1  /* { dg-do compile } */
       2  /* { dg-options "-mavx512bw -O2" } */
       3  /* { dg-final { scan-assembler-times "kunpckdq\[ \\t\]+\[^\{\n\]*%k\[0-7\](?:\n|\[ \\t\]+#)" 1 } } */
       4  
       5  #include <immintrin.h>
       6  
       7  void
       8  avx512bw_test () {
       9    volatile __mmask64 k3;
      10    __mmask32 k1, k2;
      11  
      12    __asm__( "kmovd %1, %0" : "=k" (k1) : "r" (1) );
      13    __asm__( "kmovd %1, %0" : "=k" (k2) : "r" (2) );
      14  
      15    k3 = _kunpackd_mask64 (k1, k2);
      16  }