LCOV - code coverage report
Current view: top level - asar - addr2line.cpp (source / functions) Coverage Total Hit
Test: asar.info Lines: 100.0 % 25 25
Test Date: 2024-01-15 17:20:38 Functions: 100.0 % 3 3
Branches: 83.3 % 6 5

             Branch data     Line data    Source code
       1                 :             : #include "addr2line.h"
       2                 :             : #include "asar.h"
       3                 :             : #include "crc32.h"
       4                 :             : 
       5                 :             : //////////////////////////////////////////////////////////////////////////
       6                 :             : // Class to store address-to-line mappings for richer symbolic information
       7                 :             : //
       8                 :             : // During assembly, included files and information about generated asm
       9                 :             : // should be added to this, and then read back during symbol file
      10                 :             : // generation
      11                 :             : 
      12                 :         335 : void AddressToLineMapping::reset()
      13                 :             : {
      14                 :         335 :         m_fileList.reset();
      15                 :         335 :         m_filenameCrcs.reset();
      16                 :         335 :         m_addrToLineInfo.reset();
      17                 :         335 : }
      18                 :             : 
      19                 :             : // Adds information of what source file and line number an output rom address is at
      20                 :        2612 : void AddressToLineMapping::includeMapping(const char* filename, int line, int addr)
      21                 :             : {
      22                 :             :         AddrToLineInfo newInfo;
      23                 :        2612 :         newInfo.fileIdx = getFileIndex(filename);
      24                 :        2612 :         newInfo.line = line;
      25                 :        2612 :         newInfo.addr = addr;
      26                 :             : 
      27                 :        2612 :         m_addrToLineInfo.append(newInfo);
      28                 :        2612 : }
      29                 :             : 
      30                 :             : // Helper to add file to list, and get the index of that file
      31                 :        2612 : int AddressToLineMapping::getFileIndex(const char* filename)
      32                 :             : {
      33                 :             :         // check if the file exists first
      34                 :        2612 :         uint32_t filenameCrc = crc32((const uint8_t*)filename, (unsigned int)strlen(filename));
      35         [ +  + ]:        2662 :         for (int i = 0; i < m_filenameCrcs.count; ++i)
      36                 :             :         {
      37         [ +  + ]:        2569 :                 if (m_filenameCrcs[i] == filenameCrc)
      38                 :             :                 {
      39                 :        2519 :                         return i;
      40                 :             :                 }
      41                 :             :         }
      42                 :             : 
      43                 :             :         // file doesn't exist, so start tracking it
      44                 :          93 :         char* data = nullptr;
      45                 :          93 :         int len = 0;
      46                 :             :         uint32_t fileCrc = 0;
      47         [ +  - ]:          93 :         if (readfile(filename, "", &data, &len))
      48                 :             :         {
      49                 :          93 :                 fileCrc = crc32((const uint8_t*)data, (unsigned int)len);
      50                 :             :         }
      51                 :          93 :         free(data);
      52                 :             : 
      53                 :         279 :         m_fileList.append({ string(filename), fileCrc });
      54                 :          93 :         m_filenameCrcs.append(filenameCrc);
      55                 :             : 
      56                 :          93 :         return m_fileList.count - 1;
      57                 :          93 : }
        

Generated by: LCOV version 2.0-1