23 lines
673 B
Factor
23 lines
673 B
Factor
! Copyright (C) 2009 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: kernel accessors math sequences grouping namespaces
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compiler.cfg.rpo ;
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IN: compiler.cfg.linear-scan.numbering
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: number-instructions ( rpo -- )
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[ 0 ] dip [
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instructions>> [
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[ (>>insn#) ] [ drop 2 + ] 2bi
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] each
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] each-basic-block drop ;
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SYMBOL: check-numbering?
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ERROR: bad-numbering bb ;
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: check-block-numbering ( bb -- )
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dup instructions>> [ insn#>> ] map sift [ <= ] monotonic?
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[ drop ] [ bad-numbering ] if ;
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: check-numbering ( cfg -- )
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check-numbering? get [ [ check-block-numbering ] each-basic-block ] [ drop ] if ; |