Subversion Repositories openrisc_me

/* Check that indirect sibcalls understand regparm.  */

/* { dg-do run } */

/* { dg-require-effective-target ilp32 } */

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

extern void abort (void);

int (*f)(int, int) __attribute__((regparm(2)));

int (*g)(int, int, int) __attribute__((regparm(3)));

int __attribute__((noinline))

foo(void)

{

  return f(1, 2);

}

int __attribute__((noinline))

bar(void)

{

  return g(1, 2, 3);

}

int __attribute__((regparm(2)))

f1(int x, int y)

{

  return x*3 + y;

}

int __attribute__((regparm(3)))

g1(int x, int y, int z)

{

  return x*9 + y*3 + z;

}

int main()

{

  f = f1;

  g = g1;

  if (foo() != 1*3 + 2)

    abort ();

  if (bar() != 1*9 + 2*3 + 3)

    abort ();

  return 0;

}