public Memory(Register _r1, Register _r2, Mult _mult, Immediate _imm, OPSIZE _size, Segment.SEG _seg)
{
r1 = _r1;
r2 = _r2;
mult = _mult;
imm = _imm;
if (imm != null)
{
imm.isOffset = true;
}
size = _size;
seg = _seg;
}