1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_RUNTIME_JIT_DEBUGGER_INTERFACE_H_ 18 #define ART_RUNTIME_JIT_DEBUGGER_INTERFACE_H_ 19 20 #include <inttypes.h> 21 #include <memory> 22 #include <vector> 23 24 #include "base/array_ref.h" 25 #include "base/mutex.h" 26 27 namespace art { 28 29 // Notify native tools (e.g. libunwind) that DEX file has been opened. 30 // It takes the lock itself. The parameter must point to dex data (not the DexFile* object). 31 void AddNativeDebugInfoForDex(Thread* current_thread, ArrayRef<const uint8_t> dexfile); 32 33 // Notify native tools (e.g. libunwind) that DEX file has been closed. 34 // It takes the lock itself. The parameter must point to dex data (not the DexFile* object). 35 void RemoveNativeDebugInfoForDex(Thread* current_thread, ArrayRef<const uint8_t> dexfile); 36 37 // Notify native tools about new JITed code by passing in-memory ELF. 38 // The handle is the object that is being described (needed to be able to remove the entry). 39 // The method will make copy of the passed ELF file (to shrink it to the minimum size). 40 void AddNativeDebugInfoForJit(const void* handle, const std::vector<uint8_t>& symfile) 41 REQUIRES(Locks::native_debug_interface_lock_); 42 43 // Notify native debugger that JITed code has been removed and free the debug info. 44 void RemoveNativeDebugInfoForJit(const void* handle) 45 REQUIRES(Locks::native_debug_interface_lock_); 46 47 // Returns approximate memory used by all JITCodeEntries. 48 size_t GetJitNativeDebugInfoMemUsage() 49 REQUIRES(Locks::native_debug_interface_lock_); 50 51 } // namespace art 52 53 #endif // ART_RUNTIME_JIT_DEBUGGER_INTERFACE_H_ 54