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Imported Debian version 2.4.3~trusty1
[deb_ffmpeg.git] / ffmpeg / libavcodec / mips / sbrdsp_mips.c
CommitLineData
2ba45a60
DM		 1/*
2 * Copyright (c) 2012
3 * MIPS Technologies, Inc., California.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the MIPS Technologies, Inc., nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * Authors: Darko Laus (darko@mips.com)
30 * Djordje Pesut (djordje@mips.com)
31 * Mirjana Vulin (mvulin@mips.com)
32 *
33 * AAC Spectral Band Replication decoding functions optimized for MIPS
34 *
35 * This file is part of FFmpeg.
36 *
37 * FFmpeg is free software; you can redistribute it and/or
38 * modify it under the terms of the GNU Lesser General Public
39 * License as published by the Free Software Foundation; either
40 * version 2.1 of the License, or (at your option) any later version.
41 *
42 * FFmpeg is distributed in the hope that it will be useful,
43 * but WITHOUT ANY WARRANTY; without even the implied warranty of
44 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
45 * Lesser General Public License for more details.
46 *
47 * You should have received a copy of the GNU Lesser General Public
48 * License along with FFmpeg; if not, write to the Free Software
49 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
50 */
51
52/**
53 * @file
54 * Reference: libavcodec/sbrdsp.c
55 */
56
57#include "config.h"
58#include "libavcodec/sbrdsp.h"
59
60#if HAVE_INLINE_ASM
61static void sbr_neg_odd_64_mips(float *x)
62{
63 int Temp1, Temp2, Temp3, Temp4, Temp5;
64 float *x1 = &x[1];
65 float *x_end = x1 + 64;
66
67 /* loop unrolled 4 times */
68 __asm__ volatile (
69 "lui %[Temp5], 0x8000 \n\t"
70 "1: \n\t"
71 "lw %[Temp1], 0(%[x1]) \n\t"
72 "lw %[Temp2], 8(%[x1]) \n\t"
73 "lw %[Temp3], 16(%[x1]) \n\t"
74 "lw %[Temp4], 24(%[x1]) \n\t"
75 "xor %[Temp1], %[Temp1], %[Temp5] \n\t"
76 "xor %[Temp2], %[Temp2], %[Temp5] \n\t"
77 "xor %[Temp3], %[Temp3], %[Temp5] \n\t"
78 "xor %[Temp4], %[Temp4], %[Temp5] \n\t"
79 "sw %[Temp1], 0(%[x1]) \n\t"
80 "sw %[Temp2], 8(%[x1]) \n\t"
81 "sw %[Temp3], 16(%[x1]) \n\t"
82 "sw %[Temp4], 24(%[x1]) \n\t"
83 "addiu %[x1], %[x1], 32 \n\t"
84 "bne %[x1], %[x_end], 1b \n\t"
85
86 : [Temp1]"=&r"(Temp1), [Temp2]"=&r"(Temp2),
87 [Temp3]"=&r"(Temp3), [Temp4]"=&r"(Temp4),
88 [Temp5]"=&r"(Temp5), [x1]"+r"(x1)
89 : [x_end]"r"(x_end)
90 : "memory"
91 );
92}
93
94static void sbr_qmf_pre_shuffle_mips(float *z)
95{
96 int Temp1, Temp2, Temp3, Temp4, Temp5, Temp6;
97 float *z1 = &z[66];
98 float *z2 = &z[59];
99 float *z3 = &z[2];
100 float *z4 = z1 + 60;
101
102 /* loop unrolled 5 times */
103 __asm__ volatile (
104 "lui %[Temp6], 0x8000 \n\t"
105 "1: \n\t"
106 "lw %[Temp1], 0(%[z2]) \n\t"
107 "lw %[Temp2], 4(%[z2]) \n\t"
108 "lw %[Temp3], 8(%[z2]) \n\t"
109 "lw %[Temp4], 12(%[z2]) \n\t"
110 "lw %[Temp5], 16(%[z2]) \n\t"
111 "xor %[Temp1], %[Temp1], %[Temp6] \n\t"
112 "xor %[Temp2], %[Temp2], %[Temp6] \n\t"
113 "xor %[Temp3], %[Temp3], %[Temp6] \n\t"
114 "xor %[Temp4], %[Temp4], %[Temp6] \n\t"
115 "xor %[Temp5], %[Temp5], %[Temp6] \n\t"
116 "addiu %[z2], %[z2], -20 \n\t"
117 "sw %[Temp1], 32(%[z1]) \n\t"
118 "sw %[Temp2], 24(%[z1]) \n\t"
119 "sw %[Temp3], 16(%[z1]) \n\t"
120 "sw %[Temp4], 8(%[z1]) \n\t"
121 "sw %[Temp5], 0(%[z1]) \n\t"
122 "lw %[Temp1], 0(%[z3]) \n\t"
123 "lw %[Temp2], 4(%[z3]) \n\t"
124 "lw %[Temp3], 8(%[z3]) \n\t"
125 "lw %[Temp4], 12(%[z3]) \n\t"
126 "lw %[Temp5], 16(%[z3]) \n\t"
127 "sw %[Temp1], 4(%[z1]) \n\t"
128 "sw %[Temp2], 12(%[z1]) \n\t"
129 "sw %[Temp3], 20(%[z1]) \n\t"
130 "sw %[Temp4], 28(%[z1]) \n\t"
131 "sw %[Temp5], 36(%[z1]) \n\t"
132 "addiu %[z3], %[z3], 20 \n\t"
133 "addiu %[z1], %[z1], 40 \n\t"
134 "bne %[z1], %[z4], 1b \n\t"
135 "lw %[Temp1], 132(%[z]) \n\t"
136 "lw %[Temp2], 128(%[z]) \n\t"
137 "lw %[Temp3], 0(%[z]) \n\t"
138 "lw %[Temp4], 4(%[z]) \n\t"
139 "xor %[Temp1], %[Temp1], %[Temp6] \n\t"
140 "sw %[Temp1], 504(%[z]) \n\t"
141 "sw %[Temp2], 508(%[z]) \n\t"
142 "sw %[Temp3], 256(%[z]) \n\t"
143 "sw %[Temp4], 260(%[z]) \n\t"
144
145 : [Temp1]"=&r"(Temp1), [Temp2]"=&r"(Temp2),
146 [Temp3]"=&r"(Temp3), [Temp4]"=&r"(Temp4),
147 [Temp5]"=&r"(Temp5), [Temp6]"=&r"(Temp6),
148 [z1]"+r"(z1), [z2]"+r"(z2), [z3]"+r"(z3)
149 : [z4]"r"(z4), [z]"r"(z)
150 : "memory"
151 );
152}
153
154static void sbr_qmf_post_shuffle_mips(float W[32][2], const float *z)
155{
156 int Temp1, Temp2, Temp3, Temp4, Temp5;
157 float *W_ptr = (float *)W;
158 float *z1 = (float *)z;
159 float *z2 = (float *)&z[60];
160 float *z_end = z1 + 32;
161
162 /* loop unrolled 4 times */
163 __asm__ volatile (
164 "lui %[Temp5], 0x8000 \n\t"
165 "1: \n\t"
166 "lw %[Temp1], 0(%[z2]) \n\t"
167 "lw %[Temp2], 4(%[z2]) \n\t"
168 "lw %[Temp3], 8(%[z2]) \n\t"
169 "lw %[Temp4], 12(%[z2]) \n\t"
170 "xor %[Temp1], %[Temp1], %[Temp5] \n\t"
171 "xor %[Temp2], %[Temp2], %[Temp5] \n\t"
172 "xor %[Temp3], %[Temp3], %[Temp5] \n\t"
173 "xor %[Temp4], %[Temp4], %[Temp5] \n\t"
174 "addiu %[z2], %[z2], -16 \n\t"
175 "sw %[Temp1], 24(%[W_ptr]) \n\t"
176 "sw %[Temp2], 16(%[W_ptr]) \n\t"
177 "sw %[Temp3], 8(%[W_ptr]) \n\t"
178 "sw %[Temp4], 0(%[W_ptr]) \n\t"
179 "lw %[Temp1], 0(%[z1]) \n\t"
180 "lw %[Temp2], 4(%[z1]) \n\t"
181 "lw %[Temp3], 8(%[z1]) \n\t"
182 "lw %[Temp4], 12(%[z1]) \n\t"
183 "sw %[Temp1], 4(%[W_ptr]) \n\t"
184 "sw %[Temp2], 12(%[W_ptr]) \n\t"
185 "sw %[Temp3], 20(%[W_ptr]) \n\t"
186 "sw %[Temp4], 28(%[W_ptr]) \n\t"
187 "addiu %[z1], %[z1], 16 \n\t"
188 "addiu %[W_ptr], %[W_ptr], 32 \n\t"
189 "bne %[z1], %[z_end], 1b \n\t"
190
191 : [Temp1]"=&r"(Temp1), [Temp2]"=&r"(Temp2),
192 [Temp3]"=&r"(Temp3), [Temp4]"=&r"(Temp4),
193 [Temp5]"=&r"(Temp5), [z1]"+r"(z1),
194 [z2]"+r"(z2), [W_ptr]"+r"(W_ptr)
195 : [z_end]"r"(z_end)
196 : "memory"
197 );
198}
199
200#if HAVE_MIPSFPU
201static void sbr_sum64x5_mips(float *z)
202{
203 int k;
204 float *z1;
205 float f1, f2, f3, f4, f5, f6, f7, f8;
206 for (k = 0; k < 64; k += 8) {
207
208 z1 = &z[k];
209
210 /* loop unrolled 8 times */
211 __asm__ volatile (
212 "lwc1 $f0, 0(%[z1]) \n\t"
213 "lwc1 $f1, 256(%[z1]) \n\t"
214 "lwc1 $f2, 4(%[z1]) \n\t"
215 "lwc1 $f3, 260(%[z1]) \n\t"
216 "lwc1 $f4, 8(%[z1]) \n\t"
217 "add.s %[f1], $f0, $f1 \n\t"
218 "lwc1 $f5, 264(%[z1]) \n\t"
219 "add.s %[f2], $f2, $f3 \n\t"
220 "lwc1 $f6, 12(%[z1]) \n\t"
221 "lwc1 $f7, 268(%[z1]) \n\t"
222 "add.s %[f3], $f4, $f5 \n\t"
223 "lwc1 $f8, 16(%[z1]) \n\t"
224 "lwc1 $f9, 272(%[z1]) \n\t"
225 "add.s %[f4], $f6, $f7 \n\t"
226 "lwc1 $f10, 20(%[z1]) \n\t"
227 "lwc1 $f11, 276(%[z1]) \n\t"
228 "add.s %[f5], $f8, $f9 \n\t"
229 "lwc1 $f12, 24(%[z1]) \n\t"
230 "lwc1 $f13, 280(%[z1]) \n\t"
231 "add.s %[f6], $f10, $f11 \n\t"
232 "lwc1 $f14, 28(%[z1]) \n\t"
233 "lwc1 $f15, 284(%[z1]) \n\t"
234 "add.s %[f7], $f12, $f13 \n\t"
235 "lwc1 $f0, 512(%[z1]) \n\t"
236 "lwc1 $f1, 516(%[z1]) \n\t"
237 "add.s %[f8], $f14, $f15 \n\t"
238 "lwc1 $f2, 520(%[z1]) \n\t"
239 "add.s %[f1], %[f1], $f0 \n\t"
240 "add.s %[f2], %[f2], $f1 \n\t"
241 "lwc1 $f3, 524(%[z1]) \n\t"
242 "add.s %[f3], %[f3], $f2 \n\t"
243 "lwc1 $f4, 528(%[z1]) \n\t"
244 "lwc1 $f5, 532(%[z1]) \n\t"
245 "add.s %[f4], %[f4], $f3 \n\t"
246 "lwc1 $f6, 536(%[z1]) \n\t"
247 "add.s %[f5], %[f5], $f4 \n\t"
248 "add.s %[f6], %[f6], $f5 \n\t"
249 "lwc1 $f7, 540(%[z1]) \n\t"
250 "add.s %[f7], %[f7], $f6 \n\t"
251 "lwc1 $f0, 768(%[z1]) \n\t"
252 "lwc1 $f1, 772(%[z1]) \n\t"
253 "add.s %[f8], %[f8], $f7 \n\t"
254 "lwc1 $f2, 776(%[z1]) \n\t"
255 "add.s %[f1], %[f1], $f0 \n\t"
256 "add.s %[f2], %[f2], $f1 \n\t"
257 "lwc1 $f3, 780(%[z1]) \n\t"
258 "add.s %[f3], %[f3], $f2 \n\t"
259 "lwc1 $f4, 784(%[z1]) \n\t"
260 "lwc1 $f5, 788(%[z1]) \n\t"
261 "add.s %[f4], %[f4], $f3 \n\t"
262 "lwc1 $f6, 792(%[z1]) \n\t"
263 "add.s %[f5], %[f5], $f4 \n\t"
264 "add.s %[f6], %[f6], $f5 \n\t"
265 "lwc1 $f7, 796(%[z1]) \n\t"
266 "add.s %[f7], %[f7], $f6 \n\t"
267 "lwc1 $f0, 1024(%[z1]) \n\t"
268 "lwc1 $f1, 1028(%[z1]) \n\t"
269 "add.s %[f8], %[f8], $f7 \n\t"
270 "lwc1 $f2, 1032(%[z1]) \n\t"
271 "add.s %[f1], %[f1], $f0 \n\t"
272 "add.s %[f2], %[f2], $f1 \n\t"
273 "lwc1 $f3, 1036(%[z1]) \n\t"
274 "add.s %[f3], %[f3], $f2 \n\t"
275 "lwc1 $f4, 1040(%[z1]) \n\t"
276 "lwc1 $f5, 1044(%[z1]) \n\t"
277 "add.s %[f4], %[f4], $f3 \n\t"
278 "lwc1 $f6, 1048(%[z1]) \n\t"
279 "add.s %[f5], %[f5], $f4 \n\t"
280 "add.s %[f6], %[f6], $f5 \n\t"
281 "lwc1 $f7, 1052(%[z1]) \n\t"
282 "add.s %[f7], %[f7], $f6 \n\t"
283 "swc1 %[f1], 0(%[z1]) \n\t"
284 "swc1 %[f2], 4(%[z1]) \n\t"
285 "add.s %[f8], %[f8], $f7 \n\t"
286 "swc1 %[f3], 8(%[z1]) \n\t"
287 "swc1 %[f4], 12(%[z1]) \n\t"
288 "swc1 %[f5], 16(%[z1]) \n\t"
289 "swc1 %[f6], 20(%[z1]) \n\t"
290 "swc1 %[f7], 24(%[z1]) \n\t"
291 "swc1 %[f8], 28(%[z1]) \n\t"
292
293 : [f1]"=&f"(f1), [f2]"=&f"(f2), [f3]"=&f"(f3),
294 [f4]"=&f"(f4), [f5]"=&f"(f5), [f6]"=&f"(f6),
295 [f7]"=&f"(f7), [f8]"=&f"(f8)
296 : [z1]"r"(z1)
297 : "$f0", "$f1", "$f2", "$f3", "$f4", "$f5",
298 "$f6", "$f7", "$f8", "$f9", "$f10", "$f11",
299 "$f12", "$f13", "$f14", "$f15",
300 "memory"
301 );
302 }
303}
304
305static float sbr_sum_square_mips(float (*x)[2], int n)
306{
307 float sum0 = 0.0f, sum1 = 0.0f;
308 float *p_x;
309 float temp0, temp1, temp2, temp3;
310 float *loop_end;
311 p_x = &x[0][0];
312 loop_end = p_x + (n >> 1)*4 - 4;
313
314 __asm__ volatile (
315 ".set push \n\t"
316 ".set noreorder \n\t"
317 "lwc1 %[temp0], 0(%[p_x]) \n\t"
318 "lwc1 %[temp1], 4(%[p_x]) \n\t"
319 "lwc1 %[temp2], 8(%[p_x]) \n\t"
320 "lwc1 %[temp3], 12(%[p_x]) \n\t"
321 "1: \n\t"
322 "addiu %[p_x], %[p_x], 16 \n\t"
323 "madd.s %[sum0], %[sum0], %[temp0], %[temp0] \n\t"
324 "lwc1 %[temp0], 0(%[p_x]) \n\t"
325 "madd.s %[sum1], %[sum1], %[temp1], %[temp1] \n\t"
326 "lwc1 %[temp1], 4(%[p_x]) \n\t"
327 "madd.s %[sum0], %[sum0], %[temp2], %[temp2] \n\t"
328 "lwc1 %[temp2], 8(%[p_x]) \n\t"
329 "madd.s %[sum1], %[sum1], %[temp3], %[temp3] \n\t"
330 "bne %[p_x], %[loop_end], 1b \n\t"
331 " lwc1 %[temp3], 12(%[p_x]) \n\t"
332 "madd.s %[sum0], %[sum0], %[temp0], %[temp0] \n\t"
333 "madd.s %[sum1], %[sum1], %[temp1], %[temp1] \n\t"
334 "madd.s %[sum0], %[sum0], %[temp2], %[temp2] \n\t"
335 "madd.s %[sum1], %[sum1], %[temp3], %[temp3] \n\t"
336 ".set pop \n\t"
337
338 : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
339 [temp3]"=&f"(temp3), [sum0]"+f"(sum0), [sum1]"+f"(sum1),
340 [p_x]"+r"(p_x)
341 : [loop_end]"r"(loop_end)
342 : "memory"
343 );
344 return sum0 + sum1;
345}
346
347static void sbr_qmf_deint_bfly_mips(float *v, const float *src0, const float *src1)
348{
349 int i;
350 float temp0, temp1, temp2, temp3, temp4, temp5;
351 float temp6, temp7, temp8, temp9, temp10, temp11;
352 float *v0 = v;
353 float *v1 = &v[127];
354 float *psrc0 = (float*)src0;
355 float *psrc1 = (float*)&src1[63];
356
357 for (i = 0; i < 4; i++) {
358
359 /* loop unrolled 16 times */
360 __asm__ volatile(
361 "lwc1 %[temp0], 0(%[src0]) \n\t"
362 "lwc1 %[temp1], 0(%[src1]) \n\t"
363 "lwc1 %[temp3], 4(%[src0]) \n\t"
364 "lwc1 %[temp4], -4(%[src1]) \n\t"
365 "lwc1 %[temp6], 8(%[src0]) \n\t"
366 "lwc1 %[temp7], -8(%[src1]) \n\t"
367 "lwc1 %[temp9], 12(%[src0]) \n\t"
368 "lwc1 %[temp10], -12(%[src1]) \n\t"
369 "add.s %[temp2], %[temp0], %[temp1] \n\t"
370 "add.s %[temp5], %[temp3], %[temp4] \n\t"
371 "add.s %[temp8], %[temp6], %[temp7] \n\t"
372 "add.s %[temp11], %[temp9], %[temp10] \n\t"
373 "sub.s %[temp0], %[temp0], %[temp1] \n\t"
374 "sub.s %[temp3], %[temp3], %[temp4] \n\t"
375 "sub.s %[temp6], %[temp6], %[temp7] \n\t"
376 "sub.s %[temp9], %[temp9], %[temp10] \n\t"
377 "swc1 %[temp2], 0(%[v1]) \n\t"
378 "swc1 %[temp0], 0(%[v0]) \n\t"
379 "swc1 %[temp5], -4(%[v1]) \n\t"
380 "swc1 %[temp3], 4(%[v0]) \n\t"
381 "swc1 %[temp8], -8(%[v1]) \n\t"
382 "swc1 %[temp6], 8(%[v0]) \n\t"
383 "swc1 %[temp11], -12(%[v1]) \n\t"
384 "swc1 %[temp9], 12(%[v0]) \n\t"
385 "lwc1 %[temp0], 16(%[src0]) \n\t"
386 "lwc1 %[temp1], -16(%[src1]) \n\t"
387 "lwc1 %[temp3], 20(%[src0]) \n\t"
388 "lwc1 %[temp4], -20(%[src1]) \n\t"
389 "lwc1 %[temp6], 24(%[src0]) \n\t"
390 "lwc1 %[temp7], -24(%[src1]) \n\t"
391 "lwc1 %[temp9], 28(%[src0]) \n\t"
392 "lwc1 %[temp10], -28(%[src1]) \n\t"
393 "add.s %[temp2], %[temp0], %[temp1] \n\t"
394 "add.s %[temp5], %[temp3], %[temp4] \n\t"
395 "add.s %[temp8], %[temp6], %[temp7] \n\t"
396 "add.s %[temp11], %[temp9], %[temp10] \n\t"
397 "sub.s %[temp0], %[temp0], %[temp1] \n\t"
398 "sub.s %[temp3], %[temp3], %[temp4] \n\t"
399 "sub.s %[temp6], %[temp6], %[temp7] \n\t"
400 "sub.s %[temp9], %[temp9], %[temp10] \n\t"
401 "swc1 %[temp2], -16(%[v1]) \n\t"
402 "swc1 %[temp0], 16(%[v0]) \n\t"
403 "swc1 %[temp5], -20(%[v1]) \n\t"
404 "swc1 %[temp3], 20(%[v0]) \n\t"
405 "swc1 %[temp8], -24(%[v1]) \n\t"
406 "swc1 %[temp6], 24(%[v0]) \n\t"
407 "swc1 %[temp11], -28(%[v1]) \n\t"
408 "swc1 %[temp9], 28(%[v0]) \n\t"
409 "lwc1 %[temp0], 32(%[src0]) \n\t"
410 "lwc1 %[temp1], -32(%[src1]) \n\t"
411 "lwc1 %[temp3], 36(%[src0]) \n\t"
412 "lwc1 %[temp4], -36(%[src1]) \n\t"
413 "lwc1 %[temp6], 40(%[src0]) \n\t"
414 "lwc1 %[temp7], -40(%[src1]) \n\t"
415 "lwc1 %[temp9], 44(%[src0]) \n\t"
416 "lwc1 %[temp10], -44(%[src1]) \n\t"
417 "add.s %[temp2], %[temp0], %[temp1] \n\t"
418 "add.s %[temp5], %[temp3], %[temp4] \n\t"
419 "add.s %[temp8], %[temp6], %[temp7] \n\t"
420 "add.s %[temp11], %[temp9], %[temp10] \n\t"
421 "sub.s %[temp0], %[temp0], %[temp1] \n\t"
422 "sub.s %[temp3], %[temp3], %[temp4] \n\t"
423 "sub.s %[temp6], %[temp6], %[temp7] \n\t"
424 "sub.s %[temp9], %[temp9], %[temp10] \n\t"
425 "swc1 %[temp2], -32(%[v1]) \n\t"
426 "swc1 %[temp0], 32(%[v0]) \n\t"
427 "swc1 %[temp5], -36(%[v1]) \n\t"
428 "swc1 %[temp3], 36(%[v0]) \n\t"
429 "swc1 %[temp8], -40(%[v1]) \n\t"
430 "swc1 %[temp6], 40(%[v0]) \n\t"
431 "swc1 %[temp11], -44(%[v1]) \n\t"
432 "swc1 %[temp9], 44(%[v0]) \n\t"
433 "lwc1 %[temp0], 48(%[src0]) \n\t"
434 "lwc1 %[temp1], -48(%[src1]) \n\t"
435 "lwc1 %[temp3], 52(%[src0]) \n\t"
436 "lwc1 %[temp4], -52(%[src1]) \n\t"
437 "lwc1 %[temp6], 56(%[src0]) \n\t"
438 "lwc1 %[temp7], -56(%[src1]) \n\t"
439 "lwc1 %[temp9], 60(%[src0]) \n\t"
440 "lwc1 %[temp10], -60(%[src1]) \n\t"
441 "add.s %[temp2], %[temp0], %[temp1] \n\t"
442 "add.s %[temp5], %[temp3], %[temp4] \n\t"
443 "add.s %[temp8], %[temp6], %[temp7] \n\t"
444 "add.s %[temp11], %[temp9], %[temp10] \n\t"
445 "sub.s %[temp0], %[temp0], %[temp1] \n\t"
446 "sub.s %[temp3], %[temp3], %[temp4] \n\t"
447 "sub.s %[temp6], %[temp6], %[temp7] \n\t"
448 "sub.s %[temp9], %[temp9], %[temp10] \n\t"
449 "swc1 %[temp2], -48(%[v1]) \n\t"
450 "swc1 %[temp0], 48(%[v0]) \n\t"
451 "swc1 %[temp5], -52(%[v1]) \n\t"
452 "swc1 %[temp3], 52(%[v0]) \n\t"
453 "swc1 %[temp8], -56(%[v1]) \n\t"
454 "swc1 %[temp6], 56(%[v0]) \n\t"
455 "swc1 %[temp11], -60(%[v1]) \n\t"
456 "swc1 %[temp9], 60(%[v0]) \n\t"
457 "addiu %[src0], %[src0], 64 \n\t"
458 "addiu %[src1], %[src1], -64 \n\t"
459 "addiu %[v0], %[v0], 64 \n\t"
460 "addiu %[v1], %[v1], -64 \n\t"
461
462 : [v0]"+r"(v0), [v1]"+r"(v1), [src0]"+r"(psrc0), [src1]"+r"(psrc1),
463 [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
464 [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5),
465 [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), [temp8]"=&f"(temp8),
466 [temp9]"=&f"(temp9), [temp10]"=&f"(temp10), [temp11]"=&f"(temp11)
467 :
468 :"memory"
469 );
470 }
471}
472
473static void sbr_autocorrelate_mips(const float x[40][2], float phi[3][2][2])
474{
475 int i;
476 float real_sum_0 = 0.0f;
477 float real_sum_1 = 0.0f;
478 float real_sum_2 = 0.0f;
479 float imag_sum_1 = 0.0f;
480 float imag_sum_2 = 0.0f;
481 float *p_x, *p_phi;
482 float temp0, temp1, temp2, temp3, temp4, temp5, temp6;
483 float temp7, temp_r, temp_r1, temp_r2, temp_r3, temp_r4;
484 p_x = (float*)&x[0][0];
485 p_phi = &phi[0][0][0];
486
487 __asm__ volatile (
488 "lwc1 %[temp0], 8(%[p_x]) \n\t"
489 "lwc1 %[temp1], 12(%[p_x]) \n\t"
490 "lwc1 %[temp2], 16(%[p_x]) \n\t"
491 "lwc1 %[temp3], 20(%[p_x]) \n\t"
492 "lwc1 %[temp4], 24(%[p_x]) \n\t"
493 "lwc1 %[temp5], 28(%[p_x]) \n\t"
494 "mul.s %[temp_r], %[temp1], %[temp1] \n\t"
495 "mul.s %[temp_r1], %[temp1], %[temp3] \n\t"
496 "mul.s %[temp_r2], %[temp1], %[temp2] \n\t"
497 "mul.s %[temp_r3], %[temp1], %[temp5] \n\t"
498 "mul.s %[temp_r4], %[temp1], %[temp4] \n\t"
499 "madd.s %[temp_r], %[temp_r], %[temp0], %[temp0] \n\t"
500 "madd.s %[temp_r1], %[temp_r1], %[temp0], %[temp2] \n\t"
501 "msub.s %[temp_r2], %[temp_r2], %[temp0], %[temp3] \n\t"
502 "madd.s %[temp_r3], %[temp_r3], %[temp0], %[temp4] \n\t"
503 "msub.s %[temp_r4], %[temp_r4], %[temp0], %[temp5] \n\t"
504 "add.s %[real_sum_0], %[real_sum_0], %[temp_r] \n\t"
505 "add.s %[real_sum_1], %[real_sum_1], %[temp_r1] \n\t"
506 "add.s %[imag_sum_1], %[imag_sum_1], %[temp_r2] \n\t"
507 "add.s %[real_sum_2], %[real_sum_2], %[temp_r3] \n\t"
508 "add.s %[imag_sum_2], %[imag_sum_2], %[temp_r4] \n\t"
509 "addiu %[p_x], %[p_x], 8 \n\t"
510
511 : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
512 [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5),
513 [real_sum_0]"+f"(real_sum_0), [real_sum_1]"+f"(real_sum_1),
514 [imag_sum_1]"+f"(imag_sum_1), [real_sum_2]"+f"(real_sum_2),
515 [temp_r]"=&f"(temp_r), [temp_r1]"=&f"(temp_r1), [temp_r2]"=&f"(temp_r2),
516 [temp_r3]"=&f"(temp_r3), [temp_r4]"=&f"(temp_r4),
517 [p_x]"+r"(p_x), [imag_sum_2]"+f"(imag_sum_2)
518 :
519 : "memory"
520 );
521
522 for (i = 0; i < 12; i++) {
523 __asm__ volatile (
524 "lwc1 %[temp0], 8(%[p_x]) \n\t"
525 "lwc1 %[temp1], 12(%[p_x]) \n\t"
526 "lwc1 %[temp2], 16(%[p_x]) \n\t"
527 "lwc1 %[temp3], 20(%[p_x]) \n\t"
528 "lwc1 %[temp4], 24(%[p_x]) \n\t"
529 "lwc1 %[temp5], 28(%[p_x]) \n\t"
530 "mul.s %[temp_r], %[temp1], %[temp1] \n\t"
531 "mul.s %[temp_r1], %[temp1], %[temp3] \n\t"
532 "mul.s %[temp_r2], %[temp1], %[temp2] \n\t"
533 "mul.s %[temp_r3], %[temp1], %[temp5] \n\t"
534 "mul.s %[temp_r4], %[temp1], %[temp4] \n\t"
535 "madd.s %[temp_r], %[temp_r], %[temp0], %[temp0] \n\t"
536 "madd.s %[temp_r1], %[temp_r1], %[temp0], %[temp2] \n\t"
537 "msub.s %[temp_r2], %[temp_r2], %[temp0], %[temp3] \n\t"
538 "madd.s %[temp_r3], %[temp_r3], %[temp0], %[temp4] \n\t"
539 "msub.s %[temp_r4], %[temp_r4], %[temp0], %[temp5] \n\t"
540 "add.s %[real_sum_0], %[real_sum_0], %[temp_r] \n\t"
541 "add.s %[real_sum_1], %[real_sum_1], %[temp_r1] \n\t"
542 "add.s %[imag_sum_1], %[imag_sum_1], %[temp_r2] \n\t"
543 "add.s %[real_sum_2], %[real_sum_2], %[temp_r3] \n\t"
544 "add.s %[imag_sum_2], %[imag_sum_2], %[temp_r4] \n\t"
545 "lwc1 %[temp0], 32(%[p_x]) \n\t"
546 "lwc1 %[temp1], 36(%[p_x]) \n\t"
547 "mul.s %[temp_r], %[temp3], %[temp3] \n\t"
548 "mul.s %[temp_r1], %[temp3], %[temp5] \n\t"
549 "mul.s %[temp_r2], %[temp3], %[temp4] \n\t"
550 "mul.s %[temp_r3], %[temp3], %[temp1] \n\t"
551 "mul.s %[temp_r4], %[temp3], %[temp0] \n\t"
552 "madd.s %[temp_r], %[temp_r], %[temp2], %[temp2] \n\t"
553 "madd.s %[temp_r1], %[temp_r1], %[temp2], %[temp4] \n\t"
554 "msub.s %[temp_r2], %[temp_r2], %[temp2], %[temp5] \n\t"
555 "madd.s %[temp_r3], %[temp_r3], %[temp2], %[temp0] \n\t"
556 "msub.s %[temp_r4], %[temp_r4], %[temp2], %[temp1] \n\t"
557 "add.s %[real_sum_0], %[real_sum_0], %[temp_r] \n\t"
558 "add.s %[real_sum_1], %[real_sum_1], %[temp_r1] \n\t"
559 "add.s %[imag_sum_1], %[imag_sum_1], %[temp_r2] \n\t"
560 "add.s %[real_sum_2], %[real_sum_2], %[temp_r3] \n\t"
561 "add.s %[imag_sum_2], %[imag_sum_2], %[temp_r4] \n\t"
562 "lwc1 %[temp2], 40(%[p_x]) \n\t"
563 "lwc1 %[temp3], 44(%[p_x]) \n\t"
564 "mul.s %[temp_r], %[temp5], %[temp5] \n\t"
565 "mul.s %[temp_r1], %[temp5], %[temp1] \n\t"
566 "mul.s %[temp_r2], %[temp5], %[temp0] \n\t"
567 "mul.s %[temp_r3], %[temp5], %[temp3] \n\t"
568 "mul.s %[temp_r4], %[temp5], %[temp2] \n\t"
569 "madd.s %[temp_r], %[temp_r], %[temp4], %[temp4] \n\t"
570 "madd.s %[temp_r1], %[temp_r1], %[temp4], %[temp0] \n\t"
571 "msub.s %[temp_r2], %[temp_r2], %[temp4], %[temp1] \n\t"
572 "madd.s %[temp_r3], %[temp_r3], %[temp4], %[temp2] \n\t"
573 "msub.s %[temp_r4], %[temp_r4], %[temp4], %[temp3] \n\t"
574 "add.s %[real_sum_0], %[real_sum_0], %[temp_r] \n\t"
575 "add.s %[real_sum_1], %[real_sum_1], %[temp_r1] \n\t"
576 "add.s %[imag_sum_1], %[imag_sum_1], %[temp_r2] \n\t"
577 "add.s %[real_sum_2], %[real_sum_2], %[temp_r3] \n\t"
578 "add.s %[imag_sum_2], %[imag_sum_2], %[temp_r4] \n\t"
579 "addiu %[p_x], %[p_x], 24 \n\t"
580
581 : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
582 [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5),
583 [real_sum_0]"+f"(real_sum_0), [real_sum_1]"+f"(real_sum_1),
584 [imag_sum_1]"+f"(imag_sum_1), [real_sum_2]"+f"(real_sum_2),
585 [temp_r]"=&f"(temp_r), [temp_r1]"=&f"(temp_r1),
586 [temp_r2]"=&f"(temp_r2), [temp_r3]"=&f"(temp_r3),
587 [temp_r4]"=&f"(temp_r4), [p_x]"+r"(p_x),
588 [imag_sum_2]"+f"(imag_sum_2)
589 :
590 : "memory"
591 );
592 }
593 __asm__ volatile (
594 "lwc1 %[temp0], -296(%[p_x]) \n\t"
595 "lwc1 %[temp1], -292(%[p_x]) \n\t"
596 "lwc1 %[temp2], 8(%[p_x]) \n\t"
597 "lwc1 %[temp3], 12(%[p_x]) \n\t"
598 "lwc1 %[temp4], -288(%[p_x]) \n\t"
599 "lwc1 %[temp5], -284(%[p_x]) \n\t"
600 "lwc1 %[temp6], -280(%[p_x]) \n\t"
601 "lwc1 %[temp7], -276(%[p_x]) \n\t"
602 "madd.s %[temp_r], %[real_sum_0], %[temp0], %[temp0] \n\t"
603 "madd.s %[temp_r1], %[real_sum_0], %[temp2], %[temp2] \n\t"
604 "madd.s %[temp_r2], %[real_sum_1], %[temp0], %[temp4] \n\t"
605 "madd.s %[temp_r3], %[imag_sum_1], %[temp0], %[temp5] \n\t"
606 "madd.s %[temp_r], %[temp_r], %[temp1], %[temp1] \n\t"
607 "madd.s %[temp_r1], %[temp_r1], %[temp3], %[temp3] \n\t"
608 "madd.s %[temp_r2], %[temp_r2], %[temp1], %[temp5] \n\t"
609 "nmsub.s %[temp_r3], %[temp_r3], %[temp1], %[temp4] \n\t"
610 "lwc1 %[temp4], 16(%[p_x]) \n\t"
611 "lwc1 %[temp5], 20(%[p_x]) \n\t"
612 "swc1 %[temp_r], 40(%[p_phi]) \n\t"
613 "swc1 %[temp_r1], 16(%[p_phi]) \n\t"
614 "swc1 %[temp_r2], 24(%[p_phi]) \n\t"
615 "swc1 %[temp_r3], 28(%[p_phi]) \n\t"
616 "madd.s %[temp_r], %[real_sum_1], %[temp2], %[temp4] \n\t"
617 "madd.s %[temp_r1], %[imag_sum_1], %[temp2], %[temp5] \n\t"
618 "madd.s %[temp_r2], %[real_sum_2], %[temp0], %[temp6] \n\t"
619 "madd.s %[temp_r3], %[imag_sum_2], %[temp0], %[temp7] \n\t"
620 "madd.s %[temp_r], %[temp_r], %[temp3], %[temp5] \n\t"
621 "nmsub.s %[temp_r1], %[temp_r1], %[temp3], %[temp4] \n\t"
622 "madd.s %[temp_r2], %[temp_r2], %[temp1], %[temp7] \n\t"
623 "nmsub.s %[temp_r3], %[temp_r3], %[temp1], %[temp6] \n\t"
624 "swc1 %[temp_r], 0(%[p_phi]) \n\t"
625 "swc1 %[temp_r1], 4(%[p_phi]) \n\t"
626 "swc1 %[temp_r2], 8(%[p_phi]) \n\t"
627 "swc1 %[temp_r3], 12(%[p_phi]) \n\t"
628
629 : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
630 [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5),
631 [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), [temp_r]"=&f"(temp_r),
632 [real_sum_0]"+f"(real_sum_0), [real_sum_1]"+f"(real_sum_1),
633 [real_sum_2]"+f"(real_sum_2), [imag_sum_1]"+f"(imag_sum_1),
634 [temp_r2]"=&f"(temp_r2), [temp_r3]"=&f"(temp_r3),
635 [temp_r1]"=&f"(temp_r1), [p_phi]"+r"(p_phi),
636 [imag_sum_2]"+f"(imag_sum_2)
637 : [p_x]"r"(p_x)
638 : "memory"
639 );
640}
641
642static void sbr_hf_gen_mips(float (*X_high)[2], const float (*X_low)[2],
643 const float alpha0[2], const float alpha1[2],
644 float bw, int start, int end)
645{
646 float alpha[4];
647 int i;
648 float *p_x_low = (float*)&X_low[0][0] + 2*start;
649 float *p_x_high = &X_high[0][0] + 2*start;
650 float temp0, temp1, temp2, temp3, temp4, temp5, temp6;
651 float temp7, temp8, temp9, temp10, temp11, temp12;
652
653 alpha[0] = alpha1[0] * bw * bw;
654 alpha[1] = alpha1[1] * bw * bw;
655 alpha[2] = alpha0[0] * bw;
656 alpha[3] = alpha0[1] * bw;
657
658 for (i = start; i < end; i++) {
659 __asm__ volatile (
660 "lwc1 %[temp0], -16(%[p_x_low]) \n\t"
661 "lwc1 %[temp1], -12(%[p_x_low]) \n\t"
662 "lwc1 %[temp2], -8(%[p_x_low]) \n\t"
663 "lwc1 %[temp3], -4(%[p_x_low]) \n\t"
664 "lwc1 %[temp5], 0(%[p_x_low]) \n\t"
665 "lwc1 %[temp6], 4(%[p_x_low]) \n\t"
666 "lwc1 %[temp7], 0(%[alpha]) \n\t"
667 "lwc1 %[temp8], 4(%[alpha]) \n\t"
668 "lwc1 %[temp9], 8(%[alpha]) \n\t"
669 "lwc1 %[temp10], 12(%[alpha]) \n\t"
670 "addiu %[p_x_high], %[p_x_high], 8 \n\t"
671 "addiu %[p_x_low], %[p_x_low], 8 \n\t"
672 "mul.s %[temp11], %[temp1], %[temp8] \n\t"
673 "msub.s %[temp11], %[temp11], %[temp0], %[temp7] \n\t"
674 "madd.s %[temp11], %[temp11], %[temp2], %[temp9] \n\t"
675 "nmsub.s %[temp11], %[temp11], %[temp3], %[temp10] \n\t"
676 "add.s %[temp11], %[temp11], %[temp5] \n\t"
677 "swc1 %[temp11], -8(%[p_x_high]) \n\t"
678 "mul.s %[temp12], %[temp1], %[temp7] \n\t"
679 "madd.s %[temp12], %[temp12], %[temp0], %[temp8] \n\t"
680 "madd.s %[temp12], %[temp12], %[temp3], %[temp9] \n\t"
681 "madd.s %[temp12], %[temp12], %[temp2], %[temp10] \n\t"
682 "add.s %[temp12], %[temp12], %[temp6] \n\t"
683 "swc1 %[temp12], -4(%[p_x_high]) \n\t"
684
685 : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
686 [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5),
687 [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), [temp8]"=&f"(temp8),
688 [temp9]"=&f"(temp9), [temp10]"=&f"(temp10), [temp11]"=&f"(temp11),
689 [temp12]"=&f"(temp12), [p_x_high]"+r"(p_x_high),
690 [p_x_low]"+r"(p_x_low)
691 : [alpha]"r"(alpha)
692 : "memory"
693 );
694 }
695}
696
697static void sbr_hf_g_filt_mips(float (*Y)[2], const float (*X_high)[40][2],
698 const float *g_filt, int m_max, intptr_t ixh)
699{
700 float *p_y, *p_x, *p_g;
701 float temp0, temp1, temp2;
702 int loop_end;
703
704 p_g = (float*)&g_filt[0];
705 p_y = &Y[0][0];
706 p_x = (float*)&X_high[0][ixh][0];
707 loop_end = (int)((int*)p_g + m_max);
708
709 __asm__ volatile(
710 ".set push \n\t"
711 ".set noreorder \n\t"
712 "1: \n\t"
713 "lwc1 %[temp0], 0(%[p_g]) \n\t"
714 "lwc1 %[temp1], 0(%[p_x]) \n\t"
715 "lwc1 %[temp2], 4(%[p_x]) \n\t"
716 "mul.s %[temp1], %[temp1], %[temp0] \n\t"
717 "mul.s %[temp2], %[temp2], %[temp0] \n\t"
718 "addiu %[p_g], %[p_g], 4 \n\t"
719 "addiu %[p_x], %[p_x], 320 \n\t"
720 "swc1 %[temp1], 0(%[p_y]) \n\t"
721 "swc1 %[temp2], 4(%[p_y]) \n\t"
722 "bne %[p_g], %[loop_end], 1b \n\t"
723 " addiu %[p_y], %[p_y], 8 \n\t"
724 ".set pop \n\t"
725
726 : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1),
727 [temp2]"=&f"(temp2), [p_x]"+r"(p_x),
728 [p_y]"+r"(p_y), [p_g]"+r"(p_g)
729 : [loop_end]"r"(loop_end)
730 : "memory"
731 );
732}
733
734static void sbr_hf_apply_noise_0_mips(float (*Y)[2], const float *s_m,
735 const float *q_filt, int noise,
736 int kx, int m_max)
737{
738 int m;
739
740 for (m = 0; m < m_max; m++){
741
742 float *Y1=&Y[m][0];
743 float *ff_table;
744 float y0,y1, temp1, temp2, temp4, temp5;
745 int temp0, temp3;
746 const float *s_m1=&s_m[m];
747 const float *q_filt1= &q_filt[m];
748
749 __asm__ volatile(
750 "lwc1 %[y0], 0(%[Y1]) \n\t"
751 "lwc1 %[temp1], 0(%[s_m1]) \n\t"
752 "addiu %[noise], %[noise], 1 \n\t"
753 "andi %[noise], %[noise], 0x1ff \n\t"
754 "sll %[temp0], %[noise], 3 \n\t"
755 "addu %[ff_table], %[ff_sbr_noise_table], %[temp0] \n\t"
756 "add.s %[y0], %[y0], %[temp1] \n\t"
757 "mfc1 %[temp3], %[temp1] \n\t"
758 "bne %[temp3], $0, 1f \n\t"
759 "lwc1 %[y1], 4(%[Y1]) \n\t"
760 "lwc1 %[temp2], 0(%[q_filt1]) \n\t"
761 "lwc1 %[temp4], 0(%[ff_table]) \n\t"
762 "lwc1 %[temp5], 4(%[ff_table]) \n\t"
763 "madd.s %[y0], %[y0], %[temp2], %[temp4] \n\t"
764 "madd.s %[y1], %[y1], %[temp2], %[temp5] \n\t"
765 "swc1 %[y1], 4(%[Y1]) \n\t"
766 "1: \n\t"
767 "swc1 %[y0], 0(%[Y1]) \n\t"
768
769 : [ff_table]"=&r"(ff_table), [y0]"=&f"(y0), [y1]"=&f"(y1),
770 [temp0]"=&r"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
771 [temp3]"=&r"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5)
772 : [ff_sbr_noise_table]"r"(ff_sbr_noise_table), [noise]"r"(noise),
773 [Y1]"r"(Y1), [s_m1]"r"(s_m1), [q_filt1]"r"(q_filt1)
774 : "memory"
775 );
776 }
777}
778
779static void sbr_hf_apply_noise_1_mips(float (*Y)[2], const float *s_m,
780 const float *q_filt, int noise,
781 int kx, int m_max)
782{
783 float y0,y1,temp1, temp2, temp4, temp5;
784 int temp0, temp3, m;
785 float phi_sign = 1 - 2 * (kx & 1);
786
787 for (m = 0; m < m_max; m++) {
788
789 float *ff_table;
790 float *Y1=&Y[m][0];
791 const float *s_m1=&s_m[m];
792 const float *q_filt1= &q_filt[m];
793
794 __asm__ volatile(
795 "lwc1 %[y1], 4(%[Y1]) \n\t"
796 "lwc1 %[temp1], 0(%[s_m1]) \n\t"
797 "lw %[temp3], 0(%[s_m1]) \n\t"
798 "addiu %[noise], %[noise], 1 \n\t"
799 "andi %[noise], %[noise], 0x1ff \n\t"
800 "sll %[temp0], %[noise], 3 \n\t"
801 "addu %[ff_table], %[ff_sbr_noise_table], %[temp0] \n\t"
802 "madd.s %[y1], %[y1], %[temp1], %[phi_sign] \n\t"
803 "bne %[temp3], $0, 1f \n\t"
804 "lwc1 %[y0], 0(%[Y1]) \n\t"
805 "lwc1 %[temp2], 0(%[q_filt1]) \n\t"
806 "lwc1 %[temp4], 0(%[ff_table]) \n\t"
807 "lwc1 %[temp5], 4(%[ff_table]) \n\t"
808 "madd.s %[y0], %[y0], %[temp2], %[temp4] \n\t"
809 "madd.s %[y1], %[y1], %[temp2], %[temp5] \n\t"
810 "swc1 %[y0], 0(%[Y1]) \n\t"
811 "1: \n\t"
812 "swc1 %[y1], 4(%[Y1]) \n\t"
813
814 : [ff_table] "=&r" (ff_table), [y0] "=&f" (y0), [y1] "=&f" (y1),
815 [temp0] "=&r" (temp0), [temp1] "=&f" (temp1), [temp2] "=&f" (temp2),
816 [temp3] "=&r" (temp3), [temp4] "=&f" (temp4), [temp5] "=&f" (temp5)
817 : [ff_sbr_noise_table] "r" (ff_sbr_noise_table), [noise] "r" (noise),
818 [Y1] "r" (Y1), [s_m1] "r" (s_m1), [q_filt1] "r" (q_filt1),
819 [phi_sign] "f" (phi_sign)
820 : "memory"
821 );
822 phi_sign = -phi_sign;
823 }
824}
825
826static void sbr_hf_apply_noise_2_mips(float (*Y)[2], const float *s_m,
827 const float *q_filt, int noise,
828 int kx, int m_max)
829{
830 int m;
831 float *ff_table;
832 float y0,y1, temp0, temp1, temp2, temp3, temp4, temp5;
833
834 for (m = 0; m < m_max; m++) {
835
836 float *Y1=&Y[m][0];
837 const float *s_m1=&s_m[m];
838 const float *q_filt1= &q_filt[m];
839
840 __asm__ volatile(
841 "lwc1 %[y0], 0(%[Y1]) \n\t"
842 "lwc1 %[temp1], 0(%[s_m1]) \n\t"
843 "addiu %[noise], %[noise], 1 \n\t"
844 "andi %[noise], %[noise], 0x1ff \n\t"
845 "sll %[temp0], %[noise], 3 \n\t"
846 "addu %[ff_table], %[ff_sbr_noise_table], %[temp0] \n\t"
847 "sub.s %[y0], %[y0], %[temp1] \n\t"
848 "mfc1 %[temp3], %[temp1] \n\t"
849 "bne %[temp3], $0, 1f \n\t"
850 "lwc1 %[y1], 4(%[Y1]) \n\t"
851 "lwc1 %[temp2], 0(%[q_filt1]) \n\t"
852 "lwc1 %[temp4], 0(%[ff_table]) \n\t"
853 "lwc1 %[temp5], 4(%[ff_table]) \n\t"
854 "madd.s %[y0], %[y0], %[temp2], %[temp4] \n\t"
855 "madd.s %[y1], %[y1], %[temp2], %[temp5] \n\t"
856 "swc1 %[y1], 4(%[Y1]) \n\t"
857 "1: \n\t"
858 "swc1 %[y0], 0(%[Y1]) \n\t"
859
860 : [temp0]"=&r"(temp0), [ff_table]"=&r"(ff_table), [y0]"=&f"(y0),
861 [y1]"=&f"(y1), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
862 [temp3]"=&r"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5)
863 : [ff_sbr_noise_table]"r"(ff_sbr_noise_table), [noise]"r"(noise),
864 [Y1]"r"(Y1), [s_m1]"r"(s_m1), [q_filt1]"r"(q_filt1)
865 : "memory"
866 );
867 }
868}
869
870static void sbr_hf_apply_noise_3_mips(float (*Y)[2], const float *s_m,
871 const float *q_filt, int noise,
872 int kx, int m_max)
873{
874 float phi_sign = 1 - 2 * (kx & 1);
875 int m;
876
877 for (m = 0; m < m_max; m++) {
878
879 float *Y1=&Y[m][0];
880 float *ff_table;
881 float y0,y1, temp1, temp2, temp4, temp5;
882 int temp0, temp3;
883 const float *s_m1=&s_m[m];
884 const float *q_filt1= &q_filt[m];
885
886 __asm__ volatile(
887 "lwc1 %[y1], 4(%[Y1]) \n\t"
888 "lwc1 %[temp1], 0(%[s_m1]) \n\t"
889 "addiu %[noise], %[noise], 1 \n\t"
890 "andi %[noise], %[noise], 0x1ff \n\t"
891 "sll %[temp0], %[noise], 3 \n\t"
892 "addu %[ff_table], %[ff_sbr_noise_table], %[temp0] \n\t"
893 "nmsub.s %[y1], %[y1], %[temp1], %[phi_sign] \n\t"
894 "mfc1 %[temp3], %[temp1] \n\t"
895 "bne %[temp3], $0, 1f \n\t"
896 "lwc1 %[y0], 0(%[Y1]) \n\t"
897 "lwc1 %[temp2], 0(%[q_filt1]) \n\t"
898 "lwc1 %[temp4], 0(%[ff_table]) \n\t"
899 "lwc1 %[temp5], 4(%[ff_table]) \n\t"
900 "madd.s %[y0], %[y0], %[temp2], %[temp4] \n\t"
901 "madd.s %[y1], %[y1], %[temp2], %[temp5] \n\t"
902 "swc1 %[y0], 0(%[Y1]) \n\t"
903 "1: \n\t"
904 "swc1 %[y1], 4(%[Y1]) \n\t"
905
906 : [ff_table]"=&r"(ff_table), [y0]"=&f"(y0), [y1]"=&f"(y1),
907 [temp0]"=&r"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2),
908 [temp3]"=&r"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5)
909 : [ff_sbr_noise_table]"r"(ff_sbr_noise_table), [noise]"r"(noise),
910 [Y1]"r"(Y1), [s_m1]"r"(s_m1), [q_filt1]"r"(q_filt1),
911 [phi_sign]"f"(phi_sign)
912 : "memory"
913 );
914 phi_sign = -phi_sign;
915 }
916}
917#endif /* HAVE_MIPSFPU */
918#endif /* HAVE_INLINE_ASM */
919
920void ff_sbrdsp_init_mips(SBRDSPContext *s)
921{
922#if HAVE_INLINE_ASM
923 s->neg_odd_64 = sbr_neg_odd_64_mips;
924 s->qmf_pre_shuffle = sbr_qmf_pre_shuffle_mips;
925 s->qmf_post_shuffle = sbr_qmf_post_shuffle_mips;
926#if HAVE_MIPSFPU
927 s->sum64x5 = sbr_sum64x5_mips;
928 s->sum_square = sbr_sum_square_mips;
929 s->qmf_deint_bfly = sbr_qmf_deint_bfly_mips;
930 s->autocorrelate = sbr_autocorrelate_mips;
931 s->hf_gen = sbr_hf_gen_mips;
932 s->hf_g_filt = sbr_hf_g_filt_mips;
933
934 s->hf_apply_noise[0] = sbr_hf_apply_noise_0_mips;
935 s->hf_apply_noise[1] = sbr_hf_apply_noise_1_mips;
936 s->hf_apply_noise[2] = sbr_hf_apply_noise_2_mips;
937 s->hf_apply_noise[3] = sbr_hf_apply_noise_3_mips;
938#endif /* HAVE_MIPSFPU */
939#endif /* HAVE_INLINE_ASM */
940}
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