/usr/include/TiledArray/expressions/add_engine.h is in libtiledarray-dev 0.6.0-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 | /*
* This file is a part of TiledArray.
* Copyright (C) 2014 Virginia Tech
*
* 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/>.
*
* Justus Calvin
* Department of Chemistry, Virginia Tech
*
* add_engine.h
* Mar 31, 2014
*
*/
#ifndef TILEDARRAY_EXPRESSIONS_ADD_ENGINE_H__INCLUDED
#define TILEDARRAY_EXPRESSIONS_ADD_ENGINE_H__INCLUDED
#include <TiledArray/expressions/binary_engine.h>
#include <TiledArray/tile_op/add.h>
#include <TiledArray/tile_op/binary_wrapper.h>
namespace TiledArray {
namespace expressions {
// Forward declarations
template <typename, typename> class AddExpr;
template <typename, typename, typename> class ScalAddExpr;
template <typename, typename> class AddEngine;
template <typename, typename, typename> class ScalAddEngine;
template <typename Left, typename Right>
struct EngineTrait<AddEngine<Left, Right> > {
static_assert(std::is_same<typename EngineTrait<Left>::policy,
typename EngineTrait<Right>::policy>::value,
"The left- and right-hand expressions must use the same policy class");
// Argument typedefs
typedef Left left_type; ///< The left-hand expression type
typedef Right right_type; ///< The right-hand expression type
// Operational typedefs
typedef TiledArray::Add<typename EngineTrait<Left>::eval_type,
typename EngineTrait<Right>::eval_type, EngineTrait<Left>::consumable,
EngineTrait<Right>::consumable>
op_base_type; ///< The base tile operation type
typedef TiledArray::detail::BinaryWrapper<op_base_type>
op_type; ///< The tile operation type
typedef typename op_type::result_type
value_type; ///< The result tile type
typedef typename eval_trait<value_type>::type
eval_type; ///< Evaluation tile type
typedef typename Left::policy policy; ///< The result policy type
typedef TiledArray::detail::DistEval<value_type, policy>
dist_eval_type; ///< The distributed evaluator type
// Meta data typedefs
typedef typename policy::size_type size_type; ///< Size type
typedef typename policy::trange_type trange_type; ///< Tiled range type
typedef typename policy::shape_type shape_type; ///< Shape type
typedef typename policy::pmap_interface pmap_interface; ///< Process map interface type
static constexpr bool consumable = true;
static constexpr unsigned int leaves =
EngineTrait<Left>::leaves + EngineTrait<Right>::leaves;
};
template <typename Left, typename Right, typename Scalar>
struct EngineTrait<ScalAddEngine<Left, Right, Scalar> > {
static_assert(std::is_same<typename EngineTrait<Left>::policy,
typename EngineTrait<Right>::policy>::value,
"The left- and right-hand expressions must use the same policy class");
// Argument typedefs
typedef Left left_type; ///< The left-hand expression type
typedef Right right_type; ///< The right-hand expression type
// Operational typedefs
typedef Scalar scalar_type; ///< Tile scalar type
typedef TiledArray::ScalAdd<typename EngineTrait<Left>::eval_type,
typename EngineTrait<Right>::eval_type, scalar_type,
EngineTrait<Left>::consumable, EngineTrait<Right>::consumable> op_base_type; ///< The base tile operation type
typedef TiledArray::detail::BinaryWrapper<op_base_type> op_type; ///< The tile operation type
typedef typename op_type::result_type value_type; ///< The result tile type
typedef typename eval_trait<value_type>::type eval_type; ///< Evaluation tile type
typedef typename Left::policy policy; ///< The result policy type
typedef TiledArray::detail::DistEval<value_type, policy> dist_eval_type; ///< The distributed evaluator type
// Meta data typedefs
typedef typename policy::size_type size_type; ///< Size type
typedef typename policy::trange_type trange_type; ///< Tiled range type
typedef typename policy::shape_type shape_type; ///< Shape type
typedef typename policy::pmap_interface pmap_interface; ///< Process map interface type
static constexpr bool consumable = is_consumable_tile<eval_type>::value;
static constexpr unsigned int leaves =
EngineTrait<Left>::leaves + EngineTrait<Right>::leaves;
};
/// Addition expression engine
/// \tparam Left The left-hand expression type
/// \tparam Right The right-hand expression type
template <typename Left, typename Right>
class AddEngine : public BinaryEngine<AddEngine<Left, Right> > {
public:
// Class hierarchy typedefs
typedef AddEngine<Left, Right> AddEngine_; ///< This class type
typedef BinaryEngine<AddEngine_> BinaryEngine_; ///< Binary expression engine base type
typedef typename BinaryEngine_::ExprEngine_ ExprEngine_; ///< Expression engine base type
// Argument typedefs
typedef typename EngineTrait<AddEngine_>::left_type left_type; ///< The left-hand expression type
typedef typename EngineTrait<AddEngine_>::right_type right_type; ///< The right-hand expression type
// Operational typedefs
typedef typename EngineTrait<AddEngine_>::value_type value_type; ///< The result tile type
typedef typename EngineTrait<AddEngine_>::op_base_type op_base_type; ///< The tile operation type
typedef typename EngineTrait<AddEngine_>::op_type op_type; ///< The tile operation type
typedef typename EngineTrait<AddEngine_>::policy policy; ///< The result policy type
typedef typename EngineTrait<AddEngine_>::dist_eval_type dist_eval_type; ///< The distributed evaluator type
// Meta data typedefs
typedef typename EngineTrait<AddEngine_>::size_type size_type; ///< Size type
typedef typename EngineTrait<AddEngine_>::trange_type trange_type; ///< Tiled range type
typedef typename EngineTrait<AddEngine_>::shape_type shape_type; ///< Shape type
typedef typename EngineTrait<AddEngine_>::pmap_interface pmap_interface; ///< Process map interface type
/// Constructor
/// \tparam L The left-hand argument expression type
/// \tparam R The right-hand argument expression type
/// \param expr The parent expression
template <typename L, typename R>
AddEngine(const AddExpr<L, R>& expr) : BinaryEngine_(expr) { }
/// Non-permuting shape factory function
/// \return The result shape
shape_type make_shape() const {
return BinaryEngine_::left_.shape().add(BinaryEngine_::right_.shape());
}
/// Permuting shape factory function
/// \param perm The permutation to be applied to the array
/// \return The result shape
shape_type make_shape(const Permutation& perm) const {
return BinaryEngine_::left_.shape().add(BinaryEngine_::right_.shape(), perm);
}
/// Non-permuting tile operation factory function
/// \return The tile operation
static op_type make_tile_op() { return op_type(op_base_type()); }
/// Permuting tile operation factory function
/// \param perm The permutation to be applied to tiles
/// \return The tile operation
static op_type make_tile_op(const Permutation& perm) {
return op_type(op_base_type(), perm);
}
/// Expression identification tag
/// \return An expression tag used to identify this expression
const char* make_tag() const { return "[+] "; }
}; // class AddEngine
/// Addition expression engine
/// \tparam Left The left-hand expression type
/// \tparam Right The right-hand expression type
/// \tparam Scalar The scaling factor type
template <typename Left, typename Right, typename Scalar>
class ScalAddEngine : public BinaryEngine<ScalAddEngine<Left, Right, Scalar> > {
public:
// Class hierarchy typedefs
typedef ScalAddEngine<Left, Right, Scalar> ScalAddEngine_; ///< This class type
typedef BinaryEngine<ScalAddEngine_> BinaryEngine_; ///< Binary expression engine base type
typedef ExprEngine<ScalAddEngine_> ExprEngine_; ///< Expression engine base type
// Argument typedefs
typedef typename EngineTrait<ScalAddEngine_>::left_type left_type; ///< The left-hand expression type
typedef typename EngineTrait<ScalAddEngine_>::right_type right_type; ///< The right-hand expression type
// Operational typedefs
typedef typename EngineTrait<ScalAddEngine_>::value_type value_type; ///< The result tile type
typedef typename EngineTrait<ScalAddEngine_>::scalar_type scalar_type; ///< Tile scalar type
typedef typename EngineTrait<ScalAddEngine_>::op_base_type op_base_type; ///< The tile operation type
typedef typename EngineTrait<ScalAddEngine_>::op_type op_type; ///< The tile operation type
typedef typename EngineTrait<ScalAddEngine_>::policy policy; ///< The result policy type
typedef typename EngineTrait<ScalAddEngine_>::dist_eval_type dist_eval_type; ///< The distributed evaluator type
// Meta data typedefs
typedef typename EngineTrait<ScalAddEngine_>::size_type size_type; ///< Size type
typedef typename EngineTrait<ScalAddEngine_>::trange_type trange_type; ///< Tiled range type
typedef typename EngineTrait<ScalAddEngine_>::shape_type shape_type; ///< Shape type
typedef typename EngineTrait<ScalAddEngine_>::pmap_interface pmap_interface; ///< Process map interface type
private:
scalar_type factor_; ///< Scaling factor
public:
/// Constructor
/// \tparam L The left-hand argument expression type
/// \tparam R The right-hand argument expression type
/// \tparam S The expression scalar type
/// \param expr The parent expression
template <typename L, typename R, typename S>
ScalAddEngine(const ScalAddExpr<L, R, S>& expr) :
BinaryEngine_(expr), factor_(expr.factor())
{ }
/// Non-permuting shape factory function
/// \return The result shape
shape_type make_shape() const {
return BinaryEngine_::left_.shape().add(BinaryEngine_::right_.shape(),
factor_);
}
/// Permuting shape factory function
/// \param perm The permutation to be applied to the array
/// \return The result shape
shape_type make_shape(const Permutation& perm) const {
return BinaryEngine_::left_.shape().add(BinaryEngine_::right_.shape(),
factor_, perm);
}
/// Non-permuting tile operation factory function
/// \return The tile operation
op_type make_tile_op() const { return op_type(op_base_type(factor_)); }
/// Permuting tile operation factory function
/// \param perm The permutation to be applied to tiles
/// \return The tile operation
op_type make_tile_op(const Permutation& perm) const {
return op_type(op_base_type(factor_), perm);
}
/// Scaling factor accessor
/// \return The scaling factor
scalar_type factor() { return factor_; }
/// Expression identification tag
/// \return An expression tag used to identify this expression
std::string make_tag() const {
std::stringstream ss;
ss << "[+] [" << factor_ << "] ";
return ss.str();
}
}; // class ScalAddEngine
} // namespace expressions
} // namespace TiledArray
#endif // TILEDARRAY_EXPRESSIONS_ADD_ENGINE_H__INCLUDED
|