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| author | Roman Lebedev <lebedev.ri@gmail.com> | 2021-05-14 11:24:22 +0300 |
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| committer | Roman Lebedev <lebedev.ri@gmail.com> | 2021-05-14 11:56:07 +0300 |
| commit | 9c596bc5416a16247c4dfb4a564d93c6cb97fb9f (patch) | |
| tree | 2800b34b121bb5d42632a0b51f1e7eb5b14d696d /llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | |
| parent | 3567c7eda1fce98dd33341002c2062a2338761df (diff) | |
| download | llvm-9c596bc5416a16247c4dfb4a564d93c6cb97fb9f.zip llvm-9c596bc5416a16247c4dfb4a564d93c6cb97fb9f.tar.gz llvm-9c596bc5416a16247c4dfb4a564d93c6cb97fb9f.tar.bz2 | |
[X86] AMD Zen 3: same-reg SSE XMM XORPD is a 1-cycle(!) dep-breaking zero-idiom
Same as with it's float friend, unlike their AVX versions.
As confirmed by exegesis, and ref docs.
Diffstat (limited to 'llvm/lib/Bitcode/Writer/BitcodeWriter.cpp')
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