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GCC Administrator 2021-03-27 00:16:27 +00:00
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ChangeLog
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2021-03-26 Dimitar Dimitrov <dimitar@dinux.eu>
* MAINTAINERS: Add myself as pru port maintainer.
2021-03-23 David Malcolm <dmalcolm@redhat.com>
* MAINTAINERS: Add myself as static analyzer maintainer.

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2021-03-26 David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Call function.
* config/rs6000/rs6000-protos.h (rs6000_special_adjust_field_align):
Declare.
* config/rs6000/rs6000.c (rs6000_special_adjust_field_align): New.
(rs6000_special_round_type_align): Recursively check innermost first
field.
2021-03-26 Jakub Jelinek <jakub@redhat.com>
PR debug/99334
* dwarf2out.h (struct dw_fde_node): Add rule18 member.
* dwarf2cfi.c (dwarf2out_frame_debug_expr): When handling (set hfp sp)
assignment with drap_reg active, queue reg save for hfp with offset 0
and flush queued reg saves. When handling a push with rule18,
defer queueing reg save for hfp and just assert the offset is 0.
(scan_trace): Assert that fde->rule18 is false.
2021-03-26 Vladimir Makarov <vmakarov@redhat.com>
PR target/99766
* ira-costs.c (record_reg_classes): Put case with
CT_RELAXED_MEMORY adjacent to one with CT_MEMORY.
* ira.c (ira_setup_alts): Ditto.
* lra-constraints.c (process_alt_operands): Ditto.
* recog.c (asm_operand_ok): Ditto.
* reload.c (find_reloads): Ditto.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64-protos.h
(cpu_addrcost_table::post_modify_ld3_st3): New member variable.
(cpu_addrcost_table::post_modify_ld4_st4): Likewise.
* config/aarch64/aarch64.c (generic_addrcost_table): Update
accordingly, using the same costs as for post_modify.
(exynosm1_addrcost_table, xgene1_addrcost_table): Likewise.
(thunderx2t99_addrcost_table, thunderx3t110_addrcost_table):
(tsv110_addrcost_table, qdf24xx_addrcost_table): Likewise.
(a64fx_addrcost_table): Likewise.
(neoversev1_addrcost_table): New.
(neoversev1_tunings): Use neoversev1_addrcost_table.
(aarch64_address_cost): Use the new post_modify costs for CImode
and XImode.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.opt
(-param=aarch64-loop-vect-issue-rate-niters=): New parameter.
* doc/invoke.texi: Document it.
* config/aarch64/aarch64-protos.h (aarch64_base_vec_issue_info)
(aarch64_scalar_vec_issue_info, aarch64_simd_vec_issue_info)
(aarch64_advsimd_vec_issue_info, aarch64_sve_vec_issue_info)
(aarch64_vec_issue_info): New structures.
(cpu_vector_cost): Write comments above the variables rather
than to the side.
(cpu_vector_cost::issue_info): New member variable.
* config/aarch64/aarch64.c: Include gimple-pretty-print.h
and tree-ssa-loop-niter.h.
(generic_vector_cost, a64fx_vector_cost, qdf24xx_vector_cost)
(thunderx_vector_cost, tsv110_vector_cost, cortexa57_vector_cost)
(exynosm1_vector_cost, xgene1_vector_cost, thunderx2t99_vector_cost)
(thunderx3t110_vector_cost): Initialize issue_info to null.
(neoversev1_scalar_issue_info, neoversev1_advsimd_issue_info)
(neoversev1_sve_issue_info, neoversev1_vec_issue_info): New structures.
(neoversev1_vector_cost): Use them.
(aarch64_vec_op_count, aarch64_sve_op_count): New structures.
(aarch64_vector_costs::saw_sve_only_op): New member variable.
(aarch64_vector_costs::num_vector_iterations): Likewise.
(aarch64_vector_costs::scalar_ops): Likewise.
(aarch64_vector_costs::advsimd_ops): Likewise.
(aarch64_vector_costs::sve_ops): Likewise.
(aarch64_vector_costs::seen_loads): Likewise.
(aarch64_simd_vec_costs_for_flags): New function.
(aarch64_analyze_loop_vinfo): Initialize num_vector_iterations.
Count the number of predicate operations required by SVE WHILE
instructions.
(aarch64_comparison_type, aarch64_multiply_add_p): New functions.
(aarch64_sve_only_stmt_p, aarch64_in_loop_reduction_latency): Likewise.
(aarch64_count_ops): Likewise.
(aarch64_add_stmt_cost): Record whether see an SVE operation
that cannot currently be implementing using Advanced SIMD.
Record issue information about the scalar, Advanced SIMD
and (where relevant) SVE versions of a loop.
(aarch64_vec_op_count::dump): New function.
(aarch64_sve_op_count::dump): Likewise.
(aarch64_estimate_min_cycles_per_iter): Likewise.
(aarch64_adjust_body_cost): If issue information is available,
try to compare the issue rates of the various loop implementations
and increase or decrease the vector body cost accordingly.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.c (aarch64_detect_vector_stmt_subtype):
Assume a zero cost for induction phis.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.c (aarch64_embedded_comparison_type): New
function.
(aarch64_adjust_stmt_cost): Add the costs of embedded scalar and
vector comparisons.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.c (aarch64_detect_scalar_stmt_subtype):
New function.
(aarch64_add_stmt_cost): Call it.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64-tuning-flags.def (matched_vector_throughput):
New tuning parameter.
* config/aarch64/aarch64.c (neoversev1_tunings): Use it.
(aarch64_estimated_sve_vq): New function.
(aarch64_vector_costs::analyzed_vinfo): New member variable.
(aarch64_vector_costs::is_loop): Likewise.
(aarch64_vector_costs::unrolled_advsimd_niters): Likewise.
(aarch64_vector_costs::unrolled_advsimd_stmts): Likewise.
(aarch64_record_potential_advsimd_unrolling): New function.
(aarch64_analyze_loop_vinfo, aarch64_analyze_bb_vinfo): Likewise.
(aarch64_add_stmt_cost): Call aarch64_analyze_loop_vinfo or
aarch64_analyze_bb_vinfo on the first use of a costs structure.
Detect whether we're vectorizing a loop for SVE that might be
completely unrolled if it used Advanced SIMD instead.
(aarch64_adjust_body_cost_for_latency): New function.
(aarch64_finish_cost): Call it.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.c (aarch64_vector_costs): New structure.
(aarch64_init_cost): New function.
(aarch64_add_stmt_cost): Use aarch64_vector_costs instead of
the default unsigned[3].
(aarch64_finish_cost, aarch64_destroy_cost_data): New functions.
(TARGET_VECTORIZE_INIT_COST): Override.
(TARGET_VECTORIZE_FINISH_COST): Likewise.
(TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.c (neoversev1_advsimd_vector_cost)
(neoversev1_sve_vector_cost): New cost structures.
(neoversev1_vector_cost): Likewise.
(neoversev1_tunings): Use them. Enable use_new_vector_costs.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64-protos.h
(sve_vec_cost::scatter_store_elt_cost): New member variable.
* config/aarch64/aarch64.c (generic_sve_vector_cost): Update
accordingly, taking the cost from the cost of a scalar_store.
(a64fx_sve_vector_cost): Likewise.
(aarch64_detect_vector_stmt_subtype): Detect scatter stores.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64-protos.h
(simd_vec_cost::store_elt_extra_cost): New member variable.
* config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
accordingly, using the vec_to_scalar cost for the new field.
(generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
(a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
(thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
(cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
(xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
(thunderx3t110_advsimd_vector_cost): Likewise.
(aarch64_detect_vector_stmt_subtype): Detect single-element stores.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64-protos.h (simd_vec_cost::ld2_st2_permute_cost)
(simd_vec_cost::ld3_st3_permute_cost): New member variables.
(simd_vec_cost::ld4_st4_permute_cost): Likewise.
* config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
accordingly, using zero for the new costs.
(generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
(a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
(thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
(cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
(xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
(thunderx3t110_advsimd_vector_cost): Likewise.
(aarch64_ld234_st234_vectors): New function.
(aarch64_adjust_stmt_cost): Likewise.
(aarch64_add_stmt_cost): Call aarch64_adjust_stmt_cost if using
the new vector costs.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64-protos.h (sve_vec_cost): Turn into a
derived class of simd_vec_cost. Add information about CLAST[AB]
and FADDA instructions.
* config/aarch64/aarch64.c (generic_sve_vector_cost): Update
accordingly, using the vec_to_scalar costs for the new fields.
(a64fx_sve_vector_cost): Likewise.
(aarch64_reduc_type): New function.
(aarch64_sve_in_loop_reduction_latency): Likewise.
(aarch64_detect_vector_stmt_subtype): Take a vinfo parameter.
Use aarch64_sve_in_loop_reduction_latency to handle SVE reductions
that occur in the loop body.
(aarch64_add_stmt_cost): Update call accordingly.
2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64-tuning-flags.def (use_new_vector_costs):
New tuning flag.
* config/aarch64/aarch64-protos.h (simd_vec_cost): Put comments
above the fields rather than to the right.
(simd_vec_cost::reduc_i8_cost): New member variable.
(simd_vec_cost::reduc_i16_cost): Likewise.
(simd_vec_cost::reduc_i32_cost): Likewise.
(simd_vec_cost::reduc_i64_cost): Likewise.
(simd_vec_cost::reduc_f16_cost): Likewise.
(simd_vec_cost::reduc_f32_cost): Likewise.
(simd_vec_cost::reduc_f64_cost): Likewise.
* config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
accordingly, using the vec_to_scalar_cost for the new fields.
(generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
(a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
(thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
(cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
(xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
(thunderx3t110_advsimd_vector_cost): Likewise.
(aarch64_use_new_vector_costs_p): New function.
(aarch64_simd_vec_costs): New function, split out from...
(aarch64_builtin_vectorization_cost): ...here.
(aarch64_is_reduction): New function.
(aarch64_detect_vector_stmt_subtype): Likewise.
(aarch64_add_stmt_cost): Call aarch64_detect_vector_stmt_subtype if
using the new vector costs.
2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
PR ipa/99466
* tree-emutls.c (get_emutls_init_templ_addr): Mark initializer of weak
TLS declarations as public.
2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
* config/aarch64/aarch64-d.c (IN_TARGET_CODE): Define.
* config/arm/arm-d.c (IN_TARGET_CODE): Likewise.
* config/i386/i386-d.c (IN_TARGET_CODE): Likewise.
* config/mips/mips-d.c (IN_TARGET_CODE): Likewise.
* config/pa/pa-d.c (IN_TARGET_CODE): Likewise.
* config/riscv/riscv-d.c (IN_TARGET_CODE): Likewise.
* config/rs6000/rs6000-d.c (IN_TARGET_CODE): Likewise.
* config/s390/s390-d.c (IN_TARGET_CODE): Likewise.
* config/sparc/sparc-d.c (IN_TARGET_CODE): Likewise.
2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/91595
* config.gcc (*-*-cygwin*): Add winnt-d.o
(*-*-mingw*): Likewise.
* config/i386/cygwin.h (EXTRA_TARGET_D_OS_VERSIONS): New macro.
* config/i386/mingw32.h (EXTRA_TARGET_D_OS_VERSIONS): Likewise.
* config/i386/t-cygming: Add winnt-d.o.
* config/i386/winnt-d.c: New file.
2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
* config/freebsd-d.c: Include memmodel.h.
2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/99691
* config.gcc (*-*-openbsd*): Add openbsd-d.o.
* config/t-openbsd: Add openbsd-d.o.
* config/openbsd-d.c: New file.
2021-03-25 Stam Markianos-Wright <stam.markianos-wright@arm.com>
PR tree-optimization/96974

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gcc/DATESTAMP
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20210326
20210327

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gcc/cp/ChangeLog
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2021-03-26 Marek Polacek <polacek@redhat.com>
PR c++/98352
* method.c (implicitly_declare_fn): Pass &raises to
synthesized_method_walk.
2021-03-26 Nathan Sidwell <nathan@acm.org>
PR c++/99283
* cp-tree.h (DECL_MODULE_CHECK): Ban TEMPLATE_DECL.
(SET_TYPE_TEMPLATE_INFO): Restore Alias template setting.
* decl.c (duplicate_decls): Remove template_decl module flag
propagation.
* module.cc (merge_kind_name): Add alias tmpl spec as a thing.
(dumper::impl::nested_name): Adjust for template-decl module flag
change.
(trees_in::assert_definition): Likewise.
(trees_in::install_entity): Likewise.
(trees_out::decl_value): Likewise. Remove alias template
separation of template and type_decl.
(trees_in::decl_value): Likewise.
(trees_out::key_mergeable): Likewise,
(trees_in::key_mergeable): Likewise.
(trees_out::decl_node): Adjust for template-decl module flag
change.
(depset::hash::make_dependency): Likewise.
(get_originating_module, module_may_redeclare): Likewise.
(set_instantiating_module, set_defining_module): Likewise.
* name-lookup.c (name_lookup::search_adl): Likewise.
(do_pushdecl): Likewise.
* pt.c (build_template_decl): Likewise.
(lookup_template_class_1): Remove special alias_template handling
of DECL_TI_TEMPLATE.
(tsubst_template_decl): Likewise.
2021-03-26 Jakub Jelinek <jakub@redhat.com>
PR c++/99705
* tree.c (bot_manip): Remap artificial automatic temporaries mentioned
in DECL_EXPR or in BIND_EXPR_VARS.
2021-03-25 Jakub Jelinek <jakub@redhat.com>
PR c++/99672

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gcc/fortran/ChangeLog
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2021-03-26 Tobias Burnus <tobias@codesourcery.com>
PR fortran/99651
* intrinsic.c (gfc_intrinsic_func_interface): Set
attr.proc = PROC_INTRINSIC if FL_PROCEDURE.
2021-03-24 Tobias Burnus <tobias@codesourcery.com>
PR fortran/99369

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gcc/testsuite/ChangeLog
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2021-03-26 David Edelsohn <dje.gcc@gmail.com>
* gcc.target/powerpc/pr99557.c: New.
2021-03-26 Martin Sebor <msebor@redhat.com>
PR tree-optimization/59970
* gcc.dg/uninit-pr59970.c: New test.
2021-03-26 Marek Polacek <polacek@redhat.com>
PR c++/98352
* g++.dg/cpp0x/inh-ctor37.C: Remove dg-error.
* g++.dg/cpp0x/nsdmi17.C: New test.
2021-03-26 Nathan Sidwell <nathan@acm.org>
PR c++/99283
* g++.dg/modules/pr99283-2_a.H: New.
* g++.dg/modules/pr99283-2_b.H: New.
* g++.dg/modules/pr99283-2_c.H: New.
* g++.dg/modules/pr99283-3_a.H: New.
* g++.dg/modules/pr99283-3_b.H: New.
* g++.dg/modules/pr99283-4.H: New.
* g++.dg/modules/tpl-alias-1_a.H: Adjust scans.
* g++.dg/modules/tpl-alias-1_b.C: Adjust scans.
2021-03-26 Vladimir Makarov <vmakarov@redhat.com>
PR target/99766
* g++.target/aarch64/sve/pr99766.C: New.
2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
PR ipa/99466
* gcc.dg/tls/pr99466-1.c: New test.
* gcc.dg/tls/pr99466-2.c: New test.
2021-03-26 Jakub Jelinek <jakub@redhat.com>
PR c++/99705
* g++.dg/cpp0x/new5.C: New test.
2021-03-26 Tobias Burnus <tobias@codesourcery.com>
PR fortran/99651
* gfortran.dg/null_11.f90: New test.
2021-03-25 Martin Sebor <msebor@redhat.com>
PR tree-optimization/55060

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libphobos/ChangeLog
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2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
* Makefile.in: Regenerate.
* configure: Regenerate.
* configure.ac: Substitute enable_shared, enable_static, and
phobos_lt_pic_flag.
* libdruntime/Makefile.am (AM_DFLAGS): Replace
phobos_compiler_pic_flag with phobos_lt_pic_flags, and
phobos_compiler_shared_flag.
* libdruntime/Makefile.in: Regenerate.
* src/Makefile.am (AM_DFLAGS): Replace phobos_compiler_pic_flag
with phobos_lt_pic_flag, and phobos_compiler_shared_flag.
* src/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
* testsuite/libphobos.druntime_shared/druntime_shared.exp: Remove
-fversion=Shared and -fno-moduleinfo from default extra test flags.
* testsuite/libphobos.phobos_shared/phobos_shared.exp: Likewise.
* testsuite/testsuite_flags.in: Add phobos_compiler_shared_flag to
--gdcflags.
2021-02-04 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/98910

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libstdc++-v3/ChangeLog
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2021-03-26 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/random.cc (USE_LCG): Define when a pseudo-random
fallback is needed.
[USE_LCG] (bad_seed, construct_lcg_at, destroy_lcg_at, __lcg):
New helper functions and callback.
(random_device::_M_init): Add 'prng' and 'all' enumerators.
Replace switch with fallthrough with a series of 'if' statements.
[USE_LCG]: Construct an lcg_type engine and use __lcg when cpuid
checks fail.
(random_device::_M_init_pretr1) [USE_MT19937]: Accept "prng"
token.
(random_device::_M_getval): Check for callback unconditionally
and always pass _M_file pointer.
* testsuite/26_numerics/random/random_device/85494.cc: Remove
effective-target check. Use new random_device_available helper.
* testsuite/26_numerics/random/random_device/94087.cc: Likewise.
* testsuite/26_numerics/random/random_device/cons/default-cow.cc:
Remove effective-target check.
* testsuite/26_numerics/random/random_device/cons/default.cc:
Likewise.
* testsuite/26_numerics/random/random_device/cons/token.cc: Use
new random_device_available helper. Test "prng" token.
* testsuite/util/testsuite_random.h (random_device_available):
New helper function.
2021-03-25 François Dumont <fdumont@gcc.gnu.org>
* include/debug/string