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[smlnj] View of /sml/trunk/src/MLRISC/IR/mlrisc-idefs.sml
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View of /sml/trunk/src/MLRISC/IR/mlrisc-idefs.sml

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Revision 245 - (download) (annotate)
Sat Apr 17 18:47:12 1999 UTC (20 years, 6 months ago) by monnier
Original Path: sml/branches/SMLNJ/src/MLRISC/IR/mlrisc-idefs.sml
File size: 665 byte(s)
version 110.16
functor IDefsFn
   (structure Dom : DOMINATOR_TREE
    structure CFG : CONTROL_FLOW_GRAPH
   ) : MLRISC_IDEFS =
struct

   structure Dom   = Dom
   structure CFG   = CFG
   structure I     = CFG.I
   structure G     = Graph 
   structure IDefs = IDefs

   fun idefs defUse cfg =
   let fun compute_def_use(b,CFG.BLOCK{insns,...}) =
           let fun du([],D,U) = (List.concat D,List.concat U)
                 | du(i::is,D,U) =
                     let val (d,u) = defUse i
                     in  du(is,d::D,u::U) end
           in  du(!insns,[],[])
           end
   in
       IDefs.compute_idefs {cfg=cfg,def_use=compute_def_use}
   end 

end

(*
 * $Log$
 *)

root@smlnj-gforge.cs.uchicago.edu
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