| // Auto-generated file. Do not edit! |
| // Template: src/f16-vbinary/vopc-f16c.c.in |
| // Generator: tools/xngen |
| // |
| // Copyright 2022 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/vbinary.h> |
| |
| |
| void xnn_f16_vdivc_minmax_ukernel__f16c_x16( |
| size_t n, |
| const void* restrict a_ptr, |
| const void* restrict b_ptr, |
| void* restrict y_ptr, |
| const union xnn_f16_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS |
| { |
| assert(n != 0); |
| assert(n % sizeof(uint16_t) == 0); |
| assert(a_ptr != NULL); |
| assert(b_ptr != NULL); |
| assert(y_ptr != NULL); |
| |
| const uint16_t* a = (const uint16_t*) a_ptr; |
| const uint16_t* b = (const uint16_t*) b_ptr; |
| uint16_t* y = (uint16_t*) y_ptr; |
| |
| const __m256 vy_min = _mm256_load_ps(params->avx.min); |
| const __m256 vy_max = _mm256_load_ps(params->avx.max); |
| |
| const __m256 vb = _mm256_cvtph_ps(_mm_set1_epi16((short) *b)); |
| for (; n >= 16 * sizeof(uint16_t); n -= 16 * sizeof(uint16_t)) { |
| const __m256 va01234567 = _mm256_cvtph_ps(_mm_loadu_si128((const __m128i*) a)); |
| const __m256 va456789AB = _mm256_cvtph_ps(_mm_loadu_si128((const __m128i*) (a + 8))); |
| a += 16; |
| |
| __m256 vy01234567 = _mm256_cvtph_ps(_mm256_cvtps_ph(_mm256_div_ps(va01234567, vb), _MM_FROUND_NO_EXC)); |
| __m256 vy456789AB = _mm256_cvtph_ps(_mm256_cvtps_ph(_mm256_div_ps(va456789AB, vb), _MM_FROUND_NO_EXC)); |
| |
| |
| vy01234567 = _mm256_max_ps(vy01234567, vy_min); |
| vy456789AB = _mm256_max_ps(vy456789AB, vy_min); |
| |
| vy01234567 = _mm256_min_ps(vy01234567, vy_max); |
| vy456789AB = _mm256_min_ps(vy456789AB, vy_max); |
| |
| _mm_storeu_si128((__m128i*) y, _mm256_cvtps_ph(vy01234567, _MM_FROUND_NO_EXC)); |
| _mm_storeu_si128((__m128i*) (y + 8), _mm256_cvtps_ph(vy456789AB, _MM_FROUND_NO_EXC)); |
| y += 16; |
| } |
| for (; n >= 8 * sizeof(uint16_t); n -= 8 * sizeof(uint16_t)) { |
| const __m256 va = _mm256_cvtph_ps(_mm_loadu_si128((const __m128i*) a)); |
| a += 8; |
| |
| __m256 vy = _mm256_cvtph_ps(_mm256_cvtps_ph(_mm256_div_ps(va, vb), _MM_FROUND_NO_EXC)); |
| |
| vy = _mm256_max_ps(vy, vy_min); |
| vy = _mm256_min_ps(vy, vy_max); |
| |
| _mm_storeu_si128((__m128i*) y, _mm256_cvtps_ph(vy, _MM_FROUND_NO_EXC)); |
| y += 8; |
| } |
| if XNN_UNLIKELY(n != 0) { |
| const __m256 va = _mm256_cvtph_ps(_mm_loadu_si128((const __m128i*) a)); |
| |
| __m256 vy = _mm256_cvtph_ps(_mm256_cvtps_ph(_mm256_div_ps(va, vb), _MM_FROUND_NO_EXC)); |
| |
| vy = _mm256_max_ps(vy, vy_min); |
| vy = _mm256_min_ps(vy, vy_max); |
| |
| __m128i vh = _mm256_cvtps_ph(vy, _MM_FROUND_NO_EXC); |
| if (n & (4 * sizeof(uint16_t))) { |
| _mm_storel_epi64((__m128i*) y, vh); |
| vh = _mm_unpackhi_epi64(vh, vh); |
| y += 4; |
| } |
| if (n & (2 * sizeof(uint16_t))) { |
| *((uint32_t*) y) = (uint32_t) _mm_cvtsi128_si32(vh); |
| vh = _mm_srli_epi64(vh, 32); |
| y += 2; |
| } |
| if (n & (1 * sizeof(uint16_t))) { |
| *y = (uint16_t) _mm_extract_epi16(vh, 0); |
| } |
| } |
| } |