SparcISA.hpp

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//***************************************************************************
//
// File:
//    SparcISA.h
//
// Purpose:
//    [The purpose of this file]
//
// Description:
//    [The set of functions, macros, etc. defined in the file]
//
//***************************************************************************

#ifndef isa_SparcISA_hpp
#define isa_SparcISA_hpp

//************************* System Include Files ****************************

//*************************** User Include Files ****************************

#include <include/gcc-attr.h>
#include <include/uint.h>

#include "ISA.hpp"

//*************************** Forward Declarations ***************************

struct disassemble_info;

//****************************************************************************

//***************************************************************************
// SparcISA
//***************************************************************************

// 'SparcISA': Implements the SPARC Instruction Set Architecture.

class SparcISA : public ISA {
public:
  SparcISA();
  virtual ~SparcISA();

  // --------------------------------------------------------
  // Instructions:
  // --------------------------------------------------------

  virtual ushort
  getInsnSize(MachInsn* GCC_ATTR_UNUSED mi)
  { return MINSN_SIZE; }

  virtual ushort
  getInsnNumOps(MachInsn* GCC_ATTR_UNUSED mi)
  { return 1; }

  virtual InsnDesc
  getInsnDesc(MachInsn* mi, ushort opIndex, ushort sz = 0);

  virtual VMA
  getInsnTargetVMA(MachInsn* mi, VMA pc, ushort opIndex, ushort sz = 0);

  virtual ushort
  getInsnNumDelaySlots(MachInsn* mi, ushort opIndex, ushort sz = 0);

  virtual bool
  isParallelWithSuccessor(MachInsn* GCC_ATTR_UNUSED mi1,
                          ushort GCC_ATTR_UNUSED opIndex1,
                          ushort GCC_ATTR_UNUSED sz1,
                          MachInsn* GCC_ATTR_UNUSED mi2,
                          ushort GCC_ATTR_UNUSED opIndex2,
                          ushort GCC_ATTR_UNUSED sz2) const
  { return false; }

  virtual void
  decode(std::ostream& os, MachInsn* mi, VMA vma, ushort opIndex);

private:
  // Should not be used
  SparcISA(const SparcISA& GCC_ATTR_UNUSED x)
  { }

  SparcISA&
  operator=(const SparcISA& GCC_ATTR_UNUSED x)
  { return *this; }

protected:
private:
  static const ushort MINSN_SIZE = 4; // machine instruction size in bytes
  struct disassemble_info* m_di;
  struct disassemble_info* m_di_dis;
  GNUbu_disdata m_dis_data;
};

//****************************************************************************

#endif /* isa_SparcISA_hpp */