1//===-- SystemInitializerFull.cpp -----------------------------------------===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8 9#include "SystemInitializerFull.h" 10#include "lldb/API/SBCommandInterpreter.h" 11#include "lldb/Core/Debugger.h" 12#include "lldb/Core/PluginManager.h" 13#include "lldb/Host/Config.h" 14#include "lldb/Host/Host.h" 15#include "lldb/Initialization/SystemInitializerCommon.h" 16#include "lldb/Interpreter/CommandInterpreter.h" 17#include "lldb/Target/ProcessTrace.h" 18#include "lldb/Utility/Timer.h" 19#include "llvm/Support/CommandLine.h" 20#include "llvm/Support/TargetSelect.h" 21 22#pragma clang diagnostic push 23#pragma clang diagnostic ignored "-Wglobal-constructors" 24#include "llvm/ExecutionEngine/MCJIT.h" 25#pragma clang diagnostic pop 26 27#include <string> 28 29#define LLDB_PLUGIN(p) LLDB_PLUGIN_DECLARE(p) 30#include "Plugins/Plugins.def" 31 32#if LLDB_ENABLE_PYTHON 33#include "Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.h" 34 35constexpr lldb_private::HostInfo::SharedLibraryDirectoryHelper 36 *g_shlib_dir_helper = 37 lldb_private::ScriptInterpreterPython::SharedLibraryDirectoryHelper; 38 39#else 40constexpr lldb_private::HostInfo::SharedLibraryDirectoryHelper 41 *g_shlib_dir_helper = nullptr; 42#endif 43 44using namespace lldb_private; 45 46SystemInitializerFull::SystemInitializerFull() 47 : SystemInitializerCommon(g_shlib_dir_helper) {} 48SystemInitializerFull::~SystemInitializerFull() = default; 49 50llvm::Error SystemInitializerFull::Initialize() { 51 llvm::Error error = SystemInitializerCommon::Initialize(); 52 if (error) 53 return error; 54 55 // Initialize LLVM and Clang 56 llvm::InitializeAllTargets(); 57 llvm::InitializeAllAsmPrinters(); 58 llvm::InitializeAllTargetMCs(); 59 llvm::InitializeAllDisassemblers(); 60 // Initialize the command line parser in LLVM. This usually isn't necessary 61 // as we aren't dealing with command line options here, but otherwise some 62 // other code in Clang/LLVM might be tempted to call this function from a 63 // different thread later on which won't work (as the function isn't 64 // thread-safe). 65 const char *arg0 = "lldb"; 66 llvm::cl::ParseCommandLineOptions(1, &arg0); 67 68#define LLDB_PLUGIN(p) LLDB_PLUGIN_INITIALIZE(p); 69#include "Plugins/Plugins.def" 70 71 // Scan for any system or user LLDB plug-ins 72 PluginManager::Initialize(); 73 74 // The process settings need to know about installed plug-ins, so the 75 // Settings must be initialized AFTER PluginManager::Initialize is called. 76 Debugger::SettingsInitialize(); 77 78 // Use the Debugger's LLDBAssert callback. 79 SetLLDBAssertCallback(Debugger::AssertCallback); 80 81 return llvm::Error::success(); 82} 83 84void SystemInitializerFull::Terminate() { 85 Debugger::SettingsTerminate(); 86 87 // Terminate plug-ins in core LLDB 88 ProcessTrace::Terminate(); 89 90 // Terminate and unload and loaded system or user LLDB plug-ins 91 PluginManager::Terminate(); 92 93#define LLDB_PLUGIN(p) LLDB_PLUGIN_TERMINATE(p); 94#include "Plugins/Plugins.def" 95 96 // Now shutdown the common parts, in reverse order. 97 SystemInitializerCommon::Terminate(); 98} 99