public Int128 IFetch(Int128 adr)
{
ulong nn;
Int128 j, k;
ulong ad = adr.low();
if (1 == 1)
{
ad &= 0xfffffffffffffff0L;
nn = ((ad - 0xFFFFFFFFFFC0000L) >> 4) & 0x3fffL;
j = rom[nn].Clone();
return(j);
}
}