gcc/testsuite/gcc.target/frv/fr550-builtins-5.c

   1 /* Test that __MADDACC only changes the registers it's supposed to.  */
   2 /* { dg-do run } */
   3 extern void abort (void);
   4 extern void exit (int);
   5
   6 int
   7 main ()
   8 {
   9   __MWTACC (0, 1);
  10   __MWTACC (1, 1);
  11   __MWTACC (2, 1);
  12   __MWTACC (3, 1);
  13   __MWTACC (4, 1);
  14   __MWTACC (5, 1);
  15   __MWTACC (6, 1);
  16   __MWTACC (7, 1);
  17   __MADDACCS (0, 2);
  18   __MADDACCS (4, 6);
  19   if ((__MRDACC (0) - 2)
  20       | (__MRDACC (1) - 1)
  21       | (__MRDACC (4) - 2)
  22       | (__MRDACC (5) - 1))
  23     abort ();
  24   exit (0);
  25 }