diff options
| -rw-r--r-- | app/perfsymboltable.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/app/perfsymboltable.cpp b/app/perfsymboltable.cpp index 986a463..0b217bb 100644 --- a/app/perfsymboltable.cpp +++ b/app/perfsymboltable.cpp @@ -608,6 +608,32 @@ int PerfSymbolTable::lookupFrame(Dwarf_Addr ip, bool isKernel, const QByteArray file = dwfl_lineinfo(srcLine, nullptr, &addressLocation.line, &addressLocation.column, nullptr, nullptr); addressLocation.file = m_unwind->resolveString(file); + } else { + Dwarf_Addr bias = 0; + if (Dwarf *dwarf = dwfl_module_getdwarf(mod, &bias)) { + const quint64 adjusted = addressLocation.address - bias; + size_t headerSize = 0; + Dwarf_Off nextOffset = 0; + for (Dwarf_Off offset = 0; + dwarf_nextcu(dwarf, offset, &nextOffset, &headerSize, + nullptr, nullptr, nullptr) == 0; + offset = nextOffset) { + Dwarf_Die cudieMemory; + Dwarf_Die *cudie = dwarf_offdie(dwarf, offset + headerSize, &cudieMemory); + + if (!cudie || !dwarf_haspc(cudie, adjusted)) + continue; + + if (Dwarf_Line *line = dwarf_getsrc_die(cudie, adjusted)) { + const QByteArray file = dwarf_linesrc(line, nullptr, nullptr); + addressLocation.file = m_unwind->resolveString(file); + dwarf_lineno(line, &addressLocation.line); + dwarf_linecol(line, &addressLocation.column); + } + + break; + } + } } if (off == addressLocation.address) {// no symbol found |