- (vbndrs, lbndrs, (vrhss, vbody, lrhss, lbody)) <- vectBndrsIn bndrs vect
- return (Let (Rec (zip vbndrs vrhss)) vbody,
- Let (Rec (zip lbndrs lrhss)) lbody)
- where
- (bndrs, rhss) = unzip prs
-
- vect = do
- (vrhss, lrhss) <- mapAndUnzipM (vectExpr lc) rhss
- (vbody, lbody) <- vectPolyExpr lc body
- return (vrhss, vbody, lrhss, lbody)
-
-vectExpr lc e@(_, AnnLam bndr body)
- | isTyVar bndr = pprPanic "vectExpr" (ppr $ deAnnotate e)
-
-vectExpr lc (fvs, AnnLam bndr body)
- = do
- let tyvars = filter isTyVar (varSetElems fvs)
- info <- mkCEnvInfo fvs bndr body
- (poly_vfn, poly_lfn) <- mkClosureFns info tyvars bndr body
-
- vfn_var <- hoistExpr FSLIT("vfn") poly_vfn
- lfn_var <- hoistExpr FSLIT("lfn") poly_lfn
-
- let (venv, lenv) = mkClosureEnvs info lc
-
- let env_ty = cenv_vty info
-
- pa_dict <- paDictOfType env_ty
-
- arg_ty <- vectType (varType bndr)
- res_ty <- vectType (exprType $ deAnnotate body)
-
- -- FIXME: move the functions to the top level
- mono_vfn <- applyToTypes (Var vfn_var) (map TyVarTy tyvars)
- mono_lfn <- applyToTypes (Var lfn_var) (map TyVarTy tyvars)
-
- mk_clo <- builtin mkClosureVar
- mk_cloP <- builtin mkClosurePVar
-
- let vclo = Var mk_clo `mkTyApps` [arg_ty, res_ty, env_ty]
- `mkApps` [pa_dict, mono_vfn, mono_lfn, venv]
-
- lclo = Var mk_cloP `mkTyApps` [arg_ty, res_ty, env_ty]
- `mkApps` [pa_dict, mono_vfn, mono_lfn, lenv]
-
- return (vclo, lclo)
-