Documentation

Records the unfolding of an identifier, which is approximately the form the identifier would have if we substituted its definition in for the identifier. This type should be treated as abstract everywhere except in CoreUnfold

Instances

Outputable Unfolding

data UnfoldingGuidance Source

UnfoldingGuidance says when unfolding should take place

Instances

Outputable UnfoldingGuidance

noUnfolding :: Unfolding Source

There is no known Unfolding

mkImplicitUnfolding :: CoreExpr -> Unfolding Source

mkUnfolding :: UnfoldingSource -> Bool -> Bool -> CoreExpr -> Unfolding Source

mkCoreUnfolding :: UnfoldingSource -> Bool -> CoreExpr -> Arity -> UnfoldingGuidance -> Unfolding Source

mkTopUnfolding :: Bool -> CoreExpr -> Unfolding Source

mkSimpleUnfolding :: CoreExpr -> Unfolding Source

mkInlineUnfolding :: Maybe Arity -> CoreExpr -> Unfolding Source

mkInlinableUnfolding :: CoreExpr -> Unfolding Source

mkWwInlineRule :: Id -> CoreExpr -> Arity -> Unfolding Source

mkCompulsoryUnfolding :: CoreExpr -> Unfolding Source

mkDFunUnfolding :: Type -> [DFunArg CoreExpr] -> Unfolding Source

interestingArg :: CoreExpr -> ArgSummary Source

data ArgSummary Source

Constructors

TrivArg
NonTrivArg
ValueArg

Instances

Outputable ArgSummary

couldBeSmallEnoughToInline :: Int -> CoreExpr -> Bool Source

certainlyWillInline :: Unfolding -> Bool Source

smallEnoughToInline :: Unfolding -> Bool Source

callSiteInline :: DynFlags -> Id -> Bool -> Bool -> [ArgSummary] -> CallCtxt -> Maybe CoreExpr Source

data CallCtxt Source

Constructors

BoringCtxt
ArgCtxt Bool
ValAppCtxt
CaseCtxt

Instances

Outputable CallCtxt

exprIsConApp_maybe :: IdUnfoldingFun -> CoreExpr -> Maybe (DataCon, [Type], [CoreExpr])Source

Returns Just (dc, [t1..tk], [x1..xn]) if the argument expression is a *saturated* constructor application of the form dc t1..tk x1 .. xn, where t1..tk are the *universally-qantified* type args of dc