| //===- DWARFDebugMacro.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 LLVM_DEBUGINFO_DWARF_DWARFDEBUGMACRO_H |
| #define LLVM_DEBUGINFO_DWARF_DWARFDEBUGMACRO_H |
| |
| #include "llvm/ADT/SmallVector.h" |
| #include "llvm/Support/DataExtractor.h" |
| #include <cstdint> |
| |
| namespace llvm { |
| |
| class raw_ostream; |
| |
| class DWARFDebugMacro { |
| /// A single macro entry within a macro list. |
| struct Entry { |
| /// The type of the macro entry. |
| uint32_t Type; |
| union { |
| /// The source line where the macro is defined. |
| uint64_t Line; |
| /// Vendor extension constant value. |
| uint64_t ExtConstant; |
| }; |
| |
| union { |
| /// The string (name, value) of the macro entry. |
| const char *MacroStr; |
| // An unsigned integer indicating the identity of the source file. |
| uint64_t File; |
| /// Vendor extension string. |
| const char *ExtStr; |
| }; |
| }; |
| |
| using MacroList = SmallVector<Entry, 4>; |
| |
| /// A list of all the macro entries in the debug_macinfo section. |
| MacroList Macros; |
| |
| public: |
| DWARFDebugMacro() = default; |
| |
| /// Print the macro list found within the debug_macinfo section. |
| void dump(raw_ostream &OS) const; |
| |
| /// Parse the debug_macinfo section accessible via the 'data' parameter. |
| void parse(DataExtractor data); |
| |
| /// Return whether the section has any entries. |
| bool empty() const { return Macros.empty(); } |
| }; |
| |
| } // end namespace llvm |
| |
| #endif // LLVM_DEBUGINFO_DWARF_DWARFDEBUGMACRO_H |