Differential Revision: https://reviews.llvm.org/D81568

Differential Revision: https://reviews.llvm.org/D81567

Summary:
It makes it much harder to use from other modules when one of the
parameters is an argparse Namespace.  This commit makes it easier
to use CmpRuns programmatically.

Differential Revision: https://reviews.llvm.org/D81566

Differential Revision: https://reviews.llvm.org/D81565

Differential Revision: https://reviews.llvm.org/D81564

Summary:
JSON format is a bit more verbose and easier to reason about
and extend.  For this reason, before extending SATestBuild
functionality it is better to refactor the part of how we
configure the whole system.

Differential Revision: https://reviews.llvm.org/D81563

Differential Revision: https://reviews.llvm.org/D81642

Differential Revision: https://reviews.llvm.org/D80517

Summary:
The field decl (in the testcase) was still valid, which results in a
valid RecordDecl, it led to crash when performing struct layout,
and computing struct size etc.

Reviewers: sammccall

Subscribers: cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D81913

Summary:
Fix in getDescAsStringRef to not use a reference to a
temporary type and added a testcase.

Reviewers: arsenm, saiislam, scott.linder

Reviewed By: scott.linder

Subscribers: wdng, mgorny, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D81653

This reverts commit 69bdfb07.

Reverting to investigate https://bugs.llvm.org/show_bug.cgi?id=46343

Summary: Couple of tests to showcase what will be done and what to expect with ICV tracking.

Reviewers: jdoerfert, JonChesterfield

Subscribers: yaxunl, guansong, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D81114

Summary:
Before unwinding the stack, `__asan_handle_no_return` is supposed to
unpoison the entire stack - that is, remove the entries in the shadow
memory corresponding to stack (e.g. redzone markers around variables).
This does not work correctly if `__asan_handle_no_return` is called from
the alternate stack used in signal handlers, because the stack top is
read from a cache, which yields the default stack top instead of the
signal alternate stack top.

It is also possible to jump between the default stack and the signal
alternate stack. Therefore, __asan_handle_no_return needs to unpoison
both.

Reviewers: vitalybuka, kubamracek, kcc, eugenis

Reviewed By: vitalybuka

Subscribers: phosek, #sanitizers

Tags: #sanitizers

Differential Revision: https://reviews.llvm.org/D76986

Some paths can have special chars like `file++c.cpp` in this case the regex will
fail if we don't escape it.

If PTEST is not available, then we're guaranteed to be performing a 128-bit vector comparison using MOVMSK(PCMPEQB(v16i8)).

This reverts commit 8c6c49f2.

As discussed offline, this patch breaks internal builds and tests so I'm
reverting it for now.

Summary: This adds a customization point to support unpoisoning of signal alternate stacks on POSIX.

Reviewers: vitalybuka

Reviewed By: vitalybuka

Subscribers: #sanitizers

Tags: #sanitizers

Differential Revision: https://reviews.llvm.org/D81577

Note that .eh_frame sections are generated in the 32-bit format even
when debug sections are 64-bit, for compatibility reasons. They use
relative references between entries, so they hardly benefit from the
64-bit format.

Differential Revision: https://reviews.llvm.org/D81149

DW_FORM_sec_offset was introduced in DWARFv4, so, for 64-bit DWARFv3,
DW_FORM_data8 should be used instead.

Differential Revision: https://reviews.llvm.org/D81148

In addition, the patch fixes referencing the section within
a compilation unit.

Differential Revision: https://reviews.llvm.org/D81147

Differential Revision: https://reviews.llvm.org/D81146

The patch enables producing DWARF64 compilation units and fixes
generating references to .debug_abbrev and .debug_line sections.
A similar change for .debug_ranges/.debug_rnglists will be added
in a forthcoming patch.

Differential Revision: https://reviews.llvm.org/D81145

Differential Revision: https://reviews.llvm.org/D81144

The patch adds an option `--dwarf64` to instruct a tool to generate
debug information in the 64-bit DWARF format. There is no real
implementation yet, only a few compatibility checks.

Differential Revision: https://reviews.llvm.org/D81143

This patch extends MatchVectorAllZeroTest to handle OR vector reduction patterns where the result is compared against zero.

Fixes PR45378

Differential Revision: https://reviews.llvm.org/D81547

[X86][SSE] combineVectorSizedSetCCEquality - move single Subtarget.hasAVX() use into condition. NFC.

We already have Subtarget.hasSSE2() and Subtarget.useAVX512Regs() in the condition - seems to be a legacy from when we had multiple uses.

Fix memref region compute for 0-d memref accesses in certain cases (when
there are loops surrounding such 0-d accesses).

Differential Revision: https://reviews.llvm.org/D81792

Have TTI::getInstructionThroughput call getUserCost for Br, Ret and
PHI. This now means that eveything in getInstructionThroughput is
handled by getUserCost.

Differential Revision: https://reviews.llvm.org/D79849

The variable was not used anywhere except assert and causes build
warnings in the optimized builds.

Clanup after 913bc312

The grouping now reflects the grouping on cppreference.com.

Add the following canonicalization
- and(x, 1) -> x
- subi(x, 0) -> x

Differential Revision: https://reviews.llvm.org/D81534

- Modify HasParent trait to allow one of several op's as a parent -
- Expose this trait in the ODS framework using the ParentOneOf<> trait.

Differential Revision: https://reviews.llvm.org/D81880

Reviewed By: dmgreen

Differential Revision: https://reviews.llvm.org/D81814