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 LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_SYMBOLFILEDWARFDWO_H 10 #define LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_SYMBOLFILEDWARFDWO_H 11 12 #include "SymbolFileDWARF.h" 13 #include <optional> 14 15 class SymbolFileDWARFDwo : public SymbolFileDWARF { 16 /// LLVM RTTI support. 17 static char ID; 18 19 public: 20 /// LLVM RTTI support. 21 /// \{ 22 bool isA(const void *ClassID) const override { 23 return ClassID == &ID || SymbolFileDWARF::isA(ClassID); 24 } 25 static bool classof(const SymbolFile *obj) { return obj->isA(&ID); } 26 /// \} 27 28 SymbolFileDWARFDwo(SymbolFileDWARF &m_base_symbol_file, 29 lldb::ObjectFileSP objfile, uint32_t id); 30 31 ~SymbolFileDWARFDwo() override = default; 32 33 DWARFCompileUnit *GetDWOCompileUnitForHash(uint64_t hash); 34 35 void GetObjCMethods(lldb_private::ConstString class_name, 36 llvm::function_ref<bool(DWARFDIE die)> callback) override; 37 38 llvm::Expected<lldb::TypeSystemSP> 39 GetTypeSystemForLanguage(lldb::LanguageType language) override; 40 41 DWARFDIE 42 GetDIE(const DIERef &die_ref) override; 43 44 lldb::offset_t 45 GetVendorDWARFOpcodeSize(const lldb_private::DataExtractor &data, 46 const lldb::offset_t data_offset, 47 const uint8_t op) const override; 48 49 bool ParseVendorDWARFOpcode( 50 uint8_t op, const lldb_private::DataExtractor &opcodes, 51 lldb::offset_t &offset, 52 std::vector<lldb_private::Value> &stack) const override; 53 54 protected: 55 DIEToTypePtr &GetDIEToType() override; 56 57 DIEToVariableSP &GetDIEToVariable() override; 58 59 DIEToClangType &GetForwardDeclDieToClangType() override; 60 61 ClangTypeToDIE &GetForwardDeclClangTypeToDie() override; 62 63 UniqueDWARFASTTypeMap &GetUniqueDWARFASTTypeMap() override; 64 65 lldb::TypeSP 66 FindDefinitionTypeForDWARFDeclContext(const DWARFDIE &die) override; 67 68 lldb::TypeSP FindCompleteObjCDefinitionTypeForDIE( 69 const DWARFDIE &die, lldb_private::ConstString type_name, 70 bool must_be_implementation) override; 71 72 SymbolFileDWARF &GetBaseSymbolFile() const { return m_base_symbol_file; } 73 74 /// If this file contains exactly one compile unit, this function will return 75 /// it. Otherwise it returns nullptr. 76 DWARFCompileUnit *FindSingleCompileUnit(); 77 78 SymbolFileDWARF &m_base_symbol_file; 79 }; 80 81 #endif // LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_SYMBOLFILEDWARFDWO_H 82