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/*!

  AEMB INSTRUCTION SET SIMULATOR

  Copyright (C) 2009 Shawn Tan <shawn.tan@aeste.net>

  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 3 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, see

  <http://www.gnu.org/licenses/>.

*/

#include <assert.h>

#include "RegisterFile.hh"

using namespace std;

namespace aemb {

void RegisterFile::setRegister(const int gpr, const int data)

{

        regfile.at(gpr) = data;

}

int RegisterFile::getRegister(const int gpr)

{

        return (gpr > 0) ? regfile.at(gpr) : 0;

}

int RegisterFile::getSpecial(const int sfr)

{

        int tmp;

        switch (sfr) {

                case SFR_MSR:

                        tmp = rsfr;

                break;

                default: // invalid sfr

                        assert(0);

                break;

        }

        return tmp;

}

void RegisterFile::setSpecial(const int sfr, const int imm32)

{

        switch (sfr) {

                case SFR_MSR:

                        rsfr = imm32;

                break;

                default: // invalid sfr

                        assert(0);

                break;

        }

}

void RegisterFile::reset()

{

        regfile.clear();

        for (int i=0; i<32; ++i) {

        regfile.push_back(0);

        }

}

RegisterFile::RegisterFile()

{

}

RegisterFile::~RegisterFile()

{

}

}