61 lines
1.8 KiB
Factor
61 lines
1.8 KiB
Factor
! Copyright (C) 2008 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: fry accessors quotations kernel sequences namespaces
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assocs words arrays vectors hints combinators compiler.tree
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stack-checker
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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.recursive-state ;
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IN: compiler.tree.builder
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: with-tree-builder ( quot -- nodes )
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'[ V{ } clone stack-visitor set @ ]
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with-infer nip ; inline
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: build-tree ( quot -- nodes )
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#! Not safe to call from inference transforms.
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[ f initial-recursive-state infer-quot ] with-tree-builder ;
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: build-tree-with ( in-stack quot -- nodes out-stack )
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#! Not safe to call from inference transforms.
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[
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[ >vector \ meta-d set ]
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[ f initial-recursive-state infer-quot ] bi*
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] with-tree-builder
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unclip-last in-d>> ;
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: build-sub-tree ( #call quot -- nodes )
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[ [ out-d>> ] [ in-d>> ] bi ] dip build-tree-with
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over ends-with-terminate?
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[ drop swap [ f swap #push ] map append ]
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[ rot #copy suffix ]
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if ;
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: (build-tree-from-word) ( word -- )
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dup initial-recursive-state recursive-state set
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dup [ "inline" word-prop ] [ "recursive" word-prop ] bi and
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[ 1quotation ] [ specialized-def ] if
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infer-quot-here ;
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: check-cannot-infer ( word -- )
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dup "cannot-infer" word-prop [ cannot-infer-effect ] [ drop ] if ;
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TUPLE: do-not-compile word ;
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: check-no-compile ( word -- )
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dup "no-compile" word-prop [ do-not-compile inference-warning ] [ drop ] if ;
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: build-tree-from-word ( word -- nodes )
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[
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[
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{
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[ check-cannot-infer ]
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[ check-no-compile ]
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[ (build-tree-from-word) ]
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[ finish-word ]
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} cleave
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] maybe-cannot-infer
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] with-tree-builder ;
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