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 35 constexpr lldb_private::HostInfo::SharedLibraryDirectoryHelper 36 *g_shlib_dir_helper = 37 lldb_private::ScriptInterpreterPython::SharedLibraryDirectoryHelper; 38 39 #else 40 constexpr lldb_private::HostInfo::SharedLibraryDirectoryHelper 41 *g_shlib_dir_helper = nullptr; 42 #endif 43 44 using namespace lldb_private; 45 46 SystemInitializerFull::SystemInitializerFull() 47 : SystemInitializerCommon(g_shlib_dir_helper) {} 48 SystemInitializerFull::~SystemInitializerFull() = default; 49 50 llvm::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 // Initialize plug-ins in core LLDB 72 ProcessTrace::Initialize(); 73 74 // Scan for any system or user LLDB plug-ins 75 PluginManager::Initialize(); 76 77 // The process settings need to know about installed plug-ins, so the 78 // Settings must be initialized AFTER PluginManager::Initialize is called. 79 Debugger::SettingsInitialize(); 80 81 return llvm::Error::success(); 82 } 83 84 void 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