1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-vadd/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_qu8_vadd_minmax_ukernel__avx2_mul32_ld64_x8(size_t n,const uint8_t * input_a,const uint8_t * input_b,uint8_t * output,const union xnn_qu8_add_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qu8_vadd_minmax_ukernel__avx2_mul32_ld64_x8(
19 size_t n,
20 const uint8_t* input_a,
21 const uint8_t* input_b,
22 uint8_t* output,
23 const union xnn_qu8_add_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
24 {
25 const __m256i vbias = _mm256_load_si256((const __m256i*) params->avx2.bias);
26 const __m256i va_multiplier = _mm256_load_si256((const __m256i*) params->avx2.a_multiplier);
27 const __m256i vb_multiplier = _mm256_load_si256((const __m256i*) params->avx2.b_multiplier);
28 const __m128i vshift = _mm_load_si128((const __m128i*) params->avx2.shift);
29 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->avx2.output_zero_point);
30 const __m128i voutput_min = _mm_load_si128((const __m128i*) params->avx2.output_min);
31 const __m128i voutput_max = _mm_load_si128((const __m128i*) params->avx2.output_max);
32
33 for (; n >= 8 * sizeof(uint8_t); n -= 8 * sizeof(uint8_t)) {
34 const __m256i va01234567 = _mm256_cvtepu8_epi32(_mm_loadl_epi64((const __m128i*) input_a));
35 const __m256i vb01234567 = _mm256_cvtepu8_epi32(_mm_loadl_epi64((const __m128i*) input_b));
36 input_a += 8;
37 input_b += 8;
38
39 __m256i vacc01234567 = _mm256_add_epi32(vbias, _mm256_mullo_epi32(va01234567, va_multiplier));
40
41 vacc01234567 = _mm256_add_epi32(vacc01234567, _mm256_mullo_epi32(vb01234567, vb_multiplier));
42
43 vacc01234567 = _mm256_sra_epi32(vacc01234567, vshift);
44
45 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(_mm256_castsi256_si128(vacc01234567), _mm256_extracti128_si256(vacc01234567, 1)), voutput_zero_point);
46
47 __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
48
49 vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
50
51 vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
52
53 _mm_storel_epi64((__m128i*) output, vout0123456701234567);
54 output += 8;
55 }
56 if XNN_UNLIKELY(n != 0) {
57 {
58 const __m256i va01234567 = _mm256_cvtepu8_epi32(_mm_loadl_epi64((const __m128i*) input_a));
59 const __m256i vb01234567 = _mm256_cvtepu8_epi32(_mm_loadl_epi64((const __m128i*) input_b));
60
61 __m256i vacc01234567 = _mm256_add_epi32(vbias, _mm256_mullo_epi32(va01234567, va_multiplier));
62
63 vacc01234567 = _mm256_add_epi32(vacc01234567, _mm256_mullo_epi32(vb01234567, vb_multiplier));
64
65 vacc01234567 = _mm256_sra_epi32(vacc01234567, vshift);
66
67 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(_mm256_castsi256_si128(vacc01234567), _mm256_extracti128_si256(vacc01234567, 1)), voutput_zero_point);
68 __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
69 vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
70 vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
71
72 if (n & (4 * sizeof(uint8_t))) {
73 _mm_storeu_si32(output, vout0123456701234567);
74 vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
75 output += 4;
76 }
77 if (n & (2 * sizeof(uint8_t))) {
78 _mm_storeu_si16(output, vout0123456701234567);
79 vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
80 output += 2;
81 }
82 if (n & (1 * sizeof(uint8_t))) {
83 *output = (uint8_t) _mm_extract_epi8(vout0123456701234567, 0);
84 }
85 }
86 }
87 }
88