[X86] Collapse FP_TO_INT16_IN_MEM/FP_TO_INT32_IN_MEM/FP_TO_INT64_IN_MEM into a single opcode using memory VT to distinquish. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@353798 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed