1 //===-- SymbolFileDWARFDwo.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 SymbolFileDWARFDwo_SymbolFileDWARFDwo_h_
11 #define SymbolFileDWARFDwo_SymbolFileDWARFDwo_h_
12 
13 #include "SymbolFileDWARF.h"
14 
15 class SymbolFileDWARFDwo : public SymbolFileDWARF {
16 public:
17   SymbolFileDWARFDwo(lldb::ObjectFileSP objfile, DWARFUnit *dwarf_cu);
18 
19   ~SymbolFileDWARFDwo() override = default;
20 
21   lldb::CompUnitSP ParseCompileUnit(DWARFUnit *dwarf_cu,
22                                     uint32_t cu_idx) override;
23 
24   DWARFUnit *GetCompileUnit();
25 
26   DWARFUnit *
27   GetDWARFCompileUnit(lldb_private::CompileUnit *comp_unit) override;
28 
29   lldb_private::DWARFExpression::LocationListFormat
30   GetLocationListFormat() const override;
31 
32   size_t GetObjCMethodDIEOffsets(lldb_private::ConstString class_name,
33                                  DIEArray &method_die_offsets) override;
34 
35   lldb_private::TypeSystem *
36   GetTypeSystemForLanguage(lldb::LanguageType language) override;
37 
38   DWARFDIE
39   GetDIE(const DIERef &die_ref) override;
40 
41   std::unique_ptr<SymbolFileDWARFDwo>
GetDwoSymbolFileForCompileUnit(DWARFUnit & dwarf_cu,const DWARFDebugInfoEntry & cu_die)42   GetDwoSymbolFileForCompileUnit(DWARFUnit &dwarf_cu,
43                                  const DWARFDebugInfoEntry &cu_die) override {
44     return nullptr;
45   }
46 
47   DWARFUnit *GetBaseCompileUnit() override;
48 
49   const lldb_private::DWARFDataExtractor &get_debug_abbrev_data() override;
50   const lldb_private::DWARFDataExtractor &get_debug_addr_data() override;
51   const lldb_private::DWARFDataExtractor &get_debug_info_data() override;
52   const lldb_private::DWARFDataExtractor &get_debug_str_data() override;
53   const lldb_private::DWARFDataExtractor &get_debug_str_offsets_data() override;
54 
55 protected:
56   void LoadSectionData(lldb::SectionType sect_type,
57                        lldb_private::DWARFDataExtractor &data) override;
58 
59   DIEToTypePtr &GetDIEToType() override;
60 
61   DIEToVariableSP &GetDIEToVariable() override;
62 
63   DIEToClangType &GetForwardDeclDieToClangType() override;
64 
65   ClangTypeToDIE &GetForwardDeclClangTypeToDie() override;
66 
67   UniqueDWARFASTTypeMap &GetUniqueDWARFASTTypeMap() override;
68 
69   lldb::TypeSP FindDefinitionTypeForDWARFDeclContext(
70       const DWARFDeclContext &die_decl_ctx) override;
71 
72   lldb::TypeSP FindCompleteObjCDefinitionTypeForDIE(
73       const DWARFDIE &die, const lldb_private::ConstString &type_name,
74       bool must_be_implementation) override;
75 
76   SymbolFileDWARF *GetBaseSymbolFile();
77 
78   lldb::ObjectFileSP m_obj_file_sp;
79   DWARFUnit *m_base_dwarf_cu;
80 };
81 
82 #endif // SymbolFileDWARFDwo_SymbolFileDWARFDwo_h_
83