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 doubleTyCon, doubleTyConName,
37 boolTyCon, boolTyConName, trueDataCon, falseDataCon,
38 parrTyCon, parrTyConName )
39 import PrelNames ( gHC_PARR )
41 import BasicTypes ( Boxity(..) )
47 import Control.Monad ( liftM, zipWithM )
48 import Data.List ( unzip4 )
56 mAX_NDP_COMBINE :: Int
59 mkNDPModule :: FastString -> Module
60 mkNDPModule m = mkModule ndpPackageId (mkModuleNameFS m)
62 nDP_PARRAY = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.PArray")
63 nDP_REPR = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Repr")
64 nDP_CLOSURE = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Closure")
65 nDP_PRIM = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Prim")
66 nDP_INSTANCES = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Instances")
67 nDP_COMBINATORS = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Combinators")
69 nDP_PRELUDE_PARR = mkNDPModule FSLIT("Data.Array.Parallel.Prelude.Base.PArr")
70 nDP_PRELUDE_INT = mkNDPModule FSLIT("Data.Array.Parallel.Prelude.Base.Int")
72 data Builtins = Builtins {
75 , paDataCon :: DataCon
78 , prDataCon :: DataCon
79 , parrayIntPrimTyCon :: TyCon
80 , parrayBoolPrimTyCon :: TyCon
83 , enumerationTyCon :: TyCon
84 , sumTyCons :: Array Int TyCon
85 , closureTyCon :: TyCon
89 , applyClosureVar :: Var
90 , mkClosurePVar :: Var
91 , applyClosurePVar :: Var
92 , replicatePAIntPrimVar :: Var
93 , upToPAIntPrimVar :: Var
94 , selectPAIntPrimVar :: Var
95 , truesPABoolPrimVar :: Var
97 , replicatePAVar :: Var
100 , combinePAVars :: Array Int Var
101 , liftingContext :: Var
104 sumTyCon :: Int -> Builtins -> TyCon
106 | n >= 2 && n <= mAX_NDP_SUM = sumTyCons bi ! n
107 | otherwise = pprPanic "sumTyCon" (ppr n)
109 prodTyCon :: Int -> Builtins -> TyCon
111 | n == 1 = wrapTyCon bi
112 | n >= 0 && n <= mAX_NDP_PROD = tupleTyCon Boxed n
113 | otherwise = pprPanic "prodTyCon" (ppr n)
115 combinePAVar :: Int -> Builtins -> Var
117 | n >= 2 && n <= mAX_NDP_COMBINE = combinePAVars bi ! n
118 | otherwise = pprPanic "combinePAVar" (ppr n)
120 initBuiltins :: DsM Builtins
123 parrayTyCon <- externalTyCon nDP_PARRAY FSLIT("PArray")
124 paTyCon <- externalTyCon nDP_PARRAY FSLIT("PA")
125 let [paDataCon] = tyConDataCons paTyCon
126 preprTyCon <- externalTyCon nDP_PARRAY FSLIT("PRepr")
127 prTyCon <- externalTyCon nDP_PARRAY FSLIT("PR")
128 let [prDataCon] = tyConDataCons prTyCon
129 parrayIntPrimTyCon <- externalTyCon nDP_PRIM FSLIT("PArray_Int#")
130 parrayBoolPrimTyCon <- externalTyCon nDP_PRIM FSLIT("PArray_Bool#")
131 closureTyCon <- externalTyCon nDP_CLOSURE FSLIT(":->")
133 voidTyCon <- externalTyCon nDP_REPR FSLIT("Void")
134 wrapTyCon <- externalTyCon nDP_REPR FSLIT("Wrap")
135 enumerationTyCon <- externalTyCon nDP_REPR FSLIT("Enumeration")
136 sum_tcs <- mapM (externalTyCon nDP_REPR)
137 [mkFastString ("Sum" ++ show i) | i <- [2..mAX_NDP_SUM]]
139 let sumTyCons = listArray (2, mAX_NDP_SUM) sum_tcs
141 voidVar <- externalVar nDP_REPR FSLIT("void")
142 mkPRVar <- externalVar nDP_PARRAY FSLIT("mkPR")
143 mkClosureVar <- externalVar nDP_CLOSURE FSLIT("mkClosure")
144 applyClosureVar <- externalVar nDP_CLOSURE FSLIT("$:")
145 mkClosurePVar <- externalVar nDP_CLOSURE FSLIT("mkClosureP")
146 applyClosurePVar <- externalVar nDP_CLOSURE FSLIT("$:^")
147 replicatePAIntPrimVar <- externalVar nDP_PRIM FSLIT("replicatePA_Int#")
148 upToPAIntPrimVar <- externalVar nDP_PRIM FSLIT("upToPA_Int#")
149 selectPAIntPrimVar <- externalVar nDP_PRIM FSLIT("selectPA_Int#")
150 truesPABoolPrimVar <- externalVar nDP_PRIM FSLIT("truesPA_Bool#")
151 lengthPAVar <- externalVar nDP_PARRAY FSLIT("lengthPA")
152 replicatePAVar <- externalVar nDP_PARRAY FSLIT("replicatePA")
153 emptyPAVar <- externalVar nDP_PARRAY FSLIT("emptyPA")
154 packPAVar <- externalVar nDP_PARRAY FSLIT("packPA")
156 combines <- mapM (externalVar nDP_PARRAY)
157 [mkFastString ("combine" ++ show i ++ "PA")
158 | i <- [2..mAX_NDP_COMBINE]]
159 let combinePAVars = listArray (2, mAX_NDP_COMBINE) combines
161 liftingContext <- liftM (\u -> mkSysLocal FSLIT("lc") u intPrimTy)
165 parrayTyCon = parrayTyCon
167 , paDataCon = paDataCon
168 , preprTyCon = preprTyCon
170 , prDataCon = prDataCon
171 , parrayIntPrimTyCon = parrayIntPrimTyCon
172 , parrayBoolPrimTyCon = parrayBoolPrimTyCon
173 , voidTyCon = voidTyCon
174 , wrapTyCon = wrapTyCon
175 , enumerationTyCon = enumerationTyCon
176 , sumTyCons = sumTyCons
177 , closureTyCon = closureTyCon
180 , mkClosureVar = mkClosureVar
181 , applyClosureVar = applyClosureVar
182 , mkClosurePVar = mkClosurePVar
183 , applyClosurePVar = applyClosurePVar
184 , replicatePAIntPrimVar = replicatePAIntPrimVar
185 , upToPAIntPrimVar = upToPAIntPrimVar
186 , selectPAIntPrimVar = selectPAIntPrimVar
187 , truesPABoolPrimVar = truesPABoolPrimVar
188 , lengthPAVar = lengthPAVar
189 , replicatePAVar = replicatePAVar
190 , emptyPAVar = emptyPAVar
191 , packPAVar = packPAVar
192 , combinePAVars = combinePAVars
193 , liftingContext = liftingContext
196 initBuiltinVars :: Builtins -> DsM [(Var, Var)]
199 uvars <- zipWithM externalVar umods ufs
200 vvars <- zipWithM externalVar vmods vfs
201 return $ [(v,v) | v <- map dataConWorkId defaultDataConWorkers]
204 (umods, ufs, vmods, vfs) = unzip4 preludeVars
206 defaultDataConWorkers :: [DataCon]
207 defaultDataConWorkers = [trueDataCon, falseDataCon]
209 preludeVars :: [(Module, FastString, Module, FastString)]
212 mk gHC_PARR FSLIT("mapP") nDP_COMBINATORS FSLIT("mapPA")
213 , mk gHC_PARR FSLIT("zipWithP") nDP_COMBINATORS FSLIT("zipWithPA")
214 , mk nDP_PRELUDE_INT FSLIT("plus") nDP_PRELUDE_INT FSLIT("plusV")
215 , mk nDP_PRELUDE_INT FSLIT("minus") nDP_PRELUDE_INT FSLIT("minusV")
216 , mk nDP_PRELUDE_INT FSLIT("sumP") nDP_PRELUDE_INT FSLIT("sumPA")
217 , mk nDP_PRELUDE_INT FSLIT("upToP") nDP_PRELUDE_INT FSLIT("upToPA")
220 , mk nDP_PRELUDE_PARR FSLIT("fromPArrayP") nDP_PRELUDE_PARR FSLIT("fromPArrayPA")
225 initBuiltinTyCons :: Builtins -> DsM [(Name, TyCon)]
228 -- parr <- externalTyCon nDP_PRELUDE_PARR FSLIT("PArr")
229 return $ (tyConName funTyCon, closureTyCon bi)
230 : (parrTyConName, parrayTyCon bi)
233 : (tyConName $ parrayTyCon bi, parrayTyCon bi)
235 : [(tyConName tc, tc) | tc <- defaultTyCons]
237 defaultTyCons :: [TyCon]
238 defaultTyCons = [intTyCon, boolTyCon, doubleTyCon]
240 initBuiltinDataCons :: Builtins -> [(Name, DataCon)]
241 initBuiltinDataCons bi = [(dataConName dc, dc)| dc <- defaultDataCons]
243 defaultDataCons :: [DataCon]
244 defaultDataCons = [trueDataCon, falseDataCon]
246 initBuiltinDicts :: [(Name, Module, FastString)] -> DsM [(Name, Var)]
249 dicts <- zipWithM externalVar mods fss
250 return $ zip tcs dicts
252 (tcs, mods, fss) = unzip3 ps
254 initBuiltinPAs = initBuiltinDicts . builtinPAs
256 builtinPAs :: Builtins -> [(Name, Module, FastString)]
259 mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPA_Clo")
260 , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPA_Void")
261 , mk (tyConName $ parrayTyCon bi) nDP_INSTANCES FSLIT("dPA_PArray")
262 , mk unitTyConName nDP_INSTANCES FSLIT("dPA_Unit")
264 , mk intTyConName nDP_INSTANCES FSLIT("dPA_Int")
265 , mk doubleTyConName nDP_INSTANCES FSLIT("dPA_Double")
266 , mk boolTyConName nDP_INSTANCES FSLIT("dPA_Bool")
270 mk name mod fs = (name, mod, fs)
272 tups = map mk_tup [2..3]
273 mk_tup n = mk (tyConName $ tupleTyCon Boxed n)
275 (mkFastString $ "dPA_" ++ show n)
277 initBuiltinPRs = initBuiltinDicts . builtinPRs
279 builtinPRs :: Builtins -> [(Name, Module, FastString)]
282 mk (tyConName unitTyCon) nDP_REPR FSLIT("dPR_Unit")
283 , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPR_Void")
284 , mk (tyConName $ wrapTyCon bi) nDP_REPR FSLIT("dPR_Wrap")
285 , mk (tyConName $ enumerationTyCon bi) nDP_REPR FSLIT("dPR_Enumeration")
286 , mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPR_Clo")
289 , mk intTyConName nDP_INSTANCES FSLIT("dPR_Int")
290 , mk doubleTyConName nDP_INSTANCES FSLIT("dPR_Double")
293 ++ map mk_sum [2..mAX_NDP_SUM]
294 ++ map mk_prod [2..mAX_NDP_PROD]
296 mk name mod fs = (name, mod, fs)
298 mk_sum n = (tyConName $ sumTyCon n bi, nDP_REPR,
299 mkFastString ("dPR_Sum" ++ show n))
301 mk_prod n = (tyConName $ prodTyCon n bi, nDP_REPR,
302 mkFastString ("dPR_" ++ show n))
304 initBuiltinBoxedTyCons :: Builtins -> DsM [(Name, TyCon)]
305 initBuiltinBoxedTyCons = return . builtinBoxedTyCons
307 builtinBoxedTyCons :: Builtins -> [(Name, TyCon)]
308 builtinBoxedTyCons bi =
309 [(tyConName intPrimTyCon, intTyCon)]
311 externalVar :: Module -> FastString -> DsM Var
313 = dsLookupGlobalId =<< lookupOrig mod (mkVarOccFS fs)
315 externalTyCon :: Module -> FastString -> DsM TyCon
317 = dsLookupTyCon =<< lookupOrig mod (mkOccNameFS tcName fs)
319 unitTyConName = tyConName unitTyCon
322 primMethod :: TyCon -> String -> DsM (Maybe Var)
323 primMethod tycon method
324 | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
326 $ dsLookupGlobalId =<< lookupOrig nDP_PRIM (mkVarOcc $ method ++ suffix)
328 | otherwise = return Nothing
330 primPArray :: TyCon -> DsM (Maybe TyCon)
332 | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
334 $ dsLookupTyCon =<< lookupOrig nDP_PRIM (mkOccName tcName $ "PArray" ++ suffix)
336 | otherwise = return Nothing
338 prim_ty_cons = mkNameEnv [mk_prim intPrimTyCon]
340 mk_prim tycon = (tyConName tycon, '_' : getOccString tycon)