[X86] Also fix the test for _mm512_mullo_epi64 to test the intrinsic instead of a copy of the intrinsic implementation.
[X86] Also fix the test for _mm512_mullo_epi64 to test the intrinsic instead of a copy of the intrinsic implementation.

This had the same issue I just fixed in r336739. Apparently I copy pasted _mm512_mullo_epi64 when I added _mm512_mullox_epi64.

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@336740 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang