2 -- The above warning supression flag is a temporary kludge.
3 -- While working on this module you are encouraged to remove it and fix
4 -- any warnings in the module. See
5 -- http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
9 Builtins(..), sumTyCon, prodTyCon, combinePAVar,
10 initBuiltins, initBuiltinVars, initBuiltinTyCons, initBuiltinDataCons,
11 initBuiltinPAs, initBuiltinPRs,
12 initBuiltinBoxedTyCons,
14 primMethod, primPArray
17 #include "HsVersions.h"
20 import IfaceEnv ( lookupOrig )
22 import Module ( Module )
23 import DataCon ( DataCon, dataConName, dataConWorkId )
24 import TyCon ( TyCon, tyConName, tyConDataCons )
26 import Id ( mkSysLocal )
27 import Name ( Name, getOccString )
31 import TypeRep ( funTyCon )
34 import TysWiredIn ( unitTyCon, tupleTyCon,
35 intTyCon, intTyConName,
36 boolTyCon, boolTyConName, trueDataCon, falseDataCon )
38 import BasicTypes ( Boxity(..) )
44 import Control.Monad ( liftM, zipWithM )
45 import Data.List ( unzip4 )
53 mAX_NDP_COMBINE :: Int
56 mkNDPModule :: FastString -> Module
57 mkNDPModule m = mkModule ndpPackageId (mkModuleNameFS m)
59 nDP_PARRAY = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.PArray")
60 nDP_REPR = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Repr")
61 nDP_CLOSURE = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Closure")
62 nDP_PRIM = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Prim")
63 nDP_INSTANCES = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Instances")
64 nDP_COMBINATORS = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Combinators")
66 nDP_PRELUDE_PARR = mkNDPModule FSLIT("Data.Array.Parallel.Prelude.PArr")
67 nDP_PRELUDE_INT = mkNDPModule FSLIT("Data.Array.Parallel.Prelude.Int")
69 data Builtins = Builtins {
72 , paDataCon :: DataCon
75 , prDataCon :: DataCon
76 , parrayIntPrimTyCon :: TyCon
77 , parrayBoolPrimTyCon :: TyCon
80 , enumerationTyCon :: TyCon
81 , sumTyCons :: Array Int TyCon
82 , closureTyCon :: TyCon
86 , applyClosureVar :: Var
87 , mkClosurePVar :: Var
88 , applyClosurePVar :: Var
89 , replicatePAIntPrimVar :: Var
90 , upToPAIntPrimVar :: Var
91 , selectPAIntPrimVar :: Var
92 , truesPABoolPrimVar :: Var
94 , replicatePAVar :: Var
97 , combinePAVars :: Array Int Var
98 , liftingContext :: Var
101 sumTyCon :: Int -> Builtins -> TyCon
103 | n >= 2 && n <= mAX_NDP_SUM = sumTyCons bi ! n
104 | otherwise = pprPanic "sumTyCon" (ppr n)
106 prodTyCon :: Int -> Builtins -> TyCon
108 | n == 1 = wrapTyCon bi
109 | n >= 0 && n <= mAX_NDP_PROD = tupleTyCon Boxed n
110 | otherwise = pprPanic "prodTyCon" (ppr n)
112 combinePAVar :: Int -> Builtins -> Var
114 | n >= 2 && n <= mAX_NDP_COMBINE = combinePAVars bi ! n
115 | otherwise = pprPanic "combinePAVar" (ppr n)
117 initBuiltins :: DsM Builtins
120 parrayTyCon <- externalTyCon nDP_PARRAY FSLIT("PArray")
121 paTyCon <- externalTyCon nDP_PARRAY FSLIT("PA")
122 let [paDataCon] = tyConDataCons paTyCon
123 preprTyCon <- externalTyCon nDP_PARRAY FSLIT("PRepr")
124 prTyCon <- externalTyCon nDP_PARRAY FSLIT("PR")
125 let [prDataCon] = tyConDataCons prTyCon
126 parrayIntPrimTyCon <- externalTyCon nDP_PRIM FSLIT("PArray_Int#")
127 parrayBoolPrimTyCon <- externalTyCon nDP_PRIM FSLIT("PArray_Bool#")
128 closureTyCon <- externalTyCon nDP_CLOSURE FSLIT(":->")
130 voidTyCon <- externalTyCon nDP_REPR FSLIT("Void")
131 wrapTyCon <- externalTyCon nDP_REPR FSLIT("Wrap")
132 enumerationTyCon <- externalTyCon nDP_REPR FSLIT("Enumeration")
133 sum_tcs <- mapM (externalTyCon nDP_REPR)
134 [mkFastString ("Sum" ++ show i) | i <- [2..mAX_NDP_SUM]]
136 let sumTyCons = listArray (2, mAX_NDP_SUM) sum_tcs
138 voidVar <- externalVar nDP_REPR FSLIT("void")
139 mkPRVar <- externalVar nDP_PARRAY FSLIT("mkPR")
140 mkClosureVar <- externalVar nDP_CLOSURE FSLIT("mkClosure")
141 applyClosureVar <- externalVar nDP_CLOSURE FSLIT("$:")
142 mkClosurePVar <- externalVar nDP_CLOSURE FSLIT("mkClosureP")
143 applyClosurePVar <- externalVar nDP_CLOSURE FSLIT("$:^")
144 replicatePAIntPrimVar <- externalVar nDP_PRIM FSLIT("replicatePA_Int#")
145 upToPAIntPrimVar <- externalVar nDP_PRIM FSLIT("upToPA_Int#")
146 selectPAIntPrimVar <- externalVar nDP_PRIM FSLIT("selectPA_Int#")
147 truesPABoolPrimVar <- externalVar nDP_PRIM FSLIT("truesPA_Bool#")
148 lengthPAVar <- externalVar nDP_PARRAY FSLIT("lengthPA")
149 replicatePAVar <- externalVar nDP_PARRAY FSLIT("replicatePA")
150 emptyPAVar <- externalVar nDP_PARRAY FSLIT("emptyPA")
151 packPAVar <- externalVar nDP_PARRAY FSLIT("packPA")
153 combines <- mapM (externalVar nDP_PARRAY)
154 [mkFastString ("combine" ++ show i ++ "PA")
155 | i <- [2..mAX_NDP_COMBINE]]
156 let combinePAVars = listArray (2, mAX_NDP_COMBINE) combines
158 liftingContext <- liftM (\u -> mkSysLocal FSLIT("lc") u intPrimTy)
162 parrayTyCon = parrayTyCon
164 , paDataCon = paDataCon
165 , preprTyCon = preprTyCon
167 , prDataCon = prDataCon
168 , parrayIntPrimTyCon = parrayIntPrimTyCon
169 , parrayBoolPrimTyCon = parrayBoolPrimTyCon
170 , voidTyCon = voidTyCon
171 , wrapTyCon = wrapTyCon
172 , enumerationTyCon = enumerationTyCon
173 , sumTyCons = sumTyCons
174 , closureTyCon = closureTyCon
177 , mkClosureVar = mkClosureVar
178 , applyClosureVar = applyClosureVar
179 , mkClosurePVar = mkClosurePVar
180 , applyClosurePVar = applyClosurePVar
181 , replicatePAIntPrimVar = replicatePAIntPrimVar
182 , upToPAIntPrimVar = upToPAIntPrimVar
183 , selectPAIntPrimVar = selectPAIntPrimVar
184 , truesPABoolPrimVar = truesPABoolPrimVar
185 , lengthPAVar = lengthPAVar
186 , replicatePAVar = replicatePAVar
187 , emptyPAVar = emptyPAVar
188 , packPAVar = packPAVar
189 , combinePAVars = combinePAVars
190 , liftingContext = liftingContext
193 initBuiltinVars :: Builtins -> DsM [(Var, Var)]
196 uvars <- zipWithM externalVar umods ufs
197 vvars <- zipWithM externalVar vmods vfs
198 return $ [(v,v) | v <- map dataConWorkId defaultDataConWorkers]
201 (umods, ufs, vmods, vfs) = unzip4 preludeVars
203 defaultDataConWorkers :: [DataCon]
204 defaultDataConWorkers = [trueDataCon, falseDataCon]
206 preludeVars :: [(Module, FastString, Module, FastString)]
209 mk nDP_PRELUDE_PARR FSLIT("mapP") nDP_COMBINATORS FSLIT("mapPA")
210 , mk nDP_PRELUDE_PARR FSLIT("zipWithP") nDP_COMBINATORS FSLIT("zipWithPA")
211 , mk nDP_PRELUDE_INT FSLIT("plus") nDP_PRELUDE_INT FSLIT("plusV")
212 , mk nDP_PRELUDE_INT FSLIT("minus") nDP_PRELUDE_INT FSLIT("minusV")
213 , mk nDP_PRELUDE_INT FSLIT("sumP") nDP_PRELUDE_INT FSLIT("sumPA")
214 , mk nDP_PRELUDE_INT FSLIT("upToP") nDP_PRELUDE_INT FSLIT("upToPA")
219 initBuiltinTyCons :: Builtins -> DsM [(Name, TyCon)]
222 parr <- externalTyCon nDP_PRELUDE_PARR FSLIT("PArr")
223 return $ (tyConName funTyCon, closureTyCon bi)
224 : (tyConName parr, parrayTyCon bi)
225 : [(tyConName tc, tc) | tc <- defaultTyCons]
227 defaultTyCons :: [TyCon]
228 defaultTyCons = [intTyCon, boolTyCon]
230 initBuiltinDataCons :: Builtins -> [(Name, DataCon)]
231 initBuiltinDataCons bi = [(dataConName dc, dc)| dc <- defaultDataCons]
233 defaultDataCons :: [DataCon]
234 defaultDataCons = [trueDataCon, falseDataCon]
236 initBuiltinDicts :: [(Name, Module, FastString)] -> DsM [(Name, Var)]
239 dicts <- zipWithM externalVar mods fss
240 return $ zip tcs dicts
242 (tcs, mods, fss) = unzip3 ps
244 initBuiltinPAs = initBuiltinDicts . builtinPAs
246 builtinPAs :: Builtins -> [(Name, Module, FastString)]
249 mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPA_Clo")
250 , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPA_Void")
251 , mk (tyConName $ parrayTyCon bi) nDP_INSTANCES FSLIT("dPA_PArray")
252 , mk unitTyConName nDP_INSTANCES FSLIT("dPA_Unit")
254 , mk intTyConName nDP_INSTANCES FSLIT("dPA_Int")
255 , mk boolTyConName nDP_INSTANCES FSLIT("dPA_Bool")
259 mk name mod fs = (name, mod, fs)
261 tups = map mk_tup [2..3]
262 mk_tup n = mk (tyConName $ tupleTyCon Boxed n)
264 (mkFastString $ "dPA_" ++ show n)
266 initBuiltinPRs = initBuiltinDicts . builtinPRs
268 builtinPRs :: Builtins -> [(Name, Module, FastString)]
271 mk (tyConName unitTyCon) nDP_REPR FSLIT("dPR_Unit")
272 , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPR_Void")
273 , mk (tyConName $ wrapTyCon bi) nDP_REPR FSLIT("dPR_Wrap")
274 , mk (tyConName $ enumerationTyCon bi) nDP_REPR FSLIT("dPR_Enumeration")
275 , mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPR_Clo")
278 , mk intTyConName nDP_INSTANCES FSLIT("dPR_Int")
281 ++ map mk_sum [2..mAX_NDP_SUM]
282 ++ map mk_prod [2..mAX_NDP_PROD]
284 mk name mod fs = (name, mod, fs)
286 mk_sum n = (tyConName $ sumTyCon n bi, nDP_REPR,
287 mkFastString ("dPR_Sum" ++ show n))
289 mk_prod n = (tyConName $ prodTyCon n bi, nDP_REPR,
290 mkFastString ("dPR_" ++ show n))
292 initBuiltinBoxedTyCons :: Builtins -> DsM [(Name, TyCon)]
293 initBuiltinBoxedTyCons = return . builtinBoxedTyCons
295 builtinBoxedTyCons :: Builtins -> [(Name, TyCon)]
296 builtinBoxedTyCons bi =
297 [(tyConName intPrimTyCon, intTyCon)]
299 externalVar :: Module -> FastString -> DsM Var
301 = dsLookupGlobalId =<< lookupOrig mod (mkVarOccFS fs)
303 externalTyCon :: Module -> FastString -> DsM TyCon
305 = dsLookupTyCon =<< lookupOrig mod (mkOccNameFS tcName fs)
307 unitTyConName = tyConName unitTyCon
310 primMethod :: TyCon -> String -> DsM (Maybe Var)
311 primMethod tycon method
312 | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
314 $ dsLookupGlobalId =<< lookupOrig nDP_PRIM (mkVarOcc $ method ++ suffix)
316 | otherwise = return Nothing
318 primPArray :: TyCon -> DsM (Maybe TyCon)
320 | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
322 $ dsLookupTyCon =<< lookupOrig nDP_PRIM (mkOccName tcName $ "PArray" ++ suffix)
324 | otherwise = return Nothing
326 prim_ty_cons = mkNameEnv [mk_prim intPrimTyCon]
328 mk_prim tycon = (tyConName tycon, '_' : getOccString tycon)