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Commit 38af615b authored by Craig Topper's avatar Craig Topper
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[X86] Use VPERMI2B for v16i8 shuffles if we have VBMI+VLX and would have... 

[X86] Use VPERMI2B for v16i8 shuffles if we have VBMI+VLX and would have otherwise used two PSHUFBs ORed together.

llvm-svn: 321249
parent 03b2bc48
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