1 //===-- DWARFASTParserClang.h -----------------------------------*- C++ -*-===//
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
7 //===----------------------------------------------------------------------===//
9 #ifndef SymbolFileDWARF_DWARFASTParserClang_h_
10 #define SymbolFileDWARF_DWARFASTParserClang_h_
12 #include "clang/AST/CharUnits.h"
13 #include "llvm/ADT/DenseMap.h"
14 #include "llvm/ADT/SmallPtrSet.h"
15 #include "llvm/ADT/SmallVector.h"
17 #include "DWARFASTParser.h"
18 #include "DWARFDefines.h"
19 #include "lldb/Core/ClangForward.h"
20 #include "lldb/Core/PluginInterface.h"
21 #include "lldb/Symbol/ClangASTContext.h"
22 #include "lldb/Symbol/ClangASTImporter.h"
26 namespace lldb_private {
29 class DWARFDebugInfoEntry;
30 class SymbolFileDWARF;
32 class DWARFASTParserClang : public DWARFASTParser {
34 DWARFASTParserClang(lldb_private::ClangASTContext &ast);
36 ~DWARFASTParserClang() override;
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;
43 lldb_private::Function *
44 ParseFunctionFromDWARF(lldb_private::CompileUnit &comp_unit,
45 const DWARFDIE &die) override;
48 CompleteTypeFromDWARF(const DWARFDIE &die, lldb_private::Type *type,
49 lldb_private::CompilerType &compiler_type) override;
51 lldb_private::CompilerDecl
52 GetDeclForUIDFromDWARF(const DWARFDIE &die) override;
55 GetDIEForDeclContext(lldb_private::CompilerDeclContext decl_context) override;
57 lldb_private::CompilerDeclContext
58 GetDeclContextForUIDFromDWARF(const DWARFDIE &die) override;
60 lldb_private::CompilerDeclContext
61 GetDeclContextContainingUIDFromDWARF(const DWARFDIE &die) override;
63 lldb_private::ClangASTImporter &GetClangASTImporter();
66 class DelayedAddObjCClassProperty;
67 typedef std::vector<DelayedAddObjCClassProperty> DelayedPropertyList;
69 clang::DeclContext *GetDeclContextForBlock(const DWARFDIE &die);
71 clang::BlockDecl *ResolveBlockDIE(const DWARFDIE &die);
73 clang::NamespaceDecl *ResolveNamespaceDIE(const DWARFDIE &die);
75 bool ParseTemplateDIE(const DWARFDIE &die,
76 lldb_private::ClangASTContext::TemplateParameterInfos
77 &template_param_infos);
78 bool ParseTemplateParameterInfos(
79 const DWARFDIE &parent_die,
80 lldb_private::ClangASTContext::TemplateParameterInfos
81 &template_param_infos);
83 bool ParseChildMembers(
84 const DWARFDIE &die, lldb_private::CompilerType &class_compiler_type,
85 const lldb::LanguageType class_language,
86 std::vector<std::unique_ptr<clang::CXXBaseSpecifier>> &base_classes,
87 std::vector<int> &member_accessibilities,
88 std::vector<DWARFDIE> &member_function_dies,
89 DelayedPropertyList &delayed_properties,
90 lldb::AccessType &default_accessibility, bool &is_a_class,
91 lldb_private::ClangASTImporter::LayoutInfo &layout_info);
94 ParseChildParameters(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);
102 size_t ParseChildEnumerators(lldb_private::CompilerType &compiler_type,
103 bool is_signed, uint32_t enumerator_byte_size,
104 const DWARFDIE &parent_die);
106 lldb_private::Type *GetTypeForDIE(const DWARFDIE &die);
108 clang::Decl *GetClangDeclForDIE(const DWARFDIE &die);
110 clang::DeclContext *GetClangDeclContextForDIE(const DWARFDIE &die);
112 clang::DeclContext *GetClangDeclContextContainingDIE(const DWARFDIE &die,
113 DWARFDIE *decl_ctx_die);
115 bool CopyUniqueClassMethodTypes(const DWARFDIE &src_class_die,
116 const DWARFDIE &dst_class_die,
117 lldb_private::Type *class_type,
118 std::vector<DWARFDIE> &failures);
120 clang::DeclContext *GetCachedClangDeclContextForDIE(const DWARFDIE &die);
122 void LinkDeclContextToDIE(clang::DeclContext *decl_ctx, const DWARFDIE &die);
124 void LinkDeclToDIE(clang::Decl *decl, const DWARFDIE &die);
126 lldb::TypeSP ParseTypeFromDWO(const DWARFDIE &die, lldb_private::Log *log);
128 // Return true if this type is a declaration to a type in an external
130 lldb::ModuleSP GetModuleForType(const DWARFDIE &die);
132 typedef llvm::SmallPtrSet<const DWARFDebugInfoEntry *, 4> DIEPointerSet;
133 typedef llvm::DenseMap<const DWARFDebugInfoEntry *, clang::DeclContext *>
135 // typedef llvm::DenseMap<const clang::DeclContext *, DIEPointerSet>
136 // DeclContextToDIEMap;
137 typedef std::multimap<const clang::DeclContext *, const DWARFDIE>
139 typedef llvm::DenseMap<const DWARFDebugInfoEntry *, clang::Decl *>
141 typedef llvm::DenseMap<const clang::Decl *, DIEPointerSet> DeclToDIEMap;
143 lldb_private::ClangASTContext &m_ast;
144 DIEToDeclMap m_die_to_decl;
145 DeclToDIEMap m_decl_to_die;
146 DIEToDeclContextMap m_die_to_decl_ctx;
147 DeclContextToDIEMap m_decl_ctx_to_die;
148 std::unique_ptr<lldb_private::ClangASTImporter> m_clang_ast_importer_up;
151 #endif // SymbolFileDWARF_DWARFASTParserClang_h_