forked from OSchip/llvm-project
469 lines
15 KiB
C++
469 lines
15 KiB
C++
//===-- lldb.cpp ------------------------------------------------*- 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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#include "lldb/lldb-python.h"
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#include "lldb/lldb-private.h"
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#include "lldb/Core/ArchSpec.h"
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#include "lldb/Core/Debugger.h"
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#include "lldb/Core/Log.h"
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#include "lldb/Core/PluginManager.h"
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#include "lldb/Core/RegularExpression.h"
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#include "lldb/Core/Timer.h"
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#include "lldb/Host/Host.h"
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#include "lldb/Host/HostInfo.h"
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#include "lldb/Host/Mutex.h"
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#include "lldb/Interpreter/ScriptInterpreterPython.h"
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#include "lldb/Target/Target.h"
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#include "lldb/Target/Thread.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Support/TargetSelect.h"
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#include "Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.h"
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#include "Plugins/ABI/MacOSX-arm/ABIMacOSX_arm.h"
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#include "Plugins/ABI/MacOSX-arm64/ABIMacOSX_arm64.h"
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#include "Plugins/ABI/SysV-x86_64/ABISysV_x86_64.h"
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#include "Plugins/ABI/SysV-ppc/ABISysV_ppc.h"
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#include "Plugins/ABI/SysV-ppc64/ABISysV_ppc64.h"
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#include "Plugins/Disassembler/llvm/DisassemblerLLVMC.h"
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#include "Plugins/DynamicLoader/POSIX-DYLD/DynamicLoaderPOSIXDYLD.h"
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#include "Plugins/Instruction/ARM/EmulateInstructionARM.h"
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#include "Plugins/Instruction/ARM64/EmulateInstructionARM64.h"
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#include "Plugins/Instruction/MIPS64/EmulateInstructionMIPS64.h"
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#include "Plugins/JITLoader/GDB/JITLoaderGDB.h"
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#include "Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h"
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#include "Plugins/ObjectContainer/BSD-Archive/ObjectContainerBSDArchive.h"
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#include "Plugins/ObjectFile/ELF/ObjectFileELF.h"
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#include "Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h"
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#include "Plugins/Platform/Android/PlatformAndroid.h"
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#include "Plugins/Platform/FreeBSD/PlatformFreeBSD.h"
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#include "Plugins/Platform/Linux/PlatformLinux.h"
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#include "Plugins/Platform/Windows/PlatformWindows.h"
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#include "Plugins/Platform/Kalimba/PlatformKalimba.h"
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#include "Plugins/Process/elf-core/ProcessElfCore.h"
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#include "Plugins/SymbolVendor/ELF/SymbolVendorELF.h"
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#include "Plugins/SymbolFile/DWARF/SymbolFileDWARF.h"
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#include "Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h"
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#include "Plugins/SymbolFile/Symtab/SymbolFileSymtab.h"
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#include "Plugins/UnwindAssembly/x86/UnwindAssembly-x86.h"
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#include "Plugins/UnwindAssembly/InstEmulation/UnwindAssemblyInstEmulation.h"
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#ifndef LLDB_DISABLE_PYTHON
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#include "Plugins/OperatingSystem/Python/OperatingSystemPython.h"
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#endif
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#include "Plugins/DynamicLoader/MacOSX-DYLD/DynamicLoaderMacOSXDYLD.h"
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#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV1.h"
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#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.h"
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#include "Plugins/ObjectContainer/Universal-Mach-O/ObjectContainerUniversalMachO.h"
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#include "Plugins/Platform/MacOSX/PlatformMacOSX.h"
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#include "Plugins/Platform/MacOSX/PlatformRemoteiOS.h"
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#include "Plugins/Platform/MacOSX/PlatformiOSSimulator.h"
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#include "Plugins/SystemRuntime/MacOSX/SystemRuntimeMacOSX.h"
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#if defined (__APPLE__)
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#include "Plugins/DynamicLoader/Darwin-Kernel/DynamicLoaderDarwinKernel.h"
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#include "Plugins/ObjectFile/Mach-O/ObjectFileMachO.h"
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#include "Plugins/Platform/MacOSX/PlatformDarwinKernel.h"
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#include "Plugins/Process/mach-core/ProcessMachCore.h"
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#include "Plugins/Process/MacOSX-Kernel/ProcessKDP.h"
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#include "Plugins/SymbolVendor/MacOSX/SymbolVendorMacOSX.h"
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#endif
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#if defined (__linux__)
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#include "Plugins/Process/Linux/ProcessLinux.h"
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#include "Plugins/Process/POSIX/ProcessPOSIXLog.h"
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#endif
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#if defined (_WIN32)
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#include "lldb/Host/windows/windows.h"
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#include "Plugins/Process/Windows/DynamicLoaderWindows.h"
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#include "Plugins/Process/Windows/ProcessWindows.h"
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#endif
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#if defined (__FreeBSD__)
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#include "Plugins/Process/POSIX/ProcessPOSIX.h"
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#include "Plugins/Process/FreeBSD/ProcessFreeBSD.h"
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#endif
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#include "Plugins/Platform/gdb-server/PlatformRemoteGDBServer.h"
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#include "Plugins/Process/gdb-remote/ProcessGDBRemoteLog.h"
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#include "Plugins/Process/gdb-remote/ProcessGDBRemote.h"
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#include "Plugins/DynamicLoader/Static/DynamicLoaderStatic.h"
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#include "Plugins/MemoryHistory/asan/MemoryHistoryASan.h"
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#include "Plugins/InstrumentationRuntime/AddressSanitizer/AddressSanitizerRuntime.h"
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using namespace lldb;
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using namespace lldb_private;
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static void fatal_error_handler(void *user_data, const std::string& reason,
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bool gen_crash_diag) {
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Host::SetCrashDescription(reason.c_str());
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::abort();
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}
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static bool g_inited_for_llgs = false;
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void
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lldb_private::InitializeForLLGS ()
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{
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// Make sure we initialize only once
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static Mutex g_inited_mutex(Mutex::eMutexTypeRecursive);
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Mutex::Locker locker(g_inited_mutex);
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if (!g_inited_for_llgs)
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{
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g_inited_for_llgs = true;
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#if defined(_MSC_VER)
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const char *disable_crash_dialog_var = getenv("LLDB_DISABLE_CRASH_DIALOG");
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if (disable_crash_dialog_var && llvm::StringRef(disable_crash_dialog_var).equals_lower("true"))
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{
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// This will prevent Windows from displaying a dialog box requiring user interaction when
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// LLDB crashes. This is mostly useful when automating LLDB, for example via the test
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// suite, so that a crash in LLDB does not prevent completion of the test suite.
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::SetErrorMode(GetErrorMode() | SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX);
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_CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
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_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
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_CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
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_CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
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_CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
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_CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
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}
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#endif
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Log::Initialize();
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HostInfo::Initialize();
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Timer::Initialize();
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Timer scoped_timer(__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
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llvm::install_fatal_error_handler(fatal_error_handler, 0);
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ProcessGDBRemoteLog::Initialize();
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// Initialize plug-ins
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ObjectContainerBSDArchive::Initialize();
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ObjectFileELF::Initialize();
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ObjectFilePECOFF::Initialize();
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DynamicLoaderPOSIXDYLD::Initialize();
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PlatformFreeBSD::Initialize();
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PlatformLinux::Initialize();
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PlatformWindows::Initialize();
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PlatformKalimba::Initialize();
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PlatformAndroid::Initialize();
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//----------------------------------------------------------------------
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// Apple/Darwin hosted plugins
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//----------------------------------------------------------------------
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DynamicLoaderMacOSXDYLD::Initialize();
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ObjectContainerUniversalMachO::Initialize();
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PlatformRemoteiOS::Initialize();
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PlatformMacOSX::Initialize();
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PlatformiOSSimulator::Initialize();
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#if defined (__APPLE__)
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DynamicLoaderDarwinKernel::Initialize();
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PlatformDarwinKernel::Initialize();
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ObjectFileMachO::Initialize();
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#endif
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#if defined (__linux__)
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static ConstString g_linux_log_name("linux");
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ProcessPOSIXLog::Initialize(g_linux_log_name);
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#endif
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#ifndef LLDB_DISABLE_PYTHON
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ScriptInterpreterPython::InitializePrivate();
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OperatingSystemPython::Initialize();
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#endif
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}
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}
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static bool g_inited = false;
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void
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lldb_private::Initialize ()
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{
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// Make sure we initialize only once
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static Mutex g_inited_mutex(Mutex::eMutexTypeRecursive);
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InitializeForLLGS();
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Mutex::Locker locker(g_inited_mutex);
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if (!g_inited)
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{
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g_inited = true;
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// Initialize LLVM and Clang
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llvm::InitializeAllTargets();
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llvm::InitializeAllAsmPrinters();
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llvm::InitializeAllTargetMCs();
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llvm::InitializeAllDisassemblers();
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ABIMacOSX_i386::Initialize();
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ABIMacOSX_arm::Initialize();
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ABIMacOSX_arm64::Initialize();
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ABISysV_x86_64::Initialize();
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ABISysV_ppc::Initialize();
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ABISysV_ppc64::Initialize();
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DisassemblerLLVMC::Initialize();
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JITLoaderGDB::Initialize();
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ProcessElfCore::Initialize();
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MemoryHistoryASan::Initialize();
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AddressSanitizerRuntime::Initialize();
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SymbolVendorELF::Initialize();
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SymbolFileDWARF::Initialize();
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SymbolFileSymtab::Initialize();
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UnwindAssemblyInstEmulation::Initialize();
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UnwindAssembly_x86::Initialize();
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EmulateInstructionARM::Initialize();
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EmulateInstructionARM64::Initialize();
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EmulateInstructionMIPS64::Initialize();
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SymbolFileDWARFDebugMap::Initialize();
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ItaniumABILanguageRuntime::Initialize();
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AppleObjCRuntimeV2::Initialize();
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AppleObjCRuntimeV1::Initialize();
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SystemRuntimeMacOSX::Initialize();
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#if defined (__linux__)
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//----------------------------------------------------------------------
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// Linux hosted plugins
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//----------------------------------------------------------------------
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ProcessLinux::Initialize();
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#endif
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#if defined(_MSC_VER)
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DynamicLoaderWindows::Initialize();
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ProcessWindows::Initialize();
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#endif
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#if defined (__FreeBSD__)
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ProcessFreeBSD::Initialize();
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#endif
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#if defined (__APPLE__)
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SymbolVendorMacOSX::Initialize();
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ProcessKDP::Initialize();
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ProcessMachCore::Initialize();
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#endif
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//----------------------------------------------------------------------
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// Platform agnostic plugins
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//----------------------------------------------------------------------
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PlatformRemoteGDBServer::Initialize();
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ProcessGDBRemote::Initialize();
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DynamicLoaderStatic::Initialize();
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// Scan for any system or user LLDB plug-ins
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PluginManager::Initialize();
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// The process settings need to know about installed plug-ins, so the Settings must be initialized
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// AFTER PluginManager::Initialize is called.
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Debugger::SettingsInitialize();
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}
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}
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void
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lldb_private::WillTerminate()
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{
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Host::WillTerminate();
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}
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void
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lldb_private::TerminateLLGS ()
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{
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if (g_inited_for_llgs)
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{
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g_inited_for_llgs = false;
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Timer scoped_timer (__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
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ObjectContainerBSDArchive::Terminate();
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ObjectFileELF::Terminate();
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ObjectFilePECOFF::Terminate ();
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DynamicLoaderPOSIXDYLD::Terminate ();
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PlatformFreeBSD::Terminate();
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PlatformLinux::Terminate();
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PlatformWindows::Terminate();
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PlatformKalimba::Terminate();
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PlatformAndroid::Terminate();
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DynamicLoaderMacOSXDYLD::Terminate();
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ObjectContainerUniversalMachO::Terminate();
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PlatformMacOSX::Terminate();
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PlatformRemoteiOS::Terminate();
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PlatformiOSSimulator::Terminate();
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#if defined (__APPLE__)
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DynamicLoaderDarwinKernel::Terminate();
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ObjectFileMachO::Terminate();
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PlatformDarwinKernel::Terminate();
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#endif
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#ifndef LLDB_DISABLE_PYTHON
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OperatingSystemPython::Terminate();
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#endif
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Log::Terminate();
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}
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}
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void
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lldb_private::Terminate ()
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{
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if (g_inited)
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{
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g_inited = false;
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Timer scoped_timer (__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
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// Terminate and unload and loaded system or user LLDB plug-ins
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PluginManager::Terminate();
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ABIMacOSX_i386::Terminate();
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ABIMacOSX_arm::Terminate();
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ABIMacOSX_arm64::Terminate();
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ABISysV_x86_64::Terminate();
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ABISysV_ppc::Terminate();
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ABISysV_ppc64::Terminate();
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DisassemblerLLVMC::Terminate();
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JITLoaderGDB::Terminate();
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ProcessElfCore::Terminate();
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MemoryHistoryASan::Terminate();
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AddressSanitizerRuntime::Terminate();
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SymbolVendorELF::Terminate();
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SymbolFileDWARF::Terminate();
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SymbolFileSymtab::Terminate();
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UnwindAssembly_x86::Terminate();
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UnwindAssemblyInstEmulation::Terminate();
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EmulateInstructionARM::Terminate();
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EmulateInstructionARM64::Terminate();
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EmulateInstructionMIPS64::Terminate();
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SymbolFileDWARFDebugMap::Terminate();
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ItaniumABILanguageRuntime::Terminate();
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AppleObjCRuntimeV2::Terminate();
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AppleObjCRuntimeV1::Terminate();
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SystemRuntimeMacOSX::Terminate();
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#if defined (__APPLE__)
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ProcessMachCore::Terminate();
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ProcessKDP::Terminate();
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SymbolVendorMacOSX::Terminate();
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#endif
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#if defined(_MSC_VER)
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DynamicLoaderWindows::Terminate();
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#endif
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#if defined (__linux__)
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ProcessLinux::Terminate();
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#endif
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#if defined (__FreeBSD__)
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ProcessFreeBSD::Terminate();
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#endif
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Debugger::SettingsTerminate ();
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PlatformRemoteGDBServer::Terminate();
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ProcessGDBRemote::Terminate();
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DynamicLoaderStatic::Terminate();
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TerminateLLGS();
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}
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}
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#if defined (__APPLE__)
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extern "C" const unsigned char liblldb_coreVersionString[];
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#else
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#include "clang/Basic/Version.h"
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static const char *
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GetLLDBRevision()
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{
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#ifdef LLDB_REVISION
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return LLDB_REVISION;
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#else
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return NULL;
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#endif
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}
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static const char *
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GetLLDBRepository()
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{
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#ifdef LLDB_REPOSITORY
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return LLDB_REPOSITORY;
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#else
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return NULL;
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#endif
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}
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#endif
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const char *
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lldb_private::GetVersion ()
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{
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#if defined (__APPLE__)
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static char g_version_string[32];
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if (g_version_string[0] == '\0')
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{
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const char *version_string = ::strstr ((const char *)liblldb_coreVersionString, "PROJECT:");
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if (version_string)
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version_string += sizeof("PROJECT:") - 1;
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else
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version_string = "unknown";
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const char *newline_loc = strchr(version_string, '\n');
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size_t version_len = sizeof(g_version_string) - 1;
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if (newline_loc &&
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(newline_loc - version_string < static_cast<ptrdiff_t>(version_len)))
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version_len = newline_loc - version_string;
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::snprintf(g_version_string, version_len + 1, "%s", version_string);
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}
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return g_version_string;
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#else
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// On Linux/FreeBSD/Windows, report a version number in the same style as the clang tool.
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static std::string g_version_str;
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if (g_version_str.empty())
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{
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g_version_str += "lldb version ";
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g_version_str += CLANG_VERSION_STRING;
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const char * lldb_repo = GetLLDBRepository();
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if (lldb_repo)
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{
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g_version_str += " (";
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g_version_str += lldb_repo;
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}
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const char *lldb_rev = GetLLDBRevision();
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if (lldb_rev)
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{
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g_version_str += " revision ";
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g_version_str += lldb_rev;
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}
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std::string clang_rev (clang::getClangRevision());
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if (clang_rev.length() > 0)
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{
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g_version_str += " clang revision ";
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g_version_str += clang_rev;
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}
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std::string llvm_rev (clang::getLLVMRevision());
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if (llvm_rev.length() > 0)
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{
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g_version_str += " llvm revision ";
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g_version_str += llvm_rev;
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}
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if (lldb_repo)
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g_version_str += ")";
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}
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return g_version_str.c_str();
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#endif
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}
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