Safe Haskell	None

Demand

Documentation

data Demand Source

Constructors

Top
Abs
Call Demand
Eval Demands
Defer Demands
Box Demand
Bot

Instances

Eq Demand
Outputable Demand
Binary Demand

topDmd :: Demand Source

lazyDmd :: Demand Source

seqDmd :: Demand Source

evalDmd :: Demand Source

errDmd :: Demand Source

isStrictDmd :: Demand -> Bool Source

isTop :: Demand -> Bool Source

isAbsent :: Demand -> Bool Source

seqDemand :: Demand -> ()Source

data DmdType Source

Constructors

DmdType DmdEnv [Demand] DmdResult

Instances

Eq DmdType
Outputable DmdType
Binary DmdType

topDmdType :: DmdType Source

botDmdType :: DmdType Source

mkDmdType :: DmdEnv -> [Demand] -> DmdResult -> DmdType Source

mkTopDmdType :: [Demand] -> DmdResult -> DmdType Source

dmdTypeDepth :: DmdType -> Arity Source

seqDmdType :: DmdType -> ()Source

type DmdEnv = VarEnv Demand Source

emptyDmdEnv :: VarEnv Demand Source

data DmdResult Source

Constructors

TopRes
RetCPR
BotRes

Instances

Eq DmdResult
Show DmdResult
Outputable DmdResult
Binary DmdResult

retCPR :: DmdResult Source

isBotRes :: DmdResult -> Bool Source

returnsCPR :: DmdResult -> Bool Source

resTypeArgDmd :: DmdResult -> Demand Source

data Demands Source

Constructors

Poly Demand
Prod [Demand]

Instances

Eq Demands
Outputable Demands
Binary Demands

mapDmds :: (Demand -> Demand) -> Demands -> Demands Source

zipWithDmds :: (Demand -> Demand -> Demand) -> Demands -> Demands -> Demands Source

allTop :: Demands -> Bool Source

seqDemands :: Demands -> ()Source

newtype StrictSig Source

Constructors

StrictSig DmdType

Instances

Eq StrictSig
Outputable StrictSig
Binary StrictSig

mkStrictSig :: DmdType -> StrictSig Source

topSig :: StrictSig Source

botSig :: StrictSig Source

cprSig :: StrictSig Source

isTopSig :: StrictSig -> Bool Source

splitStrictSig :: StrictSig -> ([Demand], DmdResult)Source

increaseStrictSigArity :: Int -> StrictSig -> StrictSig Source

pprIfaceStrictSig :: StrictSig -> SDoc Source

appIsBottom :: StrictSig -> Int -> Bool Source

isBottomingSig :: StrictSig -> Bool Source

seqStrictSig :: StrictSig -> ()Source