Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 1 | //===-- ValueObjectRegister.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 | |
| 11 | #include "lldb/Core/ValueObjectRegister.h" |
| 12 | |
| 13 | // C Includes |
| 14 | // C++ Includes |
| 15 | // Other libraries and framework includes |
| 16 | // Project includes |
| 17 | #include "lldb/Core/Module.h" |
Greg Clayton | 1674b12 | 2010-07-21 22:12:05 +0000 | [diff] [blame] | 18 | #include "lldb/Symbol/ClangASTType.h" |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 19 | #include "lldb/Symbol/ClangASTContext.h" |
| 20 | #include "lldb/Symbol/TypeList.h" |
| 21 | #include "lldb/Target/ExecutionContext.h" |
| 22 | #include "lldb/Target/Process.h" |
| 23 | #include "lldb/Target/RegisterContext.h" |
| 24 | #include "lldb/Target/Target.h" |
| 25 | #include "lldb/Target/Thread.h" |
| 26 | |
| 27 | using namespace lldb; |
| 28 | using namespace lldb_private; |
| 29 | |
| 30 | #pragma mark ValueObjectRegisterContext |
| 31 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 32 | ValueObjectRegisterContext::ValueObjectRegisterContext (ValueObject &parent, RegisterContextSP ®_ctx) : |
Greg Clayton | bf8e42b | 2010-10-14 22:52:14 +0000 | [diff] [blame] | 33 | ValueObject (parent), |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 34 | m_reg_ctx_sp (reg_ctx) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 35 | { |
| 36 | assert (reg_ctx); |
| 37 | m_name.SetCString("Registers"); |
| 38 | SetValueIsValid (true); |
| 39 | } |
| 40 | |
| 41 | ValueObjectRegisterContext::~ValueObjectRegisterContext() |
| 42 | { |
| 43 | } |
| 44 | |
Greg Clayton | b01000f | 2011-01-17 03:46:26 +0000 | [diff] [blame] | 45 | lldb::clang_type_t |
Greg Clayton | 462d414 | 2010-09-29 01:12:09 +0000 | [diff] [blame] | 46 | ValueObjectRegisterContext::GetClangType () |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 47 | { |
| 48 | return NULL; |
| 49 | } |
| 50 | |
| 51 | ConstString |
| 52 | ValueObjectRegisterContext::GetTypeName() |
| 53 | { |
| 54 | ConstString empty_type_name; |
| 55 | return empty_type_name; |
| 56 | } |
| 57 | |
| 58 | uint32_t |
| 59 | ValueObjectRegisterContext::CalculateNumChildren() |
| 60 | { |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 61 | return m_reg_ctx_sp->GetRegisterSetCount(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | clang::ASTContext * |
| 65 | ValueObjectRegisterContext::GetClangAST () |
| 66 | { |
| 67 | return NULL; |
| 68 | } |
| 69 | |
| 70 | size_t |
| 71 | ValueObjectRegisterContext::GetByteSize() |
| 72 | { |
| 73 | return 0; |
| 74 | } |
| 75 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 76 | bool |
| 77 | ValueObjectRegisterContext::UpdateValue () |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 78 | { |
| 79 | m_error.Clear(); |
Greg Clayton | b4d7fc0 | 2012-02-17 07:49:44 +0000 | [diff] [blame] | 80 | ExecutionContext exe_ctx(GetExecutionContextRef()); |
| 81 | StackFrame *frame = exe_ctx.GetFramePtr(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 82 | if (frame) |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 83 | m_reg_ctx_sp = frame->GetRegisterContext(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 84 | else |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 85 | m_reg_ctx_sp.reset(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 86 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 87 | if (m_reg_ctx_sp.get() == NULL) |
| 88 | { |
| 89 | SetValueIsValid (false); |
| 90 | m_error.SetErrorToGenericError(); |
| 91 | } |
| 92 | else |
| 93 | SetValueIsValid (true); |
| 94 | |
| 95 | return m_error.Success(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 96 | } |
| 97 | |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 98 | ValueObject * |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 99 | ValueObjectRegisterContext::CreateChildAtIndex (uint32_t idx, bool synthetic_array_member, int32_t synthetic_index) |
| 100 | { |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 101 | ValueObject *new_valobj = NULL; |
| 102 | |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 103 | const uint32_t num_children = GetNumChildren(); |
| 104 | if (idx < num_children) |
Greg Clayton | b4d7fc0 | 2012-02-17 07:49:44 +0000 | [diff] [blame] | 105 | { |
| 106 | ExecutionContext exe_ctx(GetExecutionContextRef()); |
| 107 | new_valobj = new ValueObjectRegisterSet(exe_ctx.GetBestExecutionContextScope(), m_reg_ctx_sp, idx); |
| 108 | } |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 109 | |
| 110 | return new_valobj; |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 111 | } |
| 112 | |
| 113 | |
| 114 | #pragma mark - |
| 115 | #pragma mark ValueObjectRegisterSet |
| 116 | |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 117 | ValueObjectSP |
| 118 | ValueObjectRegisterSet::Create (ExecutionContextScope *exe_scope, lldb::RegisterContextSP ®_ctx_sp, uint32_t set_idx) |
| 119 | { |
| 120 | return (new ValueObjectRegisterSet (exe_scope, reg_ctx_sp, set_idx))->GetSP(); |
| 121 | } |
| 122 | |
| 123 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 124 | ValueObjectRegisterSet::ValueObjectRegisterSet (ExecutionContextScope *exe_scope, lldb::RegisterContextSP ®_ctx, uint32_t reg_set_idx) : |
| 125 | ValueObject (exe_scope), |
| 126 | m_reg_ctx_sp (reg_ctx), |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 127 | m_reg_set (NULL), |
| 128 | m_reg_set_idx (reg_set_idx) |
| 129 | { |
| 130 | assert (reg_ctx); |
| 131 | m_reg_set = reg_ctx->GetRegisterSet(m_reg_set_idx); |
| 132 | if (m_reg_set) |
| 133 | { |
| 134 | m_name.SetCString (m_reg_set->name); |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | ValueObjectRegisterSet::~ValueObjectRegisterSet() |
| 139 | { |
| 140 | } |
| 141 | |
Greg Clayton | b01000f | 2011-01-17 03:46:26 +0000 | [diff] [blame] | 142 | lldb::clang_type_t |
Greg Clayton | 462d414 | 2010-09-29 01:12:09 +0000 | [diff] [blame] | 143 | ValueObjectRegisterSet::GetClangType () |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 144 | { |
| 145 | return NULL; |
| 146 | } |
| 147 | |
| 148 | ConstString |
| 149 | ValueObjectRegisterSet::GetTypeName() |
| 150 | { |
| 151 | return ConstString(); |
| 152 | } |
| 153 | |
| 154 | uint32_t |
| 155 | ValueObjectRegisterSet::CalculateNumChildren() |
| 156 | { |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 157 | const RegisterSet *reg_set = m_reg_ctx_sp->GetRegisterSet(m_reg_set_idx); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 158 | if (reg_set) |
| 159 | return reg_set->num_registers; |
| 160 | return 0; |
| 161 | } |
| 162 | |
| 163 | clang::ASTContext * |
| 164 | ValueObjectRegisterSet::GetClangAST () |
| 165 | { |
| 166 | return NULL; |
| 167 | } |
| 168 | |
| 169 | size_t |
| 170 | ValueObjectRegisterSet::GetByteSize() |
| 171 | { |
| 172 | return 0; |
| 173 | } |
| 174 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 175 | bool |
| 176 | ValueObjectRegisterSet::UpdateValue () |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 177 | { |
| 178 | m_error.Clear(); |
| 179 | SetValueDidChange (false); |
Greg Clayton | b4d7fc0 | 2012-02-17 07:49:44 +0000 | [diff] [blame] | 180 | ExecutionContext exe_ctx(GetExecutionContextRef()); |
| 181 | StackFrame *frame = exe_ctx.GetFramePtr(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 182 | if (frame == NULL) |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 183 | m_reg_ctx_sp.reset(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 184 | else |
| 185 | { |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 186 | m_reg_ctx_sp = frame->GetRegisterContext (); |
| 187 | if (m_reg_ctx_sp) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 188 | { |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 189 | const RegisterSet *reg_set = m_reg_ctx_sp->GetRegisterSet (m_reg_set_idx); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 190 | if (reg_set == NULL) |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 191 | m_reg_ctx_sp.reset(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 192 | else if (m_reg_set != reg_set) |
| 193 | { |
| 194 | SetValueDidChange (true); |
| 195 | m_name.SetCString(reg_set->name); |
| 196 | } |
| 197 | } |
| 198 | } |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 199 | if (m_reg_ctx_sp) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 200 | { |
| 201 | SetValueIsValid (true); |
| 202 | } |
| 203 | else |
| 204 | { |
| 205 | SetValueIsValid (false); |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 206 | m_error.SetErrorToGenericError (); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 207 | m_children.clear(); |
| 208 | } |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 209 | return m_error.Success(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 210 | } |
| 211 | |
| 212 | |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 213 | ValueObject * |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 214 | ValueObjectRegisterSet::CreateChildAtIndex (uint32_t idx, bool synthetic_array_member, int32_t synthetic_index) |
| 215 | { |
Johnny Chen | 20e663f | 2011-08-11 22:23:44 +0000 | [diff] [blame] | 216 | ValueObject *valobj = NULL; |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 217 | if (m_reg_ctx_sp && m_reg_set) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 218 | { |
| 219 | const uint32_t num_children = GetNumChildren(); |
| 220 | if (idx < num_children) |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 221 | valobj = new ValueObjectRegister(*this, m_reg_ctx_sp, m_reg_set->registers[idx]); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 222 | } |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 223 | return valobj; |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 224 | } |
| 225 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 226 | lldb::ValueObjectSP |
| 227 | ValueObjectRegisterSet::GetChildMemberWithName (const ConstString &name, bool can_create) |
| 228 | { |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 229 | ValueObject *valobj = NULL; |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 230 | if (m_reg_ctx_sp && m_reg_set) |
| 231 | { |
| 232 | const RegisterInfo *reg_info = m_reg_ctx_sp->GetRegisterInfoByName (name.AsCString()); |
| 233 | if (reg_info != NULL) |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 234 | valobj = new ValueObjectRegister(*this, m_reg_ctx_sp, reg_info->kinds[eRegisterKindLLDB]); |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 235 | } |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 236 | if (valobj) |
| 237 | return valobj->GetSP(); |
| 238 | else |
| 239 | return ValueObjectSP(); |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 240 | } |
| 241 | |
| 242 | uint32_t |
| 243 | ValueObjectRegisterSet::GetIndexOfChildWithName (const ConstString &name) |
| 244 | { |
| 245 | if (m_reg_ctx_sp && m_reg_set) |
| 246 | { |
| 247 | const RegisterInfo *reg_info = m_reg_ctx_sp->GetRegisterInfoByName (name.AsCString()); |
| 248 | if (reg_info != NULL) |
| 249 | return reg_info->kinds[eRegisterKindLLDB]; |
| 250 | } |
| 251 | return UINT32_MAX; |
| 252 | } |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 253 | |
| 254 | #pragma mark - |
| 255 | #pragma mark ValueObjectRegister |
| 256 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 257 | void |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 258 | ValueObjectRegister::ConstructObject (uint32_t reg_num) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 259 | { |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 260 | const RegisterInfo *reg_info = m_reg_ctx_sp->GetRegisterInfoAtIndex (reg_num); |
| 261 | if (reg_info) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 262 | { |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 263 | m_reg_info = *reg_info; |
| 264 | if (reg_info->name) |
| 265 | m_name.SetCString(reg_info->name); |
| 266 | else if (reg_info->alt_name) |
| 267 | m_name.SetCString(reg_info->alt_name); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 268 | } |
| 269 | } |
| 270 | |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 271 | ValueObjectRegister::ValueObjectRegister (ValueObject &parent, lldb::RegisterContextSP ®_ctx_sp, uint32_t reg_num) : |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 272 | ValueObject (parent), |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 273 | m_reg_ctx_sp (reg_ctx_sp), |
| 274 | m_reg_info (), |
| 275 | m_reg_value (), |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 276 | m_type_name (), |
| 277 | m_clang_type (NULL) |
| 278 | { |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 279 | assert (reg_ctx_sp.get()); |
| 280 | ConstructObject(reg_num); |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 281 | } |
| 282 | |
Jim Ingham | 47da810 | 2011-04-22 23:53:53 +0000 | [diff] [blame] | 283 | ValueObjectSP |
| 284 | ValueObjectRegister::Create (ExecutionContextScope *exe_scope, lldb::RegisterContextSP ®_ctx_sp, uint32_t reg_num) |
| 285 | { |
| 286 | return (new ValueObjectRegister (exe_scope, reg_ctx_sp, reg_num))->GetSP(); |
| 287 | } |
| 288 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 289 | ValueObjectRegister::ValueObjectRegister (ExecutionContextScope *exe_scope, lldb::RegisterContextSP ®_ctx, uint32_t reg_num) : |
| 290 | ValueObject (exe_scope), |
| 291 | m_reg_ctx_sp (reg_ctx), |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 292 | m_reg_info (), |
| 293 | m_reg_value (), |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 294 | m_type_name (), |
| 295 | m_clang_type (NULL) |
| 296 | { |
| 297 | assert (reg_ctx); |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 298 | ConstructObject(reg_num); |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 299 | } |
| 300 | |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 301 | ValueObjectRegister::~ValueObjectRegister() |
| 302 | { |
| 303 | } |
| 304 | |
Greg Clayton | b01000f | 2011-01-17 03:46:26 +0000 | [diff] [blame] | 305 | lldb::clang_type_t |
Greg Clayton | 462d414 | 2010-09-29 01:12:09 +0000 | [diff] [blame] | 306 | ValueObjectRegister::GetClangType () |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 307 | { |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 308 | if (m_clang_type == NULL) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 309 | { |
Greg Clayton | 289afcb | 2012-02-18 05:35:26 +0000 | [diff] [blame] | 310 | ExecutionContext exe_ctx (GetExecutionContextRef()); |
| 311 | Target *target = exe_ctx.GetTargetPtr(); |
| 312 | if (target) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 313 | { |
Greg Clayton | 289afcb | 2012-02-18 05:35:26 +0000 | [diff] [blame] | 314 | Module *exe_module = target->GetExecutableModulePointer(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 315 | if (exe_module) |
| 316 | { |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 317 | m_clang_type = exe_module->GetClangASTContext().GetBuiltinTypeForEncodingAndBitSize (m_reg_info.encoding, |
| 318 | m_reg_info.byte_size * 8); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 319 | } |
| 320 | } |
| 321 | } |
| 322 | return m_clang_type; |
| 323 | } |
| 324 | |
| 325 | ConstString |
| 326 | ValueObjectRegister::GetTypeName() |
| 327 | { |
| 328 | if (m_type_name.IsEmpty()) |
Greg Clayton | b302b2f | 2011-06-30 02:28:26 +0000 | [diff] [blame] | 329 | m_type_name = ClangASTType::GetConstTypeName (GetClangType()); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 330 | return m_type_name; |
| 331 | } |
| 332 | |
| 333 | uint32_t |
| 334 | ValueObjectRegister::CalculateNumChildren() |
| 335 | { |
| 336 | return 0; |
| 337 | } |
| 338 | |
| 339 | clang::ASTContext * |
| 340 | ValueObjectRegister::GetClangAST () |
| 341 | { |
Greg Clayton | 289afcb | 2012-02-18 05:35:26 +0000 | [diff] [blame] | 342 | ExecutionContext exe_ctx (GetExecutionContextRef()); |
| 343 | Target *target = exe_ctx.GetTargetPtr(); |
| 344 | if (target) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 345 | { |
Greg Clayton | 289afcb | 2012-02-18 05:35:26 +0000 | [diff] [blame] | 346 | Module *exe_module = target->GetExecutableModulePointer(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 347 | if (exe_module) |
Greg Clayton | b01000f | 2011-01-17 03:46:26 +0000 | [diff] [blame] | 348 | return exe_module->GetClangASTContext().getASTContext(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 349 | } |
| 350 | return NULL; |
| 351 | } |
| 352 | |
| 353 | size_t |
| 354 | ValueObjectRegister::GetByteSize() |
| 355 | { |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 356 | return m_reg_info.byte_size; |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 357 | } |
| 358 | |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 359 | bool |
| 360 | ValueObjectRegister::UpdateValue () |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 361 | { |
| 362 | m_error.Clear(); |
Greg Clayton | b4d7fc0 | 2012-02-17 07:49:44 +0000 | [diff] [blame] | 363 | ExecutionContext exe_ctx(GetExecutionContextRef()); |
| 364 | StackFrame *frame = exe_ctx.GetFramePtr(); |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 365 | if (frame == NULL) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 366 | { |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 367 | m_reg_ctx_sp.reset(); |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 368 | m_reg_value.Clear(); |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 369 | } |
| 370 | |
| 371 | |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 372 | if (m_reg_ctx_sp) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 373 | { |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 374 | if (m_reg_ctx_sp->ReadRegister (&m_reg_info, m_reg_value)) |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 375 | { |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 376 | if (m_reg_value.GetData (m_data)) |
| 377 | { |
Greg Clayton | f4124de | 2012-02-21 00:09:25 +0000 | [diff] [blame] | 378 | Process *process = exe_ctx.GetProcessPtr(); |
| 379 | if (process) |
| 380 | m_data.SetAddressByteSize(process->GetAddressByteSize()); |
Greg Clayton | 061b79d | 2011-05-09 20:18:18 +0000 | [diff] [blame] | 381 | m_value.SetContext(Value::eContextTypeRegisterInfo, (void *)&m_reg_info); |
| 382 | m_value.SetValueType(Value::eValueTypeHostAddress); |
| 383 | m_value.GetScalar() = (uintptr_t)m_data.GetDataStart(); |
| 384 | SetValueIsValid (true); |
| 385 | return true; |
| 386 | } |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 387 | } |
| 388 | } |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 389 | |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 390 | SetValueIsValid (false); |
Jim Ingham | fa3a16a | 2011-03-31 00:19:25 +0000 | [diff] [blame] | 391 | m_error.SetErrorToGenericError (); |
| 392 | return false; |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 393 | } |
| 394 | |
Jim Ingham | 574c3d6 | 2011-08-12 23:34:31 +0000 | [diff] [blame] | 395 | bool |
| 396 | ValueObjectRegister::SetValueFromCString (const char *value_str) |
| 397 | { |
| 398 | // The new value will be in the m_data. Copy that into our register value. |
| 399 | Error error = m_reg_value.SetValueFromCString (&m_reg_info, value_str); |
| 400 | if (error.Success()) |
| 401 | { |
| 402 | if (m_reg_ctx_sp->WriteRegister (&m_reg_info, m_reg_value)) |
| 403 | { |
| 404 | SetNeedsUpdate(); |
| 405 | return true; |
| 406 | } |
| 407 | else |
| 408 | return false; |
| 409 | } |
| 410 | else |
| 411 | return false; |
| 412 | } |
Chris Lattner | 24943d2 | 2010-06-08 16:52:24 +0000 | [diff] [blame] | 413 | |
Greg Clayton | d6bcc0d | 2011-08-16 03:49:01 +0000 | [diff] [blame] | 414 | bool |
| 415 | ValueObjectRegister::ResolveValue (Scalar &scalar) |
| 416 | { |
| 417 | if (UpdateValueIfNeeded(false)) // make sure that you are up to date before returning anything |
| 418 | return m_reg_value.GetScalarValue(scalar); |
| 419 | return false; |
| 420 | } |
| 421 | |
| 422 | |