Parent Directory | Revision Log
Revision 1.24 - (view) (download)
1 : | edgomez | 1.1 | dnl ========================================================================== |
2 : | dnl | ||
3 : | dnl Autoconf script for XviD | ||
4 : | dnl | ||
5 : | edgomez | 1.12 | dnl Copyright(C) 2003-2004 Edouard Gomez <ed.gomez@free.fr> |
6 : | edgomez | 1.1 | dnl |
7 : | dnl ========================================================================== | ||
8 : | |||
9 : | edgomez | 1.12 | AC_PREREQ([2.50]) |
10 : | |||
11 : | edgomez | 1.18 | AC_INIT([XviD], [1.1.0-beta2], [xvid-devel@xvid.org]) |
12 : | edgomez | 1.1 | AC_CONFIG_SRCDIR(configure.in) |
13 : | |||
14 : | edgomez | 1.7 | dnl Do not forget to increase that when needed. |
15 : | edgomez | 1.10 | API_MAJOR="4" |
16 : | edgomez | 1.15 | API_MINOR="1" |
17 : | edgomez | 1.7 | |
18 : | edgomez | 1.1 | dnl NASM version requirement |
19 : | minimum_nasm_patch_version=34 | ||
20 : | Isibaar | 1.23 | minimum_nasm_minor_version=99 |
21 : | minimum_nasm_major_version=2 | ||
22 : | edgomez | 1.1 | nasm_prog="nasm" |
23 : | edgomez | 1.14 | yasm_prog="yasm" |
24 : | edgomez | 1.1 | |
25 : | dnl Default CFLAGS -- Big impact on overall speed | ||
26 : | our_cflags_defaults="-Wall" | ||
27 : | our_cflags_defaults="$our_cflags_defaults -O2" | ||
28 : | edgomez | 1.10 | our_cflags_defaults="$our_cflags_defaults -fstrength-reduce" |
29 : | our_cflags_defaults="$our_cflags_defaults -finline-functions" | ||
30 : | our_cflags_defaults="$our_cflags_defaults -freduce-all-givs" | ||
31 : | our_cflags_defaults="$our_cflags_defaults -ffast-math" | ||
32 : | edgomez | 1.1 | our_cflags_defaults="$our_cflags_defaults -fomit-frame-pointer" |
33 : | |||
34 : | dnl ========================================================================== | ||
35 : | dnl Features - configure options | ||
36 : | dnl ========================================================================== | ||
37 : | |||
38 : | FEATURES="" | ||
39 : | |||
40 : | dnl Internal Debug | ||
41 : | AC_ARG_ENABLE(idebug, | ||
42 : | AC_HELP_STRING([--enable-idebug], | ||
43 : | [Enable internal debug function]), | ||
44 : | [if test "$enable_idebug" = "yes" ; then | ||
45 : | FEATURES="$FEATURES -D_DEBUG" | ||
46 : | fi]) | ||
47 : | |||
48 : | dnl Internal Profile | ||
49 : | AC_ARG_ENABLE(iprofile, | ||
50 : | AC_HELP_STRING([--enable-iprofile], | ||
51 : | [Enable internal profiling]), | ||
52 : | [if test "$enable_iprofile" = "yes" ; then | ||
53 : | FEATURES="$FEATURES -D_PROFILING_" | ||
54 : | fi]) | ||
55 : | |||
56 : | edgomez | 1.10 | dnl GNU Profiling options |
57 : | AC_ARG_ENABLE(gnuprofile, | ||
58 : | AC_HELP_STRING([--enable-gnuprofile], | ||
59 : | [Enable profiling informations for gprof]), | ||
60 : | [if test "$enable_gnuprofile" = "yes" ; then | ||
61 : | GNU_PROF_CFLAGS="-pg -fprofile-arcs -ftest-coverage" | ||
62 : | GNU_PROF_LDFLAGS="-pg" | ||
63 : | fi]) | ||
64 : | |||
65 : | edgomez | 1.1 | dnl Assembly code |
66 : | AC_ARG_ENABLE(assembly, | ||
67 : | AC_HELP_STRING([--disable-assembly], | ||
68 : | [Disable assembly code]), | ||
69 : | [if test "$enable_assembly" = "no" ; then | ||
70 : | assembly="no" | ||
71 : | else | ||
72 : | if test "$enable_assembly" = "yes" ; then | ||
73 : | assembly="yes" | ||
74 : | fi | ||
75 : | fi], | ||
76 : | [assembly="yes"]) | ||
77 : | |||
78 : | edgomez | 1.9 | dnl Build as a module not a shared lib on darwin |
79 : | AC_ARG_ENABLE(macosx_module, | ||
80 : | AC_HELP_STRING([--enable-macosx_module], | ||
81 : | [Build as a module on MacOS X]), | ||
82 : | [if test "$enable_macosx_module" = "yes" ; then | ||
83 : | macosx_module="yes" | ||
84 : | else | ||
85 : | macosx_module="no" | ||
86 : | edgomez | 1.10 | fi], |
87 : | [macosx_module="no"]) | ||
88 : | edgomez | 1.1 | |
89 : | dnl ========================================================================== | ||
90 : | dnl Default install prefix and checks build type | ||
91 : | dnl ========================================================================== | ||
92 : | |||
93 : | AC_PREFIX_DEFAULT("/usr/local") | ||
94 : | AC_CANONICAL_BUILD | ||
95 : | AC_CANONICAL_HOST | ||
96 : | AC_CANONICAL_TARGET | ||
97 : | |||
98 : | dnl ========================================================================== | ||
99 : | dnl Check for the C compiler (could be passed on command line) | ||
100 : | dnl ========================================================================== | ||
101 : | |||
102 : | dnl | ||
103 : | dnl First we test if CFLAGS have been passed on command line | ||
104 : | dnl I do that because autoconf defaults (-g -O2) suck and they would kill | ||
105 : | dnl performance. To prevent that we define a good defult CFLAGS at the end | ||
106 : | dnl of the script if and only if CFLAGS has not been passed on the command | ||
107 : | dnl line | ||
108 : | dnl | ||
109 : | AC_MSG_CHECKING(whether to use default CFLAGS) | ||
110 : | if test x"$CFLAGS" = x"" ; then | ||
111 : | force_default_cc_options="yes" | ||
112 : | AC_MSG_RESULT([yes]) | ||
113 : | else | ||
114 : | force_default_cc_options="no" | ||
115 : | AC_MSG_RESULT([no]) | ||
116 : | fi | ||
117 : | |||
118 : | dnl Now we can safely check for the C compiler | ||
119 : | AC_PROG_CC | ||
120 : | |||
121 : | dnl ========================================================================== | ||
122 : | dnl Check for the install program | ||
123 : | dnl ========================================================================== | ||
124 : | |||
125 : | AC_PROG_INSTALL | ||
126 : | |||
127 : | dnl ========================================================================== | ||
128 : | edgomez | 1.4 | dnl Check for the ranlib program to generate static library index |
129 : | dnl ========================================================================== | ||
130 : | |||
131 : | AC_PROG_RANLIB | ||
132 : | |||
133 : | dnl ========================================================================== | ||
134 : | edgomez | 1.1 | dnl |
135 : | dnl This part looks for: | ||
136 : | dnl | ||
137 : | dnl ARCHITECTURE : The platform architecture | ||
138 : | dnl - IA32 for mmx, mmx-ext, mmx2, sse assembly | ||
139 : | dnl - IA64 | ||
140 : | dnl - PPC for PowerPC assembly routines | ||
141 : | dnl - GENERIC for plain C sources only | ||
142 : | dnl | ||
143 : | dnl BUS: Address bus size (in bits) | ||
144 : | dnl - 32 | ||
145 : | dnl - 64 | ||
146 : | dnl | ||
147 : | dnl ENDIANNESS: I think you can guess what this thing means :-) | ||
148 : | dnl - LITTLE_ENDIAN | ||
149 : | dnl - BIG_ENDIAN | ||
150 : | dnl | ||
151 : | dnl ========================================================================== | ||
152 : | |||
153 : | dnl | ||
154 : | dnl Looking what sources have to be compiled according to the CPU type | ||
155 : | dnl | ||
156 : | |||
157 : | ARCHITECTURE="" | ||
158 : | |||
159 : | AC_MSG_CHECKING([for whether to use assembly code]) | ||
160 : | if test x"$assembly" = x"yes" ; then | ||
161 : | AC_MSG_RESULT([yes]) | ||
162 : | AC_MSG_CHECKING([for architecture type]) | ||
163 : | case "$target_cpu" in | ||
164 : | i[[3456]]86) | ||
165 : | AC_MSG_RESULT(ia32) | ||
166 : | ARCHITECTURE="IA32" | ||
167 : | edgomez | 1.16 | ;; |
168 : | x86_64) | ||
169 : | AC_MSG_RESULT(x86_64) | ||
170 : | ARCHITECTURE="X86_64" | ||
171 : | edgomez | 1.1 | ;; |
172 : | powerpc) | ||
173 : | AC_MSG_RESULT(PowerPC) | ||
174 : | edgomez | 1.11 | ARCHITECTURE="PPC" |
175 : | edgomez | 1.1 | ;; |
176 : | ia64) | ||
177 : | AC_MSG_RESULT(ia64) | ||
178 : | ARCHITECTURE="IA64" | ||
179 : | ;; | ||
180 : | *) | ||
181 : | AC_MSG_RESULT($target_cpu) | ||
182 : | ARCHITECTURE="GENERIC" | ||
183 : | ;; | ||
184 : | esac | ||
185 : | else | ||
186 : | AC_MSG_RESULT([no]) | ||
187 : | ARCHITECTURE="GENERIC" | ||
188 : | fi | ||
189 : | |||
190 : | dnl | ||
191 : | dnl Testing address bus length | ||
192 : | dnl | ||
193 : | BUS="" | ||
194 : | |||
195 : | AC_CHECK_SIZEOF([int *]) | ||
196 : | case "$ac_cv_sizeof_int_p" in | ||
197 : | 4) | ||
198 : | BUS="32BIT" | ||
199 : | ;; | ||
200 : | 8) | ||
201 : | BUS="64BIT" | ||
202 : | ;; | ||
203 : | *) | ||
204 : | AC_MSG_ERROR([XviD supports only 32/64 bit architectures]) | ||
205 : | ;; | ||
206 : | esac | ||
207 : | |||
208 : | dnl | ||
209 : | dnl Testing endianness | ||
210 : | dnl | ||
211 : | ENDIANNESS="" | ||
212 : | |||
213 : | AC_C_BIGENDIAN(ENDIANNESS="BIG_ENDIAN", ENDIANNESS="LITTLE_ENDIAN") | ||
214 : | |||
215 : | dnl ========================================================================== | ||
216 : | dnl | ||
217 : | dnl Check for OS specific variables | ||
218 : | dnl - SHARED_EXTENSION, STATIC_EXTENSION, OBJECT_EXTENSION | ||
219 : | dnl | ||
220 : | dnl ========================================================================== | ||
221 : | |||
222 : | AC_MSG_CHECKING(for build extensions) | ||
223 : | SHARED_EXTENSION="" | ||
224 : | STATIC_EXTENSION="" | ||
225 : | OBJECT_EXTENSION="" | ||
226 : | case "$target_os" in | ||
227 : | *bsd*|linux*|beos|irix*|solaris*) | ||
228 : | AC_MSG_RESULT([.so .a .o]) | ||
229 : | STATIC_EXTENSION="a" | ||
230 : | SHARED_EXTENSION="so" | ||
231 : | OBJECT_EXTENSION="o" | ||
232 : | ;; | ||
233 : | edgomez | 1.10 | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*) |
234 : | edgomez | 1.7 | AC_MSG_RESULT([.dll .a .obj]) |
235 : | STATIC_EXTENSION="a" | ||
236 : | edgomez | 1.1 | SHARED_EXTENSION="dll" |
237 : | OBJECT_EXTENSION="obj" | ||
238 : | ;; | ||
239 : | darwin*|raphsody*) | ||
240 : | edgomez | 1.9 | if test x"$macosx_module" = x"yes"; then |
241 : | AC_MSG_RESULT([.so .a .o]) | ||
242 : | SHARED_EXTENSION="so" | ||
243 : | else | ||
244 : | AC_MSG_RESULT([.dynlib .a .o]) | ||
245 : | SHARED_EXTENSION="dylib" | ||
246 : | fi | ||
247 : | edgomez | 1.1 | STATIC_EXTENSION="a" |
248 : | OBJECT_EXTENSION="o" | ||
249 : | ;; | ||
250 : | *) | ||
251 : | AC_MSG_RESULT([Unknown OS - Using .so .a .o]) | ||
252 : | STATIC_EXTENSION="a" | ||
253 : | SHARED_EXTENSION="so" | ||
254 : | OBJECT_EXTENSION="o" | ||
255 : | ;; | ||
256 : | esac | ||
257 : | |||
258 : | edgomez | 1.10 | dnl ========================================================================== |
259 : | dnl | ||
260 : | dnl Determines best options for CC and LD | ||
261 : | dnl - STATIC_LIB, SHARED_LIB, SPECIFIC_CFLAGS, SPECIFIC_LDLAGS | ||
262 : | dnl | ||
263 : | dnl ========================================================================== | ||
264 : | |||
265 : | edgomez | 1.1 | AC_MSG_CHECKING(for platform specific LDFLAGS/CFLAGS) |
266 : | edgomez | 1.4 | SPECIFIC_LDFLAGS="" |
267 : | SPECIFIC_CFLAGS="" | ||
268 : | edgomez | 1.10 | PRE_SHARED_LIB="" |
269 : | edgomez | 1.1 | case "$target_os" in |
270 : | Skal | 1.20 | linux*|solaris*) |
271 : | AC_MSG_RESULT([ok]) | ||
272 : | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" | ||
273 : | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)" | ||
274 : | SPECIFIC_LDFLAGS="-Wl,-soname,libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR) -shared -Wl,--version-script=libxvidcore.ld -lc -lm" | ||
275 : | SPECIFIC_CFLAGS="-fPIC" | ||
276 : | ;; | ||
277 : | *bsd*|irix*) | ||
278 : | edgomez | 1.10 | AC_MSG_RESULT([ok]) |
279 : | edgomez | 1.7 | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
280 : | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\$(API_MINOR)" | ||
281 : | edgomez | 1.8 | SPECIFIC_LDFLAGS="-Wl,-soname,libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR) -shared -lc -lm" |
282 : | edgomez | 1.4 | SPECIFIC_CFLAGS="-fPIC" |
283 : | edgomez | 1.1 | ;; |
284 : | edgomez | 1.10 | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*) |
285 : | AC_MSG_RESULT([ok]) | ||
286 : | STATIC_LIB="xvidcore.\$(STATIC_EXTENSION)" | ||
287 : | SHARED_LIB="xvidcore.\$(SHARED_EXTENSION)" | ||
288 : | edgomez | 1.7 | SPECIFIC_LDFLAGS="-mno-cygwin -shared -Wl,--dll,--out-implib,\$@.a libxvidcore.def" |
289 : | edgomez | 1.4 | SPECIFIC_CFLAGS="-mno-cygwin" |
290 : | edgomez | 1.1 | ;; |
291 : | darwin*|raphsody*) | ||
292 : | edgomez | 1.7 | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
293 : | SPECIFIC_CFLAGS="-fPIC -fno-common -no-cpp-precomp" | ||
294 : | edgomez | 1.9 | if test x"$macosx_module" = x"no"; then |
295 : | AC_MSG_RESULT([dylib options]) | ||
296 : | SHARED_LIB="libxvidcore.\$(API_MAJOR).\$(SHARED_EXTENSION)" | ||
297 : | edgomez | 1.10 | SPECIFIC_LDFLAGS="-dynamiclib -flat_namespace -compatibility_version \$(API_MAJOR) -current_version \$(API_MAJOR).\$(API_MINOR) -install_name \$(libdir)/\$(SHARED_LIB)" |
298 : | edgomez | 1.9 | else |
299 : | edgomez | 1.10 | AC_MSG_RESULT([module options]) |
300 : | PRE_SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION)-temp.o" | ||
301 : | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR)" | ||
302 : | SPECIFIC_LDFLAGS="-r -keep_private_externs -nostdlib && \$(CC) \$(LDFLAGS) \$(PRE_SHARED_LIB) -o libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR) -bundle -flat_namespace -undefined suppress" | ||
303 : | edgomez | 1.9 | fi |
304 : | edgomez | 1.1 | ;; |
305 : | beos) | ||
306 : | edgomez | 1.10 | AC_MSG_RESULT([ok]) |
307 : | edgomez | 1.7 | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
308 : | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION)" | ||
309 : | edgomez | 1.4 | SPECIFIC_LDFLAGS="-nostart" |
310 : | SPECIFIC_CFLAGS="-fPIC" | ||
311 : | edgomez | 1.1 | ;; |
312 : | *) | ||
313 : | edgomez | 1.10 | AC_MSG_RESULT([Unknown Platform (Using default -shared -lc -lm)]) |
314 : | edgomez | 1.14 | STATIC_LIB="libxvidcore.\$(STATIC_EXTENSION)" |
315 : | edgomez | 1.7 | SHARED_LIB="libxvidcore.\$(SHARED_EXTENSION)" |
316 : | edgomez | 1.4 | SPECIFIC_LDFLAGS="" |
317 : | SPECIFIC_CFLAGS="" | ||
318 : | edgomez | 1.1 | ;; |
319 : | esac | ||
320 : | |||
321 : | edgomez | 1.10 | if test x"$PRE_SHARED_LIB" = x; then |
322 : | PRE_SHARED_LIB=$SHARED_LIB | ||
323 : | fi | ||
324 : | |||
325 : | edgomez | 1.1 | dnl ========================================================================== |
326 : | dnl | ||
327 : | edgomez | 1.10 | dnl Assembler stuff |
328 : | dnl - AS, AFLAGS, ASSEMBLY_EXTENSION, SOURCES | ||
329 : | edgomez | 1.1 | dnl |
330 : | dnl ========================================================================== | ||
331 : | |||
332 : | AS="" | ||
333 : | AFLAGS="" | ||
334 : | ASSEMBLY_EXTENSION="" | ||
335 : | GENERIC_SOURCES="SRC_GENERIC" | ||
336 : | ASSEMBLY_SOURCES="" | ||
337 : | |||
338 : | dnl | ||
339 : | dnl IA32 | ||
340 : | dnl | ||
341 : | |||
342 : | edgomez | 1.16 | if test "$ARCHITECTURE" = "IA32" -o "$ARCHITECTURE" = "X86_64" ; then |
343 : | edgomez | 1.1 | |
344 : | dnl | ||
345 : | edgomez | 1.14 | dnl Checking for nasm compatible programs |
346 : | dnl yasm is preferred over nasm, because... i can use it | ||
347 : | dnl to profile assembly code ;-) | ||
348 : | edgomez | 1.1 | dnl |
349 : | |||
350 : | edgomez | 1.14 | found_nasm_comp_prog="no" |
351 : | chosen_asm_prog="" | ||
352 : | edgomez | 1.1 | |
353 : | edgomez | 1.14 | dnl Check for yasm first |
354 : | AC_CHECK_PROG([ac_yasm], [$yasm_prog], [yes], [no], , [yes]) | ||
355 : | if test "$ac_yasm" = "yes" ; then | ||
356 : | found_nasm_comp_prog="yes" | ||
357 : | chosen_asm_prog="$yasm_prog" | ||
358 : | fi | ||
359 : | edgomez | 1.10 | |
360 : | edgomez | 1.14 | dnl if yasm hasn't been found, then check for nasm (not buggy version) |
361 : | Isibaar | 1.24 | if test "$found_nasm_comp_prog" = "no" ; then |
362 : | edgomez | 1.14 | AC_CHECK_PROG([ac_nasm], [$nasm_prog], [yes], [no], , [yes]) |
363 : | if test "$ac_nasm" = "yes" ; then | ||
364 : | dnl | ||
365 : | dnl Checking nasm patch version | ||
366 : | dnl | ||
367 : | AC_MSG_CHECKING([for nasm patch version]) | ||
368 : | nasm_patch=`$nasm_prog -r | cut -d '.' -f 3 | cut -d ' ' -f 1` | ||
369 : | Isibaar | 1.23 | nasm_minor=`$nasm_prog -v | cut -d '.' -f 2 | cut -d ' ' -f 1` |
370 : | nasm_major=`$nasm_prog -v | cut -d '.' -f 1 | cut -d ' ' -f 3` | ||
371 : | edgomez | 1.14 | if test -z $nasm_patch ; then |
372 : | nasm_patch=-1 | ||
373 : | fi | ||
374 : | Isibaar | 1.23 | if test -z $nasm_minor ; then |
375 : | nasm_minor=-1 | ||
376 : | fi | ||
377 : | if test -z $nasm_major ; then | ||
378 : | nasm_major=-1 | ||
379 : | fi | ||
380 : | edgomez | 1.14 | AC_MSG_RESULT([$nasm_patch]) |
381 : | |||
382 : | Isibaar | 1.24 | dnl need nasm 2.x for SSE3/4 and X86_64 |
383 : | if test "$nasm_major" -lt "$minimum_nasm_major_version" ; then | ||
384 : | AC_MSG_WARN([nasm version is too old]) | ||
385 : | edgomez | 1.14 | else |
386 : | Isibaar | 1.24 | found_nasm_comp_prog="yes" |
387 : | chosen_asm_prog="$nasm_prog" | ||
388 : | edgomez | 1.14 | fi |
389 : | edgomez | 1.1 | fi |
390 : | edgomez | 1.14 | fi |
391 : | edgomez | 1.1 | |
392 : | edgomez | 1.14 | dnl |
393 : | dnl Ok now sort what object format we must use | ||
394 : | dnl | ||
395 : | if test "$found_nasm_comp_prog" = "yes" ; then | ||
396 : | AC_MSG_CHECKING([for asm object format]) | ||
397 : | case "$target_os" in | ||
398 : | *bsd*|linux*|beos|irix*|solaris*) | ||
399 : | AC_MSG_RESULT([elf]) | ||
400 : | NASM_FORMAT="elf" | ||
401 : | MARK_FUNCS="-DMARK_FUNCS" | ||
402 : | PREFIX="" | ||
403 : | ;; | ||
404 : | [[cC]][[yY]][[gG]][[wW]][[iI]][[nN]]*|mingw32*|mks*) | ||
405 : | AC_MSG_RESULT([win32]) | ||
406 : | NASM_FORMAT="win32" | ||
407 : | PREFIX="-DPREFIX" | ||
408 : | MARK_FUNCS="" | ||
409 : | ;; | ||
410 : | Isibaar | 1.22 | *darwin*) |
411 : | AC_MSG_RESULT([macho]) | ||
412 : | NASM_FORMAT="macho" | ||
413 : | PREFIX="-DPREFIX" | ||
414 : | MARK_FUNCS="" | ||
415 : | ;; | ||
416 : | edgomez | 1.14 | esac |
417 : | |||
418 : | AS="$chosen_asm_prog" | ||
419 : | edgomez | 1.16 | ASSEMBLY_EXTENSION="asm" |
420 : | edgomez | 1.14 | AFLAGS="-I\$(<D)/ -f $NASM_FORMAT $PREFIX $MARK_FUNCS" |
421 : | edgomez | 1.16 | ASSEMBLY_SOURCES="SRC_${ARCHITECTURE}" |
422 : | if test "$ARCHITECTURE" = "X86_64" ; then | ||
423 : | AFLAGS=${AFLAGS}" -m amd64" | ||
424 : | fi | ||
425 : | edgomez | 1.14 | else |
426 : | AC_MSG_WARN([no correct assembler was found - Compiling generic sources only]) | ||
427 : | ARCHITECTURE="GENERIC" | ||
428 : | edgomez | 1.1 | fi |
429 : | fi | ||
430 : | |||
431 : | dnl | ||
432 : | dnl PPC | ||
433 : | dnl | ||
434 : | edgomez | 1.11 | dnl With the PPC platform we do not use assembly language, we better keep with |
435 : | dnl intrinsic altivec functions and types as they are supported by both Apple | ||
436 : | dnl and GNU gcc with very slight changes to code which can be sumed up by: | ||
437 : | dnl | ||
438 : | dnl Apple: | ||
439 : | dnl - compile with the option -faltivec | ||
440 : | dnl - define vectors with parentheses vec = (0,0,0,0) | ||
441 : | dnl GNU | ||
442 : | dnl - compile with -maltivec -mabi=altivec | ||
443 : | dnl - include <altivec.h> before using intrincic | ||
444 : | dnl - define vectors with vec = {0,0,0,0} | ||
445 : | dnl | ||
446 : | dnl * The compile time option will be "injected" into SPECIFIC_CFLAGS variable | ||
447 : | dnl * The need for altivec.h will also be injected into SPECIFIC_CFLAGS through | ||
448 : | dnl a -DHAVE_ALTIVEC_H | ||
449 : | dnl * The vector definition is handled in portab.h thx to | ||
450 : | dnl HAVE_PARENTHESES/BRACES_ALTIVEC_DECL | ||
451 : | dnl | ||
452 : | PPC_ALTIVEC_SOURCES="" | ||
453 : | edgomez | 1.1 | if test "$ARCHITECTURE" = "PPC" ; then |
454 : | AS="\$(CC)" | ||
455 : | edgomez | 1.11 | AFLAGS="" |
456 : | ASSEMBLY_EXTENSION=".s" | ||
457 : | ASSEMBLY_SOURCES="" | ||
458 : | |||
459 : | AC_MSG_CHECKING([for altivec.h]) | ||
460 : | cat > conftest.c << EOF | ||
461 : | #include <altivec.h> | ||
462 : | int main() { return(0); } | ||
463 : | edgomez | 1.1 | EOF |
464 : | edgomez | 1.11 | if $CC -faltivec -c conftest.c 2>/dev/null 1>/dev/null || \ |
465 : | $CC -maltivec -mabi=altivec -c conftest.c 2>/dev/null 1>/dev/null ; then | ||
466 : | edgomez | 1.1 | AC_MSG_RESULT(yes) |
467 : | edgomez | 1.11 | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_ALTIVEC_H" |
468 : | TEMP_ALTIVEC="-DHAVE_ALTIVEC_H" | ||
469 : | edgomez | 1.1 | else |
470 : | AC_MSG_RESULT(no) | ||
471 : | edgomez | 1.11 | TEMP_ALTIVEC="" |
472 : | fi | ||
473 : | |||
474 : | AC_MSG_CHECKING([for Altivec compiler support]) | ||
475 : | cat > conftest.c << EOF | ||
476 : | #ifdef HAVE_ALTIVEC_H | ||
477 : | #include <altivec.h> | ||
478 : | #endif | ||
479 : | |||
480 : | int main() | ||
481 : | { | ||
482 : | vector unsigned int vartest2 = (vector unsigned int)(0); | ||
483 : | vector unsigned int vartest3 = (vector unsigned int)(1); | ||
484 : | vartest2 = vec_add(vartest2, vartest3); | ||
485 : | return(0); | ||
486 : | } | ||
487 : | EOF | ||
488 : | if $CC $TEMP_ALTIVEC -faltivec -c conftest.c 2>/dev/null 1>/dev/null ; then | ||
489 : | AC_MSG_RESULT([yes (Apple)]) | ||
490 : | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -faltivec -DHAVE_ALTIVEC_PARENTHESES_DECL $TEMP_ALTIVEC" | ||
491 : | PPC_ALTIVEC_SOURCES="SRC_PPC_ALTIVEC" | ||
492 : | else | ||
493 : | cat > conftest.c << EOF | ||
494 : | #ifdef HAVE_ALTIVEC_H | ||
495 : | #include <altivec.h> | ||
496 : | #endif | ||
497 : | |||
498 : | int main() | ||
499 : | { | ||
500 : | vector unsigned int vartest2 = (vector unsigned int){0}; | ||
501 : | vector unsigned int vartest3 = (vector unsigned int){1}; | ||
502 : | vartest2 = vec_add(vartest2, vartest3); | ||
503 : | return(0); | ||
504 : | } | ||
505 : | EOF | ||
506 : | if $CC $TEMP_ALTIVEC -maltivec -mabi=altivec -c conftest.c 2>/dev/null 1>/dev/null ; then | ||
507 : | AC_MSG_RESULT([yes (GNU)]) | ||
508 : | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -maltivec -mabi=altivec -DHAVE_ALTIVEC_BRACES_DECL $TEMP_ALTIVEC" | ||
509 : | PPC_ALTIVEC_SOURCES="SRC_PPC_ALTIVEC" | ||
510 : | else | ||
511 : | AC_MSG_RESULT([no (ppc support won't be compiled in)]) | ||
512 : | dnl Only C code can be compiled :-( | ||
513 : | ARCHITECTURE="GENERIC" | ||
514 : | fi | ||
515 : | edgomez | 1.1 | fi |
516 : | edgomez | 1.11 | |
517 : | edgomez | 1.1 | rm -f conftest.* |
518 : | fi | ||
519 : | |||
520 : | dnl | ||
521 : | dnl IA64 | ||
522 : | dnl | ||
523 : | |||
524 : | if test "$ARCHITECTURE" = "IA64" ; then | ||
525 : | AS="\$(CC)" | ||
526 : | AFLAGS="-c" | ||
527 : | ASSEMBLY_EXTENSION="s" | ||
528 : | ASSEMBLY_SOURCES="SRC_IA64" | ||
529 : | edgomez | 1.4 | |
530 : | case `basename $CC` in | ||
531 : | *ecc*) | ||
532 : | edgomez | 1.10 | DCT_IA64_SOURCES="SRC_IA64_IDCT_ECC" |
533 : | edgomez | 1.4 | |
534 : | dnl If the compiler is ecc, then i don't know its options | ||
535 : | dnl fallback to "no options" | ||
536 : | if test "$force_default_cc_options" = "yes" ; then | ||
537 : | our_cflags_defaults="" | ||
538 : | fi | ||
539 : | ;; | ||
540 : | *) | ||
541 : | edgomez | 1.10 | DCT_IA64_SOURCES="SRC_IA64_IDCT_GCC" |
542 : | edgomez | 1.4 | ;; |
543 : | esac | ||
544 : | |||
545 : | edgomez | 1.1 | fi |
546 : | |||
547 : | dnl ========================================================================== | ||
548 : | dnl | ||
549 : | dnl Check for header files | ||
550 : | dnl | ||
551 : | dnl ========================================================================== | ||
552 : | |||
553 : | AC_CHECK_HEADERS( | ||
554 : | stdio.h \ | ||
555 : | signal.h \ | ||
556 : | edgomez | 1.12 | stdlib.h \ |
557 : | string.h \ | ||
558 : | assert.h \ | ||
559 : | math.h \ | ||
560 : | edgomez | 1.1 | , , AC_MSG_ERROR(Missing header file)) |
561 : | |||
562 : | dnl ========================================================================== | ||
563 : | dnl | ||
564 : | syskin | 1.21 | dnl Check for pthread |
565 : | dnl | ||
566 : | dnl ========================================================================== | ||
567 : | |||
568 : | AC_CHECK_HEADER( | ||
569 : | pthread.h, | ||
570 : | AC_CHECK_LIB( | ||
571 : | pthread, | ||
572 : | pthread_create, | ||
573 : | AC_CHECK_LIB( | ||
574 : | pthread, | ||
575 : | pthread_join, | ||
576 : | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS -DHAVE_PTHREAD" | ||
577 : | SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS -lpthread", | ||
578 : | AC_MSG_WARN(Pthread not supported. No SMP support)), | ||
579 : | AC_MSG_WARN(Pthread not supported. No SMP support)), | ||
580 : | AC_MSG_WARN(Pthread not supported. No SMP support)) | ||
581 : | |||
582 : | dnl ========================================================================== | ||
583 : | dnl | ||
584 : | edgomez | 1.4 | dnl Now we can set CFLAGS if needed |
585 : | dnl | ||
586 : | dnl ========================================================================== | ||
587 : | |||
588 : | if test "$force_default_cc_options" = "yes" ; then | ||
589 : | CFLAGS="$our_cflags_defaults" | ||
590 : | fi | ||
591 : | |||
592 : | dnl ========================================================================== | ||
593 : | dnl | ||
594 : | edgomez | 1.10 | dnl Profiling stuff goes here |
595 : | dnl - adds options to SPECIFIC_CFLAGS, SPECIFIC_LDLAGS | ||
596 : | dnl - removes incompatible options from CFLAGS | ||
597 : | dnl | ||
598 : | dnl ========================================================================== | ||
599 : | |||
600 : | SPECIFIC_LDFLAGS="$SPECIFIC_LDFLAGS $GNU_PROF_LDFLAGS" | ||
601 : | SPECIFIC_CFLAGS="$SPECIFIC_CFLAGS $GNU_PROF_CFLAGS" | ||
602 : | |||
603 : | if test "$enable_gnuprofile" = "yes" ; then | ||
604 : | CFLAGS=`echo $CFLAGS | sed s/'-fomit-frame-pointer'/''/` | ||
605 : | fi | ||
606 : | |||
607 : | dnl ========================================================================== | ||
608 : | Skal | 1.19 | dnl Some gcc flags can't be used for gcc >= 3.4.0 |
609 : | dnl ========================================================================== | ||
610 : | |||
611 : | if test "$GCC" = "yes" ; then | ||
612 : | cat << EOF > test.c | ||
613 : | #include <stdio.h> | ||
614 : | int main(int argc, char **argv) | ||
615 : | { | ||
616 : | if (*argv[[1]] == 'M') { | ||
617 : | printf("%d", __GNUC__); | ||
618 : | } | ||
619 : | if (*argv[[1]] == 'm') { | ||
620 : | printf("%d", __GNUC_MINOR__); | ||
621 : | } | ||
622 : | return 0; | ||
623 : | } | ||
624 : | EOF | ||
625 : | $CC -o gcc-ver test.c | ||
626 : | |||
627 : | GCC_MAJOR=`./gcc-ver M` | ||
628 : | GCC_MINOR=`./gcc-ver m` | ||
629 : | |||
630 : | rm -f test.c | ||
631 : | rm -f gcc-ver | ||
632 : | |||
633 : | # GCC 4.x | ||
634 : | Skal | 1.20 | if test "${GCC_MAJOR}" -gt 3 ; then |
635 : | Skal | 1.19 | CFLAGS=`echo $CFLAGS | sed s,"-mcpu","-mtune",g` |
636 : | CFLAGS=`echo $CFLAGS | sed s,'-freduce-all-givs','',g` | ||
637 : | CFLAGS=`echo $CFLAGS | sed s,'-fmove-all-movables','',g` | ||
638 : | CFLAGS=`echo $CFLAGS | sed s,'-fnew-ra','',g` | ||
639 : | CFLAGS=`echo $CFLAGS | sed s,'-fwritable-strings','',g` | ||
640 : | fi | ||
641 : | |||
642 : | # GCC 3.4.x | ||
643 : | Skal | 1.20 | if test "${GCC_MAJOR}" -eq 3 && test "${GCC_MINOR}" -gt 3 ; then |
644 : | Skal | 1.19 | CFLAGS=`echo $CFLAGS | sed s,"-mcpu","-mtune",g` |
645 : | fi | ||
646 : | fi | ||
647 : | |||
648 : | |||
649 : | dnl ========================================================================== | ||
650 : | edgomez | 1.10 | dnl |
651 : | edgomez | 1.1 | dnl Substitions |
652 : | dnl | ||
653 : | dnl ========================================================================== | ||
654 : | |||
655 : | AC_SUBST(FEATURES) | ||
656 : | AC_SUBST(ARCHITECTURE) | ||
657 : | AC_SUBST(BUS) | ||
658 : | AC_SUBST(ENDIANNESS) | ||
659 : | AC_SUBST(SHARED_EXTENSION) | ||
660 : | AC_SUBST(STATIC_EXTENSION) | ||
661 : | AC_SUBST(OBJECT_EXTENSION) | ||
662 : | AC_SUBST(NASM_FORMAT) | ||
663 : | AC_SUBST(AS) | ||
664 : | AC_SUBST(AFLAGS) | ||
665 : | AC_SUBST(ASSEMBLY_EXTENSION) | ||
666 : | AC_SUBST(GENERIC_SOURCES) | ||
667 : | AC_SUBST(ASSEMBLY_SOURCES) | ||
668 : | AC_SUBST(CC) | ||
669 : | AC_SUBST(CFLAGS) | ||
670 : | edgomez | 1.4 | AC_SUBST(SPECIFIC_LDFLAGS) |
671 : | AC_SUBST(SPECIFIC_CFLAGS) | ||
672 : | AC_SUBST(DCT_IA64_SOURCES) | ||
673 : | edgomez | 1.11 | AC_SUBST(PPC_ALTIVEC_SOURCES) |
674 : | edgomez | 1.4 | AC_SUBST(RANLIB) |
675 : | edgomez | 1.7 | AC_SUBST(API_MAJOR) |
676 : | AC_SUBST(API_MINOR) | ||
677 : | AC_SUBST(STATIC_LIB) | ||
678 : | edgomez | 1.10 | AC_SUBST(PRE_SHARED_LIB) |
679 : | edgomez | 1.7 | AC_SUBST(SHARED_LIB) |
680 : | edgomez | 1.1 | |
681 : | dnl ========================================================================== | ||
682 : | dnl | ||
683 : | dnl Output files | ||
684 : | dnl | ||
685 : | dnl ========================================================================== | ||
686 : | |||
687 : | AC_CONFIG_FILES(platform.inc) | ||
688 : | |||
689 : | AC_OUTPUT |
No admin address has been configured | ViewVC Help |
Powered by ViewVC 1.0.4 |