-targetRegClass :: Reg -> RegClass
-targetRegClass = SPARC.regClass
-
--- | Size of a machine word.
--- This is big enough to hold a pointer.
-targetWordSize :: Size
-targetWordSize = intSize wordWidth
-
-targetMkVReg :: Unique -> Size -> Reg
-targetMkVReg = SPARC.mkVReg
-
-targetRegDotColor :: Reg -> SDoc
-targetRegDotColor = SPARC.regDotColor
+targetVirtualRegSqueeze = SPARC.virtualRegSqueeze
+targetRealRegSqueeze = SPARC.realRegSqueeze
+targetClassOfRealReg = SPARC.classOfRealReg
+targetWordSize = intSize wordWidth
+targetMkVirtualReg = SPARC.mkVirtualReg
+targetRegDotColor = SPARC.regDotColor