# tags.h

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    00001 // -*- C++ -*-
    00002
    00003 // Copyright (C) 2007 Free Software Foundation, Inc.
    00004 //
    00005 // This file is part of the GNU ISO C++ Library.  This library is free
    00006 // software; you can redistribute it and/or modify it under the terms
    00007 // of the GNU General Public License as published by the Free Software
    00008 // Foundation; either version 2, or (at your option) any later
    00009 // version.
    00010
    00011 // This library is distributed in the hope that it will be useful, but
    00012 // WITHOUT ANY WARRANTY; without even the implied warranty of
    00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00014 // General Public License for more details.
    00015
    00016 // You should have received a copy of the GNU General Public License
    00017 // along with this library; see the file COPYING.  If not, write to
    00018 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
    00019 // MA 02111-1307, USA.
    00020
    00021 // As a special exception, you may use this file as part of a free
    00022 // software library without restriction.  Specifically, if other files
    00023 // instantiate templates or use macros or inline functions from this
    00024 // file, or you compile this file and link it with other files to
    00025 // produce an executable, this file does not by itself cause the
    00026 // resulting executable to be covered by the GNU General Public
    00027 // License.  This exception does not however invalidate any other
    00028 // reasons why the executable file might be covered by the GNU General
    00029 // Public License.
    00030
    00031 /**
    00032  * @file parallel/tags.h
    00033  * @brief Tags for compile-time selection.
    00034  *  This file is a GNU parallel extension to the Standard C++ Library.
    00035  */
    00036
    00037 // Written by Johannes Singler and Felix Putze.
    00038
    00039 #ifndef _GLIBCXX_PARALLEL_TAGS_H
    00040 #define _GLIBCXX_PARALLEL_TAGS_H 1
    00041
    00042 namespace __gnu_parallel
    00043 {
    00044   /** @brief Forces sequential execution at compile time. */
    00045   struct sequential_tag { };
    00046
    00047   /** @brief Recommends parallel execution at compile time. */
    00048   struct parallel_tag { };
    00049
    00050   /** @brief Recommends parallel execution using dynamic
    00051       load-balancing at compile time. */
    00052   struct balanced_tag : public parallel_tag { };
    00053
    00054   /** @brief Recommends parallel execution using static
    00055       load-balancing at compile time. */
    00056   struct unbalanced_tag : public parallel_tag { };
    00057
    00058   /** @brief Recommends parallel execution using OpenMP dynamic
    00059       load-balancing at compile time. */
    00060   struct omp_loop_tag : public parallel_tag { };
    00061
    00062   /** @brief Recommends parallel execution using OpenMP static
    00063       load-balancing at compile time. */
    00064   struct omp_loop_static_tag : public parallel_tag { };
    00065
    00066
    00067   struct find_tag { };
    00068
    00069   /** @brief Selects the growing block size variant for std::find().
    00070       @see _GLIBCXX_FIND_GROWING_BLOCKS */
    00071   struct growing_blocks_tag : public find_tag { };
    00072
    00073   /** @brief Selects the constant block size variant for std::find().
    00074       @see _GLIBCXX_FIND_CONSTANT_SIZE_BLOCKS */
    00075   struct constant_size_blocks_tag : public find_tag { };
    00076
    00077   /** @brief Selects the equal splitting variant for std::find().
    00078       @see _GLIBCXX_FIND_EQUAL_SPLIT */
    00079   struct equal_split_tag : public find_tag { };
    00080 }
    00081
    00082 #endif /* _GLIBCXX_PARALLEL_TAGS_H */