search for: profdataiovec

Displaying 1 result from an estimated 1 matches for "profdataiovec".

2019 May 16
2
How data is laid out in default.profraw when doing profiling?
...t and have a problem here. Because of some reasons, users do not stub in the main function and after running elf file, they cannot get a default profraw. Now they want to construct a default profraw manually but don't know how data is laid out in `default profraw` file. We found a struct ProfDataIOVec in InstrProfilingWriter.c in compiler-rt and followed this layout. ``` ProfDataIOVec IOVec[] = { {&Header, sizeof(__llvm_profile_header), 1}, {DataBegin, sizeof(__llvm_profile_data), DataSize}, {CountersBegin, sizeof(uint64_t), CountersSize}, {SkipNameDataWrite ? NULL...