gcc/ChangeLog

   1 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
   2
   3         * config/aarch64/aarch64-sve-builtins-functions.h
   4         (code_for_mode_function): New class.
   5         (CODE_FOR_MODE0, QUIET_CODE_FOR_MODE0): New macros.
   6         * config/aarch64/aarch64-sve-builtins-base.cc (svcompact_impl)
   7         (svext_impl, svmul_lane_impl, svsplice_impl, svtmad_impl): Delete.
   8         (svcompact, svext, svsplice): Use QUIET_CODE_FOR_MODE0.
   9         (svmul_lane, svtmad): Use CODE_FOR_MODE0.
  10
  11 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
  12
  13         * config/aarch64/iterators.md (addsub): New code attribute.
  14         * config/aarch64/aarch64-simd.md (aarch64_<su_optab><optab><mode>):
  15         Re-express as...
  16         (aarch64_<su_optab>q<addsub><mode>): ...this, making the same change
  17         in the asm string and attributes.  Fix indentation.
  18         * config/aarch64/aarch64-sve.md (@aarch64_<su_optab><optab><mode>):
  19         Re-express as...
  20         (@aarch64_sve_<optab><mode>): ...this.
  21         * config/aarch64/aarch64-sve-builtins.h
  22         (function_expander::expand_signed_unpred_op): Delete.
  23         * config/aarch64/aarch64-sve-builtins.cc
  24         (function_expander::expand_signed_unpred_op): Likewise.
  25         (function_expander::map_to_rtx_codes): If the optab isn't defined,
  26         try using code_for_aarch64_sve instead.
  27         * config/aarch64/aarch64-sve-builtins-base.cc (svqadd_impl): Delete.
  28         (svqsub_impl): Likewise.
  29         (svqadd, svqsub): Use rtx_code_function instead.
  30
  31 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
  32
  33         * config/aarch64/iterators.md (SRHSUB, URHSUB): Delete.
  34         (HADDSUB, sur, addsub): Remove them.
  35
  36 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
  37
  38         * tree-nrv.c (pass_return_slot::execute): Handle all internal
  39         functions the same way, rather than singling out those that
  40         aren't mapped directly to optabs.
  41
  42 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
  43
  44         * target.def (compatible_vector_types_p): New target hook.
  45         * hooks.h (hook_bool_const_tree_const_tree_true): Declare.
  46         * hooks.c (hook_bool_const_tree_const_tree_true): New function.
  47         * doc/tm.texi.in (TARGET_COMPATIBLE_VECTOR_TYPES_P): New hook.
  48         * doc/tm.texi: Regenerate.
  49         * gimple-expr.c: Include target.h.
  50         (useless_type_conversion_p): Use targetm.compatible_vector_types_p.
  51         * config/aarch64/aarch64.c (aarch64_compatible_vector_types_p): New
  52         function.
  53         (TARGET_COMPATIBLE_VECTOR_TYPES_P): Define.
  54         * config/aarch64/aarch64-sve-builtins.cc (gimple_folder::convert_pred):
  55         Use the original predicate if it already has a suitable type.
  56
  57 2020-01-09  Martin Jambor  <mjambor@suse.cz>
  58
  59         * cgraph.h (cgraph_edge): Make remove, set_call_stmt, make_direct,
  60         resolve_speculation and redirect_call_stmt_to_callee static.  Change
  61         return type of set_call_stmt to cgraph_edge *.
  62         * auto-profile.c (afdo_indirect_call): Adjust call to
  63         redirect_call_stmt_to_callee.
  64         * cgraph.c (cgraph_edge::set_call_stmt): Make return cgraph-edge *,
  65         make the this pointer explicit, adjust self-recursive calls and the
  66         call top make_direct.  Return the resulting edge.
  67         (cgraph_edge::remove): Make this pointer explicit.
  68         (cgraph_edge::resolve_speculation): Likewise, adjust call to remove.
  69         (cgraph_edge::make_direct): Likewise, adjust call to
  70         resolve_speculation.
  71         (cgraph_edge::redirect_call_stmt_to_callee): Likewise, also adjust
  72         call to set_call_stmt.
  73         (cgraph_update_edges_for_call_stmt_node): Update call to
  74         set_call_stmt and remove.
  75         * cgraphclones.c (cgraph_node::set_call_stmt_including_clones):
  76         Renamed edge to master_edge.  Adjusted calls to set_call_stmt.
  77         (cgraph_node::create_edge_including_clones): Moved "first" definition
  78         of edge to the block where it was used.  Adjusted calls to
  79         set_call_stmt.
  80         (cgraph_node::remove_symbol_and_inline_clones): Adjust call to
  81         cgraph_edge::remove.
  82         * cgraphunit.c (walk_polymorphic_call_targets): Adjusted calls to
  83         make_direct and redirect_call_stmt_to_callee.
  84         * ipa-fnsummary.c (redirect_to_unreachable): Adjust calls to
  85         resolve_speculation and make_direct.
  86         * ipa-inline-transform.c (inline_transform): Adjust call to
  87         redirect_call_stmt_to_callee.
  88         (check_speculations_1):: Adjust call to resolve_speculation.
  89         * ipa-inline.c (resolve_noninline_speculation): Adjust call to
  90         resolve-speculation.
  91         (inline_small_functions): Adjust call to resolve_speculation.
  92         (ipa_inline): Likewise.
  93         * ipa-prop.c (ipa_make_edge_direct_to_target): Adjust call to
  94         make_direct.
  95         * ipa-visibility.c (function_and_variable_visibility): Make iteration
  96         safe with regards to edge removal, adjust calls to
  97         redirect_call_stmt_to_callee.
  98         * ipa.c (walk_polymorphic_call_targets): Adjust calls to make_direct
  99         and redirect_call_stmt_to_callee.
 100         * multiple_target.c (create_dispatcher_calls): Adjust call to
 101         redirect_call_stmt_to_callee
 102         (redirect_to_specific_clone): Likewise.
 103         * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
 104         Adjust calls to cgraph_edge::remove.
 105         * tree-inline.c (copy_bb): Adjust call to set_call_stmt.
 106         (redirect_all_calls): Adjust call to redirect_call_stmt_to_callee.
 107         (expand_call_inline): Adjust call to cgraph_edge::remove.
 108
 109 2020-01-09  Martin Liska  <mliska@suse.cz>
 110
 111         * params.opt: Set Optimization for
 112         param_max_speculative_devirt_maydefs.
 113
 114 2020-01-09  Martin Sebor  <msebor@redhat.com>
 115
 116         PR middle-end/93200
 117         PR fortran/92956
 118         * builtins.c (compute_objsize): Avoid handling MEM_REFs of vector type.
 119
 120 2020-01-09  Martin Liska  <mliska@suse.cz>
 121
 122         * auto-profile.c (auto_profile): Use opt_for_fn
 123         for a parameter.
 124         * ipa-cp.c (ipcp_lattice::add_value): Likewise.
 125         (propagate_vals_across_arith_jfunc): Likewise.
 126         (hint_time_bonus): Likewise.
 127         (incorporate_penalties): Likewise.
 128         (good_cloning_opportunity_p): Likewise.
 129         (perform_estimation_of_a_value): Likewise.
 130         (estimate_local_effects): Likewise.
 131         (ipcp_propagate_stage): Likewise.
 132         * ipa-fnsummary.c (decompose_param_expr): Likewise.
 133         (set_switch_stmt_execution_predicate): Likewise.
 134         (analyze_function_body): Likewise.
 135         * ipa-inline-analysis.c (offline_size): Likewise.
 136         * ipa-inline.c (early_inliner): Likewise.
 137         * ipa-prop.c (ipa_analyze_node): Likewise.
 138         (ipcp_transform_function): Likewise.
 139         * ipa-sra.c (process_scan_results): Likewise.
 140         (ipa_sra_summarize_function): Likewise.
 141         * params.opt: Rename ipcp-unit-growth to
 142         ipa-cp-unit-growth.  Add Optimization for various
 143         IPA-related parameters.
 144
 145 2020-01-09  Richard Biener  <rguenther@suse.de>
 146
 147         PR middle-end/93054
 148         * gimplify.c (gimplify_expr): Deal with NOP definitions.
 149
 150 2020-01-09  Richard Biener  <rguenther@suse.de>
 151
 152         PR tree-optimization/93040
 153         * gimple-ssa-store-merging.c (find_bswap_or_nop): Raise search limit.
 154
 155 2020-01-09  Georg-Johann Lay  <avr@gjlay.de>
 156
 157         * common/config/avr/avr-common.c (avr_option_optimization_table)
 158         [OPT_LEVELS_1_PLUS]: Set -fsplit-wide-types-early.
 159
 160 2020-01-09  Martin Liska  <mliska@suse.cz>
 161
 162         * cgraphclones.c (symbol_table::materialize_all_clones):
 163         Use cgraph_node::dump_name.
 164
 165 2020-01-09  Jakub Jelinek  <jakub@redhat.com>
 166
 167         PR inline-asm/93202
 168         * config/riscv/riscv.c (riscv_print_operand_reloc): Use
 169         output_operand_lossage instead of gcc_unreachable.
 170         * doc/md.texi (riscv f constraint): Fix typo.
 171
 172         PR target/93141
 173         * config/i386/i386.md (subv<mode>4): Use SWIDWI iterator instead of
 174         SWI.  Use <general_hilo_operand> instead of <general_operand>.  Use
 175         CONST_SCALAR_INT_P instead of CONST_INT_P.
 176         (*subv<mode>4_1): Rename to ...
 177         (subv<mode>4_1): ... this.
 178         (*subv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
 179         define_insn_and_split patterns.
 180         (*subv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
 181         patterns.
 182
 183 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 184
 185         * vec.c (class selftest::count_dtor): New class.
 186         (selftest::test_auto_delete_vec): New test.
 187         (selftest::vec_c_tests): Call it.
 188         * vec.h (class auto_delete_vec): New class template.
 189         (auto_delete_vec<T>::~auto_delete_vec): New dtor.
 190
 191 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 192
 193         * sbitmap.h (auto_sbitmap): Add operator const_sbitmap.
 194
 195 2020-01-08  Jim Wilson  <jimw@sifive.com>
 196
 197         * config/riscv/riscv.c (riscv_legitimize_tls_address): Ifdef out
 198         use of TLS_MODEL_LOCAL_EXEC when not pic.
 199
 200 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 201
 202         * hash-map-tests.c (selftest::test_map_of_strings_to_int): Fix
 203         memory leak.
 204
 205 2020-01-08  Jakub Jelinek  <jakub@redhat.com>
 206
 207         PR target/93187
 208         * config/i386/i386.md (*stack_protect_set_2_<mode> peephole2,
 209         *stack_protect_set_3 peephole2): Also check that the second
 210         insns source is general_operand.
 211
 212         PR target/93174
 213         * config/i386/i386.md (addcarry<mode>_0): Use nonimmediate_operand
 214         predicate for output operand instead of register_operand.
 215         (addcarry<mode>, addcarry<mode>_1): Likewise.  Add alternative with
 216         memory destination and non-memory operands[2].
 217
 218 2020-01-08  Martin Liska  <mliska@suse.cz>
 219
 220         * cgraph.c (cgraph_node::dump): Use ::dump_name or
 221         ::dump_asm_name instead of (::name or ::asm_name).
 222         * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
 223         * cgraphunit.c (walk_polymorphic_call_targets): Likewise.
 224         (analyze_functions): Likewise.
 225         (expand_all_functions): Likewise.
 226         * ipa-cp.c (ipcp_cloning_candidate_p): Likewise.
 227         (propagate_bits_across_jump_function): Likewise.
 228         (dump_profile_updates): Likewise.
 229         (ipcp_store_bits_results): Likewise.
 230         (ipcp_store_vr_results): Likewise.
 231         * ipa-devirt.c (dump_targets): Likewise.
 232         * ipa-fnsummary.c (analyze_function_body): Likewise.
 233         * ipa-hsa.c (check_warn_node_versionable): Likewise.
 234         (process_hsa_functions): Likewise.
 235         * ipa-icf.c (sem_item_optimizer::merge_classes): Likewise.
 236         (set_alias_uids): Likewise.
 237         * ipa-inline-transform.c (save_inline_function_body): Likewise.
 238         * ipa-inline.c (recursive_inlining): Likewise.
 239         (inline_to_all_callers_1): Likewise.
 240         (ipa_inline): Likewise.
 241         * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
 242         (ipa_propagate_frequency): Likewise.
 243         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
 244         (remove_described_reference): Likewise.
 245         * ipa-pure-const.c (worse_state): Likewise.
 246         (check_retval_uses): Likewise.
 247         (analyze_function): Likewise.
 248         (propagate_pure_const): Likewise.
 249         (propagate_nothrow): Likewise.
 250         (dump_malloc_lattice): Likewise.
 251         (propagate_malloc): Likewise.
 252         (pass_local_pure_const::execute): Likewise.
 253         * ipa-visibility.c (optimize_weakref): Likewise.
 254         (function_and_variable_visibility): Likewise.
 255         * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
 256         (ipa_discover_variable_flags): Likewise.
 257         * lto-streamer-out.c (output_function): Likewise.
 258         (output_constructor): Likewise.
 259         * tree-inline.c (copy_bb): Likewise.
 260         * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
 261         * varpool.c (symbol_table::remove_unreferenced_decls): Likewise.
 262
 263 2020-01-08  Richard Biener  <rguenther@suse.de>
 264
 265         PR middle-end/93199
 266         * tree-eh.c (sink_clobbers): Update virtual operands for
 267         the first and last stmt only.  Add a dry-run capability.
 268         (pass_lower_eh_dispatch::execute): Perform clobber sinking
 269         after CFG manipulations and in RPO order to catch all
 270         secondary opportunities reliably.
 271
 272 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 273
 274         PR target/93182
 275         * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
 276
 277 2019-01-08  Richard Biener  <rguenther@suse.de>
 278
 279         PR middle-end/93199
 280         * gimple-fold.c (rewrite_to_defined_overflow): Mark stmt modified.
 281         * tree-ssa-loop-im.c (move_computations_worker): Properly adjust
 282         virtual operand, also updating SSA use.
 283         * gimple-loop-interchange.cc (loop_cand::undo_simple_reduction):
 284         Update stmt after resetting virtual operand.
 285         (tree_loop_interchange::move_code_to_inner_loop): Likewise.
 286         * gimple-iterator.c (gsi_remove): When not removing the stmt
 287         permanently do not delink immediate uses or mark the stmt modified.
 288
 289 2020-01-08  Martin Liska  <mliska@suse.cz>
 290
 291         * ipa-fnsummary.c (dump_ipa_call_summary): Use symtab_node::dump_name.
 292         (ipa_call_context::estimate_size_and_time): Likewise.
 293         (inline_analyze_function): Likewise.
 294
 295 2020-01-08  Martin Liska  <mliska@suse.cz>
 296
 297         * cgraph.c (cgraph_node::dump): Use systematically
 298         dump_asm_name.
 299
 300 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 301
 302         Add -nodevicespecs option for avr.
 303
 304         PR target/93182
 305         * config/avr/avr.opt (-nodevicespecs): New driver option.
 306         * config/avr/driver-avr.c (avr_devicespecs_file): Only issue
 307         "-specs=device-specs/..." if that option is not set.
 308         * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
 309
 310 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 311
 312         Implement 64-bit double functions for avr.
 313
 314         PR target/92055
 315         * config.gcc (tm_defines) [target=avr]: Support --with-libf7,
 316         --with-double-comparison.
 317         * doc/install.texi: Document them.
 318         * config/avr/avr-c.c (avr_cpu_cpp_builtins)
 319         <WITH_LIBF7_LIBGCC, WITH_LIBF7_MATH, WITH_LIBF7_MATH_SYMBOLS>
 320         <WITH_DOUBLE_COMPARISON>: New built-in defines.
 321         * doc/invoke.texi (AVR Built-in Macros): Document them.
 322         * config/avr/avr-protos.h (avr_float_lib_compare_returns_bool): New.
 323         * config/avr/avr.c (avr_float_lib_compare_returns_bool): New function.
 324         * config/avr/avr.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): New macro.
 325
 326 2020-01-08  Richard Earnshaw  <rearnsha@arm.com>
 327
 328         PR target/93188
 329         * config/arm/t-multilib (MULTILIB_MATCHES): Add rules to match
 330         armv7-a{+mp,+sec,+mp+sec} to appropriate armv7 multilib variants
 331         when only building rm-profile multilibs.
 332
 333 2020-01-08  Feng Xue  <fxue@os.amperecomputing.com>
 334
 335         PR ipa/93084
 336         * ipa-cp.c (self_recursively_generated_p): Find matched aggregate
 337         lattice for a value to check.
 338         (propagate_vals_across_arith_jfunc): Add an assertion to ensure
 339         finite propagation in self-recursive scc.
 340
 341 2020-01-08  Luo Xiong Hu  <luoxhu@linux.ibm.com>
 342
 343         * ipa-inline.c (caller_growth_limits): Restore the AND.
 344
 345 2020-01-07  Andrew Stubbs  <ams@codesourcery.com>
 346
 347         * config/gcn/gcn-valu.md (VEC_1REG_INT_ALT): Delete iterator.
 348         (VEC_ALLREG_ALT): New iterator.
 349         (VEC_ALLREG_INT_MODE): New iterator.
 350         (VCMP_MODE): New iterator.
 351         (VCMP_MODE_INT): New iterator.
 352         (vec_cmpu<mode>di): Use VCMP_MODE_INT.
 353         (vec_cmp<u>v64qidi): New define_expand.
 354         (vec_cmp<mode>di_exec): Use VCMP_MODE.
 355         (vec_cmpu<mode>di_exec): New define_expand.
 356         (vec_cmp<u>v64qidi_exec): New define_expand.
 357         (vec_cmp<mode>di_dup): Use VCMP_MODE.
 358         (vec_cmp<mode>di_dup_exec): Use VCMP_MODE.
 359         (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>): Rename ...
 360         (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>): ... to this.
 361         (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Rename ...
 362         (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>_exec): ... to this.
 363         (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>): Rename ...
 364         (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>): ... to this.
 365         (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Rename ...
 366         (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>_exec): ... to
 367         this.
 368         * config/gcn/gcn.c (print_operand): Fix 8 and 16 bit suffixes.
 369         * config/gcn/gcn.md (expander): Add sign_extend and zero_extend.
 370
 371 2020-01-07  Andrew Stubbs  <ams@codesourcery.com>
 372
 373         * config/gcn/constraints.md (DA): Update description and match.
 374         (DB): Likewise.
 375         (Db): New constraint.
 376         * config/gcn/gcn-protos.h (gcn_inline_constant64_p): Add second
 377         parameter.
 378         * config/gcn/gcn.c (gcn_inline_constant64_p): Add 'mixed' parameter.
 379         Implement 'Db' mixed immediate type.
 380         * config/gcn/gcn-valu.md (addcv64si3<exec_vcc>): Rework constraints.
 381         (addcv64si3_dup<exec_vcc>): Delete.
 382         (subcv64si3<exec_vcc>): Rework constraints.
 383         (addv64di3): Rework constraints.
 384         (addv64di3_exec): Rework constraints.
 385         (subv64di3): Rework constraints.
 386         (addv64di3_dup): Delete.
 387         (addv64di3_dup_exec): Delete.
 388         (addv64di3_zext): Rework constraints.
 389         (addv64di3_zext_exec): Rework constraints.
 390         (addv64di3_zext_dup): Rework constraints.
 391         (addv64di3_zext_dup_exec): Rework constraints.
 392         (addv64di3_zext_dup2): Rework constraints.
 393         (addv64di3_zext_dup2_exec): Rework constraints.
 394         (addv64di3_sext_dup2): Rework constraints.
 395         (addv64di3_sext_dup2_exec): Rework constraints.
 396
 397 2020-01-07  Andre Vieira  <andre.simoesdiasvieira@arm.com>
 398
 399         * doc/sourcebuild.texi (arm_little_endian, arm_nothumb): Documented
 400         existing target checks.
 401
 402 2020-01-07  Richard Biener  <rguenther@suse.de>
 403
 404         * doc/install.texi: Bump minimal supported MPC version.
 405
 406 2020-01-07  Richard Sandiford  <richard.sandiford@arm.com>
 407
 408         * langhooks-def.h (lhd_simulate_enum_decl): Declare.
 409         (LANG_HOOKS_SIMULATE_ENUM_DECL): Use it.
 410         * langhooks.c: Include stor-layout.h.
 411         (lhd_simulate_enum_decl): New function.
 412         * config/aarch64/aarch64-sve-builtins.cc (init_builtins): Call
 413         handle_arm_sve_h for the LTO frontend.
 414         (register_vector_type): Cope with null returns from pushdecl.
 415
 416 2020-01-07  Richard Sandiford  <richard.sandiford@arm.com>
 417
 418         * config/aarch64/aarch64-protos.h (aarch64_sve::svbool_type_p)
 419         (aarch64_sve::nvectors_if_data_type): Replace with...
 420         (aarch64_sve::builtin_type_p): ...this.
 421         * config/aarch64/aarch64-sve-builtins.cc: Include attribs.h.
 422         (find_vector_type): Delete.
 423         (add_sve_type_attribute): New function.
 424         (lookup_sve_type_attribute): Likewise.
 425         (register_builtin_types): Add an "SVE type" attribute to each type.
 426         (register_tuple_type): Likewise.
 427         (svbool_type_p, nvectors_if_data_type): Delete.
 428         (mangle_builtin_type): Use lookup_sve_type_attribute.
 429         (builtin_type_p): Likewise.  Add an overload that returns the
 430         number of constituent vector and predicate registers.
 431         * config/aarch64/aarch64.c (aarch64_sve_argument_p): Delete.
 432         (aarch64_returns_value_in_sve_regs_p): Use aarch64_sve::builtin_type_p
 433         instead of aarch64_sve_argument_p.
 434         (aarch64_takes_arguments_in_sve_regs_p): Likewise.
 435         (aarch64_pass_by_reference): Likewise.
 436         (aarch64_function_value_1): Likewise.
 437         (aarch64_return_in_memory): Likewise.
 438         (aarch64_layout_arg): Likewise.
 439
 440 2020-01-07  Jakub Jelinek  <jakub@redhat.com>
 441
 442         PR tree-optimization/93156
 443         * tree-ssa-ccp.c (bit_value_binop): For x * x note that the second
 444         least significant bit is always clear.
 445
 446         PR tree-optimization/93118
 447         * match.pd ((x >> c) << c -> x & (-1<<c)): Add nop_convert?.  Add new
 448         simplifier with two intermediate conversions.
 449
 450 2020-01-07  Martin Liska  <mliska@suse.cz>
 451
 452         * params.opt: Add Optimization for various parameters.
 453
 454 2020-01-07  Martin Liska  <mliska@suse.cz>
 455
 456         PR ipa/83411
 457         * doc/extend.texi: Explain cloning for target_clone
 458         attribute.
 459
 460 2020-01-07  Martin Liska  <mliska@suse.cz>
 461
 462         PR tree-optimization/92860
 463         * common.opt: Make in Optimization option
 464         as it is affected by -O0, which is an Optimization
 465         option.
 466         * tree-inline.c (tree_inlinable_function_p):
 467         Use opt_for_fn for warn_inline.
 468         (expand_call_inline): Likewise.
 469
 470 2020-01-07  Martin Liska  <mliska@suse.cz>
 471
 472         PR tree-optimization/92860
 473         * common.opt: Make flag_ree as optimization
 474         attribute.
 475
 476 2020-01-07  Martin Liska  <mliska@suse.cz>
 477
 478         PR optimization/92860
 479         * params.opt: Mark param_min_crossjump_insns with Optimization
 480         keyword.
 481
 482 2020-01-07  Luo Xiong Hu  <luoxhu@linux.ibm.com>
 483
 484         * ipa-inline-analysis.c (estimate_growth): Fix typo.
 485         * ipa-inline.c (caller_growth_limits): Use OR instead of AND.
 486
 487 2020-01-06  Michael Meissner  <meissner@linux.ibm.com>
 488
 489         * config/rs6000/rs6000.c (hard_reg_and_mode_to_addr_mask): New
 490         helper function to return the valid addressing formats for a given
 491         hard register and mode.
 492         (rs6000_adjust_vec_address): Call hard_reg_and_mode_to_addr_mask.
 493
 494         * config/rs6000/constraints.md (Q constraint): Update
 495         documentation.
 496         * doc/md.texi (RS/6000 constraints): Update 'Q' cosntraint
 497         documentation.
 498
 499         * config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
 500         Use 'Q' for doing vector extract from memory.
 501         (vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
 502         memory.
 503         (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
 504         doing vector extract from memory.
 505         (vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
 506         extract from memory.
 507
 508         * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add support
 509         for the offset being 34-bits when -mcpu=future is used.
 510
 511 2020-01-06  John David Anglin  <danglin@gcc.gnu.org>
 512
 513         * config/pa/pa.md: Revert change to use ordered_comparison_operator
 514         instead of cmpib_comparison_operator in cmpib patterns.
 515         * config/pa/predicates.md (cmpib_comparison_operator): Revert removal
 516         of cmpib_comparison_operator.  Revise comment.
 517
 518 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 519
 520         * tree-vect-slp.c (vect_build_slp_tree_1): Require all shifts
 521         in an IFN_DIV_POW2 node to be equal.
 522
 523 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 524
 525         * tree-vect-stmts.c (vect_check_load_store_mask): Rename to...
 526         (vect_check_scalar_mask): ...this.
 527         (vectorizable_store, vectorizable_load): Update call accordingly.
 528         (vectorizable_call): Use vect_check_scalar_mask to check the mask
 529         argument in calls to conditional internal functions.
 530
 531 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 532
 533         * config/gcn/gcn-valu.md (subv64di3): Use separate alternatives for
 534         '0' matching inputs.
 535         (subv64di3_exec): Likewise.
 536
 537 2020-01-06  Bryan Stenson  <bryan@siliconvortex.com>
 538
 539         * config/mips/mips.c (vr4130_align_insns): Fix typo.
 540         * doc/md.texi (movstr): Likewise.
 541
 542 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 543
 544         * config/gcn/gcn-valu.md (vec_extract<mode><scalar_mode>): Add early
 545         clobber.
 546
 547 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 548
 549         * config/aarch64/t-aarch64 ($(srcdir)/config/aarch64/aarch64-tune.md):
 550         Depend on...
 551         (s-aarch64-tune-md): ...this new stamp file.  Pipe the new contents
 552         to a temporary file and use move-if-change to update the real
 553         file where necessary.
 554
 555 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 556
 557         * config/aarch64/aarch64-sve.md (@aarch64_sel_dup<mode>): Use Upl
 558         rather than Upa for CPY /M.
 559
 560 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 561
 562         * config/gcn/gcn.c (gcn_inline_constant_p): Allow 64 as an inline
 563         immediate.
 564
 565 2020-01-06  Martin Liska  <mliska@suse.cz>
 566
 567     PR tree-optimization/92860
 568     * params.opt: Mark param_max_combine_insns with Optimization
 569     keyword.
 570
 571 2020-01-05  Jakub Jelinek  <jakub@redhat.com>
 572
 573         PR target/93141
 574         * config/i386/i386.md (SWIDWI): New mode iterator.
 575         (DWI, dwi): Add TImode variants.
 576         (addv<mode>4): Use SWIDWI iterator instead of SWI.  Use
 577         <general_hilo_operand> instead of <general_operand>.  Use
 578         CONST_SCALAR_INT_P instead of CONST_INT_P.
 579         (*addv<mode>4_1): Rename to ...
 580         (addv<mode>4_1): ... this.
 581         (QWI): New mode attribute.
 582         (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
 583         define_insn_and_split patterns.
 584         (*addv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
 585         patterns.
 586         (uaddv<mode>4): Use SWIDWI iterator instead of SWI.  Use
 587         <general_hilo_operand> instead of <general_operand>.
 588         (*addcarry<mode>_1): New define_insn.
 589         (*add<dwi>3_doubleword_cc_overflow_1): New define_insn_and_split.
 590
 591 2020-01-03  Konstantin Kharlamov  <Hi-Angel@yandex.ru>
 592
 593         * gdbinit.in (pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, pdd, pbs, pbm):
 594         Use "call" instead of "set".
 595
 596 2020-01-03  Martin Jambor  <mjambor@suse.cz>
 597
 598         PR ipa/92917
 599         * ipa-cp.c (print_all_lattices): Skip functions without info.
 600
 601 2020-01-03  Jakub Jelinek  <jakub@redhat.com>
 602
 603         PR target/93089
 604         * config/i386/i386-options.c (ix86_simd_clone_adjust): If
 605         TARGET_PREFER_AVX128, use prefer-vector-width=256 for 'c' and 'd'
 606         simd clones.  If TARGET_PREFER_AVX256, use prefer-vector-width=512
 607         for 'e' simd clones.
 608
 609         PR target/93089
 610         * config/i386/i386.opt (x_prefer_vector_width_type): Remove TargetSave
 611         entry.
 612         (mprefer-vector-width=): Add Save.
 613         * config/i386/i386-options.c (ix86_target_string): Add PVW argument, print
 614         -mprefer-vector-width= if non-zero.  Fix up -mfpmath= comment.
 615         (ix86_debug_options, ix86_function_specific_print): Adjust
 616         ix86_target_string callers.
 617         (ix86_valid_target_attribute_inner_p): Handle prefer-vector-width=.
 618         (ix86_valid_target_attribute_tree): Likewise.
 619         * config/i386/i386-options.h (ix86_target_string): Add PVW argument.
 620         * config/i386/i386-expand.c (ix86_expand_builtin): Adjust
 621         ix86_target_string caller.
 622
 623         PR target/93110
 624         * config/i386/i386.md (abs<mode>2): Use expand_simple_binop instead of
 625         emitting ASHIFTRT, XOR and MINUS by hand.  Use gen_int_mode with QImode
 626         instead of gen_int_shift_amount + convert_modes.
 627
 628         PR rtl-optimization/93088
 629         * loop-iv.c (find_single_def_src): Punt after looking through
 630         128 reg copies for regs with single definitions.  Move definitions
 631         to first uses.
 632
 633 2020-01-02  Dennis Zhang  <dennis.zhang@arm.com>
 634
 635         * config/arm/arm-c.c (arm_cpu_builtins): Define
 636         __ARM_FEATURE_MATMUL_INT8, __ARM_FEATURE_BF16_VECTOR_ARITHMETIC,
 637         __ARM_FEATURE_BF16_SCALAR_ARITHMETIC, and
 638         __ARM_BF16_FORMAT_ALTERNATIVE when enabled.
 639         * config/arm/arm-cpus.in (armv8_6, i8mm, bf16): New features.
 640         * config/arm/arm-tables.opt: Regenerated.
 641         * config/arm/arm.c (arm_option_reconfigure_globals): Initialize
 642         arm_arch_i8mm and arm_arch_bf16 when enabled.
 643         * config/arm/arm.h (TARGET_I8MM): New macro.
 644         (TARGET_BF16_FP, TARGET_BF16_SIMD): Likewise.
 645         * config/arm/t-aprofile: Add matching rules for -march=armv8.6-a.
 646         * config/arm/t-arm-elf (all_v8_archs): Add armv8.6-a.
 647         * config/arm/t-multilib: Add matching rules for -march=armv8.6-a.
 648         (v8_6_a_simd_variants): New.
 649         (v8_*_a_simd_variants): Add i8mm and bf16.
 650         * doc/invoke.texi (armv8.6-a, i8mm, bf16): Document new options.
 651
 652 2020-01-02  Jakub Jelinek  <jakub@redhat.com>
 653
 654         PR ipa/93087
 655         * predict.c (compute_function_frequency): Don't call
 656         warn_function_cold on functions that already have cold attribute.
 657
 658 2020-01-01  John David Anglin  <danglin@gcc.gnu.org>
 659
 660         PR target/67834
 661         * config/pa/pa.c (pa_elf_select_rtx_section): New.  Put references to
 662         COMDAT group function labels in .data.rel.ro.local section.
 663         * config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define.
 664
 665         PR target/93111
 666         * config/pa/pa.md (scc): Use ordered_comparison_operator instead of
 667         comparison_operator in B and S integer comparisons.  Likewise, use
 668         ordered_comparison_operator instead of cmpib_comparison_operator in
 669         cmpib patterns.
 670         * config/pa/predicates.md (cmpib_comparison_operator): Remove.
 671
 672 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 673
 674         Update copyright years.
 675
 676         * gcc.c (process_command): Update copyright notice dates.
 677         * gcov-dump.c (print_version): Ditto.
 678         * gcov.c (print_version): Ditto.
 679         * gcov-tool.c (print_version): Ditto.
 680         * gengtype.c (create_file): Ditto.
 681         * doc/cpp.texi: Bump @copying's copyright year.
 682         * doc/cppinternals.texi: Ditto.
 683         * doc/gcc.texi: Ditto.
 684         * doc/gccint.texi: Ditto.
 685         * doc/gcov.texi: Ditto.
 686         * doc/install.texi: Ditto.
 687         * doc/invoke.texi: Ditto.
 688
 689 2020-01-01  Jan Hubicka  <hubicka@ucw.cz>
 690
 691         * ipa.c (walk_polymorphic_call_targets): Fix updating of overall
 692         summary.
 693
 694 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 695
 696         PR tree-optimization/93098
 697         * match.pd (popcount): For shift amounts, use integer_onep
 698         or wi::to_widest () == cst instead of tree_to_uhwi () == cst
 699         tests.  Make sure that precision is power of two larger than or equal
 700         to 16.  Ensure shift is never negative.  Use HOST_WIDE_INT_UC macro
 701         instead of ULL suffixed constants.  Formatting fixes.
 702 \f
 703 Copyright (C) 2020 Free Software Foundation, Inc.
 704
 705 Copying and distribution of this file, with or without modification,
 706 are permitted in any medium without royalty provided the copyright
 707 notice and this notice are preserved.