\begin{code}
module PrelInfo (
+ module PrelNames,
+ module MkId,
+
builtinNames, -- Names of things whose *unique* must be known, but
-- that is all. If something is in here, you know that
-- if it's used at all then it's Name will be just as
-- it is here, unique and all. Includes all the
- -- wiredd-in names.
-
- thinAirIdNames, -- Names of non-wired-in Ids that may be used out of
- setThinAirIds, -- thin air in any compilation. If they are not wired in
- thinAirModules, -- we must be sure to import them from some Prelude
- -- interface file even if they are not overtly
- -- mentioned. Subset of builtinNames.
- noRepIntegerIds,
- noRepStrIds,
derivingOccurrences, -- For a given class C, this tells what other
- -- things are needed as a result of a
+ derivableClassKeys, -- things are needed as a result of a
-- deriving(C) clause
- -- Here are the thin-air Ids themselves
- int2IntegerId, addr2IntegerId,
- integerMinusOneId, integerZeroId, integerPlusOneId, integerPlusTwoId,
- packStringForCId, unpackCStringId, unpackCString2Id,
- unpackCStringAppendId, unpackCStringFoldrId,
- foldrId,
+
+ -- Primop RdrNames
+ eqH_Char_RDR, ltH_Char_RDR, eqH_Word_RDR, ltH_Word_RDR,
+ eqH_Addr_RDR, ltH_Addr_RDR, eqH_Float_RDR, ltH_Float_RDR,
+ eqH_Double_RDR, ltH_Double_RDR, eqH_Int_RDR, ltH_Int_RDR,
+ geH_RDR, leH_RDR, minusH_RDR, tagToEnumH_RDR,
-- Random other things
- main_NAME, ioTyCon_NAME,
- deRefStablePtr_NAME, makeStablePtr_NAME,
- bindIO_NAME,
-
maybeCharLikeCon, maybeIntLikeCon,
needsDataDeclCtxtClassKeys, cCallishClassKeys, cCallishTyKeys,
isNoDictClass, isNumericClass, isStandardClass, isCcallishClass,
- isCreturnableClass, numericTyKeys,
-
- -- RdrNames for lots of things, mainly used in derivings
- eq_RDR, ne_RDR, le_RDR, lt_RDR, ge_RDR, gt_RDR, max_RDR, min_RDR,
- compare_RDR, minBound_RDR, maxBound_RDR, enumFrom_RDR, enumFromTo_RDR,
- enumFromThen_RDR, enumFromThenTo_RDR, fromEnum_RDR, toEnum_RDR,
- ratioDataCon_RDR, range_RDR, index_RDR, inRange_RDR, readsPrec_RDR,
- readList_RDR, showsPrec_RDR, showList_RDR, plus_RDR, times_RDR,
- ltTag_RDR, eqTag_RDR, gtTag_RDR, eqH_Char_RDR, ltH_Char_RDR,
- eqH_Word_RDR, ltH_Word_RDR, eqH_Addr_RDR, ltH_Addr_RDR, eqH_Float_RDR,
- ltH_Float_RDR, eqH_Double_RDR, ltH_Double_RDR, eqH_Int_RDR,
- ltH_Int_RDR, geH_RDR, leH_RDR, minusH_RDR, false_RDR, true_RDR,
- and_RDR, not_RDR, append_RDR, map_RDR, compose_RDR, mkInt_RDR,
- error_RDR, assertErr_RDR,
- showString_RDR, showParen_RDR, readParen_RDR, lex_RDR,
- showSpace_RDR, showList___RDR, readList___RDR, negate_RDR,
-
- numClass_RDR, fractionalClass_RDR, eqClass_RDR,
- ccallableClass_RDR, creturnableClass_RDR,
- monadZeroClass_RDR, enumClass_RDR, ordClass_RDR,
- ioDataCon_RDR
+ isCreturnableClass, numericTyKeys, fractionalClassKeys,
) where
#include "HsVersions.h"
-
-- friends:
-import PrelMods -- Prelude module names
-import PrelVals -- VALUES
-import MkId ( mkPrimitiveId )
-import PrimOp ( PrimOp(..), allThePrimOps )
-import DataCon ( DataCon )
-import PrimRep ( PrimRep(..) )
+import MkId -- Ditto
+import PrelNames -- Prelude module names
+
+import PrimOp ( PrimOp(..), allThePrimOps, primOpRdrName )
+import DataCon ( DataCon, dataConId, dataConWrapId )
import TysPrim -- TYPES
import TysWiredIn
-- others:
-import RdrHsSyn ( RdrName(..), varQual, tcQual, qual )
-import BasicTypes ( IfaceFlavour )
-import Var ( varUnique, Id )
-import Name ( Name, OccName(..), Provenance(..),
- getName, mkGlobalName, modAndOcc
+import RdrName ( RdrName )
+import Name ( Name, OccName, Provenance(..),
+ NameSpace, tcName, clsName, varName, dataName,
+ mkKnownKeyGlobal,
+ getName, mkGlobalName, nameRdrName
)
import Class ( Class, classKey )
-import TyCon ( tyConDataCons, TyCon )
+import TyCon ( tyConDataConsIfAvailable, TyCon )
import Type ( funTyCon )
import Bag
+import BasicTypes ( Boxity(..) )
import Unique -- *Key stuff
-import UniqFM ( UniqFM, listToUFM, lookupWithDefaultUFM )
-import Util ( isIn, panic )
-
-import IOExts
+import UniqFM ( UniqFM, listToUFM )
+import Util ( isIn )
\end{code}
%************************************************************************
unionManyBags (map getTyConNames wired_in_tycons)
-- Wired in Ids
- , listToBag (map getName wired_in_ids)
+ , listToBag (map getName wiredInIds)
-- PrimOps
- , listToBag (map (getName . mkPrimitiveId) allThePrimOps)
-
- -- Thin-air ids
- , listToBag thinAirIdNames
+ , listToBag (map (getName . mkPrimOpId) allThePrimOps)
-- Other names with magic keys
, listToBag knownKeyNames
getTyConNames :: TyCon -> Bag Name
getTyConNames tycon
= getName tycon `consBag`
- listToBag (map getName (tyConDataCons tycon))
+ unionManyBags (map get_data_con_names (tyConDataConsIfAvailable tycon))
-- Synonyms return empty list of constructors
+ where
+ get_data_con_names dc = listToBag [getName (dataConId dc), -- Worker
+ getName (dataConWrapId dc)] -- Wrapper
\end{code}
We let a lot of "non-standard" values be visible, so that we can make
%************************************************************************
%* *
+\subsection{RdrNames for the primops}
+%* *
+%************************************************************************
+
+These can't be in PrelNames, because we get the RdrName from the PrimOp,
+which is above PrelNames in the module hierarchy.
+
+\begin{code}
+eqH_Char_RDR = primOpRdrName CharEqOp
+ltH_Char_RDR = primOpRdrName CharLtOp
+eqH_Word_RDR = primOpRdrName WordEqOp
+ltH_Word_RDR = primOpRdrName WordLtOp
+eqH_Addr_RDR = primOpRdrName AddrEqOp
+ltH_Addr_RDR = primOpRdrName AddrLtOp
+eqH_Float_RDR = primOpRdrName FloatEqOp
+ltH_Float_RDR = primOpRdrName FloatLtOp
+eqH_Double_RDR = primOpRdrName DoubleEqOp
+ltH_Double_RDR = primOpRdrName DoubleLtOp
+eqH_Int_RDR = primOpRdrName IntEqOp
+ltH_Int_RDR = primOpRdrName IntLtOp
+geH_RDR = primOpRdrName IntGeOp
+leH_RDR = primOpRdrName IntLeOp
+minusH_RDR = primOpRdrName IntSubOp
+
+tagToEnumH_RDR = primOpRdrName TagToEnumOp
+\end{code}
+
+%************************************************************************
+%* *
\subsection{Wired in TyCons}
%* *
%************************************************************************
, intPrimTyCon
, int64PrimTyCon
, foreignObjPrimTyCon
+ , bcoPrimTyCon
, weakPrimTyCon
, mutableArrayPrimTyCon
, mutableByteArrayPrimTyCon
, mutVarPrimTyCon
, realWorldTyCon
, stablePtrPrimTyCon
+ , stableNamePrimTyCon
, statePrimTyCon
, threadIdPrimTyCon
, wordPrimTyCon
, word64PrimTyCon
]
-tuple_tycons = unitTyCon : [tupleTyCon i | i <- [2..37] ]
-unboxed_tuple_tycons = [unboxedTupleTyCon i | i <- [1..37] ]
+tuple_tycons = unitTyCon : [tupleTyCon Boxed i | i <- [2..37] ]
+unboxed_tuple_tycons = [tupleTyCon Unboxed i | i <- [1..37] ]
data_tycons
= [ addrTyCon
, doubleTyCon
, floatTyCon
, intTyCon
- , int8TyCon
- , int16TyCon
- , int32TyCon
- , int64TyCon
, integerTyCon
, listTyCon
- , voidTyCon
, wordTyCon
- , word8TyCon
- , word16TyCon
- , word32TyCon
- , word64TyCon
- ]
-\end{code}
-
-
-%************************************************************************
-%* *
-\subsection{Wired in Ids}
-%* *
-%************************************************************************
-
-\begin{code}
-wired_in_ids
- = [ -- These error-y things are wired in because we don't yet have
- -- a way to express in an inteface file that the result type variable
- -- is 'open'; that is can be unified with an unboxed type
- aBSENT_ERROR_ID
- , eRROR_ID
- , iRREFUT_PAT_ERROR_ID
- , nON_EXHAUSTIVE_GUARDS_ERROR_ID
- , nO_METHOD_BINDING_ERROR_ID
- , pAR_ERROR_ID
- , pAT_ERROR_ID
- , rEC_CON_ERROR_ID
- , rEC_UPD_ERROR_ID
-
- -- These two can't be defined in Haskell
- , realWorldPrimId
- , unsafeCoerceId
- ]
-
-\end{code}
-
-%************************************************************************
-%* *
-\subsection{Thin air entities}
-%* *
-%************************************************************************
-
-These are Ids that we need to reference in various parts of the
-system, and we'd like to pull them out of thin air rather than pass
-them around. We'd also like to have all the IdInfo available for each
-one: i.e. everything that gets pulled out of the interface file.
-
-The solution is to generate this map of global Ids after the
-typechecker, and assign it to a global variable. Any subsequent
-pass may refer to the map to pull Ids out. Any invalid
-(i.e. pre-typechecker) access to the map will result in a panic.
-
-\begin{code}
-thinAirIdNames
- = map mkKnownKeyGlobal
- [
- -- Needed for converting literals to Integers (used in tidyCoreExpr)
- (varQual (pREL_BASE, SLIT("int2Integer")), int2IntegerIdKey)
- , (varQual (pREL_BASE, SLIT("addr2Integer")), addr2IntegerIdKey)
-
- -- OK, this is Will's idea: we should have magic values for Integers 0,
- -- +1, +2, and -1 (go ahead, fire me):
- , (varQual (pREL_BASE, SLIT("integer_0")), integerZeroIdKey)
- , (varQual (pREL_BASE, SLIT("integer_1")), integerPlusOneIdKey)
- , (varQual (pREL_BASE, SLIT("integer_2")), integerPlusTwoIdKey)
- , (varQual (pREL_BASE, SLIT("integer_m1")), integerMinusOneIdKey)
-
-
- -- String literals
- , (varQual (pREL_PACK, SLIT("packCString#")), packCStringIdKey)
- , (varQual (pREL_PACK, SLIT("unpackCString#")), unpackCStringIdKey)
- , (varQual (pREL_PACK, SLIT("unpackNBytes#")), unpackCString2IdKey)
- , (varQual (pREL_PACK, SLIT("unpackAppendCString#")), unpackCStringAppendIdKey)
- , (varQual (pREL_PACK, SLIT("unpackFoldrCString#")), unpackCStringFoldrIdKey)
-
- -- Folds; introduced by desugaring list comprehensions
- , (varQual (pREL_BASE, SLIT("foldr")), foldrIdKey)
]
-
-thinAirModules = [pREL_PACK] -- See notes with RnIfaces.findAndReadIface
-
-noRepIntegerIds = [integerZeroId, integerPlusOneId, integerPlusTwoId, integerMinusOneId,
- int2IntegerId, addr2IntegerId]
-
-noRepStrIds = [unpackCString2Id, unpackCStringId]
-
-int2IntegerId = lookupThinAirId int2IntegerIdKey
-addr2IntegerId = lookupThinAirId addr2IntegerIdKey
-
-integerMinusOneId = lookupThinAirId integerMinusOneIdKey
-integerZeroId = lookupThinAirId integerZeroIdKey
-integerPlusOneId = lookupThinAirId integerPlusOneIdKey
-integerPlusTwoId = lookupThinAirId integerPlusTwoIdKey
-
-packStringForCId = lookupThinAirId packCStringIdKey
-unpackCStringId = lookupThinAirId unpackCStringIdKey
-unpackCString2Id = lookupThinAirId unpackCString2IdKey
-unpackCStringAppendId = lookupThinAirId unpackCStringAppendIdKey
-unpackCStringFoldrId = lookupThinAirId unpackCStringFoldrIdKey
-
-foldrId = lookupThinAirId foldrIdKey
-\end{code}
-
-
-\begin{code}
-\end{code}
-
-\begin{code}
-thinAirIdMapRef :: IORef (UniqFM Id)
-thinAirIdMapRef = unsafePerformIO (newIORef (panic "thinAirIdMap: still empty"))
-
-setThinAirIds :: [Id] -> IO ()
-setThinAirIds thin_air_ids
- = writeIORef thinAirIdMapRef the_map
- where
- the_map = listToUFM [(varUnique id, id) | id <- thin_air_ids]
-
-thinAirIdMap :: UniqFM Id
-thinAirIdMap = unsafePerformIO (readIORef thinAirIdMapRef)
- -- Read it just once, the first time someone tugs on thinAirIdMap
-
-lookupThinAirId :: Unique -> Id
-lookupThinAirId uniq = lookupWithDefaultUFM thinAirIdMap
- (panic "lookupThinAirId: no mapping") uniq
\end{code}
Ids, Synonyms, Classes and ClassOps with builtin keys.
\begin{code}
-mkKnownKeyGlobal :: (RdrName, Unique) -> Name
-mkKnownKeyGlobal (Qual mod occ hif, uniq)
- = mkGlobalName uniq mod occ NoProvenance
-
-ioTyCon_NAME = mkKnownKeyGlobal (ioTyCon_RDR, ioTyConKey)
-main_NAME = mkKnownKeyGlobal (main_RDR, mainKey)
-
- -- Operations needed when compiling FFI decls
-bindIO_NAME = mkKnownKeyGlobal (bindIO_RDR, bindIOIdKey)
-deRefStablePtr_NAME = mkKnownKeyGlobal (deRefStablePtr_RDR, deRefStablePtrIdKey)
-makeStablePtr_NAME = mkKnownKeyGlobal (makeStablePtr_RDR, makeStablePtrIdKey)
-
knownKeyNames :: [Name]
knownKeyNames
- = [main_NAME, ioTyCon_NAME]
- ++
- map mkKnownKeyGlobal
+ = map mkKnownKeyGlobal
[
-- Type constructors (synonyms especially)
- (orderingTyCon_RDR, orderingTyConKey)
+ (ioTyCon_RDR, ioTyConKey)
+ , (main_RDR, mainKey)
+ , (orderingTyCon_RDR, orderingTyConKey)
, (rationalTyCon_RDR, rationalTyConKey)
, (ratioDataCon_RDR, ratioDataConKey)
, (ratioTyCon_RDR, ratioTyConKey)
, (byteArrayTyCon_RDR, byteArrayTyConKey)
, (mutableByteArrayTyCon_RDR, mutableByteArrayTyConKey)
, (foreignObjTyCon_RDR, foreignObjTyConKey)
+ , (bcoPrimTyCon_RDR, bcoPrimTyConKey)
, (stablePtrTyCon_RDR, stablePtrTyConKey)
+ , (stablePtrDataCon_RDR, stablePtrDataConKey)
-- Classes. *Must* include:
-- classes that are grabbed by key (e.g., eqClassKey)
, (numClass_RDR, numClassKey) -- mentioned, numeric
, (enumClass_RDR, enumClassKey) -- derivable
, (monadClass_RDR, monadClassKey)
- , (monadZeroClass_RDR, monadZeroClassKey)
, (monadPlusClass_RDR, monadPlusClassKey)
, (functorClass_RDR, functorClassKey)
, (showClass_RDR, showClassKey) -- derivable
, (eq_RDR, eqClassOpKey)
, (thenM_RDR, thenMClassOpKey)
, (returnM_RDR, returnMClassOpKey)
- , (zeroM_RDR, zeroClassOpKey)
+ , (failM_RDR, failMClassOpKey)
, (fromRational_RDR, fromRationalClassOpKey)
, (deRefStablePtr_RDR, deRefStablePtrIdKey)
, (makeStablePtr_RDR, makeStablePtrIdKey)
, (bindIO_RDR, bindIOIdKey)
+ , (returnIO_RDR, returnIOIdKey)
+ , (addr2Integer_RDR, addr2IntegerIdKey)
+ -- Strings and lists
, (map_RDR, mapIdKey)
, (append_RDR, appendIdKey)
+ , (unpackCString_RDR, unpackCStringIdKey)
+ , (unpackCString2_RDR, unpackCString2IdKey)
+ , (unpackCStringAppend_RDR, unpackCStringAppendIdKey)
+ , (unpackCStringFoldr_RDR, unpackCStringFoldrIdKey)
-- List operations
, (concat_RDR, concatIdKey)
, (filter_RDR, filterIdKey)
, (zip_RDR, zipIdKey)
+ , (foldr_RDR, foldrIdKey)
+ , (build_RDR, buildIdKey)
+ , (augment_RDR, augmentIdKey)
+
+ -- FFI primitive types that are not wired-in.
+ , (int8TyCon_RDR, int8TyConKey)
+ , (int16TyCon_RDR, int16TyConKey)
+ , (int32TyCon_RDR, int32TyConKey)
+ , (int64TyCon_RDR, int64TyConKey)
+ , (word8TyCon_RDR, word8TyConKey)
+ , (word16TyCon_RDR, word16TyConKey)
+ , (word32TyCon_RDR, word32TyConKey)
+ , (word64TyCon_RDR, word64TyConKey)
-- Others
, (otherwiseId_RDR, otherwiseIdKey)
, (assert_RDR, assertIdKey)
+ , (runSTRep_RDR, runSTRepIdKey)
]
\end{code}
\begin{code}
maybeCharLikeCon, maybeIntLikeCon :: DataCon -> Bool
-maybeCharLikeCon con = getUnique con == charDataConKey
-maybeIntLikeCon con = getUnique con == intDataConKey
-\end{code}
-
-%************************************************************************
-%* *
-\subsection{Commonly-used RdrNames}
-%* *
-%************************************************************************
-
-These RdrNames are not really "built in", but some parts of the compiler
-(notably the deriving mechanism) need to mention their names, and it's convenient
-to write them all down in one place.
-
-\begin{code}
-prelude_primop op = qual (modAndOcc (mkPrimitiveId op))
-
-main_RDR = varQual (mAIN, SLIT("main"))
-otherwiseId_RDR = varQual (pREL_BASE, SLIT("otherwise"))
-
-intTyCon_RDR = qual (modAndOcc intTyCon)
-ioTyCon_RDR = tcQual (pREL_IO_BASE, SLIT("IO"))
-ioDataCon_RDR = varQual (pREL_IO_BASE, SLIT("IO"))
-bindIO_RDR = varQual (pREL_IO_BASE, SLIT("bindIO"))
-
-orderingTyCon_RDR = tcQual (pREL_BASE, SLIT("Ordering"))
-rationalTyCon_RDR = tcQual (pREL_NUM, SLIT("Rational"))
-ratioTyCon_RDR = tcQual (pREL_NUM, SLIT("Ratio"))
-ratioDataCon_RDR = varQual (pREL_NUM, SLIT(":%"))
-
-byteArrayTyCon_RDR = tcQual (pREL_ARR, SLIT("ByteArray"))
-mutableByteArrayTyCon_RDR = tcQual (pREL_ARR, SLIT("MutableByteArray"))
-
-foreignObjTyCon_RDR = tcQual (pREL_IO_BASE, SLIT("ForeignObj"))
-stablePtrTyCon_RDR = tcQual (pREL_FOREIGN, SLIT("StablePtr"))
-deRefStablePtr_RDR = varQual (pREL_FOREIGN, SLIT("deRefStablePtr"))
-makeStablePtr_RDR = varQual (pREL_FOREIGN, SLIT("makeStablePtr"))
-
-eqClass_RDR = tcQual (pREL_BASE, SLIT("Eq"))
-ordClass_RDR = tcQual (pREL_BASE, SLIT("Ord"))
-boundedClass_RDR = tcQual (pREL_BASE, SLIT("Bounded"))
-numClass_RDR = tcQual (pREL_BASE, SLIT("Num"))
-enumClass_RDR = tcQual (pREL_BASE, SLIT("Enum"))
-monadClass_RDR = tcQual (pREL_BASE, SLIT("Monad"))
-monadZeroClass_RDR = tcQual (pREL_BASE, SLIT("MonadZero"))
-monadPlusClass_RDR = tcQual (pREL_BASE, SLIT("MonadPlus"))
-functorClass_RDR = tcQual (pREL_BASE, SLIT("Functor"))
-showClass_RDR = tcQual (pREL_BASE, SLIT("Show"))
-realClass_RDR = tcQual (pREL_NUM, SLIT("Real"))
-integralClass_RDR = tcQual (pREL_NUM, SLIT("Integral"))
-fractionalClass_RDR = tcQual (pREL_NUM, SLIT("Fractional"))
-floatingClass_RDR = tcQual (pREL_NUM, SLIT("Floating"))
-realFracClass_RDR = tcQual (pREL_NUM, SLIT("RealFrac"))
-realFloatClass_RDR = tcQual (pREL_NUM, SLIT("RealFloat"))
-readClass_RDR = tcQual (pREL_READ, SLIT("Read"))
-ixClass_RDR = tcQual (iX, SLIT("Ix"))
-ccallableClass_RDR = tcQual (pREL_GHC, SLIT("CCallable"))
-creturnableClass_RDR = tcQual (pREL_GHC, SLIT("CReturnable"))
-
-fromInt_RDR = varQual (pREL_BASE, SLIT("fromInt"))
-fromInteger_RDR = varQual (pREL_BASE, SLIT("fromInteger"))
-minus_RDR = varQual (pREL_BASE, SLIT("-"))
-toEnum_RDR = varQual (pREL_BASE, SLIT("toEnum"))
-fromEnum_RDR = varQual (pREL_BASE, SLIT("fromEnum"))
-enumFrom_RDR = varQual (pREL_BASE, SLIT("enumFrom"))
-enumFromTo_RDR = varQual (pREL_BASE, SLIT("enumFromTo"))
-enumFromThen_RDR = varQual (pREL_BASE, SLIT("enumFromThen"))
-enumFromThenTo_RDR = varQual (pREL_BASE, SLIT("enumFromThenTo"))
-
-thenM_RDR = varQual (pREL_BASE, SLIT(">>="))
-returnM_RDR = varQual (pREL_BASE, SLIT("return"))
-zeroM_RDR = varQual (pREL_BASE, SLIT("zero"))
-
-fromRational_RDR = varQual (pREL_NUM, SLIT("fromRational"))
-negate_RDR = varQual (pREL_BASE, SLIT("negate"))
-eq_RDR = varQual (pREL_BASE, SLIT("=="))
-ne_RDR = varQual (pREL_BASE, SLIT("/="))
-le_RDR = varQual (pREL_BASE, SLIT("<="))
-lt_RDR = varQual (pREL_BASE, SLIT("<"))
-ge_RDR = varQual (pREL_BASE, SLIT(">="))
-gt_RDR = varQual (pREL_BASE, SLIT(">"))
-ltTag_RDR = varQual (pREL_BASE, SLIT("LT"))
-eqTag_RDR = varQual (pREL_BASE, SLIT("EQ"))
-gtTag_RDR = varQual (pREL_BASE, SLIT("GT"))
-max_RDR = varQual (pREL_BASE, SLIT("max"))
-min_RDR = varQual (pREL_BASE, SLIT("min"))
-compare_RDR = varQual (pREL_BASE, SLIT("compare"))
-minBound_RDR = varQual (pREL_BASE, SLIT("minBound"))
-maxBound_RDR = varQual (pREL_BASE, SLIT("maxBound"))
-false_RDR = varQual (pREL_BASE, SLIT("False"))
-true_RDR = varQual (pREL_BASE, SLIT("True"))
-and_RDR = varQual (pREL_BASE, SLIT("&&"))
-not_RDR = varQual (pREL_BASE, SLIT("not"))
-compose_RDR = varQual (pREL_BASE, SLIT("."))
-append_RDR = varQual (pREL_BASE, SLIT("++"))
-map_RDR = varQual (pREL_BASE, SLIT("map"))
-concat_RDR = varQual (mONAD, SLIT("concat"))
-filter_RDR = varQual (mONAD, SLIT("filter"))
-zip_RDR = varQual (pREL_LIST, SLIT("zip"))
-
-showList___RDR = varQual (pREL_BASE, SLIT("showList__"))
-showsPrec_RDR = varQual (pREL_BASE, SLIT("showsPrec"))
-showList_RDR = varQual (pREL_BASE, SLIT("showList"))
-showSpace_RDR = varQual (pREL_BASE, SLIT("showSpace"))
-showString_RDR = varQual (pREL_BASE, SLIT("showString"))
-showParen_RDR = varQual (pREL_BASE, SLIT("showParen"))
-
-range_RDR = varQual (iX, SLIT("range"))
-index_RDR = varQual (iX, SLIT("index"))
-inRange_RDR = varQual (iX, SLIT("inRange"))
-
-readsPrec_RDR = varQual (pREL_READ, SLIT("readsPrec"))
-readList_RDR = varQual (pREL_READ, SLIT("readList"))
-readParen_RDR = varQual (pREL_READ, SLIT("readParen"))
-lex_RDR = varQual (pREL_READ, SLIT("lex"))
-readList___RDR = varQual (pREL_READ, SLIT("readList__"))
-
-plus_RDR = varQual (pREL_BASE, SLIT("+"))
-times_RDR = varQual (pREL_BASE, SLIT("*"))
-mkInt_RDR = varQual (pREL_BASE, SLIT("I#"))
-
-error_RDR = varQual (pREL_ERR, SLIT("error"))
-assert_RDR = varQual (pREL_GHC, SLIT("assert"))
-assertErr_RDR = varQual (pREL_ERR, SLIT("assertError"))
-
-eqH_Char_RDR = prelude_primop CharEqOp
-ltH_Char_RDR = prelude_primop CharLtOp
-eqH_Word_RDR = prelude_primop WordEqOp
-ltH_Word_RDR = prelude_primop WordLtOp
-eqH_Addr_RDR = prelude_primop AddrEqOp
-ltH_Addr_RDR = prelude_primop AddrLtOp
-eqH_Float_RDR = prelude_primop FloatEqOp
-ltH_Float_RDR = prelude_primop FloatLtOp
-eqH_Double_RDR = prelude_primop DoubleEqOp
-ltH_Double_RDR = prelude_primop DoubleLtOp
-eqH_Int_RDR = prelude_primop IntEqOp
-ltH_Int_RDR = prelude_primop IntLtOp
-geH_RDR = prelude_primop IntGeOp
-leH_RDR = prelude_primop IntLeOp
-minusH_RDR = prelude_primop IntSubOp
+maybeCharLikeCon con = con `hasKey` charDataConKey
+maybeIntLikeCon con = con `hasKey` intDataConKey
\end{code}
%************************************************************************
, (ordClassKey, [intTyCon_RDR, compose_RDR, eqTag_RDR])
-- EQ (from Ordering) is needed to force in the constructors
-- as well as the type constructor.
- , (enumClassKey, [intTyCon_RDR, map_RDR])
+ , (enumClassKey, [intTyCon_RDR, eq_RDR, ge_RDR, and_RDR, map_RDR, plus_RDR, showsPrec_RDR, append_RDR])
+ -- The last two Enum deps are only used to produce better
+ -- error msgs for derived toEnum methods.
, (boundedClassKey, [intTyCon_RDR])
, (showClassKey, [intTyCon_RDR, numClass_RDR, ordClass_RDR, compose_RDR, showString_RDR,
showParen_RDR, showSpace_RDR, showList___RDR])
- , (readClassKey, [intTyCon_RDR, numClass_RDR, ordClass_RDR, append_RDR,
- lex_RDR, readParen_RDR, readList___RDR])
- , (ixClassKey, [intTyCon_RDR, numClass_RDR, and_RDR, map_RDR, enumFromTo_RDR,
- returnM_RDR, zeroM_RDR])
- -- the last two are needed to force returnM, thenM and zeroM
+ , (readClassKey, [intTyCon_RDR, numClass_RDR, ordClass_RDR, append_RDR,
+ foldr_RDR, build_RDR,
+ -- foldr and build required for list comprehension
+ -- KSW 2000-06
+ lex_RDR, readParen_RDR, readList___RDR, thenM_RDR])
+ -- returnM (and the rest of the Monad class decl)
+ -- will be forced in as result of depending
+ -- on thenM. -- SOF 1/99
+ , (ixClassKey, [intTyCon_RDR, numClass_RDR, and_RDR, map_RDR, enumFromTo_RDR,
+ foldr_RDR, build_RDR,
+ -- foldr and build required for list comprehension used
+ -- with single constructor types -- KSW 2000-06
+ returnM_RDR, failM_RDR])
+ -- the last two are needed to force returnM, thenM and failM
-- in before typechecking the list(monad) comprehension
-- generated for derived Ix instances (range method)
-- of single constructor types. -- SOF 8/97
isCcallishClass, isCreturnableClass, isNoDictClass,
isNumericClass, isStandardClass :: Class -> Bool
+isFractionalClass clas = classKey clas `is_elem` fractionalClassKeys
isNumericClass clas = classKey clas `is_elem` numericClassKeys
isStandardClass clas = classKey clas `is_elem` standardClassKeys
isCcallishClass clas = classKey clas `is_elem` cCallishClassKeys
[ numClassKey
, realClassKey
, integralClassKey
- , fractionalClassKey
+ ]
+ ++ fractionalClassKeys
+
+fractionalClassKeys =
+ [ fractionalClassKey
, floatingClassKey
, realFracClassKey
, realFloatClassKey
]
-- Renamer always imports these data decls replete with constructors
- -- so that desugarer can always see the constructor. Ugh!
+ -- so that desugarer can always see their constructors. Ugh!
cCallishTyKeys =
[ addrTyConKey
, wordTyConKey
, mutableByteArrayTyConKey
, foreignObjTyConKey
, stablePtrTyConKey
+ , int8TyConKey
+ , int16TyConKey
+ , int32TyConKey
+ , int64TyConKey
+ , word8TyConKey
+ , word16TyConKey
+ , word32TyConKey
+ , word64TyConKey
]
standardClassKeys
-- they are not implemented by dictionaries, ever.
= cCallishClassKeys
\end{code}
+