coins.simd
Class LirDefUseRel

java.lang.Object
  coins.simd.LirDefUseRel

public class LirDefUseRel

extends java.lang.Object

Class for a def-use relation

Constructor Summary

LirDefUseRel()
Constructs an LirDefUseRel object

Method Summary

void	add(LirNode e1, LirNode e2) Adds elements to a def-use table
void	build(java.util.Vector lirs) Builds a def-use relation from L-expressions
void	decompose(LirNode e) Decomposes a LirNode and adds to defTable, useTable
java.util.Vector	getChildren(LirNode e) Retrieves a L-expression related to given L-expression in def-userelation
java.util.Vector	getDefLirs(LirNode e) Retrieves L-expressions related to a given L-expression in defTable
java.util.Vector	getParents(LirNode e) Retrieves a L-expression related to given L-expression in use-def relation
Relation	getRelation() Returns a def-use relation
void	getRoots(java.util.List ls) Retrieves L-expressions which is not related to any L-expression in def-use relation
java.util.Vector	getUseLirs(LirNode e) Retrieves L-expressions related to a given L-expression in useTable
void	mkDefUseRel(java.util.Vector lirs) Makes a def-use relation from L-expressions

Methods inherited from class java.lang.Object

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

Constructor Detail

LirDefUseRel

public LirDefUseRel()

Constructs an LirDefUseRel object

Method Detail

mkDefUseRel

public void mkDefUseRel(java.util.Vector lirs)
                 throws SimdOptException

Makes a def-use relation from L-expressions

Parameters:

lirs - Vector

Throws:

SimdOptException

getRelation

public Relation getRelation()

Returns a def-use relation

Returns:

Relation

add

public void add(LirNode e1,
                LirNode e2)
         throws SimdOptException

Adds elements to a def-use table

Parameters:

e1 - LirNode

e2 - LirNode

Throws:

SimdOptException

decompose

public void decompose(LirNode e)
               throws SimdOptException

Decomposes a LirNode and adds to defTable, useTable

Parameters:

e - LirNode

Throws:

SimdOptException

build

public void build(java.util.Vector lirs)
           throws SimdOptException

Builds a def-use relation from L-expressions

Parameters:

lirs - Vector

Throws:

SimdOptException

getDefLirs

public java.util.Vector getDefLirs(LirNode e)

Retrieves L-expressions related to a given L-expression in defTable

Parameters:

e - LirNode

Returns:

Vector

getUseLirs

public java.util.Vector getUseLirs(LirNode e)

Retrieves L-expressions related to a given L-expression in useTable

Parameters:

e - LirNode

Returns:

Vector

getParents

public java.util.Vector getParents(LirNode e)

Retrieves a L-expression related to given L-expression in use-def relation

Parameters:

e - LirNode

Returns:

Vector

getChildren

public java.util.Vector getChildren(LirNode e)

Retrieves a L-expression related to given L-expression in def-userelation

Parameters:

e - LirNode

Returns:

Vector

getRoots

public void getRoots(java.util.List ls)

Retrieves L-expressions which is not related to any L-expression in def-use relation

Parameters:

ls - List