Subversion Repositories scarm

// scMult.h: interface for the scMult class.

/*                            -------------------

    begin                : Oct 2 2002

    copyright            : (C) 2002 UESTC

    author               : Zhong Tao

    email                : zhong@opencores.org

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

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

 *                                                                         *

 *   This program is free software; you can redistribute it and/or modify  *

 *   it under the terms of the GNU General Public License as published by  *

 *   the Free Software Foundation; either version 2 of the License, or     *

 *   (at your option) any later version.                                   *

 *                                                                         *

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

#if !defined(AFX_SCMULT_H__8C326335_AB49_11D6_BB1E_000000000000__INCLUDED_)

#define AFX_SCMULT_H__8C326335_AB49_11D6_BB1E_000000000000__INCLUDED_

#if _MSC_VER > 1000

#pragma once

#endif // _MSC_VER > 1000

#include "..\SRC\scARMInstruction.h"

#include "scTypes.h"    // Added by ClassView

#include "scRegisterFile.h"     // Added by ClassView

#include "scALU.h"      // Added by ClassView

const uint32_t  MULT_MASK=   0x0F0000F0;

const uint32_t  MULT_SIG =   0x00000090;

class scMult : public scARMInstruction

{

        /* Multiply instruction */

typedef struct MTAG

{

  uint32_t rm     : 4;

  uint32_t pad2   : 4;

  uint32_t rs     : 4;

  uint32_t rn     : 4;

  uint32_t rd     : 4;

  uint32_t set    : 1;

  uint32_t opcode : 3;

  uint32_t pad    : 4;

  uint32_t cond   : 4;

} MULT;

        MULT ir;

        static const char* kind_string ;

public:

        OPCODE op();

        bool is_rs();

        uint32_t dist();

        uint32_t B();

        bool is_mult();

        REGS Rd();

        uint32_t A();

        const char* kind();

        scMult(uint32_t);

        virtual ~scMult();

};

#endif // !defined(AFX_SCMULT_H__8C326335_AB49_11D6_BB1E_000000000000__INCLUDED_)