3 * MIPS Technologies, Inc., California.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
29 * Authors: Darko Laus (darko@mips.com)
30 * Djordje Pesut (djordje@mips.com)
31 * Mirjana Vulin (mvulin@mips.com)
33 * AAC Spectral Band Replication decoding functions optimized for MIPS
35 * This file is part of FFmpeg.
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.
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.
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
54 * Reference: libavcodec/sbrdsp.c
58 #include "libavcodec/sbrdsp.h"
61 static void sbr_neg_odd_64_mips(float *x
)
63 int Temp1
, Temp2
, Temp3
, Temp4
, Temp5
;
65 float *x_end
= x1
+ 64;
67 /* loop unrolled 4 times */
69 "lui %[Temp5], 0x8000 \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"
86 : [Temp1
]"=&r"(Temp1
), [Temp2
]"=&r"(Temp2
),
87 [Temp3
]"=&r"(Temp3
), [Temp4
]"=&r"(Temp4
),
88 [Temp5
]"=&r"(Temp5
), [x1
]"+r"(x1
)
94 static void sbr_qmf_pre_shuffle_mips(float *z
)
96 int Temp1
, Temp2
, Temp3
, Temp4
, Temp5
, Temp6
;
102 /* loop unrolled 5 times */
104 "lui %[Temp6], 0x8000 \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"
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
)
154 static void sbr_qmf_post_shuffle_mips(float W
[32][2], const float *z
)
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;
162 /* loop unrolled 4 times */
164 "lui %[Temp5], 0x8000 \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"
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
)
201 static void sbr_sum64x5_mips(float *z
)
205 float f1
, f2
, f3
, f4
, f5
, f6
, f7
, f8
;
206 for (k
= 0; k
< 64; k
+= 8) {
210 /* loop unrolled 8 times */
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], $f7 \n\t"
286 "swc1 %[f3], 8(%[z1]) \n\t"
287 "swc1 %[f4], 12(%[z1]) \n\t"
288 "swc1 %[f5], 16(%[z1]) \n\t"
289 "swc1 %[f6], 20(%[z1]) \n\t"
290 "swc1 %[f7], 24(%[z1]) \n\t"
291 "swc1 %[f8], 28(%[z1]) \n\t"
293 : [f1
]"=&f"(f1
), [f2
]"=&f"(f2
), [f3
]"=&f"(f3
),
294 [f4
]"=&f"(f4
), [f5
]"=&f"(f5
), [f6
]"=&f"(f6
),
295 [f7
]"=&f"(f7
), [f8
]"=&f"(f8
)
297 : "$f0", "$f1", "$f2", "$f3", "$f4", "$f5",
298 "$f6", "$f7", "$f8", "$f9", "$f10", "$f11",
299 "$f12", "$f13", "$f14", "$f15",
305 static float sbr_sum_square_mips(float (*x
)[2], int n
)
307 float sum0
= 0.0f
, sum1
= 0.0f
;
309 float temp0
, temp1
, temp2
, temp3
;
312 loop_end
= p_x
+ (n
>> 1)*4 - 4;
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"
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"
338 : [temp0
]"=&f"(temp0
), [temp1
]"=&f"(temp1
), [temp2
]"=&f"(temp2
),
339 [temp3
]"=&f"(temp3
), [sum0
]"+f"(sum0
), [sum1
]"+f"(sum1
),
341 : [loop_end
]"r"(loop_end
)
347 static void sbr_qmf_deint_bfly_mips(float *v
, const float *src0
, const float *src1
)
350 float temp0
, temp1
, temp2
, temp3
, temp4
, temp5
;
351 float temp6
, temp7
, temp8
, temp9
, temp10
, temp11
;
354 float *psrc0
= (float*)src0
;
355 float *psrc1
= (float*)&src1
[63];
357 for (i
= 0; i
< 4; i
++) {
359 /* loop unrolled 16 times */
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"
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
)
473 static void sbr_autocorrelate_mips(const float x
[40][2], float phi
[3][2][2])
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
;
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];
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"
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
)
522 for (i
= 0; i
< 12; i
++) {
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"
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
)
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"
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
)
642 static 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
)
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
;
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
;
658 for (i
= start
; i
< end
; i
++) {
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"
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
)
697 static 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
)
700 float *p_y
, *p_x
, *p_g
;
701 float temp0
, temp1
, temp2
;
704 p_g
= (float*)&g_filt
[0];
706 p_x
= (float*)&X_high
[0][ixh
][0];
707 loop_end
= (int)((int*)p_g
+ m_max
);
711 ".set noreorder \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"
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
)
734 static void sbr_hf_apply_noise_0_mips(float (*Y
)[2], const float *s_m
,
735 const float *q_filt
, int noise
,
740 for (m
= 0; m
< m_max
; m
++){
744 float y0
,y1
, temp1
, temp2
, temp4
, temp5
;
746 const float *s_m1
=&s_m
[m
];
747 const float *q_filt1
= &q_filt
[m
];
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"
767 "swc1 %[y0], 0(%[Y1]) \n\t"
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
)
779 static void sbr_hf_apply_noise_1_mips(float (*Y
)[2], const float *s_m
,
780 const float *q_filt
, int noise
,
783 float y0
,y1
,temp1
, temp2
, temp4
, temp5
;
785 float phi_sign
= 1 - 2 * (kx
& 1);
787 for (m
= 0; m
< m_max
; m
++) {
791 const float *s_m1
=&s_m
[m
];
792 const float *q_filt1
= &q_filt
[m
];
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"
812 "swc1 %[y1], 4(%[Y1]) \n\t"
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
)
822 phi_sign
= -phi_sign
;
826 static void sbr_hf_apply_noise_2_mips(float (*Y
)[2], const float *s_m
,
827 const float *q_filt
, int noise
,
832 float y0
,y1
, temp0
, temp1
, temp2
, temp3
, temp4
, temp5
;
834 for (m
= 0; m
< m_max
; m
++) {
837 const float *s_m1
=&s_m
[m
];
838 const float *q_filt1
= &q_filt
[m
];
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"
858 "swc1 %[y0], 0(%[Y1]) \n\t"
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
)
870 static void sbr_hf_apply_noise_3_mips(float (*Y
)[2], const float *s_m
,
871 const float *q_filt
, int noise
,
874 float phi_sign
= 1 - 2 * (kx
& 1);
877 for (m
= 0; m
< m_max
; m
++) {
881 float y0
,y1
, temp1
, temp2
, temp4
, temp5
;
883 const float *s_m1
=&s_m
[m
];
884 const float *q_filt1
= &q_filt
[m
];
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"
904 "swc1 %[y1], 4(%[Y1]) \n\t"
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
)
914 phi_sign
= -phi_sign
;
917 #endif /* HAVE_MIPSFPU */
918 #endif /* HAVE_INLINE_ASM */
920 void ff_sbrdsp_init_mips(SBRDSPContext
*s
)
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
;
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
;
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 */