org.graalvm.compiler.hotspot.nodes

Class HotSpotCompressionNode

java.lang.Object

org.graalvm.compiler.graph.Node

org.graalvm.compiler.nodes.ValueNode

org.graalvm.compiler.nodes.calc.FloatingNode

org.graalvm.compiler.nodes.calc.UnaryNode

org.graalvm.compiler.nodes.CompressionNode

org.graalvm.compiler.hotspot.nodes.HotSpotCompressionNode

All Implemented Interfaces:

Cloneable, Formattable, Node.ValueNumberable, CanonicalizableMarker, ConvertNode, Canonicalizable, Canonicalizable.Unary<ValueNode>, LIRLowerable, ValueNodeInterface

public final class HotSpotCompressionNode
extends CompressionNode

Nested Class Summary

Nested classes/interfaces inherited from class org.graalvm.compiler.nodes.CompressionNode

CompressionNode.CompressionOp

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>

Field Summary

Fields

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

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

encoding, op

Fields inherited from class org.graalvm.compiler.nodes.calc.UnaryNode

value

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

Constructor and Description
HotSpotCompressionNode(CompressionNode.CompressionOp op, ValueNode input, CompressEncoding encoding)

Method Summary

Modifier and Type	Method and Description
protected Constant	compress(Constant c)
static HotSpotCompressionNode	compress(ValueNode input, CompressEncoding encoding)
protected Stamp	mkStamp(Stamp input)
protected Constant	uncompress(Constant c)
static CompressionNode	uncompress(ValueNode input, CompressEncoding encoding)

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

canonical, convert, foldStamp, generate, getEncoding, getOp, isLossless, mayNullCheckSkipConversion, nullConstant, reverse

Methods inherited from class org.graalvm.compiler.nodes.calc.UnaryNode

getValue, inferStamp, setValue

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

asConstant, asJavaConstant, asNode, asSerializableConstant, checkReplaceAtUsagesInvariants, getStackKind, graph, hasUsagesOtherThan, 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.calc.ConvertNode

getValue, preservesOrder, preservesOrder

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

asNode

Methods inherited from interface org.graalvm.compiler.nodes.spi.Canonicalizable.Unary

canonical

Field Detail

TYPE

public static final NodeClass<HotSpotCompressionNode> TYPE

Constructor Detail

HotSpotCompressionNode

public HotSpotCompressionNode(CompressionNode.CompressionOp op,
                              ValueNode input,
                              CompressEncoding encoding)

Method Detail

compress

public static HotSpotCompressionNode compress(ValueNode input,
                                              CompressEncoding encoding)

uncompress

public static CompressionNode uncompress(ValueNode input,
                                         CompressEncoding encoding)

compress

protected Constant compress(Constant c)

Specified by:

compress in class CompressionNode

uncompress

protected Constant uncompress(Constant c)

Specified by:

uncompress in class CompressionNode

mkStamp

protected Stamp mkStamp(Stamp input)

Specified by:

mkStamp in class CompressionNode