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revision 1.24, Wed Jul 10 14:05:08 2002 UTC revision 1.46.2.9, Wed Oct 1 23:23:00 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     *               2002-2003 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    #    endif /* _DEBUG */
226    
 #include <stdio.h>  
 #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)  
   
 #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  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \   *---------------------------------------------------------------------------*/
235          __attribute__ ((__aligned__(CACHE_LINE))) type name[(sizex)*(sizey)]  #    if defined(ARCH_IS_IA32)
236    #        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  
237    
238             static __inline int64_t read_counter(void)
239             {
240                 int64_t ts;
241                 uint32_t ts1, ts2;
242                 __asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2));
243                 ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
244                 return ts;
245             }
246    
247  // needed for bitstream.h  /*----------------------------------------------------------------------------
248  #ifdef ARCH_PPC   | gcc PPC and PPC Altivec specific macros/functions
249  #define BSWAP(a) __asm__ __volatile__ ( "lwbrx %0,0,%1; eieio" : "=r" (a) : \   *---------------------------------------------------------------------------*/
250                  "r" (&(a)), "m" (a));  #    elif defined(ARCH_IS_PPC)
251  #define EMMS()  #        define BSWAP(a) __asm__ __volatile__ \
252                    ( "lwbrx %0,0,%1; eieio" : "=r" (a) : "r" (&(a)), "m" (a));
253    
254  static __inline unsigned long           static __inline unsigned long get_tbl(void)
 get_tbl(void)  
255  {  {
256          unsigned long tbl;          unsigned long tbl;
257          asm volatile ("mftb %0":"=r" (tbl));          asm volatile ("mftb %0":"=r" (tbl));
   
258          return tbl;          return tbl;
259  }  }
260  static __inline unsigned long  
261  get_tbu(void)           static __inline unsigned long get_tbu(void)
262  {  {
263          unsigned long tbl;          unsigned long tbl;
264          asm volatile ("mftbu %0":"=r" (tbl));          asm volatile ("mftbu %0":"=r" (tbl));
   
265          return tbl;          return tbl;
266  }  }
267  static __inline int64_t  
268  read_counter()           static __inline int64_t read_counter(void)
269  {  {
270          unsigned long tb, tu;          unsigned long tb, tu;
   
271          do {          do {
272                  tu = get_tbu();                  tu = get_tbu();
273                  tb = get_tbl();                  tb = get_tbl();
# Line 202  Line 275 
275          return (((int64_t) tu) << 32) | (int64_t) tb;          return (((int64_t) tu) << 32) | (int64_t) tb;
276  }  }
277    
278  #define ptr_t   uint32_t  /*----------------------------------------------------------------------------
279     | gcc IA64 specific macros/functions
280     *---------------------------------------------------------------------------*/
281    #    elif defined(ARCH_IS_IA64)
282    #        define BSWAP(a)  __asm__ __volatile__ \
283                    ("mux1 %1 = %0, @rev" ";;" \
284                     "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));
285    
286  #define CACHE_LINE 16           static __inline int64_t read_counter(void)
287             {
288                 unsigned long result;
289                 __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");
290                 return result;
291             }
292    
293  #elif defined(ARCH_IA64)  /*----------------------------------------------------------------------------
294     | gcc GENERIC (plain C only) specific macros/functions
295     *---------------------------------------------------------------------------*/
296    #    elif defined(ARCH_IS_GENERIC)
297    #        define BSWAP(a) \
298                    ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
299                           (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
300    
301  #define ptr_t   uint64_t  #        include <time.h>
302             static __inline int64_t read_counter(void)
303             {
304                 return (int64_t)clock();
305             }
306    
307    /*----------------------------------------------------------------------------
308     | gcc Not given architecture - This is probably an user who tries to build
309     | XviD the wrong way.
310     *---------------------------------------------------------------------------*/
311    #    else
312    #        error You are trying to compile XviD without defining the architecture type.
313    #    endif
314    
 #define CACHE_LINE 32  
315    
 #define EMMS()  
316    
 // needed for bitstream.h  
 #define BSWAP(a)  __asm__ __volatile__ ("mux1 %1 = %0, @rev" \  
                         ";;" \  
                         "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));  
317    
318  // rdtsc replacement for ia64  /*****************************************************************************
319  static __inline int64_t read_counter() {   *  Open WATCOM C/C++ compiler
320          unsigned long result;   ****************************************************************************/
321    
322  //      __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");  #elif defined(__WATCOMC__)
 //      while (__builtin_expect ((int) result == -1, 0))  
                 __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");  
         return result;  
323    
324    #    include <stdio.h>
325    #    include <stdarg.h>
326    
327    #    ifdef _DEBUG
328         static __inline void DPRINTF(int level, char *fmt, ...)
329         {
330             if (xvid_debug & level) {
331                 va_list args;
332                 char buf[DPRINTF_BUF_SZ];
333                 va_start(args, fmt);
334                 vsprintf(buf, fmt, args);
335                 fprintf(stderr, "%s", buf);
336  }  }
337         }
338    #    else /* _DEBUG */
339             static __inline void DPRINTF(int level, char *format, ...) {}
340    #    endif /* _DEBUG */
341    
342  #else  #        define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
343  #define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) )                  type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
344  #define EMMS() __asm__("emms\n\t")                  type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
345    
346    /*----------------------------------------------------------------------------
347     | watcom ia32 specific macros/functions
348     *---------------------------------------------------------------------------*/
349    #    if defined(ARCH_IS_IA32)
350    
351  // needed for timer.c  #        define BSWAP(a)  __asm mov eax,a __asm bswap eax __asm mov a, eax
352  static __inline int64_t  
353  read_counter()           static __inline int64_t read_counter(void)
354  {  {
355          int64_t ts;               uint64_t ts;
356          uint32_t ts1, ts2;          uint32_t ts1, ts2;
357                 __asm {
358          __asm__ __volatile__("rdtsc\n\t":"=a"(ts1),                   rdtsc
359                                                   "=d"(ts2));                   mov ts1, eax
360                     mov ts2, edx
361                 }
362          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
   
363          return ts;          return ts;
364  }  }
365    
366  #define ptr_t   uint32_t  /*----------------------------------------------------------------------------
367     | watcom GENERIC (plain C only) specific macros/functions.
368  #define CACHE_LINE 16   *---------------------------------------------------------------------------*/
369    #    elif defined(ARCH_IS_GENERIC)
370    
371    #        define BSWAP(x) \
372                x = ((((x) & 0xff000000) >> 24) | \
373                    (((x) & 0x00ff0000) >>  8) | \
374                    (((x) & 0x0000ff00) <<  8) | \
375                    (((x) & 0x000000ff) << 24))
376    
377             static int64_t read_counter() { return 0; }
378    
379    /*----------------------------------------------------------------------------
380     | watcom Not given architecture - This is probably an user who tries to build
381     | XviD the wrong way.
382     *---------------------------------------------------------------------------*/
383    #    else
384    #        error You are trying to compile XviD without defining the architecture type.
385  #endif  #endif
386    
 #else                                                   // OTHER OS  
387    
388    /*****************************************************************************
389     *  Unknown compiler
390     ****************************************************************************/
391    #else /* Compiler test */
392    
393          /*
394           * Ok we know nothing about the compiler, so we fallback to ANSI C
395           * features, so every compiler should be happy and compile the code.
396           *
397           * This is (mostly) equivalent to ARCH_IS_GENERIC.
398           */
399    
400    #    ifdef _DEBUG
401    
402            /* Needed for all debuf fprintf calls */
403  #include <stdio.h>  #include <stdio.h>
404  #include <stdarg.h>  #include <stdarg.h>
405    
406  static __inline void          static __inline void DPRINTF(int level, char *format, ...)
 DPRINTF(int level, char *fmt, ...)  
407  {  {
         if ((DPRINTF_LEVEL & level)) {  
   
408                  va_list args;                  va_list args;
409                  char buf[DPRINTF_BUF_SZ];              va_start(args, format);
410                if(xvid_debug & level) {
411                  va_start(args, fmt);                     vfprintf(stderr, format, args);
                 vsprintf(buf, fmt, args);  
                 fprintf(stdout, "%s\n", buf);  
412          }          }
413  }  }
414    
415    #    else /* _DEBUG */
416            static __inline void DPRINTF(int level, char *format, ...) {}
417    #    endif /* _DEBUG */
418    
 #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  
419  #define BSWAP(a) \  #define BSWAP(a) \
420           ((a) = ( ((a)&0xff)<<24) | (((a)&0xff00)<<8) | (((a)>>8)&0xff00) | (((a)>>24)&0xff))              ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
421                       (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
422    
423  // rdtsc command most likely not supported,  #    include <time.h>
424  // so just dummy code here       static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
425  {  {
426          return 0;           return (int64_t)clock();
427  }  }
428    
429  #define ptr_t uint32_t  #    define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
430                    type name[(sizex)*(sizey)]
431    
432  #define CACHE_LINE  16  #endif /* Compiler test */
 #define CACHE_ALIGN  
433    
 #endif  
434    
435  #endif                                                  // _PORTAB_H_  #endif /* PORTAB_H */

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