bitfield-extract ( lsb width -- immr imms )

Vocabulary

cpu.arm.64.assembler.private

Inputs

lsb	an object
width	an object

Outputs

immr	an object
imms	an object

Definition

USING: kernel math ;

IN: cpu.arm.64.assembler.private

: bitfield-extract ( lsb width -- immr imms )
    dup 0 > [ immediate-error ] unless over + 1 - ;