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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" |
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303 | 303 |
304 // Updates gc_in_progress. | 304 // Updates gc_in_progress. |
305 void BeginGC(); | 305 void BeginGC(); |
306 void EndGC(); | 306 void EndGC(); |
307 | 307 |
308 // If this heap is non-empty, updates start and end to the smallest range that | 308 // If this heap is non-empty, updates start and end to the smallest range that |
309 // contains both the original [start, end) and the [lowest, highest) addresses | 309 // contains both the original [start, end) and the [lowest, highest) addresses |
310 // of this heap. | 310 // of this heap. |
311 void GetMergedAddressRange(uword* start, uword* end) const; | 311 void GetMergedAddressRange(uword* start, uword* end) const; |
312 | 312 |
313 Isolate* isolate_; | |
314 | |
315 // The different spaces used for allocation. | 313 // The different spaces used for allocation. |
316 Scavenger new_space_; | 314 Scavenger new_space_; |
317 PageSpace old_space_; | 315 PageSpace old_space_; |
318 | 316 |
317 Isolate* isolate_; | |
Florian Schneider
2015/09/30 09:38:13
This seems still fragile, since there are members
rmacnak
2015/10/01 22:00:49
This is to get Heap::Top/EndOffset(kNew) consisten
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318 | |
319 WeakTable* new_weak_tables_[kNumWeakSelectors]; | 319 WeakTable* new_weak_tables_[kNumWeakSelectors]; |
320 WeakTable* old_weak_tables_[kNumWeakSelectors]; | 320 WeakTable* old_weak_tables_[kNumWeakSelectors]; |
321 | 321 |
322 // GC stats collection. | 322 // GC stats collection. |
323 GCStats stats_; | 323 GCStats stats_; |
324 | 324 |
325 // This heap is in read-only mode: No allocation is allowed. | 325 // This heap is in read-only mode: No allocation is allowed. |
326 bool read_only_; | 326 bool read_only_; |
327 | 327 |
328 // GC on the heap is in progress. | 328 // GC on the heap is in progress. |
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354 NoHeapGrowthControlScope(); | 354 NoHeapGrowthControlScope(); |
355 ~NoHeapGrowthControlScope(); | 355 ~NoHeapGrowthControlScope(); |
356 private: | 356 private: |
357 bool current_growth_controller_state_; | 357 bool current_growth_controller_state_; |
358 DISALLOW_COPY_AND_ASSIGN(NoHeapGrowthControlScope); | 358 DISALLOW_COPY_AND_ASSIGN(NoHeapGrowthControlScope); |
359 }; | 359 }; |
360 | 360 |
361 } // namespace dart | 361 } // namespace dart |
362 | 362 |
363 #endif // VM_HEAP_H_ | 363 #endif // VM_HEAP_H_ |
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