Add a missing pattern for movhps so that we get:

Add a missing pattern for movhps so that we get:

movq	(%ecx,%edx,2), %xmm2
movhps	(%ecx,%eax,2), %xmm2

rather than:

movq     (%eax, %edx, 2), %xmm2
movq     (%eax, %ebx, 2), %xmm3
movlhps  %xmm3, %xmm2

Testcase forthcoming.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95948 91177308-0d34-0410-b5e6-96231b3b80d8