llvm/llvm/include/llvm/DebugInfo/DWARF/DWARFUnit.h

//===- DWARFUnit.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_DWARFUNIT_H
#define LLVM_DEBUGINFO_DWARF_DWARFUNIT_H

#include "llvm/ADT/DenseSet.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/iterator_range.h"
#include "llvm/BinaryFormat/Dwarf.h"
#include "llvm/DebugInfo/DWARF/DWARFAddressRange.h"
#include "llvm/DebugInfo/DWARF/DWARFDataExtractor.h"
#include "llvm/DebugInfo/DWARF/DWARFDebugInfoEntry.h"
#include "llvm/DebugInfo/DWARF/DWARFDie.h"
#include "llvm/DebugInfo/DWARF/DWARFLocationExpression.h"
#include "llvm/DebugInfo/DWARF/DWARFUnitIndex.h"
#include "llvm/Support/DataExtractor.h"
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <map>
#include <memory>
#include <set>
#include <utility>
#include <vector>

namespace llvm {

class DWARFAbbreviationDeclarationSet;
class DWARFContext;
class DWARFDebugAbbrev;
class DWARFUnit;
class DWARFDebugRangeList;
class DWARFLocationTable;
class DWARFObject;
class raw_ostream;
struct DIDumpOptions;
struct DWARFSection;
namespace dwarf_linker {
namespace parallel {
class CompileUnit;
}
} // namespace dwarf_linker

/// Base class describing the header of any kind of "unit."  Some information
/// is specific to certain unit types.  We separate this class out so we can
/// parse the header before deciding what specific kind of unit to construct.
class DWARFUnitHeader { … };

const DWARFUnitIndex &getDWARFUnitIndex(DWARFContext &Context,
                                        DWARFSectionKind Kind);

bool isCompileUnit(const std::unique_ptr<DWARFUnit> &U);

/// Describe a collection of units. Intended to hold all units either from
/// .debug_info and .debug_types, or from .debug_info.dwo and .debug_types.dwo.
class DWARFUnitVector final : public SmallVector<std::unique_ptr<DWARFUnit>, 1> { … };

/// Represents base address of the CU.
/// Represents a unit's contribution to the string offsets table.
struct StrOffsetsContributionDescriptor { … };

class DWARFUnit { … };

inline bool isCompileUnit(const std::unique_ptr<DWARFUnit> &U) { … }

} // end namespace llvm

#endif // LLVM_DEBUGINFO_DWARF_DWARFUNIT_H