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libdevice User's Guide (PDF) - CUDA Toolkit v5.5 for POWER8 (older) - Last updated October 16, 2014 - Send Feedback

3.167. __nv_fsqrt_rd

Prototype:

float @__nv_fsqrt_rd(float %x) 

Description:

Compute the square root of x in round-down (to negative infinity) mode.

Returns:

Returns x .

Note:

For accuracy information for this function see the CUDA C Programming Guide, Appendix C, Table C-1.

Library Availability:

Compute 2.0: Yes

Compute 3.0: Yes

Compute 3.5: Yes


libdevice User's Guide (PDF) - CUDA Toolkit v5.5 for POWER8 (older) - Last updated October 16, 2014 - Send Feedback