2021-01-23 Jakub Jelinek PR testsuite/97301 * config/rs6000/mmintrin.h (__m64): Add __may_alias__ attribute. 2021-01-22 Jonathan Wright * config/aarch64/aarch64-simd-builtins.def: Add mla builtin generator macro. * config/aarch64/arm_neon.h (vmla_s8): Use RTL builtin rather than asm. (vmla_s16): Likewise. (vmla_s32): Likewise. (vmla_u8): Likewise. (vmla_u16): Likewise. (vmla_u32): Likewise. (vmlaq_s8): Likewise. (vmlaq_s16): Likewise. (vmlaq_s32): Likewise. (vmlaq_u8): Likewise. (vmlaq_u16): Likewise. (vmlaq_u32): Likewise. 2021-01-22 David Malcolm * doc/invoke.texi (GCC_EXTRA_DIAGNOSTIC_OUTPUT): Add @findex directive. 2021-01-22 Jakub Jelinek PR debug/98796 * dwarf2out.c (output_file_names): For -gdwarf-5, if there are no filenames to emit, still emit the required 0 index directory and filename entries that match DW_AT_comp_dir and DW_AT_name of the compilation unit. 2021-01-22 Marek Polacek PR c++/98545 * doc/invoke.texi: Update C++ ABI Version 15 description. 2021-01-22 Kyrylo Tkachov PR tree-optimization/98766 * tree-ssa-math-opts.c (convert_mult_to_fma): Use maybe_le when comparing against type size with param_avoid_fma_max_bits. 2021-01-22 Richard Biener PR middle-end/98793 * tree.c (vector_element_bits): Key single-bit bool vector on integer mode rather than not vector mode. 2021-01-22 Xionghu Luo PR target/98093 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Generate ARRAY_REF(VIEW_CONVERT_EXPR) for P8 and later platforms. * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): Update to call different path for P8 and P9. (rs6000_expand_vector_set_var_p9): New function. (rs6000_expand_vector_set_var_p8): New function. 2021-01-22 Xionghu Luo PR target/79251 PR target/98065 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Ajdust variable index vec_insert from address dereference to ARRAY_REF(VIEW_CONVERT_EXPR) tree expression. * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var): New declaration. * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): New function. 2021-01-22 Martin Liska PR gcov-profile/98739 * profile.c (compute_value_histograms): Drop time profile for -fprofile-reproducible=multithreaded. 2021-01-22 Nathan Sidwell * gcc.c (process_command): Don't check OPT_SPECIAL_input_file existence here. 2021-01-22 Richard Biener PR middle-end/98773 * tree-data-ref.c (initalize_matrix_A): Revert previous change, retaining failing on HOST_WIDE_INT_MIN CHREC_RIGHT. 2021-01-22 Jakub Jelinek PR tree-optimization/90248 * match.pd (X cmp 0.0 ? 1.0 : -1.0 -> copysign(1, +-X), X cmp 0.0 ? -1.0 : +1.0 -> copysign(1, -+X)): Remove simplifications. (X * (X cmp 0.0 ? 1.0 : -1.0) -> +-abs(X), X * (X cmp 0.0 ? -1.0 : 1.0) -> +-abs(X)): New simplifications. 2021-01-22 Jakub Jelinek PR tree-optimization/98255 * tree-dfa.c (get_ref_base_and_extent): For ARRAY_REFs, sign extend index - low_bound from sizetype's precision rather than index precision. (get_addr_base_and_unit_offset_1): Likewise. * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Likewise. * gimple-fold.c (fold_const_aggregate_ref_1): Likewise. 2021-01-22 Richard Biener PR tree-optimization/98786 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Avoid adding new uses of abnormals. Verify we deal with a conditional conversion. 2021-01-22 Prathamesh Kulkarni PR target/98636 * optc-save-gen.awk: Add arm_fp16_format to checked_options. 2021-01-22 liuhongt PR target/96891 PR target/98348 * config/i386/sse.md (VI_128_256): New mode iterator. (*avx_cmp3_1, *avx_cmp3_2, *avx_cmp3_3, *avx_cmp3_4, *avx2_eq3, *avx2_pcmp3_1, *avx2_pcmp3_2, *avx2_gt3): New define_insn_and_split to lower avx512 vector comparison to avx version when dest is vector. (*_cmp3,*_cmp3,*_ucmp3): define_insn_and_split for negating the comparison result. * config/i386/predicates.md (float_vector_all_ones_operand): New predicate. * config/i386/i386-expand.c (ix86_expand_sse_movcc): Use general NOT operator without UNSPEC_MASKOP. 2021-01-21 Vladimir N. Makarov PR rtl-optimization/98777 * lra-int.h (lra_pmode_pseudo): New extern. * lra.c (lra_pmode_pseudo): New global. (lra): Set it up. * lra-eliminations.c (eliminate_regs_in_insn): Use it. 2021-01-21 Ilya Leoshkevich * fwprop.c (fwprop_propagation::classify_result): Allow (subreg (mem)) simplifications. 2021-01-21 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aarch64_sqdmll): Split into... (aarch64_sqdmlal): ... This... (aarch64_sqdmlsl): ... And this. (aarch64_sqdmll_lane): Split into... (aarch64_sqdmlal_lane): ... This... (aarch64_sqdmlsl_lane): ... And this. (aarch64_sqdmll_laneq): Split into... (aarch64_sqdmlsl_laneq): ... This... (aarch64_sqdmlal_laneq): ... And this. (aarch64_sqdmll_n): Split into... (aarch64_sqdmlsl_n): ... This... (aarch64_sqdmlal_n): ... And this. (aarch64_sqdmll2_internal): Split into... (aarch64_sqdmlal2_internal): ... This... (aarch64_sqdmlsl2_internal): ... And this. 2021-01-21 Christophe Lyon * config/arm/arm_mve.h (__arm_vcmpneq_s8): Fix return type. 2021-01-21 Andrea Corallo PR target/96372 * doc/sourcebuild.texi (arm_thumb2_no_arm_v8_1_lob): Document. 2021-01-21 liuhongt PR rtl-optimization/98694 * regcprop.c (copy_value): If SRC had been assigned a mode narrower than the copy, we can't link DEST into the chain even they have same hard_regno_nregs(i.e. HImode/SImode in i386 backend). 2021-01-20 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aarch64_get_lane): Convert to define_insn_and_split. Split into simple move when moving bottom element. 2021-01-20 Segher Boessenkool * config/rs6000/rs6000.c (rs6000_emit_le_vsx_store): Change assert. Adjust comment. Simplify code. 2021-01-20 Jakub Jelinek PR debug/98765 * dwarf2out.c (reset_indirect_string): Also reset indirect strings with DW_FORM_line_strp form. (prune_unused_types_update_strings): Don't add into debug_str_hash indirect strings with DW_FORM_line_strp form. (adjust_name_comp_dir): New function. (dwarf2out_finish): Call it on CU DIEs after resetting debug_line_str_hash. 2021-01-20 Vladimir N. Makarov PR rtl-optimization/98722 * lra-eliminations.c (eliminate_regs_in_insn): Check that target has no 3-op add insn to transform insns containing two pluses. 2021-01-20 Richard Biener * hwint.h (add_hwi): New function. (mul_hwi): Likewise. * tree-data-ref.c (initialize_matrix_A): Properly translate tree constants and avoid HOST_WIDE_INT_MIN. (lambda_matrix_row_add): Avoid undefined integer overflow and return true on such overflow. (lambda_matrix_right_hermite): Handle overflow from lambda_matrix_row_add gracefully. Simplify previous fix. (analyze_subscript_affine_affine): Likewise. 2021-01-20 Eugene Rozenfeld PR tree-optimization/96674 * match.pd: New patterns: x < y || y == XXX_MIN --> x <= y - 1 x >= y && y != XXX_MIN --> x > y - 1 2021-01-20 Richard Sandiford PR tree-optimization/98535 * tree-vect-slp.c (duplicate_and_interleave): Use quick_grow_cleared. If the high and low permutes are the same, remove the high permutes from the working set and only continue with the low ones. 2021-01-20 Jakub Jelinek PR tree-optimization/98721 * builtins.c (access_ref::inform_access): Don't assume SSA_NAME_IDENTIFIER must be non-NULL. Print messages about object whenever allocfn is NULL, rather than only when DECL_P is true. Use %qE instead of %qD for that. Formatting fixes. 2021-01-20 Richard Biener PR tree-optimization/98758 * tree-data-ref.c (int_divides_p): Use lambda_int arguments. (lambda_matrix_right_hermite): Avoid undefinedness with signed integer abs and multiplication. (analyze_subscript_affine_affine): Use lambda_int. 2021-01-20 David Malcolm PR debug/98751 * dwarf2out.c (output_line_info): Rename static variable "generation", moving it out of the function to... (output_line_info_generation): New. (init_sections_and_labels): Likewise, renaming the variable to... (init_sections_and_labels_generation): New. (dwarf2out_c_finalize): Reset the new variables. 2021-01-19 Martin Sebor PR middle-end/98664 * tree-ssa-live.c (remove_unused_scope_block_p): Keep scopes for all functions, even if they're not declared artificial or inline. * tree.c (tree_inlined_location): Use macro expansion location only if scope traversal fails to expose one. 2021-01-19 Richard Sandiford PR rtl-optimization/92294 * alias.c (compare_base_symbol_refs): Take an extra parameter and add the distance between two symbols to it. Enshrine in comments that -1 means "either 0 or 1, but we can't tell which at compile time". (memrefs_conflict_p): Update call accordingly. (rtx_equal_for_memref_p): Likewise. Take the distance between symbols into account. 2021-01-19 Kyrylo Tkachov * config/aarch64/aarch64-simd-builtins.def (sqshl, uqshl, sqrshl, uqrshl, sqadd, uqadd, sqsub, uqsub, suqadd, usqadd, sqmovn, uqmovn, sqxtn2, uqxtn2, sqabs, sqneg, sqdmlal, sqdmlsl, sqdmlal_lane, sqdmlsl_lane, sqdmlal_laneq, sqdmlsl_laneq, sqdmlal_n, sqdmlsl_n, sqdmlal2, sqdmlsl2, sqdmlal2_lane, sqdmlsl2_lane, sqdmlal2_laneq, sqdmlsl2_laneq, sqdmlal2_n, sqdmlsl2_n, sqdmull, sqdmull_lane, sqdmull_laneq, sqdmull_n, sqdmull2, sqdmull2_lane, sqdmull2_laneq, sqdmull2_n, sqdmulh, sqrdmulh, sqdmulh_lane, sqdmulh_laneq, sqrdmulh_lane, sqrdmulh_laneq, sqshrun_n, sqrshrun_n, sqshrn_n, uqshrn_n, sqrshrn_n, uqrshrn_n, sqshlu_n, sqshl_n, uqshl_n, sqrdmlah, sqrdmlsh, sqrdmlah_lane, sqrdmlsh_lane, sqrdmlah_laneq, sqrdmlsh_laneq, sqmovun): Use NONE flags. 2021-01-19 Richard Biener PR ipa/98330 * ipa-modref.c (analyze_stmt): Only record a summary for a direct call. 2021-01-19 Richard Biener PR middle-end/98638 * tree-ssanames.c (fini_ssanames): Zero SSA_NAME_DEF_STMT. 2021-01-19 Daniel Hellstrom * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add built-in define __FIX_LEON3FT_TN0018. 2021-01-19 Richard Biener PR ipa/97673 * tree-inline.c (tree_function_versioning): Set input_location to UNKNOWN_LOCATION throughout the function. 2021-01-19 Tobias Burnus PR fortran/98476 * omp-low.c (lower_omp_target): Handle nonpointer is_device_ptr. 2021-01-19 Martin Jambor PR ipa/98690 * ipa-sra.c (ssa_name_only_returned_p): New parameter fun. Check whether non-call exceptions allow removal of a statement. (isra_analyze_call): Pass the appropriate function to ssa_name_only_returned_p. 2021-01-19 Geng Qi * config/riscv/arch-canonicalize (longext_sort): New function for sorting 'multi-letter'. * config/riscv/multilib-generator: Adjusting the loop of 'alt' in 'alts'. The 'arch' may not be the first of 'alts'. (_expand_combination): Add underline for the 'ext' without '*'. This is because, a single-letter extension can always be treated well with a '_' prefix, but it cannot be separated out if it is appended to a multi-letter. 2021-01-18 Vladimir N. Makarov PR target/97847 * ira.c (ira): Skip abnormal critical edge splitting. 2021-01-18 Jakub Jelinek PR tree-optimization/98727 * tree-ssa-math-opts.c (match_arith_overflow): Fix up computation of second .MUL_OVERFLOW operand for signed multiplication with overflow checking if the second operand of multiplication is not constant. 2021-01-18 David Edelsohn * doc/invoke.texi (-gdwarf): TPF defaults to version 2 and AIX defaults to version 4. 2021-01-18 David Malcolm * attribs.h (fndecl_dealloc_argno): New decl. * builtins.c (call_dealloc_argno): Split out second half of function into... (fndecl_dealloc_argno): New. * doc/extend.texi (Common Function Attributes): Document the interaction between the analyzer and the malloc attribute. * doc/invoke.texi (Static Analyzer Options): Likewise. 2021-01-17 David Edelsohn * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Override dwarf_version to 4. * config/rs6000/aix72.h (SUBTARGET_OVERRIDE_OPTIONS): Same. 2021-01-17 Martin Jambor PR ipa/98222 * cgraph.c (clone_of_p): Check also former_clone_of as we climb the clone tree. 2021-01-17 Mark Wielaard * common.opt (gdwarf-): Init(5). * doc/invoke.texi (-gdwarf): Document default to 5. 2021-01-16 Kwok Cheung Yeung * builtin-types.def (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT): Rename to... (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR): ...this. Add extra argument. * gimplify.c (omp_default_clause): Ensure that event handle is firstprivate in a task region. (gimplify_scan_omp_clauses): Handle OMP_CLAUSE_DETACH. (gimplify_adjust_omp_clauses): Likewise. * omp-builtins.def (BUILT_IN_GOMP_TASK): Change function type to BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR. * omp-expand.c (expand_task_call): Add GOMP_TASK_FLAG_DETACH to flags if detach clause specified. Add detach argument when generating call to GOMP_task. * omp-low.c (scan_sharing_clauses): Setup data environment for detach clause. (finish_taskreg_scan): Move field for variable containing the event handle to the front of the struct. * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DETACH. Fix ordering. * tree-nested.c (convert_nonlocal_omp_clauses): Handle OMP_CLAUSE_DETACH clause. (convert_local_omp_clauses): Handle OMP_CLAUSE_DETACH clause. * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_DETACH. * tree.c (omp_clause_num_ops): Add entry for OMP_CLAUSE_DETACH. Fix ordering. (omp_clause_code_name): Add entry for OMP_CLAUSE_DETACH. Fix ordering. (walk_tree_1): Handle OMP_CLAUSE_DETACH. 2021-01-16 Sebastian Huber * config/nios2/t-rtems: Reset all MULTILIB_* variables. Shorten multilib directory names. Use MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS. Add -mhw-mul -mhw-mulx -mhw-div -mcustom-fpu-cfg=fph2 multilib. 2021-01-16 Sebastian Huber * config/nios2/nios2.c (NIOS2_FPU_CONFIG_NUM): Adjust value. (nios2_init_fpu_configs): Provide register values for new -mcustom-fpu-cfg=fph2 option variant. * doc/invoke.texi (-mcustom-fpu-cfg=fph2): Document new option variant. 2021-01-16 Sebastian Huber * config/nios2/nios2.c (nios2_custom_check_insns): Remove custom instruction warnings. 2021-01-16 Jakub Jelinek PR tree-optimization/96669 * match.pd ((CST << x) & 1 -> x == 0): New simplification. 2021-01-16 Jakub Jelinek PR tree-optimization/96271 * passes.def: Pass false argument to first two pass_cd_dce instances and true to last instance. Add comment that last instance rewrites no longer addressed locals. * tree-ssa-dce.c (pass_cd_dce): Add update_address_taken_p member and initialize it. (pass_cd_dce::set_pass_param): New method. (pass_cd_dce::execute): Return TODO_update_address_taken from last cd_dce instance. 2021-01-15 Carl Love * config/rs6000/altivec.h (vec_mulh, vec_div, vec_dive, vec_mod): New defines. * config/rs6000/altivec.md (VIlong): Move define to file vsx.md. * config/rs6000/rs6000-builtin.def (DIVES_V4SI, DIVES_V2DI, DIVEU_V4SI, DIVEU_V2DI, DIVS_V4SI, DIVS_V2DI, DIVU_V4SI, DIVU_V2DI, MODS_V2DI, MODS_V4SI, MODU_V2DI, MODU_V4SI, MULHS_V2DI, MULHS_V4SI, MULHU_V2DI, MULHU_V4SI, MULLD_V2DI): Add builtin define. (MULH, DIVE, MOD): Add new BU_P10_OVERLOAD_2 definitions. * config/rs6000/rs6000-call.c (VSX_BUILTIN_VEC_DIV, VSX_BUILTIN_VEC_DIVE, P10_BUILTIN_VEC_MOD, P10_BUILTIN_VEC_MULH): New overloaded definitions. (builtin_function_type) [P10V_BUILTIN_DIVEU_V4SI, P10V_BUILTIN_DIVEU_V2DI, P10V_BUILTIN_DIVU_V4SI, P10V_BUILTIN_DIVU_V2DI, P10V_BUILTIN_MODU_V2DI, P10V_BUILTIN_MODU_V4SI, P10V_BUILTIN_MULHU_V2DI, P10V_BUILTIN_MULHU_V4SI]: Add case statement for builtins. * config/rs6000/rs6000.md (bits): Add new attribute sizes V4SI, V2DI. * config/rs6000/vsx.md (VIlong): Moved from config/rs6000/altivec.md. (UNSPEC_VDIVES, UNSPEC_VDIVEU): New unspec definitions. (vsx_mul_v2di): Add if TARGET_POWER10 statement. (vsx_udiv_v2di): Add if TARGET_POWER10 statement. (dives_, diveu_, div3, uvdiv3, mods_, modu_, mulhs_, mulhu_, mulv2di3): Add define_insn, mode is VIlong. * doc/extend.texi (vec_mulh, vec_mul, vec_div, vec_dive, vec_mod): Add builtin descriptions. 2021-01-15 Eric Botcazou * final.c (final_start_function_1): Reset force_source_line. 2021-01-15 Jakub Jelinek PR tree-optimization/96669 * match.pd (((1 << A) & 1) != 0 -> A == 0, ((1 << A) & 1) == 0 -> A != 0): Generalize for 1s replaced by possibly different power of two constants and to right shift too. 2021-01-15 Jakub Jelinek PR tree-optimization/96681 * match.pd ((x < 0) ^ (y < 0) to (x ^ y) < 0): New simplification. ((x >= 0) ^ (y >= 0) to (x ^ y) < 0): Likewise. ((x < 0) ^ (y >= 0) to (x ^ y) >= 0): Likewise. ((x >= 0) ^ (y < 0) to (x ^ y) >= 0): Likewise. 2021-01-15 Alexandre Oliva * opts.c (gen_command_line_string): Exclude -dumpbase-ext. 2021-01-15 Tamar Christina * config/aarch64/aarch64-simd.md (cml4, cmul3): New. * config/aarch64/iterators.md (UNSPEC_FCMUL, UNSPEC_FCMUL180, UNSPEC_FCMLA_CONJ, UNSPEC_FCMLA180_CONJ, UNSPEC_CMLA_CONJ, UNSPEC_CMLA180_CONJ, UNSPEC_CMUL, UNSPEC_CMUL180, FCMLA_OP, FCMUL_OP, conj_op, rotsplit1, rotsplit2, fcmac1, sve_rot1, sve_rot2, SVE2_INT_CMLA_OP, SVE2_INT_CMUL_OP, SVE2_INT_CADD_OP): New. (rot): Add UNSPEC_FCMUL, UNSPEC_FCMUL180. (rot_op): Renamed to conj_op. * config/aarch64/aarch64-sve.md (cml4, cmul3): New. * config/aarch64/aarch64-sve2.md (cml4, cmul3): New. 2021-01-15 David Malcolm PR bootstrap/98696 * diagnostic.c (selftest::test_print_parseable_fixits_bytes_vs_display_columns): Escape the tempfile name when constructing the expected output. 2021-01-15 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (*aarch64_mlsl_hi): Rename to... (aarch64_mlsl_hi): ... This. (aarch64_mlsl_hi): Define. (*aarch64_mlslmlsl * config/i386/i386-c.c (ix86_target_macros): Use cpp_define_formatted for __SIZEOF_FLOAT80__ definition. 2021-01-15 Richard Sandiford PR target/88836 * config.gcc (aarch64*-*-*): Add aarch64-cc-fusion.o to extra_objs. * Makefile.in (RTL_SSA_H): New variable. * config/aarch64/t-aarch64 (aarch64-cc-fusion.o): New rule. * config/aarch64/aarch64-protos.h (make_pass_cc_fusion): Declare. * config/aarch64/aarch64-passes.def: Add pass_cc_fusion after pass_combine. * config/aarch64/aarch64-cc-fusion.cc: New file. 2021-01-15 Richard Sandiford * recog.h (insn_change_watermark::~insn_change_watermark): Avoid calling cancel_changes for changes that no longer exist. 2021-01-15 Richard Sandiford * rtl-ssa/functions.h (function_info::ref_defs): Rename to... (function_info::reg_defs): ...this. * rtl-ssa/member-fns.inl (function_info::ref_defs): Rename to... (function_info::reg_defs): ...this. 2021-01-15 Christophe Lyon PR target/71233 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New. 2021-01-15 Christophe Lyon Revert: 2021-01-15 Christophe Lyon PR target/71233 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New. 2021-01-15 Richard Biener PR tree-optimization/96376 * tree-vect-stmts.c (get_load_store_type): Disregard alignment for VMAT_INVARIANT. 2021-01-15 Martin Liska * doc/install.texi: Document that some tests need pytest module. * doc/sourcebuild.texi: Likewise. 2021-01-15 Christophe Lyon PR target/71233 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New. 2021-01-15 Christophe Lyon * config/arm/mve.md (mve_vshrq_n_s_imm): New entry. (mve_vshrq_n_u_imm): Likewise. * config/arm/neon.md (vashr3, vlshr3): Move to ... * config/arm/vec-common.md: ... here. 2021-01-15 Christophe Lyon * config/arm/mve.md (mve_vshlq_): Move to vec-commond.md. * config/arm/neon.md (vashl3): Delete. * config/arm/vec-common.md (mve_vshlq_): New. (vasl3): New expander. 2021-01-15 Richard Biener PR tree-optimization/98685 * tree-vect-slp.c (vect_schedule_slp_node): Refactor handling of vector extern defs. 2021-01-14 David Malcolm PR jit/98586 * diagnostic.c (diagnostic_kind_text): Break out this array from... (diagnostic_build_prefix): ...here. (fancy_abort): Detect when diagnostic_initialize has not yet been called and fall back to a minimal implementation of printing the ICE, rather than segfaulting in internal_error. 2021-01-14 David Malcolm * diagnostic.c (diagnostic_initialize): Eliminate parseable_fixits_p in favor of initializing extra_output_kind from GCC_EXTRA_DIAGNOSTIC_OUTPUT. (convert_column_unit): New function, split out from... (diagnostic_converted_column): ...this. (print_parseable_fixits): Add "column_unit" and "tabstop" params. Use them to call convert_column_unit on the column values. (diagnostic_report_diagnostic): Eliminate conditional on parseable_fixits_p in favor of a switch statement on extra_output_kind, passing the appropriate values to the new params of print_parseable_fixits. (selftest::test_print_parseable_fixits_none): Update for new params of print_parseable_fixits. (selftest::test_print_parseable_fixits_insert): Likewise. (selftest::test_print_parseable_fixits_remove): Likewise. (selftest::test_print_parseable_fixits_replace): Likewise. (selftest::test_print_parseable_fixits_bytes_vs_display_columns): New. (selftest::diagnostic_c_tests): Call it. * diagnostic.h (enum diagnostics_extra_output_kind): New. (diagnostic_context::parseable_fixits_p): Delete field in favor of... (diagnostic_context::extra_output_kind): ...this new field. * doc/invoke.texi (Environment Variables): Add GCC_EXTRA_DIAGNOSTIC_OUTPUT. * opts.c (common_handle_option): Update handling of OPT_fdiagnostics_parseable_fixits for change to diagnostic_context fields. 2021-01-14 Tamar Christina * tree-vect-slp-patterns.c (class complex_operations_pattern, complex_operations_pattern::matches, complex_operations_pattern::recognize, complex_operations_pattern::build): New. (slp_patterns): Use it. 2021-01-14 Tamar Christina * internal-fn.def (COMPLEX_FMS, COMPLEX_FMS_CONJ): New. * optabs.def (cmls_optab, cmls_conj_optab): New. * doc/md.texi: Document them. * tree-vect-slp-patterns.c (class complex_fms_pattern, complex_fms_pattern::matches, complex_fms_pattern::recognize, complex_fms_pattern::build): New. 2021-01-14 Tamar Christina * internal-fn.def (COMPLEX_FMA, COMPLEX_FMA_CONJ): New. * optabs.def (cmla_optab, cmla_conj_optab): New. * doc/md.texi: Document them. * tree-vect-slp-patterns.c (vect_match_call_p, class complex_fma_pattern, vect_slp_reset_pattern, complex_fma_pattern::matches, complex_fma_pattern::recognize, complex_fma_pattern::build): New. 2021-01-14 Tamar Christina * internal-fn.def (COMPLEX_MUL, COMPLEX_MUL_CONJ): New. * optabs.def (cmul_optab, cmul_conj_optab): New. * doc/md.texi: Document them. * tree-vect-slp-patterns.c (vect_match_call_complex_mla, vect_normalize_conj_loc, is_eq_or_top, vect_validate_multiplication, vect_build_combine_node, class complex_mul_pattern, complex_mul_pattern::matches, complex_mul_pattern::recognize, complex_mul_pattern::build): New. 2021-01-14 Tamar Christina * tree-vect-slp.c (optimize_load_redistribution_1): New. (optimize_load_redistribution, vect_is_slp_load_node): New. (vect_match_slp_patterns): Use it. 2021-01-14 Tamar Christina * tree-vect-slp-patterns.c (complex_add_pattern::build): Elide nodes. 2021-01-14 Thomas Schwinge * config/gcn/mkoffload.c (main): Create an offload image only in 64-bit configurations. 2021-01-14 H.J. Lu PR target/98667 * config/i386/i386-options.c (ix86_option_override_internal): Issue an error for -fcf-protection with CF_BRANCH when compiling for 32-bit non-TARGET_CMOV targets. 2021-01-14 Uroš Bizjak PR target/98671 * config/i386/i386-options.c (ix86_valid_target_attribute_inner_p): Remove declaration and initialization of shadow variable "ret". (ix86_option_override_internal): Remove delcaration of shadow variable "i". Redeclare shadowed variable to unsigned. * common/config/i386/i386-common.c (pta_size): Redeclare to unsigned. * config/i386/i386-builtins.c (get_builtin_code_for_version): Update for redeclaration. * config/i386/i386.h (pta_size): Ditto. 2021-01-14 Richard Biener PR tree-optimization/98674 * tree-data-ref.c (base_supports_access_fn_components_p): New. (initialize_data_dependence_relation): For two bases without possible access fns resort to type size equality when determining shape compatibility. 2021-01-14 Prathamesh Kulkarni PR target/66791 * config/arm/arm_neon.h: Replace calls to __builtin_vcge* by <=, >= operators in vcle and vcge intrinsics respectively. * config/arm/arm_neon_builtins.def: Remove entry for vcge and vcgeu. 2021-01-14 Uroš Bizjak PR target/98671 * config/i386/i386-options.c (ix86_function_specific_save): Remove redundant assignment to opts->x_ix86_branch_cost. * config/i386/i386.c (ix86_prefetch_sse): Rename from x86_prefetch_sse. Update all uses. * config/i386/i386.h: Update for rename. * config/i386/i386-options.h: Ditto. 2021-01-14 Jakub Jelinek PR target/98670 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3, *sse4_1_zero_extendv4hiv4si2_3, *sse4_1_zero_extendv2siv2di2_3): Use Bm instead of m for non-avx. Add isa attribute. 2021-01-14 Jakub Jelinek PR tree-optimization/96688 * match.pd (~(X >> Y) -> ~X >> Y): New simplification if ~X can be simplified. 2021-01-14 Richard Sandiford * tree-vect-stmts.c (vect_model_load_cost): Account for unused IFN_LOAD_LANES results. 2021-01-14 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aarch64_xtl): Define. (aarch64_xtn): Likewise. * config/aarch64/aarch64-simd-builtins.def (sxtl, uxtl, xtn): Define builtins. * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using builtin. (vmovl_s16): Likewise. (vmovl_s32): Likewise. (vmovl_u8): Likewise. (vmovl_u16): Likewise. (vmovl_u32): Likewise. (vmovn_s16): Likewise. (vmovn_s32): Likewise. (vmovn_s64): Likewise. (vmovn_u16): Likewise. (vmovn_u32): Likewise. (vmovn_u64): Likewise. 2021-01-14 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aarch64_qxtn2_le): Define. (aarch64_qxtn2_be): Likewise. (aarch64_qxtn2): Likewise. * config/aarch64/aarch64-simd-builtins.def (sqxtn2, uqxtn2): Define builtins. * config/aarch64/iterators.md (SAT_TRUNC): Define code_iterator. (su): Handle ss_truncate and us_truncate. * config/aarch64/arm_neon.h (vqmovn_high_s16): Reimplement using builtin. (vqmovn_high_s32): Likewise. (vqmovn_high_s64): Likewise. (vqmovn_high_u16): Likewise. (vqmovn_high_u32): Likewise. (vqmovn_high_u64): Likewise. 2021-01-14 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aarch64_xtn2_le): Define. (aarch64_xtn2_be): Likewise. (aarch64_xtn2): Likewise. * config/aarch64/aarch64-simd-builtins.def (xtn2): Define builtins. * config/aarch64/arm_neon.h (vmovn_high_s16): Reimplement using builtins. (vmovn_high_s32): Likewise. (vmovn_high_s64): Likewise. (vmovn_high_u16): Likewise. (vmovn_high_u32): Likewise. (vmovn_high_u64): Likewise. 2021-01-13 Stafford Horne * config/or1k/or1k.h (ASM_PREFERRED_EH_DATA_FORMAT): New macro. 2021-01-13 Stafford Horne * config/or1k/linux.h (TARGET_ASM_FILE_END): Define macro. 2021-01-13 Stafford Horne * config/or1k/or1k.h (TARGET_CPU_CPP_BUILTINS): Add builtin define for __or1k_hard_float__. 2021-01-13 Stafford Horne * config/or1k/or1k.h (NO_PROFILE_COUNTERS): Define as 1. (PROFILE_HOOK): Define to call _mcount. (FUNCTION_PROFILER): Change from abort to no-op. 2021-01-13 Jakub Jelinek PR tree-optimization/96691 * match.pd ((~X | C) ^ D -> (X | C) ^ (~D ^ C), (~X & C) ^ D -> (X & C) ^ (D ^ C)): New simplifications if (~D ^ C) or (D ^ C) can be simplified. 2021-01-13 Richard Biener PR tree-optimization/92645 * match.pd (BIT_FIELD_REF to conversion): Delay canonicalization until after vector lowering. 2021-01-13 Richard Sandiford * config/aarch64/aarch64-sve.md (fnma4): Extend from SVE_FULL_I to SVE_I. (@aarch64_pred_fnma, cond_fnma, *cond_fnma_2) (*cond_fnma_4, *cond_fnma_any): Likewise. 2021-01-13 Richard Sandiford * config/aarch64/aarch64-sve.md (fma4): Extend from SVE_FULL_I to SVE_I. (@aarch64_pred_fma, cond_fma, *cond_fma_2) (*cond_fma_4, *cond_fma_any): Likewise. 2021-01-13 Richard Biener PR tree-optimization/92645 * tree-vect-slp.c (vect_build_slp_tree_1): Relax supported BIT_FIELD_REF argument. (vect_build_slp_tree_2): Record the desired vector type on the external vector def. (vectorizable_slp_permutation): Handle required punning of existing vector defs. 2021-01-13 Richard Sandiford * rtl-ssa/accesses.h (def_lookup): Fix order of comparison results. 2021-01-13 Richard Sandiford * config/sh/sh.md (movsf_ie): Remove operands[2] test. 2021-01-13 Samuel Thibault * config.gcc [$target == *-*-gnu*]: Enable 'default_gnu_indirect_function'. 2021-01-13 Jakub Jelinek PR target/95905 * optabs.c (expand_vec_perm_const): Don't force v0 and v1 into registers before calling targetm.vectorize.vec_perm_const, only after that. * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const): Handle two argument permutation when one operand is zero vector and only after that force operands into registers. * config/i386/sse.md (*avx2_zero_extendv16qiv16hi2_1): New define_insn_and_split pattern. (*avx512bw_zero_extendv32qiv32hi2_1): Likewise. (*avx512f_zero_extendv16hiv16si2_1): Likewise. (*avx2_zero_extendv8hiv8si2_1): Likewise. (*avx512f_zero_extendv8siv8di2_1): Likewise. (*avx2_zero_extendv4siv4di2_1): Likewise. * config/mips/mips.c (mips_vectorize_vec_perm_const): Force operands into registers. * config/arm/arm.c (arm_vectorize_vec_perm_const): Likewise. * config/sparc/sparc.c (sparc_vectorize_vec_perm_const): Likewise. * config/ia64/ia64.c (ia64_vectorize_vec_perm_const): Likewise. * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const): Likewise. * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const): Likewise. * config/gcn/gcn.c (gcn_vectorize_vec_perm_const): Likewise. Use std::swap. 2021-01-13 Martin Liska PR tree-optimization/98455 * gimple-if-to-switch.cc (condition_info::record_phi_mapping): Record also virtual PHIs. (pass_if_to_switch::execute): Return TODO_cleanup_cfg only conditionally. 2021-01-13 Jonathan Wakely * doc/invoke.texi (C++ Modules): Fix typos. 2021-01-13 Richard Biener PR tree-optimization/98640 * tree-ssa-sccvn.c (visit_nary_op): Do not try to handle plus or minus from a truncated operand to be sign-extended. 2021-01-13 Jakub Jelinek PR target/96938 * config/i386/i386.md (*btr_1, *btr_2): New define_insn_and_split patterns. (splitter after *btr_2): New splitter. 2021-01-13 Martin Liska PR ipa/98652 * cgraphunit.c (analyze_functions): Remove dead code. 2021-01-13 Qian Jianhua * config/aarch64/aarch64-cost-tables.h (a64fx_extra_costs): New. * config/aarch64/aarch64.c (a64fx_addrcost_table): New. (a64fx_regmove_cost, a64fx_vector_cost): New. (a64fx_tunings): Use the new added cost tables. 2021-01-13 Jakub Jelinek PR target/95905 * config/i386/predicates.md (pmovzx_parallel): New predicate. * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): New define_insn_and_split pattern. (*sse4_1_zero_extendv4hiv4si2_3): Likewise. (*sse4_1_zero_extendv2siv2di2_3): Likewise. 2021-01-13 Julian Brown * config/gcn/gcn.c (gcn_conditional_register_usage): Remove dead code to fix v0 register. 2021-01-13 Julian Brown * config/gcn/gcn.c (gcn_md_reorg): Fix case where EXEC reg is live on entry to a BB. 2021-01-13 Julian Brown * config/gcn/gcn-valu.md (recip2, recip2): Use unspec for reciprocal-approximation instructions. (div3): Use fused multiply-accumulate operations for reciprocal refinement and division result. * config/gcn/gcn.md (UNSPEC_RCP): New unspec constant. 2021-01-13 Julian Brown * config/gcn/gcn-valu.md (subdf): Rename to... (subdf3): This. 2021-01-12 Martin Liska * gcov.c (source_info::debug): Fix printf format for 32-bit hosts. 2021-01-12 Andrea Corallo * function-abi.h: Fix typo. 2021-01-12 Christophe Lyon PR target/97875 PR target/97875 * config/arm/arm.h (ARM_HAVE_NEON_V8QI_LDST): New macro. (ARM_HAVE_NEON_V16QI_LDST, ARM_HAVE_NEON_V4HI_LDST): Likewise. (ARM_HAVE_NEON_V8HI_LDST, ARM_HAVE_NEON_V2SI_LDST): Likewise. (ARM_HAVE_NEON_V4SI_LDST, ARM_HAVE_NEON_V4HF_LDST): Likewise. (ARM_HAVE_NEON_V8HF_LDST, ARM_HAVE_NEON_V4BF_LDST): Likewise. (ARM_HAVE_NEON_V8BF_LDST, ARM_HAVE_NEON_V2SF_LDST): Likewise. (ARM_HAVE_NEON_V4SF_LDST, ARM_HAVE_NEON_DI_LDST): Likewise. (ARM_HAVE_NEON_V2DI_LDST): Likewise. (ARM_HAVE_V8QI_LDST, ARM_HAVE_V16QI_LDST): Likewise. (ARM_HAVE_V4HI_LDST, ARM_HAVE_V8HI_LDST): Likewise. (ARM_HAVE_V2SI_LDST, ARM_HAVE_V4SI_LDST, ARM_HAVE_V4HF_LDST): Likewise. (ARM_HAVE_V8HF_LDST, ARM_HAVE_V4BF_LDST, ARM_HAVE_V8BF_LDST): Likewise. (ARM_HAVE_V2SF_LDST, ARM_HAVE_V4SF_LDST, ARM_HAVE_DI_LDST): Likewise. (ARM_HAVE_V2DI_LDST): Likewise. * config/arm/mve.md (*movmisalign_mve_store): New pattern. (*movmisalign_mve_load): New pattern. * config/arm/neon.md (movmisalign): Move to ... * config/arm/vec-common.md: ... here. 2021-01-12 Vladimir N. Makarov PR target/97969 * lra-eliminations.c (eliminate_regs_in_insn): Add transformation of pattern 'plus (plus (hard reg, const), pseudo)'. 2021-01-12 Richard Biener PR tree-optimization/98550 * tree-vect-slp.c (vect_record_max_nunits): Check whether the group size is a multiple of the vector element count. (vect_build_slp_tree_1): When we need to fail because the vector type choosen causes unrolling do so lazily without affecting matches only at the end to guide group splitting. 2021-01-12 Martin Liska PR c++/97284 * optc-save-gen.awk: Compare also n_target_save vars with strcmp. 2021-01-12 Martin Liska * gcov.c (source_info::debug): New. (print_usage): Add --debug (-D) option. (process_args): Likewise. (generate_results): Call src->debug after accumulate_line_counts. (read_graph_file): Properly assign id for EXIT_BLOCK. * profile.c (branch_prob): Dump function body before it is instrumented. 2021-01-12 Jakub Jelinek PR tree-optimization/98629 * tree-ssa-math-opts.c (arith_overflow_check_p): Don't update use_stmt unless returning non-zero. 2021-01-12 Jakub Jelinek PR tree-optimization/95731 * tree-ssa-reassoc.c (optimize_range_tests_cmp_bitwise): Also optimize x < 0 && y < 0 && z < 0 into (x | y | z) < 0 for signed x, y, z. (optimize_range_tests): Call optimize_range_tests_cmp_bitwise only after optimize_range_tests_var_bound. 2021-01-12 Jakub Jelinek * configure.ac: Ensure c/Make-lang.in comes first in @all_lang_makefrags@. * configure: Regenerated. 2021-01-12 liuhongt PR target/98612 * config/i386/i386-builtins.h (BUILTIN_DESC_SWAP_OPERANDS): Deleted. * config/i386/i386-expand.c (ix86_expand_sse_comi): Delete dead code. 2021-01-12 Alexandre Oliva * ssa-iterators.h (end_imm_use_stmt_traverse): Forward declare. (auto_end_imm_use_stmt_traverse): New struct. (FOR_EACH_IMM_USE_STMT): Use it. (BREAK_FROM_IMM_USE_STMT, RETURN_FROM_IMM_USE_STMT): Remove, along with uses... * gimple-ssa-strength-reduction.c: ... here, ... * graphite-scop-detection.c: ... here, ... * ipa-modref.c, ipa-pure-const.c, ipa-sra.c: ... here, ... * tree-predcom.c, tree-ssa-ccp.c: ... here, ... * tree-ssa-dce.c, tree-ssa-dse.c: ... here, ... * tree-ssa-loop-ivopts.c, tree-ssa-math-opts.c: ... here, ... * tree-ssa-phiprop.c, tree-ssa.c: ... here, ... * tree-vect-slp.c: ... and here, ... * doc/tree-ssa.texi: ... and the example here. 2021-01-11 Richard Sandiford * config/aarch64/aarch64-sve.md (sdiv_pow23): Extend from SVE_FULL_I to SVE_I. Generate an UNSPEC_PRED_X. (*sdiv_pow23): New pattern. (@cond_): Extend from SVE_FULL_I to SVE_I. Wrap the ASRD in an UNSPEC_PRED_X. (*cond__2): Likewise. Replace the UNSPEC_PRED_X predicate with a constant PTRUE, if it isn't already. (*cond__z): Replace with... (*cond__any): ...this new pattern. 2021-01-11 Richard Sandiford * config/aarch64/aarch64-sve.md (*cond_bic_2): Extend from SVE_FULL_I to SVE_I. (*cond_bic_any): Likewise. 2021-01-11 Richard Sandiford * config/aarch64/aarch64-sve.md (mul3_highpart) (@aarch64_pred_): Extend from SVE_FULL_I to SVE_I. 2021-01-11 Richard Sandiford * config/aarch64/aarch64-sve.md (abd_3): Extend from SVE_FULL_I to SVE_I. (*aarch64_cond_abd_2): Likewise. (*aarch64_cond_abd_any): Likewise. (@aarch64_pred_abd): Likewise. Use UNSPEC_PRED_X for the max and min but not for the minus. (*aarch64_cond_abd_3): New pattern. 2021-01-11 Richard Sandiford * config/aarch64/iterators.md (SVE_24I): New iterator. * config/aarch64/aarch64-sve.md (*aarch64_adr_shift): Extend from SVE_FULL_SDI to SVE_24I. Use containers rather than elements. 2021-01-11 Richard Sandiford * config/aarch64/aarch64-sve.md (@cond_) (*cond__2): Extend from SVE_FULL_I to SVE_I. (*cond__3): Likewise. (*cond__any): Likewise. (*cond__2_const): Likewise. (*cond__any_const): Likewise. 2021-01-11 Richard Sandiford * config/aarch64/aarch64-sve.md (3) (@aarch64_pred_) (*post_ra_3): Extend from SVE_FULL_I to SVE_I. 2021-01-11 Richard Sandiford * config/aarch64/aarch64-sve.md (3) (v3, @aarch64_pred_) (*post_ra_v3): Extend from SVE_FULL_I to SVE_I. 2021-01-11 Martin Liska PR jit/98615 * symtab-clones.h (clone_info::release): Release symtab::m_clones with ggc_delete as it's a GGC memory. 2021-01-11 Matthias Klose * Makefile.in (LINK_PROGRESS): Show the link target. 2021-01-11 Richard Biener PR tree-optimization/91403 * tree-vect-data-refs.c (vect_analyze_group_access_1): Cap single-element interleaving group size at 4096 elements. 2021-01-11 Richard Biener PR tree-optimization/98526 * tree-vect-loop.c (vect_model_reduction_cost): Remove costing of the actual reduction op for the regular case. (vectorizable_reduction): Cost the stmts vect_transform_reduction produces here. 2021-01-11 Andreas Krebbel * tree-ssa-forwprop.c (simplify_vector_constructor): For big-endian, use UNPACK[_FLOAT]_HI. 2021-01-11 Tamar Christina * tree-vect-slp-patterns.c (class complex_pattern, class complex_add_pattern): Add parameters to matches. (complex_add_pattern::build): Free memory. (complex_add_pattern::matches): Move validation end of match. (complex_add_pattern::recognize): Likewise. 2021-01-11 Tamar Christina * tree-vect-slp-patterns.c (linear_loads_p): Fix externals. 2021-01-11 Tamar Christina * tree-vect-slp-patterns.c (is_linear_load_p): Fix ambiguity. 2021-01-11 Jakub Jelinek PR tree-optimization/95867 * tree-ssa-math-opts.h: New header. * tree-ssa-math-opts.c: Include tree-ssa-math-opts.h. (powi_as_mults): No longer static. Use build_one_cst instead of build_real. Formatting fix. * tree-ssa-reassoc.c: Include tree-ssa-math-opts.h. (attempt_builtin_powi): Handle multiplication reassociation without powi_fndecl using powi_as_mults. (reassociate_bb): For integral types don't require -funsafe-math-optimizations to call attempt_builtin_powi. 2021-01-11 Jakub Jelinek PR tree-optimization/95852 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): Change mul_stmts parameter type to vec &. Before cond_stmt allow in the bb any of the stmts in that vector, div_stmt and up to 3 cast stmts. (arith_cast_equal_p): New function. (arith_overflow_check_p): Add cast_stmt argument, handle signed multiply overflow checks. (match_arith_overflow): Adjust caller. Handle signed multiply overflow checks. 2021-01-11 Jakub Jelinek PR tree-optimization/95852 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): New function. (uaddsub_overflow_check_p): Renamed to ... (arith_overflow_check_p): ... this. Handle also multiplication with overflow check. (match_uaddsub_overflow): Renamed to ... (match_arith_overflow): ... this. Add cfg_changed argument. Handle also multiplication with overflow check. Adjust function comment. (math_opts_dom_walker::after_dom_children): Adjust callers. Call match_arith_overflow also for MULT_EXPR. 2021-01-11 Kyrylo Tkachov * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using __builtin_convertvector. (vmovl_s16): Likewise. (vmovl_s32): Likewise. (vmovl_u8): Likewise. (vmovl_u16): Likewise. (vmovl_u32): Likewise. (vmovn_s16): Likewise. (vmovn_s32): Likewise. (vmovn_s64): Likewise. (vmovn_u16): Likewise. (vmovn_u32): Likewise. (vmovn_u64): Likewise. 2021-01-11 Martin Liska * gimple-if-to-switch.cc (struct condition_info): Use auto_var. (if_chain::is_beneficial): Delete clusters (find_conditions): Make second argument of conditions_in_bbs a pointer so that we control over it's lifetime. (pass_if_to_switch::execute): Delete them. 2021-01-11 Kewen Lin * ira.c (move_unallocated_pseudos): Check other_reg and skip if it isn't set. 2021-01-09 Maciej W. Rozycki * config/vax/vax.md (cc): Remove mode attribute. (subst_, subst_f): Rename to... (subst_, subst_f): ... these respectively. (*cbranch4_): Update for `cc' removal. (*cbranch4_): Likewise. (*branch_, *branch__reversed): Likewise. 2021-01-09 Maciej W. Rozycki * config/vax/vax.md (subst_f): Add mode to operands and `const_double_zero'. 2021-01-09 Maciej W. Rozycki * config/pdp11/pdp11.md (PDPfp): New mode iterator. (fcc_cc, fcc_ccnz): Use it. Add mode to `const_double_zero' and operands. 2021-01-09 Maciej W. Rozycki * genemit.c (gen_exp) : Handle `const_double_zero' rtx. * read-rtl.c (rtx_reader::read_rtx_code): Handle machine mode with `const_double_zero'. * doc/rtl.texi (Constant Expression Types): Document it. 2021-01-09 Jakub Jelinek PR c++/98556 * tree-cfg.c (verify_gimple_assign_binary): Allow lhs of POINTER_DIFF_EXPR to be any integral type. 2021-01-09 Jakub Jelinek PR rtl-optimization/98603 * function.c (instantiate_virtual_regs_in_insn): For asm goto with impossible constraints, drop all SETs, CLOBBERs, drop PARALLEL if any, set ASM_OPERANDS mode to VOIDmode and change ASM_OPERANDS_OUTPUT_CONSTRAINT and ASM_OPERANDS_OUTPUT_IDX. 2021-01-09 Alexandre Oliva PR debug/97714 * final.c (notice_source_line): Narrow down the condition to skip a line-0 marker. 2021-01-08 Sergei Trofimovich * ipa-modref.c (merge_call_side_effects): Fix linebreak split by reordering two print calls. 2021-01-08 Ilya Leoshkevich * config/s390/vector.md (*tf_to_fprx2_0): Rename from "*mov_tf_to_fprx2_0" for consistency, fix constraint. (*tf_to_fprx2_1): Rename from "*mov_tf_to_fprx2_1" for consistency, fix constraint. 2021-01-08 Ilya Leoshkevich * config/s390/s390-c.c (s390_def_or_undef_macro): Accept callables instead of mask values. (struct target_flag_set_p): New predicate. (s390_cpu_cpp_builtins_internal): Define or undefine __LONG_DOUBLE_VX__ macro. 2021-01-08 H.J. Lu PR target/98482 * config/i386/i386.c (x86_function_profiler): Use R10 and R11 to call mcount in large model with PIC for NO_PROFILE_COUNTERS targets. 2021-01-08 Richard Biener * tree-ssa-sccvn.c (pass_fre::execute): Reset the SCEV hash table. 2021-01-08 Richard Biener * tree-vect-slp.c (scalar_stmts_to_slp_tree_map_t): Fix. (vect_build_slp_tree): On cache hit release the matched scalar stmts vector. * tree-vect-stmts.c (vectorizable_store): Properly free vec_oprnds before possibly gathering them again. 2021-01-08 Richard Biener PR tree-optimization/98544 * tree-vect-slp.c (vect_optimize_slp): Always materialize permutes at a permute node. 2021-01-08 H.J. Lu PR target/98482 * config/i386/i386.c (x86_function_profiler): Use R10 to call mcount in large model. Sorry for large model with PIC. 2021-01-08 Jakub Jelinek PR target/98585 * config/i386/i386.opt (ix86_cmodel, ix86_incoming_stack_boundary_arg, ix86_pmode, ix86_preferred_stack_boundary_arg, ix86_regparm, ix86_veclibabi_type): Remove x_ prefix, use TargetVariable instead of TargetSave and initialize for variables with enum types. (mfentry, mstack-protector-guard-reg=, mstack-protector-guard-offset=, mstack-protector-guard-symbol=): Add Save. * config/i386/i386-options.c (ix86_function_specific_save, ix86_function_specific_restore): Don't save or restore x_ix86_cmodel, x_ix86_incoming_stack_boundary_arg, x_ix86_pmode, x_ix86_preferred_stack_boundary_arg, x_ix86_regparm, x_ix86_veclibabi_type. 2021-01-08 Richard Sandiford * config/aarch64/aarch64-sve.md (*cnot): Extend from SVE_FULL_I to SVE_I. (*cond_cnot_2, *cond_cnot_any): Likewise. 2021-01-08 Richard Sandiford * config/aarch64/aarch64-sve.md (*cond_uxt_2): Extend from SVE_FULL_I to SVE_I. (*cond_uxt_any): Likewise. 2021-01-08 Kyrylo Tkachov * config/aarch64/iterators.md (Vwhalf): New iterator. * config/aarch64/aarch64-simd.md (aarch64_adalp_3): Rename to... (aarch64_adalp): ... This. Make more builtin-friendly. (sadv16qi): Adjust callsite of the above. * config/aarch64/aarch64-simd-builtins.def (sadalp, uadalp): New builtins. * config/aarch64/arm_neon.h (vpadal_s8): Reimplement using builtins. (vpadal_s16): Likewise. (vpadal_u8): Likewise. (vpadal_u16): Likewise. (vpadalq_s8): Likewise. (vpadalq_s16): Likewise. (vpadalq_s32): Likewise. (vpadalq_u8): Likewise. (vpadalq_u16): Likewise. (vpadalq_u32): Likewise. 2021-01-08 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aarch64_abd_3): Rename to... (aarch64_abd): ... This. (sadv16qi): Adjust callsite of the above. * config/aarch64/aarch64-simd-builtins.def (sabd, uabd): Define builtins. * config/aarch64/arm_neon.h (vabd_s8): Reimplement using builtin. (vabd_s16): Likewise. (vabd_s32): Likewise. (vabd_u8): Likewise. (vabd_u16): Likewise. (vabd_u32): Likewise. (vabdq_s8): Likewise. (vabdq_s16): Likewise. (vabdq_s32): Likewise. (vabdq_u8): Likewise. (vabdq_u16): Likewise. (vabdq_u32): Likewise. 2021-01-08 Kyrylo Tkachov * config/aarch64/aarch64-simd-builtins.def (saba, uaba): Define builtins. * config/aarch64/arm_neon.h (vaba_s8): Implement using builtin. (vaba_s16): Likewise. (vaba_s32): Likewise. (vaba_u8): Likewise. (vaba_u16): Likewise. (vaba_u32): Likewise. (vabaq_s8): Likewise. (vabaq_s16): Likewise. (vabaq_s32): Likewise. (vabaq_u8): Likewise. (vabaq_u16): Likewise. (vabaq_u32): Likewise. 2021-01-08 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aba_3): Rename to... (aarch64_aba): ... This. Handle uaba as well. Change RTL pattern to match. 2021-01-08 Kito Cheng * common/config/riscv/riscv-common.c (riscv_current_subset_list): New. * config/riscv/riscv-c.c (riscv-subset.h): New. (INCLUDE_STRING): Define. (riscv_cpu_cpp_builtins): Add new style architecture extension test macros. * config/riscv/riscv-subset.h (riscv_subset_list::begin): New. (riscv_subset_list::end): New. (riscv_current_subset_list): New. 2021-01-08 Kito Cheng * common/config/riscv/riscv-common.c (RISCV_DONT_CARE_VERSION): Move to riscv-subset.h. (struct riscv_subset_t): Ditto. (class riscv_subset_list): Ditto. * config/riscv/riscv-subset.h (RISCV_DONT_CARE_VERSION): Move from riscv-common.c. (struct riscv_subset_t): Ditto. (class riscv_subset_list): Ditto. * config/riscv/t-riscv ($(common_out_file)): Add file dependency. 2021-01-07 Jakub Jelinek PR target/98567 * config/i386/i386.md (*bmi_blsi__cmp, *bmi_blsi__ccno): New define_insn patterns. 2021-01-07 Richard Sandiford * config/aarch64/aarch64-sve.md (@cond_) (*cond__2): Extend from SVE_FULL_I to SVE_I. (*cond__any): Likewise. 2021-01-07 Richard Sandiford PR tree-optimization/98560 * internal-fn.def (IFN_VCONDU, IFN_VCONDEQ): Use type vec_cond. * internal-fn.c (vec_cond_mask_direct): Get the data mode from argument 1. (vec_cond_direct): Likewise argument 2. (vec_condu_direct, vec_condeq_direct): Delete. (expand_vect_cond_optab_fn): Rename to... (expand_vec_cond_optab_fn): ...this, replacing old macro. (expand_vec_condu_optab_fn, expand_vec_condeq_optab_fn): Delete. (expand_vect_cond_mask_optab_fn): Rename to... (expand_vec_cond_mask_optab_fn): ...this, replacing old macro. (direct_vec_cond_mask_optab_supported_p): Treat the optab as a convert optab. (direct_vec_cond_optab_supported_p): Likewise. (direct_vec_condu_optab_supported_p): Delete. (direct_vec_condeq_optab_supported_p): Delete. * gimple-isel.cc: Include internal-fn.h. (gimple_expand_vec_cond_expr): Check that IFN_VCONDEQ is supported before using it. 2021-01-07 Richard Sandiford PR tree-optimization/98560 * gimple-isel.cc (gimple_expand_vec_cond_expr): If we fail to use IFN_VCOND{,U,EQ}, fall back on IFN_VCOND_MASK. 2021-01-07 Uroš Bizjak * config/i386/i386.md (insn): Merge from plusminus_insn, shift_insn, rotate_insn and optab code attributes. Update all uses to merged code attribute. * config/i386/sse.md: Update all uses to merged code attribute. * config/i386/mmx.md: Update all uses to merged code attribute. 2021-01-07 Jakub Jelinek PR tree-optimization/98568 * gimple-ssa-store-merging.c (bswap_view_convert): New function. (bswap_replace): Use it. 2021-01-06 Vladimir N. Makarov PR rtl-optimization/97978 * lra-int.h (lra_hard_reg_split_p): New external. * lra.c (lra_hard_reg_split_p): New global. (lra): Set up lra_hard_reg_split_p after splitting a hard reg. * lra-assigns.c (lra_assign): Don't check allocation correctness after hard reg splitting. 2021-01-06 Martin Sebor PR c++/98305 * builtins.c (new_delete_mismatch_p): New overload. (new_delete_mismatch_p (tree, tree)): Call it. 2021-01-06 Alexandre Oliva * Makefile.in (T_GLIMITS_H): New. (stmp-int-hdrs): Depend on it, use it. * config/t-vxworks (T_GLIMITS_H): Override it. (vxw-glimits.h): New. 2021-01-06 Richard Biener PR tree-optimization/98513 * value-range.cc (intersect_ranges): Compare the upper bounds for the expected relation. 2021-01-06 Gerald Pfeifer Revert: 2020-12-28 Gerald Pfeifer * doc/standards.texi (HSAIL): Remove section. 2021-01-05 Samuel Thibault * configure: Re-generate. 2021-01-05 Jakub Jelinek * doc/invoke.texi (-std=c++20): Adjust for the publication of ISO 14882:2020 standard. * doc/standards.texi: Likewise. 2021-01-05 Jakub Jelinek PR tree-optimization/94802 * expr.h (maybe_optimize_sub_cmp_0): Declare. * expr.c: Include tree-pretty-print.h and flags.h. (maybe_optimize_sub_cmp_0): New function. (do_store_flag): Use it. * cfgexpand.c (expand_gimple_cond): Likewise. 2021-01-05 Richard Sandiford * mux-utils.h (pointer_mux::m_ptr): Tweak description of contents. * rtlanal.c (simple_regno_set): Tweak description to clarify the RMW condition. 2021-01-05 Richard Biener PR tree-optimization/98516 * tree-vect-slp.c (vect_optimize_slp): Permute the incoming lanes when materializing on a VEC_PERM node. (vectorizable_slp_permutation): Dump the permute properly. 2021-01-05 Richard Biener * tree-vect-slp.c (vect_slp_region): Move debug counter to cover individual subgraphs. 2021-01-05 Richard Biener PR tree-optimization/98428 * tree-vect-slp.c (vect_build_slp_tree_1): Properly reject vector lane extracts for loop vectorization. 2021-01-05 Jakub Jelinek