| /* |
| * This file is part of the Jikes RVM project (http://jikesrvm.org). |
| * |
| * This file is licensed to You under the Eclipse Public License (EPL); |
| * You may not use this file except in compliance with the License. You |
| * may obtain a copy of the License at |
| * |
| * http://www.opensource.org/licenses/eclipse-1.0.php |
| * |
| * See the COPYRIGHT.txt file distributed with this work for information |
| * regarding copyright ownership. |
| */ |
| package org.mmtk.utility.deque; |
| |
| import org.mmtk.utility.Constants; |
| |
| import org.vmmagic.unboxed.*; |
| import org.vmmagic.pragma.*; |
| |
| /** |
| * This supports <i>unsynchronized</i> insertion of write buffer values. |
| */ |
| @Uninterruptible public class WriteBuffer extends LocalSSB |
| implements Constants { |
| |
| /**************************************************************************** |
| * |
| * Public instance methods |
| */ |
| |
| /** |
| * Constructor |
| * |
| * @param queue The shared queue to which this local ssb will append |
| * its buffers (when full or flushed). |
| */ |
| public WriteBuffer(SharedDeque queue) { |
| super(queue); |
| } |
| |
| /** |
| * Insert a value to be remembered into the write buffer. |
| * |
| * @param addr the value to be inserted into the write buffer |
| */ |
| @NoInline |
| public final void insert(Address addr) { |
| checkTailInsert(1); |
| uncheckedTailInsert(addr); |
| } |
| } |