1 //===-- SymbolContext.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/Symbol/SymbolContext.h" 11 12 #include "lldb/Core/Log.h" 13 #include "lldb/Core/Module.h" 14 #include "lldb/Core/ModuleSpec.h" 15 #include "lldb/Host/Host.h" 16 #include "lldb/Interpreter/Args.h" 17 #include "lldb/Symbol/Block.h" 18 #include "lldb/Symbol/ClangASTContext.h" 19 #include "lldb/Symbol/CompileUnit.h" 20 #include "lldb/Symbol/ObjectFile.h" 21 #include "lldb/Symbol/Symbol.h" 22 #include "lldb/Symbol/SymbolFile.h" 23 #include "lldb/Symbol/SymbolVendor.h" 24 #include "lldb/Target/Target.h" 25 26 using namespace lldb; 27 using namespace lldb_private; 28 29 SymbolContext::SymbolContext() : 30 target_sp (), 31 module_sp (), 32 comp_unit (NULL), 33 function (NULL), 34 block (NULL), 35 line_entry (), 36 symbol (NULL) 37 { 38 } 39 40 SymbolContext::SymbolContext(const ModuleSP& m, CompileUnit *cu, Function *f, Block *b, LineEntry *le, Symbol *s) : 41 target_sp (), 42 module_sp (m), 43 comp_unit (cu), 44 function (f), 45 block (b), 46 line_entry (), 47 symbol (s) 48 { 49 if (le) 50 line_entry = *le; 51 } 52 53 SymbolContext::SymbolContext(const TargetSP &t, const ModuleSP& m, CompileUnit *cu, Function *f, Block *b, LineEntry *le, Symbol *s) : 54 target_sp (t), 55 module_sp (m), 56 comp_unit (cu), 57 function (f), 58 block (b), 59 line_entry (), 60 symbol (s) 61 { 62 if (le) 63 line_entry = *le; 64 } 65 66 SymbolContext::SymbolContext(const SymbolContext& rhs) : 67 target_sp (rhs.target_sp), 68 module_sp (rhs.module_sp), 69 comp_unit (rhs.comp_unit), 70 function (rhs.function), 71 block (rhs.block), 72 line_entry (rhs.line_entry), 73 symbol (rhs.symbol) 74 { 75 } 76 77 78 SymbolContext::SymbolContext (SymbolContextScope *sc_scope) : 79 target_sp (), 80 module_sp (), 81 comp_unit (NULL), 82 function (NULL), 83 block (NULL), 84 line_entry (), 85 symbol (NULL) 86 { 87 sc_scope->CalculateSymbolContext (this); 88 } 89 90 SymbolContext::~SymbolContext () 91 { 92 } 93 94 const SymbolContext& 95 SymbolContext::operator= (const SymbolContext& rhs) 96 { 97 if (this != &rhs) 98 { 99 target_sp = rhs.target_sp; 100 module_sp = rhs.module_sp; 101 comp_unit = rhs.comp_unit; 102 function = rhs.function; 103 block = rhs.block; 104 line_entry = rhs.line_entry; 105 symbol = rhs.symbol; 106 } 107 return *this; 108 } 109 110 void 111 SymbolContext::Clear(bool clear_target) 112 { 113 if (clear_target) 114 target_sp.reset(); 115 module_sp.reset(); 116 comp_unit = NULL; 117 function = NULL; 118 block = NULL; 119 line_entry.Clear(); 120 symbol = NULL; 121 } 122 123 bool 124 SymbolContext::DumpStopContext 125 ( 126 Stream *s, 127 ExecutionContextScope *exe_scope, 128 const Address &addr, 129 bool show_fullpaths, 130 bool show_module, 131 bool show_inlined_frames 132 ) const 133 { 134 bool dumped_something = false; 135 if (show_module && module_sp) 136 { 137 if (show_fullpaths) 138 *s << module_sp->GetFileSpec(); 139 else 140 *s << module_sp->GetFileSpec().GetFilename(); 141 s->PutChar('`'); 142 dumped_something = true; 143 } 144 145 if (function != NULL) 146 { 147 SymbolContext inline_parent_sc; 148 Address inline_parent_addr; 149 if (function->GetMangled().GetName()) 150 { 151 dumped_something = true; 152 function->GetMangled().GetName().Dump(s); 153 } 154 155 if (addr.IsValid()) 156 { 157 const addr_t function_offset = addr.GetOffset() - function->GetAddressRange().GetBaseAddress().GetOffset(); 158 if (function_offset) 159 { 160 dumped_something = true; 161 s->Printf(" + %" PRIu64, function_offset); 162 } 163 } 164 165 if (GetParentOfInlinedScope (addr, inline_parent_sc, inline_parent_addr)) 166 { 167 dumped_something = true; 168 Block *inlined_block = block->GetContainingInlinedBlock(); 169 const InlineFunctionInfo* inlined_block_info = inlined_block->GetInlinedFunctionInfo(); 170 s->Printf (" [inlined] %s", inlined_block_info->GetName().GetCString()); 171 172 lldb_private::AddressRange block_range; 173 if (inlined_block->GetRangeContainingAddress(addr, block_range)) 174 { 175 const addr_t inlined_function_offset = addr.GetOffset() - block_range.GetBaseAddress().GetOffset(); 176 if (inlined_function_offset) 177 { 178 s->Printf(" + %" PRIu64, inlined_function_offset); 179 } 180 } 181 const Declaration &call_site = inlined_block_info->GetCallSite(); 182 if (call_site.IsValid()) 183 { 184 s->PutCString(" at "); 185 call_site.DumpStopContext (s, show_fullpaths); 186 } 187 if (show_inlined_frames) 188 { 189 s->EOL(); 190 s->Indent(); 191 return inline_parent_sc.DumpStopContext (s, exe_scope, inline_parent_addr, show_fullpaths, show_module, show_inlined_frames); 192 } 193 } 194 else 195 { 196 if (line_entry.IsValid()) 197 { 198 dumped_something = true; 199 s->PutCString(" at "); 200 if (line_entry.DumpStopContext(s, show_fullpaths)) 201 dumped_something = true; 202 } 203 } 204 } 205 else if (symbol != NULL) 206 { 207 if (symbol->GetMangled().GetName()) 208 { 209 dumped_something = true; 210 if (symbol->GetType() == eSymbolTypeTrampoline) 211 s->PutCString("symbol stub for: "); 212 symbol->GetMangled().GetName().Dump(s); 213 } 214 215 if (addr.IsValid() && symbol->ValueIsAddress()) 216 { 217 const addr_t symbol_offset = addr.GetOffset() - symbol->GetAddress().GetOffset(); 218 if (symbol_offset) 219 { 220 dumped_something = true; 221 s->Printf(" + %" PRIu64, symbol_offset); 222 } 223 } 224 } 225 else if (addr.IsValid()) 226 { 227 addr.Dump(s, exe_scope, Address::DumpStyleModuleWithFileAddress); 228 dumped_something = true; 229 } 230 return dumped_something; 231 } 232 233 void 234 SymbolContext::GetDescription(Stream *s, lldb::DescriptionLevel level, Target *target) const 235 { 236 if (module_sp) 237 { 238 s->Indent(" Module: file = \""); 239 module_sp->GetFileSpec().Dump(s); 240 *s << '"'; 241 if (module_sp->GetArchitecture().IsValid()) 242 s->Printf (", arch = \"%s\"", module_sp->GetArchitecture().GetArchitectureName()); 243 s->EOL(); 244 } 245 246 if (comp_unit != NULL) 247 { 248 s->Indent("CompileUnit: "); 249 comp_unit->GetDescription (s, level); 250 s->EOL(); 251 } 252 253 if (function != NULL) 254 { 255 s->Indent(" Function: "); 256 function->GetDescription (s, level, target); 257 s->EOL(); 258 259 Type *func_type = function->GetType(); 260 if (func_type) 261 { 262 s->Indent(" FuncType: "); 263 func_type->GetDescription (s, level, false); 264 s->EOL(); 265 } 266 } 267 268 if (block != NULL) 269 { 270 std::vector<Block *> blocks; 271 blocks.push_back (block); 272 Block *parent_block = block->GetParent(); 273 274 while (parent_block) 275 { 276 blocks.push_back (parent_block); 277 parent_block = parent_block->GetParent(); 278 } 279 std::vector<Block *>::reverse_iterator pos; 280 std::vector<Block *>::reverse_iterator begin = blocks.rbegin(); 281 std::vector<Block *>::reverse_iterator end = blocks.rend(); 282 for (pos = begin; pos != end; ++pos) 283 { 284 if (pos == begin) 285 s->Indent(" Blocks: "); 286 else 287 s->Indent(" "); 288 (*pos)->GetDescription(s, function, level, target); 289 s->EOL(); 290 } 291 } 292 293 if (line_entry.IsValid()) 294 { 295 s->Indent(" LineEntry: "); 296 line_entry.GetDescription (s, level, comp_unit, target, false); 297 s->EOL(); 298 } 299 300 if (symbol != NULL) 301 { 302 s->Indent(" Symbol: "); 303 symbol->GetDescription(s, level, target); 304 s->EOL(); 305 } 306 } 307 308 uint32_t 309 SymbolContext::GetResolvedMask () const 310 { 311 uint32_t resolved_mask = 0; 312 if (target_sp) resolved_mask |= eSymbolContextTarget; 313 if (module_sp) resolved_mask |= eSymbolContextModule; 314 if (comp_unit) resolved_mask |= eSymbolContextCompUnit; 315 if (function) resolved_mask |= eSymbolContextFunction; 316 if (block) resolved_mask |= eSymbolContextBlock; 317 if (line_entry.IsValid()) resolved_mask |= eSymbolContextLineEntry; 318 if (symbol) resolved_mask |= eSymbolContextSymbol; 319 return resolved_mask; 320 } 321 322 323 void 324 SymbolContext::Dump(Stream *s, Target *target) const 325 { 326 *s << (void *)this << ": "; 327 s->Indent(); 328 s->PutCString("SymbolContext"); 329 s->IndentMore(); 330 s->EOL(); 331 s->IndentMore(); 332 s->Indent(); 333 *s << "Module = " << (void *)module_sp.get() << ' '; 334 if (module_sp) 335 module_sp->GetFileSpec().Dump(s); 336 s->EOL(); 337 s->Indent(); 338 *s << "CompileUnit = " << (void *)comp_unit; 339 if (comp_unit != NULL) 340 *s << " {0x" << comp_unit->GetID() << "} " << *(static_cast<FileSpec*> (comp_unit)); 341 s->EOL(); 342 s->Indent(); 343 *s << "Function = " << (void *)function; 344 if (function != NULL) 345 { 346 *s << " {0x" << function->GetID() << "} " << function->GetType()->GetName() << ", address-range = "; 347 function->GetAddressRange().Dump(s, target, Address::DumpStyleLoadAddress, Address::DumpStyleModuleWithFileAddress); 348 s->EOL(); 349 s->Indent(); 350 Type* func_type = function->GetType(); 351 if (func_type) 352 { 353 *s << " Type = "; 354 func_type->Dump (s, false); 355 } 356 } 357 s->EOL(); 358 s->Indent(); 359 *s << "Block = " << (void *)block; 360 if (block != NULL) 361 *s << " {0x" << block->GetID() << '}'; 362 // Dump the block and pass it a negative depth to we print all the parent blocks 363 //if (block != NULL) 364 // block->Dump(s, function->GetFileAddress(), INT_MIN); 365 s->EOL(); 366 s->Indent(); 367 *s << "LineEntry = "; 368 line_entry.Dump (s, target, true, Address::DumpStyleLoadAddress, Address::DumpStyleModuleWithFileAddress, true); 369 s->EOL(); 370 s->Indent(); 371 *s << "Symbol = " << (void *)symbol; 372 if (symbol != NULL && symbol->GetMangled()) 373 *s << ' ' << symbol->GetMangled().GetName().AsCString(); 374 s->EOL(); 375 s->IndentLess(); 376 s->IndentLess(); 377 } 378 379 bool 380 lldb_private::operator== (const SymbolContext& lhs, const SymbolContext& rhs) 381 { 382 return lhs.function == rhs.function 383 && lhs.symbol == rhs.symbol 384 && lhs.module_sp.get() == rhs.module_sp.get() 385 && lhs.comp_unit == rhs.comp_unit 386 && lhs.target_sp.get() == rhs.target_sp.get() 387 && LineEntry::Compare(lhs.line_entry, rhs.line_entry) == 0; 388 } 389 390 bool 391 lldb_private::operator!= (const SymbolContext& lhs, const SymbolContext& rhs) 392 { 393 return lhs.function != rhs.function 394 || lhs.symbol != rhs.symbol 395 || lhs.module_sp.get() != rhs.module_sp.get() 396 || lhs.comp_unit != rhs.comp_unit 397 || lhs.target_sp.get() != rhs.target_sp.get() 398 || LineEntry::Compare(lhs.line_entry, rhs.line_entry) != 0; 399 } 400 401 bool 402 SymbolContext::GetAddressRange (uint32_t scope, 403 uint32_t range_idx, 404 bool use_inline_block_range, 405 AddressRange &range) const 406 { 407 if ((scope & eSymbolContextLineEntry) && line_entry.IsValid()) 408 { 409 range = line_entry.range; 410 return true; 411 } 412 413 if ((scope & eSymbolContextBlock) && (block != NULL)) 414 { 415 if (use_inline_block_range) 416 { 417 Block *inline_block = block->GetContainingInlinedBlock(); 418 if (inline_block) 419 return inline_block->GetRangeAtIndex (range_idx, range); 420 } 421 else 422 { 423 return block->GetRangeAtIndex (range_idx, range); 424 } 425 } 426 427 if ((scope & eSymbolContextFunction) && (function != NULL)) 428 { 429 if (range_idx == 0) 430 { 431 range = function->GetAddressRange(); 432 return true; 433 } 434 } 435 436 if ((scope & eSymbolContextSymbol) && (symbol != NULL)) 437 { 438 if (range_idx == 0) 439 { 440 if (symbol->ValueIsAddress()) 441 { 442 range.GetBaseAddress() = symbol->GetAddress(); 443 range.SetByteSize (symbol->GetByteSize()); 444 return true; 445 } 446 } 447 } 448 range.Clear(); 449 return false; 450 } 451 452 bool 453 SymbolContext::GetParentOfInlinedScope (const Address &curr_frame_pc, 454 SymbolContext &next_frame_sc, 455 Address &next_frame_pc) const 456 { 457 next_frame_sc.Clear(false); 458 next_frame_pc.Clear(); 459 460 if (block) 461 { 462 //const addr_t curr_frame_file_addr = curr_frame_pc.GetFileAddress(); 463 464 // In order to get the parent of an inlined function we first need to 465 // see if we are in an inlined block as "this->block" could be an 466 // inlined block, or a parent of "block" could be. So lets check if 467 // this block or one of this blocks parents is an inlined function. 468 Block *curr_inlined_block = block->GetContainingInlinedBlock(); 469 if (curr_inlined_block) 470 { 471 // "this->block" is contained in an inline function block, so to 472 // get the scope above the inlined block, we get the parent of the 473 // inlined block itself 474 Block *next_frame_block = curr_inlined_block->GetParent(); 475 // Now calculate the symbol context of the containing block 476 next_frame_block->CalculateSymbolContext (&next_frame_sc); 477 478 // If we get here we weren't able to find the return line entry using the nesting of the blocks and 479 // the line table. So just use the call site info from our inlined block. 480 481 AddressRange range; 482 if (curr_inlined_block->GetRangeContainingAddress (curr_frame_pc, range)) 483 { 484 // To see there this new frame block it, we need to look at the 485 // call site information from 486 const InlineFunctionInfo* curr_inlined_block_inlined_info = curr_inlined_block->GetInlinedFunctionInfo(); 487 next_frame_pc = range.GetBaseAddress(); 488 next_frame_sc.line_entry.range.GetBaseAddress() = next_frame_pc; 489 next_frame_sc.line_entry.file = curr_inlined_block_inlined_info->GetCallSite().GetFile(); 490 next_frame_sc.line_entry.line = curr_inlined_block_inlined_info->GetCallSite().GetLine(); 491 next_frame_sc.line_entry.column = curr_inlined_block_inlined_info->GetCallSite().GetColumn(); 492 return true; 493 } 494 else 495 { 496 LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_SYMBOLS)); 497 498 if (log) 499 { 500 log->Printf ("warning: inlined block 0x%8.8" PRIx64 " doesn't have a range that contains file address 0x%" PRIx64, 501 curr_inlined_block->GetID(), curr_frame_pc.GetFileAddress()); 502 } 503 #ifdef LLDB_CONFIGURATION_DEBUG 504 else 505 { 506 ObjectFile *objfile = NULL; 507 if (module_sp) 508 { 509 SymbolVendor *symbol_vendor = module_sp->GetSymbolVendor(); 510 if (symbol_vendor) 511 { 512 SymbolFile *symbol_file = symbol_vendor->GetSymbolFile(); 513 if (symbol_file) 514 objfile = symbol_file->GetObjectFile(); 515 } 516 } 517 if (objfile) 518 { 519 Host::SystemLog (Host::eSystemLogWarning, 520 "warning: inlined block 0x%8.8" PRIx64 " doesn't have a range that contains file address 0x%" PRIx64 " in %s/%s\n", 521 curr_inlined_block->GetID(), 522 curr_frame_pc.GetFileAddress(), 523 objfile->GetFileSpec().GetDirectory().GetCString(), 524 objfile->GetFileSpec().GetFilename().GetCString()); 525 } 526 else 527 { 528 Host::SystemLog (Host::eSystemLogWarning, 529 "warning: inlined block 0x%8.8" PRIx64 " doesn't have a range that contains file address 0x%" PRIx64 "\n", 530 curr_inlined_block->GetID(), 531 curr_frame_pc.GetFileAddress()); 532 } 533 } 534 #endif 535 } 536 } 537 } 538 539 return false; 540 } 541 542 Block * 543 SymbolContext::GetFunctionBlock () 544 { 545 if (function) 546 { 547 if (block) 548 { 549 // If this symbol context has a block, check to see if this block 550 // is itself, or is contained within a block with inlined function 551 // information. If so, then the inlined block is the block that 552 // defines the function. 553 Block *inlined_block = block->GetContainingInlinedBlock(); 554 if (inlined_block) 555 return inlined_block; 556 557 // The block in this symbol context is not inside an inlined 558 // block, so the block that defines the function is the function's 559 // top level block, which is returned below. 560 } 561 562 // There is no block information in this symbol context, so we must 563 // assume that the block that is desired is the top level block of 564 // the function itself. 565 return &function->GetBlock(true); 566 } 567 return NULL; 568 } 569 570 bool 571 SymbolContext::GetFunctionMethodInfo (lldb::LanguageType &language, 572 bool &is_instance_method, 573 ConstString &language_object_name) 574 575 576 { 577 Block *function_block = GetFunctionBlock (); 578 if (function_block) 579 { 580 clang::DeclContext *decl_context = function_block->GetClangDeclContext(); 581 582 if (decl_context) 583 { 584 return ClangASTContext::GetClassMethodInfoForDeclContext (decl_context, 585 language, 586 is_instance_method, 587 language_object_name); 588 } 589 } 590 language = eLanguageTypeUnknown; 591 is_instance_method = false; 592 language_object_name.Clear(); 593 return false; 594 } 595 596 ConstString 597 SymbolContext::GetFunctionName (Mangled::NamePreference preference) 598 { 599 if (function) 600 { 601 if (block) 602 { 603 Block *inlined_block = block->GetContainingInlinedBlock(); 604 605 if (inlined_block) 606 { 607 const InlineFunctionInfo *inline_info = inlined_block->GetInlinedFunctionInfo(); 608 if (inline_info) 609 return inline_info->GetName(); 610 } 611 } 612 return function->GetMangled().GetName(preference); 613 } 614 else if (symbol && symbol->ValueIsAddress()) 615 { 616 return symbol->GetMangled().GetName(preference); 617 } 618 else 619 { 620 // No function, return an empty string. 621 return ConstString(); 622 } 623 } 624 625 //---------------------------------------------------------------------- 626 // 627 // SymbolContextSpecifier 628 // 629 //---------------------------------------------------------------------- 630 631 SymbolContextSpecifier::SymbolContextSpecifier (const TargetSP &target_sp) : 632 m_target_sp (target_sp), 633 m_module_spec (), 634 m_module_sp (), 635 m_file_spec_ap (), 636 m_start_line (0), 637 m_end_line (0), 638 m_function_spec (), 639 m_class_name (), 640 m_address_range_ap (), 641 m_type (eNothingSpecified) 642 { 643 } 644 645 SymbolContextSpecifier::~SymbolContextSpecifier() 646 { 647 } 648 649 bool 650 SymbolContextSpecifier::AddLineSpecification (uint32_t line_no, SpecificationType type) 651 { 652 bool return_value = true; 653 switch (type) 654 { 655 case eNothingSpecified: 656 Clear(); 657 break; 658 case eLineStartSpecified: 659 m_start_line = line_no; 660 m_type |= eLineStartSpecified; 661 break; 662 case eLineEndSpecified: 663 m_end_line = line_no; 664 m_type |= eLineEndSpecified; 665 break; 666 default: 667 return_value = false; 668 break; 669 } 670 return return_value; 671 } 672 673 bool 674 SymbolContextSpecifier::AddSpecification (const char *spec_string, SpecificationType type) 675 { 676 bool return_value = true; 677 switch (type) 678 { 679 case eNothingSpecified: 680 Clear(); 681 break; 682 case eModuleSpecified: 683 { 684 // See if we can find the Module, if so stick it in the SymbolContext. 685 FileSpec module_file_spec(spec_string, false); 686 ModuleSpec module_spec (module_file_spec); 687 lldb::ModuleSP module_sp (m_target_sp->GetImages().FindFirstModule (module_spec)); 688 m_type |= eModuleSpecified; 689 if (module_sp) 690 m_module_sp = module_sp; 691 else 692 m_module_spec.assign (spec_string); 693 } 694 break; 695 case eFileSpecified: 696 // CompUnits can't necessarily be resolved here, since an inlined function might show up in 697 // a number of CompUnits. Instead we just convert to a FileSpec and store it away. 698 m_file_spec_ap.reset (new FileSpec (spec_string, false)); 699 m_type |= eFileSpecified; 700 break; 701 case eLineStartSpecified: 702 m_start_line = Args::StringToSInt32(spec_string, 0, 0, &return_value); 703 if (return_value) 704 m_type |= eLineStartSpecified; 705 break; 706 case eLineEndSpecified: 707 m_end_line = Args::StringToSInt32(spec_string, 0, 0, &return_value); 708 if (return_value) 709 m_type |= eLineEndSpecified; 710 break; 711 case eFunctionSpecified: 712 m_function_spec.assign(spec_string); 713 m_type |= eFunctionSpecified; 714 break; 715 case eClassOrNamespaceSpecified: 716 Clear(); 717 m_class_name.assign (spec_string); 718 m_type = eClassOrNamespaceSpecified; 719 break; 720 case eAddressRangeSpecified: 721 // Not specified yet... 722 break; 723 } 724 725 return return_value; 726 } 727 728 void 729 SymbolContextSpecifier::Clear() 730 { 731 m_module_spec.clear(); 732 m_file_spec_ap.reset(); 733 m_function_spec.clear(); 734 m_class_name.clear(); 735 m_start_line = 0; 736 m_end_line = 0; 737 m_address_range_ap.reset(); 738 739 m_type = eNothingSpecified; 740 } 741 742 bool 743 SymbolContextSpecifier::SymbolContextMatches(SymbolContext &sc) 744 { 745 if (m_type == eNothingSpecified) 746 return true; 747 748 if (m_target_sp.get() != sc.target_sp.get()) 749 return false; 750 751 if (m_type & eModuleSpecified) 752 { 753 if (sc.module_sp) 754 { 755 if (m_module_sp.get() != NULL) 756 { 757 if (m_module_sp.get() != sc.module_sp.get()) 758 return false; 759 } 760 else 761 { 762 FileSpec module_file_spec (m_module_spec.c_str(), false); 763 if (!FileSpec::Equal (module_file_spec, sc.module_sp->GetFileSpec(), false)) 764 return false; 765 } 766 } 767 } 768 if (m_type & eFileSpecified) 769 { 770 if (m_file_spec_ap.get()) 771 { 772 // If we don't have a block or a comp_unit, then we aren't going to match a source file. 773 if (sc.block == NULL && sc.comp_unit == NULL) 774 return false; 775 776 // Check if the block is present, and if so is it inlined: 777 bool was_inlined = false; 778 if (sc.block != NULL) 779 { 780 const InlineFunctionInfo *inline_info = sc.block->GetInlinedFunctionInfo(); 781 if (inline_info != NULL) 782 { 783 was_inlined = true; 784 if (!FileSpec::Equal (inline_info->GetDeclaration().GetFile(), *(m_file_spec_ap.get()), false)) 785 return false; 786 } 787 } 788 789 // Next check the comp unit, but only if the SymbolContext was not inlined. 790 if (!was_inlined && sc.comp_unit != NULL) 791 { 792 if (!FileSpec::Equal (*(sc.comp_unit), *(m_file_spec_ap.get()), false)) 793 return false; 794 } 795 } 796 } 797 if (m_type & eLineStartSpecified 798 || m_type & eLineEndSpecified) 799 { 800 if (sc.line_entry.line < m_start_line || sc.line_entry.line > m_end_line) 801 return false; 802 } 803 804 if (m_type & eFunctionSpecified) 805 { 806 // First check the current block, and if it is inlined, get the inlined function name: 807 bool was_inlined = false; 808 ConstString func_name(m_function_spec.c_str()); 809 810 if (sc.block != NULL) 811 { 812 const InlineFunctionInfo *inline_info = sc.block->GetInlinedFunctionInfo(); 813 if (inline_info != NULL) 814 { 815 was_inlined = true; 816 const Mangled &name = inline_info->GetMangled(); 817 if (!name.NameMatches (func_name)) 818 return false; 819 } 820 } 821 // If it wasn't inlined, check the name in the function or symbol: 822 if (!was_inlined) 823 { 824 if (sc.function != NULL) 825 { 826 if (!sc.function->GetMangled().NameMatches(func_name)) 827 return false; 828 } 829 else if (sc.symbol != NULL) 830 { 831 if (!sc.symbol->GetMangled().NameMatches(func_name)) 832 return false; 833 } 834 } 835 836 837 } 838 839 return true; 840 } 841 842 bool 843 SymbolContextSpecifier::AddressMatches(lldb::addr_t addr) 844 { 845 if (m_type & eAddressRangeSpecified) 846 { 847 848 } 849 else 850 { 851 Address match_address (addr, NULL); 852 SymbolContext sc; 853 m_target_sp->GetImages().ResolveSymbolContextForAddress(match_address, eSymbolContextEverything, sc); 854 return SymbolContextMatches(sc); 855 } 856 return true; 857 } 858 859 void 860 SymbolContextSpecifier::GetDescription (Stream *s, lldb::DescriptionLevel level) const 861 { 862 char path_str[PATH_MAX + 1]; 863 864 if (m_type == eNothingSpecified) 865 { 866 s->Printf ("Nothing specified.\n"); 867 } 868 869 if (m_type == eModuleSpecified) 870 { 871 s->Indent(); 872 if (m_module_sp) 873 { 874 m_module_sp->GetFileSpec().GetPath (path_str, PATH_MAX); 875 s->Printf ("Module: %s\n", path_str); 876 } 877 else 878 s->Printf ("Module: %s\n", m_module_spec.c_str()); 879 } 880 881 if (m_type == eFileSpecified && m_file_spec_ap.get() != NULL) 882 { 883 m_file_spec_ap->GetPath (path_str, PATH_MAX); 884 s->Indent(); 885 s->Printf ("File: %s", path_str); 886 if (m_type == eLineStartSpecified) 887 { 888 s->Printf (" from line %lu", m_start_line); 889 if (m_type == eLineEndSpecified) 890 s->Printf ("to line %lu", m_end_line); 891 else 892 s->Printf ("to end"); 893 } 894 else if (m_type == eLineEndSpecified) 895 { 896 s->Printf (" from start to line %ld", m_end_line); 897 } 898 s->Printf (".\n"); 899 } 900 901 if (m_type == eLineStartSpecified) 902 { 903 s->Indent(); 904 s->Printf ("From line %lu", m_start_line); 905 if (m_type == eLineEndSpecified) 906 s->Printf ("to line %lu", m_end_line); 907 else 908 s->Printf ("to end"); 909 s->Printf (".\n"); 910 } 911 else if (m_type == eLineEndSpecified) 912 { 913 s->Printf ("From start to line %ld.\n", m_end_line); 914 } 915 916 if (m_type == eFunctionSpecified) 917 { 918 s->Indent(); 919 s->Printf ("Function: %s.\n", m_function_spec.c_str()); 920 } 921 922 if (m_type == eClassOrNamespaceSpecified) 923 { 924 s->Indent(); 925 s->Printf ("Class name: %s.\n", m_class_name.c_str()); 926 } 927 928 if (m_type == eAddressRangeSpecified && m_address_range_ap.get() != NULL) 929 { 930 s->Indent(); 931 s->PutCString ("Address range: "); 932 m_address_range_ap->Dump (s, m_target_sp.get(), Address::DumpStyleLoadAddress, Address::DumpStyleFileAddress); 933 s->PutCString ("\n"); 934 } 935 } 936 937 //---------------------------------------------------------------------- 938 // 939 // SymbolContextList 940 // 941 //---------------------------------------------------------------------- 942 943 944 SymbolContextList::SymbolContextList() : 945 m_symbol_contexts() 946 { 947 } 948 949 SymbolContextList::~SymbolContextList() 950 { 951 } 952 953 void 954 SymbolContextList::Append(const SymbolContext& sc) 955 { 956 m_symbol_contexts.push_back(sc); 957 } 958 959 void 960 SymbolContextList::Append (const SymbolContextList& sc_list) 961 { 962 collection::const_iterator pos, end = sc_list.m_symbol_contexts.end(); 963 for (pos = sc_list.m_symbol_contexts.begin(); pos != end; ++pos) 964 m_symbol_contexts.push_back (*pos); 965 } 966 967 968 uint32_t 969 SymbolContextList::AppendIfUnique (const SymbolContextList& sc_list, bool merge_symbol_into_function) 970 { 971 uint32_t unique_sc_add_count = 0; 972 collection::const_iterator pos, end = sc_list.m_symbol_contexts.end(); 973 for (pos = sc_list.m_symbol_contexts.begin(); pos != end; ++pos) 974 { 975 if (AppendIfUnique (*pos, merge_symbol_into_function)) 976 ++unique_sc_add_count; 977 } 978 return unique_sc_add_count; 979 } 980 981 bool 982 SymbolContextList::AppendIfUnique (const SymbolContext& sc, bool merge_symbol_into_function) 983 { 984 collection::iterator pos, end = m_symbol_contexts.end(); 985 for (pos = m_symbol_contexts.begin(); pos != end; ++pos) 986 { 987 if (*pos == sc) 988 return false; 989 } 990 if (merge_symbol_into_function 991 && sc.symbol != NULL 992 && sc.comp_unit == NULL 993 && sc.function == NULL 994 && sc.block == NULL 995 && sc.line_entry.IsValid() == false) 996 { 997 if (sc.symbol->ValueIsAddress()) 998 { 999 for (pos = m_symbol_contexts.begin(); pos != end; ++pos) 1000 { 1001 if (pos->function) 1002 { 1003 if (pos->function->GetAddressRange().GetBaseAddress() == sc.symbol->GetAddress()) 1004 { 1005 // Do we already have a function with this symbol? 1006 if (pos->symbol == sc.symbol) 1007 return false; 1008 if (pos->symbol == NULL) 1009 { 1010 pos->symbol = sc.symbol; 1011 return false; 1012 } 1013 } 1014 } 1015 } 1016 } 1017 } 1018 m_symbol_contexts.push_back(sc); 1019 return true; 1020 } 1021 1022 void 1023 SymbolContextList::Clear() 1024 { 1025 m_symbol_contexts.clear(); 1026 } 1027 1028 void 1029 SymbolContextList::Dump(Stream *s, Target *target) const 1030 { 1031 1032 *s << (void *)this << ": "; 1033 s->Indent(); 1034 s->PutCString("SymbolContextList"); 1035 s->EOL(); 1036 s->IndentMore(); 1037 1038 collection::const_iterator pos, end = m_symbol_contexts.end(); 1039 for (pos = m_symbol_contexts.begin(); pos != end; ++pos) 1040 { 1041 //pos->Dump(s, target); 1042 pos->GetDescription(s, eDescriptionLevelVerbose, target); 1043 } 1044 s->IndentLess(); 1045 } 1046 1047 bool 1048 SymbolContextList::GetContextAtIndex(size_t idx, SymbolContext& sc) const 1049 { 1050 if (idx < m_symbol_contexts.size()) 1051 { 1052 sc = m_symbol_contexts[idx]; 1053 return true; 1054 } 1055 return false; 1056 } 1057 1058 bool 1059 SymbolContextList::RemoveContextAtIndex (size_t idx) 1060 { 1061 if (idx < m_symbol_contexts.size()) 1062 { 1063 m_symbol_contexts.erase(m_symbol_contexts.begin() + idx); 1064 return true; 1065 } 1066 return false; 1067 } 1068 1069 uint32_t 1070 SymbolContextList::GetSize() const 1071 { 1072 return m_symbol_contexts.size(); 1073 } 1074 1075 uint32_t 1076 SymbolContextList::NumLineEntriesWithLine (uint32_t line) const 1077 { 1078 uint32_t match_count = 0; 1079 const size_t size = m_symbol_contexts.size(); 1080 for (size_t idx = 0; idx<size; ++idx) 1081 { 1082 if (m_symbol_contexts[idx].line_entry.line == line) 1083 ++match_count; 1084 } 1085 return match_count; 1086 } 1087 1088 void 1089 SymbolContextList::GetDescription(Stream *s, 1090 lldb::DescriptionLevel level, 1091 Target *target) const 1092 { 1093 const size_t size = m_symbol_contexts.size(); 1094 for (size_t idx = 0; idx<size; ++idx) 1095 m_symbol_contexts[idx].GetDescription (s, level, target); 1096 } 1097 1098 bool 1099 lldb_private::operator== (const SymbolContextList& lhs, const SymbolContextList& rhs) 1100 { 1101 const uint32_t size = lhs.GetSize(); 1102 if (size != rhs.GetSize()) 1103 return false; 1104 1105 SymbolContext lhs_sc; 1106 SymbolContext rhs_sc; 1107 for (uint32_t i=0; i<size; ++i) 1108 { 1109 lhs.GetContextAtIndex(i, lhs_sc); 1110 rhs.GetContextAtIndex(i, rhs_sc); 1111 if (lhs_sc != rhs_sc) 1112 return false; 1113 } 1114 return true; 1115 } 1116 1117 bool 1118 lldb_private::operator!= (const SymbolContextList& lhs, const SymbolContextList& rhs) 1119 { 1120 return !(lhs == rhs); 1121 } 1122 1123