1/* PR target/50038 */
2/* { dg-options "-O2" } */
3
4void
5test (int len, unsigned char *in, unsigned char *out)
6{
7  int i;
8  unsigned char xr, xg;
9  unsigned char xy=0;
10  for (i = 0; i < len; i++)
11    {
12      xr = *in++;
13      xg = *in++;
14      xy = (unsigned char) ((19595 * xr + 38470 * xg) >> 16);
15
16      *out++ = xy;
17    }
18}
19
20/* { dg-final { scan-assembler-times "movzbl" 2 } } */
21