3.166. __nv_frsqrt_rn
Prototype:
float @__nv_frsqrt_rn(float %x)
Description:
Compute the reciprocal square root of x in round-to-nearest-even mode.
Returns:
Returns .
Note:
For accuracy information for this function see the CUDA C++ Programming Guide, Appendix E.1, Table 6.
Library Availability:
Compute 2.0: Yes
Compute 3.0: Yes
Compute 3.5: Yes