1 //===-- DWARFASTParserClang.h -----------------------------------*- 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 #ifndef SymbolFileDWARF_DWARFASTParserClang_h_ 11 #define SymbolFileDWARF_DWARFASTParserClang_h_ 12 13 // C Includes 14 // C++ Includes 15 // Other libraries and framework includes 16 #include "clang/AST/CharUnits.h" 17 #include "llvm/ADT/DenseMap.h" 18 #include "llvm/ADT/SmallPtrSet.h" 19 #include "llvm/ADT/SmallVector.h" 20 21 // Project includes 22 #include "DWARFASTParser.h" 23 #include "DWARFDefines.h" 24 #include "lldb/Core/ClangForward.h" 25 #include "lldb/Core/PluginInterface.h" 26 #include "lldb/Symbol/ClangASTContext.h" 27 #include "lldb/Symbol/ClangASTImporter.h" 28 29 class DWARFDebugInfoEntry; 30 class DWARFDIECollection; 31 32 class DWARFASTParserClang : public DWARFASTParser { 33 public: 34 DWARFASTParserClang(lldb_private::ClangASTContext &ast); 35 36 ~DWARFASTParserClang() override; 37 38 // DWARFASTParser interface. 39 lldb::TypeSP ParseTypeFromDWARF(const lldb_private::SymbolContext &sc, 40 const DWARFDIE &die, lldb_private::Log *log, 41 bool *type_is_new_ptr) override; 42 43 lldb_private::Function * 44 ParseFunctionFromDWARF(const lldb_private::SymbolContext &sc, 45 const DWARFDIE &die) override; 46 47 bool 48 CompleteTypeFromDWARF(const DWARFDIE &die, lldb_private::Type *type, 49 lldb_private::CompilerType &compiler_type) override; 50 51 lldb_private::CompilerDecl 52 GetDeclForUIDFromDWARF(const DWARFDIE &die) override; 53 54 std::vector<DWARFDIE> 55 GetDIEForDeclContext(lldb_private::CompilerDeclContext decl_context) override; 56 57 lldb_private::CompilerDeclContext 58 GetDeclContextForUIDFromDWARF(const DWARFDIE &die) override; 59 60 lldb_private::CompilerDeclContext 61 GetDeclContextContainingUIDFromDWARF(const DWARFDIE &die) override; 62 63 lldb_private::ClangASTImporter &GetClangASTImporter(); 64 65 protected: 66 class DelayedAddObjCClassProperty; 67 typedef std::vector<DelayedAddObjCClassProperty> DelayedPropertyList; 68 69 clang::BlockDecl *ResolveBlockDIE(const DWARFDIE &die); 70 71 clang::NamespaceDecl *ResolveNamespaceDIE(const DWARFDIE &die); 72 73 bool ParseTemplateDIE(const DWARFDIE &die, 74 lldb_private::ClangASTContext::TemplateParameterInfos 75 &template_param_infos); 76 bool ParseTemplateParameterInfos( 77 const DWARFDIE &parent_die, 78 lldb_private::ClangASTContext::TemplateParameterInfos 79 &template_param_infos); 80 81 bool 82 ParseChildMembers(const lldb_private::SymbolContext &sc, const DWARFDIE &die, 83 lldb_private::CompilerType &class_compiler_type, 84 const lldb::LanguageType class_language, 85 std::vector<clang::CXXBaseSpecifier *> &base_classes, 86 std::vector<int> &member_accessibilities, 87 DWARFDIECollection &member_function_dies, 88 DelayedPropertyList &delayed_properties, 89 lldb::AccessType &default_accessibility, bool &is_a_class, 90 lldb_private::ClangASTImporter::LayoutInfo &layout_info); 91 92 size_t 93 ParseChildParameters(const lldb_private::SymbolContext &sc, 94 clang::DeclContext *containing_decl_ctx, 95 const DWARFDIE &parent_die, bool skip_artificial, 96 bool &is_static, bool &is_variadic, 97 bool &has_template_params, 98 std::vector<lldb_private::CompilerType> &function_args, 99 std::vector<clang::ParmVarDecl *> &function_param_decls, 100 unsigned &type_quals); 101 102 void ParseChildArrayInfo(const lldb_private::SymbolContext &sc, 103 const DWARFDIE &parent_die, int64_t &first_index, 104 std::vector<uint64_t> &element_orders, 105 uint32_t &byte_stride, uint32_t &bit_stride); 106 107 size_t ParseChildEnumerators(const lldb_private::SymbolContext &sc, 108 lldb_private::CompilerType &compiler_type, 109 bool is_signed, uint32_t enumerator_byte_size, 110 const DWARFDIE &parent_die); 111 112 lldb_private::Type *GetTypeForDIE(const DWARFDIE &die); 113 114 clang::Decl *GetClangDeclForDIE(const DWARFDIE &die); 115 116 clang::DeclContext *GetClangDeclContextForDIE(const DWARFDIE &die); 117 118 clang::DeclContext *GetClangDeclContextContainingDIE(const DWARFDIE &die, 119 DWARFDIE *decl_ctx_die); 120 121 bool CopyUniqueClassMethodTypes(const DWARFDIE &src_class_die, 122 const DWARFDIE &dst_class_die, 123 lldb_private::Type *class_type, 124 DWARFDIECollection &failures); 125 126 clang::DeclContext *GetCachedClangDeclContextForDIE(const DWARFDIE &die); 127 128 void LinkDeclContextToDIE(clang::DeclContext *decl_ctx, const DWARFDIE &die); 129 130 void LinkDeclToDIE(clang::Decl *decl, const DWARFDIE &die); 131 132 lldb::TypeSP ParseTypeFromDWO(const DWARFDIE &die, lldb_private::Log *log); 133 134 //---------------------------------------------------------------------- 135 // Return true if this type is a declaration to a type in an external 136 // module. 137 //---------------------------------------------------------------------- 138 lldb::ModuleSP GetModuleForType(const DWARFDIE &die); 139 140 typedef llvm::SmallPtrSet<const DWARFDebugInfoEntry *, 4> DIEPointerSet; 141 typedef llvm::DenseMap<const DWARFDebugInfoEntry *, clang::DeclContext *> 142 DIEToDeclContextMap; 143 // typedef llvm::DenseMap<const clang::DeclContext *, DIEPointerSet> 144 // DeclContextToDIEMap; 145 typedef std::multimap<const clang::DeclContext *, const DWARFDIE> 146 DeclContextToDIEMap; 147 typedef llvm::DenseMap<const DWARFDebugInfoEntry *, clang::Decl *> 148 DIEToDeclMap; 149 typedef llvm::DenseMap<const clang::Decl *, DIEPointerSet> DeclToDIEMap; 150 151 lldb_private::ClangASTContext &m_ast; 152 DIEToDeclMap m_die_to_decl; 153 DeclToDIEMap m_decl_to_die; 154 DIEToDeclContextMap m_die_to_decl_ctx; 155 DeclContextToDIEMap m_decl_ctx_to_die; 156 std::unique_ptr<lldb_private::ClangASTImporter> m_clang_ast_importer_ap; 157 }; 158 159 #endif // SymbolFileDWARF_DWARFASTParserClang_h_ 160