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95 lines
2.4 KiB
95 lines
2.4 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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#include <thrust/detail/config.h>
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#include <thrust/system/cuda/memory.h>
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#include <thrust/system/cuda/detail/malloc_and_free.h>
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#include <limits>
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namespace thrust
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{
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// XXX WAR an issue with MSVC 2005 (cl v14.00) incorrectly implementing
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// pointer_raw_pointer for pointer by specializing it here
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// note that we specialize it here, before the use of raw_pointer_cast
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// below, which causes pointer_raw_pointer's instantiation
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#if (THRUST_HOST_COMPILER == THRUST_HOST_COMPILER_MSVC) && (_MSC_VER <= 1400)
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namespace detail
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{
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template<typename T>
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struct pointer_raw_pointer< thrust::cuda::pointer<T> >
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{
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typedef typename thrust::cuda::pointer<T>::raw_pointer type;
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}; // end pointer_raw_pointer
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} // end detail
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#endif
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namespace system
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{
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namespace cuda
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{
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template<typename T>
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template<typename OtherT>
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reference<T> &
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reference<T>
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::operator=(const reference<OtherT> &other)
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{
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return super_t::operator=(other);
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} // end reference::operator=()
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template<typename T>
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reference<T> &
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reference<T>
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::operator=(const value_type &x)
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{
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return super_t::operator=(x);
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} // end reference::operator=()
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template<typename T>
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__host__ __device__
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void swap(reference<T> a, reference<T> b)
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{
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a.swap(b);
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} // end swap()
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pointer<void> malloc(std::size_t n)
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{
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tag cuda_tag;
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return pointer<void>(thrust::system::cuda::detail::malloc(cuda_tag, n));
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} // end malloc()
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template<typename T>
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pointer<T> malloc(std::size_t n)
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{
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pointer<void> raw_ptr = thrust::system::cuda::malloc(sizeof(T) * n);
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return pointer<T>(reinterpret_cast<T*>(raw_ptr.get()));
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} // end malloc()
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void free(pointer<void> ptr)
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{
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tag cuda_tag;
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return thrust::system::cuda::detail::free(cuda_tag, ptr.get());
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} // end free()
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} // end cuda
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} // end system
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} // end thrust
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