31 #if defined(__aarch64__)
39 int32_t multiplier, shift;
42 constexpr RescaleParams rescale_params[8] = {
54 void a64_s8_nhwc_avg_generic_depthfirst_impl(
55 const uint64_t window_cells,
56 const uint64_t n_valid_cells,
58 const int8_t *
const *
const inptrs,
62 if (n_valid_cells == 1 && window_cells == 1)
65 std::memcpy(outptr, *inptrs, n_channels);
70 int32_t shift_value = 0, rescale_value = 0;
71 if (2 <= window_cells && window_cells <= 9)
73 auto ¶ms = rescale_params[window_cells - 2];
74 rescale_value = params.multiplier;
75 shift_value = params.shift;
79 auto f_rescale_value = 1.0f /
static_cast<float>(window_cells);
82 while (f_rescale_value < 0.5f)
85 f_rescale_value *= 2.0f;
88 int64_t long_rescale_value =
round(f_rescale_value *
static_cast<float>(1ll << 31));
89 if (long_rescale_value == (1ll << 31))
92 long_rescale_value >>= 1;
94 rescale_value =
static_cast<int32_t
>(long_rescale_value);
98 "cmp %x[n_channels], #0x40\n"
105 "lsr x23, %x[n_valid_cells], #0x1\n"
106 "movi v15.4s, #0x0\n"
107 "movi v14.4s, #0x0\n"
108 "mov x22, %x[inptrs]\n"
109 "movi v13.4s, #0x0\n"
110 "movi v12.4s, #0x0\n"
111 "movi v11.4s, #0x0\n"
112 "movi v10.4s, #0x0\n"
124 "ldp x21, x20, [x22, #0x0]\n"
125 "ldr q31, [x21, x27]\n"
126 "subs x23, x23, #0x1\n"
127 "add x22, x22, #0x10\n"
128 "ldr q30, [x20, x27]\n"
129 "ldr q29, [x21, x26]\n"
130 "ldr q28, [x20, x26]\n"
131 "ldr q27, [x21, x25]\n"
132 "ldr q26, [x20, x25]\n"
133 "ldr q25, [x21, x24]\n"
134 "ldr q24, [x20, x24]\n"
137 "saddl v23.8h, v31.8b, v30.8b\n"
138 "saddl2 v22.8h, v31.16b, v30.16b\n"
139 "ldp x21, x20, [x22, #0x0]\n"
140 "ldr q31, [x21, x27]\n"
141 "ldr q30, [x20, x27]\n"
142 "saddl v21.8h, v29.8b, v28.8b\n"
143 "saddl2 v20.8h, v29.16b, v28.16b\n"
144 "ldr q29, [x21, x26]\n"
145 "ldr q28, [x20, x26]\n"
146 "saddl v19.8h, v27.8b, v26.8b\n"
147 "saddl2 v18.8h, v27.16b, v26.16b\n"
148 "ldr q27, [x21, x25]\n"
149 "ldr q26, [x20, x25]\n"
150 "saddl v17.8h, v25.8b, v24.8b\n"
151 "saddl2 v16.8h, v25.16b, v24.16b\n"
152 "ldr q25, [x21, x24]\n"
153 "ldr q24, [x20, x24]\n"
154 "subs x23, x23, #0x1\n"
155 "saddw v15.4s, v15.4s, v23.4h\n"
156 "saddw2 v14.4s, v14.4s, v23.8h\n"
157 "saddw v13.4s, v13.4s, v22.4h\n"
158 "saddw2 v12.4s, v12.4s, v22.8h\n"
159 "add x22, x22, #0x10\n"
160 "saddw v11.4s, v11.4s, v21.4h\n"
161 "saddw2 v10.4s, v10.4s, v21.8h\n"
162 "saddw v9.4s, v9.4s, v20.4h\n"
163 "saddw2 v8.4s, v8.4s, v20.8h\n"
164 "saddw v7.4s, v7.4s, v19.4h\n"
165 "saddw2 v6.4s, v6.4s, v19.8h\n"
166 "saddw v5.4s, v5.4s, v18.4h\n"
167 "saddw2 v4.4s, v4.4s, v18.8h\n"
168 "saddw v3.4s, v3.4s, v17.4h\n"
169 "saddw2 v2.4s, v2.4s, v17.8h\n"
170 "saddw v1.4s, v1.4s, v16.4h\n"
171 "saddw2 v0.4s, v0.4s, v16.8h\n"
174 "saddl v23.8h, v31.8b, v30.8b\n"
175 "saddl2 v22.8h, v31.16b, v30.16b\n"
176 "saddl v21.8h, v29.8b, v28.8b\n"
177 "saddl2 v20.8h, v29.16b, v28.16b\n"
178 "saddl v19.8h, v27.8b, v26.8b\n"
179 "saddl2 v18.8h, v27.16b, v26.16b\n"
180 "saddl v17.8h, v25.8b, v24.8b\n"
181 "saddl2 v16.8h, v25.16b, v24.16b\n"
182 "saddw v15.4s, v15.4s, v23.4h\n"
183 "saddw2 v14.4s, v14.4s, v23.8h\n"
184 "saddw v13.4s, v13.4s, v22.4h\n"
185 "saddw2 v12.4s, v12.4s, v22.8h\n"
186 "saddw v11.4s, v11.4s, v21.4h\n"
187 "saddw2 v10.4s, v10.4s, v21.8h\n"
188 "saddw v9.4s, v9.4s, v20.4h\n"
189 "saddw2 v8.4s, v8.4s, v20.8h\n"
190 "saddw v7.4s, v7.4s, v19.4h\n"
191 "saddw2 v6.4s, v6.4s, v19.8h\n"
192 "saddw v5.4s, v5.4s, v18.4h\n"
193 "saddw2 v4.4s, v4.4s, v18.8h\n"
194 "saddw v3.4s, v3.4s, v17.4h\n"
195 "saddw2 v2.4s, v2.4s, v17.8h\n"
196 "saddw v1.4s, v1.4s, v16.4h\n"
197 "saddw2 v0.4s, v0.4s, v16.8h\n"
199 "ands x23, %x[n_valid_cells], #0x1\n"
202 "ldr x20, [x22], #0x8\n"
203 "ldr q16, [x20, x27]\n"
204 "sxtl v23.8h, v16.8b\n"
205 "sxtl2 v22.8h, v16.16b\n"
206 "ldr q16, [x20, x26]\n"
207 "ldr q17, [x20, x25]\n"
208 "sxtl v21.8h, v16.8b\n"
209 "sxtl2 v20.8h, v16.16b\n"
210 "ldr q16, [x20, x24]\n"
211 "sxtl v19.8h, v17.8b\n"
212 "sxtl2 v18.8h, v17.16b\n"
213 "subs x23, x23, #0x1\n"
214 "sxtl v17.8h, v16.8b\n"
215 "sxtl2 v16.8h, v16.16b\n"
216 "saddw v15.4s, v15.4s, v23.4h\n"
217 "saddw2 v14.4s, v14.4s, v23.8h\n"
218 "saddw v13.4s, v13.4s, v22.4h\n"
219 "saddw2 v12.4s, v12.4s, v22.8h\n"
220 "saddw v11.4s, v11.4s, v21.4h\n"
221 "saddw2 v10.4s, v10.4s, v21.8h\n"
222 "saddw v9.4s, v9.4s, v20.4h\n"
223 "saddw2 v8.4s, v8.4s, v20.8h\n"
224 "saddw v7.4s, v7.4s, v19.4h\n"
225 "saddw2 v6.4s, v6.4s, v19.8h\n"
226 "saddw v5.4s, v5.4s, v18.4h\n"
227 "saddw2 v4.4s, v4.4s, v18.8h\n"
228 "saddw v3.4s, v3.4s, v17.4h\n"
229 "saddw2 v2.4s, v2.4s, v17.8h\n"
230 "saddw v1.4s, v1.4s, v16.4h\n"
231 "saddw2 v0.4s, v0.4s, v16.8h\n"
234 "ld1r { v17.4s }, [%x[rescale_ptr]]\n"
235 "ld1r { v16.4s }, [%x[shift_ptr]]\n"
236 "sqdmulh v15.4s, v15.4s, v17.4s\n"
237 "sqdmulh v14.4s, v14.4s, v17.4s\n"
238 "sqdmulh v13.4s, v13.4s, v17.4s\n"
239 "sqdmulh v12.4s, v12.4s, v17.4s\n"
240 "sub %x[n_channels], %x[n_channels], #0x40\n"
241 "cmp %x[n_channels], #0x40\n"
242 "sqdmulh v11.4s, v11.4s, v17.4s\n"
243 "sqdmulh v10.4s, v10.4s, v17.4s\n"
244 "sqdmulh v9.4s, v9.4s, v17.4s\n"
245 "sqdmulh v8.4s, v8.4s, v17.4s\n"
246 "sqdmulh v7.4s, v7.4s, v17.4s\n"
247 "sqdmulh v6.4s, v6.4s, v17.4s\n"
248 "sqdmulh v5.4s, v5.4s, v17.4s\n"
249 "sqdmulh v4.4s, v4.4s, v17.4s\n"
250 "sqdmulh v3.4s, v3.4s, v17.4s\n"
251 "sqdmulh v2.4s, v2.4s, v17.4s\n"
252 "sqdmulh v1.4s, v1.4s, v17.4s\n"
253 "sqdmulh v0.4s, v0.4s, v17.4s\n"
254 "movi v17.4s, #0x7f\n"
255 "srshl v15.4s, v15.4s, v16.4s\n"
256 "srshl v14.4s, v14.4s, v16.4s\n"
257 "srshl v13.4s, v13.4s, v16.4s\n"
258 "srshl v12.4s, v12.4s, v16.4s\n"
259 "srshl v11.4s, v11.4s, v16.4s\n"
260 "srshl v10.4s, v10.4s, v16.4s\n"
261 "srshl v9.4s, v9.4s, v16.4s\n"
262 "srshl v8.4s, v8.4s, v16.4s\n"
263 "srshl v7.4s, v7.4s, v16.4s\n"
264 "srshl v6.4s, v6.4s, v16.4s\n"
265 "srshl v5.4s, v5.4s, v16.4s\n"
266 "srshl v4.4s, v4.4s, v16.4s\n"
267 "srshl v3.4s, v3.4s, v16.4s\n"
268 "srshl v2.4s, v2.4s, v16.4s\n"
269 "srshl v1.4s, v1.4s, v16.4s\n"
270 "srshl v0.4s, v0.4s, v16.4s\n"
271 "not v16.16b, v17.16b\n"
272 "smax v15.4s, v15.4s, v16.4s\n"
273 "smax v14.4s, v14.4s, v16.4s\n"
274 "smax v13.4s, v13.4s, v16.4s\n"
275 "smax v12.4s, v12.4s, v16.4s\n"
276 "smax v11.4s, v11.4s, v16.4s\n"
277 "smax v10.4s, v10.4s, v16.4s\n"
278 "smax v9.4s, v9.4s, v16.4s\n"
279 "smax v8.4s, v8.4s, v16.4s\n"
280 "smax v7.4s, v7.4s, v16.4s\n"
281 "smax v6.4s, v6.4s, v16.4s\n"
282 "smax v5.4s, v5.4s, v16.4s\n"
283 "smax v4.4s, v4.4s, v16.4s\n"
284 "smax v3.4s, v3.4s, v16.4s\n"
285 "smax v2.4s, v2.4s, v16.4s\n"
286 "smax v1.4s, v1.4s, v16.4s\n"
287 "smax v0.4s, v0.4s, v16.4s\n"
288 "smin v15.4s, v15.4s, v17.4s\n"
289 "smin v14.4s, v14.4s, v17.4s\n"
290 "smin v13.4s, v13.4s, v17.4s\n"
291 "smin v12.4s, v12.4s, v17.4s\n"
292 "smin v11.4s, v11.4s, v17.4s\n"
293 "smin v10.4s, v10.4s, v17.4s\n"
294 "smin v9.4s, v9.4s, v17.4s\n"
295 "smin v8.4s, v8.4s, v17.4s\n"
296 "smin v7.4s, v7.4s, v17.4s\n"
297 "smin v6.4s, v6.4s, v17.4s\n"
298 "smin v5.4s, v5.4s, v17.4s\n"
299 "smin v4.4s, v4.4s, v17.4s\n"
300 "smin v3.4s, v3.4s, v17.4s\n"
301 "smin v2.4s, v2.4s, v17.4s\n"
302 "smin v1.4s, v1.4s, v17.4s\n"
303 "smin v0.4s, v0.4s, v17.4s\n"
304 "uzp1 v23.16b, v15.16b, v14.16b\n"
305 "uzp1 v16.16b, v13.16b, v12.16b\n"
306 "uzp1 v22.16b, v11.16b, v10.16b\n"
307 "uzp1 v18.16b, v9.16b, v8.16b\n"
308 "uzp1 v21.16b, v7.16b, v6.16b\n"
309 "uzp1 v17.16b, v5.16b, v4.16b\n"
310 "uzp1 v20.16b, v3.16b, v2.16b\n"
311 "uzp1 v19.16b, v1.16b, v0.16b\n"
312 "uzp1 v16.16b, v23.16b, v16.16b\n"
313 "uzp1 v18.16b, v22.16b, v18.16b\n"
314 "str q16, [%x[outptr], x27]\n"
315 "add x27, x27, #0x40\n"
316 "uzp1 v17.16b, v21.16b, v17.16b\n"
317 "uzp1 v16.16b, v20.16b, v19.16b\n"
318 "str q18, [%x[outptr], x26]\n"
319 "add x26, x26, #0x40\n"
320 "str q17, [%x[outptr], x25]\n"
321 "add x25, x25, #0x40\n"
322 "str q16, [%x[outptr], x24]\n"
323 "add x24, x24, #0x40\n"
325 "cbz %x[n_channels], 43f\n"
327 "cmp %x[n_channels], #0x10\n"
330 "lsr x23, %x[n_valid_cells], #0x1\n"
331 "movi v15.4s, #0x0\n"
332 "movi v14.4s, #0x0\n"
333 "mov x22, %x[inptrs]\n"
334 "movi v13.4s, #0x0\n"
335 "movi v12.4s, #0x0\n"
337 "ldp x21, x20, [x22, #0x0]\n"
338 "ldr q31, [x21, x27]\n"
339 "subs x23, x23, #0x1\n"
340 "add x22, x22, #0x10\n"
341 "ldr q30, [x20, x27]\n"
344 "saddl v17.8h, v31.8b, v30.8b\n"
345 "saddl2 v16.8h, v31.16b, v30.16b\n"
346 "ldp x21, x20, [x22, #0x0]\n"
347 "ldr q31, [x21, x27]\n"
348 "ldr q30, [x20, x27]\n"
349 "subs x23, x23, #0x1\n"
350 "saddw v15.4s, v15.4s, v17.4h\n"
351 "saddw2 v14.4s, v14.4s, v17.8h\n"
352 "saddw v13.4s, v13.4s, v16.4h\n"
353 "saddw2 v12.4s, v12.4s, v16.8h\n"
354 "add x22, x22, #0x10\n"
357 "saddl v17.8h, v31.8b, v30.8b\n"
358 "saddl2 v16.8h, v31.16b, v30.16b\n"
359 "saddw v15.4s, v15.4s, v17.4h\n"
360 "saddw2 v14.4s, v14.4s, v17.8h\n"
361 "saddw v13.4s, v13.4s, v16.4h\n"
362 "saddw2 v12.4s, v12.4s, v16.8h\n"
364 "ands x23, %x[n_valid_cells], #0x1\n"
367 "ldr x20, [x22], #0x8\n"
368 "ldr q16, [x20, x27]\n"
369 "sxtl v17.8h, v16.8b\n"
370 "sxtl2 v16.8h, v16.16b\n"
371 "subs x23, x23, #0x1\n"
372 "saddw v15.4s, v15.4s, v17.4h\n"
373 "saddw2 v14.4s, v14.4s, v17.8h\n"
374 "saddw v13.4s, v13.4s, v16.4h\n"
375 "saddw2 v12.4s, v12.4s, v16.8h\n"
378 "ld1r { v17.4s }, [%x[rescale_ptr]]\n"
379 "ld1r { v16.4s }, [%x[shift_ptr]]\n"
380 "sqdmulh v15.4s, v15.4s, v17.4s\n"
381 "sqdmulh v14.4s, v14.4s, v17.4s\n"
382 "sqdmulh v13.4s, v13.4s, v17.4s\n"
383 "sqdmulh v12.4s, v12.4s, v17.4s\n"
384 "sub %x[n_channels], %x[n_channels], #0x10\n"
385 "cmp %x[n_channels], #0x10\n"
386 "movi v17.4s, #0x7f\n"
387 "srshl v15.4s, v15.4s, v16.4s\n"
388 "srshl v14.4s, v14.4s, v16.4s\n"
389 "srshl v13.4s, v13.4s, v16.4s\n"
390 "srshl v12.4s, v12.4s, v16.4s\n"
391 "not v16.16b, v17.16b\n"
392 "smax v15.4s, v15.4s, v16.4s\n"
393 "smax v14.4s, v14.4s, v16.4s\n"
394 "smax v13.4s, v13.4s, v16.4s\n"
395 "smax v12.4s, v12.4s, v16.4s\n"
396 "smin v15.4s, v15.4s, v17.4s\n"
397 "smin v14.4s, v14.4s, v17.4s\n"
398 "smin v13.4s, v13.4s, v17.4s\n"
399 "smin v12.4s, v12.4s, v17.4s\n"
400 "uzp1 v17.16b, v15.16b, v14.16b\n"
401 "uzp1 v16.16b, v13.16b, v12.16b\n"
402 "uzp1 v16.16b, v17.16b, v16.16b\n"
403 "str q16, [%x[outptr], x27]\n"
404 "add x27, x27, #0x10\n"
406 "cbz %x[n_channels], 43f\n"
408 "lsr x23, %x[n_valid_cells], #0x1\n"
409 "add %x[outptr], %x[outptr], x27\n"
410 "movi v15.4s, #0x0\n"
411 "movi v14.4s, #0x0\n"
412 "movi v13.4s, #0x0\n"
413 "movi v12.4s, #0x0\n"
414 "mov x22, %x[inptrs]\n"
417 "ldp x21, x20, [x22, #0x0]\n"
418 "add x22, x22, #0x10\n"
419 "add x21, x21, x27\n"
420 "movi v31.16b, #0x0\n"
421 "add x20, x20, x27\n"
422 "movi v30.16b, #0x0\n"
423 "tbz %x[n_channels], #3, 19f\n"
424 "ldr d31, [x21], #0x8\n"
425 "ldr d30, [x20], #0x8\n"
426 "tbz %x[n_channels], #2, 17f\n"
427 "ld1 { v31.s }[2], [x21], #0x4\n"
428 "ld1 { v30.s }[2], [x20], #0x4\n"
429 "tbz %x[n_channels], #1, 16f\n"
430 "ld1 { v31.h }[6], [x21], #0x2\n"
431 "ld1 { v30.h }[6], [x20], #0x2\n"
432 "tbz %x[n_channels], #0, 23f\n"
433 "ld1 { v31.b }[14], [x21], #0x1\n"
434 "ld1 { v30.b }[14], [x20], #0x1\n"
437 "tbz %x[n_channels], #0, 23f\n"
438 "ld1 { v31.b }[12], [x21], #0x1\n"
439 "ld1 { v30.b }[12], [x20], #0x1\n"
442 "tbz %x[n_channels], #1, 18f\n"
443 "ld1 { v31.h }[4], [x21], #0x2\n"
444 "ld1 { v30.h }[4], [x20], #0x2\n"
445 "tbz %x[n_channels], #0, 23f\n"
446 "ld1 { v31.b }[10], [x21], #0x1\n"
447 "ld1 { v30.b }[10], [x20], #0x1\n"
450 "tbz %x[n_channels], #0, 23f\n"
451 "ld1 { v31.b }[8], [x21], #0x1\n"
452 "ld1 { v30.b }[8], [x20], #0x1\n"
455 "tbz %x[n_channels], #2, 21f\n"
456 "ldr s31, [x21], #0x4\n"
457 "ldr s30, [x20], #0x4\n"
458 "tbz %x[n_channels], #1, 20f\n"
459 "ld1 { v31.h }[2], [x21], #0x2\n"
460 "ld1 { v30.h }[2], [x20], #0x2\n"
461 "tbz %x[n_channels], #0, 23f\n"
462 "ld1 { v31.b }[6], [x21], #0x1\n"
463 "ld1 { v30.b }[6], [x20], #0x1\n"
466 "tbz %x[n_channels], #0, 23f\n"
467 "ld1 { v31.b }[4], [x21], #0x1\n"
468 "ld1 { v30.b }[4], [x20], #0x1\n"
471 "tbz %x[n_channels], #1, 22f\n"
472 "ldr h31, [x21], #0x2\n"
473 "ldr h30, [x20], #0x2\n"
474 "tbz %x[n_channels], #0, 23f\n"
475 "ld1 { v31.b }[2], [x21], #0x1\n"
476 "ld1 { v30.b }[2], [x20], #0x1\n"
479 "tbz %x[n_channels], #0, 23f\n"
480 "ldr b31, [x21], #0x1\n"
481 "ldr b30, [x20], #0x1\n"
483 "saddl v17.8h, v31.8b, v30.8b\n"
484 "saddl2 v16.8h, v31.16b, v30.16b\n"
485 "subs x23, x23, #0x1\n"
486 "saddw v15.4s, v15.4s, v17.4h\n"
487 "saddw2 v14.4s, v14.4s, v17.8h\n"
488 "saddw v13.4s, v13.4s, v16.4h\n"
489 "saddw2 v12.4s, v12.4s, v16.8h\n"
492 "ands x23, %x[n_valid_cells], #0x1\n"
495 "ldr x21, [x22], #0x8\n"
496 "add x21, x21, x27\n"
497 "movi v31.16b, #0x0\n"
498 "tbz %x[n_channels], #3, 29f\n"
499 "ldr d31, [x21], #0x8\n"
500 "tbz %x[n_channels], #2, 27f\n"
501 "ld1 { v31.s }[2], [x21], #0x4\n"
502 "tbz %x[n_channels], #1, 26f\n"
503 "ld1 { v31.h }[6], [x21], #0x2\n"
504 "tbz %x[n_channels], #0, 33f\n"
505 "ld1 { v31.b }[14], [x21], #0x1\n"
508 "tbz %x[n_channels], #0, 33f\n"
509 "ld1 { v31.b }[12], [x21], #0x1\n"
512 "tbz %x[n_channels], #1, 28f\n"
513 "ld1 { v31.h }[4], [x21], #0x2\n"
514 "tbz %x[n_channels], #0, 33f\n"
515 "ld1 { v31.b }[10], [x21], #0x1\n"
518 "tbz %x[n_channels], #0, 33f\n"
519 "ld1 { v31.b }[8], [x21], #0x1\n"
522 "tbz %x[n_channels], #2, 31f\n"
523 "ldr s31, [x21], #0x4\n"
524 "tbz %x[n_channels], #1, 30f\n"
525 "ld1 { v31.h }[2], [x21], #0x2\n"
526 "tbz %x[n_channels], #0, 33f\n"
527 "ld1 { v31.b }[6], [x21], #0x1\n"
530 "tbz %x[n_channels], #0, 33f\n"
531 "ld1 { v31.b }[4], [x21], #0x1\n"
534 "tbz %x[n_channels], #1, 32f\n"
535 "ldr h31, [x21], #0x2\n"
536 "tbz %x[n_channels], #0, 33f\n"
537 "ld1 { v31.b }[2], [x21], #0x1\n"
540 "tbz %x[n_channels], #0, 33f\n"
541 "ldr b31, [x21], #0x1\n"
543 "sxtl v17.8h, v31.8b\n"
544 "sxtl2 v16.8h, v31.16b\n"
545 "subs x23, x23, #0x1\n"
546 "saddw v15.4s, v15.4s, v17.4h\n"
547 "saddw2 v14.4s, v14.4s, v17.8h\n"
548 "saddw v13.4s, v13.4s, v16.4h\n"
549 "saddw2 v12.4s, v12.4s, v16.8h\n"
552 "ld1r { v17.4s }, [%x[rescale_ptr]]\n"
553 "ld1r { v16.4s }, [%x[shift_ptr]]\n"
554 "sqdmulh v15.4s, v15.4s, v17.4s\n"
555 "sqdmulh v14.4s, v14.4s, v17.4s\n"
556 "sqdmulh v13.4s, v13.4s, v17.4s\n"
557 "sqdmulh v12.4s, v12.4s, v17.4s\n"
558 "movi v17.4s, #0x7f\n"
559 "srshl v15.4s, v15.4s, v16.4s\n"
560 "srshl v14.4s, v14.4s, v16.4s\n"
561 "srshl v13.4s, v13.4s, v16.4s\n"
562 "srshl v12.4s, v12.4s, v16.4s\n"
563 "not v16.16b, v17.16b\n"
564 "smax v15.4s, v15.4s, v16.4s\n"
565 "smax v14.4s, v14.4s, v16.4s\n"
566 "smax v13.4s, v13.4s, v16.4s\n"
567 "smax v12.4s, v12.4s, v16.4s\n"
568 "smin v15.4s, v15.4s, v17.4s\n"
569 "smin v14.4s, v14.4s, v17.4s\n"
570 "smin v13.4s, v13.4s, v17.4s\n"
571 "smin v12.4s, v12.4s, v17.4s\n"
572 "uzp1 v17.16b, v15.16b, v14.16b\n"
573 "uzp1 v16.16b, v13.16b, v12.16b\n"
574 "uzp1 v16.16b, v17.16b, v16.16b\n"
575 "tbz %x[n_channels], #3, 38f\n"
576 "st1 { v16.d }[0], [%x[outptr]], #0x8\n"
577 "tbz %x[n_channels], #2, 36f\n"
578 "st1 { v16.s }[2], [%x[outptr]], #0x4\n"
579 "tbz %x[n_channels], #1, 35f\n"
580 "st1 { v16.h }[6], [%x[outptr]], #0x2\n"
581 "tbz %x[n_channels], #0, 42f\n"
582 "st1 { v16.b }[14], [%x[outptr]], #0x1\n"
585 "tbz %x[n_channels], #0, 42f\n"
586 "st1 { v16.b }[12], [%x[outptr]], #0x1\n"
589 "tbz %x[n_channels], #1, 37f\n"
590 "st1 { v16.h }[4], [%x[outptr]], #0x2\n"
591 "tbz %x[n_channels], #0, 42f\n"
592 "st1 { v16.b }[10], [%x[outptr]], #0x1\n"
595 "tbz %x[n_channels], #0, 42f\n"
596 "st1 { v16.b }[8], [%x[outptr]], #0x1\n"
599 "tbz %x[n_channels], #2, 40f\n"
600 "st1 { v16.s }[0], [%x[outptr]], #0x4\n"
601 "tbz %x[n_channels], #1, 39f\n"
602 "st1 { v16.h }[2], [%x[outptr]], #0x2\n"
603 "tbz %x[n_channels], #0, 42f\n"
604 "st1 { v16.b }[6], [%x[outptr]], #0x1\n"
607 "tbz %x[n_channels], #0, 42f\n"
608 "st1 { v16.b }[4], [%x[outptr]], #0x1\n"
611 "tbz %x[n_channels], #1, 41f\n"
612 "st1 { v16.h }[0], [%x[outptr]], #0x2\n"
613 "tbz %x[n_channels], #0, 42f\n"
614 "st1 { v16.b }[2], [%x[outptr]], #0x1\n"
617 "tbz %x[n_channels], #0, 42f\n"
618 "st1 { v16.b }[0], [%x[outptr]], #0x1\n"
621 : [n_channels]
"+&r" (n_channels), [outptr]
"+&r" (outptr)
622 : [inptrs]
"r" (inptrs), [n_valid_cells]
"r" (n_valid_cells), [rescale_ptr]
"r" (&rescale_value), [shift_ptr]
"r" (&shift_value)
623 :
"cc",
"memory",
"v0",
"v1",
"v2",
"v3",
"v4",
"v5",
"v6",
"v7",
"v8",
"v9",
"v10",
"v11",
"v12",
"v13",
"v14",
"v15",
"v16",
"v17",
"v18",
"v19",
"v20",
"v21",
"v22",
"v23",
"v24",
"v25",
"v26",
"v27",
"v28",
"v29",
"v30",
"v31",
"x20",
"x21",
"x22",
"x23",
"x24",
"x25",
"x26",
"x27"
630 #endif // defined(__aarch64__)