prog.Reg = p.getRegister(prog, op, &a[2])
				prog.To = a[1]
				break
			}

			prog.From = a[0]
			prog.To = a[2]

			// If the second argument is not a register argument, it must be
			// passed RestArgs/AddRestSource
			switch a[1].Type {
			case obj.TYPE_REG:
				prog.Reg = p.getRegister(prog, op, &a[1])
			default:
				prog.AddRestSource(a[1])
			}
		case sys.RISCV64: