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_qs8_vadd_minmax_ukernel__sse2_mul16_ld64_x16(size_t n,const int8_t * input_a,const int8_t * input_b,int8_t * output,const union xnn_qs8_add_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qs8_vadd_minmax_ukernel__sse2_mul16_ld64_x16(
19 size_t n,
20 const int8_t* input_a,
21 const int8_t* input_b,
22 int8_t* output,
23 const union xnn_qs8_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 >= 16 * sizeof(int8_t); n -= 16 * sizeof(int8_t)) {
36 __m128i va01234567 = _mm_loadl_epi64((const __m128i*) input_a);
37 __m128i vb01234567 = _mm_loadl_epi64((const __m128i*) input_b);
38 __m128i va89ABCDEF = _mm_loadl_epi64((const __m128i*) (input_a + 8));
39 __m128i vb89ABCDEF = _mm_loadl_epi64((const __m128i*) (input_b + 8));
40 input_a += 16;
41 input_b += 16;
42
43 va01234567 = _mm_srai_epi16(_mm_unpacklo_epi8(va01234567, va01234567), 8);
44 vb01234567 = _mm_srai_epi16(_mm_unpacklo_epi8(vb01234567, vb01234567), 8);
45 va89ABCDEF = _mm_srai_epi16(_mm_unpacklo_epi8(va89ABCDEF, va89ABCDEF), 8);
46 vb89ABCDEF = _mm_srai_epi16(_mm_unpacklo_epi8(vb89ABCDEF, vb89ABCDEF), 8);
47
48 __m128i vaprod01234567hi = _mm_mulhi_epu16(va01234567, va_multiplier_lo);
49 __m128i vbprod01234567hi = _mm_mulhi_epu16(vb01234567, vb_multiplier_lo);
50 const __m128i vaprod01234567lo = _mm_mullo_epi16(va01234567, va_multiplier_lo);
51 const __m128i vbprod01234567lo = _mm_mullo_epi16(vb01234567, vb_multiplier_lo);
52 __m128i vaprod89ABCDEFhi = _mm_mulhi_epu16(va89ABCDEF, va_multiplier_lo);
53 __m128i vbprod89ABCDEFhi = _mm_mulhi_epu16(vb89ABCDEF, vb_multiplier_lo);
54 const __m128i vaprod89ABCDEFlo = _mm_mullo_epi16(va89ABCDEF, va_multiplier_lo);
55 const __m128i vbprod89ABCDEFlo = _mm_mullo_epi16(vb89ABCDEF, vb_multiplier_lo);
56
57 vaprod01234567hi = _mm_add_epi16(vaprod01234567hi, _mm_mullo_epi16(va01234567, va_multiplier_hi));
58 vbprod01234567hi = _mm_add_epi16(vbprod01234567hi, _mm_mullo_epi16(vb01234567, vb_multiplier_hi));
59 vaprod89ABCDEFhi = _mm_add_epi16(vaprod89ABCDEFhi, _mm_mullo_epi16(va89ABCDEF, va_multiplier_hi));
60 vbprod89ABCDEFhi = _mm_add_epi16(vbprod89ABCDEFhi, _mm_mullo_epi16(vb89ABCDEF, vb_multiplier_hi));
61
62 vaprod01234567hi = _mm_sub_epi16(vaprod01234567hi, _mm_and_si128(_mm_srai_epi16(va01234567, 15), va_multiplier_lo));
63 vbprod01234567hi = _mm_sub_epi16(vbprod01234567hi, _mm_and_si128(_mm_srai_epi16(vb01234567, 15), vb_multiplier_lo));
64 vaprod89ABCDEFhi = _mm_sub_epi16(vaprod89ABCDEFhi, _mm_and_si128(_mm_srai_epi16(va89ABCDEF, 15), va_multiplier_lo));
65 vbprod89ABCDEFhi = _mm_sub_epi16(vbprod89ABCDEFhi, _mm_and_si128(_mm_srai_epi16(vb89ABCDEF, 15), vb_multiplier_lo));
66
67 __m128i vacc0123 = _mm_add_epi32(vbias, _mm_unpacklo_epi16(vaprod01234567lo, vaprod01234567hi));
68 __m128i vacc4567 = _mm_add_epi32(vbias, _mm_unpackhi_epi16(vaprod01234567lo, vaprod01234567hi));
69 __m128i vacc89AB = _mm_add_epi32(vbias, _mm_unpacklo_epi16(vaprod89ABCDEFlo, vaprod89ABCDEFhi));
70 __m128i vaccCDEF = _mm_add_epi32(vbias, _mm_unpackhi_epi16(vaprod89ABCDEFlo, vaprod89ABCDEFhi));
71
72 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vbprod01234567lo, vbprod01234567hi));
73 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vbprod01234567lo, vbprod01234567hi));
74 vacc89AB = _mm_add_epi32(vacc89AB, _mm_unpacklo_epi16(vbprod89ABCDEFlo, vbprod89ABCDEFhi));
75 vaccCDEF = _mm_add_epi32(vaccCDEF, _mm_unpackhi_epi16(vbprod89ABCDEFlo, vbprod89ABCDEFhi));
76
77 vacc0123 = _mm_sra_epi32(vacc0123, vshift);
78 vacc4567 = _mm_sra_epi32(vacc4567, vshift);
79 vacc89AB = _mm_sra_epi32(vacc89AB, vshift);
80 vaccCDEF = _mm_sra_epi32(vaccCDEF, vshift);
81
82 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
83 __m128i vout89ABCDEF = _mm_adds_epi16(_mm_packs_epi32(vacc89AB, vaccCDEF), voutput_zero_point);
84
85 vout01234567 = _mm_max_epi16(vout01234567, voutput_min);
86 vout89ABCDEF = _mm_max_epi16(vout89ABCDEF, voutput_min);
87
88 vout01234567 = _mm_min_epi16(vout01234567, voutput_max);
89 vout89ABCDEF = _mm_min_epi16(vout89ABCDEF, voutput_max);
90
91 __m128i vout0123456789ABCDEF = _mm_packs_epi16(vout01234567, vout89ABCDEF);
92
93
94 _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
95 output += 16;
96 }
97 if XNN_UNLIKELY(n != 0) {
98 do {
99 __m128i va01234567 = _mm_loadl_epi64((const __m128i*) input_a);
100 __m128i vb01234567 = _mm_loadl_epi64((const __m128i*) input_b);
101 input_a += 8;
102 input_b += 8;
103
104 va01234567 = _mm_srai_epi16(_mm_unpacklo_epi8(va01234567, va01234567), 8);
105 vb01234567 = _mm_srai_epi16(_mm_unpacklo_epi8(vb01234567, vb01234567), 8);
106
107 __m128i vaprod01234567hi = _mm_mulhi_epu16(va01234567, va_multiplier_lo);
108 __m128i vbprod01234567hi = _mm_mulhi_epu16(vb01234567, vb_multiplier_lo);
109 const __m128i vaprod01234567lo = _mm_mullo_epi16(va01234567, va_multiplier_lo);
110 const __m128i vbprod01234567lo = _mm_mullo_epi16(vb01234567, vb_multiplier_lo);
111
112 vaprod01234567hi = _mm_add_epi16(vaprod01234567hi, _mm_mullo_epi16(va01234567, va_multiplier_hi));
113 vbprod01234567hi = _mm_add_epi16(vbprod01234567hi, _mm_mullo_epi16(vb01234567, vb_multiplier_hi));
114
115 vaprod01234567hi = _mm_sub_epi16(vaprod01234567hi, _mm_and_si128(_mm_srai_epi16(va01234567, 15), va_multiplier_lo));
116 vbprod01234567hi = _mm_sub_epi16(vbprod01234567hi, _mm_and_si128(_mm_srai_epi16(vb01234567, 15), vb_multiplier_lo));
117
118 __m128i vacc0123 = _mm_add_epi32(vbias, _mm_unpacklo_epi16(vaprod01234567lo, vaprod01234567hi));
119 __m128i vacc4567 = _mm_add_epi32(vbias, _mm_unpackhi_epi16(vaprod01234567lo, vaprod01234567hi));
120
121 vacc0123 = _mm_add_epi32(vacc0123, _mm_unpacklo_epi16(vbprod01234567lo, vbprod01234567hi));
122 vacc4567 = _mm_add_epi32(vacc4567, _mm_unpackhi_epi16(vbprod01234567lo, vbprod01234567hi));
123
124 vacc0123 = _mm_sra_epi32(vacc0123, vshift);
125 vacc4567 = _mm_sra_epi32(vacc4567, vshift);
126
127 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
128 vout01234567 = _mm_max_epi16(vout01234567, voutput_min);
129 vout01234567 = _mm_min_epi16(vout01234567, voutput_max);
130
131 __m128i vout0123456701234567 = _mm_packs_epi16(vout01234567, vout01234567);
132
133 if XNN_LIKELY(n >= (8 * sizeof(int8_t))) {
134 _mm_storel_epi64((__m128i*) output, vout0123456701234567);
135 output += 8;
136 n -= 8 * sizeof(int8_t);
137 } else {
138 if (n & (4 * sizeof(int8_t))) {
139 unaligned_store_u32(output, (uint32_t) _mm_cvtsi128_si32(vout0123456701234567));
140 vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
141 output += 4;
142 }
143 if (n & (2 * sizeof(int8_t))) {
144 unaligned_store_u16(output, (uint16_t) _mm_cvtsi128_si32(vout0123456701234567));
145 vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
146 output += 2;
147 }
148 if (n & (1 * sizeof(int8_t))) {
149 *output = (int32_t) _mm_cvtsi128_si32(vout0123456701234567);
150 }
151 n = 0;
152 }
153 } while (n != 0);
154 }
155 }
156