protected final boolean MASK_AND_OR (OPT_Operand and, OPT_Operand or) { int value1 = IV(and); int value2 = IV(or); return  ((~value1 & value2) == value2) && MASK(value1);
protected final boolean MASK_AND_OR (int and, int or) { return  ((~and & or) == or) && MASK(and);
  protected final boolean MASK_AND_OR (OPT_Operand and, OPT_Operand or) {    int value1 = IV(and);    int value2 = IV(or);    return  ((~value1 & value2) == value2) && MASK(value1);  }