+initBuiltinVars :: Builtins -> DsM [(Var, Var)]
+initBuiltinVars bi
+ = do
+ uvars <- zipWithM externalVar umods ufs
+ vvars <- zipWithM externalVar vmods vfs
+ return $ [(v,v) | v <- map dataConWorkId defaultDataConWorkers]
+ ++ zip uvars vvars
+ where
+ (umods, ufs, vmods, vfs) = unzip4 preludeVars
+
+defaultDataConWorkers :: [DataCon]
+defaultDataConWorkers = [trueDataCon, falseDataCon]
+
+preludeVars :: [(Module, FastString, Module, FastString)]
+preludeVars
+ = [
+ mk gHC_PARR FSLIT("mapP") nDP_COMBINATORS FSLIT("mapPA")
+ , mk gHC_PARR FSLIT("zipWithP") nDP_COMBINATORS FSLIT("zipWithPA")
+ , mk nDP_PRELUDE_INT FSLIT("plus") nDP_PRELUDE_INT FSLIT("plusV")
+ , mk nDP_PRELUDE_INT FSLIT("minus") nDP_PRELUDE_INT FSLIT("minusV")
+ , mk nDP_PRELUDE_INT FSLIT("sumP") nDP_PRELUDE_INT FSLIT("sumPA")
+ , mk nDP_PRELUDE_INT FSLIT("upToP") nDP_PRELUDE_INT FSLIT("upToPA")
+
+ -- FIXME: temporary
+ , mk nDP_PRELUDE_PARR FSLIT("fromPArrayP") nDP_PRELUDE_PARR FSLIT("fromPArrayPA")
+ ]
+ where
+ mk = (,,,)
+
+initBuiltinTyCons :: Builtins -> DsM [(Name, TyCon)]
+initBuiltinTyCons bi
+ = do
+ -- parr <- externalTyCon nDP_PRELUDE_PARR FSLIT("PArr")
+ return $ (tyConName funTyCon, closureTyCon bi)
+ : (parrTyConName, parrayTyCon bi)
+
+ -- FIXME: temporary
+ : (tyConName $ parrayTyCon bi, parrayTyCon bi)
+
+ : [(tyConName tc, tc) | tc <- defaultTyCons]
+
+defaultTyCons :: [TyCon]
+defaultTyCons = [intTyCon, boolTyCon]
+
+initBuiltinDataCons :: Builtins -> [(Name, DataCon)]
+initBuiltinDataCons bi = [(dataConName dc, dc)| dc <- defaultDataCons]
+
+defaultDataCons :: [DataCon]
+defaultDataCons = [trueDataCon, falseDataCon]
+
+initBuiltinDicts :: [(Name, Module, FastString)] -> DsM [(Name, Var)]
+initBuiltinDicts ps
+ = do
+ dicts <- zipWithM externalVar mods fss
+ return $ zip tcs dicts
+ where
+ (tcs, mods, fss) = unzip3 ps
+
+initBuiltinPAs = initBuiltinDicts . builtinPAs
+
+builtinPAs :: Builtins -> [(Name, Module, FastString)]
+builtinPAs bi
+ = [
+ mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPA_Clo")
+ , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPA_Void")
+ , mk (tyConName $ parrayTyCon bi) nDP_INSTANCES FSLIT("dPA_PArray")
+ , mk unitTyConName nDP_INSTANCES FSLIT("dPA_Unit")
+
+ , mk intTyConName nDP_INSTANCES FSLIT("dPA_Int")
+ , mk boolTyConName nDP_INSTANCES FSLIT("dPA_Bool")
+ ]
+ ++ tups
+ where
+ mk name mod fs = (name, mod, fs)
+
+ tups = map mk_tup [2..3]
+ mk_tup n = mk (tyConName $ tupleTyCon Boxed n)
+ nDP_INSTANCES
+ (mkFastString $ "dPA_" ++ show n)
+
+initBuiltinPRs = initBuiltinDicts . builtinPRs
+
+builtinPRs :: Builtins -> [(Name, Module, FastString)]
+builtinPRs bi =
+ [
+ mk (tyConName unitTyCon) nDP_REPR FSLIT("dPR_Unit")
+ , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPR_Void")
+ , mk (tyConName $ wrapTyCon bi) nDP_REPR FSLIT("dPR_Wrap")
+ , mk (tyConName $ enumerationTyCon bi) nDP_REPR FSLIT("dPR_Enumeration")
+ , mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPR_Clo")
+
+ -- temporary
+ , mk intTyConName nDP_INSTANCES FSLIT("dPR_Int")
+ ]
+
+ ++ map mk_sum [2..mAX_NDP_SUM]
+ ++ map mk_prod [2..mAX_NDP_PROD]
+ where
+ mk name mod fs = (name, mod, fs)
+
+ mk_sum n = (tyConName $ sumTyCon n bi, nDP_REPR,
+ mkFastString ("dPR_Sum" ++ show n))
+
+ mk_prod n = (tyConName $ prodTyCon n bi, nDP_REPR,
+ mkFastString ("dPR_" ++ show n))
+
+initBuiltinBoxedTyCons :: Builtins -> DsM [(Name, TyCon)]
+initBuiltinBoxedTyCons = return . builtinBoxedTyCons
+
+builtinBoxedTyCons :: Builtins -> [(Name, TyCon)]
+builtinBoxedTyCons bi =
+ [(tyConName intPrimTyCon, intTyCon)]
+
+externalVar :: Module -> FastString -> DsM Var
+externalVar mod fs
+ = dsLookupGlobalId =<< lookupOrig mod (mkVarOccFS fs)
+
+externalTyCon :: Module -> FastString -> DsM TyCon
+externalTyCon mod fs
+ = dsLookupTyCon =<< lookupOrig mod (mkOccNameFS tcName fs)
+
+unitTyConName = tyConName unitTyCon
+
+
+primMethod :: TyCon -> String -> DsM (Maybe Var)
+primMethod tycon method
+ | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
+ = liftM Just
+ $ dsLookupGlobalId =<< lookupOrig nDP_PRIM (mkVarOcc $ method ++ suffix)
+
+ | otherwise = return Nothing
+
+primPArray :: TyCon -> DsM (Maybe TyCon)
+primPArray tycon
+ | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
+ = liftM Just
+ $ dsLookupTyCon =<< lookupOrig nDP_PRIM (mkOccName tcName $ "PArray" ++ suffix)
+
+ | otherwise = return Nothing