gcc/ChangeLog

   1 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
   2
   3         * config/s390/vector.md: Add missing commutative operand markers
   4         to the patterns which qualify for one.
   5         * config/s390/vx-builtins.md: Likewise.
   6
   7 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
   8
   9         * config/s390/vector.md (VI, VI_QHS): Add single element vector
  10         types to mode iterators.
  11         (vec_double): ... and mode attribute.
  12         * config/s390/vx-builtins.md (non_vec_int): Likewise.
  13
  14 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
  15
  16         * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
  17         Change the predicate of op2 from nonimmediate to general and let
  18         reload fix it if necessary.
  19
  20 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
  21
  22         * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
  23
  24 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
  25
  26         * config/s390/s390.c (s390_expand_vcond): Use the compare operand
  27         mode.
  28
  29 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
  30
  31         * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
  32         * config/s390/s390.c (s390_expand_vec_movstr): New function.
  33         * config/s390/s390.md ("movstr<P:mode>"): Call
  34         s390_expand_vec_movstr.
  35
  36 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
  37
  38         * config/s390/s390.md: Add missing output modifier for operand 1
  39         to print it as address properly.
  40
  41 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
  42
  43         * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
  44         * config/s390/2964.md: New file.
  45         * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
  46         of insn grouping attributes depending on the CPU level.
  47         (s390_get_unit_mask): New function.
  48         (s390_sched_score): Remove the OOO from the scheduling macros.
  49         Add loop to calculate a score for the instruction mix.
  50         (s390_sched_reorder): Likewise plus improve debug output.
  51         (s390_sched_variable_issue): Rename macros as above.  Calculate
  52         the unit distances after actually scheduling an insn.  Improve
  53         debug output.
  54         (s390_sched_init): Clear last_scheduled_unit_distance array.
  55         * config/s390/s390.md: Include 2964.md.
  56
  57 2016-02-18  Jakub Jelinek  <jakub@redhat.com>
  58
  59         PR target/69671
  60         * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
  61         *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
  62         *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
  63         *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
  64         *avx512f_<code>v8div16qi2_mask_1): New insns.
  65
  66 2016-02-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
  67
  68         PR target/68404
  69         * config/rs6000/predicates.md (fusion_gpr_addis): Revert
  70         2016-02-09 change.
  71
  72         * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
  73         earlyclobber from target.  Use wF constraint for fused memory
  74         address.
  75         (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
  76
  77 2016-02-18  Jakub Jelinek  <jakub@redhat.com>
  78             Martin Liska  <mliska@suse.cz>
  79
  80         PR sanitizer/69863
  81         * cfgexpand.c (asan_sanitize_stack_p): New function.
  82         (partition_stack_vars): Use the function.
  83         (expand_stack_vars): Likewise.
  84         (defer_stack_allocation): Likewise.
  85         (expand_used_vars): Likewise.
  86
  87 2016-02-18  Richard Biener  <rguenther@suse.de>
  88
  89         PR middle-end/69553
  90         * fold-const.c (operand_equal_p): Properly compare offsets for
  91         IMAGPART_EXPR and ARRAY_REF.
  92
  93 2016-02-18  Nick Clifton  <nickc@redhat.com>
  94
  95         PR target/62254
  96         PR target/69610
  97         * config/arm/arm.c (arm_option_override_internal): Disable
  98         interworking if the target does not support thumb instructions.
  99         (arm_reload_in_hi): Handle the case where a register to register
 100         move needs reloading because there is no simple pattern to handle
 101         it.
 102         (arm_reload_out_hi): Likewise.
 103
 104 2016-02-18  Richard Biener  <rguenther@suse.de>
 105
 106         PR middle-end/69854
 107         * match.pd: Don't use fold_binary or fold_unary for folding
 108         constants.
 109
 110 2016-02-17  Jakub Jelinek  <jakub@redhat.com>
 111
 112         PR c++/69850
 113         * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
 114         on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
 115         * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
 116         warn on gimple_no_warning_p statements.
 117
 118 2016-02-17  Jonathan Wakely  <jwakely@redhat.com>
 119
 120         * doc/extend.texi (C++ Attributes): Correct description of
 121         warn_unused type attribute.
 122
 123 2016-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 124
 125         * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
 126         correct instruction.
 127
 128 2016-02-17  Richard Biener  <rguenther@suse.de>
 129
 130         PR rtl-optimization/69609
 131         * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
 132         (find_traces_1_round): When ending a trace update cached priority
 133         of successors.
 134         (bb_to_key): Use cached priority when available.
 135         (copy_bb): Initialize cached priority.
 136         (reorder_basic_blocks_software_trace_cache): Likewise.
 137
 138 2016-02-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 139
 140         PR target/69161
 141         * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
 142         New predicate.
 143         (aarch64_comparison_operator): Break overly long line into two.
 144         (aarch64_comparison_operation): Likewise.
 145         * config/aarch64/aarch64.md (cstorecc4): Use
 146         aarch64_comparison_operator_mode instead of
 147         aarch64_comparison_operator.
 148         (cstore<mode>4): Likewise.
 149         (aarch64_cstore<mode>): Likewise.
 150         (*cstoresi_insn_uxtw): Likewise.
 151         (cstore<mode>_neg): Likewise.
 152         (*cstoresi_neg_uxtw): Likewise.
 153
 154 2016-02-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 155
 156         PR target/69161
 157         * config/arm/predicates.md (arm_comparison_operator_mode):
 158         New predicate.
 159         * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
 160         instead of arm_comparison_operator.
 161         (*mov_negscc): Likewise.
 162         (*mov_notscc): Likewise.
 163         * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
 164         (*thumb2_mov_negscc): Likewise.
 165         (*thumb2_mov_negscc_strict_it): Likewise.
 166         (*thumb2_mov_notscc): Likewise.
 167         (*thumb2_mov_notscc_strict_it): Likewise.
 168
 169 2016-02-17  Wilco Dijkstra  <wdijkstr@arm.com>
 170
 171         * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
 172         Add missing return.
 173
 174 2016-02-17  Eric Botcazou  <ebotcazou@adacore.com>
 175
 176         * config/visium/visium.c (machine_libfunc_index): New enum.
 177         (machine_libfuncs): New structure.
 178         (visium_libfuncs): New static variable.
 179         (TARGET_INIT_LIBFUNCS): Define to...
 180         (visium_init_libfuncs): ...this.  New function.
 181         (expand_block_move_4): Use the appropriate libfunc.
 182         (expand_block_move_2): Likewise.
 183         (expand_block_move_1): Likewise.
 184         (expand_block_set_4): Likewise.
 185         (expand_block_set_2): Likewise.
 186         (expand_block_set_1): Likewise.
 187         (visium_trampoline_init): Likewise.
 188
 189 2016-02-17  Nick Clifton  <nickc@redhat.com>
 190
 191         * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
 192         TI's devices.csv file as of March 2016.
 193
 194 2016-02-16  Kelvin Nilsen  <kelvin@gcc.gnu.org>
 195
 196         PR Target/48344
 197         * opts-global.c (handle_common_deferred_options): Introduce and
 198         initialize two global variables to remember command-line options
 199         specifying a stack-limiting register.
 200         * opts.h: Add extern declarations of the two new global variables.
 201         * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
 202         variable based on the values of the two new global variables.
 203
 204 2016-02-16  Jakub Jelinek  <jakub@redhat.com>
 205
 206         PR c/69835
 207         * common.opt (Wnonnull-compare): New warning.
 208         * doc/invoke.texi (-Wnonnull): Remove text about comparison
 209         of arguments against NULL.
 210         (-Wnonnull-compare): Document.
 211         * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
 212         * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
 213         * passes.def (pass_warn_nonnull_compare): Add.
 214         * gimple-ssa-nonnull-compare.c: New file.
 215
 216 2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
 217
 218         * config/aarch64/aarch64.c (cortexa57_tunings): Remove
 219         AARCH64_EXTRA_TUNE_RECIP_SQRT.
 220
 221 2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
 222
 223         * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
 224         reciprocal sqrt for -mlow-precision-recip-sqrt.
 225
 226 2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
 227             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 228
 229         * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
 230         always use lane loads to construct non-constant vectors.
 231
 232 2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
 233
 234         * config/aarch64/aarch64.md
 235         (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
 236         constraints for operand 3.
 237         (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
 238
 239 2016-02-16  Jakub Jelinek  <jakub@redhat.com>
 240             Richard Biener  <rguenther@suse.de>
 241
 242         PR tree-optimization/69820
 243         * tree-vect-patterns.c (type_conversion_p): Return false if
 244         *orig_type is unsigned single precision or boolean.
 245         (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
 246         Formatting fix.
 247
 248 2016-02-16  Jakub Jelinek  <jakub@redhat.com>
 249
 250         PR rtl-optimization/69764
 251         PR rtl-optimization/69771
 252         * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
 253         op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
 254
 255 2016-02-16  Richard Biener  <rguenther@suse.de>
 256
 257         PR tree-optimization/69776
 258         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
 259         sets from caller.
 260         (indirect_refs_may_alias_p): Likewise.
 261         (refs_may_alias_p_1): Pass alias sets as from ao_ref.
 262         * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
 263         according to tbaa_p.
 264         * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
 265         (optimize_stmt): For redundant store discovery do not allow tbaa.
 266
 267 2016-02-16  Bernd Schmidt  <bschmidt@redhat.com>
 268
 269         PR tree-optimization/69714
 270         * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
 271         Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
 272
 273 2016-02-16  Claudiu Zissulescu  <claziss@synopsys.com>
 274
 275         * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
 276         * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
 277         (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
 278         * config/arc/arc.c (arc_init): Check FPU options.
 279         (get_arc_condition_code): Handle new CC_FPU* modes.
 280         (arc_select_cc_mode): Likewise.
 281         (arc_conditional_register_usage): Allow 64 bit datum into even-odd
 282         register pair only. Allow access for ARCv2 accumulator.
 283         (gen_compare_reg): Whenever we have FPU support use FPU compare
 284         instructions.
 285         (arc_reorg): Don't generate brcc insns when FPU compare
 286         instructions are involved.
 287         * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
 288         (TARGET_OPTFPE): Add condition when ARC EM can use optimized
 289         floating point emulation.
 290         (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
 291         (REVERSE_CONDITION): Add new CC_FPU* modes.
 292         (TARGET_FP_SP_BASE): Define.
 293         (TARGET_FP_DP_BASE): Likewise.
 294         (TARGET_FP_SP_FUSED): Likewise.
 295         (TARGET_FP_DP_FUSED): Likewise.
 296         (TARGET_FP_SP_CONV): Likewise.
 297         (TARGET_FP_DP_CONV): Likewise.
 298         (TARGET_FP_SP_SQRT): Likewise.
 299         (TARGET_FP_DP_SQRT): Likewise.
 300         (TARGET_FP_DP_AX): Likewise.
 301         * config/arc/arc.md (ARCV2_ACC): New constant.
 302         (type): New fpu type attribute.
 303         (SDF): Conditional iterator.
 304         (cstore<mode>, cbranch<mode>): Change expand condition.
 305         (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
 306         handles FPU/FPX cases as well.
 307         * config/arc/arc.opt (mfpu): New option.
 308         * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
 309         Renamed.
 310         (adddf3, muldf3, subdf3): Removed.
 311         * config/arc/predicates.md (proper_comparison_operator): Recognize
 312         CC_FPU* modes.
 313         * config/arc/fpu.md: New file.
 314         * doc/invoke.texi (ARC Options): Document mfpu option.
 315
 316 2016-02-16  Richard Biener  <rguenther@suse.de>
 317
 318         PR rtl-optimization/69291
 319         * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
 320         noce_operand_ok check.
 321
 322 2016-02-16  Tom de Vries  <tom@codesourcery.com>
 323
 324         PR lto/67709
 325         * omp-low.c (simd_clone_create): Remove call to
 326         symtab->call_cgraph_insertion_hooks.
 327
 328 2016-02-16  Jakub Jelinek  <jakub@redhat.com>
 329
 330         PR tree-optimization/69802
 331         * tree-ssa-reassoc.c (update_range_test): If op is
 332         SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
 333         op == 1 test of precision 1 integral op, otherwise handle
 334         that case as op itself.  Fix up formatting.
 335         (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
 336         up formatting.
 337
 338 2016-02-16  Richard Biener  <rguenther@suse.de>
 339
 340         PR tree-optimization/69586
 341         * tree-vrp.c (register_edge_assert_for_2): Handle all integral
 342         types for conversion sources.
 343
 344 2016-02-16  Richard Biener  <rguenther@suse.de>
 345
 346         PR middle-end/69801
 347         * fold-const.c (operand_equal_p): For COND_EXPR zero operand
 348         mask OEP_ADDRESS_OF.
 349
 350 2016-02-16  Alan Modra  <amodra@gmail.com>
 351
 352         PR target/68973
 353         * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
 354         (p8_mtvsrd_df, p8_mtvsrd_sf): New.
 355         (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
 356         (p8_mtvsrwz): New.
 357         (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
 358         (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
 359         (p8_fmrgow_<mode>): Likewise.
 360         (reload_vsx_from_gpr<mode>): Make clobber IF.  Adjust for above
 361         changes.
 362         (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
 363         (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
 364         to use movdi_internal64.  Remove op0_di.
 365         * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
 366
 367 2016-02-15  Evandro Menezes  <e.menezes@samsung.com>
 368
 369         Add support for the FCCMP insn types
 370
 371         * config/aarch64/aarch64.md (fccmp): Change insn type.
 372         (fccmpe): Likewise.
 373         * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
 374         * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
 375         * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
 376         * config/arm/xgene1.md (xgene1_fcmp): Likewise.
 377         * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
 378         * config/arm/types.md (fccmps): Add new insn type.
 379         (fccmpd): Likewise.
 380
 381 2016-02-15  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 382
 383         * alias.c (get_alias_set): Fix a typo in comment.
 384
 385 2016-02-15  Richard Biener  <rguenther@suse.de>
 386
 387         PR tree-optimization/69595
 388         * match.pd: Complete range test simplification to true.
 389
 390 2016-02-15  Bernd Schmidt  <bschmidt@redhat.com>
 391
 392         PR rtl-optimization/69648
 393         * lra-constraints.c (update_ebb_live_info): Don't remove sets of
 394         pic_offset_table_rtx.
 395
 396         PR rtl-optimization/69752
 397         * ira.c (update_equiv_regs): When looking for more than a single SET,
 398         also take other side effects into account.
 399
 400 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 401
 402         * config/s390/s390.c (s390_function_profiler): Add a new sequence
 403         for z900+ CPUs in 31-bit mode.
 404
 405 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
 406
 407         * common/config/s390/s390-common.c (s390_supports_split_stack):
 408         New function.
 409         (TARGET_SUPPORTS_SPLIT_STACK): New macro.
 410         * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
 411         * config/s390/s390.c (struct machine_function): New field
 412         split_stack_varargs_pointer.
 413         (s390_register_info): Mark r12 as clobbered if it'll be used as temp
 414         in s390_emit_prologue.
 415         (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
 416         vararg pointer.
 417         (morestack_ref): New global.
 418         (SPLIT_STACK_AVAILABLE): New macro.
 419         (s390_expand_split_stack_prologue): New function.
 420         (s390_live_on_entry): New function.
 421         (s390_va_start): Use split-stack vararg pointer if appropriate.
 422         (s390_asm_file_end): Emit the split-stack note sections.
 423         (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
 424         * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
 425         (UNSPECV_SPLIT_STACK_CALL): New unspec.
 426         (UNSPECV_SPLIT_STACK_DATA): New unspec.
 427         (split_stack_prologue): New expand.
 428         (split_stack_space_check): New expand.
 429         (split_stack_data): New insn.
 430         (split_stack_call): New expand.
 431         (split_stack_call_*): New insn.
 432         (split_stack_cond_call): New expand.
 433         (split_stack_cond_call_*): New insn.
 434
 435 2016-02-15  Richard Biener  <rguenther@suse.de>
 436
 437         PR tree-optimization/69783
 438         * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
 439         Add trivially correct cases.
 440
 441 2016-02-15  Tom de Vries  <tom@codesourcery.com>
 442
 443         PR lto/69655
 444         * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
 445         do_force_output.
 446         * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
 447
 448 2016-02-15  Richard Biener  <rguenther@suse.de>
 449
 450         PR tree-optimization/69776
 451         * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
 452         * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
 453         indicate whether we can use TBAA to disambiguate against stores.
 454         Use alias-set zero if not.
 455         (visit_reference_op_store): Do not use TBAA when looking up
 456         redundant stores.
 457         * tree-ssa-pre.c (compute_avail): Use TBAA here.
 458         (eliminate_dom_walker::before_dom_children): But not when looking
 459         up redundant stores.
 460
 461 2016-02-14  John David Anglin  <danglin@gcc.gnu.org>
 462
 463         * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
 464
 465 2016-02-14  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
 466
 467         *  config/i386/znver1.md
 468         (znver1_pop, znver1_pop_mem,
 469         znver1_load_imov_double_store,
 470         znver1_load_imov_direct_store,
 471         znver1_load_imov_direct_load,
 472         znver1_load_imov_double_load): Add new.
 473         (znver1_insn, znver1_insn_load): Add icmov type.
 474         (znver1_sseavx_fma,
 475         znver1_sseavx_fma_load,
 476         znver1_avx256_fma,
 477         znver1_avx256_fma_load): Fix pipe usage.
 478
 479 2016-02-14  Alan Modra  <amodra@gmail.com>
 480
 481         PR target/68973
 482         * reloads.c (find_reloads_address_1): For pre/post-inc/dec
 483         with an invalid hard reg, reload just the reg not the entire
 484         pre/post-inc/dec address expression.
 485
 486 2016-02-13  Oleg Endo  <olegendo@gcc.gnu.org>
 487
 488         PR target/67260
 489         * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
 490         fixed R1_REG scratch reg.
 491         (sibcall_value_pcrel_fdpic): Likewise.
 492
 493 2016-02-13  Oleg Endo  <olegendo@gcc.gnu.org>
 494
 495         PR target/67636
 496         PR target/64345
 497         * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
 498
 499 2016-02-12  Walter Lee  <walt@tilera.com>
 500
 501         * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
 502         * config/tilegx/t-tilegx: Likewise.
 503
 504 2016-02-12  David Malcolm  <dmalcolm@redhat.com>
 505
 506         PR other/69554
 507         * diagnostic-show-locus.c (struct line_span): New struct.
 508         (layout::get_first_line): Delete.
 509         (layout::get_last_line): Delete.
 510         (layout::get_num_line_spans): New member function.
 511         (layout::get_line_span): Likewise.
 512         (layout::print_heading_for_line_span_index_p): Likewise.
 513         (layout::get_expanded_location): Likewise.
 514         (layout::calculate_line_spans): Likewise.
 515         (layout::m_first_line): Delete.
 516         (layout::m_last_line): Delete.
 517         (layout::m_line_spans): New field.
 518         (layout::layout): Update comment.  Replace m_first_line and
 519         m_last_line with m_line_spans, replacing their initialization
 520         with a call to calculate_line_spans.
 521         (diagnostic_show_locus): When printing source lines and
 522         annotations, rather than looping over a single span
 523         of lines, instead loop over each line_span within
 524         the layout, with an inner loop over the lines within them.
 525         Call the context's start_span callback when changing line spans.
 526         * diagnostic.c (diagnostic_initialize): Initialize start_span.
 527         (diagnostic_build_prefix): Break out the building of the location
 528         part of the string into...
 529         (diagnostic_get_location_text): ...this new function, rewriting
 530         it from nested ternary expressions to a sequence of "if"
 531         statements.
 532         (default_diagnostic_start_span_fn): New function.
 533         * diagnostic.h (diagnostic_start_span_fn): New typedef.
 534         (diagnostic_context::start_span): New field.
 535         (default_diagnostic_start_span_fn): New prototype.
 536
 537 2016-02-12  David Malcolm  <dmalcolm@redhat.com>
 538
 539         PR driver/69779
 540         * gcc.c (driver::finalize): Fix cleanup of "specs".
 541
 542 2016-02-12  David Malcolm  <dmalcolm@redhat.com>
 543
 544         PR driver/69265
 545         PR driver/69453
 546         * gcc.c (driver::driver): Initialize m_option_suggestions.
 547         (driver::~driver): Clean up m_option_suggestions.
 548         (suggest_option): Convert to...
 549         (driver::suggest_option): ...this, and split out into
 550         driver::build_option_suggestions and find_closest_string.
 551         (driver::build_option_suggestions): New function, from
 552         first half of suggest_option.  Special-case
 553         OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
 554         the sanitizer_opts array.  For options of enum types, add the
 555         various enum values to the candidate strings.
 556         (driver::handle_unrecognized_options): Remove "const".
 557         * gcc.h (driver::handle_unrecognized_options): Likewise.
 558         (driver::build_option_suggestions): New decl.
 559         (driver::suggest_option): New decl.
 560         (driver::m_option_suggestions): New field.
 561         * opts-common.c (add_misspelling_candidates): New function.
 562         * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
 563         and make non-static.
 564         * opts.h (sanitizer_opts): New array decl.
 565         (add_misspelling_candidates): New function decl.
 566         * spellcheck.c (find_closest_string): New function.
 567         * spellcheck.h (find_closest_string): New function decl.
 568
 569 2016-02-12  Jakub Jelinek  <jakub@redhat.com>
 570
 571         PR rtl-optimization/69764
 572         PR rtl-optimization/69771
 573         * optabs.c (expand_binop_directly): For shift_optab_p, force
 574         convert_modes with VOIDmode if xop1 has VOIDmode.
 575
 576 2016-02-12  Ilya Enkovich  <enkovich.gnu@gmail.com>
 577
 578         PR target/69729
 579         * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
 580         to correctly determine instrumentation thunks.
 581
 582 2016-02-12  Jakub Jelinek  <jakub@redhat.com>
 583
 584         PR ipa/69241
 585         * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
 586         type by reference, force lhs on the call.
 587
 588         PR ipa/68672
 589         * ipa-split.c (split_function): Don't compute/use main_part_return_p.
 590         Compute retval and retbnd early in all cases if split_part_return_p
 591         and return_bb is not EXIT.  Remove all clobber stmts and reset
 592         all debug stmts that refer to SSA_NAMEs defined in split part,
 593         except if it is retval, in that case replace the old retval with the
 594         lhs of the call to the split part.
 595
 596 2016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
 597
 598         revert:
 599         2016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
 600
 601         PR middle-end/66726
 602         * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
 603         whose result is used in PHI.
 604         (maybe_optimize_range_tests): Likewise.
 605         (final_range_test_p): Likweise.
 606
 607 2016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
 608
 609         PR middle-end/66726
 610         * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
 611         whose result is used in PHI.
 612         (maybe_optimize_range_tests): Likewise.
 613         (final_range_test_p): Likweise.
 614
 615 2016-02-12  Jakub Jelinek  <jakub@redhat.com>
 616
 617         * cgraph.c: Spelling fixes - behaviour -> behavior and
 618         neighbour -> neighbor.
 619         * target.def: Likewise.
 620         * sel-sched.c: Likewise.
 621         * config/mips/mips.c: Likewise.
 622         * config/arc/arc.md: Likewise.
 623         * config/arm/cortex-a57.md: Likewise.
 624         * config/arm/arm.c: Likewise.
 625         * config/arm/neon.md: Likewise.
 626         * config/arm/arm-c.c: Likewise.
 627         * config/vms/vms-c.c: Likewise.
 628         * config/s390/s390.c: Likewise.
 629         * config/i386/znver1.md: Likewise.
 630         * config/i386/i386.c: Likewise.
 631         * config/ia64/hpux-unix2003.h: Likewise.
 632         * config/msp430/msp430.md: Likewise.
 633         * config/rx/rx.c: Likewise.
 634         * config/rx/rx.md: Likewise.
 635         * config/aarch64/aarch64-simd.md: Likewise.
 636         * config/aarch64/aarch64.c: Likewise.
 637         * config/nvptx/nvptx.c: Likewise.
 638         * config/bfin/bfin.c: Likewise.
 639         * config/cris/cris.opt: Likewise.
 640         * config/rs6000/rs6000.c: Likewise.
 641         * target.h: Likewise.
 642         * spellcheck.c: Likewise.
 643         * ira-build.c: Likewise.
 644         * tree-inline.c: Likewise.
 645         * builtins.c: Likewise.
 646         * lra-constraints.c: Likewise.
 647         * explow.c: Likewise.
 648         * hwint.h: Likewise.
 649         * targhooks.c: Likewise.
 650         * tree-vect-data-refs.c: Likewise.
 651         * expr.c: Likewise.
 652         * doc/tm.texi: Likewise.
 653         * doc/extend.texi: Likewise.
 654         * doc/install.texi: Likewise.
 655         * doc/md.texi: Likewise.
 656         * tree-ssa-tail-merge.c: Likewise.
 657         * sched-int.h: Likewise.
 658         * match.pd: Likewise.
 659         * sched-ebb.c: Likewise.
 660         * target.def (omit_struct_return_reg): Likewise.
 661         * gimple-ssa-isolate-paths.c: Likewise.
 662         (find_implicit_erroneous_behaviour): Renamed to...
 663         (find_implicit_erroneous_behavior): ... this.
 664         (find_explicit_erroneous_behaviour): Renamed to...
 665         (find_explicit_erroneous_behavior): ... this.
 666         (gimple_ssa_isolate_erroneous_paths): Adjust caller.
 667
 668 2016-02-11  Segher Boessenkool  <segher@kernel.crashing.org>
 669
 670         PR rtl-optimization/64682
 671         PR rtl-optimization/69567
 672         PR rtl-optimization/69737
 673         * combine.c (distribute_notes) <REG_DEAD>: If the register is set
 674         in I2 as well, just lose it.
 675
 676 2016-02-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 677
 678         * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
 679         New variable.
 680         (aarch64_last_printed_tune_string): Likewise.
 681         (aarch64_declare_function_name): Only output .arch assembler
 682         directive if it will be different from the previously output
 683         directive.  Same for .tune comment but only if -dA is set.
 684         (aarch64_start_file): New function.
 685         (TARGET_ASM_FILE_START): Define.
 686
 687 2016-02-11  David Malcolm  <dmalcolm@redhat.com>
 688
 689         PR plugins/69758
 690         * Makefile.in (PLUGIN_HEADERS): Add params.list.
 691
 692 2016-02-11  Jakub Jelinek  <jakub@redhat.com>
 693
 694         PR target/65313
 695         * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
 696         -Wmaybe-uninitialized warning.
 697
 698 2016-02-11  Oleg Endo  <olegendo@gcc.gnu.org>
 699
 700         PR target/69713
 701         * config/sh/sh.md (casesi_worker_0): Add T_REG use.
 702
 703 2016-02-11  Richard Biener  <rguenther@suse.de>
 704
 705         PR rtl-optimization/69291
 706         * ifcvt.c (noce_try_store_flag_constants): Do not allow
 707         subexpressions affected by changing the result.
 708
 709 2016-02-10  Vladimir Makarov  <vmakarov@redhat.com>
 710
 711         PR target/69148
 712         * lra-constraints.c (curr_insn_transform): Find in/out operands
 713         for secondary memory moves.  Update dups.
 714
 715 2016-02-10  Yuri Rumyantsev  <ysrumyan@gmail.com>
 716
 717         PR tree-optimization/69652
 718         * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
 719         to nested loop, did source re-formatting, skip debug statements,
 720         add check on statement with volatile operand, remove dead scalar
 721         statements.
 722
 723 2016-02-10  Jakub Jelinek  <jakub@redhat.com>
 724             Patrick Palka  <ppalka@gcc.gnu.org>
 725
 726         PR ipa/69241
 727         PR c++/69649
 728         * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
 729         calls if the return type is TREE_ADDRESSABLE.
 730         * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
 731         * ipa-split.c (split_function): Fix doubled "we" in comment.
 732         Use void return type for the split part even if
 733         !split_point->split_part_set_retval.
 734
 735 2016-02-10  Bin Cheng  <bin.cheng@arm.com>
 736
 737         PR tree-optimization/68021
 738         * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
 739         when computing the value of biv cand by itself.
 740
 741 2016-02-10  Wilco Dijkstra  <wdijkstr@arm.com>
 742
 743         * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
 744         (cortexa57_tunings): Likewise.
 745         (cortexa72_tunings): Likewise.
 746         (arch_macro_fusion_pair_p): Add support for AES fusion.
 747         * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
 748         * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
 749         Allow virtual registers before reload so early scheduling works.
 750         * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
 751         correct latency and pipeline.
 752         (cortex_a57_crypto_complex): Likewise.
 753         (cortex_a57_crypto_xor): Likewise.
 754         (define_bypass): Add AES bypass.
 755
 756 2016-02-10  Richard Biener  <rguenther@suse.de>
 757
 758         PR tree-optimization/69726
 759         * passes.def: Add DCE pass before late uninit.
 760         * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
 761         really fixup if-conversions job.
 762
 763 2016-02-10  Wilco Dijkstra  <wdijkstr@arm.com>
 764
 765         * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
 766         (arm_cortex_a57_tune): Likewise.
 767         (aarch_macro_fusion_pair_p): Add support for AES fusion.
 768         * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
 769
 770 2016-02-10  Eric Botcazou  <ebotcazou@adacore.com>
 771
 772         * timevar.def (TV_PHASE_DBGINFO): Delete.
 773         (TV_PHASE_CHECK_DBGINFO): Likewise.
 774         * varpool.c (varpool_node::assemble_decl): Do not change timevar.
 775
 776 2016-02-10  Richard Biener  <rguenther@suse.de>
 777
 778         PR tree-optimization/69719
 779         * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
 780         Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
 781
 782 2016-02-09  Andrew Pinski  <apinski@cavium.com>
 783
 784         PR tree-opt/69282
 785         * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
 786         get_vcond_mask_icode returns false.
 787
 788 2016-02-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
 789
 790         PR target/68404
 791         * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
 792         an ADDIS that adds a pointer to a large constant that sets the
 793         upper16 bits with a load operation.
 794
 795 2016-02-09  Charles Baylis  <charles.baylis@linaro.org>
 796
 797         PR target/68532
 798         * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
 799         order.
 800         * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
 801         endian.
 802         (vzipq_s16): Likewise.
 803         (vzipq_s32): Likewise.
 804         (vzipq_f32): Likewise.
 805         (vzipq_u8): Likewise.
 806         (vzipq_u16): Likewise.
 807         (vzipq_u32): Likewise.
 808         (vzipq_p8): Likewise.
 809         (vzipq_p16): Likewise.
 810
 811 2016-02-09  Charles Baylis  <charles.baylis@linaro.org>
 812
 813         PR target/68532
 814         * config/arm/arm.c (neon_endian_lane_map): New function.
 815         (neon_vector_pair_endian_lane_map): New function.
 816         (arm_evpc_neon_vuzp): Allow for big endian lane order.
 817         * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
 818         endian.
 819         (vuzpq_s16): Likewise.
 820         (vuzpq_s32): Likewise.
 821         (vuzpq_f32): Likewise.
 822         (vuzpq_u8): Likewise.
 823         (vuzpq_u16): Likewise.
 824         (vuzpq_u32): Likewise.
 825         (vuzpq_p8): Likewise.
 826         (vuzpq_p16): Likewise.
 827
 828 2016-02-11  Alexandre Oliva  <aoliva@redhat.com>
 829
 830         PR target/69634
 831         * regstat.c (regstat_bb_compute_calls_crossed): Disregard
 832         debug insns.
 833
 834 2016-02-09  Uros Bizjak  <ubizjak@gmail.com>
 835
 836         * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
 837         truncate const_int operand 1 to QImode.
 838
 839 2016-02-09  Eric Botcazou  <ebotcazou@adacore.com>
 840
 841         * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
 842         corresponding to an abnormal edge.
 843
 844 2016-02-09  Tom de Vries  <tom@codesourcery.com>
 845
 846         PR tree-optimization/69599
 847         * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
 848         function.
 849         (find_func_aliases_for_builtin_call, find_func_clobbers)
 850         (ipa_pta_execute):  Handle case that foo and foo._0 are not in same lto
 851         partition.
 852
 853 2016-02-09  Richard Biener  <rguenther@suse.de>
 854
 855         PR tree-optimization/69715
 856         * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
 857         LHS on calls as non-rewritable.
 858
 859 2016-02-09  Tom de Vries  <tom@codesourcery.com>
 860
 861         PR lto/69707
 862         * lto-wrapper.c (append_diag_options): New function.
 863         (compile_offload_image): Call append_diag_options.
 864
 865 2016-02-08  Sandra Loosemore <sandra@codesourcery.com>
 866
 867         PR other/69722
 868         * doc/extend.texi (Flag Output Operands): Correct sectioning.
 869         Minor copy-edit to fix verb tenses.
 870
 871 2016-02-08  Jakub Jelinek  <jakub@redhat.com>
 872
 873         PR tree-optimization/69209
 874         * ipa-split.c (split_function): If split part is not
 875         returning retval, retval has gimple type but is not
 876         gimple value, force it into a SSA_NAME first.
 877
 878 2016-02-08  Nicklas Bo Jensen  <nbjensen@gmail.com>
 879
 880         * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
 881         outdated section.
 882
 883 2016-02-08  Jason Merrill  <jason@redhat.com>
 884
 885         PR c++/69631
 886         * convert.c (convert_to_integer_1): Check dofold on truncation
 887         distribution.
 888         (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
 889         (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
 890         Rename from *_nofold.
 891         * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
 892         (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
 893
 894 2016-02-08  Bernd Schmidt  <bschmidt@redhat.com>
 895
 896         PR target/60410
 897         * tree.c (build_common_tree_nodes): Remove short_double argument.
 898         All callers changed.
 899         * tree.h (build_common_tree_nodes): Adjust declaration.
 900         * doc/invoke.texi (-fshort-double): Remove documentation.
 901         * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
 902         MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
 903         * lto-wrapper.c (merge_and_complain, append_compiler_options)
 904         (append_linker_options): Don't handle OPT_fshort_double.
 905
 906         PR rtl-optimization/68730
 907         * lra-remat.c (insn_to_cand_activation): New static variable.
 908         (lra_remat): Allocate and free it.
 909         (create_cand): New arg activation. Initialize a field in
 910         insn_to_cand_activation if it is nonnull.
 911         (create_cands): Pass the activation insn to create_cand when making
 912         a candidate involving an output reload.  Reorganize code a little.
 913         (do_remat): Keep track of active status of candidates in a separate
 914         bitmap.
 915
 916 2016-02-08  Richard Biener  <rguenther@suse.de>
 917
 918         PR tree-optimization/69719
 919         * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
 920         Properly use absolute of the difference of the two offsets to
 921         compare or adjust the segment length.
 922
 923 2016-02-08  Richard Biener  <rguenther@suse.de>
 924             Jeff Law  <law@redhat.com>
 925
 926         PR target/68273
 927         * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
 928         types for anonymous SSA names.
 929
 930 2016-02-08   Richard Biener  <rguenther@suse.de>
 931
 932         PR rtl-optimization/69274
 933         * ira.c (ira_setup_alts): Do not change recog_data.operand order.
 934
 935 2016-02-08  Jeff Law  <law@redhat.com>
 936
 937         PR tree-optimization/65917
 938         * tree-ssa-dom.c (record_temporary_equivalences): Record both
 939         equivalences from if (x == y) style conditionals.
 940         (loop_depth_of_name): Remove.
 941         (record_equality): Remove loop depth check.
 942         * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
 943         (const_and_copies::record_const_or_copy_raw): New member function.
 944         * tree-ssa-scopedtables.c
 945         (const_and_copies::record_const_or_copy_raw): New, factored out of
 946         (const_and_copies::record_const_or_copy): Call new member function.
 947
 948 2016-02-05  Jeff Law  <law@redhat.com>
 949
 950         PR tree-optimization/68541
 951         * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
 952         (count_stmts_in_block): New function.
 953         (poor_ifcvt_candidate_code): Likewise.
 954         (is_feasible_trace): Add some heuristics to determine when path
 955         splitting is profitable.
 956         (find_block_to_duplicate_for_splitting_paths): Make sure the graph
 957         is a diamond with a single exit.
 958
 959 2016-02-05  Martin Sebor  <msebor@redhat.com>
 960
 961         PR c++/69662
 962         * doc/invoke.texi: Update -Wplacement-new to take an optional
 963         argument.
 964
 965 2016-02-06  Richard Henderson  <rth@redhat.com>
 966
 967         PR c/69643
 968         * tree.c (tree_nop_conversion_p): Do not strip casts into or
 969         out of non-standard address spaces.
 970
 971 2016-02-05  Jakub Jelinek  <jakub@redhat.com>
 972
 973         PR rtl-optimization/69691
 974         * lra-eliminations.c (move_plus_up): Don't add the addend twice.
 975
 976 2016-02-05  Pat Haugen  <pthaugen@us.ibm.com>
 977
 978         * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
 979         * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
 980         (*ieee128_mfvsrd_64bit): Likewise.
 981         (*ieee128_mfvsrd_32bit): Likewise.
 982
 983 2016-02-05  Ilya Enkovich  <enkovich.gnu@gmail.com>
 984
 985         PR target/69369
 986         Revert r232560:
 987         2016-01-19  Jan Hubicka  <hubicka@ucw.cz>
 988
 989         * cgraphunit.c (cgraph_node::reset): Clear thunk info and
 990         instrumented_version.
 991
 992 2016-01-05  Jeremy Bennett  <jeremy.bennett@embecosm.com>
 993
 994         * doc/invoke.texi (Optimize Options): In table of --param options
 995         rename second occurrence of tracer-min-branch-ratio to
 996         tracer-min-branch-probability, rename
 997         tracer-min-branch-ratio-feedback to
 998         tracer-min-branch-probability-feedback and clarify description,
 999         rename sched-spec-state-edge-prob-cutoff to
1000         sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
1001         to selsched-insns-to-rename, rename lto-minpartition to
1002         lto-min-partition, delete reorder-blocks-duplicate and
1003         reorder-blocks-duplicate-feedback.
1004
1005 2016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1006
1007         * config/s390/s390.c (s390_register_info_set_ranges): Remove
1008         superfluous loops.
1009
1010 2016-02-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>
1011
1012         * doc/extend.texi: S/390: Correct some typos.
1013
1014 2016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1015
1016         * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
1017
1018 2016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1019
1020         PR target/69625
1021         * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
1022         (s390_register_info_gprtofpr): Use new macros above.
1023         (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
1024         its name.
1025         (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
1026         its name.  Adjust restore and save gpr ranges.
1027         (s390_register_info_set_ranges): New function.
1028         (s390_register_info): Use new macros above.  Call
1029         s390_register_info_set_ranges.
1030         (s390_optimize_register_info): Likewise.
1031         (s390_hard_regno_rename_ok): Use new macros.
1032         (s390_hard_regno_scratch_ok): Likewise.
1033         (s390_emit_epilogue): Likewise.
1034         (s390_can_use_return_insn): Likewise.
1035         (s390_optimize_prologue): Likewise.
1036         * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
1037
1038 2016-02-05  Jakub Jelinek  <jakub@redhat.com>
1039
1040         PR bootstrap/69677
1041         * config/i386/i386.c (convert_scalars_to_vector): Readd stack
1042         alignment fixes.
1043         (ix86_option_override_internal): Disable TARGET_STV even for
1044         -m{incoming,preferred}-stack-boundary=3.
1045
1046 2016-02-03  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
1047
1048         * config.gcc: Mark deprecated rtems targets as obsolete.
1049
1050 2016-02-04  Segher Boessenkool  <segher@kernel.crashing.org>
1051
1052         PR rtl-optimization/64682
1053         PR rtl-optimization/69567
1054         * combine.c (distribute_notes) <REG_DEAD>: Place the death note
1055         before I2 only if the register is both used and set in I2.
1056
1057 2016-02-04  DJ Delorie  <dj@redhat.com>
1058
1059         * config/msp430/msp430.c (msp430_start_function): Add function type.
1060
1061 2016-02-04  Jakub Jelinek  <jakub@redhat.com>
1062
1063         PR fortran/69368
1064         * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
1065
1066 2016-02-04  Uros Bizjak  <ubizjak@gmail.com>
1067
1068         PR rtl-optimization/69577
1069         Revert:
1070         2015-10-29  Richard Henderson  <rth@redhat.com>
1071
1072         PR target/68124
1073         PR rtl-opt/67609
1074         * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
1075         sse check to the exact conditions of PR 67609.
1076
1077 2016-02-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
1078
1079         PR target/69667
1080         * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
1081         instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
1082         not allowed into the traditional Altivec registers.
1083         (movtd_64bit_nodm): Likewise.
1084         (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
1085
1086 2016-02-04  David Malcolm  <dmalcolm@redhat.com>
1087
1088         * config/aarch64/cortex-a57-fma-steering.c
1089         (aarch64_register_fma_steering): Remove "static" from arguments
1090         to register_pass.
1091
1092 2016-02-04  Wilco Dijkstra  <wdijkstr@arm.com>
1093
1094         PR target/69619
1095         * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
1096         twice when complex.
1097
1098 2016-02-04  Mike Frysinger  <vapier@gentoo.org>
1099
1100         * doc/invoke.texi: Delete -mno-fma4.
1101
1102 2016-02-04  Richard Sandiford  <richard.sandiford@arm.com>
1103
1104         PR rtl-optimization/69577
1105         * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
1106         (find_subregs_of_mode): Update accordingly.  Iterate over partial
1107         definitions.
1108
1109 2016-02-04  Alan Lawrence  <alan.lawrence@arm.com>
1110
1111         * config/arm/arm-protos.h (neon_reinterpret): Remove.
1112         * config/arm/arm.c (neon_reinterpret): Remove.
1113         * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
1114         vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
1115         vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
1116         vreinterpretti): Remove.
1117         * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
1118         neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
1119         neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
1120         neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
1121         neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
1122         neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
1123         * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
1124         vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
1125         vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
1126         vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
1127         vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
1128         vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
1129         vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
1130         vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
1131         vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
1132         vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
1133         vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
1134         vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
1135         vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
1136         vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
1137         vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
1138         vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
1139         vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
1140         vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
1141         vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
1142         vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
1143         vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
1144         vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
1145         vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
1146         vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
1147         vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
1148         vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
1149         vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
1150         vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
1151         vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
1152         vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
1153         vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
1154         vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
1155         vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
1156         vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
1157         vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
1158         vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
1159         vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
1160         vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
1161         vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
1162         vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
1163         vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
1164         vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
1165         vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
1166         vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
1167         vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
1168         vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
1169         vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
1170         vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
1171         vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
1172         vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
1173         vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
1174         vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
1175         vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
1176         vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
1177         vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
1178         vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
1179         vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
1180         vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
1181         vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
1182         vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
1183         vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
1184         vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
1185         vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
1186         vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
1187         vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
1188         vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
1189         vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
1190         vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
1191         vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
1192         vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
1193         vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
1194         vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
1195         vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
1196         vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
1197         vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
1198         vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
1199         vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
1200         vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
1201         vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
1202         vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
1203         vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
1204         vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
1205         vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
1206         vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
1207         vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
1208         vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
1209         vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
1210         vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
1211         vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
1212         vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
1213         vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
1214         vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
1215         vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
1216         vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
1217         vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
1218         vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
1219         vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
1220
1221 2016-02-04  Martin Liska  <mliska@suse.cz>
1222
1223         PR sanitizer/69276
1224         * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
1225         that are gimple_store_p.
1226         (maybe_instrument_call): Likewise.
1227
1228 2016-02-04  Bin Cheng  <bin.cheng@arm.com>
1229
1230         * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
1231         register scaling out of memory reference and comment why.
1232
1233 2016-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1234
1235         PR target/65932
1236         PR target/67714
1237         * cse.c (cse_insn): Pass NULL to fold_rtx when initially
1238         folding the source of a SET.
1239
1240 2016-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1241
1242         PR target/65932
1243         PR target/67714
1244         * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
1245         the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
1246
1247 2016-02-04  Jim Wilson  <jim.wilson@linaro.org>
1248
1249         PR target/65932
1250         PR target/67714
1251         * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
1252         HImode.
1253
1254 2016-02-04  Christian Bruel  <christian.bruel@st.com>
1255
1256         * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
1257         * config/arm/arm.c (arm_set_current_function): Likewise.
1258
1259 2016-02-04  Jakub Jelinek  <jakub@redhat.com>
1260             Ilya Enkovich  <enkovich.gnu@gmail.com>
1261             H.J. Lu  <hongjiu.lu@intel.com>
1262
1263         PR target/69454
1264         * config/i386/i386.c (convert_scalars_to_vector): Remove
1265         stack alignment fixes.
1266         (ix86_option_override_internal): Disable TARGET_STV if stack
1267         might not be aligned enough.
1268         (ix86_minimum_alignment): Assert that TARGET_STV is false.
1269
1270 2016-02-04  Victoria Stepanyan  <victoria.stepanyan@amd.com>
1271
1272         * gcc/config/i386/x86-tune.def: Disable default prefetching
1273         for -march=znver1.
1274
1275 2016-02-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
1276             Vladimir Makarov  <vmakarov@redhat.com>
1277
1278         PR target/69461
1279         * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
1280         in validating fused toc addresses.
1281
1282 2016-02-03  Jakub Jelinek  <jakub@redhat.com>
1283
1284         PR c/69627
1285         * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
1286         range->m_caret fields if range->m_show_caret_p is false.
1287
1288         PR target/69644
1289         * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1290         Force oldval into register if it does not satisfy reg_or_short_operand
1291         predicate.  Fix up formatting.
1292
1293 2016-02-03  Vladimir Makarov  <vmakarov@redhat.com>
1294             Alexandre Oliva  <aoliva@redhat.com>
1295
1296         PR target/69461
1297         * lra-constraints.c (simplify_operand_subreg): Check additionally
1298         address validity after potential reloading.
1299         (process_address_1): Check insns validity.  In case of failure do
1300         nothing.
1301
1302 2016-02-03  Kirill Yukhin  <kirill.yukhin@intel.com>
1303
1304         PR target/69118
1305         * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
1306         Fix target.
1307
1308 2016-02-02  Jakub Jelinek  <jakub@redhat.com>
1309
1310         * wide-int.cc (canonize_uhwi): New function.
1311         (wi::divmod_internal): Use it.
1312
1313 2016-02-02  James Norris  <jnorris@codesourcery.com
1314
1315         * gimplify.c (omp_notice_variable): Add usage check.
1316
1317 2016-02-02  Alexander Monakov  <amonakov@ispras.ru>
1318
1319         * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
1320         like LE, GE, LT, GT when emitting relational operator.
1321
1322 2016-02-02  Wilco Dijkstra  <wdijkstr@arm.com>
1323
1324         * ira-costs.c (find_costs_and_classes): Add extra argument.
1325         * target.def (ira_change_pseudo_allocno_class): Add parameter.
1326         * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
1327         * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
1328         * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
1329         Add best_class parameter, and return it if not ALL_REGS.
1330         * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
1331         Add parameter.
1332         * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
1333         Update target hook.
1334
1335 2016-02-02  Wilco Dijkstra  <wdijkstr@arm.com>
1336
1337         * config/aarch64/aarch64.c
1338         (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
1339         (aarch64_ira_change_pseudo_allocno_class): New function.
1340
1341 2016-02-02  Uros Bizjak  <ubizjak@gmail.com>
1342
1343         PR target/67032
1344         * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
1345
1346 2016-02-02  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
1347
1348         * config/avr/avr.c (avr_option_override): Set
1349         PARAM_ALLOW_STORE_DATA_RACES to 1.
1350
1351 2016-02-02  Richard Biener  <rguenther@suse.de>
1352
1353         PR tree-optimization/69595
1354         * match.pd: Add range test simplifications to true/false.
1355
1356 2016-02-02  Thomas Schwinge  <thomas@codesourcery.com>
1357
1358         * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
1359         * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
1360         instead.
1361
1362 2016-02-02  Richard Biener  <rguenther@suse.de>
1363
1364         PR tree-optimization/69606
1365         * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
1366         info on the result before moving a stmt.
1367
1368 2016-02-02  Yuri Rumyantsev  <ysrumyan@gmail.com>
1369
1370         PR middle-end/68542
1371         * config/i386/i386.c (ix86_expand_branch): Add support for conditional
1372         branch with vector comparison.
1373         * config/i386/sse.md (VI48_AVX): New mode iterator.
1374         (define_expand "cbranch<mode>4): Add support for conditional branch
1375         with vector comparison.
1376         * tree-vect-loop.c (optimize_mask_stores): New function.
1377         * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
1378         has_mask_store field of vect_info.
1379         * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
1380         vectorized loops having masked stores after vec_info destroy.
1381         * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
1382         correspondent macros.
1383         (optimize_mask_stores): Add prototype.
1384
1385 2016-02-02  Alan Modra  <amodra@gmail.com>
1386
1387         PR target/69548
1388         * config/rs6000/predicates.md (quad_int_reg_operand): Don't
1389         allow subregs.
1390
1391 2016-02-02  Alan Modra  <amodra@gmail.com>
1392
1393         PR target/68662
1394         * config/rs6000/rs6000.c (need_toc_init): New var, set it
1395         whenever toc_label_name used.
1396         (rs6000_file_start): Don't set up toc section here,
1397         (rs6000_output_function_epilogue): do so here instead,
1398         (rs6000_xcoff_file_start): and here.
1399         * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
1400         (load_toc_aix_di): Likewise.
1401
1402 2016-02-01  Jakub Jelinek  <jakub@redhat.com>
1403
1404         PR rtl-optimization/69592
1405         * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
1406         (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
1407         (num_sign_bit_copies_binary_arith_p): New inline function.
1408         (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
1409
1410 2016-02-01  Jeff Law  <law@redhat.com>
1411
1412         PR tree-optimization/69580
1413         * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
1414         * tree-ssa-threadbackward.c
1415         (fsm_find_control_statement_thread_paths): Do not try to walk
1416         through large PHI nodes.
1417
1418 2016-02-01  Jakub Jelinek  <jakub@redhat.com>
1419
1420         * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
1421         when count is incremented above limit, don't analyze further
1422         insns afterwards.
1423
1424         * omp-low.c (oacc_parse_default_dims): Avoid
1425         -Wsign-compare warning, make sure value fits into int
1426         rather than just unsigned int.
1427
1428 2016-02-01  Bin Cheng  <bin.cheng@arm.com>
1429
1430         PR tree-optimization/67921
1431         * fold-const.c (split_tree): New parameters.  Convert pointer
1432         type variable part to proper type before negating.
1433         (fold_binary_loc): Pass new arguments to split_tree.
1434
1435 2016-02-01  Nathan Sidwell  <nathan@codesourcery.com>
1436
1437         * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
1438         (nvptx_goacc_validate_dims): Extend to handle global defaults.
1439         * target.def (OACC_VALIDATE_DIMS): Extend documentation.
1440         * doc/tm.texti: Rebuilt.
1441         * doc/invoke.texi (fopenacc-dim): Document.
1442         * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
1443         (append_compiler_options): Likewise.
1444         * omp-low.c (oacc_default_dims, oacc_min_dims): New.
1445         (oacc_parse_default_dims): New.
1446         (oacc_validate_dims): Add USED arg.  Select non-unity default when
1447         possible.
1448         (oacc_loop_fixed_partitions): Return mask of used partitions.
1449         (oacc_loop_auto_partitions): Emit dump info.
1450         (oacc_loop_partition): Return mask of used partitions.
1451         (execute_oacc_device_lower): Parse default dimension arg.  Adjust
1452         loop partitioning and validation calls.
1453
1454 2016-02-01  Richard Biener  <rguenther@suse.de>
1455
1456         PR middle-end/69556
1457         * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
1458
1459 2016-02-01  Richard Biener  <rguenther@suse.de>
1460
1461         PR tree-optimization/69574
1462         * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
1463         of asserting return chrec_dont_know.
1464
1465 2016-02-01  Martin Liska  <mliska@suse.cz>
1466
1467         * mem-stats-traits.h: Add copyright header.
1468         * mem-stats.h: Likewise.
1469
1470 2016-02-01  Richard Biener  <rguenther@suse.de>
1471
1472         PR tree-optimization/69579
1473         * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
1474         Do not propagate through abnormal PHI results.
1475
1476 2016-02-01  Eric Botcazou  <ebotcazou@adacore.com>
1477
1478         * postreload.c (reload_cse_simplify): Remove dead code.
1479
1480 2016-02-01  Jakub Jelinek  <jakub@redhat.com>
1481
1482         PR rtl-optimization/69570
1483         * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
1484         if there is more than one set, not if there is a single set.
1485
1486 2016-02-01  Richard Henderson  <rth@redhat.com>
1487
1488         PR rtl-opt/69535
1489         * combine.c (make_compound_operation): When looking through a
1490         subreg, make sure to re-extend to the width of the outer mode.
1491
1492 2016-01-30  Jakub Jelinek  <jakub@redhat.com>
1493
1494         PR tree-optimization/69546
1495         * wide-int.cc (wi::divmod_internal): For unsigned division
1496         where both operands fit into uhwi, if o1 is 1 and o0 has
1497         msb set, if divident_prec is larger than bits per hwi,
1498         clear another quotient word and return 2 instead of 1.
1499         Similarly for remainder with msb in HWI set, if dividend_prec
1500         is larger than bits per hwi.
1501
1502 2016-01-29  Martin Jambor  <mjambor@suse.cz>
1503
1504         * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
1505         Use short lowercase names.
1506         (get_memory_order): Mask with MEMMODEL_BASE_MASK.  Support
1507         MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
1508         acq_rel one.  Protect warning agains segfaults if
1509         get_memory_order_name returns NULL.
1510         (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
1511         with release semantics.  Do not warn if get_memory_order already did.
1512         (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
1513         semantics.  Fix check for relaxed or acquire semantics.  Do not warn
1514         if get_memory_order already did.
1515
1516 2016-01-29  Sebastian Pop  <s.pop@samsung.com>
1517
1518         * doc/install.texi: Document that isl-0.16 is supported.
1519
1520 2016-01-29  Vladimir Makarov  <vmakarov@redhat.com>
1521
1522         PR target/69299
1523         * config/i386/constraints.md (Bm): Describe as special memory
1524         constraint.
1525         * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
1526         * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1527         * genpreds.c (struct constraint_data): Add is_special_memory.
1528         (have_special_memory_constraints, special_memory_start): New
1529         static vars.
1530         (special_memory_end): Ditto.
1531         (add_constraint): Add new arg is_special_memory.  Add code to
1532         process its true value.  Update have_special_memory_constraints.
1533         (process_define_constraint): Pass the new arg.
1534         (process_define_register_constraint): Ditto.
1535         (choose_enum_order): Process special memory.
1536         (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
1537         function insn_extra_special_memory_constraint.
1538         (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1539         * gensupport.c (process_rtx): Process
1540         DEFINE_SPECIAL_MEMORY_CONSTRAINT.
1541         * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
1542         * ira-lives.c (single_reg_class): Use
1543         insn_extra_special_memory_constraint.
1544         * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
1545         * lra-constraints.c (process_alt_operands): Ditto.
1546         (curr_insn_transform): Use insn_extra_special_memory_constraint.
1547         * recog.c (asm_operand_ok, preprocess_constraints): Process
1548         CT_SPECIAL_MEMORY.
1549         * reload.c (find_reloads): Ditto.
1550         * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
1551         * stmt.c (parse_input_constraint): Use
1552         insn_extra_special_memory_constraint.
1553
1554 2016-01-29  H.J. Lu  <hongjiu.lu@intel.com>
1555
1556         PR target/69530
1557         * lra-splill.c (lra_final_code_change): Revert r229087 by
1558         removing all sub-registers.
1559
1560 2016-01-29  Steve Ellcey  <sellcey@imgtec.com>
1561
1562         PR target/65604
1563         * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
1564
1565 2016-01-29  Jakub Jelinek  <jakub@redhat.com>
1566
1567         PR target/69551
1568         * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
1569         SSE1, copy target into the temporary reg first before recursing
1570         on it.
1571
1572 2016-01-29  H.J. Lu  <hongjiu.lu@intel.com>
1573
1574         * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
1575         with vm.
1576
1577 2016-01-29  Jonathan Wakely  <jwakely@redhat.com>
1578
1579         * ginclude/stdarg.h: Test __cplusplus instead of
1580         __GXX_EXPERIMENTAL_CXX0X__.
1581
1582 2016-01-29  Richard Biener  <rguenther@suse.de>
1583
1584         PR tree-optimization/69547
1585         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1586         Do not mark clobbers necessary.
1587         (mark_all_reaching_defs_necessary_1): Likewise.
1588
1589 2016-01-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>
1590
1591         * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
1592         declaration name with %qs and print it in both error messages.
1593         Also fix indentation.
1594
1595 2016-01-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>
1596
1597         PR other/69006
1598         * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
1599         trailing blank line from error message.
1600
1601 2016-01-29  Jonathan Wakely  <jwakely@redhat.com>
1602
1603         PR c++/69462
1604         * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
1605         for C++-11.
1606
1607 2016-01-29  Richard Biener  <rguenther@suse.de>
1608
1609         PR middle-end/69537
1610         * match.pd: Allow all integral types when simplifying a
1611         widening or sign-changing conversion.
1612
1613 2016-01-28  Sebastian Pop  <s.pop@samsung.com>
1614
1615         * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
1616         back to setting codegen_error to fail codegen.
1617
1618 2016-01-28  Uros Bizjak  <ubizjak@gmail.com>
1619
1620         PR target/69459
1621         * config/i386/constraints.md (C): Only accept constant zero operand.
1622         (BC): New constraint.
1623         * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
1624         instead of C constraint.
1625         * doc/md.texi (Machine Constraints): Update description
1626         of C constraint.
1627
1628 2016-01-28  Steve Ellcey  <sellcey@imgtec.com>
1629
1630         PR target/68400
1631         * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
1632
1633 2016-01-28  Jakub Jelinek  <jakub@redhat.com>
1634
1635         PR middle-end/69542
1636         * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
1637         non-debug insns.
1638
1639 2016-01-28  Pat Haugen  <pthaugen@us.ibm.com>
1640
1641         * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
1642         branches if using guessed profile.
1643
1644 2016-01-28  H.J. Lu  <hongjiu.lu@intel.com>
1645
1646         * graphite-optimize-isl.c (optimize_isl): Fix dump.
1647
1648 2016-01-28  Richard Henderson  <rth@redhat.com>
1649
1650         PR target/69305
1651         * config/aarch64/aarch64-modes.def (CC_Cmode): New
1652         * config/aarch64/aarch64-protos.h: Update.
1653         * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
1654         (aarch64_select_cc_mode): Add check for use of CC_Cmode.
1655         (aarch64_get_condition_code_1): Handle CC_Cmode.
1656         * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
1657         (*add<mode>3_compareC_cconly_imm): New.
1658         (*add<mode>3_compareC_cconly): New.
1659         (*add<mode>3_compareC_imm): New.
1660         (add<mode>3_compareC): New.
1661         (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
1662         to be first.  Use aarch64_carry_operation.
1663         (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
1664         (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
1665         (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
1666         (subti3): Use subdi3_compare1.
1667         (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
1668         (sub<mode>3_compare1): New.
1669         (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
1670         (*sub<mode>3_carryin): Use aarch64_borrow_operation.
1671         (*subsi3_carryin_uxtw): Likewise.
1672         (*ngc<mode>, *ngcsi_uxtw): Likewise.
1673         (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
1674         * config/aarch64/iterators.md (DWI): New.
1675         * config/aarch64/predicates.md (aarch64_carry_operation): New.
1676         (aarch64_borrow_operation): New.
1677
1678 2016-01-28  Abderrazek Zaafrani  <a.zaafrani@samsung.com>
1679
1680         * graphite-optimize-isl.c (optimize_isl): Print a different debug
1681         message when isl does not return a valid schedule.
1682
1683 2016-01-28  Sebastian Pop  <s.pop@samsung.com>
1684
1685         * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
1686         Remove comments from class declarations: they are already in the code
1687         close by the defs.
1688
1689 2016-01-28  Sebastian Pop  <s.pop@samsung.com>
1690
1691         * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
1692         codegen_error_p.
1693         (ternary_op_to_tree): Same.
1694         (unary_op_to_tree): Same.
1695         (nary_op_to_tree): Same.
1696         (gcc_expression_from_isl_expr_op): Same.
1697         (gcc_expression_from_isl_expression): Same.
1698         (graphite_create_new_loop): Same.
1699         (graphite_create_new_loop_guard): Same.
1700         (build_iv_mapping): Same.
1701         (graphite_create_new_guard): Same.
1702         (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
1703         (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
1704
1705 2016-01-28  Sebastian Pop  <s.pop@samsung.com>
1706
1707         * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1708         instead of setting codegen_error to fail codegen.
1709
1710 2016-01-28  Jason Merrill  <jason@redhat.com>
1711
1712         * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1713
1714 2016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>
1715
1716         * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1717         Remove CONST_INT_P check in CCMP cost calculation.
1718
1719 2016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>
1720
1721         * config/aarch64/aarch64.c (generic_vector_cost):
1722         Set vec_permute_cost.
1723         (cortexa57_vector_cost): Likewise.
1724         (exynosm1_vector_cost): Likewise.
1725         (xgene1_vector_cost): Likewise.
1726         (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1727         * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1728         Add vec_permute_cost entry.
1729
1730 2016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>
1731
1732         * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1733         immediate as %1.
1734         (add<mode>3_compare0): Likewise.
1735         (addsi3_compare0_uxtw): Likewise.
1736         (add<mode>3nr_compare0): Likewise.
1737         (compare_neg<mode>): Likewise.
1738         (<optab><mode>3): Likewise.
1739
1740 2016-01-28  Ilya Enkovich  <enkovich.gnu@gmail.com>
1741
1742         * tree-vect-stmts.c (vectorizable_comparison): Add
1743         NULL check for vectype.
1744
1745 2016-01-28  Richard Biener  <rguenther@suse.de>
1746
1747         PR tree-optimization/69466
1748         * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1749         Account for PHIs we couldn't duplicate.
1750
1751 2016-01-28  Martin Liska  <mliska@suse.cz>
1752
1753         PR pch/68758
1754         * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1755         instead of ENABLE_VALGRIND_CHECKING.
1756
1757 2016-01-27  Richard Henderson  <rth@redhat.com>
1758
1759         PR rtl-opt/69447
1760         * lra-remat.c (subreg_regs): New.
1761         (dump_candidates_and_remat_bb_data): Dump it.
1762         (operand_to_remat): Reject if operand in subreg_regs.
1763         (set_bb_regs): Collect subreg_regs.
1764         (lra_remat): Init and free subreg_regs.  Compute
1765         calculate_local_reg_remat_bb_data before create_cands.
1766
1767 2016-01-27  H.J. Lu  <hongjiu.lu@intel.com>
1768
1769         PR target/68986
1770         * config/i386/i386.c (ix86_update_stack_boundary): Don't
1771         change stack_alignment_needed for __tls_get_addr call.
1772
1773 2016-01-27  Segher Boessenkool  <segher@kernel.crashing.org>
1774
1775         * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1776
1777 2016-01-27  Jeff Law  <law@redhat.com>
1778
1779         PR tree-optimization/68398
1780         PR tree-optimization/69196
1781         * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1782         (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1783         * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1784         Only count PHIs in the last block in the path.  The others will
1785         const/copy propagate away.  Add heuristic to allow more irreducible
1786         subloops to be created when it is likely profitable to do so.
1787
1788         * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1789         Fix typo in comment.  Use gsi_after_labels and remove the GIMPLE_LABEL
1790         check from within the loop.  Use gsi_next_nondebug rather than gsi_next.
1791
1792 2016-01-27  Jakub Jelinek  <jakub@redhat.com>
1793
1794         PR lto/69254
1795         * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1796         END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1797         * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1798         * tree-streamer-in.c: Include asan.h.
1799         (streamer_get_builtin_tree): For builtins in sanitizer
1800         range call initialize_sanitizer_builtins and retry.
1801
1802 2016-01-27  Ian Lance Taylor  <iant@google.com>
1803
1804         * common.opt (fkeep-gc-roots-live): New undocumented option.
1805         * tree-ssa-loop-ivopts.c (add_candidate_1): If
1806         -fkeep-gc-roots-live, skip pointers.
1807         (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1808         NULL.
1809
1810 2016-01-27  Uros Bizjak  <ubizjak@gmail.com>
1811
1812         PR target/69512
1813         * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1814         (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1815
1816 2016-01-27  Thomas Klausner  <wiz@NetBSD.org>
1817
1818         PR target/68380
1819         * configure.ac: NetBSD provides SSP in its C library.
1820         * configure: Updated.
1821
1822 2016-01-27  Richard Biener  <rguenther@suse.de>
1823
1824         PR tree-optimization/69166
1825         * tree-vect-loop.c (vect_is_simple_reduction): Always check
1826         reduction code for commutativity / associativity.
1827
1828 2016-01-27  Martin Jambor  <mjambor@suse.cz>
1829
1830         PR tree-optimization/69355
1831         * tree-sra.c (analyze_access_subtree): Correct hole detection when
1832         total_scalarization fails.
1833
1834 2016-01-27  David Edelsohn  <dje.gcc@gmail.com>
1835
1836         * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
1837         power9.
1838
1839 2016-01-27  Christian Bruel  <christian.bruel@st.com>
1840
1841         PR target/69245
1842         * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
1843         Move arm_reset_previous_fndecl and set_target_option_current_node in
1844         the conditional part.  Call save_restore_target_globals.
1845         * config/arm/arm.c (arm_set_current_function):
1846         Refactor to better support #pragma target and attribute mix.
1847         Call save_restore_target_globals.
1848         * config/arm/arm-protos.h (save_restore_target_globals): New function.
1849
1850 2016-01-27  Martin Liska  <mliska@suse.cz>
1851
1852         * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
1853         reference for an HSA kernel and its host function.
1854
1855 2016-01-27  Jakub Jelinek  <jakub@redhat.com>
1856
1857         PR tree-optimization/69399
1858         * wide-int.h (wi::lrshift): For larger precisions, only
1859         use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
1860
1861 2016-01-27  Claudiu Zissulescu  <claziss@synopsys.com>
1862
1863         * config/arc/predicates.md (proper_comparison_operator): Reject
1864         constant-constant comparison.
1865
1866 2016-01-26  Tom de Vries  <tom@codesourcery.com>
1867
1868         PR tree-optimization/69110
1869         * tree-data-ref.c (initialize_data_dependence_relation): Handle
1870         DR_NUM_DIMENSIONS == 0.
1871
1872 2016-01-26  Abderrazek Zaafrani  <a.zaafrani@samsung.com>
1873             Sebastian Pop  <s.pop@samsung.com>
1874
1875         * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
1876         isl_ast_op_cond and isl_ast_op_select.
1877         (gcc_expression_from_isl_expr_op): Same.
1878
1879 2016-01-26  Jason Merrill  <jason@redhat.com>
1880
1881         PR c++/68782
1882         * tree.c (recompute_constructor_flags): Split out from
1883         build_constructor.
1884         (verify_constructor_flags): New.
1885         * tree.h: Declare them.
1886
1887 2016-01-26  Iain Buclaw  <ibuclaw@gdcproject.org>
1888
1889         PR rtl-optimization/69217
1890         * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
1891         are no TYPE_FIELDS set for the record type.
1892
1893 2016-01-26  Jakub Jelinek  <jakub@redhat.com>
1894
1895         PR target/68662
1896         * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
1897         toc_label_name unconditionally.
1898         (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
1899         SYMBOL_REF string.  Use toc_label_name instead of constructing
1900         LCTOC1.
1901         (rs6000_elf_declare_function_name): Use toc_label_name instead of
1902         constructing LCTOC1.
1903
1904 2016-01-26  Martin Sebor  <msebor@redhat.com>
1905
1906         PR other/69477
1907         * doc/extend.texi (Common Type Attributes): Move text that talks about
1908         attribute packed from attribute aligned to the section discussing
1909         the former attribute for clarity.
1910
1911 2016-01-26  Richard Henderson  <rth@redhat.com>
1912
1913         PR middle-end/60908
1914         * trans-mem.c (tm_region_init): Mark entry block as visited.
1915
1916 2016-01-26  David Malcolm  <dmalcolm@redhat.com>
1917
1918         PR other/69006
1919         * diagnostic-show-locus.c (layout::print_source_line): Replace
1920         call to pp_newline with call to layout::print_newline.
1921         (layout::print_annotation_line): Likewise.
1922         (layout::move_to_column): Likewise.
1923         (layout::print_any_fixits): After printing any fixits, print a
1924         trailing newline, if necessary.
1925         (layout::print_newline): New method, resetting any colorization
1926         before a newline.
1927         (diagnostic_show_locus): Move the pp_newline to before the
1928         early bailout.  Remove dummy block enclosing the layout instance.
1929         * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1930         of pp_newline_and_flush with pp_flush.
1931         (diagnostic_append_note): Delete use of pp_newline.
1932         (diagnostic_append_note_at_rich_loc): Delete.
1933         * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1934         * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1935         when newline characters are added to the buffer.
1936
1937 2016-01-26  Michael Matz  <matz@suse.de>
1938
1939         * configure.ac (ac_cv_std_swap_in_utility): New test.
1940         * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1941         * configure: Regenerate.
1942         * config.in: Regenerate.
1943
1944 2016-01-26  Claudiu Zissulescu  <claziss@synopsys.com>
1945
1946         * config/arc/arc.md (cstoresi4): Force operand into register.
1947         (arcset<code>): Fix predicate.
1948         (arcsetltu): Likewise.
1949         (arcsetgeu): Likewise.
1950         (arcsethi): Likewise.
1951         (arcsetls): Likewise.
1952
1953 2016-01-26  Jakub Jelinek  <jakub@redhat.com>
1954
1955         PR tree-optimization/69483
1956         * gimple-fold.c (canonicalize_constructor_val): Return NULL
1957         if base has error_mark_node type.
1958
1959 2016-01-26  Christophe Lyon  <christophe.lyon@linaro.org>
1960
1961         PR target/68620
1962         * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
1963         * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
1964         New helper macros.
1965         (vget_lane_f16): Handle big-endian.
1966         (vgetq_lane_f16): Likewise.
1967         (vset_lane_f16): Likewise.
1968         (vsetq_lane_f16): Likewise.
1969         * config/arm/iterators.md (VQXMOV): Add V8HF.
1970         (VDQ): Add V4HF and V8HF.
1971         (V_reg): Handle V4HF and V8HF.
1972         (Is_float_mode): Likewise.
1973         * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
1974         neon_vdup_nv8hf): New patterns.
1975         (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
1976         Use VD_LANE iterator.
1977         (neon_vld1_dup<mode>): Use VQ2 iterator.
1978
1979 2016-01-26  Nathan Sidwell  <nathan@acm.org>
1980
1981         * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
1982         (set_oacc_fn_attrib): Add IS_KERNEL arg.
1983         * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
1984         (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
1985         (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
1986         (oacc_validate_dims): Add LEVEL arg, don't return level.
1987         (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
1988         oacc_validate_dims.
1989         (execute_oacc_device_lower): Adjust, add more dump output.
1990         * tree-ssa-loop.c (gate_oacc_kernels): Use
1991         oacc_fn_attrib_kernels_p.
1992         * tree-parloops.c (create_parallel_loop): Adjust
1993         set_oacc_fn_attrib call.
1994
1995 2016-01-26  Jakub Jelinek  <jakub@redhat.com>
1996
1997         PR lto/69254
1998         * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
1999         (append_compiler_options): Handle -fcilkplus.
2000         (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
2001
2002 2016-01-26  Nick Clifton  <nickc@redhat.com>
2003
2004         PR target/66655
2005         * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
2006         been marked as DECL_ONE_ONLY but we do not the means to make it
2007         so, then do not allow it to bind locally.
2008
2009 2016-01-26  Jakub Jelinek  <jakub@redhat.com>
2010
2011         PR lto/69254
2012         * opts.h (parse_sanitizer_options): New prototype.
2013         * opts.c (sanitizer_opts): New array.
2014         (parse_sanitizer_options): New function.
2015         (common_handle_option): Use parse_sanitizer_options.
2016
2017 2016-01-26  H.J. Lu  <hongjiu.lu@intel.com>
2018
2019         PR target/68986
2020         * config/i386/i386.c (ix86_compute_frame_layout): Move stack
2021         alignment adjustment to ...
2022         (ix86_update_stack_boundary): Here.  Don't over-align stack for
2023         __tls_get_addr.
2024         (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
2025         if __tls_get_addr is called.
2026
2027 2016-01-26  Christian Bruel  <christian.bruel@st.com>
2028
2029         * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
2030
2031 2016-01-26  Eric Botcazou  <ebotcazou@adacore.com>
2032
2033         * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
2034
2035 2016-01-26  Richard Biener  <rguenther@suse.de>
2036
2037         PR middle-end/69467
2038         * match.pd: Guard X * CST CMP 0 pattern with single_use.
2039
2040 2016-01-26  Richard Biener  <rguenther@suse.de>
2041
2042         PR tree-optimization/69452
2043         * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
2044         (move_computations_dom_walker::before_dom_children): Rename
2045         to ...
2046         (move_computations_worker): This.
2047         (move_computations): Perform an RPO rather than a DOM walk.
2048
2049 2016-01-26  Jakub Jelinek  <jakub@redhat.com>
2050
2051         PR target/69442
2052         * combine.c (combine_instructions): For REG_EQUAL note with
2053         SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
2054         to the underlying register.
2055         * doc/rtl.texi (REG_EQUAL): Document the behavior of
2056         REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
2057
2058 2016-01-26  Roger Ferrer Ibáñez  <rofirrim@gmail.com>
2059
2060         PR target/67896
2061         * config/aarch64/aarch64-builtins.c
2062         (aarch64_init_simd_builtin_types): Do not set structural
2063         equality to __Poly{8,16,64,128}_t types.
2064
2065 2016-01-26  Richard Sandiford  <richard.sandiford@arm.com>
2066
2067         PR tree-optimization/69400
2068         * wide-int.cc (wi_pack): Take the precision as argument and
2069         perform canonicalization here rather than in the callers.
2070         Use the main loop to handle all full-width HWIs.  Add a
2071         zero HWI if in_len isn't a full result.
2072         (wi::divmod_internal): Update accordingly.
2073         (wi::mul_internal): Likewise.  Simplify.
2074
2075 2016-01-25  Aditya Kumar  <aditya.k7@samsung.com>
2076             Sebastian Pop  <s.pop@samsung.com>
2077
2078         * graphite-poly.c (apply_poly_transforms): Simplify.
2079         (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
2080         (print_isl_map): Same.
2081         (print_isl_union_map): Same.
2082         (print_isl_schedule): New.
2083         (debug_isl_schedule): New.
2084         * graphite-dependences.c (scop_get_reads): Do not call
2085         isl_union_map_add_map that is undocumented isl functionality.
2086         (scop_get_must_writes): Same.
2087         (scop_get_may_writes): Same.
2088         (scop_get_original_schedule): Remove.
2089         (scop_get_dependences): Do not call isl_union_map_compute_flow that
2090         is deprecated in isl 0.15.  Instead, use isl_union_access_* interface.
2091         (compute_deps): Remove.
2092         * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
2093         (debug_schedule_ast): New.
2094         (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
2095         set_separate_option.
2096         (graphite_regenerate_ast_isl): Add dump.
2097         (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
2098         from scop->transformed_schedule.
2099         (graphite_regenerate_ast_isl): Add more dump.
2100         * graphite-optimize-isl.c (optimize_isl): Set
2101         scop->transformed_schedule.  Check whether schedules are equal.
2102         (apply_poly_transforms): Move here.
2103         * graphite-poly.c (apply_poly_transforms): ... from here.
2104         (free_poly_bb): Static.
2105         (free_scop): Static.
2106         (pbb_number_of_iterations_at_time): Remove.
2107         (print_isl_ast): New.
2108         (debug_isl_ast): New.
2109         (debug_scop_pbb): New.
2110         * graphite-scop-detection.c (print_edge): Move.
2111         (print_sese): Move.
2112         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
2113         (build_scop_scattering): Remove.
2114         (create_pw_aff_from_tree): Assert instead of bailing out.
2115         (add_condition_to_pbb): Remove unused code, do not fail.
2116         (add_conditions_to_domain): Same.
2117         (add_conditions_to_constraints): Remove.
2118         (build_scop_context): New.
2119         (add_iter_domain_dimension): New.
2120         (build_iteration_domains): Initialize pbb->iterators.
2121         Call add_conditions_to_domain.
2122         (nested_in): New.
2123         (loop_at): New.
2124         (index_outermost_in_loop): New.
2125         (index_pbb_in_loop): New.
2126         (outermost_pbb_in): New.
2127         (add_in_sequence): New.
2128         (add_outer_projection): New.
2129         (outer_projection_mupa): New.
2130         (add_loop_schedule): New.
2131         (build_schedule_pbb): New.
2132         (build_schedule_loop): New.
2133         (embed_in_surrounding_loops): New.
2134         (build_schedule_loop_nest): New.
2135         (build_original_schedule): New.
2136         (build_poly_scop): Call build_original_schedule.
2137         * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
2138         (free_poly_dr): Remove.
2139         (struct poly_bb): Add iterators.  Remove schedule, transformed, saved.
2140         (free_poly_bb): Remove.
2141         (debug_loop_vec): Remove.
2142         (print_isl_ast): Declare.
2143         (debug_isl_ast): Declare.
2144         (scop_do_interchange): Remove.
2145         (scop_do_strip_mine): Remove.
2146         (scop_do_block): Remove.
2147         (flatten_all_loops): Remove.
2148         (optimize_isl): Remove.
2149         (pbb_number_of_iterations_at_time): Remove.
2150         (debug_scop_pbb): Declare.
2151         (print_schedule_ast): Declare.
2152         (debug_schedule_ast): Declare.
2153         (struct scop): Remove schedule.  Add original_schedule,
2154         transformed_schedule.
2155         (free_gimple_poly_bb): Remove.
2156         (print_generated_program): Remove.
2157         (debug_generated_program): Remove.
2158         (unify_scattering_dimensions): Remove.
2159         * sese.c (print_edge): ... here.
2160         (print_sese): ... here.
2161         (debug_edge): ... here.
2162         (debug_sese): ... here.
2163         * sese.h (print_edge): Declare.
2164         (print_sese): Declare.
2165         (dump_edge): Declare.
2166         (dump_sese): Declare.
2167
2168 2016-01-25  Aditya Kumar  <aditya.k7@samsung.com>
2169             Sebastian Pop  <s.pop@samsung.com>
2170
2171         * Makefile.in: Set ISLVER in site.exp.
2172
2173 2016-01-25  Jakub Jelinek  <jakub@redhat.com>
2174
2175         * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
2176         DECL_VALUE_EXPR of new_var even for the non-array case.  Look
2177         through DECL_VALUE_EXPR for expansion.
2178
2179 2016-01-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2180
2181         * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
2182         the frame info after reload completed.
2183
2184 2016-01-25  Jeff Law  <law@redhat.com>
2185
2186         PR tree-optimization/69196
2187         PR tree-optimization/68398
2188         * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
2189         tree-ssa-threadupdate.c.
2190         (determine_bb_domination_status): Prototype
2191         * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
2192         (determine_bb_domination_status): No longer static.
2193         (valid_jump_thread_path): Remove code to detect characteristics
2194         of the jump thread path not associated with correctness.
2195         * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
2196         Correct test for thread path length.  Count PHIs for real operands as
2197         statements that need to be copied.  Do not count ASSERT_EXPRs.
2198         Look at all the blocks in the thread path.  Compute and selectively
2199         filter thread paths based on threading through the latch, threading
2200         a multiway branch or crossing a multiway branch.
2201
2202 2016-01-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2203
2204         * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled):  Add
2205         decl with __attribute__ ((unused)) annotation.
2206
2207 2016-01-25  Ilya Enkovich  <enkovich.gnu@gmail.com>
2208
2209         PR target/69421
2210         * tree-vect-stmts.c (vectorizable_condition): Check vectype
2211         of operands is compatible with a statement vectype.
2212
2213 2016-01-25  Eric Botcazou  <ebotcazou@adacore.com>
2214
2215         * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
2216         improve wording for mixed storage order support.
2217
2218 2016-01-25  Bilyan Borisov  <bilyan.borisov@arm.com>
2219
2220         * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
2221         (vcvt_u64_f64): Likewise.
2222         (vcvta_s64_f64): Likewise.
2223         (vcvta_u64_f64): Likewise.
2224         (vcvtm_s64_f64): Likewise.
2225         (vcvtm_u64_f64): Likewise.
2226         (vcvtn_s64_f64): Likewise.
2227         (vcvtn_u64_f64): Likewise.
2228         (vcvtp_s64_f64): Likewise.
2229         (vcvtp_u64_f64): Likewise.
2230
2231 2016-01-25  Claudiu Zissulescu  <claziss@synopsys.com>
2232
2233         * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
2234         (arc_init): Check validity mll64 option.
2235         (arc_save_restore): Use double load/store instruction.
2236         (arc_expand_movmem): Likewise.
2237         (arc_split_move): Don't split if we have double load/store
2238         instructions. Returns a boolean.
2239         (arc_process_double_reg_moves): Change function to return boolean
2240         instead of a sequence of instructions.
2241         (arc_dwarf_register_span): New function.
2242         * config/arc/arc-protos.h (arc_split_move): Change prototype.
2243         * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
2244         * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
2245         (*movdf_insn): Likewise.
2246         * config/arc/arc.opt (mll64): New option.
2247         * config/arc/predicates.md (even_register_operand): New predicate.
2248         * doc/invoke.texi (ARC Options): Add mll64 documentation.
2249
2250 2016-01-25  Richard Biener  <rguenther@suse.de>
2251
2252         PR lto/69393
2253         * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
2254         * tree-streamer-out.c (pack_ts_base_value_fields): Stream
2255         DECL_NAMELESS.
2256         * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
2257
2258 2016-01-25  Richard Biener  <rguenther@suse.de>
2259
2260         PR tree-optimization/69376
2261         * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
2262         flag.
2263         (VN_INFO_ANTI_RANGE_P): New inline.
2264         (VN_INFO_RANGE_TYPE): Likewise.
2265         * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
2266         SSA_NAME_ANTI_RANGE_P.
2267         (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
2268         * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2269         Properly query VN_INFO_RANGE_TYPE.
2270
2271 2016-01-25  Nick Clifton  <nickc@redhat.com>
2272
2273         PR target/66655
2274         * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
2275
2276 2016-01-23  Tom de Vries  <tom@codesourcery.com>
2277
2278         PR tree-optimization/69426
2279         * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
2280         removed clobber.
2281
2282 2016-01-23  Jakub Jelinek  <jakub@redhat.com>
2283
2284         * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
2285         "the the" with "the" in the comments.
2286         * ipa-devirt.c (build_type_inheritance_graph,
2287         update_type_inheritance_graph): Likewise.
2288         * tree.c (build_function_type_list_1): Likewise.
2289         * cfgloopmanip.c (scale_loop_profile): Likewise.
2290         * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
2291         * gimple-ssa-split-paths.c
2292         (find_block_to_duplicate_for_splitting_paths): Likewise.
2293         * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
2294         * expr.c (convert_move): Likewise.
2295         * var-tracking.c (vt_stack_adjustments): Likewise.
2296         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2297         * tree-vrp.c (test_for_singularity): Likewise.
2298
2299         * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
2300         directly instead of building a temporary tree.
2301
2302         PR bootstrap/69434
2303         * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
2304         remove <algorithm> include.
2305
2306 2016-01-22  Jakub Jelinek  <jakub@redhat.com>
2307
2308         PR target/69432
2309         * config/i386/i386.c: Include dojump.h.
2310         (expand_small_movmem_or_setmem,
2311         expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
2312         fixes.
2313         (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
2314         if dynamic_check != -1.
2315
2316 2016-01-21  Jeff Law  <law@redhat.com>
2317
2318         PR middle-end/69347
2319         * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
2320         record_temporary_equivalences.  Rewritten to avoid unnecessary calls
2321         into dominated_by_p.
2322         (cprop_into_successor_phis): Avoid unnecessary tests.
2323
2324 2016-01-22  Richard Henderson  <rth@redhat.com>
2325
2326         PR target/69416
2327         * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
2328         (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
2329
2330 2016-01-22  Michael Matz  <matz@suse.de>
2331
2332         * system.h (string, algorithm): Include only conditionally.
2333         (new): Include always under C++.
2334         * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
2335         * final.c (toplevel): Ditto.
2336         * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
2337         * genconditions.c (write_header): Make gencondmd.c define
2338         INCLUDE_STRING.
2339         * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
2340
2341         * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
2342         * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
2343
2344 2016-01-22  Christian Bruel  <christian.bruel@st.com>
2345
2346         PR target/68674
2347         * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
2348
2349 2016-01-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2350
2351         PR target/69403
2352         * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
2353         define_insn_and_split.  Ensure operands[1] and operands[0] do not
2354         get assigned the same register.
2355
2356 2016-01-22  Kugan Vivekanandarajah  <kuganv@linaro.org>
2357
2358         * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
2359
2360 2016-01-22  Christian Bruel  <christian.bruel@st.com>
2361
2362         * config/arm/arm-c.c (arm_pragma_target_parse):
2363         Remove warn_builtin_macro_redefined overwrite.
2364
2365 2016-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2366
2367         * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
2368         flag_non_call_exceptions compatibility.
2369
2370 2016-01-22  Jakub Jelinek  <jakub@redhat.com>
2371
2372         PR debug/66668
2373         * dwarf2out.c (add_child_die_after): New function.
2374         (dwarf_qual_info_t): New type.
2375         (dwarf_qual_info): New variable.
2376         (qualified_die_p): New function.
2377         (modified_type_die): For -fdebug-types-section, ensure
2378         canonical order of qualifiers.  Put qualified DIEs adjacent
2379         to the corresponding non-qualified type DIE and search there
2380         for existing qualified DIEs.
2381
2382 2016-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2383
2384         * doc/extend.texi (scalar_storage_order type attribute): Document
2385         restriction on type punning and aliasing, and remove future tense.
2386
2387 2016-01-21  Roman Zhuykov  <zhroma@ispras.ru>
2388
2389         PR target/69252
2390         * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
2391         first stage.
2392
2393 2016-01-21  Jeff Law  <law@redhat.com>
2394
2395         PR middle-end/69347
2396         * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
2397         useless call to record_temporary_equivalences.
2398         * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
2399         allocate 10 slots in the bb_path vector and let it grow as needed.
2400         (fsm_find_control_statement_thread_paths): Similarly for the next_path
2401         vector.
2402
2403 2016-01-21  David Edelsohn  <dje.gcc@gmail.com>
2404
2405         * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
2406         Detangle.
2407         * configure: Regenerate.
2408
2409 2016-01-21  Pat Haugen  <pthaugen@us.ibm.com>
2410
2411         * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
2412         * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
2413
2414 2016-01-21  Bernd Schmidt  <bschmidt@redhat.com>
2415
2416         PR middle-end/66178
2417         * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
2418         drop EXPAND_INITIALIZER.
2419         * rtl.h (contains_symbolic_reference_p): Declare.
2420         * rtlanal.c (contains_symbolic_reference_p): New function.
2421         * simplify-rtx.c (simplify_binary_operation_1): Don't turn
2422         a subtraction into a NOT if symbolic constants are involved.
2423
2424 2016-01-21  Anton Blanchard  <anton@samba.org>
2425             Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2426
2427         PR target/63354
2428         * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
2429         #define.
2430         * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
2431         function.
2432
2433 2016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>
2434
2435         * config/microblaze/microblaze.c
2436         (get_branch_target): New.
2437         (insert_wic_for_ilb_runout): New.
2438         (insert_wic): New.
2439         (microblaze_machine_dependent_reorg): New.
2440         (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
2441         * config/microblaze/microblaze.md
2442         (UNSPEC_IPREFETCH): Define.
2443         (iprefetch): New pattern
2444         * config/microblaze/microblaze.opt
2445         (mxl-prefetch): New flag.
2446
2447 2016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>
2448
2449         * config/microblaze/microblaze.h
2450         (FIXED_REGISTERS): Update in macro.
2451         (CALL_USED_REGISTERS): Update in macro.
2452
2453 2016-01-21  Yuri Rumyantsev  <ysrumyan@gmail.com>
2454
2455         PR rtl-optimization/68920
2456         * ifcvt.c (cond_move_process_if_block): Limit number of conditional
2457         moves.
2458
2459 2016-01-21  Vladimir Makarov  <vmakarov@redhat.com>
2460
2461         PR rtl-optimization/68990
2462         * lra-coalesce.c (lra_coalesce): Invalidate value for the result
2463         pseudo instead of inheritance ones.
2464
2465 2016-01-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2466             Nick Clifton  <nickc@redhat.com>
2467
2468         PR target/69129
2469         PR target/69012
2470         * config/mips/mips.c (mips_compute_frame_info): Initialise
2471         args_size and hard_frame_pointer_offset fields of the frame
2472         structure before calling mips_global_pointer.
2473
2474 2016-01-21  David Edelsohn  <dje.gcc@gmail.com>
2475
2476         * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
2477         label reference.
2478         * configure: Regenerate.
2479
2480 2016-01-21  Richard Biener  <rguenther@suse.de>
2481
2482         * graphite-optimize-isl.c (get_schedule_map): Fix typo.
2483
2484 2016-01-21  Marcin Kościelnicki  <koriakin@0x04.net>
2485
2486         * config/s390/s390.c (s390_asm_declare_function_size): Add code
2487         to actually emit the .size directive.
2488
2489 2016-01-21   Stefan Sørensen  <stefan.sorensen@spectralink.com>
2490              Jakub Jelinek  <jakub@redhat.com>
2491
2492         PR target/69187
2493         PR target/65624
2494         * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
2495         args array size by one to avoid buffer overflow.
2496
2497 2016-01-21  Marcin Kościelnicki  <koriakin@0x04.net>
2498
2499         * config/s390/s390.md (pool_section_start): Use switch_to_section
2500         to select proper read-only data section instead of hardcoding
2501         .rodata.
2502         (pool_section_end): Use switch_to_section to match the above.
2503
2504 2016-01-21  Richard Biener  <rguenther@suse.de>
2505
2506         PR tree-optimization/69378
2507         * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
2508         (set_ssa_val_to): Use it for dominance checks taking into
2509         account not executable edges.
2510
2511 2016-01-21  Jakub Jelinek  <jakub@redhat.com>
2512
2513         PR c++/69355
2514         * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
2515         for bitsize instead of GET_MODE_PRECISION (mode).
2516
2517 2016-01-20  Martin Sebor  <msebor@redhat.com>
2518
2519         PR c/52291
2520         * extend.texi (__sync Builtins): Clarify the semantics of
2521         __sync_fetch_and_OP built-ins on pointers.
2522         (__atomic Builtins): Same.
2523
2524 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2525             Sebastian Pop  <s.pop@samsung.com>
2526
2527         * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
2528         (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
2529         (is_valid_rename): Same.
2530         (translate_isl_ast_to_gimple::get_rename): Same.
2531         (translate_isl_ast_to_gimple::rename_all_uses): Same.
2532         (translate_isl_ast_to_gimple::rename_uses): Same.
2533         (get_new_name): Check for close_phi nodes.
2534         (copy_loop_phi_args): Use phi_node_kind.
2535         (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
2536         (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
2537
2538 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2539             Sebastian Pop  <s.pop@samsung.com>
2540
2541         Revert commit r229783.
2542         * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
2543         Remove use of parameter_rename_map.
2544         (copy_def): Remove.
2545         (copy_internal_parameters): Remove.
2546         (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
2547         * sese.c (new_sese_info): Do not initialize parameter_rename_map.
2548         (free_sese_info): Do not free parameter_rename_map.
2549         (set_rename): Do not use parameter_rename_map.
2550         (rename_uses): Update call to set_rename.
2551         (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
2552         * sese.h (parameter_rename_map_t): Remove.
2553         (struct sese_info_t): Remove field parameter_rename_map.
2554
2555 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2556             Sebastian Pop  <s.pop@samsung.com>
2557
2558         * graphite-isl-ast-to-gimple.c: Fix comment.
2559         * graphite-scop-detection.c (defined_in_loop_p): New.
2560         (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
2561         names defined in loop.
2562
2563 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2564             Sebastian Pop  <s.pop@samsung.com>
2565
2566         * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2567         Discard unstructured if-then-else regions.
2568
2569 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2570             Sebastian Pop  <s.pop@samsung.com>
2571
2572         * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
2573         (cleanup_loop_iter_dom): Remove.
2574         (build_loop_iteration_domains): Remove.
2575         (build_scop_context): Remove.
2576         (build_scop_iteration_domain): Remove.
2577         (add_loop_constraints): New.
2578         (build_iteration_domains): New.
2579         (build_poly_scop): Call build_iteration_domains.
2580
2581 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2582             Sebastian Pop  <s.pop@samsung.com>
2583
2584         * graphite-scop-detection.c
2585         (scop_detection::harmful_loop_in_region): Free dom and loops.
2586         (scop_detection::loop_body_is_valid_scop): Free bbs.
2587
2588 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2589             Sebastian Pop  <s.pop@samsung.com>
2590
2591         * graphite-scop-detection.c (record_loop_in_sese): New.
2592         (gather_bbs::before_dom_children): Call record_loop_in_sese.
2593         (build_scops): Remove call to build_sese_loop_nests.
2594         * sese.c (sese_record_loop): Remove.
2595         (build_sese_loop_nests): Remove.
2596         (new_sese_info): Remove region->loops.
2597         (free_sese_info): Same.
2598         * sese.h (sese_contains_loop): Same.
2599         (build_sese_loop_nests): Remove.
2600         (sese_contains_loop): Remove.
2601
2602 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2603             Sebastian Pop  <s.pop@samsung.com>
2604
2605         * graphite-scop-detection.c (loop_is_valid_scop): Renamed
2606         loop_is_valid_in_scop.
2607         (scop_detection::harmful_stmt_in_region): Renamed
2608         harmful_loop_in_region.
2609         Call loop_is_valid_in_scop.
2610
2611 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2612             Sebastian Pop  <s.pop@samsung.com>
2613
2614         * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
2615         isl_ast_node_mark.
2616
2617 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2618             Sebastian Pop  <s.pop@samsung.com>
2619
2620         * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
2621         * graphite.h (struct poly_bb): Remove field is_reduction.
2622         (PBB_IS_REDUCTION): Remove.
2623
2624 2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
2625             Sebastian Pop  <s.pop@samsung.com>
2626
2627         * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
2628         (add_pdr_constraints): Same.
2629         (scop_get_reads): Same.
2630         (scop_get_must_writes): Same.
2631         (scop_get_may_writes): Same.
2632         (scop_get_original_schedule): Same.
2633         (extend_schedule): Same.
2634         (apply_schedule_on_deps): Same.
2635         (carries_deps): Same.
2636         (compute_deps): Same.
2637         (scop_get_dependences): Same.
2638         * graphite-isl-ast-to-gimple.c
2639         (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
2640         * graphite-optimize-isl.c (get_schedule_for_band): Same.
2641         (get_schedule_for_band_list): Same.
2642         (get_schedule_map): Same.
2643         (apply_schedule_map_to_scop): Same.
2644         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2645         (build_loop_iteration_domains): Same.
2646         (add_condition_to_pbb): Same.
2647         (add_param_constraints): Same.
2648         (pdr_add_memory_accesses): Same.
2649         (pdr_add_data_dimensions): Same.
2650
2651 2016-01-20  Sandra Loosemore <sandra@codesourcery.com>
2652
2653         * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
2654         requirements.
2655
2656 2016-01-20  Sandra Loosemore <sandra@codesourcery.com>
2657
2658         * common.opt (feliminate-dwarf2-dups): Replace references to
2659         "DWARF 2" with just "DWARF".
2660         * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
2661         * doc/extend.texi: Likewise.
2662         * doc/cpp.texi: Likewise.
2663         * doc/invoke.texi: Likewise.
2664         (Option Summary): Add -gdwarf to list of Debugging Options.
2665         (Debugging Options): Document -gdwarf.
2666         * doc/contrib.texi: Spell "DWARF" like that.
2667
2668 2016-01-21  Jakub Jelinek  <jakub@redhat.com>
2669
2670         * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
2671         warning.  Fix up formatting.
2672
2673         PR middle-end/67653
2674         * gimplify.c (gimplify_asm_expr): Warn if it is too late to
2675         attempt to mark memory input operand addressable and
2676         call prepare_gimple_addressable in that case.  Don't adjust
2677         input_location for diagnostics, use error_at instead.
2678
2679 2016-01-20  Peter Bergner  <bergner@vnet.ibm.com>
2680
2681         * config/rs6000/ppc-auxv.h: New file.
2682         * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
2683         (cpu_is): Likewise.
2684         (cpu_supports): Likewise.
2685         * config/rs6000/rs6000.c: include "ppc-auxv.h".
2686         (cpu_is_info): New variable.
2687         (cpu_supports_info): Likewise.
2688         (tcb_verification_symbol): Likewise.
2689         (cpu_builtin_p): Likewise.
2690         (cpu_expand_builtin): New function.
2691         (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
2692         (rs6000_init_builtins): Likewise.
2693         (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
2694         * config/rs6000/rs6000.h (TLS_REGNUM): New define.
2695         * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
2696         * configure: Regenerate.
2697         * config.in: Likewise.
2698         * doc/extend.texi (PowerPC Built-in Functions): Document
2699         __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
2700
2701 2016-01-20  David Edelsohn  <dje.gcc@gmail.com>
2702
2703         PR target/68609
2704         * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
2705         domain check.
2706         * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
2707         for V4SFmode.
2708
2709 2016-01-20  Richard Henderson  <rth@redhat.com>
2710
2711         PR bootstrap/69343
2712         PR bootstrap/69339
2713         PR tree-opt/68964
2714         Revert:
2715         * tree.c (tm_define_builtin): New.
2716         (find_tm_vector_type): New.
2717         (build_tm_vector_builtins): New.
2718         (build_common_builtin_nodes): Call it.
2719
2720 2016-01-20  Christophe Lyon  <christophe.lyon@linaro.org>
2721
2722         * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2723         (arm_fp_ok): Likewise.
2724         (arm_fp): Likewise.
2725         (arm_crypto): Likewise.
2726
2727 2016-01-20  Ilya Enkovich  <enkovich.gnu@gmail.com>
2728             Richard Biener  <rguenther@suse.de>
2729
2730         PR tree-optimization/69328
2731         * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2732         vectors have same number of elements.
2733         (vectorizable_condition): Fix masked version recognition.
2734
2735 2016-01-20  Richard Biener  <rguenther@suse.de>
2736
2737         PR tree-optimization/69345
2738         * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2739         (VN_INFO_PTR_INFO): Likewise.
2740         * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2741         info when it is equal between non-dominating SSA names.
2742         * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2743         Make sure to look at original SSA infos.
2744
2745 2016-01-20  Jeff Law  <law@redhat.com>
2746
2747         PR target/25114
2748         * config/m68k/predicates.md (pow2_m1_operand): New predicate
2749         extracted from ...
2750         (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2751         (pc_or_label_operand): New predicate.
2752         * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2753         tests for small integers that are 2^n - 1.
2754
2755 2016-01-20  Jonathan Wakely  <jwakely@redhat.com>
2756
2757         * doc/invoke.texi (Options Summary): Add '.' after @xref.
2758
2759 2016-01-19  Jeff Law  <law@redhat.com>
2760
2761         PR middle-end/69347
2762         * tree-ssa-threadbackwards.c
2763         (fsm_find_control_statement_thread_paths): Do not try to lookup
2764         FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2765
2766 2016-01-20  Kugan Vivekanandarajah  <kuganv@linaro.org>
2767
2768         * doc/lto.texi: Remove text that says only Gold has linker plugin
2769         support.
2770
2771 2016-01-19  Eric Botcazou  <ebotcazou@adacore.com>
2772
2773         * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2774         (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2775         the DIE accordingly.
2776         (modified_type_die): Add REVERSE parameter and pass it recursively,
2777         as well as to base_type_die.  Adjust presence check accordingly.
2778         (base_type_for_mode): Adjust call to modified_type_die.
2779         (add_type_attribute): Add REVERSE parameter and pass it to
2780         modified_type_die.
2781         (generic_parameter_die): Adjust call to add_type_attribute.
2782         (add_scalar_info): Likewise.
2783         (add_subscript_info): Likewise.
2784         (gen_array_type_die): Likewise.
2785         (gen_descr_array_type_die): Likewise.
2786         (gen_entry_point_die): Likewise.
2787         (gen_enumeration_type_die): Likewise.
2788         (gen_formal_parameter_die): Likewise.
2789         (gen_subprogram_die): Likewise.
2790         (gen_variable_die ): Likewise.
2791         (gen_const_die): Likewise.
2792         (gen_field_die): Likewise.
2793         (gen_pointer_type_die): Likewise.
2794         (gen_reference_type_die): Likewise.
2795         (gen_ptr_to_mbr_type_die): Likewise.
2796         (gen_inheritance_die): Likewise.
2797         (gen_subroutine_type_die): Likewise.
2798         (gen_typedef_die): Likewise.
2799         (force_type_die): Adjust call to modified_type_die.
2800
2801 2016-01-19  Sandra Loosemore <sandra@codesourcery.com>
2802
2803         * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2804         flow throughout the file.  Fix broken link to Objective-C 2.0
2805         documentation.
2806         * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2807         errors.
2808
2809 2016-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
2810
2811         * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2812
2813 2016-01-19  Jan Hubicka  <hubicka@ucw.cz>
2814
2815         PR ipa/66223
2816         * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2817         (maybe_record_node): Record cxa_pure_virtual as the only possible
2818         target if there are not ohter candidates.
2819         (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2820
2821 2016-01-19  Richard Biener  <rguenther@suse.de>
2822
2823         * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2824         (get_memory_order): Likewise.
2825
2826 2016-01-19  Kirill Yukhin  <kirill.yukhin@intel.com>
2827
2828         * tree-vect-stmts.c (vectorizable_store): Check
2829         rhs vectype.
2830
2831 2016-01-19  David Malcolm  <dmalcolm@redhat.com>
2832
2833         PR jit/68446
2834         * gcc.c (driver::decode_argv): Add call to
2835         init_opts_obstack before init_options_struct.
2836         * opts.c (init_opts_obstack): Remove idempotency.
2837         (init_options_struct): Replace call to init_opts_obstack
2838         with a gcc_assert to verify that it has already been called.
2839         * toplev.c (toplev::main): Add call to init_opts_obstack before
2840         calls to init_options_struct.
2841         (toplev::finalize): Move cleanup of opts_obstack next to
2842         cleanup of save_decoded_options, clearing the latter, and
2843         save_decoded_options_count.
2844
2845 2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2846
2847         PR target/69135
2848         * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
2849         attribute to unconditional.  Remove %? from output template.
2850
2851 2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
2852             Jiong Wang  <jiong.wang@arm.com>
2853
2854         * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
2855         generated from different expand order.
2856
2857 2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
2858
2859         * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2860         Add support for CCMP costing.
2861
2862 2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
2863
2864         * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
2865         * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
2866         (fccmpe<mode>): Likewise.
2867         (fcmp): Rename to fcmp and globalize pattern.
2868         (fcmpe): Likewise.
2869         * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
2870         (aarch64_gen_ccmp_next): Add FP support.
2871
2872 2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
2873
2874         * target.def (gen_ccmp_first): Update documentation.
2875         (gen_ccmp_next): Likewise.
2876         * doc/tm.texi (gen_ccmp_first): Update documentation.
2877         (gen_ccmp_next): Likewise.
2878         * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
2879         expand_ccmp_expr_1.  Improve comments.
2880         * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
2881         (ccmp_ior<mode>): Remove pattern.
2882         (cmp<mode>): Remove expand.
2883         (cmp): Globalize pattern.
2884         (cstorecc4): Use cc_register.
2885         (mov<mode>cc): Remove ccmp_cc_register check.
2886         * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
2887         Simplify after removal of CC_DNE/* modes.
2888         (aarch64_ccmp_mode_to_code): Remove.
2889         (aarch64_print_operand): Remove 'K' case.  Merge 'm' and 'M' cases.
2890         In 'k' case use integer as condition.
2891         (aarch64_nzcv_codes): Remove inverted cases.
2892         (aarch64_code_to_ccmode): Remove.
2893         (aarch64_gen_ccmp_first): Use cmp pattern directly.  Return the correct
2894         comparison with CC register to be used in folowing CCMP/branch/CSEL.
2895         (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
2896         pattern.  Return the comparison with CC register.  Invert conditions
2897         when bitcode is OR.
2898         * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
2899         * config/aarch64/predicates.md (ccmp_cc_register): Remove.
2900
2901 2016-01-19  Jan Hubicka  <hubicka@ucw.cz>
2902
2903         * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2904         instrumented_version.
2905
2906 2016-01-19  Richard Biener  <rguenther@suse.de>
2907
2908         PR tree-optimization/69336
2909         * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
2910         handled components with get_ref_base_and_extent.
2911         (equal_mem_array_ref_p): Adjust.
2912
2913 2016-01-19  Jakub Jelinek  <jakub@redhat.com>
2914
2915         PR debug/65779
2916         * shrink-wrap.c: Include valtrack.h.
2917         (move_insn_for_shrink_wrap): Add DEBUG argument.  If
2918         MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2919         in between insn and where it will be moved to.  Call
2920         dead_debug_insert_temp.
2921         (prepare_shrink_wrap): Adjust caller.  Call dead_debug_local_init
2922         first and dead_debug_local_finish at the end.
2923         For uses and defs bitmap, handle all regs in between REGNO and
2924         END_REGNO, not just the first one.
2925
2926 2016-01-19  Richard Biener  <rguenther@suse.de>
2927
2928         PR tree-optimization/69352
2929         * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2930         (equal_mem_array_ref_p): Constrain size and max size properly.
2931         Compare the reverse flag.
2932
2933 2016-01-19  Bernd Schmidt  <bschmidt@redhat.com>
2934
2935         * ira.c (ira): Update regstat data if we deleted insns.
2936
2937 2016-01-19  Jakub Jelinek  <jakub@redhat.com>
2938
2939         PR rtl-optimization/68955
2940         PR rtl-optimization/64557
2941         * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2942         here.  Fix up formatting.
2943         * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2944
2945 2016-01-19  Jan Hubicka  <hubicka@ucw.cz>
2946
2947         PR lto/69133
2948         * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
2949         assume that the node has body.
2950         * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
2951         check.
2952
2953 2016-01-19  Jan Hubicka  <hubicka@ucw.cz>
2954
2955         * lto-streamer-out.c (lto_output): Do not stream instrumentation
2956         thunks.
2957
2958 2016-01-19  Jan Hubicka  <hubicka@ucw.cz>
2959
2960         * symtab.c (symtab_node::asm_name): Do not call printable name directly.
2961         (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2962
2963 2016-01-19  Martin Jambor  <mjambor@suse.cz>
2964             Martin Liska  <mliska@suse.cz>
2965             Michael Matz <matz@suse.de>
2966
2967         * Makefile.in (OBJS): Add new source files.
2968         (GTFILES): Add hsa.c.
2969         * common.opt (disable_hsa): New variable.
2970         (-Whsa): New warning.
2971         * config.in (ENABLE_HSA): New.
2972         * configure.ac: Treat hsa differently from other accelerators.
2973         (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
2974         $enable_offloading.
2975         (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
2976         * doc/install.texi (Configuration): Document --with-hsa-runtime,
2977         --with-hsa-runtime-include, --with-hsa-runtime-lib and
2978         --with-hsa-kmt-lib.
2979         * doc/invoke.texi (-Whsa): Document.
2980         (hsa-gen-debug-stores): Likewise.
2981         * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
2982         to invoke offload compiler for hsa acclerator.
2983         * opts.c (common_handle_option): Determine whether HSA offloading
2984         should be performed.
2985         * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
2986         * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
2987         (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
2988         (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
2989         * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
2990         * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
2991         GF_OMP_FOR_KIND_GRID_LOOP.
2992         (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
2993         (pp_gimple_stmt_1): Likewise.
2994         * gimple-walk.c (walk_gimple_stmt): Likewise.
2995         * gimple.c (gimple_build_omp_grid_body): New function.
2996         (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
2997         * gimple.def (GIMPLE_OMP_GRID_BODY): New.
2998         * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
2999         GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
3000         GF_OMP_TEAMS_GRID_PHONY.
3001         (gimple_statement_omp_single_layout): Updated comments.
3002         (gimple_build_omp_grid_body): New function.
3003         (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
3004         (gimple_omp_for_grid_phony): New function.
3005         (gimple_omp_for_set_grid_phony): Likewise.
3006         (gimple_omp_parallel_grid_phony): Likewise.
3007         (gimple_omp_parallel_set_grid_phony): Likewise.
3008         (gimple_omp_teams_grid_phony): Likewise.
3009         (gimple_omp_teams_set_grid_phony): Likewise.
3010         (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
3011         * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
3012         (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
3013         (BUILT_IN_GOMP_TARGET): Updated type.
3014         * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
3015         (adjust_for_condition): New function.
3016         (get_omp_for_step_from_incr): Likewise.
3017         (extract_omp_for_data): Moved parts to adjust_for_condition and
3018         get_omp_for_step_from_incr.
3019         (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
3020         (fixup_child_record_type): Bail out if receiver_decl is NULL.
3021         (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
3022         (scan_omp_parallel): Do not create child functions for phony
3023         constructs.
3024         (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
3025         (scan_omp_1_op): Checking assert we are not remapping to
3026         ERROR_MARK.  Also also handle GIMPLE_OMP_GRID_BODY.
3027         (parallel_needs_hsa_kernel_p): New function.
3028         (expand_parallel_call): Register apprpriate parallel child
3029         functions as HSA kernels.
3030         (grid_launch_attributes_trees): New type.
3031         (grid_attr_trees): New variable.
3032         (grid_create_kernel_launch_attr_types): New function.
3033         (grid_insert_store_range_dim): Likewise.
3034         (grid_get_kernel_launch_attributes): Likewise.
3035         (get_target_argument_identifier_1): Likewise.
3036         (get_target_argument_identifier): Likewise.
3037         (get_target_argument_value): Likewise.
3038         (push_target_argument_according_to_value): Likewise.
3039         (get_target_arguments): Likewise.
3040         (expand_omp_target): Call get_target_arguments instead of looking
3041         up for teams and thread limit.
3042         (grid_expand_omp_for_loop): New function.
3043         (grid_arg_decl_map): New type.
3044         (grid_remap_kernel_arg_accesses): New function.
3045         (grid_expand_target_kernel_body): New function.
3046         (expand_omp): Call it.
3047         (lower_omp_for): Do not emit phony constructs.
3048         (lower_omp_taskreg): Do not emit phony constructs but create for them
3049         a temporary variable receiver_decl.
3050         (lower_omp_taskreg): Do not emit phony constructs.
3051         (lower_omp_teams): Likewise.
3052         (lower_omp_grid_body): New function.
3053         (lower_omp_1): Call it.
3054         (grid_reg_assignment_to_local_var_p): New function.
3055         (grid_seq_only_contains_local_assignments): Likewise.
3056         (grid_find_single_omp_among_assignments_1): Likewise.
3057         (grid_find_single_omp_among_assignments): Likewise.
3058         (grid_find_ungridifiable_statement): Likewise.
3059         (grid_target_follows_gridifiable_pattern): Likewise.
3060         (grid_remap_prebody_decls): Likewise.
3061         (grid_copy_leading_local_assignments): Likewise.
3062         (grid_process_kernel_body_copy): Likewise.
3063         (grid_attempt_target_gridification): Likewise.
3064         (grid_gridify_all_targets_stmt): Likewise.
3065         (grid_gridify_all_targets): Likewise.
3066         (execute_lower_omp): Call grid_gridify_all_targets.
3067         (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
3068         * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
3069         (tree_omp_clause): Added union field dimension.
3070         * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
3071         * tree.c (omp_clause_num_ops): Added number of arguments of
3072         OMP_CLAUSE__GRIDDIM_.
3073         (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
3074         (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
3075         * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
3076         (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
3077         (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
3078         (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
3079         * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
3080         * tree-pass.h (make_pass_gen_hsail): Declare.
3081         (make_pass_ipa_hsa): Likewise.
3082         * ipa-hsa.c: New file.
3083         * lto-section-in.c (lto_section_name): Add hsa section name.
3084         * lto-streamer.h (lto_section_type): Add hsa section.
3085         * timevar.def (TV_IPA_HSA): New.
3086         * hsa-brig-format.h: New file.
3087         * hsa-brig.c: New file.
3088         * hsa-dump.c: Likewise.
3089         * hsa-gen.c: Likewise.
3090         * hsa.c: Likewise.
3091         * hsa.h: Likewise.
3092         * toplev.c (compile_file): Call hsa_output_brig.
3093         * hsa-regalloc.c: New file.
3094
3095 2016-01-18  Jeff Law  <law@redhat.com>
3096
3097         PR tree-optimization/69320
3098         * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
3099         ranged object, do nothing if the RHS constant is not [0..1].
3100         (optimize_stmt): Comparing a boolean ranged object against a
3101         constant outside [0..1] results in a compile-time constant.
3102
3103         * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
3104         test.
3105
3106 2016-01-18  Sandra Loosemore <sandra@codesourcery.com>
3107
3108         * doc/invoke.texi (Invoking GCC): Add new section to menu.
3109         (Option Summary): Update to reflect new section and moved options.
3110         (C++ Dialect Options): Move -fstats to new section.
3111         (Debugging Options): Move all dump, statistics, and other GCC
3112         developer options to new section.  Rewrite section introduction
3113         and re-order remaining options to put the more basic ones first.
3114         (Optimization Options): Move -fira-verbose and -flto-report* to
3115         new section.
3116         (Developer Options): New section incorporating moved options.
3117         * doc/cppopts.texi (-dM): Update cross-reference.
3118
3119 2016-01-18  Richard Henderson  <rth@redhat.com>
3120
3121         PR target/69176
3122         * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
3123         operands to pseudo only if CSE is expected.  Split long immediate
3124         operands only after reload, and for the stack pointer.
3125         (*add<GPI>3_pluslong): Remove.
3126         (*addsi3_aarch64, *adddi3_aarch64): Merge into...
3127         (*add<GPI>3_aarch64): ... here.  Add r/rk/Upl alternative.
3128         (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
3129         (*add<GPI>3 peepholes): New.
3130         (*add<GPI>3 splitters): New.
3131         * config/aarch64/constraints.md (Upl): New.
3132         * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
3133
3134 2016-01-18  Richard Biener  <rguenther@suse.de>
3135
3136         PR tree-optimization/69297
3137         * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
3138         stmt at most once.
3139         (vect_bb_vectorization_profitable_p): Clear visited flag again.
3140
3141 2016-01-18  Yuri Rumyantsev  <ysrumyan@gmail.com>
3142
3143         PR middle-end/68542
3144         * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
3145         of mixind vector and scalar types.
3146         (fold_relational_const): Add handling of vector
3147         comparison with boolean result.
3148         * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
3149         comparison of vector operands with boolean result for EQ/NE only.
3150         (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
3151         (verify_gimple_cond): Likewise.
3152         * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
3153         valid type of VAL.
3154
3155 2016-01-18  Joseph Myers  <joseph@codesourcery.com>
3156
3157         * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
3158         !TARGET_OCTEON.
3159
3160 2016-01-18  Richard Biener  <rguenther@suse.de>
3161
3162         PR middle-end/69308
3163         * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
3164
3165 2016-01-18  Tom de Vries  <tom@codesourcery.com>
3166
3167         * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
3168
3169 2016-01-18  Tom de Vries  <tom@codesourcery.com>
3170
3171         * omp-low.c (set_oacc_fn_attrib): Make extern.
3172         * omp-low.h (set_oacc_fn_attrib): Declare.
3173         * tree-parloops.c (struct reduction_info): Add reduc_addr field.
3174         (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
3175         (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
3176         Add and handle function parameter oacc_kernels_p.
3177         (find_reduc_addr, get_omp_data_i_param): New function.
3178         (ref_conflicts_with_region, oacc_entry_exit_ok_1)
3179         (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
3180         (parallelize_loops): Add and handle function parameter oacc_kernels_p.
3181         Calculate dominance info.  Skip loops that are not in a kernels region
3182         in oacc_kernels_p mode.  Skip inner loops of parallelized loops.
3183         (pass_parallelize_loops::execute): Call parallelize_loops with
3184         oacc_kernels_p argument.
3185         (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
3186         New member function.
3187         (pass_parallelize_loops::bool oacc_kernels_p): New member var.
3188         * passes.def: Add argument to pass_parallelize_loops instantation.
3189
3190 2016-01-18  Tom de Vries  <tom@codesourcery.com>
3191
3192         * tree-parloops.c (pass_parallelize_loops::execute): Allow
3193         pass_parallelize_loops to be run outside the loop pipeline.
3194
3195 2016-01-18  Alan Lawrence  <alan.lawrence@arm.com>
3196
3197         * tree-scalar-evolution.c (follow_copies_to_constant): New.
3198         (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
3199
3200 2016-01-18  Alan Lawrence  <alan.lawrence@arm.com>
3201
3202         PR target/63679
3203         * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
3204         using get_ref_base_and_extent.
3205         (equal_mem_array_ref_p): New.
3206         (hashable_expr_equal_p): Add call to previous.
3207
3208 2016-01-18  Alan Lawrence  <alan.lawrence@arm.com>
3209
3210         PR target/63679
3211         * tree-sra.c (disqualified_constants, constant_decl_p): New.
3212         (sra_initialize): Allocate disqualified_constants.
3213         (sra_deinitialize): Free disqualified_constants.
3214         (disqualify_candidate): Update disqualified_constants when appropriate.
3215         (create_access): Scan for constant-pool entries as we go along.
3216         (scalarizable_type_p): Add check against type_contains_placeholder_p.
3217         (maybe_add_sra_candidate): Allow constant-pool entries.
3218         (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
3219         (initialize_constant_pool_replacements): New.
3220         (sra_modify_assign): Avoid mangling assignments created by previous,
3221         and don't generate writes into constant pool.
3222         (sra_modify_function_body): Call initialize_constant_pool_replacements.
3223
3224 2016-01-18  Ilya Enkovich  <enkovich.gnu@gmail.com>
3225
3226         * config/i386/i386.c (scalar_to_vector_candidate_p): Support
3227         andnot instruction.
3228         (scalar_chain::convert_op): Likewise.
3229         * config/i386/i386.md (*andndi3_doubleword): New.
3230
3231 2016-01-18  Richard Biener  <rguenther@suse.de>
3232
3233         PR tree-optimization/69170
3234         * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
3235         building a vector from scalar results of a pattern stmt.
3236
3237 2016-01-18  Jakub Jelinek  <jakub@redhat.com>
3238
3239         * haifa-sched.c (autopref_multipass_init): Work around
3240         -Wmaybe-uninitialized warning.
3241
3242 2016-01-18  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3243
3244         * config/arm/arm.c (thumb1_reorg): Check that the comparison is
3245         against the constant 0.
3246
3247 2016-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3248
3249         PR tree-optimization/68799
3250         * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
3251         look up phi candidates in the statement-candidate map.
3252         (phi_add_costs): Likewise.
3253         (record_phi_increments): Likewise.
3254         (phi_incr_cost): Likewise.
3255         (ncd_with_phi): Likewise.
3256         (all_phi_incrs_profitable): Likewise.
3257
3258 2016-01-17  Jakub Jelinek  <jakub@redhat.com>
3259
3260         * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
3261         -Wmaybe-uninitialized warning.
3262
3263 2016-01-16  Sandra Loosemore  <sandra@codesourcery.com>
3264
3265         * doc/invoke.texi (Invoking GCC): Add new section to menu.
3266         (Option Summary): Update to reflect new section and moved options.
3267         (C++ Dialect Options): Move -fvtable-verify and related options.
3268         (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
3269         and profiling-related options.
3270         (Optimization Options): Move profile generation options and
3271         -fstack-protector and related options.
3272         (Instrumentation Options): New section incorporating moved options.
3273         (Code Generation Options): Move -finstrument-functions and
3274         related options, -fstack-check, -fstack-limit*, and -fbounds-check.
3275
3276 2016-01-16  Tom de Vries  <tom@codesourcery.com>
3277
3278         * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
3279
3280 2016-01-16  Tom de Vries  <tom@codesourcery.com>
3281
3282         * omp-low.c (expand_omp_atomic_fetch_op):  Release defs of update stmt.
3283
3284 2016-01-16  Richard Sandiford  <richard.sandiford@arm.com>
3285
3286         * hash-table.h (hash_table::empty): Turn into an inline wrapper
3287         that checks whether the table is already empty.  Rename the
3288         original implementation to...
3289         (hash_table::empty_slot): ...this new private function.
3290
3291 2016-01-15  David Malcolm  <dmalcolm@redhat.com>
3292
3293         PR diagnostic/68899
3294         * diagnostic-show-locus.c (layout::print_source_line): Move x
3295         offset of line until after call to
3296         get_line_width_without_trailing_whitespace.
3297
3298 2016-01-15  Jeff Law  <law@redhat.com>
3299
3300         PR tree-optimization/69270
3301         * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
3302         tree-ssa-dom.c.  Improve test for [0..1] ranve from VRP.
3303         * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
3304         * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
3305         * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3306         ssa_name_has_boolean_range and constant_boolean_node.
3307
3308 2016-01-15  Vladimir Makarov  <vmakarov@redhat.com>
3309
3310         PR rtl-optimization/69030
3311         * lra-spills.c (remove_pseudos): Check nrefs and make the function
3312         returning bool.
3313         (spill_pseudos): Delete debug insn for dead pseudo.
3314         (lra_spill): Initiate spill_hard_reg and slots memory separately.
3315
3316 2016-01-15  Jiong Wang  <jiong.wang@arm.com>
3317
3318         * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
3319         New.
3320         (TYPES_UNOPUS): Likewise.
3321         * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
3322         builtin type, from UNOP to UNOPUS.
3323         (lbtruncuv4sf): Likewise.
3324         (lbtruncuv2df): Likewise.
3325         (lrounduv2sf): Likewise.
3326         (lrounduv4sf): Likewise.
3327         (lrounduv2df): Likewise.
3328         (lroundusf): Likewise.
3329         (lroundusf): Likewise.
3330         (lceiluv2sf): Likewise.
3331         (lceiluv4sf): Likewise.
3332         (lceiluv2df): Likewise.
3333         (lceilusf): Likewise.
3334         (lceiludf): Likewise.
3335         (lflooruv2sf): Likewise.
3336         (lflooruv4sf): Likewise.
3337         (lflooruv2df): Likewise.
3338         (lfloorusf): Likewise.
3339         (lfloorudf): Likewise.
3340         (lfrintnuv2sf): Likewise.
3341         (lfrintnuv4sf): Likewise.
3342         (lfrintnuv2df): Likewise.
3343         (lfrintnusf): Likewise.
3344         (lfrintnudf): Likewise.
3345         * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
3346         conversion.
3347         (vcvtq_u32_f32): Likewise.
3348         (vcvtq_u64_f64): Likewise.
3349         (vcvta_u32_f32): Likewise.
3350         (vcvtaq_u32_f32): Likewise.
3351         (vcvtaq_u64_f64): Likewise.
3352         (vcvtm_u32_f32): Likewise.
3353         (vcvtmq_u32_f32): Likewise.
3354         (vcvtmq_u64_f64): Likewise.
3355         (vcvtn_u32_f32): Likwise.
3356         (vcvtnq_u32_f32): Likewise.
3357         (vcvtnq_u64_f64): Likewise.
3358         (vcvtp_u32_f32): Likewise.
3359         (vcvtpq_u32_f32): Likewise.
3360         (vcvtpq_u64_f64): Likewise.
3361         (vcvtmd_u64_f64): Likewise.
3362         (vcvtms_u32_f32): Likewise.
3363         (vcvtad_u64_f64): Likewise.
3364         (vcvtas_u32_f32): Likewise.
3365         (vcvtnd_u64_f64): Likewise.
3366         (vcvtns_u32_f32): Likewise.
3367         (vcvtpd_u64_f64): Likewise.
3368         (vcvtps_u32_f32): Likewise.
3369
3370 2016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3371
3372         * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
3373         CSEL of zero_extended registers.
3374
3375 2016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3376
3377         * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
3378         Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
3379
3380 2016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3381
3382         * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
3383         false when argument string is not found in the attributes table
3384         at all.
3385
3386 2016-01-15  David Edelsohn  <dje.gcc@gmail.com>
3387
3388         PR target/68609
3389         * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
3390         (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
3391         * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
3392         precision estimate.
3393
3394 2016-01-15  Richard Biener  <rguenther@suse.de>
3395
3396         PR tree-optimization/66856
3397         * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
3398         * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
3399         (vect_create_new_slp_node): Increment stmt reference count.
3400         (vect_get_and_check_slp_defs): Make sure stmts are nor already in
3401         an SLP tree before swapping operands.
3402         (vect_build_slp_tree): Likewise.
3403         (destroy_bb_vec_info): Free stmt info after SLP instances.
3404         * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
3405         * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
3406         (STMT_VINFO_NUM_SLP_USES): New macro.
3407
3408 2016-01-15  Richard Biener  <rguenther@suse.de>
3409
3410         PR debug/69137
3411         * dwarf2out.c (add_linkage_name_raw): New function split out from ...
3412         (add_linkage_name): ... here.
3413         (gen_typedef_die): Use add_linkage_name_raw instead of
3414         add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
3415         if necessary.
3416
3417 2016-01-15  Cesar Philippidis  <cesar@codesourcery.com>
3418
3419         * gimplify.c (oacc_default_clause): Decode reference and pointer
3420         types for both kernels and parallel regions.
3421
3422 2016-01-15  Richard Sandiford  <richard.sandiford@arm.com>
3423
3424         PR middle-end/69246
3425         * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
3426
3427 2016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>
3428
3429         * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
3430         (convert_scalars_to_vector): Likewise.
3431
3432 2016-01-15  Jonathan Wakely  <jwakely@redhat.com>
3433
3434         * doc/extend.texi (Type Traits): Fix grammar.
3435
3436 2016-01-15  Martin Jambor  <mjambor@suse.cz>
3437
3438         * tree-inline.c (remap_decl): Use existing dclarations if
3439         remapping a type and prevent_decl_creation_for_types.
3440         (replace_locals_stmt): Do an initial remapping of non-VLA typed
3441         decls first.  Do real remapping with
3442         prevent_decl_creation_for_types set.
3443         * tree-inline.h (copy_body_data): New field
3444         prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
3445         padding.
3446
3447 2016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
3448
3449         * config/s390/s390.opt (mmvcle): More verbose help text.
3450
3451 2016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
3452
3453         * config/s390/s390.opt: Add period to -mzvector option text.
3454
3455 2016-01-15  Richard Biener  <rguenther@suse.de>
3456
3457         PR tree-optimization/68961
3458         * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
3459         of invariants in stores again.
3460
3461 2016-01-15  Sebastian Huber  <sebastian.huber@embedded-brains.de>
3462
3463         * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
3464
3465 2016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>
3466
3467         * config/i386/i386.c (ix86_expand_branch): Don't split
3468         DI mode xor instruction to SI mode.
3469
3470 2016-01-15  Jan Hubicka  <hubicka@ucw.cz>
3471
3472         PR ipa/68148
3473         * ipa-icf.c (sem_function::merge): Virtual functions may become
3474         reachable even if they address is not taken and there are no
3475         idrect calls.
3476
3477 2016-01-15  Jan Hubicka  <hubicka@ucw.cz>
3478
3479         * lto-streamer-out.c (subtract_estimated_size): New function.
3480         (get_symbol_initial_value): Use it.
3481
3482 2016-01-15  Christian Bruel  <christian.bruel@st.com>
3483
3484         PR target/65837
3485         * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
3486         (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
3487         (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
3488         use add_builtin_function_ext_scope instead of add_builtin_function.
3489         (neon_set_p, neon_crypto_set_p): Remove.
3490         (arm_init_builtins): Always call arm_init_neon_builtins and
3491         arm_init_crypto_builtins.
3492         (arm_expand_builtin): Check that builtins are allowed for the arch.
3493         * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
3494         * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
3495         arm_init_neon_builtins call.
3496
3497 2016-01-15  Richard Biener  <rguenther@suse.de>
3498
3499         PR tree-optimization/69117
3500         * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
3501         * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
3502         of the leader conservatively.
3503         (free_scc_vn): Restore original SSA name infos.
3504
3505 2016-01-14  Jeff Law  <law@redhat.com>
3506
3507         PR tree-optimization/69270
3508         * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
3509         single bit of precision, verify it's also unsigned.
3510         (record_edge_info): Use constant_boolean_node rather than fold_convert
3511         to convert boolean_true/boolean_false to the right type.
3512
3513 2016-01-14  Richard Henderson  <rth@redhat.com>
3514
3515         PR rtl-opt/69014
3516         * loop-doloop.c (record_reg_sets): New.
3517         (doloop_optimize): Reject the transform if the sequence
3518         clobbers registers live at the end of the loop block.
3519         (doloop_optimize_loops): Enable df_live if needed.
3520
3521 2016-01-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
3522
3523         * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
3524         * gcc/config/rs6000/rs6000.c: Likewise.
3525         * gcc/config/rs6000/rs6000.h: Likewise.
3526         * gcc/config/rs6000/rs6000.md: Likewise.
3527         * gcc/doc/extend.texi: Likewsie.
3528
3529 2016-01-14  Jeff Law  <law@redhat.com>
3530
3531         * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
3532         typo.
3533
3534 2016-01-14  Richard Henderson  <rth@redhat.com>
3535
3536         PR c/69272
3537         PR tree-opt/68964
3538         * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
3539         * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
3540         instead of builtin_decl_declared_p to test for declaration.
3541
3542 2016-01-14  Nicklas Bo Jensen  <nbjensen@gmail.com>
3543
3544         * doc/loop.texi (Loop Analysis and Representation): Document
3545         loop_depth function.
3546
3547 2016-01-14  Tom de Vries  <tom@codesourcery.com>
3548
3549         PR tree-optimization/68773
3550         * omp-low.c (expand_omp_target): Don't set force_output.
3551         * varpool.c (varpool_node::get_create): Same.
3552         * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
3553         offload_funcs with force_output.
3554
3555 2016-01-14  Jakub Jelinek  <jakub@redhat.com>
3556
3557         PR debug/69244
3558         * lra-eliminations.c (move_plus_up): Don't change anything if either
3559         the outer or inner subreg mode is not MODE_INT.
3560         * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
3561         integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
3562
3563 2016-01-14  Alan Lawrence  <alan.lawrence@arm.com>
3564
3565         * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
3566         reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
3567         reduc_uplus_@var{m}): Remove.
3568         * expr.c (expand_expr_real_2): Remove expansion path for
3569         reduc_[us](min|max|plus) optabs.
3570         * optabs-tree.c (scalar_reduc_to_vector): Remove.
3571         * optabs-tree.h (scalar_reduc_to_vector): Remove.
3572         * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
3573         reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
3574         * tree-vect-loop.c (vectorizable_reduction): Remove test for
3575         reduc_[us](min|max|plus) optabs.
3576
3577 2016-01-14  Alan Lawrence  <alan.lawrence@arm.com>
3578
3579         * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
3580         (reduc_plus_scal_v2sf): New.
3581         (reduc_smax_v2sf): Rename to...
3582         (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
3583         (reduc_smin_v2sf): Rename to...
3584         (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
3585
3586 2016-01-14  Jan Hubicka  <hubicka@ucw.cz>
3587
3588         * alias.c (compare_base_symbol_refs): New function.
3589         (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
3590         it.
3591
3592 2016-01-14  Jakub Jelinek  <jakub@redhat.com>
3593
3594         PR middle-end/68146
3595         PR tree-optimization/69155
3596         * tree-complex.c: Include cfganal.h.
3597         (phis_to_revisit): New variable.
3598         (extract_component): Add phiarg_p argument.  Assert that returned
3599         SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
3600         (update_phi_components): Partly rewrite to use loop over real/imag
3601         components instead of code duplication.  If extract_component returns
3602         SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
3603         create_tmp_reg into the PHI node instead, and mention the phi triplet
3604         in phis_to_revisit.
3605         (tree_lower_complex): Walk bbs in rpo order.  Adjust phis recorded
3606         in phis_to_revisit at the end.
3607
3608 2016-01-14  Richard Biener  <rguenther@suse.de>
3609
3610         PR tree-optimization/68060
3611         * tree-vect-loop.c (vect_is_simple_reduction): Check the
3612         outer loop reduction is only used in the inner loop before
3613         detecting a double reduction.
3614
3615 2016-01-14  Jakub Jelinek  <jakub@redhat.com>
3616
3617         PR target/68269
3618         * combine.c (expand_field_assignment): Punt if compute_mode is
3619         unsupported scalar mode.
3620
3621 2016-01-14  Richard Biener  <rguenther@suse.de>
3622
3623         PR tree-optimization/66856
3624         * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
3625         SLP node only if it built successfully.
3626         (vect_analyze_slp_instance): Adjust.
3627
3628 2016-01-14  Jeff Law  <law@redhat.com>
3629
3630         PR tree-optimization/69270
3631         * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
3632         (record_edge_info): Use it.  Convert boolean_{true,false}_node
3633         to the type of op0.
3634
3635 2016-01-13  Jan Hubicka  <hubicka@ucw.cz>
3636
3637         PR ipa/66487
3638         * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
3639         use block_ultimate_origin
3640         (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
3641
3642 2016-01-13  Sandra Loosemore <sandra@codesourcery.com>
3643
3644         * doc/invoke.texi (Submodel Options): Rename section to
3645         "Machine-Dependent Options" to better reflect its content.
3646         Rewrite introductory text to remove archaic CPU names.
3647         Update references.
3648
3649 2016-01-13  Sandra Loosemore <sandra@codesourcery.com>
3650
3651         * doc/invoke.texi (Code Gen Options): Move section up in file,
3652         before target-specific options.  Update menu and option summary
3653         to reflect the new section ordering.
3654
3655 2016-01-13  Jonathan Wakely  <jwakely@redhat.com>
3656
3657         * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
3658         (C++ Dialect Options): Add cross-reference to -std option.
3659         * doc/standards.texi (C++ Language): Document C++14 support.
3660
3661 2016-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
3662
3663         * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
3664         for pack/unpack functions for __ibm128.
3665         (PACK_IF): Likewise.
3666         (UNPACK_IF): Likewise.
3667
3668         * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3669         support for __ibm128 pack/unpack functions.
3670         (rs6000_invalid_builtin): Likewise.
3671         (rs6000_init_builtins): Likewise.
3672         (rs6000_opt_masks): Likewise.
3673
3674         * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
3675         (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
3676         functions
3677         (RS6000_BTM_COMMON): Likewise.
3678
3679         * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
3680         (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
3681         disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
3682         128-bit floating point.  Add support for the double values to be
3683         in Altivec registers for TF/IF packing and unpacking, but restrict
3684         TD packing sub-fields to be FPR registers.  Don't allow overlapped
3685         register support for packing.  Allow pack inputs to be memory
3686         locations.  Don't build generator functions for unpack<mode>_dm
3687         and unpack<mode>_nodm.
3688         (unpack<mode>_dm): Likewise.
3689         (unpack<mode>_nodm): Likewise.
3690         (pack<mode>): Likewise.
3691
3692         * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
3693         built-in functions to pack/unpack explicit __ibm128 values.
3694         (__builtin_unpack_ibm128): Likewise.
3695
3696         * doc/extend.texi (PowerPC Built-in Functions): Document
3697         __builtin_pack_ibm128 and __builtin_unpack_ibm128.
3698
3699 2016-01-13  Bernd Schmidt  <bschmidt@redhat.com>
3700
3701         PR c/66208
3702         * c-common.c (check_function_nonnull): Remove unnecessary declaration.
3703         Add new arg loc and pass it down as context.
3704         (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
3705         to the location to use for the warning.
3706         (check_function_arguments): New arg loc.  All callers changed.  Pass
3707         it to check_function_nonnull.
3708         * c-common.h (check_function_arguments): Adjust declaration.
3709
3710 2016-01-13  Jakub Jelinek  <jakub@redhat.com>
3711
3712         PR tree-optimization/69156
3713         * gimple.c (validate_type): Removed.
3714         (gimple_builtin_call_types_compatible_p): Use
3715         useless_type_conversion_p instead of validate_type.
3716         * value-prof.c (gimple_stringop_fixed_value): Fold
3717         icall_size to correct type.
3718
3719 2016-01-13  Jonathan Wakely  <jwakely@redhat.com>
3720
3721         * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3722         effects.
3723
3724 2016-01-13  Richard Henderson  <rth@redhat.com>
3725
3726         PR tree-opt/68964
3727         * target.def (builtin_tm_load, builtin_tm_store): Remove.
3728         * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3729         (ix86_builtin_tm_store): Remove.
3730         (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3731         (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3732         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3733         (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3734         * doc/tm.texi: Rebuild.
3735
3736         * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3737         (BUILT_IN_TM_MEMCPY_RTWN): New.
3738         * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3739         fallback from vector to integer helpers.
3740         (build_tm_load): Handle vector types directly, instead of
3741         via target hook.
3742         (build_tm_store): Likewise.
3743         (expand_assign_tm): Prepare for register types not handled by
3744         the above.  Copy them to memory and use memcpy.
3745         * tree.c (tm_define_builtin): New.
3746         (find_tm_vector_type): New.
3747         (build_tm_vector_builtins): New.
3748         (build_common_builtin_nodes): Call it.
3749
3750 2016-01-13  Uros Bizjak  <ubizjak@gmail.com>
3751
3752         * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3753         TARGET_SSE_MATH without TARGET_SSE2.  Rewrite.
3754
3755 2016-01-13  Tom de Vries  <tom@codesourcery.com>
3756
3757         PR tree-optimization/69169
3758         * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3759         handled_struct_type param.
3760         (create_variable_info_for, intra_create_variable_infos): Call
3761         create_variable_info_for_1 with extra arg.
3762
3763 2016-01-13  Yvan Roux  <yvan.roux@linaro.org>
3764
3765         * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3766         and "armv8.1-a+crc" entries.
3767
3768 2016-01-13  Alexander Fomin  <alexander.fomin@intel.com>
3769
3770         PR target/69228
3771         * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3772         Change first operand predicate from register_or_constm1_operand
3773         to register_operand.
3774         (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3775         (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3776         (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3777         (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3778         (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3779         (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3780         (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3781         * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3782         comparison with constm1_rtx from vec_prefetch_gen part.
3783
3784 2016-01-13  Richard Biener  <rguenther@suse.de>
3785
3786         PR tree-optimization/69013
3787         * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3788         Exchange assert for a test.
3789
3790 2016-01-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
3791
3792         PR target/69247
3793         * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3794
3795 2016-01-13  Richard Biener  <rguenther@suse.de>
3796
3797         PR tree-optimization/69242
3798         * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3799         assert with a check.
3800
3801 2016-01-13  Richard Biener  <rguenther@suse.de>
3802
3803         PR tree-optimization/69186
3804         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3805         Properly guard vect_update_misalignment_for_peel call.
3806
3807 2016-01-12  Jeff Law  <law@redhat.com>
3808
3809         PR tree-optimization/pr67755
3810         * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3811         "need_profile_correction".
3812         (thread_block_1): Initialize new field to false by default.  If we
3813         have multiple thread paths through a common joiner to different
3814         final targets, then set new field to true.
3815         (compute_path_counts): Only do count adjustment when it's really
3816         needed.
3817
3818 2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
3819
3820         * doc/invoke.texi (Spec Files): Move section down in file, past
3821         all command-line option descriptions.
3822
3823 2016-01-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
3824
3825         PR middle-end/54809
3826         * doc/gty.texi: Remove documentation of mark_hook.
3827         * gengtype.c (struct write_types_data): Remove code to support
3828         mark_hook attribute.
3829         (walk_type): Likewise.
3830         (write_func_for_structure): Likewise.
3831
3832 2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
3833
3834         * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
3835         Directory Options, and -specs= to Overall Options.
3836         (Overall Options): Adjust similarly.  Reorder to group related
3837         options together.  Make -specs= cross-reference the spec file details.
3838         (Directory Options): Adjust similarly.
3839
3840 2016-01-12  Jeff Law  <law@redhat.com>
3841
3842         * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
3843
3844 2016-01-12  Olivier Hainque  <hainque@adacore.com>
3845
3846         * gcc.c (spec_undefvar_allowed): New global.
3847         (process_command): Set to true when running for --version or --help,
3848         alone or together.
3849         (getenv_spec_function): When the variable is not defined, use the
3850         variable name as the variable value if we're allowed not to issue
3851         a fatal error.
3852
3853 2016-01-12  Bin Cheng  <bin.cheng@arm.com>
3854
3855         PR tree-optimization/68911
3856         * tree-vrp.c (adjust_range_with_scev): Check overflow in range
3857         information computed for expression "init + nit * step".
3858
3859 2016-01-12  Sandra Loosemore  <sandra@codesourcery.com>
3860
3861         * doc/invoke.texi (Invoking GCC): Copy-edit.  Incorporate information
3862         about name of GCC executable.  Remove deleted node from menu.
3863         (Directory Options) <-B>: Remove cross-reference to deleted node.
3864         (Target Options): Delete section.
3865
3866 2016-01-12  Christian Bruel  <christian.bruel@st.com>
3867
3868         PR target/69180
3869         * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
3870         for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
3871
3872 2016-01-12  Jakub Jelinek  <jakub@redhat.com>
3873
3874         PR target/69198
3875         * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
3876         aligned_mem is properly set for AVX512-VL floating point masked
3877         stores.
3878
3879         PR target/69175
3880         * ifcvt.c (cond_exec_process_if_block): When removing the last
3881         insn from then_bb, remove also any possible barriers that follow it.
3882
3883 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
3884
3885         PR target/68456
3886         PR target/69226
3887         * config/i386/iamcu.h (SIZE_TYPE): New macro.
3888         (PTRDIFF_TYPE): Likewise.
3889         (WCHAR_TYPE): Likewise.
3890         (WCHAR_TYPE_SIZE): Likewise.
3891         (STDINT_LONG32): Likewise.
3892
3893 2016-01-12  Richard Biener  <rguenther@suse.de>
3894
3895         PR tree-optimization/69053
3896         * tree-vect-loop.c (get_initial_def_for_reduction): Properly
3897         convert initial value for cond reductions.
3898
3899 2016-01-12  Richard Biener  <rguenther@suse.de>
3900
3901         PR tree-optimization/69007
3902         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
3903         widen_sum after dot_prod and sad.
3904
3905 2016-01-12  Richard Biener  <rguenther@suse.de>
3906
3907         PR tree-optimization/69168
3908         * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
3909         pattern stmt SLP type.
3910         * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
3911         end up unused so cope with that case.
3912
3913 2016-01-12  Richard Biener  <rguenther@suse.de>
3914
3915         PR tree-optimization/69157
3916         * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3917         stmts def type only during analyze phase.
3918         (vectorizable_call): Likewise.
3919         (vectorizable_simd_clone_call): Likewise.
3920         (vectorizable_conversion): Likewise.
3921         (vectorizable_assignment): Likewise.
3922         (vectorizable_shift): Likewise.
3923         (vectorizable_operation): Likewise.
3924         (vectorizable_store): Likewise.
3925         (vectorizable_load): Likewise.
3926
3927 2016-01-12  Richard Biener  <rguenther@suse.de>
3928
3929         PR tree-optimization/69174
3930         * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3931         space.
3932         (vectorizable_load): Properly compute the number of loads needed
3933         for permuted strided SLP loads and do not spuriously assign
3934         to SLP_TREE_VEC_STMTS.
3935
3936 2016-01-12  Andris Pavenis  <andris.pavenis@iki.fi>
3937
3938         * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3939         (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3940         (MD_EXEC_PREFIX): Remove.
3941         (MD_STARTFILE_PREFIX) Removee.
3942         (FILE_NAME_ABSOLUTE_P): Remove.
3943         (CPP_SPEC): Do not read macros from sys/version.h.
3944         (LINK_COMMAND_SPEC): Remove.
3945         (LOCAL_INCLUDE_DIR): Remove.
3946         (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
3947         (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
3948         (POST_LINK_SPEC): Define to invoke stubify after linker
3949         (LIBSTDCXX): Remove define
3950         (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
3951         (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
3952         (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
3953         (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
3954         (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
3955         (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
3956         (i386_djgpp_asm_named_section): Add propotype of new procedure
3957
3958         * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
3959         (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
3960         (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
3961         in config/i386/djgpp.h).
3962         (STANDARD_STARTFILE_PREFIX_2): Define identical to
3963         STANDARD_STARTFILE_PREFIX_1.
3964         (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
3965         (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
3966         installation errors.
3967         (MAX_OFILE_ALIGNMENT): Define to 128.
3968         (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
3969
3970         * config/i386/djgpp.c: New file. Add implementation of
3971         i386_djgpp_asm_named_section.
3972
3973         * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
3974
3975         * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
3976         Add rule for building djgpp.o.
3977
3978 2016-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3979
3980         * config/rs6000/rs6000.c (v2df_reduction_p): New function.
3981         (rtx_is_swappable_p): Reductions are swappable.
3982         (insn_is_swappable_p): V2DF reductions are swappable.
3983
3984 2016-01-11  John David Anglin  <danglin@gcc.gnu.org>
3985
3986         * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
3987         reloads for other unsupported memory operands.
3988
3989 2016-01-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
3990             Jim Wilson  <jim.wilson@linaro.org>
3991
3992         PR target/69194
3993         * config/arm/arm-builtins.c (arm_expand_neon_args): Call
3994         copy_to_mode_reg instead of force_reg.
3995
3996 2016-01-11  H.J. Lu  <hongjiu.lu@intel.com>
3997
3998         PR target/69225
3999         * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
4000         TARGET_80387 is true.
4001
4002 2016-01-11  Jakub Jelinek  <jakub@redhat.com>
4003
4004         PR target/69071
4005         * lra-eliminations.c (move_plus_up): Only move plus up
4006         if subreg of the constant can be simplified into constant
4007         and use the simplified subreg of the constant instead of
4008         the original constant.
4009
4010         * fold-const.c (fold_convertible_p): Don't return true
4011         for conversion of VECTOR_TYPE to same sized integral type.
4012         (fold_convert_loc): Fix up formatting.  Fold conversion of
4013         VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
4014         instead of NOP_EXPR.
4015
4016         PR tree-optimization/69214
4017         * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
4018         innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
4019         Formatting fix.
4020
4021         PR tree-optimization/69207
4022         * tree-vect-slp.c (vect_get_constant_vectors): For
4023         VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
4024         fold_convertible_p to vector_type's element type, and always
4025         use VCE for non-VECTOR_BOOLEAN_TYPE_P.
4026
4027 2016-01-11  Richard Biener  <rguenther@suse.de>
4028
4029         PR tree-optimization/69173
4030         * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
4031         fixup the cycle if all stmts are in a pattern.
4032
4033 2016-01-11  Uros Bizjak  <ubizjak@gmail.com>
4034
4035         PR middle-end/68999
4036         * alias.c (base_alias_check): Move check for addresses with
4037         alignment ANDs before the call for compare_base_decls.
4038         (memrefs_conflict_p): Return -1 for different decls
4039         that went through alignment adjustments.
4040
4041 2016-01-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4042
4043         PR rtl-optimization/68796
4044         * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
4045         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
4046         and QImode comparisons against zero with CC_NZmode.
4047         * config/aarch64/iterators.md (short_mask): New mode_attr.
4048
4049 2016-01-11  H.J. Lu  <hongjiu.lu@intel.com>
4050
4051         * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
4052         (<avx512>_store<mode>_mask): Likewise.
4053
4054 2016-01-11  Bernd Schmidt  <bschmidt@redhat.com>
4055             Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4056
4057         PR rtl-optimization/68841
4058         * ifcvt.c (struct noce_if_info): Add orig_x field.
4059         (bbs_ok_for_cmove_arith): Add to_rename parameter.
4060         Don't record conflicts on to_rename if it's present.
4061         Allow memory destinations in sets.
4062         (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
4063         blocks, passing orig_x to the checks.
4064         (noce_process_if_block): Set if_info->orig_x appropriately.
4065
4066 2016-01-11  Tom de Vries  <tom@codesourcery.com>
4067
4068         PR tree-optimization/69069
4069         * tree-parloops.c (create_parallel_loop): Add missing phi args.
4070
4071 2016-01-11  Yuri Rumyantsev  <ysrumyan@gmail.com>
4072
4073         PR rtl-optimization/68920
4074         * config/i386/i386.c (ix86_option_override_internal): Restrict number
4075         of conditional moves for  RTL if-conversion to 1 for
4076         TARGET_ONE_IF_CONV_INSN.
4077         * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
4078         * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
4079         * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
4080         parameter to restirct number of conditional moves for
4081         RTL if-conversion.
4082         * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
4083         * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
4084         conditionl moves.
4085
4086 2016-01-11  Alexandre Oliva  <aoliva@redhat.com>
4087
4088         PR bootstrap/69123
4089         * var-tracking.c (drop_overlapping_mem_locs): Operate on all
4090         onepart vars.  Fix typo in comment.  Fix reversed condition in
4091         unshare test.
4092         (dataflow_set_remove_mem_locs): Operate on all onepart vars.
4093
4094         PR bootstrap/69123
4095         * var-tracking.c (dump_onepart_variable_differences): New.
4096         (dataflow_set_different): If a detailed dump is requested,
4097         delay early returns and dump differences between onepart
4098         variables present before and after, and added variables.
4099
4100 2016-01-11  Ilya Enkovich  <enkovich.gnu@gmail.com>
4101
4102         PR target/69010
4103         * expr.c (expand_expr_real_1): For boolean vector constants
4104         with a scalar mode use const_scalar_mask_from_tree.
4105         (const_scalar_mask_from_tree): New.
4106         * optabs.c (expand_vec_cond_mask_expr): Use mask mode
4107         assigned to a mask type to handle constants.
4108
4109 2016-01-11  Martin Jambor  <mjambor@suse.cz>
4110
4111         PR ipa/69044
4112         * ipa-cp.c (estimate_local_effects): Do not clone for removal of
4113         useless parameters if we cannot change function signature.
4114
4115 2016-01-11  Martin Jambor  <mjambor@suse.cz>
4116
4117         PR ipa/66616
4118         * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
4119         flag.
4120
4121 2016-01-11  Tom de Vries  <tom@codesourcery.com>
4122
4123         PR tree-optimization/69109
4124         * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
4125         latch with phi.
4126
4127 2016-01-11  Tom de Vries  <tom@codesourcery.com>
4128
4129         PR tree-optimization/69108
4130         * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
4131         res is not used in a phi.
4132
4133 2016-01-11  Yury Gribov  <y.gribov@samsung.com>
4134
4135         PR 67425
4136         * common.opt (frandom-seed): Fix parameter name.
4137         * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
4138
4139 2016-01-11  Tom de Vries  <tom@codesourcery.com>
4140
4141         PR tree-optimization/69058
4142         * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
4143         not supported.
4144
4145 2016-01-11  Andrew Burgess  <andrew.burgess@embecosm.com>
4146
4147         * config/arc/arc.opt (mdiv-rem): Add period to the end.
4148         (mcode-density): Likewise.
4149
4150 2016-01-10  Tom de Vries  <tom@codesourcery.com>
4151
4152         PR tree-optimization/69062
4153         * tree-parloops.c (loop_has_phi_with_address_arg): New function.
4154         (parallelize_loops): Don't paralelize loop that has phi with address
4155         arg.
4156
4157 2016-01-10  Tom de Vries  <tom@codesourcery.com>
4158
4159         PR tree-optimization/69039
4160         * tree-parloops.c (try_create_reduction_list): Only allow single exit
4161         phi for reduction.
4162
4163 2016-01-09  John David Anglin  <danglin@gcc.gnu.org>
4164
4165         PR middle-end/68743
4166         * match.pd: Require target has function_c99_misc before doing
4167         truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
4168
4169 2016-01-09  Gerald Pfeifer  <gerald@pfeifer.com>
4170
4171         * configure.ac (isl_options_set_schedule_serialize_sccs): Also
4172         use GMPINC.
4173         * configure: Regenerate.
4174
4175 2016-01-09  Jakub Jelinek  <jakub@redhat.com>
4176
4177         PR middle-end/50865
4178         PR tree-optimization/69097
4179         * fold-const.h (expr_not_equal_to): New prototype.
4180         * fold-const.c: Include stringpool.h and tree-ssanames.h.
4181         (expr_not_equal_to): New function.
4182         * match.pd (X % -Y is the same as X % Y): Don't optimize
4183         unless X is known not to be equal to minimum or Y is known
4184         not to be equal to -1.
4185         * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
4186         fold TRUNC_MOD_EXPR if the second argument is not a power of two.
4187         (simplify_stmt_using_ranges): Adjust caller.
4188         (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
4189         substitute_and_fold.
4190
4191 2016-01-09  Jan Hubicka  <hubicka@ucw.cz>
4192
4193         * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
4194         w/o DECL_NAME.
4195
4196 2016-01-08  Jakub Jelinek  <jakub@redhat.com>
4197
4198         PR tree-optimization/69167
4199         * gimple-fold.c (replace_stmt_with_simplification): Also punt if
4200         new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
4201         ops[0] comparison.
4202         * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
4203
4204 2016-01-08  Alan Lawrence  <alan.lawrence@arm.com>
4205             Richard Biener  <rguenther@suse.de>
4206
4207         PR tree-optimization/68707
4208         * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
4209         instances that can be handled via vect_load_lanes.
4210
4211 2016-01-08  Uros Bizjak  <ubizjak@gmail.com>
4212
4213         * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
4214         if we can't determine address equivalence.
4215         * alias.c (compare_base_decl): Update for changed return value of
4216         symtab_node::equal_address_to.
4217
4218 2016-01-08  Jason Merrill  <jason@redhat.com>
4219
4220         PR c++/68983
4221         PR c++/67557
4222         * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
4223         * expr.c (store_field): Not here.
4224         * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
4225         call with TREE_ADDRESSABLE type.
4226         * tree-cfg.c (verify_gimple_call): Adjust.
4227
4228 2016-01-08  Olivier Hainque  <hainque@adacore.com>
4229
4230         * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
4231         libc_internal.
4232
4233 2016-01-08  Alan Lawrence  <alan.lawrence@arm.com>
4234
4235         * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
4236         (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
4237         (reduc_smin_v2sf): Rename to...
4238         (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
4239         (reduc_splus_v2sf): Rename to...
4240         (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
4241
4242 2016-01-08  Jakub Jelinek  <jakub@redhat.com>
4243
4244         PR tree-optimization/69162
4245         * gimplify.c (gimplify_va_arg_expr): Encode original type of
4246         valist argument in another argument.
4247         (gimplify_modify_expr): Adjust for the above change.  Cleanup.
4248         * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
4249         to determine the va_list type, build a MEM_REF instead of
4250         build_fold_indirect_ref.
4251
4252         PR tree-optimization/69172
4253         * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
4254         gimple_build.
4255
4256 2016-01-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4257
4258         PR tree-optimization/67781
4259         * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4260         and cmpnop in two steps: first the ones not accessed in original
4261         gimple expression in a endian independent way and then the ones not
4262         accessed in the final result in an endian-specific way.
4263
4264 2016-01-08  Jakub Jelinek  <jakub@redhat.com>
4265
4266         PR tree-optimization/69083
4267         * tree-vect-slp.c (vect_get_constant_vectors): For
4268         VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
4269         element type.  If op is fold_convertible_p to vector_type's element
4270         type, use NOP_EXPR instead of VCE.
4271
4272 2016-01-08  Segher Boessenkool  <segher@kernel.crashing.org>
4273
4274         PR rtl-optimization/67778
4275         PR rtl-optimization/68634
4276         PR rtl-optimization/68909
4277         * shrink-wrap.c (try_shrink_wrapping): Add comment.  Don't pop
4278         block from the stack until done with it.  Remove a superfluous
4279         bitmap set.  Remove a superfluous bitmap test.
4280
4281 2016-01-07  Martin Sebor  <msebor@redhat.com>
4282
4283         PR c/68966
4284         * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
4285         constraint on the type of arguments.
4286
4287 2016-01-07  Andreas Tobler  <andreast@gcc.gnu.org>
4288
4289         * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
4290         SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
4291         unaligned_access on the gcc_options set.
4292         * config/arm/arm.c (arm_option_override_internal): Use
4293         SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
4294
4295 2016-01-07  Uros Bizjak  <ubizjak@gmail.com>
4296
4297         PR target/69140
4298         * config/i386/i386.c (ix86_frame_pointer_required): Enable
4299         frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
4300
4301 2016-01-07  Uros Bizjak  <ubizjak@gmail.com>
4302
4303         Revert
4304         2016-01-06  Uros Bizjak  <ubizjak@gmail.com>
4305
4306         PR target/69140
4307         * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4308         depending on frame_pointer_needed before remaining integer and SSE
4309         registers are saved.
4310
4311 2016-01-07  Sandra Loosemore  <sandra@codesourcery.com>
4312
4313         PR 1078
4314         * doc/extend.texi (Nvidia PDX Function Attributes): New section.
4315
4316 2016-01-07  H.J. Lu  <hongjiu.lu@intel.com>
4317
4318         PR target/69171
4319         * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
4320         Use the "xBm" constraint.
4321         (float<sseintvecmodelower><mode>2<mask_name><round_name):
4322         Likewise.
4323         (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
4324         (sse_cvtsi2ssq<round_name>): Likewise.
4325         (sse_cvtss2si<round_name>): Likewise.
4326         (sse_cvtss2siq<round_name>): Likewise.
4327         (sse2_cvtsi2sdq<round_name>): Likewise.
4328         (sse2_cvtsd2si<round_name>): Likewise.
4329         (sse2_cvtsd2siq<round_name>): Likewise.
4330         * config/i386/subst.md (round_nimm_scalar_predicate): New
4331         predicate.
4332
4333 2015-12-15  Bernd Schmidt  <bschmidt@redhat.com>
4334
4335         PR middle-end/67639
4336         * varasm.c (make_decl_rtl): Mark invalid register vars as
4337         DECL_EXTERNAL.
4338
4339         PR rtl-optimization/66206
4340         * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
4341         All callers changed.
4342
4343 2016-01-07  Jakub Jelinek  <jakub@redhat.com>
4344
4345         PR tree-optimization/69141
4346         * tree-ssa-pre.c: Include langhooks.h.
4347         (eliminate_dom_walker::before_dom_children): Use
4348         lang_hooks.decl_printable_name instead of
4349         cgraph_node::get ()->name ().
4350
4351         PR middle-end/68960
4352         * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
4353         it and DECL_ALIGN too.
4354
4355 2016-01-06  Robert Suchanek  <robert.suchanek@imgtec.com>
4356
4357         * config/mips/mips-ftypes.def: Sort to lexicographical order.
4358
4359 2016-01-06  Uros Bizjak  <ubizjak@gmail.com>
4360
4361         PR target/69140
4362         * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
4363         depending on frame_pointer_needed before remaining integer and SSE
4364         registers are saved.
4365
4366 2015-01-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4367
4368         * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
4369         mode iterator with VSX_M2.
4370         (*p9_vecstore_<mode>): Likewise.
4371         (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
4372         (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
4373         (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
4374         (define_split for VSX_LE128 stores): Likewise.
4375         (define_peephole2 for TImode LE swaps): Likewise.
4376         (define_split for VSX_LE128 post-reload stores): Likewise.
4377
4378 2016-01-06  Marek Polacek  <polacek@redhat.com>
4379
4380         PR sanitizer/69099
4381         * convert.c (convert_to_integer_1): Adjust call to
4382         ubsan_instrument_float_cast.  Use NULL_TREE instead of NULL.
4383         * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter.  Use
4384         EXPR instead of ARG.
4385         * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
4386
4387 2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
4388
4389         PR 1078
4390         * doc/extend.texi (RL78 Variable Attributes): New section.
4391
4392 2016-01-05  Marek Polacek  <polacek@redhat.com>
4393
4394         PR c/69104
4395         * builtins.c (get_memmodel): Use expansion point location rather than
4396         the input location.  Call warning_at rather than warning.
4397         (expand_builtin_atomic_compare_exchange): Likewise.
4398         (expand_builtin_atomic_load): Likewise.
4399         (expand_builtin_atomic_store): Likewise.
4400         (expand_builtin_atomic_clear): Likewise.
4401
4402 2016-01-05  H.J. Lu  <hongjiu.lu@intel.com>
4403
4404         PR target/68991
4405         * config/i386/i386.c (ix86_expand_vector_logical_operator):
4406         Replace nonimmediate_operand with vector_operand.
4407         * config/i386/predicates.md (vector_operand): New predicate.
4408         (general_vector_operand): Replace nonimmediate_operand with
4409         vector_operand.
4410         * config/i386/sse.md: Replace nonimmediate_operand with
4411         vector_operand and m constraint with Bm constraint on SSE
4412         patterns with 16-byte memory operand.
4413         * config/i386/subst.md (round_nimm_predicate): Replace
4414         nonimmediate_operand with vector_operand.
4415         (round_saeonly_nimm_predicate): Likewise.
4416         (round_saeonly_nimm_scalar_predicate): New.
4417
4418 2016-01-05  H.J. Lu  <hongjiu.lu@intel.com>
4419
4420         PR target/68991
4421         * config/i386/constraints.md (Bm): New constraint.
4422         * config/i386/predicates.md (vector_memory_operand): New
4423         predicate.
4424         * config/i386/sse.md: Replace xm with xBm in plusminus and
4425         any_logic patterns.
4426
4427 2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
4428
4429         PR 1078
4430         * doc/extend.texi (V850 Function Attributes): New section.
4431         (V850 Variable Attributes): New section.
4432
4433 2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>
4434
4435         PR 1078
4436         * doc/extend.texi (MicroBlaze Function Attributes): Document
4437         interrupt_handler and fast_interrupt attributes.
4438
4439 2016-01-05  Sergei Trofimovich  <siarheit@google.com>
4440
4441         PR other/60465
4442         * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
4443         for local symbolic operands.
4444         * config/ia64/predicates.md (local_symbolic_operand64): New
4445         predicate.
4446
4447 2016-01-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4448
4449         PR rtl-optimization/68651
4450         * combine.c (combine_simplify_rtx): Canonicalize x + x into
4451         x << 1.
4452
4453 2016-01-05  Nathan Sidwell  <nathan@acm.org>
4454
4455         * alias.c (compare_base_decls): Use symtab_node::get.
4456
4457 2016-01-05  Nick Clifton  <nickc@redhat.com>
4458
4459         PR target/68770
4460         * ira-costs.c (copy_cost): Initialise the t_icode field of the
4461         secondary_reload_info structure.
4462
4463         PR target/66655
4464         * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
4465         decls if weak support is available.
4466
4467 2016-01-04  Martin Sebor  <msebor@redhat.com>
4468
4469         * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
4470
4471 2016-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
4472
4473         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4474         OPTION_MASK_P9_DFORM.
4475
4476         * config/rs6000/constraints.md (wo constraint): New constraint for
4477         ISA 3.0 (power9).
4478
4479         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
4480         for wo constraint.
4481         (rs6000_init_hard_regno_mode_ok): Likewise.
4482
4483         * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
4484         wo constraint.
4485
4486         * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
4487         expanders not to have constraints.  Add support for ISA 3.0 xxperm
4488         instruction.  Add support for fusing xxlor with xxperm.
4489         (altivec_vperm_<mode>_internal): Likewise.
4490         (altivec_vperm_v8hiv16qi): Likewise.
4491         (altivec_vperm_<mode>v16q): Likewise.
4492         (altivec_vperm_<mode>_uns): Likewise.
4493         (vperm_v8hiv4si): Likewise.
4494         (vperm_v16qiv8hi): Likewise.
4495
4496         * doc/md.texi (RS/6000 constraints): Document wo constraint.
4497
4498 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
4499
4500         Update copyright years.
4501
4502         * gcc.c (process_command): Update copyright notice dates.
4503         * gcov-dump.c (print_version): Ditto.
4504         * gcov.c (print_version): Ditto.
4505         * gcov-tool.c (print_version): Ditto.
4506         * gengtype.c (create_file): Ditto.
4507         * doc/cpp.texi: Bump @copying's copyright year.
4508         * doc/cppinternals.texi: Ditto.
4509         * doc/gcc.texi: Ditto.
4510         * doc/gccint.texi: Ditto.
4511         * doc/gcov.texi: Ditto.
4512         * doc/install.texi: Ditto.
4513         * doc/invoke.texi: Ditto.
4514
4515 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
4516
4517         * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
4518         modes larger than TImode as TImode if NEON is not enabled.
4519
4520 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
4521
4522         PR target/69100
4523         * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
4524         mode for %f0-%f31 only if TARGET_FPU.
4525
4526 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
4527
4528         PR target/69072
4529         * config/sparc/sparc.c (scan_record_type): Take into account subfields
4530         to compute the PACKED_P predicate.
4531         (function_arg_record_value): Minor tweaks.
4532
4533 2016-01-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4534
4535         * doc/install.texi (--with-multilib-list): Describe the meaning of the
4536         option for arm*-*-* targets.
4537
4538 2016-01-03  Sandra Loosemore  <sandra@codesourcery.com>
4539
4540         * doc/extend.texi (Common Function Attributes): Move docs for
4541         MSP430-specific attributes to....
4542         (MSP430 Function Attributes): ...here.  Delete the redundant
4543         entries and copy-edit the remaining text.
4544         (MSP430 Variable Attributes): Use uniform format for index
4545         entries and add a cross-reference to the corresponding function
4546         attribute docs.
4547
4548 2016-01-03  Vladimír Čunát  <vcunat@gmail.com>
4549
4550         * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
4551         -finite-math typo.
4552         (x86 Options): Likewise.
4553
4554 2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>
4555
4556         PR 1078
4557
4558         * extend.texi (Common Function Attributes) <no_stack_limit>: New.
4559         * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
4560         to corresponding attribute.
4561
4562 2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>
4563
4564         * doc/extend.texi (Common Function Attributes) <noplt>: Move
4565         to correct alphabetization of table.  Copy-edit and correct
4566         markup.
4567         <stack_protect>: Likewise.
4568         <target_clones>: Likewise.
4569         <simd>: Likewise.
4570         * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
4571         Correct punctuation.
4572         (Code Gen Options) <-fno-plt>: Copy-edit.
4573
4574 2016-01-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4575
4576         PR target/68917
4577         * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
4578         SI values.  Explicitly convert SI to DI and vice-versa.
4579
4580 2016-01-01  Jakub Jelinek  <jakub@redhat.com>
4581
4582         PR tree-optimization/69070
4583         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
4584         REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
4585
4586         PR sanitizer/69055
4587         * ubsan.c (ubsan_instrument_float_cast): Call
4588         initialize_sanitizer_builtins.
4589
4590         PR target/69015
4591         * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
4592 \f
4593 Copyright (C) 2016 Free Software Foundation, Inc.
4594
4595 Copying and distribution of this file, with or without modification,
4596 are permitted in any medium without royalty provided the copyright
4597 notice and this notice are preserved.