1 //===-- llvm-symbolizer.cpp - Simple addr2line-like symbolizer ------------===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
11 // file, line number, column number). It is targeted for compiler-rt tools
15 //===----------------------------------------------------------------------===//
62                                                 std::size(NAME##_init) - 1);
143     Result = StringRef(Pos, End - Pos);  in getSpaceDelimitedWord()
150   Source = StringRef(Pos, Source.end() - Pos);  in getSpaceDelimitedWord()
174   // Parse optional input file specification.  in parseCommand()
181         return makeStringError("duplicate input file specification prefix");  in parseCommand()
187         return makeStringError("duplicate input file specification prefix");  in parseCommand()
194   // If an input file is not specified on the command line, try to extract it  in parseCommand()
200         return makeStringError("must be followed by an input file");  in parseCommand()
206       return makeStringError("input file has already been specified");  in parseCommand()
210       return makeStringError("unbalanced quotes in input file name");  in parseCommand()
214         return makeStringError("wrong format of build-id");  in parseCommand()
219     // No input file has been specified. If the input string contains at least  in parseCommand()
223       return makeStringError("no input filename has been specified");  in parseCommand()
232   // If input string contains a space, ignore everything after it. This behavior  in parseCommand()
279                     bool ShouldInline, OutputStyle Style,  in executeCommand()  argument
281   uint64_t AdjustedOffset = Offset - AdjustVMA;  in executeCommand()
302   } else if (Style == OutputStyle::GNU) {  in executeCommand()
314             : ((ResOrErr->getNumberOfFrames() == 0) ? DILineInfo()  in executeCommand()
315                                                     : ResOrErr->getFrame(0));  in executeCommand()
333                            OutputStyle Style, StringRef InputString,  in symbolizeInput()  argument
341   // An empty input string may be used to check if the process is alive and  in symbolizeInput()
342   // responding to input. Do not emit a message on stderr in this case but  in symbolizeInput()
364                    ShouldInline, Style, Symbolizer, Printer);  in symbolizeInput()
367                    ShouldInline, Style, Symbolizer, Printer);  in symbolizeInput()
383   StringRef ToolName = IsAddr2Line ? "llvm-addr2line" : "llvm-symbolizer";  in parseOptions()
412     StringRef V(A->getValue());  in parseIntArg()
414       errs() << A->getSpelling() +  in parseIntArg()
415                     ": expected a non-negative integer, but got '" + V + "'";  in parseIntArg()
428     return StringSwitch<FunctionNameKind>(A->getValue())  in decideHowToPrintFunctions()
439     return StringSwitch<std::optional<bool>>(A->getValue())  in parseColorArg()
451   StringRef V(A->getValue());  in parseBuildIDArg()
454     errs() << A->getSpelling() + ": expected a build ID, but got '" + V + "'\n";  in parseBuildIDArg()
487         A->getOption().matches(OPT_basenames)  in llvm_symbolizer_main()
521     StringRef Hint(A->getValue());  in llvm_symbolizer_main()
540   auto Style = IsAddr2Line ? OutputStyle::GNU : OutputStyle::LLVM;  in llvm_symbolizer_main()  local
542     if (strcmp(A->getValue(), "GNU") == 0)  in llvm_symbolizer_main()
543       Style = OutputStyle::GNU;  in llvm_symbolizer_main()
544     else if (strcmp(A->getValue(), "JSON") == 0)  in llvm_symbolizer_main()
545       Style = OutputStyle::JSON;  in llvm_symbolizer_main()
547       Style = OutputStyle::LLVM;  in llvm_symbolizer_main()
551     errs() << "error: cannot specify both --build-id and --obj\n";  in llvm_symbolizer_main()
557   if (Style == OutputStyle::GNU)  in llvm_symbolizer_main()
559   else if (Style == OutputStyle::JSON)  in llvm_symbolizer_main()
564   // When an input file is specified, exit immediately if the file cannot be  in llvm_symbolizer_main()
568     auto Status = Symbolizer.getOrCreateModuleInfo(Arg->getValue());  in llvm_symbolizer_main()
570       Request SymRequest = {Arg->getValue(), 0, StringRef()};  in llvm_symbolizer_main()
572         Printer->printError(SymRequest, EI);  in llvm_symbolizer_main()
588       symbolizeInput(Args, BuildID, AdjustVMA, IsAddr2Line, Style,  in llvm_symbolizer_main()
593     Printer->listBegin();  in llvm_symbolizer_main()
595       symbolizeInput(Args, BuildID, AdjustVMA, IsAddr2Line, Style, Address,  in llvm_symbolizer_main()
597     Printer->listEnd();  in llvm_symbolizer_main()