Merge llvm-project release/21.x llvmorg-21.1.8-0-g2078da43e25a

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project release/21.x llvmorg-21.1.8-0-g2078da43e

Merge llvm-project release/21.x llvmorg-21.1.8-0-g2078da43e25a

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project release/21.x llvmorg-21.1.8-0-g2078da43e25a,
a.k.a. 21.1.8 release.

PR: 292067
MFC after: 1 month

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Merge commit 598f21e9fcf7 from llvm git (by zhijian lin):

[PowerPC] need to set CallFrameSize for the pass PPCReduceCRLogicals when insert a new block (#151017)

In the [ [CodeGen] Store call f

Merge commit 598f21e9fcf7 from llvm git (by zhijian lin):

[PowerPC] need to set CallFrameSize for the pass PPCReduceCRLogicals when insert a new block (#151017)

In the [ [CodeGen] Store call frame size in
MachineBasicBlock](https://reviews.llvm.org/D156113), it mentions When a
basic block has been split in the middle of a call sequence. the call
frame size may not be zero, it need to set the setCallFrameSize for the
new MachineBasicBlock. but in the function `splitMBB(BlockSplitInfo
&BSI)` in the llvm/lib/Target/PowerPC/PPCReduceCRLogicals.cpp , it do
not setCallFrameSzie for the new MachineBasicBlock `NewMBB`, we will
setCallFrameSzie in the patch.

the patch fix the crash mention in
https://github.com/llvm/llvm-project/pull/144594#issuecomment-2993736654

This fixes "error in backend: Found 1 machine code errors" while
crypto/openssh/packet.c for PowerPC64.

PR: 292067
MFC after: 1 month

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Merge llvm-project release/21.x llvmorg-21.1.7-0-gcd708029e0b2

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project release/21.x llvmorg-21.1.7-0-gcd708029e

Merge llvm-project release/21.x llvmorg-21.1.7-0-gcd708029e0b2

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project release/21.x llvmorg-21.1.7-0-gcd708029e0b2,
a.k.a. 21.1.7 release.

PR: 292067
MFC after: 1 month

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Merge llvm-project main llvmorg-21-init-19288-gface93e724f4

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project main llvmorg-21-init-19288-gface93e724f4, t

Merge llvm-project main llvmorg-21-init-19288-gface93e724f4

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvm-project main llvmorg-21-init-19288-gface93e724f4, the
last commit before the upstream release/21.x branch was created.

PR: 292067
MFC after: 1 month

show more ...