Commit | Line | Data |
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34e49164 C |
1 | open Ast_c |
2 | ||
3 | type node = node1 * string (* For debugging. Used by print_graph *) | |
ae4735db | 4 | and node1 = node2 * nodeinfo |
34e49164 C |
5 | and nodeinfo = { |
6 | labels: int list; (* Labels. Trick used for CTL engine *) | |
7 | bclabels: int list; (* parent of a break or continue node *) | |
8 | is_loop: bool; | |
9 | is_fake: bool; | |
10 | } | |
11 | and node2 = | |
ae4735db | 12 | | TopNode |
34e49164 C |
13 | | EndNode |
14 | ||
485bce71 | 15 | | FunHeader of definition (* but empty body *) |
34e49164 C |
16 | | Decl of declaration |
17 | ||
18 | | SeqStart of statement * int * info | |
19 | | SeqEnd of int * info | |
20 | ||
21 | | ExprStatement of statement * (expression option) wrap | |
22 | ||
23 | | IfHeader of statement * expression wrap | |
24 | | Else of info | |
25 | | WhileHeader of statement * expression wrap | |
26 | | DoHeader of statement * info | |
27 | | DoWhileTail of expression wrap | |
ae4735db | 28 | | ForHeader of statement * |
755320b0 | 29 | (declOrExpr * exprStatement wrap * exprStatement wrap) |
34e49164 C |
30 | wrap |
31 | | SwitchHeader of statement * expression wrap | |
32 | | MacroIterHeader of statement * (string * argument wrap2 list) wrap | |
33 | ||
34 | | EndStatement of info option | |
35 | ||
36 | | Return of statement * unit wrap | |
37 | | ReturnExpr of statement * expression wrap | |
38 | ||
39 | ||
485bce71 C |
40 | (* ------------------------ *) |
41 | | IfdefHeader of ifdef_directive | |
42 | | IfdefElse of ifdef_directive | |
43 | | IfdefEndif of ifdef_directive | |
44 | ||
34e49164 C |
45 | (* ------------------------ *) |
46 | | DefineHeader of string wrap * define_kind | |
47 | ||
48 | | DefineExpr of expression | |
49 | | DefineType of fullType | |
50 | | DefineDoWhileZeroHeader of unit wrap | |
51 | ||
485bce71 C |
52 | | DefineTodo |
53 | ||
54 | | Include of includ | |
34e49164 | 55 | |
ae4735db | 56 | | MacroTop of string * argument wrap2 list * il |
34e49164 C |
57 | |
58 | (* ------------------------ *) | |
59 | | Case of statement * expression wrap | |
60 | | Default of statement * unit wrap | |
61 | ||
62 | | Continue of statement * unit wrap | |
63 | | Break of statement * unit wrap | |
64 | ||
65 | (* no counter part in cocci *) | |
66 | | CaseRange of statement * (expression * expression) wrap | |
b1b2de81 C |
67 | | Label of statement * name * unit wrap |
68 | | Goto of statement * name * unit wrap | |
34e49164 C |
69 | |
70 | ||
71 | | Asm of statement * asmbody wrap | |
72 | | MacroStmt of statement * unit wrap | |
73 | ||
34e49164 C |
74 | |
75 | (* ------------------------ *) | |
ae4735db | 76 | | Enter |
34e49164 C |
77 | | Exit |
78 | | Fake | |
ae4735db | 79 | | CaseNode of int |
34e49164 C |
80 | |
81 | (* ------------------------ *) | |
82 | (* for ctl: *) | |
83 | | TrueNode | |
84 | | FalseNode | |
85 | | InLoopNode | |
86 | | AfterNode | |
87 | | FallThroughNode | |
951c7801 | 88 | | LoopFallThroughNode |
34e49164 C |
89 | | ErrorExit |
90 | ||
91 | type edge = Direct | |
92 | ||
93 | type cflow = (node, edge) Ograph_extended.ograph_mutable | |
94 | ||
95 | val unwrap : node -> node2 | |
96 | val rewrap : node -> node2 -> node | |
97 | ||
98 | val extract_labels : node -> int list | |
99 | val extract_bclabels : node -> int list | |
100 | val extract_fullstatement : node -> Ast_c.statement option | |
101 | val extract_is_loop : node -> bool | |
102 | val extract_is_fake : node -> bool | |
103 | ||
104 | val mk_node: node2 -> int list -> int list -> string -> node | |
105 | val mk_fake_node: node2 -> int list -> int list -> string -> node | |
106 | ||
107 | val first_node : cflow -> Ograph_extended.nodei | |
108 | val find_node : (node2 -> bool) -> cflow -> Ograph_extended.nodei | |
109 | (* remove an intermediate node and redirect the connexion *) | |
110 | val remove_one_node : Ograph_extended.nodei -> cflow -> unit |