1  /* { dg-do compile } */
       2  /* { dg-options "-march=r1 -mno-cdx -mno-bmx -O2" } */
       3  /* { dg-final { scan-assembler-times "stwio\tr., 12816\\(r\[2-9\]\\)" 1 } } */
       4  /* { dg-final { scan-assembler-times "stwio\tr., 12816\\(r0\\)" 1 } } */
       5  /* { dg-final { scan-assembler-times "stwio\tr., 528\\(r0\\)" 1 } } */
       6  
       7  /* These functions should not spill to stack.  */
       8  /* { dg-final { scan-assembler-not "addi\tsp, sp" } } */
       9  
      10  #define addr1 ((volatile int *) 0x43210)
      11  #define addr2 ((volatile int *) 0x3210)
      12  #define addr3 ((volatile int *) 0x210)
      13  
      14  #define SET(l,r) __builtin_stwio ((l), (r))
      15  
      16  void foo1 (int x) { SET (addr1, x); }
      17  void foo2 (int x) { SET (addr2, x); }
      18  void foo3 (int x) { SET (addr3, x); }