com.oracle.graal.hotspot.nodes

Class CStringNode

java.lang.Object

com.oracle.graal.graph.Node

com.oracle.graal.nodes.ValueNode

com.oracle.graal.nodes.calc.FloatingNode

com.oracle.graal.hotspot.nodes.CStringNode

All Implemented Interfaces:

Node.ValueNumberable, LIRLowerable, Cloneable, Formattable, KindProvider

public final class CStringNode
extends FloatingNode
implements LIRLowerable

Converts a compile-time constant Java string into a C string installed with the generated code.

Nested Class Summary

Nested classes/interfaces inherited from class com.oracle.graal.graph.Node

Node.ConstantNodeParameter, Node.InjectedNodeParameter, Node.Input, Node.NodeIntrinsic, Node.OptionalInput, Node.Successor, Node.ValueNumberable

Field Summary

Fields

Modifier and Type	Field and Description
protected String	string
static NodeClass<CStringNode>	TYPE

Fields inherited from class com.oracle.graal.nodes.ValueNode

stamp

Fields inherited from class com.oracle.graal.graph.Node

NODE_LIST, NOT_ITERABLE, USE_UNSAFE_TO_CLONE, WithAllEdges, WithNoEdges, WithOnlyInputEdges, WithOnlySucessorEdges

Constructor Summary

Constructors

Constructor and Description
CStringNode(WordTypes wordTypes, String string)

Method Summary

Modifier and Type	Method and Description
static Word	cstring(String string)
static AllocatableValue	emitCString(NodeLIRBuilderTool gen, String value)
void	generate(NodeLIRBuilderTool gen)
static byte[]	toCString(String s) Converts a string to a null terminated byte array of ASCII characters.

Methods inherited from class com.oracle.graal.nodes.calc.FloatingNode

asNode

Methods inherited from class com.oracle.graal.nodes.ValueNode

asConstant, asJavaConstant, getKind, graph, inferStamp, isAllowedUsageType, isConstant, isConstantPredicate, isNullConstant, setStamp, stamp, updateStamp

Methods inherited from class com.oracle.graal.graph.Node

acceptInputs, acceptSuccessors, afterClone, assertFalse, assertTrue, cfgPredecessors, cfgSuccessors, clearInputs, clearSuccessors, copyWithInputs, copyWithInputs, equals, fail, formatTo, getDebugProperties, getDebugProperties, getId, getNodeClass, getUsageAt, getUsageCount, hashCode, hasNoUsages, hasUsages, inputs, isAlive, isDeleted, markDeleted, modCount, newIdentityMap, newIdentityMap, newIdentityMap, newMap, newMap, newMap, newSet, newSet, predecessor, pushInputs, removeUsage, replaceAndDelete, replaceAtMatchingUsages, replaceAtPredecessor, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceFirstInput, replaceFirstSuccessor, safeDelete, simplify, successors, toString, toString, updatePredecessor, updateUsages, updateUsagesInterface, usages, valueEquals, verify, verifyEdges, verifyInputs

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

TYPE

public static final NodeClass<CStringNode> TYPE

string

protected final String string

Constructor Detail

CStringNode

public CStringNode(WordTypes wordTypes,
                   String string)

Method Detail

generate

public void generate(NodeLIRBuilderTool gen)

Specified by:

generate in interface LIRLowerable

emitCString

public static AllocatableValue emitCString(NodeLIRBuilderTool gen,
                                           String value)

toCString

public static byte[] toCString(String s)

Converts a string to a null terminated byte array of ASCII characters.

Parameters:

s - a String that must only contain ASCII characters

cstring

public static Word cstring(String string)