1 // Copyright 2020 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_HEAP_FINALIZATION_REGISTRY_CLEANUP_TASK_H_ 6 #define V8_HEAP_FINALIZATION_REGISTRY_CLEANUP_TASK_H_ 7 8 #include "src/objects/js-weak-refs.h" 9 #include "src/tasks/cancelable-task.h" 10 11 namespace v8 { 12 namespace internal { 13 14 // The GC schedules a cleanup task when the dirty FinalizationRegistry list is 15 // non-empty. The task processes a single FinalizationRegistry and posts another 16 // cleanup task if there are remaining dirty FinalizationRegistries on the list. 17 class FinalizationRegistryCleanupTask : public CancelableTask { 18 public: 19 explicit FinalizationRegistryCleanupTask(Heap* heap); 20 ~FinalizationRegistryCleanupTask() override = default; 21 FinalizationRegistryCleanupTask(const FinalizationRegistryCleanupTask&) = 22 delete; 23 void operator=(const FinalizationRegistryCleanupTask&) = delete; 24 25 private: 26 void RunInternal() override; 27 void SlowAssertNoActiveJavaScript(); 28 29 Heap* heap_; 30 }; 31 32 } // namespace internal 33 } // namespace v8 34 35 #endif // V8_HEAP_FINALIZATION_REGISTRY_CLEANUP_TASK_H_ 36