blob: 38cd42ddb88389804240bdf1219d16e84e65abfc [file] [log] [blame]
//===- DWARFGdbIndex.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/ADT/StringRef.h"
#include "llvm/Support/DataExtractor.h"
#include <cstdint>
#include <utility>
namespace llvm {
class raw_ostream;
class DWARFGdbIndex {
uint32_t Version;
uint32_t CuListOffset;
uint32_t TuListOffset;
uint32_t AddressAreaOffset;
uint32_t SymbolTableOffset;
uint32_t ConstantPoolOffset;
struct CompUnitEntry {
uint64_t Offset; /// Offset of a CU in the .debug_info section.
uint64_t Length; /// Length of that CU.
SmallVector<CompUnitEntry, 0> CuList;
struct TypeUnitEntry {
uint64_t Offset;
uint64_t TypeOffset;
uint64_t TypeSignature;
SmallVector<TypeUnitEntry, 0> TuList;
struct AddressEntry {
uint64_t LowAddress; /// The low address.
uint64_t HighAddress; /// The high address.
uint32_t CuIndex; /// The CU index.
SmallVector<AddressEntry, 0> AddressArea;
struct SymTableEntry {
uint32_t NameOffset; /// Offset of the symbol's name in the constant pool.
uint32_t VecOffset; /// Offset of the CU vector in the constant pool.
SmallVector<SymTableEntry, 0> SymbolTable;
/// Each value is CU index + attributes.
SmallVector<std::pair<uint32_t, SmallVector<uint32_t, 0>>, 0>
StringRef ConstantPoolStrings;
uint32_t StringPoolOffset;
void dumpCUList(raw_ostream &OS) const;
void dumpTUList(raw_ostream &OS) const;
void dumpAddressArea(raw_ostream &OS) const;
void dumpSymbolTable(raw_ostream &OS) const;
void dumpConstantPool(raw_ostream &OS) const;
bool parseImpl(DataExtractor Data);
void dump(raw_ostream &OS);
void parse(DataExtractor Data);
bool HasContent = false;
bool HasError = false;
} // end namespace llvm