+{-# OPTIONS -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+-- http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
+-- for details
+
module VectBuiltIn (
- Builtins(..),
- initBuiltins, initBuiltinTyCons, initBuiltinPAs, initBuiltinPRs
+ Builtins(..), sumTyCon, prodTyCon,
+ initBuiltins, initBuiltinTyCons, initBuiltinPAs, initBuiltinPRs,
+
+ primMethod, primPArray
) where
#include "HsVersions.h"
import TyCon ( TyCon, tyConName, tyConDataCons )
import Var ( Var )
import Id ( mkSysLocal )
-import Name ( Name )
-import OccName ( mkVarOccFS )
+import Name ( Name, getOccString )
+import NameEnv
+import OccName
import TypeRep ( funTyCon )
-import TysPrim ( intPrimTy )
+import Type ( Type )
+import TysPrim
import TysWiredIn ( unitTyCon, tupleTyCon, intTyConName )
-import PrelNames
+import Module
import BasicTypes ( Boxity(..) )
import FastString
+import Outputable
+import Data.Array
import Control.Monad ( liftM, zipWithM )
+mAX_NDP_PROD :: Int
+mAX_NDP_PROD = 3
+
+mAX_NDP_SUM :: Int
+mAX_NDP_SUM = 3
+
+mkNDPModule :: FastString -> Module
+mkNDPModule m = mkModule ndpPackageId (mkModuleNameFS m)
+
+nDP_PARRAY = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.PArray")
+nDP_REPR = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Repr")
+nDP_CLOSURE = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Closure")
+nDP_PRIM = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Prim")
+nDP_INSTANCES = mkNDPModule FSLIT("Data.Array.Parallel.Lifted.Instances")
+
data Builtins = Builtins {
parrayTyCon :: TyCon
, paTyCon :: TyCon
, preprTyCon :: TyCon
, prTyCon :: TyCon
, prDataCon :: DataCon
- , embedTyCon :: TyCon
- , embedDataCon :: DataCon
- , crossTyCon :: TyCon
- , crossDataCon :: DataCon
- , plusTyCon :: TyCon
- , leftDataCon :: DataCon
- , rightDataCon :: DataCon
+ , parrayIntPrimTyCon :: TyCon
+ , voidTyCon :: TyCon
+ , wrapTyCon :: TyCon
+ , sumTyCons :: Array Int TyCon
, closureTyCon :: TyCon
+ , voidVar :: Var
+ , mkPRVar :: Var
, mkClosureVar :: Var
, applyClosureVar :: Var
, mkClosurePVar :: Var
, applyClosurePVar :: Var
+ , replicatePAIntPrimVar :: Var
+ , upToPAIntPrimVar :: Var
, lengthPAVar :: Var
, replicatePAVar :: Var
, emptyPAVar :: Var
-- , packPAVar :: Var
-- , combinePAVar :: Var
- , intEqPAVar :: Var
, liftingContext :: Var
}
+sumTyCon :: Int -> Builtins -> TyCon
+sumTyCon n bi
+ | n >= 2 && n <= mAX_NDP_SUM = sumTyCons bi ! n
+ | otherwise = pprPanic "sumTyCon" (ppr n)
+
+prodTyCon :: Int -> Builtins -> TyCon
+prodTyCon n bi
+ | n == 1 = wrapTyCon bi
+ | n >= 0 && n <= mAX_NDP_PROD = tupleTyCon Boxed n
+ | otherwise = pprPanic "prodTyCon" (ppr n)
+
initBuiltins :: DsM Builtins
initBuiltins
= do
- parrayTyCon <- dsLookupTyCon parrayTyConName
- paTyCon <- dsLookupTyCon paTyConName
+ parrayTyCon <- externalTyCon nDP_PARRAY FSLIT("PArray")
+ paTyCon <- externalTyCon nDP_PARRAY FSLIT("PA")
let [paDataCon] = tyConDataCons paTyCon
- preprTyCon <- dsLookupTyCon preprTyConName
- prTyCon <- dsLookupTyCon prTyConName
+ preprTyCon <- externalTyCon nDP_PARRAY FSLIT("PRepr")
+ prTyCon <- externalTyCon nDP_PARRAY FSLIT("PR")
let [prDataCon] = tyConDataCons prTyCon
- embedTyCon <- dsLookupTyCon embedTyConName
- let [embedDataCon] = tyConDataCons embedTyCon
- crossTyCon <- dsLookupTyCon ndpCrossTyConName
- let [crossDataCon] = tyConDataCons crossTyCon
- plusTyCon <- dsLookupTyCon ndpPlusTyConName
- let [leftDataCon, rightDataCon] = tyConDataCons plusTyCon
- closureTyCon <- dsLookupTyCon closureTyConName
-
- mkClosureVar <- dsLookupGlobalId mkClosureName
- applyClosureVar <- dsLookupGlobalId applyClosureName
- mkClosurePVar <- dsLookupGlobalId mkClosurePName
- applyClosurePVar <- dsLookupGlobalId applyClosurePName
- lengthPAVar <- dsLookupGlobalId lengthPAName
- replicatePAVar <- dsLookupGlobalId replicatePAName
- emptyPAVar <- dsLookupGlobalId emptyPAName
+ parrayIntPrimTyCon <- externalTyCon nDP_PRIM FSLIT("PArray_Int#")
+ closureTyCon <- externalTyCon nDP_CLOSURE FSLIT(":->")
+
+ voidTyCon <- externalTyCon nDP_REPR FSLIT("Void")
+ wrapTyCon <- externalTyCon nDP_REPR FSLIT("Wrap")
+ sum_tcs <- mapM (externalTyCon nDP_REPR)
+ [mkFastString ("Sum" ++ show i) | i <- [2..mAX_NDP_SUM]]
+
+ let sumTyCons = listArray (2, mAX_NDP_SUM) sum_tcs
+
+ voidVar <- externalVar nDP_REPR FSLIT("void")
+ mkPRVar <- externalVar nDP_PARRAY FSLIT("mkPR")
+ mkClosureVar <- externalVar nDP_CLOSURE FSLIT("mkClosure")
+ applyClosureVar <- externalVar nDP_CLOSURE FSLIT("$:")
+ mkClosurePVar <- externalVar nDP_CLOSURE FSLIT("mkClosureP")
+ applyClosurePVar <- externalVar nDP_CLOSURE FSLIT("$:^")
+ replicatePAIntPrimVar <- externalVar nDP_PRIM FSLIT("replicatePA_Int#")
+ upToPAIntPrimVar <- externalVar nDP_PRIM FSLIT("upToPA_Int#")
+ lengthPAVar <- externalVar nDP_PARRAY FSLIT("lengthPA")
+ replicatePAVar <- externalVar nDP_PARRAY FSLIT("replicatePA")
+ emptyPAVar <- externalVar nDP_PARRAY FSLIT("emptyPA")
-- packPAVar <- dsLookupGlobalId packPAName
-- combinePAVar <- dsLookupGlobalId combinePAName
- intEqPAVar <- dsLookupGlobalId intEqPAName
liftingContext <- liftM (\u -> mkSysLocal FSLIT("lc") u intPrimTy)
newUnique
, preprTyCon = preprTyCon
, prTyCon = prTyCon
, prDataCon = prDataCon
- , embedTyCon = embedTyCon
- , embedDataCon = embedDataCon
- , crossTyCon = crossTyCon
- , crossDataCon = crossDataCon
- , plusTyCon = plusTyCon
- , leftDataCon = leftDataCon
- , rightDataCon = rightDataCon
+ , parrayIntPrimTyCon = parrayIntPrimTyCon
+ , voidTyCon = voidTyCon
+ , wrapTyCon = wrapTyCon
+ , sumTyCons = sumTyCons
, closureTyCon = closureTyCon
+ , voidVar = voidVar
+ , mkPRVar = mkPRVar
, mkClosureVar = mkClosureVar
, applyClosureVar = applyClosureVar
, mkClosurePVar = mkClosurePVar
, applyClosurePVar = applyClosurePVar
+ , replicatePAIntPrimVar = replicatePAIntPrimVar
+ , upToPAIntPrimVar = upToPAIntPrimVar
, lengthPAVar = lengthPAVar
, replicatePAVar = replicatePAVar
, emptyPAVar = emptyPAVar
-- , packPAVar = packPAVar
-- , combinePAVar = combinePAVar
- , intEqPAVar = intEqPAVar
, liftingContext = liftingContext
}
-initBuiltinTyCons :: DsM [(Name, TyCon)]
-initBuiltinTyCons
- = do
- vects <- sequence vs
- return (zip origs vects)
- where
- (origs, vs) = unzip builtinTyCons
-
-builtinTyCons :: [(Name, DsM TyCon)]
-builtinTyCons = [(tyConName funTyCon, dsLookupTyCon closureTyConName)]
+initBuiltinTyCons :: Builtins -> [(Name, TyCon)]
+initBuiltinTyCons bi = [(tyConName funTyCon, closureTyCon bi)]
initBuiltinDicts :: [(Name, Module, FastString)] -> DsM [(Name, Var)]
initBuiltinDicts ps
= do
- dicts <- zipWithM lookupExternalVar mods fss
+ dicts <- zipWithM externalVar mods fss
return $ zip tcs dicts
where
(tcs, mods, fss) = unzip3 ps
-initBuiltinPAs = initBuiltinDicts builtinPAs
+initBuiltinPAs = initBuiltinDicts . builtinPAs
-builtinPAs :: [(Name, Module, FastString)]
-builtinPAs = [
- mk closureTyConName nDP_CLOSURE FSLIT("dPA_Clo")
- , mk unitTyConName nDP_PARRAY FSLIT("dPA_Unit")
+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 unitTyConName nDP_INSTANCES FSLIT("dPA_Unit")
- , mk intTyConName nDP_INSTANCES FSLIT("dPA_Int")
- ]
- ++ tups
+ , mk intTyConName nDP_INSTANCES FSLIT("dPA_Int")
+ ]
+ ++ tups
where
mk name mod fs = (name, mod, fs)
nDP_INSTANCES
(mkFastString $ "dPA_" ++ show n)
-initBuiltinPRs = initBuiltinDicts builtinPRs
+initBuiltinPRs = initBuiltinDicts . builtinPRs
-builtinPRs :: [(Name, Module, FastString)]
-builtinPRs = [
- mk (tyConName unitTyCon) nDP_PARRAY FSLIT("dPR_Unit")
- , mk ndpCrossTyConName nDP_PARRAY FSLIT("dPR_Cross")
- , mk ndpPlusTyConName nDP_PARRAY FSLIT("dPR_Plus")
- , mk embedTyConName nDP_PARRAY FSLIT("dPR_Embed")
- , mk closureTyConName nDP_CLOSURE FSLIT("dPR_Clo")
+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 $ closureTyCon bi) nDP_CLOSURE FSLIT("dPR_Clo")
- -- temporary
- , mk intTyConName nDP_INSTANCES FSLIT("dPR_Int")
- ]
+ -- 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)
-lookupExternalVar :: Module -> FastString -> DsM Var
-lookupExternalVar 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))
+
+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
+
+prim_ty_cons = mkNameEnv [mk_prim intPrimTyCon]
+ where
+ mk_prim tycon = (tyConName tycon, '_' : getOccString tycon)
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