org.graalvm.compiler.nodes.calc

Class NegateNode

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.calc.UnaryArithmeticNode<ArithmeticOpTable.UnaryOp.Neg>

org.graalvm.compiler.nodes.calc.NegateNode

All Implemented Interfaces:

Cloneable, Formattable, Node.IndirectCanonicalization, Node.ValueNumberable, CanonicalizableMarker, ArithmeticOperation, NarrowableArithmeticNode, ArithmeticLIRLowerable, Canonicalizable, Canonicalizable.Unary<ValueNode>, LIRLowerable, StampInverter, ValueNodeInterface

Direct Known Subclasses:

IntegerNegExactNode

public class NegateNode
extends UnaryArithmeticNode<ArithmeticOpTable.UnaryOp.Neg>
implements NarrowableArithmeticNode, StampInverter

The NegateNode node negates its operand.

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>

Field Summary

Fields

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

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

Modifier	Constructor and Description
protected	NegateNode(NodeClass<? extends NegateNode> c, ValueNode value)
	NegateNode(ValueNode value)

Method Summary

Modifier and Type	Method and Description
ValueNode	canonical(CanonicalizerTool tool, ValueNode forValue) Similar to Canonicalizable.canonical(CanonicalizerTool), except that implementations should act as if the current input of the node was the given one, i.e., they should never look at the inputs via the this pointer.
static ValueNode	create(ValueNode value, NodeView view)
protected static ValueNode	findSynonym(ValueNode forValue, NodeView view)
void	generate(NodeLIRBuilderTool nodeValueMap, ArithmeticLIRGeneratorTool gen)
protected ArithmeticOpTable.UnaryOp<ArithmeticOpTable.UnaryOp.Neg>	getOp(ArithmeticOpTable table)
Stamp	invertStamp(Stamp outStamp) Computes the stamp of the input for the given output stamp.

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

findSynonym, foldStamp, getArithmeticOp, getOp

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.NarrowableArithmeticNode

isNarrowable

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

getArithmeticOp

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

getValue

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

generate

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

canonical

Field Detail

TYPE

public static final NodeClass<NegateNode> TYPE

Constructor Detail

NegateNode

public NegateNode(ValueNode value)

NegateNode

protected NegateNode(NodeClass<? extends NegateNode> c,
                     ValueNode value)

Method Detail

create

public static ValueNode create(ValueNode value,
                               NodeView view)

getOp

protected ArithmeticOpTable.UnaryOp<ArithmeticOpTable.UnaryOp.Neg> getOp(ArithmeticOpTable table)

Specified by:

getOp in class UnaryArithmeticNode<ArithmeticOpTable.UnaryOp.Neg>

canonical

public ValueNode canonical(CanonicalizerTool tool,
                           ValueNode forValue)

Description copied from interface: Canonicalizable.Unary

Similar to Canonicalizable.canonical(CanonicalizerTool), except that implementations should act as if the current input of the node was the given one, i.e., they should never look at the inputs via the this pointer.

Specified by:

canonical in interface Canonicalizable.Unary<ValueNode>

Overrides:

canonical in class UnaryArithmeticNode<ArithmeticOpTable.UnaryOp.Neg>

findSynonym

protected static ValueNode findSynonym(ValueNode forValue,
                                       NodeView view)

generate

public void generate(NodeLIRBuilderTool nodeValueMap,
                     ArithmeticLIRGeneratorTool gen)

Specified by:

generate in interface ArithmeticLIRLowerable

invertStamp

public Stamp invertStamp(Stamp outStamp)

Description copied from interface: StampInverter

Computes the stamp of the input for the given output stamp.

Specified by:

invertStamp in interface StampInverter