lib/Target/Hexagon/HexagonAbsoluteStub.h

//===- HexagonAbsoluteStub.h ----------------------------------------------===//
//
//                     The MCLinker Project
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef TARGET_HEXAGON_HEXAGONABSOLUTESTUB_H_
#define TARGET_HEXAGON_HEXAGONABSOLUTESTUB_H_

#include "mcld/Fragment/Stub.h"
#include <llvm/Support/DataTypes.h>
#include <string>
#include <vector>

namespace mcld {

class Relocation;
class ResolveInfo;

/** \class HexagonAbsoluteStub
 *  \brief Hexagon stub for abs long call from source to target
 *
 */
class HexagonAbsoluteStub : public Stub {
 public:
  explicit HexagonAbsoluteStub(bool pIsOutputPIC);

  ~HexagonAbsoluteStub();

  // isMyDuty
  bool isMyDuty(const class Relocation& pReloc,
                uint64_t pSource,
                uint64_t pTargetSymValue) const;

  // observers
  const std::string& name() const;

  const uint8_t* getContent() const;

  size_t size() const;

  size_t alignment() const;

 private:
  HexagonAbsoluteStub(const HexagonAbsoluteStub&);

  HexagonAbsoluteStub& operator=(const HexagonAbsoluteStub&);

  /// for doClone
  HexagonAbsoluteStub(const uint32_t* pData,
                      size_t pSize,
                      const_fixup_iterator pBegin,
                      const_fixup_iterator pEnd);

  /// doClone
  Stub* doClone();

 private:
  std::string m_Name;
  static const uint32_t TEMPLATE[];
  const uint32_t* m_pData;
  size_t m_Size;
};

}  // namespace mcld

#endif  // TARGET_HEXAGON_HEXAGONABSOLUTESTUB_H_