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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2025-01-24 07:20:14 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-01-24 07:20:14 +0000 |
| commit | ddd2f57b29661f21308eec0400fa92a6d075b0c6 (patch) | |
| tree | 004810b2be0ca2262746d051eeb41bdbc05bf6ef /llvm/lib/CodeGen/DFAPacketizer.cpp | |
| parent | f6253f8fe9ff43f2f09f8e743bb095a84829154a (diff) | |
| download | llvm-ddd2f57b29661f21308eec0400fa92a6d075b0c6.zip llvm-ddd2f57b29661f21308eec0400fa92a6d075b0c6.tar.gz llvm-ddd2f57b29661f21308eec0400fa92a6d075b0c6.tar.bz2 | |
[X86] Use NSW/NUW flags on ISD::TRUNCATE nodes to improve X86 PACKSS/PACKUS lowering (#123956)
If the NSW/NUW flags are present, then we can assume the source value is within bounds and saturation will not occur with the PACKSS/PACKUS instructions.
Fixes #87485
Diffstat (limited to 'llvm/lib/CodeGen/DFAPacketizer.cpp')
0 files changed, 0 insertions, 0 deletions