9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  11  * version 2 for more details (a copy is included in the LICENSE file that
  12  * accompanied this code).
  13  *
  14  * You should have received a copy of the GNU General Public License version
  15  * 2 along with this work; if not, write to the Free Software Foundation,
  16  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  17  *
  18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  19  * or visit www.oracle.com if you need additional information or have any
  20  * questions.
  21  *
  22  */
  23 
  24 #ifndef SHARE_GC_SHENANDOAH_SHENANDOAHTASKQUEUE_HPP
  25 #define SHARE_GC_SHENANDOAH_SHENANDOAHTASKQUEUE_HPP
  26 #include "gc/shared/owstTaskTerminator.hpp"
  27 #include "gc/shared/taskqueue.hpp"
  28 #include "memory/allocation.hpp"

  29 #include "runtime/mutex.hpp"
  30 #include "runtime/thread.hpp"
  31 
  32 template<class E, MEMFLAGS F, unsigned int N = TASKQUEUE_SIZE>
  33 class BufferedOverflowTaskQueue: public OverflowTaskQueue<E, F, N>
  34 {
  35 public:
  36   typedef OverflowTaskQueue<E, F, N> taskqueue_t;
  37 
  38   BufferedOverflowTaskQueue() : _buf_empty(true) {};
  39 
  40   TASKQUEUE_STATS_ONLY(using taskqueue_t::stats;)
  41 
  42   // Push task t into the queue. Returns true on success.
  43   inline bool push(E t);
  44 
  45   // Attempt to pop from the queue. Returns true on success.
  46   inline bool pop(E &t);
  47 
  48   inline void clear();

   9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  11  * version 2 for more details (a copy is included in the LICENSE file that
  12  * accompanied this code).
  13  *
  14  * You should have received a copy of the GNU General Public License version
  15  * 2 along with this work; if not, write to the Free Software Foundation,
  16  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  17  *
  18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  19  * or visit www.oracle.com if you need additional information or have any
  20  * questions.
  21  *
  22  */
  23 
  24 #ifndef SHARE_GC_SHENANDOAH_SHENANDOAHTASKQUEUE_HPP
  25 #define SHARE_GC_SHENANDOAH_SHENANDOAHTASKQUEUE_HPP
  26 #include "gc/shared/owstTaskTerminator.hpp"
  27 #include "gc/shared/taskqueue.hpp"
  28 #include "memory/allocation.hpp"
  29 #include "runtime/atomic.hpp"
  30 #include "runtime/mutex.hpp"
  31 #include "runtime/thread.hpp"
  32 
  33 template<class E, MEMFLAGS F, unsigned int N = TASKQUEUE_SIZE>
  34 class BufferedOverflowTaskQueue: public OverflowTaskQueue<E, F, N>
  35 {
  36 public:
  37   typedef OverflowTaskQueue<E, F, N> taskqueue_t;
  38 
  39   BufferedOverflowTaskQueue() : _buf_empty(true) {};
  40 
  41   TASKQUEUE_STATS_ONLY(using taskqueue_t::stats;)
  42 
  43   // Push task t into the queue. Returns true on success.
  44   inline bool push(E t);
  45 
  46   // Attempt to pop from the queue. Returns true on success.
  47   inline bool pop(E &t);
  48 
  49   inline void clear();