1/* Test case for preserved AVX registers in dynamic linker, -mavx part.
2 Copyright (C) 2017-2024 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 <immintrin.h>
20#include <stdlib.h>
21#include <string.h>
22
23int
24tst_avx_aux (void)
25{
26#ifdef __AVX__
27 extern __m256i avx_test (__m256i, __m256i, __m256i, __m256i,
28 __m256i, __m256i, __m256i, __m256i);
29
30 __m256i ymm0 = _mm256_set1_epi32 (0);
31 __m256i ymm1 = _mm256_set1_epi32 (1);
32 __m256i ymm2 = _mm256_set1_epi32 (2);
33 __m256i ymm3 = _mm256_set1_epi32 (3);
34 __m256i ymm4 = _mm256_set1_epi32 (4);
35 __m256i ymm5 = _mm256_set1_epi32 (5);
36 __m256i ymm6 = _mm256_set1_epi32 (6);
37 __m256i ymm7 = _mm256_set1_epi32 (7);
38 __m256i ret = avx_test (ymm0, ymm1, ymm2, ymm3,
39 ymm4, ymm5, ymm6, ymm7);
40 ymm0 = _mm256_set1_epi32 (0x12349876);
41 if (memcmp (&ymm0, &ret, sizeof (ret)))
42 abort ();
43 return 0;
44#else /* __AVX__ */
45 return 77;
46#endif /* __AVX__ */
47}
48

source code of glibc/sysdeps/x86_64/tst-avx-aux.c