org.graalvm.compiler.core.aarch64

Class AArch64ReadNode

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.nodes.DeoptimizingFixedWithNextNode

org.graalvm.compiler.nodes.ImplicitNullCheckNode

org.graalvm.compiler.nodes.memory.FixedAccessNode

org.graalvm.compiler.nodes.memory.FloatableAccessNode

org.graalvm.compiler.nodes.memory.ReadNode

org.graalvm.compiler.core.aarch64.AArch64ReadNode

All Implemented Interfaces:

Cloneable, Formattable, IterableNodeType, MemoryKillMarker, CanonicalizableMarker, DeoptimizingNode, DeoptimizingNode.DeoptBefore, GuardedNode, GuardingNode, FixedNodeInterface, FixedWithNextNodeInterface, AddressableMemoryAccess, GuardedMemoryAccess, LIRLowerableAccess, MemoryAccess, MemoryKill, OnHeapMemoryAccess, OrderedMemoryAccess, SingleMemoryKill, Canonicalizable, LIRLowerable, NodeWithState, Virtualizable, ValueNodeInterface

public class AArch64ReadNode
extends ReadNode

AArch64-specific subclass of ReadNode that knows how to merge ZeroExtend and SignExtend into the read.

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

Nested classes/interfaces inherited from interface org.graalvm.compiler.nodes.spi.Canonicalizable

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

Nested classes/interfaces inherited from interface org.graalvm.compiler.nodes.memory.MemoryKill

MemoryKill.NoLocation

Nested classes/interfaces inherited from interface org.graalvm.compiler.nodes.memory.OnHeapMemoryAccess

OnHeapMemoryAccess.BarrierType

Nested classes/interfaces inherited from interface org.graalvm.compiler.nodes.DeoptimizingNode

DeoptimizingNode.DeoptAfter, DeoptimizingNode.DeoptBefore, DeoptimizingNode.DeoptDuring

Field Summary

Fields

Modifier and Type	Field and Description
static NodeClass<AArch64ReadNode>	TYPE

Fields inherited from class org.graalvm.compiler.nodes.memory.FloatableAccessNode

forceFixed

Fields inherited from class org.graalvm.compiler.nodes.memory.FixedAccessNode

barrierType, guard, location, usedAsNullCheck

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

deoptReasonAndAction, deoptSpeculation

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

stateBefore

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

next

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

Fields inherited from interface org.graalvm.compiler.nodes.memory.MemoryKill

MULTI_KILL_NO_LOCATION, NO_LOCATION

Constructor Summary

Constructors

Constructor and Description
AArch64ReadNode(AddressNode address, org.graalvm.word.LocationIdentity location, Stamp stamp, GuardingNode guard, OnHeapMemoryAccess.BarrierType barrierType, boolean nullCheck, FrameState stateBefore, IntegerStamp accessStamp, boolean isSigned)

Method Summary

Modifier and Type	Method and Description
void	generate(NodeLIRBuilderTool gen)
Stamp	getAccessStamp(NodeView view)
static void	replace(ReadNode readNode) replace a ReadNode with an AArch64-specific variant which knows how to merge a downstream zero or sign extend into the read operation.

Methods inherited from class org.graalvm.compiler.nodes.memory.ReadNode

asFloatingNode, canNullCheck, canonical, canonicalizeRead, canonicalizeRead, canonicalizeRead, getKilledLocationIdentity, getMemoryOrder, isAllowedUsageType, virtualize

Methods inherited from class org.graalvm.compiler.nodes.memory.FloatableAccessNode

canFloat, setForceFixed

Methods inherited from class org.graalvm.compiler.nodes.memory.FixedAccessNode

canDeoptimize, getAddress, getBarrierType, getGuard, getLastLocationAccess, getLocationIdentity, getUsedAsNullCheck, setAddress, setGuard, setLastLocationAccess, setUsedAsNullCheck

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

getDeoptReasonAndAction, getDeoptSpeculation, setImplicitDeoptimization

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

setStateBefore, stateBefore

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

asFixedWithNextNode, next, setNext

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

asFixedNode, verify

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

asConstant, asJavaConstant, asNode, asSerializableConstant, checkReplaceAtUsagesInvariants, getStackKind, graph, hasUsagesOtherThan, inferStamp, 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, 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.memory.AddressableMemoryAccess

getAddress, setAddress

Methods inherited from interface org.graalvm.compiler.nodes.memory.MemoryAccess

getLastLocationAccess, getLocationIdentity, setLastLocationAccess

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

asNode

Methods inherited from interface org.graalvm.compiler.nodes.memory.OrderedMemoryAccess

ordersMemoryAccesses

Methods inherited from interface org.graalvm.compiler.nodes.memory.MemoryKill

asMultiMemoryKill, asSingleMemoryKill, isMemoryKill, isMultiMemoryKill, isSingleMemoryKill

Methods inherited from interface org.graalvm.compiler.nodes.DeoptimizingNode.DeoptBefore

canUseAsStateDuring

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

states

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

asFixedNode

Field Detail

TYPE

public static final NodeClass<AArch64ReadNode> TYPE

Constructor Detail

AArch64ReadNode

public AArch64ReadNode(AddressNode address,
                       org.graalvm.word.LocationIdentity location,
                       Stamp stamp,
                       GuardingNode guard,
                       OnHeapMemoryAccess.BarrierType barrierType,
                       boolean nullCheck,
                       FrameState stateBefore,
                       IntegerStamp accessStamp,
                       boolean isSigned)

Method Detail

generate

public void generate(NodeLIRBuilderTool gen)

Specified by:

generate in interface LIRLowerable

Overrides:

generate in class ReadNode

getAccessStamp

public Stamp getAccessStamp(NodeView view)

Specified by:

getAccessStamp in interface LIRLowerableAccess

Overrides:

getAccessStamp in class ReadNode

replace

public static void replace(ReadNode readNode)

replace a ReadNode with an AArch64-specific variant which knows how to merge a downstream zero or sign extend into the read operation.

Parameters:

readNode -