18   SetFile = 0x01,      ///< Set LineTableRow.file_idx, don't push a row.
19   AdvancePC = 0x02,    ///< Increment LineTableRow.address, and push a row.
20   AdvanceLine = 0x03,  ///< Set LineTableRow.file_line, don't push a row.
21   FirstSpecial = 0x04, ///< All special opcodes push a row.
52 typedef std::function<bool(const LineEntry &Row)> LineEntryCallback;
70   LineEntry Row(BaseAddr, 1, FirstLine);  in parse()  local
86       Row.File = (uint32_t)Data.getULEB128(&Offset);  in parse()
93       Row.Addr += Data.getULEB128(&Offset);  in parse()
95       if (Callback(Row) == false)  in parse()
103       Row.Line += Data.getSLEB128(&Offset);  in parse()
110         Row.Line += LineDelta;  in parse()
111         Row.Addr += AddrDelta;  in parse()
113         if (Callback(Row) == false)  in parse()
226       // Advance the PC and line and push a row.  in encode()
238       // Advance the PC and push a row.  in encode()
254   llvm::Error Err = parse(Data, BaseAddr, [&](const LineEntry &Row) -> bool {  in decode()  argument
255     LT.Lines.push_back(Row);  in decode()
262 // Parse the line table on the fly and find the row we are looking for.
269                           [Addr, &Result](const LineEntry &Row) -> bool {  in lookup()  argument
270     if (Addr < Row.Addr)  in lookup()
271       return false; // Stop parsing, result contains the line table row!  in lookup()
272     Result = Row;  in lookup()
273     return true; // Keep parsing till we find the right row.  in lookup()