elf/tst-audit4.c

   1 /* Test case for x86-64 preserved registers in dynamic linker.  */
   2
   3 #ifdef __AVX__
   4 #include <stdlib.h>
   5 #include <string.h>
   6 #include <cpuid.h>
   7 #include <immintrin.h>
   8
   9 extern __m256i audit_test (__m256i, __m256i, __m256i, __m256i,
  10                            __m256i, __m256i, __m256i, __m256i);
  11 int
  12 main (void)
  13 {
  14   unsigned int eax, ebx, ecx, edx;
  15
  16   /* Run AVX test only if AVX is supported.  */
  17   if (__get_cpuid (1, &eax, &ebx, &ecx, &edx)
  18       && (ecx & bit_AVX))
  19     {
  20       __m256i ymm = _mm256_setzero_si256 ();
  21       __m256i ret = audit_test (ymm, ymm, ymm, ymm, ymm, ymm, ymm, ymm);
  22
  23       ymm =  _mm256_set1_epi32 (0x12349876);
  24       if (memcmp (&ymm, &ret, sizeof (ret)))
  25         abort ();
  26     }
  27   return 0;
  28 }
  29 #else
  30 int
  31 main (void)
  32 {
  33   return 0;
  34 }
  35 #endif