// Auto-generated file. Do not edit! // Template: src/f32-velu/avx-rr2-lut4-p4-perm.c.in // Generator: tools/xngen // // Copyright 2020 Google LLC // // This source code is licensed under the BSD-style license found in the // LICENSE file in the root directory of this source tree. #include #include #include #include static const int32_t mask_table[14] = {-1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0}; void xnn_f32_velu_ukernel__avx_rr2_lut4_p4_perm_x40( size_t n, const float* x, float* y, const union xnn_f32_elu_params params[restrict XNN_MIN_ELEMENTS(1)]) { assert(n % sizeof(float) == 0); const __m256 vprescale = _mm256_broadcast_ps((const __m128*) params->sse.prescale); const __m256 valpha = _mm256_broadcast_ps((const __m128*) params->sse.alpha); const __m256 vbeta = _mm256_broadcast_ps((const __m128*) params->sse.beta); const __m256 vsat_cutoff = _mm256_set1_ps(-0x1.154246p+4f); const __m256 vmagic_bias = _mm256_set1_ps(0x1.8003F8p21f); const __m256 vlog2e = _mm256_set1_ps(0x1.715476p+0f); const __m256 vindex_mask = _mm256_castsi256_ps(_mm256_set1_epi32(0x3)); const __m256 vtable = _mm256_set_ps( 0x1.AE89FAp+0f, 0x1.6A09E6p+0f, 0x1.306FE0p+0f, 0x1.000000p+0f, 0x1.AE89FAp+0f, 0x1.6A09E6p+0f, 0x1.306FE0p+0f, 0x1.000000p+0f); const __m256 vminus_ln2_hi = _mm256_set1_ps(-0x1.62E400p-1f); const __m256 vminus_ln2_lo = _mm256_set1_ps(-0x1.7F7D1Cp-20f); const __m256 vc4 = _mm256_set1_ps(0x1.554F9Ap-5f); const __m256 vc3 = _mm256_set1_ps(0x1.557082p-3f); const __m256 vc2 = _mm256_set1_ps(0x1.000002p-1f); const __m256 vone = _mm256_set1_ps(1.0f); for (; n >= 40 * sizeof(float); n -= 40 * sizeof(float)) { __m256 vx0 = _mm256_loadu_ps(x); __m256 vx1 = _mm256_loadu_ps(x + 8); __m256 vx2 = _mm256_loadu_ps(x + 16); __m256 vx3 = _mm256_loadu_ps(x + 24); __m256 vx4 = _mm256_loadu_ps(x + 32); x += 40; const __m256 vz0 = _mm256_max_ps(vsat_cutoff, _mm256_mul_ps(vx0, vprescale)); const __m256 vz1 = _mm256_max_ps(vsat_cutoff, _mm256_mul_ps(vx1, vprescale)); const __m256 vz2 = _mm256_max_ps(vsat_cutoff, _mm256_mul_ps(vx2, vprescale)); const __m256 vz3 = _mm256_max_ps(vsat_cutoff, _mm256_mul_ps(vx3, vprescale)); const __m256 vz4 = _mm256_max_ps(vsat_cutoff, _mm256_mul_ps(vx4, vprescale)); __m256 vn0 = _mm256_add_ps(_mm256_mul_ps(vz0, vlog2e), vmagic_bias); __m256 vn1 = _mm256_add_ps(_mm256_mul_ps(vz1, vlog2e), vmagic_bias); __m256 vn2 = _mm256_add_ps(_mm256_mul_ps(vz2, vlog2e), vmagic_bias); __m256 vn3 = _mm256_add_ps(_mm256_mul_ps(vz3, vlog2e), vmagic_bias); __m256 vn4 = _mm256_add_ps(_mm256_mul_ps(vz4, vlog2e), vmagic_bias); __m256 ven0 = _mm256_andnot_ps(vindex_mask, vn0); const __m256 vl0 = _mm256_permutevar_ps(vtable, _mm256_castps_si256(vn0)); const __m128 ven0_lo = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(ven0)), 21)); __m256 ven1 = _mm256_andnot_ps(vindex_mask, vn1); const __m256 vl1 = _mm256_permutevar_ps(vtable, _mm256_castps_si256(vn1)); const __m128 ven1_lo = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(ven1)), 21)); __m256 ven2 = _mm256_andnot_ps(vindex_mask, vn2); const __m256 vl2 = _mm256_permutevar_ps(vtable, _mm256_castps_si256(vn2)); const __m128 ven2_lo = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(ven2)), 21)); __m256 ven3 = _mm256_andnot_ps(vindex_mask, vn3); const __m256 vl3 = _mm256_permutevar_ps(vtable, _mm256_castps_si256(vn3)); const __m128 ven3_lo = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(ven3)), 21)); __m256 ven4 = _mm256_andnot_ps(vindex_mask, vn4); const __m256 vl4 = _mm256_permutevar_ps(vtable, _mm256_castps_si256(vn4)); const __m128 ven4_lo = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(ven4)), 21)); vn0 = _mm256_sub_ps(vn0, vmagic_bias); const __m128 ven0_hi = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(ven0, 1)), 21)); vn1 = _mm256_sub_ps(vn1, vmagic_bias); const __m128 ven1_hi = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(ven1, 1)), 21)); vn2 = _mm256_sub_ps(vn2, vmagic_bias); const __m128 ven2_hi = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(ven2, 1)), 21)); vn3 = _mm256_sub_ps(vn3, vmagic_bias); const __m128 ven3_hi = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(ven3, 1)), 21)); vn4 = _mm256_sub_ps(vn4, vmagic_bias); const __m128 ven4_hi = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(ven4, 1)), 21)); __m256 vt0 = _mm256_add_ps(_mm256_mul_ps(vn0, vminus_ln2_hi), vz0); ven0 = _mm256_insertf128_ps(_mm256_castps128_ps256(ven0_lo), ven0_hi, 1); __m256 vt1 = _mm256_add_ps(_mm256_mul_ps(vn1, vminus_ln2_hi), vz1); ven1 = _mm256_insertf128_ps(_mm256_castps128_ps256(ven1_lo), ven1_hi, 1); __m256 vt2 = _mm256_add_ps(_mm256_mul_ps(vn2, vminus_ln2_hi), vz2); ven2 = _mm256_insertf128_ps(_mm256_castps128_ps256(ven2_lo), ven2_hi, 1); __m256 vt3 = _mm256_add_ps(_mm256_mul_ps(vn3, vminus_ln2_hi), vz3); ven3 = _mm256_insertf128_ps(_mm256_castps128_ps256(ven3_lo), ven3_hi, 1); __m256 vt4 = _mm256_add_ps(_mm256_mul_ps(vn4, vminus_ln2_hi), vz4); ven4 = _mm256_insertf128_ps(_mm256_castps128_ps256(ven4_lo), ven4_hi, 1); vt0 = _mm256_add_ps(_mm256_mul_ps(vn0, vminus_ln2_lo), vt0); __m256 vs0 = _mm256_mul_ps(vl0, ven0); vt1 = _mm256_add_ps(_mm256_mul_ps(vn1, vminus_ln2_lo), vt1); __m256 vs1 = _mm256_mul_ps(vl1, ven1); vt2 = _mm256_add_ps(_mm256_mul_ps(vn2, vminus_ln2_lo), vt2); __m256 vs2 = _mm256_mul_ps(vl2, ven2); vt3 = _mm256_add_ps(_mm256_mul_ps(vn3, vminus_ln2_lo), vt3); __m256 vs3 = _mm256_mul_ps(vl3, ven3); vt4 = _mm256_add_ps(_mm256_mul_ps(vn4, vminus_ln2_lo), vt4); __m256 vs4 = _mm256_mul_ps(vl4, ven4); __m256 vp0 = _mm256_add_ps(_mm256_mul_ps(vc4, vt0), vc3); __m256 vp1 = _mm256_add_ps(_mm256_mul_ps(vc4, vt1), vc3); __m256 vp2 = _mm256_add_ps(_mm256_mul_ps(vc4, vt2), vc3); __m256 vp3 = _mm256_add_ps(_mm256_mul_ps(vc4, vt3), vc3); __m256 vp4 = _mm256_add_ps(_mm256_mul_ps(vc4, vt4), vc3); vp0 = _mm256_add_ps(_mm256_mul_ps(vp0, vt0), vc2); vp1 = _mm256_add_ps(_mm256_mul_ps(vp1, vt1), vc2); vp2 = _mm256_add_ps(_mm256_mul_ps(vp2, vt2), vc2); vp3 = _mm256_add_ps(_mm256_mul_ps(vp3, vt3), vc2); vp4 = _mm256_add_ps(_mm256_mul_ps(vp4, vt4), vc2); vp0 = _mm256_mul_ps(vp0, vt0); vp1 = _mm256_mul_ps(vp1, vt1); vp2 = _mm256_mul_ps(vp2, vt2); vp3 = _mm256_mul_ps(vp3, vt3); vp4 = _mm256_mul_ps(vp4, vt4); vt0 = _mm256_mul_ps(vt0, vs0); vs0 = _mm256_sub_ps(vs0, vone); vt1 = _mm256_mul_ps(vt1, vs1); vs1 = _mm256_sub_ps(vs1, vone); vt2 = _mm256_mul_ps(vt2, vs2); vs2 = _mm256_sub_ps(vs2, vone); vt3 = _mm256_mul_ps(vt3, vs3); vs3 = _mm256_sub_ps(vs3, vone); vt4 = _mm256_mul_ps(vt4, vs4); vs4 = _mm256_sub_ps(vs4, vone); vp0 = _mm256_add_ps(_mm256_mul_ps(vp0, vt0), vt0); vp1 = _mm256_add_ps(_mm256_mul_ps(vp1, vt1), vt1); vp2 = _mm256_add_ps(_mm256_mul_ps(vp2, vt2), vt2); vp3 = _mm256_add_ps(_mm256_mul_ps(vp3, vt3), vt3); vp4 = _mm256_add_ps(_mm256_mul_ps(vp4, vt4), vt4); const __m256 ve0 = _mm256_mul_ps(_mm256_add_ps(vp0, vs0), valpha); vx0 = _mm256_mul_ps(vx0, vbeta); const __m256 ve1 = _mm256_mul_ps(_mm256_add_ps(vp1, vs1), valpha); vx1 = _mm256_mul_ps(vx1, vbeta); const __m256 ve2 = _mm256_mul_ps(_mm256_add_ps(vp2, vs2), valpha); vx2 = _mm256_mul_ps(vx2, vbeta); const __m256 ve3 = _mm256_mul_ps(_mm256_add_ps(vp3, vs3), valpha); vx3 = _mm256_mul_ps(vx3, vbeta); const __m256 ve4 = _mm256_mul_ps(_mm256_add_ps(vp4, vs4), valpha); vx4 = _mm256_mul_ps(vx4, vbeta); const __m256 vy0 = _mm256_blendv_ps(vx0, ve0, vx0); const __m256 vy1 = _mm256_blendv_ps(vx1, ve1, vx1); const __m256 vy2 = _mm256_blendv_ps(vx2, ve2, vx2); const __m256 vy3 = _mm256_blendv_ps(vx3, ve3, vx3); const __m256 vy4 = _mm256_blendv_ps(vx4, ve4, vx4); _mm256_storeu_ps(y, vy0); _mm256_storeu_ps(y + 8, vy1); _mm256_storeu_ps(y + 16, vy2); _mm256_storeu_ps(y + 24, vy3); _mm256_storeu_ps(y + 32, vy4); y += 40; } for (; n >= 8 * sizeof(float); n -= 8 * sizeof(float)) { __m256 vx = _mm256_loadu_ps(x); x += 8; const __m256 vz = _mm256_max_ps(vsat_cutoff, _mm256_mul_ps(vx, vprescale)); __m256 vn = _mm256_add_ps(_mm256_mul_ps(vz, vlog2e), vmagic_bias); __m256 ven = _mm256_andnot_ps(vindex_mask, vn); const __m256 vl = _mm256_permutevar_ps(vtable, _mm256_castps_si256(vn)); const __m128 ven_lo = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(ven)), 21)); vn = _mm256_sub_ps(vn, vmagic_bias); const __m128 ven_hi = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(ven, 1)), 21)); __m256 vt = _mm256_add_ps(_mm256_mul_ps(vn, vminus_ln2_hi), vz); ven = _mm256_insertf128_ps(_mm256_castps128_ps256(ven_lo), ven_hi, 1); vt = _mm256_add_ps(_mm256_mul_ps(vn, vminus_ln2_lo), vt); __m256 vs = _mm256_mul_ps(vl, ven); __m256 vp = _mm256_add_ps(_mm256_mul_ps(vc4, vt), vc3); vp = _mm256_add_ps(_mm256_mul_ps(vp, vt), vc2); vp = _mm256_mul_ps(vp, vt); vt = _mm256_mul_ps(vt, vs); vs = _mm256_sub_ps(vs, vone); vp = _mm256_add_ps(_mm256_mul_ps(vp, vt), vt); const __m256 ve = _mm256_mul_ps(_mm256_add_ps(vp, vs), valpha); vx = _mm256_mul_ps(vx, vbeta); const __m256 vy = _mm256_blendv_ps(vx, ve, vx); _mm256_storeu_ps(y, vy); y += 8; } if XNN_UNLIKELY(n != 0) { assert(n >= 1 * sizeof(float)); assert(n <= 7 * sizeof(float)); __m256i vmask = _mm256_loadu_si256((const __m256i*) ((uintptr_t) &mask_table[7] - n)); __m256 vx = _mm256_maskload_ps(x, vmask); const __m256 vz = _mm256_max_ps(vsat_cutoff, _mm256_mul_ps(vx, vprescale)); __m256 vn = _mm256_add_ps(_mm256_mul_ps(vz, vlog2e), vmagic_bias); __m256 ven = _mm256_andnot_ps(vindex_mask, vn); const __m256 vl = _mm256_permutevar_ps(vtable, _mm256_castps_si256(vn)); const __m128 ven_lo = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(ven)), 21)); vn = _mm256_sub_ps(vn, vmagic_bias); const __m128 ven_hi = _mm_castsi128_ps(_mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(ven, 1)), 21)); __m256 vt = _mm256_add_ps(_mm256_mul_ps(vn, vminus_ln2_hi), vz); ven = _mm256_insertf128_ps(_mm256_castps128_ps256(ven_lo), ven_hi, 1); vt = _mm256_add_ps(_mm256_mul_ps(vn, vminus_ln2_lo), vt); __m256 vs = _mm256_mul_ps(vl, ven); __m256 vp = _mm256_add_ps(_mm256_mul_ps(vc4, vt), vc3); vp = _mm256_add_ps(_mm256_mul_ps(vp, vt), vc2); vp = _mm256_mul_ps(vp, vt); vt = _mm256_mul_ps(vt, vs); vs = _mm256_sub_ps(vs, vone); vp = _mm256_add_ps(_mm256_mul_ps(vp, vt), vt); const __m256 ve = _mm256_mul_ps(_mm256_add_ps(vp, vs), valpha); vx = _mm256_mul_ps(vx, vbeta); const __m256 vy = _mm256_blendv_ps(vx, ve, vx); // _mm256_maskstore_ps(y, vmask, vf) could be used here, but triggers msan failures (probably an msan bug). __m128 vy_lo = _mm256_castps256_ps128(vy); if (n & (4 * sizeof(float))) { _mm_storeu_ps(y, vy_lo); vy_lo = _mm256_extractf128_ps(vy, 1); y += 4; } if (n & (2 * sizeof(float))) { _mm_storel_pi((__m64*) y, vy_lo); vy_lo = _mm_movehl_ps(vy_lo, vy_lo); y += 2; } if (n & (1 * sizeof(float))) { _mm_store_ss(y, vy_lo); } } }