tree b02ecf645553aa72babfadab474116a7d6f087fc
parent bfc1a79c5bc7cb5360bf70773cc2d849379bf507
author Chris Lattner <sabre@nondot.org> 1143583913 +0000
committer Chris Lattner <sabre@nondot.org> 1143583913 +0000

Canonicalize VECTOR_SHUFFLE(X, X, Y) -> VECTOR_SHUFFLE(X,undef,Y')


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27235 91177308-0d34-0410-b5e6-96231b3b80d8