+pprCLbl (LargeSRTLabel u) = pprUnique u <> pp_cSEP <> ptext SLIT("srtd")
+pprCLbl (LargeBitmapLabel u) = text "b" <> pprUnique u <> pp_cSEP <> ptext SLIT("btm")
+-- Some bitsmaps for tuple constructors have a numeric tag (e.g. '7')
+-- until that gets resolved we'll just force them to start
+-- with a letter so the label will be legal assmbly code.
+
+