1 //===-- SBSymbol.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/API/SBSymbol.h"
11 #include "lldb/API/SBStream.h"
12 #include "lldb/Core/Disassembler.h"
13 #include "lldb/Core/Log.h"
14 #include "lldb/Core/Module.h"
15 #include "lldb/Symbol/Symbol.h"
16 #include "lldb/Target/ExecutionContext.h"
17 #include "lldb/Target/Target.h"
18
19 using namespace lldb;
20 using namespace lldb_private;
21
SBSymbol()22 SBSymbol::SBSymbol () :
23 m_opaque_ptr (NULL)
24 {
25 }
26
SBSymbol(lldb_private::Symbol * lldb_object_ptr)27 SBSymbol::SBSymbol (lldb_private::Symbol *lldb_object_ptr) :
28 m_opaque_ptr (lldb_object_ptr)
29 {
30 }
31
SBSymbol(const lldb::SBSymbol & rhs)32 SBSymbol::SBSymbol (const lldb::SBSymbol &rhs) :
33 m_opaque_ptr (rhs.m_opaque_ptr)
34 {
35 }
36
37 const SBSymbol &
operator =(const SBSymbol & rhs)38 SBSymbol::operator = (const SBSymbol &rhs)
39 {
40 m_opaque_ptr = rhs.m_opaque_ptr;
41 return *this;
42 }
43
~SBSymbol()44 SBSymbol::~SBSymbol ()
45 {
46 m_opaque_ptr = NULL;
47 }
48
49 void
SetSymbol(lldb_private::Symbol * lldb_object_ptr)50 SBSymbol::SetSymbol (lldb_private::Symbol *lldb_object_ptr)
51 {
52 m_opaque_ptr = lldb_object_ptr;
53 }
54
55 bool
IsValid() const56 SBSymbol::IsValid () const
57 {
58 return m_opaque_ptr != NULL;
59 }
60
61 const char *
GetName() const62 SBSymbol::GetName() const
63 {
64 const char *name = NULL;
65 if (m_opaque_ptr)
66 name = m_opaque_ptr->GetName().AsCString();
67
68 Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
69 if (log)
70 log->Printf ("SBSymbol(%p)::GetName () => \"%s\"",
71 static_cast<void*>(m_opaque_ptr), name ? name : "");
72 return name;
73 }
74
75 const char *
GetDisplayName() const76 SBSymbol::GetDisplayName() const
77 {
78 const char *name = NULL;
79 if (m_opaque_ptr)
80 name = m_opaque_ptr->GetMangled().GetDisplayDemangledName(m_opaque_ptr->GetLanguage()).AsCString();
81
82 Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
83 if (log)
84 log->Printf ("SBSymbol(%p)::GetDisplayName () => \"%s\"",
85 static_cast<void*>(m_opaque_ptr), name ? name : "");
86 return name;
87 }
88
89 const char *
GetMangledName() const90 SBSymbol::GetMangledName () const
91 {
92 const char *name = NULL;
93 if (m_opaque_ptr)
94 name = m_opaque_ptr->GetMangled().GetMangledName().AsCString();
95 Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
96 if (log)
97 log->Printf ("SBSymbol(%p)::GetMangledName () => \"%s\"",
98 static_cast<void*>(m_opaque_ptr), name ? name : "");
99
100 return name;
101 }
102
103
104 bool
operator ==(const SBSymbol & rhs) const105 SBSymbol::operator == (const SBSymbol &rhs) const
106 {
107 return m_opaque_ptr == rhs.m_opaque_ptr;
108 }
109
110 bool
operator !=(const SBSymbol & rhs) const111 SBSymbol::operator != (const SBSymbol &rhs) const
112 {
113 return m_opaque_ptr != rhs.m_opaque_ptr;
114 }
115
116 bool
GetDescription(SBStream & description)117 SBSymbol::GetDescription (SBStream &description)
118 {
119 Stream &strm = description.ref();
120
121 if (m_opaque_ptr)
122 {
123 m_opaque_ptr->GetDescription (&strm,
124 lldb::eDescriptionLevelFull, NULL);
125 }
126 else
127 strm.PutCString ("No value");
128
129 return true;
130 }
131
132 SBInstructionList
GetInstructions(SBTarget target)133 SBSymbol::GetInstructions (SBTarget target)
134 {
135 return GetInstructions (target, NULL);
136 }
137
138 SBInstructionList
GetInstructions(SBTarget target,const char * flavor_string)139 SBSymbol::GetInstructions (SBTarget target, const char *flavor_string)
140 {
141 SBInstructionList sb_instructions;
142 if (m_opaque_ptr)
143 {
144 Mutex::Locker api_locker;
145 ExecutionContext exe_ctx;
146 TargetSP target_sp (target.GetSP());
147 if (target_sp)
148 {
149 api_locker.Lock (target_sp->GetAPIMutex());
150 target_sp->CalculateExecutionContext (exe_ctx);
151 }
152 if (m_opaque_ptr->ValueIsAddress())
153 {
154 const Address &symbol_addr = m_opaque_ptr->GetAddressRef();
155 ModuleSP module_sp = symbol_addr.GetModule();
156 if (module_sp)
157 {
158 AddressRange symbol_range (symbol_addr, m_opaque_ptr->GetByteSize());
159 const bool prefer_file_cache = false;
160 sb_instructions.SetDisassembler (Disassembler::DisassembleRange (module_sp->GetArchitecture (),
161 NULL,
162 flavor_string,
163 exe_ctx,
164 symbol_range,
165 prefer_file_cache));
166 }
167 }
168 }
169 return sb_instructions;
170 }
171
172 lldb_private::Symbol *
get()173 SBSymbol::get ()
174 {
175 return m_opaque_ptr;
176 }
177
178 void
reset(lldb_private::Symbol * symbol)179 SBSymbol::reset (lldb_private::Symbol *symbol)
180 {
181 m_opaque_ptr = symbol;
182 }
183
184 SBAddress
GetStartAddress()185 SBSymbol::GetStartAddress ()
186 {
187 SBAddress addr;
188 if (m_opaque_ptr && m_opaque_ptr->ValueIsAddress())
189 {
190 addr.SetAddress (&m_opaque_ptr->GetAddressRef());
191 }
192 return addr;
193 }
194
195 SBAddress
GetEndAddress()196 SBSymbol::GetEndAddress ()
197 {
198 SBAddress addr;
199 if (m_opaque_ptr && m_opaque_ptr->ValueIsAddress())
200 {
201 lldb::addr_t range_size = m_opaque_ptr->GetByteSize();
202 if (range_size > 0)
203 {
204 addr.SetAddress (&m_opaque_ptr->GetAddressRef());
205 addr->Slide (m_opaque_ptr->GetByteSize());
206 }
207 }
208 return addr;
209 }
210
211 uint32_t
GetPrologueByteSize()212 SBSymbol::GetPrologueByteSize ()
213 {
214 if (m_opaque_ptr)
215 return m_opaque_ptr->GetPrologueByteSize();
216 return 0;
217 }
218
219 SymbolType
GetType()220 SBSymbol::GetType ()
221 {
222 if (m_opaque_ptr)
223 return m_opaque_ptr->GetType();
224 return eSymbolTypeInvalid;
225 }
226
227 bool
IsExternal()228 SBSymbol::IsExternal()
229 {
230 if (m_opaque_ptr)
231 return m_opaque_ptr->IsExternal();
232 return false;
233 }
234
235 bool
IsSynthetic()236 SBSymbol::IsSynthetic()
237 {
238 if (m_opaque_ptr)
239 return m_opaque_ptr->IsSynthetic();
240 return false;
241 }
242
243