shifted-add/sub-immediate

Vocabulary

cpu.arm.64.assembler

Definition

USING: combinators.short-circuit kernel math math.bitwise ;

IN: cpu.arm.64.assembler

PREDICATE: shifted-add/sub-immediate < integer
    {
        [ 0 = not ]
        [ 12 bits zero? ]
        [ -12 shift 12 unsigned-immediate? ]
    } 1&& ;

Methods

USING: cpu.arm.64.assembler kernel math ;

M: shifted-add/sub-immediate split-add/sub-immediate
    -12 shift 1 swap ;