import Name
+-- | Build the PA dictionary for some type and hoist it to top level.
+-- The PA dictionary holds fns that convert values to and from their vectorised representations.
+buildPADict
+ :: TyCon -- ^ tycon of the type being vectorised.
+ -> TyCon -- ^ tycon of the type used for the vectorised representation.
+ -> TyCon --
+ -> SumRepr -- ^ representation used for the type being vectorised.
+ -> VM Var -- ^ name of the top-level dictionary function.
-buildPADict :: TyCon -> TyCon -> TyCon -> SumRepr -> VM Var
buildPADict vect_tc prepr_tc arr_tc repr
= polyAbstract tvs $ \args ->
do
dfun_ty = mkForAllTys tvs
$ mkFunTys (map varType args) (mkTyConApp pa_tc [inst_ty])
+ -- Set the unfolding for the inliner.
raw_dfun <- newExportedVar dfun_name dfun_ty
- let dfun = raw_dfun `setIdUnfolding` mkDFunUnfolding dfun_ty (map Var method_ids)
+ let dfun = raw_dfun `setIdUnfolding` mkDFunUnfolding dfun_ty (map Var method_ids)
`setInlinePragma` dfunInlinePragma
+ -- Add the new binding to the top-level environment.
hoistBinding dfun dict
return dfun
where
- tvs = tyConTyVars vect_tc
- arg_tys = mkTyVarTys tvs
- inst_ty = mkTyConApp vect_tc arg_tys
+ tvs = tyConTyVars vect_tc
+ arg_tys = mkTyVarTys tvs
+ inst_ty = mkTyConApp vect_tc arg_tys
dfun_name = mkPADFunOcc (getOccName vect_tc)
method args (name, build)
= localV
$ do
- expr <- build vect_tc prepr_tc arr_tc repr
+ expr <- build vect_tc prepr_tc arr_tc repr
let body = mkLams (tvs ++ args) expr
raw_var <- newExportedVar (method_name name) (exprType body)
let var = raw_var
- `setIdUnfolding` mkInlineUnfolding (Just (length args)) body
+ `setIdUnfolding` mkInlineRule body (Just (length args))
`setInlinePragma` alwaysInlinePragma
hoistBinding var body
return var
method_call args id = mkApps (Var id) (map Type arg_tys ++ map Var args)
-
- method_name name = mkVarOcc $ occNameString dfun_name ++ ('$' : name)
+ method_name name = mkVarOcc $ occNameString dfun_name ++ ('$' : name)
paMethods :: [(String, TyCon -> TyCon -> TyCon -> SumRepr -> VM CoreExpr)]