" to better reflect its content.
3623 Rewrite introductory text to remove archaic CPU names.
3626 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3628 * doc/invoke.texi (Code Gen Options): Move section up in file,
3629 before target-specific options. Update menu and option summary
3630 to reflect the new section ordering.
3632 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3634 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3635 (C++ Dialect Options): Add cross-reference to -std option.
3636 * doc/standards.texi (C++ Language): Document C++14 support.
3638 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3640 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3641 for pack/unpack functions for __ibm128.
3642 (PACK_IF): Likewise.
3643 (UNPACK_IF): Likewise.
3645 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3646 support for __ibm128 pack/unpack functions.
3647 (rs6000_invalid_builtin): Likewise.
3648 (rs6000_init_builtins): Likewise.
3649 (rs6000_opt_masks): Likewise.
3651 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3652 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3654 (RS6000_BTM_COMMON): Likewise.
3656 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3657 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3658 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3659 128-bit floating point. Add support for the double values to be
3660 in Altivec registers for TF/IF packing and unpacking, but restrict
3661 TD packing sub-fields to be FPR registers. Don't allow overlapped
3662 register support for packing. Allow pack inputs to be memory
3663 locations. Don't build generator functions for unpack<mode>_dm
3664 and unpack<mode>_nodm.
3665 (unpack<mode>_dm): Likewise.
3666 (unpack<mode>_nodm): Likewise.
3667 (pack<mode>): Likewise.
3669 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3670 built-in functions to pack/unpack explicit __ibm128 values.
3671 (__builtin_unpack_ibm128): Likewise.
3673 * doc/extend.texi (PowerPC Built-in Functions): Document
3674 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3676 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3679 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3680 Add new arg loc and pass it down as context.
3681 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3682 to the location to use for the warning.
3683 (check_function_arguments): New arg loc. All callers changed. Pass
3684 it to check_function_nonnull.
3685 * c-common.h (check_function_arguments): Adjust declaration.
3687 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3689 PR tree-optimization/69156
3690 * gimple.c (validate_type): Removed.
3691 (gimple_builtin_call_types_compatible_p): Use
3692 useless_type_conversion_p instead of validate_type.
3693 * value-prof.c (gimple_stringop_fixed_value): Fold
3694 icall_size to correct type.
3696 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3698 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3701 2016-01-13 Richard Henderson <rth@redhat.com>
3704 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3705 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3706 (ix86_builtin_tm_store): Remove.
3707 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3708 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3709 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3710 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3711 * doc/tm.texi: Rebuild.
3713 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3714 (BUILT_IN_TM_MEMCPY_RTWN): New.
3715 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3716 fallback from vector to integer helpers.
3717 (build_tm_load): Handle vector types directly, instead of
3719 (build_tm_store): Likewise.
3720 (expand_assign_tm): Prepare for register types not handled by
3721 the above. Copy them to memory and use memcpy.
3722 * tree.c (tm_define_builtin): New.
3723 (find_tm_vector_type): New.
3724 (build_tm_vector_builtins): New.
3725 (build_common_builtin_nodes): Call it.
3727 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3729 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3730 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3732 2016-01-13 Tom de Vries <tom@codesourcery.com>
3734 PR tree-optimization/69169
3735 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3736 handled_struct_type param.
3737 (create_variable_info_for, intra_create_variable_infos): Call
3738 create_variable_info_for_1 with extra arg.
3740 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3742 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3743 and "armv8.1-a+crc" entries.
3745 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3748 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3749 Change first operand predicate from register_or_constm1_operand
3750 to register_operand.
3751 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3752 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3753 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3754 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3755 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3756 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3757 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3758 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3759 comparison with constm1_rtx from vec_prefetch_gen part.
3761 2016-01-13 Richard Biener <rguenther@suse.de>
3763 PR tree-optimization/69013
3764 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3765 Exchange assert for a test.
3767 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3770 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3772 2016-01-13 Richard Biener <rguenther@suse.de>
3774 PR tree-optimization/69242
3775 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3776 assert with a check.
3778 2016-01-13 Richard Biener <rguenther@suse.de>
3780 PR tree-optimization/69186
3781 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3782 Properly guard vect_update_misalignment_for_peel call.
3784 2016-01-12 Jeff Law <law@redhat.com>
3786 PR tree-optimization/pr67755
3787 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3788 "need_profile_correction".
3789 (thread_block_1): Initialize new field to false by default. If we
3790 have multiple thread paths through a common joiner to different
3791 final targets, then set new field to true.
3792 (compute_path_counts): Only do count adjustment when it's really
3795 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3797 * doc/invoke.texi (Spec Files): Move section down in file, past
3798 all command-line option descriptions.
3800 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3803 * doc/gty.texi: Remove documentation of mark_hook.
3804 * gengtype.c (struct write_types_data): Remove code to support
3805 mark_hook attribute.
3806 (walk_type): Likewise.
3807 (write_func_for_structure): Likewise.
3809 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3811 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
3812 Directory Options, and -specs= to Overall Options.
3813 (Overall Options): Adjust similarly. Reorder to group related
3814 options together. Make -specs= cross-reference the spec file details.
3815 (Directory Options): Adjust similarly.
3817 2016-01-12 Jeff Law <law@redhat.com>
3819 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
3821 2016-01-12 Olivier Hainque <hainque@adacore.com>
3823 * gcc.c (spec_undefvar_allowed): New global.
3824 (process_command): Set to true when running for --version or --help,
3826 (getenv_spec_function): When the variable is not defined, use the
3827 variable name as the variable value if we're allowed not to issue
3830 2016-01-12 Bin Cheng <bin.cheng@arm.com>
3832 PR tree-optimization/68911
3833 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
3834 information computed for expression "init + nit * step".
3836 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3838 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
3839 about name of GCC executable. Remove deleted node from menu.
3840 (Directory Options) <-B>: Remove cross-reference to deleted node.
3841 (Target Options): Delete section.
3843 2016-01-12 Christian Bruel <christian.bruel@st.com>
3846 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
3847 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
3849 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3852 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
3853 aligned_mem is properly set for AVX512-VL floating point masked
3857 * ifcvt.c (cond_exec_process_if_block): When removing the last
3858 insn from then_bb, remove also any possible barriers that follow it.
3860 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
3864 * config/i386/iamcu.h (SIZE_TYPE): New macro.
3865 (PTRDIFF_TYPE): Likewise.
3866 (WCHAR_TYPE): Likewise.
3867 (WCHAR_TYPE_SIZE): Likewise.
3868 (STDINT_LONG32): Likewise.
3870 2016-01-12 Richard Biener <rguenther@suse.de>
3872 PR tree-optimization/69053
3873 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
3874 convert initial value for cond reductions.
3876 2016-01-12 Richard Biener <rguenther@suse.de>
3878 PR tree-optimization/69007
3879 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
3880 widen_sum after dot_prod and sad.
3882 2016-01-12 Richard Biener <rguenther@suse.de>
3884 PR tree-optimization/69168
3885 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
3886 pattern stmt SLP type.
3887 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
3888 end up unused so cope with that case.
3890 2016-01-12 Richard Biener <rguenther@suse.de>
3892 PR tree-optimization/69157
3893 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3894 stmts def type only during analyze phase.
3895 (vectorizable_call): Likewise.
3896 (vectorizable_simd_clone_call): Likewise.
3897 (vectorizable_conversion): Likewise.
3898 (vectorizable_assignment): Likewise.
3899 (vectorizable_shift): Likewise.
3900 (vectorizable_operation): Likewise.
3901 (vectorizable_store): Likewise.
3902 (vectorizable_load): Likewise.
3904 2016-01-12 Richard Biener <rguenther@suse.de>
3906 PR tree-optimization/69174
3907 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3909 (vectorizable_load): Properly compute the number of loads needed
3910 for permuted strided SLP loads and do not spuriously assign
3911 to SLP_TREE_VEC_STMTS.
3913 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
3915 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3916 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3917 (MD_EXEC_PREFIX): Remove.
3918 (MD_STARTFILE_PREFIX) Removee.
3919 (FILE_NAME_ABSOLUTE_P): Remove.
3920 (CPP_SPEC): Do not read macros from sys/version.h.
3921 (LINK_COMMAND_SPEC): Remove.
3922 (LOCAL_INCLUDE_DIR): Remove.
3923 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
3924 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
3925 (POST_LINK_SPEC): Define to invoke stubify after linker
3926 (LIBSTDCXX): Remove define
3927 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
3928 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
3929 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
3930 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
3931 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
3932 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
3933 (i386_djgpp_asm_named_section): Add propotype of new procedure
3935 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
3936 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
3937 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
3938 in config/i386/djgpp.h).
3939 (STANDARD_STARTFILE_PREFIX_2): Define identical to
3940 STANDARD_STARTFILE_PREFIX_1.
3941 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
3942 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
3943 installation errors.
3944 (MAX_OFILE_ALIGNMENT): Define to 128.
3945 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
3947 * config/i386/djgpp.c: New file. Add implementation of
3948 i386_djgpp_asm_named_section.
3950 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
3952 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
3953 Add rule for building djgpp.o.
3955 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3957 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
3958 (rtx_is_swappable_p): Reductions are swappable.
3959 (insn_is_swappable_p): V2DF reductions are swappable.
3961 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
3963 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
3964 reloads for other unsupported memory operands.
3966 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3967 Jim Wilson <jim.wilson@linaro.org>
3970 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
3971 copy_to_mode_reg instead of force_reg.
3973 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3976 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
3977 TARGET_80387 is true.
3979 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3982 * lra-eliminations.c (move_plus_up): Only move plus up
3983 if subreg of the constant can be simplified into constant
3984 and use the simplified subreg of the constant instead of
3985 the original constant.
3987 * fold-const.c (fold_convertible_p): Don't return true
3988 for conversion of VECTOR_TYPE to same sized integral type.
3989 (fold_convert_loc): Fix up formatting. Fold conversion of
3990 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
3991 instead of NOP_EXPR.
3993 PR tree-optimization/69214
3994 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
3995 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3998 PR tree-optimization/69207
3999 * tree-vect-slp.c (vect_get_constant_vectors): For
4000 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
4001 fold_convertible_p to vector_type's element type, and always
4002 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
4004 2016-01-11 Richard Biener <rguenther@suse.de>
4006 PR tree-optimization/69173
4007 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
4008 fixup the cycle if all stmts are in a pattern.
4010 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
4013 * alias.c (base_alias_check): Move check for addresses with
4014 alignment ANDs before the call for compare_base_decls.
4015 (memrefs_conflict_p): Return -1 for different decls
4016 that went through alignment adjustments.
4018 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4020 PR rtl-optimization/68796
4021 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
4022 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
4023 and QImode comparisons against zero with CC_NZmode.
4024 * config/aarch64/iterators.md (short_mask): New mode_attr.
4026 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4028 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
4029 (<avx512>_store<mode>_mask): Likewise.
4031 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
4032 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4034 PR rtl-optimization/68841
4035 * ifcvt.c (struct noce_if_info): Add orig_x field.
4036 (bbs_ok_for_cmove_arith): Add to_rename parameter.
4037 Don't record conflicts on to_rename if it's present.
4038 Allow memory destinations in sets.
4039 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
4040 blocks, passing orig_x to the checks.
4041 (noce_process_if_block): Set if_info->orig_x appropriately.
4043 2016-01-11 Tom de Vries <tom@codesourcery.com>
4045 PR tree-optimization/69069
4046 * tree-parloops.c (create_parallel_loop): Add missing phi args.
4048 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
4050 PR rtl-optimization/68920
4051 * config/i386/i386.c (ix86_option_override_internal): Restrict number
4052 of conditional moves for RTL if-conversion to 1 for
4053 TARGET_ONE_IF_CONV_INSN.
4054 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
4055 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
4056 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
4057 parameter to restirct number of conditional moves for
4059 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
4060 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
4063 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
4066 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
4067 onepart vars. Fix typo in comment. Fix reversed condition in
4069 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
4072 * var-tracking.c (dump_onepart_variable_differences): New.
4073 (dataflow_set_different): If a detailed dump is requested,
4074 delay early returns and dump differences between onepart
4075 variables present before and after, and added variables.
4077 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
4080 * expr.c (expand_expr_real_1): For boolean vector constants
4081 with a scalar mode use const_scalar_mask_from_tree.
4082 (const_scalar_mask_from_tree): New.
4083 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
4084 assigned to a mask type to handle constants.
4086 2016-01-11 Martin Jambor <mjambor@suse.cz>
4089 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
4090 useless parameters if we cannot change function signature.
4092 2016-01-11 Martin Jambor <mjambor@suse.cz>
4095 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
4098 2016-01-11 Tom de Vries <tom@codesourcery.com>
4100 PR tree-optimization/69109
4101 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
4104 2016-01-11 Tom de Vries <tom@codesourcery.com>
4106 PR tree-optimization/69108
4107 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
4108 res is not used in a phi.
4110 2016-01-11 Yury Gribov <y.gribov@samsung.com>
4113 * common.opt (frandom-seed): Fix parameter name.
4114 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
4116 2016-01-11 Tom de Vries <tom@codesourcery.com>
4118 PR tree-optimization/69058
4119 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
4122 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
4124 * config/arc/arc.opt (mdiv-rem): Add period to the end.
4125 (mcode-density): Likewise.
4127 2016-01-10 Tom de Vries <tom@codesourcery.com>
4129 PR tree-optimization/69062
4130 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
4131 (parallelize_loops): Don't paralelize loop that has phi with address
4134 2016-01-10 Tom de Vries <tom@codesourcery.com>
4136 PR tree-optimization/69039
4137 * tree-parloops.c (try_create_reduction_list): Only allow single exit
4140 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
4143 * match.pd: Require target has function_c99_misc before doing
4144 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
4146 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
4148 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
4150 * configure: Regenerate.
4152 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4155 PR tree-optimization/69097
4156 * fold-const.h (expr_not_equal_to): New prototype.
4157 * fold-const.c: Include stringpool.h and tree-ssanames.h.
4158 (expr_not_equal_to): New function.
4159 * match.pd (X % -Y is the same as X % Y): Don't optimize
4160 unless X is known not to be equal to minimum or Y is known
4161 not to be equal to -1.
4162 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
4163 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
4164 (simplify_stmt_using_ranges): Adjust caller.
4165 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
4166 substitute_and_fold.
4168 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
4170 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
4173 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4175 PR tree-optimization/69167
4176 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
4177 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
4179 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
4181 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4182 Richard Biener <rguenther@suse.de>
4184 PR tree-optimization/68707
4185 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
4186 instances that can be handled via vect_load_lanes.
4188 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
4190 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
4191 if we can't determine address equivalence.
4192 * alias.c (compare_base_decl): Update for changed return value of
4193 symtab_node::equal_address_to.
4195 2016-01-08 Jason Merrill <jason@redhat.com>
4199 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
4200 * expr.c (store_field): Not here.
4201 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
4202 call with TREE_ADDRESSABLE type.
4203 * tree-cfg.c (verify_gimple_call): Adjust.
4205 2016-01-08 Olivier Hainque <hainque@adacore.com>
4207 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
4210 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4212 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
4213 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
4214 (reduc_smin_v2sf): Rename to...
4215 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
4216 (reduc_splus_v2sf): Rename to...
4217 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
4219 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4221 PR tree-optimization/69162
4222 * gimplify.c (gimplify_va_arg_expr): Encode original type of
4223 valist argument in another argument.
4224 (gimplify_modify_expr): Adjust for the above change. Cleanup.
4225 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
4226 to determine the va_list type, build a MEM_REF instead of
4227 build_fold_indirect_ref.
4229 PR tree-optimization/69172
4230 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
4233 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
4235 PR tree-optimization/67781
4236 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4237 and cmpnop in two steps: first the ones not accessed in original
4238 gimple expression in a endian independent way and then the ones not
4239 accessed in the final result in an endian-specific way.
4241 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4243 PR tree-optimization/69083
4244 * tree-vect-slp.c (vect_get_constant_vectors): For
4245 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
4246 element type. If op is fold_convertible_p to vector_type's element
4247 type, use NOP_EXPR instead of VCE.
4249 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
4251 PR rtl-optimization/67778
4252 PR rtl-optimization/68634
4253 PR rtl-optimization/68909
4254 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
4255 block from the stack until done with it. Remove a superfluous
4256 bitmap set. Remove a superfluous bitmap test.
4258 2016-01-07 Martin Sebor <msebor@redhat.com>
4261 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
4262 constraint on the type of arguments.
4264 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
4266 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
4267 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
4268 unaligned_access on the gcc_options set.
4269 * config/arm/arm.c (arm_option_override_internal): Use
4270 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
4272 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4275 * config/i386/i386.c (ix86_frame_pointer_required): Enable
4276 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
4278 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4281 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4284 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4285 depending on frame_pointer_needed before remaining integer and SSE
4286 registers are saved.
4288 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
4291 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4293 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
4296 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4297 Use the "xBm" constraint.
4298 (float<sseintvecmodelower><mode>2<mask_name><round_name):
4300 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4301 (sse_cvtsi2ssq<round_name>): Likewise.
4302 (sse_cvtss2si<round_name>): Likewise.
4303 (sse_cvtss2siq<round_name>): Likewise.
4304 (sse2_cvtsi2sdq<round_name>): Likewise.
4305 (sse2_cvtsd2si<round_name>): Likewise.
4306 (sse2_cvtsd2siq<round_name>): Likewise.
4307 * config/i386/subst.md (round_nimm_scalar_predicate): New
4310 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
4313 * varasm.c (make_decl_rtl): Mark invalid register vars as
4316 PR rtl-optimization/66206
4317 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4318 All callers changed.
4320 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4322 PR tree-optimization/69141
4323 * tree-ssa-pre.c: Include langhooks.h.
4324 (eliminate_dom_walker::before_dom_children): Use
4325 lang_hooks.decl_printable_name instead of
4326 cgraph_node::get ()->name ().
4329 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4330 it and DECL_ALIGN too.
4332 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4334 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4336 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4339 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4340 depending on frame_pointer_needed before remaining integer and SSE
4341 registers are saved.
4343 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4345 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4346 mode iterator with VSX_M2.
4347 (*p9_vecstore_<mode>): Likewise.
4348 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4349 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4350 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4351 (define_split for VSX_LE128 stores): Likewise.
4352 (define_peephole2 for TImode LE swaps): Likewise.
4353 (define_split for VSX_LE128 post-reload stores): Likewise.
4355 2016-01-06 Marek Polacek <polacek@redhat.com>
4358 * convert.c (convert_to_integer_1): Adjust call to
4359 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4360 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4361 EXPR instead of ARG.
4362 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4364 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4367 * doc/extend.texi (RL78 Variable Attributes): New section.
4369 2016-01-05 Marek Polacek <polacek@redhat.com>
4372 * builtins.c (get_memmodel): Use expansion point location rather than
4373 the input location. Call warning_at rather than warning.
4374 (expand_builtin_atomic_compare_exchange): Likewise.
4375 (expand_builtin_atomic_load): Likewise.
4376 (expand_builtin_atomic_store): Likewise.
4377 (expand_builtin_atomic_clear): Likewise.
4379 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4382 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4383 Replace nonimmediate_operand with vector_operand.
4384 * config/i386/predicates.md (vector_operand): New predicate.
4385 (general_vector_operand): Replace nonimmediate_operand with
4387 * config/i386/sse.md: Replace nonimmediate_operand with
4388 vector_operand and m constraint with Bm constraint on SSE
4389 patterns with 16-byte memory operand.
4390 * config/i386/subst.md (round_nimm_predicate): Replace
4391 nonimmediate_operand with vector_operand.
4392 (round_saeonly_nimm_predicate): Likewise.
4393 (round_saeonly_nimm_scalar_predicate): New.
4395 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4398 * config/i386/constraints.md (Bm): New constraint.
4399 * config/i386/predicates.md (vector_memory_operand): New
4401 * config/i386/sse.md: Replace xm with xBm in plusminus and
4404 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4407 * doc/extend.texi (V850 Function Attributes): New section.
4408 (V850 Variable Attributes): New section.
4410 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4413 * doc/extend.texi (MicroBlaze Function Attributes): Document
4414 interrupt_handler and fast_interrupt attributes.
4416 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4419 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4420 for local symbolic operands.
4421 * config/ia64/predicates.md (local_symbolic_operand64): New
4424 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4426 PR rtl-optimization/68651
4427 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4430 2016-01-05 Nathan Sidwell <nathan@acm.org>
4432 * alias.c (compare_base_decls): Use symtab_node::get.
4434 2016-01-05 Nick Clifton <nickc@redhat.com>
4437 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4438 secondary_reload_info structure.
4441 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4442 decls if weak support is available.
4444 2016-01-04 Martin Sebor <msebor@redhat.com>
4446 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4448 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4450 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4451 OPTION_MASK_P9_DFORM.
4453 * config/rs6000/constraints.md (wo constraint): New constraint for
4456 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4458 (rs6000_init_hard_regno_mode_ok): Likewise.
4460 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4463 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4464 expanders not to have constraints. Add support for ISA 3.0 xxperm
4465 instruction. Add support for fusing xxlor with xxperm.
4466 (altivec_vperm_<mode>_internal): Likewise.
4467 (altivec_vperm_v8hiv16qi): Likewise.
4468 (altivec_vperm_<mode>v16q): Likewise.
4469 (altivec_vperm_<mode>_uns): Likewise.
4470 (vperm_v8hiv4si): Likewise.
4471 (vperm_v16qiv8hi): Likewise.
4473 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4475 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4477 Update copyright years.
4479 * gcc.c (process_command): Update copyright notice dates.
4480 * gcov-dump.c (print_version): Ditto.
4481 * gcov.c (print_version): Ditto.
4482 * gcov-tool.c (print_version): Ditto.
4483 * gengtype.c (create_file): Ditto.
4484 * doc/cpp.texi: Bump @copying's copyright year.
4485 * doc/cppinternals.texi: Ditto.
4486 * doc/gcc.texi: Ditto.
4487 * doc/gccint.texi: Ditto.
4488 * doc/gcov.texi: Ditto.
4489 * doc/install.texi: Ditto.
4490 * doc/invoke.texi: Ditto.
4492 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4494 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4495 modes larger than TImode as TImode if NEON is not enabled.
4497 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4500 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4501 mode for %f0-%f31 only if TARGET_FPU.
4503 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4506 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4507 to compute the PACKED_P predicate.
4508 (function_arg_record_value): Minor tweaks.
4510 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4512 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4513 option for arm*-*-* targets.
4515 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4517 * doc/extend.texi (Common Function Attributes): Move docs for
4518 MSP430-specific attributes to....
4519 (MSP430 Function Attributes): ...here. Delete the redundant
4520 entries and copy-edit the remaining text.
4521 (MSP430 Variable Attributes): Use uniform format for index
4522 entries and add a cross-reference to the corresponding function
4525 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4527 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4529 (x86 Options): Likewise.
4531 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4535 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4536 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4537 to corresponding attribute.
4539 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4541 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4542 to correct alphabetization of table. Copy-edit and correct
4544 <stack_protect>: Likewise.
4545 <target_clones>: Likewise.
4547 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4548 Correct punctuation.
4549 (Code Gen Options) <-fno-plt>: Copy-edit.
4551 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4554 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4555 SI values. Explicitly convert SI to DI and vice-versa.
4557 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4559 PR tree-optimization/69070
4560 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4561 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4564 * ubsan.c (ubsan_instrument_float_cast): Call
4565 initialize_sanitizer_builtins.
4568 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4570 Copyright (C) 2016 Free Software Foundation, Inc.
4572 Copying and distribution of this file, with or without modification,
4573 are permitted in any medium without royalty provided the copyright
4574 notice and this notice are preserved.