mirror of
https://github.com/GOSTSec/ccminer
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128 lines
3.9 KiB
C++
128 lines
3.9 KiB
C++
/*
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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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#include <thrust/detail/dispatch/is_trivial_copy.h>
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#include <thrust/detail/type_traits.h>
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#include <thrust/system/detail/internal/scalar/general_copy.h>
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#include <thrust/system/detail/internal/scalar/trivial_copy.h>
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#include <thrust/iterator/iterator_traits.h>
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#include <thrust/detail/type_traits/pointer_traits.h>
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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 detail
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{
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namespace internal
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{
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namespace scalar
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{
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namespace copy_detail
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{
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// returns the raw pointer associated with a Pointer-like thing
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template<typename Pointer>
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typename thrust::detail::pointer_traits<Pointer>::raw_pointer
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get(Pointer ptr)
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{
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return thrust::detail::pointer_traits<Pointer>::get(ptr);
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}
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template<typename InputIterator,
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typename OutputIterator>
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OutputIterator copy(InputIterator first,
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InputIterator last,
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OutputIterator result,
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thrust::detail::true_type) // is_trivial_copy
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{
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typedef typename thrust::iterator_difference<InputIterator>::type Size;
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const Size n = last - first;
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thrust::system::detail::internal::scalar::trivial_copy_n(get(&*first), n, get(&*result));
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return result + n;
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} // end copy()
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template<typename InputIterator,
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typename OutputIterator>
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OutputIterator copy(InputIterator first,
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InputIterator last,
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OutputIterator result,
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thrust::detail::false_type) // is_trivial_copy
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{
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return thrust::system::detail::internal::scalar::general_copy(first,last,result);
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} // end copy()
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template<typename InputIterator,
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typename Size,
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typename OutputIterator>
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OutputIterator copy_n(InputIterator first,
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Size n,
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OutputIterator result,
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thrust::detail::true_type) // is_trivial_copy
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{
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thrust::system::detail::internal::scalar::trivial_copy_n(get(&*first), n, get(&*result));
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return result + n;
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} // end copy_n()
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template<typename InputIterator,
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typename Size,
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typename OutputIterator>
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OutputIterator copy_n(InputIterator first,
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Size n,
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OutputIterator result,
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thrust::detail::false_type) // is_trivial_copy
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{
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return thrust::system::detail::internal::scalar::general_copy_n(first,n,result);
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} // end copy_n()
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} // end namespace copy_detail
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template<typename InputIterator,
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typename OutputIterator>
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OutputIterator copy(InputIterator first,
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InputIterator last,
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OutputIterator result)
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{
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return thrust::system::detail::internal::scalar::copy_detail::copy(first, last, result,
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typename thrust::detail::dispatch::is_trivial_copy<InputIterator,OutputIterator>::type());
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} // end copy()
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template<typename InputIterator,
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typename Size,
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typename OutputIterator>
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OutputIterator copy_n(InputIterator first,
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Size n,
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OutputIterator result)
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{
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return thrust::system::detail::internal::scalar::copy_detail::copy_n(first, n, result,
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typename thrust::detail::dispatch::is_trivial_copy<InputIterator,OutputIterator>::type());
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} // end copy_n()
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} // end namespace scalar
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} // end namespace internal
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} // end namespace detail
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} // end namespace system
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} // end namespace thrust
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