1  /* { dg-do compile } */
       2  /* { dg-options "-mavx512f -O2" } */
       3  /* { dg-final { scan-assembler-times "kunpckbw\[ \\t\]+\[^\{\n\]*%k\[0-7\](?:\n|\[ \\t\]+#)" 1 } } */
       4  
       5  #include <immintrin.h>
       6  
       7  void
       8  avx512f_test () {
       9    __mmask16 k1, k2, k3;
      10    volatile __m512 x = _mm512_setzero_ps(); 
      11  
      12    __asm__( "kmovw %1, %0" : "=k" (k1) : "r" (1) );
      13    __asm__( "kmovw %1, %0" : "=k" (k2) : "r" (2) );
      14  
      15    k3 = _mm512_kunpackb (k1, k2);
      16    x = _mm512_mask_add_ps (x, k3, x, x);
      17  }