1 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 PR rtl-optimization/69886
4 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
5 argument. Use it when checking validity of set instructions.
6 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
10 * store-motion.c (find_moveable_store): Update
11 can_assign_to_reg_without_clobbers_p callsite.
13 2016-02-24 Richard Biener <rguenther@suse.de>
16 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
18 (record_nonwrapping_iv): Do not fall back to the low/high bound
19 for non-constant IV bases if the stmt is not always executed.
21 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23 * config/arm/arm-cores.def (cortex-a32): New entry.
24 * config/arm/arm-tables.opt: Regenerate.
25 * config/arm/arm-tune.md: Regenerate.
26 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
27 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
28 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
35 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
36 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
37 (atomic_loaddi_1): Delete.
38 (atomic_loaddi): Rewrite expander using the above changes.
40 2016-02-24 Jakub Jelinek <jakub@redhat.com>
43 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
46 2016-02-24 Jakub Jelinek <jakub@redhat.com>
47 Richard Biener <rguenth@suse.de>
50 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
51 set_mem_attributes if tem is SSA_NAME which got expanded
54 2016-02-24 Richard Biener <rguenther@suse.de>
56 PR tree-optimization/69907
57 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
58 end of permutations for BB vectorization.
60 2016-02-24 Christian Bruel <christian.bruel@st.com>
62 * config/arm/arm-c.c (arm_option_override): Initialize
63 target_option_current_node.
64 * config/arm/arm.c (arm_pragma_target_parse): Replace
65 build_target_option_node call by target_option_current_node.
66 Set target_option_current_node.
69 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
72 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
73 define_insn_and_split to define_insn.
74 (zero_extendqi<mode>2_dot2): Same.
75 (extendqi<mode>2_dot): Same.
76 (extendqi<mode>2_dot2): Same.
78 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
80 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
81 and add bypass for AES{D,E} and AESMC pairs.
82 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
85 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
87 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
88 series for reciprocal square root in Exynos M1.
90 2016-02-23 Martin Sebor <msebor@redhat.com>
93 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
94 __builtin_alloca_with_align.
96 2016-02-23 Richard Henderson <rth@redhat.com>
98 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
99 (ix86_register_pragmas): Remove __seg_tls.
100 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
101 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
102 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
103 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
104 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
105 * doc/extend.texi (__seg_tls): Remove item.
107 2016-02-23 Richard Biener <rguenther@suse.de>
109 * alloc-pool.h (struct allocation_object): Make id member
110 conditional on CHECKING_P again.
111 (get_instance): Adjust.
112 (base_pool_allocator): Likewise.
114 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
116 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
117 (parallelize_loops): In OpenACC kernels mode, set n_threads to
119 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
121 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
123 2016-02-23 Richard Biener <rguenther@suse.de>
125 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
126 * bitmap.h (struct bitmap_usage): Likewise.
127 (bitmap_move): Declare.
128 * bitmap.c (register_overhead): Take size_t argument.
129 (bitmap_move): New function.
130 * df-problems.c (df_rd_transfer_function): Use bitmap_move
131 to properly account overhead.
132 * tree.c (free_node): Use tree_size.
134 2016-02-23 Jakub Jelinek <jakub@redhat.com>
137 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
138 when inverting comparison.
141 * common.opt (Wunreachable-code): Add Warning flag.
143 2016-02-23 Mark Wielaard <mjw@redhat.com>
144 Jakub Jelinek <jakub@redhat.com>
147 * cgraphunit.c (check_global_declaration): Check main_input_filename
148 and DECL_SOURCE_FILE are not NULL.
150 2016-02-23 Martin Jambor <mjambor@suse.cz>
152 PR tree-optimization/69666
153 * tree-sra.c (sra_modify_assign): Do not attempt to create
154 default_def replacements for unscalarizable regions.
156 2016-02-20 Mark Wielaard <mjw@redhat.com>
159 * cgraphunit.c (check_global_declaration): Check level of
160 warn_unused_const_variable and main_input_filename.
161 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
162 (-Wunused-variable): For C implies -Wunused-const-variable=1.
163 (-Wunused-const-variable): Explain levels 1 and 2.
165 2016-02-22 Jakub Jelinek <jakub@redhat.com>
168 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
169 identical arguments. Formatting and spelling fixes.
172 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
177 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
178 and m68k-devices.def.
179 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
180 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
182 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
184 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
185 and HImode registers.
187 2016-02-22 Richard Biener <rguenther@suse.de>
189 PR tree-optimization/69882
190 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
191 preserve permutations present because of gaps.
192 (vect_supported_load_permutation_p): Always continue checking
193 permutations after vect_attempt_slp_rearrange_stmts.
195 2016-02-22 Bin Cheng <bin.cheng@arm.com>
197 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
198 min_profitable_estimate, rather than min_profitable_iters.
200 2016-02-22 Jakub Jelinek <jakub@redhat.com>
203 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
204 SImode for last match_operand.
206 2016-02-22 Martin Liska <mliska@suse.cz>
208 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
209 return bitsize - 1 as the return value.
211 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
215 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
216 Handle negative shift counts.
217 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
218 force_reg on the shift constant.
219 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
220 (lshrsi3_d): Handle negative shift counts.
222 2016-02-22 Richard Biener <rguenther@suse.de>
223 Tom de Vries <tom@codesourcery.com>
225 * graph.c: Include dumpfile.h.
226 (print_graph_cfg): Split into three overloads.
227 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
229 2016-02-22 Tom de Vries <tom@codesourcery.com>
231 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
234 2016-02-22 Richard Biener <rguenther@suse.de>
237 * ipa-inline-transform.c (inline_call): When not updating
238 overall summaries adjust self size by the growth estimate.
239 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
240 hash-set, do not update overall summaries here. Renamed from ...
241 (inline_to_all_callers): ... this which is now wrapping the
242 above and performing delayed overall summary update.
243 (early_inline_small_functions): Delay updating of the overall
246 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
248 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
251 2016-02-19 Jakub Jelinek <jakub@redhat.com>
254 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
255 :%* in %:gt() argument.
256 (greater_than_spec_func): Adjust for expecting only numbers,
257 if there are more than two numbers, compare the last two.
259 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
261 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
262 -Wnarrowing with -std.
264 2016-02-19 Jakub Jelinek <jakub@redhat.com>
267 * expr.c (store_field): Don't use bit-field path if exp is
268 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
269 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
270 and the assignment can be performed by bitwise copy. Formatting
274 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
275 call copy_reg_eh_region_note_forward on before and/or after sequences
276 and remove note from insn if it no longer can throw.
279 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
282 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
284 * config/s390/vector.md: Add missing commutative operand markers
285 to the patterns which qualify for one.
286 * config/s390/vx-builtins.md: Likewise.
288 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
290 * config/s390/vector.md (VI, VI_QHS): Add single element vector
291 types to mode iterators.
292 (vec_double): ... and mode attribute.
293 * config/s390/vx-builtins.md (non_vec_int): Likewise.
295 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
297 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
298 Change the predicate of op2 from nonimmediate to general and let
299 reload fix it if necessary.
301 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
303 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
305 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
307 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
310 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
312 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
313 * config/s390/s390.c (s390_expand_vec_movstr): New function.
314 * config/s390/s390.md ("movstr<P:mode>"): Call
315 s390_expand_vec_movstr.
317 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
319 * config/s390/s390.md: Add missing output modifier for operand 1
320 to print it as address properly.
322 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
324 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
325 * config/s390/2964.md: New file.
326 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
327 of insn grouping attributes depending on the CPU level.
328 (s390_get_unit_mask): New function.
329 (s390_sched_score): Remove the OOO from the scheduling macros.
330 Add loop to calculate a score for the instruction mix.
331 (s390_sched_reorder): Likewise plus improve debug output.
332 (s390_sched_variable_issue): Rename macros as above. Calculate
333 the unit distances after actually scheduling an insn. Improve
335 (s390_sched_init): Clear last_scheduled_unit_distance array.
336 * config/s390/s390.md: Include 2964.md.
338 2016-02-18 Jakub Jelinek <jakub@redhat.com>
341 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
342 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
343 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
344 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
345 *avx512f_<code>v8div16qi2_mask_1): New insns.
347 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
350 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
353 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
354 earlyclobber from target. Use wF constraint for fused memory
356 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
358 2016-02-18 Jakub Jelinek <jakub@redhat.com>
359 Martin Liska <mliska@suse.cz>
362 * cfgexpand.c (asan_sanitize_stack_p): New function.
363 (partition_stack_vars): Use the function.
364 (expand_stack_vars): Likewise.
365 (defer_stack_allocation): Likewise.
366 (expand_used_vars): Likewise.
368 2016-02-18 Richard Biener <rguenther@suse.de>
371 * fold-const.c (operand_equal_p): Properly compare offsets for
372 IMAGPART_EXPR and ARRAY_REF.
374 2016-02-18 Nick Clifton <nickc@redhat.com>
378 * config/arm/arm.c (arm_option_override_internal): Disable
379 interworking if the target does not support thumb instructions.
380 (arm_reload_in_hi): Handle the case where a register to register
381 move needs reloading because there is no simple pattern to handle
383 (arm_reload_out_hi): Likewise.
385 2016-02-18 Richard Biener <rguenther@suse.de>
388 * match.pd: Don't use fold_binary or fold_unary for folding
391 2016-02-17 Jakub Jelinek <jakub@redhat.com>
394 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
395 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
396 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
397 warn on gimple_no_warning_p statements.
399 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
401 * doc/extend.texi (C++ Attributes): Correct description of
402 warn_unused type attribute.
404 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
406 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
409 2016-02-17 Richard Biener <rguenther@suse.de>
411 PR rtl-optimization/69609
412 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
413 (find_traces_1_round): When ending a trace update cached priority
415 (bb_to_key): Use cached priority when available.
416 (copy_bb): Initialize cached priority.
417 (reorder_basic_blocks_software_trace_cache): Likewise.
419 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
422 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
424 (aarch64_comparison_operator): Break overly long line into two.
425 (aarch64_comparison_operation): Likewise.
426 * config/aarch64/aarch64.md (cstorecc4): Use
427 aarch64_comparison_operator_mode instead of
428 aarch64_comparison_operator.
429 (cstore<mode>4): Likewise.
430 (aarch64_cstore<mode>): Likewise.
431 (*cstoresi_insn_uxtw): Likewise.
432 (cstore<mode>_neg): Likewise.
433 (*cstoresi_neg_uxtw): Likewise.
435 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
438 * config/arm/predicates.md (arm_comparison_operator_mode):
440 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
441 instead of arm_comparison_operator.
442 (*mov_negscc): Likewise.
443 (*mov_notscc): Likewise.
444 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
445 (*thumb2_mov_negscc): Likewise.
446 (*thumb2_mov_negscc_strict_it): Likewise.
447 (*thumb2_mov_notscc): Likewise.
448 (*thumb2_mov_notscc_strict_it): Likewise.
450 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
452 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
455 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
457 * config/visium/visium.c (machine_libfunc_index): New enum.
458 (machine_libfuncs): New structure.
459 (visium_libfuncs): New static variable.
460 (TARGET_INIT_LIBFUNCS): Define to...
461 (visium_init_libfuncs): ...this. New function.
462 (expand_block_move_4): Use the appropriate libfunc.
463 (expand_block_move_2): Likewise.
464 (expand_block_move_1): Likewise.
465 (expand_block_set_4): Likewise.
466 (expand_block_set_2): Likewise.
467 (expand_block_set_1): Likewise.
468 (visium_trampoline_init): Likewise.
470 2016-02-17 Nick Clifton <nickc@redhat.com>
472 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
473 TI's devices.csv file as of March 2016.
475 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
478 * opts-global.c (handle_common_deferred_options): Introduce and
479 initialize two global variables to remember command-line options
480 specifying a stack-limiting register.
481 * opts.h: Add extern declarations of the two new global variables.
482 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
483 variable based on the values of the two new global variables.
485 2016-02-16 Jakub Jelinek <jakub@redhat.com>
488 * common.opt (Wnonnull-compare): New warning.
489 * doc/invoke.texi (-Wnonnull): Remove text about comparison
490 of arguments against NULL.
491 (-Wnonnull-compare): Document.
492 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
493 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
494 * passes.def (pass_warn_nonnull_compare): Add.
495 * gimple-ssa-nonnull-compare.c: New file.
497 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
499 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
500 AARCH64_EXTRA_TUNE_RECIP_SQRT.
502 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
504 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
505 reciprocal sqrt for -mlow-precision-recip-sqrt.
507 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
508 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
510 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
511 always use lane loads to construct non-constant vectors.
513 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
515 * config/aarch64/aarch64.md
516 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
517 constraints for operand 3.
518 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
520 2016-02-16 Jakub Jelinek <jakub@redhat.com>
521 Richard Biener <rguenther@suse.de>
523 PR tree-optimization/69820
524 * tree-vect-patterns.c (type_conversion_p): Return false if
525 *orig_type is unsigned single precision or boolean.
526 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
529 2016-02-16 Jakub Jelinek <jakub@redhat.com>
531 PR rtl-optimization/69764
532 PR rtl-optimization/69771
533 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
534 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
536 2016-02-16 Richard Biener <rguenther@suse.de>
538 PR tree-optimization/69776
539 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
541 (indirect_refs_may_alias_p): Likewise.
542 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
543 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
545 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
546 (optimize_stmt): For redundant store discovery do not allow tbaa.
548 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
550 PR tree-optimization/69714
551 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
552 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
554 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
556 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
557 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
558 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
559 * config/arc/arc.c (arc_init): Check FPU options.
560 (get_arc_condition_code): Handle new CC_FPU* modes.
561 (arc_select_cc_mode): Likewise.
562 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
563 register pair only. Allow access for ARCv2 accumulator.
564 (gen_compare_reg): Whenever we have FPU support use FPU compare
566 (arc_reorg): Don't generate brcc insns when FPU compare
567 instructions are involved.
568 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
569 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
570 floating point emulation.
571 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
572 (REVERSE_CONDITION): Add new CC_FPU* modes.
573 (TARGET_FP_SP_BASE): Define.
574 (TARGET_FP_DP_BASE): Likewise.
575 (TARGET_FP_SP_FUSED): Likewise.
576 (TARGET_FP_DP_FUSED): Likewise.
577 (TARGET_FP_SP_CONV): Likewise.
578 (TARGET_FP_DP_CONV): Likewise.
579 (TARGET_FP_SP_SQRT): Likewise.
580 (TARGET_FP_DP_SQRT): Likewise.
581 (TARGET_FP_DP_AX): Likewise.
582 * config/arc/arc.md (ARCV2_ACC): New constant.
583 (type): New fpu type attribute.
584 (SDF): Conditional iterator.
585 (cstore<mode>, cbranch<mode>): Change expand condition.
586 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
587 handles FPU/FPX cases as well.
588 * config/arc/arc.opt (mfpu): New option.
589 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
591 (adddf3, muldf3, subdf3): Removed.
592 * config/arc/predicates.md (proper_comparison_operator): Recognize
594 * config/arc/fpu.md: New file.
595 * doc/invoke.texi (ARC Options): Document mfpu option.
597 2016-02-16 Richard Biener <rguenther@suse.de>
599 PR rtl-optimization/69291
600 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
601 noce_operand_ok check.
603 2016-02-16 Tom de Vries <tom@codesourcery.com>
606 * omp-low.c (simd_clone_create): Remove call to
607 symtab->call_cgraph_insertion_hooks.
609 2016-02-16 Jakub Jelinek <jakub@redhat.com>
611 PR tree-optimization/69802
612 * tree-ssa-reassoc.c (update_range_test): If op is
613 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
614 op == 1 test of precision 1 integral op, otherwise handle
615 that case as op itself. Fix up formatting.
616 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
619 2016-02-16 Richard Biener <rguenther@suse.de>
621 PR tree-optimization/69586
622 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
623 types for conversion sources.
625 2016-02-16 Richard Biener <rguenther@suse.de>
628 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
631 2016-02-16 Alan Modra <amodra@gmail.com>
634 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
635 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
636 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
638 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
639 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
640 (p8_fmrgow_<mode>): Likewise.
641 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
643 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
644 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
645 to use movdi_internal64. Remove op0_di.
646 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
648 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
650 Add support for the FCCMP insn types
652 * config/aarch64/aarch64.md (fccmp): Change insn type.
654 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
655 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
656 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
657 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
658 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
659 * config/arm/types.md (fccmps): Add new insn type.
662 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
664 * alias.c (get_alias_set): Fix a typo in comment.
666 2016-02-15 Richard Biener <rguenther@suse.de>
668 PR tree-optimization/69595
669 * match.pd: Complete range test simplification to true.
671 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
673 PR rtl-optimization/69648
674 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
675 pic_offset_table_rtx.
677 PR rtl-optimization/69752
678 * ira.c (update_equiv_regs): When looking for more than a single SET,
679 also take other side effects into account.
681 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
683 * config/s390/s390.c (s390_function_profiler): Add a new sequence
684 for z900+ CPUs in 31-bit mode.
686 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
688 * common/config/s390/s390-common.c (s390_supports_split_stack):
690 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
691 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
692 * config/s390/s390.c (struct machine_function): New field
693 split_stack_varargs_pointer.
694 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
695 in s390_emit_prologue.
696 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
698 (morestack_ref): New global.
699 (SPLIT_STACK_AVAILABLE): New macro.
700 (s390_expand_split_stack_prologue): New function.
701 (s390_live_on_entry): New function.
702 (s390_va_start): Use split-stack vararg pointer if appropriate.
703 (s390_asm_file_end): Emit the split-stack note sections.
704 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
705 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
706 (UNSPECV_SPLIT_STACK_CALL): New unspec.
707 (UNSPECV_SPLIT_STACK_DATA): New unspec.
708 (split_stack_prologue): New expand.
709 (split_stack_space_check): New expand.
710 (split_stack_data): New insn.
711 (split_stack_call): New expand.
712 (split_stack_call_*): New insn.
713 (split_stack_cond_call): New expand.
714 (split_stack_cond_call_*): New insn.
716 2016-02-15 Richard Biener <rguenther@suse.de>
718 PR tree-optimization/69783
719 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
720 Add trivially correct cases.
722 2016-02-15 Tom de Vries <tom@codesourcery.com>
725 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
727 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
729 2016-02-15 Richard Biener <rguenther@suse.de>
731 PR tree-optimization/69776
732 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
733 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
734 indicate whether we can use TBAA to disambiguate against stores.
735 Use alias-set zero if not.
736 (visit_reference_op_store): Do not use TBAA when looking up
738 * tree-ssa-pre.c (compute_avail): Use TBAA here.
739 (eliminate_dom_walker::before_dom_children): But not when looking
742 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
744 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
746 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
748 * config/i386/znver1.md
749 (znver1_pop, znver1_pop_mem,
750 znver1_load_imov_double_store,
751 znver1_load_imov_direct_store,
752 znver1_load_imov_direct_load,
753 znver1_load_imov_double_load): Add new.
754 (znver1_insn, znver1_insn_load): Add icmov type.
756 znver1_sseavx_fma_load,
758 znver1_avx256_fma_load): Fix pipe usage.
760 2016-02-14 Alan Modra <amodra@gmail.com>
763 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
764 with an invalid hard reg, reload just the reg not the entire
765 pre/post-inc/dec address expression.
767 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
770 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
771 fixed R1_REG scratch reg.
772 (sibcall_value_pcrel_fdpic): Likewise.
774 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
778 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
780 2016-02-12 Walter Lee <walt@tilera.com>
782 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
783 * config/tilegx/t-tilegx: Likewise.
785 2016-02-12 David Malcolm <dmalcolm@redhat.com>
788 * diagnostic-show-locus.c (struct line_span): New struct.
789 (layout::get_first_line): Delete.
790 (layout::get_last_line): Delete.
791 (layout::get_num_line_spans): New member function.
792 (layout::get_line_span): Likewise.
793 (layout::print_heading_for_line_span_index_p): Likewise.
794 (layout::get_expanded_location): Likewise.
795 (layout::calculate_line_spans): Likewise.
796 (layout::m_first_line): Delete.
797 (layout::m_last_line): Delete.
798 (layout::m_line_spans): New field.
799 (layout::layout): Update comment. Replace m_first_line and
800 m_last_line with m_line_spans, replacing their initialization
801 with a call to calculate_line_spans.
802 (diagnostic_show_locus): When printing source lines and
803 annotations, rather than looping over a single span
804 of lines, instead loop over each line_span within
805 the layout, with an inner loop over the lines within them.
806 Call the context's start_span callback when changing line spans.
807 * diagnostic.c (diagnostic_initialize): Initialize start_span.
808 (diagnostic_build_prefix): Break out the building of the location
809 part of the string into...
810 (diagnostic_get_location_text): ...this new function, rewriting
811 it from nested ternary expressions to a sequence of "if"
813 (default_diagnostic_start_span_fn): New function.
814 * diagnostic.h (diagnostic_start_span_fn): New typedef.
815 (diagnostic_context::start_span): New field.
816 (default_diagnostic_start_span_fn): New prototype.
818 2016-02-12 David Malcolm <dmalcolm@redhat.com>
821 * gcc.c (driver::finalize): Fix cleanup of "specs".
823 2016-02-12 David Malcolm <dmalcolm@redhat.com>
827 * gcc.c (driver::driver): Initialize m_option_suggestions.
828 (driver::~driver): Clean up m_option_suggestions.
829 (suggest_option): Convert to...
830 (driver::suggest_option): ...this, and split out into
831 driver::build_option_suggestions and find_closest_string.
832 (driver::build_option_suggestions): New function, from
833 first half of suggest_option. Special-case
834 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
835 the sanitizer_opts array. For options of enum types, add the
836 various enum values to the candidate strings.
837 (driver::handle_unrecognized_options): Remove "const".
838 * gcc.h (driver::handle_unrecognized_options): Likewise.
839 (driver::build_option_suggestions): New decl.
840 (driver::suggest_option): New decl.
841 (driver::m_option_suggestions): New field.
842 * opts-common.c (add_misspelling_candidates): New function.
843 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
845 * opts.h (sanitizer_opts): New array decl.
846 (add_misspelling_candidates): New function decl.
847 * spellcheck.c (find_closest_string): New function.
848 * spellcheck.h (find_closest_string): New function decl.
850 2016-02-12 Jakub Jelinek <jakub@redhat.com>
852 PR rtl-optimization/69764
853 PR rtl-optimization/69771
854 * optabs.c (expand_binop_directly): For shift_optab_p, force
855 convert_modes with VOIDmode if xop1 has VOIDmode.
857 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
860 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
861 to correctly determine instrumentation thunks.
863 2016-02-12 Jakub Jelinek <jakub@redhat.com>
866 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
867 type by reference, force lhs on the call.
870 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
871 Compute retval and retbnd early in all cases if split_part_return_p
872 and return_bb is not EXIT. Remove all clobber stmts and reset
873 all debug stmts that refer to SSA_NAMEs defined in split part,
874 except if it is retval, in that case replace the old retval with the
875 lhs of the call to the split part.
877 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
880 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
883 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
884 whose result is used in PHI.
885 (maybe_optimize_range_tests): Likewise.
886 (final_range_test_p): Likweise.
888 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
891 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
892 whose result is used in PHI.
893 (maybe_optimize_range_tests): Likewise.
894 (final_range_test_p): Likweise.
896 2016-02-12 Jakub Jelinek <jakub@redhat.com>
898 * cgraph.c: Spelling fixes - behaviour -> behavior and
899 neighbour -> neighbor.
900 * target.def: Likewise.
901 * sel-sched.c: Likewise.
902 * config/mips/mips.c: Likewise.
903 * config/arc/arc.md: Likewise.
904 * config/arm/cortex-a57.md: Likewise.
905 * config/arm/arm.c: Likewise.
906 * config/arm/neon.md: Likewise.
907 * config/arm/arm-c.c: Likewise.
908 * config/vms/vms-c.c: Likewise.
909 * config/s390/s390.c: Likewise.
910 * config/i386/znver1.md: Likewise.
911 * config/i386/i386.c: Likewise.
912 * config/ia64/hpux-unix2003.h: Likewise.
913 * config/msp430/msp430.md: Likewise.
914 * config/rx/rx.c: Likewise.
915 * config/rx/rx.md: Likewise.
916 * config/aarch64/aarch64-simd.md: Likewise.
917 * config/aarch64/aarch64.c: Likewise.
918 * config/nvptx/nvptx.c: Likewise.
919 * config/bfin/bfin.c: Likewise.
920 * config/cris/cris.opt: Likewise.
921 * config/rs6000/rs6000.c: Likewise.
922 * target.h: Likewise.
923 * spellcheck.c: Likewise.
924 * ira-build.c: Likewise.
925 * tree-inline.c: Likewise.
926 * builtins.c: Likewise.
927 * lra-constraints.c: Likewise.
928 * explow.c: Likewise.
930 * targhooks.c: Likewise.
931 * tree-vect-data-refs.c: Likewise.
933 * doc/tm.texi: Likewise.
934 * doc/extend.texi: Likewise.
935 * doc/install.texi: Likewise.
936 * doc/md.texi: Likewise.
937 * tree-ssa-tail-merge.c: Likewise.
938 * sched-int.h: Likewise.
939 * match.pd: Likewise.
940 * sched-ebb.c: Likewise.
941 * target.def (omit_struct_return_reg): Likewise.
942 * gimple-ssa-isolate-paths.c: Likewise.
943 (find_implicit_erroneous_behaviour): Renamed to...
944 (find_implicit_erroneous_behavior): ... this.
945 (find_explicit_erroneous_behaviour): Renamed to...
946 (find_explicit_erroneous_behavior): ... this.
947 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
949 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
951 PR rtl-optimization/64682
952 PR rtl-optimization/69567
953 PR rtl-optimization/69737
954 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
955 in I2 as well, just lose it.
957 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
959 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
961 (aarch64_last_printed_tune_string): Likewise.
962 (aarch64_declare_function_name): Only output .arch assembler
963 directive if it will be different from the previously output
964 directive. Same for .tune comment but only if -dA is set.
965 (aarch64_start_file): New function.
966 (TARGET_ASM_FILE_START): Define.
968 2016-02-11 David Malcolm <dmalcolm@redhat.com>
971 * Makefile.in (PLUGIN_HEADERS): Add params.list.
973 2016-02-11 Jakub Jelinek <jakub@redhat.com>
976 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
977 -Wmaybe-uninitialized warning.
979 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
982 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
984 2016-02-11 Richard Biener <rguenther@suse.de>
986 PR rtl-optimization/69291
987 * ifcvt.c (noce_try_store_flag_constants): Do not allow
988 subexpressions affected by changing the result.
990 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
993 * lra-constraints.c (curr_insn_transform): Find in/out operands
994 for secondary memory moves. Update dups.
996 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
998 PR tree-optimization/69652
999 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
1000 to nested loop, did source re-formatting, skip debug statements,
1001 add check on statement with volatile operand, remove dead scalar
1004 2016-02-10 Jakub Jelinek <jakub@redhat.com>
1005 Patrick Palka <ppalka@gcc.gnu.org>
1009 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
1010 calls if the return type is TREE_ADDRESSABLE.
1011 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
1012 * ipa-split.c (split_function): Fix doubled "we" in comment.
1013 Use void return type for the split part even if
1014 !split_point->split_part_set_retval.
1016 2016-02-10 Bin Cheng <bin.cheng@arm.com>
1018 PR tree-optimization/68021
1019 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
1020 when computing the value of biv cand by itself.
1022 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1024 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
1025 (cortexa57_tunings): Likewise.
1026 (cortexa72_tunings): Likewise.
1027 (arch_macro_fusion_pair_p): Add support for AES fusion.
1028 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
1029 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
1030 Allow virtual registers before reload so early scheduling works.
1031 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
1032 correct latency and pipeline.
1033 (cortex_a57_crypto_complex): Likewise.
1034 (cortex_a57_crypto_xor): Likewise.
1035 (define_bypass): Add AES bypass.
1037 2016-02-10 Richard Biener <rguenther@suse.de>
1039 PR tree-optimization/69726
1040 * passes.def: Add DCE pass before late uninit.
1041 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
1042 really fixup if-conversions job.
1044 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1046 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
1047 (arm_cortex_a57_tune): Likewise.
1048 (aarch_macro_fusion_pair_p): Add support for AES fusion.
1049 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
1051 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
1053 * timevar.def (TV_PHASE_DBGINFO): Delete.
1054 (TV_PHASE_CHECK_DBGINFO): Likewise.
1055 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
1057 2016-02-10 Richard Biener <rguenther@suse.de>
1059 PR tree-optimization/69719
1060 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1061 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
1063 2016-02-09 Andrew Pinski <apinski@cavium.com>
1066 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
1067 get_vcond_mask_icode returns false.
1069 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1072 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
1073 an ADDIS that adds a pointer to a large constant that sets the
1074 upper16 bits with a load operation.
1076 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1079 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
1081 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
1083 (vzipq_s16): Likewise.
1084 (vzipq_s32): Likewise.
1085 (vzipq_f32): Likewise.
1086 (vzipq_u8): Likewise.
1087 (vzipq_u16): Likewise.
1088 (vzipq_u32): Likewise.
1089 (vzipq_p8): Likewise.
1090 (vzipq_p16): Likewise.
1092 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1095 * config/arm/arm.c (neon_endian_lane_map): New function.
1096 (neon_vector_pair_endian_lane_map): New function.
1097 (arm_evpc_neon_vuzp): Allow for big endian lane order.
1098 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
1100 (vuzpq_s16): Likewise.
1101 (vuzpq_s32): Likewise.
1102 (vuzpq_f32): Likewise.
1103 (vuzpq_u8): Likewise.
1104 (vuzpq_u16): Likewise.
1105 (vuzpq_u32): Likewise.
1106 (vuzpq_p8): Likewise.
1107 (vuzpq_p16): Likewise.
1109 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
1112 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
1115 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
1118 truncate const_int operand 1 to QImode.
1120 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
1122 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
1123 corresponding to an abnormal edge.
1125 2016-02-09 Tom de Vries <tom@codesourcery.com>
1127 PR tree-optimization/69599
1128 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
1130 (find_func_aliases_for_builtin_call, find_func_clobbers)
1131 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
1134 2016-02-09 Richard Biener <rguenther@suse.de>
1136 PR tree-optimization/69715
1137 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
1138 LHS on calls as non-rewritable.
1140 2016-02-09 Tom de Vries <tom@codesourcery.com>
1143 * lto-wrapper.c (append_diag_options): New function.
1144 (compile_offload_image): Call append_diag_options.
1146 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
1149 * doc/extend.texi (Flag Output Operands): Correct sectioning.
1150 Minor copy-edit to fix verb tenses.
1152 2016-02-08 Jakub Jelinek <jakub@redhat.com>
1154 PR tree-optimization/69209
1155 * ipa-split.c (split_function): If split part is not
1156 returning retval, retval has gimple type but is not
1157 gimple value, force it into a SSA_NAME first.
1159 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
1161 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
1164 2016-02-08 Jason Merrill <jason@redhat.com>
1167 * convert.c (convert_to_integer_1): Check dofold on truncation
1169 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
1170 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
1171 Rename from *_nofold.
1172 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
1173 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
1175 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
1178 * tree.c (build_common_tree_nodes): Remove short_double argument.
1179 All callers changed.
1180 * tree.h (build_common_tree_nodes): Adjust declaration.
1181 * doc/invoke.texi (-fshort-double): Remove documentation.
1182 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1183 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
1184 * lto-wrapper.c (merge_and_complain, append_compiler_options)
1185 (append_linker_options): Don't handle OPT_fshort_double.
1187 PR rtl-optimization/68730
1188 * lra-remat.c (insn_to_cand_activation): New static variable.
1189 (lra_remat): Allocate and free it.
1190 (create_cand): New arg activation. Initialize a field in
1191 insn_to_cand_activation if it is nonnull.
1192 (create_cands): Pass the activation insn to create_cand when making
1193 a candidate involving an output reload. Reorganize code a little.
1194 (do_remat): Keep track of active status of candidates in a separate
1197 2016-02-08 Richard Biener <rguenther@suse.de>
1199 PR tree-optimization/69719
1200 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1201 Properly use absolute of the difference of the two offsets to
1202 compare or adjust the segment length.
1204 2016-02-08 Richard Biener <rguenther@suse.de>
1205 Jeff Law <law@redhat.com>
1208 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
1209 types for anonymous SSA names.
1211 2016-02-08 Richard Biener <rguenther@suse.de>
1213 PR rtl-optimization/69274
1214 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
1216 2016-02-08 Jeff Law <law@redhat.com>
1218 PR tree-optimization/65917
1219 * tree-ssa-dom.c (record_temporary_equivalences): Record both
1220 equivalences from if (x == y) style conditionals.
1221 (loop_depth_of_name): Remove.
1222 (record_equality): Remove loop depth check.
1223 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
1224 (const_and_copies::record_const_or_copy_raw): New member function.
1225 * tree-ssa-scopedtables.c
1226 (const_and_copies::record_const_or_copy_raw): New, factored out of
1227 (const_and_copies::record_const_or_copy): Call new member function.
1229 2016-02-05 Jeff Law <law@redhat.com>
1231 PR tree-optimization/68541
1232 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
1233 (count_stmts_in_block): New function.
1234 (poor_ifcvt_candidate_code): Likewise.
1235 (is_feasible_trace): Add some heuristics to determine when path
1236 splitting is profitable.
1237 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
1238 is a diamond with a single exit.
1240 2016-02-05 Martin Sebor <msebor@redhat.com>
1243 * doc/invoke.texi: Update -Wplacement-new to take an optional
1246 2016-02-06 Richard Henderson <rth@redhat.com>
1249 * tree.c (tree_nop_conversion_p): Do not strip casts into or
1250 out of non-standard address spaces.
1252 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1254 PR rtl-optimization/69691
1255 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
1257 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
1259 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
1260 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
1261 (*ieee128_mfvsrd_64bit): Likewise.
1262 (*ieee128_mfvsrd_32bit): Likewise.
1264 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
1268 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1270 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1271 instrumented_version.
1273 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
1275 * doc/invoke.texi (Optimize Options): In table of --param options
1276 rename second occurrence of tracer-min-branch-ratio to
1277 tracer-min-branch-probability, rename
1278 tracer-min-branch-ratio-feedback to
1279 tracer-min-branch-probability-feedback and clarify description,
1280 rename sched-spec-state-edge-prob-cutoff to
1281 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
1282 to selsched-insns-to-rename, rename lto-minpartition to
1283 lto-min-partition, delete reorder-blocks-duplicate and
1284 reorder-blocks-duplicate-feedback.
1286 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1288 * config/s390/s390.c (s390_register_info_set_ranges): Remove
1291 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1293 * doc/extend.texi: S/390: Correct some typos.
1295 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1297 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
1299 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1302 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
1303 (s390_register_info_gprtofpr): Use new macros above.
1304 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
1306 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
1307 its name. Adjust restore and save gpr ranges.
1308 (s390_register_info_set_ranges): New function.
1309 (s390_register_info): Use new macros above. Call
1310 s390_register_info_set_ranges.
1311 (s390_optimize_register_info): Likewise.
1312 (s390_hard_regno_rename_ok): Use new macros.
1313 (s390_hard_regno_scratch_ok): Likewise.
1314 (s390_emit_epilogue): Likewise.
1315 (s390_can_use_return_insn): Likewise.
1316 (s390_optimize_prologue): Likewise.
1317 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
1319 2016-02-05 Jakub Jelinek <jakub@redhat.com>
1322 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
1324 (ix86_option_override_internal): Disable TARGET_STV even for
1325 -m{incoming,preferred}-stack-boundary=3.
1327 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1329 * config.gcc: Mark deprecated rtems targets as obsolete.
1331 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
1333 PR rtl-optimization/64682
1334 PR rtl-optimization/69567
1335 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
1336 before I2 only if the register is both used and set in I2.
1338 2016-02-04 DJ Delorie <dj@redhat.com>
1340 * config/msp430/msp430.c (msp430_start_function): Add function type.
1342 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1345 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
1347 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
1349 PR rtl-optimization/69577
1351 2015-10-29 Richard Henderson <rth@redhat.com>
1355 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
1356 sse check to the exact conditions of PR 67609.
1358 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
1361 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
1362 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
1363 not allowed into the traditional Altivec registers.
1364 (movtd_64bit_nodm): Likewise.
1365 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
1367 2016-02-04 David Malcolm <dmalcolm@redhat.com>
1369 * config/aarch64/cortex-a57-fma-steering.c
1370 (aarch64_register_fma_steering): Remove "static" from arguments
1373 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
1376 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
1379 2016-02-04 Mike Frysinger <vapier@gentoo.org>
1381 * doc/invoke.texi: Delete -mno-fma4.
1383 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
1385 PR rtl-optimization/69577
1386 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
1387 (find_subregs_of_mode): Update accordingly. Iterate over partial
1390 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
1392 * config/arm/arm-protos.h (neon_reinterpret): Remove.
1393 * config/arm/arm.c (neon_reinterpret): Remove.
1394 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
1395 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
1396 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
1397 vreinterpretti): Remove.
1398 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
1399 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
1400 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
1401 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
1402 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
1403 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
1404 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
1405 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
1406 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
1407 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
1408 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
1409 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
1410 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
1411 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
1412 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
1413 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
1414 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
1415 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
1416 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
1417 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
1418 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
1419 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
1420 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
1421 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
1422 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
1423 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
1424 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
1425 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
1426 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
1427 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
1428 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
1429 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
1430 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
1431 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
1432 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
1433 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
1434 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
1435 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
1436 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
1437 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
1438 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
1439 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
1440 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
1441 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
1442 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
1443 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
1444 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
1445 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
1446 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
1447 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
1448 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
1449 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
1450 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
1451 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
1452 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
1453 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
1454 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
1455 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
1456 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
1457 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
1458 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
1459 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
1460 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
1461 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
1462 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
1463 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
1464 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
1465 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
1466 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
1467 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
1468 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
1469 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
1470 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
1471 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
1472 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
1473 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
1474 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
1475 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
1476 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
1477 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
1478 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
1479 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
1480 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
1481 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
1482 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
1483 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
1484 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
1485 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
1486 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
1487 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
1488 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
1489 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
1490 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
1491 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
1492 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
1493 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
1494 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
1495 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
1496 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
1497 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
1498 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
1499 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
1500 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
1502 2016-02-04 Martin Liska <mliska@suse.cz>
1505 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
1506 that are gimple_store_p.
1507 (maybe_instrument_call): Likewise.
1509 2016-02-04 Bin Cheng <bin.cheng@arm.com>
1511 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
1512 register scaling out of memory reference and comment why.
1514 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1518 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
1519 folding the source of a SET.
1521 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1525 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
1526 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
1528 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
1532 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
1535 2016-02-04 Christian Bruel <christian.bruel@st.com>
1537 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
1538 * config/arm/arm.c (arm_set_current_function): Likewise.
1540 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1541 Ilya Enkovich <enkovich.gnu@gmail.com>
1542 H.J. Lu <hongjiu.lu@intel.com>
1545 * config/i386/i386.c (convert_scalars_to_vector): Remove
1546 stack alignment fixes.
1547 (ix86_option_override_internal): Disable TARGET_STV if stack
1548 might not be aligned enough.
1549 (ix86_minimum_alignment): Assert that TARGET_STV is false.
1551 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
1553 * gcc/config/i386/x86-tune.def: Disable default prefetching
1556 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1557 Vladimir Makarov <vmakarov@redhat.com>
1560 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
1561 in validating fused toc addresses.
1563 2016-02-03 Jakub Jelinek <jakub@redhat.com>
1566 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
1567 range->m_caret fields if range->m_show_caret_p is false.
1570 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1571 Force oldval into register if it does not satisfy reg_or_short_operand
1572 predicate. Fix up formatting.
1574 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
1575 Alexandre Oliva <aoliva@redhat.com>
1578 * lra-constraints.c (simplify_operand_subreg): Check additionally
1579 address validity after potential reloading.
1580 (process_address_1): Check insns validity. In case of failure do
1583 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
1586 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
1589 2016-02-02 Jakub Jelinek <jakub@redhat.com>
1591 * wide-int.cc (canonize_uhwi): New function.
1592 (wi::divmod_internal): Use it.
1594 2016-02-02 James Norris <jnorris@codesourcery.com
1596 * gimplify.c (omp_notice_variable): Add usage check.
1598 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
1600 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1601 like LE, GE, LT, GT when emitting relational operator.
1603 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1605 * ira-costs.c (find_costs_and_classes): Add extra argument.
1606 * target.def (ira_change_pseudo_allocno_class): Add parameter.
1607 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1608 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1609 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1610 Add best_class parameter, and return it if not ALL_REGS.
1611 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1613 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1616 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
1618 * config/aarch64/aarch64.c
1619 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1620 (aarch64_ira_change_pseudo_allocno_class): New function.
1622 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
1625 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1627 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1629 * config/avr/avr.c (avr_option_override): Set
1630 PARAM_ALLOW_STORE_DATA_RACES to 1.
1632 2016-02-02 Richard Biener <rguenther@suse.de>
1634 PR tree-optimization/69595
1635 * match.pd: Add range test simplifications to true/false.
1637 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
1639 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1640 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1643 2016-02-02 Richard Biener <rguenther@suse.de>
1645 PR tree-optimization/69606
1646 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1647 info on the result before moving a stmt.
1649 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
1652 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1653 branch with vector comparison.
1654 * config/i386/sse.md (VI48_AVX): New mode iterator.
1655 (define_expand "cbranch<mode>4): Add support for conditional branch
1656 with vector comparison.
1657 * tree-vect-loop.c (optimize_mask_stores): New function.
1658 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1659 has_mask_store field of vect_info.
1660 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1661 vectorized loops having masked stores after vec_info destroy.
1662 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1663 correspondent macros.
1664 (optimize_mask_stores): Add prototype.
1666 2016-02-02 Alan Modra <amodra@gmail.com>
1669 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1672 2016-02-02 Alan Modra <amodra@gmail.com>
1675 * config/rs6000/rs6000.c (need_toc_init): New var, set it
1676 whenever toc_label_name used.
1677 (rs6000_file_start): Don't set up toc section here,
1678 (rs6000_output_function_epilogue): do so here instead,
1679 (rs6000_xcoff_file_start): and here.
1680 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1681 (load_toc_aix_di): Likewise.
1683 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1685 PR rtl-optimization/69592
1686 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1687 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1688 (num_sign_bit_copies_binary_arith_p): New inline function.
1689 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1691 2016-02-01 Jeff Law <law@redhat.com>
1693 PR tree-optimization/69580
1694 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1695 * tree-ssa-threadbackward.c
1696 (fsm_find_control_statement_thread_paths): Do not try to walk
1697 through large PHI nodes.
1699 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1701 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1702 when count is incremented above limit, don't analyze further
1705 * omp-low.c (oacc_parse_default_dims): Avoid
1706 -Wsign-compare warning, make sure value fits into int
1707 rather than just unsigned int.
1709 2016-02-01 Bin Cheng <bin.cheng@arm.com>
1711 PR tree-optimization/67921
1712 * fold-const.c (split_tree): New parameters. Convert pointer
1713 type variable part to proper type before negating.
1714 (fold_binary_loc): Pass new arguments to split_tree.
1716 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
1718 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1719 (nvptx_goacc_validate_dims): Extend to handle global defaults.
1720 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1721 * doc/tm.texti: Rebuilt.
1722 * doc/invoke.texi (fopenacc-dim): Document.
1723 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1724 (append_compiler_options): Likewise.
1725 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1726 (oacc_parse_default_dims): New.
1727 (oacc_validate_dims): Add USED arg. Select non-unity default when
1729 (oacc_loop_fixed_partitions): Return mask of used partitions.
1730 (oacc_loop_auto_partitions): Emit dump info.
1731 (oacc_loop_partition): Return mask of used partitions.
1732 (execute_oacc_device_lower): Parse default dimension arg. Adjust
1733 loop partitioning and validation calls.
1735 2016-02-01 Richard Biener <rguenther@suse.de>
1738 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1740 2016-02-01 Richard Biener <rguenther@suse.de>
1742 PR tree-optimization/69574
1743 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1744 of asserting return chrec_dont_know.
1746 2016-02-01 Martin Liska <mliska@suse.cz>
1748 * mem-stats-traits.h: Add copyright header.
1749 * mem-stats.h: Likewise.
1751 2016-02-01 Richard Biener <rguenther@suse.de>
1753 PR tree-optimization/69579
1754 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1755 Do not propagate through abnormal PHI results.
1757 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
1759 * postreload.c (reload_cse_simplify): Remove dead code.
1761 2016-02-01 Jakub Jelinek <jakub@redhat.com>
1763 PR rtl-optimization/69570
1764 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1765 if there is more than one set, not if there is a single set.
1767 2016-02-01 Richard Henderson <rth@redhat.com>
1770 * combine.c (make_compound_operation): When looking through a
1771 subreg, make sure to re-extend to the width of the outer mode.
1773 2016-01-30 Jakub Jelinek <jakub@redhat.com>
1775 PR tree-optimization/69546
1776 * wide-int.cc (wi::divmod_internal): For unsigned division
1777 where both operands fit into uhwi, if o1 is 1 and o0 has
1778 msb set, if divident_prec is larger than bits per hwi,
1779 clear another quotient word and return 2 instead of 1.
1780 Similarly for remainder with msb in HWI set, if dividend_prec
1781 is larger than bits per hwi.
1783 2016-01-29 Martin Jambor <mjambor@suse.cz>
1785 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1786 Use short lowercase names.
1787 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
1788 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1789 acq_rel one. Protect warning agains segfaults if
1790 get_memory_order_name returns NULL.
1791 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1792 with release semantics. Do not warn if get_memory_order already did.
1793 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1794 semantics. Fix check for relaxed or acquire semantics. Do not warn
1795 if get_memory_order already did.
1797 2016-01-29 Sebastian Pop <s.pop@samsung.com>
1799 * doc/install.texi: Document that isl-0.16 is supported.
1801 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
1804 * config/i386/constraints.md (Bm): Describe as special memory
1806 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1807 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1808 * genpreds.c (struct constraint_data): Add is_special_memory.
1809 (have_special_memory_constraints, special_memory_start): New
1811 (special_memory_end): Ditto.
1812 (add_constraint): Add new arg is_special_memory. Add code to
1813 process its true value. Update have_special_memory_constraints.
1814 (process_define_constraint): Pass the new arg.
1815 (process_define_register_constraint): Ditto.
1816 (choose_enum_order): Process special memory.
1817 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1818 function insn_extra_special_memory_constraint.
1819 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1820 * gensupport.c (process_rtx): Process
1821 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1822 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1823 * ira-lives.c (single_reg_class): Use
1824 insn_extra_special_memory_constraint.
1825 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1826 * lra-constraints.c (process_alt_operands): Ditto.
1827 (curr_insn_transform): Use insn_extra_special_memory_constraint.
1828 * recog.c (asm_operand_ok, preprocess_constraints): Process
1830 * reload.c (find_reloads): Ditto.
1831 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1832 * stmt.c (parse_input_constraint): Use
1833 insn_extra_special_memory_constraint.
1835 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1838 * lra-splill.c (lra_final_code_change): Revert r229087 by
1839 removing all sub-registers.
1841 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
1844 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1846 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1849 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1850 SSE1, copy target into the temporary reg first before recursing
1853 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
1855 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1858 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1860 * ginclude/stdarg.h: Test __cplusplus instead of
1861 __GXX_EXPERIMENTAL_CXX0X__.
1863 2016-01-29 Richard Biener <rguenther@suse.de>
1865 PR tree-optimization/69547
1866 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1867 Do not mark clobbers necessary.
1868 (mark_all_reaching_defs_necessary_1): Likewise.
1870 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1872 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1873 declaration name with %qs and print it in both error messages.
1874 Also fix indentation.
1876 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
1879 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1880 trailing blank line from error message.
1882 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
1885 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1888 2016-01-29 Richard Biener <rguenther@suse.de>
1891 * match.pd: Allow all integral types when simplifying a
1892 widening or sign-changing conversion.
1894 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1896 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1897 back to setting codegen_error to fail codegen.
1899 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/constraints.md (C): Only accept constant zero operand.
1903 (BC): New constraint.
1904 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1905 instead of C constraint.
1906 * doc/md.texi (Machine Constraints): Update description
1909 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
1912 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1914 2016-01-28 Jakub Jelinek <jakub@redhat.com>
1917 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1920 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
1922 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1923 branches if using guessed profile.
1925 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
1927 * graphite-optimize-isl.c (optimize_isl): Fix dump.
1929 2016-01-28 Richard Henderson <rth@redhat.com>
1932 * config/aarch64/aarch64-modes.def (CC_Cmode): New
1933 * config/aarch64/aarch64-protos.h: Update.
1934 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1935 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1936 (aarch64_get_condition_code_1): Handle CC_Cmode.
1937 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1938 (*add<mode>3_compareC_cconly_imm): New.
1939 (*add<mode>3_compareC_cconly): New.
1940 (*add<mode>3_compareC_imm): New.
1941 (add<mode>3_compareC): New.
1942 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1943 to be first. Use aarch64_carry_operation.
1944 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1945 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1946 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1947 (subti3): Use subdi3_compare1.
1948 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1949 (sub<mode>3_compare1): New.
1950 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1951 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1952 (*subsi3_carryin_uxtw): Likewise.
1953 (*ngc<mode>, *ngcsi_uxtw): Likewise.
1954 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1955 * config/aarch64/iterators.md (DWI): New.
1956 * config/aarch64/predicates.md (aarch64_carry_operation): New.
1957 (aarch64_borrow_operation): New.
1959 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1961 * graphite-optimize-isl.c (optimize_isl): Print a different debug
1962 message when isl does not return a valid schedule.
1964 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1966 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1967 Remove comments from class declarations: they are already in the code
1970 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1972 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1974 (ternary_op_to_tree): Same.
1975 (unary_op_to_tree): Same.
1976 (nary_op_to_tree): Same.
1977 (gcc_expression_from_isl_expr_op): Same.
1978 (gcc_expression_from_isl_expression): Same.
1979 (graphite_create_new_loop): Same.
1980 (graphite_create_new_loop_guard): Same.
1981 (build_iv_mapping): Same.
1982 (graphite_create_new_guard): Same.
1983 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1984 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1986 2016-01-28 Sebastian Pop <s.pop@samsung.com>
1988 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1989 instead of setting codegen_error to fail codegen.
1991 2016-01-28 Jason Merrill <jason@redhat.com>
1993 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1995 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1997 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1998 Remove CONST_INT_P check in CCMP cost calculation.
2000 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2002 * config/aarch64/aarch64.c (generic_vector_cost):
2003 Set vec_permute_cost.
2004 (cortexa57_vector_cost): Likewise.
2005 (exynosm1_vector_cost): Likewise.
2006 (xgene1_vector_cost): Likewise.
2007 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
2008 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
2009 Add vec_permute_cost entry.
2011 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2013 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
2015 (add<mode>3_compare0): Likewise.
2016 (addsi3_compare0_uxtw): Likewise.
2017 (add<mode>3nr_compare0): Likewise.
2018 (compare_neg<mode>): Likewise.
2019 (<optab><mode>3): Likewise.
2021 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
2023 * tree-vect-stmts.c (vectorizable_comparison): Add
2024 NULL check for vectype.
2026 2016-01-28 Richard Biener <rguenther@suse.de>
2028 PR tree-optimization/69466
2029 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2030 Account for PHIs we couldn't duplicate.
2032 2016-01-28 Martin Liska <mliska@suse.cz>
2035 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
2036 instead of ENABLE_VALGRIND_CHECKING.
2038 2016-01-27 Richard Henderson <rth@redhat.com>
2041 * lra-remat.c (subreg_regs): New.
2042 (dump_candidates_and_remat_bb_data): Dump it.
2043 (operand_to_remat): Reject if operand in subreg_regs.
2044 (set_bb_regs): Collect subreg_regs.
2045 (lra_remat): Init and free subreg_regs. Compute
2046 calculate_local_reg_remat_bb_data before create_cands.
2048 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
2051 * config/i386/i386.c (ix86_update_stack_boundary): Don't
2052 change stack_alignment_needed for __tls_get_addr call.
2054 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
2056 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
2058 2016-01-27 Jeff Law <law@redhat.com>
2060 PR tree-optimization/68398
2061 PR tree-optimization/69196
2062 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
2063 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
2064 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2065 Only count PHIs in the last block in the path. The others will
2066 const/copy propagate away. Add heuristic to allow more irreducible
2067 subloops to be created when it is likely profitable to do so.
2069 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2070 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
2071 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
2073 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2076 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
2077 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
2078 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
2079 * tree-streamer-in.c: Include asan.h.
2080 (streamer_get_builtin_tree): For builtins in sanitizer
2081 range call initialize_sanitizer_builtins and retry.
2083 2016-01-27 Ian Lance Taylor <iant@google.com>
2085 * common.opt (fkeep-gc-roots-live): New undocumented option.
2086 * tree-ssa-loop-ivopts.c (add_candidate_1): If
2087 -fkeep-gc-roots-live, skip pointers.
2088 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
2091 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
2095 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
2097 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
2100 * configure.ac: NetBSD provides SSP in its C library.
2101 * configure: Updated.
2103 2016-01-27 Richard Biener <rguenther@suse.de>
2105 PR tree-optimization/69166
2106 * tree-vect-loop.c (vect_is_simple_reduction): Always check
2107 reduction code for commutativity / associativity.
2109 2016-01-27 Martin Jambor <mjambor@suse.cz>
2111 PR tree-optimization/69355
2112 * tree-sra.c (analyze_access_subtree): Correct hole detection when
2113 total_scalarization fails.
2115 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
2117 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
2120 2016-01-27 Christian Bruel <christian.bruel@st.com>
2123 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
2124 Move arm_reset_previous_fndecl and set_target_option_current_node in
2125 the conditional part. Call save_restore_target_globals.
2126 * config/arm/arm.c (arm_set_current_function):
2127 Refactor to better support #pragma target and attribute mix.
2128 Call save_restore_target_globals.
2129 * config/arm/arm-protos.h (save_restore_target_globals): New function.
2131 2016-01-27 Martin Liska <mliska@suse.cz>
2133 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
2134 reference for an HSA kernel and its host function.
2136 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2138 PR tree-optimization/69399
2139 * wide-int.h (wi::lrshift): For larger precisions, only
2140 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2142 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
2144 * config/arc/predicates.md (proper_comparison_operator): Reject
2145 constant-constant comparison.
2147 2016-01-26 Tom de Vries <tom@codesourcery.com>
2149 PR tree-optimization/69110
2150 * tree-data-ref.c (initialize_data_dependence_relation): Handle
2151 DR_NUM_DIMENSIONS == 0.
2153 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2154 Sebastian Pop <s.pop@samsung.com>
2156 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
2157 isl_ast_op_cond and isl_ast_op_select.
2158 (gcc_expression_from_isl_expr_op): Same.
2160 2016-01-26 Jason Merrill <jason@redhat.com>
2163 * tree.c (recompute_constructor_flags): Split out from
2165 (verify_constructor_flags): New.
2166 * tree.h: Declare them.
2168 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
2170 PR rtl-optimization/69217
2171 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
2172 are no TYPE_FIELDS set for the record type.
2174 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2177 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
2178 toc_label_name unconditionally.
2179 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
2180 SYMBOL_REF string. Use toc_label_name instead of constructing
2182 (rs6000_elf_declare_function_name): Use toc_label_name instead of
2183 constructing LCTOC1.
2185 2016-01-26 Martin Sebor <msebor@redhat.com>
2188 * doc/extend.texi (Common Type Attributes): Move text that talks about
2189 attribute packed from attribute aligned to the section discussing
2190 the former attribute for clarity.
2192 2016-01-26 Richard Henderson <rth@redhat.com>
2195 * trans-mem.c (tm_region_init): Mark entry block as visited.
2197 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2200 * diagnostic-show-locus.c (layout::print_source_line): Replace
2201 call to pp_newline with call to layout::print_newline.
2202 (layout::print_annotation_line): Likewise.
2203 (layout::move_to_column): Likewise.
2204 (layout::print_any_fixits): After printing any fixits, print a
2205 trailing newline, if necessary.
2206 (layout::print_newline): New method, resetting any colorization
2208 (diagnostic_show_locus): Move the pp_newline to before the
2209 early bailout. Remove dummy block enclosing the layout instance.
2210 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
2211 of pp_newline_and_flush with pp_flush.
2212 (diagnostic_append_note): Delete use of pp_newline.
2213 (diagnostic_append_note_at_rich_loc): Delete.
2214 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
2215 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
2216 when newline characters are added to the buffer.
2218 2016-01-26 Michael Matz <matz@suse.de>
2220 * configure.ac (ac_cv_std_swap_in_utility): New test.
2221 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
2222 * configure: Regenerate.
2223 * config.in: Regenerate.
2225 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
2227 * config/arc/arc.md (cstoresi4): Force operand into register.
2228 (arcset<code>): Fix predicate.
2229 (arcsetltu): Likewise.
2230 (arcsetgeu): Likewise.
2231 (arcsethi): Likewise.
2232 (arcsetls): Likewise.
2234 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2236 PR tree-optimization/69483
2237 * gimple-fold.c (canonicalize_constructor_val): Return NULL
2238 if base has error_mark_node type.
2240 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
2243 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
2244 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
2246 (vget_lane_f16): Handle big-endian.
2247 (vgetq_lane_f16): Likewise.
2248 (vset_lane_f16): Likewise.
2249 (vsetq_lane_f16): Likewise.
2250 * config/arm/iterators.md (VQXMOV): Add V8HF.
2251 (VDQ): Add V4HF and V8HF.
2252 (V_reg): Handle V4HF and V8HF.
2253 (Is_float_mode): Likewise.
2254 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
2255 neon_vdup_nv8hf): New patterns.
2256 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
2257 Use VD_LANE iterator.
2258 (neon_vld1_dup<mode>): Use VQ2 iterator.
2260 2016-01-26 Nathan Sidwell <nathan@acm.org>
2262 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
2263 (set_oacc_fn_attrib): Add IS_KERNEL arg.
2264 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
2265 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
2266 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
2267 (oacc_validate_dims): Add LEVEL arg, don't return level.
2268 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
2270 (execute_oacc_device_lower): Adjust, add more dump output.
2271 * tree-ssa-loop.c (gate_oacc_kernels): Use
2272 oacc_fn_attrib_kernels_p.
2273 * tree-parloops.c (create_parallel_loop): Adjust
2274 set_oacc_fn_attrib call.
2276 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2279 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
2280 (append_compiler_options): Handle -fcilkplus.
2281 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
2283 2016-01-26 Nick Clifton <nickc@redhat.com>
2286 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
2287 been marked as DECL_ONE_ONLY but we do not the means to make it
2288 so, then do not allow it to bind locally.
2290 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2293 * opts.h (parse_sanitizer_options): New prototype.
2294 * opts.c (sanitizer_opts): New array.
2295 (parse_sanitizer_options): New function.
2296 (common_handle_option): Use parse_sanitizer_options.
2298 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
2302 alignment adjustment to ...
2303 (ix86_update_stack_boundary): Here. Don't over-align stack for
2305 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
2306 if __tls_get_addr is called.
2308 2016-01-26 Christian Bruel <christian.bruel@st.com>
2310 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2312 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
2314 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2316 2016-01-26 Richard Biener <rguenther@suse.de>
2319 * match.pd: Guard X * CST CMP 0 pattern with single_use.
2321 2016-01-26 Richard Biener <rguenther@suse.de>
2323 PR tree-optimization/69452
2324 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
2325 (move_computations_dom_walker::before_dom_children): Rename
2327 (move_computations_worker): This.
2328 (move_computations): Perform an RPO rather than a DOM walk.
2330 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2333 * combine.c (combine_instructions): For REG_EQUAL note with
2334 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
2335 to the underlying register.
2336 * doc/rtl.texi (REG_EQUAL): Document the behavior of
2337 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2339 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
2342 * config/aarch64/aarch64-builtins.c
2343 (aarch64_init_simd_builtin_types): Do not set structural
2344 equality to __Poly{8,16,64,128}_t types.
2346 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
2348 PR tree-optimization/69400
2349 * wide-int.cc (wi_pack): Take the precision as argument and
2350 perform canonicalization here rather than in the callers.
2351 Use the main loop to handle all full-width HWIs. Add a
2352 zero HWI if in_len isn't a full result.
2353 (wi::divmod_internal): Update accordingly.
2354 (wi::mul_internal): Likewise. Simplify.
2356 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2357 Sebastian Pop <s.pop@samsung.com>
2359 * graphite-poly.c (apply_poly_transforms): Simplify.
2360 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
2361 (print_isl_map): Same.
2362 (print_isl_union_map): Same.
2363 (print_isl_schedule): New.
2364 (debug_isl_schedule): New.
2365 * graphite-dependences.c (scop_get_reads): Do not call
2366 isl_union_map_add_map that is undocumented isl functionality.
2367 (scop_get_must_writes): Same.
2368 (scop_get_may_writes): Same.
2369 (scop_get_original_schedule): Remove.
2370 (scop_get_dependences): Do not call isl_union_map_compute_flow that
2371 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
2372 (compute_deps): Remove.
2373 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
2374 (debug_schedule_ast): New.
2375 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
2376 set_separate_option.
2377 (graphite_regenerate_ast_isl): Add dump.
2378 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
2379 from scop->transformed_schedule.
2380 (graphite_regenerate_ast_isl): Add more dump.
2381 * graphite-optimize-isl.c (optimize_isl): Set
2382 scop->transformed_schedule. Check whether schedules are equal.
2383 (apply_poly_transforms): Move here.
2384 * graphite-poly.c (apply_poly_transforms): ... from here.
2385 (free_poly_bb): Static.
2386 (free_scop): Static.
2387 (pbb_number_of_iterations_at_time): Remove.
2388 (print_isl_ast): New.
2389 (debug_isl_ast): New.
2390 (debug_scop_pbb): New.
2391 * graphite-scop-detection.c (print_edge): Move.
2393 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
2394 (build_scop_scattering): Remove.
2395 (create_pw_aff_from_tree): Assert instead of bailing out.
2396 (add_condition_to_pbb): Remove unused code, do not fail.
2397 (add_conditions_to_domain): Same.
2398 (add_conditions_to_constraints): Remove.
2399 (build_scop_context): New.
2400 (add_iter_domain_dimension): New.
2401 (build_iteration_domains): Initialize pbb->iterators.
2402 Call add_conditions_to_domain.
2405 (index_outermost_in_loop): New.
2406 (index_pbb_in_loop): New.
2407 (outermost_pbb_in): New.
2408 (add_in_sequence): New.
2409 (add_outer_projection): New.
2410 (outer_projection_mupa): New.
2411 (add_loop_schedule): New.
2412 (build_schedule_pbb): New.
2413 (build_schedule_loop): New.
2414 (embed_in_surrounding_loops): New.
2415 (build_schedule_loop_nest): New.
2416 (build_original_schedule): New.
2417 (build_poly_scop): Call build_original_schedule.
2418 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
2419 (free_poly_dr): Remove.
2420 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
2421 (free_poly_bb): Remove.
2422 (debug_loop_vec): Remove.
2423 (print_isl_ast): Declare.
2424 (debug_isl_ast): Declare.
2425 (scop_do_interchange): Remove.
2426 (scop_do_strip_mine): Remove.
2427 (scop_do_block): Remove.
2428 (flatten_all_loops): Remove.
2429 (optimize_isl): Remove.
2430 (pbb_number_of_iterations_at_time): Remove.
2431 (debug_scop_pbb): Declare.
2432 (print_schedule_ast): Declare.
2433 (debug_schedule_ast): Declare.
2434 (struct scop): Remove schedule. Add original_schedule,
2435 transformed_schedule.
2436 (free_gimple_poly_bb): Remove.
2437 (print_generated_program): Remove.
2438 (debug_generated_program): Remove.
2439 (unify_scattering_dimensions): Remove.
2440 * sese.c (print_edge): ... here.
2441 (print_sese): ... here.
2442 (debug_edge): ... here.
2443 (debug_sese): ... here.
2444 * sese.h (print_edge): Declare.
2445 (print_sese): Declare.
2446 (dump_edge): Declare.
2447 (dump_sese): Declare.
2449 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
2450 Sebastian Pop <s.pop@samsung.com>
2452 * Makefile.in: Set ISLVER in site.exp.
2454 2016-01-25 Jakub Jelinek <jakub@redhat.com>
2456 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
2457 DECL_VALUE_EXPR of new_var even for the non-array case. Look
2458 through DECL_VALUE_EXPR for expansion.
2460 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2462 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
2463 the frame info after reload completed.
2465 2016-01-25 Jeff Law <law@redhat.com>
2467 PR tree-optimization/69196
2468 PR tree-optimization/68398
2469 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
2470 tree-ssa-threadupdate.c.
2471 (determine_bb_domination_status): Prototype
2472 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
2473 (determine_bb_domination_status): No longer static.
2474 (valid_jump_thread_path): Remove code to detect characteristics
2475 of the jump thread path not associated with correctness.
2476 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
2477 Correct test for thread path length. Count PHIs for real operands as
2478 statements that need to be copied. Do not count ASSERT_EXPRs.
2479 Look at all the blocks in the thread path. Compute and selectively
2480 filter thread paths based on threading through the latch, threading
2481 a multiway branch or crossing a multiway branch.
2483 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2485 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
2486 decl with __attribute__ ((unused)) annotation.
2488 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
2491 * tree-vect-stmts.c (vectorizable_condition): Check vectype
2492 of operands is compatible with a statement vectype.
2494 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
2496 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
2497 improve wording for mixed storage order support.
2499 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
2501 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
2502 (vcvt_u64_f64): Likewise.
2503 (vcvta_s64_f64): Likewise.
2504 (vcvta_u64_f64): Likewise.
2505 (vcvtm_s64_f64): Likewise.
2506 (vcvtm_u64_f64): Likewise.
2507 (vcvtn_s64_f64): Likewise.
2508 (vcvtn_u64_f64): Likewise.
2509 (vcvtp_s64_f64): Likewise.
2510 (vcvtp_u64_f64): Likewise.
2512 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
2514 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
2515 (arc_init): Check validity mll64 option.
2516 (arc_save_restore): Use double load/store instruction.
2517 (arc_expand_movmem): Likewise.
2518 (arc_split_move): Don't split if we have double load/store
2519 instructions. Returns a boolean.
2520 (arc_process_double_reg_moves): Change function to return boolean
2521 instead of a sequence of instructions.
2522 (arc_dwarf_register_span): New function.
2523 * config/arc/arc-protos.h (arc_split_move): Change prototype.
2524 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
2525 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
2526 (*movdf_insn): Likewise.
2527 * config/arc/arc.opt (mll64): New option.
2528 * config/arc/predicates.md (even_register_operand): New predicate.
2529 * doc/invoke.texi (ARC Options): Add mll64 documentation.
2531 2016-01-25 Richard Biener <rguenther@suse.de>
2534 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
2535 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
2537 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2539 2016-01-25 Richard Biener <rguenther@suse.de>
2541 PR tree-optimization/69376
2542 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
2544 (VN_INFO_ANTI_RANGE_P): New inline.
2545 (VN_INFO_RANGE_TYPE): Likewise.
2546 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
2547 SSA_NAME_ANTI_RANGE_P.
2548 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
2549 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2550 Properly query VN_INFO_RANGE_TYPE.
2552 2016-01-25 Nick Clifton <nickc@redhat.com>
2555 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2557 2016-01-23 Tom de Vries <tom@codesourcery.com>
2559 PR tree-optimization/69426
2560 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
2563 2016-01-23 Jakub Jelinek <jakub@redhat.com>
2565 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
2566 "the the" with "the" in the comments.
2567 * ipa-devirt.c (build_type_inheritance_graph,
2568 update_type_inheritance_graph): Likewise.
2569 * tree.c (build_function_type_list_1): Likewise.
2570 * cfgloopmanip.c (scale_loop_profile): Likewise.
2571 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
2572 * gimple-ssa-split-paths.c
2573 (find_block_to_duplicate_for_splitting_paths): Likewise.
2574 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
2575 * expr.c (convert_move): Likewise.
2576 * var-tracking.c (vt_stack_adjustments): Likewise.
2577 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2578 * tree-vrp.c (test_for_singularity): Likewise.
2580 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
2581 directly instead of building a temporary tree.
2584 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
2585 remove <algorithm> include.
2587 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2590 * config/i386/i386.c: Include dojump.h.
2591 (expand_small_movmem_or_setmem,
2592 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
2594 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
2595 if dynamic_check != -1.
2597 2016-01-21 Jeff Law <law@redhat.com>
2600 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2601 record_temporary_equivalences. Rewritten to avoid unnecessary calls
2602 into dominated_by_p.
2603 (cprop_into_successor_phis): Avoid unnecessary tests.
2605 2016-01-22 Richard Henderson <rth@redhat.com>
2608 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2609 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2611 2016-01-22 Michael Matz <matz@suse.de>
2613 * system.h (string, algorithm): Include only conditionally.
2614 (new): Include always under C++.
2615 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2616 * final.c (toplevel): Ditto.
2617 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2618 * genconditions.c (write_header): Make gencondmd.c define
2620 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2622 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2623 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2625 2016-01-22 Christian Bruel <christian.bruel@st.com>
2628 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2630 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2633 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2634 define_insn_and_split. Ensure operands[1] and operands[0] do not
2635 get assigned the same register.
2637 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2639 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2641 2016-01-22 Christian Bruel <christian.bruel@st.com>
2643 * config/arm/arm-c.c (arm_pragma_target_parse):
2644 Remove warn_builtin_macro_redefined overwrite.
2646 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2648 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2649 flag_non_call_exceptions compatibility.
2651 2016-01-22 Jakub Jelinek <jakub@redhat.com>
2654 * dwarf2out.c (add_child_die_after): New function.
2655 (dwarf_qual_info_t): New type.
2656 (dwarf_qual_info): New variable.
2657 (qualified_die_p): New function.
2658 (modified_type_die): For -fdebug-types-section, ensure
2659 canonical order of qualifiers. Put qualified DIEs adjacent
2660 to the corresponding non-qualified type DIE and search there
2661 for existing qualified DIEs.
2663 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
2665 * doc/extend.texi (scalar_storage_order type attribute): Document
2666 restriction on type punning and aliasing, and remove future tense.
2668 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
2671 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2674 2016-01-21 Jeff Law <law@redhat.com>
2677 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2678 useless call to record_temporary_equivalences.
2679 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2680 allocate 10 slots in the bb_path vector and let it grow as needed.
2681 (fsm_find_control_statement_thread_paths): Similarly for the next_path
2684 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2686 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2688 * configure: Regenerate.
2690 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
2692 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2693 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2695 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
2698 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2699 drop EXPAND_INITIALIZER.
2700 * rtl.h (contains_symbolic_reference_p): Declare.
2701 * rtlanal.c (contains_symbolic_reference_p): New function.
2702 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2703 a subtraction into a NOT if symbolic constants are involved.
2705 2016-01-21 Anton Blanchard <anton@samba.org>
2706 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2709 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2711 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2714 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2716 * config/microblaze/microblaze.c
2717 (get_branch_target): New.
2718 (insert_wic_for_ilb_runout): New.
2720 (microblaze_machine_dependent_reorg): New.
2721 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2722 * config/microblaze/microblaze.md
2723 (UNSPEC_IPREFETCH): Define.
2724 (iprefetch): New pattern
2725 * config/microblaze/microblaze.opt
2726 (mxl-prefetch): New flag.
2728 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
2730 * config/microblaze/microblaze.h
2731 (FIXED_REGISTERS): Update in macro.
2732 (CALL_USED_REGISTERS): Update in macro.
2734 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
2736 PR rtl-optimization/68920
2737 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2740 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
2742 PR rtl-optimization/68990
2743 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2744 pseudo instead of inheritance ones.
2746 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2747 Nick Clifton <nickc@redhat.com>
2751 * config/mips/mips.c (mips_compute_frame_info): Initialise
2752 args_size and hard_frame_pointer_offset fields of the frame
2753 structure before calling mips_global_pointer.
2755 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
2757 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2759 * configure: Regenerate.
2761 2016-01-21 Richard Biener <rguenther@suse.de>
2763 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2765 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2767 * config/s390/s390.c (s390_asm_declare_function_size): Add code
2768 to actually emit the .size directive.
2770 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
2771 Jakub Jelinek <jakub@redhat.com>
2775 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2776 args array size by one to avoid buffer overflow.
2778 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
2780 * config/s390/s390.md (pool_section_start): Use switch_to_section
2781 to select proper read-only data section instead of hardcoding
2783 (pool_section_end): Use switch_to_section to match the above.
2785 2016-01-21 Richard Biener <rguenther@suse.de>
2787 PR tree-optimization/69378
2788 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2789 (set_ssa_val_to): Use it for dominance checks taking into
2790 account not executable edges.
2792 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2795 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2796 for bitsize instead of GET_MODE_PRECISION (mode).
2798 2016-01-20 Martin Sebor <msebor@redhat.com>
2801 * extend.texi (__sync Builtins): Clarify the semantics of
2802 __sync_fetch_and_OP built-ins on pointers.
2803 (__atomic Builtins): Same.
2805 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2806 Sebastian Pop <s.pop@samsung.com>
2808 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2809 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2810 (is_valid_rename): Same.
2811 (translate_isl_ast_to_gimple::get_rename): Same.
2812 (translate_isl_ast_to_gimple::rename_all_uses): Same.
2813 (translate_isl_ast_to_gimple::rename_uses): Same.
2814 (get_new_name): Check for close_phi nodes.
2815 (copy_loop_phi_args): Use phi_node_kind.
2816 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2817 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2819 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2820 Sebastian Pop <s.pop@samsung.com>
2822 Revert commit r229783.
2823 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2824 Remove use of parameter_rename_map.
2826 (copy_internal_parameters): Remove.
2827 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2828 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2829 (free_sese_info): Do not free parameter_rename_map.
2830 (set_rename): Do not use parameter_rename_map.
2831 (rename_uses): Update call to set_rename.
2832 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2833 * sese.h (parameter_rename_map_t): Remove.
2834 (struct sese_info_t): Remove field parameter_rename_map.
2836 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2837 Sebastian Pop <s.pop@samsung.com>
2839 * graphite-isl-ast-to-gimple.c: Fix comment.
2840 * graphite-scop-detection.c (defined_in_loop_p): New.
2841 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2842 names defined in loop.
2844 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2845 Sebastian Pop <s.pop@samsung.com>
2847 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2848 Discard unstructured if-then-else regions.
2850 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2851 Sebastian Pop <s.pop@samsung.com>
2853 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2854 (cleanup_loop_iter_dom): Remove.
2855 (build_loop_iteration_domains): Remove.
2856 (build_scop_context): Remove.
2857 (build_scop_iteration_domain): Remove.
2858 (add_loop_constraints): New.
2859 (build_iteration_domains): New.
2860 (build_poly_scop): Call build_iteration_domains.
2862 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2863 Sebastian Pop <s.pop@samsung.com>
2865 * graphite-scop-detection.c
2866 (scop_detection::harmful_loop_in_region): Free dom and loops.
2867 (scop_detection::loop_body_is_valid_scop): Free bbs.
2869 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2870 Sebastian Pop <s.pop@samsung.com>
2872 * graphite-scop-detection.c (record_loop_in_sese): New.
2873 (gather_bbs::before_dom_children): Call record_loop_in_sese.
2874 (build_scops): Remove call to build_sese_loop_nests.
2875 * sese.c (sese_record_loop): Remove.
2876 (build_sese_loop_nests): Remove.
2877 (new_sese_info): Remove region->loops.
2878 (free_sese_info): Same.
2879 * sese.h (sese_contains_loop): Same.
2880 (build_sese_loop_nests): Remove.
2881 (sese_contains_loop): Remove.
2883 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2884 Sebastian Pop <s.pop@samsung.com>
2886 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2887 loop_is_valid_in_scop.
2888 (scop_detection::harmful_stmt_in_region): Renamed
2889 harmful_loop_in_region.
2890 Call loop_is_valid_in_scop.
2892 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2893 Sebastian Pop <s.pop@samsung.com>
2895 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2898 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2899 Sebastian Pop <s.pop@samsung.com>
2901 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2902 * graphite.h (struct poly_bb): Remove field is_reduction.
2903 (PBB_IS_REDUCTION): Remove.
2905 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
2906 Sebastian Pop <s.pop@samsung.com>
2908 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2909 (add_pdr_constraints): Same.
2910 (scop_get_reads): Same.
2911 (scop_get_must_writes): Same.
2912 (scop_get_may_writes): Same.
2913 (scop_get_original_schedule): Same.
2914 (extend_schedule): Same.
2915 (apply_schedule_on_deps): Same.
2916 (carries_deps): Same.
2917 (compute_deps): Same.
2918 (scop_get_dependences): Same.
2919 * graphite-isl-ast-to-gimple.c
2920 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2921 * graphite-optimize-isl.c (get_schedule_for_band): Same.
2922 (get_schedule_for_band_list): Same.
2923 (get_schedule_map): Same.
2924 (apply_schedule_map_to_scop): Same.
2925 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2926 (build_loop_iteration_domains): Same.
2927 (add_condition_to_pbb): Same.
2928 (add_param_constraints): Same.
2929 (pdr_add_memory_accesses): Same.
2930 (pdr_add_data_dimensions): Same.
2932 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2934 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2937 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
2939 * common.opt (feliminate-dwarf2-dups): Replace references to
2940 "DWARF 2" with just "DWARF".
2941 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2942 * doc/extend.texi: Likewise.
2943 * doc/cpp.texi: Likewise.
2944 * doc/invoke.texi: Likewise.
2945 (Option Summary): Add -gdwarf to list of Debugging Options.
2946 (Debugging Options): Document -gdwarf.
2947 * doc/contrib.texi: Spell "DWARF" like that.
2949 2016-01-21 Jakub Jelinek <jakub@redhat.com>
2951 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2952 warning. Fix up formatting.
2955 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2956 attempt to mark memory input operand addressable and
2957 call prepare_gimple_addressable in that case. Don't adjust
2958 input_location for diagnostics, use error_at instead.
2960 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
2962 * config/rs6000/ppc-auxv.h: New file.
2963 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2965 (cpu_supports): Likewise.
2966 * config/rs6000/rs6000.c: include "ppc-auxv.h".
2967 (cpu_is_info): New variable.
2968 (cpu_supports_info): Likewise.
2969 (tcb_verification_symbol): Likewise.
2970 (cpu_builtin_p): Likewise.
2971 (cpu_expand_builtin): New function.
2972 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2973 (rs6000_init_builtins): Likewise.
2974 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2975 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2976 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2977 * configure: Regenerate.
2978 * config.in: Likewise.
2979 * doc/extend.texi (PowerPC Built-in Functions): Document
2980 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2982 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
2985 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2987 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2990 2016-01-20 Richard Henderson <rth@redhat.com>
2996 * tree.c (tm_define_builtin): New.
2997 (find_tm_vector_type): New.
2998 (build_tm_vector_builtins): New.
2999 (build_common_builtin_nodes): Call it.
3001 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
3003 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
3004 (arm_fp_ok): Likewise.
3006 (arm_crypto): Likewise.
3008 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
3009 Richard Biener <rguenther@suse.de>
3011 PR tree-optimization/69328
3012 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
3013 vectors have same number of elements.
3014 (vectorizable_condition): Fix masked version recognition.
3016 2016-01-20 Richard Biener <rguenther@suse.de>
3018 PR tree-optimization/69345
3019 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
3020 (VN_INFO_PTR_INFO): Likewise.
3021 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
3022 info when it is equal between non-dominating SSA names.
3023 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3024 Make sure to look at original SSA infos.
3026 2016-01-20 Jeff Law <law@redhat.com>
3029 * config/m68k/predicates.md (pow2_m1_operand): New predicate
3031 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
3032 (pc_or_label_operand): New predicate.
3033 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
3034 tests for small integers that are 2^n - 1.
3036 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
3038 * doc/invoke.texi (Options Summary): Add '.' after @xref.
3040 2016-01-19 Jeff Law <law@redhat.com>
3043 * tree-ssa-threadbackwards.c
3044 (fsm_find_control_statement_thread_paths): Do not try to lookup
3045 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
3047 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3049 * doc/lto.texi: Remove text that says only Gold has linker plugin
3052 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
3054 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
3055 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
3056 the DIE accordingly.
3057 (modified_type_die): Add REVERSE parameter and pass it recursively,
3058 as well as to base_type_die. Adjust presence check accordingly.
3059 (base_type_for_mode): Adjust call to modified_type_die.
3060 (add_type_attribute): Add REVERSE parameter and pass it to
3062 (generic_parameter_die): Adjust call to add_type_attribute.
3063 (add_scalar_info): Likewise.
3064 (add_subscript_info): Likewise.
3065 (gen_array_type_die): Likewise.
3066 (gen_descr_array_type_die): Likewise.
3067 (gen_entry_point_die): Likewise.
3068 (gen_enumeration_type_die): Likewise.
3069 (gen_formal_parameter_die): Likewise.
3070 (gen_subprogram_die): Likewise.
3071 (gen_variable_die ): Likewise.
3072 (gen_const_die): Likewise.
3073 (gen_field_die): Likewise.
3074 (gen_pointer_type_die): Likewise.
3075 (gen_reference_type_die): Likewise.
3076 (gen_ptr_to_mbr_type_die): Likewise.
3077 (gen_inheritance_die): Likewise.
3078 (gen_subroutine_type_die): Likewise.
3079 (gen_typedef_die): Likewise.
3080 (force_type_die): Adjust call to modified_type_die.
3082 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
3084 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
3085 flow throughout the file. Fix broken link to Objective-C 2.0
3087 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
3090 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3092 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
3094 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3097 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
3098 (maybe_record_node): Record cxa_pure_virtual as the only possible
3099 target if there are not ohter candidates.
3100 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
3102 2016-01-19 Richard Biener <rguenther@suse.de>
3104 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
3105 (get_memory_order): Likewise.
3107 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
3109 * tree-vect-stmts.c (vectorizable_store): Check
3112 2016-01-19 David Malcolm <dmalcolm@redhat.com>
3115 * gcc.c (driver::decode_argv): Add call to
3116 init_opts_obstack before init_options_struct.
3117 * opts.c (init_opts_obstack): Remove idempotency.
3118 (init_options_struct): Replace call to init_opts_obstack
3119 with a gcc_assert to verify that it has already been called.
3120 * toplev.c (toplev::main): Add call to init_opts_obstack before
3121 calls to init_options_struct.
3122 (toplev::finalize): Move cleanup of opts_obstack next to
3123 cleanup of save_decoded_options, clearing the latter, and
3124 save_decoded_options_count.
3126 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3129 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
3130 attribute to unconditional. Remove %? from output template.
3132 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3133 Jiong Wang <jiong.wang@arm.com>
3135 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
3136 generated from different expand order.
3138 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3140 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3141 Add support for CCMP costing.
3143 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3145 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
3146 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
3147 (fccmpe<mode>): Likewise.
3148 (fcmp): Rename to fcmp and globalize pattern.
3150 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
3151 (aarch64_gen_ccmp_next): Add FP support.
3153 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3155 * target.def (gen_ccmp_first): Update documentation.
3156 (gen_ccmp_next): Likewise.
3157 * doc/tm.texi (gen_ccmp_first): Update documentation.
3158 (gen_ccmp_next): Likewise.
3159 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
3160 expand_ccmp_expr_1. Improve comments.
3161 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
3162 (ccmp_ior<mode>): Remove pattern.
3163 (cmp<mode>): Remove expand.
3164 (cmp): Globalize pattern.
3165 (cstorecc4): Use cc_register.
3166 (mov<mode>cc): Remove ccmp_cc_register check.
3167 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
3168 Simplify after removal of CC_DNE/* modes.
3169 (aarch64_ccmp_mode_to_code): Remove.
3170 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
3171 In 'k' case use integer as condition.
3172 (aarch64_nzcv_codes): Remove inverted cases.
3173 (aarch64_code_to_ccmode): Remove.
3174 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
3175 comparison with CC register to be used in folowing CCMP/branch/CSEL.
3176 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
3177 pattern. Return the comparison with CC register. Invert conditions
3179 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
3180 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
3182 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3184 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
3185 instrumented_version.
3187 2016-01-19 Richard Biener <rguenther@suse.de>
3189 PR tree-optimization/69336
3190 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
3191 handled components with get_ref_base_and_extent.
3192 (equal_mem_array_ref_p): Adjust.
3194 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3197 * shrink-wrap.c: Include valtrack.h.
3198 (move_insn_for_shrink_wrap): Add DEBUG argument. If
3199 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
3200 in between insn and where it will be moved to. Call
3201 dead_debug_insert_temp.
3202 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
3203 first and dead_debug_local_finish at the end.
3204 For uses and defs bitmap, handle all regs in between REGNO and
3205 END_REGNO, not just the first one.
3207 2016-01-19 Richard Biener <rguenther@suse.de>
3209 PR tree-optimization/69352
3210 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
3211 (equal_mem_array_ref_p): Constrain size and max size properly.
3212 Compare the reverse flag.
3214 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
3216 * ira.c (ira): Update regstat data if we deleted insns.
3218 2016-01-19 Jakub Jelinek <jakub@redhat.com>
3220 PR rtl-optimization/68955
3221 PR rtl-optimization/64557
3222 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
3223 here. Fix up formatting.
3224 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
3226 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3229 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
3230 assume that the node has body.
3231 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
3234 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3236 * lto-streamer-out.c (lto_output): Do not stream instrumentation
3239 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3241 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
3242 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
3244 2016-01-19 Martin Jambor <mjambor@suse.cz>
3245 Martin Liska <mliska@suse.cz>
3246 Michael Matz <matz@suse.de>
3248 * Makefile.in (OBJS): Add new source files.
3249 (GTFILES): Add hsa.c.
3250 * common.opt (disable_hsa): New variable.
3251 (-Whsa): New warning.
3252 * config.in (ENABLE_HSA): New.
3253 * configure.ac: Treat hsa differently from other accelerators.
3254 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
3256 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
3257 * doc/install.texi (Configuration): Document --with-hsa-runtime,
3258 --with-hsa-runtime-include, --with-hsa-runtime-lib and
3260 * doc/invoke.texi (-Whsa): Document.
3261 (hsa-gen-debug-stores): Likewise.
3262 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
3263 to invoke offload compiler for hsa acclerator.
3264 * opts.c (common_handle_option): Determine whether HSA offloading
3265 should be performed.
3266 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
3267 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
3268 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
3269 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
3270 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
3271 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
3272 GF_OMP_FOR_KIND_GRID_LOOP.
3273 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
3274 (pp_gimple_stmt_1): Likewise.
3275 * gimple-walk.c (walk_gimple_stmt): Likewise.
3276 * gimple.c (gimple_build_omp_grid_body): New function.
3277 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
3278 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
3279 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
3280 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
3281 GF_OMP_TEAMS_GRID_PHONY.
3282 (gimple_statement_omp_single_layout): Updated comments.
3283 (gimple_build_omp_grid_body): New function.
3284 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
3285 (gimple_omp_for_grid_phony): New function.
3286 (gimple_omp_for_set_grid_phony): Likewise.
3287 (gimple_omp_parallel_grid_phony): Likewise.
3288 (gimple_omp_parallel_set_grid_phony): Likewise.
3289 (gimple_omp_teams_grid_phony): Likewise.
3290 (gimple_omp_teams_set_grid_phony): Likewise.
3291 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
3292 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
3293 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
3294 (BUILT_IN_GOMP_TARGET): Updated type.
3295 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
3296 (adjust_for_condition): New function.
3297 (get_omp_for_step_from_incr): Likewise.
3298 (extract_omp_for_data): Moved parts to adjust_for_condition and
3299 get_omp_for_step_from_incr.
3300 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
3301 (fixup_child_record_type): Bail out if receiver_decl is NULL.
3302 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
3303 (scan_omp_parallel): Do not create child functions for phony
3305 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
3306 (scan_omp_1_op): Checking assert we are not remapping to
3307 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
3308 (parallel_needs_hsa_kernel_p): New function.
3309 (expand_parallel_call): Register apprpriate parallel child
3310 functions as HSA kernels.
3311 (grid_launch_attributes_trees): New type.
3312 (grid_attr_trees): New variable.
3313 (grid_create_kernel_launch_attr_types): New function.
3314 (grid_insert_store_range_dim): Likewise.
3315 (grid_get_kernel_launch_attributes): Likewise.
3316 (get_target_argument_identifier_1): Likewise.
3317 (get_target_argument_identifier): Likewise.
3318 (get_target_argument_value): Likewise.
3319 (push_target_argument_according_to_value): Likewise.
3320 (get_target_arguments): Likewise.
3321 (expand_omp_target): Call get_target_arguments instead of looking
3322 up for teams and thread limit.
3323 (grid_expand_omp_for_loop): New function.
3324 (grid_arg_decl_map): New type.
3325 (grid_remap_kernel_arg_accesses): New function.
3326 (grid_expand_target_kernel_body): New function.
3327 (expand_omp): Call it.
3328 (lower_omp_for): Do not emit phony constructs.
3329 (lower_omp_taskreg): Do not emit phony constructs but create for them
3330 a temporary variable receiver_decl.
3331 (lower_omp_taskreg): Do not emit phony constructs.
3332 (lower_omp_teams): Likewise.
3333 (lower_omp_grid_body): New function.
3334 (lower_omp_1): Call it.
3335 (grid_reg_assignment_to_local_var_p): New function.
3336 (grid_seq_only_contains_local_assignments): Likewise.
3337 (grid_find_single_omp_among_assignments_1): Likewise.
3338 (grid_find_single_omp_among_assignments): Likewise.
3339 (grid_find_ungridifiable_statement): Likewise.
3340 (grid_target_follows_gridifiable_pattern): Likewise.
3341 (grid_remap_prebody_decls): Likewise.
3342 (grid_copy_leading_local_assignments): Likewise.
3343 (grid_process_kernel_body_copy): Likewise.
3344 (grid_attempt_target_gridification): Likewise.
3345 (grid_gridify_all_targets_stmt): Likewise.
3346 (grid_gridify_all_targets): Likewise.
3347 (execute_lower_omp): Call grid_gridify_all_targets.
3348 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
3349 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
3350 (tree_omp_clause): Added union field dimension.
3351 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
3352 * tree.c (omp_clause_num_ops): Added number of arguments of
3353 OMP_CLAUSE__GRIDDIM_.
3354 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
3355 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
3356 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
3357 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
3358 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
3359 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
3360 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
3361 * tree-pass.h (make_pass_gen_hsail): Declare.
3362 (make_pass_ipa_hsa): Likewise.
3363 * ipa-hsa.c: New file.
3364 * lto-section-in.c (lto_section_name): Add hsa section name.
3365 * lto-streamer.h (lto_section_type): Add hsa section.
3366 * timevar.def (TV_IPA_HSA): New.
3367 * hsa-brig-format.h: New file.
3368 * hsa-brig.c: New file.
3369 * hsa-dump.c: Likewise.
3370 * hsa-gen.c: Likewise.
3373 * toplev.c (compile_file): Call hsa_output_brig.
3374 * hsa-regalloc.c: New file.
3376 2016-01-18 Jeff Law <law@redhat.com>
3378 PR tree-optimization/69320
3379 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
3380 ranged object, do nothing if the RHS constant is not [0..1].
3381 (optimize_stmt): Comparing a boolean ranged object against a
3382 constant outside [0..1] results in a compile-time constant.
3384 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
3387 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
3389 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3390 (Option Summary): Update to reflect new section and moved options.
3391 (C++ Dialect Options): Move -fstats to new section.
3392 (Debugging Options): Move all dump, statistics, and other GCC
3393 developer options to new section. Rewrite section introduction
3394 and re-order remaining options to put the more basic ones first.
3395 (Optimization Options): Move -fira-verbose and -flto-report* to
3397 (Developer Options): New section incorporating moved options.
3398 * doc/cppopts.texi (-dM): Update cross-reference.
3400 2016-01-18 Richard Henderson <rth@redhat.com>
3403 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
3404 operands to pseudo only if CSE is expected. Split long immediate
3405 operands only after reload, and for the stack pointer.
3406 (*add<GPI>3_pluslong): Remove.
3407 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
3408 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
3409 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
3410 (*add<GPI>3 peepholes): New.
3411 (*add<GPI>3 splitters): New.
3412 * config/aarch64/constraints.md (Upl): New.
3413 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
3415 2016-01-18 Richard Biener <rguenther@suse.de>
3417 PR tree-optimization/69297
3418 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
3420 (vect_bb_vectorization_profitable_p): Clear visited flag again.
3422 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3425 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
3426 of mixind vector and scalar types.
3427 (fold_relational_const): Add handling of vector
3428 comparison with boolean result.
3429 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
3430 comparison of vector operands with boolean result for EQ/NE only.
3431 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
3432 (verify_gimple_cond): Likewise.
3433 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
3436 2016-01-18 Joseph Myers <joseph@codesourcery.com>
3438 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
3441 2016-01-18 Richard Biener <rguenther@suse.de>
3444 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
3446 2016-01-18 Tom de Vries <tom@codesourcery.com>
3448 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
3450 2016-01-18 Tom de Vries <tom@codesourcery.com>
3452 * omp-low.c (set_oacc_fn_attrib): Make extern.
3453 * omp-low.h (set_oacc_fn_attrib): Declare.
3454 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
3455 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
3456 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
3457 Add and handle function parameter oacc_kernels_p.
3458 (find_reduc_addr, get_omp_data_i_param): New function.
3459 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
3460 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
3461 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
3462 Calculate dominance info. Skip loops that are not in a kernels region
3463 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
3464 (pass_parallelize_loops::execute): Call parallelize_loops with
3465 oacc_kernels_p argument.
3466 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
3467 New member function.
3468 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
3469 * passes.def: Add argument to pass_parallelize_loops instantation.
3471 2016-01-18 Tom de Vries <tom@codesourcery.com>
3473 * tree-parloops.c (pass_parallelize_loops::execute): Allow
3474 pass_parallelize_loops to be run outside the loop pipeline.
3476 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3478 * tree-scalar-evolution.c (follow_copies_to_constant): New.
3479 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
3481 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3484 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
3485 using get_ref_base_and_extent.
3486 (equal_mem_array_ref_p): New.
3487 (hashable_expr_equal_p): Add call to previous.
3489 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
3492 * tree-sra.c (disqualified_constants, constant_decl_p): New.
3493 (sra_initialize): Allocate disqualified_constants.
3494 (sra_deinitialize): Free disqualified_constants.
3495 (disqualify_candidate): Update disqualified_constants when appropriate.
3496 (create_access): Scan for constant-pool entries as we go along.
3497 (scalarizable_type_p): Add check against type_contains_placeholder_p.
3498 (maybe_add_sra_candidate): Allow constant-pool entries.
3499 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
3500 (initialize_constant_pool_replacements): New.
3501 (sra_modify_assign): Avoid mangling assignments created by previous,
3502 and don't generate writes into constant pool.
3503 (sra_modify_function_body): Call initialize_constant_pool_replacements.
3505 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3507 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
3509 (scalar_chain::convert_op): Likewise.
3510 * config/i386/i386.md (*andndi3_doubleword): New.
3512 2016-01-18 Richard Biener <rguenther@suse.de>
3514 PR tree-optimization/69170
3515 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
3516 building a vector from scalar results of a pattern stmt.
3518 2016-01-18 Jakub Jelinek <jakub@redhat.com>
3520 * haifa-sched.c (autopref_multipass_init): Work around
3521 -Wmaybe-uninitialized warning.
3523 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3525 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
3526 against the constant 0.
3528 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3530 PR tree-optimization/68799
3531 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
3532 look up phi candidates in the statement-candidate map.
3533 (phi_add_costs): Likewise.
3534 (record_phi_increments): Likewise.
3535 (phi_incr_cost): Likewise.
3536 (ncd_with_phi): Likewise.
3537 (all_phi_incrs_profitable): Likewise.
3539 2016-01-17 Jakub Jelinek <jakub@redhat.com>
3541 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
3542 -Wmaybe-uninitialized warning.
3544 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
3546 * doc/invoke.texi (Invoking GCC): Add new section to menu.
3547 (Option Summary): Update to reflect new section and moved options.
3548 (C++ Dialect Options): Move -fvtable-verify and related options.
3549 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
3550 and profiling-related options.
3551 (Optimization Options): Move profile generation options and
3552 -fstack-protector and related options.
3553 (Instrumentation Options): New section incorporating moved options.
3554 (Code Generation Options): Move -finstrument-functions and
3555 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
3557 2016-01-16 Tom de Vries <tom@codesourcery.com>
3559 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
3561 2016-01-16 Tom de Vries <tom@codesourcery.com>
3563 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
3565 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
3567 * hash-table.h (hash_table::empty): Turn into an inline wrapper
3568 that checks whether the table is already empty. Rename the
3569 original implementation to...
3570 (hash_table::empty_slot): ...this new private function.
3572 2016-01-15 David Malcolm <dmalcolm@redhat.com>
3575 * diagnostic-show-locus.c (layout::print_source_line): Move x
3576 offset of line until after call to
3577 get_line_width_without_trailing_whitespace.
3579 2016-01-15 Jeff Law <law@redhat.com>
3581 PR tree-optimization/69270
3582 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
3583 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
3584 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
3585 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
3586 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3587 ssa_name_has_boolean_range and constant_boolean_node.
3589 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
3591 PR rtl-optimization/69030
3592 * lra-spills.c (remove_pseudos): Check nrefs and make the function
3594 (spill_pseudos): Delete debug insn for dead pseudo.
3595 (lra_spill): Initiate spill_hard_reg and slots memory separately.
3597 2016-01-15 Jiong Wang <jiong.wang@arm.com>
3599 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3601 (TYPES_UNOPUS): Likewise.
3602 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3603 builtin type, from UNOP to UNOPUS.
3604 (lbtruncuv4sf): Likewise.
3605 (lbtruncuv2df): Likewise.
3606 (lrounduv2sf): Likewise.
3607 (lrounduv4sf): Likewise.
3608 (lrounduv2df): Likewise.
3609 (lroundusf): Likewise.
3610 (lroundusf): Likewise.
3611 (lceiluv2sf): Likewise.
3612 (lceiluv4sf): Likewise.
3613 (lceiluv2df): Likewise.
3614 (lceilusf): Likewise.
3615 (lceiludf): Likewise.
3616 (lflooruv2sf): Likewise.
3617 (lflooruv4sf): Likewise.
3618 (lflooruv2df): Likewise.
3619 (lfloorusf): Likewise.
3620 (lfloorudf): Likewise.
3621 (lfrintnuv2sf): Likewise.
3622 (lfrintnuv4sf): Likewise.
3623 (lfrintnuv2df): Likewise.
3624 (lfrintnusf): Likewise.
3625 (lfrintnudf): Likewise.
3626 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3628 (vcvtq_u32_f32): Likewise.
3629 (vcvtq_u64_f64): Likewise.
3630 (vcvta_u32_f32): Likewise.
3631 (vcvtaq_u32_f32): Likewise.
3632 (vcvtaq_u64_f64): Likewise.
3633 (vcvtm_u32_f32): Likewise.
3634 (vcvtmq_u32_f32): Likewise.
3635 (vcvtmq_u64_f64): Likewise.
3636 (vcvtn_u32_f32): Likwise.
3637 (vcvtnq_u32_f32): Likewise.
3638 (vcvtnq_u64_f64): Likewise.
3639 (vcvtp_u32_f32): Likewise.
3640 (vcvtpq_u32_f32): Likewise.
3641 (vcvtpq_u64_f64): Likewise.
3642 (vcvtmd_u64_f64): Likewise.
3643 (vcvtms_u32_f32): Likewise.
3644 (vcvtad_u64_f64): Likewise.
3645 (vcvtas_u32_f32): Likewise.
3646 (vcvtnd_u64_f64): Likewise.
3647 (vcvtns_u32_f32): Likewise.
3648 (vcvtpd_u64_f64): Likewise.
3649 (vcvtps_u32_f32): Likewise.
3651 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3653 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3654 CSEL of zero_extended registers.
3656 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3658 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3659 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3661 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3663 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3664 false when argument string is not found in the attributes table
3667 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
3670 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3671 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3672 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3675 2016-01-15 Richard Biener <rguenther@suse.de>
3677 PR tree-optimization/66856
3678 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3679 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3680 (vect_create_new_slp_node): Increment stmt reference count.
3681 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3682 an SLP tree before swapping operands.
3683 (vect_build_slp_tree): Likewise.
3684 (destroy_bb_vec_info): Free stmt info after SLP instances.
3685 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3686 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3687 (STMT_VINFO_NUM_SLP_USES): New macro.
3689 2016-01-15 Richard Biener <rguenther@suse.de>
3692 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3693 (add_linkage_name): ... here.
3694 (gen_typedef_die): Use add_linkage_name_raw instead of
3695 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3698 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
3700 * gimplify.c (oacc_default_clause): Decode reference and pointer
3701 types for both kernels and parallel regions.
3703 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
3706 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3708 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3710 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3711 (convert_scalars_to_vector): Likewise.
3713 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
3715 * doc/extend.texi (Type Traits): Fix grammar.
3717 2016-01-15 Martin Jambor <mjambor@suse.cz>
3719 * tree-inline.c (remap_decl): Use existing dclarations if
3720 remapping a type and prevent_decl_creation_for_types.
3721 (replace_locals_stmt): Do an initial remapping of non-VLA typed
3722 decls first. Do real remapping with
3723 prevent_decl_creation_for_types set.
3724 * tree-inline.h (copy_body_data): New field
3725 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3728 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3730 * config/s390/s390.opt (mmvcle): More verbose help text.
3732 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3734 * config/s390/s390.opt: Add period to -mzvector option text.
3736 2016-01-15 Richard Biener <rguenther@suse.de>
3738 PR tree-optimization/68961
3739 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3740 of invariants in stores again.
3742 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
3744 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3746 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
3748 * config/i386/i386.c (ix86_expand_branch): Don't split
3749 DI mode xor instruction to SI mode.
3751 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3754 * ipa-icf.c (sem_function::merge): Virtual functions may become
3755 reachable even if they address is not taken and there are no
3758 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
3760 * lto-streamer-out.c (subtract_estimated_size): New function.
3761 (get_symbol_initial_value): Use it.
3763 2016-01-15 Christian Bruel <christian.bruel@st.com>
3766 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3767 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3768 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3769 use add_builtin_function_ext_scope instead of add_builtin_function.
3770 (neon_set_p, neon_crypto_set_p): Remove.
3771 (arm_init_builtins): Always call arm_init_neon_builtins and
3772 arm_init_crypto_builtins.
3773 (arm_expand_builtin): Check that builtins are allowed for the arch.
3774 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3775 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3776 arm_init_neon_builtins call.
3778 2016-01-15 Richard Biener <rguenther@suse.de>
3780 PR tree-optimization/69117
3781 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3782 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3783 of the leader conservatively.
3784 (free_scc_vn): Restore original SSA name infos.
3786 2016-01-14 Jeff Law <law@redhat.com>
3788 PR tree-optimization/69270
3789 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3790 single bit of precision, verify it's also unsigned.
3791 (record_edge_info): Use constant_boolean_node rather than fold_convert
3792 to convert boolean_true/boolean_false to the right type.
3794 2016-01-14 Richard Henderson <rth@redhat.com>
3797 * loop-doloop.c (record_reg_sets): New.
3798 (doloop_optimize): Reject the transform if the sequence
3799 clobbers registers live at the end of the loop block.
3800 (doloop_optimize_loops): Enable df_live if needed.
3802 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3804 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3805 * gcc/config/rs6000/rs6000.c: Likewise.
3806 * gcc/config/rs6000/rs6000.h: Likewise.
3807 * gcc/config/rs6000/rs6000.md: Likewise.
3808 * gcc/doc/extend.texi: Likewsie.
3810 2016-01-14 Jeff Law <law@redhat.com>
3812 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3815 2016-01-14 Richard Henderson <rth@redhat.com>
3819 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3820 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3821 instead of builtin_decl_declared_p to test for declaration.
3823 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
3825 * doc/loop.texi (Loop Analysis and Representation): Document
3826 loop_depth function.
3828 2016-01-14 Tom de Vries <tom@codesourcery.com>
3830 PR tree-optimization/68773
3831 * omp-low.c (expand_omp_target): Don't set force_output.
3832 * varpool.c (varpool_node::get_create): Same.
3833 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3834 offload_funcs with force_output.
3836 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3839 * lra-eliminations.c (move_plus_up): Don't change anything if either
3840 the outer or inner subreg mode is not MODE_INT.
3841 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3842 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3844 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3846 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3847 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3848 reduc_uplus_@var{m}): Remove.
3849 * expr.c (expand_expr_real_2): Remove expansion path for
3850 reduc_[us](min|max|plus) optabs.
3851 * optabs-tree.c (scalar_reduc_to_vector): Remove.
3852 * optabs-tree.h (scalar_reduc_to_vector): Remove.
3853 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3854 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3855 * tree-vect-loop.c (vectorizable_reduction): Remove test for
3856 reduc_[us](min|max|plus) optabs.
3858 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
3860 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3861 (reduc_plus_scal_v2sf): New.
3862 (reduc_smax_v2sf): Rename to...
3863 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3864 (reduc_smin_v2sf): Rename to...
3865 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3867 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
3869 * alias.c (compare_base_symbol_refs): New function.
3870 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3873 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3876 PR tree-optimization/69155
3877 * tree-complex.c: Include cfganal.h.
3878 (phis_to_revisit): New variable.
3879 (extract_component): Add phiarg_p argument. Assert that returned
3880 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3881 (update_phi_components): Partly rewrite to use loop over real/imag
3882 components instead of code duplication. If extract_component returns
3883 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3884 create_tmp_reg into the PHI node instead, and mention the phi triplet
3886 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
3887 in phis_to_revisit at the end.
3889 2016-01-14 Richard Biener <rguenther@suse.de>
3891 PR tree-optimization/68060
3892 * tree-vect-loop.c (vect_is_simple_reduction): Check the
3893 outer loop reduction is only used in the inner loop before
3894 detecting a double reduction.
3896 2016-01-14 Jakub Jelinek <jakub@redhat.com>
3899 * combine.c (expand_field_assignment): Punt if compute_mode is
3900 unsupported scalar mode.
3902 2016-01-14 Richard Biener <rguenther@suse.de>
3904 PR tree-optimization/66856
3905 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3906 SLP node only if it built successfully.
3907 (vect_analyze_slp_instance): Adjust.
3909 2016-01-14 Jeff Law <law@redhat.com>
3911 PR tree-optimization/69270
3912 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3913 (record_edge_info): Use it. Convert boolean_{true,false}_node
3916 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
3919 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3920 use block_ultimate_origin
3921 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3923 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3925 * doc/invoke.texi (Submodel Options): Rename section to
3926 "Machine-Dependent Options" to better reflect its content.
3927 Rewrite introductory text to remove archaic CPU names.
3930 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
3932 * doc/invoke.texi (Code Gen Options): Move section up in file,
3933 before target-specific options. Update menu and option summary
3934 to reflect the new section ordering.
3936 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3938 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3939 (C++ Dialect Options): Add cross-reference to -std option.
3940 * doc/standards.texi (C++ Language): Document C++14 support.
3942 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3944 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3945 for pack/unpack functions for __ibm128.
3946 (PACK_IF): Likewise.
3947 (UNPACK_IF): Likewise.
3949 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3950 support for __ibm128 pack/unpack functions.
3951 (rs6000_invalid_builtin): Likewise.
3952 (rs6000_init_builtins): Likewise.
3953 (rs6000_opt_masks): Likewise.
3955 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3956 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3958 (RS6000_BTM_COMMON): Likewise.
3960 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3961 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3962 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3963 128-bit floating point. Add support for the double values to be
3964 in Altivec registers for TF/IF packing and unpacking, but restrict
3965 TD packing sub-fields to be FPR registers. Don't allow overlapped
3966 register support for packing. Allow pack inputs to be memory
3967 locations. Don't build generator functions for unpack<mode>_dm
3968 and unpack<mode>_nodm.
3969 (unpack<mode>_dm): Likewise.
3970 (unpack<mode>_nodm): Likewise.
3971 (pack<mode>): Likewise.
3973 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3974 built-in functions to pack/unpack explicit __ibm128 values.
3975 (__builtin_unpack_ibm128): Likewise.
3977 * doc/extend.texi (PowerPC Built-in Functions): Document
3978 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3980 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
3983 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3984 Add new arg loc and pass it down as context.
3985 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3986 to the location to use for the warning.
3987 (check_function_arguments): New arg loc. All callers changed. Pass
3988 it to check_function_nonnull.
3989 * c-common.h (check_function_arguments): Adjust declaration.
3991 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3993 PR tree-optimization/69156
3994 * gimple.c (validate_type): Removed.
3995 (gimple_builtin_call_types_compatible_p): Use
3996 useless_type_conversion_p instead of validate_type.
3997 * value-prof.c (gimple_stringop_fixed_value): Fold
3998 icall_size to correct type.
4000 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4002 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
4005 2016-01-13 Richard Henderson <rth@redhat.com>
4008 * target.def (builtin_tm_load, builtin_tm_store): Remove.
4009 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
4010 (ix86_builtin_tm_store): Remove.
4011 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4012 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4013 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4014 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4015 * doc/tm.texi: Rebuild.
4017 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
4018 (BUILT_IN_TM_MEMCPY_RTWN): New.
4019 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
4020 fallback from vector to integer helpers.
4021 (build_tm_load): Handle vector types directly, instead of
4023 (build_tm_store): Likewise.
4024 (expand_assign_tm): Prepare for register types not handled by
4025 the above. Copy them to memory and use memcpy.
4026 * tree.c (tm_define_builtin): New.
4027 (find_tm_vector_type): New.
4028 (build_tm_vector_builtins): New.
4029 (build_common_builtin_nodes): Call it.
4031 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
4033 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
4034 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
4036 2016-01-13 Tom de Vries <tom@codesourcery.com>
4038 PR tree-optimization/69169
4039 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
4040 handled_struct_type param.
4041 (create_variable_info_for, intra_create_variable_infos): Call
4042 create_variable_info_for_1 with extra arg.
4044 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
4046 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
4047 and "armv8.1-a+crc" entries.
4049 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
4052 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
4053 Change first operand predicate from register_or_constm1_operand
4054 to register_operand.
4055 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
4056 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
4057 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
4058 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
4059 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
4060 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
4061 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
4062 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
4063 comparison with constm1_rtx from vec_prefetch_gen part.
4065 2016-01-13 Richard Biener <rguenther@suse.de>
4067 PR tree-optimization/69013
4068 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
4069 Exchange assert for a test.
4071 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4074 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
4076 2016-01-13 Richard Biener <rguenther@suse.de>
4078 PR tree-optimization/69242
4079 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
4080 assert with a check.
4082 2016-01-13 Richard Biener <rguenther@suse.de>
4084 PR tree-optimization/69186
4085 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4086 Properly guard vect_update_misalignment_for_peel call.
4088 2016-01-12 Jeff Law <law@redhat.com>
4090 PR tree-optimization/pr67755
4091 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
4092 "need_profile_correction".
4093 (thread_block_1): Initialize new field to false by default. If we
4094 have multiple thread paths through a common joiner to different
4095 final targets, then set new field to true.
4096 (compute_path_counts): Only do count adjustment when it's really
4099 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4101 * doc/invoke.texi (Spec Files): Move section down in file, past
4102 all command-line option descriptions.
4104 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4107 * doc/gty.texi: Remove documentation of mark_hook.
4108 * gengtype.c (struct write_types_data): Remove code to support
4109 mark_hook attribute.
4110 (walk_type): Likewise.
4111 (write_func_for_structure): Likewise.
4113 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4115 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
4116 Directory Options, and -specs= to Overall Options.
4117 (Overall Options): Adjust similarly. Reorder to group related
4118 options together. Make -specs= cross-reference the spec file details.
4119 (Directory Options): Adjust similarly.
4121 2016-01-12 Jeff Law <law@redhat.com>
4123 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
4125 2016-01-12 Olivier Hainque <hainque@adacore.com>
4127 * gcc.c (spec_undefvar_allowed): New global.
4128 (process_command): Set to true when running for --version or --help,
4130 (getenv_spec_function): When the variable is not defined, use the
4131 variable name as the variable value if we're allowed not to issue
4134 2016-01-12 Bin Cheng <bin.cheng@arm.com>
4136 PR tree-optimization/68911
4137 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
4138 information computed for expression "init + nit * step".
4140 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4142 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
4143 about name of GCC executable. Remove deleted node from menu.
4144 (Directory Options) <-B>: Remove cross-reference to deleted node.
4145 (Target Options): Delete section.
4147 2016-01-12 Christian Bruel <christian.bruel@st.com>
4150 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
4151 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
4153 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4156 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
4157 aligned_mem is properly set for AVX512-VL floating point masked
4161 * ifcvt.c (cond_exec_process_if_block): When removing the last
4162 insn from then_bb, remove also any possible barriers that follow it.
4164 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
4168 * config/i386/iamcu.h (SIZE_TYPE): New macro.
4169 (PTRDIFF_TYPE): Likewise.
4170 (WCHAR_TYPE): Likewise.
4171 (WCHAR_TYPE_SIZE): Likewise.
4172 (STDINT_LONG32): Likewise.
4174 2016-01-12 Richard Biener <rguenther@suse.de>
4176 PR tree-optimization/69053
4177 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
4178 convert initial value for cond reductions.
4180 2016-01-12 Richard Biener <rguenther@suse.de>
4182 PR tree-optimization/69007
4183 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
4184 widen_sum after dot_prod and sad.
4186 2016-01-12 Richard Biener <rguenther@suse.de>
4188 PR tree-optimization/69168
4189 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
4190 pattern stmt SLP type.
4191 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
4192 end up unused so cope with that case.
4194 2016-01-12 Richard Biener <rguenther@suse.de>
4196 PR tree-optimization/69157
4197 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
4198 stmts def type only during analyze phase.
4199 (vectorizable_call): Likewise.
4200 (vectorizable_simd_clone_call): Likewise.
4201 (vectorizable_conversion): Likewise.
4202 (vectorizable_assignment): Likewise.
4203 (vectorizable_shift): Likewise.
4204 (vectorizable_operation): Likewise.
4205 (vectorizable_store): Likewise.
4206 (vectorizable_load): Likewise.
4208 2016-01-12 Richard Biener <rguenther@suse.de>
4210 PR tree-optimization/69174
4211 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
4213 (vectorizable_load): Properly compute the number of loads needed
4214 for permuted strided SLP loads and do not spuriously assign
4215 to SLP_TREE_VEC_STMTS.
4217 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
4219 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
4220 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
4221 (MD_EXEC_PREFIX): Remove.
4222 (MD_STARTFILE_PREFIX) Removee.
4223 (FILE_NAME_ABSOLUTE_P): Remove.
4224 (CPP_SPEC): Do not read macros from sys/version.h.
4225 (LINK_COMMAND_SPEC): Remove.
4226 (LOCAL_INCLUDE_DIR): Remove.
4227 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
4228 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
4229 (POST_LINK_SPEC): Define to invoke stubify after linker
4230 (LIBSTDCXX): Remove define
4231 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
4232 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
4233 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
4234 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
4235 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
4236 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
4237 (i386_djgpp_asm_named_section): Add propotype of new procedure
4239 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
4240 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
4241 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
4242 in config/i386/djgpp.h).
4243 (STANDARD_STARTFILE_PREFIX_2): Define identical to
4244 STANDARD_STARTFILE_PREFIX_1.
4245 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
4246 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
4247 installation errors.
4248 (MAX_OFILE_ALIGNMENT): Define to 128.
4249 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
4251 * config/i386/djgpp.c: New file. Add implementation of
4252 i386_djgpp_asm_named_section.
4254 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
4256 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
4257 Add rule for building djgpp.o.
4259 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4261 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
4262 (rtx_is_swappable_p): Reductions are swappable.
4263 (insn_is_swappable_p): V2DF reductions are swappable.
4265 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
4267 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
4268 reloads for other unsupported memory operands.
4270 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
4271 Jim Wilson <jim.wilson@linaro.org>
4274 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
4275 copy_to_mode_reg instead of force_reg.
4277 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4280 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
4281 TARGET_80387 is true.
4283 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4286 * lra-eliminations.c (move_plus_up): Only move plus up
4287 if subreg of the constant can be simplified into constant
4288 and use the simplified subreg of the constant instead of
4289 the original constant.
4291 * fold-const.c (fold_convertible_p): Don't return true
4292 for conversion of VECTOR_TYPE to same sized integral type.
4293 (fold_convert_loc): Fix up formatting. Fold conversion of
4294 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
4295 instead of NOP_EXPR.
4297 PR tree-optimization/69214
4298 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
4299 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
4302 PR tree-optimization/69207
4303 * tree-vect-slp.c (vect_get_constant_vectors): For
4304 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
4305 fold_convertible_p to vector_type's element type, and always
4306 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
4308 2016-01-11 Richard Biener <rguenther@suse.de>
4310 PR tree-optimization/69173
4311 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
4312 fixup the cycle if all stmts are in a pattern.
4314 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
4317 * alias.c (base_alias_check): Move check for addresses with
4318 alignment ANDs before the call for compare_base_decls.
4319 (memrefs_conflict_p): Return -1 for different decls
4320 that went through alignment adjustments.
4322 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4324 PR rtl-optimization/68796
4325 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
4326 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
4327 and QImode comparisons against zero with CC_NZmode.
4328 * config/aarch64/iterators.md (short_mask): New mode_attr.
4330 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
4332 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
4333 (<avx512>_store<mode>_mask): Likewise.
4335 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
4336 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4338 PR rtl-optimization/68841
4339 * ifcvt.c (struct noce_if_info): Add orig_x field.
4340 (bbs_ok_for_cmove_arith): Add to_rename parameter.
4341 Don't record conflicts on to_rename if it's present.
4342 Allow memory destinations in sets.
4343 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
4344 blocks, passing orig_x to the checks.
4345 (noce_process_if_block): Set if_info->orig_x appropriately.
4347 2016-01-11 Tom de Vries <tom@codesourcery.com>
4349 PR tree-optimization/69069
4350 * tree-parloops.c (create_parallel_loop): Add missing phi args.
4352 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
4354 PR rtl-optimization/68920
4355 * config/i386/i386.c (ix86_option_override_internal): Restrict number
4356 of conditional moves for RTL if-conversion to 1 for
4357 TARGET_ONE_IF_CONV_INSN.
4358 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
4359 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
4360 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
4361 parameter to restirct number of conditional moves for
4363 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
4364 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
4367 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
4370 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
4371 onepart vars. Fix typo in comment. Fix reversed condition in
4373 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
4376 * var-tracking.c (dump_onepart_variable_differences): New.
4377 (dataflow_set_different): If a detailed dump is requested,
4378 delay early returns and dump differences between onepart
4379 variables present before and after, and added variables.
4381 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
4384 * expr.c (expand_expr_real_1): For boolean vector constants
4385 with a scalar mode use const_scalar_mask_from_tree.
4386 (const_scalar_mask_from_tree): New.
4387 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
4388 assigned to a mask type to handle constants.
4390 2016-01-11 Martin Jambor <mjambor@suse.cz>
4393 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
4394 useless parameters if we cannot change function signature.
4396 2016-01-11 Martin Jambor <mjambor@suse.cz>
4399 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
4402 2016-01-11 Tom de Vries <tom@codesourcery.com>
4404 PR tree-optimization/69109
4405 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
4408 2016-01-11 Tom de Vries <tom@codesourcery.com>
4410 PR tree-optimization/69108
4411 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
4412 res is not used in a phi.
4414 2016-01-11 Yury Gribov <y.gribov@samsung.com>
4417 * common.opt (frandom-seed): Fix parameter name.
4418 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
4420 2016-01-11 Tom de Vries <tom@codesourcery.com>
4422 PR tree-optimization/69058
4423 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
4426 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
4428 * config/arc/arc.opt (mdiv-rem): Add period to the end.
4429 (mcode-density): Likewise.
4431 2016-01-10 Tom de Vries <tom@codesourcery.com>
4433 PR tree-optimization/69062
4434 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
4435 (parallelize_loops): Don't paralelize loop that has phi with address
4438 2016-01-10 Tom de Vries <tom@codesourcery.com>
4440 PR tree-optimization/69039
4441 * tree-parloops.c (try_create_reduction_list): Only allow single exit
4444 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
4447 * match.pd: Require target has function_c99_misc before doing
4448 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
4450 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
4452 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
4454 * configure: Regenerate.
4456 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4459 PR tree-optimization/69097
4460 * fold-const.h (expr_not_equal_to): New prototype.
4461 * fold-const.c: Include stringpool.h and tree-ssanames.h.
4462 (expr_not_equal_to): New function.
4463 * match.pd (X % -Y is the same as X % Y): Don't optimize
4464 unless X is known not to be equal to minimum or Y is known
4465 not to be equal to -1.
4466 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
4467 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
4468 (simplify_stmt_using_ranges): Adjust caller.
4469 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
4470 substitute_and_fold.
4472 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
4474 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
4477 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4479 PR tree-optimization/69167
4480 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
4481 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
4483 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
4485 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4486 Richard Biener <rguenther@suse.de>
4488 PR tree-optimization/68707
4489 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
4490 instances that can be handled via vect_load_lanes.
4492 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
4494 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
4495 if we can't determine address equivalence.
4496 * alias.c (compare_base_decl): Update for changed return value of
4497 symtab_node::equal_address_to.
4499 2016-01-08 Jason Merrill <jason@redhat.com>
4503 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
4504 * expr.c (store_field): Not here.
4505 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
4506 call with TREE_ADDRESSABLE type.
4507 * tree-cfg.c (verify_gimple_call): Adjust.
4509 2016-01-08 Olivier Hainque <hainque@adacore.com>
4511 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
4514 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
4516 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
4517 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
4518 (reduc_smin_v2sf): Rename to...
4519 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
4520 (reduc_splus_v2sf): Rename to...
4521 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
4523 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4525 PR tree-optimization/69162
4526 * gimplify.c (gimplify_va_arg_expr): Encode original type of
4527 valist argument in another argument.
4528 (gimplify_modify_expr): Adjust for the above change. Cleanup.
4529 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
4530 to determine the va_list type, build a MEM_REF instead of
4531 build_fold_indirect_ref.
4533 PR tree-optimization/69172
4534 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
4537 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
4539 PR tree-optimization/67781
4540 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4541 and cmpnop in two steps: first the ones not accessed in original
4542 gimple expression in a endian independent way and then the ones not
4543 accessed in the final result in an endian-specific way.
4545 2016-01-08 Jakub Jelinek <jakub@redhat.com>
4547 PR tree-optimization/69083
4548 * tree-vect-slp.c (vect_get_constant_vectors): For
4549 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
4550 element type. If op is fold_convertible_p to vector_type's element
4551 type, use NOP_EXPR instead of VCE.
4553 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
4555 PR rtl-optimization/67778
4556 PR rtl-optimization/68634
4557 PR rtl-optimization/68909
4558 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
4559 block from the stack until done with it. Remove a superfluous
4560 bitmap set. Remove a superfluous bitmap test.
4562 2016-01-07 Martin Sebor <msebor@redhat.com>
4565 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
4566 constraint on the type of arguments.
4568 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
4570 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
4571 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
4572 unaligned_access on the gcc_options set.
4573 * config/arm/arm.c (arm_option_override_internal): Use
4574 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
4576 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4579 * config/i386/i386.c (ix86_frame_pointer_required): Enable
4580 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
4582 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
4585 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4588 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4589 depending on frame_pointer_needed before remaining integer and SSE
4590 registers are saved.
4592 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
4595 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4597 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
4600 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4601 Use the "xBm" constraint.
4602 (float<sseintvecmodelower><mode>2<mask_name><round_name):
4604 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4605 (sse_cvtsi2ssq<round_name>): Likewise.
4606 (sse_cvtss2si<round_name>): Likewise.
4607 (sse_cvtss2siq<round_name>): Likewise.
4608 (sse2_cvtsi2sdq<round_name>): Likewise.
4609 (sse2_cvtsd2si<round_name>): Likewise.
4610 (sse2_cvtsd2siq<round_name>): Likewise.
4611 * config/i386/subst.md (round_nimm_scalar_predicate): New
4614 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
4617 * varasm.c (make_decl_rtl): Mark invalid register vars as
4620 PR rtl-optimization/66206
4621 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4622 All callers changed.
4624 2016-01-07 Jakub Jelinek <jakub@redhat.com>
4626 PR tree-optimization/69141
4627 * tree-ssa-pre.c: Include langhooks.h.
4628 (eliminate_dom_walker::before_dom_children): Use
4629 lang_hooks.decl_printable_name instead of
4630 cgraph_node::get ()->name ().
4633 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4634 it and DECL_ALIGN too.
4636 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
4638 * config/mips/mips-ftypes.def: Sort to lexicographical order.
4640 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
4643 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4644 depending on frame_pointer_needed before remaining integer and SSE
4645 registers are saved.
4647 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4649 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4650 mode iterator with VSX_M2.
4651 (*p9_vecstore_<mode>): Likewise.
4652 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4653 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4654 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4655 (define_split for VSX_LE128 stores): Likewise.
4656 (define_peephole2 for TImode LE swaps): Likewise.
4657 (define_split for VSX_LE128 post-reload stores): Likewise.
4659 2016-01-06 Marek Polacek <polacek@redhat.com>
4662 * convert.c (convert_to_integer_1): Adjust call to
4663 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
4664 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
4665 EXPR instead of ARG.
4666 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4668 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4671 * doc/extend.texi (RL78 Variable Attributes): New section.
4673 2016-01-05 Marek Polacek <polacek@redhat.com>
4676 * builtins.c (get_memmodel): Use expansion point location rather than
4677 the input location. Call warning_at rather than warning.
4678 (expand_builtin_atomic_compare_exchange): Likewise.
4679 (expand_builtin_atomic_load): Likewise.
4680 (expand_builtin_atomic_store): Likewise.
4681 (expand_builtin_atomic_clear): Likewise.
4683 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4686 * config/i386/i386.c (ix86_expand_vector_logical_operator):
4687 Replace nonimmediate_operand with vector_operand.
4688 * config/i386/predicates.md (vector_operand): New predicate.
4689 (general_vector_operand): Replace nonimmediate_operand with
4691 * config/i386/sse.md: Replace nonimmediate_operand with
4692 vector_operand and m constraint with Bm constraint on SSE
4693 patterns with 16-byte memory operand.
4694 * config/i386/subst.md (round_nimm_predicate): Replace
4695 nonimmediate_operand with vector_operand.
4696 (round_saeonly_nimm_predicate): Likewise.
4697 (round_saeonly_nimm_scalar_predicate): New.
4699 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
4702 * config/i386/constraints.md (Bm): New constraint.
4703 * config/i386/predicates.md (vector_memory_operand): New
4705 * config/i386/sse.md: Replace xm with xBm in plusminus and
4708 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4711 * doc/extend.texi (V850 Function Attributes): New section.
4712 (V850 Variable Attributes): New section.
4714 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
4717 * doc/extend.texi (MicroBlaze Function Attributes): Document
4718 interrupt_handler and fast_interrupt attributes.
4720 2016-01-05 Sergei Trofimovich <siarheit@google.com>
4723 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4724 for local symbolic operands.
4725 * config/ia64/predicates.md (local_symbolic_operand64): New
4728 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4730 PR rtl-optimization/68651
4731 * combine.c (combine_simplify_rtx): Canonicalize x + x into
4734 2016-01-05 Nathan Sidwell <nathan@acm.org>
4736 * alias.c (compare_base_decls): Use symtab_node::get.
4738 2016-01-05 Nick Clifton <nickc@redhat.com>
4741 * ira-costs.c (copy_cost): Initialise the t_icode field of the
4742 secondary_reload_info structure.
4745 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4746 decls if weak support is available.
4748 2016-01-04 Martin Sebor <msebor@redhat.com>
4750 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4752 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4754 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4755 OPTION_MASK_P9_DFORM.
4757 * config/rs6000/constraints.md (wo constraint): New constraint for
4760 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4762 (rs6000_init_hard_regno_mode_ok): Likewise.
4764 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4767 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4768 expanders not to have constraints. Add support for ISA 3.0 xxperm
4769 instruction. Add support for fusing xxlor with xxperm.
4770 (altivec_vperm_<mode>_internal): Likewise.
4771 (altivec_vperm_v8hiv16qi): Likewise.
4772 (altivec_vperm_<mode>v16q): Likewise.
4773 (altivec_vperm_<mode>_uns): Likewise.
4774 (vperm_v8hiv4si): Likewise.
4775 (vperm_v16qiv8hi): Likewise.
4777 * doc/md.texi (RS/6000 constraints): Document wo constraint.
4779 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4781 Update copyright years.
4783 * gcc.c (process_command): Update copyright notice dates.
4784 * gcov-dump.c (print_version): Ditto.
4785 * gcov.c (print_version): Ditto.
4786 * gcov-tool.c (print_version): Ditto.
4787 * gengtype.c (create_file): Ditto.
4788 * doc/cpp.texi: Bump @copying's copyright year.
4789 * doc/cppinternals.texi: Ditto.
4790 * doc/gcc.texi: Ditto.
4791 * doc/gccint.texi: Ditto.
4792 * doc/gcov.texi: Ditto.
4793 * doc/install.texi: Ditto.
4794 * doc/invoke.texi: Ditto.
4796 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4798 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4799 modes larger than TImode as TImode if NEON is not enabled.
4801 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4804 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4805 mode for %f0-%f31 only if TARGET_FPU.
4807 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
4810 * config/sparc/sparc.c (scan_record_type): Take into account subfields
4811 to compute the PACKED_P predicate.
4812 (function_arg_record_value): Minor tweaks.
4814 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4816 * doc/install.texi (--with-multilib-list): Describe the meaning of the
4817 option for arm*-*-* targets.
4819 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
4821 * doc/extend.texi (Common Function Attributes): Move docs for
4822 MSP430-specific attributes to....
4823 (MSP430 Function Attributes): ...here. Delete the redundant
4824 entries and copy-edit the remaining text.
4825 (MSP430 Variable Attributes): Use uniform format for index
4826 entries and add a cross-reference to the corresponding function
4829 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
4831 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4833 (x86 Options): Likewise.
4835 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4839 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4840 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4841 to corresponding attribute.
4843 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
4845 * doc/extend.texi (Common Function Attributes) <noplt>: Move
4846 to correct alphabetization of table. Copy-edit and correct
4848 <stack_protect>: Likewise.
4849 <target_clones>: Likewise.
4851 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4852 Correct punctuation.
4853 (Code Gen Options) <-fno-plt>: Copy-edit.
4855 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
4858 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4859 SI values. Explicitly convert SI to DI and vice-versa.
4861 2016-01-01 Jakub Jelinek <jakub@redhat.com>
4863 PR tree-optimization/69070
4864 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4865 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4868 * ubsan.c (ubsan_instrument_float_cast): Call
4869 initialize_sanitizer_builtins.
4872 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4874 Copyright (C) 2016 Free Software Foundation, Inc.
4876 Copying and distribution of this file, with or without modification,
4877 are permitted in any medium without royalty provided the copyright
4878 notice and this notice are preserved.