1  /* { dg-do compile } */
       2  /* { dg-require-effective-target arm_dsp } */
       3  /* { dg-options "-O1 -fexpensive-optimizations -mtune=cortex-a9" } */
       4  
       5  int mac(const short *a, const short *b, int sqr, int *sum)
       6  {
       7    int i;
       8    int dotp = *sum;
       9  
      10    for (i = 0; i < 150; i++) {
      11      dotp += b[i] * a[i];
      12      sqr += b[i] * b[i];
      13    }
      14  
      15    *sum = dotp;
      16    return sqr;
      17  }
      18  
      19  /* { dg-final { scan-assembler-times "smlabb" 2 } } */