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https://github.com/NVIDIA/cuda-samples.git
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77 lines
2.8 KiB
C++
77 lines
2.8 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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// Header for common includes and utility functions
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///////////////////////////////////////////////////////////////////////////////
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#ifndef COMMON_H
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#define COMMON_H
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///////////////////////////////////////////////////////////////////////////////
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// Common includes
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///////////////////////////////////////////////////////////////////////////////
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#include <memory.h>
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#include <math.h>
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#include <helper_cuda.h>
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///////////////////////////////////////////////////////////////////////////////
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// Common constants
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///////////////////////////////////////////////////////////////////////////////
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const int StrideAlignment = 32;
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///////////////////////////////////////////////////////////////////////////////
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// Common functions
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///////////////////////////////////////////////////////////////////////////////
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// Align up n to the nearest multiple of m
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inline int iAlignUp(int n, int m = StrideAlignment) {
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int mod = n % m;
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if (mod)
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return n + m - mod;
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else
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return n;
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}
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// round up n/m
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inline int iDivUp(int n, int m) { return (n + m - 1) / m; }
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// swap two values
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template <typename T>
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inline void Swap(T &a, T &b) {
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T t = a;
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a = b;
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b = t;
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}
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#endif
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