-cmmLivenessZ :: CmmGraph -> BlockEntryLiveness
-cmmLivenessZ g = env
- where env = runDFA liveLattice $ do { run_b_anal transfer g; allFacts }
- transfer = BComp "liveness analysis" exit last middle first
- exit = emptyUniqSet
- first live _ = live
- middle = flip middleLiveness
- last = flip lastLiveness
+cmmLivenessZ :: CmmGraph -> FuelMonad BlockEntryLiveness
+cmmLivenessZ g = liftM zdfFpFacts $ (res :: FuelMonad (CmmBackwardFixedPoint CmmLive))
+ where res = zdfSolveFrom emptyBlockEnv "liveness analysis" liveLattice transfers
+ emptyUniqSet (graphOfLGraph g)
+ transfers = BackwardTransfers first middle last
+ first live _ = live
+ middle = flip middleLiveness
+ last = flip lastLiveness