com.oracle.graal.nodes.calc

Class PointerEqualsNode

java.lang.Object

com.oracle.graal.graph.Node

com.oracle.graal.nodes.ValueNode

com.oracle.graal.nodes.calc.FloatingNode

com.oracle.graal.nodes.LogicNode

com.oracle.graal.nodes.BinaryOpLogicNode

com.oracle.graal.nodes.calc.CompareNode

com.oracle.graal.nodes.calc.PointerEqualsNode

All Implemented Interfaces:

Node.ValueNumberable, Canonicalizable, Canonicalizable.Binary<ValueNode>, Canonicalizable.BinaryCommutative<ValueNode>, LIRLowerable, Cloneable, Formattable, KindProvider

Direct Known Subclasses:

ObjectEqualsNode

public class PointerEqualsNode
extends CompareNode
implements Canonicalizable.BinaryCommutative<ValueNode>

Nested Class Summary

Nested classes/interfaces inherited from class com.oracle.graal.graph.Node

Node.ConstantNodeParameter, Node.InjectedNodeParameter, Node.Input, Node.NodeIntrinsic, Node.OptionalInput, Node.Successor, Node.ValueNumberable

Nested classes/interfaces inherited from interface com.oracle.graal.graph.spi.Canonicalizable

Canonicalizable.Binary<T extends Node>, Canonicalizable.BinaryCommutative<T extends Node>, Canonicalizable.Unary<T extends Node>

Field Summary

Fields

Modifier and Type	Field and Description
static NodeClass<PointerEqualsNode>	TYPE

Fields inherited from class com.oracle.graal.nodes.calc.CompareNode

condition, unorderedIsTrue

Fields inherited from class com.oracle.graal.nodes.BinaryOpLogicNode

x, y

Fields inherited from class com.oracle.graal.nodes.ValueNode

stamp

Fields inherited from class com.oracle.graal.graph.Node

NODE_LIST, NOT_ITERABLE, USE_UNSAFE_TO_CLONE, WithAllEdges, WithNoEdges, WithOnlyInputEdges, WithOnlySucessorEdges

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PointerEqualsNode(NodeClass<? extends PointerEqualsNode> c, ValueNode x, ValueNode y)
	PointerEqualsNode(ValueNode x, ValueNode y)

Method Summary

Modifier and Type	Method and Description
ValueNode	canonical(CanonicalizerTool tool, ValueNode forX, ValueNode forY) Similar to Canonicalizable.canonical(CanonicalizerTool), except that implementations should act as if the current input of the node was the given one, i.e., they should never look at the inputs via the this pointer.
static LogicNode	create(ValueNode x, ValueNode y)
protected CompareNode	duplicateModified(ValueNode newX, ValueNode newY)
static LogicNode	findSynonym(ValueNode forX, ValueNode forY)
Stamp	getSucceedingStampForX(boolean negated)
Stamp	getSucceedingStampForY(boolean negated)
TriState	tryFold(Stamp xStampGeneric, Stamp yStampGeneric)

Methods inherited from class com.oracle.graal.nodes.calc.CompareNode

canonicalizeSymmetricConstant, condition, createCompareNode, createCompareNode, optimizeNormalizeCmp, tryConstantFold, unorderedIsTrue

Methods inherited from class com.oracle.graal.nodes.BinaryOpLogicNode

generate, getX, getY, maybeCommuteInputs, verify

Methods inherited from class com.oracle.graal.nodes.LogicNode

and, and, isContradiction, isTautology, or, or

Methods inherited from class com.oracle.graal.nodes.calc.FloatingNode

asNode

Methods inherited from class com.oracle.graal.nodes.ValueNode

asConstant, asJavaConstant, getKind, graph, inferStamp, isAllowedUsageType, isConstant, isConstantPredicate, isNullConstant, setStamp, stamp, updateStamp

Methods inherited from class com.oracle.graal.graph.Node

acceptInputs, acceptSuccessors, afterClone, assertFalse, assertTrue, cfgPredecessors, cfgSuccessors, clearInputs, clearSuccessors, copyWithInputs, copyWithInputs, equals, fail, formatTo, getDebugProperties, getDebugProperties, getId, getNodeClass, getUsageAt, getUsageCount, hashCode, hasNoUsages, hasUsages, inputs, isAlive, isDeleted, markDeleted, modCount, newIdentityMap, newIdentityMap, newIdentityMap, newMap, newMap, newMap, newSet, newSet, predecessor, pushInputs, removeUsage, replaceAndDelete, replaceAtMatchingUsages, replaceAtPredecessor, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceFirstInput, replaceFirstSuccessor, safeDelete, simplify, successors, toString, toString, updatePredecessor, updateUsages, updateUsagesInterface, usages, valueEquals, verifyEdges, verifyInputs

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.graal.graph.spi.Canonicalizable.BinaryCommutative

maybeCommuteInputs

Methods inherited from interface com.oracle.graal.graph.spi.Canonicalizable.Binary

canonical, getX, getY

Field Detail

TYPE

public static final NodeClass<PointerEqualsNode> TYPE

Constructor Detail

PointerEqualsNode

public PointerEqualsNode(ValueNode x,
                         ValueNode y)

PointerEqualsNode

protected PointerEqualsNode(NodeClass<? extends PointerEqualsNode> c,
                            ValueNode x,
                            ValueNode y)

Method Detail

create

public static LogicNode create(ValueNode x,
                               ValueNode y)

canonical

public ValueNode canonical(CanonicalizerTool tool,
                           ValueNode forX,
                           ValueNode forY)

Description copied from interface: Canonicalizable.Binary

Similar to Canonicalizable.canonical(CanonicalizerTool), except that implementations should act as if the current input of the node was the given one, i.e., they should never look at the inputs via the this pointer.

Specified by:

canonical in interface Canonicalizable.Binary<ValueNode>

Overrides:

canonical in class CompareNode

findSynonym

public static LogicNode findSynonym(ValueNode forX,
                                    ValueNode forY)

duplicateModified

protected CompareNode duplicateModified(ValueNode newX,
                                        ValueNode newY)

Specified by:

duplicateModified in class CompareNode

getSucceedingStampForX

public Stamp getSucceedingStampForX(boolean negated)

Specified by:

getSucceedingStampForX in class BinaryOpLogicNode

getSucceedingStampForY

public Stamp getSucceedingStampForY(boolean negated)

Specified by:

getSucceedingStampForY in class BinaryOpLogicNode

tryFold

public TriState tryFold(Stamp xStampGeneric,
                        Stamp yStampGeneric)

Specified by:

tryFold in class BinaryOpLogicNode