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[smlnj] View of /MLRISC/trunk/gc-safety/gc-map.sml
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View of /MLRISC/trunk/gc-safety/gc-map.sml

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Revision 2126 - (download) (annotate)
Thu Nov 2 16:11:29 2006 UTC (12 years, 10 months ago) by blume
File size: 713 byte(s)
moved MLRISC to toplevel
functor GCMap(GC : GC_TYPE) : GC_MAP =
struct
   structure C = CellsBasis
   structure GC = GC
   exception GCMap

   type gcmap = GC.gctype C.HashTable.hash_table

   val GCMAP = Annotations.new(SOME(fn _ => "gcmap")) 
                 : gcmap Annotations.property

   fun toString gcmap =
   let val lookup = C.HashTable.lookup gcmap
       fun f r = "{" ^ GC.toString(lookup r)^ "}" handle _ => "{?}"
   in  f end

   fun pr(r,gc) = "r" ^ Int.toString(C.cellId r) ^ ":" ^ GC.toString gc
   fun prSet S = "{"^foldr (fn (x,"") => pr x | (x,y) => pr x^","^y) "" S^"}"

   val GCLIVEIN  = Annotations.new(SOME(fn S => "livein: "^prSet S))
   val GCLIVEOUT = Annotations.new(SOME(fn S => "liveout: "^prSet S))

end

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