Merge "Update aosp/master LLVM for rebase to r230699."

1 files changed, 134 insertions, 0 deletions

diff --git a/tools/llvm-pdbdump/llvm-pdbdump.cpp b/tools/llvm-pdbdump/llvm-pdbdump.cpp
new file mode 100644
index 0000000..e33e715
--- /dev/null
+++ b/tools/llvm-pdbdump/llvm-pdbdump.cpp
@@ -0,0 +1,134 @@
+//===- llvm-pdbdump.cpp - Dump debug info from a PDB file -------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Dumps debug information present in PDB files.  This utility makes use of
+// the Microsoft Windows SDK, so will not compile or run on non-Windows
+// platforms.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm-pdbdump.h"
+#include "CompilandDumper.h"
+#include "TypeDumper.h"
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/Config/config.h"
+#include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
+#include "llvm/DebugInfo/PDB/IPDBRawSymbol.h"
+#include "llvm/DebugInfo/PDB/IPDBSession.h"
+#include "llvm/DebugInfo/PDB/PDB.h"
+#include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h"
+#include "llvm/DebugInfo/PDB/PDBSymbolExe.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/ConvertUTF.h"
+#include "llvm/Support/FileSystem.h"
+#include "llvm/Support/Format.h"
+#include "llvm/Support/ManagedStatic.h"
+#include "llvm/Support/PrettyStackTrace.h"
+#include "llvm/Support/Process.h"
+#include "llvm/Support/raw_ostream.h"
+#include "llvm/Support/Signals.h"
+
+#if defined(HAVE_DIA_SDK)
+#include <Windows.h>
+#endif
+
+using namespace llvm;
+
+namespace opts {
+
+enum class PDB_DumpType { ByType, ByObjFile, Both };
+
+cl::list<std::string> InputFilenames(cl::Positional,
+                                     cl::desc("<input PDB files>"),
+                                     cl::OneOrMore);
+
+cl::opt<bool> DumpCompilands("compilands", cl::desc("Display compilands"));
+cl::opt<bool> DumpSymbols("symbols",
+                          cl::desc("Display symbols (implies --compilands"));
+cl::opt<bool> DumpTypes("types", cl::desc("Display types"));
+cl::opt<bool> DumpClassDefs("class-definitions",
+                            cl::desc("Display full class definitions"));
+}
+
+static void dumpInput(StringRef Path) {
+  std::unique_ptr<IPDBSession> Session(
+      llvm::createPDBReader(PDB_ReaderType::DIA, Path));
+  if (!Session) {
+    outs() << "Unable to create PDB reader.  Check that a valid implementation";
+    outs() << " is available for your platform.";
+    return;
+  }
+
+  auto GlobalScope(Session->getGlobalScope());
+  std::string FileName(GlobalScope->getSymbolsFileName());
+
+  outs() << "Summary for " << FileName;
+  uint64_t FileSize = 0;
+  if (!llvm::sys::fs::file_size(FileName, FileSize))
+    outs() << newline(2) << "Size: " << FileSize << " bytes";
+  else
+    outs() << newline(2) << "Size: (Unable to obtain file size)";
+
+  outs() << newline(2) << "Guid: " << GlobalScope->getGuid();
+  outs() << newline(2) << "Age: " << GlobalScope->getAge();
+  outs() << newline(2) << "Attributes: ";
+  if (GlobalScope->hasCTypes())
+    outs() << "HasCTypes ";
+  if (GlobalScope->hasPrivateSymbols())
+    outs() << "HasPrivateSymbols ";
+
+  if (opts::DumpTypes) {
+    outs() << "\nDumping types";
+    TypeDumper Dumper(false, opts::DumpClassDefs);
+    Dumper.start(*GlobalScope, outs(), 2);
+  }
+
+  if (opts::DumpSymbols || opts::DumpCompilands) {
+    outs() << "\nDumping compilands";
+    auto Compilands = GlobalScope->findAllChildren<PDBSymbolCompiland>();
+    CompilandDumper Dumper;
+    while (auto Compiland = Compilands->getNext())
+      Dumper.start(*Compiland, outs(), 2, opts::DumpSymbols);
+  }
+  outs().flush();
+}
+
+int main(int argc_, const char *argv_[]) {
+  // Print a stack trace if we signal out.
+  sys::PrintStackTraceOnErrorSignal();
+  PrettyStackTraceProgram X(argc_, argv_);
+
+  SmallVector<const char *, 256> argv;
+  llvm::SpecificBumpPtrAllocator<char> ArgAllocator;
+  std::error_code EC = llvm::sys::Process::GetArgumentVector(
+      argv, llvm::makeArrayRef(argv_, argc_), ArgAllocator);
+  if (EC) {
+    llvm::errs() << "error: couldn't get arguments: " << EC.message() << '\n';
+    return 1;
+  }
+
+  llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
+
+  cl::ParseCommandLineOptions(argv.size(), argv.data(), "LLVM PDB Dumper\n");
+
+#if defined(HAVE_DIA_SDK)
+  CoInitializeEx(nullptr, COINIT_MULTITHREADED);
+#endif
+
+  std::for_each(opts::InputFilenames.begin(), opts::InputFilenames.end(),
+                dumpInput);
+
+#if defined(HAVE_DIA_SDK)
+  CoUninitialize();
+#endif
+
+  return 0;
+}