1 /* 2 * Copyright (c) 2021 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 PANDA_RUNTIME_INCLUDE_TOOLING_DEBUG_INF_H_ 17 #define PANDA_RUNTIME_INCLUDE_TOOLING_DEBUG_INF_H_ 18 19 #include <atomic> 20 #include "include/thread.h" 21 #include "libpandafile/file.h" 22 #include "libpandabase/os/mutex.h" 23 #include "libpandabase/utils/time.h" 24 #include "libpandabase/utils/span.h" 25 26 namespace panda::tooling { 27 struct PCodeItem; 28 struct PCodeMetaInfo; 29 30 class DebugInf { 31 public: 32 DebugInf() = default; 33 ~DebugInf() = default; 34 35 // interface for runtime. 36 // when loading new panda file, add new entry to list 37 static void AddCodeMetaInfo(const panda_file::File *file); 38 // when unloading new panda file, remove entry to list 39 static void DelCodeMetaInfo(const panda_file::File *file); 40 41 private: 42 static void Lock(PCodeMetaInfo *mi); 43 static void UnLock(PCodeMetaInfo *mi); 44 static PCodeItem *AddCodeMetaInfoImpl(PCodeMetaInfo *metaInfo, Span<const uint8_t> inss); 45 static void DelCodeMetaInfoImpl(PCodeMetaInfo *metaInfo, const panda_file::File *file); 46 47 private: 48 static std::map<const std::string, PCodeItem *> aex_item_map; 49 static panda::os::memory::Mutex jit_item_lock; 50 static panda::os::memory::Mutex aex_item_lock; 51 52 NO_COPY_SEMANTIC(DebugInf); 53 NO_MOVE_SEMANTIC(DebugInf); 54 }; 55 56 } // namespace panda::tooling 57 58 #endif // PANDA_RUNTIME_INCLUDE_TOOLING_DEBUG_INF_H_ 59