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

Issue 196133017: Experimental parser: merge r19949 (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/parser
Patch Set: Created 6 years, 9 months 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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154 // Returns the current number of weak handles to global objects. 154 // Returns the current number of weak handles to global objects.
155 // These handles are also included in NumberOfWeakHandles(). 155 // These handles are also included in NumberOfWeakHandles().
156 int NumberOfGlobalObjectWeakHandles(); 156 int NumberOfGlobalObjectWeakHandles();
157 157
158 // Returns the current number of handles to global objects. 158 // Returns the current number of handles to global objects.
159 int global_handles_count() const { 159 int global_handles_count() const {
160 return number_of_global_handles_; 160 return number_of_global_handles_;
161 } 161 }
162 162
163 // Clear the weakness of a global handle. 163 // Clear the weakness of a global handle.
164 static void ClearWeakness(Object** location); 164 static void* ClearWeakness(Object** location);
165 165
166 // Clear the weakness of a global handle. 166 // Clear the weakness of a global handle.
167 static void MarkIndependent(Object** location); 167 static void MarkIndependent(Object** location);
168 168
169 // Mark the reference to this object externaly unreachable. 169 // Mark the reference to this object externaly unreachable.
170 static void MarkPartiallyDependent(Object** location); 170 static void MarkPartiallyDependent(Object** location);
171 171
172 static bool IsIndependent(Object** location); 172 static bool IsIndependent(Object** location);
173 173
174 // Tells whether global handle is near death. 174 // Tells whether global handle is near death.
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333 333
334 DISALLOW_COPY_AND_ASSIGN(GlobalHandles); 334 DISALLOW_COPY_AND_ASSIGN(GlobalHandles);
335 }; 335 };
336 336
337 337
338 class EternalHandles { 338 class EternalHandles {
339 public: 339 public:
340 enum SingletonHandle { 340 enum SingletonHandle {
341 I18N_TEMPLATE_ONE, 341 I18N_TEMPLATE_ONE,
342 I18N_TEMPLATE_TWO, 342 I18N_TEMPLATE_TWO,
343 DATE_CACHE_VERSION,
343 344
344 NUMBER_OF_SINGLETON_HANDLES 345 NUMBER_OF_SINGLETON_HANDLES
345 }; 346 };
346 347
347 EternalHandles(); 348 EternalHandles();
348 ~EternalHandles(); 349 ~EternalHandles();
349 350
350 int NumberOfHandles() { return size_; } 351 int NumberOfHandles() { return size_; }
351 352
352 // Create an EternalHandle, overwriting the index. 353 // Create an EternalHandle, overwriting the index.
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400 List<int> new_space_indices_; 401 List<int> new_space_indices_;
401 int singleton_handles_[NUMBER_OF_SINGLETON_HANDLES]; 402 int singleton_handles_[NUMBER_OF_SINGLETON_HANDLES];
402 403
403 DISALLOW_COPY_AND_ASSIGN(EternalHandles); 404 DISALLOW_COPY_AND_ASSIGN(EternalHandles);
404 }; 405 };
405 406
406 407
407 } } // namespace v8::internal 408 } } // namespace v8::internal
408 409
409 #endif // V8_GLOBAL_HANDLES_H_ 410 #endif // V8_GLOBAL_HANDLES_H_
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