1/* Test case for preserved AVX512 registers in dynamic linker,
2 -mavx512 part.
3 Copyright (C) 2017-2022 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
19
20#include <immintrin.h>
21#include <stdlib.h>
22#include <string.h>
23
24int
25tst_avx512_aux (void)
26{
27#ifdef __AVX512F__
28 extern __m512i avx512_test (__m512i, __m512i, __m512i, __m512i,
29 __m512i, __m512i, __m512i, __m512i);
30
31 __m512i zmm0 = _mm512_set1_epi32 (0);
32 __m512i zmm1 = _mm512_set1_epi32 (1);
33 __m512i zmm2 = _mm512_set1_epi32 (2);
34 __m512i zmm3 = _mm512_set1_epi32 (3);
35 __m512i zmm4 = _mm512_set1_epi32 (4);
36 __m512i zmm5 = _mm512_set1_epi32 (5);
37 __m512i zmm6 = _mm512_set1_epi32 (6);
38 __m512i zmm7 = _mm512_set1_epi32 (7);
39 __m512i ret = avx512_test (zmm0, zmm1, zmm2, zmm3,
40 zmm4, zmm5, zmm6, zmm7);
41 zmm0 = _mm512_set1_epi32 (0x12349876);
42 if (memcmp (&zmm0, &ret, sizeof (ret)))
43 abort ();
44 return 0;
45#else /* __AVX512F__ */
46 return 77;
47#endif /* __AVX512F__ */
48}
49

source code of glibc/sysdeps/x86_64/tst-avx512-aux.c