com.oracle.graal.nodes.extended

Class NullCheckNode

java.lang.Object

com.oracle.graal.graph.Node

com.oracle.graal.nodes.ValueNode

com.oracle.graal.nodes.FixedNode

com.oracle.graal.nodes.FixedWithNextNode

com.oracle.graal.nodes.DeoptimizingFixedWithNextNode

com.oracle.graal.nodes.extended.NullCheckNode

All Implemented Interfaces:

NodeInterface, DeoptimizingNode, DeoptimizingNode.DeoptBefore, GuardingNode, LIRLowerable, NodeWithState, Cloneable, Formattable, KindProvider

public final class NullCheckNode
extends DeoptimizingFixedWithNextNode
implements LIRLowerable, GuardingNode

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.nodes.DeoptimizingNode

DeoptimizingNode.DeoptAfter, DeoptimizingNode.DeoptBefore, DeoptimizingNode.DeoptDuring

Field Summary

Fields

Modifier and Type	Field and Description
(package private) ValueNode	object
static NodeClass<NullCheckNode>	TYPE

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

stateBefore

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

next

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

Constructor and Description
NullCheckNode(ValueNode object)

Method Summary

Modifier and Type	Method and Description
boolean	canDeoptimize() Determines if this node needs deoptimization information.
void	generate(NodeLIRBuilderTool generator)
ValueNode	getObject()
static void	nullCheck(Object object)

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

setStateBefore, stateBefore

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

asNode, next, setNext

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

verify

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.nodes.extended.GuardingNode

asNode

Methods inherited from interface com.oracle.graal.nodes.spi.NodeWithState

states

Field Detail

TYPE

public static final NodeClass<NullCheckNode> TYPE

object

ValueNode object

Constructor Detail

NullCheckNode

public NullCheckNode(ValueNode object)

Method Detail

getObject

public ValueNode getObject()

generate

public void generate(NodeLIRBuilderTool generator)

Specified by:

generate in interface LIRLowerable

canDeoptimize

public boolean canDeoptimize()

Description copied from interface: DeoptimizingNode

Determines if this node needs deoptimization information.

Specified by:

canDeoptimize in interface DeoptimizingNode

nullCheck

public static void nullCheck(Object object)