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(***********************************************************************)
(* *)
(* OCaml *)
(* *)
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* en Automatique. All rights reserved. This file is distributed *)
(* under the terms of the GNU Library General Public License, with *)
(* the special exception on linking described in file ../LICENSE. *)
(* *)
(***********************************************************************)
(* $Id$ *)
(* Module [Int64]: 64-bit integers *)
external neg : int64 -> int64 = "%int64_neg"
external add : int64 -> int64 -> int64 = "%int64_add"
external sub : int64 -> int64 -> int64 = "%int64_sub"
external mul : int64 -> int64 -> int64 = "%int64_mul"
external div : int64 -> int64 -> int64 = "%int64_div"
external rem : int64 -> int64 -> int64 = "%int64_mod"
external logand : int64 -> int64 -> int64 = "%int64_and"
external logor : int64 -> int64 -> int64 = "%int64_or"
external logxor : int64 -> int64 -> int64 = "%int64_xor"
external shift_left : int64 -> int -> int64 = "%int64_lsl"
external shift_right : int64 -> int -> int64 = "%int64_asr"
external shift_right_logical : int64 -> int -> int64 = "%int64_lsr"
external of_int : int -> int64 = "%int64_of_int"
external to_int : int64 -> int = "%int64_to_int"
external of_float : float -> int64 = "caml_int64_of_float"
external to_float : int64 -> float = "caml_int64_to_float"
external of_int32 : int32 -> int64 = "%int64_of_int32"
external to_int32 : int64 -> int32 = "%int64_to_int32"
external of_nativeint : nativeint -> int64 = "%int64_of_nativeint"
external to_nativeint : int64 -> nativeint = "%int64_to_nativeint"
let zero = 0L
let one = 1L
let minus_one = -1L
let succ n = add n 1L
let pred n = sub n 1L
let abs n = if n >= 0L then n else neg n
let min_int = 0x8000000000000000L
let max_int = 0x7FFFFFFFFFFFFFFFL
let lognot n = logxor n (-1L)
external format : string -> int64 -> string = "caml_int64_format"
let to_string n = format "%d" n
external of_string : string -> int64 = "caml_int64_of_string"
external bits_of_float : float -> int64 = "caml_int64_bits_of_float"
external float_of_bits : int64 -> float = "caml_int64_float_of_bits"
type t = int64
let compare (x: t) (y: t) = Pervasives.compare x y
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