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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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244 ASSERT(IsNativeContext()); | 244 ASSERT(IsNativeContext()); |
245 #ifdef DEBUG | 245 #ifdef DEBUG |
246 if (FLAG_enable_slow_asserts) { | 246 if (FLAG_enable_slow_asserts) { |
247 Object* element = get(OPTIMIZED_FUNCTIONS_LIST); | 247 Object* element = get(OPTIMIZED_FUNCTIONS_LIST); |
248 while (!element->IsUndefined()) { | 248 while (!element->IsUndefined()) { |
249 CHECK(element != function); | 249 CHECK(element != function); |
250 element = JSFunction::cast(element)->next_function_link(); | 250 element = JSFunction::cast(element)->next_function_link(); |
251 } | 251 } |
252 } | 252 } |
253 | 253 |
| 254 CHECK(function->next_function_link()->IsUndefined()); |
| 255 |
254 // Check that the context belongs to the weak native contexts list. | 256 // Check that the context belongs to the weak native contexts list. |
255 bool found = false; | 257 bool found = false; |
256 Object* context = GetHeap()->native_contexts_list(); | 258 Object* context = GetHeap()->native_contexts_list(); |
257 while (!context->IsUndefined()) { | 259 while (!context->IsUndefined()) { |
258 if (context == this) { | 260 if (context == this) { |
259 found = true; | 261 found = true; |
260 break; | 262 break; |
261 } | 263 } |
262 context = Context::cast(context)->get(Context::NEXT_CONTEXT_LINK); | 264 context = Context::cast(context)->get(Context::NEXT_CONTEXT_LINK); |
263 } | 265 } |
264 CHECK(found); | 266 CHECK(found); |
265 #endif | 267 #endif |
266 | |
267 // If the function link field is already used then the function was | |
268 // enqueued as a code flushing candidate and we remove it now. | |
269 if (!function->next_function_link()->IsUndefined()) { | |
270 CodeFlusher* flusher = GetHeap()->mark_compact_collector()->code_flusher(); | |
271 flusher->EvictCandidate(function); | |
272 } | |
273 | |
274 ASSERT(function->next_function_link()->IsUndefined()); | |
275 | |
276 function->set_next_function_link(get(OPTIMIZED_FUNCTIONS_LIST)); | 268 function->set_next_function_link(get(OPTIMIZED_FUNCTIONS_LIST)); |
277 set(OPTIMIZED_FUNCTIONS_LIST, function); | 269 set(OPTIMIZED_FUNCTIONS_LIST, function); |
278 } | 270 } |
279 | 271 |
280 | 272 |
281 void Context::RemoveOptimizedFunction(JSFunction* function) { | 273 void Context::RemoveOptimizedFunction(JSFunction* function) { |
282 ASSERT(IsNativeContext()); | 274 ASSERT(IsNativeContext()); |
283 Object* element = get(OPTIMIZED_FUNCTIONS_LIST); | 275 Object* element = get(OPTIMIZED_FUNCTIONS_LIST); |
284 JSFunction* prev = NULL; | 276 JSFunction* prev = NULL; |
285 while (!element->IsUndefined()) { | 277 while (!element->IsUndefined()) { |
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342 // During bootstrapping we allow all objects to pass as global | 334 // During bootstrapping we allow all objects to pass as global |
343 // objects. This is necessary to fix circular dependencies. | 335 // objects. This is necessary to fix circular dependencies. |
344 Isolate* isolate = Isolate::Current(); | 336 Isolate* isolate = Isolate::Current(); |
345 return isolate->heap()->gc_state() != Heap::NOT_IN_GC || | 337 return isolate->heap()->gc_state() != Heap::NOT_IN_GC || |
346 isolate->bootstrapper()->IsActive() || | 338 isolate->bootstrapper()->IsActive() || |
347 object->IsGlobalObject(); | 339 object->IsGlobalObject(); |
348 } | 340 } |
349 #endif | 341 #endif |
350 | 342 |
351 } } // namespace v8::internal | 343 } } // namespace v8::internal |
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