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

Class SPDC

java.lang.Object

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

All Implemented Interfaces:

Comparable<SPDC>

@Ser
public class SPDC
extends Object
implements Comparable<SPDC>

"Stack Pointer Delta Candidate". Immutable.

Candidate for a stack pointer delta (eg, SP-out, SP-highest). Placeholder for a triplet (offset, guarantee, origin).

See Also:

• SPDDeterminer

Field Summary

Fields

Modifier and Type	Field	Description
static final int	GUARANTEE_HIGH
static final int	GUARANTEE_LOW
static final int	GUARANTEE_MEDIUM
static final int	GUARANTEE_UNKNOWN
static final int	ORIGIN_ANALYSIS
static final int	ORIGIN_NATIVE
static final int	ORIGIN_SIMULATION
static final int	ORIGIN_UNKNOWN
static final int	ORIGIN_USER
static final SPDC	Unknown	An unknown SP-delta candidate: offset is 0, guarantee and origin levels are 0.

Constructor Summary

Constructors

Constructor	Description
SPDC(int value, int guarantee, int origin)

Method Summary

Modifier and Type	Method	Description
SPDC	clone()
int	compareTo(SPDC o)
boolean	equals(Object obj)
static SPDC	getBest(SPDC a, SPDC b)	note: if both candidates are "equally-best", the first one (a) is returned.
int	getGuarantee()
int	getOrigin()
int	getValue()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

Unknown

public static final SPDC Unknown

An unknown SP-delta candidate: offset is 0, guarantee and origin levels are 0.

GUARANTEE_UNKNOWN

public static final int GUARANTEE_UNKNOWN

See Also:

• Constant Field Values

GUARANTEE_LOW

public static final int GUARANTEE_LOW

See Also:

• Constant Field Values

GUARANTEE_MEDIUM

public static final int GUARANTEE_MEDIUM

See Also:

• Constant Field Values

GUARANTEE_HIGH

public static final int GUARANTEE_HIGH

See Also:

• Constant Field Values

ORIGIN_UNKNOWN

public static final int ORIGIN_UNKNOWN

See Also:

• Constant Field Values

ORIGIN_SIMULATION

public static final int ORIGIN_SIMULATION

See Also:

• Constant Field Values

ORIGIN_ANALYSIS

public static final int ORIGIN_ANALYSIS

See Also:

• Constant Field Values

ORIGIN_NATIVE

public static final int ORIGIN_NATIVE

See Also:

• Constant Field Values

ORIGIN_USER

public static final int ORIGIN_USER

See Also:

• Constant Field Values

Constructor Details

SPDC

public SPDC(int value,
 int guarantee,
 int origin)

Method Details

getBest

public static SPDC getBest(SPDC a,
 SPDC b)

note: if both candidates are "equally-best", the first one (a) is returned.

getValue

public int getValue()

getGuarantee

public int getGuarantee()

getOrigin

public int getOrigin()

clone

public SPDC clone()

Overrides:

clone in class Object

compareTo

public int compareTo(SPDC o)

Specified by:

compareTo in interface Comparable<SPDC>

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object