| /* { dg-do run { target avx512fp16 } } */ |
| /* { dg-options "-O2 -mavx512fp16 -mavx512dq" } */ |
| |
| |
| #define AVX512FP16 |
| #include "avx512fp16-helper.h" |
| |
| #define N_ELEMS 8 |
| |
| void NOINLINE |
| emulate_roundscale_sh(V512 * dest, V512 op1, |
| __mmask8 k, int zero_mask) |
| { |
| V512 v1, v2, v3, v4, v5, v6, v7, v8; |
| V512 t1,t2; |
| int i; |
| |
| unpack_ph_2twops(op1, &v1, &v2); |
| unpack_ph_2twops(*dest, &v7, &v8); |
| t1.zmm = _mm512_maskz_roundscale_ps (0xffff, v1.zmm, 0x14); |
| t2.zmm = _mm512_maskz_roundscale_ps (0xffff, v2.zmm, 0x14); |
| |
| if ((k&1) || !k) |
| v5.f32[0] = t1.f32[0]; |
| else if (zero_mask) |
| v5.f32[0] = 0; |
| else |
| v5.f32[0] = v7.f32[0]; |
| |
| for (i = 1; i < 8; i++) |
| v5.f32[i] = v1.f32[i]; |
| |
| *dest = pack_twops_2ph(v5, v6); |
| } |
| |
| void |
| test_512 (void) |
| { |
| V512 res; |
| V512 exp; |
| |
| init_src(); |
| |
| emulate_roundscale_sh(&exp, src1, 0x1, 0); |
| res.xmmh[0] = _mm_roundscale_round_sh(src1.xmmh[0], src1.xmmh[0], 0x1, 0x08); |
| check_results(&res, &exp, N_ELEMS, "_mm_roundscale_round_sh"); |
| |
| init_dest(&res, &exp); |
| emulate_roundscale_sh(&exp, src1, 0x1, 0); |
| res.xmmh[0] = _mm_mask_roundscale_round_sh(res.xmmh[0], |
| 0x1, src1.xmmh[0], src1.xmmh[0], 0x1, 0x08); |
| check_results(&res, &exp, N_ELEMS, "_mm_mask_roundscale_round_sh"); |
| |
| emulate_roundscale_sh(&exp, src1, 0x3, 1); |
| res.xmmh[0] = _mm_maskz_roundscale_round_sh(0x3, src1.xmmh[0], src1.xmmh[0], 0x1, 0x08); |
| check_results(&res, &exp, N_ELEMS, "_mm_maskz_roundscale_round_sh"); |
| |
| |
| if (n_errs != 0) |
| abort (); |
| } |
| |