Subversion Repositories scarm

// scB.h: interface for the scB 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_SCB_H__FC5E6447_AB29_11D6_BB1E_000000000000__INCLUDED_)

#define AFX_SCB_H__FC5E6447_AB29_11D6_BB1E_000000000000__INCLUDED_

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

#if _MSC_VER > 1000

#pragma once

#endif // _MSC_VER > 1000

#include "scARMInstruction.h"

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

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

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

const uint32_t BRANCH_MASK= 0x0E000000;//branch and bl

const uint32_t BRANCH_SIG=  0x0A000000;

class scB  :public scARMInstruction

{

        typedef struct BLTAG

{

  uint32_t offset : 24;

  uint32_t   link   : 1;

  uint32_t pad    : 3;

  uint32_t cond   : 4;

} BRANCH;

        static const char* kind_string_b;

        static const char* kind_string_bl;

        BRANCH ir;

public:

        bool is_link();

        bool set();

        bool is_branch();

        bool load();

        bool pre();

        REGS Rn();

        bool wb();

        bool is_imm();

        COND cond();

        SHIFT shift_type();

        OPCODE op();

        uint32_t dist();

        uint32_t B();

        bool is_rs();

        bool is_mult();

        bool is_word();

        bool is_ls();

        bool is_shift();

        REGS Rd();

        uint32_t A();

        const char* kind();

        scB(uint32_t);

        virtual ~scB();

};

#endif // !defined(AFX_SCB_H__FC5E6447_AB29_11D6_BB1E_000000000000__INCLUDED_)