WriteBuffer (Jikes RVM API)

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org.mmtk.utility.deque
Class WriteBuffer

java.lang.Object
  org.mmtk.utility.deque.Deque
      org.mmtk.utility.deque.LocalSSB
          org.mmtk.utility.deque.WriteBuffer

All Implemented Interfaces:: Constants

public class WriteBuffer
extends LocalSSB
implements Constants
extends LocalSSB
implements Constants

This supports unsynchronized insertion of write buffer values.

Field Summary

Fields inherited from class org.mmtk.utility.deque.LocalSSB
`queue, tail, tailBufferEnd`

Fields inherited from class org.mmtk.utility.deque.Deque
`BUFFER_MASK, BUFFER_SIZE, HEAD_INITIAL_VALUE, LOG_PAGES_PER_BUFFER, META_DATA_SIZE, NEXT_FIELD_OFFSET, PAGES_PER_BUFFER, TAIL_INITIAL_VALUE, USABLE_BUFFER_BYTES`

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

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
`WriteBuffer(SharedDeque queue)` Constructor

Method Summary
`void`	`insert(Address addr)` Insert a value to be remembered into the write buffer.

Methods inherited from class org.mmtk.utility.deque.LocalSSB
`bufferSentinel, checkTailInsert, flushLocal, isFlushed, normalizeTail, reset, resetLocal, uncheckedTailInsert`

Methods inherited from class org.mmtk.utility.deque.Deque
`bufferEnd, bufferFirst, bufferLast, bufferLast, bufferLastOffset, bufferOffset, bufferStart`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

WriteBuffer

public WriteBuffer(SharedDeque queue)

Constructor

Parameters:: queue - The shared queue to which this local ssb will append its buffers (when full or flushed).

Method Detail

insert

public final void insert(Address addr)

Insert a value to be remembered into the write buffer.

Parameters:: addr - the value to be inserted into the write buffer