int gen_rhs(int lhs)
{
	int rhs = 0, rhs_lsb, i;
	for(i = 0; i < 32; ++i)
	{
		rhs_lsb = rhs & 1;
		rhs = ((lhs & 1) << 15) + (rhs >> 1);
		if(rhs_lsb == 1)
			rhs ^= 33800;
		lhs >>= 1;
	}
	return rhs;
}