1  /* { dg-do run { target avx512fp16 } } */
       2  /* { dg-options "-O2 -mavx512fp16 -mavx512dq" } */
       3  
       4  
       5  #define AVX512FP16
       6  #include "avx512fp16-helper.h"
       7  
       8  #define N_ELEMS (AVX512F_LEN / 16)
       9  
      10  void NOINLINE
      11  EMULATE(max_ph) (V512 * dest, V512 op1, V512 op2,
      12  	       __mmask32 k, int zero_mask)
      13  {   
      14    V512 v1, v2, v3, v4, v5, v6, v7, v8;
      15    int i;
      16    __mmask16 m1, m2;
      17  
      18    m1 = k & 0xffff; 
      19    m2 = (k >> 16) & 0xffff;
      20  
      21    unpack_ph_2twops(op1, &v1, &v2);
      22    unpack_ph_2twops(op2, &v3, &v4);
      23    unpack_ph_2twops(*dest, &v7, &v8);
      24  
      25    for (i = 0; i < 16; i++) { 
      26        if (((1 << i) & m1) == 0) {
      27  	  if (zero_mask) {
      28  	      v5.f32[i] = 0;
      29  	  }
      30  	  else {
      31  	      v5.u32[i] = v7.u32[i];
      32  	  }
      33        }
      34        else {
      35  	  v5.f32[i] = v1.f32[i] > v3.f32[i] ? v1.f32[i] : v3.f32[i];
      36        }
      37  
      38        if (((1 << i) & m2) == 0) {
      39  	  if (zero_mask) {
      40  	      v6.f32[i] = 0;
      41  	  }
      42  	  else {
      43  	      v6.u32[i] = v8.u32[i];
      44  	  }
      45        }
      46        else {
      47  	  v6.f32[i] = v2.f32[i] > v4.f32[i] ? v2.f32[i] : v4.f32[i];
      48        }
      49    }
      50    *dest = pack_twops_2ph(v5, v6);
      51  }
      52  
      53  void
      54  TEST (void)
      55  {
      56    V512 res;
      57    V512 exp;
      58  
      59    init_src();
      60  
      61    EMULATE(max_ph) (&exp, src1, src2,  NET_MASK, 0);
      62    HF(res) = INTRINSIC (_max_ph) (HF(src1), HF(src2));
      63    CHECK_RESULT (&res, &exp, N_ELEMS, _max_ph);
      64  
      65    init_dest(&res, &exp);
      66    EMULATE(max_ph) (&exp, src1, src2,  MASK_VALUE, 0);
      67    HF(res) = INTRINSIC (_mask_max_ph) (HF(res), MASK_VALUE, HF(src1), HF(src2));
      68    CHECK_RESULT (&res, &exp, N_ELEMS, _mask_max_ph);
      69  
      70    EMULATE(max_ph) (&exp, src1, src2,  ZMASK_VALUE, 1);
      71    HF(res) = INTRINSIC (_maskz_max_ph) (ZMASK_VALUE, HF(src1), HF(src2));
      72    CHECK_RESULT (&res, &exp, N_ELEMS, _maskz_max_ph);
      73  
      74  #if AVX512F_LEN == 512
      75    EMULATE(max_ph) (&exp, src1, src2,  NET_MASK, 0);
      76    HF(res) = INTRINSIC (_max_round_ph) (HF(src1), HF(src2), 8);
      77    CHECK_RESULT (&res, &exp, N_ELEMS, _max_ph);
      78  
      79    init_dest(&res, &exp);
      80    EMULATE(max_ph) (&exp, src1, src2,  MASK_VALUE, 0);
      81    HF(res) = INTRINSIC (_mask_max_round_ph) (HF(res), MASK_VALUE, HF(src1), HF(src2), 8);
      82    CHECK_RESULT (&res, &exp, N_ELEMS, _mask_max_ph);
      83  
      84    EMULATE(max_ph) (&exp, src1, src2,  ZMASK_VALUE, 1);
      85    HF(res) = INTRINSIC (_maskz_max_round_ph) (ZMASK_VALUE, HF(src1), HF(src2), 8);
      86    CHECK_RESULT (&res, &exp, N_ELEMS, _maskz_max_ph);
      87  
      88  #endif
      89  
      90    if (n_errs != 0) {
      91        abort ();
      92    }
      93  }
      94