| // Auto-generated file. Do not edit! |
| // Template: src/f32-velu/avx-rr2-lut16-p3.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 <assert.h> |
| |
| #include <immintrin.h> |
| |
| #include <xnnpack/common.h> |
| #include <xnnpack/intrinsics-polyfill.h> |
| #include <xnnpack/vunary.h> |
| |
| |
| extern XNN_INTERNAL const int xnn_table_exp2minus_k_over_16[16]; |
| |
| void xnn_f32_velu_ukernel__avx_rr2_lut16_p3_x48( |
| 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_load_ps(params->avx_rr2_lut16_p3.prescale); |
| const __m256 valpha = _mm256_load_ps(params->avx_rr2_lut16_p3.alpha); |
| const __m256 vbeta = _mm256_load_ps(params->avx_rr2_lut16_p3.beta); |
| const __m256 vsat_cutoff = _mm256_load_ps(params->avx_rr2_lut16_p3.sat_cutoff); |
| const __m256 vmagic_bias = _mm256_load_ps(params->avx_rr2_lut16_p3.magic_bias); |
| const __m256 vlog2e = _mm256_load_ps(params->avx_rr2_lut16_p3.log2e); |
| const __m256 vindex_mask = _mm256_load_ps((const float*) params->avx_rr2_lut16_p3.index_mask); |
| const __m256 vminus_ln2_hi = _mm256_load_ps(params->avx_rr2_lut16_p3.minus_ln2_hi); |
| const __m256 vminus_ln2_lo = _mm256_load_ps(params->avx_rr2_lut16_p3.minus_ln2_lo); |
| const __m256 vc3 = _mm256_load_ps(params->avx_rr2_lut16_p3.c3); |
| const __m256 vc2 = _mm256_load_ps(params->avx_rr2_lut16_p3.c2); |
| const __m256 vone = _mm256_load_ps(params->avx_rr2_lut16_p3.one); |
| |
| for (; n >= 48 * sizeof(float); n -= 48 * 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); |
| __m256 vx5 = _mm256_loadu_ps(x + 40); |
| x += 48; |
| |
| 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)); |
| const __m256 vz5 = _mm256_max_ps(vsat_cutoff, _mm256_mul_ps(vx5, 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 vn5 = _mm256_add_ps(_mm256_mul_ps(vz5, vlog2e), vmagic_bias); |
| |
| const __m256 vidx0 = _mm256_and_ps(vn0, vindex_mask); |
| |
| const __m128i vidx0_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vidx0)), 2); |
| const __m128i vidx0_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vidx0, 1)), 2); |
| #if XNN_ARCH_X86_64 |
| const uint64_t vidx0_ll = (uint64_t) _mm_cvtsi128_si64(vidx0_lo); |
| const uint64_t vidx0_lh = (uint64_t) _mm_extract_epi64(vidx0_lo, 1); |
| const uint64_t vidx0_hl = (uint64_t) _mm_cvtsi128_si64(vidx0_hi); |
| const uint64_t vidx0_hh = (uint64_t) _mm_extract_epi64(vidx0_hi, 1); |
| __m128i vl0_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx0_ll)); |
| __m128i vl0_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx0_lh)); |
| __m128i vl0_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx0_hl)); |
| __m128i vl0_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx0_hh)); |
| vl0_ll = _mm_insert_epi32(vl0_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx0_ll >> 32))), 1); |
| vl0_lh = _mm_insert_epi32(vl0_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx0_lh >> 32))), 1); |
| vl0_hl = _mm_insert_epi32(vl0_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx0_hl >> 32))), 1); |
| vl0_hh = _mm_insert_epi32(vl0_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx0_hh >> 32))), 1); |
| #else |
| __m128i vl0_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx0_lo))); |
| __m128i vl0_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx0_lo, 2))); |
| __m128i vl0_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx0_hi))); |
| __m128i vl0_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx0_hi, 2))); |
| vl0_ll = _mm_insert_epi32(vl0_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx0_lo, 1))), 1); |
| vl0_lh = _mm_insert_epi32(vl0_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx0_lo, 3))), 1); |
| vl0_hl = _mm_insert_epi32(vl0_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx0_hi, 1))), 1); |
| vl0_hh = _mm_insert_epi32(vl0_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx0_hi, 3))), 1); |
| #endif |
| const __m128i vl0_lo = _mm_unpacklo_epi64(vl0_ll, vl0_lh); |
| const __m128i vl0_hi = _mm_unpacklo_epi64(vl0_hl, vl0_hh); |
| const __m256 vidx1 = _mm256_and_ps(vn1, vindex_mask); |
| |
| const __m128i vidx1_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vidx1)), 2); |
| const __m128i vidx1_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vidx1, 1)), 2); |
| #if XNN_ARCH_X86_64 |
| const uint64_t vidx1_ll = (uint64_t) _mm_cvtsi128_si64(vidx1_lo); |
| const uint64_t vidx1_lh = (uint64_t) _mm_extract_epi64(vidx1_lo, 1); |
| const uint64_t vidx1_hl = (uint64_t) _mm_cvtsi128_si64(vidx1_hi); |
| const uint64_t vidx1_hh = (uint64_t) _mm_extract_epi64(vidx1_hi, 1); |
| __m128i vl1_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx1_ll)); |
| __m128i vl1_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx1_lh)); |
| __m128i vl1_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx1_hl)); |
| __m128i vl1_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx1_hh)); |
| vl1_ll = _mm_insert_epi32(vl1_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx1_ll >> 32))), 1); |
| vl1_lh = _mm_insert_epi32(vl1_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx1_lh >> 32))), 1); |
| vl1_hl = _mm_insert_epi32(vl1_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx1_hl >> 32))), 1); |
| vl1_hh = _mm_insert_epi32(vl1_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx1_hh >> 32))), 1); |
| #else |
| __m128i vl1_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx1_lo))); |
| __m128i vl1_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx1_lo, 2))); |
| __m128i vl1_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx1_hi))); |
| __m128i vl1_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx1_hi, 2))); |
| vl1_ll = _mm_insert_epi32(vl1_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx1_lo, 1))), 1); |
| vl1_lh = _mm_insert_epi32(vl1_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx1_lo, 3))), 1); |
| vl1_hl = _mm_insert_epi32(vl1_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx1_hi, 1))), 1); |
| vl1_hh = _mm_insert_epi32(vl1_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx1_hi, 3))), 1); |
| #endif |
| const __m128i vl1_lo = _mm_unpacklo_epi64(vl1_ll, vl1_lh); |
| const __m128i vl1_hi = _mm_unpacklo_epi64(vl1_hl, vl1_hh); |
| const __m256 vidx2 = _mm256_and_ps(vn2, vindex_mask); |
| |
| const __m128i vidx2_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vidx2)), 2); |
| const __m128i vidx2_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vidx2, 1)), 2); |
| #if XNN_ARCH_X86_64 |
| const uint64_t vidx2_ll = (uint64_t) _mm_cvtsi128_si64(vidx2_lo); |
| const uint64_t vidx2_lh = (uint64_t) _mm_extract_epi64(vidx2_lo, 1); |
| const uint64_t vidx2_hl = (uint64_t) _mm_cvtsi128_si64(vidx2_hi); |
| const uint64_t vidx2_hh = (uint64_t) _mm_extract_epi64(vidx2_hi, 1); |
| __m128i vl2_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx2_ll)); |
| __m128i vl2_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx2_lh)); |
| __m128i vl2_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx2_hl)); |
| __m128i vl2_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx2_hh)); |
| vl2_ll = _mm_insert_epi32(vl2_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx2_ll >> 32))), 1); |
| vl2_lh = _mm_insert_epi32(vl2_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx2_lh >> 32))), 1); |
| vl2_hl = _mm_insert_epi32(vl2_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx2_hl >> 32))), 1); |
| vl2_hh = _mm_insert_epi32(vl2_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx2_hh >> 32))), 1); |
| #else |
| __m128i vl2_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx2_lo))); |
| __m128i vl2_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx2_lo, 2))); |
| __m128i vl2_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx2_hi))); |
| __m128i vl2_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx2_hi, 2))); |
| vl2_ll = _mm_insert_epi32(vl2_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx2_lo, 1))), 1); |
| vl2_lh = _mm_insert_epi32(vl2_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx2_lo, 3))), 1); |
| vl2_hl = _mm_insert_epi32(vl2_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx2_hi, 1))), 1); |
| vl2_hh = _mm_insert_epi32(vl2_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx2_hi, 3))), 1); |
| #endif |
| const __m128i vl2_lo = _mm_unpacklo_epi64(vl2_ll, vl2_lh); |
| const __m128i vl2_hi = _mm_unpacklo_epi64(vl2_hl, vl2_hh); |
| const __m256 vidx3 = _mm256_and_ps(vn3, vindex_mask); |
| |
| const __m128i vidx3_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vidx3)), 2); |
| const __m128i vidx3_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vidx3, 1)), 2); |
| #if XNN_ARCH_X86_64 |
| const uint64_t vidx3_ll = (uint64_t) _mm_cvtsi128_si64(vidx3_lo); |
| const uint64_t vidx3_lh = (uint64_t) _mm_extract_epi64(vidx3_lo, 1); |
| const uint64_t vidx3_hl = (uint64_t) _mm_cvtsi128_si64(vidx3_hi); |
| const uint64_t vidx3_hh = (uint64_t) _mm_extract_epi64(vidx3_hi, 1); |
| __m128i vl3_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx3_ll)); |
| __m128i vl3_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx3_lh)); |
| __m128i vl3_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx3_hl)); |
| __m128i vl3_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx3_hh)); |
| vl3_ll = _mm_insert_epi32(vl3_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx3_ll >> 32))), 1); |
| vl3_lh = _mm_insert_epi32(vl3_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx3_lh >> 32))), 1); |
| vl3_hl = _mm_insert_epi32(vl3_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx3_hl >> 32))), 1); |
| vl3_hh = _mm_insert_epi32(vl3_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx3_hh >> 32))), 1); |
| #else |
| __m128i vl3_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx3_lo))); |
| __m128i vl3_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx3_lo, 2))); |
| __m128i vl3_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx3_hi))); |
| __m128i vl3_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx3_hi, 2))); |
| vl3_ll = _mm_insert_epi32(vl3_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx3_lo, 1))), 1); |
| vl3_lh = _mm_insert_epi32(vl3_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx3_lo, 3))), 1); |
| vl3_hl = _mm_insert_epi32(vl3_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx3_hi, 1))), 1); |
| vl3_hh = _mm_insert_epi32(vl3_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx3_hi, 3))), 1); |
| #endif |
| const __m128i vl3_lo = _mm_unpacklo_epi64(vl3_ll, vl3_lh); |
| const __m128i vl3_hi = _mm_unpacklo_epi64(vl3_hl, vl3_hh); |
| const __m256 vidx4 = _mm256_and_ps(vn4, vindex_mask); |
| |
| const __m128i vidx4_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vidx4)), 2); |
| const __m128i vidx4_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vidx4, 1)), 2); |
| #if XNN_ARCH_X86_64 |
| const uint64_t vidx4_ll = (uint64_t) _mm_cvtsi128_si64(vidx4_lo); |
| const uint64_t vidx4_lh = (uint64_t) _mm_extract_epi64(vidx4_lo, 1); |
| const uint64_t vidx4_hl = (uint64_t) _mm_cvtsi128_si64(vidx4_hi); |
| const uint64_t vidx4_hh = (uint64_t) _mm_extract_epi64(vidx4_hi, 1); |
| __m128i vl4_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx4_ll)); |
| __m128i vl4_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx4_lh)); |
| __m128i vl4_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx4_hl)); |
| __m128i vl4_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx4_hh)); |
| vl4_ll = _mm_insert_epi32(vl4_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx4_ll >> 32))), 1); |
| vl4_lh = _mm_insert_epi32(vl4_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx4_lh >> 32))), 1); |
| vl4_hl = _mm_insert_epi32(vl4_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx4_hl >> 32))), 1); |
| vl4_hh = _mm_insert_epi32(vl4_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx4_hh >> 32))), 1); |
| #else |
| __m128i vl4_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx4_lo))); |
| __m128i vl4_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx4_lo, 2))); |
| __m128i vl4_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx4_hi))); |
| __m128i vl4_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx4_hi, 2))); |
| vl4_ll = _mm_insert_epi32(vl4_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx4_lo, 1))), 1); |
| vl4_lh = _mm_insert_epi32(vl4_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx4_lo, 3))), 1); |
| vl4_hl = _mm_insert_epi32(vl4_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx4_hi, 1))), 1); |
| vl4_hh = _mm_insert_epi32(vl4_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx4_hi, 3))), 1); |
| #endif |
| const __m128i vl4_lo = _mm_unpacklo_epi64(vl4_ll, vl4_lh); |
| const __m128i vl4_hi = _mm_unpacklo_epi64(vl4_hl, vl4_hh); |
| const __m256 vidx5 = _mm256_and_ps(vn5, vindex_mask); |
| |
| const __m128i vidx5_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vidx5)), 2); |
| const __m128i vidx5_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vidx5, 1)), 2); |
| #if XNN_ARCH_X86_64 |
| const uint64_t vidx5_ll = (uint64_t) _mm_cvtsi128_si64(vidx5_lo); |
| const uint64_t vidx5_lh = (uint64_t) _mm_extract_epi64(vidx5_lo, 1); |
| const uint64_t vidx5_hl = (uint64_t) _mm_cvtsi128_si64(vidx5_hi); |
| const uint64_t vidx5_hh = (uint64_t) _mm_extract_epi64(vidx5_hi, 1); |
| __m128i vl5_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx5_ll)); |
| __m128i vl5_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx5_lh)); |
| __m128i vl5_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx5_hl)); |
| __m128i vl5_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx5_hh)); |
| vl5_ll = _mm_insert_epi32(vl5_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx5_ll >> 32))), 1); |
| vl5_lh = _mm_insert_epi32(vl5_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx5_lh >> 32))), 1); |
| vl5_hl = _mm_insert_epi32(vl5_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx5_hl >> 32))), 1); |
| vl5_hh = _mm_insert_epi32(vl5_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx5_hh >> 32))), 1); |
| #else |
| __m128i vl5_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx5_lo))); |
| __m128i vl5_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx5_lo, 2))); |
| __m128i vl5_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx5_hi))); |
| __m128i vl5_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx5_hi, 2))); |
| vl5_ll = _mm_insert_epi32(vl5_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx5_lo, 1))), 1); |
| vl5_lh = _mm_insert_epi32(vl5_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx5_lo, 3))), 1); |
| vl5_hl = _mm_insert_epi32(vl5_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx5_hi, 1))), 1); |
| vl5_hh = _mm_insert_epi32(vl5_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx5_hi, 3))), 1); |
| #endif |
| const __m128i vl5_lo = _mm_unpacklo_epi64(vl5_ll, vl5_lh); |
| const __m128i vl5_hi = _mm_unpacklo_epi64(vl5_hl, vl5_hh); |
| |
| const __m128i ven0_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vn0)), 19); |
| const __m128i ven0_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vn0, 1)), 19); |
| vn0 = _mm256_sub_ps(vn0, vmagic_bias); |
| const __m128 vs0_lo = _mm_castsi128_ps(_mm_add_epi32(vl0_lo, ven0_lo)); |
| const __m128 vs0_hi = _mm_castsi128_ps(_mm_add_epi32(vl0_hi, ven0_hi)); |
| const __m128i ven1_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vn1)), 19); |
| const __m128i ven1_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vn1, 1)), 19); |
| vn1 = _mm256_sub_ps(vn1, vmagic_bias); |
| const __m128 vs1_lo = _mm_castsi128_ps(_mm_add_epi32(vl1_lo, ven1_lo)); |
| const __m128 vs1_hi = _mm_castsi128_ps(_mm_add_epi32(vl1_hi, ven1_hi)); |
| const __m128i ven2_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vn2)), 19); |
| const __m128i ven2_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vn2, 1)), 19); |
| vn2 = _mm256_sub_ps(vn2, vmagic_bias); |
| const __m128 vs2_lo = _mm_castsi128_ps(_mm_add_epi32(vl2_lo, ven2_lo)); |
| const __m128 vs2_hi = _mm_castsi128_ps(_mm_add_epi32(vl2_hi, ven2_hi)); |
| const __m128i ven3_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vn3)), 19); |
| const __m128i ven3_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vn3, 1)), 19); |
| vn3 = _mm256_sub_ps(vn3, vmagic_bias); |
| const __m128 vs3_lo = _mm_castsi128_ps(_mm_add_epi32(vl3_lo, ven3_lo)); |
| const __m128 vs3_hi = _mm_castsi128_ps(_mm_add_epi32(vl3_hi, ven3_hi)); |
| const __m128i ven4_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vn4)), 19); |
| const __m128i ven4_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vn4, 1)), 19); |
| vn4 = _mm256_sub_ps(vn4, vmagic_bias); |
| const __m128 vs4_lo = _mm_castsi128_ps(_mm_add_epi32(vl4_lo, ven4_lo)); |
| const __m128 vs4_hi = _mm_castsi128_ps(_mm_add_epi32(vl4_hi, ven4_hi)); |
| const __m128i ven5_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vn5)), 19); |
| const __m128i ven5_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vn5, 1)), 19); |
| vn5 = _mm256_sub_ps(vn5, vmagic_bias); |
| const __m128 vs5_lo = _mm_castsi128_ps(_mm_add_epi32(vl5_lo, ven5_lo)); |
| const __m128 vs5_hi = _mm_castsi128_ps(_mm_add_epi32(vl5_hi, ven5_hi)); |
| |
| __m256 vt0 = _mm256_add_ps(_mm256_mul_ps(vn0, vminus_ln2_hi), vz0); |
| __m256 vt1 = _mm256_add_ps(_mm256_mul_ps(vn1, vminus_ln2_hi), vz1); |
| __m256 vt2 = _mm256_add_ps(_mm256_mul_ps(vn2, vminus_ln2_hi), vz2); |
| __m256 vt3 = _mm256_add_ps(_mm256_mul_ps(vn3, vminus_ln2_hi), vz3); |
| __m256 vt4 = _mm256_add_ps(_mm256_mul_ps(vn4, vminus_ln2_hi), vz4); |
| __m256 vt5 = _mm256_add_ps(_mm256_mul_ps(vn5, vminus_ln2_hi), vz5); |
| |
| vt0 = _mm256_add_ps(_mm256_mul_ps(vn0, vminus_ln2_lo), vt0); |
| __m256 vs0 = _mm256_insertf128_ps(_mm256_castps128_ps256(vs0_lo), vs0_hi, 1); |
| vt1 = _mm256_add_ps(_mm256_mul_ps(vn1, vminus_ln2_lo), vt1); |
| __m256 vs1 = _mm256_insertf128_ps(_mm256_castps128_ps256(vs1_lo), vs1_hi, 1); |
| vt2 = _mm256_add_ps(_mm256_mul_ps(vn2, vminus_ln2_lo), vt2); |
| __m256 vs2 = _mm256_insertf128_ps(_mm256_castps128_ps256(vs2_lo), vs2_hi, 1); |
| vt3 = _mm256_add_ps(_mm256_mul_ps(vn3, vminus_ln2_lo), vt3); |
| __m256 vs3 = _mm256_insertf128_ps(_mm256_castps128_ps256(vs3_lo), vs3_hi, 1); |
| vt4 = _mm256_add_ps(_mm256_mul_ps(vn4, vminus_ln2_lo), vt4); |
| __m256 vs4 = _mm256_insertf128_ps(_mm256_castps128_ps256(vs4_lo), vs4_hi, 1); |
| vt5 = _mm256_add_ps(_mm256_mul_ps(vn5, vminus_ln2_lo), vt5); |
| __m256 vs5 = _mm256_insertf128_ps(_mm256_castps128_ps256(vs5_lo), vs5_hi, 1); |
| |
| __m256 vp0 = _mm256_add_ps(_mm256_mul_ps(vc3, vt0), vc2); |
| __m256 vp1 = _mm256_add_ps(_mm256_mul_ps(vc3, vt1), vc2); |
| __m256 vp2 = _mm256_add_ps(_mm256_mul_ps(vc3, vt2), vc2); |
| __m256 vp3 = _mm256_add_ps(_mm256_mul_ps(vc3, vt3), vc2); |
| __m256 vp4 = _mm256_add_ps(_mm256_mul_ps(vc3, vt4), vc2); |
| __m256 vp5 = _mm256_add_ps(_mm256_mul_ps(vc3, vt5), 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); |
| vp5 = _mm256_mul_ps(vp5, vt5); |
| |
| 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); |
| vt5 = _mm256_mul_ps(vt5, vs5); |
| vs5 = _mm256_sub_ps(vs5, 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); |
| vp5 = _mm256_add_ps(_mm256_mul_ps(vp5, vt5), vt5); |
| |
| 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 ve5 = _mm256_mul_ps(_mm256_add_ps(vp5, vs5), valpha); |
| vx5 = _mm256_mul_ps(vx5, 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); |
| const __m256 vy5 = _mm256_blendv_ps(vx5, ve5, vx5); |
| |
| _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); |
| _mm256_storeu_ps(y + 40, vy5); |
| y += 48; |
| } |
| 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); |
| |
| const __m256 vidx = _mm256_and_ps(vn, vindex_mask); |
| |
| const __m128i vidx_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vidx)), 2); |
| const __m128i vidx_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vidx, 1)), 2); |
| #if XNN_ARCH_X86_64 |
| const uint64_t vidx_ll = (uint64_t) _mm_cvtsi128_si64(vidx_lo); |
| const uint64_t vidx_lh = (uint64_t) _mm_extract_epi64(vidx_lo, 1); |
| const uint64_t vidx_hl = (uint64_t) _mm_cvtsi128_si64(vidx_hi); |
| const uint64_t vidx_hh = (uint64_t) _mm_extract_epi64(vidx_hi, 1); |
| __m128i vl_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx_ll)); |
| __m128i vl_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx_lh)); |
| __m128i vl_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx_hl)); |
| __m128i vl_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx_hh)); |
| vl_ll = _mm_insert_epi32(vl_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx_ll >> 32))), 1); |
| vl_lh = _mm_insert_epi32(vl_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx_lh >> 32))), 1); |
| vl_hl = _mm_insert_epi32(vl_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx_hl >> 32))), 1); |
| vl_hh = _mm_insert_epi32(vl_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx_hh >> 32))), 1); |
| #else |
| __m128i vl_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx_lo))); |
| __m128i vl_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_lo, 2))); |
| __m128i vl_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx_hi))); |
| __m128i vl_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_hi, 2))); |
| vl_ll = _mm_insert_epi32(vl_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_lo, 1))), 1); |
| vl_lh = _mm_insert_epi32(vl_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_lo, 3))), 1); |
| vl_hl = _mm_insert_epi32(vl_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_hi, 1))), 1); |
| vl_hh = _mm_insert_epi32(vl_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_hi, 3))), 1); |
| #endif |
| const __m128i ven_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vn)), 19); |
| const __m128i ven_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vn, 1)), 19); |
| |
| const __m128i vl_lo = _mm_unpacklo_epi64(vl_ll, vl_lh); |
| const __m128i vl_hi = _mm_unpacklo_epi64(vl_hl, vl_hh); |
| |
| vn = _mm256_sub_ps(vn, vmagic_bias); |
| const __m128 vs_lo = _mm_castsi128_ps(_mm_add_epi32(vl_lo, ven_lo)); |
| const __m128 vs_hi = _mm_castsi128_ps(_mm_add_epi32(vl_hi, ven_hi)); |
| |
| __m256 vt = _mm256_add_ps(_mm256_mul_ps(vn, vminus_ln2_hi), vz); |
| vt = _mm256_add_ps(_mm256_mul_ps(vn, vminus_ln2_lo), vt); |
| __m256 vs = _mm256_insertf128_ps(_mm256_castps128_ps256(vs_lo), vs_hi, 1); |
| |
| __m256 vp = _mm256_add_ps(_mm256_mul_ps(vc3, 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)); |
| const __m256i vmask = _mm256_loadu_si256((const __m256i*) ((uintptr_t) ¶ms->avx_rr2_lut16_p3.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); |
| |
| const __m256 vidx = _mm256_and_ps(vn, vindex_mask); |
| |
| const __m128i vidx_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vidx)), 2); |
| const __m128i vidx_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vidx, 1)), 2); |
| #if XNN_ARCH_X86_64 |
| const uint64_t vidx_ll = (uint64_t) _mm_cvtsi128_si64(vidx_lo); |
| const uint64_t vidx_lh = (uint64_t) _mm_extract_epi64(vidx_lo, 1); |
| const uint64_t vidx_hl = (uint64_t) _mm_cvtsi128_si64(vidx_hi); |
| const uint64_t vidx_hh = (uint64_t) _mm_extract_epi64(vidx_hi, 1); |
| __m128i vl_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx_ll)); |
| __m128i vl_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx_lh)); |
| __m128i vl_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx_hl)); |
| __m128i vl_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) vidx_hh)); |
| vl_ll = _mm_insert_epi32(vl_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx_ll >> 32))), 1); |
| vl_lh = _mm_insert_epi32(vl_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx_lh >> 32))), 1); |
| vl_hl = _mm_insert_epi32(vl_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx_hl >> 32))), 1); |
| vl_hh = _mm_insert_epi32(vl_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) (vidx_hh >> 32))), 1); |
| #else |
| __m128i vl_ll = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx_lo))); |
| __m128i vl_lh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_lo, 2))); |
| __m128i vl_hl = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_cvtsi128_si32(vidx_hi))); |
| __m128i vl_hh = _mm_loadu_si32((const void*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_hi, 2))); |
| vl_ll = _mm_insert_epi32(vl_ll, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_lo, 1))), 1); |
| vl_lh = _mm_insert_epi32(vl_lh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_lo, 3))), 1); |
| vl_hl = _mm_insert_epi32(vl_hl, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_hi, 1))), 1); |
| vl_hh = _mm_insert_epi32(vl_hh, *((const int*) ((uintptr_t) xnn_table_exp2minus_k_over_16 + (uint32_t) _mm_extract_epi32(vidx_hi, 3))), 1); |
| #endif |
| const __m128i ven_lo = _mm_slli_epi32(_mm_castps_si128(_mm256_castps256_ps128(vn)), 19); |
| const __m128i ven_hi = _mm_slli_epi32(_mm_castps_si128(_mm256_extractf128_ps(vn, 1)), 19); |
| |
| const __m128i vl_lo = _mm_unpacklo_epi64(vl_ll, vl_lh); |
| const __m128i vl_hi = _mm_unpacklo_epi64(vl_hl, vl_hh); |
| |
| vn = _mm256_sub_ps(vn, vmagic_bias); |
| const __m128 vs_lo = _mm_castsi128_ps(_mm_add_epi32(vl_lo, ven_lo)); |
| const __m128 vs_hi = _mm_castsi128_ps(_mm_add_epi32(vl_hi, ven_hi)); |
| |
| __m256 vt = _mm256_add_ps(_mm256_mul_ps(vn, vminus_ln2_hi), vz); |
| vt = _mm256_add_ps(_mm256_mul_ps(vn, vminus_ln2_lo), vt); |
| __m256 vs = _mm256_insertf128_ps(_mm256_castps128_ps256(vs_lo), vs_hi, 1); |
| |
| __m256 vp = _mm256_add_ps(_mm256_mul_ps(vc3, 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); |
| |
| __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); |
| } |
| } |
| } |