1 /*

     2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

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

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

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

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

    13  * accompanied this code).

    14  *

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

    16  * 2 along with this work; if not, write to the Free Software Foundation,

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

    18  *

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

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

    21  * questions.

    22  *

    23  */

    24 

    25 #ifndef SHARE_GC_G1_G1FULLGCCOMPACTTASK_HPP

    26 #define SHARE_GC_G1_G1FULLGCCOMPACTTASK_HPP

    27 

    28 #include "gc/g1/g1FullGCCompactionPoint.hpp"

    29 #include "gc/g1/g1FullGCScope.hpp"

    30 #include "gc/g1/g1FullGCTask.hpp"

    31 #include "gc/g1/g1StringDedup.hpp"

    32 #include "gc/g1/heapRegionManager.hpp"

    33 #include "gc/shared/referenceProcessor.hpp"

    34 #include "utilities/ticks.hpp"

    35 

    36 class G1CollectedHeap;

    37 class G1CMBitMap;

    38 

    39 class G1FullGCCompactTask : public G1FullGCTask {

    40 protected:

    41   HeapRegionClaimer _claimer;

    42 

    43 private:

    44   void compact_region(HeapRegion* hr);

    45 

    46 public:

    47   G1FullGCCompactTask(G1FullCollector* collector) :

    48     G1FullGCTask("G1 Compact Task", collector),

    49     _claimer(collector->workers()) { }

    50   void work(uint worker_id);

    51   void serial_compaction();

    52 

    53   class G1CompactRegionClosure : public StackObj {

    54     G1CMBitMap* _bitmap;

    55 

    56   public:

    57     G1CompactRegionClosure(G1CMBitMap* bitmap) : _bitmap(bitmap) { }

    58     size_t apply(oop object);

    59   };

    60 };

    61 

    62 #endif // SHARE_GC_G1_G1FULLGCCOMPACTTASK_HPP