allanmac

__global__
void fmaTest(float* const values)
{
  const unsigned int tidx = threadIdx.x;
  const float        b    = values[  tidx];
  float              a    = values[2*tidx];

  a = __fmaf_rn(a, b, 0.73f);
  a = __fmaf_rn(a, b, 0.37f);

allanmac

__global__
void fmuladdTest(float* const values)
{
  const unsigned int tidx = threadIdx.x;
  const float        b    = values[  tidx];
  float              a    = values[2*tidx];

  a = __fmul_rn(a, b);
  a = __fadd_rn(a, 0.73f);

allanmac

#include <stdio.h>

//
//
//

#define LAUNCH_BOUNDS                // __launch_bounds__(512)
#define DEVICE_FUNCTION_QUALIFIERS   __device__