1 | /* Test case for memmove inside a transactionally executing RTM region. |
2 | Copyright (C) 2021-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library 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 GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <tst-string-rtm.h> |
20 | |
21 | #define LOOP 3000 |
22 | #define STRING_SIZE 1024 |
23 | char string1[STRING_SIZE]; |
24 | char string2[STRING_SIZE]; |
25 | |
26 | __attribute__ ((noinline, noclone)) |
27 | static int |
28 | prepare (void) |
29 | { |
30 | memset (string1, 'a', STRING_SIZE); |
31 | if (memmove (string2, string1, STRING_SIZE) == string2 |
32 | && memcmp (string2, string1, STRING_SIZE) == 0) |
33 | return EXIT_SUCCESS; |
34 | else |
35 | return EXIT_FAILURE; |
36 | } |
37 | |
38 | __attribute__ ((noinline, noclone)) |
39 | static int |
40 | function (void) |
41 | { |
42 | if (memmove (string2, string1, STRING_SIZE) == string2 |
43 | && memcmp (string2, string1, STRING_SIZE) == 0) |
44 | return 0; |
45 | else |
46 | return 1; |
47 | } |
48 | |
49 | static int |
50 | do_test (void) |
51 | { |
52 | return do_test_1 (name: "memmove" , LOOP, prepare, function); |
53 | } |
54 | |