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 #include "precompiled.hpp"
26 #include "gc/common/suspendibleThreadSet.hpp"
27 #include "gc/g1/concurrentG1Refine.hpp"
28 #include "gc/g1/dirtyCardQueue.hpp"
29 #include "gc/g1/g1BlockOffsetTable.inline.hpp"
30 #include "gc/g1/g1CollectedHeap.inline.hpp"
31 #include "gc/g1/g1FromCardCache.hpp"
32 #include "gc/g1/g1GCPhaseTimes.hpp"
33 #include "gc/g1/g1HotCardCache.hpp"
34 #include "gc/g1/g1OopClosures.inline.hpp"
35 #include "gc/g1/g1RemSet.inline.hpp"
36 #include "gc/g1/g1SATBCardTableModRefBS.inline.hpp"
37 #include "gc/g1/heapRegion.inline.hpp"
38 #include "gc/g1/heapRegionManager.inline.hpp"
39 #include "gc/g1/heapRegionRemSet.hpp"
40 #include "gc/shared/gcTraceTime.inline.hpp"
41 #include "memory/iterator.hpp"
42 #include "memory/resourceArea.hpp"
43 #include "oops/oop.inline.hpp"
44 #include "utilities/align.hpp"
45 #include "utilities/globalDefinitions.hpp"
46 #include "utilities/intHisto.hpp"
47 #include "utilities/stack.inline.hpp"
48
49 // Collects information about the overall remembered set scan progress during an evacuation.
50 class G1RemSetScanState : public CHeapObj<mtGC> {
51 private:
52 class G1ClearCardTableTask : public AbstractGangTask {
53 G1CollectedHeap* _g1h;
54 uint* _dirty_region_list;
55 size_t _num_dirty_regions;
56 size_t _chunk_length;
57
58 size_t volatile _cur_dirty_regions;
59 public:
60 G1ClearCardTableTask(G1CollectedHeap* g1h,
|
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 #include "precompiled.hpp"
26 #include "gc/g1/concurrentG1Refine.hpp"
27 #include "gc/g1/dirtyCardQueue.hpp"
28 #include "gc/g1/g1BlockOffsetTable.inline.hpp"
29 #include "gc/g1/g1CollectedHeap.inline.hpp"
30 #include "gc/g1/g1FromCardCache.hpp"
31 #include "gc/g1/g1GCPhaseTimes.hpp"
32 #include "gc/g1/g1HotCardCache.hpp"
33 #include "gc/g1/g1OopClosures.inline.hpp"
34 #include "gc/g1/g1RemSet.inline.hpp"
35 #include "gc/g1/g1SATBCardTableModRefBS.inline.hpp"
36 #include "gc/g1/heapRegion.inline.hpp"
37 #include "gc/g1/heapRegionManager.inline.hpp"
38 #include "gc/g1/heapRegionRemSet.hpp"
39 #include "gc/shared/gcTraceTime.inline.hpp"
40 #include "gc/shared/suspendibleThreadSet.hpp"
41 #include "memory/iterator.hpp"
42 #include "memory/resourceArea.hpp"
43 #include "oops/oop.inline.hpp"
44 #include "utilities/align.hpp"
45 #include "utilities/globalDefinitions.hpp"
46 #include "utilities/intHisto.hpp"
47 #include "utilities/stack.inline.hpp"
48
49 // Collects information about the overall remembered set scan progress during an evacuation.
50 class G1RemSetScanState : public CHeapObj<mtGC> {
51 private:
52 class G1ClearCardTableTask : public AbstractGangTask {
53 G1CollectedHeap* _g1h;
54 uint* _dirty_region_list;
55 size_t _num_dirty_regions;
56 size_t _chunk_length;
57
58 size_t volatile _cur_dirty_regions;
59 public:
60 G1ClearCardTableTask(G1CollectedHeap* g1h,
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