return new OPT_MemoryOperand(base, index, scale, 0, size, loc, guard);
return new OPT_MemoryOperand(base, index, scale, Offset.zero(), size, loc, guard);
  public static OPT_MemoryOperand BIS(OPT_RegisterOperand base,                                      OPT_RegisterOperand index,                                      byte scale,                                      byte size,                                      OPT_LocationOperand loc,                                      OPT_Operand guard) {    return new OPT_MemoryOperand(base, index, scale, 0, size, loc, guard);  }