Subversion Repositories openrisc

/* Origin: PR target/11693 from Andreas Schwab <schwab@suse.de> */

/* { dg-do compile } */

/* { dg-options "-O2 -frename-registers" } */

static inline unsigned long long

foo (void)

{

  unsigned long long x;

  __asm__ __volatile__ ("" : "=r" (x) :: "memory");

  return x;

}

static inline void

bar (unsigned long long x, unsigned long long y)

{

  __asm__ __volatile__ ("" :: "r"(x), "r"(y) : "memory");

}

static inline void

baz (unsigned long long x, unsigned long long y, unsigned long long z,

     unsigned long long p, unsigned long long q)

{

  __asm__ __volatile__ ("" :: "r" (q << 2) : "memory");

  __asm__ __volatile__ ("" :: "r" (z) : "memory");

  if (x & 0x1)

    __asm__ __volatile__ ("" :: "r" (y), "r" (p) : "memory");

  if (x & 0x2)

    __asm__ __volatile__ ("" :: "r" (y), "r" (p) : "memory");

}

static inline unsigned long long

ffz (unsigned long long x)

{

  unsigned long long r;

  __asm__ ("" : "=r" (r) : "r" (x & (~x - 1)));

  return r;

}

void die (const char *, ...) __attribute__ ((noreturn));

void

test (void *x)

{

  unsigned long long a, c;

  a = foo ();

  bar (0xc000000000000000LL, 0x660);

  bar (0xa00000000000c000LL, 0x539);

  baz (2, 1, 0xa000000000008000LL,

       ({ unsigned long long b;

          b = ({ unsigned long long d; __asm__ ("" : "=r" (d) : "r" (x)); d; })

              + 0x10000000000661LL;

          b;

        }),

       14);

  c = ffz (0x1fffffffffffffffLL);

  if (c < 51 || c > 61)

    die ("die", c - 1);

}