2025-04-04 Jakub Jelinek PR lto/119625 * lto-opts.cc (lto_write_options): If neither flag_pic nor flag_pie are set, check first for flag_pie and only later for flag_pic rather than the other way around, use a temporary variable. If flag_cf_protection is not set, don't append anything if flag_cf_protection is none of CF_{NONE,FULL,BRANCH,RETURN} and use a temporary variable. 2025-04-04 Jakub Jelinek PR gcov-profile/119618 * profile.cc (branch_prob): Only check for musttail calls if cfun->has_musttail. Use gsi_last_nondebug_bb instead of gsi_last_bb. 2025-04-04 Jakub Jelinek PR tree-optimization/119616 * tree-tailcall.cc (suitable_for_tail_call_opt_p): Move checking for addressable parameters from here ... (find_tail_calls): ... here. If cfun->has_musttail, don't clear opt_tailcalls for it, instead set a local flag and punt if we can't tail recurse optimize it. 2025-04-04 Jakub Jelinek PR middle-end/119613 * cfgrtl.cc (purge_dead_edges): Remove REG_EH_REGION notes from tail calls. 2025-04-04 Jakub Jelinek PR target/115910 * rtlanal.cc (pattern_cost): Return at least COSTS_N_INSNS (1) rather than just COSTS_N_INTNS (1) for cost <= 0. * config/i386/i386.cc (ix86_rtx_costs): Set *total to 1 for TARGET_64BIT x86_64_zext_immediate_operand constants. 2025-04-04 Andrew Pinski PR ipa/119599 * tree-cfg.cc (pass_warn_function_return::execute): Turn return statements always into __builtin_unreachable calls. 2025-04-04 Jakub Jelinek PR tree-optimization/119614 * tree-tailcall.cc (find_tail_calls): Handle also pointer types in the IPA-VRP workaround. 2025-04-03 Thomas Schwinge PR target/119573 * config/nvptx/nvptx.cc (nvptx_encode_section_info): Don't set 'DATA_AREA_CONST' for 'TREE_CONSTANT', or 'TREE_READONLY'. (nvptx_asm_declare_constant_name): Use '.global' instead of '.const'. 2025-04-03 Peter Bergner PR target/119308 * config/rs6000/rs6000-logue.cc (rs6000_output_function_epilogue): Handle GCC COBOL for the tbtab lang field. 2025-04-03 Sandra Loosemore * doc/extend.texi (Statement Attributes): Copy-edit the musttail attribute documentation and correct the comment in the last example. 2025-04-03 Jan Hubicka * config/i386/x86-tune-costs.h (ix86_size_cost): Fix sizes of move instructions 2025-04-03 Jakub Jelinek PR cobol/119242 * fold-const.h (native_encode_wide_int): Declare. * fold-const.cc (native_encode_wide_int): New function. (native_encode_int): Use it. 2025-04-03 Xi Ruoyao * config/loongarch/genopts/gen-evolution.awk: Avoid using gensub that FreeBSD awk lacks. 2025-04-03 Hongyu Wang PR target/119539 * config/i386/i386.md (*3_mask): Emit NF variant of rotate when APX_NF enabled, and use force_lowpart_subreg. (*3_mask_1): Likewise. 2025-04-03 Sandra Loosemore PR c/101440 * doc/extend.texi (Common Function Attributes): Clean up some confusing language in the description of the "access" attribute. 2025-04-02 Sandra Loosemore GUO Yixuan PR driver/58973 * common.opt (Werror, Werror=): Use less awkward wording in description. (pedantic-errors): Likewise. * doc/invoke.texi (Warning Options): Likewise for -Werror and -Werror= here. 2025-04-02 Robin Dapp PR target/119572 * config/riscv/autovec.md: Mask broadcast value. 2025-04-02 Jin Ma * config/riscv/bitmanip.md: The optimization can only be applied if the high bit of operands[3] is set to 1. 2025-04-02 Sandra Loosemore PR c/114957 PR c/78008 PR c++/60972 * doc/extend.texi (Structure-Layout Pragmas): Add @cindex entries and reformat the pragma descriptions to match the markup used for other pragmas. Document what #pragma pack(0) does. Add cross-references to similar attributes. 2025-04-02 Jakub Jelinek PR tree-optimization/119491 * tree-tailcall.cc (single_non_eh_succ_edge): New function. (independent_of_stmt_p): Use single_non_eh_succ_edge (bb)->dest instead of single_succ (bb). (empty_eh_cleanup): New function. (find_tail_calls): Diagnose throwing of exceptions which do not propagate only if there are no EDGE_EH successor edges. If there are and the call is musttail, use empty_eh_cleanup to find if the cleanup is not empty. If not or the call is not musttail, use different diagnostics. Set is_noreturn even if there are successor edges. Use single_non_eh_succ_edge (abb) instead of single_succ_edge (abb). Punt on internal noreturn calls. (decrease_profile): Don't assert 0 or 1 successor edges. (eliminate_tail_call): Use single_non_eh_succ_edge (gsi_bb (t->call_gsi)) instead of single_succ_edge (gsi_bb (t->call_gsi)). (tree_optimize_tail_calls_1): Also look into basic blocks with single succ edge which is EDGE_EH for noreturn musttail calls. 2025-04-02 Richard Biener PR tree-optimization/119586 * tree-vect-stmts.cc (vectorizable_load): Assume we got alignment analysis for VMAT_STRIDED_SLP wrong. (vectorizable_store): Likewise. 2025-04-02 Jakub Jelinek * doc/extend.texi (musttail statement attribute): Hint how to avoid -Wmaybe-musttail-local-addr warnings. 2025-04-02 Jakub Jelinek PR ipa/119376 * common.opt (Wmusttail-local-addr, Wmaybe-musttail-local-addr): New. * tree-tailcall.cc (suitable_for_tail_call_opt_p): Don't fail for TREE_ADDRESSABLE PARM_DECLs for musttail calls if diag_musttail. Emit -Wmusttail-local-addr warnings. (maybe_error_musttail): Use gimple_location instead of directly accessing location member. (find_tail_calls): For musttail calls if diag_musttail, don't fail if address of local could escape to the call, instead emit -Wmaybe-musttail-local-addr warnings. Emit -Wmaybe-musttail-local-addr warnings also for address taken parameters. * common.opt.urls: Regenerate. * doc/extend.texi (musttail statement attribute): Clarify local variables without non-trivial destruction are considered out of scope before the tail call instruction. * doc/invoke.texi (-Wno-musttail-local-addr, -Wmaybe-musttail-local-addr): Document. 2025-04-02 Andi Kleen PR middle-end/119482 * bitmap.cc (bitmap_set_bit): Write back value unconditionally 2025-04-02 Sandra Loosemore PR c++/118982 * doc/extend.texi (Common Function Attributes): For the constructor/destructory attribute, be more explicit about the relationship between the constructor attribute and the C++ init_priority attribute, and add a cross-reference. Also document that most targets support this. (C++ Attributes): Similarly for the init_priority attribute. 2025-04-01 Sandra Loosemore PR c/118118 * doc/extend.texi (Boolean Type): New section. 2025-04-01 Sandra Loosemore PR c/117689 * doc/extend.texi (Incomplete Enums): Rename to.... (Enum Extensions): This. Document support for specifying the underlying type of an enum as an extension in all earlier C and C++ standards. Document that a forward declaration with underlying type is not an incomplete type, and which dialects GCC supports that in. 2025-04-01 Tom Tromey * dwarf2out.cc (modified_type_die): Use mod_scope for ranged types, base types, and array types. 2025-04-01 Jakub Jelinek PR tree-optimization/119493 * tree-tailcall.cc (find_tail_calls): Don't punt on tail recusion if some arguments don't have is_gimple_reg_type, only punt if they have non-POD types, or volatile, or addressable or (for now) it is not a musttail call. Set tailr_arg_needs_copy in those cases too. (eliminate_tail_call): Copy call arguments to params if they don't have is_gimple_reg_type, use temporaries if the argument is used later. (tree_optimize_tail_calls_1): Skip !is_gimple_reg_type tailr_arg_needs_copy parameters. Formatting fix. 2025-04-01 Jakub Jelinek PR rtl-optimization/119291 * combine.cc (try_combine): For splitting of PARALLEL with 2 independent SETs into i2 and i3 sets check reg_used_between_p of the SET_DESTs rather than just modified_between_p. 2025-04-01 Richard Biener PR tree-optimization/119534 * tree-vect-stmts.cc (get_load_store_type): Reject VECTOR_BOOLEAN_TYPE_P offset vector type for emulated gathers. 2025-04-01 Martin Uecker PR c/119173 * doc/invoke.texi (Warning Options): Move to general options. 2025-04-01 Jakub Jelinek PR gcov-profile/119535 * profile.cc (branch_prob): Ignore any edges from bbs ending with musttail call, rather than only EDGE_FAKE edges from those to EXIT. 2025-04-01 Jakub Jelinek PR tree-optimization/119493 * tree-tailcall.cc (tree_optimize_tail_calls_1): Ignore tail recursion candidates which need accumulators if there is at least one musttail non-recursive call. 2025-04-01 Jakub Jelinek PR middle-end/119537 * gimplify.cc (find_used_user_labels): New function. (gimplify_call_expr): Don't remove complex assume expression at -O0 if it defines any user labels. * gimple-low.cc: Include diagnostic-core.h. (assume_labels): New variable. (diagnose_assume_labels): New function. (lower_function_body): Call it via walk_gimple_seq if assume_labels is non-NULL, then BITMAP_FREE assume_labels. (find_assumption_locals_r): Record in assume_labels uids of user labels defined in assume attribute expressions. 2025-04-01 Thomas Schwinge PR target/119369 * config/gcn/gcn-protos.h (gcn_asm_weaken_decl): Declare. * config/gcn/gcn.cc (gcn_asm_weaken_decl): New. * config/gcn/gcn-hsa.h (ASM_WEAKEN_DECL): '#define' to this. 2025-04-01 Richard Biener PR target/119549 * common/config/i386/i386-common.cc (ix86_handle_option): Assert that both OPT_msse4 and OPT_mno_sse4 are never unset. * config/i386/i386-options.cc (ix86_valid_target_attribute_inner_p): Process negated OPT_msse4 as OPT_mno_sse4. 2025-04-01 Tobias Burnus PR middle-end/119559 * gimplify.cc (modify_call_for_omp_dispatch): Reorder checks to avoid asserts and bogus diagnostic. 2025-04-01 Hu, Lin1 Hongyu Wang PR target/119473 * config/i386/sse.md (vaesdec_): Set attr "isa" as "avx,vaes_avx512vl", "type" as "sselog1", "mode" as "TI". (vaesdeclast_): Ditto. (vaesenc_): Ditto. (vaesenclast_): Ditto. 2025-04-01 Monk Chiang Kito Cheng * config/riscv/riscv-v.cc: Add restrict for insert LMUL. * config/riscv/riscv-vector-builtins-types.def: Use RVV_REQUIRE_ELEN_64 to check LMUL number. * config/riscv/riscv-vector-switch.def: Likewise. * config/riscv/vector-iterators.md: Check TARGET_VECTOR_ELEN_64 rather than "TARGET_MIN_VLEN > 32" for all iterator. 2025-04-01 Lulu Cheng * doc/invoke.texi: Corrected the position of '-mtls-dialect=opt' option. 2025-03-31 Jørgen Kvalsvik PR gcov-profile/119553 * path-coverage.cc (find_paths): Return path count, don't write to gcno, and rename to ... (instrument_prime_paths): ... this. * profile.cc (branch_prob): Write path counts to gcno. 2025-03-31 Marek Polacek PR c++/116960 PR c++/119303 * diagnostic.cc (diagnostic_context::report_diagnostic): Check for non-zero m_lock later, after checking diagnostic_enabled. 2025-03-31 Andre Simoes Dias Vieira * config/aarch64/aarch64-option-extensions.def (SME): Remove SVE2 as prerequisite and add in FCMA and F16FML. * config/aarch64/aarch64.cc (aarch64_override_options_internal): Diagnose use of SME without SVE2 and implicitly enable SVE2 when enabling SME after streaming mode diagnosis. * doc/invoke.texi (sme): Document that this can only be used with the sve2 extension. 2025-03-31 Richard Biener PR tree-optimization/119532 * tree-tailcall.cc (process_assignment): FAIL for fixed-point typed functions. 2025-03-31 Tobias Burnus PR middle-end/119541 * gimplify.cc (modify_call_for_omp_dispatch): Limit interop claues processing by the number of append_args arguments. 2025-03-31 Kyrylo Tkachov PR middle-end/119442 * expr.cc (store_constructor): Also allow element modes explicitly accepted by target vec_duplicate pattern. 2025-03-31 Richard Biener PR target/119010 * config/i386/sse.md (*vmov_constm1_pternlog_false_dep): Add mode attribute. 2025-03-31 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_mov_fp_load, znver5_sse_mov_fp_load): Also match ssemov2. 2025-03-31 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_log_evex_store, znver5_sse_log_evex_store): New reservations. 2025-03-31 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_icvt): Use sseicvt. (znver4_sse_icvt_store): Likewise. (znver5_sse_icvt_store): Likewise. (znver4_sse_icvt2): New. 2025-03-31 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_div_pd, znver4_sse_div_pd_load, znver5_sse_div_pd_load): Handle DFmode. 2025-03-31 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_cmp_avx128, znver5_sse_cmp_avx128): Handle TImode. (znver4_sse_cmp_avx256, znver5_sse_cmp_avx256): Handle OImode. (znver4_sse_cmp_avx512, znver5_sse_cmp_avx512): Handle XImode. 2025-03-31 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_test): Drop test of prefix_extra attribute. 2025-03-31 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_log1): Rename to znver4_sse_log1_store. (znver5_sse_log1): Rename to znver5_sse_log1_store. (znver4_sse_log1): New memory-less variant. 2025-03-30 Sandra Loosemore * doc/extend.texi (New/Delete Builtins): Cleanup up the text and explicitly list the builtins being documented. 2025-03-30 Sandra Loosemore PR other/42270 * doc/extend.texi (Numeric Builtins): Move Integer Overflow Builtins section here, as a subsection. 2025-03-30 Sandra Loosemore PR other/42270 * doc/extend.texi (Atomic Memory Access): New section. (__sync Builtins): Make it a subsection of the above. (Atomic Memory Access): Likewise. (x86 specific memory model extensions for transactional memory): Delete this section, incorporating the text into the discussion of __atomic builtins. 2025-03-30 Sandra Loosemore PR other/42270 * doc/extend.texi (Built-in Functions): Incorporate some text formerly in "Other Builtins" into the introduction. Adjust menu for new sections. (Library Builtins): New section, split from "Other Builtins". (Numeric Builtins): Likewise. (Stack Allocation): Likewise. (Constructing Calls): Move __builtin_call_with_static_chain here. (Object Size Checking): Minor copy-editing. (Other Builtins): Move text to new sections listed above. Delete duplicate docs for object-size checking builtins. * doc/invoke.texi (C dialect options): Update @xref for -fno-builtin. 2025-03-30 Sandra Loosemore PR other/42270 * doc/extend.texi (C Extensions): Move menu items for builtin-related sections to... (Built-in Functions): New chapter. * doc/gcc.texi (Introduction): Add menu entry for new chapter. 2025-03-30 Sandra Loosemore PR other/42270 * doc/extend.texi (Attributes): New section. (Function Attributes): Make it a subsection of the new section. (Variable Attributes): Likewise. (Type Attributes): Likewise. (Label Attributes): Likewise. (Enumerator Attributes): Likewise. (Attribute Syntax): Likewise. 2025-03-30 Sandra Loosemore PR other/42270 * doc/extend.texi (Function Attributes): Merge text from "Target Format Checks" into the main discussion of the format and format_arg attributes. (Target Format Checks): Delete section. 2025-03-30 Maciej W. Rozycki PR target/117759 * config/alpha/alpha-protos.h (alpha_expand_unaligned_store_safe_partial): New prototype. * config/alpha/alpha.cc (alpha_expand_movmisalign) (alpha_expand_block_move, alpha_expand_block_clear): Handle TARGET_SAFE_PARTIAL. (alpha_expand_unaligned_store_safe_partial) (alpha_expand_unaligned_store_words_safe_partial) (alpha_expand_clear_safe_partial_nobwx): New functions. * config/alpha/alpha.md (insvmisaligndi): Handle TARGET_SAFE_PARTIAL. * config/alpha/alpha.opt (msafe-partial): New option. * config/alpha/alpha.opt.urls: Regenerate. * doc/invoke.texi (Option Summary, DEC Alpha Options): Document the new option. 2025-03-30 Maciej W. Rozycki PR target/117759 * config/alpha/alpha-modes.def (OI): New integer mode. * config/alpha/alpha-protos.h (alpha_expand_mov_safe_bwa): New prototype. * config/alpha/alpha.cc (alpha_expand_mov_safe_bwa): New function. (alpha_secondary_reload): Handle TARGET_SAFE_BWA. * config/alpha/alpha.md (aligned_store_safe_bwa) (unaligned_store_safe_bwa, reload_out_safe_bwa) (reload_out_unaligned_safe_bwa): New expanders. (mov, movcqi, reload_out_aligned): Handle TARGET_SAFE_BWA. (reload_out): Guard against TARGET_SAFE_BWA. * config/alpha/alpha.opt (msafe-bwa): New option. * config/alpha/alpha.opt.urls: Regenerate. * doc/invoke.texi (Option Summary, DEC Alpha Options): Document the new option. 2025-03-30 Maciej W. Rozycki * function.h (struct function): Add `split_basic_blocks_after_reload' member. * lra.cc (lra): Handle it. * reload1.cc (reload): Likewise. 2025-03-30 Maciej W. Rozycki * config/alpha/alpha-protos.h (alpha_emit_unlikely_jump): New prototype. * config/alpha/alpha.cc (emit_unlikely_jump): Rename to... (alpha_emit_unlikely_jump): ... this. Return the insn emitted. (alpha_split_atomic_op, alpha_split_compare_and_swap) (alpha_split_compare_and_swap_12, alpha_split_atomic_exchange) (alpha_split_atomic_exchange_12): Update call sites accordingly. 2025-03-30 LIU Hao * config/mingw/winnt.cc (mingw_pe_file_end): Add `.p2align`. 2025-03-29 Iain Sandoe PR cobol/119283 * config.in: Regenerate. * configure: Regenerate. * configure.ac: Check for host memrchr. 2025-03-29 Lulu Cheng * doc/invoke.texi: Modify the description of '-mld-seq-sa'. 2025-03-29 Lulu Cheng * config/loongarch/loongarch-def.cc (la464_align): Add settings for labels. (la664_align): Likewise. * config/loongarch/loongarch-opts.cc (loongarch_target_option_override): Likewise. * config/loongarch/loongarch-tune.h (struct loongarch_align): Implement the function `label_`. 2025-03-28 Jakub Jelinek * common.opt.urls: Regenerate. 2025-03-28 Jakub Jelinek * Makefile.in (gcc.srcextra): Use sed to turn .../gcc/gengtype-lex.l in #line directives into just gengtype-lex.l. 2025-03-28 Andrew MacLeod * range-op.cc (operator_mult::op1_range): If the LHS does not contain zero, return non-zero. 2025-03-28 Jakub Jelinek PR tree-optimization/119483 * tree-tailcall.cc (find_tail_calls): Handle noreturn musttail calls. (eliminate_tail_call): Likewise. (tree_optimize_tail_calls_1): If cfun->has_musttail and diag_musttail, handle also basic blocks with no successors with noreturn musttail calls. * calls.cc (can_implement_as_sibling_call_p): Allow ECF_NORETURN calls if they are musttail calls. 2025-03-28 Jakub Jelinek PR ipa/119484 * ipa-sra.cc (isra_analyze_call): Don't set m_return_ignored if gimple_call_must_tail_p even if it doesn't have lhs. 2025-03-28 Richard Biener * fold-const.h (native_encode_real): Export. * fold-const.cc (native_encode_real): Change API to take mode and REAL_VALUE_TYPE. (native_encode_expr): Adjust. 2025-03-27 Uros Bizjak * config/i386/i386.cc (ix86_redzone_clobber): Use integer, not rtx as the third argument of plus_constant. 2025-03-27 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_insn_both, znver5_insn_both): New reservation for ALU ops with load and store. 2025-03-27 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_add, znver4_sse_add_load, znver5_sse_add_load, znver4_sse_add1, znver4_sse_add1_load, znver5_sse_add1_load, znver4_sse_mul, znver4_sse_mul_load, znver5_sse_mul_load, znver4_sse_cvt, znver4_sse_cvt_load, znver5_sse_cvt_load, znver4_sse_shuf, znver5_sse_shuf, znver4_sse_shuf_load, znver5_sse_shuf_load, znver4_sse_cmp_avx128, znver5_sse_cmp_avx128, znver4_sse_cmp_avx128_load, znver5_sse_cmp_avx128_load): Also handle DFmode. (znver4_sse_muladd_load, znver5_sse_muladd_load): Use ssemuladd type. 2025-03-27 Tobias Burnus * gimplify.cc (modify_call_for_omp_dispatch): Remove sorry. 2025-03-27 Richard Earnshaw * config/arm/neon.md (3): Move pattern from here... * config/arm/vec-common.md (3): ... to here. Convert to define_expand and disable the pattern when denormal values might get truncated to zero. Iterate on VF to add V4HF and V8HF variants. 2025-03-27 Hu, Lin1 PR target/119425 * config/i386/sse.md: (vec_set_0): Set the alternative with constraint "jm"'s attribute "addr" to "gpr16". (avx512dq_shuf_64x2_1): Ditto. (avx512vl_shuf_32x4_1): Ditto. (avx2_pblendd): Ditto. (aesenc): Ditto. (aesenclast): Ditto. (aesdec): Ditto. (aesdeclast): Ditto. (vaesdec_): Ditto. (vaesdeclast_): Ditto. (vaesenc_):: Ditto. (vaesenclast_):: Ditto. (aesu8): Ditto. (*aesu8): Ditto. 2025-03-27 Lulu Cheng PR target/119408 * config/loongarch/loongarch.cc (loongarch_c_mode_for_suffix): New. (TARGET_C_MODE_FOR_SUFFIX): Define. 2025-03-26 Jørgen Kvalsvik * builtins.cc (expand_builtin_fork_or_exec): Call coverage_instrumentation_p. * ipa-inline.cc (can_early_inline_edge_p): Likewise. * passes.cc (finish_optimization_passes): Likewise. * profile.cc (coverage_instrumentation_p): New function. * profile.h (coverage_instrumentation_p): New declaration. * tree-profile.cc (tree_profiling): Call coverage_instrumentation_p. (pass_ipa_tree_profile::gate): Likewise. * value-prof.h (coverage_instrumentation_p): New declaration. 2025-03-26 Jørgen Kvalsvik * Makefile.in (OBJS): Add prime-paths.o, path-coverage.o. (GTFILES): Add prime-paths.cc, path-coverage.cc (GCOV_OBJS): Add graphds.o, prime-paths.o, bitmap.o * builtins.cc (expand_builtin_fork_or_exec): Check path_coverage_flag. * collect2.cc (main): Add -fno-path-coverage to OBSTACK. * common.opt: Add new options -fpath-coverage, -fpath-coverage-limit, -Wcoverage-too-many-paths * doc/gcov.texi: Add --prime-paths, --prime-paths-lines, --prime-paths-source documentation. * doc/invoke.texi: Add -fpath-coverage, -fpath-coverage-limit, -Wcoverage-too-many-paths documentation. * gcc.cc: Link gcov on -fpath-coverage. * gcov-counter.def (GCOV_COUNTER_PATHS): New. * gcov-io.h (GCOV_TAG_PATHS): New. (GCOV_TAG_PATHS_LENGTH): New. (GCOV_TAG_PATHS_NUM): New. * gcov.cc (class path_info): New. (struct coverage_info): Add paths, paths_covered. (find_prime_paths): New. (add_path_counts): New. (find_arc): New. (print_usage): Add -e, --prime-paths, --prime-paths-lines, --prime-paths-source. (process_args): Likewise. (json_set_prime_path_coverage): New. (output_json_intermediate_file): Call json_set_prime_path_coverage. (process_all_functions): Call find_prime_paths. (generate_results): Call add_path_counts. (read_graph_file): Read path counters. (read_count_file): Likewise. (function_summary): Print path counts. (file_summary): Likewise. (print_source_line): New. (print_prime_path_lines): New. (print_inlined_separator): New. (print_prime_path_source): New. (output_path_coverage): New. (output_lines): Print path coverage. * ipa-inline.cc (can_early_inline_edge_p): Check path_coverage_flag. * passes.cc (finish_optimization_passes): Likewise. * profile.cc (branch_prob): Likewise. * selftest-run-tests.cc (selftest::run_tests): Run path coverage tests. * selftest.h (path_coverage_cc_tests): New declaration. * tree-profile.cc (tree_profiling): Check path_coverage_flag. (pass_ipa_tree_profile::gate): Likewise. * path-coverage.cc: New file. * prime-paths.cc: New file. 2025-03-26 Jørgen Kvalsvik * gcov.cc (generate_results): Count branches, conditions. (function_summary): Output branch, calls, condition count. 2025-03-26 Thomas Schwinge PR driver/101544 * gcc.cc (driver_handle_option): Forward host '-lstdc++' to offloading compilation. * config/gcn/mkoffload.cc (main): Adjust. * config/nvptx/mkoffload.cc (main): Likewise. 2025-03-26 Jakub Jelinek PR tree-optimization/119417 * tree-ssa-math-opts.cc (convert_mult_to_widen): Before changing typeN because actual_precision/from_unsignedN differs cast rhsN to typeN if it has a different type. (convert_plusminus_to_widen): Before changing typeN because actual_precision/from_unsignedN differs cast mult_rhsN to typeN if it has a different type. 2025-03-26 Jakub Jelinek Andi Kleen PR gcov-profile/118442 * profile.cc (branch_prob): Ignore EDGE_FAKE edges from musttail calls to EXIT. 2025-03-26 Jakub Jelinek PR target/119450 * config/i386/i386.md (narrow test peephole2): Test for offsettable_memref_p in condition. 2025-03-26 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_sse_mov_fp, znver4_sse_mov_fp_load, znver5_sse_mov_fp_load, znver4_sse_mov_fp_store, znver5_sse_mov_fp_store): Also match V1SF and DF. 2025-03-26 Richard Biener PR target/119010 * config/i386/zn4zn5.md (znver4_imov_double_store, znver5_imov_double_store, znver4_imov_store, znver5_imov_store): New reservations for integer stores. 2025-03-26 Richard Biener PR middle-end/118795 * match.pd (vec_perm > -> vec_perm ): Use the appropriate check to see whether the original outer permute was supported. 2025-03-26 Hu, Lin1 * config/i386/avx10_2-512convertintrin.h (_mm512_mask_cvtx2ps_ph): Formatting fixes (_mm512_mask_cvtx_round2ps_ph): Ditto (_mm512_maskz_cvtx_round2ps_ph): Ditto (_mm512_cvtbiassph_bf8): Rename to _mm512_cvts_biasph_bf8. (_mm512_mask_cvtbiassph_bf8): Rename to _mm512_mask_cvts_biasph_bf8. (_mm512_maskz_cvtbiassph_bf8): Rename to _mm512_maskz_cvts_biasph_bf8. (_mm512_cvtbiassph_hf8): Rename to _mm512_cvts_biasph_hf8. (_mm512_mask_cvtbiassph_hf8): Rename to _mm512_mask_cvts_biasph_hf8. (_mm512_maskz_cvtbiassph_hf8): Rename to _mm512_maskz_cvts_biasph_hf8. (_mm512_cvts2ph_bf8): Rename to _mm512_cvts_2ph_bf8. (_mm512_mask_cvts2ph_bf8): Rename to _mm512_mask_cvts_2ph_bf8. (_mm512_maskz_cvts2ph_bf8): Rename to _mm512_maskz_cvts_2ph_bf8. (_mm512_cvts2ph_hf8): Rename to _mm512_cvts_2ph_hf8. (_mm512_mask_cvts2ph_hf8): Rename to _mm512_mask_cvts_2ph_hf8. (_mm512_maskz_cvts2ph_hf8): Rename to _mm512_maskz_cvts_2ph_hf8. (_mm512_cvtsph_bf8): Rename to _mm512_cvts_ph_bf8. (_mm512_mask_cvtsph_bf8): Rename to _mm512_mask_cvts_ph_bf8. (_mm512_maskz_cvtsph_bf8): Rename to _mm512_maskz_cvts_ph_bf8. (_mm512_cvtsph_hf8): Rename to _mm512_cvts_ph_hf8. (_mm512_mask_cvtsph_hf8): Rename to _mm512_mask_cvts_ph_hf8. (_mm512_maskz_cvtsph_hf8): Rename to _mm512_maskz_cvts_ph_hf8. * config/i386/avx10_2convertintrin.h (_mm_cvtbiassph_bf8): Rename to _mm_cvts_biasph_bf8. (_mm_mask_cvtbiassph_bf8): Rename to _mm_mask_cvts_biasph_bf8. (_mm_maskz_cvtbiassph_bf8): Rename to _mm_maskz_cvts_biasph_bf8. (_mm256_cvtbiassph_bf8): Rename to _mm256_cvts_biasph_bf8. (_mm256_mask_cvtbiassph_bf8): Rename to _mm256_mask_cvts_biasph_bf8. (_mm256_maskz_cvtbiassph_bf8): Rename to _mm256_maskz_cvts_biasph_bf8. (_mm_cvtbiassph_hf8): Rename to _mm_cvts_biasph_hf8. (_mm_mask_cvtbiassph_hf8): Rename to _mm_mask_cvts_biasph_hf8. (_mm_maskz_cvtbiassph_hf8): Rename to _mm_maskz_cvts_biasph_hf8. (_mm256_cvtbiassph_hf8): Rename to _mm256_cvts_biasph_hf8. (_mm256_mask_cvtbiassph_hf8): Rename to _mm256_mask_cvts_biasph_hf8. (_mm256_maskz_cvtbiassph_hf8): Rename to _mm256_maskz_cvts_biasph_hf8. (_mm_cvts2ph_bf8): Rename to _mm_cvts_2ph_bf8. (_mm_mask_cvts2ph_bf8): Rename to _mm_mask_cvts_2ph_bf8. (_mm_maskz_cvts2ph_bf8): Rename to _mm_maskz_cvts_2ph_bf8. (_mm256_cvts2ph_bf8): Rename to _mm256_cvts_2ph_bf8. (_mm256_mask_cvts2ph_bf8): Rename to _mm256_mask_cvts_2ph_bf8. (_mm256_maskz_cvts2ph_bf8): Rename to _mm256_maskz_cvts_2ph_bf8. (_mm_cvts2ph_hf8): Rename to _mm_cvts_2ph_hf8. (_mm_mask_cvts2ph_hf8): Rename to _mm_mask_cvts_2ph_hf8. (_mm_maskz_cvts2ph_hf8): Rename to _mm_maskz_cvts_2ph_hf8. (_mm256_cvts2ph_hf8): Rename to _mm256_cvts_2ph_hf8. (_mm256_mask_cvts2ph_hf8): Rename to _mm256_mask_cvts_2ph_hf8. (_mm256_maskz_cvts2ph_hf8): Rename to _mm256_maskz_cvts_2ph_hf8. (_mm_cvtsph_bf8): Rename to _mm_cvts_ph_bf8. (_mm_mask_cvtsph_bf8): Rename to _mm_mask_cvts_ph_bf8. (_mm_maskz_cvtsph_bf8): Rename to _mm_maskz_cvts_ph_bf8. (_mm256_cvtsph_bf8): Rename to _mm256_cvts_ph_bf8. (_mm256_mask_cvtsph_bf8): Rename to _mm256_mask_cvts_ph_bf8. (_mm256_maskz_cvtsph_bf8): Rename to _mm256_maskz_cvts_ph_bf8. (_mm_cvtsph_hf8): Rename to _mm_cvts_ph_hf8. (_mm_mask_cvtsph_hf8): Rename to _mm_mask_cvts_ph_hf8. (_mm_maskz_cvtsph_hf8): Rename to _mm_maskz_cvts_ph_hf8. (_mm256_cvtsph_hf8): Rename to _mm256_cvts_ph_hf8. (_mm256_mask_cvtsph_hf8): Rename to _mm256_mask_cvts_ph_hf8. (_mm256_maskz_cvtsph_hf8): Rename to _mm256_maskz_cvts_ph_hf8. 2025-03-25 Iain Sandoe * gcov.cc (get_gcov_intermediate_filename): Use lbasename(). 2025-03-25 Iain Sandoe PR other/119250 * config.in: Regenerate. * configure: Regenerate. * configure.ac: Match the configure test in libiberty when checking the basename decl. 2025-03-25 Sandra Loosemore Tobias Burnus * gimplify.cc (modify_call_for_omp_dispatch): Adjust arguments. Remove the "sorry" for the case where new interop objects must be constructed, and add code to make it work instead. (expand_variant_call_expr): Adjust arguments and call to modify_call_for_omp_dispatch. (gimplify_variant_call_expr): Simplify logic for calling expand_variant_call_expr. 2025-03-25 Jakub Jelinek PR target/96226 PR target/119428 * config/i386/i386.md (splitter after *3_mask, splitter after *3_mask_1): Revert 2020-12-05 changes. 2025-03-25 Vineet Gupta PR target/119224 * config/riscv/autovec.md: Disable abd splitter. 2025-03-25 Tobias Burnus PR middle-end/119325 * doc/install.texi (gcn): Change ROCm > 6.3.2 to >6.3.3 for generic support; mention Newlib commit that fixes a SIMD math issue. 2025-03-25 Tobias Burnus PR middle-end/118627 * omp-general.cc (omp_parse_access_method): Change to return void. (omp_parse_access_methods): Return void; remove 'if' around a function call. (omp_parse_expr): Remove 'if' around a function call. 2025-03-25 Richard Earnshaw * config/arm/arm.md (mull): Add alternatives that allow Rs to be tied to either Rdlo or Rdhi. 2025-03-25 Richard Earnshaw PR middle-end/117811 * optabs.cc (expand_binop_directly): Remove LAST as an argument, instead record the last insn on entry. Only delete insns if we need to restart and restart by calling ourself, not expand_binop. (expand_binop): Update callers to expand_binop_directly. If it fails to expand the operation, delete back to LAST. 2025-03-25 Jakub Jelinek PR ipa/119376 * tree-tailcall.cc (suitable_for_tail_opt_p): Add DIAG_MUSTTAIL argument, propagate it down to maybe_error_musttail. (suitable_for_tail_call_opt_p): Likewise. (maybe_error_musttail): Add DIAG_MUSTTAIL argument. Don't emit error for gimple_call_must_tail_p calls if it is false. (find_tail_calls): Add DIAG_MUSTTAIL argument, propagate it down to maybe_error_musttail, suitable_for_tail_opt_p, suitable_for_tail_call_opt_p and find_tail_calls calls. (tree_optimize_tail_calls_1): Add DIAG_MUSTTAIL argument, propagate it down to find_tail_calls and if set, clear cfun->has_musttail flag at the end. Rename OPT_MUSTCALL argument to OPT_MUSTTAIL. (execute_tail_calls): Pass true to DIAG_MUSTTAIL tree_optimize_tail_calls_1 argument. (pass_tail_recursion::execute): Pass false to DIAG_MUSTTAIL tree_optimize_tail_calls_1 argument. (pass_musttail::gate): Don't test flag_optimize_sibling_calls. (pass_musttail::execute): Pass true to DIAG_MUSTTAIL tree_optimize_tail_calls_1 argument. 2025-03-24 Andrew Pinski PR tree-optimization/118616 * tree-vect-generic.cc (expand_vector_conversion): Add an assert that converts vect is non empty if supportable_indirect_convert_operation returns true. 2025-03-24 Thomas Schwinge PR target/101544 * config/nvptx/nvptx.cc (nvptx_asm_output_def_from_decls) [ACCEL_COMPILER]: Special-case certain host-setup symbol aliases. * varasm.cc (do_assemble_alias) [ACCEL_COMPILER]: Adjust. 2025-03-24 Thomas Schwinge * config/nvptx/nvptx.cc (default_ptx_version_option): Default at least to '-mptx=6.3'. * doc/invoke.texi (Nvidia PTX Options): Update '-mptx=[...]'. 2025-03-24 Haochen Jiang * common/config/i386/cpuinfo.h (get_available_features): Change to FEATURE_AVX10_1. * common/config/i386/i386-common.cc (OPTION_MASK_ISA2_AVX10_1_512_SET): Renamed to ... (OPTION_MASK_ISA2_AVX10_1_SET): ... this. (OPTION_MASK_ISA2_AVX10_2_SET): Use renamed macro. (OPTION_MASK_ISA2_AVX10_1_UNSET): Ditto. (ix86_handle_option): Ditto. (processor_alias_table): Use P_PROC_AVX10_1. * common/config/i386/i386-cpuinfo.h (enum feature_priority): Rename from AVX10_1_512 to AVX10_1. (enum processor_features): Ditto. * common/config/i386/i386-isas.h: Add avx10.1. * config/i386/driver-i386.cc (host_detect_local_cpu): Use renamed enum. * config/i386/i386-c.cc (ix86_target_macros_internal): Rename to avx10.1. * config/i386/i386-isa.def (AVX10_1_512): Rename to ... (AVX10_1): ... this. * config/i386/i386-options.cc (isa2_opts): Rename to avx10.1. (ix86_valid_target_attribute_inner_p): Add avx10.1. (ix86_option_override_internal): Rename to AVX10_1. Revise warnings to mention behavior change for option combination in GCC 16. * config/i386/i386.h (PTA_DIAMONDRAPIDS): Use AVX10_1. * config/i386/i386.opt: Add avx10.1. Add deprecate warnings for mevex512 and mavx10.1-256/512. * config/i386/i386.opt.urls: Add avx10.1. * doc/extend.texi: Ditto. * doc/sourcebuild.texi: Ditto. 2025-03-24 Haochen Jiang * common/config/i386/cpuinfo.h (get_available_features): Revise the logic AVX10 version. * common/config/i386/i386-common.cc (OPTION_MASK_ISA2_AVX10_2_256_SET): Removed. (OPTION_MASK_ISA2_AVX10_2_512_SET): Ditto. (OPTION_MASK_ISA2_AVX10_2_SET): New. (OPTION_MASK_ISA2_AMX_AVX512_SET): Use AVX10.2 macro. (OPTION_MASK_ISA2_AVX10_2_UNSET): Ditto. (ix86_handle_option): Remove avx10.2-256 part. Adjust avx10.2. * common/config/i386/i386-cpuinfo.h (enum processor_features): Remove FEATURE_AVX10_2_256 and skip the value for it. Change the name from FEATURE_AVX10_2_512 to FEATURE_AVX10_2. * common/config/i386/i386-isas.h: Remove avx10.2-256/512. * config/i386/avx10_2-512bf16intrin.h: Use avx10.2 instead of avx10.2-256/512. * config/i386/avx10_2-512convertintrin.h: Ditto. * config/i386/avx10_2-512mediaintrin.h: Ditto. * config/i386/avx10_2-512minmaxintrin.h: Ditto. * config/i386/avx10_2-512satcvtintrin.h: Ditto. * config/i386/avx10_2bf16intrin.h: Ditto. * config/i386/avx10_2convertintrin.h: Ditto. * config/i386/avx10_2mediaintrin.h: Ditto. * config/i386/avx10_2minmaxintrin.h: Ditto. * config/i386/avx10_2satcvtintrin.h: Ditto. * config/i386/movrsintrin.h: Ditto. * config/i386/sm4intrin.h: Ditto. * config/i386/cpuid.h (bit_AVX10_256): Removed. (bit_AVX10_512): Ditto. * config/i386/driver-i386.cc (host_detect_local_cpu): Adjust Diamond Rapids and -march=native condition. * config/i386/i386-builtin.def (BDESC): Use AVX10.2 macro instead of AVX10.2-256/512. * config/i386/i386-c.cc (ix86_target_macros_internal): Ditto. * config/i386/i386-expand.cc (ix86_expand_branch): Use TARGET_AVX10_2 instead of specifying vector size. (ix86_prepare_fp_compare_args): Ditto. (ix86_expand_fp_compare): Ditto. (ix86_ssecom_setcc): Ditto. (ix86_expand_sse_comi): Ditto. (ix86_expand_sse_comi_round): Ditto. (ix86_check_builtin_isa_match): Ditto. * config/i386/i386.cc (ix86_fp_compare_code_to_integer): Ditto. (ix86_get_mask_mode): Ditto. * config/i386/i386.h (SSE_FLOAT_MODE_SSEMATH_OR_HFBF_P): Ditto. * config/i386/i386.md: Ditto. * config/i386/mmx.md: Ditto. * config/i386/sse.md: Ditto. * config/i386/predicates.md: Ditto. * config/i386/i386-isa.def (AVX10_2_256): Removed. (AVX10_2_512): Removed. (AVX10_2): New. * config/i386/i386-options.cc (isa2_opts): Remove avx10.2-256/512. (ix86_valid_target_attribute_inner_p): Ditto. (PTA_DIAMONDRAPIDS): Use PTA_AVX10_2. * config/i386/i386.opt: Remove avx10.2-256/512. * config/i386/i386.opt.urls: Ditto. * doc/extend.texi: Ditto. * doc/invoke.texi: Ditto. * doc/sourcebuild.texi: Ditto. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config.gcc: Add avx10_2roundingintrin.h. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V4DF_FTYPE_V4DF_V4DF_V4DF_UQI_INT, V8SF_FTYPE_V8SF_V8SF_V8SF_UQI_INT, V16HF_FTYPE_V16HF_V16HF_V16HF_UHI_INT, UQI_FTYPE_V4DF_V4DF_INT_UQI_INT, UHI_FTYPE_V16HF_V16HF_INT_UHI_INT, UQI_FTYPE_V8SF_V8SF_INT_UQI_INT. * config/i386/immintrin.h: Include avx10_2roundingintrin.h. * config/i386/sse.md: Change subst_attr name due to renaming. * config/i386/subst.md: (): Add condition check for avx10.2 rounding control 256bit intrins and renamed to ... (): ...this. (round_saeonly_mode512bit_condition): Add condition check for avx10.2 rounding control 256 bit intris and renamed to ... (round_saeonly_mode_condition): ...this. * config/i386/avx10_2roundingintrin.h: New file. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: Add new intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V8SF_FTYPE_V8SI_V8SF_UQI_INT, V4SF_FTYPE_V4DF_V4SF_UQI_INT, V8HF_FTYPE_V8SI_V8HF_UQI_INT, V8HF_FTYPE_V4DF_V8HF_UQI_INT. * config/i386/sse.md: (avx512fp16_vcvt2ph_): Add condition check. (avx512fp16_vcvtpd2ph_v4df_mask_round): New expand. (*avx512fp16_vcvt2ph__mask): Change name to avx512fp16_vcvt2ph__mask_1 and extend pattern to generate 256bit insns. (avx_cvtpd2ps256): Change name to avx_cvtpd2ps256 and extend pattern to generate 256bit insns. * config/i386/subst.md (round_applied): New condition. (round_suff): New iterator. (round_mode_condition): Add V32HI check for 512bit. (round_saeonly_mode_condition): Ditto. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: Add new intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V4DI_FTYPE_V4DF_V4DI_UQI_INT, V4SI_FTYPE_V4DF_V4SI_UQI_INT. * config/i386/sse.md: (avx_cvtpd2dq256): Change name to avx_cvtpd2dq256 and extend pattern to generate 256bit insns. (fixuns_notrunc2): Add round_mode_condition. * config/i386/subst.md (round_pd2udqsuff): New iterator. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V8SF_FTYPE_V8HF_V8SF_UQI_INT, V8SI_FTYPE_V8HF_V8SI_UQI_INT, V4DF_FTYPE_V8HF_V4DF_UQI_INT, V4DI_FTYPE_V8HF_V4DI_UQI_INT. * config/i386/sse.md: (avx512fp16_float_extend_ph2): Add condition check. (avx512fp16_vcvtph2_ ): Ditto. (avx512fp16_float_extend_ph2): Extend round saeonly. (vcvtph2ps256): Ditto. * config/i386/subst.md (round_saeonly_applied): New condition. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V16HI_FTYPE_V16HF_V16HI_UHI_INT, V4DF_FTYPE_V4SF_V4DF_UQI_INT V8HF_FTYPE_V8SF_V8HF_UQI_INT. * config/i386/sse.md (avx512fp16_vcvt2ph_): Add round condition check. * config/i386/subst.md (round_mode_condition): Add V16HI check for 256bit. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V8SI_FTYPE_V8SF_V8SI_UQI_INT, V4DI_FTYPE_V4SF_V4DI_UQI_INT. * config/i386/sse.md (_fix_notrunc): Extend to round. (_fixuns_notrunc): Add round condition check. * config/i386/subst.md (round_constraint4): New. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V4DF_FTYPE_V4DI_V4DF_UQI_INT, V4SF_FTYPE_V4DI_V4SF_UQI_INT, V8HF_FTYPE_V4DI_V8HF_UQI_INT. * config/i386/sse.md: (avx512fp16_vcvtqq2ph_v4di_mask_round): New expand. (*avx512fp16_vcvt2ph__mask): Extend round control and add "_1" suffix. (float2): Add condition check. (float2): Ditto. (float2): Limit suffix output. (unspec_fix_truncv4dfv4si2): Extend round control. (unspec_fixuns_truncv4dfv4si2): Ditto. * config/i386/subst.md (round_qq2pssuff): New iterator. (round_saeonly_suff): Ditto. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/sse.md (avx512fp16_fix_trunc2): Extend round control for 256bit. (unspec_avx512fp16_fix_trunc2): Ditto. (avx512fp16_fix_trunc2): Add condition check. * config/i386/subst.md (round_saeonly_mode_condition): Add V16HI check for 256bit. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/sse.md (unspec_fix_truncv8sfv8si2): Extend rounding control. (fixuns_trunc2): Ditto. (floatuns2): Add condition check. (fix_trunc2): Remove round_saeonly_name. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V16HF_FTYPE_V16HI_V16HF_UHI_INT. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V16HF_FTYPE_V16HF_V16HF_INT, V16HF_FTYPE_V16HF_V16HF_V16HF_INT, V16HF_FTYPE_V16HF_V16HF_V16HF_UQI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT_UQI_INT, V8SF_FTYPE_V8SF_V8SF_V8SI_INT_UQI_INT. * config/i386/sse.md: (_fixupimm): Add condition check. (_fixupimm_mask): Ditto. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/sse.md: (_fmadd__mask3): Add condition check. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/sse.md: (_fmaddsub__mask): Add condition check. (_fmaddsub__mask3): Ditto. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/sse.md: (_fmsub__mask): Add condition check. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/sse.md: (_fnmsub__mask3): Add condition check. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V8SF_FTYPE_V8SF_V8SF_UQI_INT, V4DF_FTYPE_V4DF_V4DF_UQI_INT, V16HF_FTYPE_V16HF_V16HF_UHI_INT, V16HF_FTYPE_V16HF_INT_V16HF_UHI_INT, V4DF_FTYPE_V4DF_INT_V4DF_UQI_INT, V8SF_FTYPE_V8SF_INT_V8SF_UQI_INT. * config/i386/sse.md: (_getexp): Add condition check. (_getmant): Ditto. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle V8SF_FTYPE_V8SF_V8SF_INT_V8SF_UQI_INT, V4DF_FTYPE_V4DF_V4DF_INT_V4DF_UQI_INT. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. * config/i386/sse.md: (reducep): Add condition check. (_rndscale): Ditto. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def: Add new builtins. * config/i386/sse.md: (_scalef): Add condition check. 2025-03-24 Haochen Jiang Revert: 2024-08-19 Hu, Lin1 * config/i386/avx10_2roundingintrin.h: New intrins. * config/i386/i386-builtin.def (BDESC): Add new builtins. 2025-03-24 Haochen Jiang * config/i386/avx10_2satcvtintrin.h: Remove rounding intrins. Use non-round intrins. * config/i386/i386-builtin.def (BDESC): Ditto. 2025-03-24 Haochen Jiang * config/i386/avx10_2convertintrin.h: Remove rounding intrins. Use non-round builtins. * config/i386/avx10_2minmaxintrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/i386-builtin-types.def: Remove unused type. * config/i386/i386-expand.cc (ix86_expand_args_builtin): Ditto. (ix86_expand_round_builtin): Ditto. 2025-03-23 Sandra Loosemore PR other/42270 * doc/extend.texi (Nonlocal Gotos): Group with other built-ins sections. (Constructing Calls): Likewise. (Pragmas): Move earlier in the section, before the built-ins docs. (Thread-Local): Likewise. (OpenMP): Likewise. (OpenACC): Likewise. 2025-03-23 Sandra Loosemore PR other/42270 * doc/extend.texi (Syntax Extensions): New section. (Statement Exprs): Make it a subsection of the above. (Local Labels): Likewise. (Labels as Values): Likewise. (Nested Functions): Likewise. (Typeof): Likewise. (Offsetof): Likewise. (Alignment): Likewise. (Incomplete Enums): Likewise. (Variadic Macros): Likewise. (Conditionals): Likewise. (Case Ranges): Likewise. (Mixed Labels and Declarations): Likewise. (C++ Comments): Likewise. (Escaped Newlines): Likewise. (Hex Floats): Likewise. (Binary constants): Likewise. (Dollar Signs): Likewise. (Character Escapes): Likewise. (Alternate Keywords): Likewise. (Function Names): Likewise. (Semantic Extensions): New section. (Function Prototypes): Make it a subsection of the above. (Pointer Arith): Likewise. (Variadic Pointer Args): Likewise. (Pointers to Arrays): Likewise. (Const and Volatile Functions): Likewise. 2025-03-23 Sandra Loosemore PR other/42270 * doc/extend.texi (Aggregate Types): New section. (Variable Length): Make it a subsection of the above. (Zero Length): Likewise. (Empty Structures): Likewise. (Flexible Array Members in Unions): Likewise. (Flexible Array Members alone in Structures): Likewise. (Unnamed Fields): Likewise. (Cast to Union): Likewise. (Subscripting): Likewise. (Initializers): Likewise. (Compound Literals): Likewise. (Designated Inits): Likewise. 2025-03-23 Sandra Loosemore PR other/42270 * doc/extend.texi (Additional Numeric Types): New section. (__int128): Make it a subsection of the above. (Long Long): Likewise. (Complex): Likewise. (Floating Types): Likewise. (Half-Precision): Likewise. (Decimal Float): Likewise. (Fixed-Point): Likewise. 2025-03-23 Georg-Johann Lay * config/avr/avr-mcus.def: Add AVR32SD20, AVR32SD28, AVR32SD32, AVR64SD28, AVR64SD32, AVR64SD48. * doc/avr-mmcu.texi: Rebuild. 2025-03-23 Georg-Johann Lay * doc/invoke.texi (AVR Optimization Options) <-maccumulate-args>: Refer to -fdefer-pop. <-muse-nonzero-bits>: Re-formulate what the option does. 2025-03-22 Georg-Johann Lay * config/avr/avr.cc (avr_option_override): Use "avr-peep2-after-fuse-move" as dump name instead of "peephole2". 2025-03-22 Georg-Johann Lay * config/avr/avr.opt.urls: Add -muse-nonzero-bits. 2025-03-22 Georg-Johann Lay PR target/119421 * config/avr/avr.opt (-muse-nonzero-bits): New option. * config/avr/avr-protos.h (avr_nonzero_bits_lsr_operands_p): New. (make_avr_pass_split_nzb): New. * config/avr/avr.cc (avr_nonzero_bits_lsr_operands_p): New function. (avr_rtx_costs_1): Return costs for the new insns. * config/avr/avr.md (nzb): New insn attribute. (*nzb=1....): New insns to better support some bit operations for in AND, IOR, XOR. * config/avr/avr-passes.def (avr_pass_split_nzb): Insert pass atfer combine. * config/avr/avr-passes.cc (avr_pass_data_split_nzb). New pass data. (avr_pass_split_nzb): New pass. (make_avr_pass_split_nzb): New function. * common/config/avr/avr-common.cc (avr_option_optimization_table): Enable -muse-nonzero-bits for -O2 and higher. * doc/invoke.texi (AVR Options): Document -muse-nonzero-bits. 2025-03-22 Georg-Johann Lay * config/avr/avr.cc (avr_attrs_section_name): New function. (avr_insert_attributes): Add "used" attribute to functions in .initN and .finiN. 2025-03-22 Iain Sandoe * config/darwin.h (DL_LIBRARY): New. 2025-03-22 Jakub Jelinek * gimplify.cc (warn_switch_unreachable_and_auto_init_r): Add missing space in the middle of diagnostics. * tree-vect-stmts.cc (vectorizable_load): Add missing space in the middle of debug dump message. * sym-exec/sym-exec-state.cc (state::check_args_compatibility): Likewise. 2025-03-21 Surya Kumari Jangala Jakub Jelinek PR rtl-optimization/116028 PR rtl-optimization/118615 * lra-constraints.cc (first_call_insn): New variable. (split_reg): Spill register before first_call_insn if call_save_p and the call is in a different bb in the ebb. (split_if_necessary): Formatting fix. (inherit_in_ebb): Set first_call_insn when handling a CALL_INSN. For successful split_if_necessary with before_p, only change use_insn if it emitted any new instructions before curr_insn. Clear first_call_insn before returning. 2025-03-21 Paul-Antoine Arras Tobias Burnus * builtin-types.def (BT_FN_VOID_INT_INT_PTR_PTR_PTR_INT_PTR_INT_PTR_UINT_PTR): New. * gimple-low.cc (lower_stmt): Handle GIMPLE_OMP_INTEROP. * gimple-pretty-print.cc (dump_gimple_omp_interop): New function. (pp_gimple_stmt_1): Handle GIMPLE_OMP_INTEROP. * gimple.cc (gimple_build_omp_interop): New function. (gimple_copy): Handle GIMPLE_OMP_INTEROP. * gimple.def (GIMPLE_OMP_INTEROP): Define. * gimple.h (gimple_build_omp_interop): Declare. (gimple_omp_interop_clauses): New function. (gimple_omp_interop_clauses_ptr): Likewise. (gimple_omp_interop_set_clauses): Likewise. (gimple_return_set_retval): Handle GIMPLE_OMP_INTEROP. * gimplify.cc (gimplify_scan_omp_clauses): Handle OMP_CLAUSE_INIT, OMP_CLAUSE_USE and OMP_CLAUSE_DESTROY. (gimplify_omp_interop): New function. (gimplify_expr): Replace sorry with call to gimplify_omp_interop. * omp-builtins.def (BUILT_IN_GOMP_INTEROP): Define. * omp-low.cc (scan_sharing_clauses): Handle OMP_CLAUSE_INIT, OMP_CLAUSE_USE and OMP_CLAUSE_DESTROY. (scan_omp_1_stmt): Handle GIMPLE_OMP_INTEROP. (lower_omp_interop_action_clauses): New function. (lower_omp_interop): Likewise. (lower_omp_1): Handle GIMPLE_OMP_INTEROP. 2025-03-21 Jason Merrill PR c++/114992 * multiple_target.cc (create_dispatcher_calls): remove_from_same_comdat_group before add_to_same_comdat_group. 2025-03-21 Dhruv Chawla * config/aarch64/aarch64-cores.def (olympus): New entry. * config/aarch64/aarch64-tune.md: Regenerate. * doc/invoke.texi (AArch64 Options): Document the above. 2025-03-21 Antoni Boucher * config/i386/i386-rust-and-jit.inc: New file. * config/i386/i386-rust.cc: Move code to i386-rust-and-jit.inc. 2025-03-21 Jakub Jelinek PR ipa/119376 * ipa-icf-gimple.cc (func_checker::compare_gimple_call): Return false for gimple_call_must_tail_p mismatches. 2025-03-21 Jakub Jelinek PR ipa/119376 * ipa-split.cc (split_function): Call gimple_call_set_must_tail on the call to outlined partition if has_musttail and !add_tsan_func_exit. 2025-03-21 Jakub Jelinek PR ipa/119376 * tree-inline.cc (remap_gimple_stmt): Silently clear gimple_call_must_tail_p on inlined call stmts if id->call_stmt is a call without that flag set. 2025-03-21 Stefan Schulze Frielinghaus PR target/119235 * config/s390/s390.cc (s390_hard_regno_mode_ok): Accept only Pmode for registers AP/FP/RA. 2025-03-21 Richard Biener * cgraphunit.cc (symbol_table::finalize_compilation_unit): Put early debug generation under TV_SYMOUT. 2025-03-21 Andrew Pinski PR rtl-optimization/118914 * combine.cc (recog_for_combine): Add old_nregs and new_nregs argument (defaulting to 0). Update call to recog_for_combine_1. (combine_split_insns): Add old_nregs and new_nregs arguments, store the old and new max registers to them. (try_combine): Update calls to combine_split_insns and pass old_nregs and new_nregs for the i3 call to recog_for_combine. (find_split_point): Update call to combine_split_insns; ignoring the values there. (recog_for_combine_1): Add old_nregs and new_nregs arguments, if the insn was recognized (and not to no-op move), add the REG_DEAD notes to pnotes argument. 2025-03-20 Richard Biener PR tree-optimization/119389 * tree-ssa-sccvn.cc (dominated_by_p_w_unex): Limit the number of predecessors of a CFG merge we try to skip. 2025-03-20 Stefan Schulze Frielinghaus Revert: 2025-03-11 Stefan Schulze Frielinghaus * config.gcc: Fail in case of option --with-mode=esa. * config/s390/s390.cc (s390_option_override_internal): Default to z/Architecture mode. * config/s390/s390.h (DRIVER_SELF_SPECS): Ditto. * config/s390/s390.opt: Emit a warning for option -mesa. * doc/invoke.texi: Document the change. 2025-03-20 Filip Kastl * gimple-ssa-sccopy.cc (scc_copy_prop::propagate): Don't increment after vec::unordered_remove(). 2025-03-20 Richard Biener * tree-core.h (function_decl_type): Make a scoped enum. * tree.h (set_function_decl_type): Adjust. (DECL_IS_OPERATOR_NEW_P): Likewise. (DECL_SET_IS_OPERATOR_NEW): Likewise. (DECL_IS_OPERATOR_DELETE_P): Likewise. (DECL_SET_IS_OPERATOR_DELETE): Likewise. (DECL_LAMBDA_FUNCTION_P): Likewise. (DECL_SET_LAMBDA_FUNCTION): Likewise. * lto-streamer-out.cc (hash_tree): Hash all of FUNCTION_DECL_DECL_TYPE. * tree-streamer-out.cc (pack_ts_function_decl_value_fields): Adjust. * config/aarch64/aarch64-simd-pragma-builtins.def (vcombine_mf8): Use literal zero instead of NONE. 2025-03-20 liuhongt PR target/117452 * config/i386/i386.md (cbranchbf4): Use ix86_fp_comparison_operator instead of comparison_operator. 2025-03-20 Hu, Lin1 * config/i386/avx10_2-512satcvtintrin.h: Add "s_" before intrinsics' core name. * config/i386/avx10_2satcvtintrin.h: Ditto. 2025-03-20 Hu, Lin1 * config/i386/avx10_2-512satcvtintrin.h: Add new intrinsics. * config/i386/avx10_2satcvtintrin.h: Ditto. * config/i386/i386-builtin-types.def: Add DEF_FUNCTION_TYPE (V32HI, V32HF, V32HI, USI), (V16SI, V16SF, V16SI, UHI), (V8DI, V8SF, V8DI, UQI), (V8DI, V8DF, V8DI, UQI), (V8SI, V8DF, V8SI, UQI). * config/i386/i386-builtin.def: Add new builtins. * config/i386/i386-expand.cc: Handle V16SI_FTYPE_V16SF_V16SI_UHI, V32HI_FTYPE_V32HF_V32HI_USI, V8DI_FTYPE_V8SF_V8DI_UQI, V8DI_FTYPE_V8DF_V8DI_UQI, V8SI_FTYPE_V8DF_V8SI_UQI. 2025-03-20 Hu, Lin1 * config/i386/avx10_2-512satcvtintrin.h: Change *i[u]bs's type suffix of intrin name. * config/i386/avx10_2satcvtintrin.h: Ditto. 2025-03-19 Vladimir N. Makarov PR target/119270 * ira-costs.cc (calculate_equiv_gains): Ignore equiv init insns only for invariants. 2025-03-19 David Malcolm PR c/119366 * diagnostic-format-sarif.cc (test_message_with_embedded_link): Convert diagnostic_context from one urlifier to a stack of urlifiers, where each node in the stack tracks whether the urlifier is owned or borrowed. * diagnostic.cc (diagnostic_context::initialize): Likewise. (diagnostic_context::finish): Likewise. (diagnostic_context::set_urlifier): Delete. (diagnostic_context::push_owned_urlifier): New. (diagnostic_context::push_borrowed_urlifier): New. (diagnostic_context::pop_urlifier): New. (diagnostic_context::get_urlifier): Reimplement in terms of stack. (diagnostic_context::override_urlifier): Delete. * diagnostic.h (diagnostic_context::set_urlifier): Delete decl. (diagnostic_context::override_urlifier): Delete decl. (diagnostic_context::push_owned_urlifier): New decl. (diagnostic_context::push_borrowed_urlifier): New decl. (diagnostic_context::pop_urlifier): New decl. (diagnostic_context::get_urlifier): Make return value const; hide implementation. (diagnostic_context::m_urlifier): Replace with... (diagnostic_context::urlifier_stack_node): ... this and... (diagnostic_context::m_urlifier_stack): ...this. * gcc-urlifier.cc (auto_override_urlifier::auto_override_urlifier): Reimplement. (auto_override_urlifier::~auto_override_urlifier): Reimplement. * gcc-urlifier.h (class auto_override_urlifier): Reimplement. (auto_urlify_attributes::auto_urlify_attributes): Update for pass-by-reference. * gcc.cc (driver::global_initializations): Update for reimplementation of urlifiers in terms of a stack. * toplev.cc (general_init): Likewise. 2025-03-19 Jakub Jelinek PR target/119357 * config/i386/sse.md (pmovmskb 0xffff to ptest splitter, *pmovsk_ptest__avx512): Force operands[0] into a REG. 2025-03-19 Kyrylo Tkachov * config/aarch64/aarch64-arches.def (...): Add SVE2p1. * doc/invoke.texi (AArch64 Options): Document +sve2p1 in -march=armv9.4-a. 2025-03-19 Xi Ruoyao * config/loongarch/loongarch.h (ADDITIONAL_REGISTER_NAMES): Add fa0-fa7, ft0-ft16, and fs0-fs7. 2025-03-18 Georg-Johann Lay PR target/119355 * config/avr/avr-passes.cc (memento_t::apply): Only read values[p.arg] when it is actually used. 2025-03-18 Iain Sandoe PR cobol/119301 * config.in: Regenerate. * configure: Regenerate. * configure.ac: Add check for get_current_dir_name. 2025-03-18 Jakub Jelinek PR c/116545 * doc/extend.texi (musttail statement attribute): Document that musttail GNU attribute can be used as well. 2025-03-18 Michael Matz * config/rs6000/rs6000.opt.urls: Regenerate. 2025-03-18 Jakub Jelinek * doc/sourcebuild.texi (dg-output-file): Document. 2025-03-18 Andrew Pinski * gimple-ssa-sccopy.cc (scc_copy_prop::replace_scc_by_value): Dump what is being replaced with what. 2025-03-18 Jakub Jelinek PR rtl-optimization/119307 * lra.cc (lra_rtx_hash): Handle SUBREG. 2025-03-18 Richard Biener PR debug/101533 * dwarf2out.cc (gen_type_die_with_usage): When we have output the typedef already do nothing for a typedef variant. Do not set TREE_ASM_WRITTEN on the type. 2025-03-18 Jeff Law * config/riscv/riscv.md (equality shifted-arith splitter): Do not create op AND -1 as it won't be cleaned up post-reload. 2025-03-18 Andrew Pinski * configure: Regenerate. * configure.ac: s/gcc_cv_ld64_macosx_version_min/gcc_cv_ld64_macos_version_min/. 2025-03-17 Jeff Law * config/riscv/bitmanip.md (*i_extrabit): Reject cases where we only need to twiddle one bit. Fix formatting. (*andiextrabit): Likewise. 2025-03-17 Vladimir N. Makarov PR rtl-optimization/119285 * ira-costs.cc (equiv_can_be_consumed_p): Use 2 ways for recognizing a valid insn after equiv insertion. 2025-03-17 Michael Matz PR target/112980 * config/rs6000/rs6000.opt (msplit-patch-nops): New option. * doc/invoke.texi (RS/6000 and PowerPC Options): Document it. * config/rs6000/rs6000.h (machine_function.stop_patch_area_print): New member. * config/rs6000/rs6000.cc (rs6000_print_patchable_function_entry): Emit split nops under control of that one. * config/rs6000/rs6000-logue.cc (rs6000_output_function_prologue): Add handling of split patch nops. 2025-03-17 Michal Jires * common.opt.urls: Regenerate. 2025-03-17 Michal Jires * doc/invoke.texi: (Optimize Options): Add incremental LTO flags. 2025-03-17 Robin Dapp PR target/119114 * config/riscv/autovec.md: Apply & 0x1 mask when initializing bitmask vector. 2025-03-17 Ayan Shafqat * config/aarch64/arm_acle.h (__fma, __fmaf): New functions. 2025-03-17 Richard Biener * opts.cc (gen_producer_string): Record -D and -U with _FORTIFY_SOURCE prefix. 2025-03-16 Jeff Law PR target/116256 * config/riscv/riscv.md (reassociation splitters): Do not load the adjusted addend into a register if it fits in a simm12. 2025-03-16 Andrew Pinski PR middle-end/113546 * tree-cfg.cc (first_non_label_stmt): Rename to ... (first_non_label_nondebug_stmt): This and use gsi_start_nondebug_after_labels_bb. (assign_discriminators): Update call to first_non_label_nondebug_stmt. 2025-03-16 Iain Sandoe Backported from master: 2025-03-16 Iain Sandoe PR target/119172 * config.in: Regenerate. * config/darwin.h (DARWIN_PLATFORM_ID): Add the option to use -macos_version_min where available. * configure: Regenerate. * configure.ac: Check for ld64 support of -macos_version_min. 2025-03-14 Martin Jambor PR ipa/116572 * cgraph.cc (cgraph_update_edges_for_call_stmt): Do not update edges of clones that are unexpanded thunk. Assert that the node passed as the parameter is not an unexpanded thunk. 2025-03-14 Jakub Jelinek PR tree-optimization/119287 * match.pd (((X >> C1) & C2) * (1 << C1) to X & (C2 << C1)): Use (convert @0) instead of @0 in the substitution. 2025-03-14 Thomas Schwinge PR target/92713 PR target/101544 * config/gcn/gcn.h (LIBSTDCXX): Don't set. * config/nvptx/nvptx.h (LIBSTDCXX): Likewise. 2025-03-14 Richard Biener PR tree-optimization/119274 * tree-ssa-sccvn.cc (dominated_by_p_w_unex): Handle the top block being the only executable forwarder to a CFG merge. 2025-03-14 Richard Sandiford * tree-vect-slp.cc (vect_build_slp_instance): Pass the new group size (i) rather than 1 to vect_slp_prefer_store_lanes_p. (vect_analyze_slp): Only force the use of load-lanes and store-lanes if that is preferred for at least one load/store pair. 2025-03-14 Richard Biener PR tree-optimization/119155 * tree-vect-stmts.cc (vectorizable_store): Do not always use vector element alignment for VMAT_STRIDED_SLP but a more correct alignment towards both ends. (vectorizable_load): Likewise. 2025-03-14 Sandra Loosemore * doc/extend.texi (Alternate Keywords): Clean up text and remove discussion of "restrict", which is not a GNU extension at all. * doc/invoke.texi (C Dialect Options): Remove detailed discussion. 2025-03-13 Jan Hubicka PR ipa/119147 * ipa-inline.cc: Include ipa-modref-tree.h and ipa-modref.h. (speculation_useful_p): If target is a clone, speculation is usef; fix mixup of caller and callee; speculate also calls not considered hot; consider modref summary also possibly useful for optimization. * ipa-profile.cc (ipa_profile): Keep non-hot speculations. 2025-03-13 Richard Biener * tree.h (DECL_NOT_GIMPLE_REG_P): Update description. 2025-03-13 Wilco Dijkstra * common/config/aarch64/cpuinfo.h: Remove FEAT_PREDRES and FEAT_LS64*. * config/aarch64/aarch64-option-extensions.def: Remove FMV support for PREDRES. 2025-03-13 Richard Sandiford * match.pd: Extend pointer alignment folds so that they handle the case where a constant is added before or after the alignment. 2025-03-13 Richard Sandiford * match.pd: Fold ((X >> C1) & C2) * (1 << C1) to X & (C2 << C1). 2025-03-13 Robin Dapp PR target/119115 * config/riscv/riscv-vsetvl.cc (reg_used): New function. (reg_single_use_in_avl): Ditto. (pre_vsetvl::fuse_local_vsetvl_info): Use reg_single_use_in_avl when checking if vsetvl can be deleted. 2025-03-13 Robin Dapp PR target/117955 * config/riscv/riscv-vsetvl.cc: Use LMUL/ratio from vsetvl with larger SEW. 2025-03-13 Matthias Klose * configure.ac: Add option --enable-versioned-jit. * configure: Regenerate. * Makefile.in: Move from jit/Make-lang.in, setting value from configure.ac. * doc/install.texi: Document option --enable-versioned-jit. 2025-03-13 Xi Ruoyao PR target/119238 * config/loongarch/simd.md (dot_prod): Stop using structured binding. 2025-03-12 Alex Coplan PR rtl-optimization/116564 * df-problems.cc (df_simulate_defs): For partial defs, mark the register live (treat it as a RMW operation). 2025-03-12 Richard Earnshaw PR target/115439 * config/arm/predicates.md (vpr_register_operand): Allow type-punning subregs. 2025-03-12 Richard Sandiford PR target/116901 * config/aarch64/aarch64.cc (aarch64_vector_costs::count_ops): Allow stmt_info to be null. (aarch64_vector_costs::add_stmt_cost): Call count_ops even if stmt_info is null. 2025-03-12 Richard Sandiford PR tree-optimization/116901 * tree-vect-loop.cc (vectorizable_reduction): Set ncopies to SLP_TREE_NUMBER_OF_VEC_STMTS for SLP. 2025-03-12 Jakub Jelinek * tree.def (RAW_DATA_CST): Document meaning of NULL RAW_DATA_OWNER. (CONSTRUCTOR): Document meaning of RAW_DATA_CST used as element value. 2025-03-12 Jakub Jelinek PR middle-end/119204 PR middle-end/119219 * builtins.cc (fold_builtin_2): Pass type as another argument to fold_builtin_strspn and fold_builtin_strcspn. (fold_builtin_strspn): Add type argument, use it instead of size_type_node. (fold_builtin_strcspn): Add type argument, use it instead of TREE_TYPE (expr). 2025-03-12 Jeff Law Revert: 2025-03-09 Jeff Law PR rtl-optimization/117467 * ext-dce.cc (ext_dce_process_uses): When trivially possible advance the iterator over the destination of a SET. 2025-03-11 Andrew Pinski PR target/119131 * config/aarch64/aarch64.cc (aarch64_valid_fp_move): Remove check for !DECIMAL_FLOAT_MODE_P. (aarch64_float_const_representable_p): Reject decimal floating modes. * config/aarch64/aarch64.md (mov): Likewise. 2025-03-11 Jonathan Wakely * doc/extend.texi (Common Variable Attributes): Fix grammar in final sentence of -ftrivial-auto-var-init description. 2025-03-11 Juergen Christ * config/s390/s390.cc (s390_delegitimize_address): Add missing case. 2025-03-11 Martin Jambor * tree-ssa-alias.cc (ao_compare::compare_ao_refs): Fix a copy-and-paste error. 2025-03-11 Jakub Jelinek * dwarf2out.cc (gen_compile_unit_die): Use DW_LANG_Cobol85 if language_string is "GCC COBOL" rather than "Cobol". 2025-03-11 Richard Biener PR middle-end/119204 * builtins.cc (fold_builtin_strcspn): Preserve the original expression type. 2025-03-11 Jakub Jelinek PR c/119183 * tree.cc (skip_simple_arithmetic): If first operand of binary expr is TREE_CONSTANT or TREE_READONLY with no side-effects, call tree_invariant_p on that operand first instead of on the second. 2025-03-11 Jakub Jelinek PR debug/119190 * tree-complex.cc (update_complex_assignment, tree_lower_complex): Perform simple dce on dce_worklist only if optimize. 2025-03-11 Stefan Schulze Frielinghaus * config.gcc: Fail in case of option --with-mode=esa. * config/s390/s390.cc (s390_option_override_internal): Default to z/Architecture mode. * config/s390/s390.h (DRIVER_SELF_SPECS): Ditto. * config/s390/s390.opt: Emit a warning for option -mesa. * doc/invoke.texi: Document the change. 2025-03-11 Stefan Schulze Frielinghaus PR target/115835 * config/s390/s390.cc (s390_insn_cost): Implement. (TARGET_INSN_COST): Define. 2025-03-11 Richard Biener PR tree-optimization/119166 * tree-vect-stmts.cc (get_load_store_type): Guard SLP tree access. 2025-03-11 James K. Lowden * doc/contrib.texi: Update for gcobol. * doc/frontends.texi: Likewise. * doc/install.texi: Likewise. * doc/invoke.texi: Likewise. * doc/sourcebuild.texi: Likewise. * doc/standards.texi: Likewise. 2025-03-11 James K. Lowden * Makefile.in (installdirs): Create man3 directory. * common.opt (static-libgcobol): New driver option. * dwarf2out.cc (gen_compile_unit_die): Support Cobol as source language. 2025-03-10 Richard Sandiford Kugan Vivekanandarajah PR target/115258 * config/aarch64/aarch64.cc (aarch64_vectorize_vec_perm_const): Use d.one_vector_p to decide whether op1 should be a copy of op0. 2025-03-10 Vladimir N. Makarov PR target/114991 * ira-costs.cc (equiv_can_be_consumed_p): Add new argument invariant_p. Add code for dealing with the invariant. (calculate_equiv_gains): Don't consider init insns. Pass the new argument to equiv_can_be_consumed_p. Don't treat invariant as memory. 2025-03-10 Sandra Loosemore * doc/invoke.texi (Instrumentation Options): Fix typo introduced in commit 313edeeeb607fe32da5633cfb6f91977add446f6. 2025-03-10 Christophe Lyon PR target/115439 * config/arm/mve.md (vec_vcmp, vec_vcmpu, vcond_mask): Use vpr_register_operand predicate for MVE_VPRED operands. 2025-03-10 Xi Ruoyao PR target/119127 * config/loongarch/loongarch.cc (loongarch_reassoc_shift_bitwise): Sign extend mask to mode, specially handle the case it's extended to -1. * config/loongarch/loongarch.md (loongarch_reassoc_shift_bitwise): Update the comment for the special case. 2025-03-10 Jakub Jelinek PR c/117178 * gimple-ssa-warn-access.cc (maybe_warn_nonstring_arg): Look through multi-dimensional array types, stop at the innermost ARRAY_TYPE. 2025-03-09 Jeff Law PR rtl-optimization/117467 * ext-dce.cc (ext_dce_process_sets): Handle FP destinations better. 2025-03-09 Jeff Law PR rtl-optimization/117467 * ext-dce.cc (ext_dce_process_uses): When trivially possible advance the iterator over the destination of a SET. 2025-03-09 Andrew Pinski PR tree-optimization/118922 * tree-ssa-phiopt.cc (value_replacement): Set empty_or_with_defined_p to false when there is phi nodes for the middle bb. 2025-03-09 Sandra Loosemore PR middle-end/118457 * gimplify.cc (modify_call_for_omp_dispatch): New, containing code split from gimplify_call_expr and modified to emit tree instead of gimple. Remove the error for falling through to a call to the base function. (expand_variant_call_expr): New, split from gimplify_variant_call_expr. Call modify_call_for_omp_dispatch on calls to variants in a dispatch construct context. (gimplify_variant_call_expr): Make it call expand_variant_call_expr to do the actual work. (gimplify_call_expr): Remove sorry for calls involving both dynamic/late selectors and adjust_args/append_args, and adjust for new interface. Move adjust_args/append_args code to modify_call_for_omp_dispatch. (gimplify_omp_dispatch): Add some comments. 2025-03-08 Sandra Loosemore * doc/extend.texi (Basic Asm): Document that AssemblerInstructions can be an asm constexpr. (Extended Asm): Move the notes about asm constexprs for AssemblerTemplate and Clobbers to the corresponding subsections. Remove the notes for OutputOperands and InputOperands and reword misleading descriptions of the list item syntax. Note that constraint strings can be asm constexprs. (Asm constexprs): Use "title case" for subsection name. Be explicit about what parts of the asm syntax this applies to and that the parentheses are required. Correct markup and terminology. 2025-03-08 Sandra Loosemore PR c/67301 * doc/extend.texi (Extended Asm): Clarify that the square brackets around the asmSymbolicName of operands are a required part of the syntax. 2025-03-07 Jakub Jelinek PR c/117178 * tree.cc (get_attr_nonstring_decl): Look through all ARRAY_REFs, not just one and handle COMPONENT_REF and MEM_REF after skipping those rather than only when there wasn't ARRAY_REF. Formatting fix. 2025-03-07 Kees Cook Jakub Jelinek PR c/117178 * doc/invoke.texi (Wunterminated-string-initialization): Document the new interaction between this warning and -Wc++-compat and that initialization of decls with nonstring attribute aren't warned about. 2025-03-07 Sandra Loosemore PR sanitizer/56682 * doc/invoke.texi (Instrumentation Options): Document that -g is useful with -fsanitize=thread and -fsanitize=address. Also mention -fno-omit-frame-pointer per the asan wiki. 2025-03-07 Richard Sandiford Jan Hubicka H.J. Lu PR rtl-optimization/117477 * config/aarch64/aarch64.cc (aarch64_count_saves): New function. (aarch64_count_above_hard_fp_saves, aarch64_callee_save_cost) (aarch64_frame_allocation_cost): Likewise. (TARGET_CALLEE_SAVE_COST): Define. (TARGET_FRAME_ALLOCATION_COST): Likewise. * config/i386/i386.cc (ix86_ira_callee_saved_register_cost_scale): Replace with... (ix86_callee_save_cost): ...this new hook. (TARGET_IRA_CALLEE_SAVED_REGISTER_COST_SCALE): Delete. (TARGET_CALLEE_SAVE_COST): Define. * target.h (spill_cost_type, frame_cost_type): New enums. * target.def (callee_save_cost, frame_allocation_cost): New hooks. (ira_callee_saved_register_cost_scale): Delete. * doc/tm.texi.in (TARGET_IRA_CALLEE_SAVED_REGISTER_COST_SCALE): Delete. (TARGET_CALLEE_SAVE_COST, TARGET_FRAME_ALLOCATION_COST): New hooks. * doc/tm.texi: Regenerate. * hard-reg-set.h (hard_reg_set_popcount): New function. * ira-color.cc (allocated_memory_p): New variable. (allocated_callee_save_regs): Likewise. (record_allocation): New function. (assign_hard_reg): Use targetm.frame_allocation_cost to model the cost of the first spill or first caller save. Use targetm.callee_save_cost to model the cost of using new callee-saved registers. Apply the exit rather than entry frequency to the cost of restoring a register or deallocating the frame. Update the new variables above. (improve_allocation): Use record_allocation. (color): Initialize allocated_callee_save_regs. (ira_color): Initialize allocated_memory_p. * targhooks.h (default_callee_save_cost): Declare. (default_frame_allocation_cost): Likewise. * targhooks.cc (default_callee_save_cost): New function. (default_frame_allocation_cost): Likewise. 2025-03-07 Sandra Loosemore PR target/116708 * doc/invoke.texi (x86 Options): Clarify how -msse4 and -mno-sse4 interact with other SSE options. 2025-03-07 Martin Jambor PR ipa/118318 * ipa-cp.cc (adjust_clone_incoming_counts): Add a compatible_p check. 2025-03-07 Richard Earnshaw * config/arm/arm_neon.h: Try harder to detect if we have the softfp ABI enabled. 2025-03-07 Jakub Jelinek PR c/112960 PR c/117029 * doc/extend.texi (Complex): Add I and J suffixes to the list of complex suffixes, adjust for all of those being part of ISO C2Y, clarify that for -fno-ext-numeric-literals none of those are recognized as GNU extensions and for C++14 i is considered UDL even for -fext-numeric-literals when is included. 2025-03-07 Simon Martin * tree-vect-data-refs.cc: Define INCLUDE_ALGORITHM. 2025-03-07 Tamar Christina PR tree-optimization/118464 PR tree-optimization/116855 * doc/invoke.texi (min-pagesize): Update docs with vectorizer use. * tree-vect-data-refs.cc (vect_analyze_early_break_dependences): Delay checks. (vect_compute_data_ref_alignment): Remove alignment checks and move to get_load_store_type, increase group access alignment. (vect_enhance_data_refs_alignment): Add note to comment needing investigating. (vect_analyze_data_refs_alignment): Likewise. (vect_supportable_dr_alignment): For group loads look at first DR. * tree-vect-stmts.cc (get_load_store_type): Perform safety checks for early break pfa. * tree-vectorizer.h (dr_set_safe_speculative_read_required, dr_safe_speculative_read_required, DR_SCALAR_KNOWN_BOUNDS): New. (need_peeling_for_alignment): Renamed to... (safe_speculative_read_required): .. This (class dr_vec_info): Add scalar_access_known_in_bounds. 2025-03-07 Tamar Christina PR tree-optimization/118464 PR tree-optimization/116855 * config/aarch64/aarch64-sve.md (@extract__, @fold_extract__, @aarch64_fold_extract_vector__): Change SVE_FULL to SVE_ALL. * config/aarch64/iterators.md (vccore): Add more partial types. 2025-03-07 Richard Biener PR tree-optimization/119145 * tree-vectorizer.cc (try_vectorize_loop_1): Avoid BB vectorizing an if-converted loop body when there's a .MASK_CALL in the loop body. 2025-03-07 Christophe Lyon PR target/115485 * config/arm/arm.cc (require_pic_register): Fix typos in comment. Handle fixed arm_pic_register. 2025-03-07 Richard Sandiford PR tree-optimization/116125 * tree-vect-data-refs.cc (vect_prune_runtime_alias_test_list): Make the dr_with_seg_len alignment fields describe tha access sizes as well as the pointer alignment. * tree-data-ref.cc (create_intersect_range_checks): Don't compensate for invalid alignment fields here. 2025-03-07 Richard Sandiford PR target/119133 * config/aarch64/aarch64.md (*aarch64_bfi_): Use force_lowpart_subreg. 2025-03-07 Richard Biener PR middle-end/118801 * tree-ssa-dce.cc (eliminate_unnecessary_stmts): Prune sequences of uninterrupted DEBUG BEGIN_STMTs, keeping only the last of a set with unique location. 2025-03-07 Sandra Loosemore PR c/113515 * doc/invoke.texi (Warning Options): Improve -Wstringop-overflow documentation. 2025-03-07 Haochen Jiang * config/i386/avx10_2-512convertintrin.h (_mm512_mask_cvtbf8_ph): Correct mask width. (_mm512_maskz_cvtbf8_ph): Ditto. * config/i386/avx10_2convertintrin.h (_mm256_mask_cvtbf8_ph): Ditto. (_mm256_maskz_cvtbf8_ph): Ditto. 2025-03-06 Alexey Merzlyakov PR rtl-optimization/119099 * ext-dce.cc (ext_dce_rd_transfer_n): Do not allow the livein set to shrink. 2025-03-06 Simon Martin * config/i386/x86-tune-sched.cc (ix86_fuse_mov_alu_p): Fix comment typo, paramter -> parameter. * config/lm32/lm32.cc (lm32_std_gimplify_va_arg_expr): Likewise. 2025-03-06 Wilco Dijkstra PR target/118351 PR other/38768 * common/config/aarch64/aarch64-common.cc: Enable early scheduling with -O3 and higher. * doc/invoke.texi (-fschedule-insns): Update comment. 2025-03-06 Richard Sandiford Revert: 2025-03-06 Richard Sandiford Jan Hubicka PR rtl-optimization/117477 * config/aarch64/aarch64.cc (aarch64_count_saves): New function. (aarch64_count_above_hard_fp_saves, aarch64_callee_save_cost) (aarch64_frame_allocation_cost): Likewise. (TARGET_CALLEE_SAVE_COST): Define. (TARGET_FRAME_ALLOCATION_COST): Likewise. * config/i386/i386.cc (ix86_ira_callee_saved_register_cost_scale): Replace with... (ix86_callee_save_cost): ...this new hook. (TARGET_IRA_CALLEE_SAVED_REGISTER_COST_SCALE): Delete. (TARGET_CALLEE_SAVE_COST): Define. * target.h (spill_cost_type, frame_cost_type): New enums. * target.def (callee_save_cost, frame_allocation_cost): New hooks. (ira_callee_saved_register_cost_scale): Delete. * doc/tm.texi.in (TARGET_IRA_CALLEE_SAVED_REGISTER_COST_SCALE): Delete. (TARGET_CALLEE_SAVE_COST, TARGET_FRAME_ALLOCATION_COST): New hooks. * doc/tm.texi: Regenerate. * hard-reg-set.h (hard_reg_set_popcount): New function. * ira-color.cc (allocated_memory_p): New variable. (allocated_callee_save_regs): Likewise. (record_allocation): New function. (assign_hard_reg): Use targetm.frame_allocation_cost to model the cost of the first spill or first caller save. Use targetm.callee_save_cost to model the cost of using new callee-saved registers. Apply the exit rather than entry frequency to the cost of restoring a register or deallocating the frame. Update the new variables above. (improve_allocation): Use record_allocation. (color): Initialize allocated_callee_save_regs. (ira_color): Initialize allocated_memory_p. * targhooks.h (default_callee_save_cost): Declare. (default_frame_allocation_cost): Likewise. * targhooks.cc (default_callee_save_cost): New function. (default_frame_allocation_cost): Likewise. 2025-03-06 Richard Biener PR lto/114501 * ipa-free-lang-data.cc (find_decls_types_r): Explicitly handle CONSTRUCTORs as walk_tree handling of those is incomplete. 2025-03-06 Alex Coplan PR rtl-optimization/114492 * pair-fusion.cc (pair_fusion_bb_info::fuse_pair): Check for singleton move range before calling restrict_movement. (pair_fusion::try_promote_writeback): Likewise. 2025-03-06 Richard Sandiford Jan Hubicka PR rtl-optimization/117477 * config/aarch64/aarch64.cc (aarch64_count_saves): New function. (aarch64_count_above_hard_fp_saves, aarch64_callee_save_cost) (aarch64_frame_allocation_cost): Likewise. (TARGET_CALLEE_SAVE_COST): Define. (TARGET_FRAME_ALLOCATION_COST): Likewise. * config/i386/i386.cc (ix86_ira_callee_saved_register_cost_scale): Replace with... (ix86_callee_save_cost): ...this new hook. (TARGET_IRA_CALLEE_SAVED_REGISTER_COST_SCALE): Delete. (TARGET_CALLEE_SAVE_COST): Define. * target.h (spill_cost_type, frame_cost_type): New enums. * target.def (callee_save_cost, frame_allocation_cost): New hooks. (ira_callee_saved_register_cost_scale): Delete. * doc/tm.texi.in (TARGET_IRA_CALLEE_SAVED_REGISTER_COST_SCALE): Delete. (TARGET_CALLEE_SAVE_COST, TARGET_FRAME_ALLOCATION_COST): New hooks. * doc/tm.texi: Regenerate. * hard-reg-set.h (hard_reg_set_popcount): New function. * ira-color.cc (allocated_memory_p): New variable. (allocated_callee_save_regs): Likewise. (record_allocation): New function. (assign_hard_reg): Use targetm.frame_allocation_cost to model the cost of the first spill or first caller save. Use targetm.callee_save_cost to model the cost of using new callee-saved registers. Apply the exit rather than entry frequency to the cost of restoring a register or deallocating the frame. Update the new variables above. (improve_allocation): Use record_allocation. (color): Initialize allocated_callee_save_regs. (ira_color): Initialize allocated_memory_p. * targhooks.h (default_callee_save_cost): Declare. (default_frame_allocation_cost): Likewise. * targhooks.cc (default_callee_save_cost): New function. (default_frame_allocation_cost): Likewise. 2025-03-06 Richard Biener PR middle-end/119119 * gimplify.cc (is_gimple_mem_rhs_or_call): All empty CTORs are OK when not a register type. 2025-03-05 Hannes Braun PR target/118942 * config/arm/arm_neon.h (vld1q_s8_x3): Use int8_t instead of uint16_t. (vld1q_s16_x3): Use int16_t instead of uint16_t. (vld1q_s8_x4): Likewise. (vld1q_s16_x4): Likewise. 2025-03-05 Kyrylo Tkachov PR rtl-optimization/119046 * config/aarch64/aarch64.cc (aarch64_evpc_dup): Use VOIDmode for PARALLEL. 2025-03-05 Kyrylo Tkachov PR rtl-optimization/119046 * rtlanal.cc (may_trap_p_1): Don't mark FP-mode PARALLELs as trapping. 2025-03-05 Jakub Jelinek PR tree-optimization/118953 * value-range.cc (irange::union_bitmask): Update m_bitmask if get_bitmask () is unknown_p and m_bitmask is not even when the semantic bitmask didn't change and returning false. 2025-03-05 Richard Biener PR middle-end/97323 * tree.cc (gimple_canonical_types_compatible_p): Ignore TYPE_MODE also for ARRAY_TYPE. (verify_type): Likewise. 2025-03-05 Xi Ruoyao PR target/119084 * config/loongarch/lasx.md (UNSPEC_LASX_XVLDX): Remove. (lasx_xvldx): Remove. * config/loongarch/lsx.md (UNSPEC_LSX_VLDX): Remove. (lsx_vldx): Remove. * config/loongarch/simd.md (QIVEC): New define_mode_iterator. (_vldx): New define_expand. * config/loongarch/loongarch.cc (loongarch_address_insns_1): New static function with most logic factored out from ... (loongarch_address_insns): ... here. Call loongarch_address_insns_1 with reg_reg_cost = 1. (loongarch_address_cost): Call loongarch_address_insns_1 with reg_reg_cost = la_addr_reg_reg_cost. 2025-03-04 Georg-Johann Lay * doc/invoke.texi (AVR Optimization Options): New @subsubsection for pure optimization options. 2025-03-04 Oscar Gustafsson * doc/extend.texi: Improve example for __builtin_bswap16. 2025-03-04 Jan Hubicka * config/i386/i386.h (TARGET_AVOID_FALSE_DEP_FOR_TZCNT): New macro. (TARGET_AVOID_FALSE_DEP_FOR_BLS): New macro. * config/i386/i386.md (*bmi_blsi_): Add splitter for false dependency. (*bmi_blsi__ccno): Add splitter for false dependency. (*bmi_blsi__falsedep): New pattern. (*bmi_blsmsk_): Add splitter for false dependency. (*bmi_blsmsk__falsedep): New pattern. (*bmi_blsr_): Add splitter for false dependency. (*bmi_blsr__cmp): Add splitter for false dependency (*bmi_blsr__cmp_falsedep): New pattern. * config/i386/x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_TZCNT): New tune. (X86_TUNE_AVOID_FALSE_DEP_FOR_BLS): New tune. 2025-03-04 Jan Hubicka * config/i386/i386.h (TARGET_FUSE_ALU_AND_BRANCH_MEM): New macro. (TARGET_FUSE_ALU_AND_BRANCH_MEM_IMM): New macro. (TARGET_FUSE_ALU_AND_BRANCH_RIP_RELATIVE): New macro. * config/i386/x86-tune-sched.cc (ix86_fuse_mov_alu_p): Support non-single-set. (ix86_macro_fusion_pair_p): Allow ALU which only clobbers; be more careful about immediates; check TARGET_FUSE_ALU_AND_BRANCH_MEM, TARGET_FUSE_ALU_AND_BRANCH_MEM_IMM, TARGET_FUSE_ALU_AND_BRANCH_RIP_RELATIVE; verify that we never use unsigned checks with inc/dec. * config/i386/x86-tune.def (X86_TUNE_FUSE_ALU_AND_BRANCH): New tune. (X86_TUNE_FUSE_ALU_AND_BRANCH_MEM): New tune. (X86_TUNE_FUSE_ALU_AND_BRANCH_MEM_IMM): New tune. (X86_TUNE_FUSE_ALU_AND_BRANCH_RIP_RELATIVE): New tune. 2025-03-04 Tamar Christina PR target/118892 * config/aarch64/aarch64.md (copysign3): Use force_lowpart_subreg instead of lowpart_subreg. 2025-03-04 Richard Sandiford PR tree-optimization/118976 * fold-const.cc (const_unop): Use ~ rather than - for BIT_NOT_EXPR. * config/aarch64/aarch64.cc (aarch64_test_sve_folding): New function. (aarch64_run_selftests): Run it. 2025-03-04 Richard Sandiford Jakub Jelinek PR rtl-optimization/119002 * simplify-rtx.cc (simplify_context::simplify_logical_relational_operation): Handle comparisons between CC values. If there is no evidence that the CC values are unsigned, restrict the fold to always-true or always-false results. 2025-03-04 Richard Biener PR tree-optimization/119096 * tree-vect-loop.cc (vect_transform_reduction): Use the correct else value for .COND_fn. 2025-03-03 Andrew Carlotti * common/config/aarch64/aarch64-common.cc (struct aarch64_extension_info): Add field. (aarch64_get_required_features): New. * config/aarch64/aarch64-builtins.cc (aarch64_simd_switcher::aarch64_simd_switcher): Rename to... (aarch64_target_switcher::aarch64_target_switcher): ...this, and extend to handle sve, nosimd and target pragmas. (aarch64_simd_switcher::~aarch64_simd_switcher): Rename to... (aarch64_target_switcher::~aarch64_target_switcher): ...this, and extend to handle sve, nosimd and target pragmas. (handle_arm_acle_h): Use aarch64_target_switcher. (handle_arm_neon_h): Rename switcher and pass explicit flags. (aarch64_general_init_builtins): Ditto. * config/aarch64/aarch64-protos.h (class aarch64_simd_switcher): Rename to... (class aarch64_target_switcher): ...this, and add new members. (aarch64_get_required_features): New prototype. * config/aarch64/aarch64-sve-builtins.cc (sve_switcher::sve_switcher): Delete (sve_switcher::~sve_switcher): Delete (sve_alignment_switcher::sve_alignment_switcher): New (sve_alignment_switcher::~sve_alignment_switcher): New (register_builtin_types): Use alignment switcher (init_builtins): Rename switcher. (handle_arm_neon_sve_bridge_h): Ditto. (handle_arm_sme_h): Ditto. (handle_arm_sve_h): Ditto, and use alignment switcher. * config/aarch64/aarch64-sve-builtins.h (class sve_switcher): Delete. (class sme_switcher): Delete. (class sve_alignment_switcher): New. * config/aarch64/t-aarch64 (aarch64-builtins.o): Add $(REGS_H). (aarch64-sve-builtins.o): Remove $(REG_H). 2025-03-03 Richard Earnshaw * config/arm/thumb1.md (split patterns for GEU and LEU): New. 2025-03-03 Uros Bizjak Revert: 2025-03-03 Uros Bizjak * combine.cc (distribute_notes): Reverse negative logic in ternary operators. 2025-03-03 Uros Bizjak * combine.cc (distribute_notes): Reverse negative logic in ternary operators. 2025-03-03 Uros Bizjak PR rtl-optimization/118739 * combine.cc (distribute_notes) : Correct the logic when the register is used by I3. 2025-03-03 Martin Jambor PR ipa/118785 * ipa-cp.cc (ipa_vr_intersect_with_arith_jfunc): Handle non-conversion unary operations separately before doing any conversions. Check expr_type_first_operand_type_p for non-unary operations too. Fix type of op_res. 2025-03-03 Richard Biener PR tree-optimization/119057 * tree-vect-loop.cc (check_reduction_path): Add argument specifying whether we're analyzing the inner loop of a double reduction. Do not allow extra uses outside of the double reduction cycle in this case. (vect_is_simple_reduction): Adjust. 2025-03-03 Richard Biener PR ipa/119067 * ipa-devirt.cc (odr_types_equivalent_p): Check TYPE_VECTOR_SUBPARTS for vectors. 2025-03-02 Jeff Law PR target/118934 * config/riscv/corev.md (cv_branch): Adjust output template. (branch): Likewise. * config/riscv/riscv.md (branch): Likewise. * config/riscv/riscv.cc (riscv_asm_output_opcode): Handle 'r' rather than 'n'. 2025-03-02 Jakub Jelinek PR translation/118991 * config/avr/avr.cc (avr_print_operand): Print ival into a temporary buffer and use %s in output_operand_lossage to make the diagnostics translatable. 2025-03-02 Filip Kastl PR tree-optimization/117919 * gimple-ssa-sccopy.cc (scc_copy_prop::propagate): Prune statements that 'replace_uses_by ()' removed. 2025-03-01 Gerald Pfeifer PR target/69374 * doc/install.texi (Specific, *-*-freebsd*): Simplify description. 2025-03-01 Jakub Jelinek PR jit/117047 * ggc-common.cc (ggc_internal_cleared_alloc_no_dtor): Pass size rather than s as the first argument to ggc_internal_cleared_alloc. 2025-03-01 Yuriy Kolerov PR target/118906 * common/config/riscv/riscv-common.cc: fix zce to zcf implication. 2025-03-01 Jan Dubiec PR target/114222 * config/h8300/h8300.cc (h8300_init_libfuncs): For HImode override calls to external ffs() (from newlib) with calls to __ffshi2() from libgcc. The implementation of ffs() in newlib calls __builtin_ffs() what causes infinite recursion and finally a stack overflow. 2025-03-01 Jakub Jelinek PR other/119052 * input.cc (check_line): Don't call sscanf on non-null terminated buffer, instead copy line.length () bytes from line.get_buffer () to a local buffer, null terminate it and call sscanf on that. Formatting fix. (test_replacement): Just allocate maxline * 5 rather than maxline * 15 bytes for the file. Formatting fix. 2025-03-01 Jakub Jelinek PR jit/117047 * acinclude.m4 (gcc_CHECK_ATTRIBUTE_ALIAS): New. * configure.ac: Add gcc_CHECK_ATTRIBUTE_ALIAS. * ggc.h (ggc_internal_alloc): Remove ATTRIBUTE_MALLOC from overload with finalizer pointer. Call ggc_internal_alloc_no_dtor in inline overload without finalizer pointer. (ggc_internal_alloc_no_dtor): Declare. (ggc_internal_cleared_alloc): Remove ATTRIBUTE_MALLOC from overload with finalizer pointer. Call ggc_internal_cleared_alloc_no_dtor in inline overload without finalizer pointer. (ggc_internal_cleared_alloc_no_dtor): Declare. (ggc_alloc): Call ggc_internal_alloc_no_dtor if no finalization is needed. (ggc_alloc_no_dtor): Call ggc_internal_alloc_no_dtor. (ggc_cleared_alloc): Call ggc_internal_cleared_alloc_no_dtor if no finalization is needed. (ggc_vec_alloc): Call ggc_internal_alloc_no_dtor if no finalization is needed. (ggc_cleared_vec_alloc): Call ggc_internal_cleared_alloc_no_dtor if no finalization is needed. * ggc-page.cc (ggc_internal_alloc): If HAVE_ATTRIBUTE_ALIAS, turn overload with finalizer into alias to ggc_internal_alloc_ and rename it to ... (ggc_internal_alloc_): ... this, make it extern "C". (ggc_internal_alloc_no_dtor): New alias if HAVE_ATTRIBUTE_ALIAS, otherwise new noinline wrapper. * ggc-common.cc (ggc_internal_cleared_alloc): If HAVE_ATTRIBUTE_ALIAS, turn overload with finalizer into alias to ggc_internal_alloc_ and rename it to ... (ggc_internal_cleared_alloc_): ... this, make it extern "C". (ggc_internal_cleared_alloc_no_dtor): New alias if HAVE_ATTRIBUTE_ALIAS, otherwise new noinline wrapper. * ggc-none.cc (ggc_internal_alloc): If HAVE_ATTRIBUTE_ALIAS, turn overload with finalizer into alias to ggc_internal_alloc_ and rename it to ... (ggc_internal_alloc_): ... this, make it extern "C". (ggc_internal_alloc_no_dtor): New alias if HAVE_ATTRIBUTE_ALIAS, otherwise new wrapper. (ggc_internal_cleared_alloc): If HAVE_ATTRIBUTE_ALIAS, turn overload with finalizer into alias to ggc_internal_alloc_ and rename it to ... (ggc_internal_cleared_alloc_): ... this, make it extern "C". (ggc_internal_cleared_alloc_no_dtor): New alias if HAVE_ATTRIBUTE_ALIAS, otherwise new wrapper. * genmatch.cc (ggc_internal_cleared_alloc, ggc_free): Formatting fix. (ggc_internal_cleared_alloc_no_dtor): Define. * config.in: Regenerate. * configure: Regenerate. 2025-03-01 Jakub Jelinek PR middle-end/115871 * omp-simd-clone.cc (simd_clone_adjust): For SIMD_CLONE_ARG_TYPE_MASK and sc->mask_mode not VOIDmode, set elem_type to the characteristic type rather than boolean_type_node. 2025-03-01 Jan Dubiec PR target/109189 * config/h8300/h8300.cc (h8300_print_operand): Replace %ld format strings with HOST_WIDE_INT_PRINT_DEC macro in order to silence -Wformat warnings when building on Windows/MinGW64. 2025-02-28 Martin Jambor PR ipa/118243 * ipa-sra.cc (pull_accesses_from_callee): New parameters caller_ipcp_ts and param_idx. Check that scalar pulled accesses would not clash with a known IPA-CP aggregate constant. (param_splitting_across_edge): Pass IPA-CP transformation summary and caller parameter index to pull_accesses_from_callee. 2025-02-28 Richard Biener PR ipa/111245 * ipa-modref.cc (modref_access_analysis::analyze_store): Do not guard the check of whether the stmt could throw by cfun->can_throw_non_call_exceptions. 2025-02-28 Jakub Jelinek PR rtl-optimization/117712 * expr.cc (force_operand): Handle {,UNSIGNED_}FIX with FIX operand using expand_fix on the inner FIX operand. 2025-02-28 Richard Biener PR tree-optimization/87984 * tree-ssa-dom.cc (dom_opt_dom_walker::optimize_stmt): Do not perform redundant store elimination to hard register variables. * tree-ssa-sccvn.cc (eliminate_dom_walker::eliminate_stmt): Likewise. 2025-02-28 Richard Biener PR middle-end/66279 * gimplify.cc (gimplify_asm_expr): Copy TREE_PURPOSE before rewriting it for "+" processing. 2025-02-28 H.J. Lu * config/i386/i386.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Moved to ... * config/i386/i386.cc (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Here. 2025-02-27 Pan Li PR target/118931 * config/riscv/riscv-v.cc (expand_const_vector): Add overflow to smode check and clean up highest bits if overflow. 2025-02-27 Jakub Jelinek PR tree-optimization/119030 * gimple-fold.cc (fold_truth_andor_for_ifcombine): Fix a pasto, ll_unsignedp -> rl_unsignedp. 2025-02-27 Jakub Jelinek PR middle-end/118860 * input.h (file_cache::tune): No longer static. Rename argument from num_file_slots_ to num_file_slots. Formatting fix. (file_cache::num_file_slots): Renamed to ... (file_cache::m_num_file_slots): ... this. No longer static. * input.cc (file_cache_slot::tune): Change return type from void to size_t, return previous file_cache_slot::line_record_size value. Formatting fixes. (file_cache::tune): Rename argument from num_file_slots_ to num_file_slots. Set m_num_file_slots rather than num_file_slots. If m_num_file_slots or file_cache_slot::line_record_size changes, delete[] m_file_slots and new it again. (file_cache::num_file_slots): Remove definition. (file_cache::lookup_file): Use m_num_file_slots rather than num_file_slots. (file_cache::evicted_cache_tab_entry): Likewise. (file_cache::file_cache): Likewise. Initialize m_num_file_slots to 16. (file_cache::dump): Use m_num_file_slots rather than num_file_slots. (file_cache_slot::get_next_line): Formatting fixes. (file_cache_slot::read_line_num): Likewise. (get_source_text_between): Likewise. * toplev.cc (toplev::main): Call global_dc->get_file_cache ().tune rather than file_cache::tune. 2025-02-27 Thomas Schwinge * config/nvptx/nvptx.h (MAX_FIXED_MODE_SIZE): '#define'. 2025-02-27 Thomas Schwinge * config/nvptx/nvptx.opt (-mfake-ptx-alloca): New. * config/nvptx/nvptx-protos.h (nvptx_output_fake_ptx_alloca): Declare. * config/nvptx/nvptx.cc (nvptx_output_fake_ptx_alloca): New. * config/nvptx/nvptx.md (define_insn "@nvptx_alloca_") [!(TARGET_PTX_7_3 && TARGET_SM52)]: Use it for '-mfake-ptx-alloca'. 2025-02-27 Thomas Schwinge * config/nvptx/nvptx.md (define_expand "allocate_stack") [!TARGET_SOFT_STACK]: Move 'sorry ("dynamic stack allocation not supported");'... (define_insn "@nvptx_alloca_"): ... here. 2025-02-27 Jerry DeLisle PR fortran/108369 * doc/invoke.texi: Add a note to clarify. Adjust some wording. 2025-02-27 Haochen Jiang * config/i386/x86-tune.def (X86_TUNE_DEST_FALSE_DEP_FOR_GLC): Add GNR, GNR-D, DMR. (X86_TUNE_AVOID_256FMA_CHAINS): Ditto. (X86_TUNE_AVX512_MOVE_BY_PIECES): Ditto. (X86_TUNE_AVX512_STORE_BY_PIECES): Ditto. 2025-02-27 Jakub Jelinek * gimple-range-phi.cc (phi_analyzer::process_phi): Fix comment typo, dpoesn;t -> doesn't. 2025-02-27 Jakub Jelinek PR testsuite/116143 * Makefile.in (EXTRA_BACKEND_OBJS): New variable. (BACKEND): Use it before libbackend.a. 2025-02-27 Jakub Jelinek PR middle-end/118819 * alias.cc (memrefs_conflict_p): Perform arithmetics on c, xsize and ysize in poly_offset_int and return -1 if it is not representable in poly_int64. 2025-02-26 Jakub Jelinek PR c/119001 * varasm.cc (output_constructor_regular_field): Don't fail assertion if next is non-NULL and FIELD_DECL if TREE_CODE (local->type) is UNION_TYPE. 2025-02-26 Jakub Jelinek PR c/114870 * ginclude/stddef.h (__STDC_VERSION_STDDEF_H__, unreachable): Don't redefine multiple times if stddef.h is first included without __need_* defines and later with them. Move nullptr_t and unreachable and __STDC_VERSION_STDDEF_H__ definitions into the same defined (__STDC_VERSION__) && __STDC_VERSION__ > 201710L #if block. 2025-02-26 Jakub Jelinek PR rtl-optimization/119002 * config/arm/arm.h (REVERSE_CONDITION): Use CODE - the macro argument - in the macro rather than code. 2025-02-26 Vladimir N. Makarov PR middle-end/119021 * lra.cc (lra_asm_insn_error): Use lra_invalidate_insn_data instead of lra_update_insn_regno_info. * lra-assigns.cc (lra_split_hard_reg_for): Restore old code. 2025-02-26 Alexandre Oliva * doc/sourcebuild.texi: Add x86 effective target. 2025-02-26 Alexandre Oliva * doc/sourcebuild.texi (dg-do-if): Document. 2025-02-26 Jakub Jelinek PR testsuite/116143 * simple-diagnostic-path.h (simple_diagnostic_path::num_events): Define inline. (simple_diagnostic_path::num_threads): Likewise. * simple-diagnostic-path.cc (simple_diagnostic_path::num_events): Remove out of line definition. (simple_diagnostic_path::num_threads): Likewise. 2025-02-25 Jason Merrill * doc/install.texi: 10.5 won't bootstrap with C++98. 2025-02-25 Vladimir N. Makarov PR target/115458 * lra-int.h (LRA_MAX_FAILED_SPLITS): Define and check its value. (lra_split_hard_reg_for): Change prototype. * lra.cc (lra): Try to split hard reg range several times after a failure. * lra-assigns.cc (lra_split_hard_reg_for): Add an arg, a flag of giving up. Report asm error and nullify the asm insn depending on the arg value. 2025-02-25 Jakub Jelinek PR translation/118991 * config/pru/pru-pragma.cc (pru_pragma_ctable_entry): Use %wd instead of %" HOST_WIDE_INT_PRINT "d to print a hwi in error. 2025-02-25 Iain Buclaw PR d/118654 * config/i386/i386-d.cc (ix86_d_target_versions): Predefine GNU_CET. (ix86_d_handle_target_cf_protection): New. (ix86_d_register_target_info): Add 'CET' TargetInfo key. 2025-02-24 Robin Dapp PR target/114516 * config/riscv/riscv-vector-costs.cc (compute_estimated_lmul): Add pattern statements to program points. 2025-02-24 Robin Dapp PR middle-end/118950 * tree-vect-patterns.cc (vect_recog_gather_scatter_pattern): Use original LHS's type. 2025-02-24 Jakub Jelinek PR tree-optimization/118915 * tree-ssa-reassoc.cc (optimize_range_tests_to_bit_test): For highj == NULL_TREE use TYPE_MAX_VALUE (TREE_TYPE (lowj)) rather than TYPE_MAX_VALUE (type). 2025-02-24 Richard Biener PR tree-optimization/118973 * tree-ssa-dce.cc (mark_stmt_if_obviously_necessary): Calls that alter control flow in unpredictable ways need to be preserved. 2025-02-24 Jakub Jelinek PR middle-end/118993 * gimplify.cc (gimplify_scan_omp_clauses): Fix diagnostics typo, undfined -> undefined. 2025-02-24 Jakub Jelinek PR c/117023 * builtin-attrs.def (ATTR_NONNULL_IF_NONZERO): New DEF_ATTR_IDENT. (ATTR_NOTHROW_NONNULL_IF12_LEAF, ATTR_NOTHROW_NONNULL_IF13_LEAF, ATTR_NOTHROW_NONNULL_IF123_LEAF, ATTR_NOTHROW_NONNULL_IF23_LEAF, ATTR_NOTHROW_NONNULL_1_IF23_LEAF, ATTR_PURE_NOTHROW_NONNULL_IF12_LEAF, ATTR_PURE_NOTHROW_NONNULL_IF13_LEAF, ATTR_PURE_NOTHROW_NONNULL_IF123_LEAF, ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_IF12_LEAF, ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_IF12_LEAF): New DEF_ATTR_TREE_LIST. * builtins.def (BUILT_IN_STRNDUP): Use ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_IF12_LEAF instead of ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF. (BUILT_IN_STRNCAT, BUILT_IN_STRNCAT_CHK): Use ATTR_NOTHROW_NONNULL_1_IF23_LEAF instead of ATTR_NOTHROW_NONNULL_LEAF. (BUILT_IN_BCOPY, BUILT_IN_MEMCPY, BUILT_IN_MEMCPY_CHK, BUILT_IN_MEMMOVE, BUILT_IN_MEMMOVE_CHK, BUILT_IN_STRNCPY, BUILT_IN_STRNCPY_CHK): Use ATTR_NOTHROW_NONNULL_IF123_LEAF instead of ATTR_NOTHROW_NONNULL_LEAF. (BUILT_IN_MEMPCPY, BUILT_IN_MEMPCPY_CHK, BUILT_IN_STPNCPY, BUILT_IN_STPNCPY_CHK): Use ATTR_NOTHROW_NONNULL_IF123_LEAF instead of ATTR_RETNONNULL_NOTHROW_LEAF. (BUILT_IN_BZERO, BUILT_IN_MEMSET, BUILT_IN_MEMSET_CHK): Use ATTR_NOTHROW_NONNULL_IF13_LEAF instead of ATTR_NOTHROW_NONNULL_LEAF. (BUILT_IN_BCMP, BUILT_IN_MEMCMP, BUILT_IN_STRNCASECMP, BUILT_IN_STRNCMP): Use ATTR_PURE_NOTHROW_NONNULL_IF123_LEAF instead of ATTR_PURE_NOTHROW_NONNULL_LEAF. (BUILT_IN_STRNLEN): Use ATTR_PURE_NOTHROW_NONNULL_IF12_LEAF instead of ATTR_PURE_NOTHROW_NONNULL_LEAF. (BUILT_IN_MEMCHR): Use ATTR_PURE_NOTHROW_NONNULL_IF13_LEAF instead of ATTR_PURE_NOTHROW_NONNULL_LEAF. 2025-02-24 Lino Hsing-Yu Peng * config/riscv/riscv.cc: Set multi push regs bits. 2025-02-22 Thomas Schwinge * config/bpf/bpf.md (define_expand "allocate_stack"): Emit 'sorry, unimplemented: dynamic stack allocation not supported'. * config/nvptx/nvptx.md (define_expand "allocate_stack") [!TARGET_SOFT_STACK && !(TARGET_PTX_7_3 && TARGET_SM52)]: Likewise. 2025-02-21 H.J. Lu * sese.cc (debug_edge): Append a newline. 2025-02-21 Richard Biener PR tree-optimization/118954 * tree-predcom.cc (ref_at_iteration): Make sure to not associate the constant offset with DR_BASE_ADDRESS when that is an offsetted pointer. 2025-02-20 David Malcolm * diagnostic-core.h: Add comments making clear that these functions implicitly use global_dc. 2025-02-20 David Malcolm * libsarifreplay.cc (sarif_replayer::make_plain_text_within_result_message): Capture which json::string was used. When reporting on unescaped "{" or "}" in SARIF message strings, use that string rather than the message object, and refer the user to §3.11.5 ("Messages with placeholders") rather than §3.11.11 ("arguments"). Ideally we'd place the error at the precise character, but that can't be done without reworking json-parsing.cc's lexer::lex_string, which is too invasive for stage 4. (sarif_replayer::get_plain_text_from_mfms): Capture which json::string was used. (sarif_replayer::lookup_plain_text_within_result_message): Likewise. 2025-02-20 Gerald Pfeifer PR target/69374 * doc/install.texi (Specific, aarch64*-*-*): Drop note for Binutils pre 2.24. 2025-02-20 Richard Sandiford * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vec_cmp_float): Remove can_invert_p argument and change return type to void. * config/aarch64/aarch64.cc (aarch64_expand_sve_vec_cmp_float): Likewise. * config/aarch64/aarch64-sve.md (vec_cmp): Update call accordingly. 2025-02-20 Richard Biener PR tree-optimization/118521 * tree-scalar-evolution.cc (final_value_replacement_loop): Fold uses of the replaced PHI def. 2025-02-20 Filip Kastl * doc/invoke.texi: Fix typo file-cache-files -> file-cache-lines. 2025-02-20 Richard Biener PR tree-optimization/86270 * tree-outof-ssa.cc (insert_backedge_copies): Pattern match a single conflict in a loop condition and adjust that avoiding the conflict if possible. 2025-02-20 H.J. Lu Revert: 2025-02-16 H.J. Lu PR target/109780 PR target/109093 * config/i386/i386.cc (ix86_update_stack_alignment): New. (ix86_find_all_reg_use_1): Likewise. (ix86_find_all_reg_use): Likewise. (ix86_find_max_used_stack_alignment): Also check memory accesses from registers defined by stack or frame registers. 2025-02-20 H.J. Lu Revert: 2025-02-17 Uros Bizjak * config/i386/i386.cc (ix86_find_all_reg_use): Scan only for SET RTX in PARALLEL. 2025-02-19 David Malcolm PR other/118919 * input.cc (file_cache_slot::m_file_path): Make non-const. (file_cache_slot::evict): Free m_file_path. (file_cache_slot::create): Store a copy of file_path if non-null. (file_cache_slot::~file_cache_slot): Free m_file_path. 2025-02-19 Pan Li PR middle-end/116351 * tree-vect-loop.cc (vect_verify_loop_lens): Return false if the loop_vinfo has relevant mode such as DImode. 2025-02-19 Xi Ruoyao * config/loongarch/lasx.md (UNSPEC_LASX_XVSRARI): Remove. (UNSPEC_LASX_XVSRLRI): Remove. (lasx_xvsrari_): Remove. (lasx_xvsrlri_): Remove. * config/loongarch/lsx.md (UNSPEC_LSX_VSRARI): Remove. (UNSPEC_LSX_VSRLRI): Remove. (lsx_vsrari_): Remove. (lsx_vsrlri_): Remove. * config/loongarch/simd.md (simd__imm_round_): New define_insn. (_vri_): New define_expand. 2025-02-19 Xi Ruoyao * config/loongarch/simd.md (wvec_half): New define_mode_attr. (dot_prod): New define_expand. 2025-02-19 Xi Ruoyao * config/loongarch/simd.md (even_odd): New define_int_attr. (vec_widen_mult__): New define_expand. 2025-02-19 Xi Ruoyao * config/loongarch/simd.md (LVEC): New define_mode_attr. (simdfmt_as_i): Make it same as simdfmt for integer vector modes. (_f): New define_mode_attr. * config/loongarch/lsx.md (lsx_vpickev_b): Remove. (lsx_vpickev_h): Remove. (lsx_vpickev_w): Remove. (lsx_vpickev_w_f): Remove. (lsx_vpickod_b): Remove. (lsx_vpickod_h): Remove. (lsx_vpickod_w): Remove. (lsx_vpickev_w_f): Remove. (lsx_pick_evod_): New define_insn. (lsx_vpick_<_f>): New define_expand. 2025-02-19 Xi Ruoyao * config/loongarch/lasx.md (UNSPEC_LASX_XVMADDWEV): Remove. (UNSPEC_LASX_XVMADDWEV2): Remove. (UNSPEC_LASX_XVMADDWEV3): Remove. (UNSPEC_LASX_XVMADDWOD): Remove. (UNSPEC_LASX_XVMADDWOD2): Remove. (UNSPEC_LASX_XVMADDWOD3): Remove. (lasx_xvmaddwev_h_b): Remove. (lasx_xvmaddwev_w_h): Remove. (lasx_xvmaddwev_d_w): Remove. (lasx_xvmaddwev_q_d): Remove. (lasx_xvmaddwod_h_b): Remove. (lasx_xvmaddwod_w_h): Remove. (lasx_xvmaddwod_d_w): Remove. (lasx_xvmaddwod_q_d): Remove. (lasx_xvmaddwev_q_du): Remove. (lasx_xvmaddwod_q_du): Remove. (lasx_xvmaddwev_h_bu_b): Remove. (lasx_xvmaddwev_w_hu_h): Remove. (lasx_xvmaddwev_d_wu_w): Remove. (lasx_xvmaddwev_q_du_d): Remove. (lasx_xvmaddwod_h_bu_b): Remove. (lasx_xvmaddwod_w_hu_h): Remove. (lasx_xvmaddwod_d_wu_w): Remove. (lasx_xvmaddwod_q_du_d): Remove. * config/loongarch/lsx.md (UNSPEC_LSX_VMADDWEV): Remove. (UNSPEC_LSX_VMADDWEV2): Remove. (UNSPEC_LSX_VMADDWEV3): Remove. (UNSPEC_LSX_VMADDWOD): Remove. (UNSPEC_LSX_VMADDWOD2): Remove. (UNSPEC_LSX_VMADDWOD3): Remove. (lsx_vmaddwev_h_b): Remove. (lsx_vmaddwev_w_h): Remove. (lsx_vmaddwev_d_w): Remove. (lsx_vmaddwev_q_d): Remove. (lsx_vmaddwod_h_b): Remove. (lsx_vmaddwod_w_h): Remove. (lsx_vmaddwod_d_w): Remove. (lsx_vmaddwod_q_d): Remove. (lsx_vmaddwev_q_du): Remove. (lsx_vmaddwod_q_du): Remove. (lsx_vmaddwev_h_bu_b): Remove. (lsx_vmaddwev_w_hu_h): Remove. (lsx_vmaddwev_d_wu_w): Remove. (lsx_vmaddwev_q_du_d): Remove. (lsx_vmaddwod_h_bu_b): Remove. (lsx_vmaddwod_w_hu_h): Remove. (lsx_vmaddwod_d_wu_w): Remove. (lsx_vmaddwod_q_du_d): Remove. * config/loongarch/simd.md (simd_maddw_evod__): New define_insn. (_vmaddw__): New define_expand. (simd_maddw_evod__hetero): New define_insn. (_vmaddw__u_): New define_expand. (_maddw_q_d_punned): New define_expand. (_maddw_q_du_d_punned): New define_expand. * config/loongarch/loongarch-builtins.cc (CODE_FOR_lsx_vmaddwev_q_d): Define as a macro to override it with the punned expand. (CODE_FOR_lsx_vmaddwev_q_du): Likewise. (CODE_FOR_lsx_vmaddwev_q_du_d): Likewise. (CODE_FOR_lsx_vmaddwod_q_d): Likewise. (CODE_FOR_lsx_vmaddwod_q_du): Likewise. (CODE_FOR_lsx_vmaddwod_q_du_d): Likewise. (CODE_FOR_lasx_xvmaddwev_q_d): Likewise. (CODE_FOR_lasx_xvmaddwev_q_du): Likewise. (CODE_FOR_lasx_xvmaddwev_q_du_d): Likewise. (CODE_FOR_lasx_xvmaddwod_q_d): Likewise. (CODE_FOR_lasx_xvmaddwod_q_du): Likewise. (CODE_FOR_lasx_xvmaddwod_q_du_d): Likewise. 2025-02-19 Xi Ruoyao * config/loongarch/lasx.md (UNSPEC_LASX_XVHADDW_Q_D): Remove. (UNSPEC_LASX_XVHSUBW_Q_D): Remove. (UNSPEC_LASX_XVHADDW_QU_DU): Remove. (UNSPEC_LASX_XVHSUBW_QU_DU): Remove. (lasx_xvhw_h_b): Remove. (lasx_xvhw_w_h): Remove. (lasx_xvhw_d_w): Remove. (lasx_xvhaddw_q_d): Remove. (lasx_xvhsubw_q_d): Remove. (lasx_xvhaddw_qu_du): Remove. (lasx_xvhsubw_qu_du): Remove. (reduc_plus_scal_v4di): Call gen_lasx_haddw_q_d_punned instead of gen_lasx_xvhaddw_q_d. (reduc_plus_scal_v8si): Likewise. * config/loongarch/lsx.md (UNSPEC_LSX_VHADDW_Q_D): Remove. (UNSPEC_ASX_VHSUBW_Q_D): Remove. (UNSPEC_ASX_VHADDW_QU_DU): Remove. (UNSPEC_ASX_VHSUBW_QU_DU): Remove. (lsx_vhw_h_b): Remove. (lsx_vhw_w_h): Remove. (lsx_vhw_d_w): Remove. (lsx_vhaddw_q_d): Remove. (lsx_vhsubw_q_d): Remove. (lsx_vhaddw_qu_du): Remove. (lsx_vhsubw_qu_du): Remove. (reduc_plus_scal_v2di): Change the temporary register mode to V1TI, and pun the mode calling gen_vec_extractv2didi. (reduc_plus_scal_v4si): Change the temporary register mode to V1TI. * config/loongarch/simd.md (simd_hw__): New define_insn. (_vhw__): New define_expand. (_hw_q_d_punned): New define_expand. * config/loongarch/loongarch-builtins.cc (CODE_FOR_lsx_vhaddw_q_d): Define as a macro to override with punned expand. (CODE_FOR_lsx_vhaddw_qu_du): Likewise. (CODE_FOR_lsx_vhsubw_q_d): Likewise. (CODE_FOR_lsx_vhsubw_qu_du): Likewise. (CODE_FOR_lasx_xvhaddw_q_d): Likewise. (CODE_FOR_lasx_xvhaddw_qu_du): Likewise. (CODE_FOR_lasx_xvhsubw_q_d): Likewise. (CODE_FOR_lasx_xvhsubw_qu_du): Likewise. 2025-02-19 Xi Ruoyao * config/loongarch/lasx.md (UNSPEC_LASX_XVADDWEV): Remove. (UNSPEC_LASX_XVADDWEV2): Remove. (UNSPEC_LASX_XVADDWEV3): Remove. (UNSPEC_LASX_XVSUBWEV): Remove. (UNSPEC_LASX_XVSUBWEV2): Remove. (UNSPEC_LASX_XVMULWEV): Remove. (UNSPEC_LASX_XVMULWEV2): Remove. (UNSPEC_LASX_XVMULWEV3): Remove. (UNSPEC_LASX_XVADDWOD): Remove. (UNSPEC_LASX_XVADDWOD2): Remove. (UNSPEC_LASX_XVADDWOD3): Remove. (UNSPEC_LASX_XVSUBWOD): Remove. (UNSPEC_LASX_XVSUBWOD2): Remove. (UNSPEC_LASX_XVMULWOD): Remove. (UNSPEC_LASX_XVMULWOD2): Remove. (UNSPEC_LASX_XVMULWOD3): Remove. (lasx_xvwev_h_b): Remove. (lasx_xvwev_w_h): Remove. (lasx_xvwev_d_w): Remove. (lasx_xvaddwev_q_d): Remove. (lasx_xvsubwev_q_d): Remove. (lasx_xvmulwev_q_d): Remove. (lasx_xvwod_h_b): Remove. (lasx_xvwod_w_h): Remove. (lasx_xvwod_d_w): Remove. (lasx_xvaddwod_q_d): Remove. (lasx_xvsubwod_q_d): Remove. (lasx_xvmulwod_q_d): Remove. (lasx_xvaddwev_q_du): Remove. (lasx_xvsubwev_q_du): Remove. (lasx_xvmulwev_q_du): Remove. (lasx_xvaddwod_q_du): Remove. (lasx_xvsubwod_q_du): Remove. (lasx_xvmulwod_q_du): Remove. (lasx_xvwev_h_bu_b): Remove. (lasx_xvwev_w_hu_h): Remove. (lasx_xvwev_d_wu_w): Remove. (lasx_xvwod_h_bu_b): Remove. (lasx_xvwod_w_hu_h): Remove. (lasx_xvwod_d_wu_w): Remove. (lasx_xvaddwev_q_du_d): Remove. (lasx_xvsubwev_q_du_d): Remove. (lasx_xvmulwev_q_du_d): Remove. (lasx_xvaddwod_q_du_d): Remove. (lasx_xvsubwod_q_du_d): Remove. * config/loongarch/lsx.md (UNSPEC_LSX_XVADDWEV): Remove. (UNSPEC_LSX_VADDWEV2): Remove. (UNSPEC_LSX_VADDWEV3): Remove. (UNSPEC_LSX_VSUBWEV): Remove. (UNSPEC_LSX_VSUBWEV2): Remove. (UNSPEC_LSX_VMULWEV): Remove. (UNSPEC_LSX_VMULWEV2): Remove. (UNSPEC_LSX_VMULWEV3): Remove. (UNSPEC_LSX_VADDWOD): Remove. (UNSPEC_LSX_VADDWOD2): Remove. (UNSPEC_LSX_VADDWOD3): Remove. (UNSPEC_LSX_VSUBWOD): Remove. (UNSPEC_LSX_VSUBWOD2): Remove. (UNSPEC_LSX_VMULWOD): Remove. (UNSPEC_LSX_VMULWOD2): Remove. (UNSPEC_LSX_VMULWOD3): Remove. (lsx_vwev_h_b): Remove. (lsx_vwev_w_h): Remove. (lsx_vwev_d_w): Remove. (lsx_vaddwev_q_d): Remove. (lsx_vsubwev_q_d): Remove. (lsx_vmulwev_q_d): Remove. (lsx_vwod_h_b): Remove. (lsx_vwod_w_h): Remove. (lsx_vwod_d_w): Remove. (lsx_vaddwod_q_d): Remove. (lsx_vsubwod_q_d): Remove. (lsx_vmulwod_q_d): Remove. (lsx_vaddwev_q_du): Remove. (lsx_vsubwev_q_du): Remove. (lsx_vmulwev_q_du): Remove. (lsx_vaddwod_q_du): Remove. (lsx_vsubwod_q_du): Remove. (lsx_vmulwod_q_du): Remove. (lsx_vwev_h_bu_b): Remove. (lsx_vwev_w_hu_h): Remove. (lsx_vwev_d_wu_w): Remove. (lsx_vwod_h_bu_b): Remove. (lsx_vwod_w_hu_h): Remove. (lsx_vwod_d_wu_w): Remove. (lsx_vaddwev_q_du_d): Remove. (lsx_vsubwev_q_du_d): Remove. (lsx_vmulwev_q_du_d): Remove. (lsx_vaddwod_q_du_d): Remove. (lsx_vsubwod_q_du_d): Remove. (lsx_vmulwod_q_du_d): Remove. * config/loongarch/loongarch-modes.def: Add V4TI and V1DI. * config/loongarch/loongarch-protos.h (loongarch_gen_stepped_int_parallel): New function prototype. * config/loongarch/loongarch.cc (loongarch_print_operand): Accept 'O' for printing "ev" or "od." (loongarch_gen_stepped_int_parallel): Implement. * config/loongarch/predicates.md (vect_par_cnst_even_or_odd_half): New define_predicate. * config/loongarch/simd.md (WVEC_HALF): New define_mode_attr. (simdfmt_w): Likewise. (zero_one): New define_int_iterator. (ev_od): New define_int_attr. (simd_w_evod__): New define_insn. (_vw__): New define_expand. (simd_w_evod__hetero): New define_insn. (_vw__u_): New define_expand. (DIVEC): New define_mode_iterator. (_w_q_d_punned): New define_expand. (_w_q_du_d_punned): Likewise. * config/loongarch/loongarch-builtins.cc (CODE_FOR_lsx_vaddwev_q_d): Define as a macro to override it with the punned expand. (CODE_FOR_lsx_vaddwev_q_du): Likewise. (CODE_FOR_lsx_vsubwev_q_d): Likewise. (CODE_FOR_lsx_vsubwev_q_du): Likewise. (CODE_FOR_lsx_vmulwev_q_d): Likewise. (CODE_FOR_lsx_vmulwev_q_du): Likewise. (CODE_FOR_lsx_vaddwod_q_d): Likewise. (CODE_FOR_lsx_vaddwod_q_du): Likewise. (CODE_FOR_lsx_vsubwod_q_d): Likewise. (CODE_FOR_lsx_vsubwod_q_du): Likewise. (CODE_FOR_lsx_vmulwod_q_d): Likewise. (CODE_FOR_lsx_vmulwod_q_du): Likewise. (CODE_FOR_lsx_vaddwev_q_du_d): Likewise. (CODE_FOR_lsx_vmulwev_q_du_d): Likewise. (CODE_FOR_lsx_vaddwod_q_du_d): Likewise. (CODE_FOR_lsx_vmulwod_q_du_d): Likewise. (CODE_FOR_lasx_xvaddwev_q_d): Likewise. (CODE_FOR_lasx_xvaddwev_q_du): Likewise. (CODE_FOR_lasx_xvsubwev_q_d): Likewise. (CODE_FOR_lasx_xvsubwev_q_du): Likewise. (CODE_FOR_lasx_xvmulwev_q_d): Likewise. (CODE_FOR_lasx_xvmulwev_q_du): Likewise. (CODE_FOR_lasx_xvaddwod_q_d): Likewise. (CODE_FOR_lasx_xvaddwod_q_du): Likewise. (CODE_FOR_lasx_xvsubwod_q_d): Likewise. (CODE_FOR_lasx_xvsubwod_q_du): Likewise. (CODE_FOR_lasx_xvmulwod_q_d): Likewise. (CODE_FOR_lasx_xvmulwod_q_du): Likewise. (CODE_FOR_lasx_xvaddwev_q_du_d): Likewise. (CODE_FOR_lasx_xvmulwev_q_du_d): Likewise. (CODE_FOR_lasx_xvaddwod_q_du_d): Likewise. (CODE_FOR_lasx_xvmulwod_q_du_d): Likewise. 2025-02-19 Xi Ruoyao * config/loongarch/lsx.md (mov): Remove. (movmisalign): Remove. (mov_lsx): Remove. * config/loongarch/lasx.md (mov): Remove. (movmisalign): Remove. (mov_lasx): Remove. * config/loongarch/loongarch-modes.def (V1TI): Add. (V2TI): Mention in the comment. * config/loongarch/loongarch.md (mode): Add V1TI and V2TI. * config/loongarch/simd.md (ALLVEC_TI): New mode iterator. (mov): Likewise. (mov_simd): New define_insn_and_split. 2025-02-19 Xi Ruoyao * config/loongarch/loongarch-protos.h (loongarch_const_vector_vrepli): New function prototype. * config/loongarch/loongarch.cc (loongarch_const_vector_vrepli): Implement. (loongarch_const_insns): Call loongarch_const_vector_vrepli instead of loongarch_const_vector_same_int_p. (loongarch_split_vector_move_p): Likewise. (loongarch_output_move): Use loongarch_const_vector_vrepli to pun operend[1] into a better mode if it's a const int vector, and decide the suffix of [x]vrepli with the new mode. * config/loongarch/constraints.md (YI): Call loongarch_const_vector_vrepli instead of loongarch_const_vector_same_int_p. 2025-02-19 Xi Ruoyao PR target/115478 * config/loongarch/loongarch.md (any_or_plus): New define_code_iterator. (bstrins__for_ior_mask): Use any_or_plus instead of ior. (bytepick_w_): Likewise. (bytepick_d_): Likewise. (bytepick_d__rev): Likewise. 2025-02-19 Jeff Law PR middle-end/113525 * doc/invoke.texi (dump-rtl-sibling): Drop documentation for pass removed long ago. (dump-rtl-unshare): Likewise. 2025-02-18 Andi Kleen * doc/invoke.texi: 2025-02-18 David Malcolm * opts-diagnostic.cc (sarif_scheme_handler::make_sink): Put properties in alphabetical order. 2025-02-18 Robin Dapp PR target/115703 * config/riscv/riscv-vsetvl.cc: Use max_sew for calculating the new LMUL. 2025-02-18 Richard Sandiford PR rtl-optimization/108840 * late-combine.cc (late_combine::check_register_pressure): Take only allocatable registers into account when checking the permissiveness of register classes. 2025-02-18 Alex Coplan PR rtl-optimization/118320 * pair-fusion.cc (pair_fusion_bb_info::fuse_pair): Tweak wording in dump message when punting on invalid use arrays. 2025-02-18 Soumya AR * config/aarch64/tuning_models/generic_armv8_a.h: Updated prefetch struct pointer. 2025-02-18 Richard Biener PR tree-optimization/98845 * tree-ssa-tail-merge.cc (stmt_local_def): Consider a def with no uses not local. 2025-02-18 Pan Li PR target/118540 * config/riscv/riscv-target-attr.cc (riscv_target_attr_parser::parse_arch): Report error when cmd xlen is different with target attribute. 2025-02-18 Haochen Jiang * config/i386/i386.opt.urls: Adjust the order for avx10.2 and avx10.2-512 due to their order change in i386.opt. 2025-02-18 Alexandre Oliva PR tree-optimization/118805 * gimple-fold.cc (fold_truth_andor_for_combine): Detect and cope with zero-extension in signbit tests. Reject swapping right-compare operands if rsignbit. 2025-02-17 Uros Bizjak * config/i386/i386.cc (ix86_find_all_reg_use): Scan only for SET RTX in PARALLEL. 2025-02-17 Uros Bizjak PR middle-end/118288 * builtins.cc (expand_builtin_crc_table_based): Use gen_int_mode to emit constant integers with MSB set. 2025-02-17 Richard Biener PR tree-optimization/118895 * tree-ssa-sccvn.cc (vn_nary_build_or_lookup_1): Only allow CSE if we can verify the result is available. 2025-02-17 Georg-Johann Lay PR target/118764 * config/avr/gen-avr-mmcu-specs.cc (print_mcu) [has CVT]: Mention CVT in header comment of generated specs file. 2025-02-17 Haochen Jiang * config/i386/i386.opt.urls: Regenetated. 2025-02-17 Haochen Jiang * common/config/i386/i386-common.cc (OPTION_MASK_ISA2_AVX10_1_UNSET): Adjust macro. (OPTION_MASK_ISA2_AVX10_2_256_UNSET): Removed. (OPTION_MASK_ISA2_AVX10_2_512_UNSET): Ditto. (OPTION_MASK_ISA2_AVX10_2_UNSET): New. (ix86_handle_option): Remove disable part for avx10.2-256. Rename avx10.2-512 switch case to avx10.2 and adjust disable part macro. * common/config/i386/i386-isas.h: Adjust avx10.2 and avx10.2-512. * config/i386/driver-i386.cc (host_detect_local_cpu): Do not append -mno-avx10.x-256 for -march=native. * config/i386/i386-options.cc (ix86_valid_target_attribute_inner_p): Adjust avx10.2 and avx10.2-512. * config/i386/i386.opt: Reject Negative for mavx10.2-256. Alias mavx10.2-512 to mavx10.2. Reject Negative for mavx10.2-512. * doc/extend.texi: Adjust documentation. * doc/sourcebuild.texi: Ditto. 2025-02-17 Haochen Jiang * common/config/i386/i386-common.cc (OPTION_MASK_ISA2_AVX2_UNSET): Change AVX10.1 unset macro. (OPTION_MASK_ISA2_AVX10_1_256_UNSET): Removed. (OPTION_MASK_ISA2_AVX10_1_512_UNSET): Removed. (OPTION_MASK_ISA2_AVX10_1_UNSET): New. (ix86_handle_option): Adjust AVX10.1 unset macro. * common/config/i386/i386-isas.h: Remove avx10.1. * config/i386/i386-options.cc (ix86_valid_target_attribute_inner_p): Ditto. (ix86_option_override_internal): Adjust warning message. * config/i386/i386.opt: Remove mavx10.1. * doc/extend.texi: Remove avx10.1 and adjust doc. * doc/sourcebuild.texi: Ditto. 2025-02-17 Haochen Jiang PR target/118815 * config/i386/i386-options.cc (ix86_option_override_internal): Do not check vector size conflict when AVX512 is not explicitly set. 2025-02-16 Jakub Jelinek PR target/118248 * config/riscv/riscv-string.cc (riscv_block_move_straight): Only allocate REGS buffer if it will be needed. 2025-02-16 Georg-Johann Lay PR target/118764 * config/avr/avr-c.cc (avr_cpu_cpp_builtins) [TARGET_CVT]: Define __AVR_CVT__. * doc/invoke.texi (AVR Built-in Macros): Document __AVR_CVT__. 2025-02-16 Georg-Johann Lay * config/avr/avr.cc (avr_result_regno_unused_p): New static function. (avr_out_bitop): Only output result bytes that are used. (avr_out_plus_1): Same. 2025-02-16 Georg-Johann Lay * config/avr/avr-protos.h (avr_builtin_supported_p): Remove. * config/avr/avr.cc (avr_init_builtins): Don't initialize non-available built-ins with NULL_TREE. (avr_builtin_supported_p): Move to... * config/avr/avr-c.cc: ...here. (avr_resolve_overloaded_builtin): Run avr_builtin_supported_p. 2025-02-16 H.J. Lu PR target/109780 PR target/109093 * config/i386/i386.cc (ix86_update_stack_alignment): New. (ix86_find_all_reg_use_1): Likewise. (ix86_find_all_reg_use): Likewise. (ix86_find_max_used_stack_alignment): Also check memory accesses from registers defined by stack or frame registers. 2025-02-15 Jakub Jelinek PR tree-optimization/98028 * vr-values.cc (check_for_binary_op_overflow): Try to use a known relationship betwen op0/op1 to statically determine overflow state. 2025-02-15 Robin Dapp * config/riscv/autovec-opt.md (*single_widen_first_): New combine "bridge" pattern. 2025-02-15 Keith Packard * config/rx/rx.md (rx_cmpstrn): Correctly handle len=0 case. 2025-02-15 David Malcolm * libsarifreplay.cc (sarif_replayer::handle_result_obj): Call handle_fix_object if we see a single-element "fixes" array. (sarif_replayer::handle_fix_object): New. (sarif_replayer::handle_artifact_change_object): New. 2025-02-15 David Malcolm * libsarifreplay.cc (should_add_rule_p): New. (sarif_replayer::handle_result_obj): Use it to filter out rules that don't make sense. 2025-02-15 David Malcolm * libsarifreplay.cc (sarif_replayer::handle_result_obj): Treat any relatedLocations without messages as secondary ranges within the diagnostic. Doing so requires stashing the notes until after the diagnostic has been finished, so that relatedLocations can be walked in one pass. 2025-02-15 David Malcolm PR sarif-replay/118881 * doc/libgdiagnostics/topics/physical-locations.rst: Add diagnostic_physical_location_get_file. * libgdiagnostics++.h (physical_location::get_file): New wrapper. (diagnostic::add_location): Likewise. * libgdiagnostics.cc (diagnostic_manager::get_file_by_name): New. (diagnostic_physical_location::get_file): New. (diagnostic_physical_location_get_file): New. * libgdiagnostics.h (diagnostic_physical_location_get_file): New. * libgdiagnostics.map (diagnostic_physical_location_get_file): New. * libsarifreplay.cc (class annotation): New. (add_any_annotations): New. (sarif_replayer::handle_result_obj): Collect vectors of annotations in the calls to handle_location_object and apply them to "err" and to "note" as appropriate. (sarif_replayer::handle_thread_flow_location_object): Pass nullptr for annotations. (sarif_replayer::handle_location_object): Handle §3.28.6 "annotations" property, using it to populate a new "out_annotations" param. 2025-02-15 Thomas Schwinge * config/nvptx/nvptx.cc (nvptx_record_needed_fndecl): Tag as 'static'. 2025-02-15 Jin Ma PR target/118872 * config/riscv/riscv.cc (riscv_fntype_abi): Strengthen the logic of the check to avoid missing the error report. 2025-02-14 Georg-Johann Lay PR target/118878 * config/avr/avr.cc (avr_out_plus_1): Don't ICE on result of paradoxical reg's register allocation. 2025-02-14 Thomas Schwinge PR target/94282 PR target/113331 * common/config/gcn/gcn-common.cc (gcn_except_unwind_info): 'return UI_TARGET;'. * config/gcn/gcn.cc (gcn_asm_init_sections): New function. (TARGET_ASM_INIT_SECTIONS): '#define'. 2025-02-14 Thomas Schwinge PR target/86660 * common/config/nvptx/nvptx-common.cc (nvptx_except_unwind_info): 'return UI_TARGET;'. * config/nvptx/nvptx.cc (nvptx_assemble_integer): Handle 'exception_section'. (nvptx_output_section_asm_op, nvptx_asm_init_sections): New functions. (TARGET_ASM_INIT_SECTIONS): '#define'. * config/nvptx/nvptx.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Don't '#define'. (ASM_OUTPUT_DWARF_DELTA): '#define'. 2025-02-14 Thomas Schwinge * config/nvptx/nvptx.cc (init_frag): New 'bool active' member. (output_init_frag, nvptx_assemble_value, nvptx_assemble_integer) (nvptx_output_skip, nvptx_assemble_decl_begin) (nvptx_assemble_decl_end): Sanity-check its state. 2025-02-14 Thomas Schwinge * config/nvptx/nvptx.cc (nvptx_output_skip): Clarify case of no or incomplete initializer. 2025-02-14 Richard Biener PR tree-optimization/118852 * tree-vect-slp.cc (vect_analyze_slp): For early-break forced-live IVs make sure we create an appropriate entry into the SLP graph. 2025-02-14 Jakub Jelinek PR debug/118790 * tree.cc (struct gt_value_expr_mark_data): New type. (gt_value_expr_mark_2): Don't call ggc_set_mark, instead check ggc_marked_p. Treat data as gt_value_expr_mark_data * with pset in it rather than address of the pset itself and push to be marked VAR_DECLs into to_mark vec. (gt_value_expr_mark_1): Change argument from hash_set * to gt_value_expr_mark_data * and find pset in it. (gt_value_expr_mark): Pass to traverse_noresize address of gt_value_expr_mark_data object rather than hash_table and for all entries in the to_mark vector after the traversal call gt_ggc_mx. 2025-02-14 Lulu Cheng * config/loongarch/genopts/loongarch.opt.in: Add option '-maddr-reg-reg-cost='. * config/loongarch/loongarch-def.cc (loongarch_rtx_cost_data::loongarch_rtx_cost_data): Initialize addr_reg_reg_cost to 3. * config/loongarch/loongarch-opts.cc (loongarch_target_option_override): If '-maddr-reg-reg-cost=' is not used, set it to the initial value. * config/loongarch/loongarch-tune.h (struct loongarch_rtx_cost_data): Add the member addr_reg_reg_cost and its assignment function to the structure loongarch_rtx_cost_data. * config/loongarch/loongarch.cc (loongarch_address_insns): Use la_addr_reg_reg_cost to set the cost of ADDRESS_REG_REG. * config/loongarch/loongarch.opt: Regenerate. * config/loongarch/loongarch.opt.urls: Regenerate. * doc/invoke.texi: Add description of '-maddr-reg-reg-cost='. 2025-02-14 Lulu Cheng PR target/118843 * config/loongarch/loongarch-c.cc (loongarch_update_cpp_builtins): Fix macro definition issues. 2025-02-14 Lulu Cheng PR target/118828 * config/loongarch/loongarch-c.cc (loongarch_pragma_target_parse): Update the predefined macros. 2025-02-14 Lulu Cheng * config/loongarch/loongarch-c.cc (builtin_undef): New macro. (loongarch_cpu_cpp_builtins): Split to loongarch_update_cpp_builtins and loongarch_define_unconditional_macros. (loongarch_def_or_undef): New functions. (loongarch_define_unconditional_macros): Likewise. (loongarch_update_cpp_builtins): Likewise. 2025-02-14 Lulu Cheng * config/loongarch/loongarch-target-attr.cc (loongarch_pragma_target_parse): Move to ... (loongarch_register_pragmas): Move to ... * config/loongarch/loongarch-c.cc (loongarch_pragma_target_parse): ... here. (loongarch_register_pragmas): ... here. * config/loongarch/loongarch-protos.h (loongarch_process_target_attr): Function Declaration. 2025-02-14 Richard Biener PR tree-optimization/90579 * tree-ssa-forwprop.cc (simplify_bitfield_ref): Move to match.pd. (pass_forwprop::execute): Adjust. * match.pd (bit_field_ref (vec_perm ...)): New pattern modeled after simplify_bitfield_ref. * tree-vect-loop.cc (vect_expand_fold_left): Fold the element extract stmt, combining it with the vector def. 2025-02-13 Robin Dapp PR target/118832 * config/riscv/riscv-v.cc (expand_const_vector): Expand as vlmax insn during lra. 2025-02-13 Marek Polacek PR driver/117739 * doc/invoke.texi: Tweak wording for -Whardened. * gcc.cc (driver_handle_option): If -z lazy or -z norelro was specified, don't enable linker hardening. (process_command): Don't check warn_hardened. 2025-02-13 Ed Catmur Jason Merrill PR c++/70536 * dwarf2out.cc (gen_formal_parameter_pack_die): Add name attr. 2025-02-13 Jakub Jelinek PR debug/118790 * gengtype.cc (write_roots): Remove cache variable, instead break from the loop on match and test o for NULL. If the cache option has non-empty string argument, call the specified function with v->name as argument before calling gt_cleare_cache on it. * tree.cc (gt_value_expr_mark_2, gt_value_expr_mark_1, gt_value_expr_mark): New functions. (value_expr_for_decl): Use GTY ((cache ("gt_value_expr_mark"))) rather than just GTY ((cache)). * doc/gty.texi (cache): Document optional argument of cache option. 2025-02-13 Christophe Lyon PR target/114522 * config/arm/arm-builtins.cc (arm_fold_aes_op): New function. (arm_general_gimple_fold_builtin): New function. * config/arm/arm-builtins.h (arm_general_gimple_fold_builtin): New prototype. * config/arm/arm.cc (arm_gimple_fold_builtin): Call arm_general_gimple_fold_builtin as needed. 2025-02-13 Jakub Jelinek PR c++/118822 PR c++/118833 * tree-iterator.h (tsi_split_stmt_list): Declare. * tree-iterator.cc (tsi_split_stmt_list): New function. 2025-02-13 Rainer Orth * configure.ac (gcc_cv_ld_eh_frame_ciev3): Remove. * configure, config.in: Regenerate. * config/sol2.cc (solaris_override_options): Remove. * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Remove. * config/sol2-protos.h (solaris_override_options): Remove. 2025-02-13 Rainer Orth * doc/install.texi (Specific, *-*-solaris2*): Updates for newer Solaris 11.4 SRUs and binutils 2.44. 2025-02-13 Stefan Schulze Frielinghaus PR target/118835 * config/s390/s390.cc (s390_valid_shift_count): Reject shift count operands which do not trivially fit the scheme of address operands. 2025-02-13 Richard Biener PR tree-optimization/118817 * tree-ssa-sccvn.cc (vn_nary_simplify): Do not process CONSTRUCTOR NARY or update from CONSTRUCTOR simplified gimple_match_op. 2025-02-12 Andrew Pinski PR rtl-optimization/102150 * loop-invariant.cc (find_invariant_insn): Treat inline-asm similar to trapping instruction and only move them if always executed. 2025-02-12 Andrew Pinski PR rtl-optimization/102150 * ifcvt.cc (cheap_bb_rtx_cost_p): Return false if the insn has an inline-asm in it. 2025-02-12 Georg-Johann Lay * config/avr/avr.opt.urls: Add -mcall-main. 2025-02-12 Georg-Johann Lay PR target/118806 * config/avr/avr.opt (-mcall-main): New option and... (avropt_call_main): ...variable. * config/avr/avr.cc (avr_no_call_main_p): New variable. (avr_insert_attributes) [-mno-call-main, main]: Add attributes noreturn and section(".init9") to main. Set avr_no_call_main_p. (avr_file_end) [avr_no_call_main_p]: Define symbol __call_main. * doc/invoke.texi (AVR Options) <-mno-call-main>: Document. <-mnodevicelib>: Extend explanation. 2025-02-12 Alex Coplan PR tree-optimization/117790 * tree-vect-loop-manip.cc (slpeel_tree_duplicate_loop_to_edge_cfg): Set profile counts for {main,alt}_loop_exit_block. 2025-02-12 Vineet Gupta * config/riscv/vector.md: vncvt substitute vnsrl. vnsrl with x0 replace with immediate 0. vneg substitute vrsub. 2025-02-12 Jin Ma PR target/118601 * config/riscv/riscv-string.cc (expand_block_move): Check with new constraint 'vl' instead of 'K'. (expand_vec_setmem): Likewise. (expand_vec_cmpmem): Likewise. * config/riscv/riscv-v.cc (force_vector_length_operand): Likewise. (expand_load_store): Likewise. (expand_strided_load): Likewise. (expand_strided_store): Likewise. (expand_lanes_load_store): Likewise. 2025-02-12 Sandra Loosemore * doc/install.texi: Add missing comma after @xref to fix warning. 2025-02-12 Sandra Loosemore * doc/extend.texi: Fix a bunch of typos and other writing bugs. * doc/invoke.texi: Likewise. 2025-02-12 Sandra Loosemore * Makefile.in (TEXI_GCCINT_FILES): Remove interface.texi. * doc/gccint.texi (Top): Remove menu entry for the "interface" node, and include of interface.texi. * doc/interface.texi: Delete. 2025-02-12 Yangyu Chen * config/riscv/riscv-feature-bits.h (RISCV_VENDOR_FEATURE_BITS_LENGTH): Drop. (struct riscv_vendor_feature_bits): Drop. 2025-02-11 Jeff Law PR target/115478 * config/aarch64/iterators.md (any_or_plus): New code iterator. * config/aarch64/aarch64.md (extr5_insn): Use any_or_plus. (extr5_insn_alt, extrsi5_insn_uxtw): Likewise. (extrsi5_insn_uxtw_alt, extrsi5_insn_di): Likewise. 2025-02-11 Jason Merrill PR c++/188574 * doc/invoke.texi: Adjust -frange-for-ext-temps documentation. 2025-02-11 Andrew Carlotti * config/aarch64/aarch64-option-extensions.def (SSVE_FP8FMA): Adjust formatting. (FP8DOT4): Replace FP8FMA dependency with FP8. (SSVE_FP8DOT4): Replace SSVE_FP8FMA dependency with SME2+FP8. (FP8DOT2): Replace FP8DOT4 dependency with FP8. (SSVE_FP8DOT2): Replace SSVE_FP8DOT4 dependency with SME2+FP8. 2025-02-11 Sandra Loosemore * omp-general.cc (omp_check_context_selector): Change metadirective_p argument to a 3-way flag. Add extra check for OMP_CTX_BEGIN_DECLARE_VARIANT. * omp-general.h (enum omp_ctx_directive): New. (omp_check_context_selector): Adjust declaration. 2025-02-11 Sandra Loosemore * omp-general.cc (omp_context_selector_props_compare): Handle arbitrary expressions in the "user" and "device_num" selectors. (omp_context_selector_set_compare): Detect mismatch when one selector specifies a score and the other doesn't. 2025-02-11 Martin Jambor PR lto/118125 * ipa-fnsummary.cc (redirect_to_unreachable): Add checking assert that the builtin_unreachable decl has attribute cold. 2025-02-11 David Malcolm PR sarif-replay/118792 * libsarifreplay.cc (sarif_replayer::handle_region_object): Fix off-by-one in handling of endColumn property so that the code matches the comment and the SARIF spec (§3.30.8). 2025-02-11 Richard Biener PR tree-optimization/118817 * tree-ssa-pre.cc (fully_constant_expression): Fold into the single caller. (phi_translate_1): Refactor folded in fully_constant_expression. * tree-ssa-sccvn.cc (vn_nary_simplify): Update the NARY with the simplified expression. 2025-02-11 H.J. Lu PR target/118825 * config/i386/i386.h (ASM_OUTPUT_SYMBOL_REF): Replace x with SYM. 2025-02-11 YunQiang Su * config.gcc: Add mips*64*-linux-muslabi64 triple support. 2025-02-11 Jie Mei Xi Ruoyao * config/mips/i6400.md (i6400_fpu_minmax): Include fclass type. (i6400_fpu_fadd): Include frint type. * config/mips/mips.cc (AVAIL_NON_MIPS16): Add an entry for __builtin_mipsr6_xxx. (MIPSR6_BUILTIN_PURE): Same as above. (CODE_FOR_mipsr6_min_a_s, CODE_FOR_mipsr6_min_a_d) (CODE_FOR_mipsr6_max_a_s, CODE_FOR_mipsr6_max_a_d) (CODE_FOR_mipsr6_class_s, CODE_FOR_mipsr6_class_d): New code_aliasing macros. (mips_builtins): Add mips32r6 min_a_s, min_a_d, max_a_s, max_a_d, class_s, class_d builtins. * config/mips/mips.h (ISA_HAS_FRINT): Define a new macro. (ISA_HAS_FCLASS): Same as above. * config/mips/mips.md (UNSPEC_FRINT): New unspec. (UNSPEC_FCLASS): Same as above. (type): Add frint and fclass. (fmin_a_): Generates MINA.fmt instructions. (fmax_a_): Generates MAXA.fmt instructions. (rint2): Generates RINT.fmt instructions. (fclass_): Generates CLASS.fmt instructions. * config/mips/p6600.md (p6600_fpu_fadd): Include frint type. (p6600_fpu_fabs): Include fclass type. 2025-02-11 Haochen Jiang PR target/118813 * config/i386/avx512bwintrin.h: Fix wrong __OPTIMIZE__ wrap. 2025-02-10 Tobias Burnus * config/gcn/mkoffload.cc (enum elf_arch_code): Add EF_AMDGPU_MACH_AMDGCN_NONE. (elf_arch): Use enum elf_arch_code as type. (tool_cleanup): Silence warning by removing tailing '.' from error. (get_arch_name): Return enum elf_arch_code. (check_for_missing_lib): New; print fatal error if the multilib is not available but it is for the associate generic ISA. (main): Call it. 2025-02-10 Tobias Burnus * doc/install.texi (GCN): Update section about multilibs and required LLVM version. 2025-02-10 Martin Jambor PR ipa/118097 * ipa-cp.cc (ipa_get_jf_arith_result): Adjust comment. (ipa_get_jf_pass_through_result): Removed. (ipa_value_from_jfunc): Use directly ipa_get_jf_arith_result, do not specify operation type but make sure we check and possibly convert the result. (get_val_across_arith_op): Remove the last parameter, always pass NULL_TREE to ipa_get_jf_arith_result in its last argument. (propagate_vals_across_arith_jfunc): Do not pass res_type to get_val_across_arith_op. (propagate_vals_across_pass_through): Add checking assert that parm_type is not NULL. 2025-02-10 Jakub Jelinek PR target/118623 * config/i386/i386.md (*bt): Represent bt as compare:CCC of const0_rtx and zero_extract rather than zero_extract and const0_rtx. (*bt_mask): Likewise. (*jcc_bt): Likewise. Use LTU and GEU as flags test instead of EQ and NE. (*jcc_bt_mask): Likewise. (*jcc_bt_mask_1): Likewise. (Help combine recognize bt followed by cmov splitter): Likewise. (*bt_setcqi): Likewise. (*bt_setncqi): Likewise. (*bt_setnc): Likewise. (*bt_setncqi_2): Likewise. (*bt_setc_mask): Likewise. 2025-02-09 Dario Gjorgjevski PR middle-end/117263 * genautomata.cc (output_statistics): Avoid set but unnused warnings when compiling with NDEBUG. 2025-02-09 Jeff Law PR target/118146 * config/riscv/riscv.cc (riscv_legitimize_move): Handle subreg of vector source better to avoid ICE. 2025-02-08 Georg-Johann Lay PR target/118764 * doc/invoke.texi (AVR Options): Fix typos. 2025-02-08 Thomas Schwinge * config/gcn/gcn.md (exception_receiver): 'define_expand'. * config/nvptx/nvptx.md (exception_receiver): Likewise. 2025-02-08 Thomas Schwinge * doc/sourcebuild.texi (Effective-Target Keywords): Clarify that effective-target 'exceptions' and 'exceptions_enabled' are orthogonal. 2025-02-08 Jakub Jelinek PR target/118776 * config/i386/sse.md (3_mask): Use VI1248_AVX512VLBW iterator rather than VI48_AVX512VL. (3): Rename to ... (*avx512bw_3): ... this. Use nonimmediate_operand rather than register_operand predicate and %v rather than v constraint for operand 1 and adjust condition to reject MEMs in both operand 1 and 2. 2025-02-07 Andrew Pinski PR target/114522 * config/aarch64/aarch64-builtins.cc (aarch64_fold_aes_op): New function. (aarch64_general_gimple_fold_builtin): Call aarch64_fold_aes_op for crypto_aese and crypto_aesd. 2025-02-07 Andi Kleen PR preprocessor/118168 * input.cc (file_cache::m_line_recent, m_line_recent_first, m_line_recent_last): Add. (file_cache_slot::evict): Clear new fields. (file_cache_slot::create): Clear new fields. (file_cache_slot::file_cache_slot): Initialize new fields. (file_cache_slot::~file_cache_slot): Release m_line_recent. (file_cache_slot::get_next_line): Maintain ring buffer of lines in m_line_recent. (file_cache_slot::read_line_num): Use m_line_recent to look up recent lines quickly. 2025-02-07 Richard Earnshaw PR target/118089 * config/arm/arm.cc (arm_emit_multi_reg_pop): Restructure. Don't emit LDR on thumb2 when POP can be used for smaller code. Don't add a CFA adjust note when SP is popped off the stack. 2025-02-07 Richard Earnshaw PR target/118089 * config/arm/arm.cc (arm_emit_multi_reg_pop): Add a CFA adjust note to single-register POP instructions. 2025-02-07 Jeff Law PR rtl-optimization/116244 * ira-build.cc (create_insn_allocnos): Do not restrict the check for subreg uses to allocno creation time. Do it for all uses. 2025-02-07 Richard Biener PR jit/118780 * system.h: Check INCLUDE_DLFCN_H for including dlfcn.h instead of ENABLE_PLUGIN. * plugin.cc: Define INCLUDE_DLFCN_H. 2025-02-07 Pan Li PR target/118103 * config/riscv/riscv.cc (riscv_conditional_register_usage): Add the VXRM as the global_regs. 2025-02-07 Andrew Pinski PR target/118771 * config/aarch64/aarch64.cc (aarch64_split_move): Assert that npieces is greater than 0. 2025-02-07 Richard Biener PR tree-optimization/115538 * tree-vectorizer.h (vect_get_slp_scalar_def): Declare. * tree-vect-slp.cc (vect_get_slp_scalar_def): New helper. * tree-vect-generic.cc (expand_vector_conversion): Adjust. * tree-vect-stmts.cc (vectorizable_conversion): For SLP correctly look at ranges of the scalar defs of the SLP operand. (supportable_indirect_convert_operation): Likewise. 2025-02-07 Tobias Burnus * config/gcn/gcn.cc (gcn_hsa_declare_function_name): Update 'amdhsa.version' output to match used code version. * config/gcn/gen-gcn-device-macros.awk: Add a comment to crosslink. 2025-02-07 Xi Ruoyao * config/loongarch/loongarch.md (*sel_using_): Rename to ... (*sel_using_): ... here. (GPR2): Remove as nothing uses it now. 2025-02-07 Alexandre Oliva PR tree-optimization/118514 PR tree-optimization/118706 * gimple-fold.cc (decode_field_reference): Refuse to consider merging out-of-bounds BIT_FIELD_REFs. (make_bit_field_load): Drop too-strict assert. * tree-eh.cc (bit_field_ref_in_bounds_p): Rename to... (access_in_bounds_of_type_p): ... this. Change interface, export. (tree_could_trap_p): Adjust. * tree-eh.h (access_in_bounds_of_type_p): Declare. 2025-02-07 Tobias Burnus * config/gcn/gcn-devices.def (GCN_DEVICE): Add gfx9-generic, gfx902, gfx904, gfx909, gfx1031, gfx1032, gfx1033, gfx1034, gfx1035, gfx1101, gfx1102, gfx1150, gfx1151, gfx1152, and gfx1153. Add a currently unused column linking, a specific ISA to a generic one (if it exists). * config/gcn/gcn-tables.opt: Regenerate * doc/invoke.texi (AMD GCN): Add the the new gfc... and the older gfx{10-3,11}-generic to -march= as 'experimental'. 2025-02-07 Tobias Burnus * config/gcn/gcn-devices.def (GCN_DEVICE): Change sramecc for gfx906 to 'any'. * config/gcn/gcn.cc (GCN_DEVICE): Add tailing ... to #define. 2025-02-07 H.J. Lu PR rtl-optimization/111673 PR rtl-optimization/115932 PR rtl-optimization/116028 PR rtl-optimization/117081 PR rtl-optimization/117082 PR rtl-optimization/118497 * ira-color.cc (assign_hard_reg): Call the target hook for the callee-saved register cost scale in epilogue and prologue. * target.def (ira_callee_saved_register_cost_scale): New target hook. * targhooks.cc (default_ira_callee_saved_register_cost_scale): New. * targhooks.h (default_ira_callee_saved_register_cost_scale): Likewise. * config/i386/i386.cc (ix86_ira_callee_saved_register_cost_scale): New. (TARGET_IRA_CALLEE_SAVED_REGISTER_COST_SCALE): Likewise. * doc/tm.texi: Regenerated. * doc/tm.texi.in (TARGET_IRA_CALLEE_SAVED_REGISTER_COST_SCALE): New. 2025-02-06 Craig Blackmore * config/riscv/riscv.md: Move UNSPEC_SSP_SET and UNSPEC_SSP_TEST to unspec enum. 2025-02-06 Georg-Johann Lay * config/avr/avr.opt.urls: Add mcvt. 2025-02-06 Tamar Christina PR tree-optimization/118756 * tree-ssa-loop-ivopts.cc (contain_complex_addr_expr): Remove. 2025-02-06 Georg-Johann Lay PR target/118764 * config/avr/avr.opt (-mcvt): New target option. * config/avr/avr-arch.h (AVR_CVT): New enum value. * config/avr/avr-mcus.def: Add AVR_CVT flag for devices that support it. * config/avr/avr.cc (avr_handle_isr_attribute) [TARGET_CVT]: Issue an error when a vector number larger that 3 is used. * config/avr/gen-avr-mmcu-specs.cc (McuInfo.have_cvt): New property. (print_mcu) <*avrlibc_startfile>: Use crt-cvt.o depending on -mcvt (or issue an error when the device doesn't support a CVT). * doc/invoke.texi (AVR Options): Document -mcvt. 2025-02-06 Jakub Jelinek PR rtl-optimization/117506 * loop-iv.cc (get_biv_step_1): For {ZERO,SIGN}_EXTEND of PLUS apply {ZERO,SIGN}_EXTEND to op1. 2025-02-06 Georg-Johann Lay PR target/118768 * config/avr/genmultilib.awk: Parse the AVR_MCU lines in a more robust way w.r.t. white spaces. 2025-02-06 Lulu Cheng PR target/118561 * config/loongarch/loongarch-builtins.cc (loongarch_expand_builtin_lsx_test_branch): NULL_RTX will not be returned when an error is detected. (loongarch_expand_builtin): Likewise. 2025-02-06 Richard Sandiford PR tree-optimization/110449 * tree-ssa-loop-manip.h (insert_iv_increment): Declare. * tree-ssa-loop-manip.cc (insert_iv_increment): New function, split out from... (create_iv): ...here and generalized to gimple_seqs. * tree-vect-loop.cc (vectorizable_induction): Use standard_iv_increment_position and insert_iv_increment to insert the IV increment. 2025-02-06 Richard Biener PR rtl-optimization/117922 * fold-mem-offsets.cc (pass_fold_mem_offsets::execute): Do nothing for a highly connected CFG. 2025-02-06 Richard Biener PR tree-optimization/118749 * tree-vect-data-refs.cc (vector_alignment_reachable_p): Pass in the vectorization factor, when that cannot maintain the DRs target alignment do not claim we can reach that by peeling. 2025-02-05 Jeff Law * config/bfin/bfin.md (abssi): Disable pattern. 2025-02-05 Vladimir N. Makarov PR rtl-optimization/115568 * lra-remat.cc (create_cands): Check that output reload insn is adjacent to given insn. Update a comment. 2025-02-05 Richard Sandiford * config/aarch64/aarch64.cc (aarch64_insn_cost): Give PARALLELs the same cost as the costliest SET. 2025-02-05 Jakub Jelinek PR rtl-optimization/117239 * cselib.cc (cselib_init): Remove spurious closing paren in the #ifdef STACK_ADDRESS_OFFSET specific code. 2025-02-05 Jakub Jelinek PR rtl-optimization/117239 * cselib.cc: Include predict.h. (callmem): Change type from rtx to rtx[2]. (cselib_preserve_only_values): Use callmem[0] rather than callmem. (cselib_invalidate_mem): Optimize and don't try to invalidate for the mem_rtx == callmem[1] case MEMs which clearly can't be below the stack pointer. (cselib_process_insn): Use callmem[0] rather than callmem. For const/pure calls also call cselib_invalidate_mem (callmem[1]) in !ACCUMULATE_OUTGOING_ARGS or cfun->calls_alloca functions. (cselib_init): Initialize callmem[0] rather than callmem and also initialize callmem[1]. 2025-02-05 Richard Earnshaw PR target/118089 * config/arm/arm.cc (thumb2_expand_return): Use LDM SP!, {PC} when optimizing for size, or when there's no performance benefit over LDR PC, [SP], #4. (arm_expand_epilogue): Likewise. 2025-02-05 Richard Earnshaw * config/arm/arm.md (*pop_multiple_with_writeback_and_return): Remove constraints. Don't validate the first transfer register here. 2025-02-05 Richard Earnshaw * config/arm/arm.cc (decompose_addr_for_ldm_stm): New function. (ldm_stm_operation_p): Rework to clarify logic. Allow single registers to be pushed or popped using LDM/STM. 2025-02-05 Xi Ruoyao PR tree-optimization/118727 * tree-vect-patterns.cc (vect_recog_sad_pattern): Don't call vect_look_through_possible_promotion on ABD inputs. 2025-02-05 Sebastian Huber * config/arm/t-rtems: Add Cortex-M33 multilib. 2025-02-04 Andi Kleen * doc/invoke.texi: Document file cache tunables. * params.opt: Move auto tuning description to lines. 2025-02-04 Ilya Leoshkevich * config/s390/s390.cc (print_operand): Remove the no longer necessary 31-bit and weak symbol handling. * config/s390/s390.md (*movdi_64): Do not use @PLT with larl. (*movsi_larl): Likewise. (main_base_64): Likewise. (reload_base_64): Likewise. 2025-02-04 Richard Biener PR tree-optimization/117113 * gimple-loop-jam.cc (unroll_jam_possible_p): Detect when we cannot handle virtual SSA update. 2025-02-04 Andrew Pinski PR middle-end/116926 * optabs-query.cc (find_widening_optab_handler_and_mode): Fix limit for `vec-mode -> scalar-mode` case. 2025-02-04 Richard Biener PR rtl-optimization/117611 * combine.cc (simplify_shift_const_1): Bail if not scalar int mode. 2025-02-04 Richard Biener PR lto/113207 * ipa-free-lang-data.cc (free_lang_data_in_type): First drop const/volatile qualifiers from function argument types, then build a simplified type. 2025-02-03 Uros Bizjak * config/i386/i386.md (*sibcall_pop_memory): Disable for TARGET_INDIRECT_BRANCH_REGISTER * config/i386/predicates.md (call_insn_operand): Enable when "satisfies_constraint_Bw (op)" is true, instead of open-coding constraint here. (sibcall_insn_operand): Ditto with "satisfies_constraint_Bs (op)" 2025-02-03 Richard Sandiford * config/aarch64/aarch64.cc (aarch64_choose_vector_init_constant): New function, split out from... (aarch64_expand_vector_init_fallback): ...here. Use a bit- reversed increment to find a constant index. Add support for stepped constants. 2025-02-03 John David Anglin PR rtl-optimization/117248 * config/pa/predicates.md (r25_operand): New predicate. (r26_operand): Likewise. * config/pa/pa.md: Use match_operand for r25 and r26 hard register operands in mult, div, udiv, mod and umod millicode patterns. 2025-02-03 Richard Biener PR tree-optimization/118717 * tree-ssa-phiopt.cc (cond_if_else_store_replacement_1): Do not common stores referencing abnormal SSA names. * tree-ssa-sink.cc (sink_common_stores_to_bb): Likewise. 2025-02-03 Andi Kleen * input.cc (check_line): New. (test_replacement): New function to test line caching. (input_cc_tests): Call test_replacement 2025-02-03 Andi Kleen PR preprocessor/118168 * input.cc (file_cache_slot::get_next_line): Implement dynamic sizing of m_line_record based on input length. * params.opt: (param_file_cache_lines): Set to 0 to size dynamically. 2025-02-03 Andi Kleen PR preprocessor/118168 * input.cc (total_lines_num): Remove. (file_cache_slot::evict): Ditto. (file_cache_slot::create): Ditto. (file_cache_slot::set_content): Ditto. (file_cache_slot::file_cache_slot): Ditto. (file_cache_slot::dump): Ditto. 2025-02-03 Andi Kleen PR preprocessor/118168 * input.cc (file_cache_slot::get_next_line): Use new algorithm to maintain (file_cache_slot::read_line_num): Use binary search for lookup. 2025-02-03 Andi Kleen PR preprocessor/118168 * input.cc (file_cache::tune): New function. * input.h (class file_cache): Make tunables non const. * params.opt: Add new tunables. * toplev.cc (toplev::main): Initialize input buffer context tunables. 2025-02-02 Gaius Mulley PR modula2/117411 * doc/gm2.texi (Exception handling): New section. (The ISO system module): Add description of COFF_T. (Assembler language): Tidy up last sentance. 2025-02-02 Lewis Hyatt PR middle-end/115913 * optc-save-gen.awk (cl_optimization_compare): Skip options with CL_WARNING flag. 2025-02-01 H.J. Lu PR target/118713 * config/i386/i386-expand.cc (ix86_expand_call): Change "if (TARGET_X32 ...)" back to "else if (TARGET_X32 ...)". 2025-02-01 H.J. Lu PR target/118713 * config/i386/constraints.md (Bs): Always disable if TARGET_INDIRECT_BRANCH_REGISTER is true. (Bw): Likewise. * config/i386/i386-expand.cc (ix86_expand_call): Force indirect call via register for x32 GOT slot call if TARGET_INDIRECT_BRANCH_REGISTER is true. * config/i386/i386-protos.h (ix86_nopic_noplt_attribute_p): New. * config/i386/i386.cc (ix86_nopic_noplt_attribute_p): Make it global. * config/i386/i386.md (*call_got_x32): Disable indirect call via memory for TARGET_INDIRECT_BRANCH_REGISTER. (*call_value_got_x32): Likewise. (*sibcall_value_pop_memory): Likewise. * config/i386/predicates.md (constant_call_address_operand): Return false if both TARGET_INDIRECT_BRANCH_REGISTER and ix86_nopic_noplt_attribute_p are true. 2025-02-01 David Malcolm * libsarifreplay.cc (sarif_replayer::handle_run_obj): Pass run to handle_result_obj. (sarif_replayer::handle_result_obj): Add run_obj param and pass it to handle_location_object and handle_thread_flow_object. (sarif_replayer::handle_thread_flow_object): Add run_obj param and pass it to handle_thread_flow_location_object. (sarif_replayer::handle_thread_flow_location_object): Add run_obj param and pass it to handle_location_object. (sarif_replayer::handle_location_object): Add run_obj param and pass it to handle_logical_location_object. (sarif_replayer::handle_logical_location_object): Add run_obj param. If the run_obj is non-null and has "logicalLocations", then use these "cached" logical locations if we see an "index" property, as per §3.33.3 2025-02-01 Jeff Law PR tree-optimization/114277 * match.pd (a * (a || b) -> a): New pattern. (a * !(a || b) -> 0): Likewise. 2025-01-31 Jakub Jelinek PR ipa/117432 * ipa-icf-gimple.cc (func_checker::compare_asm_inputs_outputs): Also return_false if operands have incompatible types. (func_checker::compare_gimple_call): Check fntype1 vs. fntype2 compatibility for all non-internal calls and assume fntype1 and fntype2 are non-NULL for those. For calls to non-prototyped calls or for stdarg_p functions after the last named argument (if any) check type compatibility of call arguments. 2025-01-31 Vladimir N. Makarov PR rtl-optimization/116234 * lra-constraints.cc (multiple_insn_refs_p): New function. (curr_insn_transform): Use it. 2025-01-31 Richard Biener PR debug/100530 * dwarf2out.cc (modified_type_die): Do not claim we handle address-space qualification with dwarf_qual_info[]. 2025-01-31 Jakub Jelinek PR tree-optimization/118689 PR modula2/115032 * tree-ssa-loop-niter.cc (build_cltz_expr): Return NULL_TREE if fn is NULL and use_ifn is false. 2025-01-31 Richard Biener * tree-vect-loop.cc (vect_analyze_loop_operations): Only call vectorizable_lc_phi when not PURE_SLP. (vectorizable_reduction): Do not claim having handled the inner loop LC PHI for outer loop vectorization. 2025-01-30 Georg-Johann Lay * config/avr/builtins.def (STRLEN_FLASH, STRLEN_FLASHX) (STRLEN_MEMX): New DEF_BUILTIN's. * config/avr/avr.cc (avr_ftype_strlen): New static function. (avr_builtin_supported_p): New built-ins are not for AVR_TINY. (avr_init_builtins) : Provide new fntypes. (avr_fold_builtin) [AVR_BUILTIN_STRLEN_FLASH] [AVR_BUILTIN_STRLEN_FLASHX, AVR_BUILTIN_STRLEN_MEMX]: Fold if possible. * doc/extend.texi (AVR Built-in Functions): Document __builtin_avr_strlen_flash, __builtin_avr_strlen_flashx, __builtin_avr_strlen_memx. 2025-01-30 Georg-Johann Lay * config/avr/builtins.def (AVR_FIRST_C_ONLY_BUILTIN_ID): New macro. * config/avr/avr-protos.h (avr_builtin_supported_p): New. * config/avr/avr.cc (avr_builtin_supported_p): New function. (avr_init_builtins): Only provide a built-in when it is supported. * config/avr/avr-c.cc (avr_cpu_cpp_builtins): Only define the __BUILTIN_AVR_ build-in defines when the associated built-in function is supported. * doc/extend.texi (AVR Built-in Functions): Add a note that following built-ins are supported for only for GNU-C. 2025-01-30 Jakub Jelinek Stefan Schulze Frielinghaus PR target/118696 * config/s390/vector.md (*vec_cmpgt_nocc_emu, *vec_cmpgtu_nocc_emu): Duplicate the first rather than second V2DImode element. 2025-01-30 Richard Biener PR middle-end/118695 * expr.cc (expand_expr_real_1): When expanding a MEM_REF to a non-MEM by committing it to a stack temporary make sure to handle misaligned accesses correctly. 2025-01-30 Tobias Burnus * gimplify.cc (gimplify_call_expr): For OpenMP's append_args clause processed by 'omp dispatch', update for internal-representation changes; fix handling of hidden arguments, add some comments and handle Fortran's value dummy and optional/pointer/allocatable actual args. 2025-01-30 Richard Biener PR middle-end/118692 * expr.cc (expand_expr_real_1): When expanding a MEM_REF as BIT_FIELD_REF avoid large offsets for accesses not overlapping the base object. 2025-01-30 Richard Biener PR tree-optimization/114052 * tree-ssa-loop-niter.cc (maybe_lower_iteration_bound): Check for infinite subloops we might not exit. 2025-01-30 Richard Sandiford PR rtl-optimization/118320 * pair-fusion.cc (pair_fusion_bb_info::fuse_pair): Commonize the merge of input_uses and return early if it fails. 2025-01-29 Gaius Mulley PR modula2/118010 PR modula2/118183 PR modula2/116073 * doc/gm2.texi (-fm2-file-offset-bits=): Change the default size description to CSSIZE_T. Add COFF_T to the list of data types exported by SYSTEM.def. 2025-01-29 Richard Sandiford PR rtl-optimization/118429 * pair-fusion.cc (latest_hazard_before): Add an extra parameter to say whether the instruction is a load or a store. If the instruction is not a load or store and has memory side effects, prevent it from being moved earlier. (pair_fusion::find_trailing_add): Update call accordingly. (pair_fusion_bb_info::fuse_pair): If the trailng addition had a memory side-effect, use a tombstone to preserve it. 2025-01-29 Georg-Johann Lay * config/avr/avr.md (*negsi2.libgcc): New insn. 2025-01-29 Yoshinori Sato * config/rx/constraints.md (Q): Also check that the address passes rx_is_restricted_memory-address. 2025-01-29 Andrew Pinski PR tree-optimization/118505 * gimple-ssa-split-paths.cc (poor_ifcvt_pred): Return true for trapping statements. 2025-01-29 Andrew Pinski * gimple-ssa-split-paths.cc (poor_ifcvt_candidate_code): Remove CALL_EXPR handling. 2025-01-29 Martin Jambor Michal Jireš PR tree-optimization/117892 * tree-ssa-dse.cc (dse_optimize_call): Leave control-altering noreturn calls alone. 2025-01-29 Pan Li PR target/117688 * config/riscv/riscv.cc (riscv_expand_sstrunc): Leverage the helper riscv_extend_to_xmode_reg with SIGN_EXTEND. 2025-01-29 Pan Li PR target/117688 * config/riscv/riscv.cc (riscv_expand_sssub): Leverage the helper riscv_extend_to_xmode_reg with SIGN_EXTEND. 2025-01-29 Pan Li PR target/117688 * config/riscv/riscv.cc (riscv_expand_ssadd): Leverage the helper riscv_extend_to_xmode_reg with SIGN_EXTEND. 2025-01-29 Pan Li * config/riscv/riscv.cc (riscv_gen_zero_extend_rtx): Rename from ... (riscv_extend_to_xmode_reg): Rename to and add rtx_code for zero/sign extend if non-Xmode. (riscv_expand_usadd): Leverage the renamed function with ZERO_EXTEND. (riscv_expand_ussub): Ditto. 2025-01-29 Richard Biener PR middle-end/118684 * expr.cc (expand_expr_real_1): When creating a stack local during expansion of a handled component, when the base is a SSA_NAME use its type alignment and avoid calling get_object_alignment. 2025-01-28 Richard Biener PR middle-end/118684 * expr.cc (expand_expr_real_1): When expanding a reference based on a register and we end up needing a MEM make sure that's aligned as the original reference required. 2025-01-28 David Malcolm * input.cc (file_cache_slot::dump): Show indices within m_line_record when dumping entries. 2025-01-28 David Malcolm PR other/118675 * diagnostic-format-sarif.cc: Define INCLUDE_STRING. (escape_braces): New. (set_string_property_escaping_braces): New. (sarif_builder::make_message_object): Escape braces in the "text" property. (sarif_builder::make_message_object_for_diagram): Likewise, and for the "markdown" property. (sarif_builder::make_multiformat_message_string): Likewise for the "text" property. (xelftest::test_message_with_braces): New. (selftest::diagnostic_format_sarif_cc_tests): Call it. 2025-01-28 Richard Sandiford PR tree-optimization/117270 * tree-vect-slp.cc (vectorizable_slp_permutation_1): Make nperms account for the number of times that each permutation will be used during transformation. 2025-01-28 Richard Biener PR tree-optimization/112859 * tree-loop-distribution.cc (loop_distribution::pg_add_dependence_edges): Add comment. 2025-01-28 Vladimir N. Makarov PR target/118663 * lra-constraints.cc (invalid_mode_reg_p): Check empty reg_class_contents. 2025-01-28 Richard Biener PR tree-optimization/117424 * tree-eh.cc (tree_could_trap_p): Verify the base is fully contained within a decl. 2025-01-28 Thomas Schwinge * tree-pretty-print.cc (dump_omp_clause): Clarify 'OMP_CLAUSE_MAP_RUNTIME_IMPLICIT_P'. 2025-01-28 Jakub Jelinek PR rtl-optimization/118638 * combine.cc (make_extraction): Only optimize (mult x 2^n) if len is larger than 1. 2025-01-28 Richard Sandiford * tree-vect-slp.cc (vectorizable_slp_permutation_1): Remove extra newline from dump message. 2025-01-28 Jeff Law PR target/114085 * config/h8300/constraints.md (U): No longer accept REGs. * config/h8300/logical.md (andqi3_2): Use "rU" rather than "U". (andqi3_2_clobber_flags, andqi3_1, qi3_1): Likewise. * config/h8300/testcompare.md (tst_extzv_1_n): Likewise. 2025-01-27 Robin Dapp PR target/117173 * config/riscv/riscv-v.cc (shuffle_generic_patterns): Only support single-source permutes by default. * config/riscv/riscv.opt: New param "riscv-two-source-permutes". 2025-01-27 John David Anglin PR c++/116524 * configure.ac: Check for munmap and msync. * configure: Regenerate. * config.in: Regenerate. 2025-01-27 Richard Biener PR tree-optimization/118653 * tree-vect-loop.cc (vectorizable_live_operation): Also allow out-of-loop debug uses. 2025-01-27 Richard Biener PR rtl-optimization/118662 * combine.cc (try_combine): When re-materializing a load from an extended reg by a lowpart subreg make sure we're not dealing with vector or complex modes. 2025-01-27 Richard Biener PR middle-end/118643 * expr.cc (expand_expr_real_1): Avoid falling back to BIT_FIELD_REF expansion for negative offset. 2025-01-27 Richard Biener PR tree-optimization/112859 PR tree-optimization/115347 * tree-loop-distribution.cc (loop_distribution::pg_add_dependence_edges): For a zero distance vector still make sure to not have an inner loop with zero distance. 2025-01-27 Jakub Jelinek PR tree-optimization/118637 * match.pd: Canonicalize unsigned division by power of two to right shift. 2025-01-27 Soumya AR PR target/118490 * match.pd: Added ! to verify that log/exp (CST) can be constant folded. 2025-01-26 Ilya Leoshkevich * asan.cc (asan_emit_stack_protection): Always zero the flag unless it is cleared by the __asan_stack_free_N() libcall. 2025-01-26 Pan Li PR target/118103 * config/riscv/riscv.cc (riscv_conditional_register_usage): Add the FRM as the global_regs. 2025-01-25 Andi Kleen PR preprocessor/118168 * input.cc (file_cache_slot::m_error): New field. (file_cache_slot::create): Clear m_error. (file_cache_slot::file_cache_slot): Clear m_error. (file_cache_slot::read_data): Set m_error on error. (file_cache_slot::get_next_line): Use m_error instead of ferror. 2025-01-25 Jeff Law PR target/116256 * config/riscv/riscv.md (mvconst_internal): Reject single bit constants. * config/riscv/riscv.cc (riscv_gen_zero_extend_rtx): Improve handling constants. 2025-01-24 Andrew Carlotti * config/aarch64/aarch64-arches.def (V9_5A): Add CPA. * config/aarch64/aarch64-option-extensions.def (CPA): New. * doc/invoke.texi: Document +cpa. 2025-01-24 Andrew Carlotti * doc/invoke.texi: Add +wfxt and +xs to armv9.2-a 2025-01-24 Andrew Carlotti * config/aarch64/aarch64-arches.def (V9_5A): New. * doc/invoke.texi: Document armv9.5-a option. 2025-01-24 Andrew Carlotti * common/config/aarch64/aarch64-common.cc: Assert that CRYPTO bit is not set. * config/aarch64/aarch64-feature-deps.h (info.explicit_on): Unset CRYPTO bit. (cpu_##CORE_IDENT): Ditto. 2025-01-24 Andrew Carlotti * common/config/aarch64/aarch64-common.cc (aarch64_rewrite_selected_cpu): Refactor and inline into... (aarch64_rewrite_mcpu): this. * config/aarch64/aarch64-protos.h (aarch64_rewrite_selected_cpu): Delete. 2025-01-24 Andrew Carlotti * common/config/aarch64/aarch64-common.cc (aarch64_get_arch_string_for_assembler): New. (aarch64_rewrite_march): New. (aarch64_rewrite_selected_cpu): Call new function. * config/aarch64/aarch64-elf.h (ASM_SPEC): Remove identity mapping. * config/aarch64/aarch64-protos.h (aarch64_get_arch_string_for_assembler): New. * config/aarch64/aarch64.cc (aarch64_declare_function_name): Call new function. (aarch64_start_file): Ditto. * config/aarch64/aarch64.h (EXTRA_SPEC_FUNCTIONS): Use new macro name. (MCPU_TO_MARCH_SPEC): Rename to... (MARCH_REWRITE_SPEC): ...this, and extend the spec rule. (aarch64_rewrite_march): New declaration. (MCPU_TO_MARCH_SPEC_FUNCTIONS): Rename to... (AARCH64_BASE_SPEC_FUNCTIONS): ...this, and add new function. (ASM_CPU_SPEC): Use new macro name. 2025-01-24 Andrew Carlotti * common/config/aarch64/aarch64-common.cc (aarch64_get_all_extension_candidates): Inline into... (aarch64_print_hint_for_extensions): ...this. 2025-01-24 Andrew Carlotti * common/config/aarch64/aarch64-common.cc (aarch64_get_all_extension_candidates): Move within file. (aarch64_print_hint_candidates): Move from aarch64.cc. (aarch64_print_hint_for_extensions): Ditto. (aarch64_print_hint_for_arch): Ditto. (aarch64_print_hint_for_core): Ditto. (enum aarch_parse_opt_result): Ditto. (aarch64_parse_arch): Ditto. (aarch64_parse_cpu): Ditto. (aarch64_parse_tune): Ditto. (aarch64_validate_march): Ditto. (aarch64_validate_mcpu): Ditto. (aarch64_validate_mtune): Ditto. * config/aarch64/aarch64-protos.h (aarch64_rewrite_selected_cpu): Move within file. (aarch64_print_hint_for_extensions): Share function prototype. (aarch64_print_hint_for_arch): Ditto. (aarch64_print_hint_for_core): Ditto. (enum aarch_parse_opt_result): Ditto. (aarch64_validate_march): Ditto. (aarch64_validate_mcpu): Ditto. (aarch64_validate_mtune): Ditto. (aarch64_get_all_extension_candidates): Unshare prototype. * config/aarch64/aarch64.cc (aarch64_parse_arch): Move to aarch64-common.cc. (aarch64_parse_cpu): Ditto. (aarch64_parse_tune): Ditto. (aarch64_print_hint_candidates): Ditto. (aarch64_print_hint_for_core): Ditto. (aarch64_print_hint_for_arch): Ditto. (aarch64_print_hint_for_extensions): Ditto. (aarch64_validate_mcpu): Ditto. (aarch64_validate_march): Ditto. (aarch64_validate_mtune): Ditto. 2025-01-24 Andrew Carlotti * config/aarch64/aarch64.cc (aarch64_print_hint_candidates): New helper function. (aarch64_print_hint_for_core_or_arch): Inline into callers. (aarch64_print_hint_for_core): Inline callee and use new helper. (aarch64_print_hint_for_arch): Ditto. (aarch64_print_hint_for_extensions): Use new helper. 2025-01-24 Andrew Carlotti * config/aarch64/aarch64.cc (aarch64_print_hint_for_extensions): Receive string as a char *. (aarch64_parse_arch): Don't return a const struct processor *. (aarch64_parse_cpu): Ditto. (aarch64_parse_tune): Ditto. (aarch64_validate_mtune): Ditto. (aarch64_validate_mcpu): Ditto, and use temporary variables for march/mcpu cross-check. (aarch64_validate_march): Ditto. (aarch64_override_options): Adjust for changed parameter types. (aarch64_handle_attr_arch): Ditto. (aarch64_handle_attr_cpu): Ditto. (aarch64_handle_attr_tune): Ditto. 2025-01-24 Andrew Carlotti * common/config/aarch64/aarch64-common.cc (struct aarch64_option_extension): Rename to.. (struct aarch64_extension_info): ...this. (all_extensions): Update type name. (struct arch_to_arch_name): Rename to... (struct aarch64_arch_info): ...this, and rename name field. (all_architectures): Update type names, and move before... (struct processor_name_to_arch): ...this. Rename to... (struct aarch64_processor_info): ...this, rename name field and add cpu field. (all_cores): Update type name, and set new field. (aarch64_parse_extension): Update names. (aarch64_get_all_extension_candidates): Ditto. (aarch64_rewrite_selected_cpu): Ditto. 2025-01-24 Andrew Carlotti * common/config/aarch64/aarch64-common.cc (all_cores): Remove explicit generic entry. 2025-01-24 Andrew Carlotti * config/aarch64/aarch64-opts.h (enum aarch64_processor): Rename to... (enum aarch64_cpu): ...this, and rename the entries. * config/aarch64/aarch64.cc (aarch64_type): Rename type and initial value. (struct processor): Rename member types. (all_architectures): Rename enum members. (all_cores): Ditto. (aarch64_get_tune_cpu): Rename type and enum member. * config/aarch64/aarch64.h (enum target_cpus): Remove. (TARGET_CPU_DEFAULT): Rename default value. (aarch64_tune): Rename type. * config/aarch64/aarch64.opt: (selected_tune): Rename type and default value. 2025-01-24 Andrew Carlotti * config/aarch64/aarch64.cc (aarch64_override_options): Compare returned feature masks directly. 2025-01-24 Vladimir N. Makarov PR target/118497 * ira-int.h (target_ira_int): Add x_ira_hard_regno_nrefs. (ira_hard_regno_nrefs): New macro. * ira.cc (setup_hard_regno_aclass): Remove unused code. Modify the comment. (setup_hard_regno_nrefs): New function. (ira): Call it. * ira-color.cc (calculate_saved_nregs): Check ira_hard_regno_nrefs. 2025-01-24 yxj-github-437 <2457369732@qq.com> * config/aarch64/aarch64.cc (aarch64_build_builtin_va_list): Mark __builtin_va_list as TREE_PUBLIC. * config/arm/arm.cc (arm_build_builtin_va_list): Likewise. 2025-01-24 David Malcolm PR sarif-replay/117670 * Makefile.in (SARIF_REPLAY_INSTALL_NAME): New. (install-libgdiagnostics): Use it,and exeext, rather than just sarif-replay. 2025-01-24 Richard Biener PR tree-optimization/116010 * tree-data-ref.cc (contains_ssa_ref_p_1): New function. (contains_ssa_ref_p): Likewise. (dr_may_alias_p): Avoid treating unanalyzed base parts without SSA reference conservatively. 2025-01-24 Stefan Schulze Frielinghaus * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): Remove. (S390_TDC_NEGATIVE_ZERO): Remove. (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): Remove. (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): Remove. (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): Remove. (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): Remove. (S390_TDC_POSITIVE_INFINITY): Remove. (S390_TDC_NEGATIVE_INFINITY): Remove. (S390_TDC_POSITIVE_QUIET_NAN): Remove. (S390_TDC_NEGATIVE_QUIET_NAN): Remove. (S390_TDC_POSITIVE_SIGNALING_NAN): Remove. (S390_TDC_NEGATIVE_SIGNALING_NAN): Remove. (S390_TDC_POSITIVE_DENORMALIZED_DFP_NUMBER): Remove. (S390_TDC_NEGATIVE_DENORMALIZED_DFP_NUMBER): Remove. (S390_TDC_POSITIVE_NORMALIZED_DFP_NUMBER): Remove. (S390_TDC_NEGATIVE_NORMALIZED_DFP_NUMBER): Remove. (S390_TDC_SIGNBIT_SET): Remove. (S390_TDC_INFINITY): Remove. * config/s390/s390.md (signbit2): Merge this one (isinf2): and this one into (2): new expander. (isnormal2): New BFP expander. (isnormal2): New DFP expander. * config/s390/vector.md (signbittf2_vr): Merge this one (isinftf2_vr): and this one into (tf2_vr): new expander. (signbittf2): Merge this one (isinftf2): and this one into (tf2): new expander. 2025-01-24 Richard Biener PR tree-optimization/118634 * tree-ssa-loop-ivcanon.cc (try_unroll_loop_completely): Dump the number of estimated eliminated insns. 2025-01-24 Saurabh Jha * config/aarch64/aarch64-sve2.md: (*aarch64_pred_faminmax_fused): Fix to use the correct flags. * config/aarch64/aarch64.h (TARGET_SVE_FAMINMAX): Remove. * config/aarch64/iterators.md: Fix iterators so that famax and famin use correct flags. 2025-01-24 Alexandre Oliva PR tree-optimization/118572 * gimple-fold.cc (fold_truth_andor_for_ifcombine): Compare as unsigned the variables whose extension bits are masked out. 2025-01-24 Alexandre Oliva * gimple-fold.cc (fold_truth_andor_for_ifcombine): Document reversep's absence of effects on range tests. Don't reject reversep mismatches before trying compare swapping. 2025-01-24 Alexandre Oliva PR tree-optimization/118514 * tree-eh.cc (bit_field_ref_in_bounds_p): New. (tree_could_trap_p) : Call it. * gimple-fold.cc (make_bit_field_load): Check trapping status of replacement load against original load. 2025-01-23 John David Anglin * config/pa/pa32-regs.h (ADDITIONAL_REGISTER_NAMES): Change register 86 name to "%fr31L". 2025-01-23 Jakub Jelinek PR tree-optimization/118628 * tree-vect-stmts.cc (vectorizable_store, vectorizable_load): Initialize offvar to NULL_TREE. 2025-01-23 Georg-Johann Lay PR tree-optimization/118012 PR tree-optimization/118360 * config/avr/avr.opt (-mpr118012): New undocumented option. * config/avr/avr-protos.h (avr_out_sextr) (avr_emit_skip_pixop, avr_emit_skip_clear): New protos. * config/avr/avr.cc (avr_adjust_insn_length) [case ADJUST_LEN_SEXTR]: Handle case. (avr_rtx_costs_1) [NEG]: Costs for NEG (ZERO_EXTEND (ZERO_EXTRACT)). [MULT && avropt_pr118012]: Costs for MULT (x AND 1). (avr_out_sextr, avr_emit_skip_pixop, avr_emit_skip_clear): New functions. * config/avr/avr.md [avropt_pr118012]: Add combine patterns with that condition that try to work around PR118012. (adjust_len) : Add insn attr value. (pixop): New code iterator. (mulsi3) [avropt_pr118012 && !AVR_TINY]: Allow these in insn condition. 2025-01-23 Richard Sandiford PR rtl-optimization/118562 * rtl-ssa/blocks.cc (function_info::replace_phi): When converting to a degenerate phi, make sure to remove all uses of the previous inputs. 2025-01-23 Richard Sandiford * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNE_CHEAP_FPMR_WRITE): New tuning flag. * config/aarch64/aarch64.h (TARGET_CHEAP_FPMR_WRITE): New macro. * config/aarch64/aarch64.md: Split moves into FPMR into a test and branch around. (aarch64_write_fpmr): New pattern. 2025-01-23 Richard Sandiford * config/aarch64/aarch64.cc (aarch64_memory_move_cost): Account for the cost of moving in and out of GENERAL_SYSREGS. 2025-01-23 Richard Sandiford * config/aarch64/aarch64.md (*mov_aarch64) (*movsi_aarch64, *movdi_aarch64): Allow the source of an MSR to be zero. 2025-01-23 Jakub Jelinek PR tree-optimization/118605 * tree-assume.cc (assume_query::m_parm_list): Change type from bitmap & to bitmap. 2025-01-23 Tejas Belagod * omp-low.cc (use_pointer_for_field): Use pointer if the OMP data structure's field type is a poly-int. 2025-01-23 Jakub Jelinek PR middle-end/114877 * builtins.cc (fold_builtin_frexp): Handle rvc_nan and rvc_inf cases like rvc_zero, return passed in arg and set *exp = 0. 2025-01-23 Torbjörn SVENSSON * doc/sourcebuild.texi (Effective-Target Keywords): Document 'alarm'. 2025-01-23 Georg-Johann Lay PR target/117726 * config/avr/avr.cc (avr_ld_regno_p): New function. (ashlsi3_out) [case 25,26,27,28,29,30]: Handle and tweak. (lshrsi3_out): Same. (avr_rtx_costs_1) [SImode, ASHIFT, LSHIFTRT]: Adjust costs. * config/avr/avr.md (ashlsi3, *ashlsi3, *ashlsi3_const): Add "r,r,C4L" alternative. (lshrsi3, *lshrsi3, *lshrsi3_const): Add "r,r,C4R" alternative. * config/avr/constraints.md (C4R, C4L): New, 2025-01-23 Richard Biener PR tree-optimization/118558 * tree-vectorizer.h (vect_known_alignment_in_bytes): Pass through offset to dr_misalignment. * tree-vect-stmts.cc (get_group_load_store_type): Compute offset applied for negative stride and use it when querying alignment of accesses. (vectorizable_load): Likewise. 2025-01-23 Nathaniel Shead PR c++/107741 * common.opt: Add -fabi-version=20. * doc/invoke.texi: Likewise. 2025-01-23 Xi Ruoyao PR target/118501 * config/loongarch/loongarch.md (@xorsign3): Use force_lowpart_subreg. 2025-01-23 Haochen Jiang * config/i386/avx10_2-512convertintrin.h: Omit "p" for packed for FP8. * config/i386/avx10_2convertintrin.h: Ditto. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512satcvtintrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2satcvtintrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (UNSPEC_VCVTBF162IBS): Rename from UNSPEC_VCVTNEBF162IBS. (UNSPEC_VCVTBF162IUBS): Rename from UNSPEC_VCVTNEBF162IUBS. (UNSPEC_VCVTTBF162IBS): Rename from UNSPEC_VCVTTNEBF162IBS. (UNSPEC_VCVTTBF162IUBS): Rename from UNSPEC_VCVTTNEBF162IUBS. (UNSPEC_CVTNE_BF16_IBS_ITER): Rename to... (UNSPEC_CVT_BF16_IBS_ITER): ...this. Adjust UNSPEC name. (sat_cvt_sign_prefix): Adjust UNSPEC name. (sat_cvt_trunc_prefix): Ditto. (avx10_2_cvtnebf162ibs): Rename to... (avx10_2_cvtbf162ibs): ...this. Change instruction name output. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512convertintrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2convertintrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (UNSPEC_VCVTPH2BF8): Rename from UNSPEC_VCVTNEPH2BF8. (UNSPEC_VCVTPH2BF8S): Rename from UNSPEC_VCVTNEPH2BF8S. (UNSPEC_VCVTPH2HF8): Rename from UNSPEC_VCVTNEPH2HF8. (UNSPEC_VCVTPH2HF8S): Rename from UNSPEC_VCVTNEPH2HF8S. (UNSPEC_CONVERTPH2FP8): Rename from UNSPEC_NECONVERTPH2FP8. Adjust UNSPEC name. (convertph2fp8): Rename from neconvertph2fp8. Adjust iterator map. (vcvtv8hf): Rename to... (vcvtv8hf): ...this. (*vcvtv8hf): Rename to... (*vcvtv8hf): ...this. (vcvtv8hf_mask): Rename to... (vcvtv8hf_mask): ...this. (*vcvtv8hf_mask): Rename to... (*vcvtv8hf_mask): ...this. (vcvt): Rename to... (vcvt): ...this. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512convertintrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2convertintrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (UNSPEC_VCVT2PH2BF8): Rename from UNSPEC_VCVTNE2PH2BF8. (UNSPEC_VCVT2PH2BF8S): Rename from UNSPEC_VCVTNE2PH2BF8S. (UNSPEC_VCVT2PH2HF8): Rename from UNSPEC_VCVTNE2PH2HF8. (UNSPEC_VCVT2PH2HF8S): Rename from UNSPEC_VCVTNE2PH2HF8S. (UNSPEC_CONVERTFP8_PACK): Rename from UNSPEC_NECONVERTFP8_PACK. Adjust UNSPEC name. (convertfp8_pack): Rename from neconvertfp8_pack. Adjust iterator map. (vcvt): Rename to... (vcvt): ...this. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2bf16intrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/i386-expand.cc (ix86_expand_fp_compare): Adjust comments. (ix86_expand_builtin): Adjust switch case. * config/i386/i386.md (cmpibf): Change instruction name output. * config/i386/sse.md (UNSPEC_VCOMSBF16): Removed. (avx10_2_comisbf16_v8bf): New. (avx10_2_comsbf16_v8bf): Removed. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512bf16intrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2bf16intrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (UNSPEC_VFPCLASSBF16); Rename from UNSPEC_VFPCLASSPBF16. (avx10_2_getexppbf16_): Rename to... (avx10_2_getexpbf16_): ...this. Change instruction name output. (avx10_2_fpclasspbf16_): Rename to... (avx10_2_fpclassbf16_): ...this. Change instruction name output. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512bf16intrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2bf16intrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (UNSPEC_VSCALEFBF16): Rename from UNSPEC_VSCALEFPBF16. (avx10_2_scalefpbf16_): Rename to... (avx10_2_scalefbf16_): ...this. Change instruction name output. (avx10_2_rsqrtpbf16_): Rename to... (avx10_2_rsqrtbf16_): ...this. Change instruction name output. (avx10_2_sqrtnepbf16_): Rename to... (avx10_2_sqrtbf16_): ...this. Change instruction name output. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512bf16intrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2bf16intrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (UNSPEC_VRNDSCALEBF16): Rename from UNSPEC_VRNDSCALENEPBF16. (UNSPEC_VREDUCEBF16): Rename from UNSPEC_VREDUCENEPBF16. (UNSPEC_VGETMANTBF16): Rename from UNSPEC_VGETMANTPBF16. (BF16IMMOP): Adjust iterator due to UNSPEC name change. (bf16immop): Ditto. (avx10_2_pbf16_): Rename to... (avx10_2_bf16_): ...this. Change instruction name output. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512minmaxintrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2minmaxintrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (UNSPEC_MINMAXBF16): Rename from UNSPEC_MINMAXNEPBF16. (avx10_2_minmaxnepbf16_): Rename to... (avx10_2_minmaxbf16_): ...this. Change instruction name output. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512bf16intrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2bf16intrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (avx10_2_pbf16_): Rename to... (avx10_2_bf16_): ...this. Change instruction name output. (avx10_2_cmppbf16_): Rename to... (avx10_2_cmpbf16_): ...this. Change instruction name output. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512bf16intrin.h: Change intrin and builtin names according to new mnemonics. * config/i386/avx10_2bf16intrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (avx10_2_fmaddnepbf16__maskz): Rename to... (avx10_2_fmaddbf16__maskz): ...this. Adjust emit_insn. (avx10_2_fmaddnepbf16_): Rename to... (avx10_2_fmaddbf16_): ...this. Change instruction name output. (avx10_2_fmaddnepbf16__mask): Rename to... (avx10_2_fmaddbf16__mask): ...this. Change instruction name output. (avx10_2_fmaddnepbf16__mask3): Rename to... (avx10_2_fmaddbf16__mask3): ...this. Change instruction name output. (avx10_2_fnmaddnepbf16__maskz): Rename to... (avx10_2_fnmaddbf16__maskz): ...this. Adjust emit_insn. (avx10_2_fnmaddnepbf16_): Rename to... (avx10_2_fnmaddbf16_): ...this. Change instruction name output. (avx10_2_fnmaddnepbf16__mask): Rename to... (avx10_2_fnmaddbf16__mask): ...this. Change instruction name output. (avx10_2_fnmaddnepbf16__mask3): Rename to... (avx10_2_fnmaddbf16__mask3): ...this. Change instruction name output. (avx10_2_fmsubnepbf16__maskz): Rename to... (avx10_2_fmsubbf16__maskz): ...this. Adjust emit_insn. (avx10_2_fmsubnepbf16_): Rename to... (avx10_2_fmsubbf16_): ...this. Change instruction name output. (avx10_2_fmsubnepbf16__mask): Rename to... (avx10_2_fmsubbf16__mask): ...this. Change instruction name output. (avx10_2_fmsubnepbf16__mask3): Rename to... (avx10_2_fmsubbf16__mask3): ...this. Change instruction name output. (avx10_2_fnmsubnepbf16__maskz): Rename to... (avx10_2_fnmsubbf16__maskz): ...this. Adjust emit_insn. (avx10_2_fnmsubnepbf16_): Rename to... (avx10_2_fnmsubbf16_): ...this. Change instruction name output. (avx10_2_fnmsubnepbf16__mask): Rename to... (avx10_2_fnmsubbf16__mask): ...this. Change instruction name output. (avx10_2_fnmsubnepbf16__mask3): Rename to... (avx10_2_fnmsubbf16__mask3): ...this. Change instruction name output. 2025-01-23 Haochen Jiang PR target/118270 * config/i386/avx10_2-512bf16intrin.h: Change intrin and builtin name according to new mnemonics. * config/i386/avx10_2bf16intrin.h: Ditto. * config/i386/i386-builtin.def (BDESC): Ditto. * config/i386/sse.md (div3): Adjust emit_insn. (avx10_2_nepbf16_): Rename to... (avx10_2_bf16_): ...this. Change instruction name output. (avx10_2_rcppbf16_): Rename to... (avx10_2_rcpbf16_):...this. Change instruction name output. 2025-01-22 Stefan Schulze Frielinghaus * config/s390/s390.cc: Fix arch15 machine string which must not be empty. 2025-01-22 Richard Sandiford * config/aarch64/aarch64.md (aarch64_read_sysregti): Change the source predicate to aarch64_reg_or_zero. 2025-01-22 Xi Ruoyao * config/loongarch/loongarch.md (_alsl_reversesi_extended): Add '&' to the destination register constraint and append '0' to the first source register constraint to indicate the destination register cannot be same as the second source register, and change the split condition to reload_completed so that the insn will be split only after RA in order to obtain allocated registers that satisfy the above constraints. 2025-01-21 Jeff Law Revert: 2024-10-29 yulong * config.gcc: Add riscv_cmo.h. * config/riscv/riscv_cmo.h: New file. 2025-01-21 Andrew Pinski PR tree-optimization/118483 * match.pd (`x ==/!= ~x`): Allow for an optional convert and use itwise_inverted_equal_p/maybe_bit_not instead of directly matching bit_not. 2025-01-21 Robin Dapp * config/riscv/riscv.cc (riscv_file_end): Fix format string. (riscv_lshift_subword): Mark MODE as unused. 2025-01-21 Georg-Johann Lay * config/avr/avr-passes.cc (avr_emit_shift) [ASHIFT,HImode]: Allow offsets 5 and 6 as 3op provided have MUL and a scratch. * config/avr/avr.cc (avr_optimize_size_max_p): New function. (avr_out_ashlhi3_mul): New function. (ashlhi3_out) [case 4, 5, 6]: Better speed for -Os. * config/avr/avr.md (isa) : New attr values. (*ashlhi3_const): Add alternative for offsets 5 and 6. 2025-01-21 Jin Ma PR target/116593 * config/riscv/constraints.md (vl): New. * config/riscv/thead-vector.md: Replacing rK with rvl. * config/riscv/vector.md: Likewise. 2025-01-21 Denis Chertykov * lra-spills.cc (assign_stack_slot_num_and_sort_pseudos): Use known_ge to compare sizes. 2025-01-21 Jeff Law PR target/116256 * config/riscv/predicates.md (consecutive_bits_operand): Properly handle (const_int 0). 2025-01-21 Alfie Richards * config/aarch64/aarch64.opt.urls: Regenerate 2025-01-21 Richard Biener PR tree-optimization/118569 * cfgloopmanip.cc (fix_loop_placement): When the loops nesting parents changed, mark all blocks to be scanned for LC PHI uses. (fix_bb_placements): Remove code moved into fix_loop_placement. 2025-01-21 Vladimir Miloserdov * config/aarch64/aarch64-c.cc (aarch64_update_cpp_builtins): Add new flag TARGET_LUT. * config/aarch64/aarch64-sve-builtins-shapes.cc (struct luti_base): Shape for lut intrinsics. (SHAPE): Specializations for lut shapes for luti2 and luti4.. * config/aarch64/aarch64-sve-builtins-shapes.h: Declare lut intrinsics. * config/aarch64/aarch64-sve-builtins-sve2.cc (class svluti_lane_impl): Define expand for lut intrinsics. (FUNCTION): Define expand for lut intrinsics. * config/aarch64/aarch64-sve-builtins-sve2.def (REQUIRED_EXTENSIONS): Declare lut intrinsics behind lut flag. (svluti2_lane): Define intrinsic behind flag. (svluti4_lane): Define intrinsic behind flag. * config/aarch64/aarch64-sve-builtins-sve2.h: Declare lut intrinsics. * config/aarch64/aarch64-sve-builtins.cc (TYPES_bh_data): New type for byte and halfword. (bh_data): Type array for byte and halfword. (h_data): Type array for halfword. * config/aarch64/aarch64-sve2.md (@aarch64_sve_luti): Instruction patterns for lut intrinsics. * config/aarch64/iterators.md: Iterators and attributes for lut intrinsics. 2025-01-21 Tamar Christina PR middle-end/118273 * tree-vect-stmts.cc (vectorizable_simd_clone_call): Use nvectors when doing mask registrations. 2025-01-21 Tamar Christina * config.gcc (aarch64-*-elf): Drop ILP32 from default multilibs. 2025-01-21 Lulu Cheng * config/loongarch/loongarch-protos.h (loongarch_reset_previous_fndecl): Add function declaration. (loongarch_save_restore_target_globals): Likewise. (loongarch_register_pragmas): Likewise. * config/loongarch/loongarch-target-attr.cc (loongarch_option_valid_attribute_p): Optimize the processing of attributes. (loongarch_pragma_target_parse): New functions. (loongarch_register_pragmas): Likewise. * config/loongarch/loongarch.cc (loongarch_reset_previous_fndecl): New functions. (loongarch_set_current_function): When the old_tree is the same as the new_tree, the rules for using registers, etc., are set according to the option values to ensure that the pragma can be processed correctly. * config/loongarch/loongarch.h (REGISTER_TARGET_PRAGMAS): Define macro. * doc/extend.texi: Supplemental Documentation. 2025-01-21 Lulu Cheng * attr-urls.def: Regenerate. * config.gcc: Add loongarch-target-attr.o to extra_objs. * config/loongarch/loongarch-protos.h (loongarch_option_valid_attribute_p): Function declaration. (loongarch_option_override_internal): Likewise. * config/loongarch/loongarch.cc (loongarch_option_override_internal): Delete the modifications to target_option_default_node and target_option_current_node. (loongarch_set_current_function): Add annotation information. (loongarch_option_override): add assignment operations to target_option_default_node and target_option_current_node. (TARGET_OPTION_VALID_ATTRIBUTE_P): Define. * config/loongarch/t-loongarch: Add compilation of target file loongarch-target-attr.o. * doc/extend.texi: Add description information of LoongArch Function Attributes. * config/loongarch/loongarch-target-attr.cc: New file. 2025-01-21 Alfie Richards * config/aarch64/aarch64.cc (aarch64_process_target_version_attr): Add experimental warning. * config/aarch64/aarch64.opt: Add command line option to disable warning. * doc/invoke.texi: Add documentation for -W[no-]experimental-fmv-target. 2025-01-20 Vladimir N. Makarov PR target/118560 * lra-constraints.cc (invalid_mode_reg_p): Exchange args in hard_reg_set_subset_p call. 2025-01-20 Jeff Law PR target/114442 * config/riscv/xiangshan.md: Add missing insn types to a new dummy insn reservation. 2025-01-20 Jeff Law PR target/116256 * config/riscv/riscv.md (reassocating constant addition): Adjust condition to avoid creating an unrecognizable insn. 2025-01-20 Denis Chertykov PR rtl-optimization/117868 * lra-spills.cc (assign_stack_slot_num_and_sort_pseudos): Reuse slots only without allocated memory or only with equal or smaller registers with equal or smaller alignment. (lra_spill): Print slot size as width. 2025-01-20 Richard Sandiford PR tree-optimization/118348 * tree-vectorizer.cc (vec_info::move_dr): Copy STMT_VINFO_SIMD_LANE_ACCESS_P. 2025-01-20 Richard Sandiford Revert: 2025-01-20 Richard Sandiford PR tree-optimization/118384 * tree-vectorizer.cc (vec_info::move_dr): Copy STMT_VINFO_SIMD_LANE_ACCESS_P. 2025-01-20 Richard Sandiford PR tree-optimization/118384 * tree-vectorizer.cc (vec_info::move_dr): Copy STMT_VINFO_SIMD_LANE_ACCESS_P. 2025-01-20 Richard Sandiford PR target/118501 * config/aarch64/aarch64.md (@xorsign3): Use force_lowpart_subreg. 2025-01-20 Richard Sandiford PR target/118531 * config/aarch64/aarch64.md (*insv_reg_) (*aarch64_bfi_) (*aarch64_bfidi_subreg_): Add missing simd requirements. 2025-01-20 Jin Ma * config/riscv/thead.md (*th_cond_mov): Change GPR2 to X. (*th_cond_mov): Likewise. 2025-01-20 Andrew Pinski PR tree-optimization/118077 PR tree-optimization/117668 * tree-inline.cc (fold_marked_statements): Purge abnormal edges as needed. 2025-01-20 Richard Biener PR tree-optimization/117875 * tree-vect-slp.cc (vect_build_slp_tree_1): Handle SSA copies. 2025-01-20 Xi Ruoyao PR target/115921 * config/loongarch/loongarch-protos.h (loongarch_reassoc_shift_bitwise): New function prototype. * config/loongarch/loongarch.cc (loongarch_reassoc_shift_bitwise): Implement. * config/loongarch/loongarch.md (*alslsi3_extend_subreg): New define_insn_and_split. (_shift_reverse): New define_insn_and_split. (_alsl_reversesi_extended): New define_insn_and_split. (zero_extend_ashift): Remove as it's just a special case of and_shift_reversedi, and it does not make too much sense to write "alsl.d rd,rs,r0,shamt" instead of "slli.d rd,rs,shamt". (bstrpick_alsl_paired): Remove as it is already done by splitting and_shift_reversedi into and + ashift first, then late combining the ashift and a further add. 2025-01-20 Xi Ruoyao * config/loongarch/constraints.md (Yy): New define_constriant. * config/loongarch/loongarch.cc (loongarch_print_operand): For "%M", output the index of bits to be used with bstrins/bstrpick. * config/loongarch/predicates.md (ins_zero_bitmask_operand): Exclude low_bitmask_operand as for low_bitmask_operand it's always better to use bstrpick instead of bstrins. (and_operand): New define_predicate. * config/loongarch/loongarch.md (any_or): New define_code_iterator. (bitwise_operand): New define_code_attr. (*3): New define_insn. (*and3): New define_insn. (3): New define_expand. (and3_extended): Remove, replaced by the 3rd alternative of *and3. (bstrins__for_mask): Remove, replaced by the 4th alternative of *and3. (*si3_internal): Remove, already covered by the *3 and *and3 templates. 2025-01-20 Richard Biener PR tree-optimization/118552 * cfgloopmanip.cc (fix_loop_placement): Properly mark exit source blocks as to be scanned for LC SSA update when the loops nesting relationship changed. (fix_loop_placements): Adjust. (fix_bb_placements): Likewise. 2025-01-20 Thomas Schwinge * config/nvptx/t-nvptx (MULTILIB_OPTIONS): Don't add 'mptx=3.1' if neither sm_30 nor sm_35 multilib variant is built. 2025-01-20 Jakub Jelinek PR c++/118509 * tree.cc (tree_invariant_p_1): Return true for TARGET_EXPR too. 2025-01-20 Jakub Jelinek PR tree-optimization/118224 * tree-ssa-dce.cc (is_removable_allocation_p): Multiply a1 by a2 instead of adding it. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def (s390_vec_load_len): Deprecate some overloads. (s390_vec_store_len): Deprecate some overloads. (s390_vec_load_len_r): Add. (s390_vec_store_len_r): Add. * config/s390/s390-c.cc (s390_vec_load_len_r): Add. (s390_vec_store_len_r): Add. * config/s390/vecintrin.h (vec_load_len_r): Redefine. (vec_store_len_r): Redefine. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def: Add 128-bit variants. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/vector.md (3): Add 128-bit variants. * config/s390/vx-builtins.md: Ditto. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def: Add 128-bit variants and remove bool variants. * config/s390/s390-builtin-types.def: Update accordinly. * config/s390/s390.md: Emulate min/max for GPR. * config/s390/vector.md: Add min/max patterns and emulate in case of no VXE3. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def (s390_vec_abs_s128): Add. (s390_vlpq): Add. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/vector.md (abs2): Emulate w/o VXE3. (*abs2): Add 128-bit variant. (*vec_sel0): Make it a ... (vec_sel0): named pattern. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def: Add 128-bit variants. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/s390.cc (s390_expand_vec_compare_cc): Also consider TI modes for vectors. * config/s390/vector.md: Enable *vec_cmp et al. for VXE3. * config/s390/vx-builtins.md: Ditto. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/vector.md (div3): Add. (udiv3): Add. (mod3): Add. (umod3): Add. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def (s390_vec_cntlz): Add 128-bit integer overloads. (s390_vclzq): Add. (s390_vec_cnttz): Add 128-bit integer overloads. (s390_vctzq): Add. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/s390.h (CTZ_DEFINED_VALUE_AT_ZERO): Define. * config/s390/s390.md (*clzg): New insn. (clztidi2): Exploit new insn for target arch15. (ctzdi2): New insn. * config/s390/vector.md (clz2): Extend modes including 128-bit integer. (ctz2): Likewise. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def (s390_vec_gen_element_masks_128): Add. (s390_vgemb): Add. (s390_vgemh): Add. (s390_vgemf): Add. (s390_vgemg): Add. (s390_vgemq): Add. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/s390.md (UNSPEC_VEC_VGEM): Add. * config/s390/vecintrin.h (vec_gen_element_masks_8): Define. (vec_gen_element_masks_16): Define. (vec_gen_element_masks_32): Define. (vec_gen_element_masks_64): Define. (vec_gen_element_masks_128): Define. * config/s390/vx-builtins.md (vgemv16qi): Add. (vgem): Add. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def (s390_vec_evaluate): Add. (s390_veval): Add. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/s390.md (UNSPEC_VEC_VEVAL): Add. * config/s390/vecintrin.h (vec_evaluate): Define. * config/s390/vector.md (*veval_): Add. (veval): Add. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def (s390_vec_blend): Add. (s390_vblendb): Add. (s390_vblendh): Add. (s390_vblendf): Add. (s390_vblendg): Add. (s390_vblendq): Add. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/s390.md (UNSPEC_VEC_VBLEND): Add. * config/s390/vecintrin.h (vec_blend): Define. * config/s390/vx-builtins.md (vblend): Add. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def (s390_bdepg): Add. (s390_bextg): Add. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/s390.md (UNSPEC_BDEPG): Add. (UNSPEC_BEXTG): Add. (bdepg): Add. (bextg): Add. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390.md (*lxa_index): Add. (*lxa_displacement_index): Add. (*lxa_index_base): Add. (*lxa_displacement_index_base): Add. (*lxab_displacement_index_base): Add. (*llxa_displacement_index): Add. (*llxa_index_base): Add. (*llxa_displacement_index_base): Add. (*llxab_displacement_index_base): Add. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def: Add new instruction variants. * config/s390/s390-builtin-types.def: Update accordingly. * config/s390/vecintrin.h: Add new defines. * config/s390/vector.md: Adapt insns for new instruction variants. * config/s390/vx-builtins.md: Ditto. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-builtins.def (B_VXE3): Define. (B_ARCH15): Define. * config/s390/s390-c.cc (s390_resolve_overloaded_builtin): Consistency checks for VXE3. * config/s390/s390.cc (s390_expand_builtin): Consistency checks for VXE3. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/s390-c.cc (rid_int128): New helper function. (s390_macro_to_expand): Deal with `vector __int128`. (s390_cpu_cpp_builtins_internal): Bump __VEC__. * config/s390/s390.cc (s390_handle_vectorbool_attribute): Add 128-bit bool zvector. 2025-01-20 Stefan Schulze Frielinghaus * common/config/s390/s390-common.cc: Add arch15 processor flags. * config.gcc: Add arch15 for options --with-{arch,mtune}. * config/s390/driver-native.cc (s390_host_detect_local_cpu): Default to arch15. * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH15. * config/s390/s390.cc (processor_table,s390_issue_rate, s390_get_sched_attrmask,s390_get_unit_mask): Add arch15. * config/s390/s390.h (enum processor_flags): Add processor flags for VXE3 and ARCH15. (TARGET_CPU_VXE3): Define. (TARGET_CPU_VXE3_P): Define. (TARGET_CPU_ARCH15): Define. (TARGET_CPU_ARCH15_P): Define. (TARGET_VXE3): Define. (TARGET_VXE3_P): Define. (TARGET_ARCH15): Define. (TARGET_ARCH15_P): Define. * config/s390/s390.md: Add VXE3 and ARCH15 to cpu_facility, and let attribute "enabled" deal with them. * config/s390/s390.opt: Add arch15. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/vecintrin.h: Sort definitions. 2025-01-20 Stefan Schulze Frielinghaus * config/s390/vector.md: Stay scalar for TOINTVEC/tointvec. 2025-01-20 Kito Cheng * config.gcc (riscv*): Install sifive_vector.h. * config/riscv/sifive_vector.h: New. 2025-01-20 Hongyu Wang PR target/118510 * config/i386/i386.md (*x86_64_shld_ndd_2): Use register_operand for operand[0] and adjust the output template to directly generate ndd form shld pattern. (*x86_shld_ndd_2): Likewise. (*x86_64_shrd_ndd_2): Likewise. (*x86_shrd_ndd_2): Likewise. 2025-01-19 Uros Bizjak * config/i386/i386.md (*movdi_internal): Reorder ISA attribute by ascending alternative index. 2025-01-19 Mark Wielaard * config/sparc/sparc.opt.urls: Regenerated. 2025-01-19 Gerald Pfeifer * doc/gm2.texi (Type compatibility): Move modula2.org link to https. 2025-01-19 Gerald Pfeifer * doc/extend.texi (OpenMP): Adjust link to specifications. 2025-01-18 Jeff Law PR target/116308 * config/riscv/riscv.cc (riscv_lshift_subword): Use gen_lowpart rather than simplify_gen_subreg. 2025-01-18 Michal Jires * cgraph.cc (symbol_table::create_empty): Move uid to symtab_node. (test_symbol_table_test): Change expected dump id. * cgraph.h (struct cgraph_node): Move uid to symtab_node. (symbol_table::register_symbol): Likewise. * dumpfile.cc (test_capture_of_dump_calls): Change expected dump id. * ipa-inline.cc (update_caller_keys): Use summary id instead of uid. (update_callee_keys): Likewise. * symtab.cc (symtab_node::get_dump_name): Use uid instead of order. 2025-01-18 Eric Botcazou PR target/118512 * config/sparc/sparc-c.cc (sparc_target_macros): Deal with VIS 3B. * config/sparc/sparc.cc (dump_target_flag_bits): Likewise. (sparc_option_override): Likewise. (sparc_vis_init_builtins): Likewise. * config/sparc/sparc.md (fpcmp_vis): Replace TARGET_VIS3 with TARGET_VIS3B. (vec_cmp): Likewise. (fpcmpu_vis): Likewise. (vec_cmpu): Likewise. (vcond_mask_): Likewise. * config/sparc/sparc.opt (VIS3B): New target mask. * doc/invoke.texi (SPARC options): Document -mvis3b. 2025-01-18 Jin Ma PR target/118357 * config/riscv/riscv-vsetvl.cc: Function change_vtype_only_p always returns false for XTheadVector. 2025-01-18 Richard Biener PR tree-optimization/118529 * tree-vect-stmts.cc (vectorizable_condition): Check the shape of the vector and condition vector type are compatible. 2025-01-18 Georg-Johann Lay * doc/invoke.texi (AVR Options): Fix plenk at -msplit-ldst. 2025-01-18 Akram Ahmad Tamar Christina * config/aarch64/aarch64-builtins.cc: Expand iterators. * config/aarch64/aarch64-simd-builtins.def: Use standard names * config/aarch64/aarch64-simd.md: Use standard names, split insn definitions on signedness of operator and type of operands. * config/aarch64/arm_neon.h: Use standard builtin names. * config/aarch64/iterators.md: Add VSDQ_I_QI_HI iterator to simplify splitting of insn for unsigned scalar arithmetic. 2025-01-18 Akram Ahmad * config/aarch64/aarch64-sve.md: Rename insns 2025-01-18 Tamar Christina Revert: 2025-01-17 Tamar Christina * config/aarch64/aarch64-builtins.cc: Expand iterators. * config/aarch64/aarch64-simd-builtins.def: Use standard names * config/aarch64/aarch64-simd.md: Use standard names, split insn definitions on signedness of operator and type of operands. * config/aarch64/arm_neon.h: Use standard builtin names. * config/aarch64/iterators.md: Add VSDQ_I_QI_HI iterator to simplify splitting of insn for unsigned scalar arithmetic. 2025-01-18 Tamar Christina Revert: 2025-01-17 Tamar Christina * config/aarch64/aarch64-sve.md: Rename insns 2025-01-18 Monk Chiang * config/riscv/riscv.cc: Remove unused variable. 2025-01-18 Xi Ruoyao * config/loongarch/loongarch.cc (loongarch_rtx_costs): Fix the cost for (a + b * imm) and (a + (b << imm)) which can be implemented with a single alsl instruction. 2025-01-18 Xi Ruoyao * config/loongarch/loongarch.md (alslsi3_extend): Add alsl.wu. 2025-01-17 Vladimir N. Makarov PR rtl-optimization/118067 * lra-constraints.cc (invalid_mode_reg_p): New function. (curr_insn_transform): Use it to check mode returned by target secondary_memory_needed_mode. 2025-01-17 Jakub Jelinek PR target/118511 * config/s390/s390.cc (print_operand) : Use output_operand_lossage instead of gcc_checking_assert. (print_operand) : Likewise. (print_operand) : Likewise. 2025-01-17 Tamar Christina * config/aarch64/aarch64-sve.md: Rename insns 2025-01-17 Tamar Christina * config/aarch64/aarch64-builtins.cc: Expand iterators. * config/aarch64/aarch64-simd-builtins.def: Use standard names * config/aarch64/aarch64-simd.md: Use standard names, split insn definitions on signedness of operator and type of operands. * config/aarch64/arm_neon.h: Use standard builtin names. * config/aarch64/iterators.md: Add VSDQ_I_QI_HI iterator to simplify splitting of insn for unsigned scalar arithmetic. 2025-01-17 Carl Love * config/rs6000/rs6000-builtins.def (__builtin_vsx_xvcvuxwdp): Remove built-in definition. 2025-01-17 Carl Love * config/rs6000/rs6000-builtins.def (__builtin_vsx_vperm_8hi, __builtin_vsx_vperm_8hi_uns): Remove built-in definitions. 2025-01-17 Carl Love * doc/extend.texi: Fix spelling mistake in description of the vec_sel built-in. Add documentation of the 128-bit vec_perm instance. 2025-01-17 Georg-Johann Lay * config/avr/avr-c.cc (DEF_BUILTIN): Add ATTRS argument to macro definition. * config/avr/avr.cc: Same. (avr_init_builtins) : New variable that can be used as ATTRS argument in DEF_BUILTIN. * config/avr/builtins.def (DEF_BUILTIN): Add ATTRS parameter to all definitions. 2025-01-17 Georg-Johann Lay PR target/118329 * config/avr/avr-modes.def: Add INT_N (PSI, 24). * config/avr/avr.cc (avr_init_builtin_int24) <__int24>: Remove definition. <__uint24>: Adjust definition to INT_N interface. 2025-01-17 Jakub Jelinek PR tree-optimization/118522 * match.pd ((FTYPE) N CMP (FTYPE) M): Add convert, as in GENERIC integral types with the same precision and sign might actually not be compatible types. 2025-01-17 Richard Biener PR tree-optimization/92539 * tree-ssa-loop-ivcanon.cc (tree_unroll_loops_completely_1): Also try force-evaluation if ivcanon did not yet run. (canonicalize_loop_induction_variables): When niter was computed constant by force evaluation add a canonical IV if we didn't unroll. * tree-ssa-loop-niter.cc (loop_niter_by_eval): When we don't find a proper PHI try if the exit condition scans over a STRING_CST and simulate that. 2025-01-17 Monk Chiang * config/riscv/riscv.cc (is_zicfilp_p): New function. (is_zicfiss_p): New function. * config/riscv/riscv-zicfilp.cc: Update. * config/riscv/riscv.h: Update. * config/riscv/riscv.md: Update. * config/riscv/riscv-c.cc: Add CFI predefine marco. 2025-01-17 Monk Chiang * config/riscv/riscv.cc (riscv_file_end): Add .note.gnu.property. 2025-01-17 Monk Chiang * common/config/riscv/riscv-common.cc: Add ZICFILP ISA string. * config.gcc: Add riscv-zicfilp.o * config/riscv/riscv-passes.def (INSERT_PASS_BEFORE): Insert landing pad instructions. * config/riscv/riscv-protos.h (make_pass_insert_landing_pad): Declare. * config/riscv/riscv-zicfilp.cc: New file. * config/riscv/riscv.cc (riscv_trampoline_init): Add landing pad instructions. (riscv_legitimize_call_address): Likewise. (riscv_output_mi_thunk): Likewise. * config/riscv/riscv.h: Update. * config/riscv/riscv.md: Add landing pad patterns. * config/riscv/riscv.opt (TARGET_ZICFILP): Define. * config/riscv/t-riscv: Add build rule for riscv-zicfilp.o 2025-01-17 Monk Chiang * common/config/riscv/riscv-common.cc: Add ZICFISS ISA string. * config/riscv/predicates.md: New predicate x1x5_operand. * config/riscv/riscv.cc (riscv_expand_prologue): Insert shadow stack instructions. (riscv_expand_epilogue): Likewise. (riscv_for_each_saved_reg): Assign t0 or ra register for sspopchk instruction. (need_shadow_stack_push_pop_p): New function. Omit shadow stack operation on leaf function. * config/riscv/riscv.h (need_shadow_stack_push_pop_p): Define. * config/riscv/riscv.md: Add shadow stack patterns. (save_stack_nonlocal): Add shadow stack instructions for setjump. (restore_stack_nonlocal): Add shadow stack instructions for longjump. * config/riscv/riscv.opt (TARGET_ZICFISS): Define. 2025-01-16 Tamar Christina Richard Sandiford PR target/113257 * config/aarch64/driver-aarch64.cc (get_cpu_from_id, DEFAULT_CPU): New. (host_detect_local_cpu): Use it. 2025-01-16 Tamar Christina PR target/110901 * config/aarch64/aarch64.h (MCPU_TO_MARCH_SPEC): Don't override if march is set. 2025-01-16 Vladimir N. Makarov PR rtl-optimization/1180167 * lra-constraints.cc (process_alt_operands): Use operand mode not subreg reg mode. Add and improve debugging prints for updating losers. 2025-01-16 Sandra Loosemore * omp-general.cc (omp_complete_construct_context): Check "omp declare target" attribute, not "omp declare target block". 2025-01-16 Peter Bergner * config/rs6000/rs6000-builtin.cc (rs6000_expand_builtin): Return const0_rtx when there is an error. 2025-01-16 Peter Bergner * config/rs6000/rs6000-builtin.cc (rs6000_expand_builtin): Use correct array size for the loop limit. * config/rs6000/rs6000-builtins.def: Fix field size for PMASK operand. 2025-01-16 Liao Shihua * config/riscv/vector.md: New attr set. 2025-01-16 Jiawei * config/riscv/genrvv-type-indexer.cc (expand_floattype): New func. (main): New type. * config/riscv/riscv-vector-builtins-types.def (DEF_RVV_XFQF_OPS): New def. (vint8mf8_t): Ditto. (vint8mf4_t): Ditto. (vint8mf2_t): Ditto. (vint8m1_t): Ditto. (vint8m2_t): Ditto. * config/riscv/riscv-vector-builtins.cc (DEF_RVV_XFQF_OPS): Ditto. (rvv_arg_type_info::get_xfqf_float_type): Ditto. * config/riscv/riscv-vector-builtins.def (xfqf_vector): Ditto. (xfqf_float): Ditto. * config/riscv/riscv-vector-builtins.h (struct rvv_arg_type_info): New function prototype. * config/riscv/sifive-vector.md: Update iterator. * config/riscv/vector-iterators.md: Ditto. 2025-01-16 Christoph Müllner PR tree-optimization/118487 * tree-ssa-forwprop.cc (recognise_vec_perm_simplify_seq): Ensure that shuffle masks are VECTOR_CSTs. 2025-01-16 Christoph Müllner * tree-ssa-forwprop.cc (recognise_vec_perm_simplify_seq): Eliminate redundant calls to to_constant(). 2025-01-16 Richard Biener Mikael Morin PR tree-optimization/115494 * tree-ssa-pre.cc (phi_translate_1): Always generate a representative for translated dependent expressions. 2025-01-16 Jakub Jelinek PR tree-optimization/118430 * tree-ssa-propagate.cc (may_propagate_copy): Return false if dest is lhs of an [[gnu::musttail]] call. (substitute_and_fold_dom_walker::before_dom_children): Formatting fix. 2025-01-16 Jakub Jelinek Andrew Pinski PR tree-optimization/118430 * tree-tailcall.cc: Include gimple-range.h, alloc-pool.h, sreal.h, symbol-summary.h, ipa-cp.h and ipa-prop.h. (find_tail_calls): If ass_var is NULL and ret_var is not, check if IPA-VRP has not found singleton return range for it. In that case, don't punt if ret_var is the only value in that range. Adjust the maybe_error_musttail message otherwise to diagnose different value being returned from the caller and callee rather than using return slot. Formatting fixes. 2025-01-16 Jakub Jelinek * doc/extend.texi (Using Assembly Language with C): Add Asm constexprs to @menu. (Basic Asm): Move @node asm constexprs before Asm Labels, rename to Asm constexprs, change wording so that it is clearer that the constant expression actually must not return a string literal, just some specific container and other wording tweaks. Only talk about top-level for basic asms in this @node, move restrictions on top-level extended asms to ... (Extended Asm): ... here. 2025-01-16 Jakub Jelinek PR ipa/118400 * vec.h (vec::release): Call m_vec->truncate (0) instead of clearing m_vec->m_vecpfx.m_num. 2025-01-16 liuhongt PR target/118489 * config/i386/sse.md (VF1_AVX512BW): Fix typo. 2025-01-16 Richard Biener PR tree-optimization/115895 * tree-vect-stmts.cc (get_group_load_store_type): When we might overrun because the group size is not a multiple of the vector size we cannot use loop masking since that does not implement the required load shortening. 2025-01-16 Keith Packard * config/lm32/lm32.cc: Add several #includes. (va_list_type): New. (lm32_build_va_list): New function. (lm32_builtin_va_start): Likewise. (lm32_sd_gimplify_va_arg_expr): Likewise. (lm32_gimplify_va_arg_expr): Likewise. 2025-01-16 Keith Packard * config/lm32/lm32.cc (setup_incoming_varargs): Adjust the conditionals so that pretend_size is always computed, even if no_rtl is set. 2025-01-16 Keith Packard * config/lm32/lm32.cc (lm32_setup_incoming_varargs): Skip last named parameter when preparing to flush registers with unnamed arguments to th stack. 2025-01-16 Keith Packard * config/lm32/lm32.cc (lm32_function_arg): Pass unnamed arguments in registers too, just like named arguments. 2025-01-16 Andi Kleen * config/i386/x86-tune-sched-core.cc: Fix incorrect comment. 2025-01-16 Eugene Rozenfeld PR gcov-profile/116743 * auto-profile.cc (afdo_annotate_cfg): Fix mismatch between the call graph node count and the entry block count. 2025-01-15 Andrew Pinski PR tree-optimization/102705 * match.pd (`(1 >> X) != 0`): Remove pattern. (`1 >> x`): New pattern. 2025-01-15 Sam James * doc/extend.texi: Cleanup trailing whitespace. 2025-01-15 Sam James * doc/extend.texi: Add 'a' for grammar fix. 2025-01-15 Wilco Dijkstra * config/aarch64/tuning_models/neoverse512tvb.h (tune_flags): Update. 2025-01-15 Wilco Dijkstra * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNE_BASE): Add AARCH64_EXTRA_TUNE_FULLY_PIPELINED_FMA. * config/aarch64/tuning_models/ampere1b.h: Remove redundant AARCH64_EXTRA_TUNE_FULLY_PIPELINED_FMA. * config/aarch64/tuning_models/neoversev2.h: Likewise. 2025-01-15 Wilco Dijkstra * config/aarch64/aarch64.cc (aarch64_override_options): Add warning. * doc/invoke.texi: Document -mabi=ilp32 as deprecated. 2025-01-15 Cupertino Miranda * config/bpf/core-builtins.cc (compute_field_expr): Change VAR_DECL outcome in switch case. 2025-01-15 Cupertino Miranda * config/bpf/core-builtins.cc (make_gimple_core_safe_access_index): Fix in condition. 2025-01-15 Cupertino Miranda * btfout.cc (get_btf_kind): Remove static from function definition. * config/bpf/btfext-out.cc (bpf_code_reloc_add): Check if CO-RE type is not a const or volatile. * ctfc.h (btf_dtd_kind): Add prototype for function. 2025-01-15 Tamar Christina PR middle-end/118472 * fold-const.cc (operand_compare::operand_equal_p): Fix incorrect replacement. 2025-01-15 Richard Biener * genmatch.cc (define_dump_logs): Make reverse lookup in dbg_line_numbers easier by adding comments with start index and cutting number of elements per line to 10. 2025-01-15 Jakub Jelinek PR ipa/116068 * cgraphunit.cc (symbol_table::process_new_functions): Call bitmap_obstack_initialize (NULL); and bitmap_obstack_release (NULL) around processing the functions. 2025-01-15 Kito Cheng PR target/118182 * config/riscv/autovec-opt.md (*widen_reduc_plus_scal_): Adjust argument for expand_reduction. (*widen_reduc_plus_scal_): Ditto. (*fold_left_widen_plus_): Ditto. (*mask_len_fold_left_widen_plus_): Ditto. (*cond_widen_reduc_plus_scal_): Ditto. (*cond_len_widen_reduc_plus_scal_): Ditto. (*cond_widen_reduc_plus_scal_): Ditto. * config/riscv/autovec.md (reduc_plus_scal_): Adjust argument for expand_reduction. (reduc_smax_scal_): Ditto. (reduc_umax_scal_): Ditto. (reduc_smin_scal_): Ditto. (reduc_umin_scal_): Ditto. (reduc_and_scal_): Ditto. (reduc_ior_scal_): Ditto. (reduc_xor_scal_): Ditto. (reduc_plus_scal_): Ditto. (reduc_smax_scal_): Ditto. (reduc_smin_scal_): Ditto. (reduc_fmax_scal_): Ditto. (reduc_fmin_scal_): Ditto. (fold_left_plus_): Ditto. (mask_len_fold_left_plus_): Ditto. * config/riscv/riscv-v.cc (expand_reduction): Add one more argument for reduction code for vl0-safe. * config/riscv/riscv-protos.h (expand_reduction): Ditto. * config/riscv/vector-iterators.md (unspec): Add _VL0_SAFE variant of reduction. (ANY_REDUC_VL0_SAFE): New. (ANY_WREDUC_VL0_SAFE): Ditto. (ANY_FREDUC_VL0_SAFE): Ditto. (ANY_FREDUC_SUM_VL0_SAFE): Ditto. (ANY_FWREDUC_SUM_VL0_SAFE): Ditto. (reduc_op): Add _VL0_SAFE variant of reduction. (order) Ditto. * config/riscv/vector.md (@pred_): New. 2025-01-15 Richard Biener PR tree-optimization/115777 * tree-vect-slp.cc (vect_bb_slp_scalar_cost): Do not cost a scalar stmt that needs to be preserved. 2025-01-15 Michal Jires PR lto/118238 * lto-wrapper.cc (run_gcc): Remove link() copying. 2025-01-15 Anton Blanchard Jeff Law PR target/118170 * config/riscv/generic-ooo.md (generic_ooo_float_div_half): New reservation. 2025-01-15 Richard Sandiford Jeff Law PR rtl-optimization/109592 * simplify-rtx.cc (simplify_context::simplify_binary_operation_1): Simplify nested shifts with subregs. 2025-01-14 anetczuk * tree-dump.cc (dequeue_and_dump): Handle OBJ_TYPE_REF. 2025-01-14 Alexandre Oliva * gimple-fold.cc (decode_field_reference): Rebustify to set out parms only when returning non-NULL. (fold_truth_andor_for_ifcombine): Bail if decode_field_reference returns NULL. Add complementary assert on r_const's not being set when l_const isn't. 2025-01-14 Sandra Loosemore * cgraph.cc (symbol_table::create_edge): Don't set calls_declare_variant_alt in the caller. * cgraph.h (struct cgraph_node): Remove declare_variant_alt and calls_declare_variant_alt flags. * cgraphclones.cc (cgraph_node::create_clone): Don't copy calls_declare_variant_alt bit. * gimplify.cc: Remove previously #ifdef-ed out code. * ipa-free-lang-data.cc (free_lang_data_in_decl): Adjust code referencing declare_variant_alt bit. * ipa.cc (symbol_table::remove_unreachable_nodes): Likewise. * lto-cgraph.cc (lto_output_node): Remove references to deleted bits. (output_refs): Adjust code referencing declare_variant_alt bit. (input_overwrite_node): Remove references to deleted bits. (input_refs): Adjust code referencing declare_variant_alt bit. * lto-streamer-out.cc (lto_output): Likewise. * lto-streamer.h (omp_lto_output_declare_variant_alt): Delete. (omp_lto_input_declare_variant_alt): Delete. * omp-expand.cc (expand_omp_target): Use has_omp_variant_constructs bit to trigger pass_omp_device_lower instead of calls_declare_variant_alt. * omp-general.cc (struct omp_declare_variant_entry): Delete. (struct omp_declare_variant_base_entry): Delete. (struct omp_declare_variant_hasher): Delete. (omp_declare_variant_hasher::hash): Delete. (omp_declare_variant_hasher::equal): Delete. (omp_declare_variants): Delete. (omp_declare_variant_alt_hasher): Delete. (omp_declare_variant_alt_hasher::hash): Delete. (omp_declare_variant_alt_hasher::equal): Delete. (omp_declare_variant_alt): Delete. (omp_lto_output_declare_variant_alt): Delete. (omp_lto_input_declare_variant_alt): Delete. (includes): Delete unnecessary include of gt-omp-general.h. * omp-offload.cc (execute_omp_device_lower): Remove references to deleted bit. (pass_omp_device_lower::gate): Likewise. * omp-simd-clone.cc (simd_clone_create): Likewise. * passes.cc (ipa_write_summaries): Likeise. * symtab.cc (symtab_node::get_partitioning_class): Likewise. * tree-inline.cc (expand_call_inline): Likewise. (tree_function_versioning): Likewise. 2025-01-14 Sandra Loosemore Kwok Cheung Yeung Sandra Loosemore Marcel Vollweiler PR middle-end/114596 PR middle-end/112779 PR middle-end/113904 * Makefile.in (GTFILES): Move omp-general.h earlier; required because of moving score_wide_int declaration to that file. * cgraph.h (struct cgraph_node): Add has_omp_variant_constructs flag. * cgraphclones.cc (cgraph_node::create_clone): Propagate has_omp_variant_constructs flag. * gimplify.cc (omp_resolved_variant_calls): New. (expand_late_variant_directive): New. (find_supercontext): New. (gimplify_variant_call_expr): New. (gimplify_call_expr): Adjust parameters to make fallback available. Update processing for "declare variant" substitution. (is_gimple_stmt): Add OMP_METADIRECTIVE. (omp_construct_selector_matches): Ifdef out unused function. (omp_get_construct_context): New. (gimplify_omp_dispatch): Replace call to deleted function omp_resolve_declare_variant with equivalent logic. (expand_omp_metadirective): New. (expand_late_variant_directive): New. (gimplify_omp_metadirective): New. (gimplify_expr): Adjust arguments to gimplify_call_expr. Add cases for OMP_METADIRECTIVE, OMP_NEXT_VARIANT, and OMP_TARGET_DEVICE_MATCHES. (gimplify_function_tree): Initialize/clean up omp_resolved_variant_calls. * gimplify.h (omp_construct_selector_matches): Delete declaration. (omp_get_construct_context): Declare. * lto-cgraph.cc (lto_output_node): Write has_omp_variant_constructs. (input_overwrite_node): Read has_omp_variant_constructs. * omp-builtins.def (BUILT_IN_OMP_GET_NUM_DEVICES): New. * omp-expand.cc (expand_omp_taskreg): Propagate has_omp_variant_constructs. (expand_omp_target): Likewise. * omp-general.cc (omp_maybe_offloaded): Add construct_context parameter; use it instead of querying gimplifier state. Add comments. (omp_context_name_list_prop): Do not test lang_GNU_Fortran in offload compiler, just use the string as-is. (expr_uses_parm_decl): New. (omp_check_context_selector): Add metadirective_p parameter. Remove sorry for target_device selector. Add additional checks specific to metadirective or declare variant. (make_omp_metadirective_variant): New. (omp_construct_traits_match): New. (omp_context_selector_matches): Temporarily ifdef out the previous code, and add a new implementation based on the old one with different parameters, some unnecessary loops removed, and code re-indented. (omp_target_device_matches_on_host): New. (resolve_omp_target_device_matches): New. (omp_construct_simd_compare): Support matching of "simdlen" and "aligned" clauses. (omp_context_selector_set_compare): Make static. Adjust call to omp_construct_simd_compare. (score_wide_int): Move declaration to omp-general.h. (omp_selector_is_dynamic): New. (omp_device_num_check): New. (omp_dynamic_cond): New. (omp_context_compute_score): Ifdef out the old version and re-implement with different parameters. (omp_complete_construct_context): New. (omp_resolve_late_declare_variant): Ifdef out. (omp_declare_variant_remove_hook): Likewise. (omp_resolve_declare_variant): Likewise. (sort_variant): New. (omp_get_dynamic_candidates): New. (omp_declare_variant_candidates): New. (omp_metadirective_candidates): New. (omp_early_resolve_metadirective): New. (omp_resolve_variant_construct): New. * omp-general.h (score_wide_int): Moved here from omp-general.cc. (struct omp_variant): New. (make_omp_metadirective_variant): Declare. (omp_construct_traits_to_codes): Delete declaration. (omp_check_context_selector): Adjust parameters. (omp_context_selector_matches): Likewise. (omp_context_selector_set_compare): Delete declaration. (omp_resolve_declare_variant): Likewise. (omp_declare_variant_candidates): Declare. (omp_metadirective_candidates): Declare. (omp_get_dynamic_candidates): Declare. (omp_early_resolve_metadirective): Declare. (omp_resolve_variant_construct): Declare. (omp_dynamic_cond): Declare. * omp-offload.cc (resolve_omp_variant_cookies): New. (execute_omp_device_lower): Call the above function to resolve variant directives. Remove call to omp_resolve_declare_variant. (pass_omp_device_lower::gate): Check has_omp_variant_construct bit. * omp-simd-clone.cc (simd_clone_create): Propagate has_omp_variant_constructs bit. * tree-inline.cc (expand_call_inline): Likewise. (tree_function_versioning): Likewise. 2025-01-14 Sandra Loosemore Kwok Cheung Yeung Sandra Loosemore * doc/generic.texi (OpenMP): Document OMP_METADIRECTIVE, OMP_NEXT_VARIANT, and OMP_TARGET_DEVICE_MATCHES. * fold-const.cc (operand_compare::hash_operand): Ignore the new nodes. * gimple-expr.cc (is_gimple_val): Allow OMP_NEXT_VARIANT and OMP_TARGET_DEVICE_MATCHES. * gimple.cc (get_gimple_rhs_num_ops): OMP_NEXT_VARIANT and OMP_TARGET_DEVICE_MATCHES are both GIMPLE_SINGLE_RHS. * tree-cfg.cc (tree_node_can_be_shared): Allow sharing of OMP_NEXT_VARIANT. * tree-inline.cc (remap_gimple_op_r): Ignore subtrees of OMP_NEXT_VARIANT. * tree-pretty-print.cc (dump_generic_node): Handle OMP_METADIRECTIVE, OMP_NEXT_VARIANT, and OMP_TARGET_DEVICE_MATCHES. * tree-ssa-operands.cc (operands_scanner::get_expr_operands): Ignore operands of OMP_NEXT_VARIANT and OMP_TARGET_DEVICE_MATCHES. * tree.def (OMP_METADIRECTIVE): New. (OMP_NEXT_VARIANT): New. (OMP_TARGET_DEVICE_MATCHES): New. * tree.h (OMP_METADIRECTIVE_VARIANTS): New. (OMP_METADIRECTIVE_VARIANT_SELECTOR): New. (OMP_METADIRECTIVE_VARIANT_DIRECTIVE): New. (OMP_METADIRECTIVE_VARIANT_BODY): New. (OMP_NEXT_VARIANT_INDEX): New. (OMP_NEXT_VARIANT_STATE): New. (OMP_TARGET_DEVICE_MATCHES_SELECTOR): New. (OMP_TARGET_DEVICE_MATCHES_PROPERTIES): New. 2025-01-14 Alexandre Oliva PR tree-optimization/118456 * gimple-fold.cc (decode_field_reference): Punt if shifting after changing signedness. (fold_truth_andor_for_ifcombine): Check extension bits in constants before clipping. 2025-01-14 Robin Dapp PR target/118154 * config/riscv/riscv-vsetvl.cc (MAX_LMUL): New define. (pre_vsetvl::earliest_fuse_vsetvl_info): Use. (pre_vsetvl::pre_global_vsetvl_info): New predicate with equal ratio. * config/riscv/riscv-vsetvl.def: Use. 2025-01-14 Robin Dapp PR middle-end/118140 * gimple-match-exports.cc (maybe_resimplify_conditional_op): Add COND_EXPR when we simplified to a scalar gimple value but still have an else value. 2025-01-14 Richard Biener PR tree-optimization/118405 * tree-vect-stmts.cc (vectorizable_load): When we fall back to scalar loads make sure we properly convert to vector(1) T when there was only a single vector element. 2025-01-14 Robin Dapp * config/riscv/riscv-v.cc (expand_const_vector): Shift in Xmode. 2025-01-14 Jiufu Guo PR target/116030 * config/rs6000/vsx.md (vsx_stxvd2x4_le_const_): Add clobber and guard with !altivec_indexed_or_indirect_operand. 2025-01-14 Robin Dapp PR target/117682 * config/riscv/riscv-v.cc (expand_const_vector): Fall back to merging if either step is negative. 2025-01-13 Xi Ruoyao PR target/115921 * config/riscv/riscv.md (_shift_reverse): Remove check for TARGET_ZBA. 2025-01-13 Richard Sandiford PR target/118418 * simplify-rtx.cc (simplify_context::simplify_relational_operation_1): Take STORE_FLAG_VALUE into account when handling signed comparisons of comparison results. 2025-01-13 Xi Ruoyao PR target/115921 * config/riscv/riscv.md (_shift_reverse): Only check popcount_hwi if !TARGET_ZBS. 2025-01-13 Jin Ma * config/riscv/riscv-vsetvl.cc (demand_system::use_max_sew): Also set the ratio for PREV. 2025-01-13 Vineet Gupta * config/riscv/riscv.cc (riscv_register_move_cost): Remove buggy check. 2025-01-13 Jin Ma * config/riscv/riscv.cc (riscv_build_integer_1): Change 1UL/1ULL to HOST_WIDE_INT_1U. 2025-01-13 Jeff Law PR rtl-optimization/107455 * postreload.cc (reload_cse_regs_1): Take advantage of conditional equivalences. 2025-01-13 Alexandre Oliva PR tree-optimization/118409 * gimple-fold.cc (fold_truth_andor_for_ifcombine): Apply the signbit mask to the right-hand XOR operand too. 2025-01-13 Jakub Jelinek PR target/115910 * expr.cc (expand_expr_divmod): Prefix the TDF_DETAILS note with ";; " and add a space before (needed tie breaker). Formatting fixes. 2025-01-13 Richard Biener Stefan Schulze Frielinghaus PR tree-optimization/117119 * tree-data-ref.cc (initialize_matrix_A): Check whether an INTEGER_CST fits in HWI, otherwise return chrec_dont_know. 2025-01-13 Michal Jires PR lto/118181 * lto-ltrans-cache.cc (ltrans_file_cache::create_item): Pass checksum by reference. * lto-ltrans-cache.h: Likewise. 2025-01-13 Michal Jires * lockfile.cc (LOCKFILE_USE_FCNTL): New. (lockfile::lock_write): Use LOCKFILE_USE_FCNTL. (lockfile::try_lock_write): Use LOCKFILE_USE_FCNTL. (lockfile::lock_read): Use LOCKFILE_USE_FCNTL. (lockfile::unlock): Use LOCKFILE_USE_FCNTL. (lockfile::lockfile_supported): Use LOCKFILE_USE_FCNTL. 2025-01-13 liuhongt * config/i386/i386-expand.cc (ix86_expand_vecop_qihi2): Refactor to avoid redundant TARGET_AVX512BW in many places. 2025-01-13 Jakub Jelinek PR tree-optimization/117997 PR middle-end/118415 * expr.cc (assemble_crc_table): Make static, remove id argument, use output_constant_def. Emit note if -fdump-rtl-expand-details about which table has been emitted. (generate_crc_table): Make static, adjust assemble_crc_table caller, call it always. (calculate_table_based_CRC): Make static. * internal-fn.cc (expand_crc_optab_fn): Emit note if -fdump-rtl-expand-details about using optab for crc. Formatting fix. 2025-01-12 Maciej W. Rozycki * config/alpha/alpha.cc (alpha_expand_block_move): Use a HImode subreg of a DImode register to hold data from an aligned HImode load. 2025-01-12 Maciej W. Rozycki * config/alpha/alpha.cc (alpha_expand_block_move): Merge loaded data from pairs of SImode registers into single DImode registers if to be used with unaligned stores. 2025-01-12 Maciej W. Rozycki * config/alpha/alpha.cc (alpha_option_override): Ignore CPU flags corresponding to features the enabling or disabling of which has been requested with an individual feature option. 2025-01-12 Maciej W. Rozycki PR middle-end/64242 * config/alpha/alpha.md (`builtin_longjmp'): Restore frame pointer last. Add frame clobber and schedule blockage. 2025-01-12 Maciej W. Rozycki * config/alpha/alpha.md (builtin_longjmp): Add memory clobbers. 2025-01-12 Richard Biener * tree-vect-slp.cc (vect_analyze_slp): Release saved_stmts vector. (vect_build_slp_tree_2): Release new_oprnds_info when not used. (vect_analyze_slp): Release root_stmts when gcond SLP build fails. 2025-01-12 Andrew Pinski PR middle-end/118411 * final.cc (get_attr_length_1): Handle asm for CALL_INSN and JUMP_INSNs. 2025-01-11 mengqinggang * config/loongarch/lasx.md: Use new loongarch_output_move. * config/loongarch/loongarch-protos.h (loongarch_output_move): Change parameters from (rtx, rtx) to (rtx *). * config/loongarch/loongarch.cc (loongarch_output_move): Generate final immediate for lu12i.w and lu52i.d. * config/loongarch/loongarch.md: Generate final immediate for lu32i.d and lu52i.d. * config/loongarch/lsx.md: Use new loongarch_output_move. 2025-01-11 Andrew MacLeod PR tree-optimization/88575 * vr-values.cc (simplify_using_ranges::fold_cond_with_ops): Query relation between op0 and op1 and utilize it. (simplify_using_ranges::simplify): Do not eliminate float checks. 2025-01-10 Alex Coplan PR tree-optimization/118211 PR tree-optimization/116126 * tree-vect-loop.cc (vect_compute_single_scalar_iteration_cost): Don't skip over gconds. 2025-01-10 Alex Coplan PR tree-optimization/118211 PR tree-optimization/116126 * tree-vect-loop-manip.cc (vect_do_peeling): Adjust skip_vector condition to only omit the edge if we're versioning for alignment. 2025-01-10 Tamar Christina Alex Coplan PR tree-optimization/118211 PR tree-optimization/116126 * tree-vect-loop-manip.cc (vect_do_peeling): Update immediate dominators of nodes that were dominated by the prolog skip block after inserting vector skip edge. Initialize prolog variable to NULL to avoid bogus -Wmaybe-uninitialized during bootstrap. 2025-01-10 Alex Coplan PR tree-optimization/118211 PR tree-optimization/116126 * tree-vect-loop-manip.cc (vect_do_peeling): Avoid emitting an epilogue guard for inverted early-exit loops. 2025-01-10 Alex Coplan Tamar Christina PR tree-optimization/118211 PR tree-optimization/116126 * tree-vect-data-refs.cc (vect_analyze_early_break_dependences): Set need_peeling_for_alignment flag on read DRs instead of failing vectorization. Punt on gathers. (dr_misalignment): Handle non-constant target alignments. (vect_compute_data_ref_alignment): If need_peeling_for_alignment flag is set on the DR, then override the target alignment chosen by the preferred_vector_alignment hook to choose a safe alignment. (vect_supportable_dr_alignment): Override support_vector_misalignment hook if need_peeling_for_alignment is set on the DR: in this case we must return dr_unaligned_unsupported in order to force peeling. * tree-vect-loop-manip.cc (vect_do_peeling): Allow prolog peeling by a compile-time non-constant amount. * tree-vectorizer.h (dr_vec_info): Add new flag need_peeling_for_alignment. 2025-01-10 Tamar Christina * config/aarch64/aarch64-cores.def (AARCH64_CORE): Fix cortex-x4 parts num. 2025-01-10 Richard Biener * df-core.cc (rest_of_handle_df_finish): Release dflow for problems without free function (like LR). * gimple-crc-optimization.cc (crc_optimization::loop_may_calculate_crc): Release loop_bbs on all exits. * tree-vectorizer.h (supportable_indirect_convert_operation): Change. * tree-vect-generic.cc (expand_vector_conversion): Adjust. * tree-vect-stmts.cc (vectorizable_conversion): Use auto_vec for converts. (supportable_indirect_convert_operation): Get a reference to the output vector of converts. 2025-01-10 Christophe Lyon PR target/118332 * config/arm/arm-mve-builtins.cc (wrap_type_in_struct): Delete. (register_type_decl): Delete. (register_builtin_tuple_types): Use lang_hooks.types.simulate_record_decl. 2025-01-10 Richard Biener * gcse.cc (pass_hardreg_pre::gate): Wrap possibly unused fun argument. 2025-01-10 Richard Biener PR rtl-optimization/117467 PR rtl-optimization/117934 * ext-dce.cc (ext_dce_execute): Do nothing if a memory allocation estimate exceeds what is allowed by --param max-gcse-memory. 2025-01-10 Stefan Schulze Frielinghaus * config/s390/s390-protos.h (s390_emit_compare): Add mode parameter for the resulting RTX. * config/s390/s390.cc (s390_emit_compare): Dito. (s390_emit_compare_and_swap): Change. (s390_expand_vec_strlen): Change. (s390_expand_cs_hqi): Change. (s390_expand_split_stack_prologue): Change. * config/s390/s390.md (*add3_carry1_cc): Renamed to ... (add3_carry1_cc): this and in order to use the corresponding gen function, encode CC mode into pattern. (*sub3_borrow_cc): Renamed to ... (sub3_borrow_cc): this and in order to use the corresponding gen function, encode CC mode into pattern. (*add3_alc_carry1_cc): Renamed to ... (add3_alc_carry1_cc): this and in order to use the corresponding gen function, encode CC mode into pattern. (sub3_slb_borrow1_cc): New. (uaddc5): New. (usubc5): New. 2025-01-10 Andrew Carlotti * doc/passes.texi: Document hardreg PRE pass. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64.h (HARDREG_PRE_REGNOS): New macro. * gcse.cc (doing_hardreg_pre_p): New global variable. (do_load_motion): New boolean check. (current_hardreg_regno): New global variable. (compute_local_properties): Unset transp for hardreg clobbers. (prune_hardreg_uses): New function. (want_to_gcse_p): Use different checks for hardreg PRE. (oprs_unchanged_p): Disable load motion for hardreg PRE pass. (hash_scan_set): For hardreg PRE, skip non-hardreg sets and check for hardreg clobbers. (record_last_mem_set_info): Skip for hardreg PRE. (compute_pre_data): Prune hardreg uses from transp bitmap. (pre_expr_reaches_here_p_work): Add sentence to comment. (insert_insn_start_basic_block): New functions. (pre_edge_insert): Don't add hardreg sets to predecessor block. (pre_delete): Use hardreg for the reaching reg. (reset_hardreg_debug_uses): New function. (pre_gcse): For hardreg PRE, reset debug uses and don't insert copies. (one_pre_gcse_pass): Disable load motion for hardreg PRE. (execute_hardreg_pre): New. (class pass_hardreg_pre): New. (pass_hardreg_pre::gate): New. (make_pass_hardreg_pre): New. * passes.def (pass_hardreg_pre): New pass. * tree-pass.h (make_pass_hardreg_pre): New. 2025-01-10 Andrew Carlotti * multiple_target.cc (redirect_to_specific_clone): Assert that "target" attribute is used for FMV before checking it. (ipa_target_clone): Skip redirect_to_specific_clone on some targets. 2025-01-10 Andrew Carlotti * doc/invoke.texi: Add new AArch64 flags. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64-arches.def (V8_7A): Add XS. * config/aarch64/aarch64-option-extensions.def (XS): New flag. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64-arches.def (V8_7A): Add WFXT. * config/aarch64/aarch64-option-extensions.def (WFXT): New flag. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64-arches.def (V8_4A): Add RCPC2. * config/aarch64/aarch64-option-extensions.def (RCPC2): New flag. (RCPC3): Add RCPC2 dependency. * config/aarch64/aarch64.h (TARGET_RCPC2): Use new flag. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64-arches.def (V8_5A): Add FLAGM2. * config/aarch64/aarch64-option-extensions.def (FLAGM2): New flag. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64-arches.def (V8_5A): Add FRINTTS * config/aarch64/aarch64-option-extensions.def (FRINTTS): New flag. * config/aarch64/aarch64.h (TARGET_FRINT): Use new flag. * config/aarch64/arm_acle.h: Use new flag for frintts intrinsics. * config/aarch64/arm_neon.h: Ditto. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64-arches.def (V8_3A): Add JSCVT. * config/aarch64/aarch64-option-extensions.def (JSCVT): New flag. * config/aarch64/aarch64.h (TARGET_JSCVT): Use new flag. * config/aarch64/arm_acle.h: Use new flag for jscvt intrinsics. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64-arches.def (V8_3A): Add FCMA. * config/aarch64/aarch64-option-extensions.def (FCMA): New flag. (SVE): Add FCMA dependency. * config/aarch64/aarch64.h (TARGET_COMPLEX): Use new flag. * config/aarch64/arm_neon.h: Use new flag for fcma intrinsics. 2025-01-10 Andrew Carlotti * config/aarch64/aarch64.cc (aarch64_expand_epilogue): Use TARGET_PAUTH. * config/aarch64/aarch64.md: Update comment. 2025-01-10 Richard Sandiford PR rtl-optimization/117186 * rtl.h (simplify_context::simplify_logical_relational_operation): Add an invert0_p parameter. * simplify-rtx.cc (unsigned_comparison_to_mask): New function. (mask_to_unsigned_comparison): Likewise. (comparison_code_valid_for_mode): Delete. (simplify_context::simplify_logical_relational_operation): Add an invert0_p parameter. Handle AND and XOR. Handle unsigned comparisons. Handle always-false results. Ignore the low bit of the mask if the operands are always ordered and remove the then-redundant check of comparison_code_valid_for_mode. Check for side-effects in the operands before simplifying them away. (simplify_context::simplify_binary_operation_1): Remove simplification of (compare (gt ...) (lt ...)) and instead... (simplify_context::simplify_relational_operation_1): ...handle comparisons of comparisons here. (test_comparisons): New function. (test_scalar_ops): Call it. 2025-01-10 Alexandre Oliva * gimple-fold.cc (decode_field_reference): Drop misuses of uniform_integer_cst_p. (fold_truth_andor_for_ifcombine): Likewise. 2025-01-10 Alexandre Oliva PR tree-optimization/118344 * gimple-fold.cc (fold_truth_andor_for_ifcombine): Fix typo in rr_and_mask's type adjustment test. 2025-01-10 Alexandre Oliva * gimple-fold.cc (decode_field_reference): Add xor_pand_mask. Propagate pand_mask to the right-hand xor operand. Don't require the right-hand xor operand to be a constant. (fold_truth_andor_for_ifcombine): Pass right-hand mask when appropriate. 2025-01-10 Alexandre Oliva PR tree-optimization/118206 * gimple-fold.cc (decode_field_reference): Account for upper bits dropped by narrowing conversions whether before or after a right shift. (fold_truth_andor_for_ifcombine): Fold masks, compares, and combined results. 2025-01-10 Alexandre Oliva * gimple-fold.cc (fold_truth_andor_for_ifcombine): Limit boundary choice by word size as well. Try aligned double-word loads as a last resort. 2025-01-10 Martin Jambor PR ipa/118138 * ipa-cp.cc (ipacp_value_safe_for_type): Return the appropriate type instead of a bool, accept NULL_TREE VALUEs. (propagate_vals_across_arith_jfunc): Use the new returned value of ipacp_value_safe_for_type. (propagate_vals_across_ancestor): Likewise. (propagate_scalar_across_jump_function): Likewise. 2025-01-10 chenxiaolong Deng Jianbo . * config/loongarch/loongarch.cc (loongarch_builtin_vectorization_cost): Modify the construction cost of the vec_construct vector. 2025-01-09 Tamar Christina PR target/118188 * config/aarch64/aarch64.cc (aarch64_vector_costs::count_ops): Adjust throughput of emulated gather and scatters. 2025-01-09 Vladimir N. Makarov PR target/118017 * lra-constraints.cc (inherit_reload_reg): Check reg class on uniformity. 2025-01-09 Stefan Schulze Frielinghaus PR target/118362 * config/s390/s390.cc (s390_constant_via_vgbm_p): Allow at most 16-byte vectors. 2025-01-09 Christophe Lyon PR target/118131 * config/arm/arm.h (VALID_MVE_STRUCT_MODE): Accept TI, OI and XI modes again. 2025-01-09 Thomas Schwinge PR target/65181 * config/nvptx/nvptx.cc (nvptx_get_drap_rtx): Handle '!TARGET_SOFT_STACK'. * config/nvptx/nvptx.md (define_c_enum "unspec"): Add 'UNSPEC_STACKSAVE', 'UNSPEC_STACKRESTORE'. (define_expand "allocate_stack", define_expand "save_stack_block") (define_expand "save_stack_block"): Handle '!TARGET_SOFT_STACK', PTX 'alloca'. (define_insn "@nvptx_alloca_") (define_insn "@nvptx_stacksave_") (define_insn "@nvptx_stackrestore_"): New. * doc/invoke.texi (Nvidia PTX Options): Update '-msoft-stack', '-mno-soft-stack'. * doc/sourcebuild.texi (nvptx-specific attributes): Document 'nvptx_runtime_alloca_ptx'. (Add Options): Document 'nvptx_alloca_ptx'. 2025-01-09 Richard Biener * cfgloopmanip.cc (duplicate_loop_body_to_header_edge): When copying to the header edge first redirect the entry to the new loop and then the exit to the old to avoid PHI node re-allocation. 2025-01-09 H.J. Lu PR rtl-optimization/118266 * ree.cc (add_removable_extension): Skip extension on fixed register. 2025-01-09 Jakub Jelinek Andrew Pinski PR tree-optimization/117927 * tree-pass.h (PROP_last_full_fold): Define. * passes.def: Add last= parameters to pass_forwprop. * tree-ssa-forwprop.cc (pass_forwprop): Add last_p non-static data member and initialize it in the ctor. (pass_forwprop::set_pass_param): New method. (pass_forwprop::execute): Set PROP_last_full_fold in curr_properties at the start if last_p. * match.pd (a rrotate (32-b) -> a lrotate b): Only optimize either if @2 is known not to be equal to prec or if during/after last forwprop the subtraction has single use and prec is power of two; in that case transform it into orotate by masked count. 2025-01-09 Haochen Jiang * common/config/i386/cpuinfo.h (get_intel_cpu): Remove 0x00. 2025-01-09 xuli * config/riscv/riscv-vector-builtins.cc (function_builder::add_unique_function): Only register overloaded intrinsic for g++. Only insert non_overloaded_function_table for gcc. (function_builder::add_overloaded_function): Only register overloaded intrinsic for gcc. (handle_pragma_vector): Only initialize non_overloaded_function_table for gcc. 2025-01-09 Tobias Burnus * builtin-types.def (BT_FN_PTRMODE_PTR_INT_PTR): Add. * gimplify.cc (gimplify_call_expr): Add error for multiple list items to the OpenMP interop clause if no device clause; continue instead of restarting after append_args handling. (gimplify_omp_dispatch): Extract device number from the single interop-clause list item. * omp-builtins.def (BUILT_IN_OMP_GET_INTEROP_INT): Add. 2025-01-08 Thomas Schwinge PR target/65181 * config/nvptx/nvptx.cc (default_ptx_version_option): For '-march=sm_52' and higher, default at least to '-mptx=7.3'. * doc/invoke.texi (Nvidia PTX Options): Update '-mptx=[...]'. 2025-01-08 Thomas Schwinge * config/nvptx/nvptx-opts.h (enum ptx_version): Add 'PTX_VERSION_7_3'. * config/nvptx/nvptx.cc (ptx_version_to_string) (ptx_version_to_number): Adjust. * config/nvptx/nvptx.h (TARGET_PTX_7_3): New. * config/nvptx/nvptx.opt (Enum(ptx_version)): Add 'EnumValue' '7.3' for 'PTX_VERSION_7_3'. * doc/invoke.texi (Nvidia PTX Options): Document '-mptx=7.3'. 2025-01-08 Thomas Schwinge * doc/sourcebuild.texi (Effective-Target Keywords): Document 'nvptx_softstack'. 2025-01-08 Thomas Schwinge PR target/65181 * config/nvptx/nvptx.h (STACK_SAVEAREA_MODE): '#define'. * config/nvptx/nvptx.md [!TARGET_SOFT_STACK] (save_stack_function): 'define_expand'. (restore_stack_function): Handle '!TARGET_SOFT_STACK'. 2025-01-08 Thomas Schwinge PR target/65181 * config/nvptx/nvptx.md [!TARGET_SOFT_STACK] (save_stack_block): 'define_expand'. 2025-01-08 Thiago Jung Bauermann * configure.ac: Fix check for HAVE_GAS_SHF_MERGE on Arm targets. * configure: Regenerate. 2025-01-08 Richard Sandiford PR target/107102 * config/aarch64/aarch64.cc (aarch64_function_ok_for_sibcall): Only reject calls with different PCSes if the callee clobbers register state that the caller must preserve. 2025-01-08 Tobias Burnus * gimplify.cc (gimplify_call_expr): Disable variant function's append_args in 'omp dispatch' when invoking the variant directly and not through the base function. 2025-01-08 Thomas Schwinge * doc/invoke.texi (Nvidia PTX Options): Update '-march-map=sm_50'. 2025-01-08 Richard Biener PR tree-optimization/117979 * tree-ssa-dce.cc (make_forwarders_with_degenerate_phis): Properly update the irreducible region state. 2025-01-08 Jakub Jelinek * dwarf2out.cc (break_out_comdat_types): Copy over DW_AT_language_{name,version} if present. (output_skeleton_debug_sections): Remove also DW_AT_language_{name,version}. (gen_compile_unit_die): For C17, C23, C2Y, C++17, C++20, C++23 and C++26 emit for -gdwarf-5 -gno-strict-dwarf also DW_AT_language_{name,version} attributes. 2025-01-08 Richard Biener PR middle-end/118325 * tree-nested.cc (convert_nl_goto_reference): Assign proper context to generated artificial label. 2025-01-08 Richard Biener PR tree-optimization/118269 * tree-vect-loop.cc (vect_create_epilog_for_reduction): Use the correct stmt for the REDUC_GROUP_FIRST_ELEMENT lookup. 2025-01-08 Christophe Lyon PR target/118332 * config/arm/arm-mve-builtins.cc (wrap_type_in_struct): Use 'val' instead of '__val'. 2025-01-08 Haochen Jiang * config/i386/amxavx512intrin.h (_tile_cvtrowps2pbf16h_internal): Rename to... (_tile_cvtrowps2bf16h_internal): ...this. (_tile_cvtrowps2pbf16hi_internal): Rename to... (_tile_cvtrowps2bf16hi_internal): ...this. (_tile_cvtrowps2pbf16l_internal): Rename to... (_tile_cvtrowps2bf16l_internal): ...this. (_tile_cvtrowps2pbf16li_internal): Rename to... (_tile_cvtrowps2bf16li_internal): ...this. (_tile_cvtrowps2pbf16h): Rename to... (_tile_cvtrowps2bf16h): ...this. (_tile_cvtrowps2pbf16hi): Rename to... (_tile_cvtrowps2bf16hi): ...this. (_tile_cvtrowps2pbf16l): Rename to... (_tile_cvtrowps2bf16l): ...this. (_tile_cvtrowps2pbf16li): Rename to... (_tile_cvtrowps2bf16li): ...this. 2025-01-08 Hongyu Wang * config/i386/i386.cc (ix86_noce_max_ifcvt_seq_cost): Adjust cost with ix86_tune_cost->br_mispredict_scale. * config/i386/i386.h (processor_costs): Add br_mispredict_scale. * config/i386/x86-tune-costs.h: Add new br_mispredict_scale to all processor_costs, in which icelake_cost/alderlake_cost with value COSTS_N_INSNS (2) + 3 and other processor with value COSTS_N_INSNS (2). 2025-01-07 Pan Li * match.pd: Update comments for sat_* pattern. 2025-01-07 Pan Li * match.pd: Extract saturated value match for signed SAT_*. 2025-01-07 Pan Li * match.pd: Refactor sorts of signed SAT_TRUNC match patterns 2025-01-07 Pan Li * match.pd: Refactor sorts of signed SAT_SUB match patterns. 2025-01-07 Vineet Gupta Pan Li PR target/117722 * config/riscv/autovec.md: Add uabd expander. 2025-01-07 Tsung Chun Lin * expr.cc (widest_fixed_size_mode_for_size): Prefer scalar modes over vector modes in more cases. 2025-01-07 Andreas Schwab PR target/118137 * config/riscv/sync.md ("lrsc_atomic_exchange"): Apply mask to shifted value. 2025-01-07 Jeff Law * config/ft32/ft32.md (casesi expander): Force operands[2] into a register if it's not a suitable rimm operand. 2025-01-07 Wilco Dijkstra * common/config/aarch64/aarch64-common.cc: Switch off fschedule_insns. 2025-01-07 Wilco Dijkstra * config/aarch64/aarch64.md (movhf_aarch64): Use aarch64_valid_fp_move. (movsf_aarch64): Likewise. (movdf_aarch64): Likewise. * config/aarch64/aarch64.cc (aarch64_valid_fp_move): New function. * config/aarch64/aarch64-protos.h (aarch64_valid_fp_move): Likewise. 2025-01-07 Paul-Antoine Arras * gimplify.cc (gimplify_call_expr): Create variable variant_substituted_p to control whether adjust_args applies. 2025-01-07 Tamar Christina PR tree-optimization/114932 * tree-ssa-loop-ivopts.cc (alloc_iv): Perform affine unsigned fold. 2025-01-07 Andrew Pinski PR tree-optimization/105769 * cfgexpand.cc (vars_ssa_cache::operator()): For constructors walk over the elements. 2025-01-07 Andrew Pinski PR middle-end/117426 PR middle-end/111422 * cfgexpand.cc (struct vars_ssa_cache): New class. (vars_ssa_cache::vars_ssa_cache): New constructor. (vars_ssa_cache::~vars_ssa_cache): New deconstructor. (vars_ssa_cache::create): New method. (vars_ssa_cache::exists): New method. (vars_ssa_cache::add_one): New method. (vars_ssa_cache::update): New method. (vars_ssa_cache::dump): New method. (add_scope_conflicts_2): Factor mostly out to vars_ssa_cache::operator(). New cache argument. Walk the bitmap cache for the stack variables addresses. (vars_ssa_cache::operator()): New method factored out from add_scope_conflicts_2. Rewrite to be a full walk of all operands and use a worklist. (add_scope_conflicts_1): Add cache new argument for the addr cache. Just call add_scope_conflicts_2 for the phi result instead of calling for the uses and don't call walk_stmt_load_store_addr_ops for phis. Update call to add_scope_conflicts_2 to add cache argument. (add_scope_conflicts): Add cache argument and update calls to add_scope_conflicts_1. 2025-01-07 Andrew Pinski * cfgexpand.cc (INVALID_STACK_INDEX): New defined. (decl_stack_index): New function. (visit_op): Use decl_stack_index. (visit_conflict): Likewise. (add_scope_conflicts_1): Likewise. 2025-01-07 Richard Biener PR rtl-optimization/118298 * loop-unroll.cc (decide_unroll_constant_iterations): Honor loop->unroll even if the loop is too big for heuristics. 2025-01-07 Deng Jianbo * config/loongarch/loongarch.cc (loongarch_output_move): Optimize instructions for initializing fp regsiter to zero. 2025-01-07 Gaius Mulley PR modula2/118010 * doc/gm2.texi (Compiler options): New option -fm2-file-offset-bits=. 2025-01-07 Jennifer Schmitz * tree-vect-stmts.cc (vectorizable_store): Extend the use of n_adjacent_stores to also cover vec_to_scalar operations. * config/aarch64/aarch64-tuning-flags.def: Remove use_new_vector_costs as tuning option. * config/aarch64/aarch64.cc (aarch64_use_new_vector_costs_p): Remove. (aarch64_vector_costs::add_stmt_cost): Remove use of aarch64_use_new_vector_costs_p. (aarch64_vector_costs::finish_cost): Remove use of aarch64_use_new_vector_costs_p. * config/aarch64/tuning_models/cortexx925.h: Remove AARCH64_EXTRA_TUNE_USE_NEW_VECTOR_COSTS. * config/aarch64/tuning_models/fujitsu_monaka.h: Likewise. * config/aarch64/tuning_models/generic_armv8_a.h: Likewise. * config/aarch64/tuning_models/generic_armv9_a.h: Likewise. * config/aarch64/tuning_models/neoverse512tvb.h: Likewise. * config/aarch64/tuning_models/neoversen2.h: Likewise. * config/aarch64/tuning_models/neoversen3.h: Likewise. * config/aarch64/tuning_models/neoversev1.h: Likewise. * config/aarch64/tuning_models/neoversev2.h: Likewise. * config/aarch64/tuning_models/neoversev3.h: Likewise. * config/aarch64/tuning_models/neoversev3ae.h: Likewise. 2025-01-06 Alexandre Oliva PR middle-end/118006 * cfgexpand.cc (expand_gimple_basic_block): Do not emit pending stack adjustments after a barrier. 2025-01-06 Akram Ahmad * config/aarch64/aarch64-simd.md: (*aarch64_trunc_concat) new insn definition. 2025-01-06 Fangrui Song PR gcov-profile/96092 * coverage.cc (coverage_init): Remap getpwd(). 2025-01-06 Jennifer Schmitz * config/aarch64/aarch64-sve-builtins-base.cc (svmul_impl::fold): Wrap code for folding to svneg in lambda function and pass to gimple_folder::convert_and_fold to enable the transform for unsigned types. * config/aarch64/aarch64-sve-builtins.cc (gimple_folder::convert_and_fold): New function that converts operands to target type before calling callback function, adding the necessary conversion statements. (gimple_folder::redirect_call): Set fntype of redirected call. (get_vector_type): Move from here to aarch64-sve-builtins.h. * config/aarch64/aarch64-sve-builtins.h (gimple_folder::convert_and_fold): Declare function. (get_vector_type): Move here as inline function. 2025-01-06 Martin Jambor * ipa-cp.cc (ipcp_print_widest_int): New function. (ipcp_store_vr_results): Use it. (ipcp_bits_lattice::print): Likewise. Fix formatting. 2025-01-06 Mark Wielaard PR tree-optimization/118032 * tree-switch-conversion.cc (jump_table_cluster::find_jump_tables): Remove param_switch_lower_slow_alg_max_cases check. 2025-01-06 Tamar Christina PR target/96342 PR target/118272 * config/aarch64/aarch64-sve.md (vec_init, vec_initvnx16qivnx2qi): New. * config/aarch64/aarch64.cc (aarch64_sve_expand_vector_init_subvector): Rewrite to support any arbitrary combinations. * config/aarch64/iterators.md (SVE_NO2E): Update to use SVE_NO4E (SVE_NO2E, Vquad): New. 2025-01-06 Jakub Jelinek PR tree-optimization/118224 * tree-ssa-dce.cc (is_removable_allocation_p): Don't return true for allocations with constant size argument larger than PTRDIFF_MAX or for calloc with one of the arguments constant larger than PTRDIFF_MAX or their product known constant above PTRDIFF_MAX. Fix comment typos, furhter -> further and then -> than. * lto-section-in.cc (lto_free_function_in_decl_state_for_node): Fix comment typo, furhter -> further. 2025-01-04 Hans-Peter Nilsson * config/mmix/mmix.cc (mmix_asm_output_labelref): Replace '.' with '::'. * config/mmix/mmix.h (ASM_PN_FORMAT): Define to actual default. 2025-01-03 Richard Sandiford PR rtl-optimization/117938 * rtlanal.cc (rtx_properties::try_to_add_dest): Treat writes to the stack pointer as also writing to memory. 2025-01-03 Jakub Jelinek PR c++/118275 * varasm.cc (array_size_for_constructor): Use build_int_cst with TREE_TYPE (index) as first argument, instead of bitsize_int. 2025-01-03 Jakub Jelinek * tree-ssa-forwprop.cc (check_ctz_array): Use tree_fits_shwi_p instead of just TREE_CODE tests for INTEGER_CST. 2025-01-03 Jose E. Marchesi * config.gcc: install a wrapping stdint.h in bpf targets. 2025-01-02 Paul-Antoine Arras * gimplify.cc (gimplify_call_expr): Fix handling of need_device_ptr for type(c_ptr). Fix handling of nested function calls in a dispatch region. (find_ifn_gomp_dispatch): Return the IFN without stripping it. (gimplify_omp_dispatch): Keep IFN_GOMP_DISPATCH until gimplify_call_expr. 2025-01-02 Tobias Burnus * doc/install.texi (amdgcn-x-amdhsa): Refer to Newlib 4.5.0 for the I/O locking fixes. 2025-01-02 Richard Biener PR tree-optimization/118171 * tree-ssa-pre.cc (create_component_ref_by_pieces_1): Do not fold any component ref parts. 2025-01-02 Richard Sandiford PR target/118184 * config/aarch64/aarch64-early-ra.cc (allocno_assignment_is_rmw): New function. (early_ra::record_insn_defs): Mark the live range information as untrustworthy if an assignment would change part of an allocno but preserve the rest. 2025-01-02 Jakub Jelinek * tree-ssa-forwprop.cc (check_ctz_array): Handle also RAW_DATA_CST in the CONSTRUCTOR_ELTS. 2025-01-02 Jakub Jelinek * doc/libgdiagnostics/conf.py: Use u'' instead of '' in project and copyright initialization. 2025-01-02 Jakub Jelinek * gcc.cc (process_command): Update copyright notice dates. * gcov-dump.cc (print_version): Ditto. * gcov.cc (print_version): Ditto. * gcov-tool.cc (print_version): Ditto. * gengtype.cc (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. 2025-01-02 Guo Jie * config/loongarch/loongarch.cc (loongarch_expand_conditional_move): Add some optimization implementations based on noce_try_cmove_arith. 2025-01-02 Guo Jie * config/loongarch/lasx.md (lasx_xvabsd_s_): Remove. (abd3): New insn pattern. (lasx_xvabsd_u_): Remove. * config/loongarch/loongarch-builtins.cc (CODE_FOR_lsx_vabsd_b): Rename. (CODE_FOR_lsx_vabsd_h): Ditto. (CODE_FOR_lsx_vabsd_w): Ditto. (CODE_FOR_lsx_vabsd_d): Ditto. (CODE_FOR_lsx_vabsd_bu): Ditto. (CODE_FOR_lsx_vabsd_hu): Ditto. (CODE_FOR_lsx_vabsd_wu): Ditto. (CODE_FOR_lsx_vabsd_du): Ditto. (CODE_FOR_lasx_xvabsd_b): Ditto. (CODE_FOR_lasx_xvabsd_h): Ditto. (CODE_FOR_lasx_xvabsd_w): Ditto. (CODE_FOR_lasx_xvabsd_d): Ditto. (CODE_FOR_lasx_xvabsd_bu): Ditto. (CODE_FOR_lasx_xvabsd_hu): Ditto. (CODE_FOR_lasx_xvabsd_wu): Ditto. (CODE_FOR_lasx_xvabsd_du): Ditto. * config/loongarch/loongarch.md (u): Add smax/umax. * config/loongarch/lsx.md (SU_MAX): New iterator. (su_min): New attr. (lsx_vabsd_s_): Remove. (abd3): New insn pattern. (lsx_vabsd_u_): Remove. 2025-01-02 Guo Jie * config/loongarch/lasx.md (vec_unpacks_lo_): Redefine. (vec_unpacku_lo_): Ditto. (lasx_vext2xv_h_b): Replaced by vec_unpack_lo_v32qi. (vec_unpack_lo_v32qi): New insn. (lasx_vext2xv_w_h): Replaced by vec_unpack_lo_v16hi. (vec_unpack_lo_v16qi_internal): New insn, for 128 bits. (vec_unpack_lo_v16hi): New insn. (lasx_vext2xv_d_w): Replaced by vec_unpack_lo_v8si. (vec_unpack_lo_v8hi_internal): New insn, for 128 bits. (vec_unpack_lo_v8si): New insn. (vec_unpack_lo_v4si_internal): New insn, for 128 bits. (vec_packs_float_v4di): New expander. (vec_pack_sfix_trunc_v4df): Ditto. (vec_unpacks_float_hi_v8si): Ditto. (vec_unpacks_float_lo_v8si): Ditto. (vec_unpack_sfix_trunc_hi_v8sf): Ditto. (vec_unpack_sfix_trunc_lo_v8sf): Ditto. * config/loongarch/loongarch-builtins.cc (CODE_FOR_lsx_vftintrz_w_d): Rename. (CODE_FOR_lsx_vftintrzh_l_s): Ditto. (CODE_FOR_lsx_vftintrzl_l_s): Ditto. (CODE_FOR_lsx_vffint_s_l): Ditto. (CODE_FOR_lsx_vffinth_d_w): Ditto. (CODE_FOR_lsx_vffintl_d_w): Ditto. (CODE_FOR_lsx_vexth_h_b): Ditto. (CODE_FOR_lsx_vexth_w_h): Ditto. (CODE_FOR_lsx_vexth_d_w): Ditto. (CODE_FOR_lsx_vexth_hu_bu): Ditto. (CODE_FOR_lsx_vexth_wu_hu): Ditto. (CODE_FOR_lsx_vexth_du_wu): Ditto. (CODE_FOR_lsx_vfcvth_d_s): Ditto. (CODE_FOR_lsx_vfcvtl_d_s): Ditto. (CODE_FOR_lasx_vext2xv_h_b): Ditto. (CODE_FOR_lasx_vext2xv_w_h): Ditto. (CODE_FOR_lasx_vext2xv_d_w): Ditto. (CODE_FOR_lasx_vext2xv_hu_bu): Ditto. (CODE_FOR_lasx_vext2xv_wu_hu): Ditto. (CODE_FOR_lasx_vext2xv_du_wu): Ditto. (loongarch_expand_builtin_insn): Swap source operands in CODE_FOR_lsx_vftintrz_w_d and CODE_FOR_lsx_vffint_s_l. * config/loongarch/loongarch-protos.h (loongarch_expand_vec_unpack): Remove useless parameter high_p. * config/loongarch/loongarch.cc (loongarch_expand_vec_unpack): Rewrite. * config/loongarch/lsx.md (vec_unpacks_hi_v4sf): Redefine. (vec_unpacks_lo_v4sf): Ditto. (vec_unpacks_hi_): Ditto. (vec_unpacku_hi_): Ditto. (lsx_vfcvth_d_s): Replaced by vec_unpacks_hi_v4sf. (lsx_vfcvtl_d_s): Replaced by vec_unpacks_lo_v4sf. (lsx_vffint_s_l): Replaced by vec_packs_float_v2di. (vec_packs_float_v2di): New insn. (lsx_vftintrz_w_d): Replaced by vec_pack_sfix_trunc_v2df. (vec_pack_sfix_trunc_v2df): New insn. (lsx_vffinth_d_w): Replaced by vec_unpacks_float_hi_v4si. (vec_unpacks_float_hi_v4si): New insn. (lsx_vffintl_d_w): Replaced by vec_unpacks_float_lo_v4si. (vec_unpacks_float_lo_v4si): New insn. (lsx_vftintrzh_l_s): Replaced by vec_unpack_sfix_trunc_hi_v4sf. (vec_unpack_sfix_trunc_hi_v4sf): New insn. (lsx_vftintrzl_l_s): Replaced by vec_unpack_sfix_trunc_lo_v4sf. (vec_unpack_sfix_trunc_lo_v4sf): New insn. (lsx_vexth_h_b): Replaced by vec_unpack_hi_v16qi. (vec_unpack_hi_v16qi): New insn. (lsx_vexth_w_h): Replaced by vec_unpack_hi_v8hi. (vec_unpack_hi_v8hi): New insn. (lsx_vexth_d_w): Replaced by vec_unpack_hi_v4si. (vec_unpack_hi_v4si): New insn. 2025-01-02 Guo Jie * config/loongarch/loongarch.md (bytepick_d__rev): New combiner. (bstrpick_alsl_paired): Reorder input operands. 2025-01-02 Guo Jie * config/loongarch/lasx.md: Remove useless vec_select. * config/loongarch/predicates.md: Correct error predicate. 2025-01-02 Guo Jie * config/loongarch/lasx.md: Fix selector index. 2025-01-02 Guo Jie * config/loongarch/lasx.md: Remove useless code. * config/loongarch/lsx.md: Ditto. 2025-01-01 Sam James * doc/cpp.texi (Common Predefined Macros): Fix syntax. 2025-01-01 Richard Biener PR middle-end/118174 * tree-outof-ssa.cc (ssa_is_replaceable_p): Exclude tailcalls. 2025-01-01 Sandra Loosemore * doc/invoke.texi (Option Summary): Put "M32C Options" and "Cygwin and MinGW Options" in alphabetical order. Add cross-references. (Cygwin and MinGW Options): Likewise move the section to its correct alphabetical location. * config/lynx.opt.urls: Regenerated. * config/mingw/cygming.opt.urls: Regenerated. Copyright (C) 2025 Free Software Foundation, Inc. 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