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      1 //===- X86GOTPLT.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 #ifndef TARGET_X86_X86GOTPLT_H_
     10 #define TARGET_X86_X86GOTPLT_H_
     11 
     12 #include "X86GOT.h"
     13 
     14 #include <llvm/ADT/DenseMap.h>
     15 
     16 namespace mcld {
     17 
     18 class LDSection;
     19 class X86PLT;
     20 
     21 const unsigned int X86GOTPLT0Num = 3;
     22 
     23 /** \class X86_32GOTPLT
     24  *  \brief X86_32 .got.plt section.
     25  */
     26 class X86_32GOTPLT : public X86_32GOT {
     27  public:
     28   explicit X86_32GOTPLT(LDSection& pSection);
     29 
     30   ~X86_32GOTPLT();
     31 
     32   // hasGOT1 - return if this section has any GOT1 entry
     33   bool hasGOT1() const;
     34 
     35   void applyGOT0(uint64_t pAddress);
     36 
     37   void applyAllGOTPLT(const X86PLT& pPLT);
     38 };
     39 
     40 /** \class X86_64GOTPLT
     41  *  \brief X86_64 .got.plt section.
     42  */
     43 class X86_64GOTPLT : public X86_64GOT {
     44  public:
     45   explicit X86_64GOTPLT(LDSection& pSection);
     46 
     47   ~X86_64GOTPLT();
     48 
     49   // hasGOT1 - return if this section has any GOT1 entry
     50   bool hasGOT1() const;
     51 
     52   void applyGOT0(uint64_t pAddress);
     53 
     54   void applyAllGOTPLT(const X86PLT& pPLT);
     55 };
     56 
     57 }  // namespace mcld
     58 
     59 #endif  // TARGET_X86_X86GOTPLT_H_
     60