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|
2018-01-05 Jakub Jelinek <jakub@redhat.com>
PR target/83604
* config/i386/sse.md (VI248_VLBW): Rename to ...
(VI248_AVX512VL): ... this. Don't guard V32HI with TARGET_AVX512BW.
(vpshrd_<mode><mask_name>, vpshld_<mode><mask_name>,
vpshrdv_<mode>, vpshrdv_<mode>_mask, vpshrdv_<mode>_maskz,
vpshrdv_<mode>_maskz_1, vpshldv_<mode>, vpshldv_<mode>_mask,
vpshldv_<mode>_maskz, vpshldv_<mode>_maskz_1): Use VI248_AVX512VL
mode iterator instead of VI248_VLBW.
2018-01-05 Jan Hubicka <hubicka@ucw.cz>
* ipa-fnsummary.c (record_modified_bb_info): Add OP.
(record_modified): Skip clobbers; add debug output.
(param_change_prob): Use sreal frequencies.
2018-01-05 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
punt for user-aligned variables.
2018-01-05 Richard Sandiford <richard.sandiford@linaro.org>
* tree-chrec.c (chrec_contains_symbols): Return true for
POLY_INT_CST.
2018-01-05 Sudakshina Das <sudi.das@arm.com>
PR target/82439
* simplify-rtx.c (simplify_relational_operation_1): Add simplifications
of (x|y) == x for BICS pattern.
2018-01-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/83605
* gimple-ssa-strength-reduction.c: Include tree-eh.h.
(find_candidates_dom_walker::before_dom_children): Ignore stmts that
can throw.
2018-01-05 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config.gcc (epiphany-*-elf*): Add (epiphany-*-rtems*) configuration.
* config/epiphany/rtems.h: New file.
2018-01-04 Jakub Jelinek <jakub@redhat.com>
Uros Bizjak <ubizjak@gmail.com>
PR target/83554
* config/i386/i386.md (*<rotate_insn>hi3_1 splitter): Use
QIreg_operand instead of register_operand predicate.
* config/i386/i386.c (ix86_rop_should_change_byte_p,
set_rop_modrm_reg_bits, ix86_mitigate_rop): Use -mmitigate-rop in
comments instead of -fmitigate[-_]rop.
2018-01-04 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR bootstrap/81926
* cgraphunit.c (symbol_table::compile): Switch to text_section
before calling assembly_start debug hook.
* run-rtl-passes.c (run_rtl_passes): Likewise.
Include output.h.
2018-01-04 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vrp.c (extract_range_from_binary_expr_1): Check
range_int_cst_p rather than !symbolic_range_p before calling
extract_range_from_multiplicative_op_1.
2017-01-04 Jeff Law <law@redhat.com>
* tree-ssa-math-opts.c (execute_cse_reciprocals_1): Remove
redundant test in assertion.
2018-01-04 Richard Sandiford <richard.sandiford@linaro.org>
* doc/rtl.texi: Document machine_mode wrapper classes.
2018-01-04 Richard Sandiford <richard.sandiford@linaro.org>
* fold-const.c (fold_ternary_loc): Check tree_fits_uhwi_p before
using tree_to_uhwi.
2018-01-04 Richard Sandiford <richard.sandiford@linaro.org>
* tree-ssa-forwprop.c (is_combined_permutation_identity): Allow
the VEC_PERM_EXPR fold to fail.
2018-01-04 Jakub Jelinek <jakub@redhat.com>
PR debug/83585
* bb-reorder.c (insert_section_boundary_note): Set has_bb_partition
to switched_sections.
2018-01-04 Richard Sandiford <richard.sandiford@linaro.org>
PR target/83680
* config/arm/arm.c (arm_vectorize_vec_perm_const): Fix inverted
test for d.testing.
2018-01-04 Peter Bergner <bergner@vnet.ibm.com>
PR target/83387
* config/rs6000/rs6000.c (rs6000_discover_homogeneous_aggregate): Do not
allow arguments in FP registers if TARGET_HARD_FLOAT is false.
2018-01-04 Jakub Jelinek <jakub@redhat.com>
PR debug/83666
* cfgexpand.c (expand_dbeug_expr) <case BIT_FIELD_REF>: Punt if mode
is BLKmode and bitpos not zero or mode change is needed.
2018-01-04 Richard Sandiford <richard.sandiford@linaro.org>
PR target/83675
* config/sparc/sparc.c (sparc_vectorize_vec_perm_const): Require
TARGET_VIS2.
2018-01-04 Uros Bizjak <ubizjak@gmail.com>
PR target/83628
* config/alpha/alpha.md (*sadd<modesuffix>): Use ASHIFT
instead of MULT rtx. Update all corresponding splitters.
(*saddl_se): Ditto.
(*ssub<modesuffix>): Ditto.
(*ssubl_se): Ditto.
(*cmp_sadd_di): Update split patterns.
(*cmp_sadd_si): Ditto.
(*cmp_sadd_sidi): Ditto.
(*cmp_ssub_di): Ditto.
(*cmp_ssub_si): Ditto.
(*cmp_ssub_sidi): Ditto.
* config/alpha/predicates.md (const23_operand): New predicate.
* config/alpha/alpha.c (alpha_rtx_costs) [PLUS, MINUS]:
Look for ASHIFT, not MULT inner operand.
(alpha_split_conditional_move): Update for *sadd<modesuffix> change.
2018-01-04 Martin Liska <mliska@suse.cz>
PR gcov-profile/83669
* gcov.c (output_intermediate_file): Add version to intermediate
gcov file.
* doc/gcov.texi: Document new field 'version' in intermediate
file format. Fix location of '-k' option of gcov command.
2018-01-04 Martin Liska <mliska@suse.cz>
PR ipa/82352
* ipa-icf.c (sem_function::merge): Do not cross comdat boundary.
2018-01-04 Jakub Jelinek <jakub@redhat.com>
* gimple-ssa-sprintf.c (parse_directive): Cast second dir.len to uhwi.
2018-01-03 Martin Sebor <msebor@redhat.com>
PR tree-optimization/83655
* gimple-ssa-warn-restrict.c (wrestrict_dom_walker::check_call): Avoid
checking calls with invalid arguments.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vect-stmts.c (vect_get_store_rhs): New function.
(vectorizable_mask_load_store): Delete.
(vectorizable_call): Return false for masked loads and stores.
(vectorizable_store): Handle IFN_MASK_STORE. Use vect_get_store_rhs
instead of gimple_assign_rhs1.
(vectorizable_load): Handle IFN_MASK_LOAD.
(vect_transform_stmt): Don't set is_store for call_vec_info_type.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vect-stmts.c (vect_build_gather_load_calls): New function,
split out from..,
(vectorizable_mask_load_store): ...here.
(vectorizable_load): ...and here.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vect-stmts.c (vect_build_all_ones_mask)
(vect_build_zero_merge_argument): New functions, split out from...
(vectorizable_load): ...here.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vect-stmts.c (vect_check_store_rhs): New function,
split out from...
(vectorizable_mask_load_store): ...here.
(vectorizable_store): ...and here.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vect-stmts.c (vect_check_load_store_mask): New function,
split out from...
(vectorizable_mask_load_store): ...here.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vectorizer.h (vec_load_store_type): Moved from tree-vec-stmts.c
(vect_model_store_cost): Take a vec_load_store_type instead of a
vect_def_type.
* tree-vect-stmts.c (vec_load_store_type): Move to tree-vectorizer.h.
(vect_model_store_cost): Take a vec_load_store_type instead of a
vect_def_type.
(vectorizable_mask_load_store): Update accordingly.
(vectorizable_store): Likewise.
* tree-vect-slp.c (vect_analyze_slp_cost_1): Update accordingly.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vect-loop.c (vect_transform_loop): Stub out scalar
IFN_MASK_LOAD calls here rather than...
* tree-vect-stmts.c (vectorizable_mask_load_store): ...here.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* expmed.c (extract_bit_field_1): For vector extracts,
fall back to extract_bit_field_as_subreg if vec_extract
isn't available.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* lra-spills.c (pseudo_reg_slot_compare): Sort slots by whether
they are variable or constant sized.
(assign_stack_slot_num_and_sort_pseudos): Don't reuse variable-sized
slots for constant-sized data.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): When
handling COND_EXPRs with boolean comparisons, try to find a better
basis for the mask type than the boolean itself.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* doc/rtl.texi (MAX_BITSIZE_MODE_ANY_MODE): Describe how the default
is calculated and how it can be overridden.
* genmodes.c (max_bitsize_mode_any_mode): New variable.
(create_modes): Initialize it from MAX_BITSIZE_MODE_ANY_MODE,
if defined.
(emit_max_int): Use it to set the output MAX_BITSIZE_MODE_ANY_MODE,
if nonzero.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* config/aarch64/aarch64-protos.h (aarch64_output_simd_mov_immediate):
Remove the mode argument.
(aarch64_simd_valid_immediate): Remove the mode and inverse
arguments.
* config/aarch64/iterators.md (bitsize): New iterator.
* config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>, and<mode>3)
(ior<mode>3): Update calls to aarch64_output_simd_mov_immediate.
* config/aarch64/constraints.md (Do, Db, Dn): Update calls to
aarch64_simd_valid_immediate.
* config/aarch64/predicates.md (aarch64_reg_or_orr_imm): Likewise.
(aarch64_reg_or_bic_imm): Likewise.
* config/aarch64/aarch64.c (simd_immediate_info): Replace mvn
with an insn_type enum and msl with a modifier_type enum.
Replace element_width with a scalar_mode. Change the shift
to unsigned int. Add constructors for scalar_float_mode and
scalar_int_mode elements.
(aarch64_vect_float_const_representable_p): Delete.
(aarch64_can_const_movi_rtx_p)
(aarch64_simd_scalar_immediate_valid_for_move)
(aarch64_simd_make_constant): Update call to
aarch64_simd_valid_immediate.
(aarch64_advsimd_valid_immediate_hs): New function.
(aarch64_advsimd_valid_immediate): Likewise.
(aarch64_simd_valid_immediate): Remove mode and inverse
arguments. Rewrite to use the above. Use const_vec_duplicate_p
to detect duplicated constants and use aarch64_float_const_zero_rtx_p
and aarch64_float_const_representable_p on the result.
(aarch64_output_simd_mov_immediate): Remove mode argument.
Update call to aarch64_simd_valid_immediate and use of
simd_immediate_info.
(aarch64_output_scalar_simd_mov_immediate): Update call
accordingly.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* machmode.h (mode_precision): Prefix with CONST_MODE_PRECISION.
(mode_nunits): Likewise CONST_MODE_NUNITS.
* machmode.def (ADJUST_NUNITS): Document.
* genmodes.c (mode_data::need_nunits_adj): New field.
(blank_mode): Update accordingly.
(adj_nunits): New variable.
(print_maybe_const_decl): Replace CATEGORY with a NEEDS_ADJ
parameter.
(emit_mode_size_inline): Set need_bytesize_adj for all modes
listed in adj_nunits.
(emit_mode_nunits_inline): Set need_nunits_adj for all modes
listed in adj_nunits. Don't emit case statements for such modes.
(emit_insn_modes_h): Emit definitions of CONST_MODE_NUNITS
and CONST_MODE_PRECISION. Make CONST_MODE_SIZE expand to
nothing if adj_nunits is nonnull.
(emit_mode_precision, emit_mode_nunits): Use print_maybe_const_decl.
(emit_mode_unit_size, emit_mode_base_align, emit_mode_ibit)
(emit_mode_fbit): Update use of print_maybe_const_decl.
(emit_move_size): Likewise. Treat the array as non-const
if adj_nunits.
(emit_mode_adjustments): Handle adj_nunits.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* machmode.def (VECTOR_MODES_WITH_PREFIX): Document.
* genmodes.c (VECTOR_MODES_WITH_PREFIX): New macro.
(VECTOR_MODES): Use it.
(make_vector_modes): Take the prefix as an argument.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* mode-classes.def (MODE_VECTOR_BOOL): New mode class.
* machmode.h (INTEGRAL_MODE_P, VECTOR_MODE_P): Return true
for MODE_VECTOR_BOOL.
* machmode.def (VECTOR_BOOL_MODE): Document.
* genmodes.c (VECTOR_BOOL_MODE): New macro.
(make_vector_bool_mode): New function.
(complete_mode, emit_mode_wider, emit_mode_adjustments): Handle
MODE_VECTOR_BOOL.
* lto-streamer-in.c (lto_input_mode_table): Likewise.
* rtx-vector-builder.c (rtx_vector_builder::find_cached_value):
Likewise.
* stor-layout.c (int_mode_for_mode): Likewise.
* tree.c (build_vector_type_for_mode): Likewise.
* varasm.c (output_constant_pool_2): Likewise.
* emit-rtl.c (init_emit_once): Make sure that CONST1_RTX (BImode) and
CONSTM1_RTX (BImode) are the same thing. Initialize const_tiny_rtx
for MODE_VECTOR_BOOL.
* expr.c (expand_expr_real_1): Use VECTOR_MODE_P instead of a list
of mode class checks.
* tree-vect-generic.c (expand_vector_operation): Use VECTOR_MODE_P
instead of a list of mode class checks.
(expand_vector_scalar_condition): Likewise.
(type_for_widest_vector_mode): Handle BImode as an inner mode.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* machmode.h (mode_size): Change from unsigned short to
poly_uint16_pod.
(mode_to_bytes): Return a poly_uint16 rather than an unsigned short.
(GET_MODE_SIZE): Return a constant if ONLY_FIXED_SIZE_MODES,
or if measurement_type is not polynomial.
(fixed_size_mode::includes_p): Check for constant-sized modes.
* genmodes.c (emit_mode_size_inline): Make mode_size_inline
return a poly_uint16 rather than an unsigned short.
(emit_mode_size): Change the type of mode_size from unsigned short
to poly_uint16_pod. Use ZERO_COEFFS for the initializer.
(emit_mode_adjustments): Cope with polynomial vector sizes.
* lto-streamer-in.c (lto_input_mode_table): Use bp_unpack_poly_value
for GET_MODE_SIZE.
* lto-streamer-out.c (lto_write_mode_table): Use bp_pack_poly_value
for GET_MODE_SIZE.
* auto-inc-dec.c (try_merge): Treat GET_MODE_SIZE as polynomial.
* builtins.c (expand_ifn_atomic_compare_exchange_into_call): Likewise.
* caller-save.c (setup_save_areas): Likewise.
(replace_reg_with_saved_mem): Likewise.
* calls.c (emit_library_call_value_1): Likewise.
* combine-stack-adj.c (combine_stack_adjustments_for_block): Likewise.
* combine.c (simplify_set, make_extraction, simplify_shift_const_1)
(gen_lowpart_for_combine): Likewise.
* convert.c (convert_to_integer_1): Likewise.
* cse.c (equiv_constant, cse_insn): Likewise.
* cselib.c (autoinc_split, cselib_hash_rtx): Likewise.
(cselib_subst_to_values): Likewise.
* dce.c (word_dce_process_block): Likewise.
* df-problems.c (df_word_lr_mark_ref): Likewise.
* dwarf2cfi.c (init_one_dwarf_reg_size): Likewise.
* dwarf2out.c (multiple_reg_loc_descriptor, mem_loc_descriptor)
(concat_loc_descriptor, concatn_loc_descriptor, loc_descriptor)
(rtl_for_decl_location): Likewise.
* emit-rtl.c (gen_highpart, widen_memory_access): Likewise.
* expmed.c (extract_bit_field_1, extract_integral_bit_field): Likewise.
* expr.c (emit_group_load_1, clear_storage_hints): Likewise.
(emit_move_complex, emit_move_multi_word, emit_push_insn): Likewise.
(expand_expr_real_1): Likewise.
* function.c (assign_parm_setup_block_p, assign_parm_setup_block)
(pad_below): Likewise.
* gimple-fold.c (optimize_atomic_compare_exchange_p): Likewise.
* gimple-ssa-store-merging.c (rhs_valid_for_store_merging_p): Likewise.
* ira.c (get_subreg_tracking_sizes): Likewise.
* ira-build.c (ira_create_allocno_objects): Likewise.
* ira-color.c (coalesced_pseudo_reg_slot_compare): Likewise.
(ira_sort_regnos_for_alter_reg): Likewise.
* ira-costs.c (record_operand_costs): Likewise.
* lower-subreg.c (interesting_mode_p, simplify_gen_subreg_concatn)
(resolve_simple_move): Likewise.
* lra-constraints.c (get_reload_reg, operands_match_p): Likewise.
(process_addr_reg, simplify_operand_subreg, curr_insn_transform)
(lra_constraints): Likewise.
(CONST_POOL_OK_P): Reject variable-sized modes.
* lra-spills.c (slot, assign_mem_slot, pseudo_reg_slot_compare)
(add_pseudo_to_slot, lra_spill): Likewise.
* omp-low.c (omp_clause_aligned_alignment): Likewise.
* optabs-query.c (get_best_extraction_insn): Likewise.
* optabs-tree.c (expand_vec_cond_expr_p): Likewise.
* optabs.c (expand_vec_perm_var, expand_vec_cond_expr): Likewise.
(expand_mult_highpart, valid_multiword_target_p): Likewise.
* recog.c (offsettable_address_addr_space_p): Likewise.
* regcprop.c (maybe_mode_change): Likewise.
* reginfo.c (choose_hard_reg_mode, record_subregs_of_mode): Likewise.
* regrename.c (build_def_use): Likewise.
* regstat.c (dump_reg_info): Likewise.
* reload.c (complex_word_subreg_p, push_reload, find_dummy_reload)
(find_reloads, find_reloads_subreg_address): Likewise.
* reload1.c (eliminate_regs_1): Likewise.
* rtlanal.c (for_each_inc_dec_find_inc_dec, rtx_cost): Likewise.
* simplify-rtx.c (avoid_constant_pool_reference): Likewise.
(simplify_binary_operation_1, simplify_subreg): Likewise.
* targhooks.c (default_function_arg_padding): Likewise.
(default_hard_regno_nregs, default_class_max_nregs): Likewise.
* tree-cfg.c (verify_gimple_assign_binary): Likewise.
(verify_gimple_assign_ternary): Likewise.
* tree-inline.c (estimate_move_cost): Likewise.
* tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
* tree-ssa-loop-ivopts.c (add_autoinc_candidates): Likewise.
(get_address_cost_ainc): Likewise.
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
(vect_supportable_dr_alignment): Likewise.
* tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
(vectorizable_reduction): Likewise.
* tree-vect-stmts.c (vectorizable_assignment, vectorizable_shift)
(vectorizable_operation, vectorizable_load): Likewise.
* tree.c (build_same_sized_truth_vector_type): Likewise.
* valtrack.c (cleanup_auto_inc_dec): Likewise.
* var-tracking.c (emit_note_insn_var_location): Likewise.
* config/arc/arc.h (ASM_OUTPUT_CASE_END): Use as_a <scalar_int_mode>.
(ADDR_VEC_ALIGN): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* machmode.h (mode_to_bits): Return a poly_uint16 rather than an
unsigned short.
(GET_MODE_BITSIZE): Return a constant if ONLY_FIXED_SIZE_MODES,
or if measurement_type is polynomial.
* calls.c (shift_return_value): Treat GET_MODE_BITSIZE as polynomial.
* combine.c (make_extraction): Likewise.
* dse.c (find_shift_sequence): Likewise.
* dwarf2out.c (mem_loc_descriptor): Likewise.
* expmed.c (store_integral_bit_field, extract_bit_field_1): Likewise.
(extract_bit_field, extract_low_bits): Likewise.
* expr.c (convert_move, convert_modes, emit_move_insn_1): Likewise.
(optimize_bitfield_assignment_op, expand_assignment): Likewise.
(store_expr_with_bounds, store_field, expand_expr_real_1): Likewise.
* fold-const.c (optimize_bit_field_compare, merge_ranges): Likewise.
* gimple-fold.c (optimize_atomic_compare_exchange_p): Likewise.
* reload.c (find_reloads): Likewise.
* reload1.c (alter_reg): Likewise.
* stor-layout.c (bitwise_mode_for_mode, compute_record_mode): Likewise.
* targhooks.c (default_secondary_memory_needed_mode): Likewise.
* tree-if-conv.c (predicate_mem_writes): Likewise.
* tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
* tree-vect-patterns.c (adjust_bool_pattern): Likewise.
* tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
* valtrack.c (dead_debug_insert_temp): Likewise.
* varasm.c (mergeable_constant_section): Likewise.
* config/sh/sh.h (LOCAL_ALIGNMENT): Use as_a <fixed_size_mode>.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* expr.c (expand_assignment): Cope with polynomial mode sizes
when assigning to a CONCAT.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* machmode.h (mode_precision): Change from unsigned short to
poly_uint16_pod.
(mode_to_precision): Return a poly_uint16 rather than an unsigned
short.
(GET_MODE_PRECISION): Return a constant if ONLY_FIXED_SIZE_MODES,
or if measurement_type is not polynomial.
(HWI_COMPUTABLE_MODE_P): Turn into a function. Optimize the case
in which the mode is already known to be a scalar_int_mode.
* genmodes.c (emit_mode_precision): Change the type of mode_precision
from unsigned short to poly_uint16_pod. Use ZERO_COEFFS for the
initializer.
* lto-streamer-in.c (lto_input_mode_table): Use bp_unpack_poly_value
for GET_MODE_PRECISION.
* lto-streamer-out.c (lto_write_mode_table): Use bp_pack_poly_value
for GET_MODE_PRECISION.
* combine.c (update_rsp_from_reg_equal): Treat GET_MODE_PRECISION
as polynomial.
(try_combine, find_split_point, combine_simplify_rtx): Likewise.
(expand_field_assignment, make_extraction): Likewise.
(make_compound_operation_int, record_dead_and_set_regs_1): Likewise.
(get_last_value): Likewise.
* convert.c (convert_to_integer_1): Likewise.
* cse.c (cse_insn): Likewise.
* expr.c (expand_expr_real_1): Likewise.
* lra-constraints.c (simplify_operand_subreg): Likewise.
* optabs-query.c (can_atomic_load_p): Likewise.
* optabs.c (expand_atomic_load): Likewise.
(expand_atomic_store): Likewise.
* ree.c (combine_reaching_defs): Likewise.
* rtl.h (partial_subreg_p, paradoxical_subreg_p): Likewise.
* rtlanal.c (nonzero_bits1, lsb_bitfield_op_p): Likewise.
* tree.h (type_has_mode_precision_p): Likewise.
* ubsan.c (instrument_si_overflow): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree.h (TYPE_VECTOR_SUBPARTS): Turn into a function and handle
polynomial numbers of units.
(SET_TYPE_VECTOR_SUBPARTS): Likewise.
(valid_vector_subparts_p): New function.
(build_vector_type): Remove temporary shim and take the number
of units as a poly_uint64 rather than an int.
(build_opaque_vector_type): Take the number of units as a
poly_uint64 rather than an int.
* tree.c (build_vector_from_ctor): Handle polynomial
TYPE_VECTOR_SUBPARTS.
(type_hash_canon_hash, type_cache_hasher::equal): Likewise.
(uniform_vector_p, vector_type_mode, build_vector): Likewise.
(build_vector_from_val): If the number of units is variable,
use build_vec_duplicate_cst for constant operands and
VEC_DUPLICATE_EXPR otherwise.
(make_vector_type): Remove temporary is_constant ().
(build_vector_type, build_opaque_vector_type): Take the number of
units as a poly_uint64 rather than an int.
(check_vector_cst): Handle polynomial TYPE_VECTOR_SUBPARTS and
VECTOR_CST_NELTS.
* cfgexpand.c (expand_debug_expr): Likewise.
* expr.c (count_type_elements, categorize_ctor_elements_1): Likewise.
(store_constructor, expand_expr_real_1): Likewise.
(const_scalar_mask_from_tree): Likewise.
* fold-const-call.c (fold_const_reduction): Likewise.
* fold-const.c (const_binop, const_unop, fold_convert_const): Likewise.
(operand_equal_p, fold_vec_perm, fold_ternary_loc): Likewise.
(native_encode_vector, vec_cst_ctor_to_array): Likewise.
(fold_relational_const): Likewise.
(native_interpret_vector): Likewise. Change the size from an
int to an unsigned int.
* gimple-fold.c (gimple_fold_stmt_to_constant_1): Handle polynomial
TYPE_VECTOR_SUBPARTS.
(gimple_fold_indirect_ref, gimple_build_vector): Likewise.
(gimple_build_vector_from_val): Use VEC_DUPLICATE_EXPR when
duplicating a non-constant operand into a variable-length vector.
* hsa-brig.c (hsa_op_immed::emit_to_buffer): Handle polynomial
TYPE_VECTOR_SUBPARTS and VECTOR_CST_NELTS.
* ipa-icf.c (sem_variable::equals): Likewise.
* match.pd: Likewise.
* omp-simd-clone.c (simd_clone_subparts): Likewise.
* print-tree.c (print_node): Likewise.
* stor-layout.c (layout_type): Likewise.
* targhooks.c (default_builtin_vectorization_cost): Likewise.
* tree-cfg.c (verify_gimple_comparison): Likewise.
(verify_gimple_assign_binary): Likewise.
(verify_gimple_assign_ternary): Likewise.
(verify_gimple_assign_single): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
* tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
(simplify_bitfield_ref, is_combined_permutation_identity): Likewise.
* tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
(vect_grouped_load_supported, vect_permute_load_chain): Likewise.
(vect_shift_permute_load_chain): Likewise.
* tree-vect-generic.c (nunits_for_known_piecewise_op): Likewise.
(expand_vector_condition, optimize_vector_constructor): Likewise.
(lower_vec_perm, get_compute_type): Likewise.
* tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
(get_initial_defs_for_reduction, vect_transform_loop): Likewise.
* tree-vect-patterns.c (vect_recog_bool_pattern): Likewise.
(vect_recog_mask_conversion_pattern): Likewise.
* tree-vect-slp.c (vect_supported_load_permutation_p): Likewise.
(vect_get_constant_vectors, vect_transform_slp_perm_load): Likewise.
* tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
(get_group_load_store_type, vectorizable_mask_load_store): Likewise.
(vectorizable_bswap, simd_clone_subparts, vectorizable_assignment)
(vectorizable_shift, vectorizable_operation, vectorizable_store)
(vectorizable_load, vect_is_simple_cond, vectorizable_comparison)
(supportable_widening_operation): Likewise.
(supportable_narrowing_operation): Likewise.
* tree-vector-builder.c (tree_vector_builder::binary_encoded_nelts):
Likewise.
* varasm.c (output_constant): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-data-refs.c (vect_permute_store_chain): Reorganize
so that both the length == 3 and length != 3 cases set up their
own permute vectors. Add comments explaining why we know the
number of elements is constant.
(vect_permute_load_chain): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* machmode.h (mode_nunits): Change from unsigned char to
poly_uint16_pod.
(ONLY_FIXED_SIZE_MODES): New macro.
(pod_mode::measurement_type, scalar_int_mode::measurement_type)
(scalar_float_mode::measurement_type, scalar_mode::measurement_type)
(complex_mode::measurement_type, fixed_size_mode::measurement_type):
New typedefs.
(mode_to_nunits): Return a poly_uint16 rather than an unsigned short.
(GET_MODE_NUNITS): Return a constant if ONLY_FIXED_SIZE_MODES,
or if measurement_type is not polynomial.
* genmodes.c (ZERO_COEFFS): New macro.
(emit_mode_nunits_inline): Make mode_nunits_inline return a
poly_uint16.
(emit_mode_nunits): Change the type of mode_nunits to poly_uint16_pod.
Use ZERO_COEFFS when emitting initializers.
* data-streamer.h (bp_pack_poly_value): New function.
(bp_unpack_poly_value): Likewise.
* lto-streamer-in.c (lto_input_mode_table): Use bp_unpack_poly_value
for GET_MODE_NUNITS.
* lto-streamer-out.c (lto_write_mode_table): Use bp_pack_poly_value
for GET_MODE_NUNITS.
* tree.c (make_vector_type): Remove temporary shim and make
the real function take the number of units as a poly_uint64
rather than an int.
(build_vector_type_for_mode): Handle polynomial nunits.
* dwarf2out.c (loc_descriptor, add_const_value_attribute): Likewise.
* emit-rtl.c (const_vec_series_p_1): Likewise.
(gen_rtx_CONST_VECTOR): Likewise.
* fold-const.c (test_vec_duplicate_folding): Likewise.
* genrecog.c (validate_pattern): Likewise.
* optabs-query.c (can_vec_perm_var_p, can_mult_highpart_p): Likewise.
* optabs-tree.c (expand_vec_cond_expr_p): Likewise.
* optabs.c (expand_vector_broadcast, expand_binop_directly): Likewise.
(shift_amt_for_vec_perm_mask, expand_vec_perm_var): Likewise.
(expand_vec_cond_expr, expand_mult_highpart): Likewise.
* rtlanal.c (subreg_get_info): Likewise.
* tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
(vect_grouped_load_supported): Likewise.
* tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
* tree-vect-loop.c (have_whole_vector_shift): Likewise.
* simplify-rtx.c (simplify_unary_operation_1): Likewise.
(simplify_const_unary_operation, simplify_binary_operation_1)
(simplify_const_binary_operation, simplify_ternary_operation)
(test_vector_ops_duplicate, test_vector_ops): Likewise.
(simplify_immed_subreg): Use GET_MODE_NUNITS on a fixed_size_mode
instead of CONST_VECTOR_NUNITS.
* varasm.c (output_constant_pool_2): Likewise.
* rtx-vector-builder.c (rtx_vector_builder::build): Only include the
explicit-encoded elements in the XVEC for variable-length vectors.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* lra-constraints.c (curr_insn_transform): Use partial_subreg_p.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* coretypes.h (fixed_size_mode): Declare.
(fixed_size_mode_pod): New typedef.
* builtins.h (target_builtins::x_apply_args_mode)
(target_builtins::x_apply_result_mode): Change type to
fixed_size_mode_pod.
* builtins.c (apply_args_size, apply_result_size, result_vector)
(expand_builtin_apply_args_1, expand_builtin_apply)
(expand_builtin_return): Update accordingly.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* cse.c (hash_rtx_cb): Hash only the encoded elements.
* cselib.c (cselib_hash_rtx): Likewise.
* expmed.c (make_tree): Build VECTOR_CSTs directly from the
CONST_VECTOR encoding.
2017-01-03 Jakub Jelinek <jakub@redhat.com>
Jeff Law <law@redhat.com>
PR target/83641
* config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): For
noreturn probe, use gen_pop instead of ix86_emit_restore_reg_using_pop,
only set RTX_FRAME_RELATED_P on both the push and pop if cfa_reg is sp
and add REG_CFA_ADJUST_CFA notes in that case to both insns.
PR target/83641
* config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Do not
explicitly probe *sp in a noreturn function if there were any callee
register saves or frame pointer is needed.
2018-01-03 Jakub Jelinek <jakub@redhat.com>
PR debug/83621
* cfgexpand.c (expand_debug_expr): Return NULL if mode is
BLKmode for ternary, binary or unary expressions.
PR debug/83645
* var-tracking.c (delete_vta_debug_insn): New inline function.
(delete_vta_debug_insns): Add USE_CFG argument, if true, walk just
insns from get_insns () to NULL instead of each bb separately.
Use delete_vta_debug_insn. No longer static.
(vt_debug_insns_local, variable_tracking_main_1): Adjust
delete_vta_debug_insns callers.
* rtl.h (delete_vta_debug_insns): Declare.
* final.c (rest_of_handle_final): Call delete_vta_debug_insns
instead of variable_tracking_main.
2018-01-03 Martin Sebor <msebor@redhat.com>
PR tree-optimization/83603
* calls.c (maybe_warn_nonstring_arg): Avoid accessing function
arguments past the endof the argument list in functions declared
without a prototype.
* gimple-ssa-warn-restrict.c (wrestrict_dom_walker::check_call):
Avoid checking when arguments are null.
2018-01-03 Martin Sebor <msebor@redhat.com>
PR c/83559
* doc/extend.texi (attribute const): Fix a typo.
* ipa-pure-const.c ((warn_function_const, warn_function_pure): Avoid
issuing -Wsuggest-attribute for void functions.
2018-01-03 Martin Sebor <msebor@redhat.com>
* gimple-ssa-warn-restrict.c (builtin_memref::builtin_memref): Use
offset_int::from instead of wide_int::to_shwi.
(maybe_diag_overlap): Remove assertion.
Use HOST_WIDE_INT_PRINT_DEC instead of %lli.
* gimple-ssa-sprintf.c (format_directive): Same.
(parse_directive): Same.
(sprintf_dom_walker::compute_format_length): Same.
(try_substitute_return_value): Same.
2017-01-03 Jeff Law <law@redhat.com>
PR middle-end/83654
* explow.c (anti_adjust_stack_and_probe_stack_clash): Test a
non-constant residual for zero at runtime and avoid probing in
that case. Reorganize code for trailing problem to mirror handling
of the residual.
2018-01-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR tree-optimization/83501
* tree-ssa-strlen.c (get_string_cst): New.
(handle_char_store): Call get_string_cst.
2018-01-03 Martin Liska <mliska@suse.cz>
PR tree-optimization/83593
* tree-ssa-strlen.c: Include tree-cfg.h.
(strlen_check_and_optimize_stmt): Add new argument cleanup_eh.
(strlen_dom_walker): Add new member variable m_cleanup_cfg.
(strlen_dom_walker::strlen_dom_walker): Initialize m_cleanup_cfg
to false.
(strlen_dom_walker::before_dom_children): Call
gimple_purge_dead_eh_edges. Dump tranformation with details
dump flags.
(strlen_dom_walker::before_dom_children): Update call by adding
new argument cleanup_eh.
(pass_strlen::execute): Return TODO_cleanup_cfg if needed.
2018-01-03 Martin Liska <mliska@suse.cz>
PR ipa/83549
* cif-code.def (VARIADIC_THUNK): New enum value.
* ipa-fnsummary.c (compute_fn_summary): Do not inline variadic
thunks.
2018-01-03 Jan Beulich <jbeulich@suse.com>
* sse.md (mov<mode>_internal): Tighten condition for when to use
vmovdqu<ssescalarsize> for TI and OI modes.
2018-01-03 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
2018-01-03 Martin Liska <mliska@suse.cz>
PR ipa/83594
* ipa-visibility.c (function_and_variable_visibility): Skip
functions with noipa attribure.
2018-01-03 Jakub Jelinek <jakub@redhat.com>
* gcc.c (process_command): Update copyright notice dates.
* gcov-dump.c (print_version): Ditto.
* gcov.c (print_version): Ditto.
* gcov-tool.c (print_version): Ditto.
* gengtype.c (create_file): Ditto.
* doc/cpp.texi: Bump @copying's copyright year.
* doc/cppinternals.texi: Ditto.
* doc/gcc.texi: Ditto.
* doc/gccint.texi: Ditto.
* doc/gcov.texi: Ditto.
* doc/install.texi: Ditto.
* doc/invoke.texi: Ditto.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* vector-builder.h (vector_builder::m_full_nelts): Change from
unsigned int to poly_uint64.
(vector_builder::full_nelts): Update prototype accordingly.
(vector_builder::new_vector): Likewise.
(vector_builder::encoded_full_vector_p): Handle polynomial full_nelts.
(vector_builder::operator ==): Likewise.
(vector_builder::finalize): Likewise.
* int-vector-builder.h (int_vector_builder::int_vector_builder):
Take the number of elements as a poly_uint64 rather than an
unsigned int.
* vec-perm-indices.h (vec_perm_indices::m_nelts_per_input): Change
from unsigned int to poly_uint64.
(vec_perm_indices::vec_perm_indices): Update prototype accordingly.
(vec_perm_indices::new_vector): Likewise.
(vec_perm_indices::length): Likewise.
(vec_perm_indices::nelts_per_input): Likewise.
(vec_perm_indices::input_nelts): Likewise.
* vec-perm-indices.c (vec_perm_indices::new_vector): Take the
number of elements per input as a poly_uint64 rather than an
unsigned int. Use the original encoding for variable-length
vectors, rather than clamping each individual element.
For the second and subsequent elements in each pattern,
clamp the step and base before clamping their sum.
(vec_perm_indices::series_p): Handle polynomial element counts.
(vec_perm_indices::all_in_range_p): Likewise.
(vec_perm_indices_to_tree): Likewise.
(vec_perm_indices_to_rtx): Likewise.
* tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
* tree-vector-builder.c (tree_vector_builder::new_unary_operation)
(tree_vector_builder::new_binary_operation): Handle polynomial
element counts. Return false if we need to know the number
of elements at compile time.
* fold-const.c (fold_vec_perm): Punt if the number of elements
isn't known at compile time.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* vec-perm-indices.h (vec_perm_builder): Change element type
from HOST_WIDE_INT to poly_int64.
(vec_perm_indices::element_type): Update accordingly.
(vec_perm_indices::clamp): Handle polynomial element_types.
* vec-perm-indices.c (vec_perm_indices::series_p): Likewise.
(vec_perm_indices::all_in_range_p): Likewise.
(tree_to_vec_perm_builder): Check for poly_int64 trees rather
than shwi trees.
* vector-builder.h (vector_builder::stepped_sequence_p): Handle
polynomial vec_perm_indices element types.
* int-vector-builder.h (int_vector_builder::equal_p): Likewise.
* fold-const.c (fold_vec_perm): Likewise.
* optabs.c (shift_amt_for_vec_perm_mask): Likewise.
* tree-vect-generic.c (lower_vec_perm): Likewise.
* tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
* config/aarch64/aarch64.c (aarch64_evpc_tbl): Cast d->perm
element type to HOST_WIDE_INT.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* alias.c (addr_side_effect_eval): Take the size as a poly_int64
rather than an int. Use plus_constant.
(memrefs_conflict_p): Take the sizes as poly_int64s rather than ints.
Take the offset "c" as a poly_int64 rather than a HOST_WIDE_INT.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* calls.c (emit_call_1, expand_call): Change struct_value_size from
a HOST_WIDE_INT to a poly_int64.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* calls.c (load_register_parameters): Cope with polynomial
mode sizes. Require a constant size for BLKmode parameters
that aren't described by a PARALLEL. If BLOCK_REG_PADDING
forces a parameter to be padded at the lsb end in order to
fill a complete number of words, require the parameter size
to be ordered wrt UNITS_PER_WORD.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* reload1.c (spill_stack_slot_width): Change element type
from unsigned int to poly_uint64_pod.
(alter_reg): Treat mode sizes as polynomial.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* reload.c (complex_word_subreg_p): New function.
(reload_inner_reg_of_subreg, push_reload): Use it.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* lra-constraints.c (process_alt_operands): Reject matched
operands whose sizes aren't ordered.
(match_reload): Refer to this check here.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* builtins.c (expand_ifn_atomic_compare_exchange_into_call): Assert
that the mode size is in the set {1, 2, 4, 8, 16}.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* var-tracking.c (adjust_mems): Treat mode sizes as polynomial.
Use plus_constant instead of gen_rtx_PLUS.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* config/cr16/cr16-protos.h (cr16_push_rounding): Declare.
* config/cr16/cr16.h (PUSH_ROUNDING): Move implementation to...
* config/cr16/cr16.c (cr16_push_rounding): ...this new function.
* config/h8300/h8300-protos.h (h8300_push_rounding): Declare.
* config/h8300/h8300.h (PUSH_ROUNDING): Move implementation to...
* config/h8300/h8300.c (h8300_push_rounding): ...this new function.
* config/i386/i386-protos.h (ix86_push_rounding): Declare.
* config/i386/i386.h (PUSH_ROUNDING): Move implementation to...
* config/i386/i386.c (ix86_push_rounding): ...this new function.
* config/m32c/m32c-protos.h (m32c_push_rounding): Take and return
a poly_int64.
* config/m32c/m32c.c (m32c_push_rounding): Likewise.
* config/m68k/m68k-protos.h (m68k_push_rounding): Declare.
* config/m68k/m68k.h (PUSH_ROUNDING): Move implementation to...
* config/m68k/m68k.c (m68k_push_rounding): ...this new function.
* config/pdp11/pdp11-protos.h (pdp11_push_rounding): Declare.
* config/pdp11/pdp11.h (PUSH_ROUNDING): Move implementation to...
* config/pdp11/pdp11.c (pdp11_push_rounding): ...this new function.
* config/stormy16/stormy16-protos.h (xstormy16_push_rounding): Declare.
* config/stormy16/stormy16.h (PUSH_ROUNDING): Move implementation to...
* config/stormy16/stormy16.c (xstormy16_push_rounding): ...this new
function.
* expr.c (emit_move_resolve_push): Treat the input and result
of PUSH_ROUNDING as a poly_int64.
(emit_move_complex_push, emit_single_push_insn_1): Likewise.
(emit_push_insn): Likewise.
* lra-eliminations.c (mark_not_eliminable): Likewise.
* recog.c (push_operand): Likewise.
* reload1.c (elimination_effects): Likewise.
* rtlanal.c (nonzero_bits1): Likewise.
* calls.c (store_one_arg): Likewise. Require the padding to be
known at compile time.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* expr.c (emit_single_push_insn_1): Treat mode sizes as polynomial.
Use plus_constant instead of gen_rtx_PLUS.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* auto-inc-dec.c (set_inc_state): Take the mode size as a poly_int64
rather than an int.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* expr.c (expand_expr_real_1): Use tree_to_poly_uint64
instead of int_size_in_bytes when handling VIEW_CONVERT_EXPRs
via stack temporaries. Treat the mode size as polynomial too.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* expr.c (expand_expr_real_2): When handling conversions involving
unions, apply tree_to_poly_uint64 to the TYPE_SIZE rather than
multiplying int_size_in_bytes by BITS_PER_UNIT. Treat GET_MODE_BISIZE
as a poly_uint64 too.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* rtlanal.c (subreg_get_info): Handle polynomial mode sizes.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* combine.c (can_change_dest_mode): Handle polynomial
REGMODE_NATURAL_SIZE.
* expmed.c (store_bit_field_1): Likewise.
* expr.c (store_constructor): Likewise.
* emit-rtl.c (validate_subreg): Operate on polynomial mode sizes
and polynomial REGMODE_NATURAL_SIZE.
(gen_lowpart_common): Likewise.
* reginfo.c (record_subregs_of_mode): Likewise.
* rtlanal.c (read_modify_subreg_p): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* internal-fn.c (expand_vector_ubsan_overflow): Handle polynomial
numbers of elements.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* match.pd: Cope with polynomial numbers of vector elements.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* fold-const.c (fold_indirect_ref_1): Handle polynomial offsets
in a POINTER_PLUS_EXPR.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* omp-simd-clone.c (simd_clone_subparts): New function.
(simd_clone_init_simd_arrays): Use it instead of TYPE_VECTOR_SUBPARTS.
(ipa_simd_modify_function_body): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-generic.c (nunits_for_known_piecewise_op): New function.
(expand_vector_piecewise): Use it instead of TYPE_VECTOR_SUBPARTS.
(expand_vector_addition, add_rshift, expand_vector_divmod): Likewise.
(expand_vector_condition, vector_element): Likewise.
(subparts_gt): New function.
(get_compute_type): Use subparts_gt.
(count_type_subparts): Delete.
(expand_vector_operations_1): Use subparts_gt instead of
count_type_subparts.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-data-refs.c (vect_no_alias_p): Replace with...
(vect_compile_time_alias): ...this new function. Do the calculation
on poly_ints rather than trees.
(vect_prune_runtime_alias_test_list): Update call accordingly.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-slp.c (vect_build_slp_tree_1): Handle polynomial
numbers of units.
(vect_schedule_slp_instance): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-slp.c (vect_get_and_check_slp_defs): Reject
constant and extern definitions for variable-length vectors.
(vect_get_constant_vectors): Note that the number of units
is known to be constant.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-stmts.c (vectorizable_conversion): Treat the number
of units as polynomial. Choose between WIDE and NARROW based
on multiple_p.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-stmts.c (simd_clone_subparts): New function.
(vectorizable_simd_clone_call): Use it instead of TYPE_VECTOR_SUBPARTS.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-stmts.c (vectorizable_call): Treat the number of
vectors as polynomial. Use build_index_vector for
IFN_GOMP_SIMD_LANE.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-stmts.c (get_load_store_type): Treat the number of
units as polynomial. Reject VMAT_ELEMENTWISE and VMAT_STRIDED_SLP
for variable-length vectors.
(vectorizable_mask_load_store): Treat the number of units as
polynomial, asserting that it is constant if the condition has
already been enforced.
(vectorizable_store, vectorizable_load): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-loop.c (vectorizable_live_operation): Treat the number
of units as polynomial. Punt if we can't tell at compile time
which vector contains the final result.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-loop.c (vectorizable_induction): Treat the number
of units as polynomial. Punt on SLP inductions. Use an integer
VEC_SERIES_EXPR for variable-length integer reductions. Use a
cast of such a series for variable-length floating-point
reductions.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree.h (build_index_vector): Declare.
* tree.c (build_index_vector): New function.
* tree-vect-loop.c (get_initial_defs_for_reduction): Treat the number
of units as polynomial, forcibly converting it to a constant if
vectorizable_reduction has already enforced the condition.
(vect_create_epilog_for_reduction): Likewise. Use build_index_vector
to create a {1,2,3,...} vector.
(vectorizable_reduction): Treat the number of units as polynomial.
Choose vectype_in based on the largest scalar element size rather
than the smallest number of units. Enforce the restrictions
relied on above.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-data-refs.c (vector_alignment_reachable_p): Treat the
number of units as polynomial.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* target.h (vector_sizes, auto_vector_sizes): New typedefs.
* target.def (autovectorize_vector_sizes): Return the vector sizes
by pointer, using vector_sizes rather than a bitmask.
* targhooks.h (default_autovectorize_vector_sizes): Update accordingly.
* targhooks.c (default_autovectorize_vector_sizes): Likewise.
* config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes):
Likewise.
* config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
* config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
* config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise.
* config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
* omp-general.c (omp_max_vf): Likewise.
* omp-low.c (omp_clause_aligned_alignment): Likewise.
* optabs-query.c (can_vec_mask_load_store_p): Likewise.
* tree-vect-loop.c (vect_analyze_loop): Likewise.
* tree-vect-slp.c (vect_slp_bb): Likewise.
* doc/tm.texi: Regenerate.
* tree-vectorizer.h (current_vector_size): Change from an unsigned int
to a poly_uint64.
* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Take
the vector size as a poly_uint64 rather than an unsigned int.
(current_vector_size): Change from an unsigned int to a poly_uint64.
(get_vectype_for_scalar_type): Update accordingly.
* tree.h (build_truth_vector_type): Take the size and number of
units as a poly_uint64 rather than an unsigned int.
(build_vector_type): Add a temporary overload that takes
the number of units as a poly_uint64 rather than an unsigned int.
* tree.c (make_vector_type): Likewise.
(build_truth_vector_type): Take the number of units as a poly_uint64
rather than an unsigned int.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* target.def (get_mask_mode): Take the number of units and length
as poly_uint64s rather than unsigned ints.
* targhooks.h (default_get_mask_mode): Update accordingly.
* targhooks.c (default_get_mask_mode): Likewise.
* config/i386/i386.c (ix86_get_mask_mode): Likewise.
* doc/tm.texi: Regenerate.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* omp-general.h (omp_max_vf): Return a poly_uint64 instead of an int.
* omp-general.c (omp_max_vf): Likewise.
* omp-expand.c (omp_adjust_chunk_size): Update call to omp_max_vf.
(expand_omp_simd): Handle polynomial safelen.
* omp-low.c (omplow_simd_context): Add a default constructor.
(omplow_simd_context::max_vf): Change from int to poly_uint64.
(lower_rec_simd_input_clauses): Update accordingly.
(lower_rec_input_clauses): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vectorizer.h (vect_nunits_for_cost): New function.
* tree-vect-loop.c (vect_model_reduction_cost): Use it.
* tree-vect-slp.c (vect_analyze_slp_cost_1): Likewise.
(vect_analyze_slp_cost): Likewise.
* tree-vect-stmts.c (vect_model_store_cost): Likewise.
(vect_model_load_cost): Likewise.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-slp.c (vect_record_max_nunits, vect_build_slp_tree_1)
(vect_build_slp_tree_2, vect_build_slp_tree): Change max_nunits
from an unsigned int * to a poly_uint64_pod *.
(calculate_unrolling_factor): New function.
(vect_analyze_slp_instance): Use it. Track polynomial max_nunits.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vectorizer.h (_slp_instance::unrolling_factor): Change
from an unsigned int to a poly_uint64.
(_loop_vec_info::slp_unrolling_factor): Likewise.
(_loop_vec_info::vectorization_factor): Change from an int
to a poly_uint64.
(MAX_VECTORIZATION_FACTOR): Bump from 64 to INT_MAX.
(vect_get_num_vectors): New function.
(vect_update_max_nunits, vect_vf_for_cost): Likewise.
(vect_get_num_copies): Use vect_get_num_vectors.
(vect_analyze_data_ref_dependences): Change max_vf from an int *
to an unsigned int *.
(vect_analyze_data_refs): Change min_vf from an int * to a
poly_uint64 *.
(vect_transform_slp_perm_load): Take the vf as a poly_uint64 rather
than an unsigned HOST_WIDE_INT.
* tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr)
(vect_analyze_data_ref_dependence): Change max_vf from an int *
to an unsigned int *.
(vect_analyze_data_ref_dependences): Likewise.
(vect_compute_data_ref_alignment): Handle polynomial vf.
(vect_enhance_data_refs_alignment): Likewise.
(vect_prune_runtime_alias_test_list): Likewise.
(vect_shift_permute_load_chain): Likewise.
(vect_supportable_dr_alignment): Likewise.
(dependence_distance_ge_vf): Take the vectorization factor as a
poly_uint64 rather than an unsigned HOST_WIDE_INT.
(vect_analyze_data_refs): Change min_vf from an int * to a
poly_uint64 *.
* tree-vect-loop-manip.c (vect_gen_scalar_loop_niters): Take
vfm1 as a poly_uint64 rather than an int. Make the same change
for the returned bound_scalar.
(vect_gen_vector_loop_niters): Handle polynomial vf.
(vect_do_peeling): Likewise. Update call to
vect_gen_scalar_loop_niters and handle polynomial bound_scalars.
(vect_gen_vector_loop_niters_mult_vf): Assert that the vf must
be constant.
* tree-vect-loop.c (vect_determine_vectorization_factor)
(vect_update_vf_for_slp, vect_analyze_loop_2): Handle polynomial vf.
(vect_get_known_peeling_cost): Likewise.
(vect_estimate_min_profitable_iters, vectorizable_reduction): Likewise.
(vect_worthwhile_without_simd_p, vectorizable_induction): Likewise.
(vect_transform_loop): Likewise. Use the lowest possible VF when
updating the upper bounds of the loop.
(vect_min_worthwhile_factor): Make static. Return an unsigned int
rather than an int.
* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Cope with
polynomial unroll factors.
(vect_analyze_slp_cost_1, vect_analyze_slp_instance): Likewise.
(vect_make_slp_decision): Likewise.
(vect_supported_load_permutation_p): Likewise, and polynomial
vf too.
(vect_analyze_slp_cost): Handle polynomial vf.
(vect_slp_analyze_node_operations): Likewise.
(vect_slp_analyze_bb_1): Likewise.
(vect_transform_slp_perm_load): Take the vf as a poly_uint64 rather
than an unsigned HOST_WIDE_INT.
* tree-vect-stmts.c (vectorizable_simd_clone_call, vectorizable_store)
(vectorizable_load): Handle polynomial vf.
* tree-vectorizer.c (simduid_to_vf::vf): Change from an int to
a poly_uint64.
(adjust_simduid_builtins, shrink_simd_arrays): Update accordingly.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* match.pd: Handle bit operations involving three constants
and try to fold one pair.
2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
* tree-vect-loop-manip.c: Include gimple-fold.h.
(slpeel_make_loop_iterate_ntimes): Add step, final_iv and
niters_maybe_zero parameters. Handle other cases besides a step of 1.
(vect_gen_vector_loop_niters): Add a step_vector_ptr parameter.
Add a path that uses a step of VF instead of 1, but disable it
for now.
(vect_do_peeling): Add step_vector, niters_vector_mult_vf_var
and niters_no_overflow parameters. Update calls to
slpeel_make_loop_iterate_ntimes and vect_gen_vector_loop_niters.
Create a new SSA name if the latter choses to use a ste other
than zero, and return it via niters_vector_mult_vf_var.
* tree-vect-loop.c (vect_transform_loop): Update calls to
vect_do_peeling, vect_gen_vector_loop_niters and
slpeel_make_loop_iterate_ntimes.
* tree-vectorizer.h (slpeel_make_loop_iterate_ntimes, vect_do_peeling)
(vect_gen_vector_loop_niters): Update declarations after above changes.
2018-01-02 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.md (floor<mode>2): Add support for IEEE
128-bit round to integer instructions.
(ceil<mode>2): Likewise.
(btrunc<mode>2): Likewise.
(round<mode>2): Likewise.
2018-01-02 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000-string.c (expand_block_move): Allow the use of
unaligned VSX load/store on P8/P9.
(expand_block_clear): Allow the use of unaligned VSX
load/store on P8/P9.
2018-01-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-p8swap.c (swap_feeds_both_load_and_store):
New function.
(rs6000_analyze_swaps): Mark a web unoptimizable if it contains a
swap associated with both a load and a store.
2018-01-02 Andrew Waterman <andrew@sifive.com>
* config/riscv/linux.h (ICACHE_FLUSH_FUNC): New.
* config/riscv/riscv.md (clear_cache): Use it.
2018-01-02 Artyom Skrobov <tyomitch@gmail.com>
* web.c: Remove out-of-date comment.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* expr.c (fixup_args_size_notes): Check that any existing
REG_ARGS_SIZE notes are correct, and don't try to re-add them.
(emit_single_push_insn_1): Move stack_pointer_delta adjustment to...
(emit_single_push_insn): ...here.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* rtl.h (CONST_VECTOR_ELT): Redefine to const_vector_elt.
(const_vector_encoded_nelts): New function.
(CONST_VECTOR_NUNITS): Redefine to use GET_MODE_NUNITS.
(const_vector_int_elt, const_vector_elt): Declare.
* emit-rtl.c (const_vector_int_elt_1): New function.
(const_vector_elt): Likewise.
* simplify-rtx.c (simplify_immed_subreg): Avoid taking the address
of CONST_VECTOR_ELT.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* expr.c: Include rtx-vector-builder.h.
(const_vector_mask_from_tree): Use rtx_vector_builder and operate
directly on the tree encoding.
(const_vector_from_tree): Likewise.
* optabs.c: Include rtx-vector-builder.h.
(expand_vec_perm_var): Use rtx_vector_builder and create a repeating
sequence of "u" values.
* vec-perm-indices.c: Include rtx-vector-builder.h.
(vec_perm_indices_to_rtx): Use rtx_vector_builder and operate
directly on the vec_perm_indices encoding.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* doc/rtl.texi (const_vector): Describe new encoding scheme.
* Makefile.in (OBJS): Add rtx-vector-builder.o.
* rtx-vector-builder.h: New file.
* rtx-vector-builder.c: Likewise.
* rtl.h (rtx_def::u2): Add a const_vector field.
(CONST_VECTOR_NPATTERNS): New macro.
(CONST_VECTOR_NELTS_PER_PATTERN): Likewise.
(CONST_VECTOR_DUPLICATE_P): Likewise.
(CONST_VECTOR_STEPPED_P): Likewise.
(CONST_VECTOR_ENCODED_ELT): Likewise.
(const_vec_duplicate_p): Check for a duplicated vector encoding.
(unwrap_const_vec_duplicate): Likewise.
(const_vec_series_p): Check for a non-duplicated vector encoding.
Say that the function only returns true for integer vectors.
* emit-rtl.c: Include rtx-vector-builder.h.
(gen_const_vec_duplicate_1): Delete.
(gen_const_vector): Call gen_const_vec_duplicate instead of
gen_const_vec_duplicate_1.
(const_vec_series_p_1): Operate directly on the CONST_VECTOR encoding.
(gen_const_vec_duplicate): Use rtx_vector_builder.
(gen_const_vec_series): Likewise.
(gen_rtx_CONST_VECTOR): Likewise.
* config/powerpcspe/powerpcspe.c: Include rtx-vector-builder.h.
(swap_const_vector_halves): Take an rtx pointer rather than rtx.
Build a new vector rather than modifying a CONST_VECTOR in-place.
(handle_special_swappables): Update call accordingly.
* config/rs6000/rs6000-p8swap.c: Include rtx-vector-builder.h.
(swap_const_vector_halves): Take an rtx pointer rather than rtx.
Build a new vector rather than modifying a CONST_VECTOR in-place.
(handle_special_swappables): Update call accordingly.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* simplify-rtx.c (simplify_const_binary_operation): Use
CONST_VECTOR_ELT instead of XVECEXP.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* tree-cfg.c (verify_gimple_assign_ternary): Allow the size of
the selector elements to be different from the data elements
if the selector is a VECTOR_CST.
* tree-vect-stmts.c (vect_gen_perm_mask_any): Use a vector of
ssizetype for the selector.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* optabs.c (shift_amt_for_vec_perm_mask): Try using series_p
before testing each element individually.
* tree-vect-generic.c (lower_vec_perm): Likewise.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* selftest.h (selftest::vec_perm_indices_c_tests): Declare.
* selftest-run-tests.c (selftest::run_tests): Call it.
* vector-builder.h (vector_builder::operator ==): New function.
(vector_builder::operator !=): Likewise.
* vec-perm-indices.h (vec_perm_indices::series_p): Declare.
(vec_perm_indices::all_from_input_p): New function.
* vec-perm-indices.c (vec_perm_indices::series_p): Likewise.
(test_vec_perm_12, selftest::vec_perm_indices_c_tests): Likewise.
* fold-const.c (fold_ternary_loc): Use tree_to_vec_perm_builder
instead of reading the VECTOR_CST directly. Detect whether both
vector inputs are the same before constructing the vec_perm_indices,
and update the number of inputs argument accordingly. Use the
utility functions added above. Only construct sel2 if we need to.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* optabs.c (expand_vec_perm_var): Use an explicit encoding for
the broadcast of the low byte.
(expand_mult_highpart): Use an explicit encoding for the permutes.
* optabs-query.c (can_mult_highpart_p): Likewise.
* tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
* tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
(vectorizable_bswap): Likewise.
* tree-vect-data-refs.c (vect_grouped_store_supported): Use an
explicit encoding for the power-of-2 permutes.
(vect_permute_store_chain): Likewise.
(vect_grouped_load_supported): Likewise.
(vect_permute_load_chain): Likewise.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* vec-perm-indices.h (vec_perm_indices_to_tree): Declare.
* vec-perm-indices.c (vec_perm_indices_to_tree): New function.
* tree-ssa-forwprop.c (simplify_vector_constructor): Use it.
* tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
* tree-vect-stmts.c (vectorizable_bswap): Likewise.
(vect_gen_perm_mask_any): Likewise.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* int-vector-builder.h: New file.
* vec-perm-indices.h: Include int-vector-builder.h.
(vec_perm_indices): Redefine as an int_vector_builder.
(auto_vec_perm_indices): Delete.
(vec_perm_builder): Redefine as a stand-alone class.
(vec_perm_indices::vec_perm_indices): New function.
(vec_perm_indices::clamp): Likewise.
* vec-perm-indices.c: Include fold-const.h and tree-vector-builder.h.
(vec_perm_indices::new_vector): New function.
(vec_perm_indices::new_expanded_vector): Update for new
vec_perm_indices class.
(vec_perm_indices::rotate_inputs): New function.
(vec_perm_indices::all_in_range_p): Operate directly on the
encoded form, without computing elided elements.
(tree_to_vec_perm_builder): Operate directly on the VECTOR_CST
encoding. Update for new vec_perm_indices class.
* optabs.c (expand_vec_perm_const): Create a vec_perm_indices for
the given vec_perm_builder.
(expand_vec_perm_var): Update vec_perm_builder constructor.
(expand_mult_highpart): Use vec_perm_builder instead of
auto_vec_perm_indices.
* optabs-query.c (can_mult_highpart_p): Use vec_perm_builder and
vec_perm_indices instead of auto_vec_perm_indices. Use a single
or double series encoding as appropriate.
* fold-const.c (fold_ternary_loc): Use vec_perm_builder and
vec_perm_indices instead of auto_vec_perm_indices.
* tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
* tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
(vect_permute_store_chain): Likewise.
(vect_grouped_load_supported): Likewise.
(vect_permute_load_chain): Likewise.
(vect_shift_permute_load_chain): Likewise.
* tree-vect-slp.c (vect_build_slp_tree_1): Likewise.
(vect_transform_slp_perm_load): Likewise.
(vect_schedule_slp_instance): Likewise.
* tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
(vectorizable_mask_load_store): Likewise.
(vectorizable_bswap): Likewise.
(vectorizable_store): Likewise.
(vectorizable_load): Likewise.
* tree-vect-generic.c (lower_vec_perm): Use vec_perm_builder and
vec_perm_indices instead of auto_vec_perm_indices. Use
tree_to_vec_perm_builder to read the vector from a tree.
* tree-vect-loop.c (calc_vec_perm_mask_for_shift): Take a
vec_perm_builder instead of a vec_perm_indices.
(have_whole_vector_shift): Use vec_perm_builder and
vec_perm_indices instead of auto_vec_perm_indices. Leave the
truncation to calc_vec_perm_mask_for_shift.
(vect_create_epilog_for_reduction): Likewise.
* config/aarch64/aarch64.c (expand_vec_perm_d::perm): Change
from auto_vec_perm_indices to vec_perm_indices.
(aarch64_expand_vec_perm_const_1): Use rotate_inputs on d.perm
instead of changing individual elements.
(aarch64_vectorize_vec_perm_const): Use new_vector to install
the vector in d.perm.
* config/arm/arm.c (expand_vec_perm_d::perm): Change
from auto_vec_perm_indices to vec_perm_indices.
(arm_expand_vec_perm_const_1): Use rotate_inputs on d.perm
instead of changing individual elements.
(arm_vectorize_vec_perm_const): Use new_vector to install
the vector in d.perm.
* config/powerpcspe/powerpcspe.c (rs6000_expand_extract_even):
Update vec_perm_builder constructor.
(rs6000_expand_interleave): Likewise.
* config/rs6000/rs6000.c (rs6000_expand_extract_even): Likewise.
(rs6000_expand_interleave): Likewise.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* optabs-query.c (can_vec_perm_var_p): Check whether lowering
to qimode could truncate the indices.
* optabs.c (expand_vec_perm_var): Likewise.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* Makefile.in (OBJS): Add vec-perm-indices.o.
* vec-perm-indices.h: New file.
* vec-perm-indices.c: Likewise.
* target.h (vec_perm_indices): Replace with a forward class
declaration.
(auto_vec_perm_indices): Move to vec-perm-indices.h.
* optabs.h: Include vec-perm-indices.h.
(expand_vec_perm): Delete.
(selector_fits_mode_p, expand_vec_perm_var): Declare.
(expand_vec_perm_const): Declare.
* target.def (vec_perm_const_ok): Replace with...
(vec_perm_const): ...this new hook.
* doc/tm.texi.in (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Replace with...
(TARGET_VECTORIZE_VEC_PERM_CONST): ...this new hook.
* doc/tm.texi: Regenerate.
* optabs.def (vec_perm_const): Delete.
* doc/md.texi (vec_perm_const): Likewise.
(vec_perm): Refer to TARGET_VECTORIZE_VEC_PERM_CONST.
* expr.c (expand_expr_real_2): Use expand_vec_perm_const rather than
expand_vec_perm for constant permutation vectors. Assert that
the mode of variable permutation vectors is the integer equivalent
of the mode that is being permuted.
* optabs-query.h (selector_fits_mode_p): Declare.
* optabs-query.c: Include vec-perm-indices.h.
(selector_fits_mode_p): New function.
(can_vec_perm_const_p): Check whether targetm.vectorize.vec_perm_const
is defined, instead of checking whether the vec_perm_const_optab
exists. Use targetm.vectorize.vec_perm_const instead of
targetm.vectorize.vec_perm_const_ok. Check whether the indices
fit in the vector mode before using a variable permute.
* optabs.c (shift_amt_for_vec_perm_mask): Take a mode and a
vec_perm_indices instead of an rtx.
(expand_vec_perm): Replace with...
(expand_vec_perm_const): ...this new function. Take the selector
as a vec_perm_indices rather than an rtx. Also take the mode of
the selector. Update call to shift_amt_for_vec_perm_mask.
Use targetm.vectorize.vec_perm_const instead of vec_perm_const_optab.
Use vec_perm_indices::new_expanded_vector to expand the original
selector into bytes. Check whether the indices fit in the vector
mode before using a variable permute.
(expand_vec_perm_var): Make global.
(expand_mult_highpart): Use expand_vec_perm_const.
* fold-const.c: Includes vec-perm-indices.h.
* tree-ssa-forwprop.c: Likewise.
* tree-vect-data-refs.c: Likewise.
* tree-vect-generic.c: Likewise.
* tree-vect-loop.c: Likewise.
* tree-vect-slp.c: Likewise.
* tree-vect-stmts.c: Likewise.
* config/aarch64/aarch64-protos.h (aarch64_expand_vec_perm_const):
Delete.
* config/aarch64/aarch64-simd.md (vec_perm_const<mode>): Delete.
* config/aarch64/aarch64.c (aarch64_expand_vec_perm_const)
(aarch64_vectorize_vec_perm_const_ok): Fuse into...
(aarch64_vectorize_vec_perm_const): ...this new function.
(TARGET_VECTORIZE_VEC_PERM_CONST_OK): Delete.
(TARGET_VECTORIZE_VEC_PERM_CONST): Redefine.
* config/arm/arm-protos.h (arm_expand_vec_perm_const): Delete.
* config/arm/vec-common.md (vec_perm_const<mode>): Delete.
* config/arm/arm.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Delete.
(TARGET_VECTORIZE_VEC_PERM_CONST): Redefine.
(arm_expand_vec_perm_const, arm_vectorize_vec_perm_const_ok): Merge
into...
(arm_vectorize_vec_perm_const): ...this new function. Explicitly
check for NEON modes.
* config/i386/i386-protos.h (ix86_expand_vec_perm_const): Delete.
* config/i386/sse.md (VEC_PERM_CONST, vec_perm_const<mode>): Delete.
* config/i386/i386.c (ix86_expand_vec_perm_const_1): Update comment.
(ix86_expand_vec_perm_const, ix86_vectorize_vec_perm_const_ok): Merge
into...
(ix86_vectorize_vec_perm_const): ...this new function. Incorporate
the old VEC_PERM_CONST conditions.
* config/ia64/ia64-protos.h (ia64_expand_vec_perm_const): Delete.
* config/ia64/vect.md (vec_perm_const<mode>): Delete.
* config/ia64/ia64.c (ia64_expand_vec_perm_const)
(ia64_vectorize_vec_perm_const_ok): Merge into...
(ia64_vectorize_vec_perm_const): ...this new function.
* config/mips/loongson.md (vec_perm_const<mode>): Delete.
* config/mips/mips-msa.md (vec_perm_const<mode>): Delete.
* config/mips/mips-ps-3d.md (vec_perm_constv2sf): Delete.
* config/mips/mips-protos.h (mips_expand_vec_perm_const): Delete.
* config/mips/mips.c (mips_expand_vec_perm_const)
(mips_vectorize_vec_perm_const_ok): Merge into...
(mips_vectorize_vec_perm_const): ...this new function.
* config/powerpcspe/altivec.md (vec_perm_constv16qi): Delete.
* config/powerpcspe/paired.md (vec_perm_constv2sf): Delete.
* config/powerpcspe/spe.md (vec_perm_constv2si): Delete.
* config/powerpcspe/vsx.md (vec_perm_const<mode>): Delete.
* config/powerpcspe/powerpcspe-protos.h (altivec_expand_vec_perm_const)
(rs6000_expand_vec_perm_const): Delete.
* config/powerpcspe/powerpcspe.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK):
Delete.
(TARGET_VECTORIZE_VEC_PERM_CONST): Redefine.
(altivec_expand_vec_perm_const_le): Take each operand individually.
Operate on constant selectors rather than rtxes.
(altivec_expand_vec_perm_const): Likewise. Update call to
altivec_expand_vec_perm_const_le.
(rs6000_expand_vec_perm_const): Delete.
(rs6000_vectorize_vec_perm_const_ok): Delete.
(rs6000_vectorize_vec_perm_const): New function.
(rs6000_do_expand_vec_perm): Take a vec_perm_builder instead of
an element count and rtx array.
(rs6000_expand_extract_even): Update call accordingly.
(rs6000_expand_interleave): Likewise.
* config/rs6000/altivec.md (vec_perm_constv16qi): Delete.
* config/rs6000/paired.md (vec_perm_constv2sf): Delete.
* config/rs6000/vsx.md (vec_perm_const<mode>): Delete.
* config/rs6000/rs6000-protos.h (altivec_expand_vec_perm_const)
(rs6000_expand_vec_perm_const): Delete.
* config/rs6000/rs6000.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): Delete.
(TARGET_VECTORIZE_VEC_PERM_CONST): Redefine.
(altivec_expand_vec_perm_const_le): Take each operand individually.
Operate on constant selectors rather than rtxes.
(altivec_expand_vec_perm_const): Likewise. Update call to
altivec_expand_vec_perm_const_le.
(rs6000_expand_vec_perm_const): Delete.
(rs6000_vectorize_vec_perm_const_ok): Delete.
(rs6000_vectorize_vec_perm_const): New function. Remove stray
reference to the SPE evmerge intructions.
(rs6000_do_expand_vec_perm): Take a vec_perm_builder instead of
an element count and rtx array.
(rs6000_expand_extract_even): Update call accordingly.
(rs6000_expand_interleave): Likewise.
* config/sparc/sparc.md (vec_perm_constv8qi): Delete in favor of...
* config/sparc/sparc.c (sparc_vectorize_vec_perm_const): ...this
new function.
(TARGET_VECTORIZE_VEC_PERM_CONST): Redefine.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* optabs.c (expand_vec_perm_1): Assert that SEL has an integer
vector mode and that that mode matches the mode of the data
being permuted.
(expand_vec_perm): Split handling of non-CONST_VECTOR selectors
out into expand_vec_perm_var. Do all CONST_VECTOR handling here,
directly using expand_vec_perm_1 when forcing selectors into
registers.
(expand_vec_perm_var): New function, split out from expand_vec_perm.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* optabs-query.h (can_vec_perm_p): Delete.
(can_vec_perm_var_p, can_vec_perm_const_p): Declare.
* optabs-query.c (can_vec_perm_p): Split into...
(can_vec_perm_var_p, can_vec_perm_const_p): ...these two functions.
(can_mult_highpart_p): Use can_vec_perm_const_p to test whether a
particular selector is valid.
* tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
* tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
(vect_grouped_load_supported): Likewise.
(vect_shift_permute_load_chain): Likewise.
* tree-vect-slp.c (vect_build_slp_tree_1): Likewise.
(vect_transform_slp_perm_load): Likewise.
* tree-vect-stmts.c (perm_mask_for_reverse): Likewise.
(vectorizable_bswap): Likewise.
(vect_gen_perm_mask_checked): Likewise.
* fold-const.c (fold_ternary_loc): Likewise. Don't take
implementations of variable permutation vectors into account
when deciding which selector to use.
* tree-vect-loop.c (have_whole_vector_shift): Don't check whether
vec_perm_const_optab is supported; instead use can_vec_perm_const_p
with a false third argument.
* tree-vect-generic.c (lower_vec_perm): Use can_vec_perm_const_p
to test whether the constant selector is valid and can_vec_perm_var_p
to test whether a variable selector is valid.
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* optabs-query.h (can_vec_perm_p): Take a const vec_perm_indices *.
* optabs-query.c (can_vec_perm_p): Likewise.
* fold-const.c (fold_vec_perm): Take a const vec_perm_indices &
instead of vec_perm_indices.
* tree-vectorizer.h (vect_gen_perm_mask_any): Likewise,
(vect_gen_perm_mask_checked): Likewise,
* tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise,
(vect_gen_perm_mask_checked): Likewise,
2018-01-02 Richard Sandiford <richard.sandiford@linaro.org>
* optabs-query.h (qimode_for_vec_perm): Declare.
* optabs-query.c (can_vec_perm_p): Split out qimode search to...
(qimode_for_vec_perm): ...this new function.
* optabs.c (expand_vec_perm): Use qimode_for_vec_perm.
2018-01-02 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* rtlanal.c (canonicalize_condition): Return 0 if final rtx
does not have a conditional at the top.
2018-01-02 Richard Biener <rguenther@suse.de>
* ipa-inline.c (big_speedup_p): Fix expression.
2018-01-02 Jan Hubicka <hubicka@ucw.cz>
PR target/81616
* config/i386/x86-tune-costs.h: Increase cost of integer load costs
for generic 4->6.
2018-01-02 Jan Hubicka <hubicka@ucw.cz>
PR target/81616
Generic tuning.
* x86-tune-costs.h (generic_cost): Reduce cost of FDIV 20->17,
cost of sqrt 20->14, DIVSS 18->13, DIVSD 32->17, SQRtSS 30->14
and SQRTsD 58->18, cond_not_taken_branch_cost. 2->1. Increase
cond_taken_branch_cost 3->4.
2018-01-01 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/83581
* tree-loop-distribution.c (pass_loop_distribution::execute): Return
TODO_cleanup_cfg if any changes have been made.
PR middle-end/83608
* expr.c (store_expr_with_bounds): Use simplify_gen_subreg instead of
convert_modes if target mode has the right side, but different mode
class.
PR middle-end/83609
* expr.c (expand_assignment): Fix up a typo in simplify_gen_subreg
last argument when extracting from CONCAT. If either from_real or
from_imag is NULL, use expansion through memory. If result is not
a CONCAT and simplify_gen_subreg fails, try to simplify_gen_subreg
the parts directly to inner mode, if even that fails, use expansion
through memory.
PR middle-end/83623
* expmed.c (expand_shift_1): For 2-byte rotates by BITS_PER_UNIT,
check for bswap in mode rather than HImode and use that in expand_unop
too.
Copyright (C) 2018 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
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