| 1 | /* Test THREAD_SETMEM and THREAD_SETMEM_NC for IMM64. |
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| 2 | Copyright (C) 2021-2024 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #include <tls.h> |
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| 20 | #include <support/check.h> |
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| 21 | |
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| 22 | static int |
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| 23 | do_test (void) |
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| 24 | { |
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| 25 | unsigned long long int saved_ssp_base, ssp_base; |
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| 26 | saved_ssp_base = THREAD_GETMEM (THREAD_SELF, header.ssp_base); |
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| 27 | |
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| 28 | THREAD_SETMEM (THREAD_SELF, header.ssp_base, (1ULL << 57) - 1); |
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| 29 | ssp_base = THREAD_GETMEM (THREAD_SELF, header.ssp_base); |
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| 30 | if (ssp_base != ((1ULL << 57) - 1)) |
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| 31 | FAIL_EXIT1 ("THREAD_SETMEM: 0x%llx != 0x%llx" , |
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| 32 | ssp_base, (1ULL << 57) - 1); |
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| 33 | |
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| 34 | THREAD_SETMEM (THREAD_SELF, header.ssp_base, -1ULL); |
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| 35 | ssp_base = THREAD_GETMEM (THREAD_SELF, header.ssp_base); |
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| 36 | if (ssp_base != -1ULL) |
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| 37 | FAIL_EXIT1 ("THREAD_SETMEM: 0x%llx != 0x%llx" , ssp_base, -1ULL); |
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| 38 | |
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| 39 | THREAD_SETMEM (THREAD_SELF, header.ssp_base, saved_ssp_base); |
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| 40 | #ifndef __ILP32__ |
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| 41 | struct pthread_key_data *saved_specific, *specific; |
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| 42 | saved_specific = THREAD_GETMEM_NC (THREAD_SELF, specific, 1); |
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| 43 | |
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| 44 | uintptr_t value = (1UL << 57) - 1; |
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| 45 | THREAD_SETMEM_NC (THREAD_SELF, specific, 1, |
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| 46 | (struct pthread_key_data *) value); |
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| 47 | specific = THREAD_GETMEM_NC (THREAD_SELF, specific, 1); |
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| 48 | if (specific != (struct pthread_key_data *) value) |
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| 49 | FAIL_EXIT1 ("THREAD_GETMEM_NC: %p != %p" , |
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| 50 | specific, (struct pthread_key_data *) value); |
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| 51 | |
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| 52 | THREAD_SETMEM_NC (THREAD_SELF, specific, 1, |
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| 53 | (struct pthread_key_data *) -1UL); |
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| 54 | specific = THREAD_GETMEM_NC (THREAD_SELF, specific, 1); |
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| 55 | if (specific != (struct pthread_key_data *) -1UL) |
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| 56 | FAIL_EXIT1 ("THREAD_GETMEM_NC: %p != %p" , |
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| 57 | specific, (struct pthread_key_data *) -1UL); |
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| 58 | |
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| 59 | THREAD_SETMEM_NC (THREAD_SELF, specific, 1, saved_specific); |
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| 60 | #endif |
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| 61 | return 0; |
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| 62 | } |
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| 63 | |
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| 64 | #include <support/test-driver.c> |
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| 65 | |
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