1 //===- lib/DebugInfo/Symbolize/DIPrinter.cpp ------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the DIPrinter class, which is responsible for printing
11 // structures defined in DebugInfo/DIContext.h
13 //===----------------------------------------------------------------------===//
15 #include "llvm/DebugInfo/Symbolize/DIPrinter.h"
17 #include "llvm/DebugInfo/DIContext.h"
22 // By default, DILineInfo contains "<invalid>" for function/filename it
23 // cannot fetch. We replace it to "??" to make our output closer to addr2line.
24 static const char kDILineInfoBadString[] = "<invalid>";
25 static const char kBadString[] = "??";
27 void DIPrinter::printName(const DILineInfo &Info, bool Inlined) {
28 if (PrintFunctionNames) {
29 std::string FunctionName = Info.FunctionName;
30 if (FunctionName == kDILineInfoBadString)
31 FunctionName = kBadString;
33 StringRef Delimiter = (PrintPretty == true) ? " at " : "\n";
34 StringRef Prefix = (PrintPretty && Inlined) ? " (inlined by) " : "";
35 OS << Prefix << FunctionName << Delimiter;
37 std::string Filename = Info.FileName;
38 if (Filename == kDILineInfoBadString)
39 Filename = kBadString;
40 OS << Filename << ":" << Info.Line << ":" << Info.Column << "\n";
43 DIPrinter &DIPrinter::operator<<(const DILineInfo &Info) {
44 printName(Info, false);
48 DIPrinter &DIPrinter::operator<<(const DIInliningInfo &Info) {
49 uint32_t FramesNum = Info.getNumberOfFrames();
51 printName(DILineInfo(), false);
54 for (uint32_t i = 0; i < FramesNum; i++)
55 printName(Info.getFrame(i), i > 0);
59 DIPrinter &DIPrinter::operator<<(const DIGlobal &Global) {
60 std::string Name = Global.Name;
61 if (Name == kDILineInfoBadString)
64 OS << Global.Start << " " << Global.Size << "\n";