import VarEnv
import Maybes ( maybeToBool )
import Name ( getOccName, isExternalName, nameOccName )
-import OccName ( occNameUserString, occNameFS )
+import OccName ( occNameString, occNameFS )
import BasicTypes ( Arity )
-import DynFlags ( DynFlags )
+import Packages ( HomeModules )
import StaticFlags ( opt_RuntimeTypes )
import Outputable
%************************************************************************
\begin{code}
-coreToStg :: DynFlags -> [CoreBind] -> IO [StgBinding]
-coreToStg dflags pgm
+coreToStg :: HomeModules -> [CoreBind] -> IO [StgBinding]
+coreToStg hmods pgm
= return pgm'
- where (_, _, pgm') = coreTopBindsToStg dflags emptyVarEnv pgm
+ where (_, _, pgm') = coreTopBindsToStg hmods emptyVarEnv pgm
coreExprToStg :: CoreExpr -> StgExpr
coreExprToStg expr
coreTopBindsToStg
- :: DynFlags
+ :: HomeModules
-> IdEnv HowBound -- environment for the bindings
-> [CoreBind]
-> (IdEnv HowBound, FreeVarsInfo, [StgBinding])
-coreTopBindsToStg dflags env [] = (env, emptyFVInfo, [])
-coreTopBindsToStg dflags env (b:bs)
+coreTopBindsToStg hmods env [] = (env, emptyFVInfo, [])
+coreTopBindsToStg hmods env (b:bs)
= (env2, fvs2, b':bs')
where
-- env accumulates down the list of binds, fvs accumulates upwards
- (env1, fvs2, b' ) = coreTopBindToStg dflags env fvs1 b
- (env2, fvs1, bs') = coreTopBindsToStg dflags env1 bs
+ (env1, fvs2, b' ) = coreTopBindToStg hmods env fvs1 b
+ (env2, fvs1, bs') = coreTopBindsToStg hmods env1 bs
coreTopBindToStg
- :: DynFlags
+ :: HomeModules
-> IdEnv HowBound
-> FreeVarsInfo -- Info about the body
-> CoreBind
-> (IdEnv HowBound, FreeVarsInfo, StgBinding)
-coreTopBindToStg dflags env body_fvs (NonRec id rhs)
+coreTopBindToStg hmods env body_fvs (NonRec id rhs)
= let
env' = extendVarEnv env id how_bound
- how_bound = LetBound TopLet (manifestArity rhs)
+ how_bound = LetBound TopLet $! manifestArity rhs
(stg_rhs, fvs') =
initLne env (
- coreToTopStgRhs dflags body_fvs (id,rhs) `thenLne` \ (stg_rhs, fvs') ->
+ coreToTopStgRhs hmods body_fvs (id,rhs) `thenLne` \ (stg_rhs, fvs') ->
returnLne (stg_rhs, fvs')
)
-- WARN(not (consistent caf_info bind), ppr id <+> ppr cafs <+> ppCafInfo caf_info)
(env', fvs' `unionFVInfo` body_fvs, bind)
-coreTopBindToStg dflags env body_fvs (Rec pairs)
+coreTopBindToStg hmods env body_fvs (Rec pairs)
= let
(binders, rhss) = unzip pairs
- extra_env' = [ (b, LetBound TopLet (manifestArity rhs))
+ extra_env' = [ (b, LetBound TopLet $! manifestArity rhs)
| (b, rhs) <- pairs ]
env' = extendVarEnvList env extra_env'
(stg_rhss, fvs')
= initLne env' (
- mapAndUnzipLne (coreToTopStgRhs dflags body_fvs) pairs
+ mapAndUnzipLne (coreToTopStgRhs hmods body_fvs) pairs
`thenLne` \ (stg_rhss, fvss') ->
let fvs' = unionFVInfos fvss' in
returnLne (stg_rhss, fvs')
\begin{code}
coreToTopStgRhs
- :: DynFlags
+ :: HomeModules
-> FreeVarsInfo -- Free var info for the scope of the binding
-> (Id,CoreExpr)
-> LneM (StgRhs, FreeVarsInfo)
-coreToTopStgRhs dflags scope_fv_info (bndr, rhs)
+coreToTopStgRhs hmods scope_fv_info (bndr, rhs)
= coreToStgExpr rhs `thenLne` \ (new_rhs, rhs_fvs, _) ->
freeVarsToLiveVars rhs_fvs `thenLne` \ lv_info ->
returnLne (mkTopStgRhs is_static rhs_fvs (mkSRT lv_info) bndr_info new_rhs, rhs_fvs)
where
bndr_info = lookupFVInfo scope_fv_info bndr
- is_static = rhsIsStatic dflags rhs
+ is_static = rhsIsStatic hmods rhs
mkTopStgRhs :: Bool -> FreeVarsInfo -> SRT -> StgBinderInfo -> StgExpr
-> StgRhs
ASSERT(null data_alts)
PolyAlt
where
- (data_alts, deflt) = findDefault alts
+ (data_alts, _deflt) = findDefault alts
\end{code}
is_join_var :: Id -> Bool
-- A hack (used only for compiler debuggging) to tell if
-- a variable started life as a join point ($j)
-is_join_var j = occNameUserString (getOccName j) == "$j"
+is_join_var j = occNameString (getOccName j) == "$j"
\end{code}
\begin{code}