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src/hotspot/share/gc/g1/g1SharedClosures.hpp

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rev 49680 : imported patch 6672778-partial-queue-trimming


   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 #include "gc/g1/bufferingOopClosure.hpp"
  26 #include "gc/g1/g1CodeBlobClosure.hpp"
  27 #include "gc/g1/g1OopClosures.hpp"
  28 #include "memory/iterator.hpp"
  29 
  30 class G1CollectedHeap;
  31 class G1ParScanThreadState;
  32 
  33 // Simple holder object for a complete set of closures used by the G1 evacuation code.
  34 template <G1Mark Mark>
  35 class G1SharedClosures {
  36 public:
  37   G1ParCopyClosure<G1BarrierNone, Mark> _oops;
  38   G1ParCopyClosure<G1BarrierCLD,  Mark> _oops_in_cld;
  39 
  40   G1CLDScanClosure                _clds;
  41   G1CodeBlobClosure               _codeblobs;
  42   BufferingOopClosure             _buffered_oops;
  43 
  44   G1SharedClosures(G1CollectedHeap* g1h, G1ParScanThreadState* pss, bool process_only_dirty, bool must_claim_cld) :
  45     _oops(g1h, pss),
  46     _oops_in_cld(g1h, pss),
  47     _clds(&_oops_in_cld, process_only_dirty, must_claim_cld),
  48     _codeblobs(&_oops),
  49     _buffered_oops(&_oops) {}




  50 };


   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 #include "gc/g1/g1CodeBlobClosure.hpp"
  26 #include "gc/g1/g1OopClosures.hpp"
  27 #include "memory/iterator.hpp"
  28 
  29 class G1CollectedHeap;
  30 class G1ParScanThreadState;
  31 
  32 // Simple holder object for a complete set of closures used by the G1 evacuation code.
  33 template <G1Mark Mark>
  34 class G1SharedClosures {
  35 public:
  36   G1ParCopyClosure<G1BarrierNone, Mark> _oops;
  37   G1ParCopyClosure<G1BarrierCLD,  Mark> _oops_in_cld;
  38 
  39   G1CLDScanClosure                _clds;
  40   G1CodeBlobClosure               _codeblobs;

  41 
  42   G1SharedClosures(G1CollectedHeap* g1h, G1ParScanThreadState* pss, bool process_only_dirty, bool must_claim_cld) :
  43     _oops(g1h, pss),
  44     _oops_in_cld(g1h, pss),
  45     _clds(&_oops_in_cld, process_only_dirty, must_claim_cld),
  46     _codeblobs(&_oops) {}
  47 
  48   double trim_time_sec() {
  49     return TicksToTimeHelper::seconds(_oops.trim_ticks_and_reset()) +
  50            TicksToTimeHelper::seconds(_oops_in_cld.trim_ticks_and_reset());
  51   }
  52 };
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