/usr/include/thrust/detail/device_malloc.inl is in libthrust-dev 1.6.0-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | /*
* 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.
*/
/*! \file device_malloc.inl
* \brief Inline file for device_malloc.h.
*/
#include <thrust/detail/config.h>
#include <thrust/device_malloc.h>
#include <thrust/iterator/iterator_traits.h>
#include <thrust/system/detail/generic/select_system.h>
#include <thrust/system/detail/generic/memory.h>
#include <thrust/detail/malloc_and_free_adl_helper.h>
namespace thrust
{
thrust::device_ptr<void> device_malloc(const std::size_t n)
{
using thrust::system::detail::generic::select_system;
using thrust::system::detail::generic::malloc;
typedef thrust::iterator_system< device_ptr<void> >::type system;
// XXX should use a hypothetical thrust::static_pointer_cast here
void* raw_ptr = static_cast<void*>(thrust::raw_pointer_cast(malloc(select_system(system()), n)));
return thrust::device_ptr<void>(raw_ptr);
} // end device_malloc()
template<typename T>
thrust::device_ptr<T> device_malloc(const std::size_t n)
{
thrust::device_ptr<void> void_ptr = thrust::device_malloc(n * sizeof(T));
return thrust::device_pointer_cast(static_cast<T*>(void_ptr.get()));
} // end device_malloc()
} // end thrust
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