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/Core/Progress.h"
14#include "lldb/Host/Config.h"
15#include "lldb/Host/Host.h"
16#include "lldb/Initialization/SystemInitializerCommon.h"
17#include "lldb/Interpreter/CommandInterpreter.h"
18#include "lldb/Target/ProcessTrace.h"
19#include "lldb/Utility/Timer.h"
20#include "llvm/Support/CommandLine.h"
21#include "llvm/Support/TargetSelect.h"
22
23#pragma clang diagnostic push
24#pragma clang diagnostic ignored "-Wglobal-constructors"
25#include "llvm/ExecutionEngine/MCJIT.h"
26#pragma clang diagnostic pop
27
28#include <string>
29
30#define LLDB_PLUGIN(p) LLDB_PLUGIN_DECLARE(p)
31#include "Plugins/Plugins.def"
32
33#if LLDB_ENABLE_PYTHON
34#include "Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.h"
35
36constexpr lldb_private::HostInfo::SharedLibraryDirectoryHelper
37 *g_shlib_dir_helper =
38 lldb_private::ScriptInterpreterPython::SharedLibraryDirectoryHelper;
39
40#else
41constexpr lldb_private::HostInfo::SharedLibraryDirectoryHelper
42 *g_shlib_dir_helper = nullptr;
43#endif
44
45using namespace lldb_private;
46
47SystemInitializerFull::SystemInitializerFull()
48 : SystemInitializerCommon(g_shlib_dir_helper) {}
49SystemInitializerFull::~SystemInitializerFull() = default;
50
51llvm::Error SystemInitializerFull::Initialize() {
52 llvm::Error error = SystemInitializerCommon::Initialize();
53 if (error)
54 return error;
55
56 // Initialize LLVM and Clang
57 llvm::InitializeAllTargets();
58 llvm::InitializeAllAsmPrinters();
59 llvm::InitializeAllTargetMCs();
60 llvm::InitializeAllDisassemblers();
61
62 // Initialize the command line parser in LLVM. This usually isn't necessary
63 // as we aren't dealing with command line options here, but otherwise some
64 // other code in Clang/LLVM might be tempted to call this function from a
65 // different thread later on which won't work (as the function isn't
66 // thread-safe).
67 const char *arg0 = "lldb";
68 llvm::cl::ParseCommandLineOptions(argc: 1, argv: &arg0);
69
70 // Initialize the progress manager.
71 ProgressManager::Initialize();
72
73#define LLDB_PLUGIN(p) LLDB_PLUGIN_INITIALIZE(p);
74#include "Plugins/Plugins.def"
75
76 // Scan for any system or user LLDB plug-ins.
77 PluginManager::Initialize();
78
79 // The process settings need to know about installed plug-ins, so the
80 // Settings must be initialized AFTER PluginManager::Initialize is called.
81 Debugger::SettingsInitialize();
82
83 // Use the Debugger's LLDBAssert callback.
84 SetLLDBAssertCallback(Debugger::AssertCallback);
85
86 return llvm::Error::success();
87}
88
89void SystemInitializerFull::Terminate() {
90 Debugger::SettingsTerminate();
91
92 // Terminate plug-ins in core LLDB.
93 ProcessTrace::Terminate();
94
95 // Terminate and unload and loaded system or user LLDB plug-ins.
96 PluginManager::Terminate();
97
98#define LLDB_PLUGIN(p) LLDB_PLUGIN_TERMINATE(p);
99#include "Plugins/Plugins.def"
100
101 // Terminate the progress manager.
102 ProgressManager::Terminate();
103
104 // Now shutdown the common parts, in reverse order.
105 SystemInitializerCommon::Terminate();
106}
107

source code of lldb/source/API/SystemInitializerFull.cpp