Functions
Rsqrtdp

Functions

double rsqrtdp (double a)
 

Detailed Description

Function Documentation

◆ rsqrtdp()

double rsqrtdp ( double  a)
Description:
The rsqrtdp function returns the reciprocal square root function of a real floating-point argument a. The return value is the reciprocal value of the square root of a.
Parameters
[in]a= Input double
Returns
Resultant double
Special Cases:
  • If a <= 0, the return value is 8.99E307 for C/Inline/Vector and rsqrt(|a|) for Asm.
See also
Implementation Notes:
  • The code supports little endian mode.

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