3.200. __nv_ldexpf

Prototype:

float @__nv_ldexpf(float %x, i32 %y) 

Description:

Calculate the value of x 2 e x p of the input arguments x and exp.

Returns:

  • __nv_ldexpf(x) returns ± if the correctly calculated value is outside the double floating point range.

Note:

For accuracy information for this function see the CUDA C Programming Guide, Appendix D.1, Table 6.

Library Availability:

Compute 2.0: Yes

Compute 3.0: Yes

Compute 3.5: Yes