org.jikesrvm.osr

Class VariableMap

java.lang.Object

org.jikesrvm.osr.VariableMap

public final class VariableMap
extends Object

VariableMap, non-encoded yet

 VariableMap          ---> LinkedList of VariableMapElement
 VariableMapElement   ---> (OsrPoint, LinkedList of MethodVariables)
 MethodVariables      ---> (Method, PC, List of LocalRegTuple)
 LocalRegTuple   ---> ( LocalNum, regOp, Type ) or ( StackNum, regOp, Type )
 

*

Field Summary

Fields

Modifier and Type	Field and Description
LinkedList<VariableMapElement>	list

Constructor Summary

Constructors

Constructor and Description
VariableMap()

Method Summary

Modifier and Type	Method and Description
int	getNumberOfElements()
void	insert(Instruction inst, LinkedList<MethodVariables> mvarList) Inserts a new entry into the GCIRMap
void	insertFirst(Instruction inst, LinkedList<MethodVariables> mvarList) Inserts a new entry at the begin of the list.
ListIterator<VariableMapElement>	iterator() Creates and returns an enumerator for this object
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

list

public final LinkedList<VariableMapElement> list

Constructor Detail

VariableMap

public VariableMap()

Method Detail

getNumberOfElements

public int getNumberOfElements()

insert

public void insert(Instruction inst,
                   LinkedList<MethodVariables> mvarList)

Inserts a new entry into the GCIRMap

Parameters:

inst - the IR instruction we care about

mvarList - the set of symbolic registers as a list

insertFirst

public void insertFirst(Instruction inst,
                        LinkedList<MethodVariables> mvarList)

Inserts a new entry at the begin of the list.

Parameters:

inst - the IR instruction we care about

mvarList - the set of symbolic registers as a list

iterator

public ListIterator<VariableMapElement> iterator()

Creates and returns an enumerator for this object

Returns:

an iterator for this object

toString

public String toString()

Overrides:

toString in class Object

Returns:

string version of this object