The Tor Browser / file comparison

comparison: media/libopus/celt/fixed_debug.h

media/libopus/celt/fixed_debug.h

branch
TOR_BUG_9701
changeset 10
ac0c01689b40
equal deleted inserted replaced
-1:000000000000 0:92e89b7ce7e4
1 /* Copyright (C) 2003-2008 Jean-Marc Valin
2 Copyright (C) 2007-2012 Xiph.Org Foundation */
3 /**
4 @file fixed_debug.h
5 @brief Fixed-point operations with debugging
6 */
7 /*
8 Redistribution and use in source and binary forms, with or without
9 modification, are permitted provided that the following conditions
10 are met:
11
12 - Redistributions of source code must retain the above copyright
13 notice, this list of conditions and the following disclaimer.
14
15 - Redistributions in binary form must reproduce the above copyright
16 notice, this list of conditions and the following disclaimer in the
17 documentation and/or other materials provided with the distribution.
18
19 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
23 OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
26 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
27 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #ifndef FIXED_DEBUG_H
33 #define FIXED_DEBUG_H
34
35 #include <stdio.h>
36 #include "opus_defines.h"
37
38 #ifdef CELT_C
39 OPUS_EXPORT opus_int64 celt_mips=0;
40 #else
41 extern opus_int64 celt_mips;
42 #endif
43
44 #define MULT16_16SU(a,b) ((opus_val32)(opus_val16)(a)*(opus_val32)(opus_uint16)(b))
45 #define MULT32_32_Q31(a,b) ADD32(ADD32(SHL32(MULT16_16(SHR32((a),16),SHR((b),16)),1), SHR32(MULT16_16SU(SHR32((a),16),((b)&0x0000ffff)),15)), SHR32(MULT16_16SU(SHR32((b),16),((a)&0x0000ffff)),15))
46
47 /** 16x32 multiplication, followed by a 16-bit shift right. Results fits in 32 bits */
48 #define MULT16_32_Q16(a,b) ADD32(MULT16_16((a),SHR32((b),16)), SHR32(MULT16_16SU((a),((b)&0x0000ffff)),16))
49
50 #define MULT16_32_P16(a,b) MULT16_32_PX(a,b,16)
51
52 #define QCONST16(x,bits) ((opus_val16)(.5+(x)*(((opus_val32)1)<<(bits))))
53 #define QCONST32(x,bits) ((opus_val32)(.5+(x)*(((opus_val32)1)<<(bits))))
54
55 #define VERIFY_SHORT(x) ((x)<=32767&&(x)>=-32768)
56 #define VERIFY_INT(x) ((x)<=2147483647LL&&(x)>=-2147483648LL)
57 #define VERIFY_UINT(x) ((x)<=(2147483647LLU<<1))
58
59 #define SHR(a,b) SHR32(a,b)
60 #define PSHR(a,b) PSHR32(a,b)
61
62 static OPUS_INLINE short NEG16(int x)
63 {
64 int res;
65 if (!VERIFY_SHORT(x))
66 {
67 fprintf (stderr, "NEG16: input is not short: %d\n", (int)x);
68 #ifdef FIXED_DEBUG_ASSERT
69 celt_assert(0);
70 #endif
71 }
72 res = -x;
73 if (!VERIFY_SHORT(res))
74 {
75 fprintf (stderr, "NEG16: output is not short: %d\n", (int)res);
76 #ifdef FIXED_DEBUG_ASSERT
77 celt_assert(0);
78 #endif
79 }
80 celt_mips++;
81 return res;
82 }
83 static OPUS_INLINE int NEG32(opus_int64 x)
84 {
85 opus_int64 res;
86 if (!VERIFY_INT(x))
87 {
88 fprintf (stderr, "NEG16: input is not int: %d\n", (int)x);
89 #ifdef FIXED_DEBUG_ASSERT
90 celt_assert(0);
91 #endif
92 }
93 res = -x;
94 if (!VERIFY_INT(res))
95 {
96 fprintf (stderr, "NEG16: output is not int: %d\n", (int)res);
97 #ifdef FIXED_DEBUG_ASSERT
98 celt_assert(0);
99 #endif
100 }
101 celt_mips+=2;
102 return res;
103 }
104
105 #define EXTRACT16(x) EXTRACT16_(x, __FILE__, __LINE__)
106 static OPUS_INLINE short EXTRACT16_(int x, char *file, int line)
107 {
108 int res;
109 if (!VERIFY_SHORT(x))
110 {
111 fprintf (stderr, "EXTRACT16: input is not short: %d in %s: line %d\n", x, file, line);
112 #ifdef FIXED_DEBUG_ASSERT
113 celt_assert(0);
114 #endif
115 }
116 res = x;
117 celt_mips++;
118 return res;
119 }
120
121 #define EXTEND32(x) EXTEND32_(x, __FILE__, __LINE__)
122 static OPUS_INLINE int EXTEND32_(int x, char *file, int line)
123 {
124 int res;
125 if (!VERIFY_SHORT(x))
126 {
127 fprintf (stderr, "EXTEND32: input is not short: %d in %s: line %d\n", x, file, line);
128 #ifdef FIXED_DEBUG_ASSERT
129 celt_assert(0);
130 #endif
131 }
132 res = x;
133 celt_mips++;
134 return res;
135 }
136
137 #define SHR16(a, shift) SHR16_(a, shift, __FILE__, __LINE__)
138 static OPUS_INLINE short SHR16_(int a, int shift, char *file, int line)
139 {
140 int res;
141 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(shift))
142 {
143 fprintf (stderr, "SHR16: inputs are not short: %d >> %d in %s: line %d\n", a, shift, file, line);
144 #ifdef FIXED_DEBUG_ASSERT
145 celt_assert(0);
146 #endif
147 }
148 res = a>>shift;
149 if (!VERIFY_SHORT(res))
150 {
151 fprintf (stderr, "SHR16: output is not short: %d in %s: line %d\n", res, file, line);
152 #ifdef FIXED_DEBUG_ASSERT
153 celt_assert(0);
154 #endif
155 }
156 celt_mips++;
157 return res;
158 }
159 #define SHL16(a, shift) SHL16_(a, shift, __FILE__, __LINE__)
160 static OPUS_INLINE short SHL16_(int a, int shift, char *file, int line)
161 {
162 int res;
163 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(shift))
164 {
165 fprintf (stderr, "SHL16: inputs are not short: %d %d in %s: line %d\n", a, shift, file, line);
166 #ifdef FIXED_DEBUG_ASSERT
167 celt_assert(0);
168 #endif
169 }
170 res = a<<shift;
171 if (!VERIFY_SHORT(res))
172 {
173 fprintf (stderr, "SHL16: output is not short: %d in %s: line %d\n", res, file, line);
174 #ifdef FIXED_DEBUG_ASSERT
175 celt_assert(0);
176 #endif
177 }
178 celt_mips++;
179 return res;
180 }
181
182 static OPUS_INLINE int SHR32(opus_int64 a, int shift)
183 {
184 opus_int64 res;
185 if (!VERIFY_INT(a) || !VERIFY_SHORT(shift))
186 {
187 fprintf (stderr, "SHR32: inputs are not int: %d %d\n", (int)a, shift);
188 #ifdef FIXED_DEBUG_ASSERT
189 celt_assert(0);
190 #endif
191 }
192 res = a>>shift;
193 if (!VERIFY_INT(res))
194 {
195 fprintf (stderr, "SHR32: output is not int: %d\n", (int)res);
196 #ifdef FIXED_DEBUG_ASSERT
197 celt_assert(0);
198 #endif
199 }
200 celt_mips+=2;
201 return res;
202 }
203 #define SHL32(a, shift) SHL32_(a, shift, __FILE__, __LINE__)
204 static OPUS_INLINE int SHL32_(opus_int64 a, int shift, char *file, int line)
205 {
206 opus_int64 res;
207 if (!VERIFY_INT(a) || !VERIFY_SHORT(shift))
208 {
209 fprintf (stderr, "SHL32: inputs are not int: %lld %d in %s: line %d\n", a, shift, file, line);
210 #ifdef FIXED_DEBUG_ASSERT
211 celt_assert(0);
212 #endif
213 }
214 res = a<<shift;
215 if (!VERIFY_INT(res))
216 {
217 fprintf (stderr, "SHL32: output is not int: %lld<<%d = %lld in %s: line %d\n", a, shift, res, file, line);
218 #ifdef FIXED_DEBUG_ASSERT
219 celt_assert(0);
220 #endif
221 }
222 celt_mips+=2;
223 return res;
224 }
225
226 #define PSHR32(a,shift) (celt_mips--,SHR32(ADD32((a),(((opus_val32)(1)<<((shift))>>1))),shift))
227 #define VSHR32(a, shift) (((shift)>0) ? SHR32(a, shift) : SHL32(a, -(shift)))
228
229 #define ROUND16(x,a) (celt_mips--,EXTRACT16(PSHR32((x),(a))))
230 #define HALF16(x) (SHR16(x,1))
231 #define HALF32(x) (SHR32(x,1))
232
233 //#define SHR(a,shift) ((a) >> (shift))
234 //#define SHL(a,shift) ((a) << (shift))
235
236 #define ADD16(a, b) ADD16_(a, b, __FILE__, __LINE__)
237 static OPUS_INLINE short ADD16_(int a, int b, char *file, int line)
238 {
239 int res;
240 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
241 {
242 fprintf (stderr, "ADD16: inputs are not short: %d %d in %s: line %d\n", a, b, file, line);
243 #ifdef FIXED_DEBUG_ASSERT
244 celt_assert(0);
245 #endif
246 }
247 res = a+b;
248 if (!VERIFY_SHORT(res))
249 {
250 fprintf (stderr, "ADD16: output is not short: %d+%d=%d in %s: line %d\n", a,b,res, file, line);
251 #ifdef FIXED_DEBUG_ASSERT
252 celt_assert(0);
253 #endif
254 }
255 celt_mips++;
256 return res;
257 }
258
259 #define SUB16(a, b) SUB16_(a, b, __FILE__, __LINE__)
260 static OPUS_INLINE short SUB16_(int a, int b, char *file, int line)
261 {
262 int res;
263 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
264 {
265 fprintf (stderr, "SUB16: inputs are not short: %d %d in %s: line %d\n", a, b, file, line);
266 #ifdef FIXED_DEBUG_ASSERT
267 celt_assert(0);
268 #endif
269 }
270 res = a-b;
271 if (!VERIFY_SHORT(res))
272 {
273 fprintf (stderr, "SUB16: output is not short: %d in %s: line %d\n", res, file, line);
274 #ifdef FIXED_DEBUG_ASSERT
275 celt_assert(0);
276 #endif
277 }
278 celt_mips++;
279 return res;
280 }
281
282 #define ADD32(a, b) ADD32_(a, b, __FILE__, __LINE__)
283 static OPUS_INLINE int ADD32_(opus_int64 a, opus_int64 b, char *file, int line)
284 {
285 opus_int64 res;
286 if (!VERIFY_INT(a) || !VERIFY_INT(b))
287 {
288 fprintf (stderr, "ADD32: inputs are not int: %d %d in %s: line %d\n", (int)a, (int)b, file, line);
289 #ifdef FIXED_DEBUG_ASSERT
290 celt_assert(0);
291 #endif
292 }
293 res = a+b;
294 if (!VERIFY_INT(res))
295 {
296 fprintf (stderr, "ADD32: output is not int: %d in %s: line %d\n", (int)res, file, line);
297 #ifdef FIXED_DEBUG_ASSERT
298 celt_assert(0);
299 #endif
300 }
301 celt_mips+=2;
302 return res;
303 }
304
305 #define SUB32(a, b) SUB32_(a, b, __FILE__, __LINE__)
306 static OPUS_INLINE int SUB32_(opus_int64 a, opus_int64 b, char *file, int line)
307 {
308 opus_int64 res;
309 if (!VERIFY_INT(a) || !VERIFY_INT(b))
310 {
311 fprintf (stderr, "SUB32: inputs are not int: %d %d in %s: line %d\n", (int)a, (int)b, file, line);
312 #ifdef FIXED_DEBUG_ASSERT
313 celt_assert(0);
314 #endif
315 }
316 res = a-b;
317 if (!VERIFY_INT(res))
318 {
319 fprintf (stderr, "SUB32: output is not int: %d in %s: line %d\n", (int)res, file, line);
320 #ifdef FIXED_DEBUG_ASSERT
321 celt_assert(0);
322 #endif
323 }
324 celt_mips+=2;
325 return res;
326 }
327
328 #undef UADD32
329 #define UADD32(a, b) UADD32_(a, b, __FILE__, __LINE__)
330 static OPUS_INLINE unsigned int UADD32_(opus_uint64 a, opus_uint64 b, char *file, int line)
331 {
332 opus_uint64 res;
333 if (!VERIFY_UINT(a) || !VERIFY_UINT(b))
334 {
335 fprintf (stderr, "UADD32: inputs are not uint32: %llu %llu in %s: line %d\n", a, b, file, line);
336 #ifdef FIXED_DEBUG_ASSERT
337 celt_assert(0);
338 #endif
339 }
340 res = a+b;
341 if (!VERIFY_UINT(res))
342 {
343 fprintf (stderr, "UADD32: output is not uint32: %llu in %s: line %d\n", res, file, line);
344 #ifdef FIXED_DEBUG_ASSERT
345 celt_assert(0);
346 #endif
347 }
348 celt_mips+=2;
349 return res;
350 }
351
352 #undef USUB32
353 #define USUB32(a, b) USUB32_(a, b, __FILE__, __LINE__)
354 static OPUS_INLINE unsigned int USUB32_(opus_uint64 a, opus_uint64 b, char *file, int line)
355 {
356 opus_uint64 res;
357 if (!VERIFY_UINT(a) || !VERIFY_UINT(b))
358 {
359 fprintf (stderr, "USUB32: inputs are not uint32: %llu %llu in %s: line %d\n", a, b, file, line);
360 #ifdef FIXED_DEBUG_ASSERT
361 celt_assert(0);
362 #endif
363 }
364 if (a<b)
365 {
366 fprintf (stderr, "USUB32: inputs underflow: %llu < %llu in %s: line %d\n", a, b, file, line);
367 #ifdef FIXED_DEBUG_ASSERT
368 celt_assert(0);
369 #endif
370 }
371 res = a-b;
372 if (!VERIFY_UINT(res))
373 {
374 fprintf (stderr, "USUB32: output is not uint32: %llu - %llu = %llu in %s: line %d\n", a, b, res, file, line);
375 #ifdef FIXED_DEBUG_ASSERT
376 celt_assert(0);
377 #endif
378 }
379 celt_mips+=2;
380 return res;
381 }
382
383 /* result fits in 16 bits */
384 static OPUS_INLINE short MULT16_16_16(int a, int b)
385 {
386 int res;
387 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
388 {
389 fprintf (stderr, "MULT16_16_16: inputs are not short: %d %d\n", a, b);
390 #ifdef FIXED_DEBUG_ASSERT
391 celt_assert(0);
392 #endif
393 }
394 res = a*b;
395 if (!VERIFY_SHORT(res))
396 {
397 fprintf (stderr, "MULT16_16_16: output is not short: %d\n", res);
398 #ifdef FIXED_DEBUG_ASSERT
399 celt_assert(0);
400 #endif
401 }
402 celt_mips++;
403 return res;
404 }
405
406 #define MULT16_16(a, b) MULT16_16_(a, b, __FILE__, __LINE__)
407 static OPUS_INLINE int MULT16_16_(int a, int b, char *file, int line)
408 {
409 opus_int64 res;
410 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
411 {
412 fprintf (stderr, "MULT16_16: inputs are not short: %d %d in %s: line %d\n", a, b, file, line);
413 #ifdef FIXED_DEBUG_ASSERT
414 celt_assert(0);
415 #endif
416 }
417 res = ((opus_int64)a)*b;
418 if (!VERIFY_INT(res))
419 {
420 fprintf (stderr, "MULT16_16: output is not int: %d in %s: line %d\n", (int)res, file, line);
421 #ifdef FIXED_DEBUG_ASSERT
422 celt_assert(0);
423 #endif
424 }
425 celt_mips++;
426 return res;
427 }
428
429 #define MAC16_16(c,a,b) (celt_mips-=2,ADD32((c),MULT16_16((a),(b))))
430
431 #define MULT16_32_QX(a, b, Q) MULT16_32_QX_(a, b, Q, __FILE__, __LINE__)
432 static OPUS_INLINE int MULT16_32_QX_(int a, opus_int64 b, int Q, char *file, int line)
433 {
434 opus_int64 res;
435 if (!VERIFY_SHORT(a) || !VERIFY_INT(b))
436 {
437 fprintf (stderr, "MULT16_32_Q%d: inputs are not short+int: %d %d in %s: line %d\n", Q, (int)a, (int)b, file, line);
438 #ifdef FIXED_DEBUG_ASSERT
439 celt_assert(0);
440 #endif
441 }
442 if (ABS32(b)>=((opus_val32)(1)<<(15+Q)))
443 {
444 fprintf (stderr, "MULT16_32_Q%d: second operand too large: %d %d in %s: line %d\n", Q, (int)a, (int)b, file, line);
445 #ifdef FIXED_DEBUG_ASSERT
446 celt_assert(0);
447 #endif
448 }
449 res = (((opus_int64)a)*(opus_int64)b) >> Q;
450 if (!VERIFY_INT(res))
451 {
452 fprintf (stderr, "MULT16_32_Q%d: output is not int: %d*%d=%d in %s: line %d\n", Q, (int)a, (int)b,(int)res, file, line);
453 #ifdef FIXED_DEBUG_ASSERT
454 celt_assert(0);
455 #endif
456 }
457 if (Q==15)
458 celt_mips+=3;
459 else
460 celt_mips+=4;
461 return res;
462 }
463
464 #define MULT16_32_PX(a, b, Q) MULT16_32_PX_(a, b, Q, __FILE__, __LINE__)
465 static OPUS_INLINE int MULT16_32_PX_(int a, opus_int64 b, int Q, char *file, int line)
466 {
467 opus_int64 res;
468 if (!VERIFY_SHORT(a) || !VERIFY_INT(b))
469 {
470 fprintf (stderr, "MULT16_32_P%d: inputs are not short+int: %d %d in %s: line %d\n\n", Q, (int)a, (int)b, file, line);
471 #ifdef FIXED_DEBUG_ASSERT
472 celt_assert(0);
473 #endif
474 }
475 if (ABS32(b)>=((opus_int64)(1)<<(15+Q)))
476 {
477 fprintf (stderr, "MULT16_32_Q%d: second operand too large: %d %d in %s: line %d\n\n", Q, (int)a, (int)b,file, line);
478 #ifdef FIXED_DEBUG_ASSERT
479 celt_assert(0);
480 #endif
481 }
482 res = ((((opus_int64)a)*(opus_int64)b) + (((opus_val32)(1)<<Q)>>1))>> Q;
483 if (!VERIFY_INT(res))
484 {
485 fprintf (stderr, "MULT16_32_P%d: output is not int: %d*%d=%d in %s: line %d\n\n", Q, (int)a, (int)b,(int)res, file, line);
486 #ifdef FIXED_DEBUG_ASSERT
487 celt_assert(0);
488 #endif
489 }
490 if (Q==15)
491 celt_mips+=4;
492 else
493 celt_mips+=5;
494 return res;
495 }
496
497 #define MULT16_32_Q15(a,b) MULT16_32_QX(a,b,15)
498 #define MAC16_32_Q15(c,a,b) (celt_mips-=2,ADD32((c),MULT16_32_Q15((a),(b))))
499
500 static OPUS_INLINE int SATURATE(int a, int b)
501 {
502 if (a>b)
503 a=b;
504 if (a<-b)
505 a = -b;
506 celt_mips+=3;
507 return a;
508 }
509
510 static OPUS_INLINE opus_int16 SATURATE16(opus_int32 a)
511 {
512 celt_mips+=3;
513 if (a>32767)
514 return 32767;
515 else if (a<-32768)
516 return -32768;
517 else return a;
518 }
519
520 static OPUS_INLINE int MULT16_16_Q11_32(int a, int b)
521 {
522 opus_int64 res;
523 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
524 {
525 fprintf (stderr, "MULT16_16_Q11: inputs are not short: %d %d\n", a, b);
526 #ifdef FIXED_DEBUG_ASSERT
527 celt_assert(0);
528 #endif
529 }
530 res = ((opus_int64)a)*b;
531 res >>= 11;
532 if (!VERIFY_INT(res))
533 {
534 fprintf (stderr, "MULT16_16_Q11: output is not short: %d*%d=%d\n", (int)a, (int)b, (int)res);
535 #ifdef FIXED_DEBUG_ASSERT
536 celt_assert(0);
537 #endif
538 }
539 celt_mips+=3;
540 return res;
541 }
542 static OPUS_INLINE short MULT16_16_Q13(int a, int b)
543 {
544 opus_int64 res;
545 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
546 {
547 fprintf (stderr, "MULT16_16_Q13: inputs are not short: %d %d\n", a, b);
548 #ifdef FIXED_DEBUG_ASSERT
549 celt_assert(0);
550 #endif
551 }
552 res = ((opus_int64)a)*b;
553 res >>= 13;
554 if (!VERIFY_SHORT(res))
555 {
556 fprintf (stderr, "MULT16_16_Q13: output is not short: %d*%d=%d\n", a, b, (int)res);
557 #ifdef FIXED_DEBUG_ASSERT
558 celt_assert(0);
559 #endif
560 }
561 celt_mips+=3;
562 return res;
563 }
564 static OPUS_INLINE short MULT16_16_Q14(int a, int b)
565 {
566 opus_int64 res;
567 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
568 {
569 fprintf (stderr, "MULT16_16_Q14: inputs are not short: %d %d\n", a, b);
570 #ifdef FIXED_DEBUG_ASSERT
571 celt_assert(0);
572 #endif
573 }
574 res = ((opus_int64)a)*b;
575 res >>= 14;
576 if (!VERIFY_SHORT(res))
577 {
578 fprintf (stderr, "MULT16_16_Q14: output is not short: %d\n", (int)res);
579 #ifdef FIXED_DEBUG_ASSERT
580 celt_assert(0);
581 #endif
582 }
583 celt_mips+=3;
584 return res;
585 }
586
587 #define MULT16_16_Q15(a, b) MULT16_16_Q15_(a, b, __FILE__, __LINE__)
588 static OPUS_INLINE short MULT16_16_Q15_(int a, int b, char *file, int line)
589 {
590 opus_int64 res;
591 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
592 {
593 fprintf (stderr, "MULT16_16_Q15: inputs are not short: %d %d in %s: line %d\n", a, b, file, line);
594 #ifdef FIXED_DEBUG_ASSERT
595 celt_assert(0);
596 #endif
597 }
598 res = ((opus_int64)a)*b;
599 res >>= 15;
600 if (!VERIFY_SHORT(res))
601 {
602 fprintf (stderr, "MULT16_16_Q15: output is not short: %d in %s: line %d\n", (int)res, file, line);
603 #ifdef FIXED_DEBUG_ASSERT
604 celt_assert(0);
605 #endif
606 }
607 celt_mips+=1;
608 return res;
609 }
610
611 static OPUS_INLINE short MULT16_16_P13(int a, int b)
612 {
613 opus_int64 res;
614 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
615 {
616 fprintf (stderr, "MULT16_16_P13: inputs are not short: %d %d\n", a, b);
617 #ifdef FIXED_DEBUG_ASSERT
618 celt_assert(0);
619 #endif
620 }
621 res = ((opus_int64)a)*b;
622 res += 4096;
623 if (!VERIFY_INT(res))
624 {
625 fprintf (stderr, "MULT16_16_P13: overflow: %d*%d=%d\n", a, b, (int)res);
626 #ifdef FIXED_DEBUG_ASSERT
627 celt_assert(0);
628 #endif
629 }
630 res >>= 13;
631 if (!VERIFY_SHORT(res))
632 {
633 fprintf (stderr, "MULT16_16_P13: output is not short: %d*%d=%d\n", a, b, (int)res);
634 #ifdef FIXED_DEBUG_ASSERT
635 celt_assert(0);
636 #endif
637 }
638 celt_mips+=4;
639 return res;
640 }
641 static OPUS_INLINE short MULT16_16_P14(int a, int b)
642 {
643 opus_int64 res;
644 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
645 {
646 fprintf (stderr, "MULT16_16_P14: inputs are not short: %d %d\n", a, b);
647 #ifdef FIXED_DEBUG_ASSERT
648 celt_assert(0);
649 #endif
650 }
651 res = ((opus_int64)a)*b;
652 res += 8192;
653 if (!VERIFY_INT(res))
654 {
655 fprintf (stderr, "MULT16_16_P14: overflow: %d*%d=%d\n", a, b, (int)res);
656 #ifdef FIXED_DEBUG_ASSERT
657 celt_assert(0);
658 #endif
659 }
660 res >>= 14;
661 if (!VERIFY_SHORT(res))
662 {
663 fprintf (stderr, "MULT16_16_P14: output is not short: %d*%d=%d\n", a, b, (int)res);
664 #ifdef FIXED_DEBUG_ASSERT
665 celt_assert(0);
666 #endif
667 }
668 celt_mips+=4;
669 return res;
670 }
671 static OPUS_INLINE short MULT16_16_P15(int a, int b)
672 {
673 opus_int64 res;
674 if (!VERIFY_SHORT(a) || !VERIFY_SHORT(b))
675 {
676 fprintf (stderr, "MULT16_16_P15: inputs are not short: %d %d\n", a, b);
677 #ifdef FIXED_DEBUG_ASSERT
678 celt_assert(0);
679 #endif
680 }
681 res = ((opus_int64)a)*b;
682 res += 16384;
683 if (!VERIFY_INT(res))
684 {
685 fprintf (stderr, "MULT16_16_P15: overflow: %d*%d=%d\n", a, b, (int)res);
686 #ifdef FIXED_DEBUG_ASSERT
687 celt_assert(0);
688 #endif
689 }
690 res >>= 15;
691 if (!VERIFY_SHORT(res))
692 {
693 fprintf (stderr, "MULT16_16_P15: output is not short: %d*%d=%d\n", a, b, (int)res);
694 #ifdef FIXED_DEBUG_ASSERT
695 celt_assert(0);
696 #endif
697 }
698 celt_mips+=2;
699 return res;
700 }
701
702 #define DIV32_16(a, b) DIV32_16_(a, b, __FILE__, __LINE__)
703
704 static OPUS_INLINE int DIV32_16_(opus_int64 a, opus_int64 b, char *file, int line)
705 {
706 opus_int64 res;
707 if (b==0)
708 {
709 fprintf(stderr, "DIV32_16: divide by zero: %d/%d in %s: line %d\n", (int)a, (int)b, file, line);
710 #ifdef FIXED_DEBUG_ASSERT
711 celt_assert(0);
712 #endif
713 return 0;
714 }
715 if (!VERIFY_INT(a) || !VERIFY_SHORT(b))
716 {
717 fprintf (stderr, "DIV32_16: inputs are not int/short: %d %d in %s: line %d\n", (int)a, (int)b, file, line);
718 #ifdef FIXED_DEBUG_ASSERT
719 celt_assert(0);
720 #endif
721 }
722 res = a/b;
723 if (!VERIFY_SHORT(res))
724 {
725 fprintf (stderr, "DIV32_16: output is not short: %d / %d = %d in %s: line %d\n", (int)a,(int)b,(int)res, file, line);
726 if (res>32767)
727 res = 32767;
728 if (res<-32768)
729 res = -32768;
730 #ifdef FIXED_DEBUG_ASSERT
731 celt_assert(0);
732 #endif
733 }
734 celt_mips+=35;
735 return res;
736 }
737
738 #define DIV32(a, b) DIV32_(a, b, __FILE__, __LINE__)
739 static OPUS_INLINE int DIV32_(opus_int64 a, opus_int64 b, char *file, int line)
740 {
741 opus_int64 res;
742 if (b==0)
743 {
744 fprintf(stderr, "DIV32: divide by zero: %d/%d in %s: line %d\n", (int)a, (int)b, file, line);
745 #ifdef FIXED_DEBUG_ASSERT
746 celt_assert(0);
747 #endif
748 return 0;
749 }
750
751 if (!VERIFY_INT(a) || !VERIFY_INT(b))
752 {
753 fprintf (stderr, "DIV32: inputs are not int/short: %d %d in %s: line %d\n", (int)a, (int)b, file, line);
754 #ifdef FIXED_DEBUG_ASSERT
755 celt_assert(0);
756 #endif
757 }
758 res = a/b;
759 if (!VERIFY_INT(res))
760 {
761 fprintf (stderr, "DIV32: output is not int: %d in %s: line %d\n", (int)res, file, line);
762 #ifdef FIXED_DEBUG_ASSERT
763 celt_assert(0);
764 #endif
765 }
766 celt_mips+=70;
767 return res;
768 }
769
770 #undef PRINT_MIPS
771 #define PRINT_MIPS(file) do {fprintf (file, "total complexity = %llu MIPS\n", celt_mips);} while (0);
772
773 #endif

Mercurial Repository: The Tor Browser

Europalab SCM Repository Server

mercurial