1 2016-02-22 Tom de Vries <tom@codesourcery.com>
3 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
6 2016-02-22 Richard Biener <rguenther@suse.de>
9 * ipa-inline-transform.c (inline_call): When not updating
10 overall summaries adjust self size by the growth estimate.
11 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12 hash-set, do not update overall summaries here. Renamed from ...
13 (inline_to_all_callers): ... this which is now wrapping the
14 above and performing delayed overall summary update.
15 (early_inline_small_functions): Delay updating of the overall
18 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
23 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
27 :%* in %:gt() argument.
28 (greater_than_spec_func): Adjust for expecting only numbers,
29 if there are more than two numbers, compare the last two.
31 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
33 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
34 -Wnarrowing with -std.
36 2016-02-19 Jakub Jelinek <jakub@redhat.com>
39 * expr.c (store_field): Don't use bit-field path if exp is
40 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
41 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
42 and the assignment can be performed by bitwise copy. Formatting
46 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
47 call copy_reg_eh_region_note_forward on before and/or after sequences
48 and remove note from insn if it no longer can throw.
51 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
54 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
56 * config/s390/vector.md: Add missing commutative operand markers
57 to the patterns which qualify for one.
58 * config/s390/vx-builtins.md: Likewise.
60 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
62 * config/s390/vector.md (VI, VI_QHS): Add single element vector
63 types to mode iterators.
64 (vec_double): ... and mode attribute.
65 * config/s390/vx-builtins.md (non_vec_int): Likewise.
67 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
69 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
70 Change the predicate of op2 from nonimmediate to general and let
71 reload fix it if necessary.
73 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
75 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
77 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
79 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
82 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
84 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
85 * config/s390/s390.c (s390_expand_vec_movstr): New function.
86 * config/s390/s390.md ("movstr<P:mode>"): Call
87 s390_expand_vec_movstr.
89 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
91 * config/s390/s390.md: Add missing output modifier for operand 1
92 to print it as address properly.
94 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
96 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
97 * config/s390/2964.md: New file.
98 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
99 of insn grouping attributes depending on the CPU level.
100 (s390_get_unit_mask): New function.
101 (s390_sched_score): Remove the OOO from the scheduling macros.
102 Add loop to calculate a score for the instruction mix.
103 (s390_sched_reorder): Likewise plus improve debug output.
104 (s390_sched_variable_issue): Rename macros as above. Calculate
105 the unit distances after actually scheduling an insn. Improve
107 (s390_sched_init): Clear last_scheduled_unit_distance array.
108 * config/s390/s390.md: Include 2964.md.
110 2016-02-18 Jakub Jelinek <jakub@redhat.com>
113 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
114 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
115 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
116 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
117 *avx512f_<code>v8div16qi2_mask_1): New insns.
119 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
122 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
125 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
126 earlyclobber from target. Use wF constraint for fused memory
128 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
130 2016-02-18 Jakub Jelinek <jakub@redhat.com>
131 Martin Liska <mliska@suse.cz>
134 * cfgexpand.c (asan_sanitize_stack_p): New function.
135 (partition_stack_vars): Use the function.
136 (expand_stack_vars): Likewise.
137 (defer_stack_allocation): Likewise.
138 (expand_used_vars): Likewise.
140 2016-02-18 Richard Biener <rguenther@suse.de>
143 * fold-const.c (operand_equal_p): Properly compare offsets for
144 IMAGPART_EXPR and ARRAY_REF.
146 2016-02-18 Nick Clifton <nickc@redhat.com>
150 * config/arm/arm.c (arm_option_override_internal): Disable
151 interworking if the target does not support thumb instructions.
152 (arm_reload_in_hi): Handle the case where a register to register
153 move needs reloading because there is no simple pattern to handle
155 (arm_reload_out_hi): Likewise.
157 2016-02-18 Richard Biener <rguenther@suse.de>
160 * match.pd: Don't use fold_binary or fold_unary for folding
163 2016-02-17 Jakub Jelinek <jakub@redhat.com>
166 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
167 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
168 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
169 warn on gimple_no_warning_p statements.
171 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
173 * doc/extend.texi (C++ Attributes): Correct description of
174 warn_unused type attribute.
176 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
178 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
181 2016-02-17 Richard Biener <rguenther@suse.de>
183 PR rtl-optimization/69609
184 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
185 (find_traces_1_round): When ending a trace update cached priority
187 (bb_to_key): Use cached priority when available.
188 (copy_bb): Initialize cached priority.
189 (reorder_basic_blocks_software_trace_cache): Likewise.
191 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
194 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
196 (aarch64_comparison_operator): Break overly long line into two.
197 (aarch64_comparison_operation): Likewise.
198 * config/aarch64/aarch64.md (cstorecc4): Use
199 aarch64_comparison_operator_mode instead of
200 aarch64_comparison_operator.
201 (cstore<mode>4): Likewise.
202 (aarch64_cstore<mode>): Likewise.
203 (*cstoresi_insn_uxtw): Likewise.
204 (cstore<mode>_neg): Likewise.
205 (*cstoresi_neg_uxtw): Likewise.
207 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
210 * config/arm/predicates.md (arm_comparison_operator_mode):
212 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
213 instead of arm_comparison_operator.
214 (*mov_negscc): Likewise.
215 (*mov_notscc): Likewise.
216 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
217 (*thumb2_mov_negscc): Likewise.
218 (*thumb2_mov_negscc_strict_it): Likewise.
219 (*thumb2_mov_notscc): Likewise.
220 (*thumb2_mov_notscc_strict_it): Likewise.
222 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
224 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
227 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
229 * config/visium/visium.c (machine_libfunc_index): New enum.
230 (machine_libfuncs): New structure.
231 (visium_libfuncs): New static variable.
232 (TARGET_INIT_LIBFUNCS): Define to...
233 (visium_init_libfuncs): ...this. New function.
234 (expand_block_move_4): Use the appropriate libfunc.
235 (expand_block_move_2): Likewise.
236 (expand_block_move_1): Likewise.
237 (expand_block_set_4): Likewise.
238 (expand_block_set_2): Likewise.
239 (expand_block_set_1): Likewise.
240 (visium_trampoline_init): Likewise.
242 2016-02-17 Nick Clifton <nickc@redhat.com>
244 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
245 TI's devices.csv file as of March 2016.
247 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
250 * opts-global.c (handle_common_deferred_options): Introduce and
251 initialize two global variables to remember command-line options
252 specifying a stack-limiting register.
253 * opts.h: Add extern declarations of the two new global variables.
254 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
255 variable based on the values of the two new global variables.
257 2016-02-16 Jakub Jelinek <jakub@redhat.com>
260 * common.opt (Wnonnull-compare): New warning.
261 * doc/invoke.texi (-Wnonnull): Remove text about comparison
262 of arguments against NULL.
263 (-Wnonnull-compare): Document.
264 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
265 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
266 * passes.def (pass_warn_nonnull_compare): Add.
267 * gimple-ssa-nonnull-compare.c: New file.
269 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
271 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
272 AARCH64_EXTRA_TUNE_RECIP_SQRT.
274 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
276 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
277 reciprocal sqrt for -mlow-precision-recip-sqrt.
279 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
280 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
282 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
283 always use lane loads to construct non-constant vectors.
285 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
287 * config/aarch64/aarch64.md
288 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
289 constraints for operand 3.
290 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
292 2016-02-16 Jakub Jelinek <jakub@redhat.com>
293 Richard Biener <rguenther@suse.de>
295 PR tree-optimization/69820
296 * tree-vect-patterns.c (type_conversion_p): Return false if
297 *orig_type is unsigned single precision or boolean.
298 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
301 2016-02-16 Jakub Jelinek <jakub@redhat.com>
303 PR rtl-optimization/69764
304 PR rtl-optimization/69771
305 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
306 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
308 2016-02-16 Richard Biener <rguenther@suse.de>
310 PR tree-optimization/69776
311 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
313 (indirect_refs_may_alias_p): Likewise.
314 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
315 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
317 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
318 (optimize_stmt): For redundant store discovery do not allow tbaa.
320 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
322 PR tree-optimization/69714
323 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
324 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
326 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
328 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
329 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
330 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
331 * config/arc/arc.c (arc_init): Check FPU options.
332 (get_arc_condition_code): Handle new CC_FPU* modes.
333 (arc_select_cc_mode): Likewise.
334 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
335 register pair only. Allow access for ARCv2 accumulator.
336 (gen_compare_reg): Whenever we have FPU support use FPU compare
338 (arc_reorg): Don't generate brcc insns when FPU compare
339 instructions are involved.
340 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
341 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
342 floating point emulation.
343 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
344 (REVERSE_CONDITION): Add new CC_FPU* modes.
345 (TARGET_FP_SP_BASE): Define.
346 (TARGET_FP_DP_BASE): Likewise.
347 (TARGET_FP_SP_FUSED): Likewise.
348 (TARGET_FP_DP_FUSED): Likewise.
349 (TARGET_FP_SP_CONV): Likewise.
350 (TARGET_FP_DP_CONV): Likewise.
351 (TARGET_FP_SP_SQRT): Likewise.
352 (TARGET_FP_DP_SQRT): Likewise.
353 (TARGET_FP_DP_AX): Likewise.
354 * config/arc/arc.md (ARCV2_ACC): New constant.
355 (type): New fpu type attribute.
356 (SDF): Conditional iterator.
357 (cstore<mode>, cbranch<mode>): Change expand condition.
358 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
359 handles FPU/FPX cases as well.
360 * config/arc/arc.opt (mfpu): New option.
361 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
363 (adddf3, muldf3, subdf3): Removed.
364 * config/arc/predicates.md (proper_comparison_operator): Recognize
366 * config/arc/fpu.md: New file.
367 * doc/invoke.texi (ARC Options): Document mfpu option.
369 2016-02-16 Richard Biener <rguenther@suse.de>
371 PR rtl-optimization/69291
372 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
373 noce_operand_ok check.
375 2016-02-16 Tom de Vries <tom@codesourcery.com>
378 * omp-low.c (simd_clone_create): Remove call to
379 symtab->call_cgraph_insertion_hooks.
381 2016-02-16 Jakub Jelinek <jakub@redhat.com>
383 PR tree-optimization/69802
384 * tree-ssa-reassoc.c (update_range_test): If op is
385 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
386 op == 1 test of precision 1 integral op, otherwise handle
387 that case as op itself. Fix up formatting.
388 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
391 2016-02-16 Richard Biener <rguenther@suse.de>
393 PR tree-optimization/69586
394 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
395 types for conversion sources.
397 2016-02-16 Richard Biener <rguenther@suse.de>
400 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
403 2016-02-16 Alan Modra <amodra@gmail.com>
406 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
407 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
408 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
410 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
411 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
412 (p8_fmrgow_<mode>): Likewise.
413 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
415 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
416 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
417 to use movdi_internal64. Remove op0_di.
418 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
420 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
422 Add support for the FCCMP insn types
424 * config/aarch64/aarch64.md (fccmp): Change insn type.
426 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
427 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
428 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
429 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
430 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
431 * config/arm/types.md (fccmps): Add new insn type.
434 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
436 * alias.c (get_alias_set): Fix a typo in comment.
438 2016-02-15 Richard Biener <rguenther@suse.de>
440 PR tree-optimization/69595
441 * match.pd: Complete range test simplification to true.
443 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
445 PR rtl-optimization/69648
446 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
447 pic_offset_table_rtx.
449 PR rtl-optimization/69752
450 * ira.c (update_equiv_regs): When looking for more than a single SET,
451 also take other side effects into account.
453 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
455 * config/s390/s390.c (s390_function_profiler): Add a new sequence
456 for z900+ CPUs in 31-bit mode.
458 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
460 * common/config/s390/s390-common.c (s390_supports_split_stack):
462 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
463 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
464 * config/s390/s390.c (struct machine_function): New field
465 split_stack_varargs_pointer.
466 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
467 in s390_emit_prologue.
468 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
470 (morestack_ref): New global.
471 (SPLIT_STACK_AVAILABLE): New macro.
472 (s390_expand_split_stack_prologue): New function.
473 (s390_live_on_entry): New function.
474 (s390_va_start): Use split-stack vararg pointer if appropriate.
475 (s390_asm_file_end): Emit the split-stack note sections.
476 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
477 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
478 (UNSPECV_SPLIT_STACK_CALL): New unspec.
479 (UNSPECV_SPLIT_STACK_DATA): New unspec.
480 (split_stack_prologue): New expand.
481 (split_stack_space_check): New expand.
482 (split_stack_data): New insn.
483 (split_stack_call): New expand.
484 (split_stack_call_*): New insn.
485 (split_stack_cond_call): New expand.
486 (split_stack_cond_call_*): New insn.
488 2016-02-15 Richard Biener <rguenther@suse.de>
490 PR tree-optimization/69783
491 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
492 Add trivially correct cases.
494 2016-02-15 Tom de Vries <tom@codesourcery.com>
497 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
499 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
501 2016-02-15 Richard Biener <rguenther@suse.de>
503 PR tree-optimization/69776
504 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
505 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
506 indicate whether we can use TBAA to disambiguate against stores.
507 Use alias-set zero if not.
508 (visit_reference_op_store): Do not use TBAA when looking up
510 * tree-ssa-pre.c (compute_avail): Use TBAA here.
511 (eliminate_dom_walker::before_dom_children): But not when looking
514 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
516 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
518 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
520 * config/i386/znver1.md
521 (znver1_pop, znver1_pop_mem,
522 znver1_load_imov_double_store,
523 znver1_load_imov_direct_store,
524 znver1_load_imov_direct_load,
525 znver1_load_imov_double_load): Add new.
526 (znver1_insn, znver1_insn_load): Add icmov type.
528 znver1_sseavx_fma_load,
530 znver1_avx256_fma_load): Fix pipe usage.
532 2016-02-14 Alan Modra <amodra@gmail.com>
535 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
536 with an invalid hard reg, reload just the reg not the entire
537 pre/post-inc/dec address expression.
539 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
542 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
543 fixed R1_REG scratch reg.
544 (sibcall_value_pcrel_fdpic): Likewise.
546 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
550 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
552 2016-02-12 Walter Lee <walt@tilera.com>
554 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
555 * config/tilegx/t-tilegx: Likewise.
557 2016-02-12 David Malcolm <dmalcolm@redhat.com>
560 * diagnostic-show-locus.c (struct line_span): New struct.
561 (layout::get_first_line): Delete.
562 (layout::get_last_line): Delete.
563 (layout::get_num_line_spans): New member function.
564 (layout::get_line_span): Likewise.
565 (layout::print_heading_for_line_span_index_p): Likewise.
566 (layout::get_expanded_location): Likewise.
567 (layout::calculate_line_spans): Likewise.
568 (layout::m_first_line): Delete.
569 (layout::m_last_line): Delete.
570 (layout::m_line_spans): New field.
571 (layout::layout): Update comment. Replace m_first_line and
572 m_last_line with m_line_spans, replacing their initialization
573 with a call to calculate_line_spans.
574 (diagnostic_show_locus): When printing source lines and
575 annotations, rather than looping over a single span
576 of lines, instead loop over each line_span within
577 the layout, with an inner loop over the lines within them.
578 Call the context's start_span callback when changing line spans.
579 * diagnostic.c (diagnostic_initialize): Initialize start_span.
580 (diagnostic_build_prefix): Break out the building of the location
581 part of the string into...
582 (diagnostic_get_location_text): ...this new function, rewriting
583 it from nested ternary expressions to a sequence of "if"
585 (default_diagnostic_start_span_fn): New function.
586 * diagnostic.h (diagnostic_start_span_fn): New typedef.
587 (diagnostic_context::start_span): New field.
588 (default_diagnostic_start_span_fn): New prototype.
590 2016-02-12 David Malcolm <dmalcolm@redhat.com>
593 * gcc.c (driver::finalize): Fix cleanup of "specs".
595 2016-02-12 David Malcolm <dmalcolm@redhat.com>
599 * gcc.c (driver::driver): Initialize m_option_suggestions.
600 (driver::~driver): Clean up m_option_suggestions.
601 (suggest_option): Convert to...
602 (driver::suggest_option): ...this, and split out into
603 driver::build_option_suggestions and find_closest_string.
604 (driver::build_option_suggestions): New function, from
605 first half of suggest_option. Special-case
606 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
607 the sanitizer_opts array. For options of enum types, add the
608 various enum values to the candidate strings.
609 (driver::handle_unrecognized_options): Remove "const".
610 * gcc.h (driver::handle_unrecognized_options): Likewise.
611 (driver::build_option_suggestions): New decl.
612 (driver::suggest_option): New decl.
613 (driver::m_option_suggestions): New field.
614 * opts-common.c (add_misspelling_candidates): New function.
615 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
617 * opts.h (sanitizer_opts): New array decl.
618 (add_misspelling_candidates): New function decl.
619 * spellcheck.c (find_closest_string): New function.
620 * spellcheck.h (find_closest_string): New function decl.
622 2016-02-12 Jakub Jelinek <jakub@redhat.com>
624 PR rtl-optimization/69764
625 PR rtl-optimization/69771
626 * optabs.c (expand_binop_directly): For shift_optab_p, force
627 convert_modes with VOIDmode if xop1 has VOIDmode.
629 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
632 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
633 to correctly determine instrumentation thunks.
635 2016-02-12 Jakub Jelinek <jakub@redhat.com>
638 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
639 type by reference, force lhs on the call.
642 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
643 Compute retval and retbnd early in all cases if split_part_return_p
644 and return_bb is not EXIT. Remove all clobber stmts and reset
645 all debug stmts that refer to SSA_NAMEs defined in split part,
646 except if it is retval, in that case replace the old retval with the
647 lhs of the call to the split part.
649 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
652 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
655 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
656 whose result is used in PHI.
657 (maybe_optimize_range_tests): Likewise.
658 (final_range_test_p): Likweise.
660 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
663 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
664 whose result is used in PHI.
665 (maybe_optimize_range_tests): Likewise.
666 (final_range_test_p): Likweise.
668 2016-02-12 Jakub Jelinek <jakub@redhat.com>
670 * cgraph.c: Spelling fixes - behaviour -> behavior and
671 neighbour -> neighbor.
672 * target.def: Likewise.
673 * sel-sched.c: Likewise.
674 * config/mips/mips.c: Likewise.
675 * config/arc/arc.md: Likewise.
676 * config/arm/cortex-a57.md: Likewise.
677 * config/arm/arm.c: Likewise.
678 * config/arm/neon.md: Likewise.
679 * config/arm/arm-c.c: Likewise.
680 * config/vms/vms-c.c: Likewise.
681 * config/s390/s390.c: Likewise.
682 * config/i386/znver1.md: Likewise.
683 * config/i386/i386.c: Likewise.
684 * config/ia64/hpux-unix2003.h: Likewise.
685 * config/msp430/msp430.md: Likewise.
686 * config/rx/rx.c: Likewise.
687 * config/rx/rx.md: Likewise.
688 * config/aarch64/aarch64-simd.md: Likewise.
689 * config/aarch64/aarch64.c: Likewise.
690 * config/nvptx/nvptx.c: Likewise.
691 * config/bfin/bfin.c: Likewise.
692 * config/cris/cris.opt: Likewise.
693 * config/rs6000/rs6000.c: Likewise.
694 * target.h: Likewise.
695 * spellcheck.c: Likewise.
696 * ira-build.c: Likewise.
697 * tree-inline.c: Likewise.
698 * builtins.c: Likewise.
699 * lra-constraints.c: Likewise.
700 * explow.c: Likewise.
702 * targhooks.c: Likewise.
703 * tree-vect-data-refs.c: Likewise.
705 * doc/tm.texi: Likewise.
706 * doc/extend.texi: Likewise.
707 * doc/install.texi: Likewise.
708 * doc/md.texi: Likewise.
709 * tree-ssa-tail-merge.c: Likewise.
710 * sched-int.h: Likewise.
711 * match.pd: Likewise.
712 * sched-ebb.c: Likewise.
713 * target.def (omit_struct_return_reg): Likewise.
714 * gimple-ssa-isolate-paths.c: Likewise.
715 (find_implicit_erroneous_behaviour): Renamed to...
716 (find_implicit_erroneous_behavior): ... this.
717 (find_explicit_erroneous_behaviour): Renamed to...
718 (find_explicit_erroneous_behavior): ... this.
719 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
721 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
723 PR rtl-optimization/64682
724 PR rtl-optimization/69567
725 PR rtl-optimization/69737
726 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
727 in I2 as well, just lose it.
729 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
731 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
733 (aarch64_last_printed_tune_string): Likewise.
734 (aarch64_declare_function_name): Only output .arch assembler
735 directive if it will be different from the previously output
736 directive. Same for .tune comment but only if -dA is set.
737 (aarch64_start_file): New function.
738 (TARGET_ASM_FILE_START): Define.
740 2016-02-11 David Malcolm <dmalcolm@redhat.com>
743 * Makefile.in (PLUGIN_HEADERS): Add params.list.
745 2016-02-11 Jakub Jelinek <jakub@redhat.com>
748 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
749 -Wmaybe-uninitialized warning.
751 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
754 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
756 2016-02-11 Richard Biener <rguenther@suse.de>
758 PR rtl-optimization/69291
759 * ifcvt.c (noce_try_store_flag_constants): Do not allow
760 subexpressions affected by changing the result.
762 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
765 * lra-constraints.c (curr_insn_transform): Find in/out operands
766 for secondary memory moves. Update dups.
768 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
770 PR tree-optimization/69652
771 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
772 to nested loop, did source re-formatting, skip debug statements,
773 add check on statement with volatile operand, remove dead scalar
776 2016-02-10 Jakub Jelinek <jakub@redhat.com>
777 Patrick Palka <ppalka@gcc.gnu.org>
781 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
782 calls if the return type is TREE_ADDRESSABLE.
783 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
784 * ipa-split.c (split_function): Fix doubled "we" in comment.
785 Use void return type for the split part even if
786 !split_point->split_part_set_retval.
788 2016-02-10 Bin Cheng <bin.cheng@arm.com>
790 PR tree-optimization/68021
791 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
792 when computing the value of biv cand by itself.
794 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
796 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
797 (cortexa57_tunings): Likewise.
798 (cortexa72_tunings): Likewise.
799 (arch_macro_fusion_pair_p): Add support for AES fusion.
800 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
801 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
802 Allow virtual registers before reload so early scheduling works.
803 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
804 correct latency and pipeline.
805 (cortex_a57_crypto_complex): Likewise.
806 (cortex_a57_crypto_xor): Likewise.
807 (define_bypass): Add AES bypass.
809 2016-02-10 Richard Biener <rguenther@suse.de>
811 PR tree-optimization/69726
812 * passes.def: Add DCE pass before late uninit.
813 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
814 really fixup if-conversions job.
816 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
818 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
819 (arm_cortex_a57_tune): Likewise.
820 (aarch_macro_fusion_pair_p): Add support for AES fusion.
821 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
823 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
825 * timevar.def (TV_PHASE_DBGINFO): Delete.
826 (TV_PHASE_CHECK_DBGINFO): Likewise.
827 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
829 2016-02-10 Richard Biener <rguenther@suse.de>
831 PR tree-optimization/69719
832 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
833 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
835 2016-02-09 Andrew Pinski <apinski@cavium.com>
838 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
839 get_vcond_mask_icode returns false.
841 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
844 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
845 an ADDIS that adds a pointer to a large constant that sets the
846 upper16 bits with a load operation.
848 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
851 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
853 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
855 (vzipq_s16): Likewise.
856 (vzipq_s32): Likewise.
857 (vzipq_f32): Likewise.
858 (vzipq_u8): Likewise.
859 (vzipq_u16): Likewise.
860 (vzipq_u32): Likewise.
861 (vzipq_p8): Likewise.
862 (vzipq_p16): Likewise.
864 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
867 * config/arm/arm.c (neon_endian_lane_map): New function.
868 (neon_vector_pair_endian_lane_map): New function.
869 (arm_evpc_neon_vuzp): Allow for big endian lane order.
870 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
872 (vuzpq_s16): Likewise.
873 (vuzpq_s32): Likewise.
874 (vuzpq_f32): Likewise.
875 (vuzpq_u8): Likewise.
876 (vuzpq_u16): Likewise.
877 (vuzpq_u32): Likewise.
878 (vuzpq_p8): Likewise.
879 (vuzpq_p16): Likewise.
881 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
884 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
887 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
890 truncate const_int operand 1 to QImode.
892 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
894 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
895 corresponding to an abnormal edge.
897 2016-02-09 Tom de Vries <tom@codesourcery.com>
899 PR tree-optimization/69599
900 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
902 (find_func_aliases_for_builtin_call, find_func_clobbers)
903 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
906 2016-02-09 Richard Biener <rguenther@suse.de>
908 PR tree-optimization/69715
909 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
910 LHS on calls as non-rewritable.
912 2016-02-09 Tom de Vries <tom@codesourcery.com>
915 * lto-wrapper.c (append_diag_options): New function.
916 (compile_offload_image): Call append_diag_options.
918 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
921 * doc/extend.texi (Flag Output Operands): Correct sectioning.
922 Minor copy-edit to fix verb tenses.
924 2016-02-08 Jakub Jelinek <jakub@redhat.com>
926 PR tree-optimization/69209
927 * ipa-split.c (split_function): If split part is not
928 returning retval, retval has gimple type but is not
929 gimple value, force it into a SSA_NAME first.
931 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
933 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
936 2016-02-08 Jason Merrill <jason@redhat.com>
939 * convert.c (convert_to_integer_1): Check dofold on truncation
941 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
942 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
943 Rename from *_nofold.
944 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
945 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
947 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
950 * tree.c (build_common_tree_nodes): Remove short_double argument.
952 * tree.h (build_common_tree_nodes): Adjust declaration.
953 * doc/invoke.texi (-fshort-double): Remove documentation.
954 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
955 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
956 * lto-wrapper.c (merge_and_complain, append_compiler_options)
957 (append_linker_options): Don't handle OPT_fshort_double.
959 PR rtl-optimization/68730
960 * lra-remat.c (insn_to_cand_activation): New static variable.
961 (lra_remat): Allocate and free it.
962 (create_cand): New arg activation. Initialize a field in
963 insn_to_cand_activation if it is nonnull.
964 (create_cands): Pass the activation insn to create_cand when making
965 a candidate involving an output reload. Reorganize code a little.
966 (do_remat): Keep track of active status of candidates in a separate
969 2016-02-08 Richard Biener <rguenther@suse.de>
971 PR tree-optimization/69719
972 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
973 Properly use absolute of the difference of the two offsets to
974 compare or adjust the segment length.
976 2016-02-08 Richard Biener <rguenther@suse.de>
977 Jeff Law <law@redhat.com>
980 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
981 types for anonymous SSA names.
983 2016-02-08 Richard Biener <rguenther@suse.de>
985 PR rtl-optimization/69274
986 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
988 2016-02-08 Jeff Law <law@redhat.com>
990 PR tree-optimization/65917
991 * tree-ssa-dom.c (record_temporary_equivalences): Record both
992 equivalences from if (x == y) style conditionals.
993 (loop_depth_of_name): Remove.
994 (record_equality): Remove loop depth check.
995 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
996 (const_and_copies::record_const_or_copy_raw): New member function.
997 * tree-ssa-scopedtables.c
998 (const_and_copies::record_const_or_copy_raw): New, factored out of
999 (const_and_copies::record_const_or_copy): Call new member function.
1001 2016-02-05 Jeff Law <law@redhat.com>
1003 PR tree-optimization/68541
1004 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
1005 (count_stmts_in_block): New function.
1006 (poor_ifcvt_candidate_code): Likewise.
1007 (is_feasible_trace): Add some heuristics to determine when path
1008 splitting is profitable.
1009 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
1010 is a diamond with a single exit.
1012 2016-02-05 Martin Sebor <msebor@redhat.com>
1015 * doc/invoke.texi: Update -Wplacement-new to take an optional
1018 2016-02-06 Richard Henderson <rth@redhat.com>
1021 * tree.c (tree_nop_conversion_p): Do not strip casts into or
1022 out of non-standard address spaces.
1024 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1026 PR rtl-optimization/69691
1027 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
1029 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
1031 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
1032 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
1033 (*ieee128_mfvsrd_64bit): Likewise.
1034 (*ieee128_mfvsrd_32bit): Likewise.
1036 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
1040 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1042 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1043 instrumented_version.
1045 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
1047 * doc/invoke.texi (Optimize Options): In table of --param options
1048 rename second occurrence of tracer-min-branch-ratio to
1049 tracer-min-branch-probability, rename
1050 tracer-min-branch-ratio-feedback to
1051 tracer-min-branch-probability-feedback and clarify description,
1052 rename sched-spec-state-edge-prob-cutoff to
1053 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
1054 to selsched-insns-to-rename, rename lto-minpartition to
1055 lto-min-partition, delete reorder-blocks-duplicate and
1056 reorder-blocks-duplicate-feedback.
1058 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1060 * config/s390/s390.c (s390_register_info_set_ranges): Remove
1063 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1065 * doc/extend.texi: S/390: Correct some typos.
1067 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1069 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
1071 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1074 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
1075 (s390_register_info_gprtofpr): Use new macros above.
1076 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
1078 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
1079 its name. Adjust restore and save gpr ranges.
1080 (s390_register_info_set_ranges): New function.
1081 (s390_register_info): Use new macros above. Call
1082 s390_register_info_set_ranges.
1083 (s390_optimize_register_info): Likewise.
1084 (s390_hard_regno_rename_ok): Use new macros.
1085 (s390_hard_regno_scratch_ok): Likewise.
1086 (s390_emit_epilogue): Likewise.
1087 (s390_can_use_return_insn): Likewise.
1088 (s390_optimize_prologue): Likewise.
1089 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
1091 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1094 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
1096 (ix86_option_override_internal): Disable TARGET_STV even for
1097 -m{incoming,preferred}-stack-boundary=3.
1099 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1101 * config.gcc: Mark deprecated rtems targets as obsolete.
1103 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
1105 PR rtl-optimization/64682
1106 PR rtl-optimization/69567
1107 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
1108 before I2 only if the register is both used and set in I2.
1110 2016-02-04 DJ Delorie <dj@redhat.com>
1112 * config/msp430/msp430.c (msp430_start_function): Add function type.
1114 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1117 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
1119 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
1121 PR rtl-optimization/69577
1123 2015-10-29 Richard Henderson <rth@redhat.com>
1127 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
1128 sse check to the exact conditions of PR 67609.
1130 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1133 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
1134 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
1135 not allowed into the traditional Altivec registers.
1136 (movtd_64bit_nodm): Likewise.
1137 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
1139 2016-02-04 David Malcolm <dmalcolm@redhat.com>
1141 * config/aarch64/cortex-a57-fma-steering.c
1142 (aarch64_register_fma_steering): Remove "static" from arguments
1145 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
1148 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
1151 2016-02-04 Mike Frysinger <vapier@gentoo.org>
1153 * doc/invoke.texi: Delete -mno-fma4.
1155 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
1157 PR rtl-optimization/69577
1158 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
1159 (find_subregs_of_mode): Update accordingly. Iterate over partial
1162 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
1164 * config/arm/arm-protos.h (neon_reinterpret): Remove.
1165 * config/arm/arm.c (neon_reinterpret): Remove.
1166 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
1167 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
1168 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
1169 vreinterpretti): Remove.
1170 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
1171 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
1172 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
1173 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
1174 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
1175 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
1176 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
1177 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
1178 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
1179 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
1180 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
1181 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
1182 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
1183 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
1184 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
1185 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
1186 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
1187 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
1188 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
1189 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
1190 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
1191 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
1192 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
1193 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
1194 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
1195 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
1196 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
1197 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
1198 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
1199 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
1200 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
1201 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
1202 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
1203 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
1204 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
1205 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
1206 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
1207 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
1208 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
1209 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
1210 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
1211 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
1212 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
1213 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
1214 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
1215 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
1216 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
1217 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
1218 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
1219 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
1220 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
1221 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
1222 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
1223 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
1224 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
1225 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
1226 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
1227 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
1228 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
1229 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
1230 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
1231 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
1232 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
1233 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
1234 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
1235 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
1236 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
1237 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
1238 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
1239 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
1240 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
1241 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
1242 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
1243 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
1244 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
1245 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
1246 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
1247 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
1248 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
1249 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
1250 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
1251 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
1252 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
1253 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
1254 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
1255 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
1256 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
1257 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
1258 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
1259 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
1260 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
1261 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
1262 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
1263 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
1264 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
1265 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
1266 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
1267 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
1268 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
1269 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
1270 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
1271 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
1272 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
1274 2016-02-04 Martin Liska <mliska@suse.cz>
1277 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
1278 that are gimple_store_p.
1279 (maybe_instrument_call): Likewise.
1281 2016-02-04 Bin Cheng <bin.cheng@arm.com>
1283 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
1284 register scaling out of memory reference and comment why.
1286 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1290 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
1291 folding the source of a SET.
1293 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1297 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
1298 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
1300 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
1304 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
1307 2016-02-04 Christian Bruel <christian.bruel@st.com>
1309 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
1310 * config/arm/arm.c (arm_set_current_function): Likewise.
1312 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1313 Ilya Enkovich <enkovich.gnu@gmail.com>
1314 H.J. Lu <hongjiu.lu@intel.com>
1317 * config/i386/i386.c (convert_scalars_to_vector): Remove
1318 stack alignment fixes.
1319 (ix86_option_override_internal): Disable TARGET_STV if stack
1320 might not be aligned enough.
1321 (ix86_minimum_alignment): Assert that TARGET_STV is false.
1323 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
1325 * gcc/config/i386/x86-tune.def: Disable default prefetching
1328 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1329 Vladimir Makarov <vmakarov@redhat.com>
1332 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
1333 in validating fused toc addresses.
1335 2016-02-03 Jakub Jelinek <jakub@redhat.com>
1338 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
1339 range->m_caret fields if range->m_show_caret_p is false.
1342 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1343 Force oldval into register if it does not satisfy reg_or_short_operand
1344 predicate. Fix up formatting.
1346 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
1347 Alexandre Oliva <aoliva@redhat.com>
1350 * lra-constraints.c (simplify_operand_subreg): Check additionally
1351 address validity after potential reloading.
1352 (process_address_1): Check insns validity. In case of failure do
1355 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
1358 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
1361 2016-02-02 Jakub Jelinek <jakub@redhat.com>
1363 * wide-int.cc (canonize_uhwi): New function.
1364 (wi::divmod_internal): Use it.
1366 2016-02-02 James Norris <jnorris@codesourcery.com
1368 * gimplify.c (omp_notice_variable): Add usage check.
1370 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
1372 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1373 like LE, GE, LT, GT when emitting relational operator.
1375 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1377 * ira-costs.c (find_costs_and_classes): Add extra argument.
1378 * target.def (ira_change_pseudo_allocno_class): Add parameter.
1379 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1380 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1381 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1382 Add best_class parameter, and return it if not ALL_REGS.
1383 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1385 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1388 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1390 * config/aarch64/aarch64.c
1391 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1392 (aarch64_ira_change_pseudo_allocno_class): New function.
1394 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1399 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1401 * config/avr/avr.c (avr_option_override): Set
1402 PARAM_ALLOW_STORE_DATA_RACES to 1.
1404 2016-02-02 Richard Biener <rguenther@suse.de>
1406 PR tree-optimization/69595
1407 * match.pd: Add range test simplifications to true/false.
1409 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1411 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1412 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1415 2016-02-02 Richard Biener <rguenther@suse.de>
1417 PR tree-optimization/69606
1418 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1419 info on the result before moving a stmt.
1421 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1424 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1425 branch with vector comparison.
1426 * config/i386/sse.md (VI48_AVX): New mode iterator.
1427 (define_expand "cbranch<mode>4): Add support for conditional branch
1428 with vector comparison.
1429 * tree-vect-loop.c (optimize_mask_stores): New function.
1430 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1431 has_mask_store field of vect_info.
1432 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1433 vectorized loops having masked stores after vec_info destroy.
1434 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1435 correspondent macros.
1436 (optimize_mask_stores): Add prototype.
1438 2016-02-02 Alan Modra <amodra@gmail.com>
1441 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1444 2016-02-02 Alan Modra <amodra@gmail.com>
1447 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1448 whenever toc_label_name used.
1449 (rs6000_file_start): Don't set up toc section here,
1450 (rs6000_output_function_epilogue): do so here instead,
1451 (rs6000_xcoff_file_start): and here.
1452 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1453 (load_toc_aix_di): Likewise.
1455 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1457 PR rtl-optimization/69592
1458 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1459 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1460 (num_sign_bit_copies_binary_arith_p): New inline function.
1461 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1463 2016-02-01 Jeff Law <law@redhat.com>
1465 PR tree-optimization/69580
1466 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1467 * tree-ssa-threadbackward.c
1468 (fsm_find_control_statement_thread_paths): Do not try to walk
1469 through large PHI nodes.
1471 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1473 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1474 when count is incremented above limit, don't analyze further
1477 * omp-low.c (oacc_parse_default_dims): Avoid
1478 -Wsign-compare warning, make sure value fits into int
1479 rather than just unsigned int.
1481 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1483 PR tree-optimization/67921
1484 * fold-const.c (split_tree): New parameters. Convert pointer
1485 type variable part to proper type before negating.
1486 (fold_binary_loc): Pass new arguments to split_tree.
1488 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1490 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1491 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1492 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1493 * doc/tm.texti: Rebuilt.
1494 * doc/invoke.texi (fopenacc-dim): Document.
1495 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1496 (append_compiler_options): Likewise.
1497 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1498 (oacc_parse_default_dims): New.
1499 (oacc_validate_dims): Add USED arg. Select non-unity default when
1501 (oacc_loop_fixed_partitions): Return mask of used partitions.
1502 (oacc_loop_auto_partitions): Emit dump info.
1503 (oacc_loop_partition): Return mask of used partitions.
1504 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1505 loop partitioning and validation calls.
1507 2016-02-01 Richard Biener <rguenther@suse.de>
1510 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1512 2016-02-01 Richard Biener <rguenther@suse.de>
1514 PR tree-optimization/69574
1515 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1516 of asserting return chrec_dont_know.
1518 2016-02-01 Martin Liska <mliska@suse.cz>
1520 * mem-stats-traits.h: Add copyright header.
1521 * mem-stats.h: Likewise.
1523 2016-02-01 Richard Biener <rguenther@suse.de>
1525 PR tree-optimization/69579
1526 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1527 Do not propagate through abnormal PHI results.
1529 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1531 * postreload.c (reload_cse_simplify): Remove dead code.
1533 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1535 PR rtl-optimization/69570
1536 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1537 if there is more than one set, not if there is a single set.
1539 2016-02-01 Richard Henderson <rth@redhat.com>
1542 * combine.c (make_compound_operation): When looking through a
1543 subreg, make sure to re-extend to the width of the outer mode.
1545 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1547 PR tree-optimization/69546
1548 * wide-int.cc (wi::divmod_internal): For unsigned division
1549 where both operands fit into uhwi, if o1 is 1 and o0 has
1550 msb set, if divident_prec is larger than bits per hwi,
1551 clear another quotient word and return 2 instead of 1.
1552 Similarly for remainder with msb in HWI set, if dividend_prec
1553 is larger than bits per hwi.
1555 2016-01-29 Martin Jambor <mjambor@suse.cz>
1557 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1558 Use short lowercase names.
1559 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1560 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1561 acq_rel one. Protect warning agains segfaults if
1562 get_memory_order_name returns NULL.
1563 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1564 with release semantics. Do not warn if get_memory_order already did.
1565 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1566 semantics. Fix check for relaxed or acquire semantics. Do not warn
1567 if get_memory_order already did.
1569 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1571 * doc/install.texi: Document that isl-0.16 is supported.
1573 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1576 * config/i386/constraints.md (Bm): Describe as special memory
1578 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1579 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1580 * genpreds.c (struct constraint_data): Add is_special_memory.
1581 (have_special_memory_constraints, special_memory_start): New
1583 (special_memory_end): Ditto.
1584 (add_constraint): Add new arg is_special_memory. Add code to
1585 process its true value. Update have_special_memory_constraints.
1586 (process_define_constraint): Pass the new arg.
1587 (process_define_register_constraint): Ditto.
1588 (choose_enum_order): Process special memory.
1589 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1590 function insn_extra_special_memory_constraint.
1591 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1592 * gensupport.c (process_rtx): Process
1593 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1594 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1595 * ira-lives.c (single_reg_class): Use
1596 insn_extra_special_memory_constraint.
1597 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1598 * lra-constraints.c (process_alt_operands): Ditto.
1599 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1600 * recog.c (asm_operand_ok, preprocess_constraints): Process
1602 * reload.c (find_reloads): Ditto.
1603 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1604 * stmt.c (parse_input_constraint): Use
1605 insn_extra_special_memory_constraint.
1607 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1610 * lra-splill.c (lra_final_code_change): Revert r229087 by
1611 removing all sub-registers.
1613 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1616 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1618 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1621 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1622 SSE1, copy target into the temporary reg first before recursing
1625 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1627 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1630 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1632 * ginclude/stdarg.h: Test __cplusplus instead of
1633 __GXX_EXPERIMENTAL_CXX0X__.
1635 2016-01-29 Richard Biener <rguenther@suse.de>
1637 PR tree-optimization/69547
1638 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1639 Do not mark clobbers necessary.
1640 (mark_all_reaching_defs_necessary_1): Likewise.
1642 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1644 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1645 declaration name with %qs and print it in both error messages.
1646 Also fix indentation.
1648 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1651 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1652 trailing blank line from error message.
1654 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1657 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1660 2016-01-29 Richard Biener <rguenther@suse.de>
1663 * match.pd: Allow all integral types when simplifying a
1664 widening or sign-changing conversion.
1666 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1668 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1669 back to setting codegen_error to fail codegen.
1671 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/constraints.md (C): Only accept constant zero operand.
1675 (BC): New constraint.
1676 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1677 instead of C constraint.
1678 * doc/md.texi (Machine Constraints): Update description
1681 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1684 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1686 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1689 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1692 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1694 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1695 branches if using guessed profile.
1697 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1699 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1701 2016-01-28 Richard Henderson <rth@redhat.com>
1704 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1705 * config/aarch64/aarch64-protos.h: Update.
1706 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1707 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1708 (aarch64_get_condition_code_1): Handle CC_Cmode.
1709 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1710 (*add<mode>3_compareC_cconly_imm): New.
1711 (*add<mode>3_compareC_cconly): New.
1712 (*add<mode>3_compareC_imm): New.
1713 (add<mode>3_compareC): New.
1714 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1715 to be first. Use aarch64_carry_operation.
1716 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1717 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1718 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1719 (subti3): Use subdi3_compare1.
1720 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1721 (sub<mode>3_compare1): New.
1722 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1723 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1724 (*subsi3_carryin_uxtw): Likewise.
1725 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1726 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1727 * config/aarch64/iterators.md (DWI): New.
1728 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1729 (aarch64_borrow_operation): New.
1731 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1733 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1734 message when isl does not return a valid schedule.
1736 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1738 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1739 Remove comments from class declarations: they are already in the code
1742 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1744 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1746 (ternary_op_to_tree): Same.
1747 (unary_op_to_tree): Same.
1748 (nary_op_to_tree): Same.
1749 (gcc_expression_from_isl_expr_op): Same.
1750 (gcc_expression_from_isl_expression): Same.
1751 (graphite_create_new_loop): Same.
1752 (graphite_create_new_loop_guard): Same.
1753 (build_iv_mapping): Same.
1754 (graphite_create_new_guard): Same.
1755 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1756 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1758 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1760 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1761 instead of setting codegen_error to fail codegen.
1763 2016-01-28 Jason Merrill <jason@redhat.com>
1765 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1767 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1769 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1770 Remove CONST_INT_P check in CCMP cost calculation.
1772 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1774 * config/aarch64/aarch64.c (generic_vector_cost):
1775 Set vec_permute_cost.
1776 (cortexa57_vector_cost): Likewise.
1777 (exynosm1_vector_cost): Likewise.
1778 (xgene1_vector_cost): Likewise.
1779 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1780 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1781 Add vec_permute_cost entry.
1783 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1785 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1787 (add<mode>3_compare0): Likewise.
1788 (addsi3_compare0_uxtw): Likewise.
1789 (add<mode>3nr_compare0): Likewise.
1790 (compare_neg<mode>): Likewise.
1791 (<optab><mode>3): Likewise.
1793 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1795 * tree-vect-stmts.c (vectorizable_comparison): Add
1796 NULL check for vectype.
1798 2016-01-28 Richard Biener <rguenther@suse.de>
1800 PR tree-optimization/69466
1801 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1802 Account for PHIs we couldn't duplicate.
1804 2016-01-28 Martin Liska <mliska@suse.cz>
1807 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1808 instead of ENABLE_VALGRIND_CHECKING.
1810 2016-01-27 Richard Henderson <rth@redhat.com>
1813 * lra-remat.c (subreg_regs): New.
1814 (dump_candidates_and_remat_bb_data): Dump it.
1815 (operand_to_remat): Reject if operand in subreg_regs.
1816 (set_bb_regs): Collect subreg_regs.
1817 (lra_remat): Init and free subreg_regs. Compute
1818 calculate_local_reg_remat_bb_data before create_cands.
1820 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1823 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1824 change stack_alignment_needed for __tls_get_addr call.
1826 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1828 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1830 2016-01-27 Jeff Law <law@redhat.com>
1832 PR tree-optimization/68398
1833 PR tree-optimization/69196
1834 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1835 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1836 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1837 Only count PHIs in the last block in the path. The others will
1838 const/copy propagate away. Add heuristic to allow more irreducible
1839 subloops to be created when it is likely profitable to do so.
1841 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1842 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1843 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1845 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1848 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1849 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1850 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1851 * tree-streamer-in.c: Include asan.h.
1852 (streamer_get_builtin_tree): For builtins in sanitizer
1853 range call initialize_sanitizer_builtins and retry.
1855 2016-01-27 Ian Lance Taylor <iant@google.com>
1857 * common.opt (fkeep-gc-roots-live): New undocumented option.
1858 * tree-ssa-loop-ivopts.c (add_candidate_1): If
1859 -fkeep-gc-roots-live, skip pointers.
1860 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1863 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
1866 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1867 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1869 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
1872 * configure.ac: NetBSD provides SSP in its C library.
1873 * configure: Updated.
1875 2016-01-27 Richard Biener <rguenther@suse.de>
1877 PR tree-optimization/69166
1878 * tree-vect-loop.c (vect_is_simple_reduction): Always check
1879 reduction code for commutativity / associativity.
1881 2016-01-27 Martin Jambor <mjambor@suse.cz>
1883 PR tree-optimization/69355
1884 * tree-sra.c (analyze_access_subtree): Correct hole detection when
1885 total_scalarization fails.
1887 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
1889 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
1892 2016-01-27 Christian Bruel <christian.bruel@st.com>
1895 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
1896 Move arm_reset_previous_fndecl and set_target_option_current_node in
1897 the conditional part. Call save_restore_target_globals.
1898 * config/arm/arm.c (arm_set_current_function):
1899 Refactor to better support #pragma target and attribute mix.
1900 Call save_restore_target_globals.
1901 * config/arm/arm-protos.h (save_restore_target_globals): New function.
1903 2016-01-27 Martin Liska <mliska@suse.cz>
1905 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
1906 reference for an HSA kernel and its host function.
1908 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1910 PR tree-optimization/69399
1911 * wide-int.h (wi::lrshift): For larger precisions, only
1912 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
1914 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1916 * config/arc/predicates.md (proper_comparison_operator): Reject
1917 constant-constant comparison.
1919 2016-01-26 Tom de Vries <tom@codesourcery.com>
1921 PR tree-optimization/69110
1922 * tree-data-ref.c (initialize_data_dependence_relation): Handle
1923 DR_NUM_DIMENSIONS == 0.
1925 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1926 Sebastian Pop <s.pop@samsung.com>
1928 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
1929 isl_ast_op_cond and isl_ast_op_select.
1930 (gcc_expression_from_isl_expr_op): Same.
1932 2016-01-26 Jason Merrill <jason@redhat.com>
1935 * tree.c (recompute_constructor_flags): Split out from
1937 (verify_constructor_flags): New.
1938 * tree.h: Declare them.
1940 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
1942 PR rtl-optimization/69217
1943 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
1944 are no TYPE_FIELDS set for the record type.
1946 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1949 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
1950 toc_label_name unconditionally.
1951 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
1952 SYMBOL_REF string. Use toc_label_name instead of constructing
1954 (rs6000_elf_declare_function_name): Use toc_label_name instead of
1955 constructing LCTOC1.
1957 2016-01-26 Martin Sebor <msebor@redhat.com>
1960 * doc/extend.texi (Common Type Attributes): Move text that talks about
1961 attribute packed from attribute aligned to the section discussing
1962 the former attribute for clarity.
1964 2016-01-26 Richard Henderson <rth@redhat.com>
1967 * trans-mem.c (tm_region_init): Mark entry block as visited.
1969 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1972 * diagnostic-show-locus.c (layout::print_source_line): Replace
1973 call to pp_newline with call to layout::print_newline.
1974 (layout::print_annotation_line): Likewise.
1975 (layout::move_to_column): Likewise.
1976 (layout::print_any_fixits): After printing any fixits, print a
1977 trailing newline, if necessary.
1978 (layout::print_newline): New method, resetting any colorization
1980 (diagnostic_show_locus): Move the pp_newline to before the
1981 early bailout. Remove dummy block enclosing the layout instance.
1982 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1983 of pp_newline_and_flush with pp_flush.
1984 (diagnostic_append_note): Delete use of pp_newline.
1985 (diagnostic_append_note_at_rich_loc): Delete.
1986 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1987 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1988 when newline characters are added to the buffer.
1990 2016-01-26 Michael Matz <matz@suse.de>
1992 * configure.ac (ac_cv_std_swap_in_utility): New test.
1993 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1994 * configure: Regenerate.
1995 * config.in: Regenerate.
1997 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
1999 * config/arc/arc.md (cstoresi4): Force operand into register.
2000 (arcset<code>): Fix predicate.
2001 (arcsetltu): Likewise.
2002 (arcsetgeu): Likewise.
2003 (arcsethi): Likewise.
2004 (arcsetls): Likewise.
2006 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2008 PR tree-optimization/69483
2009 * gimple-fold.c (canonicalize_constructor_val): Return NULL
2010 if base has error_mark_node type.
2012 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
2015 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
2016 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
2018 (vget_lane_f16): Handle big-endian.
2019 (vgetq_lane_f16): Likewise.
2020 (vset_lane_f16): Likewise.
2021 (vsetq_lane_f16): Likewise.
2022 * config/arm/iterators.md (VQXMOV): Add V8HF.
2023 (VDQ): Add V4HF and V8HF.
2024 (V_reg): Handle V4HF and V8HF.
2025 (Is_float_mode): Likewise.
2026 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
2027 neon_vdup_nv8hf): New patterns.
2028 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
2029 Use VD_LANE iterator.
2030 (neon_vld1_dup<mode>): Use VQ2 iterator.
2032 2016-01-26 Nathan Sidwell <nathan@acm.org>
2034 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
2035 (set_oacc_fn_attrib): Add IS_KERNEL arg.
2036 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
2037 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
2038 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
2039 (oacc_validate_dims): Add LEVEL arg, don't return level.
2040 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
2042 (execute_oacc_device_lower): Adjust, add more dump output.
2043 * tree-ssa-loop.c (gate_oacc_kernels): Use
2044 oacc_fn_attrib_kernels_p.
2045 * tree-parloops.c (create_parallel_loop): Adjust
2046 set_oacc_fn_attrib call.
2048 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2051 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
2052 (append_compiler_options): Handle -fcilkplus.
2053 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
2055 2016-01-26 Nick Clifton <nickc@redhat.com>
2058 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
2059 been marked as DECL_ONE_ONLY but we do not the means to make it
2060 so, then do not allow it to bind locally.
2062 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2065 * opts.h (parse_sanitizer_options): New prototype.
2066 * opts.c (sanitizer_opts): New array.
2067 (parse_sanitizer_options): New function.
2068 (common_handle_option): Use parse_sanitizer_options.
2070 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
2073 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
2074 alignment adjustment to ...
2075 (ix86_update_stack_boundary): Here. Don't over-align stack for
2077 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
2078 if __tls_get_addr is called.
2080 2016-01-26 Christian Bruel <christian.bruel@st.com>
2082 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2084 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
2086 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2088 2016-01-26 Richard Biener <rguenther@suse.de>
2091 * match.pd: Guard X * CST CMP 0 pattern with single_use.
2093 2016-01-26 Richard Biener <rguenther@suse.de>
2095 PR tree-optimization/69452
2096 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
2097 (move_computations_dom_walker::before_dom_children): Rename
2099 (move_computations_worker): This.
2100 (move_computations): Perform an RPO rather than a DOM walk.
2102 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2105 * combine.c (combine_instructions): For REG_EQUAL note with
2106 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
2107 to the underlying register.
2108 * doc/rtl.texi (REG_EQUAL): Document the behavior of
2109 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2111 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
2114 * config/aarch64/aarch64-builtins.c
2115 (aarch64_init_simd_builtin_types): Do not set structural
2116 equality to __Poly{8,16,64,128}_t types.
2118 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
2120 PR tree-optimization/69400
2121 * wide-int.cc (wi_pack): Take the precision as argument and
2122 perform canonicalization here rather than in the callers.
2123 Use the main loop to handle all full-width HWIs. Add a
2124 zero HWI if in_len isn't a full result.
2125 (wi::divmod_internal): Update accordingly.
2126 (wi::mul_internal): Likewise. Simplify.
2128 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2129 Sebastian Pop <s.pop@samsung.com>
2131 * graphite-poly.c (apply_poly_transforms): Simplify.
2132 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
2133 (print_isl_map): Same.
2134 (print_isl_union_map): Same.
2135 (print_isl_schedule): New.
2136 (debug_isl_schedule): New.
2137 * graphite-dependences.c (scop_get_reads): Do not call
2138 isl_union_map_add_map that is undocumented isl functionality.
2139 (scop_get_must_writes): Same.
2140 (scop_get_may_writes): Same.
2141 (scop_get_original_schedule): Remove.
2142 (scop_get_dependences): Do not call isl_union_map_compute_flow that
2143 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
2144 (compute_deps): Remove.
2145 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
2146 (debug_schedule_ast): New.
2147 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
2148 set_separate_option.
2149 (graphite_regenerate_ast_isl): Add dump.
2150 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
2151 from scop->transformed_schedule.
2152 (graphite_regenerate_ast_isl): Add more dump.
2153 * graphite-optimize-isl.c (optimize_isl): Set
2154 scop->transformed_schedule. Check whether schedules are equal.
2155 (apply_poly_transforms): Move here.
2156 * graphite-poly.c (apply_poly_transforms): ... from here.
2157 (free_poly_bb): Static.
2158 (free_scop): Static.
2159 (pbb_number_of_iterations_at_time): Remove.
2160 (print_isl_ast): New.
2161 (debug_isl_ast): New.
2162 (debug_scop_pbb): New.
2163 * graphite-scop-detection.c (print_edge): Move.
2165 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
2166 (build_scop_scattering): Remove.
2167 (create_pw_aff_from_tree): Assert instead of bailing out.
2168 (add_condition_to_pbb): Remove unused code, do not fail.
2169 (add_conditions_to_domain): Same.
2170 (add_conditions_to_constraints): Remove.
2171 (build_scop_context): New.
2172 (add_iter_domain_dimension): New.
2173 (build_iteration_domains): Initialize pbb->iterators.
2174 Call add_conditions_to_domain.
2177 (index_outermost_in_loop): New.
2178 (index_pbb_in_loop): New.
2179 (outermost_pbb_in): New.
2180 (add_in_sequence): New.
2181 (add_outer_projection): New.
2182 (outer_projection_mupa): New.
2183 (add_loop_schedule): New.
2184 (build_schedule_pbb): New.
2185 (build_schedule_loop): New.
2186 (embed_in_surrounding_loops): New.
2187 (build_schedule_loop_nest): New.
2188 (build_original_schedule): New.
2189 (build_poly_scop): Call build_original_schedule.
2190 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
2191 (free_poly_dr): Remove.
2192 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
2193 (free_poly_bb): Remove.
2194 (debug_loop_vec): Remove.
2195 (print_isl_ast): Declare.
2196 (debug_isl_ast): Declare.
2197 (scop_do_interchange): Remove.
2198 (scop_do_strip_mine): Remove.
2199 (scop_do_block): Remove.
2200 (flatten_all_loops): Remove.
2201 (optimize_isl): Remove.
2202 (pbb_number_of_iterations_at_time): Remove.
2203 (debug_scop_pbb): Declare.
2204 (print_schedule_ast): Declare.
2205 (debug_schedule_ast): Declare.
2206 (struct scop): Remove schedule. Add original_schedule,
2207 transformed_schedule.
2208 (free_gimple_poly_bb): Remove.
2209 (print_generated_program): Remove.
2210 (debug_generated_program): Remove.
2211 (unify_scattering_dimensions): Remove.
2212 * sese.c (print_edge): ... here.
2213 (print_sese): ... here.
2214 (debug_edge): ... here.
2215 (debug_sese): ... here.
2216 * sese.h (print_edge): Declare.
2217 (print_sese): Declare.
2218 (dump_edge): Declare.
2219 (dump_sese): Declare.
2221 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2222 Sebastian Pop <s.pop@samsung.com>
2224 * Makefile.in: Set ISLVER in site.exp.
2226 2016-01-25 Jakub Jelinek <jakub@redhat.com>
2228 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
2229 DECL_VALUE_EXPR of new_var even for the non-array case. Look
2230 through DECL_VALUE_EXPR for expansion.
2232 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2234 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
2235 the frame info after reload completed.
2237 2016-01-25 Jeff Law <law@redhat.com>
2239 PR tree-optimization/69196
2240 PR tree-optimization/68398
2241 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
2242 tree-ssa-threadupdate.c.
2243 (determine_bb_domination_status): Prototype
2244 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
2245 (determine_bb_domination_status): No longer static.
2246 (valid_jump_thread_path): Remove code to detect characteristics
2247 of the jump thread path not associated with correctness.
2248 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
2249 Correct test for thread path length. Count PHIs for real operands as
2250 statements that need to be copied. Do not count ASSERT_EXPRs.
2251 Look at all the blocks in the thread path. Compute and selectively
2252 filter thread paths based on threading through the latch, threading
2253 a multiway branch or crossing a multiway branch.
2255 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2257 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
2258 decl with __attribute__ ((unused)) annotation.
2260 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
2263 * tree-vect-stmts.c (vectorizable_condition): Check vectype
2264 of operands is compatible with a statement vectype.
2266 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
2268 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
2269 improve wording for mixed storage order support.
2271 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
2273 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
2274 (vcvt_u64_f64): Likewise.
2275 (vcvta_s64_f64): Likewise.
2276 (vcvta_u64_f64): Likewise.
2277 (vcvtm_s64_f64): Likewise.
2278 (vcvtm_u64_f64): Likewise.
2279 (vcvtn_s64_f64): Likewise.
2280 (vcvtn_u64_f64): Likewise.
2281 (vcvtp_s64_f64): Likewise.
2282 (vcvtp_u64_f64): Likewise.
2284 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
2286 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
2287 (arc_init): Check validity mll64 option.
2288 (arc_save_restore): Use double load/store instruction.
2289 (arc_expand_movmem): Likewise.
2290 (arc_split_move): Don't split if we have double load/store
2291 instructions. Returns a boolean.
2292 (arc_process_double_reg_moves): Change function to return boolean
2293 instead of a sequence of instructions.
2294 (arc_dwarf_register_span): New function.
2295 * config/arc/arc-protos.h (arc_split_move): Change prototype.
2296 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
2297 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
2298 (*movdf_insn): Likewise.
2299 * config/arc/arc.opt (mll64): New option.
2300 * config/arc/predicates.md (even_register_operand): New predicate.
2301 * doc/invoke.texi (ARC Options): Add mll64 documentation.
2303 2016-01-25 Richard Biener <rguenther@suse.de>
2306 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
2307 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
2309 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2311 2016-01-25 Richard Biener <rguenther@suse.de>
2313 PR tree-optimization/69376
2314 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
2316 (VN_INFO_ANTI_RANGE_P): New inline.
2317 (VN_INFO_RANGE_TYPE): Likewise.
2318 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
2319 SSA_NAME_ANTI_RANGE_P.
2320 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
2321 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2322 Properly query VN_INFO_RANGE_TYPE.
2324 2016-01-25 Nick Clifton <nickc@redhat.com>
2327 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2329 2016-01-23 Tom de Vries <tom@codesourcery.com>
2331 PR tree-optimization/69426
2332 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
2335 2016-01-23 Jakub Jelinek <jakub@redhat.com>
2337 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
2338 "the the" with "the" in the comments.
2339 * ipa-devirt.c (build_type_inheritance_graph,
2340 update_type_inheritance_graph): Likewise.
2341 * tree.c (build_function_type_list_1): Likewise.
2342 * cfgloopmanip.c (scale_loop_profile): Likewise.
2343 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
2344 * gimple-ssa-split-paths.c
2345 (find_block_to_duplicate_for_splitting_paths): Likewise.
2346 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
2347 * expr.c (convert_move): Likewise.
2348 * var-tracking.c (vt_stack_adjustments): Likewise.
2349 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2350 * tree-vrp.c (test_for_singularity): Likewise.
2352 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
2353 directly instead of building a temporary tree.
2356 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
2357 remove <algorithm> include.
2359 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2362 * config/i386/i386.c: Include dojump.h.
2363 (expand_small_movmem_or_setmem,
2364 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
2366 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
2367 if dynamic_check != -1.
2369 2016-01-21 Jeff Law <law@redhat.com>
2372 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2373 record_temporary_equivalences. Rewritten to avoid unnecessary calls
2374 into dominated_by_p.
2375 (cprop_into_successor_phis): Avoid unnecessary tests.
2377 2016-01-22 Richard Henderson <rth@redhat.com>
2380 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2381 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2383 2016-01-22 Michael Matz <matz@suse.de>
2385 * system.h (string, algorithm): Include only conditionally.
2386 (new): Include always under C++.
2387 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2388 * final.c (toplevel): Ditto.
2389 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2390 * genconditions.c (write_header): Make gencondmd.c define
2392 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2394 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2395 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2397 2016-01-22 Christian Bruel <christian.bruel@st.com>
2400 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2402 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2405 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2406 define_insn_and_split. Ensure operands[1] and operands[0] do not
2407 get assigned the same register.
2409 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2411 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2413 2016-01-22 Christian Bruel <christian.bruel@st.com>
2415 * config/arm/arm-c.c (arm_pragma_target_parse):
2416 Remove warn_builtin_macro_redefined overwrite.
2418 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2420 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2421 flag_non_call_exceptions compatibility.
2423 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2426 * dwarf2out.c (add_child_die_after): New function.
2427 (dwarf_qual_info_t): New type.
2428 (dwarf_qual_info): New variable.
2429 (qualified_die_p): New function.
2430 (modified_type_die): For -fdebug-types-section, ensure
2431 canonical order of qualifiers. Put qualified DIEs adjacent
2432 to the corresponding non-qualified type DIE and search there
2433 for existing qualified DIEs.
2435 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2437 * doc/extend.texi (scalar_storage_order type attribute): Document
2438 restriction on type punning and aliasing, and remove future tense.
2440 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2443 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2446 2016-01-21 Jeff Law <law@redhat.com>
2449 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2450 useless call to record_temporary_equivalences.
2451 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2452 allocate 10 slots in the bb_path vector and let it grow as needed.
2453 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2456 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2458 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2460 * configure: Regenerate.
2462 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2464 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2465 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2467 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2470 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2471 drop EXPAND_INITIALIZER.
2472 * rtl.h (contains_symbolic_reference_p): Declare.
2473 * rtlanal.c (contains_symbolic_reference_p): New function.
2474 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2475 a subtraction into a NOT if symbolic constants are involved.
2477 2016-01-21 Anton Blanchard <anton@samba.org>
2478 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2481 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2483 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2486 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2488 * config/microblaze/microblaze.c
2489 (get_branch_target): New.
2490 (insert_wic_for_ilb_runout): New.
2492 (microblaze_machine_dependent_reorg): New.
2493 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2494 * config/microblaze/microblaze.md
2495 (UNSPEC_IPREFETCH): Define.
2496 (iprefetch): New pattern
2497 * config/microblaze/microblaze.opt
2498 (mxl-prefetch): New flag.
2500 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2502 * config/microblaze/microblaze.h
2503 (FIXED_REGISTERS): Update in macro.
2504 (CALL_USED_REGISTERS): Update in macro.
2506 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2508 PR rtl-optimization/68920
2509 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2512 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2514 PR rtl-optimization/68990
2515 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2516 pseudo instead of inheritance ones.
2518 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2519 Nick Clifton <nickc@redhat.com>
2523 * config/mips/mips.c (mips_compute_frame_info): Initialise
2524 args_size and hard_frame_pointer_offset fields of the frame
2525 structure before calling mips_global_pointer.
2527 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2529 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2531 * configure: Regenerate.
2533 2016-01-21 Richard Biener <rguenther@suse.de>
2535 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2537 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2539 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2540 to actually emit the .size directive.
2542 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2543 Jakub Jelinek <jakub@redhat.com>
2547 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2548 args array size by one to avoid buffer overflow.
2550 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2552 * config/s390/s390.md (pool_section_start): Use switch_to_section
2553 to select proper read-only data section instead of hardcoding
2555 (pool_section_end): Use switch_to_section to match the above.
2557 2016-01-21 Richard Biener <rguenther@suse.de>
2559 PR tree-optimization/69378
2560 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2561 (set_ssa_val_to): Use it for dominance checks taking into
2562 account not executable edges.
2564 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2567 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2568 for bitsize instead of GET_MODE_PRECISION (mode).
2570 2016-01-20 Martin Sebor <msebor@redhat.com>
2573 * extend.texi (__sync Builtins): Clarify the semantics of
2574 __sync_fetch_and_OP built-ins on pointers.
2575 (__atomic Builtins): Same.
2577 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2578 Sebastian Pop <s.pop@samsung.com>
2580 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2581 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2582 (is_valid_rename): Same.
2583 (translate_isl_ast_to_gimple::get_rename): Same.
2584 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2585 (translate_isl_ast_to_gimple::rename_uses): Same.
2586 (get_new_name): Check for close_phi nodes.
2587 (copy_loop_phi_args): Use phi_node_kind.
2588 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2589 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2591 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2592 Sebastian Pop <s.pop@samsung.com>
2594 Revert commit r229783.
2595 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2596 Remove use of parameter_rename_map.
2598 (copy_internal_parameters): Remove.
2599 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2600 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2601 (free_sese_info): Do not free parameter_rename_map.
2602 (set_rename): Do not use parameter_rename_map.
2603 (rename_uses): Update call to set_rename.
2604 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2605 * sese.h (parameter_rename_map_t): Remove.
2606 (struct sese_info_t): Remove field parameter_rename_map.
2608 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2609 Sebastian Pop <s.pop@samsung.com>
2611 * graphite-isl-ast-to-gimple.c: Fix comment.
2612 * graphite-scop-detection.c (defined_in_loop_p): New.
2613 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2614 names defined in loop.
2616 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2617 Sebastian Pop <s.pop@samsung.com>
2619 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2620 Discard unstructured if-then-else regions.
2622 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2623 Sebastian Pop <s.pop@samsung.com>
2625 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2626 (cleanup_loop_iter_dom): Remove.
2627 (build_loop_iteration_domains): Remove.
2628 (build_scop_context): Remove.
2629 (build_scop_iteration_domain): Remove.
2630 (add_loop_constraints): New.
2631 (build_iteration_domains): New.
2632 (build_poly_scop): Call build_iteration_domains.
2634 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2635 Sebastian Pop <s.pop@samsung.com>
2637 * graphite-scop-detection.c
2638 (scop_detection::harmful_loop_in_region): Free dom and loops.
2639 (scop_detection::loop_body_is_valid_scop): Free bbs.
2641 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2642 Sebastian Pop <s.pop@samsung.com>
2644 * graphite-scop-detection.c (record_loop_in_sese): New.
2645 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2646 (build_scops): Remove call to build_sese_loop_nests.
2647 * sese.c (sese_record_loop): Remove.
2648 (build_sese_loop_nests): Remove.
2649 (new_sese_info): Remove region->loops.
2650 (free_sese_info): Same.
2651 * sese.h (sese_contains_loop): Same.
2652 (build_sese_loop_nests): Remove.
2653 (sese_contains_loop): Remove.
2655 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2656 Sebastian Pop <s.pop@samsung.com>
2658 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2659 loop_is_valid_in_scop.
2660 (scop_detection::harmful_stmt_in_region): Renamed
2661 harmful_loop_in_region.
2662 Call loop_is_valid_in_scop.
2664 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2665 Sebastian Pop <s.pop@samsung.com>
2667 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2670 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2671 Sebastian Pop <s.pop@samsung.com>
2673 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2674 * graphite.h (struct poly_bb): Remove field is_reduction.
2675 (PBB_IS_REDUCTION): Remove.
2677 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2678 Sebastian Pop <s.pop@samsung.com>
2680 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2681 (add_pdr_constraints): Same.
2682 (scop_get_reads): Same.
2683 (scop_get_must_writes): Same.
2684 (scop_get_may_writes): Same.
2685 (scop_get_original_schedule): Same.
2686 (extend_schedule): Same.
2687 (apply_schedule_on_deps): Same.
2688 (carries_deps): Same.
2689 (compute_deps): Same.
2690 (scop_get_dependences): Same.
2691 * graphite-isl-ast-to-gimple.c
2692 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2693 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2694 (get_schedule_for_band_list): Same.
2695 (get_schedule_map): Same.
2696 (apply_schedule_map_to_scop): Same.
2697 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2698 (build_loop_iteration_domains): Same.
2699 (add_condition_to_pbb): Same.
2700 (add_param_constraints): Same.
2701 (pdr_add_memory_accesses): Same.
2702 (pdr_add_data_dimensions): Same.
2704 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2706 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2709 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2711 * common.opt (feliminate-dwarf2-dups): Replace references to
2712 "DWARF 2" with just "DWARF".
2713 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2714 * doc/extend.texi: Likewise.
2715 * doc/cpp.texi: Likewise.
2716 * doc/invoke.texi: Likewise.
2717 (Option Summary): Add -gdwarf to list of Debugging Options.
2718 (Debugging Options): Document -gdwarf.
2719 * doc/contrib.texi: Spell "DWARF" like that.
2721 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2723 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2724 warning. Fix up formatting.
2727 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2728 attempt to mark memory input operand addressable and
2729 call prepare_gimple_addressable in that case. Don't adjust
2730 input_location for diagnostics, use error_at instead.
2732 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2734 * config/rs6000/ppc-auxv.h: New file.
2735 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2737 (cpu_supports): Likewise.
2738 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2739 (cpu_is_info): New variable.
2740 (cpu_supports_info): Likewise.
2741 (tcb_verification_symbol): Likewise.
2742 (cpu_builtin_p): Likewise.
2743 (cpu_expand_builtin): New function.
2744 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2745 (rs6000_init_builtins): Likewise.
2746 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2747 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2748 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2749 * configure: Regenerate.
2750 * config.in: Likewise.
2751 * doc/extend.texi (PowerPC Built-in Functions): Document
2752 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2754 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2757 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2759 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2762 2016-01-20 Richard Henderson <rth@redhat.com>
2768 * tree.c (tm_define_builtin): New.
2769 (find_tm_vector_type): New.
2770 (build_tm_vector_builtins): New.
2771 (build_common_builtin_nodes): Call it.
2773 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2775 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2776 (arm_fp_ok): Likewise.
2778 (arm_crypto): Likewise.
2780 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2781 Richard Biener <rguenther@suse.de>
2783 PR tree-optimization/69328
2784 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2785 vectors have same number of elements.
2786 (vectorizable_condition): Fix masked version recognition.
2788 2016-01-20 Richard Biener <rguenther@suse.de>
2790 PR tree-optimization/69345
2791 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2792 (VN_INFO_PTR_INFO): Likewise.
2793 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2794 info when it is equal between non-dominating SSA names.
2795 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2796 Make sure to look at original SSA infos.
2798 2016-01-20 Jeff Law <law@redhat.com>
2801 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2803 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2804 (pc_or_label_operand): New predicate.
2805 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2806 tests for small integers that are 2^n - 1.
2808 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2810 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2812 2016-01-19 Jeff Law <law@redhat.com>
2815 * tree-ssa-threadbackwards.c
2816 (fsm_find_control_statement_thread_paths): Do not try to lookup
2817 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2819 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2821 * doc/lto.texi: Remove text that says only Gold has linker plugin
2824 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2826 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2827 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2828 the DIE accordingly.
2829 (modified_type_die): Add REVERSE parameter and pass it recursively,
2830 as well as to base_type_die. Adjust presence check accordingly.
2831 (base_type_for_mode): Adjust call to modified_type_die.
2832 (add_type_attribute): Add REVERSE parameter and pass it to
2834 (generic_parameter_die): Adjust call to add_type_attribute.
2835 (add_scalar_info): Likewise.
2836 (add_subscript_info): Likewise.
2837 (gen_array_type_die): Likewise.
2838 (gen_descr_array_type_die): Likewise.
2839 (gen_entry_point_die): Likewise.
2840 (gen_enumeration_type_die): Likewise.
2841 (gen_formal_parameter_die): Likewise.
2842 (gen_subprogram_die): Likewise.
2843 (gen_variable_die ): Likewise.
2844 (gen_const_die): Likewise.
2845 (gen_field_die): Likewise.
2846 (gen_pointer_type_die): Likewise.
2847 (gen_reference_type_die): Likewise.
2848 (gen_ptr_to_mbr_type_die): Likewise.
2849 (gen_inheritance_die): Likewise.
2850 (gen_subroutine_type_die): Likewise.
2851 (gen_typedef_die): Likewise.
2852 (force_type_die): Adjust call to modified_type_die.
2854 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
2856 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2857 flow throughout the file. Fix broken link to Objective-C 2.0
2859 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2862 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2864 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2866 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2869 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2870 (maybe_record_node): Record cxa_pure_virtual as the only possible
2871 target if there are not ohter candidates.
2872 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2874 2016-01-19 Richard Biener <rguenther@suse.de>
2876 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2877 (get_memory_order): Likewise.
2879 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
2881 * tree-vect-stmts.c (vectorizable_store): Check
2884 2016-01-19 David Malcolm <dmalcolm@redhat.com>
2887 * gcc.c (driver::decode_argv): Add call to
2888 init_opts_obstack before init_options_struct.
2889 * opts.c (init_opts_obstack): Remove idempotency.
2890 (init_options_struct): Replace call to init_opts_obstack
2891 with a gcc_assert to verify that it has already been called.
2892 * toplev.c (toplev::main): Add call to init_opts_obstack before
2893 calls to init_options_struct.
2894 (toplev::finalize): Move cleanup of opts_obstack next to
2895 cleanup of save_decoded_options, clearing the latter, and
2896 save_decoded_options_count.
2898 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2901 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
2902 attribute to unconditional. Remove %? from output template.
2904 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2905 Jiong Wang <jiong.wang@arm.com>
2907 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
2908 generated from different expand order.
2910 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2912 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2913 Add support for CCMP costing.
2915 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2917 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
2918 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
2919 (fccmpe<mode>): Likewise.
2920 (fcmp): Rename to fcmp and globalize pattern.
2922 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
2923 (aarch64_gen_ccmp_next): Add FP support.
2925 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2927 * target.def (gen_ccmp_first): Update documentation.
2928 (gen_ccmp_next): Likewise.
2929 * doc/tm.texi (gen_ccmp_first): Update documentation.
2930 (gen_ccmp_next): Likewise.
2931 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
2932 expand_ccmp_expr_1. Improve comments.
2933 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
2934 (ccmp_ior<mode>): Remove pattern.
2935 (cmp<mode>): Remove expand.
2936 (cmp): Globalize pattern.
2937 (cstorecc4): Use cc_register.
2938 (mov<mode>cc): Remove ccmp_cc_register check.
2939 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
2940 Simplify after removal of CC_DNE/* modes.
2941 (aarch64_ccmp_mode_to_code): Remove.
2942 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
2943 In 'k' case use integer as condition.
2944 (aarch64_nzcv_codes): Remove inverted cases.
2945 (aarch64_code_to_ccmode): Remove.
2946 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
2947 comparison with CC register to be used in folowing CCMP/branch/CSEL.
2948 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
2949 pattern. Return the comparison with CC register. Invert conditions
2951 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
2952 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
2954 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2956 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2957 instrumented_version.
2959 2016-01-19 Richard Biener <rguenther@suse.de>
2961 PR tree-optimization/69336
2962 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
2963 handled components with get_ref_base_and_extent.
2964 (equal_mem_array_ref_p): Adjust.
2966 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2969 * shrink-wrap.c: Include valtrack.h.
2970 (move_insn_for_shrink_wrap): Add DEBUG argument. If
2971 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2972 in between insn and where it will be moved to. Call
2973 dead_debug_insert_temp.
2974 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
2975 first and dead_debug_local_finish at the end.
2976 For uses and defs bitmap, handle all regs in between REGNO and
2977 END_REGNO, not just the first one.
2979 2016-01-19 Richard Biener <rguenther@suse.de>
2981 PR tree-optimization/69352
2982 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2983 (equal_mem_array_ref_p): Constrain size and max size properly.
2984 Compare the reverse flag.
2986 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
2988 * ira.c (ira): Update regstat data if we deleted insns.
2990 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2992 PR rtl-optimization/68955
2993 PR rtl-optimization/64557
2994 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2995 here. Fix up formatting.
2996 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2998 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3001 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
3002 assume that the node has body.
3003 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
3006 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3008 * lto-streamer-out.c (lto_output): Do not stream instrumentation
3011 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3013 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
3014 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
3016 2016-01-19 Martin Jambor <mjambor@suse.cz>
3017 Martin Liska <mliska@suse.cz>
3018 Michael Matz <matz@suse.de>
3020 * Makefile.in (OBJS): Add new source files.
3021 (GTFILES): Add hsa.c.
3022 * common.opt (disable_hsa): New variable.
3023 (-Whsa): New warning.
3024 * config.in (ENABLE_HSA): New.
3025 * configure.ac: Treat hsa differently from other accelerators.
3026 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
3028 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
3029 * doc/install.texi (Configuration): Document --with-hsa-runtime,
3030 --with-hsa-runtime-include, --with-hsa-runtime-lib and
3032 * doc/invoke.texi (-Whsa): Document.
3033 (hsa-gen-debug-stores): Likewise.
3034 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
3035 to invoke offload compiler for hsa acclerator.
3036 * opts.c (common_handle_option): Determine whether HSA offloading
3037 should be performed.
3038 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
3039 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
3040 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
3041 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
3042 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
3043 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
3044 GF_OMP_FOR_KIND_GRID_LOOP.
3045 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
3046 (pp_gimple_stmt_1): Likewise.
3047 * gimple-walk.c (walk_gimple_stmt): Likewise.
3048 * gimple.c (gimple_build_omp_grid_body): New function.
3049 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
3050 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
3051 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
3052 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
3053 GF_OMP_TEAMS_GRID_PHONY.
3054 (gimple_statement_omp_single_layout): Updated comments.
3055 (gimple_build_omp_grid_body): New function.
3056 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
3057 (gimple_omp_for_grid_phony): New function.
3058 (gimple_omp_for_set_grid_phony): Likewise.
3059 (gimple_omp_parallel_grid_phony): Likewise.
3060 (gimple_omp_parallel_set_grid_phony): Likewise.
3061 (gimple_omp_teams_grid_phony): Likewise.
3062 (gimple_omp_teams_set_grid_phony): Likewise.
3063 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
3064 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
3065 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
3066 (BUILT_IN_GOMP_TARGET): Updated type.
3067 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
3068 (adjust_for_condition): New function.
3069 (get_omp_for_step_from_incr): Likewise.
3070 (extract_omp_for_data): Moved parts to adjust_for_condition and
3071 get_omp_for_step_from_incr.
3072 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
3073 (fixup_child_record_type): Bail out if receiver_decl is NULL.
3074 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
3075 (scan_omp_parallel): Do not create child functions for phony
3077 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
3078 (scan_omp_1_op): Checking assert we are not remapping to
3079 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
3080 (parallel_needs_hsa_kernel_p): New function.
3081 (expand_parallel_call): Register apprpriate parallel child
3082 functions as HSA kernels.
3083 (grid_launch_attributes_trees): New type.
3084 (grid_attr_trees): New variable.
3085 (grid_create_kernel_launch_attr_types): New function.
3086 (grid_insert_store_range_dim): Likewise.
3087 (grid_get_kernel_launch_attributes): Likewise.
3088 (get_target_argument_identifier_1): Likewise.
3089 (get_target_argument_identifier): Likewise.
3090 (get_target_argument_value): Likewise.
3091 (push_target_argument_according_to_value): Likewise.
3092 (get_target_arguments): Likewise.
3093 (expand_omp_target): Call get_target_arguments instead of looking
3094 up for teams and thread limit.
3095 (grid_expand_omp_for_loop): New function.
3096 (grid_arg_decl_map): New type.
3097 (grid_remap_kernel_arg_accesses): New function.
3098 (grid_expand_target_kernel_body): New function.
3099 (expand_omp): Call it.
3100 (lower_omp_for): Do not emit phony constructs.
3101 (lower_omp_taskreg): Do not emit phony constructs but create for them
3102 a temporary variable receiver_decl.
3103 (lower_omp_taskreg): Do not emit phony constructs.
3104 (lower_omp_teams): Likewise.
3105 (lower_omp_grid_body): New function.
3106 (lower_omp_1): Call it.
3107 (grid_reg_assignment_to_local_var_p): New function.
3108 (grid_seq_only_contains_local_assignments): Likewise.
3109 (grid_find_single_omp_among_assignments_1): Likewise.
3110 (grid_find_single_omp_among_assignments): Likewise.
3111 (grid_find_ungridifiable_statement): Likewise.
3112 (grid_target_follows_gridifiable_pattern): Likewise.
3113 (grid_remap_prebody_decls): Likewise.
3114 (grid_copy_leading_local_assignments): Likewise.
3115 (grid_process_kernel_body_copy): Likewise.
3116 (grid_attempt_target_gridification): Likewise.
3117 (grid_gridify_all_targets_stmt): Likewise.
3118 (grid_gridify_all_targets): Likewise.
3119 (execute_lower_omp): Call grid_gridify_all_targets.
3120 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
3121 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
3122 (tree_omp_clause): Added union field dimension.
3123 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
3124 * tree.c (omp_clause_num_ops): Added number of arguments of
3125 OMP_CLAUSE__GRIDDIM_.
3126 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
3127 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
3128 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
3129 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
3130 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
3131 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
3132 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
3133 * tree-pass.h (make_pass_gen_hsail): Declare.
3134 (make_pass_ipa_hsa): Likewise.
3135 * ipa-hsa.c: New file.
3136 * lto-section-in.c (lto_section_name): Add hsa section name.
3137 * lto-streamer.h (lto_section_type): Add hsa section.
3138 * timevar.def (TV_IPA_HSA): New.
3139 * hsa-brig-format.h: New file.
3140 * hsa-brig.c: New file.
3141 * hsa-dump.c: Likewise.
3142 * hsa-gen.c: Likewise.
3145 * toplev.c (compile_file): Call hsa_output_brig.
3146 * hsa-regalloc.c: New file.
3148 2016-01-18 Jeff Law <law@redhat.com>
3150 PR tree-optimization/69320
3151 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
3152 ranged object, do nothing if the RHS constant is not [0..1].
3153 (optimize_stmt): Comparing a boolean ranged object against a
3154 constant outside [0..1] results in a compile-time constant.
3156 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
3159 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
3161 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3162 (Option Summary): Update to reflect new section and moved options.
3163 (C++ Dialect Options): Move -fstats to new section.
3164 (Debugging Options): Move all dump, statistics, and other GCC
3165 developer options to new section. Rewrite section introduction
3166 and re-order remaining options to put the more basic ones first.
3167 (Optimization Options): Move -fira-verbose and -flto-report* to
3169 (Developer Options): New section incorporating moved options.
3170 * doc/cppopts.texi (-dM): Update cross-reference.
3172 2016-01-18 Richard Henderson <rth@redhat.com>
3175 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
3176 operands to pseudo only if CSE is expected. Split long immediate
3177 operands only after reload, and for the stack pointer.
3178 (*add<GPI>3_pluslong): Remove.
3179 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
3180 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
3181 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
3182 (*add<GPI>3 peepholes): New.
3183 (*add<GPI>3 splitters): New.
3184 * config/aarch64/constraints.md (Upl): New.
3185 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
3187 2016-01-18 Richard Biener <rguenther@suse.de>
3189 PR tree-optimization/69297
3190 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
3192 (vect_bb_vectorization_profitable_p): Clear visited flag again.
3194 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3197 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
3198 of mixind vector and scalar types.
3199 (fold_relational_const): Add handling of vector
3200 comparison with boolean result.
3201 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
3202 comparison of vector operands with boolean result for EQ/NE only.
3203 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
3204 (verify_gimple_cond): Likewise.
3205 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
3208 2016-01-18 Joseph Myers <joseph@codesourcery.com>
3210 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
3213 2016-01-18 Richard Biener <rguenther@suse.de>
3216 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
3218 2016-01-18 Tom de Vries <tom@codesourcery.com>
3220 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
3222 2016-01-18 Tom de Vries <tom@codesourcery.com>
3224 * omp-low.c (set_oacc_fn_attrib): Make extern.
3225 * omp-low.h (set_oacc_fn_attrib): Declare.
3226 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
3227 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
3228 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
3229 Add and handle function parameter oacc_kernels_p.
3230 (find_reduc_addr, get_omp_data_i_param): New function.
3231 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
3232 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
3233 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
3234 Calculate dominance info. Skip loops that are not in a kernels region
3235 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
3236 (pass_parallelize_loops::execute): Call parallelize_loops with
3237 oacc_kernels_p argument.
3238 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
3239 New member function.
3240 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
3241 * passes.def: Add argument to pass_parallelize_loops instantation.
3243 2016-01-18 Tom de Vries <tom@codesourcery.com>
3245 * tree-parloops.c (pass_parallelize_loops::execute): Allow
3246 pass_parallelize_loops to be run outside the loop pipeline.
3248 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3250 * tree-scalar-evolution.c (follow_copies_to_constant): New.
3251 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
3253 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3256 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
3257 using get_ref_base_and_extent.
3258 (equal_mem_array_ref_p): New.
3259 (hashable_expr_equal_p): Add call to previous.
3261 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3264 * tree-sra.c (disqualified_constants, constant_decl_p): New.
3265 (sra_initialize): Allocate disqualified_constants.
3266 (sra_deinitialize): Free disqualified_constants.
3267 (disqualify_candidate): Update disqualified_constants when appropriate.
3268 (create_access): Scan for constant-pool entries as we go along.
3269 (scalarizable_type_p): Add check against type_contains_placeholder_p.
3270 (maybe_add_sra_candidate): Allow constant-pool entries.
3271 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
3272 (initialize_constant_pool_replacements): New.
3273 (sra_modify_assign): Avoid mangling assignments created by previous,
3274 and don't generate writes into constant pool.
3275 (sra_modify_function_body): Call initialize_constant_pool_replacements.
3277 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3279 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
3281 (scalar_chain::convert_op): Likewise.
3282 * config/i386/i386.md (*andndi3_doubleword): New.
3284 2016-01-18 Richard Biener <rguenther@suse.de>
3286 PR tree-optimization/69170
3287 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
3288 building a vector from scalar results of a pattern stmt.
3290 2016-01-18 Jakub Jelinek <jakub@redhat.com>
3292 * haifa-sched.c (autopref_multipass_init): Work around
3293 -Wmaybe-uninitialized warning.
3295 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3297 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
3298 against the constant 0.
3300 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3302 PR tree-optimization/68799
3303 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
3304 look up phi candidates in the statement-candidate map.
3305 (phi_add_costs): Likewise.
3306 (record_phi_increments): Likewise.
3307 (phi_incr_cost): Likewise.
3308 (ncd_with_phi): Likewise.
3309 (all_phi_incrs_profitable): Likewise.
3311 2016-01-17 Jakub Jelinek <jakub@redhat.com>
3313 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
3314 -Wmaybe-uninitialized warning.
3316 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
3318 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3319 (Option Summary): Update to reflect new section and moved options.
3320 (C++ Dialect Options): Move -fvtable-verify and related options.
3321 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
3322 and profiling-related options.
3323 (Optimization Options): Move profile generation options and
3324 -fstack-protector and related options.
3325 (Instrumentation Options): New section incorporating moved options.
3326 (Code Generation Options): Move -finstrument-functions and
3327 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
3329 2016-01-16 Tom de Vries <tom@codesourcery.com>
3331 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
3333 2016-01-16 Tom de Vries <tom@codesourcery.com>
3335 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
3337 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
3339 * hash-table.h (hash_table::empty): Turn into an inline wrapper
3340 that checks whether the table is already empty. Rename the
3341 original implementation to...
3342 (hash_table::empty_slot): ...this new private function.
3344 2016-01-15 David Malcolm <dmalcolm@redhat.com>
3347 * diagnostic-show-locus.c (layout::print_source_line): Move x
3348 offset of line until after call to
3349 get_line_width_without_trailing_whitespace.
3351 2016-01-15 Jeff Law <law@redhat.com>
3353 PR tree-optimization/69270
3354 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
3355 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
3356 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
3357 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
3358 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3359 ssa_name_has_boolean_range and constant_boolean_node.
3361 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
3363 PR rtl-optimization/69030
3364 * lra-spills.c (remove_pseudos): Check nrefs and make the function
3366 (spill_pseudos): Delete debug insn for dead pseudo.
3367 (lra_spill): Initiate spill_hard_reg and slots memory separately.
3369 2016-01-15 Jiong Wang <jiong.wang@arm.com>
3371 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3373 (TYPES_UNOPUS): Likewise.
3374 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3375 builtin type, from UNOP to UNOPUS.
3376 (lbtruncuv4sf): Likewise.
3377 (lbtruncuv2df): Likewise.
3378 (lrounduv2sf): Likewise.
3379 (lrounduv4sf): Likewise.
3380 (lrounduv2df): Likewise.
3381 (lroundusf): Likewise.
3382 (lroundusf): Likewise.
3383 (lceiluv2sf): Likewise.
3384 (lceiluv4sf): Likewise.
3385 (lceiluv2df): Likewise.
3386 (lceilusf): Likewise.
3387 (lceiludf): Likewise.
3388 (lflooruv2sf): Likewise.
3389 (lflooruv4sf): Likewise.
3390 (lflooruv2df): Likewise.
3391 (lfloorusf): Likewise.
3392 (lfloorudf): Likewise.
3393 (lfrintnuv2sf): Likewise.
3394 (lfrintnuv4sf): Likewise.
3395 (lfrintnuv2df): Likewise.
3396 (lfrintnusf): Likewise.
3397 (lfrintnudf): Likewise.
3398 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3400 (vcvtq_u32_f32): Likewise.
3401 (vcvtq_u64_f64): Likewise.
3402 (vcvta_u32_f32): Likewise.
3403 (vcvtaq_u32_f32): Likewise.
3404 (vcvtaq_u64_f64): Likewise.
3405 (vcvtm_u32_f32): Likewise.
3406 (vcvtmq_u32_f32): Likewise.
3407 (vcvtmq_u64_f64): Likewise.
3408 (vcvtn_u32_f32): Likwise.
3409 (vcvtnq_u32_f32): Likewise.
3410 (vcvtnq_u64_f64): Likewise.
3411 (vcvtp_u32_f32): Likewise.
3412 (vcvtpq_u32_f32): Likewise.
3413 (vcvtpq_u64_f64): Likewise.
3414 (vcvtmd_u64_f64): Likewise.
3415 (vcvtms_u32_f32): Likewise.
3416 (vcvtad_u64_f64): Likewise.
3417 (vcvtas_u32_f32): Likewise.
3418 (vcvtnd_u64_f64): Likewise.
3419 (vcvtns_u32_f32): Likewise.
3420 (vcvtpd_u64_f64): Likewise.
3421 (vcvtps_u32_f32): Likewise.
3423 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3425 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3426 CSEL of zero_extended registers.
3428 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3430 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3431 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3433 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3435 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3436 false when argument string is not found in the attributes table
3439 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3442 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3443 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3444 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3447 2016-01-15 Richard Biener <rguenther@suse.de>
3449 PR tree-optimization/66856
3450 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3451 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3452 (vect_create_new_slp_node): Increment stmt reference count.
3453 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3454 an SLP tree before swapping operands.
3455 (vect_build_slp_tree): Likewise.
3456 (destroy_bb_vec_info): Free stmt info after SLP instances.
3457 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3458 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3459 (STMT_VINFO_NUM_SLP_USES): New macro.
3461 2016-01-15 Richard Biener <rguenther@suse.de>
3464 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3465 (add_linkage_name): ... here.
3466 (gen_typedef_die): Use add_linkage_name_raw instead of
3467 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3470 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3472 * gimplify.c (oacc_default_clause): Decode reference and pointer
3473 types for both kernels and parallel regions.
3475 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3478 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3480 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3482 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3483 (convert_scalars_to_vector): Likewise.
3485 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3487 * doc/extend.texi (Type Traits): Fix grammar.
3489 2016-01-15 Martin Jambor <mjambor@suse.cz>
3491 * tree-inline.c (remap_decl): Use existing dclarations if
3492 remapping a type and prevent_decl_creation_for_types.
3493 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3494 decls first. Do real remapping with
3495 prevent_decl_creation_for_types set.
3496 * tree-inline.h (copy_body_data): New field
3497 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3500 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3502 * config/s390/s390.opt (mmvcle): More verbose help text.
3504 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3506 * config/s390/s390.opt: Add period to -mzvector option text.
3508 2016-01-15 Richard Biener <rguenther@suse.de>
3510 PR tree-optimization/68961
3511 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3512 of invariants in stores again.
3514 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3516 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3518 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3520 * config/i386/i386.c (ix86_expand_branch): Don't split
3521 DI mode xor instruction to SI mode.
3523 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3526 * ipa-icf.c (sem_function::merge): Virtual functions may become
3527 reachable even if they address is not taken and there are no
3530 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3532 * lto-streamer-out.c (subtract_estimated_size): New function.
3533 (get_symbol_initial_value): Use it.
3535 2016-01-15 Christian Bruel <christian.bruel@st.com>
3538 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3539 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3540 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3541 use add_builtin_function_ext_scope instead of add_builtin_function.
3542 (neon_set_p, neon_crypto_set_p): Remove.
3543 (arm_init_builtins): Always call arm_init_neon_builtins and
3544 arm_init_crypto_builtins.
3545 (arm_expand_builtin): Check that builtins are allowed for the arch.
3546 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3547 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3548 arm_init_neon_builtins call.
3550 2016-01-15 Richard Biener <rguenther@suse.de>
3552 PR tree-optimization/69117
3553 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3554 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3555 of the leader conservatively.
3556 (free_scc_vn): Restore original SSA name infos.
3558 2016-01-14 Jeff Law <law@redhat.com>
3560 PR tree-optimization/69270
3561 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3562 single bit of precision, verify it's also unsigned.
3563 (record_edge_info): Use constant_boolean_node rather than fold_convert
3564 to convert boolean_true/boolean_false to the right type.
3566 2016-01-14 Richard Henderson <rth@redhat.com>
3569 * loop-doloop.c (record_reg_sets): New.
3570 (doloop_optimize): Reject the transform if the sequence
3571 clobbers registers live at the end of the loop block.
3572 (doloop_optimize_loops): Enable df_live if needed.
3574 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3576 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3577 * gcc/config/rs6000/rs6000.c: Likewise.
3578 * gcc/config/rs6000/rs6000.h: Likewise.
3579 * gcc/config/rs6000/rs6000.md: Likewise.
3580 * gcc/doc/extend.texi: Likewsie.
3582 2016-01-14 Jeff Law <law@redhat.com>
3584 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3587 2016-01-14 Richard Henderson <rth@redhat.com>
3591 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3592 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3593 instead of builtin_decl_declared_p to test for declaration.
3595 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3597 * doc/loop.texi (Loop Analysis and Representation): Document
3598 loop_depth function.
3600 2016-01-14 Tom de Vries <tom@codesourcery.com>
3602 PR tree-optimization/68773
3603 * omp-low.c (expand_omp_target): Don't set force_output.
3604 * varpool.c (varpool_node::get_create): Same.
3605 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3606 offload_funcs with force_output.
3608 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3611 * lra-eliminations.c (move_plus_up): Don't change anything if either
3612 the outer or inner subreg mode is not MODE_INT.
3613 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3614 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3616 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3618 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3619 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3620 reduc_uplus_@var{m}): Remove.
3621 * expr.c (expand_expr_real_2): Remove expansion path for
3622 reduc_[us](min|max|plus) optabs.
3623 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3624 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3625 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3626 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3627 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3628 reduc_[us](min|max|plus) optabs.
3630 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3632 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3633 (reduc_plus_scal_v2sf): New.
3634 (reduc_smax_v2sf): Rename to...
3635 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3636 (reduc_smin_v2sf): Rename to...
3637 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3639 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3641 * alias.c (compare_base_symbol_refs): New function.
3642 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3645 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3648 PR tree-optimization/69155
3649 * tree-complex.c: Include cfganal.h.
3650 (phis_to_revisit): New variable.
3651 (extract_component): Add phiarg_p argument. Assert that returned
3652 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3653 (update_phi_components): Partly rewrite to use loop over real/imag
3654 components instead of code duplication. If extract_component returns
3655 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3656 create_tmp_reg into the PHI node instead, and mention the phi triplet
3658 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3659 in phis_to_revisit at the end.
3661 2016-01-14 Richard Biener <rguenther@suse.de>
3663 PR tree-optimization/68060
3664 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3665 outer loop reduction is only used in the inner loop before
3666 detecting a double reduction.
3668 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3671 * combine.c (expand_field_assignment): Punt if compute_mode is
3672 unsupported scalar mode.
3674 2016-01-14 Richard Biener <rguenther@suse.de>
3676 PR tree-optimization/66856
3677 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3678 SLP node only if it built successfully.
3679 (vect_analyze_slp_instance): Adjust.
3681 2016-01-14 Jeff Law <law@redhat.com>
3683 PR tree-optimization/69270
3684 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3685 (record_edge_info): Use it. Convert boolean_{true,false}_node
3688 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3691 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3692 use block_ultimate_origin
3693 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3695 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3697 * doc/invoke.texi (Submodel Options): Rename section to
3698 "Machine-Dependent Options" to better reflect its content.
3699 Rewrite introductory text to remove archaic CPU names.
3702 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3704 * doc/invoke.texi (Code Gen Options): Move section up in file,
3705 before target-specific options. Update menu and option summary
3706 to reflect the new section ordering.
3708 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3710 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3711 (C++ Dialect Options): Add cross-reference to -std option.
3712 * doc/standards.texi (C++ Language): Document C++14 support.
3714 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3716 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3717 for pack/unpack functions for __ibm128.
3718 (PACK_IF): Likewise.
3719 (UNPACK_IF): Likewise.
3721 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3722 support for __ibm128 pack/unpack functions.
3723 (rs6000_invalid_builtin): Likewise.
3724 (rs6000_init_builtins): Likewise.
3725 (rs6000_opt_masks): Likewise.
3727 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3728 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3730 (RS6000_BTM_COMMON): Likewise.
3732 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3733 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3734 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3735 128-bit floating point. Add support for the double values to be
3736 in Altivec registers for TF/IF packing and unpacking, but restrict
3737 TD packing sub-fields to be FPR registers. Don't allow overlapped
3738 register support for packing. Allow pack inputs to be memory
3739 locations. Don't build generator functions for unpack<mode>_dm
3740 and unpack<mode>_nodm.
3741 (unpack<mode>_dm): Likewise.
3742 (unpack<mode>_nodm): Likewise.
3743 (pack<mode>): Likewise.
3745 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3746 built-in functions to pack/unpack explicit __ibm128 values.
3747 (__builtin_unpack_ibm128): Likewise.
3749 * doc/extend.texi (PowerPC Built-in Functions): Document
3750 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3752 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3755 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3756 Add new arg loc and pass it down as context.
3757 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3758 to the location to use for the warning.
3759 (check_function_arguments): New arg loc. All callers changed. Pass
3760 it to check_function_nonnull.
3761 * c-common.h (check_function_arguments): Adjust declaration.
3763 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3765 PR tree-optimization/69156
3766 * gimple.c (validate_type): Removed.
3767 (gimple_builtin_call_types_compatible_p): Use
3768 useless_type_conversion_p instead of validate_type.
3769 * value-prof.c (gimple_stringop_fixed_value): Fold
3770 icall_size to correct type.
3772 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3774 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3777 2016-01-13 Richard Henderson <rth@redhat.com>
3780 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3781 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3782 (ix86_builtin_tm_store): Remove.
3783 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3784 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3785 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3786 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3787 * doc/tm.texi: Rebuild.
3789 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3790 (BUILT_IN_TM_MEMCPY_RTWN): New.
3791 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3792 fallback from vector to integer helpers.
3793 (build_tm_load): Handle vector types directly, instead of
3795 (build_tm_store): Likewise.
3796 (expand_assign_tm): Prepare for register types not handled by
3797 the above. Copy them to memory and use memcpy.
3798 * tree.c (tm_define_builtin): New.
3799 (find_tm_vector_type): New.
3800 (build_tm_vector_builtins): New.
3801 (build_common_builtin_nodes): Call it.
3803 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3806 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3808 2016-01-13 Tom de Vries <tom@codesourcery.com>
3810 PR tree-optimization/69169
3811 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3812 handled_struct_type param.
3813 (create_variable_info_for, intra_create_variable_infos): Call
3814 create_variable_info_for_1 with extra arg.
3816 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3818 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3819 and "armv8.1-a+crc" entries.
3821 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3824 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3825 Change first operand predicate from register_or_constm1_operand
3826 to register_operand.
3827 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3828 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3829 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3830 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3831 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3832 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3833 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3834 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3835 comparison with constm1_rtx from vec_prefetch_gen part.
3837 2016-01-13 Richard Biener <rguenther@suse.de>
3839 PR tree-optimization/69013
3840 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3841 Exchange assert for a test.
3843 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3846 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3848 2016-01-13 Richard Biener <rguenther@suse.de>
3850 PR tree-optimization/69242
3851 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3852 assert with a check.
3854 2016-01-13 Richard Biener <rguenther@suse.de>
3856 PR tree-optimization/69186
3857 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3858 Properly guard vect_update_misalignment_for_peel call.
3860 2016-01-12 Jeff Law <law@redhat.com>
3862 PR tree-optimization/pr67755
3863 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3864 "need_profile_correction".
3865 (thread_block_1): Initialize new field to false by default. If we
3866 have multiple thread paths through a common joiner to different
3867 final targets, then set new field to true.
3868 (compute_path_counts): Only do count adjustment when it's really
3871 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3873 * doc/invoke.texi (Spec Files): Move section down in file, past
3874 all command-line option descriptions.
3876 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3879 * doc/gty.texi: Remove documentation of mark_hook.
3880 * gengtype.c (struct write_types_data): Remove code to support
3881 mark_hook attribute.
3882 (walk_type): Likewise.
3883 (write_func_for_structure): Likewise.
3885 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3887 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
3888 Directory Options, and -specs= to Overall Options.
3889 (Overall Options): Adjust similarly. Reorder to group related
3890 options together. Make -specs= cross-reference the spec file details.
3891 (Directory Options): Adjust similarly.
3893 2016-01-12 Jeff Law <law@redhat.com>
3895 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
3897 2016-01-12 Olivier Hainque <hainque@adacore.com>
3899 * gcc.c (spec_undefvar_allowed): New global.
3900 (process_command): Set to true when running for --version or --help,
3902 (getenv_spec_function): When the variable is not defined, use the
3903 variable name as the variable value if we're allowed not to issue
3906 2016-01-12 Bin Cheng <bin.cheng@arm.com>
3908 PR tree-optimization/68911
3909 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
3910 information computed for expression "init + nit * step".
3912 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3914 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
3915 about name of GCC executable. Remove deleted node from menu.
3916 (Directory Options) <-B>: Remove cross-reference to deleted node.
3917 (Target Options): Delete section.
3919 2016-01-12 Christian Bruel <christian.bruel@st.com>
3922 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
3923 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
3925 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3928 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
3929 aligned_mem is properly set for AVX512-VL floating point masked
3933 * ifcvt.c (cond_exec_process_if_block): When removing the last
3934 insn from then_bb, remove also any possible barriers that follow it.
3936 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
3940 * config/i386/iamcu.h (SIZE_TYPE): New macro.
3941 (PTRDIFF_TYPE): Likewise.
3942 (WCHAR_TYPE): Likewise.
3943 (WCHAR_TYPE_SIZE): Likewise.
3944 (STDINT_LONG32): Likewise.
3946 2016-01-12 Richard Biener <rguenther@suse.de>
3948 PR tree-optimization/69053
3949 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
3950 convert initial value for cond reductions.
3952 2016-01-12 Richard Biener <rguenther@suse.de>
3954 PR tree-optimization/69007
3955 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
3956 widen_sum after dot_prod and sad.
3958 2016-01-12 Richard Biener <rguenther@suse.de>
3960 PR tree-optimization/69168
3961 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
3962 pattern stmt SLP type.
3963 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
3964 end up unused so cope with that case.
3966 2016-01-12 Richard Biener <rguenther@suse.de>
3968 PR tree-optimization/69157
3969 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3970 stmts def type only during analyze phase.
3971 (vectorizable_call): Likewise.
3972 (vectorizable_simd_clone_call): Likewise.
3973 (vectorizable_conversion): Likewise.
3974 (vectorizable_assignment): Likewise.
3975 (vectorizable_shift): Likewise.
3976 (vectorizable_operation): Likewise.
3977 (vectorizable_store): Likewise.
3978 (vectorizable_load): Likewise.
3980 2016-01-12 Richard Biener <rguenther@suse.de>
3982 PR tree-optimization/69174
3983 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3985 (vectorizable_load): Properly compute the number of loads needed
3986 for permuted strided SLP loads and do not spuriously assign
3987 to SLP_TREE_VEC_STMTS.
3989 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
3991 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3992 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3993 (MD_EXEC_PREFIX): Remove.
3994 (MD_STARTFILE_PREFIX) Removee.
3995 (FILE_NAME_ABSOLUTE_P): Remove.
3996 (CPP_SPEC): Do not read macros from sys/version.h.
3997 (LINK_COMMAND_SPEC): Remove.
3998 (LOCAL_INCLUDE_DIR): Remove.
3999 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
4000 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
4001 (POST_LINK_SPEC): Define to invoke stubify after linker
4002 (LIBSTDCXX): Remove define
4003 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
4004 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
4005 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
4006 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
4007 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
4008 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
4009 (i386_djgpp_asm_named_section): Add propotype of new procedure
4011 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
4012 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
4013 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
4014 in config/i386/djgpp.h).
4015 (STANDARD_STARTFILE_PREFIX_2): Define identical to
4016 STANDARD_STARTFILE_PREFIX_1.
4017 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
4018 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
4019 installation errors.
4020 (MAX_OFILE_ALIGNMENT): Define to 128.
4021 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
4023 * config/i386/djgpp.c: New file. Add implementation of
4024 i386_djgpp_asm_named_section.
4026 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
4028 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
4029 Add rule for building djgpp.o.
4031 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4033 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
4034 (rtx_is_swappable_p): Reductions are swappable.
4035 (insn_is_swappable_p): V2DF reductions are swappable.
4037 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
4039 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
4040 reloads for other unsupported memory operands.
4042 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4043 Jim Wilson <jim.wilson@linaro.org>
4046 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
4047 copy_to_mode_reg instead of force_reg.
4049 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4052 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
4053 TARGET_80387 is true.
4055 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4058 * lra-eliminations.c (move_plus_up): Only move plus up
4059 if subreg of the constant can be simplified into constant
4060 and use the simplified subreg of the constant instead of
4061 the original constant.
4063 * fold-const.c (fold_convertible_p): Don't return true
4064 for conversion of VECTOR_TYPE to same sized integral type.
4065 (fold_convert_loc): Fix up formatting. Fold conversion of
4066 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
4067 instead of NOP_EXPR.
4069 PR tree-optimization/69214
4070 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
4071 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
4074 PR tree-optimization/69207
4075 * tree-vect-slp.c (vect_get_constant_vectors): For
4076 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
4077 fold_convertible_p to vector_type's element type, and always
4078 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
4080 2016-01-11 Richard Biener <rguenther@suse.de>
4082 PR tree-optimization/69173
4083 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
4084 fixup the cycle if all stmts are in a pattern.
4086 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
4089 * alias.c (base_alias_check): Move check for addresses with
4090 alignment ANDs before the call for compare_base_decls.
4091 (memrefs_conflict_p): Return -1 for different decls
4092 that went through alignment adjustments.
4094 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4096 PR rtl-optimization/68796
4097 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
4098 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
4099 and QImode comparisons against zero with CC_NZmode.
4100 * config/aarch64/iterators.md (short_mask): New mode_attr.
4102 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4104 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
4105 (<avx512>_store<mode>_mask): Likewise.
4107 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
4108 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4110 PR rtl-optimization/68841
4111 * ifcvt.c (struct noce_if_info): Add orig_x field.
4112 (bbs_ok_for_cmove_arith): Add to_rename parameter.
4113 Don't record conflicts on to_rename if it's present.
4114 Allow memory destinations in sets.
4115 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
4116 blocks, passing orig_x to the checks.
4117 (noce_process_if_block): Set if_info->orig_x appropriately.
4119 2016-01-11 Tom de Vries <tom@codesourcery.com>
4121 PR tree-optimization/69069
4122 * tree-parloops.c (create_parallel_loop): Add missing phi args.
4124 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
4126 PR rtl-optimization/68920
4127 * config/i386/i386.c (ix86_option_override_internal): Restrict number
4128 of conditional moves for RTL if-conversion to 1 for
4129 TARGET_ONE_IF_CONV_INSN.
4130 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
4131 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
4132 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
4133 parameter to restirct number of conditional moves for
4135 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
4136 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
4139 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
4142 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
4143 onepart vars. Fix typo in comment. Fix reversed condition in
4145 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
4148 * var-tracking.c (dump_onepart_variable_differences): New.
4149 (dataflow_set_different): If a detailed dump is requested,
4150 delay early returns and dump differences between onepart
4151 variables present before and after, and added variables.
4153 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
4156 * expr.c (expand_expr_real_1): For boolean vector constants
4157 with a scalar mode use const_scalar_mask_from_tree.
4158 (const_scalar_mask_from_tree): New.
4159 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
4160 assigned to a mask type to handle constants.
4162 2016-01-11 Martin Jambor <mjambor@suse.cz>
4165 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
4166 useless parameters if we cannot change function signature.
4168 2016-01-11 Martin Jambor <mjambor@suse.cz>
4171 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
4174 2016-01-11 Tom de Vries <tom@codesourcery.com>
4176 PR tree-optimization/69109
4177 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
4180 2016-01-11 Tom de Vries <tom@codesourcery.com>
4182 PR tree-optimization/69108
4183 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
4184 res is not used in a phi.
4186 2016-01-11 Yury Gribov <y.gribov@samsung.com>
4189 * common.opt (frandom-seed): Fix parameter name.
4190 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
4192 2016-01-11 Tom de Vries <tom@codesourcery.com>
4194 PR tree-optimization/69058
4195 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
4198 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
4200 * config/arc/arc.opt (mdiv-rem): Add period to the end.
4201 (mcode-density): Likewise.
4203 2016-01-10 Tom de Vries <tom@codesourcery.com>
4205 PR tree-optimization/69062
4206 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
4207 (parallelize_loops): Don't paralelize loop that has phi with address
4210 2016-01-10 Tom de Vries <tom@codesourcery.com>
4212 PR tree-optimization/69039
4213 * tree-parloops.c (try_create_reduction_list): Only allow single exit
4216 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
4219 * match.pd: Require target has function_c99_misc before doing
4220 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
4222 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
4224 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
4226 * configure: Regenerate.
4228 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4231 PR tree-optimization/69097
4232 * fold-const.h (expr_not_equal_to): New prototype.
4233 * fold-const.c: Include stringpool.h and tree-ssanames.h.
4234 (expr_not_equal_to): New function.
4235 * match.pd (X % -Y is the same as X % Y): Don't optimize
4236 unless X is known not to be equal to minimum or Y is known
4237 not to be equal to -1.
4238 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
4239 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
4240 (simplify_stmt_using_ranges): Adjust caller.
4241 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
4242 substitute_and_fold.
4244 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
4246 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
4249 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4251 PR tree-optimization/69167
4252 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
4253 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
4255 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
4257 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4258 Richard Biener <rguenther@suse.de>
4260 PR tree-optimization/68707
4261 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
4262 instances that can be handled via vect_load_lanes.
4264 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
4266 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
4267 if we can't determine address equivalence.
4268 * alias.c (compare_base_decl): Update for changed return value of
4269 symtab_node::equal_address_to.
4271 2016-01-08 Jason Merrill <jason@redhat.com>
4275 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
4276 * expr.c (store_field): Not here.
4277 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
4278 call with TREE_ADDRESSABLE type.
4279 * tree-cfg.c (verify_gimple_call): Adjust.
4281 2016-01-08 Olivier Hainque <hainque@adacore.com>
4283 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
4286 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4288 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
4289 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
4290 (reduc_smin_v2sf): Rename to...
4291 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
4292 (reduc_splus_v2sf): Rename to...
4293 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
4295 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4297 PR tree-optimization/69162
4298 * gimplify.c (gimplify_va_arg_expr): Encode original type of
4299 valist argument in another argument.
4300 (gimplify_modify_expr): Adjust for the above change. Cleanup.
4301 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
4302 to determine the va_list type, build a MEM_REF instead of
4303 build_fold_indirect_ref.
4305 PR tree-optimization/69172
4306 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
4309 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
4311 PR tree-optimization/67781
4312 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4313 and cmpnop in two steps: first the ones not accessed in original
4314 gimple expression in a endian independent way and then the ones not
4315 accessed in the final result in an endian-specific way.
4317 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4319 PR tree-optimization/69083
4320 * tree-vect-slp.c (vect_get_constant_vectors): For
4321 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
4322 element type. If op is fold_convertible_p to vector_type's element
4323 type, use NOP_EXPR instead of VCE.
4325 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
4327 PR rtl-optimization/67778
4328 PR rtl-optimization/68634
4329 PR rtl-optimization/68909
4330 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
4331 block from the stack until done with it. Remove a superfluous
4332 bitmap set. Remove a superfluous bitmap test.
4334 2016-01-07 Martin Sebor <msebor@redhat.com>
4337 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
4338 constraint on the type of arguments.
4340 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
4342 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
4343 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
4344 unaligned_access on the gcc_options set.
4345 * config/arm/arm.c (arm_option_override_internal): Use
4346 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
4348 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4351 * config/i386/i386.c (ix86_frame_pointer_required): Enable
4352 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
4354 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4357 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4360 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4361 depending on frame_pointer_needed before remaining integer and SSE
4362 registers are saved.
4364 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
4367 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4369 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
4372 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4373 Use the "xBm" constraint.
4374 (float<sseintvecmodelower><mode>2<mask_name><round_name):
4376 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4377 (sse_cvtsi2ssq<round_name>): Likewise.
4378 (sse_cvtss2si<round_name>): Likewise.
4379 (sse_cvtss2siq<round_name>): Likewise.
4380 (sse2_cvtsi2sdq<round_name>): Likewise.
4381 (sse2_cvtsd2si<round_name>): Likewise.
4382 (sse2_cvtsd2siq<round_name>): Likewise.
4383 * config/i386/subst.md (round_nimm_scalar_predicate): New
4386 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
4389 * varasm.c (make_decl_rtl): Mark invalid register vars as
4392 PR rtl-optimization/66206
4393 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4394 All callers changed.
4396 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4398 PR tree-optimization/69141
4399 * tree-ssa-pre.c: Include langhooks.h.
4400 (eliminate_dom_walker::before_dom_children): Use
4401 lang_hooks.decl_printable_name instead of
4402 cgraph_node::get ()->name ().
4405 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4406 it and DECL_ALIGN too.
4408 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4410 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4412 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4416 depending on frame_pointer_needed before remaining integer and SSE
4417 registers are saved.
4419 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4421 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4422 mode iterator with VSX_M2.
4423 (*p9_vecstore_<mode>): Likewise.
4424 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4425 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4426 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4427 (define_split for VSX_LE128 stores): Likewise.
4428 (define_peephole2 for TImode LE swaps): Likewise.
4429 (define_split for VSX_LE128 post-reload stores): Likewise.
4431 2016-01-06 Marek Polacek <polacek@redhat.com>
4434 * convert.c (convert_to_integer_1): Adjust call to
4435 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4436 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4437 EXPR instead of ARG.
4438 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4440 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4443 * doc/extend.texi (RL78 Variable Attributes): New section.
4445 2016-01-05 Marek Polacek <polacek@redhat.com>
4448 * builtins.c (get_memmodel): Use expansion point location rather than
4449 the input location. Call warning_at rather than warning.
4450 (expand_builtin_atomic_compare_exchange): Likewise.
4451 (expand_builtin_atomic_load): Likewise.
4452 (expand_builtin_atomic_store): Likewise.
4453 (expand_builtin_atomic_clear): Likewise.
4455 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4458 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4459 Replace nonimmediate_operand with vector_operand.
4460 * config/i386/predicates.md (vector_operand): New predicate.
4461 (general_vector_operand): Replace nonimmediate_operand with
4463 * config/i386/sse.md: Replace nonimmediate_operand with
4464 vector_operand and m constraint with Bm constraint on SSE
4465 patterns with 16-byte memory operand.
4466 * config/i386/subst.md (round_nimm_predicate): Replace
4467 nonimmediate_operand with vector_operand.
4468 (round_saeonly_nimm_predicate): Likewise.
4469 (round_saeonly_nimm_scalar_predicate): New.
4471 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/i386/constraints.md (Bm): New constraint.
4475 * config/i386/predicates.md (vector_memory_operand): New
4477 * config/i386/sse.md: Replace xm with xBm in plusminus and
4480 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4483 * doc/extend.texi (V850 Function Attributes): New section.
4484 (V850 Variable Attributes): New section.
4486 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4489 * doc/extend.texi (MicroBlaze Function Attributes): Document
4490 interrupt_handler and fast_interrupt attributes.
4492 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4495 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4496 for local symbolic operands.
4497 * config/ia64/predicates.md (local_symbolic_operand64): New
4500 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4502 PR rtl-optimization/68651
4503 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4506 2016-01-05 Nathan Sidwell <nathan@acm.org>
4508 * alias.c (compare_base_decls): Use symtab_node::get.
4510 2016-01-05 Nick Clifton <nickc@redhat.com>
4513 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4514 secondary_reload_info structure.
4517 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4518 decls if weak support is available.
4520 2016-01-04 Martin Sebor <msebor@redhat.com>
4522 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4524 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4526 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4527 OPTION_MASK_P9_DFORM.
4529 * config/rs6000/constraints.md (wo constraint): New constraint for
4532 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4534 (rs6000_init_hard_regno_mode_ok): Likewise.
4536 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4539 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4540 expanders not to have constraints. Add support for ISA 3.0 xxperm
4541 instruction. Add support for fusing xxlor with xxperm.
4542 (altivec_vperm_<mode>_internal): Likewise.
4543 (altivec_vperm_v8hiv16qi): Likewise.
4544 (altivec_vperm_<mode>v16q): Likewise.
4545 (altivec_vperm_<mode>_uns): Likewise.
4546 (vperm_v8hiv4si): Likewise.
4547 (vperm_v16qiv8hi): Likewise.
4549 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4551 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4553 Update copyright years.
4555 * gcc.c (process_command): Update copyright notice dates.
4556 * gcov-dump.c (print_version): Ditto.
4557 * gcov.c (print_version): Ditto.
4558 * gcov-tool.c (print_version): Ditto.
4559 * gengtype.c (create_file): Ditto.
4560 * doc/cpp.texi: Bump @copying's copyright year.
4561 * doc/cppinternals.texi: Ditto.
4562 * doc/gcc.texi: Ditto.
4563 * doc/gccint.texi: Ditto.
4564 * doc/gcov.texi: Ditto.
4565 * doc/install.texi: Ditto.
4566 * doc/invoke.texi: Ditto.
4568 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4570 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4571 modes larger than TImode as TImode if NEON is not enabled.
4573 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4576 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4577 mode for %f0-%f31 only if TARGET_FPU.
4579 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4582 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4583 to compute the PACKED_P predicate.
4584 (function_arg_record_value): Minor tweaks.
4586 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4588 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4589 option for arm*-*-* targets.
4591 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4593 * doc/extend.texi (Common Function Attributes): Move docs for
4594 MSP430-specific attributes to....
4595 (MSP430 Function Attributes): ...here. Delete the redundant
4596 entries and copy-edit the remaining text.
4597 (MSP430 Variable Attributes): Use uniform format for index
4598 entries and add a cross-reference to the corresponding function
4601 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4603 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4605 (x86 Options): Likewise.
4607 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4611 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4612 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4613 to corresponding attribute.
4615 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4617 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4618 to correct alphabetization of table. Copy-edit and correct
4620 <stack_protect>: Likewise.
4621 <target_clones>: Likewise.
4623 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4624 Correct punctuation.
4625 (Code Gen Options) <-fno-plt>: Copy-edit.
4627 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4630 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4631 SI values. Explicitly convert SI to DI and vice-versa.
4633 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4635 PR tree-optimization/69070
4636 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4637 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4640 * ubsan.c (ubsan_instrument_float_cast): Call
4641 initialize_sanitizer_builtins.
4644 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4646 Copyright (C) 2016 Free Software Foundation, Inc.
4648 Copying and distribution of this file, with or without modification,
4649 are permitted in any medium without royalty provided the copyright
4650 notice and this notice are preserved.