Scope(..),
VM,
- noV, tryV, maybeV, orElseV, fixV, localV, closedV, initV,
+ noV, tryV, maybeV, traceMaybeV, orElseV, fixV, localV, closedV, initV,
+ liftDs,
cloneName, cloneId,
newExportedVar, newLocalVar, newDummyVar, newTyVar,
lookupVar, defGlobalVar,
lookupTyCon, defTyCon,
lookupDataCon, defDataCon,
- lookupTyConPA, defTyConPA, defTyConRdrPAs,
+ lookupTyConPA, defTyConPA, defTyConPAs,
+ lookupTyConPR,
lookupTyVarPA, defLocalTyVar, defLocalTyVarWithPA, localTyVars,
{-lookupInst,-} lookupFamInst
#include "HsVersions.h"
+import VectBuiltIn
+
import HscTypes
import CoreSyn
import TyCon
import DataCon
import Type
+import Class
import Var
import VarEnv
import Id
import Name
import NameEnv
import TysPrim ( intPrimTy )
-import RdrName
+import Module
+import IfaceEnv
+import IOEnv ( ioToIOEnv )
import DsMonad
import PrelNames
import FastString
import SrcLoc ( noSrcSpan )
-import Control.Monad ( liftM )
+import Control.Monad ( liftM, zipWithM )
data Scope a b = Global a | Local b
-- ----------------------------------------------------------------------------
-- Vectorisation monad
-data Builtins = Builtins {
- parrayTyCon :: TyCon
- , paTyCon :: TyCon
- , paDataCon :: DataCon
- , closureTyCon :: TyCon
- , mkClosureVar :: Var
- , applyClosureVar :: Var
- , mkClosurePVar :: Var
- , applyClosurePVar :: Var
- , lengthPAVar :: Var
- , replicatePAVar :: Var
- , emptyPAVar :: Var
- , liftingContext :: Var
- }
-
-initBuiltins :: DsM Builtins
-initBuiltins
- = do
- parrayTyCon <- dsLookupTyCon parrayTyConName
- paTyCon <- dsLookupTyCon paTyConName
- let paDataCon = case tyConDataCons paTyCon of [dc] -> dc
- closureTyCon <- dsLookupTyCon closureTyConName
-
- mkClosureVar <- dsLookupGlobalId mkClosureName
- applyClosureVar <- dsLookupGlobalId applyClosureName
- mkClosurePVar <- dsLookupGlobalId mkClosurePName
- applyClosurePVar <- dsLookupGlobalId applyClosurePName
- lengthPAVar <- dsLookupGlobalId lengthPAName
- replicatePAVar <- dsLookupGlobalId replicatePAName
- emptyPAVar <- dsLookupGlobalId emptyPAName
-
- liftingContext <- liftM (\u -> mkSysLocal FSLIT("lc") u intPrimTy)
- newUnique
-
- return $ Builtins {
- parrayTyCon = parrayTyCon
- , paTyCon = paTyCon
- , paDataCon = paDataCon
- , closureTyCon = closureTyCon
- , mkClosureVar = mkClosureVar
- , applyClosureVar = applyClosureVar
- , mkClosurePVar = mkClosurePVar
- , applyClosurePVar = applyClosurePVar
- , lengthPAVar = lengthPAVar
- , replicatePAVar = replicatePAVar
- , emptyPAVar = emptyPAVar
- , 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
+
-- External package inst-env & home-package inst-env for class
-- instances
--
-- Hoisted bindings
, global_bindings :: [(Var, CoreExpr)]
-
- -- Global Rdr environment (from ModGuts)
- --
- , global_rdr_env :: GlobalRdrEnv
}
data LocalEnv = LocalEnv {
-- Local binding name
, local_bind_name :: FastString
}
-
-initGlobalEnv :: VectInfo -> (InstEnv, InstEnv) -> FamInstEnvs -> Builtins -> GlobalRdrEnv
- -> GlobalEnv
-initGlobalEnv info instEnvs famInstEnvs bi rdr_env
+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 = emptyVarEnv
, global_inst_env = instEnvs
, global_fam_inst_env = famInstEnvs
, global_bindings = []
- , global_rdr_env = rdr_env
}
setFamInstEnv :: FamInstEnv -> GlobalEnv -> GlobalEnv
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 }
+
+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 }
+
emptyLocalEnv = LocalEnv {
local_vars = emptyVarEnv
, local_tyvars = []
= do updLEnv $ \env -> env { local_bind_name = occNameFS (getOccName id) }
p
-lookupRdrName :: RdrName -> VM Name
-lookupRdrName rdr_name
- = do
- rdr_env <- readGEnv global_rdr_env
- case lookupGRE_RdrName rdr_name rdr_env of
- [gre] -> return (gre_name gre)
- [] -> pprPanic "VectMonad.lookupRdrName: not found" (ppr rdr_name)
- _ -> pprPanic "VectMonad.lookupRdrName: ambiguous" (ppr rdr_name)
-
-lookupRdrVar :: RdrName -> VM Var
-lookupRdrVar rdr_name
- = do
- name <- lookupRdrName rdr_name
- liftDs (dsLookupGlobalId name)
-
cloneName :: (OccName -> OccName) -> Name -> VM Name
cloneName mk_occ name = liftM make (liftDs newUnique)
where
defTyConPA tc pa = updGEnv $ \env ->
env { global_pa_funs = extendNameEnv (global_pa_funs env) (tyConName tc) pa }
-defTyConRdrPAs :: [(Name, RdrName)] -> VM ()
-defTyConRdrPAs ps
- = do
- pas <- mapM lookupRdrVar rdr_names
- updGEnv $ \env ->
- env { global_pa_funs = extendNameEnvList (global_pa_funs env)
- (zip tcs pas) }
- where
- (tcs, rdr_names) = unzip ps
+defTyConPAs :: [(TyCon, Var)] -> VM ()
+defTyConPAs ps = updGEnv $ \env ->
+ env { global_pa_funs = extendNameEnvList (global_pa_funs env)
+ [(tyConName tc, pa) | (tc, pa) <- 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)
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
- (mg_rdr_env guts))
- emptyLocalEnv
+ builtins <- initBuiltins
+ builtin_tycons <- initBuiltinTyCons
+ builtin_pas <- initBuiltinPAs
+ builtin_prs <- initBuiltinPRs
+
+ eps <- ioToIOEnv $ 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 = extendTyConsEnv builtin_tycons
+ . extendPAFunsEnv builtin_pas
+ . setPRFunsEnv builtin_prs
+ $ 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