1  /* { dg-do compile { target { powerpc*-*-* && lp64 } } } */
       2  /* { dg-options "-O2" } */
       3  
       4  /* { dg-final { scan-assembler "rlwinm r?\[0-9\]+,r?\[0-9\]+,0,0,30"  } } */
       5  /* { dg-final { scan-assembler "rlwinm r?\[0-9\]+,r?\[0-9\]+,0,29,30"  } } */
       6  /* { dg-final { scan-assembler-not "rldicr" } } */
       7  
       8  /* Origin:Pete Steinmetz <steinmtz@us.ibm.com> */
       9  
      10  /* PR 16457 - use rlwinm insn.  */
      11  
      12  char *foo1 (char *p, unsigned int x)
      13  {
      14    return p - (x & ~1);
      15  }
      16  
      17  char *foo2 (char *p, unsigned int x)
      18  {
      19    return p - (x & 6);
      20  }