Enrico Granata | f509c5e | 2013-01-28 23:47:25 +0000 | [diff] [blame] | 1 | //===-- TypeSummary.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 | |
Matt Kopec | fe21d4f | 2013-02-21 23:55:31 +0000 | [diff] [blame] | 10 | #include "lldb/lldb-python.h" |
| 11 | |
Enrico Granata | f509c5e | 2013-01-28 23:47:25 +0000 | [diff] [blame] | 12 | // C Includes |
| 13 | |
| 14 | // C++ Includes |
| 15 | |
| 16 | // Other libraries and framework includes |
| 17 | |
| 18 | // Project includes |
| 19 | #include "lldb/lldb-public.h" |
| 20 | #include "lldb/lldb-enumerations.h" |
| 21 | |
| 22 | #include "lldb/Core/Debugger.h" |
| 23 | #include "lldb/Core/StreamString.h" |
| 24 | #include "lldb/Core/Timer.h" |
| 25 | #include "lldb/DataFormatters/TypeSummary.h" |
| 26 | #include "lldb/Interpreter/CommandInterpreter.h" |
| 27 | #include "lldb/Symbol/ClangASTType.h" |
| 28 | #include "lldb/Target/StackFrame.h" |
| 29 | #include "lldb/Target/Target.h" |
| 30 | |
Enrico Granata | 24c8029 | 2013-02-22 20:01:15 +0000 | [diff] [blame] | 31 | #include "lldb/Host/Host.h" |
| 32 | |
Enrico Granata | f509c5e | 2013-01-28 23:47:25 +0000 | [diff] [blame] | 33 | using namespace lldb; |
| 34 | using namespace lldb_private; |
| 35 | |
| 36 | TypeSummaryImpl::TypeSummaryImpl (const TypeSummaryImpl::Flags& flags) : |
| 37 | m_flags(flags) |
| 38 | { |
| 39 | } |
| 40 | |
| 41 | |
| 42 | StringSummaryFormat::StringSummaryFormat (const TypeSummaryImpl::Flags& flags, |
| 43 | const char *format_cstr) : |
| 44 | TypeSummaryImpl(flags), |
| 45 | m_format() |
| 46 | { |
| 47 | if (format_cstr) |
| 48 | m_format.assign(format_cstr); |
| 49 | } |
| 50 | |
| 51 | bool |
| 52 | StringSummaryFormat::FormatObject (ValueObject *valobj, |
| 53 | std::string& retval) |
| 54 | { |
| 55 | if (!valobj) |
| 56 | { |
| 57 | retval.assign("NULL ValueObject"); |
| 58 | return false; |
| 59 | } |
| 60 | |
| 61 | StreamString s; |
| 62 | ExecutionContext exe_ctx (valobj->GetExecutionContextRef()); |
| 63 | SymbolContext sc; |
| 64 | StackFrame *frame = exe_ctx.GetFramePtr(); |
| 65 | if (frame) |
| 66 | sc = frame->GetSymbolContext(lldb::eSymbolContextEverything); |
| 67 | |
| 68 | if (IsOneliner()) |
| 69 | { |
| 70 | ValueObject* object; |
| 71 | |
| 72 | ValueObjectSP synth_valobj = valobj->GetSyntheticValue(); |
| 73 | if (synth_valobj) |
| 74 | object = synth_valobj.get(); |
| 75 | else |
| 76 | object = valobj; |
| 77 | |
| 78 | const uint32_t num_children = object->GetNumChildren(); |
| 79 | if (num_children) |
| 80 | { |
| 81 | s.PutChar('('); |
| 82 | |
| 83 | for (uint32_t idx=0; idx<num_children; ++idx) |
| 84 | { |
| 85 | lldb::ValueObjectSP child_sp(object->GetChildAtIndex(idx, true)); |
| 86 | if (child_sp.get()) |
| 87 | { |
| 88 | if (idx) |
| 89 | s.PutCString(", "); |
| 90 | if (!HideNames()) |
| 91 | { |
| 92 | s.PutCString(child_sp.get()->GetName().AsCString()); |
| 93 | s.PutCString(" = "); |
| 94 | } |
| 95 | child_sp.get()->DumpPrintableRepresentation(s, |
| 96 | ValueObject::eValueObjectRepresentationStyleSummary, |
| 97 | lldb::eFormatInvalid, |
| 98 | ValueObject::ePrintableRepresentationSpecialCasesDisable); |
| 99 | } |
| 100 | } |
| 101 | |
| 102 | s.PutChar(')'); |
| 103 | |
| 104 | retval.assign(s.GetString()); |
| 105 | return true; |
| 106 | } |
| 107 | else |
| 108 | { |
| 109 | retval.assign("error: oneliner for no children"); |
| 110 | return false; |
| 111 | } |
| 112 | |
| 113 | } |
| 114 | else |
| 115 | { |
| 116 | if (Debugger::FormatPrompt(m_format.c_str(), &sc, &exe_ctx, &sc.line_entry.range.GetBaseAddress(), s, NULL, valobj)) |
| 117 | { |
| 118 | retval.assign(s.GetString()); |
| 119 | return true; |
| 120 | } |
| 121 | else |
| 122 | { |
| 123 | retval.assign("error: summary string parsing error"); |
| 124 | return false; |
| 125 | } |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | std::string |
| 130 | StringSummaryFormat::GetDescription () |
| 131 | { |
| 132 | StreamString sstr; |
| 133 | |
| 134 | sstr.Printf ("`%s`%s%s%s%s%s%s%s", m_format.c_str(), |
| 135 | Cascades() ? "" : " (not cascading)", |
| 136 | !DoesPrintChildren() ? "" : " (show children)", |
| 137 | !DoesPrintValue() ? " (hide value)" : "", |
| 138 | IsOneliner() ? " (one-line printout)" : "", |
| 139 | SkipsPointers() ? " (skip pointers)" : "", |
| 140 | SkipsReferences() ? " (skip references)" : "", |
| 141 | HideNames() ? " (hide member names)" : ""); |
| 142 | return sstr.GetString(); |
| 143 | } |
| 144 | |
| 145 | CXXFunctionSummaryFormat::CXXFunctionSummaryFormat (const TypeSummaryImpl::Flags& flags, |
| 146 | Callback impl, |
| 147 | const char* description) : |
| 148 | TypeSummaryImpl(flags), |
| 149 | m_impl(impl), |
| 150 | m_description(description ? description : "") |
| 151 | { |
| 152 | } |
| 153 | |
| 154 | bool |
| 155 | CXXFunctionSummaryFormat::FormatObject (ValueObject *valobj, |
| 156 | std::string& dest) |
| 157 | { |
| 158 | dest.clear(); |
| 159 | StreamString stream; |
| 160 | if (!m_impl || m_impl(*valobj,stream) == false) |
| 161 | return false; |
| 162 | dest.assign(stream.GetData()); |
| 163 | return true; |
| 164 | } |
| 165 | |
| 166 | std::string |
| 167 | CXXFunctionSummaryFormat::GetDescription () |
| 168 | { |
| 169 | StreamString sstr; |
| 170 | sstr.Printf ("`%s (%p) `%s%s%s%s%s%s%s", m_description.c_str(),m_impl, |
| 171 | Cascades() ? "" : " (not cascading)", |
| 172 | !DoesPrintChildren() ? "" : " (show children)", |
| 173 | !DoesPrintValue() ? " (hide value)" : "", |
| 174 | IsOneliner() ? " (one-line printout)" : "", |
| 175 | SkipsPointers() ? " (skip pointers)" : "", |
| 176 | SkipsReferences() ? " (skip references)" : "", |
| 177 | HideNames() ? " (hide member names)" : ""); |
| 178 | return sstr.GetString(); |
| 179 | } |
| 180 | |
| 181 | #ifndef LLDB_DISABLE_PYTHON |
| 182 | |
| 183 | |
| 184 | ScriptSummaryFormat::ScriptSummaryFormat (const TypeSummaryImpl::Flags& flags, |
| 185 | const char * function_name, |
| 186 | const char * python_script) : |
| 187 | TypeSummaryImpl(flags), |
| 188 | m_function_name(), |
| 189 | m_python_script(), |
| 190 | m_script_function_sp() |
| 191 | { |
| 192 | if (function_name) |
| 193 | m_function_name.assign(function_name); |
| 194 | if (python_script) |
| 195 | m_python_script.assign(python_script); |
| 196 | } |
| 197 | |
| 198 | bool |
| 199 | ScriptSummaryFormat::FormatObject (ValueObject *valobj, |
| 200 | std::string& retval) |
| 201 | { |
| 202 | Timer scoped_timer (__PRETTY_FUNCTION__, __PRETTY_FUNCTION__); |
| 203 | |
Enrico Granata | 24c8029 | 2013-02-22 20:01:15 +0000 | [diff] [blame] | 204 | if (!valobj) |
| 205 | return false; |
| 206 | |
| 207 | Host::SetCrashDescriptionWithFormat("[Python summary] Name: %s - Function: %s", |
| 208 | valobj->GetName().AsCString("unknown"), |
| 209 | m_function_name.c_str()); |
| 210 | |
Enrico Granata | f509c5e | 2013-01-28 23:47:25 +0000 | [diff] [blame] | 211 | TargetSP target_sp(valobj->GetTargetSP()); |
| 212 | |
| 213 | if (!target_sp) |
| 214 | { |
| 215 | retval.assign("error: no target"); |
| 216 | return false; |
| 217 | } |
| 218 | |
| 219 | ScriptInterpreter *script_interpreter = target_sp->GetDebugger().GetCommandInterpreter().GetScriptInterpreter(); |
| 220 | |
| 221 | if (!script_interpreter) |
| 222 | { |
| 223 | retval.assign("error: no ScriptInterpreter"); |
| 224 | return false; |
| 225 | } |
| 226 | |
| 227 | return script_interpreter->GetScriptedSummary(m_function_name.c_str(), |
| 228 | valobj->GetSP(), |
| 229 | m_script_function_sp, |
| 230 | retval); |
| 231 | |
| 232 | } |
| 233 | |
| 234 | std::string |
| 235 | ScriptSummaryFormat::GetDescription () |
| 236 | { |
| 237 | StreamString sstr; |
| 238 | sstr.Printf ("%s%s%s%s%s%s%s\n%s", Cascades() ? "" : " (not cascading)", |
| 239 | !DoesPrintChildren() ? "" : " (show children)", |
| 240 | !DoesPrintValue() ? " (hide value)" : "", |
| 241 | IsOneliner() ? " (one-line printout)" : "", |
| 242 | SkipsPointers() ? " (skip pointers)" : "", |
| 243 | SkipsReferences() ? " (skip references)" : "", |
| 244 | HideNames() ? " (hide member names)" : "", |
| 245 | m_python_script.c_str()); |
| 246 | return sstr.GetString(); |
| 247 | |
| 248 | } |
| 249 | |
| 250 | #endif // #ifndef LLDB_DISABLE_PYTHON |