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//===- DWARFDebugMacro.h ----------------------------------------*- C++ -*-===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#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;
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