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

// scID.cpp: implementation of the scID class.

//

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

#include "..\pipeline\scID.h"

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

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

// Construction/Destruction

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

scID::~scID()

{

}

void  scID::entry()

{

//if branch is taken

  if(s_b_Branch==0)

  {

        s_n_IR=in_n_Instruction;

  } else

  {

    s_n_IR=0;

  }

}

void scID::output()

{

  out_b_MEM=s_b_MEM;

  out_Rd=s_Rd;

  out_OP=s_OP;

  out_COND=s_COND;

sc_time local_time = sc_time_stamp();

cout<<"ID time="<<local_time<<"--"<<endl;

  //Is the excutive order  important?

  out_SHIFT=s_SHIFT_TYPE;

  out_n_Dist=s_ShiftDist;

//choose the suitable output;

  cout<<"  OPCODE="<<s_OP;

  cout<<"  SHIFT="<<s_SHIFT_TYPE<<" Dist="<<s_ShiftDist;

  cout<<"  Rd="<<s_Rd;

  //A Bus

  if(1)

  {

  out_REG=s_Rn;

  out_n_A=in_n_RegData;

  cout<<"  R"<<s_Rn<<"="<<in_n_RegData;

  }else

  {

    cout<<"  Branch="<<in_n_NPC<<endl;

        out_n_A=in_n_NPC;

        ;// Rn=PC

  }

  //B bus

  bool_t bSet=s_Set;

  if(bSet==0)

  {

          out_REG=s_Rm;

      out_n_B=in_n_RegData;

          cout<<"  R"<<s_Rm<<"="<<in_n_RegData<<endl;

  }

  else if(bSet==1)

  {

          out_n_B=s_n_Imm;

          cout<<"  Imm"<<"="<<s_n_Imm<<endl;

  }

}