{-# LANGUAGE DataKinds #-}
{-# LANGUAGE BangPatterns #-}
{-# LANGUAGE LambdaCase #-}
module GHC.StgToCmm ( codeGen ) where
import GHC.Prelude as Prelude
import GHC.StgToCmm.Prof (initCostCentres, ldvEnter)
import GHC.StgToCmm.Monad
import GHC.StgToCmm.Env
import GHC.StgToCmm.Bind
import GHC.StgToCmm.DataCon
import GHC.StgToCmm.Layout
import GHC.StgToCmm.Utils
import GHC.StgToCmm.Closure
import GHC.StgToCmm.Config
import GHC.StgToCmm.Hpc
import GHC.StgToCmm.Ticky
import GHC.StgToCmm.Types (ModuleLFInfos)
import GHC.Cmm
import GHC.Cmm.Utils
import GHC.Cmm.CLabel
import GHC.Cmm.Graph
import GHC.Stg.Syntax
import GHC.Types.CostCentre
import GHC.Types.IPE
import GHC.Types.HpcInfo
import GHC.Types.Id
import GHC.Types.Id.Info
import GHC.Types.RepType
import GHC.Types.Basic
import GHC.Types.Var.Set ( isEmptyDVarSet )
import GHC.Types.Unique.FM
import GHC.Types.Name.Env
import GHC.Core.DataCon
import GHC.Core.TyCon
import GHC.Core.Multiplicity
import GHC.Unit.Module
import GHC.Utils.Error
import GHC.Utils.Outputable
import GHC.Utils.Panic.Plain
import GHC.Utils.Logger
import GHC.Utils.TmpFs
import GHC.Data.Stream
import GHC.Data.OrdList
import GHC.Types.Unique.Map
import Control.Monad (when,void, forM_)
import GHC.Utils.Misc
import System.IO.Unsafe
import qualified Data.ByteString as BS
import Data.IORef
import GHC.Utils.Panic (assertPpr)
codeGen :: Logger
-> TmpFs
-> StgToCmmConfig
-> InfoTableProvMap
-> [TyCon]
-> CollectedCCs
-> [CgStgTopBinding]
-> HpcInfo
-> Stream IO CmmGroup ModuleLFInfos
codeGen :: Logger
-> TmpFs
-> StgToCmmConfig
-> InfoTableProvMap
-> [TyCon]
-> CollectedCCs
-> [CgStgTopBinding]
-> HpcInfo
-> Stream IO CmmGroup ModuleLFInfos
codeGen Logger
logger TmpFs
tmpfs StgToCmmConfig
cfg (InfoTableProvMap (UniqMap UniqFM
DataCon (DataCon, NonEmpty (WordOff, Maybe IpeSourceLocation))
denv) ClosureMap
_ InfoTableToSourceLocationMap
_) [TyCon]
data_tycons
CollectedCCs
cost_centre_info [CgStgTopBinding]
stg_binds HpcInfo
hpc_info
= do {
; IORef CgState
cgref <- IO (IORef CgState) -> Stream IO CmmGroup (IORef CgState)
forall a. IO a -> Stream IO CmmGroup a
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO (IORef CgState) -> Stream IO CmmGroup (IORef CgState))
-> IO (IORef CgState) -> Stream IO CmmGroup (IORef CgState)
forall a b. (a -> b) -> a -> b
$ IO CgState
initC IO CgState -> (CgState -> IO (IORef CgState)) -> IO (IORef CgState)
forall a b. IO a -> (a -> IO b) -> IO b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= \CgState
s -> CgState -> IO (IORef CgState)
forall a. a -> IO (IORef a)
newIORef CgState
s
; let cg :: FCode a -> Stream IO CmmGroup a
cg :: forall a. FCode a -> Stream IO CmmGroup a
cg FCode a
fcode = do
(a
a, CmmGroup
cmm) <- IO (a, CmmGroup) -> Stream IO CmmGroup (a, CmmGroup)
forall a. IO a -> Stream IO CmmGroup a
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO (a, CmmGroup) -> Stream IO CmmGroup (a, CmmGroup))
-> (IO (a, CmmGroup) -> IO (a, CmmGroup))
-> IO (a, CmmGroup)
-> Stream IO CmmGroup (a, CmmGroup)
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Logger
-> SDoc
-> ((a, CmmGroup) -> ())
-> IO (a, CmmGroup)
-> IO (a, CmmGroup)
forall (m :: * -> *) a.
MonadIO m =>
Logger -> SDoc -> (a -> ()) -> m a -> m a
withTimingSilent Logger
logger (String -> SDoc
forall doc. IsLine doc => String -> doc
text String
"STG -> Cmm") ((a, CmmGroup) -> () -> ()
forall a b. a -> b -> b
`seq` ()) (IO (a, CmmGroup) -> Stream IO CmmGroup (a, CmmGroup))
-> IO (a, CmmGroup) -> Stream IO CmmGroup (a, CmmGroup)
forall a b. (a -> b) -> a -> b
$ do
CgState
st <- IORef CgState -> IO CgState
forall a. IORef a -> IO a
readIORef IORef CgState
cgref
let fstate :: FCodeState
fstate = Platform -> FCodeState
initFCodeState (Platform -> FCodeState) -> Platform -> FCodeState
forall a b. (a -> b) -> a -> b
$ StgToCmmConfig -> Platform
stgToCmmPlatform StgToCmmConfig
cfg
let ((a, CmmGroup)
a,CgState
st') = StgToCmmConfig
-> FCodeState
-> CgState
-> FCode (a, CmmGroup)
-> ((a, CmmGroup), CgState)
forall a.
StgToCmmConfig -> FCodeState -> CgState -> FCode a -> (a, CgState)
runC StgToCmmConfig
cfg FCodeState
fstate CgState
st (FCode a -> FCode (a, CmmGroup)
forall a. FCode a -> FCode (a, CmmGroup)
getCmm FCode a
fcode)
IORef CgState -> CgState -> IO ()
forall a. IORef a -> a -> IO ()
writeIORef IORef CgState
cgref (CgState -> IO ()) -> CgState -> IO ()
forall a b. (a -> b) -> a -> b
$! (CgState
st'{ cgs_tops = nilOL, cgs_stmts = mkNop })
(a, CmmGroup) -> IO (a, CmmGroup)
forall a. a -> IO a
forall (m :: * -> *) a. Monad m => a -> m a
return (a, CmmGroup)
a
CmmGroup -> Stream IO CmmGroup ()
forall (m :: * -> *) a. Monad m => a -> Stream m a ()
yield CmmGroup
cmm
a -> Stream IO CmmGroup a
forall a. a -> Stream IO CmmGroup a
forall (m :: * -> *) a. Monad m => a -> m a
return a
a
; FCode () -> Stream IO CmmGroup ()
forall a. FCode a -> Stream IO CmmGroup a
cg (CollectedCCs -> Module -> HpcInfo -> FCode ()
mkModuleInit CollectedCCs
cost_centre_info (StgToCmmConfig -> Module
stgToCmmThisModule StgToCmmConfig
cfg) HpcInfo
hpc_info)
; (CgStgTopBinding -> Stream IO CmmGroup ())
-> [CgStgTopBinding] -> Stream IO CmmGroup ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (FCode () -> Stream IO CmmGroup ()
forall a. FCode a -> Stream IO CmmGroup a
cg (FCode () -> Stream IO CmmGroup ())
-> (CgStgTopBinding -> FCode ())
-> CgStgTopBinding
-> Stream IO CmmGroup ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Logger -> TmpFs -> StgToCmmConfig -> CgStgTopBinding -> FCode ()
cgTopBinding Logger
logger TmpFs
tmpfs StgToCmmConfig
cfg) [CgStgTopBinding]
stg_binds
; let do_tycon :: TyCon -> Stream IO CmmGroup ()
do_tycon TyCon
tycon = do
Bool -> Stream IO CmmGroup () -> Stream IO CmmGroup ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (TyCon -> Bool
isEnumerationTyCon TyCon
tycon) (Stream IO CmmGroup () -> Stream IO CmmGroup ())
-> Stream IO CmmGroup () -> Stream IO CmmGroup ()
forall a b. (a -> b) -> a -> b
$ FCode () -> Stream IO CmmGroup ()
forall a. FCode a -> Stream IO CmmGroup a
cg (TyCon -> FCode ()
cgEnumerationTyCon TyCon
tycon)
(DataCon -> Stream IO CmmGroup ())
-> [DataCon] -> Stream IO CmmGroup ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (FCode () -> Stream IO CmmGroup ()
forall a. FCode a -> Stream IO CmmGroup a
cg (FCode () -> Stream IO CmmGroup ())
-> (DataCon -> FCode ()) -> DataCon -> Stream IO CmmGroup ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. ConInfoTableLocation -> DataCon -> FCode ()
cgDataCon ConInfoTableLocation
DefinitionSite) (TyCon -> [DataCon]
tyConDataCons TyCon
tycon)
; (TyCon -> Stream IO CmmGroup ())
-> [TyCon] -> Stream IO CmmGroup ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ TyCon -> Stream IO CmmGroup ()
do_tycon [TyCon]
data_tycons
; ((DataCon, NonEmpty (WordOff, Maybe IpeSourceLocation))
-> Stream IO CmmGroup ())
-> [(DataCon, NonEmpty (WordOff, Maybe IpeSourceLocation))]
-> Stream IO CmmGroup ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (\(DataCon
dc, NonEmpty (WordOff, Maybe IpeSourceLocation)
ns) -> NonEmpty (WordOff, Maybe IpeSourceLocation)
-> ((WordOff, Maybe IpeSourceLocation) -> Stream IO CmmGroup ())
-> Stream IO CmmGroup ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
t a -> (a -> m b) -> m ()
forM_ NonEmpty (WordOff, Maybe IpeSourceLocation)
ns (((WordOff, Maybe IpeSourceLocation) -> Stream IO CmmGroup ())
-> Stream IO CmmGroup ())
-> ((WordOff, Maybe IpeSourceLocation) -> Stream IO CmmGroup ())
-> Stream IO CmmGroup ()
forall a b. (a -> b) -> a -> b
$ \(WordOff
k, Maybe IpeSourceLocation
_ss) -> FCode () -> Stream IO CmmGroup ()
forall a. FCode a -> Stream IO CmmGroup a
cg (ConInfoTableLocation -> DataCon -> FCode ()
cgDataCon (Module -> WordOff -> ConInfoTableLocation
UsageSite (StgToCmmConfig -> Module
stgToCmmThisModule StgToCmmConfig
cfg) WordOff
k) DataCon
dc)) (UniqFM
DataCon (DataCon, NonEmpty (WordOff, Maybe IpeSourceLocation))
-> [(DataCon, NonEmpty (WordOff, Maybe IpeSourceLocation))]
forall key elt. UniqFM key elt -> [elt]
nonDetEltsUFM UniqFM
DataCon (DataCon, NonEmpty (WordOff, Maybe IpeSourceLocation))
denv)
; CgState
final_state <- IO CgState -> Stream IO CmmGroup CgState
forall a. IO a -> Stream IO CmmGroup a
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IORef CgState -> IO CgState
forall a. IORef a -> IO a
readIORef IORef CgState
cgref)
; let cg_id_infos :: CgBindings
cg_id_infos = CgState -> CgBindings
cgs_binds CgState
final_state
; let extractInfo :: CgIdInfo -> (Name, LambdaFormInfo)
extractInfo CgIdInfo
info = (Name
name, LambdaFormInfo
lf)
where
!name :: Name
name = Var -> Name
idName (CgIdInfo -> Var
cg_id CgIdInfo
info)
!lf :: LambdaFormInfo
lf = CgIdInfo -> LambdaFormInfo
cg_lf CgIdInfo
info
!generatedInfo :: ModuleLFInfos
generatedInfo
| StgToCmmConfig -> Bool
stgToCmmOmitIfPragmas StgToCmmConfig
cfg
= ModuleLFInfos
forall a. NameEnv a
emptyNameEnv
| Bool
otherwise
= [(Name, LambdaFormInfo)] -> ModuleLFInfos
forall a. [(Name, a)] -> NameEnv a
mkNameEnv ((CgIdInfo -> (Name, LambdaFormInfo))
-> [CgIdInfo] -> [(Name, LambdaFormInfo)]
forall a b. (a -> b) -> [a] -> [b]
Prelude.map CgIdInfo -> (Name, LambdaFormInfo)
extractInfo (CgBindings -> [CgIdInfo]
forall key elt. UniqFM key elt -> [elt]
nonDetEltsUFM CgBindings
cg_id_infos))
; ModuleLFInfos -> Stream IO CmmGroup ModuleLFInfos
forall a. a -> Stream IO CmmGroup a
forall (m :: * -> *) a. Monad m => a -> m a
return ModuleLFInfos
generatedInfo
}
cgTopBinding :: Logger -> TmpFs -> StgToCmmConfig -> CgStgTopBinding -> FCode ()
cgTopBinding :: Logger -> TmpFs -> StgToCmmConfig -> CgStgTopBinding -> FCode ()
cgTopBinding Logger
logger TmpFs
tmpfs StgToCmmConfig
cfg = \case
StgTopLifted (StgNonRec BinderP 'CodeGen
id GenStgRhs 'CodeGen
rhs) -> do
let (CgIdInfo
info, FCode ()
fcode) = StgToCmmConfig
-> RecFlag -> Var -> GenStgRhs 'CodeGen -> (CgIdInfo, FCode ())
cgTopRhs StgToCmmConfig
cfg RecFlag
NonRecursive Var
BinderP 'CodeGen
id GenStgRhs 'CodeGen
rhs
FCode ()
fcode
CgIdInfo -> FCode ()
addBindC CgIdInfo
info
StgTopLifted (StgRec [(BinderP 'CodeGen, GenStgRhs 'CodeGen)]
pairs) -> do
let ([Var]
bndrs, [GenStgRhs 'CodeGen]
rhss) = [(Var, GenStgRhs 'CodeGen)] -> ([Var], [GenStgRhs 'CodeGen])
forall a b. [(a, b)] -> ([a], [b])
unzip [(Var, GenStgRhs 'CodeGen)]
[(BinderP 'CodeGen, GenStgRhs 'CodeGen)]
pairs
let pairs' :: [(Var, GenStgRhs 'CodeGen)]
pairs' = [Var] -> [GenStgRhs 'CodeGen] -> [(Var, GenStgRhs 'CodeGen)]
forall a b. [a] -> [b] -> [(a, b)]
zip [Var]
bndrs [GenStgRhs 'CodeGen]
rhss
r :: [(CgIdInfo, FCode ())]
r = (Var -> GenStgRhs 'CodeGen -> (CgIdInfo, FCode ()))
-> [(Var, GenStgRhs 'CodeGen)] -> [(CgIdInfo, FCode ())]
forall a b c. (a -> b -> c) -> [(a, b)] -> [c]
unzipWith (StgToCmmConfig
-> RecFlag -> Var -> GenStgRhs 'CodeGen -> (CgIdInfo, FCode ())
cgTopRhs StgToCmmConfig
cfg RecFlag
Recursive) [(Var, GenStgRhs 'CodeGen)]
pairs'
([CgIdInfo]
infos, [FCode ()]
fcodes) = [(CgIdInfo, FCode ())] -> ([CgIdInfo], [FCode ()])
forall a b. [(a, b)] -> ([a], [b])
unzip [(CgIdInfo, FCode ())]
r
[CgIdInfo] -> FCode ()
addBindsC [CgIdInfo]
infos
[FCode ()] -> FCode ()
forall (t :: * -> *) (m :: * -> *) a.
(Foldable t, Monad m) =>
t (m a) -> m ()
sequence_ [FCode ()]
fcodes
StgTopStringLit Var
id ByteString
str -> do
let label :: CLabel
label = Name -> CLabel
mkBytesLabel (Var -> Name
idName Var
id)
let asString :: Bool
asString = case StgToCmmConfig -> Maybe Word
stgToCmmBinBlobThresh StgToCmmConfig
cfg of
Just Word
bin_blob_threshold -> WordOff -> Word
forall a b. (Integral a, Num b) => a -> b
fromIntegral (ByteString -> WordOff
BS.length ByteString
str) Word -> Word -> Bool
forall a. Ord a => a -> a -> Bool
<= Word
bin_blob_threshold
Maybe Word
Nothing -> Bool
True
(CmmLit
lit,CmmDecl
decl) = if Bool
asString
then CLabel -> ByteString -> (CmmLit, CmmDecl)
forall (raw :: Bool) info stmt.
CLabel
-> ByteString -> (CmmLit, GenCmmDecl (GenCmmStatics raw) info stmt)
mkByteStringCLit CLabel
label ByteString
str
else IO (CmmLit, CmmDecl) -> (CmmLit, CmmDecl)
forall a. IO a -> a
unsafePerformIO (IO (CmmLit, CmmDecl) -> (CmmLit, CmmDecl))
-> IO (CmmLit, CmmDecl) -> (CmmLit, CmmDecl)
forall a b. (a -> b) -> a -> b
$ do
String
bFile <- Logger
-> TmpFs -> TempDir -> TempFileLifetime -> String -> IO String
newTempName Logger
logger TmpFs
tmpfs (StgToCmmConfig -> TempDir
stgToCmmTmpDir StgToCmmConfig
cfg) TempFileLifetime
TFL_CurrentModule String
".dat"
String -> ByteString -> IO ()
BS.writeFile String
bFile ByteString
str
(CmmLit, CmmDecl) -> IO (CmmLit, CmmDecl)
forall a. a -> IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ((CmmLit, CmmDecl) -> IO (CmmLit, CmmDecl))
-> (CmmLit, CmmDecl) -> IO (CmmLit, CmmDecl)
forall a b. (a -> b) -> a -> b
$ CLabel -> String -> WordOff -> (CmmLit, CmmDecl)
forall (raw :: Bool) info stmt.
CLabel
-> String
-> WordOff
-> (CmmLit, GenCmmDecl (GenCmmStatics raw) info stmt)
mkFileEmbedLit CLabel
label String
bFile (ByteString -> WordOff
BS.length ByteString
str)
CmmDecl -> FCode ()
emitDecl CmmDecl
decl
CgIdInfo -> FCode ()
addBindC (Platform -> Var -> LambdaFormInfo -> CmmLit -> CgIdInfo
litIdInfo (StgToCmmConfig -> Platform
stgToCmmPlatform StgToCmmConfig
cfg) Var
id LambdaFormInfo
mkLFStringLit CmmLit
lit)
cgTopRhs :: StgToCmmConfig -> RecFlag -> Id -> CgStgRhs -> (CgIdInfo, FCode ())
cgTopRhs :: StgToCmmConfig
-> RecFlag -> Var -> GenStgRhs 'CodeGen -> (CgIdInfo, FCode ())
cgTopRhs StgToCmmConfig
cfg RecFlag
_rec Var
bndr (StgRhsCon CostCentreStack
_cc DataCon
con ConstructorNumber
mn [StgTickish]
_ts [StgArg]
args)
= StgToCmmConfig
-> Var
-> DataCon
-> ConstructorNumber
-> [NonVoid StgArg]
-> (CgIdInfo, FCode ())
cgTopRhsCon StgToCmmConfig
cfg Var
bndr DataCon
con ConstructorNumber
mn ([StgArg] -> [NonVoid StgArg]
assertNonVoidStgArgs [StgArg]
args)
cgTopRhs StgToCmmConfig
cfg RecFlag
rec Var
bndr (StgRhsClosure XRhsClosure 'CodeGen
fvs CostCentreStack
cc UpdateFlag
upd_flag [BinderP 'CodeGen]
args GenStgExpr 'CodeGen
body)
= Bool -> SDoc -> (CgIdInfo, FCode ()) -> (CgIdInfo, FCode ())
forall a. HasCallStack => Bool -> SDoc -> a -> a
assertPpr (DIdSet -> Bool
isEmptyDVarSet DIdSet
XRhsClosure 'CodeGen
fvs) (String -> SDoc
forall doc. IsLine doc => String -> doc
text String
"fvs:" SDoc -> SDoc -> SDoc
forall doc. IsLine doc => doc -> doc -> doc
<> DIdSet -> SDoc
forall a. Outputable a => a -> SDoc
ppr DIdSet
XRhsClosure 'CodeGen
fvs) ((CgIdInfo, FCode ()) -> (CgIdInfo, FCode ()))
-> (CgIdInfo, FCode ()) -> (CgIdInfo, FCode ())
forall a b. (a -> b) -> a -> b
$
Platform
-> RecFlag
-> Var
-> CostCentreStack
-> UpdateFlag
-> [Var]
-> GenStgExpr 'CodeGen
-> (CgIdInfo, FCode ())
cgTopRhsClosure (StgToCmmConfig -> Platform
stgToCmmPlatform StgToCmmConfig
cfg) RecFlag
rec Var
bndr CostCentreStack
cc UpdateFlag
upd_flag [Var]
[BinderP 'CodeGen]
args GenStgExpr 'CodeGen
body
mkModuleInit
:: CollectedCCs
-> Module
-> HpcInfo
-> FCode ()
mkModuleInit :: CollectedCCs -> Module -> HpcInfo -> FCode ()
mkModuleInit CollectedCCs
cost_centre_info Module
this_mod HpcInfo
hpc_info
= do { Module -> HpcInfo -> FCode ()
initHpc Module
this_mod HpcInfo
hpc_info
; CollectedCCs -> FCode ()
initCostCentres CollectedCCs
cost_centre_info
}
cgEnumerationTyCon :: TyCon -> FCode ()
cgEnumerationTyCon :: TyCon -> FCode ()
cgEnumerationTyCon TyCon
tycon
= do Platform
platform <- FCode Platform
getPlatform
CLabel -> [CmmLit] -> FCode ()
emitRODataLits (Name -> CafInfo -> CLabel
mkClosureTableLabel (TyCon -> Name
tyConName TyCon
tycon) CafInfo
NoCafRefs)
[ CLabel -> WordOff -> CmmLit
CmmLabelOff (Name -> CafInfo -> CLabel
mkClosureLabel (DataCon -> Name
dataConName DataCon
con) CafInfo
NoCafRefs)
(Platform -> DataCon -> WordOff
tagForCon Platform
platform DataCon
con)
| DataCon
con <- TyCon -> [DataCon]
tyConDataCons TyCon
tycon]
cgDataCon :: ConInfoTableLocation -> DataCon -> FCode ()
cgDataCon :: ConInfoTableLocation -> DataCon -> FCode ()
cgDataCon ConInfoTableLocation
mn DataCon
data_con
= do { Bool -> FCode ()
forall (m :: * -> *). (HasCallStack, Applicative m) => Bool -> m ()
massert (Bool -> Bool
not (DataCon -> Bool
isUnboxedTupleDataCon DataCon
data_con Bool -> Bool -> Bool
|| DataCon -> Bool
isUnboxedSumDataCon DataCon
data_con))
; Profile
profile <- FCode Profile
getProfile
; Platform
platform <- FCode Platform
getPlatform
; let
(WordOff
tot_wds,
WordOff
ptr_wds)
= Profile -> [NonVoid PrimRep] -> (WordOff, WordOff)
mkVirtConstrSizes Profile
profile [NonVoid PrimRep]
arg_reps
nonptr_wds :: WordOff
nonptr_wds = WordOff
tot_wds WordOff -> WordOff -> WordOff
forall a. Num a => a -> a -> a
- WordOff
ptr_wds
dyn_info_tbl :: CmmInfoTable
dyn_info_tbl =
Profile
-> DataCon
-> ConInfoTableLocation
-> Bool
-> WordOff
-> WordOff
-> CmmInfoTable
mkDataConInfoTable Profile
profile DataCon
data_con ConInfoTableLocation
mn Bool
False WordOff
ptr_wds WordOff
nonptr_wds
arg_reps :: [NonVoid PrimRep]
arg_reps :: [NonVoid PrimRep]
arg_reps = [ PrimRep -> NonVoid PrimRep
forall a. a -> NonVoid a
NonVoid PrimRep
rep_ty
| Scaled Type
ty <- DataCon -> [Scaled Type]
dataConRepArgTys DataCon
data_con
, PrimRep
rep_ty <- (() :: Constraint) => Type -> [PrimRep]
Type -> [PrimRep]
typePrimRep (Scaled Type -> Type
forall a. Scaled a -> a
scaledThing Scaled Type
ty)
, Bool -> Bool
not (PrimRep -> Bool
isVoidRep PrimRep
rep_ty) ]
; Platform
-> CmmInfoTable -> Convention -> [LocalReg] -> FCode () -> FCode ()
emitClosureAndInfoTable Platform
platform CmmInfoTable
dyn_info_tbl Convention
NativeDirectCall [] (FCode () -> FCode ()) -> FCode () -> FCode ()
forall a b. (a -> b) -> a -> b
$
do { FCode ()
tickyEnterDynCon
; CmmExpr -> FCode ()
ldvEnter (CmmReg -> CmmExpr
CmmReg CmmReg
nodeReg)
; WordOff -> FCode ()
tickyReturnOldCon ([NonVoid PrimRep] -> WordOff
forall a. [a] -> WordOff
forall (t :: * -> *) a. Foldable t => t a -> WordOff
length [NonVoid PrimRep]
arg_reps)
; FCode ReturnKind -> FCode ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (FCode ReturnKind -> FCode ()) -> FCode ReturnKind -> FCode ()
forall a b. (a -> b) -> a -> b
$ [CmmExpr] -> FCode ReturnKind
emitReturn [Platform -> CmmExpr -> WordOff -> CmmExpr
cmmOffsetB Platform
platform (CmmReg -> CmmExpr
CmmReg CmmReg
nodeReg) (Platform -> DataCon -> WordOff
tagForCon Platform
platform DataCon
data_con)]
}
}