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      1 //===- HexagonAbsoluteStub.h -----------------------------------------------===//
      2 //
      3 //                     The MCLinker Project
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 #ifndef MCLD_HEXAGON_ABSOLUTE_STUB_H
     11 #define MCLD_HEXAGON_ABSOLUTE_STUB_H
     12 #ifdef ENABLE_UNITTEST
     13 #include <gtest.h>
     14 #endif
     15 
     16 #include <llvm/Support/DataTypes.h>
     17 #include <mcld/Fragment/Stub.h>
     18 #include <string>
     19 #include <vector>
     20 
     21 namespace mcld
     22 {
     23 
     24 class Relocation;
     25 class ResolveInfo;
     26 
     27 /** \class HexagonAbsoluteStub
     28  *  \brief Hexagon stub for abs long call from source to target
     29  *
     30  */
     31 class HexagonAbsoluteStub : public Stub
     32 {
     33 public:
     34   HexagonAbsoluteStub(bool pIsOutputPIC);
     35 
     36   ~HexagonAbsoluteStub();
     37 
     38   // isMyDuty
     39   bool isMyDuty(const class Relocation& pReloc,
     40                 uint64_t pSource,
     41                 uint64_t pTargetSymValue) const;
     42 
     43   // observers
     44   const std::string& name() const;
     45 
     46   const uint8_t* getContent() const;
     47 
     48   size_t size() const;
     49 
     50   size_t alignment() const;
     51 
     52 private:
     53   HexagonAbsoluteStub(const HexagonAbsoluteStub&);
     54 
     55   HexagonAbsoluteStub& operator=(const HexagonAbsoluteStub&);
     56 
     57   /// for doClone
     58   HexagonAbsoluteStub(const uint32_t* pData,
     59                size_t pSize,
     60                const_fixup_iterator pBegin,
     61                const_fixup_iterator pEnd);
     62 
     63   /// doClone
     64   Stub* doClone();
     65 
     66 private:
     67   std::string m_Name;
     68   static const uint32_t TEMPLATE[];
     69   const uint32_t* m_pData;
     70   size_t m_Size;
     71 };
     72 
     73 } // namespace of mcld
     74 
     75 #endif
     76