sib-present? ( op -- ? )

Vocabulary

cpu.x86.assembler.private

Inputs

op

an object

Outputs

?

an object

Definition

IN: cpu.x86.assembler.private

GENERIC: sib-present? ( op -- ? )

Methods

USING: accessors combinators.short-circuit
cpu.x86.assembler.operands cpu.x86.assembler.operands.private
cpu.x86.assembler.private sequences ;

M: indirect sib-present?
    {
        [ base>> { ESP RSP R12 } member? ]
        [ index>> ]
        [ scale>> ]
    } 1|| ;


USING: cpu.x86.assembler.operands cpu.x86.assembler.private
kernel ;

M: register sib-present? drop f ;