gcc/ChangeLog

   1 2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
   2
   3         PR target/71270
   4         * config/arm/arm.c (neon_valid_immediate): Reject vector constants
   5         in big-endian mode when they are not a single duplicated value.
   6
   7 2017-01-20  Richard Biener  <rguenther@suse.de>
   8
   9         * BASE-VER: Bump to 7.0.1.
  10
  11 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
  12
  13         * omp-low.c (omplow_simd_context): New struct.  Use it...
  14         (lower_rec_simd_input_clauses): ...here and...
  15         (lower_rec_input_clauses): ...here to hold common data.  Adjust all
  16         references to idx, lane, max_vf, is_simt.
  17
  18 2017-01-20  Graham Markall  <graham.markall@embecosm.com>
  19
  20         * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
  21         mcpu=nps400.
  22
  23 2017-01-20  Martin Jambor  <mjambor@suse.cz>
  24
  25         * hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
  26         * hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
  27         gt-hsa-common.h.
  28         * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
  29         (GTFILES): Rename hsa.c to hsa-common.c.
  30         * hsa-brig.c: Change include of hsa.h to hsa-common.h.
  31         * hsa-dump.c: Likewise.
  32         * hsa-gen.c: Likewise.
  33         * hsa-regalloc.c: Likewise.
  34         * ipa-hsa.c: Likewise.
  35         * omp-expand.c: Likewise.
  36         * omp-low.c: Likewise.
  37         * toplev.c: Likewise.
  38
  39 2017-01-20  Marek Polacek  <polacek@redhat.com>
  40
  41         PR c/64279
  42         * doc/invoke.texi: Document -Wduplicated-branches.
  43         * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
  44         COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
  45         POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
  46         STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
  47         return 0 only when not OEP_LEXICOGRAPHIC.
  48         (fold_build_cleanup_point_expr): Use the expression
  49         location when building CLEANUP_POINT_EXPR.
  50         * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
  51         * tree.c (add_expr): Handle error_mark_node.
  52
  53 2017-01-20  Martin Liska  <mliska@suse.cz>
  54
  55         PR lto/69188
  56         * tree-profile.c (init_ic_make_global_vars): Do not call
  57         finalize_decl.
  58         (gimple_init_gcov_profiler): Likewise.
  59
  60 2017-01-20  Martin Liska  <mliska@suse.cz>
  61
  62         PR ipa/71190
  63         * cgraph.h (maybe_create_reference): Remove argument and
  64         update comment.
  65         * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
  66         argument.
  67         * ipa-cp.c (create_specialized_node): Likewise.
  68         * symtab.c (symtab_node::maybe_create_reference): Handle
  69         VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
  70
  71 2017-01-20  Martin Liska  <mliska@suse.cz>
  72
  73         * read-rtl-function.c (function_reader::create_function): Use
  74         build_decl instread of build_decl_stat.
  75
  76 2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>
  77
  78         * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
  79         * config/i386/avx512dqintrin.h: Ditto.
  80         * config/i386/avx512fintrin.h: Ditto.
  81         * config/i386/i386-builtin-types.def: Add new types.
  82         * gcc/config/i386/i386.c: Handle new types.
  83         * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
  84         (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
  85         (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
  86         (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
  87         (__builtin_ia32_kshiftridi): New.
  88         * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
  89
  90 2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>
  91
  92         PR target/78875
  93         PR target/79140
  94         * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
  95         define to rs6000_init_stack_protect_guard.
  96         (rs6000_init_stack_protect_guard): New function.
  97
  98 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
  99             Yunqiang Su  <yunqiang.su@imgtec.com>
 100
 101         * config.gcc (supported_defaults): Add madd4.
 102         (with_madd4): Add validation.
 103         (all_defaults): Add madd4.
 104         * config/mips/mips.opt (mmadd4): New option.
 105         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
 106         mmadd4.
 107         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
 108         __mips_no_madd4.
 109         (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
 110         (ISA_HAS_FUSED_MADD4): Likewise.
 111         * gcc/doc/invoke.texi (-mmadd4): Document the new option.
 112         * gcc/doc/install.texi (--with-madd4): Document the new option.
 113
 114 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
 115
 116         * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
 117         entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
 118         AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
 119         (aarch64_init_pauth_hint_builtins): New.
 120         (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
 121         (aarch64_expand_builtin): Expand new builtins.
 122
 123 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
 124
 125         * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
 126         * combine-stack-adj.c (no_unhandled_cfa): Handle
 127         REG_CFA_TOGGLE_RA_MANGLE.
 128         * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
 129         * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
 130         info for return address signing.
 131         (aarch64_expand_epilogue): Likewise.
 132
 133 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
 134
 135         * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
 136         * config/aarch64/aarch64-protos.h
 137         (aarch64_return_address_signing_enabled): New declaration.
 138         * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
 139         New function.
 140         (aarch64_expand_prologue): Sign return address before it's pushed onto
 141         stack.
 142         (aarch64_expand_epilogue): Authenticate return address fetched from
 143         stack.
 144         (aarch64_override_options): Sanity check for ILP32 and ISA level.
 145         (aarch64_attributes): New function attributes for "sign-return-address".
 146         * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
 147         UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
 148         ("*do_return"): Generate combined instructions according to key index.
 149         ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
 150         * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
 151         iterators.
 152         (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
 153         * config/aarch64/aarch64.opt (msign-return-address=): New.
 154         * doc/extend.texi (AArch64 Function Attributes): Documents
 155         "sign-return-address=".
 156         * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
 157
 158 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
 159
 160         * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
 161         overall option summary.
 162
 163 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
 164
 165         * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
 166         * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
 167         AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
 168         * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
 169
 170 2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
 171
 172         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
 173         -mpower9-minmax by default for -mcpu=power9.
 174         (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
 175         128-bit floating point.
 176
 177 2017-01-20  Alan Modra  <amodra@gmail.com>
 178
 179         * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
 180         optimizing for size.
 181
 182 2017-01-20  Alan Modra  <amodra@gmail.com>
 183
 184         PR target/79144
 185         * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
 186         for strcmp and strncmp from corresponding builtin decl.
 187
 188 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
 189
 190         * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
 191         instead of i386/rtems-64.h.
 192         * config/i386/rtems-64.h: Remove.
 193
 194 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
 195
 196         PR target/78478
 197         Revert:
 198         2013-11-05  Uros Bizjak  <ubizjak@gmail.com>
 199
 200         * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
 201
 202 2017-01-19  Tamar Christina  <tamar.christina@arm.com>
 203
 204         * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
 205         Change int to HOST_WIDE_INT.
 206         * config/aarch64/aarch64-protos.h
 207         (aarch64_simd_gen_const_vector_dup): Likewise.
 208         * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
 209
 210 2017-01-19  David Malcolm  <dmalcolm@redhat.com>
 211
 212         * langhooks-def.h (lhd_type_for_size): New decl.
 213         (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
 214         * langhooks.c (lhd_type_for_size): New function, taken from
 215         lto_type_for_size.
 216
 217 2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>
 218
 219         * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
 220         define_bypass for CR latency.
 221         (power9-cracked-alu): Update bypass latency and remove power9-branch.
 222         (power9-alu2): Add define_bypass for CR latency.
 223         (power9-cmp): New.
 224         (power9-mul): Update insn latency.
 225         (power9-mul-compare): Update insn latency, bypass latency and remove
 226         power9-branch.
 227
 228 2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 229
 230         * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
 231         Delete.
 232         * config/aarch64/aarch64.md
 233         (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
 234         aarch64_nopcrelative_literal_loads.
 235         (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
 236
 237 2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>
 238
 239         * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
 240         TARGET_LOONGSON_3A.
 241         (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
 242
 243 2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>
 244
 245         PR target/78176
 246         * config.gcc (supported_defaults): Add lxc1-sxc1.
 247         (with_lxc1_sxc1): Add validation.
 248         (all_defaults): Add lxc1-sxc1.
 249         * config/mips/mips.opt (mlxc1-sxc1): New option.
 250         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
 251         mlxc1-sxc1.
 252         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
 253         __mips_no_lxc1_sxc1.
 254         (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
 255         * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
 256         * doc/install.texi (--with-lxc1-sxc1): Document the new option.
 257
 258 2017-01-19  Richard Biener  <rguenther@suse.de>
 259
 260         PR tree-optimization/72488
 261         * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
 262         sure to restore SSA info.
 263         * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
 264
 265 2017-01-19  Richard Earnshaw  <rearnsha@arm.com>
 266
 267         PR rtl-optimization/79121
 268         * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
 269         of the inner type when shifting an extended value.
 270
 271 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
 272
 273         PR lto/78407
 274         * symtab.c (symtab_node::equal_address_to): Fix comparing of
 275         interposable aliases.
 276
 277 2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>
 278
 279         PR target/78516
 280         * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
 281         Use the evmergelohi instruction.
 282         (mov_si<mode>_e500_subreg4_2_le): Likewise.
 283         (mov_sitf_e500_subreg8_2_be): Likewise.
 284         (mov_sitf_e500_subreg12_2_le): Likewise.
 285         (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
 286         (mov_si<mode>_e500_subreg4_2_be): Likewise.
 287         (mov_sitf_e500_subreg8_2_le): Likewise.
 288         (mov_sitf_e500_subreg12_2_be): Likewise.
 289
 290 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 291
 292         * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
 293         attribute from vecsimple to vecperm.
 294         (altivec_vbpermq2): Likewise.
 295
 296 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 297
 298         PR target/79040
 299         * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
 300
 301 2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
 302         * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
 303         * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
 304         strcmp. Fix bug where comparison didn't stop with zero byte. Fix
 305         case where N arg is SIZE_MAX.
 306         * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
 307         (cmpstrsi): Add pattern.
 308
 309 2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
 310
 311         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
 312         __builtin_vec_revb builtins.
 313         * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
 314         built-in functions to support generation of the ISA 3.0 XXBR<x>
 315         vector byte reverse instructions.
 316         (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
 317         (P9V_BUILTIN_XXBRD_V2DI): Likewise.
 318         (P9V_BUILTIN_XXBRD_V2DF): Likewise.
 319         (P9V_BUILTIN_XXBGW_V4SI): Likewise.
 320         (P9V_BUILTIN_XXBGW_V4SF): Likewise.
 321         (P9V_BUILTIN_XXBGH_V8HI): Likewise.
 322         (P9V_BUILTIN_VEC_REVB): Likewise.
 323         * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
 324         generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
 325         (p9_xxbrq_v16qi): Likewise.
 326         (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
 327         (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
 328         (p9_xxbrh_v8hi): Likewise.
 329         * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
 330         * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
 331         vec_revb built-in functions.
 332
 333 2017-01-18  Uros Bizjak  <ubizjak@gmail.com>
 334
 335         PR rtl-optimization/78952
 336         * config/i386/i386.md (any_extract): New code iterator.
 337         (*insvqi_2): Use any_extract for source operand.
 338         (*insvqi_3): Use any_shiftrt for source operand.
 339
 340 2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>
 341
 342         * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
 343         New function.
 344         (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
 345
 346 2017-01-18  Maxim Ostapenko  <m.ostapenko@samsung.com>
 347
 348         PR lto/79061
 349         * asan.c (get_translation_unit_decl): New function.
 350         (asan_add_global): Extract modules file name from globals
 351         TRANSLATION_UNIT_DECL in lto mode.
 352         * tree.c (build_translation_unit_decl): Add source location for newly
 353         built TRANSLATION_UNIT_DECL.
 354
 355 2017-01-18  Matthias Klose  <doko@ubuntu.com>
 356
 357         * doc/install.texi: Allow default for --with-target-bdw-gc-include.
 358
 359 2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 360
 361         * config/rs6000/altivec.h (vec_bperm): Change #define.
 362         * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
 363         (altivec_vbpermq2): New define_insn.
 364         (altivec_vbpermd): Likewise.
 365         * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
 366         function interface.
 367         (VBPERMD): Likewise.
 368         (VBPERM): New polymorphic function interface.
 369         * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
 370         Add entries for P9V_BUILTIN_VEC_VBPERM.
 371         * doc/extend.texi: Add interfaces for vec_bperm.
 372
 373 2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 374
 375         * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
 376         first letter of error messages.
 377         (s390_resolve_overloaded_builtin): Likewise.
 378         * config/s390/s390.c (s390_expand_builtin): Likewise.
 379         (s390_invalid_arg_for_unprototyped_fn): Likewise.
 380         (s390_valid_target_attribute_inner_p): Likewise.
 381         * config/s390/s390.md ("tabort"): Likewise.
 382
 383 2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>
 384
 385         * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
 386         (ISA_AVOID_DIV_HILO): New macro.
 387         (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
 388         (ISA_HAS_DDIV): Likewise.
 389
 390 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
 391
 392         * doc/invoke.texi (fabi-version): Correct number of occurrences.
 393
 394 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
 395
 396         * doc/invoke.texi (fabi-version): Spelling fix.
 397
 398 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
 399
 400         PR c++/70182
 401         * doc/invoke.texi (fabi-version): Mention mangling fix for
 402         operator names.
 403
 404 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
 405
 406         PR c++/77489
 407         * doc/invoke.texi (fabi-version): Document discriminator mangling.
 408
 409 2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
 410
 411         PR target/78875
 412         * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
 413         * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
 414         the new options.
 415         * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
 416         flexible settings.
 417         (stack_protect_test): Ditto.
 418         * config/rs6000/rs6000.opt (mstack-protector-guard=,
 419         mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
 420         options.
 421         * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
 422         Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
 423         -mstack-protector-guard-offset=.
 424         (RS/6000 and PowerPC Options): Ditto.
 425
 426 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
 427
 428         * config/i386/i386.h (MASK_CLASS_P): New define.
 429         * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
 430         there are no registers from different register sets also when
 431         mask registers are used.  Update function comment.
 432         * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
 433         to (*k/*r) and (*k/*km) alternatives.
 434
 435 2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>
 436
 437         * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
 438         * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
 439         (EH_RETURN_HANDLER_RTX): New define.
 440         * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
 441         Force frame pointer in EH return functions.
 442         (aarch64_expand_epilogue): Add barrier for eh_return.
 443         (aarch64_final_eh_return_addr): Remove.
 444         (aarch64_eh_return_handler_rtx): New function.
 445         * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
 446         Remove.
 447         (aarch64_eh_return_handler_rtx): New prototype.
 448
 449 2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 450
 451         * config/rs6000/altivec.h (vec_rlmi): New #define.
 452         (vec_vrlnm): Likewise.
 453         (vec_rlnm): Likewise.
 454         * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
 455         (UNSPEC_VRLNM): Likewise.
 456         (VIlong): New mode iterator.
 457         (altivec_vrl<VI_char>mi): New define_insn.
 458         (altivec_vrl<VI_char>nm): Likewise.
 459         * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
 460         function entry.
 461         (VRLDNM): Likewise.
 462         (RLNM): New polymorphic function entry.
 463         (VRLWMI): New monomorphic function entry.
 464         (VRLDMI): Likewise.
 465         (RLMI): New polymorphic function entry.
 466         * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
 467         new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
 468         * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
 469         vec_vrlnm.
 470
 471 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 472
 473         PR debug/78839
 474         * dwarf2out.c (field_byte_offset): Restore the
 475         PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
 476         and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
 477         (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
 478         of build2 + fold.
 479
 480 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
 481
 482         PR ada/67205
 483         * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
 484
 485 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 486
 487         PR debug/71669
 488         * dwarf2out.c (add_data_member_location_attribute): For constant
 489         offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
 490         instead of DW_AT_data_member_location, DW_AT_bit_offset and
 491         DW_AT_byte_size attributes.
 492
 493 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
 494
 495         * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
 496         after forcing to constant memory when the code model is medium.
 497
 498 2017-01-17  Julia Koval  <julia.koval@intel.com>
 499
 500         PR target/76731
 501         * config/i386/avx512fintrin.h
 502         (_mm512_i32gather_ps): Change __addr type to void const*.
 503         (_mm512_mask_i32gather_ps): Ditto.
 504         (_mm512_i32gather_pd): Ditto.
 505         (_mm512_mask_i32gather_pd): Ditto.
 506         (_mm512_i64gather_ps): Ditto.
 507         (_mm512_mask_i64gather_ps): Ditto.
 508         (_mm512_i64gather_pd): Ditto.
 509         (_mm512_mask_i64gather_pd): Ditto.
 510         (_mm512_i32gather_epi32): Ditto.
 511         (_mm512_mask_i32gather_epi32): Ditto.
 512         (_mm512_i32gather_epi64): Ditto.
 513         (_mm512_mask_i32gather_epi64): Ditto.
 514         (_mm512_i64gather_epi32): Ditto.
 515         (_mm512_mask_i64gather_epi32): Ditto.
 516         (_mm512_i64gather_epi64): Ditto.
 517         (_mm512_mask_i64gather_epi64): Ditto.
 518         (_mm512_i32scatter_ps): Change __addr type to void*.
 519         (_mm512_mask_i32scatter_ps): Ditto.
 520         (_mm512_i32scatter_pd): Ditto.
 521         (_mm512_mask_i32scatter_pd): Ditto.
 522         (_mm512_i64scatter_ps): Ditto.
 523         (_mm512_mask_i64scatter_ps): Ditto.
 524         (_mm512_i64scatter_pd): Ditto.
 525         (_mm512_mask_i64scatter_pd): Ditto.
 526         (_mm512_i32scatter_epi32): Ditto.
 527         (_mm512_mask_i32scatter_epi32): Ditto.
 528         (_mm512_i32scatter_epi64): Ditto.
 529         (_mm512_mask_i32scatter_epi64): Ditto.
 530         (_mm512_i64scatter_epi32): Ditto.
 531         (_mm512_mask_i64scatter_epi32): Ditto.
 532         (_mm512_i64scatter_epi64): Ditto.
 533         (_mm512_mask_i64scatter_epi64): Ditto.
 534         * config/i386/avx512pfintrin.h
 535         (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
 536         (_mm512_mask_prefetch_i32gather_ps): Ditto.
 537         (_mm512_mask_prefetch_i64gather_pd): Ditto.
 538         (_mm512_mask_prefetch_i64gather_ps): Ditto.
 539         (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
 540         (_mm512_prefetch_i32scatter_ps): Ditto.
 541         (_mm512_mask_prefetch_i32scatter_pd): Ditto.
 542         (_mm512_mask_prefetch_i32scatter_ps): Ditto.
 543         (_mm512_prefetch_i64scatter_pd): Ditto.
 544         (_mm512_prefetch_i64scatter_ps): Ditto.
 545         (_mm512_mask_prefetch_i64scatter_pd): Ditto.
 546         (_mm512_mask_prefetch_i64scatter_ps): Ditto.
 547         * config/i386/avx512vlintrin.h
 548         (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
 549         (_mm_mmask_i32gather_ps): Ditto.
 550         (_mm256_mmask_i32gather_pd): Ditto.
 551         (_mm_mmask_i32gather_pd): Ditto.
 552         (_mm256_mmask_i64gather_ps): Ditto.
 553         (_mm_mmask_i64gather_ps): Ditto.
 554         (_mm256_mmask_i64gather_pd): Ditto.
 555         (_mm_mmask_i64gather_pd): Ditto.
 556         (_mm256_mmask_i32gather_epi32): Ditto.
 557         (_mm_mmask_i32gather_epi32): Ditto.
 558         (_mm256_mmask_i32gather_epi64): Ditto.
 559         (_mm_mmask_i32gather_epi64): Ditto.
 560         (_mm256_mmask_i64gather_epi32): Ditto.
 561         (_mm_mmask_i64gather_epi32): Ditto.
 562         (_mm256_mmask_i64gather_epi64): Ditto.
 563         (_mm_mmask_i64gather_epi64): Ditto.
 564         (_mm256_i32scatter_ps): Change __addr type to void*.
 565         (_mm256_mask_i32scatter_ps): Ditto.
 566         (_mm_i32scatter_ps): Ditto.
 567         (_mm_mask_i32scatter_ps): Ditto.
 568         (_mm256_i32scatter_pd): Ditto.
 569         (_mm256_mask_i32scatter_pd): Ditto.
 570         (_mm_i32scatter_pd): Ditto.
 571         (_mm_mask_i32scatter_pd): Ditto.
 572         (_mm256_i64scatter_ps): Ditto.
 573         (_mm256_mask_i64scatter_ps): Ditto.
 574         (_mm_i64scatter_ps): Ditto.
 575         (_mm_mask_i64scatter_ps): Ditto.
 576         (_mm256_i64scatter_pd): Ditto.
 577         (_mm256_mask_i64scatter_pd): Ditto.
 578         (_mm_i64scatter_pd): Ditto.
 579         (_mm_mask_i64scatter_pd): Ditto.
 580         (_mm256_i32scatter_epi32): Ditto.
 581         (_mm256_mask_i32scatter_epi32): Ditto.
 582         (_mm_i32scatter_epi32): Ditto.
 583         (_mm_mask_i32scatter_epi32): Ditto.
 584         (_mm256_i32scatter_epi64): Ditto.
 585         (_mm256_mask_i32scatter_epi64): Ditto.
 586         (_mm_i32scatter_epi64): Ditto.
 587         (_mm_mask_i32scatter_epi64): Ditto.
 588         (_mm256_i64scatter_epi32): Ditto.
 589         (_mm256_mask_i64scatter_epi32): Ditto.
 590         (_mm_i64scatter_epi32): Ditto.
 591         (_mm_mask_i64scatter_epi32): Ditto.
 592         (_mm256_i64scatter_epi64): Ditto.
 593         (_mm256_mask_i64scatter_epi64): Ditto.
 594         (_mm_i64scatter_epi64): Ditto.
 595         (_mm_mask_i64scatter_epi64): Ditto.
 596         * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
 597         (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
 598         (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
 599         (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
 600         (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
 601         (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
 602         (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
 603         (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
 604         (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
 605         (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
 606         (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
 607         (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
 608         (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
 609         (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
 610         (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
 611         (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
 612         (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
 613         (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
 614         (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
 615         (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
 616         (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
 617         (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
 618         (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
 619         (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
 620         (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
 621         (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
 622         (VOID_QI_V8DI_PCINT_INT_INT): Remove.
 623         (V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
 624         (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
 625         (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
 626         (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
 627         (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
 628         (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
 629         (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
 630         (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
 631         (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
 632         (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
 633         (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
 634         (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
 635         (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
 636         (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
 637         (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
 638         (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
 639         (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
 640         (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
 641         (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
 642         (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
 643         (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
 644         (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
 645         (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
 646         (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
 647         (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
 648         (VOID_QI_V8DI_PCVOID_INT_INT): Add.
 649         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
 650         definitions accordingly.
 651
 652 2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
 653             Kuan-Lin Chen  <kuanlinchentw@gmail.com>
 654
 655         PR target/79079
 656         * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
 657         gen_lowpart.
 658
 659 2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>
 660
 661         PR target/79058
 662         * ira-conflicts.c (ira_build_conflicts): Update total conflict
 663         hard regs for inner regno.
 664
 665 2017-01-17  Martin Liska  <mliska@suse.cz>
 666
 667         PR ipa/71207
 668         * ipa-polymorphic-call.c (contains_type_p): Fix wrong
 669         assumption and add comment.
 670
 671 2017-01-17  Nathan Sidwell  <nathan@acm.org>
 672
 673         * ipa-visibility.c (localize_node): New function, broken out of ...
 674         (function_and_variable_visibility): ... here. Call it.
 675
 676 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
 677
 678         PR middle-end/77445
 679         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
 680         correctly set frequency of oudgoing edge.
 681         (duplicate_thread_path): Fix profile updating.
 682
 683 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 684
 685         PR other/79046
 686         * configure.ac: Add GCC_BASE_VER.
 687         * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
 688         version from BASE-VER file.
 689         (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
 690         (gcc.o): Depend on $(BASEVER).
 691         * common.opt (dumpfullversion): New option.
 692         * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
 693         * doc/invoke.texi: Document -dumpfullversion.
 694         * doc/install.texi: Document --with-gcc-major-version-only.
 695         * configure: Regenerated.
 696
 697 2017-01-17  Richard Biener  <rguenther@suse.de>
 698
 699         PR tree-optimization/71433
 700         * tree-vrp.c (register_new_assert_for): Merge same asserts
 701         on all incoming edges.
 702         (process_assert_insertions_for): Handle insertions at the
 703         beginning of BBs.
 704
 705 2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>
 706
 707         * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
 708         * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
 709
 710 2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>
 711
 712         PR target/78633
 713         * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
 714         RTL sharing.
 715
 716 2017-01-17  Alan Modra  <amodra@gmail.com>
 717
 718         PR target/79066
 719         * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
 720         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
 721         symbolic stack limit when pic.
 722
 723 2017-01-16  Martin Sebor  <msebor@redhat.com>
 724
 725         PR tree-optimization/78608
 726         * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
 727
 728 2017-01-16  Jeff Law  <law@redhat.com>
 729
 730         Revert:
 731         2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
 732         * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
 733         for several include directories that may be relative to sysroot.
 734         * config/i386/x-mingw32 (gplus_includedir): Define.
 735         (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
 736         (native_system_includedir): Likewise.
 737         * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
 738         override if TARGET_SYSTEM_ROOT is defined.
 739         (NATIVE_SYSTEM_HEADER_DIR): Likewise.
 740
 741         PR tree-optimization/79090
 742         PR tree-optimization/33562
 743         PR tree-optimization/61912
 744         PR tree-optimization/77485
 745         * tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
 746         and computed trims into the dump file.
 747
 748 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
 749
 750         * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
 751
 752 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
 753
 754         PR c/79089
 755         * gimplify.c (gimplify_init_constructor): If want_value and
 756         object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
 757         fix.
 758
 759         PR target/79080
 760         * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
 761         sequence.  Formatting fixes.
 762         (doloop_optimize): Formatting fixes.
 763
 764         PR driver/49726
 765         * gcc.c (debug_level_greater_than_spec_func): New function.
 766         (static_spec_functions): Add debug-level-gt spec function.
 767         (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
 768         !g0.
 769         * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
 770         * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
 771         * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
 772         gpubnames, ggnu-pubnames, gno-record-gcc-switches,
 773         grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
 774         gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
 775
 776 2017-01-16  Uros Bizjak  <ubizjak@gmail.com>
 777
 778         * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
 779         QImode fixups to general and mask registers only.
 780
 781 2017-01-16  Carl Love  <cel@us.ibm.com>
 782
 783         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
 784         for built-in functions
 785         vector signed char vec_nabs (vector signed char)
 786         vector signed short vec_nabs (vector signed short)
 787         vector signed int vec_nabs (vector signed int)
 788         vector signed long long vec_nabs (vector signed long long)
 789         vector float vec_nabs (vector float)
 790         vector double vec_nabs (vector double)
 791         * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
 792         and NABS overload.
 793         * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
 794         * config/rs6000/altivec.h: New define for vec_nabs built-in function.
 795         * doc/extend.texi: Update the documentation file for the new built-in
 796         functions.
 797
 798 2017-01-16  Martin Sebor  <msebor@redhat.com>
 799
 800         * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
 801         message.
 802
 803 2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 804
 805         * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
 806         UNSPEC_VSX__XXSPLTD to require special splat handling.
 807
 808 2017-01-16  David Malcolm  <dmalcolm@redhat.com>
 809
 810         PR bootstrap/78616
 811         * system.h: Poison strndup.
 812
 813 2017-01-16  Alan Modra  <amodra@gmail.com>
 814
 815         PR target/79098
 816         * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
 817         use a switch.
 818
 819 2017-01-16  Georg-Johann Lay  <avr@gjlay.de>
 820
 821         * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
 822
 823 2017-01-15  Uros Bizjak  <ubizjak@gmail.com>
 824
 825         * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
 826         call recog here.  Assert that INSN_CODE (insn) is non-negative.
 827
 828 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
 829
 830         PR target/72749
 831         * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
 832         fallthrough.
 833         * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
 834         in the currently scheduled RTL fragment.
 835
 836 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
 837
 838         PR rtl-optimization/78751
 839         * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
 840         give up.
 841
 842 2017-01-14  Jeff Law  <law@redhat.com>
 843
 844         PR tree-optimization/79090
 845         * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
 846         variable length stores.
 847         (compute_trims): Delete dead assignment to *trim_tail.
 848         (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
 849         zero length.
 850
 851 2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>
 852
 853         PR rtl-optimization/78626
 854         PR rtl-optimization/78727
 855         * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
 856         of a block, and split such blocks after everything else is finished.
 857
 858 2017-01-14  Alan Modra  <amodra@gmail.com>
 859
 860         PR target/72749
 861         * combine.c (recog_for_combine_1): Set INSN_CODE before calling
 862         target legitimate_combined_insn.
 863         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
 864         (rs6000_legitimate_combined_insn): New function.
 865         * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
 866         all uses.
 867         (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
 868         (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
 869         (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
 870
 871 2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>
 872
 873         * doc/frontends.texi (G++ and GCC): Remove references to Java.
 874
 875 2017-01-13  Jeff Law  <law@redhat.com>
 876
 877         PR tree-optimization/33562
 878         PR tree-optimization/61912
 879         PR tree-optimization/77485
 880         * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
 881         a statement.
 882         (delete_dead_assignment): Likewise.
 883         (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
 884         statement to delete_dead_call and delete_dead_assignment.
 885
 886 2017-01-13  David Malcolm  <dmalcolm@redhat.com>
 887
 888         PR c/78304
 889         * substring-locations.c (format_warning_va): Strengthen case 1 so
 890         that both endpoints of the substring must be within the format
 891         range for just the substring to be printed.
 892
 893 2017-01-13  Uros Bizjak  <ubizjak@gmail.com>
 894
 895         * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
 896         * config/i386/i386.c (ix86_target_string): Add missing options
 897         to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
 898         isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
 899         flags_other and ix86_target_other to flags2_other.  Display unknown
 900         isa2 options.
 901         (ix86_valid_target_attribute_inner_p): Add missing options and
 902         reorder options by implied ISAs, as in ix86_target_string.
 903
 904 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
 905
 906         * hash-table.h (hash_table::too_empty_p): New function.
 907         (hash_table::expand): Use it.
 908         (hash_table::traverse): Likewise.
 909         (hash_table::empty_slot): Use sizeof (value_type) instead of
 910         sizeof (PTR) to convert bytes to elements.  Shrink the table
 911         if the current size is excessive for the current number of
 912         elements.
 913
 914 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
 915
 916         * ira-costs.c (record_reg_classes): Break from the inner loop
 917         early once alt_fail is known to be true.  Update outer loop
 918         handling accordingly.
 919
 920 2017-01-13  Jeff Law  <law@redhat.com>
 921
 922         * tree-ssa-dse.c (decrement_count): New function.
 923         (increment_start_addr, maybe_trim_memstar_call): Likewise.
 924         (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
 925         when we know the partially dead statement is a mem* function.
 926
 927         PR tree-optimization/61912
 928         PR tree-optimization/77485
 929         * tree-ssa-dse.c: Include expr.h.
 930         (maybe_trim_constructor_store): New function.
 931         (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
 932
 933         PR tree-optimization/33562
 934         PR tree-optimization/61912
 935         PR tree-optimization/77485
 936         * doc/invoke.texi: Document new dse-max-object-size param.
 937         * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
 938         * tree-ssa-dse.c: Include params.h.
 939         (dse_store_status): New enum.
 940         (initialize_ao_ref_for_dse): New, partially extracted from
 941         dse_optimize_stmt.
 942         (valid_ao_ref_for_dse, normalize_ref): New.
 943         (setup_live_bytes_from_ref, compute_trims): Likewise.
 944         (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
 945         (maybe_trim_partially_dead_store): Likewise.
 946         (maybe_trim_complex_store): Likewise.
 947         (dse_classify_store): Renamed from dse_possibly_dead_store_p.
 948         Track what bytes live from the original store.  Return tri-state
 949         for dead, partially dead or live.
 950         (dse_dom_walker): Add constructor, destructor and new private members.
 951         (delete_dead_call, delete_dead_assignment): New extracted from
 952         dse_optimize_stmt.
 953         (dse_optimize_stmt): Make a member of dse_dom_walker.
 954         Use initialize_ao_ref_for_dse.
 955
 956         PR tree-optimization/33562
 957         PR tree-optimization/61912
 958         PR tree-optimization/77485
 959         * sbitmap.h (bitmap_count_bits): Prototype.
 960         (bitmap_clear_range, bitmap_set_range): Likewise.
 961         * sbitmap.c (bitmap_clear_range): New function.
 962         (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
 963
 964 2017-01-13  Martin Liska  <mliska@suse.cz>
 965
 966         PR ipa/79043
 967         * function.c (set_cfun): Add new argument force.
 968         * function.h (set_cfun): Likewise.
 969         * ipa-inline-transform.c (inline_call): Use the function when
 970         strict alising from is dropped for function we inline to.
 971
 972 2017-01-13  Richard Biener  <rguenther@suse.de>
 973
 974         * tree-pretty-print.c (dump_generic_node): Fix inverted condition
 975         for dumping GIMPLE INTEGER_CSTs.
 976
 977 2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 978
 979         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
 980         to 201112L since C++17.
 981
 982 2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>
 983
 984         PR sanitizer/78887
 985         * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
 986         if -fsanitize=kernel-address is present.
 987
 988 2017-01-13  Richard Biener  <rguenther@suse.de>
 989
 990         * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
 991         as _Literal ( type ) number in case usual suffixes do not
 992         preserve all information.
 993
 994 2017-01-13  Richard Biener  <rguenther@suse.de>
 995
 996         PR tree-optimization/77283
 997         * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
 998         and ssa-iterators.h.
 999         (is_feasible_trace): Implement a cost model based on joiner
1000         PHI node uses.
1001
1002 2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
1003
1004         PR target/79004
1005         * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
1006         char or short to __float128/_Float128 directly.
1007
1008 2017-01-12  Martin Sebor  <msebor@redhat.com>
1009
1010         to -Wformat-overflow.
1011         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
1012         (min_bytes_remaining): Same.
1013         (get_string_length): Same.
1014         (format_string): Same.
1015         (format_directive): Same.
1016         (add_bytes): Same.
1017         (pass_sprintf_length::handle_gimple_call): Same.
1018
1019 2017-01-12  Jakub Jelinek  <jakub@redhat.com>
1020
1021         * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
1022         info.nowrite calls with no lhs that can't throw.  Return bool
1023         whether gsi_remove has been called or not.
1024         (pass_sprintf_length::handle_gimple_call): Return bool whether
1025         try_substitute_return_value called gsi_remove.  Formatting fix.
1026         (pass_sprintf_length::execute): Don't use gsi_remove if
1027         handle_gimple_call returned true.
1028
1029         PR bootstrap/79069
1030         * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
1031         be removed due to side-effects, don't remove following barrier nor
1032         turn the successor edge into fallthru edge.
1033
1034 2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1035
1036         PR target/79044
1037         * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
1038         element-reversing loads and stores as not swappable.
1039
1040 2017-01-12  Nathan Sidwell  <nathan@acm.org>
1041             Nicolai Stange  <nicstange@gmail.com>
1042
1043         * combine.c (try_combine): Don't ignore result of overlap checking
1044         loop.  Combine overlap & asm check into single loop.
1045
1046 2017-01-12  Richard Biener  <rguenther@suse.de>
1047
1048         * tree-pretty-print.c (dump_generic_node): Provide -gimple
1049         variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.
1050
1051 2017-01-12  Richard Biener  <rguenther@suse.de>
1052
1053         * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
1054         and TS_TARGET_OPTION directly derive from TS_BASE.
1055         * tree-core.h (tree_optimization_option): Derive from tree_base.
1056         (tree_target_option): Likewise.
1057
1058 2017-01-11  Uros Bizjak  <ubizjak@gmail.com>
1059
1060         * config/i386/i386.c (memory_address_length): Increase len
1061         only when rip_relative_addr_p returns false.
1062
1063 2017-01-11  Julia Koval  <julia.koval@intel.com>
1064
1065         * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
1066         (OPTION_MASK_ISA_SGX_SET): New.
1067         (ix86_handle_option): Handle OPT_msgx.
1068         * config.gcc: Added sgxintrin.h.
1069         * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
1070         * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
1071         * config/i386/i386.c (ix86_target_string): Add -msgx.
1072         (PTA_SGX): New.
1073         (ix86_option_override_internal): Handle new options.
1074         (ix86_valid_target_attribute_inner_p): Add sgx.
1075         * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
1076         * config/i386/i386.opt: Add msgx.
1077         * config/i386/sgxintrin.h: New file.
1078         * config/i386/x86intrin.h: Add sgxintrin.h.
1079
1080 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
1081
1082         PR c++/71537
1083         * fold-const.c (maybe_nonzero_address): Return 1 for function
1084         local objects.
1085         (tree_single_nonzero_warnv_p): Don't handle function local objects
1086         here.
1087
1088         PR c++/72813
1089         * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
1090         of c-header.
1091
1092 2017-01-11  David Malcolm  <dmalcolm@redhat.com>
1093
1094         PR driver/78877
1095         * opts.c: Include "spellcheck.h"
1096         (struct string_fragment): New struct.
1097         (struct edit_distance_traits<const string_fragment &>): New
1098         struct.
1099         (get_closest_sanitizer_option): New function.
1100         (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
1101
1102 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
1103
1104         * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
1105         by 12.
1106         (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
1107         DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
1108         (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
1109         (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
1110         for initial die_offset if dwarf_split_debug_info.
1111         (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
1112         initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
1113         fields.
1114         (output_skeleton_debug_sections): Formatting fix.  Use
1115         DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
1116         DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.
1117
1118 2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>
1119
1120         * config/arm/cortex-a53.md: Add bypasses for
1121         cortex_a53_r2f_cvt.
1122         (cortex_a53_r2f): Only use for transfers.
1123         (cortex_a53_f2r): Likewise.
1124         (cortex_a53_r2f_cvt): Add reservation for conversions.
1125         (cortex_a53_f2r_cvt): Likewise.
1126
1127 2017-01-11  Tamar Christina  <tamar.christina@arm.com>
1128
1129         * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
1130         to all inlined functions, change static to extern.
1131
1132 2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>
1133
1134         PR target/78253
1135         * config/arm/arm.c (legitimize_pic_address): Handle reference to
1136         weak symbol.
1137         (arm_assemble_integer): Likewise.
1138
1139 2017-01-11  Richard Earnshaw  <rearnsha@arm.com>
1140
1141         * config.gcc: Use new awk script to check CPU, FPU and architecture
1142         parameters for --with-... options.
1143         * config/arm/parsecpu.awk: New file
1144         * config/arm/arm-cpus.in: New file.
1145         * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
1146         files.
1147         * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
1148         files.
1149         * config/arm/t-arm: Update dependency rules.
1150         * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
1151         of processing .def files.
1152         * config/arm/genopt.sh: Deleted.
1153         * config/arm/gentune.sh: Deleted.
1154         * config/arm/arm-cores.def: Deleted.
1155         * config/arm/arm-arches.def: Deleted.
1156         * config/arm/arm-fpus.def: Deleted.
1157         * config/arm/arm-tune.md: Regenerated.
1158         * config/arm/arm-tables.opt: Regenerated.
1159         * config/arm/arm-cpu.h: New generated file.
1160         * config/arm/arm-cpu-data.h: New generated file.
1161         * config/arm/arm-cpu-cdata.h: New generated file.
1162
1163 2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>
1164
1165         PR lto/79042
1166         * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
1167         bit.
1168         (input_varpool_node): Unpack dynamically_initialized bit.
1169
1170 2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1171
1172         PR rtl-optimization/79032
1173         * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
1174         the alignment of the adjusted memory reference against that of MODE,
1175         instead of the alignment of the original memory reference.
1176
1177 2017-01-11  Martin Jambor  <mjambor@suse.cz>
1178
1179         * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
1180         test.
1181         * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
1182         decorated functions.
1183
1184 2017-01-11  Richard Biener  <rguenther@suse.de>
1185
1186         * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
1187         set range/nonnull info for PHI results.  Do not set it on
1188         stmts marked for removal.
1189
1190 2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>
1191
1192         * expr.c (store_field): In the bitfield case, fetch the return value
1193         from the registers before applying a single big-endian adjustment.
1194         Always do a final load for a BLKmode value not larger than a word.
1195
1196 2017-01-10  David Malcolm  <dmalcolm@redhat.com>
1197
1198         PR c++/77949
1199         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
1200         that we correctly handle column numbers greater than
1201         LINE_MAP_MAX_COLUMN_NUMBER.
1202
1203 2017-01-10  Martin Sebor  <msebor@redhat.com>
1204
1205         PR middle-end/78245
1206         * gimple-ssa-sprintf.c (get_destination_size): Call
1207         {init,fini}object_sizes.
1208         * tree-object-size.c (addr_object_size): Adjust.
1209         (pass_through_call): Adjust.
1210         (pass_object_sizes::execute): Adjust.
1211         * tree-object-size.h (fini_object_sizes): Declare.
1212
1213 2017-01-10  Martin Sebor  <msebor@redhat.com>
1214
1215         PR tree-optimization/78775
1216         * builtins.c (get_size_range): Move...
1217         * calls.c: ...to here.
1218         (alloc_max_size): Accept zero argument.
1219         (operand_signed_p): Remove.
1220         (maybe_warn_alloc_args_overflow): Call get_size_range.
1221         * calls.h (get_size_range): Declare.
1222
1223 2017-01-10  Joe Seymour  <joe.s@somniumtech.com>
1224
1225         * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
1226         from TI's devices.csv file as of September 2016.
1227         * config/msp430/msp430.c (msp430_mcu_data): Likewise.
1228
1229 2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>
1230
1231         * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
1232         * doc/invoke.texi: Likewise.
1233         * doc/md.texi: Likewise.
1234         * doc/objc.texi: Likewise.
1235
1236 2017-01-10  Joshua Conner  <joshconner@google.com>
1237
1238         * config/arm/fuchsia-elf.h: New file.
1239         * config/fuchsia.h: New file.
1240         * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
1241         (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
1242         targets.
1243         * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
1244
1245 2016-01-10  Richard Biener  <rguenther@suse.de>
1246
1247         PR tree-optimization/79034
1248         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1249         Propagate out degenerate PHIs in the joiner.
1250
1251 2017-01-10  Martin Liska  <mliska@suse.cz>
1252
1253         * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
1254         (sort_congruence_classes_by_decl_uid): Likewise.
1255         (sort_congruence_class_groups_by_decl_uid): Likewise.
1256         (sem_item_optimizer::merge_classes): Sort class, groups in these
1257         classes and members in the groups by DECL_UID of declarations.
1258         This would make merge operations stable.
1259
1260 2017-01-10  Martin Liska  <mliska@suse.cz>
1261
1262         * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
1263         usage of m_classes_vec.
1264         (sem_item_optimizer::~sem_item_optimizer):  Likewise.
1265         (sem_item_optimizer::get_group_by_hash): Likewise.
1266         (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
1267         (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
1268         (sem_item_optimizer::verify_classes): Likewise.
1269         (sem_item_optimizer::process_cong_reduction): Likewise.
1270         (sem_item_optimizer::dump_cong_classes): Likewise.
1271         (sem_item_optimizer::merge_classes): Likewise.
1272         * ipa-icf.h (congruence_class_hash): Rename from
1273         congruence_class_group_hash.  Remove declaration of m_classes_vec.
1274
1275 2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>
1276
1277         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
1278         OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
1279         * config.gcc: Add avx512vpopcntdqintrin.h.
1280         * config/i386/avx512vpopcntdqintrin.h: New.
1281         * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
1282         * config/i386/i386-builtin-types.def: Add new types.
1283         * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
1284         __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
1285         __builtin_ia32_vpopcountq_v8di_mask): New.
1286         * config/i386/i386-c.c (ix86_target_macros_internal): Define
1287         __AVX512VPOPCNTDQ__.
1288         * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
1289         (PTA_AVX512VPOPCNTDQ): Define.
1290         * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
1291         TARGET_AVX512VPOPCNTDQ_P): Define.
1292         * config/i386/i386.opt: Add mavx512vpopcntdq.
1293         * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
1294         * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
1295
1296 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
1297
1298         PR middle-end/77484
1299         * predict.def (PRED_CALL): Set to 67.
1300
1301 2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>
1302
1303         * expr.c (store_field): In the bitfield case, if the value comes from
1304         a function call and is of an aggregate type returned in registers, do
1305         not modify the field mode; extract the value in all cases if the mode
1306         is BLKmode and the size is not larger than a word.
1307
1308 2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>
1309
1310         PR target/71017
1311         * config/i386/cpuid.h: Fix undefined behavior.
1312
1313 2017-01-04  Jeff Law  <law@redhat.com>
1314
1315         PR tree-optimization/79007
1316         PR tree-optimization/67955
1317         * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
1318         conservative for pt.null when flag_non_call_exceptions is on.
1319
1320 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
1321
1322         PR translation/79019
1323         PR translation/79020
1324         * params.def (PARAM_INLINE_MIN_SPEEDUP,
1325         PARAM_IPA_CP_SINGLE_CALL_PENALTY,
1326         PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
1327         in descriptions.
1328         * config/avr/avr.opt (maccumulate-args): Likewise.
1329         * config/msp430/msp430.opt (mwarn-mcu): Likewise.
1330         * common.opt (freport-bug): Likewise.
1331         * cif-code.def (CIF_FINAL_ERROR): Likewise.
1332         * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
1333         * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
1334         translatable string.
1335         * config/i386/i386.c (function_value_32): Likewise.
1336         * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
1337         * config/msp430/msp430.c (msp430_option_override, msp430_attr):
1338         Likewise.
1339         * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
1340         * common/config/msp430/msp430-common.c (msp430_handle_option):
1341         Likewise.
1342         * symtab.c (symtab_node::verify_base): Likewise.
1343         * opts.c (set_debug_level): Likewise.
1344         * tree.c (verify_type_variant): Likewise.  Fix typo in comment.
1345         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1346         missing whitespace to translatable strings.
1347         * config/avr/avr.md (bswapsi2): Fix typo in comment.
1348         * config/sh/superh.h: Likewise.
1349         * config/i386/xopintrin.h: Likewise.
1350         * config/i386/znver1.md: Likewise.
1351         * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
1352         * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
1353         * double-int.h (struct double_int): Likewise.
1354         * double-int.c (div_and_round_double): Likewise.
1355         * wide-int.cc: Likewise.
1356         * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
1357         * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
1358         * cfgcleanup.c (crossjumps_occured): Renamed to ...
1359         (crossjumps_occurred): ... this.
1360         (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
1361         Adjust all uses.
1362
1363         PR tree-optimization/78899
1364         * tree-if-conv.c (version_loop_for_if_conversion): Instead of
1365         returning bool return struct loop *, NULL for failure and the new
1366         loop on success.
1367         (versionable_outer_loop_p): Don't version outer loop if it has
1368         dont_vectorized bit set.
1369         (tree_if_conversion): When versioning outer loop, ensure
1370         tree_if_conversion is performed also on the inner loop of the
1371         non-vectorizable outer loop copy.
1372         * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
1373         LOOP_VECTORIZED in inner loop of the scalar outer loop and
1374         prevent vectorization of it.
1375         (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
1376         the outer loop vectorization of the non-scalar version is attempted
1377         before vectorization of the inner loop in scalar version.  If
1378         outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
1379         vectorization of its inner loop.
1380         * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
1381         has 2 inner loops, rename also on edges from bb whose single pred
1382         is outer_loop->header.  Fix typo in function comment.
1383
1384 2017-01-09  Martin Sebor  <msebor@redhat.com>
1385
1386         PR bootstrap/79033
1387         * asan.c (asan_emit_stack_protection): Increase local buffer size
1388         to avoid snprintf truncation warning.
1389
1390 2017-01-09  Andrew Pinski  <apinski@cavium.com>
1391
1392         * config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
1393         to reference thunderx2t99 for the tuning structure
1394         * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
1395         Rename to ...
1396         (thunderx2t99_extra_costs): This.
1397         * config/aarch64/aarch64-tune.md: Regenerate.
1398         * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
1399         (vulcan_addrcost_table): This.
1400         (vulcan_regmove_cost): Rename to ...
1401         (thunderx2t99_regmove_cost): This.
1402         (vulcan_vector_cost): Rename to ...
1403         (thunderx2t99_vector_cost): this.
1404         (vulcan_branch_cost): Rename to ...
1405         (thunderx2t99_branch_cost): This.
1406         (vulcan_tunings): Rename to ...
1407         (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
1408         * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
1409
1410 2017-01-09  Martin Jambor  <mjambor@suse.cz>
1411
1412         PR ipa/78365
1413         PR ipa/78599
1414         * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
1415         * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
1416         (propagate_vr_accross_jump_function): Use the above function for all
1417         value range computations for pass-through jump functions and type
1418         converasion from explicit value range values.
1419         (ipcp_propagate_stage): Do not attempt to deduce types of formal
1420         parameters from TYPE_ARG_TYPES.
1421         * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
1422         (ipa_write_node_info): Stream type of the actual argument.
1423         (ipa_read_node_info): Likewise. Also remove trailing whitespace.
1424
1425 2017-01-09  Martin Liska  <mliska@suse.cz>
1426
1427         PR pch/78970
1428         * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
1429         (lookup_compiler): Do not show error message with have_E.
1430
1431 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
1432
1433         PR tree-optimization/78938
1434         * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
1435         where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
1436         BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
1437         {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
1438         fixes.
1439
1440 2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1441
1442         * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
1443         is const0_rtx.
1444
1445 2017-01-09  Richard Biener  <rguenther@suse.de>
1446
1447         PR tree-optimization/78997
1448         * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
1449         name condition properly.
1450
1451 2017-01-09  Richard Biener  <rguenther@suse.de>
1452
1453         PR debug/79000
1454         * dwarf2out.c (is_cxx): New overload with context.
1455         (is_naming_typedef_decl): Use it.
1456
1457 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
1458
1459         * invoke.texi (Option Summary): Correct spacing in option lists
1460         and add line breaks to fix over-long lines.
1461
1462 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
1463
1464         PR middle-end/17660
1465
1466         * extend.texi (Common Variable Attributes): Add xref to GCC
1467         Internals manual to explain mode attribute keywords.
1468
1469 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
1470
1471         PR other/16519
1472         * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
1473         and Preprocessor Options.
1474         (Options for Linking): Document -pthread here....
1475         (RS/6000 and PowerPC Options): ...not here.
1476         (Solaris 2 Options): ...or here.
1477         * doc/cppopts.texi: Document -pthread.
1478
1479 2017-01-08  Martin Sebor  <msebor@redhat.com>
1480
1481         PR middle-end/77708
1482         * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
1483         * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
1484         New member functions.
1485         (format_directive): Used them.
1486         (add_bytes): Same.
1487         (pass_sprintf_length::handle_gimple_call): Same.
1488         * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
1489         to avoid truncation for any argument.
1490         (extract_affine_mul): Same.
1491         * tree.c (get_file_function_name): Same.
1492
1493 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
1494
1495         PR middle-end/77484
1496         * predict.def (PRED_INDIR_CALL): Set to 86.
1497
1498 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
1499
1500         PR preprocessor/54124
1501         * doc/cppopts.texi: Reformat -d subtable to list the full name
1502         of the options.  Add cross-reference to the docs for the general
1503         compiler -d options.
1504         * doc/invoke.texi (Developer Options): Add cross-reference to the
1505         preprocessor-specific -d option documentation.
1506
1507 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
1508
1509         PR preprocessor/13498
1510         * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
1511         redudant material, and reflect new command-line options.
1512         (System Headers): Likewise.
1513
1514 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
1515
1516         * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
1517         -isystem, and -idirafter.  Copy-edit.
1518         * doc/cppopts.texi: Copy-edit.  Remove contradiction about
1519         default for -ftrack-macro-expansion.  Delete obsolete and
1520         badly-formatted implementation details about -fdebug-cpp output.
1521         * doc/cppwarnopts.texi: Copy-edit.
1522
1523 2017-01-07  David Malcolm  <dmalcolm@redhat.com>
1524
1525         PR c++/72803
1526         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
1527         that the transition from a max line width >= 1<<10 to narrower
1528         lines works correctly.
1529
1530 2017-01-07  Alexandre Oliva <aoliva@redhat.com>
1531
1532         * doc/options.texi (PerFunction): New.
1533         * opt-functions.awk (switch_flags): Map both Optimization and
1534         PerFunction to CL_OPTIMIZATION.
1535         * opth-gen.awk: Test for PerFunction flag along with
1536         Optimization.
1537         * optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
1538         it only when the latter is present.  Skip those that don't in
1539         the hash function generator.
1540         * common.opt (fvar-tracking): Mark as PerFunction instead of
1541         Optimization.
1542         (fvar-tracking-assignments): Likewise.
1543         (fvar-tracking-assignments-toggle): Likewise.
1544         (fvar-tracking-uninit): Likewise.
1545
1546 2017-01-07  Jakub Jelinek  <jakub@redhat.com>
1547
1548         PR translation/79018
1549         * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
1550         the and store.
1551
1552 2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>
1553
1554         PR target/57583
1555         * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
1556         * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
1557         TARGET_LONG_JUMP_TABLE_OFFSETS.
1558         * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
1559         * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
1560         * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
1561         (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
1562         * config/m68k/m68k.md (tablejump expander): Likewise.
1563         (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
1564         TARGET_LONG_JUMP_TABLE_OFFSETS.
1565         (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
1566         * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
1567
1568 2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
1569             David Holsgrove <david.holsgrove@xilinx.com>
1570
1571         * common/config/microblaze/microblaze-common.c
1572         (TARGET_EXCEPT_UNWIND_INFO): Remove.
1573         * config/microblaze/microblaze-protos.h (microblaze_eh_return):
1574         New prototype.
1575         * config/microblaze/microblaze.c (microblaze_must_save_register)
1576         (microblaze_expand_epilogue, microblaze_return_addr): Handle
1577         calls_eh_return.
1578         (microblaze_eh_return): New function.
1579         * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
1580         (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
1581         (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
1582         * config/microblaze/microblaze.md (eh_return): New pattern.
1583
1584 2017-01-06  Jakub Jelinek  <jakub@redhat.com>
1585
1586         * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
1587         GCC_DIAGNOSTIC_STRINGIFY): Define.
1588
1589         * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
1590
1591 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1592
1593         * config/arm/arm.md (<mcrr>): New.
1594         (<mrrc>): New.
1595         * config/arm/arm.c (arm_arch5te): New.
1596         (arm_option_override): Set arm_arch5te.
1597         (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
1598         and mrrc2.
1599         * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
1600         (arm_mcrr_qualifiers): ... this. New.
1601         (MRRC_QUALIFIERS): Define to...
1602         (arm_mrrc_qualifiers): ... this. New.
1603         * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
1604         __arm_mrrc2): New.
1605         * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
1606         * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
1607         (MRRCI, mrrc, MRRC): New.
1608         * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
1609         VUNSPEC_MRRC2): New.
1610
1611 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1612
1613         * config/arm/arm.md (<mcr>): New.
1614         (<mrc>): New.
1615         * config/arm/arm.c (arm_coproc_builtin_available): Add
1616         support for mcr, mrc, mcr2 and mrc2.
1617         * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
1618         (arm_mcr_qualifiers): ... this. New.
1619         (MRC_QUALIFIERS): Define to ...
1620         (arm_mrc_qualifiers): ... this. New.
1621         (MCR_QUALIFIERS): Define to ...
1622         (arm_mcr_qualifiers): ... this. New.
1623         * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
1624         __arm_mrc2): New.
1625         * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
1626         * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
1627         * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
1628         VUNSPEC_MRC2): New.
1629
1630 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1631
1632         * config/arm/arm.md (*ldc): New.
1633         (*stc): New.
1634         (<ldc>): New.
1635         (<stc>): New.
1636         * config/arm/arm.c (arm_coproc_builtin_available): Add
1637         support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
1638         (arm_coproc_ldc_stc_legitimate_address): New.
1639         * config/arm/arm-builtins.c (arm_type_qualifiers): Add
1640         'qualifier_const_pointer'.
1641         (LDC_QUALIFIERS): Define to...
1642         (arm_ldc_qualifiers): ... this. New.
1643         (STC_QUALIFIERS): Define to...
1644         (arm_stc_qualifiers): ... this. New.
1645         * config/arm/arm-protos.h
1646         (arm_coproc_ldc_stc_legitimate_address): New.
1647         * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
1648         __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
1649         * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
1650         stc2, stcl, stc2l): New.
1651         * config/arm/constraints.md (Uz): New.
1652         * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
1653         * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
1654         VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
1655         VUNSPEC_STC2L): New.
1656
1657 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1658
1659         * config/arm/arm.md (<cdp>): New.
1660         * config/arm/arm.c (neon_const_bounds): Rename this ...
1661         (arm_const_bounds): ... this.
1662         (arm_coproc_builtin_available): New.
1663         * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
1664         (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
1665         (CDP_QUALIFIERS): Define to...
1666         (arm_cdp_qualifiers): ... this. New.
1667         (void_UP): Define.
1668         (arm_expand_builtin_args): Add case for 6 arguments.
1669         * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
1670         (arm_const_bounds): ... this.
1671         (arm_coproc_builtin_available): New.
1672         * config/arm/arm_acle.h (__arm_cdp): New.
1673         (__arm_cdp2): New.
1674         * config/arm/arm_acle_builtins.def (cdp): New.
1675         (cdp2): New.
1676         * config/arm/iterators.md (CDPI,CDP,cdp): New.
1677         * config/arm/neon.md: Rename all 'neon_const_bounds' to
1678         'arm_const_bounds'.
1679         * config/arm/types.md (coproc): New.
1680         * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
1681         * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
1682         * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
1683         arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
1684
1685 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1686
1687         * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
1688         (UBINOP_QUALIFIERS): New.
1689         (si_UP): Define.
1690         (acle_builtin_data): New. Change comment.
1691         (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
1692         ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
1693         ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
1694         arm_acle_builtins.def.
1695         (ARM_BUILTIN_ACLE_PATTERN_START): Define.
1696         (arm_init_acle_builtins): New.
1697         (CRC32_BUILTIN): Remove.
1698         (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
1699         crc32cb, crc32ch and crc32cw.
1700         (arm_init_crc32_builtins): Remove.
1701         (arm_init_builtins): Use arm_init_acle_builtins rather
1702         than arm_init_crc32_builtins.
1703         (arm_expand_acle_builtin): New.
1704         (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
1705         * config/arm/arm_acle_builtins.def: New.
1706
1707 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1708
1709         * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
1710         (arm_builtin_datum): ... this.
1711         (arm_init_neon_builtin): Rename to ...
1712         (arm_init_builtin): ... this. Add a new parameters PREFIX
1713         and USE_SIG_IN_NAME.
1714         (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
1715         'arm_init_builtin'. Replace type 'neon_builtin_datum' with
1716         'arm_builtin_datum'.
1717         (arm_init_vfp_builtins): Likewise.
1718         (builtin_arg): Rename enum's replacing 'NEON_ARG' with
1719         'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
1720         (arm_expand_neon_args): Rename to ...
1721         (arm_expand_builtin_args): ... this. Rename builtin_arg
1722         enum values and differentiate between ARG_BUILTIN_MEMORY
1723         and ARG_BUILTIN_NEON_MEMORY.
1724         (arm_expand_neon_builtin_1): Rename to ...
1725         (arm_expand_builtin_1): ... this. Rename builtin_arg enum
1726         values, arm_expand_builtin_args and add bool parameter NEON.
1727         (arm_expand_neon_builtin): Use arm_expand_builtin_1.
1728         (arm_expand_vfp_builtin): Likewise.
1729         (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
1730
1731 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
1732
1733         PR middle-end/77484
1734         * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
1735         * predict.c (tree_estimate_probability_bb): Reverse direction of
1736         polymorphic call predictor.
1737
1738 2017-01-06  David Malcolm  <dmalcolm@redhat.com>
1739
1740         * passes.c (execute_one_pass): Split out pass-skipping logic into...
1741         (determine_pass_name_match): ...this new function and...
1742         (should_skip_pass_p): ...this new function.
1743
1744 2017-01-06  Nathan Sidwell  <nathan@acm.org>
1745
1746         * ipa-visibility.c (function_and_variable_visibility): Reformat
1747         comments and long lines.  Remove extrneous if.
1748         * symtab.c (symtab_node::make_decl_local): Fix code format.
1749         (symtab_node::set_section_for_node): Fix comment typo.
1750
1751 2017-01-06  Martin Liska  <mliska@suse.cz>
1752
1753         PR bootstrap/79003
1754         * lra-constraints.c: Rename invariant to lra_invariant.
1755         * predict.c (set_even_probabilities): Initialize e to NULL.
1756
1757 2017-01-05  Martin Sebor  <msebor@redhat.com>
1758
1759         PR tree-optimization/78910
1760         * gimple-ssa-sprintf.c (tree_digits): Add an argument.
1761         (format_integer): Correct off-by-one error in the handling
1762         of precision with negative numbers in signed conversions..
1763
1764 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
1765
1766         * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
1767
1768 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
1769
1770         PR tree-optimization/71016
1771         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
1772         factor_out_conditional_conversion.  Formatting fix.
1773         (factor_out_conditional_conversion): Add cond_stmt argument.
1774         If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
1775         cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
1776         Formatting fix.
1777
1778 2017-01-05  David Malcolm  <dmalcolm@redhat.com>
1779
1780         * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
1781         read-rtl-function.o, and selftest-rtl.o.
1782         * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
1783         (selftest::aarch64_test_loading_full_dump): New function.
1784         (selftest::aarch64_run_selftests): New function.
1785         (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
1786         selftest::aarch64_run_selftests.
1787         * config/i386/i386.c
1788         (selftest::ix86_test_loading_dump_fragment_1): New function.
1789         (selftest::ix86_test_loading_call_insn): New function.
1790         (selftest::ix86_test_loading_full_dump): New function.
1791         (selftest::ix86_test_loading_unspec): New function.
1792         (selftest::ix86_run_selftests): Call the new functions.
1793         * emit-rtl.c (maybe_set_max_label_num): New function.
1794         * emit-rtl.h (maybe_set_max_label_num): New decl.
1795         * function.c (instantiate_decls): Guard call to
1796         instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
1797         * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
1798         "static".
1799         * gensupport.c (gen_reader::gen_reader): Pass "false"
1800         for new "compact" param of rtx_reader.
1801         * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
1802         rather than an empty string for NULL strings.
1803         * read-md.c: Potentially include config.h rather than bconfig.h.
1804         Wrap include of errors.h with #ifdef GENERATOR_FILE.
1805         (have_error): New global, copied from errors.c.
1806         (md_reader::read_name): Rename to...
1807         (md_reader::read_name_1): ...this, adding "out_loc" param,
1808         and converting "missing name or number" to returning false, rather
1809         than failing.
1810         (md_reader::read_name): Reimplement in terms of read_name_1.
1811         (md_reader::read_name_or_nil): New function.
1812         (md_reader::read_string): Handle "(nil)" by returning NULL.
1813         (md_reader::md_reader): Add new param "compact".
1814         (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
1815         (md_reader::read_file): New method.
1816         * read-md.h (md_reader::md_reader): Add new param "compact".
1817         (md_reader::read_file): New method.
1818         (md_reader::is_compact): New accessor.
1819         (md_reader::read_name): Convert return type from void to file_location.
1820         (md_reader::read_name_or_nil): New decl.
1821         (md_reader::read_name_1): New decl.
1822         (md_reader::m_compact): New field.
1823         (noop_reader::noop_reader): Pass "false" for new "compact" param
1824         of rtx_reader.
1825         (rtx_reader::rtx_reader): Add new "compact" param.
1826         (rtx_reader::read_rtx_operand): Make virtual and convert return
1827         type from void to rtx.
1828         (rtx_reader::read_until): New decl.
1829         (rtx_reader::handle_any_trailing_information): New virtual function.
1830         (rtx_reader::postprocess): New virtual function.
1831         (rtx_reader::finalize_string): New virtual function.
1832         (rtx_reader::m_in_call_function_usage): New field.
1833         (rtx_reader::m_reuse_rtx_by_id): New field.
1834         * read-rtl-function.c: New file.
1835         * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
1836         * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
1837         (selftest::verify_three_block_rtl_cfg): New decl.
1838         * read-rtl-function.h: New file.
1839         * read-rtl.c: Potentially include config.h rather than bconfig.h.
1840         For host, include function.h, memmodel.h, and emit-rtl.h.
1841         (one_time_initialization): New function.
1842         (struct compact_insn_name): New struct.
1843         (compact_insn_names): New array.
1844         (find_code): Handle insn codes in compact dumps.
1845         (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
1846         (bind_subst_iter_and_attr): Likewise.
1847         (add_condition_to_string): Likewise.
1848         (add_condition_to_rtx): Likewise.
1849         (apply_attribute_uses): Likewise.
1850         (add_current_iterators): Likewise.
1851         (apply_iterators): Likewise.
1852         (initialize_iterators): Guard usage of apply_subst_iterator with
1853         #ifdef GENERATOR_FILE.
1854         (read_conditions): Wrap with #ifdef GENERATOR_FILE.
1855         (md_reader::read_mapping): Likewise.
1856         (add_define_attr_for_define_subst): Likewise.
1857         (add_define_subst_attr): Likewise.
1858         (read_subst_mapping): Likewise.
1859         (check_code_iterator): Likewise.
1860         (rtx_reader::read_rtx): Likewise.  Move one-time initialization
1861         logic to...
1862         (one_time_initialization): New function.
1863         (rtx_reader::read_until): New method.
1864         (read_flags): New function.
1865         (parse_reg_note_name): New function.
1866         (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
1867         Handle reuse_rtx ids.
1868         Wrap iterator lookup within #ifdef GENERATOR_FILE.
1869         Add parsing support for RTL dumps, mirroring the special-cases in
1870         print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
1871         values, and calling handle_any_trailing_information.
1872         (rtx_reader::read_rtx_operand): Convert return type from void
1873         to rtx, returning return_rtx.  Handle case 'e'.  Call
1874         finalize_string on XSTR and XTMPL fields.
1875         (rtx_reader::read_nested_rtx):  Handle dumps in which trailing
1876          "(nil)" values were omitted.  Call the postprocess vfunc on the
1877         return_rtx.
1878         (rtx_reader::rtx_reader): Add new "compact" param and pass to base
1879         class ctor.  Initialize m_in_call_function_usage.  Call
1880         one_time_initialization.
1881         * rtl-tests.c (selftest::test_uncond_jump): Call
1882         set_new_first_and_last_insn.
1883         * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
1884         * selftest-rtl.c: New file.
1885         * selftest-rtl.h (class selftest::rtl_dump_test): New class.
1886         (selftest::get_insn_by_uid): New decl.
1887         * selftest-run-tests.c (selftest::run_tests): Call
1888         read_rtl_function_c_tests.
1889         * selftest.h  (selftest::read_rtl_function_c_tests): New decl.
1890         * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
1891         dumps.
1892
1893 2017-01-05  Uros Bizjak  <ubizjak@gmail.com>
1894
1895         * config/i386/i386.md (*testqi_ext_3): No need to handle memory
1896         operands in a special way.  Assert that pos+len <= mode precision.
1897
1898 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
1899
1900         * common.opt (fvect-cost-model): Remove RejectNegative flag, use
1901         3 argument Alias with unlimited for the negative form.
1902         (fno-vect-cost-model): Removed.
1903
1904 2017-01-05  Martin Liska  <mliska@suse.cz>
1905
1906         * hsa-gen.c (gen_hsa_divmod): New function.
1907         (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
1908
1909 2017-01-05  Martin Liska  <mliska@suse.cz>
1910
1911         PR pch/78970
1912         * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
1913         header.
1914
1915 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1916
1917         * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
1918         small constant length operands.
1919
1920 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1921
1922         * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
1923         between loop iterations.
1924
1925 2017-01-05  Martin Liska  <mliska@suse.cz>
1926
1927         PR sanitizer/78815
1928         * gimplify.c (gimplify_decl_expr): Compare to
1929         asan_poisoned_variables instread of checking flags.
1930         (gimplify_target_expr): Likewise.
1931         (gimplify_expr): Likewise.
1932         (gimplify_function_tree): Conditionally initialize
1933         asan_poisoned_variables.
1934
1935 2017-01-04  Jeff Law  <law@redhat.com>
1936
1937         PR tree-optimizatin/78812
1938         * rtl.h (contains_mem_rtx_p): Prototype.
1939         * ifcvt.c (containts_mem_rtx_p): Move from here to...
1940         * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
1941         * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
1942         and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
1943         through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
1944
1945 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
1946
1947         * input.c (assert_char_at_range): Default-initialize actual_range.
1948
1949 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
1950
1951         * df-scan.c (df_ref_create_structure): Make regno unsigned,
1952         to match the caller.
1953
1954 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
1955
1956         * cfgexpand.c (expand_gimple_basic_block): Disregard debug
1957         insns after final jump in test to emit dummy move.
1958
1959 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
1960
1961         * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
1962         * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
1963
1964 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
1965
1966         * multiple_target.c (create_dispatcher_calls): Init e_next.
1967         * tree-ssa-loop-split.c (split_loop): Init border.
1968         * tree-vect-loop.c (vect_determine_vectorization_factor): Init
1969         scalar_type.
1970
1971 2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
1972
1973         PR target/71977
1974         PR target/70568
1975         PR target/78823
1976         * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
1977         (altivec_register_operand): Do not return true if the operand
1978         contains a SUBREG mixing SImode and SFmode.
1979         (vsx_register_operand): Likewise.
1980         (vsx_reg_sfsubreg_ok): New predicate.
1981         (vfloat_operand): Do not return true if the operand contains a
1982         SUBREG mixing SImode and SFmode.
1983         (vint_operand): Likewise.
1984         (vlogical_operand): Likewise.
1985         (gpc_reg_operand): Likewise.
1986         (int_reg_operand): Likewise.
1987         * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
1988         * config/rs6000/rs6000.c (valid_sf_si_move): New function to
1989         determine if a MOVSI or MOVSF operation contains SUBREGs that mix
1990         SImode and SFmode.
1991         (rs6000_emit_move_si_sf_subreg): New helper function.
1992         (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
1993         fixup SUBREGs involving SImode and SFmode.
1994         * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
1995         numbers for the new peephole2 optimization.
1996         (peephole2 for SFmode unions): New peephole2 to optimize cases in
1997         the GLIBC math library that do AND/IOR/XOR operations on single
1998         precision floating point.
1999         * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
2000         target macros to say whether we need to avoid SUBREGs mixing
2001         SImode and SFmode.
2002         (TARGET_ALLOW_SF_SUBREG): Likewise.
2003         * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
2004         (UNSPEC_SI_FROM_SF): Likewise.
2005         (iorxor): Change spacing.
2006         (and_ior_xor): New iterator for AND, IOR, and XOR.
2007         (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
2008         (movdi_from_sf_zero_ext): Likewise.
2009         (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
2010         instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
2011         (movsf_from_si): New insn for SImode/SFmode SUBREG support.
2012         (fma<mode>4): Use gpc_reg_operand instead of register_operand.
2013         (fms<mode>4): Likewise.
2014         (fnma<mode>4): Likewise.
2015         (fnms<mode>4): Likewise.
2016         (nfma<mode>4): Likewise.
2017         (nfms<mode>4): Likewise.
2018
2019 2017-01-04  Marek Polacek  <polacek@redhat.com>
2020
2021         PR c++/64767
2022         * doc/invoke.texi: Document -Wpointer-compare.
2023
2024 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
2025
2026         * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
2027         RejectNegative.
2028
2029         * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
2030         descriptions for -gdwarf-5 and emit them as uleb128 instead of
2031         2-byte data.
2032
2033 2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
2034
2035         PR target/78056
2036         * doc/sourcebuild.texi (PowerPC-specific attributes): Add
2037         documentation of the powerpc_popcntb_ok attribute.
2038         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2039         code to issue warning messages if a requested CPU configuration is
2040         not supported by the binary (assembler and loader) toolchain.
2041         (spe_init_builtins): Add two assertions to prevent ICE if attempt is
2042         made to define a built-in function that has been disabled.
2043         (paired_init_builtins): Add assertion to prevent ICE if attempt is
2044         made to define a built-in function that has been disabled.
2045         (altivec_init_builtins): Add comment explaining why definition
2046         of the DST built-in functions is not preceded by an assertion
2047         check.  Add assertions to prevent ICE if attempts are made to
2048         define an altivec predicate or an abs* built-in function that has
2049         been disabled.
2050         (htm_init_builtins): Add comment explaining why definition of the
2051         htm built-in functions is not preceded by an assertion check.
2052
2053 2017-01-04  Jeff Law  <law@redhat.com>
2054
2055         PR tree-optimizatin/67955
2056         * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
2057         Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
2058         the points-to solution does not include pt_null.  Use DECL_PT_UID
2059         unconditionally.
2060
2061 2017-01-04  Uros Bizjak  <ubizjak@gmail.com>
2062
2063         * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
2064         Use gen_int_mode instead of gen_lopwart for const_int operands.
2065
2066 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
2067
2068         PR tree-optimization/71563
2069         * match.pd: Simplify X << Y into X if Y is known to be 0 or
2070         out of range value - has low bits known to be zero.
2071
2072 2017-01-04  Alan Modra  <amodra@gmail.com>
2073
2074         * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
2075         * configure: Regenerate.
2076         * config.in: Regenerate.
2077
2078 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
2079
2080         PR bootstrap/77569
2081         * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
2082         a substring of the message, but strcmp with the whole message.  Ifdef
2083         ENABLE_NLS, translate the message first using dgettext.
2084
2085 2017-01-03  Jeff Law  <law@redhat.com>
2086
2087         PR tree-optimizatin/78856
2088         * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
2089         (mark_threaded_blocks): Remove code to truncate thread paths that
2090         cross multiple loop headers.  Instead invalidate the cached loop
2091         iteration information and handle case of a thread path walking
2092         into an irreducible region.
2093
2094 2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
2095
2096         PR target/78900
2097         * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
2098         assertions.  Add support for doing the signbit if the IEEE 128-bit
2099         floating point value is in a GPR.
2100         * config/rs6000/rs6000.md (Fsignbit): Delete.
2101         (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
2102         Update the length attribute if the value is in a GPR.
2103         (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
2104         the sign or zero extension instruction, since the value is always 0/1.
2105         (signbit<mode>2_dm2): Delete using <Fsignbit>.
2106
2107         PR target/78953
2108         * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
2109         extracting SImode to a GPR register so that we can generate a
2110         store, limit the vector to be in a traditional Altivec register
2111         for the vextuwrx instruction.
2112
2113 2017-01-03  Ian Lance Taylor  <iant@google.com>
2114
2115         * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
2116
2117 2017-01-03  Martin Sebor  <msebor@redhat.com>
2118
2119         PR tree-optimization/78696
2120         * gimple-ssa-sprintf.c (format_floating): Correct handling of
2121         precision.  Use MPFR for %f for greater fidelity.  Correct handling
2122         of %g.
2123         (pass_sprintf_length::compute_format_length): Set width and precision
2124         specified by asrerisk to void_node for vararg functions.
2125         (try_substitute_return_value): Adjust dump output.
2126
2127 2017-01-03  David Edelsohn  <dje.gcc@gmail.com>
2128
2129         * doc/invoke.texi (RS6000 options): LRA is enabled by default.
2130
2131 2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>
2132
2133         * doc/invoke.texi (SPARC options): Document -mlra as the default.
2134         * config/sparc/sparc.c (sparc_option_override): Force LRA unless
2135         -mlra/-mno-lra was passed to the compiler.
2136
2137 2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>
2138
2139         PR rtl-optimization/65618
2140         * emit-rtl.c (try_split): Move initialization of "before" and
2141         "after" to just before the call to emit_insn_after_setloc.
2142
2143 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
2144
2145         * doc/md.texi (Standard Names): Remove reference to Java frontend.
2146
2147 2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>
2148
2149         * dwarf2out.c (gen_enumeration_type_die): When
2150         -gno-strict-dwarf, add a DW_AT_encoding attribute.
2151
2152 2017-01-03  Jakub Jelinek  <jakub@redhat.com>
2153
2154         PR tree-optimization/78965
2155         * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2156         Change first argument from const call_info & to call_info &.  For %n
2157         set info.nowrite to false.
2158
2159         PR middle-end/78901
2160         * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
2161         possibly throwing calls.
2162
2163         * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
2164         and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
2165         and fns handling, rather than in a separate case SSA_NAME.
2166
2167 2017-01-02  Jeff Law  <law@redhat.com>
2168
2169         * config/darwin-driver.c (darwin_driver_init): Const-correctness
2170         fixes for first_period and second_period variables.
2171
2172 2017-01-02  Uros Bizjak  <ubizjak@gmail.com>
2173
2174         PR target/78967
2175         * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
2176         (*insvqi_1): New insn pattern.
2177         (*insvqi_1_mem_rex64): Ditto.
2178         (*insvqi_2): Ditto.
2179         (*insvqi_3): Rename from *insvqi.
2180
2181         (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
2182
2183 2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
2184
2185         * doc/cfg.texi (Edges): Remove reference to Java.
2186         (Maintaining the CFG): Ditto.
2187
2188 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
2189
2190         PR middle-end/77674
2191         * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
2192         transparent aliases.
2193
2194 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
2195
2196         PR middle-end/77484
2197         * predict.def (PRED_CALL): Update hitrate.
2198         (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
2199         * predict.c (tree_estimate_probability_bb): Split CALL predictor
2200         into direct/indirect/polymorphic variants.
2201
2202 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
2203
2204         Update copyright years.
2205
2206         * gcc.c (process_command): Update copyright notice dates.
2207         * gcov-dump.c (print_version): Ditto.
2208         * gcov.c (print_version): Ditto.
2209         * gcov-tool.c (print_version): Ditto.
2210         * gengtype.c (create_file): Ditto.
2211         * doc/cpp.texi: Bump @copying's copyright year.
2212         * doc/cppinternals.texi: Ditto.
2213         * doc/gcc.texi: Ditto.
2214         * doc/gccint.texi: Ditto.
2215         * doc/gcov.texi: Ditto.
2216         * doc/install.texi: Ditto.
2217         * doc/invoke.texi: Ditto.
2218 \f
2219 Copyright (C) 2017 Free Software Foundation, Inc.
2220
2221 Copying and distribution of this file, with or without modification,
2222 are permitted in any medium without royalty provided the copyright
2223 notice and this notice are preserved.