org.mmtk.policy
Class CopyLocal

java.lang.Object
  extended by org.mmtk.utility.alloc.Allocator
      extended by org.mmtk.utility.alloc.BumpPointer
          extended by org.mmtk.policy.CopyLocal
All Implemented Interfaces:
Constants

public final class CopyLocal
extends BumpPointer

This class implements unsynchronized (local) elements of a copying collector. Allocation is via the bump pointer (@see BumpPointer).

See Also:
BumpPointer, CopySpace

Field Summary
 
Fields inherited from class org.mmtk.utility.alloc.BumpPointer
allowScanning, BLOCK_MASK, cursor, DATA_END_OFFSET, DATA_START_OFFSET, initialRegion, LOG_BLOCK_SIZE, MAX_DATA_START_OFFSET, MINIMUM_DATA_SIZE, NEXT_REGION_OFFSET, region, REGION_LIMIT_OFFSET, space
 
Fields inherited from interface org.mmtk.utility.Constants
ALIGNMENT_VALUE, ARRAY_ELEMENT, BITS_IN_ADDRESS, BITS_IN_BYTE, BITS_IN_CHAR, BITS_IN_INT, BITS_IN_PAGE, BITS_IN_SHORT, BITS_IN_WORD, BYTES_IN_ADDRESS, BYTES_IN_BYTE, BYTES_IN_CHAR, BYTES_IN_INT, BYTES_IN_KBYTE, BYTES_IN_MBYTE, BYTES_IN_PAGE, BYTES_IN_SHORT, BYTES_IN_WORD, CARD_MASK, CARD_META_PAGES_PER_REGION, INSTANCE_FIELD, LOG_BITS_IN_ADDRESS, LOG_BITS_IN_BYTE, LOG_BITS_IN_CHAR, LOG_BITS_IN_INT, LOG_BITS_IN_PAGE, LOG_BITS_IN_SHORT, LOG_BITS_IN_WORD, LOG_BYTES_IN_ADDRESS, LOG_BYTES_IN_ADDRESS_SPACE, LOG_BYTES_IN_BYTE, LOG_BYTES_IN_CHAR, LOG_BYTES_IN_INT, LOG_BYTES_IN_KBYTE, LOG_BYTES_IN_MBYTE, LOG_BYTES_IN_PAGE, LOG_BYTES_IN_SHORT, LOG_BYTES_IN_WORD, LOG_CARD_BYTES, LOG_CARD_GRAIN, LOG_CARD_META_BYTES, LOG_CARD_META_PAGES, LOG_CARD_META_SIZE, LOG_CARD_UNITS, LOG_MIN_ALIGNMENT, MAX_ALIGNMENT, MAX_BYTES_PADDING, MAX_INT, MIN_ALIGNMENT, MIN_INT, SUPPORT_CARD_SCANNING
 
Constructor Summary
CopyLocal()
          Constructor
CopyLocal(CopySpace space)
          Constructor
 
Method Summary
 
Methods inherited from class org.mmtk.utility.alloc.BumpPointer
alloc, allocSlowOnce, checkRegionMetadata, clearNextRegion, gcspyGatherData, gcspyGatherData, getCursor, getDataEnd, getDataStart, getNextRegion, getRegionLimit, getSpace, isRegionAligned, linearScan, maximumRegionSize, rebind, reset, reusePages, setDataEnd, setNextRegion, setRegionLimit, show, updateLimit
 
Methods inherited from class org.mmtk.utility.alloc.Allocator
alignAllocation, alignAllocation, alignAllocationNoFill, allocSlow, allocSlowInline, determineCollectionAttempts, fillAlignmentGap, getMaximumAlignedSize, getMaximumAlignedSize
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

CopyLocal

public CopyLocal(CopySpace space)
Constructor

Parameters:
space - The space to bump point into.

CopyLocal

public CopyLocal()
Constructor