1  /* { dg-do compile } */
       2  /* { dg-options "-mxbpf" } */
       3  
       4  /* GCC should save and restore callee-saved registers when generating
       5     code for xBPF.  */
       6  
       7  int
       8  foo ()
       9  {
      10    register int f asm ("r6");
      11  
      12    f = 20;
      13    return f + 1;
      14  }
      15  
      16  /* { dg-final { scan-assembler "stxdw\t\\\[%fp\\+-8\\\],%r6" } } */
      17  /* { dg-final { scan-assembler "ldxdw\t%r6,\\\[%fp\\+-8\\\]" } } */