[FastISel] Fix the patchpoint intrinsic lowering in FastISel for large target addresses.

This fixes a mistake where I accidentially dropped the upper 32bit of a
64bit pointer during FastISel lowering of the patchpoint intrinsic.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214367 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed