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| author | Kai Luo <lkail@cn.ibm.com> | 2024-02-26 09:43:20 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-02-26 09:43:20 +0800 |
| commit | 0f02431273faa2cd001c59fd5de767659bc0c976 (patch) | |
| tree | cbed6a40bf0f322f524db42a850033e202c23c29 /llvm/lib/ProfileData/Coverage/CoverageMapping.cpp | |
| parent | c67a4ae47c86f1f390db7ba0ea9c021abff130f8 (diff) | |
| download | llvm-0f02431273faa2cd001c59fd5de767659bc0c976.zip llvm-0f02431273faa2cd001c59fd5de767659bc0c976.tar.gz llvm-0f02431273faa2cd001c59fd5de767659bc0c976.tar.bz2 | |
[InstCombine] Fold (sub (xor X, (sext C)), (sext C)) => (select C (neg X), X) (#79417)
This is useful when computing absdiff.
Correctness prove: https://alive2.llvm.org/ce/z/eMbxps,
https://alive2.llvm.org/ce/z/SNCWJe.
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Co-authored-by: Yingwei Zheng <dtcxzyw@qq.com>
Diffstat (limited to 'llvm/lib/ProfileData/Coverage/CoverageMapping.cpp')
0 files changed, 0 insertions, 0 deletions