com.oracle.truffle.js.nodes.access

Class EvalVariableNode

java.lang.Object

com.oracle.truffle.api.nodes.Node

com.oracle.truffle.js.nodes.JavaScriptBaseNode

com.oracle.truffle.js.nodes.JavaScriptNode

com.oracle.truffle.js.nodes.access.JSTargetableNode

com.oracle.truffle.js.nodes.access.EvalVariableNode

All Implemented Interfaces:

com.oracle.truffle.api.instrumentation.InstrumentableNode, com.oracle.truffle.api.nodes.NodeInterface, WriteNode, ReadNode, Cloneable

public final class EvalVariableNode
extends JSTargetableNode
implements ReadNode, WriteNode

Wrapper around a variable access in the presence of dynamic scopes induced by direct eval calls.

Nested Class Summary

Nested classes/interfaces inherited from class com.oracle.truffle.api.nodes.Node

com.oracle.truffle.api.nodes.Node.Child, com.oracle.truffle.api.nodes.Node.Children

Nested classes/interfaces inherited from interface com.oracle.truffle.api.instrumentation.InstrumentableNode

com.oracle.truffle.api.instrumentation.InstrumentableNode.WrapperNode

Field Summary

Fields inherited from class com.oracle.truffle.js.nodes.JavaScriptNode

INTERMEDIATE_VALUE

Constructor Summary

Constructors

Constructor and Description
EvalVariableNode(JSContext context, com.oracle.truffle.api.strings.TruffleString varName, JavaScriptNode defaultDelegate, JavaScriptNode dynamicScope, JSTargetableNode scopeAccessNode)

Method Summary

Modifier and Type	Method and Description
protected JavaScriptNode	copyUninitialized(Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)
Object	evaluateTarget(com.oracle.truffle.api.frame.VirtualFrame frame)
Object	execute(com.oracle.truffle.api.frame.VirtualFrame frame) Executes this node using the specified context and frame and returns the result value.
Object	executeWithTarget(com.oracle.truffle.api.frame.VirtualFrame frame, Object dynamicScope)
void	executeWrite(com.oracle.truffle.api.frame.VirtualFrame frame, Object value)
JavaScriptNode	getDefaultDelegate()
Object	getNodeObject()
Object	getPropertyName()
JavaScriptNode	getRhs()
JavaScriptNode	getTarget()
boolean	hasTag(Class<? extends com.oracle.truffle.api.instrumentation.Tag> tag)

Methods inherited from class com.oracle.truffle.js.nodes.access.JSTargetableNode

createWrapper, evaluateReceiver, executeDoubleWithTarget, executeIntWithTarget

Methods inherited from class com.oracle.truffle.js.nodes.JavaScriptNode

addCallTag, addExpressionTag, addRootBodyTag, addStatementTag, cloneUninitialized, cloneUninitialized, copy, executeBoolean, executeDouble, executeInt, executeLong, executeVoid, expressionToString, findBlockScopeNode, getSourceSection, hasSourceSection, isInstrumentable, isResultAlwaysOfType, onReplace, removeSourceSection, setSourceSection, setSourceSection, toString, transferSourceSection, transferSourceSectionAddExpressionTag, transferSourceSectionAndTags

Methods inherited from class com.oracle.truffle.js.nodes.JavaScriptBaseNode

getLanguage, getRealm, hasOverloadedOperators

Methods inherited from class com.oracle.truffle.api.nodes.Node

accept, adoptChildren, atomic, atomic, deepCopy, getChildren, getCost, getDebugProperties, getDescription, getEncapsulatingSourceSection, getLock, getParent, getRootNode, insert, insert, isAdoptable, isSafelyReplaceableBy, notifyInserted, replace, replace, reportPolymorphicSpecialize

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.truffle.api.instrumentation.InstrumentableNode

findInstrumentableParent, findNearestNodeAt, findNearestNodeAt, materializeInstrumentableNodes

Constructor Detail

EvalVariableNode

public EvalVariableNode(JSContext context,
                        com.oracle.truffle.api.strings.TruffleString varName,
                        JavaScriptNode defaultDelegate,
                        JavaScriptNode dynamicScope,
                        JSTargetableNode scopeAccessNode)

Method Detail

getPropertyName

public Object getPropertyName()

getDefaultDelegate

public JavaScriptNode getDefaultDelegate()

hasTag

public boolean hasTag(Class<? extends com.oracle.truffle.api.instrumentation.Tag> tag)

Specified by:

hasTag in interface com.oracle.truffle.api.instrumentation.InstrumentableNode

Overrides:

hasTag in class JavaScriptNode

getNodeObject

public Object getNodeObject()

Specified by:

getNodeObject in interface com.oracle.truffle.api.instrumentation.InstrumentableNode

getTarget

public JavaScriptNode getTarget()

Overrides:

getTarget in class JSTargetableNode

evaluateTarget

public Object evaluateTarget(com.oracle.truffle.api.frame.VirtualFrame frame)

Overrides:

evaluateTarget in class JSTargetableNode

execute

public Object execute(com.oracle.truffle.api.frame.VirtualFrame frame)

Description copied from class: JavaScriptNode

Executes this node using the specified context and frame and returns the result value.

Specified by:

execute in class JavaScriptNode

Parameters:

frame - the frame of the currently executing guest language method

Returns:

the value of the execution

executeWithTarget

public Object executeWithTarget(com.oracle.truffle.api.frame.VirtualFrame frame,
                                Object dynamicScope)

Specified by:

executeWithTarget in class JSTargetableNode

executeWrite

public void executeWrite(com.oracle.truffle.api.frame.VirtualFrame frame,
                         Object value)

Specified by:

executeWrite in interface WriteNode

getRhs

public JavaScriptNode getRhs()

Specified by:

getRhs in interface WriteNode

copyUninitialized

protected JavaScriptNode copyUninitialized(Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)

Overrides:

copyUninitialized in class JavaScriptNode