Fix shuffle lowering code to stop creating temporary DAG nodes to do shuffle mask checks on. This seemed to be confusing things such that vector_shuffle ops to got through to iselection. This is another step towards removing the vector_shuffle handling patterns from isel.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150296 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed