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65 lines
1.5 KiB
65 lines
1.5 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/raw_pointer_cast.h> |
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#include <thrust/swap.h> |
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namespace thrust |
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{ |
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namespace system |
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{ |
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namespace cuda |
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{ |
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namespace detail |
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{ |
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template<typename Pointer1, typename Pointer2> |
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inline __host__ __device__ |
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void iter_swap(tag, Pointer1 a, Pointer2 b) |
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{ |
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// XXX war nvbugs/881631 |
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struct war_nvbugs_881631 |
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{ |
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__host__ inline static void host_path(Pointer1 a, Pointer2 b) |
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{ |
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thrust::swap_ranges(a, a + 1, b); |
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} |
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__device__ inline static void device_path(Pointer1 a, Pointer2 b) |
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{ |
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using thrust::swap; |
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swap(*thrust::raw_pointer_cast(a), |
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*thrust::raw_pointer_cast(b)); |
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} |
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}; |
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#ifndef __CUDA_ARCH__ |
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return war_nvbugs_881631::host_path(a,b); |
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#else |
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return war_nvbugs_881631::device_path(a,b); |
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#endif // __CUDA_ARCH__ |
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} // end iter_swap() |
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} // end detail |
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} // end cuda |
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} // end system |
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} // end thrust |
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