| // Copyright 2020 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8_PROFILER_SYMBOLIZER_H_ |
| #define V8_PROFILER_SYMBOLIZER_H_ |
| |
| #include "src/base/macros.h" |
| #include "src/profiler/profile-generator.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| class CodeEntry; |
| class CodeMap; |
| |
| class V8_EXPORT_PRIVATE Symbolizer { |
| public: |
| explicit Symbolizer(CodeMap* code_map); |
| |
| struct SymbolizedSample { |
| ProfileStackTrace stack_trace; |
| int src_line; |
| }; |
| |
| // Use the CodeMap to turn the raw addresses recorded in the sample into |
| // code/function names. |
| SymbolizedSample SymbolizeTickSample(const TickSample& sample); |
| |
| CodeMap* code_map() { return code_map_; } |
| |
| private: |
| CodeEntry* FindEntry(Address address, |
| Address* out_instruction_start = nullptr); |
| |
| CodeMap* const code_map_; |
| |
| DISALLOW_COPY_AND_ASSIGN(Symbolizer); |
| }; |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_PROFILER_SYMBOLIZER_H_ |