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|
(****************************************************************************)
(* the diy toolsuite *)
(* *)
(* Jade Alglave, University College London, UK. *)
(* Luc Maranget, INRIA Paris, France. *)
(* *)
(* Copyright 2021-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. *)
(****************************************************************************)
(** Abstract page table entry values *)
module type S = sig
type t
(* Default pte for virtual addresses and pte themselves *)
val default : string -> t
val of_pte : string -> t
val is_default : t -> bool
val pp : bool -> t -> string
val pp_v : t -> string
val pp_hash : t -> string
val tr : ParsedPteVal.t -> t
val pp_norm : ParsedPteVal.t -> string
val eq : t -> t -> bool
val compare : t -> t -> int
(* Access flag exported, accessed in mem.ml *)
val is_af : t -> bool
val same_oa : t -> t -> bool
(* Value specifies a writable page *)
val writable : bool -> bool -> t -> bool
(* Attributes *)
val get_attrs : t -> string list
(* Litmus *)
val fields : string list
val default_fields : string list
val dump_pack : (string -> string) -> t -> string
val as_physical : t -> string option
val as_flags : t -> string option
end
module No = struct
type t = unit
let default _ = ()
let of_pte _ = ()
let is_default _ = true
let pp _ _ = "()"
let pp_v _ = "()"
let pp_hash _ = "()"
let tr _ = ()
let pp_norm _ = "()"
let eq _ _ = true
let compare _ _ = 0
let is_af _ = false
let same_oa _ _ = false
let writable _ _ _ = false
let get_attrs _ = []
let fields = []
let default_fields = []
let dump_pack _ _ = "()"
let as_physical _ = None
let as_flags _ = None
end
module ASL = No
|
