public void handler() {
            /*TODO*///UINT32 r, d;
            /*TODO*///PAIR b;
            /*TODO*///IDXWORD(b);
            /*TODO*///d = X;
            /*TODO*///r = d - b.d;
            /*TODO*///CLR_NZVC;
            /*TODO*///SET_FLAGS16(d, b.d, r);
            throw new UnsupportedOperationException("Unsupported");
        }