com.oracle.truffle.compiler

Class ConstantFieldInfo

java.lang.Object

com.oracle.truffle.compiler.ConstantFieldInfo

public final class ConstantFieldInfo
extends Object

Value returned by TruffleCompilerRuntime.getConstantFieldInfo(ResolvedJavaField) describing how a field read can be constant folded based on Truffle annotations.

Field Summary

Fields

Modifier and Type	Field and Description
static ConstantFieldInfo	CHILD Denotes a field is annotated by com.oracle.truffle.api.nodes.Node.Child.
static ConstantFieldInfo	CHILDREN Denotes a field is annotated by com.oracle.truffle.api.nodes.Node.Children.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
static ConstantFieldInfo	forDimensions(int dimensions) Gets a ConstantFieldInfo object for a field.
int	getDimensions() Gets the number of array dimensions to be marked as compilation final.
int	hashCode()
boolean	isChild() Determines if this object is ConstantFieldInfo.CHILD.
boolean	isChildren() Determines if this object is ConstantFieldInfo.CHILDREN.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

CHILD

public static final ConstantFieldInfo CHILD

Denotes a field is annotated by com.oracle.truffle.api.nodes.Node.Child.

CHILDREN

public static final ConstantFieldInfo CHILDREN

Denotes a field is annotated by com.oracle.truffle.api.nodes.Node.Children.

Method Detail

isChild

public boolean isChild()

Determines if this object is ConstantFieldInfo.CHILD.

isChildren

public boolean isChildren()

Determines if this object is ConstantFieldInfo.CHILDREN.

getDimensions

public int getDimensions()

Gets the number of array dimensions to be marked as compilation final. This value is only non-zero for array type fields.

Returns:

a value between 0 and the number of declared array dimensions (inclusive)

forDimensions

public static ConstantFieldInfo forDimensions(int dimensions)

Gets a ConstantFieldInfo object for a field.

Parameters:

dimensions - the number of array dimensions to be marked as compilation final

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object