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GCC Administrator 2022-08-19 00:16:27 +00:00
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14
ChangeLog
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2022-08-18 Sergei Trofimovich <siarheit@google.com>
* Makefile.def: Drop libelf module and gcc-configure dependency
on it.
* Makefile.in: Regenerate with 'autogen Makefile.def'.
* Makefile.tpl (HOST_EXPORTS): Drop unused LIBELFLIBS and
LIBELFINC.
* configure: Regenrate.
* configure.ac (host_libs): Drop unused libelf.
2022-08-18 Sergei Trofimovich <siarheit@google.com>
* Makefile.in: Regenerate.
2022-08-04 Eugene Rozenfeld <erozen@microsoft.com>
* MAINTAINERS: Add myself as AutoFDO maintainer.

4
contrib/ChangeLog
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2022-08-18 Andrea Corallo <andrea.corallo@arm.com>
* git-fetch-vendor.sh : Fix typo.
2022-08-02 Martin Liska <mliska@suse.cz>
* gcc-changelog/git_commit.py: Do not deduce changelog for root ChangeLog.

243
gcc/ChangeLog
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2022-08-18 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.h
(enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
Add new register class "ISC_REGS".
* config/xtensa/constraints.md (c): Add new register constraint.
* config/xtensa/xtensa.md (define_constants): Remove "A11_REG".
(sibcall_internal, sibcall_value_internal):
Change to use the new register constraint, and remove two split
patterns for fixups that are no longer needed.
2022-08-18 Maciej W. Rozycki <macro@embecosm.com>
* config/riscv/riscv.md (*mov<GPR:mode><X:mode>cc): Fix output
pattern formatting.
2022-08-18 Tim Lange <mail@tim-lange.me>
PR analyzer/106181
* doc/invoke.texi: Add Wanalyzer-imprecise-fp-arithmetic.
2022-08-18 Aldy Hernandez <aldyh@redhat.com>
* gimple-range-path.cc (path_range_query::path_range_query): Add
various constructors to take a path.
(path_range_query::~path_range_query): Remove m_alloced_ranger.
(path_range_query::range_on_path_entry): Adjust for m_ranger being
a reference.
(path_range_query::set_path): Rename to...
(path_range_query::reset_path): ...this and call compute_ranges.
(path_range_query::ssa_range_in_phi): Adjust for m_ranger
reference.
(path_range_query::range_defined_in_block): Same.
(path_range_query::compute_ranges_in_block): Same.
(path_range_query::adjust_for_non_null_uses): Same.
(path_range_query::compute_exit_dependencies): Use m_path instead
of argument.
(path_range_query::compute_ranges): Remove path argument.
(path_range_query::range_of_stmt): Adjust for m_ranger reference.
(path_range_query::compute_outgoing_relations): Same.
* gimple-range-path.h (class path_range_query): Add various
constructors.
Make compute_ranges and compute_exit_dependencies private.
Rename set_path to reset_path.
Make m_ranger a reference.
Remove m_alloced_ranger.
* tree-ssa-dom.cc (pass_dominator::execute): Adjust constructor to
path_range_query.
* tree-ssa-loop-ch.cc (entry_loop_condition_is_static): Take a
ranger and instantiate a new path_range_query every time.
(ch_base::copy_headers): Pass ranger instead of path_range_query.
* tree-ssa-threadbackward.cc (class back_threader): Remove m_solver.
(back_threader::~back_threader): Remove m_solver.
(back_threader::find_taken_edge_switch): Adjust for m_ranger
reference.
(back_threader::find_taken_edge_cond): Same.
(back_threader::dump): Remove m_solver.
(back_threader::back_threader): Move verify_marked_backedges
here from the path_range_query constructor.
* tree-ssa-threadedge.cc (hybrid_jt_simplifier::simplify): Move
some code from compute_ranges_from_state here.
(hybrid_jt_simplifier::compute_ranges_from_state): Rename...
(hybrid_jt_simplifier::compute_exit_dependencies): ...to this.
* tree-ssa-threadedge.h (class hybrid_jt_simplifier): Rename
compute_ranges_from_state to compute_exit_dependencies.
Remove m_path.
2022-08-18 Richard Biener <rguenther@suse.de>
PR middle-end/106617
* match.pd ((a ? b : c) > d -> a ? (b > d) : (c > d)): Fix
guard, disable on GENERIC to not cause quadratic behavior
with the fold-const.cc implementation and the use of !
2022-08-18 Andrew Pinski <apinski@marvell.com>
PR gcov-profile/106659
* gcov-dump.cc (INCLUDE_VECTOR): Include vector.h with
INCLUDE_VECTOR.
2022-08-18 konglin1 <lingling.kong@intel.com>
* config/i386/i386-expand.cc (ix86_expand_sse_movcc): Handle vector
BFmode.
(ix86_expand_vector_init_duplicate): Support vector BFmode.
(ix86_expand_vector_init_one_nonzero): Ditto.
(ix86_expand_vector_init_one_var): Ditto.
(ix86_expand_vector_init_concat): Ditto.
(ix86_expand_vector_init_interleave): Ditto.
(ix86_expand_vector_init_general): Ditto.
(ix86_expand_vector_init): Ditto.
(ix86_expand_vector_set_var): Ditto.
(ix86_expand_vector_set): Ditto.
(ix86_expand_vector_extract): Ditto.
* config/i386/i386.cc (classify_argument): Add BF vector modes.
(function_arg_64): Ditto.
(ix86_gimplify_va_arg): Ditto.
(ix86_get_ssemov): Ditto.
* config/i386/i386.h (VALID_AVX256_REG_MODE): Add BF vector modes.
(VALID_AVX512F_REG_MODE): Ditto.
(host_detect_local_cpu): Ditto.
(VALID_SSE2_REG_MODE): Ditto.
* config/i386/i386.md: Add BF vector modes.
(MODE_SIZE): Ditto.
(ssemodesuffix): Add bf suffix for BF vector modes.
(ssevecmode): Ditto.
* config/i386/sse.md (VMOVE): Adjust for BF vector modes.
(VI12HFBF_AVX512VL): Ditto.
(V_256_512): Ditto.
(VF_AVX512HFBF16): Ditto.
(VF_AVX512BWHFBF16): Ditto.
(VIHFBF): Ditto.
(avx512): Ditto.
(VIHFBF_256): Ditto.
(VIHFBF_AVX512BW): Ditto.
(VI2F_256_512):Ditto.
(V8_128):Ditto.
(V16_256): Ditto.
(V32_512): Ditto.
(sseinsnmode): Ditto.
(sseconstm1): Ditto.
(sseintmodesuffix): New mode_attr.
(avx512fmaskmode): Ditto.
(avx512fmaskmodelower): Ditto.
(ssedoublevecmode): Ditto.
(ssehalfvecmode): Ditto.
(ssehalfvecmodelower): Ditto.
(ssescalarmode): Add vector BFmode mapping.
(ssescalarmodelower): Ditto.
(ssexmmmode): Ditto.
(ternlogsuffix): Ditto.
(ssescalarsize): Ditto.
(sseintprefix): Ditto.
(i128): Ditto.
(xtg_mode): Ditto.
(bcstscalarsuff): Ditto.
(<avx512>_blendm<mode>): New define_insn for BFmode.
(<avx512>_store<mode>_mask): Ditto.
(vcond_mask_<mode><avx512fmaskmodelower>): Ditto.
(vec_set<mode>_0): New define_insn for BF vector set.
(V8BFH_128): New mode_iterator for BFmode.
(avx512fp16_mov<mode>): Ditto.
(vec_set<mode>): New define_insn for BF vector set.
(@vec_extract_hi_<mode>): Ditto.
(@vec_extract_lo_<mode>): Ditto.
(vec_set_hi_<mode>): Ditto.
(vec_set_lo_<mode>): Ditto.
(*vec_extract<mode>_0): New define_insn_and_split for BF
vector extract.
(*vec_extract<mode>): New define_insn.
(VEC_EXTRACT_MODE): Add BF vector modes.
(PINSR_MODE): Add V8BF.
(sse2p4_1): Ditto.
(pinsr_evex_isa): Ditto.
(<sse2p4_1>_pinsr<ssemodesuffix>): Adjust to support
insert for V8BFmode.
(pbroadcast_evex_isa): Add BF vector modes.
(AVX2_VEC_DUP_MODE): Ditto.
(VEC_INIT_MODE): Ditto.
(VEC_INIT_HALF_MODE): Ditto.
(avx2_pbroadcast<mode>): Adjust to support BF vector mode
broadcast.
(avx2_pbroadcast<mode>_1): Ditto.
(<avx512>_vec_dup<mode>_1): Ditto.
(<mask_codefor><avx512>_vec_dup_gpr<mode><mask_name>):
Ditto.
2022-08-18 Martin Liska <mliska@suse.cz>
* configure: Regenerate.
2022-08-18 Haochen Gui <guihaoc@gcc.gnu.org>
PR target/103109
* config/rs6000/rs6000.md (<u>maddditi4): New pattern for multiply-add.
(<u>madddi4_highpart): New.
(<u>madddi4_highpart_le): New.
2022-08-18 Aldy Hernandez <aldyh@redhat.com>
* gimple-range-path.cc
(path_range_query::compute_exit_dependencies): Use
gimple_range_ssa_names.
2022-08-18 zhongjuzhe <juzhe.zhong@rivai.ai>
* config/riscv/predicates.md: Adjust runtime invariant.
* config/riscv/riscv-modes.def (MAX_BITSIZE_MODE_ANY_MODE): New.
(NUM_POLY_INT_COEFFS): New.
* config/riscv/riscv-protos.h (riscv_initial_elimination_offset):Adjust
runtime invariant.
* config/riscv/riscv-sr.cc (riscv_remove_unneeded_save_restore_calls):
Adjust runtime invariant.
* config/riscv/riscv.cc (struct riscv_frame_info): Adjust runtime
invariant.
(enum riscv_microarchitecture_type): Ditto.
(riscv_valid_offset_p): Ditto.
(riscv_valid_lo_sum_p): Ditto.
(riscv_address_insns): Ditto.
(riscv_load_store_insns): Ditto.
(riscv_legitimize_move): Ditto.
(riscv_binary_cost): Ditto.
(riscv_rtx_costs): Ditto.
(riscv_output_move): Ditto.
(riscv_extend_comparands): Ditto.
(riscv_flatten_aggregate_field): Ditto.
(riscv_get_arg_info): Ditto.
(riscv_pass_by_reference): Ditto.
(riscv_elf_select_rtx_section): Ditto.
(riscv_stack_align): Ditto.
(riscv_compute_frame_info): Ditto.
(riscv_initial_elimination_offset): Ditto.
(riscv_set_return_address): Ditto.
(riscv_for_each_saved_reg): Ditto.
(riscv_first_stack_step): Ditto.
(riscv_expand_prologue): Ditto.
(riscv_expand_epilogue): Ditto.
(riscv_can_use_return_insn): Ditto.
(riscv_secondary_memory_needed): Ditto.
(riscv_hard_regno_nregs): Ditto.
(riscv_convert_vector_bits): New.
(riscv_option_override): Adjust runtime invariant.
(riscv_promote_function_mode): Ditto.
* config/riscv/riscv.h (POLY_SMALL_OPERAND_P): New.
(BITS_PER_RISCV_VECTOR): New.
(BYTES_PER_RISCV_VECTOR): New.
* config/riscv/riscv.md: Adjust runtime invariant.
2022-08-18 Lulu Cheng <chenglulu@loongson.cn>
* config/loongarch/loongarch.cc (loongarch_call_tls_get_addr):
Get __tls_get_addr address through got table when disable plt.
2022-08-18 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.cc (xtensa_expand_prologue):
Use an "addmi" machine instruction for updating the stack pointer
rather than addition/subtraction via hard register A9, if the amount
of change satisfies the literal value conditions of that instruction
when the CALL0 ABI is used.
(xtensa_expand_epilogue): Ditto.
And also inhibit the stack pointer addition of constant zero.
2022-08-17 Roger Sayle <roger@nextmovesoftware.com>
PR target/106640

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gcc/DATESTAMP
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20220818
20220819

18
gcc/analyzer/ChangeLog
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2022-08-18 Tim Lange <mail@tim-lange.me>
PR analyzer/106181
* analyzer.opt: Add Wanalyzer-imprecise-floating-point-arithmetic.
* region-model.cc (is_any_cast_p): Formatting.
(region_model::check_region_size): Ensure precondition.
(class imprecise_floating_point_arithmetic): New abstract
diagnostic class for all floating-point related warnings.
(class float_as_size_arg): Concrete diagnostic class to complain
about floating-point operands inside the size argument.
(class contains_floating_point_visitor):
New visitor to find floating-point operands inside svalues.
(region_model::check_dynamic_size_for_floats): New function.
(region_model::set_dynamic_extents):
Call to check_dynamic_size_for_floats.
* region-model.h (class region_model):
Add region_model::check_dynamic_size_for_floats.
2022-08-16 Martin Liska <mliska@suse.cz>
* region-model.cc: Fix -Winconsistent-missing-override clang

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gcc/fortran/ChangeLog
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2022-08-18 Harald Anlauf <anlauf@gmx.de>
Revert:
2022-07-31 Harald Anlauf <anlauf@gmx.de>
PR fortran/77652
* check.cc (gfc_check_associated): Make the rank check of POINTER
vs. TARGET match the allowed forms of pointer assignment for the
selected Fortran standard.
2022-08-17 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
Jakub Jelinek <jakub@redhat.com>

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gcc/testsuite/ChangeLog
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2022-08-18 Joseph Myers <joseph@codesourcery.com>
* gcc.dg/cpp/c11-warning-1.c, gcc.dg/cpp/c11-warning-2.c,
gcc.dg/cpp/c11-warning-3.c, gcc.dg/cpp/c11-warning-4.c,
gcc.dg/cpp/c2x-warning-1.c, gcc.dg/cpp/c2x-warning-2.c,
gcc.dg/cpp/gnu11-warning-1.c, gcc.dg/cpp/gnu11-warning-2.c,
gcc.dg/cpp/gnu11-warning-3.c, gcc.dg/cpp/gnu11-warning-4.c,
gcc.dg/cpp/gnu2x-warning-1.c, gcc.dg/cpp/gnu2x-warning-2.c: New
tests.
2022-08-18 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* gcc.target/xtensa/sibcalls.c: Add a new test function to ensure
that registers for arguments (occupy from A2 to A7) and for indirect
sibcall (should be assigned to A8) neither conflict nor spill out.
2022-08-18 Harald Anlauf <anlauf@gmx.de>
Revert:
2022-08-18 Harald Anlauf <anlauf@gmx.de>
PR fortran/77652
* gfortran.dg/associated_target_9a.f90: New test.
* gfortran.dg/associated_target_9b.f90: New test.
2022-08-18 Tim Lange <mail@tim-lange.me>
PR analyzer/106181
* gcc.dg/analyzer/allocation-size-1.c: New test.
* gcc.dg/analyzer/imprecise-floating-point-1.c: New test.
* gcc.dg/analyzer/pr106181.c: New test.
2022-08-18 Richard Biener <rguenther@suse.de>
PR middle-end/106617
* gcc.dg/pr106617.c: New testcase.
2022-08-18 konglin1 <lingling.kong@intel.com>
* g++.target/i386/vect-bfloat16-1.C: New test.
* gcc.target/i386/vect-bfloat16-1.c: New test.
* gcc.target/i386/vect-bfloat16-2a.c: New test.
* gcc.target/i386/vect-bfloat16-2b.c: New test.
* gcc.target/i386/vect-bfloat16-typecheck_1.c: New test.
* gcc.target/i386/vect-bfloat16-typecheck_2.c: New test.
2022-08-18 Haochen Gui <guihaoc@gcc.gnu.org>
PR target/103109
* gcc.target/powerpc/pr103109.h: New.
* gcc.target/powerpc/pr103109-1.c: New.
* gcc.target/powerpc/pr103109-2.c: New.
2022-08-18 Lulu Cheng <chenglulu@loongson.cn>
* gcc.target/loongarch/tls-gd-noplt.c: New test.
2022-08-17 Maciej W. Rozycki <macro@embecosm.com>
* gcc.target/riscv/fmax-snan.c: Add `dg-require-effective-target

10
libcpp/ChangeLog
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2022-08-18 Joseph Myers <joseph@codesourcery.com>
* include/cpplib.h (struct cpp_options): Add warning_directive.
* init.cc (struct lang_flags, lang_defaults): Add
warning_directive.
* directives.cc (DIRECTIVE_TABLE): Mark #warning as STDC2X not
EXTENSION.
(directive_diagnostics): Diagnose #warning with -Wc11-c2x-compat,
or with -pedantic for a standard not supporting #warning.
2022-08-16 Tom Honermann <tom@honermann.net>
PR c++/106423