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9f8e26f4 C |
1 | (* |
2 | * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen | |
3 | * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix | |
4 | * This file is part of Coccinelle. | |
5 | * | |
6 | * Coccinelle is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, according to version 2 of the License. | |
9 | * | |
10 | * Coccinelle is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>. | |
17 | * | |
18 | * The authors reserve the right to distribute this or future versions of | |
19 | * Coccinelle under other licenses. | |
20 | *) | |
21 | ||
22 | ||
34e49164 C |
23 | |
24 | (* ---------------------------------------------------------------------- *) | |
25 | (* Types *) | |
26 | (* ---------------------------------------------------------------------- *) | |
27 | ||
28 | type strict = STRICT | NONSTRICT | |
29 | ||
30 | type keep_binding = bool (* true = put in witness tree *) | |
31 | ||
32 | (* CTL parameterised on basic predicates and metavar's*) | |
33 | type ('pred,'mvar,'anno) generic_ctl = | |
34 | | False | |
35 | | True | |
36 | | Pred of 'pred | |
37 | | Not of (('pred,'mvar,'anno) generic_ctl) | |
38 | | Exists of keep_binding * 'mvar * (('pred,'mvar,'anno) generic_ctl) | |
39 | | And of strict * (('pred,'mvar,'anno) generic_ctl) * | |
40 | (('pred,'mvar,'anno) generic_ctl) | |
41 | | AndAny of direction * strict * (('pred,'mvar,'anno) generic_ctl) * | |
42 | (('pred,'mvar,'anno) generic_ctl) | |
43 | | HackForStmt of direction * strict * (('pred,'mvar,'anno) generic_ctl) * | |
44 | (('pred,'mvar,'anno) generic_ctl) | |
45 | | Or of (('pred,'mvar,'anno) generic_ctl) * | |
46 | (('pred,'mvar,'anno) generic_ctl) | |
47 | | Implies of (('pred,'mvar,'anno) generic_ctl) * | |
48 | (('pred,'mvar,'anno) generic_ctl) | |
49 | | AF of direction * strict * (('pred,'mvar,'anno) generic_ctl) | |
50 | | AX of direction * strict * (('pred,'mvar,'anno) generic_ctl) | |
51 | | AG of direction * strict * (('pred,'mvar,'anno) generic_ctl) | |
52 | | AW of direction * strict * | |
53 | (* versions with exists v *) | |
54 | (('pred,'mvar,'anno) generic_ctl) * (('pred,'mvar,'anno) generic_ctl) | |
55 | | AU of direction * strict * | |
56 | (* versions with exists v *) | |
57 | (('pred,'mvar,'anno) generic_ctl) * (('pred,'mvar,'anno) generic_ctl) | |
58 | | EF of direction * (('pred,'mvar,'anno) generic_ctl) | |
59 | | EX of direction * (('pred,'mvar,'anno) generic_ctl) | |
60 | | EG of direction * (('pred,'mvar,'anno) generic_ctl) | |
61 | | EU of direction * (('pred,'mvar,'anno) generic_ctl) * | |
62 | (('pred,'mvar,'anno) generic_ctl) | |
63 | | Let of string * | |
64 | (('pred,'mvar,'anno) generic_ctl) * | |
65 | (('pred,'mvar,'anno) generic_ctl) | |
66 | | LetR of direction * string * (* evals phi1 wrt reachable states *) | |
67 | (('pred,'mvar,'anno) generic_ctl) * | |
68 | (('pred,'mvar,'anno) generic_ctl) | |
69 | | Ref of string | |
70 | | SeqOr of (('pred,'mvar,'anno) generic_ctl) * | |
71 | (('pred,'mvar,'anno) generic_ctl) | |
72 | | Uncheck of (('pred,'mvar,'anno) generic_ctl) | |
73 | | InnerAnd of (('pred,'mvar,'anno) generic_ctl) | |
74 | | XX of (('pred,'mvar,'anno) generic_ctl) (* fake, used in asttoctl *) | |
75 | ||
76 | and direction = FORWARD (* the normal way *) | BACKWARD (* toward the start *) | |
77 | ||
78 | let unwrap (ctl,_) = ctl | |
79 | let rewrap (_,model) ctl = (ctl,model) | |
80 | let get_line (_,l) = l | |
81 | ||
82 | ||
83 | (* NOTE: No explicit representation of the bottom subst., i.e., FALSE *) | |
84 | type ('mvar,'value) generic_subst = | |
85 | | Subst of 'mvar * 'value | |
86 | | NegSubst of 'mvar * 'value | |
87 | type ('mvar,'value) generic_substitution = ('mvar,'value) generic_subst list | |
88 | ||
89 | type ('state,'subst,'anno) generic_witnesstree = | |
90 | Wit of | |
91 | 'state * 'subst * 'anno * ('state,'subst,'anno) generic_witnesstree list | |
92 | | NegWit of ('state,'subst,'anno) generic_witnesstree | |
93 | ||
94 | (* ---------------------------------------------------------------------- *) | |
95 | ||
96 | type 'a modif = Modif of 'a | UnModif of 'a | Control | |
97 | ||
98 | (* ---------------------------------------------------------------------- *) |