Source file `ringo.ml`

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(*****************************************************************************)
(*                                                                           *)
(* Open Source License                                                       *)
(* Copyright (c) 2022 Nomadic Labs, <contact@nomadic-labs.com>               *)
(*                                                                           *)
(* Permission is hereby granted, free of charge, to any person obtaining a   *)
(* copy of this software and associated documentation files (the "Software"),*)
(* to deal in the Software without restriction, including without limitation *)
(* the rights to use, copy, modify, merge, publish, distribute, sublicense,  *)
(* and/or sell copies of the Software, and to permit persons to whom the     *)
(* Software is furnished to do so, subject to the following conditions:      *)
(*                                                                           *)
(* The above copyright notice and this permission notice shall be included   *)
(* in all copies or substantial portions of the Software.                    *)
(*                                                                           *)
(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,  *)
(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL   *)
(* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER*)
(* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING   *)
(* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER       *)
(* DEALINGS IN THE SOFTWARE.                                                 *)
(*                                                                           *)
(*****************************************************************************)

module type COLLECTION = Sigs.COLLECTION
module LRU_Collection : COLLECTION = struct
   include Dll
   let promote_read = promote
   let promote_write = promote
end
module FIFO_Sloppy_Collection : COLLECTION = struct
   include Ring
   type 'a node = 'a
   let data x = x

   let add r x = add r x; x
   let add_and_return_erased r x =
     let erased = add_and_return_erased r x in
     (x, erased)
   let add_list r xs =
     add_list r xs;
     Utils.n_last xs (capacity r)

   let remove _ _ = ()

   let promote _ _ = ()
   let promote_read _ _ = ()
   let promote_write c e = ignore @@ add c (data e)

   let elements_data = elements
end
module FIFO_Precise_Collection : COLLECTION = struct
   include Dll
   let promote_read _ _ = ()
   let promote_write = promote
   let promote _ _ = ()
end

module type UNBOXED_COLLECTION = Sigs.UNBOXED_COLLECTION
module Ring : UNBOXED_COLLECTION = Ring
module Dll : UNBOXED_COLLECTION = Functors.Unbox(Dll)

module type WEIGHTED_COLLECTION = Sigs.WEIGHTED_COLLECTION

module Weighted_LRU_Collection : WEIGHTED_COLLECTION = struct
  include Weighted_dll

  let promote_read = promote
  let promote_write = promote
end

module type UNBOXED_WEIGHTED_COLLECTION = Sigs.UNBOXED_WEIGHTED_COLLECTION

module Weighted_Dll : UNBOXED_WEIGHTED_COLLECTION =
  Functors.Unbox_weighted (Weighted_dll)