prepare-struct-callee ( c-type -- vreg )

Vocabulary

compiler.cfg.builder.alien

Inputs

c-type

an object

Outputs

vreg

an object

Definition

USING: arrays classes.struct compiler.cfg.builder.alien.params
compiler.cfg.registers cpu.architecture kernel layouts
namespaces sequences ;

IN: compiler.cfg.builder.alien

: prepare-struct-callee ( c-type -- vreg )
    large-struct? [
        struct-return-register [
            [ next-vreg dup int-rep ] dip 3array
            reg-values get push
        ] [
            int-rep struct-return-on-stack? f cell
            callee-parameter
        ] if*
    ] [ f ] if ;