com.oracle.truffle.js.nodes.instrumentation

Class JSTaggedExecutionNode

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.instrumentation.JSTaggedExecutionNode

All Implemented Interfaces:

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

public final class JSTaggedExecutionNode
extends JavaScriptNode

A utility node used by the instrumentation framework to tag a given node with a specific tag. By wrapping nodes with this class, tagging can be performed lazily, rather than at parsing time.

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

Method Summary

Modifier and Type	Method and Description
protected JavaScriptNode	copyUninitialized(Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)
static JavaScriptNode	createFor(JavaScriptNode originalNode, Class<? extends com.oracle.truffle.api.instrumentation.Tag> expectedTag, Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)
static JavaScriptNode	createForInput(JavaScriptNode originalNode, Class<? extends com.oracle.truffle.api.instrumentation.Tag> expectedTag, NodeObjectDescriptor descriptor, Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)
static JavaScriptNode	createForInput(JavaScriptNode originalNode, Class<? extends com.oracle.truffle.api.instrumentation.Tag> expectedTag, Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)
static JavaScriptNode	createForInput(JavaScriptNode originalNode, JavaScriptNode transferSourcesFrom, Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)
Object	execute(com.oracle.truffle.api.frame.VirtualFrame frame) Executes this node using the specified context and frame and returns the result value.
JavaScriptNode	getDelegateNode()
Object	getNodeObject()
boolean	hasTag(Class<? extends com.oracle.truffle.api.instrumentation.Tag> tag)

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

addCallTag, addExpressionTag, addRootBodyTag, addStatementTag, cloneUninitialized, cloneUninitialized, copy, createWrapper, 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

Method Detail

createFor

public static JavaScriptNode createFor(JavaScriptNode originalNode,
                                       Class<? extends com.oracle.truffle.api.instrumentation.Tag> expectedTag,
                                       Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)

createForInput

public static JavaScriptNode createForInput(JavaScriptNode originalNode,
                                            Class<? extends com.oracle.truffle.api.instrumentation.Tag> expectedTag,
                                            Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)

createForInput

public static JavaScriptNode createForInput(JavaScriptNode originalNode,
                                            Class<? extends com.oracle.truffle.api.instrumentation.Tag> expectedTag,
                                            NodeObjectDescriptor descriptor,
                                            Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)

createForInput

public static JavaScriptNode createForInput(JavaScriptNode originalNode,
                                            JavaScriptNode transferSourcesFrom,
                                            Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)

getNodeObject

public Object getNodeObject()

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

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

copyUninitialized

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

Overrides:

copyUninitialized in class JavaScriptNode

getDelegateNode

public JavaScriptNode getDelegateNode()