3.41. __nv_dmul_rd

Prototype: 

double @__nv_dmul_rd(double %x, double %y)

Description:

Multiplies two floating point values 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 D.1, Table 7.

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