X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2Fprelude%2FTysWiredIn.lhs;h=78d3583ed1a520781b4cb93502a6d5abb390714c;hp=598fa420321f58750bcd1ffbce5a504d3dc33ab5;hb=7fc749a43b4b6b85d234fa95d4928648259584f4;hpb=909d2dd885f5eebaf7c12cf15d5ac153d646566e diff --git a/compiler/prelude/TysWiredIn.lhs b/compiler/prelude/TysWiredIn.lhs index 598fa42..78d3583 100644 --- a/compiler/prelude/TysWiredIn.lhs +++ b/compiler/prelude/TysWiredIn.lhs @@ -10,6 +10,13 @@ This module tracks the ``state interface'' document, ``GHC prelude: types and operations.'' \begin{code} +{-# OPTIONS -w #-} +-- The above warning supression flag is a temporary kludge. +-- While working on this module you are encouraged to remove it and fix +-- any warnings in the module. See +-- http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings +-- for details + module TysWiredIn ( wiredInTyCons, @@ -38,9 +45,10 @@ module TysWiredIn ( unitTyCon, unitDataCon, unitDataConId, pairTyCon, unboxedSingletonTyCon, unboxedSingletonDataCon, unboxedPairTyCon, unboxedPairDataCon, + + boxedTupleArr, unboxedTupleArr, unitTy, - voidTy, -- parallel arrays mkPArrTy, @@ -68,7 +76,7 @@ import DataCon ( DataCon, mkDataCon, dataConWorkId, dataConSourceArity ) import Var ( TyVar, tyVarKind ) import TyCon ( TyCon, AlgTyConRhs(DataTyCon), tyConDataCons, mkTupleTyCon, mkAlgTyCon, tyConName, - AlgTyConParent(NoParentTyCon) ) + TyConParent(NoParentTyCon) ) import BasicTypes ( Arity, RecFlag(..), Boxity(..), isBoxed, StrictnessMark(..) ) @@ -133,36 +141,34 @@ wiredInTyCons = [ unitTyCon -- Not treated like other tuples, because mkWiredInTyConName :: BuiltInSyntax -> Module -> FastString -> Unique -> TyCon -> Name mkWiredInTyConName built_in mod fs uniq tycon = mkWiredInName mod (mkOccNameFS tcName fs) uniq - Nothing -- No parent object (ATyCon tycon) -- Relevant TyCon built_in -mkWiredInDataConName :: BuiltInSyntax -> Module -> FastString -> Unique -> DataCon -> Name -> Name -mkWiredInDataConName built_in mod fs uniq datacon parent +mkWiredInDataConName :: BuiltInSyntax -> Module -> FastString -> Unique -> DataCon -> Name +mkWiredInDataConName built_in mod fs uniq datacon = mkWiredInName mod (mkOccNameFS dataName fs) uniq - (Just parent) -- Name of parent TyCon (ADataCon datacon) -- Relevant DataCon built_in charTyConName = mkWiredInTyConName UserSyntax gHC_BASE FSLIT("Char") charTyConKey charTyCon -charDataConName = mkWiredInDataConName UserSyntax gHC_BASE FSLIT("C#") charDataConKey charDataCon charTyConName +charDataConName = mkWiredInDataConName UserSyntax gHC_BASE FSLIT("C#") charDataConKey charDataCon intTyConName = mkWiredInTyConName UserSyntax gHC_BASE FSLIT("Int") intTyConKey intTyCon -intDataConName = mkWiredInDataConName UserSyntax gHC_BASE FSLIT("I#") intDataConKey intDataCon intTyConName +intDataConName = mkWiredInDataConName UserSyntax gHC_BASE FSLIT("I#") intDataConKey intDataCon boolTyConName = mkWiredInTyConName UserSyntax gHC_BASE FSLIT("Bool") boolTyConKey boolTyCon -falseDataConName = mkWiredInDataConName UserSyntax gHC_BASE FSLIT("False") falseDataConKey falseDataCon boolTyConName -trueDataConName = mkWiredInDataConName UserSyntax gHC_BASE FSLIT("True") trueDataConKey trueDataCon boolTyConName +falseDataConName = mkWiredInDataConName UserSyntax gHC_BASE FSLIT("False") falseDataConKey falseDataCon +trueDataConName = mkWiredInDataConName UserSyntax gHC_BASE FSLIT("True") trueDataConKey trueDataCon listTyConName = mkWiredInTyConName BuiltInSyntax gHC_BASE FSLIT("[]") listTyConKey listTyCon -nilDataConName = mkWiredInDataConName BuiltInSyntax gHC_BASE FSLIT("[]") nilDataConKey nilDataCon listTyConName -consDataConName = mkWiredInDataConName BuiltInSyntax gHC_BASE FSLIT(":") consDataConKey consDataCon listTyConName +nilDataConName = mkWiredInDataConName BuiltInSyntax gHC_BASE FSLIT("[]") nilDataConKey nilDataCon +consDataConName = mkWiredInDataConName BuiltInSyntax gHC_BASE FSLIT(":") consDataConKey consDataCon floatTyConName = mkWiredInTyConName UserSyntax gHC_FLOAT FSLIT("Float") floatTyConKey floatTyCon -floatDataConName = mkWiredInDataConName UserSyntax gHC_FLOAT FSLIT("F#") floatDataConKey floatDataCon floatTyConName +floatDataConName = mkWiredInDataConName UserSyntax gHC_FLOAT FSLIT("F#") floatDataConKey floatDataCon doubleTyConName = mkWiredInTyConName UserSyntax gHC_FLOAT FSLIT("Double") doubleTyConKey doubleTyCon -doubleDataConName = mkWiredInDataConName UserSyntax gHC_FLOAT FSLIT("D#") doubleDataConKey doubleDataCon doubleTyConName +doubleDataConName = mkWiredInDataConName UserSyntax gHC_FLOAT FSLIT("D#") doubleDataConKey doubleDataCon parrTyConName = mkWiredInTyConName BuiltInSyntax gHC_PARR FSLIT("[::]") parrTyConKey parrTyCon -parrDataConName = mkWiredInDataConName UserSyntax gHC_PARR FSLIT("PArr") parrDataConKey parrDataCon parrTyConName +parrDataConName = mkWiredInDataConName UserSyntax gHC_PARR FSLIT("PArr") parrDataConKey parrDataCon boolTyCon_RDR = nameRdrName boolTyConName false_RDR = nameRdrName falseDataConName @@ -240,7 +246,6 @@ pcDataConWithFixity declared_infix dc_name tyvars arg_tys tycon wrk_occ = mkDataConWorkerOcc (nameOccName dc_name) wrk_key = incrUnique (nameUnique dc_name) wrk_name = mkWiredInName mod wrk_occ wrk_key - (Just (tyConName tycon)) (AnId (dataConWorkId data_con)) UserSyntax bogus_wrap_name = pprPanic "Wired-in data wrapper id" (ppr dc_name) -- Wired-in types are too simple to need wrappers @@ -274,7 +279,7 @@ mk_tuple boxity arity = (tycon, tuple_con) tycon = mkTupleTyCon tc_name tc_kind arity tyvars tuple_con boxity gen_info mod = mkTupleModule boxity arity tc_name = mkWiredInName mod (mkTupleOcc tcName boxity arity) tc_uniq - Nothing (ATyCon tycon) BuiltInSyntax + (ATyCon tycon) BuiltInSyntax tc_kind = mkArrowKinds (map tyVarKind tyvars) res_kind res_kind | isBoxed boxity = liftedTypeKind | otherwise = ubxTupleKind @@ -285,7 +290,7 @@ mk_tuple boxity arity = (tycon, tuple_con) tuple_con = pcDataCon dc_name tyvars tyvar_tys tycon tyvar_tys = mkTyVarTys tyvars dc_name = mkWiredInName mod (mkTupleOcc dataName boxity arity) dc_uniq - (Just tc_name) (ADataCon tuple_con) BuiltInSyntax + (ADataCon tuple_con) BuiltInSyntax tc_uniq = mkTupleTyConUnique boxity arity dc_uniq = mkTupleDataConUnique boxity arity gen_info = True -- Tuples all have generics.. @@ -311,22 +316,6 @@ unboxedPairDataCon = tupleCon Unboxed 2 %************************************************************************ \begin{code} --- The Void type is represented as a data type with no constructors --- It's a built in type (i.e. there's no way to define it in Haskell; --- the nearest would be --- --- data Void = -- No constructors! --- --- ) It's lifted; there is only one value of this --- type, namely "void", whose semantics is just bottom. --- --- Haskell 98 drops the definition of a Void type, so we just 'simulate' --- voidTy using (). -voidTy = unitTy -\end{code} - - -\begin{code} charTy = mkTyConTy charTyCon charTyCon = pcNonRecDataTyCon charTyConName [] [charDataCon] @@ -498,7 +487,7 @@ done by enumeration\srcloc{lib/prelude/InTup?.hs}. mkTupleTy :: Boxity -> Int -> [Type] -> Type mkTupleTy boxity arity tys = mkTyConApp (tupleTyCon boxity arity) tys -unitTy = mkTupleTy Boxed 0 [] +unitTy = mkTupleTy Boxed 0 [] \end{code} %************************************************************************ @@ -569,7 +558,7 @@ mkPArrFakeCon arity = data_con tyvarTys = replicate arity $ mkTyVarTy tyvar nameStr = mkFastString ("MkPArr" ++ show arity) name = mkWiredInName gHC_PARR (mkOccNameFS dataName nameStr) uniq - Nothing (ADataCon data_con) UserSyntax + (ADataCon data_con) UserSyntax uniq = mkPArrDataConUnique arity -- checks whether a data constructor is a fake constructor for parallel arrays