1 //===-- CPlusPlusLanguage.cpp ---------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "CPlusPlusLanguage.h" 10 11 #include <cctype> 12 #include <cstring> 13 14 #include <functional> 15 #include <memory> 16 #include <mutex> 17 #include <set> 18 19 #include "llvm/ADT/StringRef.h" 20 #include "llvm/Demangle/ItaniumDemangle.h" 21 22 #include "lldb/Core/Mangled.h" 23 #include "lldb/Core/Module.h" 24 #include "lldb/Core/PluginManager.h" 25 #include "lldb/Core/UniqueCStringMap.h" 26 #include "lldb/Core/ValueObjectVariable.h" 27 #include "lldb/DataFormatters/CXXFunctionPointer.h" 28 #include "lldb/DataFormatters/DataVisualization.h" 29 #include "lldb/DataFormatters/FormattersHelpers.h" 30 #include "lldb/DataFormatters/VectorType.h" 31 #include "lldb/Symbol/SymbolFile.h" 32 #include "lldb/Symbol/VariableList.h" 33 #include "lldb/Utility/ConstString.h" 34 #include "lldb/Utility/LLDBLog.h" 35 #include "lldb/Utility/Log.h" 36 #include "lldb/Utility/RegularExpression.h" 37 38 #include "BlockPointer.h" 39 #include "CPlusPlusNameParser.h" 40 #include "Coroutines.h" 41 #include "CxxStringTypes.h" 42 #include "Generic.h" 43 #include "LibCxx.h" 44 #include "LibCxxAtomic.h" 45 #include "LibCxxVariant.h" 46 #include "LibStdcpp.h" 47 #include "MSVCUndecoratedNameParser.h" 48 #include "lldb/lldb-enumerations.h" 49 50 using namespace lldb; 51 using namespace lldb_private; 52 using namespace lldb_private::formatters; 53 54 LLDB_PLUGIN_DEFINE(CPlusPlusLanguage) 55 56 void CPlusPlusLanguage::Initialize() { 57 PluginManager::RegisterPlugin(GetPluginNameStatic(), "C++ Language", 58 CreateInstance); 59 } 60 61 void CPlusPlusLanguage::Terminate() { 62 PluginManager::UnregisterPlugin(CreateInstance); 63 } 64 65 bool CPlusPlusLanguage::SymbolNameFitsToLanguage(Mangled mangled) const { 66 const char *mangled_name = mangled.GetMangledName().GetCString(); 67 return mangled_name && CPlusPlusLanguage::IsCPPMangledName(mangled_name); 68 } 69 70 ConstString CPlusPlusLanguage::GetDemangledFunctionNameWithoutArguments( 71 Mangled mangled) const { 72 const char *mangled_name_cstr = mangled.GetMangledName().GetCString(); 73 ConstString demangled_name = mangled.GetDemangledName(); 74 if (demangled_name && mangled_name_cstr && mangled_name_cstr[0]) { 75 if (mangled_name_cstr[0] == '_' && mangled_name_cstr[1] == 'Z' && 76 (mangled_name_cstr[2] != 'T' && // avoid virtual table, VTT structure, 77 // typeinfo structure, and typeinfo 78 // mangled_name 79 mangled_name_cstr[2] != 'G' && // avoid guard variables 80 mangled_name_cstr[2] != 'Z')) // named local entities (if we 81 // eventually handle eSymbolTypeData, 82 // we will want this back) 83 { 84 CPlusPlusLanguage::MethodName cxx_method(demangled_name); 85 if (!cxx_method.GetBasename().empty()) { 86 std::string shortname; 87 if (!cxx_method.GetContext().empty()) 88 shortname = cxx_method.GetContext().str() + "::"; 89 shortname += cxx_method.GetBasename().str(); 90 return ConstString(shortname); 91 } 92 } 93 } 94 if (demangled_name) 95 return demangled_name; 96 return mangled.GetMangledName(); 97 } 98 99 // Static Functions 100 101 Language *CPlusPlusLanguage::CreateInstance(lldb::LanguageType language) { 102 // Use plugin for C++ but not for Objective-C++ (which has its own plugin). 103 if (Language::LanguageIsCPlusPlus(language) && 104 language != eLanguageTypeObjC_plus_plus) 105 return new CPlusPlusLanguage(); 106 return nullptr; 107 } 108 109 void CPlusPlusLanguage::MethodName::Clear() { 110 m_full.Clear(); 111 m_basename = llvm::StringRef(); 112 m_context = llvm::StringRef(); 113 m_arguments = llvm::StringRef(); 114 m_qualifiers = llvm::StringRef(); 115 m_return_type = llvm::StringRef(); 116 m_parsed = false; 117 m_parse_error = false; 118 } 119 120 static bool ReverseFindMatchingChars(const llvm::StringRef &s, 121 const llvm::StringRef &left_right_chars, 122 size_t &left_pos, size_t &right_pos, 123 size_t pos = llvm::StringRef::npos) { 124 assert(left_right_chars.size() == 2); 125 left_pos = llvm::StringRef::npos; 126 const char left_char = left_right_chars[0]; 127 const char right_char = left_right_chars[1]; 128 pos = s.find_last_of(left_right_chars, pos); 129 if (pos == llvm::StringRef::npos || s[pos] == left_char) 130 return false; 131 right_pos = pos; 132 uint32_t depth = 1; 133 while (pos > 0 && depth > 0) { 134 pos = s.find_last_of(left_right_chars, pos); 135 if (pos == llvm::StringRef::npos) 136 return false; 137 if (s[pos] == left_char) { 138 if (--depth == 0) { 139 left_pos = pos; 140 return left_pos < right_pos; 141 } 142 } else if (s[pos] == right_char) { 143 ++depth; 144 } 145 } 146 return false; 147 } 148 149 static bool IsTrivialBasename(const llvm::StringRef &basename) { 150 // Check that the basename matches with the following regular expression 151 // "^~?([A-Za-z_][A-Za-z_0-9]*)$" We are using a hand written implementation 152 // because it is significantly more efficient then using the general purpose 153 // regular expression library. 154 size_t idx = 0; 155 if (basename.size() > 0 && basename[0] == '~') 156 idx = 1; 157 158 if (basename.size() <= idx) 159 return false; // Empty string or "~" 160 161 if (!std::isalpha(basename[idx]) && basename[idx] != '_') 162 return false; // First character (after removing the possible '~'') isn't in 163 // [A-Za-z_] 164 165 // Read all characters matching [A-Za-z_0-9] 166 ++idx; 167 while (idx < basename.size()) { 168 if (!std::isalnum(basename[idx]) && basename[idx] != '_') 169 break; 170 ++idx; 171 } 172 173 // We processed all characters. It is a vaild basename. 174 return idx == basename.size(); 175 } 176 177 /// Writes out the function name in 'full_name' to 'out_stream' 178 /// but replaces each argument type with the variable name 179 /// and the corresponding pretty-printed value 180 static bool PrettyPrintFunctionNameWithArgs(Stream &out_stream, 181 char const *full_name, 182 ExecutionContextScope *exe_scope, 183 VariableList const &args) { 184 CPlusPlusLanguage::MethodName cpp_method{ConstString(full_name)}; 185 186 if (!cpp_method.IsValid()) 187 return false; 188 189 llvm::StringRef return_type = cpp_method.GetReturnType(); 190 if (!return_type.empty()) { 191 out_stream.PutCString(return_type); 192 out_stream.PutChar(' '); 193 } 194 195 out_stream.PutCString(cpp_method.GetScopeQualifiedName()); 196 out_stream.PutChar('('); 197 198 FormatEntity::PrettyPrintFunctionArguments(out_stream, args, exe_scope); 199 200 out_stream.PutChar(')'); 201 202 llvm::StringRef qualifiers = cpp_method.GetQualifiers(); 203 if (!qualifiers.empty()) { 204 out_stream.PutChar(' '); 205 out_stream.PutCString(qualifiers); 206 } 207 208 return true; 209 } 210 211 bool CPlusPlusLanguage::MethodName::TrySimplifiedParse() { 212 // This method tries to parse simple method definitions which are presumably 213 // most comman in user programs. Definitions that can be parsed by this 214 // function don't have return types and templates in the name. 215 // A::B::C::fun(std::vector<T> &) const 216 size_t arg_start, arg_end; 217 llvm::StringRef full(m_full.GetCString()); 218 llvm::StringRef parens("()", 2); 219 if (ReverseFindMatchingChars(full, parens, arg_start, arg_end)) { 220 m_arguments = full.substr(arg_start, arg_end - arg_start + 1); 221 if (arg_end + 1 < full.size()) 222 m_qualifiers = full.substr(arg_end + 1).ltrim(); 223 224 if (arg_start == 0) 225 return false; 226 size_t basename_end = arg_start; 227 size_t context_start = 0; 228 size_t context_end = full.rfind(':', basename_end); 229 if (context_end == llvm::StringRef::npos) 230 m_basename = full.substr(0, basename_end); 231 else { 232 if (context_start < context_end) 233 m_context = full.substr(context_start, context_end - 1 - context_start); 234 const size_t basename_begin = context_end + 1; 235 m_basename = full.substr(basename_begin, basename_end - basename_begin); 236 } 237 238 if (IsTrivialBasename(m_basename)) { 239 return true; 240 } else { 241 // The C++ basename doesn't match our regular expressions so this can't 242 // be a valid C++ method, clear everything out and indicate an error 243 m_context = llvm::StringRef(); 244 m_basename = llvm::StringRef(); 245 m_arguments = llvm::StringRef(); 246 m_qualifiers = llvm::StringRef(); 247 m_return_type = llvm::StringRef(); 248 return false; 249 } 250 } 251 return false; 252 } 253 254 void CPlusPlusLanguage::MethodName::Parse() { 255 if (!m_parsed && m_full) { 256 if (TrySimplifiedParse()) { 257 m_parse_error = false; 258 } else { 259 CPlusPlusNameParser parser(m_full.GetStringRef()); 260 if (auto function = parser.ParseAsFunctionDefinition()) { 261 m_basename = function->name.basename; 262 m_context = function->name.context; 263 m_arguments = function->arguments; 264 m_qualifiers = function->qualifiers; 265 m_return_type = function->return_type; 266 m_parse_error = false; 267 } else { 268 m_parse_error = true; 269 } 270 } 271 m_parsed = true; 272 } 273 } 274 275 llvm::StringRef CPlusPlusLanguage::MethodName::GetBasename() { 276 if (!m_parsed) 277 Parse(); 278 return m_basename; 279 } 280 281 llvm::StringRef CPlusPlusLanguage::MethodName::GetContext() { 282 if (!m_parsed) 283 Parse(); 284 return m_context; 285 } 286 287 llvm::StringRef CPlusPlusLanguage::MethodName::GetArguments() { 288 if (!m_parsed) 289 Parse(); 290 return m_arguments; 291 } 292 293 llvm::StringRef CPlusPlusLanguage::MethodName::GetQualifiers() { 294 if (!m_parsed) 295 Parse(); 296 return m_qualifiers; 297 } 298 299 llvm::StringRef CPlusPlusLanguage::MethodName::GetReturnType() { 300 if (!m_parsed) 301 Parse(); 302 return m_return_type; 303 } 304 305 std::string CPlusPlusLanguage::MethodName::GetScopeQualifiedName() { 306 if (!m_parsed) 307 Parse(); 308 if (m_context.empty()) 309 return std::string(m_basename); 310 311 std::string res; 312 res += m_context; 313 res += "::"; 314 res += m_basename; 315 return res; 316 } 317 318 llvm::StringRef 319 CPlusPlusLanguage::MethodName::GetBasenameNoTemplateParameters() { 320 llvm::StringRef basename = GetBasename(); 321 size_t arg_start, arg_end; 322 llvm::StringRef parens("<>", 2); 323 if (ReverseFindMatchingChars(basename, parens, arg_start, arg_end)) 324 return basename.substr(0, arg_start); 325 326 return basename; 327 } 328 329 bool CPlusPlusLanguage::MethodName::ContainsPath(llvm::StringRef path) { 330 if (!m_parsed) 331 Parse(); 332 333 // If we can't parse the incoming name, then just check that it contains path. 334 if (m_parse_error) 335 return m_full.GetStringRef().contains(path); 336 337 llvm::StringRef identifier; 338 llvm::StringRef context; 339 std::string path_str = path.str(); 340 bool success = CPlusPlusLanguage::ExtractContextAndIdentifier( 341 path_str.c_str(), context, identifier); 342 if (!success) 343 return m_full.GetStringRef().contains(path); 344 345 // Basename may include template arguments. 346 // E.g., 347 // GetBaseName(): func<int> 348 // identifier : func 349 // 350 // ...but we still want to account for identifiers with template parameter 351 // lists, e.g., when users set breakpoints on template specializations. 352 // 353 // E.g., 354 // GetBaseName(): func<uint32_t> 355 // identifier : func<int32_t*> 356 // 357 // Try to match the basename with or without template parameters. 358 if (GetBasename() != identifier && 359 GetBasenameNoTemplateParameters() != identifier) 360 return false; 361 362 // Incoming path only had an identifier, so we match. 363 if (context.empty()) 364 return true; 365 // Incoming path has context but this method does not, no match. 366 if (m_context.empty()) 367 return false; 368 369 llvm::StringRef haystack = m_context; 370 if (!haystack.consume_back(context)) 371 return false; 372 if (haystack.empty() || !isalnum(haystack.back())) 373 return true; 374 375 return false; 376 } 377 378 bool CPlusPlusLanguage::IsCPPMangledName(llvm::StringRef name) { 379 // FIXME!! we should really run through all the known C++ Language plugins 380 // and ask each one if this is a C++ mangled name 381 382 Mangled::ManglingScheme scheme = Mangled::GetManglingScheme(name); 383 384 if (scheme == Mangled::eManglingSchemeNone) 385 return false; 386 387 return true; 388 } 389 390 bool CPlusPlusLanguage::DemangledNameContainsPath(llvm::StringRef path, 391 ConstString demangled) const { 392 MethodName demangled_name(demangled); 393 return demangled_name.ContainsPath(path); 394 } 395 396 bool CPlusPlusLanguage::ExtractContextAndIdentifier( 397 const char *name, llvm::StringRef &context, llvm::StringRef &identifier) { 398 if (MSVCUndecoratedNameParser::IsMSVCUndecoratedName(name)) 399 return MSVCUndecoratedNameParser::ExtractContextAndIdentifier(name, context, 400 identifier); 401 402 CPlusPlusNameParser parser(name); 403 if (auto full_name = parser.ParseAsFullName()) { 404 identifier = full_name->basename; 405 context = full_name->context; 406 return true; 407 } 408 return false; 409 } 410 411 namespace { 412 class NodeAllocator { 413 llvm::BumpPtrAllocator Alloc; 414 415 public: 416 void reset() { Alloc.Reset(); } 417 418 template <typename T, typename... Args> T *makeNode(Args &&... args) { 419 return new (Alloc.Allocate(sizeof(T), alignof(T))) 420 T(std::forward<Args>(args)...); 421 } 422 423 void *allocateNodeArray(size_t sz) { 424 return Alloc.Allocate(sizeof(llvm::itanium_demangle::Node *) * sz, 425 alignof(llvm::itanium_demangle::Node *)); 426 } 427 }; 428 429 template <typename Derived> 430 class ManglingSubstitutor 431 : public llvm::itanium_demangle::AbstractManglingParser<Derived, 432 NodeAllocator> { 433 using Base = 434 llvm::itanium_demangle::AbstractManglingParser<Derived, NodeAllocator>; 435 436 public: 437 ManglingSubstitutor() : Base(nullptr, nullptr) {} 438 439 template <typename... Ts> 440 ConstString substitute(llvm::StringRef Mangled, Ts &&... Vals) { 441 this->getDerived().reset(Mangled, std::forward<Ts>(Vals)...); 442 return substituteImpl(Mangled); 443 } 444 445 protected: 446 void reset(llvm::StringRef Mangled) { 447 Base::reset(Mangled.begin(), Mangled.end()); 448 Written = Mangled.begin(); 449 Result.clear(); 450 Substituted = false; 451 } 452 453 ConstString substituteImpl(llvm::StringRef Mangled) { 454 Log *log = GetLog(LLDBLog::Language); 455 if (this->parse() == nullptr) { 456 LLDB_LOG(log, "Failed to substitute mangling in {0}", Mangled); 457 return ConstString(); 458 } 459 if (!Substituted) 460 return ConstString(); 461 462 // Append any trailing unmodified input. 463 appendUnchangedInput(); 464 LLDB_LOG(log, "Substituted mangling {0} -> {1}", Mangled, Result); 465 return ConstString(Result); 466 } 467 468 void trySubstitute(llvm::StringRef From, llvm::StringRef To) { 469 if (!llvm::StringRef(currentParserPos(), this->numLeft()).starts_with(From)) 470 return; 471 472 // We found a match. Append unmodified input up to this point. 473 appendUnchangedInput(); 474 475 // And then perform the replacement. 476 Result += To; 477 Written += From.size(); 478 Substituted = true; 479 } 480 481 private: 482 /// Input character until which we have constructed the respective output 483 /// already. 484 const char *Written = ""; 485 486 llvm::SmallString<128> Result; 487 488 /// Whether we have performed any substitutions. 489 bool Substituted = false; 490 491 const char *currentParserPos() const { return this->First; } 492 493 void appendUnchangedInput() { 494 Result += 495 llvm::StringRef(Written, std::distance(Written, currentParserPos())); 496 Written = currentParserPos(); 497 } 498 }; 499 500 /// Given a mangled function `Mangled`, replace all the primitive function type 501 /// arguments of `Search` with type `Replace`. 502 class TypeSubstitutor : public ManglingSubstitutor<TypeSubstitutor> { 503 llvm::StringRef Search; 504 llvm::StringRef Replace; 505 506 public: 507 void reset(llvm::StringRef Mangled, llvm::StringRef Search, 508 llvm::StringRef Replace) { 509 ManglingSubstitutor::reset(Mangled); 510 this->Search = Search; 511 this->Replace = Replace; 512 } 513 514 llvm::itanium_demangle::Node *parseType() { 515 trySubstitute(Search, Replace); 516 return ManglingSubstitutor::parseType(); 517 } 518 }; 519 520 class CtorDtorSubstitutor : public ManglingSubstitutor<CtorDtorSubstitutor> { 521 public: 522 llvm::itanium_demangle::Node * 523 parseCtorDtorName(llvm::itanium_demangle::Node *&SoFar, NameState *State) { 524 trySubstitute("C1", "C2"); 525 trySubstitute("D1", "D2"); 526 return ManglingSubstitutor::parseCtorDtorName(SoFar, State); 527 } 528 }; 529 } // namespace 530 531 std::vector<ConstString> CPlusPlusLanguage::GenerateAlternateFunctionManglings( 532 const ConstString mangled_name) const { 533 std::vector<ConstString> alternates; 534 535 /// Get a basic set of alternative manglings for the given symbol `name`, by 536 /// making a few basic possible substitutions on basic types, storage duration 537 /// and `const`ness for the given symbol. The output parameter `alternates` 538 /// is filled with a best-guess, non-exhaustive set of different manglings 539 /// for the given name. 540 541 // Maybe we're looking for a const symbol but the debug info told us it was 542 // non-const... 543 if (!strncmp(mangled_name.GetCString(), "_ZN", 3) && 544 strncmp(mangled_name.GetCString(), "_ZNK", 4)) { 545 std::string fixed_scratch("_ZNK"); 546 fixed_scratch.append(mangled_name.GetCString() + 3); 547 alternates.push_back(ConstString(fixed_scratch)); 548 } 549 550 // Maybe we're looking for a static symbol but we thought it was global... 551 if (!strncmp(mangled_name.GetCString(), "_Z", 2) && 552 strncmp(mangled_name.GetCString(), "_ZL", 3)) { 553 std::string fixed_scratch("_ZL"); 554 fixed_scratch.append(mangled_name.GetCString() + 2); 555 alternates.push_back(ConstString(fixed_scratch)); 556 } 557 558 TypeSubstitutor TS; 559 // `char` is implementation defined as either `signed` or `unsigned`. As a 560 // result a char parameter has 3 possible manglings: 'c'-char, 'a'-signed 561 // char, 'h'-unsigned char. If we're looking for symbols with a signed char 562 // parameter, try finding matches which have the general case 'c'. 563 if (ConstString char_fixup = 564 TS.substitute(mangled_name.GetStringRef(), "a", "c")) 565 alternates.push_back(char_fixup); 566 567 // long long parameter mangling 'x', may actually just be a long 'l' argument 568 if (ConstString long_fixup = 569 TS.substitute(mangled_name.GetStringRef(), "x", "l")) 570 alternates.push_back(long_fixup); 571 572 // unsigned long long parameter mangling 'y', may actually just be unsigned 573 // long 'm' argument 574 if (ConstString ulong_fixup = 575 TS.substitute(mangled_name.GetStringRef(), "y", "m")) 576 alternates.push_back(ulong_fixup); 577 578 if (ConstString ctor_fixup = 579 CtorDtorSubstitutor().substitute(mangled_name.GetStringRef())) 580 alternates.push_back(ctor_fixup); 581 582 return alternates; 583 } 584 585 ConstString CPlusPlusLanguage::FindBestAlternateFunctionMangledName( 586 const Mangled mangled, const SymbolContext &sym_ctx) const { 587 ConstString demangled = mangled.GetDemangledName(); 588 if (!demangled) 589 return ConstString(); 590 591 CPlusPlusLanguage::MethodName cpp_name(demangled); 592 std::string scope_qualified_name = cpp_name.GetScopeQualifiedName(); 593 594 if (!scope_qualified_name.size()) 595 return ConstString(); 596 597 if (!sym_ctx.module_sp) 598 return ConstString(); 599 600 lldb_private::SymbolFile *sym_file = sym_ctx.module_sp->GetSymbolFile(); 601 if (!sym_file) 602 return ConstString(); 603 604 std::vector<ConstString> alternates; 605 sym_file->GetMangledNamesForFunction(scope_qualified_name, alternates); 606 607 std::vector<ConstString> param_and_qual_matches; 608 std::vector<ConstString> param_matches; 609 for (size_t i = 0; i < alternates.size(); i++) { 610 ConstString alternate_mangled_name = alternates[i]; 611 Mangled mangled(alternate_mangled_name); 612 ConstString demangled = mangled.GetDemangledName(); 613 614 CPlusPlusLanguage::MethodName alternate_cpp_name(demangled); 615 if (!cpp_name.IsValid()) 616 continue; 617 618 if (alternate_cpp_name.GetArguments() == cpp_name.GetArguments()) { 619 if (alternate_cpp_name.GetQualifiers() == cpp_name.GetQualifiers()) 620 param_and_qual_matches.push_back(alternate_mangled_name); 621 else 622 param_matches.push_back(alternate_mangled_name); 623 } 624 } 625 626 if (param_and_qual_matches.size()) 627 return param_and_qual_matches[0]; // It is assumed that there will be only 628 // one! 629 else if (param_matches.size()) 630 return param_matches[0]; // Return one of them as a best match 631 else 632 return ConstString(); 633 } 634 635 static void LoadLibCxxFormatters(lldb::TypeCategoryImplSP cpp_category_sp) { 636 if (!cpp_category_sp) 637 return; 638 639 TypeSummaryImpl::Flags stl_summary_flags; 640 stl_summary_flags.SetCascades(true) 641 .SetSkipPointers(false) 642 .SetSkipReferences(false) 643 .SetDontShowChildren(true) 644 .SetDontShowValue(true) 645 .SetShowMembersOneLiner(false) 646 .SetHideItemNames(false); 647 648 AddCXXSummary(cpp_category_sp, 649 lldb_private::formatters::LibcxxStringSummaryProviderASCII, 650 "std::string summary provider", "^std::__[[:alnum:]]+::string$", 651 stl_summary_flags, true); 652 AddCXXSummary(cpp_category_sp, 653 lldb_private::formatters::LibcxxStringSummaryProviderASCII, 654 "std::string summary provider", 655 "^std::__[[:alnum:]]+::basic_string<char, " 656 "std::__[[:alnum:]]+::char_traits<char>, " 657 "std::__[[:alnum:]]+::allocator<char> >$", 658 stl_summary_flags, true); 659 AddCXXSummary(cpp_category_sp, 660 lldb_private::formatters::LibcxxStringSummaryProviderASCII, 661 "std::string summary provider", 662 "^std::__[[:alnum:]]+::basic_string<unsigned char, " 663 "std::__[[:alnum:]]+::char_traits<unsigned char>, " 664 "std::__[[:alnum:]]+::allocator<unsigned char> >$", 665 stl_summary_flags, true); 666 667 AddCXXSummary(cpp_category_sp, 668 lldb_private::formatters::LibcxxStringSummaryProviderUTF16, 669 "std::u16string summary provider", 670 "^std::__[[:alnum:]]+::basic_string<char16_t, " 671 "std::__[[:alnum:]]+::char_traits<char16_t>, " 672 "std::__[[:alnum:]]+::allocator<char16_t> >$", 673 stl_summary_flags, true); 674 675 AddCXXSummary(cpp_category_sp, 676 lldb_private::formatters::LibcxxStringSummaryProviderUTF32, 677 "std::u32string summary provider", 678 "^std::__[[:alnum:]]+::basic_string<char32_t, " 679 "std::__[[:alnum:]]+::char_traits<char32_t>, " 680 "std::__[[:alnum:]]+::allocator<char32_t> >$", 681 stl_summary_flags, true); 682 683 AddCXXSummary(cpp_category_sp, 684 lldb_private::formatters::LibcxxWStringSummaryProvider, 685 "std::wstring summary provider", 686 "^std::__[[:alnum:]]+::wstring$", stl_summary_flags, true); 687 AddCXXSummary(cpp_category_sp, 688 lldb_private::formatters::LibcxxWStringSummaryProvider, 689 "std::wstring summary provider", 690 "^std::__[[:alnum:]]+::basic_string<wchar_t, " 691 "std::__[[:alnum:]]+::char_traits<wchar_t>, " 692 "std::__[[:alnum:]]+::allocator<wchar_t> >$", 693 stl_summary_flags, true); 694 695 AddCXXSummary(cpp_category_sp, 696 lldb_private::formatters::LibcxxStringViewSummaryProviderASCII, 697 "std::string_view summary provider", 698 "^std::__[[:alnum:]]+::string_view$", stl_summary_flags, true); 699 AddCXXSummary(cpp_category_sp, 700 lldb_private::formatters::LibcxxStringViewSummaryProviderASCII, 701 "std::string_view summary provider", 702 "^std::__[[:alnum:]]+::basic_string_view<char, " 703 "std::__[[:alnum:]]+::char_traits<char> >$", 704 stl_summary_flags, true); 705 AddCXXSummary(cpp_category_sp, 706 lldb_private::formatters::LibcxxStringViewSummaryProviderASCII, 707 "std::string_view summary provider", 708 "^std::__[[:alnum:]]+::basic_string_view<unsigned char, " 709 "std::__[[:alnum:]]+::char_traits<unsigned char> >$", 710 stl_summary_flags, true); 711 712 AddCXXSummary(cpp_category_sp, 713 lldb_private::formatters::LibcxxStringViewSummaryProviderUTF16, 714 "std::u16string_view summary provider", 715 "^std::__[[:alnum:]]+::basic_string_view<char16_t, " 716 "std::__[[:alnum:]]+::char_traits<char16_t> >$", 717 stl_summary_flags, true); 718 719 AddCXXSummary(cpp_category_sp, 720 lldb_private::formatters::LibcxxStringViewSummaryProviderUTF32, 721 "std::u32string_view summary provider", 722 "^std::__[[:alnum:]]+::basic_string_view<char32_t, " 723 "std::__[[:alnum:]]+::char_traits<char32_t> >$", 724 stl_summary_flags, true); 725 726 AddCXXSummary(cpp_category_sp, 727 lldb_private::formatters::LibcxxWStringViewSummaryProvider, 728 "std::wstring_view summary provider", 729 "^std::__[[:alnum:]]+::wstring_view$", stl_summary_flags, true); 730 AddCXXSummary(cpp_category_sp, 731 lldb_private::formatters::LibcxxWStringViewSummaryProvider, 732 "std::wstring_view summary provider", 733 "^std::__[[:alnum:]]+::basic_string_view<wchar_t, " 734 "std::__[[:alnum:]]+::char_traits<wchar_t> >$", 735 stl_summary_flags, true); 736 737 SyntheticChildren::Flags stl_synth_flags; 738 stl_synth_flags.SetCascades(true).SetSkipPointers(false).SetSkipReferences( 739 false); 740 SyntheticChildren::Flags stl_deref_flags = stl_synth_flags; 741 stl_deref_flags.SetFrontEndWantsDereference(); 742 743 AddCXXSynthetic( 744 cpp_category_sp, 745 lldb_private::formatters::LibcxxBitsetSyntheticFrontEndCreator, 746 "libc++ std::bitset synthetic children", 747 "^std::__[[:alnum:]]+::bitset<.+>$", stl_deref_flags, true); 748 AddCXXSynthetic( 749 cpp_category_sp, 750 lldb_private::formatters::LibcxxStdVectorSyntheticFrontEndCreator, 751 "libc++ std::vector synthetic children", 752 "^std::__[[:alnum:]]+::vector<.+>$", stl_deref_flags, true); 753 AddCXXSynthetic( 754 cpp_category_sp, 755 lldb_private::formatters::LibcxxStdForwardListSyntheticFrontEndCreator, 756 "libc++ std::forward_list synthetic children", 757 "^std::__[[:alnum:]]+::forward_list<.+>$", stl_synth_flags, true); 758 AddCXXSynthetic( 759 cpp_category_sp, 760 lldb_private::formatters::LibcxxStdListSyntheticFrontEndCreator, 761 "libc++ std::list synthetic children", 762 // A POSIX variant of: "^std::__(?!cxx11:)[[:alnum:]]+::list<.+>$" 763 // so that it does not clash with: "^std::(__cxx11::)?list<.+>$" 764 "^std::__([A-Zabd-z0-9]|cx?[A-Za-wyz0-9]|cxx1?[A-Za-z02-9]|" 765 "cxx11[[:alnum:]])[[:alnum:]]*::list<.+>$", 766 stl_deref_flags, true); 767 AddCXXSynthetic( 768 cpp_category_sp, 769 lldb_private::formatters::LibcxxStdMapSyntheticFrontEndCreator, 770 "libc++ std::map synthetic children", "^std::__[[:alnum:]]+::map<.+> >$", 771 stl_synth_flags, true); 772 AddCXXSynthetic( 773 cpp_category_sp, 774 lldb_private::formatters::LibcxxStdMapSyntheticFrontEndCreator, 775 "libc++ std::set synthetic children", "^std::__[[:alnum:]]+::set<.+> >$", 776 stl_deref_flags, true); 777 AddCXXSynthetic( 778 cpp_category_sp, 779 lldb_private::formatters::LibcxxStdMapSyntheticFrontEndCreator, 780 "libc++ std::multiset synthetic children", 781 "^std::__[[:alnum:]]+::multiset<.+> >$", stl_deref_flags, true); 782 AddCXXSynthetic( 783 cpp_category_sp, 784 lldb_private::formatters::LibcxxStdMapSyntheticFrontEndCreator, 785 "libc++ std::multimap synthetic children", 786 "^std::__[[:alnum:]]+::multimap<.+> >$", stl_synth_flags, true); 787 AddCXXSynthetic( 788 cpp_category_sp, 789 lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEndCreator, 790 "libc++ std::unordered containers synthetic children", 791 "^std::__[[:alnum:]]+::unordered_(multi)?(map|set)<.+> >$", 792 stl_synth_flags, true); 793 AddCXXSynthetic( 794 cpp_category_sp, 795 lldb_private::formatters::LibcxxInitializerListSyntheticFrontEndCreator, 796 "libc++ std::initializer_list synthetic children", 797 "^std::initializer_list<.+>$", stl_synth_flags, true); 798 AddCXXSynthetic(cpp_category_sp, LibcxxQueueFrontEndCreator, 799 "libc++ std::queue synthetic children", 800 "^std::__[[:alnum:]]+::queue<.+>$", stl_synth_flags, true); 801 AddCXXSynthetic(cpp_category_sp, LibcxxTupleFrontEndCreator, 802 "libc++ std::tuple synthetic children", 803 "^std::__[[:alnum:]]+::tuple<.*>$", stl_synth_flags, true); 804 AddCXXSynthetic(cpp_category_sp, LibcxxOptionalSyntheticFrontEndCreator, 805 "libc++ std::optional synthetic children", 806 "^std::__[[:alnum:]]+::optional<.+>$", stl_synth_flags, true); 807 AddCXXSynthetic(cpp_category_sp, LibcxxVariantFrontEndCreator, 808 "libc++ std::variant synthetic children", 809 "^std::__[[:alnum:]]+::variant<.+>$", stl_synth_flags, true); 810 AddCXXSynthetic( 811 cpp_category_sp, 812 lldb_private::formatters::LibcxxAtomicSyntheticFrontEndCreator, 813 "libc++ std::atomic synthetic children", 814 "^std::__[[:alnum:]]+::atomic<.+>$", stl_synth_flags, true); 815 AddCXXSynthetic( 816 cpp_category_sp, 817 lldb_private::formatters::LibcxxStdSpanSyntheticFrontEndCreator, 818 "libc++ std::span synthetic children", "^std::__[[:alnum:]]+::span<.+>$", 819 stl_deref_flags, true); 820 AddCXXSynthetic( 821 cpp_category_sp, 822 lldb_private::formatters::LibcxxStdRangesRefViewSyntheticFrontEndCreator, 823 "libc++ std::ranges::ref_view synthetic children", 824 "^std::__[[:alnum:]]+::ranges::ref_view<.+>$", stl_deref_flags, true); 825 826 cpp_category_sp->AddTypeSynthetic( 827 "^std::__[[:alnum:]]+::deque<.+>$", eFormatterMatchRegex, 828 SyntheticChildrenSP(new ScriptedSyntheticChildren( 829 stl_synth_flags, 830 "lldb.formatters.cpp.libcxx.stddeque_SynthProvider"))); 831 832 AddCXXSynthetic( 833 cpp_category_sp, 834 lldb_private::formatters::LibcxxSharedPtrSyntheticFrontEndCreator, 835 "shared_ptr synthetic children", "^std::__[[:alnum:]]+::shared_ptr<.+>$", 836 stl_synth_flags, true); 837 838 static constexpr const char *const libcxx_std_unique_ptr_regex = 839 "^std::__[[:alnum:]]+::unique_ptr<.+>$"; 840 AddCXXSynthetic( 841 cpp_category_sp, 842 lldb_private::formatters::LibcxxUniquePtrSyntheticFrontEndCreator, 843 "unique_ptr synthetic children", libcxx_std_unique_ptr_regex, 844 stl_synth_flags, true); 845 846 AddCXXSynthetic( 847 cpp_category_sp, 848 lldb_private::formatters::LibcxxSharedPtrSyntheticFrontEndCreator, 849 "weak_ptr synthetic children", "^std::__[[:alnum:]]+::weak_ptr<.+>$", 850 stl_synth_flags, true); 851 AddCXXSummary(cpp_category_sp, 852 lldb_private::formatters::LibcxxFunctionSummaryProvider, 853 "libc++ std::function summary provider", 854 "^std::__[[:alnum:]]+::function<.+>$", stl_summary_flags, true); 855 856 static constexpr const char *const libcxx_std_coroutine_handle_regex = 857 "^std::__[[:alnum:]]+::coroutine_handle<.+>$"; 858 AddCXXSynthetic( 859 cpp_category_sp, 860 lldb_private::formatters::StdlibCoroutineHandleSyntheticFrontEndCreator, 861 "coroutine_handle synthetic children", libcxx_std_coroutine_handle_regex, 862 stl_deref_flags, true); 863 864 stl_summary_flags.SetDontShowChildren(false); 865 stl_summary_flags.SetSkipPointers(false); 866 AddCXXSummary(cpp_category_sp, 867 lldb_private::formatters::LibcxxContainerSummaryProvider, 868 "libc++ std::bitset summary provider", 869 "^std::__[[:alnum:]]+::bitset<.+>$", stl_summary_flags, true); 870 AddCXXSummary(cpp_category_sp, 871 lldb_private::formatters::LibcxxContainerSummaryProvider, 872 "libc++ std::vector summary provider", 873 "^std::__[[:alnum:]]+::vector<.+>$", stl_summary_flags, true); 874 AddCXXSummary( 875 cpp_category_sp, lldb_private::formatters::LibcxxContainerSummaryProvider, 876 "libc++ std::list summary provider", 877 "^std::__[[:alnum:]]+::forward_list<.+>$", stl_summary_flags, true); 878 AddCXXSummary( 879 cpp_category_sp, lldb_private::formatters::LibcxxContainerSummaryProvider, 880 "libc++ std::list summary provider", 881 // A POSIX variant of: "^std::__(?!cxx11:)[[:alnum:]]+::list<.+>$" 882 // so that it does not clash with: "^std::(__cxx11::)?list<.+>$" 883 "^std::__([A-Zabd-z0-9]|cx?[A-Za-wyz0-9]|cxx1?[A-Za-z02-9]|" 884 "cxx11[[:alnum:]])[[:alnum:]]*::list<.+>$", 885 stl_summary_flags, true); 886 AddCXXSummary(cpp_category_sp, 887 lldb_private::formatters::LibcxxContainerSummaryProvider, 888 "libc++ std::map summary provider", 889 "^std::__[[:alnum:]]+::map<.+>$", stl_summary_flags, true); 890 AddCXXSummary(cpp_category_sp, 891 lldb_private::formatters::LibcxxContainerSummaryProvider, 892 "libc++ std::deque summary provider", 893 "^std::__[[:alnum:]]+::deque<.+>$", stl_summary_flags, true); 894 AddCXXSummary(cpp_category_sp, 895 lldb_private::formatters::LibcxxContainerSummaryProvider, 896 "libc++ std::queue summary provider", 897 "^std::__[[:alnum:]]+::queue<.+>$", stl_summary_flags, true); 898 AddCXXSummary(cpp_category_sp, 899 lldb_private::formatters::LibcxxContainerSummaryProvider, 900 "libc++ std::set summary provider", 901 "^std::__[[:alnum:]]+::set<.+>$", stl_summary_flags, true); 902 AddCXXSummary(cpp_category_sp, 903 lldb_private::formatters::LibcxxContainerSummaryProvider, 904 "libc++ std::multiset summary provider", 905 "^std::__[[:alnum:]]+::multiset<.+>$", stl_summary_flags, true); 906 AddCXXSummary(cpp_category_sp, 907 lldb_private::formatters::LibcxxContainerSummaryProvider, 908 "libc++ std::multimap summary provider", 909 "^std::__[[:alnum:]]+::multimap<.+>$", stl_summary_flags, true); 910 AddCXXSummary(cpp_category_sp, 911 lldb_private::formatters::LibcxxContainerSummaryProvider, 912 "libc++ std::unordered containers summary provider", 913 "^std::__[[:alnum:]]+::unordered_(multi)?(map|set)<.+> >$", 914 stl_summary_flags, true); 915 AddCXXSummary(cpp_category_sp, LibcxxContainerSummaryProvider, 916 "libc++ std::tuple summary provider", 917 "^std::__[[:alnum:]]+::tuple<.*>$", stl_summary_flags, true); 918 AddCXXSummary(cpp_category_sp, 919 lldb_private::formatters::LibCxxAtomicSummaryProvider, 920 "libc++ std::atomic summary provider", 921 "^std::__[[:alnum:]]+::atomic<.+>$", stl_summary_flags, true); 922 AddCXXSummary(cpp_category_sp, 923 lldb_private::formatters::GenericOptionalSummaryProvider, 924 "libc++ std::optional summary provider", 925 "^std::__[[:alnum:]]+::optional<.+>$", stl_summary_flags, true); 926 AddCXXSummary(cpp_category_sp, 927 lldb_private::formatters::LibcxxVariantSummaryProvider, 928 "libc++ std::variant summary provider", 929 "^std::__[[:alnum:]]+::variant<.+>$", stl_summary_flags, true); 930 AddCXXSummary(cpp_category_sp, 931 lldb_private::formatters::LibcxxContainerSummaryProvider, 932 "libc++ std::span summary provider", 933 "^std::__[[:alnum:]]+::span<.+>$", stl_summary_flags, true); 934 935 stl_summary_flags.SetSkipPointers(true); 936 937 AddCXXSummary(cpp_category_sp, 938 lldb_private::formatters::LibcxxSmartPointerSummaryProvider, 939 "libc++ std::shared_ptr summary provider", 940 "^std::__[[:alnum:]]+::shared_ptr<.+>$", stl_summary_flags, 941 true); 942 AddCXXSummary(cpp_category_sp, 943 lldb_private::formatters::LibcxxSmartPointerSummaryProvider, 944 "libc++ std::weak_ptr summary provider", 945 "^std::__[[:alnum:]]+::weak_ptr<.+>$", stl_summary_flags, true); 946 AddCXXSummary(cpp_category_sp, 947 lldb_private::formatters::LibcxxUniquePointerSummaryProvider, 948 "libc++ std::unique_ptr summary provider", 949 libcxx_std_unique_ptr_regex, stl_summary_flags, true); 950 951 AddCXXSummary(cpp_category_sp, 952 lldb_private::formatters::StdlibCoroutineHandleSummaryProvider, 953 "libc++ std::coroutine_handle summary provider", 954 libcxx_std_coroutine_handle_regex, stl_summary_flags, true); 955 956 AddCXXSynthetic( 957 cpp_category_sp, 958 lldb_private::formatters::LibCxxVectorIteratorSyntheticFrontEndCreator, 959 "std::vector iterator synthetic children", 960 "^std::__[[:alnum:]]+::__wrap_iter<.+>$", stl_synth_flags, true); 961 962 AddCXXSynthetic( 963 cpp_category_sp, 964 lldb_private::formatters::LibCxxMapIteratorSyntheticFrontEndCreator, 965 "std::map iterator synthetic children", 966 "^std::__[[:alnum:]]+::__map_(const_)?iterator<.+>$", stl_synth_flags, 967 true); 968 969 AddCXXSynthetic(cpp_category_sp, 970 lldb_private::formatters:: 971 LibCxxUnorderedMapIteratorSyntheticFrontEndCreator, 972 "std::unordered_map iterator synthetic children", 973 "^std::__[[:alnum:]]+::__hash_map_(const_)?iterator<.+>$", 974 stl_synth_flags, true); 975 // Chrono duration typedefs 976 cpp_category_sp->AddTypeSummary( 977 "^std::__[[:alnum:]]+::chrono::nanoseconds", eFormatterMatchRegex, 978 TypeSummaryImplSP(new StringSummaryFormat( 979 eTypeOptionHideChildren | eTypeOptionHideValue, "${var.__rep_} ns"))); 980 cpp_category_sp->AddTypeSummary( 981 "^std::__[[:alnum:]]+::chrono::microseconds", eFormatterMatchRegex, 982 TypeSummaryImplSP(new StringSummaryFormat( 983 eTypeOptionHideChildren | eTypeOptionHideValue, "${var.__rep_} µs"))); 984 cpp_category_sp->AddTypeSummary( 985 "^std::__[[:alnum:]]+::chrono::milliseconds", eFormatterMatchRegex, 986 TypeSummaryImplSP(new StringSummaryFormat( 987 eTypeOptionHideChildren | eTypeOptionHideValue, "${var.__rep_} ms"))); 988 cpp_category_sp->AddTypeSummary( 989 "^std::__[[:alnum:]]+::chrono::seconds", eFormatterMatchRegex, 990 TypeSummaryImplSP(new StringSummaryFormat( 991 eTypeOptionHideChildren | eTypeOptionHideValue, "${var.__rep_} s"))); 992 cpp_category_sp->AddTypeSummary( 993 "^std::__[[:alnum:]]+::chrono::minutes", eFormatterMatchRegex, 994 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 995 eTypeOptionHideValue, 996 "${var.__rep_} min"))); 997 cpp_category_sp->AddTypeSummary( 998 "^std::__[[:alnum:]]+::chrono::hours", eFormatterMatchRegex, 999 TypeSummaryImplSP(new StringSummaryFormat( 1000 eTypeOptionHideChildren | eTypeOptionHideValue, "${var.__rep_} h"))); 1001 1002 cpp_category_sp->AddTypeSummary( 1003 "^std::__[[:alnum:]]+::chrono::days", eFormatterMatchRegex, 1004 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1005 eTypeOptionHideValue, 1006 "${var.__rep_} days"))); 1007 cpp_category_sp->AddTypeSummary( 1008 "^std::__[[:alnum:]]+::chrono::weeks", eFormatterMatchRegex, 1009 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1010 eTypeOptionHideValue, 1011 "${var.__rep_} weeks"))); 1012 cpp_category_sp->AddTypeSummary( 1013 "^std::__[[:alnum:]]+::chrono::months", eFormatterMatchRegex, 1014 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1015 eTypeOptionHideValue, 1016 "${var.__rep_} months"))); 1017 cpp_category_sp->AddTypeSummary( 1018 "^std::__[[:alnum:]]+::chrono::years", eFormatterMatchRegex, 1019 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1020 eTypeOptionHideValue, 1021 "${var.__rep_} years"))); 1022 cpp_category_sp->AddTypeSummary( 1023 "^std::__[[:alnum:]]+::chrono::seconds", eFormatterMatchRegex, 1024 TypeSummaryImplSP(new StringSummaryFormat( 1025 eTypeOptionHideChildren | eTypeOptionHideValue, "${var.__rep_} s"))); 1026 1027 // Chrono time point types 1028 1029 AddCXXSummary(cpp_category_sp, 1030 lldb_private::formatters::LibcxxChronoSysSecondsSummaryProvider, 1031 "libc++ std::chrono::sys_seconds summary provider", 1032 "^std::__[[:alnum:]]+::chrono::time_point<" 1033 "std::__[[:alnum:]]+::chrono::system_clock, " 1034 "std::__[[:alnum:]]+::chrono::duration<long long, " 1035 "std::__[[:alnum:]]+::ratio<1, 1> " 1036 "> >$", 1037 eTypeOptionHideChildren | eTypeOptionHideValue | 1038 eTypeOptionCascade, 1039 true); 1040 AddCXXSummary(cpp_category_sp, 1041 lldb_private::formatters::LibcxxChronoSysDaysSummaryProvider, 1042 "libc++ std::chrono::sys_seconds summary provider", 1043 "^std::__[[:alnum:]]+::chrono::time_point<" 1044 "std::__[[:alnum:]]+::chrono::system_clock, " 1045 "std::__[[:alnum:]]+::chrono::duration<int, " 1046 "std::__[[:alnum:]]+::ratio<86400, 1> " 1047 "> >$", 1048 eTypeOptionHideChildren | eTypeOptionHideValue | 1049 eTypeOptionCascade, 1050 true); 1051 1052 // Chrono calendar types 1053 1054 cpp_category_sp->AddTypeSummary( 1055 "^std::__[[:alnum:]]+::chrono::day$", eFormatterMatchRegex, 1056 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1057 eTypeOptionHideValue, 1058 "day=${var.__d_%u}"))); 1059 1060 AddCXXSummary(cpp_category_sp, 1061 lldb_private::formatters::LibcxxChronoMonthSummaryProvider, 1062 "libc++ std::chrono::month summary provider", 1063 "^std::__[[:alnum:]]+::chrono::month$", 1064 eTypeOptionHideChildren | eTypeOptionHideValue, true); 1065 1066 cpp_category_sp->AddTypeSummary( 1067 "^std::__[[:alnum:]]+::chrono::year$", eFormatterMatchRegex, 1068 TypeSummaryImplSP(new StringSummaryFormat( 1069 eTypeOptionHideChildren | eTypeOptionHideValue, "year=${var.__y_}"))); 1070 1071 AddCXXSummary(cpp_category_sp, 1072 lldb_private::formatters::LibcxxChronoWeekdaySummaryProvider, 1073 "libc++ std::chrono::weekday summary provider", 1074 "^std::__[[:alnum:]]+::chrono::weekday$", 1075 eTypeOptionHideChildren | eTypeOptionHideValue, true); 1076 1077 cpp_category_sp->AddTypeSummary( 1078 "^std::__[[:alnum:]]+::chrono::weekday_indexed$", eFormatterMatchRegex, 1079 TypeSummaryImplSP(new StringSummaryFormat( 1080 eTypeOptionHideChildren | eTypeOptionHideValue, 1081 "${var.__wd_} index=${var.__idx_%u}"))); 1082 1083 cpp_category_sp->AddTypeSummary( 1084 "^std::__[[:alnum:]]+::chrono::weekday_last$", eFormatterMatchRegex, 1085 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1086 eTypeOptionHideValue, 1087 "${var.__wd_} index=last"))); 1088 cpp_category_sp->AddTypeSummary( 1089 "^std::__[[:alnum:]]+::chrono::month_day$", eFormatterMatchRegex, 1090 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1091 eTypeOptionHideValue, 1092 "${var.__m_} ${var.__d_}"))); 1093 cpp_category_sp->AddTypeSummary( 1094 "^std::__[[:alnum:]]+::chrono::month_day_last$", eFormatterMatchRegex, 1095 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1096 eTypeOptionHideValue, 1097 "${var.__m_} day=last"))); 1098 1099 cpp_category_sp->AddTypeSummary( 1100 "^std::__[[:alnum:]]+::chrono::month_weekday$", eFormatterMatchRegex, 1101 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1102 eTypeOptionHideValue, 1103 "${var.__m_} ${var.__wdi_}"))); 1104 1105 cpp_category_sp->AddTypeSummary( 1106 "^std::__[[:alnum:]]+::chrono::month_weekday_last$", eFormatterMatchRegex, 1107 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1108 eTypeOptionHideValue, 1109 "${var.__m_} ${var.__wdl_}"))); 1110 1111 cpp_category_sp->AddTypeSummary( 1112 "^std::__[[:alnum:]]+::chrono::year_month$", eFormatterMatchRegex, 1113 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1114 eTypeOptionHideValue, 1115 "${var.__y_} ${var.__m_}"))); 1116 1117 AddCXXSummary( 1118 cpp_category_sp, 1119 lldb_private::formatters::LibcxxChronoYearMonthDaySummaryProvider, 1120 "libc++ std::chrono::year_month_day summary provider", 1121 "^std::__[[:alnum:]]+::chrono::year_month_day$", 1122 eTypeOptionHideChildren | eTypeOptionHideValue, true); 1123 1124 cpp_category_sp->AddTypeSummary( 1125 "^std::__[[:alnum:]]+::chrono::year_month_day_last$", 1126 eFormatterMatchRegex, 1127 TypeSummaryImplSP(new StringSummaryFormat(eTypeOptionHideChildren | 1128 eTypeOptionHideValue, 1129 "${var.__y_} ${var.__mdl_}"))); 1130 1131 cpp_category_sp->AddTypeSummary( 1132 "^std::__[[:alnum:]]+::chrono::year_month_weekday$", eFormatterMatchRegex, 1133 TypeSummaryImplSP(new StringSummaryFormat( 1134 eTypeOptionHideChildren | eTypeOptionHideValue, 1135 "${var.__y_} ${var.__m_} ${var.__wdi_}"))); 1136 1137 cpp_category_sp->AddTypeSummary( 1138 "^std::__[[:alnum:]]+::chrono::year_month_weekday_last$", 1139 eFormatterMatchRegex, 1140 TypeSummaryImplSP(new StringSummaryFormat( 1141 eTypeOptionHideChildren | eTypeOptionHideValue, 1142 "${var.__y_} ${var.__m_} ${var.__wdl_}"))); 1143 } 1144 1145 static void LoadLibStdcppFormatters(lldb::TypeCategoryImplSP cpp_category_sp) { 1146 if (!cpp_category_sp) 1147 return; 1148 1149 TypeSummaryImpl::Flags stl_summary_flags; 1150 stl_summary_flags.SetCascades(true) 1151 .SetSkipPointers(false) 1152 .SetSkipReferences(false) 1153 .SetDontShowChildren(true) 1154 .SetDontShowValue(true) 1155 .SetShowMembersOneLiner(false) 1156 .SetHideItemNames(false); 1157 1158 lldb::TypeSummaryImplSP std_string_summary_sp( 1159 new StringSummaryFormat(stl_summary_flags, "${var._M_dataplus._M_p}")); 1160 1161 lldb::TypeSummaryImplSP cxx11_string_summary_sp(new CXXFunctionSummaryFormat( 1162 stl_summary_flags, LibStdcppStringSummaryProvider, 1163 "libstdc++ c++11 std::string summary provider")); 1164 lldb::TypeSummaryImplSP cxx11_wstring_summary_sp(new CXXFunctionSummaryFormat( 1165 stl_summary_flags, LibStdcppWStringSummaryProvider, 1166 "libstdc++ c++11 std::wstring summary provider")); 1167 1168 cpp_category_sp->AddTypeSummary("std::string", eFormatterMatchExact, 1169 std_string_summary_sp); 1170 cpp_category_sp->AddTypeSummary("std::basic_string<char>", 1171 eFormatterMatchExact, std_string_summary_sp); 1172 cpp_category_sp->AddTypeSummary( 1173 "std::basic_string<char,std::char_traits<char>,std::allocator<char> >", 1174 eFormatterMatchExact, std_string_summary_sp); 1175 cpp_category_sp->AddTypeSummary( 1176 "std::basic_string<char, std::char_traits<char>, std::allocator<char> >", 1177 eFormatterMatchExact, std_string_summary_sp); 1178 1179 cpp_category_sp->AddTypeSummary("std::__cxx11::string", eFormatterMatchExact, 1180 cxx11_string_summary_sp); 1181 cpp_category_sp->AddTypeSummary( 1182 "std::__cxx11::basic_string<char, std::char_traits<char>, " 1183 "std::allocator<char> >", 1184 eFormatterMatchExact, cxx11_string_summary_sp); 1185 cpp_category_sp->AddTypeSummary("std::__cxx11::basic_string<unsigned char, " 1186 "std::char_traits<unsigned char>, " 1187 "std::allocator<unsigned char> >", 1188 eFormatterMatchExact, 1189 cxx11_string_summary_sp); 1190 1191 // making sure we force-pick the summary for printing wstring (_M_p is a 1192 // wchar_t*) 1193 lldb::TypeSummaryImplSP std_wstring_summary_sp( 1194 new StringSummaryFormat(stl_summary_flags, "${var._M_dataplus._M_p%S}")); 1195 1196 cpp_category_sp->AddTypeSummary("std::wstring", eFormatterMatchExact, 1197 std_wstring_summary_sp); 1198 cpp_category_sp->AddTypeSummary("std::basic_string<wchar_t>", 1199 eFormatterMatchExact, std_wstring_summary_sp); 1200 cpp_category_sp->AddTypeSummary("std::basic_string<wchar_t,std::char_traits<" 1201 "wchar_t>,std::allocator<wchar_t> >", 1202 eFormatterMatchExact, std_wstring_summary_sp); 1203 cpp_category_sp->AddTypeSummary( 1204 "std::basic_string<wchar_t, std::char_traits<wchar_t>, " 1205 "std::allocator<wchar_t> >", 1206 eFormatterMatchExact, std_wstring_summary_sp); 1207 1208 cpp_category_sp->AddTypeSummary("std::__cxx11::wstring", eFormatterMatchExact, 1209 cxx11_wstring_summary_sp); 1210 cpp_category_sp->AddTypeSummary( 1211 "std::__cxx11::basic_string<wchar_t, std::char_traits<wchar_t>, " 1212 "std::allocator<wchar_t> >", 1213 eFormatterMatchExact, cxx11_wstring_summary_sp); 1214 1215 SyntheticChildren::Flags stl_synth_flags; 1216 stl_synth_flags.SetCascades(true).SetSkipPointers(false).SetSkipReferences( 1217 false); 1218 SyntheticChildren::Flags stl_deref_flags = stl_synth_flags; 1219 stl_deref_flags.SetFrontEndWantsDereference(); 1220 1221 cpp_category_sp->AddTypeSynthetic( 1222 "^std::vector<.+>(( )?&)?$", eFormatterMatchRegex, 1223 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1224 stl_synth_flags, 1225 "lldb.formatters.cpp.gnu_libstdcpp.StdVectorSynthProvider"))); 1226 cpp_category_sp->AddTypeSynthetic( 1227 "^std::map<.+> >(( )?&)?$", eFormatterMatchRegex, 1228 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1229 stl_synth_flags, 1230 "lldb.formatters.cpp.gnu_libstdcpp.StdMapLikeSynthProvider"))); 1231 cpp_category_sp->AddTypeSynthetic( 1232 "^std::deque<.+>(( )?&)?$", eFormatterMatchRegex, 1233 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1234 stl_deref_flags, 1235 "lldb.formatters.cpp.gnu_libstdcpp.StdDequeSynthProvider"))); 1236 cpp_category_sp->AddTypeSynthetic( 1237 "^std::set<.+> >(( )?&)?$", eFormatterMatchRegex, 1238 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1239 stl_deref_flags, 1240 "lldb.formatters.cpp.gnu_libstdcpp.StdMapLikeSynthProvider"))); 1241 cpp_category_sp->AddTypeSynthetic( 1242 "^std::multimap<.+> >(( )?&)?$", eFormatterMatchRegex, 1243 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1244 stl_deref_flags, 1245 "lldb.formatters.cpp.gnu_libstdcpp.StdMapLikeSynthProvider"))); 1246 cpp_category_sp->AddTypeSynthetic( 1247 "^std::multiset<.+> >(( )?&)?$", eFormatterMatchRegex, 1248 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1249 stl_deref_flags, 1250 "lldb.formatters.cpp.gnu_libstdcpp.StdMapLikeSynthProvider"))); 1251 cpp_category_sp->AddTypeSynthetic( 1252 "^std::unordered_(multi)?(map|set)<.+> >$", eFormatterMatchRegex, 1253 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1254 stl_deref_flags, 1255 "lldb.formatters.cpp.gnu_libstdcpp.StdUnorderedMapSynthProvider"))); 1256 cpp_category_sp->AddTypeSynthetic( 1257 "^std::(__cxx11::)?list<.+>(( )?&)?$", eFormatterMatchRegex, 1258 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1259 stl_deref_flags, 1260 "lldb.formatters.cpp.gnu_libstdcpp.StdListSynthProvider"))); 1261 cpp_category_sp->AddTypeSynthetic( 1262 "^std::(__cxx11::)?forward_list<.+>(( )?&)?$", eFormatterMatchRegex, 1263 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1264 stl_synth_flags, 1265 "lldb.formatters.cpp.gnu_libstdcpp.StdForwardListSynthProvider"))); 1266 cpp_category_sp->AddTypeSynthetic( 1267 "^std::variant<.+>$", eFormatterMatchRegex, 1268 SyntheticChildrenSP(new ScriptedSyntheticChildren( 1269 stl_synth_flags, 1270 "lldb.formatters.cpp.gnu_libstdcpp.VariantSynthProvider"))); 1271 1272 stl_summary_flags.SetDontShowChildren(false); 1273 stl_summary_flags.SetSkipPointers(false); 1274 cpp_category_sp->AddTypeSummary("^std::bitset<.+>(( )?&)?$", 1275 eFormatterMatchRegex, 1276 TypeSummaryImplSP(new StringSummaryFormat( 1277 stl_summary_flags, "size=${svar%#}"))); 1278 cpp_category_sp->AddTypeSummary("^std::vector<.+>(( )?&)?$", 1279 eFormatterMatchRegex, 1280 TypeSummaryImplSP(new StringSummaryFormat( 1281 stl_summary_flags, "size=${svar%#}"))); 1282 cpp_category_sp->AddTypeSummary("^std::map<.+> >(( )?&)?$", 1283 eFormatterMatchRegex, 1284 TypeSummaryImplSP(new StringSummaryFormat( 1285 stl_summary_flags, "size=${svar%#}"))); 1286 cpp_category_sp->AddTypeSummary("^std::set<.+> >(( )?&)?$", 1287 eFormatterMatchRegex, 1288 TypeSummaryImplSP(new StringSummaryFormat( 1289 stl_summary_flags, "size=${svar%#}"))); 1290 cpp_category_sp->AddTypeSummary("^std::deque<.+>(( )?&)?$", 1291 eFormatterMatchRegex, 1292 TypeSummaryImplSP(new StringSummaryFormat( 1293 stl_summary_flags, "size=${svar%#}"))); 1294 cpp_category_sp->AddTypeSummary("^std::multimap<.+> >(( )?&)?$", 1295 eFormatterMatchRegex, 1296 TypeSummaryImplSP(new StringSummaryFormat( 1297 stl_summary_flags, "size=${svar%#}"))); 1298 cpp_category_sp->AddTypeSummary("^std::multiset<.+> >(( )?&)?$", 1299 eFormatterMatchRegex, 1300 TypeSummaryImplSP(new StringSummaryFormat( 1301 stl_summary_flags, "size=${svar%#}"))); 1302 cpp_category_sp->AddTypeSummary("^std::unordered_(multi)?(map|set)<.+> >$", 1303 eFormatterMatchRegex, 1304 TypeSummaryImplSP(new StringSummaryFormat( 1305 stl_summary_flags, "size=${svar%#}"))); 1306 cpp_category_sp->AddTypeSummary("^std::(__cxx11::)?list<.+>(( )?&)?$", 1307 eFormatterMatchRegex, 1308 TypeSummaryImplSP(new StringSummaryFormat( 1309 stl_summary_flags, "size=${svar%#}"))); 1310 cpp_category_sp->AddTypeSummary( 1311 "^std::(__cxx11::)?forward_list<.+>(( )?&)?$", eFormatterMatchRegex, 1312 TypeSummaryImplSP(new ScriptSummaryFormat( 1313 stl_summary_flags, 1314 "lldb.formatters.cpp.gnu_libstdcpp.ForwardListSummaryProvider"))); 1315 cpp_category_sp->AddTypeSummary( 1316 "^std::variant<.+>$", eFormatterMatchRegex, 1317 TypeSummaryImplSP(new ScriptSummaryFormat( 1318 stl_summary_flags, 1319 "lldb.formatters.cpp.gnu_libstdcpp.VariantSummaryProvider"))); 1320 1321 AddCXXSynthetic( 1322 cpp_category_sp, 1323 lldb_private::formatters::LibStdcppVectorIteratorSyntheticFrontEndCreator, 1324 "std::vector iterator synthetic children", 1325 "^__gnu_cxx::__normal_iterator<.+>$", stl_synth_flags, true); 1326 1327 AddCXXSynthetic( 1328 cpp_category_sp, 1329 lldb_private::formatters::LibstdcppMapIteratorSyntheticFrontEndCreator, 1330 "std::map iterator synthetic children", "^std::_Rb_tree_iterator<.+>$", 1331 stl_synth_flags, true); 1332 1333 AddCXXSynthetic( 1334 cpp_category_sp, 1335 lldb_private::formatters::LibStdcppUniquePtrSyntheticFrontEndCreator, 1336 "std::unique_ptr synthetic children", "^std::unique_ptr<.+>(( )?&)?$", 1337 stl_synth_flags, true); 1338 AddCXXSynthetic( 1339 cpp_category_sp, 1340 lldb_private::formatters::LibStdcppSharedPtrSyntheticFrontEndCreator, 1341 "std::shared_ptr synthetic children", "^std::shared_ptr<.+>(( )?&)?$", 1342 stl_synth_flags, true); 1343 AddCXXSynthetic( 1344 cpp_category_sp, 1345 lldb_private::formatters::LibStdcppSharedPtrSyntheticFrontEndCreator, 1346 "std::weak_ptr synthetic children", "^std::weak_ptr<.+>(( )?&)?$", 1347 stl_synth_flags, true); 1348 AddCXXSynthetic( 1349 cpp_category_sp, 1350 lldb_private::formatters::LibStdcppTupleSyntheticFrontEndCreator, 1351 "std::tuple synthetic children", "^std::tuple<.+>(( )?&)?$", 1352 stl_synth_flags, true); 1353 1354 static constexpr const char *const libstdcpp_std_coroutine_handle_regex = 1355 "^std::coroutine_handle<.+>(( )?&)?$"; 1356 AddCXXSynthetic( 1357 cpp_category_sp, 1358 lldb_private::formatters::StdlibCoroutineHandleSyntheticFrontEndCreator, 1359 "std::coroutine_handle synthetic children", 1360 libstdcpp_std_coroutine_handle_regex, stl_deref_flags, true); 1361 1362 AddCXXSynthetic( 1363 cpp_category_sp, 1364 lldb_private::formatters::LibStdcppBitsetSyntheticFrontEndCreator, 1365 "std::bitset synthetic child", "^std::bitset<.+>(( )?&)?$", 1366 stl_deref_flags, true); 1367 1368 AddCXXSynthetic( 1369 cpp_category_sp, 1370 lldb_private::formatters::LibStdcppOptionalSyntheticFrontEndCreator, 1371 "std::optional synthetic child", "^std::optional<.+>(( )?&)?$", 1372 stl_deref_flags, true); 1373 1374 AddCXXSummary(cpp_category_sp, 1375 lldb_private::formatters::LibStdcppUniquePointerSummaryProvider, 1376 "libstdc++ std::unique_ptr summary provider", 1377 "^std::unique_ptr<.+>(( )?&)?$", stl_summary_flags, true); 1378 AddCXXSummary(cpp_category_sp, 1379 lldb_private::formatters::LibStdcppSmartPointerSummaryProvider, 1380 "libstdc++ std::shared_ptr summary provider", 1381 "^std::shared_ptr<.+>(( )?&)?$", stl_summary_flags, true); 1382 AddCXXSummary(cpp_category_sp, 1383 lldb_private::formatters::LibStdcppSmartPointerSummaryProvider, 1384 "libstdc++ std::weak_ptr summary provider", 1385 "^std::weak_ptr<.+>(( )?&)?$", stl_summary_flags, true); 1386 AddCXXSummary(cpp_category_sp, 1387 lldb_private::formatters::StdlibCoroutineHandleSummaryProvider, 1388 "libstdc++ std::coroutine_handle summary provider", 1389 libstdcpp_std_coroutine_handle_regex, stl_summary_flags, true); 1390 AddCXXSummary(cpp_category_sp, 1391 lldb_private::formatters::GenericOptionalSummaryProvider, 1392 "libstd++ std::optional summary provider", 1393 "^std::optional<.+>(( )?&)?$", stl_summary_flags, true); 1394 } 1395 1396 static void LoadSystemFormatters(lldb::TypeCategoryImplSP cpp_category_sp) { 1397 if (!cpp_category_sp) 1398 return; 1399 1400 TypeSummaryImpl::Flags string_flags; 1401 string_flags.SetCascades(true) 1402 .SetSkipPointers(true) 1403 .SetSkipReferences(false) 1404 .SetDontShowChildren(true) 1405 .SetDontShowValue(false) 1406 .SetShowMembersOneLiner(false) 1407 .SetHideItemNames(false); 1408 1409 TypeSummaryImpl::Flags string_array_flags; 1410 string_array_flags.SetCascades(true) 1411 .SetSkipPointers(true) 1412 .SetSkipReferences(false) 1413 .SetDontShowChildren(true) 1414 .SetDontShowValue(true) 1415 .SetShowMembersOneLiner(false) 1416 .SetHideItemNames(false); 1417 1418 AddCXXSummary(cpp_category_sp, 1419 lldb_private::formatters::Char8StringSummaryProvider, 1420 "char8_t * summary provider", "char8_t *", string_flags); 1421 AddCXXSummary(cpp_category_sp, 1422 lldb_private::formatters::Char8StringSummaryProvider, 1423 "char8_t [] summary provider", "char8_t ?\\[[0-9]+\\]", 1424 string_array_flags, true); 1425 1426 AddCXXSummary(cpp_category_sp, 1427 lldb_private::formatters::Char16StringSummaryProvider, 1428 "char16_t * summary provider", "char16_t *", string_flags); 1429 AddCXXSummary(cpp_category_sp, 1430 lldb_private::formatters::Char16StringSummaryProvider, 1431 "char16_t [] summary provider", "char16_t ?\\[[0-9]+\\]", 1432 string_array_flags, true); 1433 1434 AddCXXSummary(cpp_category_sp, 1435 lldb_private::formatters::Char32StringSummaryProvider, 1436 "char32_t * summary provider", "char32_t *", string_flags); 1437 AddCXXSummary(cpp_category_sp, 1438 lldb_private::formatters::Char32StringSummaryProvider, 1439 "char32_t [] summary provider", "char32_t ?\\[[0-9]+\\]", 1440 string_array_flags, true); 1441 1442 AddCXXSummary(cpp_category_sp, 1443 lldb_private::formatters::WCharStringSummaryProvider, 1444 "wchar_t * summary provider", "wchar_t *", string_flags); 1445 AddCXXSummary(cpp_category_sp, 1446 lldb_private::formatters::WCharStringSummaryProvider, 1447 "wchar_t * summary provider", "wchar_t ?\\[[0-9]+\\]", 1448 string_array_flags, true); 1449 1450 AddCXXSummary(cpp_category_sp, 1451 lldb_private::formatters::Char16StringSummaryProvider, 1452 "unichar * summary provider", "unichar *", string_flags); 1453 1454 TypeSummaryImpl::Flags widechar_flags; 1455 widechar_flags.SetDontShowValue(true) 1456 .SetSkipPointers(true) 1457 .SetSkipReferences(false) 1458 .SetCascades(true) 1459 .SetDontShowChildren(true) 1460 .SetHideItemNames(true) 1461 .SetShowMembersOneLiner(false); 1462 1463 AddCXXSummary(cpp_category_sp, lldb_private::formatters::Char8SummaryProvider, 1464 "char8_t summary provider", "char8_t", widechar_flags); 1465 AddCXXSummary(cpp_category_sp, 1466 lldb_private::formatters::Char16SummaryProvider, 1467 "char16_t summary provider", "char16_t", widechar_flags); 1468 AddCXXSummary(cpp_category_sp, 1469 lldb_private::formatters::Char32SummaryProvider, 1470 "char32_t summary provider", "char32_t", widechar_flags); 1471 AddCXXSummary(cpp_category_sp, lldb_private::formatters::WCharSummaryProvider, 1472 "wchar_t summary provider", "wchar_t", widechar_flags); 1473 1474 AddCXXSummary(cpp_category_sp, 1475 lldb_private::formatters::Char16SummaryProvider, 1476 "unichar summary provider", "unichar", widechar_flags); 1477 } 1478 1479 std::unique_ptr<Language::TypeScavenger> CPlusPlusLanguage::GetTypeScavenger() { 1480 class CPlusPlusTypeScavenger : public Language::ImageListTypeScavenger { 1481 public: 1482 CompilerType AdjustForInclusion(CompilerType &candidate) override { 1483 LanguageType lang_type(candidate.GetMinimumLanguage()); 1484 if (!Language::LanguageIsC(lang_type) && 1485 !Language::LanguageIsCPlusPlus(lang_type)) 1486 return CompilerType(); 1487 if (candidate.IsTypedefType()) 1488 return candidate.GetTypedefedType(); 1489 return candidate; 1490 } 1491 }; 1492 1493 return std::unique_ptr<TypeScavenger>(new CPlusPlusTypeScavenger()); 1494 } 1495 1496 lldb::TypeCategoryImplSP CPlusPlusLanguage::GetFormatters() { 1497 static llvm::once_flag g_initialize; 1498 static TypeCategoryImplSP g_category; 1499 1500 llvm::call_once(g_initialize, [this]() -> void { 1501 DataVisualization::Categories::GetCategory(ConstString(GetPluginName()), 1502 g_category); 1503 if (g_category) { 1504 LoadLibStdcppFormatters(g_category); 1505 LoadLibCxxFormatters(g_category); 1506 LoadSystemFormatters(g_category); 1507 } 1508 }); 1509 return g_category; 1510 } 1511 1512 HardcodedFormatters::HardcodedSummaryFinder 1513 CPlusPlusLanguage::GetHardcodedSummaries() { 1514 static llvm::once_flag g_initialize; 1515 static ConstString g_vectortypes("VectorTypes"); 1516 static HardcodedFormatters::HardcodedSummaryFinder g_formatters; 1517 1518 llvm::call_once(g_initialize, []() -> void { 1519 g_formatters.push_back( 1520 [](lldb_private::ValueObject &valobj, lldb::DynamicValueType, 1521 FormatManager &) -> TypeSummaryImpl::SharedPointer { 1522 static CXXFunctionSummaryFormat::SharedPointer formatter_sp( 1523 new CXXFunctionSummaryFormat( 1524 TypeSummaryImpl::Flags(), 1525 lldb_private::formatters::CXXFunctionPointerSummaryProvider, 1526 "Function pointer summary provider")); 1527 if (CompilerType CT = valobj.GetCompilerType(); 1528 CT.IsFunctionPointerType() || CT.IsMemberFunctionPointerType() || 1529 valobj.GetValueType() == lldb::eValueTypeVTableEntry) { 1530 return formatter_sp; 1531 } 1532 return nullptr; 1533 }); 1534 g_formatters.push_back( 1535 [](lldb_private::ValueObject &valobj, lldb::DynamicValueType, 1536 FormatManager &fmt_mgr) -> TypeSummaryImpl::SharedPointer { 1537 static CXXFunctionSummaryFormat::SharedPointer formatter_sp( 1538 new CXXFunctionSummaryFormat( 1539 TypeSummaryImpl::Flags() 1540 .SetCascades(true) 1541 .SetDontShowChildren(true) 1542 .SetHideItemNames(true) 1543 .SetShowMembersOneLiner(true) 1544 .SetSkipPointers(true) 1545 .SetSkipReferences(false), 1546 lldb_private::formatters::VectorTypeSummaryProvider, 1547 "vector_type pointer summary provider")); 1548 if (valobj.GetCompilerType().IsVectorType()) { 1549 if (fmt_mgr.GetCategory(g_vectortypes)->IsEnabled()) 1550 return formatter_sp; 1551 } 1552 return nullptr; 1553 }); 1554 g_formatters.push_back( 1555 [](lldb_private::ValueObject &valobj, lldb::DynamicValueType, 1556 FormatManager &fmt_mgr) -> TypeSummaryImpl::SharedPointer { 1557 static CXXFunctionSummaryFormat::SharedPointer formatter_sp( 1558 new CXXFunctionSummaryFormat( 1559 TypeSummaryImpl::Flags() 1560 .SetCascades(true) 1561 .SetDontShowChildren(true) 1562 .SetHideItemNames(true) 1563 .SetShowMembersOneLiner(true) 1564 .SetSkipPointers(true) 1565 .SetSkipReferences(false), 1566 lldb_private::formatters::BlockPointerSummaryProvider, 1567 "block pointer summary provider")); 1568 if (valobj.GetCompilerType().IsBlockPointerType()) { 1569 return formatter_sp; 1570 } 1571 return nullptr; 1572 }); 1573 }); 1574 1575 return g_formatters; 1576 } 1577 1578 HardcodedFormatters::HardcodedSyntheticFinder 1579 CPlusPlusLanguage::GetHardcodedSynthetics() { 1580 static llvm::once_flag g_initialize; 1581 static ConstString g_vectortypes("VectorTypes"); 1582 static HardcodedFormatters::HardcodedSyntheticFinder g_formatters; 1583 1584 llvm::call_once(g_initialize, []() -> void { 1585 g_formatters.push_back([](lldb_private::ValueObject &valobj, 1586 lldb::DynamicValueType, FormatManager &fmt_mgr) 1587 -> SyntheticChildren::SharedPointer { 1588 static CXXSyntheticChildren::SharedPointer formatter_sp( 1589 new CXXSyntheticChildren( 1590 SyntheticChildren::Flags() 1591 .SetCascades(true) 1592 .SetSkipPointers(true) 1593 .SetSkipReferences(true) 1594 .SetNonCacheable(true), 1595 "vector_type synthetic children", 1596 lldb_private::formatters::VectorTypeSyntheticFrontEndCreator)); 1597 if (valobj.GetCompilerType().IsVectorType()) { 1598 if (fmt_mgr.GetCategory(g_vectortypes)->IsEnabled()) 1599 return formatter_sp; 1600 } 1601 return nullptr; 1602 }); 1603 g_formatters.push_back([](lldb_private::ValueObject &valobj, 1604 lldb::DynamicValueType, FormatManager &fmt_mgr) 1605 -> SyntheticChildren::SharedPointer { 1606 static CXXSyntheticChildren::SharedPointer formatter_sp( 1607 new CXXSyntheticChildren( 1608 SyntheticChildren::Flags() 1609 .SetCascades(true) 1610 .SetSkipPointers(true) 1611 .SetSkipReferences(true) 1612 .SetNonCacheable(true), 1613 "block pointer synthetic children", 1614 lldb_private::formatters::BlockPointerSyntheticFrontEndCreator)); 1615 if (valobj.GetCompilerType().IsBlockPointerType()) { 1616 return formatter_sp; 1617 } 1618 return nullptr; 1619 }); 1620 }); 1621 1622 return g_formatters; 1623 } 1624 1625 bool CPlusPlusLanguage::IsNilReference(ValueObject &valobj) { 1626 if (!Language::LanguageIsCPlusPlus(valobj.GetObjectRuntimeLanguage()) || 1627 !valobj.IsPointerType()) 1628 return false; 1629 bool canReadValue = true; 1630 bool isZero = valobj.GetValueAsUnsigned(0, &canReadValue) == 0; 1631 return canReadValue && isZero; 1632 } 1633 1634 bool CPlusPlusLanguage::IsSourceFile(llvm::StringRef file_path) const { 1635 const auto suffixes = {".cpp", ".cxx", ".c++", ".cc", ".c", 1636 ".h", ".hh", ".hpp", ".hxx", ".h++"}; 1637 for (auto suffix : suffixes) { 1638 if (file_path.ends_with_insensitive(suffix)) 1639 return true; 1640 } 1641 1642 // Check if we're in a STL path (where the files usually have no extension 1643 // that we could check for. 1644 return file_path.contains("/usr/include/c++/"); 1645 } 1646 1647 bool CPlusPlusLanguage::GetFunctionDisplayName( 1648 const SymbolContext *sc, const ExecutionContext *exe_ctx, 1649 FunctionNameRepresentation representation, Stream &s) { 1650 switch (representation) { 1651 case FunctionNameRepresentation::eNameWithArgs: { 1652 // Print the function name with arguments in it 1653 if (sc->function) { 1654 ExecutionContextScope *exe_scope = 1655 exe_ctx ? exe_ctx->GetBestExecutionContextScope() : nullptr; 1656 const char *cstr = sc->function->GetName().AsCString(nullptr); 1657 if (cstr) { 1658 const InlineFunctionInfo *inline_info = nullptr; 1659 VariableListSP variable_list_sp; 1660 bool get_function_vars = true; 1661 if (sc->block) { 1662 Block *inline_block = sc->block->GetContainingInlinedBlock(); 1663 1664 if (inline_block) { 1665 get_function_vars = false; 1666 inline_info = inline_block->GetInlinedFunctionInfo(); 1667 if (inline_info) 1668 variable_list_sp = inline_block->GetBlockVariableList(true); 1669 } 1670 } 1671 1672 if (get_function_vars) { 1673 variable_list_sp = 1674 sc->function->GetBlock(true).GetBlockVariableList(true); 1675 } 1676 1677 if (inline_info) { 1678 s.PutCString(cstr); 1679 s.PutCString(" [inlined] "); 1680 cstr = inline_info->GetName().GetCString(); 1681 } 1682 1683 VariableList args; 1684 if (variable_list_sp) 1685 variable_list_sp->AppendVariablesWithScope(eValueTypeVariableArgument, 1686 args); 1687 if (args.GetSize() > 0) { 1688 if (!PrettyPrintFunctionNameWithArgs(s, cstr, exe_scope, args)) 1689 return false; 1690 } else { 1691 s.PutCString(cstr); 1692 } 1693 return true; 1694 } 1695 } else if (sc->symbol) { 1696 const char *cstr = sc->symbol->GetName().AsCString(nullptr); 1697 if (cstr) { 1698 s.PutCString(cstr); 1699 return true; 1700 } 1701 } 1702 } break; 1703 default: 1704 return false; 1705 } 1706 1707 return false; 1708 } 1709