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|
(****************************************************************************)
(* the diy toolsuite *)
(* *)
(* Jade Alglave, University College London, UK. *)
(* Luc Maranget, INRIA Paris-Rocquencourt, 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. *)
(****************************************************************************)
(** Operations that are arch specific *)
module type S = sig
type op
type extra_op1
type 'a constr_op1
type op1 = extra_op1 constr_op1
val pp_op : op -> string
val pp_op1 : bool (* hexa *) -> op1 -> string
type scalar
type pteval
type instr
type cst = (scalar, pteval, instr) Constant.t
(* Specific operations *)
val do_op : op -> cst -> cst -> cst option
val do_op1 : op1 -> cst -> cst option
(******************************************)
(* Particular cases of generic operations *)
(******************************************)
(* Compute page key *)
val shift_address_right : string -> scalar -> cst option
(* Computing on page table entries *)
val orop : pteval -> scalar -> pteval option
val andnot2 : pteval -> scalar -> pteval option
val andop : pteval -> scalar -> scalar option
(* Masking some structured constant *)
val mask : cst -> MachSize.sz -> cst option
end
type no_extra_op1
type 'a no_constr_op1
type no_arch_op
module No (Cst : Constant.S) :
S
with type scalar = Cst.Scalar.t
and type pteval = Cst.PteVal.t
and type instr = Cst.Instr.t
and type op = no_arch_op
and type extra_op1 = no_extra_op1
and type 'a constr_op1 = 'a no_constr_op1
= struct
type op = no_arch_op
type extra_op1 = no_extra_op1
type 'a constr_op1 = 'a no_constr_op1
type op1 = extra_op1 constr_op1
let pp_op _ = assert false
let pp_op1 _hexa _ = assert false
type scalar = Cst.Scalar.t
type pteval = Cst.PteVal.t
type instr = Cst.Instr.t
type cst = (scalar, pteval, instr) Constant.t
let do_op _ _ _ = None
let do_op1 _ _ = None
let shift_address_right _ _ = None
let orop _ _ = None
let andnot2 _ _ = None
let andop _ _ = None
let mask _ _ = None
end
module type S1 = sig
type extra_op1
type 'a constr_op1
type op1 = extra_op1 constr_op1
val pp_op1 : bool (* hexa *) -> op1 -> string
type scalar
type pteval
type instr
type cst = (scalar, pteval, instr) Constant.t
val do_op1 : op1 -> cst -> cst option
val shift_address_right : string -> scalar -> cst option
val orop : pteval -> scalar -> pteval option
val andnot2 : pteval -> scalar -> pteval option
val andop : pteval -> scalar -> scalar option
val mask : cst -> MachSize.sz -> cst option
end
module OnlyArchOp1 (A : S1) :
S
with type extra_op1 = A.extra_op1
and type 'a constr_op1 = 'a A.constr_op1
and type scalar = A.scalar
and type pteval = A.pteval
and type instr = A.instr
and type op = no_arch_op
= struct
include A
type op = no_arch_op
let pp_op _ = assert false
let do_op _ _ _ = None
end
|
