1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-gemm/MRx4c2s4-sse.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2022 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/gemm.h>
15 #include <xnnpack/math.h>
16 #include <xnnpack/unaligned.h>
17
18
19
xnn_qs8_gemm_minmax_fp32_ukernel_3x4c2s4__avx_ld128(size_t mr,size_t nc,size_t kc,const int8_t * restrict a,size_t a_stride,const void * restrict w,int8_t * restrict c,size_t cm_stride,size_t cn_stride,const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])20 void xnn_qs8_gemm_minmax_fp32_ukernel_3x4c2s4__avx_ld128(
21 size_t mr,
22 size_t nc,
23 size_t kc,
24 const int8_t* restrict a,
25 size_t a_stride,
26 const void* restrict w,
27 int8_t* restrict c,
28 size_t cm_stride,
29 size_t cn_stride,
30 const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
31 {
32 assert(mr != 0);
33 assert(mr <= 3);
34 assert(nc != 0);
35 assert(kc != 0);
36 assert(kc % sizeof(int8_t) == 0);
37 assert(a != NULL);
38 assert(w != NULL);
39 assert(c != NULL);
40
41 kc = round_up_po2(kc, 8 * sizeof(int8_t));
42 const int8_t* a0 = a;
43 int8_t* c0 = c;
44 const int8_t* a1 = (const int8_t*) ((uintptr_t) a0 + a_stride);
45 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
46 if XNN_UNPREDICTABLE(mr < 2) {
47 a1 = a0;
48 c1 = c0;
49 }
50 const int8_t* a2 = (const int8_t*) ((uintptr_t) a1 + a_stride);
51 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
52 if XNN_UNPREDICTABLE(mr <= 2) {
53 a2 = a1;
54 c2 = c1;
55 }
56
57 do {
58 __m128i vacc0x0123 = _mm_loadu_si128((const __m128i*) w);
59 __m128i vacc1x0123 = vacc0x0123;
60 __m128i vacc2x0123 = vacc0x0123;
61 w = (const void*) ((const int32_t*) w + 4);
62
63 size_t k = kc;
64 do {
65 const __m128i va0 = _mm_loadl_epi64((const __m128i*) a0);
66 __m128i vxa0 = _mm_cvtepi8_epi16(va0);
67 a0 += 8;
68 const __m128i va1 = _mm_loadl_epi64((const __m128i*) a1);
69 __m128i vxa1 = _mm_cvtepi8_epi16(va1);
70 a1 += 8;
71 const __m128i va2 = _mm_loadl_epi64((const __m128i*) a2);
72 __m128i vxa2 = _mm_cvtepi8_epi16(va2);
73 a2 += 8;
74
75 const __m128i vb01 = _mm_loadu_si128((const __m128i*) w);
76 const __m128i vxb0 = _mm_cvtepi8_epi16(vb01);
77 const __m128i vxb1 = _mm_srai_epi16(_mm_unpackhi_epi8(vb01, vb01), 8);
78
79 vacc0x0123 = _mm_add_epi32(vacc0x0123, _mm_madd_epi16(vxa0, vxb0));
80 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
81 vacc1x0123 = _mm_add_epi32(vacc1x0123, _mm_madd_epi16(vxa1, vxb0));
82 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
83 vacc2x0123 = _mm_add_epi32(vacc2x0123, _mm_madd_epi16(vxa2, vxb0));
84 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
85
86 vacc0x0123 = _mm_add_epi32(vacc0x0123, _mm_madd_epi16(vxa0, vxb1));
87 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
88 vacc1x0123 = _mm_add_epi32(vacc1x0123, _mm_madd_epi16(vxa1, vxb1));
89 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
90 vacc2x0123 = _mm_add_epi32(vacc2x0123, _mm_madd_epi16(vxa2, vxb1));
91 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
92 const __m128i vb23 = _mm_loadu_si128((const __m128i*) ((const int8_t*) w + 16));
93 const __m128i vxb2 = _mm_cvtepi8_epi16(vb23);
94 const __m128i vxb3 = _mm_srai_epi16(_mm_unpackhi_epi8(vb23, vb23), 8);
95
96 vacc0x0123 = _mm_add_epi32(vacc0x0123, _mm_madd_epi16(vxa0, vxb2));
97 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
98 vacc1x0123 = _mm_add_epi32(vacc1x0123, _mm_madd_epi16(vxa1, vxb2));
99 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
100 vacc2x0123 = _mm_add_epi32(vacc2x0123, _mm_madd_epi16(vxa2, vxb2));
101 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
102
103 vacc0x0123 = _mm_add_epi32(vacc0x0123, _mm_madd_epi16(vxa0, vxb3));
104 vacc1x0123 = _mm_add_epi32(vacc1x0123, _mm_madd_epi16(vxa1, vxb3));
105 vacc2x0123 = _mm_add_epi32(vacc2x0123, _mm_madd_epi16(vxa2, vxb3));
106
107 w = (const void*) ((const int8_t*) w + 32);
108 k -= 8 * sizeof(int8_t);
109 } while (k != 0);
110
111 __m128 vscaled0x0123 = _mm_cvtepi32_ps(vacc0x0123);
112 __m128 vscaled1x0123 = _mm_cvtepi32_ps(vacc1x0123);
113 __m128 vscaled2x0123 = _mm_cvtepi32_ps(vacc2x0123);
114
115 const __m128 vscale = _mm_load_ps(params->fp32_sse4.scale);
116 vscaled0x0123 = _mm_mul_ps(vscaled0x0123, vscale);
117 vscaled1x0123 = _mm_mul_ps(vscaled1x0123, vscale);
118 vscaled2x0123 = _mm_mul_ps(vscaled2x0123, vscale);
119
120 const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse4.output_max_less_zero_point);
121 vscaled0x0123 = _mm_min_ps(vscaled0x0123, voutput_max_less_zero_point);
122 vscaled1x0123 = _mm_min_ps(vscaled1x0123, voutput_max_less_zero_point);
123 vscaled2x0123 = _mm_min_ps(vscaled2x0123, voutput_max_less_zero_point);
124
125 vacc0x0123 = _mm_cvtps_epi32(vscaled0x0123);
126 vacc1x0123 = _mm_cvtps_epi32(vscaled1x0123);
127 vacc2x0123 = _mm_cvtps_epi32(vscaled2x0123);
128
129 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse4.output_zero_point);
130 __m128i vacc01x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0x0123, vacc1x0123), voutput_zero_point);
131 __m128i vacc22x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc2x0123, vacc2x0123), voutput_zero_point);
132
133
134 __m128i vout = _mm_packs_epi16(vacc01x0123, vacc22x0123);
135
136 vout = _mm_max_epi8(vout, _mm_load_si128((const __m128i*) params->fp32_sse4.output_min));
137
138 if (nc >= 4) {
139 unaligned_store_u32(c0, (uint32_t) _mm_cvtsi128_si32(vout));
140 unaligned_store_u32(c1, (uint32_t) _mm_extract_epi32(vout, 1));
141 unaligned_store_u32(c2, (uint32_t) _mm_extract_epi32(vout, 2));
142
143 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
144 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
145 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
146
147 a0 = (const int8_t*) ((uintptr_t) a0 - kc);
148 a1 = (const int8_t*) ((uintptr_t) a1 - kc);
149 a2 = (const int8_t*) ((uintptr_t) a2 - kc);
150
151 nc -= 4;
152 } else {
153 if (nc & 2) {
154 unaligned_store_u16(c0, (uint16_t) _mm_extract_epi16(vout, 0));
155 c0 += 2;
156 unaligned_store_u16(c1, (uint16_t) _mm_extract_epi16(vout, 2));
157 c1 += 2;
158 unaligned_store_u16(c2, (uint16_t) _mm_extract_epi16(vout, 4));
159 c2 += 2;
160 vout = _mm_srli_epi32(vout, 16);
161 }
162 if (nc & 1) {
163 *c0 = (int8_t) _mm_extract_epi8(vout, 0);
164 *c1 = (int8_t) _mm_extract_epi8(vout, 4);
165 *c2 = (int8_t) _mm_extract_epi8(vout, 8);
166 }
167
168 nc = 0;
169 }
170 } while (nc != 0);
171 }
172