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GCC Administrator 2022-08-04 00:16:49 +00:00
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commit 4c23b534d4
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84
gcc/ChangeLog
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2022-08-03 Michael Meissner <meissner@linux.ibm.com>
* config/rs6000/rs6000.cc (rs6000_option_override_internal): Remove code
setting -mblock-ops-vector-pair.
2022-08-03 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/106514
* value-relation.cc (path_oracle::killing_def) Do not walk the
equivalence set clearing bits.
2022-08-03 Tamar Christina <tamar.christina@arm.com>
* tree-ssa-phiopt.cc (minmax_replacement): Optionally search for the phi
sequence of a three-way conditional.
(replace_phi_edge_with_variable): Support diamonds.
(tree_ssa_phiopt_worker): Detect diamond phi structure for three-way
min/max.
(strip_bit_not, invert_minmax_code): New.
2022-08-03 Richard Earnshaw <rearnsha@arm.com>
PR rtl-optimization/106187
* alias.h (mems_same_for_tbaa_p): Declare.
* alias.cc (mems_same_for_tbaa_p): New function.
* dse.cc (record_store): Use it instead of open-coding
alias check.
* cselib.h (cselib_redundant_set_p): Declare.
* cselib.cc: Include alias.h
(cselib_redundant_set_p): New function.
* cfgcleanup.cc: (mark_effect): Use cselib_redundant_set_p instead
of rtx_equal_for_cselib_p.
* postreload.cc (reload_cse_simplify): Use cselib_redundant_set_p.
(reload_cse_noop_set_p): Delete.
2022-08-03 Martin Liska <mliska@suse.cz>
* doc/gcov-dump.texi: Document the new option.
* gcov-dump.cc (main): Parse the new option.
(print_usage): Show the option.
(tag_counters): Sort key:value pairs of TOP N counter.
2022-08-03 Martin Liska <mliska@suse.cz>
* profile.cc (compute_branch_probabilities): Do not collect
stats unless TDF_DETAILS.
2022-08-03 Roger Sayle <roger@nextmovesoftware.com>
Uroš Bizjak <ubizjak@gmail.com>
PR target/47949
* config/i386/i386.md (peephole2): New peephole2 to convert
SWI48 moves to/from %rax/%eax where the src is dead to xchg,
when optimizing for minimal size with -Oz.
2022-08-03 Roger Sayle <roger@nextmovesoftware.com>
* config/i386/i386.md (*cmp<dwi>_doubleword): Add a special case
to split comparisons against -1 using AND and CMP -1 instructions.
2022-08-03 Roger Sayle <roger@nextmovesoftware.com>
* config/i386/i386-features.cc (compute_convert_gain): Add gain
for converting suitable TImode shift to a V1TImode shift.
(timode_scalar_chain::convert_insn): Add support for converting
suitable ASHIFT and LSHIFTRT.
(timode_scalar_to_vector_candidate_p): Consider logical shifts
by integer constants that are multiples of 8 to be candidates.
2022-08-03 Roger Sayle <roger@nextmovesoftware.com>
Segher Boessenkool <segher@kernel.crashing.org>
Richard Sandiford <richard.sandiford@arm.com>
* simplify-rtx.cc (simplify_unary_operation_1) <ABS>: Add
optimizations for CLRSB, PARITY, POPCOUNT, SS_ABS and LSHIFTRT
that are all positive to complement the existing FFS and
idempotent ABS simplifications.
<SIGN_EXTEND>: Canonicalize SIGN_EXTEND to ZERO_EXTEND when
val_signbit_known_clear_p is true of the operand.
Simplify sign extensions of SUBREG truncations of operands
that are already suitably (zero) extended.
<ZERO_EXTEND>: Simplify zero extensions of SUBREG truncations
of operands that are already suitably zero extended.
2022-08-02 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/106510

2
gcc/DATESTAMP
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20220803
20220804

15
gcc/d/ChangeLog
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2022-08-03 Iain Buclaw <ibuclaw@gdcproject.org>
* dmd/MERGE: Merge upstream dmd d7772a2369.
* dmd/VERSION: Bump version to v2.100.1.
* d-codegen.cc (get_frameinfo): Check whether decision to generate
closure changed since semantic finished.
* d-lang.cc (d_handle_option): Remove handling of -fdebug=level and
-fversion=level.
* decl.cc (DeclVisitor::visit (VarDeclaration *)): Generate evaluation
of noreturn variable initializers before throw.
* expr.cc (ExprVisitor::visit (AssignExp *)): Don't generate
assignment for noreturn types, only evaluate for side effects.
* lang.opt (fdebug=): Undocument -fdebug=level.
(fversion=): Undocument -fversion=level.
2022-07-06 Iain Buclaw <ibuclaw@gdcproject.org>
* dmd/MERGE: Merge upstream dmd 56589f0f4.

35
gcc/testsuite/ChangeLog
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2022-08-03 Jose E. Marchesi <jose.marchesi@oracle.com>
PR testsuite/106515
* gcc.dg/debug/btf/btf-int-1.c: Fix regexps in
scan-assembler-times.
2022-08-03 Tamar Christina <tamar.christina@arm.com>
* gcc.dg/tree-ssa/split-path-1.c: Disable phi-opts so we don't optimize
code away.
* gcc.dg/tree-ssa/minmax-10.c: New test.
* gcc.dg/tree-ssa/minmax-11.c: New test.
* gcc.dg/tree-ssa/minmax-12.c: New test.
* gcc.dg/tree-ssa/minmax-13.c: New test.
* gcc.dg/tree-ssa/minmax-14.c: New test.
* gcc.dg/tree-ssa/minmax-15.c: New test.
* gcc.dg/tree-ssa/minmax-16.c: New test.
* gcc.dg/tree-ssa/minmax-3.c: New test.
* gcc.dg/tree-ssa/minmax-4.c: New test.
* gcc.dg/tree-ssa/minmax-5.c: New test.
* gcc.dg/tree-ssa/minmax-6.c: New test.
* gcc.dg/tree-ssa/minmax-7.c: New test.
* gcc.dg/tree-ssa/minmax-8.c: New test.
* gcc.dg/tree-ssa/minmax-9.c: New test.
2022-08-03 Roger Sayle <roger@nextmovesoftware.com>
Uroš Bizjak <ubizjak@gmail.com>
PR target/47949
* gcc.target/i386/pr47949.c: New test case.
2022-08-03 Roger Sayle <roger@nextmovesoftware.com>
* gcc.target/i386/sse4_1-stv-7.c: New test case.
2022-08-02 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/106510

11
libphobos/ChangeLog
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2022-08-03 Iain Buclaw <ibuclaw@gdcproject.org>
* configure: Regenerate.
* configure.ac (libtool_VERSION): Update to 4:0:0.
* libdruntime/MERGE: Merge upstream druntime d7772a2369.
* libdruntime/Makefile.am (DRUNTIME_DSOURCES): Add
core/internal/array/duplication.d.
* libdruntime/Makefile.in: Regenerate.
* src/MERGE: Merge upstream phobos 5748ca43f.
* testsuite/libphobos.gc/nocollect.d:
2022-07-06 Iain Buclaw <ibuclaw@gdcproject.org>
* libdruntime/MERGE: Merge upstream druntime 651389b5.