tree f31c45c105e79d1e9954bd36348e07e63814d487
parent cce940f6102202fa324fc19ee6f7427ad8860619
author Simon Pilgrim <llvm-dev@redking.me.uk> 1556200317 +0000
committer Simon Pilgrim <llvm-dev@redking.me.uk> 1556200317 +0000

[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.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@359191 91177308-0d34-0410-b5e6-96231b3b80d8