1 | /* Support routines for Value Range Propagation (VRP). |
2 | Copyright (C) 2016-2023 Free Software Foundation, Inc. |
3 | |
4 | This file is part of GCC. |
5 | |
6 | GCC 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; either version 3, or (at your option) |
9 | any later version. |
10 | |
11 | GCC is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | GNU General Public License for more details. |
15 | |
16 | You should have received a copy of the GNU General Public License |
17 | along with GCC; see the file COPYING3. If not see |
18 | <http://www.gnu.org/licenses/>. */ |
19 | |
20 | #ifndef GCC_TREE_VRP_H |
21 | #define GCC_TREE_VRP_H |
22 | |
23 | #include "value-range.h" |
24 | |
25 | extern int compare_values (tree, tree); |
26 | extern int compare_values_warnv (tree, tree, bool *); |
27 | |
28 | extern enum value_range_kind intersect_range_with_nonzero_bits |
29 | (enum value_range_kind, wide_int *, wide_int *, const wide_int &, signop); |
30 | |
31 | extern bool find_case_label_range (gswitch *, tree, tree, size_t *, size_t *); |
32 | extern tree find_case_label_range (gswitch *, const irange *vr); |
33 | extern bool find_case_label_index (gswitch *, size_t, tree, size_t *); |
34 | extern bool overflow_comparison_p (tree_code, tree, tree, tree *); |
35 | |
36 | #endif /* GCC_TREE_VRP_H */ |
37 | |