1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-vadd/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 <emmintrin.h>
13
14 #include <xnnpack/unaligned.h>
15 #include <xnnpack/vadd.h>
16
17
xnn_qu8_vadd_minmax_ukernel__sse2_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_vadd_minmax_ukernel__sse2_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_load_si128((const __m128i*) params->sse2.bias);
26 const __m128i va_multiplier_lo = _mm_load_si128((const __m128i*) params->sse2.a_multiplier_lo);
27 const __m128i va_multiplier_hi = _mm_load_si128((const __m128i*) params->sse2.a_multiplier_hi);
28 const __m128i vb_multiplier_lo = _mm_load_si128((const __m128i*) params->sse2.b_multiplier_lo);
29 const __m128i vb_multiplier_hi = _mm_load_si128((const __m128i*) params->sse2.b_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 __m128i va01234567 = _mm_loadl_epi64((const __m128i*) input_a);
37 __m128i vb01234567 = _mm_loadl_epi64((const __m128i*) input_b);
38 input_a += 8;
39 input_b += 8;
40
41 const __m128i vzero = _mm_setzero_si128();
42 va01234567 = _mm_unpacklo_epi8(va01234567, vzero);
43 vb01234567 = _mm_unpacklo_epi8(vb01234567, vzero);
44
45 __m128i vaprod01234567hi = _mm_mulhi_epu16(va01234567, va_multiplier_lo);
46 __m128i vbprod01234567hi = _mm_mulhi_epu16(vb01234567, vb_multiplier_lo);
47 const __m128i vaprod01234567lo = _mm_mullo_epi16(va01234567, va_multiplier_lo);
48 const __m128i vbprod01234567lo = _mm_mullo_epi16(vb01234567, vb_multiplier_lo);
49
50 vaprod01234567hi = _mm_add_epi16(vaprod01234567hi, _mm_mullo_epi16(va01234567, va_multiplier_hi));
51 vbprod01234567hi = _mm_add_epi16(vbprod01234567hi, _mm_mullo_epi16(vb01234567, vb_multiplier_hi));
52
53
54 __m128i vacc0123 = _mm_add_epi32(vbias, _mm_unpacklo_epi16(vaprod01234567lo, vaprod01234567hi));
55 __m128i vacc4567 = _mm_add_epi32(vbias, _mm_unpackhi_epi16(vaprod01234567lo, vaprod01234567hi));
56
57 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vbprod01234567lo, vbprod01234567hi));
58 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vbprod01234567lo, vbprod01234567hi));
59
60 vacc0123 = _mm_sra_epi32(vacc0123, vshift);
61 vacc4567 = _mm_sra_epi32(vacc4567, vshift);
62
63 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
64
65
66 __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
67
68 vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
69
70 vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
71
72 _mm_storel_epi64((__m128i*) output, vout0123456701234567);
73 output += 8;
74 }
75 if XNN_UNLIKELY(n != 0) {
76 {
77 __m128i va01234567 = _mm_loadl_epi64((const __m128i*) input_a);
78 __m128i vb01234567 = _mm_loadl_epi64((const __m128i*) input_b);
79
80 const __m128i vzero = _mm_setzero_si128();
81 va01234567 = _mm_unpacklo_epi8(va01234567, vzero);
82 vb01234567 = _mm_unpacklo_epi8(vb01234567, vzero);
83
84 __m128i vaprod01234567hi = _mm_mulhi_epu16(va01234567, va_multiplier_lo);
85 __m128i vbprod01234567hi = _mm_mulhi_epu16(vb01234567, vb_multiplier_lo);
86 const __m128i vaprod01234567lo = _mm_mullo_epi16(va01234567, va_multiplier_lo);
87 const __m128i vbprod01234567lo = _mm_mullo_epi16(vb01234567, vb_multiplier_lo);
88
89 vaprod01234567hi = _mm_add_epi16(vaprod01234567hi, _mm_mullo_epi16(va01234567, va_multiplier_hi));
90 vbprod01234567hi = _mm_add_epi16(vbprod01234567hi, _mm_mullo_epi16(vb01234567, vb_multiplier_hi));
91
92
93 __m128i vacc0123 = _mm_add_epi32(vbias, _mm_unpacklo_epi16(vaprod01234567lo, vaprod01234567hi));
94 __m128i vacc4567 = _mm_add_epi32(vbias, _mm_unpackhi_epi16(vaprod01234567lo, vaprod01234567hi));
95
96 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vbprod01234567lo, vbprod01234567hi));
97 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vbprod01234567lo, vbprod01234567hi));
98
99 vacc0123 = _mm_sra_epi32(vacc0123, vshift);
100 vacc4567 = _mm_sra_epi32(vacc4567, vshift);
101
102 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
103
104 __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
105 vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
106 vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
107
108 if (n & (4 * sizeof(uint8_t))) {
109 unaligned_store_u32(output, (uint32_t) _mm_cvtsi128_si32(vout0123456701234567));
110 vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
111 output += 4;
112 }
113 if (n & (2 * sizeof(uint8_t))) {
114 unaligned_store_u16(output, (uint16_t) _mm_cvtsi128_si32(vout0123456701234567));
115 vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
116 output += 2;
117 }
118 if (n & (1 * sizeof(uint8_t))) {
119 *output = (uint8_t) _mm_cvtsi128_si32(vout0123456701234567);
120 }
121 }
122 }
123 }
124