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revision 1.24, Wed Jul 10 14:05:08 2002 UTC revision 1.46.2.2, Sat Mar 15 14:32:56 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  // debug level masks  /* Debug level masks */
38  #define DPRINTF_ERROR           0x00000001  #define DPRINTF_ERROR           0x00000001
39  #define DPRINTF_STARTCODE       0x00000002  #define DPRINTF_STARTCODE       0x00000002
40  #define DPRINTF_HEADER          0x00000004  #define DPRINTF_HEADER          0x00000004
# Line 10  Line 42 
42  #define DPRINTF_MB                      0x00000010  #define DPRINTF_MB                      0x00000010
43  #define DPRINTF_COEFF           0x00000020  #define DPRINTF_COEFF           0x00000020
44  #define DPRINTF_MV                      0x00000040  #define DPRINTF_MV                      0x00000040
45    #define DPRINTF_RC          0x00000080
46  #define DPRINTF_DEBUG           0x80000000  #define DPRINTF_DEBUG           0x80000000
47    
48  // debug level  /* debug level for this library */
49    #ifdef _DEBUG
50    #ifndef DPRINTF_LEVEL
51    #define DPRINTF_LEVEL       0x8000000f
52    #endif
53    #else
54  #define DPRINTF_LEVEL           0  #define DPRINTF_LEVEL           0
55    #endif
56    
57    /* Buffer size for msvc implementation because it outputs to DebugOutput */
58  #define DPRINTF_BUF_SZ  1024  #define DPRINTF_BUF_SZ  1024
59    
60    /*****************************************************************************
61     *  Types used in XviD sources
62     ****************************************************************************/
63    
64    /*----------------------------------------------------------------------------
65     | For MSVC
66     *---------------------------------------------------------------------------*/
67    
68    #if defined(_MSC_VER) || defined (__WATCOMC__)
69    #    define int8_t   char
70    #    define uint8_t  unsigned char
71    #    define int16_t  short
72    #    define uint16_t unsigned short
73    #    define int32_t  int
74    #    define uint32_t unsigned int
75    #    define int64_t  __int64
76    #    define uint64_t unsigned __int64
77    
78    /*----------------------------------------------------------------------------
79     | For all other compilers, use the standard header file
80     | (compiler should be ISO C99 compatible, perhaps ISO C89 is enough)
81     *---------------------------------------------------------------------------*/
82    
83    #else
84    
85    #    include <inttypes.h>
86    
87    #endif
88    
89    /*****************************************************************************
90     *  Some things that are only architecture dependant
91     ****************************************************************************/
92    
93    #if defined(ARCH_IS_32BIT)
94    #    define CACHE_LINE  64
95    #    define ptr_t uint32_t
96    #elif defined(ARCH_IS_64BIT)
97    #    define CACHE_LINE  64
98    #    define ptr_t uint64_t
99    #else
100    #    error You are trying to compile XviD without defining address bus size.
101    #endif
102    
103  #if defined(WIN32)  /*****************************************************************************
104     *  Things that must be sorted by compiler and then by architecture
105     ****************************************************************************/
106    
107    /*****************************************************************************
108     *  MSVC compiler specific macros, functions
109     ****************************************************************************/
110    
111    #if defined(_MSC_VER)
112    
113    /*----------------------------------------------------------------------------
114     | Common msvc stuff
115     *---------------------------------------------------------------------------*/
116    
117  #include <windows.h>  #include <windows.h>
118  #include <stdio.h>  #include <stdio.h>
119    
120  static __inline void       /* Non ANSI mapping */
121  DPRINTF(int level, char *fmt,  #    define snprintf _snprintf
122                  ...)  #    define vsnprintf _vsnprintf
123  {  
124          if ((DPRINTF_LEVEL & level))      /*
125         * This function must be declared/defined all the time because MSVC does
126         * not support C99 variable arguments macros.
127         *
128         * Btw, if the MS compiler does its job well, it should remove the nop
129         * DPRINTF function when not compiling in _DEBUG mode
130         */
131    #   ifdef _DEBUG
132        static __inline void DPRINTF(int level, char *fmt, ...)
133          {          {
134            if (DPRINTF_LEVEL & level) {
135                  va_list args;                  va_list args;
136                  char buf[DPRINTF_BUF_SZ];                  char buf[DPRINTF_BUF_SZ];
   
137                  va_start(args, fmt);                  va_start(args, fmt);
138                  vsprintf(buf, fmt, args);                  vsprintf(buf, fmt, args);
139                strcat(buf,"\n");
140                  OutputDebugString(buf);                  OutputDebugString(buf);
141                  fprintf(stdout, "%s\n", buf);              fputs(buf, stderr);
                 fflush(stdout);  
142          }          }
143  }  }
   
   
 #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); }  
144  #else  #else
145  #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)  
146  #endif  #endif
147    
   
 #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  
   
148  #if _MSC_VER <= 1200  #if _MSC_VER <= 1200
149  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
150          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
# Line 84  Line 154 
154          __declspec(align(alignment)) type name[(sizex)*(sizey)]          __declspec(align(alignment)) type name[(sizex)*(sizey)]
155  #endif  #endif
156    
157  // needed for bitstream.h  
158    /*----------------------------------------------------------------------------
159     | msvc x86 specific macros/functions
160     *---------------------------------------------------------------------------*/
161    #    if defined(ARCH_IS_IA32)
162  #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
163    
164  // needed for timer.c           static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
165  {  {
166          int64_t ts;          int64_t ts;
167          uint32_t ts1, ts2;          uint32_t ts1, ts2;
   
168          __asm {          __asm {
169                  rdtsc                  rdtsc
170                  mov ts1, eax                  mov ts1, eax
171                  mov ts2, edx                  mov ts2, edx
172          }          }
   
173          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);          ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
   
174          return ts;          return ts;
175  }  }
176    
177  #elif defined(LINUX) || defined(DJGPP) || defined(FREEBSD)  /*----------------------------------------------------------------------------
178     | msvc GENERIC (plain C only) - Probably alpha or some embedded device
179     *---------------------------------------------------------------------------*/
180    #    elif defined(ARCH_IS_GENERIC)
181    #        define BSWAP(a) \
182                    ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
183                           (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
184    
185    #        include <time.h>
186             static __inline int64_t read_counter(void)
187             {
188                 return (int64_t)clock();
189             }
190    
191    /*----------------------------------------------------------------------------
192     | msvc Not given architecture - This is probably an user who tries to build
193     | XviD the wrong way.
194     *---------------------------------------------------------------------------*/
195    #    else
196    #        error You are trying to compile XviD without defining the architecture type.
197    #    endif
198    
199    
200    
201    
202    /*****************************************************************************
203     *  GNU CC compiler stuff
204     ****************************************************************************/
205    
206    #elif defined(__GNUC__) || defined(__ICC) /* Compiler test */
207    
208    /*----------------------------------------------------------------------------
209     | Common gcc stuff
210     *---------------------------------------------------------------------------*/
211    
212    /*
213     * As gcc is (mostly) C99 compliant, we define DPRINTF only if it's realy needed
214     * and it's a macro calling fprintf directly
215     */
216    #    ifdef _DEBUG
217    
218            /* Needed for all debuf fprintf calls */
219  #include <stdio.h>  #include <stdio.h>
220  #include <stdarg.h>  #include <stdarg.h>
221    
222  static __inline void          static __inline void DPRINTF(int level, char *format, ...)
 DPRINTF(int level, char *fmt,  
                 ...)  
223  {  {
         if ((DPRINTF_LEVEL & level)) {  
224                  va_list args;                  va_list args;
225                  char buf[DPRINTF_BUF_SZ];              va_start(args, format);
226                if(DPRINTF_LEVEL & level) {
227                  va_start(args, fmt);                     vfprintf(stderr, format, args);
228                  vsprintf(buf, fmt, args);                     fprintf(stderr, "\n");
                 fprintf(stdout, "%s\n", buf);  
229          }          }
230  }  }
231    
232  #ifdef _DEBUG  #    else /* _DEBUG */
233            static __inline void DPRINTF(int level, char *format, ...) {}
234    #    endif /* _DEBUG */
235    
 #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>  
236    
237  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
238          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \          type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
239          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))
240    
241  #else  /*----------------------------------------------------------------------------
242     | gcc IA32 specific macros/functions
243  #define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \   *---------------------------------------------------------------------------*/
244          __attribute__ ((__aligned__(CACHE_LINE))) type name[(sizex)*(sizey)]  #    if defined(ARCH_IS_IA32)
245    #        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  
246    
247             static __inline int64_t read_counter(void)
248             {
249                 int64_t ts;
250                 uint32_t ts1, ts2;
251                 __asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2));
252                 ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
253                 return ts;
254             }
255    
256  // needed for bitstream.h  /*----------------------------------------------------------------------------
257  #ifdef ARCH_PPC   | gcc PPC and PPC Altivec specific macros/functions
258  #define BSWAP(a) __asm__ __volatile__ ( "lwbrx %0,0,%1; eieio" : "=r" (a) : \   *---------------------------------------------------------------------------*/
259                  "r" (&(a)), "m" (a));  #    elif defined(ARCH_IS_PPC)
260  #define EMMS()  #        define BSWAP(a) __asm__ __volatile__ \
261                    ( "lwbrx %0,0,%1; eieio" : "=r" (a) : "r" (&(a)), "m" (a));
262    
263  static __inline unsigned long           static __inline unsigned long get_tbl(void)
 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     *---------------------------------------------------------------------------*/
290    #    elif defined(ARCH_IS_IA64)
291    #        define BSWAP(a)  __asm__ __volatile__ \
292                    ("mux1 %1 = %0, @rev" ";;" \
293                     "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));
294    
295  #define CACHE_LINE 16           static __inline int64_t read_counter(void)
296             {
297                 unsigned long result;
298                 __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");
299                 return result;
300             }
301    
302  #elif defined(ARCH_IA64)  /*----------------------------------------------------------------------------
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  #define ptr_t   uint64_t  #        include <time.h>
311             static __inline int64_t read_counter(void)
312             {
313                 return (int64_t)clock();
314             }
315    
316    /*----------------------------------------------------------------------------
317     | gcc Not given architecture - This is probably an user who tries to build
318     | XviD the wrong way.
319     *---------------------------------------------------------------------------*/
320    #    else
321    #        error You are trying to compile XviD without defining the architecture type.
322    #    endif
323    
 #define CACHE_LINE 32  
324    
 #define EMMS()  
325    
 // needed for bitstream.h  
 #define BSWAP(a)  __asm__ __volatile__ ("mux1 %1 = %0, @rev" \  
                         ";;" \  
                         "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));  
326    
327  // rdtsc replacement for ia64  /*****************************************************************************
328  static __inline int64_t read_counter() {   *  Open WATCOM C/C++ compiler
329          unsigned long result;   ****************************************************************************/
330    
331  //      __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;  
332    
333    #    include <stdio.h>
334    #    include <stdarg.h>
335    
336    #    ifdef _DEBUG
337         static __inline void DPRINTF(int level, char *fmt, ...)
338         {
339             if (DPRINTF_LEVEL & 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\n", buf);
345  }  }
346         }
347    #    else /* _DEBUG */
348             static __inline void DPRINTF(int level, char *format, ...) {}
349    #    endif /* _DEBUG */
350    
351  #else  #        define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
352  #define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) )                  type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
353  #define EMMS() __asm__("emms\n\t")                  type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
354    
355    /*----------------------------------------------------------------------------
356     | watcom ia32 specific macros/functions
357     *---------------------------------------------------------------------------*/
358    #    if defined(ARCH_IS_IA32)
359    
360  // needed for timer.c  #        define BSWAP(a)  __asm mov eax,a __asm bswap eax __asm mov a, eax
361  static __inline int64_t  
362  read_counter()           static __inline int64_t read_counter(void)
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(DPRINTF_LEVEL & level) {
420                  va_start(args, fmt);                     vfprintf(stderr, format, args);
421                  vsprintf(buf, fmt, args);                     fprintf(stderr, "\n");
                 fprintf(stdout, "%s\n", buf);  
422          }          }
423  }  }
424    
425    #    else /* _DEBUG */
426            static __inline void DPRINTF(int level, char *format, ...) {}
427    #    endif /* _DEBUG */
428    
 #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  
429  #define BSWAP(a) \  #define BSWAP(a) \
430           ((a) = ( ((a)&0xff)<<24) | (((a)&0xff00)<<8) | (((a)>>8)&0xff00) | (((a)>>24)&0xff))              ((a) = (((a) & 0xff) << 24)  | (((a) & 0xff00) << 8) | \
431                       (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
432    
433  // rdtsc command most likely not supported,  #    include <time.h>
434  // so just dummy code here       static __inline int64_t read_counter(void)
 static __inline int64_t  
 read_counter()  
435  {  {
436          return 0;           return (int64_t)clock();
437  }  }
438    
439  #define ptr_t uint32_t  #    define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
440                    type name[(sizex)*(sizey)]
441    
442  #define CACHE_LINE  16  #endif /* Compiler test */
 #define CACHE_ALIGN  
443    
 #endif  
444    
445  #endif                                                  // _PORTAB_H_  #endif /* PORTAB_H */

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