\begin{code}
module PrelInfo (
- module ThinAir,
+ module PrelNames,
module MkId,
builtinNames, -- Names of things whose *unique* must be known, but
-- it is here, unique and all. Includes all the
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
- -- Random other things
- main_NAME, ioTyCon_NAME,
- deRefStablePtr_NAME, makeStablePtr_NAME,
- bindIO_NAME,
+
+ -- 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
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, succ_RDR, pred_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, getTag_RDR, tagToEnumH_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,
- monadClass_RDR, enumClass_RDR, ordClass_RDR,
- ioDataCon_RDR,
-
- main_RDR,
-
- mkTupConRdrName, mkUbxTupConRdrName
+ isCreturnableClass, numericTyKeys, fractionalClassKeys,
) where
#include "HsVersions.h"
-
-
-- friends:
-import ThinAir -- Re-export all these
import MkId -- Ditto
+import PrelNames -- Prelude module names
-import PrelMods -- Prelude module names
import PrimOp ( PrimOp(..), allThePrimOps, primOpRdrName )
-import DataCon ( DataCon )
+import DataCon ( DataCon, dataConId, dataConWrapId )
import PrimRep ( PrimRep(..) )
import TysPrim -- TYPES
import TysWiredIn
-- others:
-import RdrName ( RdrName, mkPreludeQual )
+import RdrName ( RdrName )
import Var ( varUnique, Id )
import Name ( Name, OccName, Provenance(..),
NameSpace, tcName, clsName, varName, dataName,
mkKnownKeyGlobal,
- getName, mkGlobalName, nameRdrName, systemProvenance
+ getName, mkGlobalName, nameRdrName
)
-import RdrName ( rdrNameModule, rdrNameOcc, mkSrcQual )
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 )
import Util ( isIn )
, 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}
%* *
%************************************************************************
, 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
Ids, Synonyms, Classes and ClassOps with builtin keys.
\begin{code}
-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)
, (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)
\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}
-main_RDR = varQual mAIN_Name SLIT("main")
-otherwiseId_RDR = varQual pREL_BASE_Name SLIT("otherwise")
-
-intTyCon_RDR = nameRdrName (getName intTyCon)
-ioTyCon_RDR = tcQual pREL_IO_BASE_Name SLIT("IO")
-ioDataCon_RDR = dataQual pREL_IO_BASE_Name SLIT("IO")
-bindIO_RDR = varQual pREL_IO_BASE_Name SLIT("bindIO")
-
-orderingTyCon_RDR = tcQual pREL_BASE_Name SLIT("Ordering")
-rationalTyCon_RDR = tcQual pREL_NUM_Name SLIT("Rational")
-ratioTyCon_RDR = tcQual pREL_NUM_Name SLIT("Ratio")
-ratioDataCon_RDR = dataQual pREL_NUM_Name SLIT(":%")
-
-byteArrayTyCon_RDR = tcQual pREL_ARR_Name SLIT("ByteArray")
-mutableByteArrayTyCon_RDR = tcQual pREL_ARR_Name SLIT("MutableByteArray")
-
-foreignObjTyCon_RDR = tcQual pREL_IO_BASE_Name SLIT("ForeignObj")
-stablePtrTyCon_RDR = tcQual pREL_STABLE_Name SLIT("StablePtr")
-stablePtrDataCon_RDR = dataQual pREL_STABLE_Name SLIT("StablePtr")
-deRefStablePtr_RDR = varQual pREL_STABLE_Name SLIT("deRefStablePtr")
-makeStablePtr_RDR = varQual pREL_STABLE_Name SLIT("makeStablePtr")
-
--- Random PrelBase data constructors
-mkInt_RDR = dataQual pREL_BASE_Name SLIT("I#")
-false_RDR = dataQual pREL_BASE_Name SLIT("False")
-true_RDR = dataQual pREL_BASE_Name SLIT("True")
-
--- Random PrelBase functions
-and_RDR = varQual pREL_BASE_Name SLIT("&&")
-not_RDR = varQual pREL_BASE_Name SLIT("not")
-compose_RDR = varQual pREL_BASE_Name SLIT(".")
-append_RDR = varQual pREL_BASE_Name SLIT("++")
-map_RDR = varQual pREL_BASE_Name SLIT("map")
-build_RDR = varQual pREL_BASE_Name SLIT("build")
-augment_RDR = varQual pREL_BASE_Name SLIT("augment")
-
--- Classes Eq and Ord
-eqClass_RDR = clsQual pREL_BASE_Name SLIT("Eq")
-ordClass_RDR = clsQual pREL_BASE_Name SLIT("Ord")
-eq_RDR = varQual pREL_BASE_Name SLIT("==")
-ne_RDR = varQual pREL_BASE_Name SLIT("/=")
-le_RDR = varQual pREL_BASE_Name SLIT("<=")
-lt_RDR = varQual pREL_BASE_Name SLIT("<")
-ge_RDR = varQual pREL_BASE_Name SLIT(">=")
-gt_RDR = varQual pREL_BASE_Name SLIT(">")
-ltTag_RDR = dataQual pREL_BASE_Name SLIT("LT")
-eqTag_RDR = dataQual pREL_BASE_Name SLIT("EQ")
-gtTag_RDR = dataQual pREL_BASE_Name SLIT("GT")
-max_RDR = varQual pREL_BASE_Name SLIT("max")
-min_RDR = varQual pREL_BASE_Name SLIT("min")
-compare_RDR = varQual pREL_BASE_Name SLIT("compare")
-
--- Class Monad
-monadClass_RDR = clsQual pREL_BASE_Name SLIT("Monad")
-monadPlusClass_RDR = clsQual pREL_BASE_Name SLIT("MonadPlus")
-thenM_RDR = varQual pREL_BASE_Name SLIT(">>=")
-returnM_RDR = varQual pREL_BASE_Name SLIT("return")
-failM_RDR = varQual pREL_BASE_Name SLIT("fail")
-
--- Class Functor
-functorClass_RDR = clsQual pREL_BASE_Name SLIT("Functor")
-
--- Class Show
-showClass_RDR = clsQual pREL_SHOW_Name SLIT("Show")
-showList___RDR = varQual pREL_SHOW_Name SLIT("showList__")
-showsPrec_RDR = varQual pREL_SHOW_Name SLIT("showsPrec")
-showList_RDR = varQual pREL_SHOW_Name SLIT("showList")
-showSpace_RDR = varQual pREL_SHOW_Name SLIT("showSpace")
-showString_RDR = varQual pREL_SHOW_Name SLIT("showString")
-showParen_RDR = varQual pREL_SHOW_Name SLIT("showParen")
-
-
--- Class Read
-readClass_RDR = clsQual pREL_READ_Name SLIT("Read")
-readsPrec_RDR = varQual pREL_READ_Name SLIT("readsPrec")
-readList_RDR = varQual pREL_READ_Name SLIT("readList")
-readParen_RDR = varQual pREL_READ_Name SLIT("readParen")
-lex_RDR = varQual pREL_READ_Name SLIT("lex")
-readList___RDR = varQual pREL_READ_Name SLIT("readList__")
-
-
--- Class Num
-numClass_RDR = clsQual pREL_NUM_Name SLIT("Num")
-fromInt_RDR = varQual pREL_NUM_Name SLIT("fromInt")
-fromInteger_RDR = varQual pREL_NUM_Name SLIT("fromInteger")
-minus_RDR = varQual pREL_NUM_Name SLIT("-")
-negate_RDR = varQual pREL_NUM_Name SLIT("negate")
-plus_RDR = varQual pREL_NUM_Name SLIT("+")
-times_RDR = varQual pREL_NUM_Name SLIT("*")
-
--- Other numberic classes
-realClass_RDR = clsQual pREL_NUM_Name SLIT("Real")
-integralClass_RDR = clsQual pREL_NUM_Name SLIT("Integral")
-fractionalClass_RDR = clsQual pREL_NUM_Name SLIT("Fractional")
-floatingClass_RDR = clsQual pREL_NUM_Name SLIT("Floating")
-realFracClass_RDR = clsQual pREL_NUM_Name SLIT("RealFrac")
-realFloatClass_RDR = clsQual pREL_NUM_Name SLIT("RealFloat")
-fromRational_RDR = varQual pREL_NUM_Name SLIT("fromRational")
-
--- Class Ix
-ixClass_RDR = clsQual iX_Name SLIT("Ix")
-range_RDR = varQual iX_Name SLIT("range")
-index_RDR = varQual iX_Name SLIT("index")
-inRange_RDR = varQual iX_Name SLIT("inRange")
-
--- Class CCallable and CReturnable
-ccallableClass_RDR = clsQual pREL_GHC_Name SLIT("CCallable")
-creturnableClass_RDR = clsQual pREL_GHC_Name SLIT("CReturnable")
-
--- Class Enum
-enumClass_RDR = clsQual pREL_ENUM_Name SLIT("Enum")
-succ_RDR = varQual pREL_ENUM_Name SLIT("succ")
-pred_RDR = varQual pREL_ENUM_Name SLIT("pred")
-toEnum_RDR = varQual pREL_ENUM_Name SLIT("toEnum")
-fromEnum_RDR = varQual pREL_ENUM_Name SLIT("fromEnum")
-enumFrom_RDR = varQual pREL_ENUM_Name SLIT("enumFrom")
-enumFromTo_RDR = varQual pREL_ENUM_Name SLIT("enumFromTo")
-enumFromThen_RDR = varQual pREL_ENUM_Name SLIT("enumFromThen")
-enumFromThenTo_RDR = varQual pREL_ENUM_Name SLIT("enumFromThenTo")
-
--- Class Bounded
-boundedClass_RDR = clsQual pREL_ENUM_Name SLIT("Bounded")
-minBound_RDR = varQual pREL_ENUM_Name SLIT("minBound")
-maxBound_RDR = varQual pREL_ENUM_Name SLIT("maxBound")
-
-
--- List functions
-concat_RDR = varQual pREL_LIST_Name SLIT("concat")
-filter_RDR = varQual pREL_LIST_Name SLIT("filter")
-zip_RDR = varQual pREL_LIST_Name SLIT("zip")
-
-int8TyCon_RDR = tcQual iNT_Name SLIT("Int8")
-int16TyCon_RDR = tcQual iNT_Name SLIT("Int16")
-int32TyCon_RDR = tcQual iNT_Name SLIT("Int32")
-int64TyCon_RDR = tcQual pREL_ADDR_Name SLIT("Int64")
-
-word8TyCon_RDR = tcQual wORD_Name SLIT("Word8")
-word16TyCon_RDR = tcQual wORD_Name SLIT("Word16")
-word32TyCon_RDR = tcQual wORD_Name SLIT("Word32")
-word64TyCon_RDR = tcQual pREL_ADDR_Name SLIT("Word64")
-
-error_RDR = varQual pREL_ERR_Name SLIT("error")
-assert_RDR = varQual pREL_GHC_Name SLIT("assert")
-assertErr_RDR = varQual pREL_ERR_Name SLIT("assertError")
-runSTRep_RDR = varQual pREL_ST_Name SLIT("runSTRep")
-
-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
-getTag_RDR = varQual pREL_GHC_Name SLIT("getTag#")
-\end{code}
-
-\begin{code}
-mkTupConRdrName :: Int -> RdrName
-mkTupConRdrName arity = case mkTupNameStr arity of
- (mod, occ) -> dataQual mod occ
-
-mkUbxTupConRdrName :: Int -> RdrName
-mkUbxTupConRdrName arity = case mkUbxTupNameStr arity of
- (mod, occ) -> dataQual mod occ
+maybeCharLikeCon con = con `hasKey` charDataConKey
+maybeIntLikeCon con = con `hasKey` intDataConKey
\end{code}
-
%************************************************************************
%* *
\subsection[Class-std-groups]{Standard groups of Prelude classes}
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
= cCallishClassKeys
\end{code}
-
-%************************************************************************
-%* *
-\subsection{Local helpers}
-%* *
-%************************************************************************
-
-\begin{code}
-varQual = mkPreludeQual varName
-dataQual = mkPreludeQual dataName
-tcQual = mkPreludeQual tcName
-clsQual = mkPreludeQual clsName
-\end{code}
-
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