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75 lines
2.4 KiB
75 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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#pragma once
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#include <thrust/detail/config.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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namespace block
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{
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template<typename Context,
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typename RandomAccessIterator1,
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typename RandomAccessIterator2,
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typename RandomAccessIterator3,
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typename StrictWeakOrdering>
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__device__ __thrust_forceinline__
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RandomAccessIterator3 merge(Context context,
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RandomAccessIterator1 first1,
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RandomAccessIterator1 last1,
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RandomAccessIterator2 first2,
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RandomAccessIterator2 last2,
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RandomAccessIterator3 result,
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StrictWeakOrdering comp);
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// XXX assumes that context.block_dimension() <= n1 and
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// context.block_dimension() <= n2
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// This algorithm is analogous to inplace_merge
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// but instead of working on the ranges
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// [first, middle) and [middle, last)
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// it works on the ranges
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// [first, first + n1) and [first + n1, first + n1 + n2)
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template<typename Context,
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typename RandomAccessIterator1,
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typename RandomAccessIterator2,
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typename Size1,
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typename Size2,
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typename StrictWeakOrdering>
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__device__ __thrust_forceinline__
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void inplace_merge_by_key_n(Context context,
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RandomAccessIterator1 keys_first,
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RandomAccessIterator2 values_first,
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Size1 n1,
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Size2 n2,
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StrictWeakOrdering comp);
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} // end namespace block
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} // end namespace detail
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} // end namespace cuda
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} // end namespace system
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} // end namespace thrust
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#include <thrust/system/cuda/detail/block/merge.inl>
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