|
adamc@1200
|
1 (* Copyright (c) 2010, Adam Chlipala
|
|
adamc@1200
|
2 * All rights reserved.
|
|
adamc@1200
|
3 *
|
|
adamc@1200
|
4 * Redistribution and use in source and binary forms, with or without
|
|
adamc@1200
|
5 * modification, are permitted provided that the following conditions are met:
|
|
adamc@1200
|
6 *
|
|
adamc@1200
|
7 * - Redistributions of source code must retain the above copyright notice,
|
|
adamc@1200
|
8 * this list of conditions and the following disclaimer.
|
|
adamc@1200
|
9 * - Redistributions in binary form must reproduce the above copyright notice,
|
|
adamc@1200
|
10 * this list of conditions and the following disclaimer in the documentation
|
|
adamc@1200
|
11 * and/or other materials provided with the distribution.
|
|
adamc@1200
|
12 * - The names of contributors may not be used to endorse or promote products
|
|
adamc@1200
|
13 * derived from this software without specific prior written permission.
|
|
adamc@1200
|
14 *
|
|
adamc@1200
|
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
adamc@1200
|
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
adamc@1200
|
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
adamc@1200
|
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
adamc@1200
|
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
adamc@1200
|
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
adamc@1200
|
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
adamc@1200
|
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
adamc@1200
|
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
adamc@1200
|
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
adamc@1200
|
25 * POSSIBILITY OF SUCH DAMAGE.
|
|
adamc@1200
|
26 *)
|
|
adamc@1200
|
27
|
|
adamc@1200
|
28 signature IFLOW = sig
|
|
adamc@1200
|
29
|
|
adamc@1200
|
30 type lvar = int
|
|
adamc@1200
|
31
|
|
adamc@1200
|
32 datatype exp =
|
|
adamc@1200
|
33 Const of Prim.t
|
|
adamc@1200
|
34 | Var of int
|
|
adamc@1200
|
35 | Lvar of int
|
|
adamc@1200
|
36 | Func of string * exp list
|
|
adamc@1200
|
37 | Recd of (string * exp) list
|
|
adamc@1200
|
38 | Proj of exp * string
|
|
adamc@1200
|
39 | Finish
|
|
adamc@1200
|
40
|
|
adamc@1200
|
41 datatype reln =
|
|
adamc@1207
|
42 Known
|
|
adamc@1207
|
43 | Sql of string
|
|
adamc@1200
|
44 | Eq
|
|
adamc@1200
|
45
|
|
adamc@1200
|
46 datatype prop =
|
|
adamc@1200
|
47 True
|
|
adamc@1200
|
48 | False
|
|
adamc@1200
|
49 | Unknown
|
|
adamc@1200
|
50 | And of prop * prop
|
|
adamc@1200
|
51 | Or of prop * prop
|
|
adamc@1200
|
52 | Reln of reln * exp list
|
|
adamc@1200
|
53 | Select of int * lvar * lvar * prop * exp
|
|
adamc@1200
|
54
|
|
adamc@1202
|
55 exception Imply of prop * prop
|
|
adamc@1200
|
56
|
|
adamc@1200
|
57 val check : Mono.file -> unit
|
|
adamc@1200
|
58
|
|
adamc@1206
|
59 val debug : bool ref
|
|
adamc@1206
|
60
|
|
adamc@1200
|
61 end
|
