1 /* 2 * Copyright (c) 2021-2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ECMASCRIPT_DFX_HPROF_HEAP_ROOT_VISITOR_H 17 #define ECMASCRIPT_DFX_HPROF_HEAP_ROOT_VISITOR_H 18 19 #include "ecmascript/ecma_vm.h" 20 #include "ecmascript/mem/visitor.h" 21 22 namespace panda::ecmascript { 23 class JSThread; 24 25 class HeapRootVisitor { 26 public: 27 HeapRootVisitor() = default; 28 ~HeapRootVisitor() = default; 29 NO_MOVE_SEMANTIC(HeapRootVisitor); 30 NO_COPY_SEMANTIC(HeapRootVisitor); 31 void VisitHeapRoots(JSThread *thread, RootVisitor &visitor); 32 33 private: 34 EcmaVM *GetVMInstance(JSThread *thread) const; 35 }; 36 } // namespace panda::ecmascript 37 #endif // ECMASCRIPT_DFX_HPROF_HEAP_ROOT_VISITOR_H 38