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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 835 |
1 files changed, 835 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8376a11537d..a93b56ce00d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,838 @@ +2022-04-27 Lulu Cheng <chenglulu@loongson.cn> + + * config/loongarch/loongarch.md: Add fdiv define_expand template, + then generate floating-point division and floating-point reciprocal + instructions. + +2022-04-27 Lulu Cheng <chenglulu@loongson.cn> + + * config/loongarch/loongarch.md: Add '(clobber (mem:BLK (scratch)))' + to PLV instruction templates. + +2022-04-27 Richard Biener <rguenther@suse.de> + + PR middle-end/104492 + * gimple-ssa-warn-access.cc + (pass_waccess::warn_invalid_pointer): Exclude equality compare + diagnostics for all kind of invalidations. + (pass_waccess::check_dangling_uses): Fix post-dominator query. + (pass_waccess::check_pointer_uses): Likewise. + +2022-04-27 Andreas Krebbel <krebbel@linux.ibm.com> + + PR target/102024 + * config/s390/s390-protos.h (s390_function_arg_vector): Remove + prototype. + * config/s390/s390.cc (s390_single_field_struct_p): New function. + (s390_function_arg_vector): Invoke s390_single_field_struct_p. + (s390_function_arg_float): Likewise. + +2022-04-27 Jakub Jelinek <jakub@redhat.com> + + PR sanitizer/105396 + * asan.cc (asan_redzone_buffer::emit_redzone_byte): Handle the case + where offset is bigger than off but smaller than m_prev_offset + 32 + bits by pushing one or more 0 bytes. Sink the + m_shadow_bytes.safe_push (value); flush_if_full (); statements from + all cases to the end of the function. + +2022-04-27 Kewen Lin <linkw@linux.ibm.com> + + PR target/105271 + * config/rs6000/rs6000-builtins.def (NEG_V2DI): Move to [power8-vector] + stanza. + +2022-04-26 Thomas Schwinge <thomas@codesourcery.com> + + * config/gcn/gcn.cc (gcn_print_lds_decl): Make "gang-private + data-share memory exhausted" error more verbose. + +2022-04-26 Martin Liska <mliska@suse.cz> + + PR lto/105364 + * lto-wrapper.cc (print_lto_docs_link): Use global_dc. + (run_gcc): Parse OPT_fdiagnostics_urls_. + (main): Initialize global_dc. + +2022-04-26 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/105314 + * ifcvt.cc (noce_try_store_flag_mask): Don't require that the non-zero + operand is equal to if_info->x, instead use the non-zero operand + as one of the operands of AND with if_info->x as target. + +2022-04-26 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/105374 + * tree-ssa-reassoc.cc (eliminate_redundant_comparison): Punt if + !fold_convertible_p rather than assuming fold_convert must succeed. + +2022-04-26 Jakub Jelinek <jakub@redhat.com> + + PR target/105367 + * config/i386/i386.cc (ix86_veclibabi_svml, ix86_veclibabi_acml): Pass + el_mode == DFmode ? double_type_node : float_type_node instead of + TREE_TYPE (type_in) as first arguments to mathfn_built_in. + +2022-04-25 David Malcolm <dmalcolm@redhat.com> + + PR analyzer/104308 + * gimple-fold.cc (gimple_fold_builtin_memory_op): Explicitly set + the location of new_stmt in all places that don't already set it, + whether explicitly, or via a call to gsi_replace. + +2022-04-25 Paul A. Clarke <pc@us.ibm.com> + + * doc/extend.texi (Other Builtins): Correct reference to 'modff'. + +2022-04-25 Andrew MacLeod <amacleod@redhat.com> + + PR tree-optimization/105276 + * gimple-range.cc (gimple_ranger::prefill_stmt_dependencies): Include + existing global range with calculated value. + +2022-04-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105368 + * tree-ssa-math-opts.cc (powi_cost): Use absu_hwi. + +2022-04-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/100810 + * tree-ssa-loop-ivopts.cc (struct iv_cand): Add involves_undefs flag. + (find_ssa_undef): New function. + (add_candidate_1): Avoid adding derived candidates with + undefined SSA names and mark the original ones. + (determine_group_iv_cost_generic): Reject rewriting + uses with a different IV when that involves undefined SSA names. + +2022-04-25 Steven G. Kargl <kargl@gcc.gnu.org> + + PR target/89125 + * config/freebsd.h: Define TARGET_LIBC_HAS_FUNCTION to be + bsd_libc_has_function. + * targhooks.cc (bsd_libc_has_function): New function. + Expand the supported math functions to inclue C99 libm. + * targhooks.h (bsd_libc_has_function): New Prototype. + +2022-04-25 Richard Biener <rguenther@suse.de> + + PR rtl-optimization/105231 + * combine.cc (distribute_notes): Assert that a REG_EH_REGION + with landing pad > 0 is from i3. Put any REG_EH_REGION note + on i3 or drop it if the insn can not trap. + (try_combine): Ensure that we can merge REG_EH_REGION notes + with non-call exceptions. Ensure we are not splitting a + trapping part of an insn with non-call exceptions when there + is any REG_EH_REGION note to preserve. + +2022-04-25 Hongyu Wang <hongyu.wang@intel.com> + + PR target/105339 + * config/i386/avx512fintrin.h (_mm512_scalef_round_pd): + Add parentheses for parameters and djust format. + (_mm512_mask_scalef_round_pd): Ditto. + (_mm512_maskz_scalef_round_pd): Ditto. + (_mm512_scalef_round_ps): Ditto. + (_mm512_mask_scalef_round_ps): Ditto. + (_mm512_maskz_scalef_round_ps): Ditto. + (_mm_scalef_round_sd): Use _mm_undefined_pd. + (_mm_scalef_round_ss): Use _mm_undefined_ps. + (_mm_mask_scalef_round_sd): New macro. + (_mm_mask_scalef_round_ss): Ditto. + (_mm_maskz_scalef_round_sd): Ditto. + (_mm_maskz_scalef_round_ss): Ditto. + +2022-04-23 Jakub Jelinek <jakub@redhat.com> + + PR target/105338 + * config/i386/i386-expand.cc (ix86_expand_int_movcc): Handle + op0 == cst1 ? op0 : op3 like op0 == cst1 ? cst1 : op3 for the non-cmov + cases. + +2022-04-22 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/105334 + * config/rs6000/rs6000.md (pack<mode> for FMOVE128): New expander. + (pack<mode> for FMOVE128): Rename and split the insn_and_split to... + (pack<mode>_hard for FMOVE128): ... this... + (pack<mode>_soft for FMOVE128): ... and this. + +2022-04-22 Paul A. Clarke <pc@us.ibm.com> + + * doc/extend.texi: Correct "This" to "These". + +2022-04-22 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/105333 + * rtlanal.cc (replace_rtx): Use simplify_subreg or + simplify_unary_operation if CONST_SCALAR_INT_P rather than just + CONST_INT_P. + +2022-04-21 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/103197 + PR target/102146 + * config/rs6000/rs6000.md (zero_extendqi<mode>2 for EXTQI): Disparage + the "Z" alternatives in {l,st}{f,xs}iwzx. + (zero_extendhi<mode>2 for EXTHI): Ditto. + (zero_extendsi<mode>2 for EXTSI): Ditto. + (*movsi_internal1): Ditto. + (*mov<mode>_internal1 for QHI): Ditto. + (movsd_hardfloat): Ditto. + +2022-04-21 Martin Liska <mliska@suse.cz> + + * configure.ac: Enable compressed debug sections for mold + linker. + * configure: Regenerate. + +2022-04-21 Jakub Jelinek <jakub@redhat.com> + + PR debug/105203 + * emit-rtl.cc (emit_copy_of_insn_after): Don't call mark_jump_label + on DEBUG_INSNs. + +2022-04-20 Richard Biener <rguenther@suse.de> + + PR tree-optimization/104912 + * tree-vect-loop-manip.cc (vect_loop_versioning): Split + the cost model check to a separate BB to make sure it is + checked first and not combined with other version checks. + +2022-04-20 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105312 + * gimple-isel.cc (gimple_expand_vec_cond_expr): Query both + VCOND and VCONDU for EQ and NE. + +2022-04-20 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/103818 + * ipa-modref-tree.cc (modref_access_node::closer_pair_p): Use + poly_offset_int to avoid overflow. + (modref_access_node::update2): likewise. + +2022-04-20 Jakub Jelinek <jakub@redhat.com> + + PR ipa/105306 + * cgraph.cc (cgraph_node::create): Set node->semantic_interposition + to opt_for_fn (decl, flag_semantic_interposition). + * cgraphclones.cc (cgraph_node::create_clone): Copy over + semantic_interposition flag. + +2022-04-19 Sergei Trofimovich <siarheit@google.com> + + PR gcov-profile/105282 + * value-prof.cc (stream_out_histogram_value): Allow negative counts + on HIST_TYPE_INDIR_CALL. + +2022-04-19 Jakub Jelinek <jakub@redhat.com> + + PR target/105257 + * config/sparc/sparc.cc (epilogue_renumber): If ORIGINAL_REGNO, + use gen_raw_REG instead of gen_rtx_REG and copy over also + ORIGINAL_REGNO. Use return 0; instead of /* fallthrough */. + +2022-04-19 Richard Biener <rguenther@suse.de> + + PR tree-optimization/104010 + PR tree-optimization/103941 + * tree-vect-slp.cc (vect_bb_slp_scalar_cost): When + we run into stmts in patterns continue walking those + for uses outside of the vectorized region instead of + marking the lane live. + +2022-04-18 Hans-Peter Nilsson <hp@axis.com> + + * doc/install.texi <CRIS>: Remove references to removed websites and + adjust for cris-*-elf being the only remaining toolchain. + +2022-04-18 Hans-Peter Nilsson <hp@axis.com> + + * doc/invoke.texi <CRIS>: Remove references to options for removed + subtarget cris-axis-linux-gnu and tweak wording accordingly. + +2022-04-16 Gerald Pfeifer <gerald@pfeifer.com> + + * doc/install.texi (Specific): Adjust mingw-w64 download link. + +2022-04-15 Hongyu Wang <hongyu.wang@intel.com> + + * config/i386/smmintrin.h: Correct target pragma from sse4.1 + and sse4.2 to crc32 for crc32 intrinsics. + +2022-04-14 Indu Bhagat <indu.bhagat@oracle.com> + + PR debug/105089 + * ctfc.cc (ctf_dvd_ignore_insert): New function. + (ctf_dvd_ignore_lookup): Likewise. + (ctf_add_variable): Keep track of non-defining decl DIEs. + (new_ctf_container): Initialize the new hash-table. + (ctfc_delete_container): Empty hash-table. + * ctfc.h (struct ctf_container): Add new hash-table. + (ctf_dvd_ignore_lookup): New declaration. + (ctf_add_variable): Add additional argument. + * ctfout.cc (ctf_dvd_preprocess_cb): Skip adding CTF variable + record for non-defining decl for which a defining decl exists + in the same TU. + (ctf_preprocess): Defer updating the number of global objts + until here. + (output_ctf_header): Use ctfc_vars_list_count as some CTF + variables may not make it to the final output. + (output_ctf_vars): Likewise. + * dwarf2ctf.cc (gen_ctf_variable): Skip generating CTF variable + if this is known to be a non-defining decl DIE. + +2022-04-14 Indu Bhagat <indu.bhagat@oracle.com> + + * ctfc.h (struct ctf_container): Introduce a new member. + * ctfout.cc (ctf_list_add_ctf_vars): Use it instead of static + variable. + +2022-04-14 Jakub Jelinek <jakub@redhat.com> + + PR target/105247 + * simplify-rtx.cc (simplify_const_binary_operation): For shifts + or rotates by VOIDmode constant integer shift count use word_mode + for the operand if int_mode is narrower than word. + +2022-04-14 Robin Dapp <rdapp@linux.ibm.com> + + * config/s390/s390.cc (s390_get_sched_attrmask): Add z16. + (s390_get_unit_mask): Likewise. + (s390_is_fpd): Likewise. + (s390_is_fxd): Likewise. + * config/s390/s390.h (s390_tune_attr): Set max tune level to z16. + * config/s390/s390.md (z900,z990,z9_109,z9_ec,z10,z196,zEC12,z13,z14,z15): + Add z16. + (z900,z990,z9_109,z9_ec,z10,z196,zEC12,z13,z14,z15,z16): + Likewise. + * config/s390/3931.md: New file. + +2022-04-13 Richard Sandiford <richard.sandiford@arm.com> + + PR tree-optimization/105254 + * config/aarch64/aarch64.cc + (aarch64_vector_costs::determine_suggested_unroll_factor): Take a + loop_vec_info as argument. Restrict the unroll factor to values + that divide the VF. + (aarch64_vector_costs::finish_cost): Update call accordingly. + +2022-04-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105263 + * tree-ssa-reassoc.cc (try_special_add_to_ops): Do not consume + negates in multiplication chains with DFP. + +2022-04-13 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/105253 + * tree.cc (tree_builtin_call_types_compatible_p): If PROP_gimple, + use useless_type_conversion_p checks instead of TYPE_MAIN_VARIANT + comparisons or tree_nop_conversion_p checks. + +2022-04-13 Hongyu Wang <hongyu.wang@intel.com> + + PR target/103069 + * config/i386/i386-expand.cc (ix86_expand_cmpxchg_loop): + Add missing set to target_val at pause label. + +2022-04-13 Jakub Jelinek <jakub@redhat.com> + + PR target/105234 + * attribs.cc (decl_attributes): Don't set + DECL_FUNCTION_SPECIFIC_TARGET if target_option_default_node is + NULL. + +2022-04-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105250 + * fold-const.cc (fold_convertible_p): Revert + r12-7979-geaaf77dd85c333, instead check for size equality + of the vector types involved. + +2022-04-13 Richard Biener <rguenther@suse.de> + + Revert: + 2022-04-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/104912 + * tree-vect-loop-manip.cc (vect_loop_versioning): Split + the cost model check to a separate BB to make sure it is + checked first and not combined with other version checks. + +2022-04-13 Richard Biener <rguenther@suse.de> + + PR tree-optimization/104912 + * tree-vect-loop-manip.cc (vect_loop_versioning): Split + the cost model check to a separate BB to make sure it is + checked first and not combined with other version checks. + +2022-04-13 Jakub Jelinek <jakub@redhat.com> + + * tree-scalar-evolution.cc (expression_expensive_p): Fix a comment typo. + +2022-04-12 Antoni Boucher <bouanto@zoho.com> + + PR jit/104072 + * reginfo.cc: New functions (clear_global_regs_cache, + reginfo_cc_finalize) to avoid an issue where compiling the same + code multiple times gives an error about assigning the same + register to 2 global variables. + * rtl.h: New function (reginfo_cc_finalize). + * toplev.cc: Call it. + +2022-04-12 Antoni Boucher <bouanto@zoho.com> + + PR jit/104071 + * toplev.cc: Call the new function tree_cc_finalize in + toplev::finalize. + * tree.cc: New functions (clear_nonstandard_integer_type_cache + and tree_cc_finalize) to clear the cache of non-standard integer + types to avoid having issues with some optimizations of + bitcast where the SSA_NAME will have a size of a cached + integer type that should have been invalidated, causing a + comparison of integer constant to fail. + * tree.h: New function (tree_cc_finalize). + +2022-04-12 Thomas Schwinge <thomas@codesourcery.com> + + PR target/97348 + * config/nvptx/nvptx.h (ASM_SPEC): Don't set. + * config/nvptx/nvptx.opt (misa): Adjust comment. + +2022-04-12 Thomas Schwinge <thomas@codesourcery.com> + + Revert: + 2022-03-03 Tom de Vries <tdevries@suse.de> + + * config/nvptx/nvptx.h (ASM_SPEC): Add %{misa=sm_30:--no-verify}. + +2022-04-12 Thomas Schwinge <thomas@codesourcery.com> + + Revert: + 2022-03-31 Tom de Vries <tdevries@suse.de> + + * config/nvptx/nvptx.h (ASM_SPEC): Use "-m sm_35" for -misa=sm_30. + +2022-04-12 Richard Biener <rguenther@suse.de> + + PR ipa/104303 + * tree-ssa-dce.cc (mark_stmt_if_obviously_necessary): Do not + include local escaped memory as obviously necessary stores. + +2022-04-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105235 + * tree-ssa-math-opts.cc (execute_cse_conv_1): Clean EH and + return whether the CFG changed. + (execute_cse_sincos_1): Adjust. + +2022-04-12 Przemyslaw Wirkus <Przemyslaw.Wirkus@arm.com> + + PR target/104144 + * config/arm/t-aprofile (MULTI_ARCH_OPTS_A): Remove Armv9-a options. + (MULTI_ARCH_DIRS_A): Remove Armv9-a diretories. + (MULTILIB_REQUIRED): Don't require Armv9-a libraries. + (MULTILIB_MATCHES): Treat Armv9-a as equivalent to Armv8-a. + (MULTILIB_REUSE): Remove remap rules for Armv9-a. + * config/arm/t-multilib (v9_a_nosimd_variants): Delete. + (MULTILIB_MATCHES): Remove mappings for v9_a_nosimd_variants. + +2022-04-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105232 + * tree.cc (component_ref_size): Bail out for too large + or non-constant sizes. + +2022-04-12 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105226 + * tree-vect-loop-manip.cc (vect_loop_versioning): Verify + we can split the exit of an outer loop we choose to version. + +2022-04-12 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386-expand.cc (ix86_emit_i387_sinh, ix86_emit_i387_cosh, + ix86_emit_i387_tanh, ix86_emit_i387_asinh, ix86_emit_i387_acosh, + ix86_emit_i387_atanh, ix86_emit_i387_log1p, ix86_emit_i387_round, + ix86_emit_swdivsf, ix86_emit_swsqrtsf, + ix86_expand_atomic_fetch_op_loop, ix86_expand_cmpxchg_loop): + Formatting fix. + * config/i386/i386.cc (warn_once_call_ms2sysv_xlogues): Likewise. + +2022-04-12 Jakub Jelinek <jakub@redhat.com> + + PR target/105214 + * config/i386/i386-expand.cc (ix86_emit_i387_log1p): Call + do_pending_stack_adjust. + +2022-04-12 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/105211 + * builtins.cc (expand_builtin_int_roundingfn_2): If mathfn_built_in_1 + fails for TREE_TYPE (arg), retry it with + TREE_VALUE (TYPE_ARG_TYPES (TREE_TYPE (fndecl))) and if even that + fails, emit call normally. + +2022-04-12 Andreas Krebbel <krebbel@linux.ibm.com> + + * common/config/s390/s390-common.cc: Rename PF_ARCH14 to PF_Z16. + * config.gcc: Add z16 as march/mtune switch. + * config/s390/driver-native.cc (s390_host_detect_local_cpu): + Recognize z16 with -march=native. + * config/s390/s390-opts.h (enum processor_type): Rename + PROCESSOR_ARCH14 to PROCESSOR_3931_Z16. + * config/s390/s390.cc (PROCESSOR_ARCH14): Rename to ... + (PROCESSOR_3931_Z16): ... throughout the file. + (s390_processor processor_table): Add z16 as cpu string. + * config/s390/s390.h (enum processor_flags): Rename PF_ARCH14 to + PF_Z16. + (TARGET_CPU_ARCH14): Rename to ... + (TARGET_CPU_Z16): ... this. + (TARGET_CPU_ARCH14_P): Rename to ... + (TARGET_CPU_Z16_P): ... this. + (TARGET_ARCH14): Rename to ... + (TARGET_Z16): ... this. + (TARGET_ARCH14_P): Rename to ... + (TARGET_Z16_P): ... this. + * config/s390/s390.md (cpu_facility): Rename arch14 to z16 and + check TARGET_Z16 instead of TARGET_ARCH14. + * config/s390/s390.opt: Add z16 to processor_type. + * doc/invoke.texi: Document z16 and arch14. + +2022-04-12 chenglulu <chenglulu@loongson.cn> + + * config/loongarch/loongarch.cc: Fix bug for + tmpdir-g++.dg-struct-layout-1/t033. + +2022-04-11 Peter Bergner <bergner@linux.ibm.com> + + PR target/104894 + * config/rs6000/rs6000.cc (rs6000_sibcall_aix): Handle pcrel sibcalls + to longcall functions. + +2022-04-11 Jason Merrill <jason@redhat.com> + + * ipa-free-lang-data.cc (free_lang_data_in_decl): Fix typos. + +2022-04-11 Segher Boessenkool <segher@kernel.crashing.org> + + PR target/105213 + PR target/103623 + * config/rs6000/rs6000.md (unpack<mode>_nodm): Add m,r,i alternative. + +2022-04-11 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/105218 + * tree-ssa-phiopt.cc (value_replacement): If middle_bb has + more than one predecessor or phi's bb more than 2 predecessors, + reset phi result uses instead of adding a debug temp. + +2022-04-11 Kito Cheng <kito.cheng@sifive.com> + + PR target/104853 + * config.gcc: Pass -misa-spec to arch-canonicalize and + multilib-generator. + * config/riscv/arch-canonicalize: Adding -misa-spec option. + (SUPPORTED_ISA_SPEC): New. + (arch_canonicalize): New argument `isa_spec`. + Handle multiple ISA spec versions. + * config/riscv/multilib-generator: Adding -misa-spec option. + +2022-04-11 Kito Cheng <kito.cheng@sifive.com> + + * config/riscv/arch-canonicalize: Add TODO item. + (IMPLIED_EXT): Sync. + (arch_canonicalize): Checking until no change. + +2022-04-11 Tamar Christina <tamar.christina@arm.com> + + PR target/105197 + * tree-vect-stmts.cc (vectorizable_condition): Prevent cond swap when + not masked. + +2022-04-11 Jason Merrill <jason@redhat.com> + + PR c++/100370 + * pointer-query.cc (compute_objsize_r) [POINTER_PLUS_EXPR]: Require + deref == -1. + +2022-04-11 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/104639 + * tree-ssa-phiopt.cc: Include tree-ssa-propagate.h. + (value_replacement): Optimize (x != cst1 ? x : cst2) != cst3 + into x != cst3. + +2022-04-11 Jeff Law <jeffreyalaw@gmail.com> + + * config/bfin/bfin.md (rol_one): Fix pattern to indicate the + sign bit of the source ends up in CC. + +2022-04-09 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/103376 + * cgraphunit.cc (cgraph_node::analyze): update semantic_interposition + flag. + +2022-04-09 Jan Hubicka <hubicka@ucw.cz> + + * ipa-modref.cc (ipa_merge_modref_summary_after_inlining): Propagate + nondeterministic and side_effects flags. + +2022-04-08 Andre Vieira <andre.simoesdiasvieira@arm.com> + + PR target/105157 + * config.gcc: Shift ext_mask by TARGET_CPU_NBITS. + * config/aarch64/aarch64.h (TARGET_CPU_NBITS): New macro. + (TARGET_CPU_MASK): Likewise. + (TARGET_CPU_DEFAULT): Use TARGET_CPU_NBITS. + * config/aarch64/aarch64.cc (aarch64_get_tune_cpu): Use TARGET_CPU_MASK. + (aarch64_get_arch): Likewise. + (aarch64_override_options): Use TARGET_CPU_NBITS. + +2022-04-08 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105198 + * tree-predcom.cc (find_looparound_phi): Check whether + the found memory location of the entry value is clobbered + inbetween the value we want to use and loop entry. + +2022-04-08 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/105189 + * fold-const.cc (make_range_step): Fix up handling of + (unsigned) x +[low, -] ranges for signed x if low fits into + typeof (x). + +2022-04-08 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105175 + * tree-vect-stmts.cc (vectorizable_operation): Suppress + -Wvector-operation-performance if using emulated vectors. + * tree-vect-generic.cc (expand_vector_piecewise): Do not diagnose + -Wvector-operation-performance when suppressed. + (expand_vector_parallel): Likewise. + (expand_vector_comparison): Likewise. + (expand_vector_condition): Likewise. + (lower_vec_perm): Likewise. + (expand_vector_conversion): Likewise. + +2022-04-07 Tamar Christina <tamar.christina@arm.com> + + PR target/104409 + * config/aarch64/aarch64-builtins.cc (handle_arm_acle_h): New. + (aarch64_general_init_builtins): Move LS64 code. + * config/aarch64/aarch64-c.cc (aarch64_pragma_aarch64): Support + arm_acle.h + * config/aarch64/aarch64-protos.h (handle_arm_acle_h): New. + * config/aarch64/arm_acle.h: Add pragma GCC aarch64 "arm_acle.h". + +2022-04-07 Richard Biener <rguenther@suse.de> + Jan Hubicka <hubicka@ucw.cz> + + PR ipa/104303 + * tree-ssa-alias.h (ptr_deref_may_alias_global_p, + ref_may_alias_global_p, ref_may_alias_global_p, + stmt_may_clobber_global_p, pt_solution_includes_global): Add + bool parameters indicating whether escaped locals should be + considered global. + * tree-ssa-structalias.cc (pt_solution_includes_global): + When the new escaped_nonlocal_p flag is true also consider + pt->vars_contains_escaped. + * tree-ssa-alias.cc (ptr_deref_may_alias_global_p): + Pass down new escaped_nonlocal_p flag. + (ref_may_alias_global_p): Likewise. + (stmt_may_clobber_global_p): Likewise. + (ref_may_alias_global_p_1): Likewise. For decls also + query the escaped solution if true. + (ref_may_access_global_memory_p): Remove. + (modref_may_conflict): Use ref_may_alias_global_p with + escaped locals considered global. + (ref_maybe_used_by_stmt_p): Adjust. + * ipa-fnsummary.cc (points_to_local_or_readonly_memory_p): + Likewise. + * tree-ssa-dse.cc (dse_classify_store): Likewise. + * trans-mem.cc (thread_private_new_memory): Likewise, but + consider escaped locals global. + * tree-ssa-dce.cc (mark_stmt_if_obviously_necessary): Likewise. + +2022-04-07 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105185 + * tree-ssa-sccvn.cc (visit_reference_op_call): Simplify + modref query again. + +2022-04-07 Tamar Christina <tamar.christina@arm.com> + + PR target/104049 + * config/aarch64/aarch64-simd.md + (aarch64_reduc_plus_internal<mode>): Fix RTL and rename to... + (reduc_plus_scal_<mode>): ... This. + (reduc_plus_scal_v4sf): Moved. + (aarch64_reduc_plus_internalv2si): Fix RTL and rename to... + (reduc_plus_scal_v2si): ... This. + +2022-04-07 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/102586 + * langhooks.h (struct lang_hooks_for_types): Add classtype_as_base + langhook. + * langhooks-def.h (LANG_HOOKS_CLASSTYPE_AS_BASE): Define. + (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it. + * gimple-fold.cc (clear_padding_type): Use ftype instead of + TREE_TYPE (field) some more. For artificial FIELD_DECLs without + name try the lang_hooks.types.classtype_as_base langhook and + if it returns non-NULL, use that instead of ftype for recursive call. + +2022-04-07 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/105150 + * tree.cc (tree_builtin_call_types_compatible_p): New function. + (get_call_combined_fn): Use it. + +2022-04-07 Richard Biener <rguenther@suse.de> + + PR middle-end/105165 + * tree-complex.cc (expand_complex_asm): Sorry for asm goto + _Complex outputs. + +2022-04-07 liuhongt <hongtao.liu@intel.com> + + * config/i386/sse.md (<sse2_avx2>_andnot<mode>3_mask): + Removed. + (<sse>_andnot<mode>3<mask_name>): Disable V*HFmode patterns + for mask_applied. + (<code><mode>3<mask_name>): Ditto. + (*<code><mode>3<mask_name>): Ditto. + (VFB_128_256): Adjust condition of V8HF/V16HFmode according to + real instruction. + (VFB_512): Ditto. + (VFB): Ditto. + +2022-04-06 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/104985 + * combine.cc (struct undo): Add where.regno member. + (do_SUBST_MODE): Rename to ... + (subst_mode): ... this. Change first argument from rtx * into int, + operate on regno_reg_rtx[regno] and save regno into where.regno. + (SUBST_MODE): Remove. + (try_combine): Use subst_mode instead of SUBST_MODE, change first + argument from regno_reg_rtx[whatever] to whatever. For UNDO_MODE, use + regno_reg_rtx[undo->where.regno] instead of *undo->where.r. + (undo_to_marker): For UNDO_MODE, use regno_reg_rtx[undo->where.regno] + instead of *undo->where.r. + (simplify_set): Use subst_mode instead of SUBST_MODE, change first + argument from regno_reg_rtx[whatever] to whatever. + +2022-04-06 Jakub Jelinek <jakub@redhat.com> + + PR target/105069 + * config/sh/sh.opt (mdiv=): Add Save. + +2022-04-06 Martin Liska <mliska@suse.cz> + + PR driver/105096 + * common.opt: Document properly based on what it does. + * gcc.cc (display_help): Unify with what we have in common.opt. + * opts.cc (common_handle_option): Do not print undocumented + options. + +2022-04-06 Xi Ruoyao <xry111@mengyan1223.wang> + + * config/mips/mips.cc (mips_fpr_return_fields): Ignore + cxx17_empty_base_field_p fields and set an indicator. + (mips_return_in_msb): Adjust for mips_fpr_return_fields change. + (mips_function_value_1): Inform psABI change about C++17 empty + bases. + +2022-04-06 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/105150 + * gimple.cc (gimple_builtin_call_types_compatible_p): Use + builtin_decl_explicit here... + (gimple_call_builtin_p, gimple_call_combined_fn): ... rather than + here. + +2022-04-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105173 + * tree-ssa-reassoc.cc (find_insert_point): Get extra + insert_before output argument and compute it. + (insert_stmt_before_use): Adjust. + (rewrite_expr_tree): Likewise. + +2022-04-06 Richard Biener <rguenther@suse.de> + + PR ipa/105166 + * ipa-modref-tree.cc (modref_access_node::get_ao_ref ): Bail + out for non-pointer arguments. + +2022-04-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105163 + * tree-ssa-reassoc.cc (repropagate_negates): Avoid propagating + negated abnormals. + +2022-04-06 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/105150 + * gimple.cc (gimple_call_builtin_p, gimple_call_combined_fn): + For BUILT_IN_NORMAL calls, call gimple_builtin_call_types_compatible_p + preferrably on builtin_decl_explicit decl rather than fndecl. + * tree-ssa-strlen.cc (valid_builtin_call): Don't call + gimple_builtin_call_types_compatible_p here. + +2022-04-06 Richard Sandiford <richard.sandiford@arm.com> + + PR tree-optimization/103761 + * tree-vect-stmts.cc (check_load_store_for_partial_vectors): Replace + the ncopies parameter with an slp_node parameter. Calculate the + number of vectors based on it and vectype. Rename lambda to + group_memory_nvectors. + (vectorizable_store, vectorizable_load): Update calls accordingly. + +2022-04-06 Martin Liska <mliska@suse.cz> + + * doc/invoke.texi: Document it. + +2022-04-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105148 + * tree-ssa-loop-ivopts.cc (idx_record_use): Walk raw operands + 2 and 3 of ARRAY_REFs. + +2022-04-06 Roger Sayle <roger@nextmovesoftware.com> + + * config/i386/sse.md (ANDNOT_MODE): New mode iterator for TF and V1TI. + (*andnottf3): Replace with... + (*andnot<mode>3): New define_insn using ANDNOT_MODE. + +2022-04-06 Richard Biener <rguenther@suse.de> + + PR tree-optimization/105142 + * gimple-fold.h (maybe_fold_and_comparisons): Add defaulted + basic-block parameter. + (maybe_fold_or_comparisons): Likewise. + * gimple-fold.cc (follow_outer_ssa_edges): New. + (maybe_fold_comparisons_from_match_pd): Use follow_outer_ssa_edges + when an outer condition basic-block is specified. + (and_comparisons_1, and_var_with_comparison, + and_var_with_comparison_1, or_comparisons_1, + or_var_with_comparison, or_var_with_comparison_1): Receive and pass + down the outer condition basic-block. + * tree-ssa-ifcombine.cc (ifcombine_ifandif): Pass down the + basic-block of the outer condition. + +2022-04-06 Kewen Lin <linkw@linux.ibm.com> + + PR target/105002 + * config/rs6000/rs6000.cc (rs6000_maybe_emit_maxc_minc): Support more + comparison codes UNLT/UNLE/UNGT/UNGE. + 2022-04-05 David Malcolm <dmalcolm@redhat.com> * doc/extend.texi (Common Function Attributes): Document that |