src/share/vm/gc_implementation/g1/g1CardCounts.hpp
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src/share/vm/gc_implementation/g1/g1CardCounts.hpp

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  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_VM_GC_IMPLEMENTATION_G1_G1CARDCOUNTS_HPP
  26 #define SHARE_VM_GC_IMPLEMENTATION_G1_G1CARDCOUNTS_HPP
  27 
  28 #include "gc_implementation/g1/g1RegionToSpaceMapper.hpp"
  29 #include "memory/allocation.hpp"
  30 #include "runtime/virtualspace.hpp"
  31 #include "utilities/globalDefinitions.hpp"
  32 
  33 class CardTableModRefBS;
  34 class G1CardCounts;
  35 class G1CollectedHeap;
  36 class G1RegionToSpaceMapper;
  37 class HeapRegion;
  38 
  39 class G1CardCountsMappingChangedListener : public G1MappingChangedListener {
  40  private:
  41   G1CardCounts* _counts;
  42  public:
  43   void set_cardcounts(G1CardCounts* counts) { _counts = counts; }
  44 
  45   virtual void on_commit(uint start_idx, size_t num_regions, bool zero_filled);
  46 };
  47 
  48 // Table to track the number of times a card has been refined. Once
  49 // a card has been refined a certain number of times, it is
  50 // considered 'hot' and its refinement is delayed by inserting the




  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_VM_GC_IMPLEMENTATION_G1_G1CARDCOUNTS_HPP
  26 #define SHARE_VM_GC_IMPLEMENTATION_G1_G1CARDCOUNTS_HPP
  27 
  28 #include "gc_implementation/g1/g1RegionToSpaceMapper.hpp"
  29 #include "memory/allocation.hpp"
  30 #include "memory/virtualspace.hpp"
  31 #include "utilities/globalDefinitions.hpp"
  32 
  33 class CardTableModRefBS;
  34 class G1CardCounts;
  35 class G1CollectedHeap;
  36 class G1RegionToSpaceMapper;
  37 class HeapRegion;
  38 
  39 class G1CardCountsMappingChangedListener : public G1MappingChangedListener {
  40  private:
  41   G1CardCounts* _counts;
  42  public:
  43   void set_cardcounts(G1CardCounts* counts) { _counts = counts; }
  44 
  45   virtual void on_commit(uint start_idx, size_t num_regions, bool zero_filled);
  46 };
  47 
  48 // Table to track the number of times a card has been refined. Once
  49 // a card has been refined a certain number of times, it is
  50 // considered 'hot' and its refinement is delayed by inserting the


src/share/vm/gc_implementation/g1/g1CardCounts.hpp
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