xref: /aosp_15_r20/external/XNNPACK/src/qu8-vaddc/gen/minmax-avx-mul16-ld64-x8.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)
1 // Auto-generated file. Do not edit!
2 //   Template: src/qs8-vaddc/sse-mul16-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 <smmintrin.h>
13 
14 #include <xnnpack/unaligned.h>
15 #include <xnnpack/vadd.h>
16 
17 
xnn_qu8_vaddc_minmax_ukernel__avx_mul16_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_vaddc_minmax_ukernel__avx_mul16_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 __m128i vbias = _mm_add_epi32(
26     _mm_shuffle_epi32(_mm_cvtsi32_si128(params->sse2.b_multiplier * (int32_t) *input_b), _MM_SHUFFLE(0, 0, 0, 0)),
27     _mm_load_si128((const __m128i*) params->sse2.bias));
28   const __m128i va_multiplier_lo = _mm_load_si128((const __m128i*) params->sse2.a_multiplier_lo);
29   const __m128i va_multiplier_hi = _mm_load_si128((const __m128i*) params->sse2.a_multiplier_hi);
30   const __m128i vshift = _mm_cvtsi32_si128((int) params->sse2.shift);
31   const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->sse2.output_zero_point);
32   const __m128i voutput_min = _mm_load_si128((const __m128i*) params->sse2.output_min);
33   const __m128i voutput_max = _mm_load_si128((const __m128i*) params->sse2.output_max);
34 
35   for (; n >= 8 * sizeof(uint8_t); n -= 8 * sizeof(uint8_t)) {
36     const __m128i va01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) input_a));
37     input_a += 8;
38 
39 
40     __m128i vaprod01234567hi = _mm_mulhi_epu16(va01234567, va_multiplier_lo);
41     const __m128i vaprod01234567lo = _mm_mullo_epi16(va01234567, va_multiplier_lo);
42 
43     vaprod01234567hi = _mm_add_epi16(vaprod01234567hi, _mm_mullo_epi16(va01234567, va_multiplier_hi));
44 
45 
46     __m128i vacc0123 = _mm_add_epi32(vbias, _mm_unpacklo_epi16(vaprod01234567lo, vaprod01234567hi));
47     __m128i vacc4567 = _mm_add_epi32(vbias, _mm_unpackhi_epi16(vaprod01234567lo, vaprod01234567hi));
48 
49     vacc0123 = _mm_sra_epi32(vacc0123, vshift);
50     vacc4567 = _mm_sra_epi32(vacc4567, vshift);
51 
52     __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
53 
54 
55     __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
56 
57     vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
58 
59     vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
60 
61     _mm_storel_epi64((__m128i*) output, vout0123456701234567);
62     output += 8;
63   }
64   if XNN_UNLIKELY(n != 0) {
65     {
66       const __m128i va01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) input_a));
67 
68 
69       __m128i vaprod01234567hi = _mm_mulhi_epu16(va01234567, va_multiplier_lo);
70       const __m128i vaprod01234567lo = _mm_mullo_epi16(va01234567, va_multiplier_lo);
71 
72       vaprod01234567hi = _mm_add_epi16(vaprod01234567hi, _mm_mullo_epi16(va01234567, va_multiplier_hi));
73 
74 
75       __m128i vacc0123 = _mm_add_epi32(vbias, _mm_unpacklo_epi16(vaprod01234567lo, vaprod01234567hi));
76       __m128i vacc4567 = _mm_add_epi32(vbias, _mm_unpackhi_epi16(vaprod01234567lo, vaprod01234567hi));
77 
78       vacc0123 = _mm_sra_epi32(vacc0123, vshift);
79       vacc4567 = _mm_sra_epi32(vacc4567, vshift);
80 
81       __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
82 
83       __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
84       vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
85       vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
86 
87       if (n & (4 * sizeof(uint8_t))) {
88         unaligned_store_u32(output, (uint32_t) _mm_cvtsi128_si32(vout0123456701234567));
89         vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
90         output += 4;
91       }
92       if (n & (2 * sizeof(uint8_t))) {
93         unaligned_store_u16(output, (uint16_t) _mm_extract_epi16(vout0123456701234567, 0));
94         vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
95         output += 2;
96       }
97       if (n & (1 * sizeof(uint8_t))) {
98         *output = (uint8_t) _mm_extract_epi8(vout0123456701234567, 0);
99       }
100     }
101   }
102 }
103