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, unitDataCon,
36 intTyCon, intTyConName,
37 doubleTyCon, doubleTyConName,
38 boolTyCon, boolTyConName, trueDataCon, falseDataCon,
39 parrTyCon, parrTyConName )
40 import PrelNames ( gHC_PARR )
42 import BasicTypes ( Boxity(..) )
48 import Control.Monad ( liftM, zipWithM )
49 import Data.List ( unzip4 )
57 mAX_NDP_COMBINE :: Int
60 mkNDPModule :: FastString -> Module
61 mkNDPModule m = mkModule ndpPackageId (mkModuleNameFS m)
63 nDP_PARRAY = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.PArray")
64 nDP_REPR = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Repr")
65 nDP_CLOSURE = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Closure")
66 nDP_UNBOXED = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Unboxed")
67 nDP_INSTANCES = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Instances")
68 nDP_COMBINATORS = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Combinators")
70 nDP_PRELUDE_PARR = mkNDPModule FSLIT("Data.Array.Parallel.Prelude.Base.PArr")
71 nDP_PRELUDE_INT = mkNDPModule FSLIT("Data.Array.Parallel.Prelude.Base.Int")
72 nDP_PRELUDE_DOUBLE = mkNDPModule FSLIT("Data.Array.Parallel.Prelude.Base.Double")
74 data Builtins = Builtins {
77 , paDataCon :: DataCon
80 , prDataCon :: DataCon
81 , parrayIntPrimTyCon :: 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_UNBOXED FSLIT("PArray_Int#")
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_UNBOXED FSLIT("replicatePA_Int#")
148 upToPAIntPrimVar <- externalVar nDP_UNBOXED FSLIT("upToPA_Int#")
149 selectPAIntPrimVar <- externalVar nDP_UNBOXED FSLIT("selectPA_Int#")
150 truesPABoolPrimVar <- externalVar nDP_UNBOXED 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 , voidTyCon = voidTyCon
173 , wrapTyCon = wrapTyCon
174 , enumerationTyCon = enumerationTyCon
175 , sumTyCons = sumTyCons
176 , closureTyCon = closureTyCon
179 , mkClosureVar = mkClosureVar
180 , applyClosureVar = applyClosureVar
181 , mkClosurePVar = mkClosurePVar
182 , applyClosurePVar = applyClosurePVar
183 , replicatePAIntPrimVar = replicatePAIntPrimVar
184 , upToPAIntPrimVar = upToPAIntPrimVar
185 , selectPAIntPrimVar = selectPAIntPrimVar
186 , truesPABoolPrimVar = truesPABoolPrimVar
187 , lengthPAVar = lengthPAVar
188 , replicatePAVar = replicatePAVar
189 , emptyPAVar = emptyPAVar
190 , packPAVar = packPAVar
191 , combinePAVars = combinePAVars
192 , liftingContext = liftingContext
195 initBuiltinVars :: Builtins -> DsM [(Var, Var)]
198 uvars <- zipWithM externalVar umods ufs
199 vvars <- zipWithM externalVar vmods vfs
200 return $ [(v,v) | v <- map dataConWorkId defaultDataConWorkers]
203 (umods, ufs, vmods, vfs) = unzip4 preludeVars
205 defaultDataConWorkers :: [DataCon]
206 defaultDataConWorkers = [trueDataCon, falseDataCon, unitDataCon]
208 preludeVars :: [(Module, FastString, Module, FastString)]
211 mk gHC_PARR FSLIT("mapP") nDP_COMBINATORS FSLIT("mapPA")
212 , mk gHC_PARR FSLIT("zipWithP") nDP_COMBINATORS FSLIT("zipWithPA")
213 , mk gHC_PARR FSLIT("zipP") nDP_COMBINATORS FSLIT("zipPA")
214 , mk gHC_PARR FSLIT("filterP") nDP_COMBINATORS FSLIT("filterPA")
215 , mk gHC_PARR FSLIT("lengthP") nDP_COMBINATORS FSLIT("lengthPA")
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")
219 , mk gHC_PARR FSLIT("singletonP") nDP_COMBINATORS FSLIT("singletonPA")
220 , mk gHC_PARR FSLIT("concatP") nDP_COMBINATORS FSLIT("concatPA")
221 , mk gHC_PARR FSLIT("+:+") nDP_COMBINATORS FSLIT("appPA")
223 , mk nDP_PRELUDE_INT FSLIT("plus") nDP_PRELUDE_INT FSLIT("plusV")
224 , mk nDP_PRELUDE_INT FSLIT("minus") nDP_PRELUDE_INT FSLIT("minusV")
225 , mk nDP_PRELUDE_INT FSLIT("mult") nDP_PRELUDE_INT FSLIT("multV")
226 , mk nDP_PRELUDE_INT FSLIT("sumP") nDP_PRELUDE_INT FSLIT("sumPA")
227 , mk nDP_PRELUDE_INT FSLIT("upToP") nDP_PRELUDE_INT FSLIT("upToPA")
229 , mk nDP_PRELUDE_INT FSLIT("eq") nDP_PRELUDE_INT FSLIT("eqV")
230 , mk nDP_PRELUDE_INT FSLIT("neq") nDP_PRELUDE_INT FSLIT("neqV")
231 , mk nDP_PRELUDE_INT FSLIT("le") nDP_PRELUDE_INT FSLIT("leV")
232 , mk nDP_PRELUDE_INT FSLIT("lt") nDP_PRELUDE_INT FSLIT("ltV")
233 , mk nDP_PRELUDE_INT FSLIT("ge") nDP_PRELUDE_INT FSLIT("geV")
234 , mk nDP_PRELUDE_INT FSLIT("gt") nDP_PRELUDE_INT FSLIT("gtV")
236 , mk nDP_PRELUDE_DOUBLE FSLIT("plus") nDP_PRELUDE_DOUBLE FSLIT("plusV")
237 , mk nDP_PRELUDE_DOUBLE FSLIT("minus") nDP_PRELUDE_DOUBLE FSLIT("minusV")
238 , mk nDP_PRELUDE_DOUBLE FSLIT("mult") nDP_PRELUDE_DOUBLE FSLIT("multV")
239 , mk nDP_PRELUDE_DOUBLE FSLIT("sumP") nDP_PRELUDE_DOUBLE FSLIT("sumPA")
240 , mk nDP_PRELUDE_DOUBLE FSLIT("minIndexP")
241 nDP_PRELUDE_DOUBLE FSLIT("minIndexPA")
242 , mk nDP_PRELUDE_DOUBLE FSLIT("maxIndexP")
243 nDP_PRELUDE_DOUBLE FSLIT("maxIndexPA")
245 , mk nDP_PRELUDE_DOUBLE FSLIT("eq") nDP_PRELUDE_DOUBLE FSLIT("eqV")
246 , mk nDP_PRELUDE_DOUBLE FSLIT("neq") nDP_PRELUDE_DOUBLE FSLIT("neqV")
247 , mk nDP_PRELUDE_DOUBLE FSLIT("le") nDP_PRELUDE_DOUBLE FSLIT("leV")
248 , mk nDP_PRELUDE_DOUBLE FSLIT("lt") nDP_PRELUDE_DOUBLE FSLIT("ltV")
249 , mk nDP_PRELUDE_DOUBLE FSLIT("ge") nDP_PRELUDE_DOUBLE FSLIT("geV")
250 , mk nDP_PRELUDE_DOUBLE FSLIT("gt") nDP_PRELUDE_DOUBLE FSLIT("gtV")
253 , mk nDP_PRELUDE_PARR FSLIT("fromPArrayP") nDP_PRELUDE_PARR FSLIT("fromPArrayPA")
254 , mk nDP_PRELUDE_PARR FSLIT("toPArrayP") nDP_PRELUDE_PARR FSLIT("toPArrayPA")
255 , mk nDP_PRELUDE_PARR FSLIT("fromNestedPArrayP") nDP_PRELUDE_PARR FSLIT("fromNestedPArrayPA")
260 initBuiltinTyCons :: Builtins -> DsM [(Name, TyCon)]
263 -- parr <- externalTyCon nDP_PRELUDE_PARR FSLIT("PArr")
264 return $ (tyConName funTyCon, closureTyCon bi)
265 : (parrTyConName, parrayTyCon bi)
268 : (tyConName $ parrayTyCon bi, parrayTyCon bi)
270 : [(tyConName tc, tc) | tc <- defaultTyCons]
272 defaultTyCons :: [TyCon]
273 defaultTyCons = [intTyCon, boolTyCon, doubleTyCon]
275 initBuiltinDataCons :: Builtins -> [(Name, DataCon)]
276 initBuiltinDataCons bi = [(dataConName dc, dc)| dc <- defaultDataCons]
278 defaultDataCons :: [DataCon]
279 defaultDataCons = [trueDataCon, falseDataCon, unitDataCon]
281 initBuiltinDicts :: [(Name, Module, FastString)] -> DsM [(Name, Var)]
284 dicts <- zipWithM externalVar mods fss
285 return $ zip tcs dicts
287 (tcs, mods, fss) = unzip3 ps
289 initBuiltinPAs = initBuiltinDicts . builtinPAs
291 builtinPAs :: Builtins -> [(Name, Module, FastString)]
294 mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPA_Clo")
295 , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPA_Void")
296 , mk (tyConName $ parrayTyCon bi) nDP_INSTANCES FSLIT("dPA_PArray")
297 , mk unitTyConName nDP_INSTANCES FSLIT("dPA_Unit")
299 , mk intTyConName nDP_INSTANCES FSLIT("dPA_Int")
300 , mk doubleTyConName nDP_INSTANCES FSLIT("dPA_Double")
301 , mk boolTyConName nDP_INSTANCES FSLIT("dPA_Bool")
305 mk name mod fs = (name, mod, fs)
307 tups = map mk_tup [2..3]
308 mk_tup n = mk (tyConName $ tupleTyCon Boxed n)
310 (mkFastString $ "dPA_" ++ show n)
312 initBuiltinPRs = initBuiltinDicts . builtinPRs
314 builtinPRs :: Builtins -> [(Name, Module, FastString)]
317 mk (tyConName unitTyCon) nDP_REPR FSLIT("dPR_Unit")
318 , mk (tyConName $ voidTyCon bi) nDP_REPR FSLIT("dPR_Void")
319 , mk (tyConName $ wrapTyCon bi) nDP_REPR FSLIT("dPR_Wrap")
320 , mk (tyConName $ enumerationTyCon bi) nDP_REPR FSLIT("dPR_Enumeration")
321 , mk (tyConName $ closureTyCon bi) nDP_CLOSURE FSLIT("dPR_Clo")
324 , mk intTyConName nDP_INSTANCES FSLIT("dPR_Int")
325 , mk doubleTyConName nDP_INSTANCES FSLIT("dPR_Double")
328 ++ map mk_sum [2..mAX_NDP_SUM]
329 ++ map mk_prod [2..mAX_NDP_PROD]
331 mk name mod fs = (name, mod, fs)
333 mk_sum n = (tyConName $ sumTyCon n bi, nDP_REPR,
334 mkFastString ("dPR_Sum" ++ show n))
336 mk_prod n = (tyConName $ prodTyCon n bi, nDP_REPR,
337 mkFastString ("dPR_" ++ show n))
339 initBuiltinBoxedTyCons :: Builtins -> DsM [(Name, TyCon)]
340 initBuiltinBoxedTyCons = return . builtinBoxedTyCons
342 builtinBoxedTyCons :: Builtins -> [(Name, TyCon)]
343 builtinBoxedTyCons bi =
344 [(tyConName intPrimTyCon, intTyCon)]
346 externalVar :: Module -> FastString -> DsM Var
348 = dsLookupGlobalId =<< lookupOrig mod (mkVarOccFS fs)
350 externalTyCon :: Module -> FastString -> DsM TyCon
352 = dsLookupTyCon =<< lookupOrig mod (mkOccNameFS tcName fs)
354 unitTyConName = tyConName unitTyCon
357 primMethod :: TyCon -> String -> DsM (Maybe Var)
358 primMethod tycon method
359 | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
361 $ dsLookupGlobalId =<< lookupOrig nDP_UNBOXED (mkVarOcc $ method ++ suffix)
363 | otherwise = return Nothing
365 primPArray :: TyCon -> DsM (Maybe TyCon)
367 | Just suffix <- lookupNameEnv prim_ty_cons (tyConName tycon)
369 $ dsLookupTyCon =<< lookupOrig nDP_UNBOXED (mkOccName tcName $ "PArray" ++ suffix)
371 | otherwise = return Nothing
373 prim_ty_cons = mkNameEnv [mk_prim intPrimTyCon]
375 mk_prim tycon = (tyConName tycon, '_' : getOccString tycon)