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170
gcc/ChangeLog
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2021-01-15 Carl Love <cel@us.ibm.com>
* config/rs6000/altivec.h (vec_mulh, vec_div, vec_dive, vec_mod):
New defines.
* config/rs6000/altivec.md (VIlong): Move define to file vsx.md.
* config/rs6000/rs6000-builtin.def (DIVES_V4SI, DIVES_V2DI,
DIVEU_V4SI, DIVEU_V2DI, DIVS_V4SI, DIVS_V2DI, DIVU_V4SI,
DIVU_V2DI, MODS_V2DI, MODS_V4SI, MODU_V2DI, MODU_V4SI,
MULHS_V2DI, MULHS_V4SI, MULHU_V2DI, MULHU_V4SI, MULLD_V2DI):
Add builtin define.
(MULH, DIVE, MOD): Add new BU_P10_OVERLOAD_2 definitions.
* config/rs6000/rs6000-call.c (VSX_BUILTIN_VEC_DIV,
VSX_BUILTIN_VEC_DIVE, P10_BUILTIN_VEC_MOD, P10_BUILTIN_VEC_MULH):
New overloaded definitions.
(builtin_function_type) [P10V_BUILTIN_DIVEU_V4SI,
P10V_BUILTIN_DIVEU_V2DI, P10V_BUILTIN_DIVU_V4SI,
P10V_BUILTIN_DIVU_V2DI, P10V_BUILTIN_MODU_V2DI,
P10V_BUILTIN_MODU_V4SI, P10V_BUILTIN_MULHU_V2DI,
P10V_BUILTIN_MULHU_V4SI]: Add case
statement for builtins.
* config/rs6000/rs6000.md (bits): Add new attribute sizes V4SI, V2DI.
* config/rs6000/vsx.md (VIlong): Moved from config/rs6000/altivec.md.
(UNSPEC_VDIVES, UNSPEC_VDIVEU): New unspec definitions.
(vsx_mul_v2di): Add if TARGET_POWER10 statement.
(vsx_udiv_v2di): Add if TARGET_POWER10 statement.
(dives_<mode>, diveu_<mode>, div<mode>3, uvdiv<mode>3,
mods_<mode>, modu_<mode>, mulhs_<mode>, mulhu_<mode>, mulv2di3):
Add define_insn, mode is VIlong.
* doc/extend.texi (vec_mulh, vec_mul, vec_div, vec_dive, vec_mod):
Add builtin descriptions.
2021-01-15 Eric Botcazou <ebotcazou@adacore.com>
* final.c (final_start_function_1): Reset force_source_line.
2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96669
* match.pd (((1 << A) & 1) != 0 -> A == 0,
((1 << A) & 1) == 0 -> A != 0): Generalize for 1s replaced by
possibly different power of two constants and to right shift too.
2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96681
* match.pd ((x < 0) ^ (y < 0) to (x ^ y) < 0): New simplification.
((x >= 0) ^ (y >= 0) to (x ^ y) < 0): Likewise.
((x < 0) ^ (y >= 0) to (x ^ y) >= 0): Likewise.
((x >= 0) ^ (y < 0) to (x ^ y) >= 0): Likewise.
2021-01-15 Alexandre Oliva <oliva@adacore.com>
* opts.c (gen_command_line_string): Exclude -dumpbase-ext.
2021-01-15 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-simd.md (cml<fcmac1><conj_op><mode>4,
cmul<conj_op><mode>3): New.
* config/aarch64/iterators.md (UNSPEC_FCMUL,
UNSPEC_FCMUL180, UNSPEC_FCMLA_CONJ, UNSPEC_FCMLA180_CONJ,
UNSPEC_CMLA_CONJ, UNSPEC_CMLA180_CONJ, UNSPEC_CMUL, UNSPEC_CMUL180,
FCMLA_OP, FCMUL_OP, conj_op, rotsplit1, rotsplit2, fcmac1, sve_rot1,
sve_rot2, SVE2_INT_CMLA_OP, SVE2_INT_CMUL_OP, SVE2_INT_CADD_OP): New.
(rot): Add UNSPEC_FCMUL, UNSPEC_FCMUL180.
(rot_op): Renamed to conj_op.
* config/aarch64/aarch64-sve.md (cml<fcmac1><conj_op><mode>4,
cmul<conj_op><mode>3): New.
* config/aarch64/aarch64-sve2.md (cml<fcmac1><conj_op><mode>4,
cmul<conj_op><mode>3): New.
2021-01-15 David Malcolm <dmalcolm@redhat.com>
PR bootstrap/98696
* diagnostic.c
(selftest::test_print_parseable_fixits_bytes_vs_display_columns):
Escape the tempfile name when constructing the expected output.
2021-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-simd.md (*aarch64_<su>mlsl_hi<mode>):
Rename to...
(aarch64_<su>mlsl_hi<mode>): ... This.
(aarch64_<su>mlsl_hi<mode>): Define.
(*aarch64_<su>mlsl<mode): Rename to...
(aarch64_<su>mlsl<mode): ... This.
* config/aarch64/aarch64-simd-builtins.def (smlsl, umlsl,
smlsl_hi, umlsl_hi): Define builtins.
* config/aarch64/arm_neon.h (vmlsl_high_s8, vmlsl_high_s16,
vmlsl_high_s32, vmlsl_high_u8, vmlsl_high_u16, vmlsl_high_u32,
vmlsl_s8, vmlsl_s16, vmlsl_s32, vmlsl_u8,
vmlsl_u16, vmlsl_u32): Reimplement with builtins.
2021-01-15 Uroš Bizjak <ubizjak@gmail.com>
* config/i386/i386-c.c (ix86_target_macros):
Use cpp_define_formatted for __SIZEOF_FLOAT80__ definition.
2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
PR target/88836
* config.gcc (aarch64*-*-*): Add aarch64-cc-fusion.o to extra_objs.
* Makefile.in (RTL_SSA_H): New variable.
* config/aarch64/t-aarch64 (aarch64-cc-fusion.o): New rule.
* config/aarch64/aarch64-protos.h (make_pass_cc_fusion): Declare.
* config/aarch64/aarch64-passes.def: Add pass_cc_fusion after
pass_combine.
* config/aarch64/aarch64-cc-fusion.cc: New file.
2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
* recog.h (insn_change_watermark::~insn_change_watermark): Avoid
calling cancel_changes for changes that no longer exist.
2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
* rtl-ssa/functions.h (function_info::ref_defs): Rename to...
(function_info::reg_defs): ...this.
* rtl-ssa/member-fns.inl (function_info::ref_defs): Rename to...
(function_info::reg_defs): ...this.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71233
* config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
Revert:
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71233
* config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
2021-01-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/96376
* tree-vect-stmts.c (get_load_store_type): Disregard alignment
for VMAT_INVARIANT.
2021-01-15 Martin Liska <mliska@suse.cz>
* doc/install.texi: Document that some tests need pytest module.
* doc/sourcebuild.texi: Likewise.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71233
* config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/mve.md (mve_vshrq_n_s<mode>_imm): New entry.
(mve_vshrq_n_u<mode>_imm): Likewise.
* config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Move to ...
* config/arm/vec-common.md: ... here.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/mve.md (mve_vshlq_<supf><mode>): Move to
vec-commond.md.
* config/arm/neon.md (vashl<mode>3): Delete.
* config/arm/vec-common.md (mve_vshlq_<supf><mode>): New.
(vasl<mode>3): New expander.
2021-01-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/98685
* tree-vect-slp.c (vect_schedule_slp_node): Refactor handling
of vector extern defs.
2021-01-14 David Malcolm <dmalcolm@redhat.com>
PR jit/98586

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gcc/DATESTAMP
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20210115
20210116

12
gcc/c-family/ChangeLog
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2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/98597
* c-pretty-print.c: Include options.h.
(c_fold_indirect_ref_for_warn): New function.
(print_mem_ref): Use it. If it returns something that has compatible
type and is TBAA compatible with zero offset, print it and return,
otherwise print it using offsetof syntax or array ref syntax. Fix up
printing if MEM_REFs first operand is ADDR_EXPR, or when the first
argument has pointer to array type. Print pointers using the standard
formatting.
2021-01-12 Martin Sebor <msebor@redhat.com>
PR c/98597

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gcc/c/ChangeLog
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2021-01-15 Jakub Jelinek <jakub@redhat.com>
* c-typeck.c (c_finish_omp_clauses): For reduction build array with
unqualified element type and then call c_build_qualified_type on the
ARRAY_TYPE.
2021-01-07 Richard Biener <rguenther@suse.de>
* gimple-parser.c (c_parser_gimple_compound_statement): Only

35
gcc/cp/ChangeLog
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2021-01-15 Nathan Sidwell <nathan@acm.org>
PR c++/98538
* tree.c (cp_build_qualified_type_real): Propagate an array's
dependentness to the copy, if known.
2021-01-15 Jason Merrill <jason@redhat.com>
PR c++/98642
* call.c (unsafe_return_slot_p): Return int.
(init_by_return_slot_p): Split out from...
(unsafe_copy_elision_p): ...here.
(unsafe_copy_elision_p_opt): New name for old meaning.
(build_over_call): Adjust.
(make_safe_copy_elision): New.
* typeck2.c (split_nonconstant_init_1): Elide copy from safe
list-initialization.
* cp-tree.h: Adjust.
2021-01-15 Jason Merrill <jason@redhat.com>
* call.c (base_ctor_for, make_base_init_ok): New.
(build_over_call): Use make_base_init_ok.
2021-01-15 Jason Merrill <jason@redhat.com>
PR c++/63707
* tree.c (build_vec_init_expr): Don't call build_vec_init_elt
if we got a CONSTRUCTOR.
2021-01-15 Nathan Sidwell <nathan@acm.org>
PR c++/98591
* lang-specs.h: Fix handling of -fmodule-only with -fsyntax-only.
2021-01-14 Jason Merrill <jason@redhat.com>
* typeck2.c (process_init_constructor_record): Use fldtype

4
gcc/go/ChangeLog
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2021-01-15 Ian Lance Taylor <iant@golang.org>
* Make-lang.in (GO_OBJS): Add go/embed.o.
2021-01-05 Jakub Jelinek <jakub@redhat.com>
* lang.opt (fgo-embedcfg=): Add full stop at the end of description.

156
gcc/testsuite/ChangeLog
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@ -1,3 +1,159 @@
2021-01-15 Carl Love <cel@us.ibm.com>
* gcc.target/powerpc/builtins-1-p10-runnable.c: New test file.
2021-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* gfortran.dg/iso_fortran_binding_uint8_array.f90: New test.
* gfortran.dg/iso_fortran_binding_uint8_array_driver.c: New test.
2021-01-15 Nathan Sidwell <nathan@acm.org>
PR c++/98538
* g++.dg/template/pr98538.C: New.
2021-01-15 Nathan Sidwell <nathan@acm.org>
PR preprocessor/95253
* g++.dg/modules/dep-1_a.C: Adjust expected output.
* g++.dg/modules/dep-1_b.C: Likewise.
* g++.dg/modules/dep-2.C: Likewise.
2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96669
* gcc.dg/tree-ssa/pr96669-1.c: New test.
2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96681
* gcc.dg/tree-ssa/pr96681.c: New test.
2021-01-15 Jason Merrill <jason@redhat.com>
PR c++/98642
* g++.dg/cpp1z/elide5.C: New test.
2021-01-15 Jason Merrill <jason@redhat.com>
* g++.dg/cpp1z/elide4.C: New test.
2021-01-15 Jason Merrill <jason@redhat.com>
PR c++/63707
* g++.dg/cpp0x/initlist-array13.C: New test.
2021-01-15 Alexandre Oliva <oliva@adacore.com>
* gcc.dg/analyzer/alloca-leak.c: Drop alloca.h, use builtin.
* gcc.dg/analyzer/data-model-1.c: Likewise.
* gcc.dg/analyzer/malloc-1.c: Likewise.
* gcc.dg/analyzer/malloc-paths-8.c: Likewise.
2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96671
* gcc.dg/tree-ssa/pr96671-1.c: New test.
* gcc.dg/tree-ssa/pr96671-2.c: New test.
2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/98597
* gcc.dg/uninit-38.c: Expect a space in between type name and asterisk.
Expect for now a (char *) cast for VLAs.
* gcc.dg/uninit-40.c: New test.
2021-01-15 Nathan Sidwell <nathan@acm.org>
PR c++/98591
* g++.dg/modules/pr98591.H: New file.
2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
PR target/88836
* gcc.target/aarch64/sve/acle/general/ldff1_8.c: New test.
* gcc.target/aarch64/sve/ptest_1.c: Likewise.
2021-01-15 Marius Hillenbrand <mhillen@linux.ibm.com>
* gcc.target/s390/s390.exp: Call lib atomic-dg.exp to link
libatomic into testcases in gcc.target/s390/md.
* gcc.target/s390/md/atomic_exchange-1.c: Remove no unnecessary
-latomic.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71233
* gcc.target/aarch64/advsimd-intrinsics/p64_p128.c: Add tests for
vceqz_p64, vceqq_p64 and vceqzq_p64.
* gcc.target/arm/simd/vceqz_p64.c: New test.
* gcc.target/arm/simd/vceqzq_p64.c: New test.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
Revert:
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71233
* gcc.target/aarch64/advsimd-intrinsics/p64_p128.c: Add tests for
vceqz_p64, vceqq_p64 and vceqzq_p64.
2021-01-15 Martin Liska <mliska@suse.cz>
* lib/gcov.exp: Use 'env python3' for execution of pytests.
Check that pytest accepts all needed options first.
Improve formatting of PASS/FAIL lines.
2021-01-15 Richard Biener <rguenther@suse.de>
PR testsuite/96147
* gcc.dg/vect/bb-slp-32.c: Align p.
2021-01-15 Richard Biener <rguenther@suse.de>
PR testsuite/96147
* gcc.dg/vect/bb-slp-9.c: Scan for a vector load transform.
2021-01-15 Richard Biener <rguenther@suse.de>
PR testsuite/96147
* gcc.dg/vect/slp-45.c: Key scanning on
vect_hw_misalign.
2021-01-15 Richard Biener <rguenther@suse.de>
PR testsuite/96147
* gcc.dg/vect/slp-43.c: Remove ! vect_hw_misalign scan.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
PR target/71233
* gcc.target/aarch64/advsimd-intrinsics/p64_p128.c: Add tests for
vceqz_p64, vceqq_p64 and vceqzq_p64.
2021-01-15 Richard Biener <rguenther@suse.de>
PR testsuite/96098
* gcc.dg/vect/bb-slp-pr68892.c: Remove.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
* gcc.target/arm/simd/mve-vshr.c: Add tests for vshr.
2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
* gcc.target/arm/simd/mve-vshl.c: Add tests for vshl.
2021-01-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/98685
* gcc.dg/vect/bb-slp-pr98685.c: New testcase.
2021-01-15 Tamar Christina <tamar.christina@arm.com>
* gcc.dg/vect/complex/complex-mla-template.c: Fix sed.
* gcc.dg/vect/complex/complex-mls-template.c: Likewise.
2021-01-14 David Malcolm <dmalcolm@redhat.com>
* gcc.dg/plugin/diagnostic-test-show-locus-GCC_EXTRA_DIAGNOSTIC_OUTPUT-fixits-v1.c:

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2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR target/70454
* configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
be added through preprocessor check on
__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4. Determine if try_ifunc is needed
based on preprocessor check on __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16
or __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8.
2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
* configure: Re-generate.

5
libcpp/ChangeLog
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2021-01-15 Nathan Sidwell <nathan@acm.org>
PR preprocessor/95253
* mkdeps.c (munge): Do not escape ':'.
2020-12-14 Nathan Sidwell <nathan@acm.org>
* include/cpplib.h (struct cpp_macro): Add imported_p field.

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libgfortran/ChangeLog
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2021-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* runtime/ISO_Fortran_binding.c (CFI_establish): Fixed signed
char arrays. Signed char or uint8_t arrays would cause
crashes unless an element size is specified.
2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
* configure: Re-generate.

7
libgomp/ChangeLog
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2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR target/70454
* configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
be added through preprocessor check on
__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.
2021-01-14 Thomas Schwinge <thomas@codesourcery.com>
PR libgomp/65099

7
libitm/ChangeLog
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2021-01-15 Jakub Jelinek <jakub@redhat.com>
PR target/70454
* configure.tgt: For i?86 and x86_64 determine if -march=i486 needs to
be added through preprocessor check on
__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4.
2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
* configure: Re-generate.