xref: /freebsd-11-stable/contrib/llvm-project/lldb/source/Plugins/SymbolFile/Symtab/SymbolFileSymtab.h

//===-- SymbolFileSymtab.h --------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef liblldb_SymbolFileSymtab_h_
#define liblldb_SymbolFileSymtab_h_

#include <map>
#include <vector>

#include "lldb/Symbol/SymbolFile.h"
#include "lldb/Symbol/Symtab.h"

class SymbolFileSymtab : public lldb_private::SymbolFile {
  /// LLVM RTTI support.
  static char ID;

public:
  /// LLVM RTTI support.
  /// \{
  bool isA(const void *ClassID) const override {
    return ClassID == &ID || SymbolFile::isA(ClassID);
  }
  static bool classof(const SymbolFile *obj) { return obj->isA(&ID); }
  /// \}

  // Constructors and Destructors
  SymbolFileSymtab(lldb::ObjectFileSP objfile_sp);

  ~SymbolFileSymtab() override;

  // Static Functions
  static void Initialize();

  static void Terminate();

  static lldb_private::ConstString GetPluginNameStatic();

  static const char *GetPluginDescriptionStatic();

  static lldb_private::SymbolFile *
  CreateInstance(lldb::ObjectFileSP objfile_sp);

  uint32_t CalculateAbilities() override;

  // Compile Unit function calls
  lldb::LanguageType
  ParseLanguage(lldb_private::CompileUnit &comp_unit) override;

  size_t ParseFunctions(lldb_private::CompileUnit &comp_unit) override;

  bool ParseLineTable(lldb_private::CompileUnit &comp_unit) override;

  bool ParseDebugMacros(lldb_private::CompileUnit &comp_unit) override;

  bool ParseSupportFiles(lldb_private::CompileUnit &comp_unit,
                         lldb_private::FileSpecList &support_files) override;

  size_t ParseTypes(lldb_private::CompileUnit &comp_unit) override;

  bool ParseImportedModules(
      const lldb_private::SymbolContext &sc,
      std::vector<lldb_private::SourceModule> &imported_modules) override;

  size_t ParseBlocksRecursive(lldb_private::Function &func) override;

  size_t
  ParseVariablesForContext(const lldb_private::SymbolContext &sc) override;

  lldb_private::Type *ResolveTypeUID(lldb::user_id_t type_uid) override;
  llvm::Optional<ArrayInfo> GetDynamicArrayInfoForUID(
      lldb::user_id_t type_uid,
      const lldb_private::ExecutionContext *exe_ctx) override;

  bool CompleteType(lldb_private::CompilerType &compiler_type) override;

  uint32_t ResolveSymbolContext(const lldb_private::Address &so_addr,
                                lldb::SymbolContextItem resolve_scope,
                                lldb_private::SymbolContext &sc) override;

  void GetTypes(lldb_private::SymbolContextScope *sc_scope,
                lldb::TypeClass type_mask,
                lldb_private::TypeList &type_list) override;

  // PluginInterface protocol
  lldb_private::ConstString GetPluginName() override;

  uint32_t GetPluginVersion() override;

protected:
  uint32_t CalculateNumCompileUnits() override;

  lldb::CompUnitSP ParseCompileUnitAtIndex(uint32_t index) override;

  typedef std::map<lldb_private::ConstString, lldb::TypeSP> TypeMap;

  lldb_private::Symtab::IndexCollection m_source_indexes;
  lldb_private::Symtab::IndexCollection m_func_indexes;
  lldb_private::Symtab::IndexCollection m_code_indexes;
  lldb_private::Symtab::IndexCollection m_data_indexes;
  lldb_private::Symtab::NameToIndexMap m_objc_class_name_to_index;
  TypeMap m_objc_class_types;

private:
  DISALLOW_COPY_AND_ASSIGN(SymbolFileSymtab);
};

#endif // liblldb_SymbolFileSymtab_h_