62 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			62 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // Copyright 2008 Google Inc. All Rights Reserved.
 | |
| //
 | |
| // Redistribution and use in source and binary forms, with or without
 | |
| // modification, are permitted provided that the following conditions are
 | |
| // met:
 | |
| //
 | |
| //     * Redistributions of source code must retain the above copyright
 | |
| // notice, this list of conditions and the following disclaimer.
 | |
| //     * Redistributions in binary form must reproduce the above
 | |
| // copyright notice, this list of conditions and the following disclaimer
 | |
| // in the documentation and/or other materials provided with the
 | |
| // distribution.
 | |
| //     * Neither the name of Google Inc. nor the names of its
 | |
| // contributors may be used to endorse or promote products derived from
 | |
| // this software without specific prior written permission.
 | |
| //
 | |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 | |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 | |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 | |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 | |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 | |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 | |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 | |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 | |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 | |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 | |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 | |
| 
 | |
| 
 | |
| #ifndef COMMON_DWARF_LINE_STATE_MACHINE_H__
 | |
| #define COMMON_DWARF_LINE_STATE_MACHINE_H__
 | |
| 
 | |
| namespace dwarf2reader {
 | |
| 
 | |
| // This is the format of a DWARF2/3 line state machine that we process
 | |
| // opcodes using.  There is no need for anything outside the lineinfo
 | |
| // processor to know how this works.
 | |
| struct LineStateMachine {
 | |
|   void Reset(bool default_is_stmt) {
 | |
|     file_num = 1;
 | |
|     address = 0;
 | |
|     line_num = 1;
 | |
|     column_num = 0;
 | |
|     is_stmt = default_is_stmt;
 | |
|     basic_block = false;
 | |
|     end_sequence = false;
 | |
|   }
 | |
| 
 | |
|   uint32 file_num;
 | |
|   uint64 address;
 | |
|   uint32 line_num;
 | |
|   uint32 column_num;
 | |
|   bool is_stmt;  // stmt means statement.
 | |
|   bool basic_block;
 | |
|   bool end_sequence;
 | |
| };
 | |
| 
 | |
| }  // namespace dwarf2reader
 | |
| 
 | |
| 
 | |
| #endif  // COMMON_DWARF_LINE_STATE_MACHINE_H__
 |