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158 lines
5.0 KiB
158 lines
5.0 KiB
11 years ago
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/*
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* Copyright 2008-2012 NVIDIA Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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/*! \file thrust/system/cpp/execution_policy.h
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* \brief Execution policies for Thrust's standard C++ system.
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*/
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#include <thrust/detail/config.h>
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// get the execution policies definitions first
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#include <thrust/system/cpp/detail/execution_policy.h>
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// get the definition of par
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#include <thrust/system/cpp/detail/par.h>
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// now get all the algorithm definitions
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#include <thrust/system/cpp/detail/adjacent_difference.h>
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#include <thrust/system/cpp/detail/assign_value.h>
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#include <thrust/system/cpp/detail/binary_search.h>
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#include <thrust/system/cpp/detail/copy.h>
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#include <thrust/system/cpp/detail/copy_if.h>
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#include <thrust/system/cpp/detail/count.h>
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#include <thrust/system/cpp/detail/equal.h>
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#include <thrust/system/cpp/detail/extrema.h>
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#include <thrust/system/cpp/detail/fill.h>
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#include <thrust/system/cpp/detail/find.h>
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#include <thrust/system/cpp/detail/for_each.h>
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#include <thrust/system/cpp/detail/gather.h>
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#include <thrust/system/cpp/detail/generate.h>
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#include <thrust/system/cpp/detail/get_value.h>
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#include <thrust/system/cpp/detail/inner_product.h>
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#include <thrust/system/cpp/detail/iter_swap.h>
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#include <thrust/system/cpp/detail/logical.h>
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#include <thrust/system/cpp/detail/malloc_and_free.h>
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#include <thrust/system/cpp/detail/merge.h>
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#include <thrust/system/cpp/detail/mismatch.h>
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#include <thrust/system/cpp/detail/partition.h>
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#include <thrust/system/cpp/detail/reduce.h>
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#include <thrust/system/cpp/detail/reduce_by_key.h>
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#include <thrust/system/cpp/detail/remove.h>
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#include <thrust/system/cpp/detail/replace.h>
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#include <thrust/system/cpp/detail/reverse.h>
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#include <thrust/system/cpp/detail/scan.h>
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#include <thrust/system/cpp/detail/scan_by_key.h>
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#include <thrust/system/cpp/detail/scatter.h>
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#include <thrust/system/cpp/detail/sequence.h>
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#include <thrust/system/cpp/detail/set_operations.h>
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#include <thrust/system/cpp/detail/sort.h>
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#include <thrust/system/cpp/detail/swap_ranges.h>
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#include <thrust/system/cpp/detail/tabulate.h>
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#include <thrust/system/cpp/detail/transform.h>
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#include <thrust/system/cpp/detail/transform_reduce.h>
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#include <thrust/system/cpp/detail/transform_scan.h>
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#include <thrust/system/cpp/detail/uninitialized_copy.h>
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#include <thrust/system/cpp/detail/uninitialized_fill.h>
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#include <thrust/system/cpp/detail/unique.h>
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#include <thrust/system/cpp/detail/unique_by_key.h>
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// define these entities here for the purpose of Doxygenating them
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// they are actually defined elsewhere
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#if 0
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namespace thrust
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{
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namespace system
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{
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namespace cpp
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{
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/*! \addtogroup execution_policies
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* \{
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*/
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/*! \p thrust::system::cpp::execution_policy is the base class for all Thrust parallel execution
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* policies which are derived from Thrust's standard C++ backend system.
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*/
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template<typename DerivedPolicy>
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struct execution_policy : thrust::execution_policy<DerivedPolicy>
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{};
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/*! \p thrust::system::cpp::tag is a type representing Thrust's standard C++ backend system in C++'s type system.
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* Iterators "tagged" with a type which is convertible to \p cpp::tag assert that they may be
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* "dispatched" to algorithm implementations in the \p cpp system.
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*/
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struct tag : thrust::system::cpp::execution_policy<tag> { unspecified };
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/*!
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* \p thrust::system::cpp::par is the parallel execution policy associated with Thrust's standard
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* C++ backend system.
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*
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* Instead of relying on implicit algorithm dispatch through iterator system tags, users may
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* directly target Thrust's C++ backend system by providing \p thrust::cpp::par as an algorithm
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* parameter.
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*
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* Explicit dispatch can be useful in avoiding the introduction of data copies into containers such
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* as \p thrust::cpp::vector.
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*
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* The type of \p thrust::cpp::par is implementation-defined.
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*
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* The following code snippet demonstrates how to use \p thrust::cpp::par to explicitly dispatch an
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* invocation of \p thrust::for_each to the standard C++ backend system:
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*
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* \code
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* #include <thrust/for_each.h>
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* #include <thrust/system/cpp/execution_policy.h>
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* #include <cstdio>
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*
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* struct printf_functor
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* {
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* __host__ __device__
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* void operator()(int x)
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* {
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* printf("%d\n");
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* }
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* };
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* ...
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* int vec[3];
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* vec[0] = 0; vec[1] = 1; vec[2] = 2;
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*
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* thrust::for_each(thrust::cpp::par, vec.begin(), vec.end(), printf_functor());
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*
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* // 0 1 2 is printed to standard output in some unspecified order
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* \endcode
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*/
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static const unspecified par;
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/*! \}
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*/
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} // end cpp
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} // end system
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} // end thrust
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#endif
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