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comparison ffmpeg/libavcodec/mips/mpegaudiodsp_mips_float.c @ 10:6840f77b83aa

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author Yading Song <yading.song@eecs.qmul.ac.uk>
date Sun, 21 Apr 2013 10:55:35 +0200
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9:ed610a0bbf83 10:6840f77b83aa
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 * Author: Bojan Zivkovic (bojan@mips.com)
30 *
31 * MPEG Audio decoder optimized for MIPS floating-point architecture
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/mpegaudiodsp_template.c
53 * libavcodec/dct32.c
54 */
55
56 #include <string.h>
57
58 #include "libavcodec/mpegaudiodsp.h"
59
60 static void ff_mpadsp_apply_window_mips_float(float *synth_buf, float *window,
61 int *dither_state, float *samples, int incr)
62 {
63 register const float *w, *w2, *p;
64 int j;
65 float *samples2;
66 float sum, sum2;
67 /* temporary variables */
68 int incr1 = incr << 2;
69 int t_sample;
70 float in1, in2, in3, in4, in5, in6, in7, in8;
71 float *p2;
72
73 /* copy to avoid wrap */
74 memcpy(synth_buf + 512, synth_buf, 32 * sizeof(*synth_buf));
75
76 /**
77 * instructions are scheduled to minimize pipeline stall.
78 * use of round_sample function from the original code is
79 * changed with appropriate assembly instructions.
80 */
81
82 __asm__ volatile (
83 "lwc1 %[sum], 0(%[dither_state]) \t\n"
84 "sll %[t_sample], %[incr1], 5 \t\n"
85 "sub %[t_sample], %[t_sample], %[incr1] \n\t"
86 "li %[j], 4 \t\n"
87 "lwc1 %[in1], 0(%[window]) \t\n"
88 "lwc1 %[in2], 16*4(%[synth_buf]) \t\n"
89 "sw $zero, 0(%[dither_state]) \t\n"
90 "lwc1 %[in3], 64*4(%[window]) \t\n"
91 "lwc1 %[in4], 80*4(%[synth_buf]) \t\n"
92 "addu %[samples2], %[samples], %[t_sample] \t\n"
93 "madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
94 "lwc1 %[in5], 128*4(%[window]) \t\n"
95 "lwc1 %[in6], 144*4(%[synth_buf]) \t\n"
96 "lwc1 %[in7], 192*4(%[window]) \t\n"
97 "madd.s %[sum], %[sum], %[in3], %[in4] \t\n"
98 "lwc1 %[in8], 208*4(%[synth_buf]) \t\n"
99 "lwc1 %[in1], 256*4(%[window]) \t\n"
100 "lwc1 %[in2], 272*4(%[synth_buf]) \t\n"
101 "madd.s %[sum], %[sum], %[in5], %[in6] \t\n"
102 "lwc1 %[in3], 320*4(%[window]) \t\n"
103 "lwc1 %[in4], 336*4(%[synth_buf]) \t\n"
104 "lwc1 %[in5], 384*4(%[window]) \t\n"
105 "madd.s %[sum], %[sum], %[in7], %[in8] \t\n"
106 "lwc1 %[in6], 400*4(%[synth_buf]) \t\n"
107 "lwc1 %[in7], 448*4(%[window]) \t\n"
108 "lwc1 %[in8], 464*4(%[synth_buf]) \t\n"
109 "madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
110 "lwc1 %[in1], 32*4(%[window]) \t\n"
111 "lwc1 %[in2], 48*4(%[synth_buf]) \t\n"
112 "madd.s %[sum], %[sum], %[in3], %[in4] \t\n"
113 "lwc1 %[in3], 96*4(%[window]) \t\n"
114 "lwc1 %[in4], 112*4(%[synth_buf]) \t\n"
115 "madd.s %[sum], %[sum], %[in5], %[in6] \t\n"
116 "lwc1 %[in5], 160*4(%[window]) \t\n"
117 "lwc1 %[in6], 176*4(%[synth_buf]) \t\n"
118 "madd.s %[sum], %[sum], %[in7], %[in8] \t\n"
119 "lwc1 %[in7], 224*4(%[window]) \t\n"
120 "lwc1 %[in8], 240*4(%[synth_buf]) \t\n"
121 "nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
122 "lwc1 %[in1], 288*4(%[window]) \t\n"
123 "lwc1 %[in2], 304*4(%[synth_buf]) \t\n"
124 "nmsub.s %[sum], %[sum], %[in3], %[in4] \t\n"
125 "lwc1 %[in3], 352*4(%[window]) \t\n"
126 "lwc1 %[in4], 368*4(%[synth_buf]) \t\n"
127 "nmsub.s %[sum], %[sum], %[in5], %[in6] \t\n"
128 "lwc1 %[in5], 416*4(%[window]) \t\n"
129 "lwc1 %[in6], 432*4(%[synth_buf]) \t\n"
130 "nmsub.s %[sum], %[sum], %[in7], %[in8] \t\n"
131 "lwc1 %[in7], 480*4(%[window]) \t\n"
132 "lwc1 %[in8], 496*4(%[synth_buf]) \t\n"
133 "nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
134 "addu %[w], %[window], 4 \t\n"
135 "nmsub.s %[sum], %[sum], %[in3], %[in4] \t\n"
136 "addu %[w2], %[window], 124 \t\n"
137 "addiu %[p], %[synth_buf], 68 \t\n"
138 "addiu %[p2], %[synth_buf], 188 \t\n"
139 "nmsub.s %[sum], %[sum], %[in5], %[in6] \t\n"
140 "nmsub.s %[sum], %[sum], %[in7], %[in8] \t\n"
141 "swc1 %[sum], 0(%[samples]) \t\n"
142 "addu %[samples], %[samples], %[incr1] \t\n"
143
144 /* calculate two samples at the same time to avoid one memory
145 access per two sample */
146
147 "ff_mpadsp_apply_window_loop%=: \t\n"
148 "lwc1 %[in1], 0(%[w]) \t\n"
149 "lwc1 %[in2], 0(%[p]) \t\n"
150 "lwc1 %[in3], 0(%[w2]) \t\n"
151 "lwc1 %[in4], 64*4(%[w]) \t\n"
152 "lwc1 %[in5], 64*4(%[p]) \t\n"
153 "lwc1 %[in6], 64*4(%[w2]) \t\n"
154 "mul.s %[sum], %[in1], %[in2] \t\n"
155 "mul.s %[sum2], %[in2], %[in3] \t\n"
156 "lwc1 %[in1], 128*4(%[w]) \t\n"
157 "lwc1 %[in2], 128*4(%[p]) \t\n"
158 "madd.s %[sum], %[sum], %[in4], %[in5] \t\n"
159 "nmadd.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
160 "lwc1 %[in3], 128*4(%[w2]) \t\n"
161 "lwc1 %[in4], 192*4(%[w]) \t\n"
162 "madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
163 "lwc1 %[in5], 192*4(%[p]) \t\n"
164 "lwc1 %[in6], 192*4(%[w2]) \t\n"
165 "nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
166 "lwc1 %[in1], 256*4(%[w]) \t\n"
167 "lwc1 %[in2], 256*4(%[p]) \t\n"
168 "madd.s %[sum], %[sum], %[in4], %[in5] \t\n"
169 "nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
170 "lwc1 %[in3], 256*4(%[w2]) \t\n"
171 "lwc1 %[in4], 320*4(%[w]) \t\n"
172 "madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
173 "lwc1 %[in5], 320*4(%[p]) \t\n"
174 "lwc1 %[in6], 320*4(%[w2]) \t\n"
175 "nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
176 "lwc1 %[in1], 384*4(%[w]) \t\n"
177 "lwc1 %[in2], 384*4(%[p]) \t\n"
178 "madd.s %[sum], %[sum], %[in4], %[in5] \t\n"
179 "nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
180 "lwc1 %[in3], 384*4(%[w2]) \t\n"
181 "lwc1 %[in4], 448*4(%[w]) \t\n"
182 "madd.s %[sum], %[sum], %[in1], %[in2] \t\n"
183 "lwc1 %[in5], 448*4(%[p]) \t\n"
184 "lwc1 %[in6], 448*4(%[w2]) \t\n"
185 "nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
186 "madd.s %[sum], %[sum], %[in4], %[in5] \t\n"
187 "lwc1 %[in1], 32*4(%[w]) \t\n"
188 "lwc1 %[in2], 0(%[p2]) \t\n"
189 "nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
190 "lwc1 %[in3], 32*4(%[w2]) \t\n"
191 "lwc1 %[in4], 96*4(%[w]) \t\n"
192 "lwc1 %[in5], 64*4(%[p2]) \t\n"
193 "nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
194 "lwc1 %[in6], 96*4(%[w2]) \t\n"
195 "nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
196 "lwc1 %[in1], 160*4(%[w]) \t\n"
197 "nmsub.s %[sum], %[sum], %[in4], %[in5] \t\n"
198 "lwc1 %[in2], 128*4(%[p2]) \t\n"
199 "nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
200 "lwc1 %[in3], 160*4(%[w2]) \t\n"
201 "lwc1 %[in4], 224*4(%[w]) \t\n"
202 "lwc1 %[in5], 192*4(%[p2]) \t\n"
203 "nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
204 "lwc1 %[in6], 224*4(%[w2]) \t\n"
205 "nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
206 "lwc1 %[in1], 288*4(%[w]) \t\n"
207 "nmsub.s %[sum], %[sum], %[in4], %[in5] \t\n"
208 "lwc1 %[in2], 256*4(%[p2]) \t\n"
209 "nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
210 "lwc1 %[in3], 288*4(%[w2]) \t\n"
211 "lwc1 %[in4], 352*4(%[w]) \t\n"
212 "lwc1 %[in5], 320*4(%[p2]) \t\n"
213 "nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
214 "lwc1 %[in6], 352*4(%[w2]) \t\n"
215 "nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
216 "lwc1 %[in1], 416*4(%[w]) \t\n"
217 "nmsub.s %[sum], %[sum], %[in4], %[in5] \t\n"
218 "lwc1 %[in2], 384*4(%[p2]) \t\n"
219 "nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
220 "lwc1 %[in3], 416*4(%[w2]) \t\n"
221 "lwc1 %[in4], 480*4(%[w]) \t\n"
222 "lwc1 %[in5], 448*4(%[p2]) \t\n"
223 "nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
224 "lwc1 %[in6], 480*4(%[w2]) \t\n"
225 "nmsub.s %[sum2], %[sum2], %[in2], %[in3] \t\n"
226 "addiu %[w], %[w], 4 \t\n"
227 "nmsub.s %[sum], %[sum], %[in4], %[in5] \t\n"
228 "addiu %[w2], %[w2], -4 \t\n"
229 "nmsub.s %[sum2], %[sum2], %[in5], %[in6] \t\n"
230 "addu %[j], %[j], 4 \t\n"
231 "addiu %[p], 4 \t\n"
232 "swc1 %[sum], 0(%[samples]) \t\n"
233 "addiu %[p2], -4 \t\n"
234 "swc1 %[sum2], 0(%[samples2]) \t\n"
235 "addu %[samples], %[samples], %[incr1] \t\n"
236 "subu %[samples2], %[samples2], %[incr1] \t\n"
237 "bne %[j], 64, ff_mpadsp_apply_window_loop%= \t\n"
238
239 "lwc1 %[in1], 48*4(%[window]) \t\n"
240 "lwc1 %[in2], 32*4(%[synth_buf]) \t\n"
241 "lwc1 %[in3], 112*4(%[window]) \t\n"
242 "lwc1 %[in4], 96*4(%[synth_buf]) \t\n"
243 "lwc1 %[in5], 176*4(%[window]) \t\n"
244 "lwc1 %[in6], 160*4(%[synth_buf]) \t\n"
245 "mul.s %[sum], %[in1], %[in2] \t\n"
246 "lwc1 %[in7], 240*4(%[window]) \t\n"
247 "lwc1 %[in8], 224*4(%[synth_buf]) \t\n"
248 "lwc1 %[in1], 304*4(%[window]) \t\n"
249 "nmadd.s %[sum], %[sum], %[in3], %[in4] \t\n"
250 "lwc1 %[in2], 288*4(%[synth_buf]) \t\n"
251 "lwc1 %[in3], 368*4(%[window]) \t\n"
252 "lwc1 %[in4], 352*4(%[synth_buf]) \t\n"
253 "nmsub.s %[sum], %[sum], %[in5], %[in6] \t\n"
254 "nmsub.s %[sum], %[sum], %[in7], %[in8] \t\n"
255 "lwc1 %[in5], 432*4(%[window]) \t\n"
256 "lwc1 %[in6], 416*4(%[synth_buf]) \t\n"
257 "nmsub.s %[sum], %[sum], %[in1], %[in2] \t\n"
258 "lwc1 %[in7], 496*4(%[window]) \t\n"
259 "lwc1 %[in8], 480*4(%[synth_buf]) \t\n"
260 "nmsub.s %[sum], %[sum], %[in3], %[in4] \t\n"
261 "nmsub.s %[sum], %[sum], %[in5], %[in6] \t\n"
262 "nmsub.s %[sum], %[sum], %[in7], %[in8] \t\n"
263 "swc1 %[sum], 0(%[samples]) \t\n"
264
265 : [sum] "=&f" (sum), [sum2] "=&f" (sum2),
266 [w2] "=&r" (w2), [w] "=&r" (w),
267 [p] "=&r" (p), [p2] "=&r" (p2), [j] "=&r" (j),
268 [samples] "+r" (samples), [samples2] "=&r" (samples2),
269 [in1] "=&f" (in1), [in2] "=&f" (in2),
270 [in3] "=&f" (in3), [in4] "=&f" (in4),
271 [in5] "=&f" (in5), [in6] "=&f" (in6),
272 [in7] "=&f" (in7), [in8] "=&f" (in8),
273 [t_sample] "=&r" (t_sample)
274 : [synth_buf] "r" (synth_buf), [window] "r" (window),
275 [dither_state] "r" (dither_state), [incr1] "r" (incr1)
276 : "memory"
277 );
278 }
279
280 static void ff_dct32_mips_float(float *out, const float *tab)
281 {
282 float val0 , val1 , val2 , val3 , val4 , val5 , val6 , val7,
283 val8 , val9 , val10, val11, val12, val13, val14, val15,
284 val16, val17, val18, val19, val20, val21, val22, val23,
285 val24, val25, val26, val27, val28, val29, val30, val31;
286 float fTmp1, fTmp2, fTmp3, fTmp4, fTmp5, fTmp6, fTmp7, fTmp8,
287 fTmp9, fTmp10, fTmp11;
288
289 /**
290 * instructions are scheduled to minimize pipeline stall.
291 */
292 __asm__ volatile (
293 "lwc1 %[fTmp1], 0*4(%[tab]) \n\t"
294 "lwc1 %[fTmp2], 31*4(%[tab]) \n\t"
295 "lwc1 %[fTmp3], 15*4(%[tab]) \n\t"
296 "lwc1 %[fTmp4], 16*4(%[tab]) \n\t"
297 "li.s %[fTmp7], 0.50241928618815570551 \n\t"
298 "add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
299 "sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
300 "add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
301 "sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
302 "li.s %[fTmp10], 0.50060299823519630134 \n\t"
303 "li.s %[fTmp11], 10.19000812354805681150 \n\t"
304 "mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
305 "add.s %[val0], %[fTmp5], %[fTmp6] \n\t"
306 "sub.s %[val15], %[fTmp5], %[fTmp6] \n\t"
307 "lwc1 %[fTmp1], 7*4(%[tab]) \n\t"
308 "lwc1 %[fTmp2], 24*4(%[tab]) \n\t"
309 "madd.s %[val16], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
310 "nmsub.s %[val31], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
311 "mul.s %[val15], %[val15], %[fTmp7] \n\t"
312 "lwc1 %[fTmp3], 8*4(%[tab]) \n\t"
313 "lwc1 %[fTmp4], 23*4(%[tab]) \n\t"
314 "add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
315 "mul.s %[val31], %[val31], %[fTmp7] \n\t"
316 "sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
317 "add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
318 "sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
319 "li.s %[fTmp7], 5.10114861868916385802 \n\t"
320 "li.s %[fTmp10], 0.67480834145500574602 \n\t"
321 "li.s %[fTmp11], 0.74453627100229844977 \n\t"
322 "add.s %[val7], %[fTmp5], %[fTmp6] \n\t"
323 "sub.s %[val8], %[fTmp5], %[fTmp6] \n\t"
324 "mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
325 "li.s %[fTmp1], 0.50979557910415916894 \n\t"
326 "sub.s %[fTmp2], %[val0], %[val7] \n\t"
327 "mul.s %[val8], %[val8], %[fTmp7] \n\t"
328 "madd.s %[val23], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
329 "nmsub.s %[val24], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
330 "add.s %[val0], %[val0], %[val7] \n\t"
331 "mul.s %[val7], %[fTmp1], %[fTmp2] \n\t"
332 "sub.s %[fTmp2], %[val15], %[val8] \n\t"
333 "add.s %[val8], %[val15], %[val8] \n\t"
334 "mul.s %[val24], %[val24], %[fTmp7] \n\t"
335 "sub.s %[fTmp3], %[val16], %[val23] \n\t"
336 "add.s %[val16], %[val16], %[val23] \n\t"
337 "mul.s %[val15], %[fTmp1], %[fTmp2] \n\t"
338 "sub.s %[fTmp4], %[val31], %[val24] \n\t"
339 "mul.s %[val23], %[fTmp1], %[fTmp3] \n\t"
340 "add.s %[val24], %[val31], %[val24] \n\t"
341 "mul.s %[val31], %[fTmp1], %[fTmp4] \n\t"
342
343 : [fTmp1] "=&f" (fTmp1), [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3),
344 [fTmp4] "=&f" (fTmp4), [fTmp5] "=&f" (fTmp5), [fTmp6] "=&f" (fTmp6),
345 [fTmp7] "=&f" (fTmp7), [fTmp8] "=&f" (fTmp8), [fTmp9] "=&f" (fTmp9),
346 [fTmp10] "=&f" (fTmp10), [fTmp11] "=&f" (fTmp11),
347 [val0] "=f" (val0), [val7] "=f" (val7),
348 [val8] "=f" (val8), [val15] "=f" (val15),
349 [val16] "=f" (val16), [val23] "=f" (val23),
350 [val24] "=f" (val24), [val31] "=f" (val31)
351 : [tab] "r" (tab)
352 : "memory"
353 );
354
355 __asm__ volatile (
356 "lwc1 %[fTmp1], 3*4(%[tab]) \n\t"
357 "lwc1 %[fTmp2], 28*4(%[tab]) \n\t"
358 "lwc1 %[fTmp3], 12*4(%[tab]) \n\t"
359 "lwc1 %[fTmp4], 19*4(%[tab]) \n\t"
360 "li.s %[fTmp7], 0.64682178335999012954 \n\t"
361 "add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
362 "sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
363 "add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
364 "sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
365 "li.s %[fTmp10], 0.53104259108978417447 \n\t"
366 "li.s %[fTmp11], 1.48416461631416627724 \n\t"
367 "mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
368 "add.s %[val3], %[fTmp5], %[fTmp6] \n\t"
369 "sub.s %[val12], %[fTmp5], %[fTmp6] \n\t"
370 "lwc1 %[fTmp1], 4*4(%[tab]) \n\t"
371 "lwc1 %[fTmp2], 27*4(%[tab]) \n\t"
372 "madd.s %[val19], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
373 "nmsub.s %[val28], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
374 "mul.s %[val12], %[val12], %[fTmp7] \n\t"
375 "lwc1 %[fTmp3], 11*4(%[tab]) \n\t"
376 "lwc1 %[fTmp4], 20*4(%[tab]) \n\t"
377 "add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
378 "mul.s %[val28], %[val28], %[fTmp7] \n\t"
379 "sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
380 "li.s %[fTmp7], 0.78815462345125022473 \n\t"
381 "add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
382 "sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
383 "li.s %[fTmp10], 0.55310389603444452782 \n\t"
384 "li.s %[fTmp11], 1.16943993343288495515 \n\t"
385 "mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
386 "add.s %[val4], %[fTmp5], %[fTmp6] \n\t"
387 "sub.s %[val11], %[fTmp5], %[fTmp6] \n\t"
388 "li.s %[fTmp1], 2.56291544774150617881 \n\t"
389 "madd.s %[val20], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
390 "nmsub.s %[val27], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
391 "mul.s %[val11], %[val11], %[fTmp7] \n\t"
392 "sub.s %[fTmp2], %[val3], %[val4] \n\t"
393 "add.s %[val3], %[val3], %[val4] \n\t"
394 "sub.s %[fTmp4], %[val19], %[val20] \n\t"
395 "mul.s %[val27], %[val27], %[fTmp7] \n\t"
396 "sub.s %[fTmp3], %[val12], %[val11] \n\t"
397 "mul.s %[val4], %[fTmp1], %[fTmp2] \n\t"
398 "add.s %[val11], %[val12], %[val11] \n\t"
399 "add.s %[val19], %[val19], %[val20] \n\t"
400 "mul.s %[val20], %[fTmp1], %[fTmp4] \n\t"
401 "mul.s %[val12], %[fTmp1], %[fTmp3] \n\t"
402 "sub.s %[fTmp2], %[val28], %[val27] \n\t"
403 "add.s %[val27], %[val28], %[val27] \n\t"
404 "mul.s %[val28], %[fTmp1], %[fTmp2] \n\t"
405
406 : [fTmp1] "=&f" (fTmp1), [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3),
407 [fTmp4] "=&f" (fTmp4), [fTmp5] "=&f" (fTmp5), [fTmp6] "=&f" (fTmp6),
408 [fTmp7] "=&f" (fTmp7), [fTmp8] "=&f" (fTmp8), [fTmp9] "=&f" (fTmp9),
409 [fTmp10] "=&f" (fTmp10), [fTmp11] "=&f" (fTmp11),
410 [val3] "=f" (val3), [val4] "=f" (val4),
411 [val11] "=f" (val11), [val12] "=f" (val12),
412 [val19] "=f" (val19), [val20] "=f" (val20),
413 [val27] "=f" (val27), [val28] "=f" (val28)
414 : [tab] "r" (tab)
415 : "memory"
416 );
417
418 __asm__ volatile (
419 "li.s %[fTmp1], 0.54119610014619698439 \n\t"
420 "sub.s %[fTmp2], %[val0], %[val3] \n\t"
421 "add.s %[val0], %[val0], %[val3] \n\t"
422 "sub.s %[fTmp3], %[val7], %[val4] \n\t"
423 "add.s %[val4], %[val7], %[val4] \n\t"
424 "sub.s %[fTmp4], %[val8], %[val11] \n\t"
425 "mul.s %[val3], %[fTmp1], %[fTmp2] \n\t"
426 "add.s %[val8], %[val8], %[val11] \n\t"
427 "mul.s %[val7], %[fTmp1], %[fTmp3] \n\t"
428 "sub.s %[fTmp2], %[val15], %[val12] \n\t"
429 "mul.s %[val11], %[fTmp1], %[fTmp4] \n\t"
430 "add.s %[val12], %[val15], %[val12] \n\t"
431 "mul.s %[val15], %[fTmp1], %[fTmp2] \n\t"
432
433 : [val0] "+f" (val0), [val3] "+f" (val3),
434 [val4] "+f" (val4), [val7] "+f" (val7),
435 [val8] "+f" (val8), [val11] "+f" (val11),
436 [val12] "+f" (val12), [val15] "+f" (val15),
437 [fTmp1] "=f" (fTmp1), [fTmp2] "=&f" (fTmp2),
438 [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4)
439 :
440 );
441
442 __asm__ volatile (
443 "sub.s %[fTmp2], %[val16], %[val19] \n\t"
444 "add.s %[val16], %[val16], %[val19] \n\t"
445 "sub.s %[fTmp3], %[val23], %[val20] \n\t"
446 "add.s %[val20], %[val23], %[val20] \n\t"
447 "sub.s %[fTmp4], %[val24], %[val27] \n\t"
448 "mul.s %[val19], %[fTmp1], %[fTmp2] \n\t"
449 "add.s %[val24], %[val24], %[val27] \n\t"
450 "mul.s %[val23], %[fTmp1], %[fTmp3] \n\t"
451 "sub.s %[fTmp2], %[val31], %[val28] \n\t"
452 "mul.s %[val27], %[fTmp1], %[fTmp4] \n\t"
453 "add.s %[val28], %[val31], %[val28] \n\t"
454 "mul.s %[val31], %[fTmp1], %[fTmp2] \n\t"
455
456 : [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
457 [val16] "+f" (val16), [val19] "+f" (val19), [val20] "+f" (val20),
458 [val23] "+f" (val23), [val24] "+f" (val24), [val27] "+f" (val27),
459 [val28] "+f" (val28), [val31] "+f" (val31)
460 : [fTmp1] "f" (fTmp1)
461 );
462
463 __asm__ volatile (
464 "lwc1 %[fTmp1], 1*4(%[tab]) \n\t"
465 "lwc1 %[fTmp2], 30*4(%[tab]) \n\t"
466 "lwc1 %[fTmp3], 14*4(%[tab]) \n\t"
467 "lwc1 %[fTmp4], 17*4(%[tab]) \n\t"
468 "li.s %[fTmp7], 0.52249861493968888062 \n\t"
469 "add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
470 "sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
471 "add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
472 "sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
473 "li.s %[fTmp10], 0.50547095989754365998 \n\t"
474 "li.s %[fTmp11], 3.40760841846871878570 \n\t"
475 "mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
476 "add.s %[val1], %[fTmp5], %[fTmp6] \n\t"
477 "sub.s %[val14], %[fTmp5], %[fTmp6] \n\t"
478 "lwc1 %[fTmp1], 6*4(%[tab]) \n\t"
479 "lwc1 %[fTmp2], 25*4(%[tab]) \n\t"
480 "madd.s %[val17], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
481 "nmsub.s %[val30], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
482 "mul.s %[val14], %[val14], %[fTmp7] \n\t"
483 "lwc1 %[fTmp3], 9*4(%[tab]) \n\t"
484 "lwc1 %[fTmp4], 22*4(%[tab]) \n\t"
485 "add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
486 "mul.s %[val30], %[val30], %[fTmp7] \n\t"
487 "sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
488 "add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
489 "sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
490 "li.s %[fTmp7], 1.72244709823833392782 \n\t"
491 "li.s %[fTmp10], 0.62250412303566481615 \n\t"
492 "li.s %[fTmp11], 0.83934964541552703873 \n\t"
493 "add.s %[val6], %[fTmp5], %[fTmp6] \n\t"
494 "sub.s %[val9], %[fTmp5], %[fTmp6] \n\t"
495 "mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
496 "li.s %[fTmp1], 0.60134488693504528054 \n\t"
497 "sub.s %[fTmp2], %[val1], %[val6] \n\t"
498 "add.s %[val1], %[val1], %[val6] \n\t"
499 "mul.s %[val9], %[val9], %[fTmp7] \n\t"
500 "madd.s %[val22], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
501 "nmsub.s %[val25], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
502 "mul.s %[val6], %[fTmp1], %[fTmp2] \n\t"
503 "sub.s %[fTmp2], %[val14], %[val9] \n\t"
504 "add.s %[val9], %[val14], %[val9] \n\t"
505 "mul.s %[val25], %[val25], %[fTmp7] \n\t"
506 "sub.s %[fTmp3], %[val17], %[val22] \n\t"
507 "add.s %[val17], %[val17], %[val22] \n\t"
508 "mul.s %[val14], %[fTmp1], %[fTmp2] \n\t"
509 "sub.s %[fTmp2], %[val30], %[val25] \n\t"
510 "mul.s %[val22], %[fTmp1], %[fTmp3] \n\t"
511 "add.s %[val25], %[val30], %[val25] \n\t"
512 "mul.s %[val30], %[fTmp1], %[fTmp2] \n\t"
513
514 : [fTmp1] "=&f" (fTmp1), [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3),
515 [fTmp4] "=&f" (fTmp4), [fTmp5] "=&f" (fTmp5), [fTmp6] "=&f" (fTmp6),
516 [fTmp7] "=&f" (fTmp7), [fTmp8] "=&f" (fTmp8), [fTmp9] "=&f" (fTmp9),
517 [fTmp10] "=&f" (fTmp10), [fTmp11] "=&f" (fTmp11),
518 [val1] "=f" (val1), [val6] "=f" (val6),
519 [val9] "=f" (val9), [val14] "=f" (val14),
520 [val17] "=f" (val17), [val22] "=f" (val22),
521 [val25] "=f" (val25), [val30] "=f" (val30)
522 : [tab] "r" (tab)
523 : "memory"
524 );
525
526 __asm__ volatile (
527 "lwc1 %[fTmp1], 2*4(%[tab]) \n\t"
528 "lwc1 %[fTmp2], 29*4(%[tab]) \n\t"
529 "lwc1 %[fTmp3], 13*4(%[tab]) \n\t"
530 "lwc1 %[fTmp4], 18*4(%[tab]) \n\t"
531 "li.s %[fTmp7], 0.56694403481635770368 \n\t"
532 "add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
533 "sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
534 "add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
535 "sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
536 "li.s %[fTmp10], 0.51544730992262454697 \n\t"
537 "li.s %[fTmp11], 2.05778100995341155085 \n\t"
538 "mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
539 "add.s %[val2], %[fTmp5], %[fTmp6] \n\t"
540 "sub.s %[val13], %[fTmp5], %[fTmp6] \n\t"
541 "lwc1 %[fTmp1], 5*4(%[tab]) \n\t"
542 "lwc1 %[fTmp2], 26*4(%[tab]) \n\t"
543 "madd.s %[val18], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
544 "nmsub.s %[val29], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
545 "mul.s %[val13], %[val13], %[fTmp7] \n\t"
546 "lwc1 %[fTmp3], 10*4(%[tab]) \n\t"
547 "lwc1 %[fTmp4], 21*4(%[tab]) \n\t"
548 "mul.s %[val29], %[val29], %[fTmp7] \n\t"
549 "add.s %[fTmp5], %[fTmp1], %[fTmp2] \n\t"
550 "sub.s %[fTmp8], %[fTmp1], %[fTmp2] \n\t"
551 "add.s %[fTmp6], %[fTmp3], %[fTmp4] \n\t"
552 "sub.s %[fTmp9], %[fTmp3], %[fTmp4] \n\t"
553 "li.s %[fTmp7], 1.06067768599034747134 \n\t"
554 "li.s %[fTmp10], 0.58293496820613387367 \n\t"
555 "li.s %[fTmp11], 0.97256823786196069369 \n\t"
556 "add.s %[val5], %[fTmp5], %[fTmp6] \n\t"
557 "sub.s %[val10], %[fTmp5], %[fTmp6] \n\t"
558 "mul.s %[fTmp8], %[fTmp8], %[fTmp10] \n\t"
559 "li.s %[fTmp1], 0.89997622313641570463 \n\t"
560 "sub.s %[fTmp2], %[val2], %[val5] \n\t"
561 "mul.s %[val10], %[val10], %[fTmp7] \n\t"
562 "madd.s %[val21], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
563 "nmsub.s %[val26], %[fTmp8], %[fTmp9], %[fTmp11] \n\t"
564 "add.s %[val2], %[val2], %[val5] \n\t"
565 "mul.s %[val5], %[fTmp1], %[fTmp2] \n\t"
566 "sub.s %[fTmp3], %[val13], %[val10] \n\t"
567 "add.s %[val10], %[val13], %[val10] \n\t"
568 "mul.s %[val26], %[val26], %[fTmp7] \n\t"
569 "sub.s %[fTmp4], %[val18], %[val21] \n\t"
570 "add.s %[val18], %[val18], %[val21] \n\t"
571 "mul.s %[val13], %[fTmp1], %[fTmp3] \n\t"
572 "sub.s %[fTmp2], %[val29], %[val26] \n\t"
573 "add.s %[val26], %[val29], %[val26] \n\t"
574 "mul.s %[val21], %[fTmp1], %[fTmp4] \n\t"
575 "mul.s %[val29], %[fTmp1], %[fTmp2] \n\t"
576
577 : [fTmp1] "=&f" (fTmp1), [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3),
578 [fTmp4] "=&f" (fTmp4), [fTmp5] "=&f" (fTmp5), [fTmp6] "=&f" (fTmp6),
579 [fTmp7] "=&f" (fTmp7), [fTmp8] "=&f" (fTmp8), [fTmp9] "=&f" (fTmp9),
580 [fTmp10] "=&f" (fTmp10), [fTmp11] "=&f" (fTmp11),
581 [val2] "=f" (val2), [val5] "=f" (val5),
582 [val10] "=f" (val10), [val13] "=f" (val13),
583 [val18] "=f" (val18), [val21] "=f" (val21),
584 [val26] "=f" (val26), [val29] "=f" (val29)
585 : [tab] "r" (tab)
586 : "memory"
587 );
588
589 __asm__ volatile (
590 "li.s %[fTmp1], 1.30656296487637652785 \n\t"
591 "sub.s %[fTmp2], %[val1], %[val2] \n\t"
592 "add.s %[val1], %[val1], %[val2] \n\t"
593 "sub.s %[fTmp3], %[val6], %[val5] \n\t"
594 "add.s %[val5], %[val6], %[val5] \n\t"
595 "sub.s %[fTmp4], %[val9], %[val10] \n\t"
596 "mul.s %[val2], %[fTmp1], %[fTmp2] \n\t"
597 "add.s %[val9], %[val9], %[val10] \n\t"
598 "mul.s %[val6], %[fTmp1], %[fTmp3] \n\t"
599 "sub.s %[fTmp2], %[val14], %[val13] \n\t"
600 "mul.s %[val10], %[fTmp1], %[fTmp4] \n\t"
601 "add.s %[val13], %[val14], %[val13] \n\t"
602 "mul.s %[val14], %[fTmp1], %[fTmp2] \n\t"
603
604 : [fTmp1] "=f" (fTmp1), [fTmp2] "=&f" (fTmp2),
605 [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
606 [val1] "+f" (val1), [val2] "+f" (val2),
607 [val5] "+f" (val5), [val6] "+f" (val6),
608 [val9] "+f" (val9), [val10] "+f" (val10),
609 [val13] "+f" (val13), [val14] "+f" (val14)
610 :
611 );
612
613 __asm__ volatile (
614 "sub.s %[fTmp2], %[val17], %[val18] \n\t"
615 "add.s %[val17], %[val17], %[val18] \n\t"
616 "sub.s %[fTmp3], %[val22], %[val21] \n\t"
617 "add.s %[val21], %[val22], %[val21] \n\t"
618 "sub.s %[fTmp4], %[val25], %[val26] \n\t"
619 "mul.s %[val18], %[fTmp1], %[fTmp2] \n\t"
620 "add.s %[val25], %[val25], %[val26] \n\t"
621 "mul.s %[val22], %[fTmp1], %[fTmp3] \n\t"
622 "sub.s %[fTmp2], %[val30], %[val29] \n\t"
623 "mul.s %[val26], %[fTmp1], %[fTmp4] \n\t"
624 "add.s %[val29], %[val30], %[val29] \n\t"
625 "mul.s %[val30], %[fTmp1], %[fTmp2] \n\t"
626
627 : [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
628 [val17] "+f" (val17), [val18] "+f" (val18), [val21] "+f" (val21),
629 [val22] "+f" (val22), [val25] "+f" (val25), [val26] "+f" (val26),
630 [val29] "+f" (val29), [val30] "+f" (val30)
631 : [fTmp1] "f" (fTmp1)
632 );
633
634 __asm__ volatile (
635 "li.s %[fTmp1], 0.70710678118654752439 \n\t"
636 "sub.s %[fTmp2], %[val0], %[val1] \n\t"
637 "add.s %[val0], %[val0], %[val1] \n\t"
638 "sub.s %[fTmp3], %[val3], %[val2] \n\t"
639 "add.s %[val2], %[val3], %[val2] \n\t"
640 "sub.s %[fTmp4], %[val4], %[val5] \n\t"
641 "mul.s %[val1], %[fTmp1], %[fTmp2] \n\t"
642 "swc1 %[val0], 0(%[out]) \n\t"
643 "mul.s %[val3], %[fTmp3], %[fTmp1] \n\t"
644 "add.s %[val4], %[val4], %[val5] \n\t"
645 "mul.s %[val5], %[fTmp1], %[fTmp4] \n\t"
646 "swc1 %[val1], 16*4(%[out]) \n\t"
647 "sub.s %[fTmp2], %[val7], %[val6] \n\t"
648 "add.s %[val2], %[val2], %[val3] \n\t"
649 "swc1 %[val3], 24*4(%[out]) \n\t"
650 "add.s %[val6], %[val7], %[val6] \n\t"
651 "mul.s %[val7], %[fTmp1], %[fTmp2] \n\t"
652 "swc1 %[val2], 8*4(%[out]) \n\t"
653 "add.s %[val6], %[val6], %[val7] \n\t"
654 "swc1 %[val7], 28*4(%[out]) \n\t"
655 "add.s %[val4], %[val4], %[val6] \n\t"
656 "add.s %[val6], %[val6], %[val5] \n\t"
657 "add.s %[val5], %[val5], %[val7] \n\t"
658 "swc1 %[val4], 4*4(%[out]) \n\t"
659 "swc1 %[val5], 20*4(%[out]) \n\t"
660 "swc1 %[val6], 12*4(%[out]) \n\t"
661
662 : [fTmp1] "=f" (fTmp1), [fTmp2] "=&f" (fTmp2),
663 [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
664 [val0] "+f" (val0), [val1] "+f" (val1),
665 [val2] "+f" (val2), [val3] "+f" (val3),
666 [val4] "+f" (val4), [val5] "+f" (val5),
667 [val6] "+f" (val6), [val7] "+f" (val7)
668 : [out] "r" (out)
669 );
670
671 __asm__ volatile (
672 "sub.s %[fTmp2], %[val8], %[val9] \n\t"
673 "add.s %[val8], %[val8], %[val9] \n\t"
674 "sub.s %[fTmp3], %[val11], %[val10] \n\t"
675 "add.s %[val10], %[val11], %[val10] \n\t"
676 "sub.s %[fTmp4], %[val12], %[val13] \n\t"
677 "mul.s %[val9], %[fTmp1], %[fTmp2] \n\t"
678 "add.s %[val12], %[val12], %[val13] \n\t"
679 "mul.s %[val11], %[fTmp1], %[fTmp3] \n\t"
680 "sub.s %[fTmp2], %[val15], %[val14] \n\t"
681 "mul.s %[val13], %[fTmp1], %[fTmp4] \n\t"
682 "add.s %[val14], %[val15], %[val14] \n\t"
683 "add.s %[val10], %[val10], %[val11] \n\t"
684 "mul.s %[val15], %[fTmp1], %[fTmp2] \n\t"
685 "add.s %[val14], %[val14], %[val15] \n\t"
686 "add.s %[val12], %[val12], %[val14] \n\t"
687 "add.s %[val14], %[val14], %[val13] \n\t"
688 "add.s %[val13], %[val13], %[val15] \n\t"
689 "add.s %[val8], %[val8], %[val12] \n\t"
690 "add.s %[val12], %[val12], %[val10] \n\t"
691 "add.s %[val10], %[val10], %[val14] \n\t"
692 "add.s %[val14], %[val14], %[val9] \n\t"
693 "add.s %[val9], %[val9], %[val13] \n\t"
694 "add.s %[val13], %[val13], %[val11] \n\t"
695 "add.s %[val11], %[val11], %[val15] \n\t"
696 "swc1 %[val8], 2*4(%[out]) \n\t"
697 "swc1 %[val9], 18*4(%[out]) \n\t"
698 "swc1 %[val10], 10*4(%[out]) \n\t"
699 "swc1 %[val11], 26*4(%[out]) \n\t"
700 "swc1 %[val12], 6*4(%[out]) \n\t"
701 "swc1 %[val13], 22*4(%[out]) \n\t"
702 "swc1 %[val14], 14*4(%[out]) \n\t"
703 "swc1 %[val15], 30*4(%[out]) \n\t"
704
705 : [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
706 [val8] "+f" (val8), [val9] "+f" (val9), [val10] "+f" (val10),
707 [val11] "+f" (val11), [val12] "+f" (val12), [val13] "+f" (val13),
708 [val14] "+f" (val14), [val15] "+f" (val15)
709 : [fTmp1] "f" (fTmp1), [out] "r" (out)
710 );
711
712 __asm__ volatile (
713 "sub.s %[fTmp2], %[val16], %[val17] \n\t"
714 "add.s %[val16], %[val16], %[val17] \n\t"
715 "sub.s %[fTmp3], %[val19], %[val18] \n\t"
716 "add.s %[val18], %[val19], %[val18] \n\t"
717 "sub.s %[fTmp4], %[val20], %[val21] \n\t"
718 "mul.s %[val17], %[fTmp1], %[fTmp2] \n\t"
719 "add.s %[val20], %[val20], %[val21] \n\t"
720 "mul.s %[val19], %[fTmp1], %[fTmp3] \n\t"
721 "sub.s %[fTmp2], %[val23], %[val22] \n\t"
722 "mul.s %[val21], %[fTmp1], %[fTmp4] \n\t"
723 "add.s %[val22], %[val23], %[val22] \n\t"
724 "add.s %[val18], %[val18], %[val19] \n\t"
725 "mul.s %[val23], %[fTmp1], %[fTmp2] \n\t"
726 "add.s %[val22], %[val22], %[val23] \n\t"
727 "add.s %[val20], %[val20], %[val22] \n\t"
728 "add.s %[val22], %[val22], %[val21] \n\t"
729 "add.s %[val21], %[val21], %[val23] \n\t"
730
731 : [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
732 [val16] "+f" (val16), [val17] "+f" (val17), [val18] "+f" (val18),
733 [val19] "+f" (val19), [val20] "+f" (val20), [val21] "+f" (val21),
734 [val22] "+f" (val22), [val23] "+f" (val23)
735 : [fTmp1] "f" (fTmp1)
736 );
737
738 __asm__ volatile (
739 "sub.s %[fTmp2], %[val24], %[val25] \n\t"
740 "add.s %[val24], %[val24], %[val25] \n\t"
741 "sub.s %[fTmp3], %[val27], %[val26] \n\t"
742 "add.s %[val26], %[val27], %[val26] \n\t"
743 "sub.s %[fTmp4], %[val28], %[val29] \n\t"
744 "mul.s %[val25], %[fTmp1], %[fTmp2] \n\t"
745 "add.s %[val28], %[val28], %[val29] \n\t"
746 "mul.s %[val27], %[fTmp1], %[fTmp3] \n\t"
747 "sub.s %[fTmp2], %[val31], %[val30] \n\t"
748 "mul.s %[val29], %[fTmp1], %[fTmp4] \n\t"
749 "add.s %[val30], %[val31], %[val30] \n\t"
750 "add.s %[val26], %[val26], %[val27] \n\t"
751 "mul.s %[val31], %[fTmp1], %[fTmp2] \n\t"
752 "add.s %[val30], %[val30], %[val31] \n\t"
753 "add.s %[val28], %[val28], %[val30] \n\t"
754 "add.s %[val30], %[val30], %[val29] \n\t"
755 "add.s %[val29], %[val29], %[val31] \n\t"
756 "add.s %[val24], %[val24], %[val28] \n\t"
757 "add.s %[val28], %[val28], %[val26] \n\t"
758 "add.s %[val26], %[val26], %[val30] \n\t"
759 "add.s %[val30], %[val30], %[val25] \n\t"
760 "add.s %[val25], %[val25], %[val29] \n\t"
761 "add.s %[val29], %[val29], %[val27] \n\t"
762 "add.s %[val27], %[val27], %[val31] \n\t"
763
764 : [fTmp2] "=&f" (fTmp2), [fTmp3] "=&f" (fTmp3), [fTmp4] "=&f" (fTmp4),
765 [val24] "+f" (val24), [val25] "+f" (val25), [val26] "+f" (val26),
766 [val27] "+f" (val27), [val28] "+f" (val28), [val29] "+f" (val29),
767 [val30] "+f" (val30), [val31] "+f" (val31)
768 : [fTmp1] "f" (fTmp1)
769 );
770
771 out[ 1] = val16 + val24;
772 out[17] = val17 + val25;
773 out[ 9] = val18 + val26;
774 out[25] = val19 + val27;
775 out[ 5] = val20 + val28;
776 out[21] = val21 + val29;
777 out[13] = val22 + val30;
778 out[29] = val23 + val31;
779 out[ 3] = val24 + val20;
780 out[19] = val25 + val21;
781 out[11] = val26 + val22;
782 out[27] = val27 + val23;
783 out[ 7] = val28 + val18;
784 out[23] = val29 + val19;
785 out[15] = val30 + val17;
786 out[31] = val31;
787 }
788
789 static void imdct36_mips_float(float *out, float *buf, float *in, float *win)
790 {
791 float t0, t1, t2, t3, s0, s1, s2, s3;
792 float tmp[18];
793 /* temporary variables */
794 float in1, in2, in3, in4, in5, in6;
795 float out1, out2, out3, out4, out5;
796 float c1, c2, c3, c4, c5, c6, c7, c8, c9;
797
798 /**
799 * all loops are unrolled totally, and instructions are scheduled to
800 * minimize pipeline stall. instructions of the first two loops are
801 * reorganized, in order to eliminate unnecessary readings and
802 * writings into array. values defined in macros and tables are
803 * eliminated - they are directly loaded in appropriate variables
804 */
805
806 /* loop 1 and 2 */
807 __asm__ volatile (
808 "lwc1 %[in1], 17*4(%[in]) \t\n"
809 "lwc1 %[in2], 16*4(%[in]) \t\n"
810 "lwc1 %[in3], 15*4(%[in]) \t\n"
811 "lwc1 %[in4], 14*4(%[in]) \t\n"
812 "lwc1 %[in5], 13*4(%[in]) \t\n"
813 "lwc1 %[in6], 12*4(%[in]) \t\n"
814 "add.s %[out1], %[in1], %[in2] \t\n"
815 "add.s %[out2], %[in2], %[in3] \t\n"
816 "add.s %[out3], %[in3], %[in4] \t\n"
817 "add.s %[out4], %[in4], %[in5] \t\n"
818 "add.s %[out5], %[in5], %[in6] \t\n"
819 "lwc1 %[in1], 11*4(%[in]) \t\n"
820 "swc1 %[out2], 16*4(%[in]) \t\n"
821 "add.s %[out1], %[out1], %[out3] \t\n"
822 "swc1 %[out4], 14*4(%[in]) \t\n"
823 "add.s %[out3], %[out3], %[out5] \t\n"
824 "lwc1 %[in2], 10*4(%[in]) \t\n"
825 "lwc1 %[in3], 9*4(%[in]) \t\n"
826 "swc1 %[out1], 17*4(%[in]) \t\n"
827 "lwc1 %[in4], 8*4(%[in]) \t\n"
828 "swc1 %[out3], 15*4(%[in]) \t\n"
829 "add.s %[out1], %[in6], %[in1] \t\n"
830 "add.s %[out2], %[in1], %[in2] \t\n"
831 "add.s %[out3], %[in2], %[in3] \t\n"
832 "add.s %[out4], %[in3], %[in4] \t\n"
833 "lwc1 %[in5], 7*4(%[in]) \t\n"
834 "swc1 %[out1], 12*4(%[in]) \t\n"
835 "add.s %[out5], %[out5], %[out2] \t\n"
836 "swc1 %[out3], 10*4(%[in]) \t\n"
837 "add.s %[out2], %[out2], %[out4] \t\n"
838 "lwc1 %[in6], 6*4(%[in]) \t\n"
839 "lwc1 %[in1], 5*4(%[in]) \t\n"
840 "swc1 %[out5], 13*4(%[in]) \t\n"
841 "lwc1 %[in2], 4*4(%[in]) \t\n"
842 "swc1 %[out2], 11*4(%[in]) \t\n"
843 "add.s %[out5], %[in4], %[in5] \t\n"
844 "add.s %[out1], %[in5], %[in6] \t\n"
845 "add.s %[out2], %[in6], %[in1] \t\n"
846 "add.s %[out3], %[in1], %[in2] \t\n"
847 "lwc1 %[in3], 3*4(%[in]) \t\n"
848 "swc1 %[out5], 8*4(%[in]) \t\n"
849 "add.s %[out4], %[out4], %[out1] \t\n"
850 "swc1 %[out2], 6*4(%[in]) \t\n"
851 "add.s %[out1], %[out1], %[out3] \t\n"
852 "lwc1 %[in4], 2*4(%[in]) \t\n"
853 "lwc1 %[in5], 1*4(%[in]) \t\n"
854 "swc1 %[out4], 9*4(%[in]) \t\n"
855 "lwc1 %[in6], 0(%[in]) \t\n"
856 "swc1 %[out1], 7*4(%[in]) \t\n"
857 "add.s %[out4], %[in2], %[in3] \t\n"
858 "add.s %[out5], %[in3], %[in4] \t\n"
859 "add.s %[out1], %[in4], %[in5] \t\n"
860 "add.s %[out2], %[in5], %[in6] \t\n"
861 "swc1 %[out4], 4*4(%[in]) \t\n"
862 "add.s %[out3], %[out3], %[out5] \t\n"
863 "swc1 %[out1], 2*4(%[in]) \t\n"
864 "add.s %[out5], %[out5], %[out2] \t\n"
865 "swc1 %[out2], 1*4(%[in]) \t\n"
866 "swc1 %[out3], 5*4(%[in]) \t\n"
867 "swc1 %[out5], 3*4(%[in]) \t\n"
868
869 : [in1] "=&f" (in1), [in2] "=&f" (in2),
870 [in3] "=&f" (in3), [in4] "=&f" (in4),
871 [in5] "=&f" (in5), [in6] "=&f" (in6),
872 [out1] "=&f" (out1), [out2] "=&f" (out2),
873 [out3] "=&f" (out3), [out4] "=&f" (out4),
874 [out5] "=&f" (out5)
875 : [in] "r" (in)
876 : "memory"
877 );
878
879 /* loop 3 */
880 __asm__ volatile (
881 "li.s %[c1], 0.5 \t\n"
882 "lwc1 %[in1], 8*4(%[in]) \t\n"
883 "lwc1 %[in2], 16*4(%[in]) \t\n"
884 "lwc1 %[in3], 4*4(%[in]) \t\n"
885 "lwc1 %[in4], 0(%[in]) \t\n"
886 "lwc1 %[in5], 12*4(%[in]) \t\n"
887 "li.s %[c2], 0.93969262078590838405 \t\n"
888 "add.s %[t2], %[in1], %[in2] \t\n"
889 "add.s %[t0], %[in1], %[in3] \t\n"
890 "li.s %[c3], -0.76604444311897803520 \t\n"
891 "madd.s %[t3], %[in4], %[in5], %[c1] \t\n"
892 "sub.s %[t1], %[in4], %[in5] \t\n"
893 "sub.s %[t2], %[t2], %[in3] \t\n"
894 "mul.s %[t0], %[t0], %[c2] \t\n"
895 "li.s %[c4], -0.17364817766693034885 \t\n"
896 "li.s %[c5], -0.86602540378443864676 \t\n"
897 "li.s %[c6], 0.98480775301220805936 \t\n"
898 "nmsub.s %[out1], %[t1], %[t2], %[c1] \t\n"
899 "add.s %[out2], %[t1], %[t2] \t\n"
900 "add.s %[t2], %[in2], %[in3] \t\n"
901 "sub.s %[t1], %[in1], %[in2] \t\n"
902 "sub.s %[out3], %[t3], %[t0] \t\n"
903 "swc1 %[out1], 6*4(%[tmp]) \t\n"
904 "swc1 %[out2], 16*4(%[tmp]) \t\n"
905 "mul.s %[t2], %[t2], %[c3] \t\n"
906 "mul.s %[t1], %[t1], %[c4] \t\n"
907 "add.s %[out1], %[t3], %[t0] \t\n"
908 "lwc1 %[in1], 10*4(%[in]) \t\n"
909 "lwc1 %[in2], 14*4(%[in]) \t\n"
910 "sub.s %[out3], %[out3], %[t2] \t\n"
911 "add.s %[out2], %[t3], %[t2] \t\n"
912 "add.s %[out1], %[out1], %[t1] \t\n"
913 "lwc1 %[in3], 2*4(%[in]) \t\n"
914 "lwc1 %[in4], 6*4(%[in]) \t\n"
915 "swc1 %[out3], 10*4(%[tmp]) \t\n"
916 "sub.s %[out2], %[out2], %[t1] \t\n"
917 "swc1 %[out1], 2*4(%[tmp]) \t\n"
918 "add.s %[out1], %[in1], %[in2] \t\n"
919 "add.s %[t2], %[in1], %[in3] \t\n"
920 "sub.s %[t3], %[in1], %[in2] \t\n"
921 "swc1 %[out2], 14*4(%[tmp]) \t\n"
922 "li.s %[c7], -0.34202014332566873304 \t\n"
923 "sub.s %[out1], %[out1], %[in3] \t\n"
924 "mul.s %[t2], %[t2], %[c6] \t\n"
925 "mul.s %[t3], %[t3], %[c7] \t\n"
926 "li.s %[c8], 0.86602540378443864676 \t\n"
927 "mul.s %[t0], %[in4], %[c8] \t\n"
928 "mul.s %[out1], %[out1], %[c5] \t\n"
929 "add.s %[t1], %[in2], %[in3] \t\n"
930 "li.s %[c9], -0.64278760968653932632 \t\n"
931 "add.s %[out2], %[t2], %[t3] \t\n"
932 "lwc1 %[in1], 9*4(%[in]) \t\n"
933 "swc1 %[out1], 4*4(%[tmp]) \t\n"
934 "mul.s %[t1], %[t1], %[c9] \t\n"
935 "lwc1 %[in2], 17*4(%[in]) \t\n"
936 "add.s %[out2], %[out2], %[t0] \t\n"
937 "lwc1 %[in3], 5*4(%[in]) \t\n"
938 "lwc1 %[in4], 1*4(%[in]) \t\n"
939 "add.s %[out3], %[t2], %[t1] \t\n"
940 "sub.s %[out1], %[t3], %[t1] \t\n"
941 "swc1 %[out2], 0(%[tmp]) \t\n"
942 "lwc1 %[in5], 13*4(%[in]) \t\n"
943 "add.s %[t2], %[in1], %[in2] \t\n"
944 "sub.s %[out3], %[out3], %[t0] \t\n"
945 "sub.s %[out1], %[out1], %[t0] \t\n"
946 "add.s %[t0], %[in1], %[in3] \t\n"
947 "madd.s %[t3], %[in4], %[in5], %[c1] \t\n"
948 "sub.s %[t2], %[t2], %[in3] \t\n"
949 "swc1 %[out3], 12*4(%[tmp]) \t\n"
950 "swc1 %[out1], 8*4(%[tmp]) \t\n"
951 "sub.s %[t1], %[in4], %[in5] \t\n"
952 "mul.s %[t0], %[t0], %[c2] \t\n"
953 "nmsub.s %[out1], %[t1], %[t2], %[c1] \t\n"
954 "add.s %[out2], %[t1], %[t2] \t\n"
955 "add.s %[t2], %[in2], %[in3] \t\n"
956 "sub.s %[t1], %[in1], %[in2] \t\n"
957 "sub.s %[out3], %[t3], %[t0] \t\n"
958 "swc1 %[out1], 7*4(%[tmp]) \t\n"
959 "swc1 %[out2], 17*4(%[tmp]) \t\n"
960 "mul.s %[t2], %[t2], %[c3] \t\n"
961 "mul.s %[t1], %[t1], %[c4] \t\n"
962 "add.s %[out1], %[t3], %[t0] \t\n"
963 "lwc1 %[in1], 11*4(%[in]) \t\n"
964 "lwc1 %[in2], 15*4(%[in]) \t\n"
965 "sub.s %[out3], %[out3], %[t2] \t\n"
966 "add.s %[out2], %[t3], %[t2] \t\n"
967 "add.s %[out1], %[out1], %[t1] \t\n"
968 "lwc1 %[in3], 3*4(%[in]) \t\n"
969 "lwc1 %[in4], 7*4(%[in]) \t\n"
970 "swc1 %[out3], 11*4(%[tmp]) \t\n"
971 "sub.s %[out2], %[out2], %[t1] \t\n"
972 "swc1 %[out1], 3*4(%[tmp]) \t\n"
973 "add.s %[out3], %[in1], %[in2] \t\n"
974 "add.s %[t2], %[in1], %[in3] \t\n"
975 "sub.s %[t3], %[in1], %[in2] \t\n"
976 "swc1 %[out2], 15*4(%[tmp]) \t\n"
977 "mul.s %[t0], %[in4], %[c8] \t\n"
978 "sub.s %[out3], %[out3], %[in3] \t\n"
979 "mul.s %[t2], %[t2], %[c6] \t\n"
980 "mul.s %[t3], %[t3], %[c7] \t\n"
981 "add.s %[t1], %[in2], %[in3] \t\n"
982 "mul.s %[out3], %[out3], %[c5] \t\n"
983 "add.s %[out1], %[t2], %[t3] \t\n"
984 "mul.s %[t1], %[t1], %[c9] \t\n"
985 "swc1 %[out3], 5*4(%[tmp]) \t\n"
986 "add.s %[out1], %[out1], %[t0] \t\n"
987 "add.s %[out2], %[t2], %[t1] \t\n"
988 "sub.s %[out3], %[t3], %[t1] \t\n"
989 "swc1 %[out1], 1*4(%[tmp]) \t\n"
990 "sub.s %[out2], %[out2], %[t0] \t\n"
991 "sub.s %[out3], %[out3], %[t0] \t\n"
992 "swc1 %[out2], 13*4(%[tmp]) \t\n"
993 "swc1 %[out3], 9*4(%[tmp]) \t\n"
994
995 : [t0] "=&f" (t0), [t1] "=&f" (t1),
996 [t2] "=&f" (t2), [t3] "=&f" (t3),
997 [in1] "=&f" (in1), [in2] "=&f" (in2),
998 [in3] "=&f" (in3), [in4] "=&f" (in4),
999 [in5] "=&f" (in5),
1000 [out1] "=&f" (out1), [out2] "=&f" (out2),
1001 [out3] "=&f" (out3),
1002 [c1] "=&f" (c1), [c2] "=&f" (c2),
1003 [c3] "=&f" (c3), [c4] "=&f" (c4),
1004 [c5] "=&f" (c5), [c6] "=&f" (c6),
1005 [c7] "=&f" (c7), [c8] "=&f" (c8),
1006 [c9] "=&f" (c9)
1007 : [in] "r" (in), [tmp] "r" (tmp)
1008 : "memory"
1009 );
1010
1011 /* loop 4 */
1012 __asm__ volatile (
1013 "lwc1 %[in1], 2*4(%[tmp]) \t\n"
1014 "lwc1 %[in2], 0(%[tmp]) \t\n"
1015 "lwc1 %[in3], 3*4(%[tmp]) \t\n"
1016 "lwc1 %[in4], 1*4(%[tmp]) \t\n"
1017 "li.s %[c1], 0.50190991877167369479 \t\n"
1018 "li.s %[c2], 5.73685662283492756461 \t\n"
1019 "add.s %[s0], %[in1], %[in2] \t\n"
1020 "sub.s %[s2], %[in1], %[in2] \t\n"
1021 "add.s %[s1], %[in3], %[in4] \t\n"
1022 "sub.s %[s3], %[in3], %[in4] \t\n"
1023 "lwc1 %[in1], 9*4(%[win]) \t\n"
1024 "lwc1 %[in2], 4*9*4(%[buf]) \t\n"
1025 "lwc1 %[in3], 8*4(%[win]) \t\n"
1026 "mul.s %[s1], %[s1], %[c1] \t\n"
1027 "mul.s %[s3], %[s3], %[c2] \t\n"
1028 "lwc1 %[in4], 4*8*4(%[buf]) \t\n"
1029 "lwc1 %[in5], 29*4(%[win]) \t\n"
1030 "lwc1 %[in6], 28*4(%[win]) \t\n"
1031 "add.s %[t0], %[s0], %[s1] \t\n"
1032 "sub.s %[t1], %[s0], %[s1] \t\n"
1033 "li.s %[c1], 0.51763809020504152469 \t\n"
1034 "li.s %[c2], 1.93185165257813657349 \t\n"
1035 "mul.s %[out3], %[in5], %[t0] \t\n"
1036 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1037 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1038 "mul.s %[out4], %[in6], %[t0] \t\n"
1039 "add.s %[t0], %[s2], %[s3] \t\n"
1040 "swc1 %[out3], 4*9*4(%[buf]) \t\n"
1041 "swc1 %[out1], 288*4(%[out]) \t\n"
1042 "swc1 %[out2], 256*4(%[out]) \t\n"
1043 "swc1 %[out4], 4*8*4(%[buf]) \t\n"
1044 "sub.s %[t1], %[s2], %[s3] \t\n"
1045 "lwc1 %[in1], 17*4(%[win]) \t\n"
1046 "lwc1 %[in2], 4*17*4(%[buf]) \t\n"
1047 "lwc1 %[in3], 0(%[win]) \t\n"
1048 "lwc1 %[in4], 0(%[buf]) \t\n"
1049 "lwc1 %[in5], 37*4(%[win]) \t\n"
1050 "lwc1 %[in6], 20*4(%[win]) \t\n"
1051 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1052 "lwc1 %[in1], 6*4(%[tmp]) \t\n"
1053 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1054 "mul.s %[out3], %[t0], %[in5] \t\n"
1055 "mul.s %[out4], %[t0], %[in6] \t\n"
1056 "swc1 %[out1], 544*4(%[out]) \t\n"
1057 "lwc1 %[in2], 4*4(%[tmp]) \t\n"
1058 "swc1 %[out2], 0(%[out]) \t\n"
1059 "swc1 %[out3], 4*17*4(%[buf]) \t\n"
1060 "swc1 %[out4], 0(%[buf]) \t\n"
1061 "lwc1 %[in3], 7*4(%[tmp]) \t\n"
1062 "add.s %[s0], %[in1], %[in2] \t\n"
1063 "sub.s %[s2], %[in1], %[in2] \t\n"
1064 "lwc1 %[in4], 5*4(%[tmp]) \t\n"
1065 "add.s %[s1], %[in3], %[in4] \t\n"
1066 "sub.s %[s3], %[in3], %[in4] \t\n"
1067 "lwc1 %[in1], 10*4(%[win]) \t\n"
1068 "lwc1 %[in2], 4*10*4(%[buf]) \t\n"
1069 "lwc1 %[in3], 7*4(%[win]) \t\n"
1070 "mul.s %[s1], %[s1], %[c1] \t\n"
1071 "mul.s %[s3], %[s3], %[c2] \t\n"
1072 "add.s %[t0], %[s0], %[s1] \t\n"
1073 "sub.s %[t1], %[s0], %[s1] \t\n"
1074 "lwc1 %[in4], 4*7*4(%[buf]) \t\n"
1075 "lwc1 %[in5], 30*4(%[win]) \t\n"
1076 "lwc1 %[in6], 27*4(%[win]) \t\n"
1077 "li.s %[c1], 0.55168895948124587824 \t\n"
1078 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1079 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1080 "mul.s %[out3], %[t0], %[in5] \t\n"
1081 "mul.s %[out4], %[t0], %[in6] \t\n"
1082 "add.s %[t0], %[s2], %[s3] \t\n"
1083 "swc1 %[out1], 320*4(%[out]) \t\n"
1084 "swc1 %[out2], 224*4(%[out]) \t\n"
1085 "swc1 %[out3], 4*10*4(%[buf]) \t\n"
1086 "swc1 %[out4], 4*7*4(%[buf]) \t\n"
1087 "sub.s %[t1], %[s2], %[s3] \t\n"
1088 "lwc1 %[in1], 16*4(%[win]) \t\n"
1089 "lwc1 %[in2], 4*16*4(%[buf]) \t\n"
1090 "lwc1 %[in3], 1*4(%[win]) \t\n"
1091 "lwc1 %[in4], 4*1*4(%[buf]) \t\n"
1092 "lwc1 %[in5], 36*4(%[win]) \t\n"
1093 "lwc1 %[in6], 21*4(%[win]) \t\n"
1094 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1095 "lwc1 %[in1], 10*4(%[tmp]) \t\n"
1096 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1097 "mul.s %[out3], %[in5], %[t0] \t\n"
1098 "mul.s %[out4], %[in6], %[t0] \t\n"
1099 "swc1 %[out1], 512*4(%[out]) \t\n"
1100 "lwc1 %[in2], 8*4(%[tmp]) \t\n"
1101 "swc1 %[out2], 32*4(%[out]) \t\n"
1102 "swc1 %[out3], 4*16*4(%[buf]) \t\n"
1103 "swc1 %[out4], 4*1*4(%[buf]) \t\n"
1104 "li.s %[c2], 1.18310079157624925896 \t\n"
1105 "add.s %[s0], %[in1], %[in2] \t\n"
1106 "sub.s %[s2], %[in1], %[in2] \t\n"
1107 "lwc1 %[in3], 11*4(%[tmp]) \t\n"
1108 "lwc1 %[in4], 9*4(%[tmp]) \t\n"
1109 "add.s %[s1], %[in3], %[in4] \t\n"
1110 "sub.s %[s3], %[in3], %[in4] \t\n"
1111 "lwc1 %[in1], 11*4(%[win]) \t\n"
1112 "lwc1 %[in2], 4*11*4(%[buf]) \t\n"
1113 "lwc1 %[in3], 6*4(%[win]) \t\n"
1114 "mul.s %[s1], %[s1], %[c1] \t\n"
1115 "mul.s %[s3], %[s3], %[c2] \t\n"
1116 "lwc1 %[in4], 4*6*4(%[buf]) \t\n"
1117 "lwc1 %[in5], 31*4(%[win]) \t\n"
1118 "lwc1 %[in6], 26*4(%[win]) \t\n"
1119 "add.s %[t0], %[s0], %[s1] \t\n"
1120 "sub.s %[t1], %[s0], %[s1] \t\n"
1121 "mul.s %[out3], %[t0], %[in5] \t\n"
1122 "mul.s %[out4], %[t0], %[in6] \t\n"
1123 "add.s %[t0], %[s2], %[s3] \t\n"
1124 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1125 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1126 "swc1 %[out3], 4*11*4(%[buf]) \t\n"
1127 "swc1 %[out4], 4*6*4(%[buf]) \t\n"
1128 "sub.s %[t1], %[s2], %[s3] \t\n"
1129 "swc1 %[out1], 352*4(%[out]) \t\n"
1130 "swc1 %[out2], 192*4(%[out]) \t\n"
1131 "lwc1 %[in1], 15*4(%[win]) \t\n"
1132 "lwc1 %[in2], 4*15*4(%[buf]) \t\n"
1133 "lwc1 %[in3], 2*4(%[win]) \t\n"
1134 "lwc1 %[in4], 4*2*4(%[buf]) \t\n"
1135 "lwc1 %[in5], 35*4(%[win]) \t\n"
1136 "lwc1 %[in6], 22*4(%[win]) \t\n"
1137 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1138 "lwc1 %[in1], 14*4(%[tmp]) \t\n"
1139 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1140 "mul.s %[out3], %[t0], %[in5] \t\n"
1141 "mul.s %[out4], %[t0], %[in6] \t\n"
1142 "swc1 %[out1], 480*4(%[out]) \t\n"
1143 "lwc1 %[in2], 12*4(%[tmp]) \t\n"
1144 "swc1 %[out2], 64*4(%[out]) \t\n"
1145 "swc1 %[out3], 4*15*4(%[buf]) \t\n"
1146 "swc1 %[out4], 4*2*4(%[buf]) \t\n"
1147 "lwc1 %[in3], 15*4(%[tmp]) \t\n"
1148 "add.s %[s0], %[in1], %[in2] \t\n"
1149 "sub.s %[s2], %[in1], %[in2] \t\n"
1150 "lwc1 %[in4], 13*4(%[tmp]) \t\n"
1151 "li.s %[c1], 0.61038729438072803416 \t\n"
1152 "li.s %[c2], 0.87172339781054900991 \t\n"
1153 "add.s %[s1], %[in3], %[in4] \t\n"
1154 "sub.s %[s3], %[in3], %[in4] \t\n"
1155 "lwc1 %[in1], 12*4(%[win]) \t\n"
1156 "lwc1 %[in2], 4*12*4(%[buf]) \t\n"
1157 "lwc1 %[in3], 5*4(%[win]) \t\n"
1158 "mul.s %[s1], %[s1], %[c1] \t\n"
1159 "mul.s %[s3], %[s3], %[c2] \t\n"
1160 "lwc1 %[in4], 4*5*4(%[buf]) \t\n"
1161 "lwc1 %[in5], 32*4(%[win]) \t\n"
1162 "lwc1 %[in6], 25*4(%[win]) \t\n"
1163 "add.s %[t0], %[s0], %[s1] \t\n"
1164 "sub.s %[t1], %[s0], %[s1] \t\n"
1165 "lwc1 %[s0], 16*4(%[tmp]) \t\n"
1166 "lwc1 %[s1], 17*4(%[tmp]) \t\n"
1167 "li.s %[c1], 0.70710678118654752439 \t\n"
1168 "mul.s %[out3], %[t0], %[in5] \t\n"
1169 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1170 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1171 "mul.s %[out4], %[t0], %[in6] \t\n"
1172 "add.s %[t0], %[s2], %[s3] \t\n"
1173 "swc1 %[out3], 4*12*4(%[buf]) \t\n"
1174 "swc1 %[out1], 384*4(%[out]) \t\n"
1175 "swc1 %[out2], 160*4(%[out]) \t\n"
1176 "swc1 %[out4], 4*5*4(%[buf]) \t\n"
1177 "sub.s %[t1], %[s2], %[s3] \t\n"
1178 "lwc1 %[in1], 14*4(%[win]) \t\n"
1179 "lwc1 %[in2], 4*14*4(%[buf]) \t\n"
1180 "lwc1 %[in3], 3*4(%[win]) \t\n"
1181 "lwc1 %[in4], 4*3*4(%[buf]) \t\n"
1182 "lwc1 %[in5], 34*4(%[win]) \t\n"
1183 "lwc1 %[in6], 23*4(%[win]) \t\n"
1184 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1185 "mul.s %[s1], %[s1], %[c1] \t\n"
1186 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1187 "mul.s %[out3], %[in5], %[t0] \t\n"
1188 "mul.s %[out4], %[in6], %[t0] \t\n"
1189 "swc1 %[out1], 448*4(%[out]) \t\n"
1190 "add.s %[t0], %[s0], %[s1] \t\n"
1191 "swc1 %[out2], 96*4(%[out]) \t\n"
1192 "swc1 %[out3], 4*14*4(%[buf]) \t\n"
1193 "swc1 %[out4], 4*3*4(%[buf]) \t\n"
1194 "sub.s %[t1], %[s0], %[s1] \t\n"
1195 "lwc1 %[in1], 13*4(%[win]) \t\n"
1196 "lwc1 %[in2], 4*13*4(%[buf]) \t\n"
1197 "lwc1 %[in3], 4*4(%[win]) \t\n"
1198 "lwc1 %[in4], 4*4*4(%[buf]) \t\n"
1199 "lwc1 %[in5], 33*4(%[win]) \t\n"
1200 "lwc1 %[in6], 24*4(%[win]) \t\n"
1201 "madd.s %[out1], %[in2], %[in1], %[t1] \t\n"
1202 "madd.s %[out2], %[in4], %[in3], %[t1] \t\n"
1203 "mul.s %[out3], %[t0], %[in5] \t\n"
1204 "mul.s %[out4], %[t0], %[in6] \t\n"
1205 "swc1 %[out1], 416*4(%[out]) \t\n"
1206 "swc1 %[out2], 128*4(%[out]) \t\n"
1207 "swc1 %[out3], 4*13*4(%[buf]) \t\n"
1208 "swc1 %[out4], 4*4*4(%[buf]) \t\n"
1209
1210 : [c1] "=&f" (c1), [c2] "=&f" (c2),
1211 [in1] "=&f" (in1), [in2] "=&f" (in2),
1212 [in3] "=&f" (in3), [in4] "=&f" (in4),
1213 [in5] "=&f" (in5), [in6] "=&f" (in6),
1214 [out1] "=&f" (out1), [out2] "=&f" (out2),
1215 [out3] "=&f" (out3), [out4] "=&f" (out4),
1216 [t0] "=&f" (t0), [t1] "=&f" (t1),
1217 [t2] "=&f" (t2), [t3] "=&f" (t3),
1218 [s0] "=&f" (s0), [s1] "=&f" (s1),
1219 [s2] "=&f" (s2), [s3] "=&f" (s3)
1220 : [tmp] "r" (tmp), [win] "r" (win),
1221 [buf] "r" (buf), [out] "r" (out)
1222 : "memory"
1223 );
1224 }
1225
1226 static void ff_imdct36_blocks_mips_float(float *out, float *buf, float *in,
1227 int count, int switch_point, int block_type)
1228 {
1229 int j;
1230 for (j=0 ; j < count; j++) {
1231 /* apply window & overlap with previous buffer */
1232
1233 /* select window */
1234 int win_idx = (switch_point && j < 2) ? 0 : block_type;
1235 float *win = ff_mdct_win_float[win_idx + (4 & -(j & 1))];
1236
1237 imdct36_mips_float(out, buf, in, win);
1238
1239 in += 18;
1240 buf += ((j&3) != 3 ? 1 : (72-3));
1241 out++;
1242 }
1243 }
1244
1245 void ff_mpadsp_init_mipsfpu(MPADSPContext *s)
1246 {
1247 s->apply_window_float = ff_mpadsp_apply_window_mips_float;
1248 s->imdct36_blocks_float = ff_imdct36_blocks_mips_float;
1249 s->dct32_float = ff_dct32_mips_float;
1250 }