Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/lldb/tools/lldb-test/CMakeLists.txt

@@ -0,0 +1,27 @@
+get_property(LLDB_ALL_PLUGINS GLOBAL PROPERTY LLDB_PLUGINS)
+
+add_lldb_tool(lldb-test
+  FormatUtil.cpp
+  lldb-test.cpp
+  SystemInitializerTest.cpp
+
+  LINK_LIBS
+    lldbBase
+    lldbBreakpoint
+    lldbCore
+    lldbDataFormatters
+    lldbExpression
+    lldbHost
+    lldbInitialization
+    lldbInterpreter
+    lldbSymbol
+    lldbTarget
+    lldbUtility
+    ${LLDB_ALL_PLUGINS}
+    ${host_lib}
+
+  LINK_COMPONENTS
+    Support
+  )
+  
+include_directories(${LLDB_SOURCE_DIR}/source)

external/llvm-project/lldb/tools/lldb-test/FormatUtil.cpp

@@ -0,0 +1,69 @@
+//===- FormatUtil.cpp ----------------------------------------- *- C++ --*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "FormatUtil.h"
+#include "llvm/Support/Format.h"
+#include "llvm/Support/FormatVariadic.h"
+
+using namespace lldb_private;
+using namespace llvm;
+
+LinePrinter::LinePrinter(int Indent, llvm::raw_ostream &Stream)
+    : OS(Stream), IndentSpaces(Indent), CurrentIndent(0) {}
+
+void LinePrinter::Indent(uint32_t Amount) {
+  if (Amount == 0)
+    Amount = IndentSpaces;
+  CurrentIndent += Amount;
+}
+
+void LinePrinter::Unindent(uint32_t Amount) {
+  if (Amount == 0)
+    Amount = IndentSpaces;
+  CurrentIndent = std::max<int>(0, CurrentIndent - Amount);
+}
+
+void LinePrinter::NewLine() {
+  OS << "\n";
+  OS.indent(CurrentIndent);
+}
+
+void LinePrinter::print(const Twine &T) { OS << T; }
+
+void LinePrinter::printLine(const Twine &T) {
+  NewLine();
+  OS << T;
+}
+
+void LinePrinter::formatBinary(StringRef Label, ArrayRef<uint8_t> Data,
+                               uint32_t StartOffset) {
+  NewLine();
+  OS << Label << " (";
+  if (!Data.empty()) {
+    OS << "\n";
+    OS << format_bytes_with_ascii(Data, StartOffset, 32, 4,
+                                  CurrentIndent + IndentSpaces, true);
+    NewLine();
+  }
+  OS << ")";
+}
+
+void LinePrinter::formatBinary(StringRef Label, ArrayRef<uint8_t> Data,
+                               uint64_t Base, uint32_t StartOffset) {
+  NewLine();
+  OS << Label << " (";
+  if (!Data.empty()) {
+    OS << "\n";
+    Base += StartOffset;
+    OS << format_bytes_with_ascii(Data, Base, 32, 4,
+                                  CurrentIndent + IndentSpaces, true);
+    NewLine();
+  }
+  OS << ")";
+}

external/llvm-project/lldb/tools/lldb-test/FormatUtil.h

@@ -0,0 +1,75 @@
+//===- FormatUtil.h ------------------------------------------- *- C++ --*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TOOLS_LLDBTEST_FORMATUTIL_H
+#define LLVM_TOOLS_LLDBTEST_FORMATUTIL_H
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/ADT/Twine.h"
+#include "llvm/Support/FormatVariadic.h"
+#include "llvm/Support/raw_ostream.h"
+
+#include <list>
+
+namespace lldb_private {
+
+class LinePrinter {
+  llvm::raw_ostream &OS;
+  int IndentSpaces;
+  int CurrentIndent;
+
+public:
+  LinePrinter(int Indent, llvm::raw_ostream &Stream);
+
+  void Indent(uint32_t Amount = 0);
+  void Unindent(uint32_t Amount = 0);
+  void NewLine();
+
+  void printLine(const llvm::Twine &T);
+  void print(const llvm::Twine &T);
+  template <typename... Ts> void formatLine(const char *Fmt, Ts &&... Items) {
+    printLine(llvm::formatv(Fmt, std::forward<Ts>(Items)...));
+  }
+  template <typename... Ts> void format(const char *Fmt, Ts &&... Items) {
+    print(llvm::formatv(Fmt, std::forward<Ts>(Items)...));
+  }
+
+  void formatBinary(llvm::StringRef Label, llvm::ArrayRef<uint8_t> Data,
+                    uint32_t StartOffset);
+  void formatBinary(llvm::StringRef Label, llvm::ArrayRef<uint8_t> Data,
+                    uint64_t BaseAddr, uint32_t StartOffset);
+
+  llvm::raw_ostream &getStream() { return OS; }
+  int getIndentLevel() const { return CurrentIndent; }
+};
+
+struct AutoIndent {
+  explicit AutoIndent(LinePrinter &L, uint32_t Amount = 0)
+      : L(&L), Amount(Amount) {
+    L.Indent(Amount);
+  }
+  ~AutoIndent() {
+    if (L)
+      L->Unindent(Amount);
+  }
+
+  LinePrinter *L = nullptr;
+  uint32_t Amount = 0;
+};
+
+template <class T>
+inline llvm::raw_ostream &operator<<(LinePrinter &Printer, const T &Item) {
+  Printer.getStream() << Item;
+  return Printer.getStream();
+}
+
+} // namespace lldb_private
+
+#endif

external/llvm-project/lldb/tools/lldb-test/SystemInitializerTest.cpp

@@ -0,0 +1,345 @@
+//===-- SystemInitializerTest.cpp -------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "SystemInitializerTest.h"
+
+#include "lldb/Core/Debugger.h"
+#include "lldb/Host/Host.h"
+#include "lldb/Initialization/SystemInitializerCommon.h"
+#include "lldb/Interpreter/CommandInterpreter.h"
+#include "lldb/Symbol/ClangASTContext.h"
+#include "lldb/Symbol/GoASTContext.h"
+#include "lldb/Symbol/JavaASTContext.h"
+#include "lldb/Symbol/OCamlASTContext.h"
+#include "lldb/Utility/Timer.h"
+
+#include "Plugins/ABI/MacOSX-arm/ABIMacOSX_arm.h"
+#include "Plugins/ABI/MacOSX-arm64/ABIMacOSX_arm64.h"
+#include "Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.h"
+#include "Plugins/ABI/SysV-arm/ABISysV_arm.h"
+#include "Plugins/ABI/SysV-arm64/ABISysV_arm64.h"
+#include "Plugins/ABI/SysV-hexagon/ABISysV_hexagon.h"
+#include "Plugins/ABI/SysV-i386/ABISysV_i386.h"
+#include "Plugins/ABI/SysV-mips/ABISysV_mips.h"
+#include "Plugins/ABI/SysV-mips64/ABISysV_mips64.h"
+#include "Plugins/ABI/SysV-ppc/ABISysV_ppc.h"
+#include "Plugins/ABI/SysV-ppc64/ABISysV_ppc64.h"
+#include "Plugins/ABI/SysV-s390x/ABISysV_s390x.h"
+#include "Plugins/ABI/SysV-x86_64/ABISysV_x86_64.h"
+#include "Plugins/Architecture/Arm/ArchitectureArm.h"
+#include "Plugins/Disassembler/llvm/DisassemblerLLVMC.h"
+#include "Plugins/DynamicLoader/MacOSX-DYLD/DynamicLoaderMacOS.h"
+#include "Plugins/DynamicLoader/MacOSX-DYLD/DynamicLoaderMacOSXDYLD.h"
+#include "Plugins/DynamicLoader/POSIX-DYLD/DynamicLoaderPOSIXDYLD.h"
+#include "Plugins/DynamicLoader/Static/DynamicLoaderStatic.h"
+#include "Plugins/DynamicLoader/Windows-DYLD/DynamicLoaderWindowsDYLD.h"
+#include "Plugins/Instruction/ARM64/EmulateInstructionARM64.h"
+#include "Plugins/InstrumentationRuntime/ASan/ASanRuntime.h"
+#include "Plugins/InstrumentationRuntime/MainThreadChecker/MainThreadCheckerRuntime.h"
+#include "Plugins/InstrumentationRuntime/TSan/TSanRuntime.h"
+#include "Plugins/InstrumentationRuntime/UBSan/UBSanRuntime.h"
+#include "Plugins/JITLoader/GDB/JITLoaderGDB.h"
+#include "Plugins/Language/CPlusPlus/CPlusPlusLanguage.h"
+#include "Plugins/Language/Go/GoLanguage.h"
+#include "Plugins/Language/Java/JavaLanguage.h"
+#include "Plugins/Language/OCaml/OCamlLanguage.h"
+#include "Plugins/Language/ObjC/ObjCLanguage.h"
+#include "Plugins/Language/ObjCPlusPlus/ObjCPlusPlusLanguage.h"
+#include "Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h"
+#include "Plugins/LanguageRuntime/Go/GoLanguageRuntime.h"
+#include "Plugins/LanguageRuntime/Java/JavaLanguageRuntime.h"
+#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV1.h"
+#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.h"
+#include "Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.h"
+#include "Plugins/MemoryHistory/asan/MemoryHistoryASan.h"
+#include "Plugins/OperatingSystem/Go/OperatingSystemGo.h"
+#include "Plugins/Platform/Android/PlatformAndroid.h"
+#include "Plugins/Platform/FreeBSD/PlatformFreeBSD.h"
+#include "Plugins/Platform/Kalimba/PlatformKalimba.h"
+#include "Plugins/Platform/Linux/PlatformLinux.h"
+#include "Plugins/Platform/MacOSX/PlatformMacOSX.h"
+#include "Plugins/Platform/MacOSX/PlatformRemoteiOS.h"
+#include "Plugins/Platform/NetBSD/PlatformNetBSD.h"
+#include "Plugins/Platform/OpenBSD/PlatformOpenBSD.h"
+#include "Plugins/Platform/Windows/PlatformWindows.h"
+#include "Plugins/Platform/gdb-server/PlatformRemoteGDBServer.h"
+#include "Plugins/Process/elf-core/ProcessElfCore.h"
+#include "Plugins/Process/gdb-remote/ProcessGDBRemote.h"
+#include "Plugins/Process/minidump/ProcessMinidump.h"
+#include "Plugins/ScriptInterpreter/None/ScriptInterpreterNone.h"
+#include "Plugins/SymbolFile/DWARF/SymbolFileDWARF.h"
+#include "Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h"
+#include "Plugins/SymbolFile/PDB/SymbolFilePDB.h"
+#include "Plugins/SymbolFile/Symtab/SymbolFileSymtab.h"
+#include "Plugins/SymbolVendor/ELF/SymbolVendorELF.h"
+#include "Plugins/SystemRuntime/MacOSX/SystemRuntimeMacOSX.h"
+#include "Plugins/UnwindAssembly/InstEmulation/UnwindAssemblyInstEmulation.h"
+#include "Plugins/UnwindAssembly/x86/UnwindAssembly-x86.h"
+
+#if defined(__APPLE__)
+#include "Plugins/DynamicLoader/Darwin-Kernel/DynamicLoaderDarwinKernel.h"
+#include "Plugins/Platform/MacOSX/PlatformAppleTVSimulator.h"
+#include "Plugins/Platform/MacOSX/PlatformAppleWatchSimulator.h"
+#include "Plugins/Platform/MacOSX/PlatformDarwinKernel.h"
+#include "Plugins/Platform/MacOSX/PlatformRemoteAppleTV.h"
+#include "Plugins/Platform/MacOSX/PlatformRemoteAppleWatch.h"
+#include "Plugins/Platform/MacOSX/PlatformiOSSimulator.h"
+#include "Plugins/Process/MacOSX-Kernel/ProcessKDP.h"
+#include "Plugins/Process/mach-core/ProcessMachCore.h"
+#include "Plugins/SymbolVendor/MacOSX/SymbolVendorMacOSX.h"
+#endif
+#include "Plugins/StructuredData/DarwinLog/StructuredDataDarwinLog.h"
+
+#if defined(__FreeBSD__)
+#include "Plugins/Process/FreeBSD/ProcessFreeBSD.h"
+#endif
+
+#if defined(_WIN32)
+#include "Plugins/Process/Windows/Common/ProcessWindows.h"
+#include "lldb/Host/windows/windows.h"
+#endif
+
+#include "llvm/Support/TargetSelect.h"
+
+#include <string>
+
+using namespace lldb_private;
+
+SystemInitializerTest::SystemInitializerTest() {}
+
+SystemInitializerTest::~SystemInitializerTest() {}
+
+void SystemInitializerTest::Initialize() {
+  SystemInitializerCommon::Initialize();
+  ScriptInterpreterNone::Initialize();
+
+  OperatingSystemGo::Initialize();
+
+  platform_freebsd::PlatformFreeBSD::Initialize();
+  platform_linux::PlatformLinux::Initialize();
+  platform_netbsd::PlatformNetBSD::Initialize();
+  platform_openbsd::PlatformOpenBSD::Initialize();
+  PlatformWindows::Initialize();
+  PlatformKalimba::Initialize();
+  platform_android::PlatformAndroid::Initialize();
+  PlatformRemoteiOS::Initialize();
+  PlatformMacOSX::Initialize();
+#if defined(__APPLE__)
+  PlatformiOSSimulator::Initialize();
+  PlatformDarwinKernel::Initialize();
+#endif
+
+  // Initialize LLVM and Clang
+  llvm::InitializeAllTargets();
+  llvm::InitializeAllAsmPrinters();
+  llvm::InitializeAllTargetMCs();
+  llvm::InitializeAllDisassemblers();
+
+  ClangASTContext::Initialize();
+  GoASTContext::Initialize();
+  JavaASTContext::Initialize();
+  OCamlASTContext::Initialize();
+
+  ABIMacOSX_i386::Initialize();
+  ABIMacOSX_arm::Initialize();
+  ABIMacOSX_arm64::Initialize();
+  ABISysV_arm::Initialize();
+  ABISysV_arm64::Initialize();
+  ABISysV_hexagon::Initialize();
+  ABISysV_i386::Initialize();
+  ABISysV_x86_64::Initialize();
+  ABISysV_ppc::Initialize();
+  ABISysV_ppc64::Initialize();
+  ABISysV_mips::Initialize();
+  ABISysV_mips64::Initialize();
+  ABISysV_s390x::Initialize();
+
+  ArchitectureArm::Initialize();
+
+  DisassemblerLLVMC::Initialize();
+
+  JITLoaderGDB::Initialize();
+  ProcessElfCore::Initialize();
+  minidump::ProcessMinidump::Initialize();
+  MemoryHistoryASan::Initialize();
+  AddressSanitizerRuntime::Initialize();
+  ThreadSanitizerRuntime::Initialize();
+  UndefinedBehaviorSanitizerRuntime::Initialize();
+  MainThreadCheckerRuntime::Initialize();
+
+  SymbolVendorELF::Initialize();
+  SymbolFileDWARF::Initialize();
+  SymbolFilePDB::Initialize();
+  SymbolFileSymtab::Initialize();
+  UnwindAssemblyInstEmulation::Initialize();
+  UnwindAssembly_x86::Initialize();
+  EmulateInstructionARM64::Initialize();
+  SymbolFileDWARFDebugMap::Initialize();
+  ItaniumABILanguageRuntime::Initialize();
+  AppleObjCRuntimeV2::Initialize();
+  AppleObjCRuntimeV1::Initialize();
+  SystemRuntimeMacOSX::Initialize();
+  RenderScriptRuntime::Initialize();
+  GoLanguageRuntime::Initialize();
+  JavaLanguageRuntime::Initialize();
+
+  CPlusPlusLanguage::Initialize();
+  GoLanguage::Initialize();
+  JavaLanguage::Initialize();
+  ObjCLanguage::Initialize();
+  ObjCPlusPlusLanguage::Initialize();
+  OCamlLanguage::Initialize();
+
+#if defined(_WIN32)
+  ProcessWindows::Initialize();
+#endif
+#if defined(__FreeBSD__)
+  ProcessFreeBSD::Initialize();
+#endif
+#if defined(__APPLE__)
+  SymbolVendorMacOSX::Initialize();
+  ProcessKDP::Initialize();
+  ProcessMachCore::Initialize();
+  PlatformAppleTVSimulator::Initialize();
+  PlatformAppleWatchSimulator::Initialize();
+  PlatformRemoteAppleTV::Initialize();
+  PlatformRemoteAppleWatch::Initialize();
+  DynamicLoaderDarwinKernel::Initialize();
+#endif
+
+  // This plugin is valid on any host that talks to a Darwin remote.
+  // It shouldn't be limited to __APPLE__.
+  StructuredDataDarwinLog::Initialize();
+
+  //----------------------------------------------------------------------
+  // Platform agnostic plugins
+  //----------------------------------------------------------------------
+  platform_gdb_server::PlatformRemoteGDBServer::Initialize();
+
+  process_gdb_remote::ProcessGDBRemote::Initialize();
+  DynamicLoaderMacOSXDYLD::Initialize();
+  DynamicLoaderMacOS::Initialize();
+  DynamicLoaderPOSIXDYLD::Initialize();
+  DynamicLoaderStatic::Initialize();
+  DynamicLoaderWindowsDYLD::Initialize();
+
+  // Scan for any system or user LLDB plug-ins
+  PluginManager::Initialize();
+
+  // The process settings need to know about installed plug-ins, so the Settings
+  // must be initialized
+  // AFTER PluginManager::Initialize is called.
+
+  Debugger::SettingsInitialize();
+}
+
+void SystemInitializerTest::Terminate() {
+  static Timer::Category func_cat(LLVM_PRETTY_FUNCTION);
+  Timer scoped_timer(func_cat, LLVM_PRETTY_FUNCTION);
+
+  Debugger::SettingsTerminate();
+
+  // Terminate and unload and loaded system or user LLDB plug-ins
+  PluginManager::Terminate();
+
+  ClangASTContext::Terminate();
+  GoASTContext::Terminate();
+  JavaASTContext::Terminate();
+  OCamlASTContext::Terminate();
+
+  ABIMacOSX_i386::Terminate();
+  ABIMacOSX_arm::Terminate();
+  ABIMacOSX_arm64::Terminate();
+  ABISysV_arm::Terminate();
+  ABISysV_arm64::Terminate();
+  ABISysV_hexagon::Terminate();
+  ABISysV_i386::Terminate();
+  ABISysV_x86_64::Terminate();
+  ABISysV_ppc::Terminate();
+  ABISysV_ppc64::Terminate();
+  ABISysV_mips::Terminate();
+  ABISysV_mips64::Terminate();
+  ABISysV_s390x::Terminate();
+  DisassemblerLLVMC::Terminate();
+
+  JITLoaderGDB::Terminate();
+  ProcessElfCore::Terminate();
+  minidump::ProcessMinidump::Terminate();
+  MemoryHistoryASan::Terminate();
+  AddressSanitizerRuntime::Terminate();
+  ThreadSanitizerRuntime::Terminate();
+  UndefinedBehaviorSanitizerRuntime::Terminate();
+  MainThreadCheckerRuntime::Terminate();
+  SymbolVendorELF::Terminate();
+  SymbolFileDWARF::Terminate();
+  SymbolFilePDB::Terminate();
+  SymbolFileSymtab::Terminate();
+  UnwindAssembly_x86::Terminate();
+  UnwindAssemblyInstEmulation::Terminate();
+  EmulateInstructionARM64::Terminate();
+  SymbolFileDWARFDebugMap::Terminate();
+  ItaniumABILanguageRuntime::Terminate();
+  AppleObjCRuntimeV2::Terminate();
+  AppleObjCRuntimeV1::Terminate();
+  SystemRuntimeMacOSX::Terminate();
+  RenderScriptRuntime::Terminate();
+  JavaLanguageRuntime::Terminate();
+
+  CPlusPlusLanguage::Terminate();
+  GoLanguage::Terminate();
+  JavaLanguage::Terminate();
+  ObjCLanguage::Terminate();
+  ObjCPlusPlusLanguage::Terminate();
+  OCamlLanguage::Terminate();
+
+#if defined(__APPLE__)
+  DynamicLoaderDarwinKernel::Terminate();
+  ProcessMachCore::Terminate();
+  ProcessKDP::Terminate();
+  SymbolVendorMacOSX::Terminate();
+  PlatformAppleTVSimulator::Terminate();
+  PlatformAppleWatchSimulator::Terminate();
+  PlatformRemoteAppleTV::Terminate();
+  PlatformRemoteAppleWatch::Terminate();
+#endif
+
+#if defined(__FreeBSD__)
+  ProcessFreeBSD::Terminate();
+#endif
+  Debugger::SettingsTerminate();
+
+  platform_gdb_server::PlatformRemoteGDBServer::Terminate();
+  process_gdb_remote::ProcessGDBRemote::Terminate();
+  StructuredDataDarwinLog::Terminate();
+
+  DynamicLoaderMacOSXDYLD::Terminate();
+  DynamicLoaderMacOS::Terminate();
+  DynamicLoaderPOSIXDYLD::Terminate();
+  DynamicLoaderStatic::Terminate();
+  DynamicLoaderWindowsDYLD::Terminate();
+
+  OperatingSystemGo::Terminate();
+
+  platform_freebsd::PlatformFreeBSD::Terminate();
+  platform_linux::PlatformLinux::Terminate();
+  platform_netbsd::PlatformNetBSD::Terminate();
+  platform_openbsd::PlatformOpenBSD::Terminate();
+  PlatformWindows::Terminate();
+  PlatformKalimba::Terminate();
+  platform_android::PlatformAndroid::Terminate();
+  PlatformMacOSX::Terminate();
+  PlatformRemoteiOS::Terminate();
+#if defined(__APPLE__)
+  PlatformiOSSimulator::Terminate();
+  PlatformDarwinKernel::Terminate();
+#endif
+
+  // Now shutdown the common parts, in reverse order.
+  SystemInitializerCommon::Terminate();
+}

external/llvm-project/lldb/tools/lldb-test/SystemInitializerTest.h

@@ -0,0 +1,35 @@
+//===-- SystemInitializerTest.h ---------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLDB_API_SYSTEM_INITIALIZER_TEST_H
+#define LLDB_API_SYSTEM_INITIALIZER_TEST_H
+
+#include "lldb/Initialization/SystemInitializerCommon.h"
+
+namespace lldb_private {
+//------------------------------------------------------------------
+/// Initializes lldb.
+///
+/// This class is responsible for initializing all of lldb system
+/// services needed to use the full LLDB application.  This class is
+/// not intended to be used externally, but is instead used
+/// internally by SBDebugger to initialize the system.
+//------------------------------------------------------------------
+class SystemInitializerTest : public SystemInitializerCommon {
+public:
+  SystemInitializerTest();
+  ~SystemInitializerTest() override;
+
+  void Initialize() override;
+  void Terminate() override;
+};
+
+} // namespace lldb_private
+
+#endif // LLDB_API_SYSTEM_INITIALIZER_FULL_H

external/llvm-project/lldb/tools/lldb-test/lldb-test.cpp

@@ -0,0 +1,126 @@
+//===- lldb-test.cpp ------------------------------------------ *- C++ --*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "FormatUtil.h"
+#include "SystemInitializerTest.h"
+
+#include "Plugins/SymbolFile/DWARF/SymbolFileDWARF.h"
+#include "lldb/Core/Debugger.h"
+#include "lldb/Core/Module.h"
+#include "lldb/Core/Section.h"
+#include "lldb/Initialization/SystemLifetimeManager.h"
+#include "lldb/Symbol/ClangASTContext.h"
+#include "lldb/Symbol/ClangASTImporter.h"
+#include "lldb/Utility/DataExtractor.h"
+#include "lldb/Utility/StreamString.h"
+
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/ManagedStatic.h"
+#include "llvm/Support/PrettyStackTrace.h"
+#include "llvm/Support/Signals.h"
+#include <thread>
+
+using namespace lldb;
+using namespace lldb_private;
+using namespace llvm;
+
+namespace opts {
+cl::SubCommand ModuleSubcommand("module-sections",
+                                "Display LLDB Module Information");
+cl::SubCommand SymbolsSubcommand("symbols", "Dump symbols for an object file");
+
+namespace module {
+cl::opt<bool> SectionContents("contents",
+                              cl::desc("Dump each section's contents"),
+                              cl::sub(ModuleSubcommand));
+cl::list<std::string> InputFilenames(cl::Positional, cl::desc("<input files>"),
+                                     cl::OneOrMore, cl::sub(ModuleSubcommand));
+} // namespace module
+
+namespace symbols {
+cl::list<std::string> InputFilenames(cl::Positional, cl::desc("<input files>"),
+                                     cl::OneOrMore, cl::sub(SymbolsSubcommand));
+}
+} // namespace opts
+
+static llvm::ManagedStatic<SystemLifetimeManager> DebuggerLifetime;
+
+static void dumpSymbols(Debugger &Dbg) {
+  for (const auto &File : opts::symbols::InputFilenames) {
+    ModuleSpec Spec{FileSpec(File, false)};
+    Spec.GetSymbolFileSpec().SetFile(File, false);
+
+    auto ModulePtr = std::make_shared<lldb_private::Module>(Spec);
+
+    StreamString Stream;
+    ModulePtr->ParseAllDebugSymbols();
+    ModulePtr->Dump(&Stream);
+    llvm::outs() << Stream.GetData() << "\n";
+    llvm::outs().flush();
+  }
+}
+
+static void dumpModules(Debugger &Dbg) {
+  LinePrinter Printer(4, llvm::outs());
+
+  for (const auto &File : opts::module::InputFilenames) {
+    ModuleSpec Spec{FileSpec(File, false)};
+    Spec.GetSymbolFileSpec().SetFile(File, false);
+
+    auto ModulePtr = std::make_shared<lldb_private::Module>(Spec);
+    SectionList *Sections = ModulePtr->GetSectionList();
+    if (!Sections) {
+      llvm::errs() << "Could not load sections for module " << File << "\n";
+      continue;
+    }
+
+    size_t Count = Sections->GetNumSections(0);
+    Printer.formatLine("Showing {0} sections", Count);
+    for (size_t I = 0; I < Count; ++I) {
+      AutoIndent Indent(Printer, 2);
+      auto S = Sections->GetSectionAtIndex(I);
+      assert(S);
+      Printer.formatLine("Index: {0}", I);
+      Printer.formatLine("Name: {0}", S->GetName().GetStringRef());
+      Printer.formatLine("VM size: {0}", S->GetByteSize());
+      Printer.formatLine("File size: {0}", S->GetFileSize());
+
+      if (opts::module::SectionContents) {
+        DataExtractor Data;
+        S->GetSectionData(Data);
+        ArrayRef<uint8_t> Bytes = {Data.GetDataStart(), Data.GetDataEnd()};
+        Printer.formatBinary("Data: ", Bytes, 0);
+      }
+      Printer.NewLine();
+    }
+  }
+}
+
+int main(int argc, const char *argv[]) {
+  StringRef ToolName = argv[0];
+  sys::PrintStackTraceOnErrorSignal(ToolName);
+  PrettyStackTraceProgram X(argc, argv);
+  llvm_shutdown_obj Y;
+
+  cl::ParseCommandLineOptions(argc, argv, "LLDB Testing Utility\n");
+
+  DebuggerLifetime->Initialize(llvm::make_unique<SystemInitializerTest>(),
+                               nullptr);
+
+  auto Dbg = lldb_private::Debugger::CreateInstance();
+
+  if (opts::ModuleSubcommand)
+    dumpModules(*Dbg);
+  else if (opts::SymbolsSubcommand)
+    dumpSymbols(*Dbg);
+
+  DebuggerLifetime->Terminate();
+  return 0;
+}