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author | Noah Goldstein <goldstein.w.n@gmail.com> | 2023-03-02 02:34:41 -0600 |
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committer | Noah Goldstein <goldstein.w.n@gmail.com> | 2023-03-02 02:53:37 -0600 |
commit | 5705dc7606556f9f4ee48835e228cb5330692d6c (patch) | |
tree | a9bc6495344d2f0725e15b2ab05d4afd8fd06862 /llvm/utils/UpdateTestChecks/asm.py | |
parent | 6b5afda61c4ad6890e62cb8572a13a538316d31c (diff) | |
download | llvm-5705dc7606556f9f4ee48835e228cb5330692d6c.zip llvm-5705dc7606556f9f4ee48835e228cb5330692d6c.tar.gz llvm-5705dc7606556f9f4ee48835e228cb5330692d6c.tar.bz2 |
Recommit "[X86] Add `TuningPreferShiftShuffle` for when Shifts are preferable to shuffles." (2nd Try)
Move the opcode checks to after we have already verified we found a
valid shift instruction (`0 < ShiftAmt`) in `matchUnaryPermuteShuffle`
and `lowerShuffleAsShift`.
Reviewed By: pengfei, RKSimon
Differential Revision: https://reviews.llvm.org/D143786
Diffstat (limited to 'llvm/utils/UpdateTestChecks/asm.py')
0 files changed, 0 insertions, 0 deletions