static long __attribute__((noinline)) f1(long x, long *mem)
{
  long r, t;
  asm volatile (
       "rlwinm %0,%1,8,0,31\n\
	rlwimi %0,%1,24,0,7\n\
	rlwimi %0,%1,24,16,23\n\
	rldicl %0,%0,32,0\n\
	rldicl %2,%1,32,0\n\
	rlwimi %0,%2,8,0,31\n\
	rlwimi %0,%2,24,0,7\n\
	rlwimi %0,%2,24,16,23"
	: "=&r"(r), "=r"(t)
	: "r"(x));
  return r;
}

static long __attribute__((noinline)) f2(long x, long *mem)
{
  long r, t;
  asm volatile ("std %1,0(%2); ldbrx %0,0,%2" : "=r"(r) : "r"(x), "b"(mem));
  return r;
}

static long __attribute__((noinline)) f3(long x, long *mem)
{
  long r, t;
  asm volatile ("stdbrx %1,0,%2; ld %0,0(%2)" : "=r"(r) : "r"(x), "b"(mem));
  return r;
}

static long __attribute__((noinline)) f4(long x, long *mem)
{
  long r, t;
  asm volatile ("std %1,0(%2); ld %0,0(%2)" : "=r"(r) : "r"(x), "b"(mem));
  return r;
}

#define D1(x,y) x##y
#define DO(x)   D1(f,x)

int main()
{
    long tmp, i;
    for (i = 0; i < 1000000000; ++i)
      DO(N)(i, &tmp);
    return 0;
}