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

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

//

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

#include "..\instructions\scARMInstruction.h"

#include "..\components\registers\scRegisterFile.h"     // Added by ClassView

/* Unused Load/Store Instruction */

typedef struct LSTAG

{

  uint32_t rm    : 4;

  uint32_t pad4  : 1;

  uint32_t op2   : 2;

  uint32_t pad3  : 1;

  uint32_t rs    : 4;

  uint32_t rd    : 4;

  uint32_t rn    : 4;

  uint32_t ls    : 1;

  uint32_t wb    : 1;

  uint32_t b     : 1;

  uint32_t u     : 1;

  uint32_t p     : 1;

  uint32_t pad   : 3;

  uint32_t cond  : 4;

} LSI;

#define LSI_MASK    0x0c000000

#define LSI_SIG     0x04000000

class scARMLSI : public scARMInstruction

{

public:

        scARMLSI();

        virtual ~scARMLSI();

private:

        REGS get_Rs(uint32_t);

        bool_t get_Set(uint32_t nI);

        uint32_t get_Rot(uint32_t);

        OPCODE   get_opcode(uint32_t nI);

        SHIFT    get_shift(uint32_t nI);

    REGS     get_Rn(uint32_t nI);

        REGS     get_Rm(uint32_t nI);

        uint32_t get_Imm(uint32_t nI);

        REGS     get_Rd(uint32_t nI);

        uint32_t get_shift_dist(uint32_t nI);

};