OLD | NEW |
1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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_OBJECT_ID_RING_H_ | 5 #ifndef VM_OBJECT_ID_RING_H_ |
6 #define VM_OBJECT_ID_RING_H_ | 6 #define VM_OBJECT_ID_RING_H_ |
7 | 7 |
8 namespace dart { | 8 namespace dart { |
9 | 9 |
10 // Forward declarations. | 10 // Forward declarations. |
(...skipping 10 matching lines...) Expand all Loading... |
21 public: | 21 public: |
22 static const int32_t kMaxId = 0x3FFFFFFF; | 22 static const int32_t kMaxId = 0x3FFFFFFF; |
23 static const int32_t kInvalidId = -1; | 23 static const int32_t kInvalidId = -1; |
24 static const int32_t kDefaultCapacity = 1024; | 24 static const int32_t kDefaultCapacity = 1024; |
25 | 25 |
26 static void Init(Isolate* isolate, int32_t capacity = kDefaultCapacity); | 26 static void Init(Isolate* isolate, int32_t capacity = kDefaultCapacity); |
27 | 27 |
28 ~ObjectIdRing(); | 28 ~ObjectIdRing(); |
29 | 29 |
30 int32_t GetIdForObject(RawObject* raw_obj); | 30 int32_t GetIdForObject(RawObject* raw_obj); |
| 31 |
| 32 // Returns Object::sentinel() when the id is not valid. |
31 RawObject* GetObjectForId(int32_t id); | 33 RawObject* GetObjectForId(int32_t id); |
32 | 34 |
33 void VisitPointers(ObjectPointerVisitor* visitor); | 35 void VisitPointers(ObjectPointerVisitor* visitor); |
34 | 36 |
35 private: | 37 private: |
36 friend class ObjectIdRingTestHelper; | 38 friend class ObjectIdRingTestHelper; |
37 | 39 |
38 void SetCapacityAndMaxSerial(int32_t capacity, int32_t max_serial); | 40 void SetCapacityAndMaxSerial(int32_t capacity, int32_t max_serial); |
39 | 41 |
40 ObjectIdRing(Isolate* isolate, int32_t capacity); | 42 ObjectIdRing(Isolate* isolate, int32_t capacity); |
(...skipping 16 matching lines...) Expand all Loading... |
57 int32_t IndexOfId(int32_t id); | 59 int32_t IndexOfId(int32_t id); |
58 bool IsValidContiguous(int32_t id); | 60 bool IsValidContiguous(int32_t id); |
59 bool IsValidId(int32_t id); | 61 bool IsValidId(int32_t id); |
60 | 62 |
61 DISALLOW_COPY_AND_ASSIGN(ObjectIdRing); | 63 DISALLOW_COPY_AND_ASSIGN(ObjectIdRing); |
62 }; | 64 }; |
63 | 65 |
64 } // namespace dart | 66 } // namespace dart |
65 | 67 |
66 #endif // VM_OBJECT_ID_RING_H_ | 68 #endif // VM_OBJECT_ID_RING_H_ |
OLD | NEW |