module VectBuiltIn (
- Builtins(..), sumTyCon, prodTyCon,
- combinePAVar,
+ Builtins(..), sumTyCon, prodTyCon, prodDataCon,
+ selTy, selReplicate, selPick, selTags, selElements,
+ combinePDVar, scalarZip, closureCtrFun,
initBuiltins, initBuiltinVars, initBuiltinTyCons, initBuiltinDataCons,
initBuiltinPAs, initBuiltinPRs,
- initBuiltinBoxedTyCons,
+ initBuiltinBoxedTyCons, initBuiltinScalars,
primMethod, primPArray
) where
import DsMonad
import IfaceEnv ( lookupOrig )
+import InstEnv
import Module
import DataCon ( DataCon, dataConName, dataConWorkId )
import TyCon ( TyCon, tyConName, tyConDataCons )
+import Class ( Class, classTyCon )
+import CoreSyn ( CoreExpr, Expr(..) )
import Var ( Var )
import Id ( mkSysLocal )
import Name ( Name, getOccString )
import TypeRep ( funTyCon )
import Type ( Type, mkTyConApp )
import TysPrim
-import TysWiredIn ( unitTyCon, unitDataCon,
+import TysWiredIn ( unitDataCon,
tupleTyCon, tupleCon,
- intTyCon, intTyConName,
- doubleTyCon, doubleTyConName,
- boolTyCon, boolTyConName, trueDataCon, falseDataCon,
+ intTyCon,
+ doubleTyCon,
+ boolTyCon, trueDataCon, falseDataCon,
parrTyConName )
-import PrelNames ( gHC_PARR )
+import PrelNames ( word8TyConName, gHC_PARR )
import BasicTypes ( Boxity(..) )
import FastString
mAX_DPH_PROD = 5
mAX_DPH_SUM :: Int
-mAX_DPH_SUM = 3
+mAX_DPH_SUM = 2
mAX_DPH_COMBINE :: Int
mAX_DPH_COMBINE = 2
+mAX_DPH_SCALAR_ARGS :: Int
+mAX_DPH_SCALAR_ARGS = 3
+
data Modules = Modules {
dph_PArray :: Module
, dph_Repr :: Module
, dph_Unboxed :: Module
, dph_Instances :: Module
, dph_Combinators :: Module
+ , dph_Scalar :: Module
+ , dph_Selector :: Module
, dph_Prelude_PArr :: Module
, dph_Prelude_Int :: Module
+ , dph_Prelude_Word8 :: Module
, dph_Prelude_Double :: Module
, dph_Prelude_Bool :: Module
, dph_Prelude_Tuple :: Module
, dph_Unboxed = mk (fsLit "Data.Array.Parallel.Lifted.Unboxed")
, dph_Instances = mk (fsLit "Data.Array.Parallel.Lifted.Instances")
, dph_Combinators = mk (fsLit "Data.Array.Parallel.Lifted.Combinators")
+ , dph_Scalar = mk (fsLit "Data.Array.Parallel.Lifted.Scalar")
+ , dph_Selector = mk (fsLit "Data.Array.Parallel.Lifted.Selector")
, dph_Prelude_PArr = mk (fsLit "Data.Array.Parallel.Prelude.Base.PArr")
, dph_Prelude_Int = mk (fsLit "Data.Array.Parallel.Prelude.Base.Int")
+ , dph_Prelude_Word8 = mk (fsLit "Data.Array.Parallel.Prelude.Base.Word8")
, dph_Prelude_Double = mk (fsLit "Data.Array.Parallel.Prelude.Base.Double")
, dph_Prelude_Bool = mk (fsLit "Data.Array.Parallel.Prelude.Base.Bool")
, dph_Prelude_Tuple = mk (fsLit "Data.Array.Parallel.Prelude.Base.Tuple")
where
mk = mkModule pkg . mkModuleNameFS
+dph_Orphans :: [Modules -> Module]
+dph_Orphans = [dph_Repr, dph_Instances]
data Builtins = Builtins {
dphModules :: Modules
, parrayTyCon :: TyCon
+ , parrayDataCon :: DataCon
+ , pdataTyCon :: TyCon
, paTyCon :: TyCon
, paDataCon :: DataCon
, preprTyCon :: TyCon
, prTyCon :: TyCon
, prDataCon :: DataCon
- , intPrimArrayTy :: Type
, voidTyCon :: TyCon
, wrapTyCon :: TyCon
- , enumerationTyCon :: TyCon
+ , selTys :: Array Int Type
+ , selReplicates :: Array Int CoreExpr
+ , selPicks :: Array Int CoreExpr
+ , selTagss :: Array Int CoreExpr
+ , selEls :: Array (Int, Int) CoreExpr
, sumTyCons :: Array Int TyCon
, closureTyCon :: TyCon
, voidVar :: Var
- , mkPRVar :: Var
- , mkClosureVar :: Var
- , applyClosureVar :: Var
- , mkClosurePVar :: Var
- , applyClosurePVar :: Var
- , replicatePAIntPrimVar :: Var
- , upToPAIntPrimVar :: Var
- , selectPAIntPrimVar :: Var
- , truesPABoolPrimVar :: Var
- , lengthPAVar :: Var
- , replicatePAVar :: Var
- , emptyPAVar :: Var
- , packPAVar :: Var
- , combinePAVars :: Array Int Var
+ , pvoidVar :: Var
+ , fromVoidVar :: Var
+ , punitVar :: Var
+ , closureVar :: Var
+ , applyVar :: Var
+ , liftedClosureVar :: Var
+ , liftedApplyVar :: Var
+ , replicatePDVar :: Var
+ , emptyPDVar :: Var
+ , packByTagPDVar :: Var
+ , combinePDVars :: Array Int Var
+ , scalarClass :: Class
+ , scalarZips :: Array Int Var
+ , closureCtrFuns :: Array Int Var
, liftingContext :: Var
}
+indexBuiltin :: (Ix i, Outputable i) => String -> (Builtins -> Array i a)
+ -> i -> Builtins -> a
+indexBuiltin fn f i bi
+ | inRange (bounds xs) i = xs ! i
+ | otherwise = pprPanic fn (ppr i)
+ where
+ xs = f bi
+
+selTy :: Int -> Builtins -> Type
+selTy = indexBuiltin "selTy" selTys
+
+selReplicate :: Int -> Builtins -> CoreExpr
+selReplicate = indexBuiltin "selReplicate" selReplicates
+
+selPick :: Int -> Builtins -> CoreExpr
+selPick = indexBuiltin "selPick" selPicks
+
+selTags :: Int -> Builtins -> CoreExpr
+selTags = indexBuiltin "selTags" selTagss
+
+selElements :: Int -> Int -> Builtins -> CoreExpr
+selElements i j = indexBuiltin "selElements" selEls (i,j)
+
sumTyCon :: Int -> Builtins -> TyCon
-sumTyCon n bi
- | n >= 2 && n <= mAX_DPH_SUM = sumTyCons bi ! n
- | otherwise = pprPanic "sumTyCon" (ppr n)
+sumTyCon = indexBuiltin "sumTyCon" sumTyCons
prodTyCon :: Int -> Builtins -> TyCon
-prodTyCon n bi
- | n == 1 = wrapTyCon bi
- | n >= 0 && n <= mAX_DPH_PROD = tupleTyCon Boxed n
+prodTyCon n _
+ | n >= 2 && n <= mAX_DPH_PROD = tupleTyCon Boxed n
| otherwise = pprPanic "prodTyCon" (ppr n)
-combinePAVar :: Int -> Builtins -> Var
-combinePAVar n bi
- | n >= 2 && n <= mAX_DPH_COMBINE = combinePAVars bi ! n
- | otherwise = pprPanic "combinePAVar" (ppr n)
+prodDataCon :: Int -> Builtins -> DataCon
+prodDataCon n bi = case tyConDataCons (prodTyCon n bi) of
+ [con] -> con
+ _ -> pprPanic "prodDataCon" (ppr n)
+
+combinePDVar :: Int -> Builtins -> Var
+combinePDVar = indexBuiltin "combinePDVar" combinePDVars
+
+scalarZip :: Int -> Builtins -> Var
+scalarZip = indexBuiltin "scalarZip" scalarZips
+
+closureCtrFun :: Int -> Builtins -> Var
+closureCtrFun = indexBuiltin "closureCtrFun" closureCtrFuns
initBuiltins :: PackageId -> DsM Builtins
initBuiltins pkg
= do
+ mapM_ load dph_Orphans
parrayTyCon <- externalTyCon dph_PArray (fsLit "PArray")
- paTyCon <- externalTyCon dph_PArray (fsLit "PA")
+ let [parrayDataCon] = tyConDataCons parrayTyCon
+ pdataTyCon <- externalTyCon dph_PArray (fsLit "PData")
+ paTyCon <- externalClassTyCon dph_PArray (fsLit "PA")
let [paDataCon] = tyConDataCons paTyCon
preprTyCon <- externalTyCon dph_PArray (fsLit "PRepr")
- prTyCon <- externalTyCon dph_PArray (fsLit "PR")
+ prTyCon <- externalClassTyCon dph_PArray (fsLit "PR")
let [prDataCon] = tyConDataCons prTyCon
- intPrimArrayTy <- externalType dph_Unboxed (fsLit "PArray_Int#")
closureTyCon <- externalTyCon dph_Closure (fsLit ":->")
voidTyCon <- externalTyCon dph_Repr (fsLit "Void")
wrapTyCon <- externalTyCon dph_Repr (fsLit "Wrap")
- enumerationTyCon <- externalTyCon dph_Repr (fsLit "Enumeration")
- sum_tcs <- mapM (externalTyCon dph_Repr)
- [mkFastString ("Sum" ++ show i) | i <- [2..mAX_DPH_SUM]]
-
- let sumTyCons = listArray (2, mAX_DPH_SUM) sum_tcs
+ sel_tys <- mapM (externalType dph_Selector)
+ (numbered "Sel" 2 mAX_DPH_SUM)
+ sel_replicates <- mapM (externalFun dph_Selector)
+ (numbered "replicate" 2 mAX_DPH_SUM)
+ sel_picks <- mapM (externalFun dph_Selector)
+ (numbered "pick" 2 mAX_DPH_SUM)
+ sel_tags <- mapM (externalFun dph_Selector)
+ (numbered "tagsSel" 2 mAX_DPH_SUM)
+ sel_els <- mapM mk_elements
+ [(i,j) | i <- [2..mAX_DPH_SUM], j <- [0..i-1]]
+ sum_tcs <- mapM (externalTyCon dph_Repr)
+ (numbered "Sum" 2 mAX_DPH_SUM)
+
+ let selTys = listArray (2, mAX_DPH_SUM) sel_tys
+ selReplicates = listArray (2, mAX_DPH_SUM) sel_replicates
+ selPicks = listArray (2, mAX_DPH_SUM) sel_picks
+ selTagss = listArray (2, mAX_DPH_SUM) sel_tags
+ selEls = array ((2,0), (mAX_DPH_SUM, mAX_DPH_SUM)) sel_els
+ sumTyCons = listArray (2, mAX_DPH_SUM) sum_tcs
voidVar <- externalVar dph_Repr (fsLit "void")
- mkPRVar <- externalVar dph_PArray (fsLit "mkPR")
- mkClosureVar <- externalVar dph_Closure (fsLit "mkClosure")
- applyClosureVar <- externalVar dph_Closure (fsLit "$:")
- mkClosurePVar <- externalVar dph_Closure (fsLit "mkClosureP")
- applyClosurePVar <- externalVar dph_Closure (fsLit "$:^")
- replicatePAIntPrimVar <- externalVar dph_Unboxed (fsLit "replicatePA_Int#")
- upToPAIntPrimVar <- externalVar dph_Unboxed (fsLit "upToPA_Int#")
- selectPAIntPrimVar <- externalVar dph_Unboxed (fsLit "selectPA_Int#")
- truesPABoolPrimVar <- externalVar dph_Unboxed (fsLit "truesPA_Bool#")
- lengthPAVar <- externalVar dph_PArray (fsLit "lengthPA#")
- replicatePAVar <- externalVar dph_PArray (fsLit "replicatePA#")
- emptyPAVar <- externalVar dph_PArray (fsLit "emptyPA")
- packPAVar <- externalVar dph_PArray (fsLit "packPA#")
+ pvoidVar <- externalVar dph_Repr (fsLit "pvoid")
+ fromVoidVar <- externalVar dph_Repr (fsLit "fromVoid")
+ punitVar <- externalVar dph_Repr (fsLit "punit")
+ closureVar <- externalVar dph_Closure (fsLit "closure")
+ applyVar <- externalVar dph_Closure (fsLit "$:")
+ liftedClosureVar <- externalVar dph_Closure (fsLit "liftedClosure")
+ liftedApplyVar <- externalVar dph_Closure (fsLit "liftedApply")
+ replicatePDVar <- externalVar dph_PArray (fsLit "replicatePD")
+ emptyPDVar <- externalVar dph_PArray (fsLit "emptyPD")
+ packByTagPDVar <- externalVar dph_PArray (fsLit "packByTagPD")
combines <- mapM (externalVar dph_PArray)
- [mkFastString ("combine" ++ show i ++ "PA#")
+ [mkFastString ("combine" ++ show i ++ "PD")
| i <- [2..mAX_DPH_COMBINE]]
- let combinePAVars = listArray (2, mAX_DPH_COMBINE) combines
+ let combinePDVars = listArray (2, mAX_DPH_COMBINE) combines
+
+ scalarClass <- externalClass dph_PArray (fsLit "Scalar")
+ scalar_map <- externalVar dph_Scalar (fsLit "scalar_map")
+ scalar_zip2 <- externalVar dph_Scalar (fsLit "scalar_zipWith")
+ scalar_zips <- mapM (externalVar dph_Scalar)
+ (numbered "scalar_zipWith" 3 mAX_DPH_SCALAR_ARGS)
+ let scalarZips = listArray (1, mAX_DPH_SCALAR_ARGS)
+ (scalar_map : scalar_zip2 : scalar_zips)
+ closures <- mapM (externalVar dph_Closure)
+ (numbered "closure" 1 mAX_DPH_SCALAR_ARGS)
+ let closureCtrFuns = listArray (1, mAX_DPH_COMBINE) closures
liftingContext <- liftM (\u -> mkSysLocal (fsLit "lc") u intPrimTy)
newUnique
return $ Builtins {
dphModules = modules
, parrayTyCon = parrayTyCon
+ , parrayDataCon = parrayDataCon
+ , pdataTyCon = pdataTyCon
, paTyCon = paTyCon
, paDataCon = paDataCon
, preprTyCon = preprTyCon
, prTyCon = prTyCon
, prDataCon = prDataCon
- , intPrimArrayTy = intPrimArrayTy
, voidTyCon = voidTyCon
, wrapTyCon = wrapTyCon
- , enumerationTyCon = enumerationTyCon
+ , selTys = selTys
+ , selReplicates = selReplicates
+ , selPicks = selPicks
+ , selTagss = selTagss
+ , selEls = selEls
, sumTyCons = sumTyCons
, closureTyCon = closureTyCon
, voidVar = voidVar
- , mkPRVar = mkPRVar
- , mkClosureVar = mkClosureVar
- , applyClosureVar = applyClosureVar
- , mkClosurePVar = mkClosurePVar
- , applyClosurePVar = applyClosurePVar
- , replicatePAIntPrimVar = replicatePAIntPrimVar
- , upToPAIntPrimVar = upToPAIntPrimVar
- , selectPAIntPrimVar = selectPAIntPrimVar
- , truesPABoolPrimVar = truesPABoolPrimVar
- , lengthPAVar = lengthPAVar
- , replicatePAVar = replicatePAVar
- , emptyPAVar = emptyPAVar
- , packPAVar = packPAVar
- , combinePAVars = combinePAVars
+ , pvoidVar = pvoidVar
+ , fromVoidVar = fromVoidVar
+ , punitVar = punitVar
+ , closureVar = closureVar
+ , applyVar = applyVar
+ , liftedClosureVar = liftedClosureVar
+ , liftedApplyVar = liftedApplyVar
+ , replicatePDVar = replicatePDVar
+ , emptyPDVar = emptyPDVar
+ , packByTagPDVar = packByTagPDVar
+ , combinePDVars = combinePDVars
+ , scalarClass = scalarClass
+ , scalarZips = scalarZips
+ , closureCtrFuns = closureCtrFuns
, liftingContext = liftingContext
}
where
dph_PArray = dph_PArray
, dph_Repr = dph_Repr
, dph_Closure = dph_Closure
- , dph_Unboxed = dph_Unboxed
+ , dph_Selector = dph_Selector
+ , dph_Scalar = dph_Scalar
})
= dph_Modules pkg
+ load get_mod = dsLoadModule doc mod
+ where
+ mod = get_mod modules
+ doc = ppr mod <+> ptext (sLit "is a DPH module")
+
+ numbered :: String -> Int -> Int -> [FastString]
+ numbered pfx m n = [mkFastString (pfx ++ show i) | i <- [m..n]]
+
+ mk_elements :: (Int, Int) -> DsM ((Int, Int), CoreExpr)
+ mk_elements (i,j)
+ = do
+ v <- externalVar dph_Selector
+ $ mkFastString ("elementsSel" ++ show i ++ "_" ++ show j ++ "#")
+ return ((i,j), Var v)
+
initBuiltinVars :: Builtins -> DsM [(Var, Var)]
initBuiltinVars (Builtins { dphModules = mods })
preludeVars (Modules { dph_Combinators = dph_Combinators
, dph_PArray = dph_PArray
, dph_Prelude_Int = dph_Prelude_Int
+ , dph_Prelude_Word8 = dph_Prelude_Word8
, dph_Prelude_Double = dph_Prelude_Double
, dph_Prelude_Bool = dph_Prelude_Bool
, dph_Prelude_PArr = dph_Prelude_PArr
, mk' dph_Prelude_Int "mod" "modV"
, mk' dph_Prelude_Int "sqrt" "sqrtV"
, mk' dph_Prelude_Int "enumFromToP" "enumFromToPA"
- , mk' dph_Prelude_Int "upToP" "upToPA"
+ -- , mk' dph_Prelude_Int "upToP" "upToPA"
]
++ vars_Ord dph_Prelude_Int
++ vars_Num dph_Prelude_Int
+ ++ vars_Ord dph_Prelude_Word8
+ ++ vars_Num dph_Prelude_Word8
+ ++
+ [ mk' dph_Prelude_Word8 "div" "divV"
+ , mk' dph_Prelude_Word8 "mod" "modV"
+ , mk' dph_Prelude_Word8 "fromInt" "fromIntV"
+ , mk' dph_Prelude_Word8 "toInt" "toIntV"
+ ]
+
++ vars_Ord dph_Prelude_Double
++ vars_Num dph_Prelude_Double
++ vars_Fractional dph_Prelude_Double
initBuiltinTyCons bi
= do
-- parr <- externalTyCon dph_Prelude_PArr (fsLit "PArr")
+ dft_tcs <- defaultTyCons
return $ (tyConName funTyCon, closureTyCon bi)
: (parrTyConName, parrayTyCon bi)
-- FIXME: temporary
: (tyConName $ parrayTyCon bi, parrayTyCon bi)
- : [(tyConName tc, tc) | tc <- defaultTyCons]
+ : [(tyConName tc, tc) | tc <- dft_tcs]
-defaultTyCons :: [TyCon]
-defaultTyCons = [intTyCon, boolTyCon, doubleTyCon]
+defaultTyCons :: DsM [TyCon]
+defaultTyCons
+ = do
+ word8 <- dsLookupTyCon word8TyConName
+ return [intTyCon, boolTyCon, doubleTyCon, word8]
initBuiltinDataCons :: Builtins -> [(Name, DataCon)]
initBuiltinDataCons _ = [(dataConName dc, dc)| dc <- defaultDataCons]
defaultDataCons :: [DataCon]
defaultDataCons = [trueDataCon, falseDataCon, unitDataCon]
-initBuiltinDicts :: [(Name, Module, FastString)] -> DsM [(Name, Var)]
-initBuiltinDicts ps
- = do
- dicts <- zipWithM externalVar mods fss
- return $ zip tcs dicts
- where
- (tcs, mods, fss) = unzip3 ps
+initBuiltinPAs :: Builtins -> (InstEnv, InstEnv) -> DsM [(Name, Var)]
+initBuiltinPAs (Builtins { dphModules = mods }) insts
+ = liftM (initBuiltinDicts insts) (externalClass (dph_PArray mods) (fsLit "PA"))
-initBuiltinPAs :: Builtins -> DsM [(Name, Var)]
-initBuiltinPAs = initBuiltinDicts . builtinPAs
+initBuiltinPRs :: Builtins -> (InstEnv, InstEnv) -> DsM [(Name, Var)]
+initBuiltinPRs (Builtins { dphModules = mods }) insts
+ = liftM (initBuiltinDicts insts) (externalClass (dph_PArray mods) (fsLit "PR"))
-builtinPAs :: Builtins -> [(Name, Module, FastString)]
-builtinPAs bi@(Builtins { dphModules = mods })
- = [
- mk (tyConName $ closureTyCon bi) (dph_Closure mods) (fsLit "dPA_Clo")
- , mk (tyConName $ voidTyCon bi) (dph_Repr mods) (fsLit "dPA_Void")
- , mk (tyConName $ parrayTyCon bi) (dph_Instances mods) (fsLit "dPA_PArray")
- , mk unitTyConName (dph_Instances mods) (fsLit "dPA_Unit")
-
- , mk intTyConName (dph_Instances mods) (fsLit "dPA_Int")
- , mk doubleTyConName (dph_Instances mods) (fsLit "dPA_Double")
- , mk boolTyConName (dph_Instances mods) (fsLit "dPA_Bool")
- ]
- ++ tups
- where
- mk name mod fs = (name, mod, fs)
-
- tups = map mk_tup [2..mAX_DPH_PROD]
- mk_tup n = mk (tyConName $ tupleTyCon Boxed n)
- (dph_Instances mods)
- (mkFastString $ "dPA_" ++ show n)
-
-initBuiltinPRs :: Builtins -> DsM [(Name, Var)]
-initBuiltinPRs = initBuiltinDicts . builtinPRs
-
-builtinPRs :: Builtins -> [(Name, Module, FastString)]
-builtinPRs bi@(Builtins { dphModules = mods }) =
- [
- mk (tyConName unitTyCon) (dph_Repr mods) (fsLit "dPR_Unit")
- , mk (tyConName $ voidTyCon bi) (dph_Repr mods) (fsLit "dPR_Void")
- , mk (tyConName $ wrapTyCon bi) (dph_Repr mods) (fsLit "dPR_Wrap")
- , mk (tyConName $ enumerationTyCon bi) (dph_Repr mods) (fsLit "dPR_Enumeration")
- , mk (tyConName $ closureTyCon bi) (dph_Closure mods) (fsLit "dPR_Clo")
-
- -- temporary
- , mk intTyConName (dph_Instances mods) (fsLit "dPR_Int")
- , mk doubleTyConName (dph_Instances mods) (fsLit "dPR_Double")
- ]
-
- ++ map mk_sum [2..mAX_DPH_SUM]
- ++ map mk_prod [2..mAX_DPH_PROD]
+initBuiltinDicts :: (InstEnv, InstEnv) -> Class -> [(Name, Var)]
+initBuiltinDicts insts cls = map find $ classInstances insts cls
where
- mk name mod fs = (name, mod, fs)
-
- mk_sum n = (tyConName $ sumTyCon n bi, dph_Repr mods,
- mkFastString ("dPR_Sum" ++ show n))
-
- mk_prod n = (tyConName $ prodTyCon n bi, dph_Repr mods,
- mkFastString ("dPR_" ++ show n))
+ find i | [Just tc] <- instanceRoughTcs i = (tc, instanceDFunId i)
+ | otherwise = pprPanic "Invalid DPH instance" (ppr i)
initBuiltinBoxedTyCons :: Builtins -> DsM [(Name, TyCon)]
initBuiltinBoxedTyCons = return . builtinBoxedTyCons
builtinBoxedTyCons _ =
[(tyConName intPrimTyCon, intTyCon)]
+
+initBuiltinScalars :: Builtins -> DsM [Var]
+initBuiltinScalars bi
+ = mapM (uncurry externalVar) (preludeScalars $ dphModules bi)
+
+
+preludeScalars :: Modules -> [(Module, FastString)]
+preludeScalars (Modules { dph_Prelude_Int = dph_Prelude_Int
+ , dph_Prelude_Word8 = dph_Prelude_Word8
+ , dph_Prelude_Double = dph_Prelude_Double
+ })
+ = [
+ mk dph_Prelude_Int "div"
+ , mk dph_Prelude_Int "mod"
+ , mk dph_Prelude_Int "sqrt"
+ ]
+ ++ scalars_Ord dph_Prelude_Int
+ ++ scalars_Num dph_Prelude_Int
+
+ ++ scalars_Ord dph_Prelude_Word8
+ ++ scalars_Num dph_Prelude_Word8
+ ++
+ [ mk dph_Prelude_Word8 "div"
+ , mk dph_Prelude_Word8 "mod"
+ , mk dph_Prelude_Word8 "fromInt"
+ , mk dph_Prelude_Word8 "toInt"
+ ]
+
+ ++ scalars_Ord dph_Prelude_Double
+ ++ scalars_Num dph_Prelude_Double
+ ++ scalars_Fractional dph_Prelude_Double
+ ++ scalars_Floating dph_Prelude_Double
+ ++ scalars_RealFrac dph_Prelude_Double
+ where
+ mk mod s = (mod, fsLit s)
+
+ scalars_Ord mod = [mk mod "=="
+ ,mk mod "/="
+ ,mk mod "<="
+ ,mk mod "<"
+ ,mk mod ">="
+ ,mk mod ">"
+ ,mk mod "min"
+ ,mk mod "max"
+ ]
+
+ scalars_Num mod = [mk mod "+"
+ ,mk mod "-"
+ ,mk mod "*"
+ ,mk mod "negate"
+ ,mk mod "abs"
+ ]
+
+ scalars_Fractional mod = [mk mod "/"
+ ,mk mod "recip"
+ ]
+
+ scalars_Floating mod = [mk mod "pi"
+ ,mk mod "exp"
+ ,mk mod "sqrt"
+ ,mk mod "log"
+ ,mk mod "sin"
+ ,mk mod "tan"
+ ,mk mod "cos"
+ ,mk mod "asin"
+ ,mk mod "atan"
+ ,mk mod "acos"
+ ,mk mod "sinh"
+ ,mk mod "tanh"
+ ,mk mod "cosh"
+ ,mk mod "asinh"
+ ,mk mod "atanh"
+ ,mk mod "acosh"
+ ,mk mod "**"
+ ,mk mod "logBase"
+ ]
+
+ scalars_RealFrac mod = [mk mod "fromInt"
+ ,mk mod "truncate"
+ ,mk mod "round"
+ ,mk mod "ceiling"
+ ,mk mod "floor"
+ ]
+
+
externalVar :: Module -> FastString -> DsM Var
externalVar mod fs
= dsLookupGlobalId =<< lookupOrig mod (mkVarOccFS fs)
+externalFun :: Module -> FastString -> DsM CoreExpr
+externalFun mod fs
+ = do
+ var <- externalVar mod fs
+ return $ Var var
+
externalTyCon :: Module -> FastString -> DsM TyCon
externalTyCon mod fs
= dsLookupTyCon =<< lookupOrig mod (mkTcOccFS fs)
+externalClassTyCon :: Module -> FastString -> DsM TyCon
+externalClassTyCon mod fs = liftM classTyCon (externalClass mod fs)
+
externalType :: Module -> FastString -> DsM Type
externalType mod fs
= do
tycon <- externalTyCon mod fs
return $ mkTyConApp tycon []
-unitTyConName :: Name
-unitTyConName = tyConName unitTyCon
-
+externalClass :: Module -> FastString -> DsM Class
+externalClass mod fs
+ = dsLookupClass =<< lookupOrig mod (mkClsOccFS fs)
primMethod :: TyCon -> String -> Builtins -> DsM (Maybe Var)
primMethod tycon method (Builtins { dphModules = mods })
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