coins.opt
Class ConstPropagationAndFoldingHir

java.lang.Object
  coins.opt.ConstPropagationAndFolding
      coins.opt.ConstPropagationAndFoldingHir

public class ConstPropagationAndFoldingHir

extends ConstPropagationAndFolding

This class performs constant propagation and folding operations that are specific to HIR.

Field Summary

protected SubpFlowImpl	fSubpFlowImpl
HIR	hir

Fields inherited from class coins.opt.ConstPropagationAndFolding

fDataFlow, fDbgLevel, flowRoot, fResults, fSubpFlow, fUDList, JAVA_BYTE_SIZE, JAVA_CHAR_SIZE, JAVA_INT_SIZE, JAVA_LONG_SIZE, JAVA_SHORT_SIZE, opt, sym, symRoot

Constructor Summary

ConstPropagationAndFoldingHir(FlowResults pResults)

Method Summary

(package private) boolean	addressUsed(IR pIR)
(package private) IR	checkRHSAndRegister(SetRefRepr pSetRefRepr, java.util.Map pDefs)
(package private) java.lang.Object	constRHS(IR pDefNode)
(package private) IR	createConstNodeFromConst(java.lang.Object pConst)
(package private) IR	foldBinary(IR pParent, IR pChild, IR pChild0)

Methods inherited from class coins.opt.ConstPropagationAndFolding

doBBlock, doSubp, SkipConv

Methods inherited from class java.lang.Object

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

Field Detail

hir

public final HIR hir

fSubpFlowImpl

protected SubpFlowImpl fSubpFlowImpl

Constructor Detail

ConstPropagationAndFoldingHir

public ConstPropagationAndFoldingHir(FlowResults pResults)

Method Detail

checkRHSAndRegister

IR checkRHSAndRegister(SetRefRepr pSetRefRepr,
                       java.util.Map pDefs)

constRHS

java.lang.Object constRHS(IR pDefNode)

createConstNodeFromConst

IR createConstNodeFromConst(java.lang.Object pConst)

addressUsed

boolean addressUsed(IR pIR)

foldBinary

IR foldBinary(IR pParent,
              IR pChild,
              IR pChild0)