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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 | * This file is part of FFmpeg. | |
34 | * | |
35 | * FFmpeg is free software; you can redistribute it and/or | |
36 | * modify it under the terms of the GNU Lesser General Public | |
37 | * License as published by the Free Software Foundation; either | |
38 | * version 2.1 of the License, or (at your option) any later version. | |
39 | * | |
40 | * FFmpeg is distributed in the hope that it will be useful, | |
41 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
42 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
43 | * Lesser General Public License for more details. | |
44 | * | |
45 | * You should have received a copy of the GNU Lesser General Public | |
46 | * License along with FFmpeg; if not, write to the Free Software | |
47 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
48 | */ | |
49 | ||
50 | /** | |
51 | * @file | |
52 | * Reference: libavcodec/aacpsdsp.c | |
53 | */ | |
54 | ||
55 | #include "config.h" | |
56 | #include "libavcodec/aacpsdsp.h" | |
57 | ||
58 | #if HAVE_INLINE_ASM | |
59 | static void ps_hybrid_analysis_ileave_mips(float (*out)[32][2], float L[2][38][64], | |
60 | int i, int len) | |
61 | { | |
62 | int temp0, temp1, temp2, temp3; | |
63 | int temp4, temp5, temp6, temp7; | |
64 | float *out1=&out[i][0][0]; | |
65 | float *L1=&L[0][0][i]; | |
66 | float *j=out1+ len*2; | |
67 | ||
68 | for (; i < 64; i++) { | |
69 | ||
70 | /* loop unrolled 8 times */ | |
71 | __asm__ volatile ( | |
72 | "1: \n\t" | |
73 | "lw %[temp0], 0(%[L1]) \n\t" | |
74 | "lw %[temp1], 9728(%[L1]) \n\t" | |
75 | "lw %[temp2], 256(%[L1]) \n\t" | |
76 | "lw %[temp3], 9984(%[L1]) \n\t" | |
77 | "lw %[temp4], 512(%[L1]) \n\t" | |
78 | "lw %[temp5], 10240(%[L1]) \n\t" | |
79 | "lw %[temp6], 768(%[L1]) \n\t" | |
80 | "lw %[temp7], 10496(%[L1]) \n\t" | |
81 | "sw %[temp0], 0(%[out1]) \n\t" | |
82 | "sw %[temp1], 4(%[out1]) \n\t" | |
83 | "sw %[temp2], 8(%[out1]) \n\t" | |
84 | "sw %[temp3], 12(%[out1]) \n\t" | |
85 | "sw %[temp4], 16(%[out1]) \n\t" | |
86 | "sw %[temp5], 20(%[out1]) \n\t" | |
87 | "sw %[temp6], 24(%[out1]) \n\t" | |
88 | "sw %[temp7], 28(%[out1]) \n\t" | |
89 | "addiu %[out1], %[out1], 32 \n\t" | |
90 | "addiu %[L1], %[L1], 1024 \n\t" | |
91 | "bne %[out1], %[j], 1b \n\t" | |
92 | ||
93 | : [out1]"+r"(out1), [L1]"+r"(L1), [j]"+r"(j), | |
94 | [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), | |
95 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), | |
96 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), | |
97 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7) | |
98 | : [len]"r"(len) | |
99 | : "memory" | |
100 | ); | |
101 | out1-=(len<<1)-64; | |
102 | L1-=(len<<6)-1; | |
103 | j+=len*2; | |
104 | } | |
105 | } | |
106 | ||
107 | static void ps_hybrid_synthesis_deint_mips(float out[2][38][64], | |
108 | float (*in)[32][2], | |
109 | int i, int len) | |
110 | { | |
111 | int n; | |
112 | int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; | |
113 | float *out1 = (float*)out + i; | |
114 | float *out2 = (float*)out + 2432 + i; | |
115 | float *in1 = (float*)in + 64 * i; | |
116 | float *in2 = (float*)in + 64 * i + 1; | |
117 | ||
118 | for (; i < 64; i++) { | |
119 | for (n = 0; n < 7; n++) { | |
120 | ||
121 | /* loop unrolled 8 times */ | |
122 | __asm__ volatile ( | |
123 | "lw %[temp0], 0(%[in1]) \n\t" | |
124 | "lw %[temp1], 0(%[in2]) \n\t" | |
125 | "lw %[temp2], 8(%[in1]) \n\t" | |
126 | "lw %[temp3], 8(%[in2]) \n\t" | |
127 | "lw %[temp4], 16(%[in1]) \n\t" | |
128 | "lw %[temp5], 16(%[in2]) \n\t" | |
129 | "lw %[temp6], 24(%[in1]) \n\t" | |
130 | "lw %[temp7], 24(%[in2]) \n\t" | |
131 | "addiu %[out1], %[out1], 1024 \n\t" | |
132 | "addiu %[out2], %[out2], 1024 \n\t" | |
133 | "addiu %[in1], %[in1], 32 \n\t" | |
134 | "addiu %[in2], %[in2], 32 \n\t" | |
135 | "sw %[temp0], -1024(%[out1]) \n\t" | |
136 | "sw %[temp1], -1024(%[out2]) \n\t" | |
137 | "sw %[temp2], -768(%[out1]) \n\t" | |
138 | "sw %[temp3], -768(%[out2]) \n\t" | |
139 | "sw %[temp4], -512(%[out1]) \n\t" | |
140 | "sw %[temp5], -512(%[out2]) \n\t" | |
141 | "sw %[temp6], -256(%[out1]) \n\t" | |
142 | "sw %[temp7], -256(%[out2]) \n\t" | |
143 | ||
144 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), | |
145 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), | |
146 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), | |
147 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), | |
148 | [out1]"+r"(out1), [out2]"+r"(out2), | |
149 | [in1]"+r"(in1), [in2]"+r"(in2) | |
150 | : | |
151 | : "memory" | |
152 | ); | |
153 | } | |
154 | /* loop unrolled 8 times */ | |
155 | __asm__ volatile ( | |
156 | "lw %[temp0], 0(%[in1]) \n\t" | |
157 | "lw %[temp1], 0(%[in2]) \n\t" | |
158 | "lw %[temp2], 8(%[in1]) \n\t" | |
159 | "lw %[temp3], 8(%[in2]) \n\t" | |
160 | "lw %[temp4], 16(%[in1]) \n\t" | |
161 | "lw %[temp5], 16(%[in2]) \n\t" | |
162 | "lw %[temp6], 24(%[in1]) \n\t" | |
163 | "lw %[temp7], 24(%[in2]) \n\t" | |
164 | "addiu %[out1], %[out1], -7164 \n\t" | |
165 | "addiu %[out2], %[out2], -7164 \n\t" | |
166 | "addiu %[in1], %[in1], 32 \n\t" | |
167 | "addiu %[in2], %[in2], 32 \n\t" | |
168 | "sw %[temp0], 7164(%[out1]) \n\t" | |
169 | "sw %[temp1], 7164(%[out2]) \n\t" | |
170 | "sw %[temp2], 7420(%[out1]) \n\t" | |
171 | "sw %[temp3], 7420(%[out2]) \n\t" | |
172 | "sw %[temp4], 7676(%[out1]) \n\t" | |
173 | "sw %[temp5], 7676(%[out2]) \n\t" | |
174 | "sw %[temp6], 7932(%[out1]) \n\t" | |
175 | "sw %[temp7], 7932(%[out2]) \n\t" | |
176 | ||
177 | : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), | |
178 | [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), | |
179 | [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), | |
180 | [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), | |
181 | [out1]"+r"(out1), [out2]"+r"(out2), | |
182 | [in1]"+r"(in1), [in2]"+r"(in2) | |
183 | : | |
184 | : "memory" | |
185 | ); | |
186 | } | |
187 | } | |
188 | ||
189 | #if HAVE_MIPSFPU | |
190 | static void ps_add_squares_mips(float *dst, const float (*src)[2], int n) | |
191 | { | |
192 | int i; | |
193 | float temp0, temp1, temp2, temp3, temp4, temp5; | |
194 | float temp6, temp7, temp8, temp9, temp10, temp11; | |
195 | float *src0 = (float*)&src[0][0]; | |
196 | float *dst0 = &dst[0]; | |
197 | ||
198 | for (i = 0; i < 8; i++) { | |
199 | /* loop unrolled 4 times */ | |
200 | __asm__ volatile ( | |
201 | "lwc1 %[temp0], 0(%[src0]) \n\t" | |
202 | "lwc1 %[temp1], 4(%[src0]) \n\t" | |
203 | "lwc1 %[temp2], 8(%[src0]) \n\t" | |
204 | "lwc1 %[temp3], 12(%[src0]) \n\t" | |
205 | "lwc1 %[temp4], 16(%[src0]) \n\t" | |
206 | "lwc1 %[temp5], 20(%[src0]) \n\t" | |
207 | "lwc1 %[temp6], 24(%[src0]) \n\t" | |
208 | "lwc1 %[temp7], 28(%[src0]) \n\t" | |
209 | "lwc1 %[temp8], 0(%[dst0]) \n\t" | |
210 | "lwc1 %[temp9], 4(%[dst0]) \n\t" | |
211 | "lwc1 %[temp10], 8(%[dst0]) \n\t" | |
212 | "lwc1 %[temp11], 12(%[dst0]) \n\t" | |
213 | "mul.s %[temp1], %[temp1], %[temp1] \n\t" | |
214 | "mul.s %[temp3], %[temp3], %[temp3] \n\t" | |
215 | "mul.s %[temp5], %[temp5], %[temp5] \n\t" | |
216 | "mul.s %[temp7], %[temp7], %[temp7] \n\t" | |
217 | "madd.s %[temp0], %[temp1], %[temp0], %[temp0] \n\t" | |
218 | "madd.s %[temp2], %[temp3], %[temp2], %[temp2] \n\t" | |
219 | "madd.s %[temp4], %[temp5], %[temp4], %[temp4] \n\t" | |
220 | "madd.s %[temp6], %[temp7], %[temp6], %[temp6] \n\t" | |
221 | "add.s %[temp0], %[temp8], %[temp0] \n\t" | |
222 | "add.s %[temp2], %[temp9], %[temp2] \n\t" | |
223 | "add.s %[temp4], %[temp10], %[temp4] \n\t" | |
224 | "add.s %[temp6], %[temp11], %[temp6] \n\t" | |
225 | "swc1 %[temp0], 0(%[dst0]) \n\t" | |
226 | "swc1 %[temp2], 4(%[dst0]) \n\t" | |
227 | "swc1 %[temp4], 8(%[dst0]) \n\t" | |
228 | "swc1 %[temp6], 12(%[dst0]) \n\t" | |
229 | "addiu %[dst0], %[dst0], 16 \n\t" | |
230 | "addiu %[src0], %[src0], 32 \n\t" | |
231 | ||
232 | : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), | |
233 | [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), | |
234 | [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), [temp8]"=&f"(temp8), | |
235 | [temp9]"=&f"(temp9), [dst0]"+r"(dst0), [src0]"+r"(src0), | |
236 | [temp10]"=&f"(temp10), [temp11]"=&f"(temp11) | |
237 | : | |
238 | : "memory" | |
239 | ); | |
240 | } | |
241 | } | |
242 | ||
243 | static void ps_mul_pair_single_mips(float (*dst)[2], float (*src0)[2], float *src1, | |
244 | int n) | |
245 | { | |
246 | float temp0, temp1, temp2; | |
247 | float *p_d, *p_s0, *p_s1, *end; | |
248 | p_d = &dst[0][0]; | |
249 | p_s0 = &src0[0][0]; | |
250 | p_s1 = &src1[0]; | |
251 | end = p_s1 + n; | |
252 | ||
253 | __asm__ volatile( | |
254 | ".set push \n\t" | |
255 | ".set noreorder \n\t" | |
256 | "1: \n\t" | |
257 | "lwc1 %[temp2], 0(%[p_s1]) \n\t" | |
258 | "lwc1 %[temp0], 0(%[p_s0]) \n\t" | |
259 | "lwc1 %[temp1], 4(%[p_s0]) \n\t" | |
260 | "addiu %[p_d], %[p_d], 8 \n\t" | |
261 | "mul.s %[temp0], %[temp0], %[temp2] \n\t" | |
262 | "mul.s %[temp1], %[temp1], %[temp2] \n\t" | |
263 | "addiu %[p_s0], %[p_s0], 8 \n\t" | |
264 | "swc1 %[temp0], -8(%[p_d]) \n\t" | |
265 | "swc1 %[temp1], -4(%[p_d]) \n\t" | |
266 | "bne %[p_s1], %[end], 1b \n\t" | |
267 | " addiu %[p_s1], %[p_s1], 4 \n\t" | |
268 | ".set pop \n\t" | |
269 | ||
270 | : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), | |
271 | [temp2]"=&f"(temp2), [p_d]"+r"(p_d), | |
272 | [p_s0]"+r"(p_s0), [p_s1]"+r"(p_s1) | |
273 | : [end]"r"(end) | |
274 | : "memory" | |
275 | ); | |
276 | } | |
277 | ||
278 | static void ps_decorrelate_mips(float (*out)[2], float (*delay)[2], | |
279 | float (*ap_delay)[PS_QMF_TIME_SLOTS + PS_MAX_AP_DELAY][2], | |
280 | const float phi_fract[2], float (*Q_fract)[2], | |
281 | const float *transient_gain, | |
282 | float g_decay_slope, | |
283 | int len) | |
284 | { | |
285 | float *p_delay = &delay[0][0]; | |
286 | float *p_out = &out[0][0]; | |
287 | float *p_ap_delay = &ap_delay[0][0][0]; | |
288 | float *p_t_gain = (float*)transient_gain; | |
289 | float *p_Q_fract = &Q_fract[0][0]; | |
290 | float ag0, ag1, ag2; | |
291 | float phi_fract0 = phi_fract[0]; | |
292 | float phi_fract1 = phi_fract[1]; | |
293 | float temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9; | |
294 | ||
295 | len = (int)((int*)p_delay + (len << 1)); | |
296 | ||
297 | /* merged 2 loops */ | |
298 | __asm__ volatile( | |
299 | ".set push \n\t" | |
300 | ".set noreorder \n\t" | |
301 | "li.s %[ag0], 0.65143905753106 \n\t" | |
302 | "li.s %[ag1], 0.56471812200776 \n\t" | |
303 | "li.s %[ag2], 0.48954165955695 \n\t" | |
304 | "mul.s %[ag0], %[ag0], %[g_decay_slope] \n\t" | |
305 | "mul.s %[ag1], %[ag1], %[g_decay_slope] \n\t" | |
306 | "mul.s %[ag2], %[ag2], %[g_decay_slope] \n\t" | |
307 | "1: \n\t" | |
308 | "lwc1 %[temp0], 0(%[p_delay]) \n\t" | |
309 | "lwc1 %[temp1], 4(%[p_delay]) \n\t" | |
310 | "lwc1 %[temp4], 16(%[p_ap_delay]) \n\t" | |
311 | "lwc1 %[temp5], 20(%[p_ap_delay]) \n\t" | |
312 | "mul.s %[temp3], %[temp0], %[phi_fract1] \n\t" | |
313 | "lwc1 %[temp6], 0(%[p_Q_fract]) \n\t" | |
314 | "mul.s %[temp2], %[temp1], %[phi_fract1] \n\t" | |
315 | "lwc1 %[temp7], 4(%[p_Q_fract]) \n\t" | |
316 | "madd.s %[temp3], %[temp3], %[temp1], %[phi_fract0] \n\t" | |
317 | "msub.s %[temp2], %[temp2], %[temp0], %[phi_fract0] \n\t" | |
318 | "mul.s %[temp8], %[temp5], %[temp7] \n\t" | |
319 | "mul.s %[temp9], %[temp4], %[temp7] \n\t" | |
320 | "lwc1 %[temp7], 12(%[p_Q_fract]) \n\t" | |
321 | "mul.s %[temp0], %[ag0], %[temp2] \n\t" | |
322 | "mul.s %[temp1], %[ag0], %[temp3] \n\t" | |
323 | "msub.s %[temp8], %[temp8], %[temp4], %[temp6] \n\t" | |
324 | "lwc1 %[temp4], 304(%[p_ap_delay]) \n\t" | |
325 | "madd.s %[temp9], %[temp9], %[temp5], %[temp6] \n\t" | |
326 | "lwc1 %[temp5], 308(%[p_ap_delay]) \n\t" | |
327 | "sub.s %[temp0], %[temp8], %[temp0] \n\t" | |
328 | "sub.s %[temp1], %[temp9], %[temp1] \n\t" | |
329 | "madd.s %[temp2], %[temp2], %[ag0], %[temp0] \n\t" | |
330 | "lwc1 %[temp6], 8(%[p_Q_fract]) \n\t" | |
331 | "madd.s %[temp3], %[temp3], %[ag0], %[temp1] \n\t" | |
332 | "mul.s %[temp8], %[temp5], %[temp7] \n\t" | |
333 | "mul.s %[temp9], %[temp4], %[temp7] \n\t" | |
334 | "lwc1 %[temp7], 20(%[p_Q_fract]) \n\t" | |
335 | "msub.s %[temp8], %[temp8], %[temp4], %[temp6] \n\t" | |
336 | "swc1 %[temp2], 40(%[p_ap_delay]) \n\t" | |
337 | "mul.s %[temp2], %[ag1], %[temp0] \n\t" | |
338 | "swc1 %[temp3], 44(%[p_ap_delay]) \n\t" | |
339 | "mul.s %[temp3], %[ag1], %[temp1] \n\t" | |
340 | "lwc1 %[temp4], 592(%[p_ap_delay]) \n\t" | |
341 | "madd.s %[temp9], %[temp9], %[temp5], %[temp6] \n\t" | |
342 | "lwc1 %[temp5], 596(%[p_ap_delay]) \n\t" | |
343 | "sub.s %[temp2], %[temp8], %[temp2] \n\t" | |
344 | "sub.s %[temp3], %[temp9], %[temp3] \n\t" | |
345 | "lwc1 %[temp6], 16(%[p_Q_fract]) \n\t" | |
346 | "madd.s %[temp0], %[temp0], %[ag1], %[temp2] \n\t" | |
347 | "madd.s %[temp1], %[temp1], %[ag1], %[temp3] \n\t" | |
348 | "mul.s %[temp8], %[temp5], %[temp7] \n\t" | |
349 | "mul.s %[temp9], %[temp4], %[temp7] \n\t" | |
350 | "msub.s %[temp8], %[temp8], %[temp4], %[temp6] \n\t" | |
351 | "madd.s %[temp9], %[temp9], %[temp5], %[temp6] \n\t" | |
352 | "swc1 %[temp0], 336(%[p_ap_delay]) \n\t" | |
353 | "mul.s %[temp0], %[ag2], %[temp2] \n\t" | |
354 | "swc1 %[temp1], 340(%[p_ap_delay]) \n\t" | |
355 | "mul.s %[temp1], %[ag2], %[temp3] \n\t" | |
356 | "lwc1 %[temp4], 0(%[p_t_gain]) \n\t" | |
357 | "sub.s %[temp0], %[temp8], %[temp0] \n\t" | |
358 | "addiu %[p_ap_delay], %[p_ap_delay], 8 \n\t" | |
359 | "sub.s %[temp1], %[temp9], %[temp1] \n\t" | |
360 | "addiu %[p_t_gain], %[p_t_gain], 4 \n\t" | |
361 | "madd.s %[temp2], %[temp2], %[ag2], %[temp0] \n\t" | |
362 | "addiu %[p_delay], %[p_delay], 8 \n\t" | |
363 | "madd.s %[temp3], %[temp3], %[ag2], %[temp1] \n\t" | |
364 | "addiu %[p_out], %[p_out], 8 \n\t" | |
365 | "mul.s %[temp5], %[temp4], %[temp0] \n\t" | |
366 | "mul.s %[temp6], %[temp4], %[temp1] \n\t" | |
367 | "swc1 %[temp2], 624(%[p_ap_delay]) \n\t" | |
368 | "swc1 %[temp3], 628(%[p_ap_delay]) \n\t" | |
369 | "swc1 %[temp5], -8(%[p_out]) \n\t" | |
370 | "swc1 %[temp6], -4(%[p_out]) \n\t" | |
371 | "bne %[p_delay], %[len], 1b \n\t" | |
372 | " swc1 %[temp6], -4(%[p_out]) \n\t" | |
373 | ".set pop \n\t" | |
374 | ||
375 | : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), | |
376 | [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), | |
377 | [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), [temp8]"=&f"(temp8), | |
378 | [temp9]"=&f"(temp9), [p_delay]"+r"(p_delay), [p_ap_delay]"+r"(p_ap_delay), | |
379 | [p_Q_fract]"+r"(p_Q_fract), [p_t_gain]"+r"(p_t_gain), [p_out]"+r"(p_out), | |
380 | [ag0]"=&f"(ag0), [ag1]"=&f"(ag1), [ag2]"=&f"(ag2) | |
381 | : [phi_fract0]"f"(phi_fract0), [phi_fract1]"f"(phi_fract1), | |
382 | [len]"r"(len), [g_decay_slope]"f"(g_decay_slope) | |
383 | : "memory" | |
384 | ); | |
385 | } | |
386 | ||
387 | static void ps_stereo_interpolate_mips(float (*l)[2], float (*r)[2], | |
388 | float h[2][4], float h_step[2][4], | |
389 | int len) | |
390 | { | |
391 | float h0 = h[0][0]; | |
392 | float h1 = h[0][1]; | |
393 | float h2 = h[0][2]; | |
394 | float h3 = h[0][3]; | |
395 | float hs0 = h_step[0][0]; | |
396 | float hs1 = h_step[0][1]; | |
397 | float hs2 = h_step[0][2]; | |
398 | float hs3 = h_step[0][3]; | |
399 | float temp0, temp1, temp2, temp3; | |
400 | float l_re, l_im, r_re, r_im; | |
401 | ||
402 | len = (int)((int*)l + (len << 1)); | |
403 | ||
404 | __asm__ volatile( | |
405 | ".set push \n\t" | |
406 | ".set noreorder \n\t" | |
407 | "1: \n\t" | |
408 | "add.s %[h0], %[h0], %[hs0] \n\t" | |
409 | "lwc1 %[l_re], 0(%[l]) \n\t" | |
410 | "add.s %[h1], %[h1], %[hs1] \n\t" | |
411 | "lwc1 %[r_re], 0(%[r]) \n\t" | |
412 | "add.s %[h2], %[h2], %[hs2] \n\t" | |
413 | "lwc1 %[l_im], 4(%[l]) \n\t" | |
414 | "add.s %[h3], %[h3], %[hs3] \n\t" | |
415 | "lwc1 %[r_im], 4(%[r]) \n\t" | |
416 | "mul.s %[temp0], %[h0], %[l_re] \n\t" | |
417 | "addiu %[l], %[l], 8 \n\t" | |
418 | "mul.s %[temp2], %[h1], %[l_re] \n\t" | |
419 | "addiu %[r], %[r], 8 \n\t" | |
420 | "madd.s %[temp0], %[temp0], %[h2], %[r_re] \n\t" | |
421 | "madd.s %[temp2], %[temp2], %[h3], %[r_re] \n\t" | |
422 | "mul.s %[temp1], %[h0], %[l_im] \n\t" | |
423 | "mul.s %[temp3], %[h1], %[l_im] \n\t" | |
424 | "madd.s %[temp1], %[temp1], %[h2], %[r_im] \n\t" | |
425 | "madd.s %[temp3], %[temp3], %[h3], %[r_im] \n\t" | |
426 | "swc1 %[temp0], -8(%[l]) \n\t" | |
427 | "swc1 %[temp2], -8(%[r]) \n\t" | |
428 | "swc1 %[temp1], -4(%[l]) \n\t" | |
429 | "bne %[l], %[len], 1b \n\t" | |
430 | " swc1 %[temp3], -4(%[r]) \n\t" | |
431 | ".set pop \n\t" | |
432 | ||
433 | : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), | |
434 | [temp2]"=&f"(temp2), [temp3]"=&f"(temp3), | |
435 | [h0]"+f"(h0), [h1]"+f"(h1), [h2]"+f"(h2), | |
436 | [h3]"+f"(h3), [l]"+r"(l), [r]"+r"(r), | |
437 | [l_re]"=&f"(l_re), [l_im]"=&f"(l_im), | |
438 | [r_re]"=&f"(r_re), [r_im]"=&f"(r_im) | |
439 | : [hs0]"f"(hs0), [hs1]"f"(hs1), [hs2]"f"(hs2), | |
440 | [hs3]"f"(hs3), [len]"r"(len) | |
441 | : "memory" | |
442 | ); | |
443 | } | |
444 | #endif /* HAVE_MIPSFPU */ | |
445 | #endif /* HAVE_INLINE_ASM */ | |
446 | ||
447 | void ff_psdsp_init_mips(PSDSPContext *s) | |
448 | { | |
449 | #if HAVE_INLINE_ASM | |
450 | s->hybrid_analysis_ileave = ps_hybrid_analysis_ileave_mips; | |
451 | s->hybrid_synthesis_deint = ps_hybrid_synthesis_deint_mips; | |
452 | #if HAVE_MIPSFPU | |
453 | s->add_squares = ps_add_squares_mips; | |
454 | s->mul_pair_single = ps_mul_pair_single_mips; | |
455 | s->decorrelate = ps_decorrelate_mips; | |
456 | s->stereo_interpolate[0] = ps_stereo_interpolate_mips; | |
457 | #endif /* HAVE_MIPSFPU */ | |
458 | #endif /* HAVE_INLINE_ASM */ | |
459 | } |