You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
20 lines
600 B
20 lines
600 B
#ifdef _MSC_VER
|
|
#include <Intrin.h>
|
|
#endif
|
|
#include <arm_neon.h>
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
// passing from untraced pointers to avoid optimizing out any constants
|
|
// so we can test against the linker.
|
|
float *src = (float*)argv[argc-1];
|
|
float32x4_t v1 = vdupq_n_f32(src[0]), v2 = vdupq_n_f32(src[1]);
|
|
int ret = (int)vgetq_lane_f32(vmulq_f32(v1, v2), 0);
|
|
#ifdef __aarch64__
|
|
double *src2 = (double*)argv[argc-2];
|
|
float64x2_t vd1 = vdupq_n_f64(src2[0]), vd2 = vdupq_n_f64(src2[1]);
|
|
ret += (int)vgetq_lane_f64(vmulq_f64(vd1, vd2), 0);
|
|
#endif
|
|
return ret;
|
|
}
|