GOSTCoin CUDA miner project, compatible with most nvidia cards, containing only gostd algo
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/*
* Copyright 2008-2012 NVIDIA Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <thrust/detail/config.h>
#include <thrust/detail/static_assert.h>
#include <thrust/system/detail/generic/scan.h>
#include <thrust/iterator/iterator_traits.h>
#include <thrust/scan.h>
#include <thrust/detail/type_traits.h>
#include <thrust/detail/type_traits/iterator/is_output_iterator.h>
#include <thrust/functional.h>
namespace thrust
{
namespace system
{
namespace detail
{
namespace generic
{
template<typename ExecutionPolicy,
typename InputIterator,
typename OutputIterator>
OutputIterator inclusive_scan(thrust::execution_policy<ExecutionPolicy> &exec,
InputIterator first,
InputIterator last,
OutputIterator result)
{
// the pseudocode for deducing the type of the temporary used below:
//
// if OutputIterator is a "pure" output iterator
// TemporaryType = InputIterator::value_type
// else
// TemporaryType = OutputIterator::value_type
typedef typename thrust::detail::eval_if<
thrust::detail::is_output_iterator<OutputIterator>::value,
thrust::iterator_value<InputIterator>,
thrust::iterator_value<OutputIterator>
>::type ValueType;
// assume plus as the associative operator
return thrust::inclusive_scan(exec, first, last, result, thrust::plus<ValueType>());
} // end inclusive_scan()
template<typename ExecutionPolicy,
typename InputIterator,
typename OutputIterator>
OutputIterator exclusive_scan(thrust::execution_policy<ExecutionPolicy> &exec,
InputIterator first,
InputIterator last,
OutputIterator result)
{
// the pseudocode for deducing the type of the temporary used below:
//
// if OutputIterator is a "pure" output iterator
// TemporaryType = InputIterator::value_type
// else
// TemporaryType = OutputIterator::value_type
typedef typename thrust::detail::eval_if<
thrust::detail::is_output_iterator<OutputIterator>::value,
thrust::iterator_value<InputIterator>,
thrust::iterator_value<OutputIterator>
>::type ValueType;
// assume 0 as the initialization value
return thrust::exclusive_scan(exec, first, last, result, ValueType(0));
} // end exclusive_scan()
template<typename ExecutionPolicy,
typename InputIterator,
typename OutputIterator,
typename T>
OutputIterator exclusive_scan(thrust::execution_policy<ExecutionPolicy> &exec,
InputIterator first,
InputIterator last,
OutputIterator result,
T init)
{
// assume plus as the associative operator
return thrust::exclusive_scan(exec, first, last, result, init, thrust::plus<T>());
} // end exclusive_scan()
template<typename ExecutionPolicy,
typename InputIterator,
typename OutputIterator,
typename BinaryFunction>
OutputIterator inclusive_scan(thrust::execution_policy<ExecutionPolicy> &exec,
InputIterator first,
InputIterator last,
OutputIterator result,
BinaryFunction binary_op)
{
// unimplemented primitive
THRUST_STATIC_ASSERT( (thrust::detail::depend_on_instantiation<InputIterator, false>::value) );
return result;
} // end inclusive_scan
template<typename ExecutionPolicy,
typename InputIterator,
typename OutputIterator,
typename T,
typename BinaryFunction>
OutputIterator exclusive_scan(thrust::execution_policy<ExecutionPolicy> &exec,
InputIterator first,
InputIterator last,
OutputIterator result,
T init,
BinaryFunction binary_op)
{
// unimplemented primitive
THRUST_STATIC_ASSERT( (thrust::detail::depend_on_instantiation<InputIterator, false>::value) );
return result;
} // end exclusive_scan()
} // end namespace generic
} // end namespace detail
} // end namespace system
} // end namespace thrust