1  #ifdef _MSC_VER
 2      #include <Intrin.h>
 3  #endif
 4  #include <arm_neon.h>
 5  
 6  int main(int argc, char **argv)
 7  {
 8      float *src = (float*)argv[argc-1];
 9      float32x4_t v1 = vdupq_n_f32(src[0]);
10      float32x4_t v2 = vdupq_n_f32(src[1]);
11      float32x4_t v3 = vdupq_n_f32(src[2]);
12      int ret = (int)vgetq_lane_f32(vfmaq_f32(v1, v2, v3), 0);
13  #ifdef __aarch64__
14      double *src2 = (double*)argv[argc-2];
15      float64x2_t vd1 = vdupq_n_f64(src2[0]);
16      float64x2_t vd2 = vdupq_n_f64(src2[1]);
17      float64x2_t vd3 = vdupq_n_f64(src2[2]);
18      ret += (int)vgetq_lane_f64(vfmaq_f64(vd1, vd2, vd3), 0);
19  #endif
20      return ret;
21  }