ghc-6.10.3: The GHC API Contents Index

CmmExpr

Synopsis

data CmmExpr = CmmLit CmmLit | CmmLoad CmmExpr MachRep | CmmReg CmmReg | CmmMachOp MachOp [CmmExpr] | CmmRegOff CmmReg Int | CmmStackSlot Area Int cmmExprRep :: CmmExpr -> MachRep maybeInvertCmmExpr :: CmmExpr -> Maybe CmmExpr data CmmReg = CmmLocal LocalReg | CmmGlobal GlobalReg cmmRegRep :: CmmReg -> MachRep data CmmLit = CmmInt Integer MachRep | CmmFloat Rational MachRep | CmmLabel CLabel | CmmLabelOff CLabel Int | CmmLabelDiffOff CLabel CLabel Int cmmLitRep :: CmmLit -> MachRep data LocalReg = LocalReg !Unique MachRep GCKind localRegRep :: LocalReg -> MachRep localRegGCFollow :: LocalReg -> GCKind data GCKind = GCKindPtr | GCKindNonPtr data GlobalReg = VanillaReg !Int | FloatReg !Int | DoubleReg !Int | LongReg !Int | Sp | SpLim | Hp | HpLim | CurrentTSO | CurrentNursery | HpAlloc | GCEnter1 | GCFun | BaseReg | PicBaseReg globalRegRep :: GlobalReg -> MachRep spReg :: CmmReg hpReg :: CmmReg spLimReg :: CmmReg nodeReg :: CmmReg node :: GlobalReg class DefinerOfLocalRegs a where foldRegsDefd :: (b -> LocalReg -> b) -> b -> a -> b class UserOfLocalRegs a where foldRegsUsed :: (b -> LocalReg -> b) -> b -> a -> b filterRegsUsed :: UserOfLocalRegs e => (LocalReg -> Bool) -> e -> RegSet type RegSet = UniqSet LocalReg emptyRegSet :: RegSet elemRegSet :: LocalReg -> RegSet -> Bool extendRegSet :: RegSet -> LocalReg -> RegSet deleteFromRegSet :: RegSet -> LocalReg -> RegSet mkRegSet :: [LocalReg] -> RegSet plusRegSet :: RegSet -> RegSet -> RegSet minusRegSet :: RegSet -> RegSet -> RegSet timesRegSet :: RegSet -> RegSet -> RegSet data Area = RegSlot LocalReg | CallArea BlockId Int Int type StackSlotMap = FiniteMap LocalReg CmmExpr getSlot :: StackSlotMap -> LocalReg -> (StackSlotMap, CmmExpr) mkCallArea :: BlockId -> [a] -> Maybe [b] -> Area outgoingSlot :: Area -> CmmExpr areaId :: Area -> BlockId areaSize :: Area -> Int narrowU :: MachRep -> Integer -> Integer narrowS :: MachRep -> Integer -> Integer

Documentation

data CmmExpr

Constructors CmmLit CmmLit CmmLoad CmmExpr MachRep CmmReg CmmReg CmmMachOp MachOp [CmmExpr] CmmRegOff CmmReg Int CmmStackSlot Area Int Instances Eq CmmExpr Outputable CmmExpr UserOfLocalRegs CmmExpr

cmmExprRep :: CmmExpr -> MachRep

maybeInvertCmmExpr :: CmmExpr -> Maybe CmmExpr

data CmmReg

Constructors CmmLocal LocalReg CmmGlobal GlobalReg Instances Eq CmmReg Ord CmmReg Outputable CmmReg DefinerOfLocalRegs CmmReg UserOfLocalRegs CmmReg

cmmRegRep :: CmmReg -> MachRep

data CmmLit

Constructors CmmInt Integer MachRep CmmFloat Rational MachRep CmmLabel CLabel CmmLabelOff CLabel Int CmmLabelDiffOff CLabel CLabel Int Instances Eq CmmLit Outputable CmmLit

cmmLitRep :: CmmLit -> MachRep

data LocalReg

Constructors LocalReg !Unique MachRep GCKind Parameters: 1. Identifier 2. Type 3. Should the GC follow as a pointer Instances Eq LocalReg Ord LocalReg Outputable LocalReg Uniquable LocalReg DefinerOfLocalRegs LocalReg UserOfLocalRegs LocalReg

localRegRep :: LocalReg -> MachRep

localRegGCFollow :: LocalReg -> GCKind

data GCKind

Whether a LocalReg is a GC followable pointer Constructors GCKindPtr GCKindNonPtr Instances Eq GCKind

data GlobalReg

Constructors VanillaReg !Int FloatReg !Int DoubleReg !Int LongReg !Int Sp SpLim Hp HpLim CurrentTSO CurrentNursery HpAlloc GCEnter1 GCFun BaseReg PicBaseReg Instances Eq GlobalReg Ord GlobalReg Show GlobalReg Outputable GlobalReg

globalRegRep :: GlobalReg -> MachRep

spReg :: CmmReg

hpReg :: CmmReg

spLimReg :: CmmReg

nodeReg :: CmmReg

node :: GlobalReg

class DefinerOfLocalRegs a where

Methods foldRegsDefd :: (b -> LocalReg -> b) -> b -> a -> b Instances DefinerOfLocalRegs LocalReg DefinerOfLocalRegs CmmReg DefinerOfLocalRegs Last DefinerOfLocalRegs Middle DefinerOfLocalRegs a => DefinerOfLocalRegs ([] a) DefinerOfLocalRegs a => DefinerOfLocalRegs (CmmKinded a)

class UserOfLocalRegs a where

Methods foldRegsUsed :: (b -> LocalReg -> b) -> b -> a -> b Instances UserOfLocalRegs RegSet UserOfLocalRegs LocalReg UserOfLocalRegs CmmReg UserOfLocalRegs CmmExpr UserOfLocalRegs CmmCallTarget UserOfLocalRegs CmmStmt UserOfLocalRegs Last UserOfLocalRegs Middle UserOfLocalRegs a => UserOfLocalRegs ([] a) UserOfLocalRegs a => UserOfLocalRegs (ZLast a) UserOfLocalRegs a => UserOfLocalRegs (CmmKinded a) UserOfLocalRegs i => UserOfLocalRegs (GenBasicBlock i) UserOfLocalRegs m => UserOfLocalRegs (ExtendWithSpills m)

filterRegsUsed :: UserOfLocalRegs e => (LocalReg -> Bool) -> e -> RegSet

type RegSet = UniqSet LocalReg

emptyRegSet :: RegSet

elemRegSet :: LocalReg -> RegSet -> Bool

extendRegSet :: RegSet -> LocalReg -> RegSet

deleteFromRegSet :: RegSet -> LocalReg -> RegSet

mkRegSet :: [LocalReg] -> RegSet

plusRegSet :: RegSet -> RegSet -> RegSet

minusRegSet :: RegSet -> RegSet -> RegSet

timesRegSet :: RegSet -> RegSet -> RegSet

data Area

A stack area is either the stack slot where a variable is spilled or the stack space where function arguments and results are passed. Constructors RegSlot LocalReg CallArea BlockId Int Int Instances Eq Area Ord Area Outputable Area

type StackSlotMap = FiniteMap LocalReg CmmExpr

getSlot :: StackSlotMap -> LocalReg -> (StackSlotMap, CmmExpr)

mkCallArea :: BlockId -> [a] -> Maybe [b] -> Area

outgoingSlot :: Area -> CmmExpr

areaId :: Area -> BlockId

areaSize :: Area -> Int

narrowU :: MachRep -> Integer -> Integer

narrowS :: MachRep -> Integer -> Integer

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