Rsqrtsp

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Detailed Description

Functions
float	rsqrtsp (float a)
float	rsqrtsp_c (float a)

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Function Documentation

float rsqrtsp

(

float

a

)

Description:

The rsqrtsp 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 float

Returns:

Resultant float

Special Cases:

• If a <= 0, the return value is Inf for C/Inline/Vector.
• If a <= 0, the return value is NaN or rsqrt(|a|) for Asm.

See also:

• rsqrtsp_i
• rsqrtsp_v

Implementation Notes:

• The code supports both big and little endian modes.

float rsqrtsp_c

(

float

a

)

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