Look for VECTOR_SHUFFLE that's identity operation on either LHS or RHS. This can...
authorEvan Cheng <evan.cheng@apple.com>
Tue, 19 Jun 2007 00:02:56 +0000 (00:02 +0000)
committerEvan Cheng <evan.cheng@apple.com>
Tue, 19 Jun 2007 00:02:56 +0000 (00:02 +0000)
commit49892af2643cb81d33209a5f30ba02a04d6d52bc
tree325a0bdd7d08ce7066b7c64af76a80569f59ccc8
parentd2e8442a1364ed945f11dc35d3fd905957895723
Look for VECTOR_SHUFFLE that's identity operation on either LHS or RHS. This can happen before DAGCombiner catches it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37636 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86ISelLowering.cpp