craftbeerpi4-pione/venv3/lib/python3.7/site-packages/numpy/distutils/checks/cpu_asimdfhm.c

18 lines
431 B
C
Raw Normal View History

2021-03-03 23:49:41 +01:00
#ifdef _MSC_VER
#include <Intrin.h>
#endif
#include <arm_neon.h>
int main(void)
{
float16x8_t vhp = vdupq_n_f16((float16_t)1);
float16x4_t vlhp = vdup_n_f16((float16_t)1);
float32x4_t vf = vdupq_n_f32(1.0f);
float32x2_t vlf = vdup_n_f32(1.0f);
int ret = (int)vget_lane_f32(vfmlal_low_u32(vlf, vlhp, vlhp), 0);
ret += (int)vgetq_lane_f32(vfmlslq_high_u32(vf, vhp, vhp), 0);
return ret;
}