You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
1.6 KiB
60 lines
1.6 KiB
/* |
|
* 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_new.inl |
|
* \brief Inline file for device_new.h. |
|
*/ |
|
|
|
#include <thrust/device_new.h> |
|
#include <thrust/device_malloc.h> |
|
#include <thrust/uninitialized_fill.h> |
|
|
|
namespace thrust |
|
{ |
|
|
|
template<typename T> |
|
device_ptr<T> device_new(device_ptr<void> p, |
|
const size_t n) |
|
{ |
|
// XXX TODO dispatch n null device constructors at p here |
|
// in the meantime, dispatch 1 null host constructor here |
|
// and dispatch n copy constructors |
|
return device_new<T>(p, T(), n); |
|
} // end device_new() |
|
|
|
template<typename T> |
|
device_ptr<T> device_new(device_ptr<void> p, |
|
const T &exemplar, |
|
const size_t n) |
|
{ |
|
device_ptr<T> result(reinterpret_cast<T*>(p.get())); |
|
|
|
// run copy constructors at p here |
|
thrust::uninitialized_fill(result, result + n, exemplar); |
|
|
|
return result; |
|
} // end device_new() |
|
|
|
template<typename T> |
|
device_ptr<T> device_new(const size_t n) |
|
{ |
|
// call placement new |
|
return device_new<T>(thrust::device_malloc<T>(n)); |
|
} // end device_new() |
|
|
|
} // thrust |
|
|
|
|