case Const.INSTANCEOF:
{
int index= bytes.readUnsignedShort();
InstanceofExpression ex= new InstanceofExpression();
Expression objectref= stack.pop();
ex.setLeftOperand(objectref);
ConstantClass c= (ConstantClass) constantPool.getConstant(index);
ObjectType type= new ObjectType(c.getBytes(constantPool).replace('/', '.'));
ex.setRightOperand(type);
ex.widen(objectref);
instruction= ex;
break;
}
case Const.ACONST_NULL: