de.fub.bytecode.generic
Class DUP

java.lang.Object
  |
  +--de.fub.bytecode.generic.Instruction
        |
        +--de.fub.bytecode.generic.StackInstruction
              |
              +--de.fub.bytecode.generic.DUP

All Implemented Interfaces:

java.lang.Cloneable, PushInstruction, java.io.Serializable, StackProducer

public class DUP

extends StackInstruction

implements PushInstruction

DUP - Duplicate top operand stack word

Stack: ..., word -> ..., word, word

Version:

$Id: DUP.java,v 1.5 2001/05/09 09:26:57 dahm Exp $

Author:

M. Dahm

See Also:

Serialized Form

Fields inherited from class de.fub.bytecode.generic.Instruction

length, opcode

Constructor Summary

DUP()

Method Summary

void	accept(Visitor v) Call corresponding visitor method(s).

Methods inherited from class de.fub.bytecode.generic.StackInstruction

getType

Methods inherited from class de.fub.bytecode.generic.Instruction

consumeStack, consumeStack, copy, dump, getLength, getOpcode, getTag, initFromFile, produceStack, produceStack, readInstruction, toString, toString, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface de.fub.bytecode.generic.StackProducer

produceStack

Constructor Detail

DUP

public DUP()

Method Detail

accept

public void accept(Visitor v)

Call corresponding visitor method(s). The order is: Call visitor methods of implemented interfaces first, then call methods according to the class hierarchy in descending order, i.e., the most specific visitXXX() call comes last.

Overrides:

accept in class Instruction

Parameters:

v - Visitor object