)
import TysWiredIn ( charTy, mkListTy )
import PrelRules ( primOpRules )
-import Type ( TyThing(..), mkForAllTy, tyVarsOfTypes, newTyConInstRhs, coreEqType,
- PredType(..),
- mkTopTvSubst, substTyVar )
+import Type ( TyThing(..), mkForAllTy, tyVarsOfTypes,
+ newTyConInstRhs, mkTopTvSubst, substTyVar )
import TcGadt ( gadtRefine, refineType, emptyRefinement )
import HsBinds ( ExprCoFn(..), isIdCoercion )
-import Coercion ( mkSymCoercion, mkUnsafeCoercion,
- splitNewTypeRepCo_maybe, isEqPred )
+import Coercion ( mkSymCoercion, mkUnsafeCoercion, isEqPred )
import TcType ( Type, ThetaType, mkDictTy, mkPredTys, mkPredTy,
mkTyConApp, mkTyVarTys, mkClassPred, isPredTy,
mkFunTys, mkFunTy, mkSigmaTy, tcSplitSigmaTy, tcEqType,
import Literal ( nullAddrLit, mkStringLit )
import TyCon ( TyCon, isNewTyCon, tyConDataCons, FieldLabel,
tyConStupidTheta, isProductTyCon, isDataTyCon, isRecursiveTyCon,
- newTyConCo, tyConArity )
+ newTyConCo )
import Class ( Class, classTyCon, classSelIds )
-import Var ( Id, TyVar, Var, setIdType, mkCoVar, mkWildCoVar )
+import Var ( Id, TyVar, Var, setIdType )
import VarSet ( isEmptyVarSet, subVarSet, varSetElems )
-import Name ( mkFCallName, mkWiredInName, Name, BuiltInSyntax(..),
- mkSysTvName )
+import Name ( mkFCallName, mkWiredInName, Name, BuiltInSyntax(..))
import OccName ( mkOccNameFS, varName )
import PrimOp ( PrimOp, primOpSig, primOpOcc, primOpTag )
import ForeignCall ( ForeignCall )
import DataCon ( DataCon, DataConIds(..), dataConTyCon, dataConUnivTyVars,
dataConFieldLabels, dataConRepArity, dataConResTys,
dataConRepArgTys, dataConRepType, dataConFullSig,
- dataConSig, dataConStrictMarks, dataConExStricts,
+ dataConStrictMarks, dataConExStricts,
splitProductType, isVanillaDataCon, dataConFieldType,
- dataConInstOrigArgTys, deepSplitProductType
+ deepSplitProductType
)
import Id ( idType, mkGlobalId, mkVanillaGlobal, mkSysLocal,
mkTemplateLocals, mkTemplateLocalsNum, mkExportedLocalId,
- mkTemplateLocal, idName, mkWildId
+ mkTemplateLocal, idName
)
import IdInfo ( IdInfo, noCafIdInfo, setUnfoldingInfo,
setArityInfo, setSpecInfo, setCafInfo,
(zip (dict_args ++ id_args) all_strict_marks)
i3 []
- con_app i rep_ids = Var wrk_id `mkTyApps` result_ty_args
+ con_app _ rep_ids = Var wrk_id `mkTyApps` result_ty_args
`mkVarApps` ex_tvs
`mkTyApps` map snd eq_spec
`mkVarApps` reverse rep_ids
Case (Var arg) arg result_ty [(DEFAULT,[], body i (arg:rep_args))]
MarkedUnboxed
- -> unboxProduct i (Var arg) (idType arg) the_body result_ty
+ -> unboxProduct i (Var arg) (idType arg) the_body
where
the_body i con_args = body i (reverse con_args ++ rep_args)
-- PairInt a b -> body [a,b]
--
-- The Ints passed around are just for creating fresh locals
-unboxProduct :: Int -> CoreExpr -> Type -> (Int -> [Id] -> CoreExpr) -> Type -> CoreExpr
-unboxProduct i arg arg_ty body res_ty
+unboxProduct :: Int -> CoreExpr -> Type -> (Int -> [Id] -> CoreExpr) -> CoreExpr
+unboxProduct i arg arg_ty body
= result
where
- result = mkUnpackCase the_id arg arg_ty con_args boxing_con rhs
+ result = mkUnpackCase the_id arg con_args boxing_con rhs
(_tycon, _tycon_args, boxing_con, tys) = deepSplitProductType "unboxProduct" arg_ty
([the_id], i') = mkLocals i [arg_ty]
(con_args, i'') = mkLocals i' tys
rhs = body i'' con_args
-mkUnpackCase :: Id -> CoreExpr -> Type -> [Id] -> DataCon -> CoreExpr -> CoreExpr
+mkUnpackCase :: Id -> CoreExpr -> [Id] -> DataCon -> CoreExpr -> CoreExpr
-- (mkUnpackCase x e args Con body)
-- returns
-- case (e `cast` ...) of bndr { Con args -> body }
--
-- the type of the bndr passed in is irrelevent
-mkUnpackCase bndr arg arg_ty unpk_args boxing_con body
+mkUnpackCase bndr arg unpk_args boxing_con body
= Case cast_arg (setIdType bndr bndr_ty) (exprType body) [(DataAlt boxing_con, unpk_args, body)]
where
(cast_arg, bndr_ty) = go (idType bndr) arg
go ty arg
- | res@(tycon, tycon_args, _, _) <- splitProductType "mkUnpackCase" ty
+ | (tycon, tycon_args, _, _) <- splitProductType "mkUnpackCase" ty
, isNewTyCon tycon && not (isRecursiveTyCon tycon)
= go (newTyConInstRhs tycon tycon_args)
(unwrapNewTypeBody tycon tycon_args arg)
where
stricts = dataConExStricts con ++ dataConStrictMarks con
- go [] stricts us = ([], [])
+ go [] _stricts _us = ([], [])
-- Type variable case
go (arg:args) stricts us
mkUnpackCase, mkProductBox )
import TysWiredIn ( tupleCon )
import Type ( Type, isUnLiftedType, mkFunTys,
- splitForAllTys, splitFunTys, splitRecNewType_maybe, isAlgType
+ splitForAllTys, splitFunTys, isAlgType
)
-import Coercion ( Coercion, mkSymCoercion, splitNewTypeRepCo_maybe )
+import Coercion ( mkSymCoercion, splitNewTypeRepCo_maybe )
import BasicTypes ( Boxity(..) )
import Var ( Var, isId )
import UniqSupply ( returnUs, thenUs, getUniquesUs, UniqSM )
mkWWcpr res_ty res_info
else
returnUs (id, id, res_ty)
- ) `thenUs` \ (wrap_fn_cpr, work_fn_cpr, cpr_res_ty) ->
+ ) `thenUs` \ (wrap_fn_cpr, work_fn_cpr, _cpr_res_ty) ->
returnUs ([idNewDemandInfo v | v <- work_args, isId v],
Note InlineMe . wrap_fn_args . wrap_fn_cpr . wrap_fn_str . applyToVars work_call_args . Var,
-- Unpack case
Eval (Prod cs)
- | Just (arg_tycon, tycon_arg_tys, data_con, inst_con_arg_tys)
+ | Just (_arg_tycon, _tycon_arg_tys, data_con, inst_con_arg_tys)
<- deepSplitProductType_maybe (idType arg)
-> getUniquesUs `thenUs` \ uniqs ->
let
unpk_args = zipWith mk_ww_local uniqs inst_con_arg_tys
unpk_args_w_ds = zipWithEqual "mkWWstr" set_worker_arg_info unpk_args cs
- unbox_fn = mkUnpackCase (sanitiseCaseBndr arg) (Var arg) (idType arg) unpk_args data_con
+ unbox_fn = mkUnpackCase (sanitiseCaseBndr arg) (Var arg) unpk_args data_con
rebox_fn = Let (NonRec arg con_app)
con_app = mkProductBox unpk_args (idType arg)
in
con_app = mkProductBox [arg] body_ty
in
returnUs (\ wkr_call -> Case wkr_call (arg) (exprType con_app) [(DEFAULT, [], con_app)],
- \ body -> workerCase (work_wild) body body_ty [arg] data_con (Var arg),
+ \ body -> workerCase (work_wild) body [arg] data_con (Var arg),
con_arg_ty1)
| otherwise -- The general case
con_app = mkProductBox args body_ty
in
returnUs (\ wkr_call -> Case wkr_call (wrap_wild) (exprType con_app) [(DataAlt ubx_tup_con, args, con_app)],
- \ body -> workerCase (work_wild) body body_ty args data_con ubx_tup_app,
+ \ body -> workerCase (work_wild) body args data_con ubx_tup_app,
ubx_tup_ty)
where
- (_, tycon_arg_tys, data_con, con_arg_tys) = deepSplitProductType "mkWWcpr" body_ty
+ (_arg_tycon, _tycon_arg_tys, data_con, con_arg_tys) = deepSplitProductType "mkWWcpr" body_ty
n_con_args = length con_arg_tys
con_arg_ty1 = head con_arg_tys
-- This transform doesn't move work or allocation
-- from one cost centre to another
-workerCase bndr (Note (SCC cc) e) ty args con body = Note (SCC cc) (mkUnpackCase bndr e ty args con body)
-workerCase bndr e ty args con body = mkUnpackCase bndr e ty args con body
+workerCase bndr (Note (SCC cc) e) args con body = Note (SCC cc) (mkUnpackCase bndr e args con body)
+workerCase bndr e args con body = mkUnpackCase bndr e args con body
\end{code}