1 /*
2 * Copyright (c) 2022 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
25 #if defined(ARM_COMPUTE_ENABLE_SME)
26
27 #include "src/core/NEON/kernels/assembly/pooling.hpp"
28 #include <cstdint>
29 #include <cstring>
30 #include <cmath>
31
32
33 namespace arm_conv {
34 namespace pooling {
35
36 namespace {
37 struct RescaleParams
38 {
39 int32_t multiplier, shift;
40 };
41
42 constexpr RescaleParams rescale_params[8] = {
43 {0x40000000, -0}, // 1/2
44 {0x55555556, -1}, // 1/3
45 {0x40000000, -1}, // 1/4
46 {0x66666666, -2}, // 1/5
47 {0x55555556, -2}, // 1/6
48 {0x49249249, -2}, // 1/7
49 {0x40000000, -2}, // 1/8
50 {0x71c71c72, -3}, // 1/9
51 };
52 }
53
sme_s8q_nhwc_avg_generic_depthfirst_impl(const uint64_t window_cells,const uint64_t n_valid_cells,uint64_t n_channels,const int8_t * const * const inptrs,int8_t * outptr,const Requantize32 & qp)54 void sme_s8q_nhwc_avg_generic_depthfirst_impl(
55 const uint64_t window_cells,
56 const uint64_t n_valid_cells,
57 uint64_t n_channels,
58 const int8_t *const *const inptrs,
59 int8_t *outptr,
60 const Requantize32 &qp
61 )
62 {
63 if (n_valid_cells == 1 && window_cells == 1)
64 {
65 // In this case, simply copy from the input to the output
66 std::memcpy(outptr, *inptrs, n_channels);
67 return;
68 }
69
70 // Compute (or look up) the rescale values
71 int32_t shift_value = 0, rescale_value = 0;
72 if (2 <= window_cells && window_cells <= 9)
73 {
74 auto ¶ms = rescale_params[window_cells - 2];
75 rescale_value = params.multiplier;
76 shift_value = params.shift;
77 }
78 else
79 {
80 auto f_rescale_value = 1.0f / static_cast<float>(window_cells);
81
82 shift_value = 0;
83 while (f_rescale_value < 0.5f)
84 {
85 shift_value--;
86 f_rescale_value *= 2.0f;
87 }
88
89 rescale_value = static_cast<int32_t>(round(f_rescale_value * static_cast<float>(1ll << 31)));
90 if (static_cast<int64_t>(rescale_value) == (1ll << 31))
91 {
92 shift_value++;
93 rescale_value >>= 1;
94 }
95 }
96
97 // Combine together the rescale value for the requantization and the scaling
98 // factor for the average pool.
99 const int32_t shift = qp.per_layer_left_shift - qp.per_layer_right_shift + shift_value;
100 const int32_t left_shift = shift > 0 ? shift : 0;
101 const int32_t right_shift = shift <= 0 ? shift : 0;
102
103 int32_t combined_rescale_value = 0;
104 __asm__ __volatile__ (
105 "mov v16.s[0], %w[per_layer_mul]\n"
106 "mov v17.s[0], %w[rescale_value]\n"
107 "sqrdmulh s18, s16, s17\n"
108 "mov %w[combined_rescale_value], v18.s[0]\n"
109 : [combined_rescale_value] "=r" (combined_rescale_value)
110 : [per_layer_mul] "r" (qp.per_layer_mul), [rescale_value] "r" (rescale_value)
111 : "v16", "v17", "v18"
112 );
113
114 __asm__ __volatile__(
115 ".inst 0xd503477f // SMSTART ZA\n"
116 "mov x26, #0x0\n"
117 "cntb x25\n"
118 "cntb x24, ALL, MUL #2\n"
119 "cntb x23, ALL, MUL #3\n"
120 "whilelt p4.b, x26, %x[n_channels]\n"
121 "whilelt p3.b, x25, %x[n_channels]\n"
122 "whilelt p2.b, x24, %x[n_channels]\n"
123 "whilelt p1.b, x23, %x[n_channels]\n"
124 "ptrue p0.b\n"
125 "b.none 7f\n"
126 "1:" // 4-vectors of channels
127 "lsr x22, %x[n_valid_cells], #0x1\n"
128 "mov z15.s, #0x0\n"
129 "mov z14.s, #0x0\n"
130 "mov x19, %x[inptrs]\n"
131 "mov z13.s, #0x0\n"
132 "mov z12.s, #0x0\n"
133 "mov z11.s, #0x0\n"
134 "mov z10.s, #0x0\n"
135 "mov z9.s, #0x0\n"
136 "mov z8.s, #0x0\n"
137 "mov z7.s, #0x0\n"
138 "mov z6.s, #0x0\n"
139 "mov z5.s, #0x0\n"
140 "mov z4.s, #0x0\n"
141 "mov z3.s, #0x0\n"
142 "mov z2.s, #0x0\n"
143 "mov z1.s, #0x0\n"
144 "mov z0.s, #0x0\n"
145 "cbz x22, 4f\n"
146 "ldp x21, x20, [x19, #0x0]\n"
147 "subs x22, x22, #0x1\n"
148 "add x19, x19, #0x10\n"
149 "ld1b { z31.b }, p4/Z, [x21, x26]\n"
150 "ld1b { z30.b }, p4/Z, [x20, x26]\n"
151 "ld1b { z29.b }, p3/Z, [x21, x25]\n"
152 "ld1b { z28.b }, p3/Z, [x20, x25]\n"
153 "ld1b { z27.b }, p2/Z, [x21, x24]\n"
154 "ld1b { z26.b }, p2/Z, [x20, x24]\n"
155 "ld1b { z25.b }, p1/Z, [x21, x23]\n"
156 "ld1b { z24.b }, p1/Z, [x20, x23]\n"
157 "beq 3f\n"
158 "2:" // 4-vectors of channels: 2 inputs loop
159 ".inst 0x455e03f7 // saddlb z23.h, z31.b, z30.b\n"
160 ".inst 0x455e07f6 // saddlt z22.h, z31.b, z30.b\n"
161 "ldp x21, x20, [x19, #0x0]\n"
162 "subs x22, x22, #0x1\n"
163 ".inst 0x455c03b5 // saddlb z21.h, z29.b, z28.b\n"
164 ".inst 0x455c07b4 // saddlt z20.h, z29.b, z28.b\n"
165 "add x19, x19, #0x10\n"
166 "ld1b { z31.b }, p4/Z, [x21, x26]\n"
167 ".inst 0x455a0373 // saddlb z19.h, z27.b, z26.b\n"
168 ".inst 0x455a0772 // saddlt z18.h, z27.b, z26.b\n"
169 "ld1b { z30.b }, p4/Z, [x20, x26]\n"
170 ".inst 0x45580331 // saddlb z17.h, z25.b, z24.b\n"
171 ".inst 0x45580730 // saddlt z16.h, z25.b, z24.b\n"
172 "ld1b { z29.b }, p3/Z, [x21, x25]\n"
173 ".inst 0x459741ef // saddwb z15.s, z15.s, z23.h\n"
174 ".inst 0x459745ce // saddwt z14.s, z14.s, z23.h\n"
175 "ld1b { z28.b }, p3/Z, [x20, x25]\n"
176 ".inst 0x459641ad // saddwb z13.s, z13.s, z22.h\n"
177 ".inst 0x4596458c // saddwt z12.s, z12.s, z22.h\n"
178 "ld1b { z27.b }, p2/Z, [x21, x24]\n"
179 ".inst 0x4595416b // saddwb z11.s, z11.s, z21.h\n"
180 ".inst 0x4595454a // saddwt z10.s, z10.s, z21.h\n"
181 "ld1b { z26.b }, p2/Z, [x20, x24]\n"
182 ".inst 0x45944129 // saddwb z9.s, z9.s, z20.h\n"
183 ".inst 0x45944508 // saddwt z8.s, z8.s, z20.h\n"
184 "ld1b { z25.b }, p1/Z, [x21, x23]\n"
185 ".inst 0x459340e7 // saddwb z7.s, z7.s, z19.h\n"
186 ".inst 0x459344c6 // saddwt z6.s, z6.s, z19.h\n"
187 "ld1b { z24.b }, p1/Z, [x20, x23]\n"
188 ".inst 0x459240a5 // saddwb z5.s, z5.s, z18.h\n"
189 ".inst 0x45924484 // saddwt z4.s, z4.s, z18.h\n"
190 ".inst 0x45914063 // saddwb z3.s, z3.s, z17.h\n"
191 ".inst 0x45914442 // saddwt z2.s, z2.s, z17.h\n"
192 ".inst 0x45904021 // saddwb z1.s, z1.s, z16.h\n"
193 ".inst 0x45904400 // saddwt z0.s, z0.s, z16.h\n"
194 "bgt 2b\n"
195 "3:" // 4-vectors of channels: 2 inputs tail
196 ".inst 0x455e03f7 // saddlb z23.h, z31.b, z30.b\n"
197 ".inst 0x455e07f6 // saddlt z22.h, z31.b, z30.b\n"
198 ".inst 0x455c03b5 // saddlb z21.h, z29.b, z28.b\n"
199 ".inst 0x455c07b4 // saddlt z20.h, z29.b, z28.b\n"
200 ".inst 0x455a0373 // saddlb z19.h, z27.b, z26.b\n"
201 ".inst 0x455a0772 // saddlt z18.h, z27.b, z26.b\n"
202 ".inst 0x45580331 // saddlb z17.h, z25.b, z24.b\n"
203 ".inst 0x45580730 // saddlt z16.h, z25.b, z24.b\n"
204 ".inst 0x459741ef // saddwb z15.s, z15.s, z23.h\n"
205 ".inst 0x459745ce // saddwt z14.s, z14.s, z23.h\n"
206 ".inst 0x459641ad // saddwb z13.s, z13.s, z22.h\n"
207 ".inst 0x4596458c // saddwt z12.s, z12.s, z22.h\n"
208 ".inst 0x4595416b // saddwb z11.s, z11.s, z21.h\n"
209 ".inst 0x4595454a // saddwt z10.s, z10.s, z21.h\n"
210 ".inst 0x45944129 // saddwb z9.s, z9.s, z20.h\n"
211 ".inst 0x45944508 // saddwt z8.s, z8.s, z20.h\n"
212 ".inst 0x459340e7 // saddwb z7.s, z7.s, z19.h\n"
213 ".inst 0x459344c6 // saddwt z6.s, z6.s, z19.h\n"
214 ".inst 0x459240a5 // saddwb z5.s, z5.s, z18.h\n"
215 ".inst 0x45924484 // saddwt z4.s, z4.s, z18.h\n"
216 ".inst 0x45914063 // saddwb z3.s, z3.s, z17.h\n"
217 ".inst 0x45914442 // saddwt z2.s, z2.s, z17.h\n"
218 ".inst 0x45904021 // saddwb z1.s, z1.s, z16.h\n"
219 ".inst 0x45904400 // saddwt z0.s, z0.s, z16.h\n"
220 "4:" // 4-vectors of channels: After loop
221 "ands x20, %x[n_valid_cells], #0x1\n"
222 "beq 6f\n"
223 "5:" // 4-vectors of channels: Single input loop
224 "ldr x21, [x19], #0x8\n"
225 "ld1b { z31.b }, p4/Z, [x21, x26]\n"
226 ".inst 0x4508a3f7 // sshllb z23.h, z31.b, #0x0\n"
227 ".inst 0x4508a7f6 // sshllt z22.h, z31.b, #0x0\n"
228 "ld1b { z29.b }, p3/Z, [x21, x25]\n"
229 ".inst 0x4508a3b5 // sshllb z21.h, z29.b, #0x0\n"
230 ".inst 0x4508a7b4 // sshllt z20.h, z29.b, #0x0\n"
231 "subs x20, x20, #0x1\n"
232 "ld1b { z27.b }, p2/Z, [x21, x24]\n"
233 ".inst 0x4508a373 // sshllb z19.h, z27.b, #0x0\n"
234 ".inst 0x4508a772 // sshllt z18.h, z27.b, #0x0\n"
235 "ld1b { z25.b }, p1/Z, [x21, x23]\n"
236 ".inst 0x4508a331 // sshllb z17.h, z25.b, #0x0\n"
237 ".inst 0x4508a730 // sshllt z16.h, z25.b, #0x0\n"
238 ".inst 0x459741ef // saddwb z15.s, z15.s, z23.h\n"
239 ".inst 0x459745ce // saddwt z14.s, z14.s, z23.h\n"
240 ".inst 0x459641ad // saddwb z13.s, z13.s, z22.h\n"
241 ".inst 0x4596458c // saddwt z12.s, z12.s, z22.h\n"
242 ".inst 0x4595416b // saddwb z11.s, z11.s, z21.h\n"
243 ".inst 0x4595454a // saddwt z10.s, z10.s, z21.h\n"
244 ".inst 0x45944129 // saddwb z9.s, z9.s, z20.h\n"
245 ".inst 0x45944508 // saddwt z8.s, z8.s, z20.h\n"
246 ".inst 0x459340e7 // saddwb z7.s, z7.s, z19.h\n"
247 ".inst 0x459344c6 // saddwt z6.s, z6.s, z19.h\n"
248 ".inst 0x459240a5 // saddwb z5.s, z5.s, z18.h\n"
249 ".inst 0x45924484 // saddwt z4.s, z4.s, z18.h\n"
250 ".inst 0x45914063 // saddwb z3.s, z3.s, z17.h\n"
251 ".inst 0x45914442 // saddwt z2.s, z2.s, z17.h\n"
252 ".inst 0x45904021 // saddwb z1.s, z1.s, z16.h\n"
253 ".inst 0x45904400 // saddwt z0.s, z0.s, z16.h\n"
254 "bgt 5b\n"
255 "6:" // 4-vectors of channels: Single input loop: End
256 "ld1rw { z18.s }, p0/Z, [%x[left_shift]]\n"
257 ".inst 0x4482824f // srshl z15.s, p0/M, z15.s, z18.s\n"
258 ".inst 0x4482824e // srshl z14.s, p0/M, z14.s, z18.s\n"
259 ".inst 0x4482824d // srshl z13.s, p0/M, z13.s, z18.s\n"
260 ".inst 0x4482824c // srshl z12.s, p0/M, z12.s, z18.s\n"
261 "ld1rw { z17.s }, p0/Z, [%x[combined_rescale_value]]\n"
262 ".inst 0x4482824b // srshl z11.s, p0/M, z11.s, z18.s\n"
263 ".inst 0x4482824a // srshl z10.s, p0/M, z10.s, z18.s\n"
264 "ld1rw { z16.s }, p0/Z, [%x[right_shift]]\n"
265 ".inst 0x44828249 // srshl z9.s, p0/M, z9.s, z18.s\n"
266 ".inst 0x44828248 // srshl z8.s, p0/M, z8.s, z18.s\n"
267 ".inst 0x44828247 // srshl z7.s, p0/M, z7.s, z18.s\n"
268 ".inst 0x44828246 // srshl z6.s, p0/M, z6.s, z18.s\n"
269 ".inst 0x44828245 // srshl z5.s, p0/M, z5.s, z18.s\n"
270 ".inst 0x44828244 // srshl z4.s, p0/M, z4.s, z18.s\n"
271 ".inst 0x44828243 // srshl z3.s, p0/M, z3.s, z18.s\n"
272 ".inst 0x44828242 // srshl z2.s, p0/M, z2.s, z18.s\n"
273 ".inst 0x44828241 // srshl z1.s, p0/M, z1.s, z18.s\n"
274 ".inst 0x44828240 // srshl z0.s, p0/M, z0.s, z18.s\n"
275 ".inst 0x04b175ef // sqrdmulh z15.s, z15.s, z17.s\n"
276 ".inst 0x04b175ce // sqrdmulh z14.s, z14.s, z17.s\n"
277 ".inst 0x04b175ad // sqrdmulh z13.s, z13.s, z17.s\n"
278 ".inst 0x04b1758c // sqrdmulh z12.s, z12.s, z17.s\n"
279 ".inst 0x04b1756b // sqrdmulh z11.s, z11.s, z17.s\n"
280 ".inst 0x04b1754a // sqrdmulh z10.s, z10.s, z17.s\n"
281 ".inst 0x04b17529 // sqrdmulh z9.s, z9.s, z17.s\n"
282 ".inst 0x04b17508 // sqrdmulh z8.s, z8.s, z17.s\n"
283 ".inst 0x04b174e7 // sqrdmulh z7.s, z7.s, z17.s\n"
284 ".inst 0x04b174c6 // sqrdmulh z6.s, z6.s, z17.s\n"
285 ".inst 0x04b174a5 // sqrdmulh z5.s, z5.s, z17.s\n"
286 ".inst 0x04b17484 // sqrdmulh z4.s, z4.s, z17.s\n"
287 ".inst 0x04b17463 // sqrdmulh z3.s, z3.s, z17.s\n"
288 ".inst 0x04b17442 // sqrdmulh z2.s, z2.s, z17.s\n"
289 ".inst 0x04b17421 // sqrdmulh z1.s, z1.s, z17.s\n"
290 ".inst 0x04b17400 // sqrdmulh z0.s, z0.s, z17.s\n"
291 "mov z19.s, #0x7f\n"
292 ".inst 0x4482820f // srshl z15.s, p0/M, z15.s, z16.s\n"
293 ".inst 0x4482820e // srshl z14.s, p0/M, z14.s, z16.s\n"
294 ".inst 0x4482820d // srshl z13.s, p0/M, z13.s, z16.s\n"
295 ".inst 0x4482820c // srshl z12.s, p0/M, z12.s, z16.s\n"
296 ".inst 0x4482820b // srshl z11.s, p0/M, z11.s, z16.s\n"
297 ".inst 0x4482820a // srshl z10.s, p0/M, z10.s, z16.s\n"
298 ".inst 0x44828209 // srshl z9.s, p0/M, z9.s, z16.s\n"
299 ".inst 0x44828208 // srshl z8.s, p0/M, z8.s, z16.s\n"
300 ".inst 0x44828207 // srshl z7.s, p0/M, z7.s, z16.s\n"
301 ".inst 0x44828206 // srshl z6.s, p0/M, z6.s, z16.s\n"
302 ".inst 0x44828205 // srshl z5.s, p0/M, z5.s, z16.s\n"
303 ".inst 0x44828204 // srshl z4.s, p0/M, z4.s, z16.s\n"
304 ".inst 0x44828203 // srshl z3.s, p0/M, z3.s, z16.s\n"
305 ".inst 0x44828202 // srshl z2.s, p0/M, z2.s, z16.s\n"
306 ".inst 0x44828201 // srshl z1.s, p0/M, z1.s, z16.s\n"
307 ".inst 0x44828200 // srshl z0.s, p0/M, z0.s, z16.s\n"
308 "not z16.s, p0/M, z19.s\n"
309 "smax z15.s, p0/M, z15.s, z16.s\n"
310 "smax z14.s, p0/M, z14.s, z16.s\n"
311 "smax z13.s, p0/M, z13.s, z16.s\n"
312 "smax z12.s, p0/M, z12.s, z16.s\n"
313 "smax z11.s, p0/M, z11.s, z16.s\n"
314 "smax z10.s, p0/M, z10.s, z16.s\n"
315 "smax z9.s, p0/M, z9.s, z16.s\n"
316 "smax z8.s, p0/M, z8.s, z16.s\n"
317 "smax z7.s, p0/M, z7.s, z16.s\n"
318 "smax z6.s, p0/M, z6.s, z16.s\n"
319 "smax z5.s, p0/M, z5.s, z16.s\n"
320 "smax z4.s, p0/M, z4.s, z16.s\n"
321 "smax z3.s, p0/M, z3.s, z16.s\n"
322 "smax z2.s, p0/M, z2.s, z16.s\n"
323 "smax z1.s, p0/M, z1.s, z16.s\n"
324 "smax z0.s, p0/M, z0.s, z16.s\n"
325 "smin z15.s, p0/M, z15.s, z19.s\n"
326 "smin z14.s, p0/M, z14.s, z19.s\n"
327 "trn1 z23.h, z15.h, z14.h\n"
328 "smin z13.s, p0/M, z13.s, z19.s\n"
329 "smin z12.s, p0/M, z12.s, z19.s\n"
330 "trn1 z16.h, z13.h, z12.h\n"
331 "smin z11.s, p0/M, z11.s, z19.s\n"
332 "smin z10.s, p0/M, z10.s, z19.s\n"
333 "trn1 z22.h, z11.h, z10.h\n"
334 "smin z9.s, p0/M, z9.s, z19.s\n"
335 "smin z8.s, p0/M, z8.s, z19.s\n"
336 "trn1 z18.h, z9.h, z8.h\n"
337 "smin z7.s, p0/M, z7.s, z19.s\n"
338 "smin z6.s, p0/M, z6.s, z19.s\n"
339 "trn1 z21.h, z7.h, z6.h\n"
340 "smin z5.s, p0/M, z5.s, z19.s\n"
341 "smin z4.s, p0/M, z4.s, z19.s\n"
342 "trn1 z17.h, z5.h, z4.h\n"
343 "smin z3.s, p0/M, z3.s, z19.s\n"
344 "smin z2.s, p0/M, z2.s, z19.s\n"
345 "trn1 z20.h, z3.h, z2.h\n"
346 "smin z1.s, p0/M, z1.s, z19.s\n"
347 "smin z0.s, p0/M, z0.s, z19.s\n"
348 "trn1 z19.h, z1.h, z0.h\n"
349 "trn1 z16.b, z23.b, z16.b\n"
350 "trn1 z18.b, z22.b, z18.b\n"
351 "st1b { z16.b }, p4, [%x[outptr], x26]\n"
352 "incb x26, ALL, MUL #4\n"
353 "trn1 z17.b, z21.b, z17.b\n"
354 "trn1 z16.b, z20.b, z19.b\n"
355 "st1b { z18.b }, p3, [%x[outptr], x25]\n"
356 "incb x25, ALL, MUL #4\n"
357 "st1b { z17.b }, p2, [%x[outptr], x24]\n"
358 "incb x24, ALL, MUL #4\n"
359 "st1b { z16.b }, p1, [%x[outptr], x23]\n"
360 "incb x23, ALL, MUL #4\n"
361 "whilelt p1.b, x23, %x[n_channels]\n"
362 "b.any 1b\n"
363 "7:" // Single vector of channels
364 "whilelt p4.b, x26, %x[n_channels]\n"
365 "b.none 14f\n"
366 "8:" // Single vector of channels: Loop
367 "lsr x22, %x[n_valid_cells], #0x1\n"
368 "mov z15.s, #0x0\n"
369 "mov z14.s, #0x0\n"
370 "mov x19, %x[inptrs]\n"
371 "mov z13.s, #0x0\n"
372 "mov z12.s, #0x0\n"
373 "cbz x22, 11f\n"
374 "ldp x21, x20, [x19, #0x0]\n"
375 "subs x22, x22, #0x1\n"
376 "add x19, x19, #0x10\n"
377 "ld1b { z31.b }, p4/Z, [x21, x26]\n"
378 "ld1b { z30.b }, p4/Z, [x20, x26]\n"
379 "beq 10f\n"
380 "9:" // Single vector of channels: Loop: 2 inputs loop
381 ".inst 0x455e03f7 // saddlb z23.h, z31.b, z30.b\n"
382 ".inst 0x455e07f6 // saddlt z22.h, z31.b, z30.b\n"
383 "ldp x21, x20, [x19, #0x0]\n"
384 "subs x22, x22, #0x1\n"
385 ".inst 0x459741ef // saddwb z15.s, z15.s, z23.h\n"
386 ".inst 0x459745ce // saddwt z14.s, z14.s, z23.h\n"
387 "add x19, x19, #0x10\n"
388 "ld1b { z31.b }, p4/Z, [x21, x26]\n"
389 ".inst 0x459641ad // saddwb z13.s, z13.s, z22.h\n"
390 ".inst 0x4596458c // saddwt z12.s, z12.s, z22.h\n"
391 "ld1b { z30.b }, p4/Z, [x20, x26]\n"
392 "bgt 9b\n"
393 "10:" // Single vector of channels: Loop: 2 inputs tail
394 ".inst 0x455e03f7 // saddlb z23.h, z31.b, z30.b\n"
395 ".inst 0x455e07f6 // saddlt z22.h, z31.b, z30.b\n"
396 ".inst 0x459741ef // saddwb z15.s, z15.s, z23.h\n"
397 ".inst 0x459745ce // saddwt z14.s, z14.s, z23.h\n"
398 ".inst 0x459641ad // saddwb z13.s, z13.s, z22.h\n"
399 ".inst 0x4596458c // saddwt z12.s, z12.s, z22.h\n"
400 "11:" // Single vector of channels: Loop: After loop
401 "ands x20, %x[n_valid_cells], #0x1\n"
402 "beq 13f\n"
403 "12:" // Single vector of channels: Loop: Single input loop
404 "ldr x21, [x19], #0x8\n"
405 "ld1b { z31.b }, p4/Z, [x21, x26]\n"
406 ".inst 0x4508a3f7 // sshllb z23.h, z31.b, #0x0\n"
407 ".inst 0x4508a7f6 // sshllt z22.h, z31.b, #0x0\n"
408 "subs x20, x20, #0x1\n"
409 ".inst 0x459741ef // saddwb z15.s, z15.s, z23.h\n"
410 ".inst 0x459745ce // saddwt z14.s, z14.s, z23.h\n"
411 ".inst 0x459641ad // saddwb z13.s, z13.s, z22.h\n"
412 ".inst 0x4596458c // saddwt z12.s, z12.s, z22.h\n"
413 "bgt 12b\n"
414 "13:" // Single vector of channels: Loop: Single input loop: End
415 "ld1rw { z18.s }, p0/Z, [%x[left_shift]]\n"
416 ".inst 0x4482824f // srshl z15.s, p0/M, z15.s, z18.s\n"
417 ".inst 0x4482824e // srshl z14.s, p0/M, z14.s, z18.s\n"
418 ".inst 0x4482824d // srshl z13.s, p0/M, z13.s, z18.s\n"
419 ".inst 0x4482824c // srshl z12.s, p0/M, z12.s, z18.s\n"
420 "ld1rw { z17.s }, p0/Z, [%x[combined_rescale_value]]\n"
421 ".inst 0x04b175ef // sqrdmulh z15.s, z15.s, z17.s\n"
422 ".inst 0x04b175ce // sqrdmulh z14.s, z14.s, z17.s\n"
423 "ld1rw { z16.s }, p0/Z, [%x[right_shift]]\n"
424 ".inst 0x04b175ad // sqrdmulh z13.s, z13.s, z17.s\n"
425 ".inst 0x04b1758c // sqrdmulh z12.s, z12.s, z17.s\n"
426 "mov z19.s, #0x7f\n"
427 ".inst 0x4482820f // srshl z15.s, p0/M, z15.s, z16.s\n"
428 ".inst 0x4482820e // srshl z14.s, p0/M, z14.s, z16.s\n"
429 ".inst 0x4482820d // srshl z13.s, p0/M, z13.s, z16.s\n"
430 ".inst 0x4482820c // srshl z12.s, p0/M, z12.s, z16.s\n"
431 "not z16.s, p0/M, z19.s\n"
432 "smax z15.s, p0/M, z15.s, z16.s\n"
433 "smax z14.s, p0/M, z14.s, z16.s\n"
434 "smax z13.s, p0/M, z13.s, z16.s\n"
435 "smax z12.s, p0/M, z12.s, z16.s\n"
436 "smin z15.s, p0/M, z15.s, z19.s\n"
437 "smin z14.s, p0/M, z14.s, z19.s\n"
438 "trn1 z23.h, z15.h, z14.h\n"
439 "smin z13.s, p0/M, z13.s, z19.s\n"
440 "smin z12.s, p0/M, z12.s, z19.s\n"
441 "trn1 z16.h, z13.h, z12.h\n"
442 "trn1 z16.b, z23.b, z16.b\n"
443 "st1b { z16.b }, p4, [%x[outptr], x26]\n"
444 "incb x26\n"
445 "whilelt p4.b, x26, %x[n_channels]\n"
446 "b.any 8b\n"
447 "14:" // End
448 ".inst 0xd503467f // SMSTOP\n"
449 :
450 : [combined_rescale_value] "r" (&combined_rescale_value), [inptrs] "r" (inptrs), [left_shift] "r" (&left_shift), [n_channels] "r" (n_channels), [n_valid_cells] "r" (n_valid_cells), [outptr] "r" (outptr), [right_shift] "r" (&right_shift)
451 : "cc", "memory", "p0", "p1", "p2", "p3", "p4", "p5", "p6", "p7", "p8", "p9", "p10", "p11", "p12", "p13", "p14", "p15", "x19", "x20", "x21", "x22", "x23", "x24", "x25", "x26", "z0", "z1", "z2", "z3", "z4", "z5", "z6", "z7", "z8", "z9", "z10", "z11", "z12", "z13", "z14", "z15", "z16", "z17", "z18", "z19", "z20", "z21", "z22", "z23", "z24", "z25", "z26", "z27", "z28", "z29", "z30", "z31"
452 );
453 }
454
455 } // namespace pooling
456 } // namespace arm_conv
457
458 #endif // defined(ARM_COMPUTE_ENABLE_SME)
459