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//===-- DWARFDebugAbbrev.h --------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_DEBUGINFO_DWARFDEBUGABBREV_H
#define LLVM_LIB_DEBUGINFO_DWARFDEBUGABBREV_H
#include "llvm/DebugInfo/DWARF/DWARFAbbreviationDeclaration.h"
#include <list>
#include <map>
#include <vector>
namespace llvm {
class DWARFAbbreviationDeclarationSet {
uint32_t Offset;
/// Code of the first abbreviation, if all abbreviations in the set have
/// consecutive codes. UINT32_MAX otherwise.
uint32_t FirstAbbrCode;
std::vector<DWARFAbbreviationDeclaration> Decls;
public:
DWARFAbbreviationDeclarationSet();
uint32_t getOffset() const { return Offset; }
void dump(raw_ostream &OS) const;
bool extract(DataExtractor Data, uint32_t *OffsetPtr);
const DWARFAbbreviationDeclaration *
getAbbreviationDeclaration(uint32_t AbbrCode) const;
private:
void clear();
};
class DWARFDebugAbbrev {
typedef std::map<uint64_t, DWARFAbbreviationDeclarationSet>
DWARFAbbreviationDeclarationSetMap;
DWARFAbbreviationDeclarationSetMap AbbrDeclSets;
mutable DWARFAbbreviationDeclarationSetMap::const_iterator PrevAbbrOffsetPos;
public:
DWARFDebugAbbrev();
const DWARFAbbreviationDeclarationSet *
getAbbreviationDeclarationSet(uint64_t CUAbbrOffset) const;
void dump(raw_ostream &OS) const;
void extract(DataExtractor Data);
private:
void clear();
};
}
#endif
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