org.graalvm.compiler.replacements.nodes

Class ArrayRegionEqualsNode

java.lang.Object

org.graalvm.compiler.graph.Node

org.graalvm.compiler.nodes.ValueNode

org.graalvm.compiler.nodes.FixedNode

org.graalvm.compiler.nodes.FixedWithNextNode

org.graalvm.compiler.replacements.nodes.ArrayRegionEqualsNode

All Implemented Interfaces:

Cloneable, Formattable, NodeInterface, FixedNodeInterface, MemoryAccess, LIRLowerable, ValueNodeInterface

public final class ArrayRegionEqualsNode
extends FixedWithNextNode
implements LIRLowerable, MemoryAccess

Compares two array regions with a given length.

Nested Class Summary

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<ArrayRegionEqualsNode>	TYPE

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

next

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

stamp

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

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

Constructor Summary

Constructors

Constructor and Description
ArrayRegionEqualsNode(ValueNode array1, ValueNode array2, ValueNode length, jdk.vm.ci.meta.JavaKind kind1, jdk.vm.ci.meta.JavaKind kind2)

Method Summary

Modifier and Type	Method and Description
void	generate(NodeLIRBuilderTool gen)
jdk.vm.ci.meta.JavaKind	getKind1()
jdk.vm.ci.meta.JavaKind	getKind2()
MemoryKill	getLastLocationAccess()
ValueNode	getLength()
org.graalvm.word.LocationIdentity	getLocationIdentity()
static boolean	regionEquals(org.graalvm.word.Pointer array1, org.graalvm.word.Pointer array2, int length, jdk.vm.ci.meta.JavaKind kind)
static boolean	regionEquals(org.graalvm.word.Pointer array1, org.graalvm.word.Pointer array2, int length, jdk.vm.ci.meta.JavaKind kind1, jdk.vm.ci.meta.JavaKind kind2)
void	setLastLocationAccess(MemoryKill lla)

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

asNode, next, setNext

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

verify

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

asConstant, asJavaConstant, asSerializableConstant, getStackKind, graph, hasUsagesOtherThan, inferStamp, isAllowedUsageType, isConstant, isConstantPredicate, isDefaultConstant, isIllegalConstant, isJavaConstant, isNullConstant, isSerializableConstant, replaceAtAllUsages, replaceAtUsages, setStamp, stamp, updateStamp

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

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

Methods inherited from class java.lang.Object

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

Field Detail

TYPE

public static final NodeClass<ArrayRegionEqualsNode> TYPE

Constructor Detail

ArrayRegionEqualsNode

public ArrayRegionEqualsNode(ValueNode array1,
                             ValueNode array2,
                             ValueNode length,
                             jdk.vm.ci.meta.JavaKind kind1,
                             jdk.vm.ci.meta.JavaKind kind2)

Method Detail

regionEquals

public static boolean regionEquals(org.graalvm.word.Pointer array1,
                                   org.graalvm.word.Pointer array2,
                                   int length,
                                   jdk.vm.ci.meta.JavaKind kind)

regionEquals

public static boolean regionEquals(org.graalvm.word.Pointer array1,
                                   org.graalvm.word.Pointer array2,
                                   int length,
                                   jdk.vm.ci.meta.JavaKind kind1,
                                   jdk.vm.ci.meta.JavaKind kind2)

getKind1

public jdk.vm.ci.meta.JavaKind getKind1()

getKind2

public jdk.vm.ci.meta.JavaKind getKind2()

getLength

public ValueNode getLength()

generate

public void generate(NodeLIRBuilderTool gen)

Specified by:

generate in interface LIRLowerable

getLocationIdentity

public org.graalvm.word.LocationIdentity getLocationIdentity()

Specified by:

getLocationIdentity in interface MemoryAccess

getLastLocationAccess

public MemoryKill getLastLocationAccess()

Specified by:

getLastLocationAccess in interface MemoryAccess

Returns:

a MemoryKill that represents the last memory state in the memory graph for the LocationIdentity returned by MemoryAccess.getLocationIdentity()

setLastLocationAccess

public void setLastLocationAccess(MemoryKill lla)

Specified by:

setLastLocationAccess in interface MemoryAccess

Parameters:

lla - the MemoryKill that represents the last kill of the LocationIdentity returned by MemoryAccess.getLocationIdentity()