ocaml/typing/typeopt.mli

44 lines
2.3 KiB
OCaml

(**************************************************************************)
(* *)
(* OCaml *)
(* *)
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1998 Institut National de Recherche en Informatique et *)
(* en Automatique. *)
(* *)
(* All rights reserved. This file is distributed under the terms of *)
(* the GNU Lesser General Public License version 2.1, with the *)
(* special exception on linking described in the file LICENSE. *)
(* *)
(**************************************************************************)
(* Auxiliaries for type-based optimizations, e.g. array kinds *)
val is_function_type :
Env.t -> Types.type_expr -> (Types.type_expr * Types.type_expr) option
val is_base_type : Env.t -> Types.type_expr -> Path.t -> bool
val maybe_pointer_type : Env.t -> Types.type_expr
-> Lambda.immediate_or_pointer
val maybe_pointer : Typedtree.expression -> Lambda.immediate_or_pointer
val array_type_kind : Env.t -> Types.type_expr -> Lambda.array_kind
val array_kind : Typedtree.expression -> Lambda.array_kind
val array_pattern_kind : Typedtree.pattern -> Lambda.array_kind
val bigarray_type_kind_and_layout :
Env.t -> Types.type_expr -> Lambda.bigarray_kind * Lambda.bigarray_layout
val value_kind : Env.t -> Types.type_expr -> Lambda.value_kind
val function_return_value_kind : Env.t -> Types.type_expr -> Lambda.value_kind
val classify_lazy_argument : Typedtree.expression ->
[ `Constant_or_function
| `Float_that_cannot_be_shortcut
| `Identifier of [`Forward_value | `Other]
| `Other]
val value_kind_union :
Lambda.value_kind -> Lambda.value_kind -> Lambda.value_kind
(** [value_kind_union k1 k2] is a value_kind at least as general as
[k1] and [k2] *)