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revision 1.25, Wed Jul 10 15:27:37 2002 UTC revision 1.50, Mon Apr 5 20:36:36 2004 UTC
# Line 1  Line 1 
1    /*****************************************************************************
2     *
3     *  XVID MPEG-4 VIDEO CODEC
4     *  - Portable macros, types and inlined assembly -
5     *
6     *  Copyright(C) 2002      Michael Militzer <isibaar@xvid.org>
7     *               2002-2003 Peter Ross <pross@xvid.org>
8     *               2002-2003 Edouard Gomez <ed.gomez@free.fr>
9     *
10     *  This program is free software ; you can redistribute it and/or modify
11     *  it under the terms of the GNU General Public License as published by
12     *  the Free Software Foundation ; either version 2 of the License, or
13     *  (at your option) any later version.
14     *
15     *  This program is distributed in the hope that it will be useful,
16     *  but WITHOUT ANY WARRANTY ; without even the implied warranty of
17     *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18     *  GNU General Public License for more details.
19     *
20     *  You should have received a copy of the GNU General Public License
21     *  along with this program ; if not, write to the Free Software
22     *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
23     *
24     * $Id$
25     *
26     ****************************************************************************/
27    
28  #ifndef _PORTAB_H_  #ifndef _PORTAB_H_
29  #define _PORTAB_H_  #define _PORTAB_H_
30    
31    /*****************************************************************************
32     *  Common things
33     ****************************************************************************/
34    
35    /* Buffer size for msvc implementation because it outputs to DebugOutput */
36    #if defined(_DEBUG)
37    extern unsigned int xvid_debug;
38    #define DPRINTF_BUF_SZ  1024
39    #endif
40    
41    /*****************************************************************************
42     *  Types used in XviD sources
43     ****************************************************************************/
44    
45    /*----------------------------------------------------------------------------
46     | For MSVC
47     *---------------------------------------------------------------------------*/
48    
49    #if defined(_MSC_VER) || defined (__WATCOMC__)
50    #    define int8_t   char
51    #    define uint8_t  unsigned char
52    #    define int16_t  short
53    #    define uint16_t unsigned short
54    #    define int32_t  int
55    #    define uint32_t unsigned int
56    #    define int64_t  __int64
57    #    define uint64_t unsigned __int64
58    
59    /*----------------------------------------------------------------------------
60     | For all other compilers, use the standard header file
61     | (compiler should be ISO C99 compatible, perhaps ISO C89 is enough)
62     *---------------------------------------------------------------------------*/
63    
64  // debug level masks  #else
 #define DPRINTF_ERROR           0x00000001  
 #define DPRINTF_STARTCODE       0x00000002  
 #define DPRINTF_HEADER          0x00000004  
 #define DPRINTF_TIMECODE        0x00000008  
 #define DPRINTF_MB                      0x00000010  
 #define DPRINTF_COEFF           0x00000020  
 #define DPRINTF_MV                      0x00000040  
 #define DPRINTF_DEBUG           0x80000000  
65    
66  // debug level  #    include <inttypes.h>
 #define DPRINTF_LEVEL           0  
67    
68    #endif
69    
70  #define DPRINTF_BUF_SZ  1024  /*****************************************************************************
71     *  Some things that are only architecture dependant
72     ****************************************************************************/
73    
74    #if defined(ARCH_IS_32BIT)
75    #    define CACHE_LINE 64
76    #    define ptr_t uint32_t
77    #    define intptr_t int32_t
78    #    if _MSC_VER < 1300
79    #        define uintptr_t uint32_t
80    #    else
81    #        include <stdarg.h>
82    #    endif
83    #elif defined(ARCH_IS_64BIT)
84    #    define CACHE_LINE  64
85    #    define ptr_t uint64_t
86    #    define intptr_t int64_t
87    #    if _MSC_VER < 1300
88    #        define uintptr_t uint64_t
89    #    else
90    #        include <stdarg.h>
91    #    endif
92    #else
93    #    error You are trying to compile XviD without defining address bus size.
94    #endif
95    
96  #if defined(WIN32)  /*****************************************************************************
97     *  Things that must be sorted by compiler and then by architecture
98     ****************************************************************************/
99    
100    /*****************************************************************************
101     *  MSVC compiler specific macros, functions
102     ****************************************************************************/
103    
104    #if defined(_MSC_VER)
105    
106    /*----------------------------------------------------------------------------
107     | Common msvc stuff
108     *---------------------------------------------------------------------------*/
109    
110  #include <windows.h>  #include <windows.h>
111  #include <stdio.h>  #include <stdio.h>
112    
113  static __inline void       /* Non ANSI mapping */
114  DPRINTF(int level, char *fmt,  #    define snprintf _snprintf
115                  ...)  #    define vsnprintf _vsnprintf
116  {  
117          if ((DPRINTF_LEVEL & level))      /*
118         * This function must be declared/defined all the time because MSVC does
119         * not support C99 variable arguments macros.
120         *
121         * Btw, if the MS compiler does its job well, it should remove the nop
122         * DPRINTF function when not compiling in _DEBUG mode
123         */
124    #   ifdef _DEBUG
125        static __inline void DPRINTF(int level, char *fmt, ...)
126          {          {
127            if (xvid_debug & level) {
128                  va_list args;                  va_list args;
129                  char buf[DPRINTF_BUF_SZ];                  char buf[DPRINTF_BUF_SZ];
   
130                  va_start(args, fmt);                  va_start(args, fmt);
131                  vsprintf(buf, fmt, args);                  vsprintf(buf, fmt, args);
132                  OutputDebugString(buf);                  OutputDebugString(buf);
133                  fprintf(stdout, "%s\n", buf);              fprintf(stderr, "%s", buf);
                 fflush(stdout);  
134          }          }
135  }  }
   
   
 #define DEBUGCBR(A,B,C) { char tmp[100]; wsprintf(tmp, "CBR: frame: %i, quant: %i, deviation: %i\n", (A), (B), (C)); OutputDebugString(tmp); }  
   
 #ifdef _DEBUG  
 #define DEBUG(S) OutputDebugString((S));  
 #define DEBUG1(S,I) { char tmp[100]; wsprintf(tmp, "%s %i\n", (S), (I)); OutputDebugString(tmp); }  
 #define DEBUG2(X,A,B) { char tmp[100]; wsprintf(tmp, "%s %i %i\n", (X), (A), (B)); OutputDebugString(tmp); }  
 #define DEBUG3(X,A,B,C){ char tmp[1000]; wsprintf(tmp,"%s %i %i %i",(X),(A), (B), (C)); OutputDebugString(tmp); }  
 #define DEBUG4(X,A,B,C,D){ char tmp[1000]; wsprintf(tmp,"%s %i %i %i %i",(X),(A), (B), (C), (D)); OutputDebugString(tmp); }  
 #define DEBUG8(X,A,B,C,D,E,F,G,H){ char tmp[1000]; wsprintf(tmp,"%s %i %i %i %i %i %i %i %i",(X),(A),(B),(C),(D),(E),(F),(G),(H)); OutputDebugString(tmp); }  
136  #else  #else
137  #define DEBUG(S)           static __inline void DPRINTF(int level, char *fmt, ...) {}
 #define DEBUG1(S,I)  
 #define DEBUG2(X,A,B)  
 #define DEBUG3(X,A,B,C)  
 #define DEBUG4(X,A,B,C,D)  
 #define DEBUG8(X,A,B,C,D,E,F,G,H)  
138  #endif  #endif
139    
   
 #define int8_t char  
 #define uint8_t unsigned char  
 #define int16_t short  
 #define uint16_t unsigned short  
 #define int32_t int  
 #define uint32_t unsigned int  
 #define int64_t __int64  
 #define uint64_t unsigned __int64  
 #define ptr_t uint32_t  
   
 #define EMMS() __asm {emms}  
   
 #define CACHE_LINE  16  
   
140  #if _MSC_VER <= 1200  #if _MSC_VER <= 1200
141  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
142          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
# Line 84  Line 146 
146          __declspec(align(alignment)) type name[(sizex)*(sizey)]          __declspec(align(alignment)) type name[(sizex)*(sizey)]
147  #endif  #endif
148    
149  // needed for bitstream.h  
150    /*----------------------------------------------------------------------------
151     | msvc x86 specific macros/functions
152     *---------------------------------------------------------------------------*/
153    #    if defined(ARCH_IS_IA32)
154  #define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax  #define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax
155    
156  // needed for timer.c           static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
157  {  {
158          int64_t ts;          int64_t ts;
159          uint32_t ts1, ts2;          uint32_t ts1, ts2;
   
160          __asm {          __asm {
161                  rdtsc                  rdtsc
162                  mov ts1, eax                  mov ts1, eax
163                  mov ts2, edx                  mov ts2, edx
164          }          }
   
165          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
   
166          return ts;          return ts;
167  }  }
168    
169  #elif defined(LINUX) || defined(DJGPP) || defined(FREEBSD)  /*----------------------------------------------------------------------------
170     | msvc GENERIC (plain C only) - Probably alpha or some embedded device
171     *---------------------------------------------------------------------------*/
172    #    elif defined(ARCH_IS_GENERIC)
173    #        define BSWAP(a) \
174                    ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
175                           (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
176    
177    #        include <time.h>
178             static __inline int64_t read_counter(void)
179             {
180                 return (int64_t)clock();
181             }
182    
183    /*----------------------------------------------------------------------------
184     | msvc Not given architecture - This is probably an user who tries to build
185     | XviD the wrong way.
186     *---------------------------------------------------------------------------*/
187    #    else
188    #        error You are trying to compile XviD without defining the architecture type.
189    #    endif
190    
191    
192    
193    
194    /*****************************************************************************
195     *  GNU CC compiler stuff
196     ****************************************************************************/
197    
198    #elif defined(__GNUC__) || defined(__ICC) /* Compiler test */
199    
200    /*----------------------------------------------------------------------------
201     | Common gcc stuff
202     *---------------------------------------------------------------------------*/
203    
204    /*
205     * As gcc is (mostly) C99 compliant, we define DPRINTF only if it's realy needed
206     * and it's a macro calling fprintf directly
207     */
208    #    ifdef _DEBUG
209    
210            /* Needed for all debuf fprintf calls */
211  #include <stdio.h>  #include <stdio.h>
212  #include <stdarg.h>  #include <stdarg.h>
213    
214  static __inline void          static __inline void DPRINTF(int level, char *format, ...)
 DPRINTF(int level, char *fmt,  
                 ...)  
215  {  {
         if ((DPRINTF_LEVEL & level)) {  
216                  va_list args;                  va_list args;
217                  char buf[DPRINTF_BUF_SZ];              va_start(args, format);
218                if(xvid_debug & level) {
219                  va_start(args, fmt);                     vfprintf(stderr, format, args);
                 vsprintf(buf, fmt, args);  
                 fprintf(stdout, "%s\n", buf);  
220          }          }
221  }  }
222    
223  #ifdef _DEBUG  #    else /* _DEBUG */
224            static __inline void DPRINTF(int level, char *format, ...) {}
225  #include <stdio.h>  #    endif /* _DEBUG */
 #define DEBUG_WHERE               stdout  
 #define DEBUG(S)                  fprintf(DEBUG_WHERE, "%s\n", (S));  
 #define DEBUG1(S,I)               fprintf(DEBUG_WHERE, "%s %i\n", (S), (I))  
 #define DEBUG2(S,A,B)             fprintf(DEBUG_WHERE, "%s%i=%i\n", (S), (A), (B))  
 #define DEBUG3(S,A,B,C)           fprintf(DEBUG_WHERE, "%s %i %x %x\n", (S), (A), (B), (C))  
 #define DEBUG8(S,A,B,C,D,E,F,G,H)  
 #define DEBUGCBR(A,B,C)           fprintf(DEBUG_WHERE, "CBR: frame: %i, quant: %i, deviation: %i\n", (A), (B), (C))  
 #else  
 #define DEBUG(S)  
 #define DEBUG1(S,I)  
 #define DEBUG2(X,A,B)  
 #define DEBUG3(X,A,B,C)  
 #define DEBUG8(X,A,B,C,D,E,F,G,H)  
 #define DEBUGCBR(A,B,C)  
 #endif  
226    
 #if defined(LINUX)  
   
 #include <stdint.h>  
227    
228  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
229          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
230          type * name = (type *) (((ptr_t) name##_storage+(alignment - 1)) & ~((ptr_t)(alignment)-1))          type * name = (type *) (((ptr_t) name##_storage+(alignment - 1)) & ~((ptr_t)(alignment)-1))
231    
232  #else  /*----------------------------------------------------------------------------
233     | gcc IA32 specific macros/functions
234     *---------------------------------------------------------------------------*/
235    #    if defined(ARCH_IS_IA32)
236    #        define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) );
237    
238  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \           static __inline int64_t read_counter(void)
239          __attribute__ ((__aligned__(CACHE_LINE))) type name[(sizex)*(sizey)]           {
240                 int64_t ts;
241  #define int8_t   char               uint32_t ts1, ts2;
242  #define uint8_t  unsigned char               __asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2));
243  #define int16_t  short               ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
244  #define uint16_t unsigned short               return ts;
245  #define int32_t  int           }
 #define uint32_t unsigned int  
 #define int64_t  long long  
 #define uint64_t unsigned long long  
246    
247    /*----------------------------------------------------------------------------
248     | gcc PPC and PPC Altivec specific macros/functions
249     *---------------------------------------------------------------------------*/
250    #    elif defined(ARCH_IS_PPC)
251    
252    #        if defined(HAVE_ALTIVEC_PARENTHESES_DECL)
253    #            define AVV(x...) (x)
254    #        elif defined(HAVE_ALTIVEC_BRACES_DECL)
255    #            define AVV(x...) {x}
256    #        else
257    #            error Trying to compile PPC target without a vector declaration type.
258  #endif  #endif
259    
260    #        define BSWAP(a) __asm__ __volatile__ \
261                    ( "lwbrx %0,0,%1; eieio" : "=r" (a) : "r" (&(a)), "m" (a));
262    
263  // needed for bitstream.h           static __inline unsigned long get_tbl(void)
 #ifdef ARCH_PPC  
 #define BSWAP(a) __asm__ __volatile__ ( "lwbrx %0,0,%1; eieio" : "=r" (a) : \  
                 "r" (&(a)), "m" (a));  
 #define EMMS()  
   
 static __inline unsigned long  
 get_tbl(void)  
264  {  {
265          unsigned long tbl;          unsigned long tbl;
266          asm volatile ("mftb %0":"=r" (tbl));          asm volatile ("mftb %0":"=r" (tbl));
   
267          return tbl;          return tbl;
268  }  }
269  static __inline unsigned long  
270  get_tbu(void)           static __inline unsigned long get_tbu(void)
271  {  {
272          unsigned long tbl;          unsigned long tbl;
273          asm volatile ("mftbu %0":"=r" (tbl));          asm volatile ("mftbu %0":"=r" (tbl));
   
274          return tbl;          return tbl;
275  }  }
276  static __inline int64_t  
277  read_counter()           static __inline int64_t read_counter(void)
278  {  {
279          unsigned long tb, tu;          unsigned long tb, tu;
   
280          do {          do {
281                  tu = get_tbu();                  tu = get_tbu();
282                  tb = get_tbl();                  tb = get_tbl();
# Line 202  Line 284 
284          return (((int64_t) tu) << 32) | (int64_t) tb;          return (((int64_t) tu) << 32) | (int64_t) tb;
285  }  }
286    
287  #define ptr_t   uint32_t  /*----------------------------------------------------------------------------
288     | gcc IA64 specific macros/functions
289  #define CACHE_LINE 16   *---------------------------------------------------------------------------*/
290    #    elif defined(ARCH_IS_IA64)
291  #elif defined(ARCH_IA64)  #        define BSWAP(a)  __asm__ __volatile__ \
292                    ("mux1 %1 = %0, @rev" ";;" \
 #define ptr_t   uint64_t  
   
 #define CACHE_LINE 32  
   
 #define EMMS()  
   
 #ifdef __GNUC__  
   
 // needed for bitstream.h  
 #define BSWAP(a)  __asm__ __volatile__ ("mux1 %1 = %0, @rev" \  
                         ";;" \  
293                          "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));                          "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));
294    
295  // rdtsc replacement for ia64           static __inline int64_t read_counter(void)
296  static __inline int64_t read_counter() {           {
297          unsigned long result;          unsigned long result;
   
 //      __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");  
 //      while (__builtin_expect ((int) result == -1, 0))  
298                  __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");                  __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");
299          return result;          return result;
300             }
301    
302    /*----------------------------------------------------------------------------
303     | gcc GENERIC (plain C only) specific macros/functions
304     *---------------------------------------------------------------------------*/
305    #    elif defined(ARCH_IS_GENERIC)
306    #        define BSWAP(a) \
307                    ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
308                           (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
309    
310    #        include <time.h>
311             static __inline int64_t read_counter(void)
312             {
313                 return (int64_t)clock();
314  }  }
315    
316  /* we are missing our ia64intrin.h file, but according to the  /*----------------------------------------------------------------------------
317     Intel's ecc manual, this should be the right way ...   | gcc Not given architecture - This is probably an user who tries to build
318     this   | XviD the wrong way.
319     *---------------------------------------------------------------------------*/
320    #    else
321    #        error You are trying to compile XviD without defining the architecture type.
322    #    endif
323    
 #elif defined(__INTEL_COMPILER)  
324    
 #include <ia64intrin.h>  
325    
 static __inline int64_t read_counter() {  
   return __getReg(44);  
 }  
326    
327  #define BSWAP(a) ((unsigned int) (_m64_mux1(a, 0xb) >> 32))  /*****************************************************************************
328  */   *  Open WATCOM C/C++ compiler
329     ****************************************************************************/
330    
331  #else  #elif defined(__WATCOMC__)
332    
333  // needed for bitstream.h  #    include <stdio.h>
334  #define BSWAP(a) \  #    include <stdarg.h>
          ((a) = ( ((a)&0xff)<<24) | (((a)&0xff00)<<8) | (((a)>>8)&0xff00) | (((a)>>24)&0xff))  
335    
336  // rdtsc command most likely not supported,  #    ifdef _DEBUG
337  // so just dummy code here       static __inline void DPRINTF(int level, char *fmt, ...)
 static __inline int64_t  
 read_counter()  
338  {  {
339          return 0;           if (xvid_debug & level) {
340                 va_list args;
341                 char buf[DPRINTF_BUF_SZ];
342                 va_start(args, fmt);
343                 vsprintf(buf, fmt, args);
344                 fprintf(stderr, "%s", buf);
345             }
346  }  }
347    #    else /* _DEBUG */
348             static __inline void DPRINTF(int level, char *format, ...) {}
349    #    endif /* _DEBUG */
350    
351  #endif // gcc or ecc  #        define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
352                    type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
353                    type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
354    
355  #else  /*----------------------------------------------------------------------------
356  #define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) )   | watcom ia32 specific macros/functions
357  #define EMMS() __asm__("emms\n\t")   *---------------------------------------------------------------------------*/
358    #    if defined(ARCH_IS_IA32)
359    
360    #        define BSWAP(a)  __asm mov eax,a __asm bswap eax __asm mov a, eax
361    
362  // needed for timer.c           static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
363  {  {
364          int64_t ts;               uint64_t ts;
365          uint32_t ts1, ts2;          uint32_t ts1, ts2;
366                 __asm {
367          __asm__ __volatile__("rdtsc\n\t":"=a"(ts1),                   rdtsc
368                                                   "=d"(ts2));                   mov ts1, eax
369                     mov ts2, edx
370                 }
371          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
   
372          return ts;          return ts;
373  }  }
374    
375  #define ptr_t   uint32_t  /*----------------------------------------------------------------------------
376     | watcom GENERIC (plain C only) specific macros/functions.
377  #define CACHE_LINE 16   *---------------------------------------------------------------------------*/
378    #    elif defined(ARCH_IS_GENERIC)
379    
380    #        define BSWAP(x) \
381                x = ((((x) & 0xff000000) >> 24) | \
382                    (((x) & 0x00ff0000) >>  8) | \
383                    (((x) & 0x0000ff00) <<  8) | \
384                    (((x) & 0x000000ff) << 24))
385    
386             static int64_t read_counter() { return 0; }
387    
388    /*----------------------------------------------------------------------------
389     | watcom Not given architecture - This is probably an user who tries to build
390     | XviD the wrong way.
391     *---------------------------------------------------------------------------*/
392    #    else
393    #        error You are trying to compile XviD without defining the architecture type.
394  #endif  #endif
395    
 #else                                                   // OTHER OS  
396    
397    /*****************************************************************************
398     *  Unknown compiler
399     ****************************************************************************/
400    #else /* Compiler test */
401    
402          /*
403           * Ok we know nothing about the compiler, so we fallback to ANSI C
404           * features, so every compiler should be happy and compile the code.
405           *
406           * This is (mostly) equivalent to ARCH_IS_GENERIC.
407           */
408    
409    #    ifdef _DEBUG
410    
411            /* Needed for all debuf fprintf calls */
412  #include <stdio.h>  #include <stdio.h>
413  #include <stdarg.h>  #include <stdarg.h>
414    
415  static __inline void          static __inline void DPRINTF(int level, char *format, ...)
 DPRINTF(int level, char *fmt, ...)  
416  {  {
         if ((DPRINTF_LEVEL & level)) {  
   
417                  va_list args;                  va_list args;
418                  char buf[DPRINTF_BUF_SZ];              va_start(args, format);
419                if(xvid_debug & level) {
420                  va_start(args, fmt);                     vfprintf(stderr, format, args);
                 vsprintf(buf, fmt, args);  
                 fprintf(stdout, "%s\n", buf);  
421          }          }
422  }  }
423    
424    #    else /* _DEBUG */
425            static __inline void DPRINTF(int level, char *format, ...) {}
426    #    endif /* _DEBUG */
427    
 #define DEBUG(S)  
 #define DEBUG1(S,I)  
 #define DEBUG2(X,A,B)  
 #define DEBUG3(X,A,B,C)  
 #define DEBUG8(X,A,B,C,D,E,F,G,H)  
 #define DEBUGCBR(A,B,C)  
   
 #include <inttypes.h>  
   
 #define EMMS()  
   
 // needed for bitstream.h  
428  #define BSWAP(a) \  #define BSWAP(a) \
429           ((a) = ( ((a)&0xff)<<24) | (((a)&0xff00)<<8) | (((a)>>8)&0xff00) | (((a)>>24)&0xff))              ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
430                       (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
431    
432  // rdtsc command most likely not supported,  #    include <time.h>
433  // so just dummy code here       static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
434  {  {
435          return 0;           return (int64_t)clock();
436  }  }
437    
438  #define ptr_t uint32_t  #    define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
439                    type name[(sizex)*(sizey)]
440    
441  #define CACHE_LINE  16  #endif /* Compiler test */
 #define CACHE_ALIGN  
442    
 #endif  
443    
444  #endif                                                  // _PORTAB_H_  #endif /* PORTAB_H */

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