com.oracle.truffle.js.nodes.binary

Class JSLeftShiftConstantNode

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.unary.JSUnaryNode

com.oracle.truffle.js.nodes.binary.JSLeftShiftConstantNode

All Implemented Interfaces:

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

public abstract class JSLeftShiftConstantNode
extends JSUnaryNode

The Left Shift Operator ( << ), special-cased for the step to be a constant integer value.

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

Modifier and Type	Field and Description
protected int	shiftValue

Fields inherited from class com.oracle.truffle.js.nodes.unary.JSUnaryNode

operandNode

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

INTERMEDIATE_VALUE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JSLeftShiftConstantNode(JavaScriptNode operand, int shiftValue)

Method Summary

Modifier and Type	Method and Description
protected JavaScriptNode	copyUninitialized()
static JavaScriptNode	create(JavaScriptNode left, JavaScriptNode right)
protected void	doBigInt(BigInt a)
protected int	doDouble(double a, JSToInt32Node leftInt32Node)
protected Object	doGeneric(Object a, JSToNumericNode leftToNumericNode, JSLeftShiftConstantNode innerShiftNode)
protected int	doInteger(int a)
protected int	doLargeInteger(LargeInteger a)
abstract int	executeInt(Object a)
String	expressionToString()
boolean	hasTag(Class<? extends com.oracle.truffle.api.instrumentation.Tag> tag)
boolean	isResultAlwaysOfType(Class<?> clazz)
protected JSLeftShiftConstantNode	makeCopy()
com.oracle.truffle.api.instrumentation.InstrumentableNode	materializeInstrumentableNodes(Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)

Methods inherited from class com.oracle.truffle.js.nodes.unary.JSUnaryNode

createWrapper, execute, getNodeObject, getOperand

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

addCallTag, addExpressionTag, addRootBodyTag, addStatementTag, cloneUninitialized, cloneUninitialized, copy, execute, executeBoolean, executeByte, executeCharacter, executeDouble, executeDynamicObject, executeFloat, executeInt, executeLargeInteger, executeLong, executeObjectArray, executeString, executeTruffleObject, executeVoid, getSourceSection, hasSourceSection, isInstrumentable, 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.api.instrumentation.InstrumentableNode

findNearestNodeAt

Field Detail

shiftValue

protected final int shiftValue

Constructor Detail

JSLeftShiftConstantNode

protected JSLeftShiftConstantNode(JavaScriptNode operand,
                                  int shiftValue)

Method Detail

create

public static JavaScriptNode create(JavaScriptNode left,
                                    JavaScriptNode right)

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

materializeInstrumentableNodes

public com.oracle.truffle.api.instrumentation.InstrumentableNode materializeInstrumentableNodes(Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)

executeInt

public abstract int executeInt(Object a)

doInteger

protected int doInteger(int a)

doLargeInteger

protected int doLargeInteger(LargeInteger a)

doDouble

protected int doDouble(double a,
                       JSToInt32Node leftInt32Node)

doBigInt

protected void doBigInt(BigInt a)

doGeneric

protected Object doGeneric(Object a,
                           JSToNumericNode leftToNumericNode,
                           JSLeftShiftConstantNode innerShiftNode)

isResultAlwaysOfType

public boolean isResultAlwaysOfType(Class<?> clazz)

Overrides:

isResultAlwaysOfType in class JavaScriptNode

makeCopy

protected JSLeftShiftConstantNode makeCopy()

copyUninitialized

protected JavaScriptNode copyUninitialized()

Overrides:

copyUninitialized in class JavaScriptNode

expressionToString

public String expressionToString()

Overrides:

expressionToString in class JSUnaryNode