fmvh.x.q
Floating-Point Move High Half to Integer from Quad-Precision
This instruction is defined by:
Synopsis
The fmvh.x.q instruction moves bits 127:64 of floating-point register fs1 into integer register xd.
It is encoded in the OP-FP major opcode with funct3=0, rs2=1, and funct7=1110011.