unbox-return ( src c-type -- vregs reps )

Vocabulary

compiler.cfg.builder.alien.boxing

Inputs

src	an object
c-type	an object

Outputs

vregs	an object
reps	an object

Definition

IN: compiler.cfg.builder.alien.boxing

GENERIC: unbox-return ( src c-type -- vregs reps )

Methods

USING: alien.c-types compiler.cfg.builder.alien.boxing ;

M: abstract-c-type unbox-return unbox-scalar-return ;


USING: arrays assocs classes.struct
compiler.cfg.builder.alien.boxing compiler.cfg.hats
cpu.architecture kernel namespaces ;

M: struct-c-type unbox-return
    dup return-struct-in-registers?
    [ [ ^^unbox-any-c-ptr ] dip explode-struct-return keys ] [
        [ struct-return-area get ] 2dip [ unbox keys ] keep
        implode-struct-type return-struct-pointer?
        [ struct-return-area get 1array { int-rep } ]
        [ { } { } ] if
    ] if ;