public class AntiDepAbsVal extends java.lang.Object implements AbstractValue<AntiDepAbsVal>
Modifier and Type | Field and Description |
---|---|
static AntiDepAbsVal |
EMPTY |
protected java.util.Set<EdgeIdentifier> |
ru
Uses reaching this node.
|
Constructor and Description |
---|
AntiDepAbsVal() |
AntiDepAbsVal(java.util.Set<EdgeIdentifier> ru) |
Modifier and Type | Method and Description |
---|---|
AntiDepAbsVal |
addReachingUse(EdgeIdentifier d) |
boolean |
equals(java.lang.Object obj) |
int |
hashCode() |
boolean |
isBottom()
An AbstractValue may indicate that it is the bottom element.
|
boolean |
leq(AntiDepAbsVal that)
Is the given object less than or equal to this one
|
java.util.Set<EdgeIdentifier> |
reachingUses() |
java.lang.String |
toString() |
AntiDepAbsVal |
upperBound(AntiDepAbsVal that)
Compute the upper bound of
this and o |
AntiDepAbsVal |
widen(AntiDepAbsVal that)
Compute the widening operator on
this and o . |
protected final java.util.Set<EdgeIdentifier> ru
public static final AntiDepAbsVal EMPTY
public AntiDepAbsVal()
public AntiDepAbsVal(java.util.Set<EdgeIdentifier> ru)
public java.lang.String toString()
toString
in class java.lang.Object
public AntiDepAbsVal addReachingUse(EdgeIdentifier d)
public java.util.Set<EdgeIdentifier> reachingUses()
public AntiDepAbsVal widen(AntiDepAbsVal that)
Ordered
this
and o
. A
widening operator is an upper bound where all ascending chains eventually
stabilize.widen
in interface Ordered<AntiDepAbsVal>
that
- object to widen with this
this
and o
public boolean leq(AntiDepAbsVal that)
Ordered
leq
in interface Ordered<AntiDepAbsVal>
that
- object to compare to this
o
public AntiDepAbsVal upperBound(AntiDepAbsVal that)
Ordered
this
and o
upperBound
in interface Ordered<AntiDepAbsVal>
that
- object to upper bound with thisthis
with o
public boolean isBottom()
AbstractValue
isBottom
in interface AbstractValue<AntiDepAbsVal>
public boolean equals(java.lang.Object obj)
equals
in class java.lang.Object
public int hashCode()
hashCode
in class java.lang.Object