gcc/ChangeLog

   1 2020-01-13  Jason Merrill  <jason@redhat.com>
   2
   3         PR c++/33799 - destroy return value if local cleanup throws.
   4         * gimplify.c (gimplify_return_expr): Handle COMPOUND_EXPR.
   5
   6 2020-01-13  Martin Liska  <mliska@suse.cz>
   7
   8         * ipa-cp.c (get_max_overall_size): Use newly
   9         renamed param param_ipa_cp_unit_growth.
  10         * params.opt: Remove legacy param name.
  11
  12 2020-01-13  Martin Sebor  <msebor@redhat.com>
  13
  14         PR tree-optimization/93213
  15         * tree-ssa-strlen.c (handle_store): Only allow single-byte nul-over-nul
  16         stores to be eliminated.
  17
  18 2020-01-13  Martin Liska  <mliska@suse.cz>
  19
  20         * opts.c (print_help): Do not print CL_PARAM
  21         and CL_WARNING for CL_OPTIMIZATION.
  22
  23 2020-01-13  Jonathan Wakely  <jwakely@redhat.com>
  24
  25         PR driver/92757
  26         * doc/invoke.texi (Warning Options): Add caveat about some warnings
  27         depending on optimization settings.
  28
  29 2020-01-13  Jakub Jelinek  <jakub@redhat.com>
  30
  31         PR tree-optimization/90838
  32         * tree-ssa-forwprop.c (simplify_count_trailing_zeroes): Use
  33         SCALAR_INT_TYPE_MODE directly in CTZ_DEFINED_VALUE_AT_ZERO macro
  34         argument rather than to initialize temporary for targets that
  35         don't use the mode argument at all.  Initialize ctzval to avoid
  36         warning at -O0.
  37
  38 2020-01-10  Thomas Schwinge  <thomas@codesourcery.com>
  39
  40         * tree.h (OMP_CLAUSE_USE_DEVICE_PTR_IF_PRESENT): New definition.
  41         * tree-core.h: Document it.
  42         * gimplify.c (gimplify_omp_workshare): Set it.
  43         * omp-low.c (lower_omp_target): Use it.
  44         * tree-pretty-print.c (dump_omp_clause): Print it.
  45
  46         * omp-low.c (lower_omp_target) <OMP_CLAUSE_USE_DEVICE_PTR etc.>:
  47         Assert that for OpenACC we always have 'GOMP_MAP_USE_DEVICE_PTR'.
  48
  49 2020-01-10  David Malcolm  <dmalcolm@redhat.com>
  50
  51         * Makefile.in (OBJS): Add tree-diagnostic-path.o.
  52         * common.opt (fdiagnostics-path-format=): New option.
  53         (diagnostic_path_format): New enum.
  54         (fdiagnostics-show-path-depths): New option.
  55         * coretypes.h (diagnostic_event_id_t): New forward decl.
  56         * diagnostic-color.c (color_dict): Add "path".
  57         * diagnostic-event-id.h: New file.
  58         * diagnostic-format-json.cc (json_from_expanded_location): Make
  59         non-static.
  60         (json_end_diagnostic): Call context->make_json_for_path if it
  61         exists and the diagnostic has a path.
  62         (diagnostic_output_format_init): Clear context->print_path.
  63         * diagnostic-path.h: New file.
  64         * diagnostic-show-locus.c (colorizer::set_range): Special-case
  65         when printing a run of events in a diagnostic_path so that they
  66         all get the same color.
  67         (layout::m_diagnostic_path_p): New field.
  68         (layout::layout): Initialize it.
  69         (layout::print_any_labels): Don't colorize the label text for an
  70         event in a diagnostic_path.
  71         (gcc_rich_location::add_location_if_nearby): Add
  72         "restrict_to_current_line_spans" and "label" params.  Pass the
  73         former to layout.maybe_add_location_range; pass the latter
  74         when calling add_range.
  75         * diagnostic.c: Include "diagnostic-path.h".
  76         (diagnostic_initialize): Initialize context->path_format and
  77         context->show_path_depths.
  78         (diagnostic_show_any_path): New function.
  79         (diagnostic_path::interprocedural_p): New function.
  80         (diagnostic_report_diagnostic): Call diagnostic_show_any_path.
  81         (simple_diagnostic_path::num_events): New function.
  82         (simple_diagnostic_path::get_event): New function.
  83         (simple_diagnostic_path::add_event): New function.
  84         (simple_diagnostic_event::simple_diagnostic_event): New ctor.
  85         (simple_diagnostic_event::~simple_diagnostic_event): New dtor.
  86         (debug): New overload taking a diagnostic_path *.
  87         * diagnostic.def (DK_DIAGNOSTIC_PATH): New.
  88         * diagnostic.h (enum diagnostic_path_format): New enum.
  89         (json::value): New forward decl.
  90         (diagnostic_context::path_format): New field.
  91         (diagnostic_context::show_path_depths): New field.
  92         (diagnostic_context::print_path): New callback field.
  93         (diagnostic_context::make_json_for_path): New callback field.
  94         (diagnostic_show_any_path): New decl.
  95         (json_from_expanded_location): New decl.
  96         * doc/invoke.texi (-fdiagnostics-path-format=): New option.
  97         (-fdiagnostics-show-path-depths): New option.
  98         (-fdiagnostics-color): Add "path" to description of default
  99         GCC_COLORS; describe it.
 100         (-fdiagnostics-format=json): Document how diagnostic paths are
 101         represented in the JSON output format.
 102         * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
 103         Add optional params "restrict_to_current_line_spans" and "label".
 104         * opts.c (common_handle_option): Handle
 105         OPT_fdiagnostics_path_format_ and
 106         OPT_fdiagnostics_show_path_depths.
 107         * pretty-print.c: Include "diagnostic-event-id.h".
 108         (pp_format): Implement "%@" format code for printing
 109         diagnostic_event_id_t *.
 110         (selftest::test_pp_format): Add tests for "%@".
 111         * selftest-run-tests.c (selftest::run_tests): Call
 112         selftest::tree_diagnostic_path_cc_tests.
 113         * selftest.h (selftest::tree_diagnostic_path_cc_tests): New decl.
 114         * toplev.c (general_init): Initialize global_dc->path_format and
 115         global_dc->show_path_depths.
 116         * tree-diagnostic-path.cc: New file.
 117         * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Make
 118         non-static.  Drop "diagnostic" param in favor of storing the
 119         original value of "where" and re-using it.
 120         (virt_loc_aware_diagnostic_finalizer): Update for dropped param of
 121         maybe_unwind_expanded_macro_loc.
 122         (tree_diagnostics_defaults): Initialize context->print_path and
 123         context->make_json_for_path.
 124         * tree-diagnostic.h (default_tree_diagnostic_path_printer): New
 125         decl.
 126         (default_tree_make_json_for_path): New decl.
 127         (maybe_unwind_expanded_macro_loc): New decl.
 128
 129 2020-01-10  Jakub Jelinek  <jakub@redhat.com>
 130
 131         PR tree-optimization/93210
 132         * fold-const.h (native_encode_initializer,
 133         can_native_interpret_type_p): Declare.
 134         * fold-const.c (native_encode_string): Fix up handling with off != -1,
 135         simplify.
 136         (native_encode_initializer): New function, moved from dwarf2out.c.
 137         Adjust to native_encode_expr compatible arguments, including dry-run
 138         and partial extraction modes.  Don't handle STRING_CST.
 139         (can_native_interpret_type_p): No longer static.
 140         * gimple-fold.c (fold_ctor_reference): For native_encode_expr, verify
 141         offset / BITS_PER_UNIT fits into int and don't call it if
 142         can_native_interpret_type_p fails.  If suboff is NULL and for
 143         CONSTRUCTOR fold_{,non}array_ctor_reference returns NULL, retry with
 144         native_encode_initializer.
 145         (fold_const_aggregate_ref_1): Formatting fix.
 146         * dwarf2out.c (native_encode_initializer): Moved to fold-const.c.
 147         (tree_add_const_value_attribute): Adjust caller.
 148
 149         PR tree-optimization/90838
 150         * tree-ssa-forwprop.c (simplify_count_trailing_zeroes): Use
 151         SCALAR_INT_TYPE_MODE instead of TYPE_MODE as operand of
 152         CTZ_DEFINED_VALUE_AT_ZERO.
 153
 154 2020-01-10  Vladimir Makarov  <vmakarov@redhat.com>
 155
 156         PR inline-asm/93027
 157         * lra-constraints.c (match_reload): Permit input operands have the
 158         same mode as output while other input operands have a different
 159         mode.
 160
 161 2020-01-10  Wilco Dijkstra  <wdijkstr@arm.com>
 162
 163         PR tree-optimization/90838
 164         * tree-ssa-forwprop.c (check_ctz_array): Add new function.
 165         (check_ctz_string): Likewise.
 166         (optimize_count_trailing_zeroes): Likewise.
 167         (simplify_count_trailing_zeroes): Likewise.
 168         (pass_forwprop::execute): Try ctz simplification.
 169         * match.pd: Add matching for ctz idioms.
 170
 171 2020-01-10  Stam Markianos-Wright  <stam.markianos-wright@arm.com>
 172
 173         * config/aarch64/aarch64.c (aarch64_invalid_conversion): New function
 174         for target hook.
 175         (aarch64_invalid_unary_op): New function for target hook.
 176         (aarch64_invalid_binary_op): New function for target hook.
 177
 178 2020-01-10  Stam Markianos-Wright  <stam.markianos-wright@arm.com>
 179
 180         * config.gcc: Add arm_bf16.h.
 181         * config/aarch64/aarch64-builtins.c
 182         (aarch64_simd_builtin_std_type): Add BFmode.
 183         (aarch64_init_simd_builtin_types): Define element types for vector
 184         types.
 185         (aarch64_init_bf16_types): New function.
 186         (aarch64_general_init_builtins): Add arm_init_bf16_types function call.
 187         * config/aarch64/aarch64-modes.def: Add BFmode and V4BF, V8BF vector
 188         modes.
 189         * config/aarch64/aarch64-simd-builtin-types.def: Add BF SIMD types.
 190         * config/aarch64/aarch64-simd.md: Add BF vector types to NEON move
 191         patterns.
 192         * config/aarch64/aarch64.h (AARCH64_VALID_SIMD_DREG_MODE): Add V4BF.
 193         (AARCH64_VALID_SIMD_QREG_MODE): Add V8BF.
 194         * config/aarch64/aarch64.c
 195         (aarch64_classify_vector_mode): Add support for BF types.
 196         (aarch64_gimplify_va_arg_expr): Add support for BF types.
 197         (aarch64_vq_mode): Add support for BF types.
 198         (aarch64_simd_container_mode): Add support for BF types.
 199         (aarch64_mangle_type): Add support for BF scalar type.
 200         * config/aarch64/aarch64.md: Add BFmode to movhf pattern.
 201         * config/aarch64/arm_bf16.h: New file.
 202         * config/aarch64/arm_neon.h: Add arm_bf16.h and Bfloat vector types.
 203         * config/aarch64/iterators.md: Add BF types to mode attributes.
 204         (HFBF, GPF_TF_F16_MOV, VDMOV, VQMOV, VQMOV_NO2Em VALL_F16MOV): New.
 205
 206 2020-01-10  Jason Merrill  <jason@redhat.com>
 207
 208         PR c++/93173 - incorrect tree sharing.
 209         * gimplify.c (copy_if_shared): No longer static.
 210         * gimplify.h: Declare it.
 211
 212 2020-01-10  Richard Sandiford  <richard.sandiford@arm.com>
 213
 214         * doc/invoke.texi (-msve-vector-bits=): Document that
 215         -msve-vector-bits=128 now generates VL-specific code for
 216         little-endian targets.
 217         * config/aarch64/aarch64-sve-builtins.cc (register_builtin_types): Use
 218         build_vector_type_for_mode to construct the data vector types.
 219         * config/aarch64/aarch64.c (aarch64_convert_sve_vector_bits): Generate
 220         VL-specific code for -msve-vector-bits=128 on little-endian targets.
 221         (aarch64_simd_container_mode): Always prefer Advanced SIMD modes
 222         for 128-bit vectors.
 223
 224 2020-01-10  Richard Sandiford  <richard.sandiford@arm.com>
 225
 226         * config/aarch64/aarch64.c (aarch64_evpc_sel): Fix gen_vcond_mask
 227         invocation.
 228
 229 2020-01-10  Richard Sandiford  <richard.sandiford@arm.com>
 230
 231         * config/aarch64/aarch64-builtins.c
 232         (aarch64_builtin_vectorized_function): Check for specific vector modes,
 233         rather than checking the number of elements and the element mode.
 234
 235 2020-01-10  Richard Sandiford  <richard.sandiford@arm.com>
 236
 237         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
 238         get_related_vectype_for_scalar_type rather than build_vector_type
 239         to create the index type for a conditional reduction.
 240
 241 2020-01-10  Richard Sandiford  <richard.sandiford@arm.com>
 242
 243         * tree-vect-loop.c (update_epilogue_loop_vinfo): Update DR_REF
 244         for any type of gather or scatter, including strided accesses.
 245
 246 2020-01-10  Andre Vieira  <andre.simoesdiasvieira@arm.com>
 247
 248         * tree-vectorizer.h (get_dr_vinfo_offset): Add missing function
 249          comment.
 250
 251 2020-01-10  Andre Vieira  <andre.simoesdiasvieira@arm.com>
 252
 253         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Use
 254         get_dr_vinfo_offset
 255         * tree-vect-loop.c (update_epilogue_loop_vinfo):  Remove orig_drs_init
 256         parameter and its use to reset DR_OFFSET's.
 257         (vect_transform_loop): Remove orig_drs_init argument.
 258         * tree-vect-loop-manip.c (vect_update_init_of_dr): Update the offset
 259         member of dr_vec_info rather than the offset of the associated
 260         data_reference's innermost_loop_behavior.
 261         (vect_update_init_of_dr): Pass dr_vec_info instead of data_reference.
 262         (vect_do_peeling): Remove orig_drs_init parameter and its construction.
 263         * tree-vect-stmts.c (check_scan_store): Replace use of DR_OFFSET with
 264         get_dr_vinfo_offset.
 265         (vectorizable_store): Likewise.
 266         (vectorizable_load): Likewise.
 267
 268 2020-01-10  Richard Biener  <rguenther@suse.de>
 269
 270         * gimple-ssa-store-merging
 271         (pass_store_merging::terminate_all_aliasing_chains): Cache alias info.
 272
 273 2020-01-10  Martin Liska  <mliska@suse.cz>
 274
 275         PR ipa/93217
 276         * ipa-inline-analysis.c (offline_size): Make proper parenthesis
 277         encapsulation that was there before r280040.
 278
 279 2020-01-10  Richard Biener  <rguenther@suse.de>
 280
 281         PR middle-end/93199
 282         * tree-eh.c (sink_clobbers): Move clobbers to out-of-IL
 283         sequences to avoid walking them again for secondary opportunities.
 284         (pass_lower_eh_dispatch::execute): Instead actually insert
 285         them here.
 286
 287 2020-01-10  Richard Biener  <rguenther@suse.de>
 288
 289         PR middle-end/93199
 290         * tree-eh.c (redirect_eh_edge_1): Avoid some work if possible.
 291         (cleanup_all_empty_eh): Walk landing pads in reverse order to
 292         avoid quadraticness.
 293
 294 2020-01-10  Martin Jambor  <mjambor@suse.cz>
 295
 296         * params.opt (param_ipa_sra_max_replacements): Mark as Optimization.
 297         * ipa-sra.c (pull_accesses_from_callee): New parameter caller, use it
 298         to get param_ipa_sra_max_replacements.
 299         (param_splitting_across_edge): Pass the caller to
 300         pull_accesses_from_callee.
 301
 302 2020-01-10  Martin Jambor  <mjambor@suse.cz>
 303
 304         * params.opt (param_ipcp_unit_growth): Mark as Optimization.
 305         * ipa-cp.c (max_new_size): Removed.
 306         (orig_overall_size): New variable.
 307         (get_max_overall_size): New function.
 308         (estimate_local_effects): Use it.  Adjust dump.
 309         (decide_about_value): Likewise.
 310         (ipcp_propagate_stage): Do not calculate max_new_size, just store
 311         orig_overall_size.  Adjust dump.
 312         (ipa_cp_c_finalize): Clear orig_overall_size instead of max_new_size.
 313
 314 2020-01-10  Martin Jambor  <mjambor@suse.cz>
 315
 316         * params.opt (param_ipa_max_agg_items): Mark as Optimization
 317         * ipa-cp.c (merge_agg_lats_step): New parameter max_agg_items, use
 318         instead of param_ipa_max_agg_items.
 319         (merge_aggregate_lattices): Extract param_ipa_max_agg_items from
 320         optimization info for the callee.
 321
 322 2020-01-09  Kwok Cheung Yeung  <kcy@codesourcery.com>
 323
 324         * lto-streamer-in.c (input_function): Remove streamed-in inline debug
 325         markers if debug_inline_points is false.
 326
 327 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 328
 329         * config.gcc (aarch64*-*-*): Add aarch64-sve-builtins-sve2.o to
 330         extra_objs.
 331         * config/aarch64/t-aarch64 (aarch64-sve-builtins.o): Depend on
 332         aarch64-sve-builtins-base.def, aarch64-sve-builtins-sve2.def and
 333         aarch64-sve-builtins-sve2.h.
 334         (aarch64-sve-builtins-sve2.o): New rule.
 335         * config/aarch64/aarch64.h (AARCH64_ISA_SVE2_AES): New macro.
 336         (AARCH64_ISA_SVE2_BITPERM, AARCH64_ISA_SVE2_SHA3): Likewise.
 337         (AARCH64_ISA_SVE2_SM4, TARGET_SVE2_AES, TARGET_SVE2_BITPERM): Likewise.
 338         (TARGET_SVE2_SHA, TARGET_SVE2_SM4): Likewise.
 339         * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Handle
 340         TARGET_SVE2_AES, TARGET_SVE2_BITPERM, TARGET_SVE2_SHA3 and
 341         TARGET_SVE2_SM4.
 342         * config/aarch64/aarch64-sve.md: Update comments with SVE2
 343         instructions that are handled here.
 344         (@cond_asrd<mode>): Generalize to...
 345         (@cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>): ...this.
 346         (*cond_asrd<mode>_2): Generalize to...
 347         (*cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>_2): ...this.
 348         (*cond_asrd<mode>_z): Generalize to...
 349         (*cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>_z): ...this.
 350         * config/aarch64/aarch64.md (UNSPEC_LDNT1_GATHER): New unspec.
 351         (UNSPEC_STNT1_SCATTER, UNSPEC_WHILEGE, UNSPEC_WHILEGT): Likewise.
 352         (UNSPEC_WHILEHI, UNSPEC_WHILEHS): Likewise.
 353         * config/aarch64/aarch64-sve2.md (@aarch64_gather_ldnt<mode>): New
 354         pattern.
 355         (@aarch64_gather_ldnt_<ANY_EXTEND:optab><SVE_FULL_SDI:mode><SVE_PARTIAL_I:mode>)
 356         (@aarch64_scatter_stnt<mode>): Likewise.
 357         (@aarch64_scatter_stnt_<SVE_FULL_SDI:mode><SVE_PARTIAL_I:mode>)
 358         (@aarch64_mul_lane_<mode>): Likewise.
 359         (@aarch64_sve_suqadd<mode>_const): Likewise.
 360         (*<sur>h<addsub><mode>): Generalize to...
 361         (@aarch64_pred_<SVE2_COND_INT_BINARY_REV:sve_int_op><mode>): ...this
 362         new pattern.
 363         (@cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>): New expander.
 364         (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_2): New pattern.
 365         (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_3): Likewise.
 366         (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_any): Likewise.
 367         (*cond_<SVE2_COND_INT_BINARY_NOREV:sve_int_op><mode>_z): Likewise.
 368         (@aarch64_sve_<SVE2_INT_BINARY:sve_int_op><mode>):: Likewise.
 369         (@aarch64_sve_<SVE2_INT_BINARY:sve_int_op>_lane_<mode>): Likewise.
 370         (@aarch64_pred_<SVE2_COND_INT_SHIFT:sve_int_op><mode>): Likewise.
 371         (@cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>): New expander.
 372         (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_2): New pattern.
 373         (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_3): Likewise.
 374         (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_any): Likewise.
 375         (@aarch64_sve_<SVE2_INT_TERNARY:sve_int_op><mode>): Likewise.
 376         (@aarch64_sve_<SVE2_INT_TERNARY_LANE:sve_int_op>_lane_<mode>)
 377         (@aarch64_sve_add_mul_lane_<mode>): Likewise.
 378         (@aarch64_sve_sub_mul_lane_<mode>): Likewise.
 379         (@aarch64_sve2_xar<mode>): Likewise.
 380         (@aarch64_sve2_bcax<mode>): Likewise.
 381         (*aarch64_sve2_eor3<mode>): Rename to...
 382         (@aarch64_sve2_eor3<mode>): ...this.
 383         (@aarch64_sve2_bsl<mode>): New expander.
 384         (@aarch64_sve2_nbsl<mode>): Likewise.
 385         (@aarch64_sve2_bsl1n<mode>): Likewise.
 386         (@aarch64_sve2_bsl2n<mode>): Likewise.
 387         (@aarch64_sve_add_<SHIFTRT:sve_int_op><mode>): Likewise.
 388         (*aarch64_sve2_sra<mode>): Add MOVPRFX support.
 389         (@aarch64_sve_add_<VRSHR_N:sve_int_op><mode>): New pattern.
 390         (@aarch64_sve_<SVE2_INT_SHIFT_INSERT:sve_int_op><mode>): Likewise.
 391         (@aarch64_sve2_<USMAX:su>aba<mode>): New expander.
 392         (*aarch64_sve2_<USMAX:su>aba<mode>): New pattern.
 393         (@aarch64_sve_<SVE2_INT_BINARY_WIDE:sve_int_op><mode>): Likewise.
 394         (<su>mull<bt><Vwide>): Generalize to...
 395         (@aarch64_sve_<SVE2_INT_BINARY_LONG:sve_int_op><mode>): ...this new
 396         pattern.
 397         (@aarch64_sve_<SVE2_INT_BINARY_LONG_lANE:sve_int_op>_lane_<mode>)
 398         (@aarch64_sve_<SVE2_INT_SHIFT_IMM_LONG:sve_int_op><mode>)
 399         (@aarch64_sve_add_<SVE2_INT_ADD_BINARY_LONG:sve_int_op><mode>)
 400         (@aarch64_sve_add_<SVE2_INT_ADD_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
 401         (@aarch64_sve_qadd_<SVE2_INT_QADD_BINARY_LONG:sve_int_op><mode>)
 402         (@aarch64_sve_qadd_<SVE2_INT_QADD_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
 403         (@aarch64_sve_sub_<SVE2_INT_SUB_BINARY_LONG:sve_int_op><mode>)
 404         (@aarch64_sve_sub_<SVE2_INT_SUB_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
 405         (@aarch64_sve_qsub_<SVE2_INT_QSUB_BINARY_LONG:sve_int_op><mode>)
 406         (@aarch64_sve_qsub_<SVE2_INT_QSUB_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
 407         (@aarch64_sve_<SVE2_FP_TERNARY_LONG:sve_fp_op><mode>): New patterns.
 408         (@aarch64_<SVE2_FP_TERNARY_LONG_LANE:sve_fp_op>_lane_<mode>)
 409         (@aarch64_sve_<SVE2_INT_UNARY_NARROWB:sve_int_op><mode>): Likewise.
 410         (@aarch64_sve_<SVE2_INT_UNARY_NARROWT:sve_int_op><mode>): Likewise.
 411         (@aarch64_sve_<SVE2_INT_BINARY_NARROWB:sve_int_op><mode>): Likewise.
 412         (@aarch64_sve_<SVE2_INT_BINARY_NARROWT:sve_int_op><mode>): Likewise.
 413         (<SHRNB:r>shrnb<mode>): Generalize to...
 414         (@aarch64_sve_<SVE2_INT_SHIFT_IMM_NARROWB:sve_int_op><mode>): ...this
 415         new pattern.
 416         (<SHRNT:r>shrnt<mode>): Generalize to...
 417         (@aarch64_sve_<SVE2_INT_SHIFT_IMM_NARROWT:sve_int_op><mode>): ...this
 418         new pattern.
 419         (@aarch64_pred_<SVE2_INT_BINARY_PAIR:sve_int_op><mode>): New pattern.
 420         (@aarch64_pred_<SVE2_FP_BINARY_PAIR:sve_fp_op><mode>): Likewise.
 421         (@cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>): New expander.
 422         (*cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>_2): New pattern.
 423         (*cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>_z): Likewise.
 424         (@aarch64_sve_<SVE2_INT_CADD:optab><mode>): Likewise.
 425         (@aarch64_sve_<SVE2_INT_CMLA:optab><mode>): Likewise.
 426         (@aarch64_<SVE2_INT_CMLA:optab>_lane_<mode>): Likewise.
 427         (@aarch64_sve_<SVE2_INT_CDOT:optab><mode>): Likewise.
 428         (@aarch64_<SVE2_INT_CDOT:optab>_lane_<mode>): Likewise.
 429         (@aarch64_pred_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): Likewise.
 430         (@cond_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): New expander.
 431         (*cond_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): New pattern.
 432         (@aarch64_sve2_cvtnt<mode>): Likewise.
 433         (@aarch64_pred_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>): Likewise.
 434         (@cond_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>): New expander.
 435         (*cond_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>_any): New pattern.
 436         (@aarch64_sve2_cvtxnt<mode>): Likewise.
 437         (@aarch64_pred_<SVE2_U32_UNARY:sve_int_op><mode>): Likewise.
 438         (@cond_<SVE2_U32_UNARY:sve_int_op><mode>): New expander.
 439         (*cond_<SVE2_U32_UNARY:sve_int_op><mode>): New pattern.
 440         (@aarch64_pred_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): Likewise.
 441         (@cond_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): New expander.
 442         (*cond_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): New pattern.
 443         (@aarch64_sve2_pmul<mode>): Likewise.
 444         (@aarch64_sve_<SVE2_PMULL:optab><mode>): Likewise.
 445         (@aarch64_sve_<SVE2_PMULL_PAIR:optab><mode>): Likewise.
 446         (@aarch64_sve2_tbl2<mode>): Likewise.
 447         (@aarch64_sve2_tbx<mode>): Likewise.
 448         (@aarch64_sve_<SVE2_INT_BITPERM:sve_int_op><mode>): Likewise.
 449         (@aarch64_sve2_histcnt<mode>): Likewise.
 450         (@aarch64_sve2_histseg<mode>): Likewise.
 451         (@aarch64_pred_<SVE2_MATCH:sve_int_op><mode>): Likewise.
 452         (*aarch64_pred_<SVE2_MATCH:sve_int_op><mode>_cc): Likewise.
 453         (*aarch64_pred_<SVE2_MATCH:sve_int_op><mode>_ptest): Likewise.
 454         (aarch64_sve2_aes<CRYPTO_AES:aes_op>): Likewise.
 455         (aarch64_sve2_aes<CRYPTO_AESMC:aesmc_op>): Likewise.
 456         (*aarch64_sve2_aese_fused, *aarch64_sve2_aesd_fused): Likewise.
 457         (aarch64_sve2_rax1, aarch64_sve2_sm4e, aarch64_sve2_sm4ekey): Likewise.
 458         (<su>mulh<r>s<mode>3): Update after above pattern name changes.
 459         * config/aarch64/iterators.md (VNx16QI_ONLY, VNx4SF_ONLY)
 460         (SVE_STRUCT2, SVE_FULL_BHI, SVE_FULL_HSI, SVE_FULL_HDI)
 461         (SVE2_PMULL_PAIR_I): New mode iterators.
 462         (UNSPEC_ADCLB, UNSPEC_ADCLT, UNSPEC_ADDHNB, UNSPEC_ADDHNT, UNSPEC_BDEP)
 463         (UNSPEC_BEXT, UNSPEC_BGRP, UNSPEC_CADD90, UNSPEC_CADD270, UNSPEC_CDOT)
 464         (UNSPEC_CDOT90, UNSPEC_CDOT180, UNSPEC_CDOT270, UNSPEC_CMLA)
 465         (UNSPEC_CMLA90, UNSPEC_CMLA180, UNSPEC_CMLA270, UNSPEC_COND_FCVTLT)
 466         (UNSPEC_COND_FCVTNT, UNSPEC_COND_FCVTX, UNSPEC_COND_FCVTXNT)
 467         (UNSPEC_COND_FLOGB, UNSPEC_EORBT, UNSPEC_EORTB, UNSPEC_FADDP)
 468         (UNSPEC_FMAXP, UNSPEC_FMAXNMP, UNSPEC_FMLALB, UNSPEC_FMLALT)
 469         (UNSPEC_FMLSLB, UNSPEC_FMLSLT, UNSPEC_FMINP, UNSPEC_FMINNMP)
 470         (UNSPEC_HISTCNT, UNSPEC_HISTSEG, UNSPEC_MATCH, UNSPEC_NMATCH)
 471         (UNSPEC_PMULLB, UNSPEC_PMULLB_PAIR, UNSPEC_PMULLT, UNSPEC_PMULLT_PAIR)
 472         (UNSPEC_RADDHNB, UNSPEC_RADDHNT, UNSPEC_RSUBHNB, UNSPEC_RSUBHNT)
 473         (UNSPEC_SLI, UNSPEC_SRI, UNSPEC_SABDLB, UNSPEC_SABDLT, UNSPEC_SADDLB)
 474         (UNSPEC_SADDLBT, UNSPEC_SADDLT, UNSPEC_SADDWB, UNSPEC_SADDWT)
 475         (UNSPEC_SBCLB, UNSPEC_SBCLT, UNSPEC_SMAXP, UNSPEC_SMINP)
 476         (UNSPEC_SQCADD90, UNSPEC_SQCADD270, UNSPEC_SQDMULLB, UNSPEC_SQDMULLBT)
 477         (UNSPEC_SQDMULLT, UNSPEC_SQRDCMLAH, UNSPEC_SQRDCMLAH90)
 478         (UNSPEC_SQRDCMLAH180, UNSPEC_SQRDCMLAH270, UNSPEC_SQRSHRNB)
 479         (UNSPEC_SQRSHRNT, UNSPEC_SQRSHRUNB, UNSPEC_SQRSHRUNT, UNSPEC_SQSHRNB)
 480         (UNSPEC_SQSHRNT, UNSPEC_SQSHRUNB, UNSPEC_SQSHRUNT, UNSPEC_SQXTNB)
 481         (UNSPEC_SQXTNT, UNSPEC_SQXTUNB, UNSPEC_SQXTUNT, UNSPEC_SSHLLB)
 482         (UNSPEC_SSHLLT, UNSPEC_SSUBLB, UNSPEC_SSUBLBT, UNSPEC_SSUBLT)
 483         (UNSPEC_SSUBLTB, UNSPEC_SSUBWB, UNSPEC_SSUBWT, UNSPEC_SUBHNB)
 484         (UNSPEC_SUBHNT, UNSPEC_TBL2, UNSPEC_UABDLB, UNSPEC_UABDLT)
 485         (UNSPEC_UADDLB, UNSPEC_UADDLT, UNSPEC_UADDWB, UNSPEC_UADDWT)
 486         (UNSPEC_UMAXP, UNSPEC_UMINP, UNSPEC_UQRSHRNB, UNSPEC_UQRSHRNT)
 487         (UNSPEC_UQSHRNB, UNSPEC_UQSHRNT, UNSPEC_UQXTNB, UNSPEC_UQXTNT)
 488         (UNSPEC_USHLLB, UNSPEC_USHLLT, UNSPEC_USUBLB, UNSPEC_USUBLT)
 489         (UNSPEC_USUBWB, UNSPEC_USUBWT): New unspecs.
 490         (UNSPEC_SMULLB, UNSPEC_SMULLT, UNSPEC_UMULLB, UNSPEC_UMULLT)
 491         (UNSPEC_SMULHS, UNSPEC_SMULHRS, UNSPEC_UMULHS, UNSPEC_UMULHRS)
 492         (UNSPEC_RSHRNB, UNSPEC_RSHRNT, UNSPEC_SHRNB, UNSPEC_SHRNT): Move
 493         further down file.
 494         (VNARROW, Ventype): New mode attributes.
 495         (Vewtype): Handle VNx2DI.  Fix typo in comment.
 496         (VDOUBLE): New mode attribute.
 497         (sve_lane_con): Handle VNx8HI.
 498         (SVE_INT_UNARY): Include ss_abs and ss_neg for TARGET_SVE2.
 499         (SVE_INT_BINARY): Likewise ss_plus, us_plus, ss_minus and us_minus.
 500         (sve_int_op, sve_int_op_rev): Handle the above codes.
 501         (sve_pred_int_rhs2_operand): Likewise.
 502         (MULLBT, SHRNB, SHRNT): Delete.
 503         (SVE_INT_SHIFT_IMM): New int iterator.
 504         (SVE_WHILE): Add UNSPEC_WHILEGE, UNSPEC_WHILEGT, UNSPEC_WHILEHI
 505         and UNSPEC_WHILEHS for TARGET_SVE2.
 506         (SVE2_U32_UNARY, SVE2_INT_UNARY_NARROWB, SVE2_INT_UNARY_NARROWT)
 507         (SVE2_INT_BINARY, SVE2_INT_BINARY_LANE, SVE2_INT_BINARY_LONG)
 508         (SVE2_INT_BINARY_LONG_LANE, SVE2_INT_BINARY_NARROWB)
 509         (SVE2_INT_BINARY_NARROWT, SVE2_INT_BINARY_PAIR, SVE2_FP_BINARY_PAIR)
 510         (SVE2_INT_BINARY_PAIR_LONG, SVE2_INT_BINARY_WIDE): New int iterators.
 511         (SVE2_INT_SHIFT_IMM_LONG, SVE2_INT_SHIFT_IMM_NARROWB): Likewise.
 512         (SVE2_INT_SHIFT_IMM_NARROWT, SVE2_INT_SHIFT_INSERT, SVE2_INT_CADD)
 513         (SVE2_INT_BITPERM, SVE2_INT_TERNARY, SVE2_INT_TERNARY_LANE): Likewise.
 514         (SVE2_FP_TERNARY_LONG, SVE2_FP_TERNARY_LONG_LANE, SVE2_INT_CMLA)
 515         (SVE2_INT_CDOT, SVE2_INT_ADD_BINARY_LONG, SVE2_INT_QADD_BINARY_LONG)
 516         (SVE2_INT_SUB_BINARY_LONG, SVE2_INT_QSUB_BINARY_LONG): Likewise.
 517         (SVE2_INT_ADD_BINARY_LONG_LANE, SVE2_INT_QADD_BINARY_LONG_LANE)
 518         (SVE2_INT_SUB_BINARY_LONG_LANE, SVE2_INT_QSUB_BINARY_LONG_LANE)
 519         (SVE2_COND_INT_UNARY_FP, SVE2_COND_FP_UNARY_LONG): Likewise.
 520         (SVE2_COND_FP_UNARY_NARROWB, SVE2_COND_INT_BINARY): Likewise.
 521         (SVE2_COND_INT_BINARY_NOREV, SVE2_COND_INT_BINARY_REV): Likewise.
 522         (SVE2_COND_INT_SHIFT, SVE2_MATCH, SVE2_PMULL): Likewise.
 523         (optab): Handle the new unspecs.
 524         (su, r): Remove entries for UNSPEC_SHRNB, UNSPEC_SHRNT, UNSPEC_RSHRNB
 525         and UNSPEC_RSHRNT.
 526         (lr): Handle the new unspecs.
 527         (bt): Delete.
 528         (cmp_op, while_optab_cmp, sve_int_op): Handle the new unspecs.
 529         (sve_int_op_rev, sve_int_add_op, sve_int_qadd_op, sve_int_sub_op)
 530         (sve_int_qsub_op): New int attributes.
 531         (sve_fp_op, rot): Handle the new unspecs.
 532         * config/aarch64/aarch64-sve-builtins.h
 533         (function_resolver::require_matching_pointer_type): Declare.
 534         (function_resolver::resolve_unary): Add an optional boolean argument.
 535         (function_resolver::finish_opt_n_resolution): Add an optional
 536         type_suffix_index argument.
 537         (gimple_folder::redirect_call): Declare.
 538         (gimple_expander::prepare_gather_address_operands): Add an optional
 539         bool parameter.
 540         * config/aarch64/aarch64-sve-builtins.cc: Include
 541         aarch64-sve-builtins-sve2.h.
 542         (TYPES_b_unsigned, TYPES_b_integer, TYPES_bh_integer): New macros.
 543         (TYPES_bs_unsigned, TYPES_hs_signed, TYPES_hs_integer): Likewise.
 544         (TYPES_hd_unsigned, TYPES_hsd_signed): Likewise.
 545         (TYPES_hsd_integer): Use TYPES_hsd_signed.
 546         (TYPES_s_float_hsd_integer, TYPES_s_float_sd_integer): New macros.
 547         (TYPES_s_unsigned): Likewise.
 548         (TYPES_s_integer): Use TYPES_s_unsigned.
 549         (TYPES_sd_signed, TYPES_sd_unsigned): New macros.
 550         (TYPES_sd_integer): Use them.
 551         (TYPES_d_unsigned): New macro.
 552         (TYPES_d_integer): Use it.
 553         (TYPES_d_data, TYPES_cvt_long, TYPES_cvt_narrow_s): New macros.
 554         (TYPES_cvt_narrow): Likewise.
 555         (DEF_SVE_TYPES_ARRAY): Include the new types macros above.
 556         (preds_mx): New variable.
 557         (function_builder::add_overloaded_function): Allow the new feature
 558         set to be more restrictive than the original one.
 559         (function_resolver::infer_pointer_type): Remove qualifiers from
 560         the pointer type before printing it.
 561         (function_resolver::require_matching_pointer_type): New function.
 562         (function_resolver::resolve_sv_displacement): Handle functions
 563         that don't support 32-bit vector indices or svint32_t vector offsets.
 564         (function_resolver::finish_opt_n_resolution): Take the inferred type
 565         as a separate argument.
 566         (function_resolver::resolve_unary): Optionally treat all forms in
 567         the same way as normal merging functions.
 568         (gimple_folder::redirect_call): New function.
 569         (function_expander::prepare_gather_address_operands): Add an argument
 570         that says whether scaled forms are available.  If they aren't,
 571         handle scaling of vector indices and don't add the extension and
 572         scaling operands.
 573         (function_expander::map_to_unspecs): If aarch64_sve isn't available,
 574         fall back to using cond_* instead.
 575         * config/aarch64/aarch64-sve-builtins-functions.h (rtx_code_function):
 576         Split out the member variables into...
 577         (rtx_code_function_base): ...this new base class.
 578         (rtx_code_function_rotated): Inherit rtx_code_function_base.
 579         (unspec_based_function): Split out the member variables into...
 580         (unspec_based_function_base): ...this new base class.
 581         (unspec_based_function_rotated): Inherit unspec_based_function_base.
 582         (unspec_based_function_exact_insn): New class.
 583         (unspec_based_add_function, unspec_based_add_lane_function)
 584         (unspec_based_lane_function, unspec_based_pred_function)
 585         (unspec_based_qadd_function, unspec_based_qadd_lane_function)
 586         (unspec_based_qsub_function, unspec_based_qsub_lane_function)
 587         (unspec_based_sub_function, unspec_based_sub_lane_function): New
 588         typedefs.
 589         (unspec_based_fused_function): New class.
 590         (unspec_based_mla_function, unspec_based_mls_function): New typedefs.
 591         (unspec_based_fused_lane_function): New class.
 592         (unspec_based_mla_lane_function, unspec_based_mls_lane_function): New
 593         typedefs.
 594         (CODE_FOR_MODE1): New macro.
 595         (fixed_insn_function): New class.
 596         (while_comparison): Likewise.
 597         * config/aarch64/aarch64-sve-builtins-shapes.h (binary_long_lane)
 598         (binary_long_opt_n, binary_narrowb_opt_n, binary_narrowt_opt_n)
 599         (binary_to_uint, binary_wide, binary_wide_opt_n, compare, compare_ptr)
 600         (load_ext_gather_index_restricted, load_ext_gather_offset_restricted)
 601         (load_gather_sv_restricted, shift_left_imm_long): Declare.
 602         (shift_left_imm_to_uint, shift_right_imm_narrowb): Likewise.
 603         (shift_right_imm_narrowt, shift_right_imm_narrowb_to_uint): Likewise.
 604         (shift_right_imm_narrowt_to_uint, store_scatter_index_restricted)
 605         (store_scatter_offset_restricted, tbl_tuple, ternary_long_lane)
 606         (ternary_long_opt_n, ternary_qq_lane_rotate, ternary_qq_rotate)
 607         (ternary_shift_left_imm, ternary_shift_right_imm, ternary_uint)
 608         (unary_convert_narrowt, unary_long, unary_narrowb, unary_narrowt)
 609         (unary_narrowb_to_uint, unary_narrowt_to_uint, unary_to_int): Likewise.
 610         * config/aarch64/aarch64-sve-builtins-shapes.cc (apply_predication):
 611         Also add an initial argument for unary_convert_narrowt, regardless
 612         of the predication type.
 613         (build_32_64): Allow loads and stores to specify MODE_none.
 614         (build_sv_index64, build_sv_uint_offset): New functions.
 615         (long_type_suffix): New function.
 616         (binary_imm_narrowb_base, binary_imm_narrowt_base): New classes.
 617         (binary_imm_long_base, load_gather_sv_base): Likewise.
 618         (shift_right_imm_narrow_wrapper, ternary_shift_imm_base): Likewise.
 619         (ternary_resize2_opt_n_base, ternary_resize2_lane_base): Likewise.
 620         (unary_narrowb_base, unary_narrowt_base): Likewise.
 621         (binary_long_lane_def, binary_long_lane): New shape.
 622         (binary_long_opt_n_def, binary_long_opt_n): Likewise.
 623         (binary_narrowb_opt_n_def, binary_narrowb_opt_n): Likewise.
 624         (binary_narrowt_opt_n_def, binary_narrowt_opt_n): Likewise.
 625         (binary_to_uint_def, binary_to_uint): Likewise.
 626         (binary_wide_def, binary_wide): Likewise.
 627         (binary_wide_opt_n_def, binary_wide_opt_n): Likewise.
 628         (compare_def, compare): Likewise.
 629         (compare_ptr_def, compare_ptr): Likewise.
 630         (load_ext_gather_index_restricted_def,
 631         load_ext_gather_index_restricted): Likewise.
 632         (load_ext_gather_offset_restricted_def,
 633         load_ext_gather_offset_restricted): Likewise.
 634         (load_gather_sv_def): Inherit from load_gather_sv_base.
 635         (load_gather_sv_restricted_def, load_gather_sv_restricted): New shape.
 636         (shift_left_imm_def, shift_left_imm): Likewise.
 637         (shift_left_imm_long_def, shift_left_imm_long): Likewise.
 638         (shift_left_imm_to_uint_def, shift_left_imm_to_uint): Likewise.
 639         (store_scatter_index_restricted_def,
 640         store_scatter_index_restricted): Likewise.
 641         (store_scatter_offset_restricted_def,
 642         store_scatter_offset_restricted): Likewise.
 643         (tbl_tuple_def, tbl_tuple): Likewise.
 644         (ternary_long_lane_def, ternary_long_lane): Likewise.
 645         (ternary_long_opt_n_def, ternary_long_opt_n): Likewise.
 646         (ternary_qq_lane_def): Inherit from ternary_resize2_lane_base.
 647         (ternary_qq_lane_rotate_def, ternary_qq_lane_rotate): New shape
 648         (ternary_qq_opt_n_def): Inherit from ternary_resize2_opt_n_base.
 649         (ternary_qq_rotate_def, ternary_qq_rotate): New shape.
 650         (ternary_shift_left_imm_def, ternary_shift_left_imm): Likewise.
 651         (ternary_shift_right_imm_def, ternary_shift_right_imm): Likewise.
 652         (ternary_uint_def, ternary_uint): Likewise.
 653         (unary_convert): Fix typo in comment.
 654         (unary_convert_narrowt_def, unary_convert_narrowt): New shape.
 655         (unary_long_def, unary_long): Likewise.
 656         (unary_narrowb_def, unary_narrowb): Likewise.
 657         (unary_narrowt_def, unary_narrowt): Likewise.
 658         (unary_narrowb_to_uint_def, unary_narrowb_to_uint): Likewise.
 659         (unary_narrowt_to_uint_def, unary_narrowt_to_uint): Likewise.
 660         (unary_to_int_def, unary_to_int): Likewise.
 661         * config/aarch64/aarch64-sve-builtins-base.cc (unspec_cmla)
 662         (unspec_fcmla, unspec_cond_fcmla, expand_mla_mls_lane): New functions.
 663         (svasrd_impl): Delete.
 664         (svcadd_impl::expand): Handle integer operations too.
 665         (svcmla_impl::expand, svcmla_lane::expand): Likewise, using the
 666         new functions to derive the unspec numbers.
 667         (svmla_svmls_lane_impl): Replace with...
 668         (svmla_lane_impl, svmls_lane_impl): ...these new classes.  Handle
 669         integer operations too.
 670         (svwhile_impl): Rename to...
 671         (svwhilelx_impl): ...this and inherit from while_comparison.
 672         (svasrd): Use unspec_based_function.
 673         (svmla_lane): Use svmla_lane_impl.
 674         (svmls_lane): Use svmls_lane_impl.
 675         (svrecpe, svrsqrte): Handle unsigned integer operations too.
 676         (svwhilele, svwhilelt): Use svwhilelx_impl.
 677         * config/aarch64/aarch64-sve-builtins-sve2.h: New file.
 678         * config/aarch64/aarch64-sve-builtins-sve2.cc: Likewise.
 679         * config/aarch64/aarch64-sve-builtins-sve2.def: Likewise.
 680         * config/aarch64/aarch64-sve-builtins.def: Include
 681         aarch64-sve-builtins-sve2.def.
 682
 683 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 684
 685         * config/aarch64/aarch64-protos.h (aarch64_sve_arith_immediate_p)
 686         (aarch64_sve_sqadd_sqsub_immediate_p): Add a machine_mode argument.
 687         * config/aarch64/aarch64.c (aarch64_sve_arith_immediate_p)
 688         (aarch64_sve_sqadd_sqsub_immediate_p): Likewise.  Handle scalar
 689         immediates as well as vector ones.
 690         * config/aarch64/predicates.md (aarch64_sve_arith_immediate)
 691         (aarch64_sve_sub_arith_immediate, aarch64_sve_qadd_immediate)
 692         (aarch64_sve_qsub_immediate): Update calls accordingly.
 693
 694 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 695
 696         * config/aarch64/aarch64-sve2.md: Add banner comments.
 697         (<su>mulh<r>s<mode>3): Move further up file.
 698         (<su>mull<bt><Vwide>, <r>shrnb<mode>, <r>shrnt<mode>)
 699         (*aarch64_sve2_sra<mode>): Move further down file.
 700         * config/aarch64/t-aarch64 (s-check-sve-md): Check aarch64-sve2.md too.
 701
 702 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 703
 704         * config/aarch64/iterators.md (SVE_WHILE): Add UNSPEC_WHILERW
 705         and UNSPEC_WHILEWR.
 706         (while_optab_cmp): Handle them.
 707         * config/aarch64/aarch64-sve.md
 708         (*while_<while_optab_cmp><GPI:mode><PRED_ALL:mode>_ptest): Make public
 709         and add a "@" marker.
 710         * config/aarch64/aarch64-sve2.md (check_<raw_war>_ptrs<mode>): Use it
 711         instead of gen_aarch64_sve2_while_ptest.
 712         (@aarch64_sve2_while<cmp_op><GPI:mode><PRED_ALL:mode>_ptest): Delete.
 713
 714 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 715
 716         * config/aarch64/aarch64.md (UNSPEC_WHILE_LE): Rename to...
 717         (UNSPEC_WHILELE): ...this.
 718         (UNSPEC_WHILE_LO): Rename to...
 719         (UNSPEC_WHILELO): ...this.
 720         (UNSPEC_WHILE_LS): Rename to...
 721         (UNSPEC_WHILELS): ...this.
 722         (UNSPEC_WHILE_LT): Rename to...
 723         (UNSPEC_WHILELT): ...this.
 724         * config/aarch64/iterators.md (SVE_WHILE): Update accordingly.
 725         (cmp_op, while_optab_cmp): Likewise.
 726         * config/aarch64/aarch64.c (aarch64_sve_move_pred_via_while): Likewise.
 727         * config/aarch64/aarch64-sve-builtins-base.cc (svwhilele): Likewise.
 728         (svwhilelt): Likewise.
 729
 730 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 731
 732         * config/aarch64/aarch64-sve-builtins-shapes.h (unary_count): Delete.
 733         (unary_to_uint): Define.
 734         * config/aarch64/aarch64-sve-builtins-shapes.cc (unary_count_def)
 735         (unary_count): Rename to...
 736         (unary_to_uint_def, unary_to_uint): ...this.
 737         * config/aarch64/aarch64-sve-builtins-base.def: Update accordingly.
 738
 739 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 740
 741         * config/aarch64/aarch64-sve-builtins-functions.h
 742         (code_for_mode_function): New class.
 743         (CODE_FOR_MODE0, QUIET_CODE_FOR_MODE0): New macros.
 744         * config/aarch64/aarch64-sve-builtins-base.cc (svcompact_impl)
 745         (svext_impl, svmul_lane_impl, svsplice_impl, svtmad_impl): Delete.
 746         (svcompact, svext, svsplice): Use QUIET_CODE_FOR_MODE0.
 747         (svmul_lane, svtmad): Use CODE_FOR_MODE0.
 748
 749 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 750
 751         * config/aarch64/iterators.md (addsub): New code attribute.
 752         * config/aarch64/aarch64-simd.md (aarch64_<su_optab><optab><mode>):
 753         Re-express as...
 754         (aarch64_<su_optab>q<addsub><mode>): ...this, making the same change
 755         in the asm string and attributes.  Fix indentation.
 756         * config/aarch64/aarch64-sve.md (@aarch64_<su_optab><optab><mode>):
 757         Re-express as...
 758         (@aarch64_sve_<optab><mode>): ...this.
 759         * config/aarch64/aarch64-sve-builtins.h
 760         (function_expander::expand_signed_unpred_op): Delete.
 761         * config/aarch64/aarch64-sve-builtins.cc
 762         (function_expander::expand_signed_unpred_op): Likewise.
 763         (function_expander::map_to_rtx_codes): If the optab isn't defined,
 764         try using code_for_aarch64_sve instead.
 765         * config/aarch64/aarch64-sve-builtins-base.cc (svqadd_impl): Delete.
 766         (svqsub_impl): Likewise.
 767         (svqadd, svqsub): Use rtx_code_function instead.
 768
 769 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 770
 771         * config/aarch64/iterators.md (SRHSUB, URHSUB): Delete.
 772         (HADDSUB, sur, addsub): Remove them.
 773
 774 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 775
 776         * tree-nrv.c (pass_return_slot::execute): Handle all internal
 777         functions the same way, rather than singling out those that
 778         aren't mapped directly to optabs.
 779
 780 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 781
 782         * target.def (compatible_vector_types_p): New target hook.
 783         * hooks.h (hook_bool_const_tree_const_tree_true): Declare.
 784         * hooks.c (hook_bool_const_tree_const_tree_true): New function.
 785         * doc/tm.texi.in (TARGET_COMPATIBLE_VECTOR_TYPES_P): New hook.
 786         * doc/tm.texi: Regenerate.
 787         * gimple-expr.c: Include target.h.
 788         (useless_type_conversion_p): Use targetm.compatible_vector_types_p.
 789         * config/aarch64/aarch64.c (aarch64_compatible_vector_types_p): New
 790         function.
 791         (TARGET_COMPATIBLE_VECTOR_TYPES_P): Define.
 792         * config/aarch64/aarch64-sve-builtins.cc (gimple_folder::convert_pred):
 793         Use the original predicate if it already has a suitable type.
 794
 795 2020-01-09  Martin Jambor  <mjambor@suse.cz>
 796
 797         * cgraph.h (cgraph_edge): Make remove, set_call_stmt, make_direct,
 798         resolve_speculation and redirect_call_stmt_to_callee static.  Change
 799         return type of set_call_stmt to cgraph_edge *.
 800         * auto-profile.c (afdo_indirect_call): Adjust call to
 801         redirect_call_stmt_to_callee.
 802         * cgraph.c (cgraph_edge::set_call_stmt): Make return cgraph-edge *,
 803         make the this pointer explicit, adjust self-recursive calls and the
 804         call top make_direct.  Return the resulting edge.
 805         (cgraph_edge::remove): Make this pointer explicit.
 806         (cgraph_edge::resolve_speculation): Likewise, adjust call to remove.
 807         (cgraph_edge::make_direct): Likewise, adjust call to
 808         resolve_speculation.
 809         (cgraph_edge::redirect_call_stmt_to_callee): Likewise, also adjust
 810         call to set_call_stmt.
 811         (cgraph_update_edges_for_call_stmt_node): Update call to
 812         set_call_stmt and remove.
 813         * cgraphclones.c (cgraph_node::set_call_stmt_including_clones):
 814         Renamed edge to master_edge.  Adjusted calls to set_call_stmt.
 815         (cgraph_node::create_edge_including_clones): Moved "first" definition
 816         of edge to the block where it was used.  Adjusted calls to
 817         set_call_stmt.
 818         (cgraph_node::remove_symbol_and_inline_clones): Adjust call to
 819         cgraph_edge::remove.
 820         * cgraphunit.c (walk_polymorphic_call_targets): Adjusted calls to
 821         make_direct and redirect_call_stmt_to_callee.
 822         * ipa-fnsummary.c (redirect_to_unreachable): Adjust calls to
 823         resolve_speculation and make_direct.
 824         * ipa-inline-transform.c (inline_transform): Adjust call to
 825         redirect_call_stmt_to_callee.
 826         (check_speculations_1):: Adjust call to resolve_speculation.
 827         * ipa-inline.c (resolve_noninline_speculation): Adjust call to
 828         resolve-speculation.
 829         (inline_small_functions): Adjust call to resolve_speculation.
 830         (ipa_inline): Likewise.
 831         * ipa-prop.c (ipa_make_edge_direct_to_target): Adjust call to
 832         make_direct.
 833         * ipa-visibility.c (function_and_variable_visibility): Make iteration
 834         safe with regards to edge removal, adjust calls to
 835         redirect_call_stmt_to_callee.
 836         * ipa.c (walk_polymorphic_call_targets): Adjust calls to make_direct
 837         and redirect_call_stmt_to_callee.
 838         * multiple_target.c (create_dispatcher_calls): Adjust call to
 839         redirect_call_stmt_to_callee
 840         (redirect_to_specific_clone): Likewise.
 841         * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
 842         Adjust calls to cgraph_edge::remove.
 843         * tree-inline.c (copy_bb): Adjust call to set_call_stmt.
 844         (redirect_all_calls): Adjust call to redirect_call_stmt_to_callee.
 845         (expand_call_inline): Adjust call to cgraph_edge::remove.
 846
 847 2020-01-09  Martin Liska  <mliska@suse.cz>
 848
 849         * params.opt: Set Optimization for
 850         param_max_speculative_devirt_maydefs.
 851
 852 2020-01-09  Martin Sebor  <msebor@redhat.com>
 853
 854         PR middle-end/93200
 855         PR fortran/92956
 856         * builtins.c (compute_objsize): Avoid handling MEM_REFs of vector type.
 857
 858 2020-01-09  Martin Liska  <mliska@suse.cz>
 859
 860         * auto-profile.c (auto_profile): Use opt_for_fn
 861         for a parameter.
 862         * ipa-cp.c (ipcp_lattice::add_value): Likewise.
 863         (propagate_vals_across_arith_jfunc): Likewise.
 864         (hint_time_bonus): Likewise.
 865         (incorporate_penalties): Likewise.
 866         (good_cloning_opportunity_p): Likewise.
 867         (perform_estimation_of_a_value): Likewise.
 868         (estimate_local_effects): Likewise.
 869         (ipcp_propagate_stage): Likewise.
 870         * ipa-fnsummary.c (decompose_param_expr): Likewise.
 871         (set_switch_stmt_execution_predicate): Likewise.
 872         (analyze_function_body): Likewise.
 873         * ipa-inline-analysis.c (offline_size): Likewise.
 874         * ipa-inline.c (early_inliner): Likewise.
 875         * ipa-prop.c (ipa_analyze_node): Likewise.
 876         (ipcp_transform_function): Likewise.
 877         * ipa-sra.c (process_scan_results): Likewise.
 878         (ipa_sra_summarize_function): Likewise.
 879         * params.opt: Rename ipcp-unit-growth to
 880         ipa-cp-unit-growth.  Add Optimization for various
 881         IPA-related parameters.
 882
 883 2020-01-09  Richard Biener  <rguenther@suse.de>
 884
 885         PR middle-end/93054
 886         * gimplify.c (gimplify_expr): Deal with NOP definitions.
 887
 888 2020-01-09  Richard Biener  <rguenther@suse.de>
 889
 890         PR tree-optimization/93040
 891         * gimple-ssa-store-merging.c (find_bswap_or_nop): Raise search limit.
 892
 893 2020-01-09  Georg-Johann Lay  <avr@gjlay.de>
 894
 895         * common/config/avr/avr-common.c (avr_option_optimization_table)
 896         [OPT_LEVELS_1_PLUS]: Set -fsplit-wide-types-early.
 897
 898 2020-01-09  Martin Liska  <mliska@suse.cz>
 899
 900         * cgraphclones.c (symbol_table::materialize_all_clones):
 901         Use cgraph_node::dump_name.
 902
 903 2020-01-09  Jakub Jelinek  <jakub@redhat.com>
 904
 905         PR inline-asm/93202
 906         * config/riscv/riscv.c (riscv_print_operand_reloc): Use
 907         output_operand_lossage instead of gcc_unreachable.
 908         * doc/md.texi (riscv f constraint): Fix typo.
 909
 910         PR target/93141
 911         * config/i386/i386.md (subv<mode>4): Use SWIDWI iterator instead of
 912         SWI.  Use <general_hilo_operand> instead of <general_operand>.  Use
 913         CONST_SCALAR_INT_P instead of CONST_INT_P.
 914         (*subv<mode>4_1): Rename to ...
 915         (subv<mode>4_1): ... this.
 916         (*subv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
 917         define_insn_and_split patterns.
 918         (*subv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
 919         patterns.
 920
 921 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 922
 923         * vec.c (class selftest::count_dtor): New class.
 924         (selftest::test_auto_delete_vec): New test.
 925         (selftest::vec_c_tests): Call it.
 926         * vec.h (class auto_delete_vec): New class template.
 927         (auto_delete_vec<T>::~auto_delete_vec): New dtor.
 928
 929 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 930
 931         * sbitmap.h (auto_sbitmap): Add operator const_sbitmap.
 932
 933 2020-01-08  Jim Wilson  <jimw@sifive.com>
 934
 935         * config/riscv/riscv.c (riscv_legitimize_tls_address): Ifdef out
 936         use of TLS_MODEL_LOCAL_EXEC when not pic.
 937
 938 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 939
 940         * hash-map-tests.c (selftest::test_map_of_strings_to_int): Fix
 941         memory leak.
 942
 943 2020-01-08  Jakub Jelinek  <jakub@redhat.com>
 944
 945         PR target/93187
 946         * config/i386/i386.md (*stack_protect_set_2_<mode> peephole2,
 947         *stack_protect_set_3 peephole2): Also check that the second
 948         insns source is general_operand.
 949
 950         PR target/93174
 951         * config/i386/i386.md (addcarry<mode>_0): Use nonimmediate_operand
 952         predicate for output operand instead of register_operand.
 953         (addcarry<mode>, addcarry<mode>_1): Likewise.  Add alternative with
 954         memory destination and non-memory operands[2].
 955
 956 2020-01-08  Martin Liska  <mliska@suse.cz>
 957
 958         * cgraph.c (cgraph_node::dump): Use ::dump_name or
 959         ::dump_asm_name instead of (::name or ::asm_name).
 960         * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
 961         * cgraphunit.c (walk_polymorphic_call_targets): Likewise.
 962         (analyze_functions): Likewise.
 963         (expand_all_functions): Likewise.
 964         * ipa-cp.c (ipcp_cloning_candidate_p): Likewise.
 965         (propagate_bits_across_jump_function): Likewise.
 966         (dump_profile_updates): Likewise.
 967         (ipcp_store_bits_results): Likewise.
 968         (ipcp_store_vr_results): Likewise.
 969         * ipa-devirt.c (dump_targets): Likewise.
 970         * ipa-fnsummary.c (analyze_function_body): Likewise.
 971         * ipa-hsa.c (check_warn_node_versionable): Likewise.
 972         (process_hsa_functions): Likewise.
 973         * ipa-icf.c (sem_item_optimizer::merge_classes): Likewise.
 974         (set_alias_uids): Likewise.
 975         * ipa-inline-transform.c (save_inline_function_body): Likewise.
 976         * ipa-inline.c (recursive_inlining): Likewise.
 977         (inline_to_all_callers_1): Likewise.
 978         (ipa_inline): Likewise.
 979         * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
 980         (ipa_propagate_frequency): Likewise.
 981         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
 982         (remove_described_reference): Likewise.
 983         * ipa-pure-const.c (worse_state): Likewise.
 984         (check_retval_uses): Likewise.
 985         (analyze_function): Likewise.
 986         (propagate_pure_const): Likewise.
 987         (propagate_nothrow): Likewise.
 988         (dump_malloc_lattice): Likewise.
 989         (propagate_malloc): Likewise.
 990         (pass_local_pure_const::execute): Likewise.
 991         * ipa-visibility.c (optimize_weakref): Likewise.
 992         (function_and_variable_visibility): Likewise.
 993         * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
 994         (ipa_discover_variable_flags): Likewise.
 995         * lto-streamer-out.c (output_function): Likewise.
 996         (output_constructor): Likewise.
 997         * tree-inline.c (copy_bb): Likewise.
 998         * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
 999         * varpool.c (symbol_table::remove_unreferenced_decls): Likewise.
1000
1001 2020-01-08  Richard Biener  <rguenther@suse.de>
1002
1003         PR middle-end/93199
1004         * tree-eh.c (sink_clobbers): Update virtual operands for
1005         the first and last stmt only.  Add a dry-run capability.
1006         (pass_lower_eh_dispatch::execute): Perform clobber sinking
1007         after CFG manipulations and in RPO order to catch all
1008         secondary opportunities reliably.
1009
1010 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
1011
1012         PR target/93182
1013         * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
1014
1015 2019-01-08  Richard Biener  <rguenther@suse.de>
1016
1017         PR middle-end/93199
1018         * gimple-fold.c (rewrite_to_defined_overflow): Mark stmt modified.
1019         * tree-ssa-loop-im.c (move_computations_worker): Properly adjust
1020         virtual operand, also updating SSA use.
1021         * gimple-loop-interchange.cc (loop_cand::undo_simple_reduction):
1022         Update stmt after resetting virtual operand.
1023         (tree_loop_interchange::move_code_to_inner_loop): Likewise.
1024         * gimple-iterator.c (gsi_remove): When not removing the stmt
1025         permanently do not delink immediate uses or mark the stmt modified.
1026
1027 2020-01-08  Martin Liska  <mliska@suse.cz>
1028
1029         * ipa-fnsummary.c (dump_ipa_call_summary): Use symtab_node::dump_name.
1030         (ipa_call_context::estimate_size_and_time): Likewise.
1031         (inline_analyze_function): Likewise.
1032
1033 2020-01-08  Martin Liska  <mliska@suse.cz>
1034
1035         * cgraph.c (cgraph_node::dump): Use systematically
1036         dump_asm_name.
1037
1038 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
1039
1040         Add -nodevicespecs option for avr.
1041
1042         PR target/93182
1043         * config/avr/avr.opt (-nodevicespecs): New driver option.
1044         * config/avr/driver-avr.c (avr_devicespecs_file): Only issue
1045         "-specs=device-specs/..." if that option is not set.
1046         * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
1047
1048 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
1049
1050         Implement 64-bit double functions for avr.
1051
1052         PR target/92055
1053         * config.gcc (tm_defines) [target=avr]: Support --with-libf7,
1054         --with-double-comparison.
1055         * doc/install.texi: Document them.
1056         * config/avr/avr-c.c (avr_cpu_cpp_builtins)
1057         <WITH_LIBF7_LIBGCC, WITH_LIBF7_MATH, WITH_LIBF7_MATH_SYMBOLS>
1058         <WITH_DOUBLE_COMPARISON>: New built-in defines.
1059         * doc/invoke.texi (AVR Built-in Macros): Document them.
1060         * config/avr/avr-protos.h (avr_float_lib_compare_returns_bool): New.
1061         * config/avr/avr.c (avr_float_lib_compare_returns_bool): New function.
1062         * config/avr/avr.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): New macro.
1063
1064 2020-01-08  Richard Earnshaw  <rearnsha@arm.com>
1065
1066         PR target/93188
1067         * config/arm/t-multilib (MULTILIB_MATCHES): Add rules to match
1068         armv7-a{+mp,+sec,+mp+sec} to appropriate armv7 multilib variants
1069         when only building rm-profile multilibs.
1070
1071 2020-01-08  Feng Xue  <fxue@os.amperecomputing.com>
1072
1073         PR ipa/93084
1074         * ipa-cp.c (self_recursively_generated_p): Find matched aggregate
1075         lattice for a value to check.
1076         (propagate_vals_across_arith_jfunc): Add an assertion to ensure
1077         finite propagation in self-recursive scc.
1078
1079 2020-01-08  Luo Xiong Hu  <luoxhu@linux.ibm.com>
1080
1081         * ipa-inline.c (caller_growth_limits): Restore the AND.
1082
1083 2020-01-07  Andrew Stubbs  <ams@codesourcery.com>
1084
1085         * config/gcn/gcn-valu.md (VEC_1REG_INT_ALT): Delete iterator.
1086         (VEC_ALLREG_ALT): New iterator.
1087         (VEC_ALLREG_INT_MODE): New iterator.
1088         (VCMP_MODE): New iterator.
1089         (VCMP_MODE_INT): New iterator.
1090         (vec_cmpu<mode>di): Use VCMP_MODE_INT.
1091         (vec_cmp<u>v64qidi): New define_expand.
1092         (vec_cmp<mode>di_exec): Use VCMP_MODE.
1093         (vec_cmpu<mode>di_exec): New define_expand.
1094         (vec_cmp<u>v64qidi_exec): New define_expand.
1095         (vec_cmp<mode>di_dup): Use VCMP_MODE.
1096         (vec_cmp<mode>di_dup_exec): Use VCMP_MODE.
1097         (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>): Rename ...
1098         (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>): ... to this.
1099         (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Rename ...
1100         (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>_exec): ... to this.
1101         (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>): Rename ...
1102         (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>): ... to this.
1103         (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Rename ...
1104         (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>_exec): ... to
1105         this.
1106         * config/gcn/gcn.c (print_operand): Fix 8 and 16 bit suffixes.
1107         * config/gcn/gcn.md (expander): Add sign_extend and zero_extend.
1108
1109 2020-01-07  Andrew Stubbs  <ams@codesourcery.com>
1110
1111         * config/gcn/constraints.md (DA): Update description and match.
1112         (DB): Likewise.
1113         (Db): New constraint.
1114         * config/gcn/gcn-protos.h (gcn_inline_constant64_p): Add second
1115         parameter.
1116         * config/gcn/gcn.c (gcn_inline_constant64_p): Add 'mixed' parameter.
1117         Implement 'Db' mixed immediate type.
1118         * config/gcn/gcn-valu.md (addcv64si3<exec_vcc>): Rework constraints.
1119         (addcv64si3_dup<exec_vcc>): Delete.
1120         (subcv64si3<exec_vcc>): Rework constraints.
1121         (addv64di3): Rework constraints.
1122         (addv64di3_exec): Rework constraints.
1123         (subv64di3): Rework constraints.
1124         (addv64di3_dup): Delete.
1125         (addv64di3_dup_exec): Delete.
1126         (addv64di3_zext): Rework constraints.
1127         (addv64di3_zext_exec): Rework constraints.
1128         (addv64di3_zext_dup): Rework constraints.
1129         (addv64di3_zext_dup_exec): Rework constraints.
1130         (addv64di3_zext_dup2): Rework constraints.
1131         (addv64di3_zext_dup2_exec): Rework constraints.
1132         (addv64di3_sext_dup2): Rework constraints.
1133         (addv64di3_sext_dup2_exec): Rework constraints.
1134
1135 2020-01-07  Andre Vieira  <andre.simoesdiasvieira@arm.com>
1136
1137         * doc/sourcebuild.texi (arm_little_endian, arm_nothumb): Documented
1138         existing target checks.
1139
1140 2020-01-07  Richard Biener  <rguenther@suse.de>
1141
1142         * doc/install.texi: Bump minimal supported MPC version.
1143
1144 2020-01-07  Richard Sandiford  <richard.sandiford@arm.com>
1145
1146         * langhooks-def.h (lhd_simulate_enum_decl): Declare.
1147         (LANG_HOOKS_SIMULATE_ENUM_DECL): Use it.
1148         * langhooks.c: Include stor-layout.h.
1149         (lhd_simulate_enum_decl): New function.
1150         * config/aarch64/aarch64-sve-builtins.cc (init_builtins): Call
1151         handle_arm_sve_h for the LTO frontend.
1152         (register_vector_type): Cope with null returns from pushdecl.
1153
1154 2020-01-07  Richard Sandiford  <richard.sandiford@arm.com>
1155
1156         * config/aarch64/aarch64-protos.h (aarch64_sve::svbool_type_p)
1157         (aarch64_sve::nvectors_if_data_type): Replace with...
1158         (aarch64_sve::builtin_type_p): ...this.
1159         * config/aarch64/aarch64-sve-builtins.cc: Include attribs.h.
1160         (find_vector_type): Delete.
1161         (add_sve_type_attribute): New function.
1162         (lookup_sve_type_attribute): Likewise.
1163         (register_builtin_types): Add an "SVE type" attribute to each type.
1164         (register_tuple_type): Likewise.
1165         (svbool_type_p, nvectors_if_data_type): Delete.
1166         (mangle_builtin_type): Use lookup_sve_type_attribute.
1167         (builtin_type_p): Likewise.  Add an overload that returns the
1168         number of constituent vector and predicate registers.
1169         * config/aarch64/aarch64.c (aarch64_sve_argument_p): Delete.
1170         (aarch64_returns_value_in_sve_regs_p): Use aarch64_sve::builtin_type_p
1171         instead of aarch64_sve_argument_p.
1172         (aarch64_takes_arguments_in_sve_regs_p): Likewise.
1173         (aarch64_pass_by_reference): Likewise.
1174         (aarch64_function_value_1): Likewise.
1175         (aarch64_return_in_memory): Likewise.
1176         (aarch64_layout_arg): Likewise.
1177
1178 2020-01-07  Jakub Jelinek  <jakub@redhat.com>
1179
1180         PR tree-optimization/93156
1181         * tree-ssa-ccp.c (bit_value_binop): For x * x note that the second
1182         least significant bit is always clear.
1183
1184         PR tree-optimization/93118
1185         * match.pd ((x >> c) << c -> x & (-1<<c)): Add nop_convert?.  Add new
1186         simplifier with two intermediate conversions.
1187
1188 2020-01-07  Martin Liska  <mliska@suse.cz>
1189
1190         * params.opt: Add Optimization for various parameters.
1191
1192 2020-01-07  Martin Liska  <mliska@suse.cz>
1193
1194         PR ipa/83411
1195         * doc/extend.texi: Explain cloning for target_clone
1196         attribute.
1197
1198 2020-01-07  Martin Liska  <mliska@suse.cz>
1199
1200         PR tree-optimization/92860
1201         * common.opt: Make in Optimization option
1202         as it is affected by -O0, which is an Optimization
1203         option.
1204         * tree-inline.c (tree_inlinable_function_p):
1205         Use opt_for_fn for warn_inline.
1206         (expand_call_inline): Likewise.
1207
1208 2020-01-07  Martin Liska  <mliska@suse.cz>
1209
1210         PR tree-optimization/92860
1211         * common.opt: Make flag_ree as optimization
1212         attribute.
1213
1214 2020-01-07  Martin Liska  <mliska@suse.cz>
1215
1216         PR optimization/92860
1217         * params.opt: Mark param_min_crossjump_insns with Optimization
1218         keyword.
1219
1220 2020-01-07  Luo Xiong Hu  <luoxhu@linux.ibm.com>
1221
1222         * ipa-inline-analysis.c (estimate_growth): Fix typo.
1223         * ipa-inline.c (caller_growth_limits): Use OR instead of AND.
1224
1225 2020-01-06  Michael Meissner  <meissner@linux.ibm.com>
1226
1227         * config/rs6000/rs6000.c (hard_reg_and_mode_to_addr_mask): New
1228         helper function to return the valid addressing formats for a given
1229         hard register and mode.
1230         (rs6000_adjust_vec_address): Call hard_reg_and_mode_to_addr_mask.
1231
1232         * config/rs6000/constraints.md (Q constraint): Update
1233         documentation.
1234         * doc/md.texi (RS/6000 constraints): Update 'Q' cosntraint
1235         documentation.
1236
1237         * config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
1238         Use 'Q' for doing vector extract from memory.
1239         (vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
1240         memory.
1241         (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
1242         doing vector extract from memory.
1243         (vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
1244         extract from memory.
1245
1246         * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add support
1247         for the offset being 34-bits when -mcpu=future is used.
1248
1249 2020-01-06  John David Anglin  <danglin@gcc.gnu.org>
1250
1251         * config/pa/pa.md: Revert change to use ordered_comparison_operator
1252         instead of cmpib_comparison_operator in cmpib patterns.
1253         * config/pa/predicates.md (cmpib_comparison_operator): Revert removal
1254         of cmpib_comparison_operator.  Revise comment.
1255
1256 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
1257
1258         * tree-vect-slp.c (vect_build_slp_tree_1): Require all shifts
1259         in an IFN_DIV_POW2 node to be equal.
1260
1261 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
1262
1263         * tree-vect-stmts.c (vect_check_load_store_mask): Rename to...
1264         (vect_check_scalar_mask): ...this.
1265         (vectorizable_store, vectorizable_load): Update call accordingly.
1266         (vectorizable_call): Use vect_check_scalar_mask to check the mask
1267         argument in calls to conditional internal functions.
1268
1269 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
1270
1271         * config/gcn/gcn-valu.md (subv64di3): Use separate alternatives for
1272         '0' matching inputs.
1273         (subv64di3_exec): Likewise.
1274
1275 2020-01-06  Bryan Stenson  <bryan@siliconvortex.com>
1276
1277         * config/mips/mips.c (vr4130_align_insns): Fix typo.
1278         * doc/md.texi (movstr): Likewise.
1279
1280 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
1281
1282         * config/gcn/gcn-valu.md (vec_extract<mode><scalar_mode>): Add early
1283         clobber.
1284
1285 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
1286
1287         * config/aarch64/t-aarch64 ($(srcdir)/config/aarch64/aarch64-tune.md):
1288         Depend on...
1289         (s-aarch64-tune-md): ...this new stamp file.  Pipe the new contents
1290         to a temporary file and use move-if-change to update the real
1291         file where necessary.
1292
1293 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
1294
1295         * config/aarch64/aarch64-sve.md (@aarch64_sel_dup<mode>): Use Upl
1296         rather than Upa for CPY /M.
1297
1298 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
1299
1300         * config/gcn/gcn.c (gcn_inline_constant_p): Allow 64 as an inline
1301         immediate.
1302
1303 2020-01-06  Martin Liska  <mliska@suse.cz>
1304
1305     PR tree-optimization/92860
1306     * params.opt: Mark param_max_combine_insns with Optimization
1307     keyword.
1308
1309 2020-01-05  Jakub Jelinek  <jakub@redhat.com>
1310
1311         PR target/93141
1312         * config/i386/i386.md (SWIDWI): New mode iterator.
1313         (DWI, dwi): Add TImode variants.
1314         (addv<mode>4): Use SWIDWI iterator instead of SWI.  Use
1315         <general_hilo_operand> instead of <general_operand>.  Use
1316         CONST_SCALAR_INT_P instead of CONST_INT_P.
1317         (*addv<mode>4_1): Rename to ...
1318         (addv<mode>4_1): ... this.
1319         (QWI): New mode attribute.
1320         (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
1321         define_insn_and_split patterns.
1322         (*addv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
1323         patterns.
1324         (uaddv<mode>4): Use SWIDWI iterator instead of SWI.  Use
1325         <general_hilo_operand> instead of <general_operand>.
1326         (*addcarry<mode>_1): New define_insn.
1327         (*add<dwi>3_doubleword_cc_overflow_1): New define_insn_and_split.
1328
1329 2020-01-03  Konstantin Kharlamov  <Hi-Angel@yandex.ru>
1330
1331         * gdbinit.in (pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, pdd, pbs, pbm):
1332         Use "call" instead of "set".
1333
1334 2020-01-03  Martin Jambor  <mjambor@suse.cz>
1335
1336         PR ipa/92917
1337         * ipa-cp.c (print_all_lattices): Skip functions without info.
1338
1339 2020-01-03  Jakub Jelinek  <jakub@redhat.com>
1340
1341         PR target/93089
1342         * config/i386/i386-options.c (ix86_simd_clone_adjust): If
1343         TARGET_PREFER_AVX128, use prefer-vector-width=256 for 'c' and 'd'
1344         simd clones.  If TARGET_PREFER_AVX256, use prefer-vector-width=512
1345         for 'e' simd clones.
1346
1347         PR target/93089
1348         * config/i386/i386.opt (x_prefer_vector_width_type): Remove TargetSave
1349         entry.
1350         (mprefer-vector-width=): Add Save.
1351         * config/i386/i386-options.c (ix86_target_string): Add PVW argument, print
1352         -mprefer-vector-width= if non-zero.  Fix up -mfpmath= comment.
1353         (ix86_debug_options, ix86_function_specific_print): Adjust
1354         ix86_target_string callers.
1355         (ix86_valid_target_attribute_inner_p): Handle prefer-vector-width=.
1356         (ix86_valid_target_attribute_tree): Likewise.
1357         * config/i386/i386-options.h (ix86_target_string): Add PVW argument.
1358         * config/i386/i386-expand.c (ix86_expand_builtin): Adjust
1359         ix86_target_string caller.
1360
1361         PR target/93110
1362         * config/i386/i386.md (abs<mode>2): Use expand_simple_binop instead of
1363         emitting ASHIFTRT, XOR and MINUS by hand.  Use gen_int_mode with QImode
1364         instead of gen_int_shift_amount + convert_modes.
1365
1366         PR rtl-optimization/93088
1367         * loop-iv.c (find_single_def_src): Punt after looking through
1368         128 reg copies for regs with single definitions.  Move definitions
1369         to first uses.
1370
1371 2020-01-02  Dennis Zhang  <dennis.zhang@arm.com>
1372
1373         * config/arm/arm-c.c (arm_cpu_builtins): Define
1374         __ARM_FEATURE_MATMUL_INT8, __ARM_FEATURE_BF16_VECTOR_ARITHMETIC,
1375         __ARM_FEATURE_BF16_SCALAR_ARITHMETIC, and
1376         __ARM_BF16_FORMAT_ALTERNATIVE when enabled.
1377         * config/arm/arm-cpus.in (armv8_6, i8mm, bf16): New features.
1378         * config/arm/arm-tables.opt: Regenerated.
1379         * config/arm/arm.c (arm_option_reconfigure_globals): Initialize
1380         arm_arch_i8mm and arm_arch_bf16 when enabled.
1381         * config/arm/arm.h (TARGET_I8MM): New macro.
1382         (TARGET_BF16_FP, TARGET_BF16_SIMD): Likewise.
1383         * config/arm/t-aprofile: Add matching rules for -march=armv8.6-a.
1384         * config/arm/t-arm-elf (all_v8_archs): Add armv8.6-a.
1385         * config/arm/t-multilib: Add matching rules for -march=armv8.6-a.
1386         (v8_6_a_simd_variants): New.
1387         (v8_*_a_simd_variants): Add i8mm and bf16.
1388         * doc/invoke.texi (armv8.6-a, i8mm, bf16): Document new options.
1389
1390 2020-01-02  Jakub Jelinek  <jakub@redhat.com>
1391
1392         PR ipa/93087
1393         * predict.c (compute_function_frequency): Don't call
1394         warn_function_cold on functions that already have cold attribute.
1395
1396 2020-01-01  John David Anglin  <danglin@gcc.gnu.org>
1397
1398         PR target/67834
1399         * config/pa/pa.c (pa_elf_select_rtx_section): New.  Put references to
1400         COMDAT group function labels in .data.rel.ro.local section.
1401         * config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define.
1402
1403         PR target/93111
1404         * config/pa/pa.md (scc): Use ordered_comparison_operator instead of
1405         comparison_operator in B and S integer comparisons.  Likewise, use
1406         ordered_comparison_operator instead of cmpib_comparison_operator in
1407         cmpib patterns.
1408         * config/pa/predicates.md (cmpib_comparison_operator): Remove.
1409
1410 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
1411
1412         Update copyright years.
1413
1414         * gcc.c (process_command): Update copyright notice dates.
1415         * gcov-dump.c (print_version): Ditto.
1416         * gcov.c (print_version): Ditto.
1417         * gcov-tool.c (print_version): Ditto.
1418         * gengtype.c (create_file): Ditto.
1419         * doc/cpp.texi: Bump @copying's copyright year.
1420         * doc/cppinternals.texi: Ditto.
1421         * doc/gcc.texi: Ditto.
1422         * doc/gccint.texi: Ditto.
1423         * doc/gcov.texi: Ditto.
1424         * doc/install.texi: Ditto.
1425         * doc/invoke.texi: Ditto.
1426
1427 2020-01-01  Jan Hubicka  <hubicka@ucw.cz>
1428
1429         * ipa.c (walk_polymorphic_call_targets): Fix updating of overall
1430         summary.
1431
1432 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
1433
1434         PR tree-optimization/93098
1435         * match.pd (popcount): For shift amounts, use integer_onep
1436         or wi::to_widest () == cst instead of tree_to_uhwi () == cst
1437         tests.  Make sure that precision is power of two larger than or equal
1438         to 16.  Ensure shift is never negative.  Use HOST_WIDE_INT_UC macro
1439         instead of ULL suffixed constants.  Formatting fixes.
1440 \f
1441 Copyright (C) 2020 Free Software Foundation, Inc.
1442
1443 Copying and distribution of this file, with or without modification,
1444 are permitted in any medium without royalty provided the copyright
1445 notice and this notice are preserved.