1 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
3 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4 (parallelize_loops): In OpenACC kernels mode, set n_threads to
6 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
10 2016-02-23 Richard Biener <rguenther@suse.de>
12 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13 * bitmap.h (struct bitmap_usage): Likewise.
14 (bitmap_move): Declare.
15 * bitmap.c (register_overhead): Take size_t argument.
16 (bitmap_move): New function.
17 * df-problems.c (df_rd_transfer_function): Use bitmap_move
18 to properly account overhead.
19 * tree.c (free_node): Use tree_size.
21 2016-02-23 Jakub Jelinek <jakub@redhat.com>
24 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
25 when inverting comparison.
28 * common.opt (Wunreachable-code): Add Warning flag.
30 2016-02-23 Mark Wielaard <mjw@redhat.com>
31 Jakub Jelinek <jakub@redhat.com>
34 * cgraphunit.c (check_global_declaration): Check main_input_filename
35 and DECL_SOURCE_FILE are not NULL.
37 2016-02-23 Martin Jambor <mjambor@suse.cz>
39 PR tree-optimization/69666
40 * tree-sra.c (sra_modify_assign): Do not attempt to create
41 default_def replacements for unscalarizable regions.
43 2016-02-20 Mark Wielaard <mjw@redhat.com>
46 * cgraphunit.c (check_global_declaration): Check level of
47 warn_unused_const_variable and main_input_filename.
48 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
49 (-Wunused-variable): For C implies -Wunused-const-variable=1.
50 (-Wunused-const-variable): Explain levels 1 and 2.
52 2016-02-22 Jakub Jelinek <jakub@redhat.com>
55 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
56 identical arguments. Formatting and spelling fixes.
59 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
64 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
66 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
67 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
69 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
71 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
74 2016-02-22 Richard Biener <rguenther@suse.de>
76 PR tree-optimization/69882
77 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
78 preserve permutations present because of gaps.
79 (vect_supported_load_permutation_p): Always continue checking
80 permutations after vect_attempt_slp_rearrange_stmts.
82 2016-02-22 Bin Cheng <bin.cheng@arm.com>
84 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
85 min_profitable_estimate, rather than min_profitable_iters.
87 2016-02-22 Jakub Jelinek <jakub@redhat.com>
90 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
91 SImode for last match_operand.
93 2016-02-22 Martin Liska <mliska@suse.cz>
95 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
96 return bitsize - 1 as the return value.
98 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
102 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
103 Handle negative shift counts.
104 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
105 force_reg on the shift constant.
106 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
107 (lshrsi3_d): Handle negative shift counts.
109 2016-02-22 Richard Biener <rguenther@suse.de>
110 Tom de Vries <tom@codesourcery.com>
112 * graph.c: Include dumpfile.h.
113 (print_graph_cfg): Split into three overloads.
114 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
116 2016-02-22 Tom de Vries <tom@codesourcery.com>
118 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
121 2016-02-22 Richard Biener <rguenther@suse.de>
124 * ipa-inline-transform.c (inline_call): When not updating
125 overall summaries adjust self size by the growth estimate.
126 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
127 hash-set, do not update overall summaries here. Renamed from ...
128 (inline_to_all_callers): ... this which is now wrapping the
129 above and performing delayed overall summary update.
130 (early_inline_small_functions): Delay updating of the overall
133 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
135 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
138 2016-02-19 Jakub Jelinek <jakub@redhat.com>
141 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
142 :%* in %:gt() argument.
143 (greater_than_spec_func): Adjust for expecting only numbers,
144 if there are more than two numbers, compare the last two.
146 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
148 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
149 -Wnarrowing with -std.
151 2016-02-19 Jakub Jelinek <jakub@redhat.com>
154 * expr.c (store_field): Don't use bit-field path if exp is
155 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
156 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
157 and the assignment can be performed by bitwise copy. Formatting
161 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
162 call copy_reg_eh_region_note_forward on before and/or after sequences
163 and remove note from insn if it no longer can throw.
166 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
169 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
171 * config/s390/vector.md: Add missing commutative operand markers
172 to the patterns which qualify for one.
173 * config/s390/vx-builtins.md: Likewise.
175 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
177 * config/s390/vector.md (VI, VI_QHS): Add single element vector
178 types to mode iterators.
179 (vec_double): ... and mode attribute.
180 * config/s390/vx-builtins.md (non_vec_int): Likewise.
182 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
184 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
185 Change the predicate of op2 from nonimmediate to general and let
186 reload fix it if necessary.
188 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
190 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
192 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
194 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
197 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
199 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
200 * config/s390/s390.c (s390_expand_vec_movstr): New function.
201 * config/s390/s390.md ("movstr<P:mode>"): Call
202 s390_expand_vec_movstr.
204 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
206 * config/s390/s390.md: Add missing output modifier for operand 1
207 to print it as address properly.
209 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
211 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
212 * config/s390/2964.md: New file.
213 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
214 of insn grouping attributes depending on the CPU level.
215 (s390_get_unit_mask): New function.
216 (s390_sched_score): Remove the OOO from the scheduling macros.
217 Add loop to calculate a score for the instruction mix.
218 (s390_sched_reorder): Likewise plus improve debug output.
219 (s390_sched_variable_issue): Rename macros as above. Calculate
220 the unit distances after actually scheduling an insn. Improve
222 (s390_sched_init): Clear last_scheduled_unit_distance array.
223 * config/s390/s390.md: Include 2964.md.
225 2016-02-18 Jakub Jelinek <jakub@redhat.com>
228 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
229 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
230 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
231 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
232 *avx512f_<code>v8div16qi2_mask_1): New insns.
234 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
237 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
240 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
241 earlyclobber from target. Use wF constraint for fused memory
243 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
245 2016-02-18 Jakub Jelinek <jakub@redhat.com>
246 Martin Liska <mliska@suse.cz>
249 * cfgexpand.c (asan_sanitize_stack_p): New function.
250 (partition_stack_vars): Use the function.
251 (expand_stack_vars): Likewise.
252 (defer_stack_allocation): Likewise.
253 (expand_used_vars): Likewise.
255 2016-02-18 Richard Biener <rguenther@suse.de>
258 * fold-const.c (operand_equal_p): Properly compare offsets for
259 IMAGPART_EXPR and ARRAY_REF.
261 2016-02-18 Nick Clifton <nickc@redhat.com>
265 * config/arm/arm.c (arm_option_override_internal): Disable
266 interworking if the target does not support thumb instructions.
267 (arm_reload_in_hi): Handle the case where a register to register
268 move needs reloading because there is no simple pattern to handle
270 (arm_reload_out_hi): Likewise.
272 2016-02-18 Richard Biener <rguenther@suse.de>
275 * match.pd: Don't use fold_binary or fold_unary for folding
278 2016-02-17 Jakub Jelinek <jakub@redhat.com>
281 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
282 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
283 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
284 warn on gimple_no_warning_p statements.
286 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
288 * doc/extend.texi (C++ Attributes): Correct description of
289 warn_unused type attribute.
291 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
293 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
296 2016-02-17 Richard Biener <rguenther@suse.de>
298 PR rtl-optimization/69609
299 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
300 (find_traces_1_round): When ending a trace update cached priority
302 (bb_to_key): Use cached priority when available.
303 (copy_bb): Initialize cached priority.
304 (reorder_basic_blocks_software_trace_cache): Likewise.
306 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
309 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
311 (aarch64_comparison_operator): Break overly long line into two.
312 (aarch64_comparison_operation): Likewise.
313 * config/aarch64/aarch64.md (cstorecc4): Use
314 aarch64_comparison_operator_mode instead of
315 aarch64_comparison_operator.
316 (cstore<mode>4): Likewise.
317 (aarch64_cstore<mode>): Likewise.
318 (*cstoresi_insn_uxtw): Likewise.
319 (cstore<mode>_neg): Likewise.
320 (*cstoresi_neg_uxtw): Likewise.
322 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
325 * config/arm/predicates.md (arm_comparison_operator_mode):
327 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
328 instead of arm_comparison_operator.
329 (*mov_negscc): Likewise.
330 (*mov_notscc): Likewise.
331 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
332 (*thumb2_mov_negscc): Likewise.
333 (*thumb2_mov_negscc_strict_it): Likewise.
334 (*thumb2_mov_notscc): Likewise.
335 (*thumb2_mov_notscc_strict_it): Likewise.
337 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
339 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
342 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
344 * config/visium/visium.c (machine_libfunc_index): New enum.
345 (machine_libfuncs): New structure.
346 (visium_libfuncs): New static variable.
347 (TARGET_INIT_LIBFUNCS): Define to...
348 (visium_init_libfuncs): ...this. New function.
349 (expand_block_move_4): Use the appropriate libfunc.
350 (expand_block_move_2): Likewise.
351 (expand_block_move_1): Likewise.
352 (expand_block_set_4): Likewise.
353 (expand_block_set_2): Likewise.
354 (expand_block_set_1): Likewise.
355 (visium_trampoline_init): Likewise.
357 2016-02-17 Nick Clifton <nickc@redhat.com>
359 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
360 TI's devices.csv file as of March 2016.
362 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
365 * opts-global.c (handle_common_deferred_options): Introduce and
366 initialize two global variables to remember command-line options
367 specifying a stack-limiting register.
368 * opts.h: Add extern declarations of the two new global variables.
369 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
370 variable based on the values of the two new global variables.
372 2016-02-16 Jakub Jelinek <jakub@redhat.com>
375 * common.opt (Wnonnull-compare): New warning.
376 * doc/invoke.texi (-Wnonnull): Remove text about comparison
377 of arguments against NULL.
378 (-Wnonnull-compare): Document.
379 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
380 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
381 * passes.def (pass_warn_nonnull_compare): Add.
382 * gimple-ssa-nonnull-compare.c: New file.
384 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
386 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
387 AARCH64_EXTRA_TUNE_RECIP_SQRT.
389 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
391 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
392 reciprocal sqrt for -mlow-precision-recip-sqrt.
394 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
395 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
397 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
398 always use lane loads to construct non-constant vectors.
400 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
402 * config/aarch64/aarch64.md
403 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
404 constraints for operand 3.
405 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
407 2016-02-16 Jakub Jelinek <jakub@redhat.com>
408 Richard Biener <rguenther@suse.de>
410 PR tree-optimization/69820
411 * tree-vect-patterns.c (type_conversion_p): Return false if
412 *orig_type is unsigned single precision or boolean.
413 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
416 2016-02-16 Jakub Jelinek <jakub@redhat.com>
418 PR rtl-optimization/69764
419 PR rtl-optimization/69771
420 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
421 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
423 2016-02-16 Richard Biener <rguenther@suse.de>
425 PR tree-optimization/69776
426 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
428 (indirect_refs_may_alias_p): Likewise.
429 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
430 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
432 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
433 (optimize_stmt): For redundant store discovery do not allow tbaa.
435 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
437 PR tree-optimization/69714
438 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
439 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
441 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
443 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
444 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
445 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
446 * config/arc/arc.c (arc_init): Check FPU options.
447 (get_arc_condition_code): Handle new CC_FPU* modes.
448 (arc_select_cc_mode): Likewise.
449 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
450 register pair only. Allow access for ARCv2 accumulator.
451 (gen_compare_reg): Whenever we have FPU support use FPU compare
453 (arc_reorg): Don't generate brcc insns when FPU compare
454 instructions are involved.
455 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
456 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
457 floating point emulation.
458 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
459 (REVERSE_CONDITION): Add new CC_FPU* modes.
460 (TARGET_FP_SP_BASE): Define.
461 (TARGET_FP_DP_BASE): Likewise.
462 (TARGET_FP_SP_FUSED): Likewise.
463 (TARGET_FP_DP_FUSED): Likewise.
464 (TARGET_FP_SP_CONV): Likewise.
465 (TARGET_FP_DP_CONV): Likewise.
466 (TARGET_FP_SP_SQRT): Likewise.
467 (TARGET_FP_DP_SQRT): Likewise.
468 (TARGET_FP_DP_AX): Likewise.
469 * config/arc/arc.md (ARCV2_ACC): New constant.
470 (type): New fpu type attribute.
471 (SDF): Conditional iterator.
472 (cstore<mode>, cbranch<mode>): Change expand condition.
473 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
474 handles FPU/FPX cases as well.
475 * config/arc/arc.opt (mfpu): New option.
476 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
478 (adddf3, muldf3, subdf3): Removed.
479 * config/arc/predicates.md (proper_comparison_operator): Recognize
481 * config/arc/fpu.md: New file.
482 * doc/invoke.texi (ARC Options): Document mfpu option.
484 2016-02-16 Richard Biener <rguenther@suse.de>
486 PR rtl-optimization/69291
487 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
488 noce_operand_ok check.
490 2016-02-16 Tom de Vries <tom@codesourcery.com>
493 * omp-low.c (simd_clone_create): Remove call to
494 symtab->call_cgraph_insertion_hooks.
496 2016-02-16 Jakub Jelinek <jakub@redhat.com>
498 PR tree-optimization/69802
499 * tree-ssa-reassoc.c (update_range_test): If op is
500 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
501 op == 1 test of precision 1 integral op, otherwise handle
502 that case as op itself. Fix up formatting.
503 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
506 2016-02-16 Richard Biener <rguenther@suse.de>
508 PR tree-optimization/69586
509 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
510 types for conversion sources.
512 2016-02-16 Richard Biener <rguenther@suse.de>
515 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
518 2016-02-16 Alan Modra <amodra@gmail.com>
521 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
522 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
523 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
525 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
526 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
527 (p8_fmrgow_<mode>): Likewise.
528 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
530 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
531 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
532 to use movdi_internal64. Remove op0_di.
533 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
535 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
537 Add support for the FCCMP insn types
539 * config/aarch64/aarch64.md (fccmp): Change insn type.
541 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
542 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
543 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
544 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
545 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
546 * config/arm/types.md (fccmps): Add new insn type.
549 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
551 * alias.c (get_alias_set): Fix a typo in comment.
553 2016-02-15 Richard Biener <rguenther@suse.de>
555 PR tree-optimization/69595
556 * match.pd: Complete range test simplification to true.
558 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
560 PR rtl-optimization/69648
561 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
562 pic_offset_table_rtx.
564 PR rtl-optimization/69752
565 * ira.c (update_equiv_regs): When looking for more than a single SET,
566 also take other side effects into account.
568 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
570 * config/s390/s390.c (s390_function_profiler): Add a new sequence
571 for z900+ CPUs in 31-bit mode.
573 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
575 * common/config/s390/s390-common.c (s390_supports_split_stack):
577 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
578 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
579 * config/s390/s390.c (struct machine_function): New field
580 split_stack_varargs_pointer.
581 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
582 in s390_emit_prologue.
583 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
585 (morestack_ref): New global.
586 (SPLIT_STACK_AVAILABLE): New macro.
587 (s390_expand_split_stack_prologue): New function.
588 (s390_live_on_entry): New function.
589 (s390_va_start): Use split-stack vararg pointer if appropriate.
590 (s390_asm_file_end): Emit the split-stack note sections.
591 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
592 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
593 (UNSPECV_SPLIT_STACK_CALL): New unspec.
594 (UNSPECV_SPLIT_STACK_DATA): New unspec.
595 (split_stack_prologue): New expand.
596 (split_stack_space_check): New expand.
597 (split_stack_data): New insn.
598 (split_stack_call): New expand.
599 (split_stack_call_*): New insn.
600 (split_stack_cond_call): New expand.
601 (split_stack_cond_call_*): New insn.
603 2016-02-15 Richard Biener <rguenther@suse.de>
605 PR tree-optimization/69783
606 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
607 Add trivially correct cases.
609 2016-02-15 Tom de Vries <tom@codesourcery.com>
612 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
614 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
616 2016-02-15 Richard Biener <rguenther@suse.de>
618 PR tree-optimization/69776
619 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
620 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
621 indicate whether we can use TBAA to disambiguate against stores.
622 Use alias-set zero if not.
623 (visit_reference_op_store): Do not use TBAA when looking up
625 * tree-ssa-pre.c (compute_avail): Use TBAA here.
626 (eliminate_dom_walker::before_dom_children): But not when looking
629 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
631 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
633 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
635 * config/i386/znver1.md
636 (znver1_pop, znver1_pop_mem,
637 znver1_load_imov_double_store,
638 znver1_load_imov_direct_store,
639 znver1_load_imov_direct_load,
640 znver1_load_imov_double_load): Add new.
641 (znver1_insn, znver1_insn_load): Add icmov type.
643 znver1_sseavx_fma_load,
645 znver1_avx256_fma_load): Fix pipe usage.
647 2016-02-14 Alan Modra <amodra@gmail.com>
650 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
651 with an invalid hard reg, reload just the reg not the entire
652 pre/post-inc/dec address expression.
654 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
657 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
658 fixed R1_REG scratch reg.
659 (sibcall_value_pcrel_fdpic): Likewise.
661 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
665 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
667 2016-02-12 Walter Lee <walt@tilera.com>
669 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
670 * config/tilegx/t-tilegx: Likewise.
672 2016-02-12 David Malcolm <dmalcolm@redhat.com>
675 * diagnostic-show-locus.c (struct line_span): New struct.
676 (layout::get_first_line): Delete.
677 (layout::get_last_line): Delete.
678 (layout::get_num_line_spans): New member function.
679 (layout::get_line_span): Likewise.
680 (layout::print_heading_for_line_span_index_p): Likewise.
681 (layout::get_expanded_location): Likewise.
682 (layout::calculate_line_spans): Likewise.
683 (layout::m_first_line): Delete.
684 (layout::m_last_line): Delete.
685 (layout::m_line_spans): New field.
686 (layout::layout): Update comment. Replace m_first_line and
687 m_last_line with m_line_spans, replacing their initialization
688 with a call to calculate_line_spans.
689 (diagnostic_show_locus): When printing source lines and
690 annotations, rather than looping over a single span
691 of lines, instead loop over each line_span within
692 the layout, with an inner loop over the lines within them.
693 Call the context's start_span callback when changing line spans.
694 * diagnostic.c (diagnostic_initialize): Initialize start_span.
695 (diagnostic_build_prefix): Break out the building of the location
696 part of the string into...
697 (diagnostic_get_location_text): ...this new function, rewriting
698 it from nested ternary expressions to a sequence of "if"
700 (default_diagnostic_start_span_fn): New function.
701 * diagnostic.h (diagnostic_start_span_fn): New typedef.
702 (diagnostic_context::start_span): New field.
703 (default_diagnostic_start_span_fn): New prototype.
705 2016-02-12 David Malcolm <dmalcolm@redhat.com>
708 * gcc.c (driver::finalize): Fix cleanup of "specs".
710 2016-02-12 David Malcolm <dmalcolm@redhat.com>
714 * gcc.c (driver::driver): Initialize m_option_suggestions.
715 (driver::~driver): Clean up m_option_suggestions.
716 (suggest_option): Convert to...
717 (driver::suggest_option): ...this, and split out into
718 driver::build_option_suggestions and find_closest_string.
719 (driver::build_option_suggestions): New function, from
720 first half of suggest_option. Special-case
721 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
722 the sanitizer_opts array. For options of enum types, add the
723 various enum values to the candidate strings.
724 (driver::handle_unrecognized_options): Remove "const".
725 * gcc.h (driver::handle_unrecognized_options): Likewise.
726 (driver::build_option_suggestions): New decl.
727 (driver::suggest_option): New decl.
728 (driver::m_option_suggestions): New field.
729 * opts-common.c (add_misspelling_candidates): New function.
730 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
732 * opts.h (sanitizer_opts): New array decl.
733 (add_misspelling_candidates): New function decl.
734 * spellcheck.c (find_closest_string): New function.
735 * spellcheck.h (find_closest_string): New function decl.
737 2016-02-12 Jakub Jelinek <jakub@redhat.com>
739 PR rtl-optimization/69764
740 PR rtl-optimization/69771
741 * optabs.c (expand_binop_directly): For shift_optab_p, force
742 convert_modes with VOIDmode if xop1 has VOIDmode.
744 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
747 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
748 to correctly determine instrumentation thunks.
750 2016-02-12 Jakub Jelinek <jakub@redhat.com>
753 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
754 type by reference, force lhs on the call.
757 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
758 Compute retval and retbnd early in all cases if split_part_return_p
759 and return_bb is not EXIT. Remove all clobber stmts and reset
760 all debug stmts that refer to SSA_NAMEs defined in split part,
761 except if it is retval, in that case replace the old retval with the
762 lhs of the call to the split part.
764 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
767 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
770 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
771 whose result is used in PHI.
772 (maybe_optimize_range_tests): Likewise.
773 (final_range_test_p): Likweise.
775 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
778 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
779 whose result is used in PHI.
780 (maybe_optimize_range_tests): Likewise.
781 (final_range_test_p): Likweise.
783 2016-02-12 Jakub Jelinek <jakub@redhat.com>
785 * cgraph.c: Spelling fixes - behaviour -> behavior and
786 neighbour -> neighbor.
787 * target.def: Likewise.
788 * sel-sched.c: Likewise.
789 * config/mips/mips.c: Likewise.
790 * config/arc/arc.md: Likewise.
791 * config/arm/cortex-a57.md: Likewise.
792 * config/arm/arm.c: Likewise.
793 * config/arm/neon.md: Likewise.
794 * config/arm/arm-c.c: Likewise.
795 * config/vms/vms-c.c: Likewise.
796 * config/s390/s390.c: Likewise.
797 * config/i386/znver1.md: Likewise.
798 * config/i386/i386.c: Likewise.
799 * config/ia64/hpux-unix2003.h: Likewise.
800 * config/msp430/msp430.md: Likewise.
801 * config/rx/rx.c: Likewise.
802 * config/rx/rx.md: Likewise.
803 * config/aarch64/aarch64-simd.md: Likewise.
804 * config/aarch64/aarch64.c: Likewise.
805 * config/nvptx/nvptx.c: Likewise.
806 * config/bfin/bfin.c: Likewise.
807 * config/cris/cris.opt: Likewise.
808 * config/rs6000/rs6000.c: Likewise.
809 * target.h: Likewise.
810 * spellcheck.c: Likewise.
811 * ira-build.c: Likewise.
812 * tree-inline.c: Likewise.
813 * builtins.c: Likewise.
814 * lra-constraints.c: Likewise.
815 * explow.c: Likewise.
817 * targhooks.c: Likewise.
818 * tree-vect-data-refs.c: Likewise.
820 * doc/tm.texi: Likewise.
821 * doc/extend.texi: Likewise.
822 * doc/install.texi: Likewise.
823 * doc/md.texi: Likewise.
824 * tree-ssa-tail-merge.c: Likewise.
825 * sched-int.h: Likewise.
826 * match.pd: Likewise.
827 * sched-ebb.c: Likewise.
828 * target.def (omit_struct_return_reg): Likewise.
829 * gimple-ssa-isolate-paths.c: Likewise.
830 (find_implicit_erroneous_behaviour): Renamed to...
831 (find_implicit_erroneous_behavior): ... this.
832 (find_explicit_erroneous_behaviour): Renamed to...
833 (find_explicit_erroneous_behavior): ... this.
834 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
836 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
838 PR rtl-optimization/64682
839 PR rtl-optimization/69567
840 PR rtl-optimization/69737
841 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
842 in I2 as well, just lose it.
844 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
846 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
848 (aarch64_last_printed_tune_string): Likewise.
849 (aarch64_declare_function_name): Only output .arch assembler
850 directive if it will be different from the previously output
851 directive. Same for .tune comment but only if -dA is set.
852 (aarch64_start_file): New function.
853 (TARGET_ASM_FILE_START): Define.
855 2016-02-11 David Malcolm <dmalcolm@redhat.com>
858 * Makefile.in (PLUGIN_HEADERS): Add params.list.
860 2016-02-11 Jakub Jelinek <jakub@redhat.com>
863 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
864 -Wmaybe-uninitialized warning.
866 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
869 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
871 2016-02-11 Richard Biener <rguenther@suse.de>
873 PR rtl-optimization/69291
874 * ifcvt.c (noce_try_store_flag_constants): Do not allow
875 subexpressions affected by changing the result.
877 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
880 * lra-constraints.c (curr_insn_transform): Find in/out operands
881 for secondary memory moves. Update dups.
883 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
885 PR tree-optimization/69652
886 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
887 to nested loop, did source re-formatting, skip debug statements,
888 add check on statement with volatile operand, remove dead scalar
891 2016-02-10 Jakub Jelinek <jakub@redhat.com>
892 Patrick Palka <ppalka@gcc.gnu.org>
896 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
897 calls if the return type is TREE_ADDRESSABLE.
898 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
899 * ipa-split.c (split_function): Fix doubled "we" in comment.
900 Use void return type for the split part even if
901 !split_point->split_part_set_retval.
903 2016-02-10 Bin Cheng <bin.cheng@arm.com>
905 PR tree-optimization/68021
906 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
907 when computing the value of biv cand by itself.
909 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
911 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
912 (cortexa57_tunings): Likewise.
913 (cortexa72_tunings): Likewise.
914 (arch_macro_fusion_pair_p): Add support for AES fusion.
915 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
916 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
917 Allow virtual registers before reload so early scheduling works.
918 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
919 correct latency and pipeline.
920 (cortex_a57_crypto_complex): Likewise.
921 (cortex_a57_crypto_xor): Likewise.
922 (define_bypass): Add AES bypass.
924 2016-02-10 Richard Biener <rguenther@suse.de>
926 PR tree-optimization/69726
927 * passes.def: Add DCE pass before late uninit.
928 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
929 really fixup if-conversions job.
931 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
933 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
934 (arm_cortex_a57_tune): Likewise.
935 (aarch_macro_fusion_pair_p): Add support for AES fusion.
936 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
938 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
940 * timevar.def (TV_PHASE_DBGINFO): Delete.
941 (TV_PHASE_CHECK_DBGINFO): Likewise.
942 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
944 2016-02-10 Richard Biener <rguenther@suse.de>
946 PR tree-optimization/69719
947 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
948 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
950 2016-02-09 Andrew Pinski <apinski@cavium.com>
953 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
954 get_vcond_mask_icode returns false.
956 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
959 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
960 an ADDIS that adds a pointer to a large constant that sets the
961 upper16 bits with a load operation.
963 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
966 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
968 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
970 (vzipq_s16): Likewise.
971 (vzipq_s32): Likewise.
972 (vzipq_f32): Likewise.
973 (vzipq_u8): Likewise.
974 (vzipq_u16): Likewise.
975 (vzipq_u32): Likewise.
976 (vzipq_p8): Likewise.
977 (vzipq_p16): Likewise.
979 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
982 * config/arm/arm.c (neon_endian_lane_map): New function.
983 (neon_vector_pair_endian_lane_map): New function.
984 (arm_evpc_neon_vuzp): Allow for big endian lane order.
985 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
987 (vuzpq_s16): Likewise.
988 (vuzpq_s32): Likewise.
989 (vuzpq_f32): Likewise.
990 (vuzpq_u8): Likewise.
991 (vuzpq_u16): Likewise.
992 (vuzpq_u32): Likewise.
993 (vuzpq_p8): Likewise.
994 (vuzpq_p16): Likewise.
996 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
999 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
1002 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
1004 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
1005 truncate const_int operand 1 to QImode.
1007 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
1009 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
1010 corresponding to an abnormal edge.
1012 2016-02-09 Tom de Vries <tom@codesourcery.com>
1014 PR tree-optimization/69599
1015 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
1017 (find_func_aliases_for_builtin_call, find_func_clobbers)
1018 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
1021 2016-02-09 Richard Biener <rguenther@suse.de>
1023 PR tree-optimization/69715
1024 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
1025 LHS on calls as non-rewritable.
1027 2016-02-09 Tom de Vries <tom@codesourcery.com>
1030 * lto-wrapper.c (append_diag_options): New function.
1031 (compile_offload_image): Call append_diag_options.
1033 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
1036 * doc/extend.texi (Flag Output Operands): Correct sectioning.
1037 Minor copy-edit to fix verb tenses.
1039 2016-02-08 Jakub Jelinek <jakub@redhat.com>
1041 PR tree-optimization/69209
1042 * ipa-split.c (split_function): If split part is not
1043 returning retval, retval has gimple type but is not
1044 gimple value, force it into a SSA_NAME first.
1046 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
1048 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
1051 2016-02-08 Jason Merrill <jason@redhat.com>
1054 * convert.c (convert_to_integer_1): Check dofold on truncation
1056 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
1057 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
1058 Rename from *_nofold.
1059 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
1060 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
1062 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
1065 * tree.c (build_common_tree_nodes): Remove short_double argument.
1066 All callers changed.
1067 * tree.h (build_common_tree_nodes): Adjust declaration.
1068 * doc/invoke.texi (-fshort-double): Remove documentation.
1069 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1070 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
1071 * lto-wrapper.c (merge_and_complain, append_compiler_options)
1072 (append_linker_options): Don't handle OPT_fshort_double.
1074 PR rtl-optimization/68730
1075 * lra-remat.c (insn_to_cand_activation): New static variable.
1076 (lra_remat): Allocate and free it.
1077 (create_cand): New arg activation. Initialize a field in
1078 insn_to_cand_activation if it is nonnull.
1079 (create_cands): Pass the activation insn to create_cand when making
1080 a candidate involving an output reload. Reorganize code a little.
1081 (do_remat): Keep track of active status of candidates in a separate
1084 2016-02-08 Richard Biener <rguenther@suse.de>
1086 PR tree-optimization/69719
1087 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1088 Properly use absolute of the difference of the two offsets to
1089 compare or adjust the segment length.
1091 2016-02-08 Richard Biener <rguenther@suse.de>
1092 Jeff Law <law@redhat.com>
1095 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
1096 types for anonymous SSA names.
1098 2016-02-08 Richard Biener <rguenther@suse.de>
1100 PR rtl-optimization/69274
1101 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
1103 2016-02-08 Jeff Law <law@redhat.com>
1105 PR tree-optimization/65917
1106 * tree-ssa-dom.c (record_temporary_equivalences): Record both
1107 equivalences from if (x == y) style conditionals.
1108 (loop_depth_of_name): Remove.
1109 (record_equality): Remove loop depth check.
1110 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
1111 (const_and_copies::record_const_or_copy_raw): New member function.
1112 * tree-ssa-scopedtables.c
1113 (const_and_copies::record_const_or_copy_raw): New, factored out of
1114 (const_and_copies::record_const_or_copy): Call new member function.
1116 2016-02-05 Jeff Law <law@redhat.com>
1118 PR tree-optimization/68541
1119 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
1120 (count_stmts_in_block): New function.
1121 (poor_ifcvt_candidate_code): Likewise.
1122 (is_feasible_trace): Add some heuristics to determine when path
1123 splitting is profitable.
1124 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
1125 is a diamond with a single exit.
1127 2016-02-05 Martin Sebor <msebor@redhat.com>
1130 * doc/invoke.texi: Update -Wplacement-new to take an optional
1133 2016-02-06 Richard Henderson <rth@redhat.com>
1136 * tree.c (tree_nop_conversion_p): Do not strip casts into or
1137 out of non-standard address spaces.
1139 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1141 PR rtl-optimization/69691
1142 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
1144 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
1146 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
1147 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
1148 (*ieee128_mfvsrd_64bit): Likewise.
1149 (*ieee128_mfvsrd_32bit): Likewise.
1151 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
1155 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1157 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1158 instrumented_version.
1160 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
1162 * doc/invoke.texi (Optimize Options): In table of --param options
1163 rename second occurrence of tracer-min-branch-ratio to
1164 tracer-min-branch-probability, rename
1165 tracer-min-branch-ratio-feedback to
1166 tracer-min-branch-probability-feedback and clarify description,
1167 rename sched-spec-state-edge-prob-cutoff to
1168 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
1169 to selsched-insns-to-rename, rename lto-minpartition to
1170 lto-min-partition, delete reorder-blocks-duplicate and
1171 reorder-blocks-duplicate-feedback.
1173 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1175 * config/s390/s390.c (s390_register_info_set_ranges): Remove
1178 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1180 * doc/extend.texi: S/390: Correct some typos.
1182 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1184 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
1186 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1189 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
1190 (s390_register_info_gprtofpr): Use new macros above.
1191 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
1193 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
1194 its name. Adjust restore and save gpr ranges.
1195 (s390_register_info_set_ranges): New function.
1196 (s390_register_info): Use new macros above. Call
1197 s390_register_info_set_ranges.
1198 (s390_optimize_register_info): Likewise.
1199 (s390_hard_regno_rename_ok): Use new macros.
1200 (s390_hard_regno_scratch_ok): Likewise.
1201 (s390_emit_epilogue): Likewise.
1202 (s390_can_use_return_insn): Likewise.
1203 (s390_optimize_prologue): Likewise.
1204 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
1206 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1209 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
1211 (ix86_option_override_internal): Disable TARGET_STV even for
1212 -m{incoming,preferred}-stack-boundary=3.
1214 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1216 * config.gcc: Mark deprecated rtems targets as obsolete.
1218 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
1220 PR rtl-optimization/64682
1221 PR rtl-optimization/69567
1222 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
1223 before I2 only if the register is both used and set in I2.
1225 2016-02-04 DJ Delorie <dj@redhat.com>
1227 * config/msp430/msp430.c (msp430_start_function): Add function type.
1229 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1232 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
1234 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
1236 PR rtl-optimization/69577
1238 2015-10-29 Richard Henderson <rth@redhat.com>
1242 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
1243 sse check to the exact conditions of PR 67609.
1245 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1248 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
1249 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
1250 not allowed into the traditional Altivec registers.
1251 (movtd_64bit_nodm): Likewise.
1252 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
1254 2016-02-04 David Malcolm <dmalcolm@redhat.com>
1256 * config/aarch64/cortex-a57-fma-steering.c
1257 (aarch64_register_fma_steering): Remove "static" from arguments
1260 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
1263 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
1266 2016-02-04 Mike Frysinger <vapier@gentoo.org>
1268 * doc/invoke.texi: Delete -mno-fma4.
1270 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
1272 PR rtl-optimization/69577
1273 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
1274 (find_subregs_of_mode): Update accordingly. Iterate over partial
1277 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
1279 * config/arm/arm-protos.h (neon_reinterpret): Remove.
1280 * config/arm/arm.c (neon_reinterpret): Remove.
1281 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
1282 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
1283 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
1284 vreinterpretti): Remove.
1285 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
1286 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
1287 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
1288 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
1289 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
1290 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
1291 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
1292 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
1293 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
1294 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
1295 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
1296 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
1297 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
1298 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
1299 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
1300 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
1301 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
1302 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
1303 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
1304 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
1305 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
1306 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
1307 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
1308 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
1309 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
1310 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
1311 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
1312 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
1313 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
1314 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
1315 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
1316 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
1317 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
1318 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
1319 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
1320 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
1321 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
1322 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
1323 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
1324 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
1325 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
1326 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
1327 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
1328 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
1329 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
1330 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
1331 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
1332 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
1333 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
1334 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
1335 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
1336 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
1337 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
1338 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
1339 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
1340 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
1341 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
1342 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
1343 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
1344 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
1345 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
1346 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
1347 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
1348 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
1349 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
1350 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
1351 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
1352 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
1353 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
1354 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
1355 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
1356 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
1357 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
1358 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
1359 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
1360 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
1361 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
1362 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
1363 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
1364 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
1365 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
1366 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
1367 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
1368 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
1369 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
1370 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
1371 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
1372 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
1373 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
1374 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
1375 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
1376 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
1377 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
1378 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
1379 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
1380 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
1381 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
1382 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
1383 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
1384 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
1385 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
1386 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
1387 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
1389 2016-02-04 Martin Liska <mliska@suse.cz>
1392 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
1393 that are gimple_store_p.
1394 (maybe_instrument_call): Likewise.
1396 2016-02-04 Bin Cheng <bin.cheng@arm.com>
1398 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
1399 register scaling out of memory reference and comment why.
1401 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1405 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
1406 folding the source of a SET.
1408 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1412 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
1413 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
1415 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
1419 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
1422 2016-02-04 Christian Bruel <christian.bruel@st.com>
1424 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
1425 * config/arm/arm.c (arm_set_current_function): Likewise.
1427 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1428 Ilya Enkovich <enkovich.gnu@gmail.com>
1429 H.J. Lu <hongjiu.lu@intel.com>
1432 * config/i386/i386.c (convert_scalars_to_vector): Remove
1433 stack alignment fixes.
1434 (ix86_option_override_internal): Disable TARGET_STV if stack
1435 might not be aligned enough.
1436 (ix86_minimum_alignment): Assert that TARGET_STV is false.
1438 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
1440 * gcc/config/i386/x86-tune.def: Disable default prefetching
1443 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1444 Vladimir Makarov <vmakarov@redhat.com>
1447 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
1448 in validating fused toc addresses.
1450 2016-02-03 Jakub Jelinek <jakub@redhat.com>
1453 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
1454 range->m_caret fields if range->m_show_caret_p is false.
1457 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1458 Force oldval into register if it does not satisfy reg_or_short_operand
1459 predicate. Fix up formatting.
1461 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
1462 Alexandre Oliva <aoliva@redhat.com>
1465 * lra-constraints.c (simplify_operand_subreg): Check additionally
1466 address validity after potential reloading.
1467 (process_address_1): Check insns validity. In case of failure do
1470 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
1473 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
1476 2016-02-02 Jakub Jelinek <jakub@redhat.com>
1478 * wide-int.cc (canonize_uhwi): New function.
1479 (wi::divmod_internal): Use it.
1481 2016-02-02 James Norris <jnorris@codesourcery.com
1483 * gimplify.c (omp_notice_variable): Add usage check.
1485 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
1487 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1488 like LE, GE, LT, GT when emitting relational operator.
1490 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1492 * ira-costs.c (find_costs_and_classes): Add extra argument.
1493 * target.def (ira_change_pseudo_allocno_class): Add parameter.
1494 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1495 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1496 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1497 Add best_class parameter, and return it if not ALL_REGS.
1498 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1500 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1503 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1505 * config/aarch64/aarch64.c
1506 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1507 (aarch64_ira_change_pseudo_allocno_class): New function.
1509 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1512 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1514 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1516 * config/avr/avr.c (avr_option_override): Set
1517 PARAM_ALLOW_STORE_DATA_RACES to 1.
1519 2016-02-02 Richard Biener <rguenther@suse.de>
1521 PR tree-optimization/69595
1522 * match.pd: Add range test simplifications to true/false.
1524 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1526 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1527 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1530 2016-02-02 Richard Biener <rguenther@suse.de>
1532 PR tree-optimization/69606
1533 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1534 info on the result before moving a stmt.
1536 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1539 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1540 branch with vector comparison.
1541 * config/i386/sse.md (VI48_AVX): New mode iterator.
1542 (define_expand "cbranch<mode>4): Add support for conditional branch
1543 with vector comparison.
1544 * tree-vect-loop.c (optimize_mask_stores): New function.
1545 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1546 has_mask_store field of vect_info.
1547 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1548 vectorized loops having masked stores after vec_info destroy.
1549 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1550 correspondent macros.
1551 (optimize_mask_stores): Add prototype.
1553 2016-02-02 Alan Modra <amodra@gmail.com>
1556 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1559 2016-02-02 Alan Modra <amodra@gmail.com>
1562 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1563 whenever toc_label_name used.
1564 (rs6000_file_start): Don't set up toc section here,
1565 (rs6000_output_function_epilogue): do so here instead,
1566 (rs6000_xcoff_file_start): and here.
1567 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1568 (load_toc_aix_di): Likewise.
1570 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1572 PR rtl-optimization/69592
1573 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1574 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1575 (num_sign_bit_copies_binary_arith_p): New inline function.
1576 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1578 2016-02-01 Jeff Law <law@redhat.com>
1580 PR tree-optimization/69580
1581 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1582 * tree-ssa-threadbackward.c
1583 (fsm_find_control_statement_thread_paths): Do not try to walk
1584 through large PHI nodes.
1586 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1588 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1589 when count is incremented above limit, don't analyze further
1592 * omp-low.c (oacc_parse_default_dims): Avoid
1593 -Wsign-compare warning, make sure value fits into int
1594 rather than just unsigned int.
1596 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1598 PR tree-optimization/67921
1599 * fold-const.c (split_tree): New parameters. Convert pointer
1600 type variable part to proper type before negating.
1601 (fold_binary_loc): Pass new arguments to split_tree.
1603 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1605 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1606 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1607 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1608 * doc/tm.texti: Rebuilt.
1609 * doc/invoke.texi (fopenacc-dim): Document.
1610 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1611 (append_compiler_options): Likewise.
1612 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1613 (oacc_parse_default_dims): New.
1614 (oacc_validate_dims): Add USED arg. Select non-unity default when
1616 (oacc_loop_fixed_partitions): Return mask of used partitions.
1617 (oacc_loop_auto_partitions): Emit dump info.
1618 (oacc_loop_partition): Return mask of used partitions.
1619 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1620 loop partitioning and validation calls.
1622 2016-02-01 Richard Biener <rguenther@suse.de>
1625 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1627 2016-02-01 Richard Biener <rguenther@suse.de>
1629 PR tree-optimization/69574
1630 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1631 of asserting return chrec_dont_know.
1633 2016-02-01 Martin Liska <mliska@suse.cz>
1635 * mem-stats-traits.h: Add copyright header.
1636 * mem-stats.h: Likewise.
1638 2016-02-01 Richard Biener <rguenther@suse.de>
1640 PR tree-optimization/69579
1641 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1642 Do not propagate through abnormal PHI results.
1644 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1646 * postreload.c (reload_cse_simplify): Remove dead code.
1648 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1650 PR rtl-optimization/69570
1651 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1652 if there is more than one set, not if there is a single set.
1654 2016-02-01 Richard Henderson <rth@redhat.com>
1657 * combine.c (make_compound_operation): When looking through a
1658 subreg, make sure to re-extend to the width of the outer mode.
1660 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1662 PR tree-optimization/69546
1663 * wide-int.cc (wi::divmod_internal): For unsigned division
1664 where both operands fit into uhwi, if o1 is 1 and o0 has
1665 msb set, if divident_prec is larger than bits per hwi,
1666 clear another quotient word and return 2 instead of 1.
1667 Similarly for remainder with msb in HWI set, if dividend_prec
1668 is larger than bits per hwi.
1670 2016-01-29 Martin Jambor <mjambor@suse.cz>
1672 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1673 Use short lowercase names.
1674 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1675 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1676 acq_rel one. Protect warning agains segfaults if
1677 get_memory_order_name returns NULL.
1678 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1679 with release semantics. Do not warn if get_memory_order already did.
1680 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1681 semantics. Fix check for relaxed or acquire semantics. Do not warn
1682 if get_memory_order already did.
1684 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1686 * doc/install.texi: Document that isl-0.16 is supported.
1688 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1691 * config/i386/constraints.md (Bm): Describe as special memory
1693 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1694 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1695 * genpreds.c (struct constraint_data): Add is_special_memory.
1696 (have_special_memory_constraints, special_memory_start): New
1698 (special_memory_end): Ditto.
1699 (add_constraint): Add new arg is_special_memory. Add code to
1700 process its true value. Update have_special_memory_constraints.
1701 (process_define_constraint): Pass the new arg.
1702 (process_define_register_constraint): Ditto.
1703 (choose_enum_order): Process special memory.
1704 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1705 function insn_extra_special_memory_constraint.
1706 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1707 * gensupport.c (process_rtx): Process
1708 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1709 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1710 * ira-lives.c (single_reg_class): Use
1711 insn_extra_special_memory_constraint.
1712 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1713 * lra-constraints.c (process_alt_operands): Ditto.
1714 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1715 * recog.c (asm_operand_ok, preprocess_constraints): Process
1717 * reload.c (find_reloads): Ditto.
1718 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1719 * stmt.c (parse_input_constraint): Use
1720 insn_extra_special_memory_constraint.
1722 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1725 * lra-splill.c (lra_final_code_change): Revert r229087 by
1726 removing all sub-registers.
1728 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1731 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1733 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1736 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1737 SSE1, copy target into the temporary reg first before recursing
1740 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1742 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1745 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1747 * ginclude/stdarg.h: Test __cplusplus instead of
1748 __GXX_EXPERIMENTAL_CXX0X__.
1750 2016-01-29 Richard Biener <rguenther@suse.de>
1752 PR tree-optimization/69547
1753 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1754 Do not mark clobbers necessary.
1755 (mark_all_reaching_defs_necessary_1): Likewise.
1757 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1759 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1760 declaration name with %qs and print it in both error messages.
1761 Also fix indentation.
1763 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1766 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1767 trailing blank line from error message.
1769 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1772 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1775 2016-01-29 Richard Biener <rguenther@suse.de>
1778 * match.pd: Allow all integral types when simplifying a
1779 widening or sign-changing conversion.
1781 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1783 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1784 back to setting codegen_error to fail codegen.
1786 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/constraints.md (C): Only accept constant zero operand.
1790 (BC): New constraint.
1791 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1792 instead of C constraint.
1793 * doc/md.texi (Machine Constraints): Update description
1796 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1799 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1801 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1804 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1807 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1809 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1810 branches if using guessed profile.
1812 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1814 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1816 2016-01-28 Richard Henderson <rth@redhat.com>
1819 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1820 * config/aarch64/aarch64-protos.h: Update.
1821 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1822 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1823 (aarch64_get_condition_code_1): Handle CC_Cmode.
1824 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1825 (*add<mode>3_compareC_cconly_imm): New.
1826 (*add<mode>3_compareC_cconly): New.
1827 (*add<mode>3_compareC_imm): New.
1828 (add<mode>3_compareC): New.
1829 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1830 to be first. Use aarch64_carry_operation.
1831 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1832 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1833 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1834 (subti3): Use subdi3_compare1.
1835 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1836 (sub<mode>3_compare1): New.
1837 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1838 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1839 (*subsi3_carryin_uxtw): Likewise.
1840 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1841 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1842 * config/aarch64/iterators.md (DWI): New.
1843 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1844 (aarch64_borrow_operation): New.
1846 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1848 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1849 message when isl does not return a valid schedule.
1851 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1853 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1854 Remove comments from class declarations: they are already in the code
1857 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1859 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1861 (ternary_op_to_tree): Same.
1862 (unary_op_to_tree): Same.
1863 (nary_op_to_tree): Same.
1864 (gcc_expression_from_isl_expr_op): Same.
1865 (gcc_expression_from_isl_expression): Same.
1866 (graphite_create_new_loop): Same.
1867 (graphite_create_new_loop_guard): Same.
1868 (build_iv_mapping): Same.
1869 (graphite_create_new_guard): Same.
1870 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1871 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1873 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1875 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1876 instead of setting codegen_error to fail codegen.
1878 2016-01-28 Jason Merrill <jason@redhat.com>
1880 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1882 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1884 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1885 Remove CONST_INT_P check in CCMP cost calculation.
1887 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1889 * config/aarch64/aarch64.c (generic_vector_cost):
1890 Set vec_permute_cost.
1891 (cortexa57_vector_cost): Likewise.
1892 (exynosm1_vector_cost): Likewise.
1893 (xgene1_vector_cost): Likewise.
1894 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1895 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1896 Add vec_permute_cost entry.
1898 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1900 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1902 (add<mode>3_compare0): Likewise.
1903 (addsi3_compare0_uxtw): Likewise.
1904 (add<mode>3nr_compare0): Likewise.
1905 (compare_neg<mode>): Likewise.
1906 (<optab><mode>3): Likewise.
1908 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1910 * tree-vect-stmts.c (vectorizable_comparison): Add
1911 NULL check for vectype.
1913 2016-01-28 Richard Biener <rguenther@suse.de>
1915 PR tree-optimization/69466
1916 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1917 Account for PHIs we couldn't duplicate.
1919 2016-01-28 Martin Liska <mliska@suse.cz>
1922 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1923 instead of ENABLE_VALGRIND_CHECKING.
1925 2016-01-27 Richard Henderson <rth@redhat.com>
1928 * lra-remat.c (subreg_regs): New.
1929 (dump_candidates_and_remat_bb_data): Dump it.
1930 (operand_to_remat): Reject if operand in subreg_regs.
1931 (set_bb_regs): Collect subreg_regs.
1932 (lra_remat): Init and free subreg_regs. Compute
1933 calculate_local_reg_remat_bb_data before create_cands.
1935 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1938 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1939 change stack_alignment_needed for __tls_get_addr call.
1941 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1943 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1945 2016-01-27 Jeff Law <law@redhat.com>
1947 PR tree-optimization/68398
1948 PR tree-optimization/69196
1949 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1950 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1951 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1952 Only count PHIs in the last block in the path. The others will
1953 const/copy propagate away. Add heuristic to allow more irreducible
1954 subloops to be created when it is likely profitable to do so.
1956 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1957 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1958 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1960 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1963 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1964 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1965 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1966 * tree-streamer-in.c: Include asan.h.
1967 (streamer_get_builtin_tree): For builtins in sanitizer
1968 range call initialize_sanitizer_builtins and retry.
1970 2016-01-27 Ian Lance Taylor <iant@google.com>
1972 * common.opt (fkeep-gc-roots-live): New undocumented option.
1973 * tree-ssa-loop-ivopts.c (add_candidate_1): If
1974 -fkeep-gc-roots-live, skip pointers.
1975 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1978 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1982 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1984 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
1987 * configure.ac: NetBSD provides SSP in its C library.
1988 * configure: Updated.
1990 2016-01-27 Richard Biener <rguenther@suse.de>
1992 PR tree-optimization/69166
1993 * tree-vect-loop.c (vect_is_simple_reduction): Always check
1994 reduction code for commutativity / associativity.
1996 2016-01-27 Martin Jambor <mjambor@suse.cz>
1998 PR tree-optimization/69355
1999 * tree-sra.c (analyze_access_subtree): Correct hole detection when
2000 total_scalarization fails.
2002 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
2004 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
2007 2016-01-27 Christian Bruel <christian.bruel@st.com>
2010 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
2011 Move arm_reset_previous_fndecl and set_target_option_current_node in
2012 the conditional part. Call save_restore_target_globals.
2013 * config/arm/arm.c (arm_set_current_function):
2014 Refactor to better support #pragma target and attribute mix.
2015 Call save_restore_target_globals.
2016 * config/arm/arm-protos.h (save_restore_target_globals): New function.
2018 2016-01-27 Martin Liska <mliska@suse.cz>
2020 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
2021 reference for an HSA kernel and its host function.
2023 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2025 PR tree-optimization/69399
2026 * wide-int.h (wi::lrshift): For larger precisions, only
2027 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2029 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
2031 * config/arc/predicates.md (proper_comparison_operator): Reject
2032 constant-constant comparison.
2034 2016-01-26 Tom de Vries <tom@codesourcery.com>
2036 PR tree-optimization/69110
2037 * tree-data-ref.c (initialize_data_dependence_relation): Handle
2038 DR_NUM_DIMENSIONS == 0.
2040 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2041 Sebastian Pop <s.pop@samsung.com>
2043 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
2044 isl_ast_op_cond and isl_ast_op_select.
2045 (gcc_expression_from_isl_expr_op): Same.
2047 2016-01-26 Jason Merrill <jason@redhat.com>
2050 * tree.c (recompute_constructor_flags): Split out from
2052 (verify_constructor_flags): New.
2053 * tree.h: Declare them.
2055 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
2057 PR rtl-optimization/69217
2058 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
2059 are no TYPE_FIELDS set for the record type.
2061 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2064 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
2065 toc_label_name unconditionally.
2066 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
2067 SYMBOL_REF string. Use toc_label_name instead of constructing
2069 (rs6000_elf_declare_function_name): Use toc_label_name instead of
2070 constructing LCTOC1.
2072 2016-01-26 Martin Sebor <msebor@redhat.com>
2075 * doc/extend.texi (Common Type Attributes): Move text that talks about
2076 attribute packed from attribute aligned to the section discussing
2077 the former attribute for clarity.
2079 2016-01-26 Richard Henderson <rth@redhat.com>
2082 * trans-mem.c (tm_region_init): Mark entry block as visited.
2084 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2087 * diagnostic-show-locus.c (layout::print_source_line): Replace
2088 call to pp_newline with call to layout::print_newline.
2089 (layout::print_annotation_line): Likewise.
2090 (layout::move_to_column): Likewise.
2091 (layout::print_any_fixits): After printing any fixits, print a
2092 trailing newline, if necessary.
2093 (layout::print_newline): New method, resetting any colorization
2095 (diagnostic_show_locus): Move the pp_newline to before the
2096 early bailout. Remove dummy block enclosing the layout instance.
2097 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
2098 of pp_newline_and_flush with pp_flush.
2099 (diagnostic_append_note): Delete use of pp_newline.
2100 (diagnostic_append_note_at_rich_loc): Delete.
2101 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
2102 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
2103 when newline characters are added to the buffer.
2105 2016-01-26 Michael Matz <matz@suse.de>
2107 * configure.ac (ac_cv_std_swap_in_utility): New test.
2108 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
2109 * configure: Regenerate.
2110 * config.in: Regenerate.
2112 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
2114 * config/arc/arc.md (cstoresi4): Force operand into register.
2115 (arcset<code>): Fix predicate.
2116 (arcsetltu): Likewise.
2117 (arcsetgeu): Likewise.
2118 (arcsethi): Likewise.
2119 (arcsetls): Likewise.
2121 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2123 PR tree-optimization/69483
2124 * gimple-fold.c (canonicalize_constructor_val): Return NULL
2125 if base has error_mark_node type.
2127 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
2130 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
2131 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
2133 (vget_lane_f16): Handle big-endian.
2134 (vgetq_lane_f16): Likewise.
2135 (vset_lane_f16): Likewise.
2136 (vsetq_lane_f16): Likewise.
2137 * config/arm/iterators.md (VQXMOV): Add V8HF.
2138 (VDQ): Add V4HF and V8HF.
2139 (V_reg): Handle V4HF and V8HF.
2140 (Is_float_mode): Likewise.
2141 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
2142 neon_vdup_nv8hf): New patterns.
2143 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
2144 Use VD_LANE iterator.
2145 (neon_vld1_dup<mode>): Use VQ2 iterator.
2147 2016-01-26 Nathan Sidwell <nathan@acm.org>
2149 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
2150 (set_oacc_fn_attrib): Add IS_KERNEL arg.
2151 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
2152 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
2153 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
2154 (oacc_validate_dims): Add LEVEL arg, don't return level.
2155 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
2157 (execute_oacc_device_lower): Adjust, add more dump output.
2158 * tree-ssa-loop.c (gate_oacc_kernels): Use
2159 oacc_fn_attrib_kernels_p.
2160 * tree-parloops.c (create_parallel_loop): Adjust
2161 set_oacc_fn_attrib call.
2163 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2166 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
2167 (append_compiler_options): Handle -fcilkplus.
2168 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
2170 2016-01-26 Nick Clifton <nickc@redhat.com>
2173 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
2174 been marked as DECL_ONE_ONLY but we do not the means to make it
2175 so, then do not allow it to bind locally.
2177 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2180 * opts.h (parse_sanitizer_options): New prototype.
2181 * opts.c (sanitizer_opts): New array.
2182 (parse_sanitizer_options): New function.
2183 (common_handle_option): Use parse_sanitizer_options.
2185 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
2188 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
2189 alignment adjustment to ...
2190 (ix86_update_stack_boundary): Here. Don't over-align stack for
2192 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
2193 if __tls_get_addr is called.
2195 2016-01-26 Christian Bruel <christian.bruel@st.com>
2197 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2199 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
2201 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2203 2016-01-26 Richard Biener <rguenther@suse.de>
2206 * match.pd: Guard X * CST CMP 0 pattern with single_use.
2208 2016-01-26 Richard Biener <rguenther@suse.de>
2210 PR tree-optimization/69452
2211 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
2212 (move_computations_dom_walker::before_dom_children): Rename
2214 (move_computations_worker): This.
2215 (move_computations): Perform an RPO rather than a DOM walk.
2217 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2220 * combine.c (combine_instructions): For REG_EQUAL note with
2221 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
2222 to the underlying register.
2223 * doc/rtl.texi (REG_EQUAL): Document the behavior of
2224 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2226 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
2229 * config/aarch64/aarch64-builtins.c
2230 (aarch64_init_simd_builtin_types): Do not set structural
2231 equality to __Poly{8,16,64,128}_t types.
2233 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
2235 PR tree-optimization/69400
2236 * wide-int.cc (wi_pack): Take the precision as argument and
2237 perform canonicalization here rather than in the callers.
2238 Use the main loop to handle all full-width HWIs. Add a
2239 zero HWI if in_len isn't a full result.
2240 (wi::divmod_internal): Update accordingly.
2241 (wi::mul_internal): Likewise. Simplify.
2243 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2244 Sebastian Pop <s.pop@samsung.com>
2246 * graphite-poly.c (apply_poly_transforms): Simplify.
2247 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
2248 (print_isl_map): Same.
2249 (print_isl_union_map): Same.
2250 (print_isl_schedule): New.
2251 (debug_isl_schedule): New.
2252 * graphite-dependences.c (scop_get_reads): Do not call
2253 isl_union_map_add_map that is undocumented isl functionality.
2254 (scop_get_must_writes): Same.
2255 (scop_get_may_writes): Same.
2256 (scop_get_original_schedule): Remove.
2257 (scop_get_dependences): Do not call isl_union_map_compute_flow that
2258 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
2259 (compute_deps): Remove.
2260 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
2261 (debug_schedule_ast): New.
2262 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
2263 set_separate_option.
2264 (graphite_regenerate_ast_isl): Add dump.
2265 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
2266 from scop->transformed_schedule.
2267 (graphite_regenerate_ast_isl): Add more dump.
2268 * graphite-optimize-isl.c (optimize_isl): Set
2269 scop->transformed_schedule. Check whether schedules are equal.
2270 (apply_poly_transforms): Move here.
2271 * graphite-poly.c (apply_poly_transforms): ... from here.
2272 (free_poly_bb): Static.
2273 (free_scop): Static.
2274 (pbb_number_of_iterations_at_time): Remove.
2275 (print_isl_ast): New.
2276 (debug_isl_ast): New.
2277 (debug_scop_pbb): New.
2278 * graphite-scop-detection.c (print_edge): Move.
2280 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
2281 (build_scop_scattering): Remove.
2282 (create_pw_aff_from_tree): Assert instead of bailing out.
2283 (add_condition_to_pbb): Remove unused code, do not fail.
2284 (add_conditions_to_domain): Same.
2285 (add_conditions_to_constraints): Remove.
2286 (build_scop_context): New.
2287 (add_iter_domain_dimension): New.
2288 (build_iteration_domains): Initialize pbb->iterators.
2289 Call add_conditions_to_domain.
2292 (index_outermost_in_loop): New.
2293 (index_pbb_in_loop): New.
2294 (outermost_pbb_in): New.
2295 (add_in_sequence): New.
2296 (add_outer_projection): New.
2297 (outer_projection_mupa): New.
2298 (add_loop_schedule): New.
2299 (build_schedule_pbb): New.
2300 (build_schedule_loop): New.
2301 (embed_in_surrounding_loops): New.
2302 (build_schedule_loop_nest): New.
2303 (build_original_schedule): New.
2304 (build_poly_scop): Call build_original_schedule.
2305 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
2306 (free_poly_dr): Remove.
2307 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
2308 (free_poly_bb): Remove.
2309 (debug_loop_vec): Remove.
2310 (print_isl_ast): Declare.
2311 (debug_isl_ast): Declare.
2312 (scop_do_interchange): Remove.
2313 (scop_do_strip_mine): Remove.
2314 (scop_do_block): Remove.
2315 (flatten_all_loops): Remove.
2316 (optimize_isl): Remove.
2317 (pbb_number_of_iterations_at_time): Remove.
2318 (debug_scop_pbb): Declare.
2319 (print_schedule_ast): Declare.
2320 (debug_schedule_ast): Declare.
2321 (struct scop): Remove schedule. Add original_schedule,
2322 transformed_schedule.
2323 (free_gimple_poly_bb): Remove.
2324 (print_generated_program): Remove.
2325 (debug_generated_program): Remove.
2326 (unify_scattering_dimensions): Remove.
2327 * sese.c (print_edge): ... here.
2328 (print_sese): ... here.
2329 (debug_edge): ... here.
2330 (debug_sese): ... here.
2331 * sese.h (print_edge): Declare.
2332 (print_sese): Declare.
2333 (dump_edge): Declare.
2334 (dump_sese): Declare.
2336 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2337 Sebastian Pop <s.pop@samsung.com>
2339 * Makefile.in: Set ISLVER in site.exp.
2341 2016-01-25 Jakub Jelinek <jakub@redhat.com>
2343 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
2344 DECL_VALUE_EXPR of new_var even for the non-array case. Look
2345 through DECL_VALUE_EXPR for expansion.
2347 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2349 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
2350 the frame info after reload completed.
2352 2016-01-25 Jeff Law <law@redhat.com>
2354 PR tree-optimization/69196
2355 PR tree-optimization/68398
2356 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
2357 tree-ssa-threadupdate.c.
2358 (determine_bb_domination_status): Prototype
2359 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
2360 (determine_bb_domination_status): No longer static.
2361 (valid_jump_thread_path): Remove code to detect characteristics
2362 of the jump thread path not associated with correctness.
2363 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
2364 Correct test for thread path length. Count PHIs for real operands as
2365 statements that need to be copied. Do not count ASSERT_EXPRs.
2366 Look at all the blocks in the thread path. Compute and selectively
2367 filter thread paths based on threading through the latch, threading
2368 a multiway branch or crossing a multiway branch.
2370 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2372 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
2373 decl with __attribute__ ((unused)) annotation.
2375 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
2378 * tree-vect-stmts.c (vectorizable_condition): Check vectype
2379 of operands is compatible with a statement vectype.
2381 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
2383 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
2384 improve wording for mixed storage order support.
2386 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
2388 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
2389 (vcvt_u64_f64): Likewise.
2390 (vcvta_s64_f64): Likewise.
2391 (vcvta_u64_f64): Likewise.
2392 (vcvtm_s64_f64): Likewise.
2393 (vcvtm_u64_f64): Likewise.
2394 (vcvtn_s64_f64): Likewise.
2395 (vcvtn_u64_f64): Likewise.
2396 (vcvtp_s64_f64): Likewise.
2397 (vcvtp_u64_f64): Likewise.
2399 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
2401 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
2402 (arc_init): Check validity mll64 option.
2403 (arc_save_restore): Use double load/store instruction.
2404 (arc_expand_movmem): Likewise.
2405 (arc_split_move): Don't split if we have double load/store
2406 instructions. Returns a boolean.
2407 (arc_process_double_reg_moves): Change function to return boolean
2408 instead of a sequence of instructions.
2409 (arc_dwarf_register_span): New function.
2410 * config/arc/arc-protos.h (arc_split_move): Change prototype.
2411 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
2412 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
2413 (*movdf_insn): Likewise.
2414 * config/arc/arc.opt (mll64): New option.
2415 * config/arc/predicates.md (even_register_operand): New predicate.
2416 * doc/invoke.texi (ARC Options): Add mll64 documentation.
2418 2016-01-25 Richard Biener <rguenther@suse.de>
2421 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
2422 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
2424 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2426 2016-01-25 Richard Biener <rguenther@suse.de>
2428 PR tree-optimization/69376
2429 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
2431 (VN_INFO_ANTI_RANGE_P): New inline.
2432 (VN_INFO_RANGE_TYPE): Likewise.
2433 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
2434 SSA_NAME_ANTI_RANGE_P.
2435 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
2436 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2437 Properly query VN_INFO_RANGE_TYPE.
2439 2016-01-25 Nick Clifton <nickc@redhat.com>
2442 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2444 2016-01-23 Tom de Vries <tom@codesourcery.com>
2446 PR tree-optimization/69426
2447 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
2450 2016-01-23 Jakub Jelinek <jakub@redhat.com>
2452 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
2453 "the the" with "the" in the comments.
2454 * ipa-devirt.c (build_type_inheritance_graph,
2455 update_type_inheritance_graph): Likewise.
2456 * tree.c (build_function_type_list_1): Likewise.
2457 * cfgloopmanip.c (scale_loop_profile): Likewise.
2458 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
2459 * gimple-ssa-split-paths.c
2460 (find_block_to_duplicate_for_splitting_paths): Likewise.
2461 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
2462 * expr.c (convert_move): Likewise.
2463 * var-tracking.c (vt_stack_adjustments): Likewise.
2464 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2465 * tree-vrp.c (test_for_singularity): Likewise.
2467 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
2468 directly instead of building a temporary tree.
2471 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
2472 remove <algorithm> include.
2474 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2477 * config/i386/i386.c: Include dojump.h.
2478 (expand_small_movmem_or_setmem,
2479 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
2481 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
2482 if dynamic_check != -1.
2484 2016-01-21 Jeff Law <law@redhat.com>
2487 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2488 record_temporary_equivalences. Rewritten to avoid unnecessary calls
2489 into dominated_by_p.
2490 (cprop_into_successor_phis): Avoid unnecessary tests.
2492 2016-01-22 Richard Henderson <rth@redhat.com>
2495 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2496 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2498 2016-01-22 Michael Matz <matz@suse.de>
2500 * system.h (string, algorithm): Include only conditionally.
2501 (new): Include always under C++.
2502 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2503 * final.c (toplevel): Ditto.
2504 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2505 * genconditions.c (write_header): Make gencondmd.c define
2507 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2509 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2510 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2512 2016-01-22 Christian Bruel <christian.bruel@st.com>
2515 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2517 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2520 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2521 define_insn_and_split. Ensure operands[1] and operands[0] do not
2522 get assigned the same register.
2524 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2526 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2528 2016-01-22 Christian Bruel <christian.bruel@st.com>
2530 * config/arm/arm-c.c (arm_pragma_target_parse):
2531 Remove warn_builtin_macro_redefined overwrite.
2533 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2535 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2536 flag_non_call_exceptions compatibility.
2538 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2541 * dwarf2out.c (add_child_die_after): New function.
2542 (dwarf_qual_info_t): New type.
2543 (dwarf_qual_info): New variable.
2544 (qualified_die_p): New function.
2545 (modified_type_die): For -fdebug-types-section, ensure
2546 canonical order of qualifiers. Put qualified DIEs adjacent
2547 to the corresponding non-qualified type DIE and search there
2548 for existing qualified DIEs.
2550 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2552 * doc/extend.texi (scalar_storage_order type attribute): Document
2553 restriction on type punning and aliasing, and remove future tense.
2555 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2558 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2561 2016-01-21 Jeff Law <law@redhat.com>
2564 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2565 useless call to record_temporary_equivalences.
2566 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2567 allocate 10 slots in the bb_path vector and let it grow as needed.
2568 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2571 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2573 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2575 * configure: Regenerate.
2577 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2579 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2580 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2582 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2585 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2586 drop EXPAND_INITIALIZER.
2587 * rtl.h (contains_symbolic_reference_p): Declare.
2588 * rtlanal.c (contains_symbolic_reference_p): New function.
2589 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2590 a subtraction into a NOT if symbolic constants are involved.
2592 2016-01-21 Anton Blanchard <anton@samba.org>
2593 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2596 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2598 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2601 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2603 * config/microblaze/microblaze.c
2604 (get_branch_target): New.
2605 (insert_wic_for_ilb_runout): New.
2607 (microblaze_machine_dependent_reorg): New.
2608 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2609 * config/microblaze/microblaze.md
2610 (UNSPEC_IPREFETCH): Define.
2611 (iprefetch): New pattern
2612 * config/microblaze/microblaze.opt
2613 (mxl-prefetch): New flag.
2615 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2617 * config/microblaze/microblaze.h
2618 (FIXED_REGISTERS): Update in macro.
2619 (CALL_USED_REGISTERS): Update in macro.
2621 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2623 PR rtl-optimization/68920
2624 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2627 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2629 PR rtl-optimization/68990
2630 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2631 pseudo instead of inheritance ones.
2633 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2634 Nick Clifton <nickc@redhat.com>
2638 * config/mips/mips.c (mips_compute_frame_info): Initialise
2639 args_size and hard_frame_pointer_offset fields of the frame
2640 structure before calling mips_global_pointer.
2642 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2644 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2646 * configure: Regenerate.
2648 2016-01-21 Richard Biener <rguenther@suse.de>
2650 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2652 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2654 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2655 to actually emit the .size directive.
2657 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2658 Jakub Jelinek <jakub@redhat.com>
2662 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2663 args array size by one to avoid buffer overflow.
2665 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2667 * config/s390/s390.md (pool_section_start): Use switch_to_section
2668 to select proper read-only data section instead of hardcoding
2670 (pool_section_end): Use switch_to_section to match the above.
2672 2016-01-21 Richard Biener <rguenther@suse.de>
2674 PR tree-optimization/69378
2675 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2676 (set_ssa_val_to): Use it for dominance checks taking into
2677 account not executable edges.
2679 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2682 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2683 for bitsize instead of GET_MODE_PRECISION (mode).
2685 2016-01-20 Martin Sebor <msebor@redhat.com>
2688 * extend.texi (__sync Builtins): Clarify the semantics of
2689 __sync_fetch_and_OP built-ins on pointers.
2690 (__atomic Builtins): Same.
2692 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2693 Sebastian Pop <s.pop@samsung.com>
2695 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2696 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2697 (is_valid_rename): Same.
2698 (translate_isl_ast_to_gimple::get_rename): Same.
2699 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2700 (translate_isl_ast_to_gimple::rename_uses): Same.
2701 (get_new_name): Check for close_phi nodes.
2702 (copy_loop_phi_args): Use phi_node_kind.
2703 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2704 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2706 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2707 Sebastian Pop <s.pop@samsung.com>
2709 Revert commit r229783.
2710 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2711 Remove use of parameter_rename_map.
2713 (copy_internal_parameters): Remove.
2714 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2715 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2716 (free_sese_info): Do not free parameter_rename_map.
2717 (set_rename): Do not use parameter_rename_map.
2718 (rename_uses): Update call to set_rename.
2719 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2720 * sese.h (parameter_rename_map_t): Remove.
2721 (struct sese_info_t): Remove field parameter_rename_map.
2723 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2724 Sebastian Pop <s.pop@samsung.com>
2726 * graphite-isl-ast-to-gimple.c: Fix comment.
2727 * graphite-scop-detection.c (defined_in_loop_p): New.
2728 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2729 names defined in loop.
2731 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2732 Sebastian Pop <s.pop@samsung.com>
2734 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2735 Discard unstructured if-then-else regions.
2737 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2738 Sebastian Pop <s.pop@samsung.com>
2740 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2741 (cleanup_loop_iter_dom): Remove.
2742 (build_loop_iteration_domains): Remove.
2743 (build_scop_context): Remove.
2744 (build_scop_iteration_domain): Remove.
2745 (add_loop_constraints): New.
2746 (build_iteration_domains): New.
2747 (build_poly_scop): Call build_iteration_domains.
2749 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2750 Sebastian Pop <s.pop@samsung.com>
2752 * graphite-scop-detection.c
2753 (scop_detection::harmful_loop_in_region): Free dom and loops.
2754 (scop_detection::loop_body_is_valid_scop): Free bbs.
2756 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2757 Sebastian Pop <s.pop@samsung.com>
2759 * graphite-scop-detection.c (record_loop_in_sese): New.
2760 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2761 (build_scops): Remove call to build_sese_loop_nests.
2762 * sese.c (sese_record_loop): Remove.
2763 (build_sese_loop_nests): Remove.
2764 (new_sese_info): Remove region->loops.
2765 (free_sese_info): Same.
2766 * sese.h (sese_contains_loop): Same.
2767 (build_sese_loop_nests): Remove.
2768 (sese_contains_loop): Remove.
2770 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2771 Sebastian Pop <s.pop@samsung.com>
2773 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2774 loop_is_valid_in_scop.
2775 (scop_detection::harmful_stmt_in_region): Renamed
2776 harmful_loop_in_region.
2777 Call loop_is_valid_in_scop.
2779 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2780 Sebastian Pop <s.pop@samsung.com>
2782 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2785 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2786 Sebastian Pop <s.pop@samsung.com>
2788 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2789 * graphite.h (struct poly_bb): Remove field is_reduction.
2790 (PBB_IS_REDUCTION): Remove.
2792 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2793 Sebastian Pop <s.pop@samsung.com>
2795 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2796 (add_pdr_constraints): Same.
2797 (scop_get_reads): Same.
2798 (scop_get_must_writes): Same.
2799 (scop_get_may_writes): Same.
2800 (scop_get_original_schedule): Same.
2801 (extend_schedule): Same.
2802 (apply_schedule_on_deps): Same.
2803 (carries_deps): Same.
2804 (compute_deps): Same.
2805 (scop_get_dependences): Same.
2806 * graphite-isl-ast-to-gimple.c
2807 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2808 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2809 (get_schedule_for_band_list): Same.
2810 (get_schedule_map): Same.
2811 (apply_schedule_map_to_scop): Same.
2812 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2813 (build_loop_iteration_domains): Same.
2814 (add_condition_to_pbb): Same.
2815 (add_param_constraints): Same.
2816 (pdr_add_memory_accesses): Same.
2817 (pdr_add_data_dimensions): Same.
2819 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2821 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2824 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2826 * common.opt (feliminate-dwarf2-dups): Replace references to
2827 "DWARF 2" with just "DWARF".
2828 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2829 * doc/extend.texi: Likewise.
2830 * doc/cpp.texi: Likewise.
2831 * doc/invoke.texi: Likewise.
2832 (Option Summary): Add -gdwarf to list of Debugging Options.
2833 (Debugging Options): Document -gdwarf.
2834 * doc/contrib.texi: Spell "DWARF" like that.
2836 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2838 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2839 warning. Fix up formatting.
2842 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2843 attempt to mark memory input operand addressable and
2844 call prepare_gimple_addressable in that case. Don't adjust
2845 input_location for diagnostics, use error_at instead.
2847 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2849 * config/rs6000/ppc-auxv.h: New file.
2850 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2852 (cpu_supports): Likewise.
2853 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2854 (cpu_is_info): New variable.
2855 (cpu_supports_info): Likewise.
2856 (tcb_verification_symbol): Likewise.
2857 (cpu_builtin_p): Likewise.
2858 (cpu_expand_builtin): New function.
2859 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2860 (rs6000_init_builtins): Likewise.
2861 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2862 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2863 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2864 * configure: Regenerate.
2865 * config.in: Likewise.
2866 * doc/extend.texi (PowerPC Built-in Functions): Document
2867 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2869 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2872 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2874 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2877 2016-01-20 Richard Henderson <rth@redhat.com>
2883 * tree.c (tm_define_builtin): New.
2884 (find_tm_vector_type): New.
2885 (build_tm_vector_builtins): New.
2886 (build_common_builtin_nodes): Call it.
2888 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2890 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2891 (arm_fp_ok): Likewise.
2893 (arm_crypto): Likewise.
2895 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2896 Richard Biener <rguenther@suse.de>
2898 PR tree-optimization/69328
2899 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2900 vectors have same number of elements.
2901 (vectorizable_condition): Fix masked version recognition.
2903 2016-01-20 Richard Biener <rguenther@suse.de>
2905 PR tree-optimization/69345
2906 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2907 (VN_INFO_PTR_INFO): Likewise.
2908 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2909 info when it is equal between non-dominating SSA names.
2910 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2911 Make sure to look at original SSA infos.
2913 2016-01-20 Jeff Law <law@redhat.com>
2916 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2918 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2919 (pc_or_label_operand): New predicate.
2920 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2921 tests for small integers that are 2^n - 1.
2923 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2925 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2927 2016-01-19 Jeff Law <law@redhat.com>
2930 * tree-ssa-threadbackwards.c
2931 (fsm_find_control_statement_thread_paths): Do not try to lookup
2932 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2934 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2936 * doc/lto.texi: Remove text that says only Gold has linker plugin
2939 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2941 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2942 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2943 the DIE accordingly.
2944 (modified_type_die): Add REVERSE parameter and pass it recursively,
2945 as well as to base_type_die. Adjust presence check accordingly.
2946 (base_type_for_mode): Adjust call to modified_type_die.
2947 (add_type_attribute): Add REVERSE parameter and pass it to
2949 (generic_parameter_die): Adjust call to add_type_attribute.
2950 (add_scalar_info): Likewise.
2951 (add_subscript_info): Likewise.
2952 (gen_array_type_die): Likewise.
2953 (gen_descr_array_type_die): Likewise.
2954 (gen_entry_point_die): Likewise.
2955 (gen_enumeration_type_die): Likewise.
2956 (gen_formal_parameter_die): Likewise.
2957 (gen_subprogram_die): Likewise.
2958 (gen_variable_die ): Likewise.
2959 (gen_const_die): Likewise.
2960 (gen_field_die): Likewise.
2961 (gen_pointer_type_die): Likewise.
2962 (gen_reference_type_die): Likewise.
2963 (gen_ptr_to_mbr_type_die): Likewise.
2964 (gen_inheritance_die): Likewise.
2965 (gen_subroutine_type_die): Likewise.
2966 (gen_typedef_die): Likewise.
2967 (force_type_die): Adjust call to modified_type_die.
2969 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
2971 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2972 flow throughout the file. Fix broken link to Objective-C 2.0
2974 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2977 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2979 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2981 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2984 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2985 (maybe_record_node): Record cxa_pure_virtual as the only possible
2986 target if there are not ohter candidates.
2987 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2989 2016-01-19 Richard Biener <rguenther@suse.de>
2991 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2992 (get_memory_order): Likewise.
2994 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
2996 * tree-vect-stmts.c (vectorizable_store): Check
2999 2016-01-19 David Malcolm <dmalcolm@redhat.com>
3002 * gcc.c (driver::decode_argv): Add call to
3003 init_opts_obstack before init_options_struct.
3004 * opts.c (init_opts_obstack): Remove idempotency.
3005 (init_options_struct): Replace call to init_opts_obstack
3006 with a gcc_assert to verify that it has already been called.
3007 * toplev.c (toplev::main): Add call to init_opts_obstack before
3008 calls to init_options_struct.
3009 (toplev::finalize): Move cleanup of opts_obstack next to
3010 cleanup of save_decoded_options, clearing the latter, and
3011 save_decoded_options_count.
3013 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3016 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
3017 attribute to unconditional. Remove %? from output template.
3019 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3020 Jiong Wang <jiong.wang@arm.com>
3022 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
3023 generated from different expand order.
3025 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3027 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3028 Add support for CCMP costing.
3030 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3032 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
3033 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
3034 (fccmpe<mode>): Likewise.
3035 (fcmp): Rename to fcmp and globalize pattern.
3037 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
3038 (aarch64_gen_ccmp_next): Add FP support.
3040 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3042 * target.def (gen_ccmp_first): Update documentation.
3043 (gen_ccmp_next): Likewise.
3044 * doc/tm.texi (gen_ccmp_first): Update documentation.
3045 (gen_ccmp_next): Likewise.
3046 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
3047 expand_ccmp_expr_1. Improve comments.
3048 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
3049 (ccmp_ior<mode>): Remove pattern.
3050 (cmp<mode>): Remove expand.
3051 (cmp): Globalize pattern.
3052 (cstorecc4): Use cc_register.
3053 (mov<mode>cc): Remove ccmp_cc_register check.
3054 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
3055 Simplify after removal of CC_DNE/* modes.
3056 (aarch64_ccmp_mode_to_code): Remove.
3057 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
3058 In 'k' case use integer as condition.
3059 (aarch64_nzcv_codes): Remove inverted cases.
3060 (aarch64_code_to_ccmode): Remove.
3061 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
3062 comparison with CC register to be used in folowing CCMP/branch/CSEL.
3063 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
3064 pattern. Return the comparison with CC register. Invert conditions
3066 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
3067 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
3069 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3071 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
3072 instrumented_version.
3074 2016-01-19 Richard Biener <rguenther@suse.de>
3076 PR tree-optimization/69336
3077 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
3078 handled components with get_ref_base_and_extent.
3079 (equal_mem_array_ref_p): Adjust.
3081 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3084 * shrink-wrap.c: Include valtrack.h.
3085 (move_insn_for_shrink_wrap): Add DEBUG argument. If
3086 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
3087 in between insn and where it will be moved to. Call
3088 dead_debug_insert_temp.
3089 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
3090 first and dead_debug_local_finish at the end.
3091 For uses and defs bitmap, handle all regs in between REGNO and
3092 END_REGNO, not just the first one.
3094 2016-01-19 Richard Biener <rguenther@suse.de>
3096 PR tree-optimization/69352
3097 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
3098 (equal_mem_array_ref_p): Constrain size and max size properly.
3099 Compare the reverse flag.
3101 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
3103 * ira.c (ira): Update regstat data if we deleted insns.
3105 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3107 PR rtl-optimization/68955
3108 PR rtl-optimization/64557
3109 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
3110 here. Fix up formatting.
3111 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
3113 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3116 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
3117 assume that the node has body.
3118 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
3121 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3123 * lto-streamer-out.c (lto_output): Do not stream instrumentation
3126 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3128 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
3129 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
3131 2016-01-19 Martin Jambor <mjambor@suse.cz>
3132 Martin Liska <mliska@suse.cz>
3133 Michael Matz <matz@suse.de>
3135 * Makefile.in (OBJS): Add new source files.
3136 (GTFILES): Add hsa.c.
3137 * common.opt (disable_hsa): New variable.
3138 (-Whsa): New warning.
3139 * config.in (ENABLE_HSA): New.
3140 * configure.ac: Treat hsa differently from other accelerators.
3141 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
3143 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
3144 * doc/install.texi (Configuration): Document --with-hsa-runtime,
3145 --with-hsa-runtime-include, --with-hsa-runtime-lib and
3147 * doc/invoke.texi (-Whsa): Document.
3148 (hsa-gen-debug-stores): Likewise.
3149 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
3150 to invoke offload compiler for hsa acclerator.
3151 * opts.c (common_handle_option): Determine whether HSA offloading
3152 should be performed.
3153 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
3154 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
3155 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
3156 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
3157 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
3158 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
3159 GF_OMP_FOR_KIND_GRID_LOOP.
3160 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
3161 (pp_gimple_stmt_1): Likewise.
3162 * gimple-walk.c (walk_gimple_stmt): Likewise.
3163 * gimple.c (gimple_build_omp_grid_body): New function.
3164 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
3165 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
3166 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
3167 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
3168 GF_OMP_TEAMS_GRID_PHONY.
3169 (gimple_statement_omp_single_layout): Updated comments.
3170 (gimple_build_omp_grid_body): New function.
3171 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
3172 (gimple_omp_for_grid_phony): New function.
3173 (gimple_omp_for_set_grid_phony): Likewise.
3174 (gimple_omp_parallel_grid_phony): Likewise.
3175 (gimple_omp_parallel_set_grid_phony): Likewise.
3176 (gimple_omp_teams_grid_phony): Likewise.
3177 (gimple_omp_teams_set_grid_phony): Likewise.
3178 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
3179 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
3180 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
3181 (BUILT_IN_GOMP_TARGET): Updated type.
3182 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
3183 (adjust_for_condition): New function.
3184 (get_omp_for_step_from_incr): Likewise.
3185 (extract_omp_for_data): Moved parts to adjust_for_condition and
3186 get_omp_for_step_from_incr.
3187 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
3188 (fixup_child_record_type): Bail out if receiver_decl is NULL.
3189 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
3190 (scan_omp_parallel): Do not create child functions for phony
3192 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
3193 (scan_omp_1_op): Checking assert we are not remapping to
3194 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
3195 (parallel_needs_hsa_kernel_p): New function.
3196 (expand_parallel_call): Register apprpriate parallel child
3197 functions as HSA kernels.
3198 (grid_launch_attributes_trees): New type.
3199 (grid_attr_trees): New variable.
3200 (grid_create_kernel_launch_attr_types): New function.
3201 (grid_insert_store_range_dim): Likewise.
3202 (grid_get_kernel_launch_attributes): Likewise.
3203 (get_target_argument_identifier_1): Likewise.
3204 (get_target_argument_identifier): Likewise.
3205 (get_target_argument_value): Likewise.
3206 (push_target_argument_according_to_value): Likewise.
3207 (get_target_arguments): Likewise.
3208 (expand_omp_target): Call get_target_arguments instead of looking
3209 up for teams and thread limit.
3210 (grid_expand_omp_for_loop): New function.
3211 (grid_arg_decl_map): New type.
3212 (grid_remap_kernel_arg_accesses): New function.
3213 (grid_expand_target_kernel_body): New function.
3214 (expand_omp): Call it.
3215 (lower_omp_for): Do not emit phony constructs.
3216 (lower_omp_taskreg): Do not emit phony constructs but create for them
3217 a temporary variable receiver_decl.
3218 (lower_omp_taskreg): Do not emit phony constructs.
3219 (lower_omp_teams): Likewise.
3220 (lower_omp_grid_body): New function.
3221 (lower_omp_1): Call it.
3222 (grid_reg_assignment_to_local_var_p): New function.
3223 (grid_seq_only_contains_local_assignments): Likewise.
3224 (grid_find_single_omp_among_assignments_1): Likewise.
3225 (grid_find_single_omp_among_assignments): Likewise.
3226 (grid_find_ungridifiable_statement): Likewise.
3227 (grid_target_follows_gridifiable_pattern): Likewise.
3228 (grid_remap_prebody_decls): Likewise.
3229 (grid_copy_leading_local_assignments): Likewise.
3230 (grid_process_kernel_body_copy): Likewise.
3231 (grid_attempt_target_gridification): Likewise.
3232 (grid_gridify_all_targets_stmt): Likewise.
3233 (grid_gridify_all_targets): Likewise.
3234 (execute_lower_omp): Call grid_gridify_all_targets.
3235 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
3236 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
3237 (tree_omp_clause): Added union field dimension.
3238 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
3239 * tree.c (omp_clause_num_ops): Added number of arguments of
3240 OMP_CLAUSE__GRIDDIM_.
3241 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
3242 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
3243 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
3244 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
3245 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
3246 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
3247 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
3248 * tree-pass.h (make_pass_gen_hsail): Declare.
3249 (make_pass_ipa_hsa): Likewise.
3250 * ipa-hsa.c: New file.
3251 * lto-section-in.c (lto_section_name): Add hsa section name.
3252 * lto-streamer.h (lto_section_type): Add hsa section.
3253 * timevar.def (TV_IPA_HSA): New.
3254 * hsa-brig-format.h: New file.
3255 * hsa-brig.c: New file.
3256 * hsa-dump.c: Likewise.
3257 * hsa-gen.c: Likewise.
3260 * toplev.c (compile_file): Call hsa_output_brig.
3261 * hsa-regalloc.c: New file.
3263 2016-01-18 Jeff Law <law@redhat.com>
3265 PR tree-optimization/69320
3266 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
3267 ranged object, do nothing if the RHS constant is not [0..1].
3268 (optimize_stmt): Comparing a boolean ranged object against a
3269 constant outside [0..1] results in a compile-time constant.
3271 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
3274 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
3276 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3277 (Option Summary): Update to reflect new section and moved options.
3278 (C++ Dialect Options): Move -fstats to new section.
3279 (Debugging Options): Move all dump, statistics, and other GCC
3280 developer options to new section. Rewrite section introduction
3281 and re-order remaining options to put the more basic ones first.
3282 (Optimization Options): Move -fira-verbose and -flto-report* to
3284 (Developer Options): New section incorporating moved options.
3285 * doc/cppopts.texi (-dM): Update cross-reference.
3287 2016-01-18 Richard Henderson <rth@redhat.com>
3290 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
3291 operands to pseudo only if CSE is expected. Split long immediate
3292 operands only after reload, and for the stack pointer.
3293 (*add<GPI>3_pluslong): Remove.
3294 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
3295 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
3296 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
3297 (*add<GPI>3 peepholes): New.
3298 (*add<GPI>3 splitters): New.
3299 * config/aarch64/constraints.md (Upl): New.
3300 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
3302 2016-01-18 Richard Biener <rguenther@suse.de>
3304 PR tree-optimization/69297
3305 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
3307 (vect_bb_vectorization_profitable_p): Clear visited flag again.
3309 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3312 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
3313 of mixind vector and scalar types.
3314 (fold_relational_const): Add handling of vector
3315 comparison with boolean result.
3316 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
3317 comparison of vector operands with boolean result for EQ/NE only.
3318 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
3319 (verify_gimple_cond): Likewise.
3320 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
3323 2016-01-18 Joseph Myers <joseph@codesourcery.com>
3325 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
3328 2016-01-18 Richard Biener <rguenther@suse.de>
3331 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
3333 2016-01-18 Tom de Vries <tom@codesourcery.com>
3335 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
3337 2016-01-18 Tom de Vries <tom@codesourcery.com>
3339 * omp-low.c (set_oacc_fn_attrib): Make extern.
3340 * omp-low.h (set_oacc_fn_attrib): Declare.
3341 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
3342 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
3343 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
3344 Add and handle function parameter oacc_kernels_p.
3345 (find_reduc_addr, get_omp_data_i_param): New function.
3346 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
3347 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
3348 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
3349 Calculate dominance info. Skip loops that are not in a kernels region
3350 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
3351 (pass_parallelize_loops::execute): Call parallelize_loops with
3352 oacc_kernels_p argument.
3353 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
3354 New member function.
3355 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
3356 * passes.def: Add argument to pass_parallelize_loops instantation.
3358 2016-01-18 Tom de Vries <tom@codesourcery.com>
3360 * tree-parloops.c (pass_parallelize_loops::execute): Allow
3361 pass_parallelize_loops to be run outside the loop pipeline.
3363 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3365 * tree-scalar-evolution.c (follow_copies_to_constant): New.
3366 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
3368 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3371 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
3372 using get_ref_base_and_extent.
3373 (equal_mem_array_ref_p): New.
3374 (hashable_expr_equal_p): Add call to previous.
3376 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3379 * tree-sra.c (disqualified_constants, constant_decl_p): New.
3380 (sra_initialize): Allocate disqualified_constants.
3381 (sra_deinitialize): Free disqualified_constants.
3382 (disqualify_candidate): Update disqualified_constants when appropriate.
3383 (create_access): Scan for constant-pool entries as we go along.
3384 (scalarizable_type_p): Add check against type_contains_placeholder_p.
3385 (maybe_add_sra_candidate): Allow constant-pool entries.
3386 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
3387 (initialize_constant_pool_replacements): New.
3388 (sra_modify_assign): Avoid mangling assignments created by previous,
3389 and don't generate writes into constant pool.
3390 (sra_modify_function_body): Call initialize_constant_pool_replacements.
3392 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3394 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
3396 (scalar_chain::convert_op): Likewise.
3397 * config/i386/i386.md (*andndi3_doubleword): New.
3399 2016-01-18 Richard Biener <rguenther@suse.de>
3401 PR tree-optimization/69170
3402 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
3403 building a vector from scalar results of a pattern stmt.
3405 2016-01-18 Jakub Jelinek <jakub@redhat.com>
3407 * haifa-sched.c (autopref_multipass_init): Work around
3408 -Wmaybe-uninitialized warning.
3410 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3412 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
3413 against the constant 0.
3415 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3417 PR tree-optimization/68799
3418 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
3419 look up phi candidates in the statement-candidate map.
3420 (phi_add_costs): Likewise.
3421 (record_phi_increments): Likewise.
3422 (phi_incr_cost): Likewise.
3423 (ncd_with_phi): Likewise.
3424 (all_phi_incrs_profitable): Likewise.
3426 2016-01-17 Jakub Jelinek <jakub@redhat.com>
3428 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
3429 -Wmaybe-uninitialized warning.
3431 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
3433 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3434 (Option Summary): Update to reflect new section and moved options.
3435 (C++ Dialect Options): Move -fvtable-verify and related options.
3436 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
3437 and profiling-related options.
3438 (Optimization Options): Move profile generation options and
3439 -fstack-protector and related options.
3440 (Instrumentation Options): New section incorporating moved options.
3441 (Code Generation Options): Move -finstrument-functions and
3442 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
3444 2016-01-16 Tom de Vries <tom@codesourcery.com>
3446 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
3448 2016-01-16 Tom de Vries <tom@codesourcery.com>
3450 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
3452 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
3454 * hash-table.h (hash_table::empty): Turn into an inline wrapper
3455 that checks whether the table is already empty. Rename the
3456 original implementation to...
3457 (hash_table::empty_slot): ...this new private function.
3459 2016-01-15 David Malcolm <dmalcolm@redhat.com>
3462 * diagnostic-show-locus.c (layout::print_source_line): Move x
3463 offset of line until after call to
3464 get_line_width_without_trailing_whitespace.
3466 2016-01-15 Jeff Law <law@redhat.com>
3468 PR tree-optimization/69270
3469 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
3470 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
3471 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
3472 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
3473 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3474 ssa_name_has_boolean_range and constant_boolean_node.
3476 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
3478 PR rtl-optimization/69030
3479 * lra-spills.c (remove_pseudos): Check nrefs and make the function
3481 (spill_pseudos): Delete debug insn for dead pseudo.
3482 (lra_spill): Initiate spill_hard_reg and slots memory separately.
3484 2016-01-15 Jiong Wang <jiong.wang@arm.com>
3486 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3488 (TYPES_UNOPUS): Likewise.
3489 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3490 builtin type, from UNOP to UNOPUS.
3491 (lbtruncuv4sf): Likewise.
3492 (lbtruncuv2df): Likewise.
3493 (lrounduv2sf): Likewise.
3494 (lrounduv4sf): Likewise.
3495 (lrounduv2df): Likewise.
3496 (lroundusf): Likewise.
3497 (lroundusf): Likewise.
3498 (lceiluv2sf): Likewise.
3499 (lceiluv4sf): Likewise.
3500 (lceiluv2df): Likewise.
3501 (lceilusf): Likewise.
3502 (lceiludf): Likewise.
3503 (lflooruv2sf): Likewise.
3504 (lflooruv4sf): Likewise.
3505 (lflooruv2df): Likewise.
3506 (lfloorusf): Likewise.
3507 (lfloorudf): Likewise.
3508 (lfrintnuv2sf): Likewise.
3509 (lfrintnuv4sf): Likewise.
3510 (lfrintnuv2df): Likewise.
3511 (lfrintnusf): Likewise.
3512 (lfrintnudf): Likewise.
3513 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3515 (vcvtq_u32_f32): Likewise.
3516 (vcvtq_u64_f64): Likewise.
3517 (vcvta_u32_f32): Likewise.
3518 (vcvtaq_u32_f32): Likewise.
3519 (vcvtaq_u64_f64): Likewise.
3520 (vcvtm_u32_f32): Likewise.
3521 (vcvtmq_u32_f32): Likewise.
3522 (vcvtmq_u64_f64): Likewise.
3523 (vcvtn_u32_f32): Likwise.
3524 (vcvtnq_u32_f32): Likewise.
3525 (vcvtnq_u64_f64): Likewise.
3526 (vcvtp_u32_f32): Likewise.
3527 (vcvtpq_u32_f32): Likewise.
3528 (vcvtpq_u64_f64): Likewise.
3529 (vcvtmd_u64_f64): Likewise.
3530 (vcvtms_u32_f32): Likewise.
3531 (vcvtad_u64_f64): Likewise.
3532 (vcvtas_u32_f32): Likewise.
3533 (vcvtnd_u64_f64): Likewise.
3534 (vcvtns_u32_f32): Likewise.
3535 (vcvtpd_u64_f64): Likewise.
3536 (vcvtps_u32_f32): Likewise.
3538 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3540 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3541 CSEL of zero_extended registers.
3543 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3545 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3546 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3548 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3550 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3551 false when argument string is not found in the attributes table
3554 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3557 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3558 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3559 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3562 2016-01-15 Richard Biener <rguenther@suse.de>
3564 PR tree-optimization/66856
3565 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3566 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3567 (vect_create_new_slp_node): Increment stmt reference count.
3568 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3569 an SLP tree before swapping operands.
3570 (vect_build_slp_tree): Likewise.
3571 (destroy_bb_vec_info): Free stmt info after SLP instances.
3572 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3573 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3574 (STMT_VINFO_NUM_SLP_USES): New macro.
3576 2016-01-15 Richard Biener <rguenther@suse.de>
3579 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3580 (add_linkage_name): ... here.
3581 (gen_typedef_die): Use add_linkage_name_raw instead of
3582 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3585 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3587 * gimplify.c (oacc_default_clause): Decode reference and pointer
3588 types for both kernels and parallel regions.
3590 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3593 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3595 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3597 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3598 (convert_scalars_to_vector): Likewise.
3600 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3602 * doc/extend.texi (Type Traits): Fix grammar.
3604 2016-01-15 Martin Jambor <mjambor@suse.cz>
3606 * tree-inline.c (remap_decl): Use existing dclarations if
3607 remapping a type and prevent_decl_creation_for_types.
3608 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3609 decls first. Do real remapping with
3610 prevent_decl_creation_for_types set.
3611 * tree-inline.h (copy_body_data): New field
3612 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3615 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3617 * config/s390/s390.opt (mmvcle): More verbose help text.
3619 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3621 * config/s390/s390.opt: Add period to -mzvector option text.
3623 2016-01-15 Richard Biener <rguenther@suse.de>
3625 PR tree-optimization/68961
3626 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3627 of invariants in stores again.
3629 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3631 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3633 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3635 * config/i386/i386.c (ix86_expand_branch): Don't split
3636 DI mode xor instruction to SI mode.
3638 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3641 * ipa-icf.c (sem_function::merge): Virtual functions may become
3642 reachable even if they address is not taken and there are no
3645 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3647 * lto-streamer-out.c (subtract_estimated_size): New function.
3648 (get_symbol_initial_value): Use it.
3650 2016-01-15 Christian Bruel <christian.bruel@st.com>
3653 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3654 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3655 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3656 use add_builtin_function_ext_scope instead of add_builtin_function.
3657 (neon_set_p, neon_crypto_set_p): Remove.
3658 (arm_init_builtins): Always call arm_init_neon_builtins and
3659 arm_init_crypto_builtins.
3660 (arm_expand_builtin): Check that builtins are allowed for the arch.
3661 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3662 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3663 arm_init_neon_builtins call.
3665 2016-01-15 Richard Biener <rguenther@suse.de>
3667 PR tree-optimization/69117
3668 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3669 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3670 of the leader conservatively.
3671 (free_scc_vn): Restore original SSA name infos.
3673 2016-01-14 Jeff Law <law@redhat.com>
3675 PR tree-optimization/69270
3676 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3677 single bit of precision, verify it's also unsigned.
3678 (record_edge_info): Use constant_boolean_node rather than fold_convert
3679 to convert boolean_true/boolean_false to the right type.
3681 2016-01-14 Richard Henderson <rth@redhat.com>
3684 * loop-doloop.c (record_reg_sets): New.
3685 (doloop_optimize): Reject the transform if the sequence
3686 clobbers registers live at the end of the loop block.
3687 (doloop_optimize_loops): Enable df_live if needed.
3689 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3691 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3692 * gcc/config/rs6000/rs6000.c: Likewise.
3693 * gcc/config/rs6000/rs6000.h: Likewise.
3694 * gcc/config/rs6000/rs6000.md: Likewise.
3695 * gcc/doc/extend.texi: Likewsie.
3697 2016-01-14 Jeff Law <law@redhat.com>
3699 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3702 2016-01-14 Richard Henderson <rth@redhat.com>
3706 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3707 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3708 instead of builtin_decl_declared_p to test for declaration.
3710 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3712 * doc/loop.texi (Loop Analysis and Representation): Document
3713 loop_depth function.
3715 2016-01-14 Tom de Vries <tom@codesourcery.com>
3717 PR tree-optimization/68773
3718 * omp-low.c (expand_omp_target): Don't set force_output.
3719 * varpool.c (varpool_node::get_create): Same.
3720 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3721 offload_funcs with force_output.
3723 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3726 * lra-eliminations.c (move_plus_up): Don't change anything if either
3727 the outer or inner subreg mode is not MODE_INT.
3728 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3729 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3731 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3733 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3734 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3735 reduc_uplus_@var{m}): Remove.
3736 * expr.c (expand_expr_real_2): Remove expansion path for
3737 reduc_[us](min|max|plus) optabs.
3738 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3739 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3740 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3741 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3742 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3743 reduc_[us](min|max|plus) optabs.
3745 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3747 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3748 (reduc_plus_scal_v2sf): New.
3749 (reduc_smax_v2sf): Rename to...
3750 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3751 (reduc_smin_v2sf): Rename to...
3752 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3754 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3756 * alias.c (compare_base_symbol_refs): New function.
3757 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3760 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3763 PR tree-optimization/69155
3764 * tree-complex.c: Include cfganal.h.
3765 (phis_to_revisit): New variable.
3766 (extract_component): Add phiarg_p argument. Assert that returned
3767 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3768 (update_phi_components): Partly rewrite to use loop over real/imag
3769 components instead of code duplication. If extract_component returns
3770 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3771 create_tmp_reg into the PHI node instead, and mention the phi triplet
3773 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3774 in phis_to_revisit at the end.
3776 2016-01-14 Richard Biener <rguenther@suse.de>
3778 PR tree-optimization/68060
3779 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3780 outer loop reduction is only used in the inner loop before
3781 detecting a double reduction.
3783 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3786 * combine.c (expand_field_assignment): Punt if compute_mode is
3787 unsupported scalar mode.
3789 2016-01-14 Richard Biener <rguenther@suse.de>
3791 PR tree-optimization/66856
3792 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3793 SLP node only if it built successfully.
3794 (vect_analyze_slp_instance): Adjust.
3796 2016-01-14 Jeff Law <law@redhat.com>
3798 PR tree-optimization/69270
3799 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3800 (record_edge_info): Use it. Convert boolean_{true,false}_node
3803 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3806 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3807 use block_ultimate_origin
3808 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3810 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3812 * doc/invoke.texi (Submodel Options): Rename section to
3813 "Machine-Dependent Options" to better reflect its content.
3814 Rewrite introductory text to remove archaic CPU names.
3817 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3819 * doc/invoke.texi (Code Gen Options): Move section up in file,
3820 before target-specific options. Update menu and option summary
3821 to reflect the new section ordering.
3823 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3825 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3826 (C++ Dialect Options): Add cross-reference to -std option.
3827 * doc/standards.texi (C++ Language): Document C++14 support.
3829 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3831 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3832 for pack/unpack functions for __ibm128.
3833 (PACK_IF): Likewise.
3834 (UNPACK_IF): Likewise.
3836 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3837 support for __ibm128 pack/unpack functions.
3838 (rs6000_invalid_builtin): Likewise.
3839 (rs6000_init_builtins): Likewise.
3840 (rs6000_opt_masks): Likewise.
3842 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3843 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3845 (RS6000_BTM_COMMON): Likewise.
3847 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3848 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3849 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3850 128-bit floating point. Add support for the double values to be
3851 in Altivec registers for TF/IF packing and unpacking, but restrict
3852 TD packing sub-fields to be FPR registers. Don't allow overlapped
3853 register support for packing. Allow pack inputs to be memory
3854 locations. Don't build generator functions for unpack<mode>_dm
3855 and unpack<mode>_nodm.
3856 (unpack<mode>_dm): Likewise.
3857 (unpack<mode>_nodm): Likewise.
3858 (pack<mode>): Likewise.
3860 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3861 built-in functions to pack/unpack explicit __ibm128 values.
3862 (__builtin_unpack_ibm128): Likewise.
3864 * doc/extend.texi (PowerPC Built-in Functions): Document
3865 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3867 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3870 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3871 Add new arg loc and pass it down as context.
3872 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3873 to the location to use for the warning.
3874 (check_function_arguments): New arg loc. All callers changed. Pass
3875 it to check_function_nonnull.
3876 * c-common.h (check_function_arguments): Adjust declaration.
3878 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3880 PR tree-optimization/69156
3881 * gimple.c (validate_type): Removed.
3882 (gimple_builtin_call_types_compatible_p): Use
3883 useless_type_conversion_p instead of validate_type.
3884 * value-prof.c (gimple_stringop_fixed_value): Fold
3885 icall_size to correct type.
3887 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3889 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3892 2016-01-13 Richard Henderson <rth@redhat.com>
3895 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3896 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3897 (ix86_builtin_tm_store): Remove.
3898 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3899 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3900 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3901 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3902 * doc/tm.texi: Rebuild.
3904 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3905 (BUILT_IN_TM_MEMCPY_RTWN): New.
3906 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3907 fallback from vector to integer helpers.
3908 (build_tm_load): Handle vector types directly, instead of
3910 (build_tm_store): Likewise.
3911 (expand_assign_tm): Prepare for register types not handled by
3912 the above. Copy them to memory and use memcpy.
3913 * tree.c (tm_define_builtin): New.
3914 (find_tm_vector_type): New.
3915 (build_tm_vector_builtins): New.
3916 (build_common_builtin_nodes): Call it.
3918 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3920 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3921 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3923 2016-01-13 Tom de Vries <tom@codesourcery.com>
3925 PR tree-optimization/69169
3926 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3927 handled_struct_type param.
3928 (create_variable_info_for, intra_create_variable_infos): Call
3929 create_variable_info_for_1 with extra arg.
3931 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3933 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3934 and "armv8.1-a+crc" entries.
3936 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3939 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3940 Change first operand predicate from register_or_constm1_operand
3941 to register_operand.
3942 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3943 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3944 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3945 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3946 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3947 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3948 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3949 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3950 comparison with constm1_rtx from vec_prefetch_gen part.
3952 2016-01-13 Richard Biener <rguenther@suse.de>
3954 PR tree-optimization/69013
3955 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3956 Exchange assert for a test.
3958 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3961 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3963 2016-01-13 Richard Biener <rguenther@suse.de>
3965 PR tree-optimization/69242
3966 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3967 assert with a check.
3969 2016-01-13 Richard Biener <rguenther@suse.de>
3971 PR tree-optimization/69186
3972 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3973 Properly guard vect_update_misalignment_for_peel call.
3975 2016-01-12 Jeff Law <law@redhat.com>
3977 PR tree-optimization/pr67755
3978 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3979 "need_profile_correction".
3980 (thread_block_1): Initialize new field to false by default. If we
3981 have multiple thread paths through a common joiner to different
3982 final targets, then set new field to true.
3983 (compute_path_counts): Only do count adjustment when it's really
3986 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3988 * doc/invoke.texi (Spec Files): Move section down in file, past
3989 all command-line option descriptions.
3991 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3994 * doc/gty.texi: Remove documentation of mark_hook.
3995 * gengtype.c (struct write_types_data): Remove code to support
3996 mark_hook attribute.
3997 (walk_type): Likewise.
3998 (write_func_for_structure): Likewise.
4000 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4002 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
4003 Directory Options, and -specs= to Overall Options.
4004 (Overall Options): Adjust similarly. Reorder to group related
4005 options together. Make -specs= cross-reference the spec file details.
4006 (Directory Options): Adjust similarly.
4008 2016-01-12 Jeff Law <law@redhat.com>
4010 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
4012 2016-01-12 Olivier Hainque <hainque@adacore.com>
4014 * gcc.c (spec_undefvar_allowed): New global.
4015 (process_command): Set to true when running for --version or --help,
4017 (getenv_spec_function): When the variable is not defined, use the
4018 variable name as the variable value if we're allowed not to issue
4021 2016-01-12 Bin Cheng <bin.cheng@arm.com>
4023 PR tree-optimization/68911
4024 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
4025 information computed for expression "init + nit * step".
4027 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4029 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
4030 about name of GCC executable. Remove deleted node from menu.
4031 (Directory Options) <-B>: Remove cross-reference to deleted node.
4032 (Target Options): Delete section.
4034 2016-01-12 Christian Bruel <christian.bruel@st.com>
4037 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
4038 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
4040 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4043 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
4044 aligned_mem is properly set for AVX512-VL floating point masked
4048 * ifcvt.c (cond_exec_process_if_block): When removing the last
4049 insn from then_bb, remove also any possible barriers that follow it.
4051 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
4055 * config/i386/iamcu.h (SIZE_TYPE): New macro.
4056 (PTRDIFF_TYPE): Likewise.
4057 (WCHAR_TYPE): Likewise.
4058 (WCHAR_TYPE_SIZE): Likewise.
4059 (STDINT_LONG32): Likewise.
4061 2016-01-12 Richard Biener <rguenther@suse.de>
4063 PR tree-optimization/69053
4064 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
4065 convert initial value for cond reductions.
4067 2016-01-12 Richard Biener <rguenther@suse.de>
4069 PR tree-optimization/69007
4070 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
4071 widen_sum after dot_prod and sad.
4073 2016-01-12 Richard Biener <rguenther@suse.de>
4075 PR tree-optimization/69168
4076 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
4077 pattern stmt SLP type.
4078 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
4079 end up unused so cope with that case.
4081 2016-01-12 Richard Biener <rguenther@suse.de>
4083 PR tree-optimization/69157
4084 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
4085 stmts def type only during analyze phase.
4086 (vectorizable_call): Likewise.
4087 (vectorizable_simd_clone_call): Likewise.
4088 (vectorizable_conversion): Likewise.
4089 (vectorizable_assignment): Likewise.
4090 (vectorizable_shift): Likewise.
4091 (vectorizable_operation): Likewise.
4092 (vectorizable_store): Likewise.
4093 (vectorizable_load): Likewise.
4095 2016-01-12 Richard Biener <rguenther@suse.de>
4097 PR tree-optimization/69174
4098 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
4100 (vectorizable_load): Properly compute the number of loads needed
4101 for permuted strided SLP loads and do not spuriously assign
4102 to SLP_TREE_VEC_STMTS.
4104 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
4106 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
4107 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
4108 (MD_EXEC_PREFIX): Remove.
4109 (MD_STARTFILE_PREFIX) Removee.
4110 (FILE_NAME_ABSOLUTE_P): Remove.
4111 (CPP_SPEC): Do not read macros from sys/version.h.
4112 (LINK_COMMAND_SPEC): Remove.
4113 (LOCAL_INCLUDE_DIR): Remove.
4114 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
4115 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
4116 (POST_LINK_SPEC): Define to invoke stubify after linker
4117 (LIBSTDCXX): Remove define
4118 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
4119 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
4120 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
4121 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
4122 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
4123 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
4124 (i386_djgpp_asm_named_section): Add propotype of new procedure
4126 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
4127 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
4128 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
4129 in config/i386/djgpp.h).
4130 (STANDARD_STARTFILE_PREFIX_2): Define identical to
4131 STANDARD_STARTFILE_PREFIX_1.
4132 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
4133 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
4134 installation errors.
4135 (MAX_OFILE_ALIGNMENT): Define to 128.
4136 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
4138 * config/i386/djgpp.c: New file. Add implementation of
4139 i386_djgpp_asm_named_section.
4141 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
4143 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
4144 Add rule for building djgpp.o.
4146 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4148 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
4149 (rtx_is_swappable_p): Reductions are swappable.
4150 (insn_is_swappable_p): V2DF reductions are swappable.
4152 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
4154 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
4155 reloads for other unsupported memory operands.
4157 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4158 Jim Wilson <jim.wilson@linaro.org>
4161 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
4162 copy_to_mode_reg instead of force_reg.
4164 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4167 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
4168 TARGET_80387 is true.
4170 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4173 * lra-eliminations.c (move_plus_up): Only move plus up
4174 if subreg of the constant can be simplified into constant
4175 and use the simplified subreg of the constant instead of
4176 the original constant.
4178 * fold-const.c (fold_convertible_p): Don't return true
4179 for conversion of VECTOR_TYPE to same sized integral type.
4180 (fold_convert_loc): Fix up formatting. Fold conversion of
4181 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
4182 instead of NOP_EXPR.
4184 PR tree-optimization/69214
4185 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
4186 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
4189 PR tree-optimization/69207
4190 * tree-vect-slp.c (vect_get_constant_vectors): For
4191 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
4192 fold_convertible_p to vector_type's element type, and always
4193 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
4195 2016-01-11 Richard Biener <rguenther@suse.de>
4197 PR tree-optimization/69173
4198 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
4199 fixup the cycle if all stmts are in a pattern.
4201 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
4204 * alias.c (base_alias_check): Move check for addresses with
4205 alignment ANDs before the call for compare_base_decls.
4206 (memrefs_conflict_p): Return -1 for different decls
4207 that went through alignment adjustments.
4209 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4211 PR rtl-optimization/68796
4212 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
4213 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
4214 and QImode comparisons against zero with CC_NZmode.
4215 * config/aarch64/iterators.md (short_mask): New mode_attr.
4217 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4219 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
4220 (<avx512>_store<mode>_mask): Likewise.
4222 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
4223 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4225 PR rtl-optimization/68841
4226 * ifcvt.c (struct noce_if_info): Add orig_x field.
4227 (bbs_ok_for_cmove_arith): Add to_rename parameter.
4228 Don't record conflicts on to_rename if it's present.
4229 Allow memory destinations in sets.
4230 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
4231 blocks, passing orig_x to the checks.
4232 (noce_process_if_block): Set if_info->orig_x appropriately.
4234 2016-01-11 Tom de Vries <tom@codesourcery.com>
4236 PR tree-optimization/69069
4237 * tree-parloops.c (create_parallel_loop): Add missing phi args.
4239 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
4241 PR rtl-optimization/68920
4242 * config/i386/i386.c (ix86_option_override_internal): Restrict number
4243 of conditional moves for RTL if-conversion to 1 for
4244 TARGET_ONE_IF_CONV_INSN.
4245 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
4246 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
4247 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
4248 parameter to restirct number of conditional moves for
4250 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
4251 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
4254 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
4257 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
4258 onepart vars. Fix typo in comment. Fix reversed condition in
4260 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
4263 * var-tracking.c (dump_onepart_variable_differences): New.
4264 (dataflow_set_different): If a detailed dump is requested,
4265 delay early returns and dump differences between onepart
4266 variables present before and after, and added variables.
4268 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
4271 * expr.c (expand_expr_real_1): For boolean vector constants
4272 with a scalar mode use const_scalar_mask_from_tree.
4273 (const_scalar_mask_from_tree): New.
4274 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
4275 assigned to a mask type to handle constants.
4277 2016-01-11 Martin Jambor <mjambor@suse.cz>
4280 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
4281 useless parameters if we cannot change function signature.
4283 2016-01-11 Martin Jambor <mjambor@suse.cz>
4286 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
4289 2016-01-11 Tom de Vries <tom@codesourcery.com>
4291 PR tree-optimization/69109
4292 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
4295 2016-01-11 Tom de Vries <tom@codesourcery.com>
4297 PR tree-optimization/69108
4298 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
4299 res is not used in a phi.
4301 2016-01-11 Yury Gribov <y.gribov@samsung.com>
4304 * common.opt (frandom-seed): Fix parameter name.
4305 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
4307 2016-01-11 Tom de Vries <tom@codesourcery.com>
4309 PR tree-optimization/69058
4310 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
4313 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
4315 * config/arc/arc.opt (mdiv-rem): Add period to the end.
4316 (mcode-density): Likewise.
4318 2016-01-10 Tom de Vries <tom@codesourcery.com>
4320 PR tree-optimization/69062
4321 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
4322 (parallelize_loops): Don't paralelize loop that has phi with address
4325 2016-01-10 Tom de Vries <tom@codesourcery.com>
4327 PR tree-optimization/69039
4328 * tree-parloops.c (try_create_reduction_list): Only allow single exit
4331 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
4334 * match.pd: Require target has function_c99_misc before doing
4335 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
4337 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
4339 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
4341 * configure: Regenerate.
4343 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4346 PR tree-optimization/69097
4347 * fold-const.h (expr_not_equal_to): New prototype.
4348 * fold-const.c: Include stringpool.h and tree-ssanames.h.
4349 (expr_not_equal_to): New function.
4350 * match.pd (X % -Y is the same as X % Y): Don't optimize
4351 unless X is known not to be equal to minimum or Y is known
4352 not to be equal to -1.
4353 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
4354 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
4355 (simplify_stmt_using_ranges): Adjust caller.
4356 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
4357 substitute_and_fold.
4359 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
4361 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
4364 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4366 PR tree-optimization/69167
4367 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
4368 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
4370 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
4372 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4373 Richard Biener <rguenther@suse.de>
4375 PR tree-optimization/68707
4376 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
4377 instances that can be handled via vect_load_lanes.
4379 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
4381 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
4382 if we can't determine address equivalence.
4383 * alias.c (compare_base_decl): Update for changed return value of
4384 symtab_node::equal_address_to.
4386 2016-01-08 Jason Merrill <jason@redhat.com>
4390 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
4391 * expr.c (store_field): Not here.
4392 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
4393 call with TREE_ADDRESSABLE type.
4394 * tree-cfg.c (verify_gimple_call): Adjust.
4396 2016-01-08 Olivier Hainque <hainque@adacore.com>
4398 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
4401 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4403 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
4404 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
4405 (reduc_smin_v2sf): Rename to...
4406 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
4407 (reduc_splus_v2sf): Rename to...
4408 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
4410 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4412 PR tree-optimization/69162
4413 * gimplify.c (gimplify_va_arg_expr): Encode original type of
4414 valist argument in another argument.
4415 (gimplify_modify_expr): Adjust for the above change. Cleanup.
4416 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
4417 to determine the va_list type, build a MEM_REF instead of
4418 build_fold_indirect_ref.
4420 PR tree-optimization/69172
4421 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
4424 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
4426 PR tree-optimization/67781
4427 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4428 and cmpnop in two steps: first the ones not accessed in original
4429 gimple expression in a endian independent way and then the ones not
4430 accessed in the final result in an endian-specific way.
4432 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4434 PR tree-optimization/69083
4435 * tree-vect-slp.c (vect_get_constant_vectors): For
4436 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
4437 element type. If op is fold_convertible_p to vector_type's element
4438 type, use NOP_EXPR instead of VCE.
4440 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
4442 PR rtl-optimization/67778
4443 PR rtl-optimization/68634
4444 PR rtl-optimization/68909
4445 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
4446 block from the stack until done with it. Remove a superfluous
4447 bitmap set. Remove a superfluous bitmap test.
4449 2016-01-07 Martin Sebor <msebor@redhat.com>
4452 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
4453 constraint on the type of arguments.
4455 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
4457 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
4458 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
4459 unaligned_access on the gcc_options set.
4460 * config/arm/arm.c (arm_option_override_internal): Use
4461 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
4463 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4466 * config/i386/i386.c (ix86_frame_pointer_required): Enable
4467 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
4469 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4472 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4475 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4476 depending on frame_pointer_needed before remaining integer and SSE
4477 registers are saved.
4479 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
4482 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4484 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
4487 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4488 Use the "xBm" constraint.
4489 (float<sseintvecmodelower><mode>2<mask_name><round_name):
4491 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4492 (sse_cvtsi2ssq<round_name>): Likewise.
4493 (sse_cvtss2si<round_name>): Likewise.
4494 (sse_cvtss2siq<round_name>): Likewise.
4495 (sse2_cvtsi2sdq<round_name>): Likewise.
4496 (sse2_cvtsd2si<round_name>): Likewise.
4497 (sse2_cvtsd2siq<round_name>): Likewise.
4498 * config/i386/subst.md (round_nimm_scalar_predicate): New
4501 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
4504 * varasm.c (make_decl_rtl): Mark invalid register vars as
4507 PR rtl-optimization/66206
4508 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4509 All callers changed.
4511 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4513 PR tree-optimization/69141
4514 * tree-ssa-pre.c: Include langhooks.h.
4515 (eliminate_dom_walker::before_dom_children): Use
4516 lang_hooks.decl_printable_name instead of
4517 cgraph_node::get ()->name ().
4520 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4521 it and DECL_ALIGN too.
4523 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4525 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4527 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4530 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4531 depending on frame_pointer_needed before remaining integer and SSE
4532 registers are saved.
4534 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4536 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4537 mode iterator with VSX_M2.
4538 (*p9_vecstore_<mode>): Likewise.
4539 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4540 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4541 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4542 (define_split for VSX_LE128 stores): Likewise.
4543 (define_peephole2 for TImode LE swaps): Likewise.
4544 (define_split for VSX_LE128 post-reload stores): Likewise.
4546 2016-01-06 Marek Polacek <polacek@redhat.com>
4549 * convert.c (convert_to_integer_1): Adjust call to
4550 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4551 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4552 EXPR instead of ARG.
4553 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4555 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4558 * doc/extend.texi (RL78 Variable Attributes): New section.
4560 2016-01-05 Marek Polacek <polacek@redhat.com>
4563 * builtins.c (get_memmodel): Use expansion point location rather than
4564 the input location. Call warning_at rather than warning.
4565 (expand_builtin_atomic_compare_exchange): Likewise.
4566 (expand_builtin_atomic_load): Likewise.
4567 (expand_builtin_atomic_store): Likewise.
4568 (expand_builtin_atomic_clear): Likewise.
4570 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4573 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4574 Replace nonimmediate_operand with vector_operand.
4575 * config/i386/predicates.md (vector_operand): New predicate.
4576 (general_vector_operand): Replace nonimmediate_operand with
4578 * config/i386/sse.md: Replace nonimmediate_operand with
4579 vector_operand and m constraint with Bm constraint on SSE
4580 patterns with 16-byte memory operand.
4581 * config/i386/subst.md (round_nimm_predicate): Replace
4582 nonimmediate_operand with vector_operand.
4583 (round_saeonly_nimm_predicate): Likewise.
4584 (round_saeonly_nimm_scalar_predicate): New.
4586 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4589 * config/i386/constraints.md (Bm): New constraint.
4590 * config/i386/predicates.md (vector_memory_operand): New
4592 * config/i386/sse.md: Replace xm with xBm in plusminus and
4595 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4598 * doc/extend.texi (V850 Function Attributes): New section.
4599 (V850 Variable Attributes): New section.
4601 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4604 * doc/extend.texi (MicroBlaze Function Attributes): Document
4605 interrupt_handler and fast_interrupt attributes.
4607 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4610 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4611 for local symbolic operands.
4612 * config/ia64/predicates.md (local_symbolic_operand64): New
4615 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4617 PR rtl-optimization/68651
4618 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4621 2016-01-05 Nathan Sidwell <nathan@acm.org>
4623 * alias.c (compare_base_decls): Use symtab_node::get.
4625 2016-01-05 Nick Clifton <nickc@redhat.com>
4628 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4629 secondary_reload_info structure.
4632 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4633 decls if weak support is available.
4635 2016-01-04 Martin Sebor <msebor@redhat.com>
4637 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4639 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4641 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4642 OPTION_MASK_P9_DFORM.
4644 * config/rs6000/constraints.md (wo constraint): New constraint for
4647 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4649 (rs6000_init_hard_regno_mode_ok): Likewise.
4651 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4654 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4655 expanders not to have constraints. Add support for ISA 3.0 xxperm
4656 instruction. Add support for fusing xxlor with xxperm.
4657 (altivec_vperm_<mode>_internal): Likewise.
4658 (altivec_vperm_v8hiv16qi): Likewise.
4659 (altivec_vperm_<mode>v16q): Likewise.
4660 (altivec_vperm_<mode>_uns): Likewise.
4661 (vperm_v8hiv4si): Likewise.
4662 (vperm_v16qiv8hi): Likewise.
4664 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4666 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4668 Update copyright years.
4670 * gcc.c (process_command): Update copyright notice dates.
4671 * gcov-dump.c (print_version): Ditto.
4672 * gcov.c (print_version): Ditto.
4673 * gcov-tool.c (print_version): Ditto.
4674 * gengtype.c (create_file): Ditto.
4675 * doc/cpp.texi: Bump @copying's copyright year.
4676 * doc/cppinternals.texi: Ditto.
4677 * doc/gcc.texi: Ditto.
4678 * doc/gccint.texi: Ditto.
4679 * doc/gcov.texi: Ditto.
4680 * doc/install.texi: Ditto.
4681 * doc/invoke.texi: Ditto.
4683 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4685 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4686 modes larger than TImode as TImode if NEON is not enabled.
4688 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4691 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4692 mode for %f0-%f31 only if TARGET_FPU.
4694 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4697 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4698 to compute the PACKED_P predicate.
4699 (function_arg_record_value): Minor tweaks.
4701 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4703 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4704 option for arm*-*-* targets.
4706 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4708 * doc/extend.texi (Common Function Attributes): Move docs for
4709 MSP430-specific attributes to....
4710 (MSP430 Function Attributes): ...here. Delete the redundant
4711 entries and copy-edit the remaining text.
4712 (MSP430 Variable Attributes): Use uniform format for index
4713 entries and add a cross-reference to the corresponding function
4716 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4718 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4720 (x86 Options): Likewise.
4722 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4726 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4727 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4728 to corresponding attribute.
4730 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4732 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4733 to correct alphabetization of table. Copy-edit and correct
4735 <stack_protect>: Likewise.
4736 <target_clones>: Likewise.
4738 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4739 Correct punctuation.
4740 (Code Gen Options) <-fno-plt>: Copy-edit.
4742 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4745 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4746 SI values. Explicitly convert SI to DI and vice-versa.
4748 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4750 PR tree-optimization/69070
4751 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4752 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4755 * ubsan.c (ubsan_instrument_float_cast): Call
4756 initialize_sanitizer_builtins.
4759 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4761 Copyright (C) 2016 Free Software Foundation, Inc.
4763 Copying and distribution of this file, with or without modification,
4764 are permitted in any medium without royalty provided the copyright
4765 notice and this notice are preserved.