org.graalvm.compiler.nodes.memory.address

Class IndexAddressNode

java.lang.Object

org.graalvm.compiler.graph.Node

org.graalvm.compiler.nodes.ValueNode

org.graalvm.compiler.nodes.calc.FloatingNode

org.graalvm.compiler.nodes.memory.address.AddressNode

org.graalvm.compiler.nodes.memory.address.IndexAddressNode

All Implemented Interfaces:

Cloneable, Formattable, Node.IndirectCanonicalization, Node.ValueNumberable, Lowerable, ValueNodeInterface

public class IndexAddressNode
extends AddressNode
implements Lowerable

Represents an address that points to an element of a Java array.

Nested Class Summary

Nested classes/interfaces inherited from class org.graalvm.compiler.nodes.memory.address.AddressNode

AddressNode.Address

Nested classes/interfaces inherited from class org.graalvm.compiler.graph.Node

Node.ConstantNodeParameter, Node.EdgeVisitor, Node.IndirectCanonicalization, Node.InjectedNodeParameter, Node.Input, Node.NodeInsertionStackTrace, Node.NodeIntrinsic, Node.NodeIntrinsicFactory, Node.OptionalInput, Node.Successor, Node.ValueNumberable

Field Summary

Fields

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

Fields inherited from class org.graalvm.compiler.nodes.ValueNode

EMPTY_ARRAY, stamp

Fields inherited from class org.graalvm.compiler.graph.Node

NODE_LIST, NOT_ITERABLE, TRACK_CREATION_POSITION, WithAllEdges, WithNoEdges, WithOnlyInputEdges, WithOnlySucessorEdges

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	IndexAddressNode(NodeClass<? extends IndexAddressNode> c, ValueNode array, ValueNode index, JavaKind arrayKind, JavaKind elementKind)
	IndexAddressNode(ValueNode array, ValueNode index, JavaKind elementKind)
	IndexAddressNode(ValueNode array, ValueNode index, JavaKind arrayKind, JavaKind elementKind)

Method Summary

Modifier and Type	Method and Description
ValueNode	getArray()
JavaKind	getArrayKind()
ValueNode	getBase()
JavaKind	getElementKind()
ValueNode	getIndex()
long	getMaxConstantDisplacement() Constant that is the maximum displacement from the base and index for this address.

Methods inherited from class org.graalvm.compiler.nodes.ValueNode

asConstant, asJavaConstant, asNode, asSerializableConstant, checkReplaceAtUsagesInvariants, getStackKind, graph, hasUsagesOtherThan, inferStamp, isAllowedUsageType, isConstant, isConstantPredicate, isDefaultConstant, isIllegalConstant, isJavaConstant, isNullConstant, isSerializableConstant, recursivelyDataFlowEqualsUpTo, setStamp, stamp, updateStamp, updateUsagesInterface

Methods inherited from class org.graalvm.compiler.graph.Node

afterClone, applyInputs, applySuccessors, assertFalse, assertTrue, cfgPredecessors, cfgSuccessors, clearInputs, clearNodeSourcePosition, clearSuccessors, copyWithInputs, copyWithInputs, dataFlowEquals, dynamicNodeSizeEstimate, estimatedNodeCycles, estimatedNodeSize, fail, formatTo, getCreationPosition, getDebug, getDebugProperties, getDebugProperties, getInsertionPosition, getNodeClass, getNodeSourcePosition, getOptions, getUsageCount, hasExactlyOneUsage, hashCode, hasMoreThanOneUsage, hasNoUsages, hasOnlyUsagesOfType, hasUsages, hasUsagesOfType, inputPositions, inputs, isAlive, isDeleted, isUnregistered, markDeleted, maybeNotifyZeroUsages, modCount, predecessor, pushInputs, removeUsage, replaceAllInputs, replaceAndDelete, replaceAtAllUsages, replaceAtMatchingUsages, replaceAtPredecessor, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceAtUsagesAndDelete, replaceAtUsagesAndDelete, replaceFirstInput, replaceFirstSuccessor, safeDelete, setCreationPosition, setInsertionPosition, setNodeSourcePosition, singleUsage, successorPositions, successors, toString, toString, updateNodeSourcePosition, updatePredecessor, updateUsages, usages, valueEquals, verify, verifyEdges, verifyInputs, verifySourcePosition, withNodeSourcePosition

Methods inherited from class java.lang.Object

clone, equals, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.graalvm.compiler.nodes.spi.Lowerable

lower

Methods inherited from interface org.graalvm.compiler.nodes.ValueNodeInterface

asNode

Field Detail

TYPE

public static final NodeClass<IndexAddressNode> TYPE

Constructor Detail

IndexAddressNode

public IndexAddressNode(ValueNode array,
                        ValueNode index,
                        JavaKind elementKind)

IndexAddressNode

public IndexAddressNode(ValueNode array,
                        ValueNode index,
                        JavaKind arrayKind,
                        JavaKind elementKind)

IndexAddressNode

protected IndexAddressNode(NodeClass<? extends IndexAddressNode> c,
                           ValueNode array,
                           ValueNode index,
                           JavaKind arrayKind,
                           JavaKind elementKind)

Method Detail

getBase

public ValueNode getBase()

Specified by:

getBase in class AddressNode

getArray

public ValueNode getArray()

getIndex

public ValueNode getIndex()

Specified by:

getIndex in class AddressNode

getMaxConstantDisplacement

public long getMaxConstantDisplacement()

Description copied from class: AddressNode

Constant that is the maximum displacement from the base and index for this address. This value is used to determine whether using the access as an implicit null check on the base is valid.

Specified by:

getMaxConstantDisplacement in class AddressNode

Returns:

the maximum distance in bytes from the base that this address can be

getArrayKind

public JavaKind getArrayKind()

getElementKind

public JavaKind getElementKind()