35 lines
871 B
Factor
35 lines
871 B
Factor
! Copyright (C) 2008, 2009 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: kernel math vectors arrays accessors namespaces ;
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IN: compiler.cfg
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TUPLE: basic-block < identity-tuple
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{ id integer }
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number
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{ instructions vector }
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{ successors vector }
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{ predecessors vector } ;
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M: basic-block hashcode* nip id>> ;
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: <basic-block> ( -- bb )
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basic-block new
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V{ } clone >>instructions
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V{ } clone >>successors
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V{ } clone >>predecessors
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\ basic-block counter >>id ;
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TUPLE: cfg { entry basic-block } word label spill-counts post-order ;
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: <cfg> ( entry word label -- cfg ) f f cfg boa ;
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: cfg-changed ( cfg -- cfg ) f >>post-order ; inline
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TUPLE: mr { instructions array } word label ;
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: <mr> ( instructions word label -- mr )
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mr new
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swap >>label
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swap >>word
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swap >>instructions ;
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