IMP_Ubiq(){-uitous-}
import HsSyn ( HsBinds, HsExpr, MonoBinds,
- SYN_IE(RecFlag), nonRecursive
+ SYN_IE(RecFlag), nonRecursive, recursive
)
-import TcHsSyn ( SYN_IE(TypecheckedHsBinds), SYN_IE(TypecheckedHsExpr)
+import TcHsSyn ( SYN_IE(TypecheckedMonoBinds), SYN_IE(TypecheckedHsExpr)
)
import CoreSyn
import Name ( isExported )
import DsMonad
-import DsBinds ( dsBinds )
+import DsBinds ( dsMonoBinds )
import DsUtils
import Bag ( unionBags )
\begin{code}
deSugar :: UniqSupply -- name supply
-> Module -- module name
-
- -> (TypecheckedHsBinds, -- input: recsel, class, instance, and value
- TypecheckedHsBinds, -- bindings; see "tcModule" (which produces
- TypecheckedHsBinds, -- them)
- TypecheckedHsBinds,
- TypecheckedHsBinds)
--- ToDo: handling of const_inst thingies is certainly WRONG ***************************
-
+ -> TypecheckedMonoBinds
-> ([CoreBinding], -- output
DsWarnings) -- Shadowing complaints
-deSugar us mod_name (recsel_binds, clas_binds, inst_binds, val_binds, const_inst_binds)
+deSugar us mod_name all_binds
= let
- (us0, us0a) = splitUniqSupply us
- (us1, us1a) = splitUniqSupply us0a
- (us2, us2a) = splitUniqSupply us1a
- (us3, us3a) = splitUniqSupply us2a
- (us4, us5) = splitUniqSupply us3a
+ (us1, us2) = splitUniqSupply us
module_and_group = (mod_name, grp_name)
-
grp_name = case opt_SccGroup of
Just xx -> _PK_ xx
Nothing -> mod_name -- default: module name
- (core_const_binds, shadows1)
- = initDs us0 nullIdEnv module_and_group (dsBinds False const_inst_binds)
- core_const_prs = pairsFromCoreBinds core_const_binds
-
- (core_clas_binds, shadows2)
- = initDs us1 nullIdEnv module_and_group (dsBinds False clas_binds)
- core_clas_prs = pairsFromCoreBinds core_clas_binds
-
- (core_inst_binds, shadows3)
- = initDs us2 nullIdEnv module_and_group (dsBinds False inst_binds)
- core_inst_prs = pairsFromCoreBinds core_inst_binds
+ (core_prs, shadows) = initDs us1 nullIdEnv module_and_group
+ (dsMonoBinds opt_SccProfilingOn recursive all_binds [])
- (core_val_binds, shadows4)
- = initDs us3 nullIdEnv module_and_group (dsBinds opt_SccProfilingOn val_binds)
- core_val_pairs = pairsFromCoreBinds core_val_binds
-
- (core_recsel_binds, shadows5)
- = initDs us4 nullIdEnv module_and_group (dsBinds False recsel_binds)
- core_recsel_prs = pairsFromCoreBinds core_recsel_binds
-
- final_binds
- = if (null core_clas_prs && null core_inst_prs
- && null core_recsel_prs {-???dont know???-} && null core_const_prs) then
- -- we don't have to make the whole thing recursive
- core_clas_binds ++ core_val_binds
-
- else -- gotta make it recursive (sigh)
- [Rec (core_clas_prs ++ core_inst_prs
- ++ core_const_prs ++ core_val_pairs ++ core_recsel_prs)]
-
- lift_final_binds = liftCoreBindings us5 final_binds
+ lift_final_binds = liftCoreBindings us2 [Rec core_prs]
really_final_binds = if opt_DoCoreLinting
then lintCoreBindings PprDebug "Desugarer" False lift_final_binds
else lift_final_binds
-
- shadows = shadows1 `unionBags` shadows2 `unionBags`
- shadows3 `unionBags` shadows4 `unionBags` shadows5
in
(really_final_binds, shadows)
\end{code}