-- Simple construction
mkId, mkVanillaId, mkSysLocal, mkUserLocal,
- mkTemplateLocals, mkWildId, mkTemplateLocal,
+ mkTemplateLocals, mkTemplateLocalsNum, mkWildId, mkTemplateLocal,
-- Taking an Id apart
idName, idType, idUnique, idInfo,
zapFragileIdInfo, zapLamIdInfo,
-- Predicates
- omitIfaceSigForId,
+ omitIfaceSigForId, isDeadBinder,
exportWithOrigOccName,
externallyVisibleId,
- idFreeTyVars,
+ idFreeTyVars,
+ isIP,
+ isSpecPragmaId, isRecordSelector,
+ isPrimOpId, isPrimOpId_maybe,
+ isDataConId, isDataConId_maybe, isDataConWrapId,
+ isDataConWrapId_maybe,
+ isBottomingId,
+ isExportedId, isUserExportedId,
+ hasNoBinding,
-- Inline pragma stuff
- getInlinePragma, setInlinePragma, modifyInlinePragma,
+ idInlinePragma, setInlinePragma, modifyInlinePragma,
- isSpecPragmaId, isRecordSelector,
- isPrimitiveId_maybe, isDataConId_maybe,
- isConstantId, isBottomingId, idAppIsBottom,
- isExportedId, isUserExportedId,
- mayHaveNoBinding,
-- One shot lambda stuff
isOneShotLambda, setOneShotLambda, clearOneShotLambda,
-- IdInfo stuff
setIdUnfolding,
- setIdArity,
+ setIdArityInfo,
setIdDemandInfo,
setIdStrictness,
setIdWorkerInfo,
setIdSpecialisation,
- setIdUpdateInfo,
setIdCafInfo,
setIdCprInfo,
setIdOccInfo,
- getIdArity,
- getIdDemandInfo,
- getIdStrictness,
- getIdWorkerInfo,
- getIdUnfolding,
- getIdSpecialisation,
- getIdUpdateInfo,
- getIdCafInfo,
- getIdCprInfo,
- getIdOccInfo
+ idArity, idArityInfo,
+ idFlavour,
+ idDemandInfo,
+ idStrictness,
+ idWorkerInfo,
+ idUnfolding,
+ idSpecialisation,
+ idCafInfo,
+ idCprInfo,
+ idLBVarInfo,
+ idOccInfo,
) where
#include "HsVersions.h"
-import {-# SOURCE #-} CoreUnfold ( Unfolding )
-import {-# SOURCE #-} CoreSyn ( CoreRules )
+import CoreSyn ( Unfolding, CoreRules, CoreExpr, Expr(..),
+ AltCon (..), Alt, mkApps, Arg )
+import BasicTypes ( Arity )
import Var ( Id, DictId,
isId, mkIdVar,
idName, idType, idUnique, idInfo,
setIdName, setVarType, setIdUnique,
- setIdInfo, lazySetIdInfo, modifyIdInfo, maybeModifyIdInfo,
+ setIdInfo, lazySetIdInfo, modifyIdInfo,
+ maybeModifyIdInfo,
externallyVisibleId
)
import VarSet
-import Type ( Type, tyVarsOfType, typePrimRep, addFreeTyVars, seqType, splitTyConApp_maybe )
+import Type ( Type, tyVarsOfType, typePrimRep, addFreeTyVars,
+ seqType, splitAlgTyConApp_maybe, mkTyVarTy,
+ mkTyConApp, splitTyConApp_maybe)
import IdInfo
import Demand ( Demand, isStrict, wwLazy )
import Name ( Name, OccName,
mkSysLocalName, mkLocalName,
- isWiredInName, isUserExportedName
+ isUserExportedName, getOccName, isIPOcc
)
import OccName ( UserFS )
-import Const ( Con(..) )
import PrimRep ( PrimRep )
-import PrimOp ( PrimOp )
+import PrimOp ( PrimOp, primOpIsCheap )
import TysPrim ( statePrimTyCon )
-import FieldLabel ( FieldLabel(..) )
+import FieldLabel ( FieldLabel )
import SrcLoc ( SrcLoc )
-import Unique ( Unique, mkBuiltinUnique, getBuiltinUniques )
+import Unique ( Unique, mkBuiltinUnique, getBuiltinUniques,
+ getNumBuiltinUniques )
import Outputable
-
+import TyCon ( TyCon, AlgTyConFlavour(..), ArgVrcs, mkSynTyCon,
+ mkAlgTyConRep, tyConName,
+ tyConTyVars, tyConDataCons )
+import DataCon ( DataCon, dataConWrapId, dataConOrigArgTys )
+import Var ( Var )
infixl 1 `setIdUnfolding`,
- `setIdArity`,
+ `setIdArityInfo`,
`setIdDemandInfo`,
`setIdStrictness`,
`setIdWorkerInfo`,
`setIdSpecialisation`,
- `setIdUpdateInfo`,
`setInlinePragma`,
- `getIdCafInfo`,
- `getIdCprInfo`
+ `idCafInfo`,
+ `idCprInfo`
-- infixl so you can say (id `set` a `set` b)
\end{code}
(getBuiltinUniques (length tys))
tys
+mkTemplateLocalsNum :: Int -> [Type] -> [Id]
+mkTemplateLocalsNum n tys = zipWith (mkSysLocal SLIT("tpl"))
+ (getNumBuiltinUniques n (length tys))
+ tys
+
mkTemplateLocal :: Int -> Type -> Id
mkTemplateLocal i ty = mkSysLocal SLIT("tpl") (mkBuiltinUnique i) ty
\end{code}
RecordSelId lbl -> True
other -> False
-isPrimitiveId_maybe id = case idFlavour id of
- ConstantId (PrimOp op) -> Just op
- other -> Nothing
+isPrimOpId id = case idFlavour id of
+ PrimOpId op -> True
+ other -> False
+
+isPrimOpId_maybe id = case idFlavour id of
+ PrimOpId op -> Just op
+ other -> Nothing
+
+isDataConId id = case idFlavour id of
+ DataConId _ -> True
+ other -> False
isDataConId_maybe id = case idFlavour id of
- ConstantId (DataCon con) -> Just con
- other -> Nothing
+ DataConId con -> Just con
+ other -> Nothing
+
+isDataConWrapId_maybe id = case idFlavour id of
+ DataConWrapId con -> Just con
+ other -> Nothing
-isConstantId id = case idFlavour id of
- ConstantId _ -> True
- other -> False
+isDataConWrapId id = case idFlavour id of
+ DataConWrapId con -> True
+ other -> False
isSpecPragmaId id = case idFlavour id of
SpecPragmaId -> True
other -> False
-mayHaveNoBinding id = isConstantId id
- -- mayHaveNoBinding returns True of an Id which may not have a
+hasNoBinding id = case idFlavour id of
+ DataConId _ -> True
+ PrimOpId _ -> True
+ other -> False
+ -- hasNoBinding returns True of an Id which may not have a
-- binding, even though it is defined in this module. Notably,
-- the constructors of a dictionary are in this situation.
- --
- -- mayHaveNoBinding returns True of some things that *do* have a local binding,
- -- so it's only an approximation. That's ok... it's only use for assertions.
-- Don't drop a binding for an exported Id,
-- if it otherwise looks dead.
\begin{code}
omitIfaceSigForId :: Id -> Bool
omitIfaceSigForId id
- | isWiredInName (idName id)
- = True
-
| otherwise
= case idFlavour id of
- RecordSelId _ -> True -- Includes dictionary selectors
- ConstantId _ -> True
- -- ConstantIds are implied by their type or class decl;
+ RecordSelId _ -> True -- Includes dictionary selectors
+ PrimOpId _ -> True
+ DataConId _ -> True
+ DataConWrapId _ -> True
+ -- These are are implied by their type or class decl;
-- remember that all type and class decls appear in the interface file.
-- The dfun id must *not* be omitted, because it carries version info for
-- the instance decl
exportWithOrigOccName id = omitIfaceSigForId id || isUserExportedId id
\end{code}
+\begin{code}
+isDeadBinder :: Id -> Bool
+isDeadBinder bndr | isId bndr = isDeadOcc (idOccInfo bndr)
+ | otherwise = False -- TyVars count as not dead
+
+isIP id = isIPOcc (getOccName id)
+\end{code}
%************************************************************************
\begin{code}
---------------------------------
-- ARITY
-getIdArity :: Id -> ArityInfo
-getIdArity id = arityInfo (idInfo id)
+idArityInfo :: Id -> ArityInfo
+idArityInfo id = arityInfo (idInfo id)
+
+idArity :: Id -> Arity
+idArity id = arityLowerBound (idArityInfo id)
-setIdArity :: Id -> ArityInfo -> Id
-setIdArity id arity = modifyIdInfo (`setArityInfo` arity) id
+setIdArityInfo :: Id -> ArityInfo -> Id
+setIdArityInfo id arity = modifyIdInfo (`setArityInfo` arity) id
---------------------------------
-- STRICTNESS
-getIdStrictness :: Id -> StrictnessInfo
-getIdStrictness id = strictnessInfo (idInfo id)
+idStrictness :: Id -> StrictnessInfo
+idStrictness id = strictnessInfo (idInfo id)
setIdStrictness :: Id -> StrictnessInfo -> Id
setIdStrictness id strict_info = modifyIdInfo (`setStrictnessInfo` strict_info) id
-- isBottomingId returns true if an application to n args would diverge
isBottomingId :: Id -> Bool
-isBottomingId id = isBottomingStrictness (strictnessInfo (idInfo id))
-
-idAppIsBottom :: Id -> Int -> Bool
-idAppIsBottom id n = appIsBottom (strictnessInfo (idInfo id)) n
+isBottomingId id = isBottomingStrictness (idStrictness id)
---------------------------------
-- WORKER ID
-getIdWorkerInfo :: Id -> WorkerInfo
-getIdWorkerInfo id = workerInfo (idInfo id)
+idWorkerInfo :: Id -> WorkerInfo
+idWorkerInfo id = workerInfo (idInfo id)
setIdWorkerInfo :: Id -> WorkerInfo -> Id
setIdWorkerInfo id work_info = modifyIdInfo (`setWorkerInfo` work_info) id
---------------------------------
-- UNFOLDING
-getIdUnfolding :: Id -> Unfolding
-getIdUnfolding id = unfoldingInfo (idInfo id)
+idUnfolding :: Id -> Unfolding
+idUnfolding id = unfoldingInfo (idInfo id)
setIdUnfolding :: Id -> Unfolding -> Id
setIdUnfolding id unfolding = modifyIdInfo (`setUnfoldingInfo` unfolding) id
---------------------------------
-- DEMAND
-getIdDemandInfo :: Id -> Demand
-getIdDemandInfo id = demandInfo (idInfo id)
+idDemandInfo :: Id -> Demand
+idDemandInfo id = demandInfo (idInfo id)
setIdDemandInfo :: Id -> Demand -> Id
setIdDemandInfo id demand_info = modifyIdInfo (`setDemandInfo` demand_info) id
---------------------------------
- -- UPDATE INFO
-getIdUpdateInfo :: Id -> UpdateInfo
-getIdUpdateInfo id = updateInfo (idInfo id)
-
-setIdUpdateInfo :: Id -> UpdateInfo -> Id
-setIdUpdateInfo id upd_info = modifyIdInfo (`setUpdateInfo` upd_info) id
-
- ---------------------------------
-- SPECIALISATION
-getIdSpecialisation :: Id -> CoreRules
-getIdSpecialisation id = specInfo (idInfo id)
+idSpecialisation :: Id -> CoreRules
+idSpecialisation id = specInfo (idInfo id)
setIdSpecialisation :: Id -> CoreRules -> Id
setIdSpecialisation id spec_info = modifyIdInfo (`setSpecInfo` spec_info) id
---------------------------------
-- CAF INFO
-getIdCafInfo :: Id -> CafInfo
-getIdCafInfo id = cafInfo (idInfo id)
+idCafInfo :: Id -> CafInfo
+idCafInfo id = cafInfo (idInfo id)
setIdCafInfo :: Id -> CafInfo -> Id
setIdCafInfo id caf_info = modifyIdInfo (`setCafInfo` caf_info) id
---------------------------------
-- CPR INFO
-getIdCprInfo :: Id -> CprInfo
-getIdCprInfo id = cprInfo (idInfo id)
+idCprInfo :: Id -> CprInfo
+idCprInfo id = cprInfo (idInfo id)
setIdCprInfo :: Id -> CprInfo -> Id
setIdCprInfo id cpr_info = modifyIdInfo (`setCprInfo` cpr_info) id
---------------------------------
-- Occcurrence INFO
-getIdOccInfo :: Id -> OccInfo
-getIdOccInfo id = occInfo (idInfo id)
+idOccInfo :: Id -> OccInfo
+idOccInfo id = occInfo (idInfo id)
setIdOccInfo :: Id -> OccInfo -> Id
setIdOccInfo id occ_info = modifyIdInfo (`setOccInfo` occ_info) id
OK not to if optimisation is switched off.
\begin{code}
-getInlinePragma :: Id -> InlinePragInfo
-getInlinePragma id = inlinePragInfo (idInfo id)
+idInlinePragma :: Id -> InlinePragInfo
+idInlinePragma id = inlinePragInfo (idInfo id)
setInlinePragma :: Id -> InlinePragInfo -> Id
setInlinePragma id prag = modifyIdInfo (`setInlinePragInfo` prag) id
---------------------------------
-- ONE-SHOT LAMBDAS
\begin{code}
+idLBVarInfo :: Id -> LBVarInfo
+idLBVarInfo id = lbvarInfo (idInfo id)
+
isOneShotLambda :: Id -> Bool
-isOneShotLambda id = case lbvarInfo (idInfo id) of
+isOneShotLambda id = case idLBVarInfo id of
IsOneShotLambda -> True
NoLBVarInfo -> case splitTyConApp_maybe (idType id) of
Just (tycon,_) -> tycon == statePrimTyCon
zapLamIdInfo id = maybeModifyIdInfo zapLamInfo id
\end{code}
+
+
+
+
+
+
+
+
+
+