lldb.cpp revision 58e26e0935138225477fd61283215ceff2068899 
1//===-- lldb.cpp ------------------------------------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "lldb/lldb-private.h"
11#include "lldb/lldb-private-log.h"
12#include "lldb/Core/ArchSpec.h"
13#include "lldb/Core/Debugger.h"
14#include "lldb/Core/Log.h"
15#include "lldb/Core/PluginManager.h"
16#include "lldb/Core/RegularExpression.h"
17#include "lldb/Core/Timer.h"
18#include "lldb/Host/Host.h"
19#include "lldb/Host/Mutex.h"
20#include "lldb/Target/Target.h"
21#include "lldb/Target/Thread.h"
22
23#include "llvm/ADT/StringRef.h"
24
25#include "Plugins/Disassembler/llvm/DisassemblerLLVM.h"
26#include "Plugins/SymbolVendor/MacOSX/SymbolVendorMacOSX.h"
27#include "Plugins/ObjectContainer/BSD-Archive/ObjectContainerBSDArchive.h"
28#include "Plugins/ObjectFile/ELF/ObjectFileELF.h"
29#include "Plugins/SymbolFile/DWARF/SymbolFileDWARF.h"
30#include "Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h"
31#include "Plugins/SymbolFile/Symtab/SymbolFileSymtab.h"
32#include "Plugins/Process/Utility/UnwindAssemblyProfiler-x86.h"
33#include "Plugins/Process/Utility/ArchDefaultUnwindPlan-x86.h"
34#include "Plugins/Process/Utility/ArchVolatileRegs-x86.h"
35
36#if defined (__APPLE__)
37#include "Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.h"
38#include "Plugins/ABI/SysV-x86_64/ABISysV_x86_64.h"
39#include "Plugins/DynamicLoader/MacOSX-DYLD/DynamicLoaderMacOSXDYLD.h"
40#include "Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h"
41#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV1.h"
42#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.h"
43#include "Plugins/ObjectContainer/Universal-Mach-O/ObjectContainerUniversalMachO.h"
44#include "Plugins/ObjectFile/Mach-O/ObjectFileMachO.h"
45#include "Plugins/Process/MacOSX-User/source/ProcessMacOSX.h"
46#include "Plugins/Process/gdb-remote/ProcessGDBRemote.h"
47#include "Plugins/Platform/MacOSX/PlatformMacOSX.h"
48#include "Plugins/Platform/MacOSX/PlatformRemoteiOS.h"
49#endif
50
51#if defined (__linux__)
52#include "Plugins/DynamicLoader/Linux-DYLD/DynamicLoaderLinuxDYLD.h"
53#include "Plugins/Platform/Linux/PlatformLinux.h"
54#include "Plugins/Process/Linux/ProcessLinux.h"
55#endif
56
57#include "Plugins/Platform/gdb-server/PlatformRemoteGDBServer.h"
58#include "Plugins/DynamicLoader/Static/DynamicLoaderStatic.h"
59
60using namespace lldb;
61using namespace lldb_private;
62
63
64void
65lldb_private::Initialize ()
66{
67    // Make sure we inialize only once
68    static Mutex g_inited_mutex(Mutex::eMutexTypeRecursive);
69    static bool g_inited = false;
70
71    Mutex::Locker locker(g_inited_mutex);
72    if (!g_inited)
73    {
74        g_inited = true;
75        Log::Initialize();
76        Timer::Initialize ();
77        Timer scoped_timer (__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
78
79        DisassemblerLLVM::Initialize();
80        ObjectContainerBSDArchive::Initialize();
81        ObjectFileELF::Initialize();
82        SymbolFileDWARF::Initialize();
83        SymbolFileSymtab::Initialize();
84        UnwindAssemblyProfiler_x86::Initialize();
85        ArchDefaultUnwindPlan_x86_64::Initialize();
86        ArchDefaultUnwindPlan_i386::Initialize();
87        ArchVolatileRegs_x86::Initialize();
88
89#if defined (__APPLE__)
90        //----------------------------------------------------------------------
91        // Apple/Darwin hosted plugins
92        //----------------------------------------------------------------------
93        ABIMacOSX_i386::Initialize();
94        ABISysV_x86_64::Initialize();
95        DynamicLoaderMacOSXDYLD::Initialize();
96        SymbolFileDWARFDebugMap::Initialize();
97        ItaniumABILanguageRuntime::Initialize();
98        AppleObjCRuntimeV2::Initialize();
99        AppleObjCRuntimeV1::Initialize();
100        ObjectContainerUniversalMachO::Initialize();
101        ObjectFileMachO::Initialize();
102        ProcessGDBRemote::Initialize();
103        //ProcessMacOSX::Initialize();
104        SymbolVendorMacOSX::Initialize();
105        PlatformMacOSX::Initialize();
106        PlatformRemoteiOS::Initialize();
107#endif
108#if defined (__linux__)
109        //----------------------------------------------------------------------
110        // Linux hosted plugins
111        //----------------------------------------------------------------------
112        PlatformLinux::Initialize();
113        ProcessLinux::Initialize();
114        DynamicLoaderLinuxDYLD::Initialize();
115#endif
116        //----------------------------------------------------------------------
117        // Platform agnostic plugins
118        //----------------------------------------------------------------------
119        PlatformRemoteGDBServer::Initialize ();
120        DynamicLoaderStatic::Initialize();
121
122        // Scan for any system or user LLDB plug-ins
123        PluginManager::Initialize();
124
125        // The process settings need to know about installed plug-ins, so the Settings must be initialized
126        // AFTER PluginManager::Initialize is called.
127
128        Debugger::SettingsInitialize();
129    }
130}
131
132void
133lldb_private::WillTerminate()
134{
135    Host::WillTerminate();
136}
137
138void
139lldb_private::Terminate ()
140{
141    Timer scoped_timer (__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
142
143    // Terminate and unload and loaded system or user LLDB plug-ins
144    PluginManager::Terminate();
145
146    DisassemblerLLVM::Terminate();
147    ObjectContainerBSDArchive::Terminate();
148    ObjectFileELF::Terminate();
149    SymbolFileDWARF::Terminate();
150    SymbolFileSymtab::Terminate();
151    UnwindAssemblyProfiler_x86::Terminate();
152    ArchDefaultUnwindPlan_i386::Terminate();
153    ArchDefaultUnwindPlan_x86_64::Terminate();
154    ArchVolatileRegs_x86::Terminate();
155
156#if defined (__APPLE__)
157    DynamicLoaderMacOSXDYLD::Terminate();
158    SymbolFileDWARFDebugMap::Terminate();
159    ItaniumABILanguageRuntime::Terminate();
160    AppleObjCRuntimeV2::Terminate();
161    AppleObjCRuntimeV1::Terminate();
162    ObjectContainerUniversalMachO::Terminate();
163    ObjectFileMachO::Terminate();
164    ProcessGDBRemote::Terminate();
165    //ProcessMacOSX::Terminate();
166    SymbolVendorMacOSX::Terminate();
167    PlatformMacOSX::Terminate();
168    PlatformRemoteiOS::Terminate();
169#endif
170
171    Debugger::SettingsTerminate ();
172
173#if defined (__linux__)
174    PlatformLinux::Terminate();
175    ProcessLinux::Terminate();
176    DynamicLoaderLinuxDYLD::Terminate();
177#endif
178
179    DynamicLoaderStatic::Terminate();
180
181    Log::Terminate();
182}
183
184extern "C" const double liblldb_coreVersionNumber;
185const char *
186lldb_private::GetVersion ()
187{
188    static char g_version_string[32];
189    if (g_version_string[0] == '\0')
190        ::snprintf (g_version_string, sizeof(g_version_string), "LLDB-%g", liblldb_coreVersionNumber);
191
192    return g_version_string;
193}
194
195const char *
196lldb_private::GetVoteAsCString (lldb::Vote vote)
197{
198    switch (vote)
199    {
200    case eVoteNo:           return "no";
201    case eVoteNoOpinion:    return "no opinion";
202    case eVoteYes:          return "yes";
203    default:
204        break;
205    }
206    return "invalid";
207}
208
209
210const char *
211lldb_private::GetSectionTypeAsCString (lldb::SectionType sect_type)
212{
213    switch (sect_type)
214    {
215    case eSectionTypeInvalid: return "invalid";
216    case eSectionTypeCode: return "code";
217    case eSectionTypeContainer: return "container";
218    case eSectionTypeData: return "data";
219    case eSectionTypeDataCString: return "data-cstr";
220    case eSectionTypeDataCStringPointers: return "data-cstr-ptr";
221    case eSectionTypeDataSymbolAddress: return "data-symbol-addr";
222    case eSectionTypeData4: return "data-4-byte";
223    case eSectionTypeData8: return "data-8-byte";
224    case eSectionTypeData16: return "data-16-byte";
225    case eSectionTypeDataPointers: return "data-ptrs";
226    case eSectionTypeDebug: return "debug";
227    case eSectionTypeZeroFill: return "zero-fill";
228    case eSectionTypeDataObjCMessageRefs: return "objc-message-refs";
229    case eSectionTypeDataObjCCFStrings: return "objc-cfstrings";
230    case eSectionTypeDWARFDebugAbbrev: return "dwarf-abbrev";
231    case eSectionTypeDWARFDebugAranges: return "dwarf-aranges";
232    case eSectionTypeDWARFDebugFrame: return "dwarf-frame";
233    case eSectionTypeDWARFDebugInfo: return "dwarf-info";
234    case eSectionTypeDWARFDebugLine: return "dwarf-line";
235    case eSectionTypeDWARFDebugLoc: return "dwarf-loc";
236    case eSectionTypeDWARFDebugMacInfo: return "dwarf-macinfo";
237    case eSectionTypeDWARFDebugPubNames: return "dwarf-pubnames";
238    case eSectionTypeDWARFDebugPubTypes: return "dwarf-pubtypes";
239    case eSectionTypeDWARFDebugRanges: return "dwarf-ranges";
240    case eSectionTypeDWARFDebugStr: return "dwarf-str";
241    case eSectionTypeEHFrame: return "eh-frame";
242    case eSectionTypeOther: return "regular";
243    }
244    return "unknown";
245
246}
247
248bool
249lldb_private::NameMatches (const char *name,
250                           lldb::NameMatchType match_type,
251                           const char *match)
252{
253    if (match_type == eNameMatchIgnore)
254        return true;
255
256    if (name == match)
257        return true;
258
259    if (name && match)
260    {
261        llvm::StringRef name_sref(name);
262        llvm::StringRef match_sref(match);
263        switch (match_type)
264        {
265        case eNameMatchIgnore:
266            return true;
267        case eNameMatchEquals:      return name_sref == match_sref;
268        case eNameMatchContains:    return name_sref.find (match_sref) != llvm::StringRef::npos;
269        case eNameMatchStartsWith:  return name_sref.startswith (match_sref);
270        case eNameMatchEndsWith:    return name_sref.endswith (match_sref);
271        case eNameMatchRegularExpression:
272            {
273                RegularExpression regex (match);
274                return regex.Execute (name);
275            }
276            break;
277        default:
278            assert (!"unhandled NameMatchType in lldb_private::NameMatches()");
279            break;
280        }
281    }
282    return false;
283}
284