Package com.pnfsoftware.jeb.core.units.code.asm.decompiler.ir

Class VarSrc

java.lang.Object

com.pnfsoftware.jeb.core.units.code.asm.decompiler.ir.VarSrc

@Ser
public class VarSrc
extends Object

Variable-source object, that is, specify the variable(s) behind a variable-copy. A copy may be a duplicate, a pair, or a slice.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	VarSrc.E	A variable or slice of variable.

Method Summary

Modifier and Type	Method	Description
void	collectSourceIds(Collection<Integer> sink)
void	collectSourceIds(Collection<Integer> sink, Collection<Integer> exclusions)
boolean	containsSourceId(int id)
static VarSrc	dup(int srcid)
boolean	equals(Object obj)
int	getAsDuplicate()
Couple<Integer,Integer>	getAsPair()
Couple<Integer,Couple<Integer,Integer>>	getAsSlice()
Couple<Integer,Integer>	getAsTruncated()
List<VarSrc.E>	getSource()
List<Integer>	getSourceIds()
int	hashCode()
boolean	isDuplicate()
boolean	isPair()	special case of merge: 2 elements
boolean	isSlice()
boolean	isTruncated()	special case of slice: [0, x)
static VarSrc	pair(int srcidLo, int srcidHi)
static VarSrc	slice(int srcid, int bitbegin, Integer bitend)
String	toString()
static VarSrc	truncated(int srcid, int bitplit)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Details

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

dup

public static VarSrc dup(int srcid)

pair

public static VarSrc pair(int srcidLo,
 int srcidHi)

slice

public static VarSrc slice(int srcid,
 int bitbegin,
 Integer bitend)

truncated

public static VarSrc truncated(int srcid,
 int bitplit)

getSource

public List<VarSrc.E> getSource()

isDuplicate

public boolean isDuplicate()

getAsDuplicate

public int getAsDuplicate()

isPair

public boolean isPair()

special case of merge: 2 elements

getAsPair

public Couple<Integer,Integer> getAsPair()

Returns:

a tuple (src_id_lo, src_id_hi)

isSlice

public boolean isSlice()

getAsSlice

public Couple<Integer,Couple<Integer,Integer>> getAsSlice()

Returns:

a tuple (src_id, (bitbegin, bitend))

isTruncated

public boolean isTruncated()

special case of slice: [0, x)

getAsTruncated

public Couple<Integer,Integer> getAsTruncated()

Returns:

a tuple (src_id, bitsize)

containsSourceId

public boolean containsSourceId(int id)

collectSourceIds

public void collectSourceIds(Collection<Integer> sink)

getSourceIds

public List<Integer> getSourceIds()

collectSourceIds

public void collectSourceIds(Collection<Integer> sink,
 Collection<Integer> exclusions)

Parameters:

sink -

exclusions - optional