]>
Commit | Line | Data |
---|---|---|
b304fc20 L |
1 | /* Test memcmp with size_t in the lower 32 bits of 64-bit register. |
2 | Copyright (C) 2019 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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
b304fc20 L |
18 | |
19 | #define TEST_MAIN | |
20 | #ifdef WIDE | |
21 | # define TEST_NAME "wmemcmp" | |
22 | #else | |
23 | # define TEST_NAME "memcmp" | |
24 | #endif | |
25 | ||
26 | #include "test-size_t.h" | |
27 | ||
28 | #ifdef WIDE | |
29 | # include <inttypes.h> | |
30 | # include <wchar.h> | |
31 | ||
32 | # define MEMCMP wmemcmp | |
33 | # define CHAR wchar_t | |
34 | #else | |
35 | # define MEMCMP memcmp | |
36 | # define CHAR char | |
37 | #endif | |
38 | ||
39 | IMPL (MEMCMP, 1) | |
40 | ||
41 | typedef int (*proto_t) (const CHAR *, const CHAR *, size_t); | |
42 | ||
43 | static int | |
44 | __attribute__ ((noinline, noclone)) | |
45 | do_memcmp (parameter_t a, parameter_t b) | |
46 | { | |
47 | return CALL (&b, a.p, b.p, a.len); | |
48 | } | |
49 | ||
50 | static int | |
51 | test_main (void) | |
52 | { | |
53 | test_init (); | |
54 | ||
55 | parameter_t dest = { { page_size / sizeof (CHAR) }, buf1 }; | |
56 | parameter_t src = { { 0 }, buf2 }; | |
57 | ||
58 | memcpy (buf1, buf2, page_size); | |
59 | ||
60 | int ret = 0; | |
61 | FOR_EACH_IMPL (impl, 0) | |
62 | { | |
63 | src.fn = impl->fn; | |
64 | int res = do_memcmp (dest, src); | |
65 | if (res) | |
66 | { | |
67 | error (0, 0, "Wrong result in function %s: %i != 0", | |
68 | impl->name, res); | |
69 | ret = 1; | |
70 | } | |
71 | } | |
72 | ||
73 | return ret ? EXIT_FAILURE : EXIT_SUCCESS; | |
74 | } | |
75 | ||
76 | #include <support/test-driver.c> |