gcc/ChangeLog

   1 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
   2
   3         * doc/install.texi (Specific): opensource.apple.com uses https
   4         now. Remove trailing slash.
   5
   6 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
   7
   8         * README.Portability: Remove note on an Irix compatibility issue.
   9
  10 2017-01-22  Dimitry Andric <dim@FreeBSD.org>
  11
  12         * gcov.c (INCLUDE_ALGORITHM): Define.
  13         (INCLUDE_VECTOR): Define.
  14         No longer include <vector> and <algorithm> directly.
  15
  16 2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>
  17
  18         * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
  19         to https.
  20         * doc/invoke.texi (Code Gen Options): Ditto.
  21
  22 2017-01-21  Jan Hubicka  <hubicka@ucw.cz>
  23
  24         PR lto/78407
  25         * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
  26
  27 2017-01-21  Bernd Schmidt  <bschmidt@redhat.com>
  28
  29         rtl-optimization/79125
  30         * cprop.c (local_cprop_pass): Handle cases where we make an
  31         unconditional trap.
  32
  33 2017-01-20  Segher Boessenkool  <segher@kernel.crashing.org>
  34
  35         PR target/61729
  36         PR target/77850
  37         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
  38         read from, for big endian.
  39
  40 2017-01-20  Jiong Wang  <jiong.wang@arm.com>
  41
  42         * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
  43         register pauth builtins for LP64 only.
  44
  45 2017-01-20  Marek Polacek  <polacek@redhat.com>
  46
  47         PR c/79152
  48         * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
  49         non-case labels.
  50
  51 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
  52
  53         * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
  54         of safelen status.
  55         * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
  56         * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
  57         * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
  58
  59 2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  60
  61         PR target/71270
  62         * config/arm/arm.c (neon_valid_immediate): Reject vector constants
  63         in big-endian mode when they are not a single duplicated value.
  64
  65 2017-01-20  Richard Biener  <rguenther@suse.de>
  66
  67         * BASE-VER: Bump to 7.0.1.
  68
  69 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
  70
  71         * omp-low.c (omplow_simd_context): New struct.  Use it...
  72         (lower_rec_simd_input_clauses): ...here and...
  73         (lower_rec_input_clauses): ...here to hold common data.  Adjust all
  74         references to idx, lane, max_vf, is_simt.
  75
  76 2017-01-20  Graham Markall  <graham.markall@embecosm.com>
  77
  78         * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
  79         mcpu=nps400.
  80
  81 2017-01-20  Martin Jambor  <mjambor@suse.cz>
  82
  83         * hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
  84         * hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
  85         gt-hsa-common.h.
  86         * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
  87         (GTFILES): Rename hsa.c to hsa-common.c.
  88         * hsa-brig.c: Change include of hsa.h to hsa-common.h.
  89         * hsa-dump.c: Likewise.
  90         * hsa-gen.c: Likewise.
  91         * hsa-regalloc.c: Likewise.
  92         * ipa-hsa.c: Likewise.
  93         * omp-expand.c: Likewise.
  94         * omp-low.c: Likewise.
  95         * toplev.c: Likewise.
  96
  97 2017-01-20  Marek Polacek  <polacek@redhat.com>
  98
  99         PR c/64279
 100         * doc/invoke.texi: Document -Wduplicated-branches.
 101         * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
 102         COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
 103         POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
 104         STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
 105         return 0 only when not OEP_LEXICOGRAPHIC.
 106         (fold_build_cleanup_point_expr): Use the expression
 107         location when building CLEANUP_POINT_EXPR.
 108         * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
 109         * tree.c (add_expr): Handle error_mark_node.
 110
 111 2017-01-20  Martin Liska  <mliska@suse.cz>
 112
 113         PR lto/69188
 114         * tree-profile.c (init_ic_make_global_vars): Do not call
 115         finalize_decl.
 116         (gimple_init_gcov_profiler): Likewise.
 117
 118 2017-01-20  Martin Liska  <mliska@suse.cz>
 119
 120         PR ipa/71190
 121         * cgraph.h (maybe_create_reference): Remove argument and
 122         update comment.
 123         * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
 124         argument.
 125         * ipa-cp.c (create_specialized_node): Likewise.
 126         * symtab.c (symtab_node::maybe_create_reference): Handle
 127         VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
 128
 129 2017-01-20  Martin Liska  <mliska@suse.cz>
 130
 131         * read-rtl-function.c (function_reader::create_function): Use
 132         build_decl instread of build_decl_stat.
 133
 134 2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>
 135
 136         * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
 137         * config/i386/avx512dqintrin.h: Ditto.
 138         * config/i386/avx512fintrin.h: Ditto.
 139         * config/i386/i386-builtin-types.def: Add new types.
 140         * gcc/config/i386/i386.c: Handle new types.
 141         * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
 142         (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
 143         (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
 144         (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
 145         (__builtin_ia32_kshiftridi): New.
 146         * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
 147
 148 2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>
 149
 150         PR target/78875
 151         PR target/79140
 152         * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
 153         define to rs6000_init_stack_protect_guard.
 154         (rs6000_init_stack_protect_guard): New function.
 155
 156 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
 157             Yunqiang Su  <yunqiang.su@imgtec.com>
 158
 159         * config.gcc (supported_defaults): Add madd4.
 160         (with_madd4): Add validation.
 161         (all_defaults): Add madd4.
 162         * config/mips/mips.opt (mmadd4): New option.
 163         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
 164         mmadd4.
 165         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
 166         __mips_no_madd4.
 167         (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
 168         (ISA_HAS_FUSED_MADD4): Likewise.
 169         * gcc/doc/invoke.texi (-mmadd4): Document the new option.
 170         * gcc/doc/install.texi (--with-madd4): Document the new option.
 171
 172 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
 173
 174         * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
 175         entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
 176         AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
 177         (aarch64_init_pauth_hint_builtins): New.
 178         (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
 179         (aarch64_expand_builtin): Expand new builtins.
 180
 181 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
 182
 183         * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
 184         * combine-stack-adj.c (no_unhandled_cfa): Handle
 185         REG_CFA_TOGGLE_RA_MANGLE.
 186         * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
 187         * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
 188         info for return address signing.
 189         (aarch64_expand_epilogue): Likewise.
 190
 191 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
 192
 193         * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
 194         * config/aarch64/aarch64-protos.h
 195         (aarch64_return_address_signing_enabled): New declaration.
 196         * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
 197         New function.
 198         (aarch64_expand_prologue): Sign return address before it's pushed onto
 199         stack.
 200         (aarch64_expand_epilogue): Authenticate return address fetched from
 201         stack.
 202         (aarch64_override_options): Sanity check for ILP32 and ISA level.
 203         (aarch64_attributes): New function attributes for "sign-return-address".
 204         * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
 205         UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
 206         ("*do_return"): Generate combined instructions according to key index.
 207         ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
 208         * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
 209         iterators.
 210         (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
 211         * config/aarch64/aarch64.opt (msign-return-address=): New.
 212         * doc/extend.texi (AArch64 Function Attributes): Documents
 213         "sign-return-address=".
 214         * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
 215
 216 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
 217
 218         * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
 219         overall option summary.
 220
 221 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
 222
 223         * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
 224         * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
 225         AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
 226         * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
 227
 228 2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
 229
 230         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
 231         -mpower9-minmax by default for -mcpu=power9.
 232         (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
 233         128-bit floating point.
 234
 235 2017-01-20  Alan Modra  <amodra@gmail.com>
 236
 237         * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
 238         optimizing for size.
 239
 240 2017-01-20  Alan Modra  <amodra@gmail.com>
 241
 242         PR target/79144
 243         * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
 244         for strcmp and strncmp from corresponding builtin decl.
 245
 246 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
 247
 248         * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
 249         instead of i386/rtems-64.h.
 250         * config/i386/rtems-64.h: Remove.
 251
 252 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
 253
 254         PR target/78478
 255         Revert:
 256         2013-11-05  Uros Bizjak  <ubizjak@gmail.com>
 257
 258         * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
 259
 260 2017-01-19  Tamar Christina  <tamar.christina@arm.com>
 261
 262         * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
 263         Change int to HOST_WIDE_INT.
 264         * config/aarch64/aarch64-protos.h
 265         (aarch64_simd_gen_const_vector_dup): Likewise.
 266         * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
 267
 268 2017-01-19  David Malcolm  <dmalcolm@redhat.com>
 269
 270         * langhooks-def.h (lhd_type_for_size): New decl.
 271         (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
 272         * langhooks.c (lhd_type_for_size): New function, taken from
 273         lto_type_for_size.
 274
 275 2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>
 276
 277         * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
 278         define_bypass for CR latency.
 279         (power9-cracked-alu): Update bypass latency and remove power9-branch.
 280         (power9-alu2): Add define_bypass for CR latency.
 281         (power9-cmp): New.
 282         (power9-mul): Update insn latency.
 283         (power9-mul-compare): Update insn latency, bypass latency and remove
 284         power9-branch.
 285
 286 2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 287
 288         * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
 289         Delete.
 290         * config/aarch64/aarch64.md
 291         (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
 292         aarch64_nopcrelative_literal_loads.
 293         (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
 294
 295 2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>
 296
 297         * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
 298         TARGET_LOONGSON_3A.
 299         (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
 300
 301 2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>
 302
 303         PR target/78176
 304         * config.gcc (supported_defaults): Add lxc1-sxc1.
 305         (with_lxc1_sxc1): Add validation.
 306         (all_defaults): Add lxc1-sxc1.
 307         * config/mips/mips.opt (mlxc1-sxc1): New option.
 308         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
 309         mlxc1-sxc1.
 310         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
 311         __mips_no_lxc1_sxc1.
 312         (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
 313         * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
 314         * doc/install.texi (--with-lxc1-sxc1): Document the new option.
 315
 316 2017-01-19  Richard Biener  <rguenther@suse.de>
 317
 318         PR tree-optimization/72488
 319         * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
 320         sure to restore SSA info.
 321         * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
 322
 323 2017-01-19  Richard Earnshaw  <rearnsha@arm.com>
 324
 325         PR rtl-optimization/79121
 326         * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
 327         of the inner type when shifting an extended value.
 328
 329 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
 330
 331         PR lto/78407
 332         * symtab.c (symtab_node::equal_address_to): Fix comparing of
 333         interposable aliases.
 334
 335 2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>
 336
 337         PR target/78516
 338         * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
 339         Use the evmergelohi instruction.
 340         (mov_si<mode>_e500_subreg4_2_le): Likewise.
 341         (mov_sitf_e500_subreg8_2_be): Likewise.
 342         (mov_sitf_e500_subreg12_2_le): Likewise.
 343         (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
 344         (mov_si<mode>_e500_subreg4_2_be): Likewise.
 345         (mov_sitf_e500_subreg8_2_le): Likewise.
 346         (mov_sitf_e500_subreg12_2_be): Likewise.
 347
 348 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 349
 350         * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
 351         attribute from vecsimple to vecperm.
 352         (altivec_vbpermq2): Likewise.
 353
 354 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 355
 356         PR target/79040
 357         * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
 358
 359 2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
 360         * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
 361         * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
 362         strcmp. Fix bug where comparison didn't stop with zero byte. Fix
 363         case where N arg is SIZE_MAX.
 364         * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
 365         (cmpstrsi): Add pattern.
 366
 367 2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
 368
 369         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
 370         __builtin_vec_revb builtins.
 371         * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
 372         built-in functions to support generation of the ISA 3.0 XXBR<x>
 373         vector byte reverse instructions.
 374         (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
 375         (P9V_BUILTIN_XXBRD_V2DI): Likewise.
 376         (P9V_BUILTIN_XXBRD_V2DF): Likewise.
 377         (P9V_BUILTIN_XXBGW_V4SI): Likewise.
 378         (P9V_BUILTIN_XXBGW_V4SF): Likewise.
 379         (P9V_BUILTIN_XXBGH_V8HI): Likewise.
 380         (P9V_BUILTIN_VEC_REVB): Likewise.
 381         * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
 382         generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
 383         (p9_xxbrq_v16qi): Likewise.
 384         (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
 385         (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
 386         (p9_xxbrh_v8hi): Likewise.
 387         * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
 388         * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
 389         vec_revb built-in functions.
 390
 391 2017-01-18  Uros Bizjak  <ubizjak@gmail.com>
 392
 393         PR rtl-optimization/78952
 394         * config/i386/i386.md (any_extract): New code iterator.
 395         (*insvqi_2): Use any_extract for source operand.
 396         (*insvqi_3): Use any_shiftrt for source operand.
 397
 398 2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>
 399
 400         * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
 401         New function.
 402         (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
 403
 404 2017-01-18  Matthias Klose  <doko@ubuntu.com>
 405
 406         * doc/install.texi: Allow default for --with-target-bdw-gc-include.
 407
 408 2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 409
 410         * config/rs6000/altivec.h (vec_bperm): Change #define.
 411         * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
 412         (altivec_vbpermq2): New define_insn.
 413         (altivec_vbpermd): Likewise.
 414         * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
 415         function interface.
 416         (VBPERMD): Likewise.
 417         (VBPERM): New polymorphic function interface.
 418         * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
 419         Add entries for P9V_BUILTIN_VEC_VBPERM.
 420         * doc/extend.texi: Add interfaces for vec_bperm.
 421
 422 2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 423
 424         * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
 425         first letter of error messages.
 426         (s390_resolve_overloaded_builtin): Likewise.
 427         * config/s390/s390.c (s390_expand_builtin): Likewise.
 428         (s390_invalid_arg_for_unprototyped_fn): Likewise.
 429         (s390_valid_target_attribute_inner_p): Likewise.
 430         * config/s390/s390.md ("tabort"): Likewise.
 431
 432 2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>
 433
 434         * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
 435         (ISA_AVOID_DIV_HILO): New macro.
 436         (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
 437         (ISA_HAS_DDIV): Likewise.
 438
 439 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
 440
 441         * doc/invoke.texi (fabi-version): Correct number of occurrences.
 442
 443 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
 444
 445         * doc/invoke.texi (fabi-version): Spelling fix.
 446
 447 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
 448
 449         PR c++/70182
 450         * doc/invoke.texi (fabi-version): Mention mangling fix for
 451         operator names.
 452
 453 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
 454
 455         PR c++/77489
 456         * doc/invoke.texi (fabi-version): Document discriminator mangling.
 457
 458 2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
 459
 460         PR target/78875
 461         * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
 462         * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
 463         the new options.
 464         * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
 465         flexible settings.
 466         (stack_protect_test): Ditto.
 467         * config/rs6000/rs6000.opt (mstack-protector-guard=,
 468         mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
 469         options.
 470         * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
 471         Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
 472         -mstack-protector-guard-offset=.
 473         (RS/6000 and PowerPC Options): Ditto.
 474
 475 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
 476
 477         * config/i386/i386.h (MASK_CLASS_P): New define.
 478         * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
 479         there are no registers from different register sets also when
 480         mask registers are used.  Update function comment.
 481         * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
 482         to (*k/*r) and (*k/*km) alternatives.
 483
 484 2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>
 485
 486         * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
 487         * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
 488         (EH_RETURN_HANDLER_RTX): New define.
 489         * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
 490         Force frame pointer in EH return functions.
 491         (aarch64_expand_epilogue): Add barrier for eh_return.
 492         (aarch64_final_eh_return_addr): Remove.
 493         (aarch64_eh_return_handler_rtx): New function.
 494         * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
 495         Remove.
 496         (aarch64_eh_return_handler_rtx): New prototype.
 497
 498 2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 499
 500         * config/rs6000/altivec.h (vec_rlmi): New #define.
 501         (vec_vrlnm): Likewise.
 502         (vec_rlnm): Likewise.
 503         * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
 504         (UNSPEC_VRLNM): Likewise.
 505         (VIlong): New mode iterator.
 506         (altivec_vrl<VI_char>mi): New define_insn.
 507         (altivec_vrl<VI_char>nm): Likewise.
 508         * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
 509         function entry.
 510         (VRLDNM): Likewise.
 511         (RLNM): New polymorphic function entry.
 512         (VRLWMI): New monomorphic function entry.
 513         (VRLDMI): Likewise.
 514         (RLMI): New polymorphic function entry.
 515         * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
 516         new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
 517         * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
 518         vec_vrlnm.
 519
 520 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 521
 522         PR debug/78839
 523         * dwarf2out.c (field_byte_offset): Restore the
 524         PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
 525         and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
 526         (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
 527         of build2 + fold.
 528
 529 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
 530
 531         PR ada/67205
 532         * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
 533
 534 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 535
 536         PR debug/71669
 537         * dwarf2out.c (add_data_member_location_attribute): For constant
 538         offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
 539         instead of DW_AT_data_member_location, DW_AT_bit_offset and
 540         DW_AT_byte_size attributes.
 541
 542 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
 543
 544         * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
 545         after forcing to constant memory when the code model is medium.
 546
 547 2017-01-17  Julia Koval  <julia.koval@intel.com>
 548
 549         PR target/76731
 550         * config/i386/avx512fintrin.h
 551         (_mm512_i32gather_ps): Change __addr type to void const*.
 552         (_mm512_mask_i32gather_ps): Ditto.
 553         (_mm512_i32gather_pd): Ditto.
 554         (_mm512_mask_i32gather_pd): Ditto.
 555         (_mm512_i64gather_ps): Ditto.
 556         (_mm512_mask_i64gather_ps): Ditto.
 557         (_mm512_i64gather_pd): Ditto.
 558         (_mm512_mask_i64gather_pd): Ditto.
 559         (_mm512_i32gather_epi32): Ditto.
 560         (_mm512_mask_i32gather_epi32): Ditto.
 561         (_mm512_i32gather_epi64): Ditto.
 562         (_mm512_mask_i32gather_epi64): Ditto.
 563         (_mm512_i64gather_epi32): Ditto.
 564         (_mm512_mask_i64gather_epi32): Ditto.
 565         (_mm512_i64gather_epi64): Ditto.
 566         (_mm512_mask_i64gather_epi64): Ditto.
 567         (_mm512_i32scatter_ps): Change __addr type to void*.
 568         (_mm512_mask_i32scatter_ps): Ditto.
 569         (_mm512_i32scatter_pd): Ditto.
 570         (_mm512_mask_i32scatter_pd): Ditto.
 571         (_mm512_i64scatter_ps): Ditto.
 572         (_mm512_mask_i64scatter_ps): Ditto.
 573         (_mm512_i64scatter_pd): Ditto.
 574         (_mm512_mask_i64scatter_pd): Ditto.
 575         (_mm512_i32scatter_epi32): Ditto.
 576         (_mm512_mask_i32scatter_epi32): Ditto.
 577         (_mm512_i32scatter_epi64): Ditto.
 578         (_mm512_mask_i32scatter_epi64): Ditto.
 579         (_mm512_i64scatter_epi32): Ditto.
 580         (_mm512_mask_i64scatter_epi32): Ditto.
 581         (_mm512_i64scatter_epi64): Ditto.
 582         (_mm512_mask_i64scatter_epi64): Ditto.
 583         * config/i386/avx512pfintrin.h
 584         (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
 585         (_mm512_mask_prefetch_i32gather_ps): Ditto.
 586         (_mm512_mask_prefetch_i64gather_pd): Ditto.
 587         (_mm512_mask_prefetch_i64gather_ps): Ditto.
 588         (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
 589         (_mm512_prefetch_i32scatter_ps): Ditto.
 590         (_mm512_mask_prefetch_i32scatter_pd): Ditto.
 591         (_mm512_mask_prefetch_i32scatter_ps): Ditto.
 592         (_mm512_prefetch_i64scatter_pd): Ditto.
 593         (_mm512_prefetch_i64scatter_ps): Ditto.
 594         (_mm512_mask_prefetch_i64scatter_pd): Ditto.
 595         (_mm512_mask_prefetch_i64scatter_ps): Ditto.
 596         * config/i386/avx512vlintrin.h
 597         (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
 598         (_mm_mmask_i32gather_ps): Ditto.
 599         (_mm256_mmask_i32gather_pd): Ditto.
 600         (_mm_mmask_i32gather_pd): Ditto.
 601         (_mm256_mmask_i64gather_ps): Ditto.
 602         (_mm_mmask_i64gather_ps): Ditto.
 603         (_mm256_mmask_i64gather_pd): Ditto.
 604         (_mm_mmask_i64gather_pd): Ditto.
 605         (_mm256_mmask_i32gather_epi32): Ditto.
 606         (_mm_mmask_i32gather_epi32): Ditto.
 607         (_mm256_mmask_i32gather_epi64): Ditto.
 608         (_mm_mmask_i32gather_epi64): Ditto.
 609         (_mm256_mmask_i64gather_epi32): Ditto.
 610         (_mm_mmask_i64gather_epi32): Ditto.
 611         (_mm256_mmask_i64gather_epi64): Ditto.
 612         (_mm_mmask_i64gather_epi64): Ditto.
 613         (_mm256_i32scatter_ps): Change __addr type to void*.
 614         (_mm256_mask_i32scatter_ps): Ditto.
 615         (_mm_i32scatter_ps): Ditto.
 616         (_mm_mask_i32scatter_ps): Ditto.
 617         (_mm256_i32scatter_pd): Ditto.
 618         (_mm256_mask_i32scatter_pd): Ditto.
 619         (_mm_i32scatter_pd): Ditto.
 620         (_mm_mask_i32scatter_pd): Ditto.
 621         (_mm256_i64scatter_ps): Ditto.
 622         (_mm256_mask_i64scatter_ps): Ditto.
 623         (_mm_i64scatter_ps): Ditto.
 624         (_mm_mask_i64scatter_ps): Ditto.
 625         (_mm256_i64scatter_pd): Ditto.
 626         (_mm256_mask_i64scatter_pd): Ditto.
 627         (_mm_i64scatter_pd): Ditto.
 628         (_mm_mask_i64scatter_pd): Ditto.
 629         (_mm256_i32scatter_epi32): Ditto.
 630         (_mm256_mask_i32scatter_epi32): Ditto.
 631         (_mm_i32scatter_epi32): Ditto.
 632         (_mm_mask_i32scatter_epi32): Ditto.
 633         (_mm256_i32scatter_epi64): Ditto.
 634         (_mm256_mask_i32scatter_epi64): Ditto.
 635         (_mm_i32scatter_epi64): Ditto.
 636         (_mm_mask_i32scatter_epi64): Ditto.
 637         (_mm256_i64scatter_epi32): Ditto.
 638         (_mm256_mask_i64scatter_epi32): Ditto.
 639         (_mm_i64scatter_epi32): Ditto.
 640         (_mm_mask_i64scatter_epi32): Ditto.
 641         (_mm256_i64scatter_epi64): Ditto.
 642         (_mm256_mask_i64scatter_epi64): Ditto.
 643         (_mm_i64scatter_epi64): Ditto.
 644         (_mm_mask_i64scatter_epi64): Ditto.
 645         * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
 646         (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
 647         (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
 648         (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
 649         (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
 650         (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
 651         (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
 652         (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
 653         (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
 654         (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
 655         (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
 656         (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
 657         (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
 658         (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
 659         (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
 660         (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
 661         (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
 662         (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
 663         (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
 664         (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
 665         (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
 666         (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
 667         (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
 668         (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
 669         (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
 670         (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
 671         (VOID_QI_V8DI_PCINT_INT_INT): Remove.
 672         (V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
 673         (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
 674         (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
 675         (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
 676         (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
 677         (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
 678         (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
 679         (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
 680         (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
 681         (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
 682         (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
 683         (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
 684         (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
 685         (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
 686         (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
 687         (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
 688         (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
 689         (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
 690         (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
 691         (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
 692         (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
 693         (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
 694         (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
 695         (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
 696         (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
 697         (VOID_QI_V8DI_PCVOID_INT_INT): Add.
 698         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
 699         definitions accordingly.
 700
 701 2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
 702             Kuan-Lin Chen  <kuanlinchentw@gmail.com>
 703
 704         PR target/79079
 705         * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
 706         gen_lowpart.
 707
 708 2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>
 709
 710         PR target/79058
 711         * ira-conflicts.c (ira_build_conflicts): Update total conflict
 712         hard regs for inner regno.
 713
 714 2017-01-17  Martin Liska  <mliska@suse.cz>
 715
 716         PR ipa/71207
 717         * ipa-polymorphic-call.c (contains_type_p): Fix wrong
 718         assumption and add comment.
 719
 720 2017-01-17  Nathan Sidwell  <nathan@acm.org>
 721
 722         * ipa-visibility.c (localize_node): New function, broken out of ...
 723         (function_and_variable_visibility): ... here. Call it.
 724
 725 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
 726
 727         PR middle-end/77445
 728         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
 729         correctly set frequency of oudgoing edge.
 730         (duplicate_thread_path): Fix profile updating.
 731
 732 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
 733
 734         PR other/79046
 735         * configure.ac: Add GCC_BASE_VER.
 736         * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
 737         version from BASE-VER file.
 738         (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
 739         (gcc.o): Depend on $(BASEVER).
 740         * common.opt (dumpfullversion): New option.
 741         * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
 742         * doc/invoke.texi: Document -dumpfullversion.
 743         * doc/install.texi: Document --with-gcc-major-version-only.
 744         * configure: Regenerated.
 745
 746 2017-01-17  Richard Biener  <rguenther@suse.de>
 747
 748         PR tree-optimization/71433
 749         * tree-vrp.c (register_new_assert_for): Merge same asserts
 750         on all incoming edges.
 751         (process_assert_insertions_for): Handle insertions at the
 752         beginning of BBs.
 753
 754 2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>
 755
 756         * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
 757         * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
 758
 759 2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>
 760
 761         PR target/78633
 762         * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
 763         RTL sharing.
 764
 765 2017-01-17  Alan Modra  <amodra@gmail.com>
 766
 767         PR target/79066
 768         * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
 769         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
 770         symbolic stack limit when pic.
 771
 772 2017-01-16  Martin Sebor  <msebor@redhat.com>
 773
 774         PR tree-optimization/78608
 775         * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
 776
 777 2017-01-16  Jeff Law  <law@redhat.com>
 778
 779         Revert:
 780         2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
 781         * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
 782         for several include directories that may be relative to sysroot.
 783         * config/i386/x-mingw32 (gplus_includedir): Define.
 784         (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
 785         (native_system_includedir): Likewise.
 786         * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
 787         override if TARGET_SYSTEM_ROOT is defined.
 788         (NATIVE_SYSTEM_HEADER_DIR): Likewise.
 789
 790         PR tree-optimization/79090
 791         PR tree-optimization/33562
 792         PR tree-optimization/61912
 793         PR tree-optimization/77485
 794         * tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
 795         and computed trims into the dump file.
 796
 797 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
 798
 799         * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
 800
 801 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
 802
 803         PR c/79089
 804         * gimplify.c (gimplify_init_constructor): If want_value and
 805         object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
 806         fix.
 807
 808         PR target/79080
 809         * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
 810         sequence.  Formatting fixes.
 811         (doloop_optimize): Formatting fixes.
 812
 813         PR driver/49726
 814         * gcc.c (debug_level_greater_than_spec_func): New function.
 815         (static_spec_functions): Add debug-level-gt spec function.
 816         (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
 817         !g0.
 818         * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
 819         * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
 820         * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
 821         gpubnames, ggnu-pubnames, gno-record-gcc-switches,
 822         grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
 823         gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
 824
 825 2017-01-16  Uros Bizjak  <ubizjak@gmail.com>
 826
 827         * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
 828         QImode fixups to general and mask registers only.
 829
 830 2017-01-16  Carl Love  <cel@us.ibm.com>
 831
 832         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
 833         for built-in functions
 834         vector signed char vec_nabs (vector signed char)
 835         vector signed short vec_nabs (vector signed short)
 836         vector signed int vec_nabs (vector signed int)
 837         vector signed long long vec_nabs (vector signed long long)
 838         vector float vec_nabs (vector float)
 839         vector double vec_nabs (vector double)
 840         * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
 841         and NABS overload.
 842         * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
 843         * config/rs6000/altivec.h: New define for vec_nabs built-in function.
 844         * doc/extend.texi: Update the documentation file for the new built-in
 845         functions.
 846
 847 2017-01-16  Martin Sebor  <msebor@redhat.com>
 848
 849         * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
 850         message.
 851
 852 2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 853
 854         * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
 855         UNSPEC_VSX__XXSPLTD to require special splat handling.
 856
 857 2017-01-16  David Malcolm  <dmalcolm@redhat.com>
 858
 859         PR bootstrap/78616
 860         * system.h: Poison strndup.
 861
 862 2017-01-16  Alan Modra  <amodra@gmail.com>
 863
 864         PR target/79098
 865         * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
 866         use a switch.
 867
 868 2017-01-16  Georg-Johann Lay  <avr@gjlay.de>
 869
 870         * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
 871
 872 2017-01-15  Uros Bizjak  <ubizjak@gmail.com>
 873
 874         * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
 875         call recog here.  Assert that INSN_CODE (insn) is non-negative.
 876
 877 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
 878
 879         PR target/72749
 880         * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
 881         fallthrough.
 882         * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
 883         in the currently scheduled RTL fragment.
 884
 885 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
 886
 887         PR rtl-optimization/78751
 888         * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
 889         give up.
 890
 891 2017-01-14  Jeff Law  <law@redhat.com>
 892
 893         PR tree-optimization/79090
 894         * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
 895         variable length stores.
 896         (compute_trims): Delete dead assignment to *trim_tail.
 897         (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
 898         zero length.
 899
 900 2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>
 901
 902         PR rtl-optimization/78626
 903         PR rtl-optimization/78727
 904         * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
 905         of a block, and split such blocks after everything else is finished.
 906
 907 2017-01-14  Alan Modra  <amodra@gmail.com>
 908
 909         PR target/72749
 910         * combine.c (recog_for_combine_1): Set INSN_CODE before calling
 911         target legitimate_combined_insn.
 912         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
 913         (rs6000_legitimate_combined_insn): New function.
 914         * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
 915         all uses.
 916         (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
 917         (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
 918         (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
 919
 920 2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>
 921
 922         * doc/frontends.texi (G++ and GCC): Remove references to Java.
 923
 924 2017-01-13  Jeff Law  <law@redhat.com>
 925
 926         PR tree-optimization/33562
 927         PR tree-optimization/61912
 928         PR tree-optimization/77485
 929         * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
 930         a statement.
 931         (delete_dead_assignment): Likewise.
 932         (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
 933         statement to delete_dead_call and delete_dead_assignment.
 934
 935 2017-01-13  David Malcolm  <dmalcolm@redhat.com>
 936
 937         PR c/78304
 938         * substring-locations.c (format_warning_va): Strengthen case 1 so
 939         that both endpoints of the substring must be within the format
 940         range for just the substring to be printed.
 941
 942 2017-01-13  Uros Bizjak  <ubizjak@gmail.com>
 943
 944         * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
 945         * config/i386/i386.c (ix86_target_string): Add missing options
 946         to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
 947         isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
 948         flags_other and ix86_target_other to flags2_other.  Display unknown
 949         isa2 options.
 950         (ix86_valid_target_attribute_inner_p): Add missing options and
 951         reorder options by implied ISAs, as in ix86_target_string.
 952
 953 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
 954
 955         * hash-table.h (hash_table::too_empty_p): New function.
 956         (hash_table::expand): Use it.
 957         (hash_table::traverse): Likewise.
 958         (hash_table::empty_slot): Use sizeof (value_type) instead of
 959         sizeof (PTR) to convert bytes to elements.  Shrink the table
 960         if the current size is excessive for the current number of
 961         elements.
 962
 963 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
 964
 965         * ira-costs.c (record_reg_classes): Break from the inner loop
 966         early once alt_fail is known to be true.  Update outer loop
 967         handling accordingly.
 968
 969 2017-01-13  Jeff Law  <law@redhat.com>
 970
 971         * tree-ssa-dse.c (decrement_count): New function.
 972         (increment_start_addr, maybe_trim_memstar_call): Likewise.
 973         (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
 974         when we know the partially dead statement is a mem* function.
 975
 976         PR tree-optimization/61912
 977         PR tree-optimization/77485
 978         * tree-ssa-dse.c: Include expr.h.
 979         (maybe_trim_constructor_store): New function.
 980         (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
 981
 982         PR tree-optimization/33562
 983         PR tree-optimization/61912
 984         PR tree-optimization/77485
 985         * doc/invoke.texi: Document new dse-max-object-size param.
 986         * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
 987         * tree-ssa-dse.c: Include params.h.
 988         (dse_store_status): New enum.
 989         (initialize_ao_ref_for_dse): New, partially extracted from
 990         dse_optimize_stmt.
 991         (valid_ao_ref_for_dse, normalize_ref): New.
 992         (setup_live_bytes_from_ref, compute_trims): Likewise.
 993         (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
 994         (maybe_trim_partially_dead_store): Likewise.
 995         (maybe_trim_complex_store): Likewise.
 996         (dse_classify_store): Renamed from dse_possibly_dead_store_p.
 997         Track what bytes live from the original store.  Return tri-state
 998         for dead, partially dead or live.
 999         (dse_dom_walker): Add constructor, destructor and new private members.
1000         (delete_dead_call, delete_dead_assignment): New extracted from
1001         dse_optimize_stmt.
1002         (dse_optimize_stmt): Make a member of dse_dom_walker.
1003         Use initialize_ao_ref_for_dse.
1004
1005         PR tree-optimization/33562
1006         PR tree-optimization/61912
1007         PR tree-optimization/77485
1008         * sbitmap.h (bitmap_count_bits): Prototype.
1009         (bitmap_clear_range, bitmap_set_range): Likewise.
1010         * sbitmap.c (bitmap_clear_range): New function.
1011         (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
1012
1013 2017-01-13  Martin Liska  <mliska@suse.cz>
1014
1015         PR ipa/79043
1016         * function.c (set_cfun): Add new argument force.
1017         * function.h (set_cfun): Likewise.
1018         * ipa-inline-transform.c (inline_call): Use the function when
1019         strict alising from is dropped for function we inline to.
1020
1021 2017-01-13  Richard Biener  <rguenther@suse.de>
1022
1023         * tree-pretty-print.c (dump_generic_node): Fix inverted condition
1024         for dumping GIMPLE INTEGER_CSTs.
1025
1026 2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1027
1028         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
1029         to 201112L since C++17.
1030
1031 2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>
1032
1033         PR sanitizer/78887
1034         * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
1035         if -fsanitize=kernel-address is present.
1036
1037 2017-01-13  Richard Biener  <rguenther@suse.de>
1038
1039         * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
1040         as _Literal ( type ) number in case usual suffixes do not
1041         preserve all information.
1042
1043 2017-01-13  Richard Biener  <rguenther@suse.de>
1044
1045         PR tree-optimization/77283
1046         * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
1047         and ssa-iterators.h.
1048         (is_feasible_trace): Implement a cost model based on joiner
1049         PHI node uses.
1050
1051 2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
1052
1053         PR target/79004
1054         * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
1055         char or short to __float128/_Float128 directly.
1056
1057 2017-01-12  Martin Sebor  <msebor@redhat.com>
1058
1059         to -Wformat-overflow.
1060         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
1061         (min_bytes_remaining): Same.
1062         (get_string_length): Same.
1063         (format_string): Same.
1064         (format_directive): Same.
1065         (add_bytes): Same.
1066         (pass_sprintf_length::handle_gimple_call): Same.
1067
1068 2017-01-12  Jakub Jelinek  <jakub@redhat.com>
1069
1070         * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
1071         info.nowrite calls with no lhs that can't throw.  Return bool
1072         whether gsi_remove has been called or not.
1073         (pass_sprintf_length::handle_gimple_call): Return bool whether
1074         try_substitute_return_value called gsi_remove.  Formatting fix.
1075         (pass_sprintf_length::execute): Don't use gsi_remove if
1076         handle_gimple_call returned true.
1077
1078         PR bootstrap/79069
1079         * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
1080         be removed due to side-effects, don't remove following barrier nor
1081         turn the successor edge into fallthru edge.
1082
1083 2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1084
1085         PR target/79044
1086         * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
1087         element-reversing loads and stores as not swappable.
1088
1089 2017-01-12  Nathan Sidwell  <nathan@acm.org>
1090             Nicolai Stange  <nicstange@gmail.com>
1091
1092         * combine.c (try_combine): Don't ignore result of overlap checking
1093         loop.  Combine overlap & asm check into single loop.
1094
1095 2017-01-12  Richard Biener  <rguenther@suse.de>
1096
1097         * tree-pretty-print.c (dump_generic_node): Provide -gimple
1098         variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.
1099
1100 2017-01-12  Richard Biener  <rguenther@suse.de>
1101
1102         * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
1103         and TS_TARGET_OPTION directly derive from TS_BASE.
1104         * tree-core.h (tree_optimization_option): Derive from tree_base.
1105         (tree_target_option): Likewise.
1106
1107 2017-01-11  Uros Bizjak  <ubizjak@gmail.com>
1108
1109         * config/i386/i386.c (memory_address_length): Increase len
1110         only when rip_relative_addr_p returns false.
1111
1112 2017-01-11  Julia Koval  <julia.koval@intel.com>
1113
1114         * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
1115         (OPTION_MASK_ISA_SGX_SET): New.
1116         (ix86_handle_option): Handle OPT_msgx.
1117         * config.gcc: Added sgxintrin.h.
1118         * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
1119         * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
1120         * config/i386/i386.c (ix86_target_string): Add -msgx.
1121         (PTA_SGX): New.
1122         (ix86_option_override_internal): Handle new options.
1123         (ix86_valid_target_attribute_inner_p): Add sgx.
1124         * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
1125         * config/i386/i386.opt: Add msgx.
1126         * config/i386/sgxintrin.h: New file.
1127         * config/i386/x86intrin.h: Add sgxintrin.h.
1128
1129 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
1130
1131         PR c++/71537
1132         * fold-const.c (maybe_nonzero_address): Return 1 for function
1133         local objects.
1134         (tree_single_nonzero_warnv_p): Don't handle function local objects
1135         here.
1136
1137         PR c++/72813
1138         * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
1139         of c-header.
1140
1141 2017-01-11  David Malcolm  <dmalcolm@redhat.com>
1142
1143         PR driver/78877
1144         * opts.c: Include "spellcheck.h"
1145         (struct string_fragment): New struct.
1146         (struct edit_distance_traits<const string_fragment &>): New
1147         struct.
1148         (get_closest_sanitizer_option): New function.
1149         (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
1150
1151 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
1152
1153         * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
1154         by 12.
1155         (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
1156         DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
1157         (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
1158         (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
1159         for initial die_offset if dwarf_split_debug_info.
1160         (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
1161         initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
1162         fields.
1163         (output_skeleton_debug_sections): Formatting fix.  Use
1164         DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
1165         DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.
1166
1167 2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>
1168
1169         * config/arm/cortex-a53.md: Add bypasses for
1170         cortex_a53_r2f_cvt.
1171         (cortex_a53_r2f): Only use for transfers.
1172         (cortex_a53_f2r): Likewise.
1173         (cortex_a53_r2f_cvt): Add reservation for conversions.
1174         (cortex_a53_f2r_cvt): Likewise.
1175
1176 2017-01-11  Tamar Christina  <tamar.christina@arm.com>
1177
1178         * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
1179         to all inlined functions, change static to extern.
1180
1181 2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>
1182
1183         PR target/78253
1184         * config/arm/arm.c (legitimize_pic_address): Handle reference to
1185         weak symbol.
1186         (arm_assemble_integer): Likewise.
1187
1188 2017-01-11  Richard Earnshaw  <rearnsha@arm.com>
1189
1190         * config.gcc: Use new awk script to check CPU, FPU and architecture
1191         parameters for --with-... options.
1192         * config/arm/parsecpu.awk: New file
1193         * config/arm/arm-cpus.in: New file.
1194         * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
1195         files.
1196         * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
1197         files.
1198         * config/arm/t-arm: Update dependency rules.
1199         * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
1200         of processing .def files.
1201         * config/arm/genopt.sh: Deleted.
1202         * config/arm/gentune.sh: Deleted.
1203         * config/arm/arm-cores.def: Deleted.
1204         * config/arm/arm-arches.def: Deleted.
1205         * config/arm/arm-fpus.def: Deleted.
1206         * config/arm/arm-tune.md: Regenerated.
1207         * config/arm/arm-tables.opt: Regenerated.
1208         * config/arm/arm-cpu.h: New generated file.
1209         * config/arm/arm-cpu-data.h: New generated file.
1210         * config/arm/arm-cpu-cdata.h: New generated file.
1211
1212 2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>
1213
1214         PR lto/79042
1215         * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
1216         bit.
1217         (input_varpool_node): Unpack dynamically_initialized bit.
1218
1219 2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1220
1221         PR rtl-optimization/79032
1222         * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
1223         the alignment of the adjusted memory reference against that of MODE,
1224         instead of the alignment of the original memory reference.
1225
1226 2017-01-11  Martin Jambor  <mjambor@suse.cz>
1227
1228         * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
1229         test.
1230         * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
1231         decorated functions.
1232
1233 2017-01-11  Richard Biener  <rguenther@suse.de>
1234
1235         * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
1236         set range/nonnull info for PHI results.  Do not set it on
1237         stmts marked for removal.
1238
1239 2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>
1240
1241         * expr.c (store_field): In the bitfield case, fetch the return value
1242         from the registers before applying a single big-endian adjustment.
1243         Always do a final load for a BLKmode value not larger than a word.
1244
1245 2017-01-10  David Malcolm  <dmalcolm@redhat.com>
1246
1247         PR c++/77949
1248         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
1249         that we correctly handle column numbers greater than
1250         LINE_MAP_MAX_COLUMN_NUMBER.
1251
1252 2017-01-10  Martin Sebor  <msebor@redhat.com>
1253
1254         PR middle-end/78245
1255         * gimple-ssa-sprintf.c (get_destination_size): Call
1256         {init,fini}object_sizes.
1257         * tree-object-size.c (addr_object_size): Adjust.
1258         (pass_through_call): Adjust.
1259         (pass_object_sizes::execute): Adjust.
1260         * tree-object-size.h (fini_object_sizes): Declare.
1261
1262 2017-01-10  Martin Sebor  <msebor@redhat.com>
1263
1264         PR tree-optimization/78775
1265         * builtins.c (get_size_range): Move...
1266         * calls.c: ...to here.
1267         (alloc_max_size): Accept zero argument.
1268         (operand_signed_p): Remove.
1269         (maybe_warn_alloc_args_overflow): Call get_size_range.
1270         * calls.h (get_size_range): Declare.
1271
1272 2017-01-10  Joe Seymour  <joe.s@somniumtech.com>
1273
1274         * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
1275         from TI's devices.csv file as of September 2016.
1276         * config/msp430/msp430.c (msp430_mcu_data): Likewise.
1277
1278 2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>
1279
1280         * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
1281         * doc/invoke.texi: Likewise.
1282         * doc/md.texi: Likewise.
1283         * doc/objc.texi: Likewise.
1284
1285 2017-01-10  Joshua Conner  <joshconner@google.com>
1286
1287         * config/arm/fuchsia-elf.h: New file.
1288         * config/fuchsia.h: New file.
1289         * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
1290         (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
1291         targets.
1292         * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
1293
1294 2016-01-10  Richard Biener  <rguenther@suse.de>
1295
1296         PR tree-optimization/79034
1297         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1298         Propagate out degenerate PHIs in the joiner.
1299
1300 2017-01-10  Martin Liska  <mliska@suse.cz>
1301
1302         * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
1303         (sort_congruence_classes_by_decl_uid): Likewise.
1304         (sort_congruence_class_groups_by_decl_uid): Likewise.
1305         (sem_item_optimizer::merge_classes): Sort class, groups in these
1306         classes and members in the groups by DECL_UID of declarations.
1307         This would make merge operations stable.
1308
1309 2017-01-10  Martin Liska  <mliska@suse.cz>
1310
1311         * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
1312         usage of m_classes_vec.
1313         (sem_item_optimizer::~sem_item_optimizer):  Likewise.
1314         (sem_item_optimizer::get_group_by_hash): Likewise.
1315         (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
1316         (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
1317         (sem_item_optimizer::verify_classes): Likewise.
1318         (sem_item_optimizer::process_cong_reduction): Likewise.
1319         (sem_item_optimizer::dump_cong_classes): Likewise.
1320         (sem_item_optimizer::merge_classes): Likewise.
1321         * ipa-icf.h (congruence_class_hash): Rename from
1322         congruence_class_group_hash.  Remove declaration of m_classes_vec.
1323
1324 2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>
1325
1326         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
1327         OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
1328         * config.gcc: Add avx512vpopcntdqintrin.h.
1329         * config/i386/avx512vpopcntdqintrin.h: New.
1330         * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
1331         * config/i386/i386-builtin-types.def: Add new types.
1332         * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
1333         __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
1334         __builtin_ia32_vpopcountq_v8di_mask): New.
1335         * config/i386/i386-c.c (ix86_target_macros_internal): Define
1336         __AVX512VPOPCNTDQ__.
1337         * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
1338         (PTA_AVX512VPOPCNTDQ): Define.
1339         * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
1340         TARGET_AVX512VPOPCNTDQ_P): Define.
1341         * config/i386/i386.opt: Add mavx512vpopcntdq.
1342         * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
1343         * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
1344
1345 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
1346
1347         PR middle-end/77484
1348         * predict.def (PRED_CALL): Set to 67.
1349
1350 2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>
1351
1352         * expr.c (store_field): In the bitfield case, if the value comes from
1353         a function call and is of an aggregate type returned in registers, do
1354         not modify the field mode; extract the value in all cases if the mode
1355         is BLKmode and the size is not larger than a word.
1356
1357 2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>
1358
1359         PR target/71017
1360         * config/i386/cpuid.h: Fix undefined behavior.
1361
1362 2017-01-04  Jeff Law  <law@redhat.com>
1363
1364         PR tree-optimization/79007
1365         PR tree-optimization/67955
1366         * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
1367         conservative for pt.null when flag_non_call_exceptions is on.
1368
1369 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
1370
1371         PR translation/79019
1372         PR translation/79020
1373         * params.def (PARAM_INLINE_MIN_SPEEDUP,
1374         PARAM_IPA_CP_SINGLE_CALL_PENALTY,
1375         PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
1376         in descriptions.
1377         * config/avr/avr.opt (maccumulate-args): Likewise.
1378         * config/msp430/msp430.opt (mwarn-mcu): Likewise.
1379         * common.opt (freport-bug): Likewise.
1380         * cif-code.def (CIF_FINAL_ERROR): Likewise.
1381         * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
1382         * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
1383         translatable string.
1384         * config/i386/i386.c (function_value_32): Likewise.
1385         * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
1386         * config/msp430/msp430.c (msp430_option_override, msp430_attr):
1387         Likewise.
1388         * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
1389         * common/config/msp430/msp430-common.c (msp430_handle_option):
1390         Likewise.
1391         * symtab.c (symtab_node::verify_base): Likewise.
1392         * opts.c (set_debug_level): Likewise.
1393         * tree.c (verify_type_variant): Likewise.  Fix typo in comment.
1394         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1395         missing whitespace to translatable strings.
1396         * config/avr/avr.md (bswapsi2): Fix typo in comment.
1397         * config/sh/superh.h: Likewise.
1398         * config/i386/xopintrin.h: Likewise.
1399         * config/i386/znver1.md: Likewise.
1400         * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
1401         * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
1402         * double-int.h (struct double_int): Likewise.
1403         * double-int.c (div_and_round_double): Likewise.
1404         * wide-int.cc: Likewise.
1405         * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
1406         * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
1407         * cfgcleanup.c (crossjumps_occured): Renamed to ...
1408         (crossjumps_occurred): ... this.
1409         (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
1410         Adjust all uses.
1411
1412         PR tree-optimization/78899
1413         * tree-if-conv.c (version_loop_for_if_conversion): Instead of
1414         returning bool return struct loop *, NULL for failure and the new
1415         loop on success.
1416         (versionable_outer_loop_p): Don't version outer loop if it has
1417         dont_vectorized bit set.
1418         (tree_if_conversion): When versioning outer loop, ensure
1419         tree_if_conversion is performed also on the inner loop of the
1420         non-vectorizable outer loop copy.
1421         * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
1422         LOOP_VECTORIZED in inner loop of the scalar outer loop and
1423         prevent vectorization of it.
1424         (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
1425         the outer loop vectorization of the non-scalar version is attempted
1426         before vectorization of the inner loop in scalar version.  If
1427         outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
1428         vectorization of its inner loop.
1429         * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
1430         has 2 inner loops, rename also on edges from bb whose single pred
1431         is outer_loop->header.  Fix typo in function comment.
1432
1433 2017-01-09  Martin Sebor  <msebor@redhat.com>
1434
1435         PR bootstrap/79033
1436         * asan.c (asan_emit_stack_protection): Increase local buffer size
1437         to avoid snprintf truncation warning.
1438
1439 2017-01-09  Andrew Pinski  <apinski@cavium.com>
1440
1441         * config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
1442         to reference thunderx2t99 for the tuning structure
1443         * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
1444         Rename to ...
1445         (thunderx2t99_extra_costs): This.
1446         * config/aarch64/aarch64-tune.md: Regenerate.
1447         * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
1448         (vulcan_addrcost_table): This.
1449         (vulcan_regmove_cost): Rename to ...
1450         (thunderx2t99_regmove_cost): This.
1451         (vulcan_vector_cost): Rename to ...
1452         (thunderx2t99_vector_cost): this.
1453         (vulcan_branch_cost): Rename to ...
1454         (thunderx2t99_branch_cost): This.
1455         (vulcan_tunings): Rename to ...
1456         (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
1457         * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
1458
1459 2017-01-09  Martin Jambor  <mjambor@suse.cz>
1460
1461         PR ipa/78365
1462         PR ipa/78599
1463         * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
1464         * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
1465         (propagate_vr_accross_jump_function): Use the above function for all
1466         value range computations for pass-through jump functions and type
1467         converasion from explicit value range values.
1468         (ipcp_propagate_stage): Do not attempt to deduce types of formal
1469         parameters from TYPE_ARG_TYPES.
1470         * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
1471         (ipa_write_node_info): Stream type of the actual argument.
1472         (ipa_read_node_info): Likewise. Also remove trailing whitespace.
1473
1474 2017-01-09  Martin Liska  <mliska@suse.cz>
1475
1476         PR pch/78970
1477         * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
1478         (lookup_compiler): Do not show error message with have_E.
1479
1480 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
1481
1482         PR tree-optimization/78938
1483         * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
1484         where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
1485         BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
1486         {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
1487         fixes.
1488
1489 2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1490
1491         * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
1492         is const0_rtx.
1493
1494 2017-01-09  Richard Biener  <rguenther@suse.de>
1495
1496         PR tree-optimization/78997
1497         * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
1498         name condition properly.
1499
1500 2017-01-09  Richard Biener  <rguenther@suse.de>
1501
1502         PR debug/79000
1503         * dwarf2out.c (is_cxx): New overload with context.
1504         (is_naming_typedef_decl): Use it.
1505
1506 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
1507
1508         * invoke.texi (Option Summary): Correct spacing in option lists
1509         and add line breaks to fix over-long lines.
1510
1511 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
1512
1513         PR middle-end/17660
1514
1515         * extend.texi (Common Variable Attributes): Add xref to GCC
1516         Internals manual to explain mode attribute keywords.
1517
1518 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
1519
1520         PR other/16519
1521         * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
1522         and Preprocessor Options.
1523         (Options for Linking): Document -pthread here....
1524         (RS/6000 and PowerPC Options): ...not here.
1525         (Solaris 2 Options): ...or here.
1526         * doc/cppopts.texi: Document -pthread.
1527
1528 2017-01-08  Martin Sebor  <msebor@redhat.com>
1529
1530         PR middle-end/77708
1531         * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
1532         * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
1533         New member functions.
1534         (format_directive): Used them.
1535         (add_bytes): Same.
1536         (pass_sprintf_length::handle_gimple_call): Same.
1537         * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
1538         to avoid truncation for any argument.
1539         (extract_affine_mul): Same.
1540         * tree.c (get_file_function_name): Same.
1541
1542 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
1543
1544         PR middle-end/77484
1545         * predict.def (PRED_INDIR_CALL): Set to 86.
1546
1547 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
1548
1549         PR preprocessor/54124
1550         * doc/cppopts.texi: Reformat -d subtable to list the full name
1551         of the options.  Add cross-reference to the docs for the general
1552         compiler -d options.
1553         * doc/invoke.texi (Developer Options): Add cross-reference to the
1554         preprocessor-specific -d option documentation.
1555
1556 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
1557
1558         PR preprocessor/13498
1559         * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
1560         redudant material, and reflect new command-line options.
1561         (System Headers): Likewise.
1562
1563 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
1564
1565         * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
1566         -isystem, and -idirafter.  Copy-edit.
1567         * doc/cppopts.texi: Copy-edit.  Remove contradiction about
1568         default for -ftrack-macro-expansion.  Delete obsolete and
1569         badly-formatted implementation details about -fdebug-cpp output.
1570         * doc/cppwarnopts.texi: Copy-edit.
1571
1572 2017-01-07  David Malcolm  <dmalcolm@redhat.com>
1573
1574         PR c++/72803
1575         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
1576         that the transition from a max line width >= 1<<10 to narrower
1577         lines works correctly.
1578
1579 2017-01-07  Alexandre Oliva <aoliva@redhat.com>
1580
1581         * doc/options.texi (PerFunction): New.
1582         * opt-functions.awk (switch_flags): Map both Optimization and
1583         PerFunction to CL_OPTIMIZATION.
1584         * opth-gen.awk: Test for PerFunction flag along with
1585         Optimization.
1586         * optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
1587         it only when the latter is present.  Skip those that don't in
1588         the hash function generator.
1589         * common.opt (fvar-tracking): Mark as PerFunction instead of
1590         Optimization.
1591         (fvar-tracking-assignments): Likewise.
1592         (fvar-tracking-assignments-toggle): Likewise.
1593         (fvar-tracking-uninit): Likewise.
1594
1595 2017-01-07  Jakub Jelinek  <jakub@redhat.com>
1596
1597         PR translation/79018
1598         * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
1599         the and store.
1600
1601 2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>
1602
1603         PR target/57583
1604         * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
1605         * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
1606         TARGET_LONG_JUMP_TABLE_OFFSETS.
1607         * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
1608         * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
1609         * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
1610         (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
1611         * config/m68k/m68k.md (tablejump expander): Likewise.
1612         (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
1613         TARGET_LONG_JUMP_TABLE_OFFSETS.
1614         (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
1615         * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
1616
1617 2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
1618             David Holsgrove <david.holsgrove@xilinx.com>
1619
1620         * common/config/microblaze/microblaze-common.c
1621         (TARGET_EXCEPT_UNWIND_INFO): Remove.
1622         * config/microblaze/microblaze-protos.h (microblaze_eh_return):
1623         New prototype.
1624         * config/microblaze/microblaze.c (microblaze_must_save_register)
1625         (microblaze_expand_epilogue, microblaze_return_addr): Handle
1626         calls_eh_return.
1627         (microblaze_eh_return): New function.
1628         * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
1629         (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
1630         (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
1631         * config/microblaze/microblaze.md (eh_return): New pattern.
1632
1633 2017-01-06  Jakub Jelinek  <jakub@redhat.com>
1634
1635         * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
1636         GCC_DIAGNOSTIC_STRINGIFY): Define.
1637
1638         * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
1639
1640 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1641
1642         * config/arm/arm.md (<mcrr>): New.
1643         (<mrrc>): New.
1644         * config/arm/arm.c (arm_arch5te): New.
1645         (arm_option_override): Set arm_arch5te.
1646         (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
1647         and mrrc2.
1648         * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
1649         (arm_mcrr_qualifiers): ... this. New.
1650         (MRRC_QUALIFIERS): Define to...
1651         (arm_mrrc_qualifiers): ... this. New.
1652         * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
1653         __arm_mrrc2): New.
1654         * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
1655         * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
1656         (MRRCI, mrrc, MRRC): New.
1657         * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
1658         VUNSPEC_MRRC2): New.
1659
1660 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1661
1662         * config/arm/arm.md (<mcr>): New.
1663         (<mrc>): New.
1664         * config/arm/arm.c (arm_coproc_builtin_available): Add
1665         support for mcr, mrc, mcr2 and mrc2.
1666         * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
1667         (arm_mcr_qualifiers): ... this. New.
1668         (MRC_QUALIFIERS): Define to ...
1669         (arm_mrc_qualifiers): ... this. New.
1670         (MCR_QUALIFIERS): Define to ...
1671         (arm_mcr_qualifiers): ... this. New.
1672         * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
1673         __arm_mrc2): New.
1674         * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
1675         * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
1676         * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
1677         VUNSPEC_MRC2): New.
1678
1679 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1680
1681         * config/arm/arm.md (*ldc): New.
1682         (*stc): New.
1683         (<ldc>): New.
1684         (<stc>): New.
1685         * config/arm/arm.c (arm_coproc_builtin_available): Add
1686         support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
1687         (arm_coproc_ldc_stc_legitimate_address): New.
1688         * config/arm/arm-builtins.c (arm_type_qualifiers): Add
1689         'qualifier_const_pointer'.
1690         (LDC_QUALIFIERS): Define to...
1691         (arm_ldc_qualifiers): ... this. New.
1692         (STC_QUALIFIERS): Define to...
1693         (arm_stc_qualifiers): ... this. New.
1694         * config/arm/arm-protos.h
1695         (arm_coproc_ldc_stc_legitimate_address): New.
1696         * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
1697         __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
1698         * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
1699         stc2, stcl, stc2l): New.
1700         * config/arm/constraints.md (Uz): New.
1701         * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
1702         * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
1703         VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
1704         VUNSPEC_STC2L): New.
1705
1706 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1707
1708         * config/arm/arm.md (<cdp>): New.
1709         * config/arm/arm.c (neon_const_bounds): Rename this ...
1710         (arm_const_bounds): ... this.
1711         (arm_coproc_builtin_available): New.
1712         * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
1713         (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
1714         (CDP_QUALIFIERS): Define to...
1715         (arm_cdp_qualifiers): ... this. New.
1716         (void_UP): Define.
1717         (arm_expand_builtin_args): Add case for 6 arguments.
1718         * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
1719         (arm_const_bounds): ... this.
1720         (arm_coproc_builtin_available): New.
1721         * config/arm/arm_acle.h (__arm_cdp): New.
1722         (__arm_cdp2): New.
1723         * config/arm/arm_acle_builtins.def (cdp): New.
1724         (cdp2): New.
1725         * config/arm/iterators.md (CDPI,CDP,cdp): New.
1726         * config/arm/neon.md: Rename all 'neon_const_bounds' to
1727         'arm_const_bounds'.
1728         * config/arm/types.md (coproc): New.
1729         * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
1730         * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
1731         * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
1732         arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
1733
1734 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1735
1736         * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
1737         (UBINOP_QUALIFIERS): New.
1738         (si_UP): Define.
1739         (acle_builtin_data): New. Change comment.
1740         (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
1741         ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
1742         ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
1743         arm_acle_builtins.def.
1744         (ARM_BUILTIN_ACLE_PATTERN_START): Define.
1745         (arm_init_acle_builtins): New.
1746         (CRC32_BUILTIN): Remove.
1747         (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
1748         crc32cb, crc32ch and crc32cw.
1749         (arm_init_crc32_builtins): Remove.
1750         (arm_init_builtins): Use arm_init_acle_builtins rather
1751         than arm_init_crc32_builtins.
1752         (arm_expand_acle_builtin): New.
1753         (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
1754         * config/arm/arm_acle_builtins.def: New.
1755
1756 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1757
1758         * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
1759         (arm_builtin_datum): ... this.
1760         (arm_init_neon_builtin): Rename to ...
1761         (arm_init_builtin): ... this. Add a new parameters PREFIX
1762         and USE_SIG_IN_NAME.
1763         (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
1764         'arm_init_builtin'. Replace type 'neon_builtin_datum' with
1765         'arm_builtin_datum'.
1766         (arm_init_vfp_builtins): Likewise.
1767         (builtin_arg): Rename enum's replacing 'NEON_ARG' with
1768         'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
1769         (arm_expand_neon_args): Rename to ...
1770         (arm_expand_builtin_args): ... this. Rename builtin_arg
1771         enum values and differentiate between ARG_BUILTIN_MEMORY
1772         and ARG_BUILTIN_NEON_MEMORY.
1773         (arm_expand_neon_builtin_1): Rename to ...
1774         (arm_expand_builtin_1): ... this. Rename builtin_arg enum
1775         values, arm_expand_builtin_args and add bool parameter NEON.
1776         (arm_expand_neon_builtin): Use arm_expand_builtin_1.
1777         (arm_expand_vfp_builtin): Likewise.
1778         (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
1779
1780 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
1781
1782         PR middle-end/77484
1783         * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
1784         * predict.c (tree_estimate_probability_bb): Reverse direction of
1785         polymorphic call predictor.
1786
1787 2017-01-06  David Malcolm  <dmalcolm@redhat.com>
1788
1789         * passes.c (execute_one_pass): Split out pass-skipping logic into...
1790         (determine_pass_name_match): ...this new function and...
1791         (should_skip_pass_p): ...this new function.
1792
1793 2017-01-06  Nathan Sidwell  <nathan@acm.org>
1794
1795         * ipa-visibility.c (function_and_variable_visibility): Reformat
1796         comments and long lines.  Remove extrneous if.
1797         * symtab.c (symtab_node::make_decl_local): Fix code format.
1798         (symtab_node::set_section_for_node): Fix comment typo.
1799
1800 2017-01-06  Martin Liska  <mliska@suse.cz>
1801
1802         PR bootstrap/79003
1803         * lra-constraints.c: Rename invariant to lra_invariant.
1804         * predict.c (set_even_probabilities): Initialize e to NULL.
1805
1806 2017-01-05  Martin Sebor  <msebor@redhat.com>
1807
1808         PR tree-optimization/78910
1809         * gimple-ssa-sprintf.c (tree_digits): Add an argument.
1810         (format_integer): Correct off-by-one error in the handling
1811         of precision with negative numbers in signed conversions..
1812
1813 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
1814
1815         * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
1816
1817 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
1818
1819         PR tree-optimization/71016
1820         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
1821         factor_out_conditional_conversion.  Formatting fix.
1822         (factor_out_conditional_conversion): Add cond_stmt argument.
1823         If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
1824         cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
1825         Formatting fix.
1826
1827 2017-01-05  David Malcolm  <dmalcolm@redhat.com>
1828
1829         * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
1830         read-rtl-function.o, and selftest-rtl.o.
1831         * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
1832         (selftest::aarch64_test_loading_full_dump): New function.
1833         (selftest::aarch64_run_selftests): New function.
1834         (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
1835         selftest::aarch64_run_selftests.
1836         * config/i386/i386.c
1837         (selftest::ix86_test_loading_dump_fragment_1): New function.
1838         (selftest::ix86_test_loading_call_insn): New function.
1839         (selftest::ix86_test_loading_full_dump): New function.
1840         (selftest::ix86_test_loading_unspec): New function.
1841         (selftest::ix86_run_selftests): Call the new functions.
1842         * emit-rtl.c (maybe_set_max_label_num): New function.
1843         * emit-rtl.h (maybe_set_max_label_num): New decl.
1844         * function.c (instantiate_decls): Guard call to
1845         instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
1846         * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
1847         "static".
1848         * gensupport.c (gen_reader::gen_reader): Pass "false"
1849         for new "compact" param of rtx_reader.
1850         * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
1851         rather than an empty string for NULL strings.
1852         * read-md.c: Potentially include config.h rather than bconfig.h.
1853         Wrap include of errors.h with #ifdef GENERATOR_FILE.
1854         (have_error): New global, copied from errors.c.
1855         (md_reader::read_name): Rename to...
1856         (md_reader::read_name_1): ...this, adding "out_loc" param,
1857         and converting "missing name or number" to returning false, rather
1858         than failing.
1859         (md_reader::read_name): Reimplement in terms of read_name_1.
1860         (md_reader::read_name_or_nil): New function.
1861         (md_reader::read_string): Handle "(nil)" by returning NULL.
1862         (md_reader::md_reader): Add new param "compact".
1863         (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
1864         (md_reader::read_file): New method.
1865         * read-md.h (md_reader::md_reader): Add new param "compact".
1866         (md_reader::read_file): New method.
1867         (md_reader::is_compact): New accessor.
1868         (md_reader::read_name): Convert return type from void to file_location.
1869         (md_reader::read_name_or_nil): New decl.
1870         (md_reader::read_name_1): New decl.
1871         (md_reader::m_compact): New field.
1872         (noop_reader::noop_reader): Pass "false" for new "compact" param
1873         of rtx_reader.
1874         (rtx_reader::rtx_reader): Add new "compact" param.
1875         (rtx_reader::read_rtx_operand): Make virtual and convert return
1876         type from void to rtx.
1877         (rtx_reader::read_until): New decl.
1878         (rtx_reader::handle_any_trailing_information): New virtual function.
1879         (rtx_reader::postprocess): New virtual function.
1880         (rtx_reader::finalize_string): New virtual function.
1881         (rtx_reader::m_in_call_function_usage): New field.
1882         (rtx_reader::m_reuse_rtx_by_id): New field.
1883         * read-rtl-function.c: New file.
1884         * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
1885         * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
1886         (selftest::verify_three_block_rtl_cfg): New decl.
1887         * read-rtl-function.h: New file.
1888         * read-rtl.c: Potentially include config.h rather than bconfig.h.
1889         For host, include function.h, memmodel.h, and emit-rtl.h.
1890         (one_time_initialization): New function.
1891         (struct compact_insn_name): New struct.
1892         (compact_insn_names): New array.
1893         (find_code): Handle insn codes in compact dumps.
1894         (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
1895         (bind_subst_iter_and_attr): Likewise.
1896         (add_condition_to_string): Likewise.
1897         (add_condition_to_rtx): Likewise.
1898         (apply_attribute_uses): Likewise.
1899         (add_current_iterators): Likewise.
1900         (apply_iterators): Likewise.
1901         (initialize_iterators): Guard usage of apply_subst_iterator with
1902         #ifdef GENERATOR_FILE.
1903         (read_conditions): Wrap with #ifdef GENERATOR_FILE.
1904         (md_reader::read_mapping): Likewise.
1905         (add_define_attr_for_define_subst): Likewise.
1906         (add_define_subst_attr): Likewise.
1907         (read_subst_mapping): Likewise.
1908         (check_code_iterator): Likewise.
1909         (rtx_reader::read_rtx): Likewise.  Move one-time initialization
1910         logic to...
1911         (one_time_initialization): New function.
1912         (rtx_reader::read_until): New method.
1913         (read_flags): New function.
1914         (parse_reg_note_name): New function.
1915         (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
1916         Handle reuse_rtx ids.
1917         Wrap iterator lookup within #ifdef GENERATOR_FILE.
1918         Add parsing support for RTL dumps, mirroring the special-cases in
1919         print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
1920         values, and calling handle_any_trailing_information.
1921         (rtx_reader::read_rtx_operand): Convert return type from void
1922         to rtx, returning return_rtx.  Handle case 'e'.  Call
1923         finalize_string on XSTR and XTMPL fields.
1924         (rtx_reader::read_nested_rtx):  Handle dumps in which trailing
1925          "(nil)" values were omitted.  Call the postprocess vfunc on the
1926         return_rtx.
1927         (rtx_reader::rtx_reader): Add new "compact" param and pass to base
1928         class ctor.  Initialize m_in_call_function_usage.  Call
1929         one_time_initialization.
1930         * rtl-tests.c (selftest::test_uncond_jump): Call
1931         set_new_first_and_last_insn.
1932         * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
1933         * selftest-rtl.c: New file.
1934         * selftest-rtl.h (class selftest::rtl_dump_test): New class.
1935         (selftest::get_insn_by_uid): New decl.
1936         * selftest-run-tests.c (selftest::run_tests): Call
1937         read_rtl_function_c_tests.
1938         * selftest.h  (selftest::read_rtl_function_c_tests): New decl.
1939         * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
1940         dumps.
1941
1942 2017-01-05  Uros Bizjak  <ubizjak@gmail.com>
1943
1944         * config/i386/i386.md (*testqi_ext_3): No need to handle memory
1945         operands in a special way.  Assert that pos+len <= mode precision.
1946
1947 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
1948
1949         * common.opt (fvect-cost-model): Remove RejectNegative flag, use
1950         3 argument Alias with unlimited for the negative form.
1951         (fno-vect-cost-model): Removed.
1952
1953 2017-01-05  Martin Liska  <mliska@suse.cz>
1954
1955         * hsa-gen.c (gen_hsa_divmod): New function.
1956         (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
1957
1958 2017-01-05  Martin Liska  <mliska@suse.cz>
1959
1960         PR pch/78970
1961         * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
1962         header.
1963
1964 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1965
1966         * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
1967         small constant length operands.
1968
1969 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1970
1971         * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
1972         between loop iterations.
1973
1974 2017-01-05  Martin Liska  <mliska@suse.cz>
1975
1976         PR sanitizer/78815
1977         * gimplify.c (gimplify_decl_expr): Compare to
1978         asan_poisoned_variables instread of checking flags.
1979         (gimplify_target_expr): Likewise.
1980         (gimplify_expr): Likewise.
1981         (gimplify_function_tree): Conditionally initialize
1982         asan_poisoned_variables.
1983
1984 2017-01-04  Jeff Law  <law@redhat.com>
1985
1986         PR tree-optimizatin/78812
1987         * rtl.h (contains_mem_rtx_p): Prototype.
1988         * ifcvt.c (containts_mem_rtx_p): Move from here to...
1989         * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
1990         * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
1991         and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
1992         through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
1993
1994 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
1995
1996         * input.c (assert_char_at_range): Default-initialize actual_range.
1997
1998 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
1999
2000         * df-scan.c (df_ref_create_structure): Make regno unsigned,
2001         to match the caller.
2002
2003 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
2004
2005         * cfgexpand.c (expand_gimple_basic_block): Disregard debug
2006         insns after final jump in test to emit dummy move.
2007
2008 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
2009
2010         * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
2011         * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
2012
2013 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
2014
2015         * multiple_target.c (create_dispatcher_calls): Init e_next.
2016         * tree-ssa-loop-split.c (split_loop): Init border.
2017         * tree-vect-loop.c (vect_determine_vectorization_factor): Init
2018         scalar_type.
2019
2020 2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
2021
2022         PR target/71977
2023         PR target/70568
2024         PR target/78823
2025         * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
2026         (altivec_register_operand): Do not return true if the operand
2027         contains a SUBREG mixing SImode and SFmode.
2028         (vsx_register_operand): Likewise.
2029         (vsx_reg_sfsubreg_ok): New predicate.
2030         (vfloat_operand): Do not return true if the operand contains a
2031         SUBREG mixing SImode and SFmode.
2032         (vint_operand): Likewise.
2033         (vlogical_operand): Likewise.
2034         (gpc_reg_operand): Likewise.
2035         (int_reg_operand): Likewise.
2036         * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
2037         * config/rs6000/rs6000.c (valid_sf_si_move): New function to
2038         determine if a MOVSI or MOVSF operation contains SUBREGs that mix
2039         SImode and SFmode.
2040         (rs6000_emit_move_si_sf_subreg): New helper function.
2041         (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
2042         fixup SUBREGs involving SImode and SFmode.
2043         * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
2044         numbers for the new peephole2 optimization.
2045         (peephole2 for SFmode unions): New peephole2 to optimize cases in
2046         the GLIBC math library that do AND/IOR/XOR operations on single
2047         precision floating point.
2048         * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
2049         target macros to say whether we need to avoid SUBREGs mixing
2050         SImode and SFmode.
2051         (TARGET_ALLOW_SF_SUBREG): Likewise.
2052         * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
2053         (UNSPEC_SI_FROM_SF): Likewise.
2054         (iorxor): Change spacing.
2055         (and_ior_xor): New iterator for AND, IOR, and XOR.
2056         (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
2057         (movdi_from_sf_zero_ext): Likewise.
2058         (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
2059         instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
2060         (movsf_from_si): New insn for SImode/SFmode SUBREG support.
2061         (fma<mode>4): Use gpc_reg_operand instead of register_operand.
2062         (fms<mode>4): Likewise.
2063         (fnma<mode>4): Likewise.
2064         (fnms<mode>4): Likewise.
2065         (nfma<mode>4): Likewise.
2066         (nfms<mode>4): Likewise.
2067
2068 2017-01-04  Marek Polacek  <polacek@redhat.com>
2069
2070         PR c++/64767
2071         * doc/invoke.texi: Document -Wpointer-compare.
2072
2073 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
2074
2075         * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
2076         RejectNegative.
2077
2078         * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
2079         descriptions for -gdwarf-5 and emit them as uleb128 instead of
2080         2-byte data.
2081
2082 2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
2083
2084         PR target/78056
2085         * doc/sourcebuild.texi (PowerPC-specific attributes): Add
2086         documentation of the powerpc_popcntb_ok attribute.
2087         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2088         code to issue warning messages if a requested CPU configuration is
2089         not supported by the binary (assembler and loader) toolchain.
2090         (spe_init_builtins): Add two assertions to prevent ICE if attempt is
2091         made to define a built-in function that has been disabled.
2092         (paired_init_builtins): Add assertion to prevent ICE if attempt is
2093         made to define a built-in function that has been disabled.
2094         (altivec_init_builtins): Add comment explaining why definition
2095         of the DST built-in functions is not preceded by an assertion
2096         check.  Add assertions to prevent ICE if attempts are made to
2097         define an altivec predicate or an abs* built-in function that has
2098         been disabled.
2099         (htm_init_builtins): Add comment explaining why definition of the
2100         htm built-in functions is not preceded by an assertion check.
2101
2102 2017-01-04  Jeff Law  <law@redhat.com>
2103
2104         PR tree-optimizatin/67955
2105         * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
2106         Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
2107         the points-to solution does not include pt_null.  Use DECL_PT_UID
2108         unconditionally.
2109
2110 2017-01-04  Uros Bizjak  <ubizjak@gmail.com>
2111
2112         * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
2113         Use gen_int_mode instead of gen_lopwart for const_int operands.
2114
2115 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
2116
2117         PR tree-optimization/71563
2118         * match.pd: Simplify X << Y into X if Y is known to be 0 or
2119         out of range value - has low bits known to be zero.
2120
2121 2017-01-04  Alan Modra  <amodra@gmail.com>
2122
2123         * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
2124         * configure: Regenerate.
2125         * config.in: Regenerate.
2126
2127 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
2128
2129         PR bootstrap/77569
2130         * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
2131         a substring of the message, but strcmp with the whole message.  Ifdef
2132         ENABLE_NLS, translate the message first using dgettext.
2133
2134 2017-01-03  Jeff Law  <law@redhat.com>
2135
2136         PR tree-optimizatin/78856
2137         * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
2138         (mark_threaded_blocks): Remove code to truncate thread paths that
2139         cross multiple loop headers.  Instead invalidate the cached loop
2140         iteration information and handle case of a thread path walking
2141         into an irreducible region.
2142
2143 2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
2144
2145         PR target/78900
2146         * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
2147         assertions.  Add support for doing the signbit if the IEEE 128-bit
2148         floating point value is in a GPR.
2149         * config/rs6000/rs6000.md (Fsignbit): Delete.
2150         (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
2151         Update the length attribute if the value is in a GPR.
2152         (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
2153         the sign or zero extension instruction, since the value is always 0/1.
2154         (signbit<mode>2_dm2): Delete using <Fsignbit>.
2155
2156         PR target/78953
2157         * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
2158         extracting SImode to a GPR register so that we can generate a
2159         store, limit the vector to be in a traditional Altivec register
2160         for the vextuwrx instruction.
2161
2162 2017-01-03  Ian Lance Taylor  <iant@google.com>
2163
2164         * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
2165
2166 2017-01-03  Martin Sebor  <msebor@redhat.com>
2167
2168         PR tree-optimization/78696
2169         * gimple-ssa-sprintf.c (format_floating): Correct handling of
2170         precision.  Use MPFR for %f for greater fidelity.  Correct handling
2171         of %g.
2172         (pass_sprintf_length::compute_format_length): Set width and precision
2173         specified by asrerisk to void_node for vararg functions.
2174         (try_substitute_return_value): Adjust dump output.
2175
2176 2017-01-03  David Edelsohn  <dje.gcc@gmail.com>
2177
2178         * doc/invoke.texi (RS6000 options): LRA is enabled by default.
2179
2180 2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>
2181
2182         * doc/invoke.texi (SPARC options): Document -mlra as the default.
2183         * config/sparc/sparc.c (sparc_option_override): Force LRA unless
2184         -mlra/-mno-lra was passed to the compiler.
2185
2186 2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>
2187
2188         PR rtl-optimization/65618
2189         * emit-rtl.c (try_split): Move initialization of "before" and
2190         "after" to just before the call to emit_insn_after_setloc.
2191
2192 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
2193
2194         * doc/md.texi (Standard Names): Remove reference to Java frontend.
2195
2196 2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>
2197
2198         * dwarf2out.c (gen_enumeration_type_die): When
2199         -gno-strict-dwarf, add a DW_AT_encoding attribute.
2200
2201 2017-01-03  Jakub Jelinek  <jakub@redhat.com>
2202
2203         PR tree-optimization/78965
2204         * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2205         Change first argument from const call_info & to call_info &.  For %n
2206         set info.nowrite to false.
2207
2208         PR middle-end/78901
2209         * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
2210         possibly throwing calls.
2211
2212         * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
2213         and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
2214         and fns handling, rather than in a separate case SSA_NAME.
2215
2216 2017-01-02  Jeff Law  <law@redhat.com>
2217
2218         * config/darwin-driver.c (darwin_driver_init): Const-correctness
2219         fixes for first_period and second_period variables.
2220
2221 2017-01-02  Uros Bizjak  <ubizjak@gmail.com>
2222
2223         PR target/78967
2224         * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
2225         (*insvqi_1): New insn pattern.
2226         (*insvqi_1_mem_rex64): Ditto.
2227         (*insvqi_2): Ditto.
2228         (*insvqi_3): Rename from *insvqi.
2229
2230         (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
2231
2232 2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
2233
2234         * doc/cfg.texi (Edges): Remove reference to Java.
2235         (Maintaining the CFG): Ditto.
2236
2237 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
2238
2239         PR middle-end/77674
2240         * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
2241         transparent aliases.
2242
2243 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
2244
2245         PR middle-end/77484
2246         * predict.def (PRED_CALL): Update hitrate.
2247         (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
2248         * predict.c (tree_estimate_probability_bb): Split CALL predictor
2249         into direct/indirect/polymorphic variants.
2250
2251 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
2252
2253         Update copyright years.
2254
2255         * gcc.c (process_command): Update copyright notice dates.
2256         * gcov-dump.c (print_version): Ditto.
2257         * gcov.c (print_version): Ditto.
2258         * gcov-tool.c (print_version): Ditto.
2259         * gengtype.c (create_file): Ditto.
2260         * doc/cpp.texi: Bump @copying's copyright year.
2261         * doc/cppinternals.texi: Ditto.
2262         * doc/gcc.texi: Ditto.
2263         * doc/gccint.texi: Ditto.
2264         * doc/gcov.texi: Ditto.
2265         * doc/install.texi: Ditto.
2266         * doc/invoke.texi: Ditto.
2267 \f
2268 Copyright (C) 2017 Free Software Foundation, Inc.
2269
2270 Copying and distribution of this file, with or without modification,
2271 are permitted in any medium without royalty provided the copyright
2272 notice and this notice are preserved.