1  /* { dg-do compile } */
       2  /* { dg-require-effective-target ia32 } */
       3  /* { dg-options "-O2 -march=k6" } */
       4  
       5  static inline void *
       6  baz (void *s, unsigned long c, unsigned int count)
       7  {
       8    int d0, d1;
       9    __asm__ __volatile__ (""
      10  			: "=&c" (d0), "=&D" (d1)
      11  			:"a" (c), "q" (count), "0" (count / 4), "1" ((long) s)
      12  			:"memory");
      13    return s;
      14  }
      15  
      16  struct A
      17  {
      18    unsigned long *a;
      19  };
      20  
      21  inline static void *
      22  bar (struct A *x, int y)
      23  {
      24    char *ptr;
      25  
      26    ptr = (void *) x->a[y >> 12];
      27    ptr += y % (1UL << 12);
      28    return (void *) ptr;
      29  }
      30  
      31  int
      32  foo (struct A *x, unsigned int *y, int z, int u)
      33  {
      34    int a, b, c, d, e;
      35  
      36    z += *y;
      37    c = z + u;
      38    a = (z >> 12) + 1;
      39    do
      40      {
      41        b = (a << 12);
      42        d = b - z;
      43        e = c - z;
      44        if (e < d)
      45  	d = e;
      46        baz (bar (x, z), 0, d);
      47        z = b;
      48        a++;
      49      }
      50    while (z < c);
      51    return 0;
      52  }