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|
(****************************************************************************)
(* the diy toolsuite *)
(* *)
(* Jade Alglave, University College London, UK. *)
(* Luc Maranget, INRIA Paris-Rocquencourt, France. *)
(* *)
(* Copyright 2014-present Institut National de Recherche en Informatique et *)
(* en Automatique and the authors. All rights reserved. *)
(* *)
(* This software is governed by the CeCILL-B license under French law and *)
(* abiding by the rules of distribution of free software. You can use, *)
(* modify and/ or redistribute the software under the terms of the CeCILL-B *)
(* license as circulated by CEA, CNRS and INRIA at the following URL *)
(* "http://www.cecill.info". We also give a copy in LICENSE.txt. *)
(****************************************************************************)
(* The subset of C types that we use *)
type base = string
type t =
| Base of base
| Volatile of t
| Const of t
| Atomic of t
| Pointer of t
(** limited arrays *)
| Array of base * int
val void : t
val voidstar : t
val word : t
val quad : t
val int32x4_t : t
val svbool_t : t
val svint32_t : t
val pteval_t : t
val pte : t
val ins_t : t
val dump : t -> string
val debug : t -> string
type fmt = Direct of string | Macro of string
val get_fmt : bool (* hexa *) -> base -> fmt option
val is_ptr : t -> bool
val is_pte : t -> bool
val is_array : t -> bool
val is_atomic : t -> bool
val is_ins_t : t -> bool
val is_ins_ptr_t : t -> bool
val strip_atomic : t -> t
val strip_volatile : t -> t
val strip_const : t -> t
val strip_attributes : t -> t
val is_ptr_to_atomic : t -> bool
(* Identical base types, is signed vs. unsigned *)
val same_base : t -> t -> bool
val type_for_align : int -> t
(* Type of array elements, fails if argument is not an array type *)
val element_type : t -> t
(* Is type integer signed? *)
val signed : t -> bool
(* Best effort to find size of integer types.
Return None when type is not an integer type or
when size is unclear. *)
val base_size : t -> MachSize.sz option
(* Best effort to find size of types in bytes (C sizeof) *)
val sizeof : t -> int option
(* Select larger type of two, in case of impossibility, select second type *)
val larger : t -> t -> t
|
