Fix a couple of shuffle patterns to use movhlps instead

Fix a couple of shuffle patterns to use movhlps instead
of movhps as the constraint.  Changes optimizations so
update testcases as appropriate as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86360 91177308-0d34-0410-b5e6-96231b3b80d8