165 static VirtualSpaceList* get_space_list(MetadataType mdtype) {
166 assert(mdtype != MetadataTypeCount, "MetadaTypeCount can't be used as mdtype");
167 return mdtype == ClassType ? class_space_list() : space_list();
168 }
169
170 static ChunkManager* chunk_manager_metadata() { return _chunk_manager_metadata; }
171 static ChunkManager* chunk_manager_class() { return _chunk_manager_class; }
172 static ChunkManager* get_chunk_manager(MetadataType mdtype) {
173 assert(mdtype != MetadataTypeCount, "MetadaTypeCount can't be used as mdtype");
174 return mdtype == ClassType ? chunk_manager_class() : chunk_manager_metadata();
175 }
176
177 static const MetaspaceTracer* tracer() { return _tracer; }
178 static void freeze() {
179 assert(DumpSharedSpaces, "sanity");
180 DEBUG_ONLY(_frozen = true;)
181 }
182 #ifdef _LP64
183 static void allocate_metaspace_compressed_klass_ptrs(char* requested_addr, address cds_base);
184 #endif
185
186 private:
187
188 #ifdef _LP64
189 static void set_narrow_klass_base_and_shift(address metaspace_base, address cds_base);
190
191 // Returns true if can use CDS with metaspace allocated as specified address.
192 static bool can_use_cds_with_metaspace_addr(char* metaspace_base, address cds_base);
193
194 static void initialize_class_space(ReservedSpace rs);
195 #endif
196 size_t class_chunk_size(size_t word_size);
197
198 public:
199
200 Metaspace(Mutex* lock, MetaspaceType type);
201 ~Metaspace();
202
203 static void ergo_initialize();
204 static void global_initialize();
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165 static VirtualSpaceList* get_space_list(MetadataType mdtype) {
166 assert(mdtype != MetadataTypeCount, "MetadaTypeCount can't be used as mdtype");
167 return mdtype == ClassType ? class_space_list() : space_list();
168 }
169
170 static ChunkManager* chunk_manager_metadata() { return _chunk_manager_metadata; }
171 static ChunkManager* chunk_manager_class() { return _chunk_manager_class; }
172 static ChunkManager* get_chunk_manager(MetadataType mdtype) {
173 assert(mdtype != MetadataTypeCount, "MetadaTypeCount can't be used as mdtype");
174 return mdtype == ClassType ? chunk_manager_class() : chunk_manager_metadata();
175 }
176
177 static const MetaspaceTracer* tracer() { return _tracer; }
178 static void freeze() {
179 assert(DumpSharedSpaces, "sanity");
180 DEBUG_ONLY(_frozen = true;)
181 }
182 #ifdef _LP64
183 static void allocate_metaspace_compressed_klass_ptrs(char* requested_addr, address cds_base);
184 #endif
185 static size_t calculate_min_metaspace_size();
186
187 private:
188
189 #ifdef _LP64
190 static void set_narrow_klass_base_and_shift(address metaspace_base, address cds_base);
191
192 // Returns true if can use CDS with metaspace allocated as specified address.
193 static bool can_use_cds_with_metaspace_addr(char* metaspace_base, address cds_base);
194
195 static void initialize_class_space(ReservedSpace rs);
196 #endif
197 size_t class_chunk_size(size_t word_size);
198
199 public:
200
201 Metaspace(Mutex* lock, MetaspaceType type);
202 ~Metaspace();
203
204 static void ergo_initialize();
205 static void global_initialize();
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