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1 // Auto-generated file. Do not edit!
2 //   Template: src/qs8-vadd/sse-mul32-ld32.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/vaddsub.h>
16 
17 
xnn_qu8_vadd_minmax_ukernel__avx_mul32_ld32_x8(size_t n,const uint8_t * input_a,const uint8_t * input_b,uint8_t * output,const union xnn_qu8_addsub_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qu8_vadd_minmax_ukernel__avx_mul32_ld32_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_addsub_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
24 {
25   const __m128i vbias = _mm_load_si128((const __m128i*) params->sse4.bias);
26   const __m128i va_multiplier = _mm_load_si128((const __m128i*) params->sse4.a_multiplier);
27   const __m128i vb_multiplier = _mm_load_si128((const __m128i*) params->sse4.b_multiplier);
28   const __m128i vshift = _mm_loadu_si32(params->sse4.shift);
29   const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->sse4.output_zero_point);
30   const __m128i voutput_min = _mm_load_si128((const __m128i*) params->sse4.output_min);
31   const __m128i voutput_max = _mm_load_si128((const __m128i*) params->sse4.output_max);
32 
33   for (; n >= 8 * sizeof(uint8_t); n -= 8 * sizeof(uint8_t)) {
34     const __m128i va0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(input_a));
35     const __m128i vb0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(input_b));
36     const __m128i va4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(input_a + 4));
37     const __m128i vb4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(input_b + 4));
38     input_a += 8;
39     input_b += 8;
40 
41     __m128i vacc0123 = _mm_add_epi32(vbias, _mm_mullo_epi32(va0123, va_multiplier));
42     __m128i vacc4567 = _mm_add_epi32(vbias, _mm_mullo_epi32(va4567, va_multiplier));
43 
44     vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vb0123, vb_multiplier));
45     vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vb4567, vb_multiplier));
46 
47     vacc0123 = _mm_sra_epi32(vacc0123, vshift);
48     vacc4567 = _mm_sra_epi32(vacc4567, vshift);
49 
50     const __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
51 
52     __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
53 
54     vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
55 
56     vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
57 
58     _mm_storel_epi64((__m128i*) output, vout0123456701234567);
59     output += 8;
60   }
61   if XNN_UNLIKELY(n != 0) {
62     {
63       const __m128i va0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(input_a));
64       const __m128i vb0123 = _mm_cvtepu8_epi32(_mm_loadu_si32(input_b));
65       const __m128i va4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(input_a + 4));
66       const __m128i vb4567 = _mm_cvtepu8_epi32(_mm_loadu_si32(input_b + 4));
67 
68       __m128i vacc0123 = _mm_add_epi32(vbias, _mm_mullo_epi32(va0123, va_multiplier));
69       __m128i vacc4567 = _mm_add_epi32(vbias, _mm_mullo_epi32(va4567, va_multiplier));
70 
71       vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vb0123, vb_multiplier));
72       vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vb4567, vb_multiplier));
73 
74       vacc0123 = _mm_sra_epi32(vacc0123, vshift);
75       vacc4567 = _mm_sra_epi32(vacc4567, vshift);
76 
77       const __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
78 
79       __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
80       vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
81       vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
82 
83       if (n & (4 * sizeof(uint8_t))) {
84         *((uint32_t*) output) = (uint32_t) _mm_cvtsi128_si32(vout0123456701234567);
85         vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
86         output += 4;
87       }
88       if (n & (2 * sizeof(uint8_t))) {
89         *((uint16_t*) output) = (uint16_t) _mm_extract_epi16(vout0123456701234567, 0);
90         vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
91         output += 2;
92       }
93       if (n & (1 * sizeof(uint8_t))) {
94         *output = (uint8_t) _mm_extract_epi8(vout0123456701234567, 0);
95       }
96     }
97   }
98 }
99