coins.opt
Class DeadCodeElim

java.lang.Object
  coins.opt.DeadCodeElim

public class DeadCodeElim

extends java.lang.Object

Dead code elimination class.

Field Summary

protected int	fDbgLevel
Flow	flow
(package private) FlowResults	fResults
protected SubpFlow	fSubpFlow
Opt	opt

Constructor Summary

(package private)

DeadCodeElim(FlowResults pResults, Opt pOpt) Creates a new instance of DeadCodeElim

Method Summary

boolean	doBBlock(BBlock pBBlock) Perform dead code elimination for the given BBlock.
boolean	doSubp(SubpFlow pSubpFlow) Performs dead code elimination for the given SubpFlow.

Methods inherited from class java.lang.Object

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

Field Detail

fResults

final FlowResults fResults

flow

public final Flow flow

opt

public final Opt opt

fSubpFlow

protected SubpFlow fSubpFlow

fDbgLevel

protected int fDbgLevel

Constructor Detail

DeadCodeElim

DeadCodeElim(FlowResults pResults,
             Opt pOpt)

Creates a new instance of DeadCodeElim

Method Detail

doSubp

public boolean doSubp(SubpFlow pSubpFlow)

Performs dead code elimination for the given SubpFlow. Only checks each BBlock once.

doBBlock

public boolean doBBlock(BBlock pBBlock)

Perform dead code elimination for the given BBlock.