#include <stdio.h>
#include <stdlib.h>
#include <assert.h>

#include "cpuid.h"

static int
__attribute__ ((noinline))
mpx_test (int, const char **);

#ifdef SHOULDFAIL
#define NORUNRES 1
#else
#define NORUNRES 0
#endif

#define DEBUG

#define XSTATE_BNDREGS (1 << 3)

/* This should be an intrinsic, but isn't.  */
static int xgetbv (unsigned x)
{
   unsigned eax, edx;
   asm ("xgetbv" : "=a" (eax), "=d" (edx) : "c" (x)); 
   return eax;
}

int
main (int argc, const char **argv)
{
  unsigned int eax, ebx, ecx, edx;

  if (__get_cpuid_max (0, NULL) < 7)
    return 0;

  __cpuid_count (7, 0, eax, ebx, ecx, edx);

  /* Run MPX test only if host has MPX support.  */
  if ((ebx & bit_MPX) && (xgetbv (0) & XSTATE_BNDREGS))
    mpx_test (argc, argv);
  else
    {
#ifdef DEBUG
      printf ("SKIPPED\n");
#endif
      return NORUNRES;
    }

  return 0;
}