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GCC Administrator 2023-01-24 00:17:23 +00:00
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210
gcc/ChangeLog
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2023-01-23 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* doc/invoke.texi (-mbranch-protection): Update documentation.
2023-01-23 Richard Biener <rguenther@suse.de>
PR target/55522
* config/sparc/freebsd.h (ENDFILE_SPEC): Don't add crtfastmath.o
for -shared.
* config/sparc/linux.h (ENDFILE_SPEC): Likewise.
* config/sparc/linux64.h (ENDFILE_SPEC): Likewise.
* config/sparc/sp-elf.h (ENDFILE_SPEC): Likewise.
* config/sparc/sp64-elf.h (ENDFILE_SPEC): Likewise.
2023-01-23 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* config/arm/aout.h (ra_auth_code): Add entry in enum.
* config/arm/arm.cc (emit_multi_reg_push): Add RA_AUTH_CODE register
to dwarf frame expression.
(arm_emit_multi_reg_pop): Restore RA_AUTH_CODE register.
(arm_expand_prologue): Update frame related information and reg notes
for pac/pacbit insn.
(arm_regno_class): Check for pac pseudo reigster.
(arm_dbx_register_number): Assign ra_auth_code register number in dwarf.
(arm_init_machine_status): Set pacspval_needed to zero.
(arm_debugger_regno): Check for PAC register.
(arm_unwind_emit_sequence): Print .save directive with ra_auth_code
register.
(arm_unwind_emit_set): Add entry for IP_REGNUM in switch case.
(arm_unwind_emit): Update REG_CFA_REGISTER case._
* config/arm/arm.h (FIRST_PSEUDO_REGISTER): Modify.
(DWARF_PAC_REGNUM): Define.
(IS_PAC_REGNUM): Likewise.
(enum reg_class): Add PAC_REG entry.
(machine_function): Add pacbti_needed state to structure.
* config/arm/arm.md (RA_AUTH_CODE): Define.
2023-01-23 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* config.gcc ($tm_file): Update variable.
* config/arm/arm-mlib.h: Create new header file.
* config/arm/t-rmprofile (MULTI_ARCH_DIRS_RM): Rename mbranch-protection
multilib arch directory.
(MULTILIB_REUSE): Add multilib reuse rules.
(MULTILIB_MATCHES): Add multilib match rules.
2023-01-23 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* config/arm/arm-cpus.in (cortex-m85): Define new CPU.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm-tune.md: Likewise.
* doc/invoke.texi (Arm Options): Document -mcpu=cortex-m85.
* (-mfix-cmse-cve-2021-35465): Likewise.
2023-01-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/108482
* tree-vect-generic.cc (expand_vector_operations): Fold remaining
.LOOP_DIST_ALIAS calls.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
* config.gcc (arm*-*-*): Add 'aarch-bti-insert.o' object.
* config/arm/arm-protos.h: Update.
* config/arm/aarch-common-protos.h: Declare
'aarch_bti_arch_check'.
* config/arm/arm.cc (aarch_bti_enabled) Update.
(aarch_bti_j_insn_p, aarch_pac_insn_p, aarch_gen_bti_c)
(aarch_gen_bti_j, aarch_bti_arch_check): New functions.
* config/arm/arm.md (bti_nop): New insn.
* config/arm/t-arm (PASSES_EXTRA): Add 'arm-passes.def'.
(aarch-bti-insert.o): New target.
* config/arm/unspecs.md (VUNSPEC_BTI_NOP): New unspec.
* config/arm/aarch-bti-insert.cc (rest_of_insert_bti): Verify arch
compatibility.
(gate): Make use of 'aarch_bti_arch_check'.
* config/arm/arm-passes.def: New file.
* config/aarch64/aarch64.cc (aarch_bti_arch_check): New function.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
* config.gcc (aarch64*-*-*): Rename 'aarch64-bti-insert.o' into
'aarch-bti-insert.o'.
* config/aarch64/aarch64-protos.h: Remove 'aarch64_bti_enabled'
proto.
* config/aarch64/aarch64.cc (aarch_bti_enabled): Rename.
(aarch_bti_j_insn_p, aarch_pac_insn_p): New functions.
(aarch64_output_mi_thunk)
(aarch64_print_patchable_function_entry)
(aarch64_file_end_indicate_exec_stack): Update renamed function
calls to renamed functions.
* config/aarch64/aarch64-c.cc (aarch64_update_cpp_builtins): Likewise.
* config/aarch64/t-aarch64 (aarch-bti-insert.o): Update
target.
* config/aarch64/aarch64-bti-insert.cc: Delete.
* config/arm/aarch-bti-insert.cc: New file including and
generalizing code from aarch64-bti-insert.cc.
* config/arm/aarch-common-protos.h: Update.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/arm.h (arm_arch8m_main): Declare it.
* config/arm/arm-protos.h (arm_current_function_pac_enabled_p):
Declare it.
* config/arm/arm.cc (arm_arch8m_main): Define it.
(arm_option_reconfigure_globals): Set arm_arch8m_main.
(arm_compute_frame_layout, arm_expand_prologue)
(thumb2_expand_return, arm_expand_epilogue)
(arm_conditional_register_usage): Update for pac codegen.
(arm_current_function_pac_enabled_p): New function.
(aarch_bti_enabled) New function.
(use_return_insn): Return zero when pac is enabled.
* config/arm/arm.md (pac_ip_lr_sp, pacbti_ip_lr_sp, aut_ip_lr_sp):
Add new patterns.
* config/arm/unspecs.md (UNSPEC_PAC_NOP)
(VUNSPEC_PACBTI_NOP, VUNSPEC_AUT_NOP): Add unspecs.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/t-rmprofile: Add multilib rules for march +pacbti and
mbranch-protection.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
* config/arm/arm.cc (arm_file_start): Emit EABI attributes for
Tag_PAC_extension, Tag_BTI_extension, TAG_BTI_use, TAG_PACRET_use.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* ginclude/unwind-arm-common.h (_Unwind_VRS_RegClass): Introduce
new pseudo register class _UVRSC_PAC.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
* config/arm/arm-c.cc (arm_cpu_builtins): Define
__ARM_FEATURE_BTI_DEFAULT, __ARM_FEATURE_PAC_DEFAULT,
__ARM_FEATURE_PAUTH and __ARM_FEATURE_BTI.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
* doc/sourcebuild.texi: Document arm_pacbti_hw.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
Richard Earnshaw <Richard.Earnshaw@arm.com>
* config/arm/arm.cc (arm_configure_build_target): Parse and validate
-mbranch-protection option and initialize appropriate data structures.
* config/arm/arm.opt (-mbranch-protection): New option.
* doc/invoke.texi (Arm Options): Document it.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
* config/arm/arm.h (TARGET_HAVE_PACBTI): New macro.
* config/arm/arm-cpus.in (pacbti): New feature.
* doc/invoke.texi (Arm Options): Document it.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
* common/config/aarch64/aarch64-common.cc: Include aarch-common.h.
(all_architectures): Fix comment.
(aarch64_parse_extension): Rename return type, enum value names.
* config/aarch64/aarch64-c.cc (aarch64_update_cpp_builtins): Rename
factored out aarch_ra_sign_scope and aarch_ra_sign_key variables.
Also rename corresponding enum values.
* config/aarch64/aarch64-opts.h (aarch64_function_type): Factor
out aarch64_function_type and move it to common code as
aarch_function_type in aarch-common.h.
* config/aarch64/aarch64-protos.h: Include common types header,
move out types aarch64_parse_opt_result and aarch64_key_type to
aarch-common.h
* config/aarch64/aarch64.cc: Move mbranch-protection parsing types
and functions out into aarch-common.h and aarch-common.cc. Fix up
all the name changes resulting from the move.
* config/aarch64/aarch64.md: Fix up aarch64_ra_sign_key type name change
and enum value.
* config/aarch64/aarch64.opt: Include aarch-common.h to import
type move. Fix up name changes from factoring out common code and
data.
* config/arm/aarch-common-protos.h: Export factored out routines to both
backends.
* config/arm/aarch-common.cc: Include newly factored out types.
Move all mbranch-protection code and data structures from
aarch64.cc.
* config/arm/aarch-common.h: New header that declares types shared
between aarch32 and aarch64 backends.
* config/arm/arm-protos.h: Declare types and variables that are
made common to aarch64 and aarch32 backends - aarch_ra_sign_key,
aarch_ra_sign_scope and aarch_enable_bti.
* config/arm/arm.opt (config/arm/aarch-common.h): Include header.
(aarch_ra_sign_scope, aarch_enable_bti): Declare variable.
* config/arm/arm.cc: Add missing includes.
2023-01-23 Tobias Burnus <tobias@codesourcery.com>
* doc/install.texi (amdgcn, nvptx): Require newlib 4.3.0.
2023-01-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/108449
* cgraphunit.cc (check_global_declaration): Do not turn
undefined statics into externs.
2023-01-22 Dimitar Dimitrov <dimitar@dinux.eu>
* config/pru/pru.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix value for QI

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gcc/DATESTAMP
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20230123
20230124

32
gcc/cp/ChangeLog
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2023-01-23 Jason Merrill <jason@redhat.com>
PR c++/107267
* cp-gimplify.cc (cp_gimplify_init_expr): Allow unexpected elision
of trivial types.
2023-01-23 Marek Polacek <polacek@redhat.com>
PR c++/107797
* cvt.cc (ocp_convert): copy_warning when creating a new
COMPOUND_EXPR.
* init.cc (build_new_1): Suppress -Wunused-value on
compiler-generated COMPOUND_EXPRs.
2023-01-23 Jason Merrill <jason@redhat.com>
PR c++/108195
* call.cc (build_user_type_conversion_1): Check whether the
iterators also find a list ctor.
2023-01-23 Jason Merrill <jason@redhat.com>
PR c++/108496
* decl.cc (grokdeclarator): Check whether DECL_RESULT is already
set.
2023-01-23 Jason Merrill <jason@redhat.com>
PR c++/53288
DR 1299
* call.cc (extend_ref_init_temps_1): Handle ptrmem expression.
2023-01-19 Jakub Jelinek <jakub@redhat.com>
PR c++/108437

19
gcc/fortran/ChangeLog
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@ -1,3 +1,22 @@
2023-01-23 Harald Anlauf <anlauf@gmx.de>
PR fortran/108502
* dependency.cc (gfc_check_dependency): Prevent NULL pointer
dereference while recursively checking expressions.
2023-01-23 Harald Anlauf <anlauf@gmx.de>
PR fortran/108501
* interface.cc (get_expr_storage_size): Check array subscript triplets
that we actually have integer values before trying to extract with
mpz_get_si.
2023-01-23 Harald Anlauf <anlauf@gmx.de>
PR fortran/108420
* iresolve.cc (check_charlen_present): Preserve character length if
there is no array constructor.
2023-01-21 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/102595

39
gcc/m2/ChangeLog
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2023-01-23 Iain Sandoe <iain@sandoe.co.uk>
PR modula2/108182
PR modula2/108480
* Make-lang.in: Pass libsubdir to the language init
build.
* gm2-lang.cc (INCLUDE_VECTOR): Define.
(add_one_import_path): New.
(add_m2_import_paths): New.
(gm2_langhook_post_options): Arrange to add the include
paths (and add the system ones) in the same order as C
uses.
* gm2spec.cc (build_archive_path): Remove.
(add_default_combination): Remove.
(add_default_archives): Remove.
(add_default_libs): We no longer need a '-L' option, just
emit the -l and each library in use.
(build_include_path): Remove.
(add_include): Remove.
(add_default_includes): Remove.
(library_installed): Remove.
(check_valid_library): Remove.
(check_valid_list): Remove.
(convert_abbreviation): Diagnose unhandled cases.
(lang_specific_driver): Skip options where we will add back
a validated version.
* lang-specs.h (M2CPP): Reformat, append %I when -fcpp is not
in use. Revise the cc1gm2 spec to omit mentioning options that
are handled in the c pre-processor line.
* lang.opt: Allow preprocessing and path options as input to the
cc1gm2 invocation, so that they can be passed to the preprocessor
invocation.
2023-01-23 Iain Sandoe <iain@sandoe.co.uk>
PR modula2/108405
* gm2-libs-iso/Preemptive.mod (initPreemptive): Use a value for
extra space that is divisible by common OS pagesizes.
2023-01-20 Gaius Mulley <gaiusmod2@gmail.com>
* gm2-libs/Args.mod (GetArg): Check index before

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gcc/testsuite/ChangeLog
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@ -1,3 +1,123 @@
2023-01-23 Jason Merrill <jason@redhat.com>
PR c++/107267
* g++.dg/cpp0x/move2.C: New test.
2023-01-23 Harald Anlauf <anlauf@gmx.de>
PR fortran/108502
* gfortran.dg/pr108502.f90: New test.
2023-01-23 Marek Polacek <polacek@redhat.com>
PR c++/107797
* g++.dg/warn/Wunused-value-1.C: New test.
2023-01-23 Jason Merrill <jason@redhat.com>
PR c++/108195
* g++.dg/cpp0x/initlist-vect2.C: New test.
2023-01-23 Harald Anlauf <anlauf@gmx.de>
PR fortran/108501
* gfortran.dg/pr108501.f90: New test.
2023-01-23 Harald Anlauf <anlauf@gmx.de>
PR fortran/108420
* gfortran.dg/pr108420.f90: New test.
2023-01-23 Jason Merrill <jason@redhat.com>
PR c++/108496
* g++.dg/template/explicit-instantiation5.C: New test.
2023-01-23 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* g++.target/arm/pac-1.C: New test.
* gcc.target/arm/pac-15.c: Likewise.
2023-01-23 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* gcc.target/arm/multilib.exp (multilib_config "rmprofile"): Update
tests.
* gcc.target/arm/pac-12.c: New test.
* gcc.target/arm/pac-13.c: Likewise.
* gcc.target/arm/pac-14.c: Likewise.
2023-01-23 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* gcc.target/arm/multilib.exp: Add tests for cortex-m85.
2023-01-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/108482
* gcc.dg/torture/pr108482.c: New testcase.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
* gcc.target/arm/bti-1.c: New testcase.
* gcc.target/arm/bti-2.c: Likewise.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
* gcc.target/arm/pac.h : New file.
* gcc.target/arm/pac-1.c : New test case.
* gcc.target/arm/pac-2.c : Likewise.
* gcc.target/arm/pac-3.c : Likewise.
* gcc.target/arm/pac-4.c : Likewise.
* gcc.target/arm/pac-5.c : Likewise.
* gcc.target/arm/pac-6.c : Likewise.
* gcc.target/arm/pac-7.c : Likewise.
* gcc.target/arm/pac-8.c : Likewise.
* gcc.target/arm/pac-9.c : Likewise.
* gcc.target/arm/pac-10.c : Likewise.
* gcc.target/arm/pac-11.c : Likewise.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
* gcc.target/arm/multilib.exp: Add pacbti related entries.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
* gcc.target/arm/acle/pacbti-m-predef-1.c: New test.
* gcc.target/arm/acle/pacbti-m-predef-3.c: Likewise.
* gcc.target/arm/acle/pacbti-m-predef-6.c: Likewise.
* gcc.target/arm/acle/pacbti-m-predef-7.c: Likewise.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
* lib/target-supports.exp
(check_effective_target_mbranch_protection_ok): New function.
* gcc.target/arm/acle/pacbti-m-predef-2.c: New test.
* gcc.target/arm/acle/pacbti-m-predef-4.c: Likewise.
* gcc.target/arm/acle/pacbti-m-predef-5.c: Likewise.
* gcc.target/arm/acle/pacbti-m-predef-8.c: Likewise.
* gcc.target/arm/acle/pacbti-m-predef-9.c: Likewise.
* gcc.target/arm/acle/pacbti-m-predef-10.c: Likewise.
* gcc.target/arm/acle/pacbti-m-predef-11.c: Likewise.
* gcc.target/arm/acle/pacbti-m-predef-12.c: Likewise.
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
* lib/target-supports.exp:
(check_effective_target_arm_pacbti_hw): New.
2023-01-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/108449
* gcc.dg/pr108449.c: New testcase.
2023-01-23 Jason Merrill <jason@redhat.com>
PR c++/53288
DR 1299
* g++.dg/init/lifetime4.C: New test.
2023-01-22 Iain Sandoe <iain@sandoe.co.uk>
* gm2/case/pass/case-pass.exp: Update for removal of concatenated

19
libgcc/ChangeLog
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2023-01-23 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* config/arm/pr-support.c (__gnu_unwind_execute): Decode opcode
"0xb5".
2023-01-23 Andrea Corallo <andrea.corallo@arm.com>
Tejas Belagod <tbelagod@arm.com>
Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* config/arm/pr-support.c (__gnu_unwind_execute): Decode
exception opcode (0xb4) for saving RA_AUTH_CODE and authenticate
with AUTG if found.
* config/arm/unwind-arm.c (struct pseudo_regs): New.
(phase1_vrs): Introduce new field to store pseudo-reg state.
(phase2_vrs): Likewise.
(_Unwind_VRS_Get): Load pseudo register state from virtual reg set.
(_Unwind_VRS_Set): Store pseudo register state to virtual reg set.
(_Unwind_VRS_Pop): Load pseudo register value from stack into VRS.
2023-01-18 Wilco Dijkstra <wilco.dijkstra@arm.com>
PR target/107678

35
libgm2/ChangeLog
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2023-01-23 Richard Biener <rguenther@suse.de>
PR modula2/108144
* libm2cor/Makefile.am: Revert previous change, instead
drop the redundant $(MULTIDIR).
* libm2iso/Makefile.am: Likewise.
* libm2log/Makefile.am: Likewise.
* libm2min/Makefile.am: Likewise.
* libm2pim/Makefile.am: Likewise.
* libm2cor/Makefile.in: Regenerate.
* libm2iso/Makefile.in: Likewise.
* libm2log/Makefile.in: Likewise.
* libm2min/Makefile.in: Likewise.
* libm2pim/Makefile.in: Likewise.
2023-01-23 Richard Biener <rguenther@suse.de>
PR modula2/108144
* configure.ac: Apply config-ml.pl to the generated Makefiles.
Set multilib_arg, use AM_PROG_LIBTOOL.
* configure: Regenerate.
* Makefile.am (AM_MAKEFLAGS): Do not override MULTI* flags.
* Makefile.in: Regenerate.
* libm2cor/Makefile.am: Install to $(toolexeclibdir)$(M2LIBDIR)
rather than $(inst_libdir)/$(MULTIDIR)$(M2LIBDIR).
* libm2iso/Makefile.am: Likewise.
* libm2log/Makefile.am: Likewise.
* libm2min/Makefile.am: Likewise.
* libm2pim/Makefile.am: Likewise.
* libm2cor/Makefile.in: Regenerate.
* libm2iso/Makefile.in: Likewise.
* libm2log/Makefile.in: Likewise.
* libm2min/Makefile.in: Likewise.
* libm2pim/Makefile.in: Likewise.
2023-01-19 Richard Biener <rguenther@suse.de>
PR modula2/108144

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libgomp/ChangeLog
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2023-01-23 Tobias Burnus <tobias@codesourcery.com>
* libgomp.texi (OpenMP 5.0): Set non-rectangular
loop nest back to 'P' as Fortran support is incomplete.
2023-01-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/108459

15
libstdc++-v3/ChangeLog
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@ -1,3 +1,18 @@
2023-01-23 François Dumont <fdumont@gcc.gnu.org>
* include/debug/safe_iterator.h (_Safe_iterator<>::_Unchecked): New.
(_Safe_iterator(const _Safe_iterator&, _Unchecked)): New.
(_Safe_iterator::operator++(int)): Use latter.
(_Safe_iterator::operator--(int)): Likewise.
(_Safe_iterator(_Iterator, const _Safe_sequence_base*)): Remove !_M_insular()
check.
* include/debug/safe_local_iterator.h (_Safe_local_iterator<>::_Unchecked):
New.
(_Safe_local_iterator(const _Safe_local_iterator&, _Unchecked)): New.
(_Safe_local_iterator::operator++(int)): Use latter.
* src/c++11/debug.cc (_S_debug_messages): Add as comment the _Debug_msg_id
entry associated to the array entry.
2023-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_path.h (u8path): Add deprecated attribute.