1 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
3 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4 and add bypass for AES{D,E} and AESMC pairs.
5 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11 series for reciprocal square root in Exynos M1.
13 2016-02-23 Martin Sebor <msebor@redhat.com>
16 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
17 __builtin_alloca_with_align.
19 2016-02-23 Richard Henderson <rth@redhat.com>
21 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22 (ix86_register_pragmas): Remove __seg_tls.
23 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
24 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
25 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
26 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
27 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
28 * doc/extend.texi (__seg_tls): Remove item.
30 2016-02-23 Richard Biener <rguenther@suse.de>
32 * alloc-pool.h (struct allocation_object): Make id member
33 conditional on CHECKING_P again.
34 (get_instance): Adjust.
35 (base_pool_allocator): Likewise.
37 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
39 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
40 (parallelize_loops): In OpenACC kernels mode, set n_threads to
42 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
44 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
46 2016-02-23 Richard Biener <rguenther@suse.de>
48 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
49 * bitmap.h (struct bitmap_usage): Likewise.
50 (bitmap_move): Declare.
51 * bitmap.c (register_overhead): Take size_t argument.
52 (bitmap_move): New function.
53 * df-problems.c (df_rd_transfer_function): Use bitmap_move
54 to properly account overhead.
55 * tree.c (free_node): Use tree_size.
57 2016-02-23 Jakub Jelinek <jakub@redhat.com>
60 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
61 when inverting comparison.
64 * common.opt (Wunreachable-code): Add Warning flag.
66 2016-02-23 Mark Wielaard <mjw@redhat.com>
67 Jakub Jelinek <jakub@redhat.com>
70 * cgraphunit.c (check_global_declaration): Check main_input_filename
71 and DECL_SOURCE_FILE are not NULL.
73 2016-02-23 Martin Jambor <mjambor@suse.cz>
75 PR tree-optimization/69666
76 * tree-sra.c (sra_modify_assign): Do not attempt to create
77 default_def replacements for unscalarizable regions.
79 2016-02-20 Mark Wielaard <mjw@redhat.com>
82 * cgraphunit.c (check_global_declaration): Check level of
83 warn_unused_const_variable and main_input_filename.
84 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
85 (-Wunused-variable): For C implies -Wunused-const-variable=1.
86 (-Wunused-const-variable): Explain levels 1 and 2.
88 2016-02-22 Jakub Jelinek <jakub@redhat.com>
91 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
92 identical arguments. Formatting and spelling fixes.
95 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
100 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
101 and m68k-devices.def.
102 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
103 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
105 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
107 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
108 and HImode registers.
110 2016-02-22 Richard Biener <rguenther@suse.de>
112 PR tree-optimization/69882
113 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
114 preserve permutations present because of gaps.
115 (vect_supported_load_permutation_p): Always continue checking
116 permutations after vect_attempt_slp_rearrange_stmts.
118 2016-02-22 Bin Cheng <bin.cheng@arm.com>
120 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
121 min_profitable_estimate, rather than min_profitable_iters.
123 2016-02-22 Jakub Jelinek <jakub@redhat.com>
126 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
127 SImode for last match_operand.
129 2016-02-22 Martin Liska <mliska@suse.cz>
131 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
132 return bitsize - 1 as the return value.
134 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
138 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
139 Handle negative shift counts.
140 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
141 force_reg on the shift constant.
142 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
143 (lshrsi3_d): Handle negative shift counts.
145 2016-02-22 Richard Biener <rguenther@suse.de>
146 Tom de Vries <tom@codesourcery.com>
148 * graph.c: Include dumpfile.h.
149 (print_graph_cfg): Split into three overloads.
150 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
152 2016-02-22 Tom de Vries <tom@codesourcery.com>
154 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
157 2016-02-22 Richard Biener <rguenther@suse.de>
160 * ipa-inline-transform.c (inline_call): When not updating
161 overall summaries adjust self size by the growth estimate.
162 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
163 hash-set, do not update overall summaries here. Renamed from ...
164 (inline_to_all_callers): ... this which is now wrapping the
165 above and performing delayed overall summary update.
166 (early_inline_small_functions): Delay updating of the overall
169 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
171 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
174 2016-02-19 Jakub Jelinek <jakub@redhat.com>
177 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
178 :%* in %:gt() argument.
179 (greater_than_spec_func): Adjust for expecting only numbers,
180 if there are more than two numbers, compare the last two.
182 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
184 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
185 -Wnarrowing with -std.
187 2016-02-19 Jakub Jelinek <jakub@redhat.com>
190 * expr.c (store_field): Don't use bit-field path if exp is
191 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
192 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
193 and the assignment can be performed by bitwise copy. Formatting
197 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
198 call copy_reg_eh_region_note_forward on before and/or after sequences
199 and remove note from insn if it no longer can throw.
202 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
205 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
207 * config/s390/vector.md: Add missing commutative operand markers
208 to the patterns which qualify for one.
209 * config/s390/vx-builtins.md: Likewise.
211 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
213 * config/s390/vector.md (VI, VI_QHS): Add single element vector
214 types to mode iterators.
215 (vec_double): ... and mode attribute.
216 * config/s390/vx-builtins.md (non_vec_int): Likewise.
218 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
220 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
221 Change the predicate of op2 from nonimmediate to general and let
222 reload fix it if necessary.
224 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
226 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
228 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
230 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
233 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
235 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
236 * config/s390/s390.c (s390_expand_vec_movstr): New function.
237 * config/s390/s390.md ("movstr<P:mode>"): Call
238 s390_expand_vec_movstr.
240 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
242 * config/s390/s390.md: Add missing output modifier for operand 1
243 to print it as address properly.
245 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
247 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
248 * config/s390/2964.md: New file.
249 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
250 of insn grouping attributes depending on the CPU level.
251 (s390_get_unit_mask): New function.
252 (s390_sched_score): Remove the OOO from the scheduling macros.
253 Add loop to calculate a score for the instruction mix.
254 (s390_sched_reorder): Likewise plus improve debug output.
255 (s390_sched_variable_issue): Rename macros as above. Calculate
256 the unit distances after actually scheduling an insn. Improve
258 (s390_sched_init): Clear last_scheduled_unit_distance array.
259 * config/s390/s390.md: Include 2964.md.
261 2016-02-18 Jakub Jelinek <jakub@redhat.com>
264 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
265 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
266 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
267 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
268 *avx512f_<code>v8div16qi2_mask_1): New insns.
270 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
273 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
276 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
277 earlyclobber from target. Use wF constraint for fused memory
279 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
281 2016-02-18 Jakub Jelinek <jakub@redhat.com>
282 Martin Liska <mliska@suse.cz>
285 * cfgexpand.c (asan_sanitize_stack_p): New function.
286 (partition_stack_vars): Use the function.
287 (expand_stack_vars): Likewise.
288 (defer_stack_allocation): Likewise.
289 (expand_used_vars): Likewise.
291 2016-02-18 Richard Biener <rguenther@suse.de>
294 * fold-const.c (operand_equal_p): Properly compare offsets for
295 IMAGPART_EXPR and ARRAY_REF.
297 2016-02-18 Nick Clifton <nickc@redhat.com>
301 * config/arm/arm.c (arm_option_override_internal): Disable
302 interworking if the target does not support thumb instructions.
303 (arm_reload_in_hi): Handle the case where a register to register
304 move needs reloading because there is no simple pattern to handle
306 (arm_reload_out_hi): Likewise.
308 2016-02-18 Richard Biener <rguenther@suse.de>
311 * match.pd: Don't use fold_binary or fold_unary for folding
314 2016-02-17 Jakub Jelinek <jakub@redhat.com>
317 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
318 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
319 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
320 warn on gimple_no_warning_p statements.
322 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
324 * doc/extend.texi (C++ Attributes): Correct description of
325 warn_unused type attribute.
327 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
329 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
332 2016-02-17 Richard Biener <rguenther@suse.de>
334 PR rtl-optimization/69609
335 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
336 (find_traces_1_round): When ending a trace update cached priority
338 (bb_to_key): Use cached priority when available.
339 (copy_bb): Initialize cached priority.
340 (reorder_basic_blocks_software_trace_cache): Likewise.
342 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
345 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
347 (aarch64_comparison_operator): Break overly long line into two.
348 (aarch64_comparison_operation): Likewise.
349 * config/aarch64/aarch64.md (cstorecc4): Use
350 aarch64_comparison_operator_mode instead of
351 aarch64_comparison_operator.
352 (cstore<mode>4): Likewise.
353 (aarch64_cstore<mode>): Likewise.
354 (*cstoresi_insn_uxtw): Likewise.
355 (cstore<mode>_neg): Likewise.
356 (*cstoresi_neg_uxtw): Likewise.
358 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
361 * config/arm/predicates.md (arm_comparison_operator_mode):
363 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
364 instead of arm_comparison_operator.
365 (*mov_negscc): Likewise.
366 (*mov_notscc): Likewise.
367 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
368 (*thumb2_mov_negscc): Likewise.
369 (*thumb2_mov_negscc_strict_it): Likewise.
370 (*thumb2_mov_notscc): Likewise.
371 (*thumb2_mov_notscc_strict_it): Likewise.
373 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
375 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
378 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
380 * config/visium/visium.c (machine_libfunc_index): New enum.
381 (machine_libfuncs): New structure.
382 (visium_libfuncs): New static variable.
383 (TARGET_INIT_LIBFUNCS): Define to...
384 (visium_init_libfuncs): ...this. New function.
385 (expand_block_move_4): Use the appropriate libfunc.
386 (expand_block_move_2): Likewise.
387 (expand_block_move_1): Likewise.
388 (expand_block_set_4): Likewise.
389 (expand_block_set_2): Likewise.
390 (expand_block_set_1): Likewise.
391 (visium_trampoline_init): Likewise.
393 2016-02-17 Nick Clifton <nickc@redhat.com>
395 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
396 TI's devices.csv file as of March 2016.
398 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
401 * opts-global.c (handle_common_deferred_options): Introduce and
402 initialize two global variables to remember command-line options
403 specifying a stack-limiting register.
404 * opts.h: Add extern declarations of the two new global variables.
405 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
406 variable based on the values of the two new global variables.
408 2016-02-16 Jakub Jelinek <jakub@redhat.com>
411 * common.opt (Wnonnull-compare): New warning.
412 * doc/invoke.texi (-Wnonnull): Remove text about comparison
413 of arguments against NULL.
414 (-Wnonnull-compare): Document.
415 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
416 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
417 * passes.def (pass_warn_nonnull_compare): Add.
418 * gimple-ssa-nonnull-compare.c: New file.
420 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
422 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
423 AARCH64_EXTRA_TUNE_RECIP_SQRT.
425 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
427 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
428 reciprocal sqrt for -mlow-precision-recip-sqrt.
430 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
431 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
433 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
434 always use lane loads to construct non-constant vectors.
436 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
438 * config/aarch64/aarch64.md
439 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
440 constraints for operand 3.
441 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
443 2016-02-16 Jakub Jelinek <jakub@redhat.com>
444 Richard Biener <rguenther@suse.de>
446 PR tree-optimization/69820
447 * tree-vect-patterns.c (type_conversion_p): Return false if
448 *orig_type is unsigned single precision or boolean.
449 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
452 2016-02-16 Jakub Jelinek <jakub@redhat.com>
454 PR rtl-optimization/69764
455 PR rtl-optimization/69771
456 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
457 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
459 2016-02-16 Richard Biener <rguenther@suse.de>
461 PR tree-optimization/69776
462 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
464 (indirect_refs_may_alias_p): Likewise.
465 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
466 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
468 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
469 (optimize_stmt): For redundant store discovery do not allow tbaa.
471 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
473 PR tree-optimization/69714
474 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
475 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
477 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
479 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
480 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
481 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
482 * config/arc/arc.c (arc_init): Check FPU options.
483 (get_arc_condition_code): Handle new CC_FPU* modes.
484 (arc_select_cc_mode): Likewise.
485 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
486 register pair only. Allow access for ARCv2 accumulator.
487 (gen_compare_reg): Whenever we have FPU support use FPU compare
489 (arc_reorg): Don't generate brcc insns when FPU compare
490 instructions are involved.
491 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
492 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
493 floating point emulation.
494 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
495 (REVERSE_CONDITION): Add new CC_FPU* modes.
496 (TARGET_FP_SP_BASE): Define.
497 (TARGET_FP_DP_BASE): Likewise.
498 (TARGET_FP_SP_FUSED): Likewise.
499 (TARGET_FP_DP_FUSED): Likewise.
500 (TARGET_FP_SP_CONV): Likewise.
501 (TARGET_FP_DP_CONV): Likewise.
502 (TARGET_FP_SP_SQRT): Likewise.
503 (TARGET_FP_DP_SQRT): Likewise.
504 (TARGET_FP_DP_AX): Likewise.
505 * config/arc/arc.md (ARCV2_ACC): New constant.
506 (type): New fpu type attribute.
507 (SDF): Conditional iterator.
508 (cstore<mode>, cbranch<mode>): Change expand condition.
509 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
510 handles FPU/FPX cases as well.
511 * config/arc/arc.opt (mfpu): New option.
512 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
514 (adddf3, muldf3, subdf3): Removed.
515 * config/arc/predicates.md (proper_comparison_operator): Recognize
517 * config/arc/fpu.md: New file.
518 * doc/invoke.texi (ARC Options): Document mfpu option.
520 2016-02-16 Richard Biener <rguenther@suse.de>
522 PR rtl-optimization/69291
523 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
524 noce_operand_ok check.
526 2016-02-16 Tom de Vries <tom@codesourcery.com>
529 * omp-low.c (simd_clone_create): Remove call to
530 symtab->call_cgraph_insertion_hooks.
532 2016-02-16 Jakub Jelinek <jakub@redhat.com>
534 PR tree-optimization/69802
535 * tree-ssa-reassoc.c (update_range_test): If op is
536 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
537 op == 1 test of precision 1 integral op, otherwise handle
538 that case as op itself. Fix up formatting.
539 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
542 2016-02-16 Richard Biener <rguenther@suse.de>
544 PR tree-optimization/69586
545 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
546 types for conversion sources.
548 2016-02-16 Richard Biener <rguenther@suse.de>
551 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
554 2016-02-16 Alan Modra <amodra@gmail.com>
557 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
558 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
559 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
561 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
562 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
563 (p8_fmrgow_<mode>): Likewise.
564 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
566 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
567 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
568 to use movdi_internal64. Remove op0_di.
569 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
571 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
573 Add support for the FCCMP insn types
575 * config/aarch64/aarch64.md (fccmp): Change insn type.
577 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
578 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
579 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
580 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
581 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
582 * config/arm/types.md (fccmps): Add new insn type.
585 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
587 * alias.c (get_alias_set): Fix a typo in comment.
589 2016-02-15 Richard Biener <rguenther@suse.de>
591 PR tree-optimization/69595
592 * match.pd: Complete range test simplification to true.
594 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
596 PR rtl-optimization/69648
597 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
598 pic_offset_table_rtx.
600 PR rtl-optimization/69752
601 * ira.c (update_equiv_regs): When looking for more than a single SET,
602 also take other side effects into account.
604 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
606 * config/s390/s390.c (s390_function_profiler): Add a new sequence
607 for z900+ CPUs in 31-bit mode.
609 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
611 * common/config/s390/s390-common.c (s390_supports_split_stack):
613 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
614 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
615 * config/s390/s390.c (struct machine_function): New field
616 split_stack_varargs_pointer.
617 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
618 in s390_emit_prologue.
619 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
621 (morestack_ref): New global.
622 (SPLIT_STACK_AVAILABLE): New macro.
623 (s390_expand_split_stack_prologue): New function.
624 (s390_live_on_entry): New function.
625 (s390_va_start): Use split-stack vararg pointer if appropriate.
626 (s390_asm_file_end): Emit the split-stack note sections.
627 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
628 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
629 (UNSPECV_SPLIT_STACK_CALL): New unspec.
630 (UNSPECV_SPLIT_STACK_DATA): New unspec.
631 (split_stack_prologue): New expand.
632 (split_stack_space_check): New expand.
633 (split_stack_data): New insn.
634 (split_stack_call): New expand.
635 (split_stack_call_*): New insn.
636 (split_stack_cond_call): New expand.
637 (split_stack_cond_call_*): New insn.
639 2016-02-15 Richard Biener <rguenther@suse.de>
641 PR tree-optimization/69783
642 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
643 Add trivially correct cases.
645 2016-02-15 Tom de Vries <tom@codesourcery.com>
648 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
650 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
652 2016-02-15 Richard Biener <rguenther@suse.de>
654 PR tree-optimization/69776
655 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
656 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
657 indicate whether we can use TBAA to disambiguate against stores.
658 Use alias-set zero if not.
659 (visit_reference_op_store): Do not use TBAA when looking up
661 * tree-ssa-pre.c (compute_avail): Use TBAA here.
662 (eliminate_dom_walker::before_dom_children): But not when looking
665 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
667 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
669 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
671 * config/i386/znver1.md
672 (znver1_pop, znver1_pop_mem,
673 znver1_load_imov_double_store,
674 znver1_load_imov_direct_store,
675 znver1_load_imov_direct_load,
676 znver1_load_imov_double_load): Add new.
677 (znver1_insn, znver1_insn_load): Add icmov type.
679 znver1_sseavx_fma_load,
681 znver1_avx256_fma_load): Fix pipe usage.
683 2016-02-14 Alan Modra <amodra@gmail.com>
686 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
687 with an invalid hard reg, reload just the reg not the entire
688 pre/post-inc/dec address expression.
690 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
693 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
694 fixed R1_REG scratch reg.
695 (sibcall_value_pcrel_fdpic): Likewise.
697 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
701 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
703 2016-02-12 Walter Lee <walt@tilera.com>
705 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
706 * config/tilegx/t-tilegx: Likewise.
708 2016-02-12 David Malcolm <dmalcolm@redhat.com>
711 * diagnostic-show-locus.c (struct line_span): New struct.
712 (layout::get_first_line): Delete.
713 (layout::get_last_line): Delete.
714 (layout::get_num_line_spans): New member function.
715 (layout::get_line_span): Likewise.
716 (layout::print_heading_for_line_span_index_p): Likewise.
717 (layout::get_expanded_location): Likewise.
718 (layout::calculate_line_spans): Likewise.
719 (layout::m_first_line): Delete.
720 (layout::m_last_line): Delete.
721 (layout::m_line_spans): New field.
722 (layout::layout): Update comment. Replace m_first_line and
723 m_last_line with m_line_spans, replacing their initialization
724 with a call to calculate_line_spans.
725 (diagnostic_show_locus): When printing source lines and
726 annotations, rather than looping over a single span
727 of lines, instead loop over each line_span within
728 the layout, with an inner loop over the lines within them.
729 Call the context's start_span callback when changing line spans.
730 * diagnostic.c (diagnostic_initialize): Initialize start_span.
731 (diagnostic_build_prefix): Break out the building of the location
732 part of the string into...
733 (diagnostic_get_location_text): ...this new function, rewriting
734 it from nested ternary expressions to a sequence of "if"
736 (default_diagnostic_start_span_fn): New function.
737 * diagnostic.h (diagnostic_start_span_fn): New typedef.
738 (diagnostic_context::start_span): New field.
739 (default_diagnostic_start_span_fn): New prototype.
741 2016-02-12 David Malcolm <dmalcolm@redhat.com>
744 * gcc.c (driver::finalize): Fix cleanup of "specs".
746 2016-02-12 David Malcolm <dmalcolm@redhat.com>
750 * gcc.c (driver::driver): Initialize m_option_suggestions.
751 (driver::~driver): Clean up m_option_suggestions.
752 (suggest_option): Convert to...
753 (driver::suggest_option): ...this, and split out into
754 driver::build_option_suggestions and find_closest_string.
755 (driver::build_option_suggestions): New function, from
756 first half of suggest_option. Special-case
757 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
758 the sanitizer_opts array. For options of enum types, add the
759 various enum values to the candidate strings.
760 (driver::handle_unrecognized_options): Remove "const".
761 * gcc.h (driver::handle_unrecognized_options): Likewise.
762 (driver::build_option_suggestions): New decl.
763 (driver::suggest_option): New decl.
764 (driver::m_option_suggestions): New field.
765 * opts-common.c (add_misspelling_candidates): New function.
766 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
768 * opts.h (sanitizer_opts): New array decl.
769 (add_misspelling_candidates): New function decl.
770 * spellcheck.c (find_closest_string): New function.
771 * spellcheck.h (find_closest_string): New function decl.
773 2016-02-12 Jakub Jelinek <jakub@redhat.com>
775 PR rtl-optimization/69764
776 PR rtl-optimization/69771
777 * optabs.c (expand_binop_directly): For shift_optab_p, force
778 convert_modes with VOIDmode if xop1 has VOIDmode.
780 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
783 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
784 to correctly determine instrumentation thunks.
786 2016-02-12 Jakub Jelinek <jakub@redhat.com>
789 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
790 type by reference, force lhs on the call.
793 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
794 Compute retval and retbnd early in all cases if split_part_return_p
795 and return_bb is not EXIT. Remove all clobber stmts and reset
796 all debug stmts that refer to SSA_NAMEs defined in split part,
797 except if it is retval, in that case replace the old retval with the
798 lhs of the call to the split part.
800 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
803 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
806 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
807 whose result is used in PHI.
808 (maybe_optimize_range_tests): Likewise.
809 (final_range_test_p): Likweise.
811 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
814 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
815 whose result is used in PHI.
816 (maybe_optimize_range_tests): Likewise.
817 (final_range_test_p): Likweise.
819 2016-02-12 Jakub Jelinek <jakub@redhat.com>
821 * cgraph.c: Spelling fixes - behaviour -> behavior and
822 neighbour -> neighbor.
823 * target.def: Likewise.
824 * sel-sched.c: Likewise.
825 * config/mips/mips.c: Likewise.
826 * config/arc/arc.md: Likewise.
827 * config/arm/cortex-a57.md: Likewise.
828 * config/arm/arm.c: Likewise.
829 * config/arm/neon.md: Likewise.
830 * config/arm/arm-c.c: Likewise.
831 * config/vms/vms-c.c: Likewise.
832 * config/s390/s390.c: Likewise.
833 * config/i386/znver1.md: Likewise.
834 * config/i386/i386.c: Likewise.
835 * config/ia64/hpux-unix2003.h: Likewise.
836 * config/msp430/msp430.md: Likewise.
837 * config/rx/rx.c: Likewise.
838 * config/rx/rx.md: Likewise.
839 * config/aarch64/aarch64-simd.md: Likewise.
840 * config/aarch64/aarch64.c: Likewise.
841 * config/nvptx/nvptx.c: Likewise.
842 * config/bfin/bfin.c: Likewise.
843 * config/cris/cris.opt: Likewise.
844 * config/rs6000/rs6000.c: Likewise.
845 * target.h: Likewise.
846 * spellcheck.c: Likewise.
847 * ira-build.c: Likewise.
848 * tree-inline.c: Likewise.
849 * builtins.c: Likewise.
850 * lra-constraints.c: Likewise.
851 * explow.c: Likewise.
853 * targhooks.c: Likewise.
854 * tree-vect-data-refs.c: Likewise.
856 * doc/tm.texi: Likewise.
857 * doc/extend.texi: Likewise.
858 * doc/install.texi: Likewise.
859 * doc/md.texi: Likewise.
860 * tree-ssa-tail-merge.c: Likewise.
861 * sched-int.h: Likewise.
862 * match.pd: Likewise.
863 * sched-ebb.c: Likewise.
864 * target.def (omit_struct_return_reg): Likewise.
865 * gimple-ssa-isolate-paths.c: Likewise.
866 (find_implicit_erroneous_behaviour): Renamed to...
867 (find_implicit_erroneous_behavior): ... this.
868 (find_explicit_erroneous_behaviour): Renamed to...
869 (find_explicit_erroneous_behavior): ... this.
870 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
872 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
874 PR rtl-optimization/64682
875 PR rtl-optimization/69567
876 PR rtl-optimization/69737
877 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
878 in I2 as well, just lose it.
880 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
882 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
884 (aarch64_last_printed_tune_string): Likewise.
885 (aarch64_declare_function_name): Only output .arch assembler
886 directive if it will be different from the previously output
887 directive. Same for .tune comment but only if -dA is set.
888 (aarch64_start_file): New function.
889 (TARGET_ASM_FILE_START): Define.
891 2016-02-11 David Malcolm <dmalcolm@redhat.com>
894 * Makefile.in (PLUGIN_HEADERS): Add params.list.
896 2016-02-11 Jakub Jelinek <jakub@redhat.com>
899 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
900 -Wmaybe-uninitialized warning.
902 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
905 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
907 2016-02-11 Richard Biener <rguenther@suse.de>
909 PR rtl-optimization/69291
910 * ifcvt.c (noce_try_store_flag_constants): Do not allow
911 subexpressions affected by changing the result.
913 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
916 * lra-constraints.c (curr_insn_transform): Find in/out operands
917 for secondary memory moves. Update dups.
919 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
921 PR tree-optimization/69652
922 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
923 to nested loop, did source re-formatting, skip debug statements,
924 add check on statement with volatile operand, remove dead scalar
927 2016-02-10 Jakub Jelinek <jakub@redhat.com>
928 Patrick Palka <ppalka@gcc.gnu.org>
932 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
933 calls if the return type is TREE_ADDRESSABLE.
934 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
935 * ipa-split.c (split_function): Fix doubled "we" in comment.
936 Use void return type for the split part even if
937 !split_point->split_part_set_retval.
939 2016-02-10 Bin Cheng <bin.cheng@arm.com>
941 PR tree-optimization/68021
942 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
943 when computing the value of biv cand by itself.
945 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
947 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
948 (cortexa57_tunings): Likewise.
949 (cortexa72_tunings): Likewise.
950 (arch_macro_fusion_pair_p): Add support for AES fusion.
951 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
952 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
953 Allow virtual registers before reload so early scheduling works.
954 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
955 correct latency and pipeline.
956 (cortex_a57_crypto_complex): Likewise.
957 (cortex_a57_crypto_xor): Likewise.
958 (define_bypass): Add AES bypass.
960 2016-02-10 Richard Biener <rguenther@suse.de>
962 PR tree-optimization/69726
963 * passes.def: Add DCE pass before late uninit.
964 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
965 really fixup if-conversions job.
967 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
969 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
970 (arm_cortex_a57_tune): Likewise.
971 (aarch_macro_fusion_pair_p): Add support for AES fusion.
972 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
974 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
976 * timevar.def (TV_PHASE_DBGINFO): Delete.
977 (TV_PHASE_CHECK_DBGINFO): Likewise.
978 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
980 2016-02-10 Richard Biener <rguenther@suse.de>
982 PR tree-optimization/69719
983 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
984 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
986 2016-02-09 Andrew Pinski <apinski@cavium.com>
989 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
990 get_vcond_mask_icode returns false.
992 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
995 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
996 an ADDIS that adds a pointer to a large constant that sets the
997 upper16 bits with a load operation.
999 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1002 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
1004 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
1006 (vzipq_s16): Likewise.
1007 (vzipq_s32): Likewise.
1008 (vzipq_f32): Likewise.
1009 (vzipq_u8): Likewise.
1010 (vzipq_u16): Likewise.
1011 (vzipq_u32): Likewise.
1012 (vzipq_p8): Likewise.
1013 (vzipq_p16): Likewise.
1015 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1018 * config/arm/arm.c (neon_endian_lane_map): New function.
1019 (neon_vector_pair_endian_lane_map): New function.
1020 (arm_evpc_neon_vuzp): Allow for big endian lane order.
1021 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
1023 (vuzpq_s16): Likewise.
1024 (vuzpq_s32): Likewise.
1025 (vuzpq_f32): Likewise.
1026 (vuzpq_u8): Likewise.
1027 (vuzpq_u16): Likewise.
1028 (vuzpq_u32): Likewise.
1029 (vuzpq_p8): Likewise.
1030 (vuzpq_p16): Likewise.
1032 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
1035 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
1038 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
1040 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
1041 truncate const_int operand 1 to QImode.
1043 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
1045 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
1046 corresponding to an abnormal edge.
1048 2016-02-09 Tom de Vries <tom@codesourcery.com>
1050 PR tree-optimization/69599
1051 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
1053 (find_func_aliases_for_builtin_call, find_func_clobbers)
1054 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
1057 2016-02-09 Richard Biener <rguenther@suse.de>
1059 PR tree-optimization/69715
1060 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
1061 LHS on calls as non-rewritable.
1063 2016-02-09 Tom de Vries <tom@codesourcery.com>
1066 * lto-wrapper.c (append_diag_options): New function.
1067 (compile_offload_image): Call append_diag_options.
1069 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
1072 * doc/extend.texi (Flag Output Operands): Correct sectioning.
1073 Minor copy-edit to fix verb tenses.
1075 2016-02-08 Jakub Jelinek <jakub@redhat.com>
1077 PR tree-optimization/69209
1078 * ipa-split.c (split_function): If split part is not
1079 returning retval, retval has gimple type but is not
1080 gimple value, force it into a SSA_NAME first.
1082 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
1084 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
1087 2016-02-08 Jason Merrill <jason@redhat.com>
1090 * convert.c (convert_to_integer_1): Check dofold on truncation
1092 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
1093 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
1094 Rename from *_nofold.
1095 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
1096 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
1098 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
1101 * tree.c (build_common_tree_nodes): Remove short_double argument.
1102 All callers changed.
1103 * tree.h (build_common_tree_nodes): Adjust declaration.
1104 * doc/invoke.texi (-fshort-double): Remove documentation.
1105 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1106 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
1107 * lto-wrapper.c (merge_and_complain, append_compiler_options)
1108 (append_linker_options): Don't handle OPT_fshort_double.
1110 PR rtl-optimization/68730
1111 * lra-remat.c (insn_to_cand_activation): New static variable.
1112 (lra_remat): Allocate and free it.
1113 (create_cand): New arg activation. Initialize a field in
1114 insn_to_cand_activation if it is nonnull.
1115 (create_cands): Pass the activation insn to create_cand when making
1116 a candidate involving an output reload. Reorganize code a little.
1117 (do_remat): Keep track of active status of candidates in a separate
1120 2016-02-08 Richard Biener <rguenther@suse.de>
1122 PR tree-optimization/69719
1123 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1124 Properly use absolute of the difference of the two offsets to
1125 compare or adjust the segment length.
1127 2016-02-08 Richard Biener <rguenther@suse.de>
1128 Jeff Law <law@redhat.com>
1131 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
1132 types for anonymous SSA names.
1134 2016-02-08 Richard Biener <rguenther@suse.de>
1136 PR rtl-optimization/69274
1137 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
1139 2016-02-08 Jeff Law <law@redhat.com>
1141 PR tree-optimization/65917
1142 * tree-ssa-dom.c (record_temporary_equivalences): Record both
1143 equivalences from if (x == y) style conditionals.
1144 (loop_depth_of_name): Remove.
1145 (record_equality): Remove loop depth check.
1146 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
1147 (const_and_copies::record_const_or_copy_raw): New member function.
1148 * tree-ssa-scopedtables.c
1149 (const_and_copies::record_const_or_copy_raw): New, factored out of
1150 (const_and_copies::record_const_or_copy): Call new member function.
1152 2016-02-05 Jeff Law <law@redhat.com>
1154 PR tree-optimization/68541
1155 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
1156 (count_stmts_in_block): New function.
1157 (poor_ifcvt_candidate_code): Likewise.
1158 (is_feasible_trace): Add some heuristics to determine when path
1159 splitting is profitable.
1160 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
1161 is a diamond with a single exit.
1163 2016-02-05 Martin Sebor <msebor@redhat.com>
1166 * doc/invoke.texi: Update -Wplacement-new to take an optional
1169 2016-02-06 Richard Henderson <rth@redhat.com>
1172 * tree.c (tree_nop_conversion_p): Do not strip casts into or
1173 out of non-standard address spaces.
1175 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1177 PR rtl-optimization/69691
1178 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
1180 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
1182 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
1183 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
1184 (*ieee128_mfvsrd_64bit): Likewise.
1185 (*ieee128_mfvsrd_32bit): Likewise.
1187 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
1191 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1193 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1194 instrumented_version.
1196 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
1198 * doc/invoke.texi (Optimize Options): In table of --param options
1199 rename second occurrence of tracer-min-branch-ratio to
1200 tracer-min-branch-probability, rename
1201 tracer-min-branch-ratio-feedback to
1202 tracer-min-branch-probability-feedback and clarify description,
1203 rename sched-spec-state-edge-prob-cutoff to
1204 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
1205 to selsched-insns-to-rename, rename lto-minpartition to
1206 lto-min-partition, delete reorder-blocks-duplicate and
1207 reorder-blocks-duplicate-feedback.
1209 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1211 * config/s390/s390.c (s390_register_info_set_ranges): Remove
1214 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1216 * doc/extend.texi: S/390: Correct some typos.
1218 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1220 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
1222 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1225 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
1226 (s390_register_info_gprtofpr): Use new macros above.
1227 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
1229 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
1230 its name. Adjust restore and save gpr ranges.
1231 (s390_register_info_set_ranges): New function.
1232 (s390_register_info): Use new macros above. Call
1233 s390_register_info_set_ranges.
1234 (s390_optimize_register_info): Likewise.
1235 (s390_hard_regno_rename_ok): Use new macros.
1236 (s390_hard_regno_scratch_ok): Likewise.
1237 (s390_emit_epilogue): Likewise.
1238 (s390_can_use_return_insn): Likewise.
1239 (s390_optimize_prologue): Likewise.
1240 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
1242 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1245 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
1247 (ix86_option_override_internal): Disable TARGET_STV even for
1248 -m{incoming,preferred}-stack-boundary=3.
1250 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1252 * config.gcc: Mark deprecated rtems targets as obsolete.
1254 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
1256 PR rtl-optimization/64682
1257 PR rtl-optimization/69567
1258 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
1259 before I2 only if the register is both used and set in I2.
1261 2016-02-04 DJ Delorie <dj@redhat.com>
1263 * config/msp430/msp430.c (msp430_start_function): Add function type.
1265 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1268 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
1270 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
1272 PR rtl-optimization/69577
1274 2015-10-29 Richard Henderson <rth@redhat.com>
1278 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
1279 sse check to the exact conditions of PR 67609.
1281 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1284 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
1285 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
1286 not allowed into the traditional Altivec registers.
1287 (movtd_64bit_nodm): Likewise.
1288 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
1290 2016-02-04 David Malcolm <dmalcolm@redhat.com>
1292 * config/aarch64/cortex-a57-fma-steering.c
1293 (aarch64_register_fma_steering): Remove "static" from arguments
1296 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
1299 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
1302 2016-02-04 Mike Frysinger <vapier@gentoo.org>
1304 * doc/invoke.texi: Delete -mno-fma4.
1306 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
1308 PR rtl-optimization/69577
1309 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
1310 (find_subregs_of_mode): Update accordingly. Iterate over partial
1313 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
1315 * config/arm/arm-protos.h (neon_reinterpret): Remove.
1316 * config/arm/arm.c (neon_reinterpret): Remove.
1317 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
1318 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
1319 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
1320 vreinterpretti): Remove.
1321 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
1322 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
1323 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
1324 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
1325 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
1326 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
1327 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
1328 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
1329 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
1330 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
1331 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
1332 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
1333 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
1334 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
1335 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
1336 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
1337 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
1338 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
1339 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
1340 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
1341 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
1342 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
1343 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
1344 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
1345 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
1346 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
1347 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
1348 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
1349 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
1350 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
1351 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
1352 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
1353 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
1354 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
1355 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
1356 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
1357 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
1358 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
1359 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
1360 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
1361 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
1362 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
1363 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
1364 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
1365 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
1366 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
1367 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
1368 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
1369 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
1370 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
1371 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
1372 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
1373 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
1374 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
1375 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
1376 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
1377 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
1378 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
1379 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
1380 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
1381 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
1382 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
1383 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
1384 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
1385 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
1386 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
1387 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
1388 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
1389 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
1390 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
1391 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
1392 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
1393 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
1394 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
1395 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
1396 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
1397 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
1398 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
1399 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
1400 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
1401 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
1402 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
1403 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
1404 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
1405 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
1406 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
1407 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
1408 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
1409 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
1410 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
1411 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
1412 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
1413 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
1414 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
1415 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
1416 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
1417 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
1418 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
1419 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
1420 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
1421 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
1422 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
1423 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
1425 2016-02-04 Martin Liska <mliska@suse.cz>
1428 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
1429 that are gimple_store_p.
1430 (maybe_instrument_call): Likewise.
1432 2016-02-04 Bin Cheng <bin.cheng@arm.com>
1434 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
1435 register scaling out of memory reference and comment why.
1437 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1441 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
1442 folding the source of a SET.
1444 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1448 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
1449 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
1451 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
1455 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
1458 2016-02-04 Christian Bruel <christian.bruel@st.com>
1460 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
1461 * config/arm/arm.c (arm_set_current_function): Likewise.
1463 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1464 Ilya Enkovich <enkovich.gnu@gmail.com>
1465 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/i386.c (convert_scalars_to_vector): Remove
1469 stack alignment fixes.
1470 (ix86_option_override_internal): Disable TARGET_STV if stack
1471 might not be aligned enough.
1472 (ix86_minimum_alignment): Assert that TARGET_STV is false.
1474 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
1476 * gcc/config/i386/x86-tune.def: Disable default prefetching
1479 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1480 Vladimir Makarov <vmakarov@redhat.com>
1483 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
1484 in validating fused toc addresses.
1486 2016-02-03 Jakub Jelinek <jakub@redhat.com>
1489 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
1490 range->m_caret fields if range->m_show_caret_p is false.
1493 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1494 Force oldval into register if it does not satisfy reg_or_short_operand
1495 predicate. Fix up formatting.
1497 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
1498 Alexandre Oliva <aoliva@redhat.com>
1501 * lra-constraints.c (simplify_operand_subreg): Check additionally
1502 address validity after potential reloading.
1503 (process_address_1): Check insns validity. In case of failure do
1506 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
1509 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
1512 2016-02-02 Jakub Jelinek <jakub@redhat.com>
1514 * wide-int.cc (canonize_uhwi): New function.
1515 (wi::divmod_internal): Use it.
1517 2016-02-02 James Norris <jnorris@codesourcery.com
1519 * gimplify.c (omp_notice_variable): Add usage check.
1521 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
1523 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1524 like LE, GE, LT, GT when emitting relational operator.
1526 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1528 * ira-costs.c (find_costs_and_classes): Add extra argument.
1529 * target.def (ira_change_pseudo_allocno_class): Add parameter.
1530 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1531 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1532 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1533 Add best_class parameter, and return it if not ALL_REGS.
1534 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1536 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1539 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1541 * config/aarch64/aarch64.c
1542 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1543 (aarch64_ira_change_pseudo_allocno_class): New function.
1545 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1550 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1552 * config/avr/avr.c (avr_option_override): Set
1553 PARAM_ALLOW_STORE_DATA_RACES to 1.
1555 2016-02-02 Richard Biener <rguenther@suse.de>
1557 PR tree-optimization/69595
1558 * match.pd: Add range test simplifications to true/false.
1560 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1562 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1563 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1566 2016-02-02 Richard Biener <rguenther@suse.de>
1568 PR tree-optimization/69606
1569 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1570 info on the result before moving a stmt.
1572 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1575 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1576 branch with vector comparison.
1577 * config/i386/sse.md (VI48_AVX): New mode iterator.
1578 (define_expand "cbranch<mode>4): Add support for conditional branch
1579 with vector comparison.
1580 * tree-vect-loop.c (optimize_mask_stores): New function.
1581 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1582 has_mask_store field of vect_info.
1583 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1584 vectorized loops having masked stores after vec_info destroy.
1585 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1586 correspondent macros.
1587 (optimize_mask_stores): Add prototype.
1589 2016-02-02 Alan Modra <amodra@gmail.com>
1592 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1595 2016-02-02 Alan Modra <amodra@gmail.com>
1598 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1599 whenever toc_label_name used.
1600 (rs6000_file_start): Don't set up toc section here,
1601 (rs6000_output_function_epilogue): do so here instead,
1602 (rs6000_xcoff_file_start): and here.
1603 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1604 (load_toc_aix_di): Likewise.
1606 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1608 PR rtl-optimization/69592
1609 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1610 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1611 (num_sign_bit_copies_binary_arith_p): New inline function.
1612 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1614 2016-02-01 Jeff Law <law@redhat.com>
1616 PR tree-optimization/69580
1617 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1618 * tree-ssa-threadbackward.c
1619 (fsm_find_control_statement_thread_paths): Do not try to walk
1620 through large PHI nodes.
1622 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1624 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1625 when count is incremented above limit, don't analyze further
1628 * omp-low.c (oacc_parse_default_dims): Avoid
1629 -Wsign-compare warning, make sure value fits into int
1630 rather than just unsigned int.
1632 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1634 PR tree-optimization/67921
1635 * fold-const.c (split_tree): New parameters. Convert pointer
1636 type variable part to proper type before negating.
1637 (fold_binary_loc): Pass new arguments to split_tree.
1639 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1641 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1642 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1643 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1644 * doc/tm.texti: Rebuilt.
1645 * doc/invoke.texi (fopenacc-dim): Document.
1646 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1647 (append_compiler_options): Likewise.
1648 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1649 (oacc_parse_default_dims): New.
1650 (oacc_validate_dims): Add USED arg. Select non-unity default when
1652 (oacc_loop_fixed_partitions): Return mask of used partitions.
1653 (oacc_loop_auto_partitions): Emit dump info.
1654 (oacc_loop_partition): Return mask of used partitions.
1655 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1656 loop partitioning and validation calls.
1658 2016-02-01 Richard Biener <rguenther@suse.de>
1661 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1663 2016-02-01 Richard Biener <rguenther@suse.de>
1665 PR tree-optimization/69574
1666 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1667 of asserting return chrec_dont_know.
1669 2016-02-01 Martin Liska <mliska@suse.cz>
1671 * mem-stats-traits.h: Add copyright header.
1672 * mem-stats.h: Likewise.
1674 2016-02-01 Richard Biener <rguenther@suse.de>
1676 PR tree-optimization/69579
1677 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1678 Do not propagate through abnormal PHI results.
1680 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1682 * postreload.c (reload_cse_simplify): Remove dead code.
1684 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1686 PR rtl-optimization/69570
1687 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1688 if there is more than one set, not if there is a single set.
1690 2016-02-01 Richard Henderson <rth@redhat.com>
1693 * combine.c (make_compound_operation): When looking through a
1694 subreg, make sure to re-extend to the width of the outer mode.
1696 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1698 PR tree-optimization/69546
1699 * wide-int.cc (wi::divmod_internal): For unsigned division
1700 where both operands fit into uhwi, if o1 is 1 and o0 has
1701 msb set, if divident_prec is larger than bits per hwi,
1702 clear another quotient word and return 2 instead of 1.
1703 Similarly for remainder with msb in HWI set, if dividend_prec
1704 is larger than bits per hwi.
1706 2016-01-29 Martin Jambor <mjambor@suse.cz>
1708 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1709 Use short lowercase names.
1710 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1711 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1712 acq_rel one. Protect warning agains segfaults if
1713 get_memory_order_name returns NULL.
1714 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1715 with release semantics. Do not warn if get_memory_order already did.
1716 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1717 semantics. Fix check for relaxed or acquire semantics. Do not warn
1718 if get_memory_order already did.
1720 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1722 * doc/install.texi: Document that isl-0.16 is supported.
1724 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1727 * config/i386/constraints.md (Bm): Describe as special memory
1729 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1730 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1731 * genpreds.c (struct constraint_data): Add is_special_memory.
1732 (have_special_memory_constraints, special_memory_start): New
1734 (special_memory_end): Ditto.
1735 (add_constraint): Add new arg is_special_memory. Add code to
1736 process its true value. Update have_special_memory_constraints.
1737 (process_define_constraint): Pass the new arg.
1738 (process_define_register_constraint): Ditto.
1739 (choose_enum_order): Process special memory.
1740 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1741 function insn_extra_special_memory_constraint.
1742 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1743 * gensupport.c (process_rtx): Process
1744 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1745 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1746 * ira-lives.c (single_reg_class): Use
1747 insn_extra_special_memory_constraint.
1748 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1749 * lra-constraints.c (process_alt_operands): Ditto.
1750 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1751 * recog.c (asm_operand_ok, preprocess_constraints): Process
1753 * reload.c (find_reloads): Ditto.
1754 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1755 * stmt.c (parse_input_constraint): Use
1756 insn_extra_special_memory_constraint.
1758 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1761 * lra-splill.c (lra_final_code_change): Revert r229087 by
1762 removing all sub-registers.
1764 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1767 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1769 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1772 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1773 SSE1, copy target into the temporary reg first before recursing
1776 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1778 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1781 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1783 * ginclude/stdarg.h: Test __cplusplus instead of
1784 __GXX_EXPERIMENTAL_CXX0X__.
1786 2016-01-29 Richard Biener <rguenther@suse.de>
1788 PR tree-optimization/69547
1789 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1790 Do not mark clobbers necessary.
1791 (mark_all_reaching_defs_necessary_1): Likewise.
1793 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1795 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1796 declaration name with %qs and print it in both error messages.
1797 Also fix indentation.
1799 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1802 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1803 trailing blank line from error message.
1805 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1808 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1811 2016-01-29 Richard Biener <rguenther@suse.de>
1814 * match.pd: Allow all integral types when simplifying a
1815 widening or sign-changing conversion.
1817 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1819 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1820 back to setting codegen_error to fail codegen.
1822 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1825 * config/i386/constraints.md (C): Only accept constant zero operand.
1826 (BC): New constraint.
1827 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1828 instead of C constraint.
1829 * doc/md.texi (Machine Constraints): Update description
1832 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1835 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1837 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1840 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1843 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1845 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1846 branches if using guessed profile.
1848 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1850 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1852 2016-01-28 Richard Henderson <rth@redhat.com>
1855 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1856 * config/aarch64/aarch64-protos.h: Update.
1857 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1858 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1859 (aarch64_get_condition_code_1): Handle CC_Cmode.
1860 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1861 (*add<mode>3_compareC_cconly_imm): New.
1862 (*add<mode>3_compareC_cconly): New.
1863 (*add<mode>3_compareC_imm): New.
1864 (add<mode>3_compareC): New.
1865 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1866 to be first. Use aarch64_carry_operation.
1867 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1868 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1869 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1870 (subti3): Use subdi3_compare1.
1871 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1872 (sub<mode>3_compare1): New.
1873 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1874 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1875 (*subsi3_carryin_uxtw): Likewise.
1876 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1877 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1878 * config/aarch64/iterators.md (DWI): New.
1879 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1880 (aarch64_borrow_operation): New.
1882 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1884 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1885 message when isl does not return a valid schedule.
1887 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1889 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1890 Remove comments from class declarations: they are already in the code
1893 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1895 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1897 (ternary_op_to_tree): Same.
1898 (unary_op_to_tree): Same.
1899 (nary_op_to_tree): Same.
1900 (gcc_expression_from_isl_expr_op): Same.
1901 (gcc_expression_from_isl_expression): Same.
1902 (graphite_create_new_loop): Same.
1903 (graphite_create_new_loop_guard): Same.
1904 (build_iv_mapping): Same.
1905 (graphite_create_new_guard): Same.
1906 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1907 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1909 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1911 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1912 instead of setting codegen_error to fail codegen.
1914 2016-01-28 Jason Merrill <jason@redhat.com>
1916 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1918 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1920 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1921 Remove CONST_INT_P check in CCMP cost calculation.
1923 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1925 * config/aarch64/aarch64.c (generic_vector_cost):
1926 Set vec_permute_cost.
1927 (cortexa57_vector_cost): Likewise.
1928 (exynosm1_vector_cost): Likewise.
1929 (xgene1_vector_cost): Likewise.
1930 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1931 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1932 Add vec_permute_cost entry.
1934 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1936 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1938 (add<mode>3_compare0): Likewise.
1939 (addsi3_compare0_uxtw): Likewise.
1940 (add<mode>3nr_compare0): Likewise.
1941 (compare_neg<mode>): Likewise.
1942 (<optab><mode>3): Likewise.
1944 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1946 * tree-vect-stmts.c (vectorizable_comparison): Add
1947 NULL check for vectype.
1949 2016-01-28 Richard Biener <rguenther@suse.de>
1951 PR tree-optimization/69466
1952 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1953 Account for PHIs we couldn't duplicate.
1955 2016-01-28 Martin Liska <mliska@suse.cz>
1958 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1959 instead of ENABLE_VALGRIND_CHECKING.
1961 2016-01-27 Richard Henderson <rth@redhat.com>
1964 * lra-remat.c (subreg_regs): New.
1965 (dump_candidates_and_remat_bb_data): Dump it.
1966 (operand_to_remat): Reject if operand in subreg_regs.
1967 (set_bb_regs): Collect subreg_regs.
1968 (lra_remat): Init and free subreg_regs. Compute
1969 calculate_local_reg_remat_bb_data before create_cands.
1971 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1974 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1975 change stack_alignment_needed for __tls_get_addr call.
1977 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1979 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1981 2016-01-27 Jeff Law <law@redhat.com>
1983 PR tree-optimization/68398
1984 PR tree-optimization/69196
1985 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1986 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1987 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1988 Only count PHIs in the last block in the path. The others will
1989 const/copy propagate away. Add heuristic to allow more irreducible
1990 subloops to be created when it is likely profitable to do so.
1992 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1993 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1994 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1996 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1999 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
2000 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
2001 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
2002 * tree-streamer-in.c: Include asan.h.
2003 (streamer_get_builtin_tree): For builtins in sanitizer
2004 range call initialize_sanitizer_builtins and retry.
2006 2016-01-27 Ian Lance Taylor <iant@google.com>
2008 * common.opt (fkeep-gc-roots-live): New undocumented option.
2009 * tree-ssa-loop-ivopts.c (add_candidate_1): If
2010 -fkeep-gc-roots-live, skip pointers.
2011 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
2014 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
2017 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
2018 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
2020 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
2023 * configure.ac: NetBSD provides SSP in its C library.
2024 * configure: Updated.
2026 2016-01-27 Richard Biener <rguenther@suse.de>
2028 PR tree-optimization/69166
2029 * tree-vect-loop.c (vect_is_simple_reduction): Always check
2030 reduction code for commutativity / associativity.
2032 2016-01-27 Martin Jambor <mjambor@suse.cz>
2034 PR tree-optimization/69355
2035 * tree-sra.c (analyze_access_subtree): Correct hole detection when
2036 total_scalarization fails.
2038 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
2040 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
2043 2016-01-27 Christian Bruel <christian.bruel@st.com>
2046 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
2047 Move arm_reset_previous_fndecl and set_target_option_current_node in
2048 the conditional part. Call save_restore_target_globals.
2049 * config/arm/arm.c (arm_set_current_function):
2050 Refactor to better support #pragma target and attribute mix.
2051 Call save_restore_target_globals.
2052 * config/arm/arm-protos.h (save_restore_target_globals): New function.
2054 2016-01-27 Martin Liska <mliska@suse.cz>
2056 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
2057 reference for an HSA kernel and its host function.
2059 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2061 PR tree-optimization/69399
2062 * wide-int.h (wi::lrshift): For larger precisions, only
2063 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2065 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
2067 * config/arc/predicates.md (proper_comparison_operator): Reject
2068 constant-constant comparison.
2070 2016-01-26 Tom de Vries <tom@codesourcery.com>
2072 PR tree-optimization/69110
2073 * tree-data-ref.c (initialize_data_dependence_relation): Handle
2074 DR_NUM_DIMENSIONS == 0.
2076 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2077 Sebastian Pop <s.pop@samsung.com>
2079 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
2080 isl_ast_op_cond and isl_ast_op_select.
2081 (gcc_expression_from_isl_expr_op): Same.
2083 2016-01-26 Jason Merrill <jason@redhat.com>
2086 * tree.c (recompute_constructor_flags): Split out from
2088 (verify_constructor_flags): New.
2089 * tree.h: Declare them.
2091 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
2093 PR rtl-optimization/69217
2094 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
2095 are no TYPE_FIELDS set for the record type.
2097 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2100 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
2101 toc_label_name unconditionally.
2102 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
2103 SYMBOL_REF string. Use toc_label_name instead of constructing
2105 (rs6000_elf_declare_function_name): Use toc_label_name instead of
2106 constructing LCTOC1.
2108 2016-01-26 Martin Sebor <msebor@redhat.com>
2111 * doc/extend.texi (Common Type Attributes): Move text that talks about
2112 attribute packed from attribute aligned to the section discussing
2113 the former attribute for clarity.
2115 2016-01-26 Richard Henderson <rth@redhat.com>
2118 * trans-mem.c (tm_region_init): Mark entry block as visited.
2120 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2123 * diagnostic-show-locus.c (layout::print_source_line): Replace
2124 call to pp_newline with call to layout::print_newline.
2125 (layout::print_annotation_line): Likewise.
2126 (layout::move_to_column): Likewise.
2127 (layout::print_any_fixits): After printing any fixits, print a
2128 trailing newline, if necessary.
2129 (layout::print_newline): New method, resetting any colorization
2131 (diagnostic_show_locus): Move the pp_newline to before the
2132 early bailout. Remove dummy block enclosing the layout instance.
2133 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
2134 of pp_newline_and_flush with pp_flush.
2135 (diagnostic_append_note): Delete use of pp_newline.
2136 (diagnostic_append_note_at_rich_loc): Delete.
2137 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
2138 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
2139 when newline characters are added to the buffer.
2141 2016-01-26 Michael Matz <matz@suse.de>
2143 * configure.ac (ac_cv_std_swap_in_utility): New test.
2144 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
2145 * configure: Regenerate.
2146 * config.in: Regenerate.
2148 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
2150 * config/arc/arc.md (cstoresi4): Force operand into register.
2151 (arcset<code>): Fix predicate.
2152 (arcsetltu): Likewise.
2153 (arcsetgeu): Likewise.
2154 (arcsethi): Likewise.
2155 (arcsetls): Likewise.
2157 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2159 PR tree-optimization/69483
2160 * gimple-fold.c (canonicalize_constructor_val): Return NULL
2161 if base has error_mark_node type.
2163 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
2166 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
2167 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
2169 (vget_lane_f16): Handle big-endian.
2170 (vgetq_lane_f16): Likewise.
2171 (vset_lane_f16): Likewise.
2172 (vsetq_lane_f16): Likewise.
2173 * config/arm/iterators.md (VQXMOV): Add V8HF.
2174 (VDQ): Add V4HF and V8HF.
2175 (V_reg): Handle V4HF and V8HF.
2176 (Is_float_mode): Likewise.
2177 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
2178 neon_vdup_nv8hf): New patterns.
2179 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
2180 Use VD_LANE iterator.
2181 (neon_vld1_dup<mode>): Use VQ2 iterator.
2183 2016-01-26 Nathan Sidwell <nathan@acm.org>
2185 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
2186 (set_oacc_fn_attrib): Add IS_KERNEL arg.
2187 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
2188 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
2189 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
2190 (oacc_validate_dims): Add LEVEL arg, don't return level.
2191 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
2193 (execute_oacc_device_lower): Adjust, add more dump output.
2194 * tree-ssa-loop.c (gate_oacc_kernels): Use
2195 oacc_fn_attrib_kernels_p.
2196 * tree-parloops.c (create_parallel_loop): Adjust
2197 set_oacc_fn_attrib call.
2199 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2202 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
2203 (append_compiler_options): Handle -fcilkplus.
2204 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
2206 2016-01-26 Nick Clifton <nickc@redhat.com>
2209 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
2210 been marked as DECL_ONE_ONLY but we do not the means to make it
2211 so, then do not allow it to bind locally.
2213 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2216 * opts.h (parse_sanitizer_options): New prototype.
2217 * opts.c (sanitizer_opts): New array.
2218 (parse_sanitizer_options): New function.
2219 (common_handle_option): Use parse_sanitizer_options.
2221 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
2224 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
2225 alignment adjustment to ...
2226 (ix86_update_stack_boundary): Here. Don't over-align stack for
2228 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
2229 if __tls_get_addr is called.
2231 2016-01-26 Christian Bruel <christian.bruel@st.com>
2233 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2235 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
2237 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2239 2016-01-26 Richard Biener <rguenther@suse.de>
2242 * match.pd: Guard X * CST CMP 0 pattern with single_use.
2244 2016-01-26 Richard Biener <rguenther@suse.de>
2246 PR tree-optimization/69452
2247 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
2248 (move_computations_dom_walker::before_dom_children): Rename
2250 (move_computations_worker): This.
2251 (move_computations): Perform an RPO rather than a DOM walk.
2253 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2256 * combine.c (combine_instructions): For REG_EQUAL note with
2257 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
2258 to the underlying register.
2259 * doc/rtl.texi (REG_EQUAL): Document the behavior of
2260 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2262 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
2265 * config/aarch64/aarch64-builtins.c
2266 (aarch64_init_simd_builtin_types): Do not set structural
2267 equality to __Poly{8,16,64,128}_t types.
2269 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
2271 PR tree-optimization/69400
2272 * wide-int.cc (wi_pack): Take the precision as argument and
2273 perform canonicalization here rather than in the callers.
2274 Use the main loop to handle all full-width HWIs. Add a
2275 zero HWI if in_len isn't a full result.
2276 (wi::divmod_internal): Update accordingly.
2277 (wi::mul_internal): Likewise. Simplify.
2279 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2280 Sebastian Pop <s.pop@samsung.com>
2282 * graphite-poly.c (apply_poly_transforms): Simplify.
2283 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
2284 (print_isl_map): Same.
2285 (print_isl_union_map): Same.
2286 (print_isl_schedule): New.
2287 (debug_isl_schedule): New.
2288 * graphite-dependences.c (scop_get_reads): Do not call
2289 isl_union_map_add_map that is undocumented isl functionality.
2290 (scop_get_must_writes): Same.
2291 (scop_get_may_writes): Same.
2292 (scop_get_original_schedule): Remove.
2293 (scop_get_dependences): Do not call isl_union_map_compute_flow that
2294 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
2295 (compute_deps): Remove.
2296 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
2297 (debug_schedule_ast): New.
2298 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
2299 set_separate_option.
2300 (graphite_regenerate_ast_isl): Add dump.
2301 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
2302 from scop->transformed_schedule.
2303 (graphite_regenerate_ast_isl): Add more dump.
2304 * graphite-optimize-isl.c (optimize_isl): Set
2305 scop->transformed_schedule. Check whether schedules are equal.
2306 (apply_poly_transforms): Move here.
2307 * graphite-poly.c (apply_poly_transforms): ... from here.
2308 (free_poly_bb): Static.
2309 (free_scop): Static.
2310 (pbb_number_of_iterations_at_time): Remove.
2311 (print_isl_ast): New.
2312 (debug_isl_ast): New.
2313 (debug_scop_pbb): New.
2314 * graphite-scop-detection.c (print_edge): Move.
2316 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
2317 (build_scop_scattering): Remove.
2318 (create_pw_aff_from_tree): Assert instead of bailing out.
2319 (add_condition_to_pbb): Remove unused code, do not fail.
2320 (add_conditions_to_domain): Same.
2321 (add_conditions_to_constraints): Remove.
2322 (build_scop_context): New.
2323 (add_iter_domain_dimension): New.
2324 (build_iteration_domains): Initialize pbb->iterators.
2325 Call add_conditions_to_domain.
2328 (index_outermost_in_loop): New.
2329 (index_pbb_in_loop): New.
2330 (outermost_pbb_in): New.
2331 (add_in_sequence): New.
2332 (add_outer_projection): New.
2333 (outer_projection_mupa): New.
2334 (add_loop_schedule): New.
2335 (build_schedule_pbb): New.
2336 (build_schedule_loop): New.
2337 (embed_in_surrounding_loops): New.
2338 (build_schedule_loop_nest): New.
2339 (build_original_schedule): New.
2340 (build_poly_scop): Call build_original_schedule.
2341 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
2342 (free_poly_dr): Remove.
2343 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
2344 (free_poly_bb): Remove.
2345 (debug_loop_vec): Remove.
2346 (print_isl_ast): Declare.
2347 (debug_isl_ast): Declare.
2348 (scop_do_interchange): Remove.
2349 (scop_do_strip_mine): Remove.
2350 (scop_do_block): Remove.
2351 (flatten_all_loops): Remove.
2352 (optimize_isl): Remove.
2353 (pbb_number_of_iterations_at_time): Remove.
2354 (debug_scop_pbb): Declare.
2355 (print_schedule_ast): Declare.
2356 (debug_schedule_ast): Declare.
2357 (struct scop): Remove schedule. Add original_schedule,
2358 transformed_schedule.
2359 (free_gimple_poly_bb): Remove.
2360 (print_generated_program): Remove.
2361 (debug_generated_program): Remove.
2362 (unify_scattering_dimensions): Remove.
2363 * sese.c (print_edge): ... here.
2364 (print_sese): ... here.
2365 (debug_edge): ... here.
2366 (debug_sese): ... here.
2367 * sese.h (print_edge): Declare.
2368 (print_sese): Declare.
2369 (dump_edge): Declare.
2370 (dump_sese): Declare.
2372 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2373 Sebastian Pop <s.pop@samsung.com>
2375 * Makefile.in: Set ISLVER in site.exp.
2377 2016-01-25 Jakub Jelinek <jakub@redhat.com>
2379 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
2380 DECL_VALUE_EXPR of new_var even for the non-array case. Look
2381 through DECL_VALUE_EXPR for expansion.
2383 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2385 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
2386 the frame info after reload completed.
2388 2016-01-25 Jeff Law <law@redhat.com>
2390 PR tree-optimization/69196
2391 PR tree-optimization/68398
2392 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
2393 tree-ssa-threadupdate.c.
2394 (determine_bb_domination_status): Prototype
2395 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
2396 (determine_bb_domination_status): No longer static.
2397 (valid_jump_thread_path): Remove code to detect characteristics
2398 of the jump thread path not associated with correctness.
2399 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
2400 Correct test for thread path length. Count PHIs for real operands as
2401 statements that need to be copied. Do not count ASSERT_EXPRs.
2402 Look at all the blocks in the thread path. Compute and selectively
2403 filter thread paths based on threading through the latch, threading
2404 a multiway branch or crossing a multiway branch.
2406 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2408 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
2409 decl with __attribute__ ((unused)) annotation.
2411 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
2414 * tree-vect-stmts.c (vectorizable_condition): Check vectype
2415 of operands is compatible with a statement vectype.
2417 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
2419 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
2420 improve wording for mixed storage order support.
2422 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
2424 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
2425 (vcvt_u64_f64): Likewise.
2426 (vcvta_s64_f64): Likewise.
2427 (vcvta_u64_f64): Likewise.
2428 (vcvtm_s64_f64): Likewise.
2429 (vcvtm_u64_f64): Likewise.
2430 (vcvtn_s64_f64): Likewise.
2431 (vcvtn_u64_f64): Likewise.
2432 (vcvtp_s64_f64): Likewise.
2433 (vcvtp_u64_f64): Likewise.
2435 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
2437 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
2438 (arc_init): Check validity mll64 option.
2439 (arc_save_restore): Use double load/store instruction.
2440 (arc_expand_movmem): Likewise.
2441 (arc_split_move): Don't split if we have double load/store
2442 instructions. Returns a boolean.
2443 (arc_process_double_reg_moves): Change function to return boolean
2444 instead of a sequence of instructions.
2445 (arc_dwarf_register_span): New function.
2446 * config/arc/arc-protos.h (arc_split_move): Change prototype.
2447 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
2448 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
2449 (*movdf_insn): Likewise.
2450 * config/arc/arc.opt (mll64): New option.
2451 * config/arc/predicates.md (even_register_operand): New predicate.
2452 * doc/invoke.texi (ARC Options): Add mll64 documentation.
2454 2016-01-25 Richard Biener <rguenther@suse.de>
2457 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
2458 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
2460 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2462 2016-01-25 Richard Biener <rguenther@suse.de>
2464 PR tree-optimization/69376
2465 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
2467 (VN_INFO_ANTI_RANGE_P): New inline.
2468 (VN_INFO_RANGE_TYPE): Likewise.
2469 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
2470 SSA_NAME_ANTI_RANGE_P.
2471 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
2472 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2473 Properly query VN_INFO_RANGE_TYPE.
2475 2016-01-25 Nick Clifton <nickc@redhat.com>
2478 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2480 2016-01-23 Tom de Vries <tom@codesourcery.com>
2482 PR tree-optimization/69426
2483 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
2486 2016-01-23 Jakub Jelinek <jakub@redhat.com>
2488 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
2489 "the the" with "the" in the comments.
2490 * ipa-devirt.c (build_type_inheritance_graph,
2491 update_type_inheritance_graph): Likewise.
2492 * tree.c (build_function_type_list_1): Likewise.
2493 * cfgloopmanip.c (scale_loop_profile): Likewise.
2494 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
2495 * gimple-ssa-split-paths.c
2496 (find_block_to_duplicate_for_splitting_paths): Likewise.
2497 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
2498 * expr.c (convert_move): Likewise.
2499 * var-tracking.c (vt_stack_adjustments): Likewise.
2500 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2501 * tree-vrp.c (test_for_singularity): Likewise.
2503 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
2504 directly instead of building a temporary tree.
2507 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
2508 remove <algorithm> include.
2510 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2513 * config/i386/i386.c: Include dojump.h.
2514 (expand_small_movmem_or_setmem,
2515 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
2517 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
2518 if dynamic_check != -1.
2520 2016-01-21 Jeff Law <law@redhat.com>
2523 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2524 record_temporary_equivalences. Rewritten to avoid unnecessary calls
2525 into dominated_by_p.
2526 (cprop_into_successor_phis): Avoid unnecessary tests.
2528 2016-01-22 Richard Henderson <rth@redhat.com>
2531 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2532 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2534 2016-01-22 Michael Matz <matz@suse.de>
2536 * system.h (string, algorithm): Include only conditionally.
2537 (new): Include always under C++.
2538 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2539 * final.c (toplevel): Ditto.
2540 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2541 * genconditions.c (write_header): Make gencondmd.c define
2543 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2545 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2546 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2548 2016-01-22 Christian Bruel <christian.bruel@st.com>
2551 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2553 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2556 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2557 define_insn_and_split. Ensure operands[1] and operands[0] do not
2558 get assigned the same register.
2560 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2562 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2564 2016-01-22 Christian Bruel <christian.bruel@st.com>
2566 * config/arm/arm-c.c (arm_pragma_target_parse):
2567 Remove warn_builtin_macro_redefined overwrite.
2569 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2571 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2572 flag_non_call_exceptions compatibility.
2574 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2577 * dwarf2out.c (add_child_die_after): New function.
2578 (dwarf_qual_info_t): New type.
2579 (dwarf_qual_info): New variable.
2580 (qualified_die_p): New function.
2581 (modified_type_die): For -fdebug-types-section, ensure
2582 canonical order of qualifiers. Put qualified DIEs adjacent
2583 to the corresponding non-qualified type DIE and search there
2584 for existing qualified DIEs.
2586 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2588 * doc/extend.texi (scalar_storage_order type attribute): Document
2589 restriction on type punning and aliasing, and remove future tense.
2591 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2594 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2597 2016-01-21 Jeff Law <law@redhat.com>
2600 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2601 useless call to record_temporary_equivalences.
2602 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2603 allocate 10 slots in the bb_path vector and let it grow as needed.
2604 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2607 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2609 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2611 * configure: Regenerate.
2613 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2615 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2616 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2618 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2621 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2622 drop EXPAND_INITIALIZER.
2623 * rtl.h (contains_symbolic_reference_p): Declare.
2624 * rtlanal.c (contains_symbolic_reference_p): New function.
2625 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2626 a subtraction into a NOT if symbolic constants are involved.
2628 2016-01-21 Anton Blanchard <anton@samba.org>
2629 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2632 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2634 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2637 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2639 * config/microblaze/microblaze.c
2640 (get_branch_target): New.
2641 (insert_wic_for_ilb_runout): New.
2643 (microblaze_machine_dependent_reorg): New.
2644 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2645 * config/microblaze/microblaze.md
2646 (UNSPEC_IPREFETCH): Define.
2647 (iprefetch): New pattern
2648 * config/microblaze/microblaze.opt
2649 (mxl-prefetch): New flag.
2651 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2653 * config/microblaze/microblaze.h
2654 (FIXED_REGISTERS): Update in macro.
2655 (CALL_USED_REGISTERS): Update in macro.
2657 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2659 PR rtl-optimization/68920
2660 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2663 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2665 PR rtl-optimization/68990
2666 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2667 pseudo instead of inheritance ones.
2669 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2670 Nick Clifton <nickc@redhat.com>
2674 * config/mips/mips.c (mips_compute_frame_info): Initialise
2675 args_size and hard_frame_pointer_offset fields of the frame
2676 structure before calling mips_global_pointer.
2678 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2680 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2682 * configure: Regenerate.
2684 2016-01-21 Richard Biener <rguenther@suse.de>
2686 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2688 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2690 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2691 to actually emit the .size directive.
2693 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2694 Jakub Jelinek <jakub@redhat.com>
2698 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2699 args array size by one to avoid buffer overflow.
2701 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2703 * config/s390/s390.md (pool_section_start): Use switch_to_section
2704 to select proper read-only data section instead of hardcoding
2706 (pool_section_end): Use switch_to_section to match the above.
2708 2016-01-21 Richard Biener <rguenther@suse.de>
2710 PR tree-optimization/69378
2711 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2712 (set_ssa_val_to): Use it for dominance checks taking into
2713 account not executable edges.
2715 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2718 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2719 for bitsize instead of GET_MODE_PRECISION (mode).
2721 2016-01-20 Martin Sebor <msebor@redhat.com>
2724 * extend.texi (__sync Builtins): Clarify the semantics of
2725 __sync_fetch_and_OP built-ins on pointers.
2726 (__atomic Builtins): Same.
2728 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2729 Sebastian Pop <s.pop@samsung.com>
2731 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2732 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2733 (is_valid_rename): Same.
2734 (translate_isl_ast_to_gimple::get_rename): Same.
2735 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2736 (translate_isl_ast_to_gimple::rename_uses): Same.
2737 (get_new_name): Check for close_phi nodes.
2738 (copy_loop_phi_args): Use phi_node_kind.
2739 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2740 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2742 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2743 Sebastian Pop <s.pop@samsung.com>
2745 Revert commit r229783.
2746 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2747 Remove use of parameter_rename_map.
2749 (copy_internal_parameters): Remove.
2750 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2751 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2752 (free_sese_info): Do not free parameter_rename_map.
2753 (set_rename): Do not use parameter_rename_map.
2754 (rename_uses): Update call to set_rename.
2755 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2756 * sese.h (parameter_rename_map_t): Remove.
2757 (struct sese_info_t): Remove field parameter_rename_map.
2759 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2760 Sebastian Pop <s.pop@samsung.com>
2762 * graphite-isl-ast-to-gimple.c: Fix comment.
2763 * graphite-scop-detection.c (defined_in_loop_p): New.
2764 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2765 names defined in loop.
2767 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2768 Sebastian Pop <s.pop@samsung.com>
2770 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2771 Discard unstructured if-then-else regions.
2773 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2774 Sebastian Pop <s.pop@samsung.com>
2776 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2777 (cleanup_loop_iter_dom): Remove.
2778 (build_loop_iteration_domains): Remove.
2779 (build_scop_context): Remove.
2780 (build_scop_iteration_domain): Remove.
2781 (add_loop_constraints): New.
2782 (build_iteration_domains): New.
2783 (build_poly_scop): Call build_iteration_domains.
2785 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2786 Sebastian Pop <s.pop@samsung.com>
2788 * graphite-scop-detection.c
2789 (scop_detection::harmful_loop_in_region): Free dom and loops.
2790 (scop_detection::loop_body_is_valid_scop): Free bbs.
2792 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2793 Sebastian Pop <s.pop@samsung.com>
2795 * graphite-scop-detection.c (record_loop_in_sese): New.
2796 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2797 (build_scops): Remove call to build_sese_loop_nests.
2798 * sese.c (sese_record_loop): Remove.
2799 (build_sese_loop_nests): Remove.
2800 (new_sese_info): Remove region->loops.
2801 (free_sese_info): Same.
2802 * sese.h (sese_contains_loop): Same.
2803 (build_sese_loop_nests): Remove.
2804 (sese_contains_loop): Remove.
2806 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2807 Sebastian Pop <s.pop@samsung.com>
2809 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2810 loop_is_valid_in_scop.
2811 (scop_detection::harmful_stmt_in_region): Renamed
2812 harmful_loop_in_region.
2813 Call loop_is_valid_in_scop.
2815 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2816 Sebastian Pop <s.pop@samsung.com>
2818 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2821 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2822 Sebastian Pop <s.pop@samsung.com>
2824 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2825 * graphite.h (struct poly_bb): Remove field is_reduction.
2826 (PBB_IS_REDUCTION): Remove.
2828 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2829 Sebastian Pop <s.pop@samsung.com>
2831 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2832 (add_pdr_constraints): Same.
2833 (scop_get_reads): Same.
2834 (scop_get_must_writes): Same.
2835 (scop_get_may_writes): Same.
2836 (scop_get_original_schedule): Same.
2837 (extend_schedule): Same.
2838 (apply_schedule_on_deps): Same.
2839 (carries_deps): Same.
2840 (compute_deps): Same.
2841 (scop_get_dependences): Same.
2842 * graphite-isl-ast-to-gimple.c
2843 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2844 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2845 (get_schedule_for_band_list): Same.
2846 (get_schedule_map): Same.
2847 (apply_schedule_map_to_scop): Same.
2848 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2849 (build_loop_iteration_domains): Same.
2850 (add_condition_to_pbb): Same.
2851 (add_param_constraints): Same.
2852 (pdr_add_memory_accesses): Same.
2853 (pdr_add_data_dimensions): Same.
2855 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2857 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2860 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2862 * common.opt (feliminate-dwarf2-dups): Replace references to
2863 "DWARF 2" with just "DWARF".
2864 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2865 * doc/extend.texi: Likewise.
2866 * doc/cpp.texi: Likewise.
2867 * doc/invoke.texi: Likewise.
2868 (Option Summary): Add -gdwarf to list of Debugging Options.
2869 (Debugging Options): Document -gdwarf.
2870 * doc/contrib.texi: Spell "DWARF" like that.
2872 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2874 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2875 warning. Fix up formatting.
2878 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2879 attempt to mark memory input operand addressable and
2880 call prepare_gimple_addressable in that case. Don't adjust
2881 input_location for diagnostics, use error_at instead.
2883 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2885 * config/rs6000/ppc-auxv.h: New file.
2886 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2888 (cpu_supports): Likewise.
2889 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2890 (cpu_is_info): New variable.
2891 (cpu_supports_info): Likewise.
2892 (tcb_verification_symbol): Likewise.
2893 (cpu_builtin_p): Likewise.
2894 (cpu_expand_builtin): New function.
2895 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2896 (rs6000_init_builtins): Likewise.
2897 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2898 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2899 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2900 * configure: Regenerate.
2901 * config.in: Likewise.
2902 * doc/extend.texi (PowerPC Built-in Functions): Document
2903 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2905 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2908 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2910 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2913 2016-01-20 Richard Henderson <rth@redhat.com>
2919 * tree.c (tm_define_builtin): New.
2920 (find_tm_vector_type): New.
2921 (build_tm_vector_builtins): New.
2922 (build_common_builtin_nodes): Call it.
2924 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2926 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2927 (arm_fp_ok): Likewise.
2929 (arm_crypto): Likewise.
2931 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2932 Richard Biener <rguenther@suse.de>
2934 PR tree-optimization/69328
2935 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2936 vectors have same number of elements.
2937 (vectorizable_condition): Fix masked version recognition.
2939 2016-01-20 Richard Biener <rguenther@suse.de>
2941 PR tree-optimization/69345
2942 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2943 (VN_INFO_PTR_INFO): Likewise.
2944 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2945 info when it is equal between non-dominating SSA names.
2946 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2947 Make sure to look at original SSA infos.
2949 2016-01-20 Jeff Law <law@redhat.com>
2952 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2954 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2955 (pc_or_label_operand): New predicate.
2956 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2957 tests for small integers that are 2^n - 1.
2959 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2961 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2963 2016-01-19 Jeff Law <law@redhat.com>
2966 * tree-ssa-threadbackwards.c
2967 (fsm_find_control_statement_thread_paths): Do not try to lookup
2968 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2970 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2972 * doc/lto.texi: Remove text that says only Gold has linker plugin
2975 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2977 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2978 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2979 the DIE accordingly.
2980 (modified_type_die): Add REVERSE parameter and pass it recursively,
2981 as well as to base_type_die. Adjust presence check accordingly.
2982 (base_type_for_mode): Adjust call to modified_type_die.
2983 (add_type_attribute): Add REVERSE parameter and pass it to
2985 (generic_parameter_die): Adjust call to add_type_attribute.
2986 (add_scalar_info): Likewise.
2987 (add_subscript_info): Likewise.
2988 (gen_array_type_die): Likewise.
2989 (gen_descr_array_type_die): Likewise.
2990 (gen_entry_point_die): Likewise.
2991 (gen_enumeration_type_die): Likewise.
2992 (gen_formal_parameter_die): Likewise.
2993 (gen_subprogram_die): Likewise.
2994 (gen_variable_die ): Likewise.
2995 (gen_const_die): Likewise.
2996 (gen_field_die): Likewise.
2997 (gen_pointer_type_die): Likewise.
2998 (gen_reference_type_die): Likewise.
2999 (gen_ptr_to_mbr_type_die): Likewise.
3000 (gen_inheritance_die): Likewise.
3001 (gen_subroutine_type_die): Likewise.
3002 (gen_typedef_die): Likewise.
3003 (force_type_die): Adjust call to modified_type_die.
3005 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
3007 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
3008 flow throughout the file. Fix broken link to Objective-C 2.0
3010 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
3013 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3015 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
3017 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3020 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
3021 (maybe_record_node): Record cxa_pure_virtual as the only possible
3022 target if there are not ohter candidates.
3023 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
3025 2016-01-19 Richard Biener <rguenther@suse.de>
3027 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
3028 (get_memory_order): Likewise.
3030 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
3032 * tree-vect-stmts.c (vectorizable_store): Check
3035 2016-01-19 David Malcolm <dmalcolm@redhat.com>
3038 * gcc.c (driver::decode_argv): Add call to
3039 init_opts_obstack before init_options_struct.
3040 * opts.c (init_opts_obstack): Remove idempotency.
3041 (init_options_struct): Replace call to init_opts_obstack
3042 with a gcc_assert to verify that it has already been called.
3043 * toplev.c (toplev::main): Add call to init_opts_obstack before
3044 calls to init_options_struct.
3045 (toplev::finalize): Move cleanup of opts_obstack next to
3046 cleanup of save_decoded_options, clearing the latter, and
3047 save_decoded_options_count.
3049 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3052 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
3053 attribute to unconditional. Remove %? from output template.
3055 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3056 Jiong Wang <jiong.wang@arm.com>
3058 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
3059 generated from different expand order.
3061 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3063 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3064 Add support for CCMP costing.
3066 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3068 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
3069 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
3070 (fccmpe<mode>): Likewise.
3071 (fcmp): Rename to fcmp and globalize pattern.
3073 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
3074 (aarch64_gen_ccmp_next): Add FP support.
3076 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3078 * target.def (gen_ccmp_first): Update documentation.
3079 (gen_ccmp_next): Likewise.
3080 * doc/tm.texi (gen_ccmp_first): Update documentation.
3081 (gen_ccmp_next): Likewise.
3082 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
3083 expand_ccmp_expr_1. Improve comments.
3084 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
3085 (ccmp_ior<mode>): Remove pattern.
3086 (cmp<mode>): Remove expand.
3087 (cmp): Globalize pattern.
3088 (cstorecc4): Use cc_register.
3089 (mov<mode>cc): Remove ccmp_cc_register check.
3090 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
3091 Simplify after removal of CC_DNE/* modes.
3092 (aarch64_ccmp_mode_to_code): Remove.
3093 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
3094 In 'k' case use integer as condition.
3095 (aarch64_nzcv_codes): Remove inverted cases.
3096 (aarch64_code_to_ccmode): Remove.
3097 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
3098 comparison with CC register to be used in folowing CCMP/branch/CSEL.
3099 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
3100 pattern. Return the comparison with CC register. Invert conditions
3102 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
3103 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
3105 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3107 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
3108 instrumented_version.
3110 2016-01-19 Richard Biener <rguenther@suse.de>
3112 PR tree-optimization/69336
3113 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
3114 handled components with get_ref_base_and_extent.
3115 (equal_mem_array_ref_p): Adjust.
3117 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3120 * shrink-wrap.c: Include valtrack.h.
3121 (move_insn_for_shrink_wrap): Add DEBUG argument. If
3122 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
3123 in between insn and where it will be moved to. Call
3124 dead_debug_insert_temp.
3125 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
3126 first and dead_debug_local_finish at the end.
3127 For uses and defs bitmap, handle all regs in between REGNO and
3128 END_REGNO, not just the first one.
3130 2016-01-19 Richard Biener <rguenther@suse.de>
3132 PR tree-optimization/69352
3133 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
3134 (equal_mem_array_ref_p): Constrain size and max size properly.
3135 Compare the reverse flag.
3137 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
3139 * ira.c (ira): Update regstat data if we deleted insns.
3141 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3143 PR rtl-optimization/68955
3144 PR rtl-optimization/64557
3145 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
3146 here. Fix up formatting.
3147 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
3149 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3152 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
3153 assume that the node has body.
3154 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
3157 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3159 * lto-streamer-out.c (lto_output): Do not stream instrumentation
3162 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3164 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
3165 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
3167 2016-01-19 Martin Jambor <mjambor@suse.cz>
3168 Martin Liska <mliska@suse.cz>
3169 Michael Matz <matz@suse.de>
3171 * Makefile.in (OBJS): Add new source files.
3172 (GTFILES): Add hsa.c.
3173 * common.opt (disable_hsa): New variable.
3174 (-Whsa): New warning.
3175 * config.in (ENABLE_HSA): New.
3176 * configure.ac: Treat hsa differently from other accelerators.
3177 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
3179 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
3180 * doc/install.texi (Configuration): Document --with-hsa-runtime,
3181 --with-hsa-runtime-include, --with-hsa-runtime-lib and
3183 * doc/invoke.texi (-Whsa): Document.
3184 (hsa-gen-debug-stores): Likewise.
3185 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
3186 to invoke offload compiler for hsa acclerator.
3187 * opts.c (common_handle_option): Determine whether HSA offloading
3188 should be performed.
3189 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
3190 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
3191 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
3192 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
3193 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
3194 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
3195 GF_OMP_FOR_KIND_GRID_LOOP.
3196 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
3197 (pp_gimple_stmt_1): Likewise.
3198 * gimple-walk.c (walk_gimple_stmt): Likewise.
3199 * gimple.c (gimple_build_omp_grid_body): New function.
3200 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
3201 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
3202 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
3203 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
3204 GF_OMP_TEAMS_GRID_PHONY.
3205 (gimple_statement_omp_single_layout): Updated comments.
3206 (gimple_build_omp_grid_body): New function.
3207 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
3208 (gimple_omp_for_grid_phony): New function.
3209 (gimple_omp_for_set_grid_phony): Likewise.
3210 (gimple_omp_parallel_grid_phony): Likewise.
3211 (gimple_omp_parallel_set_grid_phony): Likewise.
3212 (gimple_omp_teams_grid_phony): Likewise.
3213 (gimple_omp_teams_set_grid_phony): Likewise.
3214 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
3215 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
3216 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
3217 (BUILT_IN_GOMP_TARGET): Updated type.
3218 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
3219 (adjust_for_condition): New function.
3220 (get_omp_for_step_from_incr): Likewise.
3221 (extract_omp_for_data): Moved parts to adjust_for_condition and
3222 get_omp_for_step_from_incr.
3223 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
3224 (fixup_child_record_type): Bail out if receiver_decl is NULL.
3225 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
3226 (scan_omp_parallel): Do not create child functions for phony
3228 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
3229 (scan_omp_1_op): Checking assert we are not remapping to
3230 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
3231 (parallel_needs_hsa_kernel_p): New function.
3232 (expand_parallel_call): Register apprpriate parallel child
3233 functions as HSA kernels.
3234 (grid_launch_attributes_trees): New type.
3235 (grid_attr_trees): New variable.
3236 (grid_create_kernel_launch_attr_types): New function.
3237 (grid_insert_store_range_dim): Likewise.
3238 (grid_get_kernel_launch_attributes): Likewise.
3239 (get_target_argument_identifier_1): Likewise.
3240 (get_target_argument_identifier): Likewise.
3241 (get_target_argument_value): Likewise.
3242 (push_target_argument_according_to_value): Likewise.
3243 (get_target_arguments): Likewise.
3244 (expand_omp_target): Call get_target_arguments instead of looking
3245 up for teams and thread limit.
3246 (grid_expand_omp_for_loop): New function.
3247 (grid_arg_decl_map): New type.
3248 (grid_remap_kernel_arg_accesses): New function.
3249 (grid_expand_target_kernel_body): New function.
3250 (expand_omp): Call it.
3251 (lower_omp_for): Do not emit phony constructs.
3252 (lower_omp_taskreg): Do not emit phony constructs but create for them
3253 a temporary variable receiver_decl.
3254 (lower_omp_taskreg): Do not emit phony constructs.
3255 (lower_omp_teams): Likewise.
3256 (lower_omp_grid_body): New function.
3257 (lower_omp_1): Call it.
3258 (grid_reg_assignment_to_local_var_p): New function.
3259 (grid_seq_only_contains_local_assignments): Likewise.
3260 (grid_find_single_omp_among_assignments_1): Likewise.
3261 (grid_find_single_omp_among_assignments): Likewise.
3262 (grid_find_ungridifiable_statement): Likewise.
3263 (grid_target_follows_gridifiable_pattern): Likewise.
3264 (grid_remap_prebody_decls): Likewise.
3265 (grid_copy_leading_local_assignments): Likewise.
3266 (grid_process_kernel_body_copy): Likewise.
3267 (grid_attempt_target_gridification): Likewise.
3268 (grid_gridify_all_targets_stmt): Likewise.
3269 (grid_gridify_all_targets): Likewise.
3270 (execute_lower_omp): Call grid_gridify_all_targets.
3271 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
3272 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
3273 (tree_omp_clause): Added union field dimension.
3274 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
3275 * tree.c (omp_clause_num_ops): Added number of arguments of
3276 OMP_CLAUSE__GRIDDIM_.
3277 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
3278 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
3279 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
3280 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
3281 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
3282 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
3283 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
3284 * tree-pass.h (make_pass_gen_hsail): Declare.
3285 (make_pass_ipa_hsa): Likewise.
3286 * ipa-hsa.c: New file.
3287 * lto-section-in.c (lto_section_name): Add hsa section name.
3288 * lto-streamer.h (lto_section_type): Add hsa section.
3289 * timevar.def (TV_IPA_HSA): New.
3290 * hsa-brig-format.h: New file.
3291 * hsa-brig.c: New file.
3292 * hsa-dump.c: Likewise.
3293 * hsa-gen.c: Likewise.
3296 * toplev.c (compile_file): Call hsa_output_brig.
3297 * hsa-regalloc.c: New file.
3299 2016-01-18 Jeff Law <law@redhat.com>
3301 PR tree-optimization/69320
3302 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
3303 ranged object, do nothing if the RHS constant is not [0..1].
3304 (optimize_stmt): Comparing a boolean ranged object against a
3305 constant outside [0..1] results in a compile-time constant.
3307 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
3310 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
3312 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3313 (Option Summary): Update to reflect new section and moved options.
3314 (C++ Dialect Options): Move -fstats to new section.
3315 (Debugging Options): Move all dump, statistics, and other GCC
3316 developer options to new section. Rewrite section introduction
3317 and re-order remaining options to put the more basic ones first.
3318 (Optimization Options): Move -fira-verbose and -flto-report* to
3320 (Developer Options): New section incorporating moved options.
3321 * doc/cppopts.texi (-dM): Update cross-reference.
3323 2016-01-18 Richard Henderson <rth@redhat.com>
3326 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
3327 operands to pseudo only if CSE is expected. Split long immediate
3328 operands only after reload, and for the stack pointer.
3329 (*add<GPI>3_pluslong): Remove.
3330 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
3331 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
3332 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
3333 (*add<GPI>3 peepholes): New.
3334 (*add<GPI>3 splitters): New.
3335 * config/aarch64/constraints.md (Upl): New.
3336 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
3338 2016-01-18 Richard Biener <rguenther@suse.de>
3340 PR tree-optimization/69297
3341 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
3343 (vect_bb_vectorization_profitable_p): Clear visited flag again.
3345 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3348 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
3349 of mixind vector and scalar types.
3350 (fold_relational_const): Add handling of vector
3351 comparison with boolean result.
3352 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
3353 comparison of vector operands with boolean result for EQ/NE only.
3354 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
3355 (verify_gimple_cond): Likewise.
3356 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
3359 2016-01-18 Joseph Myers <joseph@codesourcery.com>
3361 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
3364 2016-01-18 Richard Biener <rguenther@suse.de>
3367 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
3369 2016-01-18 Tom de Vries <tom@codesourcery.com>
3371 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
3373 2016-01-18 Tom de Vries <tom@codesourcery.com>
3375 * omp-low.c (set_oacc_fn_attrib): Make extern.
3376 * omp-low.h (set_oacc_fn_attrib): Declare.
3377 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
3378 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
3379 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
3380 Add and handle function parameter oacc_kernels_p.
3381 (find_reduc_addr, get_omp_data_i_param): New function.
3382 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
3383 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
3384 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
3385 Calculate dominance info. Skip loops that are not in a kernels region
3386 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
3387 (pass_parallelize_loops::execute): Call parallelize_loops with
3388 oacc_kernels_p argument.
3389 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
3390 New member function.
3391 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
3392 * passes.def: Add argument to pass_parallelize_loops instantation.
3394 2016-01-18 Tom de Vries <tom@codesourcery.com>
3396 * tree-parloops.c (pass_parallelize_loops::execute): Allow
3397 pass_parallelize_loops to be run outside the loop pipeline.
3399 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3401 * tree-scalar-evolution.c (follow_copies_to_constant): New.
3402 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
3404 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3407 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
3408 using get_ref_base_and_extent.
3409 (equal_mem_array_ref_p): New.
3410 (hashable_expr_equal_p): Add call to previous.
3412 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3415 * tree-sra.c (disqualified_constants, constant_decl_p): New.
3416 (sra_initialize): Allocate disqualified_constants.
3417 (sra_deinitialize): Free disqualified_constants.
3418 (disqualify_candidate): Update disqualified_constants when appropriate.
3419 (create_access): Scan for constant-pool entries as we go along.
3420 (scalarizable_type_p): Add check against type_contains_placeholder_p.
3421 (maybe_add_sra_candidate): Allow constant-pool entries.
3422 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
3423 (initialize_constant_pool_replacements): New.
3424 (sra_modify_assign): Avoid mangling assignments created by previous,
3425 and don't generate writes into constant pool.
3426 (sra_modify_function_body): Call initialize_constant_pool_replacements.
3428 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3430 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
3432 (scalar_chain::convert_op): Likewise.
3433 * config/i386/i386.md (*andndi3_doubleword): New.
3435 2016-01-18 Richard Biener <rguenther@suse.de>
3437 PR tree-optimization/69170
3438 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
3439 building a vector from scalar results of a pattern stmt.
3441 2016-01-18 Jakub Jelinek <jakub@redhat.com>
3443 * haifa-sched.c (autopref_multipass_init): Work around
3444 -Wmaybe-uninitialized warning.
3446 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3448 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
3449 against the constant 0.
3451 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3453 PR tree-optimization/68799
3454 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
3455 look up phi candidates in the statement-candidate map.
3456 (phi_add_costs): Likewise.
3457 (record_phi_increments): Likewise.
3458 (phi_incr_cost): Likewise.
3459 (ncd_with_phi): Likewise.
3460 (all_phi_incrs_profitable): Likewise.
3462 2016-01-17 Jakub Jelinek <jakub@redhat.com>
3464 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
3465 -Wmaybe-uninitialized warning.
3467 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
3469 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3470 (Option Summary): Update to reflect new section and moved options.
3471 (C++ Dialect Options): Move -fvtable-verify and related options.
3472 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
3473 and profiling-related options.
3474 (Optimization Options): Move profile generation options and
3475 -fstack-protector and related options.
3476 (Instrumentation Options): New section incorporating moved options.
3477 (Code Generation Options): Move -finstrument-functions and
3478 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
3480 2016-01-16 Tom de Vries <tom@codesourcery.com>
3482 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
3484 2016-01-16 Tom de Vries <tom@codesourcery.com>
3486 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
3488 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
3490 * hash-table.h (hash_table::empty): Turn into an inline wrapper
3491 that checks whether the table is already empty. Rename the
3492 original implementation to...
3493 (hash_table::empty_slot): ...this new private function.
3495 2016-01-15 David Malcolm <dmalcolm@redhat.com>
3498 * diagnostic-show-locus.c (layout::print_source_line): Move x
3499 offset of line until after call to
3500 get_line_width_without_trailing_whitespace.
3502 2016-01-15 Jeff Law <law@redhat.com>
3504 PR tree-optimization/69270
3505 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
3506 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
3507 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
3508 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
3509 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3510 ssa_name_has_boolean_range and constant_boolean_node.
3512 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
3514 PR rtl-optimization/69030
3515 * lra-spills.c (remove_pseudos): Check nrefs and make the function
3517 (spill_pseudos): Delete debug insn for dead pseudo.
3518 (lra_spill): Initiate spill_hard_reg and slots memory separately.
3520 2016-01-15 Jiong Wang <jiong.wang@arm.com>
3522 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3524 (TYPES_UNOPUS): Likewise.
3525 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3526 builtin type, from UNOP to UNOPUS.
3527 (lbtruncuv4sf): Likewise.
3528 (lbtruncuv2df): Likewise.
3529 (lrounduv2sf): Likewise.
3530 (lrounduv4sf): Likewise.
3531 (lrounduv2df): Likewise.
3532 (lroundusf): Likewise.
3533 (lroundusf): Likewise.
3534 (lceiluv2sf): Likewise.
3535 (lceiluv4sf): Likewise.
3536 (lceiluv2df): Likewise.
3537 (lceilusf): Likewise.
3538 (lceiludf): Likewise.
3539 (lflooruv2sf): Likewise.
3540 (lflooruv4sf): Likewise.
3541 (lflooruv2df): Likewise.
3542 (lfloorusf): Likewise.
3543 (lfloorudf): Likewise.
3544 (lfrintnuv2sf): Likewise.
3545 (lfrintnuv4sf): Likewise.
3546 (lfrintnuv2df): Likewise.
3547 (lfrintnusf): Likewise.
3548 (lfrintnudf): Likewise.
3549 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3551 (vcvtq_u32_f32): Likewise.
3552 (vcvtq_u64_f64): Likewise.
3553 (vcvta_u32_f32): Likewise.
3554 (vcvtaq_u32_f32): Likewise.
3555 (vcvtaq_u64_f64): Likewise.
3556 (vcvtm_u32_f32): Likewise.
3557 (vcvtmq_u32_f32): Likewise.
3558 (vcvtmq_u64_f64): Likewise.
3559 (vcvtn_u32_f32): Likwise.
3560 (vcvtnq_u32_f32): Likewise.
3561 (vcvtnq_u64_f64): Likewise.
3562 (vcvtp_u32_f32): Likewise.
3563 (vcvtpq_u32_f32): Likewise.
3564 (vcvtpq_u64_f64): Likewise.
3565 (vcvtmd_u64_f64): Likewise.
3566 (vcvtms_u32_f32): Likewise.
3567 (vcvtad_u64_f64): Likewise.
3568 (vcvtas_u32_f32): Likewise.
3569 (vcvtnd_u64_f64): Likewise.
3570 (vcvtns_u32_f32): Likewise.
3571 (vcvtpd_u64_f64): Likewise.
3572 (vcvtps_u32_f32): Likewise.
3574 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3576 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3577 CSEL of zero_extended registers.
3579 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3581 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3582 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3584 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3586 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3587 false when argument string is not found in the attributes table
3590 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3593 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3594 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3595 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3598 2016-01-15 Richard Biener <rguenther@suse.de>
3600 PR tree-optimization/66856
3601 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3602 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3603 (vect_create_new_slp_node): Increment stmt reference count.
3604 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3605 an SLP tree before swapping operands.
3606 (vect_build_slp_tree): Likewise.
3607 (destroy_bb_vec_info): Free stmt info after SLP instances.
3608 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3609 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3610 (STMT_VINFO_NUM_SLP_USES): New macro.
3612 2016-01-15 Richard Biener <rguenther@suse.de>
3615 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3616 (add_linkage_name): ... here.
3617 (gen_typedef_die): Use add_linkage_name_raw instead of
3618 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3621 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3623 * gimplify.c (oacc_default_clause): Decode reference and pointer
3624 types for both kernels and parallel regions.
3626 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3629 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3631 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3633 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3634 (convert_scalars_to_vector): Likewise.
3636 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3638 * doc/extend.texi (Type Traits): Fix grammar.
3640 2016-01-15 Martin Jambor <mjambor@suse.cz>
3642 * tree-inline.c (remap_decl): Use existing dclarations if
3643 remapping a type and prevent_decl_creation_for_types.
3644 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3645 decls first. Do real remapping with
3646 prevent_decl_creation_for_types set.
3647 * tree-inline.h (copy_body_data): New field
3648 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3651 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3653 * config/s390/s390.opt (mmvcle): More verbose help text.
3655 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3657 * config/s390/s390.opt: Add period to -mzvector option text.
3659 2016-01-15 Richard Biener <rguenther@suse.de>
3661 PR tree-optimization/68961
3662 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3663 of invariants in stores again.
3665 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3667 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3669 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3671 * config/i386/i386.c (ix86_expand_branch): Don't split
3672 DI mode xor instruction to SI mode.
3674 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3677 * ipa-icf.c (sem_function::merge): Virtual functions may become
3678 reachable even if they address is not taken and there are no
3681 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3683 * lto-streamer-out.c (subtract_estimated_size): New function.
3684 (get_symbol_initial_value): Use it.
3686 2016-01-15 Christian Bruel <christian.bruel@st.com>
3689 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3690 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3691 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3692 use add_builtin_function_ext_scope instead of add_builtin_function.
3693 (neon_set_p, neon_crypto_set_p): Remove.
3694 (arm_init_builtins): Always call arm_init_neon_builtins and
3695 arm_init_crypto_builtins.
3696 (arm_expand_builtin): Check that builtins are allowed for the arch.
3697 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3698 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3699 arm_init_neon_builtins call.
3701 2016-01-15 Richard Biener <rguenther@suse.de>
3703 PR tree-optimization/69117
3704 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3705 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3706 of the leader conservatively.
3707 (free_scc_vn): Restore original SSA name infos.
3709 2016-01-14 Jeff Law <law@redhat.com>
3711 PR tree-optimization/69270
3712 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3713 single bit of precision, verify it's also unsigned.
3714 (record_edge_info): Use constant_boolean_node rather than fold_convert
3715 to convert boolean_true/boolean_false to the right type.
3717 2016-01-14 Richard Henderson <rth@redhat.com>
3720 * loop-doloop.c (record_reg_sets): New.
3721 (doloop_optimize): Reject the transform if the sequence
3722 clobbers registers live at the end of the loop block.
3723 (doloop_optimize_loops): Enable df_live if needed.
3725 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3727 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3728 * gcc/config/rs6000/rs6000.c: Likewise.
3729 * gcc/config/rs6000/rs6000.h: Likewise.
3730 * gcc/config/rs6000/rs6000.md: Likewise.
3731 * gcc/doc/extend.texi: Likewsie.
3733 2016-01-14 Jeff Law <law@redhat.com>
3735 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3738 2016-01-14 Richard Henderson <rth@redhat.com>
3742 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3743 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3744 instead of builtin_decl_declared_p to test for declaration.
3746 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3748 * doc/loop.texi (Loop Analysis and Representation): Document
3749 loop_depth function.
3751 2016-01-14 Tom de Vries <tom@codesourcery.com>
3753 PR tree-optimization/68773
3754 * omp-low.c (expand_omp_target): Don't set force_output.
3755 * varpool.c (varpool_node::get_create): Same.
3756 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3757 offload_funcs with force_output.
3759 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3762 * lra-eliminations.c (move_plus_up): Don't change anything if either
3763 the outer or inner subreg mode is not MODE_INT.
3764 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3765 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3767 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3769 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3770 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3771 reduc_uplus_@var{m}): Remove.
3772 * expr.c (expand_expr_real_2): Remove expansion path for
3773 reduc_[us](min|max|plus) optabs.
3774 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3775 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3776 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3777 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3778 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3779 reduc_[us](min|max|plus) optabs.
3781 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3783 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3784 (reduc_plus_scal_v2sf): New.
3785 (reduc_smax_v2sf): Rename to...
3786 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3787 (reduc_smin_v2sf): Rename to...
3788 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3790 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3792 * alias.c (compare_base_symbol_refs): New function.
3793 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3796 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3799 PR tree-optimization/69155
3800 * tree-complex.c: Include cfganal.h.
3801 (phis_to_revisit): New variable.
3802 (extract_component): Add phiarg_p argument. Assert that returned
3803 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3804 (update_phi_components): Partly rewrite to use loop over real/imag
3805 components instead of code duplication. If extract_component returns
3806 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3807 create_tmp_reg into the PHI node instead, and mention the phi triplet
3809 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3810 in phis_to_revisit at the end.
3812 2016-01-14 Richard Biener <rguenther@suse.de>
3814 PR tree-optimization/68060
3815 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3816 outer loop reduction is only used in the inner loop before
3817 detecting a double reduction.
3819 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3822 * combine.c (expand_field_assignment): Punt if compute_mode is
3823 unsupported scalar mode.
3825 2016-01-14 Richard Biener <rguenther@suse.de>
3827 PR tree-optimization/66856
3828 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3829 SLP node only if it built successfully.
3830 (vect_analyze_slp_instance): Adjust.
3832 2016-01-14 Jeff Law <law@redhat.com>
3834 PR tree-optimization/69270
3835 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3836 (record_edge_info): Use it. Convert boolean_{true,false}_node
3839 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3842 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3843 use block_ultimate_origin
3844 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3846 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3848 * doc/invoke.texi (Submodel Options): Rename section to
3849 "Machine-Dependent Options" to better reflect its content.
3850 Rewrite introductory text to remove archaic CPU names.
3853 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3855 * doc/invoke.texi (Code Gen Options): Move section up in file,
3856 before target-specific options. Update menu and option summary
3857 to reflect the new section ordering.
3859 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3861 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3862 (C++ Dialect Options): Add cross-reference to -std option.
3863 * doc/standards.texi (C++ Language): Document C++14 support.
3865 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3867 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3868 for pack/unpack functions for __ibm128.
3869 (PACK_IF): Likewise.
3870 (UNPACK_IF): Likewise.
3872 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3873 support for __ibm128 pack/unpack functions.
3874 (rs6000_invalid_builtin): Likewise.
3875 (rs6000_init_builtins): Likewise.
3876 (rs6000_opt_masks): Likewise.
3878 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3879 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3881 (RS6000_BTM_COMMON): Likewise.
3883 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3884 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3885 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3886 128-bit floating point. Add support for the double values to be
3887 in Altivec registers for TF/IF packing and unpacking, but restrict
3888 TD packing sub-fields to be FPR registers. Don't allow overlapped
3889 register support for packing. Allow pack inputs to be memory
3890 locations. Don't build generator functions for unpack<mode>_dm
3891 and unpack<mode>_nodm.
3892 (unpack<mode>_dm): Likewise.
3893 (unpack<mode>_nodm): Likewise.
3894 (pack<mode>): Likewise.
3896 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3897 built-in functions to pack/unpack explicit __ibm128 values.
3898 (__builtin_unpack_ibm128): Likewise.
3900 * doc/extend.texi (PowerPC Built-in Functions): Document
3901 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3903 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3906 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3907 Add new arg loc and pass it down as context.
3908 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3909 to the location to use for the warning.
3910 (check_function_arguments): New arg loc. All callers changed. Pass
3911 it to check_function_nonnull.
3912 * c-common.h (check_function_arguments): Adjust declaration.
3914 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3916 PR tree-optimization/69156
3917 * gimple.c (validate_type): Removed.
3918 (gimple_builtin_call_types_compatible_p): Use
3919 useless_type_conversion_p instead of validate_type.
3920 * value-prof.c (gimple_stringop_fixed_value): Fold
3921 icall_size to correct type.
3923 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3925 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3928 2016-01-13 Richard Henderson <rth@redhat.com>
3931 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3932 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3933 (ix86_builtin_tm_store): Remove.
3934 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3935 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3936 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3937 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3938 * doc/tm.texi: Rebuild.
3940 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3941 (BUILT_IN_TM_MEMCPY_RTWN): New.
3942 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3943 fallback from vector to integer helpers.
3944 (build_tm_load): Handle vector types directly, instead of
3946 (build_tm_store): Likewise.
3947 (expand_assign_tm): Prepare for register types not handled by
3948 the above. Copy them to memory and use memcpy.
3949 * tree.c (tm_define_builtin): New.
3950 (find_tm_vector_type): New.
3951 (build_tm_vector_builtins): New.
3952 (build_common_builtin_nodes): Call it.
3954 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3957 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3959 2016-01-13 Tom de Vries <tom@codesourcery.com>
3961 PR tree-optimization/69169
3962 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3963 handled_struct_type param.
3964 (create_variable_info_for, intra_create_variable_infos): Call
3965 create_variable_info_for_1 with extra arg.
3967 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3969 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3970 and "armv8.1-a+crc" entries.
3972 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3975 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3976 Change first operand predicate from register_or_constm1_operand
3977 to register_operand.
3978 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3979 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3980 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3981 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3982 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3983 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3984 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3985 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3986 comparison with constm1_rtx from vec_prefetch_gen part.
3988 2016-01-13 Richard Biener <rguenther@suse.de>
3990 PR tree-optimization/69013
3991 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3992 Exchange assert for a test.
3994 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3997 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3999 2016-01-13 Richard Biener <rguenther@suse.de>
4001 PR tree-optimization/69242
4002 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
4003 assert with a check.
4005 2016-01-13 Richard Biener <rguenther@suse.de>
4007 PR tree-optimization/69186
4008 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4009 Properly guard vect_update_misalignment_for_peel call.
4011 2016-01-12 Jeff Law <law@redhat.com>
4013 PR tree-optimization/pr67755
4014 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
4015 "need_profile_correction".
4016 (thread_block_1): Initialize new field to false by default. If we
4017 have multiple thread paths through a common joiner to different
4018 final targets, then set new field to true.
4019 (compute_path_counts): Only do count adjustment when it's really
4022 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4024 * doc/invoke.texi (Spec Files): Move section down in file, past
4025 all command-line option descriptions.
4027 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4030 * doc/gty.texi: Remove documentation of mark_hook.
4031 * gengtype.c (struct write_types_data): Remove code to support
4032 mark_hook attribute.
4033 (walk_type): Likewise.
4034 (write_func_for_structure): Likewise.
4036 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4038 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
4039 Directory Options, and -specs= to Overall Options.
4040 (Overall Options): Adjust similarly. Reorder to group related
4041 options together. Make -specs= cross-reference the spec file details.
4042 (Directory Options): Adjust similarly.
4044 2016-01-12 Jeff Law <law@redhat.com>
4046 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
4048 2016-01-12 Olivier Hainque <hainque@adacore.com>
4050 * gcc.c (spec_undefvar_allowed): New global.
4051 (process_command): Set to true when running for --version or --help,
4053 (getenv_spec_function): When the variable is not defined, use the
4054 variable name as the variable value if we're allowed not to issue
4057 2016-01-12 Bin Cheng <bin.cheng@arm.com>
4059 PR tree-optimization/68911
4060 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
4061 information computed for expression "init + nit * step".
4063 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4065 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
4066 about name of GCC executable. Remove deleted node from menu.
4067 (Directory Options) <-B>: Remove cross-reference to deleted node.
4068 (Target Options): Delete section.
4070 2016-01-12 Christian Bruel <christian.bruel@st.com>
4073 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
4074 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
4076 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4079 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
4080 aligned_mem is properly set for AVX512-VL floating point masked
4084 * ifcvt.c (cond_exec_process_if_block): When removing the last
4085 insn from then_bb, remove also any possible barriers that follow it.
4087 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
4091 * config/i386/iamcu.h (SIZE_TYPE): New macro.
4092 (PTRDIFF_TYPE): Likewise.
4093 (WCHAR_TYPE): Likewise.
4094 (WCHAR_TYPE_SIZE): Likewise.
4095 (STDINT_LONG32): Likewise.
4097 2016-01-12 Richard Biener <rguenther@suse.de>
4099 PR tree-optimization/69053
4100 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
4101 convert initial value for cond reductions.
4103 2016-01-12 Richard Biener <rguenther@suse.de>
4105 PR tree-optimization/69007
4106 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
4107 widen_sum after dot_prod and sad.
4109 2016-01-12 Richard Biener <rguenther@suse.de>
4111 PR tree-optimization/69168
4112 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
4113 pattern stmt SLP type.
4114 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
4115 end up unused so cope with that case.
4117 2016-01-12 Richard Biener <rguenther@suse.de>
4119 PR tree-optimization/69157
4120 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
4121 stmts def type only during analyze phase.
4122 (vectorizable_call): Likewise.
4123 (vectorizable_simd_clone_call): Likewise.
4124 (vectorizable_conversion): Likewise.
4125 (vectorizable_assignment): Likewise.
4126 (vectorizable_shift): Likewise.
4127 (vectorizable_operation): Likewise.
4128 (vectorizable_store): Likewise.
4129 (vectorizable_load): Likewise.
4131 2016-01-12 Richard Biener <rguenther@suse.de>
4133 PR tree-optimization/69174
4134 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
4136 (vectorizable_load): Properly compute the number of loads needed
4137 for permuted strided SLP loads and do not spuriously assign
4138 to SLP_TREE_VEC_STMTS.
4140 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
4142 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
4143 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
4144 (MD_EXEC_PREFIX): Remove.
4145 (MD_STARTFILE_PREFIX) Removee.
4146 (FILE_NAME_ABSOLUTE_P): Remove.
4147 (CPP_SPEC): Do not read macros from sys/version.h.
4148 (LINK_COMMAND_SPEC): Remove.
4149 (LOCAL_INCLUDE_DIR): Remove.
4150 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
4151 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
4152 (POST_LINK_SPEC): Define to invoke stubify after linker
4153 (LIBSTDCXX): Remove define
4154 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
4155 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
4156 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
4157 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
4158 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
4159 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
4160 (i386_djgpp_asm_named_section): Add propotype of new procedure
4162 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
4163 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
4164 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
4165 in config/i386/djgpp.h).
4166 (STANDARD_STARTFILE_PREFIX_2): Define identical to
4167 STANDARD_STARTFILE_PREFIX_1.
4168 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
4169 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
4170 installation errors.
4171 (MAX_OFILE_ALIGNMENT): Define to 128.
4172 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
4174 * config/i386/djgpp.c: New file. Add implementation of
4175 i386_djgpp_asm_named_section.
4177 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
4179 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
4180 Add rule for building djgpp.o.
4182 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4184 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
4185 (rtx_is_swappable_p): Reductions are swappable.
4186 (insn_is_swappable_p): V2DF reductions are swappable.
4188 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
4190 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
4191 reloads for other unsupported memory operands.
4193 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4194 Jim Wilson <jim.wilson@linaro.org>
4197 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
4198 copy_to_mode_reg instead of force_reg.
4200 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4203 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
4204 TARGET_80387 is true.
4206 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4209 * lra-eliminations.c (move_plus_up): Only move plus up
4210 if subreg of the constant can be simplified into constant
4211 and use the simplified subreg of the constant instead of
4212 the original constant.
4214 * fold-const.c (fold_convertible_p): Don't return true
4215 for conversion of VECTOR_TYPE to same sized integral type.
4216 (fold_convert_loc): Fix up formatting. Fold conversion of
4217 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
4218 instead of NOP_EXPR.
4220 PR tree-optimization/69214
4221 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
4222 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
4225 PR tree-optimization/69207
4226 * tree-vect-slp.c (vect_get_constant_vectors): For
4227 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
4228 fold_convertible_p to vector_type's element type, and always
4229 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
4231 2016-01-11 Richard Biener <rguenther@suse.de>
4233 PR tree-optimization/69173
4234 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
4235 fixup the cycle if all stmts are in a pattern.
4237 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
4240 * alias.c (base_alias_check): Move check for addresses with
4241 alignment ANDs before the call for compare_base_decls.
4242 (memrefs_conflict_p): Return -1 for different decls
4243 that went through alignment adjustments.
4245 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4247 PR rtl-optimization/68796
4248 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
4249 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
4250 and QImode comparisons against zero with CC_NZmode.
4251 * config/aarch64/iterators.md (short_mask): New mode_attr.
4253 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4255 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
4256 (<avx512>_store<mode>_mask): Likewise.
4258 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
4259 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4261 PR rtl-optimization/68841
4262 * ifcvt.c (struct noce_if_info): Add orig_x field.
4263 (bbs_ok_for_cmove_arith): Add to_rename parameter.
4264 Don't record conflicts on to_rename if it's present.
4265 Allow memory destinations in sets.
4266 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
4267 blocks, passing orig_x to the checks.
4268 (noce_process_if_block): Set if_info->orig_x appropriately.
4270 2016-01-11 Tom de Vries <tom@codesourcery.com>
4272 PR tree-optimization/69069
4273 * tree-parloops.c (create_parallel_loop): Add missing phi args.
4275 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
4277 PR rtl-optimization/68920
4278 * config/i386/i386.c (ix86_option_override_internal): Restrict number
4279 of conditional moves for RTL if-conversion to 1 for
4280 TARGET_ONE_IF_CONV_INSN.
4281 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
4282 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
4283 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
4284 parameter to restirct number of conditional moves for
4286 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
4287 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
4290 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
4293 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
4294 onepart vars. Fix typo in comment. Fix reversed condition in
4296 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
4299 * var-tracking.c (dump_onepart_variable_differences): New.
4300 (dataflow_set_different): If a detailed dump is requested,
4301 delay early returns and dump differences between onepart
4302 variables present before and after, and added variables.
4304 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
4307 * expr.c (expand_expr_real_1): For boolean vector constants
4308 with a scalar mode use const_scalar_mask_from_tree.
4309 (const_scalar_mask_from_tree): New.
4310 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
4311 assigned to a mask type to handle constants.
4313 2016-01-11 Martin Jambor <mjambor@suse.cz>
4316 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
4317 useless parameters if we cannot change function signature.
4319 2016-01-11 Martin Jambor <mjambor@suse.cz>
4322 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
4325 2016-01-11 Tom de Vries <tom@codesourcery.com>
4327 PR tree-optimization/69109
4328 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
4331 2016-01-11 Tom de Vries <tom@codesourcery.com>
4333 PR tree-optimization/69108
4334 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
4335 res is not used in a phi.
4337 2016-01-11 Yury Gribov <y.gribov@samsung.com>
4340 * common.opt (frandom-seed): Fix parameter name.
4341 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
4343 2016-01-11 Tom de Vries <tom@codesourcery.com>
4345 PR tree-optimization/69058
4346 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
4349 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
4351 * config/arc/arc.opt (mdiv-rem): Add period to the end.
4352 (mcode-density): Likewise.
4354 2016-01-10 Tom de Vries <tom@codesourcery.com>
4356 PR tree-optimization/69062
4357 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
4358 (parallelize_loops): Don't paralelize loop that has phi with address
4361 2016-01-10 Tom de Vries <tom@codesourcery.com>
4363 PR tree-optimization/69039
4364 * tree-parloops.c (try_create_reduction_list): Only allow single exit
4367 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
4370 * match.pd: Require target has function_c99_misc before doing
4371 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
4373 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
4375 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
4377 * configure: Regenerate.
4379 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4382 PR tree-optimization/69097
4383 * fold-const.h (expr_not_equal_to): New prototype.
4384 * fold-const.c: Include stringpool.h and tree-ssanames.h.
4385 (expr_not_equal_to): New function.
4386 * match.pd (X % -Y is the same as X % Y): Don't optimize
4387 unless X is known not to be equal to minimum or Y is known
4388 not to be equal to -1.
4389 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
4390 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
4391 (simplify_stmt_using_ranges): Adjust caller.
4392 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
4393 substitute_and_fold.
4395 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
4397 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
4400 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4402 PR tree-optimization/69167
4403 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
4404 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
4406 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
4408 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4409 Richard Biener <rguenther@suse.de>
4411 PR tree-optimization/68707
4412 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
4413 instances that can be handled via vect_load_lanes.
4415 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
4417 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
4418 if we can't determine address equivalence.
4419 * alias.c (compare_base_decl): Update for changed return value of
4420 symtab_node::equal_address_to.
4422 2016-01-08 Jason Merrill <jason@redhat.com>
4426 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
4427 * expr.c (store_field): Not here.
4428 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
4429 call with TREE_ADDRESSABLE type.
4430 * tree-cfg.c (verify_gimple_call): Adjust.
4432 2016-01-08 Olivier Hainque <hainque@adacore.com>
4434 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
4437 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4439 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
4440 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
4441 (reduc_smin_v2sf): Rename to...
4442 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
4443 (reduc_splus_v2sf): Rename to...
4444 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
4446 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4448 PR tree-optimization/69162
4449 * gimplify.c (gimplify_va_arg_expr): Encode original type of
4450 valist argument in another argument.
4451 (gimplify_modify_expr): Adjust for the above change. Cleanup.
4452 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
4453 to determine the va_list type, build a MEM_REF instead of
4454 build_fold_indirect_ref.
4456 PR tree-optimization/69172
4457 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
4460 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
4462 PR tree-optimization/67781
4463 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4464 and cmpnop in two steps: first the ones not accessed in original
4465 gimple expression in a endian independent way and then the ones not
4466 accessed in the final result in an endian-specific way.
4468 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4470 PR tree-optimization/69083
4471 * tree-vect-slp.c (vect_get_constant_vectors): For
4472 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
4473 element type. If op is fold_convertible_p to vector_type's element
4474 type, use NOP_EXPR instead of VCE.
4476 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
4478 PR rtl-optimization/67778
4479 PR rtl-optimization/68634
4480 PR rtl-optimization/68909
4481 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
4482 block from the stack until done with it. Remove a superfluous
4483 bitmap set. Remove a superfluous bitmap test.
4485 2016-01-07 Martin Sebor <msebor@redhat.com>
4488 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
4489 constraint on the type of arguments.
4491 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
4493 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
4494 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
4495 unaligned_access on the gcc_options set.
4496 * config/arm/arm.c (arm_option_override_internal): Use
4497 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
4499 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4502 * config/i386/i386.c (ix86_frame_pointer_required): Enable
4503 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
4505 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4508 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4511 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4512 depending on frame_pointer_needed before remaining integer and SSE
4513 registers are saved.
4515 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
4518 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4520 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
4523 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4524 Use the "xBm" constraint.
4525 (float<sseintvecmodelower><mode>2<mask_name><round_name):
4527 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4528 (sse_cvtsi2ssq<round_name>): Likewise.
4529 (sse_cvtss2si<round_name>): Likewise.
4530 (sse_cvtss2siq<round_name>): Likewise.
4531 (sse2_cvtsi2sdq<round_name>): Likewise.
4532 (sse2_cvtsd2si<round_name>): Likewise.
4533 (sse2_cvtsd2siq<round_name>): Likewise.
4534 * config/i386/subst.md (round_nimm_scalar_predicate): New
4537 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
4540 * varasm.c (make_decl_rtl): Mark invalid register vars as
4543 PR rtl-optimization/66206
4544 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4545 All callers changed.
4547 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4549 PR tree-optimization/69141
4550 * tree-ssa-pre.c: Include langhooks.h.
4551 (eliminate_dom_walker::before_dom_children): Use
4552 lang_hooks.decl_printable_name instead of
4553 cgraph_node::get ()->name ().
4556 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4557 it and DECL_ALIGN too.
4559 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4561 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4563 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4567 depending on frame_pointer_needed before remaining integer and SSE
4568 registers are saved.
4570 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4572 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4573 mode iterator with VSX_M2.
4574 (*p9_vecstore_<mode>): Likewise.
4575 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4576 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4577 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4578 (define_split for VSX_LE128 stores): Likewise.
4579 (define_peephole2 for TImode LE swaps): Likewise.
4580 (define_split for VSX_LE128 post-reload stores): Likewise.
4582 2016-01-06 Marek Polacek <polacek@redhat.com>
4585 * convert.c (convert_to_integer_1): Adjust call to
4586 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4587 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4588 EXPR instead of ARG.
4589 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4591 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4594 * doc/extend.texi (RL78 Variable Attributes): New section.
4596 2016-01-05 Marek Polacek <polacek@redhat.com>
4599 * builtins.c (get_memmodel): Use expansion point location rather than
4600 the input location. Call warning_at rather than warning.
4601 (expand_builtin_atomic_compare_exchange): Likewise.
4602 (expand_builtin_atomic_load): Likewise.
4603 (expand_builtin_atomic_store): Likewise.
4604 (expand_builtin_atomic_clear): Likewise.
4606 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4609 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4610 Replace nonimmediate_operand with vector_operand.
4611 * config/i386/predicates.md (vector_operand): New predicate.
4612 (general_vector_operand): Replace nonimmediate_operand with
4614 * config/i386/sse.md: Replace nonimmediate_operand with
4615 vector_operand and m constraint with Bm constraint on SSE
4616 patterns with 16-byte memory operand.
4617 * config/i386/subst.md (round_nimm_predicate): Replace
4618 nonimmediate_operand with vector_operand.
4619 (round_saeonly_nimm_predicate): Likewise.
4620 (round_saeonly_nimm_scalar_predicate): New.
4622 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4625 * config/i386/constraints.md (Bm): New constraint.
4626 * config/i386/predicates.md (vector_memory_operand): New
4628 * config/i386/sse.md: Replace xm with xBm in plusminus and
4631 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4634 * doc/extend.texi (V850 Function Attributes): New section.
4635 (V850 Variable Attributes): New section.
4637 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4640 * doc/extend.texi (MicroBlaze Function Attributes): Document
4641 interrupt_handler and fast_interrupt attributes.
4643 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4646 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4647 for local symbolic operands.
4648 * config/ia64/predicates.md (local_symbolic_operand64): New
4651 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4653 PR rtl-optimization/68651
4654 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4657 2016-01-05 Nathan Sidwell <nathan@acm.org>
4659 * alias.c (compare_base_decls): Use symtab_node::get.
4661 2016-01-05 Nick Clifton <nickc@redhat.com>
4664 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4665 secondary_reload_info structure.
4668 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4669 decls if weak support is available.
4671 2016-01-04 Martin Sebor <msebor@redhat.com>
4673 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4675 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4677 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4678 OPTION_MASK_P9_DFORM.
4680 * config/rs6000/constraints.md (wo constraint): New constraint for
4683 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4685 (rs6000_init_hard_regno_mode_ok): Likewise.
4687 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4690 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4691 expanders not to have constraints. Add support for ISA 3.0 xxperm
4692 instruction. Add support for fusing xxlor with xxperm.
4693 (altivec_vperm_<mode>_internal): Likewise.
4694 (altivec_vperm_v8hiv16qi): Likewise.
4695 (altivec_vperm_<mode>v16q): Likewise.
4696 (altivec_vperm_<mode>_uns): Likewise.
4697 (vperm_v8hiv4si): Likewise.
4698 (vperm_v16qiv8hi): Likewise.
4700 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4702 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4704 Update copyright years.
4706 * gcc.c (process_command): Update copyright notice dates.
4707 * gcov-dump.c (print_version): Ditto.
4708 * gcov.c (print_version): Ditto.
4709 * gcov-tool.c (print_version): Ditto.
4710 * gengtype.c (create_file): Ditto.
4711 * doc/cpp.texi: Bump @copying's copyright year.
4712 * doc/cppinternals.texi: Ditto.
4713 * doc/gcc.texi: Ditto.
4714 * doc/gccint.texi: Ditto.
4715 * doc/gcov.texi: Ditto.
4716 * doc/install.texi: Ditto.
4717 * doc/invoke.texi: Ditto.
4719 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4721 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4722 modes larger than TImode as TImode if NEON is not enabled.
4724 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4727 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4728 mode for %f0-%f31 only if TARGET_FPU.
4730 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4733 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4734 to compute the PACKED_P predicate.
4735 (function_arg_record_value): Minor tweaks.
4737 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4739 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4740 option for arm*-*-* targets.
4742 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4744 * doc/extend.texi (Common Function Attributes): Move docs for
4745 MSP430-specific attributes to....
4746 (MSP430 Function Attributes): ...here. Delete the redundant
4747 entries and copy-edit the remaining text.
4748 (MSP430 Variable Attributes): Use uniform format for index
4749 entries and add a cross-reference to the corresponding function
4752 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4754 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4756 (x86 Options): Likewise.
4758 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4762 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4763 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4764 to corresponding attribute.
4766 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4768 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4769 to correct alphabetization of table. Copy-edit and correct
4771 <stack_protect>: Likewise.
4772 <target_clones>: Likewise.
4774 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4775 Correct punctuation.
4776 (Code Gen Options) <-fno-plt>: Copy-edit.
4778 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4781 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4782 SI values. Explicitly convert SI to DI and vice-versa.
4784 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4786 PR tree-optimization/69070
4787 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4788 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4791 * ubsan.c (ubsan_instrument_float_cast): Call
4792 initialize_sanitizer_builtins.
4795 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4797 Copyright (C) 2016 Free Software Foundation, Inc.
4799 Copying and distribution of this file, with or without modification,
4800 are permitted in any medium without royalty provided the copyright
4801 notice and this notice are preserved.