fp-nan-payload ( x -- bits )
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Vocabulary
math

Inputs

x

a real

Outputs

bits	an integer

Word description
If x is an IEEE Not-a-Number value, returns the payload encoded in the value. Returns f if x is not a float.

See also
fp-special?, fp-nan?, fp-qnan?, fp-snan?, fp-infinity?, <fp-nan>

Definition

IN: math

GENERIC: fp-nan-payload ( x -- bits )

Methods

USING: math ;

M: float fp-nan-payload double>bits 52 2^ 1 - bitand ; inline