com.oracle.svm.core.heap

Class ReferenceMapIndex

java.lang.Object

com.oracle.svm.core.heap.ReferenceMapIndex

public class ReferenceMapIndex
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	EMPTY_REFERENCE_MAP Marker value returned by CodeInfoQueryResult.getReferenceMapIndex() when the reference map is empty for the IP.
static int	NO_REFERENCE_MAP Marker value returned by CodeInfoQueryResult.getReferenceMapIndex() when no reference map is registered for the IP.
static int	STORED_CONTINUATION Reference map index value for StoredContinuation to indicate this instance needs special treatment during allocation and GC.

Constructor Summary

Constructors

Constructor and Description
ReferenceMapIndex()

Method Summary

Modifier and Type	Method and Description
static boolean	denotesEmptyReferenceMap(long referenceMapIndex)
static boolean	denotesValidReferenceMap(long referenceMapIndex)

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_REFERENCE_MAP

public static final int EMPTY_REFERENCE_MAP

Marker value returned by CodeInfoQueryResult.getReferenceMapIndex() when the reference map is empty for the IP.

See Also:

Constant Field Values

NO_REFERENCE_MAP

public static final int NO_REFERENCE_MAP

Marker value returned by CodeInfoQueryResult.getReferenceMapIndex() when no reference map is registered for the IP.

See Also:

Constant Field Values

STORED_CONTINUATION

public static final int STORED_CONTINUATION

Reference map index value for StoredContinuation to indicate this instance needs special treatment during allocation and GC.

See Also:

Constant Field Values

Constructor Detail

ReferenceMapIndex

public ReferenceMapIndex()

Method Detail

denotesEmptyReferenceMap

public static boolean denotesEmptyReferenceMap(long referenceMapIndex)

denotesValidReferenceMap

public static boolean denotesValidReferenceMap(long referenceMapIndex)