com.oracle.truffle.js.nodes.control

Class YieldNode

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.control.YieldNode

All Implemented Interfaces:

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

public class YieldNode
extends JavaScriptNode
implements ResumableNode, SuspendNode

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	YieldNode.ExceptionYieldResultNode
static class	YieldNode.FrameYieldResultNode
static class	YieldNode.YieldResultNode

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

Modifier and Type	Field and Description
protected JavaScriptNode	expression
protected JavaScriptNode	yieldValue

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

INTERMEDIATE_VALUE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	YieldNode(JSContext context, JavaScriptNode expression, JavaScriptNode yieldValue, ReturnNode returnNode, JSWriteFrameSlotNode writeYieldResultNode)

Method Summary

Modifier and Type	Method and Description
protected JavaScriptNode	copyUninitialized(Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)
static YieldNode	createYield(JSContext context, JavaScriptNode expression, JavaScriptNode yieldValue, ReturnNode returnNode, JSWriteFrameSlotNode writeYieldResultNode)
static YieldNode	createYieldStar(JSContext context, JavaScriptNode expression, JavaScriptNode yieldValue, ReturnNode returnNode, JSWriteFrameSlotNode writeYieldResultNode)
Object	execute(com.oracle.truffle.api.frame.VirtualFrame frame) Executes this node using the specified context and frame and returns the result value.
protected Object	generatorYield(com.oracle.truffle.api.frame.VirtualFrame frame, com.oracle.truffle.api.object.DynamicObject iterNextObj)
Object	resume(com.oracle.truffle.api.frame.VirtualFrame frame)
protected Object	returnValue(com.oracle.truffle.api.frame.VirtualFrame frame, Object value)
protected Object	throwValue(Object value)

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

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

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, lookupContextReference, lookupLanguageReference, notifyInserted, replace, replace, reportPolymorphicSpecialize

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.truffle.js.nodes.control.ResumableNode

getState, getStateAndReset, getStateAsInt, getStateAsIntAndReset, parent, resetState, setState

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

findInstrumentableParent, findNearestNodeAt, getNodeObject, materializeInstrumentableNodes

Field Detail

expression

protected JavaScriptNode expression

yieldValue

protected JavaScriptNode yieldValue

Constructor Detail

YieldNode

protected YieldNode(JSContext context,
                    JavaScriptNode expression,
                    JavaScriptNode yieldValue,
                    ReturnNode returnNode,
                    JSWriteFrameSlotNode writeYieldResultNode)

Method Detail

createYield

public static YieldNode createYield(JSContext context,
                                    JavaScriptNode expression,
                                    JavaScriptNode yieldValue,
                                    ReturnNode returnNode,
                                    JSWriteFrameSlotNode writeYieldResultNode)

createYieldStar

public static YieldNode createYieldStar(JSContext context,
                                        JavaScriptNode expression,
                                        JavaScriptNode yieldValue,
                                        ReturnNode returnNode,
                                        JSWriteFrameSlotNode writeYieldResultNode)

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

generatorYield

protected final Object generatorYield(com.oracle.truffle.api.frame.VirtualFrame frame,
                                      com.oracle.truffle.api.object.DynamicObject iterNextObj)

resume

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

Specified by:

resume in interface ResumableNode

throwValue

protected final Object throwValue(Object value)

returnValue

protected final Object returnValue(com.oracle.truffle.api.frame.VirtualFrame frame,
                                   Object value)

copyUninitialized

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

Overrides:

copyUninitialized in class JavaScriptNode