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Commit 48a3b545 authored by Simon Pilgrim's avatar Simon Pilgrim
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[InstCombine][X86] Tweak generic expansion of PACKSS/PACKUS to shuffle then truncate. NFCI. 

This has no effect on constant folding but will be useful when we expand non-saturating PACKSS/PACKUS intrinsics.

llvm-svn: 359191
parent 0fc09d0d
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