libdevice User's Guide
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CUDA Toolkit v5.5 for POWER8
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October 16, 2014
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3.171. __nv_fsub_rd
Prototype:
float @__nv_fsub_rd(float %x, float %y)
Description:
Compute the difference of x and y in round-down (to negative infinity) mode.
Returns:
Returns x - y.
Note:
For accuracy information for this function see the CUDA C Programming Guide, Appendix C, Table C-1.
This operation will never be merged into a single multiply-add instruction.
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