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revision 1.25, Wed Jul 10 15:27:37 2002 UTC revision 1.46.2.6, Sat May 17 13:26:51 2003 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 Peter Ross <pross@xvid.org>
8     *               2002 Edouard Gomez <ed.gomez@free.fr>
9     *
10     *  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     *  (at your option) any later version.
16     *
17     *  This program is distributed in the hope that it will be useful,
18     *  but WITHOUT ANY WARRANTY; without even the implied warranty of
19     *  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     *  along with this program; if not, write to the Free Software
24     *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
25     *
26     * $Id$
27     *
28     ****************************************************************************/
29    
30  #ifndef _PORTAB_H_  #ifndef _PORTAB_H_
31  #define _PORTAB_H_  #define _PORTAB_H_
32    
33    /*****************************************************************************
34     *  Common things
35     ****************************************************************************/
36    
37    /* Buffer size for msvc implementation because it outputs to DebugOutput */
38    #if defined(_DEBUG)
39    extern unsigned int xvid_debug;
40    #define DPRINTF_BUF_SZ  1024
41    #endif
42    
43  // debug level masks  /*****************************************************************************
44  #define DPRINTF_ERROR           0x00000001   *  Types used in XviD sources
45  #define DPRINTF_STARTCODE       0x00000002   ****************************************************************************/
46  #define DPRINTF_HEADER          0x00000004  
47  #define DPRINTF_TIMECODE        0x00000008  /*----------------------------------------------------------------------------
48  #define DPRINTF_MB                      0x00000010   | For MSVC
49  #define DPRINTF_COEFF           0x00000020   *---------------------------------------------------------------------------*/
 #define DPRINTF_MV                      0x00000040  
 #define DPRINTF_DEBUG           0x80000000  
50    
51  // debug level  #if defined(_MSC_VER) || defined (__WATCOMC__)
52  #define DPRINTF_LEVEL           0  #    define int8_t   char
53    #    define uint8_t  unsigned char
54    #    define int16_t  short
55    #    define uint16_t unsigned short
56    #    define int32_t  int
57    #    define uint32_t unsigned int
58    #    define int64_t  __int64
59    #    define uint64_t unsigned __int64
60    
61    /*----------------------------------------------------------------------------
62     | For all other compilers, use the standard header file
63     | (compiler should be ISO C99 compatible, perhaps ISO C89 is enough)
64     *---------------------------------------------------------------------------*/
65    
66  #define DPRINTF_BUF_SZ  1024  #else
67    
68    #    include <inttypes.h>
69    
70    #endif
71    
72  #if defined(WIN32)  /*****************************************************************************
73     *  Some things that are only architecture dependant
74     ****************************************************************************/
75    
76    #if defined(ARCH_IS_32BIT)
77    #    define CACHE_LINE 64
78    #    define ptr_t uint32_t
79    #    define intptr_t int32_t
80    #    if _MSC_VER < 1300
81    #        define uintptr_t uint32_t
82    #    else
83    #        include <stdarg.h>
84    #    endif
85    #elif defined(ARCH_IS_64BIT)
86    #    define CACHE_LINE  64
87    #    define ptr_t uint64_t
88    #    define intptr_t int64_t
89    #    if _MSC_VER < 1300
90    #        define uintptr_t uint64_t
91    #    else
92    #        include <stdarg.h>
93    #    endif
94    #else
95    #    error You are trying to compile XviD without defining address bus size.
96    #endif
97    
98    /*****************************************************************************
99     *  Things that must be sorted by compiler and then by architecture
100     ****************************************************************************/
101    
102    /*****************************************************************************
103     *  MSVC compiler specific macros, functions
104     ****************************************************************************/
105    
106    #if defined(_MSC_VER)
107    
108    /*----------------------------------------------------------------------------
109     | Common msvc stuff
110     *---------------------------------------------------------------------------*/
111    
112  #include <windows.h>  #include <windows.h>
113  #include <stdio.h>  #include <stdio.h>
114    
115  static __inline void       /* Non ANSI mapping */
116  DPRINTF(int level, char *fmt,  #    define snprintf _snprintf
117                  ...)  #    define vsnprintf _vsnprintf
118  {  
119          if ((DPRINTF_LEVEL & level))      /*
120         * This function must be declared/defined all the time because MSVC does
121         * not support C99 variable arguments macros.
122         *
123         * Btw, if the MS compiler does its job well, it should remove the nop
124         * DPRINTF function when not compiling in _DEBUG mode
125         */
126    #   ifdef _DEBUG
127        static __inline void DPRINTF(int level, char *fmt, ...)
128          {          {
129            if (xvid_debug & level) {
130                  va_list args;                  va_list args;
131                  char buf[DPRINTF_BUF_SZ];                  char buf[DPRINTF_BUF_SZ];
   
132                  va_start(args, fmt);                  va_start(args, fmt);
133                  vsprintf(buf, fmt, args);                  vsprintf(buf, fmt, args);
134                  OutputDebugString(buf);                  OutputDebugString(buf);
135                  fprintf(stdout, "%s\n", buf);              fprintf(stderr, "%s\n", buf);
                 fflush(stdout);  
136          }          }
137  }  }
   
   
 #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); }  
138  #else  #else
139  #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)  
140  #endif  #endif
141    
   
 #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  
   
142  #if _MSC_VER <= 1200  #if _MSC_VER <= 1200
143  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
144          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
# Line 84  Line 148 
148          __declspec(align(alignment)) type name[(sizex)*(sizey)]          __declspec(align(alignment)) type name[(sizex)*(sizey)]
149  #endif  #endif
150    
151  // needed for bitstream.h  
152    /*----------------------------------------------------------------------------
153     | msvc x86 specific macros/functions
154     *---------------------------------------------------------------------------*/
155    #    if defined(ARCH_IS_IA32)
156  #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
157    
158  // needed for timer.c           static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
159  {  {
160          int64_t ts;          int64_t ts;
161          uint32_t ts1, ts2;          uint32_t ts1, ts2;
   
162          __asm {          __asm {
163                  rdtsc                  rdtsc
164                  mov ts1, eax                  mov ts1, eax
165                  mov ts2, edx                  mov ts2, edx
166          }          }
   
167          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
   
168          return ts;          return ts;
169  }  }
170    
171  #elif defined(LINUX) || defined(DJGPP) || defined(FREEBSD)  /*----------------------------------------------------------------------------
172     | msvc GENERIC (plain C only) - Probably alpha or some embedded device
173     *---------------------------------------------------------------------------*/
174    #    elif defined(ARCH_IS_GENERIC)
175    #        define BSWAP(a) \
176                    ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
177                           (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
178    
179    #        include <time.h>
180             static __inline int64_t read_counter(void)
181             {
182                 return (int64_t)clock();
183             }
184    
185    /*----------------------------------------------------------------------------
186     | msvc Not given architecture - This is probably an user who tries to build
187     | XviD the wrong way.
188     *---------------------------------------------------------------------------*/
189    #    else
190    #        error You are trying to compile XviD without defining the architecture type.
191    #    endif
192    
193    
194    
195    
196    /*****************************************************************************
197     *  GNU CC compiler stuff
198     ****************************************************************************/
199    
200    #elif defined(__GNUC__) || defined(__ICC) /* Compiler test */
201    
202    /*----------------------------------------------------------------------------
203     | Common gcc stuff
204     *---------------------------------------------------------------------------*/
205    
206    /*
207     * As gcc is (mostly) C99 compliant, we define DPRINTF only if it's realy needed
208     * and it's a macro calling fprintf directly
209     */
210    #    ifdef _DEBUG
211    
212            /* Needed for all debuf fprintf calls */
213  #include <stdio.h>  #include <stdio.h>
214  #include <stdarg.h>  #include <stdarg.h>
215    
216  static __inline void          static __inline void DPRINTF(int level, char *format, ...)
 DPRINTF(int level, char *fmt,  
                 ...)  
217  {  {
         if ((DPRINTF_LEVEL & level)) {  
218                  va_list args;                  va_list args;
219                  char buf[DPRINTF_BUF_SZ];              va_start(args, format);
220                if(xvid_debug & level) {
221                  va_start(args, fmt);                     vfprintf(stderr, format, args);
222                  vsprintf(buf, fmt, args);                     fprintf(stderr, "\n");
                 fprintf(stdout, "%s\n", buf);  
223          }          }
224  }  }
225    
226  #ifdef _DEBUG  #    else /* _DEBUG */
227            static __inline void DPRINTF(int level, char *format, ...) {}
228  #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  
   
 #if defined(LINUX)  
229    
 #include <stdint.h>  
230    
231  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
232          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
233          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))
234    
235  #else  /*----------------------------------------------------------------------------
236     | gcc IA32 specific macros/functions
237  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \   *---------------------------------------------------------------------------*/
238          __attribute__ ((__aligned__(CACHE_LINE))) type name[(sizex)*(sizey)]  #    if defined(ARCH_IS_IA32)
239    #        define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) );
 #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  long long  
 #define uint64_t unsigned long long  
   
 #endif  
240    
241             static __inline int64_t read_counter(void)
242             {
243                 int64_t ts;
244                 uint32_t ts1, ts2;
245                 __asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2));
246                 ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
247                 return ts;
248             }
249    
250  // needed for bitstream.h  /*----------------------------------------------------------------------------
251  #ifdef ARCH_PPC   | gcc PPC and PPC Altivec specific macros/functions
252  #define BSWAP(a) __asm__ __volatile__ ( "lwbrx %0,0,%1; eieio" : "=r" (a) : \   *---------------------------------------------------------------------------*/
253                  "r" (&(a)), "m" (a));  #    elif defined(ARCH_IS_PPC)
254  #define EMMS()  #        define BSWAP(a) __asm__ __volatile__ \
255                    ( "lwbrx %0,0,%1; eieio" : "=r" (a) : "r" (&(a)), "m" (a));
256    
257  static __inline unsigned long           static __inline unsigned long get_tbl(void)
 get_tbl(void)  
258  {  {
259          unsigned long tbl;          unsigned long tbl;
260          asm volatile ("mftb %0":"=r" (tbl));          asm volatile ("mftb %0":"=r" (tbl));
   
261          return tbl;          return tbl;
262  }  }
263  static __inline unsigned long  
264  get_tbu(void)           static __inline unsigned long get_tbu(void)
265  {  {
266          unsigned long tbl;          unsigned long tbl;
267          asm volatile ("mftbu %0":"=r" (tbl));          asm volatile ("mftbu %0":"=r" (tbl));
   
268          return tbl;          return tbl;
269  }  }
270  static __inline int64_t  
271  read_counter()           static __inline int64_t read_counter(void)
272  {  {
273          unsigned long tb, tu;          unsigned long tb, tu;
   
274          do {          do {
275                  tu = get_tbu();                  tu = get_tbu();
276                  tb = get_tbl();                  tb = get_tbl();
# Line 202  Line 278 
278          return (((int64_t) tu) << 32) | (int64_t) tb;          return (((int64_t) tu) << 32) | (int64_t) tb;
279  }  }
280    
281  #define ptr_t   uint32_t  /*----------------------------------------------------------------------------
282     | gcc IA64 specific macros/functions
283  #define CACHE_LINE 16   *---------------------------------------------------------------------------*/
284    #    elif defined(ARCH_IS_IA64)
285  #elif defined(ARCH_IA64)  #        define BSWAP(a)  __asm__ __volatile__ \
286                    ("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" \  
                         ";;" \  
287                          "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));                          "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));
288    
289  // rdtsc replacement for ia64           static __inline int64_t read_counter(void)
290  static __inline int64_t read_counter() {           {
291          unsigned long result;          unsigned long result;
   
 //      __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");  
 //      while (__builtin_expect ((int) result == -1, 0))  
292                  __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");                  __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");
293          return result;          return result;
294             }
295    
296    /*----------------------------------------------------------------------------
297     | gcc GENERIC (plain C only) specific macros/functions
298     *---------------------------------------------------------------------------*/
299    #    elif defined(ARCH_IS_GENERIC)
300    #        define BSWAP(a) \
301                    ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
302                           (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
303    
304    #        include <time.h>
305             static __inline int64_t read_counter(void)
306             {
307                 return (int64_t)clock();
308  }  }
309    
310  /* we are missing our ia64intrin.h file, but according to the  /*----------------------------------------------------------------------------
311     Intel's ecc manual, this should be the right way ...   | gcc Not given architecture - This is probably an user who tries to build
312     this   | XviD the wrong way.
313     *---------------------------------------------------------------------------*/
314    #    else
315    #        error You are trying to compile XviD without defining the architecture type.
316    #    endif
317    
 #elif defined(__INTEL_COMPILER)  
318    
 #include <ia64intrin.h>  
319    
 static __inline int64_t read_counter() {  
   return __getReg(44);  
 }  
320    
321  #define BSWAP(a) ((unsigned int) (_m64_mux1(a, 0xb) >> 32))  /*****************************************************************************
322  */   *  Open WATCOM C/C++ compiler
323     ****************************************************************************/
324    
325  #else  #elif defined(__WATCOMC__)
326    
327  // needed for bitstream.h  #    include <stdio.h>
328  #define BSWAP(a) \  #    include <stdarg.h>
          ((a) = ( ((a)&0xff)<<24) | (((a)&0xff00)<<8) | (((a)>>8)&0xff00) | (((a)>>24)&0xff))  
329    
330  // rdtsc command most likely not supported,  #    ifdef _DEBUG
331  // so just dummy code here       static __inline void DPRINTF(int level, char *fmt, ...)
 static __inline int64_t  
 read_counter()  
332  {  {
333          return 0;           if (xvid_debug & level) {
334                 va_list args;
335                 char buf[DPRINTF_BUF_SZ];
336                 va_start(args, fmt);
337                 vsprintf(buf, fmt, args);
338                 fprintf(stderr, "%s\n", buf);
339             }
340  }  }
341    #    else /* _DEBUG */
342             static __inline void DPRINTF(int level, char *format, ...) {}
343    #    endif /* _DEBUG */
344    
345  #endif // gcc or ecc  #        define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
346                    type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
347                    type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
348    
349  #else  /*----------------------------------------------------------------------------
350  #define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) )   | watcom ia32 specific macros/functions
351  #define EMMS() __asm__("emms\n\t")   *---------------------------------------------------------------------------*/
352    #    if defined(ARCH_IS_IA32)
353    
354    #        define BSWAP(a)  __asm mov eax,a __asm bswap eax __asm mov a, eax
355    
356  // needed for timer.c           static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
357  {  {
358          int64_t ts;               uint64_t ts;
359          uint32_t ts1, ts2;          uint32_t ts1, ts2;
360                 __asm {
361          __asm__ __volatile__("rdtsc\n\t":"=a"(ts1),                   rdtsc
362                                                   "=d"(ts2));                   mov ts1, eax
363                     mov ts2, edx
364                 }
365          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
   
366          return ts;          return ts;
367  }  }
368    
369  #define ptr_t   uint32_t  /*----------------------------------------------------------------------------
370     | watcom GENERIC (plain C only) specific macros/functions.
371  #define CACHE_LINE 16   *---------------------------------------------------------------------------*/
372    #    elif defined(ARCH_IS_GENERIC)
373    
374    #        define BSWAP(x) \
375                x = ((((x) & 0xff000000) >> 24) | \
376                    (((x) & 0x00ff0000) >>  8) | \
377                    (((x) & 0x0000ff00) <<  8) | \
378                    (((x) & 0x000000ff) << 24))
379    
380             static int64_t read_counter() { return 0; }
381    
382    /*----------------------------------------------------------------------------
383     | watcom Not given architecture - This is probably an user who tries to build
384     | XviD the wrong way.
385     *---------------------------------------------------------------------------*/
386    #    else
387    #        error You are trying to compile XviD without defining the architecture type.
388  #endif  #endif
389    
 #else                                                   // OTHER OS  
390    
391    /*****************************************************************************
392     *  Unknown compiler
393     ****************************************************************************/
394    #else /* Compiler test */
395    
396          /*
397           * Ok we know nothing about the compiler, so we fallback to ANSI C
398           * features, so every compiler should be happy and compile the code.
399           *
400           * This is (mostly) equivalent to ARCH_IS_GENERIC.
401           */
402    
403    #    ifdef _DEBUG
404    
405            /* Needed for all debuf fprintf calls */
406  #include <stdio.h>  #include <stdio.h>
407  #include <stdarg.h>  #include <stdarg.h>
408    
409  static __inline void          static __inline void DPRINTF(int level, char *format, ...)
 DPRINTF(int level, char *fmt, ...)  
410  {  {
         if ((DPRINTF_LEVEL & level)) {  
   
411                  va_list args;                  va_list args;
412                  char buf[DPRINTF_BUF_SZ];              va_start(args, format);
413                if(xvid_debug & level) {
414                  va_start(args, fmt);                     vfprintf(stderr, format, args);
415                  vsprintf(buf, fmt, args);                     fprintf(stderr, "\n");
                 fprintf(stdout, "%s\n", buf);  
416          }          }
417  }  }
418    
419    #    else /* _DEBUG */
420            static __inline void DPRINTF(int level, char *format, ...) {}
421    #    endif /* _DEBUG */
422    
 #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  
423  #define BSWAP(a) \  #define BSWAP(a) \
424           ((a) = ( ((a)&0xff)<<24) | (((a)&0xff00)<<8) | (((a)>>8)&0xff00) | (((a)>>24)&0xff))              ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
425                       (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
426    
427  // rdtsc command most likely not supported,  #    include <time.h>
428  // so just dummy code here       static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
429  {  {
430          return 0;           return (int64_t)clock();
431  }  }
432    
433  #define ptr_t uint32_t  #    define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
434                    type name[(sizex)*(sizey)]
435    
436  #define CACHE_LINE  16  #endif /* Compiler test */
 #define CACHE_ALIGN  
437    
 #endif  
438    
439  #endif                                                  // _PORTAB_H_  #endif /* PORTAB_H */

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