1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -mavx512bw -mavx512vl" } */
       3  /* { dg-final { scan-assembler-times "vpsubusb\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+(?:\n|\[ \\t\]+#)"  1 } } */
       4  /* { dg-final { scan-assembler-times "vpsubusb\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
       5  /* { dg-final { scan-assembler-times "vpsubusb\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
       6  /* { dg-final { scan-assembler-times "vpsubusb\[ \\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
       7  /* { dg-final { scan-assembler-times "vpsubusb\[ \\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
       8  /* { dg-final { scan-assembler-times "vpsubusb\[ \\t\]+\[^\{\n\]*%xmm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
       9  /* { dg-final { scan-assembler-times "vpsubusb\[ \\t\]+\[^\{\n\]*%xmm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
      10  
      11  #include <immintrin.h>
      12  
      13  volatile __m512i x512;
      14  volatile __m256i x256;
      15  volatile __m128i x128;
      16  volatile __mmask64 m512;
      17  volatile __mmask32 m256;
      18  volatile __mmask16 m128;
      19  
      20  void extern
      21  avx512bw_test (void)
      22  {
      23    x512 = _mm512_subs_epu8 (x512, x512);
      24    x512 = _mm512_mask_subs_epu8 (x512, m512, x512, x512);
      25    x512 = _mm512_maskz_subs_epu8 (m512, x512, x512);
      26    x256 = _mm256_mask_subs_epu8 (x256, m256, x256, x256);
      27    x256 = _mm256_maskz_subs_epu8 (m256, x256, x256);
      28    x128 = _mm_mask_subs_epu8 (x128, m128, x128, x128);
      29    x128 = _mm_maskz_subs_epu8 (m128, x128, x128);
      30  }