lldb.cpp revision b1db658333cdebca31a128be95e926d80c3c7796 
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/ABI/MacOSX-i386/ABIMacOSX_i386.h"
26#include "Plugins/ABI/MacOSX-arm/ABIMacOSX_arm.h"
27#include "Plugins/ABI/SysV-x86_64/ABISysV_x86_64.h"
28#include "Plugins/Disassembler/llvm/DisassemblerLLVM.h"
29#include "Plugins/Disassembler/llvm/DisassemblerLLVMC.h"
30#include "Plugins/Instruction/ARM/EmulateInstructionARM.h"
31#include "Plugins/SymbolVendor/MacOSX/SymbolVendorMacOSX.h"
32#include "Plugins/ObjectContainer/BSD-Archive/ObjectContainerBSDArchive.h"
33#include "Plugins/ObjectFile/ELF/ObjectFileELF.h"
34#include "Plugins/SymbolFile/DWARF/SymbolFileDWARF.h"
35#include "Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h"
36#include "Plugins/SymbolFile/Symtab/SymbolFileSymtab.h"
37#include "Plugins/UnwindAssembly/x86/UnwindAssembly-x86.h"
38#include "Plugins/UnwindAssembly/InstEmulation/UnwindAssemblyInstEmulation.h"
39#include "Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h"
40#include "Plugins/DynamicLoader/POSIX-DYLD/DynamicLoaderPOSIXDYLD.h"
41#include "Plugins/Platform/FreeBSD/PlatformFreeBSD.h"
42#include "Plugins/Platform/Linux/PlatformLinux.h"
43#if defined (__APPLE__)
44#include "Plugins/DynamicLoader/MacOSX-DYLD/DynamicLoaderMacOSXDYLD.h"
45#include "Plugins/DynamicLoader/Darwin-Kernel/DynamicLoaderDarwinKernel.h"
46#include "Plugins/OperatingSystem/Darwin-Kernel/OperatingSystemDarwinKernel.h"
47#include "Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h"
48#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV1.h"
49#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.h"
50#include "Plugins/ObjectContainer/Universal-Mach-O/ObjectContainerUniversalMachO.h"
51#include "Plugins/ObjectFile/Mach-O/ObjectFileMachO.h"
52#include "Plugins/Process/MacOSX-Kernel/ProcessKDP.h"
53#include "Plugins/Process/gdb-remote/ProcessGDBRemote.h"
54#include "Plugins/Platform/MacOSX/PlatformMacOSX.h"
55#include "Plugins/Platform/MacOSX/PlatformRemoteiOS.h"
56#include "Plugins/Platform/MacOSX/PlatformiOSSimulator.h"
57#endif
58
59#include "Plugins/Process/mach-core/ProcessMachCore.h"
60
61#if defined (__linux__)
62#include "Plugins/Process/Linux/ProcessLinux.h"
63#endif
64
65#if defined (__FreeBSD__)
66#include "Plugins/Process/POSIX/ProcessPOSIX.h"
67#include "Plugins/Process/FreeBSD/ProcessFreeBSD.h"
68#endif
69
70#include "Plugins/Platform/gdb-server/PlatformRemoteGDBServer.h"
71#include "Plugins/DynamicLoader/Static/DynamicLoaderStatic.h"
72
73using namespace lldb;
74using namespace lldb_private;
75
76#define USE_NEW_DISASSEMBLER
77
78void
79lldb_private::Initialize ()
80{
81    // Make sure we inialize only once
82    static Mutex g_inited_mutex(Mutex::eMutexTypeRecursive);
83    static bool g_inited = false;
84
85    Mutex::Locker locker(g_inited_mutex);
86    if (!g_inited)
87    {
88        g_inited = true;
89        Log::Initialize();
90        Timer::Initialize ();
91        Timer scoped_timer (__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
92
93        ABIMacOSX_i386::Initialize();
94        ABIMacOSX_arm::Initialize();
95        ABISysV_x86_64::Initialize();
96#if defined (USE_NEW_DISASSEMBLER)
97        DisassemblerLLVMC::Initialize();
98#else
99        DisassemblerLLVM::Initialize();
100#endif
101        ObjectContainerBSDArchive::Initialize();
102        ObjectFileELF::Initialize();
103        SymbolFileDWARF::Initialize();
104        SymbolFileSymtab::Initialize();
105        UnwindAssemblyInstEmulation::Initialize();
106        UnwindAssembly_x86::Initialize();
107        EmulateInstructionARM::Initialize ();
108        ObjectFilePECOFF::Initialize ();
109        DynamicLoaderPOSIXDYLD::Initialize ();
110        PlatformFreeBSD::Initialize();
111        PlatformLinux::Initialize();
112#if defined (__APPLE__)
113        //----------------------------------------------------------------------
114        // Apple/Darwin hosted plugins
115        //----------------------------------------------------------------------
116        DynamicLoaderMacOSXDYLD::Initialize();
117        DynamicLoaderDarwinKernel::Initialize();
118        OperatingSystemDarwinKernel::Initialize();
119        SymbolFileDWARFDebugMap::Initialize();
120        ItaniumABILanguageRuntime::Initialize();
121        AppleObjCRuntimeV2::Initialize();
122        AppleObjCRuntimeV1::Initialize();
123        ObjectContainerUniversalMachO::Initialize();
124        ObjectFileMachO::Initialize();
125        ProcessKDP::Initialize();
126        ProcessGDBRemote::Initialize();
127        ProcessMachCore::Initialize();
128        SymbolVendorMacOSX::Initialize();
129        PlatformRemoteiOS::Initialize();
130        PlatformMacOSX::Initialize();
131        PlatformiOSSimulator::Initialize();
132#endif
133#if defined (__linux__)
134        //----------------------------------------------------------------------
135        // Linux hosted plugins
136        //----------------------------------------------------------------------
137        ProcessLinux::Initialize();
138#endif
139#if defined (__FreeBSD__)
140        ProcessFreeBSD::Initialize();
141#endif
142        //----------------------------------------------------------------------
143        // Platform agnostic plugins
144        //----------------------------------------------------------------------
145        PlatformRemoteGDBServer::Initialize ();
146        DynamicLoaderStatic::Initialize();
147
148        // Scan for any system or user LLDB plug-ins
149        PluginManager::Initialize();
150
151        // The process settings need to know about installed plug-ins, so the Settings must be initialized
152        // AFTER PluginManager::Initialize is called.
153
154        Debugger::SettingsInitialize();
155    }
156}
157
158void
159lldb_private::WillTerminate()
160{
161    Host::WillTerminate();
162}
163
164void
165lldb_private::Terminate ()
166{
167    Timer scoped_timer (__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
168
169    // Terminate and unload and loaded system or user LLDB plug-ins
170    PluginManager::Terminate();
171
172    ABIMacOSX_i386::Terminate();
173    ABIMacOSX_arm::Terminate();
174    ABISysV_x86_64::Terminate();
175#if defined (USE_NEW_DISASSEMBLER)
176    DisassemblerLLVMC::Terminate();
177#else
178    DisassemblerLLVM::Terminate();
179#endif
180    ObjectContainerBSDArchive::Terminate();
181    ObjectFileELF::Terminate();
182    SymbolFileDWARF::Terminate();
183    SymbolFileSymtab::Terminate();
184    UnwindAssembly_x86::Terminate();
185    UnwindAssemblyInstEmulation::Terminate();
186    EmulateInstructionARM::Terminate ();
187    ObjectFilePECOFF::Terminate ();
188    DynamicLoaderPOSIXDYLD::Terminate ();
189    PlatformFreeBSD::Terminate();
190    PlatformLinux::Terminate();
191#if defined (__APPLE__)
192    DynamicLoaderMacOSXDYLD::Terminate();
193    DynamicLoaderDarwinKernel::Terminate();
194    OperatingSystemDarwinKernel::Terminate();
195    SymbolFileDWARFDebugMap::Terminate();
196    ItaniumABILanguageRuntime::Terminate();
197    AppleObjCRuntimeV2::Terminate();
198    AppleObjCRuntimeV1::Terminate();
199    ObjectContainerUniversalMachO::Terminate();
200    ObjectFileMachO::Terminate();
201    ProcessMachCore::Terminate();
202    ProcessKDP::Terminate();
203    ProcessGDBRemote::Terminate();
204    SymbolVendorMacOSX::Terminate();
205    PlatformMacOSX::Terminate();
206    PlatformRemoteiOS::Terminate();
207    PlatformiOSSimulator::Terminate();
208#endif
209
210    Debugger::SettingsTerminate ();
211
212#if defined (__linux__)
213    ProcessLinux::Terminate();
214#endif
215
216#if defined (__FreeBSD__)
217    ProcessFreeBSD::Terminate();
218#endif
219
220    DynamicLoaderStatic::Terminate();
221
222    Log::Terminate();
223}
224
225extern "C" const double liblldb_coreVersionNumber;
226const char *
227lldb_private::GetVersion ()
228{
229    static char g_version_string[32];
230    if (g_version_string[0] == '\0')
231        ::snprintf (g_version_string, sizeof(g_version_string), "LLDB-%g", liblldb_coreVersionNumber);
232
233    return g_version_string;
234}
235
236const char *
237lldb_private::GetVoteAsCString (Vote vote)
238{
239    switch (vote)
240    {
241    case eVoteNo:           return "no";
242    case eVoteNoOpinion:    return "no opinion";
243    case eVoteYes:          return "yes";
244    default:
245        break;
246    }
247    return "invalid";
248}
249
250
251const char *
252lldb_private::GetSectionTypeAsCString (SectionType sect_type)
253{
254    switch (sect_type)
255    {
256    case eSectionTypeInvalid: return "invalid";
257    case eSectionTypeCode: return "code";
258    case eSectionTypeContainer: return "container";
259    case eSectionTypeData: return "data";
260    case eSectionTypeDataCString: return "data-cstr";
261    case eSectionTypeDataCStringPointers: return "data-cstr-ptr";
262    case eSectionTypeDataSymbolAddress: return "data-symbol-addr";
263    case eSectionTypeData4: return "data-4-byte";
264    case eSectionTypeData8: return "data-8-byte";
265    case eSectionTypeData16: return "data-16-byte";
266    case eSectionTypeDataPointers: return "data-ptrs";
267    case eSectionTypeDebug: return "debug";
268    case eSectionTypeZeroFill: return "zero-fill";
269    case eSectionTypeDataObjCMessageRefs: return "objc-message-refs";
270    case eSectionTypeDataObjCCFStrings: return "objc-cfstrings";
271    case eSectionTypeDWARFDebugAbbrev: return "dwarf-abbrev";
272    case eSectionTypeDWARFDebugAranges: return "dwarf-aranges";
273    case eSectionTypeDWARFDebugFrame: return "dwarf-frame";
274    case eSectionTypeDWARFDebugInfo: return "dwarf-info";
275    case eSectionTypeDWARFDebugLine: return "dwarf-line";
276    case eSectionTypeDWARFDebugLoc: return "dwarf-loc";
277    case eSectionTypeDWARFDebugMacInfo: return "dwarf-macinfo";
278    case eSectionTypeDWARFDebugPubNames: return "dwarf-pubnames";
279    case eSectionTypeDWARFDebugPubTypes: return "dwarf-pubtypes";
280    case eSectionTypeDWARFDebugRanges: return "dwarf-ranges";
281    case eSectionTypeDWARFDebugStr: return "dwarf-str";
282    case eSectionTypeDWARFAppleNames: return "apple-names";
283    case eSectionTypeDWARFAppleTypes: return "apple-types";
284    case eSectionTypeDWARFAppleNamespaces: return "apple-namespaces";
285    case eSectionTypeDWARFAppleObjC: return "apple-objc";
286    case eSectionTypeEHFrame: return "eh-frame";
287    case eSectionTypeOther: return "regular";
288    }
289    return "unknown";
290
291}
292
293bool
294lldb_private::NameMatches (const char *name,
295                           NameMatchType match_type,
296                           const char *match)
297{
298    if (match_type == eNameMatchIgnore)
299        return true;
300
301    if (name == match)
302        return true;
303
304    if (name && match)
305    {
306        llvm::StringRef name_sref(name);
307        llvm::StringRef match_sref(match);
308        switch (match_type)
309        {
310        case eNameMatchIgnore:
311            return true;
312        case eNameMatchEquals:      return name_sref == match_sref;
313        case eNameMatchContains:    return name_sref.find (match_sref) != llvm::StringRef::npos;
314        case eNameMatchStartsWith:  return name_sref.startswith (match_sref);
315        case eNameMatchEndsWith:    return name_sref.endswith (match_sref);
316        case eNameMatchRegularExpression:
317            {
318                RegularExpression regex (match);
319                return regex.Execute (name);
320            }
321            break;
322        default:
323            assert (!"unhandled NameMatchType in lldb_private::NameMatches()");
324            break;
325        }
326    }
327    return false;
328}
329