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1 : edgomez 1.27 /*****************************************************************************
2 :     *
3 :     * XVID MPEG-4 VIDEO CODEC
4 :     * - Portable macros, types and inlined assembly -
5 :     *
6 :     * Copyright(C) 2002 Michael Militzer
7 :     *
8 :     * This program is an implementation of a part of one or more MPEG-4
9 :     * Video tools as specified in ISO/IEC 14496-2 standard. Those intending
10 :     * to use this software module in hardware or software products are
11 :     * advised that its use may infringe existing patents or copyrights, and
12 :     * any such use would be at such party's own risk. The original
13 :     * developer of this software module and his/her company, and subsequent
14 :     * editors and their companies, will have no liability for use of this
15 :     * software or modifications or derivatives thereof.
16 :     *
17 :     * This program is free software ; you can redistribute it and/or modify
18 :     * it under the terms of the GNU General Public License as published by
19 :     * the Free Software Foundation ; either version 2 of the License, or
20 :     * (at your option) any later version.
21 :     *
22 :     * This program is distributed in the hope that it will be useful,
23 :     * but WITHOUT ANY WARRANTY ; without even the implied warranty of
24 :     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 :     * GNU General Public License for more details.
26 :     *
27 :     * You should have received a copy of the GNU General Public License
28 :     * along with this program ; if not, write to the Free Software
29 :     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30 :     *
31 : edgomez 1.32 * $Id: portab.h,v 1.31 2002/09/22 18:17:32 h Exp $
32 : edgomez 1.27 *
33 :     ****************************************************************************/
34 :    
35 : Isibaar 1.1 #ifndef _PORTAB_H_
36 :     #define _PORTAB_H_
37 :    
38 : edgomez 1.28 /*****************************************************************************
39 :     * Common things
40 :     ****************************************************************************/
41 : suxen_drol 1.23
42 : edgomez 1.28 /* Debug level masks */
43 : suxen_drol 1.23 #define DPRINTF_ERROR 0x00000001
44 :     #define DPRINTF_STARTCODE 0x00000002
45 :     #define DPRINTF_HEADER 0x00000004
46 :     #define DPRINTF_TIMECODE 0x00000008
47 :     #define DPRINTF_MB 0x00000010
48 :     #define DPRINTF_COEFF 0x00000020
49 :     #define DPRINTF_MV 0x00000040
50 :     #define DPRINTF_DEBUG 0x80000000
51 :    
52 : edgomez 1.28 /* debug level for this library */
53 : suxen_drol 1.23 #define DPRINTF_LEVEL 0
54 :    
55 : edgomez 1.28 /* Buffer size for non C99 compliant compilers (msvc) */
56 : suxen_drol 1.23 #define DPRINTF_BUF_SZ 1024
57 :    
58 : edgomez 1.28 /*****************************************************************************
59 :     * Types used in XviD sources
60 :     ****************************************************************************/
61 : suxen_drol 1.23
62 : edgomez 1.28 /*----------------------------------------------------------------------------
63 :     | Standard Unix include file (sorry, we put all unix into "linux" case)
64 :     *---------------------------------------------------------------------------*/
65 :    
66 :     #if defined(LINUX) || defined(BEOS) || defined(FREEBSD)
67 :    
68 :     /* All (u)int(size)_t types are defined here */
69 :     # include <inttypes.h>
70 :    
71 :     /*----------------------------------------------------------------------------
72 :     | msvc (lacks such a header file)
73 :     *---------------------------------------------------------------------------*/
74 :    
75 :     #elif defined(_MSC_VER)
76 :     # define int8_t char
77 :     # define uint8_t unsigned char
78 :     # define int16_t short
79 :     # define uint16_t unsigned short
80 :     # define int32_t int
81 :     # define uint32_t unsigned int
82 :     # define int64_t __int64
83 :     # define uint64_t unsigned __int64
84 :    
85 :     /*----------------------------------------------------------------------------
86 :     | Fallback when using gcc
87 :     *---------------------------------------------------------------------------*/
88 :    
89 :     #elif defined(__GNUC__)
90 :    
91 :     # define int8_t char
92 :     # define uint8_t unsigned char
93 :     # define int16_t short
94 :     # define uint16_t unsigned short
95 :     # define int32_t int
96 :     # define uint32_t unsigned int
97 :     # define int64_t long long
98 :     # define uint64_t unsigned long long
99 :    
100 :     /*----------------------------------------------------------------------------
101 :     | Ok, we don't know how to define these types... error
102 :     *---------------------------------------------------------------------------*/
103 : suxen_drol 1.16
104 : h 1.2 #else
105 : edgomez 1.28 # error Do not know how to define (u)int(size)_t types
106 : h 1.2 #endif
107 : Isibaar 1.1
108 : edgomez 1.28 /*****************************************************************************
109 :     * Some things that are only architecture dependant
110 :     ****************************************************************************/
111 : Isibaar 1.1
112 : edgomez 1.32 #if defined(ARCH_X86) || defined(ARCH_PPC) || defined(ARCH_MIPS) || defined(ARCH_SPARC)
113 : edgomez 1.28 # define CACHE_LINE 16
114 :     # define ptr_t uint32_t
115 : edgomez 1.32 #elif defined(ARCH_IA64)
116 : edgomez 1.28 # define CACHE_LINE 32
117 :     # define ptr_t uint64_t
118 : suxen_drol 1.7 #else
119 : edgomez 1.28 # error Architecture not supported.
120 : suxen_drol 1.7 #endif
121 : Isibaar 1.4
122 : edgomez 1.28 /*****************************************************************************
123 :     * Things that must be sorted by compiler and then by architecture
124 :     ****************************************************************************/
125 : Isibaar 1.1
126 : edgomez 1.28 /*****************************************************************************
127 :     * MSVC compiler specific macros, functions
128 :     ****************************************************************************/
129 : edgomez 1.18
130 : edgomez 1.28 #if defined(_MSC_VER)
131 : edgomez 1.18
132 : edgomez 1.28 /*----------------------------------------------------------------------------
133 :     | Common msvc stuff
134 :     *---------------------------------------------------------------------------*/
135 : Isibaar 1.1
136 : edgomez 1.28 #include <windows.h>
137 : suxen_drol 1.22 #include <stdio.h>
138 : suxen_drol 1.23
139 : edgomez 1.28 /*
140 :     * This function must be declared/defined all the time because MSVC does
141 :     * not support C99 variable arguments macros
142 :     */
143 :     static __inline void DPRINTF(int level, char *fmt, ...)
144 :     {
145 :     if (DPRINTF_LEVEL & level) {
146 :     va_list args;
147 :     char buf[DPRINTF_BUF_SZ];
148 :     va_start(args, fmt);
149 :     vsprintf(buf, fmt, args);
150 :     OutputDebugString(buf);
151 :     fprintf(stderr, "%s\n", buf);
152 :     }
153 :     }
154 :    
155 :     # if _MSC_VER <= 1200
156 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
157 :     type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
158 :     type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
159 :     # else
160 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
161 :     __declspec(align(alignment)) type name[(sizex)*(sizey)]
162 :     # endif
163 :    
164 :    
165 :     /*----------------------------------------------------------------------------
166 :     | msvc x86 specific macros/functions
167 :     *---------------------------------------------------------------------------*/
168 :     # if defined(ARCH_X86)
169 : h 1.31 # define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax
170 : edgomez 1.28 # define EMMS() __asm {emms}
171 :    
172 :     static __inline int64_t read_counter(void)
173 :     {
174 :     int64_t ts;
175 :     uint32_t ts1, ts2;
176 :     __asm {
177 :     rdtsc
178 :     mov ts1, eax
179 :     mov ts2, edx
180 :     }
181 :     ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
182 :     return ts;
183 :     }
184 :    
185 :     /*----------------------------------------------------------------------------
186 :     | msvc unknown architecture
187 :     *---------------------------------------------------------------------------*/
188 :     # else
189 :     # error Architecture not supported.
190 :     # endif
191 : suxen_drol 1.22
192 : chl 1.3
193 : Isibaar 1.1
194 :    
195 : edgomez 1.28 /*****************************************************************************
196 :     * GNU CC compiler stuff
197 :     ****************************************************************************/
198 : canard 1.8
199 : edgomez 1.28 #elif defined(__GNUC__) /* Compiler test */
200 : Isibaar 1.1
201 : edgomez 1.28 /*----------------------------------------------------------------------------
202 :     | Common gcc stuff
203 :     *---------------------------------------------------------------------------*/
204 :    
205 :     /*
206 :     * As gcc is (mostly) C99 compliant, we define DPRINTF only if it's realy needed
207 :     * and it's a macro calling fprintf directly
208 :     */
209 :     # ifdef _DEBUG
210 :    
211 :     /* Needed for all debuf fprintf calls */
212 :     # include <stdio.h>
213 :    
214 :     # define DPRINTF(level, format, ...) \
215 :     do {\
216 :     if(DPRINTF_LEVEL & level)\
217 :     fprintf(stderr, format"\n", ##__VA_ARGS__);\
218 :     }while(0);
219 :    
220 :     # else /* _DEBUG */
221 :     # define DPRINTF(level, format, ...)
222 :     # endif /* _DEBUG */
223 :    
224 :    
225 : edgomez 1.29
226 :     # define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
227 :     type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
228 :     type * name = (type *) (((ptr_t) name##_storage+(alignment - 1)) & ~((ptr_t)(alignment)-1))
229 : edgomez 1.28
230 :     /*----------------------------------------------------------------------------
231 :     | gcc x86 specific macros/functions
232 :     *---------------------------------------------------------------------------*/
233 :     # if defined(ARCH_X86)
234 :     # define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) );
235 :     # define EMMS() __asm__ ("emms\n\t");
236 :    
237 :     static __inline int64_t read_counter(void)
238 :     {
239 :     int64_t ts;
240 :     uint32_t ts1, ts2;
241 :     __asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2));
242 :     ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
243 :     return ts;
244 :     }
245 :    
246 :     /*----------------------------------------------------------------------------
247 :     | gcc PPC and PPC Altivec specific macros/functions
248 :     *---------------------------------------------------------------------------*/
249 :     # elif defined(ARCH_PPC)
250 :     # define BSWAP(a) __asm__ __volatile__ \
251 :     ( "lwbrx %0,0,%1; eieio" : "=r" (a) : "r" (&(a)), "m" (a));
252 :     # define EMMS()
253 :    
254 :     static __inline unsigned long get_tbl(void)
255 :     {
256 :     unsigned long tbl;
257 :     asm volatile ("mftb %0":"=r" (tbl));
258 :     return tbl;
259 :     }
260 :    
261 :     static __inline unsigned long get_tbu(void)
262 :     {
263 :     unsigned long tbl;
264 :     asm volatile ("mftbu %0":"=r" (tbl));
265 :     return tbl;
266 :     }
267 :    
268 :     static __inline int64_t read_counter(void)
269 :     {
270 :     unsigned long tb, tu;
271 :     do {
272 :     tu = get_tbu();
273 :     tb = get_tbl();
274 :     }while (tb != get_tbl());
275 :     return (((int64_t) tu) << 32) | (int64_t) tb;
276 :     }
277 :    
278 :     /*----------------------------------------------------------------------------
279 :     | gcc IA64 specific macros/functions
280 :     *---------------------------------------------------------------------------*/
281 :     # elif defined(ARCH_IA64)
282 :     # define BSWAP(a) __asm__ __volatile__ \
283 :     ("mux1 %1 = %0, @rev" ";;" \
284 :     "shr.u %1 = %1, 32" : "=r" (a) : "r" (a));
285 :     # define EMMS()
286 :    
287 :     static __inline int64_t read_counter(void) {
288 :     unsigned long result;
289 :     __asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");
290 :     return result;
291 :     }
292 :    
293 :     /*----------------------------------------------------------------------------
294 :     | gcc SPARC specific macros/functions
295 :     *---------------------------------------------------------------------------*/
296 :     # elif defined(ARCH_SPARC)
297 :     # define BSWAP(a) \
298 : edgomez 1.30 ((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
299 : edgomez 1.28 (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
300 :     # define EMMS()
301 :    
302 :     static __inline int64_t read_counter(void)
303 :     {
304 :     return 0;
305 :     }
306 :    
307 :     /*----------------------------------------------------------------------------
308 :     | gcc MIPS specific macros/functions
309 :     *---------------------------------------------------------------------------*/
310 :     # elif defined(ARCH_MIPS)
311 :     # define BSWAP(a) \
312 : edgomez 1.30 ((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
313 : edgomez 1.28 (((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
314 :     # define EMMS()
315 :    
316 :     static __inline int64_t read_counter(void)
317 :     {
318 :     return 0;
319 :     }
320 :    
321 :     /*----------------------------------------------------------------------------
322 :     | XviD + gcc unsupported Architecture
323 :     *---------------------------------------------------------------------------*/
324 :     # else
325 :     # error Architecture not supported.
326 :     # endif /* Architecture checking */
327 : edgomez 1.9
328 : edgomez 1.28 /*****************************************************************************
329 :     * Unknown compiler
330 :     ****************************************************************************/
331 :     #else /* Compiler test */
332 : Isibaar 1.21
333 : edgomez 1.28 # error Compiler not supported
334 : Isibaar 1.21
335 : edgomez 1.28 #endif /* Compiler test */
336 : Isibaar 1.21
337 : Isibaar 1.1
338 :     #endif

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