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1 : edgomez 407 /*****************************************************************************
2 :     *
3 :     * XVID MPEG-4 VIDEO CODEC
4 :     * - Portable macros, types and inlined assembly -
5 :     *
6 : edgomez 603 * Copyright(C) 2002 Michael Militzer <isibaar@xvid.org>
7 : edgomez 605 * 2002 Peter Ross <pross@xvid.org>
8 : edgomez 742 * 2002 Edouard Gomez <ed.gomez@free.fr>
9 : edgomez 407 *
10 : edgomez 648 * This file is part of XviD, a free MPEG-4 video encoder/decoder
11 : edgomez 407 *
12 : edgomez 648 * XviD is free software; you can redistribute it and/or modify it
13 :     * under the terms of the GNU General Public License as published by
14 :     * the Free Software Foundation; either version 2 of the License, or
15 : edgomez 407 * (at your option) any later version.
16 :     *
17 :     * This program is distributed in the hope that it will be useful,
18 : edgomez 648 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 : edgomez 407 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 :     * GNU General Public License for more details.
21 :     *
22 :     * You should have received a copy of the GNU General Public License
23 : edgomez 648 * along with this program; if not, write to the Free Software
24 : edgomez 407 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 :     *
26 : edgomez 854 * $Id: portab.h,v 1.44 2003-02-16 01:41:24 edgomez Exp $
27 : edgomez 407 *
28 :     ****************************************************************************/
29 :    
30 : Isibaar 3 #ifndef _PORTAB_H_
31 :     #define _PORTAB_H_
32 :    
33 : edgomez 513 /*****************************************************************************
34 :     * Common things
35 :     ****************************************************************************/
36 : suxen_drol 252
37 : edgomez 513 /* Debug level masks */
38 : edgomez 854 #define DPRINTF_ERROR 0x00000001
39 :     #define DPRINTF_STARTCODE 0x00000002
40 :     #define DPRINTF_HEADER 0x00000004
41 :     #define DPRINTF_TIMECODE 0x00000008
42 :     #define DPRINTF_MB 0x00000010
43 :     #define DPRINTF_COEFF 0x00000020
44 :     #define DPRINTF_MV 0x00000040
45 :     #define DPRINTF_RC 0x00000080
46 :     #define DPRINTF_DEBUG 0x80000000
47 : suxen_drol 252
48 : edgomez 513 /* debug level for this library */
49 : edgomez 854 #ifdef _DEBUG
50 :     #define DPRINTF_LEVEL 0x000000ff
51 :     #else
52 :     #define DPRINTF_LEVEL 0
53 :     #endif
54 : suxen_drol 252
55 : edgomez 826 /* Buffer size for msvc implementation because it outputs to DebugOutput */
56 : suxen_drol 252 #define DPRINTF_BUF_SZ 1024
57 :    
58 : edgomez 513 /*****************************************************************************
59 :     * Types used in XviD sources
60 :     ****************************************************************************/
61 : suxen_drol 252
62 : edgomez 513 /*----------------------------------------------------------------------------
63 : edgomez 824 | For MSVC
64 : edgomez 513 *---------------------------------------------------------------------------*/
65 : Isibaar 3
66 : edgomez 851 #if defined(_MSC_VER) || defined (__WATCOMC__)
67 : edgomez 513 # define int8_t char
68 :     # define uint8_t unsigned char
69 :     # define int16_t short
70 :     # define uint16_t unsigned short
71 :     # define int32_t int
72 :     # define uint32_t unsigned int
73 :     # define int64_t __int64
74 :     # define uint64_t unsigned __int64
75 : suxen_drol 136
76 : edgomez 513 /*----------------------------------------------------------------------------
77 : edgomez 826 | For all other compilers, use the standard header file
78 :     | (compiler should be ISO C99 compatible, perhaps ISO C89 is enough)
79 : edgomez 513 *---------------------------------------------------------------------------*/
80 : h 108
81 : edgomez 826 #else
82 : Isibaar 3
83 : edgomez 826 # include <inttypes.h>
84 : Isibaar 3
85 : suxen_drol 68 #endif
86 : Isibaar 42
87 : edgomez 513 /*****************************************************************************
88 :     * Some things that are only architecture dependant
89 :     ****************************************************************************/
90 : Isibaar 3
91 : edgomez 824 #if defined(ARCH_IS_32BIT)
92 : edgomez 513 # define CACHE_LINE 16
93 :     # define ptr_t uint32_t
94 : edgomez 824 #elif defined(ARCH_IS_64BIT)
95 : edgomez 513 # define CACHE_LINE 32
96 :     # define ptr_t uint64_t
97 : chl 37 #else
98 : edgomez 824 # error You are trying to compile XviD without defining address bus size.
99 : chl 37 #endif
100 : Isibaar 3
101 : edgomez 513 /*****************************************************************************
102 :     * Things that must be sorted by compiler and then by architecture
103 :     ****************************************************************************/
104 : Isibaar 3
105 : edgomez 513 /*****************************************************************************
106 :     * MSVC compiler specific macros, functions
107 :     ****************************************************************************/
108 : Isibaar 3
109 : edgomez 513 #if defined(_MSC_VER)
110 : canard 73
111 : edgomez 513 /*----------------------------------------------------------------------------
112 :     | Common msvc stuff
113 :     *---------------------------------------------------------------------------*/
114 : Isibaar 3
115 : edgomez 854 # include <windows.h>
116 :     # include <stdio.h>
117 : edgomez 78
118 : edgomez 854 /* Non ANSI mapping */
119 :     # define snprintf _snprintf
120 :     # define vsnprintf _vsnprintf
121 :    
122 : edgomez 513 /*
123 :     * This function must be declared/defined all the time because MSVC does
124 : edgomez 824 * not support C99 variable arguments macros.
125 :     *
126 :     * Btw, if the MS compiler does its job well, it should remove the nop
127 :     * DPRINTF function when not compiling in _DEBUG mode
128 : edgomez 513 */
129 : edgomez 824 # ifdef _DEBUG
130 : edgomez 513 static __inline void DPRINTF(int level, char *fmt, ...)
131 :     {
132 :     if (DPRINTF_LEVEL & level) {
133 :     va_list args;
134 :     char buf[DPRINTF_BUF_SZ];
135 :     va_start(args, fmt);
136 :     vsprintf(buf, fmt, args);
137 :     OutputDebugString(buf);
138 :     fprintf(stderr, "%s\n", buf);
139 :     }
140 :     }
141 : edgomez 824 # else
142 :     static __inline void DPRINTF(int level, char *fmt, ...)
143 :     {
144 :     }
145 :     # endif
146 : Isibaar 3
147 : edgomez 513 # if _MSC_VER <= 1200
148 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
149 :     type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
150 :     type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
151 :     # else
152 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
153 :     __declspec(align(alignment)) type name[(sizex)*(sizey)]
154 :     # endif
155 : Isibaar 3
156 :    
157 : edgomez 513 /*----------------------------------------------------------------------------
158 :     | msvc x86 specific macros/functions
159 :     *---------------------------------------------------------------------------*/
160 : edgomez 824 # if defined(ARCH_IS_IA32)
161 : h 518 # define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax
162 : canard 89
163 : edgomez 824 # ifdef _PROFILING_
164 : edgomez 513 static __inline int64_t read_counter(void)
165 :     {
166 :     int64_t ts;
167 :     uint32_t ts1, ts2;
168 :     __asm {
169 :     rdtsc
170 :     mov ts1, eax
171 :     mov ts2, edx
172 :     }
173 :     ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
174 :     return ts;
175 :     }
176 : edgomez 824 # endif
177 : edgomez 195
178 : edgomez 513 /*----------------------------------------------------------------------------
179 : edgomez 824 | msvc GENERIC (plain C only) - Probably alpha or some embedded device
180 : edgomez 513 *---------------------------------------------------------------------------*/
181 : edgomez 824 # elif defined(ARCH_IS_GENERIC)
182 :     # define BSWAP(a) \
183 :     ((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
184 :     (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
185 :    
186 :     # ifdef _PROFILING_
187 :     # include <time.h>
188 :     static __inline int64_t read_counter(void)
189 :     {
190 :     return (int64_t)clock();
191 :     }
192 :     # endif
193 :    
194 :     /*----------------------------------------------------------------------------
195 :     | msvc Not given architecture - This is probably an user who tries to build
196 :     | XviD the wrong way.
197 :     *---------------------------------------------------------------------------*/
198 : edgomez 513 # else
199 : edgomez 824 # error You are trying to compile XviD without defining the architecture type.
200 : edgomez 513 # endif
201 : edgomez 195
202 :    
203 : Isibaar 209
204 :    
205 : edgomez 513 /*****************************************************************************
206 :     * GNU CC compiler stuff
207 :     ****************************************************************************/
208 : Isibaar 209
209 : chl 674 #elif defined(__GNUC__) || defined(__ICC) /* Compiler test */
210 : Isibaar 209
211 : edgomez 513 /*----------------------------------------------------------------------------
212 :     | Common gcc stuff
213 :     *---------------------------------------------------------------------------*/
214 : Isibaar 209
215 : edgomez 513 /*
216 :     * As gcc is (mostly) C99 compliant, we define DPRINTF only if it's realy needed
217 :     * and it's a macro calling fprintf directly
218 :     */
219 :     # ifdef _DEBUG
220 : Isibaar 209
221 : edgomez 513 /* Needed for all debuf fprintf calls */
222 :     # include <stdio.h>
223 : edgomez 824 # include <stdarg.h>
224 : Isibaar 209
225 : edgomez 824 static __inline void DPRINTF(int level, char *format, ...)
226 :     {
227 :     va_list args;
228 :     va_start(args, format);
229 :     if(DPRINTF_LEVEL & level) {
230 :     vfprintf(stderr, format, args);
231 : edgomez 826 fprintf(stderr, "\n");
232 : edgomez 824 }
233 :     }
234 : ia64p 283
235 : edgomez 513 # else /* _DEBUG */
236 : edgomez 824 static __inline void DPRINTF(int level, char *format, ...) {}
237 : edgomez 513 # endif /* _DEBUG */
238 : Isibaar 209
239 : ia64p 280
240 : edgomez 516 # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
241 :     type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
242 :     type * name = (type *) (((ptr_t) name##_storage+(alignment - 1)) & ~((ptr_t)(alignment)-1))
243 :    
244 : edgomez 513 /*----------------------------------------------------------------------------
245 : edgomez 824 | gcc IA32 specific macros/functions
246 : edgomez 513 *---------------------------------------------------------------------------*/
247 : edgomez 824 # if defined(ARCH_IS_IA32)
248 : edgomez 513 # define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) );
249 : Isibaar 209
250 : edgomez 824 # ifdef _PROFILING_
251 :     static __inline int64_t read_counter(void)
252 :     {
253 :     int64_t ts;
254 :     uint32_t ts1, ts2;
255 :     __asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2));
256 :     ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
257 :     return ts;
258 :     }
259 :     # endif
260 : ia64p 283
261 : edgomez 513 /*----------------------------------------------------------------------------
262 :     | gcc PPC and PPC Altivec specific macros/functions
263 :     *---------------------------------------------------------------------------*/
264 : edgomez 824 # elif defined(ARCH_IS_PPC)
265 : edgomez 513 # define BSWAP(a) __asm__ __volatile__ \
266 :     ( "lwbrx %0,0,%1; eieio" : "=r" (a) : "r" (&(a)), "m" (a));
267 : ia64p 283
268 : edgomez 824 # ifdef _PROFILING_
269 :     static __inline unsigned long get_tbl(void)
270 :     {
271 :     unsigned long tbl;
272 :     asm volatile ("mftb %0":"=r" (tbl));
273 :     return tbl;
274 :     }
275 : ia64p 283
276 : edgomez 824 static __inline unsigned long get_tbu(void)
277 :     {
278 :     unsigned long tbl;
279 :     asm volatile ("mftbu %0":"=r" (tbl));
280 :     return tbl;
281 :     }
282 : ia64p 283
283 : edgomez 824 static __inline int64_t read_counter(void)
284 :     {
285 :     unsigned long tb, tu;
286 :     do {
287 :     tu = get_tbu();
288 :     tb = get_tbl();
289 :     }while (tb != get_tbl());
290 :     return (((int64_t) tu) << 32) | (int64_t) tb;
291 :     }
292 :     # endif
293 : ia64p 283
294 : edgomez 513 /*----------------------------------------------------------------------------
295 :     | gcc IA64 specific macros/functions
296 :     *---------------------------------------------------------------------------*/
297 : edgomez 824 # elif defined(ARCH_IS_IA64)
298 : edgomez 513 # define BSWAP(a) __asm__ __volatile__ \
299 :     ("mux1 %1 = %0, @rev" ";;" \
300 :     "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));
301 : ia64p 283
302 : edgomez 824 # ifdef _PROFILING_
303 :     static __inline int64_t read_counter(void)
304 :     {
305 :     unsigned long result;
306 :     __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");
307 :     return result;
308 :     }
309 :     # endif
310 : ia64p 283
311 : edgomez 513 /*----------------------------------------------------------------------------
312 : edgomez 824 | gcc GENERIC (plain C only) specific macros/functions
313 : edgomez 513 *---------------------------------------------------------------------------*/
314 : edgomez 824 # elif defined(ARCH_IS_GENERIC)
315 : edgomez 513 # define BSWAP(a) \
316 : edgomez 517 ((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
317 : edgomez 513 (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
318 : ia64p 283
319 : edgomez 824 # ifdef _PROFILING_
320 :     # include <time.h>
321 :     static __inline int64_t read_counter(void)
322 :     {
323 :     return (int64_t)clock();
324 :     }
325 :     # endif
326 : ia64p 283
327 : edgomez 513 /*----------------------------------------------------------------------------
328 : edgomez 824 | gcc Not given architecture - This is probably an user who tries to build
329 :     | XviD the wrong way.
330 : edgomez 513 *---------------------------------------------------------------------------*/
331 :     # else
332 : edgomez 824 # error You are trying to compile XviD without defining the architecture type.
333 :     # endif
334 : edgomez 677
335 : edgomez 854
336 :    
337 :    
338 : edgomez 513 /*****************************************************************************
339 : edgomez 854 * Open WATCOM C/C++ compiler
340 : edgomez 851 ****************************************************************************/
341 : edgomez 854
342 : edgomez 851 #elif defined(__WATCOMC__)
343 :    
344 :     # include <stdio.h>
345 :     # include <stdarg.h>
346 :    
347 :     # ifdef _DEBUG
348 :     static __inline void DPRINTF(int level, char *fmt, ...)
349 :     {
350 :     if (DPRINTF_LEVEL & level) {
351 :     va_list args;
352 :     char buf[DPRINTF_BUF_SZ];
353 :     va_start(args, fmt);
354 :     vsprintf(buf, fmt, args);
355 :     fprintf(stderr, "%s\n", buf);
356 :     }
357 :     }
358 :     # else /* _DEBUG */
359 :     static __inline void DPRINTF(int level, char *format, ...) {}
360 :     # endif /* _DEBUG */
361 :    
362 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
363 :     type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
364 :     type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
365 :    
366 :     /*----------------------------------------------------------------------------
367 : edgomez 854 | watcom ia32 specific macros/functions
368 : edgomez 851 *---------------------------------------------------------------------------*/
369 :     # if defined(ARCH_IS_IA32)
370 :    
371 :     # define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax
372 : edgomez 854
373 : edgomez 851 # ifdef _PROFILING_
374 :     static __inline int64_t read_counter(void)
375 :     {
376 :     uint64_t ts;
377 :     uint32_t ts1, ts2;
378 :     __asm {
379 :     rdtsc
380 :     mov ts1, eax
381 :     mov ts2, edx
382 :     }
383 :     ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
384 :     return ts;
385 :     }
386 :     # endif
387 :    
388 :     /*----------------------------------------------------------------------------
389 : edgomez 854 | watcom GENERIC (plain C only) specific macros/functions.
390 : edgomez 851 *---------------------------------------------------------------------------*/
391 : edgomez 854 # elif defined(ARCH_IS_GENERIC)
392 : edgomez 851
393 :     # define BSWAP(x) \
394 :     x = ((((x) & 0xff000000) >> 24) | \
395 :     (((x) & 0x00ff0000) >> 8) | \
396 :     (((x) & 0x0000ff00) << 8) | \
397 :     (((x) & 0x000000ff) << 24))
398 : edgomez 854
399 : edgomez 851 # ifdef _PROFILING_
400 :     static int64_t read_counter() { return 0; }
401 :     # endif
402 :    
403 : edgomez 854 /*----------------------------------------------------------------------------
404 :     | watcom Not given architecture - This is probably an user who tries to build
405 :     | XviD the wrong way.
406 :     *---------------------------------------------------------------------------*/
407 :     # else
408 :     # error You are trying to compile XviD without defining the architecture type.
409 :     # endif
410 : edgomez 851
411 : edgomez 854
412 : edgomez 851 /*****************************************************************************
413 : edgomez 513 * Unknown compiler
414 :     ****************************************************************************/
415 :     #else /* Compiler test */
416 : Isibaar 3
417 : edgomez 826 /*
418 :     * Ok we know nothing about the compiler, so we fallback to ANSI C
419 :     * features, so every compiler should be happy and compile the code.
420 :     *
421 :     * This is (mostly) equivalent to ARCH_IS_GENERIC.
422 :     */
423 : Isibaar 3
424 : edgomez 826 # ifdef _DEBUG
425 :    
426 :     /* Needed for all debuf fprintf calls */
427 :     # include <stdio.h>
428 :     # include <stdarg.h>
429 :    
430 :     static __inline void DPRINTF(int level, char *format, ...)
431 :     {
432 :     va_list args;
433 :     va_start(args, format);
434 :     if(DPRINTF_LEVEL & level) {
435 :     vfprintf(stderr, format, args);
436 :     fprintf(stderr, "\n");
437 :     }
438 :     }
439 :    
440 :     # else /* _DEBUG */
441 :     static __inline void DPRINTF(int level, char *format, ...) {}
442 :     # endif /* _DEBUG */
443 :    
444 :     # define BSWAP(a) \
445 :     ((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
446 :     (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
447 :    
448 :     # ifdef _PROFILING_
449 :     # include <time.h>
450 :     static __inline int64_t read_counter(void)
451 :     {
452 :     return (int64_t)clock();
453 :     }
454 :     # endif
455 :    
456 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
457 :     type name[(sizex)*(sizey)]
458 :    
459 : edgomez 513 #endif /* Compiler test */
460 : Isibaar 3
461 : Isibaar 209
462 : edgomez 854 #endif /* PORTAB_H */

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