src/share/vm/runtime/atomic.hpp

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1999, 2009, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -20,10 +20,15 @@
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  *
  */
 
+#ifndef SHARE_VM_RUNTIME_ATOMIC_HPP
+#define SHARE_VM_RUNTIME_ATOMIC_HPP
+
+#include "memory/allocation.hpp"
+
 class Atomic : AllStatic {
  public:
   // Atomically store to a location
   static void store    (jbyte    store_value, jbyte*    dest);
   static void store    (jshort   store_value, jshort*   dest);

@@ -76,5 +81,7 @@
                               unsigned int compare_value);
 
   static intptr_t cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value);
   static void*    cmpxchg_ptr(void*    exchange_value, volatile void*     dest, void*    compare_value);
 };
+
+#endif // SHARE_VM_RUNTIME_ATOMIC_HPP