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_qu8_vaddc_minmax_ukernel__avx2_mul32_ld64_x16(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_vaddc_minmax_ukernel__avx2_mul32_ld64_x16(
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 va_multiplier = _mm256_load_si256((const __m256i*) params->avx2.a_multiplier);
26 const __m128i vshift = _mm_load_si128((const __m128i*) params->avx2.shift);
27 const __m256i voutput_zero_point = _mm256_load_si256((const __m256i*) params->avx2.output_zero_point);
28 const __m128i voutput_min = _mm_load_si128((const __m128i*) params->avx2.output_min);
29 const __m128i voutput_max = _mm_load_si128((const __m128i*) params->avx2.output_max);
30
31 const __m256i vbias = _mm256_add_epi32(
32 _mm256_broadcastd_epi32(_mm_cvtsi32_si128(params->avx2.b_multiplier[0] * (int32_t) *input_b)),
33 _mm256_load_si256((const __m256i*) params->avx2.bias));
34 for (; n >= 16 * sizeof(uint8_t); n -= 16 * sizeof(uint8_t)) {
35 const __m256i va01234567 = _mm256_cvtepu8_epi32(_mm_loadl_epi64((const __m128i*) input_a));
36 const __m256i va89ABCDEF = _mm256_cvtepu8_epi32(_mm_loadl_epi64((const __m128i*) (input_a + 8)));
37 input_a += 16;
38
39 __m256i vacc01234567 = _mm256_add_epi32(vbias, _mm256_mullo_epi32(va01234567, va_multiplier));
40 __m256i vacc89ABCDEF = _mm256_add_epi32(vbias, _mm256_mullo_epi32(va89ABCDEF, va_multiplier));
41
42 vacc01234567 = _mm256_sra_epi32(vacc01234567, vshift);
43 vacc89ABCDEF = _mm256_sra_epi32(vacc89ABCDEF, vshift);
44
45 __m256i vout012389AB4567CDEF = _mm256_adds_epi16(_mm256_packs_epi32(vacc01234567, vacc89ABCDEF), voutput_zero_point);
46
47 __m128i vout0123456789ABCDEF = _mm_shuffle_epi32(_mm_packus_epi16(_mm256_castsi256_si128(vout012389AB4567CDEF), _mm256_extracti128_si256(vout012389AB4567CDEF, 1)), _MM_SHUFFLE(3, 1, 2, 0));
48
49 vout0123456789ABCDEF = _mm_max_epu8(vout0123456789ABCDEF, voutput_min);
50
51 vout0123456789ABCDEF = _mm_min_epu8(vout0123456789ABCDEF, voutput_max);
52
53 _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
54 output += 16;
55 }
56 if XNN_UNLIKELY(n != 0) {
57 do {
58 const __m256i va01234567 = _mm256_cvtepu8_epi32(_mm_loadl_epi64((const __m128i*) input_a));
59 input_a += 8;
60
61 __m256i vacc01234567 = _mm256_add_epi32(vbias, _mm256_mullo_epi32(va01234567, va_multiplier));
62
63 vacc01234567 = _mm256_sra_epi32(vacc01234567, vshift);
64
65 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(_mm256_castsi256_si128(vacc01234567), _mm256_extracti128_si256(vacc01234567, 1)), _mm256_castsi256_si128(voutput_zero_point));
66 __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
67 vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
68 vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
69
70 if XNN_LIKELY(n >= (8 * sizeof(uint8_t))) {
71 _mm_storel_epi64((__m128i*) output, vout0123456701234567);
72 output += 8;
73 n -= 8 * sizeof(uint8_t);
74 } else {
75 if (n & (4 * sizeof(uint8_t))) {
76 _mm_storeu_si32(output, vout0123456701234567);
77 vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
78 output += 4;
79 }
80 if (n & (2 * sizeof(uint8_t))) {
81 _mm_storeu_si16(output, vout0123456701234567);
82 vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
83 output += 2;
84 }
85 if (n & (1 * sizeof(uint8_t))) {
86 *output = (uint8_t) _mm_extract_epi8(vout0123456701234567, 0);
87 }
88 n = 0;
89 }
90 } while (n != 0);
91 }
92 }
93