loop-call-barrier-insn? ( object -- ? )

Vocabulary

compiler.cfg.loop-optimization

Inputs and outputs

object	an object
?	a boolean

Word description

Tests if the object is an instance of the loop-call-barrier-insn class.

Definition

USING: classes.tuple.private compiler.cfg.instructions kernel
math.private slots.private ;

IN: compiler.cfg.loop-optimization

: loop-call-barrier-insn? ( object -- ? )
    dup dup tuple? [
        layout-of
        dup
        dup
        1
        slot
        15
        fixnum>=
        [
            15
            slot
            dup
            \ ##unbox-long-long
            eq?
            [ drop t ]
            [ \ ##unbox eq? ]
            if
        ]
        [ drop f ]
        if
        [ drop t ]
        [
            dup dup 1 slot 11 fixnum>= [
                11
                slot
                dup
                \ ##callback-outputs
                eq?
                [ drop t ]
                [ \ ##callback-inputs eq? ]
                if
            ] [ drop f ] if
            [ drop t ] [
                dup
                1
                slot
                9
                fixnum>=
                [ 9 slot \ ##call eq? ]
                [ drop f ]
                if
            ] if
        ]
        if
    ] [ drop f ] if [ drop t ] [ alien-call-insn? ] if ;