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65 lines
3.2 KiB
C
65 lines
3.2 KiB
C
/* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of NVIDIA CORPORATION nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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////////////////////////////////////////////////////////////////////////////////
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// Shortcut definitions
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////////////////////////////////////////////////////////////////////////////////
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typedef unsigned int uint;
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#define SHARED_SIZE_LIMIT 1024U
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#define SAMPLE_STRIDE 128
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////////////////////////////////////////////////////////////////////////////////
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// Extensive sort validation routine
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////////////////////////////////////////////////////////////////////////////////
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extern "C" uint validateSortedKeys(uint *resKey, uint *srcKey, uint batchSize,
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uint arrayLength, uint numValues,
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uint sortDir);
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extern "C" void fillValues(uint *val, uint N);
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extern "C" int validateSortedValues(uint *resKey, uint *resVal, uint *srcKey,
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uint batchSize, uint arrayLength);
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////////////////////////////////////////////////////////////////////////////////
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// CUDA merge sort
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////////////////////////////////////////////////////////////////////////////////
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extern "C" void initMergeSort(void);
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extern "C" void closeMergeSort(void);
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extern "C" void mergeSort(uint *dstKey, uint *dstVal, uint *bufKey,
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uint *bufVal, uint *srcKey, uint *srcVal, uint N,
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uint sortDir);
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////////////////////////////////////////////////////////////////////////////////
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// CPU "emulation"
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////////////////////////////////////////////////////////////////////////////////
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extern "C" void mergeSortHost(uint *dstKey, uint *dstVal, uint *bufKey,
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uint *bufVal, uint *srcKey, uint *srcVal, uint N,
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uint sortDir);
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