1 /*
2 * Copyright (c) 2017-2018 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #ifdef __aarch64__
25
26 #include <arm_neon.h>
27
28 #include "../../asmlib.hpp"
29
30 namespace arm_gemm {
31
a64_gemm_u8_8x12_a55r1(const uint8_t * Apanel,const uint8_t * Bpanel,uint32_t * Cpanel,const int ablocks,const int bblocks,const int K)32 void a64_gemm_u8_8x12_a55r1(const uint8_t *Apanel, const uint8_t *Bpanel, uint32_t *Cpanel, const int ablocks, const int bblocks, const int K) {
33 const uint8_t *a_ptr = Apanel;
34 uint32_t *c_ptr = Cpanel;
35
36 // We divide K by 4 because the udot instruction processes 4 elements at a time.
37 const int W = K/4;
38
39 // Fix up for odd lengths - set a flag if K is odd, but make
40 // sure we round up the iteration count.
41 const int oddk = (W & 1);
42 const int k_iters = ((W+1)/2) - 1;
43
44 for (int yb=0; yb<ablocks; yb++) {
45 const uint8_t *a_ptr0 = a_ptr;
46 const uint8_t *b_ptr = Bpanel;
47
48 for (int xb=0; xb<bblocks; xb++) {
49 a_ptr = a_ptr0;
50 int k = k_iters;
51
52 register int32x4_t a0 asm("v0");
53 register int32x4_t a1 asm("v1");
54 register int32x4_t b0 asm("v2");
55 register int32x4_t b1 asm("v3");
56 register int32x4_t b2 asm("v4");
57 register int32x4_t a0a asm("v5");
58 register int32x4_t a1a asm("v6");
59
60 __asm __volatile (
61 // Initialize result registers, load initial operands, prime prefetches.
62 "movi v8.4s, #0x0\n"
63 "ldr %q[a0], [%[a_ptr]]\n"
64 "movi v9.4s, #0x0\n"
65 "ldr %q[b0], [%[b_ptr]]\n"
66 "movi v10.4s, #0x0\n"
67 "ldr %q[a1], [%[a_ptr], #16]\n"
68 "movi v11.4s, #0x0\n"
69 "ldr %q[b1], [%[b_ptr], #16]\n"
70 "movi v12.4s, #0x0\n"
71 ASM_PREFETCH("[%[b_ptr], #64]")
72 "movi v13.4s, #0x0\n"
73 ASM_PREFETCH("[%[a_ptr], #64]")
74 "movi v14.4s, #0x0\n"
75 ASM_PREFETCH("[%[b_ptr], #128]")
76 "movi v15.4s, #0x0\n"
77 ASM_PREFETCH("[%[a_ptr], #128]")
78 "movi v16.4s, #0x0\n"
79 ASM_PREFETCH("[%[b_ptr], #192]")
80 "movi v17.4s, #0x0\n"
81 ASM_PREFETCH("[%[b_ptr], #256]")
82 "movi v18.4s, #0x0\n"
83 "movi v19.4s, #0x0\n"
84 ASM_PREFETCH("[%[a_ptr], #192]")
85 "movi v20.4s, #0x0\n"
86 "movi v21.4s, #0x0\n"
87 ASM_PREFETCH("[%[b_ptr], #320]")
88 "movi v22.4s, #0x0\n"
89 "movi v23.4s, #0x0\n"
90 ASM_PREFETCH("[%[a_ptr], #256]")
91 "movi v24.4s, #0x0\n"
92 "movi v25.4s, #0x0\n"
93 ASM_PREFETCH("[%[b_ptr], #384]")
94 "movi v26.4s, #0x0\n"
95 "movi v27.4s, #0x0\n"
96 ASM_PREFETCH("[%[b_ptr], #448]")
97 "movi v28.4s, #0x0\n"
98 "movi v29.4s, #0x0\n"
99 ASM_PREFETCH("[%[a_ptr], #384]")
100 "movi v30.4s, #0x0\n"
101 "movi v31.4s, #0x0\n"
102 ASM_PREFETCH("[%[b_ptr], #512]")
103
104 // The loop is offset by these two instructions which must
105 // always be executed.
106 ".word 0x6f80e048 // udot v8.4s , %[b0].16b, %[a0].4b[0]\n"
107 "ldr %d[b2], [%[b_ptr], #32]\n"
108
109 // Skip loop if we are doing zero iterations of it.
110 "cbz %w[k], 4f\n"
111
112 "1:\n"
113 ".word 0x6fa0e049 // udot v9.4s , %[b0].16b, %[a0].4b[1]\n"
114 "ldr x20, [%[b_ptr], #40]\n"
115 ".word 0x6f80e84a // udot v10.4s, %[b0].16b, %[a0].4b[2]\n"
116 "subs %w[k], %w[k], #1\n"
117 ".word 0x6fa0e84b // udot v11.4s, %[b0].16b, %[a0].4b[3]\n"
118 "ldr %d[a0a], [%[a_ptr], #32]\n"
119
120 ".word 0x6f81e04c // udot v12.4s, %[b0].16b, %[a1].4b[0]\n"
121 "ins %[b2].d[1], x20\n"
122 ".word 0x6fa1e04d // udot v13.4s, %[b0].16b, %[a1].4b[1]\n"
123 "ldr x20, [%[a_ptr], #40]\n"
124 ".word 0x6f81e84e // udot v14.4s, %[b0].16b, %[a1].4b[2]\n"
125 ".word 0x6fa1e84f // udot v15.4s, %[b0].16b, %[a1].4b[3]\n"
126 "ldr %d[a1a], [%[a_ptr], #48]\n"
127
128 ".word 0x6f80e070 // udot v16.4s, %[b1].16b, %[a0].4b[0]\n"
129 "ins %[a0a].d[1], x20\n"
130 ".word 0x6fa0e071 // udot v17.4s, %[b1].16b, %[a0].4b[1]\n"
131 "ldr x20, [%[a_ptr], #56]\n"
132 ".word 0x6f80e872 // udot v18.4s, %[b1].16b, %[a0].4b[2]\n"
133 ".word 0x6fa0e873 // udot v19.4s, %[b1].16b, %[a0].4b[3]\n"
134 "ldr %d[b0], [%[b_ptr], #48]\n"
135
136 ".word 0x6f81e074 // udot v20.4s, %[b1].16b, %[a1].4b[0]\n"
137 "ins %[a1a].d[1], x20\n"
138 ".word 0x6fa1e075 // udot v21.4s, %[b1].16b, %[a1].4b[1]\n"
139 "ldr x20, [%[b_ptr], #56]\n"
140 ".word 0x6f81e876 // udot v22.4s, %[b1].16b, %[a1].4b[2]\n"
141 ".word 0x6fa1e877 // udot v23.4s, %[b1].16b, %[a1].4b[3]\n"
142 "ldr %d[b1], [%[b_ptr], #64]\n"
143
144 ".word 0x6f80e098 // udot v24.4s, %[b2].16b, %[a0].4b[0]\n"
145 "ins %[b0].d[1], x20\n"
146 ".word 0x6fa0e099 // udot v25.4s, %[b2].16b, %[a0].4b[1]\n"
147 "ldr x20, [%[b_ptr], #72]\n"
148 ".word 0x6f80e89a // udot v26.4s, %[b2].16b, %[a0].4b[2]\n"
149 ".word 0x6fa0e89b // udot v27.4s, %[b2].16b, %[a0].4b[3]\n"
150 ASM_PREFETCH("[%[a_ptr], #448]")
151
152 ".word 0x6f81e09c // udot v28.4s, %[b2].16b, %[a1].4b[0]\n"
153 ".word 0x6fa1e09d // udot v29.4s, %[b2].16b, %[a1].4b[1]\n"
154 ASM_PREFETCH("[%[b_ptr], #576]")
155 ".word 0x6f81e89e // udot v30.4s, %[b2].16b, %[a1].4b[2]\n"
156 ".word 0x6fa1e89f // udot v31.4s, %[b2].16b, %[a1].4b[3]\n"
157
158 // Unroll 1
159 "ldr %d[b2], [%[b_ptr], #80]\n"
160
161 ".word 0x6f85e048 // udot v8.4s , %[b0].16b, %[a0a].4b[0]\n"
162 "ins %[b1].d[1], x20\n"
163 ".word 0x6fa5e049 // udot v9.4s , %[b0].16b, %[a0a].4b[1]\n"
164 "ldr x20, [%[b_ptr], #88]\n"
165 ".word 0x6f85e84a // udot v10.4s, %[b0].16b, %[a0a].4b[2]\n"
166 ".word 0x6fa5e84b // udot v11.4s, %[b0].16b, %[a0a].4b[3]\n"
167 "ldr %d[a0], [%[a_ptr], #64]\n"
168
169 ".word 0x6f86e04c // udot v12.4s, %[b0].16b, %[a1a].4b[0]\n"
170 "ins %[b2].d[1], x20\n"
171 ".word 0x6fa6e04d // udot v13.4s, %[b0].16b, %[a1a].4b[1]\n"
172 "ldr x20, [%[a_ptr], #72]\n"
173 ".word 0x6f86e84e // udot v14.4s, %[b0].16b, %[a1a].4b[2]\n"
174 ".word 0x6fa6e84f // udot v15.4s, %[b0].16b, %[a1a].4b[3]\n"
175 "ldr %d[a1], [%[a_ptr], #80]\n"
176
177 ".word 0x6f85e070 // udot v16.4s, %[b1].16b, %[a0a].4b[0]\n"
178 "ins %[a0].d[1], x20\n"
179 ".word 0x6fa5e071 // udot v17.4s, %[b1].16b, %[a0a].4b[1]\n"
180 "ldr x20, [%[a_ptr], #88]\n"
181 ".word 0x6f85e872 // udot v18.4s, %[b1].16b, %[a0a].4b[2]\n"
182 ".word 0x6fa5e873 // udot v19.4s, %[b1].16b, %[a0a].4b[3]\n"
183 "ldr %d[b0], [%[b_ptr], #96]\n"
184
185 ".word 0x6f86e074 // udot v20.4s, %[b1].16b, %[a1a].4b[0]\n"
186 "ins %[a1].d[1], x20\n"
187 ".word 0x6fa6e075 // udot v21.4s, %[b1].16b, %[a1a].4b[1]\n"
188 "ldr x20, [%[b_ptr], #104]\n"
189 ".word 0x6f86e876 // udot v22.4s, %[b1].16b, %[a1a].4b[2]\n"
190 ".word 0x6fa6e877 // udot v23.4s, %[b1].16b, %[a1a].4b[3]\n"
191 "ldr %d[b1], [%[b_ptr], #112]\n"
192
193 ".word 0x6f85e098 // udot v24.4s, %[b2].16b, %[a0a].4b[0]\n"
194 "ins %[b0].d[1], x20\n"
195 ".word 0x6fa5e099 // udot v25.4s, %[b2].16b, %[a0a].4b[1]\n"
196 "ldr x20, [%[b_ptr], #120]\n"
197 ".word 0x6f85e89a // udot v26.4s, %[b2].16b, %[a0a].4b[2]\n"
198 ".word 0x6fa5e89b // udot v27.4s, %[b2].16b, %[a0a].4b[3]\n"
199 "add %[a_ptr], %[a_ptr], #64\n"
200
201 ".word 0x6f86e09c // udot v28.4s, %[b2].16b, %[a1a].4b[0]\n"
202 ASM_PREFETCH("[%[b_ptr], #640]")
203 ".word 0x6fa6e09d // udot v29.4s, %[b2].16b, %[a1a].4b[1]\n"
204 "add %[b_ptr], %[b_ptr], #96\n"
205 ".word 0x6f86e89e // udot v30.4s, %[b2].16b, %[a1a].4b[2]\n"
206 "ins %[b1].d[1], x20\n"
207 ".word 0x6fa6e89f // udot v31.4s, %[b2].16b, %[a1a].4b[3]\n"
208 "ldr %d[b2], [%[b_ptr], #32]\n"
209
210 ".word 0x6f80e048 // udot v8.4s , %[b0].16b, %[a0].4b[0]\n"
211 "b.ne 1b\n"
212
213 // Branch here if K=1 or 2. Do the right thing for odd/even at the end.
214 "4:\n"
215
216 // Start final iteration - branch off to "odd" code before we load a0a.
217 ".word 0x6fa0e049 // udot v9.4s , %[b0].16b, %[a0].4b[1]\n"
218 "ldr x20, [%[b_ptr], #40]\n"
219 ".word 0x6f80e84a // udot v10.4s, %[b0].16b, %[a0].4b[2]\n"
220 "cbnz %w[oddk], 2f\n"
221
222 // Even K continuation
223 ".word 0x6fa0e84b // udot v11.4s, %[b0].16b, %[a0].4b[3]\n"
224 "ldr %d[a0a], [%[a_ptr], #32]\n"
225
226 ".word 0x6f81e04c // udot v12.4s, %[b0].16b, %[a1].4b[0]\n"
227 "ins %[b2].d[1], x20\n"
228 ".word 0x6fa1e04d // udot v13.4s, %[b0].16b, %[a1].4b[1]\n"
229 "ldr x20, [%[a_ptr], #40]\n"
230 ".word 0x6f81e84e // udot v14.4s, %[b0].16b, %[a1].4b[2]\n"
231 ASM_PREFETCHW("[%[c_ptr]]")
232 ".word 0x6fa1e84f // udot v15.4s, %[b0].16b, %[a1].4b[3]\n"
233 "ldr %d[a1a], [%[a_ptr], #48]\n"
234
235 ".word 0x6f80e070 // udot v16.4s, %[b1].16b, %[a0].4b[0]\n"
236 "ins %[a0a].d[1], x20\n"
237 ".word 0x6fa0e071 // udot v17.4s, %[b1].16b, %[a0].4b[1]\n"
238 "ldr x20, [%[a_ptr], #56]\n"
239 ".word 0x6f80e872 // udot v18.4s, %[b1].16b, %[a0].4b[2]\n"
240 ".word 0x6fa0e873 // udot v19.4s, %[b1].16b, %[a0].4b[3]\n"
241 "ldr %d[b0], [%[b_ptr], #48]\n"
242
243 ".word 0x6f81e074 // udot v20.4s, %[b1].16b, %[a1].4b[0]\n"
244 "ins %[a1a].d[1], x20\n"
245 ".word 0x6fa1e075 // udot v21.4s, %[b1].16b, %[a1].4b[1]\n"
246 "ldr x20, [%[b_ptr], #56]\n"
247 ".word 0x6f81e876 // udot v22.4s, %[b1].16b, %[a1].4b[2]\n"
248 ASM_PREFETCHW("[%[c_ptr], #64]")
249 ".word 0x6fa1e877 // udot v23.4s, %[b1].16b, %[a1].4b[3]\n"
250
251 ".word 0x6f80e098 // udot v24.4s, %[b2].16b, %[a0].4b[0]\n"
252 ".word 0x6fa0e099 // udot v25.4s, %[b2].16b, %[a0].4b[1]\n"
253 ASM_PREFETCHW("[%[c_ptr], #128]")
254 ".word 0x6f80e89a // udot v26.4s, %[b2].16b, %[a0].4b[2]\n"
255 ".word 0x6fa0e89b // udot v27.4s, %[b2].16b, %[a0].4b[3]\n"
256 "ldr %d[b1], [%[b_ptr], #64]\n"
257
258 ".word 0x6f81e09c // udot v28.4s, %[b2].16b, %[a1].4b[0]\n"
259 "ins %[b0].d[1], x20\n"
260 ".word 0x6fa1e09d // udot v29.4s, %[b2].16b, %[a1].4b[1]\n"
261 "ldr x20, [%[b_ptr], #72]\n"
262 ".word 0x6f81e89e // udot v30.4s, %[b2].16b, %[a1].4b[2]\n"
263 ASM_PREFETCHW("[%[c_ptr], #192]")
264 ".word 0x6fa1e89f // udot v31.4s, %[b2].16b, %[a1].4b[3]\n"
265 "ldr %d[b2], [%[b_ptr], #80]\n"
266
267 ".word 0x6f85e048 // udot v8.4s , %[b0].16b, %[a0a].4b[0]\n"
268 "ins %[b1].d[1], x20\n"
269 ".word 0x6fa5e049 // udot v9.4s , %[b0].16b, %[a0a].4b[1]\n"
270 "ldr x20, [%[b_ptr], #88]\n"
271 ".word 0x6f85e84a // udot v10.4s, %[b0].16b, %[a0a].4b[2]\n"
272 "ins %[b2].d[1], x20\n"
273
274 ".word 0x6fa5e84b // udot v11.4s, %[b0].16b, %[a0a].4b[3]\n"
275 ASM_PREFETCHW("[%[c_ptr], #256]")
276 ".word 0x6f86e04c // udot v12.4s, %[b0].16b, %[a1a].4b[0]\n"
277 ".word 0x6fa6e04d // udot v13.4s, %[b0].16b, %[a1a].4b[1]\n"
278 ".word 0x6f86e84e // udot v14.4s, %[b0].16b, %[a1a].4b[2]\n"
279 ASM_PREFETCHW("[%[c_ptr], #320]")
280 ".word 0x6fa6e84f // udot v15.4s, %[b0].16b, %[a1a].4b[3]\n"
281 ".word 0x6f85e070 // udot v16.4s, %[b1].16b, %[a0a].4b[0]\n"
282 ASM_PREFETCHWL2("[%[c_ptr], #384]")
283 ".word 0x6fa5e071 // udot v17.4s, %[b1].16b, %[a0a].4b[1]\n"
284 ".word 0x6f85e872 // udot v18.4s, %[b1].16b, %[a0a].4b[2]\n"
285 ASM_PREFETCHWL2("[%[c_ptr], #448]")
286 ".word 0x6fa5e873 // udot v19.4s, %[b1].16b, %[a0a].4b[3]\n"
287 ".word 0x6f86e074 // udot v20.4s, %[b1].16b, %[a1a].4b[0]\n"
288 ".word 0x6fa6e075 // udot v21.4s, %[b1].16b, %[a1a].4b[1]\n"
289 ASM_PREFETCHWL2("[%[c_ptr], #512]")
290 ".word 0x6f86e876 // udot v22.4s, %[b1].16b, %[a1a].4b[2]\n"
291 ".word 0x6fa6e877 // udot v23.4s, %[b1].16b, %[a1a].4b[3]\n"
292 ASM_PREFETCHWL2("[%[c_ptr], #576]")
293 ".word 0x6f85e098 // udot v24.4s, %[b2].16b, %[a0a].4b[0]\n"
294 ".word 0x6fa5e099 // udot v25.4s, %[b2].16b, %[a0a].4b[1]\n"
295 ".word 0x6f85e89a // udot v26.4s, %[b2].16b, %[a0a].4b[2]\n"
296 ASM_PREFETCHWL2("[%[c_ptr], #640]")
297 ".word 0x6fa5e89b // udot v27.4s, %[b2].16b, %[a0a].4b[3]\n"
298 ".word 0x6f86e09c // udot v28.4s, %[b2].16b, %[a1a].4b[0]\n"
299 ASM_PREFETCHWL2("[%[c_ptr], #704]")
300 ".word 0x6fa6e09d // udot v29.4s, %[b2].16b, %[a1a].4b[1]\n"
301 "add %[a_ptr], %[a_ptr], #64\n"
302 ".word 0x6f86e89e // udot v30.4s, %[b2].16b, %[a1a].4b[2]\n"
303 "add %[b_ptr], %[b_ptr], #96\n"
304 ".word 0x6fa6e89f // udot v31.4s, %[b2].16b, %[a1a].4b[3]\n"
305 "b 3f\n"
306
307 // Odd K continuation
308 "2:\n"
309 ".word 0x6fa0e84b // udot v11.4s, %[b0].16b, %[a0].4b[3]\n"
310 ASM_PREFETCHW("[%[c_ptr]]")
311 ".word 0x6f81e04c // udot v12.4s, %[b0].16b, %[a1].4b[0]\n"
312 "ins %[b2].d[1], x20\n"
313 ".word 0x6fa1e04d // udot v13.4s, %[b0].16b, %[a1].4b[1]\n"
314 ASM_PREFETCHW("[%[c_ptr], #64]")
315 ".word 0x6f81e84e // udot v14.4s, %[b0].16b, %[a1].4b[2]\n"
316 "add %[a_ptr], %[a_ptr], #32\n"
317 ".word 0x6fa1e84f // udot v15.4s, %[b0].16b, %[a1].4b[3]\n"
318 ASM_PREFETCHW("[%[c_ptr], #128]")
319 ".word 0x6f80e070 // udot v16.4s, %[b1].16b, %[a0].4b[0]\n"
320 "add %[b_ptr], %[b_ptr], #48\n"
321 ".word 0x6fa0e071 // udot v17.4s, %[b1].16b, %[a0].4b[1]\n"
322 ASM_PREFETCHW("[%[c_ptr], #192]")
323 ".word 0x6f80e872 // udot v18.4s, %[b1].16b, %[a0].4b[2]\n"
324 ".word 0x6fa0e873 // udot v19.4s, %[b1].16b, %[a0].4b[3]\n"
325 ASM_PREFETCHW("[%[c_ptr], #256]")
326 ".word 0x6f81e074 // udot v20.4s, %[b1].16b, %[a1].4b[0]\n"
327 ".word 0x6fa1e075 // udot v21.4s, %[b1].16b, %[a1].4b[1]\n"
328 ASM_PREFETCHW("[%[c_ptr], #320]")
329 ".word 0x6f81e876 // udot v22.4s, %[b1].16b, %[a1].4b[2]\n"
330 ".word 0x6fa1e877 // udot v23.4s, %[b1].16b, %[a1].4b[3]\n"
331 ASM_PREFETCHWL2("[%[c_ptr], #384]")
332 ".word 0x6f80e098 // udot v24.4s, %[b2].16b, %[a0].4b[0]\n"
333 ".word 0x6fa0e099 // udot v25.4s, %[b2].16b, %[a0].4b[1]\n"
334 ASM_PREFETCHWL2("[%[c_ptr], #448]")
335 ".word 0x6f80e89a // udot v26.4s, %[b2].16b, %[a0].4b[2]\n"
336 ".word 0x6fa0e89b // udot v27.4s, %[b2].16b, %[a0].4b[3]\n"
337 ASM_PREFETCHWL2("[%[c_ptr], #512]")
338 ".word 0x6f81e09c // udot v28.4s, %[b2].16b, %[a1].4b[0]\n"
339 ASM_PREFETCHWL2("[%[c_ptr], #576]")
340 ".word 0x6fa1e09d // udot v29.4s, %[b2].16b, %[a1].4b[1]\n"
341 ASM_PREFETCHWL2("[%[c_ptr], #640]")
342 ".word 0x6f81e89e // udot v30.4s, %[b2].16b, %[a1].4b[2]\n"
343 ASM_PREFETCHWL2("[%[c_ptr], #704]")
344 ".word 0x6fa1e89f // udot v31.4s, %[b2].16b, %[a1].4b[3]\n"
345
346 // Common tail
347 "3:\n"
348 "str q8, [%[c_ptr]]\n"
349 "str q16, [%[c_ptr], #16]\n"
350 "str q24, [%[c_ptr], #32]\n"
351 "str q9, [%[c_ptr], #48]\n"
352 "str q17, [%[c_ptr], #64]\n"
353 "str q25, [%[c_ptr], #80]\n"
354 "str q10, [%[c_ptr], #96]\n"
355 "str q18, [%[c_ptr], #112]\n"
356 "str q26, [%[c_ptr], #128]\n"
357 "str q11, [%[c_ptr], #144]\n"
358 "str q19, [%[c_ptr], #160]\n"
359 "str q27, [%[c_ptr], #176]\n"
360 "str q12, [%[c_ptr], #192]\n"
361 "str q20, [%[c_ptr], #208]\n"
362 "str q28, [%[c_ptr], #224]\n"
363 "str q13, [%[c_ptr], #240]\n"
364 "str q21, [%[c_ptr], #256]\n"
365 "str q29, [%[c_ptr], #272]\n"
366 "str q14, [%[c_ptr], #288]\n"
367 "str q22, [%[c_ptr], #304]\n"
368 "str q30, [%[c_ptr], #320]\n"
369 "str q15, [%[c_ptr], #336]\n"
370 "str q23, [%[c_ptr], #352]\n"
371 "str q31, [%[c_ptr], #368]\n"
372 "add %[c_ptr], %[c_ptr], #384\n"
373 :
374 [a_ptr] "+r" (a_ptr), [b_ptr] "+r" (b_ptr), [c_ptr] "+r" (c_ptr),
375 [a0] "+w" (a0), [a1] "+w" (a1), [a0a] "+w" (a0a), [a1a] "+w" (a1a),
376 [b0] "+w" (b0), [b1] "+w" (b1), [b2] "+w" (b2), [k] "+r" (k)
377 : [oddk] "r" (oddk)
378 : "x20", "x21", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15", "v16", "v17", "v18",
379 "v19", "v20", "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", "cc", "memory"
380 );
381
382 }
383 }
384 }
385
386 } // namespace arm_gemm
387
388 #endif
389