3 // Copyright (C) 2007 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the terms
7 // of the GNU General Public License as published by the Free Software
8 // Foundation; either version 2, or (at your option) any later
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12 // WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this library; see the file COPYING. If not, write to
18 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
19 // MA 02111-1307, USA.
21 // As a special exception, you may use this file as part of a free
22 // software library without restriction. Specifically, if other files
23 // instantiate templates or use macros or inline functions from this
24 // file, or you compile this file and link it with other files to
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26 // resulting executable to be covered by the GNU General Public
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32 * @file parallel/tags.h
33 * @brief Tags for compile-time selection.
34 * This file is a GNU parallel extension to the Standard C++ Library.
37 // Written by Johannes Singler and Felix Putze.
39 #ifndef _GLIBCXX_PARALLEL_TAGS_H
40 #define _GLIBCXX_PARALLEL_TAGS_H 1
42 namespace __gnu_parallel
44 /** @brief Forces sequential execution at compile time. */
45 struct sequential_tag { };
47 /** @brief Forces exact splitting in multiway merge at compile time. */
50 /** @brief Recommends parallel execution at compile time. */
51 struct parallel_tag { };
53 /** @brief Recommends parallel execution using dynamic
54 load-balancing at compile time. */
55 struct balanced_tag : public parallel_tag { };
57 /** @brief Recommends parallel execution using static
58 load-balancing at compile time. */
59 struct unbalanced_tag : public parallel_tag { };
61 /** @brief Recommends parallel execution using OpenMP dynamic
62 load-balancing at compile time. */
63 struct omp_loop_tag : public parallel_tag { };
65 /** @brief Recommends parallel execution using OpenMP static
66 load-balancing at compile time. */
67 struct omp_loop_static_tag : public parallel_tag { };
72 /** @brief Selects the growing block size variant for std::find().
73 @see _GLIBCXX_FIND_GROWING_BLOCKS */
74 struct growing_blocks_tag : public find_tag { };
76 /** @brief Selects the constant block size variant for std::find().
77 @see _GLIBCXX_FIND_CONSTANT_SIZE_BLOCKS */
78 struct constant_size_blocks_tag : public find_tag { };
80 /** @brief Selects the equal splitting variant for std::find().
81 @see _GLIBCXX_FIND_EQUAL_SPLIT */
82 struct equal_split_tag : public find_tag { };
85 #endif /* _GLIBCXX_PARALLEL_TAGS_H */