Mercurial > hg > graal-jvmci-8
comparison src/share/vm/memory/metaspace.hpp @ 6885:685df3c6f84b
7045397: NPG: Add freelists to class loader arenas.
Reviewed-by: coleenp, stefank, jprovino, ohair
author | jmasa |
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date | Tue, 18 Sep 2012 23:35:42 -0700 |
parents | 8e47bac5643a |
children | 6bc207d87e5d |
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6877:d0e7716b179e | 6885:685df3c6f84b |
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55 // | | | 55 // | | |
56 // +-------------------+ | 56 // +-------------------+ |
57 // | 57 // |
58 | 58 |
59 class ClassLoaderData; | 59 class ClassLoaderData; |
60 class Metablock; | |
60 class MetaWord; | 61 class MetaWord; |
61 class Mutex; | 62 class Mutex; |
62 class outputStream; | 63 class outputStream; |
63 class FreeChunk; | |
64 template <class Chunk_t> class FreeList; | |
65 template <class Chunk_t> class BinaryTreeDictionary; | |
66 class SpaceManager; | 64 class SpaceManager; |
67 | 65 |
68 // Metaspaces each have a SpaceManager and allocations | 66 // Metaspaces each have a SpaceManager and allocations |
69 // are done by the SpaceManager. Allocations are done | 67 // are done by the SpaceManager. Allocations are done |
70 // out of the current Metachunk. When the current Metachunk | 68 // out of the current Metachunk. When the current Metachunk |
126 size_t used_words(MetadataType mdtype) const; | 124 size_t used_words(MetadataType mdtype) const; |
127 size_t free_words(MetadataType mdtype) const; | 125 size_t free_words(MetadataType mdtype) const; |
128 size_t capacity_words(MetadataType mdtype) const; | 126 size_t capacity_words(MetadataType mdtype) const; |
129 size_t waste_words(MetadataType mdtype) const; | 127 size_t waste_words(MetadataType mdtype) const; |
130 | 128 |
131 static MetaWord* allocate(ClassLoaderData* loader_data, size_t size, | 129 static Metablock* allocate(ClassLoaderData* loader_data, size_t size, |
132 bool read_only, MetadataType mdtype, TRAPS); | 130 bool read_only, MetadataType mdtype, TRAPS); |
133 void deallocate(MetaWord* ptr, size_t byte_size, bool is_class); | 131 void deallocate(MetaWord* ptr, size_t byte_size, bool is_class); |
134 | 132 |
135 MetaWord* expand_and_allocate(size_t size, | 133 MetaWord* expand_and_allocate(size_t size, |
136 MetadataType mdtype); | 134 MetadataType mdtype); |