1 /* Test THREAD_SETMEM and THREAD_SETMEM_NC for IMM64.
2 Copyright (C) 2021-2022 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 <tls.h>
20 #include <support/check.h>
21
22 static int
do_test(void)23 do_test (void)
24 {
25 unsigned long long int saved_ssp_base, ssp_base;
26 saved_ssp_base = THREAD_GETMEM (THREAD_SELF, header.ssp_base);
27
28 THREAD_SETMEM (THREAD_SELF, header.ssp_base, (1ULL << 57) - 1);
29 ssp_base = THREAD_GETMEM (THREAD_SELF, header.ssp_base);
30 if (ssp_base != ((1ULL << 57) - 1))
31 FAIL_EXIT1 ("THREAD_SETMEM: 0x%llx != 0x%llx",
32 ssp_base, (1ULL << 57) - 1);
33
34 THREAD_SETMEM (THREAD_SELF, header.ssp_base, -1ULL);
35 ssp_base = THREAD_GETMEM (THREAD_SELF, header.ssp_base);
36 if (ssp_base != -1ULL)
37 FAIL_EXIT1 ("THREAD_SETMEM: 0x%llx != 0x%llx", ssp_base, -1ULL);
38
39 THREAD_SETMEM (THREAD_SELF, header.ssp_base, saved_ssp_base);
40 #ifndef __ILP32__
41 struct pthread_key_data *saved_specific, *specific;
42 saved_specific = THREAD_GETMEM_NC (THREAD_SELF, specific, 1);
43
44 uintptr_t value = (1UL << 57) - 1;
45 THREAD_SETMEM_NC (THREAD_SELF, specific, 1,
46 (struct pthread_key_data *) value);
47 specific = THREAD_GETMEM_NC (THREAD_SELF, specific, 1);
48 if (specific != (struct pthread_key_data *) value)
49 FAIL_EXIT1 ("THREAD_GETMEM_NC: %p != %p",
50 specific, (struct pthread_key_data *) value);
51
52 THREAD_SETMEM_NC (THREAD_SELF, specific, 1,
53 (struct pthread_key_data *) -1UL);
54 specific = THREAD_GETMEM_NC (THREAD_SELF, specific, 1);
55 if (specific != (struct pthread_key_data *) -1UL)
56 FAIL_EXIT1 ("THREAD_GETMEM_NC: %p != %p",
57 specific, (struct pthread_key_data *) -1UL);
58
59 THREAD_SETMEM_NC (THREAD_SELF, specific, 1, saved_specific);
60 #endif
61 return 0;
62 }
63
64 #include <support/test-driver.c>
65