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comparison src/share/vm/memory/freeBlockDictionary.hpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents d2a62e0f25eb
children 685df3c6f84b
comparison
equal deleted inserted replaced
6724:36d1d483d5d6 6725:da91efe96a93
46 dictionarySplayTree = 1, 46 dictionarySplayTree = 1,
47 dictionarySkipList = 2 47 dictionarySkipList = 2
48 }; 48 };
49 49
50 private: 50 private:
51 // This field is added and can be set to point to the
52 // the Mutex used to synchronize access to the
53 // dictionary so that assertion checking can be done.
54 // For example it is set to point to _parDictionaryAllocLock.
51 NOT_PRODUCT(Mutex* _lock;) 55 NOT_PRODUCT(Mutex* _lock;)
52 56
53 public: 57 public:
54 virtual void remove_chunk(Chunk* fc) = 0; 58 virtual void remove_chunk(Chunk* fc) = 0;
55 virtual Chunk* get_chunk(size_t size, Dither dither = atLeast) = 0; 59 virtual Chunk* get_chunk(size_t size, Dither dither = atLeast) = 0;