1  /* { dg-do compile } */
       2  /* { dg-require-effective-target powerpc_altivec_ok } */
       3  /* { dg-options "-O2 -mdejagnu-cpu=power8 -maltivec" } */
       4  
       5  /* The expansion for vector character multiply introduces a vperm operation.
       6     This tests that changing the vperm mask allows us to remove all swaps
       7     from the generated code.  */
       8  
       9  #include <altivec.h>
      10  
      11  void abort ();
      12  
      13  vector unsigned char r;
      14  vector unsigned char v =
      15    { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
      16  vector unsigned char i =
      17    { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
      18  
      19  int main ()
      20  {
      21    int j;
      22    r = v * i;
      23    return 0;
      24  }
      25  
      26  /* { dg-final { scan-assembler-times "vperm" 1 } } */
      27  /* { dg-final { scan-assembler-not "xxpermdi" } } */