1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-igemm/MRx4c2-sse.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 #if defined(__GNUC__) || defined(__clang__)
13 #include <x86intrin.h>
14 #else
15 #include <immintrin.h>
16 #include <ammintrin.h>
17 #endif
18
19 #include <xnnpack/igemm.h>
20 #include <xnnpack/math.h>
21 #include <xnnpack/unaligned.h>
22
23
xnn_qc8_igemm_minmax_fp32_ukernel_4x4c2__xop_ld128(size_t mr,size_t nc,size_t kc,size_t ks,const int8_t ** restrict a,const void * restrict w,int8_t * restrict c,size_t cm_stride,size_t cn_stride,size_t a_offset,const int8_t * zero,const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])24 void xnn_qc8_igemm_minmax_fp32_ukernel_4x4c2__xop_ld128(
25 size_t mr,
26 size_t nc,
27 size_t kc,
28 size_t ks,
29 const int8_t** restrict a,
30 const void* restrict w,
31 int8_t* restrict c,
32 size_t cm_stride,
33 size_t cn_stride,
34 size_t a_offset,
35 const int8_t* zero,
36 const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
37 {
38 assert(mr != 0);
39 assert(mr <= 4);
40 assert(nc != 0);
41 assert(kc != 0);
42 assert(ks != 0);
43 assert(ks % (4 * sizeof(void*)) == 0);
44 assert(a_offset % sizeof(int8_t) == 0);
45 assert(a != NULL);
46 assert(w != NULL);
47 assert(c != NULL);
48
49 kc = round_up_po2(kc, 2 * sizeof(int8_t));
50 int8_t* c0 = c;
51 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
52 if XNN_UNPREDICTABLE(mr < 2) {
53 c1 = c0;
54 }
55 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
56 if XNN_UNPREDICTABLE(mr <= 2) {
57 c2 = c1;
58 }
59 int8_t* c3 = (int8_t*) ((uintptr_t) c2 + cm_stride);
60 if XNN_UNPREDICTABLE(mr != 4) {
61 c3 = c2;
62 }
63
64 do {
65 __m128i vacc0x0123 = _mm_loadu_si128((const __m128i*) w);
66 __m128i vacc1x0123 = vacc0x0123;
67 __m128i vacc2x0123 = vacc0x0123;
68 __m128i vacc3x0123 = vacc0x0123;
69 w = (const void*) ((const int32_t*) w + 4);
70
71 size_t p = ks;
72 do {
73 const int8_t* restrict a0 = a[0];
74 if XNN_UNPREDICTABLE(a0 != zero) {
75 a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
76 }
77 const int8_t* restrict a1 = a[1];
78 if XNN_UNPREDICTABLE(a1 != zero) {
79 a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
80 }
81 const int8_t* restrict a2 = a[2];
82 if XNN_UNPREDICTABLE(a2 != zero) {
83 a2 = (const int8_t*) ((uintptr_t) a2 + a_offset);
84 }
85 const int8_t* restrict a3 = a[3];
86 if XNN_UNPREDICTABLE(a3 != zero) {
87 a3 = (const int8_t*) ((uintptr_t) a3 + a_offset);
88 }
89 a += 4;
90
91 size_t k = kc;
92 while (k >= 8 * sizeof(int8_t)) {
93 const __m128i va0 = _mm_loadl_epi64((const __m128i*) a0);
94 const __m128i vxa0 = _mm_cvtepi8_epi16(va0);
95 a0 += 8;
96 const __m128i va1 = _mm_loadl_epi64((const __m128i*) a1);
97 const __m128i vxa1 = _mm_cvtepi8_epi16(va1);
98 a1 += 8;
99 const __m128i va2 = _mm_loadl_epi64((const __m128i*) a2);
100 const __m128i vxa2 = _mm_cvtepi8_epi16(va2);
101 a2 += 8;
102 const __m128i va3 = _mm_loadl_epi64((const __m128i*) a3);
103 const __m128i vxa3 = _mm_cvtepi8_epi16(va3);
104 a3 += 8;
105
106 const __m128i vb01 = _mm_loadu_si128((const __m128i*) w);
107 const __m128i vxb0 = _mm_cvtepi8_epi16(vb01);
108 const __m128i vxb1 = _mm_srai_epi16(_mm_unpackhi_epi8(vb01, vb01), 8);
109
110 vacc0x0123 = _mm_maddd_epi16(
111 _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 0, 0, 0)), vxb0, vacc0x0123);
112 vacc1x0123 = _mm_maddd_epi16(
113 _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 0, 0, 0)), vxb0, vacc1x0123);
114 vacc2x0123 = _mm_maddd_epi16(
115 _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 0, 0, 0)), vxb0, vacc2x0123);
116 vacc3x0123 = _mm_maddd_epi16(
117 _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 0, 0, 0)), vxb0, vacc3x0123);
118
119 vacc0x0123 = _mm_maddd_epi16(
120 _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(1, 1, 1, 1)), vxb1, vacc0x0123);
121 vacc1x0123 = _mm_maddd_epi16(
122 _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(1, 1, 1, 1)), vxb1, vacc1x0123);
123 vacc2x0123 = _mm_maddd_epi16(
124 _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(1, 1, 1, 1)), vxb1, vacc2x0123);
125 vacc3x0123 = _mm_maddd_epi16(
126 _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(1, 1, 1, 1)), vxb1, vacc3x0123);
127 const __m128i vb23 = _mm_loadu_si128((const __m128i*) ((const int8_t*) w + 16));
128 const __m128i vxb2 = _mm_cvtepi8_epi16(vb23);
129 const __m128i vxb3 = _mm_srai_epi16(_mm_unpackhi_epi8(vb23, vb23), 8);
130
131 vacc0x0123 = _mm_maddd_epi16(
132 _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc0x0123);
133 vacc1x0123 = _mm_maddd_epi16(
134 _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc1x0123);
135 vacc2x0123 = _mm_maddd_epi16(
136 _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc2x0123);
137 vacc3x0123 = _mm_maddd_epi16(
138 _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc3x0123);
139
140 vacc0x0123 = _mm_maddd_epi16(
141 _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(3, 3, 3, 3)), vxb3, vacc0x0123);
142 vacc1x0123 = _mm_maddd_epi16(
143 _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(3, 3, 3, 3)), vxb3, vacc1x0123);
144 vacc2x0123 = _mm_maddd_epi16(
145 _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(3, 3, 3, 3)), vxb3, vacc2x0123);
146 vacc3x0123 = _mm_maddd_epi16(
147 _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(3, 3, 3, 3)), vxb3, vacc3x0123);
148
149 w = (const void*) ((const int8_t*) w + 32);
150 k -= 8 * sizeof(int8_t);
151 }
152 if (k != 0) {
153 const __m128i va0 = _mm_loadl_epi64((const __m128i*) a0);
154 const __m128i vxa0 = _mm_cvtepi8_epi16(va0);
155 a0 = (const int8_t*) ((uintptr_t) a0 + k);
156 const __m128i va1 = _mm_loadl_epi64((const __m128i*) a1);
157 const __m128i vxa1 = _mm_cvtepi8_epi16(va1);
158 a1 = (const int8_t*) ((uintptr_t) a1 + k);
159 const __m128i va2 = _mm_loadl_epi64((const __m128i*) a2);
160 const __m128i vxa2 = _mm_cvtepi8_epi16(va2);
161 a2 = (const int8_t*) ((uintptr_t) a2 + k);
162 const __m128i va3 = _mm_loadl_epi64((const __m128i*) a3);
163 const __m128i vxa3 = _mm_cvtepi8_epi16(va3);
164 a3 = (const int8_t*) ((uintptr_t) a3 + k);
165
166 const __m128i vb0 = _mm_loadl_epi64((const __m128i*) w);
167 w = (const void*) ((const int8_t*) w + 8);
168 const __m128i vxb0 = _mm_cvtepi8_epi16(vb0);
169
170 vacc0x0123 = _mm_maddd_epi16(
171 _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 0, 0, 0)), vxb0, vacc0x0123);
172 vacc1x0123 = _mm_maddd_epi16(
173 _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 0, 0, 0)), vxb0, vacc1x0123);
174 vacc2x0123 = _mm_maddd_epi16(
175 _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 0, 0, 0)), vxb0, vacc2x0123);
176 vacc3x0123 = _mm_maddd_epi16(
177 _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 0, 0, 0)), vxb0, vacc3x0123);
178
179 if (k > 2 * sizeof(int8_t)) {
180 const __m128i vb1 = _mm_loadl_epi64((const __m128i*) w);
181 w = (const void*) ((const int8_t*) w + 8);
182 const __m128i vxb1 = _mm_cvtepi8_epi16(vb1);
183
184 vacc0x0123 = _mm_maddd_epi16(
185 _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(1, 1, 1, 1)), vxb1, vacc0x0123);
186 vacc1x0123 = _mm_maddd_epi16(
187 _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(1, 1, 1, 1)), vxb1, vacc1x0123);
188 vacc2x0123 = _mm_maddd_epi16(
189 _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(1, 1, 1, 1)), vxb1, vacc2x0123);
190 vacc3x0123 = _mm_maddd_epi16(
191 _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(1, 1, 1, 1)), vxb1, vacc3x0123);
192
193 if (k > 4 * sizeof(int8_t)) {
194 const __m128i vb2 = _mm_loadl_epi64((const __m128i*) w);
195 w = (const void*) ((const int8_t*) w + 8);
196 const __m128i vxb2 = _mm_cvtepi8_epi16(vb2);
197
198 vacc0x0123 = _mm_maddd_epi16(
199 _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc0x0123);
200 vacc1x0123 = _mm_maddd_epi16(
201 _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc1x0123);
202 vacc2x0123 = _mm_maddd_epi16(
203 _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc2x0123);
204 vacc3x0123 = _mm_maddd_epi16(
205 _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(2, 2, 2, 2)), vxb2, vacc3x0123);
206 }
207 }
208 }
209 p -= 4 * sizeof(void*);
210 } while (p != 0);
211
212 __m128 vscaled0x0123 = _mm_cvtepi32_ps(vacc0x0123);
213 __m128 vscaled1x0123 = _mm_cvtepi32_ps(vacc1x0123);
214 __m128 vscaled2x0123 = _mm_cvtepi32_ps(vacc2x0123);
215 __m128 vscaled3x0123 = _mm_cvtepi32_ps(vacc3x0123);
216
217 const __m128 vscale0123 = _mm_loadu_ps((const float*) w);
218 w = (const void*) ((const float*) w + 4);
219 vscaled0x0123 = _mm_mul_ps(vscaled0x0123, vscale0123);
220 vscaled1x0123 = _mm_mul_ps(vscaled1x0123, vscale0123);
221 vscaled2x0123 = _mm_mul_ps(vscaled2x0123, vscale0123);
222 vscaled3x0123 = _mm_mul_ps(vscaled3x0123, vscale0123);
223
224 const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse4.output_max_less_zero_point);
225 vscaled0x0123 = _mm_min_ps(vscaled0x0123, voutput_max_less_zero_point);
226 vscaled1x0123 = _mm_min_ps(vscaled1x0123, voutput_max_less_zero_point);
227 vscaled2x0123 = _mm_min_ps(vscaled2x0123, voutput_max_less_zero_point);
228 vscaled3x0123 = _mm_min_ps(vscaled3x0123, voutput_max_less_zero_point);
229
230 vacc0x0123 = _mm_cvtps_epi32(vscaled0x0123);
231 vacc1x0123 = _mm_cvtps_epi32(vscaled1x0123);
232 vacc2x0123 = _mm_cvtps_epi32(vscaled2x0123);
233 vacc3x0123 = _mm_cvtps_epi32(vscaled3x0123);
234
235 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse4.output_zero_point);
236 __m128i vacc01x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0x0123, vacc1x0123), voutput_zero_point);
237 __m128i vacc23x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc2x0123, vacc3x0123), voutput_zero_point);
238
239
240 __m128i vout = _mm_packs_epi16(vacc01x0123, vacc23x0123);
241
242 vout = _mm_max_epi8(vout, _mm_load_si128((const __m128i*) params->fp32_sse4.output_min));
243
244 if (nc >= 4) {
245 unaligned_store_u32(c3, (uint32_t) _mm_extract_epi32(vout, 3));
246 c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
247 unaligned_store_u32(c2, (uint32_t) _mm_extract_epi32(vout, 2));
248 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
249 unaligned_store_u32(c1, (uint32_t) _mm_extract_epi32(vout, 1));
250 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
251 unaligned_store_u32(c0, (uint32_t) _mm_cvtsi128_si32(vout));
252 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
253
254 a = (const int8_t**restrict) ((uintptr_t) a - ks);
255
256 nc -= 4;
257 } else {
258 if (nc & 2) {
259 unaligned_store_u16(c3, (uint16_t) _mm_extract_epi16(vout, 6));
260 c3 += 2;
261 unaligned_store_u16(c2, (uint16_t) _mm_extract_epi16(vout, 4));
262 c2 += 2;
263 unaligned_store_u16(c1, (uint16_t) _mm_extract_epi16(vout, 2));
264 c1 += 2;
265 unaligned_store_u16(c0, (uint16_t) _mm_extract_epi16(vout, 0));
266 c0 += 2;
267 vout = _mm_srli_epi32(vout, 16);
268 }
269 if (nc & 1) {
270 *c3 = (int8_t) _mm_extract_epi8(vout, 12);
271 *c2 = (int8_t) _mm_extract_epi8(vout, 8);
272 *c1 = (int8_t) _mm_extract_epi8(vout, 4);
273 *c0 = (int8_t) _mm_extract_epi8(vout, 0);
274 }
275
276 nc = 0;
277 }
278 } while (nc != 0);
279 }
280