?element ( imm element-size -- element )

Vocabulary

cpu.arm.64.assembler.private

Inputs

imm	an object
element-size	an object

Outputs

element

an object

Definition

USING: kernel math.bitwise sequences ;

IN: cpu.arm.64.assembler.private

: ?element ( imm element-size -- element )
    [ bits ] keep dupd bit-transitions [ first2 = not ] count
    2 = [ dup illegal-bitmask-element ] unless ;