1  /* { dg-do compile } */
       2  /* { dg-options "-mavx512bw -mavx512vl -O2" } */
       3  /* { dg-final { scan-assembler-times "vpmaxub\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+(?:\n|\[ \\t\]+#)"  1 } } */
       4  /* { dg-final { scan-assembler-times "vpmaxub\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
       5  /* { dg-final { scan-assembler-times "vpmaxub\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
       6  /* { dg-final { scan-assembler-times "vpmaxub\[ \\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
       7  /* { dg-final { scan-assembler-times "vpmaxub\[ \\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
       8  /* { dg-final { scan-assembler-times "vpmaxub\[ \\t\]+\[^\{\n\]*%xmm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
       9  /* { dg-final { scan-assembler-times "vpmaxub\[ \\t\]+\[^\{\n\]*%xmm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
      10  
      11  #include <immintrin.h>
      12  
      13  volatile __m512i x;
      14  volatile __m256i y;
      15  volatile __m128i z;
      16  volatile __mmask32 mx;
      17  volatile __mmask16 my;
      18  volatile __mmask8 mz;
      19  
      20  void extern
      21  avx512bw_test (void)
      22  {
      23    x = _mm512_max_epu8 (x, x);
      24    x = _mm512_mask_max_epu8 (x, mx, x, x);
      25    x = _mm512_maskz_max_epu8 (mx, x, x);
      26    y = _mm256_mask_max_epu8 (y, my, y, y);
      27    y = _mm256_maskz_max_epu8 (my, y, y);
      28    z = _mm_mask_max_epu8 (z, mz, z, z);
      29    z = _mm_maskz_max_epu8 (mz, z, z);
      30  }