Breaks build bots, details in D145718.

This reverts commit 7de77515.

We are seeing CHECK is triggered there, but it's unclear why.

Reviewed By: aartbik

Differential Revision: https://reviews.llvm.org/D145440

Instead of hardcoding the -1.0 exponent and mantissa separately from the
table, reuse the table entry for 1.0.

When searching the table we can change index 16 to index 0 if the sign
is negative. Or when indexing we can change index 0 to index 16 and remember
that we need to flip the sign.

I'm going to make another patch that has a f16 and f64 table and
this makes the code for those more similar.

(re-commit of cb38df4c with the correct commit message)

Reviewed By: phosek, kwk

Differential Revision: https://reviews.llvm.org/D138472

This reverts commit cb38df4c.

I accidentally committed this with the wrong commit message.

Stand-alone builds need an installed version of gtest in order to run
the unittests.

Reviewed By: mgorny, kwk

Differential Revision: https://reviews.llvm.org/D137890

We only need 2 bits of mantissa. The third bit was always 0.

It's required by Python 3.12, from https://docs.python.org/3.12/library/random.html "Changed in version 3.12: Automatic conversion of non-integer types is no longer supported."

Reviewed By: #lld-macho, int3

Differential Revision: https://reviews.llvm.org/D145826

This fixes parameter names mismatch in anonymous functions.

Differential Revision: https://reviews.llvm.org/D144407

credits to @jmagee

Stand-alone builds need an installed version of gtest in order to run
the unittests.

Reviewed By: mgorny, kwk

Differential Revision: https://reviews.llvm.org/D137890

DFAJumpThreading
JumpThreading
LibCallsShrink
LoopVectorize
SLPVectorizer
DeadStoreElimination
AggressiveDCE
CorrelatedValuePropagation
IndVarSimplify

These are part of the optimization pipeline, of which the legacy version is deprecated and being removed.

These do the same thing but we have a specific function for it.

"Interceptors" in this file aren't like the traditional interceptors
used by other sanitizers like asan. They're simply aliases to the
equivalent __sanitizer_* functions.

This also removes the WRAP(FN) declaration since it just creates
declarations for __interceptor_* functions but they seem to be unused.

Differential Revision: https://reviews.llvm.org/D145718

This takes the approach of using the loop based formation for scalable vectors only. We could potentially use the loop form for fixed vectors only, but we'd loose the unroll and specialize on constant vector logic which is already present. I don't have a strong opinion on whether the existing logic is worthwhile, I kept it mostly to minimize test churn.

Worth noting is that there is a better lowering available. The plain vector lowering appears to check only the first and last byte. By analogy, we should be able to check only the first active and last active byte in the masked op. This is a more invasive change to asan, and I decided simply supporting scalable vectors at all was a better starting place.

Differential Revision: https://reviews.llvm.org/D145198

This is a reland of a single file from D145727, which was reverted in 25ba9dcf. This test is using exact line number in the checks so if anything is rearranged the test fails. Moving hwasan on the same line fixes that issue.

Reviewed By: vitalybuka

Differential Revision: https://reviews.llvm.org/D145822

This is a follow on to D145108. This started as simply fixing the crash on an error case reported against that change, but I think this also ends up fixing the original reported issue (https://github.com/llvm/llvm-project/issues/49830) as well. More accurately, D145108 fixed the case where the cast resolves to an existing record, and this change fixes the case where the named record doesn't exist.

Differential Revision: https://reviews.llvm.org/D145711

I missed adding these in my last cleanup change :(

Reviewed By: aartbik

Differential Revision: https://reviews.llvm.org/D141532

Summary:
This variable was named incorrectly. We weren't getting needed flags
passed to object library builds.

A dialect can opt-in to handle versioning through the
`BytecodeDialectInterface`. Few hooks are exposed to the dialect to allow
managing a version encoded into the bytecode file. The version is loaded
lazily and allows to retrieve the version information while parsing the input
IR, and gives an opportunity to each dialect for which a version is present
to perform IR upgrades post-parsing through the `upgradeFromVersion` method.
Custom Attribute and Type encodings can also be upgraded according to the
dialect version using readAttribute and readType methods.

There is no restriction on what kind of information a dialect is allowed to
encode to model its versioning. Currently, versioning is supported only for
bytecode formats.

Reviewed By: rriddle, mehdi_amini

Differential Revision: https://reviews.llvm.org/D143647

This reverts commit 1a4d0eb8.

When the runtime dir path includes whitespace (ex. when it's installed
under "Program Files" on Windows), the lack of quotes causes the linker
to interpret the path as one or more arguments. None of these path
fragments exist, so the link fails.

Differential Revision: https://reviews.llvm.org/D145827

Patch D145640 wasn't building for me because .cpp files in
flang/lib/Optimizer/Dialect depend on the files generated in
.../build/include/llfm/IR.  But the .cpp file compilations were being
done before the needed include files were generated.

This patch fixes that by adding dependencies on "intrinsics_gen" to the
CMake files in two directories.

Differential Revision: https://reviews.llvm.org/D145825

This reverts commit 818e554e.

Causes miscompiles, see comments on D141188.

Previously only the very first gather/buildvector node might be probed for reshuffling of other nodes.
But the compiler may do the same for other gather/buildvector nodes too, just need to check the
dependency and postpone the emission of the dependent nodes, if the origin nodes were not emitted yet.

Part of D110978

Differential Revision: https://reviews.llvm.org/D144958

The idea is to split the callbacks that are used to consume dependency
information (DependencyConsumer) from callbacks that modify the scan
behaviour itself in any way (DependencyActionController). Currently this
is just lookupModuleOutput, but we have additional callbacks related to
CAS support that we intend to upstream in the future.

Differential Revision: https://reviews.llvm.org/D144058

Since FreeBSD 8 / 9 support was dropped from the Driver there is room to simplify
things with the ARM handling.

The exception model handling function can be removed.

EABI is now the default.

Reviewed By: dim

Differential Revision: https://reviews.llvm.org/D144823

Some extensions had them, some did not.

Reviewed By: asb

Differential Revision: https://reviews.llvm.org/D145817

order of incoming basic blocks, NFC.

Previously, the size of the debuginfod cache would grow without bound.
This change prunes the cache after a successful debuginfod lookup, as is
done in libdebuginfod.

The cache pruning behavior is configured by a new
DEBUGINFOD_CACHE_POLICY environment variable. The semantics of this are
the same as --thinlto_cache_policy.

Reviewed By: gulfem

Differential Revision: https://reviews.llvm.org/D145618

Differential Revision: https://reviews.llvm.org/D145789

Setting __FLT_EVAL_METHOD__ to -1 with fast-math will set
__GLIBC_FLT_EVAL_METHOD to 2 and long double ends up being used for
float_t and double_t. This creates some ABI breakage with various C libraries.
See details here: https://github.com/llvm/llvm-project/issues/60781

This reverts commit bbf0d193.

This one is easy -- Clang supports rvalue references in C++03 mode, so
we should be able to remove that conditional.

As a fly-by fix, turn a few static_casts to std::forward.

Differential Revision: https://reviews.llvm.org/D145701

These will be replaced by CMake's check_linker_flag once we update
the minimum CMake version 3.20.

Differential Revision: https://reviews.llvm.org/D145716