OLD | NEW |
1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef VM_HEAP_H_ | 5 #ifndef VM_HEAP_H_ |
6 #define VM_HEAP_H_ | 6 #define VM_HEAP_H_ |
7 | 7 |
8 #include "platform/assert.h" | 8 #include "platform/assert.h" |
9 #include "vm/allocation.h" | 9 #include "vm/allocation.h" |
10 #include "vm/flags.h" | 10 #include "vm/flags.h" |
(...skipping 147 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
158 | 158 |
159 // Verify that all pointers in the heap point to the heap. | 159 // Verify that all pointers in the heap point to the heap. |
160 bool Verify() const; | 160 bool Verify() const; |
161 | 161 |
162 // Print heap sizes. | 162 // Print heap sizes. |
163 void PrintSizes() const; | 163 void PrintSizes() const; |
164 | 164 |
165 // Return amount of memory used and capacity in a space. | 165 // Return amount of memory used and capacity in a space. |
166 intptr_t UsedInWords(Space space) const; | 166 intptr_t UsedInWords(Space space) const; |
167 intptr_t CapacityInWords(Space space) const; | 167 intptr_t CapacityInWords(Space space) const; |
| 168 // Return the amount of GCing in microseconds. |
| 169 int64_t GCTimeInMicros(Space space) const; |
168 | 170 |
| 171 intptr_t Collections(Space space) const; |
169 // Returns the [lowest, highest) addresses in the heap. | 172 // Returns the [lowest, highest) addresses in the heap. |
170 void StartEndAddress(uword* start, uword* end) const; | 173 void StartEndAddress(uword* start, uword* end) const; |
171 | 174 |
172 ObjectSet* CreateAllocatedObjectSet() const; | 175 ObjectSet* CreateAllocatedObjectSet() const; |
173 | 176 |
174 static const char* GCReasonToString(GCReason gc_reason); | 177 static const char* GCReasonToString(GCReason gc_reason); |
175 | 178 |
176 // Associate a peer with an object. A non-existent peer is equal to NULL. | 179 // Associate a peer with an object. A non-existent peer is equal to NULL. |
177 void SetPeer(RawObject* raw_obj, void* peer) { | 180 void SetPeer(RawObject* raw_obj, void* peer) { |
178 SetWeakEntry(raw_obj, kPeers, reinterpret_cast<intptr_t>(peer)); | 181 SetWeakEntry(raw_obj, kPeers, reinterpret_cast<intptr_t>(peer)); |
(...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
222 ASSERT((id >= 0) && (id < GCStats::kDataEntries)); | 225 ASSERT((id >= 0) && (id < GCStats::kDataEntries)); |
223 stats_.data_[id] = value; | 226 stats_.data_[id] = value; |
224 } | 227 } |
225 | 228 |
226 bool gc_in_progress() const { return gc_in_progress_; } | 229 bool gc_in_progress() const { return gc_in_progress_; } |
227 | 230 |
228 static bool IsAllocatableInNewSpace(intptr_t size) { | 231 static bool IsAllocatableInNewSpace(intptr_t size) { |
229 return size <= kNewAllocatableSize; | 232 return size <= kNewAllocatableSize; |
230 } | 233 } |
231 | 234 |
| 235 void PrintToJSONObject(Space space, JSONObject* object) const; |
| 236 |
232 private: | 237 private: |
233 class GCStats : public ValueObject { | 238 class GCStats : public ValueObject { |
234 public: | 239 public: |
235 GCStats() {} | 240 GCStats() {} |
236 intptr_t num_; | 241 intptr_t num_; |
237 Heap::Space space_; | 242 Heap::Space space_; |
238 Heap::GCReason reason_; | 243 Heap::GCReason reason_; |
239 | 244 |
240 class Data : public ValueObject { | 245 class Data : public ValueObject { |
241 public: | 246 public: |
(...skipping 25 matching lines...) Expand all Loading... |
267 Heap(); | 272 Heap(); |
268 | 273 |
269 uword AllocateNew(intptr_t size); | 274 uword AllocateNew(intptr_t size); |
270 uword AllocateOld(intptr_t size, HeapPage::PageType type); | 275 uword AllocateOld(intptr_t size, HeapPage::PageType type); |
271 | 276 |
272 // GC stats collection. | 277 // GC stats collection. |
273 void RecordBeforeGC(Space space, GCReason reason); | 278 void RecordBeforeGC(Space space, GCReason reason); |
274 void RecordAfterGC(); | 279 void RecordAfterGC(); |
275 void PrintStats(); | 280 void PrintStats(); |
276 void UpdateObjectHistogram(); | 281 void UpdateObjectHistogram(); |
| 282 void UpdateClassHeapStatsBeforeGC(Heap::Space space); |
277 | 283 |
278 // The different spaces used for allocation. | 284 // The different spaces used for allocation. |
279 Scavenger* new_space_; | 285 Scavenger* new_space_; |
280 PageSpace* old_space_; | 286 PageSpace* old_space_; |
281 | 287 |
282 WeakTable* new_weak_tables_[kNumWeakSelectors]; | 288 WeakTable* new_weak_tables_[kNumWeakSelectors]; |
283 WeakTable* old_weak_tables_[kNumWeakSelectors]; | 289 WeakTable* old_weak_tables_[kNumWeakSelectors]; |
284 | 290 |
285 // GC stats collection. | 291 // GC stats collection. |
286 GCStats stats_; | 292 GCStats stats_; |
(...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
319 NoHeapGrowthControlScope(); | 325 NoHeapGrowthControlScope(); |
320 ~NoHeapGrowthControlScope(); | 326 ~NoHeapGrowthControlScope(); |
321 private: | 327 private: |
322 bool current_growth_controller_state_; | 328 bool current_growth_controller_state_; |
323 DISALLOW_COPY_AND_ASSIGN(NoHeapGrowthControlScope); | 329 DISALLOW_COPY_AND_ASSIGN(NoHeapGrowthControlScope); |
324 }; | 330 }; |
325 | 331 |
326 } // namespace dart | 332 } // namespace dart |
327 | 333 |
328 #endif // VM_HEAP_H_ | 334 #endif // VM_HEAP_H_ |
OLD | NEW |