! :folding=indent:collapseFolds=1:

! $Id$
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! Copyright (C) 2004 Slava Pestov.
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IN: inference
USE: interpreter
USE: kernel
USE: lists
USE: namespaces
USE: words

\ >r [
    f #>r dataflow, [ 1 0 node-inputs ] extend
    pop-d push-r
    [ 0 1 node-outputs ] bind
] "infer" set-word-property

\ r> [
    f #r> dataflow, [ 0 1 node-inputs ] extend
    pop-r push-d
    [ 1 0 node-outputs ] bind
] "infer" set-word-property

: meta-infer ( word op -- )
    #! Mark a word as being partially evaluated.
    dupd [
        over unit , \ car ,
        f , ,
        "infer-effect" word-property ,
        [ drop host-word ] ,
        \ with-dataflow ,
    ] make-list "infer" set-word-property ;

\ drop #drop meta-infer
\ dup #dup meta-infer
\ swap #swap meta-infer
\ over #over meta-infer
\ pick #pick meta-infer