gcc/ChangeLog

   1 2017-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
   2
   3         * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
   4         feature string.
   5
   6 2017-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
   7
   8         * config/aarch64/aarch64-cores.def: Rearrange to sort by
   9         architecture, then by implementer ID.
  10         * config/aarch64/aarch64-tune.md: Regenerate.
  11
  12 2017-06-20  Richard Biener  <rguenther@suse.de>
  13
  14         PR middle-end/81097
  15         * fold-const.c (split_tree): Fold to type before negating.
  16
  17 2017-06-20  David Malcolm  <dmalcolm@redhat.com>
  18
  19         * diagnostic-show-locus.c
  20         (selftest::test_fixit_deletion_affecting_newline): New function.
  21         (selftest::diagnostic_show_locus_c_tests): Call it.
  22
  23 2017-06-20  Andreas Schwab  <schwab@suse.de>
  24
  25         PR target/80970
  26         * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
  27         instead of "+d".
  28
  29 2017-06-20  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
  30
  31         * config/arm/arm-c.c (arm_cpu_builtins): New block to define
  32         __ARM_FEATURE_COPROC according to support.
  33
  34 2017-06-20  Jakub Jelinek  <jakub@redhat.com>
  35
  36         * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
  37         Rewritten to avoid overflow for > 32-bit pointers.
  38
  39         PR sanitizer/81125
  40         * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
  41         by removing enum keyword.
  42         (ubsan_type_descriptor): Likewise.  Formatting fix.
  43
  44         PR target/81121
  45         * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
  46         splitter): Require TARGET_SSE2 in the condition.
  47
  48 2017-06-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
  49
  50         PR target/79799
  51         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
  52         for doing vector set of SFmode on ISA 3.0.
  53         * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
  54         (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
  55         element.
  56         (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
  57         SFmode value into a V4SF variable that was extracted from another
  58         V4SF variable without converting the element to double precision
  59         and back to single precision vector format.
  60         (vsx_insert_extract_v4sf_p9_2): Likewise.
  61
  62 2017-06-19  Jakub Jelinek  <jakub@redhat.com>
  63
  64         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
  65         in UWHI to avoid undefined overflow.
  66
  67         PR sanitizer/81125
  68         * ubsan.h (enum ubsan_encode_value_phase): New.
  69         (ubsan_encode_value): Change second argument to
  70         enum ubsan_encode_value_phase with default value of
  71         UBSAN_ENCODE_VALUE_GENERIC.
  72         * ubsan.c (ubsan_encode_value): Change second argument to
  73         enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
  74         adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
  75         create_tmp_var_raw instead of create_tmp_var and use a
  76         TARGET_EXPR.
  77         (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
  78         instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
  79         ubsan_encode_value callers.
  80
  81         PR sanitizer/81111
  82         * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
  83         use create_tmp_var_raw instead of create_tmp_var, mark it addressable
  84         just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
  85
  86 2017-06-19  Richard Biener  <rguenther@suse.de>
  87
  88         PR middle-end/81118
  89         * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
  90         estimates if we changed anything.
  91
  92 2017-06-19  Richard Biener  <rguenther@suse.de>
  93
  94         PR tree-optimization/80887
  95         * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
  96         (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
  97         simplified lookups, then reset mprts_hook.
  98         (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
  99         simplifying.
 100         (try_to_simplify): Likewise.
 101
 102 2017-06-19  Martin Liska  <mliska@suse.cz>
 103
 104         PR sanitizer/80879
 105         * gimplify.c (gimplify_switch_expr):
 106         Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
 107
 108 2017-06-19  Martin Liska  <mliska@suse.cz>
 109
 110         * doc/install.texi: Document that PGO runs in 4 stages.
 111
 112 2017-06-19  Martin Liska  <mliska@suse.cz>
 113
 114         PR ipa/80732
 115         * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
 116         to dispatcher function name.
 117         * multiple_target.c (replace_function_decl): New function.
 118         (create_dispatcher_calls): Redirect both edges and references.
 119
 120 2017-06-19  Jan Hubicka <hubicka@ucw.cz>
 121
 122         * profile-count.c (profile_count::dump): Dump quality.
 123         (profile_count::differs_from_p): Update for unsigned val.
 124         * profile-count.h (profile_count_quality): New enum.
 125         (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
 126
 127 2017-06-19  Richard Biener  <rguenther@suse.de>
 128
 129         * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
 130         struct function as arg.
 131         (estimate_numbers_of_iterations): Export overload with loop arg.
 132         (free_numbers_of_iterations_estimates_loop): Use an overload of
 133         free_numbers_of_iterations_estimates instead.
 134         * tree-cfg.c (remove_bb): Adjust.
 135         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
 136         * tree-parloops.c (gen_parallel_loop): Likewise.
 137         * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
 138         Likewise.
 139         (tree_unroll_loops_completely): Likewise.
 140         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
 141         Use an overload instead and export.
 142         (estimated_loop_iterations): Adjust.
 143         (max_loop_iterations): Likewise.
 144         (likely_max_loop_iterations): Likewise.
 145         (estimate_numbers_of_iterations): Take struct function as arg
 146         and adjust.
 147         (loop_exits_before_overflow): Adjust.
 148         (free_numbers_of_iterations_estimates_loop): Use an overload.
 149         * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
 150         * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
 151
 152 2017-06-19  Richard Biener  <rguenther@suse.de>
 153
 154         PR ipa/81112
 155         * ipa-prop.c (find_constructor_constant_at_offset): Handle
 156         RANGE_EXPR conservatively.
 157
 158 2017-06-16  Carl Love  <cel@us.ibm.com>
 159
 160         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
 161         definitions for vec_float, vec_float2, vec_floato,
 162         vec_floate built-ins.
 163         * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
 164         for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
 165         floate.
 166         * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
 167         FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
 168         UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
 169         * config/altivec.md (define_insn "p8_vmrgew_<mode>",
 170         define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
 171         * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
 172         vec_floato): Add builtin defines.
 173         * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
 174         Update the built-in documentation file for the new built-in
 175         functions.
 176
 177 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 178
 179         * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
 180         (mthumb): Mark as the negative of -marm.
 181
 182 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 183
 184         * doc/invoke.texi (ARM Options, -mcpu): Document supported
 185         extension options.
 186         (ARM Options, -mtune): Document that this accepts the same
 187         extension options as -mcpu.
 188         (ARM Options, -mfpu): Document addition of -mfpu=auto.
 189
 190 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 191
 192         * doc/invoke.texi (ARM Options, -march=): Document new syntax and
 193         permitted extensions.
 194
 195 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 196
 197         * config/arm/arm-cpus.in (armv7): Add extension +nofp.
 198         (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
 199         (armv8-m.main): Add option +nodsp.
 200         * config/arm/arm-cpu-cdata.h: Regenerated.
 201
 202 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 203
 204         * config/arm/t-fuchsia: New file.
 205         * config.gcc (arm*-*-fuchsia*): Use it.
 206
 207 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 208
 209         * config/arm/t-symbian: Rewrite for new option infrastructure.
 210
 211 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 212
 213         * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
 214         (MULTILIB_REQUIRED): Likewise.
 215
 216 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 217
 218         * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
 219         (MULTILIB_RESUE): Likewise.
 220         (MULTILIB_MATCHES): Likewise.
 221         (MULTLIB_REQUIRED): Likewise.
 222
 223 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 224
 225         * config/arm/t-rtems: Rewrite for new option framework.
 226
 227 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 228
 229         * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
 230         (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
 231         (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
 232         (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
 233         * config/arm/t-multilib: ... here.
 234         (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
 235         (MULTILIB_MATCHES): Use armv7 libraries for armv7-r.  Also use for
 236         armv7-a and armv8*-a when A-profile libraries have not been built.
 237         * config/arm/t-rmprofile: Rewrite.
 238
 239 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 240
 241         * genmultilib (multilib_reuse): Allow an explicit period to be escaped
 242         with a backslash.  Remove the backslash after substituting unescaped
 243         periods.
 244         * doc/fragments.texi (MULTILIB_REUSE): Document it.
 245
 246 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 247
 248         * config.gcc: (arm*-*-*): When building a-profile libraries, force
 249         the driver to pass through the default setting of -mfloat-abi.
 250         * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
 251         rather than NULL.
 252         * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
 253         (all_feat_combs): New rule.
 254         (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories.  Rework
 255         default libraries.
 256         * config/arm/t-aprofile: Rewrite.
 257
 258 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 259
 260         * config/arm/arm.h (FPUTYPE_AUTO): Define.
 261         * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
 262         fpu is not specified by the user/command-line.
 263         * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
 264         * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
 265         * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
 266         * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
 267         * common/config/arm/arm-common.c (arm_canon_arch_option): Use
 268         FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
 269
 270 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 271
 272         * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
 273         * config/arm/t-arm-elf: Rewritten.
 274
 275 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 276
 277         * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
 278         have some floating-point instructions.
 279         (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
 280         (TARGET_MAYBE_HARD_FLOAT): New macro.
 281         * config/arm/arm-builtins.c (arm_init_builtins): Use
 282         TARGET_MAYBE_HARD_FLOAT.
 283         * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
 284
 285 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 286
 287         * common/config/arm/arm-common.c: Define INCLUDE_LIST.
 288         (configargs.h): Include it.
 289         (arm_print_hint_for_fpu_option): New function.
 290         (arm_parse_fpu_option): New function.
 291         (candidate_extension): New class.
 292         (arm_canon_for_multilib): New function.
 293         * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
 294         (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
 295         (ARCH_CANONICAL_SPECS): New macro.
 296         (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
 297
 298 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 299
 300         * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
 301         are set after handling multilib fragments.  Set target_cpu_default2
 302         from with_cpu.
 303
 304 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 305
 306         * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
 307         cpu name.
 308         (arm*-*-*): Set target_cpu_default2 to a quoted string.
 309         * config/arm/parsecpu.awk (check_cpu): Validate any extension
 310         options.
 311         (check_arch): Likewise.
 312         * config/arm/arm.c (arm_configure_build_target): Handle
 313         TARGET_CPU_DEFAULT being a string constant.  Scan any feature
 314         options in the default.
 315
 316 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 317
 318         * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
 319         when an option is an alias of another.
 320         * config/arm/parsecpu.awk (optalias): New parser token.
 321         (gen_comm_data): Mark non-alias options as such.  Emit entries
 322         for extension aliases.
 323         * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
 324         (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
 325         (armv6kz, armv6zk, armv6t2): Likewise.
 326         (armv7): Make vfpv3-d16 an alias.
 327         (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases.  Sort in
 328         canonical order.
 329         (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
 330         Sort in canonical order.
 331         (armv8-a): Sort in canonical order.
 332         (armv8.1-a, armv8.2-a):  Likewise.
 333         (generic-armv7-a): Make neon and neon-vfpv3 aliases.  Sort in
 334         canonical order.
 335         (cortex-a9): Sort in canonical order.
 336         * config/arm/arm.c (selftests.h): Include it.
 337         (arm_test_cpu_arch_data): New function.
 338         (arm_run_self_tests): New function.
 339         (TARGET_RUN_TARGET_SELFTESTS): Redefine.
 340         (targetm): Move declaration to the end of the file.
 341         * arm-cpu-cdata.h: Regenerated.
 342
 343 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 344
 345         * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
 346         call to target_mode_check describing the type of option passed.
 347         * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
 348         (arm_target_thumb_only): Use arm_parse_arch_option_name or
 349         arm_parse_cpu_option_name to match parameters against list of
 350         available targets.
 351         * config/arm/parsecpu.awk (gen_comm_data): Don't generate
 352         arm_arch_core_flags data structure.
 353         * config/arm/arm-cpu_cdata.h: Regenerated.
 354
 355 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 356
 357         * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
 358         config/arm/arm.c.
 359         (arm_print_hint_for_cpu_option): Likewise.
 360         (arm_print_hint_for_arch_option): Likewise.
 361         (arm_parse_cpu_option_name): Likewise.
 362         (arm_parse_arch_option_name): Likewise.
 363         * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
 364         of entries in the all_fpus list.
 365         * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
 366         (arm_parse_cpu_option_name): Declare.
 367         (arm_parse_arch_option_name): Declare.
 368         (arm_parse_option_features): Declare.
 369         (arm_intialize_isa): Declare.
 370         * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
 371         data tables to ...
 372         (gen_comm_data): ... here.  Make definitions non-static.
 373         * config/arm/arm-cpu-data.h: Regenerated.
 374         * config/arm/arm-cpu-cdata.h: Regenerated.
 375
 376 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 377
 378         * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
 379         (cpu_arch_extension): New structure.
 380         (cpu_arch_option, arch_option, cpu_option): New structures.
 381         * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
 382         architecture types.
 383         (gen_data): Generate new format data tables.
 384         * config/arm/arm.c (cpu_tune): New structure.
 385         (cpu_option, processors): Delete.
 386         (arm_print_hint_for_core_or_arch): Delete.  Replace with ...
 387         (arm_print_hint_for_cpu_option): ... this and ...
 388         (arm_print_hint_for_arch_option): ... this.
 389         (arm_parse_arch_cpu_name): Delete.  Replace with ...
 390         (arm_parse_cpu_option_name): ... this and ...
 391         (arm_parse_arch_option_name): ... this.
 392         (arm_unrecognized_feature): Change type of target parameter to
 393         cpu_arch_option.
 394         (arm_parse_arch_cpu_features): Delete.  Replace with ...
 395         (arm_parse_option_features): ... this.
 396         (arm_configure_build_target): Rework to use new configuration data
 397         tables.
 398         (arm_print_tune_info): Rework for new configuration data tables.
 399         * config/arm/arm-cpu-data.h: Regenerated.
 400         * config/arm/arm-cpu.h: Regenerated.
 401
 402 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 403
 404         * Makefile.in (OBJS): Move sbitmap.o from here ...
 405         (OBJS-libcommon): ... to here.
 406
 407 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 408
 409         * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
 410         (ISA_ALL_CRYPTO): New macro.
 411         (ISA_ALL_SIMD): New macro
 412         (ISA_ALL_FP): New macro.
 413         * config/arm/arm.c (fpu_bitlist): Update initializer.
 414         * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
 415         simd or fp.
 416         (arm9e): Add fpu.  Add option for nofp
 417         (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
 418         (arm926ej-s, arm1026ej-s): Likewise.
 419         (generic-armv7-a): Add fpu.  Add options for simd, vfpv3, vfpv3-d16,
 420         vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
 421         neon-fp16, neon-vfpv4, nofp and nosimd.
 422         (cortex-a5, cortex-a7): Add fpu.  Add options for nosimd and nofp.
 423         (cortex-a8): Add fpu.  Add option for nofp.
 424         (cortex-a9): Add fpu.  Add options for nosimd and nofp.
 425         (cortex-a12, cortex-a15, cortex-a17): Add fpu.  Add option for nofp.
 426         (cortex-r4f): Add fpu.
 427         (cortex-r5): Add fpu.  Add options for nofp.dp and nofp.
 428         (cortex-r7): Use idiv option from architecture.  Add fpu.  Add option
 429         for nofp.
 430         (cortex-r8): Likewise.
 431         (cortex-m4): Add fpu.  Add option for nofp.
 432         (cortex-a15.cortex-a7): Add fpu.  Add option for nofp.
 433         (cortex-a17.cortex-a7): Likewise.
 434         (cortex-a32): Add fpu.  Add options for crypto and nofp.
 435         (cortex-a35, cortex-a53): Likewise.
 436         (cortex-a57): Add fpu.  Add option for crypto.
 437         (cortex-a72, cortex-a73): Likewise.
 438         (exynos-m1): Likewise.
 439         (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
 440         (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
 441         (cortex-m33): Add fpu.  Add option for nofp.
 442         * config/arm/arm-cpu-cdata.h: Regenerated
 443         * config/arm/arm-cpu-data.h: Regenerated.
 444
 445 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 446
 447         * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
 448         (armv5te, armv5tej): Likewise.
 449         (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
 450         (armv7): Add options fp and vfpv3-d16.
 451         (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
 452         vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
 453         nofp and nosimd.
 454         (armv7ve): Likewise.
 455         (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
 456         (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
 457         (armv8-a): Add nocrypto option.
 458         (armv8.1-a, armv8.2-a): Likewise.
 459         (armv8-m.main): add options fp, fp.dp and nofp.
 460
 461 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 462
 463         * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
 464         nofp.
 465         (armv8-a+crc): Delete.
 466         (armv8.1-a): Add options simd, crypto and nofp.
 467         (armv8.2-a): Add options fp16, simd, crypto and nofp.
 468         (armv8.2-a+fp16): Delete.
 469         (armv8-m.main): Add option dsp.
 470         (armv8-m.main+dsp): Delete.
 471         (cortex-a8): Add fpu.  Add nofp option.
 472         (cortex-a9): Add fpu.  Add nofp and nosimd options.
 473         * config/arm/parsecpu.awk (gen_data): Generate option tables and
 474         link to main cpu and architecture data structures.
 475         (gen_comm_data): Only put isa attributes from the main architecture
 476         in common tables.
 477         (option): New statement for architecture and CPU entries.
 478         * arm.c (struct cpu_option): New structure.
 479         (struct processors): Add entry for options.
 480         (arm_unrecognized_feature): New function.
 481         (arm_parse_arch_cpu_name): Ignore any characters after the first
 482         '+' character.
 483         (arm_parse_arch_cpu_feature): New function.
 484         (arm_configure_build_target): Separate out any CPU and architecture
 485         features and parse separately.  Don't error out if -mfpu=auto is
 486         used with only an architecture string.
 487         (arm_print_asm_arch_directives): New function.
 488         (arm_file_start): Call it.
 489         * config/arm/arm-cpu-cdata.h: Regenerated.
 490         * config/arm/arm-cpu-data.h: Likewise.
 491         * config/arm/arm-tables.opt: Likewise.
 492
 493 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 494
 495         * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
 496         assembler when it is not -mfpu=auto.
 497
 498 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 499
 500         * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
 501         (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
 502         (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
 503         (ASM_CPU_SPEC): Rewrite.
 504         (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
 505         (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef.  Use
 506         MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS.  Remove
 507         reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
 508         * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
 509         copied string is NUL-terminated.  Also strip any characters prefixed
 510         by '+'.
 511         (arm_rewrite_selected_arch): New function.
 512         (arm_rewrite_march): New function.
 513
 514 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
 515
 516         * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
 517         (x_arm_cpu_string, x_arm_tune_string): Likewise.
 518         (march, mcpu, mtune): Convert to string-based options.
 519         * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
 520         (arm_parse_arch_cpu_name): New function.
 521         (arm_configure_build_target): Use arm_parse_arch_cpu_name to
 522         identify selected architecture or CPU.
 523         (arm_option_save): New function.
 524         (TARGET_OPTION_SAVE): Redefine.
 525         (arm_option_restore): Restore string options.
 526         (arm_option_print): Print string options.
 527
 528 2017-06-16  Martin Sebor  <msebor@redhat.com>
 529
 530         PR tree-optimization/80933
 531         PR tree-optimization/80934
 532         * builtins.c (fold_builtin_3): Do not handle bcmp here.
 533         * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
 534         (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
 535         (gimple_fold_builtin): Call them.
 536
 537 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
 538
 539         * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
 540         as unlikely; update profile.
 541
 542 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
 543
 544         * predict.c (force_edge_cold): Handle declaring edges impossible
 545         more aggresively.
 546
 547 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
 548
 549         * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
 550         profile.
 551         (try_unroll_loop_completely): Fix reporting.
 552
 553 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
 554
 555         * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
 556
 557 2017-06-16  James Greenhalgh  <james.greenhalgh@arm.com>
 558
 559         PR target/71778
 560         * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
 561         if given a non-constant argument for an intrinsic which requires a
 562         constant.
 563
 564 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
 565
 566         * profile.c (compare_freqs): New function.
 567         (branch_prob): Sort edge list.
 568         (find_spanning_tree): Assume that the list is priority sorted.
 569
 570 2017-06-16  Richard Biener  <rguenther@suse.de>
 571
 572         PR tree-optimization/81090
 573         * passes.def (pass_record_bounds): Remove.
 574         * tree-pass.h (make_pass_record_bounds): Likewise.
 575         * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
 576         make_pass_record_bounds): Likewise.
 577         * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
 578         not free niter estimates at the beginning but at the end.
 579         * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
 580
 581 2017-06-16  Richard Biener  <rguenther@suse.de>
 582
 583         * tree-switch-conversion.c (emit_case_bit_tests): Adjust
 584         initializer to workaround ICE in host GCC 4.8.
 585
 586 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
 587
 588         * ipa-inline-transform.c (update_noncloned_frequencies): Update also
 589         counts.
 590         (clone_inlined_nodes): Update.
 591
 592 2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
 593
 594         * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
 595         prefetch settings, and enable prefetching by default at -O3.
 596
 597 2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
 598
 599         * config/aarch64/aarch64.c (aarch64_override_options_internal):
 600         Set flag_prefetch_loop_arrays according to tuning data.
 601
 602 2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
 603
 604         * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
 605         New tune structure.
 606         (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
 607         [Unrelated to main purpose of the patch] Place the pointer field last
 608         to enable type checking errors when tune structure are wrongly merged.
 609         * config/aarch64/aarch64.c (generic_prefetch_tune,)
 610         (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
 611         (thunderx2t99_prefetch_tune): New tune constants.
 612         (tune_params *_tunings): Update all tunings (no functional change).
 613         (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
 614         PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
 615         from tunings structures.
 616
 617 2017-06-16  Jakub Jelinek  <jakub@redhat.com>
 618
 619         PR sanitizer/81094
 620         * ubsan.c (instrument_null): Add T argument, use it instead
 621         of computing it based on IS_LHS.
 622         (instrument_object_size): Likewise.
 623         (pass_ubsan::execute): Adjust instrument_null and
 624         instrument_object_size callers to pass gimple_get_lhs or
 625         gimple_assign_rhs1 result to it.  Use instrument_null instead of
 626         calling get_base_address and instrument_mem_ref.  Handle
 627         aggregate call arguments for object-size sanitization.
 628
 629 2017-06-16  Yury Gribov  <tetra2005@gmail.com>
 630
 631         PR tree-optimization/81089
 632         * tree-vrp.c (is_masked_range_test): Validate operands of
 633         subexpression.
 634
 635 2017-06-15  Martin Sebor  <msebor@redhat.com>
 636
 637         PR c++/80560
 638         * dumpfile.c (dump_register): Avoid calling memset to initialize
 639         a class with a default ctor.
 640         * gcc.c (struct compiler): Remove const qualification.
 641         * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
 642         * hash-table.h: Ditto.
 643         * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
 644           assignment.
 645         * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
 646         * omp-low.c (lower_omp_ordered_clauses): Replace memset with
 647         default ctor.
 648         * params.h (struct param_info): Make struct members non-const.
 649         * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
 650         with default initialization.
 651         * vec.h (vec_copy_construct, vec_default_construct): New helper
 652         functions.
 653         (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
 654         with vec_copy_construct.
 655         (vect<T>::quick_grow_cleared): Replace memset with default ctor.
 656         (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
 657         * doc/invoke.texi (-Wclass-memaccess): Document.
 658
 659 2017-06-15  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 660
 661         * emit-rtl.h (is_leaf): Update comment about local
 662         register allocator.
 663
 664 2017-06-15  Jozef Lawrynowicz   <jozef.l@somniumtech.com>
 665
 666         PR target/78818
 667         * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
 668         for a variable to have a section before checking if the section has a
 669         name.
 670         Set section to.persistent if persistent attribute is set.
 671         Warn if .persistent attribute is used on an automatic variable.
 672
 673 2017-06-15  Eric Botcazou  <ebotcazou@adacore.com>
 674
 675         PR rtl-optimization/80474
 676         * reorg.c (update_block): Do not ignore instructions in a delay slot.
 677
 678 2017-06-15  Segher Boessenkool  <segher@kernel.crashing.org>
 679
 680         * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
 681         of REGNO.
 682
 683 2017-06-14  Maciej W. Rozycki  <macro@imgtec.com>
 684
 685         * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
 686         (casesi): Emit bounds checking as RTL.
 687         (casesi_internal_mips16_<mode>): Remove bounds checking.
 688
 689 2017-06-14  Max Filippov  <jcmvbkbc@gmail.com>
 690
 691         * config/xtensa/xtensa.c (xtensa_option_override): Append
 692         MASK_CONST16 to target_flags in the absence of TARGET_L32R.
 693         (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
 694          xtensa_doloop_hooks): Define unconditionally.
 695         (xtensa_reorg_loops): Only call reorg_loops in the presence of
 696         TARGET_LOOPS.
 697         * config/xtensa/xtensa.h (TARGET_L32R): New definition.
 698         (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
 699         for it in xtensa_option_override.
 700         (HARD_FRAME_POINTER_IS_FRAME_POINTER,
 701          HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
 702
 703 2017-06-14  Boris Kolpackov  <boris@codesynthesis.com>
 704
 705         * doc/cppopts.texi: Document '-' special value to -MF.
 706
 707 2017-06-14  Wilco Dijkstra  <wdijkstr@arm.com>
 708
 709         * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
 710         (cortex_a53_fconst): Likewise.
 711         (cortex_a53_fpmul): Likewise.
 712         (cortex_a53_f_load_64): Likewise.
 713         (cortex_a53_f_load_many): Likewise.
 714         (cortex_a53_advsimd_alu): Likewise.
 715         (cortex_a53_advsimd_alu_q): Likewise.
 716         (cortex_a53_advsimd_mul): Likewise.
 717         (cortex_a53_advsimd_mul_q): Likewise.
 718         (fpmac bypass): Add new bypass for fpmac-fpmac case.
 719         Add missing fmul, r2f_cvt and fconst cases.
 720
 721 2017-06-14  Richard Biener  <rguenther@suse.de>
 722
 723         PR middle-end/81088
 724         * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
 725         literal constants.
 726         (fold_binary_loc): When associating do not treat pre-existing
 727         TREE_OVERFLOW on literal constants as a reason to allow
 728         TREE_OVERFLOW on associated literal constants.
 729
 730 2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>
 731
 732         * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
 733         (MASK_FEATURES): New macro.
 734         * config/sparc/sparc.c (sparc_option_override): Remove the special
 735         handling of -mfpu and generalize it to all MASK_FEATURES switches.
 736
 737 2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>
 738
 739         * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
 740         a division of 0 if non-call exceptions are enabled.
 741
 742 2017-06-14  Andrew Pinski  <apinski@cavium.com>
 743             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
 744
 745         PR target/71663
 746         * config/aarch64/aarch64.c (aarch64_expand_vector_init):
 747         Improve vector initialization code gen for only variable case.
 748
 749 2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>
 750
 751         * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
 752
 753 2017-06-14  Richard Biener  <rguenther@suse.de>
 754
 755         PR tree-optimization/81083
 756         * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
 757         as values.
 758
 759 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 760
 761         * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
 762         (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
 763         * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
 764         * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete.  Adjust former use.
 765         * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
 766         * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
 767
 768 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 769
 770         * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
 771         * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
 772
 773 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 774
 775         * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
 776
 777 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 778
 779         * config/rs6000/t-rtems: Don't handle SPE.
 780
 781 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 782
 783         * config/rs6000/t-linux: Don't handle SPE.
 784
 785 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 786
 787         * config/rs6000/eabispe.h: Delete file.
 788
 789 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 790
 791         * config/rs6000/t-spe: Delete file.
 792
 793 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 794
 795         * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
 796         (rs6000_legitimate_offset_address_p): Return false for anything in
 797         V2SImode or V2SFmode.
 798
 799 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 800
 801         * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
 802         except V2SF and V2SI.  Rearrange the vector modes, and add comments.
 803         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
 804         and V4HImode.
 805         (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
 806         (rs6000_legitimate_offset_address_p): Ditto.
 807         (rs6000_emit_move): Ditto.
 808         (rs6000_init_builtins): Remove V4HI_type_node.
 809
 810 2017-06-13  Martin Liska  <mliska@suse.cz>
 811
 812         PR sanitize/78204
 813         * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
 814         (gate_asan): Likewise.
 815         * asan.h (asan_no_sanitize_address_p): Remove the function.
 816         (sanitize_flags_p): New function.
 817         * builtins.def: Fix coding style.
 818         * common.opt: Use renamed enum value.
 819         * convert.c (convert_to_integer_1): Use sanitize_flags_p.
 820         * doc/extend.texi: Document no_sanitize attribute.
 821         * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
 822         to SANITIZE_UNDEFINED_NONDEFAULT.
 823         * gcc.c (sanitize_spec_function): Use the renamed enum value.
 824         * gimple-fold.c (optimize_atomic_compare_exchange_p):
 825         Use sanitize_flags_p.
 826         * gimplify.c (gimplify_function_tree): Likewise.
 827         * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
 828         * opts.c (parse_no_sanitize_attribute): New function.
 829         (common_handle_option): Use renamed enum value.
 830         * opts.h (parse_no_sanitize_attribute): Declare.
 831         * tree.c (sanitize_flags_p): New function.
 832         * tree.h: Declared here.
 833         * tsan.c: Use sanitize_flags_p.
 834         * ubsan.c (ubsan_expand_null_ifn): Likewise.
 835         (instrument_mem_ref): Likewise.
 836         (instrument_bool_enum_load): Likewise.
 837         (do_ubsan_in_current_function): Remove the function.
 838         (pass_ubsan::execute): Use sanitize_flags_p.
 839         * ubsan.h: Remove do_ubsan_in_current_function
 840         * tree-cfg.c (print_no_sanitize_attr_value): New function.
 841         (dump_function_to_file): Use it here.
 842
 843 2017-06-13  Martin Jambor  <mjambor@suse.cz>
 844
 845         PR tree-optimization/80803
 846         PR tree-optimization/81063
 847         * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
 848         (propagate_subaccesses_across_link): Enqueue subtree whenever
 849         necessary instead of relying on the caller.
 850
 851 2017-06-13  Martin Jambor  <mjambor@suse.cz>
 852
 853         * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
 854         that have a first_link.
 855         (sort_and_splice_var_accesses): Do not check first_link before
 856         enquing.
 857         (subtree_mark_written_and_enqueue): Likewise.
 858         (propagate_all_subaccesses): Likewise and do not stop at first
 859         parent with a first_link.
 860
 861 2017-06-13  Martin Jambor  <mjambor@suse.cz>
 862
 863         * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
 864         instead of f.
 865
 866 2017-06-13  Yury Gribov  <tetra2005@gmail.com>
 867
 868         * match.pd: New pattern.
 869
 870 2017-06-13  Yury Gribov  <tetra2005@gmail.com>
 871
 872         * tree-vrp.c (is_masked_range_test): New function.
 873         (register_edge_assert_for): Determine ranges for
 874         some bit tests.
 875
 876 2017-06-13  Yury Gribov  <tetra2005@gmail.com>
 877
 878         PR tree-optimization/67328
 879         * fold-const.c (maskable_range_p): New function.
 880         (build_range_check): Generate bittests if possible.
 881
 882 2017-06-13  Martin Liska  <mliska@suse.cz>
 883
 884         * gimple-pretty-print.c (dump_probability): Add new argument.
 885         (dump_edge_probability): Dump both probability and count.
 886         (dump_gimple_label): Likewise.
 887         (dump_gimple_bb_header): Likewise.
 888
 889 2017-06-13  Georg-Johann Lay  <avr@gjlay.de>
 890
 891         PR target/81072
 892         * config/avr/avr-devices.c: Fix indentation.
 893         * config/avr/gen-avr-mmcu-specs.c: Dito.
 894
 895 2017-06-13  Richard Biener  <rguenther@suse.de>
 896
 897         * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
 898         instead get vector type from stmt_info.
 899         (vectorizable_reduction): Adjust.  Remove dead code.
 900
 901 2017-06-13  Richard Biener  <rguenther@suse.de>
 902
 903         PR middle-end/81065
 904         * fold-const.c (extract_muldiv_1): Remove bogus distribution
 905         case of C * (x * C2 + C3).
 906         (fold_addr_of_array_ref_difference): Properly fold index difference.
 907
 908 2017-06-12  David S. Miller  <davem@davemloft.net>
 909
 910         PR target/80968
 911         * config/sparc/sparc.md (return expander): Emit frame blockage if
 912         function uses alloca.
 913
 914 2017-06-12  Richard Sandiford  <richard.sandiford@linaro.org>
 915
 916         * combine.c (make_field_assignment): Check len rather than the mode
 917         precision when calling force_to_mode.
 918
 919 2017-06-12  Georg-Johann Lay  <avr@gjlay.de>
 920
 921         Support multilibs and devices that see flash in RAM address range.
 922
 923         PR target/81072
 924         * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
 925         (avr_mcu_t) <flash_pm_offset>: New field.
 926         (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
 927         * config/avr/avr.h (AVR_SHORT_CALLS): New define.
 928         (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
 929         (AVR_TINY_PM_OFFSET): Remove macro.
 930         * config/avr/avr.opt (-mshort-calls): New option.
 931         * config/avr/gen-avr-mmcu-specs.c (print_mcu)
 932         [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
 933         * config/avr/avr-c.c (avr_cpu_cpp_builtins)
 934         <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
 935         <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
 936         instead of avr_arch->have_jmp_call.
 937         <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
 938         [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
 939         avr_arch->flash_pm_offset to define.
 940         * config/avr/avr-devices.c (avr_arch_types): Add initializers for
 941         new field flash_pm_offset.  Add entry for avrxmega3.
 942         (avr_texinfo): Add entry for avrxmega3.
 943         * config/avr/avr-mcus.def: Add entries for: avrxmega3,
 944         attiny212, attiny214,
 945         attiny412, attiny414, attiny416, attiny417,
 946         attiny814, attiny816, attiny817,
 947         attiny1614, attiny1616, attiny1617,
 948         attiny3214, attiny3216, attiny3217.
 949         * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
 950         avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
 951         (avr_print_operand_address) [AVR_TINY]: Same.
 952         (avr_asm_init_sections) <readonly_data_section>: Only patch
 953         callback if avr_arch->flash_pm_offset = 0.
 954         (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
 955         for rodata if avr_arch->flash_pm_offset != 0.
 956         (avr_encode_section_info) [AVR_TINY]: Adjust comment.
 957         * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
 958         (opts) [AVR_ISA_RCALL]: Append opt_rcall.
 959         (m_options): Append opt_rcall.
 960         (m_dirnames): Append dir_rcall.
 961         * config/avr/t-multilib: Regenerate.
 962
 963         * configure.ac [target=avr]: Check whether avrxmega3 default
 964         linker description file works as needed.
 965         * configure: Regenerate.
 966         * doc/avr-mmcu.texi: Regenerate.
 967         * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
 968         <__AVR_ARCH__>: Document avrxmega3 and 103.
 969         <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
 970         <__AVR_SHORT_CALLS__>: Document it.
 971         <__AVR_PM_BASE_ADDRESS__>: Document it.
 972         * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
 973         (AVR Variable Attributes) <progmem>: Document this is
 974         not needed for avrxmega3.
 975         (AVR Named Address Spaces) <__flash>: Dito.
 976
 977 2017-06-12  Jan Hubicka  <hubicka@ucw.cz>
 978
 979         * cgraph.c (cgraph_node::dump): Complain about profile insanities.
 980
 981 2017-06-12  Doug Rupp  <rupp@adacore.com>
 982
 983         * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
 984         Append vxworks-stdint.h to the tm_file list.
 985         * config/vxworks-stdint.h: New file.
 986
 987 2017-06-12  Martin Liska  <mliska@suse.cz>
 988
 989         PR tree-optimization/81041
 990         * tree-profile.c (gimple_gen_ic_func_profiler):
 991         Create an extra BB in profile-generate
 992         (gimple_gen_time_profiler): Likewise.
 993
 994 2017-06-12  Jakub Jelinek  <jakub@redhat.com>
 995
 996         PR tree-optimization/81003
 997         * tree-ssa-reassoc.c (force_into_ssa_name): New function.
 998         (update_range_test): Use it instead of force_gimple_operand_gsi.
 999
1000 2017-06-12  Richard Biener  <rguenther@suse.de>
1001
1002         PR tree-optimization/81053
1003         * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
1004         with backedge value not defined in loop.  Simplify def stmt
1005         compute.
1006
1007 2017-06-11  Tom de Vries  <tom@codesourcery.com>
1008
1009         PR target/79939
1010         * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
1011         Return true.
1012         (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1013         nvptx_cannot_force_const_mem.
1014
1015 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
1016
1017         * opts.c (finish_options): Move test for flag_split_stack after
1018         it has been initialized.
1019
1020 2017-06-11  Jason Merrill  <jason@redhat.com>
1021
1022         * tree.h (id_equal): New.
1023         * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
1024         omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
1025         instead of strcmp of IDENTIFIER_POINTER.
1026
1027 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
1028
1029         * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
1030         (mark_all_inlined_calls_cdtor): Fix formating.
1031         (inline_transform): Rescale profile before inlining.
1032
1033 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
1034
1035         * cgraph.h (cgraph_edge::clone): Update prototype.
1036         * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
1037         (cgraph_node::create_clone): Update.
1038         (cgraph_node::create_version_clone): Update.
1039         * tree-inline.c (copy_bb): Update.
1040         (expand_call_inline): Update.
1041
1042 2017-06-10  Segher Boessenkool  <segher@kernel.crashing.org>
1043
1044         * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
1045         factored out from ...
1046         (rs6000_emit_prologue): ... here.
1047
1048 2017-06-10  Segher Boessenkool  <segher@kernel.crashing.org>
1049
1050         * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
1051         factored out from ...
1052         (rs6000_emit_prologue): ... here.
1053
1054 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
1055
1056         * predict.c (drop_profile): Also drop individual bb/edge and cgraph
1057         edge counts.
1058         (handle_missing_profiles): Fix computation of tp_first_run.
1059         (counts_to_freqs): Do not touch freqs when count is 0.
1060
1061 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
1062
1063         * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
1064         profile.
1065
1066 2017-06-10  Tom de Vries  <tom@codesourcery.com>
1067
1068         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
1069         attributes): Document signal effective target.
1070
1071 2017-06-10  Tom de Vries  <tom@codesourcery.com>
1072
1073         * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
1074         Document effective target stack_size.
1075
1076 2017-06-09  David Malcolm  <dmalcolm@redhat.com>
1077
1078         * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
1079         to the edit_context if they can be auto-applied.
1080
1081 2017-06-9  Ian Lance Taylor  <iant@golang.org>
1082
1083         * opts.c (finish_options): If -fsplit-stack, disable implicit
1084         -forder-blocks-and-partition.
1085         * doc/invoke.texi (Optimize Options): Document that when using
1086         -fsplit-stack -forder-blocks-and-partition is not implicitly
1087         enabled.
1088
1089 2017-06-09  Jan Hubicka  <hubicka@ucw.cz>
1090
1091         * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
1092         ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
1093         ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
1094         * builtins.def (abort, trap, unreachable): Declare cold.
1095         * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
1096         * tree-core.h (ECF_COLD): New.
1097         * tree.c (set_call_expr_flags): Handle ECF_COLD.
1098         (build_common_builtin_nodes): Mark unreachable and abort as cold.
1099
1100 2017-06-09  Jan Hubicka  <hubicka@ucw.cz>
1101
1102         * predict.c (unlikely_executed_stmt_p): Cleanup.
1103
1104 2017-06-09  Richard Biener  <rguenther@suse.de>
1105
1106         * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
1107         model if the ref is always written to.
1108
1109 2017-06-09  Tamar Christina  <tamar.christina@arm.com>
1110
1111         * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
1112
1113 2017-06-09  Tamar Christina  <tamar.christina@arm.com>
1114
1115         * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
1116         than udiv.
1117
1118 2017-06-09  Tom de Vries  <tom@codesourcery.com>
1119
1120         PR target/80855
1121         * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
1122         "target cannot support label values" when encountering LABEL_REF.
1123
1124 2017-06-09  Martin Liska  <mliska@suse.cz>
1125
1126         * tree-profile.c (gimple_gen_ic_profiler): Update comment.
1127         (gimple_gen_ic_func_profiler): Emit direct comparison
1128         of __gcov_indirect_call_callee with NULL.
1129         (gimple_gen_time_profiler): Change probability from
1130         PROB_VERY_UNLIKELY to PROB_UNLIKELY.
1131
1132 2017-06-09  Jan Hubicka  <hubicka@ucw.cz>
1133
1134         * profile.c (edge_gcov_counts): Turn to pointer.
1135         (compute_branch_probabilities, compute_branch_probabilities): Update.
1136         (branch_prob): Do not clear edge_gcov_count.
1137         * profile.h (edge_gcov_counts): Turn to pointer.
1138         (edge_gcov_count): Update.
1139
1140 2017-06-09  Jan Hubicka  <hubicka@ucw.cz>
1141
1142         * gimple.h (gimple_check_failed): Mark cold.
1143
1144 2017-06-09  Richard Biener  <rguenther@suse.de>
1145
1146         PR tree-optimization/66623
1147         * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
1148         refactor check_reduction into two parts, properly computing
1149         whether we have to check reduction validity for outer loop
1150         vectorization.
1151
1152 2017-06-09  Richard Biener  <rguenther@suse.de>
1153
1154         PR tree-optimization/79483
1155         * graphite-scop-detection.c (order): New global.
1156         (get_order): Compute bb to order mapping that satisfies code
1157         generation constraints.
1158         (cmp_pbbs): New helper.
1159         (build_scops): Start domwalk at entry block, sort generated
1160         pbbs.
1161
1162 2017-06-09  Richard Biener  <rguenther@suse.de>
1163
1164         PR middle-end/81007
1165         * ipa-polymorphic-call.c
1166         (ipa_polymorphic_call_context::restrict_to_inner_class):
1167         Skip FIELD_DECLs with error_mark_node type.
1168         * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
1169         last again.
1170
1171 2017-06-09  Martin Liska  <mliska@suse.cz>
1172
1173         * predict.c (struct branch_predictor): New struct.
1174         (test_prediction_value_range): New test.
1175         (predict_c_tests): New function.
1176         * selftest-run-tests.c (selftest::run_tests): Run the function.
1177         * selftest.h: Declare new tests.
1178
1179 2017-06-09  Segher Boessenkool  <segher@kernel.crashing.org>
1180
1181         PR target/80966
1182         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
1183         gen_add3_insn did not fail.
1184         * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
1185         r0, construct that number in a temporary reg and add that reg to r0.
1186         If asked to put the result in r0 as well, fail.
1187
1188 2017-06-08  Will Schmidt  <will_schmidt@vnet.ibm.com>
1189
1190         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
1191         for early expansion of vec_eqv.
1192
1193 2017-06-08  Jakub Jelinek  <jakub@redhat.com>
1194
1195         PR middle-end/81005
1196         * ubsan.c (instrument_null): Avoid pointless code temporary.
1197         (pass_ubsan::execute): Instrument aggregate arguments of calls.
1198
1199 2017-06-08  Uros Bizjak  <ubizjak@gmail.com>
1200
1201         PR target/81015
1202         Revert:
1203         2016-12-14  Uros Bizjak  <ubizjak@gmail.com>
1204
1205         PR target/59874
1206         * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1207         (*clzhi2): Ditto.
1208
1209 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
1210
1211         * predict.c (unlikely_executed_edge_p): Move ahead.
1212         (probably_never_executed_edge_p): Use it.
1213
1214 2017-06-08  Alexander Ivchenko  <alexander.ivchenko@intel.com>
1215
1216         PR middle-end/79988
1217         * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
1218         gimple_call_builtin_p call.
1219
1220 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
1221
1222         * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
1223         * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1224         rtl_check_failed_type2, rtl_check_failed_code1,
1225         rtl_check_failed_code2, rtl_check_failed_code_mode,
1226         rtl_check_failed_block_symbol, cwi_check_failed_bounds,
1227         rtvec_check_failed_bounds, rtl_check_failed_flag,
1228         _fatal_insn_not_found, _fatal_insn): Likewise.
1229         * tree.h (tree_contains_struct_check_failed,
1230         tree_check_failed, tree_not_check_failed,
1231         tree_class_check_failed, tree_range_check_failed,
1232         tree_not_class_check_failed, tree_int_cst_elt_check_failed,
1233         tree_vec_elt_check_failed, phi_node_elt_check_failed,
1234         tree_operand_check_failed, omp_clause_check_failed,
1235         omp_clause_operand_check_failed, omp_clause_range_check_failed):
1236         Likewise.
1237
1238 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
1239
1240         * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
1241         flag_branch_probabilities.
1242         * ipa-inline.c (edge_badness): Likewise.
1243         * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
1244         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
1245         * predict.c (maybe_hot_frequency_p): Likewise.
1246         (probably_never_executed): Likewise.
1247         * sched-ebb.c (schedule_ebbs): Likewise.
1248         * sched-rgn.c (find_single_block_region): Likewise.
1249         * tracer.c (tail_duplicate): Likewise.
1250
1251 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
1252
1253         * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
1254         longer requires x_flag_profile_use.
1255
1256 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
1257
1258         * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
1259         instead of flag_reorder_blocks_and_partition.
1260         * dbxout.c (dbxout_function_end): Likewise.
1261         * dwarf2out.c (gen_subprogram_die): Likewise.
1262         * haifa-sched.c (sched_create_recovery_edges): Likewise.
1263         * hw-doloop.c (reorg_loops): Likewise.
1264         * varasm.c (assemble_start_function,
1265         assemble_end_function): Likewise.
1266         (decide_function_section): Do not check for
1267         flag_reorder_blocks_and_partition.
1268
1269 2017-06-08  Alexander Ivchenko  <alexander.ivchenko@intel.com>
1270
1271         * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
1272         New function.
1273         (chkp_get_hard_register_fake_addr_expr): Ditto.
1274         (chkp_build_addr_expr): Add check for hard reg case.
1275         (chkp_parse_array_and_component_ref): Ditto.
1276         (chkp_find_bounds_1): Ditto.
1277         (chkp_process_stmt): Don't generate bounds store for
1278         hard reg case.
1279
1280 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
1281
1282         * predict.c (maybe_hot_bb_p): Do not check profile status.
1283         (maybe_hot_edge_p): Likewise.
1284         (probably_never_executed): Check for zero counts even if profile
1285         is not read.
1286         (unlikely_executed_edge_p): New function.
1287         (unlikely_executed_stmt_p): New function.
1288         (unlikely_executed_bb_p): New function.
1289         (set_even_probabilities): Use unlikely predicates.
1290         (combine_predictions_for_bb): Likewise.
1291         (predict_paths_for_bb): Likewise.
1292         (predict_paths_leading_to_edge): Likewise.
1293         (determine_unlikely_bbs): New function.
1294         (estimate_bb_frequencies): Use it.
1295         (compute_function_frequency): Use zero counts even if profile is
1296         not read.
1297         * profile-count.h: Fix typo.
1298
1299 2017-08-08  Julia Koval  <julia.koval@intel.com>
1300
1301         * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
1302         _mm512_mask_cvtsepi16_storeu_epi8,
1303         _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
1304         * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
1305         _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
1306         _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
1307         _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
1308         * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
1309         (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
1310         VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
1311         * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
1312         __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
1313         __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
1314         __builtin_ia32_pmovuswb256mem_mask,
1315         __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
1316         __builtin_ia32_pmovwb512mem_mask): New builtins.
1317
1318 2017-08-08  Julia Koval  <julia.koval@intel.com>
1319
1320         PR target/73350,80862
1321         * config/i386/subst.md (round): Fix round pattern.
1322         * config/i386/i386.c (ix86_erase_embedded_rounding):
1323         Fix erasing rounding for the fixed pattern.
1324
1325 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
1326
1327         * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
1328
1329 2017-06-08  Martin Liska  <mliska@suse.cz>
1330
1331         PR gcov-profile/80911
1332         * gcov.c (block_info::block_info): New constructor.
1333
1334 2017-06-07  Carl Love  <cel@us.ibm.com>
1335
1336         * config/rs6000/rs6000-c: The return type of the following
1337         built-in functions was implemented as int not long long.  Fix sign
1338         of return value for the unsigned version of vec_mulo and vec_mule.
1339         vector unsigned long long vec_bperm (vector unsigned long long,
1340                                              vector unsigned char)
1341         vector signed long long vec_mule (vector signed int,
1342                                           vector signed int)
1343         vector unsigned long long vec_mule (vector unsigned int,
1344                                             vector unsigned int)
1345         vector signed long long vec_mulo (vector signed int,
1346                                           vector signed int)
1347         vector unsigned long long vec_mulo (vector unsigned int,
1348                                             vector unsigned int)
1349         * doc/extend.texi: Fix the documentation for the built-in
1350         functions.
1351
1352 2017-06-07  Carl Love  <cel@us.ibm.com>
1353
1354         PR target/80982
1355         * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
1356         for BE.
1357
1358 2017-06-07  Carl Love  <cel@us.ibm.com>
1359
1360         * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
1361         support, Generate       doublehv for signed int/float for BE case only.
1362
1363 2017-06-07  Alexander Monakov  <amonakov@ispras.ru>
1364
1365         * doc/invoke.texi (mcx16): Rewrite.
1366
1367 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1368
1369         * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
1370         * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
1371         *mov<mode>_softfloat, and an anonymous splitter): Use
1372         nonimmediate_operand instead of rs6000_nonimmediate_operand.
1373
1374 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1375
1376         * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
1377         SPEFSCR registers.
1378         * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
1379         (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
1380         (rs6000_debug_reg_global): Adjust.
1381         (rs6000_init_hard_regno_mode_ok): Adjust.
1382         (rs6000_dbx_register_number): Adjust.
1383         * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
1384         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1385         Remove SPE_ACC and SPEFSCR.
1386         (REG_ALLOC_ORDER): Ditto.
1387         (FRAME_POINTER_REGNUM): Change to 111.
1388         (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
1389         (REG_CLASS_NAMES): Ditto.
1390         (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
1391         (REGISTER_NAMES): Ditto.
1392         (ADDITIONAL_REG_NAMES): Ditto.
1393         (rs6000_reg_names): Ditto.
1394         * config/rs6000/rs6000.md: Renumber some register number
1395         define_constants.
1396
1397 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1398
1399         * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
1400         registers.
1401         * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
1402         * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
1403         to 117.
1404         (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
1405         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1406         Delete the SPE high registers.
1407         (REG_ALLOC_ORDER): Ditto.
1408         (enum reg_class): Remove SPE_HIGH_REGS.
1409         (REG_CLASS_NAMES): Ditto.
1410         (REG_CLASS_CONTENTS): Delete the SPE high registers.
1411         (REGISTER_NAMES): Ditto.
1412         (rs6000_reg_names): Ditto.
1413         * doc/tm.texi.in: Remove SPE as example.
1414         * doc/tm.texi: Regenerate.
1415
1416 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1417
1418         * config/rs6000/8540.md (ppc8540_brinc): Delete.
1419         * config/rs6000/e500mc.md (e500mc_brinc): Delete.
1420         * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
1421         * config/rs6000/rs6000.md (type): Remove "brinc".
1422
1423 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1424
1425         * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
1426         (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
1427         * config/rs6000/linuxspe.h: Delete file.
1428         * config/rs6000/rs6000.md: Don't include spe.md.
1429         * config/rs6000/spe.h: Delete file.
1430         * config/rs6000/spe.md: Delete file.
1431         * config/rs6000/t-rs6000: Remove spe.md.
1432
1433 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1434
1435         * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
1436         (reg_or_none500mem_operand): Delete.
1437         * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
1438         instead of reg_or_none500mem_operand.
1439
1440 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1441
1442         * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
1443         handling of SPE flags.
1444         * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
1445
1446 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1447
1448         * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
1449         SPE ABI handling.
1450         * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
1451         (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
1452         paired_divv2sf3): Similar.
1453         * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
1454         SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
1455         * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
1456         RS6000_BUILTIN_S.
1457         Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
1458         Rename the paired_* instruction patterns.
1459         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
1460         define __SPE__.
1461         * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
1462         * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
1463         (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
1464         spe_padding_size, and spe_64bit_regs_used.  Replace TARGET_SPE and
1465         TARGET_SPE_ABI with 0, simplify.  Replace SPE_VECTOR_MODE with
1466         PAIRED_VECTOR_MODE.
1467         (struct machine_function): Delete field spe_insn_chain_scanned_p.
1468         (spe_func_has_64bit_regs_p): Delete.
1469         (spe_expand_predicate_builtin): Delete.
1470         (spe_expand_evsel_builtin): Delete.
1471         (TARGET_DWARF_REGISTER_SPAN): Do not define.
1472         (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
1473         (invalid_e500_subreg): Delete.
1474         (rs6000_legitimize_address): Always force_reg op2 as well, for
1475         paired single memory accesses.
1476         (rs6000_member_type_forces_blk): Delete.
1477         (rs6000_spe_function_arg): Delete.
1478         (rs6000_expand_unop_builtin): Delete SPE handling.
1479         (rs6000_expand_binop_builtin): Ditto.
1480         (spe_expand_stv_builtin): Delete.
1481         (bdesc_2arg_spe): Delete.
1482         (spe_expand_builtin): Delete.
1483         (spe_expand_predicate_builtin): Delete.
1484         (spe_expand_evsel_builtin): Delete.
1485         (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
1486         (spe_init_builtins): Delete.
1487         (spe_func_has_64bit_regs_p): Delete.
1488         (savres_routine_name): Delete "info" parameter.  Adjust callers.
1489         (rs6000_emit_stack_reset): Ditto.
1490         (rs6000_dwarf_register_span): Delete.
1491         * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
1492         UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
1493         SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
1494         Delete.
1495         * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
1496         Delete.
1497         * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
1498         * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
1499         * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
1500         mulv2sf3, divv2sf3): Delete expanders.
1501
1502 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1503
1504         config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
1505
1506 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1507
1508         * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
1509         * config/rs6000/rs6000.c: Ditto.
1510
1511 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1512
1513         * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
1514         * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
1515         comparison_operator.
1516
1517 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1518
1519         * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
1520         * config/rs6000/rs6000.opt: Ditto.
1521         * config/rs6000/t-rtems: Ditto.
1522
1523 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1524
1525         * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
1526         TARGET_E500_SINGLE by 0, simplify.
1527         * config/rs6000/rs6000.c: Ditto.
1528         (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
1529         (spe_build_register_parallel): Delete.
1530         * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
1531         TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
1532         * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
1533         TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
1534         (E500_CONVERT): Delete.
1535         * config/rs6000/spe.md: Remove many patterns and all define_constants.
1536
1537 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
1538
1539         * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
1540         * config/rs6000/dfp.md: Ditto.
1541         (negdd2, *negdd2_fpr): Merge.
1542         (absdd2, *absdd2_fpr): Merge.
1543         (negtd2, *negtd2_fpr): Merge.
1544         (abstd2, *abstd2_fpr): Merge.
1545         * config/rs6000/e500.h: Delete file.
1546         * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
1547         TARGET_FPRS by 1 and simplify.
1548         * config/rs6000/rs6000-c.c: Ditto.
1549         * config/rs6000/rs6000.c: Ditto.  Also replace TARGET_SF_SPE and
1550         TARGET_DF_SPE by 0.
1551         * config/rs6000/rs6000.h: Ditto.  Delete TARGET_SF_SPE and
1552         TARGET_DF_SPE.
1553         * config/rs6000/rs6000.md: Ditto.
1554         (floatdidf2, *floatdidf2_fpr): Merge.
1555         (move_from_CR_gt_bit): Delete.
1556         * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
1557         (E500_CR_IOR_COMPARE): Delete.
1558         (All patterns that require !TARGET_FPRS): Delete.
1559         * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
1560
1561 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1562
1563         * passes.def (pass_iv_canon): Move before pass_loop_distribution.
1564
1565 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1566
1567         * graphds.c (add_edge): Intitialize edge's attached data.
1568         (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
1569         pointer parameter.  Call pointed function on each edge during
1570         graph traversing.  Skip traversing the edge when the function
1571         returns true.
1572         (graphds_dfs, graphds_scc): Ditto.
1573         (for_each_edge): New parameter.  Pass the new parameter to callback
1574         function.
1575         * graphds.h (skip_edge_callback): New function pointer type.
1576         (graphds_dfs, graphds_scc): New function pointer parameter.
1577         (graphds_edge_callback, for_each_edge): New parameter.
1578
1579 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1580
1581         * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
1582         out code checking if runtime alias check is possible to below ...
1583         Call the new function.
1584         * tree-data-ref.c (runtime_alias_check_p): ... to new function.
1585         * tree-data-ref.h (runtime_alias_check_p): New decalaration.
1586
1587 2017-06-07  Marek Polacek  <polacek@redhat.com>
1588
1589         PR sanitizer/80932
1590         * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
1591         TYPE_OVERFLOW_WRAPS check.
1592
1593 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1594
1595         * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
1596         if versioning is required.
1597         * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
1598         peeling with the check for versioning.
1599
1600 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1601
1602         * tree-vectorizer.h (vect_build_loop_niters): New parameter.
1603         * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
1604         Set true to new parameter if new ssa variable is defined.
1605         (vect_gen_vector_loop_niters): Refactor.  Set range information
1606         for the new vector loop bound variable.
1607         (vect_do_peeling): Ditto.
1608
1609 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1610
1611         * tree-affine.c (ssa.h): Include header file.
1612         (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
1613         has wrapping overflow behavior.
1614
1615 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1616
1617         * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
1618
1619 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1620
1621         (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
1622         (tree_to_aff_combination): ... here.
1623
1624 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
1625
1626         * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
1627         reg_pressure model function.
1628         (ivopts_global_cost_for_size): Delete.
1629         (determine_set_costs, iv_ca_recount_cost): Call new model function
1630         ivopts_estimate_reg_pressure.
1631
1632 2017-06-07  Tamar Christina  <tamar.christina@arm.com>
1633
1634         * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more expensive than udiv.
1635         Remove floating point cases from mod.
1636
1637 2017-06-07  Tamar Christina  <tamar.christina@arm.com>
1638
1639         * config/arm/aarch-cost-tables.h (cortexa53_extra_cost): Increase idiv cost.
1640
1641 2017-06-07  Tamar Christina  <tamar.christina@arm.com>
1642
1643         * config/aarch64/aarch64.md
1644         (copysignsf3): Fix mask generation.
1645
1646 2017-06-07  Jakub Jelinek  <jakub@redhat.com>
1647
1648         * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
1649         TDI_gimple.
1650         (class dump_manager): Add register_dumps method.
1651         * dumpfile.c: Include langhooks.h.
1652         (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
1653         (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
1654         (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
1655         (dump_manager::dump_register): Start with 512 entries instead of 32.
1656         (dump_manager::register_dumps): New method.
1657         * toplev.c (general_init): Instead of invoking register_dumps
1658         langhook, invoke register_dumps method on the dump manager.
1659         * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
1660         TDI_generic.
1661
1662 2017-06-07  Richard Sandiford  <richard.sandiford@linaro.org>
1663
1664         * doc/md.texi: Clarify the restrictions on a define_insn condition.
1665         Say that # requires an associated define_split to exist, and that
1666         the define_split must be suitable for use after register allocation.
1667
1668 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
1669
1670         * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
1671         (compute_outgoing_frequencies): Also initialize zero counts.
1672         (find_many_sub_basic_blocks): Do not produce uninitialized profile
1673         around loops; preserve more of profile when nothing changes.
1674
1675 2017-06-06  Jim Wilson  <jim.wilson@linaro.org>
1676
1677         * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
1678         here.
1679         * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
1680         * config/arm/arm-cpu-cdata.h: Regenerate.
1681         * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
1682         * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
1683         * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
1684         * config/arm/arm.c (arm_qdf24xx_tune): Delete.
1685         * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
1686         support.
1687         * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
1688         support.
1689         * config/arm/t-rmprofile: Likewise.
1690         * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
1691
1692 2017-06-06  David S. Miller  <davem@davemloft.net>
1693
1694         PR target/80968
1695         * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
1696         blockage if function uses alloca.
1697
1698 2017-06-06  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
1699
1700         * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
1701         New "uid" fields to hold pretty-print IDs of group and ref.
1702         Memory references are now identified as <group_id>:<ref_id>
1703         instead of using [random] addresses.
1704         (dump_mem_details): Simplify, no functional change.
1705         (dump_mem_ref): Simplify and make output more concise.
1706         Replace couple of fprintf's throughout code with calls to dump_mem_ref.
1707         (find_or_create_group): Initialize group uid.
1708         (record_ref): Initialize ref uid.  Improve debug output.
1709         (prune_group_by_reuse, should_issue_prefetch_p,)
1710         (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
1711         (mark_nontemporal_store, determine_loop_nest_reuse):
1712         Improve debug output.
1713
1714 2017-06-06  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
1715
1716         * dbgcnt.def (prefetch): New debug counter.
1717         * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
1718         (schedule_prefetches): Stop issueing prefetches if debug counter
1719         tripped.
1720
1721 2017-06-06  Tom de Vries  <tom@codesourcery.com>
1722
1723         * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
1724         gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
1725
1726 2017-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1727
1728         * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
1729         Use aarch64_reg_or_zero predicate for operand 4.
1730         (aarch64_compare_and_swap<mode> define_insn_and_split):
1731         Use aarch64_reg_or_zero predicate for operand 3.  Add 'Z' constraint.
1732         (aarch64_store_exclusive<mode>): Likewise for operand 2.
1733
1734 2017-06-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1735
1736         * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
1737         (arm_compute_save_core_reg_mask): This.
1738         (thumb1_compute_save_reg_mask): Rename into ...
1739         (thumb1_compute_save_core_reg_mask): This.
1740         (arm_compute_save_reg0_reg12_mask): Adapt comment.
1741         (arm_compute_frame_layout): Likewise.
1742
1743 2017-06-06  Richard Biener  <rguenther@suse.de>
1744
1745         PR tree-optimization/80974
1746         * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
1747         keep or clear leaders SSA info.
1748
1749 2017-06-06  Tom de Vries  <tom@codesourcery.com>
1750
1751         * config/nvptx/nvptx.c (split_mode_p): New function.
1752         (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
1753
1754 2017-06-06  Tom de Vries  <tom@codesourcery.com>
1755
1756         * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
1757
1758 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
1759
1760         PR bootstrap/80978
1761         * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
1762         profile.
1763
1764 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
1765
1766         * shrink-wrap.c (handle_simple_exit): Update profile.
1767         (try_shrink_wrapping): Upate profile.
1768
1769 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
1770
1771         * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
1772         (tree_guess_outgoing_edge_probabilities): New.
1773         * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
1774         * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
1775
1776 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
1777
1778         * ipa-split.c (split_function): Initialize return bb profile.
1779
1780 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
1781
1782         * profile.c (compute_branch_probabilities): Also initialize
1783         EXIT_BLOCK profile.
1784
1785 2017-06-06  Richard Biener  <rguenther@suse.de>
1786
1787         PR tree-optimization/80928
1788         * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
1789         (vect_analyze_loop_operations): Properly guard analysis for
1790         pure SLP case.
1791         (vect_transform_loop): Likewise.
1792         (vect_analyze_loop_2): Also reset SLP type on PHIs.
1793         (vect_model_induction_cost): Do not cost for pure SLP.
1794         (vectorizable_induction): Pass in SLP node, implement SLP vectorization
1795         of induction in inner loop vectorization.
1796         * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
1797         (vect_get_and_check_slp_defs): Handle vect_induction_def.
1798         (vect_build_slp_tree): Likewise.  Handle PHIs as terminating the
1799         recursion.
1800         (vect_analyze_slp_cost_1): Cost induction.
1801         (vect_detect_hybrid_slp_stmts): Handle PHIs.
1802         (vect_get_slp_vect_defs): Likewise.
1803         * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
1804         (vect_transform_stmt): Handle SLP reductions.
1805         * tree-vectorizer.h (vectorizable_induction): Adjust.
1806
1807 2017-06-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
1808
1809         * config/rs6000/rs6000.c (make_resolver_func): Update
1810         init_lowered_empty_function call.
1811
1812 2017-06-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1813
1814         * doc/invoke.texi: Document the -fprofile-abs-path option.
1815         * common.opt (fprofile-abs-path): New option.
1816         * gcov-io.h (gcov_write_filename): Declare.
1817         * gcov-io.c (gcov_write_filename): New function.
1818         * coverage.c (coverage_begin_function): Use gcov_write_filename.
1819         * profile.c (output_location): Likewise.
1820
1821 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
1822
1823         * shring-wrap.c: Revert accidental commit.
1824
1825 2017-06-05  Volker Reichelt  <v.reichelt@netcologne.de>
1826
1827         * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
1828
1829 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
1830
1831         * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
1832         new edge.
1833         * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
1834         profile in callgraph edge.
1835         * profile-count.h (apply_probability): If THIS is 0, then result is 0
1836         (apply_scale): Likewise.
1837         * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
1838         Also scale profile when inlining function with zero profile.
1839         (initialize_cfun): Update exit block profile even when it is zero.
1840         * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
1841         when profile is read.
1842
1843 2017-06-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
1844
1845         * config/rs6000/rs6000.c (toplevel): Include attribs.h.
1846         (CLONE_*): New constants to define the processors we can generate
1847         code for with the target_clone attribute.
1848         (rs6000_clone_map): New array to identify which clone processors
1849         the current program is running on.
1850         (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
1851         target_clone attribute.
1852         (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
1853         (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
1854         (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
1855         (cpu_expand_builtin): Add support for target_clone attribute.
1856         (rs6000_valid_attribute_p): Allow "default" attribute.
1857         (get_decl_name): New debug function to simplify printing the
1858         current function name in debugging statements.
1859         (rs6000_clone_priority): New functions to support the target_clone
1860         attribute, and be able to generate code to switch between ISA 2.05
1861         through ISA 3.0 (power6 through power9).
1862         (rs6000_compare_version_priority): Likewise.
1863         (rs6000_get_function_versions_dispatcher): Likewise.
1864         (make_resolver_func): Likewise.
1865         (add_condition_to_bb): Likewise.
1866         (dispatch_function_versions): Likewise.
1867         (rs6000_generate_version_dispatcher_body): Likewise.
1868         (rs6000_can_inline_p): Call get_decl_name for debugging usage.
1869         (fusion_gpr_load_p): Fix a spacing issue.
1870         * doc/extend.texi (Common Function Attributes): Document that the
1871         PowerPC supports the target_clone attribute.
1872
1873 2017-06-05  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1874
1875         * config/arm/arm.h: explain F symbol found in description of ARM
1876         register allocation in its legend.
1877
1878 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
1879
1880         * config/mips/frame-header-opt.c: Include profile-count.h.
1881         * config/riscv/riscv.c: Include profile-count.h
1882
1883 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
1884
1885         * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
1886         update profile.
1887         (sm_set_flag_if_changed): Add bbs field.
1888         (execute_sm_if_changed_flag_set): Pass BBS.
1889         (execute_sm): Update.
1890
1891 2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1892
1893         * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
1894         New pattern.
1895
1896 2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1897
1898         * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
1899         (peephole2): New peephole2 to emit the above.
1900         * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
1901
1902 2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1903
1904         * config/aarch64/aarch64.c (define_peephole2 above
1905         *sub_<shift>_<mode>): New peephole.
1906
1907 2017-05-23  Jan Hubicka  <hubicka@ucw.cz>
1908
1909         * config/i386/i386.c (make_resolver_func): Update.
1910         * Makefile.in: Add profile-count.h and profile-count.o
1911         * auto-profile.c (afdo_indirect_call): Update to new API.
1912         (afdo_set_bb_count): Update.
1913         (afdo_propagate_edge): Update.
1914         (afdo_propagate_circuit): Update.
1915         (afdo_calculate_branch_prob): Update.
1916         (afdo_annotate_cfg): Update.
1917         * basic-block.h: Include profile-count.h
1918         (struct edge_def): Turn count to profile_count.
1919         (struct basic_block_def): Likewie.
1920         (REG_BR_PROB_BASE): Move to profile-count.h
1921         (RDIV): Move to profile-count.h
1922         * bb-reorder.c (max_entry_count): Turn to profile_count.
1923         (find_traces): Update.
1924         (rotate_loop):Update.
1925         (connect_traces):Update.
1926         (sanitize_hot_paths):Update.
1927         * bt-load.c (migrate_btr_defs): Update.
1928         * cfg.c (RDIV): Remove.
1929         (init_flow): Use alloc_block.
1930         (alloc_block): Uninitialize count.
1931         (unchecked_make_edge): Uninitialize count.
1932         (check_bb_profile): Update.
1933         (dump_edge_info): Update.
1934         (dump_bb_info): Update.
1935         (update_bb_profile_for_threading): Update.
1936         (scale_bbs_frequencies_int): Update.
1937         (scale_bbs_frequencies_gcov_type): Update.
1938         (scale_bbs_frequencies_profile_count): New.
1939         * cfg.h (update_bb_profile_for_threading): Update.
1940         (scale_bbs_frequencies_profile_count): Declare.
1941         * cfgbuild.c (compute_outgoing_frequencies): Update.
1942         (find_many_sub_basic_blocks): Update.
1943         * cfgcleanup.c (try_forward_edges): Update.
1944         (try_crossjump_to_edge): Update.
1945         * cfgexpand.c (expand_gimple_tailcall): Update.
1946         (construct_exit_block): Update.
1947         * cfghooks.c (verify_flow_info): Update.
1948         (dump_bb_for_graph): Update.
1949         (split_edge): Update.
1950         (make_forwarder_block): Update.
1951         (duplicate_block): Update.
1952         (account_profile_record): Update.
1953         * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
1954         (get_estimated_loop_iterations): Update.
1955         * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
1956         (single_likely_exit): Update.
1957         * cfgloopmanip.c (scale_loop_profile): Update.
1958         (loopify): Update.
1959         (set_zero_probability): Update.
1960         (lv_adjust_loop_entry_edge): Update.
1961         * cfgrtl.c (force_nonfallthru_and_redirect): Update.
1962         (purge_dead_edges): Update.
1963         (rtl_account_profile_record): Update.
1964         * cgraph.c (cgraph_node::create): Uninitialize count.
1965         (symbol_table::create_edge): Uninitialize count.
1966         (cgraph_update_edges_for_call_stmt_node): Update.
1967         (cgraph_edge::dump_edge_flags): Update.
1968         (cgraph_node::dump): Update.
1969         (cgraph_edge::maybe_hot_p): Update.
1970         * cgraph.h: Include profile-count.h
1971         (create_clone), create_edge, create_indirect_edge): Update.
1972         (cgraph_node): Turn count to profile_count.
1973         (cgraph_edge0: Likewise.
1974         (make_speculative, clone): Update.
1975         (create_edge): Update.
1976         (init_lowered_empty_function): Update.
1977         * cgraphclones.c (cgraph_edge::clone): Update.
1978         (duplicate_thunk_for_node): Update.
1979         (cgraph_node::create_clone): Update.
1980         * cgraphunit.c (cgraph_node::analyze): Update.
1981         (cgraph_node::expand_thunk): Update.
1982         * final.c (dump_basic_block_info): Update.
1983         * gimple-streamer-in.c (input_bb): Update.
1984         * gimple-streamer-out.c (output_bb): Update.
1985         * graphite.c (print_global_statistics): Update.
1986         (print_graphite_scop_statistics): Update.
1987         * hsa-brig.c: Include basic-block.h.
1988         * hsa-dump.c: Include basic-block.h.
1989         * hsa-gen.c (T sum_slice): Update.
1990         (convert_switch_statements):Update.
1991         * hsa-regalloc.c: Include basic-block.h.
1992         * ipa-chkp.c (chkp_produce_thunks): Update.
1993         * ipa-cp.c (struct caller_statistics): Update.
1994         (init_caller_stats): Update.
1995         (gather_caller_stats): Update.
1996         (ipcp_cloning_candidate_p): Update.
1997         (good_cloning_opportunity_p): Update.
1998         (get_info_about_necessary_edges): Update.
1999         (dump_profile_updates): Update.
2000         (update_profiling_info): Update.
2001         (update_specialized_profile): Update.
2002         (perhaps_add_new_callers): Update.
2003         (decide_about_value): Update.
2004         (ipa_cp_c_finalize): Update.
2005         * ipa-devirt.c (struct odr_type_warn_count): Update.
2006         (struct decl_warn_count): Update.
2007         (struct final_warning_record): Update.
2008         (possible_polymorphic_call_targets): Update.
2009         (ipa_devirt): Update.
2010         * ipa-fnsummary.c (redirect_to_unreachable): Update.
2011         * ipa-icf.c (sem_function::merge): Update.
2012         * ipa-inline-analysis.c (do_estimate_edge_time): Update.
2013         * ipa-inline.c (compute_uninlined_call_time): Update.
2014         (compute_inlined_call_time): Update.
2015         (want_inline_small_function_p): Update.
2016         (want_inline_self_recursive_call_p): Update.
2017         (edge_badness): Update.
2018         (lookup_recursive_calls): Update.
2019         (recursive_inlining): Update.
2020         (inline_small_functions): Update.
2021         (dump_overall_stats): Update.
2022         (dump_inline_stats): Update.
2023         * ipa-profile.c (ipa_profile_generate_summary): Update.
2024         (ipa_propagate_frequency): Update.
2025         (ipa_profile): Update.
2026         * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
2027         * ipa-utils.c (ipa_merge_profiles): Update.
2028         * loop-doloop.c (doloop_modify): Update.
2029         * loop-unroll.c (report_unroll): Update.
2030         (unroll_loop_runtime_iterations): Update.
2031         * lto-cgraph.c (lto_output_edge): Update.
2032         (lto_output_node): Update.
2033         (input_node): Update.
2034         (input_edge): Update.
2035         (merge_profile_summaries): Update.
2036         * lto-streamer-in.c (input_cfg): Update.
2037         * lto-streamer-out.c (output_cfg): Update.
2038         * mcf.c (create_fixup_graph): Update.
2039         (adjust_cfg_counts): Update.
2040         (sum_edge_counts): Update.
2041         * modulo-sched.c (sms_schedule): Update.
2042         * postreload-gcse.c (eliminate_partially_redundant_load): Update.
2043         * predict.c (maybe_hot_count_p): Update.
2044         (probably_never_executed): Update.
2045         (dump_prediction): Update.
2046         (combine_predictions_for_bb): Update.
2047         (propagate_freq): Update.
2048         (handle_missing_profiles): Update.
2049         (counts_to_freqs): Update.
2050         (rebuild_frequencies): Update.
2051         (force_edge_cold): Update.
2052         * predict.h: Include profile-count.h
2053         (maybe_hot_count_p, counts_to_freqs): UPdate.
2054         * print-rtl-function.c: Do not include cfg.h
2055         * print-rtl.c: Include basic-block.h
2056         * profile-count.c: New file.
2057         * profile-count.h: New file.
2058         * profile.c (is_edge_inconsistent): Update.
2059         (correct_negative_edge_counts): Update.
2060         (is_inconsistent): Update.
2061         (set_bb_counts): Update.
2062         (read_profile_edge_counts): Update.
2063         (compute_frequency_overlap): Update.
2064         (compute_branch_probabilities): Update; Initialize and deinitialize
2065         gcov_count tables.
2066         (branch_prob): Update.
2067         * profile.h (bb_gcov_counts, edge_gcov_counts): New.
2068         (edge_gcov_count): New.
2069         (bb_gcov_count): New.
2070         * shrink-wrap.c (try_shrink_wrapping): Update.
2071         * tracer.c (better_p): Update.
2072         * trans-mem.c (expand_transaction): Update.
2073         (ipa_tm_insert_irr_call): Update.
2074         (ipa_tm_insert_gettmclone_call): Update.
2075         * tree-call-cdce.c: Update.
2076         * tree-cfg.c (gimple_duplicate_sese_region): Update.
2077         (gimple_duplicate_sese_tail): Update.
2078         (gimple_account_profile_record): Update.
2079         (execute_fixup_cfg): Update.
2080         * tree-inline.c (copy_bb): Update.
2081         (copy_edges_for_bb): Update.
2082         (initialize_cfun): Update.
2083         (freqs_to_counts): Update.
2084         (copy_cfg_body): Update.
2085         (expand_call_inline): Update.
2086         * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
2087         * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
2088         (try_unroll_loop_completely): Update.
2089         (try_peel_loop): Update.
2090         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
2091         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
2092         * tree-ssa-loop-split.c (connect_loops): Update.
2093         * tree-ssa-loop-unswitch.c (hoist_guard): Update.
2094         * tree-ssa-reassoc.c (branch_fixup): Update.
2095         * tree-ssa-tail-merge.c (replace_block_by): Update.
2096         * tree-ssa-threadupdate.c (create_block_for_threading): Update.
2097         (compute_path_counts): Update.
2098         (update_profile): Update.
2099         (recompute_probabilities): Update.
2100         (update_joiner_offpath_counts): Update.
2101         (estimated_freqs_path): Update.
2102         (freqs_to_counts_path): Update.
2103         (clear_counts_path): Update.
2104         (ssa_fix_duplicate_block_edges): Update.
2105         (duplicate_thread_path): Update.
2106         * tree-switch-conversion.c (case_bit_test_cmp): Update.
2107         (struct switch_conv_info): Update.
2108         * tree-tailcall.c (decrease_profile): Update.
2109         * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
2110         * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
2111         * value-prof.c (check_counter): Update.
2112         (gimple_divmod_fixed_value): Update.
2113         (gimple_mod_pow2): Update.
2114         (gimple_mod_subtract): Update.
2115         (gimple_ic_transform): Update.
2116         (gimple_stringop_fixed_value): Update.
2117         * value-prof.h (gimple_ic): Update.
2118
2119 2017-06-02  Carl Love  <cel@us.ibm.com>
2120
2121         * config/rs6000/rs6000-c: Add support for built-in functions
2122         vector double vec_doublee (vector signed int);
2123         vector double vec_doublee (vector unsigned int);
2124         vector double vec_doublee (vector float);
2125         vector double vec_doubleh (vector signed int);
2126         vector double vec_doubleh (vector unsigned int);
2127         vector double vec_doubleh (vector float);
2128         vector double vec_doublel (vector signed int);
2129         vector double vec_doublel (vector unsigned int);
2130         vector double vec_doublel (vector float);
2131         vector double vec_doubleo (vector signed int);
2132         vector double vec_doubleo (vector unsigned int);
2133         vector double vec_doubleo (vector float);.
2134         * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
2135         DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
2136         UNS_DOUBLEL.
2137         * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
2138         unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
2139         unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
2140         VS_sxwsp.
2141         * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
2142         vec_doublel, vec_doubleh.
2143         * doc/extend.texi: Update the built-in documentation file for the
2144         new built-in functions.
2145
2146 2017-06-02  David Malcolm  <dmalcolm@redhat.com>
2147
2148         PR jit/80954
2149         * ipa-inline-analysis.c (free_growth_caches): Set
2150         edge_removal_hook_holder to NULL after removing it.
2151
2152 2017-06-02  Sudakshina Das  <sudi.das@arm.com>
2153
2154         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
2155         comparision with zero.
2156
2157 2017-06-02  Will Schmidt  <will_schmidt@vnet.ibm.com>
2158         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2159         for early expansion of vec_min and vec_max builtins.
2160         (builtin_function_type): Add min/max unsigned variants to those
2161         identified as having unsigned arguments.
2162
2163 2017-06-02  Olivier Hainque  <hainque@adacore.com>
2164
2165         * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
2166
2167 2017-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2168
2169         * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
2170         Use VALL_F16 iterator rather than VALL.
2171
2172 2017-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2173
2174         * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
2175         Emit CBNZ inside loop when doing a strong exchange and comparing
2176         against zero.  Generate the CC flags after the loop.
2177
2178 2017-06-02  David Edelsohn  <dje.gcc@gmail.com>
2179
2180         * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
2181         (dl_section_ref): New.
2182         (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
2183         On AIX, append an expression to subtract the size of the
2184         section length to dl_section_ref.
2185
2186 2017-06-02  Will Schmidt  <will_schmidt@vnet.ibm.com>
2187
2188         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2189         for early expansion of vector absolute builtins.
2190
2191 2017-06-02  Richard Biener  <rguenther@suse.de>
2192
2193         * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
2194         what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
2195
2196 2017-06-02  Richard Biener  <rguenther@suse.de>
2197
2198         PR tree-optimization/80948
2199         * tree-tailcall.c (find_tail_calls): Track stmts to move in
2200         stmt order as well.
2201
2202 2017-06-02  Richard Biener  <rguenther@suse.de>
2203
2204         * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
2205         PHIs are ok.
2206         * tree-vect-stmts.c (process_use): Do not mark backedge defs
2207         for inductions as relevant.
2208
2209 2017-06-02  Richard Biener  <rguenther@suse.de>
2210
2211         * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
2212         (vectorizable_induction): ... this.  Remove dead code.
2213
2214 2017-06-02  Eric Botcazou  <ebotcazou@adacore.com>
2215
2216         * builtins. (expand_builtin_alloca): Remove second parameter and
2217         infer its value from the first parameter instead.
2218         (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
2219
2220 2017-06-02  Jakub Jelinek  <jakub@redhat.com>
2221
2222         PR rtl-optimization/80903
2223         * loop-doloop.c (add_test): Unshare sequence.
2224
2225 2017-06-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2226
2227         * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
2228
2229 2017-06-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2230
2231         * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
2232         static.
2233         (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
2234         xlogue_layout::get_instance, logue_layout::xlogue_layout,
2235         sp_valid_at, fp_valid_at, choose_basereg): Formatting.
2236         (xlogue_layout::get_stub_rtx): Make static.
2237         (xlogue_layout::get_stub_name): Avoid const-cast, make static.
2238         (xlogue_layout::compute_stub_managed_regs): Rename to...
2239         (xlogue_layout::count_stub_managed_regs): ...this.
2240         (xlogue_layout::is_stub_managed_reg): New function.
2241         (xlogue_layout::m_stub_names): Rename to...
2242         (xlogue_layout::s_stub_names): ...this, make static.
2243         (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
2244         xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
2245         xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
2246         xlogue_layout::s_stub_names): Instantiate statics.
2247         (stub_managed_regs): Remove.
2248         (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
2249         (disable_call_ms2sysv_xlogues): Rename to...
2250         (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
2251         (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
2252         warning logic.
2253         (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
2254         change after reload_completed.
2255         (ix86_can_use_return_insn_p): Use the ix86_frame data structure
2256         directly.
2257         (ix86_expand_prologue): Likewise.
2258         (ix86_expand_epilogue): Likewise.
2259         (ix86_expand_split_stack_prologue): Likewise.
2260         (ix86_compute_frame_layout): Remove frame parameter ...
2261         (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
2262         (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
2263         only if necessary.
2264         (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
2265         (ix86_frame): Move from here ...
2266         * config/i386/i386.h (ix86_frame): ... to here.
2267         (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
2268         complete ix86_frame data structure instead.  Remove some_ld_name.
2269
2270 2017-06-01  Pierre-Marie de Rodat  <derodat@adacore.com>
2271
2272         * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
2273         symbols that hold a DECL_VALUE_EXPR.
2274
2275 2017-06-01  Martin Jambor  <mjambor@suse.cz>
2276
2277         PR tree-optimization/80898
2278         * tree-sra.c (process_subtree_disqualification): Removed.
2279         (disqualify_candidate): Do not acll
2280         process_subtree_disqualification.
2281         (subtree_mark_written_and_enqueue): New function.
2282         (propagate_all_subaccesses): Set grp_write of LHS subtree if the
2283         RHS has been disqualified and re-queue LHS if necessary.  Apart
2284         from that, ignore disqualified RHS.
2285
2286 2017-06-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2287
2288         * config/s390/s390.c (s390_emit_epilogue): Disable early return
2289         address fetch for z10 or later.
2290
2291 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
2292
2293         * config/arc/arc.md (tst_movb): Add guard when splitting.
2294
2295 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
2296
2297         * config/arc/arc.c (arc_can_eliminate): Test against
2298         arc_frame_pointer_needed.
2299
2300 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
2301
2302         * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
2303         to prevent store reordering.
2304         * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
2305         (type): Add block type.
2306         (stack_tie): Define special instruction to be used in
2307         expand_prologue.
2308
2309 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
2310
2311         * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
2312         constraint. It is not valid for the pattern.
2313         (noncommutative_binary_comparison): Likewise.
2314
2315 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
2316
2317         * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
2318         scaled addresses.
2319
2320 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
2321
2322         * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
2323         be used by the reg-alloc.
2324
2325 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
2326
2327         * config/arc/arc.md (mulsi3): Avoid use of hard registers before
2328         reg-alloc when having mul64 or mul32x16 instructions.
2329         (mulsidi3): Likewise.
2330         (umulsidi3): Likewise.
2331         (mulsi32x16): New pattern.
2332         (mulsi64): Likewise.
2333         (mulsidi64): Likewise.
2334         (umulsidi64): Likewise.
2335         (MUL32x16_REG): Define.
2336         (mul64_600): Use MUL32x16_REG.
2337         (mac64_600): Likewise.
2338         (umul64_600): Likewise.
2339         (umac64_600): Likewise.
2340
2341 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
2342
2343         * config/arc/arc.md (mulsi3_700): Make it commutative.
2344
2345 2017-06-01  Jose E. Marchesi  <jose.marchesi@oracle.com>
2346
2347         * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
2348         type for movstouw.
2349         (*sign_extendsidi2_insn): Likewise for movstosw.
2350
2351 2017-06-01  Pierre-Marie de Rodat  <derodat@adacore.com>
2352
2353         * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
2354         the type of the input discriminant value.  Convert the
2355         discriminant value of signedness vary.
2356
2357 2017-06-01  Volker Reichelt  <v.reichelt@netcologne.de>
2358
2359         * doc/invoke.texi (-Wcatch-value): Document new shortcut.
2360         Add to -Wall section.
2361
2362 2017-06-01  Richard Biener  <rguenther@suse.de>
2363
2364         PR middle-end/66313
2365         * fold-const.c (fold_plusminus_mult_expr): If the factored
2366         factor may be zero use a wrapping type for the inner operation.
2367         * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
2368         and handle moved defs.
2369         (process_assignment): Properly guard the unary op case.  Return a
2370         tri-state indicating that moving the stmt before the call may allow
2371         to continue.  Pass through to_move.
2372         (find_tail_calls): Handle moving unrelated defs before
2373         the call.
2374
2375 2017-05-31  Segher Boessenkool  <segher@kernel.crashing.org>
2376
2377         PR target/80618
2378         * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
2379         splitter result in the canonical way.
2380
2381 2017-05-31  Uros Bizjak  <ubizjak@gmail.com>
2382
2383         * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
2384         also for 32bit target.  Update insn attributes.
2385         (zero-extendsidi2 splitter): Allow all registers for operand 1.
2386
2387 2017-05-31  Sebastian Peryt  <sebastian.peryt@intel.com>
2388
2389         * config/i386/avx512fintrin.h (_mm_mask_max_sd)
2390         (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
2391         (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
2392         (_mm_maskz_min_ss): New intrinsics.
2393
2394 2017-05-31  Martin Liska  <mliska@suse.cz>
2395
2396         * tree-vect-loop.c (vect_create_epilog_for_reduction):
2397         Change comment style to one we normally use.
2398         (vectorizable_reduction): Likewise.
2399         (vectorizable_induction): Likewise.
2400         * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
2401         (vectorizable_call): Likewise.
2402         (vectorizable_simd_clone_call): Likewise.
2403         (vectorizable_conversion): Likewise.
2404         (vectorizable_assignment): Likewise.
2405         (vectorizable_shift): Likewise.
2406         (vectorizable_operation): Likewise.
2407         (vectorizable_store): Likewise.
2408         (vectorizable_load): Likewise.
2409         * tree-vectorizer.h: Likewise.
2410
2411 2017-05-31  Alexander Monakov  <amonakov@ispras.ru>
2412
2413         * passes.c (emergency_dump_function): New.
2414         * tree-pass.h (emergency_dump_function): Declare.
2415         * plugin.c (plugins_internal_error_function): Remove.
2416         * plugin.h (plugins_internal_error_function): Remove declaration.
2417         * toplev.c (internal_error_function): New static function.  Use it...
2418         (general_init): ...here.
2419
2420 2017-05-31  Graham Markall  <graham.markall@embecosm.com>
2421
2422         * config/arc/arc.c (arc_print_operand): Handle constant operands.
2423         (arc_rtx_costs): Add costs for new patterns.
2424         * config/arc/arc.md: Additional *add_n and *sub_n patterns.
2425         * config/arc/predicates.md: Add _1_2_3_operand predicate.
2426
2427 2017-05-31  Richard Sandiford  <richard.sandiford@linaro.org>
2428
2429         * tree-ssa-strlen.c (get_next_strinfo): New function.
2430         (get_stridx_plus_constant): Use it.
2431         (zero_length_string): Likewise.
2432         (adjust_related_strinfos): Likewise.
2433         (adjust_last_stmt): Likewise.
2434
2435 2017-05-31  Richard Biener  <rguenther@suse.de>
2436
2437         PR target/80880
2438         * config/i386/i386.c (ix86_expand_builtin): Remove assert
2439         for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
2440
2441 2017-05-31  Richard Sandiford  <richard.sandiford@linaro.org>
2442
2443         * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
2444         loop_vinfo argument and use of dependence distance vectors.
2445         Check instead whether the two references differ only in their
2446         initial value and assume that they have the same alignment if the
2447         difference is a multiple of the vector alignment.
2448         (vect_analyze_data_refs_alignment): Update call accordingly.
2449
2450 2017-05-31  Martin Liska  <mliska@suse.cz>
2451
2452         PR target/79155
2453         * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
2454
2455 2017-05-31  Bin Cheng  <bin.cheng@arm.com>
2456
2457         * tree-vect-loop-manip.c (create_intersect_range_checks_index)
2458         (create_intersect_range_checks): Move from ...
2459         * tree-data-ref.c (create_intersect_range_checks_index)
2460         (create_intersect_range_checks): ... to here.
2461         (create_runtime_alias_checks): New function factored from ...
2462         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
2463         here.  Call above function.
2464         * tree-data-ref.h (create_runtime_alias_checks): New function.
2465
2466 2017-05-31  Bin Cheng  <bin.cheng@arm.com>
2467
2468         * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
2469         segment length for dr_b and compute it in wide_int.
2470
2471 2017-05-31  Richard Biener  <rguenther@suse.de>
2472
2473         PR tree-optimization/80906
2474         * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
2475         and pass through iv_map.
2476         (copy_bb_and_scalar_dependences): Adjust.
2477         (translate_pending_phi_nodes): Likewise.
2478         (copy_loop_close_phi_args): Handle code-generating IVs instead
2479         of ICEing.
2480
2481 2017-05-30  David Malcolm  <dmalcolm@redhat.com>
2482
2483         * diagnostic-color.c (color_dict): Add "type-diff".
2484         (parse_gcc_colors): Update comment.
2485         * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2486         -fdiagnostics-show-template-tree and -fno-elide-type.
2487         (GCC_COLORS): Add type-diff to example.
2488         (type-diff=): New.
2489         (-fdiagnostics-show-template-tree): New.
2490         (-fno-elide-type): New.
2491         * pretty-print.c (pp_format): Pass quote and formatters[argno] to
2492         the pp_format_decoder callback.  Call any m_format_postprocessor's
2493         "handle" method.
2494         (pretty_printer::pretty_printer): Initialize
2495         m_format_postprocessor.
2496         (pretty_printer::~pretty_printer): Delete any
2497         m_format_postprocessor.
2498         * pretty-print.h (printer_fn): Add bool and const char ** parameters.
2499         (class format_postprocessor): New class.
2500         (struct pretty_printer::format_decoder): Document the new parameters.
2501         (struct pretty_printer::m_format_postprocessor): New field.
2502         * tree-diagnostic.c (default_tree_printer): Update for new
2503         bool and const char ** params.
2504         * tree-diagnostic.h (default_tree_printer): Likewise.
2505
2506 2017-05-30  Segher Boessenkool  <segher@kernel.crashing.org>
2507
2508         * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
2509         (lwa_operand): Delete rs6000_gen_cell_microcode test.
2510         * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
2511         rs6000_gen_cell_microcode code.
2512         (rs6000_final_prescan_insn): Delete.
2513         (rs6000_opt_vars): Delete the "gen-cell-microcode" and
2514         "warn-cell-microcode" entries.
2515         * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
2516         * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
2517         throughout.  Change cc_reg_not_micro_cr0_operand to
2518         cc_reg_not_cr0_operand throughout.
2519         (*extendhi<mode>2_noload): Delete.
2520         * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
2521         (mwarn-cell-microcode): Delete.
2522         * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
2523         -mgen-cell-microcode and -mwarn-cell-microcode.
2524
2525 2017-05-30  Uros Bizjak  <ubizjak@gmail.com>
2526
2527         PR target/80833
2528         * config/i386/constraints.md (Yd): New constraint.
2529         (Ye): Ditto.
2530         * config/i386/i386.md (*movti_internal): Add (?r, Ye)
2531         and (?Yd, r) alternatives.  Update insn attributes.
2532         * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
2533         and (?*Yd, r) alternatives.  Update insn attributes.
2534         (double-mode inter-unit splitters): Add new GR<->XMM splitters.
2535
2536 2017-05-30  Pierre-Marie de Rodat  <derodat@adacore.com>
2537
2538         * gimplify.c (gimplify_modify_expr): Don't create a
2539         DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
2540         function.
2541
2542 2017-05-30  Wilco Dijkstra  <wdijkstr@arm.com>
2543
2544         * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
2545
2546 2017-05-30  Richard Biener  <rguenther@suse.de>
2547
2548         * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
2549         and reduc_def fields.
2550         (STMT_VINFO_REDUC_TYPE): New define.
2551         (STMT_VINFO_REDUC_DEF): Likewise.
2552         (vect_force_simple_reduction): Adjust prototype.
2553         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
2554         (vect_is_simple_reduction): Remove check_reduction argument.
2555         (vect_force_simple_reduction): Adjust and set
2556         STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
2557         (vectorizable_reduction): Do not re-do reduction analysis
2558         but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
2559         * tree-parloops.c (gather_scalar_reductions): Adjust.
2560
2561 2017-05-30  Richard Biener  <rguenther@suse.de>
2562
2563         PR middle-end/80901
2564         * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
2565         split_edge code.
2566
2567 2017-05-24  Robin Dapp  <rdapp@linux.vnet.ibm.com>
2568
2569         * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
2570         Introduce unknown_misalignment parameter and remove vf.
2571         (vect_peeling_hash_get_lowest_cost):
2572         Pass unknown_misalignment parameter.
2573         (vect_enhance_data_refs_alignment):
2574         Fix unsupportable data ref treatment.
2575
2576 2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>
2577
2578         * tree-vect-data-refs.c (vect_get_data_access_cost):
2579         Workaround for SLP handling.
2580         (vect_enhance_data_refs_alignment):
2581         Compute costs for doing no peeling at all, compare to the best
2582         peeling costs so far and avoid peeling if cheaper.
2583
2584 2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>
2585
2586         * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
2587         Return peeling info and set costs to zero for unlimited cost
2588         model.
2589         (vect_enhance_data_refs_alignment): Also inspect all datarefs
2590         with unknown misalignment. Compute and costs for unknown
2591         misalignment, compare them to the costs for known misalignment
2592         and choose the cheapest for peeling.
2593
2594 2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>
2595
2596         * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
2597         (vect_get_peeling_costs_all_drs): Create function.
2598         (vect_peeling_hash_get_lowest_cost):
2599         Use vect_get_peeling_costs_all_drs.
2600         (vect_peeling_supportable): Create function.
2601         (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
2602
2603 2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>
2604
2605         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
2606         DR_HAS_NEGATIVE_STEP.
2607         (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
2608         (vect_enhance_data_refs_alignment): Use.
2609         (vect_duplicate_ssa_name_ptr_info): Use.
2610         * tree-vectorizer.h (dr_misalignment): Use.
2611         (known_alignment_for_access_p): Use.
2612
2613 2017-05-30  Jozef Lawrynowicz  <jozef.l@somniumtech.com>
2614
2615         PR target/78838
2616         * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
2617         .lowtext.
2618         (has_section_name): New function.
2619
2620 2017-05-30  Martin Liska  <mliska@suse.cz>
2621
2622         PR other/80909
2623         * auto-profile.c (get_function_decl_from_block): Fix
2624         parenthesis.
2625
2626 2017-05-30  Richard Biener  <rguenther@suse.de>
2627
2628         PR middle-end/80876
2629         * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
2630
2631 2017-05-30  Martin Liska  <mliska@suse.cz>
2632
2633         * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
2634         * dumpfile.h (struct dump_file_info): Remove ctors.
2635
2636 2017-05-30  Martin Liska  <mliska@suse.cz>
2637
2638         * predict.def: Fix GNU coding style.
2639
2640 2017-05-29  Max Filippov  <jcmvbkbc@gmail.com>
2641
2642         * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
2643         Mark 'to' argument with ATTRIBUTE_UNUSED.
2644
2645 2017-05-29  Max Filippov  <jcmvbkbc@gmail.com>
2646
2647         * config/xtensa/xtensa.c (xtensa_emit_call): Use
2648         HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
2649         (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
2650         format string.
2651
2652 2017-05-29  Eric Botcazou  <ebotcazou@adacore.com>
2653
2654         * doc/install.texi (Options specification): Restore entry of
2655         --enable-sjlj-exceptions.
2656
2657 2017-05-27  Michael Eager  <eager@eagercon.com>
2658
2659         Revert:
2660         2016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>
2661
2662         See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
2663
2664         * config/microblaze/microblaze.h
2665         (FIXED_REGISTERS): Update in macro.
2666         (CALL_USED_REGISTERS): Update in macro.
2667
2668 2017-05-27  François-Xavier Coudett  <fxcoudert@gcc.gnu.org>
2669
2670         * doc/install.texi: Add links to macOS binary distributions.
2671
2672 2017-05-27  Jakub Jelinek  <jakub@redhat.com>
2673
2674         PR bootstrap/80887
2675         Revert:
2676         2017-05-25  Marc Glisse  <marc.glisse@inria.fr>
2677
2678         * match.pd ((A +- CST1) +- CST2): Allow some conversions.
2679
2680 2017-05-26  Martin Liska  <mliska@suse.cz>
2681
2682         * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
2683
2684 2017-05-26  Martin Liska  <mliska@suse.cz>
2685
2686         * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
2687         always leading ';; '.
2688         (dump_bb_info): Likewise.
2689         (brief_dump_cfg): Likewise.
2690         * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
2691         * dumpfile.c: Remove usage of TDF_VERBOSE.
2692         * dumpfile.h (enum dump_kind): Likewise.
2693         (dump_gimple_bb_header): Do not use TDF_COMMENT.
2694         * print-tree.c (debug_verbose): Remove.
2695         * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
2696         (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
2697         * tree-diagnostic.c (default_tree_printer): Replace
2698         TDF_DIAGNOSTIC with TDF_SLIM.
2699
2700 2017-05-26  Bin Cheng  <bin.cheng@arm.com>
2701
2702         * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
2703         in parameter loop, rather than loop_vinfo.
2704         (create_intersect_range_checks): Ditto.
2705         (vect_create_cond_for_alias_checks): Update call to above functions.
2706
2707 2017-05-26  Bin Cheng  <bin.cheng@arm.com>
2708
2709         PR tree-optimization/80815
2710         * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
2711         for merging runtime alias checks.  Handle negative DR_STEPs.
2712
2713 2017-05-26  Bin Cheng  <bin.cheng@arm.com>
2714
2715         * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
2716         Move from ...
2717         * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
2718         * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
2719         out code pruning runtime alias checks.
2720         * tree-data-ref.c (prune_runtime_alias_test_list): New function
2721         factored out from above.
2722         * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
2723         Move from ...
2724         * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
2725         ... to here.
2726         (prune_runtime_alias_test_list): New decalaration.
2727
2728 2017-05-26  Bin Cheng  <bin.cheng@arm.com>
2729
2730         * tree-vect-data-refs.c (compare_tree): Rename and move ...
2731         * tree-data-ref.c (data_ref_compare_tree): ... to here.
2732         * tree-data-ref.h (data_ref_compare_tree): New decalaration.
2733         * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
2734         (operator==, comp_dr_with_seg_len_pair): Ditto.
2735         (vect_prune_runtime_alias_test_list): Ditto.
2736
2737 2017-05-26  Martin Liska  <mliska@suse.cz>
2738
2739         PR ipa/80663
2740         * params.def: Bound partial-inlining-entry-probability param.
2741
2742 2017-05-26  Marek Polacek  <polacek@redhat.com>
2743
2744         PR sanitizer/80875
2745         * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
2746         can be negated.
2747
2748 2017-05-26  Richard Biener  <rguenther@suse.de>
2749
2750         PR tree-optimization/80842
2751         * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
2752         value.
2753
2754 2017-05-26  Richard Biener  <rguenther@suse.de>
2755
2756         PR tree-optimization/80844
2757         * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
2758
2759 2017-05-25  Sebastian Peryt  <sebastian.peryt@intel.com>
2760
2761         * doc/md.texi (Machine Constraints): Update x86 family
2762         machine constraints section to match 'config/i386/constraints.md'.
2763
2764 2017-05-25  Volker Reichelt  <v.reichelt@netcologne.de>
2765
2766         * doc/invoke.texi (-Wcatch-value=): Document new warning option.
2767
2768 2017-05-25  Nathan Sidwell  <nathan@acm.org>
2769
2770         * doc/invoke.texi (--enable-languages): Update documentation.
2771
2772 2017-05-25  Martin Liska  <mliska@suse.cz>
2773
2774         * dumpfile.c: Add TDF_FOLDING.
2775         * dumpfile.h (enum dump_kind): Likewise.
2776         * genmatch.c (dt_simplify::gen_1): Use it.
2777
2778 2017-05-25  Marc Glisse  <marc.glisse@inria.fr>
2779
2780         * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
2781
2782 2017-05-25  Marc Glisse  <marc.glisse@inria.fr>
2783
2784         * match.pd ((A +- CST1) +- CST2): Allow some conversions.
2785         * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
2786
2787 2017-05-25  Marc Glisse  <marc.glisse@inria.fr>
2788
2789         * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
2790         * match.pd (X == C): Rewrite it here.
2791         (with_possible_nonzero_bits, with_possible_nonzero_bits2,
2792         with_certain_nonzero_bits2): New predicates.
2793         * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
2794
2795 2017-05-24  Nathan Sidwell  <nathan@acm.org>
2796
2797         * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
2798         avoid warning.
2799
2800         * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
2801         warning.
2802
2803 2017-05-24  Segher Boessenkool  <segher@kernel.crashing.org>
2804
2805         * config/powerpcspe: New port.  Files are copied from the rs6000
2806         port, with "rs6000" in filenames replaced by "powerpcspe".
2807
2808 2017-05-24  Wilco Dijkstra  <wdijkstr@arm.com>
2809
2810         PR rtl-optimization/80754
2811         * lra-remat.c (do_remat): Add overlap checks for dst_regno.
2812
2813 2017-05-24  Sheldon Lobo  <smlobo@sheldon.us.oracle.com>
2814
2815         * config/sparc/sparc.md (length): Return the correct value for -mflat
2816         sibcalls to match output_sibcall.
2817
2818 2017-05-24  Segher Boessenkool  <segher@kernel.crashing.org>
2819
2820         PR bootstrap/80860
2821         PR bootstrap/80843
2822         * config/rs6000/rs6000.c (struct machine_function): Add new field
2823         n_components.
2824         (rs6000_get_separate_components): Init that field, use it.
2825         (rs6000_components_for_bb): Use the field.
2826
2827 2017-05-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>
2828
2829         * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
2830
2831 2017-05-24  Peter Bergner  <bergner@vnet.ibm.com>
2832
2833         PR middle-end/80823
2834         * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
2835
2836 2017-05-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2837
2838         PR target/80725
2839         * config/s390/s390.c (s390_check_qrst_address): Check incoming
2840         address against address_operand predicate.
2841         * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
2842
2843 2017-05-24  Eric Botcazou  <ebotcazou@adacore.com>
2844
2845         * var-tracking.c (track_expr_p): Do not return 0 for tracked record
2846         parameters passed indirectly.
2847
2848 2017-05-23  Uros Bizjak  <ubizjak@gmail.com>
2849
2850         * config/i386/i386.md (*movdi_internal): Remove SSE4
2851         alternative 18 (?r, *v).  Update insn attributes.
2852         (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
2853         Update insn attributes.
2854         (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
2855         Update insn attributes.
2856         * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
2857         alternative 1 (r, v). Remove isa attribute.
2858         * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
2859         Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
2860         and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
2861
2862 2017-05-23  Tom de Vries  <tom@codesourcery.com>
2863
2864         * doc/sourcebuild.texi (Directives, Verify compiler message): Document
2865         dg-line directive.
2866
2867 2017-05-23  Jan Hubicka  <hubicka@ucw.cz>
2868
2869         * cgraphunit.c (symbol_table::process_new_functions): Update.
2870         * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
2871         (inline_generate_summary): Rename to ...
2872         (ipa_fn_summary_generate): ... this one.
2873         (inline_read_summary): Rename to ...
2874         (ipa_fn_summary_read): ... this one.
2875         (inline_write_summary): Rename to ...
2876         (ipa_fn_summary_write): ... this one.
2877         (inline_free_summary): Rename to ...
2878         (ipa_free_fn_summary): ... this one.
2879         (pass_data_local_fn_summary, pass_local_fn_summary,
2880         make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
2881         pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
2882         pass_data_ipa_fn_summary, pass_ipa_fn_summary,
2883         make_pass_ipa_fn_summary): New.
2884         * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
2885         inline_write_summary, inline_free_summary): Remove.
2886         (ipa_free_fn_summary) : New.
2887         * ipa-inline.c (ipa_inline): Update.
2888         (pass_ipa_inline): Do not generate summaries.
2889         * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
2890         Remove.
2891         * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
2892         and add pass_ipa_fn_summary.
2893         * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
2894         New.
2895         (make_pass_inline_parameters): Remove.
2896
2897 2017-05-23  Thomas Schwinge  <thomas@codesourcery.com>
2898
2899         * omp-low.c (struct omp_context): Remove "default_kind" member.
2900         Adjust all users.
2901
2902         * omp-offload.c (execute_oacc_device_lower): Remove the
2903         parallelism dimensions function attributes for unparallelized
2904         OpenACC kernels constructs.
2905
2906 2017-05-23  Martin Liska  <mliska@suse.cz>
2907
2908         * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
2909         functions.
2910         (cgraph_edge::make_speculative): Likewise.
2911         (cgraph_edge::resolve_speculation): Likewise.
2912         (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2913         (cgraph_node::dump): Likewise.
2914         * cgraph.h: Likewise.
2915         * cgraphunit.c (analyze_functions): Likewise.
2916         (symbol_table::compile): Likewise.
2917         * ipa-cp.c (print_all_lattices): Likewise.
2918         (determine_versionability): Likewise.
2919         (initialize_node_lattices): Likewise.
2920         (ipcp_verify_propagated_values): Likewise.
2921         (estimate_local_effects): Likewise.
2922         (update_profiling_info): Likewise.
2923         (create_specialized_node): Likewise.
2924         (perhaps_add_new_callers): Likewise.
2925         (decide_about_value): Likewise.
2926         (decide_whether_version_node): Likewise.
2927         (identify_dead_nodes): Likewise.
2928         (ipcp_store_bits_results): Likewise.
2929         * ipa-devirt.c (dump_targets): Likewise.
2930         (ipa_devirt): Likewise.
2931         * ipa-icf.c (sem_item::dump): Likewise.
2932         (sem_function::equals): Likewise.
2933         (sem_variable::equals): Likewise.
2934         (sem_item_optimizer::read_section): Likewise.
2935         (sem_item_optimizer::execute): Likewise.
2936         (congruence_class::dump): Likewise.
2937         * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
2938         (dump_inline_summary): Likewise.
2939         (estimate_node_size_and_time): Likewise.
2940         (inline_analyze_function): Likewise.
2941         * ipa-inline-transform.c (inline_call): Likewise.
2942         * ipa-inline.c (report_inline_failed_reason): Likewise.
2943         (want_early_inline_function_p): Likewise.
2944         (edge_badness): Likewise.
2945         (update_edge_key): Likewise.
2946         (inline_small_functions): Likewise.
2947         * ipa-profile.c (ipa_profile): Likewise.
2948         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2949         (ipa_make_edge_direct_to_target): Likewise.
2950         (remove_described_reference): Likewise.
2951         (ipa_impossible_devirt_target): Likewise.
2952         (propagate_controlled_uses): Likewise.
2953         (ipa_print_node_params): Likewise.
2954         (ipcp_transform_function): Likewise.
2955         * ipa-pure-const.c (pure_const_read_summary): Likewise.
2956         (propagate_pure_const): Likewise.
2957         * ipa-reference.c (generate_summary): Likewise.
2958         (read_write_all_from_decl): Likewise.
2959         (propagate): Likewise.
2960         (ipa_reference_read_optimization_summary): Likewise.
2961         * ipa-utils.c (ipa_merge_profiles): Likewise.
2962         * ipa.c (walk_polymorphic_call_targets): Likewise.
2963         (symbol_table::remove_unreachable_nodes): Likewise.
2964         (ipa_single_use): Likewise.
2965         * passes.c (execute_todo): Likewise.
2966         * predict.c (drop_profile): Likewise.
2967         * symtab.c (symtab_node::get_dump_name): New function.
2968         (symtab_node::dump_name): Likewise.
2969         (symtab_node::dump_asm_name): Likewise.
2970         (symtab_node::dump_references): Likewise.
2971         (symtab_node::dump_referring): Likewise.
2972         (symtab_node::dump_base): Likewise.
2973         (symtab_node::debug_symtab): Likewise.
2974         * tree-sra.c (convert_callers_for_node): Likewise.
2975         * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2976         * value-prof.c (init_node_map): Likewise.
2977
2978 2017-05-23  Martin Liska  <mliska@suse.cz>
2979
2980         * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
2981         and symtab_node::debug_symtab to symbol_table::debug.
2982         * cgraphunit.c (analyze_functions): Use the renamed function.
2983         (symbol_table::compile): Likewise.
2984         * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
2985         * ipa-icf.c (sem_item_optimizer::execute): Likewise.
2986         * passes.c (execute_todo): Likewise.
2987         * symtab.c (symbol_table::dump): New function.
2988         * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
2989
2990 2017-05-23  Jan Hubicka  <hubicka@ucw.cz>
2991
2992         * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
2993         that nonconst implies exec.
2994
2995 2017-05-23  Jan Hubicka  <hubicka@ucw.cz>
2996
2997         * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
2998         inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
2999         (inline_edge_summary_vec): Turn into ...
3000         (ipa_call_summaries): ... this one.
3001         (redirect_to_unreachable, edge_set_predicate,
3002         evaluate_properties_for_edge, inline_summary_alloc,
3003         reset_ipa_call_summary, reset_inline_summary,
3004         inline_summary_t::duplicate): Update.
3005         (inline_edge_duplication_hook): Turn to ...
3006         (ipa_call_summary_t::duplicate): ... this one.
3007         (inline_edge_removal_hook): Turn to ...
3008         (ipa_call_summary_t::remove): ... this one.
3009         (dump_inline_edge_summary): Turn to ...
3010         (dump_ipa_call_summary): ... this one.
3011         (estimate_function_body_sizes): Update.
3012         (inline_update_callee_summaries): Update.
3013         (remap_edge_change_prob): Update.
3014         (remap_edge_summaries): Update.
3015         (inline_merge_summary): Update.
3016         (do_estimate_edge_time): Update.
3017         (inline_generate_summary): Update.
3018         (inline_read_section): Update.
3019         (inline_read_summary): Update.
3020         (inline_free_summary): Update.
3021         * ipa-inline.c (can_inline_edge_p): Update.
3022         (compute_inlined_call_time): Update.
3023         (want_inline_small_function_p): Update.
3024         (edge_badness): Update.
3025         (early_inliner): Update.
3026         * ipa-inline.h (inline_edge_summary): Turn to ...
3027         (ipa_call_summary): ... this one.
3028         (ipa_call_summary_t): New class.
3029         (inline_edge_summary_t, inline_edge_summary_vec): Remove.
3030         (ipa_call_summaries): New.
3031         (inline_edge_summary): Remove.
3032         (estimate_edge_growth): Update.
3033         * ipa-profile.c (ipa_propagate_frequency_1): Update.
3034         * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
3035         * ipa-split.c (execute_split_functions): Update.
3036         * ipa.c (symbol_table::remove_unreachable_nodes): Update.
3037
3038 2017-05-23  Tom de Vries  <tom@codesourcery.com>
3039
3040         * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
3041         attributes): Document rdrand effective target.
3042
3043 2017-05-23  Tom de Vries  <tom@codesourcery.com>
3044
3045         * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
3046         attributes): Sort alphabetically.
3047
3048 2017-05-23  Georg-Johann Lay  <avr@gjlay.de>
3049
3050         * config/avr/genmultilib.awk: Use gsub instead of gensub.
3051
3052 2017-05-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
3053
3054         PR target/80718
3055         * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
3056         V2DF/V2DI splat into two separate patterns, one that handles
3057         registers, and the other that only handles memory.  Drop support
3058         for splatting from a GPR on ISA 2.07 and then splitting the
3059         splat into direct move and splat.
3060         (vsx_splat_<mode>_reg): Likewise.
3061         (vsx_splat_<mode>_mem): Likewise.
3062
3063 2017-05-22  Segher Boessenkool  <segher@kernel.crashing.org>
3064
3065         * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
3066
3067 2017-05-22  Jakub Jelinek  <jakub@redhat.com>
3068
3069         PR middle-end/80809
3070         * omp-low.c (finish_taskreg_remap): New function.
3071         (finish_taskreg_scan): If unit size of ctx->record_type
3072         is non-constant, unshare the size expression and replace
3073         decls in it with possible outer var refs.
3074
3075         PR middle-end/80809
3076         * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
3077         GOVD_SHARED rather than GOVD_PRIVATE with it.
3078         (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
3079         GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
3080
3081         PR middle-end/80853
3082         * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
3083         as last argument to build_outer_var_ref for pointer bases of array
3084         section reductions.
3085
3086 2017-05-19  Martin Sebor  <msebor@redhat.com>
3087
3088         * print-tree.c (print_node): Print DECL_READ_P flag.
3089
3090 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
3091
3092         * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
3093         * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
3094         * cgraph.c: Likewise.
3095         * cgraphunit.c: Likewise.
3096         * gengtype.c: Likewise.
3097         * ipa-cp.c: Likewise.
3098         * ipa-devirt.c: Likewise.
3099         * ipa-icf.c: Likewise.
3100         * ipa-predicate.c: Likewise.
3101         * ipa-profile.c: Likewise.
3102         * ipa-prop.c: Likewise.
3103         * ipa-split.c: Likewise.
3104         * ipa.c: Likewise.
3105         * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
3106         edge_predicate_pool, dump_inline_hints,
3107         inline_summary::account_size_time, redirect_to_unreachable,
3108         edge_set_predicate, set_hint_predicate,
3109         evaluate_conditions_for_known_args, evaluate_properties_for_edge,
3110         inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
3111         inline_summary_t::remove, remap_hint_predicate_after_duplication,
3112         inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
3113         ipa_call_summary_t::remove, initialize_growth_caches,
3114         free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
3115         debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
3116         mark_modified, unmodified_parm_1, unmodified_parm,
3117         unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
3118         set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
3119         compute_bb_predicates, will_be_nonconstant_expr_predicate,
3120         will_be_nonconstant_predicate, record_modified_bb_info,
3121         get_minimal_bb, record_modified, param_change_prob,
3122         phi_result_unknown_predicate, predicate_for_phi_result,
3123         array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
3124         estimate_function_body_sizes, compute_inline_parameters,
3125         compute_inline_parameters_for_curren, pass_data_inline_parameters,
3126         estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
3127         inline_update_callee_summaries, remap_edge_change_prob,
3128         remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
3129         inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
3130         inline_analyze_function, inline_summary_t::insert,
3131         inline_generate_summary, read_ipa_call_summary, inline_read_section,
3132         inline_read_summary, write_ipa_call_summary, inline_write_summary,
3133         inline_free_summary): Move to ipa-fnsummary.h
3134         (predicate_t): Remove.
3135         * ipa-fnsummary.c: New file.
3136         * ipa-inline.h:  Do not include sreal.h and ipa-predicate.h
3137         (enum inline_hints_vals, inline_hints, agg_position_info,
3138         INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
3139         inline_summaries, ipa_call_summary, ipa_call_summary_t,
3140         ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
3141         dump_inline_summary, dump_inline_hints, inline_generate_summary,
3142         inline_read_summary, inline_write_summary, inline_free_summary,
3143         inline_analyze_function, initialize_inline_failed,
3144         inline_merge_summary, inline_update_overall_summary,
3145         compute_inline_parameters): Move to ipa-fnsummary.h
3146         * ipa-fnsummary.h: New file.
3147         * ipa-inline-transform.h: Include ipa-inline.h.
3148         * ipa-inline.c: LIkewise.
3149
3150 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
3151
3152         * ipa-inline.c (edge_badness): Use inlined_time instead of
3153         inline_summaries->get.
3154
3155 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
3156
3157         * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
3158
3159 2017-05-22  Nathan Sidwell  <nathan@acm.org>
3160
3161         * doc/invoke.texi (fdump-translation-unit): Delete documentation.
3162         (fdump-lang): Document 'raw' option.
3163         * dumpfile.h (TDI_tu): Delete.
3164         * dumpfile.c (dump_files): Remove translation-unit.
3165         (FIRST_AUTO_NUMBERED_DUMP): Decrement.
3166
3167 2017-05-22  Georg-Johann Lay  <avr@gjlay.de>
3168
3169         * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
3170         command option from $(AWK) call.
3171         * config/avr/genmultilib.awk: Simplify and rewrite so that it
3172         generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
3173         [FORMAT]: Remove handling of variable.
3174         * config/avr/t-multilib: Regenerate.
3175
3176 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
3177
3178         * ipa-inline-analysis.c (inline_summary::reset): Do not reset
3179         self_time.
3180         (dump_inline_summary): Do not print self_time.
3181         (estimate_function_body_sizes): Do not set self_time.
3182         (compute_inline_parameters): Likewise.
3183         (inline_read_section, inline_write_summary): Do not stream self_time.
3184         * ipa-inline.h (inline_summary): Drop self_time.
3185
3186 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
3187
3188         * ipa-inline-analysis.c (account_size_time): Rename to ...
3189         (inline_summary::account_size_time): ... this one.
3190         (reset_ipa_call_summary): Turn to ...
3191         (ipa_call_summary::reset): ... this one.
3192         (reset_inline_summary): Turn to ...
3193         (inline_summary::reset): ... this one.
3194         (inline_summary_t::remove): Update.
3195         (inline_summary_t::duplicate): Update.
3196         (ipa_call_summary_t::remove): Update.
3197         (dump_inline_summary): Update.
3198         (estimate_function_body_sizes): Update.
3199         (compute_inline_parameters): Update.
3200         (estimate_node_size_and_time): Update.
3201         (inline_merge_summary): Update.
3202         (inline_update_overall_summary): Update.
3203         (inline_read_section): Update.
3204         (inline_write_summary): Update.
3205         * ipa-inline.h (inline_summary): Rename entry to size_time_table;
3206         add account_size_time and reset member functions.
3207         (ipa_call_summary): Add reset function.
3208         * ipa-predicate.h (predicate::operator &): Constify.
3209
3210 2017-05-22  Richard Biener  <rguenther@suse.de>
3211
3212         * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
3213
3214 2017-05-19  Jason Merrill  <jason@redhat.com>
3215
3216         * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
3217
3218 2017-05-19  Marek Polacek  <polacek@redhat.com>
3219
3220         PR sanitizer/80800
3221         * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
3222         TYPE_OVERFLOW_WRAPS checks.
3223
3224 2017-05-19  Thomas Schwinge  <thomas@codesourcery.com>
3225
3226         * tree-core.h (enum omp_clause_default_kind): Add
3227         "OMP_CLAUSE_DEFAULT_PRESENT".
3228         * tree-pretty-print.c (dump_omp_clause): Handle it.
3229         * gimplify.c (enum gimplify_omp_var_data): Add
3230         "GOVD_MAP_FORCE_PRESENT".
3231         (gimplify_adjust_omp_clauses_1): Map it to
3232         "GOMP_MAP_FORCE_PRESENT".
3233         (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
3234
3235         * gimplify.c (oacc_default_clause): Clarify.
3236
3237 2017-05-19  Nathan Sidwell  <nathan@acm.org>
3238
3239         LANG_HOOK_REGISTER_DUMPS
3240         * toplev.c (general_init): Call register dump lang hook.
3241         * doc/invoke.texi: Document -fdump-lang option family.
3242         * dumpfile.c (dump_files): Remove class dump here.
3243         (FIRST_AUTO_NUMBERED_DUMP): Adjust.
3244         * dumpfile.h (tree_dump_index): Remove TDI_class.
3245         * langhooks-def.h (lhd_register_dumps): Declare.
3246         (LANG_HOOKS_REGISTER_DUMPS): Define.
3247         (LANG_HOOKS_INITIALIZER): Add it.
3248         * langhooks.c (lhd_register_dumps): Define.
3249         * langhooks.h (struct lang_hooks): Add register_dumps.
3250
3251 2017-05-19  Nathan Sidwell  <nathan@acm.org>
3252
3253         * context.h (context::set_passes): New.
3254         * context.c (context::context): Do not create pass manager.
3255         * toplev.c (general_init): Create pass manager here.
3256
3257 2017-05-19  Segher Boessenkool  <segher@kernel.crashing.org>
3258
3259         * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
3260         use this splitter if two add or or instructions would also work for
3261         the constant we want to generate.
3262
3263 2017-05-19  Richard Biener  <rguenther@suse.de>
3264
3265         PR build/80821
3266         * genmatch.c (dt_node::gen_kids_1): Add missing scope around
3267         predicate evaluation.
3268
3269 2017-05-19  Jan Hubicka  <hubicka@ucw.cz>
3270
3271         * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
3272         add ctor.
3273         * ipa-inline.c (want_inline_small_function_p): Do not cast to
3274         unsigned.
3275
3276 2017-05-19  Jan Hubicka  <hubicka@ucw.cz>
3277
3278         * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
3279         inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
3280         (inline_edge_summary_vec): Turn into ...
3281         (ipa_call_summaries): ... this one.
3282         (redirect_to_unreachable, edge_set_predicate,
3283         evaluate_properties_for_edge, inline_summary_alloc,
3284         reset_ipa_call_summary, reset_inline_summary,
3285         inline_summary_t::duplicate): Update.
3286         (inline_edge_duplication_hook): Turn to ...
3287         (ipa_call_summary_t::duplicate): ... this one.
3288         (inline_edge_removal_hook): Turn to ...
3289         (ipa_call_summary_t::remove): ... this one.
3290         (dump_inline_edge_summary): Turn to ...
3291         (dump_ipa_call_summary): ... this one.
3292         (estimate_function_body_sizes): Update.
3293         (inline_update_callee_summaries): Update.
3294         (remap_edge_change_prob): Update.
3295         (remap_edge_summaries): Update.
3296         (inline_merge_summary): Update.
3297         (do_estimate_edge_time): Update.
3298         (inline_generate_summary): Update.
3299         (inline_read_section): Update.
3300         (inline_read_summary): Update.
3301         (inline_free_summary): Update.
3302         * ipa-inline.c (can_inline_edge_p): Update.
3303         (compute_inlined_call_time): Update.
3304         (want_inline_small_function_p): Update.
3305         (edge_badness): Update.
3306         (early_inliner): Update.
3307         * ipa-inline.h (inline_edge_summary): Turn to ...
3308         (ipa_call_summary): ... this one.
3309         (ipa_call_summary_t): New class.
3310         (inline_edge_summary_t, inline_edge_summary_vec): Remove.
3311         (ipa_call_summaries): New.
3312         (inline_edge_summary): Remove.
3313         (estimate_edge_growth): Update.
3314         * ipa-profile.c (ipa_propagate_frequency_1): Update.
3315         * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
3316         * ipa-split.c (execute_split_functions): Update.
3317         * ipa.c (symbol_table::remove_unreachable_nodes): Update.
3318
3319 2017-05-19  Richard Biener  <rguenther@suse.de>
3320
3321         PR middle-end/80764
3322         * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
3323
3324 2017-05-18  Segher Boessenkool  <segher@kernel.crashing.org>
3325
3326         * config/rs6000/rs6000.c (struct machine_function): Add field
3327         fpr_is_wrapped_separately.
3328         (rs6000_get_separate_components): Use 64 components.  Handle the
3329         new FPR components.
3330         (rs6000_components_for_bb): Handle the FPR components.
3331         (rs6000_emit_prologue_components): Handle the FPR components.
3332         (rs6000_emit_epilogue_components): Handle the FPR components.
3333         (rs6000_set_handled_components): Handle the FPR components.
3334         (rs6000_emit_prologue): Don't output prologue code for those FPRs
3335         that are already separately shrink-wrapped.
3336         (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
3337         that are already separately shrink-wrapped.
3338
3339 2017-05-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
3340
3341         PR target/80510
3342         * config/rs6000/predicates.md (simple_offsettable_mem_operand):
3343         New predicate.
3344
3345         * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
3346         (define_peephole2 for Altivec d-form load): Add peepholes to catch
3347         cases where the register allocator uses a move and an offsettable
3348         memory operation to/from a FPR register on ISA 2.06/2.07.
3349         (define_peephole2 for Altivec d-form store): Likewise.
3350
3351 2017-05-18  Uros Bizjak  <ubizjak@gmail.com>
3352
3353         PR target/80799
3354         * config/i386/mmx.md (*mov<mode>_internal): Enable
3355         alternatives 11, 12, 13 and 14 also for 32bit targets.
3356         Remove alternatives 15, 16, 17 and 18.
3357         * config/i386/sse.md (vec_concatv2di): Change
3358         alternative (!x, *y) to (x, ?!*Yn).
3359
3360 2017-05-18  Paolo Carlini  <paolo.carlini@oracle.com>
3361
3362         * dumpfile.h (enum dump_kind): Remove stray comma.
3363
3364 2017-05-18  Jan Hubicka  <hubicka@ucw.cz>
3365
3366         * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
3367         * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
3368         predicate::num_conditions
3369         (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
3370         (CHANGED): turn into predicate::changed.
3371         (agg_position_info): Move to ipa-predicate.h
3372         (add_condition, predicate::add_clause, predicate::operator &=,
3373         predicate::or_with, predicate::evaluate, predicate::probability,
3374         dump_condition, dump_clause, predicate::dump,
3375         predicate::remap_after_duplication, predicate::remap_after_inlining,
3376         predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
3377         (evaluate_conditions_for_known_args): Update.
3378         (set_cond_stmt_execution_predicate): Update.
3379         * ipa-inline.h: Include ipa-predicate.h
3380         (condition, inline_param_summary, conditions, agg_position_info,
3381         predicate): Move to ipa-predicate.h
3382         * ipa-predicate.c: New file.
3383         * ipa-predicate.h: New file.
3384
3385 2017-05-18  Wilco Dijkstra  <wdijkstr@arm.com>
3386
3387         * final.c (leaf_function_p): Check we are not in a sequence.
3388
3389 2017-05-18  Martin Liska  <mliska@suse.cz>
3390
3391         * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
3392         * dumpfile.c (dump_register): Use new enum dump_kind.
3393         (get_dump_file_name): Likewise.
3394         (dump_enable_all): Likewise.
3395         (dump_switch_p_1): Likewise.
3396         (enable_rtl_dump_file): Remove usage of TDF_RTL.
3397         * dumpfile.h (enum dump_kind): New enum type.
3398         (struct dump_file_info): Create constructor and
3399         format fields and comments.
3400         * passes.c (pass_manager::register_one_dump_file):
3401         Use num dump_kind.
3402         * statistics.c (statistics_early_init): Likewise.
3403         * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
3404         TDF_TREE with TDF_SLIM.
3405         (gather_memory_references_ref): Likewise.
3406
3407 2017-05-18  Martin Liska  <mliska@suse.cz>
3408
3409         * vec.h (struct vnull): Use it.
3410
3411 2017-05-18  Jan Hubicka  <hubicka@ucw.cz>
3412
3413         * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
3414         (true_predicate, false_predicate, true_predicate_p,
3415         false_predicate_p): Remove.
3416         (single_cond_predicate, not_inlined_predicate): Turn to member function
3417         in ipa-inline.h
3418         (add_condition): Update.
3419         (add_clause): Turn to...
3420         (predicate::add_clause): ... this one; update; allow passing NULL
3421         as parameter.
3422         (and_predicates): Turn to ...
3423         (predicate::operator &=): ... this one.
3424         (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
3425         (or_predicates): Turn to ...
3426         (predicate::or_with): ... this one.
3427         (evaluate_predicate): Turn to ...
3428         (predicate::evaluate): ... this one.
3429         (predicate_probability): Turn to ...
3430         (predicate::probability): ... this one.
3431         (dump_condition): Update.
3432         (dump_predicate): Turn to ...
3433         (predicate::dump): ... this one.
3434         (account_size_time): Update.
3435         (edge_set_predicate): Update.
3436         (set_hint_predicate): UPdate.
3437         (evaluate_conditions_for_known_args): Update.
3438         (evaluate_properties_for_edge): Update.
3439         (remap_predicate_after_duplication): Turn to...
3440         (predicate::remap_after_duplication): ... this one.
3441         (remap_hint_predicate_after_duplication): Update.
3442         (inline_summary_t::duplicate): UPdate.
3443         (dump_inline_edge_summary): Update.
3444         (dump_inline_summary): Update.
3445         (set_cond_stmt_execution_predicate): Update.
3446         (set_switch_stmt_execution_predicate): Update.
3447         (compute_bb_predicates): Update.
3448         (will_be_nonconstant_expr_predicate): Update.
3449         (will_be_nonconstant_predicate): Update.
3450         (phi_result_unknown_predicate): Update.
3451         (predicate_for_phi_result): Update.
3452         (array_index_predicate): Update.
3453         (estimate_function_body_sizes): Update.
3454         (estimate_node_size_and_time): Update.
3455         (estimate_ipcp_clone_size_and_time): Update.
3456         (remap_predicate): Rename to ...
3457         (predicate::remap_after_inlining): ... this one.
3458         (remap_hint_predicate): Update.
3459         (inline_merge_summary): Update.
3460         (inline_update_overall_summary): Update.
3461         (estimate_size_after_inlining): Update.
3462         (read_predicate): Rename to ...
3463         (predicate::stream_in): ... this one.
3464         (read_inline_edge_summary): Update.
3465         (write_predicate): Rename to ...
3466         (predicate::stream_out): ... this one.
3467         (write_inline_edge_summary): Update.
3468         * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
3469         (clause_t): Turn to uint32_t
3470         (predicate): Turn to class; implement constructor and operators
3471         ==, !=, &
3472         (size_time_entry): Update.
3473         (inline_summary): Update.
3474         (inline_edge_summary): Update.
3475
3476 2017-05-18  Marc Glisse  <marc.glisse@inria.fr>
3477
3478         * fold-const.c (fold_binary_loc): Move transformation...
3479         * match.pd (C - X CMP X): ... here.
3480
3481 2017-05-18  Sheldon Lobo  <sheldon.lobo@oracle.com>
3482
3483         * config/sparc/sparc.c (sparc_option_override): Set function
3484         alignment for -mcpu=niagara7 to 64 to match the I$ line.
3485         * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
3486         latency to 1.
3487         * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
3488         latency to 2.
3489         * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
3490
3491 2017-05-18  Marek Polacek  <polacek@redhat.com>
3492
3493         PR sanitizer/80797
3494         * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
3495         (pass_ubsan::execute): Call gimple_assign_single_p instead of
3496         gimple_assign_load_p.
3497
3498 2017-05-17  Segher Boessenkool  <segher@kernel.crashing.org>
3499
3500         PR middle-end/80692
3501         * real.c (do_compare): Give decimal_do_compare preference over
3502         comparing just the signs.
3503
3504 2017-05-17  Uros Bizjak  <ubizjak@gmail.com>
3505
3506         * doc/md.texi (Canonicalization of Instructions): Describe the
3507         canonical form of instructions that inherently set a condition
3508         code register.
3509
3510 2017-05-17  Peter Bergner  <bergner@vnet.ibm.com>
3511
3512         PR middle-end/80775
3513         * tree-cfg.c: Move deletion of unreachable case statements to after
3514         the merging of consecutive case labels.
3515
3516 2017-05-17  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3517
3518         * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
3519         readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
3520         restoring of callee-saved registers.
3521
3522 2017-05-17  Eric Botcazou  <ebotcazou@adacore.com>
3523
3524         * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
3525         * config/visium/visium.c (single_set_and_flags): Likewise.
3526         * config/visium/visium.md (Substitutions): Likewise.
3527
3528 2017-05-17  Martin Liska  <mliska@suse.cz>
3529
3530         * cfg.c: Introduce dump_flags_t type and
3531         use it instead of int type.
3532         * cfg.h: Likewise.
3533         * cfghooks.c: Likewise.
3534         * cfghooks.h (struct cfg_hooks): Likewise.
3535         * cfgrtl.c: Likewise.
3536         * cfgrtl.h: Likewise.
3537         * cgraph.c (cgraph_node::get_body): Likewise.
3538         * coretypes.h: Likewise.
3539         * domwalk.c: Likewise.
3540         * domwalk.h: Likewise.
3541         * dumpfile.c (struct dump_option_value_info): Likewise.
3542         (dump_enable_all): Likewise.
3543         (dump_switch_p_1): Likewise.
3544         (opt_info_switch_p): Likewise.
3545         * dumpfile.h (enum tree_dump_index): Likewise.
3546         (struct dump_file_info): Likewise.
3547         * genemit.c: Likewise.
3548         * generic-match-head.c: Likewise.
3549         * gengtype.c (open_base_files): Likewise.
3550         * gimple-pretty-print.c: Likewise.
3551         * gimple-pretty-print.h: Likewise.
3552         * graph.c (print_graph_cfg): Likewise.
3553         * graphite-scop-detection.c (dot_all_sese): Likewise.
3554         * ipa-devirt.c (build_type_inheritance_graph): Likewise.
3555         * loop-unroll.c (report_unroll): Likewise.
3556         * passes.c (pass_manager::register_one_dump_file): Likewise.
3557         * print-tree.c: Likewise.
3558         * statistics.c: Likewise.
3559         * tree-cfg.c: Likewise.
3560         * tree-cfg.h: Likewise.
3561         * tree-dfa.c: Likewise.
3562         * tree-dfa.h: Likewise.
3563         * tree-dump.c (dump_function): Likewise.
3564         * tree-dump.h (struct dump_info): Likewise.
3565         * tree-pretty-print.c: Likewise.
3566         * tree-pretty-print.h: Likewise.
3567         * tree-ssa-live.c: Likewise.
3568         * tree-ssa-live.h: Likewise.
3569         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
3570         * tree-vect-loop.c: Likewise.
3571         * tree-vect-slp.c: Likewise.
3572
3573 2017-05-16  James Greenhalgh  <james.greenhalgh@arm.com>
3574             Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3575
3576         PR tree-optimization/80457
3577         * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
3578         of all arguments to a statement as scalar_to_vec operations.
3579         (vectorizable_call): Adjust call to vect_model_simple_cost for
3580         new parameter.
3581         (vectorizable_conversion): Likewise.
3582         (vectorizable_assignment): Likewise.
3583         (vectorizable_shift): Likewise.
3584         (vectorizable_operation): Likewise.
3585         (vectorizable_comparison): Likewise.
3586         (vect_is_simple_cond): Record the def types for operands.
3587         (vectorizable_condition): Likewise, call vect_model_simple_cost.
3588         * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
3589         for statement argument count.
3590
3591 2017-05-16  Carl Love  <cel@us.ibm.com>
3592
3593         * config/rs6000/rs6000-c: Add support for built-in functions
3594         vector unsigned long long vec_bperm (vector unsigned long long,
3595                                              vector unsigned char)
3596         vector signed long long vec_mule (vector signed int,
3597                                           vector signed int)
3598         vector unsigned long long vec_mule (vector unsigned int,
3599                                             vector unsigned int)
3600         vector signed long long vec_mulo (vector signed int,
3601                                           vector signed int)
3602         vector unsigned long long vec_mulo (vector unsigned int,
3603                                             vector unsigned int)
3604         vector signed char vec_sldw (vector signed char,
3605                                      vector signed char,
3606                                      const int)
3607         vector unsigned char vec_sldw (vector unsigned char,
3608                                        vector unsigned char,
3609                                        const int)
3610         vector signed short vec_sldw (vector signed short,
3611                                       vector signed short,
3612                                       const int)
3613         vector unsigned short vec_sldw (vector unsigned short,
3614                                         vector unsigned short,
3615                                         const int)
3616         vector signed int vec_sldw (vector signed int,
3617                                     vector signed int,
3618                                     const int)
3619         vector unsigned int vec_sldw (vector unsigned int,
3620                                       vector unsigned int,
3621                                       const int)
3622         vector signed long long vec_sldw (vector signed long long,
3623                                           vector signed long long,
3624                                           const int)
3625         vector unsigned long long vec_sldw (vector unsigned long long,
3626                                             vector unsigned long long,
3627                                             const int)
3628         * config/rs6000/rs6000-c: Add support for built-in functions
3629         * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
3630         * config/rs6000/altivec.h: Add defintion for vec_sldw.
3631         * doc/extend.texi: Update the built-in documentation for the
3632         new built-in functions.
3633
3634 2017-05-16  Marek Polacek  <polacek@redhat.com>
3635
3636         PR sanitizer/80536
3637         PR sanitizer/80386
3638         * tree.c (save_expr): Don't fold the expression.
3639
3640 2017-05-16  Uros Bizjak  <ubizjak@gmail.com>
3641
3642         * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
3643         to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
3644         and (?*y,m).  Update insn attributes.
3645
3646 2017-05-16  Martin Liska  <mliska@suse.cz>
3647
3648         * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
3649         flags argument of print_gimple_stmt, print_gimple_expr,
3650         print_generic_stmt and print_generic_expr.
3651         * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
3652         * coretypes.h: Likewise.
3653         * except.c (dump_eh_tree): Likewise.
3654         * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
3655         * gimple-pretty-print.h: Likewise.
3656         * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
3657         (backprop::push_to_worklist): Likewise.
3658         (backprop::pop_from_worklist): Likewise.
3659         (backprop::process_use): Likewise.
3660         (backprop::intersect_uses): Likewise.
3661         (note_replacement): Likewise.
3662         * gimple-ssa-store-merging.c
3663         (pass_store_merging::terminate_all_aliasing_chains): Likewise.
3664         (imm_store_chain_info::coalesce_immediate_stores): Likewise.
3665         (pass_store_merging::execute): Likewise.
3666         * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
3667         (ssa_base_cand_dump_callback): Likewise.
3668         (dump_incr_vec): Likewise.
3669         (replace_refs): Likewise.
3670         (replace_mult_candidate): Likewise.
3671         (create_add_on_incoming_edge): Likewise.
3672         (create_phi_basis): Likewise.
3673         (insert_initializers): Likewise.
3674         (all_phi_incrs_profitable): Likewise.
3675         (introduce_cast_before_cand): Likewise.
3676         (replace_one_candidate): Likewise.
3677         * gimplify.c (gimplify_expr): Likewise.
3678         * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
3679         (set_rename): Likewise.
3680         (rename_uses): Likewise.
3681         (copy_loop_phi_nodes): Likewise.
3682         (add_close_phis_to_merge_points): Likewise.
3683         (copy_loop_close_phi_args): Likewise.
3684         (copy_cond_phi_args): Likewise.
3685         (graphite_copy_stmts_from_block): Likewise.
3686         (translate_pending_phi_nodes): Likewise.
3687         * graphite-poly.c (print_pdr): Likewise.
3688         (dump_gbb_cases): Likewise.
3689         (dump_gbb_conditions): Likewise.
3690         (print_scop_params): Likewise.
3691         * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
3692         (build_cross_bb_scalars_use): Likewise.
3693         (gather_bbs::before_dom_children): Likewise.
3694         * hsa-dump.c (dump_hsa_immed): Likewise.
3695         * ipa-cp.c (print_ipcp_constant_value): Likewise.
3696         (get_replacement_map): Likewise.
3697         * ipa-inline-analysis.c (dump_condition): Likewise.
3698         (estimate_function_body_sizes): Likewise.
3699         * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
3700         (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
3701         * ipa-prop.c (ipa_dump_param): Likewise.
3702         (ipa_print_node_jump_functions_for_edge): Likewise.
3703         (ipa_modify_call_arguments): Likewise.
3704         (ipa_modify_expr): Likewise.
3705         (ipa_dump_param_adjustments): Likewise.
3706         (ipa_dump_agg_replacement_values): Likewise.
3707         (ipcp_modif_dom_walker::before_dom_children): Likewise.
3708         * ipa-pure-const.c (check_stmt): Likewise.
3709         (pass_nothrow::execute): Likewise.
3710         * ipa-split.c (execute_split_functions): Likewise.
3711         * omp-offload.c (dump_oacc_loop_part): Likewise.
3712         (dump_oacc_loop): Likewise.
3713         * trans-mem.c (tm_log_emit): Likewise.
3714         (tm_memopt_accumulate_memops): Likewise.
3715         (dump_tm_memopt_set): Likewise.
3716         (dump_tm_memopt_transform): Likewise.
3717         * tree-cfg.c (gimple_verify_flow_info): Likewise.
3718         (print_loop): Likewise.
3719         * tree-chkp-opt.c (chkp_print_addr): Likewise.
3720         (chkp_gather_checks_info): Likewise.
3721         (chkp_get_check_result): Likewise.
3722         (chkp_remove_check_if_pass): Likewise.
3723         (chkp_use_outer_bounds_if_possible): Likewise.
3724         (chkp_reduce_bounds_lifetime): Likewise.
3725         * tree-chkp.c (chkp_register_addr_bounds): Likewise.
3726         (chkp_mark_completed_bounds): Likewise.
3727         (chkp_register_incomplete_bounds): Likewise.
3728         (chkp_mark_invalid_bounds): Likewise.
3729         (chkp_maybe_copy_and_register_bounds): Likewise.
3730         (chkp_build_returned_bound): Likewise.
3731         (chkp_get_bound_for_parm): Likewise.
3732         (chkp_build_bndldx): Likewise.
3733         (chkp_get_bounds_by_definition): Likewise.
3734         (chkp_generate_extern_var_bounds): Likewise.
3735         (chkp_get_bounds_for_decl_addr): Likewise.
3736         * tree-chrec.c (chrec_apply): Likewise.
3737         * tree-data-ref.c (dump_data_reference): Likewise.
3738         (dump_subscript): Likewise.
3739         (dump_data_dependence_relation): Likewise.
3740         (analyze_overlapping_iterations): Likewise.
3741         * tree-inline.c (expand_call_inline): Likewise.
3742         (tree_function_versioning): Likewise.
3743         * tree-into-ssa.c (dump_defs_stack): Likewise.
3744         (dump_currdefs): Likewise.
3745         (dump_names_replaced_by): Likewise.
3746         (dump_update_ssa): Likewise.
3747         (update_ssa): Likewise.
3748         * tree-object-size.c (pass_object_sizes::execute): Likewise.
3749         * tree-parloops.c (build_new_reduction): Likewise.
3750         (try_create_reduction_list): Likewise.
3751         (ref_conflicts_with_region): Likewise.
3752         (oacc_entry_exit_ok_1): Likewise.
3753         (oacc_entry_exit_single_gang): Likewise.
3754         * tree-pretty-print.h: Likewise.
3755         * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
3756         (get_scalar_evolution): Likewise.
3757         (add_to_evolution): Likewise.
3758         (get_loop_exit_condition): Likewise.
3759         (analyze_evolution_in_loop): Likewise.
3760         (analyze_initial_condition): Likewise.
3761         (analyze_scalar_evolution): Likewise.
3762         (instantiate_scev): Likewise.
3763         (number_of_latch_executions): Likewise.
3764         (gather_chrec_stats): Likewise.
3765         (final_value_replacement_loop): Likewise.
3766         (scev_const_prop): Likewise.
3767         * tree-sra.c (dump_access): Likewise.
3768         (disqualify_candidate): Likewise.
3769         (create_access): Likewise.
3770         (reject): Likewise.
3771         (maybe_add_sra_candidate): Likewise.
3772         (create_access_replacement): Likewise.
3773         (analyze_access_subtree): Likewise.
3774         (analyze_all_variable_accesses): Likewise.
3775         (sra_modify_assign): Likewise.
3776         (initialize_constant_pool_replacements): Likewise.
3777         (find_param_candidates): Likewise.
3778         (decide_one_param_reduction): Likewise.
3779         (replace_removed_params_ssa_names): Likewise.
3780         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3781         * tree-ssa-copy.c (dump_copy_of): Likewise.
3782         (copy_prop_visit_cond_stmt): Likewise.
3783         * tree-ssa-dce.c (mark_operand_necessary): Likewise.
3784         * tree-ssa-dom.c (pass_dominator::execute): Likewise.
3785         (record_equivalences_from_stmt): Likewise.
3786         * tree-ssa-dse.c (compute_trims): Likewise.
3787         (delete_dead_call): Likewise.
3788         (delete_dead_assignment): Likewise.
3789         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
3790         (forward_propagate_into_cond): Likewise.
3791         (pass_forwprop::execute): Likewise.
3792         * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
3793         * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
3794         Likewise.
3795         (move_computations_worker): Likewise.
3796         (execute_sm): Likewise.
3797         * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
3798         (remove_exits_and_undefined_stmts): Likewise.
3799         (remove_redundant_iv_tests): Likewise.
3800         * tree-ssa-loop-ivopts.c (dump_use): Likewise.
3801         (adjust_iv_update_pos): Likewise.
3802         * tree-ssa-math-opts.c (bswap_replace): Likewise.
3803         * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
3804         (value_replacement): Likewise.
3805         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3806         * tree-ssa-pre.c (print_pre_expr): Likewise.
3807         (get_representative_for): Likewise.
3808         (create_expression_by_pieces): Likewise.
3809         (insert_into_preds_of_block): Likewise.
3810         (eliminate_insert): Likewise.
3811         (eliminate_dom_walker::before_dom_children): Likewise.
3812         (eliminate): Likewise.
3813         (remove_dead_inserted_code): Likewise.
3814         * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3815         * tree-ssa-reassoc.c (get_rank): Likewise.
3816         (eliminate_duplicate_pair): Likewise.
3817         (eliminate_plus_minus_pair): Likewise.
3818         (eliminate_not_pairs): Likewise.
3819         (undistribute_ops_list): Likewise.
3820         (eliminate_redundant_comparison): Likewise.
3821         (update_range_test): Likewise.
3822         (optimize_range_tests_var_bound): Likewise.
3823         (optimize_vec_cond_expr): Likewise.
3824         (rewrite_expr_tree): Likewise.
3825         (rewrite_expr_tree_parallel): Likewise.
3826         (linearize_expr): Likewise.
3827         (break_up_subtract): Likewise.
3828         (linearize_expr_tree): Likewise.
3829         (attempt_builtin_powi): Likewise.
3830         (attempt_builtin_copysign): Likewise.
3831         (transform_stmt_to_copy): Likewise.
3832         (transform_stmt_to_multiply): Likewise.
3833         (dump_ops_vector): Likewise.
3834         * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
3835         (print_scc): Likewise.
3836         (set_ssa_val_to): Likewise.
3837         (visit_reference_op_store): Likewise.
3838         (visit_use): Likewise.
3839         (sccvn_dom_walker::before_dom_children): Likewise.
3840         (run_scc_vn): Likewise.
3841         * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
3842         Likewise.
3843         (expr_hash_elt::print): Likewise.
3844         (const_and_copies::pop_to_marker): Likewise.
3845         (const_and_copies::record_const_or_copy_raw): Likewise.
3846         * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
3847         * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
3848         (dump_predicates): Likewise.
3849         (find_uninit_use): Likewise.
3850         (warn_uninitialized_phi): Likewise.
3851         (pass_late_warn_uninitialized::execute): Likewise.
3852         * tree-ssa.c (verify_vssa): Likewise.
3853         (verify_ssa): Likewise.
3854         (maybe_optimize_var): Likewise.
3855         * tree-vrp.c (dump_value_range): Likewise.
3856         (dump_all_value_ranges): Likewise.
3857         (dump_asserts_for): Likewise.
3858         (register_edge_assert_for_2): Likewise.
3859         (vrp_visit_cond_stmt): Likewise.
3860         (vrp_visit_switch_stmt): Likewise.
3861         (vrp_visit_stmt): Likewise.
3862         (vrp_visit_phi_node): Likewise.
3863         (simplify_cond_using_ranges_1): Likewise.
3864         (fold_predicate_in): Likewise.
3865         (evrp_dom_walker::before_dom_children): Likewise.
3866         (evrp_dom_walker::push_value_range): Likewise.
3867         (evrp_dom_walker::pop_value_range): Likewise.
3868         (execute_early_vrp): Likewise.
3869
3870 2017-05-16  Richard Biener  <rguenther@suse.de>
3871
3872         * dwarf2out.c (loc_list_from_tree_1): Do not create
3873         DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
3874
3875 2017-05-16  Richard Biener  <rguenther@suse.de>
3876
3877         * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
3878         just generated.
3879         (note_variable_value_in_expr): If we resolved the decl ref
3880         do not push to the stack.
3881
3882 2017-05-16  Matthew Wahab  <matthew.wahab@arm.com>
3883
3884         * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
3885         operations in fast-math mode.
3886         (vaddq_f16): Likewise.
3887         (vmul_f16): Likewise.
3888         (vmulq_f16): Likewise.
3889         (vsub_f16): Likewise.
3890         (vsubq_f16): Likewise.
3891         * config/arm/neon.md (add<mode>3): New.
3892         (sub<mode>3): New.
3893         (fma:<VH:mode>3): New.  Also remove outdated comment.
3894         (mul<mode>3): New.
3895
3896 2017-05-16  Martin Liska  <mliska@suse.cz>
3897
3898         PR ipa/79849.
3899         PR ipa/79850.
3900         * ipa-devirt.c (warn_types_mismatch): Fix typo.
3901         (odr_types_equivalent_p): Likewise.
3902
3903 2017-05-15  Sylvestre Ledru  <sylvestre@debian.org>
3904
3905         * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
3906
3907 2017-05-15  Uros Bizjak  <ubizjak@gmail.com>
3908
3909         PR target/80425
3910         * config/i386.i386.md (*zero_extendsidi2): Do not penalize
3911         non-interunit SSE move alternatives with '?'.
3912         (zero-extendsidi peephole2): New peephole to skip intermediate
3913         general register in SSE zero-extend sequence.
3914
3915 2017-05-15  Jeff Law  <law@redhat.com>
3916
3917         * reorg.c (relax_delay_slots): Create a new variable to hold
3918         the temporary target rather than clobbering TARGET_LABEL.
3919
3920         * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
3921         missing argument to extract_bit_field call.
3922         * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
3923
3924 2017-05-15  Martin Liska  <mliska@suse.cz>
3925
3926         PR driver/31468
3927         * gcc.c (process_command): Do not allow empty argument of -o option.
3928
3929 2017-05-15  Renlin Li  <renlin.li@arm.com>
3930
3931         * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
3932         * config/aarch64/aarch64.c (aarch64_expand_call): Define.
3933         * config/aarch64/constraints.md (Usf): Add long call check.
3934         * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
3935         (call_value): Likewise.
3936         (sibcall): Likewise.
3937         (sibcall_value): Likewise.
3938         (call_insn): New.
3939         (call_value_insn): New.
3940         (sibcall_insn): Update rtx pattern.
3941         (sibcall_value_insn): Likewise.
3942         (call_internal): Remove.
3943         (call_value_internal): Likewise.
3944         (sibcall_internal): Likewise.
3945         (sibcall_value_internal): Likewise.
3946         (call_reg): Likewise.
3947         (call_symbol): Likewise.
3948         (call_value_reg): Likewise.
3949         (call_value_symbol): Likewise.
3950
3951 2017-05-14  Krister Walfridsson  <krister.walfridsson@gmail.com>
3952
3953         PR target/80600
3954         * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
3955
3956 2017-05-14  Uros Bizjak  <ubizjak@gmail.com>
3957
3958         * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
3959         compatible with CCGOCmode and with CCZmode.
3960
3961 2017-05-14  Martin Sebor  <msebor@redhat.com>
3962
3963         PR middle-end/77671
3964         * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
3965         (gimple_fold_builtin_snprintf): Same.
3966         * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
3967         (gimple_fold_builtin_snprintf): Same.
3968         * gimple-ssa-sprintf.c (get_format_string): Correct the detection
3969         of character types.
3970         (is_call_safe): New function.
3971         (try_substitute_return_value): Call it.
3972         (try_simplify_call): New function.
3973         (pass_sprintf_length::handle_gimple_call): Call it.
3974
3975 2017-05-14  Martin Sebor  <msebor@redhat.com>
3976
3977         PR middle-end/80669
3978         * builtins.c (expand_builtin_stpncpy): Simplify.
3979
3980 2017-05-14  Daniel Santos  <daniel.santos@pobox.com>
3981
3982         * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
3983         * config/i386/i386.h
3984         (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
3985         (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
3986         (struct machine_function): Add new members call_ms2sysv,
3987         call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
3988         (struct machine_frame_state): New fields sp_realigned and
3989         sp_realigned_offset.
3990         * config/i386/i386.c
3991         (enum xlogue_stub): New enum.
3992         (enum xlogue_stub_sets): New enum.
3993         (class xlogue_layout): New class.
3994         (struct ix86_frame): New fields stack_realign_allocate_offset,
3995         stack_realign_offset and outlined_save_offset.  Modify comments to
3996         detail stack layout when using out-of-line stubs.
3997         (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
3998         (ix86_option_override_internal): Add sorry() for TARGET_SEH and
3999         -mcall-ms2sysv-xlogues.
4000         (stub_managed_regs): New static variable.
4001         (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
4002         registers managed by out-of-line stub.
4003         (disable_call_ms2sysv_xlogues): New function.
4004         (ix86_compute_frame_layout): Modify re-alignment calculations, disable
4005         m->call_ms2sysv when appropriate and compute frame layout for
4006         out-of-line stubs.
4007         (sp_valid_at, fp_valid_at): New inline functions.
4008         (choose_basereg): New function.
4009         (choose_baseaddr): Add align parameter, use choose_basereg and modify
4010         all callers.
4011         (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
4012         Use align parameter of choose_baseaddr to generated aligned SSE movs
4013         when possible.
4014         (pro_epilogue_adjust_stack): Modify to track
4015         machine_frame_state::sp_realigned.
4016         (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
4017         (ix86_nsaved_sseregs): Likewise.
4018         (ix86_emit_save_regs): Likewise.
4019         (ix86_emit_save_regs_using_mov): Likewise.
4020         (ix86_emit_save_sse_regs_using_mov): Likewise.
4021         (get_scratch_register_on_entry): Likewise.
4022         (gen_frame_set): New function.
4023         (gen_frame_load): Likewise.
4024         (gen_frame_store): Likewise.
4025         (emit_outlined_ms2sysv_save): Likewise.
4026         (emit_outlined_ms2sysv_restore): Likewise.
4027         (ix86_expand_prologue): Modify stack re-alignment code and call
4028         emit_outlined_ms2sysv_save when appropriate.
4029         (ix86_emit_leave): Clear machine_frame_state::sp_realigned.  Add
4030         parameter rtx_insn *insn, which allows the function to be used to only
4031         generate the notes.
4032         (ix86_expand_epilogue): Modify validity checks of frame and stack
4033         pointers, and call emit_outlined_ms2sysv_restore when appropriate.
4034         (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
4035         * config/i386/predicates.md
4036         (save_multiple): New predicate.
4037         (restore_multiple): Likewise.
4038         * config/i386/sse.md
4039         (save_multiple<mode>): New pattern.
4040         (save_multiple_realign<mode>): Likewise.
4041         (restore_multiple<mode>): Likewise.
4042         (restore_multiple_and_return<mode>): Likewise.
4043         (restore_multiple_leave_return<mode>): Likewise.
4044         * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
4045
4046 2017-05-14  Julia Koval  <julia.koval@intel.com>
4047
4048         * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
4049         * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
4050         (__builtin_ia32_xsetbv): New builtins.
4051         * config/i386/i386.c (ix86_expand_special_args_builtin):
4052         Process new types.
4053         (ix86_expand_builtin): Special expand for new intrinsics.
4054         * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
4055         (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
4056         * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
4057
4058 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4059
4060         * cfganal.c (inverted_post_order_compute): Change argument type
4061         to vec *.
4062         * cfganal.h (inverted_post_order_compute): Adjust prototype.
4063         * df-core.c (rest_of_handle_df_initialize): Adjust.
4064         (rest_of_handle_df_finish): Likewise.
4065         (df_analyze_1): Likewise.
4066         (df_analyze): Likewise.
4067         (loop_inverted_post_order_compute): Change argument to be a vec *.
4068         (df_analyze_loop): Adjust.
4069         (df_get_n_blocks): Likewise.
4070         (df_get_postorder): Likewise.
4071         * df.h (struct df_d): Change field to be a vec.
4072         * lcm.c (compute_laterin): Adjust.
4073         (compute_available): Likewise.
4074         * lra-lives.c (lra_create_live_ranges_1): Likewise.
4075         * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4076         * tree-ssa-pre.c (compute_antic): Likewise.
4077
4078 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4079
4080         * cfganal.c (connect_infinite_loops_to_exit): Adjust.
4081         (depth_first_search::depth_first_search): Change structure init
4082         function to this constructor.
4083         (depth_first_search::add_bb): Rename function to this member.
4084         (depth_first_search::execute): Likewise.
4085         (flow_dfs_compute_reverse_finish): Adjust.
4086
4087 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4088
4089         * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
4090         (longest_simple_path): Likewise.
4091         * shrink-wrap.c (spread_components): Likewise.
4092         (disqualify_problematic_components): Likewise.
4093         (emit_common_heads_for_components): Likewise.
4094         (emit_common_tails_for_components): Likewise.
4095         (insert_prologue_epilogue_for_components): Likewise.
4096
4097 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4098
4099         * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
4100         auto_sbitmap.
4101
4102 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4103
4104         * df-core.c (df_set_blocks): Start using auto_bitmap.
4105         (df_compact_blocks): Likewise.
4106         * df-problems.c (df_rd_confluence_n): Likewise.
4107         * df-scan.c (df_insn_rescan_all): Likewise.
4108         (df_process_deferred_rescans): Likewise.
4109         (df_update_entry_block_defs): Likewise.
4110         (df_update_exit_block_uses): Likewise.
4111         (df_entry_block_bitmap_verify): Likewise.
4112         (df_exit_block_bitmap_verify): Likewise.
4113         (df_scan_verify): Likewise.
4114         * lra-constraints.c (lra_constraints): Likewise.
4115         (undo_optional_reloads): Likewise.
4116         (lra_undo_inheritance): Likewise.
4117         * lra-remat.c (calculate_gen_cands): Likewise.
4118         (do_remat): Likewise.
4119         * lra-spills.c (assign_spill_hard_regs): Likewise.
4120         (spill_pseudos): Likewise.
4121         * tree-ssa-pre.c (bitmap_set_and): Likewise.
4122         (bitmap_set_subtract_values): Likewise.
4123
4124 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4125
4126         * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
4127         management with auto_bitmap.
4128         (fix_inter_tick): Likewise.
4129         (fix_recovery_deps): Likewise.
4130         * ira.c (add_store_equivs): Likewise.
4131         (find_moveable_pseudos): Likewise.
4132         (split_live_ranges_for_shrink_wrap): Likewise.
4133         * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
4134         (rtx_reuse_manager::seen_def_p): Likewise.
4135         (rtx_reuse_manager::set_seen_def): Likewise.
4136         * print-rtl.h (class rtx_reuse_manager): Likewise.
4137
4138 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4139
4140         * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
4141         lifetime.
4142         (migrate_btr_def): Likewise.
4143         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4144         * df-core.c (loop_post_order_compute): Likewise.
4145         (loop_inverted_post_order_compute): Likewise.
4146         * hsa-common.h: Likewise.
4147         * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
4148         * init-regs.c (initialize_uninitialized_regs): Likewise.
4149         * ipa-inline.c (resolve_noninline_speculation): Likewise.
4150         (inline_small_functions): Likewise.
4151         * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
4152         * ira.c (combine_and_move_insns): Likewise.
4153         (build_insn_chain): Likewise.
4154         * loop-invariant.c (find_invariants): Likewise.
4155         * lower-subreg.c (propagate_pseudo_copies): Likewise.
4156         * predict.c (tree_predict_by_opcode): Likewise.
4157         (predict_paths_leading_to): Likewise.
4158         (predict_paths_leading_to_edge): Likewise.
4159         (estimate_loops_at_level): Likewise.
4160         (estimate_loops): Likewise.
4161         * shrink-wrap.c (try_shrink_wrapping): Likewise.
4162         (spread_components): Likewise.
4163         * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
4164         * tree-loop-distribution.c (rdg_build_partitions): Likewise.
4165         * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
4166         * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
4167         * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
4168         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4169         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
4170         * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
4171         (mark_threaded_blocks): Likewise.
4172         (thread_through_all_blocks): Likewise.
4173         * tree-ssa.c (verify_ssa): Likewise.
4174         (execute_update_addresses_taken): Likewise.
4175         * tree-ssanames.c (verify_ssaname_freelists): Likewise.
4176
4177 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4178
4179         * cfganal.c (mark_dfs_back_edges): Replace manual stack with
4180         auto_vec.
4181         (post_order_compute): Likewise.
4182         (inverted_post_order_compute): Likewise.
4183         (pre_and_rev_post_order_compute_fn): Likewise.
4184
4185 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4186
4187         * genrecog.c (int_set::int_set): Explicitly construct our
4188         auto_vec base class.
4189         * vec.h (auto_vec::auto_vec): New constructor.
4190
4191 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4192
4193         * bitmap.h (class auto_bitmap): New constructor taking
4194         bitmap_obstack * argument.
4195
4196 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4197
4198         * bitmap.h (class auto_bitmap): Change type of m_bits to
4199         bitmap_head, and adjust ctor / dtor and member operators.
4200
4201 2017-05-13  Uros Bizjak  <ubizjak@gmail.com>
4202
4203         * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
4204         when returned register mode doesn't match original mode.
4205
4206 2017-05-12  Jeff Law  <law@redhat.com>
4207             Jakub Jelinek  <jakub@redhat.com>
4208
4209         * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
4210         we look for cc setter after the compare-elim changes.
4211         * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
4212         within the vector to match what compare-elim now expects.
4213         (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
4214         (xorsi3_flags, one_cmplsi2_flags): Likewise.
4215
4216         * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
4217         after the compare-elim changes.
4218         * config/rx/rx.md (abssi2_flags): Fix order of patterns within
4219         the vector to match what compare-elim now expects.
4220         (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
4221         (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
4222         (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
4223         (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
4224         (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
4225
4226         * config/visium/visium.c (single_set_and_flags): Fix where
4227         we look for cc setter after the compare-elim changes.
4228         * config/visium/visium.md (flags_subst_logic): Fix order of patterns
4229         with the vector to match what compare-elim now expects.
4230         (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
4231         (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
4232         (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
4233         (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
4234         (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
4235         (neg<mode>2_insn_set_overflow): Likewise.
4236
4237 2017-05-12  Jim Wilson  <jim.wilson@linaro.org>
4238
4239         PR middle-end/79794
4240         * expmed.c (extract_bit_field_1): Add alt_rtl argument.  Before
4241         maybe_expand_insn call, set ops[0].target.  If still set after call,
4242         set alt_rtl.  Add extra arg to recursive calls.
4243         (extract_bit_field): Add alt_rtl argument.  Pass to
4244         extract_bit_field.
4245         * expmed.h (extract_bit_field): Fix prototype.
4246         * expr.c (emit_group_load_1, copy_blkmode_from_reg)
4247         (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
4248         to extract_bit_field_calls.
4249         (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
4250         Pass alt_rtl to extract_bit_field calls.
4251         * calls.c (store_unaligned_arguments_into_psuedos)
4252         load_register_parameters): Pass extra NULL to extract_bit_field calls.
4253         * optabs.c (maybe_legitimize_operand): Clear op->target when call
4254         gen_reg_rtx.
4255         * optabs.h (struct expand_operand): Add target bitfield.
4256
4257 2017-05-12  Uros Bizjak  <ubizjak@gmail.com>
4258
4259         * compare-elim.c (try_eliminate_compare): Canonicalize
4260         operation with embedded compare to
4261         [(set (reg:CCM) (compare:CCM (operation) (immediate)))
4262          (set (reg) (operation)].
4263
4264         * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
4265
4266 2017-05-12  Uros Bizjak  <ubizjak@gmail.com>
4267
4268         PR target/80723
4269         * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
4270         cost of adding a carry flag for ADC instruction.
4271         [case MINUS]: Ignore the cost of subtracting a carry flag
4272         for SBB instruction.
4273
4274 2017-05-12  Steven Munroe  <munroesj@gcc.gnu.org>
4275
4276         * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
4277         and x86intrin.h
4278         * config/rs6000/bmiintrin.h: New file.
4279         * config/rs6000/bmi2intrin.h: New file.
4280         * config/rs6000/x86intrin.h: New file.
4281
4282 2017-05-12  Jeff Law  <law@redhat.com>
4283
4284         * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
4285         markers.
4286
4287 2017-05-12  Peter Bergner  <bergner@vnet.ibm.com>
4288
4289         PR middle-end/80707
4290         * tree-cfg.c: Remove cfg edges of unreachable case statements.
4291
4292 2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>
4293
4294         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
4295         early expansion of vector divide builtins.
4296         (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
4297         builtins identified as having unsigned arguments.
4298
4299 2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>
4300
4301         * config/rs6000/rs6000.c (gimple-fold.h): New #include.
4302         (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
4303         expansion of vector logical operations (and, andc, or, xor,
4304         nor, orc, nand).
4305
4306 2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>
4307
4308         * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
4309         * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
4310
4311 2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>
4312
4313         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
4314         early GIMPLE expansion of vector multiplies.
4315
4316 2017-05-12  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
4317
4318         * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
4319         TARGET_HAVE_MOVT conditional.
4320         (movt splitter): Likewise.
4321
4322 2017-05-12  Richard Biener  <rguenther@suse.de>
4323
4324         * tree-ssa-sccvn.h (has_VN_INFO): Declare.
4325         * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4326         Fold all stmts not inplace.
4327
4328 2017-05-12  Richard Biener  <rguenther@suse.de>
4329
4330         PR tree-optimization/80713
4331         * tree-ssa-pre.c (remove_dead_inserted_code): Clear
4332         inserted_exprs bit for not removed stmts.
4333
4334 2017-05-12  Thomas Schwinge  <thomas@codesourcery.com>
4335
4336         PR middle-end/69921
4337         * tree-parloops.c (create_parallel_loop): Set "oacc kernels
4338         parallelized" attribute for parallelized OpenACC kernels.
4339         * omp-offload.c (execute_oacc_device_lower): Use it.
4340
4341         * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
4342         Set "oacc kernels" attribute.
4343         * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
4344         parameter.  Adjust all users.
4345         (oacc_fn_attrib_kernels_p): Remove function.
4346         * omp-offload.c (execute_oacc_device_lower): Look for "oacc
4347         kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
4348         * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4349         * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
4350         assert "oacc kernels" attribute is set.
4351
4352 2017-05-11  Carl Love  <cel@us.ibm.com>
4353
4354         * config/rs6000/rs6000-c: Add support for built-in functions
4355         vector unsigned char vec_popcnt (vector signed char)
4356         vector unsigned char vec_popcnt (vector unsigned char)
4357         vector unsigned short vec_popcnt (vector signed short)
4358         vector unsigned short vec_popcnt (vector unsigned short)
4359         vector unsigned int vec_popcnt (vector signed int)
4360         vector unsigned int vec_popcnt (vector unsigned int)
4361         vector unsigned long long vec_popcnt (vector signed long long)
4362         vector unsigned long long vec_popcnt (vector unsigned long long)
4363         vector signed long long vec_slo (vector signed long long,
4364                                          vector signed char)
4365         vector signed long long vec_slo (vector signed long long,
4366                                          vector unsigned char)
4367         vector unsigned long long vec_slo (vector unsigned long long,
4368                                            vector signed char)
4369         vector unsigned long long vec_slo (vector unsigned long long,
4370                                            vector unsigned char)
4371         * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
4372         VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
4373         * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
4374         vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
4375         * doc/extend.texi: Update the built-in documentation file for the
4376         new built-in functions.
4377
4378 2017-05-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
4379
4380         * attribs.h (sorted_attr_string): Move machine independent
4381         functions for target clone support from the i386 port to common
4382         code.  Rename ix86_function_versions to common_function_versions.
4383         Rename make_name to make_unique_name.
4384         (common_function_versions): Likewise.
4385         (make_unique_name): Likewise.
4386         (make_dispatcher_decl): Likewise.
4387         (is_function_default_version): Likewise.
4388         * attribs.c (attr_strcmp): Likewise.
4389         (sorted_attr_string): Likewise.
4390         (common_function_versions): Likewise.
4391         (make_unique_name): Likewise.
4392         (make_dispatcher_decl): Likewise.
4393         (is_function_default_version): Likewise.
4394         * config/i386/i386.c (attr_strcmp): Likewise.
4395         (sorted_attr_string): Likewise.
4396         (ix86_function_versions): Likewise.
4397         (make_name): Likewise.
4398         (make_dispatcher_decl): Likewise.
4399         (is_function_default_version): Likewise.
4400         (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
4401
4402 2017-05-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4403
4404         PR target/80695
4405         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4406         Account for direct move costs for vec_construct of integer
4407         vectors.
4408
4409 2017-05-11  Uros Bizjak  <ubizjak@gmail.com>
4410
4411         PR target/80706
4412         * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
4413         (UNSPEC_STX_ATOMIC): Ditto.
4414         (loaddi_via_sse): New insn.
4415         (storedi_via_sse): Ditto.
4416         (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
4417         Update corresponding peephole2 patterns.
4418         (atomic_storedi_fpu): Ditto.
4419
4420 2017-05-11  Julia Koval  <julia.koval@intel.com>
4421
4422         * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
4423         (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
4424         New intrinsics.
4425         * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
4426         (__builtin_ia32_rsqrt14ss_mask): New builtins.
4427         * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
4428
4429 2017-05-11  Nathan Sidwell  <nathan@acm.org>
4430
4431         * graphite-poly.c: Include dumpfile.h.
4432
4433         * dumpfle.h (dump_function): Declare here ...
4434         * tree-dump.h (dump_function): ... not here.
4435         * dumpfile.c: #include tree-cfg.h.
4436         (dump_function): Move here from ...
4437         * tree-dump.c (dump_function): ... here.
4438         * gimplify.c: #include splay-tree.h, not tree-dump.h.
4439         * graphite-poly.c: Don't include tree-dump.h.
4440         * cgraphclones.c: Include dumpfile.h not tree-dump.h.
4441         * print-tree.c: Likewise.
4442         * stor-layout.c: Likewise.
4443         * tree-nested.c: Likewise.
4444
4445         * dumpfile.c (dump_start): Use TDF_FLAGS.
4446         (dump_enable_all): Fix TDF_KIND check thinko.
4447
4448 2017-05-11  Kelvin Nilsen  <kelvin@gcc.gnu.org>
4449
4450         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4451         array entries to represent two legal parameterizations of the
4452         overloaded __builtin_cmpb function, as represented by the
4453         P6_OV_BUILTIN_CMPB constant.
4454         (altivec_resolve_overloaded_builtin): Add special case handling
4455         for the __builtin_cmpb function, as represented by the
4456         P6_OV_BUILTIN_CMPB constant.
4457         * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
4458         (BU_P6_64BIT_2): New macro.
4459         (BU_P6_OVERLOAD_2): New macro
4460         (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
4461         (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
4462         (CMPB): Add overload support to represent both 32-bit and 64-bit
4463         compare-bytes function.
4464         * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4465         support for TARGET_CMPB.
4466         * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
4467         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
4468         documentation of the __builtin_cmpb overloaded built-in function.
4469
4470 2017-05-11  Richard Biener  <rguenther@suse.de>
4471
4472         PR tree-optimization/80705
4473         * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
4474         bases are not vectorizable.
4475
4476 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4477
4478         * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
4479         when counting register pressure.
4480
4481 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4482
4483         * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
4484         (iv_ca_more_deps): Renamed to ...
4485         (iv_ca_compare_deps): ... this.
4486         (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
4487
4488 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4489
4490         * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
4491         to ...
4492         (determine_group_iv_costs): ... here.
4493         (find_inv_vars_cb): Record inv var if it's not recorded before.
4494
4495 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4496
4497         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
4498         (get_shiftadd_cost): Ditto.
4499
4500 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4501
4502         * tree-ssa-address.c: Include header file.
4503         (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
4504         address.
4505         (add_to_parts): Refactor.
4506         (addr_to_parts): New parameter.  Update use of move_hint_to_base.
4507         (create_mem_ref): Update use of addr_to_parts.  Re-associate addr
4508         in new order.
4509
4510 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4511
4512         PR tree-optimization/53090
4513         * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
4514         COMP_IV_EXPR_2.
4515         (extract_cond_operands): Detect condition with IV on both sides
4516         and return COMP_IV_EXPR_2.
4517         (find_interesting_uses_cond): Add iv_use for both IVs in condition.
4518         (rewrite_use_compare): Simplify by removing call to function
4519         extract_cond_operands.
4520
4521 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4522
4523         * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
4524         (extract_cond_operands): Detect condition comparing against non-
4525         invariant bound and return appropriate enum value.
4526         (find_interesting_uses_cond): Update use of extract_cond_operands.
4527         Handle its return value accordingly.
4528         (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
4529
4530 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4531
4532         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
4533         nonlinear iv_use computation in loop invariant sensitive way.
4534
4535 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4536
4537         * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
4538         (find_iv_candidates): Call relate_compare_use_with_all_cands.
4539
4540 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4541
4542         * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
4543         (dump_cand): Support iv_cand.inv_exprs.
4544         (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
4545         for candidates.
4546         (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
4547         iv_cand.inv_exprs.
4548
4549 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4550
4551         * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
4552         from ...
4553         * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
4554         as local function.  Include necessary header files.
4555         * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
4556
4557 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4558
4559         * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
4560
4561 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4562
4563         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
4564         operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
4565         RSHIFT_EXPR and BIT_NOT_EXPR.
4566
4567 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4568
4569         * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
4570         (adjust_setup_cost): New parameter supporting round up adjustment.
4571         (struct address_cost_data): Delete.
4572         (force_expr_to_var_cost): Don't bound cost with spill_cost.
4573         (split_address_cost, ptr_difference_cost): Delete.
4574         (difference_cost, compare_aff_trees, record_inv_expr): Delete.
4575         (struct ainc_cost_data): New struct.
4576         (get_address_cost_ainc): New function.
4577         (get_address_cost, get_computation_cost): Reimplement.
4578         (determine_group_iv_cost_address): Record inv_expr for all uses of
4579         a group.
4580         (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
4581         (iv_ca_has_deps): Reimplemented to ...
4582         (iv_ca_more_deps): ... this.  Check if NEW_CP introduces more deps
4583         than OLD_CP.
4584         (iv_ca_extend): Call iv_ca_more_deps.
4585
4586 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4587
4588         * tree-ssa-address.c (struct mem_address): Move to header file.
4589         (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
4590         * tree-ssa-address.h (struct mem_address): Move from C file.
4591         (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
4592
4593 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4594
4595         * tree-affine.h (aff_combination_type): New interface.
4596         (aff_combination_zero_p): Remove static.
4597         (aff_combination_const_p): New interface.
4598         (aff_combination_singleton_var_p): New interfaces.
4599
4600 2017-05-11  Richard Biener  <rguenther@suse.de>
4601
4602         * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4603         Skip unreachable blocks and destinations.
4604         (eliminate): Move stmt removal and fixup ...
4605         (fini_eliminate): ... here.  Skip inserted exprs.
4606         (pass_pre::execute): Move fini_pre after fini_eliminate.
4607         * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
4608         (tail_merge_optimize): Run cleanup_tree_cfg if requested by
4609         PRE to get rid of dead code that has invalid SSA form and
4610         split critical edges again.
4611
4612 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
4613
4614         * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
4615
4616 2017-05-11  Richard Biener  <rguenther@suse.de>
4617
4618         * passes.c (execute_function_todo): Verify loops if they are
4619         said to be up-to-date.
4620         * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
4621         * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
4622
4623 2017-05-10  John David Anglin  <danglin@gcc.gnu.org>
4624
4625         PR target/80090
4626         * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
4627         handle calling assemble_external ourself.
4628
4629         PR target/79027
4630         * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
4631         modes with zero size.  Enhance comment.
4632
4633 2017-05-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4634
4635         * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
4636         built-ins for vec_xl and vec_xst with short and char pointer
4637         arguments.
4638
4639 2017-05-10  Sebastian Peryt  <sebastian.peryt@intel.com>
4640
4641         * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
4642         (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
4643         (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
4644         (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
4645         (_mm_maskz_min_round_ss): New intrinsics.
4646         * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
4647         (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
4648         * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
4649         (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
4650         (__builtin_ia32_minss_mask_round): New builtins.
4651         * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4652         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
4653         * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
4654         Rename to ...
4655         (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
4656         (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
4657         Change to ...
4658         (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
4659         ... this.
4660
4661 2017-05-10  Sebastian Peryt  <sebastian.peryt@intel.com>
4662
4663         * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
4664         (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
4665         (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
4666         (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
4667         (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
4668         (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
4669         (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
4670         * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4671         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
4672         * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
4673         (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
4674         (__builtin_ia32_mulss_mask_round): New builtins.
4675         * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
4676         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
4677         * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
4678         Rename to ...
4679         (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
4680         (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
4681         Change to ...
4682         (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
4683         ... this.
4684
4685 2017-05-10  Julia Koval  <julia.koval@intel.com>
4686
4687         * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
4688         (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
4689         (_mm256_setr_m128i): New intrinsics.
4690
4691 2017-05-10  Julia Koval  <julia.koval@intel.com>
4692
4693         * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
4694         (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
4695         (_mm_maskz_rcp14_ss): New intrinsics.
4696         * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
4697         (__builtin_ia32_rcp14ss_mask): New builtins.
4698         * config/i386/sse.md (srcp14<mode>_mask): New pattern.
4699
4700 2017-05-10  Peter Bergner  <bergner@vnet.ibm.com>
4701
4702         PR tree-optimization/51513
4703         * tree-cfg.c (gimple_seq_unreachable_p): New function.
4704         (assert_unreachable_fallthru_edge_p): Use it.
4705         (group_case_labels_stmt): Likewise.
4706         * tree-cfg.h: Prototype it.
4707         * stmt.c: Include cfghooks.h and tree-cfg.h.
4708         (emit_case_dispatch_table) <gap_label>: New local variable.
4709         Use it to fill dispatch table gaps.
4710         Test for default_label before updating probabilities.
4711         (expand_case) <default_label>: Remove unneeded initialization.
4712         Test for unreachable default case statement and remove its edge.
4713         Set default_label accordingly.
4714         * tree-ssa-ccp.c (optimize_unreachable): Update comment.
4715
4716 2017-05-10  Carl Love  <cel@us.ibm.com>
4717
4718         * config/rs6000/rs6000-c: Add support for built-in functions
4719         vector signed char      vec_neg (vector signed char)
4720         vector signed short int vec_neg (vector short int)
4721         vector signed int       vec_neg (vector signed int)
4722         vector signed long long vec_neg (vector signed long long)
4723         vector float            vec_neg (vector float)
4724         vector double           vec_neg (vector double)
4725         * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
4726         overload.
4727         * config/rs6000/altivec.h: Add define for vec_neg
4728         * doc/extend.texi: Update the built-in documentation for the
4729         new built-in functions.
4730
4731 2017-05-10  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4732
4733         PR tree-optimization/77644
4734         * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
4735
4736 2017-05-10  Nathan Sidwell  <nathan@acm.org>
4737
4738         * dumpfile.h (TDI_lang_all): New.
4739         (TDF_KIND): New. Renumber others
4740         (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
4741         than bits.
4742         * dumpfile.c (dump_files): Mark language dumps as TDF_LANG.  add
4743         lang-all.
4744         (get_dump_file_name): Adjust suffix generation.
4745         (dump_enable_all): Use TDF_KIND.
4746         * doc/invoke.texi (-fdump-lang-all): Document.
4747
4748         * dumpfile.h: Tabify.
4749
4750 2017-05-10  Wilco Dijkstra  <wdijkstr@arm.com>
4751
4752         PR target/80671
4753         * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
4754         Move member access before delete.
4755
4756 2017-05-10  Alexandre Oliva <aoliva@redhat.com>
4757
4758         * tree-inline.c (expand_call_inline): Split block at stmt
4759         before the call.
4760
4761 2017-05-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
4762
4763         PR target/68163
4764         * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
4765         are now unused after splitting mov{sf,sd}_hardfloat.
4766         (f32_lr2): Likewise.
4767         (f32_lm): Likewise.
4768         (f32_lm2): Likewise.
4769         (f32_li): Likewise.
4770         (f32_li2): Likewise.
4771         (f32_lv): Likewise.
4772         (f32_sr): Likewise.
4773         (f32_sr2): Likewise.
4774         (f32_sm): Likewise.
4775         (f32_sm2): Likewise.
4776         (f32_si): Likewise.
4777         (f32_si2): Likewise.
4778         (f32_sv): Likewise.
4779         (f32_dm): Likewise.
4780         (f32_vsx): Likewise.
4781         (f32_av): Likewise.
4782         (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
4783         For movsf, order stores so the VSX stores occur before the GPR
4784         store which encourages the register allocator to use a traditional
4785         FPR instead of a GPR.  For movsd, order the stores so that the GPR
4786         store comes before the VSX stores to allow the power6 to work.
4787         This is due to the power6 not having a 32-bit integer store
4788         instruction from a FPR.
4789         (movsf_hardfloat): Likewise.
4790         (movsd_hardfloat): Likewise.
4791
4792 2017-05-09  Martin Sebor  <msebor@redhat.com>
4793
4794         PR translation/80280
4795         * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
4796         added in r247778.
4797
4798         PR translation/80280
4799         * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
4800         data member added in r247778.
4801         (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
4802
4803 2017-05-09  Nathan Sidwell  <nathan@acm.org>
4804
4805         * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
4806
4807         * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
4808         typedefs.
4809
4810 2017-05-09  Marek Polacek  <polacek@redhat.com>
4811
4812         * doc/invoke.texi: Fix typo.
4813
4814 2017-05-09  Richard Biener  <rguenther@suse.de>
4815
4816         * tree-vrp.c (vrp_val_is_max): Adjust comment.
4817         (vrp_val_is_min): Likewise.
4818         (set_value_range_to_value): Likewise.
4819         (set_value_range_to_nonnegative): Likewise.
4820         (gimple_assign_nonzero_p): Likewise.
4821         (gimple_stmt_nonzero_p): Likewise.
4822         (vrp_int_const_binop): Likewise.  Remove unreachable case.
4823         (adjust_range_with_scev): Adjust comments.
4824         (compare_range_with_value): Likewise.
4825         (extract_range_from_phi_node): Likewise.
4826         (test_for_singularity): Likewise.
4827
4828 2017-05-09  Richard Biener  <rguenther@suse.de>
4829
4830         * tree-vrp.c (get_single_symbol): Add assert that we don't
4831         get overflowed constants as invariant part.
4832         (compare_values_warnv): Add comment before the TREE_NO_WARNING
4833         checks.  Use wi::cmp instead of recursing for integer constants.
4834         (compare_values): Just ignore whether we assumed undefined
4835         overflow instead of failing the compare.
4836         (extract_range_for_var_from_comparison_expr): Add comment before the
4837         TREE_NO_WARNING sets.
4838         (test_for_singularity): Likewise.
4839         (extract_range_from_comparison): Do not disable optimization
4840         when we assumed undefined overflow.
4841         (extract_range_basic): Remove init of unused var.
4842
4843 2017-05-09  Richard Biener  <rguenther@suse.de>
4844
4845         * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
4846         (extract_range_from_multiplicative_op_1): Adjust.
4847         (extract_range_from_binary_expr_1): Use int_const_binop.
4848
4849 2017-05-08  Kelvin Nilsen  <kelvin@gcc.gnu.org>
4850
4851         PR target/80101
4852         * config/rs6000/power6.md: Replace store_data_bypass_p calls with
4853         rs6000_store_data_bypass_p in seven define_bypass directives and
4854         in several comments.
4855         * config/rs6000/rs6000-protos.h: Add prototype for
4856         rs6000_store_data_bypass_p function.
4857         * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
4858         function implements slightly different (rs6000-specific) semantics
4859         than store_data_bypass_p, returning false rather than aborting
4860         with assertion error when arguments do not satisfy the
4861         requirements of store data bypass.
4862         (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
4863         rs6000_store_data_bypass_p.
4864
4865 2017-05-08  Max Filippov  <jcmvbkbc@gmail.com>
4866
4867         * config/xtensa/xtensa-protos.h
4868         (xtensa_initial_elimination_offset): New declaration.
4869         * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
4870         New function. Move its body from the INITIAL_ELIMINATION_OFFSET
4871         macro definition, add case for FRAME_POINTER_REGNUM when
4872         FRAME_GROWS_DOWNWARD.
4873         * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
4874         (INITIAL_ELIMINATION_OFFSET): Replace body with call to
4875         xtensa_initial_elimination_offset.
4876
4877 2017-05-08  Nathan Sidwell  <nathan@acm.org>
4878
4879         * doc/invoke.texi: Alphabetize -fdump options.
4880
4881 2017-05-08  Martin Sebor  <msebor@redhat.com>
4882
4883         PR translation/80280
4884         * config/sol2-c.c (solaris_pragma_align): Correct quoting.
4885
4886 2017-05-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4887
4888         * target.def (compute_frame_layout): New optional target hook.
4889         * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
4890         * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
4891         * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
4892         target hook.
4893         * reload1.c (verify_initial_elim_offsets): Likewise.
4894         * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
4895         (use_simple_return_p): Call arm_compute_frame_layout if needed.
4896         (arm_get_frame_offsets): Split up into this ...
4897         (arm_compute_frame_layout): ... and this function.
4898
4899 2017-05-08  Richard Sandiford  <richard.sandiford@arm.com>
4900
4901         * config/aarch64/constraints.md (Usa): New constraint.
4902         * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
4903
4904 2017-05-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4905
4906         * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
4907         with_multilib_list after it has been checked.
4908
4909 2017-05-08  Richard Biener  <rguenther@suse.de>
4910
4911         * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
4912         (bitmap_set_subtract_values): Likewise.
4913
4914 2017-05-08  Richard Biener  <rguenther@suse.de>
4915
4916         * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
4917         (gimple_assign_nonzero): ... this and remove strict_overflow_p
4918         argument.
4919         (gimple_stmt_nonzero_warnv_p): Rename to ...
4920         (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
4921         argument.
4922         (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
4923         (extract_range_basic): Adjust, do not disable propagation on
4924         strict overflow sensitive simplification.
4925         (vrp_visit_cond_stmt): Likewise.
4926
4927 2017-05-05  Jan Hubicka  <hubicka@ucw.cz>
4928
4929         * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
4930         body size unconditionally.
4931
4932 2017-05-07  Jeff Law  <law@redhat.com>
4933
4934         Revert:
4935         2017-05-06  Jeff Law  <law@redhat.com>
4936         PR tree-optimization/78496
4937         * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
4938         code.
4939
4940         PR tree-optimization/78496
4941         * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
4942         (simplify_stmt_using_ranges): Call it.
4943         (vrp_dom_walker::before_dom_children): Extract equivalences
4944         from an ASSERT_EXPR with an equality comparison against a
4945         constant.
4946
4947 2017-05-06  Jeff Law  <law@redhat.com>
4948
4949         PR tree-optimization/78496
4950         * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
4951         code.
4952
4953         PR tree-optimization/78496
4954         * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
4955         (simplify_stmt_using_ranges): Call it.
4956         (vrp_dom_walker::before_dom_children): Extract equivalences
4957         from an ASSERT_EXPR with an equality comparison against a
4958         constant.
4959
4960 2017-05-06  Richard Sandiford  <richard.sandiford@linaro.org>
4961
4962         * lra-constraints.c (lra_copy_reg_equiv): New function.
4963         (split_reg): Use it to copy equivalence information from the
4964         original register to the spill register.
4965
4966 2017-05-06  Richard Sandiford  <richard.sandiford@linaro.org>
4967
4968         PR rtl-optimization/75964
4969         * simplify-rtx.c (simplify_const_relational_operation): Remove
4970         invalid handling of comparisons of integer ABS.
4971
4972 2017-05-06  Uros Bizjak  <ubizjak@gmail.com>
4973
4974         * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
4975         initialize to zero.
4976         (init_regs): Remove declaration.
4977         (function_arg_advance_32): Initialize error_p as boolean variable.
4978
4979 2017-05-05  Nathan Sidwell  <nathan@acm.org>
4980
4981         * store-motion.c (remove_reachable_equiv_notes): Reformat long
4982         lines.  Use for (;;).
4983
4984 2017-05-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4985
4986         * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
4987         (rs6000_init_cost): Initialize rs6000_vect_nonmem.
4988         (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
4989         (rs6000_finish_cost): Avoid vectorizing simple copy loops with
4990         VF=2 that require versioning.
4991
4992 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
4993
4994         * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
4995         int.
4996
4997 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
4998
4999         * diagnostic.h (diagnostic_override_option_index): Convert from
5000         macro to inline function.
5001
5002 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
5003
5004         * diagnostic.c (last_module_changed_p): New function.
5005         (set_last_module): New function.
5006         (diagnostic_report_current_module): Convert macro usage to
5007         the above functions.
5008         * diagnostic.h (diagnostic_context::last_module): Strengthen
5009         from const line_map * to const line_map_ordinary *.
5010         (diagnostic_last_module_changed): Delete macro.
5011         (diagnostic_set_last_module): Delete macro.
5012
5013 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
5014
5015         * diagnostic.c (diagnostic_impl): Replace report_diagnostic
5016         with diagnostic_report_diagnostic.
5017         (diagnostic_n_impl_richloc): Likewise.
5018         * diagnostic.h (report_diagnostic): Delete macro.
5019         * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
5020         with diagnostic_report_diagnostic.
5021         * substring-locations.c (format_warning_va): Likewise.
5022
5023 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
5024
5025         * diagnostic.c (diagnostic_report_diagnostic): Eliminate
5026         save/restor of format_spec.  Move option-printing code to...
5027         (print_option_information): ...this new function, and
5028         reimplement by simply printing to the pretty_printer,
5029         rather than appending to the format string.
5030
5031 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
5032
5033         * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
5034         handling logic into...
5035         (update_effective_level_from_pragmas): ...this new function.
5036
5037 2017-05-04  Andrew Waterman  <andrew@sifive.com>
5038
5039         * config/riscv/riscv.opt (mstrict-align): New option.
5040         * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it.  Update comment.
5041         (SLOW_UNALIGNED_ACCESS): Define.
5042         (riscv_slow_unaligned_access): Declare.
5043         * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
5044         field.
5045         (riscv_slow_unaligned_access): New variable.
5046         (rocket_tune_info): Set slow_unaligned_access to true.
5047         (optimize_size_tune_info): Set slow_unaligned_access to false.
5048         (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
5049         (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
5050         (riscv_option_override): Set riscv_slow_unaligned_access.
5051         * doc/invoke.texi: Add -mstrict-align to RISC-V.
5052
5053 2017-05-04  Kito Cheng  <kito.cheng@gmail.com>
5054
5055         * config/riscv/riscv.md: Unify indentation.
5056
5057 2017-05-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
5058
5059         PR target/79038
5060         PR target/79202
5061         PR target/79203
5062         * config/rs6000/rs6000.md (u code attribute): Add FIX and
5063         UNSIGNED_FIX.
5064         (extendsi<mode>2): Add support for doing sign extension via
5065         VUPKHSW and XXPERMDI if the value is in Altivec registers and we
5066         don't have ISA 3.0 instructions.
5067         (extendsi<mode>2 splitter): Likewise.
5068         (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
5069         generate the normal insns since SImode can now go in vector
5070         registers.  Disallow the special UNSPECs needed for previous
5071         machines to hide SImode being used.  Add new insns
5072         fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
5073         (fix_trunc<mode>si2_stfiwx): Likewise.
5074         (fix_trunc<mode>si2_internal): Likewise.
5075         (fixuns_trunc<mode>si2): Likewise.
5076         (fixuns_trunc<mode>si2_stfiwx): Likewise.
5077         (fctiw<u>z_<mode>_smallint): Likewise.
5078         (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
5079         of floating point to 32-bit integer from doing a direct move to
5080         the GPR registers to do a store.
5081         (fctiwz_<mode>): Break long line.
5082
5083 2017-05-05  Bin Cheng  <bin.cheng@arm.com>
5084
5085         * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
5086         * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
5087         (addr_list, addr_offset_valid_p): New.
5088         (split_address_groups): Check offset validity with above function.
5089         (gt-tree-ssa-loop-ivopts.h): Include header file.
5090
5091 2017-05-05  Nathan Sidwell  <nathan@acm.org>
5092
5093         * config.gcc (arm*-*-*): Add missing 'fi'.
5094
5095 2017-05-05  Steve Ellcey  <sellcey@cavium.com>
5096
5097         * doc/invoke.texi (-fopt-info): Explicitly say order of options
5098         included in -fopt-info does not matter.
5099         * doc/optinfo.texi (-fopt-info): Fix description of default
5100         behavour. Explicitly say order of options included in -fopt-info
5101         does not matter.
5102
5103 2017-05-05  Thomas Preud'homme  <thomas.preudhomme@arm.com>
5104
5105         * config.gcc: Allow combinations of aprofile and rmprofile values for
5106         --with-multilib-list.
5107         * config/arm/t-multilib: New file.
5108         * config/arm/t-aprofile: Remove initialization of MULTILIB_*
5109         variables.  Remove setting of ISA and floating-point ABI in
5110         MULTILIB_OPTIONS and MULTILIB_DIRNAMES.  Set architecture and FPU in
5111         MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
5112         and MULTILIB_DIRNAMES respectively.  Add comment to introduce all
5113         matches.  Add architecture matches for marvel-pj4 and generic-armv7-a
5114         CPU options.
5115         * config/arm/t-rmprofile: Likewise except for the matches changes.
5116         * doc/install.texi (--with-multilib-list): Document the combination of
5117         aprofile and rmprofile values and warn about pitfalls in doing that.
5118
5119 2017-05-05  Wilco Dijkstra  <wdijkstr@arm.com>
5120
5121         * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
5122         (movdi_aarch64): Likewise.
5123
5124 2017-05-05  Jakub Jelinek  <jakub@redhat.com>
5125
5126         PR tree-optimization/80632
5127         * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
5128         field.
5129         (build_arrays): Initialize it for virtual phis.
5130         (fix_phi_nodes): Use it for virtual phis.
5131
5132         PR tree-optimization/80558
5133         * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
5134         [x, y] op z into [x op, y op z] for op & or | if conditions
5135         are met.
5136
5137 2017-05-05  Andre Vieira  <andre.simoesdiasvieira@arm.com>
5138             Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
5139
5140         PR target/71607
5141         * config/arm/arm.md (use_literal_pool): Remove.
5142         (64-bit immediate split): No longer takes cost into consideration
5143         if arm_disable_literal_pool is enabled.
5144         * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
5145         used when arm_disable_literal_pool is enabled.
5146         (arm_max_const_double_inline_cost): Remove use of
5147         arm_disable_literal_pool.
5148         (push_minipool_fix): Add assert.
5149         (arm_reorg): Add return if arm_disable_literal_pool is enabled.
5150         * config/arm/vfp.md (no_literal_pool_df_immediate): New.
5151         (no_literal_pool_sf_immediate): New.
5152
5153 2017-05-05  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
5154
5155         PR tree-optimization/80613
5156         * tree-ssa-dce.c (propagate_necessity): Remove cases for
5157         BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
5158
5159 2017-05-05  Richard Biener  <rguenther@suse.de>
5160
5161         * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
5162
5163 2017-05-05  Georg-Johann Lay  <avr@gjlay.de>
5164
5165         * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
5166         of this flag from insn conditions due to removal from r247495.
5167
5168 2017-05-05  Wilco Dijkstra  <wdijkstr@arm.com>
5169
5170         * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
5171         New function.
5172         (arm_early_store_addr_dep_ptr): Likewise.
5173         * config/arm/aarch-common-protos.h
5174         (arm_early_load_addr_dep_ptr): Add prototype.
5175         (arm_early_store_addr_dep_ptr): Likewise.
5176         * config/arm/cortex-a53.md: Add new bypasses.
5177
5178 2017-05-05  Jakub Jelinek  <jakub@redhat.com>
5179
5180         * tree.c (next_type_uid): Change type to unsigned.
5181         (type_hash_canon): Decrement back next_type_uid if
5182         freeing a type node with the highest TYPE_UID.  For INTEGER_TYPEs
5183         also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
5184         if possible.
5185
5186 2017-05-04  Martin Sebor  <msebor@redhat.com>
5187
5188         * builtins.c: Fix a trivial typo in a comment.
5189
5190         PR middle-end/79234
5191         * builtins.c (check_sizes): Adjust to handle reading past the end.
5192         Avoid printing excessive upper bound of ranges.  Use %E to print
5193         tree nodes instead of converting them to %wu.
5194         (expand_builtin_memchr): New function.
5195         (compute_dest_size): Rename...
5196         (compute_objsize): ...to this.
5197         (expand_builtin_memcpy): Adjust.
5198         (expand_builtin_mempcpy): Adjust.
5199         (expand_builtin_strcat): Adjust.
5200         (expand_builtin_strcpy): Adjust.
5201         (check_strncat_sizes): Adjust.
5202         (expand_builtin_strncat): Adjust.
5203         (expand_builtin_strncpy): Adjust and simplify.
5204         (expand_builtin_memset): Adjust.
5205         (expand_builtin_bzero): Adjust.
5206         (expand_builtin_memcmp): Adjust.
5207         (expand_builtin): Handle memcmp.
5208         (maybe_emit_chk_warning): Check strncat just once.
5209
5210 2017-05-04  Martin Sebor  <msebor@redhat.com>
5211
5212         PR preprocessor/79214
5213         PR middle-end/79222
5214         PR middle-end/79223
5215         * builtins.c (check_sizes): Add inlining context and issue
5216         warnings even when -Wno-system-headers is set.
5217         (check_strncat_sizes): Same.
5218         (expand_builtin_strncat): Same.
5219         (expand_builtin_memmove): New function.
5220         (expand_builtin_stpncpy): Same.
5221         (expand_builtin): Handle memmove and stpncpy.
5222
5223 2017-05-04  Bin Cheng  <bin.cheng@arm.com>
5224
5225         * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
5226         which is not used any more.
5227
5228 2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>
5229
5230         * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
5231
5232 2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>
5233
5234         * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
5235         (cortexa53_tunings): Likewise.
5236         (cortexa57_tunings): Likewise.
5237         (cortexa72_tunings): Likewise.
5238         (cortexa73_tunings): Likewise.
5239
5240 2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>
5241
5242         * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
5243         Set loop alignment to 8.
5244
5245 2017-05-04  Martin Sebor  <msebor@redhat.com>
5246
5247         PR translation/80280
5248         * builtins.c (expand_builtin_object_size): Add missing quoting to
5249         %D and like directives.
5250         * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
5251         (hsa_type_for_tree_type): Same.
5252         (verify_function_arguments): Same.
5253         * symtab.c (symbol_table::change_decl_assembler_name): Same.
5254         * varasm.c (get_section): Same.
5255         (mark_weak): Same.
5256
5257 2017-05-04  Martin Sebor  <msebor@redhat.com>
5258
5259         PR translation/80280
5260         * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
5261
5262 2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>
5263
5264         * config/aarch64/aarch64.c (generic_addrcost_table):
5265         Change HI/TI mode setting.
5266
5267 2017-05-04  Martin Jambor  <mjambor@suse.cz>
5268
5269         PR tree-optimization/80622
5270         * tree-sra.c (comes_initialized_p): New function.
5271         (build_accesses_from_assign): Only set write lazily when
5272         comes_initialized_p is false.
5273         (analyze_access_subtree): Use comes_initialized_p.
5274         (propagate_subaccesses_across_link): Assert !comes_initialized_p
5275         instead of testing for PARM_DECL.
5276
5277 2017-05-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5278
5279         * config/aarch64/aarch64.md (prefetch); Adjust predicate and
5280         constraint on operand 0 to allow more general addressing modes.
5281         Adjust output template.
5282         * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
5283         New function.
5284         * config/aarch64/aarch64-protos.h
5285         (aarch64_address_valid_for_prefetch_p): Declare prototype.
5286         * config/aarch64/constraints.md (Dp): New address constraint.
5287         * config/aarch64/predicates.md (aarch64_prefetch_operand): New
5288         predicate.
5289
5290 2017-05-04  Jan Hubicka  <hubicka@ucw.cz>
5291
5292         * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
5293         update use of estimate_ipcp_clone_size_and_time.
5294         (estimate_local_effects): Update use of
5295         estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
5296         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
5297         * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
5298         Return nonspecialized time.
5299
5300 2017-05-04  Richard Biener  <rguenther@suse.de>
5301
5302         * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
5303         for the last VUSE which def dominates the PHI.  Directly call
5304         maybe_skip_until.
5305         (get_continuation_for_phi_1): Remove.
5306
5307 2017-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
5308
5309         * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
5310         to explain the use of truncating division.  Cap the number of
5311         iterations to the maximum given by nb_iterations_upper_bound,
5312         if defined.
5313
5314 2017-05-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
5315
5316         * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
5317         * configure: Regenerate.
5318         * config.in: Regenerate.
5319         * config/i386/driver-mingw32.c: new file.
5320         * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
5321         * config.host: Link driver-mingw32.o on MinGW host.
5322         * doc/install.texi: Document new --enable-mingw-wildcard configure
5323         option.
5324
5325 2017-05-04  Marek Polacek  <polacek@redhat.com>
5326
5327         PR tree-optimization/80612
5328         * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
5329
5330 2017-05-04  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
5331             Andre Simoes Dias Vieira  <andre.simoesdiasvieira@arm.com>
5332
5333         * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
5334         (movt splitter): Likewise.
5335         * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
5336         to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
5337         (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
5338         block for Thumb-1 with MOVT.
5339         (thumb2_legitimate_address_p): Move code block ...
5340         (can_avoid_literal_pool_for_label_p): ... into this new function.
5341         (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
5342         literal pool.
5343         (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
5344         * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
5345         "M-profile targets with the MOVT instruction".
5346
5347 2017-05-04  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
5348
5349         * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
5350         __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
5351         __builtin_arm_stfscr to __builtin_arm_set_fpscr.
5352
5353 2017-05-04  Martin Liska  <mliska@suse.cz>
5354
5355         * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
5356         variable cond_code.
5357
5358 2017-05-04  Richard Biener  <rguenther@suse.de>
5359
5360         * tree.c (array_at_struct_end_p): Handle arrays at struct
5361         end with flexarrays more conservatively.  Refactor and treat
5362         arrays of arrays or aggregates more strict.  Fix
5363         VIEW_CONVERT_EXPR handling.  Remove allow_compref argument.
5364         * tree.c (array_at_struct_end_p): Adjust prototype.
5365         * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
5366         * gimple-fold.c (get_range_strlen): Likewise.
5367         * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
5368
5369 2017-05-04  Richard Biener  <rguenther@suse.de>
5370
5371         PR tree-optimization/31130
5372         * tree-vrp.c (needs_overflow_infinity): Remove as always returning
5373         false.
5374         (supports_overflow_infinity): Likewise.
5375         (is_negative_overflow_infinity): Likewise.
5376         (is_positive_overflow_infinity): Likewise.
5377         (is_overflow_infinity): Likewise.
5378         (stmt_overflow_infinity): Likewise.
5379         (overflow_infinity_range_p): Likewise.
5380         (usable_range_p): Remove as always returning true.
5381         (make_overflow_infinity): Remove.
5382         (negative_overflow_infinity): Likewise.
5383         (positive_overflow_infinity): Likewise.
5384         (avoid_overflow_infinity): Likewise.
5385         (set_value_range): Adjust accordingly.
5386         (set_value_range_to_nonnegative): Likewise, remove now unused
5387         overflow_infinity arg.
5388         (vrp_operand_equal_p): Adjust.
5389         (update_value_range): Likewise.
5390         (range_int_cst_singleton_p): Likewise.
5391         (operand_less_p): Likewise.
5392         (compare_values_warnv): Likewise.
5393         (extract_range_for_var_from_comparison_expr): Likewise.
5394         (vrp_int_const_binop): Likewise.
5395         (zero_nonzero_bits_from_vr): Likewise.
5396         (extract_range_from_multiplicative_op_1): Likewise.
5397         (extract_range_from_binary_expr_1): Likewise.
5398         (extract_range_from_unary_expr): Likewise.
5399         (extract_range_from_comparison): Likewise.
5400         (extract_range_basic): Likewise.
5401         (adjust_range_with_scev): Likewise.
5402         (compare_ranges): Likewise.
5403         (compare_range_with_value): Likewise.
5404         (dump_value_range): Likewise.
5405         (test_for_singularity): Likewise, remove strict_overflow_p parameter
5406         never used.
5407         (simplify_cond_using_ranges): Adjust.
5408
5409 2017-05-04  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>
5410
5411         * brig-builtins.def: Added a builtin for class_f64.
5412         * builtin-types.def: Added a builtin type needed by class_f64.
5413
5414 2017-05-03  Jason Merrill  <jason@redhat.com>
5415
5416         * timevar.def: Add TV_CONSTEXPR.
5417
5418 2017-05-03  David Malcolm  <dmalcolm@redhat.com>
5419
5420         * common.opt (fdiagnostics-parseable-fixits): Fix typo.
5421
5422 2017-05-03  Martin Jambor  <mjambor@suse.cz>
5423
5424         * ipa-prop.c (ipa_update_after_lto_read): Removed.
5425         * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
5426         * ipa-cp.c (ipcp_propagate_stage): Do not call
5427         ipa_update_after_lto_read.
5428         * ipa-inline.c (ipa_inline): Likewise.
5429
5430 2017-05-03  Martin Jambor  <mjambor@suse.cz>
5431
5432         * ipa-prop.h (ipa_edge_args): Make a class.  Mark with for_user GTY
5433         tag.  Added a default constructor and a destructor.
5434         (ipa_edge_args_sum_t): New class;
5435         (ipa_edge_args_sum): Declare.
5436         (ipa_edge_args_vector): Remove declaration.
5437         (IPA_EDGE_REF): Use ipa_edge_args_sum.
5438         (ipa_free_edge_args_substructures): Remove declaration.
5439         (ipa_check_create_edge_args): Use ipa_edge_args_sum.
5440         (ipa_edge_args_info_available_for_edge_p): Likewise.
5441         * ipa-prop.c (ipa_edge_args_vector): Removed.
5442         (edge_removal_hook_holder): Likewise.
5443         (edge_duplication_hook_holder): Likewise.
5444         (ipa_edge_args_sum): New variable.
5445         (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
5446         ipa_edge_args_vector.
5447         (ipa_free_edge_args_substructures): Likewise.
5448         (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
5449         ipa_edge_args_vector.
5450         (ipa_edge_removal_hook): Turned into method
5451         ipa_edge_args_sum_t::remove.
5452         (ipa_edge_duplication_hook): Turned into method
5453         ipa_edge_args_sum_t::duplicate.
5454         (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
5455         registering edge hooks.
5456         (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
5457         * ipa-inline-analysis.c (estimate_function_body_sizes): Test
5458         ipa_edge_args_sum instead of ipa_edge_args_vector.
5459         * ipa-profile.c (ipa_profile): Likewise.
5460
5461 2017-05-03  Martin Jambor  <mjambor@suse.cz>
5462
5463         * symbol-summary.h (function_summary): New method exists.
5464         (function_summary::symtab_removal): Deallocate through release.
5465         (call_summary): New class.
5466         (gt_ggc_mx): New overload.
5467         (gt_pch_nx): Likewise.
5468         (gt_pch_nx): Likewise.
5469
5470 2017-05-03  Jeff Law  <law@redhat.com>
5471
5472         PR tree-optimization/78496
5473         * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
5474         from simplify_cond_using_ranges.  Split off code to walk
5475         backwards through casts into ...
5476         (simplify_cond_using_ranges_2): New function.
5477         (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
5478         (execute_vrp): After identifying jump threads, call
5479         simplify_cond_using_ranges_2.
5480
5481 2017-05-03  Jan Hubicka  <hubicka@ucw.cz>
5482
5483         PR bootstrap/80609
5484         * ipa-inline.h (inline_summary): Add ctor.
5485         (create_ggc): Do not use ggc_cleared_alloc.
5486
5487 2017-05-03  Jeff Downs  <heydowns@somuchpressure.net>
5488             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5489
5490         * gcc.c (handle_braces): Support escaping in switch matching
5491         text.
5492         * doc/invoke.texi (Spec Files): Document it.
5493         Remove superfluous @code markup in items.
5494
5495 2017-05-03  David Malcolm  <dmalcolm@redhat.com>
5496
5497         * diagnostic-show-locus.c (struct column_range): New struct.
5498         (get_affected_columns): New function.
5499         (get_printed_columns): New function.
5500         (struct correction): New struct.
5501         (correction::ensure_capacity): New function.
5502         (correction::ensure_terminated): New function.
5503         (struct line_corrections): New struct.
5504         (line_corrections::~line_corrections): New dtor.
5505         (line_corrections::add_hint): New function.
5506         (layout::print_trailing_fixits): Reimplement in terms of the new
5507         classes.
5508         (selftest::test_overlapped_fixit_printing): New function.
5509         (selftest::diagnostic_show_locus_c_tests): Call it.
5510
5511 2017-05-03  Nathan Sidwell  <nathan@acm.org>
5512
5513         Canonicalize canonical type hashing
5514         * tree.h (type_hash_canon_hash): Declare.
5515         * tree.c (type_hash_list, attribute_hash_list): Move into
5516         type_hash_canon_hash.
5517         (build_type_attribute_qual_variant): Break out hash code calc into
5518         type_hash_canon_hash.
5519         (type_hash_canon_hash): New.  Generic type hash computation.
5520         (build_range_type_1, build_array_type_1, build_function_type,
5521         build_method_type_directly, build_offset_type, build_complex_type,
5522         make_vector_type): Call it.
5523
5524 2017-05-03  Richard Biener  <rguenther@suse.de>
5525
5526         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5527         When all DRs have unknown misaligned do not always peel
5528         when there is a store but apply the same costing model as if
5529         there were only loads.
5530
5531 2017-05-03  Richard Biener  <rguenther@suse.de>
5532
5533         Revert
5534         PR tree-optimization/80492
5535         * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
5536         compare_base_decls returning dont-know properly.
5537
5538 2017-05-03  Thomas Preud'homme  <thomas.preudhomme@arm.com>
5539
5540         * config/arm/iterators.md (CCSI): New mode iterator.
5541         (arch): New mode attribute.
5542         * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
5543         (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
5544         (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This.  Use CCSI
5545         code iterator for success result mode.
5546         * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
5547         the corresponding new insn generators.
5548
5549 2017-05-03  Bin Cheng  <bin.cheng@arm.com>
5550
5551         Revert r247509
5552         2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5553         * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
5554
5555 2017-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
5556
5557         * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
5558         (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
5559         (DDR_A): Wrap DDR argument in brackets.
5560         (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
5561         (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
5562         (DDR_REVERSED_P): Likewise.
5563
5564 2017-05-03  Jakub Jelinek  <jakub@redhat.com>
5565
5566         PR tree-optimization/79472
5567         * tree-switch-conversion.c (struct switch_conv_info): Add
5568         contiguous_range and default_case_nonstandard fields.
5569         (collect_switch_conv_info): Compute contiguous_range and
5570         default_case_nonstandard fields, don't clear final_bb if
5571         contiguous_range and only the default case doesn't have the required
5572         structure.
5573         (check_all_empty_except_final): Set default_case_nonstandard instead
5574         of failing if contiguous_range and the default case doesn't have empty
5575         block.
5576         (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
5577         and only the default case doesn't have the required constants.  Skip
5578         virtual phis.
5579         (gather_default_values): Skip virtual phis.  Allow non-NULL CASE_LOW
5580         if default_case_nonstandard.
5581         (build_constructors): Build constant 1 just once.  Assert that default
5582         values aren't inserted in between cases if contiguous_range.  Skip
5583         virtual phis.
5584         (build_arrays): Skip virtual phis.
5585         (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
5586         (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
5587         Handle virtual phis.
5588         (gen_inbound_check): Handle default_case_nonstandard case.
5589         (process_switch): Adjust check_final_bb caller.  Call
5590         gather_default_values with the first non-default case instead of
5591         default case if default_case_nonstandard.
5592
5593 2017-05-02  Nathan Sidwell  <nathan@acm.org>
5594
5595         * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
5596         check.  Fix formatting.
5597
5598 2017-05-02  Jan Hubicka  <hubicka@ucw.cz>
5599
5600         * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
5601         errors when comparing specialized and unspecialized times.
5602
5603 2017-05-02  David Malcolm  <dmalcolm@redhat.com>
5604
5605         * diagnostic-show-locus.c
5606         (layout::should_print_annotation_line_p): Make private.
5607         (layout::print_annotation_line): Make private.
5608         (layout::annotation_line_showed_range_p): Make private.
5609         (layout::show_ruler): Make private.
5610         (layout::print_source_line): Make private.  Pass in line and
5611         line_width, rather than calling location_get_source_line.  Drop
5612         returned value.
5613         (layout::print_leading_fixits): New method.
5614         (layout::print_any_fixits): Rename to...
5615         (layout::print_trailing_fixits): ...this, and make private.
5616         Don't print newline fixits.
5617         (diagnostic_show_locus): Move logic for printing one row into...
5618         (layout::print_line): ...this new function.  Move the
5619         location_get_source_line call and error-handling from
5620         print_source_line to here.  Call print_leading_fixits, and rename
5621         print_any_fixits to print_trailing_fixits.
5622         (selftest::test_fixit_insert_containing_newline): Update now that
5623         newlines are partially supported.
5624         (selftest::test_fixit_insert_containing_newline_2): New test.
5625         (selftest::test_fixit_replace_containing_newline): Update comments.
5626         (selftest::diagnostic_show_locus_c_tests): Call the new test.
5627         * edit-context.c (class added_line): New class.
5628         (class edited_line): Describe newline handling in comment.
5629         (edited_line::actually_edited_p): New method.
5630         (edited_line::print_content): Delete redundant decl.
5631         (edited_line::m_predecessors): New field.
5632         (edited_file::print_content): Call edited_line::print_content.
5633         (edited_file::print_diff): Update to support newlines.
5634         (edited_file::print_diff_hunk): Likewise.
5635         (edited_file::print_run_of_changed_lines): New function.
5636         (edited_file::print_diff_line): Convert to...
5637         (print_diff_line): ...this.
5638         (edited_file::get_effective_line_count): New function.
5639         (edited_line::edited_line): Initialize new field m_predecessors.
5640         (edited_line::~edited_line): Clean up m_predecessors.
5641         (edited_line::apply_fixit): Handle newlines.
5642         (edited_line::get_effective_line_count): New function.
5643         (edited_line::print_content): New function.
5644         (edited_line::print_diff_lines): New function.
5645         (selftest::test_applying_fixits_insert_containing_newline): New
5646         test.
5647         (selftest::test_applying_fixits_replace_containing_newline): New
5648         test.
5649         (selftest::insert_line): New function.
5650         (selftest::test_applying_fixits_multiple_lines): Add example of
5651         inserting a line.
5652         (selftest::edit_context_c_tests): Call the new tests.
5653
5654 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5655
5656         * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
5657         parameter cand.  Update dump information.
5658         (get_computation_cost): Update uses.
5659
5660 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5661
5662         * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
5663         (get_computation_aff): Reorder parameters.  Use get_computation_aff_1.
5664         (get_computation_at, rewrite_use_address): Update use of
5665         get_computation_aff.
5666
5667 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5668
5669         * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
5670         (get_computation): Delete.
5671         (get_computation_cost): Implement like get_computation_cost_at.
5672         Use get_computation_at.
5673         (get_computation_cost_at): Delete.
5674         (rewrite_use_nonlinear_expr): Use get_computation_at.
5675         (rewrite_use_compare, remove_unused_ivs): Ditto.
5676
5677 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5678
5679         * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
5680
5681 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5682
5683         * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
5684         (ivopts_global_cost_for_size): Rename parameter and update uses.
5685         (iv_ca_recount_cost): Update uses.
5686         (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
5687         candidates seperately in n_invs and n_cands.
5688         (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
5689
5690 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5691
5692         * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
5693         (find_inv_vars_cb): New.
5694         (find_depends): Renamed to ...
5695         (find_inv_vars): ... this.
5696         (add_candidate_1, force_var_cost): Call find_inv_vars.
5697         (split_address_cost, determine_group_iv_cost_cond): Ditto.
5698
5699 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5700
5701         * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
5702         inv_vars.  Add inv_exprs.
5703         (struct iv_cand): Rename depends_on to inv_vars.
5704         (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
5705         max_inv_var_id/n_inv_var_uses.  Move max_inv_expr_id around.
5706         Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
5707         (dump_cand): Dump inv_vars.
5708         (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
5709         (record_invariant, find_depends, add_candidate_1): Ditto.
5710         (set_group_iv_cost, force_var_cost): Ditto.
5711         (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
5712         (get_computation_cost_at, get_computation_cost): Ditto.
5713         (determine_group_iv_cost_generic): Ditto.
5714         (determine_group_iv_cost_address): Ditto.
5715         (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
5716         (determine_group_iv_costs): Ditto.
5717         (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
5718         (iv_ca_set_remove_invariants): Renamed to ...
5719         (iv_ca_set_remove_invs): ... this.  Support inv_vars and inv_exprs.
5720         (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
5721         (iv_ca_set_add_invariants):  Renamed to ...
5722         (iv_ca_set_add_invs): ... this.  Support inv_vars and inv_exprs.
5723         (iv_ca_set_cp): Use iv_ca_set_add_invs.
5724         (iv_ca_has_deps): Support inv_vars and inv_exprs.
5725         (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
5726         (create_new_ivs): Remove useless dump.
5727
5728 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5729
5730         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
5731         iv_cand code.
5732         (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
5733         (iv_ca_set_no_cp, create_new_iv): Ditto.
5734
5735 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
5736
5737         * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
5738
5739 2017-05-02  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
5740
5741         * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
5742         function tree_check2.
5743
5744 2017-05-02  Martin Liska  <mliska@suse.cz>
5745
5746         * doc/gcov.texi: Add missing preposition.
5747         * gcov.c (function_info::function_info): Properly fill up
5748         all member variables.
5749
5750 2017-05-02  Tamar Christina  <tamar.christina@arm.com>
5751
5752         * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
5753
5754 2017-05-02  Tamar Christina  <tamar.christina@arm.com>
5755
5756         * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
5757
5758 2017-05-02  Martin Liska  <mliska@suse.cz>
5759
5760         PR lto/77954.
5761         * lto-streamer-in.c (lto_read_tree_1): Remove
5762         LTO_STREAMER_DEBUG.
5763         * lto-streamer.c (struct tree_hash_entry): Likewise.
5764         (struct tree_entry_hasher): Likewise.
5765         (tree_entry_hasher::hash): Likewise.
5766         (tree_entry_hasher::equal): Likewise.
5767         (lto_streamer_init): Likewise.
5768         (lto_orig_address_map): Likewise.
5769         (lto_orig_address_get): Likewise.
5770         (lto_orig_address_remove): Likewise.
5771         * lto-streamer.h: Likewise.
5772         * tree-streamer-in.c (streamer_alloc_tree): Likewise.
5773         * tree-streamer-out.c (streamer_write_tree_header): Likewise.
5774
5775 2017-05-02  Sebastian Peryt  <sebastian.peryt@intel.com>
5776
5777         * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
5778         (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
5779         (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
5780         (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
5781         (mm_maskz_sub_round_ss, _mm_mask_add_sd)
5782         (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
5783         (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
5784         (mm_maskz_sub_ss): New intrinsics.
5785         * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
5786         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
5787         * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
5788         (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
5789         (__builtin_ia32_subss_mask_round): New builtins.
5790         * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
5791         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
5792         * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
5793         Renamed to ...
5794         (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
5795         (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
5796         Changed to ...
5797         (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
5798         ... this.
5799
5800 2017-05-02  Martin Jambor  <mjambor@suse.cz>
5801
5802         PR tree-optimization/78687
5803         * tree-sra.c (access): New field parent.
5804         (process_subtree_disqualification): New function.
5805         (disqualify_candidate): Call it.
5806         (build_accesses_from_assign): Reset write flag if creating an
5807         assighnment link.
5808         (build_access_subtree): Fill in parent field and also prpagate
5809         down grp_write flag.
5810         (create_artificial_child_access): New parameter set_grp_write, set
5811         grp_write to its value.
5812         (propagate_subaccesses_across_link): Also propagate grp_write flag
5813         values.
5814         (propagate_all_subaccesses): Push the closest parent back to work
5815         queue if add_access_to_work_queue returned true.
5816
5817 2017-05-02  Richard Biener  <rguenther@suse.de>
5818
5819         * common.opt (fstrict-overflow): Alias negative to fwrapv.
5820         * doc/invoke.texi (fstrict-overflow): Remove all traces of
5821         -fstrict-overflow documentation.
5822         * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
5823         (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
5824         flag_strict_overflow.
5825         * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
5826         * lto-opts.c (lto_write_options): Do not stream it.
5827         * lto-wrapper.c (merge_and_complain): Do not handle it.
5828         * opts.c (default_options_table): Do not set -fstrict-overflow.
5829         (finish_options): Likewise do not clear it when sanitizing.
5830         * simplify-rtx.c (simplify_const_relational_operation): Do not
5831         test flag_strict_overflow.
5832
5833 2017-05-02  Uros Bizjak  <ubizjak@gmail.com>
5834
5835         * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
5836         using enabled attribute.
5837         (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
5838         (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
5839         (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
5840         (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
5841         (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
5842         (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
5843         (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
5844         (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
5845         (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
5846         (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
5847
5848 2017-05-02  Uros Bizjak  <ubizjak@gmail.com>
5849
5850         * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
5851
5852 2017-05-02  Richard Biener  <rguenther@suse.de>
5853
5854         PR tree-optimization/80591
5855         Revert
5856         2017-04-10  Richard Biener  <rguenther@suse.de>
5857
5858         * tree-ssa-structalias.c (find_func_aliases): Properly handle
5859         asm inputs.
5860
5861 2017-05-02  Richard Biener  <rguenther@suse.de>
5862
5863         PR tree-optimization/80549
5864         * tree-cfgcleanup.c (mfb_keep_latches): New helper.
5865         (cleanup_tree_cfg_noloop): Create forwarders to known loop
5866         headers if they do not have a preheader.
5867
5868 2017-05-02  Martin Liska  <mliska@suse.cz>
5869
5870         PR other/80589
5871         * common.opt: Fix typo.
5872         * doc/invoke.texi: Likewise.
5873
5874 2017-05-01  Jan Beulich  <jbeulich@suse.com>
5875
5876         * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
5877         swapping, add (x,x,m,x,n) alternative.
5878
5879 2017-05-01  Nathan Sidwell  <nathan@acm.org>
5880
5881         * calls.c (combine_pending_stack_adjustment_and_call): Remove
5882         unnecessary unadjusted_alignment check.
5883
5884 2017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
5885
5886         PR c++/80038
5887         * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
5888         operations here.
5889         * gimplify.c (gimplify_cilk_detach): New function.
5890         (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
5891         * tree-core.h: Document EXPR_CILK_SPAWN.
5892         * tree.h (EXPR_CILK_SPAWN): Define.
5893
5894 2017-05-01  David Malcolm  <dmalcolm@redhat.com>
5895
5896         * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
5897         to use new fixit_hint representation, using the "replace" logic.
5898         (get_line_span_for_fixit_hint): Likewise.
5899         (layout::print_any_fixits): Likewise.
5900         (selftest::test_one_liner_many_fixits): Rename to...
5901         (selftest::test_one_liner_many_fixits_1): ...this, and update
5902         comment and expected output to reflect that the multiple fix-it
5903         hints are now consolidated into one insertion.
5904         (selftest::test_one_liner_many_fixits_2): New test.
5905         (selftest::test_diagnostic_show_locus_one_liner): Update for
5906         above.
5907         (selftest::test_fixit_consolidation): Update for fix-it API
5908         change.
5909         * diagnostic.c (print_parseable_fixits): Likewise.
5910         * edit-context.c (edited_line::m_line_events): Convert from
5911         auto_vec <line_event *> to auto_vec <line_event>.
5912         (class line_event): Convert from abstract base class to a concrete
5913         class, taking over the role of replace_event.
5914         (class insert_event): Delete.
5915         (class replace_event): Rename to class line_event.  Convert to
5916         half-open range.
5917         (edit_context::add_fixits): Reimplement.
5918         (edit_context::apply_insert): Delete.
5919         (edit_context::apply_replace): Rename to...
5920         (edit_context::apply_fixit): ...this.  Convert to half-open range.
5921         (edited_file::apply_insert): Delete.
5922         (edited_file::apply_replace): Rename to...
5923         (edited_file::apply_fixit): ...this.
5924         (edited_line::~edited_line): Drop deletion of events.
5925         (edited_line::apply_insert): Delete.
5926         (edited_line::apply_replace): Rename to...
5927         (edited_line::apply_fixit): ...this.  Convert to half-open range.
5928         Update for change to type of m_line_events.
5929         * edit-context.h (edit_context::apply_insert): Delete.
5930         (edit_context::apply_replace): Rename to...
5931         (edit_context::apply_fixit): ...this.
5932
5933 2017-05-01  Martin Sebor  <msebor@redhat.com>
5934
5935         * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
5936         known.
5937
5938 2017-05-01  Uros Bizjak  <ubizjak@gmail.com>
5939
5940         PR target/68491
5941         * config/i386/cpuid.h (__get_cpuid): Always return 0 when
5942         __get_cpuid_max returns 0.
5943         (__get_cpuid_count): Ditto.
5944
5945 2017-05-01  Eric Botcazou  <ebotcazou@adacore.com>
5946
5947         * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
5948         replacement expression is another instance of one of its arguments.
5949
5950 2017-05-01  Jakub Jelinek  <jakub@redhat.com>
5951
5952         PR target/79430
5953         * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
5954         check for stack push/pop autoinc.
5955         * config/i386/i386.c (ix86_agi_dependent): Return false
5956         if the only reason why modified_in_p returned true is that
5957         addr is SP based and set_insn is a push or pop.
5958
5959 2017-04-29  Jan Hubicka  <hubicka@ucw.cz>
5960
5961         * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
5962         overflow check.
5963
5964 2017-04-29  Jan Hubicka  <hubicka@ucw.cz>
5965
5966         PR ipa/79224
5967         * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
5968         (account_size_time): Use two predicates - exec_pred and
5969         nonconst_pred_ptr.
5970         (evaluate_conditions_for_known_args): Compute both clause and
5971         nonspec_clause.
5972         (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
5973         (inline_summary_t::duplicate): Update.
5974         (estimate_function_body_sizes): Caluculate exec and nonconst predicates
5975         separately.
5976         (compute_inline_parameters): Likewise.
5977         (estimate_edge_size_and_time): Update caluclation of time.
5978         (estimate_node_size_and_time): Compute both time and nonspecialized
5979         time.
5980         (estimate_ipcp_clone_size_and_time): Update.
5981         (inline_merge_summary): Update.
5982         (do_estimate_edge_time): Update.
5983         (do_estimate_edge_size): Update.
5984         (do_estimate_edge_hints): Update.
5985         (inline_read_section, inline_write_summary): Stream both new predicates.
5986         * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
5987         as argument.
5988         (compute_inlined_call_time): Cleanup.
5989         (big_speedup_p): Update.
5990         (edge_badness): Update.
5991         * ipa-inline.h (INLINE_TIME_SCALE): Remove.
5992         (size_time_entry): Replace predicate by exec_predicate and
5993         nonconst_predicate.
5994         (edge_growth_cache_entry): Cache both time nad nonspecialized time.
5995         (estimate_edge_time): Return also nonspec_time.
5996         (reset_edge_growth_cache): Update.
5997
5998 2017-04-29  Jakub Jelinek  <jakub@redhat.com>
5999
6000         PR rtl-optimization/80491
6001         * ifcvt.c (noce_process_if_block): When looking for x setter
6002         with missing else_bb, don't check only the insn right before
6003         cond_earliest, but look for the last insn that x is modified in
6004         within the same bb.
6005
6006         PR rtl-optimization/80491
6007         * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
6008
6009 2017-04-29  Marc Glisse  <marc.glisse@inria.fr>
6010
6011         PR tree-optimization/80487
6012         * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
6013
6014 2017-04-29  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
6015
6016         PR tree-optimization/79697
6017         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
6018         is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
6019         (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
6020         BUILT_IN_STRNDUP.
6021         * gimple-fold.c (gimple_fold_builtin_realloc): New function.
6022         (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
6023
6024 2017-04-28  Martin Sebor  <msebor@redhat.com>
6025
6026         PR tree-optimization/80523
6027         * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
6028         (init_target_to_host_charmap, target_to_host, target_strtol10): New
6029         functions.
6030         (maybe_warn, format_directive, parse_directive): Use new functions.
6031         (pass_sprintf_length::execute): Call init_target_to_host_charmap.
6032
6033 2017-04-28  Marc Glisse  <marc.glisse@inria.fr>
6034
6035         * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
6036
6037 2017-04-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>
6038
6039         * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
6040         target_header_dir): Set correctly.
6041         * configure: Regenerated.
6042         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
6043         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
6044         instead of SYSTEM_HEADER_DIR.
6045
6046 2017-04-28  Jan Hubicka  <hubicka@ucw.cz>
6047
6048         * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
6049         (estimate_local_effects): Likewise.
6050         * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
6051         edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
6052         * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
6053         estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
6054         do_estimate_edge_time, estimate_edge_time): Likewise.
6055         * ipa-inline-analysis.c (estimate_node_size_and_time,
6056         estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
6057         (estimate_time_after_inlining): Remove.
6058
6059 2017-04-28  Martin Liska  <mliska@suse.cz>
6060
6061         * doc/gcov.texi: Enhance documentation of gcov.
6062
6063 2017-04-28  Martin Liska  <mliska@suse.cz>
6064
6065         * doc/gcov.texi: Sort options in alphabetic order.
6066         * doc/gcov-dump.texi: Likewise.
6067         * doc/gcov-tool.texi: Likewise.
6068         * gcov.c (print_usage): Likewise.
6069         * gcov-dump.c (print_usage): Likewise.
6070         * gcov-tool.c (print_merge_usage_message): Likewise.
6071         (print_rewrite_usage_message): Likewise.
6072         (print_overlap_usage_message): Likewise.
6073
6074 2017-04-28  Martin Liska  <mliska@suse.cz>
6075
6076         PR gcov-profile/53915
6077         * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
6078
6079 2017-04-28  Martin Liska  <mliska@suse.cz>
6080
6081         PR gcov-profile/79891
6082         * gcov.c (add_line_counts): Assign BBs to lines just if the BB
6083         is marked by compiler as living on a line.
6084         (get_cycles_count): Remove usage of the union.
6085         (output_intermediate_file): Likewise.
6086         (find_source): Fix GNU coding style.
6087         (accumulate_line_counts): Remove old non-all block mode.
6088         (output_lines): Remove usage of the union.
6089         * profile.c (output_location): Include all BBs, even if
6090         belonging to a same line (and file) as a previous BB.
6091
6092 2017-04-28  Martin Liska  <mliska@suse.cz>
6093
6094         * gcov.c (process_args): Handle new argument 'w'.
6095         (read_graph_file): Assign ID to BBs.
6096         (output_branch_count): Display BB # if verbose flag is set.
6097         (output_lines): Likewise for arcs.
6098         (print_usage): Add '--verbose' option help.
6099         * doc/gcov.texi: Document --verbose (-w) option.
6100
6101 2017-04-28  Martin Liska  <mliska@suse.cz>
6102
6103         * gcov.c (struct block_location_info): New struct.
6104         (process_file): Fill up the new structure.
6105         (read_graph_file): Replace usage of encoding by the newly added
6106         struct.
6107         (add_line_counts): Likewise.
6108         (accumulate_line_counts): Remove usage of the union.
6109         (function_info::function_info): New function.
6110         (function_info::~function_info): Likewise.
6111         (process_file): Call delete instead of release_function.
6112         (release_function): Release the function.
6113         (release_structures): Call delete instead of release_function.
6114         (solve_flow_graph): Replace usage of num_blocks.
6115         (find_exception_blocks): Likewise.
6116         (output_lines): Fix GNU coding style.
6117
6118 2017-04-28  Martin Liska  <mliska@suse.cz>
6119
6120         PR driver/56469
6121         * coverage.c (coverage_remove_note_file): New function.
6122         * coverage.h: Declare the function.
6123         * toplev.c (finalize): Clean if an error has been seen.
6124
6125 2017-04-28  Martin Liska  <mliska@suse.cz>
6126
6127         PR gcov-profile/80031
6128         * gcov-dump.c (tag_blocks): Just print number of basic blocks.
6129         * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
6130         * gcov.c (read_graph_file): Read just number of blocks.
6131         * profile.c (branch_prob): Do not stream 0 flags per a basic
6132         block.
6133
6134 2017-04-28  Martin Liska  <mliska@suse.cz>
6135
6136         * gcov-dump.c (tag_*): Add new argument to declarations.
6137         (dump_gcov_file): Likewise.
6138         (tag_blocks): Add and use new argument depth.
6139         (tag_arcs): Likewise.
6140         (tag_lines): Likewise.
6141         (tag_counters): Likewise.
6142         (tag_summary): Likewise.
6143         (dump_working_sets): Use depth to do a proper indentation.
6144
6145 2017-04-28  Jakub Jelinek  <jakub@redhat.com>
6146
6147         PR bootstrap/80531
6148         * cgraph.h (symtab_node::debug_symtab): No longer inline.
6149         * symtab.c (symtab_node::debug_symtab): Move definition here.
6150
6151 2017-04-28  Richard Biener  <rguenther@suse.de>
6152
6153         * lto-streamer.h (LTO_major_version): Bump to 7.
6154
6155 2017-04-28  Richard Biener  <rguenther@suse.de>
6156
6157         * tree-vrp.c (assert_info): New struct.
6158         (add_assert_info): New helper.
6159         (register_edge_assert_for_2): Refactor to add asserts to a vector
6160         of assert_info.
6161         (register_edge_assert_for_1): Likewise.
6162         (register_edge_assert_for): Likewise.
6163         (finish_register_edge_assert_for): New helper actually registering
6164         asserts where live on edge.
6165         (find_conditional_asserts): Adjust.
6166         (find_switch_asserts): Likewise.
6167         (evrp_dom_walker::try_find_new_range): Generalize.
6168         (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
6169
6170 2017-04-27  Marek Polacek  <polacek@redhat.com>
6171
6172         PR sanitizer/80349
6173         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
6174         arg10 and arg11 to itype.
6175
6176 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
6177
6178         * doc/extend.texi (Object Size Checking): Improve grammar.
6179
6180 2017-04-27  Richard Earnshaw  <rearnsha@arm.com>
6181
6182         PR target/80530
6183         * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
6184         that the logic for permitting reciprocal estimates matches that
6185         in use_rsqrt_p.
6186
6187 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
6188
6189         PR c++/80534
6190         * tree.c (type_cache_hasher::equal): Only compare
6191         TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
6192         (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
6193         non-aggregate element types.
6194         * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
6195         about the flag on ARRAY_TYPEs in the comment, formatting fix.
6196
6197 2017-04-27  Richard Biener  <rguenther@suse.de>
6198
6199         PR middle-end/80533
6200         * emit-rtl.c (set_mem_attributes_minus_bitpos): When
6201         stripping ARRAY_REFs from MEM_EXPR make sure we're not
6202         keeping a reference to a trailing array.
6203
6204 2017-04-27  Richard Biener  <rguenther@suse.de>
6205
6206         PR middle-end/80539
6207         * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
6208         being in loop-closed SSA form conservatively.
6209         (chrec_fold_multiply_poly_poly): Likewise.
6210
6211 2017-04-27  Tamar Christina  <tamar.christina@arm.com>
6212
6213         PR middle-end/79665
6214         * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
6215         CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
6216
6217 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
6218
6219         PR target/77728
6220         * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
6221         (aarch64_function_arg_alignment): Return unsigned int again, but still
6222         ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
6223         (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
6224         Don't emit -Wpsabi note.
6225         (aarch64_function_arg_boundary): Likewise.
6226         (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
6227         caller.
6228
6229 2017-04-26  Nathan Sidwell  <nathan@acm.org>
6230
6231         * tree.h (crc32_unsigned_n): Declare.
6232         (crc32_unsigned, crc32_unsigned): Make inline.
6233         * tree.c (crc32_unsigned_bits): Replace with ...
6234         (crc32_unsigned_n): ... this.
6235         (crc32_unsigned, crc32_byte): Remove.
6236         (crc32_string): Remove unnecessary braces.
6237
6238 2017-04-25  Jan Hubicka  <hubicka@ucw.cz>
6239
6240         * ipa-cp.c (estimate_local_effects): Convert sreal to int.
6241         * ipa-inline-analysis.c (MAX_TIME): Remove.
6242         (account_size_time): Use sreal for time.
6243         (dump_inline_summary): Update.
6244         (estimate_function_body_sizes): Update.
6245         (estimate_edge_size_and_time): Update.
6246         (estimate_calls_size_and_time): Update.
6247         (estimate_node_size_and_time): Update.
6248         (inline_merge_summary): Update.
6249         (inline_update_overall_summary): Update.
6250         (estimate_time_after_inlining): Update.
6251         (inline_read_section): Update.
6252         (inline_write_summary): Update.
6253         * ipa-inline.c (compute_uninlined_call_time): Update.
6254         (compute_inlined_call_time): Update.
6255         (recursive_inlining): Update.
6256         (inline_small_functions): Update.
6257         (dump_overall_stats): Update.
6258         * ipa-inline.h: Include sreal.h.
6259         (size_time_entry): Turn time to sreal.
6260         (inline_summary): Turn self_time nad time to sreal.
6261
6262 2017-04-25  Jan Hubicka  <hubicka@ucw.cz>
6263
6264         * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
6265         data-streamer.h
6266         (sreal::stream_out, sreal::stream_in): New.
6267         * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
6268
6269 2017-04-25  Jakub Jelinek  <jakub@redhat.com>
6270
6271         * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
6272         environment.
6273
6274 2017-04-25  Uros Bizjak  <ubizjak@gmail.com>
6275
6276         PR target/70799
6277         * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6278         Handle ASHIFTRT.
6279         (dimode_scalar_chain::compute_convert_gain): Ditto.
6280         (dimode_scalar_chain::make_vector_copies): Ditto.
6281         (dimode_scalar_chain::convert_reg): Ditto.
6282         (dimode_scalar_chain::convert_insn): Ditto.
6283         * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
6284         (VI248_AVX512BW_1): New mode iterator.
6285         (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
6286         <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
6287         mode iterator.
6288
6289 2017-04-25  Martin Sebor  <msebor@redhat.com>
6290
6291         PR tree-optimization/80497
6292         * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
6293         constants are representable in HOST_WIDE_INT.
6294         (parse_directive): Ditto.
6295
6296 2017-04-25  Martin Sebor  <msebor@redhat.com>
6297
6298         PR bootstrap/80486
6299         * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
6300         (new_zero_array): Adjust signature.
6301         (dom_info::dom_init): Used unsigned rather that size_t.
6302         (dom_info::dom_info): Same.
6303
6304 2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
6305             Jakub Jelinek  <jakub@redhat.com>
6306
6307         PR target/77728
6308         * config/arm/arm.c: Include gimple.h.
6309         (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
6310         returns negative, increment ncrn only if it returned positive.
6311         (arm_needs_doubleword_align): Return int instead of bool,
6312         ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
6313         members, but if there is any such non-FIELD_DECL
6314         > PARM_BOUNDARY aligned decl, return -1 instead of false.
6315         (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
6316         returns negative, increment nregs only if it returned positive.
6317         (arm_setup_incoming_varargs): Likewise.
6318         (arm_function_arg_boundary): Emit -Wpsabi note if
6319         arm_needs_doubleword_align returns negative, return
6320         DOUBLEWORD_ALIGNMENT only if it returned positive.
6321
6322 2017-04-25  Marek Polacek  <polacek@redhat.com>
6323
6324         PR sanitizer/80349
6325         * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
6326         first argument to type.
6327
6328 2017-04-25  Bill Seurer  <seurer@linux.vnet.ibm.com>
6329
6330         PR target/80482
6331         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
6332         type checks to test for compatibility instead of equality.
6333
6334 2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
6335             Jakub Jelinek  <jakub@redhat.com>
6336
6337         PR target/77728
6338         * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
6339         type.
6340         (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
6341         struct.  Ignore DECL_ALIGN of decls other than FIELD_DECL for
6342         the alignment computation, but return their maximum in warn_alignment.
6343         (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
6344         Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
6345         is smaller.
6346         (aarch64_function_arg_boundary): Likewise.  Simplify using MIN/MAX.
6347         (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
6348         caller.
6349
6350 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
6351
6352         * config/arc/simdext.md (dmpyh): Fix typo.
6353
6354 2017-04-25  Richard Biener  <rguenther@suse.de>
6355
6356         PR tree-optimization/80492
6357         * alias.c (compare_base_decls): Handle registers with asm
6358         specification conservatively.
6359         * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
6360         compare_base_decls returning dont-know properly.
6361
6362 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
6363
6364         * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
6365         (legitimate_offset_address_p): New function.
6366         (arc_legitimate_address_p): Use above function.
6367
6368 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
6369
6370         * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
6371
6372 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
6373
6374         * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
6375         ACCH registers whenever they are available.
6376
6377 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
6378
6379         * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
6380         double regs fix when not used.
6381
6382 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
6383
6384         * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
6385         core registers.
6386         (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
6387         (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
6388
6389 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
6390
6391         * config/arc/arc.c (arc_output_addsi): Check for h-register class
6392         when emitting short ADD instructions.
6393
6394 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
6395
6396         * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
6397         constraint.
6398         (cmpsi_cc_c_insn): Likewise.
6399         (cbranchsi4_scratch): Compute proper instruction length using
6400         compact_hreg_operand.
6401         * config/arc/predicates.md (compact_hreg_operand): New predicate.
6402
6403 2017-04-25  Richard Biener  <rguenther@suse.de>
6404
6405         PR middle-end/80509
6406         * passes.c (pass_manager::pass_manager): Initialize
6407         m_name_to_pass_map.
6408
6409 2017-04-25  Richard Biener  <rguenther@suse.de>
6410
6411         PR tree-optimization/79201
6412         * tree-ssa-sink.c (statement_sink_location): Handle calls.
6413
6414 2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
6415
6416         PR target/80464
6417         * config/s390/vector.md: Split MEM->GPR vector moves for
6418         non-s_operand addresses.
6419
6420 2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
6421
6422         PR target/79895
6423         * config/s390/predicates.md (reload_const_wide_int_operand): New
6424         predicate.
6425         * config/s390/s390.md ("movti"): Remove d/P alternative.
6426         ("movti_bigconst"): New pattern definition.
6427
6428 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
6429
6430         PR target/80080
6431         * s390-protos.h (s390_expand_cs_hqi): Removed.
6432         (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
6433         * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
6434         modes as well as CCZ1mode and CCZmode.
6435         (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
6436         signature of s390_emit_compare_and_swap.
6437         (s390_expand_cs_hqi): Likewise, make static.
6438         (s390_expand_cs_tdsi): Generate an explicit compare before trying
6439         compare-and-swap, in some cases.
6440         (s390_expand_cs): Wrapper function.
6441         (s390_expand_atomic_exchange_tdsi): New backend specific expander for
6442         atomic_exchange.
6443         (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
6444         * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
6445         patterns for small and large integers.  Forbid symref memory operands.
6446         Move expander to s390.c.  Require cc register.
6447         ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
6448         ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
6449         ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
6450         ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
6451         symref memory operands.  Remove CC mode and call s390_match_ccmode
6452         instead.
6453         ("atomic_exchange<mode>"): Allow and implement all integer modes.
6454
6455 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
6456
6457         * config/s390/s390.md (define_peephole2): New peephole to help
6458         combining the load-and-test pattern with volatile memory.
6459
6460 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
6461
6462         * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
6463         with CCZmode for TARGET_Z196.
6464
6465 2017-04-25  Jakub Jelinek  <jakub@redhat.com>
6466
6467         PR rtl-optimization/80501
6468         * combine.c (make_compound_operation_int): Set subreg_code to SET
6469         even for AND with mask of the sign bit of mode.
6470
6471         PR rtl-optimization/80500
6472         * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
6473         sum's initial value.
6474
6475 2017-04-25  Julian Brown  <julian@codesourcery.com>
6476             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
6477
6478         * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
6479
6480 2017-04-25  Marc Glisse  <marc.glisse@inria.fr>
6481
6482         * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
6483
6484 2017-04-25  Julian Brown  <julian@codesourcery.com>
6485             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
6486
6487         * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
6488         (thunderx2t99_sha): New Reservation.
6489
6490 2017-04-25  Julian Brown  <julian@codesourcery.com>
6491             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
6492
6493         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
6494         type for 1-element load.
6495
6496 2017-04-24  Marc Glisse  <marc.glisse@inria.fr>
6497
6498         * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
6499
6500 2017-04-24  Martin Jambor  <mjambor@suse.cz>
6501
6502         PR tree-optimization/80293
6503         * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
6504         char arrays not totally scalarizable if it is false.
6505         (analyze_all_variable_accesses): Pass correct value in the new
6506         parameter.  Add a statistics counter.
6507
6508 2017-04-24  Jan Hubicka  <hubicka@ucw.cz>
6509
6510         PR middle-end/79931
6511         * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
6512
6513 2017-04-24  Richard Biener  <rguenther@suse.de>
6514
6515         PR tree-optimization/80494
6516         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
6517         out for complex types.
6518
6519 2017-04-24  Richard Biener  <rguenther@suse.de>
6520
6521         * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
6522         * tree-ssa-sccvn.c (print_scc): Print SCC size.
6523         (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
6524         (DFS): Adjust and never fail.
6525         (sccvn_dom_walker::fail): Remove.
6526         (sccvn_dom_walker::before_dom_children): Adjust.
6527         (run_scc_vn): Likewise and never fail.
6528         * tree-ssa-pre.c (pass_pre::execute): Adjust.
6529         (pass_fre::execute): Likewise.
6530
6531 2017-04-24  Richard Biener  <rguenther@suse.de>
6532
6533         PR tree-optimization/79725
6534         * tree-ssa-sink.c (statement_sink_location): Return whether
6535         failure reason was zero uses.  Move that check later.
6536         (sink_code_in_bb): Deal with zero uses by removing the stmt
6537         if possible.
6538
6539 2017-04-24  Richard Biener  <rguenther@suse.de>
6540
6541         PR c++/2972
6542         * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
6543         pointer-based references.
6544
6545 2017-04-24  Richard Biener  <rguenther@suse.de>
6546
6547         PR bootstrap/79814
6548         * pass_manager.h (pass_manager::operator new): Remove.
6549         (pass_manager::operator delete): Likewise.
6550         * passes.c (pass_manager::operator new): Remove.
6551         (pass_manager::operator delete): Likewise.
6552         (pass_manager::pass_manager): Zero individual pass members.
6553
6554 2017-04-23  Uros Bizjak  <ubizjak@gmail.com>
6555
6556         PR target/70799
6557         * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
6558         <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
6559         Check "XEXP (src, 1)" operand here.
6560         <case PLUS, case MINUS, case IOR, case XOR, case AND>:
6561         Check "XEXP (src, 1)" operand here.
6562         (dimode_scalar_chain::make_vector_copies): Detect count register
6563         of a shift instruction.  Zero extend count register from QImode
6564         to DImode to satisfy vector shift pattern count operand predicate.
6565         Substitute vector shift count operand with a DImode copy.
6566         (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
6567         vector register.
6568
6569 2017-04-21  Uros Bizjak  <ubizjak@gmail.com>
6570
6571         * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
6572         Remove UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
6573         (*insvqi_1_mem_rex64): Move above insv<mode>_1.  Remove
6574         UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
6575         (UNSPEC_NOREX_MEM): Remove definition.
6576
6577 2017-04-21  Richard Biener  <rguenther@suse.de>
6578
6579         PR tree-optimization/79547
6580         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6581         Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
6582         bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
6583         without any constraints.
6584
6585 2017-04-21  Richard Biener  <rguenther@suse.de>
6586
6587         PR tree-optimization/78847
6588         * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
6589
6590 2017-04-21  Richard Biener  <rguenther@suse.de>
6591
6592         * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
6593         (build_distinct_type_copy): Likewise.
6594         (build_variant_type_copy): Likewise.
6595         * tree.c (build_qualified_type): Pass down mem-stat info.
6596         (build_distinct_type_copy): Likewise.
6597         (build_variant_type_copy): Likewise.
6598
6599 2017-04-21  Richard Biener  <rguenther@suse.de>
6600
6601         PR tree-optimization/80237
6602         * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
6603         defaulted to NULL.
6604         (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
6605         for a simplified result.
6606
6607 2016-04-21  Richard Biener  <rguenther@suse.de>
6608
6609         * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
6610         sth as strict as a simple_iv but a chrec without symbols and an
6611         operand defined in the loop we are peeling (and not some subloop).
6612         (propagate_constants_for_unrolling): Propagate all constants.
6613
6614 2017-04-20  Uros Bizjak  <ubizjak@gmail.com>
6615
6616         PR target/79804
6617         * config/i386/i386.c (print_reg): Remove assert for disalowed
6618         regno values, call output_operand_lossage instead.
6619
6620 2017-04-20  Uros Bizjak  <ubizjak@gmail.com>
6621
6622         PR target/78090
6623         * config/i386/constraints.md (Yc): New register constraint.
6624         * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
6625         Use Yc constraint for alternative 2 of operand 0.  Remove
6626         preferred_for_speed attribute.
6627
6628 2017-04-20  Alexander Monakov  <amonakov@ispras.ru>
6629
6630         * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
6631         lastprivate clauses in SIMT case.
6632
6633 2017-04-20  Volker Reichelt  <v.reichelt@netcologne.de>
6634
6635         * doc/invoke.texi (-Wextra-semi): Document new warning option.
6636
6637 2017-04-20  Richard Biener  <rguenther@suse.de>
6638
6639         PR tree-optimization/57796
6640         * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
6641         as N scalar stores.
6642         (vect_model_load_cost): Cost gathers as N scalar loads.
6643
6644 2017-04-20  Richard Biener  <rguenther@suse.de>
6645
6646         * ggc-page.c (ggc_allocated_p): Rename to ...
6647         (safe_lookup_page_table_entry): ... this and return the lookup
6648         result.
6649         (gt_ggc_m_S): Use safe_lookup_page_table_entry.
6650
6651 2017-04-20  Richard Biener  <rguenther@suse.de>
6652
6653         PR tree-optimization/80453
6654         * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
6655         * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
6656         from the conditions.
6657         (vn_phi_eq): Pass them down.
6658         (vn_phi_lookup): Record them.
6659         (vn_phi_insert): Likewise.
6660
6661 2017-04-20  Matthew Fortune  <matthew.fortune@imgtec.com>
6662
6663         * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
6664         uninitialized variable warning to avoid buffer overrun.
6665
6666 2017-04-20  Alexander Monakov  <amonakov@ispras.ru>
6667
6668         PR other/71250
6669         * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
6670         is suppressed for '{ 0 }' in C.
6671
6672 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
6673
6674         * BASE-VER: Set to 8.0.0.
6675
6676 2017-04-20  Thomas Preud'homme  <thomas.preudhomme@arm.com>
6677
6678         * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
6679         priority .init_array and .fini_array section with SECTION_NOTYPE
6680         flag.
6681
6682 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
6683
6684         PR middle-end/80423
6685         * tree.h (build_array_type): Add typeless_storage default argument.
6686         * tree.c (type_cache_hasher::equal): Also compare
6687         TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
6688         (build_array_type): Add typeless_storage argument, set
6689         TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
6690         recursive call.
6691         (build_nonshared_array_type): Adjust build_array_type_1 caller.
6692         (build_array_type): Likewise.  Add typeless_storage argument.
6693
6694 2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
6695             Jakub Jelinek  <jakub@redhat.com>
6696
6697         PR tree-optimization/80426
6698         * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
6699         operation on symbolic operands, also compute the overflow for the
6700         invariant part when the operation degenerates into a negation.
6701
6702 2017-04-19  Jakub Jelinek  <jakub@redhat.com>
6703
6704         PR debug/80461
6705         * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
6706         Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
6707
6708         PR debug/80436
6709         * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
6710
6711 2017-04-19  Georg-Johann Lay  <avr@gjlay.de>
6712
6713         PR target/80462
6714         * config/avr/avr.c (tree.h): Include it.
6715         (cgraph.h): Include it.
6716         (avr_encode_section_info): Don't warn for uninitialized progmem
6717         variable if it's just an alias.
6718
6719 2017-04-19  Richard Biener  <rguenther@suse.de>
6720
6721         PR ipa/65972
6722         * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
6723         when needed by AutoPGO.
6724
6725 2017-04-19  Paulo J. Matos  <paulo@matos-sorge.com>
6726
6727         PR lto/50345
6728         * doc/lto.texi: Remove an extra 'that'.
6729
6730 2017-04-19  Segher Boessenkool  <segher@kernel.crashing.org>
6731
6732         PR rtl-optimization/80429
6733         * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
6734         are only used in debug insns.
6735
6736 2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
6737             Vladimir Makarov  <vmakarov@redhat.com>
6738
6739         * config/sparc/predicates.md (input_operand): Add comment.  Return
6740         true for any memory operand when LRA is in progress.
6741         * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
6742
6743 2017-04-18  Jeff Law  <law@redhat.com>
6744
6745         PR target/74563
6746         * mips.md ({return,simple_return}_internal): Do not overwrite
6747         operands[0].
6748
6749 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
6750
6751         PR tree-optimization/80443
6752         * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
6753         instead of adding 1, subtract -1 and similarly instead of subtracting
6754         1 add -1.
6755
6756 2017-04-18  Richard Sandiford  <richard.sandiford@arm.com>
6757
6758         PR rtl-optimization/80357
6759         * haifa-sched.c (tmp_bitmap): New variable.
6760         (model_recompute): Handle duplicate use records.
6761         (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
6762         (free_global_sched_pressure_data): Free it.
6763
6764 2017-04-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
6765
6766         Revert:
6767         2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
6768         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
6769         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
6770         instead of SYSTEM_HEADER_DIR.
6771
6772 2017-04-18  Jeff Law  <law@redhat.com>
6773
6774         PR middle-end/80422
6775         * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
6776         predecessors after walking up the insn chain.
6777
6778 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
6779
6780         PR debug/80263
6781         * dwarf2out.c (modified_type_die): Try harder not to emit internal
6782         sizetype type into debug info.
6783
6784 2017-04-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
6785
6786         PR target/80099
6787         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
6788         unneeded test for TARGET_UPPER_REGS_SF.
6789         * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
6790
6791 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
6792
6793         PR sanitizer/80444
6794         * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
6795         instead of gsi_after_labels.
6796
6797 2017-04-18  Jeff Law  <law@redhat.com>
6798
6799         * regcprop.c (maybe_mode_change): Avoid creating copies of the
6800         stack pointer.
6801
6802         Revert:
6803         2017-04-13  Jeff Law  <law@redhat.com>
6804         * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
6805         in operands[1] if it is a MEM and TARGET_MIPS16 is active.
6806
6807 2017-04-18  Georg-Johann Lay  <avr@gjlay.de>
6808
6809         PR target/79453
6810         * config/avr/avr.c (intl.h): Include it.
6811         (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
6812
6813 2017-04-18  Martin Liska  <mliska@suse.cz>
6814
6815         PR gcov-profile/78783
6816         * gcov-tool.c (gcov_output_files): Validate that destination
6817         file is either removed by the tool or by a user.
6818
6819 2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
6820             Guy Benyei  <guybe@mellanox.com>
6821
6822         * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
6823         block, and do not negate it, the stored id is already negative.
6824
6825 2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
6826
6827         * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
6828
6829 2017-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
6830
6831         PR target/80098
6832         * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
6833         masks of options that should be turned off if the VSX vector
6834         options are turned off.
6835         (OTHER_P8_VECTOR_MASKS): Likewise.
6836         (OTHER_VSX_VECTOR_MASKS): Likewise.
6837         * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
6838         rs6000_disable_incompatible_switches to validate no type switches
6839         like -mvsx.
6840         (rs6000_incompatible_switch): New function to disallow turning on
6841         other vector options if -mno-vsx, -mno-power8-vector, or
6842         -mno-power9-vector are specified.
6843
6844 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
6845
6846         * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
6847
6848 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
6849
6850         * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
6851         * config/arc/arc.c (arc_decl_pretend_args): Likewise.
6852         * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
6853         (ARG_POINTER_CFA_OFFSET): Likewise.
6854
6855 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
6856
6857         * config/arc/arc.c (arc_mode_dependent_address_p): Relax
6858         conditions to take advantage of various optimizations.
6859
6860 2017-04-13  Jeff Law  <law@redhat.com>
6861
6862         * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
6863         in operands[1] if it is a MEM and TARGET_MIPS16 is active.
6864         (zero_extendsidi2_dext): Likewise.
6865
6866 2017-04-13  Jakub Jelinek  <jakub@redhat.com>
6867
6868         PR sanitizer/80403
6869         * fold-const.c (fold_ternary_loc): Revert
6870         use op0 instead of fold_convert_loc (loc, type, arg0) part of
6871         2017-04-12 change.
6872
6873 2017-04-13  Vladimir Makarov  <vmakarov@redhat.com>
6874
6875         PR rtl-optimization/80343
6876         * lra-remat.c (update_scratch_ops): Assign original hard reg to
6877         new scratch pseudo.
6878
6879 2017-04-13  Denis Khalikov <d.khalikov@partner.samsung.com>
6880
6881         PR sanitizer/80414
6882         * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
6883         to ubsan_encode_value.
6884
6885 2017-04-13  Jeff Law  <law@redhat.com>
6886
6887         * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
6888         appearing in DEBUG_INSNs.
6889
6890 2017-04-13  Martin Liska  <mliska@suse.cz>
6891
6892         PR gcov-profile/80413
6893         * gcov-io.c (gcov_write_string): Copy to buffer just when
6894         allocated size is greater than zero.
6895
6896 2017-04-13  Jakub Jelinek  <jakub@redhat.com>
6897
6898         PR debug/80321
6899         * dwarf2out.c (decls_for_scope): Ignore declarations of
6900         current_function_decl in BLOCK_NONLOCALIZED_VARS.
6901
6902 2017-04-12  Jan Hubicka  <hubicka@ucw.cz>
6903
6904         PR lto/69953
6905         * ipa-visibility.c (non_local_p): Fix typos.
6906         (localize_node): When localizing symbol in same comdat group,
6907         dissolve the group only when we know external symbols are going
6908         to be privatized.
6909         (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
6910
6911 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
6912
6913         PR tree-optimization/79390
6914         * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
6915         order does not result in usable sequence, retry with reversed operand
6916         order.
6917
6918         PR sanitizer/80403
6919         PR sanitizer/80404
6920         PR sanitizer/80405
6921         * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
6922         to fold_build2_loc.  Convert TREE_OPERAND (tem, 0) to type.  Use
6923         op0 instead of fold_convert_loc (loc, type, arg0).
6924
6925 2017-04-12  Jeff Law  <law@redhat.com>
6926
6927         * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
6928         has a delay slot in the generated code.
6929
6930         * config/cris/cris.md (cris_preferred_reload_class): Return
6931         GENNONACR_REGS rather than GENERAL_REGS.
6932
6933 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
6934
6935         PR c/80163
6936         * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
6937         vs. ZERO_EXTEND based on signedness of treeop0's type rather than
6938         signedness of the result type.
6939
6940 2017-04-12  Richard Biener  <rguenther@suse.de>
6941             Jeff Law  <law@redhat.com>
6942
6943         PR tree-optimization/80359
6944         * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
6945         trim stores to TARGET_MEM_REFs.
6946
6947 2017-04-12  Richard Biener  <rguenther@suse.de>
6948
6949         PR tree-optimization/79390
6950         * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
6951         threading case even more.
6952
6953 2017-04-12  Segher Boessenkool  <segher@kernel.crashing.org>
6954
6955         PR target/80382
6956         * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
6957         for quad_address_p for TImode, instead of just not indexed_address.
6958
6959 2017-04-12  Richard Biener  <rguenther@suse.de>
6960             Bernd Edlinger  <bernd.edlinger@hotmail.de>
6961
6962         PR middle-end/79671
6963         * alias.c (component_uses_parent_alias_set_from): Handle
6964         TYPE_TYPELESS_STORAGE.
6965         (get_alias_set): Likewise.
6966         * tree-core.h (tree_type_common): Add typeless_storage flag.
6967         * tree.h (TYPE_TYPELESS_STORAGE): New macro.
6968         * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
6969         for types containing members with TYPE_TYPELESS_STORAGE.
6970         (place_field): Likewise.
6971         (layout_type): Likewise for ARRAY_TYPE.
6972         * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
6973         * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
6974         TYPE_TYPELESS_STORAGE.
6975         * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6976
6977 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
6978
6979         PR sanitizer/80349
6980         * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
6981         first argument to type.
6982
6983 2017-04-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
6984
6985         PR target/80376
6986         PR target/80315
6987         * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
6988         CONST0_RTX (mode) rather than const0_rtx where appropriate.
6989         (rs6000_expand_binop_builtin): Likewise.
6990         (rs6000_expand_ternop_builtin): Likewise; also add missing
6991         vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
6992         vshasigma built-ins.
6993         * doc/extend.texi: Document that vec_xxpermdi's third argument
6994         must be a constant.
6995
6996 2017-04-11  Uros Bizjak  <ubizjak@gmail.com>
6997
6998         * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
6999         Use shift_const cost parameter when calculating gain of STV shifts.
7000
7001 2017-04-11  Vladimir Makarov  <vmakarov@redhat.com>
7002
7003         PR rtl-optimization/70478
7004         * lra-constraints.c (process_alt_operands): Check memory for
7005         disfavoring memory insn operand.
7006
7007 2017-04-11  Jakub Jelinek  <jakub@redhat.com>
7008
7009         PR middle-end/80100
7010         * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
7011         left shift in unsigned HOST_WIDE_INT type.
7012
7013         PR rtl-optimization/80385
7014         * simplify-rtx.c (simplify_unary_operation_1): Don't transform
7015         (not (neg X)) into (plus X -1) for complex or non-integral modes.
7016
7017         PR libgomp/80394
7018         * omp-low.c (scan_omp_task): Don't optimize away empty tasks
7019         if they have any depend clauses.
7020
7021 2017-04-11  Martin Liska  <mliska@suse.cz>
7022
7023         PR ipa/80212
7024         * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
7025         * ipa-split.c (split_function): Create a local comdat symbol
7026         if caller is in a comdat group.
7027
7028 2017-04-11  Martin Liska  <mliska@suse.cz>
7029
7030         PR ipa/80212
7031         * ipa-cp.c (determine_versionability): Handle calls_comdat_local
7032         flags.
7033
7034 2017-04-11  Martin Sebor  <msebor@redhat.com>
7035
7036         PR middle-end/80364
7037         * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
7038         always use the int type.  Use INTEGRAL_TYPE_P() rather than testing
7039         for INTEGER_TYPE.
7040         (directive::set_width, directive::set_precision, format_character):
7041         Adjust.
7042         (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
7043         INTEGER_TYPE.
7044
7045 2017-04-11  Richard Earnshaw  <rearnsha@arm.com>
7046
7047         PR target/80389
7048         * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
7049         conflict, set target->arch_name instead of target->cpu_name.
7050
7051 2017-04-11  Richard Biener  <rguenther@suse.de>
7052
7053         PR tree-optimization/80374
7054         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
7055         build_zero_cst, remove fold_convertible_p check again.
7056
7057 2017-04-11  Martin Liska  <mliska@suse.cz>
7058
7059         PR sanitizer/70878
7060         * ubsan.c (instrument_object_size): Do not instrument register
7061         variables.
7062
7063 2017-04-11  Jakub Jelinek  <jakub@redhat.com>
7064
7065         PR target/80381
7066         * config/i386/i386-builtin-types.def
7067         (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
7068         V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
7069         V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
7070         V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
7071         V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
7072         V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
7073         V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
7074         V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
7075         V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
7076         V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
7077         V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
7078         V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
7079         V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
7080         V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
7081         V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
7082         V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
7083         V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
7084         V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
7085         * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
7086         __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
7087         __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
7088         __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
7089         __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
7090         __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
7091         __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
7092         __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
7093         __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
7094         __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
7095         __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
7096         __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
7097         __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
7098         __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
7099         __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
7100         __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
7101         __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
7102         __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
7103         __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
7104         __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
7105         __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
7106         __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
7107         __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
7108         __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
7109         __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
7110         __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
7111         __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
7112         __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
7113         aliases.
7114         * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
7115         flag to second_arg_count, handle 4 argument function type _COUNT
7116         aliases, handle second_arg_count on second argument rather than last.
7117
7118 2017-04-10  Jeff Law  <law@redhat.com>
7119
7120         PR tree-optimization/80374
7121         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
7122         record anything if we can not convert integer_zero_node to the
7123         desired type.
7124
7125 2017-04-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
7126
7127         PR target/80108
7128         * config/rs6000/rs6000.c (rs6000_option_override_internal):
7129         Enhance special handling given to the TARGET_P9_MINMAX option in
7130         relation to certain other options.
7131
7132 2017-04-10  Bin Cheng  <bin.cheng@arm.com>
7133
7134         PR tree-optimization/80153
7135         * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
7136         remove POINTER_PLUS_EXPR's base part directly, rather than through
7137         aff_tree.
7138
7139 2017-04-10  Richard Biener  <rguenther@suse.de>
7140             Bin Cheng  <bin.cheng@arm.com>
7141
7142         PR tree-optimization/80153
7143         * tree-affine.c (aff_combination_to_tree): Get base pointer from
7144         the first element of pointer type aff_tree.  Build result expr in
7145         aff_tree's type.
7146         (add_elt_to_tree): Convert to type unconditionally.  Remove other
7147         fold_convert calls.
7148         * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
7149         (rewrite_use_nonlinear_expr): Check invariant using iv information.
7150
7151 2017-04-10  Richard Biener  <rguenther@suse.de>
7152
7153         * tree-ssa-structalias.c (find_func_aliases): Properly handle
7154         asm inputs.
7155
7156 2017-04-10  Vladimir Makarov  <vmakarov@redhat.com>
7157
7158         PR rtl-optimization/70478
7159         * lra-constraints.c (curr_small_class_check): New.
7160         (update_and_check_small_class_inputs): New.
7161         (process_alt_operands): Update curr_small_class_check.  Disfavor
7162         alternative insn memory operands.  Check available regs for small
7163         class operands.
7164
7165 2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>
7166
7167         PR target/80057
7168         * config/mips/mips.opt (-mvirt): Update description.
7169         * doc/invoke.texi (-mvirt): Likewise.
7170
7171 2017-04-10  Richard Biener  <rguenther@suse.de>
7172
7173         PR middle-end/80362
7174         * fold-const.c (fold_binary_loc): Look at unstripped ops when
7175         looking for NEGATE_EXPR in -A / -B to A / B folding.
7176
7177 2017-04-10  Martin Liska  <mliska@suse.cz>
7178
7179         PR gcov-profile/80224
7180         * gcov.c (print_usage): Fix usage string.
7181         (get_gcov_intermediate_filename): Remove.
7182         (output_gcov_file): Use both for normal and intermediate format.
7183         (generate_results): Do not initialize special file for
7184         intermediate format.
7185
7186 2017-04-10  Richard Biener  <rguenther@suse.de>
7187
7188         PR tree-optimization/80304
7189         * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
7190         for safelen.
7191
7192 2017-04-10  Nathan Sidwell  <nathan@acm.org>
7193
7194         PR target/79905
7195         * config/rs6000/rs6000.c (rs6000_vector_type): New.
7196         (rs6000_init_builtins): Use it.
7197
7198 2016-04-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
7199
7200         * config/arm/arm.md (<mrc>): Add mode to SET source.
7201         (<mrrc>): Likewise.
7202
7203 2017-04-10  Richard Biener  <rguenther@suse.de>
7204
7205         PR middle-end/80344
7206         * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
7207
7208 2017-04-10  Jakub Jelinek  <jakub@redhat.com>
7209
7210         PR target/80324
7211         * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
7212         _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
7213         _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
7214         _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
7215         _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
7216         _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
7217         _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
7218         _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
7219         _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
7220         _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
7221         _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
7222         _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
7223         _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
7224         _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
7225         _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
7226         _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
7227         _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
7228         _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
7229         _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
7230         _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
7231         _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
7232         _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
7233         _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
7234
7235 2017-04-08  Vladimir Makarov  <vmakarov@redhat.com>
7236
7237         PR rtl-optimization/70478
7238         * lra-constraints.c: Reverse the last patch.
7239
7240 2017-04-08  Andreas Tobler  <andreast@gcc.gnu.org>
7241
7242         * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
7243         Add comment for WCHAR_T.
7244
7245 2017-04-08  Martin Liska  <mliska@suse.cz>
7246
7247         Revert:
7248         2017-04-07  Martin Liska  <mliska@suse.cz>
7249
7250         PR ipa/80212
7251         * ipa-split.c (split_function): Add function part to a same comdat
7252         group.
7253
7254 2017-04-08  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
7255
7256         PR target/80358
7257         * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
7258
7259 2017-04-07  Pat Haugen  <pthaugen@us.ibm.com>
7260
7261         * rs6000/rs6000.c (vec_load_pendulum): Rename...
7262         (vec_pairing): ...to this.
7263         (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
7264         (rs6000_sched_init): Adjust for name change.
7265         (struct rs6000_sched_context): Likewise.
7266         (rs6000_init_sched_context): Likewise.
7267         (rs6000_set_sched_context): Likewise.
7268
7269 2017-04-07  Jakub Jelinek  <jakub@redhat.com>
7270
7271         PR target/80322
7272         PR target/80323
7273         PR target/80325
7274         PR target/80326
7275         * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
7276         intrinsics.
7277         * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
7278         _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
7279         _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
7280
7281 2017-04-07  Andreas Tobler  <andreast@gcc.gnu.org>
7282
7283         * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
7284
7285 2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>
7286
7287         PR rtl-optimization/70703
7288         * ira-color.c (update_conflict_hard_regno_costs): Use
7289         int64_t instead of HOST_WIDE_INT.
7290
7291 2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>
7292
7293         PR rtl-optimization/70478
7294         * lra-constraints.c (process_alt_operands): Disfavor alternative
7295         insn memory operands.
7296
7297 2017-04-07  Jeff Law  <law@redhat.com>
7298
7299         * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
7300         CALL and NOTE_INSN_CALL_ARG_LOCATION.
7301
7302 2017-04-07  Martin Liska  <mliska@suse.cz>
7303
7304         PR target/79889
7305         * config/aarch64/aarch64.c (aarch64_process_target_attr):
7306         Show error message instead of an ICE.
7307
7308 2017-04-07  Martin Liska  <mliska@suse.cz>
7309
7310         PR ipa/80212
7311         * ipa-split.c (split_function): Add function part to a same comdat
7312         group.
7313
7314 2017-04-07  Richard Biener  <rguenther@suse.de>
7315
7316         PR middle-end/80341
7317         * tree.c (get_unwidened): Also handle ! for_type case for
7318         INTEGER_CSTs.
7319         * convert.c (do_narrow): Split out from ...
7320         (convert_to_integer_1): ... here.  Do not pass final truncation
7321         type to get_unwidened for TRUNC_DIV_EXPR.
7322
7323 2017-04-07  Richard Biener  <rguenther@suse.de>
7324
7325         * tree-affine.c (wide_int_ext_for_comb): Take type rather
7326         than aff_tree.
7327         (aff_combination_const): Adjust.
7328         (aff_combination_scale): Likewise.
7329         (aff_combination_add_elt): Likewise.
7330         (aff_combination_add_cst): Likewise.
7331         (aff_combination_convert): Likewise.
7332         (add_elt_to_tree): Likewise.  Remove unused argument.
7333         (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
7334
7335 2017-04-07  Sebastian Huber  <sebastian.huber@embedded-brains.de>
7336
7337         * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
7338         definition.
7339         * config/arm/arm.c (arm_default_short_enums): Use
7340         ARM_DEFAULT_SHORT_ENUMS.
7341         * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
7342
7343 2017-04-06  Jakub Jelinek  <jakub@redhat.com>
7344
7345         PR debug/80234
7346         * dwarf2out.c (gen_member_die): Handle C++17 inline static data
7347         members with redundant out-of-class redeclaration.
7348
7349 2017-04-06  Uros Bizjak  <ubizjak@gmail.com>
7350
7351         PR target/80286
7352         * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
7353         * config/i386/i386.md (*zero_extendsidi2):
7354         Add (?*x,*x) and (?*v,*v) alternatives.
7355
7356 2017-04-06  Uros Bizjak  <ubizjak@gmail.com>
7357
7358         PR target/79733
7359         * config/i386/i386.c (ix86_expand_builtin)
7360         <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
7361         mode from insn data. Convert operands to insn operand mode.
7362         Copy operands that don't satisfy insn predicate to a register.
7363
7364 2017-04-06  Sam Thursfield  <sam.thursfield@codethink.co.uk>
7365
7366         * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
7367         Update comments.
7368
7369 2017-04-06  Richard Biener  <rguenther@suse.de>
7370
7371         PR tree-optimization/80334
7372         * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
7373         preserve alignment of accesses.
7374
7375 2017-04-06  Richard Biener  <rguenther@suse.de>
7376
7377         PR tree-optimization/80262
7378         * tree-sra.c (build_ref_for_offset): Preserve address-space
7379         information.
7380         * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
7381         Drop useless address-space information on MEM_REF offsets.
7382
7383 2017-04-05  Andreas Schwab  <schwab@linux-m68k.org>
7384
7385         * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
7386
7387 2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>
7388
7389         PR rtl-optimization/70703
7390         * ira-color.c (update_conflict_hard_regno_costs): Use
7391         HOST_WIDE_INT instead of long.
7392
7393 2017-04-05  Uros Bizjak  <ubizjak@gmail.com>
7394
7395         PR target/80298
7396         * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
7397         not defined for x86_64 target.  Add -mmmx target option when __SSE2__
7398         is not defined.
7399         * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
7400         for x86_64 target.  Handle -m3dnowa option.
7401
7402 2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>
7403
7404         PR rtl-optimization/70703
7405         * ira-color.c (update_costs_from_allocno): Use the smallest mode.
7406         (update_conflict_hard_regno_costs): Use long instead of unsigned
7407         arithmetic for cost calculation.
7408
7409 2017-04-05  Jakub Jelinek  <jakub@redhat.com>
7410             Bernd Edlinger  <bernd.edlinger@hotmail.de>
7411
7412         PR sanitizer/80308
7413         * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
7414         for big endian.
7415
7416 2017-04-05  Eric Botcazou  <ebotcazou@adacore.com>
7417
7418         PR target/78002
7419         * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
7420         ptr_mode with Pmode throughout.
7421         * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
7422         into probe_stack_range and use DImode.
7423
7424 2017-04-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>
7425
7426         PR target/79890
7427         * config/s390/s390.c (s390_register_info_gprtofpr): Return if
7428         call_eh_return is true.
7429
7430 2017-04-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
7431
7432         * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
7433         Initialize last_match_fntype_index.
7434
7435 2017-04-05  Jakub Jelinek  <jakub@redhat.com>
7436
7437         PR target/80310
7438         * tree-nvr.c: Include internal-fn.h.
7439         (pass_return_slot::execute): Ignore internal calls without
7440         direct optab.
7441
7442 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
7443             Richard Biener  <rguenther@suse.de>
7444
7445         PR c++/80297
7446         * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
7447         captures used multiple times, except for the last use.
7448         * generic-match-head.c: Include gimplify.h.
7449
7450 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
7451
7452         PR tree-optimization/79390
7453         * target.h (struct noce_if_info): Declare.
7454         * targhooks.h (default_noce_conversion_profitable_p): Declare.
7455         * target.def (noce_conversion_profitable_p): New target hook.
7456         * ifcvt.h (struct noce_if_info): New type, moved from ...
7457         * ifcvt.c (struct noce_if_info): ... here.
7458         (noce_conversion_profitable_p): Renamed to ...
7459         (default_noce_conversion_profitable_p): ... this.  No longer
7460         static nor inline.
7461         (noce_try_store_flag_constants, noce_try_addcc,
7462         noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
7463         noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
7464         instead of noce_conversion_profitable_p.
7465         * config/i386/i386.c: Include ifcvt.h.
7466         (ix86_option_override_internal): Don't override
7467         PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
7468         (ix86_noce_conversion_profitable_p): New function.
7469         (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
7470         * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
7471         * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
7472         * doc/tm.texi: Regenerated.
7473
7474 2017-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7475
7476         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
7477         correction.
7478
7479 2017-04-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
7480
7481         PR target/80307
7482         * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
7483         instructions for small multiply cores.
7484
7485 2017-04-04  Jeff Law  <law@redhat.com>
7486
7487         * config/mips/mips.c (mips_multi_add): Zero initialize the newly
7488         added member.
7489         (mips_expand_vec_perm_const): Initialize elements in orig_perm
7490         that are not set by the loop over the elements.
7491
7492 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
7493
7494         PR target/80286
7495         * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
7496         int mode, convert_modes it to mode as unsigned, otherwise use
7497         lowpart_subreg to mode rather than SImode.
7498         * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
7499         ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
7500         Use DImode instead of SImode for the shift count operand.
7501         * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
7502         Likewise.
7503
7504 2017-04-04  Richard Biener  <rguenther@suse.de>
7505
7506         PR middle-end/80281
7507         * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
7508         arithmetic done for the negate or the plus.  Simplify.
7509         (A - (-B) -> A + B): Likewise.
7510         * fold-const.c (split_tree): Make sure to not negate pointers.
7511
7512 2017-04-04  Segher Boessenkool  <segher@kernel.crashing.org>
7513
7514         PR rtl-optimization/60818
7515         * simplify-rtx.c (simplify_binary_operation_1): Do not replace
7516         a compare of comparisons with the thing compared if this results
7517         in a different machine mode.
7518
7519 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
7520
7521         * alias.c (base_alias_check): Fix typo in comment.
7522         * cgraph.h (class ipa_polymorphic_call_context): Likewise.
7523         * cgraphunit.c (symbol_table::compile): Likewise.
7524         * collect2.c (maybe_run_lto_and_relink): Likewise.
7525         * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
7526         * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
7527         * config/avr/avr.c (avr_map_op_t): Likewise.
7528         * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
7529         * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
7530         * config/epiphany/epiphany.md (movcc): Likewise.
7531         * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
7532         * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
7533         Likewise.
7534         * config/mips/mips.c (mips_save_restore_reg): Likewise.
7535         * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
7536         * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
7537         * config/sh/sh.c (sh_rtx_costs): Likewise.
7538         * fold-const.c (fold_truth_andor): Likewise.
7539         * genautomata.c (collapse_flag): Likewise.
7540         * gengtype.h (struct type::u::s): Likewise.
7541         * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
7542         * input.c (FORMAT_AMOUNT): Likewise.
7543         * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
7544         (known_aggs_to_agg_replacement_list): Likewise.
7545         * ipa-inline-analysis.c: Likewise.
7546         * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
7547         * ipa-polymorphic-call.c
7548         (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
7549         * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
7550         * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
7551         Likewise.
7552         * modulo-sched.c (apply_reg_moves): Likewise.
7553         * omp-expand.c (build_omp_regions_1): Likewise.
7554         * trans-mem.c (struct tm_wrapper_hasher): Likewise.
7555         * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
7556         * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
7557         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7558         * value-prof.c: Likewise.
7559         * var-tracking.c (val_reset): Likewise.
7560
7561 2017-04-03  Richard Biener  <rguenther@suse.de>
7562
7563         PR tree-optimization/80275
7564         * fold-const.c (split_address_to_core_and_offset): Handle
7565         POINTER_PLUS_EXPR.
7566
7567 2017-04-03  Eric Botcazou  <ebotcazou@adacore.com>
7568
7569         * tree-nested.c (get_descriptor_type): Make sure that the alignment of
7570         descriptors is at least equal to that of functions.
7571
7572 2017-04-02  Uros Bizjak  <ubizjak@gmail.com>
7573
7574         * config/i386/sse.md (movdi_to_sse): Add missing DONE.
7575
7576 2017-04-02  Uros Bizjak  <ubizjak@gmail.com>
7577
7578         PR target/80250
7579         * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
7580         (mov<IMOD4:mode>): New expander.
7581         (*mov<IMOD4:mode>_internal): New insn and split pattern.
7582
7583 2017-03-31  Segher Boessenkool  <segher@kernel.crashing.org>
7584
7585         PR rtl-optimization/79405
7586         * fwprop.c (propagations_left): New variable.
7587         (forward_propagate_into): Decrement it.
7588         (fwprop_init): Initialize it.
7589         (fw_prop): If the variable has reached zero, stop propagating.
7590         (fwprop_addr): Ditto.
7591
7592 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
7593
7594         PR debug/79255
7595         * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
7596         a FUNCTION_DECL, pass it as decl instead of origin to
7597         process_scope_var.
7598
7599 2017-03-31  Alexander Monakov  <amonakov@ispras.ru>
7600
7601         * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
7602         string.
7603
7604 2017-03-31  Pat Haugen  <pthaugen@us.ibm.com>
7605
7606         PR target/80107
7607         * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
7608         TARGET_VSX_SMALL_INTEGER.
7609
7610 2017-03-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7611
7612         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
7613         reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
7614
7615 2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>
7616
7617         * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
7618         extraction from odd-numbered MSA register.
7619
7620 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
7621
7622         PR middle-end/80173
7623         * expmed.c (store_bit_field_1): Don't attempt to create
7624         a word subreg out of hard registers wider than word if they
7625         have HARD_REGNO_NREGS of 1 for their mode.
7626
7627         PR middle-end/80163
7628         * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
7629         conversions to integer types wider than word and pointer.
7630
7631         PR debug/80025
7632         * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
7633         (rtx_equal_for_cselib_p): Pass 0 to it.
7634         * cselib.c (cselib_hasher::equal): Likewise.
7635         (rtx_equal_for_cselib_1): Add depth argument.  If depth
7636         is 128, don't look up VALUE locs and punt.  Increment
7637         depth in recursive calls when walking VALUE locs.
7638
7639 2017-03-31  Bernd Edlinger  <bernd.edlinger@hotmail.de>
7640
7641         * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
7642         (make_gcov_file_name): Use the canonical path name for generating
7643         the MD5 value.
7644         (read_line): Fix handling of files with ascii null bytes.
7645
7646 2017-03-30  Matthew Fortune  <matthew.fortune@imgtec.com>
7647
7648         * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
7649         to initialise a vector register instead
7650         of using a const_int.
7651
7652 2017-03-30  Jakub Jelinek  <jakub@redhat.com>
7653
7654         PR translation/80189
7655         * gimplify.c (omp_default_clause): Use %qs instead of %s in
7656         diagnostic messages.
7657
7658 2017-03-30  Peter Bergner  <bergner@vnet.ibm.com>
7659
7660         PR target/80246
7661         * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
7662         (dfp_diex_<mode>): Update mode of operand 1.
7663         * doc/extend.texi (dxex, dxexq): Document change to return type.
7664         (diex, diexq): Document change to argument type.
7665
7666 2017-03-30  Martin Jambor  <mjambor@suse.cz>
7667
7668         PR ipa/77333
7669         * cgraph.h (cgraph_build_function_type_skip_args): Declare.
7670         * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
7671         it reflects the signature changes performed at the callee side.
7672         * cgraphclones.c (build_function_type_skip_args): Make public, renamed
7673         to cgraph_build_function_type_skip_args.
7674         (build_function_decl_skip_args): Adjust call to the above function.
7675
7676 2017-03-30  Jakub Jelinek  <jakub@redhat.com>
7677
7678         PR target/80206
7679         * config/i386/sse.md
7680         (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
7681         register as dest whenever it is a MEM not rtx_equal_p to the
7682         corresponding dup operand, and when forcing into reg move the
7683         reg into the memory afterwards.
7684         (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
7685         Likewise.  Use <ssehalfvecmode> instead of <ssequartermode>
7686         for the force_reg mode.
7687         (avx512vl_vextractf128<mode>): Use register as dest either
7688         always when a MEM, or when it is a MEM not rtx_equal_p to the
7689         corresponding dup operand, or even not when it is a CONST_VECTOR
7690         depending on the mode and lo vs. hi.
7691         (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
7692         parens.
7693         (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
7694         (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
7695         Likewise.  Require that operands[2] is even.
7696         (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
7697         Remove extraneous parens.  Require that operands[2] is a multiple
7698         of 4.
7699         (vec_extract_lo_<mode><mask_name>): Don't bother testing if
7700         operands[0] is a MEM if <mask_applied>, the predicates/constraints
7701         disallow memory then.
7702
7703 2017-03-30  Richard Biener  <rguenther@suse.de>
7704
7705         PR tree-optimization/77498
7706         * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
7707         to non-constants over backedges.
7708
7709 2017-03-29  Segher Boessenkool  <segher@kernel.crashing.org>
7710
7711         PR rtl-optimization/80233
7712         * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
7713         as last_combined_insn.  Do not test for BARRIER_P separately.
7714
7715 2017-03-29  Andreas Schwab  <schwab@suse.de>
7716
7717         PR ada/80146
7718         * calls.c (prepare_call_address): Convert funexp to Pmode before
7719         copying to temp reg.
7720
7721 2017-03-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7722
7723         PR tree-optimization/80158
7724         * gimple-ssa-strength-reduction.c (replace_mult_candidate):
7725         Handle possible future case of more than one alternate
7726         interpretation.
7727         (replace_rhs_if_not_dup): Likewise.
7728         (replace_one_candidate): Likewise.
7729
7730 2017-03-28  Vladimir Makarov  <vmakarov@redhat.com>
7731
7732         PR rtl-optimization/80193
7733         * ira.c (ira): Do not check allocation for LRA.
7734
7735 2017-03-28  Alexander Monakov  <amonakov@ispras.ru>
7736
7737         * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
7738         (nvptx_output_simt_exit): Declare.
7739         * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
7740         cfun->machine->unisimt_location.  Handle NULL unisimt_predicate.
7741         (init_softstack_frame): Move initialization of crtl->is_leaf to...
7742         (nvptx_declare_function_name): ...here.  Emit declaration of local
7743         memory space buffer for omp_simt_enter insn.
7744         (nvptx_output_unisimt_switch): New.
7745         (nvptx_output_softstack_switch): New.
7746         (nvptx_output_simt_enter): New.
7747         (nvptx_output_simt_exit): New.
7748         * config/nvptx/nvptx.h (struct machine_function): New fields
7749         has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
7750         * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
7751         (UNSPECV_SIMT_EXIT): Ditto.
7752         (omp_simt_enter_insn): New insn.
7753         (omp_simt_enter): New expansion.
7754         (omp_simt_exit): New insn.
7755         * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
7756
7757         * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
7758         (expand_GOMP_SIMT_ENTER_ALLOC): New.
7759         (expand_GOMP_SIMT_EXIT): New.
7760         * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
7761         (GOMP_SIMT_ENTER_ALLOC): Ditto.
7762         (GOMP_SIMT_EXIT): Ditto.
7763         * target-insns.def (omp_simt_enter): New insn.
7764         (omp_simt_exit): Ditto.
7765         * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
7766         simt_dlist.
7767         (lower_rec_simd_input_clauses): Implement SIMT privatization.
7768         (lower_rec_input_clauses): Likewise.
7769         (lower_lastprivate_clauses): Handle SIMT privatization.
7770
7771         * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
7772         (ompdevlow_adjust_simt_enter): New.
7773         (find_simtpriv_var_op): New.
7774         (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
7775         IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
7776
7777         * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
7778         * tree-inline.c (expand_call_inline): Handle SIMT privatization.
7779         (copy_decl_for_dup_finish): Ditto.
7780
7781         * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
7782
7783 2017-03-28  Uros Bizjak  <ubizjak@gmail.com>
7784
7785         PR target/53383
7786         * config/i386/i386.c (ix86_option_override_internal): Always
7787         allow -mpreferred-stack-boundary=3 for 64-bit targets.
7788
7789 2017-03-28  Bin Cheng  <bin.cheng@arm.com>
7790
7791         * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
7792
7793 2017-03-28  Bin Cheng  <bin.cheng@arm.com>
7794
7795         * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
7796         mark new edge's irreducible flag accordign to it.
7797         (vect_do_peeling): Check loop preheader edge's irreducible flag
7798         and pass it to function slpeel_add_loop_guard.
7799
7800 2017-03-28  Richard Sandiford  <richard.sandiford@arm.com>
7801
7802         PR tree-optimization/80218
7803         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
7804         Update block frequencies and counts.
7805
7806 2017-03-28  Richard Biener  <rguenther@suse.de>
7807
7808         PR tree-optimization/78644
7809         * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
7810         of a simplification result we may not use it at all.
7811
7812 2017-03-28  Richard Biener  <rguenther@suse.de>
7813
7814         PR ipa/80205
7815         * tree-inline.c (copy_phis_for_bb): Do not create PHI node
7816         without arguments, generate default definition of a SSA name.
7817
7818 2017-03-28  Richard Biener  <rguenther@suse.de>
7819
7820         PR middle-end/80222
7821         * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
7822         TYPE_REF_CAN_ALIAS_ALL references.
7823         * fold-const.c (fold_indirect_ref_1): Likewise.
7824
7825 2017-03-28  Martin Liska  <mliska@suse.cz>
7826
7827         PR ipa/80104
7828         * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
7829         thunk call as DECL_GIMPLE_REG_P when vector or complex type.
7830
7831 2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>
7832             Thomas Petazzoni  <thomas.petazzoni@free-electrons.com>
7833
7834         * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
7835         (EXTRA_SPECS): Define.
7836         (SUBTARGET_EXTRA_SPECS): Likewise.
7837         (SUBTARGET_CPP_SPEC): Likewise.
7838         * config/arc/elf.h (EXTRA_SPECS): Renamed to
7839         SUBTARGET_EXTRA_SPECS.
7840         * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
7841
7842 2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>
7843
7844         * config/arc/simdext.md (vst64_insn): Update pattern.
7845         (vld32wh_insn): Likewise.
7846         (vld32wl_insn): Likewise.
7847         (vld64_insn): Likewise.
7848         (vld32_insn): Likewise.
7849
7850 2017-03-28  Marek Polacek  <polacek@redhat.com>
7851
7852         PR sanitizer/80067
7853         * fold-const.c (fold_comparison): Use protected_set_expr_location
7854         instead of SET_EXPR_LOCATION.
7855
7856 2017-03-28  Markus Trippelsdorf  <markus@trippelsdorf.de>
7857
7858         * tree.c (add_expr): Avoid name lookup warning.
7859
7860 2017-03-27  Jeff Law  <law@redhat.com>
7861
7862         PR tree-optimization/80216
7863         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
7864         function name.  Limit recursion depth.
7865         (record_temporary_equivalences): Corresponding changes.
7866
7867 2017-03-27  Jonathan Wakely  <jwakely@redhat.com>
7868
7869         * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
7870         covered first.
7871
7872 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
7873
7874         PR target/80102
7875         * reg-notes.def (REG_CFA_NOTE): Define.  Use it for CFA related
7876         notes.
7877         * cfgcleanup.c (reg_note_cfa_p): New array.
7878         (insns_have_identical_cfa_notes): New function.
7879         (old_insns_match_p): Don't cross-jump in between /f
7880         and non-/f instructions.  If both i1 and i2 are frame related,
7881         verify all CFA notes, their order and content.
7882
7883 2017-03-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
7884
7885         PR target/78543
7886         * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
7887         HImode and SImode with zero extend to DImode to one insn.
7888         (bswap<mode>2_extenddi): Likewise.
7889         (bswapsi2_extenddi): Likewise.
7890         (bswaphi2_extendsi): Likewise.
7891         (bswaphi2): Combine bswap HImode and SImode into one insn.
7892         Separate memory insns from swapping register.
7893         (bswapsi2): Likewise.
7894         (bswap<mode>2): Likewise.
7895         (bswaphi2_internal): Delete, no longer used.
7896         (bswapsi2_internal): Likewise.
7897         (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
7898         store, and gpr<-gpr swap insns.
7899         (bswap<mode>2_store): Likewise.
7900         (bswaphi2_reg): Register only splitter, combine with the splitter.
7901         (bswaphi2 splitter): Likewise.
7902         (bswapsi2_reg): Likewise.
7903         (bswapsi2 splitter): Likewise.
7904         (bswapdi2): If we have the LDBRX and STDBRX instructions, split
7905         the insns into load, store, and register/register insns.
7906         (bswapdi2_ldbrx): Likewise.
7907         (bswapdi2_load): Likewise.
7908         (bswapdi2_store): Likewise.
7909         (bswapdi2_reg): Likewise.
7910
7911 2017-03-27  Gunther Nikl  <gnikl@users.sourceforge.net>
7912
7913         * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
7914         (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
7915
7916 2017-03-27  Kelvin Nilsen  <kelvin@gcc.gnu.org>
7917
7918         PR target/80103
7919         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
7920         add comments.
7921         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7922         special handling for target option conflicts between dform
7923         options (-mpower9-dform, -mpower9-dform-vector,
7924         -mpower9-dform-scalar) and -mno-direct-move.
7925
7926 2017-03-27  Richard Biener  <rguenther@suse.de>
7927
7928         PR tree-optimization/80181
7929         * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
7930
7931 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
7932
7933         * config/arc/predicates.md (move_double_src_operand): Replace the
7934         call to move_double_src_operand with a call to address_operand.
7935
7936 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
7937
7938         * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
7939         * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
7940         * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
7941
7942 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
7943
7944         * config/arc/predicates.md (long_immediate_loadstore_operand):
7945         Consider scaled addresses cases.
7946
7947 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
7948
7949         * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
7950         restored when in interrupt.
7951         * config/arc/arc.md (simple_return): ARCv2 rtie instruction
7952         doesn't have delay slot.
7953
7954 2017-03-27  Richard Biener  <rguenther@suse.de>
7955
7956         PR ipa/79776
7957         * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
7958         inlined thunk clones.
7959
7960 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
7961
7962         PR sanitizer/80168
7963         * asan.c (instrument_derefs): Copy over last operand from
7964         original COMPONENT_REF to the new COMPONENT_REF with
7965         DECL_BIT_FIELD_REPRESENTATIVE.
7966         * ubsan.c (instrument_object_size): Likewise.
7967
7968 2017-03-27  Richard Biener  <rguenther@suse.de>
7969
7970         PR tree-optimization/80170
7971         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
7972         sure DR/SCEV didnt fold in constants we do not see when looking
7973         at the reference base alignment.
7974
7975 2017-03-27  Richard Biener  <rguenther@suse.de>
7976
7977         PR middle-end/80171
7978         * gimple-fold.c (fold_ctor_reference): Properly guard against
7979         NULL return value from canonicalize_constructor_val.
7980
7981 2017-03-25  Uros Bizjak  <ubizjak@gmail.com>
7982
7983         PR target/80180
7984         * config/i386/i386.c (ix86_expand_builtin)
7985         <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
7986         flags reg setting and flags reg using instructions.
7987         <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto.  Use non-flags reg
7988         clobbering instructions to zero extend op2.
7989
7990 2017-03-25  Gerald Pfeifer  <gerald@pfeifer.com>
7991
7992         * doc/install.texi (Configuration) <--with-aix-soname>:
7993         Update link to AIX ld.
7994
7995 2017-03-25  Bernd Schmidt  <bschmidt@redhat.com>
7996
7997         PR rtl-optimization/80160
7998         PR rtl-optimization/80159
7999         * lra-assigns.c (must_not_spill_p): Tighten new test to also take
8000         reg_alternate_class into account.
8001
8002 2017-03-24  Vladimir Makarov  <vmakarov@redhat.com>
8003
8004         PR target/80148
8005         * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
8006         to consider in curr_insn_transform.
8007
8008 2017-03-24  Jakub Jelinek  <jakub@redhat.com>
8009
8010         * genrecog.c (validate_pattern): Add VEC_SELECT validation.
8011         * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
8012         and emit_mode_inner.
8013
8014 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8015
8016         * config/s390/s390-builtins.def: Add VXE builtins.  Add a flags
8017         argument to the overloaded builtin variants.  Use the new flag to
8018         deprecate certain builtin variants.
8019         * config/s390/s390-builtin-types.def: Add new builtin types.
8020         * config/s390/s390-builtins.h: Support new flags field for
8021         overloaded builtins.
8022         * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
8023         (s390_macro_to_expand): Enable vector float data type.
8024         (s390_cpu_cpp_builtins_internal): Indicate support of the new
8025         builtins by incrementing the __VEC__ version number.
8026         (s390_expand_overloaded_builtin): Support expansion of vec_xl and
8027         vec_xst.
8028         (s390_resolve_overloaded_builtin): Emit error messages depending
8029         on the builtin flags.
8030         * config/s390/s390.c (s390_expand_builtin): Support additional
8031         flags argument.  Change error message to match the messages
8032         emitted in s390-c.c.
8033         * config/s390/s390.md: New UNSPEC_* constants.
8034         (op_type): Add new instruction types.
8035         * config/s390/vecintrin.h: Add new builtins and test data class
8036         constants.
8037         * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
8038         (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
8039         (VEC_INEXACT, VEC_NOINEXACT): New constants.
8040         ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
8041         ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
8042         ("vec_mergel<mode>"): V_HW -> VEC_HW.
8043
8044         ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
8045         ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
8046         ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
8047         ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
8048
8049         ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
8050         ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
8051         ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
8052         ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
8053
8054         ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
8055         ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
8056         ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
8057         ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
8058         ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
8059         ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
8060         ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
8061
8062         ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
8063         ("vec_scatter_element<V_HW_4:mode>_DI")
8064         ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
8065         ("vec_fpint<mode>", "vflls")
8066         ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
8067         ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
8068         ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
8069         ("*vec_cmphe<mode>_cc"): ... these.
8070
8071         ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
8072         mode constant instead of magic value.
8073
8074 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8075
8076         * config/s390/s390.c (s390_expand_vec_compare): Support other
8077         vector floating point modes than just V2DF.
8078         (s390_expand_vcond): Likewise.
8079         (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
8080         (s390_cannot_change_mode_class): Prevent mode changes between TF
8081         and V1TF in vector registers.
8082         * config/s390/s390.md (DF, SF): New mode attributes.
8083         ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
8084         ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
8085         SFmode support for VRs.
8086         * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
8087         vector fp modes.
8088         (VFT, VF_HW): New mode iterators.
8089         (vw, sdx): New mode attributes.
8090         ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
8091         ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
8092         ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
8093         ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
8094         ("vec_unorderedv2df"): Adjust the v2df only patterns to support
8095         also the new vector floating point modes.  Renaming to ...
8096
8097         ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
8098         ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
8099         ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
8100         ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
8101         ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
8102         ("vec_unordered<mode>"): ... these.
8103
8104         ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
8105         ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
8106         ("*vec_extendv2df"): New insn definitions.
8107
8108 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8109
8110         * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
8111         ("mulditi3_2", "*muldi3_sign"): New patterns.
8112         ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
8113         rename the pattern definition.
8114
8115 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8116
8117         * config/s390/s390.md ("indirect_jump"): Turn insn definition into
8118         expander.
8119         ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
8120
8121 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8122
8123         * config/s390/s390.c (s390_expand_vec_init): Use vllezl
8124         instruction if possible.
8125         * config/s390/vector.md (vec_halfnumelts): New mode
8126         attribute.
8127         ("*vec_vllezlf<mode>"): New pattern.
8128
8129 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8130
8131         * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
8132         ("popcountv4si2", "popcountv2di2"): Rename to ...
8133         ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
8134         ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
8135         condition.
8136         ("popcount<mode>2_vxe"): New pattern.
8137
8138 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8139
8140         * common/config/s390/s390-common.c (processor_flags_table): Add
8141         arch12.
8142         * config.gcc: Add arch12.
8143         * config/s390/driver-native.c (s390_host_detect_local_cpu):
8144         Default to arch12 for unknown CPU model numbers.
8145         * config/s390/s390-builtins.def: Add B_VXE builtin flag.
8146         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
8147         PROCESSOR_max sanity check.
8148         * config/s390/s390-opts.h (enum processor_type): Add
8149         PROCESSOR_ARCH12.
8150         * config/s390/s390.c (processor_table): Add arch12.
8151         (s390_expand_builtin): Add check for B_VXE flag.
8152         (s390_issue_rate): Add PROCESSOR_ARCH12.
8153         (s390_get_sched_attrmask): Likewise.
8154         (s390_get_unit_mask): Likewise.
8155         (s390_sched_score): Enable z13 scheduling for arch12.
8156         (s390_sched_reorder): Likewise.
8157         (s390_sched_variable_issue): Likewise.
8158         * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
8159         PF_VXE.
8160         (s390_tune_attr): Use z13 scheduling also for arch12.
8161         (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
8162         (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
8163         (TARGET_VXE_P): New macros.
8164         * config/s390/s390.md: Add arch12 to cpu attribute.  Add arch12
8165         and vxe to cpu_facility.  Add arch12 and vxe to enabled attribute.
8166         * config/s390/s390.opt: Add arch12 as processor_type.
8167
8168 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8169
8170         * config/s390/s390.md
8171         ("fixuns_truncdddi2", "fixuns_trunctddi2")
8172         ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
8173         ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
8174
8175         ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
8176         Rename expanders to ...
8177
8178         ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
8179         ("fixuns_truncdddi2_emu"): ... these.
8180
8181         ("fixuns_trunc<mode>si2_emu"): New expander.
8182
8183         ("*fixuns_truncdfdi2_z13"): Rename to ...
8184         ("*fixuns_truncdfdi2_vx"): ... this.
8185
8186 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8187
8188         * config/s390/2964.md: Remove the single element vector compare
8189         instructions which are no longer used.
8190         * config/s390/s390.c (s390_select_ccmode): Remove handling of
8191         vector CCmodes.
8192         (s390_canonicalize_comparison): Remove handling of DFmode
8193         compares.
8194         (s390_expand_vec_compare_scalar): Remove function.
8195         (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
8196         * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
8197         pattern.
8198         ("*cmp<mode>_ccs"): Add wfcdb instruction.
8199
8200 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8201
8202         * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
8203         FP zero.
8204         ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
8205         will anyway by matched by mov<mode>_64dfp.
8206
8207 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8208
8209         * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
8210         vlef/vstef.  Add missing operand to vleif.
8211
8212 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8213
8214         * config/s390/s390.c (s390_expand_vec_init): Enable vector load
8215         pair for all vector types with 64 bit elements.
8216         * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
8217         * config/s390/vector.md (V_HW_64): ... here.
8218         (V_128_NOSINGLE): New mode iterator.
8219         ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
8220         ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
8221         ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
8222         ("*vec_load_pairv2di"): Change to ...
8223         ("*vec_load_pair<mode>"): ... this one.
8224
8225 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8226
8227         * config/s390/constraints.md: Add comments.
8228         (jKK): Reject element sizes > 8 bytes.
8229         * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
8230         s_operands.
8231         * config/s390/s390.md: Add the s_operand checks formerly in
8232         s390_split_ok_p to various splitters where they are still
8233         required.
8234         * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
8235         for 128 bit vectors.  Plus two splitters.
8236
8237 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8238
8239         * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
8240         the file.
8241
8242 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8243
8244         PR target/79893
8245         * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
8246         error if the boundary argument is not constant.
8247
8248 2017-03-24  Jakub Jelinek  <jakub@redhat.com>
8249
8250         PR rtl-optimization/80112
8251         * loop-doloop.c (doloop_condition_get): Don't check condition
8252         if cmp isn't SET with IF_THEN_ELSE src.
8253
8254 2017-03-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
8255
8256         PR tree-optimization/80158
8257         * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
8258         replacing a candidate statement, also replace it for the
8259         candidate's alternate interpretation.
8260         (replace_rhs_if_not_dup): Likewise.
8261         (replace_one_candidate): Likewise.
8262
8263 2017-03-24  Richard Biener  <rguenther@suse.de>
8264
8265         PR tree-optimization/80167
8266         * graphite-isl-ast-to-gimple.c
8267         (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
8268         properly.
8269         (translate_isl_ast_to_gimple::get_rename): Likewise.
8270
8271 2017-03-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>
8272
8273         * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
8274         handling of certain combinations of target options, including the
8275         combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
8276         -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
8277
8278 2017-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
8279
8280         PR target/71436
8281         * config/arm/arm.md (*load_multiple): Add reload_completed to
8282         matching condition.
8283
8284 2017-03-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
8285             Richard Biener  <rguenth@suse.de>
8286
8287         PR tree-optimization/79908
8288         PR tree-optimization/80136
8289         * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
8290         been cast away, gimplify_and_add suffices.
8291
8292 2017-03-23  Markus Trippelsdorf  <markus@trippelsdorf.de>
8293
8294         * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
8295
8296 2017-03-23  Richard Biener  <rguenther@suse.de>
8297
8298         PR tree-optimization/80032
8299         * gimplify.c (gimple_push_cleanup): Forced unconditional
8300         cleanups still have to go to the conditional_cleanups
8301         sequence.
8302
8303 2017-03-22  Jakub Jelinek  <jakub@redhat.com>
8304
8305         PR tree-optimization/80072
8306         * tree-ssa-reassoc.c (struct operand_entry): Change id field type
8307         to unsigned int.
8308         (next_operand_entry_id): Change type to unsigned int.
8309         (sort_by_operand_rank): Make sure to return the right return value
8310         even if unsigned fields are bigger than INT_MAX.
8311         (struct oecount): Change cnt and id type to unsigned int.
8312         (oecount_hasher::equal): Formatting fix.
8313         (oecount_cmp): Make sure to return the right return value
8314         even if unsigned fields are bigger than INT_MAX.
8315         (undistribute_ops_list): Change next_oecount_id type to unsigned int.
8316
8317         PR c++/80129
8318         * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
8319         TREE_READONLY on result if writing it more than once.
8320
8321         PR sanitizer/80110
8322         * doc/invoke.texi (-fsanitize=thread): Document that with
8323         -fnon-call-exceptions atomics are not able to throw
8324         exceptions.
8325
8326         PR sanitizer/80110
8327         * tsan.c: Include tree-eh.h.
8328         (instrument_builtin_call): Call maybe_clean_eh_stmt or
8329         maybe_clean_or_replace_eh_stmt where needed.
8330         (instrument_memory_accesses): Add cfg_changed argument.
8331         Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
8332         if it returned true.
8333         (tsan_pass): Adjust caller.  Return TODO_cleanup_cfg if cfg_changed.
8334
8335         PR rtl-optimization/63191
8336         * config/i386/i386.c (ix86_delegitimize_address): Turn into small
8337         wrapper function, moved the whole old content into ...
8338         (ix86_delegitimize_address_1): ... this.  New inline function.
8339         (ix86_find_base_term): Use ix86_delegitimize_address_1 with
8340         true as last argument instead of ix86_delegitimize_address.
8341
8342 2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>
8343
8344         * config/aarch64/aarch64.c (generic_branch_cost): Copy
8345         cortexa57_branch_cost.
8346
8347 2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>
8348
8349         * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
8350
8351 2017-03-21  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
8352
8353         PR target/80123
8354         * doc/md.texi (Constraints): Document wA constraint.
8355         * config/rs6000/constraints.md (wA): New.
8356         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
8357         (rs6000_init_hard_regno_mode_ok): Init wA constraint.
8358         * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
8359         * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
8360
8361 2017-03-22  Cesar Philippidis  <cesar@codesourcery.com>
8362
8363         PR c++/80029
8364         * gimplify.c (is_oacc_declared): New function.
8365         (oacc_default_clause): Use it to set default flags for acc declared
8366         variables inside parallel regions.
8367         (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
8368         declared variables.
8369         (gimplify_oacc_declare): Gimplify the declare clauses.  Add the
8370         declare attribute to any decl as necessary.
8371
8372 2017-03-22  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8373
8374         PR target/80082
8375         * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
8376         (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
8377         * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
8378         (arm_arch_lpae): This.
8379         * config/arm/arm.c (arm_arch7ve): Rename into ...
8380         (arm_arch_lpae): This.  Define it in term of isa_bit_lpae.
8381         * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
8382         arm_arch_lpae.
8383
8384 2017-03-22  Martin Liska  <mliska@suse.cz>
8385
8386         PR target/79906
8387         * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
8388         error message instead of an ICE.
8389
8390 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
8391
8392         * doc/extend.texi (6.11 Additional Floating Types): Revise.
8393
8394 2017-03-21  Kelvin Nilsen  <kelvin@gcc.gnu.org>
8395
8396         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
8397         comments.
8398         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8399         comments.
8400
8401 2017-03-21  Martin Sebor  <msebor@redhat.com>
8402
8403         * doc/extend.texi: Use "cannot" instead of "can't."
8404         * doc/hostconfig.texi: Same.
8405         * doc/install.texi: Same.
8406         * doc/invoke.texi: Same.
8407         * doc/loop.texi: Same.
8408         * doc/md.texi: Same.
8409         * doc/objc.texi: Same.
8410         * doc/rtl.texi: Same.
8411         * doc/tm.texi: Same.
8412         * doc/tm.texi.in: Same.
8413         * doc/trouble.texi: Same.
8414
8415 2017-03-21  Alexandre Oliva <aoliva@redhat.com>
8416
8417         PR debug/63238
8418         * dwarf2out.c (struct checksum_attributes): Add at_alignment.
8419         (collect_checksum_attributes): Set it.
8420         (die_checksum_ordered): Use it.
8421
8422 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
8423
8424         PR tree-optimization/79908
8425         * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
8426         change: For a VA_ARG whose LHS has been cast away, use
8427         force_gimple_operand to construct the side effects.
8428
8429 2017-03-21  David Malcolm  <dmalcolm@redhat.com>
8430
8431         PR translation/80001
8432         * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
8433         more amenable to translation.
8434         (oacc_loop_auto_partitions): Likewise.
8435
8436 2017-03-21  Marek Polacek  <polacek@redhat.com>
8437             Martin Sebor  <msebor@redhat.com>
8438
8439         PR tree-optimization/80109
8440         * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
8441         on INTEGRAL_TYPE_P.
8442
8443 2017-03-21  Jakub Jelinek  <jakub@redhat.com>
8444             Segher Boessenkool  <segher@kernel.crashing.org>
8445
8446         PR target/80125
8447         * combine.c (can_combine_p): Revert the 2017-03-20 change, only
8448         check reg_used_between_p between insn and one of succ or succ2
8449         depending on if succ is artificial insn not inserted into insn
8450         stream.
8451
8452 2017-03-21  Martin Liska  <mliska@suse.cz>
8453
8454         PR gcov-profile/80081
8455         * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
8456         * doc/gcc.texi: Include gcov-dump stuff.
8457         * doc/gcov-dump.texi: New file.
8458
8459 2017-03-21  Toma Tabacu  <toma.tabacu@imgtec.com>
8460
8461         PR rtl-optimization/79150
8462         * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
8463         conditional jump, if the jump is the last insn of the loop.
8464
8465 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
8466             Richard Biener  <rguenth@suse.de>
8467
8468         PR tree-optimization/79908
8469         * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
8470         been cast away, use force_gimple_operand to construct the side
8471         effects.
8472
8473 2017-03-21  Martin Liska  <mliska@suse.cz>
8474
8475         PR libfortran/79956
8476         * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
8477         to NULL.
8478
8479 2017-03-21  Brad Spengler <spender@grsecurity.net>
8480
8481         PR plugins/80094
8482         * plugin.c (htab_hash_plugin): New function.
8483         (add_new_plugin): Use it and adjust.
8484         (parse_plugin_arg_opt): Adjust.
8485         (init_one_plugin): Likewise.
8486
8487 2017-03-21  Richard Biener  <rguenther@suse.de>
8488
8489         PR tree-optimization/80032
8490         * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
8491         if set force the cleanup to happen unconditionally.
8492         (gimplify_target_expr): Push inserted clobbers with force_uncond
8493         to avoid them being removed by control-dependent DCE.
8494
8495 2017-03-21  Richard Biener  <rguenther@suse.de>
8496
8497         PR tree-optimization/80122
8498         * tree-inline.c (copy_bb): Do not expans va-arg packs or
8499         va_arg_pack_len when the inlined call stmt requires pack
8500         expansion itself.
8501         * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
8502
8503 2017-03-21  Jakub Jelinek  <jakub@redhat.com>
8504
8505         PR sanitizer/78158
8506         * tsan.c (instrument_builtin_call): If the memory model argument
8507         is not a constant, assume it is valid.
8508
8509         PR c/67338
8510         * fold-const.c (round_up_loc): Negate divisor in unsigned type to
8511         avoid UB.
8512
8513 2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>
8514
8515         PR rtl-optimization/79910
8516         * combine.c (can_combine_p): Do not allow combining an I0 or I1
8517         if its dest is used by an insn before I2 (other than the combined
8518         insns themselves, which are properly handled already).
8519
8520 2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>
8521
8522         Revert:
8523         2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>
8524
8525         * combine.c (record_used_regs): New static function.
8526         (try_combine): Handle situations where there is an additional
8527         instruction between I2 and I3 which needs to have a LOG_LINK
8528         updated.
8529
8530         Revert:
8531         2017-03-17  Jim Wilson  <jim.wilson@linaro.org>
8532
8533         * combine.c (try_combine): Delete redundant i1 test.  Call
8534         prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
8535
8536 2017-03-20  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
8537
8538         PR target/80083
8539         * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
8540         alternatives 13/14.
8541
8542 2017-03-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
8543
8544         PR tree-optimization/80054
8545         * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
8546         the optimization if a PHI or any of its arguments is not dominated
8547         by the candidate's basis.  Use gphi* rather than gimple* as
8548         appropriate.
8549         (replace_profitable_candidates): Clean up a gimple* variable that
8550         should be a gphi* variable.
8551
8552 2017-03-20  Martin Sebor  <msebor@redhat.com>
8553
8554         PR c++/52477
8555         * doc/extend.texi (attribute constructor): Document present limitation.
8556
8557 2017-03-20  Kelvin Nilsen  <kelvin@gcc.gnu.org>
8558
8559         PR target/79963
8560         * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
8561         __POWER9_VECTOR__ #ifdef control, change template definition to
8562         use Power9-specific built-in function.
8563         (vec_any_eq): Likewise.
8564         * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
8565         to control outcomes from this test.
8566         (vector_ae_<mode>p): For VEC_F modes, likewise.
8567
8568 2017-03-20  Ian Lance Taylor  <iant@google.com>
8569
8570         * config/i386/i386.c (ix86_function_regparm): Save an extra
8571         register for -fsplit-stack with DECL_STATIC_CHAIN.
8572
8573 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>
8574
8575         PR target/79912
8576         * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
8577         (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
8578
8579 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>
8580
8581         * config/riscv/riscv.c (riscv_print_operand): Use "fence
8582         iorw,ow".
8583         * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
8584         iorw,iorw".
8585
8586 2017-03-20  Marek Polacek  <polacek@redhat.com>
8587
8588         PR sanitizer/80063
8589         * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
8590
8591 2017-03-20  Richard Biener  <rguenther@suse.de>
8592
8593         PR tree-optimization/80113
8594         * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
8595         allocate extra SSA name for PHI def.
8596         (add_close_phis_to_outer_loops): Likewise.
8597         (add_close_phis_to_merge_points): Likewise.
8598         (copy_loop_close_phi_args): Likewise.
8599         (copy_cond_phi_nodes): Likewise.
8600
8601 2017-03-20  Martin Liska  <mliska@suse.cz>
8602
8603         PR middle-end/79753
8604         * tree-chkp.c (chkp_build_returned_bound): Do not build
8605         returned bounds for a LHS that's not a BOUNDED_P type.
8606
8607 2017-03-20  Martin Liska  <mliska@suse.cz>
8608
8609         PR target/79769
8610         PR target/79770
8611         * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
8612         COMPLEX_CST and VECTOR_CST.
8613
8614 2017-03-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8615
8616         PR target/78857
8617         * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
8618         target operand.  A new splitter adds the clobber statement in case
8619         the target operand is dead anyway.
8620
8621 2017-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
8622
8623         * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
8624         to age-old versions of binutils and glibc.
8625
8626 2017-03-18  Segher Boessenkool  <segher@kernel.crashing.org>
8627
8628         * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
8629
8630 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
8631
8632         * doc/contrib.texi (Contributors): Add Segher Boessenkool.
8633
8634 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
8635
8636         * doc/install.texi (Specific) <arm-*-eabi>: Remove old
8637         requirement for binutils 2.13.
8638
8639 2017-03-17  Jim Wilson  <jim.wilson@linaro.org>
8640
8641         * combine.c (try_combine): Delete redundant i1 test.  Call
8642         prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
8643
8644 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com
8645
8646         * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
8647         riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
8648         contents.
8649         <riscv64-*-elf>: Re-arrange section
8650         <riscv32-*-elf>: Add a note about requiring binutils 2.28.
8651         <riscv32-*-linux>: Likewise.
8652         <riscv64-*-elf>: Likewise
8653         <riscv64-*-linux>: Likewise.
8654
8655 2017-03-17  Richard Earnshaw  <rearnsha@arm.com>
8656
8657         PR target/80052
8658         * aarch64.opt(verbose-cost-dump): Fix typo.
8659
8660 2017-03-17  Pat Haugen  <pthaugen@us.ibm.com>
8661
8662         PR target/79951
8663         * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
8664         for VECTOR_UNIT_VSX_P (<MODE>mode) too.
8665
8666 2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>
8667
8668         * reload.c (find_reloads): When reloading a nonoffsettable address,
8669         use RELOAD_OTHER for it and its address reloads.
8670
8671         PR rtl-optimization/79910
8672         * combine.c (record_used_regs): New static function.
8673         (try_combine): Handle situations where there is an additional
8674         instruction between I2 and I3 which needs to have a LOG_LINK
8675         updated.
8676
8677 2017-03-17  Jeff Law  <law@redhat.com>
8678
8679         PR tree-optimization/71437
8680         * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
8681         conditional in the hash table first.
8682         (vrp_dom_walker::before_dom_children): Extract condition from
8683         ASSERT_EXPR.  Record condition, its inverion and any implied
8684         conditions as well.
8685
8686 2017-03-17  Marek Polacek  <polacek@redhat.com>
8687             Markus Trippelsdorf  <markus@trippelsdorf.de>
8688
8689         PR tree-optimization/80079
8690         * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
8691         m_stores_head.
8692
8693 2017-03-17  Richard Biener  <rguenther@suse.de>
8694
8695         PR middle-end/80075
8696         * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
8697         Properly verify the LHS before the RHS possibly claims to be
8698         handled.
8699         (stmt_could_throw_p): Hande gimple conds fully here.  Clobbers
8700         do not throw.
8701
8702 2017-03-17  Martin Jambor  <mjambor@suse.cz>
8703
8704         * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
8705         (List of -O2 options): Likewise.
8706         (-fipa-bit-cp): Replace "ipa" with "interprocedural."
8707         (-fipa-vrp) New.
8708
8709 2017-03-17  Tom de Vries  <tom@codesourcery.com>
8710
8711         * gcov-dump.c (print_usage): Print bug_report_url.
8712
8713 2017-03-17  Richard Biener  <rguenther@suse.de>
8714
8715         PR middle-end/80050
8716         * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
8717         (parser::peek): Likewise.
8718
8719 2017-03-17  Richard Biener  <rguenther@suse.de>
8720
8721         PR tree-optimization/80048
8722         * sese.c (free_sese_info): Properly release rename_map and
8723         copied_bb_map elements.
8724
8725 2017-03-16  Alexandre Oliva <aoliva@redhat.com>
8726
8727         * gimple-ssa-store-merging.c (struct imm_store_chain_info):
8728         Add linked-list forward and backlinks.  Insert on
8729         construction, remove on destruction.
8730         (class pass_store_merging): Add m_stores_head field.
8731         (pass_store_merging::terminate_and_process_all_chains):
8732         Iterate over m_stores_head list.
8733         (pass_store_merging::terminate_all_aliasing_chains):
8734         Likewise.
8735         (pass_store_merging::execute): Check for debug stmts first.
8736         Push new chains onto the m_stores_head stack.
8737
8738 2017-03-16  Michael Meissner  <meissner@linux.vnet.ibm.com>
8739
8740         PR target/71294
8741         * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
8742         SPLAT operation on ISA 2.07 64-bit systems that have direct move,
8743         but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
8744
8745 2017-03-16  Jeff Law  <law@redhat.com>
8746
8747         PR tree-optimization/71437
8748         * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
8749         member function.  Implementation moved into after_dom_children
8750         member function and into the threader's thread_outgoing_edges
8751         function.
8752         (dom_opt_dom_walker::after_dom_children): Simplify by moving
8753         some code into new thread_outgoing_edges.
8754         * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
8755         definition.  Simplify marker handling (do it here).   Assume we always
8756         have the available expression and the const/copies tables.
8757         (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
8758         and tree-vrp.c
8759         * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
8760         * tree-vrp.c (equiv_stack): No longer file scoped.
8761         (vrp_dom_walker): New class.
8762         (vrp_dom_walker::before_dom_children): New member function.
8763         (vrp_dom_walker::after_dom_children): Likewise.
8764         (identify_jump_threads):  Setup domwalker.  Use it rather than
8765         walking edges in a random order by hand.  Simplify setup/finalization.
8766         (finalize_jump_threads): Remove.
8767         (vrp_finalize): Do not call identify_jump_threads here.
8768         (execute_vrp): Do it here instead and call thread_through_all_blocks
8769         here too.
8770
8771         PR tree-optimization/71437
8772         * tree-ssa-dom.c (pfn_simplify): Add basic_block argument.  All
8773         callers changed.
8774         (simplify_stmt_for_jump_threading): Add basic_block argument.  All
8775         callers changed.
8776         (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
8777         (dom_opt_dom_walker::thread_across_edge): Remove
8778         handle_dominating_asserts argument.  All callers changed.
8779         (record_temporary_equivalences_from_stmts_at_dest): Corresponding
8780         changes.  Remove calls to lhs_of_dominating_assert.  Other
8781         uses of handle_dominating_asserts turn into unconditional code
8782         (simplify_control_stmt_condition_1): Likewise.
8783         (simplify_control_stmt_condition): Likewise.
8784         (thread_through_normal_block, thread_across_edge): Likewise.
8785         * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
8786         * tree-vrp.c (lhs_of_dominating_assert): Move here.  Return original
8787         object if it is not an SSA_NAME.
8788         (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
8789         before calling into the VRP specific simplifiers.
8790         (identify_jump_threads): Remove handle_dominating_asserts
8791         argument.
8792
8793 2017-03-16  Jakub Jelinek  <jakub@redhat.com>
8794
8795         PR fortran/79886
8796         * tree-diagnostic.c (default_tree_printer): No longer static.
8797         * tree-diagnostic.h (default_tree_printer): New prototype.
8798
8799 2017-03-16  Tamar Christina  <tamar.christina@arm.com>
8800
8801         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
8802         Change ins into fmov.
8803
8804 2017-03-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
8805
8806         * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
8807         * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
8808         Use h_con constraint for operand 1.
8809         (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8810         (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
8811
8812 2017-03-15  Jeff Law  <law@redhat.com>
8813
8814         PR tree-optimization/71437
8815         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
8816         (record_temporary_equivalences): Use it.
8817
8818         PR tree-optimization/71437
8819         * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
8820         tree-ssa-scopedtables.
8821         (lookup_avail_expr, build_and_record_new_cond): Likewise.
8822         (record_conditions, record_cond, vuse_eq): Likewise.
8823         (record_edge_info): Adjust to API tweak of record_conditions.
8824         (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
8825         (record_temporary_equivalences, optimize_stmt): Likewise.
8826         (eliminate_redundant_computations): Likewise.
8827         (record_equivalences_from_stmt): Likewise.
8828         * tree-ssa-scopedtables.c: Include options.h and params.h.
8829         (vuse_eq): New function, moved from tree-ssa-dom.c
8830         (build_and_record_new_cond): Likewise.
8831         (record_conditions): Likewise.  Accept vector of conditions rather
8832         than edge_equivalence structure for first argument.
8833         for the first argument.
8834         (avail_exprs_stack::lookup_avail_expr): New member function, moved
8835         from tree-ssa-dom.c.
8836         (avail_exprs_stack::record_cond): Likewise.
8837         * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
8838         from tree-ssa-dom.c.
8839         (avail_exprs_stack): Add new member functions lookup_avail_expr
8840         and record_cond.
8841         (record_conditions): Declare.
8842
8843 2017-03-15  Vladimir Makarov  <vmakarov@redhat.com>
8844
8845         PR target/80017
8846         * lra-constraints.c (process_alt_operands): Increase reject for
8847         reloading an input/output operand.
8848
8849 2017-03-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
8850
8851         PR target/79038
8852         * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
8853         insns to convert from signed/unsigned char/short to IEEE 128-bit
8854         floating point.
8855         (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
8856
8857 2017-03-15  Uros Bizjak  <ubizjak@gmail.com>
8858
8859         PR target/80019
8860         * config/i386/i386.c (ix86_vector_duplicate_value): Create
8861         subreg of inner mode for values already in registers.
8862
8863 2017-03-15  Bernd Schmidt  <bschmidt@redhat.com>
8864
8865         * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
8866         iteration reg is used after the loop.
8867
8868 2017-03-14  Martin Sebor  <msebor@redhat.com>
8869
8870         PR tree-optimization/79800
8871         * gimple-ssa-sprintf.c (format_floating: Add argument.  Handle
8872         precision in negative-positive range.
8873         (format_floating): Call non-const overload with adjusted precision.
8874
8875 2017-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
8876
8877         PR target/79947
8878         * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
8879         -mpowerpc-gfxopt.
8880
8881 2017-03-14  Martin Sebor  <msebor@redhat.com>
8882
8883         PR middle-end/80020
8884         * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
8885         * builtins.def (aligned_alloc): Use it.
8886
8887         PR c/79936
8888         * Makefile.in (GTFILES): Add calls.c.
8889         * calls.c: Include "gt-calls.h".
8890
8891 2017-03-14  Bernd Schmidt  <bschmidt@redhat.com>
8892
8893         PR rtl-optimization/79728
8894         * regs.h (struct target_regs): New field
8895         x_contains_allocatable_regs_of_mode.
8896         (contains_allocatable_regs_of_mode): New macro.
8897         * reginfo.c (init_reg_sets_1): Initialize it, and change
8898         contains_reg_of_mode so it includes global regs as well.
8899         * reload.c (push_reload): Use contains_allocatable_regs_of_mode
8900         rather than contains_regs_of_mode.
8901
8902 2017-03-14  Martin Liska  <mliska@suse.cz>
8903
8904         * doc/invoke.texi: Document options that can't be combined with
8905         -fcheck-pointer-bounds.
8906
8907 2017-03-14  Martin Liska  <mliska@suse.cz>
8908
8909         PR middle-end/79831
8910         * doc/invoke.texi (-Wchkp): Document the option.
8911
8912 2017-03-14  Martin Liska  <mliska@suse.cz>
8913
8914         * Makefile.in: Install gcov-dump.
8915
8916 2017-03-14  Martin Liska  <mliska@suse.cz>
8917
8918         * multiple_target.c (expand_target_clones): Bail out for
8919         an invalid attribute.
8920
8921 2017-03-14  Richard Biener  <rguenther@suse.de>
8922
8923         * alias.c (struct alias_set_entry): Pack properly.
8924         * cfgloop.h (struct loop): Likewise.
8925         * cse.c (struct set): Likewise.
8926         * ipa-utils.c (struct searchc_env): Likewise.
8927         * loop-invariant.c (struct invariant): Likewise.
8928         * lra-remat.c (struct cand): Likewise.
8929         * recog.c (struct change_t): Likewise.
8930         * rtl.h (struct address_info): Likewise.
8931         * symbol-summary.h (function_summary): Likewise.
8932         * tree-loop-distribution.c (struct partition): Likewise.
8933         * tree-object-size.c (struct object_size_info): Likewise.
8934         * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
8935         * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
8936         * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
8937         * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
8938         * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
8939         * tree-vectorizer.h (struct _loop_vec_info): Likewise.
8940         (struct _stmt_vec_info): Likewise.
8941
8942 2017-03-14  Martin Liska  <mliska@suse.cz>
8943
8944         PR target/79892
8945         * multiple_target.c (create_dispatcher_calls): Check that
8946         a target can create a function dispatcher.
8947
8948 2017-03-14  Martin Liska  <mliska@suse.cz>
8949
8950         PR lto/66295
8951         * multiple_target.c (expand_target_clones): Drop local.local
8952         flag for default implementation.
8953
8954 2017-03-14  Richard Biener  <rguenther@suse.de>
8955
8956         PR tree-optimization/80030
8957         * tree-vect-stmts.c (vectorizable_store): Plug memleak.
8958
8959 2017-03-13  Kito Cheng  <kito.cheng@gmail.com>
8960
8961         * config/riscv/riscv.c (riscv_emit_float_compare>: Use
8962         gcc_fallthrough() instead of __attribute__((fallthrough));
8963
8964 2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>
8965
8966         * doc/gcc.texi: Remove "up" link to (DIR).
8967         * doc/gccint.texi: Ditto.
8968
8969 2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>
8970
8971         * doc/install.texi (Specific) <avr>: Remove reference to
8972         binutils 2.13.
8973
8974 2017-03-13  Jeff Law  <law@redhat.com>
8975
8976         * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
8977         attribute rather than comments.
8978
8979         * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
8980         match_scratch operand is highest.
8981
8982 2017-03-13  Martin Liska  <mliska@suse.cz>
8983
8984         PR middle-end/78339
8985         * ipa-pure-const.c (warn_function_noreturn): If the declarations
8986         is a CHKP clone, use original declaration.
8987
8988 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
8989
8990         * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
8991         (arc_conditional_register_usage): Use a different allocation order
8992         when optimizing for size.
8993         * common/config/arc/arc-common.c (arc_option_optimization_table):
8994         Section anchors default on when optimizing for size.
8995
8996 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
8997
8998         * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
8999
9000 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
9001
9002         * config/arc/arc.c (arc_output_addsi): Emit code density adds.
9003         * config/arc/arc.md (cpu_facility): Add cd variant.
9004         (*movqi_insn): Add code density variant.
9005         (*movhi_insn): Likewise.
9006         (*movqi_insn): Likewise.
9007         (*addsi3_mixed): Likewise.
9008         (subsi3_insn): Likewise.
9009
9010 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
9011
9012         * config/arc/arc.md (movsi_cond_exec): Update constraint.
9013
9014 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
9015
9016         * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
9017         expressions with MINUS and UNARY ops.
9018
9019 2017-03-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9020
9021         PR target/79911
9022         * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
9023         Rename to...
9024         (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
9025         between vec_select and vector argument.
9026         (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
9027         (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
9028         (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
9029         (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
9030         (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
9031         (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
9032
9033 2017-03-13  Richard Biener  <rguenther@suse.de>
9034
9035         PR other/79991
9036         * params.def (vect-max-peeling-for-alignment): Fix typo.
9037
9038 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
9039
9040         * doc/install.texi (Specific) <mips-*-*>: Remove description of
9041         issue that only occurred with binutils below 2.18.
9042
9043 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
9044
9045         * doc/install.texi (Specific) <cris-axis-elf>: No longer
9046         refer to binutils 2.11/2.12 minimum.
9047
9048 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
9049
9050         * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
9051         ftp.kernel.org and simplify binutils requirement.
9052
9053 2017-03-11  Gerald Pfeifer  <gerald@pfeifer.com>
9054
9055         * doc/invoke.texi (Warning Options): Fix spelling of link-time
9056         optimization.
9057         (Optimize Options): Ditto.  Also remove redundancy.
9058
9059 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
9060
9061         PR translation/79848
9062         * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
9063         "%qs".
9064         * ipa-pure-const.c (suggest_attribute): Likewise.  Convert _
9065         to G_ to avoid double translation.
9066
9067 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
9068
9069         PR translation/79923
9070         * auto-profile.c (get_combined_location): Convert leading
9071         character of diagnostics to lower case and remove trailing period.
9072         (read_profile): Likewise for various diagnostics.
9073         * config/arm/arm.c (arm_option_override): Remove trailing period
9074         from various diagnostics.
9075         * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
9076         (msp430_expand_delay_cycles): Likewise.
9077
9078 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
9079
9080         PR target/79925
9081         * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
9082         full command-line argument, rather than just "str".
9083         (aarch64_validate_march): Likewise.
9084         (aarch64_validate_mtune): Likewise.
9085
9086 2017-03-10  Bernd Schmidt  <bschmidt@redhat.com>
9087
9088         PR rtl-optimization/78911
9089         * lra-assigns.c (must_not_spill_p): New function.
9090         (spill_for): Use it.
9091
9092 2017-03-10  Jakub Jelinek  <jakub@redhat.com>
9093
9094         PR tree-optimization/79981
9095         * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
9096         ATOMIC_COMPARE_EXCHANGE ifn result.
9097         (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
9098         IFN_ATOMIC_COMPARE_EXCHANGE.
9099
9100 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
9101
9102         PR driver/79875
9103         * opts.c (parse_sanitizer_options): Add missing question mark to
9104         "did you mean" message.
9105
9106 2017-03-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9107
9108         * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
9109         built-in.
9110         (VMULEUH_UNS): Likewise.
9111         (VMULOUB_UNS): Likewise.
9112         (VMULOUH_UNS): Likewise.
9113         * config/rs6000/rs6000.c (builtin_function_type): Remove
9114         references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
9115
9116 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
9117
9118         PR bootstrap/79952
9119         * read-rtl-function.c (function_reader::read_rtx_operand): Update
9120         x with result of extra_parsing_for_operand_code_0.
9121         (function_reader::extra_parsing_for_operand_code_0): Convert
9122         return type from void to rtx, returning x.  When reading
9123         SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
9124         larger size containing struct block_symbol.
9125
9126 2017-03-10  Segher Boessenkool  <segher@kernel.crashing.org>
9127
9128         * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
9129         -mfloat128-hardware without -m64.
9130
9131 2017-03-10  Will Schmidt <will_schmidt@vnet.ibm.com>
9132
9133         PR target/79941
9134         * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
9135         entries to the case statement that marks unsigned arguments to
9136         overloaded functions.
9137
9138 2017-03-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
9139
9140         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
9141         two typographic errors in the handling of TARGET_UPPER_REGS_DI.
9142
9143 2017-03-10  Pat Haugen  <pthaugen@us.ibm.com>
9144
9145         PR target/79907
9146         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
9147         TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
9148
9149 2017-03-10  Martin Liska  <mliska@suse.cz>
9150
9151         PR target/65705
9152         PR target/69804
9153         * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
9154         * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
9155         FIELD != NULL.
9156
9157 2017-03-10  Olivier Hainque  <hainque@adacore.com>
9158
9159         * tree-switch-conversion (array_value_type): Start by resetting
9160         candidate type to it's main variant.
9161
9162 2017-03-10  Jakub Jelinek  <jakub@redhat.com>
9163
9164         PR rtl-optimization/79909
9165         * combine.c (try_combine): Use simplify_replace_rtx on individual
9166         CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
9167         of the whole CALL_INSN_FUNCTION_USAGE.
9168
9169         PR tree-optimization/79972
9170         * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
9171         get_range_info on SSA_NAMEs.  Formatting fixes.
9172
9173 2017-03-10  Richard Biener  <rguenther@suse.de>
9174             Jakub Jelinek  <jakub@redhat.com>
9175
9176         PR tree-optimization/77975
9177         * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
9178         edge to be constant.
9179         (get_val_for): For constant x return it.  Formatting fix.
9180         (loop_niter_by_eval): Avoid pointless looping if the next iteration
9181         would use the same bases as the current one.
9182
9183 2017-03-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9184
9185         * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
9186         instead of vec_select for V1TImode.
9187         * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
9188         longer needed.
9189         (VSX_LE_128): Add V1TI to this mode iterator.
9190         (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
9191         (*vsx_le_perm_store_<mode>): Likewise.
9192         (pre-reload splitter for VSX stores): Likewise.
9193         (post-reload splitter for VSX stores): Likewise.
9194         (*vsx_xxpermdi2_le_<mode>): Likewise.
9195         (*vsx_lxvd2x2_le_<mode>): Likewise.
9196         (*vsx_stxvd2x2_le_<mode>): Likewise.
9197
9198 2017-03-09  Michael Eager  <eager@eagercon.com>
9199
9200         Correct failures with --enable-checking=yes,rtl.
9201
9202         * config/microblaze/microblaze.c (microblaze_expand_shift):
9203         Replace GET_CODE test with CONST_INT_P and INTVAL test with
9204         test for const0_rtx.
9205         * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
9206         lshrsi3_byone): Replace INTVAL with test for const1_rtx.
9207
9208 2017-03-09  Richard Biener  <rguenther@suse.de>
9209
9210         PR tree-optimization/79977
9211         * graphite-scop-detection.c (scop_detection::merge_sese):
9212         Handle the case of extra exits to blocks dominating the entry.
9213
9214 2017-03-09  Toma Tabacu  <toma.tabacu@imgtec.com>
9215
9216         * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
9217         Document rdynamic.
9218
9219 2017-03-09  Vladimir Makarov  <vmakarov@redhat.com>
9220
9221         PR rtl-optimization/79949
9222         * lra-constraints.c (process_alt_operands): Check memory when
9223         trying to predict a cycle.  Print about the overall increase.
9224
9225 2017-03-09  Richard Biener  <rguenther@suse.de>
9226
9227         PR middle-end/79971
9228         * gimple-expr.c (useless_type_conversion_p): Preserve
9229         TYPE_SATURATING for fixed-point types.
9230
9231 2017-03-09  Richard Biener  <rguenther@suse.de>
9232
9233         PR ipa/79970
9234         * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
9235         alignment of BLKmode params.
9236
9237 2017-03-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9238
9239         PR target/79913
9240         * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
9241         (VALL_NO_V2Q): Likewise.
9242         (VDQF_DF): Delete.
9243         * config/aarch64/aarch64-simd.md
9244         (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
9245         iterator.
9246         (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
9247         VALL_NO_V2Q mode iterator.
9248         (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
9249
9250 2017-03-09  Martin Liska  <mliska@suse.cz>
9251
9252         PR tree-optimization/79631
9253         * tree-chkp-opt.c (chkp_is_constant_addr): Call
9254         tree_int_cst_sign_bit just for INTEGER constants.
9255
9256 2017-03-09  Martin Liska  <mliska@suse.cz>
9257
9258         PR target/65705
9259         PR target/69804
9260         * toplev.c (process_options): Disable -fcheck-pointer-bounds with
9261         sanitizers.
9262
9263 2017-03-09  Marek Polacek  <polacek@redhat.com>
9264
9265         PR c++/79672
9266         * tree.c (inchash::add_expr): Handle TREE_VEC.
9267
9268 2017-03-09  Martin Liska  <mliska@suse.cz>
9269
9270         PR ipa/79764
9271         (chkp_narrow_size_and_offset): New function.
9272         (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
9273         (void chkp_parse_bit_field_ref): New function.
9274         (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
9275         (chkp_process_stmt): Use chkp_parse_bit_field_ref.
9276
9277 2017-03-09  Martin Liska  <mliska@suse.cz>
9278
9279         PR ipa/79761
9280         * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
9281         (chkp_find_bounds_1): Remove gcc_unreachable.
9282
9283 2017-03-09  Jakub Jelinek  <jakub@redhat.com>
9284
9285         PR sanitizer/79944
9286         * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
9287         BUILT_IN_SYNC*, determine the access type from the size suffix and
9288         always build a MEM_REF with that type.  Handle forgotten
9289         BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
9290
9291         PR target/79932
9292         * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
9293         _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
9294         _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
9295         _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
9296         _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
9297         _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
9298         _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
9299         _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
9300         _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
9301         _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
9302         _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
9303         _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
9304         _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
9305         _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
9306         _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
9307         _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
9308         _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
9309         _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
9310         _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
9311         _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
9312         _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
9313         _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
9314         _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
9315         _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
9316         _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
9317         _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
9318         _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
9319         _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
9320         _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
9321         _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
9322         definitions outside of __OPTIMIZE__ guarded section.
9323
9324         PR target/79932
9325         * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
9326         _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
9327         _mm512_packus_epi32, _mm512_maskz_packus_epi32,
9328         _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
9329         guarded section.
9330
9331 2017-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
9332
9333         * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
9334         ("vfenez<mode>"): Add missing constraints.
9335
9336 2017-03-08  Martin Sebor  <msebor@redhat.com>
9337
9338         PR target/79928
9339         * config/nds32/nds32.c (nds32_option_override):
9340         Fix misspelled diagnostic.
9341
9342 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
9343
9344         PR c/79940
9345         * gimplify.c (gimplify_omp_for): Replace index var in outer
9346         taskloop statement with an artificial variable and add
9347         OMP_CLAUSE_PRIVATE clause for it.
9348
9349 2017-03-08  Richard Biener  <rguenther@suse.de>
9350
9351         PR tree-optimization/79955
9352         * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
9353         for accesses that are completely outside of the variable.
9354
9355 2017-03-08  Andrew Haley  <aph@redhat.com>
9356
9357         PR tree-optimization/79943
9358         * tree-ssa-loop-split.c (compute_new_first_bound): When
9359         calculating the new upper bound, (END-BEG) should be added, not
9360         subtracted.
9361
9362 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
9363
9364         * config/avr/avr.md (setmemhi): Make sure match_dup
9365         operand number comes before match_scratch.
9366
9367 2017-03-08  Richard Biener  <rguenther@suse.de>
9368
9369         PR tree-optimization/79920
9370         * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
9371         with ncopies == 1 to ...
9372         (vect_transform_slp_perm_load): ... here.  Properly compute
9373         all element loads by iterating VF times over the group.  Do
9374         not handle ncopies (computed in a broken way) in
9375         vect_create_mask_and_perm.
9376
9377 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
9378
9379         PR sanitizer/79904
9380         * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
9381         is a uniform vector, use uniform_vector_p return value instead of
9382         building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
9383
9384 2017-03-07  Marek Polacek  <polacek@redhat.com>
9385
9386         PR middle-end/79809
9387         * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
9388         (alloca_call_type): Likewise.
9389
9390 2017-03-07  Martin Liska  <mliska@suse.cz>
9391
9392         * gcov.c (process_args): Put comment to correct location.
9393
9394 2017-03-07  Martin Liska  <mliska@suse.cz>
9395
9396         PR middle-end/68270
9397         * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
9398         Use array_at_struct_end_p instead of DECL_CHAIN (field).
9399         (chkp_narrow_bounds_for_field): Likewise.
9400         (chkp_parse_array_and_component_ref): Pass one more argument to
9401         call.
9402
9403 2017-03-07  Richard Biener  <rguenther@suse.de>
9404
9405         * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
9406         preheaders.
9407
9408 2017-03-07  Segher Boessenkool  <segher@kernel.crashing.org>
9409
9410         * config/i386/i386.c (ix86_local_alignment): Align most aggregates
9411         of 16 bytes and more to 16 bytes, not those of 16 bits and more.
9412
9413 2017-03-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9414
9415         PR c/79855
9416         * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
9417         to end of description.
9418         (PARAM_MAX_STORES_TO_MERGE): Likewise.
9419
9420 2017-03-07  Jakub Jelinek  <jakub@redhat.com>
9421
9422         PR rtl-optimization/79901
9423         * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
9424         ...
9425         (*avx512f_<code><mode>3<mask_name>): ... this.
9426         (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
9427         iterator instead of VI8_AVX2_AVX512BW.
9428
9429         PR rtl-optimization/79901
9430         * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
9431         min/max expander, expand it using expand_vec_cond_expr.
9432
9433         PR sanitizer/79897
9434         * ubsan.c (ubsan_encode_value): Call mark_addressable on the
9435         temporary.
9436
9437 2017-03-06  Jakub Jelinek  <jakub@redhat.com>
9438
9439         PR c++/79821
9440         * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
9441         to void * for PCH reasons.
9442         * dwarf2out.c (output_loc_operands, output_die): Cast
9443         v.val_vec.array to unsigned char *.
9444
9445 2017-03-06  John David Anglin  <danglin@gcc.gnu.org>
9446
9447         PR target/77850
9448         * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
9449         vector types.
9450
9451 2017-03-06  Vladimir Makarov  <vmakarov@redhat.com>
9452
9453         PR rtl-optimization/79571
9454         * lra-constraints.c (process_alt_operands): Calculate static
9455         reject and subtract it from overall when only addresses will be
9456         reloaded.
9457
9458 2017-03-06  Julia Koval  <julia.koval@intel.com>
9459
9460         PR target/79793
9461         * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
9462         incoming stack boundary to 128 for 64-bit targets.
9463
9464 2017-03-06  Richard Biener  <rguenther@suse.de>
9465
9466         PR tree-optimization/79894
9467         * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
9468         to NULL after folding it.
9469
9470 2017-03-06  Richard Biener  <rguenther@suse.de>
9471
9472         PR tree-optimization/79824
9473         * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
9474         check disabling peeling for gaps.
9475
9476 2017-03-06  Toma Tabacu  <toma.tabacu@imgtec.com>
9477
9478         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
9479         attributes): Document gettimeofday.
9480
9481 2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>
9482
9483         * config/s390/s390.c (s390_option_override_internal): Set
9484         PARAM_MIN_VECT_LOOP_BOUND
9485
9486 2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>
9487
9488         * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
9489         * config/s390/s390.md: Likewise.
9490
9491 2017-03-06  Jakub Jelinek  <jakub@redhat.com>
9492
9493         PR target/79812
9494         * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
9495         (<avx2_avx512>_perm<mode>): Rename to ...
9496         (avx2_perm<mode>): ... this.  Use VI8F_256 iterator instead
9497         of VI8F_256_512.
9498         (<avx512>_perm<mode>_mask): Rename to ...
9499         (avx512vl_perm<mode>_mask): ... this.  Use VI8F_256 iterator instead
9500         of VI8F_256_512.
9501         (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
9502         (avx2_perm<mode>_1<mask_name): ... this.  Use VI8F_256 iterator
9503         instead of VI8F_256_512.
9504         (avx512f_perm<mode>): New define_expand.
9505         (avx512f_perm<mode>_mask): Likewise.
9506         (avx512f_perm<mode>_1<mask_name>): New define_insn.
9507         (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
9508
9509 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
9510
9511         * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
9512         msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
9513         if_then_else.
9514         (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
9515
9516 2017-03-06  Martin Liska  <mliska@suse.cz>
9517
9518         PR sanitize/79783
9519         * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
9520         when having a SSA NAME w/o VAR_DECL assigned to it.
9521
9522 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
9523
9524         * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
9525         msa_dpsub_<su>_d): Fix MODE for vec_select.
9526
9527 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
9528
9529         * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
9530         argument.
9531         * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
9532
9533 2017-03-06  Richard Biener  <rguenther@suse.de>
9534
9535         * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
9536         * plugin.c (register_plugin_info): Likewise.
9537         * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
9538
9539 2017-03-05  Jakub Jelinek  <jakub@redhat.com>
9540
9541         * config/i386/sse.md (sse_storehps, sse_storelps,
9542         avx_<castmode><avxsizesuffix>_<castmode>,
9543         avx512f_<castmode><avxsizesuffix>_<castmode>,
9544         avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
9545         in condition that at least one operand is not a MEM.
9546
9547 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
9548
9549         PR middle-end/79805
9550         * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
9551         ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
9552         ECF_NOTHROW.
9553         * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
9554         gimple_call_nothrow_p flag based on whether original builtin can throw.
9555         If it can, emit following stmts on the fallthrough edge.
9556         * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
9557         don't create new bb if inserting just debug stmts on the edge, try to
9558         insert them on the fallthru bb or just reset debug stmts.
9559
9560 2017-03-03  Segher Boesssenkool  <segher@kernel.crashing.org>
9561
9562         PR target/43763
9563         * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
9564         restore recog_data (including the operand rtxes inside it) around
9565         the call to get_insn_template.
9566
9567 2017-03-03  Martin Sebor  <msebor@redhat.com>
9568
9569         PR tree-optimization/79699
9570         * context.c (context::~context): Free MPFR caches to avoid
9571         a memory leak on program exit.
9572
9573 2017-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
9574
9575         * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
9576         Use wide_int::ulow () instead of .elt (0).
9577
9578 2017-03-03  Uros Bizjak  <ubizjak@gmail.com>
9579
9580         * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
9581         (*pushxf): Limit oF constraint to 32bit targets and add oC
9582         constraint for 64bit targets.
9583         (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
9584         (*pushdf): Change rmF constraint to rmC.
9585
9586 2017-03-03  Martin Liska  <mliska@suse.cz>
9587
9588         * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
9589         Remove unused variable.
9590
9591 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
9592
9593         PR target/79807
9594         * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
9595         is a memory operand, increase num_memory.
9596         (ix86_expand_args_builtin): Likewise.
9597
9598 2017-03-03  Jan Hubicka  <jh@suse.cz>
9599
9600         PR lto/79760
9601         * ipa-devirt.c (maybe_record_node): Properly handle
9602         __cxa_pure_virtual visibility.
9603
9604 2017-03-03  Martin Liska  <mliska@suse.cz>
9605
9606         PR tree-optimization/79803
9607         * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
9608         assert.
9609         (pass_loop_prefetch::execute): Disabled optimization if an
9610         assumption about L1 cache size is not met.
9611
9612 2017-03-03  Martin Liska  <mliska@suse.cz>
9613
9614         PR rtl-optimization/79574
9615         * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
9616         (hash_scan_set): Likewise.
9617         (dump_hash_table): Likewise.
9618         (hoist_code): Likewise.
9619
9620 2017-03-03  Richard Biener  <rguenther@suse.de>
9621
9622         * fixed-value.c (fixed_from_string): Restore use of elt (1)
9623         in place of uhigh ().
9624         (fixed_convert_from_real): Likewise.
9625
9626 2017-03-03  Uros Bizjak  <ubizjak@gmail.com>
9627
9628         PR target/79514
9629         * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
9630
9631 2017-03-03  Richard Biener  <rguenther@suse.de>
9632
9633         PR middle-end/79818
9634         * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
9635         TYPE_OVERFLOW_UNDEFINED check.
9636
9637 2017-03-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9638
9639         * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
9640         numbers.
9641         (vector_ae_<mode>_p): Likewise.
9642         (vector_nez_<mode>_p): Likewise.
9643         (vector_ne_v2di_p): Likewise.
9644         (vector_ae_v2di_p): Likewise.
9645         (vector_ne_<mode>_p): Likewise.
9646         * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
9647         numbers.
9648         (vsx_tsqrt<mode>2_fe): Likewise.
9649
9650 2017-03-02  Uros Bizjak  <ubizjak@gmail.com>
9651
9652         PR target/79514
9653         * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
9654
9655 2017-03-02  Jakub Jelinek  <jakub@redhat.com>
9656
9657         PR rtl-optimization/79780
9658         * cprop.c (one_cprop_pass): When second and further conditional trap
9659         in a single basic block is turned into an unconditional trap, turn it
9660         into a deleted note to avoid RTL verification failures.
9661
9662 2017-03-02  Richard Biener  <rguenther@suse.de>
9663
9664         * fold-const.c (const_binop): Use ulow () instead of elt (0).
9665
9666 2017-03-02  Richard Biener  <rguenther@suse.de>
9667
9668         PR tree-optimization/79345
9669         PR c++/42000
9670         * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
9671         param and abort the walk, returning -1 if it is hit.
9672         (walk_aliased_vdefs): Take a limit param and pass it on.
9673         * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
9674         defaulting to 0 and return a signed int.
9675         * tree-ssa-uninit.c (struct check_defs_data): New struct.
9676         (check_defs): New helper.
9677         (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
9678         about uninitialized memory.
9679         * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
9680         bogus uninitialized warning.
9681         (fixed_convert_from_real): Likewise.
9682
9683 2017-03-02  Bin Cheng  <bin.cheng@arm.com>
9684
9685         PR tree-optimization/66768
9686         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
9687         iv_use if base object can't be determined.
9688
9689 2017-03-02  Jakub Jelinek  <jakub@redhat.com>
9690
9691         PR tree-optimization/79345
9692         * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
9693         * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
9694         (get_pattern_stats): Initialize it.
9695         * genemit.c (gen_expand): Verify match_scratch numbers come after
9696         match_operand/match_dup numbers.
9697         * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
9698         match_scratch numbers.
9699         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
9700         Likewise.
9701         * config/s390/s390.md (trunctdsd2): Likewise.
9702
9703 2017-03-02  Richard Biener  <rguenther@suse.de>
9704
9705         * wide-int.h (wide_int_storage::operator=): Implement in terms
9706         of wi::copy.
9707
9708 2017-03-02  Richard Biener  <rguenther@suse.de>
9709
9710         PR tree-optimization/79777
9711         * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
9712         the to insert expression to sth existing.
9713
9714 2017-03-01  Martin Sebor  <msebor@redhat.com>
9715
9716         PR middle-end/79692
9717         * gimple-ssa-sprintf.c
9718         (directive::known_width_and_precision): New function.
9719         (format_integer): Use it.
9720         (get_mpfr_format_length): Consider the full range of precision
9721         when computing %g output with the # flag.  Set the likely byte
9722         count to 3 rather than 1 when precision is indeterminate.
9723         (format_floating): Correct the lower bound of precision.
9724
9725 2017-03-01  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
9726
9727         * doc/invoke.texi: Document default code model for 64-bit Linux.
9728
9729 2017-03-01  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
9730
9731         PR target/79752
9732         * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
9733         udiv rather than div since input pattern is unsigned.
9734
9735 2017-03-01  Uros Bizjak  <ubizjak@gmail.com>
9736
9737         * config/i386/i386.c (print_reg): Warn for values of
9738         unsupported size in integer register.
9739
9740 2017-03-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
9741
9742         PR target/79439
9743         * config/rs6000/predicates.md (current_file_function_operand): Do
9744         not allow self calls to be local if the function is replaceable.
9745
9746 2017-03-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>
9747
9748         PR target/79395
9749         * config/rs6000/altivec.h (vec_ctz and others): Change the
9750         preprocessor macro that controls conditional compilation from
9751         _ARCH_PWR9 to __POWER9_VECTOR__.
9752         (vec_all_ne): Change parameterization of __altivec_scalar_pred
9753         macro expansion under preprocessor #ifdef __POWER9_VECTOR__
9754         control (instead of _ARCH_PWR9 control) so that template
9755         definition uses power9-specific function.
9756         (vec_any_eq): Likewise.
9757         (vec_all_ne): Change macro definition to use a power9-specific
9758         expansion under #ifdef __POWER9_VECTOR__ control (instead of
9759         _ARCH_PWR9 control).
9760         (vec_any_eq) Likewise.
9761         * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
9762         expansion for CMPNEF to remove support for xvcmpnesp instruction.
9763         (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
9764         support for xvcmpnedp instruction.
9765         (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
9766         macro expansion so that Power9 implementation of vec_all_ne does
9767         not use the AltiVec predicate framework.
9768         (VCMPNEH_P): Likewise.
9769         (VCMPNEW_P): Likewise.
9770         (VCMPNED_P): Likewise.
9771         (VCMPNEFP_P): Likewise.
9772         (VCMPNEDP_P): Likewise.
9773         (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
9774         implementation of vec_any_eq to not use AltiVec predicate
9775         framework.
9776         (VCMPAEH_P): Likewise.
9777         (VCMPAEW_P): Likewise.
9778         (VCMPAED_P): Likewise.
9779         (VCMPAEFP_P): Likewise.
9780         (VCMPAEDP_P): Likewise.
9781         (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
9782         BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
9783         not use the AltiVec predicate framework.
9784         (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
9785         of vec_any_eq to not use AltiVec predicate framework.
9786         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
9787         support for predefined __POWER9_VECTOR__ macro to indicate that
9788         Power9 instruction selection is enabled.
9789         (altivec_overloaded_builtins): Remove extraneous
9790         ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
9791         function argument types RS6000_BTI_bool_V16QI and
9792         RS6000_BTI_bool_V16QI.  Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
9793         entry for overloaded function argument types RS6000_BTI_bool_V4SI
9794         andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB.  Remove
9795         two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
9796         P9V_BUILTIN_CMPNEF to force use of instructions not specific to
9797         Power9 for implementations of vec_cmpne.  Change the signature for
9798         all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
9799         (representing vec_all_ne) to remove the previously described first
9800         argument of type RS6000_BTI_INTSI, as this was an artifact of
9801         reliance on the AltiVec predicate framework, which is no longer
9802         used in the implementation of these functions.  Add
9803         P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
9804         function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
9805         since, unlike the AltiVec predicate framework implementation, we
9806         do not share function descriptors between vec_alle and vec_anyeq.
9807         (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
9808         set of modes that receive special treatment even when
9809         TARGET_P9_VECTOR is true.  The special treatment emits code that
9810         does not depend on Power9 instructions.
9811         * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
9812         define_expand to not rely on AltiVec predicate framework.
9813         (vector_ae_<mode>p): New define_expand to represent vec_any_eq
9814         function.
9815         (vector_ne_v2di_p): Change this define_expand to not rely on
9816         AltiVec predicate framework.
9817         (vector_ae_v2di_p): New define_expand to represent vec_any_eq
9818         function.
9819         (vector_ne_<mode>_p): Change this define_expand to not rely on
9820         AltiVec predicate framework.
9821         (vector_ae_<mode>p): New define_expand to represent vec_any_eq
9822         function.
9823         * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
9824         (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
9825         define_insn pattern.
9826         (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
9827         define_insn pattern because the xvcmpne<VSs>. instruction is not
9828         supported.
9829         (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
9830         instruction is not supported.
9831
9832 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
9833
9834         * config/nvptx/nvptx.c: Include intl.h.
9835
9836 2017-03-01  Martin Jambor  <mjambor@suse.cz>
9837
9838         PR lto/78140
9839         * ipa-prop.h (ipa_bits): Removed field known.
9840         (ipa_jump_func): Removed field vr_known.  Changed fields bits and m_vr
9841         to pointers.  Adjusted their comments to warn about their sharing.
9842         (ipcp_transformation_summary): Change bits to a vector of pointers.
9843         (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
9844         (ipa_get_ipa_bits_for_value): Declare.
9845         * tree-vrp.h (value_range): Mark as GTY((for_user)).
9846         * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
9847         (ipa_bits_hash_table): Likewise.
9848         (ipa_vr_ggc_hash_traits): Likewise.
9849         (ipa_vr_hash_table): Likewise.
9850         (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
9851         being pointers and vr_known being removed.
9852         (ipa_set_jf_unknown): Likewise.
9853         (ipa_get_ipa_bits_for_value): New function.
9854         (ipa_set_jfunc_bits): Likewise.
9855         (ipa_get_value_range): New overloaded functions.
9856         (ipa_set_jfunc_vr): Likewise.
9857         (ipa_compute_jump_functions_for_edge): Use the above functions to
9858         construct bits and vr parts of jump functions.
9859         (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
9860         ipa_bits_hash_table and ipa_vr_hash_table if they do not already
9861         exist.
9862         (ipcp_grow_transformations_if_necessary): Also allocate
9863         ipa_bits_hash_table and ipa_vr_hash_table if they do not already
9864         exist.
9865         (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
9866         them.  Fix too long lines.
9867         (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
9868         vr_known being removed.
9869         (ipa_read_jump_function): Use new setter functions to construct bits
9870         and vr parts of jump functions or set them to NULL.
9871         (write_ipcp_transformation_info): Adjust for bits being pointers.
9872         (read_ipcp_transformation_info): Likewise.
9873         (ipcp_update_bits): Likewise.  Fix excessively long lines a trailing
9874         space.
9875         Include gt-ipa-prop.h.
9876         * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
9877         being pointers.
9878         (ipcp_store_bits_results): Likewise.
9879         (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
9880         Do not write to existing jump functions but use a temporary instead.
9881
9882 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
9883
9884         PR c++/79681
9885         * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
9886         attempt to use its first operand as BIT_FIELD_REF base.
9887
9888 2017-03-01  Richard Biener  <rguenther@suse.de>
9889
9890         PR middle-end/79721
9891         * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
9892         interpolating formula in wrapping arithmetic.
9893         (chrec_apply): Convert chrec_evaluate return value to wanted type.
9894
9895 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
9896
9897         PR tree-optimization/79734
9898         * tree-vect-generic.c (expand_vector_condition): Optimize
9899         AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
9900         Handle VEC_COND_EXPR where comparison has different inner width from
9901         type's inner width.
9902
9903 2017-02-28  Sandra Loosemore  <sandra@codesourcery.com>
9904
9905         * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
9906         markup, and similar issues.  Remove @opindex entries for things
9907         that aren't options.  Add missing -mmpy-option entries.
9908
9909 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
9910
9911         PR tree-optimization/79737
9912         * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
9913         a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
9914         tmpbuf[byte_size - 1].  Call natice_encode_expr with byte_size - 1
9915         instead of byte_size.  Formatting fix.
9916         (shift_bytes_in_array_right): Formatting fix.
9917
9918 2017-02-28  Eric Botcazou  <ebotcazou@adacore.com>
9919
9920         PR target/79749
9921         * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
9922         condition on optimize for the leaf function test.
9923
9924 2017-02-28  Martin Liska  <mliska@suse.cz>
9925
9926         PR lto/79625
9927         * read-rtl-function.c (function_reader::handle_unknown_directive):
9928         Bail out when one uses -flto.
9929
9930 2017-02-28  Martin Liska  <mliska@suse.cz>
9931
9932         * common.opt: Replace space with tabular for options of <number>
9933         type.
9934         * config/i386/i386.opt: Show <number> value for
9935         -mlarge-data-threshold.
9936         * opts.c (print_filtered_help): Do not display number in hexadecimal
9937         format.
9938
9939 2017-02-28  Martin Liska  <mliska@suse.cz>
9940
9941         * common.opt: Fix --help=option -Q for options which are of
9942         an enum type.
9943
9944 2017-02-28  Uros Bizjak  <ubizjak@gmail.com>
9945
9946         * config/i386/i386.c (print_reg): Error out for values
9947         of 8-bit size in invalid integer register.
9948
9949 2017-02-28  Martin Sebor  <msebor@redhat.com>
9950
9951         PR tree-optimization/79691
9952         * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
9953
9954 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
9955
9956         PR target/79729
9957         * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
9958         gcc_unreachable with output_operand_lossage.
9959
9960 2017-02-28  Richard Biener  <rguenther@suse.de>
9961
9962         PR tree-optimization/79740
9963         * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
9964         inserts.
9965         (visit_nary_op): Insert the nary into the hashtable if we
9966         pattern-matched sth.
9967         * tree-ssa-pre.c (eliminate_insert): Robustify.
9968
9969 2017-02-28  Richard Biener  <rguenther@suse.de>
9970
9971         PR middle-end/79731
9972         * fold-const.c (decode_field_reference): Reject out-of-bound
9973         accesses.
9974
9975 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
9976
9977         * config/i386/i386.c: Include intl.h.
9978         (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
9979         instead of just cond ? "..." : "...".
9980         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
9981         * coverage.c (read_counts_file): Likewise.
9982         * omp-offload.c: Include intl.h.
9983         (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
9984         of just cond ? "..." : "...".
9985         * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
9986         of just cond ? "..." : "...".
9987
9988 2017-02-28  Richard Earnshaw  <rearnsha@arm.com>
9989
9990         PR target/79742
9991         * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
9992         entry, if present.
9993         * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
9994         'tune for' CPU name.
9995         * config/arm/arm-cpu-data.h: Regenerated.
9996
9997 2017-02-28  Richard Biener  <rguenther@suse.de>
9998
9999         PR tree-optimization/79732
10000         * tree-inline.c (expand_call_inline): Do not shadow var.
10001
10002 2017-02-28  Richard Biener  <rguenther@suse.de>
10003
10004         PR tree-optimization/79723
10005         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
10006         address-space properly.
10007
10008 2017-02-28  Thomas Schwinge  <thomas@codesourcery.com>
10009
10010         * doc/optinfo.texi (Optimization groups): Fix option used for
10011         OPTGROUP_ALL.
10012         * doc/invoke.texi (-fopt-info): Document "omp".
10013         * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
10014         (OPTGROUP_ALL): Add OPTGROUP_OMP.
10015         * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
10016         * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
10017         * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
10018
10019         * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP.  Adjust
10020         all users.
10021         * dumpfile.c (optgroup_options): Instead of "openmp", associate
10022         OPTGROUP_OMP with "omp".
10023
10024 2017-02-27  Pat Haugen  <pthaugen@us.ibm.com>
10025
10026         PR target/79544
10027         * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
10028         for arithmetic shift of unsigned V2DI.
10029
10030 2017-02-27  Claudiu Zissulescu  <claziss@synopsys.com>
10031
10032         * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
10033         arc/linux.h headers.
10034         * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
10035         (LINK_SPEC): Likewise.
10036         (ARC_TLS_EXTRA_START_SPEC): Likewise.
10037         (EXTRA_SPECS): Likewise.
10038         (STARTFILE_SPEC): Likewise.
10039         (ENDFILE_SPEC): Likewise.
10040         (LIB_SPEC): Likewise.
10041         (TARGET_SDATA_DEFAULT): Likewise.
10042         (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
10043         (MULTILIB_DEFAULTS): Likewise.
10044         (DWARF2_UNWIND_INFO): Likewise.
10045         * config/arc/big.h: New file.
10046         * config/arc/elf.h: Likewise.
10047         * config/arc/linux.h: Likewise.
10048         * config/arc/t-uClibc: Remove.
10049
10050 2017-02-27  Bin Cheng  <bin.cheng@arm.com>
10051
10052         PR tree-optimization/77536
10053         * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
10054         (tree_transform_and_unroll_loop): Use above function to compute the
10055         estimated niter of unrolled loop and use it when scaling profile.
10056         Also use count info rather than frequency if it's non-zero.
10057         * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
10058         * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
10059         (vect_transform_loop): Call above function.
10060
10061 2017-02-27  Richard Biener  <rguenther@suse.de>
10062
10063         PR tree-optimization/45397
10064         * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
10065         * tree-ssa-sccvn.c (valueized_wider_op): New helper.
10066         (visit_nary_op): Add pattern matching for CSEing sign-changed
10067         or truncated operations with wider ones.
10068
10069 2017-02-27  Richard Biener  <rguenther@suse.de>
10070
10071         PR tree-optimization/79690
10072         * tree-vect-stmts.c (vectorizable_store): Use vector type
10073         built from the DR with address-space.
10074
10075 2017-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
10076
10077         * doc/invoke.texi (Optimize Options): Refine the description
10078         of asan-use-after-return.
10079
10080 2017-02-25  Alan Modra  <amodra@gmail.com>
10081
10082         PR rtl-optimization/79584
10083         * lra-constraints.c (base_to_reg): Reload ad->base, the entire
10084         base, not ad->base_term, the reg within base.  Remove assertion
10085         that ad->base == ad->base_term.  Replace gen_int_mode using
10086         bogus mode with const0_rtx.
10087
10088 2017-02-25  Jakub Jelinek  <jakub@redhat.com>
10089
10090         PR middle-end/79396
10091         * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
10092         FMA_EXPR like tcc_binary or tcc_unary.
10093
10094         * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
10095
10096         PR debug/77589
10097         * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
10098         bitfield.
10099         (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
10100         (output_loc_operands): Handle DW_OP_call_ref and
10101         DW_OP_GNU_variable_value.
10102         (struct variable_value_struct): New type.
10103         (struct variable_value_hasher): Likewise.
10104         (variable_value_hash): New variable.
10105         (string_types): Remove.
10106         (copy_loc_descr): New function.
10107         (add_loc_descr_to_each): Clarify comment.  Use copy_loc_descr.
10108         (prepend_loc_descr_to_each): New function.
10109         (add_loc_list): Fix comment typo.  Use prepend_loc_descr_to_each
10110         instead of add_loc_descr_to_each if the first argument is single
10111         location list and the second has multiple.
10112         (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
10113         (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
10114         when looking for variable value which doesn't have other location info.
10115         (loc_list_from_tree): Formatting fix.
10116         (gen_array_type_die): Simplify DW_AT_string_length handling.
10117         (adjust_string_types): Remove.
10118         (gen_subprogram_die): Don't call adjust_string_types nor test/set
10119         string_types.  Call resolve_variable_values.
10120         (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
10121         (resolve_addr_in_expr): Likewise.  Add A argument.
10122         (copy_deref_exprloc): Remove deref argument.  Adjust for the
10123         original expression being DW_OP_GNU_variable_value with optionally
10124         DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
10125         optionally after it.
10126         (optimize_string_length): Rework for DW_OP_GNU_variable_value.
10127         (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
10128         callers.  Set remove_AT_byte_size if removing DW_AT_string_length.
10129         (variable_value_hasher::hash, variable_value_hasher::equal): New
10130         methods.
10131         (resolve_variable_value_in_expr, resolve_variable_value,
10132         resolve_variable_values, note_variable_value_in_expr,
10133         note_variable_value): New functions.
10134         (dwarf2out_early_finish): Call note_variable_value on all toplevel
10135         DIEs.
10136
10137 2017-02-24  Jakub Jelinek  <jakub@redhat.com>
10138
10139         PR c/79677
10140         * opts.h (handle_generated_option): Add GENERATED_P argument.
10141         * opts-common.c (handle_option): Adjust function comment.
10142         (handle_generated_option): Add GENERATED_P argument, pass it to
10143         handle_option.
10144         (control_warning_option): Pass false to handle_generated_option
10145         GENERATED_P.
10146         * opts.c (maybe_default_option): Pass true to handle_generated_option
10147         GENERATED_P.
10148         * optc-gen.awk: Likewise.
10149
10150 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
10151
10152         * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
10153         a REG, look at the REG it is a SUBREG of.
10154         (splitter for cmpeqsi_t): Ditto.
10155
10156 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
10157
10158         * config/pa/pa.c (pa_combine_instructions): Do not share RTL.  Make
10159         the special USEs with the pattern of the insn, not the insn itself.
10160
10161 2017-02-24  Matthew Fortune  <matthew.fortune@imgtec.com>
10162
10163         PR target/79473
10164         * doc/invoke.texi: Document -mload-store-pairs.
10165
10166 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
10167             Sandra Loosemore  <sandra@codesourcery.com>
10168
10169         * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
10170         argument isn't a CONST_INT.
10171         (nios2_alternate_compare_const): Assert op is a CONST_INT.
10172         (nios2_valid_compare_const_p): Assert op is a CONST_INT.
10173         (nios2_validate_compare): Bypass alternate compare logic if *op2
10174         is not a CONST_INT.
10175         (ldstwm_operation_p): Return false if first_base is not a REG or
10176         if first_offset is not a CONST_INT.
10177
10178 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
10179
10180         * config/cris/cris.md: Use correct operand in a define_peephole2.
10181
10182 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
10183
10184         * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
10185
10186 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
10187
10188         * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
10189         this_insn if it is an INSN or JUMP_INSN.
10190         (force_offsettable): Look at base, not at addr.
10191         * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
10192         on things that aren't necessarily CONST_INTs.
10193
10194 2017-02-24  Uros Bizjak  <ubizjak@gmail.com>
10195
10196         * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
10197         -mfpmath=sse is the default also for x86-32 targets with SSE2
10198         instruction set when @option{-ffast-math} is enabled
10199
10200 2017-02-24  Jeff Law  <law@redhat.com>
10201
10202         PR rtl-optimizatoin/79286
10203         * ira.c (update_equiv_regs): Drop may_trap_p exception to
10204         dominance test.
10205
10206 2017-02-24  Richard Biener  <rguenther@suse.de>
10207
10208         PR tree-optimization/79389
10209         * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
10210         debug insns.
10211
10212 2017-02-24  Aldy Hernandez  <aldyh@redhat.com>
10213
10214         * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
10215         function comment to reflect reality.
10216         (loop_exits_before_overflow): Fix typo in function description.
10217
10218 2017-02-24  Richard Biener  <rguenther@suse.de>
10219
10220         PR tree-optimization/79389
10221         * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
10222         properly that a threading opportunity exists.  Detect conditional
10223         copy/constant propagation opportunities.
10224
10225 2017-02-23  Eric Botcazou  <ebotcazou@adacore.com>
10226
10227         * config/visium/visium.md (type): Add trap.
10228         (b): New mode attribute.
10229         (*btst): Rename into...
10230         (*btst<mode>): ...this and adjust.
10231         (*cbranchsi4_btst_insn): Rename into...
10232         (*cbranch<mode>4_btst_insn): ...this and adjust.
10233         (trap): New define_insn.
10234
10235 2017-02-23  Jakub Jelinek  <jakub@redhat.com>
10236
10237         PR tree-optimization/79389
10238         * ifcvt.c (struct noce_if_info): Add rev_cond field.
10239         (noce_reversed_cond_code): New function.
10240         (noce_emit_store_flag): Use rev_cond if non-NULL instead of
10241         reversed_comparison_code.  Formatting fix.
10242         (noce_try_store_flag): Test rev_cond != NULL in addition to
10243         reversed_comparison_code.
10244         (noce_try_store_flag_constants): Likewise.
10245         (noce_try_store_flag_mask): Likewise.
10246         (noce_try_addcc): Use rev_cond if non-NULL instead of
10247         reversed_comparison_code.
10248         (noce_try_cmove_arith): Likewise.  Formatting fixes.
10249         (noce_try_minmax, noce_try_abs): Clear rev_cond.
10250         (noce_find_if_block): Initialize rev_cond.
10251         (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
10252         instead of false as last argument never attempt to reverse it
10253         afterwards.
10254
10255 2017-02-23  Bin Cheng  <bin.cheng@arm.com>
10256
10257         PR tree-optimization/79663
10258         * tree-predcom.c (combine_chains): Process refs in reverse order
10259         only for ZERO length chains, and add explaining comment.
10260
10261 2017-02-23  Jeff Law  <law@redhat.com>
10262
10263         PR tree-optimization/79578
10264         * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
10265         in call to operand_equal_p.
10266
10267 2017-01-23  Dominique d'Humieres  <dominiq@lps.ens.fr>
10268
10269         PR target/71017
10270         * config/i386/cpuid.h: Fix another undefined behavior.
10271
10272 2017-02-23  Richard Biener  <rguenther@suse.de>
10273
10274         PR tree-optimization/79683
10275         * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
10276         vector types for data-refs.
10277
10278 2017-02-23  Martin Liska  <mliska@suse.cz>
10279
10280         * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
10281
10282 2017-02-23  Jakub Jelinek  <jakub@redhat.com>
10283
10284         PR middle-end/79665
10285         * internal-fn.c (get_range_pos_neg): Moved to ...
10286         * tree.c (get_range_pos_neg): ... here.  No longer static.
10287         * tree.h (get_range_pos_neg): New prototype.
10288         * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
10289         are known to be in between 0 and signed maximum inclusive, try to
10290         expand both unsigned and signed divmod and use the cheaper one from
10291         those.
10292
10293 2017-02-22  Jeff Law  <law@redhat.com>
10294
10295         PR tree-optimization/79578
10296         * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
10297         to compare base operands.
10298
10299 2017-02-22  Segher Boessenkool  <segher@kernel.crashing.org>
10300
10301         PR target/79211
10302         * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
10303         gpc_reg_operand instead of fpr_reg_operand.
10304
10305 2017-02-22  Sameera Deshpande  <sameera.deshpande@imgtec.com>
10306
10307         * config/mips/mips.c (mips_return_in_memory): Force FP
10308         vector types to be returned in memory for o32 ABI.
10309
10310 2017-02-22  Jakub Jelinek  <jakub@redhat.com>
10311
10312         * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
10313         instead of DW_TAG_member for static data member declarations and don't
10314         set no_linkage_name for static inline data members.
10315         (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
10316         to DW_TAG_member.
10317
10318 2017-02-22  Martin Liska  <mliska@suse.cz>
10319
10320         * doc/invoke.texi: Replace inequality signs with square brackets
10321         for -Wnormalized.
10322
10323 2017-02-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10324
10325         PR tree-optimization/68644
10326         * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
10327
10328 2017-02-22  Matthew Fortune  <matthew.fortune@imgtec.com>
10329
10330         PR target/78660
10331         * lra-constraints.c (simplify_operand_subreg): Handle
10332         WORD_REGISTER_OPERATIONS targets.
10333
10334 2017-02-22  Jakub Jelinek  <jakub@redhat.com>
10335
10336         PR target/70465
10337         * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
10338         and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
10339         elimination by swapping fld*.
10340
10341 2017-02-22  Richard Biener  <rguenther@suse.de>
10342
10343         PR tree-optimization/79673
10344         * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
10345         convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
10346         irrelevant address-space qualifiers and avoiding a
10347         ADDR_SPACE_CONVERT_EXPR from fold_convert.
10348
10349 2017-02-22  Richard Biener  <rguenther@suse.de>
10350
10351         PR tree-optimization/79666
10352         * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
10353         to not symbolically negate if that may introduce undefined
10354         overflow.
10355
10356 2017-02-22  Martin Liska  <mliska@suse.cz>
10357
10358         PR lto/79587
10359         * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
10360         * data-streamer-out.c (streamer_write_gcov_count_stream):
10361         Likewise.
10362         * value-prof.c (stream_out_histogram_value): Make assert more
10363         precise based on type of counter.
10364
10365 2017-02-21  Uros Bizjak  <ubizjak@gmail.com>
10366
10367         PR target/79593
10368         * config/i386/i386.md (standard_x87sse_constant_load splitter):
10369         Use nonimmediate_operand instead of memory_operand for operand 1.
10370         (float-extend standard_x87sse_constant_load splitter): Ditto.
10371
10372 2017-02-21  Jeff Law  <law@redhat.com>
10373
10374         PR tree-optimization/79621
10375         * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
10376         blocks with edges to themselves.
10377
10378 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
10379
10380         PR target/79633
10381         * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
10382         is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
10383         Use gimple_call_builtin_p.
10384
10385         PR target/79570
10386         * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
10387         on temporarily removed DEBUG_INSNs.
10388
10389         PR tree-optimization/79649
10390         * tree-loop-distribution.c (classify_partition): Give up on
10391         non-generic address space loads/stores.
10392
10393 2017-02-21  Aldy Hernandez  <aldyh@redhat.com>
10394
10395         * doc/loop.texi (Loop manipulation): Remove nonexistent
10396         tree_ssa_loop_version from the documentation.
10397         * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
10398
10399 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
10400
10401         PR target/79494
10402         * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
10403         make_reg_eh_region_note_nothrow_nononlocal on call_insn.
10404         * config/rs6000/rs6000.c: Include except.h.
10405         (rs6000_expand_split_stack_prologue): Call
10406         make_reg_eh_region_note_nothrow_nononlocal on the call insn.
10407
10408 2017-02-21  Martin Jambor  <mjambor@suse.cz>
10409
10410         PR lto/79579
10411         * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
10412         have been analyzed.
10413
10414 2017-02-21  Martin Jambor  <mjambor@suse.cz>
10415
10416         * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
10417         for backward compatibility only.
10418         * doc/invoke.texi (Option Summary): Remove all references to
10419         -fipa-cp-alignment.
10420
10421 2017-02-21  Matthew Fortune  <matthew.fortune@imgtec.com>
10422
10423         PR target/78660
10424         Revert:
10425         2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
10426
10427         * lra-constraints.c (curr_insn_transform): Handle
10428         WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
10429
10430 2017-02-21  Martin Liska  <mliska@suse.cz>
10431
10432         * config/i386/i386.opt: Replace -masm-dialect with -masm.
10433
10434 2017-02-21  Thomas Schwinge  <thomas@codesourcery.com>
10435
10436         PR translation/79638
10437         * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
10438
10439 2017-02-21  Eric Botcazou  <ebotcazou@adacore.com>
10440
10441         PR ada/67205
10442         * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
10443         (arm_function_ok_for_sibcall): Return false for an indirect call by
10444         descriptor if all the argument registers are used.
10445         (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
10446         alignment of the function.
10447
10448 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
10449
10450         PR tree-optimization/61441
10451         * simplify-rtx.c (simplify_const_unary_operation): For
10452         -fsignaling-nans and sNaN operand, return NULL_RTX rather than
10453         the sNaN unmodified.
10454
10455 2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
10456
10457         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
10458         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
10459         instead of SYSTEM_HEADER_DIR.
10460
10461 2017-02-20  Gerald Pfeifer  <gerald@pfeifer.com>
10462             Martin Liška  <mliska@suse.cz>
10463
10464         * doc/invoke.texi (use-after-scope-direct-emission-threshold):
10465         Fix typos and grammar, use active voice, and clarify.
10466
10467 2017-02-20  Marek Polacek  <polacek@redhat.com>
10468
10469         PR middle-end/79537
10470         * gimplify.c (gimplify_expr): Handle unused *&&L;.
10471
10472         PR sanitizer/79558
10473         * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
10474
10475 2017-02-20  Jakub Jelinek  <jakub@redhat.com>
10476
10477         PR target/79568
10478         * config/i386/i386.c (ix86_expand_builtin): Handle
10479         OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
10480         ix86_builtins_isa[fcode].isa as a requirement of those
10481         flags and any other flag in the bitmask.
10482         (ix86_init_mmx_sse_builtins): Use 0 instead of
10483         ~OPTION_MASK_ISA_64BIT as mask.
10484         * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
10485         __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
10486         __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
10487         __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
10488
10489 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
10490
10491         PR target/78012
10492         * lra-constraints.c (split_reg): Check requested split mode
10493         is supported by the register.
10494
10495 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
10496
10497         * lra-constraints.c (simplify_operand_subreg): Remove early
10498         return false.
10499
10500 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
10501
10502         PR target/78660
10503         * lra-constraints.c (curr_insn_transform): Tighten condition
10504         for converting SUBREG reloads from OP_OUT to OP_INOUT.
10505
10506 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
10507
10508         PR target/78660
10509         * lra-constraints.c (curr_insn_transform): Handle
10510         WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
10511
10512 2017-02-19  Uros Bizjak  <ubizjak@gmail.com>
10513
10514         Revert:
10515         2016-05-30  Uros Bizjak  <ubizjak@gmail.com>
10516
10517         * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
10518
10519 2017-02-19  Jonathan Wakely  <jwakely@redhat.com>
10520
10521         PR c++/69523
10522         * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
10523         description.
10524
10525 2017-02-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
10526
10527         * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
10528         for FMA_EXPR.
10529
10530 2017-02-18  Jakub Jelinek  <jakub@redhat.com>
10531
10532         * final.c (last_columnnum, override_columnnum): New variables.
10533         (final_start_function): Set last_columnnum, pass it to begin_prologue
10534         hook and pass 0 to dwarf2out_begin_prologue.
10535         (final_scan_insn): Update override_columnnum.  Pass last_columnnum
10536         to source_line debug hook.
10537         (notice_source_line): Compute last_columnnum and for debug_column_info
10538         return true on column changes.
10539         * debug.h (struct gcc_debug_hooks): Add column argument to
10540         source_line and begin_prologue hooks.
10541         (debug_nothing_int_charstar_int_bool): Remove prototype.
10542         (debug_nothing_int_int_charstar,
10543         debug_nothing_int_int_charstar_int_bool): New prototypes.
10544         (dwarf2out_begin_prologue): Add column argument.
10545         * debug.c (do_nothing_debug_hooks): Adjust source_line and
10546         begin_prologue hooks.
10547         (debug_nothing_int_charstar_int_bool): Remove.
10548         (debug_nothing_int_int_charstar,
10549         debug_nothing_int_int_charstar_int_bool): New functions.
10550         * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
10551         through to dwarf2out_source_line.
10552         (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
10553         (dwarf2out_source_line): Add column argument, emit it if requested.
10554         * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
10555         arguments.
10556         * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
10557         * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
10558         * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
10559         through to dwarf2out_begin_prologue.
10560         (vmsdbgout_source_line): Add column argument, pass it through to
10561         dwarf2out_source_line.
10562         * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
10563         dbxout_source_line caller.
10564         (dbxout_source_line): Add column argument.
10565
10566         * common.opt (gno-column-info, gcolumn-info): New options.
10567         * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
10568         (check_die): Also test for multiple DW_AT_decl_column attributes.
10569         (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
10570         DW_AT_decl_column if requested.
10571         (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
10572         if requested.
10573         (gen_variable_die): Likewise.
10574         (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
10575         * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
10576
10577         PR target/79569
10578         * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
10579         * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
10580         (ix86_handle_option): Handle OPT_m3dnowa.
10581         * doc/invoke.texi (-m3dnowa): Document.
10582         * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
10583         -m3dnowa instead of -m3dnow -march=athlon.
10584
10585         PR target/79559
10586         * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
10587         instead of gcc_assert for K, r and R code checks.  Formatting fixes.
10588
10589 2017-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10590
10591         PR target/79261
10592         * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
10593         support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
10594         * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
10595         generator for vsx_xxpermdi_<mode>_be.
10596         * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
10597         force big-endian semantics.
10598         (vsx_xxpermdi_<mode>_be): New define_expand with same
10599         implementation as previous version of vsx_xxpermdi_<mode>.
10600
10601 2017-02-17  Jakub Jelinek  <jakub@redhat.com>
10602
10603         PR tree-optimization/79327
10604         * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
10605         variable, its initialization and use.
10606
10607 2017-02-17  Julia Koval  <julia.koval@intel.com>
10608
10609         * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
10610         (OPTION_MASK_ISA_PKU_UNSET): New.
10611         (ix86_handle_option): Handle -mrdpid.
10612         * config/i386/cpuid.h (bit_RDPID): New.
10613         * config/i386/driver-i386.c (host_detect_local_cpu):
10614         Detect RDPID feature.
10615         * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
10616         * config/i386/i386-c.c (ix86_target_macros_internal):
10617         Handle RDPID flag.
10618         * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
10619         (ix86_valid_target_attribute_inner_p): Add "rdpid".
10620         (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
10621         * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
10622         * config/i386/i386.md (define_insn "rdpid"): New.
10623         * config/i386/i386.opt Add -mrdpid.
10624         * config/i386/immintrin.h (_rdpid_u32): New.
10625
10626 2017-02-17  Vladimir Makarov  <vmakarov@redhat.com>
10627
10628         PR rtl-optimization/79541
10629         * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
10630         instead of transforming it into USE.
10631
10632 2017-02-17  Segher Boessenkool  <segher@kernel.crashing.org>
10633
10634         * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
10635         If HONOR_SNANS (SFmode) force the input to a register.
10636         (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
10637         (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
10638         an frsp or similar insn.
10639
10640 2017-02-17  Martin Liska  <mliska@suse.cz>
10641
10642         PR rtl-optimization/79577
10643         * params.def (selsched-max-sched-times): Increase minimum to 1.
10644
10645 2017-02-17  Martin Liska  <mliska@suse.cz>
10646
10647         PR rtl-optimization/79574
10648         * gcse.c (want_to_gcse_p): Prevent integer overflow.
10649
10650 2017-02-17  Martin Liska  <mliska@suse.cz>
10651
10652         PR tree-optimization/79529
10653         * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
10654         ssa_defined_default_def_p to handle cases which are implicitly
10655         defined.
10656         * tree-ssa.c (ssa_defined_default_def_p): New function.
10657         (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
10658         which are implicitly defined.
10659         * tree-ssa.h (ssa_defined_default_def_p): Declare.
10660
10661 2017-02-17  Richard Biener  <rguenther@suse.de>
10662
10663         PR middle-end/79576
10664         * params.def (max-ssa-name-query-depth): Limit to 10.
10665
10666 2017-02-17  Richard Biener  <rguenther@suse.de>
10667
10668         PR tree-optimization/79552
10669         * tree-ssa-structalias.c (visit_loadstore): Properly verify
10670         default defs.
10671
10672 2017-02-17  Richard Biener  <rguenther@suse.de>
10673
10674         PR bootstrap/79567
10675         * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
10676
10677 2017-02-17  Marek Polacek  <polacek@redhat.com>
10678
10679         PR middle-end/79536
10680         * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
10681         (fold_negate_expr): New wrapper.
10682
10683 2017-02-16  Sandra Loosemore  <sandra@codesourcery.com>
10684
10685         * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
10686         Correct terminology and de-emphasize pre-standard behavior.
10687
10688 2017-02-16  Alan Modra  <amodra@gmail.com>
10689
10690         PR rtl-optimization/79286
10691         * ira.c (def_dominates_uses): New function.
10692         (update_equiv_regs): Don't create an equivalence for insns that
10693         may trap where the register def does not dominate the use.
10694
10695 2017-02-16  Vladimir Makarov  <vmakarov@redhat.com>
10696
10697         PR rtl-optimization/78127
10698         * lra.c (lra): Call lra_eliminate before finish the loop after
10699         lra_constraint.
10700
10701 2017-02-16  Richard Biener  <rguenther@suse.de>
10702
10703         * graphite.h: Do not include isl/isl_val_gmp.h, instead include
10704         isl/isl_val.h.
10705         * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
10706         (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
10707         * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
10708         (isl_val_int_from_wi): New function.
10709         (extract_affine_gmp): Rename to ...
10710         (extract_affine_wi): ... this, take a widest_int.
10711         (extract_affine_int): Just wrap extract_affine_wi.
10712         (add_param_constraints): Use isl_val_int_from_wi.
10713         (add_loop_constraints): Likewise, and extract_affine_wi.
10714
10715 2017-02-15  Jeff Law  <law@redhat.com>
10716
10717         PR middle-end/79521
10718         * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
10719         ira_init_register_move_cost_if_necessary.
10720
10721 2017-02-15  Martin Sebor  <msebor@redhat.com>
10722
10723         PR middle-end/32003
10724         * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
10725         removed in a prior commit.
10726
10727 2017-02-15  Bin Cheng  <bin.cheng@arm.com>
10728
10729         PR tree-optimization/79347
10730         * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
10731         counters during peeling.
10732
10733 2017-02-15  Thomas Schwinge  <thomas@codesourcery.com>
10734
10735         * Makefile.in (site.exp): Remove "set ISLVER".
10736
10737 2017-02-15  Jakub Jelinek  <jakub@redhat.com>
10738
10739         PR target/79487
10740         * real.c (real_from_integer): Call real_convert even for decimal.
10741
10742 2017-02-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
10743
10744         PR target/79421
10745         * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
10746
10747 2017-02-14  Andrew Pinski  <apinski@cavium.com>
10748
10749         * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
10750         cores and change the partno/implementer to be correct.
10751         (thunderx2t99p1): New core which replaces thunderx2t99 and still has
10752         the 'B" as the implementer.
10753         * config/aarch64/aarch64-tune.md: Regenerate.
10754
10755 2017-02-14  Carl Love  <cel@us.ibm.com>
10756
10757         * config/rs6000/rs6000.c: Add case statement entry to make the
10758         xvcvuxdsp built-in argument unsigned.
10759         * config/rs6000/vsx.md: Fix the source and return operand types so they
10760         match the instruction definitions from the ISA document.  Fix typo
10761         in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
10762         statement.
10763
10764 2017-02-14  Vladimir Makarov  <vmakarov@redhat.com>
10765
10766         PR target/79282
10767         * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
10768         member early_clobber_alts.
10769         * lra-lives.c (reg_early_clobber_p): New.
10770         (process_bb_lives): Use it.
10771         * lra.c (new_insn_reg): New arg early_clobber_alts.  Use it.
10772         (debug_operand_data): Initialize early_clobber_alts.
10773         (setup_operand_alternative): Set up early_clobber_alts.
10774         (collect_non_operand_hard_regs): Ditto.  Pass early clobber
10775         alternatives to new_insn_reg.
10776         (add_regs_to_insn_regno_info): Add arg early_clobber_alts.  Use
10777         it.
10778         (lra_update_insn_regno_info): Pass the new arg.
10779
10780 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
10781
10782         PR middle-end/79505
10783         * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
10784         (new_oacc_loop_raw): Don't clear already cleared fields.
10785
10786         PR target/79481
10787         * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
10788         _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
10789         _mm512_prefetch_i64gather_ps): New inline functions and macros.
10790
10791 2017-02-14  Uros Bizjak  <ubizjak@gmail.com>
10792
10793         PR target/79495
10794         * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
10795
10796 2017-02-14  H.J. Lu  <hongjiu.lu@intel.com>
10797
10798         PR target/79498
10799         * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
10800         the extra instruction to the right place to store 128-bit constant
10801         when needed.
10802
10803 2017-02-14  Martin Sebor  <msebor@redhat.com>
10804
10805         PR middle-end/79448
10806         * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
10807           warning for strings of unknown length.
10808
10809 2017-02-13  Segher Boessenkool  <segher@kernel.crashing.org>
10810
10811         * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
10812
10813 2017-02-14  Jeff Law  <law@redhat.com>
10814
10815         PR target/79404
10816         * ira-costs.c (scan_one_insn): Initialize register move costs
10817         for pseudos seen in USE/CLOBBER insns.
10818
10819         PR tree-optimization/79095
10820         * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
10821         if the numerator has the range ~[0,0] make the resultant range ~[0,0].
10822         (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
10823         if the operands are known to be not equal, then the resulting range
10824         is ~[0,0].
10825         (intersect_ranges): If the new range is ~[0,0] and the old range is
10826         wide, then prefer ~[0,0].
10827         * tree-vrp.c (overflow_comparison_p_1): New function.
10828         (overflow_comparison_p): New function.
10829         * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
10830         if NAME is used in an overflow test.
10831         (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
10832         overflow check that can be expressed as an equality test, then adjust
10833         ops to be that equality test.
10834
10835 2017-02-14  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
10836
10837         * config/s390/s390-builtin-types.def: Remove flags argument.
10838         * config/s390/s390.c (s390_init_builtins): Likewise.
10839
10840 2017-02-14  Martin Liska  <mliska@suse.cz>
10841
10842         * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
10843         vector.  Fix trailing white spaces.
10844
10845 2017-02-14  James Greenhalgh  <james.greenhalgh@arm.com>
10846
10847         * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
10848         HFmode.
10849
10850 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
10851
10852         PR rtl-optimization/68664
10853         * config/arm/arm.c (arm_sched_can_speculate_insn):
10854         New function.  Declare prototype.
10855         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
10856
10857 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
10858
10859         PR rtl-optimization/68664
10860         * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
10861         New function.
10862         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
10863
10864 2017-02-14  Amit Pawar  <amit.pawar@amd.com>
10865
10866         * config/i386/i386.c (znver1_cost): Fix the alignment for function and
10867         max skip bytes for function, loop and jump.
10868
10869 2017-02-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
10870
10871         * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
10872         ABS_EXPR for gimple dump.
10873
10874 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
10875
10876         PR target/79462
10877         * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
10878
10879         PR tree-optimization/79408
10880         * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
10881         case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
10882         (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
10883         also if rhs1 is INTEGER_CST.
10884
10885 2017-02-14  Richard Biener  <rguenther@suse.de>
10886
10887         PR middle-end/79432
10888         * tree-into-ssa.c (insert_phi_nodes): When the function can
10889         have abnormal edges rewrite SSA names with broken use-def
10890         dominance out of SSA and register them for PHI insertion.
10891
10892 2017-02-13  Martin Sebor  <msebor@redhat.com>
10893
10894         PR middle-end/79496
10895         * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
10896         clearing info.nowrite flag when snprintf size argument is a range.
10897
10898 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
10899
10900         * cprop.c (cprop_jump): Add missing space in string literal.
10901         * tree-ssa-structalias.c (rewrite_constraints): Likewise.
10902         (get_constraint_for_component_ref): Likewise.
10903         * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
10904         * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
10905         * lra-constraints.c (process_alt_operands): Likewise.
10906         * ipa-inline.c (inline_small_functions): Likewise.
10907         * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
10908         * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
10909         * trans-mem.c (diagnose_tm_1_op): Likewise.
10910         * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
10911         (grid_parallel_clauses_gridifiable): Likewise.
10912
10913         * config/nvptx/mkoffload.c (process): Add space in between
10914         , and %d.
10915
10916         * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
10917         "MOD4_SSE_REGS" and "ALL_REGS".
10918
10919         * spellcheck.c (test_data): Add , in between "foo" and "food".
10920
10921 2017-02-13  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
10922
10923         PR target/79449
10924         * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
10925         boundary crossing check and subsequent code generation agree.
10926
10927 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
10928
10929         * config/aarch64/aarch64.c (has_memory_op): Delete.
10930         (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
10931         has_memory_op.
10932
10933 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
10934
10935         PR rtl-optimization/79388
10936         PR rtl-optimization/79450
10937         * combine.c (distribute_notes): When removing TEM_INSN for which
10938         corresponding dest has last value recorded, invalidate that last
10939         value.
10940
10941 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
10942
10943         * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
10944         of explicit '@'.  Add missing assembly comment marker on branch costs
10945         printout.
10946
10947 2017-02-13  Nathan Sidwell  <nathan@acm.org>
10948
10949         * gengtype-lex.l (<in_struct>): Add '/'.
10950
10951 2017-02-13  Martin Liska  <mliska@suse.cz>
10952
10953         PR c/79471
10954         * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
10955
10956 2017-02-13  Richard Biener  <rguenther@suse.de>
10957
10958         * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
10959         Remove.
10960         * configure: Re-generate.
10961         * config.in: Likewise.
10962         * graphite-dependences.c: Simplify as if
10963         HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
10964         * graphite-isl-ast-to-gimple.c: Likewise.
10965         * graphite-optimize-isl.c: Likewise.
10966         * graphite-poly.c: Likewise.
10967         * graphite-sese-to-poly.c: Likewise.
10968         * graphite.h: Likewise.
10969         * toplev.c: Include isl/version.h and use isl_version () for
10970         printing the ISL version.
10971         * doc/install.texi: Update ISL requirement.
10972
10973 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
10974
10975         * doc/standards.texi (Standards): Update reference to
10976         Objective-C 2.0.
10977
10978 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
10979
10980         * doc/extend.texi (Named Address Spaces): sourceware.org now
10981         defaults to https.
10982         * doc/install.texi (Binaries): Ditto.
10983         (Specific): Ditto.
10984
10985 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
10986
10987         * doc/cpp.texi: Replace "stringify"/"stringification" with C
10988         standard terminology "stringize"/"stringizing" throughout.
10989         * doc/cppinternals.texi: Likewise.
10990
10991 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
10992
10993         * doc/extend.texi: Fix some spelling mistakes and typos.
10994         * doc/invoke.texi: Likewise.
10995
10996 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
10997
10998         PR ipa/79224
10999         * params.def (inline-min-speedup) Change from 10 to 8.
11000
11001 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
11002
11003         * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
11004         4.5.
11005
11006 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
11007
11008         PR ipa/79224
11009         * ipa-inline-analysis.c (get_minimal_bb): New function.
11010         (record_modified): Use it.
11011         (remap_edge_change_prob): Handle also ancestor functions.
11012
11013 2017-02-11  Gerald Pfeifer  <gerald@pfeifer.com>
11014
11015         * doc/contrib.texi (Contributors): Remove broken link into
11016         the Mauve CVS repository.
11017
11018 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
11019
11020         PR middle-end/79454
11021         * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
11022         result computation whenever lhs doesn't have vector mode, not
11023         just when it has BLKmode.
11024
11025 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
11026
11027         * doc/makefile.texi (profiledbootstrap): Refer to the
11028         installation instructions only in textual form.
11029
11030 2017-02-10  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
11031
11032         PR target/79295
11033         * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
11034
11035 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
11036
11037         * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
11038         (Specific): Update mingw-w64 reference.
11039         (Binaries): Ditto.
11040         (Specific): Remove broken link to Renesas RX processor.
11041
11042 2017-02-10  Richard Biener  <rguenther@suse.de>
11043
11044         * toplev.c (process_options): Do not mention obsolete graphite
11045         options when printing sorry message about missing graphite support.
11046         Mention -floop-nest-optimize.
11047
11048 2017-02-10  Christophe Lyon  <christophe.lyon@linaro.org>
11049
11050         * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
11051         (vtst_p16): Likewise.
11052         (vtstq_p8): Likewise.
11053         (vtstq_p16): Likewise.
11054         (vtst_p64): New.
11055         (vtstq_p64): Likewise.
11056         * config/arm/arm_neon.h (vgetq_lane_p64): New.
11057         (vset_lane_p64): New.
11058         (vsetq_lane_p64): New.
11059
11060 2017-02-10  Jakub Jelinek  <jakub@redhat.com>
11061
11062         PR tree-optimization/79411
11063         * tree-ssa-reassoc.c (is_reassociable_op): Return false if
11064         stmt operands are SSA_NAMEs used in abnormal phis.
11065         (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
11066         phis.
11067
11068 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
11069
11070         PR ipa/70795
11071         * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
11072         flag if needed.
11073
11074 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
11075
11076         * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
11077
11078 2017-02-09  Jakub Jelinek  <jakub@redhat.com>
11079
11080         * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
11081         to avoid warning.
11082
11083         PR c/79413
11084         * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
11085         not arbitrary TREE_CONSTANT.
11086
11087         PR c/79431
11088         * gimplify.c (gimplify_adjust_omp_clauses): Ignore
11089         "omp declare target link" attribute unless is_global_var.
11090         * omp-offload.c (find_link_var_op): Likewise.
11091
11092 2017-02-09  Nathan Sidwell  <nathan@codesourcery.com>
11093             Chung-Lin Tang  <cltang@codesourcery.com>
11094
11095         * gimplify.c (gimplify_scan_omp_clauses): No special handling for
11096         OMP_CLAUSE_TILE.
11097         (gimplify_adjust_omp_clauses): Don't delete TILE.
11098         (gimplify_omp_for): Deal with TILE.
11099         * internal-fn.c (expand_GOACC_TILE): New function.
11100         * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
11101         (GOACC_TILE): New.
11102         * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
11103         (expand_oacc_collapse_init): Add LOC paramter.  Initialize tile
11104         element fields.
11105         (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
11106         avoid DIV for outermost collapse var.
11107         (expand_oacc_for): Insert tile element loop as needed.  Adjust.
11108         Remove out of date comments, fix whitespace.
11109         * omp-general.c (omp_extract_for_data): Deal with tiling.
11110         * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
11111         adjust OLF_DIM_BASE value.
11112         (struct omp_for_data): Add tiling field.
11113         * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
11114         (lower_oacc_head_mark): Add OLF_TILE as appropriate.  Ensure 2 levels
11115         for auto loops.  Remove default auto determining, moved to
11116         oacc_loop_fixed_partitions.
11117         * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
11118         stmts, add e_mask field.
11119         (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
11120         (oacc_thread_numbers): Use oacc_dim_call.
11121         (oacc_xform_tile): New.
11122         (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
11123         (finish_oacc_loop): Adjust for ifns vector.
11124         (oacc_loop_discover_walk): Append loop abstraction sites to list,
11125         add case for GOACC_TILE fns.
11126         (oacc_loop_xform_loop): Delete.
11127         (oacc_loop_process): Iterate over call list directly, and add
11128         handling for GOACC_TILE fns.
11129         (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
11130         dump partitioning.
11131         (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
11132         vector partitioning to outer loops.  Assign 2 partitions to loops
11133         when available. Add TILE handling.
11134         (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
11135         (execite_oacc_device_lower): Process GOACC_TILE fns,
11136         ignore unknown specs.
11137         * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
11138         * tree.c (omp_clause_num_ops): Adjust TILE ops.
11139         * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
11140
11141 2017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>
11142
11143         * configure.ac (ACX_BUGURL): Update.
11144         * configure: Regenerate.
11145
11146 2017-02-09  Richard Biener  <rguenther@suse.de>
11147
11148         PR tree-optimization/69823
11149         * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11150         Properly enumerate all BBs in the region.  Use auto_vec/auto_bitmap.
11151
11152 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
11153
11154         * config/arc/arc-c.def: Add __NPS400__ definition.
11155         * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
11156         (TARGET_NPS400): Define.
11157
11158 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
11159
11160         * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
11161         file.
11162         (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
11163         pointer, arch_info.
11164         (arc_cpu_types): Fill the arch_info field with a pointer into the
11165         arc_arch_types table.
11166         (arc_selected_cpu): Declare.
11167         * config/arc/arc.c (arc_selected_cpu): Make global.
11168         (arc_selected_arch): Delete.
11169         (arc_base_cpu): Delete.
11170         (arc_override_options): Remove references to deleted variables,
11171         update access to arch information.
11172         (ARC_OPT): Update access to arch information.
11173         (ARC_OPTX): Likewise.
11174         * config/arc/arc.h (arc_base_cpu): Remove declaration.
11175         (TARGET_ARC600): Update access to arch information.
11176         (TARGET_ARC601): Likewise.
11177         (TARGET_ARC700): Likewise.
11178         (TARGET_EM): Likewise.
11179         (TARGET_HS): Likewise.
11180         * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
11181         information.
11182
11183 2017-02-08  Pat Haugen  <pthaugen@us.ibm.com>
11184
11185         PR target/78604
11186         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
11187         condition/operands for integer GE/LE/GEU/LEU operations.
11188
11189 2017-02-08  Segher Boessenkool  <segher@kernel.crashing.org>
11190
11191         PR translation/79397
11192         * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
11193         of AltiVec.
11194
11195 2017-02-08  Martin Jambor  <mjambor@suse.cz>
11196
11197         PR ipa/79375
11198         * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
11199         whether allocation happened.
11200         (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
11201         nothing was allocated.
11202
11203 2017-02-08  Jakub Jelinek  <jakub@redhat.com>
11204
11205         PR tree-optimization/79408
11206         * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
11207         constant, but SSA_NAME with a known integer range, use the minimum
11208         of that range instead of op1 to determine if modulo can be replaced
11209         with its first operand.
11210
11211 2016-02-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11212
11213         * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
11214
11215 2017-02-08  Richard Biener  <rguenther@suse.de>
11216
11217         PR tree-optimization/71824
11218         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
11219         Check all loops contained in the merged region.
11220
11221 2017-02-07  Andrew Pinski  <apinski@cavium.com>
11222
11223         * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
11224
11225 2017-02-07  Andrew Pinski  <apinski@cavium.com>
11226
11227         * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
11228         (thunderxt88): Likewise.
11229         (thunderxt81): Disable LSE and change v8.1 to v8.
11230         (thunderxt83): Likewise.
11231
11232 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
11233             Richard Biener  <rguenther@suse.de>
11234
11235         PR middle-end/79399
11236         * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
11237         type from int to size_t.
11238         * ira-costs.c (struct_costs_size): Change type from int to size_t.
11239
11240 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
11241
11242         PR rtl-optimization/79386
11243         * cprop.c (bypass_conditional_jumps): Initialize
11244         bypass_last_basic_block already before splitting bbs after
11245         unconditional traps...
11246         (bypass_conditional_jumps): ... rather than here.
11247
11248         PR target/79299
11249         * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
11250         (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
11251         *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
11252         fix -masm=intel patterns.
11253
11254 2017-02-07  Richard Biener  <rguenther@suse.de>
11255
11256         PR tree-optimization/79256
11257         PR middle-end/79278
11258         * builtins.c (get_object_alignment_2): Use min_align_of_type
11259         to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
11260         and ADJUST_FIELD_ALIGN.
11261
11262         * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
11263         type parameter.
11264         * doc/tm.texi: Regenerate.
11265         * stor-layout.c (layout_decl): Adjust.
11266         (update_alignment_for_field): Likewise.
11267         (place_field): Likewise.
11268         (min_align_of_type): Likewise.
11269         * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
11270         * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
11271         * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
11272         * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
11273         * config/frv/frv.c (frv_adjust_field_align): Likewise.
11274         * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
11275         * config/i386/i386.c (x86_field_alignment): Likewise.
11276         * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11277         * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
11278         * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
11279         * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11280         * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
11281         * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
11282          Likewise.
11283
11284         Revert
11285         2017-01-30  Richard Biener  <rguenther@suse.de>
11286
11287         PR tree-optimization/79256
11288         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
11289         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
11290         alignment on TYPE.
11291
11292 2017-02-07  Toma Tabacu  <toma.tabacu@imgtec.com>
11293
11294         * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
11295         argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
11296         builtins to SImode and emit a zero-extend, if necessary.
11297
11298 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
11299
11300         * docs/invoke.texi (RISC-V Options): Alphabetize.
11301
11302 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
11303
11304         * doc/invoke.texi (RISC-V Options): Use two spaces to separate
11305         options.
11306
11307 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
11308
11309         * config/riscv/riscv.c: New file.
11310         * gcc/common/config/riscv/riscv-common.c: Likewise.
11311         * config.gcc: Likewise.
11312         * config/riscv/constraints.md: Likewise.
11313         * config/riscv/elf.h: Likewise.
11314         * config/riscv/generic.md: Likewise.
11315         * config/riscv/linux.h: Likewise.
11316         * config/riscv/multilib-generator: Likewise.
11317         * config/riscv/peephole.md: Likewise.
11318         * config/riscv/pic.md: Likewise.
11319         * config/riscv/predicates.md: Likewise.
11320         * config/riscv/riscv-builtins.c: Likewise.
11321         * config/riscv/riscv-c.c: Likewise.
11322         * config/riscv/riscv-ftypes.def: Likewise.
11323         * config/riscv/riscv-modes.def: Likewise.
11324         * config/riscv/riscv-opts.h: Likewise.
11325         * config/riscv/riscv-protos.h: Likewise.
11326         * config/riscv/riscv.h: Likewise.
11327         * config/riscv/riscv.md: Likewise.
11328         * config/riscv/riscv.opt: Likewise.
11329         * config/riscv/sync.md: Likewise.
11330         * config/riscv/t-elf-multilib: Likewise.
11331         * config/riscv/t-linux: Likewise.
11332         * config/riscv/t-linux-multilib: Likewise.
11333         * config/riscv/t-riscv: Likewise.
11334         * configure.ac: Likewise.
11335         * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
11336         Waterman as RISC-V maintainers.
11337         * doc/install.texi: Add RISC-V entries.
11338         * doc/invoke.texi: Add RISC-V options section.
11339         * doc/md.texi: Add RISC-V constraints section.
11340         * configure: Regenerated.
11341
11342 2017-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
11343
11344         PR target/66144
11345         * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
11346         false values to be constant vectors with all 0 or all 1 bits set.
11347         (vcondu<mode><mode>): Likewise.
11348         * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
11349         predicate.
11350         (fpmask_comparison_operator): Update comment.
11351         (vecint_comparison_operator): New predicate.
11352         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
11353         vector conditionals when the true and false values are constant
11354         vectors with all 0 bits or all 1 bits set.
11355
11356 2017-02-06  Martin Sebor  <msebor@redhat.com>
11357
11358         PR  tree-optimization/79376
11359         * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
11360
11361 2017-02-06  Uros Bizjak  <ubizjak@gmail.com>
11362
11363         * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
11364         explicit subreg RTX with operand 1.  Use VECTOR_MODE_P predicate
11365         to simplify split condition.
11366
11367 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
11368
11369         * omp-expand.c (oxpand_omp_atomic_fetch_op,
11370         expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
11371         false.
11372
11373 2017-02-06  Segher Boessenkool  <segher@kernel.crashing.org>
11374
11375         PR rtl-optimization/68664
11376         * target.def (can_speculate_insn): New hook.
11377         * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
11378         * doc/tm.texi: Regenerate.
11379         * sched-rgn.c (can_schedule_ready_p): Use the new hook.
11380         * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
11381         (rs6000_sched_can_speculate_insn): New function.
11382
11383 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
11384
11385         PR tree-optimization/79284
11386         * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
11387         * tree-vect-stmts.c (vect_get_vec_def_for_operand,
11388         vectorizable_mask_load_store, vectorizable_operation,
11389         vect_is_simple_cond, get_same_sized_vectype): Use it instead
11390         of comparing TREE_CODE of a type against BOOLEAN_TYPE.
11391         * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
11392         vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
11393         * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
11394         * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11395         Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
11396         is_gimple_assign (stmt).  Replace another such test with
11397         is_gimple_assign (stmt).
11398
11399 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
11400
11401         PR target/78883
11402         * config/avr/avr.c (rtl-iter.h): Include it.
11403         (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
11404         (avr_legitimate_combined_insn): ...and implementation.
11405
11406 2017-02-06  Dominik Vogt  <vogt@linux.vnet.ibm.com>
11407
11408         * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
11409         * config/s390/s390.c (s390_const_operand_ok)
11410         (s390_canonicalize_comparison, s390_extract_part)
11411         (s390_single_part, s390_contiguous_bitmask_nowrap_p)
11412         (s390_contiguous_bitmask_p, s390_rtx_costs)
11413         (legitimize_pic_address): Likewise.
11414         * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
11415         * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
11416         ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
11417         ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
11418         * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
11419
11420 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
11421
11422         * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
11423         REGNO($0) == REGNO($1).
11424
11425 2017-02-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
11426
11427         * config/s390/linux.h(SIZE_TYPE): Add comment.
11428
11429 2017-02-06  Julian Brown  <julian@codesourcery.com>
11430             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
11431             Virendra Pathak  <virendra.pathak@broadcom.com>
11432
11433         * config/aarch64/aarch64-cores.def: Change the scheduler
11434         to Thunderx2t99.
11435         * config/aarch64/aarch64.md: Include thunderx2t99.md.
11436         * config/aarch64/thunderx2t99.md: New file.
11437
11438 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
11439
11440         * doc/standards.texi (Go Language): Update link to language
11441         standard.
11442
11443 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
11444
11445         * tree-eh.c (lower_resx): Sanitize profile.
11446         (cleanup_empty_eh_move_lp): Likewise.
11447
11448 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
11449
11450         PR tree-ssa/79347
11451         * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
11452         ELSE_PROB.
11453         * cfgloopmanip.h (loop_version): Update prototype.
11454         * modulo-sched.c (sms_schedule): Update call of loop_version.
11455         * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
11456         * tree-parloops.c (gen_parallel_loop): Likewise.
11457         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11458         * tree-ssa-loop-split.c (split_loop): Likewise.
11459         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
11460         * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
11461
11462 2017-02-05  Martin Liska  <mliska@suse.cz>
11463
11464         PR bootstrap/78985
11465         * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
11466         variable to NULL.
11467         (print_operand_address): Initialize a struct to zero.
11468
11469 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
11470
11471         * doc/contrib.texi (Contributors): Refer to Hans Boehm's
11472         garbage collector only in textual form.
11473
11474 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
11475
11476         * doc/extend.texi (x86 specific memory model extensions for
11477         transactional memory): Simplify a phrase.
11478
11479 2017-02-05  Eric Botcazou  <ebotcazou@adacore.com>
11480
11481         PR target/79353
11482         * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
11483         'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
11484         (atomic_storedi_1): Likewise.
11485
11486 2017-02-04  Jakub Jelinek  <jakub@redhat.com>
11487
11488         PR tree-optimization/79338
11489         * tree-parloops.c (gather_scalar_reductions): Don't call
11490         vect_analyze_loop_form for loop->inner before destroying loop's
11491         loop_vinfo.
11492
11493 2017-02-03  Martin Sebor  <msebor@redhat.com>
11494
11495         PR tree-optimization/79327
11496         * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
11497         when precision has resulted in leading zeros.
11498         (format_integer): Adjust the likely counter to assume an unknown
11499         argument that may be zero is non-zero.
11500
11501 2017-02-03  Jason Merrill  <jason@redhat.com>
11502
11503         PR c++/78689
11504         * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
11505         avoid copying non-taken branch.
11506
11507 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
11508
11509         PR tree-optimization/79340
11510         * tree-vect-loop.c (vectorizable_reduction): Release
11511         vec_defs elements after safe_splicing them into other vectors.
11512         Formatting fixes.
11513
11514         PR tree-optimization/79327
11515         * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
11516         true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
11517         dirtype.
11518         (format_integer): Use wide_int_to_tree instead of build_int_cst
11519         + to_?hwi.  If argmin is NULL, just set argmin and argmax to
11520         TYPE_{MIN,MAX}_VALUE of argtype.  Simplify and fix computation
11521         of shortest and longest sequence.
11522
11523 2017-02-03  Uros Bizjak  <ubizjak@gmail.com>
11524
11525         * config/i386/i386.c (dimode_scalar_chain::convert_reg):
11526         Use pextrd for TARGET_SSE4_1 when creating scalar copy.
11527
11528 2017-02-03  Walter Lee  <walt@tilera.com>
11529
11530         PR target/78862
11531         * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
11532         after initial stackframe link reg save.
11533         * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
11534
11535 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
11536
11537         PR target/79354
11538         * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
11539         wu for stxssp alternative.
11540
11541 2017-02-03  Martin Sebor  <msebor@redhat.com>
11542
11543         PR tree-optimization/79352
11544         * gimple-fold.c (get_range_strlen): Add argument.
11545         (get_range_strlen): Change return type to bool.
11546         (get_maxval_strlen): Pass in a dummy argument.
11547         * gimple-fold.h (get_range_strlen): Change return type to bool.
11548         * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
11549         * tree.h (array_at_struct_end_p): Add argument.
11550         * tree.c (array_at_struct_end_p): Handle it.
11551
11552 2017-02-03  Martin Liska  <mliska@suse.cz>
11553
11554         PR lto/66295
11555         * multiple_target.c (create_dispatcher_calls): Redirect edge
11556         from a caller of a dispatcher.
11557         (expand_target_clones): Make the clones local.
11558         (ipa_target_clone): Do both target clones and resolvers.
11559         (ipa_dispatcher_calls): Remove the pass.
11560         (pass_dispatcher_calls::gate): Likewise.
11561         (make_pass_dispatcher_calls): Likewise.
11562         * passes.def (pass_target_clone): Put as very first IPA early
11563         pass.
11564
11565 2017-02-03  Martin Liska  <mliska@suse.cz>
11566
11567         * symtab.c (symtab_node::binds_to_current_def_p): Bail out
11568         in case of a function with ifunc attribute.
11569
11570 2017-02-03  Martin Liska  <mliska@suse.cz>
11571
11572         * cgraph.c (cgraph_node::dump): Dump function version info.
11573         * symtab.c (symtab_node::dump_base): Add missing new line.
11574
11575 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
11576
11577         * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
11578         (ifcombine_ifandif): Use it.
11579
11580 2017-02-03  Martin Liska  <mliska@suse.cz>
11581
11582         * doc/invoke.texi: Document default value for
11583         use-after-scope-direct-emission-threshold.
11584
11585 2017-02-03  Martin Liska  <mliska@suse.cz>
11586
11587         PR tree-optimization/79339
11588         * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
11589         (format_floating): Likewise.
11590
11591 2017-02-03  Martin Liska  <mliska@suse.cz>
11592
11593         PR ipa/79337
11594         * ipa-prop.c (ipa_node_params_t::insert): Remove current
11595         implementation.
11596         (ipa_node_params_t::remove): Likewise.
11597         * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
11598         initialization from removed ipa_node_params_t::insert.
11599         (ipa_node_params::~ipa_node_params): Move from removed
11600         ipa_node_params_t::release.
11601         * symbol-summary.h (symbol_summary::m_released): New member.
11602         Do not release a summary twice.  Do not allow to call finalizer
11603         for types of a summary that live in GGC memory.
11604
11605 2017-02-02  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
11606
11607         * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
11608         cmp_branch fusion.
11609
11610 2017-02-02  Martin Sebor  <msebor@redhat.com>
11611
11612         PR middle-end/79275
11613         * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
11614         (format_string): Tighten up the range of output for non-constant
11615         strings and correct the expected range for wide non-constant strings.
11616
11617 2017-02-02  Martin Sebor  <msebor@redhat.com>
11618
11619         * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
11620
11621         PR middle-end/32003
11622         * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
11623         index.
11624         (-fdump-tree-@var): Add to index and document how to come up
11625         with pass-specific option and dump file names.
11626         (-fdump-passes): Clarify where to look for output.
11627
11628 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
11629
11630         PR middle-end/77445
11631         * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
11632         statistics of the analyzed path; allow threading for speed when
11633         any of BBs along the path are optimized for speed.
11634
11635 2017-02-02  Eric Botcazou  <ebotcazou@adacore.com>
11636
11637         PR middle-end/78468
11638         * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
11639         settings of the virtual registers.
11640
11641         Revert again
11642         2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
11643
11644         * explow.c (get_dynamic_stack_size): Take known alignment of stack
11645         pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11646         needed.
11647
11648 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
11649
11650         * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
11651         ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
11652
11653 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
11654
11655         * config/s390/s390.md: Add missing comments with the expanded
11656         mnemonics.
11657         * config/s390/vector.md: Likewise.
11658         * config/s390/vx-builtins.md: Likewise.
11659
11660 2017-02-02  Jakub Jelinek  <jakub@redhat.com>
11661
11662         PR target/79197
11663         * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
11664         (fixuns_trunc<mode>di2): ... this, remove previous expander.  Put all
11665         conditions on a single line.
11666
11667 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
11668
11669         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
11670         __S390_VX__ to __VX__.
11671
11672 2017-02-01  Andrew Pinski  <apinski@cavium.com>
11673
11674         * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
11675         stmt_info to record_stmt_cost.
11676         (vect_get_known_peeling_cost): Pass stmt_info if known to
11677         record_stmt_cost.
11678         * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
11679         cpu_vector_cost field into
11680         scalar_int_stmt_cost and scalar_fp_stmt_cost.  Split vec_stmt_cost
11681         field into vec_int_stmt_cost and vec_fp_stmt_cost.
11682         * config/aarch64/aarch64.c (generic_vector_cost): Update for the
11683         splitting of scalar_stmt_cost and vec_stmt_cost.
11684         (thunderx_vector_cost): Likewise.
11685         (cortexa57_vector_cost): LIkewise.
11686         (exynosm1_vector_cost): Likewise.
11687         (xgene1_vector_cost): Likewise.
11688         (thunderx2t99_vector_cost): Improve after the splitting of the two
11689         fields.
11690         (aarch64_builtin_vectorization_cost): Update for the splitting of
11691         scalar_stmt_cost and vec_stmt_cost.
11692
11693 2017-02-01  Torvald Riegel  <triegel@redhat.com>
11694             Richard Henderson  <rth@redhat.com>
11695
11696         * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
11697         conditional on existance of a fast atomic load.
11698         * optabs-query.c (can_atomic_load_p): New function.
11699         * optabs-query.h (can_atomic_load_p): Declare it.
11700         * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
11701         no fast atomic load is available for the particular size of access.
11702         (expand_atomic_compare_and_swap): Likewise.
11703         (expand_atomic_load): Likewise.
11704         (expand_atomic_store): Likewise.
11705         (expand_atomic_fetch_op): Likewise.
11706         * testsuite/lib/target-supports.exp
11707         (check_effective_target_sync_int_128): Remove x86 because it provides
11708         no fast atomic load.
11709         (check_effective_target_sync_int_128_runtime): Likewise.
11710
11711 2017-02-01  Richard Biener  <rguenther@suse.de>
11712
11713         * graphite.c: Include tree-vectorizer.h for find_loop_location.
11714         (graphite_transform_loops): Provide opt-info for optimized nests.
11715         * tree-parloop.c (parallelize_loops): Provide opt-info for
11716         parallelized loops.
11717
11718 2017-02-01  Richard Biener  <rguenther@suse.de>
11719
11720         PR middle-end/79315
11721         * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
11722         was not set before.
11723
11724 2017-02-01  Richard Biener  <rguenther@suse.de>
11725
11726         PR tree-optimization/71824
11727         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
11728         Verify the loops are valid in the merged SESE region.
11729         (scop_detection::can_represent_loop_1): Check analyzing the
11730         evolution of the number of iterations in the region succeeds.
11731
11732 2017-01-31  Ian Lance Taylor  <iant@golang.org>
11733
11734         * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
11735         REG_ARGS_SIZE note to 32-bit push insns and call insn.
11736
11737 2017-01-31  David Malcolm  <dmalcolm@redhat.com>
11738
11739         PR preprocessor/79210
11740         * input.c (get_substring_ranges_for_loc): Replace line_width
11741         assertion with error-handling.
11742
11743 2017-01-31  Richard Biener  <rguenther@suse.de>
11744
11745         PR tree-optimization/77318
11746         * graphite-sese-to-poly.c (extract_affine): Fix assert.
11747         (create_pw_aff_from_tree): Take loop parameter.
11748         (add_condition_to_pbb): Pass loop of the condition to
11749         create_pw_aff_from_tree.
11750
11751 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
11752
11753         * config/s390/s390.c (s390_asan_shadow_offset): New function.
11754         (TARGET_ASAN_SHADOW_OFFSET): Redefine.
11755
11756 2017-01-31  Michael Meissner  <meissner@linux.vnet.ibm.com>
11757
11758         PR target/78597
11759         PR target/79038
11760         * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
11761         no longer used.
11762         (convert_int_to_float128): Likewise.
11763         * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
11764         (convert_int_to_float128): Likewise.
11765         * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
11766         (UNSPEC_IEEE128_CONVERT): Likewise.
11767         (floatsi<mode>2, FLOAT128 iterator): Bypass calling
11768         rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
11769         Use local variables for IBM extended format.
11770         (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
11771         (fix_trunc<mode>si2_fprs): Likewise.
11772         (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
11773         (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
11774         (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
11775         to know that we can now have integers of all sizes in vector
11776         registers.
11777         (fix<uns>_<mode>di2_hw): Likewise.
11778         (float<uns>_<mode>si2_hw): Likewise.
11779         (fix_<mode>si2_hw): Likewise.
11780         (fixuns_<mode>si2_hw): Likewise.
11781         (float<uns>_<mode>di2_hw): Likewise.
11782         (float_<mode>di2_hw): Likewise.
11783         (float_<mode>si2_hw): Likewise.
11784         (floatuns_<mode>di2_hw): Likewise.
11785         (floatuns_<mode>si2_hw): Likewise.
11786         (xscvqp<su>wz_<mode>): Delete, no longer used.
11787         (xscvqp<su>dz_<mode>): Likewise.
11788         (xscv<su>dqp_<mode>): Likewise.
11789         (ieee128_mfvsrd_64bit): Likewise.
11790         (ieee128_mfvsrd_32bit): Likewise.
11791         (ieee128_mfvsrwz): Likewise.
11792         (ieee128_mtvsrw): Likewise.
11793         (ieee128_mtvsrd_64bit): Likewise.
11794         (ieee128_mtvsrd_32bit): Likewise.
11795
11796 2017-01-31  Martin Liska  <mliska@suse.cz>
11797
11798         PR ipa/79285
11799         * ipa-prop.c (ipa_free_all_node_params): Call release method
11800         instead of ~sumbol_summary to not to trigger double times
11801         dtor of hash_map.
11802
11803 2017-01-31  Aldy Hernandez  <aldyh@redhat.com>
11804
11805         PR tree-optimization/71691
11806         * bitmap.h (class auto_bitmap): New.
11807         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
11808         is_maybe_undefined instead of ssa_undefined_value_p.
11809
11810 2017-01-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
11811
11812         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
11813         __S390_ARCH_LEVEL__ to __ARCH__.
11814
11815 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
11816
11817         PR tree-optimization/79267
11818         * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
11819         if should_remove_lhs_p is true.
11820
11821 2017-01-30  Alexandre Oliva <aoliva@redhat.com>
11822
11823         PR debug/63238
11824         * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
11825         (add_alignment_attribute): New.
11826         (base_type_die): Add alignment attribute.
11827         (subrange_type_die): Likewise.
11828         (modified_type_die): Likewise.
11829         (gen_array_type_die): Likewise.
11830         (gen_descr_array_type_die: Likewise.
11831         (gen_enumeration_type_die): Likewise.
11832         (gen_subprogram_die): Likewise.
11833         (gen_variable_die): Likewise.
11834         (gen_field_die): Likewise.
11835         (gen_ptr_to_mbr_type_die): Likewise.
11836         (gen_struct_or_union_type_die): Likewise.
11837         (gen_subroutine_type_die): Likewise.
11838         (gen_typedef_die): Likewise.
11839         (base_type_cmp): Compare alignment attribute.
11840
11841 2017-01-30  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
11842
11843         PR target/79170
11844         * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
11845         (setb_unsigned) New pattern for setb with CCUNS.
11846         * config/rs6000/rs6000.c (expand_block_compare): Use a different
11847         subfc./subfe sequence to avoid overflow problems.  Generate a
11848         shorter sequence with cmpld/setb for power9.
11849         * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
11850         for generating subfc. instruction.
11851         (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
11852         now uses this instruction.
11853
11854 2017-01-30  Ian Lance Taylor  <iant@google.com>
11855
11856         PR debug/79289
11857         * dwarf2out.c (gen_type_die_with_usage): When picking a variant
11858         for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
11859
11860 2017-01-30  Martin Sebor  <msebor@redhat.com>
11861
11862         * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
11863         Move constant to the right of a relational operator.
11864         (get_mpfr_format_length, format_character, format_string): Ditto.
11865         (should_warn_p, maybe_warn): Same.
11866
11867         * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
11868
11869 2017-01-30  Maxim Ostapenko  <m.ostapenko@samsung.com>
11870
11871         PR lto/79061
11872         * asan.c (get_translation_unit_decl): Remove function.
11873         (asan_add_global): Force has_dynamic_init to zero in LTO mode.
11874
11875 2017-01-30  Martin Liska  <mliska@suse.cz>
11876
11877         PR gcov-profile/79259
11878         * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
11879         -fprofile-generate.
11880
11881 2017-01-30  Martin Liska  <mliska@suse.cz>
11882
11883         PR bootstrap/78985
11884         * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
11885         Initialize variables with NULL value.
11886
11887 2017-01-30  Richard Earnshaw  <rearnsh@arm.com>
11888
11889         PR target/79260
11890         * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
11891         tm_p_file.
11892         * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
11893
11894 2017-01-30  Richard Biener  <rguenther@suse.de>
11895
11896         PR tree-optimization/79276
11897         * tree-vrp.c (process_assert_insertions): Properly adjust common
11898         when removing a duplicate.
11899
11900         * gcc.dg/torture/pr79276.c: New testcase.
11901
11902 2017-01-30  Richard Biener  <rguenther@suse.de>
11903
11904         PR tree-optimization/79256
11905         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
11906         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
11907         alignment on TYPE.
11908         * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
11909
11910 2017-01-30  Dominik Vogt  <vogt@linux.vnet.ibm.com>
11911
11912         PR target/79240
11913         * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
11914         ("*r<noxa>sbg_<mode>_sll_bitmask")
11915         ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11916         ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
11917         Use contiguous_bitmask_nowrap_operand.
11918
11919 2017-01-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11920
11921         PR target/79268
11922         * config/rs6000/altivec.h (vec_xl): Revise #define.
11923         (vec_xst): Likewise.
11924
11925 2017-01-27  Uros Bizjak  <ubizjak@gmail.com>
11926
11927         * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
11928
11929 2017-01-27  Bernd Schmidt  <bschmidt@redhat.com>
11930
11931         PR rtl-optimization/79194
11932         * cprop.c (one_cprop_pass): Move deletion of code after unconditional
11933         traps before call to bypass_conditional_jumps.
11934
11935 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
11936
11937         PR tree-optimization/71374
11938         * lra-constraints.c (check_conflict_input_operands): New.
11939         (match_reload): Use it.
11940
11941 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
11942
11943         PR target/79131
11944         * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
11945         account to calculate conflict_set.
11946
11947 2017-01-27  Bin Cheng  <bin.cheng@arm.com>
11948
11949         PR rtl-optimization/78559
11950         * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
11951         other_insn in combine.
11952
11953 2017-01-27  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>
11954
11955         * builtin-types.def: Use unsigned_char_type_node for BT_UINT8.  Use
11956         uint16_type_node for BT_UINT16.
11957
11958 2017-01-27  David Malcolm  <dmalcolm@redhat.com>
11959
11960         * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
11961         "RTL Tests" to menu.
11962         (GIMPLE Tests): New node.
11963         (RTL Tests): New node.
11964
11965 2017-01-27  Richard Biener  <rguenther@suse.de>
11966
11967         PR tree-optimization/79245
11968         * tree-loop-distribution.c (distribute_loop): Apply cost
11969         modeling also to detected patterns.
11970
11971 2017-01-27  Richard Biener  <rguenther@suse.de>
11972
11973         PR tree-optimization/71433
11974         * tree-vrp.c (register_new_assert_for): Revert earlier changes.
11975         (compare_assert_loc): New function.
11976         (process_assert_insertions): Sort and optimize assert locations
11977         to remove duplicates and push down identical assertions on
11978         edges to their destination block.
11979
11980 2017-01-27  Richard Biener  <rguenther@suse.de>
11981
11982         PR tree-optimization/79244
11983         * tree-vrp.c (remove_range_assertions): Forcefully propagate
11984         out SSA names even if abnormal.
11985
11986 2017-01-27  Jakub Jelinek  <jakub@redhat.com>
11987
11988         * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
11989         * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
11990         instead of MPFR_RNDN.
11991
11992 2017-01-27  Richard Earnshaw  <rearnsha@arm.com>
11993
11994         PR target/79239
11995         * arm.c (arm_option_override): Don't call build_target_option_node
11996         until after doing all option overrides.
11997         (arm_valid_target_attribute_tree): Likewise.
11998
11999 2017-01-27  Martin Liska  <mliska@suse.cz>
12000
12001         * doc/invoke.texi (-fprofile-arcs): Document profiling support
12002         for {cd}tors and C++ {cd}tors.
12003
12004 2017-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>
12005
12006         * config/s390/s390.md ("*setmem_long_and")
12007         ("*setmem_long_and_31z"): Use zero_extend instead of and.
12008
12009 2017-01-26  Martin Sebor  <msebor@redhat.com>
12010
12011         * gimple-ssa-sprintf.c (format_floating): Simplify the computation
12012         of precision.
12013
12014 2017-01-26  Martin Sebor  <msebor@redhat.com>
12015
12016         * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
12017         HAVE_DFmode before using XFmode or DFmode.
12018         (parse_directive): Avoid using the z length modifier to avoid
12019         the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
12020
12021         PR middle-end/78703
12022         * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
12023         to accept adjustment as an array.
12024         (get_int_range): New function.
12025         (struct directive): Make width and prec arrays.
12026         (directive::set_width, directive::set_precision): Call get_int_range.
12027         (format_integer, format_floating): Handle width and precision ranges.
12028         (format_string, parse_directive): Same.
12029
12030 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
12031
12032         PR debug/79129
12033         * dwarf2out.c (generate_skeleton_bottom_up): For children with
12034         comdat_type_p set, just clone them, but keep the children in the
12035         original DIE.
12036
12037         PR debug/78835
12038         * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
12039         which have direct callers with -fvar-tracking-assignments enabled
12040         in the current TU.
12041         (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
12042         inside of type units.
12043
12044 2017-01-26  Martin Sebor  <msebor@redhat.com>
12045
12046         PR middle-end/78703
12047         * gimple-ssa-sprintf.c (struct result_range): Add likely and
12048         unlikely counters.
12049         (struct format_result): Replace number_chars, number_chars_min,
12050         and number_chars_max with a single member of struct result_range.
12051         Remove bounded.
12052         (format_result::operator+=): Adjust.
12053         (struct fmtresult): Remove bounded.  Handle likely and unlikely
12054         counters.
12055         (fmtresult::adjust_for_width_or_precision): New function.
12056         (fmtresult:type_max_digits): New function.
12057         (bytes_remaining): Handle likely and unlikely counters.
12058         (min_bytes_remaining): Remove.
12059         (format_percent): Simplify.
12060         (format_integer, format_floating): Set likely and unlikely counters.
12061         (get_string_length, format_character, format_string): Same.
12062         (format_plain, should_warn_p): New function.
12063         (maybe_warn): Call should_warn_p.  Update diagnostic messages
12064         and handle those for all directives, including plain strings.
12065         (format_directive): Handle likely and unlikely counters.
12066         Remove unnecessary quoting from diagnostics.  Add an informational
12067         note.
12068         (add_bytes): Remove.
12069         (pass_sprintf_length::compute_format_length): Simplify.
12070         (try_substitute_return_value): Handle likely and unlikely counters.
12071
12072 2017-01-26  Carl Love  <cel@us.ibm.com>
12073
12074         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
12075         bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
12076
12077 2017-01-26  Vladimir Makarov  <vmakarov@redhat.com>
12078
12079         PR target/79131
12080         * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
12081         endianess for subregs into account.
12082         * lra-constraints.c (lra_constraints): Do risky transformations
12083         always on the first iteration.
12084         * lra-lives.c (check_pseudos_live_through_calls): Add arg
12085         last_call_used_reg_set.
12086         (process_bb_lives): Define and use last_call_used_reg_set.
12087         * lra.c (lra): Always continue after lra_constraints on the first
12088         iteration.
12089
12090 2017-01-26  Kirill Yukhin  <kirill.yukhin@gmail.com>
12091
12092         * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
12093         constant.
12094         * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
12095
12096 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
12097
12098         * config/i386/avx512fintrin.h (_ktest_mask16_u8,
12099         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
12100         * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
12101         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
12102         * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
12103         __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
12104         OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
12105         * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
12106         (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
12107
12108 2017-01-26  Marek Polacek  <polacek@redhat.com>
12109
12110         PR c/79199
12111         * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
12112         for the third operand.
12113
12114 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
12115
12116         PR middle-end/79236
12117         * omp-low.c (struct omp_context): Add simt_stmt field.
12118         (scan_omp_for): Return omp_context *.
12119         (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
12120         context to the _simt_ SIMD stmt.
12121         (lower_omp_for): For combined SIMD with sibling _simt_
12122         SIMD, make sure to use the same decls in _looptemp_
12123         clauses as in the sibling.
12124
12125 2017-01-26  David Sherwood  <david.sherwood@arm.com>
12126
12127         PR middle-end/79212
12128         * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
12129         all contexts.
12130
12131 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
12132
12133         PR target/70465
12134         * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
12135         emit fld b; fld a; if possible.
12136
12137         * brig-builtins.def: Update copyright years.
12138         * config/arm/arm_acle_builtins.def: Update copyright years.
12139
12140 2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
12141
12142         PR target/79179
12143         * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
12144         constraint instead of o for the stxsd instruction.
12145
12146 2017-01-25  Carl Love  <cel@us.ibm.com>
12147
12148         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
12149         of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
12150
12151 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
12152
12153         * doc/invoke.texi (C++ Dialect Options): Fix typo.
12154
12155 2017-01-25  Richard Biener  <rguenther@suse.de>
12156
12157         PR tree-optimization/69264
12158         * target.def (vector_alignment_reachable): Improve documentation.
12159         * doc/tm.texi: Regenerate.
12160         * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
12161         and add a comment.
12162         * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
12163         earlier changes with respect to TYPE_USER_ALIGN.
12164         (vector_alignment_reachable_p): Likewise.  Improve dumping.
12165
12166 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
12167
12168         PR target/79145
12169         * config/arm/arm.md (xordi3): Force constant operand into a register
12170         for TARGET_IWMMXT.
12171
12172 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
12173
12174         * doc/invoke.texi (-fstore-merging): Correct default optimization
12175         levels at which it is enabled.
12176         (-O): Move -fstore-merging from list to...
12177         (-O2): ... Here.
12178
12179 2017-01-25  Richard Biener  <rguenther@suse.de>
12180
12181         PR debug/78363
12182         * omp-expand.c: Include debug.h.
12183         (expand_omp_taskreg): Make sure to generate early debug before
12184         outlining anything from a function.
12185         (expand_omp_target): Likewise.
12186         (grid_expand_target_grid_body): Likewise.
12187
12188 2017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>
12189
12190         PR lto/79061
12191         * asan.c (get_translation_unit_decl): New function.
12192         (asan_add_global): Extract modules file name from globals
12193         TRANSLATION_UNIT_DECL name.
12194
12195 2017-01-24  Eric Botcazou  <ebotcazou@adacore.com>
12196
12197         PR target/77439
12198         * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
12199         for long calls with APCS frame and VFP.
12200
12201 2017-01-24  David Malcolm  <dmalcolm@redhat.com>
12202
12203         * cfg.c (original_copy_tables_initialized_p): New function.
12204         * cfg.h (original_copy_tables_initialized_p): New decl.
12205         * cfgrtl.c (relink_block_chain): Guard the call to
12206         free_original_copy_tables with a call to
12207         original_copy_tables_initialized_p.
12208         * cgraph.h (symtab_node::native_rtl_p): New decl.
12209         * cgraphunit.c (symtab_node::native_rtl_p): New function.
12210         (symtab_node::needed_p): Don't assert for early assembly output
12211         for __RTL functions.
12212         (cgraph_node::finalize_function): Set "force_output" for __RTL
12213         functions.
12214         (cgraph_node::analyze): Bail out early for __RTL functions.
12215         (analyze_functions): Update assertion to support __RTL functions.
12216         (cgraph_node::expand): Bail out early for __RTL functions.
12217         * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
12218         __RTL functions.
12219         * function.h (struct function): Update comment for field
12220         "pass_startwith".
12221         * gimple-expr.c: Include "tree-pass.h".
12222         (gimple_has_body_p): Return false for __RTL functions.
12223         * Makefile.in (OBJS): Add run-rtl-passes.o.
12224         * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
12225         accessor.
12226         (gcc::pass_manager::get_clean_slate): New accessor.
12227         * passes.c: Include "insn-addr.h".
12228         (should_skip_pass_p): Add logging.  Update logic for running
12229         "expand" to be compatible with both __GIMPLE and __RTL.  Guard
12230         property-provider override so it is only done for gimple passes.
12231         Don't skip dfinit.
12232         (skip_pass): New function.
12233         (execute_one_pass): Call skip_pass when skipping passes.
12234         * read-md.c (md_reader::read_char): Support filtering
12235         the input to a subset of line numbers.
12236         (md_reader::md_reader): Initialize fields
12237         m_first_line and m_last_line.
12238         (md_reader::read_file_fragment): New function.
12239         * read-md.h (md_reader::read_file_fragment): New decl.
12240         (md_reader::m_first_line): New field.
12241         (md_reader::m_last_line): New field.
12242         * read-rtl-function.c (function_reader::create_function): Only
12243         create cfun if it doesn't already exist.  Set PROP_rtl on cfun's
12244         curr_properties.  Set DECL_INITIAL to a dummy block.
12245         (read_rtl_function_body_from_file_range): New function.
12246         * read-rtl-function.h (read_rtl_function_body_from_file_range):
12247         New decl.
12248         * run-rtl-passes.c: New file.
12249         * run-rtl-passes.h: New file.
12250
12251 2017-01-24  Jeff Law  <law@redhat.com>
12252
12253         * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
12254         buffer size.
12255
12256 2017-01-24  Bin Cheng  <bin.cheng@arm.com>
12257
12258         PR tree-optimization/79159
12259         * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
12260         (record_nonwrapping_iv): Improve boundary using above function if no
12261         value range information.
12262
12263 2017-01-24  Pekka Jääskeläinen  <pekka@parmance.com>
12264             Martin Jambor  <mjambor@suse.cz>
12265
12266         * brig-builtins.def: New file.
12267         * builtins.def (DEF_HSAIL_BUILTIN): New macro.
12268         (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
12269         (DEF_HSAIL_SAT_BUILTIN): Likewise.
12270         (DEF_HSAIL_INTR_BUILTIN): Likewise.
12271         (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
12272         * builtin-types.def (BT_INT8): New.
12273         (BT_INT16): Likewise.
12274         (BT_UINT8): Likewise.
12275         (BT_UINT16): Likewise.
12276         (BT_FN_ULONG): Likewise.
12277         (BT_FN_UINT_INT): Likewise.
12278         (BT_FN_UINT_ULONG): Likewise.
12279         (BT_FN_UINT_LONG): Likewise.
12280         (BT_FN_UINT_PTR): Likewise.
12281         (BT_FN_ULONG_PTR): Likewise.
12282         (BT_FN_INT8_FLOAT): Likewise.
12283         (BT_FN_INT16_FLOAT): Likewise.
12284         (BT_FN_UINT32_FLOAT): Likewise.
12285         (BT_FN_UINT16_FLOAT): Likewise.
12286         (BT_FN_UINT8_FLOAT): Likewise.
12287         (BT_FN_UINT64_FLOAT): Likewise.
12288         (BT_FN_UINT16_UINT32): Likewise.
12289         (BT_FN_UINT32_UINT16): Likewise.
12290         (BT_FN_UINT16_UINT16_UINT16): Likewise.
12291         (BT_FN_INT_PTR_INT): Likewise.
12292         (BT_FN_UINT_PTR_UINT): Likewise.
12293         (BT_FN_LONG_PTR_LONG): Likewise.
12294         (BT_FN_ULONG_PTR_ULONG): Likewise.
12295         (BT_FN_VOID_UINT64_UINT64): Likewise.
12296         (BT_FN_UINT8_UINT8_UINT8): Likewise.
12297         (BT_FN_INT8_INT8_INT8): Likewise.
12298         (BT_FN_INT16_INT16_INT16): Likewise.
12299         (BT_FN_INT_INT_INT): Likewise.
12300         (BT_FN_UINT_FLOAT_UINT): Likewise.
12301         (BT_FN_FLOAT_UINT_UINT): Likewise.
12302         (BT_FN_ULONG_UINT_UINT): Likewise.
12303         (BT_FN_ULONG_UINT_PTR): Likewise.
12304         (BT_FN_ULONG_ULONG_ULONG): Likewise.
12305         (BT_FN_UINT_UINT_UINT): Likewise.
12306         (BT_FN_VOID_UINT_PTR): Likewise.
12307         (BT_FN_UINT_UINT_PTR: Likewise.
12308         (BT_FN_UINT32_UINT64_PTR): Likewise.
12309         (BT_FN_INT_INT_UINT_UINT): Likewise.
12310         (BT_FN_UINT_UINT_UINT_UINT): Likewise.
12311         (BT_FN_UINT_UINT_UINT_PTR): Likewise.
12312         (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
12313         (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
12314         (BT_FN_LONG_LONG_UINT_UINT): Likewise.
12315         (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
12316         (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
12317         (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
12318         (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
12319         (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
12320         (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
12321         * doc/frontends.texi: List BRIG FE.
12322         * doc/install.texi (Testing): Add BRIG tesring requirements.
12323         * doc/invoke.texi (Overall Options): Mention BRIG.
12324         * doc/standards.texi (Standards): Doucment BRIG HSA version.
12325
12326 2017-01-24  Richard Biener  <rguenther@suse.de>
12327
12328         PR translation/79208
12329         * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
12330
12331 2017-01-24  Martin Jambor  <mjambor@suse.cz>
12332
12333         PR bootstrap/79198
12334         * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
12335         * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
12336         and known_contexts.
12337
12338 2017-01-24  Aldy Hernandez  <aldyh@redhat.com>
12339
12340         PR middle-end/79123
12341         * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
12342         casts from signed to unsigned really don't have a range.
12343
12344 2017-01-24  Markus Trippelsdorf  <markus@trippelsdorf.de>
12345
12346         * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
12347         GMP_RNDx for compatiblity.
12348
12349 2017-01-24  Martin Liska  <mliska@suse.cz>
12350
12351         PR bootstrap/79132
12352         * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
12353         that would prevent us to call alloca with -1 as argument.
12354
12355 2017-01-24  Jakub Jelinek  <jakub@redhat.com>
12356
12357         * dwarf2out.c (output_compilation_unit_header, output_file_names):
12358         Avoid -Wformat-security warning.
12359
12360 2017-01-23  Andrew Pinski  <apinski@cavium.com>
12361
12362         * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
12363         cost table.
12364
12365 2017-01-23  Martin Sebor  <msebor@redhat.com>
12366
12367         PR middle-end/78703
12368         * gimple-ssa-sprintf.c (warn_level): New global.
12369         (format_integer): Use it here and throughout the rest of the file.
12370         Use the same switch to compute sign as base.
12371         (maybe_warn): New function.
12372         (format_directive): Factor out warnings into maybe_warn.
12373         Add debugging output.  Use warn_level.
12374         (add_bytes): Use warn_level.
12375         (pass_sprintf_length::compute_format_length): Add debugging output.
12376         (try_substitute_return_value): Same.
12377         (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
12378
12379         PR middle-end/78703
12380         * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
12381         (struct fmtresult, format_integer, format_floating): Adjust.
12382         (fmtresult::fmtresult): Set max correctly in two argument ctor.
12383         (get_string_length, format_string,format_directive): Same.
12384         (pass_sprintf_length::compute_format_length): Same.
12385         (try_substitute_return_value): Simplify slightly.
12386
12387         PR middle-end/78703
12388         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
12389         (fmtresult::operator+=): Outlined.
12390         (struct fmtresult): Add ctors.
12391         (struct conversion_spec): Rename...
12392         (struct directive): ...to this.  Add and remove data members.
12393         (directive::set_width, directive::set_precision): New functions.
12394         (format_percent): Use fmtresult ctor.
12395         (get_width_and_precision): Remove.
12396         (format_integer): Make naming changes.  Avoid computing width and
12397         precision.
12398         (format_floating): Same.  Adjust indentation.
12399         (format_character, format_none): New functions.
12400         (format_string): Moved character handling to format_character.
12401         (format_directive): Remove arguments, change return type.
12402         (parse_directive): New function.
12403         (pass_sprintf_length::compute_format_length): Move directive
12404         parsing to parse_directive.
12405
12406 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
12407
12408         * tree.h (assign_assembler_name_if_neeeded): Rename to ...
12409         (assign_assembler_name_if_needed): ... this.
12410         * tree.c (assign_assembler_name_if_neeeded): Rename to ...
12411         (assign_assembler_name_if_needed): ... this.
12412         (free_lang_data_in_cgraph): Adjust callers.
12413         * cgraphunit.c (cgraph_node::analyze): Likewise.
12414         * omp-expand.c (expand_omp_taskreg, expand_omp_target):
12415         Likewise.
12416
12417 2017-01-23  Richard Biener  <rguenther@suse.de>
12418
12419         PR tree-optimization/79088
12420         PR tree-optimization/79188
12421         * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
12422         resetting loop bounds after last path deletion.  Reset loop
12423         bounds of the target loop, make code match the comments.
12424         * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
12425         Make sure loops need no fixups.
12426
12427 2017-01-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>
12428
12429         * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
12430         exponent support with double type for first argument.
12431         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
12432         type returned by __builtin_vec_extract_sig,
12433         __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
12434         functions from "vector int" to "vector unsigned int" or from
12435         "vector long long int" to "vector unsigned long long int".
12436         Changed type returned by __builtin_vec_extract_exp,
12437         __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
12438         functions from "vector int" to "vector unsigned int" or from
12439         "vector long long int" to "vector unsigned long long int".
12440         Changed return type of __builtin_vec_test_data_class,
12441         __builtin_vec_test_data_class_sp, and
12442         __builtin_vec_test_data_class_dp from "vector int" to
12443         "vector bool int" or from "vector long long int" to "vector bool
12444         long long int" and changed second argument type from "unsigned
12445         int" to "int".  Added new overloaded function forms "vector float
12446         __builtin_vec_insert_exp (vector float, vector unsigned int)" and
12447         "vector float __builtin_vec_insert_exp_sp (vector float, vector
12448         unsigned int)" and "vector double __builtin_vec_insert_exp (vector
12449         double, vector unsigned long long int)" and "vector double
12450         __builtin_vec_insert_exp_dp (vector double, vector unsigned long
12451         long int)".  Changed return type of
12452         __builtin_scalar_test_data_class and
12453         __builtin_scalar_test_data_class_sp and
12454         __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
12455         int" and changed second argument from "unsigned int" to "int".
12456         Changed type returned by __builtin_scalar_test_neg,
12457         __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
12458         from "int" to "bool int".  Added new overloaded function form
12459         "double __builtin_scalar_insert_exp (double, unsigned long long int)".
12460         * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
12461         exponent double-precision with floating point first argument.
12462         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
12463         documentation of scalar_test_data_class, scalar_test_neg,
12464         scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
12465         vector_extract_exp, vec_extract_sig, vec_insert_exp, and
12466         vec_test_data_class built-in functions to reflect refinements in
12467         their type signatures.
12468
12469 2017-01-23  Andreas Tobler  <andreast@gcc.gnu.org>
12470
12471         * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
12472         size of buf.
12473         (aarch64_elf_asm_destructor): Likewise.
12474
12475 2017-01-23  Bernd Schmidt  <bschmidt@redhat.com>
12476
12477         PR rtl-optimization/78634
12478         * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
12479         (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
12480         * ifcvt.c (noce_try_cmove): Add missing cost check.
12481
12482         PR rtl-optimization/71724
12483         * combine.c (if_then_else_cond): Look for situations where it is
12484         beneficial to undo the work of one of the recursive calls.
12485
12486 2017-01-23  Bin Cheng  <bin.cheng@arm.com>
12487
12488         PR tree-optimization/70754
12489         * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
12490         (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE.  Insert
12491         combined stmt before it if not NULL.
12492         (combine_chains): Process refs reversely and compute dominance point
12493         for root ref.
12494
12495 2017-01-23  Martin Liska  <mliska@suse.cz>
12496
12497         PR tree-optimization/79196
12498         * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
12499         (fold_strstr_to_strncmp): ... this.  Fold the pattern to strncmp
12500         instead of memcmp.
12501         (strlen_optimize_stmt): Call the renamed function.
12502
12503 2017-01-23  Michael Matz  <matz@suse.de>
12504
12505         PR tree-optimization/78384
12506         * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
12507
12508 2017-01-23  Richard Biener  <rguenther@suse.de>
12509
12510         PR tree-optimization/79186
12511         * tree-vrp.c (register_new_assert_for): Make sure we've seen
12512         both incoming edges before moving an assert.
12513
12514 2017-01-23  Martin Jambor  <mjambor@suse.cz>
12515
12516         * ipa-prop.c (load_from_param_1): Removed.
12517         (load_from_unmodified_param): Bits from load_from_param_1 put back
12518         here.
12519         (load_from_param): Removed.
12520         (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
12521         with stmt.  Reverted back to use of load_from_unmodified_param.
12522
12523 2017-01-23  Martin Jambor  <mjambor@suse.cz>
12524
12525         PR ipa/79108
12526         * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
12527         (ipa_node_params): Annotate with GTY((for_user)).  Make descriptors
12528         field a pointer to garbage collected vector, mark lattices and
12529         ipcp_orig_node with GTY((skip)).
12530         (ipa_get_param_count): Adjust to descriptors being a pointer.
12531         (ipa_get_param): Likewise.
12532         (ipa_get_type): Likewise.
12533         (ipa_get_param_move_cost): Likewise.
12534         (ipa_set_param_used): Likewise.
12535         (ipa_get_controlled_uses): Likewise.
12536         (ipa_set_controlled_uses): Likewise.
12537         (ipa_is_param_used): Likewise.
12538         (ipa_node_params_t): Move into garbage collector.  New methods insert
12539         and remove.
12540         (ipa_node_params_sum): Annotate wth GTY(()).
12541         (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
12542         garbage collected.
12543         (ipa_load_from_parm_agg): Adjust declaration.
12544         * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
12545         * ipa-profile.c (ipa_profile): Likewise.
12546         * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
12547         (ipa_populate_param_decls): Make descriptors parameter garbage
12548         collected.
12549         (ipa_dump_param): Adjust to descriptors being a pointer.
12550         (ipa_alloc_node_params): Likewise.
12551         (ipa_initialize_node_params): Likewise.
12552         (load_from_param_1): Make descriptors parameter garbage collected.
12553         (load_from_unmodified_param): Likewise.
12554         (load_from_param): Likewise.
12555         (ipa_load_from_parm_agg): Likewise.
12556         (ipa_node_params::~ipa_node_params): Removed.
12557         (ipa_free_all_node_params): Remove call to delete operator.
12558         (ipa_node_params_t::insert): New.
12559         (ipa_node_params_t::remove): Likewise.
12560         (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
12561         copy known_csts and known_contexts vectors.
12562         (ipa_read_node_info): Adjust to descriptors being a pointer.
12563         (ipcp_modif_dom_walker): Make m_descriptors field garbage
12564         collected.
12565         (ipcp_transform_function): Make descriptors variable garbage
12566         collected.
12567
12568 2017-01-23  Andrew Senkevich  <andrew.senkevich@intel.com>
12569
12570         * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
12571         * config/i386/avx512dqintrin.h: Ditto.
12572         * config/i386/avx512fintrin.h: Ditto.
12573         * gcc/config/i386/i386.c: Handle new builtins.
12574         * config/i386/i386-builtin.def: Add new builtins.
12575         * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
12576         (UNSPEC_KORTEST, UNSPEC_KTEST): New.
12577
12578 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
12579             Martin Liska  <mliska@suse.cz>
12580
12581         * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
12582         * asan.c (asan_expand_poison_ifn): Support stores and use
12583         appropriate ASAN report function.
12584         * internal-fn.c (expand_ASAN_POISON_USE): New function.
12585         * internal-fn.def (ASAN_POISON_USE): Declare.
12586         * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
12587         (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
12588         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
12589         ASAN_POISON calls w/o LHS.
12590         * tree-ssa.c (execute_update_addresses_taken): Create clobber
12591         for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
12592         from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
12593         * gimplify.c (asan_poison_variables): Add attribute
12594         use_after_scope_memory to variables that really needs to live
12595         in memory.
12596         * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
12597         having the attribute.
12598
12599 2017-01-23  Martin Liska  <mliska@suse.cz>
12600
12601         * asan.c (create_asan_shadow_var): New function.
12602         (asan_expand_poison_ifn): Likewise.
12603         * asan.h (asan_expand_poison_ifn): New declaration.
12604         * internal-fn.c (expand_ASAN_POISON): Likewise.
12605         * internal-fn.def (ASAN_POISON): New builtin.
12606         * sanopt.c (pass_sanopt::execute): Expand
12607         asan_expand_poison_ifn.
12608         * tree-inline.c (copy_decl_for_dup_finish): Make function
12609         external.
12610         * tree-inline.h (copy_decl_for_dup_finish): Likewise.
12611         * tree-ssa.c (is_asan_mark_p): New function.
12612         (execute_update_addresses_taken): Rewrite local variables
12613         (identified just by use-after-scope as addressable) into SSA.
12614
12615 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
12616
12617         * doc/install.texi (Specific): opensource.apple.com uses https
12618         now. Remove trailing slash.
12619
12620 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
12621
12622         * README.Portability: Remove note on an Irix compatibility issue.
12623
12624 2017-01-22  Dimitry Andric <dim@FreeBSD.org>
12625
12626         * gcov.c (INCLUDE_ALGORITHM): Define.
12627         (INCLUDE_VECTOR): Define.
12628         No longer include <vector> and <algorithm> directly.
12629
12630 2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>
12631
12632         * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
12633         to https.
12634         * doc/invoke.texi (Code Gen Options): Ditto.
12635
12636 2017-01-21  Jan Hubicka  <hubicka@ucw.cz>
12637
12638         PR lto/78407
12639         * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
12640
12641 2017-01-21  Bernd Schmidt  <bschmidt@redhat.com>
12642
12643         rtl-optimization/79125
12644         * cprop.c (local_cprop_pass): Handle cases where we make an
12645         unconditional trap.
12646
12647 2017-01-20  Segher Boessenkool  <segher@kernel.crashing.org>
12648
12649         PR target/61729
12650         PR target/77850
12651         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
12652         read from, for big endian.
12653
12654 2017-01-20  Jiong Wang  <jiong.wang@arm.com>
12655
12656         * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
12657         register pauth builtins for LP64 only.
12658
12659 2017-01-20  Marek Polacek  <polacek@redhat.com>
12660
12661         PR c/79152
12662         * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
12663         non-case labels.
12664
12665 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
12666
12667         * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
12668         of safelen status.
12669         * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
12670         * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
12671         * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
12672
12673 2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
12674
12675         PR target/71270
12676         * config/arm/arm.c (neon_valid_immediate): Reject vector constants
12677         in big-endian mode when they are not a single duplicated value.
12678
12679 2017-01-20  Richard Biener  <rguenther@suse.de>
12680
12681         * BASE-VER: Bump to 7.0.1.
12682
12683 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
12684
12685         * omp-low.c (omplow_simd_context): New struct.  Use it...
12686         (lower_rec_simd_input_clauses): ...here and...
12687         (lower_rec_input_clauses): ...here to hold common data.  Adjust all
12688         references to idx, lane, max_vf, is_simt.
12689
12690 2017-01-20  Graham Markall  <graham.markall@embecosm.com>
12691
12692         * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
12693         mcpu=nps400.
12694
12695 2017-01-20  Martin Jambor  <mjambor@suse.cz>
12696
12697         * hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
12698         * hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
12699         gt-hsa-common.h.
12700         * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
12701         (GTFILES): Rename hsa.c to hsa-common.c.
12702         * hsa-brig.c: Change include of hsa.h to hsa-common.h.
12703         * hsa-dump.c: Likewise.
12704         * hsa-gen.c: Likewise.
12705         * hsa-regalloc.c: Likewise.
12706         * ipa-hsa.c: Likewise.
12707         * omp-expand.c: Likewise.
12708         * omp-low.c: Likewise.
12709         * toplev.c: Likewise.
12710
12711 2017-01-20  Marek Polacek  <polacek@redhat.com>
12712
12713         PR c/64279
12714         * doc/invoke.texi: Document -Wduplicated-branches.
12715         * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
12716         COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
12717         POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
12718         STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
12719         return 0 only when not OEP_LEXICOGRAPHIC.
12720         (fold_build_cleanup_point_expr): Use the expression
12721         location when building CLEANUP_POINT_EXPR.
12722         * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
12723         * tree.c (add_expr): Handle error_mark_node.
12724
12725 2017-01-20  Martin Liska  <mliska@suse.cz>
12726
12727         PR lto/69188
12728         * tree-profile.c (init_ic_make_global_vars): Do not call
12729         finalize_decl.
12730         (gimple_init_gcov_profiler): Likewise.
12731
12732 2017-01-20  Martin Liska  <mliska@suse.cz>
12733
12734         PR ipa/71190
12735         * cgraph.h (maybe_create_reference): Remove argument and
12736         update comment.
12737         * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
12738         argument.
12739         * ipa-cp.c (create_specialized_node): Likewise.
12740         * symtab.c (symtab_node::maybe_create_reference): Handle
12741         VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
12742
12743 2017-01-20  Martin Liska  <mliska@suse.cz>
12744
12745         * read-rtl-function.c (function_reader::create_function): Use
12746         build_decl instread of build_decl_stat.
12747
12748 2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>
12749
12750         * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
12751         * config/i386/avx512dqintrin.h: Ditto.
12752         * config/i386/avx512fintrin.h: Ditto.
12753         * config/i386/i386-builtin-types.def: Add new types.
12754         * gcc/config/i386/i386.c: Handle new types.
12755         * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
12756         (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
12757         (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
12758         (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
12759         (__builtin_ia32_kshiftridi): New.
12760         * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
12761
12762 2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>
12763
12764         PR target/78875
12765         PR target/79140
12766         * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
12767         define to rs6000_init_stack_protect_guard.
12768         (rs6000_init_stack_protect_guard): New function.
12769
12770 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
12771             Yunqiang Su  <yunqiang.su@imgtec.com>
12772
12773         * config.gcc (supported_defaults): Add madd4.
12774         (with_madd4): Add validation.
12775         (all_defaults): Add madd4.
12776         * config/mips/mips.opt (mmadd4): New option.
12777         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12778         mmadd4.
12779         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
12780         __mips_no_madd4.
12781         (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
12782         (ISA_HAS_FUSED_MADD4): Likewise.
12783         * gcc/doc/invoke.texi (-mmadd4): Document the new option.
12784         * gcc/doc/install.texi (--with-madd4): Document the new option.
12785
12786 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
12787
12788         * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
12789         entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
12790         AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
12791         (aarch64_init_pauth_hint_builtins): New.
12792         (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
12793         (aarch64_expand_builtin): Expand new builtins.
12794
12795 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
12796
12797         * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
12798         * combine-stack-adj.c (no_unhandled_cfa): Handle
12799         REG_CFA_TOGGLE_RA_MANGLE.
12800         * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
12801         * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
12802         info for return address signing.
12803         (aarch64_expand_epilogue): Likewise.
12804
12805 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
12806
12807         * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
12808         * config/aarch64/aarch64-protos.h
12809         (aarch64_return_address_signing_enabled): New declaration.
12810         * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
12811         New function.
12812         (aarch64_expand_prologue): Sign return address before it's pushed onto
12813         stack.
12814         (aarch64_expand_epilogue): Authenticate return address fetched from
12815         stack.
12816         (aarch64_override_options): Sanity check for ILP32 and ISA level.
12817         (aarch64_attributes): New function attributes for "sign-return-address".
12818         * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
12819         UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
12820         ("*do_return"): Generate combined instructions according to key index.
12821         ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
12822         * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
12823         iterators.
12824         (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
12825         * config/aarch64/aarch64.opt (msign-return-address=): New.
12826         * doc/extend.texi (AArch64 Function Attributes): Documents
12827         "sign-return-address=".
12828         * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
12829
12830 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
12831
12832         * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
12833         overall option summary.
12834
12835 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
12836
12837         * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
12838         * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
12839         AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
12840         * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
12841
12842 2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
12843
12844         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
12845         -mpower9-minmax by default for -mcpu=power9.
12846         (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
12847         128-bit floating point.
12848
12849 2017-01-20  Alan Modra  <amodra@gmail.com>
12850
12851         * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
12852         optimizing for size.
12853
12854 2017-01-20  Alan Modra  <amodra@gmail.com>
12855
12856         PR target/79144
12857         * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
12858         for strcmp and strncmp from corresponding builtin decl.
12859
12860 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
12861
12862         * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
12863         instead of i386/rtems-64.h.
12864         * config/i386/rtems-64.h: Remove.
12865
12866 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
12867
12868         PR target/78478
12869         Revert:
12870         2013-11-05  Uros Bizjak  <ubizjak@gmail.com>
12871
12872         * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
12873
12874 2017-01-19  Tamar Christina  <tamar.christina@arm.com>
12875
12876         * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
12877         Change int to HOST_WIDE_INT.
12878         * config/aarch64/aarch64-protos.h
12879         (aarch64_simd_gen_const_vector_dup): Likewise.
12880         * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
12881
12882 2017-01-19  David Malcolm  <dmalcolm@redhat.com>
12883
12884         * langhooks-def.h (lhd_type_for_size): New decl.
12885         (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
12886         * langhooks.c (lhd_type_for_size): New function, taken from
12887         lto_type_for_size.
12888
12889 2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>
12890
12891         * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
12892         define_bypass for CR latency.
12893         (power9-cracked-alu): Update bypass latency and remove power9-branch.
12894         (power9-alu2): Add define_bypass for CR latency.
12895         (power9-cmp): New.
12896         (power9-mul): Update insn latency.
12897         (power9-mul-compare): Update insn latency, bypass latency and remove
12898         power9-branch.
12899
12900 2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
12901
12902         * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
12903         Delete.
12904         * config/aarch64/aarch64.md
12905         (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
12906         aarch64_nopcrelative_literal_loads.
12907         (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
12908
12909 2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>
12910
12911         * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
12912         TARGET_LOONGSON_3A.
12913         (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
12914
12915 2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>
12916
12917         PR target/78176
12918         * config.gcc (supported_defaults): Add lxc1-sxc1.
12919         (with_lxc1_sxc1): Add validation.
12920         (all_defaults): Add lxc1-sxc1.
12921         * config/mips/mips.opt (mlxc1-sxc1): New option.
12922         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12923         mlxc1-sxc1.
12924         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
12925         __mips_no_lxc1_sxc1.
12926         (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
12927         * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
12928         * doc/install.texi (--with-lxc1-sxc1): Document the new option.
12929
12930 2017-01-19  Richard Biener  <rguenther@suse.de>
12931
12932         PR tree-optimization/72488
12933         * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
12934         sure to restore SSA info.
12935         * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
12936
12937 2017-01-19  Richard Earnshaw  <rearnsha@arm.com>
12938
12939         PR rtl-optimization/79121
12940         * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
12941         of the inner type when shifting an extended value.
12942
12943 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
12944
12945         PR lto/78407
12946         * symtab.c (symtab_node::equal_address_to): Fix comparing of
12947         interposable aliases.
12948
12949 2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>
12950
12951         PR target/78516
12952         * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
12953         Use the evmergelohi instruction.
12954         (mov_si<mode>_e500_subreg4_2_le): Likewise.
12955         (mov_sitf_e500_subreg8_2_be): Likewise.
12956         (mov_sitf_e500_subreg12_2_le): Likewise.
12957         (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
12958         (mov_si<mode>_e500_subreg4_2_be): Likewise.
12959         (mov_sitf_e500_subreg8_2_le): Likewise.
12960         (mov_sitf_e500_subreg12_2_be): Likewise.
12961
12962 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12963
12964         * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
12965         attribute from vecsimple to vecperm.
12966         (altivec_vbpermq2): Likewise.
12967
12968 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12969
12970         PR target/79040
12971         * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
12972
12973 2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
12974         * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
12975         * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
12976         strcmp. Fix bug where comparison didn't stop with zero byte. Fix
12977         case where N arg is SIZE_MAX.
12978         * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
12979         (cmpstrsi): Add pattern.
12980
12981 2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
12982
12983         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12984         __builtin_vec_revb builtins.
12985         * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
12986         built-in functions to support generation of the ISA 3.0 XXBR<x>
12987         vector byte reverse instructions.
12988         (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
12989         (P9V_BUILTIN_XXBRD_V2DI): Likewise.
12990         (P9V_BUILTIN_XXBRD_V2DF): Likewise.
12991         (P9V_BUILTIN_XXBGW_V4SI): Likewise.
12992         (P9V_BUILTIN_XXBGW_V4SF): Likewise.
12993         (P9V_BUILTIN_XXBGH_V8HI): Likewise.
12994         (P9V_BUILTIN_VEC_REVB): Likewise.
12995         * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
12996         generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
12997         (p9_xxbrq_v16qi): Likewise.
12998         (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
12999         (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
13000         (p9_xxbrh_v8hi): Likewise.
13001         * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
13002         * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
13003         vec_revb built-in functions.
13004
13005 2017-01-18  Uros Bizjak  <ubizjak@gmail.com>
13006
13007         PR rtl-optimization/78952
13008         * config/i386/i386.md (any_extract): New code iterator.
13009         (*insvqi_2): Use any_extract for source operand.
13010         (*insvqi_3): Use any_shiftrt for source operand.
13011
13012 2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>
13013
13014         * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
13015         New function.
13016         (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
13017
13018 2017-01-18  Matthias Klose  <doko@ubuntu.com>
13019
13020         * doc/install.texi: Allow default for --with-target-bdw-gc-include.
13021
13022 2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
13023
13024         * config/rs6000/altivec.h (vec_bperm): Change #define.
13025         * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
13026         (altivec_vbpermq2): New define_insn.
13027         (altivec_vbpermd): Likewise.
13028         * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
13029         function interface.
13030         (VBPERMD): Likewise.
13031         (VBPERM): New polymorphic function interface.
13032         * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
13033         Add entries for P9V_BUILTIN_VEC_VBPERM.
13034         * doc/extend.texi: Add interfaces for vec_bperm.
13035
13036 2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
13037
13038         * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
13039         first letter of error messages.
13040         (s390_resolve_overloaded_builtin): Likewise.
13041         * config/s390/s390.c (s390_expand_builtin): Likewise.
13042         (s390_invalid_arg_for_unprototyped_fn): Likewise.
13043         (s390_valid_target_attribute_inner_p): Likewise.
13044         * config/s390/s390.md ("tabort"): Likewise.
13045
13046 2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>
13047
13048         * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
13049         (ISA_AVOID_DIV_HILO): New macro.
13050         (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
13051         (ISA_HAS_DDIV): Likewise.
13052
13053 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
13054
13055         * doc/invoke.texi (fabi-version): Correct number of occurrences.
13056
13057 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
13058
13059         * doc/invoke.texi (fabi-version): Spelling fix.
13060
13061 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
13062
13063         PR c++/70182
13064         * doc/invoke.texi (fabi-version): Mention mangling fix for
13065         operator names.
13066
13067 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
13068
13069         PR c++/77489
13070         * doc/invoke.texi (fabi-version): Document discriminator mangling.
13071
13072 2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
13073
13074         PR target/78875
13075         * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
13076         * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
13077         the new options.
13078         * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
13079         flexible settings.
13080         (stack_protect_test): Ditto.
13081         * config/rs6000/rs6000.opt (mstack-protector-guard=,
13082         mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
13083         options.
13084         * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
13085         Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
13086         -mstack-protector-guard-offset=.
13087         (RS/6000 and PowerPC Options): Ditto.
13088
13089 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
13090
13091         * config/i386/i386.h (MASK_CLASS_P): New define.
13092         * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
13093         there are no registers from different register sets also when
13094         mask registers are used.  Update function comment.
13095         * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
13096         to (*k/*r) and (*k/*km) alternatives.
13097
13098 2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>
13099
13100         * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
13101         * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
13102         (EH_RETURN_HANDLER_RTX): New define.
13103         * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
13104         Force frame pointer in EH return functions.
13105         (aarch64_expand_epilogue): Add barrier for eh_return.
13106         (aarch64_final_eh_return_addr): Remove.
13107         (aarch64_eh_return_handler_rtx): New function.
13108         * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
13109         Remove.
13110         (aarch64_eh_return_handler_rtx): New prototype.
13111
13112 2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
13113
13114         * config/rs6000/altivec.h (vec_rlmi): New #define.
13115         (vec_vrlnm): Likewise.
13116         (vec_rlnm): Likewise.
13117         * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
13118         (UNSPEC_VRLNM): Likewise.
13119         (VIlong): New mode iterator.
13120         (altivec_vrl<VI_char>mi): New define_insn.
13121         (altivec_vrl<VI_char>nm): Likewise.
13122         * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
13123         function entry.
13124         (VRLDNM): Likewise.
13125         (RLNM): New polymorphic function entry.
13126         (VRLWMI): New monomorphic function entry.
13127         (VRLDMI): Likewise.
13128         (RLMI): New polymorphic function entry.
13129         * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
13130         new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
13131         * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
13132         vec_vrlnm.
13133
13134 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
13135
13136         PR debug/78839
13137         * dwarf2out.c (field_byte_offset): Restore the
13138         PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
13139         and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
13140         (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
13141         of build2 + fold.
13142
13143 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
13144
13145         PR ada/67205
13146         * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
13147
13148 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
13149
13150         PR debug/71669
13151         * dwarf2out.c (add_data_member_location_attribute): For constant
13152         offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
13153         instead of DW_AT_data_member_location, DW_AT_bit_offset and
13154         DW_AT_byte_size attributes.
13155
13156 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
13157
13158         * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
13159         after forcing to constant memory when the code model is medium.
13160
13161 2017-01-17  Julia Koval  <julia.koval@intel.com>
13162
13163         PR target/76731
13164         * config/i386/avx512fintrin.h
13165         (_mm512_i32gather_ps): Change __addr type to void const*.
13166         (_mm512_mask_i32gather_ps): Ditto.
13167         (_mm512_i32gather_pd): Ditto.
13168         (_mm512_mask_i32gather_pd): Ditto.
13169         (_mm512_i64gather_ps): Ditto.
13170         (_mm512_mask_i64gather_ps): Ditto.
13171         (_mm512_i64gather_pd): Ditto.
13172         (_mm512_mask_i64gather_pd): Ditto.
13173         (_mm512_i32gather_epi32): Ditto.
13174         (_mm512_mask_i32gather_epi32): Ditto.
13175         (_mm512_i32gather_epi64): Ditto.
13176         (_mm512_mask_i32gather_epi64): Ditto.
13177         (_mm512_i64gather_epi32): Ditto.
13178         (_mm512_mask_i64gather_epi32): Ditto.
13179         (_mm512_i64gather_epi64): Ditto.
13180         (_mm512_mask_i64gather_epi64): Ditto.
13181         (_mm512_i32scatter_ps): Change __addr type to void*.
13182         (_mm512_mask_i32scatter_ps): Ditto.
13183         (_mm512_i32scatter_pd): Ditto.
13184         (_mm512_mask_i32scatter_pd): Ditto.
13185         (_mm512_i64scatter_ps): Ditto.
13186         (_mm512_mask_i64scatter_ps): Ditto.
13187         (_mm512_i64scatter_pd): Ditto.
13188         (_mm512_mask_i64scatter_pd): Ditto.
13189         (_mm512_i32scatter_epi32): Ditto.
13190         (_mm512_mask_i32scatter_epi32): Ditto.
13191         (_mm512_i32scatter_epi64): Ditto.
13192         (_mm512_mask_i32scatter_epi64): Ditto.
13193         (_mm512_i64scatter_epi32): Ditto.
13194         (_mm512_mask_i64scatter_epi32): Ditto.
13195         (_mm512_i64scatter_epi64): Ditto.
13196         (_mm512_mask_i64scatter_epi64): Ditto.
13197         * config/i386/avx512pfintrin.h
13198         (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
13199         (_mm512_mask_prefetch_i32gather_ps): Ditto.
13200         (_mm512_mask_prefetch_i64gather_pd): Ditto.
13201         (_mm512_mask_prefetch_i64gather_ps): Ditto.
13202         (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
13203         (_mm512_prefetch_i32scatter_ps): Ditto.
13204         (_mm512_mask_prefetch_i32scatter_pd): Ditto.
13205         (_mm512_mask_prefetch_i32scatter_ps): Ditto.
13206         (_mm512_prefetch_i64scatter_pd): Ditto.
13207         (_mm512_prefetch_i64scatter_ps): Ditto.
13208         (_mm512_mask_prefetch_i64scatter_pd): Ditto.
13209         (_mm512_mask_prefetch_i64scatter_ps): Ditto.
13210         * config/i386/avx512vlintrin.h
13211         (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
13212         (_mm_mmask_i32gather_ps): Ditto.
13213         (_mm256_mmask_i32gather_pd): Ditto.
13214         (_mm_mmask_i32gather_pd): Ditto.
13215         (_mm256_mmask_i64gather_ps): Ditto.
13216         (_mm_mmask_i64gather_ps): Ditto.
13217         (_mm256_mmask_i64gather_pd): Ditto.
13218         (_mm_mmask_i64gather_pd): Ditto.
13219         (_mm256_mmask_i32gather_epi32): Ditto.
13220         (_mm_mmask_i32gather_epi32): Ditto.
13221         (_mm256_mmask_i32gather_epi64): Ditto.
13222         (_mm_mmask_i32gather_epi64): Ditto.
13223         (_mm256_mmask_i64gather_epi32): Ditto.
13224         (_mm_mmask_i64gather_epi32): Ditto.
13225         (_mm256_mmask_i64gather_epi64): Ditto.
13226         (_mm_mmask_i64gather_epi64): Ditto.
13227         (_mm256_i32scatter_ps): Change __addr type to void*.
13228         (_mm256_mask_i32scatter_ps): Ditto.
13229         (_mm_i32scatter_ps): Ditto.
13230         (_mm_mask_i32scatter_ps): Ditto.
13231         (_mm256_i32scatter_pd): Ditto.
13232         (_mm256_mask_i32scatter_pd): Ditto.
13233         (_mm_i32scatter_pd): Ditto.
13234         (_mm_mask_i32scatter_pd): Ditto.
13235         (_mm256_i64scatter_ps): Ditto.
13236         (_mm256_mask_i64scatter_ps): Ditto.
13237         (_mm_i64scatter_ps): Ditto.
13238         (_mm_mask_i64scatter_ps): Ditto.
13239         (_mm256_i64scatter_pd): Ditto.
13240         (_mm256_mask_i64scatter_pd): Ditto.
13241         (_mm_i64scatter_pd): Ditto.
13242         (_mm_mask_i64scatter_pd): Ditto.
13243         (_mm256_i32scatter_epi32): Ditto.
13244         (_mm256_mask_i32scatter_epi32): Ditto.
13245         (_mm_i32scatter_epi32): Ditto.
13246         (_mm_mask_i32scatter_epi32): Ditto.
13247         (_mm256_i32scatter_epi64): Ditto.
13248         (_mm256_mask_i32scatter_epi64): Ditto.
13249         (_mm_i32scatter_epi64): Ditto.
13250         (_mm_mask_i32scatter_epi64): Ditto.
13251         (_mm256_i64scatter_epi32): Ditto.
13252         (_mm256_mask_i64scatter_epi32): Ditto.
13253         (_mm_i64scatter_epi32): Ditto.
13254         (_mm_mask_i64scatter_epi32): Ditto.
13255         (_mm256_i64scatter_epi64): Ditto.
13256         (_mm256_mask_i64scatter_epi64): Ditto.
13257         (_mm_i64scatter_epi64): Ditto.
13258         (_mm_mask_i64scatter_epi64): Ditto.
13259         * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
13260         (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
13261         (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
13262         (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
13263         (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
13264         (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
13265         (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
13266         (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
13267         (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
13268         (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
13269         (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
13270         (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
13271         (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
13272         (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
13273         (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
13274         (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
13275         (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
13276         (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
13277         (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
13278         (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
13279         (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
13280         (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
13281         (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
13282         (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
13283         (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
13284         (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
13285         (VOID_QI_V8DI_PCINT_INT_INT): Remove.
13286         (V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
13287         (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
13288         (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
13289         (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
13290         (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
13291         (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
13292         (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
13293         (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
13294         (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
13295         (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
13296         (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
13297         (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
13298         (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
13299         (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
13300         (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
13301         (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
13302         (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
13303         (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
13304         (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
13305         (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
13306         (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
13307         (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
13308         (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
13309         (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
13310         (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
13311         (VOID_QI_V8DI_PCVOID_INT_INT): Add.
13312         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
13313         definitions accordingly.
13314
13315 2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
13316             Kuan-Lin Chen  <kuanlinchentw@gmail.com>
13317
13318         PR target/79079
13319         * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
13320         gen_lowpart.
13321
13322 2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>
13323
13324         PR target/79058
13325         * ira-conflicts.c (ira_build_conflicts): Update total conflict
13326         hard regs for inner regno.
13327
13328 2017-01-17  Martin Liska  <mliska@suse.cz>
13329
13330         PR ipa/71207
13331         * ipa-polymorphic-call.c (contains_type_p): Fix wrong
13332         assumption and add comment.
13333
13334 2017-01-17  Nathan Sidwell  <nathan@acm.org>
13335
13336         * ipa-visibility.c (localize_node): New function, broken out of ...
13337         (function_and_variable_visibility): ... here. Call it.
13338
13339 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
13340
13341         PR middle-end/77445
13342         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
13343         correctly set frequency of oudgoing edge.
13344         (duplicate_thread_path): Fix profile updating.
13345
13346 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
13347
13348         PR other/79046
13349         * configure.ac: Add GCC_BASE_VER.
13350         * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
13351         version from BASE-VER file.
13352         (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
13353         (gcc.o): Depend on $(BASEVER).
13354         * common.opt (dumpfullversion): New option.
13355         * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
13356         * doc/invoke.texi: Document -dumpfullversion.
13357         * doc/install.texi: Document --with-gcc-major-version-only.
13358         * configure: Regenerated.
13359
13360 2017-01-17  Richard Biener  <rguenther@suse.de>
13361
13362         PR tree-optimization/71433
13363         * tree-vrp.c (register_new_assert_for): Merge same asserts
13364         on all incoming edges.
13365         (process_assert_insertions_for): Handle insertions at the
13366         beginning of BBs.
13367
13368 2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>
13369
13370         * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
13371         * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
13372
13373 2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>
13374
13375         PR target/78633
13376         * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
13377         RTL sharing.
13378
13379 2017-01-17  Alan Modra  <amodra@gmail.com>
13380
13381         PR target/79066
13382         * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
13383         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
13384         symbolic stack limit when pic.
13385
13386 2017-01-16  Martin Sebor  <msebor@redhat.com>
13387
13388         PR tree-optimization/78608
13389         * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
13390
13391 2017-01-16  Jeff Law  <law@redhat.com>
13392
13393         Revert:
13394         2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
13395         * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
13396         for several include directories that may be relative to sysroot.
13397         * config/i386/x-mingw32 (gplus_includedir): Define.
13398         (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
13399         (native_system_includedir): Likewise.
13400         * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
13401         override if TARGET_SYSTEM_ROOT is defined.
13402         (NATIVE_SYSTEM_HEADER_DIR): Likewise.
13403
13404         PR tree-optimization/79090
13405         PR tree-optimization/33562
13406         PR tree-optimization/61912
13407         PR tree-optimization/77485
13408         * tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
13409         and computed trims into the dump file.
13410
13411 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
13412
13413         * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
13414
13415 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
13416
13417         PR c/79089
13418         * gimplify.c (gimplify_init_constructor): If want_value and
13419         object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
13420         fix.
13421
13422         PR target/79080
13423         * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
13424         sequence.  Formatting fixes.
13425         (doloop_optimize): Formatting fixes.
13426
13427         PR driver/49726
13428         * gcc.c (debug_level_greater_than_spec_func): New function.
13429         (static_spec_functions): Add debug-level-gt spec function.
13430         (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
13431         !g0.
13432         * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
13433         * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
13434         * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
13435         gpubnames, ggnu-pubnames, gno-record-gcc-switches,
13436         grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
13437         gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
13438
13439 2017-01-16  Uros Bizjak  <ubizjak@gmail.com>
13440
13441         * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
13442         QImode fixups to general and mask registers only.
13443
13444 2017-01-16  Carl Love  <cel@us.ibm.com>
13445
13446         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
13447         for built-in functions
13448         vector signed char vec_nabs (vector signed char)
13449         vector signed short vec_nabs (vector signed short)
13450         vector signed int vec_nabs (vector signed int)
13451         vector signed long long vec_nabs (vector signed long long)
13452         vector float vec_nabs (vector float)
13453         vector double vec_nabs (vector double)
13454         * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
13455         and NABS overload.
13456         * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
13457         * config/rs6000/altivec.h: New define for vec_nabs built-in function.
13458         * doc/extend.texi: Update the documentation file for the new built-in
13459         functions.
13460
13461 2017-01-16  Martin Sebor  <msebor@redhat.com>
13462
13463         * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
13464         message.
13465
13466 2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
13467
13468         * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
13469         UNSPEC_VSX__XXSPLTD to require special splat handling.
13470
13471 2017-01-16  David Malcolm  <dmalcolm@redhat.com>
13472
13473         PR bootstrap/78616
13474         * system.h: Poison strndup.
13475
13476 2017-01-16  Alan Modra  <amodra@gmail.com>
13477
13478         PR target/79098
13479         * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
13480         use a switch.
13481
13482 2017-01-16  Georg-Johann Lay  <avr@gjlay.de>
13483
13484         * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
13485
13486 2017-01-15  Uros Bizjak  <ubizjak@gmail.com>
13487
13488         * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
13489         call recog here.  Assert that INSN_CODE (insn) is non-negative.
13490
13491 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
13492
13493         PR target/72749
13494         * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
13495         fallthrough.
13496         * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
13497         in the currently scheduled RTL fragment.
13498
13499 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
13500
13501         PR rtl-optimization/78751
13502         * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
13503         give up.
13504
13505 2017-01-14  Jeff Law  <law@redhat.com>
13506
13507         PR tree-optimization/79090
13508         * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
13509         variable length stores.
13510         (compute_trims): Delete dead assignment to *trim_tail.
13511         (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
13512         zero length.
13513
13514 2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>
13515
13516         PR rtl-optimization/78626
13517         PR rtl-optimization/78727
13518         * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
13519         of a block, and split such blocks after everything else is finished.
13520
13521 2017-01-14  Alan Modra  <amodra@gmail.com>
13522
13523         PR target/72749
13524         * combine.c (recog_for_combine_1): Set INSN_CODE before calling
13525         target legitimate_combined_insn.
13526         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
13527         (rs6000_legitimate_combined_insn): New function.
13528         * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
13529         all uses.
13530         (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
13531         (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
13532         (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
13533
13534 2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>
13535
13536         * doc/frontends.texi (G++ and GCC): Remove references to Java.
13537
13538 2017-01-13  Jeff Law  <law@redhat.com>
13539
13540         PR tree-optimization/33562
13541         PR tree-optimization/61912
13542         PR tree-optimization/77485
13543         * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
13544         a statement.
13545         (delete_dead_assignment): Likewise.
13546         (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
13547         statement to delete_dead_call and delete_dead_assignment.
13548
13549 2017-01-13  David Malcolm  <dmalcolm@redhat.com>
13550
13551         PR c/78304
13552         * substring-locations.c (format_warning_va): Strengthen case 1 so
13553         that both endpoints of the substring must be within the format
13554         range for just the substring to be printed.
13555
13556 2017-01-13  Uros Bizjak  <ubizjak@gmail.com>
13557
13558         * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
13559         * config/i386/i386.c (ix86_target_string): Add missing options
13560         to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
13561         isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
13562         flags_other and ix86_target_other to flags2_other.  Display unknown
13563         isa2 options.
13564         (ix86_valid_target_attribute_inner_p): Add missing options and
13565         reorder options by implied ISAs, as in ix86_target_string.
13566
13567 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
13568
13569         * hash-table.h (hash_table::too_empty_p): New function.
13570         (hash_table::expand): Use it.
13571         (hash_table::traverse): Likewise.
13572         (hash_table::empty_slot): Use sizeof (value_type) instead of
13573         sizeof (PTR) to convert bytes to elements.  Shrink the table
13574         if the current size is excessive for the current number of
13575         elements.
13576
13577 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
13578
13579         * ira-costs.c (record_reg_classes): Break from the inner loop
13580         early once alt_fail is known to be true.  Update outer loop
13581         handling accordingly.
13582
13583 2017-01-13  Jeff Law  <law@redhat.com>
13584
13585         * tree-ssa-dse.c (decrement_count): New function.
13586         (increment_start_addr, maybe_trim_memstar_call): Likewise.
13587         (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
13588         when we know the partially dead statement is a mem* function.
13589
13590         PR tree-optimization/61912
13591         PR tree-optimization/77485
13592         * tree-ssa-dse.c: Include expr.h.
13593         (maybe_trim_constructor_store): New function.
13594         (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
13595
13596         PR tree-optimization/33562
13597         PR tree-optimization/61912
13598         PR tree-optimization/77485
13599         * doc/invoke.texi: Document new dse-max-object-size param.
13600         * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
13601         * tree-ssa-dse.c: Include params.h.
13602         (dse_store_status): New enum.
13603         (initialize_ao_ref_for_dse): New, partially extracted from
13604         dse_optimize_stmt.
13605         (valid_ao_ref_for_dse, normalize_ref): New.
13606         (setup_live_bytes_from_ref, compute_trims): Likewise.
13607         (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
13608         (maybe_trim_partially_dead_store): Likewise.
13609         (maybe_trim_complex_store): Likewise.
13610         (dse_classify_store): Renamed from dse_possibly_dead_store_p.
13611         Track what bytes live from the original store.  Return tri-state
13612         for dead, partially dead or live.
13613         (dse_dom_walker): Add constructor, destructor and new private members.
13614         (delete_dead_call, delete_dead_assignment): New extracted from
13615         dse_optimize_stmt.
13616         (dse_optimize_stmt): Make a member of dse_dom_walker.
13617         Use initialize_ao_ref_for_dse.
13618
13619         PR tree-optimization/33562
13620         PR tree-optimization/61912
13621         PR tree-optimization/77485
13622         * sbitmap.h (bitmap_count_bits): Prototype.
13623         (bitmap_clear_range, bitmap_set_range): Likewise.
13624         * sbitmap.c (bitmap_clear_range): New function.
13625         (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
13626
13627 2017-01-13  Martin Liska  <mliska@suse.cz>
13628
13629         PR ipa/79043
13630         * function.c (set_cfun): Add new argument force.
13631         * function.h (set_cfun): Likewise.
13632         * ipa-inline-transform.c (inline_call): Use the function when
13633         strict alising from is dropped for function we inline to.
13634
13635 2017-01-13  Richard Biener  <rguenther@suse.de>
13636
13637         * tree-pretty-print.c (dump_generic_node): Fix inverted condition
13638         for dumping GIMPLE INTEGER_CSTs.
13639
13640 2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13641
13642         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
13643         to 201112L since C++17.
13644
13645 2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>
13646
13647         PR sanitizer/78887
13648         * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
13649         if -fsanitize=kernel-address is present.
13650
13651 2017-01-13  Richard Biener  <rguenther@suse.de>
13652
13653         * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
13654         as _Literal ( type ) number in case usual suffixes do not
13655         preserve all information.
13656
13657 2017-01-13  Richard Biener  <rguenther@suse.de>
13658
13659         PR tree-optimization/77283
13660         * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
13661         and ssa-iterators.h.
13662         (is_feasible_trace): Implement a cost model based on joiner
13663         PHI node uses.
13664
13665 2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
13666
13667         PR target/79004
13668         * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
13669         char or short to __float128/_Float128 directly.
13670
13671 2017-01-12  Martin Sebor  <msebor@redhat.com>
13672
13673         to -Wformat-overflow.
13674         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
13675         (min_bytes_remaining): Same.
13676         (get_string_length): Same.
13677         (format_string): Same.
13678         (format_directive): Same.
13679         (add_bytes): Same.
13680         (pass_sprintf_length::handle_gimple_call): Same.
13681
13682 2017-01-12  Jakub Jelinek  <jakub@redhat.com>
13683
13684         * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
13685         info.nowrite calls with no lhs that can't throw.  Return bool
13686         whether gsi_remove has been called or not.
13687         (pass_sprintf_length::handle_gimple_call): Return bool whether
13688         try_substitute_return_value called gsi_remove.  Formatting fix.
13689         (pass_sprintf_length::execute): Don't use gsi_remove if
13690         handle_gimple_call returned true.
13691
13692         PR bootstrap/79069
13693         * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
13694         be removed due to side-effects, don't remove following barrier nor
13695         turn the successor edge into fallthru edge.
13696
13697 2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
13698
13699         PR target/79044
13700         * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
13701         element-reversing loads and stores as not swappable.
13702
13703 2017-01-12  Nathan Sidwell  <nathan@acm.org>
13704             Nicolai Stange  <nicstange@gmail.com>
13705
13706         * combine.c (try_combine): Don't ignore result of overlap checking
13707         loop.  Combine overlap & asm check into single loop.
13708
13709 2017-01-12  Richard Biener  <rguenther@suse.de>
13710
13711         * tree-pretty-print.c (dump_generic_node): Provide -gimple
13712         variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.
13713
13714 2017-01-12  Richard Biener  <rguenther@suse.de>
13715
13716         * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
13717         and TS_TARGET_OPTION directly derive from TS_BASE.
13718         * tree-core.h (tree_optimization_option): Derive from tree_base.
13719         (tree_target_option): Likewise.
13720
13721 2017-01-11  Uros Bizjak  <ubizjak@gmail.com>
13722
13723         * config/i386/i386.c (memory_address_length): Increase len
13724         only when rip_relative_addr_p returns false.
13725
13726 2017-01-11  Julia Koval  <julia.koval@intel.com>
13727
13728         * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
13729         (OPTION_MASK_ISA_SGX_SET): New.
13730         (ix86_handle_option): Handle OPT_msgx.
13731         * config.gcc: Added sgxintrin.h.
13732         * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
13733         * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
13734         * config/i386/i386.c (ix86_target_string): Add -msgx.
13735         (PTA_SGX): New.
13736         (ix86_option_override_internal): Handle new options.
13737         (ix86_valid_target_attribute_inner_p): Add sgx.
13738         * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
13739         * config/i386/i386.opt: Add msgx.
13740         * config/i386/sgxintrin.h: New file.
13741         * config/i386/x86intrin.h: Add sgxintrin.h.
13742
13743 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
13744
13745         PR c++/71537
13746         * fold-const.c (maybe_nonzero_address): Return 1 for function
13747         local objects.
13748         (tree_single_nonzero_warnv_p): Don't handle function local objects
13749         here.
13750
13751         PR c++/72813
13752         * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
13753         of c-header.
13754
13755 2017-01-11  David Malcolm  <dmalcolm@redhat.com>
13756
13757         PR driver/78877
13758         * opts.c: Include "spellcheck.h"
13759         (struct string_fragment): New struct.
13760         (struct edit_distance_traits<const string_fragment &>): New
13761         struct.
13762         (get_closest_sanitizer_option): New function.
13763         (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
13764
13765 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
13766
13767         * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
13768         by 12.
13769         (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
13770         DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
13771         (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
13772         (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
13773         for initial die_offset if dwarf_split_debug_info.
13774         (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
13775         initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
13776         fields.
13777         (output_skeleton_debug_sections): Formatting fix.  Use
13778         DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
13779         DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.
13780
13781 2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>
13782
13783         * config/arm/cortex-a53.md: Add bypasses for
13784         cortex_a53_r2f_cvt.
13785         (cortex_a53_r2f): Only use for transfers.
13786         (cortex_a53_f2r): Likewise.
13787         (cortex_a53_r2f_cvt): Add reservation for conversions.
13788         (cortex_a53_f2r_cvt): Likewise.
13789
13790 2017-01-11  Tamar Christina  <tamar.christina@arm.com>
13791
13792         * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
13793         to all inlined functions, change static to extern.
13794
13795 2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>
13796
13797         PR target/78253
13798         * config/arm/arm.c (legitimize_pic_address): Handle reference to
13799         weak symbol.
13800         (arm_assemble_integer): Likewise.
13801
13802 2017-01-11  Richard Earnshaw  <rearnsha@arm.com>
13803
13804         * config.gcc: Use new awk script to check CPU, FPU and architecture
13805         parameters for --with-... options.
13806         * config/arm/parsecpu.awk: New file
13807         * config/arm/arm-cpus.in: New file.
13808         * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
13809         files.
13810         * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
13811         files.
13812         * config/arm/t-arm: Update dependency rules.
13813         * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
13814         of processing .def files.
13815         * config/arm/genopt.sh: Deleted.
13816         * config/arm/gentune.sh: Deleted.
13817         * config/arm/arm-cores.def: Deleted.
13818         * config/arm/arm-arches.def: Deleted.
13819         * config/arm/arm-fpus.def: Deleted.
13820         * config/arm/arm-tune.md: Regenerated.
13821         * config/arm/arm-tables.opt: Regenerated.
13822         * config/arm/arm-cpu.h: New generated file.
13823         * config/arm/arm-cpu-data.h: New generated file.
13824         * config/arm/arm-cpu-cdata.h: New generated file.
13825
13826 2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>
13827
13828         PR lto/79042
13829         * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
13830         bit.
13831         (input_varpool_node): Unpack dynamically_initialized bit.
13832
13833 2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>
13834
13835         PR rtl-optimization/79032
13836         * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
13837         the alignment of the adjusted memory reference against that of MODE,
13838         instead of the alignment of the original memory reference.
13839
13840 2017-01-11  Martin Jambor  <mjambor@suse.cz>
13841
13842         * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
13843         test.
13844         * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
13845         decorated functions.
13846
13847 2017-01-11  Richard Biener  <rguenther@suse.de>
13848
13849         * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
13850         set range/nonnull info for PHI results.  Do not set it on
13851         stmts marked for removal.
13852
13853 2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>
13854
13855         * expr.c (store_field): In the bitfield case, fetch the return value
13856         from the registers before applying a single big-endian adjustment.
13857         Always do a final load for a BLKmode value not larger than a word.
13858
13859 2017-01-10  David Malcolm  <dmalcolm@redhat.com>
13860
13861         PR c++/77949
13862         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
13863         that we correctly handle column numbers greater than
13864         LINE_MAP_MAX_COLUMN_NUMBER.
13865
13866 2017-01-10  Martin Sebor  <msebor@redhat.com>
13867
13868         PR middle-end/78245
13869         * gimple-ssa-sprintf.c (get_destination_size): Call
13870         {init,fini}object_sizes.
13871         * tree-object-size.c (addr_object_size): Adjust.
13872         (pass_through_call): Adjust.
13873         (pass_object_sizes::execute): Adjust.
13874         * tree-object-size.h (fini_object_sizes): Declare.
13875
13876 2017-01-10  Martin Sebor  <msebor@redhat.com>
13877
13878         PR tree-optimization/78775
13879         * builtins.c (get_size_range): Move...
13880         * calls.c: ...to here.
13881         (alloc_max_size): Accept zero argument.
13882         (operand_signed_p): Remove.
13883         (maybe_warn_alloc_args_overflow): Call get_size_range.
13884         * calls.h (get_size_range): Declare.
13885
13886 2017-01-10  Joe Seymour  <joe.s@somniumtech.com>
13887
13888         * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
13889         from TI's devices.csv file as of September 2016.
13890         * config/msp430/msp430.c (msp430_mcu_data): Likewise.
13891
13892 2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>
13893
13894         * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
13895         * doc/invoke.texi: Likewise.
13896         * doc/md.texi: Likewise.
13897         * doc/objc.texi: Likewise.
13898
13899 2017-01-10  Joshua Conner  <joshconner@google.com>
13900
13901         * config/arm/fuchsia-elf.h: New file.
13902         * config/fuchsia.h: New file.
13903         * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
13904         (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
13905         targets.
13906         * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
13907
13908 2016-01-10  Richard Biener  <rguenther@suse.de>
13909
13910         PR tree-optimization/79034
13911         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
13912         Propagate out degenerate PHIs in the joiner.
13913
13914 2017-01-10  Martin Liska  <mliska@suse.cz>
13915
13916         * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
13917         (sort_congruence_classes_by_decl_uid): Likewise.
13918         (sort_congruence_class_groups_by_decl_uid): Likewise.
13919         (sem_item_optimizer::merge_classes): Sort class, groups in these
13920         classes and members in the groups by DECL_UID of declarations.
13921         This would make merge operations stable.
13922
13923 2017-01-10  Martin Liska  <mliska@suse.cz>
13924
13925         * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
13926         usage of m_classes_vec.
13927         (sem_item_optimizer::~sem_item_optimizer):  Likewise.
13928         (sem_item_optimizer::get_group_by_hash): Likewise.
13929         (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
13930         (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
13931         (sem_item_optimizer::verify_classes): Likewise.
13932         (sem_item_optimizer::process_cong_reduction): Likewise.
13933         (sem_item_optimizer::dump_cong_classes): Likewise.
13934         (sem_item_optimizer::merge_classes): Likewise.
13935         * ipa-icf.h (congruence_class_hash): Rename from
13936         congruence_class_group_hash.  Remove declaration of m_classes_vec.
13937
13938 2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>
13939
13940         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
13941         OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
13942         * config.gcc: Add avx512vpopcntdqintrin.h.
13943         * config/i386/avx512vpopcntdqintrin.h: New.
13944         * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
13945         * config/i386/i386-builtin-types.def: Add new types.
13946         * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
13947         __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
13948         __builtin_ia32_vpopcountq_v8di_mask): New.
13949         * config/i386/i386-c.c (ix86_target_macros_internal): Define
13950         __AVX512VPOPCNTDQ__.
13951         * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
13952         (PTA_AVX512VPOPCNTDQ): Define.
13953         * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
13954         TARGET_AVX512VPOPCNTDQ_P): Define.
13955         * config/i386/i386.opt: Add mavx512vpopcntdq.
13956         * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
13957         * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
13958
13959 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
13960
13961         PR middle-end/77484
13962         * predict.def (PRED_CALL): Set to 67.
13963
13964 2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>
13965
13966         * expr.c (store_field): In the bitfield case, if the value comes from
13967         a function call and is of an aggregate type returned in registers, do
13968         not modify the field mode; extract the value in all cases if the mode
13969         is BLKmode and the size is not larger than a word.
13970
13971 2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>
13972
13973         PR target/71017
13974         * config/i386/cpuid.h: Fix undefined behavior.
13975
13976 2017-01-04  Jeff Law  <law@redhat.com>
13977
13978         PR tree-optimization/79007
13979         PR tree-optimization/67955
13980         * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
13981         conservative for pt.null when flag_non_call_exceptions is on.
13982
13983 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
13984
13985         PR translation/79019
13986         PR translation/79020
13987         * params.def (PARAM_INLINE_MIN_SPEEDUP,
13988         PARAM_IPA_CP_SINGLE_CALL_PENALTY,
13989         PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
13990         in descriptions.
13991         * config/avr/avr.opt (maccumulate-args): Likewise.
13992         * config/msp430/msp430.opt (mwarn-mcu): Likewise.
13993         * common.opt (freport-bug): Likewise.
13994         * cif-code.def (CIF_FINAL_ERROR): Likewise.
13995         * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
13996         * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
13997         translatable string.
13998         * config/i386/i386.c (function_value_32): Likewise.
13999         * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
14000         * config/msp430/msp430.c (msp430_option_override, msp430_attr):
14001         Likewise.
14002         * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
14003         * common/config/msp430/msp430-common.c (msp430_handle_option):
14004         Likewise.
14005         * symtab.c (symtab_node::verify_base): Likewise.
14006         * opts.c (set_debug_level): Likewise.
14007         * tree.c (verify_type_variant): Likewise.  Fix typo in comment.
14008         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14009         missing whitespace to translatable strings.
14010         * config/avr/avr.md (bswapsi2): Fix typo in comment.
14011         * config/sh/superh.h: Likewise.
14012         * config/i386/xopintrin.h: Likewise.
14013         * config/i386/znver1.md: Likewise.
14014         * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
14015         * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
14016         * double-int.h (struct double_int): Likewise.
14017         * double-int.c (div_and_round_double): Likewise.
14018         * wide-int.cc: Likewise.
14019         * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
14020         * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
14021         * cfgcleanup.c (crossjumps_occured): Renamed to ...
14022         (crossjumps_occurred): ... this.
14023         (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
14024         Adjust all uses.
14025
14026         PR tree-optimization/78899
14027         * tree-if-conv.c (version_loop_for_if_conversion): Instead of
14028         returning bool return struct loop *, NULL for failure and the new
14029         loop on success.
14030         (versionable_outer_loop_p): Don't version outer loop if it has
14031         dont_vectorized bit set.
14032         (tree_if_conversion): When versioning outer loop, ensure
14033         tree_if_conversion is performed also on the inner loop of the
14034         non-vectorizable outer loop copy.
14035         * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
14036         LOOP_VECTORIZED in inner loop of the scalar outer loop and
14037         prevent vectorization of it.
14038         (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
14039         the outer loop vectorization of the non-scalar version is attempted
14040         before vectorization of the inner loop in scalar version.  If
14041         outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
14042         vectorization of its inner loop.
14043         * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
14044         has 2 inner loops, rename also on edges from bb whose single pred
14045         is outer_loop->header.  Fix typo in function comment.
14046
14047 2017-01-09  Martin Sebor  <msebor@redhat.com>
14048
14049         PR bootstrap/79033
14050         * asan.c (asan_emit_stack_protection): Increase local buffer size
14051         to avoid snprintf truncation warning.
14052
14053 2017-01-09  Andrew Pinski  <apinski@cavium.com>
14054
14055         * config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
14056         to reference thunderx2t99 for the tuning structure
14057         * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
14058         Rename to ...
14059         (thunderx2t99_extra_costs): This.
14060         * config/aarch64/aarch64-tune.md: Regenerate.
14061         * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
14062         (vulcan_addrcost_table): This.
14063         (vulcan_regmove_cost): Rename to ...
14064         (thunderx2t99_regmove_cost): This.
14065         (vulcan_vector_cost): Rename to ...
14066         (thunderx2t99_vector_cost): this.
14067         (vulcan_branch_cost): Rename to ...
14068         (thunderx2t99_branch_cost): This.
14069         (vulcan_tunings): Rename to ...
14070         (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
14071         * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
14072
14073 2017-01-09  Martin Jambor  <mjambor@suse.cz>
14074
14075         PR ipa/78365
14076         PR ipa/78599
14077         * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
14078         * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
14079         (propagate_vr_accross_jump_function): Use the above function for all
14080         value range computations for pass-through jump functions and type
14081         converasion from explicit value range values.
14082         (ipcp_propagate_stage): Do not attempt to deduce types of formal
14083         parameters from TYPE_ARG_TYPES.
14084         * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
14085         (ipa_write_node_info): Stream type of the actual argument.
14086         (ipa_read_node_info): Likewise. Also remove trailing whitespace.
14087
14088 2017-01-09  Martin Liska  <mliska@suse.cz>
14089
14090         PR pch/78970
14091         * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
14092         (lookup_compiler): Do not show error message with have_E.
14093
14094 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
14095
14096         PR tree-optimization/78938
14097         * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
14098         where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
14099         BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
14100         {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
14101         fixes.
14102
14103 2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
14104
14105         * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
14106         is const0_rtx.
14107
14108 2017-01-09  Richard Biener  <rguenther@suse.de>
14109
14110         PR tree-optimization/78997
14111         * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
14112         name condition properly.
14113
14114 2017-01-09  Richard Biener  <rguenther@suse.de>
14115
14116         PR debug/79000
14117         * dwarf2out.c (is_cxx): New overload with context.
14118         (is_naming_typedef_decl): Use it.
14119
14120 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
14121
14122         * invoke.texi (Option Summary): Correct spacing in option lists
14123         and add line breaks to fix over-long lines.
14124
14125 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
14126
14127         PR middle-end/17660
14128
14129         * extend.texi (Common Variable Attributes): Add xref to GCC
14130         Internals manual to explain mode attribute keywords.
14131
14132 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
14133
14134         PR other/16519
14135         * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
14136         and Preprocessor Options.
14137         (Options for Linking): Document -pthread here....
14138         (RS/6000 and PowerPC Options): ...not here.
14139         (Solaris 2 Options): ...or here.
14140         * doc/cppopts.texi: Document -pthread.
14141
14142 2017-01-08  Martin Sebor  <msebor@redhat.com>
14143
14144         PR middle-end/77708
14145         * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
14146         * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
14147         New member functions.
14148         (format_directive): Used them.
14149         (add_bytes): Same.
14150         (pass_sprintf_length::handle_gimple_call): Same.
14151         * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
14152         to avoid truncation for any argument.
14153         (extract_affine_mul): Same.
14154         * tree.c (get_file_function_name): Same.
14155
14156 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
14157
14158         PR middle-end/77484
14159         * predict.def (PRED_INDIR_CALL): Set to 86.
14160
14161 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
14162
14163         PR preprocessor/54124
14164         * doc/cppopts.texi: Reformat -d subtable to list the full name
14165         of the options.  Add cross-reference to the docs for the general
14166         compiler -d options.
14167         * doc/invoke.texi (Developer Options): Add cross-reference to the
14168         preprocessor-specific -d option documentation.
14169
14170 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
14171
14172         PR preprocessor/13498
14173         * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
14174         redudant material, and reflect new command-line options.
14175         (System Headers): Likewise.
14176
14177 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
14178
14179         * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
14180         -isystem, and -idirafter.  Copy-edit.
14181         * doc/cppopts.texi: Copy-edit.  Remove contradiction about
14182         default for -ftrack-macro-expansion.  Delete obsolete and
14183         badly-formatted implementation details about -fdebug-cpp output.
14184         * doc/cppwarnopts.texi: Copy-edit.
14185
14186 2017-01-07  David Malcolm  <dmalcolm@redhat.com>
14187
14188         PR c++/72803
14189         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
14190         that the transition from a max line width >= 1<<10 to narrower
14191         lines works correctly.
14192
14193 2017-01-07  Alexandre Oliva <aoliva@redhat.com>
14194
14195         * doc/options.texi (PerFunction): New.
14196         * opt-functions.awk (switch_flags): Map both Optimization and
14197         PerFunction to CL_OPTIMIZATION.
14198         * opth-gen.awk: Test for PerFunction flag along with
14199         Optimization.
14200         * optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
14201         it only when the latter is present.  Skip those that don't in
14202         the hash function generator.
14203         * common.opt (fvar-tracking): Mark as PerFunction instead of
14204         Optimization.
14205         (fvar-tracking-assignments): Likewise.
14206         (fvar-tracking-assignments-toggle): Likewise.
14207         (fvar-tracking-uninit): Likewise.
14208
14209 2017-01-07  Jakub Jelinek  <jakub@redhat.com>
14210
14211         PR translation/79018
14212         * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
14213         the and store.
14214
14215 2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>
14216
14217         PR target/57583
14218         * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
14219         * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
14220         TARGET_LONG_JUMP_TABLE_OFFSETS.
14221         * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
14222         * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
14223         * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
14224         (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
14225         * config/m68k/m68k.md (tablejump expander): Likewise.
14226         (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
14227         TARGET_LONG_JUMP_TABLE_OFFSETS.
14228         (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
14229         * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
14230
14231 2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
14232             David Holsgrove <david.holsgrove@xilinx.com>
14233
14234         * common/config/microblaze/microblaze-common.c
14235         (TARGET_EXCEPT_UNWIND_INFO): Remove.
14236         * config/microblaze/microblaze-protos.h (microblaze_eh_return):
14237         New prototype.
14238         * config/microblaze/microblaze.c (microblaze_must_save_register)
14239         (microblaze_expand_epilogue, microblaze_return_addr): Handle
14240         calls_eh_return.
14241         (microblaze_eh_return): New function.
14242         * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
14243         (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
14244         (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
14245         * config/microblaze/microblaze.md (eh_return): New pattern.
14246
14247 2017-01-06  Jakub Jelinek  <jakub@redhat.com>
14248
14249         * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
14250         GCC_DIAGNOSTIC_STRINGIFY): Define.
14251
14252         * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
14253
14254 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
14255
14256         * config/arm/arm.md (<mcrr>): New.
14257         (<mrrc>): New.
14258         * config/arm/arm.c (arm_arch5te): New.
14259         (arm_option_override): Set arm_arch5te.
14260         (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
14261         and mrrc2.
14262         * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
14263         (arm_mcrr_qualifiers): ... this. New.
14264         (MRRC_QUALIFIERS): Define to...
14265         (arm_mrrc_qualifiers): ... this. New.
14266         * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
14267         __arm_mrrc2): New.
14268         * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
14269         * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
14270         (MRRCI, mrrc, MRRC): New.
14271         * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
14272         VUNSPEC_MRRC2): New.
14273
14274 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
14275
14276         * config/arm/arm.md (<mcr>): New.
14277         (<mrc>): New.
14278         * config/arm/arm.c (arm_coproc_builtin_available): Add
14279         support for mcr, mrc, mcr2 and mrc2.
14280         * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
14281         (arm_mcr_qualifiers): ... this. New.
14282         (MRC_QUALIFIERS): Define to ...
14283         (arm_mrc_qualifiers): ... this. New.
14284         (MCR_QUALIFIERS): Define to ...
14285         (arm_mcr_qualifiers): ... this. New.
14286         * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
14287         __arm_mrc2): New.
14288         * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
14289         * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
14290         * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
14291         VUNSPEC_MRC2): New.
14292
14293 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
14294
14295         * config/arm/arm.md (*ldc): New.
14296         (*stc): New.
14297         (<ldc>): New.
14298         (<stc>): New.
14299         * config/arm/arm.c (arm_coproc_builtin_available): Add
14300         support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
14301         (arm_coproc_ldc_stc_legitimate_address): New.
14302         * config/arm/arm-builtins.c (arm_type_qualifiers): Add
14303         'qualifier_const_pointer'.
14304         (LDC_QUALIFIERS): Define to...
14305         (arm_ldc_qualifiers): ... this. New.
14306         (STC_QUALIFIERS): Define to...
14307         (arm_stc_qualifiers): ... this. New.
14308         * config/arm/arm-protos.h
14309         (arm_coproc_ldc_stc_legitimate_address): New.
14310         * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
14311         __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
14312         * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
14313         stc2, stcl, stc2l): New.
14314         * config/arm/constraints.md (Uz): New.
14315         * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
14316         * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
14317         VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
14318         VUNSPEC_STC2L): New.
14319
14320 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
14321
14322         * config/arm/arm.md (<cdp>): New.
14323         * config/arm/arm.c (neon_const_bounds): Rename this ...
14324         (arm_const_bounds): ... this.
14325         (arm_coproc_builtin_available): New.
14326         * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
14327         (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
14328         (CDP_QUALIFIERS): Define to...
14329         (arm_cdp_qualifiers): ... this. New.
14330         (void_UP): Define.
14331         (arm_expand_builtin_args): Add case for 6 arguments.
14332         * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
14333         (arm_const_bounds): ... this.
14334         (arm_coproc_builtin_available): New.
14335         * config/arm/arm_acle.h (__arm_cdp): New.
14336         (__arm_cdp2): New.
14337         * config/arm/arm_acle_builtins.def (cdp): New.
14338         (cdp2): New.
14339         * config/arm/iterators.md (CDPI,CDP,cdp): New.
14340         * config/arm/neon.md: Rename all 'neon_const_bounds' to
14341         'arm_const_bounds'.
14342         * config/arm/types.md (coproc): New.
14343         * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
14344         * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
14345         * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
14346         arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
14347
14348 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
14349
14350         * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
14351         (UBINOP_QUALIFIERS): New.
14352         (si_UP): Define.
14353         (acle_builtin_data): New. Change comment.
14354         (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
14355         ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
14356         ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
14357         arm_acle_builtins.def.
14358         (ARM_BUILTIN_ACLE_PATTERN_START): Define.
14359         (arm_init_acle_builtins): New.
14360         (CRC32_BUILTIN): Remove.
14361         (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
14362         crc32cb, crc32ch and crc32cw.
14363         (arm_init_crc32_builtins): Remove.
14364         (arm_init_builtins): Use arm_init_acle_builtins rather
14365         than arm_init_crc32_builtins.
14366         (arm_expand_acle_builtin): New.
14367         (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
14368         * config/arm/arm_acle_builtins.def: New.
14369
14370 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
14371
14372         * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
14373         (arm_builtin_datum): ... this.
14374         (arm_init_neon_builtin): Rename to ...
14375         (arm_init_builtin): ... this. Add a new parameters PREFIX
14376         and USE_SIG_IN_NAME.
14377         (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
14378         'arm_init_builtin'. Replace type 'neon_builtin_datum' with
14379         'arm_builtin_datum'.
14380         (arm_init_vfp_builtins): Likewise.
14381         (builtin_arg): Rename enum's replacing 'NEON_ARG' with
14382         'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
14383         (arm_expand_neon_args): Rename to ...
14384         (arm_expand_builtin_args): ... this. Rename builtin_arg
14385         enum values and differentiate between ARG_BUILTIN_MEMORY
14386         and ARG_BUILTIN_NEON_MEMORY.
14387         (arm_expand_neon_builtin_1): Rename to ...
14388         (arm_expand_builtin_1): ... this. Rename builtin_arg enum
14389         values, arm_expand_builtin_args and add bool parameter NEON.
14390         (arm_expand_neon_builtin): Use arm_expand_builtin_1.
14391         (arm_expand_vfp_builtin): Likewise.
14392         (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
14393
14394 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
14395
14396         PR middle-end/77484
14397         * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
14398         * predict.c (tree_estimate_probability_bb): Reverse direction of
14399         polymorphic call predictor.
14400
14401 2017-01-06  David Malcolm  <dmalcolm@redhat.com>
14402
14403         * passes.c (execute_one_pass): Split out pass-skipping logic into...
14404         (determine_pass_name_match): ...this new function and...
14405         (should_skip_pass_p): ...this new function.
14406
14407 2017-01-06  Nathan Sidwell  <nathan@acm.org>
14408
14409         * ipa-visibility.c (function_and_variable_visibility): Reformat
14410         comments and long lines.  Remove extrneous if.
14411         * symtab.c (symtab_node::make_decl_local): Fix code format.
14412         (symtab_node::set_section_for_node): Fix comment typo.
14413
14414 2017-01-06  Martin Liska  <mliska@suse.cz>
14415
14416         PR bootstrap/79003
14417         * lra-constraints.c: Rename invariant to lra_invariant.
14418         * predict.c (set_even_probabilities): Initialize e to NULL.
14419
14420 2017-01-05  Martin Sebor  <msebor@redhat.com>
14421
14422         PR tree-optimization/78910
14423         * gimple-ssa-sprintf.c (tree_digits): Add an argument.
14424         (format_integer): Correct off-by-one error in the handling
14425         of precision with negative numbers in signed conversions..
14426
14427 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
14428
14429         * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
14430
14431 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
14432
14433         PR tree-optimization/71016
14434         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
14435         factor_out_conditional_conversion.  Formatting fix.
14436         (factor_out_conditional_conversion): Add cond_stmt argument.
14437         If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
14438         cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
14439         Formatting fix.
14440
14441 2017-01-05  David Malcolm  <dmalcolm@redhat.com>
14442
14443         * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
14444         read-rtl-function.o, and selftest-rtl.o.
14445         * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
14446         (selftest::aarch64_test_loading_full_dump): New function.
14447         (selftest::aarch64_run_selftests): New function.
14448         (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
14449         selftest::aarch64_run_selftests.
14450         * config/i386/i386.c
14451         (selftest::ix86_test_loading_dump_fragment_1): New function.
14452         (selftest::ix86_test_loading_call_insn): New function.
14453         (selftest::ix86_test_loading_full_dump): New function.
14454         (selftest::ix86_test_loading_unspec): New function.
14455         (selftest::ix86_run_selftests): Call the new functions.
14456         * emit-rtl.c (maybe_set_max_label_num): New function.
14457         * emit-rtl.h (maybe_set_max_label_num): New decl.
14458         * function.c (instantiate_decls): Guard call to
14459         instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
14460         * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
14461         "static".
14462         * gensupport.c (gen_reader::gen_reader): Pass "false"
14463         for new "compact" param of rtx_reader.
14464         * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
14465         rather than an empty string for NULL strings.
14466         * read-md.c: Potentially include config.h rather than bconfig.h.
14467         Wrap include of errors.h with #ifdef GENERATOR_FILE.
14468         (have_error): New global, copied from errors.c.
14469         (md_reader::read_name): Rename to...
14470         (md_reader::read_name_1): ...this, adding "out_loc" param,
14471         and converting "missing name or number" to returning false, rather
14472         than failing.
14473         (md_reader::read_name): Reimplement in terms of read_name_1.
14474         (md_reader::read_name_or_nil): New function.
14475         (md_reader::read_string): Handle "(nil)" by returning NULL.
14476         (md_reader::md_reader): Add new param "compact".
14477         (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
14478         (md_reader::read_file): New method.
14479         * read-md.h (md_reader::md_reader): Add new param "compact".
14480         (md_reader::read_file): New method.
14481         (md_reader::is_compact): New accessor.
14482         (md_reader::read_name): Convert return type from void to file_location.
14483         (md_reader::read_name_or_nil): New decl.
14484         (md_reader::read_name_1): New decl.
14485         (md_reader::m_compact): New field.
14486         (noop_reader::noop_reader): Pass "false" for new "compact" param
14487         of rtx_reader.
14488         (rtx_reader::rtx_reader): Add new "compact" param.
14489         (rtx_reader::read_rtx_operand): Make virtual and convert return
14490         type from void to rtx.
14491         (rtx_reader::read_until): New decl.
14492         (rtx_reader::handle_any_trailing_information): New virtual function.
14493         (rtx_reader::postprocess): New virtual function.
14494         (rtx_reader::finalize_string): New virtual function.
14495         (rtx_reader::m_in_call_function_usage): New field.
14496         (rtx_reader::m_reuse_rtx_by_id): New field.
14497         * read-rtl-function.c: New file.
14498         * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
14499         * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
14500         (selftest::verify_three_block_rtl_cfg): New decl.
14501         * read-rtl-function.h: New file.
14502         * read-rtl.c: Potentially include config.h rather than bconfig.h.
14503         For host, include function.h, memmodel.h, and emit-rtl.h.
14504         (one_time_initialization): New function.
14505         (struct compact_insn_name): New struct.
14506         (compact_insn_names): New array.
14507         (find_code): Handle insn codes in compact dumps.
14508         (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
14509         (bind_subst_iter_and_attr): Likewise.
14510         (add_condition_to_string): Likewise.
14511         (add_condition_to_rtx): Likewise.
14512         (apply_attribute_uses): Likewise.
14513         (add_current_iterators): Likewise.
14514         (apply_iterators): Likewise.
14515         (initialize_iterators): Guard usage of apply_subst_iterator with
14516         #ifdef GENERATOR_FILE.
14517         (read_conditions): Wrap with #ifdef GENERATOR_FILE.
14518         (md_reader::read_mapping): Likewise.
14519         (add_define_attr_for_define_subst): Likewise.
14520         (add_define_subst_attr): Likewise.
14521         (read_subst_mapping): Likewise.
14522         (check_code_iterator): Likewise.
14523         (rtx_reader::read_rtx): Likewise.  Move one-time initialization
14524         logic to...
14525         (one_time_initialization): New function.
14526         (rtx_reader::read_until): New method.
14527         (read_flags): New function.
14528         (parse_reg_note_name): New function.
14529         (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
14530         Handle reuse_rtx ids.
14531         Wrap iterator lookup within #ifdef GENERATOR_FILE.
14532         Add parsing support for RTL dumps, mirroring the special-cases in
14533         print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
14534         values, and calling handle_any_trailing_information.
14535         (rtx_reader::read_rtx_operand): Convert return type from void
14536         to rtx, returning return_rtx.  Handle case 'e'.  Call
14537         finalize_string on XSTR and XTMPL fields.
14538         (rtx_reader::read_nested_rtx):  Handle dumps in which trailing
14539          "(nil)" values were omitted.  Call the postprocess vfunc on the
14540         return_rtx.
14541         (rtx_reader::rtx_reader): Add new "compact" param and pass to base
14542         class ctor.  Initialize m_in_call_function_usage.  Call
14543         one_time_initialization.
14544         * rtl-tests.c (selftest::test_uncond_jump): Call
14545         set_new_first_and_last_insn.
14546         * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
14547         * selftest-rtl.c: New file.
14548         * selftest-rtl.h (class selftest::rtl_dump_test): New class.
14549         (selftest::get_insn_by_uid): New decl.
14550         * selftest-run-tests.c (selftest::run_tests): Call
14551         read_rtl_function_c_tests.
14552         * selftest.h  (selftest::read_rtl_function_c_tests): New decl.
14553         * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
14554         dumps.
14555
14556 2017-01-05  Uros Bizjak  <ubizjak@gmail.com>
14557
14558         * config/i386/i386.md (*testqi_ext_3): No need to handle memory
14559         operands in a special way.  Assert that pos+len <= mode precision.
14560
14561 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
14562
14563         * common.opt (fvect-cost-model): Remove RejectNegative flag, use
14564         3 argument Alias with unlimited for the negative form.
14565         (fno-vect-cost-model): Removed.
14566
14567 2017-01-05  Martin Liska  <mliska@suse.cz>
14568
14569         * hsa-gen.c (gen_hsa_divmod): New function.
14570         (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
14571
14572 2017-01-05  Martin Liska  <mliska@suse.cz>
14573
14574         PR pch/78970
14575         * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
14576         header.
14577
14578 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
14579
14580         * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
14581         small constant length operands.
14582
14583 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
14584
14585         * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
14586         between loop iterations.
14587
14588 2017-01-05  Martin Liska  <mliska@suse.cz>
14589
14590         PR sanitizer/78815
14591         * gimplify.c (gimplify_decl_expr): Compare to
14592         asan_poisoned_variables instread of checking flags.
14593         (gimplify_target_expr): Likewise.
14594         (gimplify_expr): Likewise.
14595         (gimplify_function_tree): Conditionally initialize
14596         asan_poisoned_variables.
14597
14598 2017-01-04  Jeff Law  <law@redhat.com>
14599
14600         PR tree-optimizatin/78812
14601         * rtl.h (contains_mem_rtx_p): Prototype.
14602         * ifcvt.c (containts_mem_rtx_p): Move from here to...
14603         * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
14604         * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
14605         and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
14606         through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
14607
14608 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
14609
14610         * input.c (assert_char_at_range): Default-initialize actual_range.
14611
14612 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
14613
14614         * df-scan.c (df_ref_create_structure): Make regno unsigned,
14615         to match the caller.
14616
14617 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
14618
14619         * cfgexpand.c (expand_gimple_basic_block): Disregard debug
14620         insns after final jump in test to emit dummy move.
14621
14622 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
14623
14624         * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
14625         * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
14626
14627 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
14628
14629         * multiple_target.c (create_dispatcher_calls): Init e_next.
14630         * tree-ssa-loop-split.c (split_loop): Init border.
14631         * tree-vect-loop.c (vect_determine_vectorization_factor): Init
14632         scalar_type.
14633
14634 2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
14635
14636         PR target/71977
14637         PR target/70568
14638         PR target/78823
14639         * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
14640         (altivec_register_operand): Do not return true if the operand
14641         contains a SUBREG mixing SImode and SFmode.
14642         (vsx_register_operand): Likewise.
14643         (vsx_reg_sfsubreg_ok): New predicate.
14644         (vfloat_operand): Do not return true if the operand contains a
14645         SUBREG mixing SImode and SFmode.
14646         (vint_operand): Likewise.
14647         (vlogical_operand): Likewise.
14648         (gpc_reg_operand): Likewise.
14649         (int_reg_operand): Likewise.
14650         * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
14651         * config/rs6000/rs6000.c (valid_sf_si_move): New function to
14652         determine if a MOVSI or MOVSF operation contains SUBREGs that mix
14653         SImode and SFmode.
14654         (rs6000_emit_move_si_sf_subreg): New helper function.
14655         (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
14656         fixup SUBREGs involving SImode and SFmode.
14657         * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
14658         numbers for the new peephole2 optimization.
14659         (peephole2 for SFmode unions): New peephole2 to optimize cases in
14660         the GLIBC math library that do AND/IOR/XOR operations on single
14661         precision floating point.
14662         * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
14663         target macros to say whether we need to avoid SUBREGs mixing
14664         SImode and SFmode.
14665         (TARGET_ALLOW_SF_SUBREG): Likewise.
14666         * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
14667         (UNSPEC_SI_FROM_SF): Likewise.
14668         (iorxor): Change spacing.
14669         (and_ior_xor): New iterator for AND, IOR, and XOR.
14670         (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
14671         (movdi_from_sf_zero_ext): Likewise.
14672         (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
14673         instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
14674         (movsf_from_si): New insn for SImode/SFmode SUBREG support.
14675         (fma<mode>4): Use gpc_reg_operand instead of register_operand.
14676         (fms<mode>4): Likewise.
14677         (fnma<mode>4): Likewise.
14678         (fnms<mode>4): Likewise.
14679         (nfma<mode>4): Likewise.
14680         (nfms<mode>4): Likewise.
14681
14682 2017-01-04  Marek Polacek  <polacek@redhat.com>
14683
14684         PR c++/64767
14685         * doc/invoke.texi: Document -Wpointer-compare.
14686
14687 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
14688
14689         * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
14690         RejectNegative.
14691
14692         * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
14693         descriptions for -gdwarf-5 and emit them as uleb128 instead of
14694         2-byte data.
14695
14696 2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
14697
14698         PR target/78056
14699         * doc/sourcebuild.texi (PowerPC-specific attributes): Add
14700         documentation of the powerpc_popcntb_ok attribute.
14701         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14702         code to issue warning messages if a requested CPU configuration is
14703         not supported by the binary (assembler and loader) toolchain.
14704         (spe_init_builtins): Add two assertions to prevent ICE if attempt is
14705         made to define a built-in function that has been disabled.
14706         (paired_init_builtins): Add assertion to prevent ICE if attempt is
14707         made to define a built-in function that has been disabled.
14708         (altivec_init_builtins): Add comment explaining why definition
14709         of the DST built-in functions is not preceded by an assertion
14710         check.  Add assertions to prevent ICE if attempts are made to
14711         define an altivec predicate or an abs* built-in function that has
14712         been disabled.
14713         (htm_init_builtins): Add comment explaining why definition of the
14714         htm built-in functions is not preceded by an assertion check.
14715
14716 2017-01-04  Jeff Law  <law@redhat.com>
14717
14718         PR tree-optimizatin/67955
14719         * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
14720         Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
14721         the points-to solution does not include pt_null.  Use DECL_PT_UID
14722         unconditionally.
14723
14724 2017-01-04  Uros Bizjak  <ubizjak@gmail.com>
14725
14726         * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
14727         Use gen_int_mode instead of gen_lopwart for const_int operands.
14728
14729 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
14730
14731         PR tree-optimization/71563
14732         * match.pd: Simplify X << Y into X if Y is known to be 0 or
14733         out of range value - has low bits known to be zero.
14734
14735 2017-01-04  Alan Modra  <amodra@gmail.com>
14736
14737         * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
14738         * configure: Regenerate.
14739         * config.in: Regenerate.
14740
14741 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
14742
14743         PR bootstrap/77569
14744         * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
14745         a substring of the message, but strcmp with the whole message.  Ifdef
14746         ENABLE_NLS, translate the message first using dgettext.
14747
14748 2017-01-03  Jeff Law  <law@redhat.com>
14749
14750         PR tree-optimizatin/78856
14751         * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
14752         (mark_threaded_blocks): Remove code to truncate thread paths that
14753         cross multiple loop headers.  Instead invalidate the cached loop
14754         iteration information and handle case of a thread path walking
14755         into an irreducible region.
14756
14757 2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
14758
14759         PR target/78900
14760         * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
14761         assertions.  Add support for doing the signbit if the IEEE 128-bit
14762         floating point value is in a GPR.
14763         * config/rs6000/rs6000.md (Fsignbit): Delete.
14764         (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
14765         Update the length attribute if the value is in a GPR.
14766         (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
14767         the sign or zero extension instruction, since the value is always 0/1.
14768         (signbit<mode>2_dm2): Delete using <Fsignbit>.
14769
14770         PR target/78953
14771         * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
14772         extracting SImode to a GPR register so that we can generate a
14773         store, limit the vector to be in a traditional Altivec register
14774         for the vextuwrx instruction.
14775
14776 2017-01-03  Ian Lance Taylor  <iant@google.com>
14777
14778         * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
14779
14780 2017-01-03  Martin Sebor  <msebor@redhat.com>
14781
14782         PR tree-optimization/78696
14783         * gimple-ssa-sprintf.c (format_floating): Correct handling of
14784         precision.  Use MPFR for %f for greater fidelity.  Correct handling
14785         of %g.
14786         (pass_sprintf_length::compute_format_length): Set width and precision
14787         specified by asrerisk to void_node for vararg functions.
14788         (try_substitute_return_value): Adjust dump output.
14789
14790 2017-01-03  David Edelsohn  <dje.gcc@gmail.com>
14791
14792         * doc/invoke.texi (RS6000 options): LRA is enabled by default.
14793
14794 2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>
14795
14796         * doc/invoke.texi (SPARC options): Document -mlra as the default.
14797         * config/sparc/sparc.c (sparc_option_override): Force LRA unless
14798         -mlra/-mno-lra was passed to the compiler.
14799
14800 2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>
14801
14802         PR rtl-optimization/65618
14803         * emit-rtl.c (try_split): Move initialization of "before" and
14804         "after" to just before the call to emit_insn_after_setloc.
14805
14806 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
14807
14808         * doc/md.texi (Standard Names): Remove reference to Java frontend.
14809
14810 2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>
14811
14812         * dwarf2out.c (gen_enumeration_type_die): When
14813         -gno-strict-dwarf, add a DW_AT_encoding attribute.
14814
14815 2017-01-03  Jakub Jelinek  <jakub@redhat.com>
14816
14817         PR tree-optimization/78965
14818         * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
14819         Change first argument from const call_info & to call_info &.  For %n
14820         set info.nowrite to false.
14821
14822         PR middle-end/78901
14823         * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
14824         possibly throwing calls.
14825
14826         * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
14827         and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
14828         and fns handling, rather than in a separate case SSA_NAME.
14829
14830 2017-01-02  Jeff Law  <law@redhat.com>
14831
14832         * config/darwin-driver.c (darwin_driver_init): Const-correctness
14833         fixes for first_period and second_period variables.
14834
14835 2017-01-02  Uros Bizjak  <ubizjak@gmail.com>
14836
14837         PR target/78967
14838         * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
14839         (*insvqi_1): New insn pattern.
14840         (*insvqi_1_mem_rex64): Ditto.
14841         (*insvqi_2): Ditto.
14842         (*insvqi_3): Rename from *insvqi.
14843
14844         (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
14845
14846 2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
14847
14848         * doc/cfg.texi (Edges): Remove reference to Java.
14849         (Maintaining the CFG): Ditto.
14850
14851 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
14852
14853         PR middle-end/77674
14854         * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
14855         transparent aliases.
14856
14857 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
14858
14859         PR middle-end/77484
14860         * predict.def (PRED_CALL): Update hitrate.
14861         (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
14862         * predict.c (tree_estimate_probability_bb): Split CALL predictor
14863         into direct/indirect/polymorphic variants.
14864
14865 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
14866
14867         Update copyright years.
14868
14869         * gcc.c (process_command): Update copyright notice dates.
14870         * gcov-dump.c (print_version): Ditto.
14871         * gcov.c (print_version): Ditto.
14872         * gcov-tool.c (print_version): Ditto.
14873         * gengtype.c (create_file): Ditto.
14874         * doc/cpp.texi: Bump @copying's copyright year.
14875         * doc/cppinternals.texi: Ditto.
14876         * doc/gcc.texi: Ditto.
14877         * doc/gccint.texi: Ditto.
14878         * doc/gcov.texi: Ditto.
14879         * doc/install.texi: Ditto.
14880         * doc/invoke.texi: Ditto.
14881 \f
14882 Copyright (C) 2017 Free Software Foundation, Inc.
14883
14884 Copying and distribution of this file, with or without modification,
14885 are permitted in any medium without royalty provided the copyright
14886 notice and this notice are preserved.