/*

 * Copyright (c) 2018, Red Hat, Inc. All rights reserved.

 *

 * 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.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#include "gc/shared/satbMarkQueue.hpp"

#include "gc/shenandoah/shenandoahHeap.hpp"

#include "runtime/mutex.hpp"

#include "runtime/thread.hpp"

class ShenandoahSATBMarkQueue: public SATBMarkQueue {

public:

  ShenandoahSATBMarkQueue(SATBMarkQueueSet* qset) : SATBMarkQueue(qset, /* permanent = */ false) {}

  virtual bool should_enqueue_buffer();

};

class ShenandoahSATBMarkQueueSet : public SATBMarkQueueSet {

private:

  ShenandoahHeap* _heap;

  BufferNode::Allocator _satb_mark_queue_buffer_allocator;

public:

  ShenandoahSATBMarkQueueSet();

  void initialize(ShenandoahHeap* const heap,

                  Monitor* cbl_mon,

                  int process_completed_threshold,

                  uint buffer_enqueue_threshold_percentage,

                  Mutex* lock);

  virtual SATBMarkQueue& satb_queue_for_thread(JavaThread* const t) const;

  virtual void filter(SATBMarkQueue* queue);

};