sortingNetworks_common.cuh

/* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
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 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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#ifndef SORTINGNETWORKS_COMMON_CUH
#define SORTINGNETWORKS_COMMON_CUH

#include "sortingNetworks_common.h"

// Enables maximum occupancy
#define SHARED_SIZE_LIMIT 1024U

// Map to single instructions on G8x / G9x / G100
#define UMUL(a, b) __umul24((a), (b))
#define UMAD(a, b, c) (UMUL((a), (b)) + (c))

__device__ inline void Comparator(uint &keyA, uint &valA, uint &keyB,
                                  uint &valB, uint dir) {
  uint t;

  if ((keyA > keyB) == dir) {
    t = keyA;
    keyA = keyB;
    keyB = t;
    t = valA;
    valA = valB;
    valB = t;
  }
}

#endif