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1 // Copyright 2007-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2007-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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88 | 88 |
89 // Clear the weakness of a global handle. | 89 // Clear the weakness of a global handle. |
90 static void ClearWeakness(Object** location); | 90 static void ClearWeakness(Object** location); |
91 | 91 |
92 // Tells whether global handle is near death. | 92 // Tells whether global handle is near death. |
93 static bool IsNearDeath(Object** location); | 93 static bool IsNearDeath(Object** location); |
94 | 94 |
95 // Tells whether global handle is weak. | 95 // Tells whether global handle is weak. |
96 static bool IsWeak(Object** location); | 96 static bool IsWeak(Object** location); |
97 | 97 |
98 // Process pending weak handles. Returns true if any weak handle | 98 // Process pending weak handles. |
99 // callback has been invoked. | 99 static void PostGarbageCollectionProcessing(); |
100 static bool PostGarbageCollectionProcessing(); | |
101 | 100 |
102 // Iterates over all strong handles. | 101 // Iterates over all strong handles. |
103 static void IterateStrongRoots(ObjectVisitor* v); | 102 static void IterateStrongRoots(ObjectVisitor* v); |
104 | 103 |
105 // Iterates over all handles. | 104 // Iterates over all handles. |
106 static void IterateAllRoots(ObjectVisitor* v); | 105 static void IterateAllRoots(ObjectVisitor* v); |
107 | 106 |
108 // Iterates over all weak roots in heap. | 107 // Iterates over all weak roots in heap. |
109 static void IterateWeakRoots(ObjectVisitor* v); | 108 static void IterateWeakRoots(ObjectVisitor* v); |
110 | 109 |
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172 static Node* first_deallocated() { return first_deallocated_; } | 171 static Node* first_deallocated() { return first_deallocated_; } |
173 static void set_first_deallocated(Node* value) { | 172 static void set_first_deallocated(Node* value) { |
174 first_deallocated_ = value; | 173 first_deallocated_ = value; |
175 } | 174 } |
176 }; | 175 }; |
177 | 176 |
178 | 177 |
179 } } // namespace v8::internal | 178 } } // namespace v8::internal |
180 | 179 |
181 #endif // V8_GLOBAL_HANDLES_H_ | 180 #endif // V8_GLOBAL_HANDLES_H_ |
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