contrib/llvm-project/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h

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