| //===-- DebugMacros.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 LLDB_SYMBOL_DEBUGMACROS_H |
| #define LLDB_SYMBOL_DEBUGMACROS_H |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "lldb/Utility/ConstString.h" |
| #include "lldb/lldb-private.h" |
| |
| namespace lldb_private { |
| |
| class CompileUnit; |
| class DebugMacros; |
| typedef std::shared_ptr<DebugMacros> DebugMacrosSP; |
| |
| class DebugMacroEntry { |
| public: |
| enum EntryType : uint8_t { |
| INVALID, DEFINE, UNDEF, START_FILE, END_FILE, INDIRECT |
| }; |
| |
| static DebugMacroEntry CreateDefineEntry(uint32_t line, const char *str); |
| |
| static DebugMacroEntry CreateUndefEntry(uint32_t line, const char *str); |
| |
| static DebugMacroEntry CreateStartFileEntry(uint32_t line, |
| uint32_t debug_line_file_idx); |
| |
| static DebugMacroEntry CreateEndFileEntry(); |
| |
| static DebugMacroEntry |
| CreateIndirectEntry(const DebugMacrosSP &debug_macros_sp); |
| |
| DebugMacroEntry() : m_type(INVALID) {} |
| |
| ~DebugMacroEntry() = default; |
| |
| EntryType GetType() const { return static_cast<EntryType>(m_type); } |
| |
| uint64_t GetLineNumber() const { return m_line; } |
| |
| ConstString GetMacroString() const { return m_str; } |
| |
| const FileSpec &GetFileSpec(CompileUnit *comp_unit) const; |
| |
| DebugMacros *GetIndirectDebugMacros() const { |
| return m_debug_macros_sp.get(); |
| } |
| |
| private: |
| DebugMacroEntry(EntryType type, uint32_t line, uint32_t debug_line_file_idx, |
| const char *str); |
| |
| DebugMacroEntry(EntryType type, const DebugMacrosSP &debug_macros_sp); |
| |
| uint32_t m_type : 3; |
| uint32_t m_line : 29; |
| uint32_t m_debug_line_file_idx; |
| ConstString m_str; |
| DebugMacrosSP m_debug_macros_sp; |
| }; |
| |
| class DebugMacros { |
| public: |
| DebugMacros() = default; |
| |
| ~DebugMacros() = default; |
| |
| void AddMacroEntry(const DebugMacroEntry &entry) { |
| m_macro_entries.push_back(entry); |
| } |
| |
| size_t GetNumMacroEntries() const { return m_macro_entries.size(); } |
| |
| DebugMacroEntry GetMacroEntryAtIndex(const size_t index) const { |
| if (index < m_macro_entries.size()) |
| return m_macro_entries[index]; |
| else |
| return DebugMacroEntry(); |
| } |
| |
| private: |
| DebugMacros(const DebugMacros &) = delete; |
| const DebugMacros &operator=(const DebugMacros &) = delete; |
| |
| std::vector<DebugMacroEntry> m_macro_entries; |
| }; |
| |
| } // namespace lldb_private |
| |
| #endif // LLDB_SYMBOL_DEBUGMACROS_H |