Branch data Line data Source code
1 : : /* Frame cache handling.
2 : : Copyright (C) 2009, 2015 Red Hat, Inc.
3 : : This file is part of elfutils.
4 : :
5 : : This file is free software; you can redistribute it and/or modify
6 : : it under the terms of either
7 : :
8 : : * the GNU Lesser General Public License as published by the Free
9 : : Software Foundation; either version 3 of the License, or (at
10 : : your option) any later version
11 : :
12 : : or
13 : :
14 : : * the GNU General Public License as published by the Free
15 : : Software Foundation; either version 2 of the License, or (at
16 : : your option) any later version
17 : :
18 : : or both in parallel, as here.
19 : :
20 : : elfutils is distributed in the hope that it will be useful, but
21 : : WITHOUT ANY WARRANTY; without even the implied warranty of
22 : : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
23 : : General Public License for more details.
24 : :
25 : : You should have received copies of the GNU General Public License and
26 : : the GNU Lesser General Public License along with this program. If
27 : : not, see <http://www.gnu.org/licenses/>. */
28 : :
29 : : #ifdef HAVE_CONFIG_H
30 : : # include <config.h>
31 : : #endif
32 : :
33 : : #include "../libebl/libebl.h"
34 : : #include "cfi.h"
35 : : #include <search.h>
36 : : #include <stdlib.h>
37 : :
38 : :
39 : : static void
40 : 172 : free_cie (void *arg)
41 : : {
42 : 172 : struct dwarf_cie *cie = arg;
43 : :
44 : 172 : free ((Dwarf_Frame *) cie->initial_state);
45 : 172 : free (cie);
46 : 172 : }
47 : :
48 : : #define free_fde free
49 : :
50 : : static void
51 : 10 : free_expr (void *arg)
52 : : {
53 : 10 : struct loc_s *loc = arg;
54 : :
55 : 10 : free (loc->loc);
56 : 10 : free (loc);
57 : 10 : }
58 : :
59 : : void
60 : : internal_function
61 : 100 : __libdw_destroy_frame_cache (Dwarf_CFI *cache)
62 : : {
63 : : /* Most of the data is in our two search trees. */
64 : 100 : tdestroy (cache->fde_tree, free_fde);
65 : 100 : tdestroy (cache->cie_tree, free_cie);
66 : 100 : tdestroy (cache->expr_tree, free_expr);
67 : :
68 [ + + ]: 100 : if (cache->ebl != NULL && cache->ebl != (void *) -1l)
69 : 6 : ebl_closebackend (cache->ebl);
70 : 100 : }
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