Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1 | // Copyright 2016 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef V8_EH_FRAME_H_ |
| 6 | #define V8_EH_FRAME_H_ |
| 7 | |
| 8 | #include <cstdint> |
| 9 | |
| 10 | namespace v8 { |
| 11 | namespace internal { |
| 12 | |
| 13 | class Code; |
| 14 | |
| 15 | class EhFrameHdr final { |
| 16 | public: |
| 17 | static const int kRecordSize = 20; |
| 18 | static const int kCIESize; |
| 19 | |
| 20 | explicit EhFrameHdr(Code* code); |
| 21 | |
| 22 | int32_t offset_to_eh_frame() const { return offset_to_eh_frame_; } |
| 23 | uint32_t lut_entries_number() const { return lut_entries_number_; } |
| 24 | int32_t offset_to_procedure() const { return offset_to_procedure_; } |
| 25 | int32_t offset_to_fde() const { return offset_to_fde_; } |
| 26 | |
| 27 | private: |
| 28 | uint8_t version_; |
| 29 | uint8_t eh_frame_ptr_encoding_; |
| 30 | uint8_t lut_size_encoding_; |
| 31 | uint8_t lut_entries_encoding_; |
| 32 | int32_t offset_to_eh_frame_; |
| 33 | uint32_t lut_entries_number_; |
| 34 | int32_t offset_to_procedure_; |
| 35 | int32_t offset_to_fde_; |
| 36 | }; |
| 37 | |
| 38 | } // namespace internal |
| 39 | } // namespace v8 |
| 40 | |
| 41 | #endif |