shifter-op ( shifter-op -- n )

Vocabulary

cpu.arm.32.assembler.private

Inputs

shifter-op

an object

Outputs

n

an object

Definition

IN: cpu.arm.32.assembler.private

GENERIC: shifter-op ( shifter-op -- n )

Methods

USING: accessors cpu.arm.32.assembler
cpu.arm.32.assembler.private kernel math.bitwise ;

M: IMM shifter-op
    [ immed>> ] [ rotate>> ] bi { { 1 25 } 8 0 } bitfield ;


USING: cpu.arm.32.assembler cpu.arm.32.assembler.private math ;

M: integer shifter-op 0 <IMM> shifter-op ;


USING: cpu.arm.32.assembler cpu.arm.32.assembler.private ;

M: register-class shifter-op 0 <LSL> shifter-op ;


USING: accessors cpu.arm.32.assembler
cpu.arm.32.assembler.private kernel ;

M: shifter shifter-op
    [ by>> ] [ Rm>> ] [ shift>> ] tri shift-imm/reg ;