numpy/distutils/checks/cpu_asimdhp.c


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#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);

    int ret  =  (int)vgetq_lane_f16(vabdq_f16(vhp, vhp), 0);
        ret  += (int)vget_lane_f16(vabd_f16(vlhp, vlhp), 0);
    return ret;
}