117 118 // Iteration 119 static CodeBlob* first(); 120 static CodeBlob* next (CodeBlob* cb); 121 static CodeBlob* alive(CodeBlob *cb); 122 static nmethod* alive_nmethod(CodeBlob *cb); 123 static nmethod* first_nmethod(); 124 static nmethod* next_nmethod (CodeBlob* cb); 125 static int nof_blobs() { return _number_of_blobs; } 126 static int nof_adapters() { return _number_of_adapters; } 127 static int nof_nmethods() { return _number_of_nmethods; } 128 129 // GC support 130 static void gc_epilogue(); 131 static void gc_prologue(); 132 static void verify_oops(); 133 // If "unloading_occurred" is true, then unloads (i.e., breaks root links 134 // to) any unmarked codeBlobs in the cache. Sets "marked_for_unloading" 135 // to "true" iff some code got unloaded. 136 static void do_unloading(BoolObjectClosure* is_alive, bool unloading_occurred); 137 static void oops_do(OopClosure* f) { 138 CodeBlobToOopClosure oopc(f, /*do_marking=*/ false); 139 blobs_do(&oopc); 140 } 141 static void asserted_non_scavengable_nmethods_do(CodeBlobClosure* f = NULL) PRODUCT_RETURN; 142 static void scavenge_root_nmethods_do(CodeBlobClosure* f); 143 144 static nmethod* scavenge_root_nmethods() { return _scavenge_root_nmethods; } 145 static void set_scavenge_root_nmethods(nmethod* nm) { _scavenge_root_nmethods = nm; } 146 static void add_scavenge_root_nmethod(nmethod* nm); 147 static void drop_scavenge_root_nmethod(nmethod* nm); 148 static void prune_scavenge_root_nmethods(); 149 150 // Printing/debugging 151 static void print(); // prints summary 152 static void print_internals(); 153 static void print_memory_overhead(); 154 static void verify(); // verifies the code cache 155 static void print_trace(const char* event, CodeBlob* cb, int size = 0) PRODUCT_RETURN; 156 static void print_summary(outputStream* st, bool detailed = true); // Prints a summary of the code cache usage 157 static void log_state(outputStream* st); 158 159 // The full limits of the codeCache 160 static address low_bound() { return (address) _heap->low_boundary(); } 161 static address high_bound() { return (address) _heap->high_boundary(); } 162 static address high() { return (address) _heap->high(); } 163 164 // Profiling 165 static address first_address(); // first address used for CodeBlobs 166 static address last_address(); // last address used for CodeBlobs 167 static size_t capacity() { return _heap->capacity(); } 168 static size_t max_capacity() { return _heap->max_capacity(); } 169 static size_t unallocated_capacity() { return _heap->unallocated_capacity(); } 170 static double reverse_free_ratio(); 171 172 static bool needs_cache_clean() { return _needs_cache_clean; } 173 static void set_needs_cache_clean(bool v) { _needs_cache_clean = v; } 174 static void clear_inline_caches(); // clear all inline caches 175 176 // Deoptimization 177 static int mark_for_deoptimization(DepChange& changes); 178 #ifdef HOTSWAP 179 static int mark_for_evol_deoptimization(instanceKlassHandle dependee); 180 #endif // HOTSWAP 181 182 static void mark_all_nmethods_for_deoptimization(); 183 static int mark_for_deoptimization(Method* dependee); 184 static void make_marked_nmethods_zombies(); 185 static void make_marked_nmethods_not_entrant(); 186 187 // tells how many nmethods have dependencies 188 static int number_of_nmethods_with_dependencies(); 189 190 static int get_codemem_full_count() { return _codemem_full_count; } 191 }; 192 193 #endif // SHARE_VM_CODE_CODECACHE_HPP | 117 118 // Iteration 119 static CodeBlob* first(); 120 static CodeBlob* next (CodeBlob* cb); 121 static CodeBlob* alive(CodeBlob *cb); 122 static nmethod* alive_nmethod(CodeBlob *cb); 123 static nmethod* first_nmethod(); 124 static nmethod* next_nmethod (CodeBlob* cb); 125 static int nof_blobs() { return _number_of_blobs; } 126 static int nof_adapters() { return _number_of_adapters; } 127 static int nof_nmethods() { return _number_of_nmethods; } 128 129 // GC support 130 static void gc_epilogue(); 131 static void gc_prologue(); 132 static void verify_oops(); 133 // If "unloading_occurred" is true, then unloads (i.e., breaks root links 134 // to) any unmarked codeBlobs in the cache. Sets "marked_for_unloading" 135 // to "true" iff some code got unloaded. 136 static void do_unloading(BoolObjectClosure* is_alive, bool unloading_occurred); 137 static void asserted_non_scavengable_nmethods_do(CodeBlobClosure* f = NULL) PRODUCT_RETURN; 138 static void scavenge_root_nmethods_do(CodeBlobClosure* f); 139 140 static nmethod* scavenge_root_nmethods() { return _scavenge_root_nmethods; } 141 static void set_scavenge_root_nmethods(nmethod* nm) { _scavenge_root_nmethods = nm; } 142 static void add_scavenge_root_nmethod(nmethod* nm); 143 static void drop_scavenge_root_nmethod(nmethod* nm); 144 static void prune_scavenge_root_nmethods(); 145 146 // Printing/debugging 147 static void print(); // prints summary 148 static void print_internals(); 149 static void print_memory_overhead(); 150 static void verify(); // verifies the code cache 151 static void print_trace(const char* event, CodeBlob* cb, int size = 0) PRODUCT_RETURN; 152 static void print_summary(outputStream* st, bool detailed = true); // Prints a summary of the code cache usage 153 static void log_state(outputStream* st); 154 155 // The full limits of the codeCache 156 static address low_bound() { return (address) _heap->low_boundary(); } 157 static address high_bound() { return (address) _heap->high_boundary(); } 158 static address high() { return (address) _heap->high(); } 159 160 // Profiling 161 static address first_address(); // first address used for CodeBlobs 162 static address last_address(); // last address used for CodeBlobs 163 static size_t capacity() { return _heap->capacity(); } 164 static size_t max_capacity() { return _heap->max_capacity(); } 165 static size_t unallocated_capacity() { return _heap->unallocated_capacity(); } 166 static double reverse_free_ratio(); 167 168 static bool needs_cache_clean() { return _needs_cache_clean; } 169 static void set_needs_cache_clean(bool v) { _needs_cache_clean = v; } 170 static void clear_inline_caches(); // clear all inline caches 171 172 static void verify_clean_inline_caches(); 173 static void verify_icholder_relocations(); 174 175 // Deoptimization 176 static int mark_for_deoptimization(DepChange& changes); 177 #ifdef HOTSWAP 178 static int mark_for_evol_deoptimization(instanceKlassHandle dependee); 179 #endif // HOTSWAP 180 181 static void mark_all_nmethods_for_deoptimization(); 182 static int mark_for_deoptimization(Method* dependee); 183 static void make_marked_nmethods_zombies(); 184 static void make_marked_nmethods_not_entrant(); 185 186 // tells how many nmethods have dependencies 187 static int number_of_nmethods_with_dependencies(); 188 189 static int get_codemem_full_count() { return _codemem_full_count; } 190 }; 191 192 #endif // SHARE_VM_CODE_CODECACHE_HPP |