1  /* { dg-do compile } */
       2  /* { dg-options "-mavx512fp16 -mavx512vl -O2" } */
       3  /* { dg-final { scan-assembler-times "vreduceph\[ \\t\]+\[^\{\n\]*%ymm\[0-9\]+(?:\n|\[ \\t\]+#)"  1 } } */
       4  /* { dg-final { scan-assembler-times "vreduceph\[ \\t\]+\[^\{\n\]*%xmm\[0-9\]+(?:\n|\[ \\t\]+#)"  1 } } */
       5  /* { dg-final { scan-assembler-times "vreduceph\[ \\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
       6  /* { dg-final { scan-assembler-times "vreduceph\[ \\t\]+\[^\{\n\]*%xmm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
       7  /* { dg-final { scan-assembler-times "vreduceph\[ \\t\]+\[^\{\n\]*%ymm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
       8  /* { dg-final { scan-assembler-times "vreduceph\[ \\t\]+\[^\{\n\]*%xmm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
       9  
      10  #include <immintrin.h>
      11  
      12  #define IMM 123
      13  
      14  volatile __m256h x2;
      15  volatile __m128h x3;
      16  volatile __mmask8 m8;
      17  volatile __mmask16 m16;
      18  
      19  void extern
      20  avx512fp16_test (void)
      21  {
      22    x2 = _mm256_reduce_ph (x2, IMM);
      23    x3 = _mm_reduce_ph (x3, IMM);
      24  
      25    x2 = _mm256_mask_reduce_ph (x2, m16, x2, IMM);
      26    x3 = _mm_mask_reduce_ph (x3, m8, x3, IMM);
      27  
      28    x2 = _mm256_maskz_reduce_ph (m8, x2, IMM);
      29    x3 = _mm_maskz_reduce_ph (m16, x3, IMM);
      30  }