cpu_asimd.c 704 B

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  1. #ifdef _MSC_VER
  2. #include <Intrin.h>
  3. #endif
  4. #include <arm_neon.h>
  5. int main(void)
  6. {
  7. float32x4_t v1 = vdupq_n_f32(1.0f), v2 = vdupq_n_f32(2.0f);
  8. /* MAXMIN */
  9. int ret = (int)vgetq_lane_f32(vmaxnmq_f32(v1, v2), 0);
  10. ret += (int)vgetq_lane_f32(vminnmq_f32(v1, v2), 0);
  11. /* ROUNDING */
  12. ret += (int)vgetq_lane_f32(vrndq_f32(v1), 0);
  13. #ifdef __aarch64__
  14. {
  15. float64x2_t vd1 = vdupq_n_f64(1.0), vd2 = vdupq_n_f64(2.0);
  16. /* MAXMIN */
  17. ret += (int)vgetq_lane_f64(vmaxnmq_f64(vd1, vd2), 0);
  18. ret += (int)vgetq_lane_f64(vminnmq_f64(vd1, vd2), 0);
  19. /* ROUNDING */
  20. ret += (int)vgetq_lane_f64(vrndq_f64(vd1), 0);
  21. }
  22. #endif
  23. return ret;
  24. }