diff options
Diffstat (limited to 'lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h')
| -rw-r--r-- | lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h | 712 |
1 files changed, 334 insertions, 378 deletions
diff --git a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h index fcf02975a58..ffc9fed353a 100644 --- a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h +++ b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.h @@ -10,9 +10,8 @@ #ifndef SymbolFileDWARF_SymbolFileDWARFDebugMap_h_ #define SymbolFileDWARF_SymbolFileDWARFDebugMap_h_ - -#include <vector> #include <bitset> +#include <vector> #include "lldb/Core/RangeMap.h" #include "lldb/Symbol/SymbolFile.h" @@ -23,398 +22,355 @@ class SymbolFileDWARF; class DWARFDebugAranges; class DWARFDeclContext; -class SymbolFileDWARFDebugMap : public lldb_private::SymbolFile -{ +class SymbolFileDWARFDebugMap : public lldb_private::SymbolFile { public: - - //------------------------------------------------------------------ - // Static Functions - //------------------------------------------------------------------ - static void - Initialize(); - - static void - Terminate(); - - static lldb_private::ConstString - GetPluginNameStatic(); - - static const char * - GetPluginDescriptionStatic(); - - static lldb_private::SymbolFile * - CreateInstance (lldb_private::ObjectFile* obj_file); - - //------------------------------------------------------------------ - // Constructors and Destructors - //------------------------------------------------------------------ - SymbolFileDWARFDebugMap (lldb_private::ObjectFile* ofile); - ~SymbolFileDWARFDebugMap () override; - - uint32_t CalculateAbilities () override; - void InitializeObject() override; - - //------------------------------------------------------------------ - // Compile Unit function calls - //------------------------------------------------------------------ - uint32_t GetNumCompileUnits () override; - lldb::CompUnitSP ParseCompileUnitAtIndex (uint32_t index) override; - - lldb::LanguageType ParseCompileUnitLanguage (const lldb_private::SymbolContext& sc) override; - size_t ParseCompileUnitFunctions (const lldb_private::SymbolContext& sc) override; - bool ParseCompileUnitLineTable (const lldb_private::SymbolContext& sc) override; - bool ParseCompileUnitDebugMacros (const lldb_private::SymbolContext& sc) override; - bool ParseCompileUnitSupportFiles (const lldb_private::SymbolContext& sc, lldb_private::FileSpecList &support_files) override; - bool - ParseCompileUnitIsOptimized(const lldb_private::SymbolContext &sc) override; - bool ParseImportedModules (const lldb_private::SymbolContext &sc, std::vector<lldb_private::ConstString> &imported_modules) override; - size_t ParseFunctionBlocks (const lldb_private::SymbolContext& sc) override; - size_t ParseTypes (const lldb_private::SymbolContext& sc) override; - size_t ParseVariablesForContext (const lldb_private::SymbolContext& sc) override; - - lldb_private::Type* ResolveTypeUID (lldb::user_id_t type_uid) override; - lldb_private::CompilerDeclContext GetDeclContextForUID (lldb::user_id_t uid) override; - lldb_private::CompilerDeclContext GetDeclContextContainingUID (lldb::user_id_t uid) override; - void ParseDeclsForContext (lldb_private::CompilerDeclContext decl_ctx) override; - - bool CompleteType (lldb_private::CompilerType& compiler_type) override; - uint32_t ResolveSymbolContext (const lldb_private::Address& so_addr, uint32_t resolve_scope, lldb_private::SymbolContext& sc) override; - uint32_t ResolveSymbolContext (const lldb_private::FileSpec& file_spec, uint32_t line, bool check_inlines, uint32_t resolve_scope, lldb_private::SymbolContextList& sc_list) override; - uint32_t FindGlobalVariables (const lldb_private::ConstString &name, const lldb_private::CompilerDeclContext *parent_decl_ctx, bool append, uint32_t max_matches, lldb_private::VariableList& variables) override; - uint32_t FindGlobalVariables (const lldb_private::RegularExpression& regex, bool append, uint32_t max_matches, lldb_private::VariableList& variables) override; - uint32_t FindFunctions (const lldb_private::ConstString &name, const lldb_private::CompilerDeclContext *parent_decl_ctx, uint32_t name_type_mask, bool include_inlines, bool append, lldb_private::SymbolContextList& sc_list) override; - uint32_t FindFunctions (const lldb_private::RegularExpression& regex, bool include_inlines, bool append, lldb_private::SymbolContextList& sc_list) override; - uint32_t FindTypes (const lldb_private::SymbolContext& sc, const lldb_private::ConstString &name, const lldb_private::CompilerDeclContext *parent_decl_ctx, bool append, uint32_t max_matches, llvm::DenseSet<lldb_private::SymbolFile *> &searched_symbol_files, lldb_private::TypeMap& types) override; - lldb_private::CompilerDeclContext - FindNamespace (const lldb_private::SymbolContext& sc, - const lldb_private::ConstString &name, - const lldb_private::CompilerDeclContext *parent_decl_ctx) override; - size_t GetTypes (lldb_private::SymbolContextScope *sc_scope, - uint32_t type_mask, - lldb_private::TypeList &type_list) override; - - //------------------------------------------------------------------ - // PluginInterface protocol - //------------------------------------------------------------------ - lldb_private::ConstString - GetPluginName() override; - - uint32_t - GetPluginVersion() override; + //------------------------------------------------------------------ + // Static Functions + //------------------------------------------------------------------ + static void Initialize(); + + static void Terminate(); + + static lldb_private::ConstString GetPluginNameStatic(); + + static const char *GetPluginDescriptionStatic(); + + static lldb_private::SymbolFile * + CreateInstance(lldb_private::ObjectFile *obj_file); + + //------------------------------------------------------------------ + // Constructors and Destructors + //------------------------------------------------------------------ + SymbolFileDWARFDebugMap(lldb_private::ObjectFile *ofile); + ~SymbolFileDWARFDebugMap() override; + + uint32_t CalculateAbilities() override; + void InitializeObject() override; + + //------------------------------------------------------------------ + // Compile Unit function calls + //------------------------------------------------------------------ + uint32_t GetNumCompileUnits() override; + lldb::CompUnitSP ParseCompileUnitAtIndex(uint32_t index) override; + + lldb::LanguageType + ParseCompileUnitLanguage(const lldb_private::SymbolContext &sc) override; + size_t + ParseCompileUnitFunctions(const lldb_private::SymbolContext &sc) override; + bool + ParseCompileUnitLineTable(const lldb_private::SymbolContext &sc) override; + bool + ParseCompileUnitDebugMacros(const lldb_private::SymbolContext &sc) override; + bool ParseCompileUnitSupportFiles( + const lldb_private::SymbolContext &sc, + lldb_private::FileSpecList &support_files) override; + bool + ParseCompileUnitIsOptimized(const lldb_private::SymbolContext &sc) override; + bool ParseImportedModules( + const lldb_private::SymbolContext &sc, + std::vector<lldb_private::ConstString> &imported_modules) override; + size_t ParseFunctionBlocks(const lldb_private::SymbolContext &sc) override; + size_t ParseTypes(const lldb_private::SymbolContext &sc) override; + size_t + ParseVariablesForContext(const lldb_private::SymbolContext &sc) override; + + lldb_private::Type *ResolveTypeUID(lldb::user_id_t type_uid) override; + lldb_private::CompilerDeclContext + GetDeclContextForUID(lldb::user_id_t uid) override; + lldb_private::CompilerDeclContext + GetDeclContextContainingUID(lldb::user_id_t uid) override; + void + ParseDeclsForContext(lldb_private::CompilerDeclContext decl_ctx) override; + + bool CompleteType(lldb_private::CompilerType &compiler_type) override; + uint32_t ResolveSymbolContext(const lldb_private::Address &so_addr, + uint32_t resolve_scope, + lldb_private::SymbolContext &sc) override; + uint32_t + ResolveSymbolContext(const lldb_private::FileSpec &file_spec, uint32_t line, + bool check_inlines, uint32_t resolve_scope, + lldb_private::SymbolContextList &sc_list) override; + uint32_t + FindGlobalVariables(const lldb_private::ConstString &name, + const lldb_private::CompilerDeclContext *parent_decl_ctx, + bool append, uint32_t max_matches, + lldb_private::VariableList &variables) override; + uint32_t FindGlobalVariables(const lldb_private::RegularExpression ®ex, + bool append, uint32_t max_matches, + lldb_private::VariableList &variables) override; + uint32_t + FindFunctions(const lldb_private::ConstString &name, + const lldb_private::CompilerDeclContext *parent_decl_ctx, + uint32_t name_type_mask, bool include_inlines, bool append, + lldb_private::SymbolContextList &sc_list) override; + uint32_t FindFunctions(const lldb_private::RegularExpression ®ex, + bool include_inlines, bool append, + lldb_private::SymbolContextList &sc_list) override; + uint32_t + FindTypes(const lldb_private::SymbolContext &sc, + const lldb_private::ConstString &name, + const lldb_private::CompilerDeclContext *parent_decl_ctx, + bool append, uint32_t max_matches, + llvm::DenseSet<lldb_private::SymbolFile *> &searched_symbol_files, + lldb_private::TypeMap &types) override; + lldb_private::CompilerDeclContext FindNamespace( + const lldb_private::SymbolContext &sc, + const lldb_private::ConstString &name, + const lldb_private::CompilerDeclContext *parent_decl_ctx) override; + size_t GetTypes(lldb_private::SymbolContextScope *sc_scope, + uint32_t type_mask, + lldb_private::TypeList &type_list) override; + + //------------------------------------------------------------------ + // PluginInterface protocol + //------------------------------------------------------------------ + lldb_private::ConstString GetPluginName() override; + + uint32_t GetPluginVersion() override; protected: - enum - { - kHaveInitializedOSOs = (1 << 0), - kNumFlags - }; - - friend class DebugMapModule; - friend struct DIERef; - friend class DWARFASTParserClang; - friend class DWARFCompileUnit; - friend class SymbolFileDWARF; - struct OSOInfo - { - lldb::ModuleSP module_sp; - - OSOInfo() : - module_sp () - { - } - }; - - typedef std::shared_ptr<OSOInfo> OSOInfoSP; - - typedef lldb_private::RangeDataVector<lldb::addr_t, lldb::addr_t, lldb::addr_t> FileRangeMap; - - //------------------------------------------------------------------ - // Class specific types - //------------------------------------------------------------------ - struct CompileUnitInfo - { - lldb_private::FileSpec so_file; - lldb_private::ConstString oso_path; - lldb_private::TimeValue oso_mod_time; - OSOInfoSP oso_sp; - lldb::CompUnitSP compile_unit_sp; - uint32_t first_symbol_index; - uint32_t last_symbol_index; - uint32_t first_symbol_id; - uint32_t last_symbol_id; - FileRangeMap file_range_map; - bool file_range_map_valid; - - - CompileUnitInfo() : - so_file (), - oso_path (), - oso_mod_time (), - oso_sp (), - compile_unit_sp (), - first_symbol_index (UINT32_MAX), - last_symbol_index (UINT32_MAX), - first_symbol_id (UINT32_MAX), - last_symbol_id (UINT32_MAX), - file_range_map (), - file_range_map_valid (false) - { - } - - const FileRangeMap & - GetFileRangeMap(SymbolFileDWARFDebugMap *exe_symfile); - }; - - //------------------------------------------------------------------ - // Protected Member Functions - //------------------------------------------------------------------ - void - InitOSO (); - - static uint32_t - GetOSOIndexFromUserID (lldb::user_id_t uid) - { - return (uint32_t)((uid >> 32ull) - 1ull); - } - - static SymbolFileDWARF * - GetSymbolFileAsSymbolFileDWARF (SymbolFile *sym_file); - - bool - GetFileSpecForSO (uint32_t oso_idx, lldb_private::FileSpec &file_spec); - - CompileUnitInfo * - GetCompUnitInfo (const lldb_private::SymbolContext& sc); - - size_t - GetCompUnitInfosForModule (const lldb_private::Module *oso_module, - std::vector<CompileUnitInfo *>& cu_infos); - - lldb_private::Module * - GetModuleByCompUnitInfo (CompileUnitInfo *comp_unit_info); - - lldb_private::Module * - GetModuleByOSOIndex (uint32_t oso_idx); - - lldb_private::ObjectFile * - GetObjectFileByCompUnitInfo (CompileUnitInfo *comp_unit_info); - - lldb_private::ObjectFile * - GetObjectFileByOSOIndex (uint32_t oso_idx); - - uint32_t - GetCompUnitInfoIndex (const CompileUnitInfo *comp_unit_info); - - SymbolFileDWARF * - GetSymbolFile (const lldb_private::SymbolContext& sc); - - SymbolFileDWARF * - GetSymbolFileByCompUnitInfo (CompileUnitInfo *comp_unit_info); - - SymbolFileDWARF * - GetSymbolFileByOSOIndex (uint32_t oso_idx); - - // If closure returns "false", iteration continues. If it returns - // "true", iteration terminates. - void - ForEachSymbolFile (std::function<bool (SymbolFileDWARF *)> closure) - { - for (uint32_t oso_idx = 0, num_oso_idxs = m_compile_unit_infos.size(); - oso_idx < num_oso_idxs; - ++oso_idx) - { - if (SymbolFileDWARF *oso_dwarf = GetSymbolFileByOSOIndex (oso_idx)) - { - if (closure(oso_dwarf)) - return; - } - } + enum { kHaveInitializedOSOs = (1 << 0), kNumFlags }; + + friend class DebugMapModule; + friend struct DIERef; + friend class DWARFASTParserClang; + friend class DWARFCompileUnit; + friend class SymbolFileDWARF; + struct OSOInfo { + lldb::ModuleSP module_sp; + + OSOInfo() : module_sp() {} + }; + + typedef std::shared_ptr<OSOInfo> OSOInfoSP; + + typedef lldb_private::RangeDataVector<lldb::addr_t, lldb::addr_t, + lldb::addr_t> + FileRangeMap; + + //------------------------------------------------------------------ + // Class specific types + //------------------------------------------------------------------ + struct CompileUnitInfo { + lldb_private::FileSpec so_file; + lldb_private::ConstString oso_path; + lldb_private::TimeValue oso_mod_time; + OSOInfoSP oso_sp; + lldb::CompUnitSP compile_unit_sp; + uint32_t first_symbol_index; + uint32_t last_symbol_index; + uint32_t first_symbol_id; + uint32_t last_symbol_id; + FileRangeMap file_range_map; + bool file_range_map_valid; + + CompileUnitInfo() + : so_file(), oso_path(), oso_mod_time(), oso_sp(), compile_unit_sp(), + first_symbol_index(UINT32_MAX), last_symbol_index(UINT32_MAX), + first_symbol_id(UINT32_MAX), last_symbol_id(UINT32_MAX), + file_range_map(), file_range_map_valid(false) {} + + const FileRangeMap &GetFileRangeMap(SymbolFileDWARFDebugMap *exe_symfile); + }; + + //------------------------------------------------------------------ + // Protected Member Functions + //------------------------------------------------------------------ + void InitOSO(); + + static uint32_t GetOSOIndexFromUserID(lldb::user_id_t uid) { + return (uint32_t)((uid >> 32ull) - 1ull); + } + + static SymbolFileDWARF *GetSymbolFileAsSymbolFileDWARF(SymbolFile *sym_file); + + bool GetFileSpecForSO(uint32_t oso_idx, lldb_private::FileSpec &file_spec); + + CompileUnitInfo *GetCompUnitInfo(const lldb_private::SymbolContext &sc); + + size_t GetCompUnitInfosForModule(const lldb_private::Module *oso_module, + std::vector<CompileUnitInfo *> &cu_infos); + + lldb_private::Module * + GetModuleByCompUnitInfo(CompileUnitInfo *comp_unit_info); + + lldb_private::Module *GetModuleByOSOIndex(uint32_t oso_idx); + + lldb_private::ObjectFile * + GetObjectFileByCompUnitInfo(CompileUnitInfo *comp_unit_info); + + lldb_private::ObjectFile *GetObjectFileByOSOIndex(uint32_t oso_idx); + + uint32_t GetCompUnitInfoIndex(const CompileUnitInfo *comp_unit_info); + + SymbolFileDWARF *GetSymbolFile(const lldb_private::SymbolContext &sc); + + SymbolFileDWARF *GetSymbolFileByCompUnitInfo(CompileUnitInfo *comp_unit_info); + + SymbolFileDWARF *GetSymbolFileByOSOIndex(uint32_t oso_idx); + + // If closure returns "false", iteration continues. If it returns + // "true", iteration terminates. + void ForEachSymbolFile(std::function<bool(SymbolFileDWARF *)> closure) { + for (uint32_t oso_idx = 0, num_oso_idxs = m_compile_unit_infos.size(); + oso_idx < num_oso_idxs; ++oso_idx) { + if (SymbolFileDWARF *oso_dwarf = GetSymbolFileByOSOIndex(oso_idx)) { + if (closure(oso_dwarf)) + return; + } } + } + + CompileUnitInfo *GetCompileUnitInfoForSymbolWithIndex(uint32_t symbol_idx, + uint32_t *oso_idx_ptr); - CompileUnitInfo * - GetCompileUnitInfoForSymbolWithIndex (uint32_t symbol_idx, uint32_t *oso_idx_ptr); - - CompileUnitInfo * - GetCompileUnitInfoForSymbolWithID (lldb::user_id_t symbol_id, uint32_t *oso_idx_ptr); + CompileUnitInfo *GetCompileUnitInfoForSymbolWithID(lldb::user_id_t symbol_id, + uint32_t *oso_idx_ptr); - static int - SymbolContainsSymbolWithIndex (uint32_t *symbol_idx_ptr, const CompileUnitInfo *comp_unit_info); + static int + SymbolContainsSymbolWithIndex(uint32_t *symbol_idx_ptr, + const CompileUnitInfo *comp_unit_info); - static int - SymbolContainsSymbolWithID (lldb::user_id_t *symbol_idx_ptr, const CompileUnitInfo *comp_unit_info); + static int SymbolContainsSymbolWithID(lldb::user_id_t *symbol_idx_ptr, + const CompileUnitInfo *comp_unit_info); - uint32_t - PrivateFindGlobalVariables (const lldb_private::ConstString &name, - const lldb_private::CompilerDeclContext *parent_decl_ctx, - const std::vector<uint32_t> &name_symbol_indexes, - uint32_t max_matches, - lldb_private::VariableList& variables); + uint32_t PrivateFindGlobalVariables( + const lldb_private::ConstString &name, + const lldb_private::CompilerDeclContext *parent_decl_ctx, + const std::vector<uint32_t> &name_symbol_indexes, uint32_t max_matches, + lldb_private::VariableList &variables); + void SetCompileUnit(SymbolFileDWARF *oso_dwarf, + const lldb::CompUnitSP &cu_sp); - void - SetCompileUnit (SymbolFileDWARF *oso_dwarf, const lldb::CompUnitSP &cu_sp); + lldb::CompUnitSP GetCompileUnit(SymbolFileDWARF *oso_dwarf); - lldb::CompUnitSP - GetCompileUnit (SymbolFileDWARF *oso_dwarf); - - CompileUnitInfo * - GetCompileUnitInfo (SymbolFileDWARF *oso_dwarf); + CompileUnitInfo *GetCompileUnitInfo(SymbolFileDWARF *oso_dwarf); - lldb::TypeSP - FindDefinitionTypeForDWARFDeclContext (const DWARFDeclContext &die_decl_ctx); + lldb::TypeSP + FindDefinitionTypeForDWARFDeclContext(const DWARFDeclContext &die_decl_ctx); - bool - Supports_DW_AT_APPLE_objc_complete_type (SymbolFileDWARF *skip_dwarf_oso); + bool Supports_DW_AT_APPLE_objc_complete_type(SymbolFileDWARF *skip_dwarf_oso); - lldb::TypeSP - FindCompleteObjCDefinitionTypeForDIE (const DWARFDIE &die, - const lldb_private::ConstString &type_name, - bool must_be_implementation); - + lldb::TypeSP FindCompleteObjCDefinitionTypeForDIE( + const DWARFDIE &die, const lldb_private::ConstString &type_name, + bool must_be_implementation); - UniqueDWARFASTTypeMap & - GetUniqueDWARFASTTypeMap () - { - return m_unique_ast_type_map; + UniqueDWARFASTTypeMap &GetUniqueDWARFASTTypeMap() { + return m_unique_ast_type_map; + } + + //------------------------------------------------------------------ + // OSOEntry + //------------------------------------------------------------------ + class OSOEntry { + public: + OSOEntry() + : m_exe_sym_idx(UINT32_MAX), m_oso_file_addr(LLDB_INVALID_ADDRESS) {} + + OSOEntry(uint32_t exe_sym_idx, lldb::addr_t oso_file_addr) + : m_exe_sym_idx(exe_sym_idx), m_oso_file_addr(oso_file_addr) {} + + uint32_t GetExeSymbolIndex() const { return m_exe_sym_idx; } + + bool operator<(const OSOEntry &rhs) const { + return m_exe_sym_idx < rhs.m_exe_sym_idx; } - - - //------------------------------------------------------------------ - // OSOEntry - //------------------------------------------------------------------ - class OSOEntry - { - public: - - OSOEntry () : - m_exe_sym_idx (UINT32_MAX), - m_oso_file_addr (LLDB_INVALID_ADDRESS) - { - } - - OSOEntry (uint32_t exe_sym_idx, - lldb::addr_t oso_file_addr) : - m_exe_sym_idx (exe_sym_idx), - m_oso_file_addr (oso_file_addr) - { - } - - uint32_t - GetExeSymbolIndex () const - { - return m_exe_sym_idx; - } - - bool - operator < (const OSOEntry &rhs) const - { - return m_exe_sym_idx < rhs.m_exe_sym_idx; - } - - lldb::addr_t - GetOSOFileAddress () const - { - return m_oso_file_addr; - } - - void - SetOSOFileAddress (lldb::addr_t oso_file_addr) - { - m_oso_file_addr = oso_file_addr; - } - protected: - uint32_t m_exe_sym_idx; - lldb::addr_t m_oso_file_addr; - }; - - typedef lldb_private::RangeDataVector<lldb::addr_t, lldb::addr_t, OSOEntry> DebugMap; - - //------------------------------------------------------------------ - // Member Variables - //------------------------------------------------------------------ - std::bitset<kNumFlags> m_flags; - std::vector<CompileUnitInfo> m_compile_unit_infos; - std::vector<uint32_t> m_func_indexes; // Sorted by address - std::vector<uint32_t> m_glob_indexes; - std::map<lldb_private::ConstString, OSOInfoSP> m_oso_map; - UniqueDWARFASTTypeMap m_unique_ast_type_map; - lldb_private::LazyBool m_supports_DW_AT_APPLE_objc_complete_type; - DebugMap m_debug_map; - - //------------------------------------------------------------------ - // When an object file from the debug map gets parsed in - // SymbolFileDWARF, it needs to tell the debug map about the object - // files addresses by calling this function once for each N_FUN, - // N_GSYM and N_STSYM and after all entries in the debug map have - // been matched up, FinalizeOSOFileRanges() should be called. - //------------------------------------------------------------------ - bool - AddOSOFileRange (CompileUnitInfo *cu_info, - lldb::addr_t exe_file_addr, - lldb::addr_t exe_byte_size, - lldb::addr_t oso_file_addr, - lldb::addr_t oso_byte_size); - - //------------------------------------------------------------------ - // Called after calling AddOSOFileRange() for each object file debug - // map entry to finalize the info for the unlinked compile unit. - //------------------------------------------------------------------ - void - FinalizeOSOFileRanges (CompileUnitInfo *cu_info); - - //------------------------------------------------------------------ - /// Convert \a addr from a .o file address, to an executable address. - /// - /// @param[in] addr - /// A section offset address from a .o file - /// - /// @return - /// Returns true if \a addr was converted to be an executable - /// section/offset address, false otherwise. - //------------------------------------------------------------------ - bool - LinkOSOAddress (lldb_private::Address &addr); - - //------------------------------------------------------------------ - /// Convert a .o file "file address" to an executable "file address". - /// - /// @param[in] oso_symfile - /// The DWARF symbol file that contains \a oso_file_addr - /// - /// @param[in] oso_file_addr - /// A .o file "file address" to convert. - /// - /// @return - /// LLDB_INVALID_ADDRESS if \a oso_file_addr is not in the - /// linked executable, otherwise a valid "file address" from the - /// linked executable that contains the debug map. - //------------------------------------------------------------------ - lldb::addr_t - LinkOSOFileAddress (SymbolFileDWARF *oso_symfile, lldb::addr_t oso_file_addr); - - //------------------------------------------------------------------ - /// Given a line table full of lines with "file addresses" that are - /// for a .o file represented by \a oso_symfile, link a new line table - /// and return it. - /// - /// @param[in] oso_symfile - /// The DWARF symbol file that produced the \a line_table - /// - /// @param[in] addr - /// A section offset address from a .o file - /// - /// @return - /// Returns a valid line table full of linked addresses, or NULL - /// if none of the line table addresses exist in the main - /// executable. - //------------------------------------------------------------------ - lldb_private::LineTable * - LinkOSOLineTable (SymbolFileDWARF *oso_symfile, - lldb_private::LineTable *line_table); - - size_t - AddOSOARanges (SymbolFileDWARF* dwarf2Data, - DWARFDebugAranges* debug_aranges); + + lldb::addr_t GetOSOFileAddress() const { return m_oso_file_addr; } + + void SetOSOFileAddress(lldb::addr_t oso_file_addr) { + m_oso_file_addr = oso_file_addr; + } + + protected: + uint32_t m_exe_sym_idx; + lldb::addr_t m_oso_file_addr; + }; + + typedef lldb_private::RangeDataVector<lldb::addr_t, lldb::addr_t, OSOEntry> + DebugMap; + + //------------------------------------------------------------------ + // Member Variables + //------------------------------------------------------------------ + std::bitset<kNumFlags> m_flags; + std::vector<CompileUnitInfo> m_compile_unit_infos; + std::vector<uint32_t> m_func_indexes; // Sorted by address + std::vector<uint32_t> m_glob_indexes; + std::map<lldb_private::ConstString, OSOInfoSP> m_oso_map; + UniqueDWARFASTTypeMap m_unique_ast_type_map; + lldb_private::LazyBool m_supports_DW_AT_APPLE_objc_complete_type; + DebugMap m_debug_map; + + //------------------------------------------------------------------ + // When an object file from the debug map gets parsed in + // SymbolFileDWARF, it needs to tell the debug map about the object + // files addresses by calling this function once for each N_FUN, + // N_GSYM and N_STSYM and after all entries in the debug map have + // been matched up, FinalizeOSOFileRanges() should be called. + //------------------------------------------------------------------ + bool AddOSOFileRange(CompileUnitInfo *cu_info, lldb::addr_t exe_file_addr, + lldb::addr_t exe_byte_size, lldb::addr_t oso_file_addr, + lldb::addr_t oso_byte_size); + + //------------------------------------------------------------------ + // Called after calling AddOSOFileRange() for each object file debug + // map entry to finalize the info for the unlinked compile unit. + //------------------------------------------------------------------ + void FinalizeOSOFileRanges(CompileUnitInfo *cu_info); + + //------------------------------------------------------------------ + /// Convert \a addr from a .o file address, to an executable address. + /// + /// @param[in] addr + /// A section offset address from a .o file + /// + /// @return + /// Returns true if \a addr was converted to be an executable + /// section/offset address, false otherwise. + //------------------------------------------------------------------ + bool LinkOSOAddress(lldb_private::Address &addr); + + //------------------------------------------------------------------ + /// Convert a .o file "file address" to an executable "file address". + /// + /// @param[in] oso_symfile + /// The DWARF symbol file that contains \a oso_file_addr + /// + /// @param[in] oso_file_addr + /// A .o file "file address" to convert. + /// + /// @return + /// LLDB_INVALID_ADDRESS if \a oso_file_addr is not in the + /// linked executable, otherwise a valid "file address" from the + /// linked executable that contains the debug map. + //------------------------------------------------------------------ + lldb::addr_t LinkOSOFileAddress(SymbolFileDWARF *oso_symfile, + lldb::addr_t oso_file_addr); + + //------------------------------------------------------------------ + /// Given a line table full of lines with "file addresses" that are + /// for a .o file represented by \a oso_symfile, link a new line table + /// and return it. + /// + /// @param[in] oso_symfile + /// The DWARF symbol file that produced the \a line_table + /// + /// @param[in] addr + /// A section offset address from a .o file + /// + /// @return + /// Returns a valid line table full of linked addresses, or NULL + /// if none of the line table addresses exist in the main + /// executable. + //------------------------------------------------------------------ + lldb_private::LineTable * + LinkOSOLineTable(SymbolFileDWARF *oso_symfile, + lldb_private::LineTable *line_table); + + size_t AddOSOARanges(SymbolFileDWARF *dwarf2Data, + DWARFDebugAranges *debug_aranges); }; #endif // #ifndef SymbolFileDWARF_SymbolFileDWARFDebugMap_h_ |
