source: trunk/src/binutils/gas/configure.in@ 44

Last change on this file since 44 was 10, checked in by bird, 22 years ago

Initial revision

  • Property cvs2svn:cvs-rev set to 1.1
  • Property svn:eol-style set to native
  • Property svn:executable set to *
File size: 28.8 KB
Line 
1dnl Process this file with autoconf to produce a configure script.
2dnl
3dnl And be careful when changing it! If you must add tests with square
4dnl brackets, be sure changequote invocations surround it.
5dnl
6dnl
7dnl v2.5 needed for --bindir et al
8AC_PREREQ(2.13)
9AC_INIT(as.h)
10
11AC_CANONICAL_SYSTEM
12AC_ISC_POSIX
13
14changequote(,)dnl
15BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
16changequote([,])dnl
17AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
18
19AM_PROG_LIBTOOL
20
21user_bfd_gas=
22AC_ARG_ENABLE(bfd-assembler,
23[ --enable-bfd-assembler use BFD back end for writing object files],
24[case "${enableval}" in
25 yes) need_bfd=yes user_bfd_gas=yes ;;
26 no) user_bfd_gas=no ;;
27 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
28esac])dnl
29AC_ARG_ENABLE(targets,
30[ targets alternative target configurations besides the primary],
31[case "${enableval}" in
32 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
33 ;;
34 no) enable_targets= ;;
35 *) enable_targets=$enableval ;;
36esac])dnl
37AC_ARG_ENABLE(commonbfdlib,
38[ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
39[case "${enableval}" in
40 yes) commonbfdlib=true ;;
41 no) commonbfdlib=false ;;
42 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
43esac])dnl
44
45using_cgen=no
46
47build_warnings="-W -Wall"
48AC_ARG_ENABLE(build-warnings,
49[ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
50[case "${enableval}" in
51 yes) ;;
52 no) build_warnings="-w";;
53 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
54 build_warnings="${build_warnings} ${t}";;
55 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
56 build_warnings="${t} ${build_warnings}";;
57 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
58esac
59if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
60 echo "Setting warning flags = $build_warnings" 6>&1
61fi])dnl
62WARN_CFLAGS=""
63if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
64 WARN_CFLAGS="${build_warnings}"
65fi
66AC_SUBST(WARN_CFLAGS)
67
68# Generate a header file
69AM_CONFIG_HEADER(config.h:config.in)
70
71# If we are on a DOS filesystem, we must use gdb.ini rather than
72# .gdbinit.
73GDBINIT=".gdbinit"
74case "${host}" in
75 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
76 GDBINIT="gdb.ini"
77 ;;
78esac
79AC_SUBST(GDBINIT)
80
81te_file=generic
82
83# Makefile target for installing gas in $(tooldir)/bin.
84install_tooldir=install-exec-tooldir
85
86canon_targets=""
87all_targets=no
88if test -n "$enable_targets" ; then
89 for t in `echo $enable_targets | sed 's/,/ /g'`; do
90 if test $t = "all"; then
91 all_targets=yes
92 continue
93 fi
94 result=`$ac_config_sub $t 2>/dev/null`
95 if test -n "$result" ; then
96 canon_targets="$canon_targets $result"
97# else
98# # Permit "all", etc. We don't support it yet though.
99# canon_targets="$canon_targets $t"
100 fi
101 done
102 GAS_UNIQ(canon_targets)
103fi
104
105emulations=""
106
107for this_target in $target $canon_targets ; do
108
109changequote(,)dnl
110 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
111changequote([,])dnl
112
113 # check for architecture variants
114 arch=
115 endian=
116 case ${cpu} in
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
127changequote(,)dnl
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
133changequote([,])dnl
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 pjl*) cpu_type=pj endian=little ;;
141 pj*) cpu_type=pj endian=big ;;
142 powerpcle*) cpu_type=ppc endian=little ;;
143 powerpc*) cpu_type=ppc endian=big ;;
144 rs6000*) cpu_type=ppc ;;
145 sparclite*) cpu_type=sparc arch=sparclite ;;
146 sparclet*) cpu_type=sparc arch=sparclet ;;
147 sparc64*) cpu_type=sparc arch=v9-64 ;;
148 sparc86x*) cpu_type=sparc arch=sparc86x ;;
149 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
150 v850*) cpu_type=v850 ;;
151 *) cpu_type=${cpu} ;;
152 esac
153
154 if test ${this_target} = $target ; then
155 target_cpu_type=${cpu_type}
156 elif test ${target_cpu_type} != ${cpu_type} ; then
157 continue
158 fi
159
160 generic_target=${cpu_type}-$vendor-$os
161 dev=no
162 bfd_gas=no
163 em=generic
164
165 # assign object format
166 case ${generic_target} in
167 a29k-*-coff) fmt=coff ;;
168 a29k-amd-udi) fmt=coff ;;
169 a29k-amd-ebmon) fmt=coff ;;
170 a29k-nyu-sym1) fmt=coff ;;
171 a29k-*-rtems*) fmt=coff ;;
172 a29k-*-vxworks*) fmt=coff ;;
173
174 alpha*-*-*vms*) fmt=evax ;;
175 alpha*-*-netware*) fmt=ecoff ;;
176 alpha*-*-openbsd*) fmt=ecoff ;;
177 alpha*-*-osf*) fmt=ecoff ;;
178 alpha*-*-linuxecoff*) fmt=ecoff ;;
179 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
180 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
181
182 arc-*-elf*) fmt=elf bfd_gas=yes ;;
183
184 arm-*-aout) fmt=aout ;;
185 arm-*-coff | thumb-*-coff) fmt=coff ;;
186 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
187 arm-*-elf | thumb-*-elf) fmt=elf ;;
188 arm*-*-conix*) fmt=elf ;;
189 arm-*-linux*aout*) fmt=aout em=linux ;;
190 arm*-*-linux-gnu* | arm*-*-uclinux*)
191 fmt=elf em=linux ;;
192 arm-*-netbsd*) fmt=aout em=nbsd ;;
193 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
194 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
195 arm-*-wince) fmt=coff em=wince-pe ;;
196 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
197 arm-*-riscix*) fmt=aout em=riscix ;;
198 arm-*-vxworks) fmt=coff ;;
199
200 avr-*-*) fmt=elf bfd_gas=yes ;;
201
202 cris-*-*) fmt=multi bfd_gas=yes ;;
203
204 d10v-*-*) fmt=elf bfd_gas=yes ;;
205 d30v-*-*) fmt=elf bfd_gas=yes ;;
206
207
208 fr30-*-*) fmt=elf bfd_gas=yes ;;
209
210 hppa-*-linux-gnu*) case ${cpu} in
211 hppa*64*)
212 fmt=elf em=hppalinux64;;
213 hppa*)
214 fmt=elf em=linux;;
215 esac ;;
216 hppa-*-*elf*) fmt=elf em=hppa ;;
217 hppa-*-lites*) fmt=elf em=hppa ;;
218 hppa-*-osf*) fmt=som em=hppa ;;
219 hppa-*-rtems*) fmt=elf em=hppa ;;
220 hppa-*-hpux11*) case ${cpu} in
221 hppa*64*)
222 fmt=elf em=hppa64 ;;
223 hppa*)
224 fmt=som em=hppa ;;
225 esac ;;
226 hppa-*-hpux*) fmt=som em=hppa ;;
227 hppa-*-mpeix*) fmt=som em=hppa ;;
228 hppa-*-bsd*) fmt=som em=hppa ;;
229 hppa-*-hiux*) fmt=som em=hppa ;;
230
231 h8300-*-rtems*) fmt=coff ;;
232 h8300-*-coff) fmt=coff ;;
233 h8500-*-rtems*) fmt=coff ;;
234 h8500-*-coff) fmt=coff ;;
235
236 i370-*-elf* | i370-*-linux*) fmt=elf ;;
237 i386-ibm-aix*) fmt=coff em=i386aix ;;
238 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
239 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
240 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
241 i386-*-bsd*) fmt=aout em=386bsd ;;
242 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
243 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
244 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
245 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
246 i386-*-linux*coff*) fmt=coff em=linux ;;
247 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
248 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
249 i386-*-lynxos*) fmt=coff em=lynx ;;
250changequote(,)dnl
251 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
252 fmt=elf bfd_gas=yes ;;
253 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
254 fmt=aout em=386bsd ;;
255changequote([,])dnl
256 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
257 fmt=coff ;;
258 i386-*-sco3.2v5*) fmt=elf
259 if test ${this_target} = $target; then
260 AC_DEFINE(SCO_ELF, 1,
261 [Define if defaulting to ELF on SCO 5.])
262 fi
263 ;;
264 i386-*-sco3.2*) fmt=coff ;;
265 i386-*-vsta) fmt=aout ;;
266 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
267 fmt=coff em=go32 bfd_gas=yes
268 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
269 ;;
270 i386-*-rtemself*) fmt=elf ;;
271 i386-*-rtems*) fmt=coff ;;
272 i386-*-gnu*) fmt=elf ;;
273 i386-*-mach*)
274 fmt=aout em=mach bfd_gas=yes ;;
275 i386-*-msdos*) fmt=aout ;;
276 i386-*-moss*) fmt=elf ;;
277 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
278 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
279 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
280 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
281 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
282 i386-*-vxworks*) fmt=aout ;;
283 i386-*-chaos) fmt=elf ;;
284 i860-stardent-sysv4* | i860-stardent-elf*)
285 fmt=elf bfd_gas=yes endian=little
286 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
287 i960-*-bout) fmt=bout ;;
288 i960-*-coff) fmt=coff em=ic960 ;;
289 i960-*-rtems*) fmt=coff em=ic960 ;;
290 i960-*-nindy*) fmt=bout ;;
291 i960-*-vxworks4*) fmt=bout ;;
292 i960-*-vxworks5.0) fmt=bout ;;
293 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
294 i960-*-vxworks*) fmt=bout ;;
295 i960-*-elf*) fmt=elf ;;
296
297 ia64-*-elf*) fmt=elf ;;
298 ia64-*-linux-gnu*) fmt=elf em=linux ;;
299 ia64-*-hpux*) fmt=elf em=hpux ;;
300
301 m32r-*-*) fmt=elf bfd_gas=yes ;;
302
303 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
304
305 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
306 fmt=aout em=sun3 ;;
307 m68k-motorola-sysv*) fmt=coff em=delta ;;
308 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
309 m68k-apollo-*) fmt=coff em=apollo ;;
310 m68k-*-sysv4*) # must be before -sysv*
311 fmt=elf em=svr4 ;;
312 m68k-*-elf*) fmt=elf ;;
313 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
314 fmt=coff ;;
315 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
316 m68k-*-linux*aout*) fmt=aout em=linux ;;
317 m68k-*-linux-gnu*) fmt=elf em=linux ;;
318 m68k-*-gnu*) fmt=elf ;;
319 m68k-*-lynxos*) fmt=coff em=lynx ;;
320 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
321 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
322 m68k-apple-aux*) fmt=coff em=aux ;;
323 m68k-*-psos*) fmt=elf em=psos;;
324
325 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
326 m88k-*-coff*) fmt=coff ;;
327
328 mcore-*-elf) fmt=elf bfd_gas=yes ;;
329 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
330
331 # don't change em like *-*-bsd does
332 mips-dec-netbsd*) fmt=elf endian=little ;;
333 mips-dec-openbsd*) fmt=elf endian=little ;;
334 mips-dec-bsd*) fmt=aout endian=little ;;
335 mips-sony-bsd*) fmt=ecoff ;;
336 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
337 mips-*-ultrix*) fmt=ecoff endian=little ;;
338 mips-*-osf*) fmt=ecoff endian=little ;;
339 mips-*-ecoff*) fmt=ecoff ;;
340 mips-*-pe*) fmt=coff endian=little em=pe ;;
341 mips-*-irix6*) fmt=elf ;;
342 mips-*-irix5*) fmt=elf ;;
343 mips-*-irix*) fmt=ecoff ;;
344 mips-*-lnews*) fmt=ecoff em=lnews ;;
345 mips-*-riscos*) fmt=ecoff ;;
346 mips-*-linux-gnu*)
347 fmt=elf em=tmips
348 AC_DEFINE(MIPS_STABS_ELF, 1,
349 [Use ELF stabs for MIPS, not ECOFF stabs])
350 ;;
351 mips-*-sysv4*MP* | mips-*-gnu*)
352 fmt=elf em=tmips ;;
353 mips-*-sysv*) fmt=ecoff ;;
354 mips-*-elf* | mips-*-rtems* | mips-*-openbsd*)
355 fmt=elf ;;
356 mips-*-vxworks*) fmt=elf
357 AC_DEFINE(MIPS_STABS_ELF, 1,
358 [Use ELF stabs for MIPS, not ECOFF stabs])
359 ;;
360 mn10200-*-*) fmt=elf bfd_gas=yes ;;
361 mn10300-*-*) fmt=elf bfd_gas=yes ;;
362 pj*) fmt=elf ;;
363 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
364 fmt=coff em=pe ;;
365 ppc-*-aix*) fmt=coff ;;
366 ppc-*-beos*) fmt=coff ;;
367 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
368 fmt=elf ;;
369 ppc-*-linux-gnu*) fmt=elf
370 case "$endian" in
371 big) ;;
372 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
373 esac
374 ;;
375 ppc-*-solaris*) fmt=elf
376 if test ${this_target} = $target; then
377 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
378 [Define if default target is PowerPC Solaris.])
379 fi
380 if test x${endian} = xbig; then
381 AC_MSG_ERROR(Solaris must be configured little endian)
382 fi
383 ;;
384 ppc-*-rtems*) fmt=elf ;;
385 ppc-*-macos* | ppc-*-mpw*)
386 fmt=coff em=macos ;;
387 ppc-*-netware*) fmt=elf em=ppcnw ;;
388 ppc-*-vxworks*) fmt=elf ;;
389
390 sh-*-linux*) fmt=elf em=linux ;;
391 sh-*-elf*) fmt=elf ;;
392 sh-*-coff*) fmt=coff ;;
393 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
394 sh-*-rtemself*) fmt=elf ;;
395 sh-*-rtems*) fmt=coff ;;
396
397 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
398 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
399 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
400
401 sparc-*-rtemsaout*) fmt=aout ;;
402 sparc-*-rtemself*) fmt=elf ;;
403 sparc-*-rtems*) fmt=elf ;;
404 sparc-*-sunos4*) fmt=aout em=sun3 ;;
405 sparc-*-aout | sparc*-*-vxworks*)
406 fmt=aout em=sparcaout ;;
407 sparc-*-coff) fmt=coff ;;
408 sparc-*-linux*aout*) fmt=aout em=linux ;;
409 sparc-*-linux-gnu*) fmt=elf em=linux ;;
410 sparc-*-lynxos*) fmt=coff em=lynx ;;
411 sparc-fujitsu-none) fmt=aout ;;
412 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
413 fmt=elf ;;
414 sparc-*-netbsd*) em=nbsd bfd_gas=yes
415 case ${cpu} in
416 sparc) case ${os} in
417 *elf*) fmt=elf ;;
418 *) fmt=aout ;;
419 esac ;;
420 sparc64) fmt=elf ;;
421 esac
422 ;;
423 sparc-*-openbsd*) fmt=aout em=nbsd ;;
424
425 strongarm-*-coff) fmt=coff ;;
426 strongarm-*-elf) fmt=elf ;;
427 xscale-*-coff) fmt=coff ;;
428 xscale-*-elf) fmt=elf ;;
429
430 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
431 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
432 tic54x-*-* | c54x*-*-*)
433 fmt=coff bfd_gas=yes need_libm=yes;;
434 tic80-*-*) fmt=coff ;;
435
436 v850-*-*) fmt=elf bfd_gas=yes ;;
437 v850e-*-*) fmt=elf bfd_gas=yes ;;
438 v850ea-*-*) fmt=elf bfd_gas=yes ;;
439
440 vax-*-bsd* | vax-*-ultrix*)
441 fmt=aout ;;
442 vax-*-vms) fmt=vms ;;
443
444
445 z8k-*-coff | z8k-*-sim)
446 fmt=coff ;;
447
448 w65-*-*) fmt=coff ;;
449
450 *-*-aout | *-*-scout)
451 fmt=aout ;;
452 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
453 *-*-nindy*)
454 fmt=bout ;;
455 *-*-bsd*)
456 fmt=aout em=sun3 ;;
457 *-*-generic) fmt=generic ;;
458 *-*-xray | *-*-hms) fmt=coff ;;
459 *-*-sim) fmt=coff ;;
460 *-*-elf | *-*-sysv4* | *-*-solaris*)
461 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
462 fmt=elf dev=yes ;;
463 *-*-vxworks) fmt=aout ;;
464 *-*-netware) fmt=elf ;;
465 esac
466
467 if test ${this_target} = $target ; then
468 endian_def=
469 if test x${endian} = xbig; then
470 endian_def=1
471 elif test x${endian} = xlittle; then
472 endian_def=0
473 fi
474 if test x${endian_def} != x; then
475 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
476 [Define as 1 if big endian.])
477 fi
478 fi
479
480 case ${cpu_type}-${fmt} in
481 alpha*-*) bfd_gas=yes ;;
482 arm-*) bfd_gas=yes ;;
483 # not yet
484 # i386-aout) bfd_gas=preferred ;;
485 ia64*-*) bfd_gas=yes ;;
486 mips-*) bfd_gas=yes ;;
487 ns32k-*) bfd_gas=yes ;;
488 ppc-*) bfd_gas=yes ;;
489 sparc-*) bfd_gas=yes ;;
490 strongarm-*) bfd_gas=yes ;;
491 xscale-*) bfd_gas=yes ;;
492 *-elf) bfd_gas=yes ;;
493 *-ecoff) bfd_gas=yes ;;
494 *-som) bfd_gas=yes ;;
495 #enable bfd for coff and aout to allow testing if a bfd target is
496 #the primary target, but not for coff or aout as the primary target
497 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
498 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
499 *) ;;
500 esac
501
502# Other random stuff.
503
504 # Do we need the opcodes library?
505 case ${cpu_type} in
506 vax | i386 | tic30)
507 ;;
508
509 *)
510 need_opcodes=yes
511
512 case "${enable_shared}" in
513 yes) shared_opcodes=true ;;
514 *opcodes*) shared_opcodes=true ;;
515 *) shared_opcodes=false ;;
516 esac
517 if test "${shared_opcodes}" = "true"; then
518 # A shared libopcodes must be linked against libbfd.
519 need_bfd=yes
520 fi
521 ;;
522 esac
523
524 # Any other special object files needed ?
525 case ${cpu_type} in
526 fr30 | m32r)
527 using_cgen=yes
528 ;;
529
530 m68k)
531 case ${extra_objects} in
532 *m68k-parse.o*) ;;
533 *) extra_objects="$extra_objects m68k-parse.o" ;;
534 esac
535 ;;
536
537 mips)
538 echo ${extra_objects} | grep -s "itbl-parse.o"
539 if test $? -ne 0 ; then
540 extra_objects="$extra_objects itbl-parse.o"
541 fi
542
543 echo ${extra_objects} | grep -s "itbl-lex.o"
544 if test $? -ne 0 ; then
545 extra_objects="$extra_objects itbl-lex.o"
546 fi
547
548 echo ${extra_objects} | grep -s "itbl-ops.o"
549 if test $? -ne 0 ; then
550 extra_objects="$extra_objects itbl-ops.o"
551 fi
552 ;;
553
554 i386)
555 if test $this_target = $target ; then
556 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
557 fi
558 ;;
559 sparc)
560 if test $this_target = $target ; then
561 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
562 fi
563 ;;
564 *)
565 ;;
566 esac
567
568 if test $using_cgen = yes ; then
569 case "x${extra_objects}" in
570 *cgen.o*) ;;
571 *) extra_objects="$extra_objects cgen.o" ;;
572 esac
573 fi
574
575# See if we really can support this configuration with the emulation code.
576
577 if test $this_target = $target ; then
578 primary_bfd_gas=$bfd_gas
579 obj_format=$fmt
580 te_file=$em
581
582 if test $bfd_gas = no ; then
583 # Can't support other configurations this way.
584 break
585 fi
586 elif test $bfd_gas = no ; then
587 # Can't support this configuration.
588 break
589 fi
590
591# From target name and format, produce a list of supported emulations.
592
593 case ${generic_target}-${fmt} in
594 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
595 mips-*-linux-gnu*-*) case "$endian" in
596 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
597 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
598 esac ;;
599 mips-*-lnews*-ecoff) ;;
600 mips-*-*-ecoff) case "$endian" in
601 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
602 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
603 esac ;;
604 mips-*-*-elf) case "$endian" in
605 big) emulation="mipsbelf mipslelf mipself" ;;
606 *) emulation="mipslelf mipsbelf mipself" ;;
607 esac ;;
608 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
609 # i386-pc-pe-coff != i386-pc-coff.
610 i386-*-pe-coff) ;;
611 # Uncommenting the next line will turn on support for i386 AOUT
612 # for the default linux configuration
613 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
614 #
615 i386-*-aout) emulation="i386aout" ;;
616 i386-*-coff) emulation="i386coff" ;;
617 i386-*-elf) emulation="i386elf" ;;
618
619 # Always all formats. The first stated emulation becomes the default.
620 cris-*-*aout*) emulation="crisaout criself" ;;
621 cris-*-*) emulation="criself crisaout" ;;
622 esac
623
624 emulations="$emulations $emulation"
625
626done
627
628# Turn on all targets if possible
629if test ${all_targets} = "yes"; then
630 case ${target_cpu_type} in
631 i386)
632 case ${obj_format} in
633 aout)
634 emulations="$emulations i386coff i386elf"
635 ;;
636 coff)
637 emulations="$emulations i386aout i386elf"
638 ;;
639 elf)
640 emulations="$emulations i386aout i386coff"
641 ;;
642 esac
643 ;;
644 esac
645fi
646
647# Assign floating point type. Most processors with FP support
648# IEEE FP. On those that don't support FP at all, usually IEEE
649# is emulated.
650case ${target_cpu} in
651 vax | tahoe ) atof=${target_cpu} ;;
652 *) atof=ieee ;;
653esac
654
655case "${obj_format}" in
656 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
657esac
658
659# Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
660cgen_cpu_prefix=""
661if test $using_cgen = yes ; then
662 case ${target_cpu} in
663 *) cgen_cpu_prefix=${target_cpu} ;;
664 esac
665 AC_SUBST(cgen_cpu_prefix)
666 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
667fi
668
669dnl
670dnl Make sure the desired support files exist.
671dnl
672
673if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
674 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
675fi
676
677if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
678 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
679fi
680
681case ${user_bfd_gas}-${primary_bfd_gas} in
682 yes-yes | no-no)
683 # We didn't override user's choice.
684 ;;
685 no-yes)
686 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
687 ;;
688 no-preferred)
689 primary_bfd_gas=no
690 ;;
691 *-preferred)
692 primary_bfd_gas=yes
693 ;;
694 yes-*)
695 primary_bfd_gas=yes
696 ;;
697 -*)
698 # User specified nothing.
699 ;;
700esac
701
702# Some COFF configurations want these random other flags set.
703case ${obj_format} in
704 coff)
705 case ${target_cpu_type} in
706 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
707 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
708 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
709 esac
710 ;;
711esac
712
713# Getting this done right is going to be a bitch. Each configuration specified
714# with --enable-targets=... should be checked for environment, format, cpu, and
715# bfd_gas setting.
716#
717# For each configuration, the necessary object file support code must be linked
718# in. This might be only one, it might be up to four. The necessary emulation
719# code needs to be provided, too.
720#
721# And then there's "--enable-targets=all"....
722#
723# For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
724
725formats="${obj_format}"
726emfiles=""
727EMULATIONS=""
728GAS_UNIQ(emulations)
729for em in . $emulations ; do
730 case $em in
731 .) continue ;;
732 mipsbelf | mipslelf | mipself)
733 fmt=elf file=mipself ;;
734 mipsbecoff | mipslecoff | mipsecoff)
735 fmt=ecoff file=mipsecoff ;;
736 *coff)
737 fmt=coff file=$em ;;
738 *aout)
739 fmt=aout file=$em ;;
740 *elf)
741 fmt=elf file=$em ;;
742 esac
743 formats="$formats $fmt"
744 emfiles="$emfiles e-$file.o"
745 EMULATIONS="$EMULATIONS &$em,"
746done
747GAS_UNIQ(formats)
748GAS_UNIQ(emfiles)
749if test `set . $formats ; shift ; echo $#` -gt 1 ; then
750 for fmt in $formats ; do
751 case $fmt in
752 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
753 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
754 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
755 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
756 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
757 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
758 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
759 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
760 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
761 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
762 esac
763 extra_objects="$extra_objects obj-$fmt.o"
764 done
765 obj_format=multi
766fi
767if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
768 DEFAULT_EMULATION=`set . $emulations ; echo $2`
769 # e-mips* has more than one emulation per file, e-i386* has just one at the
770 # moment. If only one emulation is specified, then don't define
771 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
772 case "${obj_format}${emfiles}" in
773 multi* | *mips*)
774 extra_objects="$extra_objects $emfiles"
775 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
776 esac
777fi
778AC_SUBST(extra_objects)
779AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
780AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
781 [Default emulation.])
782
783case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
784 yes-*-coff) need_bfd=yes ;;
785 no-*-coff) need_bfd=yes
786 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
787esac
788
789reject_dev_configs=yes
790
791case ${reject_dev_configs}-${dev} in
792 yes-yes) # Oops.
793 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
794 ;;
795esac
796
797AC_SUBST(target_cpu_type)
798AC_SUBST(obj_format)
799AC_SUBST(te_file)
800AC_SUBST(install_tooldir)
801AC_SUBST(atof)
802dnl AC_SUBST(emulation)
803
804case "${primary_bfd_gas}" in
805 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
806 need_bfd=yes ;;
807esac
808
809# do we need the opcodes library?
810case "${need_opcodes}" in
811yes)
812 OPCODES_LIB=../opcodes/libopcodes.la
813 ;;
814esac
815
816case "${need_bfd}" in
817yes)
818 BFDLIB=../bfd/libbfd.la
819 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
820 ;;
821esac
822
823AC_SUBST(BFDLIB)
824AC_SUBST(OPCODES_LIB)
825
826AC_SUBST(ALL_OBJ_DEPS)
827
828AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
829AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
830AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
831AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
832AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
833
834AC_PROG_CC
835
836AC_PROG_YACC
837AM_PROG_LEX
838
839ALL_LINGUAS=
840CY_GNU_GETTEXT
841
842AM_MAINTAINER_MODE
843AC_EXEEXT
844
845AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
846
847# Put this here so that autoconf's "cross-compiling" message doesn't confuse
848# people who are not cross-compiling but are compiling cross-assemblers.
849AC_MSG_CHECKING(whether compiling a cross-assembler)
850if test "${host}" = "${target}"; then
851 cross_gas=no
852else
853 cross_gas=yes
854 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
855fi
856AC_MSG_RESULT($cross_gas)
857
858dnl ansidecl.h will deal with const
859dnl AC_CONST
860AC_FUNC_ALLOCA
861AC_C_INLINE
862
863# VMS doesn't have unlink.
864AC_CHECK_FUNCS(unlink remove, break)
865
866# Some systems don't have sbrk().
867AC_CHECK_FUNCS(sbrk)
868
869# do we need the math library?
870case "${need_libm}" in
871yes)
872 AC_CHECK_LIBM
873 AC_SUBST(LIBM)
874 ;;
875esac
876
877# Some non-ANSI preprocessors botch requoting inside strings. That's bad
878# enough, but on some of those systems, the assert macro relies on requoting
879# working properly!
880GAS_WORKING_ASSERT
881
882# On some systems, the system header files may not declare malloc, realloc,
883# and free. There are places where gas needs these functions to have been
884# declared -- such as when taking their addresses.
885gas_test_headers="
886#ifdef HAVE_MEMORY_H
887#include <memory.h>
888#endif
889#ifdef HAVE_STRING_H
890#include <string.h>
891#else
892#ifdef HAVE_STRINGS_H
893#include <strings.h>
894#endif
895#endif
896#ifdef HAVE_STDLIB_H
897#include <stdlib.h>
898#endif
899#ifdef HAVE_UNISTD_H
900#include <unistd.h>
901#endif
902"
903GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
904GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
905GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
906GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
907GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
908
909# Does errno.h declare errno, or do we have to add a separate declaration
910# for it?
911GAS_CHECK_DECL_NEEDED(errno, f, int f, [
912#ifdef HAVE_ERRNO_H
913#include <errno.h>
914#endif
915])
916
917dnl This must come last.
918
919dnl We used to make symlinks to files in the source directory, but now
920dnl we just use the right name for .c files, and create .h files in
921dnl the build directory which include the right .h file. Make sure
922dnl the old symlinks don't exist, so that a reconfigure in an existing
923dnl directory behaves reasonably.
924
925AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
926[rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
927 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
928 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
929 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
930 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
931 if test "x$cgen_cpu_prefix" != x ; then
932 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
933 fi
934
935 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
936[target_cpu_type=${target_cpu_type}
937 cgen_cpu_prefix=${cgen_cpu_prefix}
938 obj_format=${obj_format}
939 te_file=${te_file}])
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