gcc/ChangeLog

   1 2017-02-14  Martin Sebor  <msebor@redhat.com>
   2
   3         PR middle-end/79448
   4         * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
   5           warning for strings of unknown length.
   6
   7 2017-02-13  Segher Boessenkool  <segher@kernel.crashing.org>
   8
   9         * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
  10
  11 2017-02-14 Jeff Law  <law@redhat.com>
  12
  13         PR target/79404
  14         * ira-costs.c (scan_one_insn): Initialize register move costs
  15         for pseudos seen in USE/CLOBBER insns.
  16
  17         PR tree-optimization/79095
  18         * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
  19         if the numerator has the range ~[0,0] make the resultant range ~[0,0].
  20         (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
  21         if the operands are known to be not equal, then the resulting range
  22         is ~[0,0].
  23         (intersect_ranges): If the new range is ~[0,0] and the old range is
  24         wide, then prefer ~[0,0].
  25         * tree-vrp.c (overflow_comparison_p_1): New function.
  26         (overflow_comparison_p): New function.
  27         * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
  28         if NAME is used in an overflow test.
  29         (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
  30         overflow check that can be expressed as an equality test, then adjust
  31         ops to be that equality test.
  32
  33 2017-02-14  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
  34
  35         * config/s390/s390-builtin-types.def: Remove flags argument.
  36         * config/s390/s390.c (s390_init_builtins): Likewise.
  37
  38 2017-02-14  Martin Liska  <mliska@suse.cz>
  39
  40         * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
  41         vector.  Fix trailing white spaces.
  42
  43 2017-02-14  James Greenhalgh  <james.greenhalgh@arm.com>
  44
  45         * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
  46         HFmode.
  47
  48 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  49
  50         PR rtl-optimization/68664
  51         * config/arm/arm.c (arm_sched_can_speculate_insn):
  52         New function.  Declare prototype.
  53         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
  54
  55 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  56
  57         PR rtl-optimization/68664
  58         * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
  59         New function.
  60         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
  61
  62 2017-02-14  Amit Pawar  <amit.pawar@amd.com>
  63
  64         * config/i386/i386.c (znver1_cost): Fix the alignment for function and
  65         max skip bytes for function, loop and jump.
  66
  67 2017-02-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
  68
  69         * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
  70         ABS_EXPR for gimple dump.
  71
  72 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
  73
  74         PR target/79462
  75         * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
  76
  77         PR tree-optimization/79408
  78         * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
  79         case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
  80         (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
  81         also if rhs1 is INTEGER_CST.
  82
  83 2017-02-14  Richard Biener  <rguenther@suse.de>
  84
  85         PR middle-end/79432
  86         * tree-into-ssa.c (insert_phi_nodes): When the function can
  87         have abnormal edges rewrite SSA names with broken use-def
  88         dominance out of SSA and register them for PHI insertion.
  89
  90 2017-02-13  Martin Sebor  <msebor@redhat.com>
  91
  92         PR middle-end/79496
  93         * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
  94         clearing info.nowrite flag when snprintf size argument is a range.
  95
  96 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
  97
  98         * cprop.c (cprop_jump): Add missing space in string literal.
  99         * tree-ssa-structalias.c (rewrite_constraints): Likewise.
 100         (get_constraint_for_component_ref): Likewise.
 101         * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
 102         * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
 103         * lra-constraints.c (process_alt_operands): Likewise.
 104         * ipa-inline.c (inline_small_functions): Likewise.
 105         * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
 106         * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
 107         * trans-mem.c (diagnose_tm_1_op): Likewise.
 108         * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
 109         (grid_parallel_clauses_gridifiable): Likewise.
 110
 111         * config/nvptx/mkoffload.c (process): Add space in between
 112         , and %d.
 113
 114         * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
 115         "MOD4_SSE_REGS" and "ALL_REGS".
 116
 117         * spellcheck.c (test_data): Add , in between "foo" and "food".
 118
 119 2017-02-13  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
 120
 121         PR target/79449
 122         * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
 123         boundary crossing check and subsequent code generation agree.
 124
 125 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 126
 127         * config/aarch64/aarch64.c (has_memory_op): Delete.
 128         (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
 129         has_memory_op.
 130
 131 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
 132
 133         PR rtl-optimization/79388
 134         PR rtl-optimization/79450
 135         * combine.c (distribute_notes): When removing TEM_INSN for which
 136         corresponding dest has last value recorded, invalidate that last
 137         value.
 138
 139 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 140
 141         * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
 142         of explicit '@'.  Add missing assembly comment marker on branch costs
 143         printout.
 144
 145 2017-02-13  Nathan Sidwell  <nathan@acm.org>
 146
 147         * gengtype-lex.l (<in_struct>): Add '/'.
 148
 149 2017-02-13  Martin Liska  <mliska@suse.cz>
 150
 151         PR c/79471
 152         * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
 153
 154 2017-02-13  Richard Biener  <rguenther@suse.de>
 155
 156         * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
 157         Remove.
 158         * configure: Re-generate.
 159         * config.in: Likewise.
 160         * graphite-dependences.c: Simplify as if
 161         HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
 162         * graphite-isl-ast-to-gimple.c: Likewise.
 163         * graphite-optimize-isl.c: Likewise.
 164         * graphite-poly.c: Likewise.
 165         * graphite-sese-to-poly.c: Likewise.
 166         * graphite.h: Likewise.
 167         * toplev.c: Include isl/version.h and use isl_version () for
 168         printing the ISL version.
 169         * doc/install.texi: Update ISL requirement.
 170
 171 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
 172
 173         * doc/standards.texi (Standards): Update reference to
 174         Objective-C 2.0.
 175
 176 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
 177
 178         * doc/extend.texi (Named Address Spaces): sourceware.org now
 179         defaults to https.
 180         * doc/install.texi (Binaries): Ditto.
 181         (Specific): Ditto.
 182
 183 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
 184
 185         * doc/cpp.texi: Replace "stringify"/"stringification" with C
 186         standard terminology "stringize"/"stringizing" throughout.
 187         * doc/cppinternals.texi: Likewise.
 188
 189 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
 190
 191         * doc/extend.texi: Fix some spelling mistakes and typos.
 192         * doc/invoke.texi: Likewise.
 193
 194 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
 195
 196         PR ipa/79224
 197         * params.def (inline-min-speedup) Change from 10 to 8.
 198
 199 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
 200
 201         * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
 202         4.5.
 203
 204 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
 205
 206         PR ipa/79224
 207         * ipa-inline-analysis.c (get_minimal_bb): New function.
 208         (record_modified): Use it.
 209         (remap_edge_change_prob): Handle also ancestor functions.
 210
 211 2017-02-11  Gerald Pfeifer  <gerald@pfeifer.com>
 212
 213         * doc/contrib.texi (Contributors): Remove broken link into
 214         the Mauve CVS repository.
 215
 216 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
 217
 218         PR middle-end/79454
 219         * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
 220         result computation whenever lhs doesn't have vector mode, not
 221         just when it has BLKmode.
 222
 223 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
 224
 225         * doc/makefile.texi (profiledbootstrap): Refer to the
 226         installation instructions only in textual form.
 227
 228 2017-02-10  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
 229
 230         PR target/79295
 231         * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
 232
 233 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
 234
 235         * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
 236         (Specific): Update mingw-w64 reference.
 237         (Binaries): Ditto.
 238         (Specific): Remove broken link to Renesas RX processor.
 239
 240 2017-02-10  Richard Biener  <rguenther@suse.de>
 241
 242         * toplev.c (process_options): Do not mention obsolete graphite
 243         options when printing sorry message about missing graphite support.
 244         Mention -floop-nest-optimize.
 245
 246 2017-02-10  Christophe Lyon  <christophe.lyon@linaro.org>
 247
 248         * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
 249         (vtst_p16): Likewise.
 250         (vtstq_p8): Likewise.
 251         (vtstq_p16): Likewise.
 252         (vtst_p64): New.
 253         (vtstq_p64): Likewise.
 254         * config/arm/arm_neon.h (vgetq_lane_p64): New.
 255         (vset_lane_p64): New.
 256         (vsetq_lane_p64): New.
 257
 258 2017-02-10  Jakub Jelinek  <jakub@redhat.com>
 259
 260         PR tree-optimization/79411
 261         * tree-ssa-reassoc.c (is_reassociable_op): Return false if
 262         stmt operands are SSA_NAMEs used in abnormal phis.
 263         (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
 264         phis.
 265
 266 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
 267
 268         PR ipa/70795
 269         * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
 270         flag if needed.
 271
 272 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
 273
 274         * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
 275
 276 2017-02-09  Jakub Jelinek  <jakub@redhat.com>
 277
 278         * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
 279         to avoid warning.
 280
 281         PR c/79413
 282         * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
 283         not arbitrary TREE_CONSTANT.
 284
 285         PR c/79431
 286         * gimplify.c (gimplify_adjust_omp_clauses): Ignore
 287         "omp declare target link" attribute unless is_global_var.
 288         * omp-offload.c (find_link_var_op): Likewise.
 289
 290 2017-02-09  Nathan Sidwell  <nathan@codesourcery.com>
 291             Chung-Lin Tang  <cltang@codesourcery.com>
 292
 293         * gimplify.c (gimplify_scan_omp_clauses): No special handling for
 294         OMP_CLAUSE_TILE.
 295         (gimplify_adjust_omp_clauses): Don't delete TILE.
 296         (gimplify_omp_for): Deal with TILE.
 297         * internal-fn.c (expand_GOACC_TILE): New function.
 298         * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
 299         (GOACC_TILE): New.
 300         * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
 301         (expand_oacc_collapse_init): Add LOC paramter.  Initialize tile
 302         element fields.
 303         (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
 304         avoid DIV for outermost collapse var.
 305         (expand_oacc_for): Insert tile element loop as needed.  Adjust.
 306         Remove out of date comments, fix whitespace.
 307         * omp-general.c (omp_extract_for_data): Deal with tiling.
 308         * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
 309         adjust OLF_DIM_BASE value.
 310         (struct omp_for_data): Add tiling field.
 311         * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
 312         (lower_oacc_head_mark): Add OLF_TILE as appropriate.  Ensure 2 levels
 313         for auto loops.  Remove default auto determining, moved to
 314         oacc_loop_fixed_partitions.
 315         * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
 316         stmts, add e_mask field.
 317         (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
 318         (oacc_thread_numbers): Use oacc_dim_call.
 319         (oacc_xform_tile): New.
 320         (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
 321         (finish_oacc_loop): Adjust for ifns vector.
 322         (oacc_loop_discover_walk): Append loop abstraction sites to list,
 323         add case for GOACC_TILE fns.
 324         (oacc_loop_xform_loop): Delete.
 325         (oacc_loop_process): Iterate over call list directly, and add
 326         handling for GOACC_TILE fns.
 327         (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
 328         dump partitioning.
 329         (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
 330         vector partitioning to outer loops.  Assign 2 partitions to loops
 331         when available. Add TILE handling.
 332         (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
 333         (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
 334         * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
 335         * tree.c (omp_clause_num_ops): Adjust TILE ops.
 336         * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
 337
 338 2017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>
 339
 340         * configure.ac (ACX_BUGURL): Update.
 341         * configure: Regenerate.
 342
 343 2017-02-09  Richard Biener  <rguenther@suse.de>
 344
 345         PR tree-optimization/69823
 346         * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
 347         Properly enumerate all BBs in the region.  Use auto_vec/auto_bitmap.
 348
 349 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
 350
 351         * config/arc/arc-c.def: Add __NPS400__ definition.
 352         * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
 353         (TARGET_NPS400): Define.
 354
 355 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
 356
 357         * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
 358         file.
 359         (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
 360         pointer, arch_info.
 361         (arc_cpu_types): Fill the arch_info field with a pointer into the
 362         arc_arch_types table.
 363         (arc_selected_cpu): Declare.
 364         * config/arc/arc.c (arc_selected_cpu): Make global.
 365         (arc_selected_arch): Delete.
 366         (arc_base_cpu): Delete.
 367         (arc_override_options): Remove references to deleted variables,
 368         update access to arch information.
 369         (ARC_OPT): Update access to arch information.
 370         (ARC_OPTX): Likewise.
 371         * config/arc/arc.h (arc_base_cpu): Remove declaration.
 372         (TARGET_ARC600): Update access to arch information.
 373         (TARGET_ARC601): Likewise.
 374         (TARGET_ARC700): Likewise.
 375         (TARGET_EM): Likewise.
 376         (TARGET_HS): Likewise.
 377         * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
 378         information.
 379
 380 2017-02-08  Pat Haugen  <pthaugen@us.ibm.com>
 381
 382         PR target/78604
 383         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
 384         condition/operands for integer GE/LE/GEU/LEU operations.
 385
 386 2017-02-08  Segher Boessenkool  <segher@kernel.crashing.org>
 387
 388         PR translation/79397
 389         * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
 390         of AltiVec.
 391
 392 2017-02-08  Martin Jambor  <mjambor@suse.cz>
 393
 394         PR ipa/79375
 395         * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
 396         whether allocation happened.
 397         (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
 398         nothing was allocated.
 399
 400 2017-02-08  Jakub Jelinek  <jakub@redhat.com>
 401
 402         PR tree-optimization/79408
 403         * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
 404         constant, but SSA_NAME with a known integer range, use the minimum
 405         of that range instead of op1 to determine if modulo can be replaced
 406         with its first operand.
 407
 408 2016-02-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 409
 410         * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
 411
 412 2017-02-08  Richard Biener  <rguenther@suse.de>
 413
 414         PR tree-optimization/71824
 415         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
 416         Check all loops contained in the merged region.
 417
 418 2017-02-07  Andrew Pinski  <apinski@cavium.com>
 419
 420         * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
 421
 422 2017-02-07  Andrew Pinski  <apinski@cavium.com>
 423
 424         * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
 425         (thunderxt88): Likewise.
 426         (thunderxt81): Disable LSE and change v8.1 to v8.
 427         (thunderxt83): Likewise.
 428
 429 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
 430             Richard Biener  <rguenther@suse.de>
 431
 432         PR middle-end/79399
 433         * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
 434         type from int to size_t.
 435         * ira-costs.c (struct_costs_size): Change type from int to size_t.
 436
 437 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
 438
 439         PR rtl-optimization/79386
 440         * cprop.c (bypass_conditional_jumps): Initialize
 441         bypass_last_basic_block already before splitting bbs after
 442         unconditional traps...
 443         (bypass_conditional_jumps): ... rather than here.
 444
 445         PR target/79299
 446         * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
 447         (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
 448         *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
 449         fix -masm=intel patterns.
 450
 451 2017-02-07  Richard Biener  <rguenther@suse.de>
 452
 453         PR tree-optimization/79256
 454         PR middle-end/79278
 455         * builtins.c (get_object_alignment_2): Use min_align_of_type
 456         to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
 457         and ADJUST_FIELD_ALIGN.
 458
 459         * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
 460         type parameter.
 461         * doc/tm.texi: Regenerate.
 462         * stor-layout.c (layout_decl): Adjust.
 463         (update_alignment_for_field): Likewise.
 464         (place_field): Likewise.
 465         (min_align_of_type): Likewise.
 466         * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
 467         * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
 468         * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
 469         * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
 470         * config/frv/frv.c (frv_adjust_field_align): Likewise.
 471         * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
 472         * config/i386/i386.c (x86_field_alignment): Likewise.
 473         * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
 474         * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
 475         * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
 476         * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
 477         * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
 478         * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
 479          Likewise.
 480
 481         Revert
 482         2017-01-30  Richard Biener  <rguenther@suse.de>
 483
 484         PR tree-optimization/79256
 485         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
 486         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
 487         alignment on TYPE.
 488
 489 2017-02-07  Toma Tabacu  <toma.tabacu@imgtec.com>
 490
 491         * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
 492         argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
 493         builtins to SImode and emit a zero-extend, if necessary.
 494
 495 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
 496
 497         * docs/invoke.texi (RISC-V Options): Alphabetize.
 498
 499 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
 500
 501         * doc/invoke.texi (RISC-V Options): Use two spaces to separate
 502         options.
 503
 504 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
 505
 506         * config/riscv/riscv.c: New file.
 507         * gcc/common/config/riscv/riscv-common.c: Likewise.
 508         * config.gcc: Likewise.
 509         * config/riscv/constraints.md: Likewise.
 510         * config/riscv/elf.h: Likewise.
 511         * config/riscv/generic.md: Likewise.
 512         * config/riscv/linux.h: Likewise.
 513         * config/riscv/multilib-generator: Likewise.
 514         * config/riscv/peephole.md: Likewise.
 515         * config/riscv/pic.md: Likewise.
 516         * config/riscv/predicates.md: Likewise.
 517         * config/riscv/riscv-builtins.c: Likewise.
 518         * config/riscv/riscv-c.c: Likewise.
 519         * config/riscv/riscv-ftypes.def: Likewise.
 520         * config/riscv/riscv-modes.def: Likewise.
 521         * config/riscv/riscv-opts.h: Likewise.
 522         * config/riscv/riscv-protos.h: Likewise.
 523         * config/riscv/riscv.h: Likewise.
 524         * config/riscv/riscv.md: Likewise.
 525         * config/riscv/riscv.opt: Likewise.
 526         * config/riscv/sync.md: Likewise.
 527         * config/riscv/t-elf-multilib: Likewise.
 528         * config/riscv/t-linux: Likewise.
 529         * config/riscv/t-linux-multilib: Likewise.
 530         * config/riscv/t-riscv: Likewise.
 531         * configure.ac: Likewise.
 532         * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
 533         Waterman as RISC-V maintainers.
 534         * doc/install.texi: Add RISC-V entries.
 535         * doc/invoke.texi: Add RISC-V options section.
 536         * doc/md.texi: Add RISC-V constraints section.
 537         * configure: Regenerated.
 538
 539 2017-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
 540
 541         PR target/66144
 542         * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
 543         false values to be constant vectors with all 0 or all 1 bits set.
 544         (vcondu<mode><mode>): Likewise.
 545         * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
 546         predicate.
 547         (fpmask_comparison_operator): Update comment.
 548         (vecint_comparison_operator): New predicate.
 549         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
 550         vector conditionals when the true and false values are constant
 551         vectors with all 0 bits or all 1 bits set.
 552
 553 2017-02-06  Martin Sebor  <msebor@redhat.com>
 554
 555         PR  tree-optimization/79376
 556         * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
 557
 558 2017-02-06  Uros Bizjak  <ubizjak@gmail.com>
 559
 560         * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
 561         explicit subreg RTX with operand 1.  Use VECTOR_MODE_P predicate
 562         to simplify split condition.
 563
 564 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
 565
 566         * omp-expand.c (oxpand_omp_atomic_fetch_op,
 567         expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
 568         false.
 569
 570 2017-02-06  Segher Boessenkool  <segher@kernel.crashing.org>
 571
 572         PR rtl-optimization/68664
 573         * target.def (can_speculate_insn): New hook.
 574         * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
 575         * doc/tm.texi: Regenerate.
 576         * sched-rgn.c (can_schedule_ready_p): Use the new hook.
 577         * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
 578         (rs6000_sched_can_speculate_insn): New function.
 579
 580 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
 581
 582         PR tree-optimization/79284
 583         * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
 584         * tree-vect-stmts.c (vect_get_vec_def_for_operand,
 585         vectorizable_mask_load_store, vectorizable_operation,
 586         vect_is_simple_cond, get_same_sized_vectype): Use it instead
 587         of comparing TREE_CODE of a type against BOOLEAN_TYPE.
 588         * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
 589         vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
 590         * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
 591         * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
 592         Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
 593         is_gimple_assign (stmt).  Replace another such test with
 594         is_gimple_assign (stmt).
 595
 596 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
 597
 598         PR target/78883
 599         * config/avr/avr.c (rtl-iter.h): Include it.
 600         (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
 601         (avr_legitimate_combined_insn): ...and implementation.
 602
 603 2017-02-06  Dominik Vogt  <vogt@linux.vnet.ibm.com>
 604
 605         * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
 606         * config/s390/s390.c (s390_const_operand_ok)
 607         (s390_canonicalize_comparison, s390_extract_part)
 608         (s390_single_part, s390_contiguous_bitmask_nowrap_p)
 609         (s390_contiguous_bitmask_p, s390_rtx_costs)
 610         (legitimize_pic_address): Likewise.
 611         * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
 612         * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
 613         ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
 614         ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
 615         * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
 616
 617 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
 618
 619         * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
 620         REGNO($0) == REGNO($1).
 621
 622 2017-02-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 623
 624         * config/s390/linux.h(SIZE_TYPE): Add comment.
 625
 626 2017-02-06  Julian Brown  <julian@codesourcery.com>
 627             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
 628             Virendra Pathak  <virendra.pathak@broadcom.com>
 629
 630         * config/aarch64/aarch64-cores.def: Change the scheduler
 631         to Thunderx2t99.
 632         * config/aarch64/aarch64.md: Include thunderx2t99.md.
 633         * config/aarch64/thunderx2t99.md: New file.
 634
 635 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
 636
 637         * doc/standards.texi (Go Language): Update link to language
 638         standard.
 639
 640 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
 641
 642         * tree-eh.c (lower_resx): Sanitize profile.
 643         (cleanup_empty_eh_move_lp): Likewise.
 644
 645 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
 646
 647         PR tree-ssa/79347
 648         * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
 649         ELSE_PROB.
 650         * cfgloopmanip.h (loop_version): Update prototype.
 651         * modulo-sched.c (sms_schedule): Update call of loop_version.
 652         * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
 653         * tree-parloops.c (gen_parallel_loop): Likewise.
 654         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
 655         * tree-ssa-loop-split.c (split_loop): Likewise.
 656         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
 657         * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
 658
 659 2017-02-05  Martin Liska  <mliska@suse.cz>
 660
 661         PR bootstrap/78985
 662         * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
 663         variable to NULL.
 664         (print_operand_address): Initialize a struct to zero.
 665
 666 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
 667
 668         * doc/contrib.texi (Contributors): Refer to Hans Boehm's
 669         garbage collector only in textual form.
 670
 671 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
 672
 673         * doc/extend.texi (x86 specific memory model extensions for
 674         transactional memory): Simplify a phrase.
 675
 676 2017-02-05  Eric Botcazou  <ebotcazou@adacore.com>
 677
 678         PR target/79353
 679         * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
 680         'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
 681         (atomic_storedi_1): Likewise.
 682
 683 2017-02-04  Jakub Jelinek  <jakub@redhat.com>
 684
 685         PR tree-optimization/79338
 686         * tree-parloops.c (gather_scalar_reductions): Don't call
 687         vect_analyze_loop_form for loop->inner before destroying loop's
 688         loop_vinfo.
 689
 690 2017-02-03  Martin Sebor  <msebor@redhat.com>
 691
 692         PR tree-optimization/79327
 693         * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
 694         when precision has resulted in leading zeros.
 695         (format_integer): Adjust the likely counter to assume an unknown
 696         argument that may be zero is non-zero.
 697
 698 2017-02-03  Jason Merrill  <jason@redhat.com>
 699
 700         PR c++/78689
 701         * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
 702         avoid copying non-taken branch.
 703
 704 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
 705
 706         PR tree-optimization/79340
 707         * tree-vect-loop.c (vectorizable_reduction): Release
 708         vec_defs elements after safe_splicing them into other vectors.
 709         Formatting fixes.
 710
 711         PR tree-optimization/79327
 712         * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
 713         true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
 714         dirtype.
 715         (format_integer): Use wide_int_to_tree instead of build_int_cst
 716         + to_?hwi.  If argmin is NULL, just set argmin and argmax to
 717         TYPE_{MIN,MAX}_VALUE of argtype.  Simplify and fix computation
 718         of shortest and longest sequence.
 719
 720 2017-02-03  Uros Bizjak  <ubizjak@gmail.com>
 721
 722         * config/i386/i386.c (dimode_scalar_chain::convert_reg):
 723         Use pextrd for TARGET_SSE4_1 when creating scalar copy.
 724
 725 2017-02-03  Walter Lee  <walt@tilera.com>
 726
 727         PR target/78862
 728         * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
 729         after initial stackframe link reg save.
 730         * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
 731
 732 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
 733
 734         PR target/79354
 735         * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
 736         wu for stxssp alternative.
 737
 738 2017-02-03  Martin Sebor  <msebor@redhat.com>
 739
 740         PR tree-optimization/79352
 741         * gimple-fold.c (get_range_strlen): Add argument.
 742         (get_range_strlen): Change return type to bool.
 743         (get_maxval_strlen): Pass in a dummy argument.
 744         * gimple-fold.h (get_range_strlen): Change return type to bool.
 745         * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
 746         * tree.h (array_at_struct_end_p): Add argument.
 747         * tree.c (array_at_struct_end_p): Handle it.
 748
 749 2017-02-03  Martin Liska  <mliska@suse.cz>
 750
 751         PR lto/66295
 752         * multiple_target.c (create_dispatcher_calls): Redirect edge
 753         from a caller of a dispatcher.
 754         (expand_target_clones): Make the clones local.
 755         (ipa_target_clone): Do both target clones and resolvers.
 756         (ipa_dispatcher_calls): Remove the pass.
 757         (pass_dispatcher_calls::gate): Likewise.
 758         (make_pass_dispatcher_calls): Likewise.
 759         * passes.def (pass_target_clone): Put as very first IPA early
 760         pass.
 761
 762 2017-02-03  Martin Liska  <mliska@suse.cz>
 763
 764         * symtab.c (symtab_node::binds_to_current_def_p): Bail out
 765         in case of a function with ifunc attribute.
 766
 767 2017-02-03  Martin Liska  <mliska@suse.cz>
 768
 769         * cgraph.c (cgraph_node::dump): Dump function version info.
 770         * symtab.c (symtab_node::dump_base): Add missing new line.
 771
 772 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
 773
 774         * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
 775         (ifcombine_ifandif): Use it.
 776
 777 2017-02-03  Martin Liska  <mliska@suse.cz>
 778
 779         * doc/invoke.texi: Document default value for
 780         use-after-scope-direct-emission-threshold.
 781
 782 2017-02-03  Martin Liska  <mliska@suse.cz>
 783
 784         PR tree-optimization/79339
 785         * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
 786         (format_floating): Likewise.
 787
 788 2017-02-03  Martin Liska  <mliska@suse.cz>
 789
 790         PR ipa/79337
 791         * ipa-prop.c (ipa_node_params_t::insert): Remove current
 792         implementation.
 793         (ipa_node_params_t::remove): Likewise.
 794         * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
 795         initialization from removed ipa_node_params_t::insert.
 796         (ipa_node_params::~ipa_node_params): Move from removed
 797         ipa_node_params_t::release.
 798         * symbol-summary.h (symbol_summary::m_released): New member.
 799         Do not release a summary twice.  Do not allow to call finalizer
 800         for types of a summary that live in GGC memory.
 801
 802 2017-02-02  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
 803
 804         * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
 805         cmp_branch fusion.
 806
 807 2017-02-02  Martin Sebor  <msebor@redhat.com>
 808
 809         PR middle-end/79275
 810         * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
 811         (format_string): Tighten up the range of output for non-constant
 812         strings and correct the expected range for wide non-constant strings.
 813
 814 2017-02-02  Martin Sebor  <msebor@redhat.com>
 815
 816         * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
 817
 818         PR middle-end/32003
 819         * doc/invoke.texi (-fdump-rtl-): Remove pass-specific options from
 820         index.
 821         (-fdump-tree-@var): Add to index and document how to come up
 822         with pass-specific option and dump file names.
 823         (-fdump-passes): Clarify where to look for output.
 824
 825 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
 826
 827         PR middle-end/77445
 828         * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
 829         statistics of the analyzed path; allow threading for speed when
 830         any of BBs along the path are optimized for speed.
 831
 832 2017-02-02  Eric Botcazou  <ebotcazou@adacore.com>
 833
 834         PR middle-end/78468
 835         * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
 836         settings of the virtual registers.
 837
 838         Revert again
 839         2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
 840
 841         * explow.c (get_dynamic_stack_size): Take known alignment of stack
 842         pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
 843         needed.
 844
 845 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 846
 847         * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
 848         ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
 849
 850 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 851
 852         * config/s390/s390.md: Add missing comments with the expanded
 853         mnemonics.
 854         * config/s390/vector.md: Likewise.
 855         * config/s390/vx-builtins.md: Likewise.
 856
 857 2017-02-02  Jakub Jelinek  <jakub@redhat.com>
 858
 859         PR target/79197
 860         * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
 861         (fixuns_trunc<mode>di2): ... this, remove previous expander.  Put all
 862         conditions on a single line.
 863
 864 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 865
 866         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
 867         __S390_VX__ to __VX__.
 868
 869 2017-02-01  Andrew Pinski  <apinski@cavium.com>
 870
 871         * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
 872         stmt_info to record_stmt_cost.
 873         (vect_get_known_peeling_cost): Pass stmt_info if known to
 874         record_stmt_cost.
 875         * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
 876         cpu_vector_cost field into
 877         scalar_int_stmt_cost and scalar_fp_stmt_cost.  Split vec_stmt_cost
 878         field into vec_int_stmt_cost and vec_fp_stmt_cost.
 879         * config/aarch64/aarch64.c (generic_vector_cost): Update for the
 880         splitting of scalar_stmt_cost and vec_stmt_cost.
 881         (thunderx_vector_cost): Likewise.
 882         (cortexa57_vector_cost): LIkewise.
 883         (exynosm1_vector_cost): Likewise.
 884         (xgene1_vector_cost): Likewise.
 885         (thunderx2t99_vector_cost): Improve after the splitting of the two
 886         fields.
 887         (aarch64_builtin_vectorization_cost): Update for the splitting of
 888         scalar_stmt_cost and vec_stmt_cost.
 889
 890 2017-02-01  Torvald Riegel  <triegel@redhat.com>
 891             Richard Henderson  <rth@redhat.com>
 892
 893         * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
 894         conditional on existance of a fast atomic load.
 895         * optabs-query.c (can_atomic_load_p): New function.
 896         * optabs-query.h (can_atomic_load_p): Declare it.
 897         * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
 898         no fast atomic load is available for the particular size of access.
 899         (expand_atomic_compare_and_swap): Likewise.
 900         (expand_atomic_load): Likewise.
 901         (expand_atomic_store): Likewise.
 902         (expand_atomic_fetch_op): Likewise.
 903         * testsuite/lib/target-supports.exp
 904         (check_effective_target_sync_int_128): Remove x86 because it provides
 905         no fast atomic load.
 906         (check_effective_target_sync_int_128_runtime): Likewise.
 907
 908 2017-02-01  Richard Biener  <rguenther@suse.de>
 909
 910         * graphite.c: Include tree-vectorizer.h for find_loop_location.
 911         (graphite_transform_loops): Provide opt-info for optimized nests.
 912         * tree-parloop.c (parallelize_loops): Provide opt-info for
 913         parallelized loops.
 914
 915 2017-02-01  Richard Biener  <rguenther@suse.de>
 916
 917         PR middle-end/79315
 918         * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
 919         was not set before.
 920
 921 2017-02-01  Richard Biener  <rguenther@suse.de>
 922
 923         PR tree-optimization/71824
 924         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
 925         Verify the loops are valid in the merged SESE region.
 926         (scop_detection::can_represent_loop_1): Check analyzing the
 927         evolution of the number of iterations in the region succeeds.
 928
 929 2017-01-31  Ian Lance Taylor  <iant@golang.org>
 930
 931         * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
 932         REG_ARGS_SIZE note to 32-bit push insns and call insn.
 933
 934 2017-01-31  David Malcolm  <dmalcolm@redhat.com>
 935
 936         PR preprocessor/79210
 937         * input.c (get_substring_ranges_for_loc): Replace line_width
 938         assertion with error-handling.
 939
 940 2017-01-31  Richard Biener  <rguenther@suse.de>
 941
 942         PR tree-optimization/77318
 943         * graphite-sese-to-poly.c (extract_affine): Fix assert.
 944         (create_pw_aff_from_tree): Take loop parameter.
 945         (add_condition_to_pbb): Pass loop of the condition to
 946         create_pw_aff_from_tree.
 947
 948 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
 949
 950         * config/s390/s390.c (s390_asan_shadow_offset): New function.
 951         (TARGET_ASAN_SHADOW_OFFSET): Redefine.
 952
 953 2017-01-31  Michael Meissner  <meissner@linux.vnet.ibm.com>
 954
 955         PR target/78597
 956         PR target/79038
 957         * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
 958         no longer used.
 959         (convert_int_to_float128): Likewise.
 960         * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
 961         (convert_int_to_float128): Likewise.
 962         * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
 963         (UNSPEC_IEEE128_CONVERT): Likewise.
 964         (floatsi<mode>2, FLOAT128 iterator): Bypass calling
 965         rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
 966         Use local variables for IBM extended format.
 967         (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
 968         (fix_trunc<mode>si2_fprs): Likewise.
 969         (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
 970         (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
 971         (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
 972         to know that we can now have integers of all sizes in vector
 973         registers.
 974         (fix<uns>_<mode>di2_hw): Likewise.
 975         (float<uns>_<mode>si2_hw): Likewise.
 976         (fix_<mode>si2_hw): Likewise.
 977         (fixuns_<mode>si2_hw): Likewise.
 978         (float<uns>_<mode>di2_hw): Likewise.
 979         (float_<mode>di2_hw): Likewise.
 980         (float_<mode>si2_hw): Likewise.
 981         (floatuns_<mode>di2_hw): Likewise.
 982         (floatuns_<mode>si2_hw): Likewise.
 983         (xscvqp<su>wz_<mode>): Delete, no longer used.
 984         (xscvqp<su>dz_<mode>): Likewise.
 985         (xscv<su>dqp_<mode>): Likewise.
 986         (ieee128_mfvsrd_64bit): Likewise.
 987         (ieee128_mfvsrd_32bit): Likewise.
 988         (ieee128_mfvsrwz): Likewise.
 989         (ieee128_mtvsrw): Likewise.
 990         (ieee128_mtvsrd_64bit): Likewise.
 991         (ieee128_mtvsrd_32bit): Likewise.
 992
 993 2017-01-31  Martin Liska  <mliska@suse.cz>
 994
 995         PR ipa/79285
 996         * ipa-prop.c (ipa_free_all_node_params): Call release method
 997         instead of ~sumbol_summary to not to trigger double times
 998         dtor of hash_map.
 999
1000 2017-01-31  Aldy Hernandez  <aldyh@redhat.com>
1001
1002         PR tree-optimization/71691
1003         * bitmap.h (class auto_bitmap): New.
1004         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
1005         is_maybe_undefined instead of ssa_undefined_value_p.
1006
1007 2017-01-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1008
1009         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
1010         __S390_ARCH_LEVEL__ to __ARCH__.
1011
1012 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
1013
1014         PR tree-optimization/79267
1015         * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
1016         if should_remove_lhs_p is true.
1017
1018 2017-01-30  Alexandre Oliva <aoliva@redhat.com>
1019
1020         PR debug/63238
1021         * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
1022         (add_alignment_attribute): New.
1023         (base_type_die): Add alignment attribute.
1024         (subrange_type_die): Likewise.
1025         (modified_type_die): Likewise.
1026         (gen_array_type_die): Likewise.
1027         (gen_descr_array_type_die: Likewise.
1028         (gen_enumeration_type_die): Likewise.
1029         (gen_subprogram_die): Likewise.
1030         (gen_variable_die): Likewise.
1031         (gen_field_die): Likewise.
1032         (gen_ptr_to_mbr_type_die): Likewise.
1033         (gen_struct_or_union_type_die): Likewise.
1034         (gen_subroutine_type_die): Likewise.
1035         (gen_typedef_die): Likewise.
1036         (base_type_cmp): Compare alignment attribute.
1037
1038 2017-01-30  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
1039
1040         PR target/79170
1041         * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
1042         (setb_unsigned) New pattern for setb with CCUNS.
1043         * config/rs6000/rs6000.c (expand_block_compare): Use a different
1044         subfc./subfe sequence to avoid overflow problems.  Generate a
1045         shorter sequence with cmpld/setb for power9.
1046         * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
1047         for generating subfc. instruction.
1048         (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
1049         now uses this instruction.
1050
1051 2017-01-30  Ian Lance Taylor  <iant@google.com>
1052
1053         PR debug/79289
1054         * dwarf2out.c (gen_type_die_with_usage): When picking a variant
1055         for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
1056
1057 2017-01-30  Martin Sebor  <msebor@redhat.com>
1058
1059         * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
1060         Move constant to the right of a relational operator.
1061         (get_mpfr_format_length, format_character, format_string): Ditto.
1062         (should_warn_p, maybe_warn): Same.
1063
1064         * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
1065
1066 2017-01-30  Maxim Ostapenko  <m.ostapenko@samsung.com>
1067
1068         PR lto/79061
1069         * asan.c (get_translation_unit_decl): Remove function.
1070         (asan_add_global): Force has_dynamic_init to zero in LTO mode.
1071
1072 2017-01-30  Martin Liska  <mliska@suse.cz>
1073
1074         PR gcov-profile/79259
1075         * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
1076         -fprofile-generate.
1077
1078 2017-01-30  Martin Liska  <mliska@suse.cz>
1079
1080         PR bootstrap/78985
1081         * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
1082         Initialize variables with NULL value.
1083
1084 2017-01-30  Richard Earnshaw  <rearnsh@arm.com>
1085
1086         PR target/79260
1087         * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
1088         tm_p_file.
1089         * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
1090
1091 2017-01-30  Richard Biener  <rguenther@suse.de>
1092
1093         PR tree-optimization/79276
1094         * tree-vrp.c (process_assert_insertions): Properly adjust common
1095         when removing a duplicate.
1096
1097         * gcc.dg/torture/pr79276.c: New testcase.
1098
1099 2017-01-30  Richard Biener  <rguenther@suse.de>
1100
1101         PR tree-optimization/79256
1102         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
1103         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
1104         alignment on TYPE.
1105         * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
1106
1107 2017-01-30  Dominik Vogt  <vogt@linux.vnet.ibm.com>
1108
1109         PR target/79240
1110         * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
1111         ("*r<noxa>sbg_<mode>_sll_bitmask")
1112         ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1113         ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
1114         Use contiguous_bitmask_nowrap_operand.
1115
1116 2017-01-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1117
1118         PR target/79268
1119         * config/rs6000/altivec.h (vec_xl): Revise #define.
1120         (vec_xst): Likewise.
1121
1122 2017-01-27  Uros Bizjak  <ubizjak@gmail.com>
1123
1124         * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
1125
1126 2017-01-27  Bernd Schmidt  <bschmidt@redhat.com>
1127
1128         PR rtl-optimization/79194
1129         * cprop.c (one_cprop_pass): Move deletion of code after unconditional
1130         traps before call to bypass_conditional_jumps.
1131
1132 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
1133
1134         PR tree-optimization/71374
1135         * lra-constraints.c (check_conflict_input_operands): New.
1136         (match_reload): Use it.
1137
1138 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
1139
1140         PR target/79131
1141         * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
1142         account to calculate conflict_set.
1143
1144 2017-01-27  Bin Cheng  <bin.cheng@arm.com>
1145
1146         PR rtl-optimization/78559
1147         * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
1148         other_insn in combine.
1149
1150 2017-01-27  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>
1151
1152         * builtin-types.def: Use unsigned_char_type_node for BT_UINT8.  Use
1153         uint16_type_node for BT_UINT16.
1154
1155 2017-01-27  David Malcolm  <dmalcolm@redhat.com>
1156
1157         * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
1158         "RTL Tests" to menu.
1159         (GIMPLE Tests): New node.
1160         (RTL Tests): New node.
1161
1162 2017-01-27  Richard Biener  <rguenther@suse.de>
1163
1164         PR tree-optimization/79245
1165         * tree-loop-distribution.c (distribute_loop): Apply cost
1166         modeling also to detected patterns.
1167
1168 2017-01-27  Richard Biener  <rguenther@suse.de>
1169
1170         PR tree-optimization/71433
1171         * tree-vrp.c (register_new_assert_for): Revert earlier changes.
1172         (compare_assert_loc): New function.
1173         (process_assert_insertions): Sort and optimize assert locations
1174         to remove duplicates and push down identical assertions on
1175         edges to their destination block.
1176
1177 2017-01-27  Richard Biener  <rguenther@suse.de>
1178
1179         PR tree-optimization/79244
1180         * tree-vrp.c (remove_range_assertions): Forcefully propagate
1181         out SSA names even if abnormal.
1182
1183 2017-01-27  Jakub Jelinek  <jakub@redhat.com>
1184
1185         * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
1186         * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
1187         instead of MPFR_RNDN.
1188
1189 2017-01-27  Richard Earnshaw  <rearnsha@arm.com>
1190
1191         PR target/79239
1192         * arm.c (arm_option_override): Don't call build_target_option_node
1193         until after doing all option overrides.
1194         (arm_valid_target_attribute_tree): Likewise.
1195
1196 2017-01-27  Martin Liska  <mliska@suse.cz>
1197
1198         * doc/invoke.texi (-fprofile-arcs): Document profiling support
1199         for {cd}tors and C++ {cd}tors.
1200
1201 2017-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>
1202
1203         * config/s390/s390.md ("*setmem_long_and")
1204         ("*setmem_long_and_31z"): Use zero_extend instead of and.
1205
1206 2017-01-26  Martin Sebor  <msebor@redhat.com>
1207
1208         * gimple-ssa-sprintf.c (format_floating): Simplify the computation
1209         of precision.
1210
1211 2017-01-26  Martin Sebor  <msebor@redhat.com>
1212
1213         * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
1214         HAVE_DFmode before using XFmode or DFmode.
1215         (parse_directive): Avoid using the z length modifier to avoid
1216         the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
1217
1218         PR middle-end/78703
1219         * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
1220         to accept adjustment as an array.
1221         (get_int_range): New function.
1222         (struct directive): Make width and prec arrays.
1223         (directive::set_width, directive::set_precision): Call get_int_range.
1224         (format_integer, format_floating): Handle width and precision ranges.
1225         (format_string, parse_directive): Same.
1226
1227 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
1228
1229         PR debug/79129
1230         * dwarf2out.c (generate_skeleton_bottom_up): For children with
1231         comdat_type_p set, just clone them, but keep the children in the
1232         original DIE.
1233
1234         PR debug/78835
1235         * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
1236         which have direct callers with -fvar-tracking-assignments enabled
1237         in the current TU.
1238         (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
1239         inside of type units.
1240
1241 2017-01-26  Martin Sebor  <msebor@redhat.com>
1242
1243         PR middle-end/78703
1244         * gimple-ssa-sprintf.c (struct result_range): Add likely and
1245         unlikely counters.
1246         (struct format_result): Replace number_chars, number_chars_min,
1247         and number_chars_max with a single member of struct result_range.
1248         Remove bounded.
1249         (format_result::operator+=): Adjust.
1250         (struct fmtresult): Remove bounded.  Handle likely and unlikely
1251         counters.
1252         (fmtresult::adjust_for_width_or_precision): New function.
1253         (fmtresult:type_max_digits): New function.
1254         (bytes_remaining): Handle likely and unlikely counters.
1255         (min_bytes_remaining): Remove.
1256         (format_percent): Simplify.
1257         (format_integer, format_floating): Set likely and unlikely counters.
1258         (get_string_length, format_character, format_string): Same.
1259         (format_plain, should_warn_p): New function.
1260         (maybe_warn): Call should_warn_p.  Update diagnostic messages
1261         and handle those for all directives, including plain strings.
1262         (format_directive): Handle likely and unlikely counters.
1263         Remove unnecessary quoting from diagnostics.  Add an informational
1264         note.
1265         (add_bytes): Remove.
1266         (pass_sprintf_length::compute_format_length): Simplify.
1267         (try_substitute_return_value): Handle likely and unlikely counters.
1268
1269 2017-01-26  Carl Love  <cel@us.ibm.com>
1270
1271         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
1272         bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
1273
1274 2017-01-26  Vladimir Makarov  <vmakarov@redhat.com>
1275
1276         PR target/79131
1277         * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
1278         endianess for subregs into account.
1279         * lra-constraints.c (lra_constraints): Do risky transformations
1280         always on the first iteration.
1281         * lra-lives.c (check_pseudos_live_through_calls): Add arg
1282         last_call_used_reg_set.
1283         (process_bb_lives): Define and use last_call_used_reg_set.
1284         * lra.c (lra): Always continue after lra_constraints on the first
1285         iteration.
1286
1287 2017-01-26  Kirill Yukhin  <kirill.yukhin@gmail.com>
1288
1289         * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
1290         constant.
1291         * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
1292
1293 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
1294
1295         * config/i386/avx512fintrin.h (_ktest_mask16_u8,
1296         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
1297         * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
1298         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
1299         * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
1300         __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
1301         OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
1302         * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
1303         (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
1304
1305 2017-01-26  Marek Polacek  <polacek@redhat.com>
1306
1307         PR c/79199
1308         * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
1309         for the third operand.
1310
1311 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
1312
1313         PR middle-end/79236
1314         * omp-low.c (struct omp_context): Add simt_stmt field.
1315         (scan_omp_for): Return omp_context *.
1316         (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
1317         context to the _simt_ SIMD stmt.
1318         (lower_omp_for): For combined SIMD with sibling _simt_
1319         SIMD, make sure to use the same decls in _looptemp_
1320         clauses as in the sibling.
1321
1322 2017-01-26  David Sherwood  <david.sherwood@arm.com>
1323
1324         PR middle-end/79212
1325         * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
1326         all contexts.
1327
1328 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
1329
1330         PR target/70465
1331         * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
1332         emit fld b; fld a; if possible.
1333
1334         * brig-builtins.def: Update copyright years.
1335         * config/arm/arm_acle_builtins.def: Update copyright years.
1336
1337 2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
1338
1339         PR target/79179
1340         * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
1341         constraint instead of o for the stxsd instruction.
1342
1343 2017-01-25  Carl Love  <cel@us.ibm.com>
1344
1345         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
1346         of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
1347
1348 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
1349
1350         * doc/invoke.texi (C++ Dialect Options): Fix typo.
1351
1352 2017-01-25  Richard Biener  <rguenther@suse.de>
1353
1354         PR tree-optimization/69264
1355         * target.def (vector_alignment_reachable): Improve documentation.
1356         * doc/tm.texi: Regenerate.
1357         * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
1358         and add a comment.
1359         * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
1360         earlier changes with respect to TYPE_USER_ALIGN.
1361         (vector_alignment_reachable_p): Likewise.  Improve dumping.
1362
1363 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1364
1365         PR target/79145
1366         * config/arm/arm.md (xordi3): Force constant operand into a register
1367         for TARGET_IWMMXT.
1368
1369 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1370
1371         * doc/invoke.texi (-fstore-merging): Correct default optimization
1372         levels at which it is enabled.
1373         (-O): Move -fstore-merging from list to...
1374         (-O2): ... Here.
1375
1376 2017-01-25  Richard Biener  <rguenther@suse.de>
1377
1378         PR debug/78363
1379         * omp-expand.c: Include debug.h.
1380         (expand_omp_taskreg): Make sure to generate early debug before
1381         outlining anything from a function.
1382         (expand_omp_target): Likewise.
1383         (grid_expand_target_grid_body): Likewise.
1384
1385 2017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>
1386
1387         PR lto/79061
1388         * asan.c (get_translation_unit_decl): New function.
1389         (asan_add_global): Extract modules file name from globals
1390         TRANSLATION_UNIT_DECL name.
1391
1392 2017-01-24  Eric Botcazou  <ebotcazou@adacore.com>
1393
1394         PR target/77439
1395         * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
1396         for long calls with APCS frame and VFP.
1397
1398 2017-01-24  David Malcolm  <dmalcolm@redhat.com>
1399
1400         * cfg.c (original_copy_tables_initialized_p): New function.
1401         * cfg.h (original_copy_tables_initialized_p): New decl.
1402         * cfgrtl.c (relink_block_chain): Guard the call to
1403         free_original_copy_tables with a call to
1404         original_copy_tables_initialized_p.
1405         * cgraph.h (symtab_node::native_rtl_p): New decl.
1406         * cgraphunit.c (symtab_node::native_rtl_p): New function.
1407         (symtab_node::needed_p): Don't assert for early assembly output
1408         for __RTL functions.
1409         (cgraph_node::finalize_function): Set "force_output" for __RTL
1410         functions.
1411         (cgraph_node::analyze): Bail out early for __RTL functions.
1412         (analyze_functions): Update assertion to support __RTL functions.
1413         (cgraph_node::expand): Bail out early for __RTL functions.
1414         * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
1415         __RTL functions.
1416         * function.h (struct function): Update comment for field
1417         "pass_startwith".
1418         * gimple-expr.c: Include "tree-pass.h".
1419         (gimple_has_body_p): Return false for __RTL functions.
1420         * Makefile.in (OBJS): Add run-rtl-passes.o.
1421         * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
1422         accessor.
1423         (gcc::pass_manager::get_clean_slate): New accessor.
1424         * passes.c: Include "insn-addr.h".
1425         (should_skip_pass_p): Add logging.  Update logic for running
1426         "expand" to be compatible with both __GIMPLE and __RTL.  Guard
1427         property-provider override so it is only done for gimple passes.
1428         Don't skip dfinit.
1429         (skip_pass): New function.
1430         (execute_one_pass): Call skip_pass when skipping passes.
1431         * read-md.c (md_reader::read_char): Support filtering
1432         the input to a subset of line numbers.
1433         (md_reader::md_reader): Initialize fields
1434         m_first_line and m_last_line.
1435         (md_reader::read_file_fragment): New function.
1436         * read-md.h (md_reader::read_file_fragment): New decl.
1437         (md_reader::m_first_line): New field.
1438         (md_reader::m_last_line): New field.
1439         * read-rtl-function.c (function_reader::create_function): Only
1440         create cfun if it doesn't already exist.  Set PROP_rtl on cfun's
1441         curr_properties.  Set DECL_INITIAL to a dummy block.
1442         (read_rtl_function_body_from_file_range): New function.
1443         * read-rtl-function.h (read_rtl_function_body_from_file_range):
1444         New decl.
1445         * run-rtl-passes.c: New file.
1446         * run-rtl-passes.h: New file.
1447
1448 2017-01-24 Jeff Law  <law@redhat.com>
1449
1450         * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
1451         buffer size.
1452
1453 2017-01-24  Bin Cheng  <bin.cheng@arm.com>
1454
1455         PR tree-optimization/79159
1456         * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
1457         (record_nonwrapping_iv): Improve boundary using above function if no
1458         value range information.
1459
1460 2017-01-24  Pekka Jääskeläinen  <pekka@parmance.com>
1461             Martin Jambor  <mjambor@suse.cz>
1462
1463         * brig-builtins.def: New file.
1464         * builtins.def (DEF_HSAIL_BUILTIN): New macro.
1465         (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
1466         (DEF_HSAIL_SAT_BUILTIN): Likewise.
1467         (DEF_HSAIL_INTR_BUILTIN): Likewise.
1468         (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
1469         * builtin-types.def (BT_INT8): New.
1470         (BT_INT16): Likewise.
1471         (BT_UINT8): Likewise.
1472         (BT_UINT16): Likewise.
1473         (BT_FN_ULONG): Likewise.
1474         (BT_FN_UINT_INT): Likewise.
1475         (BT_FN_UINT_ULONG): Likewise.
1476         (BT_FN_UINT_LONG): Likewise.
1477         (BT_FN_UINT_PTR): Likewise.
1478         (BT_FN_ULONG_PTR): Likewise.
1479         (BT_FN_INT8_FLOAT): Likewise.
1480         (BT_FN_INT16_FLOAT): Likewise.
1481         (BT_FN_UINT32_FLOAT): Likewise.
1482         (BT_FN_UINT16_FLOAT): Likewise.
1483         (BT_FN_UINT8_FLOAT): Likewise.
1484         (BT_FN_UINT64_FLOAT): Likewise.
1485         (BT_FN_UINT16_UINT32): Likewise.
1486         (BT_FN_UINT32_UINT16): Likewise.
1487         (BT_FN_UINT16_UINT16_UINT16): Likewise.
1488         (BT_FN_INT_PTR_INT): Likewise.
1489         (BT_FN_UINT_PTR_UINT): Likewise.
1490         (BT_FN_LONG_PTR_LONG): Likewise.
1491         (BT_FN_ULONG_PTR_ULONG): Likewise.
1492         (BT_FN_VOID_UINT64_UINT64): Likewise.
1493         (BT_FN_UINT8_UINT8_UINT8): Likewise.
1494         (BT_FN_INT8_INT8_INT8): Likewise.
1495         (BT_FN_INT16_INT16_INT16): Likewise.
1496         (BT_FN_INT_INT_INT): Likewise.
1497         (BT_FN_UINT_FLOAT_UINT): Likewise.
1498         (BT_FN_FLOAT_UINT_UINT): Likewise.
1499         (BT_FN_ULONG_UINT_UINT): Likewise.
1500         (BT_FN_ULONG_UINT_PTR): Likewise.
1501         (BT_FN_ULONG_ULONG_ULONG): Likewise.
1502         (BT_FN_UINT_UINT_UINT): Likewise.
1503         (BT_FN_VOID_UINT_PTR): Likewise.
1504         (BT_FN_UINT_UINT_PTR: Likewise.
1505         (BT_FN_UINT32_UINT64_PTR): Likewise.
1506         (BT_FN_INT_INT_UINT_UINT): Likewise.
1507         (BT_FN_UINT_UINT_UINT_UINT): Likewise.
1508         (BT_FN_UINT_UINT_UINT_PTR): Likewise.
1509         (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
1510         (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
1511         (BT_FN_LONG_LONG_UINT_UINT): Likewise.
1512         (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
1513         (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
1514         (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
1515         (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
1516         (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
1517         (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
1518         * doc/frontends.texi: List BRIG FE.
1519         * doc/install.texi (Testing): Add BRIG tesring requirements.
1520         * doc/invoke.texi (Overall Options): Mention BRIG.
1521         * doc/standards.texi (Standards): Doucment BRIG HSA version.
1522
1523 2017-01-24  Richard Biener  <rguenther@suse.de>
1524
1525         PR translation/79208
1526         * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
1527
1528 2017-01-24  Martin Jambor  <mjambor@suse.cz>
1529
1530         PR bootstrap/79198
1531         * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
1532         * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
1533         and known_contexts.
1534
1535 2017-01-24  Aldy Hernandez  <aldyh@redhat.com>
1536
1537         PR middle-end/79123
1538         * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
1539         casts from signed to unsigned really don't have a range.
1540
1541 2017-01-24  Markus Trippelsdorf  <markus@trippelsdorf.de>
1542
1543         * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
1544         GMP_RNDx for compatiblity.
1545
1546 2017-01-24  Martin Liska  <mliska@suse.cz>
1547
1548         PR bootstrap/79132
1549         * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
1550         that would prevent us to call alloca with -1 as argument.
1551
1552 2017-01-24  Jakub Jelinek  <jakub@redhat.com>
1553
1554         * dwarf2out.c (output_compilation_unit_header, output_file_names):
1555         Avoid -Wformat-security warning.
1556
1557 2017-01-23  Andrew Pinski  <apinski@cavium.com>
1558
1559         * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
1560         cost table.
1561
1562 2017-01-23  Martin Sebor  <msebor@redhat.com>
1563
1564         PR middle-end/78703
1565         * gimple-ssa-sprintf.c (warn_level): New global.
1566         (format_integer): Use it here and throughout the rest of the file.
1567         Use the same switch to compute sign as base.
1568         (maybe_warn): New function.
1569         (format_directive): Factor out warnings into maybe_warn.
1570         Add debugging output.  Use warn_level.
1571         (add_bytes): Use warn_level.
1572         (pass_sprintf_length::compute_format_length): Add debugging output.
1573         (try_substitute_return_value): Same.
1574         (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
1575
1576         PR middle-end/78703
1577         * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
1578         (struct fmtresult, format_integer, format_floating): Adjust.
1579         (fmtresult::fmtresult): Set max correctly in two argument ctor.
1580         (get_string_length, format_string,format_directive): Same.
1581         (pass_sprintf_length::compute_format_length): Same.
1582         (try_substitute_return_value): Simplify slightly.
1583
1584         PR middle-end/78703
1585         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
1586         (fmtresult::operator+=): Outlined.
1587         (struct fmtresult): Add ctors.
1588         (struct conversion_spec): Rename...
1589         (struct directive): ...to this.  Add and remove data members.
1590         (directive::set_width, directive::set_precision): New functions.
1591         (format_percent): Use fmtresult ctor.
1592         (get_width_and_precision): Remove.
1593         (format_integer): Make naming changes.  Avoid computing width and
1594         precision.
1595         (format_floating): Same.  Adjust indentation.
1596         (format_character, format_none): New functions.
1597         (format_string): Moved character handling to format_character.
1598         (format_directive): Remove arguments, change return type.
1599         (parse_directive): New function.
1600         (pass_sprintf_length::compute_format_length): Move directive
1601         parsing to parse_directive.
1602
1603 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
1604
1605         * tree.h (assign_assembler_name_if_neeeded): Rename to ...
1606         (assign_assembler_name_if_needed): ... this.
1607         * tree.c (assign_assembler_name_if_neeeded): Rename to ...
1608         (assign_assembler_name_if_needed): ... this.
1609         (free_lang_data_in_cgraph): Adjust callers.
1610         * cgraphunit.c (cgraph_node::analyze): Likewise.
1611         * omp-expand.c (expand_omp_taskreg, expand_omp_target):
1612         Likewise.
1613
1614 2017-01-23  Richard Biener  <rguenther@suse.de>
1615
1616         PR tree-optimization/79088
1617         PR tree-optimization/79188
1618         * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
1619         resetting loop bounds after last path deletion.  Reset loop
1620         bounds of the target loop, make code match the comments.
1621         * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
1622         Make sure loops need no fixups.
1623
1624 2017-01-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>
1625
1626         * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
1627         exponent support with double type for first argument.
1628         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
1629         type returned by __builtin_vec_extract_sig,
1630         __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
1631         functions from "vector int" to "vector unsigned int" or from
1632         "vector long long int" to "vector unsigned long long int".
1633         Changed type returned by __builtin_vec_extract_exp,
1634         __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
1635         functions from "vector int" to "vector unsigned int" or from
1636         "vector long long int" to "vector unsigned long long int".
1637         Changed return type of __builtin_vec_test_data_class,
1638         __builtin_vec_test_data_class_sp, and
1639         __builtin_vec_test_data_class_dp from "vector int" to
1640         "vector bool int" or from "vector long long int" to "vector bool
1641         long long int" and changed second argument type from "unsigned
1642         int" to "int".  Added new overloaded function forms "vector float
1643         __builtin_vec_insert_exp (vector float, vector unsigned int)" and
1644         "vector float __builtin_vec_insert_exp_sp (vector float, vector
1645         unsigned int)" and "vector double __builtin_vec_insert_exp (vector
1646         double, vector unsigned long long int)" and "vector double
1647         __builtin_vec_insert_exp_dp (vector double, vector unsigned long
1648         long int)".  Changed return type of
1649         __builtin_scalar_test_data_class and
1650         __builtin_scalar_test_data_class_sp and
1651         __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
1652         int" and changed second argument from "unsigned int" to "int".
1653         Changed type returned by __builtin_scalar_test_neg,
1654         __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
1655         from "int" to "bool int".  Added new overloaded function form
1656         "double __builtin_scalar_insert_exp (double, unsigned long long int)".
1657         * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
1658         exponent double-precision with floating point first argument.
1659         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
1660         documentation of scalar_test_data_class, scalar_test_neg,
1661         scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
1662         vector_extract_exp, vec_extract_sig, vec_insert_exp, and
1663         vec_test_data_class built-in functions to reflect refinements in
1664         their type signatures.
1665
1666 2017-01-23  Andreas Tobler  <andreast@gcc.gnu.org>
1667
1668         * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
1669         size of buf.
1670         (aarch64_elf_asm_destructor): Likewise.
1671
1672 2017-01-23  Bernd Schmidt  <bschmidt@redhat.com>
1673
1674         PR rtl-optimization/78634
1675         * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
1676         (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
1677         * ifcvt.c (noce_try_cmove): Add missing cost check.
1678
1679         PR rtl-optimization/71724
1680         * combine.c (if_then_else_cond): Look for situations where it is
1681         beneficial to undo the work of one of the recursive calls.
1682
1683 2017-01-23  Bin Cheng  <bin.cheng@arm.com>
1684
1685         PR tree-optimization/70754
1686         * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
1687         (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE.  Insert
1688         combined stmt before it if not NULL.
1689         (combine_chains): Process refs reversely and compute dominance point
1690         for root ref.
1691
1692 2017-01-23  Martin Liska  <mliska@suse.cz>
1693
1694         PR tree-optimization/79196
1695         * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
1696         (fold_strstr_to_strncmp): ... this.  Fold the pattern to strncmp
1697         instead of memcmp.
1698         (strlen_optimize_stmt): Call the renamed function.
1699
1700 2017-01-23  Michael Matz  <matz@suse.de>
1701
1702         PR tree-optimization/78384
1703         * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
1704
1705 2017-01-23  Richard Biener  <rguenther@suse.de>
1706
1707         PR tree-optimization/79186
1708         * tree-vrp.c (register_new_assert_for): Make sure we've seen
1709         both incoming edges before moving an assert.
1710
1711 2017-01-23  Martin Jambor  <mjambor@suse.cz>
1712
1713         * ipa-prop.c (load_from_param_1): Removed.
1714         (load_from_unmodified_param): Bits from load_from_param_1 put back
1715         here.
1716         (load_from_param): Removed.
1717         (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
1718         with stmt.  Reverted back to use of load_from_unmodified_param.
1719
1720 2017-01-23  Martin Jambor  <mjambor@suse.cz>
1721
1722         PR ipa/79108
1723         * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
1724         (ipa_node_params): Annotate with GTY((for_user)).  Make descriptors
1725         field a pointer to garbage collected vector, mark lattices and
1726         ipcp_orig_node with GTY((skip)).
1727         (ipa_get_param_count): Adjust to descriptors being a pointer.
1728         (ipa_get_param): Likewise.
1729         (ipa_get_type): Likewise.
1730         (ipa_get_param_move_cost): Likewise.
1731         (ipa_set_param_used): Likewise.
1732         (ipa_get_controlled_uses): Likewise.
1733         (ipa_set_controlled_uses): Likewise.
1734         (ipa_is_param_used): Likewise.
1735         (ipa_node_params_t): Move into garbage collector.  New methods insert
1736         and remove.
1737         (ipa_node_params_sum): Annotate wth GTY(()).
1738         (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
1739         garbage collected.
1740         (ipa_load_from_parm_agg): Adjust declaration.
1741         * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
1742         * ipa-profile.c (ipa_profile): Likewise.
1743         * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
1744         (ipa_populate_param_decls): Make descriptors parameter garbage
1745         collected.
1746         (ipa_dump_param): Adjust to descriptors being a pointer.
1747         (ipa_alloc_node_params): Likewise.
1748         (ipa_initialize_node_params): Likewise.
1749         (load_from_param_1): Make descriptors parameter garbage collected.
1750         (load_from_unmodified_param): Likewise.
1751         (load_from_param): Likewise.
1752         (ipa_load_from_parm_agg): Likewise.
1753         (ipa_node_params::~ipa_node_params): Removed.
1754         (ipa_free_all_node_params): Remove call to delete operator.
1755         (ipa_node_params_t::insert): New.
1756         (ipa_node_params_t::remove): Likewise.
1757         (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
1758         copy known_csts and known_contexts vectors.
1759         (ipa_read_node_info): Adjust to descriptors being a pointer.
1760         (ipcp_modif_dom_walker): Make m_descriptors field garbage
1761         collected.
1762         (ipcp_transform_function): Make descriptors variable garbage
1763         collected.
1764
1765 2017-01-23  Andrew Senkevich  <andrew.senkevich@intel.com>
1766
1767         * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
1768         * config/i386/avx512dqintrin.h: Ditto.
1769         * config/i386/avx512fintrin.h: Ditto.
1770         * gcc/config/i386/i386.c: Handle new builtins.
1771         * config/i386/i386-builtin.def: Add new builtins.
1772         * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
1773         (UNSPEC_KORTEST, UNSPEC_KTEST): New.
1774
1775 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
1776             Martin Liska  <mliska@suse.cz>
1777
1778         * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
1779         * asan.c (asan_expand_poison_ifn): Support stores and use
1780         appropriate ASAN report function.
1781         * internal-fn.c (expand_ASAN_POISON_USE): New function.
1782         * internal-fn.def (ASAN_POISON_USE): Declare.
1783         * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
1784         (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
1785         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
1786         ASAN_POISON calls w/o LHS.
1787         * tree-ssa.c (execute_update_addresses_taken): Create clobber
1788         for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
1789         from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
1790         * gimplify.c (asan_poison_variables): Add attribute
1791         use_after_scope_memory to variables that really needs to live
1792         in memory.
1793         * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
1794         having the attribute.
1795
1796 2017-01-23  Martin Liska  <mliska@suse.cz>
1797
1798         * asan.c (create_asan_shadow_var): New function.
1799         (asan_expand_poison_ifn): Likewise.
1800         * asan.h (asan_expand_poison_ifn): New declaration.
1801         * internal-fn.c (expand_ASAN_POISON): Likewise.
1802         * internal-fn.def (ASAN_POISON): New builtin.
1803         * sanopt.c (pass_sanopt::execute): Expand
1804         asan_expand_poison_ifn.
1805         * tree-inline.c (copy_decl_for_dup_finish): Make function
1806         external.
1807         * tree-inline.h (copy_decl_for_dup_finish): Likewise.
1808         * tree-ssa.c (is_asan_mark_p): New function.
1809         (execute_update_addresses_taken): Rewrite local variables
1810         (identified just by use-after-scope as addressable) into SSA.
1811
1812 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
1813
1814         * doc/install.texi (Specific): opensource.apple.com uses https
1815         now. Remove trailing slash.
1816
1817 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
1818
1819         * README.Portability: Remove note on an Irix compatibility issue.
1820
1821 2017-01-22  Dimitry Andric <dim@FreeBSD.org>
1822
1823         * gcov.c (INCLUDE_ALGORITHM): Define.
1824         (INCLUDE_VECTOR): Define.
1825         No longer include <vector> and <algorithm> directly.
1826
1827 2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>
1828
1829         * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
1830         to https.
1831         * doc/invoke.texi (Code Gen Options): Ditto.
1832
1833 2017-01-21  Jan Hubicka  <hubicka@ucw.cz>
1834
1835         PR lto/78407
1836         * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
1837
1838 2017-01-21  Bernd Schmidt  <bschmidt@redhat.com>
1839
1840         rtl-optimization/79125
1841         * cprop.c (local_cprop_pass): Handle cases where we make an
1842         unconditional trap.
1843
1844 2017-01-20  Segher Boessenkool  <segher@kernel.crashing.org>
1845
1846         PR target/61729
1847         PR target/77850
1848         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
1849         read from, for big endian.
1850
1851 2017-01-20  Jiong Wang  <jiong.wang@arm.com>
1852
1853         * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
1854         register pauth builtins for LP64 only.
1855
1856 2017-01-20  Marek Polacek  <polacek@redhat.com>
1857
1858         PR c/79152
1859         * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
1860         non-case labels.
1861
1862 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
1863
1864         * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
1865         of safelen status.
1866         * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
1867         * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
1868         * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
1869
1870 2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1871
1872         PR target/71270
1873         * config/arm/arm.c (neon_valid_immediate): Reject vector constants
1874         in big-endian mode when they are not a single duplicated value.
1875
1876 2017-01-20  Richard Biener  <rguenther@suse.de>
1877
1878         * BASE-VER: Bump to 7.0.1.
1879
1880 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
1881
1882         * omp-low.c (omplow_simd_context): New struct.  Use it...
1883         (lower_rec_simd_input_clauses): ...here and...
1884         (lower_rec_input_clauses): ...here to hold common data.  Adjust all
1885         references to idx, lane, max_vf, is_simt.
1886
1887 2017-01-20  Graham Markall  <graham.markall@embecosm.com>
1888
1889         * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
1890         mcpu=nps400.
1891
1892 2017-01-20  Martin Jambor  <mjambor@suse.cz>
1893
1894         * hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
1895         * hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
1896         gt-hsa-common.h.
1897         * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
1898         (GTFILES): Rename hsa.c to hsa-common.c.
1899         * hsa-brig.c: Change include of hsa.h to hsa-common.h.
1900         * hsa-dump.c: Likewise.
1901         * hsa-gen.c: Likewise.
1902         * hsa-regalloc.c: Likewise.
1903         * ipa-hsa.c: Likewise.
1904         * omp-expand.c: Likewise.
1905         * omp-low.c: Likewise.
1906         * toplev.c: Likewise.
1907
1908 2017-01-20  Marek Polacek  <polacek@redhat.com>
1909
1910         PR c/64279
1911         * doc/invoke.texi: Document -Wduplicated-branches.
1912         * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
1913         COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
1914         POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
1915         STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
1916         return 0 only when not OEP_LEXICOGRAPHIC.
1917         (fold_build_cleanup_point_expr): Use the expression
1918         location when building CLEANUP_POINT_EXPR.
1919         * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
1920         * tree.c (add_expr): Handle error_mark_node.
1921
1922 2017-01-20  Martin Liska  <mliska@suse.cz>
1923
1924         PR lto/69188
1925         * tree-profile.c (init_ic_make_global_vars): Do not call
1926         finalize_decl.
1927         (gimple_init_gcov_profiler): Likewise.
1928
1929 2017-01-20  Martin Liska  <mliska@suse.cz>
1930
1931         PR ipa/71190
1932         * cgraph.h (maybe_create_reference): Remove argument and
1933         update comment.
1934         * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
1935         argument.
1936         * ipa-cp.c (create_specialized_node): Likewise.
1937         * symtab.c (symtab_node::maybe_create_reference): Handle
1938         VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
1939
1940 2017-01-20  Martin Liska  <mliska@suse.cz>
1941
1942         * read-rtl-function.c (function_reader::create_function): Use
1943         build_decl instread of build_decl_stat.
1944
1945 2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>
1946
1947         * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
1948         * config/i386/avx512dqintrin.h: Ditto.
1949         * config/i386/avx512fintrin.h: Ditto.
1950         * config/i386/i386-builtin-types.def: Add new types.
1951         * gcc/config/i386/i386.c: Handle new types.
1952         * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
1953         (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
1954         (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
1955         (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
1956         (__builtin_ia32_kshiftridi): New.
1957         * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
1958
1959 2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>
1960
1961         PR target/78875
1962         PR target/79140
1963         * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
1964         define to rs6000_init_stack_protect_guard.
1965         (rs6000_init_stack_protect_guard): New function.
1966
1967 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
1968             Yunqiang Su  <yunqiang.su@imgtec.com>
1969
1970         * config.gcc (supported_defaults): Add madd4.
1971         (with_madd4): Add validation.
1972         (all_defaults): Add madd4.
1973         * config/mips/mips.opt (mmadd4): New option.
1974         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1975         mmadd4.
1976         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
1977         __mips_no_madd4.
1978         (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
1979         (ISA_HAS_FUSED_MADD4): Likewise.
1980         * gcc/doc/invoke.texi (-mmadd4): Document the new option.
1981         * gcc/doc/install.texi (--with-madd4): Document the new option.
1982
1983 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
1984
1985         * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
1986         entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
1987         AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
1988         (aarch64_init_pauth_hint_builtins): New.
1989         (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
1990         (aarch64_expand_builtin): Expand new builtins.
1991
1992 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
1993
1994         * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
1995         * combine-stack-adj.c (no_unhandled_cfa): Handle
1996         REG_CFA_TOGGLE_RA_MANGLE.
1997         * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
1998         * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
1999         info for return address signing.
2000         (aarch64_expand_epilogue): Likewise.
2001
2002 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
2003
2004         * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
2005         * config/aarch64/aarch64-protos.h
2006         (aarch64_return_address_signing_enabled): New declaration.
2007         * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
2008         New function.
2009         (aarch64_expand_prologue): Sign return address before it's pushed onto
2010         stack.
2011         (aarch64_expand_epilogue): Authenticate return address fetched from
2012         stack.
2013         (aarch64_override_options): Sanity check for ILP32 and ISA level.
2014         (aarch64_attributes): New function attributes for "sign-return-address".
2015         * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
2016         UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
2017         ("*do_return"): Generate combined instructions according to key index.
2018         ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
2019         * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
2020         iterators.
2021         (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
2022         * config/aarch64/aarch64.opt (msign-return-address=): New.
2023         * doc/extend.texi (AArch64 Function Attributes): Documents
2024         "sign-return-address=".
2025         * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
2026
2027 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
2028
2029         * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
2030         overall option summary.
2031
2032 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
2033
2034         * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
2035         * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
2036         AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
2037         * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
2038
2039 2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
2040
2041         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
2042         -mpower9-minmax by default for -mcpu=power9.
2043         (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
2044         128-bit floating point.
2045
2046 2017-01-20  Alan Modra  <amodra@gmail.com>
2047
2048         * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
2049         optimizing for size.
2050
2051 2017-01-20  Alan Modra  <amodra@gmail.com>
2052
2053         PR target/79144
2054         * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
2055         for strcmp and strncmp from corresponding builtin decl.
2056
2057 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
2058
2059         * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
2060         instead of i386/rtems-64.h.
2061         * config/i386/rtems-64.h: Remove.
2062
2063 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
2064
2065         PR target/78478
2066         Revert:
2067         2013-11-05  Uros Bizjak  <ubizjak@gmail.com>
2068
2069         * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
2070
2071 2017-01-19  Tamar Christina  <tamar.christina@arm.com>
2072
2073         * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
2074         Change int to HOST_WIDE_INT.
2075         * config/aarch64/aarch64-protos.h
2076         (aarch64_simd_gen_const_vector_dup): Likewise.
2077         * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
2078
2079 2017-01-19  David Malcolm  <dmalcolm@redhat.com>
2080
2081         * langhooks-def.h (lhd_type_for_size): New decl.
2082         (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
2083         * langhooks.c (lhd_type_for_size): New function, taken from
2084         lto_type_for_size.
2085
2086 2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>
2087
2088         * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
2089         define_bypass for CR latency.
2090         (power9-cracked-alu): Update bypass latency and remove power9-branch.
2091         (power9-alu2): Add define_bypass for CR latency.
2092         (power9-cmp): New.
2093         (power9-mul): Update insn latency.
2094         (power9-mul-compare): Update insn latency, bypass latency and remove
2095         power9-branch.
2096
2097 2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2098
2099         * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
2100         Delete.
2101         * config/aarch64/aarch64.md
2102         (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
2103         aarch64_nopcrelative_literal_loads.
2104         (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
2105
2106 2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>
2107
2108         * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
2109         TARGET_LOONGSON_3A.
2110         (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
2111
2112 2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>
2113
2114         PR target/78176
2115         * config.gcc (supported_defaults): Add lxc1-sxc1.
2116         (with_lxc1_sxc1): Add validation.
2117         (all_defaults): Add lxc1-sxc1.
2118         * config/mips/mips.opt (mlxc1-sxc1): New option.
2119         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2120         mlxc1-sxc1.
2121         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
2122         __mips_no_lxc1_sxc1.
2123         (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
2124         * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
2125         * doc/install.texi (--with-lxc1-sxc1): Document the new option.
2126
2127 2017-01-19  Richard Biener  <rguenther@suse.de>
2128
2129         PR tree-optimization/72488
2130         * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
2131         sure to restore SSA info.
2132         * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
2133
2134 2017-01-19  Richard Earnshaw  <rearnsha@arm.com>
2135
2136         PR rtl-optimization/79121
2137         * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
2138         of the inner type when shifting an extended value.
2139
2140 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
2141
2142         PR lto/78407
2143         * symtab.c (symtab_node::equal_address_to): Fix comparing of
2144         interposable aliases.
2145
2146 2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>
2147
2148         PR target/78516
2149         * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
2150         Use the evmergelohi instruction.
2151         (mov_si<mode>_e500_subreg4_2_le): Likewise.
2152         (mov_sitf_e500_subreg8_2_be): Likewise.
2153         (mov_sitf_e500_subreg12_2_le): Likewise.
2154         (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
2155         (mov_si<mode>_e500_subreg4_2_be): Likewise.
2156         (mov_sitf_e500_subreg8_2_le): Likewise.
2157         (mov_sitf_e500_subreg12_2_be): Likewise.
2158
2159 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2160
2161         * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
2162         attribute from vecsimple to vecperm.
2163         (altivec_vbpermq2): Likewise.
2164
2165 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2166
2167         PR target/79040
2168         * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
2169
2170 2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
2171         * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
2172         * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
2173         strcmp. Fix bug where comparison didn't stop with zero byte. Fix
2174         case where N arg is SIZE_MAX.
2175         * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
2176         (cmpstrsi): Add pattern.
2177
2178 2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
2179
2180         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2181         __builtin_vec_revb builtins.
2182         * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
2183         built-in functions to support generation of the ISA 3.0 XXBR<x>
2184         vector byte reverse instructions.
2185         (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
2186         (P9V_BUILTIN_XXBRD_V2DI): Likewise.
2187         (P9V_BUILTIN_XXBRD_V2DF): Likewise.
2188         (P9V_BUILTIN_XXBGW_V4SI): Likewise.
2189         (P9V_BUILTIN_XXBGW_V4SF): Likewise.
2190         (P9V_BUILTIN_XXBGH_V8HI): Likewise.
2191         (P9V_BUILTIN_VEC_REVB): Likewise.
2192         * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
2193         generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
2194         (p9_xxbrq_v16qi): Likewise.
2195         (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
2196         (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
2197         (p9_xxbrh_v8hi): Likewise.
2198         * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
2199         * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
2200         vec_revb built-in functions.
2201
2202 2017-01-18  Uros Bizjak  <ubizjak@gmail.com>
2203
2204         PR rtl-optimization/78952
2205         * config/i386/i386.md (any_extract): New code iterator.
2206         (*insvqi_2): Use any_extract for source operand.
2207         (*insvqi_3): Use any_shiftrt for source operand.
2208
2209 2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>
2210
2211         * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
2212         New function.
2213         (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
2214
2215 2017-01-18  Matthias Klose  <doko@ubuntu.com>
2216
2217         * doc/install.texi: Allow default for --with-target-bdw-gc-include.
2218
2219 2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2220
2221         * config/rs6000/altivec.h (vec_bperm): Change #define.
2222         * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
2223         (altivec_vbpermq2): New define_insn.
2224         (altivec_vbpermd): Likewise.
2225         * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
2226         function interface.
2227         (VBPERMD): Likewise.
2228         (VBPERM): New polymorphic function interface.
2229         * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
2230         Add entries for P9V_BUILTIN_VEC_VBPERM.
2231         * doc/extend.texi: Add interfaces for vec_bperm.
2232
2233 2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2234
2235         * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
2236         first letter of error messages.
2237         (s390_resolve_overloaded_builtin): Likewise.
2238         * config/s390/s390.c (s390_expand_builtin): Likewise.
2239         (s390_invalid_arg_for_unprototyped_fn): Likewise.
2240         (s390_valid_target_attribute_inner_p): Likewise.
2241         * config/s390/s390.md ("tabort"): Likewise.
2242
2243 2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>
2244
2245         * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
2246         (ISA_AVOID_DIV_HILO): New macro.
2247         (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
2248         (ISA_HAS_DDIV): Likewise.
2249
2250 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
2251
2252         * doc/invoke.texi (fabi-version): Correct number of occurrences.
2253
2254 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
2255
2256         * doc/invoke.texi (fabi-version): Spelling fix.
2257
2258 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
2259
2260         PR c++/70182
2261         * doc/invoke.texi (fabi-version): Mention mangling fix for
2262         operator names.
2263
2264 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
2265
2266         PR c++/77489
2267         * doc/invoke.texi (fabi-version): Document discriminator mangling.
2268
2269 2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
2270
2271         PR target/78875
2272         * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
2273         * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
2274         the new options.
2275         * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
2276         flexible settings.
2277         (stack_protect_test): Ditto.
2278         * config/rs6000/rs6000.opt (mstack-protector-guard=,
2279         mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
2280         options.
2281         * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
2282         Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
2283         -mstack-protector-guard-offset=.
2284         (RS/6000 and PowerPC Options): Ditto.
2285
2286 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
2287
2288         * config/i386/i386.h (MASK_CLASS_P): New define.
2289         * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
2290         there are no registers from different register sets also when
2291         mask registers are used.  Update function comment.
2292         * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
2293         to (*k/*r) and (*k/*km) alternatives.
2294
2295 2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>
2296
2297         * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
2298         * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
2299         (EH_RETURN_HANDLER_RTX): New define.
2300         * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
2301         Force frame pointer in EH return functions.
2302         (aarch64_expand_epilogue): Add barrier for eh_return.
2303         (aarch64_final_eh_return_addr): Remove.
2304         (aarch64_eh_return_handler_rtx): New function.
2305         * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
2306         Remove.
2307         (aarch64_eh_return_handler_rtx): New prototype.
2308
2309 2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2310
2311         * config/rs6000/altivec.h (vec_rlmi): New #define.
2312         (vec_vrlnm): Likewise.
2313         (vec_rlnm): Likewise.
2314         * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
2315         (UNSPEC_VRLNM): Likewise.
2316         (VIlong): New mode iterator.
2317         (altivec_vrl<VI_char>mi): New define_insn.
2318         (altivec_vrl<VI_char>nm): Likewise.
2319         * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
2320         function entry.
2321         (VRLDNM): Likewise.
2322         (RLNM): New polymorphic function entry.
2323         (VRLWMI): New monomorphic function entry.
2324         (VRLDMI): Likewise.
2325         (RLMI): New polymorphic function entry.
2326         * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
2327         new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
2328         * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
2329         vec_vrlnm.
2330
2331 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
2332
2333         PR debug/78839
2334         * dwarf2out.c (field_byte_offset): Restore the
2335         PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
2336         and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
2337         (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
2338         of build2 + fold.
2339
2340 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2341
2342         PR ada/67205
2343         * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
2344
2345 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
2346
2347         PR debug/71669
2348         * dwarf2out.c (add_data_member_location_attribute): For constant
2349         offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
2350         instead of DW_AT_data_member_location, DW_AT_bit_offset and
2351         DW_AT_byte_size attributes.
2352
2353 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2354
2355         * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
2356         after forcing to constant memory when the code model is medium.
2357
2358 2017-01-17  Julia Koval  <julia.koval@intel.com>
2359
2360         PR target/76731
2361         * config/i386/avx512fintrin.h
2362         (_mm512_i32gather_ps): Change __addr type to void const*.
2363         (_mm512_mask_i32gather_ps): Ditto.
2364         (_mm512_i32gather_pd): Ditto.
2365         (_mm512_mask_i32gather_pd): Ditto.
2366         (_mm512_i64gather_ps): Ditto.
2367         (_mm512_mask_i64gather_ps): Ditto.
2368         (_mm512_i64gather_pd): Ditto.
2369         (_mm512_mask_i64gather_pd): Ditto.
2370         (_mm512_i32gather_epi32): Ditto.
2371         (_mm512_mask_i32gather_epi32): Ditto.
2372         (_mm512_i32gather_epi64): Ditto.
2373         (_mm512_mask_i32gather_epi64): Ditto.
2374         (_mm512_i64gather_epi32): Ditto.
2375         (_mm512_mask_i64gather_epi32): Ditto.
2376         (_mm512_i64gather_epi64): Ditto.
2377         (_mm512_mask_i64gather_epi64): Ditto.
2378         (_mm512_i32scatter_ps): Change __addr type to void*.
2379         (_mm512_mask_i32scatter_ps): Ditto.
2380         (_mm512_i32scatter_pd): Ditto.
2381         (_mm512_mask_i32scatter_pd): Ditto.
2382         (_mm512_i64scatter_ps): Ditto.
2383         (_mm512_mask_i64scatter_ps): Ditto.
2384         (_mm512_i64scatter_pd): Ditto.
2385         (_mm512_mask_i64scatter_pd): Ditto.
2386         (_mm512_i32scatter_epi32): Ditto.
2387         (_mm512_mask_i32scatter_epi32): Ditto.
2388         (_mm512_i32scatter_epi64): Ditto.
2389         (_mm512_mask_i32scatter_epi64): Ditto.
2390         (_mm512_i64scatter_epi32): Ditto.
2391         (_mm512_mask_i64scatter_epi32): Ditto.
2392         (_mm512_i64scatter_epi64): Ditto.
2393         (_mm512_mask_i64scatter_epi64): Ditto.
2394         * config/i386/avx512pfintrin.h
2395         (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
2396         (_mm512_mask_prefetch_i32gather_ps): Ditto.
2397         (_mm512_mask_prefetch_i64gather_pd): Ditto.
2398         (_mm512_mask_prefetch_i64gather_ps): Ditto.
2399         (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
2400         (_mm512_prefetch_i32scatter_ps): Ditto.
2401         (_mm512_mask_prefetch_i32scatter_pd): Ditto.
2402         (_mm512_mask_prefetch_i32scatter_ps): Ditto.
2403         (_mm512_prefetch_i64scatter_pd): Ditto.
2404         (_mm512_prefetch_i64scatter_ps): Ditto.
2405         (_mm512_mask_prefetch_i64scatter_pd): Ditto.
2406         (_mm512_mask_prefetch_i64scatter_ps): Ditto.
2407         * config/i386/avx512vlintrin.h
2408         (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
2409         (_mm_mmask_i32gather_ps): Ditto.
2410         (_mm256_mmask_i32gather_pd): Ditto.
2411         (_mm_mmask_i32gather_pd): Ditto.
2412         (_mm256_mmask_i64gather_ps): Ditto.
2413         (_mm_mmask_i64gather_ps): Ditto.
2414         (_mm256_mmask_i64gather_pd): Ditto.
2415         (_mm_mmask_i64gather_pd): Ditto.
2416         (_mm256_mmask_i32gather_epi32): Ditto.
2417         (_mm_mmask_i32gather_epi32): Ditto.
2418         (_mm256_mmask_i32gather_epi64): Ditto.
2419         (_mm_mmask_i32gather_epi64): Ditto.
2420         (_mm256_mmask_i64gather_epi32): Ditto.
2421         (_mm_mmask_i64gather_epi32): Ditto.
2422         (_mm256_mmask_i64gather_epi64): Ditto.
2423         (_mm_mmask_i64gather_epi64): Ditto.
2424         (_mm256_i32scatter_ps): Change __addr type to void*.
2425         (_mm256_mask_i32scatter_ps): Ditto.
2426         (_mm_i32scatter_ps): Ditto.
2427         (_mm_mask_i32scatter_ps): Ditto.
2428         (_mm256_i32scatter_pd): Ditto.
2429         (_mm256_mask_i32scatter_pd): Ditto.
2430         (_mm_i32scatter_pd): Ditto.
2431         (_mm_mask_i32scatter_pd): Ditto.
2432         (_mm256_i64scatter_ps): Ditto.
2433         (_mm256_mask_i64scatter_ps): Ditto.
2434         (_mm_i64scatter_ps): Ditto.
2435         (_mm_mask_i64scatter_ps): Ditto.
2436         (_mm256_i64scatter_pd): Ditto.
2437         (_mm256_mask_i64scatter_pd): Ditto.
2438         (_mm_i64scatter_pd): Ditto.
2439         (_mm_mask_i64scatter_pd): Ditto.
2440         (_mm256_i32scatter_epi32): Ditto.
2441         (_mm256_mask_i32scatter_epi32): Ditto.
2442         (_mm_i32scatter_epi32): Ditto.
2443         (_mm_mask_i32scatter_epi32): Ditto.
2444         (_mm256_i32scatter_epi64): Ditto.
2445         (_mm256_mask_i32scatter_epi64): Ditto.
2446         (_mm_i32scatter_epi64): Ditto.
2447         (_mm_mask_i32scatter_epi64): Ditto.
2448         (_mm256_i64scatter_epi32): Ditto.
2449         (_mm256_mask_i64scatter_epi32): Ditto.
2450         (_mm_i64scatter_epi32): Ditto.
2451         (_mm_mask_i64scatter_epi32): Ditto.
2452         (_mm256_i64scatter_epi64): Ditto.
2453         (_mm256_mask_i64scatter_epi64): Ditto.
2454         (_mm_i64scatter_epi64): Ditto.
2455         (_mm_mask_i64scatter_epi64): Ditto.
2456         * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
2457         (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
2458         (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
2459         (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
2460         (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
2461         (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
2462         (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
2463         (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
2464         (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
2465         (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
2466         (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
2467         (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
2468         (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
2469         (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
2470         (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
2471         (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
2472         (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
2473         (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
2474         (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
2475         (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
2476         (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
2477         (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
2478         (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
2479         (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
2480         (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
2481         (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
2482         (VOID_QI_V8DI_PCINT_INT_INT): Remove.
2483         (V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
2484         (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
2485         (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
2486         (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
2487         (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
2488         (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
2489         (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
2490         (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
2491         (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
2492         (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
2493         (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
2494         (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
2495         (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
2496         (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
2497         (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
2498         (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
2499         (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
2500         (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
2501         (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
2502         (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
2503         (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
2504         (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
2505         (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
2506         (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
2507         (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
2508         (VOID_QI_V8DI_PCVOID_INT_INT): Add.
2509         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
2510         definitions accordingly.
2511
2512 2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
2513             Kuan-Lin Chen  <kuanlinchentw@gmail.com>
2514
2515         PR target/79079
2516         * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
2517         gen_lowpart.
2518
2519 2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>
2520
2521         PR target/79058
2522         * ira-conflicts.c (ira_build_conflicts): Update total conflict
2523         hard regs for inner regno.
2524
2525 2017-01-17  Martin Liska  <mliska@suse.cz>
2526
2527         PR ipa/71207
2528         * ipa-polymorphic-call.c (contains_type_p): Fix wrong
2529         assumption and add comment.
2530
2531 2017-01-17  Nathan Sidwell  <nathan@acm.org>
2532
2533         * ipa-visibility.c (localize_node): New function, broken out of ...
2534         (function_and_variable_visibility): ... here. Call it.
2535
2536 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
2537
2538         PR middle-end/77445
2539         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
2540         correctly set frequency of oudgoing edge.
2541         (duplicate_thread_path): Fix profile updating.
2542
2543 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
2544
2545         PR other/79046
2546         * configure.ac: Add GCC_BASE_VER.
2547         * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
2548         version from BASE-VER file.
2549         (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
2550         (gcc.o): Depend on $(BASEVER).
2551         * common.opt (dumpfullversion): New option.
2552         * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
2553         * doc/invoke.texi: Document -dumpfullversion.
2554         * doc/install.texi: Document --with-gcc-major-version-only.
2555         * configure: Regenerated.
2556
2557 2017-01-17  Richard Biener  <rguenther@suse.de>
2558
2559         PR tree-optimization/71433
2560         * tree-vrp.c (register_new_assert_for): Merge same asserts
2561         on all incoming edges.
2562         (process_assert_insertions_for): Handle insertions at the
2563         beginning of BBs.
2564
2565 2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>
2566
2567         * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
2568         * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
2569
2570 2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>
2571
2572         PR target/78633
2573         * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
2574         RTL sharing.
2575
2576 2017-01-17  Alan Modra  <amodra@gmail.com>
2577
2578         PR target/79066
2579         * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
2580         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
2581         symbolic stack limit when pic.
2582
2583 2017-01-16  Martin Sebor  <msebor@redhat.com>
2584
2585         PR tree-optimization/78608
2586         * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
2587
2588 2017-01-16  Jeff Law  <law@redhat.com>
2589
2590         Revert:
2591         2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
2592         * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2593         for several include directories that may be relative to sysroot.
2594         * config/i386/x-mingw32 (gplus_includedir): Define.
2595         (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2596         (native_system_includedir): Likewise.
2597         * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2598         override if TARGET_SYSTEM_ROOT is defined.
2599         (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2600
2601         PR tree-optimization/79090
2602         PR tree-optimization/33562
2603         PR tree-optimization/61912
2604         PR tree-optimization/77485
2605         * tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
2606         and computed trims into the dump file.
2607
2608 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
2609
2610         * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
2611
2612 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
2613
2614         PR c/79089
2615         * gimplify.c (gimplify_init_constructor): If want_value and
2616         object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
2617         fix.
2618
2619         PR target/79080
2620         * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
2621         sequence.  Formatting fixes.
2622         (doloop_optimize): Formatting fixes.
2623
2624         PR driver/49726
2625         * gcc.c (debug_level_greater_than_spec_func): New function.
2626         (static_spec_functions): Add debug-level-gt spec function.
2627         (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
2628         !g0.
2629         * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
2630         * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
2631         * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
2632         gpubnames, ggnu-pubnames, gno-record-gcc-switches,
2633         grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
2634         gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
2635
2636 2017-01-16  Uros Bizjak  <ubizjak@gmail.com>
2637
2638         * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
2639         QImode fixups to general and mask registers only.
2640
2641 2017-01-16  Carl Love  <cel@us.ibm.com>
2642
2643         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
2644         for built-in functions
2645         vector signed char vec_nabs (vector signed char)
2646         vector signed short vec_nabs (vector signed short)
2647         vector signed int vec_nabs (vector signed int)
2648         vector signed long long vec_nabs (vector signed long long)
2649         vector float vec_nabs (vector float)
2650         vector double vec_nabs (vector double)
2651         * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
2652         and NABS overload.
2653         * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
2654         * config/rs6000/altivec.h: New define for vec_nabs built-in function.
2655         * doc/extend.texi: Update the documentation file for the new built-in
2656         functions.
2657
2658 2017-01-16  Martin Sebor  <msebor@redhat.com>
2659
2660         * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
2661         message.
2662
2663 2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2664
2665         * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
2666         UNSPEC_VSX__XXSPLTD to require special splat handling.
2667
2668 2017-01-16  David Malcolm  <dmalcolm@redhat.com>
2669
2670         PR bootstrap/78616
2671         * system.h: Poison strndup.
2672
2673 2017-01-16  Alan Modra  <amodra@gmail.com>
2674
2675         PR target/79098
2676         * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
2677         use a switch.
2678
2679 2017-01-16  Georg-Johann Lay  <avr@gjlay.de>
2680
2681         * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
2682
2683 2017-01-15  Uros Bizjak  <ubizjak@gmail.com>
2684
2685         * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
2686         call recog here.  Assert that INSN_CODE (insn) is non-negative.
2687
2688 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
2689
2690         PR target/72749
2691         * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
2692         fallthrough.
2693         * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
2694         in the currently scheduled RTL fragment.
2695
2696 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
2697
2698         PR rtl-optimization/78751
2699         * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
2700         give up.
2701
2702 2017-01-14  Jeff Law  <law@redhat.com>
2703
2704         PR tree-optimization/79090
2705         * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
2706         variable length stores.
2707         (compute_trims): Delete dead assignment to *trim_tail.
2708         (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
2709         zero length.
2710
2711 2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>
2712
2713         PR rtl-optimization/78626
2714         PR rtl-optimization/78727
2715         * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
2716         of a block, and split such blocks after everything else is finished.
2717
2718 2017-01-14  Alan Modra  <amodra@gmail.com>
2719
2720         PR target/72749
2721         * combine.c (recog_for_combine_1): Set INSN_CODE before calling
2722         target legitimate_combined_insn.
2723         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
2724         (rs6000_legitimate_combined_insn): New function.
2725         * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
2726         all uses.
2727         (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
2728         (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
2729         (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
2730
2731 2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>
2732
2733         * doc/frontends.texi (G++ and GCC): Remove references to Java.
2734
2735 2017-01-13  Jeff Law  <law@redhat.com>
2736
2737         PR tree-optimization/33562
2738         PR tree-optimization/61912
2739         PR tree-optimization/77485
2740         * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
2741         a statement.
2742         (delete_dead_assignment): Likewise.
2743         (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
2744         statement to delete_dead_call and delete_dead_assignment.
2745
2746 2017-01-13  David Malcolm  <dmalcolm@redhat.com>
2747
2748         PR c/78304
2749         * substring-locations.c (format_warning_va): Strengthen case 1 so
2750         that both endpoints of the substring must be within the format
2751         range for just the substring to be printed.
2752
2753 2017-01-13  Uros Bizjak  <ubizjak@gmail.com>
2754
2755         * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
2756         * config/i386/i386.c (ix86_target_string): Add missing options
2757         to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
2758         isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
2759         flags_other and ix86_target_other to flags2_other.  Display unknown
2760         isa2 options.
2761         (ix86_valid_target_attribute_inner_p): Add missing options and
2762         reorder options by implied ISAs, as in ix86_target_string.
2763
2764 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
2765
2766         * hash-table.h (hash_table::too_empty_p): New function.
2767         (hash_table::expand): Use it.
2768         (hash_table::traverse): Likewise.
2769         (hash_table::empty_slot): Use sizeof (value_type) instead of
2770         sizeof (PTR) to convert bytes to elements.  Shrink the table
2771         if the current size is excessive for the current number of
2772         elements.
2773
2774 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
2775
2776         * ira-costs.c (record_reg_classes): Break from the inner loop
2777         early once alt_fail is known to be true.  Update outer loop
2778         handling accordingly.
2779
2780 2017-01-13  Jeff Law  <law@redhat.com>
2781
2782         * tree-ssa-dse.c (decrement_count): New function.
2783         (increment_start_addr, maybe_trim_memstar_call): Likewise.
2784         (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
2785         when we know the partially dead statement is a mem* function.
2786
2787         PR tree-optimization/61912
2788         PR tree-optimization/77485
2789         * tree-ssa-dse.c: Include expr.h.
2790         (maybe_trim_constructor_store): New function.
2791         (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
2792
2793         PR tree-optimization/33562
2794         PR tree-optimization/61912
2795         PR tree-optimization/77485
2796         * doc/invoke.texi: Document new dse-max-object-size param.
2797         * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
2798         * tree-ssa-dse.c: Include params.h.
2799         (dse_store_status): New enum.
2800         (initialize_ao_ref_for_dse): New, partially extracted from
2801         dse_optimize_stmt.
2802         (valid_ao_ref_for_dse, normalize_ref): New.
2803         (setup_live_bytes_from_ref, compute_trims): Likewise.
2804         (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
2805         (maybe_trim_partially_dead_store): Likewise.
2806         (maybe_trim_complex_store): Likewise.
2807         (dse_classify_store): Renamed from dse_possibly_dead_store_p.
2808         Track what bytes live from the original store.  Return tri-state
2809         for dead, partially dead or live.
2810         (dse_dom_walker): Add constructor, destructor and new private members.
2811         (delete_dead_call, delete_dead_assignment): New extracted from
2812         dse_optimize_stmt.
2813         (dse_optimize_stmt): Make a member of dse_dom_walker.
2814         Use initialize_ao_ref_for_dse.
2815
2816         PR tree-optimization/33562
2817         PR tree-optimization/61912
2818         PR tree-optimization/77485
2819         * sbitmap.h (bitmap_count_bits): Prototype.
2820         (bitmap_clear_range, bitmap_set_range): Likewise.
2821         * sbitmap.c (bitmap_clear_range): New function.
2822         (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
2823
2824 2017-01-13  Martin Liska  <mliska@suse.cz>
2825
2826         PR ipa/79043
2827         * function.c (set_cfun): Add new argument force.
2828         * function.h (set_cfun): Likewise.
2829         * ipa-inline-transform.c (inline_call): Use the function when
2830         strict alising from is dropped for function we inline to.
2831
2832 2017-01-13  Richard Biener  <rguenther@suse.de>
2833
2834         * tree-pretty-print.c (dump_generic_node): Fix inverted condition
2835         for dumping GIMPLE INTEGER_CSTs.
2836
2837 2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2838
2839         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
2840         to 201112L since C++17.
2841
2842 2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>
2843
2844         PR sanitizer/78887
2845         * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
2846         if -fsanitize=kernel-address is present.
2847
2848 2017-01-13  Richard Biener  <rguenther@suse.de>
2849
2850         * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
2851         as _Literal ( type ) number in case usual suffixes do not
2852         preserve all information.
2853
2854 2017-01-13  Richard Biener  <rguenther@suse.de>
2855
2856         PR tree-optimization/77283
2857         * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
2858         and ssa-iterators.h.
2859         (is_feasible_trace): Implement a cost model based on joiner
2860         PHI node uses.
2861
2862 2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
2863
2864         PR target/79004
2865         * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
2866         char or short to __float128/_Float128 directly.
2867
2868 2017-01-12  Martin Sebor  <msebor@redhat.com>
2869
2870         to -Wformat-overflow.
2871         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
2872         (min_bytes_remaining): Same.
2873         (get_string_length): Same.
2874         (format_string): Same.
2875         (format_directive): Same.
2876         (add_bytes): Same.
2877         (pass_sprintf_length::handle_gimple_call): Same.
2878
2879 2017-01-12  Jakub Jelinek  <jakub@redhat.com>
2880
2881         * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
2882         info.nowrite calls with no lhs that can't throw.  Return bool
2883         whether gsi_remove has been called or not.
2884         (pass_sprintf_length::handle_gimple_call): Return bool whether
2885         try_substitute_return_value called gsi_remove.  Formatting fix.
2886         (pass_sprintf_length::execute): Don't use gsi_remove if
2887         handle_gimple_call returned true.
2888
2889         PR bootstrap/79069
2890         * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
2891         be removed due to side-effects, don't remove following barrier nor
2892         turn the successor edge into fallthru edge.
2893
2894 2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2895
2896         PR target/79044
2897         * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
2898         element-reversing loads and stores as not swappable.
2899
2900 2017-01-12  Nathan Sidwell  <nathan@acm.org>
2901             Nicolai Stange  <nicstange@gmail.com>
2902
2903         * combine.c (try_combine): Don't ignore result of overlap checking
2904         loop.  Combine overlap & asm check into single loop.
2905
2906 2017-01-12  Richard Biener  <rguenther@suse.de>
2907
2908         * tree-pretty-print.c (dump_generic_node): Provide -gimple
2909         variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.
2910
2911 2017-01-12  Richard Biener  <rguenther@suse.de>
2912
2913         * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
2914         and TS_TARGET_OPTION directly derive from TS_BASE.
2915         * tree-core.h (tree_optimization_option): Derive from tree_base.
2916         (tree_target_option): Likewise.
2917
2918 2017-01-11  Uros Bizjak  <ubizjak@gmail.com>
2919
2920         * config/i386/i386.c (memory_address_length): Increase len
2921         only when rip_relative_addr_p returns false.
2922
2923 2017-01-11  Julia Koval  <julia.koval@intel.com>
2924
2925         * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
2926         (OPTION_MASK_ISA_SGX_SET): New.
2927         (ix86_handle_option): Handle OPT_msgx.
2928         * config.gcc: Added sgxintrin.h.
2929         * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
2930         * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
2931         * config/i386/i386.c (ix86_target_string): Add -msgx.
2932         (PTA_SGX): New.
2933         (ix86_option_override_internal): Handle new options.
2934         (ix86_valid_target_attribute_inner_p): Add sgx.
2935         * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
2936         * config/i386/i386.opt: Add msgx.
2937         * config/i386/sgxintrin.h: New file.
2938         * config/i386/x86intrin.h: Add sgxintrin.h.
2939
2940 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
2941
2942         PR c++/71537
2943         * fold-const.c (maybe_nonzero_address): Return 1 for function
2944         local objects.
2945         (tree_single_nonzero_warnv_p): Don't handle function local objects
2946         here.
2947
2948         PR c++/72813
2949         * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
2950         of c-header.
2951
2952 2017-01-11  David Malcolm  <dmalcolm@redhat.com>
2953
2954         PR driver/78877
2955         * opts.c: Include "spellcheck.h"
2956         (struct string_fragment): New struct.
2957         (struct edit_distance_traits<const string_fragment &>): New
2958         struct.
2959         (get_closest_sanitizer_option): New function.
2960         (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
2961
2962 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
2963
2964         * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
2965         by 12.
2966         (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
2967         DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
2968         (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
2969         (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
2970         for initial die_offset if dwarf_split_debug_info.
2971         (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
2972         initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
2973         fields.
2974         (output_skeleton_debug_sections): Formatting fix.  Use
2975         DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
2976         DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.
2977
2978 2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>
2979
2980         * config/arm/cortex-a53.md: Add bypasses for
2981         cortex_a53_r2f_cvt.
2982         (cortex_a53_r2f): Only use for transfers.
2983         (cortex_a53_f2r): Likewise.
2984         (cortex_a53_r2f_cvt): Add reservation for conversions.
2985         (cortex_a53_f2r_cvt): Likewise.
2986
2987 2017-01-11  Tamar Christina  <tamar.christina@arm.com>
2988
2989         * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
2990         to all inlined functions, change static to extern.
2991
2992 2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>
2993
2994         PR target/78253
2995         * config/arm/arm.c (legitimize_pic_address): Handle reference to
2996         weak symbol.
2997         (arm_assemble_integer): Likewise.
2998
2999 2017-01-11  Richard Earnshaw  <rearnsha@arm.com>
3000
3001         * config.gcc: Use new awk script to check CPU, FPU and architecture
3002         parameters for --with-... options.
3003         * config/arm/parsecpu.awk: New file
3004         * config/arm/arm-cpus.in: New file.
3005         * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
3006         files.
3007         * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
3008         files.
3009         * config/arm/t-arm: Update dependency rules.
3010         * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
3011         of processing .def files.
3012         * config/arm/genopt.sh: Deleted.
3013         * config/arm/gentune.sh: Deleted.
3014         * config/arm/arm-cores.def: Deleted.
3015         * config/arm/arm-arches.def: Deleted.
3016         * config/arm/arm-fpus.def: Deleted.
3017         * config/arm/arm-tune.md: Regenerated.
3018         * config/arm/arm-tables.opt: Regenerated.
3019         * config/arm/arm-cpu.h: New generated file.
3020         * config/arm/arm-cpu-data.h: New generated file.
3021         * config/arm/arm-cpu-cdata.h: New generated file.
3022
3023 2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>
3024
3025         PR lto/79042
3026         * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
3027         bit.
3028         (input_varpool_node): Unpack dynamically_initialized bit.
3029
3030 2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>
3031
3032         PR rtl-optimization/79032
3033         * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
3034         the alignment of the adjusted memory reference against that of MODE,
3035         instead of the alignment of the original memory reference.
3036
3037 2017-01-11  Martin Jambor  <mjambor@suse.cz>
3038
3039         * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
3040         test.
3041         * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
3042         decorated functions.
3043
3044 2017-01-11  Richard Biener  <rguenther@suse.de>
3045
3046         * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
3047         set range/nonnull info for PHI results.  Do not set it on
3048         stmts marked for removal.
3049
3050 2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>
3051
3052         * expr.c (store_field): In the bitfield case, fetch the return value
3053         from the registers before applying a single big-endian adjustment.
3054         Always do a final load for a BLKmode value not larger than a word.
3055
3056 2017-01-10  David Malcolm  <dmalcolm@redhat.com>
3057
3058         PR c++/77949
3059         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
3060         that we correctly handle column numbers greater than
3061         LINE_MAP_MAX_COLUMN_NUMBER.
3062
3063 2017-01-10  Martin Sebor  <msebor@redhat.com>
3064
3065         PR middle-end/78245
3066         * gimple-ssa-sprintf.c (get_destination_size): Call
3067         {init,fini}object_sizes.
3068         * tree-object-size.c (addr_object_size): Adjust.
3069         (pass_through_call): Adjust.
3070         (pass_object_sizes::execute): Adjust.
3071         * tree-object-size.h (fini_object_sizes): Declare.
3072
3073 2017-01-10  Martin Sebor  <msebor@redhat.com>
3074
3075         PR tree-optimization/78775
3076         * builtins.c (get_size_range): Move...
3077         * calls.c: ...to here.
3078         (alloc_max_size): Accept zero argument.
3079         (operand_signed_p): Remove.
3080         (maybe_warn_alloc_args_overflow): Call get_size_range.
3081         * calls.h (get_size_range): Declare.
3082
3083 2017-01-10  Joe Seymour  <joe.s@somniumtech.com>
3084
3085         * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
3086         from TI's devices.csv file as of September 2016.
3087         * config/msp430/msp430.c (msp430_mcu_data): Likewise.
3088
3089 2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>
3090
3091         * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
3092         * doc/invoke.texi: Likewise.
3093         * doc/md.texi: Likewise.
3094         * doc/objc.texi: Likewise.
3095
3096 2017-01-10  Joshua Conner  <joshconner@google.com>
3097
3098         * config/arm/fuchsia-elf.h: New file.
3099         * config/fuchsia.h: New file.
3100         * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
3101         (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
3102         targets.
3103         * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
3104
3105 2016-01-10  Richard Biener  <rguenther@suse.de>
3106
3107         PR tree-optimization/79034
3108         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3109         Propagate out degenerate PHIs in the joiner.
3110
3111 2017-01-10  Martin Liska  <mliska@suse.cz>
3112
3113         * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
3114         (sort_congruence_classes_by_decl_uid): Likewise.
3115         (sort_congruence_class_groups_by_decl_uid): Likewise.
3116         (sem_item_optimizer::merge_classes): Sort class, groups in these
3117         classes and members in the groups by DECL_UID of declarations.
3118         This would make merge operations stable.
3119
3120 2017-01-10  Martin Liska  <mliska@suse.cz>
3121
3122         * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
3123         usage of m_classes_vec.
3124         (sem_item_optimizer::~sem_item_optimizer):  Likewise.
3125         (sem_item_optimizer::get_group_by_hash): Likewise.
3126         (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
3127         (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
3128         (sem_item_optimizer::verify_classes): Likewise.
3129         (sem_item_optimizer::process_cong_reduction): Likewise.
3130         (sem_item_optimizer::dump_cong_classes): Likewise.
3131         (sem_item_optimizer::merge_classes): Likewise.
3132         * ipa-icf.h (congruence_class_hash): Rename from
3133         congruence_class_group_hash.  Remove declaration of m_classes_vec.
3134
3135 2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>
3136
3137         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
3138         OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
3139         * config.gcc: Add avx512vpopcntdqintrin.h.
3140         * config/i386/avx512vpopcntdqintrin.h: New.
3141         * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
3142         * config/i386/i386-builtin-types.def: Add new types.
3143         * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
3144         __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
3145         __builtin_ia32_vpopcountq_v8di_mask): New.
3146         * config/i386/i386-c.c (ix86_target_macros_internal): Define
3147         __AVX512VPOPCNTDQ__.
3148         * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
3149         (PTA_AVX512VPOPCNTDQ): Define.
3150         * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
3151         TARGET_AVX512VPOPCNTDQ_P): Define.
3152         * config/i386/i386.opt: Add mavx512vpopcntdq.
3153         * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
3154         * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
3155
3156 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
3157
3158         PR middle-end/77484
3159         * predict.def (PRED_CALL): Set to 67.
3160
3161 2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>
3162
3163         * expr.c (store_field): In the bitfield case, if the value comes from
3164         a function call and is of an aggregate type returned in registers, do
3165         not modify the field mode; extract the value in all cases if the mode
3166         is BLKmode and the size is not larger than a word.
3167
3168 2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>
3169
3170         PR target/71017
3171         * config/i386/cpuid.h: Fix undefined behavior.
3172
3173 2017-01-04  Jeff Law  <law@redhat.com>
3174
3175         PR tree-optimization/79007
3176         PR tree-optimization/67955
3177         * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
3178         conservative for pt.null when flag_non_call_exceptions is on.
3179
3180 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
3181
3182         PR translation/79019
3183         PR translation/79020
3184         * params.def (PARAM_INLINE_MIN_SPEEDUP,
3185         PARAM_IPA_CP_SINGLE_CALL_PENALTY,
3186         PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
3187         in descriptions.
3188         * config/avr/avr.opt (maccumulate-args): Likewise.
3189         * config/msp430/msp430.opt (mwarn-mcu): Likewise.
3190         * common.opt (freport-bug): Likewise.
3191         * cif-code.def (CIF_FINAL_ERROR): Likewise.
3192         * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
3193         * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
3194         translatable string.
3195         * config/i386/i386.c (function_value_32): Likewise.
3196         * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
3197         * config/msp430/msp430.c (msp430_option_override, msp430_attr):
3198         Likewise.
3199         * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
3200         * common/config/msp430/msp430-common.c (msp430_handle_option):
3201         Likewise.
3202         * symtab.c (symtab_node::verify_base): Likewise.
3203         * opts.c (set_debug_level): Likewise.
3204         * tree.c (verify_type_variant): Likewise.  Fix typo in comment.
3205         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3206         missing whitespace to translatable strings.
3207         * config/avr/avr.md (bswapsi2): Fix typo in comment.
3208         * config/sh/superh.h: Likewise.
3209         * config/i386/xopintrin.h: Likewise.
3210         * config/i386/znver1.md: Likewise.
3211         * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
3212         * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
3213         * double-int.h (struct double_int): Likewise.
3214         * double-int.c (div_and_round_double): Likewise.
3215         * wide-int.cc: Likewise.
3216         * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
3217         * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
3218         * cfgcleanup.c (crossjumps_occured): Renamed to ...
3219         (crossjumps_occurred): ... this.
3220         (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
3221         Adjust all uses.
3222
3223         PR tree-optimization/78899
3224         * tree-if-conv.c (version_loop_for_if_conversion): Instead of
3225         returning bool return struct loop *, NULL for failure and the new
3226         loop on success.
3227         (versionable_outer_loop_p): Don't version outer loop if it has
3228         dont_vectorized bit set.
3229         (tree_if_conversion): When versioning outer loop, ensure
3230         tree_if_conversion is performed also on the inner loop of the
3231         non-vectorizable outer loop copy.
3232         * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
3233         LOOP_VECTORIZED in inner loop of the scalar outer loop and
3234         prevent vectorization of it.
3235         (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
3236         the outer loop vectorization of the non-scalar version is attempted
3237         before vectorization of the inner loop in scalar version.  If
3238         outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
3239         vectorization of its inner loop.
3240         * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
3241         has 2 inner loops, rename also on edges from bb whose single pred
3242         is outer_loop->header.  Fix typo in function comment.
3243
3244 2017-01-09  Martin Sebor  <msebor@redhat.com>
3245
3246         PR bootstrap/79033
3247         * asan.c (asan_emit_stack_protection): Increase local buffer size
3248         to avoid snprintf truncation warning.
3249
3250 2017-01-09  Andrew Pinski  <apinski@cavium.com>
3251
3252         * config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
3253         to reference thunderx2t99 for the tuning structure
3254         * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
3255         Rename to ...
3256         (thunderx2t99_extra_costs): This.
3257         * config/aarch64/aarch64-tune.md: Regenerate.
3258         * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
3259         (vulcan_addrcost_table): This.
3260         (vulcan_regmove_cost): Rename to ...
3261         (thunderx2t99_regmove_cost): This.
3262         (vulcan_vector_cost): Rename to ...
3263         (thunderx2t99_vector_cost): this.
3264         (vulcan_branch_cost): Rename to ...
3265         (thunderx2t99_branch_cost): This.
3266         (vulcan_tunings): Rename to ...
3267         (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
3268         * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
3269
3270 2017-01-09  Martin Jambor  <mjambor@suse.cz>
3271
3272         PR ipa/78365
3273         PR ipa/78599
3274         * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
3275         * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
3276         (propagate_vr_accross_jump_function): Use the above function for all
3277         value range computations for pass-through jump functions and type
3278         converasion from explicit value range values.
3279         (ipcp_propagate_stage): Do not attempt to deduce types of formal
3280         parameters from TYPE_ARG_TYPES.
3281         * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
3282         (ipa_write_node_info): Stream type of the actual argument.
3283         (ipa_read_node_info): Likewise. Also remove trailing whitespace.
3284
3285 2017-01-09  Martin Liska  <mliska@suse.cz>
3286
3287         PR pch/78970
3288         * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
3289         (lookup_compiler): Do not show error message with have_E.
3290
3291 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
3292
3293         PR tree-optimization/78938
3294         * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
3295         where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
3296         BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
3297         {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
3298         fixes.
3299
3300 2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3301
3302         * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
3303         is const0_rtx.
3304
3305 2017-01-09  Richard Biener  <rguenther@suse.de>
3306
3307         PR tree-optimization/78997
3308         * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
3309         name condition properly.
3310
3311 2017-01-09  Richard Biener  <rguenther@suse.de>
3312
3313         PR debug/79000
3314         * dwarf2out.c (is_cxx): New overload with context.
3315         (is_naming_typedef_decl): Use it.
3316
3317 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
3318
3319         * invoke.texi (Option Summary): Correct spacing in option lists
3320         and add line breaks to fix over-long lines.
3321
3322 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
3323
3324         PR middle-end/17660
3325
3326         * extend.texi (Common Variable Attributes): Add xref to GCC
3327         Internals manual to explain mode attribute keywords.
3328
3329 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
3330
3331         PR other/16519
3332         * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
3333         and Preprocessor Options.
3334         (Options for Linking): Document -pthread here....
3335         (RS/6000 and PowerPC Options): ...not here.
3336         (Solaris 2 Options): ...or here.
3337         * doc/cppopts.texi: Document -pthread.
3338
3339 2017-01-08  Martin Sebor  <msebor@redhat.com>
3340
3341         PR middle-end/77708
3342         * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
3343         * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
3344         New member functions.
3345         (format_directive): Used them.
3346         (add_bytes): Same.
3347         (pass_sprintf_length::handle_gimple_call): Same.
3348         * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
3349         to avoid truncation for any argument.
3350         (extract_affine_mul): Same.
3351         * tree.c (get_file_function_name): Same.
3352
3353 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
3354
3355         PR middle-end/77484
3356         * predict.def (PRED_INDIR_CALL): Set to 86.
3357
3358 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
3359
3360         PR preprocessor/54124
3361         * doc/cppopts.texi: Reformat -d subtable to list the full name
3362         of the options.  Add cross-reference to the docs for the general
3363         compiler -d options.
3364         * doc/invoke.texi (Developer Options): Add cross-reference to the
3365         preprocessor-specific -d option documentation.
3366
3367 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
3368
3369         PR preprocessor/13498
3370         * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
3371         redudant material, and reflect new command-line options.
3372         (System Headers): Likewise.
3373
3374 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
3375
3376         * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
3377         -isystem, and -idirafter.  Copy-edit.
3378         * doc/cppopts.texi: Copy-edit.  Remove contradiction about
3379         default for -ftrack-macro-expansion.  Delete obsolete and
3380         badly-formatted implementation details about -fdebug-cpp output.
3381         * doc/cppwarnopts.texi: Copy-edit.
3382
3383 2017-01-07  David Malcolm  <dmalcolm@redhat.com>
3384
3385         PR c++/72803
3386         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
3387         that the transition from a max line width >= 1<<10 to narrower
3388         lines works correctly.
3389
3390 2017-01-07  Alexandre Oliva <aoliva@redhat.com>
3391
3392         * doc/options.texi (PerFunction): New.
3393         * opt-functions.awk (switch_flags): Map both Optimization and
3394         PerFunction to CL_OPTIMIZATION.
3395         * opth-gen.awk: Test for PerFunction flag along with
3396         Optimization.
3397         * optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
3398         it only when the latter is present.  Skip those that don't in
3399         the hash function generator.
3400         * common.opt (fvar-tracking): Mark as PerFunction instead of
3401         Optimization.
3402         (fvar-tracking-assignments): Likewise.
3403         (fvar-tracking-assignments-toggle): Likewise.
3404         (fvar-tracking-uninit): Likewise.
3405
3406 2017-01-07  Jakub Jelinek  <jakub@redhat.com>
3407
3408         PR translation/79018
3409         * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
3410         the and store.
3411
3412 2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>
3413
3414         PR target/57583
3415         * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
3416         * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
3417         TARGET_LONG_JUMP_TABLE_OFFSETS.
3418         * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
3419         * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
3420         * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
3421         (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
3422         * config/m68k/m68k.md (tablejump expander): Likewise.
3423         (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
3424         TARGET_LONG_JUMP_TABLE_OFFSETS.
3425         (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
3426         * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
3427
3428 2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
3429             David Holsgrove <david.holsgrove@xilinx.com>
3430
3431         * common/config/microblaze/microblaze-common.c
3432         (TARGET_EXCEPT_UNWIND_INFO): Remove.
3433         * config/microblaze/microblaze-protos.h (microblaze_eh_return):
3434         New prototype.
3435         * config/microblaze/microblaze.c (microblaze_must_save_register)
3436         (microblaze_expand_epilogue, microblaze_return_addr): Handle
3437         calls_eh_return.
3438         (microblaze_eh_return): New function.
3439         * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
3440         (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
3441         (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
3442         * config/microblaze/microblaze.md (eh_return): New pattern.
3443
3444 2017-01-06  Jakub Jelinek  <jakub@redhat.com>
3445
3446         * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
3447         GCC_DIAGNOSTIC_STRINGIFY): Define.
3448
3449         * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
3450
3451 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
3452
3453         * config/arm/arm.md (<mcrr>): New.
3454         (<mrrc>): New.
3455         * config/arm/arm.c (arm_arch5te): New.
3456         (arm_option_override): Set arm_arch5te.
3457         (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
3458         and mrrc2.
3459         * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
3460         (arm_mcrr_qualifiers): ... this. New.
3461         (MRRC_QUALIFIERS): Define to...
3462         (arm_mrrc_qualifiers): ... this. New.
3463         * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
3464         __arm_mrrc2): New.
3465         * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
3466         * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
3467         (MRRCI, mrrc, MRRC): New.
3468         * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
3469         VUNSPEC_MRRC2): New.
3470
3471 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
3472
3473         * config/arm/arm.md (<mcr>): New.
3474         (<mrc>): New.
3475         * config/arm/arm.c (arm_coproc_builtin_available): Add
3476         support for mcr, mrc, mcr2 and mrc2.
3477         * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
3478         (arm_mcr_qualifiers): ... this. New.
3479         (MRC_QUALIFIERS): Define to ...
3480         (arm_mrc_qualifiers): ... this. New.
3481         (MCR_QUALIFIERS): Define to ...
3482         (arm_mcr_qualifiers): ... this. New.
3483         * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
3484         __arm_mrc2): New.
3485         * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
3486         * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
3487         * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
3488         VUNSPEC_MRC2): New.
3489
3490 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
3491
3492         * config/arm/arm.md (*ldc): New.
3493         (*stc): New.
3494         (<ldc>): New.
3495         (<stc>): New.
3496         * config/arm/arm.c (arm_coproc_builtin_available): Add
3497         support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
3498         (arm_coproc_ldc_stc_legitimate_address): New.
3499         * config/arm/arm-builtins.c (arm_type_qualifiers): Add
3500         'qualifier_const_pointer'.
3501         (LDC_QUALIFIERS): Define to...
3502         (arm_ldc_qualifiers): ... this. New.
3503         (STC_QUALIFIERS): Define to...
3504         (arm_stc_qualifiers): ... this. New.
3505         * config/arm/arm-protos.h
3506         (arm_coproc_ldc_stc_legitimate_address): New.
3507         * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
3508         __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
3509         * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
3510         stc2, stcl, stc2l): New.
3511         * config/arm/constraints.md (Uz): New.
3512         * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
3513         * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
3514         VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
3515         VUNSPEC_STC2L): New.
3516
3517 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
3518
3519         * config/arm/arm.md (<cdp>): New.
3520         * config/arm/arm.c (neon_const_bounds): Rename this ...
3521         (arm_const_bounds): ... this.
3522         (arm_coproc_builtin_available): New.
3523         * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
3524         (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
3525         (CDP_QUALIFIERS): Define to...
3526         (arm_cdp_qualifiers): ... this. New.
3527         (void_UP): Define.
3528         (arm_expand_builtin_args): Add case for 6 arguments.
3529         * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
3530         (arm_const_bounds): ... this.
3531         (arm_coproc_builtin_available): New.
3532         * config/arm/arm_acle.h (__arm_cdp): New.
3533         (__arm_cdp2): New.
3534         * config/arm/arm_acle_builtins.def (cdp): New.
3535         (cdp2): New.
3536         * config/arm/iterators.md (CDPI,CDP,cdp): New.
3537         * config/arm/neon.md: Rename all 'neon_const_bounds' to
3538         'arm_const_bounds'.
3539         * config/arm/types.md (coproc): New.
3540         * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
3541         * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
3542         * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
3543         arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
3544
3545 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
3546
3547         * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
3548         (UBINOP_QUALIFIERS): New.
3549         (si_UP): Define.
3550         (acle_builtin_data): New. Change comment.
3551         (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
3552         ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
3553         ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
3554         arm_acle_builtins.def.
3555         (ARM_BUILTIN_ACLE_PATTERN_START): Define.
3556         (arm_init_acle_builtins): New.
3557         (CRC32_BUILTIN): Remove.
3558         (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
3559         crc32cb, crc32ch and crc32cw.
3560         (arm_init_crc32_builtins): Remove.
3561         (arm_init_builtins): Use arm_init_acle_builtins rather
3562         than arm_init_crc32_builtins.
3563         (arm_expand_acle_builtin): New.
3564         (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
3565         * config/arm/arm_acle_builtins.def: New.
3566
3567 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
3568
3569         * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
3570         (arm_builtin_datum): ... this.
3571         (arm_init_neon_builtin): Rename to ...
3572         (arm_init_builtin): ... this. Add a new parameters PREFIX
3573         and USE_SIG_IN_NAME.
3574         (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
3575         'arm_init_builtin'. Replace type 'neon_builtin_datum' with
3576         'arm_builtin_datum'.
3577         (arm_init_vfp_builtins): Likewise.
3578         (builtin_arg): Rename enum's replacing 'NEON_ARG' with
3579         'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
3580         (arm_expand_neon_args): Rename to ...
3581         (arm_expand_builtin_args): ... this. Rename builtin_arg
3582         enum values and differentiate between ARG_BUILTIN_MEMORY
3583         and ARG_BUILTIN_NEON_MEMORY.
3584         (arm_expand_neon_builtin_1): Rename to ...
3585         (arm_expand_builtin_1): ... this. Rename builtin_arg enum
3586         values, arm_expand_builtin_args and add bool parameter NEON.
3587         (arm_expand_neon_builtin): Use arm_expand_builtin_1.
3588         (arm_expand_vfp_builtin): Likewise.
3589         (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
3590
3591 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
3592
3593         PR middle-end/77484
3594         * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
3595         * predict.c (tree_estimate_probability_bb): Reverse direction of
3596         polymorphic call predictor.
3597
3598 2017-01-06  David Malcolm  <dmalcolm@redhat.com>
3599
3600         * passes.c (execute_one_pass): Split out pass-skipping logic into...
3601         (determine_pass_name_match): ...this new function and...
3602         (should_skip_pass_p): ...this new function.
3603
3604 2017-01-06  Nathan Sidwell  <nathan@acm.org>
3605
3606         * ipa-visibility.c (function_and_variable_visibility): Reformat
3607         comments and long lines.  Remove extrneous if.
3608         * symtab.c (symtab_node::make_decl_local): Fix code format.
3609         (symtab_node::set_section_for_node): Fix comment typo.
3610
3611 2017-01-06  Martin Liska  <mliska@suse.cz>
3612
3613         PR bootstrap/79003
3614         * lra-constraints.c: Rename invariant to lra_invariant.
3615         * predict.c (set_even_probabilities): Initialize e to NULL.
3616
3617 2017-01-05  Martin Sebor  <msebor@redhat.com>
3618
3619         PR tree-optimization/78910
3620         * gimple-ssa-sprintf.c (tree_digits): Add an argument.
3621         (format_integer): Correct off-by-one error in the handling
3622         of precision with negative numbers in signed conversions..
3623
3624 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
3625
3626         * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
3627
3628 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
3629
3630         PR tree-optimization/71016
3631         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
3632         factor_out_conditional_conversion.  Formatting fix.
3633         (factor_out_conditional_conversion): Add cond_stmt argument.
3634         If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
3635         cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
3636         Formatting fix.
3637
3638 2017-01-05  David Malcolm  <dmalcolm@redhat.com>
3639
3640         * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
3641         read-rtl-function.o, and selftest-rtl.o.
3642         * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
3643         (selftest::aarch64_test_loading_full_dump): New function.
3644         (selftest::aarch64_run_selftests): New function.
3645         (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
3646         selftest::aarch64_run_selftests.
3647         * config/i386/i386.c
3648         (selftest::ix86_test_loading_dump_fragment_1): New function.
3649         (selftest::ix86_test_loading_call_insn): New function.
3650         (selftest::ix86_test_loading_full_dump): New function.
3651         (selftest::ix86_test_loading_unspec): New function.
3652         (selftest::ix86_run_selftests): Call the new functions.
3653         * emit-rtl.c (maybe_set_max_label_num): New function.
3654         * emit-rtl.h (maybe_set_max_label_num): New decl.
3655         * function.c (instantiate_decls): Guard call to
3656         instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
3657         * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
3658         "static".
3659         * gensupport.c (gen_reader::gen_reader): Pass "false"
3660         for new "compact" param of rtx_reader.
3661         * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
3662         rather than an empty string for NULL strings.
3663         * read-md.c: Potentially include config.h rather than bconfig.h.
3664         Wrap include of errors.h with #ifdef GENERATOR_FILE.
3665         (have_error): New global, copied from errors.c.
3666         (md_reader::read_name): Rename to...
3667         (md_reader::read_name_1): ...this, adding "out_loc" param,
3668         and converting "missing name or number" to returning false, rather
3669         than failing.
3670         (md_reader::read_name): Reimplement in terms of read_name_1.
3671         (md_reader::read_name_or_nil): New function.
3672         (md_reader::read_string): Handle "(nil)" by returning NULL.
3673         (md_reader::md_reader): Add new param "compact".
3674         (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
3675         (md_reader::read_file): New method.
3676         * read-md.h (md_reader::md_reader): Add new param "compact".
3677         (md_reader::read_file): New method.
3678         (md_reader::is_compact): New accessor.
3679         (md_reader::read_name): Convert return type from void to file_location.
3680         (md_reader::read_name_or_nil): New decl.
3681         (md_reader::read_name_1): New decl.
3682         (md_reader::m_compact): New field.
3683         (noop_reader::noop_reader): Pass "false" for new "compact" param
3684         of rtx_reader.
3685         (rtx_reader::rtx_reader): Add new "compact" param.
3686         (rtx_reader::read_rtx_operand): Make virtual and convert return
3687         type from void to rtx.
3688         (rtx_reader::read_until): New decl.
3689         (rtx_reader::handle_any_trailing_information): New virtual function.
3690         (rtx_reader::postprocess): New virtual function.
3691         (rtx_reader::finalize_string): New virtual function.
3692         (rtx_reader::m_in_call_function_usage): New field.
3693         (rtx_reader::m_reuse_rtx_by_id): New field.
3694         * read-rtl-function.c: New file.
3695         * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
3696         * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
3697         (selftest::verify_three_block_rtl_cfg): New decl.
3698         * read-rtl-function.h: New file.
3699         * read-rtl.c: Potentially include config.h rather than bconfig.h.
3700         For host, include function.h, memmodel.h, and emit-rtl.h.
3701         (one_time_initialization): New function.
3702         (struct compact_insn_name): New struct.
3703         (compact_insn_names): New array.
3704         (find_code): Handle insn codes in compact dumps.
3705         (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
3706         (bind_subst_iter_and_attr): Likewise.
3707         (add_condition_to_string): Likewise.
3708         (add_condition_to_rtx): Likewise.
3709         (apply_attribute_uses): Likewise.
3710         (add_current_iterators): Likewise.
3711         (apply_iterators): Likewise.
3712         (initialize_iterators): Guard usage of apply_subst_iterator with
3713         #ifdef GENERATOR_FILE.
3714         (read_conditions): Wrap with #ifdef GENERATOR_FILE.
3715         (md_reader::read_mapping): Likewise.
3716         (add_define_attr_for_define_subst): Likewise.
3717         (add_define_subst_attr): Likewise.
3718         (read_subst_mapping): Likewise.
3719         (check_code_iterator): Likewise.
3720         (rtx_reader::read_rtx): Likewise.  Move one-time initialization
3721         logic to...
3722         (one_time_initialization): New function.
3723         (rtx_reader::read_until): New method.
3724         (read_flags): New function.
3725         (parse_reg_note_name): New function.
3726         (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
3727         Handle reuse_rtx ids.
3728         Wrap iterator lookup within #ifdef GENERATOR_FILE.
3729         Add parsing support for RTL dumps, mirroring the special-cases in
3730         print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
3731         values, and calling handle_any_trailing_information.
3732         (rtx_reader::read_rtx_operand): Convert return type from void
3733         to rtx, returning return_rtx.  Handle case 'e'.  Call
3734         finalize_string on XSTR and XTMPL fields.
3735         (rtx_reader::read_nested_rtx):  Handle dumps in which trailing
3736          "(nil)" values were omitted.  Call the postprocess vfunc on the
3737         return_rtx.
3738         (rtx_reader::rtx_reader): Add new "compact" param and pass to base
3739         class ctor.  Initialize m_in_call_function_usage.  Call
3740         one_time_initialization.
3741         * rtl-tests.c (selftest::test_uncond_jump): Call
3742         set_new_first_and_last_insn.
3743         * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
3744         * selftest-rtl.c: New file.
3745         * selftest-rtl.h (class selftest::rtl_dump_test): New class.
3746         (selftest::get_insn_by_uid): New decl.
3747         * selftest-run-tests.c (selftest::run_tests): Call
3748         read_rtl_function_c_tests.
3749         * selftest.h  (selftest::read_rtl_function_c_tests): New decl.
3750         * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
3751         dumps.
3752
3753 2017-01-05  Uros Bizjak  <ubizjak@gmail.com>
3754
3755         * config/i386/i386.md (*testqi_ext_3): No need to handle memory
3756         operands in a special way.  Assert that pos+len <= mode precision.
3757
3758 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
3759
3760         * common.opt (fvect-cost-model): Remove RejectNegative flag, use
3761         3 argument Alias with unlimited for the negative form.
3762         (fno-vect-cost-model): Removed.
3763
3764 2017-01-05  Martin Liska  <mliska@suse.cz>
3765
3766         * hsa-gen.c (gen_hsa_divmod): New function.
3767         (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
3768
3769 2017-01-05  Martin Liska  <mliska@suse.cz>
3770
3771         PR pch/78970
3772         * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
3773         header.
3774
3775 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
3776
3777         * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
3778         small constant length operands.
3779
3780 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
3781
3782         * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
3783         between loop iterations.
3784
3785 2017-01-05  Martin Liska  <mliska@suse.cz>
3786
3787         PR sanitizer/78815
3788         * gimplify.c (gimplify_decl_expr): Compare to
3789         asan_poisoned_variables instread of checking flags.
3790         (gimplify_target_expr): Likewise.
3791         (gimplify_expr): Likewise.
3792         (gimplify_function_tree): Conditionally initialize
3793         asan_poisoned_variables.
3794
3795 2017-01-04  Jeff Law  <law@redhat.com>
3796
3797         PR tree-optimizatin/78812
3798         * rtl.h (contains_mem_rtx_p): Prototype.
3799         * ifcvt.c (containts_mem_rtx_p): Move from here to...
3800         * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
3801         * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
3802         and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
3803         through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
3804
3805 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
3806
3807         * input.c (assert_char_at_range): Default-initialize actual_range.
3808
3809 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
3810
3811         * df-scan.c (df_ref_create_structure): Make regno unsigned,
3812         to match the caller.
3813
3814 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
3815
3816         * cfgexpand.c (expand_gimple_basic_block): Disregard debug
3817         insns after final jump in test to emit dummy move.
3818
3819 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
3820
3821         * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
3822         * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
3823
3824 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
3825
3826         * multiple_target.c (create_dispatcher_calls): Init e_next.
3827         * tree-ssa-loop-split.c (split_loop): Init border.
3828         * tree-vect-loop.c (vect_determine_vectorization_factor): Init
3829         scalar_type.
3830
3831 2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
3832
3833         PR target/71977
3834         PR target/70568
3835         PR target/78823
3836         * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
3837         (altivec_register_operand): Do not return true if the operand
3838         contains a SUBREG mixing SImode and SFmode.
3839         (vsx_register_operand): Likewise.
3840         (vsx_reg_sfsubreg_ok): New predicate.
3841         (vfloat_operand): Do not return true if the operand contains a
3842         SUBREG mixing SImode and SFmode.
3843         (vint_operand): Likewise.
3844         (vlogical_operand): Likewise.
3845         (gpc_reg_operand): Likewise.
3846         (int_reg_operand): Likewise.
3847         * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
3848         * config/rs6000/rs6000.c (valid_sf_si_move): New function to
3849         determine if a MOVSI or MOVSF operation contains SUBREGs that mix
3850         SImode and SFmode.
3851         (rs6000_emit_move_si_sf_subreg): New helper function.
3852         (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
3853         fixup SUBREGs involving SImode and SFmode.
3854         * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
3855         numbers for the new peephole2 optimization.
3856         (peephole2 for SFmode unions): New peephole2 to optimize cases in
3857         the GLIBC math library that do AND/IOR/XOR operations on single
3858         precision floating point.
3859         * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
3860         target macros to say whether we need to avoid SUBREGs mixing
3861         SImode and SFmode.
3862         (TARGET_ALLOW_SF_SUBREG): Likewise.
3863         * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
3864         (UNSPEC_SI_FROM_SF): Likewise.
3865         (iorxor): Change spacing.
3866         (and_ior_xor): New iterator for AND, IOR, and XOR.
3867         (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
3868         (movdi_from_sf_zero_ext): Likewise.
3869         (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
3870         instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
3871         (movsf_from_si): New insn for SImode/SFmode SUBREG support.
3872         (fma<mode>4): Use gpc_reg_operand instead of register_operand.
3873         (fms<mode>4): Likewise.
3874         (fnma<mode>4): Likewise.
3875         (fnms<mode>4): Likewise.
3876         (nfma<mode>4): Likewise.
3877         (nfms<mode>4): Likewise.
3878
3879 2017-01-04  Marek Polacek  <polacek@redhat.com>
3880
3881         PR c++/64767
3882         * doc/invoke.texi: Document -Wpointer-compare.
3883
3884 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
3885
3886         * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
3887         RejectNegative.
3888
3889         * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
3890         descriptions for -gdwarf-5 and emit them as uleb128 instead of
3891         2-byte data.
3892
3893 2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
3894
3895         PR target/78056
3896         * doc/sourcebuild.texi (PowerPC-specific attributes): Add
3897         documentation of the powerpc_popcntb_ok attribute.
3898         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3899         code to issue warning messages if a requested CPU configuration is
3900         not supported by the binary (assembler and loader) toolchain.
3901         (spe_init_builtins): Add two assertions to prevent ICE if attempt is
3902         made to define a built-in function that has been disabled.
3903         (paired_init_builtins): Add assertion to prevent ICE if attempt is
3904         made to define a built-in function that has been disabled.
3905         (altivec_init_builtins): Add comment explaining why definition
3906         of the DST built-in functions is not preceded by an assertion
3907         check.  Add assertions to prevent ICE if attempts are made to
3908         define an altivec predicate or an abs* built-in function that has
3909         been disabled.
3910         (htm_init_builtins): Add comment explaining why definition of the
3911         htm built-in functions is not preceded by an assertion check.
3912
3913 2017-01-04  Jeff Law  <law@redhat.com>
3914
3915         PR tree-optimizatin/67955
3916         * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
3917         Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
3918         the points-to solution does not include pt_null.  Use DECL_PT_UID
3919         unconditionally.
3920
3921 2017-01-04  Uros Bizjak  <ubizjak@gmail.com>
3922
3923         * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
3924         Use gen_int_mode instead of gen_lopwart for const_int operands.
3925
3926 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
3927
3928         PR tree-optimization/71563
3929         * match.pd: Simplify X << Y into X if Y is known to be 0 or
3930         out of range value - has low bits known to be zero.
3931
3932 2017-01-04  Alan Modra  <amodra@gmail.com>
3933
3934         * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
3935         * configure: Regenerate.
3936         * config.in: Regenerate.
3937
3938 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
3939
3940         PR bootstrap/77569
3941         * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
3942         a substring of the message, but strcmp with the whole message.  Ifdef
3943         ENABLE_NLS, translate the message first using dgettext.
3944
3945 2017-01-03  Jeff Law  <law@redhat.com>
3946
3947         PR tree-optimizatin/78856
3948         * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
3949         (mark_threaded_blocks): Remove code to truncate thread paths that
3950         cross multiple loop headers.  Instead invalidate the cached loop
3951         iteration information and handle case of a thread path walking
3952         into an irreducible region.
3953
3954 2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
3955
3956         PR target/78900
3957         * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
3958         assertions.  Add support for doing the signbit if the IEEE 128-bit
3959         floating point value is in a GPR.
3960         * config/rs6000/rs6000.md (Fsignbit): Delete.
3961         (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
3962         Update the length attribute if the value is in a GPR.
3963         (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
3964         the sign or zero extension instruction, since the value is always 0/1.
3965         (signbit<mode>2_dm2): Delete using <Fsignbit>.
3966
3967         PR target/78953
3968         * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
3969         extracting SImode to a GPR register so that we can generate a
3970         store, limit the vector to be in a traditional Altivec register
3971         for the vextuwrx instruction.
3972
3973 2017-01-03  Ian Lance Taylor  <iant@google.com>
3974
3975         * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
3976
3977 2017-01-03  Martin Sebor  <msebor@redhat.com>
3978
3979         PR tree-optimization/78696
3980         * gimple-ssa-sprintf.c (format_floating): Correct handling of
3981         precision.  Use MPFR for %f for greater fidelity.  Correct handling
3982         of %g.
3983         (pass_sprintf_length::compute_format_length): Set width and precision
3984         specified by asrerisk to void_node for vararg functions.
3985         (try_substitute_return_value): Adjust dump output.
3986
3987 2017-01-03  David Edelsohn  <dje.gcc@gmail.com>
3988
3989         * doc/invoke.texi (RS6000 options): LRA is enabled by default.
3990
3991 2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>
3992
3993         * doc/invoke.texi (SPARC options): Document -mlra as the default.
3994         * config/sparc/sparc.c (sparc_option_override): Force LRA unless
3995         -mlra/-mno-lra was passed to the compiler.
3996
3997 2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>
3998
3999         PR rtl-optimization/65618
4000         * emit-rtl.c (try_split): Move initialization of "before" and
4001         "after" to just before the call to emit_insn_after_setloc.
4002
4003 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
4004
4005         * doc/md.texi (Standard Names): Remove reference to Java frontend.
4006
4007 2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>
4008
4009         * dwarf2out.c (gen_enumeration_type_die): When
4010         -gno-strict-dwarf, add a DW_AT_encoding attribute.
4011
4012 2017-01-03  Jakub Jelinek  <jakub@redhat.com>
4013
4014         PR tree-optimization/78965
4015         * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4016         Change first argument from const call_info & to call_info &.  For %n
4017         set info.nowrite to false.
4018
4019         PR middle-end/78901
4020         * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
4021         possibly throwing calls.
4022
4023         * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
4024         and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
4025         and fns handling, rather than in a separate case SSA_NAME.
4026
4027 2017-01-02  Jeff Law  <law@redhat.com>
4028
4029         * config/darwin-driver.c (darwin_driver_init): Const-correctness
4030         fixes for first_period and second_period variables.
4031
4032 2017-01-02  Uros Bizjak  <ubizjak@gmail.com>
4033
4034         PR target/78967
4035         * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
4036         (*insvqi_1): New insn pattern.
4037         (*insvqi_1_mem_rex64): Ditto.
4038         (*insvqi_2): Ditto.
4039         (*insvqi_3): Rename from *insvqi.
4040
4041         (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
4042
4043 2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
4044
4045         * doc/cfg.texi (Edges): Remove reference to Java.
4046         (Maintaining the CFG): Ditto.
4047
4048 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
4049
4050         PR middle-end/77674
4051         * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
4052         transparent aliases.
4053
4054 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
4055
4056         PR middle-end/77484
4057         * predict.def (PRED_CALL): Update hitrate.
4058         (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
4059         * predict.c (tree_estimate_probability_bb): Split CALL predictor
4060         into direct/indirect/polymorphic variants.
4061
4062 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
4063
4064         Update copyright years.
4065
4066         * gcc.c (process_command): Update copyright notice dates.
4067         * gcov-dump.c (print_version): Ditto.
4068         * gcov.c (print_version): Ditto.
4069         * gcov-tool.c (print_version): Ditto.
4070         * gengtype.c (create_file): Ditto.
4071         * doc/cpp.texi: Bump @copying's copyright year.
4072         * doc/cppinternals.texi: Ditto.
4073         * doc/gcc.texi: Ditto.
4074         * doc/gccint.texi: Ditto.
4075         * doc/gcov.texi: Ditto.
4076         * doc/install.texi: Ditto.
4077         * doc/invoke.texi: Ditto.
4078 \f
4079 Copyright (C) 2017 Free Software Foundation, Inc.
4080
4081 Copying and distribution of this file, with or without modification,
4082 are permitted in any medium without royalty provided the copyright
4083 notice and this notice are preserved.