Subversion Repositories scarm

///////////////////////////////////////////////////////////////////////////////

// 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.

//

// This program is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

//

// You should have received a copy of the GNU General Public License

// along with this program; if not, write to the Free Software

// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

//////////////////////////////////////////////////////////////////////

///////////////////////////////////////////////////////////////////              

//          

//  Original Author: Allen Tao Zhong,

//  University of Electronic Science and Technology in China

//  email: zhong@opencores.org

//  info   This is a SystemC ARM model

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

//

//////////////////////////////////////////////////////////////////////

#ifndef MULTINSTRUCT_H

#define MULTINSTRUCT_H

#include "scARMInstruction.h"

/* Multiple register transfer */

typedef struct MRTAG

{

  uint32_t list  : 16;

  uint32_t rn    : 4;

  uint32_t ls    : 1;

  uint32_t wb    : 1;

  uint32_t s     : 1;

  uint32_t u     : 1;

  uint32_t p     : 1;

  uint32_t pad   : 3;

  uint32_t cond  : 4;

} MRT;

#define MRT_MASK     0x0E000000

#define MRT_SIG      0x08000000

/* 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;

#define  MULT_MASK   0x0F0000F0

#define  MULT_SIG    0x00000090

class scARMMult : public scARMInstruction

{

public:

        scARMMult();

        virtual ~scARMMult();

};

#endif