coins.opt
Class GlobalVariableTemporalize

java.lang.Object
  coins.opt.GlobalVariableTemporalize

public class GlobalVariableTemporalize

extends java.lang.Object

Replace global variables to temporal variable in supprogram.

Field Summary

protected AliasAnal	fAliasAnal AliasAnal this object refer
protected int	fMinimumUseCountForTemporalize Minumum use count for temporalize default value is 2.
protected SubpDefinition	fSubpDef FlowResults this object refer
protected SubpFlow	fSubpFlow FlowResults this object refer
protected java.util.Set	fValidFunctionSet Set of function names that is not modify any global vars.

Constructor Summary

GlobalVariableTemporalize(SubpDefinition pSubpDef, SubpFlow pSubpFlow, AliasAnal pAliasAnal)
Construct this object.

Method Summary

boolean	doBBlock(BBlock pBBlock) Replace global variables to temporal variable in basic block
boolean	doSubprogram() Replace global variables to temporal variable in subprogram
protected AliasAnal	getAliasAnal() Get AliasAnal this object refer.
protected Debug	getDebug() Get Debug this object refer.
int	getMinimumUseCountForTemporalize() Get minimum use count for temporalize.
protected RecordAlias	getRecordAlias() Get RecordAlias this object refer.
protected SubpDefinition	getSubpDef() Get SubpDefinition this object refer.
protected SubpFlow	getSubpFlow() Get SubpFlow this object refer.
java.util.Set	getValidFunctions() Get function names that is not modify any global vars.
protected void	initialize() Initialize for replace global variables to temporal variable in supprogram.
void	setMinimumUseCountForTemporalize(int pCount) Set minimum use count for temporalize.
void	setValidFunctions(java.util.Set pValidFunctions) Set function names that is not modify any global vars.

Methods inherited from class java.lang.Object

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

Field Detail

fSubpDef

protected final SubpDefinition fSubpDef

FlowResults this object refer

fSubpFlow

protected final SubpFlow fSubpFlow

FlowResults this object refer

fAliasAnal

protected final AliasAnal fAliasAnal

AliasAnal this object refer

fMinimumUseCountForTemporalize

protected int fMinimumUseCountForTemporalize

Minumum use count for temporalize default value is 2.

fValidFunctionSet

protected java.util.Set fValidFunctionSet

Set of function names that is not modify any global vars.

Constructor Detail

GlobalVariableTemporalize

public GlobalVariableTemporalize(SubpDefinition pSubpDef,
                                 SubpFlow pSubpFlow,
                                 AliasAnal pAliasAnal)

Construct this object.

Parameters:

pSubpDef - Subp definition of adapting global variable temporalize

pSubpFlow - SubpFlow whitch is refered/changed.

pAliasAnal - Alias analysis whitch is refered.

Method Detail

getSubpDef

protected SubpDefinition getSubpDef()

Get SubpDefinition this object refer.

Returns:

SubpDefinition this object refer

getSubpFlow

protected SubpFlow getSubpFlow()

Get SubpFlow this object refer.

Returns:

SubpFlow this object refer

getAliasAnal

protected AliasAnal getAliasAnal()

Get AliasAnal this object refer.

Returns:

AliasAnal this object refer

getRecordAlias

protected RecordAlias getRecordAlias()

Get RecordAlias this object refer.

Returns:

RecordAlias this object refer

getDebug

protected Debug getDebug()

Get Debug this object refer.

Returns:

Debug this object refer

getMinimumUseCountForTemporalize

public int getMinimumUseCountForTemporalize()

Get minimum use count for temporalize.

Returns:

Minimum use count for temporalize

setMinimumUseCountForTemporalize

public void setMinimumUseCountForTemporalize(int pCount)

Set minimum use count for temporalize.

Parameters:

pCount - minimum use count for temporalize.

getValidFunctions

public java.util.Set getValidFunctions()

Get function names that is not modify any global vars.

Returns:

Set of function names that is not modify any global vars.

setValidFunctions

public void setValidFunctions(java.util.Set pValidFunctions)

Set function names that is not modify any global vars.

Parameters:

pValidFunctions - Set of function names that is not modify any global vars.

doSubprogram

public boolean doSubprogram()

Replace global variables to temporal variable in subprogram

Returns:

true if changed, else false.

doBBlock

public boolean doBBlock(BBlock pBBlock)

Replace global variables to temporal variable in basic block

Parameters:

pBBlock - BBlock replaceing global variables to temporal variable

Returns:

true if changed, else false.

initialize

protected void initialize()

Initialize for replace global variables to temporal variable in supprogram.