655 lines
19 KiB
Factor
655 lines
19 KiB
Factor
! Copyright (C) 2004, 2008 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: fry accessors alien alien.accessors arrays byte-arrays
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classes sequences.private continuations.private effects generic
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hashtables hashtables.private io io.backend io.files
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io.files.private io.streams.c kernel kernel.private math
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math.private memory namespaces namespaces.private parser
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quotations quotations.private sbufs sbufs.private
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sequences sequences.private slots.private strings
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strings.private system threads.private classes.tuple
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classes.tuple.private vectors vectors.private words definitions
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words.private assocs summary compiler.units system.private
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combinators locals locals.backend locals.types words.private
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quotations.private stack-checker.values
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stack-checker.alien
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stack-checker.state
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stack-checker.errors
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stack-checker.visitor
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stack-checker.backend
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stack-checker.branches
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stack-checker.transforms
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stack-checker.recursive-state ;
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IN: stack-checker.known-words
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: infer-primitive ( word -- )
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dup
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[ "input-classes" word-prop ]
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[ "default-output-classes" word-prop ] bi <effect>
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apply-word/effect ;
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{
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{ drop (( x -- )) }
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{ 2drop (( x y -- )) }
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{ 3drop (( x y z -- )) }
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{ dup (( x -- x x )) }
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{ 2dup (( x y -- x y x y )) }
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{ 3dup (( x y z -- x y z x y z )) }
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{ rot (( x y z -- y z x )) }
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{ -rot (( x y z -- z x y )) }
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{ dupd (( x y -- x x y )) }
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{ swapd (( x y z -- y x z )) }
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{ nip (( x y -- y )) }
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{ 2nip (( x y z -- z )) }
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{ tuck (( x y -- y x y )) }
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{ over (( x y -- x y x )) }
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{ pick (( x y z -- x y z x )) }
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{ swap (( x y -- y x )) }
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} [ "shuffle" set-word-prop ] assoc-each
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: infer-shuffle ( shuffle -- )
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[ in>> length consume-d ] keep ! inputs shuffle
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[ drop ] [ shuffle dup copy-values dup output-d ] 2bi ! inputs outputs copies
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[ nip f f ] [ swap zip ] 2bi ! in-d out-d in-r out-r mapping
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#shuffle, ;
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: infer-shuffle-word ( word -- )
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"shuffle" word-prop infer-shuffle ;
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: infer-declare ( -- )
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pop-literal nip
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[ length ensure-d ] keep zip
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#declare, ;
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GENERIC: infer-call* ( value known -- )
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: (infer-call) ( value -- ) dup known infer-call* ;
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: infer-call ( -- ) pop-d (infer-call) ;
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M: literal infer-call*
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[ 1array #drop, ] [ infer-literal-quot ] bi* ;
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M: curried infer-call*
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swap push-d
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[ uncurry ] infer-quot-here
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[ quot>> known pop-d [ set-known ] keep ]
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[ obj>> known pop-d [ set-known ] keep ] bi
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push-d (infer-call) ;
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M: composed infer-call*
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swap push-d
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[ uncompose ] infer-quot-here
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[ quot2>> known pop-d [ set-known ] keep ]
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[ quot1>> known pop-d [ set-known ] keep ] bi
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push-d push-d
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1 infer->r infer-call
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terminated? get [ 1 infer-r> infer-call ] unless ;
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M: object infer-call*
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\ literal-expected inference-warning ;
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: infer-slip ( -- )
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1 infer->r infer-call 1 infer-r> ;
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: infer-2slip ( -- )
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2 infer->r infer-call 2 infer-r> ;
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: infer-3slip ( -- )
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3 infer->r infer-call 3 infer-r> ;
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: infer-dip ( -- )
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literals get
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[ \ dip def>> infer-quot-here ]
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[ pop 1 infer->r infer-quot-here 1 infer-r> ]
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if-empty ;
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: infer-2dip ( -- )
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literals get
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[ \ 2dip def>> infer-quot-here ]
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[ pop 2 infer->r infer-quot-here 2 infer-r> ]
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if-empty ;
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: infer-3dip ( -- )
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literals get
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[ \ 3dip def>> infer-quot-here ]
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[ pop 3 infer->r infer-quot-here 3 infer-r> ]
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if-empty ;
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: infer-curry ( -- )
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2 consume-d
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dup first2 <curried> make-known
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[ push-d ] [ 1array ] bi
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\ curry #call, ;
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: infer-compose ( -- )
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2 consume-d
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dup first2 <composed> make-known
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[ push-d ] [ 1array ] bi
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\ compose #call, ;
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: infer-execute ( -- )
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pop-literal nip
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dup word? [
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apply-object
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] [
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drop
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"execute must be given a word" time-bomb
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] if ;
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: infer-<tuple-boa> ( -- )
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\ <tuple-boa>
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peek-d literal value>> second 1+ { tuple } <effect>
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apply-word/effect ;
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: infer-(throw) ( -- )
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\ (throw)
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peek-d literal value>> 2 + f <effect> t >>terminated?
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apply-word/effect ;
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: infer-exit ( -- )
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\ exit
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{ integer } { } t >>terminated? <effect>
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apply-word/effect ;
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: infer-load-locals ( -- )
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pop-literal nip
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consume-d dup copy-values dup output-r
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[ [ f f ] dip ] [ swap zip ] 2bi #shuffle, ;
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: infer-get-local ( -- )
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[let* | n [ pop-literal nip 1 swap - ]
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in-r [ n consume-r ]
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out-d [ in-r first copy-value 1array ]
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out-r [ in-r copy-values ] |
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out-d output-d
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out-r output-r
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f out-d in-r out-r
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out-r in-r zip out-d first in-r first 2array suffix
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#shuffle,
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] ;
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: infer-drop-locals ( -- )
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f f pop-literal nip consume-r f f #shuffle, ;
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: infer-special ( word -- )
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{
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{ \ declare [ infer-declare ] }
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{ \ call [ infer-call ] }
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{ \ (call) [ infer-call ] }
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{ \ slip [ infer-slip ] }
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{ \ 2slip [ infer-2slip ] }
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{ \ 3slip [ infer-3slip ] }
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{ \ dip [ infer-dip ] }
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{ \ 2dip [ infer-2dip ] }
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{ \ 3dip [ infer-3dip ] }
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{ \ curry [ infer-curry ] }
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{ \ compose [ infer-compose ] }
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{ \ execute [ infer-execute ] }
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{ \ (execute) [ infer-execute ] }
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{ \ if [ infer-if ] }
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{ \ dispatch [ infer-dispatch ] }
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{ \ <tuple-boa> [ infer-<tuple-boa> ] }
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{ \ (throw) [ infer-(throw) ] }
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{ \ exit [ infer-exit ] }
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{ \ load-local [ 1 infer->r ] }
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{ \ load-locals [ infer-load-locals ] }
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{ \ get-local [ infer-get-local ] }
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{ \ drop-locals [ infer-drop-locals ] }
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{ \ do-primitive [ unknown-primitive-error inference-warning ] }
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{ \ alien-invoke [ infer-alien-invoke ] }
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{ \ alien-indirect [ infer-alien-indirect ] }
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{ \ alien-callback [ infer-alien-callback ] }
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} case ;
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: infer-local-reader ( word -- )
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(( -- value )) apply-word/effect ;
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: infer-local-writer ( word -- )
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(( value -- )) apply-word/effect ;
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: infer-local-word ( word -- )
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"local-word-def" word-prop infer-quot-here ;
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{
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declare call (call) slip 2slip 3slip dip 2dip 3dip
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curry compose execute (execute) if dispatch <tuple-boa>
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(throw) load-local load-locals get-local drop-locals do-primitive
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alien-invoke alien-indirect alien-callback
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} [ t "special" set-word-prop ] each
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{ call execute dispatch load-locals get-local drop-locals }
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[ t "no-compile" set-word-prop ] each
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: non-inline-word ( word -- )
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dup called-dependency depends-on
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{
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{ [ dup "shuffle" word-prop ] [ infer-shuffle-word ] }
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{ [ dup "special" word-prop ] [ infer-special ] }
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{ [ dup "primitive" word-prop ] [ infer-primitive ] }
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{ [ dup "transform-quot" word-prop ] [ apply-transform ] }
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{ [ dup "macro" word-prop ] [ apply-macro ] }
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{ [ dup "cannot-infer" word-prop ] [ cannot-infer-effect ] }
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{ [ dup "inferred-effect" word-prop ] [ cached-infer ] }
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{ [ dup local? ] [ infer-local-reader ] }
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{ [ dup local-reader? ] [ infer-local-reader ] }
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{ [ dup local-writer? ] [ infer-local-writer ] }
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{ [ dup local-word? ] [ infer-local-word ] }
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{ [ dup recursive-word? ] [ call-recursive-word ] }
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[ dup infer-word apply-word/effect ]
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} cond ;
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: define-primitive ( word inputs outputs -- )
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[ 2drop t "primitive" set-word-prop ]
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[ drop "input-classes" set-word-prop ]
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[ nip "default-output-classes" set-word-prop ]
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3tri ;
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! Stack effects for all primitives
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\ fixnum< { fixnum fixnum } { object } define-primitive
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\ fixnum< make-foldable
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\ fixnum<= { fixnum fixnum } { object } define-primitive
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\ fixnum<= make-foldable
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\ fixnum> { fixnum fixnum } { object } define-primitive
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\ fixnum> make-foldable
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\ fixnum>= { fixnum fixnum } { object } define-primitive
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\ fixnum>= make-foldable
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\ eq? { object object } { object } define-primitive
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\ eq? make-foldable
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\ bignum>fixnum { bignum } { fixnum } define-primitive
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\ bignum>fixnum make-foldable
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\ float>fixnum { float } { fixnum } define-primitive
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\ bignum>fixnum make-foldable
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\ fixnum>bignum { fixnum } { bignum } define-primitive
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\ fixnum>bignum make-foldable
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\ float>bignum { float } { bignum } define-primitive
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\ float>bignum make-foldable
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\ fixnum>float { fixnum } { float } define-primitive
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\ fixnum>float make-foldable
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\ bignum>float { bignum } { float } define-primitive
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\ bignum>float make-foldable
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\ <ratio> { integer integer } { ratio } define-primitive
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\ <ratio> make-foldable
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\ string>float { string } { float } define-primitive
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\ string>float make-foldable
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\ float>string { float } { string } define-primitive
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\ float>string make-foldable
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\ float>bits { real } { integer } define-primitive
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\ float>bits make-foldable
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\ double>bits { real } { integer } define-primitive
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\ double>bits make-foldable
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\ bits>float { integer } { float } define-primitive
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\ bits>float make-foldable
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\ bits>double { integer } { float } define-primitive
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\ bits>double make-foldable
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\ <complex> { real real } { complex } define-primitive
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\ <complex> make-foldable
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\ both-fixnums? { object object } { object } define-primitive
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\ fixnum+ { fixnum fixnum } { integer } define-primitive
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\ fixnum+ make-foldable
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\ fixnum+fast { fixnum fixnum } { fixnum } define-primitive
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\ fixnum+fast make-foldable
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\ fixnum- { fixnum fixnum } { integer } define-primitive
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\ fixnum- make-foldable
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\ fixnum-fast { fixnum fixnum } { fixnum } define-primitive
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\ fixnum-fast make-foldable
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\ fixnum* { fixnum fixnum } { integer } define-primitive
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\ fixnum* make-foldable
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\ fixnum*fast { fixnum fixnum } { fixnum } define-primitive
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\ fixnum*fast make-foldable
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\ fixnum/i { fixnum fixnum } { integer } define-primitive
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\ fixnum/i make-foldable
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\ fixnum-mod { fixnum fixnum } { fixnum } define-primitive
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\ fixnum-mod make-foldable
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\ fixnum/mod { fixnum fixnum } { integer fixnum } define-primitive
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\ fixnum/mod make-foldable
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\ fixnum-bitand { fixnum fixnum } { fixnum } define-primitive
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\ fixnum-bitand make-foldable
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\ fixnum-bitor { fixnum fixnum } { fixnum } define-primitive
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\ fixnum-bitor make-foldable
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\ fixnum-bitxor { fixnum fixnum } { fixnum } define-primitive
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\ fixnum-bitxor make-foldable
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\ fixnum-bitnot { fixnum } { fixnum } define-primitive
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\ fixnum-bitnot make-foldable
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\ fixnum-shift { fixnum fixnum } { integer } define-primitive
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\ fixnum-shift make-foldable
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\ fixnum-shift-fast { fixnum fixnum } { fixnum } define-primitive
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\ fixnum-shift-fast make-foldable
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\ bignum= { bignum bignum } { object } define-primitive
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\ bignum= make-foldable
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\ bignum+ { bignum bignum } { bignum } define-primitive
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\ bignum+ make-foldable
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\ bignum- { bignum bignum } { bignum } define-primitive
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\ bignum- make-foldable
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\ bignum* { bignum bignum } { bignum } define-primitive
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\ bignum* make-foldable
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\ bignum/i { bignum bignum } { bignum } define-primitive
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\ bignum/i make-foldable
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\ bignum-mod { bignum bignum } { bignum } define-primitive
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\ bignum-mod make-foldable
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\ bignum/mod { bignum bignum } { bignum bignum } define-primitive
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\ bignum/mod make-foldable
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\ bignum-bitand { bignum bignum } { bignum } define-primitive
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\ bignum-bitand make-foldable
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\ bignum-bitor { bignum bignum } { bignum } define-primitive
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\ bignum-bitor make-foldable
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\ bignum-bitxor { bignum bignum } { bignum } define-primitive
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\ bignum-bitxor make-foldable
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\ bignum-bitnot { bignum } { bignum } define-primitive
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\ bignum-bitnot make-foldable
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\ bignum-shift { bignum fixnum } { bignum } define-primitive
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\ bignum-shift make-foldable
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\ bignum< { bignum bignum } { object } define-primitive
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\ bignum< make-foldable
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\ bignum<= { bignum bignum } { object } define-primitive
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\ bignum<= make-foldable
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\ bignum> { bignum bignum } { object } define-primitive
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\ bignum> make-foldable
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\ bignum>= { bignum bignum } { object } define-primitive
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\ bignum>= make-foldable
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\ bignum-bit? { bignum integer } { object } define-primitive
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\ bignum-bit? make-foldable
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\ bignum-log2 { bignum } { bignum } define-primitive
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\ bignum-log2 make-foldable
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\ byte-array>bignum { byte-array } { bignum } define-primitive
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\ byte-array>bignum make-foldable
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\ float= { float float } { object } define-primitive
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\ float= make-foldable
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\ float+ { float float } { float } define-primitive
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\ float+ make-foldable
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\ float- { float float } { float } define-primitive
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\ float- make-foldable
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\ float* { float float } { float } define-primitive
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\ float* make-foldable
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\ float/f { float float } { float } define-primitive
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\ float/f make-foldable
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\ float< { float float } { object } define-primitive
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\ float< make-foldable
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\ float-mod { float float } { float } define-primitive
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\ float-mod make-foldable
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\ float<= { float float } { object } define-primitive
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\ float<= make-foldable
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\ float> { float float } { object } define-primitive
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\ float> make-foldable
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\ float>= { float float } { object } define-primitive
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\ float>= make-foldable
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\ <word> { object object } { word } define-primitive
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\ <word> make-flushable
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\ word-xt { word } { integer integer } define-primitive
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\ word-xt make-flushable
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\ getenv { fixnum } { object } define-primitive
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\ getenv make-flushable
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\ setenv { object fixnum } { } define-primitive
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\ (exists?) { string } { object } define-primitive
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\ gc { } { } define-primitive
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\ gc-stats { } { array } define-primitive
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\ save-image { string } { } define-primitive
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\ save-image-and-exit { string } { } define-primitive
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\ data-room { } { integer integer array } define-primitive
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\ data-room make-flushable
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\ code-room { } { integer integer integer integer } define-primitive
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\ code-room make-flushable
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\ micros { } { integer } define-primitive
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\ micros make-flushable
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\ tag { object } { fixnum } define-primitive
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\ tag make-foldable
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\ dlopen { string } { dll } define-primitive
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\ dlsym { string object } { c-ptr } define-primitive
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\ dlclose { dll } { } define-primitive
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\ <byte-array> { integer } { byte-array } define-primitive
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\ <byte-array> make-flushable
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\ (byte-array) { integer } { byte-array } define-primitive
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\ (byte-array) make-flushable
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\ <displaced-alien> { integer c-ptr } { c-ptr } define-primitive
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\ <displaced-alien> make-flushable
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\ alien-signed-cell { c-ptr integer } { integer } define-primitive
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\ alien-signed-cell make-flushable
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\ set-alien-signed-cell { integer c-ptr integer } { } define-primitive
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\ alien-unsigned-cell { c-ptr integer } { integer } define-primitive
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\ alien-unsigned-cell make-flushable
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\ set-alien-unsigned-cell { integer c-ptr integer } { } define-primitive
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\ alien-signed-8 { c-ptr integer } { integer } define-primitive
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\ alien-signed-8 make-flushable
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\ set-alien-signed-8 { integer c-ptr integer } { } define-primitive
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\ alien-unsigned-8 { c-ptr integer } { integer } define-primitive
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\ alien-unsigned-8 make-flushable
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\ set-alien-unsigned-8 { integer c-ptr integer } { } define-primitive
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\ alien-signed-4 { c-ptr integer } { integer } define-primitive
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\ alien-signed-4 make-flushable
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\ set-alien-signed-4 { integer c-ptr integer } { } define-primitive
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\ alien-unsigned-4 { c-ptr integer } { integer } define-primitive
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\ alien-unsigned-4 make-flushable
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\ set-alien-unsigned-4 { integer c-ptr integer } { } define-primitive
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\ alien-signed-2 { c-ptr integer } { fixnum } define-primitive
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\ alien-signed-2 make-flushable
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\ set-alien-signed-2 { integer c-ptr integer } { } define-primitive
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\ alien-unsigned-2 { c-ptr integer } { fixnum } define-primitive
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\ alien-unsigned-2 make-flushable
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\ set-alien-unsigned-2 { integer c-ptr integer } { } define-primitive
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\ alien-signed-1 { c-ptr integer } { fixnum } define-primitive
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\ alien-signed-1 make-flushable
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\ set-alien-signed-1 { integer c-ptr integer } { } define-primitive
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\ alien-unsigned-1 { c-ptr integer } { fixnum } define-primitive
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\ alien-unsigned-1 make-flushable
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\ set-alien-unsigned-1 { integer c-ptr integer } { } define-primitive
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\ alien-float { c-ptr integer } { float } define-primitive
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\ alien-float make-flushable
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\ set-alien-float { float c-ptr integer } { } define-primitive
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\ alien-double { c-ptr integer } { float } define-primitive
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\ alien-double make-flushable
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\ set-alien-double { float c-ptr integer } { } define-primitive
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\ alien-cell { c-ptr integer } { simple-c-ptr } define-primitive
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\ alien-cell make-flushable
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\ set-alien-cell { c-ptr c-ptr integer } { } define-primitive
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\ alien-address { alien } { integer } define-primitive
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\ alien-address make-flushable
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\ slot { object fixnum } { object } define-primitive
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\ slot make-flushable
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\ set-slot { object object fixnum } { } define-primitive
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\ string-nth { fixnum string } { fixnum } define-primitive
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\ string-nth make-flushable
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\ set-string-nth-slow { fixnum fixnum string } { } define-primitive
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\ set-string-nth-fast { fixnum fixnum string } { } define-primitive
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\ resize-array { integer array } { array } define-primitive
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\ resize-array make-flushable
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\ resize-byte-array { integer byte-array } { byte-array } define-primitive
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\ resize-byte-array make-flushable
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\ resize-string { integer string } { string } define-primitive
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\ resize-string make-flushable
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\ <array> { integer object } { array } define-primitive
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\ <array> make-flushable
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\ begin-scan { } { } define-primitive
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\ next-object { } { object } define-primitive
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\ end-scan { } { } define-primitive
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\ size { object } { fixnum } define-primitive
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\ size make-flushable
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\ die { } { } define-primitive
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\ fopen { string string } { alien } define-primitive
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\ fgetc { alien } { object } define-primitive
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\ fwrite { string alien } { } define-primitive
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\ fputc { object alien } { } define-primitive
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\ fread { integer string } { object } define-primitive
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\ fflush { alien } { } define-primitive
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\ fclose { alien } { } define-primitive
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\ <wrapper> { object } { wrapper } define-primitive
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\ <wrapper> make-foldable
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\ (clone) { object } { object } define-primitive
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\ (clone) make-flushable
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\ <string> { integer integer } { string } define-primitive
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\ <string> make-flushable
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\ array>quotation { array } { quotation } define-primitive
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\ array>quotation make-flushable
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\ quotation-xt { quotation } { integer } define-primitive
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\ quotation-xt make-flushable
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\ <tuple> { tuple-layout } { tuple } define-primitive
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\ <tuple> make-flushable
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\ datastack { } { array } define-primitive
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\ datastack make-flushable
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\ retainstack { } { array } define-primitive
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\ retainstack make-flushable
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\ callstack { } { callstack } define-primitive
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\ callstack make-flushable
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\ callstack>array { callstack } { array } define-primitive
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\ callstack>array make-flushable
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\ (sleep) { integer } { } define-primitive
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\ become { array array } { } define-primitive
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\ innermost-frame-quot { callstack } { quotation } define-primitive
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\ innermost-frame-scan { callstack } { fixnum } define-primitive
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\ set-innermost-frame-quot { quotation callstack } { } define-primitive
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\ dll-valid? { object } { object } define-primitive
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\ modify-code-heap { array } { } define-primitive
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\ unimplemented { } { } define-primitive
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\ gc-reset { } { } define-primitive
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\ gc-stats { } { array } define-primitive
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\ jit-compile { quotation } { } define-primitive
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