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101 lines
3.8 KiB
101 lines
3.8 KiB
/* |
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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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#include <thrust/detail/config.h> |
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#include <thrust/detail/type_traits/pointer_traits.h> |
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#include <thrust/iterator/iterator_traits.h> |
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namespace thrust |
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{ |
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namespace detail |
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{ |
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template<typename T, typename Tag, typename Pointer> class tagged_allocator; |
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template<typename Tag, typename Pointer> |
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class tagged_allocator<void, Tag, Pointer> |
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{ |
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public: |
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typedef void value_type; |
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typedef typename thrust::detail::pointer_traits<Pointer>::template rebind<void>::other pointer; |
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typedef typename thrust::detail::pointer_traits<Pointer>::template rebind<const void>::other const_pointer; |
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typedef std::size_t size_type; |
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typedef typename thrust::detail::pointer_traits<Pointer>::difference_type difference_type; |
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typedef Tag system_type; |
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template<typename U> |
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struct rebind |
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{ |
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typedef tagged_allocator<U,Tag,Pointer> other; |
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}; // end rebind |
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}; |
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template<typename T, typename Tag, typename Pointer> |
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class tagged_allocator |
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{ |
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public: |
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typedef T value_type; |
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typedef typename thrust::detail::pointer_traits<Pointer>::template rebind<T>::other pointer; |
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typedef typename thrust::detail::pointer_traits<Pointer>::template rebind<const T>::other const_pointer; |
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typedef typename thrust::iterator_reference<pointer>::type reference; |
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typedef typename thrust::iterator_reference<const_pointer>::type const_reference; |
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typedef std::size_t size_type; |
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typedef typename thrust::detail::pointer_traits<pointer>::difference_type difference_type; |
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typedef Tag system_type; |
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template<typename U> |
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struct rebind |
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{ |
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typedef tagged_allocator<U,Tag,Pointer> other; |
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}; // end rebind |
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__host__ __device__ |
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inline tagged_allocator(); |
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__host__ __device__ |
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inline tagged_allocator(const tagged_allocator &); |
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template<typename U, typename OtherPointer> |
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__host__ __device__ |
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inline tagged_allocator(const tagged_allocator<U, Tag, OtherPointer> &); |
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__host__ __device__ |
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inline ~tagged_allocator(); |
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__host__ __device__ |
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pointer address(reference x) const; |
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__host__ __device__ |
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const_pointer address(const_reference x) const; |
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size_type max_size() const; |
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}; |
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template<typename T1, typename Pointer1, typename T2, typename Pointer2, typename Tag> |
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__host__ __device__ |
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bool operator==(const tagged_allocator<T1,Pointer1,Tag> &, const tagged_allocator<T2,Pointer2,Tag> &); |
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template<typename T1, typename Pointer1, typename T2, typename Pointer2, typename Tag> |
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__host__ __device__ |
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bool operator!=(const tagged_allocator<T1,Pointer1,Tag> &, const tagged_allocator<T2,Pointer2,Tag> &); |
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} // end detail |
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} // end thrust |
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#include <thrust/detail/allocator/tagged_allocator.inl> |
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