1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-vmulc/sse-mul16-ld64.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2021 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/vmul.h>
15
16
xnn_qu8_vmulc_minmax_fp32_ukernel__sse2_mul16_ld64_x16(size_t n,const uint8_t * input_a,const uint8_t * input_b,uint8_t * output,const union xnn_qu8_mul_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_qu8_vmulc_minmax_fp32_ukernel__sse2_mul16_ld64_x16(
18 size_t n,
19 const uint8_t* input_a,
20 const uint8_t* input_b,
21 uint8_t* output,
22 const union xnn_qu8_mul_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
23
24 {
25 const __m128i va_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.a_zero_point);
26 const __m128 vscale = _mm_load_ps(params->fp32_sse2.scale);
27 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
28 const __m128i voutput_min = _mm_load_si128((const __m128i*) params->fp32_sse2.output_min);
29 const __m128i voutput_max = _mm_load_si128((const __m128i*) params->fp32_sse2.output_max);
30
31 __m128i vxb = _mm_sub_epi16(
32 _mm_shuffle_epi32(_mm_cvtsi32_si128(UINT32_C(0x00010001) * (uint32_t) (uint16_t) (int16_t) *input_b), 0),
33 _mm_load_si128((const __m128i*) params->fp32_sse2.b_zero_point));
34 for (; n >= 16 * sizeof(uint8_t); n -= 16 * sizeof(uint8_t)) {
35 __m128i va01234567 = _mm_loadl_epi64((const __m128i*) input_a);
36 __m128i va89ABCDEF = _mm_loadl_epi64((const __m128i*) (input_a + 8));
37 input_a += 16;
38
39 const __m128i vzero = _mm_setzero_si128();
40 va01234567 = _mm_unpacklo_epi8(va01234567, vzero);
41 va89ABCDEF = _mm_unpacklo_epi8(va89ABCDEF, vzero);
42
43 const __m128i vxa01234567 = _mm_sub_epi16(va01234567, va_zero_point);
44 const __m128i vxa89ABCDEF = _mm_sub_epi16(va89ABCDEF, va_zero_point);
45
46 const __m128i vprod01234567lo = _mm_mullo_epi16(vxa01234567, vxb);
47 const __m128i vprod01234567hi = _mm_mulhi_epi16(vxa01234567, vxb);
48 const __m128i vprod89ABCDEFlo = _mm_mullo_epi16(vxa89ABCDEF, vxb);
49 const __m128i vprod89ABCDEFhi = _mm_mulhi_epi16(vxa89ABCDEF, vxb);
50
51 const __m128i vprod0123 = _mm_unpacklo_epi16(vprod01234567lo, vprod01234567hi);
52 const __m128i vprod4567 = _mm_unpackhi_epi16(vprod01234567lo, vprod01234567hi);
53 const __m128i vprod89AB = _mm_unpacklo_epi16(vprod89ABCDEFlo, vprod89ABCDEFhi);
54 const __m128i vprodCDEF = _mm_unpackhi_epi16(vprod89ABCDEFlo, vprod89ABCDEFhi);
55
56 __m128 vfpacc0123 = _mm_cvtepi32_ps(vprod0123);
57 __m128 vfpacc4567 = _mm_cvtepi32_ps(vprod4567);
58 __m128 vfpacc89AB = _mm_cvtepi32_ps(vprod89AB);
59 __m128 vfpaccCDEF = _mm_cvtepi32_ps(vprodCDEF);
60
61 vfpacc0123 = _mm_mul_ps(vfpacc0123, vscale);
62 vfpacc4567 = _mm_mul_ps(vfpacc4567, vscale);
63 vfpacc89AB = _mm_mul_ps(vfpacc89AB, vscale);
64 vfpaccCDEF = _mm_mul_ps(vfpaccCDEF, vscale);
65
66 const __m128i vacc0123 = _mm_cvtps_epi32(vfpacc0123);
67 const __m128i vacc4567 = _mm_cvtps_epi32(vfpacc4567);
68 const __m128i vacc89AB = _mm_cvtps_epi32(vfpacc89AB);
69 const __m128i vaccCDEF = _mm_cvtps_epi32(vfpaccCDEF);
70
71 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
72 __m128i vout89ABCDEF = _mm_adds_epi16(_mm_packs_epi32(vacc89AB, vaccCDEF), voutput_zero_point);
73
74
75 __m128i vout0123456789ABCDEF = _mm_packus_epi16(vout01234567, vout89ABCDEF);
76
77 vout0123456789ABCDEF = _mm_max_epu8(vout0123456789ABCDEF, voutput_min);
78
79 vout0123456789ABCDEF = _mm_min_epu8(vout0123456789ABCDEF, voutput_max);
80
81 _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
82 output += 16;
83 }
84 if XNN_UNLIKELY(n != 0) {
85 do {
86 __m128i va01234567 = _mm_loadl_epi64((const __m128i*) input_a);
87 input_a += 8;
88
89 const __m128i vzero = _mm_setzero_si128();
90 va01234567 = _mm_unpacklo_epi8(va01234567, vzero);
91
92 const __m128i vxa01234567 = _mm_sub_epi16(va01234567, va_zero_point);
93
94 const __m128i vprod01234567lo = _mm_mullo_epi16(vxa01234567, vxb);
95 const __m128i vprod01234567hi = _mm_mulhi_epi16(vxa01234567, vxb);
96
97 const __m128i vprod0123 = _mm_unpacklo_epi16(vprod01234567lo, vprod01234567hi);
98 const __m128i vprod4567 = _mm_unpackhi_epi16(vprod01234567lo, vprod01234567hi);
99
100 __m128 vfpacc0123 = _mm_cvtepi32_ps(vprod0123);
101 __m128 vfpacc4567 = _mm_cvtepi32_ps(vprod4567);
102
103 vfpacc0123 = _mm_mul_ps(vfpacc0123, vscale);
104 vfpacc4567 = _mm_mul_ps(vfpacc4567, vscale);
105
106 const __m128i vacc0123 = _mm_cvtps_epi32(vfpacc0123);
107 const __m128i vacc4567 = _mm_cvtps_epi32(vfpacc4567);
108
109 __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
110
111 __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
112 vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
113 vout0123456701234567 = _mm_min_epu8(vout0123456701234567, voutput_max);
114
115 if XNN_LIKELY(n >= (8 * sizeof(uint8_t))) {
116 _mm_storel_epi64((__m128i*) output, vout0123456701234567);
117 output += 8;
118 n -= 8 * sizeof(uint8_t);
119 } else {
120 if (n & (4 * sizeof(uint8_t))) {
121 *((uint32_t*) output) = (uint32_t) _mm_cvtsi128_si32(vout0123456701234567);
122 vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
123 output += 4;
124 }
125 if (n & (2 * sizeof(uint8_t))) {
126 *((uint16_t*) output) = (uint16_t) _mm_cvtsi128_si32(vout0123456701234567);
127 vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
128 output += 2;
129 }
130 if (n & (1 * sizeof(uint8_t))) {
131 *output = (int32_t) _mm_cvtsi128_si32(vout0123456701234567);
132 }
133 n = 0;
134 }
135 } while (n != 0);
136 }
137 }
138