jef.dna.instructions.impl
Class DCmpg

java.lang.Object
  extended by jef.dna.instructions.impl.InstructionAncestor
      extended by jef.dna.instructions.impl.DCmpg
All Implemented Interfaces:
java.lang.Cloneable, Instruction, BytesCountable

public class DCmpg
extends InstructionAncestor

This class maps the DCMPG bytecode instruction which compares two doubles took from the top of the stack.

Author:
Francesco Russo (frusso@cs.unibo.it)

Field Summary
 
Fields inherited from class jef.dna.instructions.impl.InstructionAncestor
logger, opCode, operands, operandsCount
 
Constructor Summary
DCmpg()
          Creates a new instance of DCmpg
 
Method Summary
 int updateRefs(int offset)
          This method must implement the logic necessary to update all the references to constant pool table's entries contained within the bytecode instruction.
 
Methods inherited from class jef.dna.instructions.impl.InstructionAncestor
clone, fromArray, getBytesCount, getOpCode, getOperands, getOperandsCount, setOpCode, setOperands, setOperandsCountPosticipated, toArray
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DCmpg

public DCmpg()
Creates a new instance of DCmpg

Method Detail

updateRefs

public int updateRefs(int offset)
This method must implement the logic necessary to update all the references to constant pool table's entries contained within the bytecode instruction.

Specified by:
updateRefs in interface Instruction
Overrides:
updateRefs in class InstructionAncestor
Parameters:
offset - The offset used for updating expressed as number of cpt's entries to be skipped
Returns:
int The number of processed words within the current bytecode instruction