gcc/ChangeLog

   1 2019-03-20  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR target/89752
   4         * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
   5         update this_alternative nor this_alternative_set.
   6
   7 2019-03-19  Jim Wilson  <jimw@sifive.com>
   8
   9         PR target/89411
  10         * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x.  New locals
  11         align, size, offset.  Use them to handle a BLKmode reference.  Update
  12         comment.
  13         (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
  14
  15 2019-03-19  Jakub Jelinek  <jakub@redhat.com>
  16
  17         PR rtl-optimization/89768
  18         * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
  19         instead of GEN_INT.
  20         (unroll_loop_runtime_iterations): Likewise.
  21
  22 2019-03-19  Martin Sebor  <msebor@redhat.com>
  23
  24         PR tree-optimization/89644
  25         * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
  26         rather than endptr as an indicator of nul-termination.
  27
  28         PR tree-optimization/89644
  29         * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
  30         arrays in determining sequence sizes in strncpy and stpncpy.
  31
  32 2019-03-19  Martin Liska  <mliska@suse.cz>
  33
  34         PR middle-end/89737
  35         * predict.c (combine_predictions_for_bb): Empty likely_edges and
  36         unlikely_edges if there's an edge that belongs to both these sets.
  37
  38 2018-03-19  Segher Boessenkool  <segher@kernel.crashing.org>
  39
  40         PR target/89746
  41         * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
  42         non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
  43         go via a stack temporary.
  44
  45 2019-03-19  Jakub Jelinek  <jakub@redhat.com>
  46
  47         PR target/89378
  48         * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
  49         instead of gen_rtx_SUBREG.
  50         * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
  51
  52 2019-03-19  Richard Biener  <rguenther@suse.de>
  53
  54         PR debug/88389
  55         * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
  56
  57 2019-03-19  Jan Hubicka  <hubicka@ucw.cz>
  58
  59         PR lto/87809
  60         PR lto/89335
  61         * tree.c (free_lang_data_in_decl): Do not free context of C++
  62         destrutors.
  63
  64 2019-03-19  Jakub Jelinek  <jakub@redhat.com>
  65
  66         PR target/89506
  67         * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
  68         subs for the first alternative except when operands[3] is 1.
  69
  70         PR target/89752
  71         * gimplify.c (gimplify_asm_expr): For output argument with
  72         TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
  73         diagnose error.
  74
  75 2019-03-19  Eric Botcazou  <ebotcazou@adacore.com>
  76
  77         PR rtl-optimization/89753
  78         * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
  79         explicit unrolling factor even more robust.
  80
  81 2019-03-19  Jakub Jelinek  <jakub@redhat.com>
  82
  83         PR target/89726
  84         * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
  85         compensation use x2 += 1 instead of x2 -= -1 and when honoring
  86         signed zeros, do another copysign after the compensation.
  87
  88 2019-03-18  Martin Sebor  <msebor@redhat.com>
  89
  90         PR tree-optimization/89720
  91         * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
  92         more conservatively, the same as anti-range.
  93
  94 2019-03-18  Richard Biener  <rguenther@suse.de>
  95
  96         PR middle-end/88945
  97         * tree-ssanames.c (release_ssa_name_fn): For released SSA names
  98         use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
  99         basic-blocks that are removed.  Remove restoring SSA_NAME_VAR.
 100         * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
 101
 102 2019-03-18  Andrew Stubbs  <ams@codesourcery.com>
 103
 104         * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
 105         Extend queue to 1024 entries.
 106         Add "consumed" field.
 107         (gomp_print_output): Remove print_index parameter.
 108         Add final parameter.
 109         Change limit to unsigned.
 110         Use consumed field to implement circular buffer.
 111         Detect interrupted print in final pass.
 112         Flush output at the end.
 113         (run): Update gomp_print_output usage.
 114         (main): Initialize kernargs->output_data.consumed.
 115
 116 2019-03-18  Richard Sandiford  <richard.sandiford@arm.com>
 117
 118         * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
 119         calculation of the minimum number of scalar iterations for
 120         fully-predicated loops.
 121
 122 2019-03-18  Martin Jambor  <mjambor@suse.cz>
 123
 124         PR tree-optimization/89546
 125         * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
 126         any propagation to its children took place.
 127
 128 2019-03-18  Andrew Burgess  <andrew.burgess@embecosm.com>
 129
 130         PR target/89627
 131         * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
 132         parameter, and make use of it.
 133         (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
 134
 135 2019-03-18  Claudiu Zissulescu  <claziss@synopsys.com>
 136
 137         * config/arc/arc.opt (mcode-density-frame): Get the inital value
 138         from TARGET_CODE_DENSITY_FRAME_DEFAULT.
 139         * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
 140         * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
 141         * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
 142         match what the ops is doing.
 143         (push_multi_fp_blink): Likewise.
 144         * config/arc/arc.c (arc_override_options): Enable enter/leave when
 145         compiling for size and elf target.
 146         (arc_save_callee_enter): Adjust note to match what enter/leave
 147         operation does.
 148
 149 2019-03-18  Claudiu Zissulescu  <claziss@synopsys.com>
 150
 151         * config/arc/arc.md (tst_movb): Fix constraint.
 152
 153 2019-03-18  Claudiu Zissulescu  <claziss@synopsys.com>
 154
 155         * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
 156
 157 2019-03-18  Claudiu Zissulescu  <claziss@synopsys.com>
 158
 159         * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
 160         * config/arc/arc.c (arc_conditional_register_usage): Remove all
 161         reg_alloc_order references.
 162         (size_alloc_order): Define.
 163         (arc_adjust_reg_alloc_order): New function.
 164         * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
 165         order.
 166         (ADJUST_REG_ALLOC_ORDER): Define.
 167         (HONOR_REG_ALLOC_ORDER): Likewise.
 168
 169 2019-03-18  Richard Biener  <rguenther@suse.de>
 170
 171         PR target/87561
 172         * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
 173         loads and stores a bit more.
 174
 175 2019-03-18  Richard Biener  <rguenther@suse.de>
 176
 177         PR target/87561
 178         * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
 179         load pessimization to stores as well.
 180
 181 2019-03-18  Andrey Belevantsev  <abel@ispras.ru>
 182
 183         PR middle-end/86979
 184         * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
 185         successor, use NULL as its av set.
 186
 187 2019-03-15  Segher Boessenkool  <segher@kernel.crashing.org>
 188
 189         PR rtl-optimization/89721
 190         * lra-constraints (invariant_p): Return false if side_effects_p holds.
 191
 192 2019-03-15  Kelvin Nilsen  <kelvin@gcc.gnu.org>
 193
 194         PR target/87532
 195         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
 196         When handling vec_extract, use modular arithmetic to allow
 197         constant selectors greater than vector length.
 198         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
 199         V1TImode vectors to have constant selector values greater than 0.
 200         Use modular arithmetic to compute vector index.
 201         (rs6000_split_vec_extract_var): Use modular arithmetic to compute
 202         index for in-memory vectors.  Correct code generation for
 203         in-register vectors.
 204         (altivec_expand_vec_ext_builtin): Use modular arithmetic to
 205         compute index.
 206
 207 2019-03-15  Alexandre Oliva <aoliva@redhat.com>
 208
 209         PR c++/88534
 210         PR c++/88537
 211         * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
 212         VAR_DECL args.
 213
 214 2019-03-15  Jakub Jelinek  <jakub@redhat.com>
 215
 216         PR c++/89709
 217         * tree.c (inchash::add_expr): Strip any location wrappers.
 218         * fold-const.c (operand_equal_p): Move stripping of location wrapper
 219         after hash verification.
 220
 221         PR debug/89704
 222         * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
 223         SIGN_EXTEND and ZERO_EXTEND.
 224
 225 2019-03-14  Jason Merrill  <jason@redhat.com>
 226             Jakub Jelinek  <jakub@redhat.com>
 227
 228         * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
 229         than if is_empty (*slot).
 230         * hash-set-tests.c (test_set_of_strings): Add tests for addition of
 231         existing elt and for elt removal.
 232         * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
 233         of already removed elt.
 234
 235 2019-03-15  H.J. Lu  <hongjiu.lu@intel.com>
 236
 237         PR target/89650
 238         * config/i386/i386.c (remove_partial_avx_dependency): Handle
 239         REG_EH_REGION note.
 240
 241 2019-03-14  Martin Liska  <mliska@suse.cz>
 242
 243         PR other/89712
 244         * doc/invoke.texi: Remove -fdump-class-hierarchy option.
 245
 246 2019-03-14  Richard Biener  <rguenther@suse.de>
 247
 248         PR target/89711
 249         * config/i386/i386.c (make_resolver_func): Properly set
 250         DECL_CONTEXT on the RESULT_DECL.
 251         * config/rs6000/rs6000.c (make_resolver_func): Likewise.
 252
 253 2019-03-14  Richard Biener  <rguenther@suse.de>
 254
 255         * gimple-pretty-print.c: Include cfgloop.h.
 256         (dump_gimple_phi): Adjust.
 257         (dump_gimple_bb_header): Dump loop header for GIMPLE.
 258         (pp_cfg_jump): Adjust.
 259         (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
 260         * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
 261         (lower_phi_internal_fn): Remove.
 262         (verify_gimple_call): Remove IFN_PHI special-casing.
 263         (dump_function_to_file): Dump IL state.
 264         * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
 265         done to deal with PHI nodes being present in non-SSA state.
 266
 267 2019-03-14  Jakub Jelinek  <jakub@redhat.com>
 268
 269         PR ipa/89684
 270         * multiple_target.c (create_dispatcher_calls): Change
 271         references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
 272         In the node->iterate_referring loop, push *ref rather than ref, call
 273         ref->remove_reference () and always pass 0 to iterate_referring.
 274
 275         PR rtl-optimization/89679
 276         * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
 277         would contain a paradoxical SUBREG.
 278
 279 2019-03-14  Richard Biener  <rguenther@suse.de>
 280
 281         PR tree-optimization/89710
 282         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
 283         safe_dyn_cast.
 284
 285 2019-03-14  Martin Liska  <mliska@suse.cz>
 286
 287         * coverage.c (coverage_begin_function): Stream also
 288         end_column.
 289         * doc/gcov.texi: Document 2 new fields in JSON file.  Improve
 290         documentation about function declaration location.
 291         * gcov-dump.c (tag_function): Print whole range
 292         of function declaration.
 293         * gcov.c (struct function_info): Add end_column field.
 294         (function_info::function_info): Initialize it.
 295         (output_json_intermediate_file): Output {start,end}_column
 296         fields.
 297         (read_graph_file): Read end_column.
 298
 299 2019-03-14  Richard Biener  <rguenther@suse.de>
 300
 301         PR middle-end/89698
 302         * fold-const.c (operand_equal_p): For INDIRECT_REF check
 303         that the access types are similar.
 304
 305 2019-03-14  Jakub Jelinek  <jakub@redhat.com>
 306
 307         PR tree-optimization/89703
 308         * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
 309         aren't compatible also with builtin_decl_explicit.  Check pure
 310         or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
 311         and BUILT_IN_STPNCPY{,_CHK}.
 312
 313 2019-03-14  H.J. Lu  <hongjiu.lu@intel.com>
 314
 315         PR target/89523
 316         * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
 317         addr32 prefix to VSIB address for X32.
 318         * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
 319         "%M2" to opcode.
 320         (*avx512pf_gatherpf<mode>df_mask): Likewise.
 321         (*avx512pf_scatterpf<mode>sf_mask): Likewise.
 322         (*avx512pf_scatterpf<mode>df_mask): Likewise.
 323         (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
 324         (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
 325         (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
 326         (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
 327         (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
 328         (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
 329         (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
 330         (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
 331         (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
 332         (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
 333         (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
 334         (*avx512f_scatterdi<mode>): Likewise.
 335
 336 2019-03-13  Vladimir Makarov  <vmakarov@redhat.com>
 337
 338         PR target/85860
 339         * lra-constraints.c (inherit_in_ebb): Update
 340         potential_reload_hard_regs along with live_hard_regs.
 341
 342 2019-03-13  Jakub Jelinek  <jakub@redhat.com>
 343
 344         PR debug/89498
 345         * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
 346         DWARF_OFFSET_SIZE.
 347         (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
 348
 349 2019-03-13  Martin Sebor  <msebor@redhat.com>
 350
 351         PR tree-optimization/89662
 352         * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
 353         has a size.
 354
 355 2019-03-13  Richard Biener  <rguenther@suse.de>
 356
 357         PR middle-end/89677
 358         * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
 359         throw FP expressions at tree-affine.
 360
 361 2019-03-14  Richard Biener  <rguenther@suse.de>
 362
 363         * tree-pretty-print.c (dump_generic_node): For -gimple properly
 364         dump negative integer constants using _Literal (type) -num.
 365
 366 2019-03-13  Jakub Jelinek  <jakub@redhat.com>
 367
 368         * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
 369         nonlocal_value member.
 370
 371         PR middle-end/88588
 372         * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
 373         (ipa_simd_modify_function_body): Handle PHIs.
 374
 375 2019-03-12  Robin Dapp  <rdapp@linux.ibm.com>
 376
 377         * config/s390/s390.c (s390_option_override_internal): Use more
 378         aggressive inlining parameters.
 379
 380 2019-03-12  Robin Dapp  <rdapp@linux.ibm.com>
 381
 382         * config/s390/3906.md: New file.
 383         * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
 384         (LONGRUNNING_THRESHOLD): Remove.
 385         (MAX_SCHED_MIX_SCORE): Decrease.
 386         (MAX_SCHED_MIX_DISTANCE): Decrease.
 387         (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
 388         (struct s390_sched_state): New struct to hold scheduling state.
 389         (S390_SCHED_STATE_NORMAL): Remove.
 390         (S390_SCHED_STATE_CRACKED): Remove.
 391         (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
 392         (s390_get_sched_attrmask): Use new attribute.
 393         (s390_get_unit_mask): Use new units.
 394         (s390_is_fpd): New function.
 395         (s390_is_fxd): New function.
 396         (s390_is_longrunning): New function.
 397         (s390_sched_score): Use new functions.
 398         (s390_sched_reorder): Likewise.
 399         (s390_sched_variable_issue): Rework and use new functions.
 400         (s390_sched_init): Use new functions.
 401         * config/s390/s390.h (s390_tune_attr):  Add z14.
 402         * config/s390/s390.md: Add z14.
 403
 404 2019-03-12  Robin Dapp  <rdapp@linux.ibm.com>
 405
 406         * config/s390/2964.md: Update pipeline description.
 407         * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
 408         (LONGRUNNING_THRESHOLD): Remove.
 409         (LATENCY_FACTOR): Remove.
 410         (s390_get_unit_mask): Add unit.
 411         (s390_sched_score): Use fxd/fpd.
 412         (s390_sched_variable_issue): Use fxd/fpd.
 413
 414 2019-03-12  Martin Liska  <mliska@suse.cz>
 415
 416         * config/i386/i386.c: Reword an error message.
 417
 418 2019-03-12  Martin Jambor  <mjambor@suse.cz>
 419
 420         * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
 421         terminate with newline.
 422
 423 2019-03-12  Jakub Jelinek  <jakub@redhat.com>
 424
 425         PR target/52726
 426         * config/s390/s390.md (tabort): Use %wd instead of
 427         HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
 428         letters and periods.
 429         * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
 430         output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
 431         's with %< and %>.
 432
 433         PR middle-end/89663
 434         * builtins.c (expand_builtin_int_roundingfn,
 435         expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
 436         gcc_unreachable if validate_arglist fails.
 437
 438 2019-03-12  Richard Biener  <rguenther@suse.de>
 439
 440         PR tree-optimization/89664
 441         * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
 442         free the occurance tree after the early out.
 443
 444 2019-03-11  Jakub Jelinek  <jakub@redhat.com>
 445
 446         PR middle-end/89655
 447         PR bootstrap/89656
 448         * vr-values.c (vr_values::update_value_range): If
 449         old_vr->varying_p (), don't update it, make new_vr also VARYING
 450         and return false.
 451
 452 2019-03-11  Martin Liska  <mliska@suse.cz>
 453
 454         * config/aarch64/aarch64.c (aarch64_override_options_internal):
 455         Fix double string quoting.
 456
 457 2019-03-11  Martin Liska  <mliska@suse.cz>
 458
 459         * collect-utils.c (collect_wait): Wrap apostrophes
 460         in gcc internal format with %'.
 461         * collect2.c (main): Likewise.
 462         (scan_prog_file): Likewise.
 463         (scan_libraries): Likewise.
 464         * config/i386/i386.c (ix86_expand_call): Likewise.
 465         (ix86_handle_interrupt_attribute): Likewise.
 466         * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
 467         * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
 468         * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
 469         * lto-wrapper.c (find_crtoffloadtable): Likewise.
 470         * symtab.c (symtab_node::verify_base): Likewise.
 471         * tree-cfg.c (verify_gimple_label): Likewise.
 472         * tree.c (verify_type_variant): Likewise.
 473
 474 2019-03-11  Martin Liska  <mliska@suse.cz>
 475
 476         * builtins.c (expand_builtin_thread_pointer): Wrap an option name
 477         in a string format message and fix GNU coding style.
 478         (expand_builtin_set_thread_pointer): Likewise.
 479         * common/config/aarch64/aarch64-common.c (aarch64_rewrite_selected_cpu): Likewise.
 480         * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
 481         * common/config/arc/arc-common.c (arc_handle_option): Likewise.
 482         * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
 483         * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
 484         * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
 485         * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
 486         * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
 487         * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
 488         * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
 489         * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option): Likewise.
 490         * common/config/riscv/riscv-common.c (riscv_subset_list::parsing_subset_version): Likewise.
 491         (riscv_subset_list::parse_std_ext): Likewise.
 492         (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
 493         (riscv_subset_list::parse): Likewise.
 494         * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
 495         * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
 496         (aarch64_override_options_internal): Likewise.
 497         (aarch64_validate_mcpu): Likewise.
 498         (aarch64_validate_march): Likewise.
 499         (aarch64_validate_mtune): Likewise.
 500         (aarch64_override_options): Likewise.
 501         * config/alpha/alpha.c (alpha_option_override): Likewise.
 502         * config/arc/arc.c (arc_init): Likewise.
 503         (parse_mrgf_banked_regs_option): Likewise.
 504         (arc_override_options): Likewise.
 505         (arc_expand_builtin_aligned): Likewise.
 506         * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
 507         (arm_expand_builtin): Likewise.
 508         * config/arm/arm.c (arm_option_check_internal): Likewise.
 509         (arm_configure_build_target): Likewise.
 510         (arm_option_override): Likewise.
 511         (arm_options_perform_arch_sanity_checks): Likewise.
 512         (arm_handle_cmse_nonsecure_entry): Likewise.
 513         (arm_handle_cmse_nonsecure_call): Likewise.
 514         (arm_tls_referenced_p): Likewise.
 515         (thumb1_expand_prologue): Likewise.
 516         * config/avr/avr.c (avr_option_override): Likewise.
 517         * config/bfin/bfin.c (bfin_option_override): Likewise.
 518         * config/c6x/c6x.c (c6x_option_override): Likewise.
 519         * config/cr16/cr16.c (cr16_override_options): Likewise.
 520         * config/cris/cris.c (cris_option_override): Likewise.
 521         * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
 522         * config/darwin-c.c (macosx_version_as_macro): Likewise.
 523         * config/darwin.c (darwin_override_options): Likewise.
 524         * config/frv/frv.c (frv_expand_builtin): Likewise.
 525         * config/h8300/h8300.c (h8300_option_override): Likewise.
 526         * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
 527         (ix86_option_override_internal): Likewise.
 528         (warn_once_call_ms2sysv_xlogues): Likewise.
 529         (ix86_expand_prologue): Likewise.
 530         (split_stack_prologue_scratch_regno): Likewise.
 531         (ix86_warn_parameter_passing_abi): Likewise.
 532         * config/ia64/ia64.c (fix_range): Likewise.
 533         * config/m68k/m68k.c (m68k_option_override): Likewise.
 534         * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
 535         * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
 536         (mips_set_compression_mode): Likewise.
 537         * config/mmix/mmix.c (mmix_option_override): Likewise.
 538         * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
 539         * config/msp430/msp430.c (msp430_option_override): Likewise.
 540         * config/nds32/nds32.c (nds32_option_override): Likewise.
 541         * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
 542         (nios2_option_override): Likewise.
 543         (nios2_expand_custom_builtin): Likewise.
 544         * config/nvptx/mkoffload.c (main): Likewise.
 545         * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
 546         * config/pa/pa.c (fix_range): Likewise.
 547         (pa_option_override): Likewise.
 548         * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
 549         (riscv_option_override): Likewise.
 550         * config/rl78/rl78.c (rl78_option_override): Likewise.
 551         * config/rs6000/aix61.h: Likewise.
 552         * config/rs6000/aix71.h: Likewise.
 553         * config/rs6000/aix72.h: Likewise.
 554         * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
 555         * config/rs6000/freebsd64.h: Likewise.
 556         * config/rs6000/linux64.h: Likewise.
 557         * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
 558         (rs6000_expand_zeroop_builtin): Likewise.
 559         (rs6000_expand_mtfsb_builtin): Likewise.
 560         (rs6000_expand_set_fpscr_rn_builtin): Likewise.
 561         (rs6000_expand_set_fpscr_drn_builtin): Likewise.
 562         (rs6000_invalid_builtin): Likewise.
 563         (rs6000_expand_split_stack_prologue): Likewise.
 564         * config/rs6000/rtems.h: Likewise.
 565         * config/rx/rx.c (valid_psw_flag): Likewise.
 566         (rx_expand_builtin): Likewise.
 567         * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
 568         * config/s390/s390.c (s390_expand_builtin): Likewise.
 569         (s390_function_profiler): Likewise.
 570         (s390_option_override_internal): Likewise.
 571         (s390_option_override): Likewise.
 572         * config/sh/sh.c (sh_option_override): Likewise.
 573         (sh_builtin_saveregs): Likewise.
 574         (sh_fix_range): Likewise.
 575         * config/sh/vxworks.h: Likewise.
 576         * config/sparc/sparc.c (sparc_option_override): Likewise.
 577         * config/spu/spu.c (spu_option_override): Likewise.
 578         (fix_range): Likewise.
 579         * config/visium/visium.c (visium_option_override): Likewise.
 580         (visium_handle_interrupt_attr): Likewise.
 581         * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
 582         * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
 583         (dbg_cnt_process_opt): Likewise.
 584         * dwarf2out.c (output_dwarf_version): Likewise.
 585         * except.c (expand_eh_return): Likewise.
 586         * gcc.c (defined): Likewise.
 587         (driver_handle_option): Likewise.
 588         (process_command): Likewise.
 589         (compare_files): Likewise.
 590         (driver::prepare_infiles): Likewise.
 591         (driver::do_spec_on_infiles): Likewise.
 592         (driver::maybe_run_linker): Likewise.
 593         * omp-offload.c (oacc_parse_default_dims): Likewise.
 594         * opts-global.c (handle_common_deferred_options): Likewise.
 595         * opts.c (parse_sanitizer_options): Likewise.
 596         (common_handle_option): Likewise.
 597         (enable_warning_as_error): Likewise.
 598         * passes.c (enable_disable_pass): Likewise.
 599         * plugin.c (parse_plugin_arg_opt): Likewise.
 600         (default_plugin_dir_name): Likewise.
 601         * targhooks.c (default_expand_builtin_saveregs): Likewise.
 602         (default_pch_valid_p): Likewise.
 603         * toplev.c (init_asm_output): Likewise.
 604         (process_options): Likewise.
 605         (toplev::run_self_tests): Likewise.
 606         * tree-cfg.c (verify_gimple_call): Likewise.
 607         * tree-inline.c (inline_forbidden_p_stmt): Likewise.
 608         (tree_inlinable_function_p): Likewise.
 609         * var-tracking.c (vt_find_locations): Likewise.
 610
 611 2019-03-11  Andreas Krebbel  <krebbel@linux.ibm.com>
 612
 613         * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
 614         only on the else branch.
 615
 616 2019-03-11  Martin Liska  <mliska@suse.cz>
 617
 618         * gcov.c (output_intermediate_json_line): Print function
 619         name of each line.
 620         (output_json_intermediate_file): Add new argument.
 621         * doc/gcov.texi: Document the change.
 622
 623 2019-03-11  Eric Botcazou  <ebotcazou@adacore.com>
 624
 625         PR rtl-optimization/89588
 626         * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
 627         explicit unrolling factor more robust.
 628
 629 2019-03-11  Richard Biener  <rguenther@suse.de>
 630
 631         PR tree-optimization/89649
 632         * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
 633         * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
 634         on the prolog and epilog loops.
 635         (vect_loop_versioning): Return copy of loop.
 636         * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
 637         on the non-vectorized version of the loop.
 638
 639 2019-03-10  Uroš Bizjak  <ubizjak@gmail.com>
 640
 641         PR target/68924
 642         * config/i386/sse.md (*vec_extractv2di_0_sse):
 643         Add (=r,x) alternative and corresponding splitter.
 644
 645 2019-03-10  Martin Jambor  <mjambor@suse.cz>
 646
 647         PR tree-optimization/85762
 648         PR tree-optimization/87008
 649         PR tree-optimization/85459
 650         * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
 651         it points to if there is a type changing MEM_REF.  Adjust all callers.
 652         (build_accesses_from_assign): Disable total scalarization if
 653         contains_vce_or_bfcref_p returns true through the new parameter, for
 654         both rhs and lhs.
 655
 656 2019-03-09  Jakub Jelinek  <jakub@redhat.com>
 657
 658         PR c/88568
 659         * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
 660         dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
 661
 662         PR target/79645
 663         * common.opt (fdiagnostics-show-labels,
 664         fdiagnostics-show-line-numbers, fdiagnostics-format=,
 665         fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
 666         gas-locview-support, ginline-points, ginternal-reset-location-views):
 667         Terminate description text with a dot.
 668         * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
 669         * config/mcore/mcore.opt (m210, m340): Likewise.
 670         * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
 671         mnops=): Start description text with a capital letter.
 672         * config/arc/arc.opt (msize-level=): Likewise.
 673         * config/sh/sh.opt (minline-ic_invalidate): Likewise.
 674         * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
 675         mnewlib): Likewise.
 676         * config/ft32/ft32.opt (msim): Likewise.
 677         (mft32b, mcompress): Likewise.  Terminate description text with a dot.
 678         (mnodiv, mnopm): Terminate description text with a dot.
 679         * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
 680         a colon.
 681         * config/i386/i386.opt (prefer_vector_width, instrument_return):
 682         Likewise.
 683         * config/rx/rx.opt (nofpu): Remove trailing spaces from description
 684         text.
 685
 686         PR rtl-optimization/89634
 687         * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
 688         are modified in BB_END (e->src) instruction.
 689
 690 2019-03-08  David Malcolm  <dmalcolm@redhat.com>
 691
 692         PR target/79926
 693         * config/i386/i386.c (ix86_set_current_function): Make "sorry"
 694         messages more amenable to translation, and improve wording.
 695
 696 2019-03-08  Bill Schmidt  <wschmidt@linux.ibm.com>
 697
 698         * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
 699         ud- and du-chains between phases.
 700
 701 2019-03-08  Richard Sandiford  <richard.sandiford@arm.com>
 702
 703         PR debug/89631
 704         * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
 705         instead of POLY_INT_CST.
 706
 707 2019-03-08  Andre Vieira  <andre.simoesdiasvieira@arm.com>
 708
 709         * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
 710         requirement.
 711
 712 2019-03-08  Uroš Bizjak  <ubizjak@gmail.com>
 713
 714         PR target/68924
 715         PR target/78782
 716         PR target/87558
 717         * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
 718         (_mm_storeu_si64): Ditto.
 719
 720 2019-03-08  Martin Liska  <mliska@suse.cz>
 721
 722         PR target/86952
 723         * config/i386/i386.c (ix86_option_override_internal): Disable
 724         jump tables when retpolines are used.
 725
 726 2019-03-08  Jan Hubicka  <hubicka@ucw.cz>
 727
 728         PR go/63560
 729         * ipa-split.c (execute_split_functions): Do not split
 730         'noinline' or 'section' function.
 731
 732 2019-03-08  Jakub Jelinek  <jakub@redhat.com>
 733
 734         PR target/79846
 735         * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
 736         HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
 737         HOST_WIDE_INT_PRINT_DEC.  Formatting fixes.
 738
 739         PR ipa/80000
 740         * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
 741         from diagnostics.  Formatting fixes.
 742
 743         PR target/85665
 744         * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
 745         warn_odr diagnostics.
 746
 747         PR other/80058
 748         * lra-constraints.c (process_alt_operands): Avoid one space before
 749         " at the end of line and another after " on another line in a string
 750         literal.
 751         * attribs.c (handle_dll_attribute): Likewise.
 752         * config/avr/avr-devices.c (avr_texinfo): Likewise.
 753
 754         * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
 755         warning_at or inform messages in G_() if there is no ?:.
 756
 757         PR tree-optimization/89550
 758         * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
 759         returned true.  Formatting fixes.
 760         (expand_builtin_strnlen): Formatting fixes.
 761         * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
 762         if warning_at returned true.
 763         * tree-cfg.c (pass_warn_function_return::execute): Likewise.
 764
 765 2019-03-08  Richard Biener  <rguenther@suse.de>
 766
 767         PR middle-end/89578
 768         * cfgloop.h (struct loop): Add owned_clique field.
 769         * cfgloopmanip.c (copy_loop_info): Copy it.
 770         * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
 771         cliques.
 772         * tree-inline.c (copy_loops): Remap owned_clique.
 773         * lto-streamer-in.c (input_cfg): Stream owned_clique.
 774         * lto-streamer-out.c (output_cfg): Likewise.
 775
 776 2019-03-08  Jakub Jelinek  <jakub@redhat.com>
 777
 778         PR target/80190
 779         * config/darwin.c: Include intl.h.
 780         (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
 781         composing the message out of two separate parts.
 782
 783 2019-03-07  Jakub Jelinek  <jakub@redhat.com>
 784
 785         PR target/80003
 786         * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
 787         doesn't start with a capital letter and doesn't end with a dot.
 788         (ix86_function_arg_boundary): Make sure diagnostics doesn't start
 789         with a capital letter.
 790         (ix86_mangle_function_version_assembler_name): Likewise.
 791         (ix86_generate_version_dispatcher_body): Likewise.
 792         (fold_builtin_cpu): Likewise.
 793         (get_builtin_code_for_version): Likewise.  Remove extraneous space.
 794         (ix86_handle_interrupt_attribute): Make the diagnostics easier for
 795         translators, wrap full type name in %qs.
 796
 797         PR translation/79999
 798         * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
 799         depend clause with source (or sink) modifier.
 800         * omp-expand.c (expand_omp_ordered_sink): Likewise.
 801
 802         PR target/89602
 803         * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
 804         *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
 805         (avx512f_load<mode>_mask): New define_expand.
 806         * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
 807         __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
 808         __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
 809         __builtin_ia32_movess_mask): New builtins.
 810         * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
 811         _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
 812         _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
 813         _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
 814
 815 2019-03-07  Martin Jambor  <mjambor@suse.cz>
 816
 817         PR lto/87525
 818         * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
 819         for extern inline functions.
 820
 821 2019-03-07  Martin Jambor  <mjambor@suse.cz>
 822
 823         PR ipa/88235
 824         * cgraph.h (cgraph_node): New inline method former_thunk_p.
 825         * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
 826         (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
 827         have multiple callees.  At the end check if declarations match as
 828         opposed to cgraph_nodes.
 829
 830 2019-03-07  Martin Liska  <mliska@suse.cz>
 831
 832         * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
 833         which is equivalent to searching for this in clones chain.
 834         * symtab.c (symtab_node::verify_base): Similarly compare ASM
 835         names with a neighbour and special case first node in a chain.
 836
 837 2019-01-25  Jason Merrill  <jason@redhat.com>
 838
 839         PR c++/80916 - spurious "static but not defined" warning.
 840         * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
 841         for an internal symbol with DECL_EXTERNAL.
 842
 843 2019-04-07  Richard Biener  <rguenther@suse.de>
 844
 845         PR middle-end/89618
 846         * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
 847         * tree-inline.c (copy_loops): Simplify.
 848
 849 2019-03-07  Martin Liska  <mliska@suse.cz>
 850
 851         * dwarf2out.c (add_AT_vms_delta): Revert function removal.
 852
 853 2019-03-07  Richard Biener  <rguenther@suse.de>
 854
 855         PR tree-optimization/89595
 856         * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
 857         stmt iterator as reference, take boolean output parameter to
 858         indicate whether the stmt was removed and thus the iterator
 859         already advanced.
 860         (dom_opt_dom_walker::before_dom_children): Re-iterate over
 861         stmts created by folding.
 862
 863 2019-03-07  Jakub Jelinek  <jakub@redhat.com>
 864
 865         PR c++/89585
 866         * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
 867         at toplevel.
 868
 869 2019-03-06  Peter Bergner  <bergner@linux.ibm.com>
 870
 871         PR rtl-optimization/88845
 872         * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
 873         LRA.
 874         * lra.c (remove_scratches_1): New function.
 875         (remove_scratches): Use it.
 876         (lra_emit_move): Likewise.
 877
 878 2019-03-06  Claudiu Zissulescu  <claziss@synopsys.com>
 879
 880         * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
 881         unaligned_access variable.
 882         * config/arc/arc.c (arc_override_options): Set unaligned access
 883         default on for HS CPUs.
 884         * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
 885
 886 2019-03-06  Martin Liska  <mliska@suse.cz>
 887
 888         PR gcov-profile/89577
 889         * doc/gcov.texi: Prefer to use --coverage.
 890         * doc/sourcebuild.texi: Likewise.
 891
 892 2019-03-02  Jason Merrill  <jason@redhat.com>
 893
 894         PR c++/86485 - -Wmaybe-unused with empty class ?:
 895         * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
 896
 897 2019-03-05  Jakub Jelinek  <jakub@redhat.com>
 898
 899         PR target/89587
 900         * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
 901         if_multiarch.
 902
 903         PR middle-end/89590
 904         * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
 905         exactly one argument.
 906
 907 2019-03-05  Jakub Jelinek  <jakub@redhat.com>
 908             Richard Sandiford  <richard.sandiford@arm.com>
 909
 910         PR tree-optimization/89570
 911         * match.pd (vec_cond into cond_op simplification): Don't use
 912         get_conditional_internal_fn, use as_internal_fn (cond_op).
 913
 914 2019-03-05  Wilco Dijkstra  <wdijkstr@arm.com>
 915
 916         PR target/89222
 917         * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
 918         to decide when to split off a non-zero offset from a symbol.
 919         * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
 920         in function symbols.
 921
 922 2019-03-05  Richard Biener  <rguenther@suse.de>
 923
 924         PR tree-optimization/89594
 925         * tree-if-conv.c (pass_if_conversion::execute): Handle
 926         case where .LOOP_VECTORIZED_FUNCTION was removed.
 927
 928 2019-03-05  Jakub Jelinek  <jakub@redhat.com>
 929
 930         PR bootstrap/89560
 931         * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
 932         instead alloca it only when needed with the needed size.
 933
 934         PR tree-optimization/89570
 935         * match.pd (vec_cond into cond_op simplification): Guard with
 936         vectorized_internal_fn_supported_p test and #if GIMPLE.
 937
 938         PR tree-optimization/89566
 939         * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
 940         Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
 941         Punt if get_user_idx_format succeeds, but idx_format argument is
 942         not provided or doesn't have pointer type, or if idx_args is above
 943         number of provided arguments.
 944
 945 2019-03-04  Wilco Dijkstra  <wdijkstr@arm.com>
 946
 947         PR tree-optimization/89437
 948         * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
 949
 950 2019-03-04  Richard Biener  <rguenther@suse.de>
 951
 952         PR middle-end/89572
 953         * tree-scalar-evolution.c: (get_loop_exit_condition): Use
 954         safe_dyn_cast.
 955
 956 2019-03-04  Bin Cheng  <bin.cheng@linux.alibaba.com>
 957
 958         PR tree-optimization/89487
 959         * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
 960         (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
 961         (distribute_loop): Don't do runtime alias check if there is non-
 962         addressable data reference.
 963         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
 964         is a register variable.
 965
 966 2019-03-02  Jakub Jelinek  <jakub@redhat.com>
 967
 968         PR target/89506
 969         * config/arm/arm.md (cmpsi2_addneg): Use
 970         trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
 971         If operands[2] is 0 or INT_MIN, force use of subs.
 972         (*compare_scc splitter): Use gen_int_mode.
 973         (*negscc): Likewise.
 974         * config/arm/thumb2.md (*thumb2_negscc): Likewise.
 975
 976 2019-03-01  Kito Cheng  <kito.cheng@gmail.com>
 977             Monk Chiang  <sh.chiang04@gmail.com>
 978
 979         * common/config/riscv/riscv-common.c: Include sstream.
 980         (riscv_subset_list::to_string): New.
 981         (riscv_arch_str): Likewise.
 982         * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
 983         * config.in: Regen.
 984         * config/riscv/riscv-protos.h (riscv_arch_str): New.
 985         * config/riscv/riscv.c (INCLUDE_STRING): Defined.
 986         (riscv_emit_attribute): New.
 987         (riscv_file_start): Emit attribute if needed.
 988         (riscv_option_override): Init riscv_emit_attribute_p.
 989         * config/riscv/riscv.opt (mriscv-attribute): New option.
 990         * configure.ac (riscv*-*-*): Check binutils is supporting ELF
 991         * configure: Regen.
 992         * doc/install.texi: Document --with-riscv-attribute.
 993         * doc/invoke.texi: Document -mriscv-attribute.
 994
 995         * common/config/riscv/riscv-common.c:
 996         Include config/riscv/riscv-protos.h.
 997         (INCLUDE_STRING): Defined.
 998         (RISCV_DONT_CARE_VERSION): Defined.
 999         (riscv_subset_t): Declare.
1000         (riscv_subset_t::riscv_subset_t): New.
1001         (riscv_subset_list): Declare.
1002         (riscv_subset_list::riscv_subset_list): New.
1003         (riscv_subset_list::~riscv_subset_list): Likewise.
1004         (riscv_subset_list::parsing_subset_version): Likewise.
1005         (riscv_subset_list::parse_std_ext): Likewise.
1006         (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1007         (riscv_subset_list::add): Likewise.
1008         (riscv_subset_list::lookup): Likewise.
1009         (riscv_subset_list::xlen): Likewise.
1010         (riscv_subset_list::parse): Likewise.
1011         (riscv_supported_std_ext): Likewise.
1012         (current_subset_list): Likewise.
1013         (riscv_parse_arch_string): Using riscv_subset_list::parse to
1014         parse.
1015
1016 2019-03-01  Segher Boessenkool  <segher@kernel.crashing.org>
1017
1018         * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1019         rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
1020         * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
1021
1022 2019-03-01  Alexander Monakov  <amonakov@ispras.ru>
1023
1024         PR rtl-optimization/85899
1025         * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
1026         fallthru edges leading to the exit block.
1027
1028 2019-03-01  Tamar Christina  <tamar.christina@arm.com>
1029
1030         PR target/89517
1031         * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
1032         rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
1033
1034 2019-03-01  Richard Sandiford  <richard.sandiford@arm.com>
1035
1036         PR tree-optimization/89535
1037         * tree-vect-stmts.c (vectorizable_call): Record the vector types
1038         for each operand.  Calculate the fallback choice for mask operands
1039         and pass it to vect_get_vec_def_for_operand.
1040
1041 2019-03-01  Richard Biener  <rguenther@suse.de>
1042
1043         PR middle-end/89541
1044         * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
1045         get virtual operands.
1046         (get_expr_operands): Handle CONST_DECL like other decls.
1047
1048 2019-03-01  Jakub Jelinek  <jakub@redhat.com>
1049
1050         PR middle-end/89503
1051         * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
1052         on DECL_P and EXPR_P.
1053
1054 2019-03-01  Richard Biener  <rguenther@suse.de>
1055
1056         PR middle-end/89497
1057         * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
1058         argument, defaulted to zero.
1059         * passes.c (execute_function_todo): Pass down SSA update flags
1060         to cleanup_tree_cfg.
1061         * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
1062         (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
1063         form if requested.
1064         (cleanup_tree_cfg): Get and pass down SSA update flags.
1065
1066 2019-03-01  Jakub Jelinek  <jakub@redhat.com>
1067
1068         PR bootstrap/89539
1069         * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
1070         early_lto_debug argument.
1071
1072 2019-02-28  Eric Botcazou  <ebotcazou@adacore.com>
1073
1074         PR tree-optimization/89536
1075         * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
1076         only whether bit #0 of the value is 0 instead of the entire value.
1077
1078 2019-02-28  Marek Polacek  <polacek@redhat.com>
1079
1080         PR c++/87068 - missing diagnostic with fallthrough statement.
1081         * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
1082         at the end of a seq, save its location to walk_stmt_info.
1083         (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
1084         a switch.
1085
1086 2019-02-28  Jan Hubicka  <hubicka@ucw.cz>
1087
1088         PR lto/88585
1089         * tree.c (find_atomic_core_type): Move ahead in file.
1090         (check_base_type): Correctly compare alignments of atomic types.
1091
1092 2019-02-28  H.J. Lu  <hongjiu.lu@intel.com>
1093
1094         PR target/89455
1095         * config/i386/i386.c (get_builtin_code_for_version): Identify
1096         Westmere from PCLMUL, instead of AES.
1097
1098 2019-02-28  Jakub Jelinek  <jakub@redhat.com>
1099
1100         PR target/89434
1101         * config/arm/arm.md (*subsi3_carryin_compare_const): Use
1102         trunc_int_for_mode (-INTVAL (...), SImode), just instead of
1103         -UINTVAL (...).
1104
1105 2019-02-28  Tamar Christina  <tamar.christina@arm.com>
1106
1107         PR target/88530
1108         * config/aarch64/aarch64-option-extensions.def: Document it.
1109         * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
1110         if empty hwcaps.
1111
1112 2019-02-28  Jakub Jelinek  <jakub@redhat.com>
1113
1114         PR c/89520
1115         * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
1116         builtins if they don't have a single scalar floating point argument.
1117         Formatting fixes.
1118
1119 2019-02-27  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1120
1121         PR rtl-optimization/89490
1122         * varasm.c (get_block_for_section): Bail out for mergeable sections.
1123         (default_use_anchors_for_symbol_p, output_object_block): Assert the
1124         block section is not mergeable.
1125
1126 2019-02-27  Jakub Jelinek  <jakub@redhat.com>
1127
1128         PR target/70341
1129         * config/arm/arm.md (arm_casesi_internal): New define_expand.  Rename
1130         old define_insn to ...
1131         (*arm_casesi_internal): ... this.  Add mode to LABEL_REFs.
1132         * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
1133         Rename old define_insn to ...
1134         (*thumb2_casesi_internal): ... this.  Add mode to LABEL_REFs.
1135         (thumb2_casesi_internal_pic): New define_expand.  Rename old
1136         define_insn to ...
1137         (*thumb2_casesi_internal_pic): ... this.  Add mode to LABEL_REFs.
1138         * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
1139         MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
1140
1141 2019-02-27  Richard Biener  <rguenther@suse.de>
1142
1143         PR debug/88878
1144         * dwarf2out.c (use_debug_types): Disable when in_lto_p.
1145
1146 2019-02-27  Richard Biener  <rguenther@suse.de>
1147
1148         * passes.c (should_skip_pass_p): Do not skip cgraph-edge
1149         building.
1150
1151 2019-02-27  Richard Biener  <rguenther@suse.de>
1152
1153         PR debug/88878
1154         * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
1155         parameter, prefix section name with .gnu.debuglto_ if true.
1156         (dwarf2out_finish): Pass false to output_comdat_type_unit.
1157         (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
1158
1159 2019-02-27  Richard Biener  <rguenther@suse.de>
1160
1161         PR debug/89514
1162         * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
1163         rather than on use_debug_types, doing what output_die does.
1164         (value_format): Likewise.
1165
1166 2019-02-27  Martin Jambor  <mjambor@suse.cz>
1167             Martin Sebor  <msebor@redhat.com>
1168
1169         * doc/invoke.texi (Warning Options): Reword description of
1170         -Wno-absolute-value.
1171
1172 2019-02-27  Jakub Jelinek  <jakub@redhat.com>
1173
1174         PR tree-optimization/89280
1175         * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
1176         builtin_setjmp_setup_bb): New functions.
1177         (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
1178         When visiting __builtin_setjmp_setup block, queue in special
1179         setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
1180         __builtin_setjmp_receiver.  Remove .ABNORMAL_DISPATCHER basic blocks
1181         from visited after the loop if they don't have any visited successor
1182         blocks.
1183
1184 2018-02-26  Steve Ellcey  <sellcey@marvell.com>
1185
1186         * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
1187         New function.
1188         (TARGET_GET_MULTILIB_ABI_NAME): New macro.
1189
1190 2019-02-26  Jakub Jelinek  <jakub@redhat.com>
1191
1192         PR c++/89507
1193         * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
1194         with types other than sizetype/ssizetype.
1195
1196 2019-02-26  Eric Botcazou  <ebotcazou@adacore.com>
1197
1198         * config/sparc/sparc-opts.h (enum processor_type): Rename to...
1199         (enum sparc_processor_type): ...this.
1200         (enum sparc_code_model_type): New enumeration type.
1201         (enum sparc_memory_model_type): Tweak comments.
1202         * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
1203         (mtune): Likewise.
1204         (mcmodel): Use sparc_code_model enumeration and variable.
1205         (sparc_code_model): New enumeration.
1206         (mdebug): Add Undocumented marker.
1207         * config/sparc/sparc.h (enum cmodel): Delete.
1208         (sparc_cmodel): Likewise.
1209         (TARGET_CM_MEDLOW): Adjust to above renaming.
1210         (TARGET_CM_MEDMID): Likewise.
1211         (TARGET_CM_MEDANY): Likewise.
1212         (TARGET_CM_EMBMEDANY): Likewise.
1213         * config/sparc/sparc.c (sparc_cmodel): Delete.
1214         (sparc_option_override): Remove string/value mapping support for the
1215         code model.  Move code and memory model support to after the handling
1216         of target flags.  Do private machine setup last.
1217         (sparc_emit_set_symbolic_const64): Use sparc_code_model.
1218         (sparc_legitimize_reload_address): Likewise.
1219         (sparc_output_mi_thunk): Likewise.
1220         * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
1221
1222 2019-02-26  Jakub Jelinek  <jakub@redhat.com>
1223
1224         PR tree-optimization/89500
1225         * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
1226         (handle_builtin_strlen): Remove noncst_bound variable.  Always
1227         optimize strnlen (x, 0) to 0.  Optimize strnlen (x, cst) to
1228         cst if the first cst bytes starting at x are known to be non-zero,
1229         even if the string is not zero terminated.  Don't try to modify
1230         *si for strnlen.  Update strlen_to_stridx only for strlen or if
1231         we can prove strnlen returns the same value as strlen would.
1232
1233 2019-02-26  Martin Liska  <mliska@suse.cz>
1234
1235         * alloc-pool.h (struct pool_usage): Remove extra
1236         print_dash_line.
1237         * bitmap.h (struct bitmap_usage): Likewise.
1238         * ggc-common.c (struct ggc_usage): Likewise.
1239         * mem-stats.h (struct mem_usage): Likewise.
1240         (mem_alloc_description::dump): Print dash lines
1241         here and repeat header at the end of a table report.
1242         It's then more readable.
1243         * tree-phinodes.c (phinodes_print_statistics): Make
1244         horizontal alignment.
1245         * tree-ssanames.c (ssanames_print_statistics): Likewise.
1246         * vec.c (struct vec_usage): Remove extra print_dash_line.
1247         * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
1248
1249 2019-02-26  Uroš Bizjak  <ubizjak@gmail.com>
1250
1251         * doc/extend.texi (__builtin_object_size):
1252         Use @pxref instead of @xref inside parenthesis.
1253         (__builtin_has_attribute): Add missing comma after @xref.
1254         (__builtin_object_size): Ditto.
1255         * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
1256         * fortran/invoke.texi (-ffpe-trap): Use @var for every item
1257         in the list.
1258
1259 2019-02-26  Jeff Law  <law@redhat.com>
1260
1261         PR rtl-optimization/87761
1262         * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
1263         detect obviously dead insns and delete them.
1264
1265 2019-02-26  Richard Biener  <rguenther@suse.de>
1266
1267         PR tree-optimization/89505
1268         * tree-ssa-structalias.c (compute_dependence_clique): Make sure
1269         to handle restrict pointed-to vars with multiple subvars
1270         correctly.
1271
1272 2019-02-26  Richard Biener  <rguenther@suse.de>
1273
1274         PR tree-optimization/89489
1275         * tree-parloops.c (create_loop_fn): Copy over last_clique.
1276
1277 2019-02-26  Eric Botcazou  <ebotcazou@adacore.com>
1278
1279         * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
1280         and move around comment.
1281         <BIT_AND_EXPR>: Likewise.
1282         <BIT_NOT_EXPR>: Add specific handling for boolean types.
1283
1284 2019-02-26  Jakub Jelinek  <jakub@redhat.com>
1285
1286         PR target/89474
1287         * config/i386/i386.c (remove_partial_avx_dependency): Call
1288         df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
1289         after changing possibly many instructions to use that pseudo.  Fix up
1290         insertion of v4sf_const0 setter at the start of bb.
1291
1292 2019-02-25  Sandra Loosemore  <sandra@codesourcery.com>
1293
1294         PR c/80409
1295         * doc/extend.texi (Variadic Pointer Args): New section.
1296
1297 2019-02-25  Sandra Loosemore  <sandra@codesourcery.com>
1298             Martin Sebor  <msebor@gmail.com>
1299
1300         * common.opt (Wattribute-alias): Likewise.
1301         * doc/invoke.texi (Option Summary): List general form of
1302         -Wattribute-alias=.  List positive form of -Wmissing-attributes.
1303         (-Wmissing-attributes): Invert entry, rewrite and correct default.
1304         Add cross-references.
1305         (-Wattribute-alias): Rewrite and correct default.  Mention
1306         considered attributes (same as for -Wmissing-attributes).
1307
1308 2019-02-25  Paul A. Clarke  <pc@us.ibm.com>
1309
1310         * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
1311         (_mm_cvtpd_ps): Likewise.
1312         (_mm_cvttpd_epi32): Likewise.
1313
1314         PR target/89338
1315         * config/rs6000/xmmintrin.h (_mm_cvtss_f32):  Fix type mismatch.
1316         (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
1317
1318         PR target/89339
1319         * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
1320
1321 2019-02-25  Tamar Christina  <tamar.christina@arm.com>
1322
1323         PR target/88530
1324         * common/config/aarch64/aarch64-common.c
1325         (struct aarch64_option_extension): Add is_synthetic.
1326         (all_extensions): Use it.
1327         (TARGET_OPTION_INIT_STRUCT): Define hook.
1328         (struct gcc_targetm_common): Moved to end.
1329         (all_extensions_by_on): New.
1330         (opt_ext_cmp, typedef opt_ext): New.
1331         (aarch64_option_init_struct): New.
1332         (aarch64_contains_opt): New.
1333         (aarch64_get_extension_string_for_isa_flags): Output smallest set.
1334         * config/aarch64/aarch64-option-extensions.def
1335         (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
1336         (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
1337         sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
1338         Set is_synthetic to false.
1339         (crypto): Set is_synthetic to true.
1340         * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
1341         SYNTHETIC.
1342
1343 2019-02-25  Tamar Christina  <tamar.christina@arm.com>
1344
1345         * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
1346         vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
1347         vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
1348         vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
1349         vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
1350         vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
1351         vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
1352         vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
1353         Rename ...
1354         (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
1355         vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
1356         vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
1357         vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
1358         vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
1359         vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
1360         vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
1361         vfmlsl_laneq_high_f16): ... To this.
1362         * config/arm/neon.md: Update comments.
1363
1364 2019-02-25  Tamar Christina  <tamar.christina@arm.com>
1365
1366         * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
1367         vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
1368         vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
1369         vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
1370         vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
1371         vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
1372         vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
1373         vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
1374         Rename ...
1375         (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
1376         vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
1377         vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
1378         vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
1379         vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
1380         vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
1381         vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
1382         vfmlslq_laneq_high_f16): ... To this.
1383
1384 2019-02-25  Alexander Monakov  <amonakov@ispras.ru>
1385
1386         PR rtl-optimization/86096
1387         * df-scan.c (df_mw_compare): Do not check mw_reg fields when
1388         comparing mw_order values.
1389
1390 2019-02-25  Jakub Jelinek  <jakub@redhat.com>
1391
1392         PR target/89434
1393         * config/arm/arm.md (*subsi3_carryin_const): Use
1394         arm_neg_immediate_operand predicate instead of
1395         arm_not_immediate_operand, "L" constraint instead of "K" and
1396         print it using %n2 instead of %B2.
1397         (*subsi3_carryin_const0): New define_insn.
1398         (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
1399         instead of arm_not_operand and "I" constraint instead of "K" and
1400         print it using %n3 instead of %B2.  Instead of using match_dup 2 add
1401         another match_operand and in the condition check that it is negation
1402         of operands[2].
1403         (*subsi3_carryin_compare_const0): New define_ins.
1404         (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
1405         *subsi3_carryin_const.
1406         (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
1407         split into *subsi3_carryin_compare_const0 if the highpart is zero.
1408
1409         PR target/89438
1410         * config/arm.vfp.md (*negdf2_vfp): Use
1411         gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
1412         * config/arm/neon.md (neon_copysignf<mode>): Likewise.
1413
1414 2019-02-24  Jakub Jelinek  <jakub@redhat.com>
1415
1416         PR rtl-optimization/89445
1417         * simplify-rtx.c (simplify_ternary_operation): Don't use
1418         simplify_merge_mask on operands that may trap.
1419         * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
1420         SCALAR_FLOAT_MODE_P checks.  For integral division by zero, if
1421         second operand is CONST_VECTOR, check if any element could be zero.
1422         Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
1423         their operands can trap.
1424
1425 2019-02-23  Martin Sebor  <msebor@redhat.com>
1426
1427         * gimple-ssa-sprintf.c (target_strtol): Rename...
1428         (target_strtohwi): ...to this.  Handle values up to HOST_WIDE_INT_MAX.
1429         (parse_directive): Adjust to name change.  Use HOST_WIDE_INT_MAX to
1430         check for range error.
1431
1432 2019-02-23  H.J. Lu  <hongjiu.lu@intel.com>
1433
1434         PR driver/69471
1435         * opts-common.c (prune_options): Also prune joined switches
1436         with Negative and RejectNegative.
1437         * config/i386/i386.opt (march=): Add Negative(march=).
1438         (mtune=): Add Negative(mtune=).
1439         * doc/options.texi: Document Negative used together with Joined
1440         and RejectNegative.
1441
1442 2019-02-22  Martin Sebor  <msebor@redhat.com>
1443
1444         * doc/extend.texi (Other Builtins): Add
1445         __builtin_is_constant_evaluated.
1446
1447 2019-02-22  Richard Biener  <rguenther@suse.de>
1448
1449         PR tree-optimization/87609
1450         * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
1451
1452 2019-02-22  Jeff Law  <law@redhat.com>
1453
1454         PR rtl-optimization/87761
1455         * config/mips/mips.md: Add new combiner pattern to recognize
1456         a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
1457
1458 2019-02-22  Matthew Malcomson  <matthew.malcomson@arm.com>
1459
1460         PR target/89324
1461         * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
1462         destination register in peepholes generating patterns for ADDS/SUBS.
1463         (add<mode>3_compare0,
1464         *addsi3_compare0_uxtw, add<mode>3_compareC,
1465         add<mode>3_compareV_imm, add<mode>3_compareV,
1466         *adds_<optab><ALLX:mode>_<GPI:mode>,
1467         *subs_<optab><ALLX:mode>_<GPI:mode>,
1468         *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
1469         *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
1470         *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
1471         *sub<mode>3_compare0, *subsi3_compare0_uxtw,
1472         sub<mode>3_compare1): Allow stack pointer for source register.
1473         * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
1474
1475 2019-02-22  Martin Sebor  <msebor@redhat.com>
1476
1477         PR tree-optimization/88993
1478         PR tree-optimization/88853
1479         * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
1480         New helper.
1481         (sprintf_dom_walker::call_info::is_string_func): New helper.
1482         (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
1483         for formatted string functions.
1484         (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
1485
1486 2019-02-22  Martin Sebor  <msebor@redhat.com>
1487
1488         PR c/89425
1489         * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
1490         unreachable subexpressions.
1491
1492 2019-02-22  H.J. Lu  <hongjiu.lu@intel.com>
1493             Hongtao Liu  <hongtao.liu@intel.com>
1494             Sunil K Pandey  <sunil.k.pandey@intel.com>
1495
1496         PR target/87007
1497         * config/i386/i386-passes.def: Add
1498         pass_remove_partial_avx_dependency.
1499         * config/i386/i386-protos.h
1500         (make_pass_remove_partial_avx_dependency): New.
1501         * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
1502         New function.
1503         (pass_data_remove_partial_avx_dependency): New.
1504         (pass_remove_partial_avx_dependency): Likewise.
1505         (make_pass_remove_partial_avx_dependency): Likewise.
1506         * config/i386/i386.md (avx_partial_xmm_update): New attribute.
1507         (*extendsfdf2): Add avx_partial_xmm_update.
1508         (truncdfsf2): Likewise.
1509         (*float<SWI48:mode><MODEF:mode>2): Likewise.
1510         (SF/DF conversion splitters): Disabled for TARGET_AVX.
1511
1512 2019-02-22  Aldy Hernandez  <aldyh@redhat.com>
1513
1514         PR middle-end/85598
1515         * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
1516         analysis for pass.
1517
1518 2019-02-22  Thiago Macieira  <thiago.macieira@intel.com>
1519
1520         PR target/89444
1521         * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
1522         (PTA_SKYLAKE): Add PTA_AES.
1523         (PTA_GOLDMONT): Likewise.
1524
1525 2019-02-22  Sudakshina Das  <sudi.das@arm.com>
1526
1527         * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
1528         instruction if enabled.
1529         (aarch64_override_options): Remove reference to return address key.
1530
1531 2019-02-22  Richard Biener  <rguenther@suse.de>
1532
1533         PR tree-optimization/89440
1534         * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
1535         not necessary assert.
1536
1537 2019-02-22  Thomas Schwinge  <thomas@codesourcery.com>
1538
1539         PR fortran/72741
1540         * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
1541         (oacc_replace_fn_attrib_attr): ... this new function.
1542         * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
1543         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
1544
1545 2019-02-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1546
1547         * config/arm/arm-cpus.in (ares): Rename to...
1548         (neoverse-n1): ... This.  Add ares as alias.
1549         * config/arm/arm-tables.opt: Regenerate.
1550         * config/arm/arm-tune.md: Likewise.
1551         * doc/invoke.txt (ARM Options): Document neoverse-n1.
1552
1553 2019-02-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1554
1555         * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
1556         * config/aarch64/aarch64-tune.md: Regenerate.
1557         * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
1558
1559 2019-02-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1560
1561         * config/aarch64/aarch64.c (ares_tunings): Rename to...
1562         (neoversen1_tunings): ... This.
1563         * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
1564         (neoverse-n1): New CPU.
1565         * config/aarch64/aarch64-tune.md: Regenerate.
1566         * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
1567
1568 2019-02-22  Richard Biener  <rguenther@suse.de>
1569
1570         PR middle-end/87609
1571         * cfghooks.h (dependence_hash): New typedef.
1572         (struct copy_bb_data): New type.
1573         (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
1574         (duplicate_block): Likewise.
1575         * cfghooks.c (duplicate_block): Pass down copy_bb_data.
1576         (copy_bbs): Create and pass down copy_bb_data.
1577         * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
1578         (rtl_duplicate_bb): Likewise.
1579         * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
1580         remap dependence info.
1581
1582 2019-02-22  Richard Biener  <rguenther@suse.de>
1583
1584         PR tree-optimization/87609
1585         * tree-core.h (tree_base): Document special clique values.
1586         * tree-inline.c (remap_dependence_clique): Do not use the
1587         special clique value of one.
1588         (maybe_set_dependence_info): Use clique one.
1589         (clear_dependence_clique): New callback.
1590         (compute_dependence_clique): Clear clique one from all refs
1591         before assigning it (again).
1592
1593 2019-02-21  Martin Sebor  <msebor@redhat.com>
1594
1595         * doc/extend.texi (__clear_cache): Correct signature.
1596
1597 2019-02-21  Ian Lance Taylor  <iant@golang.org>
1598
1599         PR go/89170
1600         * varasm.c (decode_addr_const): Call lookup_constant_def rather
1601         than output_constant_def.
1602         (add_constant_to_table): New static function.
1603         (output_constant_def): Call add_constant_to_table.
1604         (tree_output_constant_def): Likewise.
1605
1606 2019-02-21  Jakub Jelinek  <jakub@redhat.com>
1607
1608         PR c++/89285
1609         * builtins.c (fold_builtin_arith_overflow): If first two args are
1610         INTEGER_CSTs, set intres and ovfres to constants rather than calls
1611         to ifn.
1612
1613 2019-02-21  H.J. Lu  <hongjiu.lu@intel.com>
1614
1615         PR target/87412
1616         * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
1617         error for -mindirect-branch/-mfunction-return with incompatible
1618         -fcf-protection.
1619
1620 2019-02-21  Jakub Jelinek  <jakub@redhat.com>
1621
1622         PR bootstrap/88714
1623         * constraints.md (q): Remove.
1624         * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
1625         instead of q.
1626
1627 2019-02-21  Martin Jambor  <mjambor@suse.cz>
1628
1629         PR hsa/89302
1630         * omp-general.c (omp_extract_for_data): Removed a duplicate call
1631         to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
1632         (omp_adjust_for_condition): ...here.  Added necessary parameters.
1633         * omp-general.h (omp_adjust_for_condition): Updated declaration.
1634         * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
1635         proper values to new parameters of omp_adjust_for_condition.
1636
1637 2019-02-20  Jakub Jelinek  <jakub@redhat.com>
1638
1639         PR middle-end/89412
1640         * expr.c (expand_assignment): If result is a MEM, use change_address
1641         instead of simplify_gen_subreg.
1642
1643 2019-02-20  Jakub Jelinek  <jakub@redhat.com>
1644             David Malcolm  <dmalcolm@redhat.com>
1645
1646         PR middle-end/89091
1647         * fold-const.c (decode_field_reference): Return NULL_TREE if
1648         lang_hooks.types.type_for_size returns NULL.  Check it before
1649         overwriting *exp_.  Use return NULL_TREE instead of return 0.
1650
1651 2019-02-20  Jakub Jelinek  <jakub@redhat.com>
1652
1653         PR middle-end/88074
1654         PR middle-end/89415
1655         * toplev.c (do_compile): Double the emin/emax exponents to workaround
1656         buggy mpc_norm.
1657
1658 2019-02-20  Uroš Bizjak  <ubizjak@gmail.com>
1659
1660         PR target/89397
1661         * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
1662         TARGET_SSE in addition to TARGET_SSE_MATH.
1663
1664         (ix86_excess_precision): Ditto.
1665         (ix86_float_exceptions_rounding_supported_p): Ditto.
1666         (use_rsqrt_p): Ditto.
1667         * config/i386/sse.md (rsqrt<mode>2): Ditto.
1668
1669 2019-02-20  David Malcolm  <dmalcolm@redhat.com>
1670
1671         PR c/89410
1672         * diagnostic-show-locus.c (layout::calculate_line_spans): Use
1673         linenum_arith_t when determining if two adjacent line spans are
1674         close enough to merge.
1675         (diagnostic_show_locus): Use linenum_arith_t when iterating over
1676         lines within each line_span.
1677
1678 2019-02-20 Andre Vieira  <andre.simoesdiasvieira@arm.com>
1679
1680         PR target/86487
1681         * lra-constraints.c(uses_hard_regs_p): Fix handling of
1682         paradoxical SUBREGS.
1683
1684 2019-02-20  Li Jia He  <helijia@linux.ibm.com>
1685
1686         PR target/88100
1687         * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
1688         <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
1689         ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
1690         range checking it.
1691
1692 2019-02-19  Jonathan Wakely  <jwakely@redhat.com>
1693
1694         * config/gcn/gcn.c (print_operand): Fix typo.
1695
1696 2019-02-19  Richard Biener  <rguenther@suse.de>
1697
1698         PR middle-end/88074
1699         * toplev.c (do_compile): Initialize mpfr's exponent range
1700         based on available float modes.
1701
1702 2019-02-19  Eric Botcazou  <ebotcazou@adacore.com>
1703
1704         * rtlanal.c (get_initial_register_offset): Fall back to the estimate
1705         as long as the epilogue isn't completed.
1706
1707 2019-02-18  Martin Sebor  <msebor@redhat.com>
1708
1709         * doc/cpp.texi (Conditional syntax): Add __has_attribute,
1710         __has_cpp_attribute, and __has_include.
1711
1712 2019-02-18  Martin Sebor  <msebor@redhat.com>
1713
1714         * doc/invoke.texi (-Wreturn-type): Correct and expand.
1715
1716 2019-02-18  Martin Sebor  <msebor@redhat.com>
1717
1718         PR middle-end/89294
1719         * tree.c (valid_constant_size_p): Avoid assuming size is a constant
1720         expression.
1721         * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
1722
1723 2019-02-18  Richard Biener  <rguenther@suse.de>
1724
1725         PR tree-optimization/89296
1726         * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
1727         of no-warning flag to cases that might emit the bogus warning.
1728
1729 2019-02-18  Jakub Jelinek  <jakub@redhat.com>
1730
1731         PR bootstrap/88714
1732         * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
1733         "q" constraint.
1734         * config/arm/vfp.md (*movdi_vfp): Likewise.
1735         * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
1736         "q" constraint for operands[0].
1737
1738         PR target/89369
1739         * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
1740         *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
1741         pattern in a temporary buffer.
1742         (*r<noxa>sbg_sidi_srl): Likewise.  Always use 32 as I3 rather
1743         than 64-operands[2].
1744
1745         PR target/89361
1746         * config/s390/s390.c (s390_indirect_branch_attrvalue,
1747         s390_indirect_branch_settings): Define unconditionally.
1748         (s390_set_current_function): Likewise, but guard the whole body except
1749         the s390_indirect_branch_settings call with
1750         #if S390_USE_TARGET_ATTRIBUTE.
1751         (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
1752
1753         * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
1754         *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
1755         Use HOST_WIDE_INT_M1U instead of ~(0ULL).
1756         (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
1757         HOST_WIDE_INT_1U instead of 1ULL.
1758         (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
1759         to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
1760         (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
1761         z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
1762         instead of 1UL.
1763         (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
1764         instead of 1ul.
1765
1766 2019-02-18  Martin Jambor  <mjambor@suse.cz>
1767
1768         PR tree-optimization/89209
1769         * tree-sra.c (create_access_replacement): New optional parameter
1770         reg_tree.  Use it as a type if non-NULL and access type is not of
1771         a register type.
1772         (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
1773         to create_access_replacement.
1774         (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
1775         Check lacc is non-NULL before attempting to re-create it on the RHS.
1776
1777 2019-02-18  Martin Liska  <mliska@suse.cz>
1778
1779         PR ipa/89306
1780         * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
1781         by default.
1782         (symbol_table::free_edge): Recycle m_summary_id.
1783         * cgraph.h (get_summary_id): New.
1784         (symbol_table::release_symbol): Set m_summary_id to -1
1785         by default.
1786         (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
1787         * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
1788         function_summary to fast_function_summary.
1789         * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
1790         * ipa-pure-const.c (class funct_state_summary_t):
1791         Switch from function_summary to fast_function_summary.
1792         * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
1793         (class ipa_ref_opt_summary_t): Switch from function_summary
1794         to fast_function_summary.
1795         * symbol-summary.h (class function_summary_base): New class
1796         that is created from base of former function_summary.
1797         (function_summary_base::unregister_hooks): New.
1798         (class function_summary): Inherit from function_summary_base.
1799         (class call_summary_base): New class
1800         that is created from base of former call_summary.
1801         (class call_summary): Inherit from call_summary_base.
1802         (struct is_same): New.
1803         (class fast_function_summary): New summary class.
1804         (class fast_call_summary): New summary class.
1805         * vec.h (vec_safe_grow_cleared): New function.
1806
1807 2019-02-18  Martin Liska  <mliska@suse.cz>
1808
1809         * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
1810         (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
1811         * doc/tm.texi: Document new target hook.
1812         * doc/tm.texi.in: Likewise.
1813         * target.def: Add new target macro.
1814         * gcc.c (find_fortran_preinclude_file): Do not search multilib
1815         suffixes.
1816
1817 2019-02-17  Alan Modra  <amodra@gmail.com>
1818
1819         PR target/89271
1820         * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
1821         output reg on add insn.
1822         (<bd>tf_<mode> split): Likewise.  Match predicates with insn.
1823
1824 2019-02-16  H.J. Lu  <hongjiu.lu@intel.com>
1825
1826         PR target/89372
1827         * config/i386/sse.md (ssedoublemode): Remove V4HI.
1828         (PMULHRSW): Likewise.
1829         (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
1830         TARGET_AVX2.
1831         (ssse3_pmulhrswv4hi3): New expander.
1832
1833 2019-02-16  H.J. Lu  <hongjiu.lu@intel.com>
1834
1835         * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
1836         MMX.  Add isa attribute.
1837
1838 2019-02-16  Jakub Jelinek  <jakub@redhat.com>
1839
1840         PR rtl-optimization/66152
1841         * builtins.h (c_readstr): Declare.
1842         * builtins.c (c_readstr): Remove forward declaration.  Add
1843         null_terminated_p argument, if false, read all bytes from the
1844         string instead of stopping after '\0'.
1845         * expr.c (string_cst_read_str): New function.
1846         (store_expr): Use string_cst_read_str instead of
1847         builtin_strncpy_read_str.  Try to store by pieces the whole
1848         exp_len first, and only if that fails, split it up into
1849         store by pieces followed by clear_storage.  Formatting fix.
1850
1851         * config/i386/i386.md (*movqi_internal): Remove static from
1852         buf variable.  Use output_asm_insn (buf, operands); return "";
1853         instead of return buf;.
1854         * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
1855         *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
1856         *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
1857
1858 2019-02-15  Eric Botcazou  <ebotcazou@adacore.com>
1859
1860         * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
1861         (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
1862         * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
1863         (CC1_SPEC): Likewise.
1864         * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
1865
1866 2019-02-15  Eric Botcazou  <ebotcazou@adacore.com>
1867
1868         * asan.c (asan_emit_stack_protection): Use full-sized mask to align
1869         the base address on 64-bit strict-alignment platforms.
1870
1871 2019-02-15  H.J. Lu  <hongjiu.lu@intel.com>
1872
1873         * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
1874
1875 2019-02-15  Uroš Bizjak  <ubizjak@gmail.com>
1876
1877         * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
1878
1879 2019-02-15  Aaron Sawdey  <acsawdey@linux.ibm.com>
1880
1881         PR rtl-optimization/88308
1882         * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
1883         on copied instruction.
1884
1885 2019-02-15  Eric Botcazou  <ebotcazou@adacore.com>
1886
1887         * final.c (insn_current_reference_address): Replace test on JUMP_P
1888         with test on jump_to_label_p.
1889         * config/visium/visium-passes.def: New file.
1890         * config/visium/t-visium (PASSES_EXTRA): Define.
1891         * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
1892         * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
1893         (TRAMPOLINE_ALIGNMENT): Define.
1894         * config/visium/visium.c (visium_option_override): Do not register
1895         the machine-specific reorg pass here.
1896         (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
1897         for the GR6.
1898         (output_branch): Adjust threshold for long branch instruction.
1899         * config/visium/visium.md (cpu): Move around.
1900         (length): Adjust for the GR6.
1901
1902 2019-02-15  Richard Biener  <rguenther@suse.de>
1903             Jakub Jelinek  <jakub@redhat.com>
1904
1905         PR tree-optimization/89278
1906         * tree-loop-distribution.c: Include tree-eh.h.
1907         (generate_memset_builtin, generate_memcpy_builtin): Call
1908         rewrite_to_non_trapping_overflow on builtin->size before passing it
1909         to force_gimple_operand_gsi.
1910
1911 2019-02-15  Jakub Jelinek  <jakub@redhat.com>
1912
1913         PR other/89342
1914         * optc-save-gen.awk: Handle optimize_fast like optimize_size or
1915         optimize_debug.
1916         * opth-gen.awk: Likewise.
1917
1918 2019-02-15  Uroš Bizjak  <ubizjak@gmail.com>
1919
1920         * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
1921         Enable MMX, SSE and SSE2 by default.
1922         * config/i386/i386.c (ix86_option_override_internal): Do not
1923         explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
1924
1925 2019-02-14  Jakub Jelinek  <jakub@redhat.com>
1926
1927         PR rtl-optimization/89354
1928         * combine.c (make_extraction): Punt if extraction_mode is narrower
1929         than len bits.
1930
1931 2019-02-14  Maya Rashish  <coypu@sdf.org>
1932
1933         * config.gcc (*-*-netbsd*): Add netbsd-d.o.
1934         * config/netbsd-d.c: New file.
1935         * config/t-netbsd: Add netbsd-d.o
1936
1937 2018-02-14  Steve Ellcey  <sellcey@marvell.com>
1938
1939         * config/aarch64/aarch64.c (aarch64_attribute_table): Change
1940         affects_type_identity to true for aarch64_vector_pcs.
1941         (aarch64_comp_type_attributes): New function.
1942         (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
1943
1944 2019-02-14  Tamar Christina  <tamar.christina@arm.com>
1945
1946         PR target/88850
1947         * config/arm/iterators.md (ANY64): Add V4HF.
1948
1949 2019-02-14  Martin Liska  <mliska@suse.cz>
1950
1951         PR rtl-optimization/89242
1952         * dce.c (delete_unmarked_insns): Call free_dominance_info we
1953         process a transformation.
1954
1955 2019-02-14  Jakub Jelinek  <jakub@redhat.com>
1956
1957         PR tree-optimization/89314
1958         * fold-const.c (fold_binary_loc): Cast strlen argument to
1959         const char * before dereferencing it.  Formatting fixes.
1960
1961         PR middle-end/89284
1962         * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
1963
1964 2019-02-13  Ian Lance Taylor  <iant@golang.org>
1965
1966         * optc-save-gen.awk: Set var_opt_hash for initial optimizations
1967         and set current index for other optimizations.
1968
1969 2019-02-13  Uroš Bizjak  <ubizjak@gmail.com>
1970
1971         * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
1972         nonimmediate_operand as operand 2 predicate.
1973         (vec_set<VF2_512_256:mode>_0): Ditto.
1974         (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
1975         (*vec_concatv2si): Remove alternative 2.
1976         (*vec_concatv4si_0): Use vm constraint for alternative 0.
1977         (*vec_concatv4si_0): Remove preferred_for_speed attribute.
1978         (vec_concatv2di): Split alternatives 4,5,6 to ...
1979         (*vec_concatv2di_0) ... new pattern.
1980
1981 2019-02-13  Wilco Dijkstra  <wdijkstr@arm.com>
1982
1983         PR target/89190
1984         * config/arm/arm.c (ldm_stm_operation_p) Set
1985         addr_reg_in_reglist correctly for first register.
1986         (load_multiple_sequence): Remove dead base check.
1987         (gen_ldm_seq): Correctly set write_back for Thumb-1.
1988
1989 2019-02-13  Tamar Christina  <tamar.christina@arm.com>
1990
1991         PR target/88847
1992         * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
1993         Expose as @aarch64_pred_mov.
1994         * config/aarch64/aarch64.c (aarch64_classify_address):
1995         Use expand_insn which legitimizes operands.
1996
1997 2019-02-13  Martin Liska  <mliska@suse.cz>
1998
1999         * builtins.h (expand_builtin_with_bounds): Remove declaration.
2000         * calls.c (struct arg_data): Remove special_slot, pointer_arg
2001         and pointer_offset fields.
2002         (initialize_argument_information): Remove usage of dead
2003         fields.
2004         * cgraph.h (struct cgraph_thunk_info): Remove
2005         add_pointer_bounds_args.
2006         * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
2007         fields.
2008         (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
2009         fields.
2010         * config/i386/i386.c (ix86_function_arg_advance): Remove
2011         unrelated comment.
2012         (struct builtin_isa): Remove leaf_p and nothrow_p fields.
2013         (def_builtin):  Remove usage of dead
2014         fields.
2015         (ix86_add_new_builtins): Likewise.
2016         * ipa-fnsummary.c (compute_fn_summary): Likewise.
2017         * ipa-icf.c (sem_function::equals_wpa): Likewise.
2018         (sem_function::init): Likewise.
2019         (sem_variable::merge): Likewise.
2020         * ipa-visibility.c (function_and_variable_visibility): Likewise.
2021         * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
2022         * lto-cgraph.c (lto_output_node): Likewise.
2023         (lto_output_varpool_node): Likewise.
2024         (input_node): Likewise.
2025         (input_varpool_node): Likewise.
2026         * lto-streamer-out.c (lto_output): Likewise.
2027         * tree-inline.c (expand_call_inline): Remove usage of
2028         assign_stmts.
2029         * tree-inline.h (struct copy_body_data): Likewise.
2030         * varpool.c (varpool_node::dump): Likewise.
2031
2032 2019-02-13  Jakub Jelinek  <jakub@redhat.com>
2033
2034         PR middle-end/89303
2035         * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
2036         into pt->vars_contains_escaped_heap instead of setting
2037         pt->vars_contains_escaped_heap to it.
2038
2039         PR middle-end/89281
2040         * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
2041         INTVAL (size), compare it to GET_MODE_MASK instead of
2042         1 << GET_MODE_BITSIZE.
2043
2044         PR target/89290
2045         * config/i386/predicates.md (x86_64_immediate_operand): Allow
2046         TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
2047         -mcmodel=large.
2048
2049 2019-02-13  Martin Liska  <mliska@suse.cz>
2050
2051         PR lto/88858
2052         * cfgrtl.c (remove_barriers_from_footer): New function.
2053         (try_redirect_by_replacing_jump): Use it.
2054         (cfg_layout_redirect_edge_and_branch): Likewise.
2055
2056 2019-02-13  Xiong Hu Luo  <luoxhu@linux.vnet.ibm.com>
2057
2058         * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
2059         vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
2060         * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
2061         (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
2062         * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
2063         (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
2064         New BU_CRYPTO_2.
2065         * config/rs6000/rs6000.c (builtin_function_type)
2066         <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
2067         CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
2068         CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
2069         * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
2070         vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
2071
2072 2019-02-12  Pat Haugen  <pthaugen@us.ibm.com>
2073
2074         * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
2075         -maltivec. Delete -maltivec=be and -maltivec=le documentation.
2076
2077 2019-02-12  H.J. Lu  <hongjiu.lu@intel.com>
2078
2079         PR target/89229
2080         * config/i386/i386.md (*movoi_internal_avx): Revert revision
2081         268678 and revision 268657.
2082         (*movti_internal): Likewise.
2083
2084 2019-02-12  Ilya Leoshkevich  <iii@linux.ibm.com>
2085
2086         PR target/89233
2087         * config/s390/s390.c (s390_decompose_address): Update comment.
2088         (s390_check_qrst_address): Reject invalid address forms after
2089         LRA.
2090
2091 2019-02-12  Martin Liska  <mliska@suse.cz>
2092
2093         PR lto/88876
2094         * ipa-pure-const.c (propagate_pure_const): Revert hunk as
2095         we need default values of funct_state for a function that
2096         is not optimized.
2097
2098 2019-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2099
2100         * asan.c (asan_expand_mark_ifn): Take into account the alignment of
2101         the object to pick the size of stores on strict-alignment platforms.
2102
2103         * config/sparc/sparc.md (*movsi_insn): Minor tweak.
2104         (*movdi_insn_sp32): Likewise.
2105         (*movdi_insn_sp64): Likewise.
2106
2107 2019-02-12  Jan Hubicka  <hubicka@ucw.cz>
2108
2109         PR lto/88677
2110         * cgraphunit.c (analyze_functions): Clear READONLY flag for external
2111         types that needs constructiong.
2112         * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
2113
2114 2019-02-12  Richard Biener  <rguenther@suse.de>
2115
2116         PR tree-optimization/89253
2117         * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
2118         duplicate the loop.
2119
2120 2019-02-11  David Malcolm  <dmalcolm@redhat.com>
2121
2122         PR lto/88147
2123         * input.c (selftest::test_line_offset_overflow): New selftest.
2124         (selftest::input_c_tests): Call it.
2125
2126 2019-02-11  Martin Sebor  <msebor@redhat.com>
2127
2128         PR tree-optimization/88771
2129         * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
2130         when -Wstringop-overflow is set.
2131         (builtin_memref::builtin_memref): Adjust excessive upper bound
2132         only when lower bound is not excessive.
2133         (maybe_diag_overlap): Detect and diagnose excessive bounds via
2134         -Wstringop-ovefflow.
2135         (maybe_diag_offset_bounds): Rename...
2136         (maybe_diag_access_bounds): ...to this.
2137         (check_bounds_or_overlap): Adjust for name change above.
2138
2139 2019-02-11  Martin Sebor  <msebor@redhat.com>
2140
2141         PR c++/87996
2142         * builtins.c (max_object_size): Move from here...
2143         * builtins.h (max_object_size): ...and here...
2144         * tree.c (max_object_size): ...to here...
2145         * tree.h (max_object_size): ...and here.
2146
2147 2019-02-11  Bill Schmidt  <wschmidt@linux.ibm.com>
2148
2149         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
2150         and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
2151         for correct semantics.
2152
2153 2019-02-11  Alan Modra  <amodra@gmail.com>
2154
2155         * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
2156         -mlongcall and -mpltseq.
2157         (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
2158         (RS/6000 and PowerPC Options <-mpltseq>): Document.
2159         * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
2160         * config/rs6000/sysv4.opt (mpltseq): New option.
2161         * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
2162         (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
2163         support is lacking.  Don't allow -mpltseq with -mbss-plt.
2164         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
2165         -mpltseq given for ELFv1.
2166         * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
2167         Only use UNSPEC_PLTSEQ for inline PLT calls.
2168         (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments.  Only
2169         use UNSPEC_PLTSEQ for inline PLT calls.
2170         (rs6000_indirect_call_template_1, rs6000_longcall_ref),
2171         (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
2172         uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
2173         * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
2174         (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
2175         (pltseq_mtctr_<mode>): Likewise.
2176
2177 2019-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2178
2179         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
2180         Solaris ld.
2181         * configure: Regenerate.
2182
2183 2019-02-11  Jakub Jelinek  <jakub@redhat.com>
2184
2185         PR bootstrap/88714
2186         * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
2187         instead of r.
2188
2189 2019-02-11  Hans-Peter Nilsson  <hp@axis.com>
2190
2191         * function.c (assign_parm_setup_block): Use the stored
2192         size, not the passed size, when allocating stack-space,
2193         also for a parameter with alignment larger than
2194         MAX_SUPPORTED_STACK_ALIGNMENT.
2195
2196 2019-02-11  Martin Liska  <mliska@suse.cz>
2197
2198         PR ipa/89009
2199         * ipa-cp.c (build_toporder_info): Remove usage of a param.
2200         * ipa-inline.c (inline_small_functions): Likewise.
2201         * ipa-pure-const.c (propagate_pure_const): Likewise.
2202         (propagate_nothrow): Likewise.
2203         * ipa-reference.c (propagate): Likewise.
2204         * ipa-utils.c (struct searchc_env): Remove unused field.
2205         (searchc): Always search across AVAIL_INTERPOSABLE.
2206         (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
2207         the only called IPA pure const can properly not propagate
2208         across interposable boundary.
2209         * ipa-utils.h (ipa_reduced_postorder): Remove param.
2210
2211 2019-02-11  Chung-Ju Wu  <jasonwucj@gmail.com>
2212
2213         * config/nds32/nds32.md (call_internal, call_value_internal,
2214         sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
2215
2216 2019-02-11  Hans-Peter Nilsson  <hp@axis.com>
2217
2218         * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
2219         typo.
2220
2221 2019-02-10  H.J. Lu  <hongjiu.lu@intel.com>
2222
2223         * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
2224         in comments
2225
2226 2019-02-10  Chung-Ju Wu  <jasonwucj@gmail.com>
2227
2228         * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
2229
2230 2019-02-10  Jakub Jelinek  <jakub@redhat.com>
2231
2232         PR tree-optimization/89268
2233         * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
2234         if preds is non-NULL.
2235
2236 2019-02-09  Jan Hubicka  <hubicka@ucw.cz>
2237
2238         PR lto/89272
2239         * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
2240         polymorphic types.
2241
2242 2019-02-10  Monk Chiang  <sh.chiang04@gmail.com>
2243
2244         * config/nds32/nds32.md (trap): New pattern.
2245
2246 2019-02-10  Monk Chiang  <sh.chiang04@gmail.com>
2247
2248         * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
2249         dwarf span.
2250
2251 2019-02-10  Chung-Ju Wu  <jasonwucj@gmail.com>
2252
2253         * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
2254         to split POST_INC.
2255
2256 2019-02-09  Jan Hubicka  <hubicka@ucw.cz>
2257
2258         * ipa-visibility.c (localize_node): Also do not localize
2259         LDPR_PREVAILING_DEF_IRONLY_EXP.
2260
2261 2019-02-09  Jan Hubicka  <hubicka@ucw.cz>
2262
2263         PR lto/87957
2264         * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
2265         instead of type_with_linkage.
2266
2267 2019-02-09  Jan Hubicka  <hubicka@ucw.cz>
2268
2269         PR ipa/88755
2270         * params.def (uninlined-function-insns, uninlined-function-time,
2271         uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
2272         bound so we don't get overflows.
2273
2274 2019-02-09  Aaron Sawdey  <acsawdey@linux.ibm.com>
2275
2276         * config/rs6000/rs6000-string.c (expand_compare_loop,
2277         expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
2278         memcmp/strncmp.
2279
2280 2019-02-09  Jakub Jelinek  <jakub@redhat.com>
2281
2282         PR middle-end/89246
2283         * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2284         If !node->definition and TYPE_ARG_TYPES is non-NULL, use
2285         TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
2286
2287 2019-02-09  Alan Modra  <amodra@gmail.com>
2288
2289         PR target/88343
2290         * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
2291         case.  Match logic in rs6000_emit_prologue emitting pic_offset_table
2292         setup.
2293
2294 2019-02-08  Vladimir Makarov  <vmakarov@redhat.com>
2295
2296         PR middle-end/88560
2297         * lra-constraints.c (process_alt_operands): Don't increase reject
2298         for memory when offset memory is required.
2299
2300 2019-02-08  Robin Dapp  <rdapp@linux.ibm.com>
2301
2302         * config/s390/vector.md: Implement vector copysign.
2303
2304 2019-02-08  H.J. Lu  <hongjiu.lu@intel.com>
2305
2306         * expr.c (expand_constructor): Correct indentations.
2307
2308 2019-02-08  Richard Biener  <rguenther@suse.de>
2309
2310         PR tree-optimization/89247
2311         * tree-if-conv.c: Include tree-cfgcleanup.h.
2312         (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
2313         (tree_if_conversion): Pass through predicate vector.
2314         (pass_if_conversion::execute): Do CFG cleanup and SSA update
2315         inline, see if any if-converted loops we refrece in
2316         LOOP_VECTORIZED calls vanished and fixup.
2317         * tree-if-conv.h (tree_if_conversion): Adjust prototype.
2318
2319 2019-02-08  Ilya Leoshkevich  <iii@linux.ibm.com>
2320
2321         * config/s390/constraints.md (jdd): New constraint.
2322
2323 2019-02-08  H.J. Lu  <hongjiu.lu@intel.com>
2324
2325         PR target/89229
2326         * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
2327         upper 16 vector registers without TARGET_AVX512VL.
2328         (*movti_internal): Likewise.
2329
2330 2019-02-08  Jakub Jelinek  <jakub@redhat.com>
2331
2332         PR rtl-optimization/89234
2333         * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
2334         is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
2335         (copy_reg_eh_region_note_backward): Likewise.
2336
2337 2019-02-08  Richard Biener  <rguenther@suse.de>
2338
2339         PR middle-end/89223
2340         * tree-data-ref.c (initialize_matrix_A): Fail if constant
2341         doesn't fit in HWI.
2342         (analyze_subscript_affine_affine): Handle failure from
2343         initialize_matrix_A.
2344
2345 2019-02-08  Jakub Jelinek  <jakub@redhat.com>
2346
2347         * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
2348         cfun everywhere.
2349
2350 2019-02-07  David Malcolm  <dmalcolm@redhat.com>
2351
2352         PR tree-optimization/86637
2353         PR tree-optimization/89235
2354         * tree-vect-loop.c (optimize_mask_stores): Add an
2355         auto_purge_vect_location sentinel to ensure that vect_location is
2356         purged on exit.
2357         * tree-vectorizer.c
2358         (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
2359         (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
2360         to ensure that vect_location is purged on exit.
2361         (pass_slp_vectorize::execute): Likewise, replacing the manual
2362         reset.
2363         * tree-vectorizer.h (class auto_purge_vect_location): New class.
2364
2365 2019-02-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2366
2367         * config/aarch64/iterators.md (max_opp): New code_attr.
2368         (USMAX): New code iterator.
2369         * config/aarch64/predicates.md (aarch64_smin): New predicate.
2370         (aarch64_smax): Likewise.
2371         * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
2372         (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
2373         MINUS (MAX MIN).
2374
2375 2019-02-07  H.J. Lu  <hongjiu.lu@intel.com>
2376
2377         PR target/89229
2378         * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
2379         for TARGET_AVX512VL.
2380         (*movti_internal): Set mode to TI for TARGET_AVX512VL.
2381
2382 2019-02-07  Andreas Krebbel  <krebbel@linux.ibm.com>
2383
2384         * config/s390/s390-builtin-types.def: Add new types.
2385         * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
2386         (s390_vec_xlw4): Make the memory operand into a const pointer.
2387         (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
2388         float.
2389         * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
2390         a new vector type with the alignment of the scalar memory operand.
2391
2392 2019-02-07  Matthew Malcomson  <matthew.malcomson@arm.com>
2393             Jakub Jelinek  <jakub@redhat.com>
2394
2395         PR bootstrap/88714
2396         * config/arm/arm-protos.h (valid_operands_ldrd_strd,
2397         arm_count_ldrdstrd_insns): New declarations.
2398         * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
2399         MINUS.
2400         (valid_operands_ldrd_strd): New function.
2401         (arm_count_ldrdstrd_insns): New function.
2402         * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
2403         sets instead of single DImode set and define new insns to match this.
2404
2405 2019-02-07  Tamar Christina  <tamar.christina@arm.com>
2406
2407         * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
2408         Make it a C initializer.
2409
2410 2019-02-07  Tamar Christina  <tamar.christina@arm.com>
2411
2412         PR/target 88850
2413         * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
2414
2415 2019-02-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2416
2417         * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
2418         Use neon_dot<q> for type.
2419         (neon_<sup>dot_lane<vsi2qi>): Likewise.
2420
2421 2019-02-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2422
2423         * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
2424         Use neon_dot<q> for type.
2425         (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
2426         (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
2427
2428 2019-02-06  Vladimir Makarov  <vmakarov@redhat.com>
2429
2430         PR rtl-optimization/89225
2431         * lra-constaints.c (simplify_operand_subreg): Add subreg mode
2432         sizes check.
2433
2434 2019-02-06  Eric Botcazou  <ebotcazou@adacore.com>
2435
2436         * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
2437         after restoring registers saved to allocate the frame on Windows.
2438
2439 2019-02-06  Richard Biener  <rguenther@suse.de>
2440
2441         PR tree-optimization/89182
2442         * graphite.h (cached_scalar_evolution_in_region): Declare.
2443         * graphite.c (struct seir_cache_key): New.
2444         (struct sese_scev_hash): Likewise.
2445         (seir_cache): New global.
2446         (cached_scalar_evolution_in_region): New function.
2447         (graphite_transform_loops): Allocate and release seir_cache.
2448         * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
2449         cached_scalar_evolution_in_region.
2450         * graphite-scop-detection.c (scop_detection::can_represent_loop):
2451         Simplify.
2452         (scop_detection::graphite_can_represent_expr: Use
2453         cached_scalar_evolution_in_region.
2454         (scop_detection::stmt_simple_for_scop_p): Likewise.
2455         (find_params_in_bb): Likewise.
2456         (gather_bbs::before_dom_children): Likewise.
2457         * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
2458         (add_loop_constraints): Likewise.
2459
2460 2019-02-06  Jakub Jelinek  <jakub@redhat.com>
2461
2462         PR middle-end/89210
2463         * fold-const-call.c (fold_const_vec_convert): Pass true as last
2464         operand to new_unary_operation only if both element types are integral
2465         and it isn't a widening conversion.  Return NULL_TREE if
2466         new_unary_operation failed.
2467
2468 2019-02-05  Andreas Krebbel  <krebbel@linux.ibm.com>
2469
2470         PR target/88856
2471         * config/s390/s390.md: Remove load and test FP splitter.
2472
2473 2019-02-05  Aaron Sawdey  <acsawdey@linux.ibm.com>
2474
2475         PR target/89112
2476         * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
2477         expand_compare_loop, expand_block_compare_gpr,
2478         expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
2479         REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
2480         #include "profile-count.h" and "predict.h" for types and functions
2481         needed to work with REG_BR_PROB notes.
2482
2483 2019-02-05  Aaron Sawdey  <acsawdey@linux.ibm.com>
2484
2485         PR target/89112
2486         * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
2487         for the long branch case.
2488
2489 2019-02-05  Jakub Jelinek  <jakub@redhat.com>
2490
2491         PR target/89188
2492         * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
2493         can throw, non-call exceptions are enabled and we can't delete
2494         dead exceptions or alter cfg.  Set must_clean if
2495         delete_insn_and_edges returns true, don't set it blindly for calls.
2496         Assert that delete_unreachable_blocks is called only if can_alter_cfg.
2497
2498         PR rtl-optimization/89195
2499         * combine.c (make_extraction): For MEMs, don't extract bytes outside
2500         of the original MEM.
2501
2502 2019-02-05  Martin Liska  <mliska@suse.cz>
2503
2504         PR gcov-profile/89000
2505         * gcov.c (function_summary): Remove argument.
2506         (file_summary): New function.
2507         (print_usage): Replace tabs with spaces.
2508         (generate_results): Use new function file_summary.
2509
2510 2019-02-05  Jakub Jelinek  <jakub@redhat.com>
2511
2512         PR target/89186
2513         * optabs.c (prepare_cmp_insn): Pass x and y to
2514         emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
2515
2516 2019-02-05  Richard Biener  <rguenther@suse.de>
2517
2518         PR middle-end/89150
2519         * bitmap.h (struct bitmap_obstack): Do not mark GTY.
2520         (struct bitmap_element): Drop chain_prev so we properly recurse on
2521         the prev member, supporting tree views.
2522         (struct bitmap_head): GTY skip the obstack member.
2523
2524 2019-02-04  Alexander Monakov  <amonakov@ispras.ru>
2525
2526         PR c/88698
2527         * doc/extend.texi (Vector Extensions): Add an example of using vector
2528         types together with x86 intrinsics.
2529
2530 2019-02-04  Alan Modra  <amodra@gmail.com>
2531
2532         * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
2533         str[] size to 160, and comment.
2534
2535 2019-02-04  Alan Modra  <amodra@gmail.com>
2536
2537         * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
2538         (rs6000_pltseq_template): Guard output of TLS markers with
2539         TARGET_TLS_MARKERS.
2540         (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
2541         (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
2542         to use inline PLT sequences.
2543         * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
2544         (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
2545         (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
2546
2547 2019-02-04  Martin Liska  <mliska@suse.cz>
2548
2549         PR ipa/88985
2550         * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
2551         out when ipa_fn_summaries does not contain entry for callee.
2552
2553 2019-02-04  Eric Botcazou  <ebotcazou@adacore.com>
2554
2555         * config/sparc/sparc.h: Remove superfluous blank lines.
2556         * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
2557         (got_register_rtx): ...this.
2558         (sparc_got): Adjust to above renaming.
2559         (sparc_tls_got): Likewise.
2560         (sparc_delegitimize_address): Likewise.
2561         (sparc_output_mi_thunk): Likewise.
2562         (sparc_init_pic_reg): Likewise.
2563         (save_local_or_in_reg_p): Fix test on the GOT register.
2564         (USE_HIDDEN_LINKONCE): Move around.
2565         (get_pc_thunk_name): Likewise.
2566         (gen_load_pcrel_sym): Likewise.
2567         (load_got_register): Likewise.
2568
2569 2019-02-04  Kito Cheng  <kito.cheng@gmail.com>
2570
2571         * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
2572         of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
2573
2574 2019-02-04  Chung-Ju Wu  <jasonwucj@gmail.com>
2575
2576         * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
2577         into consideration.
2578
2579 2019-02-04  Chung-Ju Wu  <jasonwucj@gmail.com>
2580
2581         * config.gcc (with_nds32_lib, glibc):
2582         Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
2583         * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
2584         (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
2585
2586 2019-02-03  Uroš Bizjak  <ubizjak@gmail.com>
2587
2588         PR target/89071
2589         * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
2590         Do not prefer (v,v) alternative for non-AVX targets and (m,v)
2591         alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
2592         (*rcpsf2_sse): Ditto.
2593         (*rsqrtsf2_sse): Ditto.
2594         (sse4_1_round<mode<2): Ditto.
2595
2596 2019-02-03  Richard Biener  <rguenther@suse.de>
2597
2598         PR debug/87295
2599         * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
2600         orig.
2601
2602 2019-02-02  Jakub Jelinek  <jakub@redhat.com>
2603
2604         PR middle-end/87887
2605         * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2606         Punt with warning on aggregate return or argument types.  Ignore
2607         type/mode checking for uniform arguments.
2608
2609 2019-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
2610
2611         * combine.c (try_combine): Do not print "Can't combine" messages unless
2612         printing failed combination attempts.
2613
2614 2019-02-01  Martin Jambor  <mjambor@suse.cz>
2615
2616         PR hsa/87863
2617         * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
2618         segment and global segment variables before making them static.
2619
2620 2019-02-01  Martin Jambor  <mjambor@suse.cz>
2621
2622         * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
2623         missed optimization dump with dump_enabled_p.
2624
2625 2019-02-01  Richard Biener  <rguenther@suse.de>
2626
2627         PR middle-end/88597
2628         * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
2629         the instantiate cache.
2630         (instantiate_scev_binary): Elide second operand procesing
2631         if equal to the first.
2632         * tree-chrec.c (chrec_contains_symbols): Add visited set.
2633         (chrec_contains_undetermined): Likewise.
2634         (tree_contains_chrecs): Likewise.
2635
2636 2019-02-01  Jan Hubicka  <hubicka@ucw.cz>
2637
2638         * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
2639
2640 2019-02-01  Jakub Jelinek  <jakub@redhat.com>
2641
2642         PR tree-optimization/89143
2643         * wide-int-range.h (wide_int_range_absu): Declare.
2644         * wide-int-range.cc (wide_int_range_absu): New function.
2645         * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
2646
2647         PR tree-optimization/88107
2648         * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
2649         instead of assertion that eh_region_outermost is non-NULL, if it
2650         is NULL, set *ALL to true and return NULL.
2651         (move_sese_region_to_fn): Adjust caller, if all is set, call
2652         duplicate_eh_regions with NULL region.
2653
2654 2019-02-01  Richard Biener  <rguenth@suse.de>
2655
2656         PR rtl-optimization/88593
2657         * mode-switching.c (optimize_mode_switching): Free dominators before
2658         calling cleanup_cfg.
2659
2660 2019-02-01  Bin Cheng  <bin.cheng@linux.alibaba.com>
2661
2662         PR tree-optimization/88932
2663         * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
2664
2665 2019-01-31  Jakub Jelinek  <jakub@redhat.com>
2666
2667         PR middle-end/89137
2668         * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
2669         bogus clang warning.
2670
2671 2019-01-31  Uroš Bizjak  <ubizjak@gmail.com>
2672
2673         PR target/89071
2674         * config/i386/i386.md (*extendsfdf2): Split out reg->reg
2675         alternative to avoid partial SSE register stall for TARGET_AVX.
2676         (truncdfsf2): Ditto.
2677         (sse4_1_round<mode>2): Ditto.
2678
2679 2018-01-31  Bill Schmidt  <wschmidt@linux.ibm.com>
2680
2681         PR tree-optimization/89008
2682         * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
2683         process anything of the form X * 0.
2684
2685 2019-01-31  Richard Biener  <rguenther@suse.de>
2686
2687         PR tree-optimization/89135
2688         * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
2689         with abnormal preds.
2690
2691 2019-01-31  Jakub Jelinek  <jakub@redhat.com>
2692
2693         PR sanitizer/89124
2694         * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
2695         always_inline callees into no_sanitize_address callers.
2696
2697 2019-01-31  Richard Biener  <rguenther@suse.de>
2698
2699         PR rtl-optimization/89115
2700         * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
2701
2702 2019-01-30  Martin Sebor  <msebor@redhat.com>
2703
2704         PR other/89106
2705         * doc/extend.texi (cast to a union): Correct and expand.
2706
2707 2019-01-30  Vladimir Makarov  <vmakarov@redhat.com>
2708
2709         PR rtl-optimization/87246
2710         * lra-constraints.c (simplify_operand_subreg): Reload memory
2711         in subreg if the address became invalid.
2712
2713 2019-01-30  Bill Schmidt  <wschmidt@linux.ibm.com>
2714
2715         PR target/87064
2716         * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
2717         Disable for little-endian.
2718
2719 2019-01-30  Richard Biener  <rguenther@suse.de>
2720
2721         PR rtl-optimization/89115
2722         * opts.c (default_options_optimization): Reduce
2723         PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
2724         Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
2725         to the default.
2726
2727 2019-01-30  Kelvin Nilsen  <kelvin@gcc.gnu.org>
2728
2729         * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
2730         Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT.  Coerce result to
2731         type of vector element when vec_extract is implemented by direct
2732         move.
2733
2734 2019-01-30  Thomas Schwinge  <thomas@codesourcery.com>
2735
2736         * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
2737
2738 2019-01-30  Richard Biener  <rguenther@suse.de>
2739
2740         PR tree-optimization/89111
2741         * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
2742         canonicalization to appropriately sized access types.
2743
2744 2019-01-30  Jakub Jelinek  <jakub@redhat.com>
2745
2746         PR c++/89105
2747         * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
2748         for arguments to functions that are TU-local and shouldn't be
2749         referenced by assembly.
2750
2751 2019-01-30  Ulrich Drepper  <drepper@redhat.com>
2752
2753         * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
2754         after '='.
2755
2756 2019-01-29  Martin Sebor  <msebor@redhat.com>
2757
2758         PR c/88956
2759         * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
2760
2761 2019-01-29  Jakub Jelinek  <jakub@redhat.com>
2762
2763         PR c++/66676
2764         PR ipa/89104
2765         * omp-simd-clone.c (simd_clone_clauses_extract)
2766         <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
2767         OMP_CLAUSE_ALIGNED_ALIGNMENT.
2768
2769 2019-01-29  Vineet Gupta  <vgupta@synopsys.com>
2770
2771         * config.gcc: Force .init_array for ARC.
2772
2773 2019-01-29  Richard Biener  <rguenther@suse.de>
2774
2775         PR debug/87295
2776         * dwarf2out.c (collect_skeleton_dies): New helper.
2777         (copy_decls_for_unworthy_types): Call it.
2778         (build_abbrev_table): Assert we do not try to replace
2779         DW_AT_signature refs with local refs.
2780
2781 2019-01-28  Jakub Jelinek  <jakub@redhat.com>
2782
2783         PR middle-end/89002
2784         * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
2785         for lastprivate/linear IV, push gimplify context around gimplify_assign
2786         and, if it needed any temporaries, pop it into a gimple bind around the
2787         sequence.
2788
2789 2019-01-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2790
2791         * common.opt (-Wattribute-alias): Remove "no-" from name.
2792         Make -Wattribute-alias command line option and
2793         #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
2794
2795 2019-01-28  Jakub Jelinek  <jakub@redhat.com>
2796
2797         PR target/89073
2798         * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
2799         -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
2800         x86 ISA options.
2801         (bmi2): Add missing @opindex.
2802         * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
2803         options alphabetically.  Add missing 3dnow, 3dnowa, adx, avx, avx2,
2804         avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
2805         avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
2806         avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
2807         cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
2808         fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
2809         pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
2810         sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
2811         xsavec, xsaveopt and xsaves options.
2812
2813 2019-01-28  Richard Biener  <rguenther@suse.de>
2814
2815         PR debug/89076
2816         * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
2817         support removal.
2818
2819 2019-01-28  Richard Biener  <rguenther@suse.de>
2820
2821         PR tree-optimization/88739
2822         * tree-cfg.c (verify_types_in_gimple_reference): Verify
2823         BIT_FIELD_REFs only are applied to mode-precision operands
2824         when they are integral.
2825         (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
2826         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
2827         BIT_FIELD_REFs of non-mode-precision integral operands.
2828
2829 2019-01-27  Jakub Jelinek  <jakub@redhat.com>
2830
2831         PR target/87214
2832         * config/i386/sse.md
2833         (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
2834         avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
2835         first constants in pairs are multiples of 2.  Formatting fixes.
2836         (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
2837         avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
2838         first constants in each quadruple are multiples of 4.  Formatting fixes.
2839
2840 2019-01-26  Martin Jambor  <mjambor@suse.cz>
2841
2842         PR ipa/88933
2843         * tree-inline.c: Include tree-cfgcleanup.h.
2844         (delete_unreachable_blocks_update_callgraph): Move...
2845         * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
2846         ...here, make externally visible, make second argument bool, adjust
2847         all callers.
2848         * tree-cfgcleanup.c: Include cgraph.h.
2849         * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
2850         Declare.
2851         * ipa-prop.c: Include tree-cfgcleanup.h.
2852         (ipcp_transform_function): Call
2853         delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
2854
2855 2019-01-25  Vladimir Makarov  <vmakarov@redhat.com>
2856
2857         PR rtl-optimization/88846
2858         * ira.c (process_set_for_memref_referenced_p): New.
2859         (memref_referenced_p): Add new param.  Use
2860         process_set_for_memref_referenced_p.  Add new switch cases.
2861         (memref_used_between_p): Pass new arg to memref_referenced_p.
2862
2863 2019-01-25  Richard Earnshaw  <rearnsha@arm.com>
2864
2865         PR target/88469
2866         * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
2867         argument ABI_BREAK.  Set to true if the calculated alignment has
2868         changed in gcc-9.  Check bit-fields for their base type alignment.
2869         (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
2870         (aarch64_function_arg_boundary): Likewise.
2871         (aarch64_gimplify_va_arg_expr): Likewise.
2872
2873 2019-01-25  Richard Sandiford  <richard.sandiford@arm.com>
2874
2875         PR middle-end/89037
2876         * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
2877         instead of accessing TREE_INT_CST_ELT directly.
2878
2879 2019-01-25  Christophe Lyon  <christophe.lyon@linaro.org>
2880
2881         * doc/sourcebuild.texi (Environment attributes): Add fenv and
2882         fenv_exceptions description.
2883
2884 2019-01-25  Wilco Dijkstra  <wdijkstr@arm.com>
2885
2886         PR rtl-optimization/87763
2887         * config/aarch64/aarch64.c (aarch64_select_cc_mode):
2888         Allow SUBREG when matching CC_NZmode compare.
2889
2890 2019-01-25  Richard Biener  <rguenther@suse.de>
2891
2892         PR tree-optimization/89049
2893         * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
2894         Look at the pattern stmt to determine if the stmt is vectorized.
2895
2896 2019-01-25  Richard Sandiford  <richard.sandiford@arm.com>
2897
2898         * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
2899         (pred_mov<mode>): Handle all-register forms using both a new
2900         alternative and a split.
2901
2902 2019-01-25  Richard Biener  <rguenther@suse.de>
2903
2904         PR tree-optimization/86865
2905         * graphite-scop-detection.c (scop_detection::can_represent_loop):
2906         Reject non-do-while loops.
2907
2908 2019-01-24  Peter Bergner  <bergner@linux.ibm.com>
2909
2910         * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
2911         * config/rs6000/constraints.md (Q constraint): Use REG_P.
2912         * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
2913         * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
2914         SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
2915         * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2916         * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
2917         vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
2918         vlogical_operand, gpc_reg_operand, int_reg_operand,
2919         int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
2920         (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
2921         cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
2922         (save_world_operation, restore_world_operation, lmw_operation,
2923         stmw_operation): Use MEM_P and REG_P.
2924         (tie_operand): Use MEM_P.
2925         (vrsave_operation, crsave_operation): Use REG_P.
2926         (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
2927         (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
2928         (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
2929         (call_operand): Use HARD_REGISTER_P.
2930         (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
2931         Use CONST_INT_P.
2932         (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
2933         * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
2934         quad_aligned_load_p, replace_swapped_aligned_store,
2935         recombine_lvx_pattern, replace_swapped_aligned_load,
2936         recombine_stvx_pattern): Use MEM_P.
2937         (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
2938         Use MEM_P and SYMBOL_REF_P.
2939         (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
2940         (insn_is_swappable_p): Use REG_P and MEM_P.
2941         (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
2942         * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
2943         Use CONST_INT_P.
2944         * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
2945         Use CONST_DOUBLE_P.
2946         (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
2947         CONST_WIDE_INT_P.
2948         (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
2949         CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
2950         (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
2951         HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
2952         reg_or_subregno:
2953         (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
2954         (easy_altivec_constant, rs6000_legitimate_offset_address_p,
2955         rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
2956         rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
2957         rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
2958         rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
2959         rs6000_split_logical_di): Use CONST_INT_P.
2960         (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
2961         REG_P and SYMBOL_REF_P.
2962         (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
2963         (print_operand): Use CONST_INT_P, MEM_P and REG_P.
2964         (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
2965         mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
2966         (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
2967         (small_data_operand, print_operand_address): Use CONST_INT_P and
2968         SYMBOL_REF_P.
2969         (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
2970         (rs6000_init_hard_regno_mode_ok, direct_move_p):
2971         Use HARD_REGISTER_NUM_P.
2972         (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
2973         (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
2974         SUBREG_P and SYMBOL_REF_P.
2975         (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
2976         and HARD_REGISTER_NUM_P.
2977         (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
2978         reg_or_subregno.
2979         (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
2980         (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
2981         MEM_P and REG_P.
2982         (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
2983         registers_ok_for_quad_peep, rs6000_output_function_epilogue,
2984         find_addr_reg): Use REG_P.
2985         (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
2986         (rs6000_emit_le_vsx_move): Use SUBREG_P.
2987         (offsettable_ok_by_alignment, constant_pool_expr_p,
2988         legitimate_small_data_p, rs6000_output_dwarf_dtprel,
2989         rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
2990         rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
2991         rs6000_assemble_integer, create_TOC_reference,
2992         rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
2993         rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
2994         (rs6000_split_vec_extract_var): Use reg_or_subregno.
2995         * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
2996         CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
2997         * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2998         * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
2999         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
3000         (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
3001         (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
3002         (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
3003         * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
3004         and cbranch<mode>4): Use CONST_INT_P.
3005         (multiple define_splits): Use REG_P and SUBREG_P.
3006         (define_expands call, call_value): Use MEM_P.
3007         (define_expands sibcall, sibcall_value): Use CONST_INT_P and  MEM_P.
3008         (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
3009         * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
3010         *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
3011         and HARD_REGISTER_NUM_P.
3012         (multiple define_splits): Use HARD_REGISTER_NUM_P.
3013
3014 2019-01-24  Uroš Bizjak  <ubizjak@gmail.com>
3015
3016         PR rtl-optimization/88948
3017         * rtl.h (prepare_copy_insn): New prototype.
3018         * gcse.c (prepare_copy_insn): New function, split out from
3019         process_insert_insn.
3020         (process_insert_insn): Use prepare_copy_insn.
3021         * store-motion.c (replace_store_insn): Use prepare_copy_insn
3022         instead of gen_move_insn.
3023
3024 2019-01-24  Jakub Jelinek  <jakub@redhat.com>
3025
3026         PR debug/89006
3027         * config/i386/i386.c (ix86_pic_register_p): Return true for
3028         UNSPEC_SET_GOT too.
3029
3030         PR tree-optimization/88964
3031         * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
3032         punt if HONOR_SNANS (chrec).
3033
3034         PR middle-end/89015
3035         * tree-nested.c (convert_nonlocal_reference_stmt,
3036         convert_local_reference_stmt, convert_tramp_reference_stmt,
3037         convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
3038         gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
3039         or GIMPLE_OMP_TASK.
3040
3041         PR tree-optimization/89027
3042         * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
3043         for "omp simd array" variables.
3044
3045 2019-01-24  Richard Earnshaw  <rearnsha@arm.com>
3046
3047         PR target/88469
3048         * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
3049         force the alignment of m_val.
3050
3051 2019-01-24  Richard Biener  <rguenther@suse.de>
3052
3053         PR lto/87187
3054         * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
3055         When in "legacy" debug mode make sure to reset self-origins.
3056
3057 2019-01-24  Martin Liska  <mliska@suse.cz>
3058
3059         PR gcov-profile/88994
3060         * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
3061         result will be always smaller or equal to the original.
3062         * gcov.c (mangle_name): Fix else branch where we should
3063         also copy to PTR and shift the pointer.
3064
3065 2019-01-24  Xiong Hu Luo  <luoxhu@linux.vnet.ibm.com>
3066
3067         * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
3068         * vr-values.c (find_case_label_ranges): Fix a comment typo.
3069
3070 2019-01-23  Bin Cheng  <bin.cheng@arm.com>
3071             Steve Ellcey <sellcey@marvell.com>
3072
3073         PR target/85711
3074         * recog.c (address_operand): Return false on wrong mode for address.
3075         (constrain_operands): Check for mode with 'p' constraint.
3076
3077 2019-01-23  Uroš Bizjak  <ubizjak@gmail.com>
3078
3079         PR target/88998
3080         * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
3081         Disparage MMX alternative.
3082         (sse2_cvtpd2pi): Ditto.
3083         (sse2_cvttpd2pi): Ditto.
3084
3085 2019-01-23  David Malcolm  <dmalcolm@redhat.com>
3086
3087         PR driver/89014
3088         * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
3089         use-after-free of the result of
3090         aarch64_get_extension_string_for_isa_flags.
3091
3092 2019-01-23  Jakub Jelinek  <jakub@redhat.com>
3093
3094         PR c/44715
3095         * doc/extend.texi: Document break and continue behavior in
3096         statement expressions.
3097
3098 2019-01-23  Richard Biener  <rguenther@suse.de>
3099
3100         PR tree-optimization/89008
3101         * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
3102         not leave another stray operand.
3103
3104 2019-01-23  Jakub Jelinek  <jakub@redhat.com>
3105
3106         * BASE-VER: Bump to 9.0.1.
3107
3108 2019-01-23  Eric Botcazou  <ebotcazou@adacore.com>
3109
3110         * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
3111         thunk that returns by reference, use the type of the return object
3112         of the thunk instead of that of the alias to build the dereference.
3113
3114 2019-01-23  Vineet Gupta  <vgupta@synopsys.com>
3115
3116         * config/arc/atomic.md: Add operand to DMB instruction.
3117
3118 2019-01-23  Jakub Jelinek  <jakub@redhat.com>
3119
3120         PR tree-optimization/88964
3121         * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
3122         build_zero_cst instead of build_int_cst.  Return false for loop
3123         invariants which honor signed zeros.
3124
3125 2019-01-22  Segher Boessenkool  <segher@kernel.crashing.org>
3126
3127         * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
3128
3129 2019-01-22  Jakub Jelinek  <jakub@redhat.com>
3130
3131         PR target/88965
3132         * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
3133         (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
3134         is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
3135
3136         PR middle-end/88968
3137         * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
3138         non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
3139
3140         PR target/87064
3141         * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
3142         Disable for little endian.
3143
3144 2019-01-22  Richard Earnshaw  <rearnsha@arm.com>
3145
3146         PR target/88469
3147         * config/arm/arm.c (arm_needs_double_word_align): Check
3148         DECL_BIT_FIELD_TYPE.
3149
3150 2019-01-22  Hongtao Liu  <hongtao.liu@intel.com>
3151             H.J. Lu  <hongjiu.lu@intel.com>
3152
3153         PR target/88909
3154         * config/i386/i386-builtin.def: Add mask2 to all builtin
3155         initializations.  Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
3156         SPECIAL_ARGS.
3157         * config/i386/i386.c (BDESC): Add mask2 to the definition.
3158         (BDESC_FIRST): Likewise.
3159         (define_builtin): Add an argument for mask2.  Updated to handle
3160         both ix86_isa_flags and ix86_isa_flags2.
3161         (define_builtin_const): Likewise.
3162         (define_builtin_pure): Likewise.
3163         (define_builtin2): Deleted.
3164         (define_builtin_const2): Likewise.
3165         (builtin_description): Add a member, mask2.
3166         (bdesc_*): Add mask2 to builtin initializations.
3167         (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
3168         def_builtin_const and def_builtin_pure.  Remove SPECIAL_ARGS2
3169         support.
3170         (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
3171
3172 2019-01-22  H.J. Lu  <hongjiu.lu@intel.com>
3173
3174         PR target/88954
3175         * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
3176         noplt attribute.
3177
3178 2019-01-22  Richard Earnshaw  <rearnsha@arm.com>
3179
3180         PR target/88469
3181         * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
3182         alignment is dominated by a bitfield with 64-bit aligned base type.
3183         (arm_function_arg): Emit a warning if the alignment has changed since
3184         earlier GCC releases.
3185         (arm_function_arg_boundary): Likewise.
3186         (arm_setup_incoming_varargs): Likewise.
3187
3188 2019-01-22  Richard Biener  <rguenther@suse.de>
3189
3190         PR tree-optimization/88862
3191         * graphite-scop-detection.c
3192         (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
3193
3194 2019-01-22  Andrew Stubbs  <ams@codesourcery.com>
3195
3196         * doc/extend.tex (AMD GCN Function Attributes): New section.
3197         * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
3198         * doc/invoke.texi (AMD GCN Options): New section.
3199         * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
3200
3201 2019-01-22  Eric Botcazou  <ebotcazou@adacore.com>
3202
3203         * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
3204         register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
3205
3206 2019-01-22  Jakub Jelinek  <jakub@redhat.com>
3207
3208         PR tree-optimization/88044
3209         * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
3210         is false in the first iteration, but !every_iteration, return false
3211         instead of true with niter->niter zero.
3212
3213         PR rtl-optimization/88904
3214         * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
3215         any nonequal registers before processing BB_END (b).
3216
3217         PR target/88905
3218         * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
3219         GET_MODE (op0).
3220         (expand_binop_directly, expand_doubleword_clz,
3221         expand_doubleword_popcount, expand_ctz, expand_ffs,
3222         expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
3223
3224         PR rtl-optimization/49429
3225         PR target/49454
3226         PR rtl-optimization/86334
3227         PR target/88906
3228         * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
3229         addressable from here...
3230         (emit_block_op_via_libcall): ... to here.
3231
3232 2019-01-22  Richard Biener  <rguenther@suse.de>
3233
3234         * tree-vect-loop.c (vect_analyze_loop_operations): Use
3235         auto_vec for cost vector to fix memleak.
3236         (vectorize_fold_left_reduction): Properly gather SLP defs.
3237         (vectorizable_comparison): Do not swap operands to properly
3238         gather SLP defs.
3239
3240 2019-01-22  Alan Modra  <amodra@gmail.com>
3241
3242         PR target/88614
3243         * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
3244         stays a reg.  Allow a const_int.
3245         * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
3246         * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
3247         (IS_NOMARK_TLSGETADDR): Define.
3248         * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
3249         (rs6000_output_tlsargs): New function.
3250         (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
3251         __tls_get_addr call takes an arg.
3252         (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
3253         * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
3254         delete split..
3255         (call_value_nonlocal_sysv): ..or here, delete split.
3256         (tls_gdld_nomark): Delete.
3257         (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
3258         predicate.  Call rs6000_output_tlsargs.  Adjust length to suit.
3259         (call_value_nonlocal_sysv): Likewise.
3260         (call_value_nonlocal_sysv_secure): Likewise.
3261         (call_value_nonlocal_aix): Likewise.
3262         (call_value_indirect_aix): Likewise.
3263         (call_value_indirect_elfv2): Likewise.
3264         (call_value_local32, call_value_local64): Disable for no-mark tls.
3265         (call_value_local_aix): Likewise.
3266
3267 2019-01-21  Uroš Bizjak  <ubizjak@gmail.com>
3268
3269         PR target/88938
3270         * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
3271         case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
3272
3273 2019-01-21  Michael Ploujnikov  <michael.ploujnikov@oracle.com>
3274
3275         * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
3276         string contents as hash_map keys.
3277
3278 2019-01-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3279
3280         PR c/88928
3281         * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
3282         for rvalue context.  Handle rvalues correctly.  Use min_align_of_type
3283         instead of TYPE_ALIGN.
3284         (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
3285         Use min_align_of_type instead of TYPE_ALIGN_UNIT.  Check for NULL
3286         pointer from TYPE_STUB_DECL.
3287
3288 2019-01-21  Richard Biener  <rguenther@suse.de>
3289
3290         PR tree-optimization/88934
3291         * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
3292         at the possibly non-constant operand.
3293         (vect_get_constant_vectors): Adjust.
3294
3295 2019-01-21  H.J. Lu  <hongjiu.lu@intel.com>
3296
3297         PR target/71659
3298         * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
3299         * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
3300         instead of _X86INTRIN_H_INCLUDED.
3301         * onfig/i386/clwbintrin.h: Likewise.
3302         * config/i386/pkuintrin.h: Likewise.
3303         * config/i386/prfchwintrin.h: Likewise.
3304         * config/i386/rdseedintrin.h: Likewise.
3305         * config/i386/wbnoinvdintrin.h: Likewise.
3306         * config/i386/xsavecintrin.h: Likewise.
3307         * config/i386/xsavesintrin.h: Likewise.
3308         * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
3309         * config/i386/xsaveintrin.h: Likewise.
3310         * config/i386/xsaveoptintrin.h: Likewise.
3311         * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
3312         <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
3313         <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
3314         <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
3315         <wbnoinvdintrin.h> and <pkuintrin.h> to ...
3316         * config/i386/immintrin.h: Here.
3317
3318 2019-01-20  Martin Jambor  <mjambor@suse.cz>
3319
3320         PR ipa/87615
3321         * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
3322         with aa_walk_budget.
3323         * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
3324         aa_walk_budget_p parameter.
3325         * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi.  Limit AA
3326         walk.  Updated all callers.
3327         (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
3328         (eliminated_by_inlining_prob): New parameter fbi, pass it on to
3329         unmodified_parm.
3330         (will_be_nonconstant_expr_predicate): New parameter fbi, removed
3331         parameter info.  Extract info from fbi.  Pass fbi to recursive calls
3332         and to unmodified_parm.
3333         (phi_result_unknown_predicate): New parameter fbi, removed parameter
3334         info, updated call to will_be_nonconstant_expr_predicate.
3335         (param_change_prob): New parameter fbi, limit AA walking.
3336         (analyze_function_body): Initialize aa_walk_budget in fbi.  Update
3337         calls to various above functions.
3338         * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
3339         parameter.  Use it to limit AA walking.
3340         * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
3341         fbi, limit AA walk.
3342         (detect_type_change): New parameter fbi, pass it on to
3343         detect_type_change_from_memory_writes.
3344         (detect_type_change_ssa): Likewise.
3345         (aa_overwalked): Removed.
3346         (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
3347         accordingly, adjust to the neew AA limiting scheme.
3348         (parm_ref_data_preserved_p): Likewise.
3349         (ipa_compute_jump_functions_for_edge): Adjust call to
3350         get_dynamic_type.
3351         (ipa_analyze_call_uses): Likewise.
3352         (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
3353         (ipa_analyze_node): Initialize aa_walk_budget.
3354         (ipcp_transform_function): Likewise.
3355         * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
3356         to get_dynamic_type.
3357
3358 2019-01-19  Jakub Jelinek  <jakub@redhat.com>
3359
3360         * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
3361         outside of #if CHECKING_P code.
3362
3363 2019-01-19  Richard Sandiford  <richard.sandiford@arm.com>
3364
3365         * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
3366         New function, split out from...
3367         (loop_versioning::analyze_stride): ...here.
3368         (loop_versioning::find_per_loop_multiplication): Use gassign.
3369         (loop_versioning::analyze_term_using_scevs): Return a success code.
3370         (loop_versioning::analyze_arbitrary_term): New function.
3371         (loop_versioning::analyze_address_fragment): Use
3372         analyze_arbitrary_term if all else fails.
3373
3374 2019-01-18  Segher Boessenkool  <segher@kernel.crashing.org>
3375
3376         PR target/88892
3377         * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
3378         operands.
3379
3380 2019-01-18  Richard Biener  <rguenther@suse.de>
3381
3382         PR tree-optimization/88903
3383         * tree-vect-stmts.c (vectorizable_shift): Verify we see all
3384         scalar stmts a SLP shift amount is composed of when detecting
3385         shifts by scalars.
3386
3387 2019-01-18  Richard Earnshaw  <rearnsha@arm.com>
3388
3389         PR target/88799
3390         * config/arm/arm-cpus.in (mp): New feature.
3391         (sec): New feature.
3392         (fgroup ARMv7ve): Add mp and sec features.
3393         (arch armv7-a): Add options to allow mp and sec extensions.
3394         (cpu generic-armv7-a): Add options to allow mp and sec extensions.
3395         (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
3396         extenstions to the base architecture.
3397         (cpu cortex-a8): Add sec extension to the base architecture.
3398         (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
3399         * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
3400         variants down to the base v7-a varaint.
3401         * config/arm/t-multilib (v7_a_arch_variants): New variable.
3402         * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
3403         of permitted extensions for -march=armv7-a and for
3404         -mcpu=generic-armv7-a.
3405
3406 2019-01-18  Martin Liska  <mliska@suse.cz>
3407
3408         * params.def: Fix comment.
3409         * tree-profile.c (gimple_init_gcov_profiler): Bump function
3410         name.
3411         (gimple_gen_ic_func_profiler): Likewise.
3412
3413 2019-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
3414
3415         * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
3416         * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
3417         and put in error checks for stack protector guard options.
3418         (aarch64_stack_protect_guard): New.
3419         (TARGET_STACK_PROTECT_GUARD): Define.
3420         * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
3421         (reg_stack_protect_address<mode>): New.
3422         (stack_protect_set): Adjust for SSP_GLOBAL.
3423         (stack_protect_test): Likewise.
3424         * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
3425         (-mstack-protector-guard): Likewise.
3426         (-mstack-protector-guard-offset): Likewise.
3427
3428 2019-01-18  Jakub Jelinek  <jakub@redhat.com>
3429
3430         PR tree-optimization/86214
3431         * tree-inline.h (struct copy_body_data): Add
3432         add_clobbers_to_eh_landing_pads member.
3433         * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
3434         (copy_edges_for_bb): Call it if EH edge destination is <
3435         id->add_clobbers_to_eh_landing_pads.  Fix a comment typo.
3436         (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
3437         if flag_stack_reuse != SR_NONE and clear it afterwards.
3438
3439 2019-01-18  Christophe Lyon  <christophe.lyon@linaro.org>
3440
3441         PR target/85596
3442         * doc/install.texi (with-multilib-list): Document for aarch64.
3443
3444 2019-01-18  Jakub Jelinek  <jakub@redhat.com>
3445
3446         PR target/88734
3447         * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
3448         (("..."))) with ("...").
3449
3450 2019-01-18  Sebastian Huber  <sebastian.huber@embedded-brains.de>
3451
3452         * doc/extend.texi (Built-in Functions for Memory Model Aware
3453         Atomic Operations): Document atomic fetch and nand.
3454
3455 2019-01-18  Martin Liska  <mliska@suse.cz>
3456             Richard Biener  <rguenther@suse.de>
3457
3458         PR middle-end/88587
3459         * cgraph.h (create_version_clone_with_body): Add new argument
3460         with attributes.
3461         * cgraphclones.c (cgraph_node::create_version_clone): Add
3462         DECL_ATTRIBUTES to a newly created decl.  And call
3463         valid_attribute_p so that proper cl_target_optimization_node
3464         is set for the newly created declaration.
3465         * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
3466         for declaration.
3467         (expand_target_clones): Do not call valid_attribute_p, it must
3468         be already done.
3469         * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
3470         vector types.
3471
3472 2019-01-17  Jakub Jelinek  <jakub@redhat.com>
3473
3474         PR target/88734
3475         * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
3476         (("..."))) with ("...").  Use arch=armv8.2-a+sha3 instead of
3477         arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
3478
3479 2019-01-17  Martin Sebor  <msebor@redhat.com>
3480
3481         PR middle-end/88273
3482         * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
3483         Handle anti-ranges the same as no range at all.
3484
3485 2018-01-17  Steve Ellcey  <sellcey@cavium.com>
3486
3487         * config/aarch64/aarch64.c (cgraph.h): New include.
3488         (intl.h): New include.
3489         (supported_simd_type): New function.
3490         (currently_supported_simd_type): Ditto.
3491         (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
3492         (aarch64_simd_clone_adjust): Ditto.
3493         (aarch64_simd_clone_usable): Ditto.
3494         (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
3495         (TARGET_SIMD_CLONE_ADJUST): Ditto.
3496         (TARGET_SIMD_CLONE_USABLE): Ditto.
3497         * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
3498         * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
3499         call.
3500
3501 2019-01-17  Martin Sebor  <msebor@redhat.com>
3502
3503         PR tree-optimization/88800
3504         * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
3505         NO_WARNING bit here.  Avoid folding out-of-bounds calls.
3506         * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
3507         redundant argument.  Add new argument and issue diagnostics under
3508         its control.  Detect out-of-bounds access even with warnings
3509         disabled.
3510         (check_bounds_or_overlap): Change return type.  Add argument.
3511         (wrestrict_dom_walker::check_call): Adjust.
3512         * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
3513         * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
3514         check_bounds_or_overlap's return value.
3515         (handle_builtin_stxncpy): Same.
3516         (handle_builtin_strcat): Same.
3517
3518 2019-01-17  Andrew Stubbs  <ams@codesourcery.com>
3519             Kwok Cheung Yeung  <kcy@codesourcery.com>
3520             Julian Brown  <julian@codesourcery.com>
3521             Tom de Vries  <tom@codesourcery.com>
3522
3523         * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
3524
3525 2019-01-17  Andrew Stubbs  <ams@codesourcery.com>
3526
3527         * doc/sourcebuild.texi: Document dg-require-effective-target
3528         llvm_binutils and offload_gcn.
3529
3530 2019-01-17  Andrew Stubbs  <ams@codesourcery.com>
3531             Kwok Cheung Yeung  <kcy@codesourcery.com>
3532             Julian Brown  <julian@codesourcery.com>
3533             Tom de Vries  <tom@codesourcery.com>
3534
3535         * doc/sourcebuild.texi: Document dg-required-effective-target
3536         exceptions.
3537
3538 2019-01-17  Andrew Stubbs  <ams@codesourcery.com>
3539             Kwok Cheung Yeung  <kcy@codesourcery.com>
3540             Julian Brown  <julian@codesourcery.com>
3541             Tom de Vries  <tom@codesourcery.com>
3542             Jan Hubicka  <hubicka@ucw.cz>
3543             Martin Jambor  <mjambor@suse.cz>
3544
3545         * config.gcc: Add amdgcn*-*-amdhsa configuration.
3546         * configure.ac: Check for dlopen.
3547         * configure: Regenerate.
3548
3549 2019-01-17  Andrew Stubbs  <ams@codesourcery.com>
3550             Kwok Cheung Yeung  <kcy@codesourcery.com>
3551             Julian Brown  <julian@codesourcery.com>
3552             Tom de Vries  <tom@codesourcery.com>
3553             Jan Hubicka  <hubicka@ucw.cz>
3554             Martin Jambor  <mjambor@suse.cz>
3555
3556         * common/config/gcn/gcn-common.c: New file.
3557         * config/gcn/driver-gcn.c: New file.
3558         * config/gcn/gcn-builtins.def: New file.
3559         * config/gcn/gcn-hsa.h: New file.
3560         * config/gcn/gcn-modes.def: New file.
3561         * config/gcn/gcn-opts.h: New file.
3562         * config/gcn/gcn-passes.def: New file.
3563         * config/gcn/gcn-protos.h: New file.
3564         * config/gcn/gcn-run.c: New file.
3565         * config/gcn/gcn-tree.c: New file.
3566         * config/gcn/gcn.c: New file.
3567         * config/gcn/gcn.h: New file.
3568         * config/gcn/gcn.opt: New file.
3569         * config/gcn/t-gcn-hsa: New file.
3570
3571 2019-01-17  Andrew Stubbs  <ams@codesourcery.com>
3572             Kwok Cheung Yeung  <kcy@codesourcery.com>
3573             Julian Brown  <julian@codesourcery.com>
3574             Tom de Vries  <tom@codesourcery.com>
3575             Jan Hubicka  <hubicka@ucw.cz>
3576             Martin Jambor  <mjambor@suse.cz>
3577
3578         * config/gcn/constraints.md: New file.
3579         * config/gcn/gcn-valu.md: New file.
3580         * config/gcn/gcn.md: New file.
3581         * config/gcn/predicates.md: New file.
3582
3583 2019-01-17  Eric Botcazou  <ebotcazou@adacore.com>
3584
3585         * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
3586         flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
3587         (stmt_uses_0_or_null_in_undefined_way): Likewise.
3588         * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
3589
3590 2019-01-17  Tamar Christina  <tamar.christina@arm.com>
3591
3592         PR target/88851
3593         * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
3594         * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
3595         it and document registers.
3596
3597 2019-01-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3598
3599         * config/aarch64/aarch64.c (ares_tunings): Define.
3600         * config/aarch64/aarch64-cores.def (ares): Use the above.
3601
3602 2019-01-17  Wei Xiao  <wei3.xiao@intel.com>
3603
3604         PR target/88794
3605         Revert:
3606         2018-11-06  Wei Xiao  <wei3.xiao@intel.com>
3607
3608         * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
3609         (_mm512_fixupimm_round_pd): Update parameters and builtin.
3610         (_mm512_maskz_fixupimm_round_pd): Ditto.
3611         (_mm512_fixupimm_round_ps): Ditto.
3612         (_mm512_maskz_fixupimm_round_ps): Ditto.
3613         (_mm_fixupimm_round_sd): Ditto.
3614         (_mm_maskz_fixupimm_round_sd): Ditto.
3615         (_mm_fixupimm_round_ss): Ditto.
3616         (_mm_maskz_fixupimm_round_ss): Ditto.
3617         (_mm512_fixupimm_pd): Ditto.
3618         (_mm512_maskz_fixupimm_pd): Ditto.
3619         (_mm512_fixupimm_ps): Ditto.
3620         (_mm512_maskz_fixupimm_ps): Ditto.
3621         (_mm_fixupimm_sd): Ditto.
3622         (_mm_maskz_fixupimm_sd): Ditto.
3623         (_mm_fixupimm_ss): Ditto.
3624         (_mm_maskz_fixupimm_ss): Ditto.
3625         (_mm512_mask_fixupimm_round_pd): Update builtin.
3626         (_mm512_mask_fixupimm_round_ps): Ditto.
3627         (_mm_mask_fixupimm_round_sd): Ditto.
3628         (_mm_mask_fixupimm_round_ss): Ditto.
3629         (_mm512_mask_fixupimm_pd): Ditto.
3630         (_mm512_mask_fixupimm_ps): Ditto.
3631         (_mm_mask_fixupimm_sd): Ditto.
3632         (_mm_mask_fixupimm_ss): Ditto.
3633         * config/i386/avx512vlintrin.h:
3634         (_mm256_fixupimm_pd): Update parameters and builtin.
3635         (_mm256_maskz_fixupimm_pd): Ditto.
3636         (_mm256_fixupimm_ps): Ditto.
3637         (_mm256_maskz_fixupimm_ps): Ditto.
3638         (_mm_fixupimm_pd): Ditto.
3639         (_mm_maskz_fixupimm_pd): Ditto.
3640         (_mm_fixupimm_ps): Ditto.
3641         (_mm_maskz_fixupimm_ps): Ditto.
3642         (_mm256_mask_fixupimm_pd): Update builtin.
3643         (_mm256_mask_fixupimm_ps): Ditto.
3644         (_mm_mask_fixupimm_pd): Ditto.
3645         (_mm_mask_fixupimm_ps): Ditto.
3646         * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
3647         * config/i386/i386-builtin.def: Update builtin definitions.
3648         * config/i386/i386.c: Handle new builtin types and remove useless ones.
3649         * config/i386/sse.md: Update VFIXUPIMM* patterns.
3650         (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
3651         (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
3652         (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
3653         (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
3654         (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
3655         (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
3656         * config/i386/subst.md:
3657         (round_saeonly_sd_mask_operand4): Add new subst_attr.
3658         (round_saeonly_sd_mask_op4): Ditto.
3659         (round_saeonly_expand_operand5): Ditto.
3660         (round_saeonly_expand): Update.
3661
3662 2019-01-17  Wei Xiao  <wei3.xiao@intel.com>
3663
3664         PR target/88794
3665         Revert:
3666         2018-11-12  Wei Xiao  <wei3.xiao@intel.com>
3667
3668         * config/i386/sse.md: Combine VFIXUPIMM* patterns
3669         (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
3670         (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
3671         (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
3672         (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
3673         (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
3674         (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
3675
3676 2019-01-17  Wei Xiao  <wei3.xiao@intel.com>
3677
3678         PR target/88794
3679         Revert:
3680         2018-12-15  Jakub Jelinek  <jakub@redhat.com>
3681
3682         PR target/88489
3683         * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
3684         (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
3685         instead of UNSPEC_FIXUPIMM.
3686
3687 2019-01-17  Richard Biener  <rguenther@suse.de>
3688
3689         PR lto/86736
3690         * dwarf2out.c (want_pubnames): Never generate pubnames sections
3691         and friends for the LTO part of debug info.
3692
3693 2019-01-17  Jakub Jelinek  <jakub@redhat.com>
3694
3695         PR tree-optimization/86214
3696         * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
3697         if x == y.
3698
3699         PR rtl-optimization/88870
3700         * dce.c (deletable_insn_p): Never delete const/pure calls that can
3701         throw if we can't alter the cfg or delete dead exceptions.
3702         (mark_insn): Don't call find_call_stack_args for such calls.
3703
3704 2019-01-17  Kewen Lin  <linkw@gcc.gnu.org>
3705
3706         * doc/extend.texi: Add four new prototypes for vec_ld and seven new
3707         prototypes for vec_st.
3708         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
3709         for scalar address type variants of altivec_vec_ld/altivec_vec_st,
3710         mainly on signed/unsigned long long and double.
3711
3712 2019-01-16  David Malcolm  <dmalcolm@redhat.com>
3713
3714         PR target/88861
3715         * combine.c (delete_noop_moves): Convert to "bool" return,
3716         returning true if any edges are eliminated.
3717         (combine_instructions): Also return true if delete_noop_moves
3718         returns true.
3719
3720 2019-01-16  Tamar Christina  <tamar.christina@arm.com>
3721
3722         * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
3723         correct max nunits for endian swap.
3724         (aarch64_expand_fcmla_builtin): Correct subreg code.
3725         * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
3726         aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
3727         lane endianness.
3728
3729 2019-01-16  Uroš Bizjak  <ubizjak@gmail.com>
3730
3731         * config/alpha/alpha.c (alpha_gimplify_va_arg):
3732         Handle split indirect COMPLEX_TYPE arguments.
3733
3734 2019-01-16  Richard Earnshaw  <rearnsha@arm.com>
3735
3736         PR target/86891
3737         * config/aarch64/aarch64-modes.def: Add comment about how the carry
3738         bit is set by add and compare.
3739         (CC_ADC): New CC_MODE.
3740         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
3741         to cache the code and mode of X.  Adjust the shape of a CC_Cmode
3742         comparison.  Add detection for CC_ADCmode.
3743         (aarch64_get_condition_code_1): Update code support for CC_Cmode.  Add
3744         CC_ADCmode.
3745         * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
3746         (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
3747         (add<mode>3_compareC_cconly_imm): Delete.  Merge into...
3748         (add<mode>3_compareC_cconly): ... this.  Restructure the comparison
3749         to eliminate the need for zero-extending the operands.
3750         (add<mode>3_compareC_imm): Delete.  Merge into ...
3751         (add<mode>3_compareC): ... this.  Restructure the comparison to
3752         eliminate the need for zero-extending the operands.
3753         (add<mode>3_carryin): Use LTU for the overflow detection.
3754         (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
3755         Reexpress comparison for overflow.
3756         (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
3757         (add<mode>3_carryinC): Likewise.
3758         (add<mode>3_carryinV): Use LTU for carry between partials.
3759         * config/aarch64/predicates.md (aarch64_carry_operation): Update
3760         handling of CC_Cmode and add CC_ADCmode.
3761         (aarch64_borrow_operation): Likewise.
3762
3763 2019-01-16  Tamar Christina  <tamar.christina@arm.com>
3764
3765         * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
3766         * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
3767         * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
3768         neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
3769
3770 2019-01-16  Martin Liska  <mliska@suse.cz>
3771
3772         * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
3773         for GCC driver.
3774         * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
3775         a new argument.
3776         * gcc.c (add_sysrooted_hdrs_prefix): New function.
3777         (path_prefix_reset): Move up in the source file.
3778         (find_fortran_preinclude_file): Make complex search for the
3779         fortran header files.
3780
3781 2019-01-15  Nikhil Benesch  <nikhil.benesch@gmail.com>
3782
3783         * godump.c (go_output_typedef): When outputting a typedef, refer
3784         to the underlying type by its name and not its structure.
3785
3786 2019-01-15  David Malcolm  <dmalcolm@redhat.com>
3787
3788         PR c++/88795
3789         * tree.c (build_function_type): Assert that arg_types is not
3790         error_mark_node.
3791
3792 2019-01-15  Richard Sandiford  <richard.sandiford@arm.com>
3793
3794         PR inline-asm/52813
3795         * doc/extend.texi: Document that listing the stack pointer in the
3796         clobber list of an asm is a deprecated feature.
3797         * common.opt (Wdeprecated): Moved from c-family/c.opt.
3798         * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
3799         warning instead of an error for clobbers of the stack pointer.
3800         Add a note explaining why.
3801
3802 2019-01-15  Richard Biener  <rguenther@suse.de>
3803
3804         PR debug/88046
3805         * dwarf2out.c (gen_member_die): Do not generate inheritance
3806         DIEs late.
3807
3808 2019-01-15  Richard Biener  <rguenther@suse.de>
3809
3810         PR tree-optimization/88855
3811         * tree-if-conv.c (combine_blocks): Collect
3812         SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
3813
3814 2019-01-15  Tom de Vries  <tdevries@suse.de>
3815
3816         PR target/80547
3817         * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
3818         lhs == NULL_TREE for gang-level reduction.
3819
3820 2019-01-15  Richard Biener  <rguenther@suse.de>
3821             Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
3822
3823         PR ipa/88788
3824         * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
3825         return true if SSA_NAME is already marked in visited bitmap.
3826         (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
3827
3828 2019-01-15  Jakub Jelinek  <jakub@redhat.com>
3829
3830         PR tree-optimization/88775
3831         * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
3832         equal == 0 equality pointer comparisons some more if compared in
3833         integral types and either one points to an automatic var and the
3834         other to a global, or we can prove at least one points to the middle
3835         or both point to start or both point to end.
3836
3837 2019-01-14  Andi Kleen  <ak@linux.intel.com>
3838
3839         * Makefile.in: Lower autofdo sampling rate by 10x.
3840         * Makefile.tpl: Dito.
3841
3842 2019-01-14  Tom Honermann  <tom@honermann.net>
3843
3844         * defaults.h: Define CHAR8_TYPE.
3845
3846 2019-01-14  Martin Sebor  <msebor@redhat.com>
3847
3848         PR target/88638
3849         * doc/extend.texi (Darwin Format Checks): Clarify.
3850
3851 2019-01-14  Richard Biener  <rguenther@suse.de>
3852
3853         * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
3854         whether we are in (simplify ...) or (match ...) context.
3855
3856 2019-01-14  Jakub Jelinek  <jakub@redhat.com>
3857
3858         PR rtl-optimization/88796
3859         * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
3860         * cfgexpand.c (stack_protect_prologue): Initialize
3861         crtl->stack_protect_guard_decl.
3862         * function.c (stack_protect_epilogue): Use it instead of calling
3863         targetm.stack_protect_guard again.
3864         * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
3865         MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
3866         crtl->stack_protect_guard_decl.
3867         * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
3868         on the returned MEM_EXPR.
3869
3870 2019-01-12  Tom de Vries  <tdevries@suse.de>
3871
3872         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
3873         vector length using -fopenacc-dim.
3874
3875 2019-01-12  Tom de Vries  <tdevries@suse.de>
3876
3877         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
3878         lengths into account.
3879
3880 2019-01-12  Svante Signell  <svante.signell@gmail.com>
3881
3882         * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
3883         (TARGET_CAN_SPLIT_STACK): Define.
3884         (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
3885
3886 2019-01-05  Jan Hubicka  <hubicka@ucw.cz>
3887
3888         * params.def (inline-unit-growth): Set to 40.
3889
3890 2019-01-12  Jakub Jelinek  <jakub@redhat.com>
3891
3892         * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
3893
3894 2019-01-12  Tom de Vries  <tdevries@suse.de>
3895
3896         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
3897         region calling vector-partitionable routine, set default_vector_length
3898         to WARP_SIZE.
3899
3900 2019-01-12  Tom de Vries  <tdevries@suse.de>
3901
3902         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
3903         variable default_vector_length.
3904
3905 2019-01-12  Tom de Vries  <tdevries@suse.de>
3906
3907         PR middle-end/88703
3908         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
3909         from oacc_default_dims, as oacc_validate_dims would do it, and apply
3910         dimensions limits.
3911
3912 2019-01-12  Tom de Vries  <tdevries@suse.de>
3913
3914         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
3915         (nvptx_goacc_validate_dims): Add used parameter.
3916         * doc/tm.texi: Regenerate.
3917         * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
3918         argument to call to targetm.goacc.validate_dims.
3919         (default_goacc_validate_dims): Add used
3920         parameter.
3921         * target.def (validate_dims): Add used parameter in DEFHOOK.
3922         * targhooks.h (default_goacc_validate_dims): Add used parameter.
3923
3924 2019-01-11  Jakub Jelinek  <jakub@redhat.com>
3925
3926         PR middle-end/85956
3927         PR lto/88733
3928         * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
3929         field.
3930         * tree-inline.c (remap_type_1): Formatting fix.  If TYPE_MAX_VALUE of
3931         ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
3932         a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
3933         * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
3934
3935 2019-01-11  Vladimir Makarov  <vmakarov@redhat.com>
3936
3937         PR rtl-optimization/87305
3938         * lra-assigns.c
3939         (setup_live_pseudos_and_spill_after_risky_transforms): Add code
3940         for little endian pseudos used as paradoxical subreg.
3941
3942 2019-01-11  Jakub Jelinek  <jakub@redhat.com>
3943
3944         PR tree-optimization/88693
3945         * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
3946         for STRING_CSTs that don't contain any NUL characters in the first
3947         TREE_STRING_LENGTH bytes.
3948
3949 2019-01-11  Alan Modra  <amodra@gmail.com>
3950
3951         PR 88777
3952         PR 88614
3953         * genattrtab.c (min_fn): Don't translate values.
3954         (min_attr_value): Return INT_MAX when the value can't be calculated.
3955         Return minimum among any values that can be calculated.
3956         (max_attr_value): Adjust.
3957
3958 2019-01-11  Jakub Jelinek  <jakub@redhat.com>
3959
3960         * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
3961
3962 2019-01-11  Steve Ellcey  <sellcey@marvell.com>
3963
3964         * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
3965         (aarch64_hard_regno_call_part_clobbered): Add insn argument.
3966         (aarch64_return_call_with_max_clobbers): New function.
3967         (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
3968         * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
3969         argument.
3970         * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
3971         * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
3972         * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
3973         * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
3974         * cselib.c (cselib_process_insn): Add argument to
3975         targetm.hard_regno_call_part_clobbered call.
3976         * ira-conflicts.c (ira_build_conflicts): Ditto.
3977         * ira-costs.c (ira_tune_allocno_costs): Ditto.
3978         * lra-constraints.c (inherit_reload_reg): Ditto.
3979         * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
3980         * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
3981         argument.  Call targetm.return_call_with_max_clobbers.
3982         Add argument to targetm.hard_regno_call_part_clobbered call.
3983         (calls_have_same_clobbers_p): New function.
3984         (process_bb_lives): Add call_insn and last_call_insn variables.
3985         Pass call_insn to check_pseudos_live_through_calls.
3986         Modify if stmt to check targetm.return_call_with_max_clobbers.
3987         Update setting of flush variable.
3988         (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
3989         to false.
3990         * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
3991         * regcprop.c (copyprop_hardreg_forward_1): Add argument to
3992         targetm.hard_regno_call_part_clobbered call.
3993         * reginfo.c (choose_hard_reg_mode): Ditto.
3994         * regrename.c (check_new_reg_p): Ditto.
3995         * reload.c (find_equiv_reg): Ditto.
3996         * reload1.c (emit_reload_insns): Ditto.
3997         * sched-deps.c (deps_analyze_insn): Ditto.
3998         * sel-sched.c (init_regs_for_mode): Ditto.
3999         (mark_unavailable_hard_regs): Ditto.
4000         * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
4001         * target.def (hard_regno_call_part_clobbered): Add insn argument.
4002         (return_call_with_max_clobbers): New target function.
4003         * doc/tm.texi: Regenerate.
4004         * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
4005         * hooks.c (hook_bool_uint_mode_false): Change to
4006         hook_bool_insn_uint_mode_false.
4007         * hooks.h (hook_bool_uint_mode_false): Ditto.
4008
4009 2019-01-11  Steve Ellcey  <sellcey@marvell.com>
4010
4011         * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
4012         (aarch64_remove_extra_call_preserved_regs): New function.
4013         (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
4014         * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
4015         * doc/tm.texi: Regenerate.
4016         * final.c (get_call_reg_set_usage): Call new hook.
4017         * target.def (remove_extra_call_preserved_regs): New hook.
4018         * targhooks.c (default_remove_extra_call_preserved_regs): New function.
4019         * targhooks.h (default_remove_extra_call_preserved_regs): New function.
4020
4021 2019-01-11  Jakub Jelinek  <jakub@redhat.com>
4022
4023         PR bootstrap/88714
4024         * passes.c (finish_optimization_passes): Call print_combine_total_stats
4025         inside of pass_combine_1 dump rather than pass_profile_1.
4026
4027 2019-01-11  Tom de Vries  <tdevries@suse.de>
4028
4029         * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
4030         (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
4031         (PTX_NUM_PER_WORKER_BARRIERS): Define.
4032         (nvptx_apply_dim_limits): Prevent vector_length 64 and
4033         num_workers 16.
4034
4035 2019-01-11  Tom de Vries  <tdevries@suse.de>
4036
4037         * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
4038
4039 2019-01-11  Jan Beulich  <jbeulich@suse.com>
4040
4041         * config/i386/i386.md (rex64suffix): Add L suffix for SI.
4042         * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
4043         sse2_cvtsi2sd): Add {l}.
4044         (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
4045         syntax.
4046
4047 2019-01-10  Jakub Jelinek  <jakub@redhat.com>
4048
4049         PR target/88785
4050         * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
4051         define_expand.
4052         (*float<floatunssuffix>v2div2sf2): New define_insn.
4053         (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
4054         (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
4055         (*float<floatunssuffix>v2div2sf2_mask_1): Replace
4056         subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
4057         match_operands with "const0_operand" "C".
4058
4059 2019-01-10  Tamar Christina  <tamar.christina@arm.com>
4060
4061         * config/aarch64/aarch64-builtins.c
4062         (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
4063         (aarch64_init_simd_builtins): ...Here
4064
4065 2019-01-10  Vladimir Makarov  <vmakarov@redhat.com>
4066
4067         PR rtl-optimization/87305
4068         * lra-assigns.c
4069         (setup_live_pseudos_and_spill_after_risky_transforms): Check
4070         allocation for big endian pseudos used as paradoxical subregs and
4071         spill them if it is wrong.
4072         * lra-constraints.c (lra_constraints): Add a comment.
4073
4074 2019-01-10  Richard Biener  <rguenther@suse.de>
4075
4076         PR tree-optimization/88792
4077         * tree-ssa-pre.c (get_representative_for): Do not return a
4078         value-number here.
4079
4080 2019-01-10  Jakub Jelinek  <jakub@redhat.com>
4081
4082         PR middle-end/84877
4083         PR bootstrap/88450
4084         * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
4085         (assign_parm_setup_block): Do the argument slot realignment here
4086         instead.
4087
4088 2019-01-10  Stefan Agner  <stefan@agner.ch>
4089
4090         PR target/88648
4091         * config/arm/arm.c (arm_option_override_internal): Force
4092         opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
4093
4094 2019-01-10  Jakub Jelinek  <jakub@redhat.com>
4095
4096         PR c/88568
4097         * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
4098         DECL_EXTERNAL.
4099
4100 2019-01-10  Tamar Christina  <tamar.christina@arm.com>
4101
4102         * config/arm/arm-builtins.c
4103         (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
4104         (MAC_LANE_PAIR_QUALIFIERS): New.
4105         (arm_expand_builtin_args): Use it.
4106         (arm_expand_builtin_1): Likewise.
4107         * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
4108         * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
4109         * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
4110         * config/arm/arm_neon.h:
4111         (vcadd_rot90_f16): New.
4112         (vcaddq_rot90_f16): New.
4113         (vcadd_rot270_f16): New.
4114         (vcaddq_rot270_f16): New.
4115         (vcmla_f16): New.
4116         (vcmlaq_f16): New.
4117         (vcmla_lane_f16): New.
4118         (vcmla_laneq_f16): New.
4119         (vcmlaq_lane_f16): New.
4120         (vcmlaq_laneq_f16): New.
4121         (vcmla_rot90_f16): New.
4122         (vcmlaq_rot90_f16): New.
4123         (vcmla_rot90_lane_f16): New.
4124         (vcmla_rot90_laneq_f16): New.
4125         (vcmlaq_rot90_lane_f16): New.
4126         (vcmlaq_rot90_laneq_f16): New.
4127         (vcmla_rot180_f16): New.
4128         (vcmlaq_rot180_f16): New.
4129         (vcmla_rot180_lane_f16): New.
4130         (vcmla_rot180_laneq_f16): New.
4131         (vcmlaq_rot180_lane_f16): New.
4132         (vcmlaq_rot180_laneq_f16): New.
4133         (vcmla_rot270_f16): New.
4134         (vcmlaq_rot270_f16): New.
4135         (vcmla_rot270_lane_f16): New.
4136         (vcmla_rot270_laneq_f16): New.
4137         (vcmlaq_rot270_lane_f16): New.
4138         (vcmlaq_rot270_laneq_f16): New.
4139         (vcadd_rot90_f32): New.
4140         (vcaddq_rot90_f32): New.
4141         (vcadd_rot270_f32): New.
4142         (vcaddq_rot270_f32): New.
4143         (vcmla_f32): New.
4144         (vcmlaq_f32): New.
4145         (vcmla_lane_f32): New.
4146         (vcmla_laneq_f32): New.
4147         (vcmlaq_lane_f32): New.
4148         (vcmlaq_laneq_f32): New.
4149         (vcmla_rot90_f32): New.
4150         (vcmlaq_rot90_f32): New.
4151         (vcmla_rot90_lane_f32): New.
4152         (vcmla_rot90_laneq_f32): New.
4153         (vcmlaq_rot90_lane_f32): New.
4154         (vcmlaq_rot90_laneq_f32): New.
4155         (vcmla_rot180_f32): New.
4156         (vcmlaq_rot180_f32): New.
4157         (vcmla_rot180_lane_f32): New.
4158         (vcmla_rot180_laneq_f32): New.
4159         (vcmlaq_rot180_lane_f32): New.
4160         (vcmlaq_rot180_laneq_f32): New.
4161         (vcmla_rot270_f32): New.
4162         (vcmlaq_rot270_f32): New.
4163         (vcmla_rot270_lane_f32): New.
4164         (vcmla_rot270_laneq_f32): New.
4165         (vcmlaq_rot270_lane_f32): New.
4166         (vcmlaq_rot270_laneq_f32): New.
4167         * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
4168         vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180, vcmla_lane270,
4169         vcmla_laneq0, vcmla_laneq90, vcmla_laneq180, vcmla_laneq270,
4170         vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180, vcmlaq_lane270): New.
4171         * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
4172         neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
4173         * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
4174         * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
4175         (arm_option_reconfigure_globals): Use them.
4176         * config/arm/iterators.md (VDF, VQ_HSF): New.
4177         (VCADD, VCMLA): New.
4178         (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
4179         * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>): New.
4180         * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
4181         UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
4182
4183 2019-01-10  Tamar Christina  <tamar.christina@arm.com>
4184
4185         * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers): Add qualifier_lane_pair_index.
4186         (emit-rtl.h): Include.
4187         (TYPES_QUADOP_LANE_PAIR): New.
4188         (aarch64_simd_expand_args): Use it.
4189         (aarch64_simd_expand_builtin): Likewise.
4190         (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum): New.
4191         (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
4192         AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
4193         aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
4194         (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
4195         (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
4196         AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF, AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
4197         AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF, AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
4198         AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF, AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
4199         AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
4200         * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
4201         * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Add __ARM_FEATURE_COMPLEX.
4202         * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0, fcmla90,
4203         fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180, fcmla_lane270,
4204         fcmla_laneq0, fcmla_laneq90, fcmla_laneq180, fcmla_laneq270,
4205         fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180, fcmlaq_lane270): New.
4206         * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
4207         aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,aarch64_fcadd<rot><mode>,
4208         aarch64_fcmla<rot><mode>): New.
4209         * config/aarch64/arm_neon.h:
4210         (vcadd_rot90_f16): New.
4211         (vcaddq_rot90_f16): New.
4212         (vcadd_rot270_f16): New.
4213         (vcaddq_rot270_f16): New.
4214         (vcmla_f16): New.
4215         (vcmlaq_f16): New.
4216         (vcmla_lane_f16): New.
4217         (vcmla_laneq_f16): New.
4218         (vcmlaq_lane_f16): New.
4219         (vcmlaq_rot90_lane_f16): New.
4220         (vcmla_rot90_laneq_f16): New.
4221         (vcmla_rot90_lane_f16): New.
4222         (vcmlaq_rot90_f16): New.
4223         (vcmla_rot90_f16): New.
4224         (vcmlaq_laneq_f16): New.
4225         (vcmla_rot180_laneq_f16): New.
4226         (vcmla_rot180_lane_f16): New.
4227         (vcmlaq_rot180_f16): New.
4228         (vcmla_rot180_f16): New.
4229         (vcmlaq_rot90_laneq_f16): New.
4230         (vcmlaq_rot270_laneq_f16): New.
4231         (vcmlaq_rot270_lane_f16): New.
4232         (vcmla_rot270_laneq_f16): New.
4233         (vcmlaq_rot270_f16): New.
4234         (vcmla_rot270_f16): New.
4235         (vcmlaq_rot180_laneq_f16): New.
4236         (vcmlaq_rot180_lane_f16): New.
4237         (vcmla_rot270_lane_f16): New.
4238         (vcadd_rot90_f32): New.
4239         (vcaddq_rot90_f32): New.
4240         (vcaddq_rot90_f64): New.
4241         (vcadd_rot270_f32): New.
4242         (vcaddq_rot270_f32): New.
4243         (vcaddq_rot270_f64): New.
4244         (vcmla_f32): New.
4245         (vcmlaq_f32): New.
4246         (vcmlaq_f64): New.
4247         (vcmla_lane_f32): New.
4248         (vcmla_laneq_f32): New.
4249         (vcmlaq_lane_f32): New.
4250         (vcmlaq_laneq_f32): New.
4251         (vcmla_rot90_f32): New.
4252         (vcmlaq_rot90_f32): New.
4253         (vcmlaq_rot90_f64): New.
4254         (vcmla_rot90_lane_f32): New.
4255         (vcmla_rot90_laneq_f32): New.
4256         (vcmlaq_rot90_lane_f32): New.
4257         (vcmlaq_rot90_laneq_f32): New.
4258         (vcmla_rot180_f32): New.
4259         (vcmlaq_rot180_f32): New.
4260         (vcmlaq_rot180_f64): New.
4261         (vcmla_rot180_lane_f32): New.
4262         (vcmla_rot180_laneq_f32): New.
4263         (vcmlaq_rot180_lane_f32): New.
4264         (vcmlaq_rot180_laneq_f32): New.
4265         (vcmla_rot270_f32): New.
4266         (vcmlaq_rot270_f32): New.
4267         (vcmlaq_rot270_f64): New.
4268         (vcmla_rot270_lane_f32): New.
4269         (vcmla_rot270_laneq_f32): New.
4270         (vcmlaq_rot270_lane_f32): New.
4271         (vcmlaq_rot270_laneq_f32): New.
4272         * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
4273         * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
4274         UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
4275         (FCADD, FCMLA): New.
4276         (rot): New.
4277         * config/arm/types.md (neon_fcadd, neon_fcmla): New.
4278
4279 2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>
4280
4281         PR other/16615
4282
4283         * config/pa/pa.c: Change "can not" to "cannot".
4284         * gimple-ssa-evrp-analyze.c: Likewise.
4285         * ipa-icf.c: Likewise.
4286         * ipa-polymorphic-call.c: Likewise.
4287         * ipa-pure-const.c: Likewise.
4288         * lra-constraints.c: Likewise.
4289         * lra-remat.c: Likewise.
4290         * reload1.c: Likewise.
4291         * reorg.c: Likewise.
4292         * tree-ssa-uninit.c: Likewise.
4293
4294 2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>
4295
4296         PR other/16615
4297
4298         * Makefile.in: Mechanically replace "can not" with "cannot".
4299         * alias.c: Likewise.
4300         * builtins.c: Likewise.
4301         * calls.c: Likewise.
4302         * cgraph.c: Likewise.
4303         * cgraph.h: Likewise.
4304         * cgraphclones.c: Likewise.
4305         * cgraphunit.c: Likewise.
4306         * combine-stack-adj.c: Likewise.
4307         * combine.c: Likewise.
4308         * common/config/i386/i386-common.c: Likewise.
4309         * config/aarch64/aarch64.c: Likewise.
4310         * config/alpha/sync.md: Likewise.
4311         * config/arc/arc.c: Likewise.
4312         * config/arc/predicates.md: Likewise.
4313         * config/arm/arm-c.c: Likewise.
4314         * config/arm/arm.c: Likewise.
4315         * config/arm/arm.h: Likewise.
4316         * config/arm/arm.md: Likewise.
4317         * config/arm/cortex-r4f.md: Likewise.
4318         * config/csky/csky.c: Likewise.
4319         * config/csky/csky.h: Likewise.
4320         * config/darwin-f.c: Likewise.
4321         * config/epiphany/epiphany.md: Likewise.
4322         * config/i386/i386.c: Likewise.
4323         * config/i386/sol2.h: Likewise.
4324         * config/m68k/m68k.c: Likewise.
4325         * config/mcore/mcore.h: Likewise.
4326         * config/microblaze/microblaze.md: Likewise.
4327         * config/mips/20kc.md: Likewise.
4328         * config/mips/sb1.md: Likewise.
4329         * config/nds32/nds32.c: Likewise.
4330         * config/nds32/predicates.md: Likewise.
4331         * config/pa/pa.c: Likewise.
4332         * config/rs6000/e300c2c3.md: Likewise.
4333         * config/rs6000/rs6000.c: Likewise.
4334         * config/s390/s390.h: Likewise.
4335         * config/sh/sh.c: Likewise.
4336         * config/sh/sh.md: Likewise.
4337         * config/spu/vmx2spu.h: Likewise.
4338         * cprop.c: Likewise.
4339         * dbxout.c: Likewise.
4340         * df-scan.c: Likewise.
4341         * doc/cfg.texi: Likewise.
4342         * doc/extend.texi: Likewise.
4343         * doc/fragments.texi: Likewise.
4344         * doc/gty.texi: Likewise.
4345         * doc/invoke.texi: Likewise.
4346         * doc/lto.texi: Likewise.
4347         * doc/md.texi: Likewise.
4348         * doc/objc.texi: Likewise.
4349         * doc/rtl.texi: Likewise.
4350         * doc/tm.texi: Likewise.
4351         * dse.c: Likewise.
4352         * emit-rtl.c: Likewise.
4353         * emit-rtl.h: Likewise.
4354         * except.c: Likewise.
4355         * expmed.c: Likewise.
4356         * expr.c: Likewise.
4357         * fold-const.c: Likewise.
4358         * genautomata.c: Likewise.
4359         * gimple-fold.c: Likewise.
4360         * hard-reg-set.h: Likewise.
4361         * ifcvt.c: Likewise.
4362         * ipa-comdats.c: Likewise.
4363         * ipa-cp.c: Likewise.
4364         * ipa-devirt.c: Likewise.
4365         * ipa-fnsummary.c: Likewise.
4366         * ipa-icf.c: Likewise.
4367         * ipa-inline-transform.c: Likewise.
4368         * ipa-inline.c: Likewise.
4369         * ipa-polymorphic-call.c: Likewise.
4370         * ipa-profile.c: Likewise.
4371         * ipa-prop.c: Likewise.
4372         * ipa-pure-const.c: Likewise.
4373         * ipa-reference.c: Likewise.
4374         * ipa-split.c: Likewise.
4375         * ipa-visibility.c: Likewise.
4376         * ipa.c: Likewise.
4377         * ira-build.c: Likewise.
4378         * ira-color.c: Likewise.
4379         * ira-conflicts.c: Likewise.
4380         * ira-costs.c: Likewise.
4381         * ira-int.h: Likewise.
4382         * ira-lives.c: Likewise.
4383         * ira.c: Likewise.
4384         * ira.h: Likewise.
4385         * loop-invariant.c: Likewise.
4386         * loop-unroll.c: Likewise.
4387         * lower-subreg.c: Likewise.
4388         * lra-assigns.c: Likewise.
4389         * lra-constraints.c: Likewise.
4390         * lra-eliminations.c: Likewise.
4391         * lra-lives.c: Likewise.
4392         * lra-remat.c: Likewise.
4393         * lra-spills.c: Likewise.
4394         * lra.c: Likewise.
4395         * lto-cgraph.c: Likewise.
4396         * lto-streamer-out.c: Likewise.
4397         * postreload-gcse.c: Likewise.
4398         * predict.c: Likewise.
4399         * profile-count.h: Likewise.
4400         * profile.c: Likewise.
4401         * recog.c: Likewise.
4402         * ree.c: Likewise.
4403         * reload.c: Likewise.
4404         * reload1.c: Likewise.
4405         * reorg.c: Likewise.
4406         * resource.c: Likewise.
4407         * rtl.def: Likewise.
4408         * rtl.h: Likewise.
4409         * rtlanal.c: Likewise.
4410         * sched-deps.c: Likewise.
4411         * sched-ebb.c: Likewise.
4412         * sched-rgn.c: Likewise.
4413         * sel-sched-ir.c: Likewise.
4414         * sel-sched.c: Likewise.
4415         * shrink-wrap.c: Likewise.
4416         * simplify-rtx.c: Likewise.
4417         * symtab.c: Likewise.
4418         * target.def: Likewise.
4419         * toplev.c: Likewise.
4420         * tree-call-cdce.c: Likewise.
4421         * tree-cfg.c: Likewise.
4422         * tree-complex.c: Likewise.
4423         * tree-core.h: Likewise.
4424         * tree-eh.c: Likewise.
4425         * tree-inline.c: Likewise.
4426         * tree-loop-distribution.c: Likewise.
4427         * tree-nrv.c: Likewise.
4428         * tree-profile.c: Likewise.
4429         * tree-sra.c: Likewise.
4430         * tree-ssa-alias.c: Likewise.
4431         * tree-ssa-dce.c: Likewise.
4432         * tree-ssa-dom.c: Likewise.
4433         * tree-ssa-forwprop.c: Likewise.
4434         * tree-ssa-loop-im.c: Likewise.
4435         * tree-ssa-loop-ivcanon.c: Likewise.
4436         * tree-ssa-loop-ivopts.c: Likewise.
4437         * tree-ssa-loop-niter.c: Likewise.
4438         * tree-ssa-phionlycprop.c: Likewise.
4439         * tree-ssa-phiopt.c: Likewise.
4440         * tree-ssa-propagate.c: Likewise.
4441         * tree-ssa-threadedge.c: Likewise.
4442         * tree-ssa-threadupdate.c: Likewise.
4443         * tree-ssa-uninit.c: Likewise.
4444         * tree-ssanames.c: Likewise.
4445         * tree-streamer-out.c: Likewise.
4446         * tree.c: Likewise.
4447         * tree.h: Likewise.
4448         * vr-values.c: Likewise.
4449
4450 2019-01-09  Uroš Bizjak  <ubizjak@gmail.com>
4451
4452         * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
4453         (ix86_split_xorsign): Ditto.
4454         * config/i386/i386.c (ix86_expand_xorsign): New function.
4455         (ix86_split_xorsign): Ditto.
4456         * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
4457         (xorsign<mode>3): New expander.
4458         (xorsign<mode>3_1): New insn_and_split pattern.
4459         * config/i386/sse.md (xorsign<mode>3): New expander.
4460
4461 2019-01-09  Eric Botcazou  <ebotcazou@adacore.com>
4462
4463         * config/sparc/sparc.md (*tablejump_sp32): Merge into...
4464         (*tablejump_sp64): Likewise.
4465         (*tablejump<P:mode>): ...this.
4466         (*call_address_sp32): Merge into...
4467         (*call_address_sp64): Likewise.
4468         (*call_address<P:mode>): ...this.
4469         (*call_symbolic_sp32): Merge into...
4470         (*call_symbolic_sp64): Likewise.
4471         (*call_symbolic<P:mode>): ...this.
4472         (call_value): Remove constraint and add predicate.
4473         (*call_value_address_sp32): Merge into...
4474         (*call_value_address_sp64): Likewise.
4475         (*call_value_address<P:mode>): ...this.
4476         (*call_value_symbolic_sp32): Merge into...
4477         (*call_value_symbolic_sp64): Likewise.
4478         (*call_value_symbolic<P:mode>): ...this.
4479         (*sibcall_symbolic_sp32): Merge into...
4480         (*sibcall_symbolic_sp64): Likewise.
4481         (*sibcall_symbolic<P:mode>): ...this.
4482         (sibcall_value): Remove constraint and add predicate.
4483         (*sibcall_value_symbolic_sp32): Merge into...
4484         (*sibcall_value_symbolic_sp64): Likewise.
4485         (*sibcall_value_symbolic<P:mode>): ...this.
4486         (window_save): Minor tweak.
4487         (*branch_sp32): Merge into...
4488         (*branch_sp64): Likewise.
4489         (*branch<P:mode>): ...this.
4490
4491 2019-01-09  Eric Botcazou  <ebotcazou@adacore.com>
4492             James Clarke  <jrtc27@jrtc27.com>
4493
4494         PR target/84010
4495         * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
4496         consistently in TLS address generation and adjust code to the renaming
4497         of patterns.  Mark calls to __tls_get_addr as const.
4498         * config/sparc/sparc.md (tgd_hi22): Turn into...
4499         (tgd_hi22<P:mode>): ...this and use Pmode throughout.
4500         (tgd_lo10): Turn into...
4501         (tgd_lo10<P:mode>): ...this and use Pmode throughout.
4502         (tgd_add32): Merge into...
4503         (tgd_add64): Likewise.
4504         (tgd_add<P:mode>): ...this and use Pmode throughout.
4505         (tldm_hi22): Turn into...
4506         (tldm_hi22<P:mode>): ...this and use Pmode throughout.
4507         (tldm_lo10): Turn into...
4508         (tldm_lo10<P:mode>): ...this and use Pmode throughout.
4509         (tldm_add32): Merge into...
4510         (tldm_add64): Likewise.
4511         (tldm_add<P:mode>): ...this and use Pmode throughout.
4512         (tldm_call32): Merge into...
4513         (tldm_call64): Likewise.
4514         (tldm_call<P:mode>): ...this and use Pmode throughout.
4515         (tldo_hix22): Turn into...
4516         (tldo_hix22<P:mode>): ...this and use Pmode throughout.
4517         (tldo_lox10): Turn into...
4518         (tldo_lox10<P:mode>): ...this and use Pmode throughout.
4519         (tldo_add32): Merge into...
4520         (tldo_add64): Likewise.
4521         (tldo_add<P:mode>): ...this and use Pmode throughout.
4522         (tie_hi22): Turn into...
4523         (tie_hi22<P:mode>): ...this and use Pmode throughout.
4524         (tie_lo10): Turn into...
4525         (tie_lo10<P:mode>): ...this and use Pmode throughout.
4526         (tie_ld64): Use DImode throughout.
4527         (tie_add32): Merge into...
4528         (tie_add64): Likewise.
4529         (tie_add<P:mode>): ...this and use Pmode throughout.
4530         (tle_hix22_sp32): Merge into...
4531         (tle_hix22_sp64): Likewise.
4532         (tle_hix22<P:mode>): ...this and use Pmode throughout.
4533         (tle_lox22_sp32): Merge into...
4534         (tle_lox22_sp64): Likewise.
4535         (tle_lox22<P:mode>): ...this and use Pmode throughout.
4536         (*tldo_ldub_sp32): Merge into...
4537         (*tldo_ldub_sp64): Likewise.
4538         (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
4539         (*tldo_ldub1_sp32): Merge into...
4540         (*tldo_ldub1_sp64): Likewise.
4541         (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
4542         (*tldo_ldub2_sp32): Merge into...
4543         (*tldo_ldub2_sp64): Likewise.
4544         (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
4545         (*tldo_ldsb1_sp32): Merge into...
4546         (*tldo_ldsb1_sp64): Likewise.
4547         (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
4548         (*tldo_ldsb2_sp32): Merge into...
4549         (*tldo_ldsb2_sp64): Likewise.
4550         (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
4551         (*tldo_ldub3_sp64): Use DImode throughout.
4552         (*tldo_ldsb3_sp64): Likewise.
4553         (*tldo_lduh_sp32): Merge into...
4554         (*tldo_lduh_sp64): Likewise.
4555         (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
4556         (*tldo_lduh1_sp32): Merge into...
4557         (*tldo_lduh1_sp64): Likewise.
4558         (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
4559         (*tldo_ldsh1_sp32): Merge into...
4560         (*tldo_ldsh1_sp64): Likewise.
4561         (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
4562         (*tldo_lduh2_sp64): Use DImode throughout.
4563         (*tldo_ldsh2_sp64): Likewise.
4564         (*tldo_lduw_sp32): Merge into...
4565         (*tldo_lduw_sp64): Likewise.
4566         (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
4567         (*tldo_lduw1_sp64): Use DImode throughout.
4568         (*tldo_ldsw1_sp64): Likewise.
4569         (*tldo_ldx_sp64): Likewise.
4570         (*tldo_stb_sp32): Merge into...
4571         (*tldo_stb_sp64): Likewise.
4572         (*tldo_stb<P:mode>): ...this and use Pmode throughout.
4573         (*tldo_sth_sp32): Merge into...
4574         (*tldo_sth_sp64): Likewise.
4575         (*tldo_sth<P:mode>): ...this and use Pmode throughout.
4576         (*tldo_stw_sp32): Merge into...
4577         (*tldo_stw_sp64): Likewise.
4578         (*tldo_stw<P:mode>): ...this and use Pmode throughout.
4579         (*tldo_stx_sp64): Use DImode throughout.
4580
4581 2018-01-09  Sudakshina Das  <sudi.das@arm.com>
4582
4583         * config/aarch64/aarch64.c (aarch64_override_options): Add case to
4584         check configure option to set BTI and Return Address Signing.
4585         * configure.ac: Add --enable-standard-branch-protection and
4586         --disable-standard-branch-protection.
4587         * configure: Regenerated.
4588         * doc/install.texi: Document the same.
4589
4590 2018-01-09  Sudakshina Das  <sudi.das@arm.com>
4591             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
4592
4593         * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
4594         * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
4595         * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
4596         if bti is enabled.
4597         * config/aarch64/aarch64-bti-insert.c: New file.
4598         * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
4599         pass.
4600         * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
4601         new bti pass.
4602         * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
4603         UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
4604         (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
4605         * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
4606
4607 2018-01-09  Sudakshina Das  <sudi.das@arm.com>
4608
4609         * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
4610         * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
4611         Disable bti for -mbranch-protection=none.
4612         (aarch64_handle_standard_branch_protection): Enable bti for
4613         -mbranch-protection=standard.
4614         (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
4615         -mbranch-protection.
4616         (aarch64_bti_enabled): Check if bti is enabled.
4617         * config/aarch64/aarch64.opt: Declare target variable.
4618         * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
4619
4620 2018-01-09  Sudakshina Das  <sudi.das@arm.com>
4621
4622         * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
4623         epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
4624         (aarch64_expand_epilogue): Likewise.
4625         (aarch64_output_mi_thunk): Likewise
4626         * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
4627         TAILCALL_ADDR_REGS to x16 and x17.
4628         * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
4629
4630 2018-01-09  Sudakshina Das  <sudi.das@arm.com>
4631
4632         * config/aarch64/aarch64-option-extensions.def: Define
4633         AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
4634         * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
4635         (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
4636         (AARCH64_FL_PREDRES): New.
4637         (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
4638         AARCH64_FL_PREDRES by default.
4639         * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
4640
4641 2018-01-09  Sudakshina Das  <sudi.das@arm.com>
4642
4643         * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
4644         ARMv8.5-A.
4645         * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
4646         (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
4647         * doc/invoke.texi: Document ARMv8.5-A.
4648
4649 2019-01-09  Alejandro Martinez  <alejandro.martinezvicente@arm.com>
4650
4651         * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
4652         (xorsign<mode>3): Likewise.
4653
4654 2019-01-09  Jelinek  <jakub@redhat.com>
4655
4656         PR middle-end/88758
4657         * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
4658         vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
4659
4660         PR rtl-optimization/88331
4661         * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
4662         not currently_expanding_to_rtl.
4663
4664 2019-01-09  Eric Botcazou  <ebotcazou@adacore.com>
4665
4666         * doc/invoke.texi (-Os): Remove trailing spaces.
4667         (-finline-functions): Remove reference to -O2.
4668
4669 2019-01-08  Jakub Jelinek  <jakub@redhat.com>
4670
4671         PR rtl-optimization/79593
4672         * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
4673
4674         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
4675         UNSPEC_FUSION_GPR to its argument.  Formatting fixes.
4676
4677 2019-01-08  Eric Botcazou  <ebotcazou@adacore.com>
4678
4679         PR bootstrap/88721
4680         * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
4681         to -1 on entry.
4682
4683         PR debug/88723
4684         * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
4685         UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
4686
4687 2019-01-08  H.J. Lu  <hongjiu.lu@intel.com>
4688
4689         PR target/88717
4690         * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
4691         ix86_avx_u128_mode_entry.
4692
4693 2019-01-08  Martin Liska  <mliska@suse.cz>
4694
4695         PR tree-optimization/88753
4696         * tree-switch-conversion.c (switch_conversion::build_one_array):
4697         Come up with local variable constructor.  Convert first to
4698         type of constructor values.
4699
4700 2019-01-08  Richard Biener  <rguenther@suse.de>
4701
4702         PR tree-optimization/86554
4703         * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
4704         rpo_avail): Move earlier.
4705         (visit_nary_op): When value-numbering to expressions
4706         with different overflow behavior make sure there's an
4707         available expression on the path.
4708
4709 2019-01-08  Sam Tebbs  <sam.tebbs@arm.com>
4710
4711         * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
4712         aarch64_parse_branch_protection,
4713         struct aarch64_branch_protect_type,
4714         aarch64_handle_no_branch_protection,
4715         aarch64_handle_standard_branch_protection,
4716         aarch64_validate_mbranch_protection,
4717         aarch64_handle_pac_ret_protection,
4718         aarch64_handle_attr_branch_protection,
4719         accepted_branch_protection_string,
4720         aarch64_pac_ret_subtypes,
4721         aarch64_branch_protect_types,
4722         aarch64_handle_pac_ret_leaf): Define.
4723         (aarch64_override_options_after_change_1, aarch64_override_options):
4724         Add check for accepted_branch_protection_string.
4725         (aarch64_option_save): Save accepted_branch_protection_string.
4726         (aarch64_option_restore): Save accepted_branch_protection_string.
4727         * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
4728         * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
4729         msign-return-address.
4730         * doc/invoke.texi: Add mbranch-protection.
4731
4732 2019-01-08  Alan Modra  <amodra@gmail.com>
4733
4734         PR target/88614
4735         * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
4736         Delete "unknownp" parameter.  Adjust callers.  Handle
4737         CONST_INT, PLUS, MINUS, and MULT.
4738         (attr_value_aligned): Renamed from or_attr_value.
4739         (min_attr_value): Return INT_MIN for unhandled rtl case..
4740         (min_fn): ..and translate to INT_MAX here.
4741         (write_length_unit_log): Modify to cope without "unknown".
4742         (write_attr_value): Handle IF_THEN_ELSE.
4743
4744 2019-01-07  Richard Sandiford  <richard.sandiford@arm.com>
4745
4746         * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
4747         optimization for masked stores.
4748
4749 2019-01-07  Richard Sandiford  <richard.sandiford@arm.com>
4750
4751         PR middle-end/88567
4752         * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
4753         output vector directly to duplicate_and_interleave instead of
4754         going through a temporary.  Postpone insertion of ctor_seq to
4755         the end of the loop.
4756
4757 2019-01-07  Richard Earnshaw  <rearnsha@arm.com>
4758
4759         PR target/86891
4760         * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
4761         unsigned_p.  Handle signed and unsigned overflow correction as
4762         required.
4763         * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
4764         prototype.
4765         * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
4766         for operand 2.
4767         (add<mode>3_compareV_imm): Make this callable for expanding.
4768         (subv<GPI:mode>4): Use register_operand for operand 1.  Use
4769         aarch64_plus_operand for operand 2.
4770         (subv<GPI:mode>_insn): New insn pattern.
4771         (subv<GPI:mode>_imm): Likewise.
4772         (negv<GPI:mode>3): New expand pattern.
4773         (negv<GPI:mode>_insn): New insn pattern.
4774         (negv<GPI:mode>_cmp_only): Likewise.
4775         (cmpv<GPI:mode>_insn): Likewise.
4776         (subvti4): Use register_operand for operand 1.  Update call to
4777         aarch64_expand_subvti.
4778         (usubvti4): Likewise.
4779         (negvti3): New expand pattern.
4780         (negdi_carryout): New insn pattern.
4781         (negvdi_carryinV): New insn pattern.
4782         (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
4783         version the named version.
4784         (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
4785         operands.
4786         (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
4787         patterns.
4788         (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
4789         patterns.
4790         (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
4791         (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
4792         (sub<mode>3_carryinCV): Delete.
4793         (sub<GPI:mode>3_carryinV): New expand pattern.
4794         sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
4795
4796 2019-01-07  Richard Biener  <rguenther@suse.de>
4797
4798         * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
4799         of tree_operand_hash.
4800
4801 2019-01-07  Richard Sandiford  <richard.sandiford@arm.com>
4802
4803         PR tree-optimization/88598
4804         * tree.h (single_nonzero_element): Declare.
4805         * tree.c (single_nonzero_element): New function.
4806         * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
4807         if I is the only nonzero element of CST.
4808
4809 2019-01-07  Richard Sandiford  <richard.sandiford@arm.com>
4810
4811         PR tree-optimization/88598
4812         * tree.h (initializer_each_zero_or_onep): Declare.
4813         * tree.c (initializer_each_zero_or_onep): New function.
4814         (signed_or_unsigned_type_for): Handle float types too.
4815         (unsigned_type_for, signed_type_for): Update comments accordingly.
4816         * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
4817         x & { 0 or -1, 0 or -1, ... }.
4818
4819 2019-01-07  Jonathan Wakely  <jwakely@redhat.com>
4820
4821         * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
4822         with x86_64-pc-linux-gnu.
4823
4824 2019-01-07  Tom de Vries  <tdevries@suse.de>
4825
4826         PR target/85486
4827         * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
4828         function.
4829         (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
4830         routines.
4831
4832 2019-01-07  Jakub Jelinek  <jakub@redhat.com>
4833
4834         * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
4835         V_256_512 iterator instead of V_512 and TARGET_AVX instead of
4836         TARGET_AVX512F as condition.
4837
4838         PR debug/88723
4839         * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
4840         const_not_ok_for_debug_p target hook.
4841         (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
4842         on UNSPEC and subexpressions thereof if all subexpressions of the
4843         UNSPEC are CONSTANT_P.
4844
4845         PR tree-optimization/88676
4846         * tree-ssa-phiopt.c (two_value_replacement): New function.
4847         (tree_ssa_phiopt_worker): Call it.
4848
4849         PR sanitizer/88619
4850         * cfgexpand.c (expand_stack_vars): Only align prev_offset to
4851         ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
4852
4853         PR c++/85052
4854         * tree-vect-generic.c: Include insn-config.h and recog.h.
4855         (expand_vector_piecewise): Add defaulted ret_type argument,
4856         if non-NULL, use that in preference to type for the result type.
4857         (expand_vector_parallel): Formatting fix.
4858         (do_vec_conversion, do_vec_narrowing_conversion,
4859         expand_vector_conversion): New functions.
4860         (expand_vector_operations_1): Call expand_vector_conversion
4861         for VEC_CONVERT ifn calls.
4862         * internal-fn.def (VEC_CONVERT): New internal function.
4863         * internal-fn.c (expand_VEC_CONVERT): New function.
4864         * fold-const-call.c (fold_const_vec_convert): New function.
4865         (fold_const_call): Use it for CFN_VEC_CONVERT.
4866         * doc/extend.texi (__builtin_convertvector): Document.
4867
4868 2019-01-07  Tom de Vries  <tdevries@suse.de>
4869
4870         * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
4871         * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
4872         vector_red_partition, vector_red_sym): New global variables.
4873         (nvptx_option_override): Initialize vector_red_sym.
4874         (nvptx_declare_function_name): Restore red_partition register.
4875         (nvptx_file_end): Emit code to declare the vector reduction variables.
4876         (nvptx_output_red_partition): New function.
4877         (nvptx_expand_shared_addr): Add vector argument. Use it to handle
4878         large vector reductions.
4879         (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
4880         (nvptx_init_builtins): Add VECTOR_ADDR.
4881         (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
4882         Handle nvptx_expand_shared_addr.
4883         (nvptx_get_shared_red_addr): Add vector argument and handle large
4884         vectors.
4885         (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
4886         large vectors.
4887         (nvptx_goacc_reduction_init): Likewise.
4888         (nvptx_goacc_reduction_fini): Likewise.
4889         (nvptx_goacc_reduction_teardown): Likewise.
4890         (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
4891         init,fini,teardown}.
4892         (nvptx_init_axis_predicate): Initialize vector_red_partition.
4893         (nvptx_set_current_function): Init vector_red_partition.
4894         * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
4895         (nvptx_red_partition): New insn.
4896         * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
4897
4898 2019-01-07  Tom de Vries  <tdevries@suse.de>
4899
4900         PR target/85381
4901         * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
4902         empty loops.
4903
4904 2019-01-07  Tom de Vries  <tdevries@suse.de>
4905
4906         * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
4907         (nvptx_option_override): Init oacc_bcast_partition.
4908         (nvptx_init_oacc_workers): New function.
4909         (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
4910         (nvptx_needs_shared_bcast): New function.
4911         (nvptx_find_par): Generalize to enable vectors to use shared-memory
4912         to propagate state.
4913         (nvptx_shared_propagate): Initialize vector bcast partition and
4914         synchronization state.
4915         (nvptx_single):  Generalize to enable vectors to use shared-memory
4916         to propagate state.
4917         (nvptx_process_pars): Likewise.
4918         (nvptx_set_current_function): Initialize oacc_broadcast_partition.
4919         * config/nvptx/nvptx.h (struct machine_function): Add
4920         bcast_partition and sync_bar members.
4921
4922 2019-01-07  Tom de Vries  <tdevries@suse.de>
4923
4924         * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
4925         (nvptx_apply_dim_limits): New function.
4926         (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
4927         PTX_WARP_SIZE.
4928
4929 2019-01-07  Tom de Vries  <tdevries@suse.de>
4930
4931         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
4932         as late as possible.
4933
4934 2019-01-07  Tom de Vries  <tdevries@suse.de>
4935
4936         * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
4937         (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
4938         (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
4939         (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
4940         PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
4941
4942 2019-01-07  Tom de Vries  <tdevries@suse.de>
4943
4944         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
4945
4946 2019-01-07  Tom de Vries  <tdevries@suse.de>
4947
4948         * omp-offload.c (oacc_get_min_dim): New function.
4949         * omp-offload.h (oacc_get_min_dim): Declare.
4950
4951 2018-12-26  Mateusz B  <mateuszb@poczta.onet.pl>
4952
4953         PR target/88521
4954         * config/i386/i386.c (function_value_ms_64): Return small sturct in
4955         AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
4956
4957 2019-01-05  Jan Hubicka  <hubicka@ucw.cz>
4958
4959         PR tree-opt/86020
4960         Revert:
4961         2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
4962
4963         * ipa-inline.c (edge_badness): Use inlined_time instead of
4964         inline_summaries->get.
4965
4966 2019-01-05  Jan Hubicka  <hubicka@ucw.cz>
4967
4968         * opts.c (enable_fdo_optimizations): Enable
4969         version-loops-for-strides, loop-interchange, unrol-and-jam
4970         and tree-loop-distribution.
4971         * invoke.texi: Document newly enabled options.
4972
4973 2019-01-05  Jan Hubicka  <hubicka@ucw.cz>
4974
4975         * doc/invoke.texi (max-inline-insns-small): New parameters.
4976         * ipa-inline.c (want_early_inline_function_p): simplify.
4977         (want_inline_small_function_p): Fix pasto from previous patch;
4978         use max-inline-insns-small bound.
4979         * params.def (max-inline-insns-small): New param.
4980         * ipa-fnsummary.c (analyze_function_body): Initialize time/size
4981         variables correctly.
4982
4983 2019-01-05  Jan Hubicka  <hubicka@ucw.cz>
4984
4985         * doc/invoke.texi: Document max-inline-insns-size,
4986         uninlined-function-insns, uninlined-function-time,
4987         uninlined-thunk-insns and uninlined-thunk-time.
4988         * params.def: Add max-inline-insns-size,
4989         uninlined-function-insns, uninlined-function-time,
4990         uninlined-thunk-insns and uninlined-thunk-time.
4991         * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
4992         new parameters.
4993         * ipa-inline.c (can_inline_edge_by_limits_p,
4994         want_inline_small_function_p): Use new parameters.
4995
4996 2019-01-05  Jan Hubicka  <hubicka@ucw.cz>
4997
4998         * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
4999
5000 2019-01-05  Jakub Jelinek  <jakub@redhat.com>
5001
5002         PR middle-end/82564
5003         PR target/88620
5004         * expr.c (expand_assignment): For calls returning VLA structures
5005         if to_rtx is not a MEM, force it into a stack temporary.
5006
5007         PR debug/88635
5008         * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
5009         SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
5010         Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
5011         subexpressions of both operands.
5012         (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
5013         subrtxes are CONSTANT_P.
5014         * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
5015         2018-11-09 changes.
5016
5017 2019-01-04  Jan Hubicka  <hubicka@ucw.cz>
5018
5019         * params.def (hot-bb-count-ws-permille): Set to 990.
5020
5021 2019-01-04  Martin Sebor  <msebor@redhat.com>
5022
5023         PR c/88546
5024         * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
5025         leaf.
5026
5027 2019-01-04  Martin Sebor  <msebor@redhat.com>
5028
5029         PR c/88363
5030         * doc/extend.texi (attribute alloc_align, alloc_size): Update.
5031
5032 2019-01-04  Jakub Jelinek  <jakub@redhat.com>
5033
5034         * gdbinit.in: Turn off pagination for the skip commands, restore
5035         it to previous state afterwards.
5036
5037 2019-01-04  Jakub Jelinek  <jakub@redhat.com>
5038
5039         PR target/88594
5040         * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
5041         of GET_MODE (opN) as modes of the libcall arguments.
5042
5043 2019-01-04  Jan Beulich  <jbeulich@suse.com>
5044
5045         * config/i386/sse.md
5046         (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
5047         <avx512>_cmp<mode>3<mask_scalar_merge_name>,
5048         <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
5049         <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
5050         avx512f_vmcmp<mode>3<round_saeonly_name>,
5051         avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
5052         avx512f_maskcmp<mode>3,
5053         <avx512>_cvt<ssemodesuffix>2mask<mode>,
5054         <avx512>_cvt<ssemodesuffix>2mask<mode>,
5055         *<avx512>_cvtmask2<ssemodesuffix><mode>,
5056         *<avx512>_cvtmask2<ssemodesuffix><mode>,
5057         <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
5058         <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
5059         <avx512>_gt<mode>3<mask_scalar_merge_name>,
5060         <avx512>_gt<mode>3<mask_scalar_merge_name>,
5061         <avx512>_testm<mode>3<mask_scalar_merge_name>,
5062         <avx512>_testnm<mode>3<mask_scalar_merge_name>,
5063         *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
5064         *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
5065         *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
5066         *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
5067         avx512cd_maskb_vec_dup<mode>,
5068         avx512cd_maskw_vec_dup<mode>,
5069         avx512dq_fpclass<mode><mask_scalar_merge_name>,
5070         avx512dq_vmfpclass<mode>,
5071         avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
5072         instead of =Yk.
5073
5074 2019-01-03  Martin Sebor  <msebor@redhat.com>
5075
5076         PR tree-optimization/88659
5077         * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
5078
5079 2019-01-03  Aaron Sawdey  <acsawdey@linux.ibm.com>
5080
5081         * config/rs6000/rs6000-string.c (expand_block_move): Don't use
5082         unaligned vsx and avoid lxvd2x/stxvd2x.
5083         (gen_lvx_v4si_move): New function.
5084
5085 2019-01-03  Tom de Vries  <tdevries@suse.de>
5086
5087         * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
5088         (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
5089         function.
5090         * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
5091
5092 2019-01-03  Tom de Vries  <tdevries@suse.de>
5093
5094         * config/nvptx/nvptx.c (struct offload_attrs): New.
5095         (populate_offload_attrs): New function.  Factor mask extraction out of
5096         nvptx_reorg.  Add extraction of dimensions.
5097         (nvptx_reorg): Use populate_offload_attrs.
5098
5099 2019-01-03  Tom de Vries  <tdevries@suse.de>
5100
5101         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
5102         cases for oacc_min_dims_p and routine_p.  Add asserts for
5103         oacc_default_dims_p and offload_region_p.
5104
5105 2019-01-03  Tom de Vries  <tdevries@suse.de>
5106
5107         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
5108         factored out of ...
5109         (nvptx_goacc_validate_dims): ... here.
5110
5111 2019-01-03  Jan Hubicka  <hubicka@ucw.cz>
5112
5113         PR tree-optimization/85574
5114         * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
5115         structure.
5116         (struct ssa_equip_hash_traits): Declare.
5117         (val_ssa_equiv): Use custom hash traits using operand_equal_p.
5118
5119 2019-01-03  Jakub Jelinek  <jakub@redhat.com>
5120
5121         PR debug/88644
5122         * dwarf2out.c (modified_type_die): If type is equal to sizetype,
5123         change it to qualified_type.
5124
5125 2019-01-03  Jan Hubicka  <hubicka@ucw.cz>
5126
5127         * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
5128         (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
5129
5130 2019-01-02  Martin Sebor  <msebor@redhat.com>
5131             Jeff Law  <law@redhat.com>
5132
5133         * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
5134         (get_range_strlen_tree): Update appropriately.
5135         (get_range_strlen)
5136         * gimple-fold.h (get_range_strlen): Drop unused last argument.
5137
5138         * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
5139         rather than set_range_info.
5140         * tree-ssa-strlen.c (set_strlen_range): Extracted from
5141         maybe_set_strlen_range.  Handle potentially boundary crossing
5142         cases more conservatively.
5143         (maybe_set_strlen_range): Parts refactored into set_strlen_range.
5144         Call set_strlen_range.
5145         * tree-ssa-strlen.h (set_strlen_range): Add prototype.
5146
5147         PR middle-end/88663
5148         * gimple-fold.c (get_range_strlen): Update prototype to no longer
5149         need the flexp argument.
5150         (get_range_strlen_tree): Drop flexp argument.  Drop flexp argument
5151         from calls to get_range_strlen.  Update comments.  Just update
5152         VAL for an unterminated const char array and let the reset of the
5153         code handle it normally.  No longer try to set *flexp.  Adjust
5154         return value.
5155         (get_range_strlen): Update for the new get_range_strlen API.
5156         (get_maxval_strlen): Similarly.
5157         (gimple_fold_builtin_strlen): Handle update meaning of return value
5158         from get_range_strlen.
5159         * gimple-ssa-sprintf.c (get_string_length): Update for the new
5160         get_range_strlen API.
5161
5162 2019-01-02  Jan Hubicka  <hubicka@ucw.cz>
5163
5164         PR lto/88130
5165         * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
5166         false at WPA time when body was removed.
5167
5168 2019-01-02  Martin Liska  <mliska@suse.cz>
5169
5170         PR tree-optimization/88650
5171         * predict.c (set_even_probabilities): Calculate probability
5172         remainer only when really used.
5173
5174 2019-01-02  Richard Biener  <rguenther@suse.de>
5175
5176         PR middle-end/88651
5177         * tree-data-ref.c (analyze_subscript_affine_affine): Use
5178         widest_ints when mangling max_stmt_execution results.
5179
5180 2019-01-02  Richard Biener  <rguenther@suse.de>
5181
5182         PR tree-optimization/88621
5183         * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
5184         bitfields when canoncalizing.
5185
5186 2019-01-02  Richard Biener  <rguenther@suse.de>
5187
5188         PR target/87545
5189         * config/i386/x86-tune-costs.h (intel_cost): Adjust
5190         cost of cheap SSE instruction.
5191
5192 2019-01-02  Richard Biener  <rguenther@suse.de>
5193
5194         PR ipa/85574
5195         * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
5196         * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
5197         function.
5198         (sem_item_optimizer::do_congruence_step_f): Sort the congruence
5199         set after UIDs before splitting them.
5200
5201 2019-01-01  Martin Sebor  <msebor@redhat.com>
5202             Jeff Law  <law@redhat.com>
5203
5204         * gimple-fold.c (get_range_strlen_tree): Record if the computed
5205         length is optimistic.  If it is, then arrange to compute the
5206         conservative length as well.
5207
5208         * gimple-fold.h (get_range_strlen): Update prototype.
5209         * builtins.c (check_access): Update call to get_range_strlen to use
5210         c_strlen_data pointer.   Change various variable accesses to instead
5211         pull data from the c_strlen_data structure.
5212         (check_strncat_sizes, expand_builtin_strncat): Likewise.
5213         * calls.c (maybe_warn_nonstring_arg): Likewise.
5214         * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise.  Reset
5215         minimum length if maximum lengh is unknown.
5216         * gimple-ssa-sprintf.c (get_string_length): Likewise.  Drop code
5217         that used c_strlen, it's no longer needed.  Restructure slightly.
5218         (format_string): Set unlikely range appropriately.
5219         * gimple-fold.c (get_range_strlen): Update comments.  Fix minor
5220         formatting issues.
5221         (get_range_strlen):  Accept c_strlen_data pointer for external
5222         call sites as well.  Pass through to call to internal get_range_strlen.
5223         Adjust minlen, maxlen and maxbound as needed.
5224         (get_maxval_strlen): Update comments.
5225         (gimple_fold_builtin_strlen):  Update call to get_range_strlen
5226         to use c_strlen_data pointer.  Change variable accesses to instead
5227         use c_strlen_data data members.
5228
5229         * gimple-fold.c (get_range_strlen): Update prototype.
5230         (get_range_strlen_tree): Update prototype.  Drop minlen/maxlen
5231         local variables.  Use pdata to return information to caller.
5232         Update calls to get_range_strlen.  Update pdata->maxbound.
5233         (get_range_strlen -- static version): Similarly.
5234         (get_range_strlen -- extern version): Update for internal
5235         get_range_strlen API change.  Convert to external data format.
5236         (get_maxval_strlen): Similarly.
5237
5238 2019-01-01  Jan Hubicka  <hubicka@ucw.cz>
5239
5240         * coverage.c (get_coverage_counts): Use current_function_decl.
5241         * profile.c (read_thunk_profile): New function.
5242         (branch_prob): Add THUNK parameter.
5243         * tree-profile.c (tree_profiling): Handle thunks.
5244         * value-prof.c (init_node_map): Handle thunks.
5245         * value-prof.h (branch_prob): Upate prototype.
5246         (read_thunk_profile): Declare.
5247
5248 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
5249
5250         Update copyright years.
5251
5252         * gcc.c (process_command): Update copyright notice dates.
5253         * gcov-dump.c (print_version): Ditto.
5254         * gcov.c (print_version): Ditto.
5255         * gcov-tool.c (print_version): Ditto.
5256         * gengtype.c (create_file): Ditto.
5257         * doc/cpp.texi: Bump @copying's copyright year.
5258         * doc/cppinternals.texi: Ditto.
5259         * doc/gcc.texi: Ditto.
5260         * doc/gccint.texi: Ditto.
5261         * doc/gcov.texi: Ditto.
5262         * doc/install.texi: Ditto.
5263         * doc/invoke.texi: Ditto.
5264 \f
5265 Copyright (C) 2019 Free Software Foundation, Inc.
5266
5267 Copying and distribution of this file, with or without modification,
5268 are permitted in any medium without royalty provided the copyright
5269 notice and this notice are preserved.