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(rcp_ph) (V512 * dest, V512 op1,
      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(*dest, &v7, &v8);
      23  
      24    for (i = 0; i < 16; i++) {
      25        if (((1 << i) & m1) == 0) {
      26  	  if (zero_mask) {
      27  	      v5.f32[i] = 0;
      28  	  }
      29  	  else {
      30  	      v5.u32[i] = v7.u32[i];
      31  	  }
      32        }
      33        else {
      34  	  v5.f32[i] = 1. / v1.f32[i];
      35  
      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] = 1. / v2.f32[i];
      48        }
      49  
      50    }
      51    *dest = pack_twops_2ph(v5, v6);
      52  }
      53  
      54  void
      55  TEST (void)
      56  {
      57    V512 res;
      58    V512 exp;
      59  
      60    init_src();
      61  
      62    EMULATE(rcp_ph) (&exp, src1,  NET_MASK, 0);
      63    HF(res) = INTRINSIC (_rcp_ph) (HF(src1));
      64    CHECK_RESULT (&res, &exp, N_ELEMS, _rcp_ph);
      65  
      66    init_dest(&res, &exp);
      67    EMULATE(rcp_ph) (&exp, src1, MASK_VALUE, 0);
      68    HF(res) = INTRINSIC (_mask_rcp_ph) (HF(res), MASK_VALUE, HF(src1));
      69    CHECK_RESULT (&res, &exp, N_ELEMS, _mask_rcp_ph);
      70  
      71    EMULATE(rcp_ph) (&exp, src1,  ZMASK_VALUE, 1);
      72    HF(res) = INTRINSIC (_maskz_rcp_ph) (ZMASK_VALUE, HF(src1));
      73    CHECK_RESULT (&res, &exp, N_ELEMS, _maskz_rcp_ph);
      74  
      75    if (n_errs != 0)
      76      abort ();
      77  }
      78  
      79