1  #/* { dg-do compile { target { ! ia32 } } } */
       2  /* { dg-options "-mbmi2 -O2" } */
       3  /* { dg-final { scan-assembler-times {(?n)shrx[\t ]+} 1 } } */
       4  /* { dg-final { scan-assembler-times {(?n)bzhi[\t ]+} 1 } } */
       5  
       6  unsigned long long bextr_u64(unsigned long long w, unsigned off, unsigned int len)
       7  {
       8      return (w >> off) & ((1U << len) - 1U);
       9  }