/*
 * Copyright (c) 2015, PHILIPPE TILLET. All rights reserved.
 *
 * This file is part of ISAAC.
 *
 * ISAAC is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301  USA
 */
#include "isaac/kernels/templates/elementwise_1d.h"
#include "isaac/kernels/templates/elementwise_2d.h"
#include "isaac/kernels/templates/reduce_1d.h"
#include "isaac/kernels/templates/reduce_2d.h"
#include "isaac/kernels/templates/matrix_product.h"

#include "common.hpp"
#include "kernels.h"


namespace tpt = isaac::templates;


namespace detail
{
  bp::list input_sizes(tpt::base & temp, sc::expression_tree const & tree)
  {
      std::vector<isaac::int_t> tmp = temp.input_sizes(tree);
      return tools::to_list(tmp.begin(), tmp.end());
  }
}

void export_templates()
{

  bp::object templates_module(bp::handle<>(bp::borrowed(PyImport_AddModule("isaac.templates"))));
  bp::scope().attr("templates") = templates_module;
  bp::scope template_scope = templates_module;


  bp::enum_<tpt::fetching_policy_type>
      ("fetching_policy_type")
     .value("FETCH_FROM_LOCAL", tpt::FETCH_FROM_LOCAL)
     .value("FETCH_FROM_GLOBAL_STRIDED", tpt::FETCH_FROM_GLOBAL_STRIDED)
     .value("FETCH_FROM_GLOBAL_CONTIGUOUS", tpt::FETCH_FROM_GLOBAL_CONTIGUOUS);


  //Base
  {
    #define __PROP(name) .def_readonly(#name, &tpt::base::parameters_type::name)
    bp::class_<tpt::base, boost::noncopyable>("base", bp::no_init)
            .def("lmem_usage", &tpt::base::lmem_usage)
            .def("registers_usage", &tpt::base::registers_usage)
            .def("is_invalid", &tpt::base::is_invalid)
            .def("input_sizes", &detail::input_sizes)
        ;
    #undef __PROP
  }

  #define WRAP_BASE(name) bp::class_<tpt::base_impl<tpt::name, tpt::name::parameters_type>, bp::bases<tpt::base>, boost::noncopyable>(#name, bp::no_init)\
                                      .add_property("local_size_0", &tpt::base_impl<tpt::name, tpt::name::parameters_type>::local_size_0)\
                                      .add_property("local_size_1", &tpt::base_impl<tpt::name, tpt::name::parameters_type>::local_size_1);

  #define WRAP_TEMPLATE(name, basename, ...) bp::class_<tpt::name, bp::bases<tpt::base_impl<tpt::basename, tpt::basename::parameters_type> > >(#name, bp::init<__VA_ARGS__>())\
                                      ;
  #define WRAP_SINGLE_TEMPLATE(name, ...) WRAP_BASE(name) WRAP_TEMPLATE(name, name, __VA_ARGS__)

  //Vector AXPY
  WRAP_SINGLE_TEMPLATE(elementwise_1d, uint, uint, uint, tpt::fetching_policy_type)
  WRAP_SINGLE_TEMPLATE(elementwise_2d, uint, uint, uint, uint, uint, tpt::fetching_policy_type)
  WRAP_SINGLE_TEMPLATE(reduce_1d, uint, uint, uint, tpt::fetching_policy_type)
  WRAP_BASE(reduce_2d)
  WRAP_TEMPLATE(reduce_2d_rows, reduce_2d, uint, uint, uint, uint, uint, tpt::fetching_policy_type)
  WRAP_TEMPLATE(reduce_2d_cols, reduce_2d, uint, uint, uint, uint, uint, tpt::fetching_policy_type)
  WRAP_BASE(matrix_product)
  WRAP_TEMPLATE(matrix_product_nn, matrix_product, uint, uint, uint, uint, uint, uint, uint, uint, tpt::fetching_policy_type, tpt::fetching_policy_type, uint, uint)
  WRAP_TEMPLATE(matrix_product_tn, matrix_product, uint, uint, uint, uint, uint, uint, uint, uint, tpt::fetching_policy_type, tpt::fetching_policy_type, uint, uint)
  WRAP_TEMPLATE(matrix_product_nt, matrix_product, uint, uint, uint, uint, uint, uint, uint, uint, tpt::fetching_policy_type, tpt::fetching_policy_type, uint, uint)
  WRAP_TEMPLATE(matrix_product_tt, matrix_product, uint, uint, uint, uint, uint, uint, uint, uint, tpt::fetching_policy_type, tpt::fetching_policy_type, uint, uint)


}