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")
71 nDP_PRELUDE_DOUBLE = mkNDPModule FSLIT("Data.Array.Parallel.Prelude.Base.Double")
73 data Builtins = Builtins {
76 , paDataCon :: DataCon
79 , prDataCon :: DataCon
80 , parrayIntPrimTyCon :: TyCon
81 , parrayBoolPrimTyCon :: TyCon
84 , enumerationTyCon :: TyCon
85 , sumTyCons :: Array Int TyCon
86 , closureTyCon :: TyCon
90 , applyClosureVar :: Var
91 , mkClosurePVar :: Var
92 , applyClosurePVar :: Var
93 , replicatePAIntPrimVar :: Var
94 , upToPAIntPrimVar :: Var
95 , selectPAIntPrimVar :: Var
96 , truesPABoolPrimVar :: Var
98 , replicatePAVar :: Var
101 , combinePAVars :: Array Int Var
102 , liftingContext :: Var
105 sumTyCon :: Int -> Builtins -> TyCon
107 | n >= 2 && n <= mAX_NDP_SUM = sumTyCons bi ! n
108 | otherwise = pprPanic "sumTyCon" (ppr n)
110 prodTyCon :: Int -> Builtins -> TyCon
112 | n == 1 = wrapTyCon bi
113 | n >= 0 && n <= mAX_NDP_PROD = tupleTyCon Boxed n
114 | otherwise = pprPanic "prodTyCon" (ppr n)
116 combinePAVar :: Int -> Builtins -> Var
118 | n >= 2 && n <= mAX_NDP_COMBINE = combinePAVars bi ! n
119 | otherwise = pprPanic "combinePAVar" (ppr n)
121 initBuiltins :: DsM Builtins
124 parrayTyCon <- externalTyCon nDP_PARRAY FSLIT("PArray")
125 paTyCon <- externalTyCon nDP_PARRAY FSLIT("PA")
126 let [paDataCon] = tyConDataCons paTyCon
127 preprTyCon <- externalTyCon nDP_PARRAY FSLIT("PRepr")
128 prTyCon <- externalTyCon nDP_PARRAY FSLIT("PR")
129 let [prDataCon] = tyConDataCons prTyCon
130 parrayIntPrimTyCon <- externalTyCon nDP_PRIM FSLIT("PArray_Int#")
131 parrayBoolPrimTyCon <- externalTyCon nDP_PRIM FSLIT("PArray_Bool#")
132 closureTyCon <- externalTyCon nDP_CLOSURE FSLIT(":->")
134 voidTyCon <- externalTyCon nDP_REPR FSLIT("Void")
135 wrapTyCon <- externalTyCon nDP_REPR FSLIT("Wrap")
136 enumerationTyCon <- externalTyCon nDP_REPR FSLIT("Enumeration")
137 sum_tcs <- mapM (externalTyCon nDP_REPR)
138 [mkFastString ("Sum" ++ show i) | i <- [2..mAX_NDP_SUM]]
140 let sumTyCons = listArray (2, mAX_NDP_SUM) sum_tcs
142 voidVar <- externalVar nDP_REPR FSLIT("void")
143 mkPRVar <- externalVar nDP_PARRAY FSLIT("mkPR")
144 mkClosureVar <- externalVar nDP_CLOSURE FSLIT("mkClosure")
145 applyClosureVar <- externalVar nDP_CLOSURE FSLIT("$:")
146 mkClosurePVar <- externalVar nDP_CLOSURE FSLIT("mkClosureP")
147 applyClosurePVar <- externalVar nDP_CLOSURE FSLIT("$:^")
148 replicatePAIntPrimVar <- externalVar nDP_PRIM FSLIT("replicatePA_Int#")
149 upToPAIntPrimVar <- externalVar nDP_PRIM FSLIT("upToPA_Int#")
150 selectPAIntPrimVar <- externalVar nDP_PRIM FSLIT("selectPA_Int#")
151 truesPABoolPrimVar <- externalVar nDP_PRIM FSLIT("truesPA_Bool#")
152 lengthPAVar <- externalVar nDP_PARRAY FSLIT("lengthPA#")
153 replicatePAVar <- externalVar nDP_PARRAY FSLIT("replicatePA#")
154 emptyPAVar <- externalVar nDP_PARRAY FSLIT("emptyPA")
155 packPAVar <- externalVar nDP_PARRAY FSLIT("packPA#")
157 combines <- mapM (externalVar nDP_PARRAY)
158 [mkFastString ("combine" ++ show i ++ "PA#")
159 | i <- [2..mAX_NDP_COMBINE]]
160 let combinePAVars = listArray (2, mAX_NDP_COMBINE) combines
162 liftingContext <- liftM (\u -> mkSysLocal FSLIT("lc") u intPrimTy)
166 parrayTyCon = parrayTyCon
168 , paDataCon = paDataCon
169 , preprTyCon = preprTyCon
171 , prDataCon = prDataCon
172 , parrayIntPrimTyCon = parrayIntPrimTyCon
173 , parrayBoolPrimTyCon = parrayBoolPrimTyCon
174 , voidTyCon = voidTyCon
175 , wrapTyCon = wrapTyCon
176 , enumerationTyCon = enumerationTyCon
177 , sumTyCons = sumTyCons
178 , closureTyCon = closureTyCon
181 , mkClosureVar = mkClosureVar
182 , applyClosureVar = applyClosureVar
183 , mkClosurePVar = mkClosurePVar
184 , applyClosurePVar = applyClosurePVar
185 , replicatePAIntPrimVar = replicatePAIntPrimVar
186 , upToPAIntPrimVar = upToPAIntPrimVar
187 , selectPAIntPrimVar = selectPAIntPrimVar
188 , truesPABoolPrimVar = truesPABoolPrimVar
189 , lengthPAVar = lengthPAVar
190 , replicatePAVar = replicatePAVar
191 , emptyPAVar = emptyPAVar
192 , packPAVar = packPAVar
193 , combinePAVars = combinePAVars
194 , liftingContext = liftingContext
197 initBuiltinVars :: Builtins -> DsM [(Var, Var)]
200 uvars <- zipWithM externalVar umods ufs
201 vvars <- zipWithM externalVar vmods vfs
202 return $ [(v,v) | v <- map dataConWorkId defaultDataConWorkers]
205 (umods, ufs, vmods, vfs) = unzip4 preludeVars
207 defaultDataConWorkers :: [DataCon]
208 defaultDataConWorkers = [trueDataCon, falseDataCon]
210 preludeVars :: [(Module, FastString, Module, FastString)]
213 mk gHC_PARR FSLIT("mapP") nDP_COMBINATORS FSLIT("mapPA")
214 , mk gHC_PARR FSLIT("zipWithP") nDP_COMBINATORS FSLIT("zipWithPA")
215 , mk gHC_PARR FSLIT("filterP") nDP_COMBINATORS FSLIT("filterPA")
216 , mk gHC_PARR FSLIT("replicateP") nDP_COMBINATORS FSLIT("replicatePA")
217 , mk gHC_PARR FSLIT("!:") nDP_COMBINATORS FSLIT("indexPA")
218 , mk gHC_PARR FSLIT("crossMapP") nDP_COMBINATORS FSLIT("crossMapPA")
220 , mk nDP_PRELUDE_INT FSLIT("plus") nDP_PRELUDE_INT FSLIT("plusV")
221 , mk nDP_PRELUDE_INT FSLIT("minus") nDP_PRELUDE_INT FSLIT("minusV")
222 , mk nDP_PRELUDE_INT FSLIT("mult") nDP_PRELUDE_INT FSLIT("multV")
223 , mk nDP_PRELUDE_INT FSLIT("sumP") nDP_PRELUDE_INT FSLIT("sumPA")
224 , mk nDP_PRELUDE_INT FSLIT("upToP") nDP_PRELUDE_INT FSLIT("upToPA")
226 , mk nDP_PRELUDE_DOUBLE FSLIT("plus") nDP_PRELUDE_DOUBLE FSLIT("plusV")
227 , mk nDP_PRELUDE_DOUBLE FSLIT("minus") nDP_PRELUDE_DOUBLE FSLIT("minusV")
228 , mk nDP_PRELUDE_DOUBLE FSLIT("mult") nDP_PRELUDE_DOUBLE FSLIT("multV")
229 , mk nDP_PRELUDE_DOUBLE FSLIT("sumP") nDP_PRELUDE_DOUBLE FSLIT("sumPA")
232 , mk nDP_PRELUDE_PARR FSLIT("fromPArrayP") nDP_PRELUDE_PARR FSLIT("fromPArrayPA")
237 initBuiltinTyCons :: Builtins -> DsM [(Name, TyCon)]
240 -- parr <- externalTyCon nDP_PRELUDE_PARR FSLIT("PArr")
241 return $ (tyConName funTyCon, closureTyCon bi)
242 : (parrTyConName, parrayTyCon bi)
245 : (tyConName $ parrayTyCon bi, parrayTyCon bi)
247 : [(tyConName tc, tc) | tc <- defaultTyCons]
249 defaultTyCons :: [TyCon]
250 defaultTyCons = [intTyCon, boolTyCon, doubleTyCon]
252 initBuiltinDataCons :: Builtins -> [(Name, DataCon)]
253 initBuiltinDataCons bi = [(dataConName dc, dc)| dc <- defaultDataCons]
255 defaultDataCons :: [DataCon]
256 defaultDataCons = [trueDataCon, falseDataCon]
258 initBuiltinDicts :: [(Name, Module, FastString)] -> DsM [(Name, Var)]
261 dicts <- zipWithM externalVar mods fss
262 return $ zip tcs dicts
264 (tcs, mods, fss) = unzip3 ps
266 initBuiltinPAs = initBuiltinDicts . builtinPAs
268 builtinPAs :: Builtins -> [(Name, Module, FastString)]
271 mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPA_Clo")
272 , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPA_Void")
273 , mk (tyConName $ parrayTyCon bi) nDP_INSTANCES FSLIT("dPA_PArray")
274 , mk unitTyConName nDP_INSTANCES FSLIT("dPA_Unit")
276 , mk intTyConName nDP_INSTANCES FSLIT("dPA_Int")
277 , mk doubleTyConName nDP_INSTANCES FSLIT("dPA_Double")
278 , mk boolTyConName nDP_INSTANCES FSLIT("dPA_Bool")
282 mk name mod fs = (name, mod, fs)
284 tups = map mk_tup [2..3]
285 mk_tup n = mk (tyConName $ tupleTyCon Boxed n)
287 (mkFastString $ "dPA_" ++ show n)
289 initBuiltinPRs = initBuiltinDicts . builtinPRs
291 builtinPRs :: Builtins -> [(Name, Module, FastString)]
294 mk (tyConName unitTyCon) nDP_REPR FSLIT("dPR_Unit")
295 , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPR_Void")
296 , mk (tyConName $ wrapTyCon bi) nDP_REPR FSLIT("dPR_Wrap")
297 , mk (tyConName $ enumerationTyCon bi) nDP_REPR FSLIT("dPR_Enumeration")
298 , mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPR_Clo")
301 , mk intTyConName nDP_INSTANCES FSLIT("dPR_Int")
302 , mk doubleTyConName nDP_INSTANCES FSLIT("dPR_Double")
305 ++ map mk_sum [2..mAX_NDP_SUM]
306 ++ map mk_prod [2..mAX_NDP_PROD]
308 mk name mod fs = (name, mod, fs)
310 mk_sum n = (tyConName $ sumTyCon n bi, nDP_REPR,
311 mkFastString ("dPR_Sum" ++ show n))
313 mk_prod n = (tyConName $ prodTyCon n bi, nDP_REPR,
314 mkFastString ("dPR_" ++ show n))
316 initBuiltinBoxedTyCons :: Builtins -> DsM [(Name, TyCon)]
317 initBuiltinBoxedTyCons = return . builtinBoxedTyCons
319 builtinBoxedTyCons :: Builtins -> [(Name, TyCon)]
320 builtinBoxedTyCons bi =
321 [(tyConName intPrimTyCon, intTyCon)]
323 externalVar :: Module -> FastString -> DsM Var
325 = dsLookupGlobalId =<< lookupOrig mod (mkVarOccFS fs)
327 externalTyCon :: Module -> FastString -> DsM TyCon
329 = dsLookupTyCon =<< lookupOrig mod (mkOccNameFS tcName fs)
331 unitTyConName = tyConName unitTyCon
334 primMethod :: TyCon -> String -> DsM (Maybe Var)
335 primMethod tycon method
336 | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
338 $ dsLookupGlobalId =<< lookupOrig nDP_PRIM (mkVarOcc $ method ++ suffix)
340 | otherwise = return Nothing
342 primPArray :: TyCon -> DsM (Maybe TyCon)
344 | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
346 $ dsLookupTyCon =<< lookupOrig nDP_PRIM (mkOccName tcName $ "PArray" ++ suffix)
348 | otherwise = return Nothing
350 prim_ty_cons = mkNameEnv [mk_prim intPrimTyCon]
352 mk_prim tycon = (tyConName tycon, '_' : getOccString tycon)