+2021-06-24 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/101189
+ * gimple-range-fold.cc (fold_using_range::range_of_range_op): Pass
+ LHS range of condition to postfold routine.
+ (fold_using_range::postfold_gcond_edges): Only process the TRUE or
+ FALSE edge if the LHS range supports it being taken.
+ * gimple-range-fold.h (postfold_gcond_edges): Add range parameter.
+
+2021-06-24 Andrew MacLeod <amacleod@redhat.com>
+
+ * value-relation.cc (equiv_oracle::dump): Do not dump NULL blocks.
+ (relation_oracle::find_relation_block): Check correct bitmap.
+ (relation_oracle::dump): Do not dump NULL blocks.
+
+2021-06-24 Andrew MacLeod <amacleod@redhat.com>
+
+ * gimple-range-cache.cc (ranger_cache::propagate_cache): Call
+ range_on_edge instead of manually calculating.
+
+2021-06-24 Andrew MacLeod <amacleod@redhat.com>
+
+ * range-op.cc: Fix comment.
+
+2021-06-24 Uroš Bizjak <ubizjak@gmail.com>
+
+ PR target/89021
+ * config/i386/i386-expand.c (ix86_expand_sse_unpack):
+ Handle V8QI and V4HI modes.
+ * config/i386/mmx.md (sse4_1_<any_extend:code>v4qiv4hi2):
+ New insn pattern.
+ (sse4_1_<any_extend:code>v4qiv4hi2): Ditto.
+ (mmxpackmode): New mode attribute.
+ (vec_pack_trunc_<mmxpackmode:mode>): New expander.
+ (mmxunpackmode): New mode attribute.
+ (vec_unpacks_lo_<mmxunpackmode:mode>): New expander.
+ (vec_unpacks_hi_<mmxunpackmode:mode>): Ditto.
+ (vec_unpacku_lo_<mmxunpackmode:mode>): Ditto.
+ (vec_unpacku_hi_<mmxunpackmode:mode>): Ditto.
+ * config/i386/i386.md (extsuffix): Move from ...
+ * config/i386/sse.md: ... here.
+
+2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
+
+ * dwarf2out.c (dwarf2out_assembly_start): Emit .file 0 marker here..
+ (dwarf2out_finish): ...instead of here.
+
+2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
+
+ * configure.ac (--gdwarf-5 option): Use objdump instead of readelf.
+ (working --gdwarf-4/--gdwarf-5 for all sources): Likewise.
+ (--gdwarf-4 not refusing generated .debug_line): Adjust for Windows.
+ * configure: Regenerate.
+
+2021-06-24 Richard Biener <rguenther@suse.de>
+
+ * config/i386/sse.md (vec_addsubv4df3, vec_addsubv2df3,
+ vec_addsubv8sf3, vec_addsubv4sf3): Merge into ...
+ (vec_addsub<mode>3): ... using a new addsub_cst mode attribute.
+
+2021-06-24 Richard Biener <rguenther@suse.de>
+
+ * config/i386/sse.md (avx_addsubv4df3): Rename to
+ vec_addsubv4df3.
+ (avx_addsubv8sf3): Rename to vec_addsubv8sf3.
+ (sse3_addsubv2df3): Rename to vec_addsubv2df3.
+ (sse3_addsubv4sf3): Rename to vec_addsubv4sf3.
+ * config/i386/i386-builtin.def: Adjust.
+ * internal-fn.def (VEC_ADDSUB): New internal optab fn.
+ * optabs.def (vec_addsub_optab): New optab.
+ * tree-vect-slp-patterns.c (class addsub_pattern): New.
+ (slp_patterns): Add addsub_pattern.
+ * tree-vect-slp.c (vect_optimize_slp): Disable propagation
+ across CFN_VEC_ADDSUB.
+ * tree-vectorizer.h (vect_pattern::vect_pattern): Make
+ m_ops optional.
+ * doc/md.texi (vec_addsub<mode>3): Document.
+
+2021-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/101170
+ * df-scan.c (df_ref_record): For paradoxical big-endian SUBREGs
+ where regno + subreg_regno_offset wraps around use 0 as starting
+ regno.
+
+2021-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/101172
+ * stor-layout.c (finish_bitfield_representative): If nextf has
+ error_mark_node type, set repr type to error_mark_node too.
+
+2021-06-24 Ilya Leoshkevich <iii@linux.ibm.com>
+
+ * config/s390/s390.c (s390_function_profiler): Ignore labelno
+ parameter.
+ * config/s390/s390.h (NO_PROFILE_COUNTERS): Define.
+
+2021-06-24 Richard Biener <rguenther@suse.de>
+
+ * tree-vect-slp.c (vect_optimize_slp): Do not propagate
+ across operations that have different semantics on different
+ lanes.
+
+2021-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): Document meaning for OpenMP.
+ * gimplify.c (gimplify_scan_omp_clauses): For OpenMP map clauses
+ with OMP_CLAUSE_MAP_IN_REDUCTION flag partially defer gimplification
+ of non-decl OMP_CLAUSE_DECL. For OMP_CLAUSE_IN_REDUCTION on
+ OMP_TARGET user outer_ctx instead of ctx for placeholders and
+ initializer/combiner gimplification.
+ * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_MAP_IN_REDUCTION
+ on target constructs.
+ (lower_rec_input_clauses): Likewise.
+ (lower_omp_target): Likewise.
+ * omp-expand.c (expand_omp_target): Temporarily ignore nowait clause
+ on target if in_reduction is present.
+
+2021-06-24 Kewen Lin <linkw@linux.ibm.com>
+
+ * tree-predcom.c (class pcom_worker): New class.
+ (release_chain): Renamed to...
+ (pcom_worker::release_chain): ...this.
+ (release_chains): Renamed to...
+ (pcom_worker::release_chains): ...this.
+ (aff_combination_dr_offset): Renamed to...
+ (pcom_worker::aff_combination_dr_offset): ...this.
+ (determine_offset): Renamed to...
+ (pcom_worker::determine_offset): ...this.
+ (class comp_ptrs): New class.
+ (split_data_refs_to_components): Renamed to...
+ (pcom_worker::split_data_refs_to_components): ...this,
+ and update with class comp_ptrs.
+ (suitable_component_p): Renamed to...
+ (pcom_worker::suitable_component_p): ...this.
+ (filter_suitable_components): Renamed to...
+ (pcom_worker::filter_suitable_components): ...this.
+ (valid_initializer_p): Renamed to...
+ (pcom_worker::valid_initializer_p): ...this.
+ (find_looparound_phi): Renamed to...
+ (pcom_worker::find_looparound_phi): ...this.
+ (add_looparound_copies): Renamed to...
+ (pcom_worker::add_looparound_copies): ...this.
+ (determine_roots_comp): Renamed to...
+ (pcom_worker::determine_roots_comp): ...this.
+ (determine_roots): Renamed to...
+ (pcom_worker::determine_roots): ...this.
+ (single_nonlooparound_use): Renamed to...
+ (pcom_worker::single_nonlooparound_use): ...this.
+ (remove_stmt): Renamed to...
+ (pcom_worker::remove_stmt): ...this.
+ (execute_pred_commoning_chain): Renamed to...
+ (pcom_worker::execute_pred_commoning_chain): ...this.
+ (execute_pred_commoning): Renamed to...
+ (pcom_worker::execute_pred_commoning): ...this.
+ (struct epcc_data): New member worker.
+ (execute_pred_commoning_cbck): Call execute_pred_commoning
+ with pcom_worker pointer.
+ (find_use_stmt): Renamed to...
+ (pcom_worker::find_use_stmt): ...this.
+ (find_associative_operation_root): Renamed to...
+ (pcom_worker::find_associative_operation_root): ...this.
+ (find_common_use_stmt): Renamed to...
+ (pcom_worker::find_common_use_stmt): ...this.
+ (combinable_refs_p): Renamed to...
+ (pcom_worker::combinable_refs_p): ...this.
+ (reassociate_to_the_same_stmt): Renamed to...
+ (pcom_worker::reassociate_to_the_same_stmt): ...this.
+ (stmt_combining_refs): Renamed to...
+ (pcom_worker::stmt_combining_refs): ...this.
+ (combine_chains): Renamed to...
+ (pcom_worker::combine_chains): ...this.
+ (try_combine_chains): Renamed to...
+ (pcom_worker::try_combine_chains): ...this.
+ (prepare_initializers_chain): Renamed to...
+ (pcom_worker::prepare_initializers_chain): ...this.
+ (prepare_initializers): Renamed to...
+ (pcom_worker::prepare_initializers): ...this.
+ (prepare_finalizers_chain): Renamed to...
+ (pcom_worker::prepare_finalizers_chain): ...this.
+ (prepare_finalizers): Renamed to...
+ (pcom_worker::prepare_finalizers): ...this.
+ (tree_predictive_commoning_loop): Renamed to...
+ (pcom_worker::tree_predictive_commoning_loop): ...this, adjust
+ some calls and remove some cleanup code.
+ (tree_predictive_commoning): Adjusted to use pcom_worker instance.
+ (static variable looparound_phis): Remove.
+ (static variable name_expansions): Remove.
+
+2021-06-24 Richard Biener <rguenther@suse.de>
+
+ * tree-vect-slp.c (slpg_vertex): New struct.
+ (vect_slp_build_vertices): Adjust.
+ (vect_optimize_slp): Likewise. Maintain an outgoing permute
+ and a materialized one.
+
+2021-06-24 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/101105
+ * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
+ Only ignore steps when they are equal or scalar order is preserved.
+
+2021-06-24 liuhongt <hongtao.liu@intel.com>
+
+ PR target/98434
+ * config/i386/i386-expand.c (ix86_expand_vec_interleave):
+ Adjust comments for ix86_expand_vecop_qihi2.
+ (ix86_expand_vecmul_qihi): Renamed to ..
+ (ix86_expand_vecop_qihi2): Adjust function prototype to
+ support shift operation, add static to definition.
+ (ix86_expand_vec_shift_qihi_constant): Add static to definition.
+ (ix86_expand_vecop_qihi): Call ix86_expand_vecop_qihi2 and
+ ix86_expand_vec_shift_qihi_constant.
+ * config/i386/i386-protos.h (ix86_expand_vecmul_qihi): Deleted.
+ (ix86_expand_vec_shift_qihi_constant): Deleted.
+ * config/i386/sse.md (VI12_256_512_AVX512VL): New mode
+ iterator.
+ (mulv8qi3): Call ix86_expand_vecop_qihi directly, add
+ condition TARGET_64BIT.
+ (mul<mode>3): Ditto.
+ (<insn><mode>3): Ditto.
+ (vlshr<mode>3): Extend to support avx512 vlshr.
+ (v<insn><mode>3): New expander for
+ vashr/vlshr/vashl.
+ (v<insn>v8qi3): Ditto.
+ (vashrv8hi3<mask_name>): Renamed to ..
+ (vashr<mode>3): And extend to support V16QImode for avx512.
+ (vashrv16qi3): Deleted.
+ (vashrv2di3<mask_name>): Extend expander to support avx512
+ instruction.
+
2021-06-23 Dimitar Dimitrov <dimitar@dinux.eu>
* doc/lto.texi (Design Overview): Update that slim objects are
+2021-06-24 Andrew MacLeod <amacleod@redhat.com>
+
+ * gcc.dg/tree-ssa/evrp30.c: New.
+
+2021-06-24 Andrew MacLeod <amacleod@redhat.com>
+
+ * gcc.dg/tree-ssa/pr101189.c: New.
+
+2021-06-24 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/98832
+ * g++.dg/cpp2a/class-deduction-alias9.C: New test.
+
+2021-06-24 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/101182
+ * g++.dg/cpp2a/concepts-requires25.C: New test.
+
+2021-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/101171
+ * gcc.dg/pr101171.c: New test.
+
+2021-06-24 Uroš Bizjak <ubizjak@gmail.com>
+
+ PR target/89021
+ * gcc.dg/vect/vect-nb-iter-ub-3.c (dg-additional-options):
+ Add --param vect-epilogues-nomask=0.
+ * gcc.target/i386/pr97249-1.c (foo): Add #pragma GCC unroll
+ to avoid loop vectorization.
+ (foo1): Ditto.
+ (foo2): Ditto.
+
+2021-06-24 Richard Biener <rguenther@suse.de>
+
+ * gcc.target/i386/vect-addsubv2df.c: New testcase.
+ * gcc.target/i386/vect-addsubv4sf.c: Likewise.
+ * gcc.target/i386/vect-addsubv4df.c: Likewise.
+ * gcc.target/i386/vect-addsubv8sf.c: Likewise.
+ * gcc.target/i386/vect-addsub-2.c: Likewise.
+ * gcc.target/i386/vect-addsub-3.c: Likewise.
+
+2021-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/101170
+ * gcc.dg/pr101170.c: New test.
+
+2021-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/101172
+ * gcc.dg/pr101172.c: New test.
+
+2021-06-24 Ilya Leoshkevich <iii@linux.ibm.com>
+
+ * gcc.target/s390/mnop-mcount-m31-mzarch.c: Adapt to the new
+ prologue size.
+ * gcc.target/s390/mnop-mcount-m64.c: Likewise.
+
+2021-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ * c-c++-common/gomp/target-in-reduction-1.c: New test.
+ * c-c++-common/gomp/clauses-1.c: Add in_reduction clauses on
+ target or combined target constructs.
+
+2021-06-24 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/101105
+ * gcc.dg/torture/pr101105.c: New testcase.
+
+2021-06-24 liuhongt <hongtao.liu@intel.com>
+
+ PR target/98434
+ * gcc.target/i386/pr98434-1.c: New test.
+ * gcc.target/i386/pr98434-2.c: New test.
+ * gcc.target/i386/avx512vl-pr95488-1.c: Adjust testcase.
+
2021-06-23 Patrick Palka <ppalka@redhat.com>
PR c++/101174
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_math.h
+ (_GLIBCXX_SIMD_MATH_CALL2_): Rename arg2_ to __arg2.
+ (_GLIBCXX_SIMD_MATH_CALL3_): Rename arg2_ to __arg2 and arg3_ to
+ __arg3.
+
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd.h (__execute_on_index_sequence)
+ (__execute_on_index_sequence_with_return)
+ (__call_with_n_evaluations, __call_with_subscripts): Add flatten
+ attribute.
+
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_x86.h (_S_trunc, _S_floor)
+ (_S_ceil): Set bit 8 (_MM_FROUND_NO_EXC) on AVX and SSE4.1
+ roundp[sd] calls.
+
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_x86.h (_S_ldexp): The AVX512F
+ implementation doesn't require a _VecBltnBtmsk ABI tag, it
+ requires either a 64-Byte input (in which case AVX512F must be
+ available) or AVX512VL.
+
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_math.h: Undefine internal
+ macros after use.
+ (frexp): Move #if to a more sensible position and reformat
+ preceding code.
+ (logb): Call _SimdImpl::_S_logb for fixed_size instead of
+ duplicating the code here.
+ (modf): Simplify condition.
+
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_math.h (fabs): Remove
+ fabs(simd<integral>) overload.
+
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_converter.h
+ (_SimdConverter::operator()): Pass _SimdTuple by const-ref.
+ * include/experimental/bits/simd_fixed_size.h
+ (_GLIBCXX_SIMD_FIXED_OP): Pass binary operator _SimdTuple
+ arguments by const-ref.
+ (_S_masked_unary): Pass _SimdTuple by const-ref.
+
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd_fixed_size.h
+ (_AbisInSimdTuple): Removed.
+
+2021-06-24 Matthias Kretz <m.kretz@gsi.de>
+
+ * include/experimental/bits/simd.h: Add missing operator~
+ overload for simd<floating-point> to __float_bitwise_operators.
+ * include/experimental/bits/simd_builtin.h
+ (_SimdImplBuiltin::_S_complement): Bitcast to int (and back) to
+ implement complement for floating-point vectors.
+ * include/experimental/bits/simd_fixed_size.h
+ (_SimdImplFixedSize::_S_copysign): New function, forwarding to
+ copysign implementation of _SimdTuple members.
+ * include/experimental/bits/simd_math.h (copysign): Call
+ _SimdImpl::_S_copysign for fixed_size arguments. Simplify
+ generic copysign implementation using the new ~ operator.
+
+2021-06-24 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/experimental/simd/README.md: Fix typos.
+
+2021-06-24 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/shared_ptr_base.h (__shared_ptr_access::operator[]):
+ Add noexcept.
+ * include/bits/unique_ptr.h (unique_ptr::operator*): Add
+ conditional noexcept as per LWG 2762.
+ * testsuite/20_util/shared_ptr/observers/array.cc: Check that
+ dereferencing cannot throw.
+ * testsuite/20_util/shared_ptr/observers/get.cc: Likewise.
+ * testsuite/20_util/optional/observers/lwg2762.cc: New test.
+ * testsuite/20_util/unique_ptr/lwg2762.cc: New test.
+
2021-06-23 Patrick Palka <ppalka@redhat.com>
PR c++/101174
projects / platform / upstream / gcc.git / commitdiff