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61 lines
1.6 KiB
61 lines
1.6 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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/*! \file device_new.inl
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* \brief Inline file for device_new.h.
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*/
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#include <thrust/device_new.h>
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#include <thrust/device_malloc.h>
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#include <thrust/uninitialized_fill.h>
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namespace thrust
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{
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template<typename T>
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device_ptr<T> device_new(device_ptr<void> p,
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const size_t n)
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{
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// XXX TODO dispatch n null device constructors at p here
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// in the meantime, dispatch 1 null host constructor here
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// and dispatch n copy constructors
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return device_new<T>(p, T(), n);
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} // end device_new()
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template<typename T>
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device_ptr<T> device_new(device_ptr<void> p,
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const T &exemplar,
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const size_t n)
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{
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device_ptr<T> result(reinterpret_cast<T*>(p.get()));
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// run copy constructors at p here
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thrust::uninitialized_fill(result, result + n, exemplar);
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return result;
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} // end device_new()
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template<typename T>
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device_ptr<T> device_new(const size_t n)
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{
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// call placement new
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return device_new<T>(thrust::device_malloc<T>(n));
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} // end device_new()
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} // thrust
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