[vpack] ( from-element to-element from-size to-size from-type to-type -- quot )

Vocabulary

math.vectors.conversion.private

Inputs

from-element	an object
to-element	an object
from-size	an object
to-size	an object
from-type	an object
to-type	an object

Outputs

quot

an object

Definition

USING: kernel math ;

IN: math.vectors.conversion.private

:: [vpack]
    ( from-element to-element from-size to-size from-type to-type -- quot )
    from-size to-size /i
    log2 :> steps from-element to-element from-type to-type
    steps check-vpack
    from-type to-type to-element unsigned-type?
    [ ([vpack-unsigned]) ] [ ([vpack-signed]) ] if ;