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1 : edgomez 1.27 /*****************************************************************************
2 :     *
3 :     * XVID MPEG-4 VIDEO CODEC
4 :     * - Portable macros, types and inlined assembly -
5 :     *
6 : edgomez 1.33 * Copyright(C) 2002 Michael Militzer <isibaar@xvid.org>
7 : edgomez 1.34 * 2002 Peter Ross <pross@xvid.org>
8 : edgomez 1.40 * 2002 Edouard Gomez <ed.gomez@free.fr>
9 : edgomez 1.27 *
10 : edgomez 1.35 * This file is part of XviD, a free MPEG-4 video encoder/decoder
11 :     *
12 :     * 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 1.27 * (at your option) any later version.
16 :     *
17 :     * This program is distributed in the hope that it will be useful,
18 : edgomez 1.35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 : edgomez 1.27 * 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 1.35 * along with this program; if not, write to the Free Software
24 : edgomez 1.27 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 :     *
26 : suxen_drol 1.45 * $Id: portab.h,v 1.44 2003/02/16 01:41:24 edgomez Exp $
27 : edgomez 1.27 *
28 :     ****************************************************************************/
29 :    
30 : Isibaar 1.1 #ifndef _PORTAB_H_
31 :     #define _PORTAB_H_
32 :    
33 : edgomez 1.28 /*****************************************************************************
34 :     * Common things
35 :     ****************************************************************************/
36 : suxen_drol 1.23
37 : edgomez 1.28 /* Debug level masks */
38 : edgomez 1.44 #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 1.23
48 : edgomez 1.28 /* debug level for this library */
49 : edgomez 1.44 #ifdef _DEBUG
50 :     #define DPRINTF_LEVEL 0x000000ff
51 :     #else
52 :     #define DPRINTF_LEVEL 0
53 :     #endif
54 : suxen_drol 1.23
55 : edgomez 1.42 /* Buffer size for msvc implementation because it outputs to DebugOutput */
56 : suxen_drol 1.23 #define DPRINTF_BUF_SZ 1024
57 :    
58 : edgomez 1.28 /*****************************************************************************
59 :     * Types used in XviD sources
60 :     ****************************************************************************/
61 : suxen_drol 1.23
62 : edgomez 1.28 /*----------------------------------------------------------------------------
63 : edgomez 1.41 | For MSVC
64 : edgomez 1.28 *---------------------------------------------------------------------------*/
65 :    
66 : edgomez 1.43 #if defined(_MSC_VER) || defined (__WATCOMC__)
67 : edgomez 1.28 # 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 :    
76 :     /*----------------------------------------------------------------------------
77 : edgomez 1.42 | For all other compilers, use the standard header file
78 :     | (compiler should be ISO C99 compatible, perhaps ISO C89 is enough)
79 : edgomez 1.28 *---------------------------------------------------------------------------*/
80 :    
81 : edgomez 1.42 #else
82 : edgomez 1.28
83 : edgomez 1.42 # include <inttypes.h>
84 : suxen_drol 1.16
85 : h 1.2 #endif
86 : Isibaar 1.1
87 : edgomez 1.28 /*****************************************************************************
88 :     * Some things that are only architecture dependant
89 :     ****************************************************************************/
90 : Isibaar 1.1
91 : edgomez 1.41 #if defined(ARCH_IS_32BIT)
92 : edgomez 1.28 # define CACHE_LINE 16
93 :     # define ptr_t uint32_t
94 : edgomez 1.41 #elif defined(ARCH_IS_64BIT)
95 : edgomez 1.28 # define CACHE_LINE 32
96 :     # define ptr_t uint64_t
97 : suxen_drol 1.7 #else
98 : edgomez 1.41 # error You are trying to compile XviD without defining address bus size.
99 : suxen_drol 1.7 #endif
100 : Isibaar 1.4
101 : edgomez 1.28 /*****************************************************************************
102 :     * Things that must be sorted by compiler and then by architecture
103 :     ****************************************************************************/
104 : Isibaar 1.1
105 : edgomez 1.28 /*****************************************************************************
106 :     * MSVC compiler specific macros, functions
107 :     ****************************************************************************/
108 : edgomez 1.18
109 : edgomez 1.28 #if defined(_MSC_VER)
110 : edgomez 1.18
111 : edgomez 1.28 /*----------------------------------------------------------------------------
112 :     | Common msvc stuff
113 :     *---------------------------------------------------------------------------*/
114 : Isibaar 1.1
115 : edgomez 1.44 # include <windows.h>
116 :     # include <stdio.h>
117 :    
118 :     /* Non ANSI mapping */
119 :     # define snprintf _snprintf
120 :     # define vsnprintf _vsnprintf
121 : suxen_drol 1.23
122 : edgomez 1.28 /*
123 :     * This function must be declared/defined all the time because MSVC does
124 : edgomez 1.41 * 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 1.28 */
129 : edgomez 1.41 # ifdef _DEBUG
130 : edgomez 1.28 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 1.41 # else
142 : suxen_drol 1.45 static __inline void DPRINTF(int level, char *fmt, ...) {}
143 : edgomez 1.41 # endif
144 : edgomez 1.28
145 :     # if _MSC_VER <= 1200
146 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
147 :     type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
148 :     type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
149 :     # else
150 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
151 :     __declspec(align(alignment)) type name[(sizex)*(sizey)]
152 :     # endif
153 :    
154 :    
155 :     /*----------------------------------------------------------------------------
156 :     | msvc x86 specific macros/functions
157 :     *---------------------------------------------------------------------------*/
158 : edgomez 1.41 # if defined(ARCH_IS_IA32)
159 : h 1.31 # define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax
160 : edgomez 1.28
161 : suxen_drol 1.45 static __inline int64_t read_counter(void)
162 :     {
163 :     int64_t ts;
164 :     uint32_t ts1, ts2;
165 :     __asm {
166 :     rdtsc
167 :     mov ts1, eax
168 :     mov ts2, edx
169 : edgomez 1.28 }
170 : suxen_drol 1.45 ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
171 :     return ts;
172 :     }
173 : edgomez 1.28
174 :     /*----------------------------------------------------------------------------
175 : edgomez 1.41 | msvc GENERIC (plain C only) - Probably alpha or some embedded device
176 :     *---------------------------------------------------------------------------*/
177 :     # elif defined(ARCH_IS_GENERIC)
178 :     # define BSWAP(a) \
179 :     ((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
180 :     (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
181 :    
182 : suxen_drol 1.45 # include <time.h>
183 :     static __inline int64_t read_counter(void)
184 :     {
185 :     return (int64_t)clock();
186 :     }
187 : edgomez 1.41
188 :     /*----------------------------------------------------------------------------
189 :     | msvc Not given architecture - This is probably an user who tries to build
190 :     | XviD the wrong way.
191 : edgomez 1.28 *---------------------------------------------------------------------------*/
192 :     # else
193 : edgomez 1.41 # error You are trying to compile XviD without defining the architecture type.
194 : edgomez 1.28 # endif
195 : suxen_drol 1.22
196 : chl 1.3
197 : Isibaar 1.1
198 :    
199 : edgomez 1.28 /*****************************************************************************
200 :     * GNU CC compiler stuff
201 :     ****************************************************************************/
202 : canard 1.8
203 : chl 1.37 #elif defined(__GNUC__) || defined(__ICC) /* Compiler test */
204 : Isibaar 1.1
205 : edgomez 1.28 /*----------------------------------------------------------------------------
206 :     | Common gcc stuff
207 :     *---------------------------------------------------------------------------*/
208 :    
209 :     /*
210 :     * As gcc is (mostly) C99 compliant, we define DPRINTF only if it's realy needed
211 :     * and it's a macro calling fprintf directly
212 :     */
213 :     # ifdef _DEBUG
214 :    
215 :     /* Needed for all debuf fprintf calls */
216 :     # include <stdio.h>
217 : edgomez 1.41 # include <stdarg.h>
218 : edgomez 1.28
219 : edgomez 1.41 static __inline void DPRINTF(int level, char *format, ...)
220 :     {
221 :     va_list args;
222 :     va_start(args, format);
223 :     if(DPRINTF_LEVEL & level) {
224 :     vfprintf(stderr, format, args);
225 : edgomez 1.42 fprintf(stderr, "\n");
226 : suxen_drol 1.45 }
227 :     }
228 : edgomez 1.28
229 :     # else /* _DEBUG */
230 : edgomez 1.41 static __inline void DPRINTF(int level, char *format, ...) {}
231 : edgomez 1.28 # endif /* _DEBUG */
232 :    
233 :    
234 : edgomez 1.29 # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
235 :     type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
236 :     type * name = (type *) (((ptr_t) name##_storage+(alignment - 1)) & ~((ptr_t)(alignment)-1))
237 : edgomez 1.28
238 :     /*----------------------------------------------------------------------------
239 : edgomez 1.41 | gcc IA32 specific macros/functions
240 : edgomez 1.28 *---------------------------------------------------------------------------*/
241 : edgomez 1.41 # if defined(ARCH_IS_IA32)
242 : edgomez 1.28 # define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) );
243 :    
244 : suxen_drol 1.45 static __inline int64_t read_counter(void)
245 :     {
246 :     int64_t ts;
247 :     uint32_t ts1, ts2;
248 :     __asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2));
249 :     ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
250 :     return ts;
251 :     }
252 : edgomez 1.28
253 :     /*----------------------------------------------------------------------------
254 :     | gcc PPC and PPC Altivec specific macros/functions
255 :     *---------------------------------------------------------------------------*/
256 : edgomez 1.41 # elif defined(ARCH_IS_PPC)
257 : edgomez 1.28 # define BSWAP(a) __asm__ __volatile__ \
258 :     ( "lwbrx %0,0,%1; eieio" : "=r" (a) : "r" (&(a)), "m" (a));
259 :    
260 : suxen_drol 1.45 static __inline unsigned long get_tbl(void)
261 :     {
262 :     unsigned long tbl;
263 :     asm volatile ("mftb %0":"=r" (tbl));
264 :     return tbl;
265 :     }
266 : edgomez 1.28
267 : suxen_drol 1.45 static __inline unsigned long get_tbu(void)
268 :     {
269 :     unsigned long tbl;
270 :     asm volatile ("mftbu %0":"=r" (tbl));
271 :     return tbl;
272 :     }
273 : edgomez 1.28
274 : suxen_drol 1.45 static __inline int64_t read_counter(void)
275 :     {
276 :     unsigned long tb, tu;
277 :     do {
278 :     tu = get_tbu();
279 :     tb = get_tbl();
280 :     }while (tb != get_tbl());
281 :     return (((int64_t) tu) << 32) | (int64_t) tb;
282 :     }
283 : edgomez 1.28
284 :     /*----------------------------------------------------------------------------
285 :     | gcc IA64 specific macros/functions
286 :     *---------------------------------------------------------------------------*/
287 : edgomez 1.41 # elif defined(ARCH_IS_IA64)
288 : edgomez 1.28 # define BSWAP(a) __asm__ __volatile__ \
289 :     ("mux1 %1 = %0, @rev" ";;" \
290 :     "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));
291 :    
292 : suxen_drol 1.45 static __inline int64_t read_counter(void)
293 :     {
294 :     unsigned long result;
295 :     __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");
296 :     return result;
297 :     }
298 : edgomez 1.28
299 :     /*----------------------------------------------------------------------------
300 : edgomez 1.41 | gcc GENERIC (plain C only) specific macros/functions
301 : edgomez 1.28 *---------------------------------------------------------------------------*/
302 : edgomez 1.41 # elif defined(ARCH_IS_GENERIC)
303 : edgomez 1.28 # define BSWAP(a) \
304 : edgomez 1.30 ((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
305 : edgomez 1.28 (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
306 :    
307 : suxen_drol 1.45 # include <time.h>
308 :     static __inline int64_t read_counter(void)
309 :     {
310 :     return (int64_t)clock();
311 :     }
312 : edgomez 1.28
313 :     /*----------------------------------------------------------------------------
314 : edgomez 1.41 | gcc Not given architecture - This is probably an user who tries to build
315 :     | XviD the wrong way.
316 : edgomez 1.28 *---------------------------------------------------------------------------*/
317 :     # else
318 : edgomez 1.41 # error You are trying to compile XviD without defining the architecture type.
319 :     # endif
320 : edgomez 1.43
321 : edgomez 1.44
322 :    
323 :    
324 : edgomez 1.43 /*****************************************************************************
325 : edgomez 1.44 * Open WATCOM C/C++ compiler
326 : edgomez 1.43 ****************************************************************************/
327 : edgomez 1.44
328 : edgomez 1.43 #elif defined(__WATCOMC__)
329 :    
330 :     # include <stdio.h>
331 :     # include <stdarg.h>
332 :    
333 :     # ifdef _DEBUG
334 : suxen_drol 1.45 static __inline void DPRINTF(int level, char *fmt, ...)
335 :     {
336 :     if (DPRINTF_LEVEL & level) {
337 :     va_list args;
338 :     char buf[DPRINTF_BUF_SZ];
339 :     va_start(args, fmt);
340 :     vsprintf(buf, fmt, args);
341 :     fprintf(stderr, "%s\n", buf);
342 :     }
343 :     }
344 : edgomez 1.43 # else /* _DEBUG */
345 : suxen_drol 1.45 static __inline void DPRINTF(int level, char *format, ...) {}
346 : edgomez 1.43 # endif /* _DEBUG */
347 :    
348 : suxen_drol 1.45 # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
349 : edgomez 1.43 type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
350 :     type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
351 :    
352 :     /*----------------------------------------------------------------------------
353 : edgomez 1.44 | watcom ia32 specific macros/functions
354 : edgomez 1.43 *---------------------------------------------------------------------------*/
355 :     # if defined(ARCH_IS_IA32)
356 :    
357 :     # define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax
358 : edgomez 1.44
359 : edgomez 1.43 static __inline int64_t read_counter(void)
360 :     {
361 :     uint64_t ts;
362 :     uint32_t ts1, ts2;
363 :     __asm {
364 :     rdtsc
365 :     mov ts1, eax
366 :     mov ts2, edx
367 :     }
368 :     ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
369 :     return ts;
370 :     }
371 :    
372 :     /*----------------------------------------------------------------------------
373 : edgomez 1.44 | watcom GENERIC (plain C only) specific macros/functions.
374 : edgomez 1.43 *---------------------------------------------------------------------------*/
375 : suxen_drol 1.45 # elif defined(ARCH_IS_GENERIC)
376 : edgomez 1.43
377 : suxen_drol 1.45 # define BSWAP(x) \
378 :     x = ((((x) & 0xff000000) >> 24) | \
379 :     (((x) & 0x00ff0000) >> 8) | \
380 :     (((x) & 0x0000ff00) << 8) | \
381 :     (((x) & 0x000000ff) << 24))
382 : edgomez 1.44
383 : edgomez 1.43 static int64_t read_counter() { return 0; }
384 :    
385 : edgomez 1.44 /*----------------------------------------------------------------------------
386 :     | watcom Not given architecture - This is probably an user who tries to build
387 :     | XviD the wrong way.
388 :     *---------------------------------------------------------------------------*/
389 :     # else
390 :     # error You are trying to compile XviD without defining the architecture type.
391 :     # endif
392 :    
393 : edgomez 1.9
394 : edgomez 1.28 /*****************************************************************************
395 :     * Unknown compiler
396 :     ****************************************************************************/
397 :     #else /* Compiler test */
398 : Isibaar 1.21
399 : edgomez 1.42 /*
400 : suxen_drol 1.45 * Ok we know nothing about the compiler, so we fallback to ANSI C
401 :     * features, so every compiler should be happy and compile the code.
402 :     *
403 :     * This is (mostly) equivalent to ARCH_IS_GENERIC.
404 :     */
405 : edgomez 1.42
406 :     # ifdef _DEBUG
407 :    
408 :     /* Needed for all debuf fprintf calls */
409 :     # include <stdio.h>
410 :     # include <stdarg.h>
411 :    
412 :     static __inline void DPRINTF(int level, char *format, ...)
413 :     {
414 :     va_list args;
415 :     va_start(args, format);
416 :     if(DPRINTF_LEVEL & level) {
417 :     vfprintf(stderr, format, args);
418 :     fprintf(stderr, "\n");
419 : suxen_drol 1.45 }
420 :     }
421 : edgomez 1.42
422 :     # else /* _DEBUG */
423 :     static __inline void DPRINTF(int level, char *format, ...) {}
424 :     # endif /* _DEBUG */
425 :    
426 :     # define BSWAP(a) \
427 :     ((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
428 :     (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
429 :    
430 : suxen_drol 1.45 # include <time.h>
431 :     static __inline int64_t read_counter(void)
432 :     {
433 :     return (int64_t)clock();
434 :     }
435 : edgomez 1.42
436 : suxen_drol 1.45 # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
437 : edgomez 1.42 type name[(sizex)*(sizey)]
438 : Isibaar 1.21
439 : edgomez 1.28 #endif /* Compiler test */
440 : Isibaar 1.21
441 : Isibaar 1.1
442 : edgomez 1.44 #endif /* PORTAB_H */

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