/* -*- c++ -*- */

/*

 * Copyright 2002,2008,2009 Free Software Foundation, Inc.

 * 

 * This file is part of GNU Radio

 * 

 * GNU Radio 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, or (at your option)

 * any later version.

 * 

 * GNU Radio 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 GNU Radio; see the file COPYING.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street,

 * Boston, MA 02110-1301, USA.

 */

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif

#include <gr_fir_sysconfig_armv7_a.h>

#include <gr_cpu.h>

#include <gr_fir_ccf.h>

#include <gr_fir_ccf_generic.h>

#include <gr_fir_fcc.h>

#include <gr_fir_fcc_generic.h>

#include <gr_fir_fff.h>

#include <gr_fir_fff_generic.h>

#include <gr_fir_fff_armv7_a.h>

#include <gr_fir_fsf.h>

#include <gr_fir_fsf_generic.h>

#include <gr_fir_ccc.h>

#include <gr_fir_ccc_generic.h>

#include <gr_fir_scc.h>

#include <gr_fir_scc_generic.h>

#include <iostream>

using std::cerr;

///\todo Remove commented out code for altivec and replace with NEON versions.

/*

 * ----------------------------------------------------------------

 * static functions that serve as constructors...

 * ----------------------------------------------------------------

 */

#if 0

static gr_fir_ccf *

make_gr_fir_ccf_altivec(const std::vector<float> &taps)

{

  return new gr_fir_ccf_altivec(taps);

}

static gr_fir_fcc *

make_gr_fir_fcc_altivec(const std::vector<gr_complex> &taps)

{

  return new gr_fir_fcc_altivec(taps);

}

static gr_fir_ccc *

make_gr_fir_ccc_altivec (const std::vector<gr_complex> &taps)

{

  return new gr_fir_ccc_altivec (taps);

}

#endif

static gr_fir_fff *

make_gr_fir_fff_armv7_a (const std::vector<float> &taps)

{

  return new gr_fir_fff_armv7_a (taps);

}

#if 0

static gr_fir_fsf *

make_gr_fir_fsf_altivec (const std::vector<float> &taps)

{

  return new gr_fir_fsf_altivec (taps);

}

static gr_fir_scc *

make_gr_fir_scc_altivec(const std::vector<gr_complex> &taps)

{

  return new gr_fir_scc_altivec(taps);

}

#endif

/*

 * ----------------------------------------------------------------

 * Return instances of the fastest arm versions of these classes.

 *

 * check CPUID, if has armv7-a, return armv7-a version,

 *                else return generic version. This will break 

 *                when someone makes an armv7-a without a NEON

 *                coprocessor.

 * ----------------------------------------------------------------

 */

gr_fir_ccf *

gr_fir_sysconfig_armv7_a::create_gr_fir_ccf (const std::vector<float> &taps)

{

  static bool first = true;

#if 0

  if (gr_cpu::has_altivec ()){

    if (first){

      cerr << ">>> gr_fir_ccf: using altivec\n";

      first = false;

    }

    return make_gr_fir_ccf_altivec (taps);

  }

#endif

  if (0 && first){

    cerr << ">>> gr_fir_ccf: handing off to parent class\n";

    first = false;

  }

  return gr_fir_sysconfig_generic::create_gr_fir_ccf (taps);

}

gr_fir_fcc *

gr_fir_sysconfig_armv7_a::create_gr_fir_fcc (const std::vector<gr_complex> &taps)

{

  static bool first = true;

#if 0

  if (gr_cpu::has_altivec ()){

    if (first){

      cerr << ">>> gr_fir_fcc: using altivec\n";

      first = false;

    }

    return make_gr_fir_fcc_altivec (taps);

  }

#endif

  if (0 && first){

    cerr << ">>> gr_fir_fcc: handing off to parent class\n";

    first = false;

  }

  return gr_fir_sysconfig_generic::create_gr_fir_fcc (taps);

}

gr_fir_ccc *

gr_fir_sysconfig_armv7_a::create_gr_fir_ccc (const std::vector<gr_complex> &taps)

{

  static bool first = true;

#if 0

  if (gr_cpu::has_altivec ()){

    if (first){

      cerr << ">>> gr_fir_ccc: using altivec\n";

      first = false;

    }

    return make_gr_fir_ccc_altivec (taps);

  }

#endif

  if (0 && first){

    cerr << ">>> gr_fir_ccc: handing off to parent class\n";

    first = false;

  }

  return gr_fir_sysconfig_generic::create_gr_fir_ccc (taps);

}

gr_fir_fff *

gr_fir_sysconfig_armv7_a::create_gr_fir_fff (const std::vector<float> &taps)

{

  static bool first = true;

  if (gr_cpu::has_armv7_a ()){

    if (first){

      cerr << ">>> gr_fir_fff: using armv7_a\n";

      first = false;

    }

    return make_gr_fir_fff_armv7_a (taps);

  }

  if (0 && first){

    cerr << ">>> gr_fir_fff: handing off to parent class\n";

    first = false;

  }

  return gr_fir_sysconfig_generic::create_gr_fir_fff (taps);

}

gr_fir_fsf *

gr_fir_sysconfig_armv7_a::create_gr_fir_fsf (const std::vector<float> &taps)

{

  static bool first = true;

#if 0

  if (gr_cpu::has_altivec ()){

    if (first){

      cerr << ">>> gr_fir_fsf: using altivec\n";

      first = false;

    }

    return make_gr_fir_fsf_altivec (taps);

  }

#endif

  if (0 && first){

    cerr << ">>> gr_fir_fsf: handing off to parent class\n";

    first = false;

  }

  return gr_fir_sysconfig_generic::create_gr_fir_fsf (taps);

}

gr_fir_scc *

gr_fir_sysconfig_armv7_a::create_gr_fir_scc (const std::vector<gr_complex> &taps)

{

  static bool first = true;

#if 0

  if (gr_cpu::has_altivec ()){

    if (first){

      cerr << ">>> gr_fir_scc: using altivec\n";

      first = false;

    }

    return make_gr_fir_scc_altivec (taps);

  }

#endif

  if (0 && first){

    cerr << ">>> gr_fir_scc: handing off to parent class\n";

    first = false;

  }

  return gr_fir_sysconfig_generic::create_gr_fir_scc (taps);

}

/*

 * ----------------------------------------------------------------

 *         Return info about available implementations

 * ----------------------------------------------------------------

 */

void 

gr_fir_sysconfig_armv7_a::get_gr_fir_ccf_info (std::vector<gr_fir_ccf_info> *info)

{

  // invoke parent..

  gr_fir_sysconfig_generic::get_gr_fir_ccf_info (info);

#if 0  

  // add our stuff...

  gr_fir_ccf_info        t;

  if (gr_cpu::has_altivec ()){

    t.name = "altivec";

    t.create = make_gr_fir_ccf_altivec;

    (*info).push_back (t);

  }

#endif

}

void 

gr_fir_sysconfig_armv7_a::get_gr_fir_fcc_info (std::vector<gr_fir_fcc_info> *info)

{

  // invoke parent..

  gr_fir_sysconfig_generic::get_gr_fir_fcc_info (info);

#if 0

  // add our stuff...

  gr_fir_fcc_info        t;

  if (gr_cpu::has_altivec ()){

    t.name = "altivec";

    t.create = make_gr_fir_fcc_altivec;

    (*info).push_back (t);

  }

#endif

}

void 

gr_fir_sysconfig_armv7_a::get_gr_fir_ccc_info (std::vector<gr_fir_ccc_info> *info)

{

  // invoke parent..

  gr_fir_sysconfig_generic::get_gr_fir_ccc_info (info);

#if 0

  // add our stuff...

  gr_fir_ccc_info        t;

  if (gr_cpu::has_altivec ()){

    t.name = "altivec";

    t.create = make_gr_fir_ccc_altivec;

    (*info).push_back (t);

  }

#endif

}

void 

gr_fir_sysconfig_armv7_a::get_gr_fir_fff_info (std::vector<gr_fir_fff_info> *info)

{

  // invoke parent..

  gr_fir_sysconfig_generic::get_gr_fir_fff_info (info);

  // add our stuff...

  gr_fir_fff_info        t;

  if (gr_cpu::has_armv7_a ()){

    t.name = "armv7_a";

    t.create = make_gr_fir_fff_armv7_a;

    (*info).push_back (t);

  }

}

void 

gr_fir_sysconfig_armv7_a::get_gr_fir_fsf_info (std::vector<gr_fir_fsf_info> *info)

{

  // invoke parent..

  gr_fir_sysconfig_generic::get_gr_fir_fsf_info (info);

#if 0

  // add our stuff...

  gr_fir_fsf_info        t;

  if (gr_cpu::has_altivec ()){

    t.name = "altivec";

    t.create = make_gr_fir_fsf_altivec;

    (*info).push_back (t);

  }

#endif

}

void 

gr_fir_sysconfig_armv7_a::get_gr_fir_scc_info (std::vector<gr_fir_scc_info> *info)

{

  // invoke parent..

  gr_fir_sysconfig_generic::get_gr_fir_scc_info (info);

#if 0

  // add our stuff...

  gr_fir_scc_info        t;

  if (gr_cpu::has_altivec ()){

    t.name = "altivec";

    t.create = make_gr_fir_scc_altivec;

    (*info).push_back (t);

  }

#endif

}