1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-vaddc/avx2-mul32-ld64.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2020 Google LLC
6 //
7 // This source code is licensed under the BSD-style license found in the
8 // LICENSE file in the root directory of this source tree.
9
10 #include <assert.h>
11
12 #include <immintrin.h>
13
14 #include <xnnpack/intrinsics-polyfill.h>
15 #include <xnnpack/vadd.h>
16
17
xnn_qs8_vaddc_minmax_ukernel__avx2_mul32_ld64_x8(size_t n,const int8_t * input_x,const int8_t * input_y,int8_t * output,const union xnn_qs8_add_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qs8_vaddc_minmax_ukernel__avx2_mul32_ld64_x8(
19 size_t n,
20 const int8_t* input_x,
21 const int8_t* input_y,
22 int8_t* output,
23 const union xnn_qs8_add_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN
24 {
25 const __m256i vx_multiplier = _mm256_broadcastsi128_si256(_mm_load_si128((const __m128i*) params->sse2.x_multiplier));
26 const __m256i vremainder_mask = _mm256_broadcastsi128_si256(_mm_load_si128((const __m128i*) params->sse2.remainder_mask));
27 const __m256i vremainder_threshold = _mm256_broadcastsi128_si256(_mm_load_si128((const __m128i*) params->sse2.remainder_threshold));
28 const __m128i vshift = _mm_cvtsi32_si128((int) params->sse2.shift);
29 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->sse2.output_zero_point);
30 const __m128i voutput_min = _mm_load_si128((const __m128i*) params->sse2.output_min);
31 const __m128i voutput_max = _mm_load_si128((const __m128i*) params->sse2.output_max);
32
33 __m256i vzero_point_product = _mm256_broadcastsi128_si256(_mm_add_epi32(
34 _mm_broadcastd_epi32(_mm_cvtsi32_si128(params->sse2.y_multiplier[0] * (int32_t) *input_y)),
35 _mm_load_si128((const __m128i*) params->sse2.zero_point_product)));
36 for (; n >= 8 * sizeof(int8_t); n -= 8 * sizeof(int8_t)) {
37 const __m256i vx01234567 = _mm256_cvtepi8_epi32(_mm_loadl_epi64((const __m128i*) input_x));
38 input_x += 8;
39
40 __m256i vacc01234567 = _mm256_add_epi32(vzero_point_product, _mm256_mullo_epi32(vx01234567, vx_multiplier));
41
42 const __m256i vrem01234567 = _mm256_add_epi32(_mm256_and_si256(vacc01234567, vremainder_mask), _mm256_srai_epi32(vacc01234567, 31));
43
44 vacc01234567 = _mm256_sub_epi32(_mm256_sra_epi32(vacc01234567, vshift), _mm256_cmpgt_epi32(vrem01234567, vremainder_threshold));
45
46 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(_mm256_castsi256_si128(vacc01234567), _mm256_extracti128_si256(vacc01234567, 1)), voutput_zero_point);
47
48 vout01234567 = _mm_min_epi16(_mm_max_epi16(vout01234567, voutput_min), voutput_max);
49
50 __m128i vout0123456701234567 = _mm_packs_epi16(vout01234567, vout01234567);
51
52 _mm_storel_epi64((__m128i*) output, vout0123456701234567);
53 output += 8;
54 }
55 if XNN_UNLIKELY(n != 0) {
56 {
57 const __m256i vx01234567 = _mm256_cvtepi8_epi32(_mm_loadl_epi64((const __m128i*) input_x));
58
59 __m256i vacc01234567 = _mm256_add_epi32(vzero_point_product, _mm256_mullo_epi32(vx01234567, vx_multiplier));
60
61 const __m256i vrem01234567 = _mm256_add_epi32(_mm256_and_si256(vacc01234567, vremainder_mask), _mm256_srai_epi32(vacc01234567, 31));
62
63 vacc01234567 = _mm256_sub_epi32(_mm256_sra_epi32(vacc01234567, vshift), _mm256_cmpgt_epi32(vrem01234567, vremainder_threshold));
64
65 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(_mm256_castsi256_si128(vacc01234567), _mm256_extracti128_si256(vacc01234567, 1)), voutput_zero_point);
66 vout01234567 = _mm_min_epi16(_mm_max_epi16(vout01234567, voutput_min), voutput_max);
67 __m128i vout0123456701234567 = _mm_packs_epi16(vout01234567, vout01234567);
68
69 if (n & (4 * sizeof(int8_t))) {
70 *((uint32_t*) output) = (uint32_t) _mm_cvtsi128_si32(vout0123456701234567);
71 vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
72 output += 4;
73 }
74 if (n & (2 * sizeof(int8_t))) {
75 *((uint16_t*) output) = (uint16_t) _mm_extract_epi16(vout0123456701234567, 0);
76 vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
77 output += 2;
78 }
79 if (n & (1 * sizeof(int8_t))) {
80 *output = (int8_t) _mm_extract_epi8(vout0123456701234567, 0);
81 }
82 }
83 }
84 }
85