glibc/sysdeps/x86_64/tst-audit3.c

/* Test case for x86-64 preserved registers in dynamic linker.  */

#include <stdlib.h>
#include <string.h>

#include <emmintrin.h>

extern __m128i audit_test (__m128i, __m128i, __m128i, __m128i,
			   __m128i, __m128i, __m128i, __m128i);
int
main (void)
{
  __m128i xmm = _mm_setzero_si128 ();
  __m128i ret = audit_test (xmm, xmm, xmm, xmm, xmm, xmm, xmm, xmm);

  if (memcmp (&xmm, &ret, sizeof (ret)))
    abort ();

  return 0;
}