noV, tryV, maybeV, traceMaybeV, orElseV, fixV, localV, closedV, initV,
liftDs,
- cloneName, cloneId,
+ cloneName, cloneId, cloneVar,
newExportedVar, newLocalVar, newDummyVar, newTyVar,
- Builtins(..),
- builtin,
+ Builtins(..), sumTyCon, prodTyCon, uarrTy, intPrimArrayTy,
+ combinePAVar,
+ builtin, builtins,
GlobalEnv(..),
setFamInstEnv,
lookupVar, defGlobalVar,
lookupTyCon, defTyCon,
lookupDataCon, defDataCon,
- lookupTyConPA, defTyConPA, defTyConPAs, defTyConBuiltinPAs,
+ lookupTyConPA, defTyConPA, defTyConPAs,
+ lookupTyConPR,
+ lookupBoxedTyCon,
+ lookupPrimMethod, lookupPrimPArray,
lookupTyVarPA, defLocalTyVar, defLocalTyVarWithPA, localTyVars,
{-lookupInst,-} lookupFamInst
#include "HsVersions.h"
+import VectBuiltIn
+
import HscTypes
import CoreSyn
import TyCon
import Var
import VarEnv
import Id
-import OccName
import Name
import NameEnv
-import TysPrim ( intPrimTy )
-import Module
-import IfaceEnv
+import IOEnv ( liftIO )
import DsMonad
-import PrelNames
import InstEnv
import FamInstEnv
-import Panic
import Outputable
import FastString
import SrcLoc ( noSrcSpan )
-import Control.Monad ( liftM, zipWithM )
+import Control.Monad
data Scope a b = Global a | Local b
-- ----------------------------------------------------------------------------
-- Vectorisation monad
-data Builtins = Builtins {
- parrayTyCon :: TyCon
- , paTyCon :: TyCon
- , paDataCon :: DataCon
- , preprTyCon :: TyCon
- , embedTyCon :: TyCon
- , embedDataCon :: DataCon
- , crossTyCon :: TyCon
- , crossDataCon :: DataCon
- , plusTyCon :: TyCon
- , leftDataCon :: DataCon
- , rightDataCon :: DataCon
- , closureTyCon :: TyCon
- , mkClosureVar :: Var
- , applyClosureVar :: Var
- , mkClosurePVar :: Var
- , applyClosurePVar :: Var
- , lengthPAVar :: Var
- , replicatePAVar :: Var
- , emptyPAVar :: Var
- -- , packPAVar :: Var
- -- , combinePAVar :: Var
- , intEqPAVar :: Var
- , liftingContext :: Var
- }
-
-initBuiltins :: DsM Builtins
-initBuiltins
- = do
- parrayTyCon <- dsLookupTyCon parrayTyConName
- paTyCon <- dsLookupTyCon paTyConName
- let [paDataCon] = tyConDataCons paTyCon
- preprTyCon <- dsLookupTyCon preprTyConName
- 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
- -- packPAVar <- dsLookupGlobalId packPAName
- -- combinePAVar <- dsLookupGlobalId combinePAName
- intEqPAVar <- dsLookupGlobalId intEqPAName
-
- liftingContext <- liftM (\u -> mkSysLocal FSLIT("lc") u intPrimTy)
- newUnique
-
- return $ Builtins {
- parrayTyCon = parrayTyCon
- , paTyCon = paTyCon
- , paDataCon = paDataCon
- , preprTyCon = preprTyCon
- , embedTyCon = embedTyCon
- , embedDataCon = embedDataCon
- , crossTyCon = crossTyCon
- , crossDataCon = crossDataCon
- , plusTyCon = plusTyCon
- , leftDataCon = leftDataCon
- , rightDataCon = rightDataCon
- , closureTyCon = closureTyCon
- , mkClosureVar = mkClosureVar
- , applyClosureVar = applyClosureVar
- , mkClosurePVar = mkClosurePVar
- , applyClosurePVar = applyClosurePVar
- , lengthPAVar = lengthPAVar
- , replicatePAVar = replicatePAVar
- , emptyPAVar = emptyPAVar
- -- , packPAVar = packPAVar
- -- , combinePAVar = combinePAVar
- , intEqPAVar = intEqPAVar
- , liftingContext = liftingContext
- }
-
data GlobalEnv = GlobalEnv {
-- Mapping from global variables to their vectorised versions.
--
--
, global_pa_funs :: NameEnv Var
+ -- Mapping from TyCons to their PR dfuns
+ , global_pr_funs :: NameEnv Var
+
+ -- Mapping from unboxed TyCons to their boxed versions
+ , global_boxed_tycons :: NameEnv TyCon
+
-- External package inst-env & home-package inst-env for class
-- instances
--
-- Local binding name
, local_bind_name :: FastString
}
-
-initGlobalEnv :: VectInfo -> (InstEnv, InstEnv) -> FamInstEnvs -> Builtins
- -> GlobalEnv
-initGlobalEnv info instEnvs famInstEnvs bi
+initGlobalEnv :: VectInfo -> (InstEnv, InstEnv) -> FamInstEnvs -> GlobalEnv
+initGlobalEnv info instEnvs famInstEnvs
= GlobalEnv {
global_vars = mapVarEnv snd $ vectInfoVar info
, global_exported_vars = emptyVarEnv
- , global_tycons = extendNameEnv (mapNameEnv snd (vectInfoTyCon info))
- (tyConName funTyCon) (closureTyCon bi)
-
+ , global_tycons = mapNameEnv snd $ vectInfoTyCon info
, global_datacons = mapNameEnv snd $ vectInfoDataCon info
, global_pa_funs = mapNameEnv snd $ vectInfoPADFun info
+ , global_pr_funs = emptyNameEnv
+ , global_boxed_tycons = emptyNameEnv
, global_inst_env = instEnvs
, global_fam_inst_env = famInstEnvs
, global_bindings = []
}
+extendImportedVarsEnv :: [(Var, Var)] -> GlobalEnv -> GlobalEnv
+extendImportedVarsEnv ps genv
+ = genv { global_vars = extendVarEnvList (global_vars genv) ps }
+
setFamInstEnv :: FamInstEnv -> GlobalEnv -> GlobalEnv
setFamInstEnv l_fam_inst genv
= genv { global_fam_inst_env = (g_fam_inst, l_fam_inst) }
where
(g_fam_inst, _) = global_fam_inst_env genv
+extendTyConsEnv :: [(Name, TyCon)] -> GlobalEnv -> GlobalEnv
+extendTyConsEnv ps genv
+ = genv { global_tycons = extendNameEnvList (global_tycons genv) ps }
+
+extendDataConsEnv :: [(Name, DataCon)] -> GlobalEnv -> GlobalEnv
+extendDataConsEnv ps genv
+ = genv { global_datacons = extendNameEnvList (global_datacons genv) ps }
+
+extendPAFunsEnv :: [(Name, Var)] -> GlobalEnv -> GlobalEnv
+extendPAFunsEnv ps genv
+ = genv { global_pa_funs = extendNameEnvList (global_pa_funs genv) ps }
+
+setPRFunsEnv :: [(Name, Var)] -> GlobalEnv -> GlobalEnv
+setPRFunsEnv ps genv
+ = genv { global_pr_funs = mkNameEnv ps }
+
+setBoxedTyConsEnv :: [(Name, TyCon)] -> GlobalEnv -> GlobalEnv
+setBoxedTyConsEnv ps genv
+ = genv { global_boxed_tycons = mkNameEnv ps }
+
+emptyLocalEnv :: LocalEnv
emptyLocalEnv = LocalEnv {
local_vars = emptyVarEnv
, local_tyvars = []
, local_tyvar_pa = emptyVarEnv
- , local_bind_name = FSLIT("fn")
+ , local_bind_name = fsLit "fn"
}
-- FIXME
newtype VM a = VM { runVM :: Builtins -> GlobalEnv -> LocalEnv -> DsM (VResult a) }
instance Monad VM where
- return x = VM $ \bi genv lenv -> return (Yes genv lenv x)
+ return x = VM $ \_ genv lenv -> return (Yes genv lenv x)
VM p >>= f = VM $ \bi genv lenv -> do
r <- p bi genv lenv
case r of
fixV :: (a -> VM a) -> VM a
fixV f = VM (\bi genv lenv -> fixDs $ \r -> runVM (f (unYes r)) bi genv lenv )
where
+ -- NOTE: It is essential that we are lazy in r above so do not replace
+ -- calls to this function by an explicit case.
unYes (Yes _ _ x) = x
+ unYes No = panic "VectMonad.fixV: no result"
localV :: VM a -> VM a
localV p = do
return x
liftDs :: DsM a -> VM a
-liftDs p = VM $ \bi genv lenv -> do { x <- p; return (Yes genv lenv x) }
+liftDs p = VM $ \_ genv lenv -> do { x <- p; return (Yes genv lenv x) }
builtin :: (Builtins -> a) -> VM a
builtin f = VM $ \bi genv lenv -> return (Yes genv lenv (f bi))
+builtins :: (a -> Builtins -> b) -> VM (a -> b)
+builtins f = VM $ \bi genv lenv -> return (Yes genv lenv (`f` bi))
+
readGEnv :: (GlobalEnv -> a) -> VM a
-readGEnv f = VM $ \bi genv lenv -> return (Yes genv lenv (f genv))
+readGEnv f = VM $ \_ genv lenv -> return (Yes genv lenv (f genv))
setGEnv :: GlobalEnv -> VM ()
setGEnv genv = VM $ \_ _ lenv -> return (Yes genv lenv ())
updGEnv f = VM $ \_ genv lenv -> return (Yes (f genv) lenv ())
readLEnv :: (LocalEnv -> a) -> VM a
-readLEnv f = VM $ \bi genv lenv -> return (Yes genv lenv (f lenv))
+readLEnv f = VM $ \_ genv lenv -> return (Yes genv lenv (f lenv))
setLEnv :: LocalEnv -> VM ()
setLEnv lenv = VM $ \_ genv _ -> return (Yes genv lenv ())
updLEnv :: (LocalEnv -> LocalEnv) -> VM ()
updLEnv f = VM $ \_ genv lenv -> return (Yes genv (f lenv) ())
+{-
getInstEnv :: VM (InstEnv, InstEnv)
getInstEnv = readGEnv global_inst_env
+-}
getFamInstEnv :: VM FamInstEnvs
getFamInstEnv = readGEnv global_fam_inst_env
= do updLEnv $ \env -> env { local_bind_name = occNameFS (getOccName id) }
p
-lookupExternalVar :: Module -> FastString -> VM Var
-lookupExternalVar mod fs
- = liftDs
- $ dsLookupGlobalId =<< lookupOrig mod (mkVarOccFS fs)
-
cloneName :: (OccName -> OccName) -> Name -> VM Name
cloneName mk_occ name = liftM make (liftDs newUnique)
where
| otherwise = Id.mkLocalId name ty
return id'
+cloneVar :: Var -> VM Var
+cloneVar var = liftM (setIdUnique var) (liftDs newUnique)
+
newExportedVar :: OccName -> Type -> VM Var
newExportedVar occ_name ty
= do
return $ mkSysLocal fs u ty
newDummyVar :: Type -> VM Var
-newDummyVar = newLocalVar FSLIT("ds")
+newDummyVar = newLocalVar (fsLit "ds")
newTyVar :: FastString -> Kind -> VM Var
newTyVar fs k
env { global_tycons = extendNameEnv (global_tycons env) (tyConName tc) tc' }
lookupDataCon :: DataCon -> VM (Maybe DataCon)
-lookupDataCon dc = readGEnv $ \env -> lookupNameEnv (global_datacons env) (dataConName dc)
+lookupDataCon dc
+ | isTupleTyCon (dataConTyCon dc) = return (Just dc)
+ | otherwise = readGEnv $ \env -> lookupNameEnv (global_datacons env) (dataConName dc)
defDataCon :: DataCon -> DataCon -> VM ()
defDataCon dc dc' = updGEnv $ \env ->
env { global_datacons = extendNameEnv (global_datacons env) (dataConName dc) dc' }
+lookupPrimPArray :: TyCon -> VM (Maybe TyCon)
+lookupPrimPArray = liftDs . primPArray
+
+lookupPrimMethod :: TyCon -> String -> VM (Maybe Var)
+lookupPrimMethod tycon = liftDs . primMethod tycon
+
lookupTyConPA :: TyCon -> VM (Maybe Var)
lookupTyConPA tc = readGEnv $ \env -> lookupNameEnv (global_pa_funs env) (tyConName tc)
env { global_pa_funs = extendNameEnvList (global_pa_funs env)
[(tyConName tc, pa) | (tc, pa) <- ps] }
-defTyConBuiltinPAs :: [(Name, Module, FastString)] -> VM ()
-defTyConBuiltinPAs ps
- = do
- pas <- zipWithM lookupExternalVar mods fss
- updGEnv $ \env ->
- env { global_pa_funs = extendNameEnvList (global_pa_funs env)
- (zip tcs pas) }
- where
- (tcs, mods, fss) = unzip3 ps
-
lookupTyVarPA :: Var -> VM (Maybe CoreExpr)
-lookupTyVarPA tv = readLEnv $ \env -> lookupVarEnv (local_tyvar_pa env) tv
+lookupTyVarPA tv = readLEnv $ \env -> lookupVarEnv (local_tyvar_pa env) tv
+
+lookupTyConPR :: TyCon -> VM (Maybe Var)
+lookupTyConPR tc = readGEnv $ \env -> lookupNameEnv (global_pr_funs env) (tyConName tc)
+
+lookupBoxedTyCon :: TyCon -> VM (Maybe TyCon)
+lookupBoxedTyCon tc = readGEnv $ \env -> lookupNameEnv (global_boxed_tycons env)
+ (tyConName tc)
defLocalTyVar :: TyVar -> VM ()
defLocalTyVar tv = updLEnv $ \env ->
initV :: HscEnv -> ModGuts -> VectInfo -> VM a -> IO (Maybe (VectInfo, a))
initV hsc_env guts info p
= do
- eps <- hscEPS hsc_env
- let famInstEnvs = (eps_fam_inst_env eps, mg_fam_inst_env guts)
- let instEnvs = (eps_inst_env eps, mg_inst_env guts)
-
Just r <- initDs hsc_env (mg_module guts)
(mg_rdr_env guts)
(mg_types guts)
- (go instEnvs famInstEnvs)
+ go
return r
where
- go instEnvs famInstEnvs =
+ go =
do
- builtins <- initBuiltins
- r <- runVM p builtins (initGlobalEnv info
- instEnvs
- famInstEnvs
- builtins)
- emptyLocalEnv
+ builtins <- initBuiltins
+ builtin_vars <- initBuiltinVars builtins
+ builtin_tycons <- initBuiltinTyCons builtins
+ let builtin_datacons = initBuiltinDataCons builtins
+ builtin_pas <- initBuiltinPAs builtins
+ builtin_prs <- initBuiltinPRs builtins
+ builtin_boxed <- initBuiltinBoxedTyCons builtins
+
+ eps <- liftIO $ hscEPS hsc_env
+ let famInstEnvs = (eps_fam_inst_env eps, mg_fam_inst_env guts)
+ instEnvs = (eps_inst_env eps, mg_inst_env guts)
+
+ let genv = extendImportedVarsEnv builtin_vars
+ . extendTyConsEnv builtin_tycons
+ . extendDataConsEnv builtin_datacons
+ . extendPAFunsEnv builtin_pas
+ . setPRFunsEnv builtin_prs
+ . setBoxedTyConsEnv builtin_boxed
+ $ initGlobalEnv info instEnvs famInstEnvs
+
+ r <- runVM p builtins genv emptyLocalEnv
case r of
Yes genv _ x -> return $ Just (new_info genv, x)
No -> return Nothing
projects / ghc-hetmet.git / blobdiff