def METHOD_NAME(self, op):
    # TODO: Once we fix the postfix handling, come back and mop this up
    if op.prefixes & PREFIX_REX_W:
        rax = self.getRegister(REG_RAX)
        rdi = self.getRegister(REG_RDI)
        self.writeMemory(rdi, struct.pack("<Q", rax))
        if self.getFlag(EFLAGS_DF):
            rdi -= 8
        else:
            rdi += 8
        self.setRegister(REG_RDI, rdi)
    else:
        e_i386.IntelEmulator.METHOD_NAME(self, op)