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Diffstat (limited to 'inference-engine/thirdparty/clDNN/common/boost/1.64.0/include/boost-1_64/boost/compute/algorithm/detail/find_extrema_with_atomics.hpp')
| -rw-r--r-- | inference-engine/thirdparty/clDNN/common/boost/1.64.0/include/boost-1_64/boost/compute/algorithm/detail/find_extrema_with_atomics.hpp | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/inference-engine/thirdparty/clDNN/common/boost/1.64.0/include/boost-1_64/boost/compute/algorithm/detail/find_extrema_with_atomics.hpp b/inference-engine/thirdparty/clDNN/common/boost/1.64.0/include/boost-1_64/boost/compute/algorithm/detail/find_extrema_with_atomics.hpp deleted file mode 100644 index 406d1becb..000000000 --- a/inference-engine/thirdparty/clDNN/common/boost/1.64.0/include/boost-1_64/boost/compute/algorithm/detail/find_extrema_with_atomics.hpp +++ /dev/null @@ -1,108 +0,0 @@ -//---------------------------------------------------------------------------// -// Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com> -// -// Distributed under the Boost Software License, Version 1.0 -// See accompanying file LICENSE_1_0.txt or copy at -// http://www.boost.org/LICENSE_1_0.txt -// -// See http://boostorg.github.com/compute for more information. -//---------------------------------------------------------------------------// - -#ifndef BOOST_COMPUTE_ALGORITHM_DETAIL_FIND_EXTREMA_WITH_ATOMICS_HPP -#define BOOST_COMPUTE_ALGORITHM_DETAIL_FIND_EXTREMA_WITH_ATOMICS_HPP - -#include <boost/compute/types.hpp> -#include <boost/compute/command_queue.hpp> -#include <boost/compute/container/detail/scalar.hpp> -#include <boost/compute/functional/atomic.hpp> -#include <boost/compute/detail/meta_kernel.hpp> -#include <boost/compute/detail/iterator_range_size.hpp> - -namespace boost { -namespace compute { -namespace detail { - -template<class InputIterator, class Compare> -inline InputIterator find_extrema_with_atomics(InputIterator first, - InputIterator last, - Compare compare, - const bool find_minimum, - command_queue &queue) -{ - typedef typename std::iterator_traits<InputIterator>::value_type value_type; - typedef typename std::iterator_traits<InputIterator>::difference_type difference_type; - - const context &context = queue.get_context(); - - meta_kernel k("find_extrema"); - atomic_cmpxchg<uint_> atomic_cmpxchg_uint; - - k << - "const uint gid = get_global_id(0);\n" << - "uint old_index = *index;\n" << - - k.decl<value_type>("old") << - " = " << first[k.var<uint_>("old_index")] << ";\n" << - k.decl<value_type>("new") << - " = " << first[k.var<uint_>("gid")] << ";\n" << - - k.decl<bool>("compare_result") << ";\n" << - "#ifdef BOOST_COMPUTE_FIND_MAXIMUM\n" << - "while(" << - "(compare_result = " << compare(k.var<value_type>("old"), - k.var<value_type>("new")) << ")" << - " || (!(compare_result" << - " || " << compare(k.var<value_type>("new"), - k.var<value_type>("old")) << ") " - "&& gid < old_index)){\n" << - "#else\n" << - // while condition explained for minimum case with less (<) - // as comparison function: - // while(new_value < old_value - // OR (new_value == old_value AND new_index < old_index)) - "while(" << - "(compare_result = " << compare(k.var<value_type>("new"), - k.var<value_type>("old")) << ")" << - " || (!(compare_result" << - " || " << compare(k.var<value_type>("old"), - k.var<value_type>("new")) << ") " - "&& gid < old_index)){\n" << - "#endif\n" << - - " if(" << atomic_cmpxchg_uint(k.var<uint_ *>("index"), - k.var<uint_>("old_index"), - k.var<uint_>("gid")) << " == old_index)\n" << - " break;\n" << - " else\n" << - " old_index = *index;\n" << - "old = " << first[k.var<uint_>("old_index")] << ";\n" << - "}\n"; - - size_t index_arg_index = k.add_arg<uint_ *>(memory_object::global_memory, "index"); - - std::string options; - if(!find_minimum){ - options = "-DBOOST_COMPUTE_FIND_MAXIMUM"; - } - kernel kernel = k.compile(context, options); - - // setup index buffer - scalar<uint_> index(context); - kernel.set_arg(index_arg_index, index.get_buffer()); - - // initialize index - index.write(0, queue); - - // run kernel - size_t count = iterator_range_size(first, last); - queue.enqueue_1d_range_kernel(kernel, 0, count, 0); - - // read index and return iterator - return first + static_cast<difference_type>(index.read(queue)); -} - -} // end detail namespace -} // end compute namespace -} // end boost namespace - -#endif // BOOST_COMPUTE_ALGORITHM_DETAIL_FIND_EXTREMA_WITH_ATOMICS_HPP |