wg-backend-django/dell-env/lib/python3.11/site-packages/numpy/distutils/checks/cpu_asimdfhm.c
2023-10-30 14:40:43 +07:00

20 lines
529 B
C

#ifdef _MSC_VER
#include <Intrin.h>
#endif
#include <arm_neon.h>
int main(int argc, char **argv)
{
float16_t *src = (float16_t*)argv[argc-1];
float *src2 = (float*)argv[argc-2];
float16x8_t vhp = vdupq_n_f16(src[0]);
float16x4_t vlhp = vdup_n_f16(src[1]);
float32x4_t vf = vdupq_n_f32(src2[0]);
float32x2_t vlf = vdup_n_f32(src2[1]);
int ret = (int)vget_lane_f32(vfmlal_low_f16(vlf, vlhp, vlhp), 0);
ret += (int)vgetq_lane_f32(vfmlslq_high_f16(vf, vhp, vhp), 0);
return ret;
}