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Side by Side Diff: src/global-handles.h

Issue 99193002: Remove all stuff marked as V8_DEPRECATED. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Rebased. Created 7 years ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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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128 // Creates a new global handle that is alive until Destroy is called. 128 // Creates a new global handle that is alive until Destroy is called.
129 Handle<Object> Create(Object* value); 129 Handle<Object> Create(Object* value);
130 130
131 // Copy a global handle 131 // Copy a global handle
132 static Handle<Object> CopyGlobal(Object** location); 132 static Handle<Object> CopyGlobal(Object** location);
133 133
134 // Destroy a global handle. 134 // Destroy a global handle.
135 static void Destroy(Object** location); 135 static void Destroy(Object** location);
136 136
137 typedef WeakCallbackData<v8::Value, void>::Callback WeakCallback; 137 typedef WeakCallbackData<v8::Value, void>::Callback WeakCallback;
138 typedef WeakReferenceCallbacks<v8::Value, void>::Revivable RevivableCallback;
139 138
140 // Make the global handle weak and set the callback parameter for the 139 // Make the global handle weak and set the callback parameter for the
141 // handle. When the garbage collector recognizes that only weak global 140 // handle. When the garbage collector recognizes that only weak global
142 // handles point to an object the handles are cleared and the callback 141 // handles point to an object the handles are cleared and the callback
143 // function is invoked (for each handle) with the handle and corresponding 142 // function is invoked (for each handle) with the handle and corresponding
144 // parameter as arguments. Note: cleared means set to Smi::FromInt(0). The 143 // parameter as arguments. Note: cleared means set to Smi::FromInt(0). The
145 // reason is that Smi::FromInt(0) does not change during garage collection. 144 // reason is that Smi::FromInt(0) does not change during garage collection.
146 static void MakeWeak(Object** location, 145 static void MakeWeak(Object** location,
147 void* parameter, 146 void* parameter,
148 WeakCallback weak_callback, 147 WeakCallback weak_callback);
149 RevivableCallback revivable_callback);
150
151 static inline void MakeWeak(Object** location,
152 void* parameter,
153 RevivableCallback revivable_callback) {
154 MakeWeak(location, parameter, NULL, revivable_callback);
155 }
156 148
157 void RecordStats(HeapStats* stats); 149 void RecordStats(HeapStats* stats);
158 150
159 // Returns the current number of weak handles. 151 // Returns the current number of weak handles.
160 int NumberOfWeakHandles(); 152 int NumberOfWeakHandles();
161 153
162 // Returns the current number of weak handles to global objects. 154 // Returns the current number of weak handles to global objects.
163 // These handles are also included in NumberOfWeakHandles(). 155 // These handles are also included in NumberOfWeakHandles().
164 int NumberOfGlobalObjectWeakHandles(); 156 int NumberOfGlobalObjectWeakHandles();
165 157
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408 List<int> new_space_indices_; 400 List<int> new_space_indices_;
409 int singleton_handles_[NUMBER_OF_SINGLETON_HANDLES]; 401 int singleton_handles_[NUMBER_OF_SINGLETON_HANDLES];
410 402
411 DISALLOW_COPY_AND_ASSIGN(EternalHandles); 403 DISALLOW_COPY_AND_ASSIGN(EternalHandles);
412 }; 404 };
413 405
414 406
415 } } // namespace v8::internal 407 } } // namespace v8::internal
416 408
417 #endif // V8_GLOBAL_HANDLES_H_ 409 #endif // V8_GLOBAL_HANDLES_H_
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