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GCC Administrator 2022-10-15 00:17:38 +00:00
parent 36d20fa4a8
commit baeec7cc83
11 changed files with 402 additions and 1 deletions
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92
gcc/ChangeLog
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@ -1,3 +1,95 @@
2022-10-14 Aldy Hernandez <aldyh@redhat.com>
* value-range.cc (frange::set): Implement distinction between
HONOR_SIGNED_ZEROS and MODE_HAS_SIGNED_ZEROS.
2022-10-14 Aldy Hernandez <aldyh@redhat.com>
* gimple-range-op.cc (class cfn_copysign): New.
(gimple_range_op_handler::maybe_builtin_call): Add
CFN_BUILT_IN_COPYSIGN*.
2022-10-14 Aldy Hernandez <aldyh@redhat.com>
* real.h (real_isdenormal): Check rvc_normal.
* value-range.cc (range_tests_floats): New test.
2022-10-14 Aldy Hernandez <aldyh@redhat.com>
* gimple-range-op.cc
(gimple_range_op_handler::maybe_builtin_call): Replace
CFN_BUILTIN_SIGNBIT* cases with CASE_FLT_FN.
2022-10-14 Aldy Hernandez <aldyh@redhat.com>
* value-range.cc (frange::set): Normalize ranges for both bounds.
2022-10-14 Aldy Hernandez <aldyh@redhat.com>
* value-range.cc (frange::set): Drop -0.0 for !HONOR_SIGNED_ZEROS.
2022-10-14 Aldy Hernandez <aldyh@redhat.com>
* gimple-range-op.cc
(gimple_range_op_handler::maybe_builtin_call): Add
CFN_BUILT_IN_SIGNBIT[FL]* entries.
2022-10-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/107254
* tree-vect-slp.cc (vect_slp_analyze_node_operations_1):
For permutes also analyze live lanes.
(vect_schedule_slp_node): For permutes also code generate
live lane extracts.
2022-10-14 Eric Botcazou <ebotcazou@adacore.com>
PR target/107248
* config/sparc/sparc.cc (sparc_expand_prologue): Emit a frame
blockage for leaf functions.
(sparc_flat_expand_prologue): Emit frame instead of full blockage.
(sparc_expand_epilogue): Emit a frame blockage for leaf functions.
(sparc_flat_expand_epilogue): Emit frame instead of full blockage.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
* tree-core.h (enum tree_index): Add TI_BFLOAT16_TYPE.
* tree.h (bfloat16_type_node): Define.
* tree.cc (excess_precision_type): Promote bfloat16_type_mode
like float16_type_mode.
(build_common_tree_nodes): Initialize bfloat16_type_node if
BFmode is supported.
* expmed.h (maybe_expand_shift): Declare.
* expmed.cc (maybe_expand_shift): No longer static.
* expr.cc (convert_mode_scalar): Don't ICE on BF -> HF or HF -> BF
conversions. If there is no optab, handle BF -> {DF,XF,TF,HF}
conversions as separate BF -> SF -> {DF,XF,TF,HF} conversions, add
-ffast-math generic implementation for BF -> SF and SF -> BF
conversions.
* builtin-types.def (BT_BFLOAT16, BT_FN_BFLOAT16_CONST_STRING): New.
* builtins.def (BUILT_IN_NANSF16B): New builtin.
* fold-const-call.cc (fold_const_call): Handle CFN_BUILT_IN_NANSF16B.
* config/i386/i386.cc (classify_argument): Handle E_BCmode.
(ix86_libgcc_floating_mode_supported_p): Also return true for BFmode
for -msse2.
(ix86_mangle_type): Mangle BFmode as DF16b.
(ix86_invalid_conversion, ix86_invalid_unary_op,
ix86_invalid_binary_op): Remove.
(TARGET_INVALID_CONVERSION, TARGET_INVALID_UNARY_OP,
TARGET_INVALID_BINARY_OP): Don't redefine.
* config/i386/i386-builtins.cc (ix86_bf16_type_node): Remove.
(ix86_register_bf16_builtin_type): Use bfloat16_type_node rather than
ix86_bf16_type_node, only create it if still NULL.
* config/i386/i386-builtin-types.def (BFLOAT16): Likewise.
* config/i386/i386.md (cbranchbf4, cstorebf4): New expanders.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/323
PR c++/107097
* doc/invoke.texi (-fexcess-precision=standard): Mention that the
option now also works in C++.
2022-10-13 Eric Botcazou <ebotcazou@adacore.com>
* gimple-ssa-warn-access.cc (pass_waccess::check_call): Return

2
gcc/DATESTAMP
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@ -1 +1 @@
20221014
20221015

19
gcc/c-family/ChangeLog
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@ -1,3 +1,22 @@
2022-10-14 Jakub Jelinek <jakub@redhat.com>
* c-cppbuiltin.cc (c_cpp_builtins): If bfloat16_type_node,
predefine __BFLT16_*__ macros and for C++23 also
__STDCPP_BFLOAT16_T__. Predefine bfloat16_type_node related
macros for -fbuilding-libgcc.
* c-lex.cc (interpret_float): Handle CPP_N_BFLOAT16.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/323
PR c++/107097
* c-common.def (EXCESS_PRECISION_EXPR): Remove comment part about
the tree being specific to C/ObjC.
* c-opts.cc (c_common_post_options): Handle flag_excess_precision
in C++ the same as in C.
* c-lex.cc (interpret_float): Set const_type to excess_precision ()
even for C++.
2022-10-13 Joseph Myers <joseph@codesourcery.com>
* c-cppbuiltin.cc (builtin_define_float_constants): Do not use

23
gcc/c/ChangeLog
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@ -1,3 +1,26 @@
2022-10-14 Jakub Jelinek <jakub@redhat.com>
* c-typeck.cc (convert_arguments): Don't promote __bf16 to
double.
2022-10-14 Joseph Myers <joseph@codesourcery.com>
* c-decl.cc (build_compound_literal): Add parameter scspecs.
Handle storage class specifiers.
* c-parser.cc (c_token_starts_compound_literal)
(c_parser_compound_literal_scspecs): New.
(c_parser_postfix_expression_after_paren_type): Add parameter
scspecs. Call pedwarn_c11 for use of storage class specifiers.
Update call to build_compound_literal.
(c_parser_cast_expression, c_parser_sizeof_expression)
(c_parser_alignof_expression): Handle storage class specifiers for
compound literals. Update calls to
c_parser_postfix_expression_after_paren_type.
(c_parser_postfix_expression): Update syntax comment.
* c-tree.h (build_compound_literal): Update prototype.
* c-typeck.cc (c_mark_addressable): Diagnose taking address of
register compound literal.
2022-10-07 Qing Zhao <qing.zhao@oracle.com>
* c-decl.cc (flexible_array_member_type_p): New function.

76
gcc/cp/ChangeLog
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@ -1,3 +1,79 @@
2022-10-14 Patrick Palka <ppalka@redhat.com>
PR c++/106304
* constexpr.cc (cxx_dynamic_cast_fn_p): Check for abi_node
instead of global_namespace.
* rtti.cc (build_dynamic_cast_1): Set DECL_CONTEXT and
DECL_SOURCE_LOCATION when building dynamic_cast_node. Push
it into the namespace.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
* cp-tree.h (extended_float_type_p): Return true for
bfloat16_type_node.
* typeck.cc (cp_compare_floating_point_conversion_ranks): Set
extended{1,2} if mv{1,2} is bfloat16_type_node. Adjust comment.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
PR c/82071
PR c/87390
PR c++/107097
* cp-tree.h (cp_ep_convert_and_check): Remove.
* cvt.cc (cp_ep_convert_and_check): Remove.
* call.cc (build_conditional_expr): Use excess precision for ?: with
one arm floating and another integral. Don't convert first to
semantic result type from integral types.
(convert_like_internal): Don't call cp_ep_convert_and_check, instead
just strip EXCESS_PRECISION_EXPR before calling cp_convert_and_check
or cp_convert.
* typeck.cc (cp_build_binary_op): Set may_need_excess_precision
for comparisons or SPACESHIP_EXPR with at least one operand integral.
Don't compute semantic_result_type if build_type is non-NULL. Call
cp_convert_and_check instead of cp_ep_convert_and_check.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/323
PR c++/107097
* parser.cc (cp_parser_primary_expression): Handle
EXCESS_PRECISION_EXPR with REAL_CST operand the same as REAL_CST.
* cvt.cc (cp_ep_convert_and_check): New function.
* call.cc (build_conditional_expr): Add excess precision support.
When type_after_usual_arithmetic_conversions returns error_mark_node,
use gcc_checking_assert that it is because of uncomparable floating
point ranks instead of checking all those conditions and make it
work also with complex types.
(convert_like_internal): Likewise. Add NESTED_P argument, pass true
to recursive calls to convert_like.
(convert_like): Add NESTED_P argument, pass it through to
convert_like_internal. For other overload pass false to it.
(convert_like_with_context): Pass false to NESTED_P.
(convert_arg_to_ellipsis): Add excess precision support.
(magic_varargs_p): For __builtin_is{finite,inf,inf_sign,nan,normal}
and __builtin_fpclassify return 2 instead of 1, document what it
means.
(build_over_call): Don't handle former magic 2 which is no longer
used, instead for magic 1 remove EXCESS_PRECISION_EXPR.
(perform_direct_initialization_if_possible): Pass false to NESTED_P
convert_like argument.
* constexpr.cc (cxx_eval_constant_expression): Handle
EXCESS_PRECISION_EXPR.
(potential_constant_expression_1): Likewise.
* pt.cc (tsubst_copy, tsubst_copy_and_build): Likewise.
* cp-tree.h (cp_ep_convert_and_check): Declare.
* cp-gimplify.cc (cp_fold): Handle EXCESS_PRECISION_EXPR.
* typeck.cc (cp_common_type): For COMPLEX_TYPEs, return error_mark_node
if recursive call returned it.
(convert_arguments): For magic 1 remove EXCESS_PRECISION_EXPR.
(cp_build_binary_op): Add excess precision support. When
cp_common_type returns error_mark_node, use gcc_checking_assert that
it is because of uncomparable floating point ranks instead of checking
all those conditions and make it work also with complex types.
(cp_build_unary_op): Likewise.
(cp_build_compound_expr): Likewise.
(build_static_cast_1): Remove EXCESS_PRECISION_EXPR.
2022-10-13 Jason Merrill <jason@redhat.com>
* cp-tree.h: Fix whitespace.

6
gcc/fortran/ChangeLog
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@ -1,3 +1,9 @@
2022-10-14 Harald Anlauf <anlauf@gmx.de>
PR fortran/100971
* resolve.cc (resolve_transfer): Extend check for permissibility
of polymorphic elements in a data transfer to arrays.
2022-10-12 Harald Anlauf <anlauf@gmx.de>
PR fortran/107217

115
gcc/testsuite/ChangeLog
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@ -1,3 +1,118 @@
2022-10-14 Joseph Myers <joseph@codesourcery.com>
* gcc.dg/cpp/c2x-ucnid-1-utf8.c, gcc.dg/cpp/c2x-ucnid-1.c: New
tests.
2022-10-14 Harald Anlauf <anlauf@gmx.de>
PR fortran/100971
* gfortran.dg/der_io_5.f90: New test.
2022-10-14 Tobias Burnus <tobias@codesourcery.com>
* gfortran.dg/c-interop/deferred-character-2.f90: Use 'dg-do run'.
2022-10-14 Patrick Palka <ppalka@redhat.com>
PR c++/106304
* g++.dg/modules/pr106304_a.C: New test.
* g++.dg/modules/pr106304_b.C: New test.
2022-10-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/107254
* gfortran.dg/vect/pr107254.f90: New testcase.
2022-10-14 Jørgen Kvalsvik <jorgen.kvalsvik@woven-planet.global>
* gcc.misc-tests/gcov-4.c: New testcase.
2022-10-14 Jørgen Kvalsvik <jorgen.kvalsvik@woven-planet.global>
* g++.dg/gcov/gcov-1.C: Add line count check.
* gcc.misc-tests/gcov-4.c: Likewise.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
* lib/target-supports.exp (check_effective_target_bfloat16,
check_effective_target_bfloat16_runtime, add_options_for_bfloat16):
New.
* gcc.dg/torture/bfloat16-basic.c: New test.
* gcc.dg/torture/bfloat16-builtin.c: New test.
* gcc.dg/torture/bfloat16-builtin-issignaling-1.c: New test.
* gcc.dg/torture/bfloat16-complex.c: New test.
* gcc.dg/torture/builtin-issignaling-1.c: Allow to be includable
from bfloat16-builtin-issignaling-1.c.
* gcc.dg/torture/floatn-basic.h: Allow to be includable from
bfloat16-basic.c.
* gcc.target/i386/vect-bfloat16-typecheck_2.c: Adjust expected
diagnostics.
* gcc.target/i386/sse2-bfloat16-scalar-typecheck.c: Likewise.
* gcc.target/i386/vect-bfloat16-typecheck_1.c: Likewise.
* g++.target/i386/bfloat_cpp_typecheck.C: Likewise.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
PR c/82071
PR c/87390
PR c++/107097
* gcc.target/i386/excess-precision-8.c: For C++ wrap abort and
exit declarations into extern "C" block.
* gcc.target/i386/excess-precision-10.c: Likewise.
* g++.target/i386/excess-precision-7.C: Remove.
* g++.target/i386/excess-precision-8.C: New test.
* g++.target/i386/excess-precision-9.C: Remove.
* g++.target/i386/excess-precision-10.C: New test.
* g++.target/i386/excess-precision-12.C: New test.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/323
PR c++/107097
* gcc.target/i386/excess-precision-1.c: For C++ wrap abort and
exit declarations into extern "C" block.
* gcc.target/i386/excess-precision-2.c: Likewise.
* gcc.target/i386/excess-precision-3.c: Likewise. Remove
check_float_nonproto and check_double_nonproto tests for C++.
* gcc.target/i386/excess-precision-7.c: For C++ wrap abort and
exit declarations into extern "C" block.
* gcc.target/i386/excess-precision-9.c: Likewise.
* g++.target/i386/excess-precision-1.C: New test.
* g++.target/i386/excess-precision-2.C: New test.
* g++.target/i386/excess-precision-3.C: New test.
* g++.target/i386/excess-precision-4.C: New test.
* g++.target/i386/excess-precision-5.C: New test.
* g++.target/i386/excess-precision-6.C: New test.
* g++.target/i386/excess-precision-7.C: New test.
* g++.target/i386/excess-precision-9.C: New test.
* g++.target/i386/excess-precision-11.C: New test.
* c-c++-common/dfp/convert-bfp-10.c: Add -fexcess-precision=fast
as dg-additional-options.
* c-c++-common/dfp/compare-eq-const.c: Likewise.
* g++.dg/cpp1z/constexpr-96862.C: Likewise.
* g++.dg/cpp1z/decomp12.C (main): Use 2.25 instead of 2.3 to
avoid excess precision differences.
* g++.dg/other/thunk1.C: Add -fexcess-precision=fast
as dg-additional-options.
* g++.dg/vect/pr64410.cc: Likewise.
* g++.dg/cpp1y/pr68180.C: Likewise.
* g++.dg/vect/pr89653.cc: Likewise.
* g++.dg/cpp0x/variadic-tuple.C: Likewise.
* g++.dg/cpp0x/nsdmi-union1.C: Use 4.25 instead of 4.2 to
avoid excess precision differences.
* g++.old-deja/g++.brendan/copy9.C: Add -fexcess-precision=fast
as dg-additional-options.
* g++.old-deja/g++.brendan/overload7.C: Likewise.
2022-10-14 Joseph Myers <joseph@codesourcery.com>
* gcc.dg/c11-complit-1.c, gcc.dg/c11-complit-2.c,
gcc.dg/c11-complit-3.c, gcc.dg/c2x-complit-2.c,
gcc.dg/c2x-complit-3.c, gcc.dg/c2x-complit-4.c,
gcc.dg/c2x-complit-5.c, gcc.dg/c2x-complit-6.c,
gcc.dg/c2x-complit-7.c, gcc.dg/c90-complit-2.c,
gcc.dg/gnu2x-complit-1.c, gcc.dg/gnu2x-complit-2.c: New tests.
2022-10-13 Eric Botcazou <ebotcazou@adacore.com>
* gcc.dg/Wstringop-overflow-89.c: New test.

17
libcpp/ChangeLog
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@ -1,3 +1,20 @@
2022-10-14 Joseph Myers <joseph@codesourcery.com>
* charset.cc (ucn_valid_in_identifier): Check xid_identifiers not
cplusplus to determine whether to use CXX23 and NXX23 flags.
* include/cpplib.h (struct cpp_options): Add xid_identifiers.
* init.cc (struct lang_flags, lang_defaults): Add xid_identifiers.
(cpp_set_lang): Set xid_identifiers.
* lex.cc (warn_about_normalization): Add parameter identifier.
Only pedwarn about non-NFC for identifiers, not pp-numbers.
(_cpp_lex_direct): Update calls to warn_about_normalization.
2022-10-14 Jakub Jelinek <jakub@redhat.com>
* include/cpplib.h (CPP_N_BFLOAT16): Define.
* expr.cc (interpret_float_suffix): Handle bf16 and BF16 suffixes for
C++.
2022-09-28 Eugene Rozenfeld <erozen@microsoft.com>
* include/line-map.h: Add discriminator to location_adhoc_data.

21
libgcc/ChangeLog
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@ -1,3 +1,24 @@
2022-10-14 Jakub Jelinek <jakub@redhat.com>
* config/i386/t-softfp (softfp_extensions): Add bfsf.
(softfp_truncations): Add tfbf xfbf dfbf sfbf hfbf.
(CFLAGS-extendbfsf2.c, CFLAGS-truncsfbf2.c, CFLAGS-truncdfbf2.c,
CFLAGS-truncxfbf2.c, CFLAGS-trunctfbf2.c, CFLAGS-trunchfbf2.c): Add
-msse2.
* config/i386/libgcc-glibc.ver (GCC_13.0.0): Export
__extendbfsf2 and __trunc{s,d,x,t,h}fbf2.
* config/i386/sfp-machine.h (_FP_NANSIGN_B): Define.
* config/i386/64/sfp-machine.h (_FP_NANFRAC_B): Define.
* config/i386/32/sfp-machine.h (_FP_NANFRAC_B): Define.
* soft-fp/brain.h: New file.
* soft-fp/truncsfbf2.c: New file.
* soft-fp/truncdfbf2.c: New file.
* soft-fp/truncxfbf2.c: New file.
* soft-fp/trunctfbf2.c: New file.
* soft-fp/trunchfbf2.c: New file.
* soft-fp/truncbfhf2.c: New file.
* soft-fp/extendbfsf2.c: New file.
2022-10-12 Martin Liska <mliska@suse.cz>
* libgcov-driver.c: Use new function.

8
libiberty/ChangeLog
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@ -1,3 +1,11 @@
2022-10-14 Jakub Jelinek <jakub@redhat.com>
* cp-demangle.h (D_BUILTIN_TYPE_COUNT): Increment.
* cp-demangle.c (cplus_demangle_builtin_types): Add std::bfloat16_t
entry.
(cplus_demangle_type): Demangle DF16b.
* testsuite/demangle-expected (_Z3xxxDF16b): New test.
2022-10-11 Nathan Sidwell <nathan@acm.org>
* cp-demangle.c (d_prefix): 'M' components are not

24
libstdc++-v3/ChangeLog
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@ -1,3 +1,27 @@
2022-10-14 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/eh_alloc.cc [USE_POOL]: New macro.
[!USE_POOL] (__gnu_cxx::__freeres, pool): Do not define.
[_GLIBCXX_EH_POOL_STATIC] (pool::arena): Do not use std::max.
(__cxxabiv1::__cxa_allocate_exception) [!USE_POOL]: Do not use
pool.
(__cxxabiv1::__cxa_free_exception) [!USE_POOL]: Likewise.
(__cxxabiv1::__cxa_allocate_dependent_exception) [!USE_POOL]:
Likewise.
(__cxxabiv1::__cxa_free_dependent_exception) [!USE_POOL]:
Likewise.
2022-10-14 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/debug.cc (print_raw): Simplify.
(print_word): Print indentation by calling fprintf directly.
(_Error_formatter::_M_error): Print unindented string by calling
fprintf directly.
2022-10-14 Jonathan Wakely <jwakely@redhat.com>
* include/std/iostream: Use markdown in Doxygen comment.
2022-10-12 François Dumont <fdumont@gcc.gnu.org>
* include/debug/string: Add using _Base::compare.