#include "LLVMSymbolize.h"
#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/COM.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
+#include "llvm/Support/FileSystem.h"
#include "llvm/Support/ManagedStatic.h"
+#include "llvm/Support/Path.h"
#include "llvm/Support/PrettyStackTrace.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/raw_ostream.h"
cl::desc("Prefer names in symbol table to names "
"in debug info"));
+static cl::opt<FunctionNameKind> ClPrintFunctions(
+ "functions", cl::init(FunctionNameKind::LinkageName),
+ cl::desc("Print function name for a given address:"),
+ cl::values(clEnumValN(FunctionNameKind::None, "none", "omit function name"),
+ clEnumValN(FunctionNameKind::ShortName, "short",
+ "print short function name"),
+ clEnumValN(FunctionNameKind::LinkageName, "linkage",
+ "print function linkage name"),
+ clEnumValEnd));
+
static cl::opt<bool>
-ClPrintFunctions("functions", cl::init(true),
- cl::desc("Print function names as well as line "
- "information for a given address"));
+ ClUseRelativeAddress("relative-address", cl::init(false),
+ cl::desc("Interpret addresses as relative addresses"),
+ cl::ReallyHidden);
static cl::opt<bool>
-ClPrintInlining("inlining", cl::init(true),
- cl::desc("Print all inlined frames for a given address"));
+ ClPrintInlining("inlining", cl::init(true),
+ cl::desc("Print all inlined frames for a given address"));
static cl::opt<bool>
ClDemangle("demangle", cl::init(true), cl::desc("Demangle function names"));
+static cl::opt<std::string> ClDefaultArch("default-arch", cl::init(""),
+ cl::desc("Default architecture "
+ "(for multi-arch objects)"));
+
+static cl::opt<std::string>
+ClBinaryName("obj", cl::init(""),
+ cl::desc("Path to object file to be symbolized (if not provided, "
+ "object file should be specified for each input line)"));
+
+static cl::list<std::string>
+ClDsymHint("dsym-hint", cl::ZeroOrMore,
+ cl::desc("Path to .dSYM bundles to search for debug info for the "
+ "object files"));
+
static bool parseCommand(bool &IsData, std::string &ModuleName,
uint64_t &ModuleOffset) {
const char *kDataCmd = "DATA ";
return false;
IsData = false;
ModuleName = "";
- std::string ModuleOffsetStr = "";
char *pos = InputString;
if (strncmp(pos, kDataCmd, strlen(kDataCmd)) == 0) {
IsData = true;
// If no cmd, assume it's CODE.
IsData = false;
}
- // Skip delimiters and parse input filename.
- pos += strspn(pos, kDelimiters);
- if (*pos == '"' || *pos == '\'') {
- char quote = *pos;
- pos++;
- char *end = strchr(pos, quote);
- if (end == 0)
- return false;
- ModuleName = std::string(pos, end - pos);
- pos = end + 1;
+ // Skip delimiters and parse input filename (if needed).
+ if (ClBinaryName == "") {
+ pos += strspn(pos, kDelimiters);
+ if (*pos == '"' || *pos == '\'') {
+ char quote = *pos;
+ pos++;
+ char *end = strchr(pos, quote);
+ if (!end)
+ return false;
+ ModuleName = std::string(pos, end - pos);
+ pos = end + 1;
+ } else {
+ int name_length = strcspn(pos, kDelimiters);
+ ModuleName = std::string(pos, name_length);
+ pos += name_length;
+ }
} else {
- int name_length = strcspn(pos, kDelimiters);
- ModuleName = std::string(pos, name_length);
- pos += name_length;
+ ModuleName = ClBinaryName;
}
// Skip delimiters and parse module offset.
pos += strspn(pos, kDelimiters);
int offset_length = strcspn(pos, kDelimiters);
- ModuleOffsetStr = std::string(pos, offset_length);
- if (StringRef(ModuleOffsetStr).getAsInteger(0, ModuleOffset))
+ if (StringRef(pos, offset_length).getAsInteger(0, ModuleOffset))
return false;
return true;
}
PrettyStackTraceProgram X(argc, argv);
llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
- cl::ParseCommandLineOptions(argc, argv, "llvm symbolizer for compiler-rt\n");
- LLVMSymbolizer::Options Opts(ClUseSymbolTable, ClPrintFunctions,
- ClPrintInlining, ClDemangle);
+ llvm::sys::InitializeCOMRAII COM(llvm::sys::COMThreadingMode::MultiThreaded);
+
+ cl::ParseCommandLineOptions(argc, argv, "llvm-symbolizer\n");
+ LLVMSymbolizer::Options Opts(ClPrintFunctions, ClUseSymbolTable,
+ ClPrintInlining, ClDemangle,
+ ClUseRelativeAddress, ClDefaultArch);
+ for (const auto &hint : ClDsymHint) {
+ if (sys::path::extension(hint) == ".dSYM") {
+ Opts.DsymHints.push_back(hint);
+ } else {
+ errs() << "Warning: invalid dSYM hint: \"" << hint <<
+ "\" (must have the '.dSYM' extension).\n";
+ }
+ }
LLVMSymbolizer Symbolizer(Opts);
bool IsData = false;
outs() << Result << "\n";
outs().flush();
}
+
return 0;
}