sysdeps/x86_64/tst-audit4-aux.c

   1 /* Test case for preserved AVX registers in dynamic linker, -mavx part.
   2    Copyright (C) 2009-2023 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
  23 extern __m256i audit_test (__m256i, __m256i, __m256i, __m256i,
  24                            __m256i, __m256i, __m256i, __m256i);
  25
  26 int
  27 tst_audit4_aux (void)
  28 {
  29 #ifdef __AVX__
  30   __m256i ymm = _mm256_setzero_si256 ();
  31   __m256i ret = audit_test (ymm, ymm, ymm, ymm, ymm, ymm, ymm, ymm);
  32   ymm =  _mm256_set1_epi32 (0x12349876);
  33   if (memcmp (&ymm, &ret, sizeof (ret)))
  34     abort ();
  35   return 0;
  36 #else  /* __AVX__ */
  37   return 77;
  38 #endif  /* __AVX__ */
  39 }