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 #include "precompiled.hpp"
  25 
  26 #include "logging/log.hpp"
  27 #include "logging/logStream.hpp"
  28 #include "memory/binaryTreeDictionary.inline.hpp"
  29 #include "memory/freeList.inline.hpp"
  30 #include "memory/metaspace/chunkManager.hpp"
  31 #include "memory/metaspace/metachunk.hpp"
  32 #include "memory/metaspace/metaDebug.hpp"
  33 #include "memory/metaspace/metaspaceCommon.hpp"
  34 #include "memory/metaspace/metaspaceStatistics.hpp"
  35 #include "memory/metaspace/occupancyMap.hpp"
  36 #include "memory/metaspace/virtualSpaceNode.hpp"
  37 #include "runtime/mutexLocker.hpp"
  38 #include "utilities/debug.hpp"
  39 #include "utilities/globalDefinitions.hpp"
  40 #include "utilities/ostream.hpp"
  41 
  42 namespace metaspace {
  43 
  44 ChunkManager::ChunkManager(bool is_class)
  45       : _is_class(is_class), _free_chunks_total(0), _free_chunks_count(0) {
  46   _free_chunks[SpecializedIndex].set_size(get_size_for_nonhumongous_chunktype(SpecializedIndex, is_class));
  47   _free_chunks[SmallIndex].set_size(get_size_for_nonhumongous_chunktype(SmallIndex, is_class));
  48   _free_chunks[MediumIndex].set_size(get_size_for_nonhumongous_chunktype(MediumIndex, is_class));
  49 }
  50 
  51 void ChunkManager::remove_chunk(Metachunk* chunk) {
  52   size_t word_size = chunk->word_size();
  53   ChunkIndex index = list_index(word_size);
  54   if (index != HumongousIndex) {
  55     free_chunks(index)->remove_chunk(chunk);
  56   } else {
  57     humongous_dictionary()->remove_chunk(chunk);

  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 #include "precompiled.hpp"
  25 
  26 #include "logging/log.hpp"
  27 #include "logging/logStream.hpp"
  28 #include "memory/binaryTreeDictionary.inline.hpp"
  29 #include "memory/freeList.inline.hpp"
  30 #include "memory/metaspace/chunkManager.hpp"
  31 #include "memory/metaspace/metachunk.hpp"
  32 #include "memory/metaspace/metaDebug.hpp"
  33 #include "memory/metaspace/metaspaceCommon.hpp"
  34 #include "memory/metaspace/metaspaceStatistics.hpp"
  35 #include "memory/metaspace/occupancyMap.hpp"
  36 #include "memory/metaspace/virtualSpaceNode.hpp"
  37 #include "runtime/mutexLocker.inline.hpp"
  38 #include "utilities/debug.hpp"
  39 #include "utilities/globalDefinitions.hpp"
  40 #include "utilities/ostream.hpp"
  41 
  42 namespace metaspace {
  43 
  44 ChunkManager::ChunkManager(bool is_class)
  45       : _is_class(is_class), _free_chunks_total(0), _free_chunks_count(0) {
  46   _free_chunks[SpecializedIndex].set_size(get_size_for_nonhumongous_chunktype(SpecializedIndex, is_class));
  47   _free_chunks[SmallIndex].set_size(get_size_for_nonhumongous_chunktype(SmallIndex, is_class));
  48   _free_chunks[MediumIndex].set_size(get_size_for_nonhumongous_chunktype(MediumIndex, is_class));
  49 }
  50 
  51 void ChunkManager::remove_chunk(Metachunk* chunk) {
  52   size_t word_size = chunk->word_size();
  53   ChunkIndex index = list_index(word_size);
  54   if (index != HumongousIndex) {
  55     free_chunks(index)->remove_chunk(chunk);
  56   } else {
  57     humongous_dictionary()->remove_chunk(chunk);