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GCC Administrator 2023-03-11 00:16:36 +00:00
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4
ChangeLog
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2023-03-10 Arsen Arsenović <arsen@aarsen.me>
* MAINTAINERS (Write After Approval): Add myself.
2023-02-16 Martin Liska <mliska@suse.cz>
* MAINTAINERS: I'm stepping down from my positions.

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gcc/ChangeLog
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2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR target/107703
* optabs.cc (expand_fix): For conversions from BFmode to integral,
use shifts to convert it to SFmode first and then convert SFmode
to integral.
2023-03-10 Andrew Pinski <apinski@marvell.com>
* config/aarch64/aarch64.md: Add a new define_split
to help combine.
2023-03-10 Richard Biener <rguenther@suse.de>
* tree-ssa-structalias.cc (solve_graph): Immediately
iterate self-cycles.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/109008
* range-op-float.cc (float_widen_lhs_range): If not
-frounding-math and not IBM double double format, extend lhs
range just by 0.5ulp rather than 1ulp in each direction.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR target/107998
* config.gcc (x86_64-*-cygwin*): Don't add i386/t-cygwin-w64 into
$tmake_file.
* config/i386/t-cygwin-w64: Remove.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR plugins/108634
* tree-core.h (tree_code_type, tree_code_length): For C++11 or
C++14, don't declare as extern const arrays.
(tree_code_type_tmpl, tree_code_length_tmpl): New types with
static constexpr member arrays for C++11 or C++14.
* tree.h (TREE_CODE_CLASS): For C++11 or C++14 use
tree_code_type_tmpl <0>::tree_code_type instead of tree_code_type.
(TREE_CODE_LENGTH): For C++11 or C++14 use
tree_code_length_tmpl <0>::tree_code_length instead of
tree_code_length.
* tree.cc (tree_code_type, tree_code_length): Remove.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR other/108464
* common.opt (fcanon-prefix-map): New option.
* opts.cc: Include file-prefix-map.h.
(flag_canon_prefix_map): New variable.
(common_handle_option): Handle OPT_fcanon_prefix_map.
(gen_command_line_string): Ignore OPT_fcanon_prefix_map.
* file-prefix-map.h (flag_canon_prefix_map): Declare.
* file-prefix-map.cc (struct file_prefix_map): Add canonicalize
member.
(add_prefix_map): Initialize canonicalize member from
flag_canon_prefix_map, and if true canonicalize it using lrealpath.
(remap_filename): Revert 2022-11-01 and 2022-11-07 changes,
use lrealpath result only for map->canonicalize map entries.
* lto-opts.cc (lto_write_options): Ignore OPT_fcanon_prefix_map.
* opts-global.cc (handle_common_deferred_options): Clear
flag_canon_prefix_map at the start and handle OPT_fcanon_prefix_map.
* doc/invoke.texi (-fcanon-prefix-map): Document.
(-ffile-prefix-map, -fdebug-prefix-map, -fprofile-prefix-map): Add
see also for -fcanon-prefix-map.
* doc/cppopts.texi (-fmacro-prefix-map): Likewise.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR c/108079
* cgraphunit.cc (check_global_declaration): Don't warn for unused
variables which have OPT_Wunused_variable warning suppressed.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/109008
* range-op-float.cc (float_widen_lhs_range): If lb is
minimum representable finite number or ub is maximum
representable finite number, instead of widening it to
-inf or inf widen it to negative or positive 0x0.8p+(EMAX+1).
Temporarily clear flag_finite_math_only when canonicalizing
the widened range.
2023-03-10 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-builtins.cc (riscv_gimple_fold_builtin): New function.
* config/riscv/riscv-protos.h (riscv_gimple_fold_builtin): Ditto.
(gimple_fold_builtin): Ditto.
* config/riscv/riscv-vector-builtins-bases.cc (class read_vl): New class.
(class vleff): Ditto.
(BASE): Ditto.
* config/riscv/riscv-vector-builtins-bases.h: Ditto.
* config/riscv/riscv-vector-builtins-functions.def (read_vl): Ditto.
(vleff): Ditto.
* config/riscv/riscv-vector-builtins-shapes.cc (struct read_vl_def): Ditto.
(struct fault_load_def): Ditto.
(SHAPE): Ditto.
* config/riscv/riscv-vector-builtins-shapes.h: Ditto.
* config/riscv/riscv-vector-builtins.cc
(rvv_arg_type_info::get_tree_type): Add size_ptr.
(gimple_folder::gimple_folder): New class.
(gimple_folder::fold): Ditto.
(gimple_fold_builtin): New function.
(get_read_vl_instance): Ditto.
(get_read_vl_decl): Ditto.
* config/riscv/riscv-vector-builtins.def (size_ptr): Add size_ptr.
* config/riscv/riscv-vector-builtins.h (class gimple_folder): New class.
(get_read_vl_instance): New function.
(get_read_vl_decl): Ditto.
* config/riscv/riscv-vsetvl.cc (fault_first_load_p): Ditto.
(read_vl_insn_p): Ditto.
(available_occurrence_p): Ditto.
(backward_propagate_worthwhile_p): Ditto.
(gen_vsetvl_pat): Adapt for vleff support.
(get_forward_read_vl_insn): New function.
(get_backward_fault_first_load_insn): Ditto.
(source_equal_p): Adapt for vleff support.
(first_ratio_invalid_for_second_sew_p): Remove.
(first_ratio_invalid_for_second_lmul_p): Ditto.
(first_lmul_less_than_second_lmul_p): Ditto.
(first_ratio_less_than_second_ratio_p): Ditto.
(support_relaxed_compatible_p): New function.
(vector_insn_info::operator>): Remove.
(vector_insn_info::operator>=): Refine.
(vector_insn_info::parse_insn): Adapt for vleff support.
(vector_insn_info::compatible_p): Ditto.
(vector_insn_info::update_fault_first_load_avl): New function.
(pass_vsetvl::transfer_after): Adapt for vleff support.
(pass_vsetvl::demand_fusion): Ditto.
(pass_vsetvl::cleanup_insns): Ditto.
* config/riscv/riscv-vsetvl.def (DEF_INCOMPATIBLE_COND): Remove
redundant condtions.
* config/riscv/riscv-vsetvl.h (struct demands_cond): New function.
* config/riscv/riscv.cc (TARGET_GIMPLE_FOLD_BUILTIN): New target hook.
* config/riscv/riscv.md: Adapt for vleff support.
* config/riscv/t-riscv: Ditto.
* config/riscv/vector-iterators.md: New iterator.
* config/riscv/vector.md (read_vlsi): New pattern.
(read_vldi_zero_extend): Ditto.
(@pred_fault_load<mode>): Ditto.
2023-03-10 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vector-builtins.cc
(function_expander::use_ternop_insn): Use maybe_gen_insn instead.
(function_expander::use_widen_ternop_insn): Ditto.
* optabs.cc (maybe_gen_insn): Extend nops handling.
2023-03-10 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vector-builtins-bases.cc: Split indexed load
patterns according to RVV ISA.
* config/riscv/vector-iterators.md: New iterators.
* config/riscv/vector.md
(@pred_indexed_<order>load<VNX1_QHSD:mode><VNX1_QHSDI:mode>): Remove.
(@pred_indexed_<order>load<mode>_same_eew): New pattern.
(@pred_indexed_<order>load<mode>_x2_greater_eew): Ditto.
(@pred_indexed_<order>load<mode>_x4_greater_eew): Ditto.
(@pred_indexed_<order>load<mode>_x8_greater_eew): Ditto.
(@pred_indexed_<order>load<mode>_x2_smaller_eew): Ditto.
(@pred_indexed_<order>load<mode>_x4_smaller_eew): Ditto.
(@pred_indexed_<order>load<mode>_x8_smaller_eew): Ditto.
(@pred_indexed_<order>load<VNX2_QHSD:mode><VNX2_QHSDI:mode>): Remove.
(@pred_indexed_<order>load<VNX4_QHSD:mode><VNX4_QHSDI:mode>): Ditto.
(@pred_indexed_<order>load<VNX8_QHSD:mode><VNX8_QHSDI:mode>): Ditto.
(@pred_indexed_<order>load<VNX16_QHS:mode><VNX16_QHSI:mode>): Ditto.
(@pred_indexed_<order>load<VNX32_QH:mode><VNX32_QHI:mode>): Ditto.
(@pred_indexed_<order>load<VNX64_Q:mode><VNX64_Q:mode>): Ditto.
2023-03-10 Michael Collison <collison@rivosinc.com>
* tree-vect-loop-manip.cc (vect_do_peeling): Use
result of constant_lower_bound instead of vf for the lower
bound of the epilog loop trip count.
2023-03-09 Tamar Christina <tamar.christina@arm.com>
* passes.cc (emergency_dump_function): Finish graph generation.

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20230310
20230311

48
gcc/analyzer/ChangeLog
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2023-03-10 David Malcolm <dmalcolm@redhat.com>
PR analyzer/109059
* region-model.cc (region_model::mark_region_as_unknown): Gather a
set of maybe-live svalues and call on_maybe_live_values with it.
* store.cc (binding_map::remove_overlapping_bindings): Add new
"maybe_live_values" param; add any removed svalues to it.
(binding_cluster::clobber_region): Add NULL as new param of
remove_overlapping_bindings.
(binding_cluster::mark_region_as_unknown): Add "maybe_live_values"
param and pass it to remove_overlapping_bindings.
(binding_cluster::maybe_get_compound_binding): Add NULL for new
param of binding_map::remove_overlapping_bindings.
(binding_cluster::remove_overlapping_bindings): Add
"maybe_live_values" param and pass to
binding_map::remove_overlapping_bindings.
(store::set_value): Capture a set of maybe-live svalues, and call
on_maybe_live_values with it.
(store::on_maybe_live_values): New.
(store::mark_region_as_unknown): Add "maybe_live_values" param
and pass it to binding_cluster::mark_region_as_unknown.
(store::remove_overlapping_bindings): Pass NULL for new param of
binding_cluster::remove_overlapping_bindings.
* store.h (binding_map::remove_overlapping_bindings): Add
"maybe_live_values" param.
(binding_cluster::mark_region_as_unknown): Likewise.
(binding_cluster::remove_overlapping_bindings): Likewise.
(store::mark_region_as_unknown): Likewise.
(store::on_maybe_live_values): New decl.
2023-03-10 David Malcolm <dmalcolm@redhat.com>
PR analyzer/108475
PR analyzer/109060
* sm-malloc.cc (deref_before_check::deref_before_check):
Initialize new field m_deref_expr. Assert that arg is non-NULL.
(deref_before_check::emit): Reject cases where the spelling of the
thing that was dereferenced differs from that of what is checked,
or if the dereference expression was not found. Remove code to
handle NULL m_arg.
(deref_before_check::describe_state_change): Remove code to handle
NULL m_arg.
(deref_before_check::describe_final_event): Likewise.
(deref_before_check::sufficiently_similar_p): New.
(deref_before_check::m_deref_expr): New field.
(malloc_state_machine::maybe_complain_about_deref_before_check):
Don't warn if the diag_ptr is NULL.
2023-03-03 David Malcolm <dmalcolm@redhat.com>
* kf.cc (class kf_sprintf): New.

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gcc/c-family/ChangeLog
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2023-03-10 Marek Polacek <polacek@redhat.com>
PR sanitizer/108060
PR sanitizer/109050
* c-gimplify.cc (ubsan_walk_array_refs_r): For a MODIFY_EXPR, instrument
the RHS before the LHS.
2023-03-04 Jakub Jelinek <jakub@redhat.com>
PR c/107465

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gcc/c/ChangeLog
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2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR c/108079
* c-decl.cc (pop_scope): Suppress OPT_Wunused_variable warning
after diagnosing it.
2023-02-28 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/108894

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gcc/cp/ChangeLog
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2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR c++/107558
* decl.cc (cp_finish_decl): Don't clear TREE_READONLY on
automatic non-aggregate variables just because of
-fmerge-all-constants.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR c++/109039
* class.cc (end_of_class): For bit-fields, instead of computing
offset as sum of byte_position (field) and DECL_SIZE_UNIT (field),
compute it as sum of bit_position (field) and DECL_SIZE (field)
divided by BITS_PER_UNIT rounded up.
2023-03-10 Jason Merrill <jason@redhat.com>
PR c++/108972
* lambda.cc (compare_lambda_template_head): Check more
for error_mark_node.
2023-03-10 Jason Merrill <jason@redhat.com>
PR c++/108566
* mangle.cc (anon_aggr_naming_decl): New.
(write_unqualified_name): Use it.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR c/108079
* decl.cc (poplevel): Suppress OPT_Wunused_variable warning
after diagnosing it.
2023-03-10 Jason Merrill <jason@redhat.com>
PR c++/108099
* decl.cc (grokdeclarator): Handle non-typedef typedef_decl.
2023-03-10 Jason Merrill <jason@redhat.com>
PR c++/108542
* class.cc (instantiate_type): Strip location wrapper.
2023-03-09 Jason Merrill <jason@redhat.com>
PR c++/108773

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gcc/fortran/ChangeLog
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2023-03-10 Harald Anlauf <anlauf@gmx.de>
PR fortran/104332
* resolve.cc (resolve_symbol): Avoid NULL pointer dereference while
checking a symbol with the BIND(C) attribute.
2023-03-05 Harald Anlauf <anlauf@gmx.de>
Tobias Burnus <tobias@codesourcery.com>

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gcc/testsuite/ChangeLog
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2023-03-10 Hans-Peter Nilsson <hp@axis.com>
* lib/target-supports.exp (check_fork_available): Don't signal
true for CRIS running on a simulator.
2023-03-10 Hans-Peter Nilsson <hp@axis.com>
* gcc.dg/pr108117.c: Require effective-target scheduling.
2023-03-10 Hans-Peter Nilsson <hp@axis.com>
* gcc.dg/pr106397.c: Add -w to options.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR target/107703
* g++.dg/cpp23/ext-floating.h (__STDCPP_BFLOAT16_T__): Don't undefine
it.
(std::bfloat16_t): Use decltype (0.0bf16) like libstdc++, rather than
__bf16.
* g++.dg/cpp23/ext-floating14.C: New test.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR c++/107558
* g++.dg/gomp/pr107558.C: New test.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR c++/109039
* g++.dg/abi/no_unique_address7.C: New test.
2023-03-10 Jason Merrill <jason@redhat.com>
PR c++/108972
* g++.dg/cpp2a/concepts-lambda3.C: Run at lower std levels,
but expect errors.
2023-03-10 Marek Polacek <polacek@redhat.com>
PR sanitizer/108060
PR sanitizer/109050
* c-c++-common/ubsan/bounds-17.c: New test.
* c-c++-common/ubsan/bounds-18.c: New test.
* c-c++-common/ubsan/bounds-19.c: New test.
* c-c++-common/ubsan/bounds-20.c: New test.
* c-c++-common/ubsan/bounds-21.c: New test.
2023-03-10 Harald Anlauf <anlauf@gmx.de>
PR fortran/104332
* gfortran.dg/bind_c_usage_34.f90: New test.
2023-03-10 Andrew Pinski <apinski@marvell.com>
* gcc.target/aarch64/rev16_2.c: New test.
* gcc.target/aarch64/shift_and_operator-1.c: New test.
2023-03-10 David Malcolm <dmalcolm@redhat.com>
PR analyzer/109059
* gcc.dg/analyzer/flex-with-call-summaries.c: Remove xfail.
* gcc.dg/analyzer/leak-pr109059-1.c: New test.
* gcc.dg/analyzer/leak-pr109059-2.c: New test.
2023-03-10 Jason Merrill <jason@redhat.com>
PR c++/108566
* g++.dg/abi/anon6.C: New test.
2023-03-10 David Malcolm <dmalcolm@redhat.com>
PR analyzer/108475
PR analyzer/109060
* gcc.dg/analyzer/deref-before-check-pr108475-1.c: New test.
* gcc.dg/analyzer/deref-before-check-pr108475-haproxy-tcpcheck.c:
New test.
* gcc.dg/analyzer/deref-before-check-pr109060-haproxy-cfgparse.c:
New test.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR c/108079
* c-c++-common/Wunused-var-18.c: New test.
2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/109008
* gcc.dg/pr109008.c: New test.
2023-03-10 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* gcc.target/riscv/rvv/base/merge_constraint-1.c: New test.
2023-03-10 Jason Merrill <jason@redhat.com>
PR c++/108099
* g++.dg/ext/int128-7.C: New test.
2023-03-10 Jason Merrill <jason@redhat.com>
PR c++/108542
* g++.dg/contracts/contracts-err1.C: New test.
2023-03-09 Jason Merrill <jason@redhat.com>
PR c++/108773

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libgcc/ChangeLog
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2023-03-10 Jakub Jelinek <jakub@redhat.com>
PR target/107703
* soft-fp/floattibf.c: New file.
* soft-fp/floatuntibf.c: New file.
* config/i386/libgcc-glibc.ver: Export __float{,un}tibf @ GCC_13.0.0.
* config/i386/64/t-softfp (softfp_extras): Add floattibf and
floatuntibf.
(CFLAGS-floattibf.c, CFLAGS-floatunstibf.c): Add -msse2.
2023-03-08 Kewen Lin <linkw@linux.ibm.com>
PR libgcc/108727

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libgomp/ChangeLog
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2023-03-10 Thomas Schwinge <thomas@codesourcery.com>
PR libgomp/90596
* target.c (gomp_map_vars_internal): Allow for
'param_kind == GOMP_MAP_VARS_OPENACC | GOMP_MAP_VARS_TARGET'.
* oacc-parallel.c (GOACC_parallel_keyed): Pass
'GOMP_MAP_VARS_TARGET' to 'goacc_map_vars'.
* plugin/plugin-gcn.c (alloc_by_agent, gcn_exec)
(GOMP_OFFLOAD_openacc_exec, GOMP_OFFLOAD_openacc_async_exec):
Adjust, simplify.
(gomp_offload_free): Remove.
* plugin/plugin-nvptx.c (nvptx_exec, GOMP_OFFLOAD_openacc_exec)
(GOMP_OFFLOAD_openacc_async_exec): Adjust, simplify.
(cuda_free_argmem): Remove.
* testsuite/libgomp.oacc-c-c++-common/acc_prof-parallel-1.c:
Adjust.
2023-03-10 Thomas Schwinge <thomas@codesourcery.com>
* target.c (gomp_copy_host2dev, gomp_map_vars_internal): Allow
libgomp 'cbuf' buffering with OpenACC 'async' for 'ephemeral'
data.
2023-03-10 Thomas Schwinge <thomas@codesourcery.com>
* target.c (gomp_map_vars_internal): Use 'OFFSET_INLINED' for
'GOMP_MAP_IF_PRESENT'.
* plugin/plugin-gcn.c (gcn_exec, GOMP_OFFLOAD_openacc_exec)
(GOMP_OFFLOAD_openacc_async_exec): Adjust.
* plugin/plugin-nvptx.c (nvptx_exec, GOMP_OFFLOAD_openacc_exec)
(GOMP_OFFLOAD_openacc_async_exec): Likewise.
* testsuite/libgomp.oacc-c-c++-common/no_create-1.c: Add 'async'
testing.
* testsuite/libgomp.oacc-c-c++-common/no_create-2.c: Likewise.
2023-03-10 Thomas Schwinge <thomas@codesourcery.com>
* oacc-async.c (goacc_wait): Remove 'acc_async_test' -> skip
shortcut.
2023-03-10 Thomas Schwinge <thomas@codesourcery.com>
* testsuite/libgomp.oacc-c-c++-common/data-3.c: Document/verify
another aspect of OpenACC 'async' semantics.
2023-03-10 Thomas Schwinge <thomas@codesourcery.com>
* plugin/plugin-gcn.c (gcn_exec): Fix 'acc_ev_enqueue_launch_end'
position.
* testsuite/libgomp.oacc-c-c++-common/acc_prof-parallel-1.c:
Verify 'acc_ev_alloc', 'acc_ev_free'.
2023-03-09 Hongyu Wang <hongyu.wang@intel.com>
PR libgomp/109062

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libstdc++-v3/ChangeLog
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2023-03-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109064
* python/libstdcxx/v6/xmethods.py (SharedPtrUseCountWorker):
Remove self-recursion in __init__. Add missing _supports.
* testsuite/libstdc++-xmethods/shared_ptr.cc: Check use_count()
and unique().
2023-03-09 Patrick Palka <ppalka@redhat.com>
* include/std/ranges