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133 lines
4.2 KiB
C++
133 lines
4.2 KiB
C++
//===- llvm-pdbdump.cpp - Dump debug info from a PDB file -------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Dumps debug information present in PDB files. This utility makes use of
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// the Microsoft Windows SDK, so will not compile or run on non-Windows
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// platforms.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm-pdbdump.h"
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#include "CompilandDumper.h"
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#include "TypeDumper.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/Config/config.h"
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#include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
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#include "llvm/DebugInfo/PDB/IPDBRawSymbol.h"
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#include "llvm/DebugInfo/PDB/IPDBSession.h"
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#include "llvm/DebugInfo/PDB/PDB.h"
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#include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h"
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#include "llvm/DebugInfo/PDB/PDBSymbolExe.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/ConvertUTF.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Format.h"
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#include "llvm/Support/ManagedStatic.h"
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#include "llvm/Support/PrettyStackTrace.h"
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#include "llvm/Support/Process.h"
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#include "llvm/Support/raw_ostream.h"
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#include "llvm/Support/Signals.h"
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#if defined(HAVE_DIA_SDK)
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#include <Windows.h>
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#endif
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using namespace llvm;
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namespace opts {
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enum class PDB_DumpType { ByType, ByObjFile, Both };
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cl::list<std::string> InputFilenames(cl::Positional,
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cl::desc("<input PDB files>"),
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cl::OneOrMore);
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cl::opt<bool> DumpCompilands("compilands", cl::desc("Display compilands"));
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cl::opt<bool> DumpSymbols("symbols",
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cl::desc("Display symbols (implies --compilands"));
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cl::opt<bool> DumpTypes("types", cl::desc("Display types"));
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}
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static void dumpInput(StringRef Path) {
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std::unique_ptr<IPDBSession> Session(
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llvm::createPDBReader(PDB_ReaderType::DIA, Path));
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if (!Session) {
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outs() << "Unable to create PDB reader. Check that a valid implementation";
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outs() << " is available for your platform.";
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return;
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}
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auto GlobalScope(Session->getGlobalScope());
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std::string FileName(GlobalScope->getSymbolsFileName());
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outs() << "Summary for " << FileName;
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uint64_t FileSize = 0;
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if (!llvm::sys::fs::file_size(FileName, FileSize))
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outs() << newline(2) << "Size: " << FileSize << " bytes";
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else
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outs() << newline(2) << "Size: (Unable to obtain file size)";
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outs() << newline(2) << "Guid: " << GlobalScope->getGuid();
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outs() << newline(2) << "Age: " << GlobalScope->getAge();
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outs() << newline(2) << "Attributes: ";
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if (GlobalScope->hasCTypes())
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outs() << "HasCTypes ";
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if (GlobalScope->hasPrivateSymbols())
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outs() << "HasPrivateSymbols ";
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if (opts::DumpTypes) {
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outs() << "\nDumping types";
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TypeDumper Dumper;
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Dumper.start(*GlobalScope, outs(), 2);
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}
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if (opts::DumpSymbols || opts::DumpCompilands) {
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outs() << "\nDumping compilands";
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auto Compilands = GlobalScope->findAllChildren<PDBSymbolCompiland>();
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CompilandDumper Dumper;
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while (auto Compiland = Compilands->getNext())
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Dumper.start(*Compiland, outs(), 2, opts::DumpSymbols);
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}
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outs().flush();
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}
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int main(int argc_, const char *argv_[]) {
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// Print a stack trace if we signal out.
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sys::PrintStackTraceOnErrorSignal();
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PrettyStackTraceProgram X(argc_, argv_);
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SmallVector<const char *, 256> argv;
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llvm::SpecificBumpPtrAllocator<char> ArgAllocator;
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std::error_code EC = llvm::sys::Process::GetArgumentVector(
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argv, llvm::makeArrayRef(argv_, argc_), ArgAllocator);
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if (EC) {
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llvm::errs() << "error: couldn't get arguments: " << EC.message() << '\n';
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return 1;
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}
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llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
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cl::ParseCommandLineOptions(argv.size(), argv.data(), "LLVM PDB Dumper\n");
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#if defined(HAVE_DIA_SDK)
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CoInitializeEx(nullptr, COINIT_MULTITHREADED);
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#endif
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std::for_each(opts::InputFilenames.begin(), opts::InputFilenames.end(),
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dumpInput);
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#if defined(HAVE_DIA_SDK)
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CoUninitialize();
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#endif
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return 0;
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}
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