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[smlnj] View of /sml/trunk/src/MLRISC/cluster/clusterPeephole.sml
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View of /sml/trunk/src/MLRISC/cluster/clusterPeephole.sml

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Revision 744 - (download) (annotate)
Fri Dec 8 04:11:42 2000 UTC (18 years, 9 months ago) by leunga
File size: 485 byte(s)

   A CVS update record!

   Changed type cell from int to datatype, and numerous other changes.
   Affect every client of MLRISC.  Lal says this can be bootstrapped on all
   machines.  See smlnj/HISTORY for details.

   Tag:  leunga-20001207-cell-monster-hack
(*
 * Run peephole optimization on a cluster
 *)
functor ClusterPeephole
  (structure F        : FLOWGRAPH
   structure PeepHole : PEEPHOLE
     sharing F.I = PeepHole.I
  ) : CLUSTER_OPTIMIZATION =
struct
   structure F = F
   type flowgraph = F.cluster

   val name = "Peephole optimization"

   fun run(cluster as F.CLUSTER{blocks, ...}) =
       (app (fn F.BBLOCK{insns, ...} => insns := PeepHole.peephole(rev(!insns))
              | _ => ()) blocks;
        cluster
       )
end

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