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Issue 11271006: Fix code flusher to process weak function links. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Do true scavenge instead of weak object retention. Created 8 years, 2 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 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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434 } 434 }
435 } 435 }
436 436
437 void EvictCandidate(JSFunction* function); 437 void EvictCandidate(JSFunction* function);
438 438
439 void ProcessCandidates() { 439 void ProcessCandidates() {
440 ProcessSharedFunctionInfoCandidates(); 440 ProcessSharedFunctionInfoCandidates();
441 ProcessJSFunctionCandidates(); 441 ProcessJSFunctionCandidates();
442 } 442 }
443 443
444 void IteratePointersToFromSpace(ObjectVisitor* v);
445
444 private: 446 private:
445 void ProcessJSFunctionCandidates(); 447 void ProcessJSFunctionCandidates();
446 void ProcessSharedFunctionInfoCandidates(); 448 void ProcessSharedFunctionInfoCandidates();
447 449
450 static JSFunction** GetNextCandidateSlot(JSFunction* candidate) {
451 return reinterpret_cast<JSFunction**>(
452 HeapObject::RawField(candidate, JSFunction::kNextFunctionLinkOffset));
453 }
454
448 static JSFunction* GetNextCandidate(JSFunction* candidate) { 455 static JSFunction* GetNextCandidate(JSFunction* candidate) {
449 Object* next_candidate = candidate->next_function_link(); 456 Object* next_candidate = candidate->next_function_link();
450 return reinterpret_cast<JSFunction*>(next_candidate); 457 return reinterpret_cast<JSFunction*>(next_candidate);
451 } 458 }
452 459
453 static void SetNextCandidate(JSFunction* candidate, 460 static void SetNextCandidate(JSFunction* candidate,
454 JSFunction* next_candidate) { 461 JSFunction* next_candidate) {
455 candidate->set_next_function_link(next_candidate); 462 candidate->set_next_function_link(next_candidate);
456 } 463 }
457 464
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837 844
838 friend class Heap; 845 friend class Heap;
839 }; 846 };
840 847
841 848
842 const char* AllocationSpaceName(AllocationSpace space); 849 const char* AllocationSpaceName(AllocationSpace space);
843 850
844 } } // namespace v8::internal 851 } } // namespace v8::internal
845 852
846 #endif // V8_MARK_COMPACT_H_ 853 #endif // V8_MARK_COMPACT_H_
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