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| author | Roman Lebedev <lebedev.ri@gmail.com> | 2021-05-09 23:14:17 +0300 |
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| committer | Roman Lebedev <lebedev.ri@gmail.com> | 2021-05-10 00:03:20 +0300 |
| commit | 11b0568dce5a72d45780d07398650693537bfa67 (patch) | |
| tree | 64ecab52766c5805dba9d11fd8bdfe8b31d8c07e /llvm/lib/Demangle/RustDemangle.cpp | |
| parent | 8d0e2d2b0f0f555549255ee812f7ff5297b79420 (diff) | |
| download | llvm-11b0568dce5a72d45780d07398650693537bfa67.zip llvm-11b0568dce5a72d45780d07398650693537bfa67.tar.gz llvm-11b0568dce5a72d45780d07398650693537bfa67.tar.bz2 | |
[X86] AMD Zen 3: same-reg SBB is a dependency-breaking instruction
As confirmed by exegesis measurements, and ref docs.
It does actually execute.
While there, bump latency for MULX32rr, that seems to match measurements.
Diffstat (limited to 'llvm/lib/Demangle/RustDemangle.cpp')
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