1 /** 2 * Copyright (c) 2021-2022 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 #ifndef PANDA_RUNTIME_DPROFILER_DPROFILER_H_ 16 #define PANDA_RUNTIME_DPROFILER_DPROFILER_H_ 17 18 #include <memory> 19 #include <string> 20 #include <unordered_set> 21 22 #include "dprof/profiling_data.h" 23 #include "libpandabase/macros.h" 24 #include "runtime/include/mem/panda_containers.h" 25 #include "runtime/include/mem/panda_smart_pointers.h" 26 #include "runtime/include/mem/panda_string.h" 27 28 namespace panda { 29 30 class Class; 31 class Method; 32 class Runtime; 33 class RuntimeListener; 34 35 /** 36 * \brief The DProfiler class integrates the distributed profiling in the Panda. 37 */ 38 class DProfiler final { 39 public: 40 #ifdef PANDA_TARGET_UNIX 41 DProfiler(std::string_view app_name, Runtime *runtime); 42 #else 43 DProfiler([[maybe_unused]] std::string_view app_name, [[maybe_unused]] Runtime *runtime) 44 { 45 // Unsupported on windows platform 46 UNREACHABLE(); 47 } 48 #endif // PANDA_TARGET_UNIX 49 ~DProfiler() = default; 50 51 /** 52 * \brief Add a panda::Class for the dump. 53 * @param klass 54 */ 55 void AddClass(const Class *klass); 56 57 /** 58 * \brief Send a dump of distributed profiling info 59 */ 60 void Dump(); 61 62 private: 63 Runtime *runtime_; 64 PandaUniquePtr<dprof::ProfilingData> profiling_data_; 65 PandaUniquePtr<RuntimeListener> listener_; 66 PandaUnorderedSet<const Method *> hot_methods_; 67 68 NO_COPY_SEMANTIC(DProfiler); 69 NO_MOVE_SEMANTIC(DProfiler); 70 }; 71 72 } // namespace panda 73 74 #endif // PANDA_RUNTIME_DPROFILER_DPROFILER_H_ 75