-- for details
module VectBuiltIn (
- Builtins(..), sumTyCon, prodTyCon,
+ Builtins(..), sumTyCon, prodTyCon, combinePAVar,
initBuiltins, initBuiltinTyCons, initBuiltinPAs, initBuiltinPRs,
primMethod, primPArray
mAX_NDP_SUM :: Int
mAX_NDP_SUM = 3
+mAX_NDP_COMBINE :: Int
+mAX_NDP_COMBINE = 2
+
mkNDPModule :: FastString -> Module
mkNDPModule m = mkModule ndpPackageId (mkModuleNameFS m)
, replicatePAVar :: Var
, emptyPAVar :: Var
, packPAVar :: Var
- -- , combinePAVar :: Var
+ , combinePAVars :: Array Int Var
, liftingContext :: Var
}
| n >= 0 && n <= mAX_NDP_PROD = tupleTyCon Boxed n
| otherwise = pprPanic "prodTyCon" (ppr n)
+combinePAVar :: Int -> Builtins -> Var
+combinePAVar n bi
+ | n >= 2 && n <= mAX_NDP_COMBINE = combinePAVars bi ! n
+ | otherwise = pprPanic "combinePAVar" (ppr n)
+
initBuiltins :: DsM Builtins
initBuiltins
= do
replicatePAVar <- externalVar nDP_PARRAY FSLIT("replicatePA")
emptyPAVar <- externalVar nDP_PARRAY FSLIT("emptyPA")
packPAVar <- externalVar nDP_PARRAY FSLIT("packPA")
- -- combinePAVar <- dsLookupGlobalId combinePAName
+
+ combines <- mapM (externalVar nDP_PARRAY)
+ [mkFastString ("combine" ++ show i ++ "PA")
+ | i <- [2..mAX_NDP_COMBINE]]
+ let combinePAVars = listArray (2, mAX_NDP_COMBINE) combines
liftingContext <- liftM (\u -> mkSysLocal FSLIT("lc") u intPrimTy)
newUnique
, replicatePAVar = replicatePAVar
, emptyPAVar = emptyPAVar
, packPAVar = packPAVar
- -- , combinePAVar = combinePAVar
+ , combinePAVars = combinePAVars
, liftingContext = liftingContext
}
cloneName, cloneId, cloneVar,
newExportedVar, newLocalVar, newDummyVar, newTyVar,
- Builtins(..), sumTyCon, prodTyCon,
+ Builtins(..), sumTyCon, prodTyCon, combinePAVar,
builtin, builtins,
GlobalEnv(..),
parrayReprTyCon, parrayReprDataCon, mkVScrut,
prDFunOfTyCon,
paDictArgType, paDictOfType, paDFunType,
- paMethod, mkPR, lengthPA, replicatePA, emptyPA, packPA, liftPA,
+ paMethod, mkPR, lengthPA, replicatePA, emptyPA, packPA, combinePA, liftPA,
polyAbstract, polyApply, polyVApply,
hoistBinding, hoistExpr, hoistPolyVExpr, takeHoisted,
buildClosure, buildClosures,
packPA ty xs len sel = liftM (`mkApps` [len, sel])
(paMethod pa_pack ty)
+combinePA :: Type -> CoreExpr -> CoreExpr -> CoreExpr -> [CoreExpr]
+ -> VM CoreExpr
+combinePA ty len sel is xs
+ = liftM (`mkApps` (len : sel : is : xs))
+ (paMethod (combinePAVar n, "combine" ++ show n ++ "PA") ty)
+ where
+ n = length xs
+
liftPA :: CoreExpr -> VM CoreExpr
liftPA x
= do