dovs.instructions
Class Icheckcast

java.lang.Object
  dovs.instructions.Instruction
      dovs.instructions.Icheckcast

public class Icheckcast
extends Instruction

A checkcast instruction.

Field Summary

private TypeSignature

sig

Constructor Summary

Icheckcast(TypeSignature sig)

Method Summary

Object	getArg(int i) Returns the specified numbered argument as given to the constructor.
int	stackChange() Returns the number of stack slots that the stack height will change when this instruction is executed.
String	toAsm() Returns the instruction in jasmin format.

Methods inherited from class dovs.instructions.Instruction

canFallThrough, canJump, getID, getID, getTarget, localAccess

Methods inherited from class java.lang.Object

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

Field Detail

sig

private TypeSignature sig

Constructor Detail

Icheckcast

public Icheckcast(TypeSignature sig)

Method Detail

toAsm

public String toAsm()

Description copied from class: Instruction

Returns the instruction in jasmin format.

Specified by:

toAsm in class Instruction

Returns:

the instruction as a string

stackChange

public int stackChange()

Description copied from class: Instruction

Returns the number of stack slots that the stack height will change when this instruction is executed. A positive value means the stack will grow. A negative value means the stack will shrink.

Specified by:

stackChange in class Instruction

Returns:

the stack change

getArg

public Object getArg(int i)

Description copied from class: Instruction

Returns the specified numbered argument as given to the constructor.

Overrides:

getArg in class Instruction

Parameters:

i - the index of the argument.

Returns:

the specified argument.