Fix comment from last commit.
[deliverable/binutils-gdb.git] / gas / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2 dnl
3 dnl And be careful when changing it! If you must add tests with square
4 dnl brackets, be sure changequote invocations surround it.
5 dnl
6 dnl
7 dnl v2.5 needed for --bindir et al
8 AC_PREREQ(2.13)
9 AC_INIT(as.h)
10
11 AC_CANONICAL_SYSTEM
12 AC_ISC_POSIX
13
14 changequote(,)dnl
15 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
16 changequote([,])dnl
17 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
18
19 AM_PROG_LIBTOOL
20
21 user_bfd_gas=
22 AC_ARG_ENABLE(bfd-assembler,
23 [ --enable-bfd-assembler use BFD back end for writing object files],
24 [case "${enableval}" in
25 yes) need_bfd=yes user_bfd_gas=yes ;;
26 no) user_bfd_gas=no ;;
27 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
28 esac])dnl
29 AC_ARG_ENABLE(targets,
30 [ targets alternative target configurations besides the primary],
31 [case "${enableval}" in
32 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
33 ;;
34 no) enable_targets= ;;
35 *) enable_targets=$enableval ;;
36 esac])dnl
37 AC_ARG_ENABLE(commonbfdlib,
38 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
39 [case "${enableval}" in
40 yes) commonbfdlib=true ;;
41 no) commonbfdlib=false ;;
42 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
43 esac])dnl
44
45 using_cgen=no
46
47 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
48 AC_ARG_ENABLE(build-warnings,
49 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
50 [case "${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"`;;
58 esac
59 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
60 echo "Setting warning flags = $build_warnings" 6>&1
61 fi])dnl
62 WARN_CFLAGS=""
63 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
64 WARN_CFLAGS="${build_warnings}"
65 fi
66 AC_SUBST(WARN_CFLAGS)
67
68 # Generate a header file
69 AM_CONFIG_HEADER(config.h:config.in)
70
71 # If we are on a DOS filesystem, we must use gdb.ini rather than
72 # .gdbinit.
73 GDBINIT=".gdbinit"
74 case "${host}" in
75 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
76 GDBINIT="gdb.ini"
77 ;;
78 esac
79 AC_SUBST(GDBINIT)
80
81 te_file=generic
82
83 # Makefile target for installing gas in $(tooldir)/bin.
84 install_tooldir=install-exec-tooldir
85
86 canon_targets=""
87 all_targets=no
88 if test -n "$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)
103 fi
104
105 emulations=""
106
107 for this_target in $target $canon_targets ; do
108
109 changequote(,)dnl
110 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
111 changequote([,])dnl
112
113 # check for architecture variants
114 arch=
115 endian=
116 case ${cpu} in
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
127 changequote(,)dnl
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 ip2k) cpu_type=ip2k endian=big ;;
132 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
133 m680[012346]0) cpu_type=m68k ;;
134 changequote([,])dnl
135 m68008) cpu_type=m68k ;;
136 m683??) cpu_type=m68k ;;
137 m5200) cpu_type=m68k ;;
138 m8*) cpu_type=m88k ;;
139 mips*el) cpu_type=mips endian=little ;;
140 mips*) cpu_type=mips endian=big ;;
141 or32*) cpu_type=or32 endian=big ;;
142 pjl*) cpu_type=pj endian=little ;;
143 pj*) cpu_type=pj endian=big ;;
144 powerpc*le*) cpu_type=ppc endian=little ;;
145 powerpc*) cpu_type=ppc endian=big ;;
146 rs6000*) cpu_type=ppc ;;
147 s390x*) cpu_type=s390 arch=s390x ;;
148 s390*) cpu_type=s390 arch=s390 ;;
149 sh5*) cpu_type=sh64 endian=big ;;
150 sh5le*) cpu_type=sh64 endian=little ;;
151 sh64*) cpu_type=sh64 endian=big ;;
152 sh64le*) cpu_type=sh64 endian=little ;;
153 sh*le) cpu_type=sh endian=little ;;
154 sh*) cpu_type=sh endian=big ;;
155 sparclite*) cpu_type=sparc arch=sparclite ;;
156 sparclet*) cpu_type=sparc arch=sparclet ;;
157 sparc64*) cpu_type=sparc arch=v9-64 ;;
158 sparc86x*) cpu_type=sparc arch=sparc86x ;;
159 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
160 v850*) cpu_type=v850 ;;
161 *) cpu_type=${cpu} ;;
162 esac
163
164 if test ${this_target} = $target ; then
165 target_cpu_type=${cpu_type}
166 elif test ${target_cpu_type} != ${cpu_type} ; then
167 continue
168 fi
169
170 generic_target=${cpu_type}-$vendor-$os
171 dev=no
172 bfd_gas=no
173 em=generic
174
175 # assign object format
176 case ${generic_target} in
177 a29k-*-coff) fmt=coff ;;
178 a29k-amd-udi) fmt=coff ;;
179 a29k-amd-ebmon) fmt=coff ;;
180 a29k-nyu-sym1) fmt=coff ;;
181 a29k-*-rtems*) fmt=coff ;;
182 a29k-*-vxworks*) fmt=coff ;;
183
184 alpha*-*-*vms*) fmt=evax ;;
185 alpha*-*-netware*) fmt=ecoff ;;
186 alpha*-*-osf*) fmt=ecoff ;;
187 alpha*-*-linuxecoff*) fmt=ecoff ;;
188 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
189 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
190 alpha*-*-openbsd*) fmt=elf em=obsd ;;
191
192 arc-*-elf*) fmt=elf bfd_gas=yes ;;
193
194 arm-*-aout) fmt=aout ;;
195 arm-*-coff | thumb-*-coff) fmt=coff ;;
196 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
197 arm-*-elf | thumb-*-elf) fmt=elf ;;
198 arm*-*-conix*) fmt=elf ;;
199 arm-*-linux*aout*) fmt=aout em=linux ;;
200 arm*-*-linux-gnu* | arm*-*-uclinux*)
201 fmt=elf em=linux ;;
202 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
203 arm-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
204 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
205 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
206 arm-*-wince) fmt=coff em=wince-pe ;;
207 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
208 arm-*-riscix*) fmt=aout em=riscix ;;
209 arm-*-vxworks) fmt=coff ;;
210
211 avr-*-*) fmt=elf bfd_gas=yes ;;
212
213 cris-*-*) fmt=multi bfd_gas=yes ;;
214
215 d10v-*-*) fmt=elf bfd_gas=yes ;;
216 d30v-*-*) fmt=elf bfd_gas=yes ;;
217 dlx-*-*) fmt=elf ;;
218
219
220 fr30-*-*) fmt=elf bfd_gas=yes ;;
221 frv-*-*) fmt=elf bfd_gas=yes ;;
222
223 hppa-*-linux-gnu*) case ${cpu} in
224 hppa*64*)
225 fmt=elf em=hppalinux64;;
226 hppa*)
227 fmt=elf em=linux;;
228 esac ;;
229 hppa-*-*elf*) fmt=elf em=hppa ;;
230 hppa-*-lites*) fmt=elf em=hppa ;;
231 hppa-*-netbsd*) fmt=elf em=nbsd ;;
232 hppa-*-openbsd*) fmt=elf em=hppa ;;
233 hppa-*-osf*) fmt=som em=hppa ;;
234 hppa-*-rtems*) fmt=elf em=hppa ;;
235 hppa-*-hpux11*) case ${cpu} in
236 hppa*64*)
237 fmt=elf em=hppa64 ;;
238 hppa*)
239 fmt=som em=hppa ;;
240 esac ;;
241 hppa-*-hpux*) fmt=som em=hppa ;;
242 hppa-*-mpeix*) fmt=som em=hppa ;;
243 hppa-*-bsd*) fmt=som em=hppa ;;
244 hppa-*-hiux*) fmt=som em=hppa ;;
245
246 h8300-*-rtems*) fmt=coff ;;
247 h8300-*-coff) fmt=coff ;;
248 h8300-*-elf) fmt=elf ;;
249 h8500-*-rtems*) fmt=coff ;;
250 h8500-*-coff) fmt=coff ;;
251
252 i370-*-elf* | i370-*-linux*) fmt=elf ;;
253 i386-ibm-aix*) fmt=coff em=i386aix ;;
254 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
255 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
256 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
257 i386-*-bsd*) fmt=aout em=386bsd ;;
258 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
259 i386-*-netbsdpe*) fmt=coff em=pe bfd_gas=yes ;;
260 i386-*-netbsd*) em=nbsd bfd_gas=yes
261 case ${cpu} in
262 x86_64) fmt=elf ;;
263 *) case ${os} in
264 *elf*) fmt=elf ;;
265 *) fmt=aout ;;
266 esac
267 ;;
268 esac
269 ;;
270 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
271 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
272 i386-*-linux*coff*) fmt=coff em=linux ;;
273 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
274 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
275 i386-*-lynxos*) fmt=coff em=lynx ;;
276 changequote(,)dnl
277 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
278 fmt=elf bfd_gas=yes ;;
279 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
280 fmt=aout em=386bsd ;;
281 changequote([,])dnl
282 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
283 fmt=coff ;;
284 i386-*-sco3.2v5*) fmt=elf
285 if test ${this_target} = $target; then
286 AC_DEFINE(SCO_ELF, 1,
287 [Define if defaulting to ELF on SCO 5.])
288 fi
289 ;;
290 i386-*-sco3.2*) fmt=coff ;;
291 i386-*-vsta) fmt=aout ;;
292 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
293 fmt=coff em=go32 bfd_gas=yes
294 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
295 ;;
296 i386-*-rtemself*) fmt=elf ;;
297 i386-*-rtemscoff*) fmt=coff ;;
298 i386-*-rtems*) fmt=elf ;;
299 i386-*-gnu*) fmt=elf ;;
300 i386-*-mach*)
301 fmt=aout em=mach bfd_gas=yes ;;
302 i386-*-msdos*) fmt=aout ;;
303 i386-*-moss*) fmt=elf ;;
304 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
305 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
306 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
307 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
308 i386-*-nto-qnx*) fmt=elf ;;
309 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
310 i386-*-vxworks*) fmt=aout ;;
311 i386-*-chaos) fmt=elf ;;
312 i860-stardent-sysv4* | i860-stardent-elf*)
313 fmt=elf bfd_gas=yes endian=little
314 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
315 i960-*-bout) fmt=bout ;;
316 i960-*-coff) fmt=coff em=ic960 ;;
317 i960-*-rtems*) fmt=coff em=ic960 ;;
318 i960-*-nindy*) fmt=bout ;;
319 i960-*-vxworks4*) fmt=bout ;;
320 i960-*-vxworks5.0) fmt=bout ;;
321 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
322 i960-*-vxworks*) fmt=bout ;;
323 i960-*-elf*) fmt=elf ;;
324
325 ia64-*-elf*) fmt=elf ;;
326 ia64-*-aix*) fmt=elf em=ia64aix ;;
327 ia64-*-linux-gnu*) fmt=elf em=linux ;;
328 ia64-*-hpux*) fmt=elf em=hpux ;;
329 ia64-*-netbsd*) fmt=elf em=nbsd ;;
330
331 ip2k-*-*) fmt=elf bfd_gas=yes ;;
332
333 m32r-*-*) fmt=elf bfd_gas=yes ;;
334
335 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
336
337 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
338 fmt=aout em=sun3 ;;
339 m68k-motorola-sysv*) fmt=coff em=delta ;;
340 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
341 m68k-apollo-*) fmt=coff em=apollo ;;
342 m68k-*-sysv4*) # must be before -sysv*
343 fmt=elf em=svr4 ;;
344 m68k-*-elf*) fmt=elf ;;
345 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
346 fmt=coff ;;
347 m68k-*-rtems*) fmt=elf ;;
348 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
349 m68k-*-linux*aout*) fmt=aout em=linux ;;
350 m68k-*-linux-gnu*) fmt=elf em=linux ;;
351 m68k-*-gnu*) fmt=elf ;;
352 m68k-*-lynxos*) fmt=coff em=lynx ;;
353 m68k-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
354 m68k-*-netbsdaout* | m68k-*-netbsd*)
355 fmt=aout em=nbsd bfd_gas=yes ;;
356 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
357 m68k-apple-aux*) fmt=coff em=aux ;;
358 m68k-*-psos*) fmt=elf em=psos;;
359
360 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
361 m88k-*-coff*) fmt=coff ;;
362
363 mcore-*-elf) fmt=elf bfd_gas=yes ;;
364 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
365
366 # don't change em like *-*-bsd does
367 mips-dec-openbsd*) fmt=elf endian=little ;;
368 mips-dec-bsd*) fmt=aout endian=little ;;
369 mips-sony-bsd*) fmt=ecoff ;;
370 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
371 mips-*-ultrix*) fmt=ecoff endian=little ;;
372 mips-*-osf*) fmt=ecoff endian=little ;;
373 mips-*-ecoff*) fmt=ecoff ;;
374 mips-*-pe*) fmt=coff endian=little em=pe ;;
375 mips-*-irix6*) fmt=elf ;;
376 mips-*-irix5*) fmt=elf ;;
377 mips-*-irix*) fmt=ecoff ;;
378 mips-*-lnews*) fmt=ecoff em=lnews ;;
379 mips-*-riscos*) fmt=ecoff ;;
380 mips*-*-linux*) fmt=elf em=tmips ;;
381 mips-*-sysv4*MP* | mips-*-gnu*)
382 fmt=elf em=tmips ;;
383 mips-*-sysv*) fmt=ecoff ;;
384 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
385 fmt=elf ;;
386 mips-*-vxworks*) fmt=elf ;;
387 mmix-*-*) fmt=elf bfd_gas=yes ;;
388 mn10200-*-*) fmt=elf bfd_gas=yes ;;
389 mn10300-*-*) fmt=elf bfd_gas=yes ;;
390 openrisc-*-*) fmt=elf bfd_gas=yes ;;
391 or32-*-rtems*) fmt=coff ;;
392 or32-*-coff) fmt=coff ;;
393 or32-*-elf) fmt=elf ;;
394 pj*) fmt=elf ;;
395 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
396 fmt=coff em=pe ;;
397 ppc-*-aix5*) fmt=coff em=aix5 ;;
398 ppc-*-aix*) fmt=coff ;;
399 ppc-*-beos*) fmt=coff ;;
400 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
401 fmt=elf ;;
402 ppc-*-linux-gnu*) fmt=elf
403 case "$endian" in
404 big) ;;
405 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
406 esac
407 ;;
408 ppc-*-solaris*) fmt=elf
409 if test ${this_target} = $target; then
410 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
411 [Define if default target is PowerPC Solaris.])
412 fi
413 if test x${endian} = xbig; then
414 AC_MSG_ERROR(Solaris must be configured little endian)
415 fi
416 ;;
417 ppc-*-rtems*) fmt=elf ;;
418 ppc-*-macos* | ppc-*-mpw*)
419 fmt=coff em=macos ;;
420 ppc-*-netware*) fmt=elf em=ppcnw ;;
421 ppc-*-vxworks*) fmt=elf ;;
422 ppc-*-windiss*) fmt=elf ;;
423
424 s390x-*-linux-gnu*) fmt=elf em=linux ;;
425 s390-*-linux-gnu*) fmt=elf em=linux ;;
426
427 sh*-*-linux*) fmt=elf em=linux
428 case ${cpu} in
429 sh*eb)
430 endian=big ;;
431 sh*)
432 endian=little ;;
433 esac ;;
434 sh5*-*-netbsd*) fmt=elf em=nbsd ;;
435 sh64*-*-netbsd*) fmt=elf em=nbsd ;;
436 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
437 sh-*-elf*) fmt=elf ;;
438 sh-*-coff*) fmt=coff ;;
439 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
440 sh-*-rtemself*) fmt=elf ;;
441 sh-*-rtems*) fmt=coff ;;
442
443 sh64-*-elf*) fmt=elf ;;
444 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
445 ns32k-*-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
446 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
447
448 sparc-*-rtemsaout*) fmt=aout ;;
449 sparc-*-rtemself*) fmt=elf ;;
450 sparc-*-rtems*) fmt=elf ;;
451 sparc-*-sunos4*) fmt=aout em=sun3 ;;
452 sparc-*-aout | sparc*-*-vxworks*)
453 fmt=aout em=sparcaout ;;
454 sparc-*-coff) fmt=coff ;;
455 sparc-*-linux*aout*) fmt=aout em=linux ;;
456 sparc-*-linux-gnu*) fmt=elf em=linux ;;
457 sparc-*-lynxos*) fmt=coff em=lynx ;;
458 sparc-fujitsu-none) fmt=aout ;;
459 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
460 fmt=elf ;;
461 sparc-*-netbsd*) em=nbsd bfd_gas=yes
462 case ${cpu} in
463 sparc) case ${os} in
464 *elf*) fmt=elf ;;
465 *) fmt=aout ;;
466 esac ;;
467 sparc64) fmt=elf ;;
468 esac
469 ;;
470 sparc-*-openbsd*) em=nbsd
471 case ${cpu} in
472 sparc) fmt=aout ;;
473 sparc64) fmt=elf ;;
474 esac
475 ;;
476
477 strongarm-*-coff) fmt=coff ;;
478 strongarm-*-elf) fmt=elf ;;
479 xscale-*-coff) fmt=coff ;;
480 xscale-*-elf) fmt=elf ;;
481
482 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
483 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
484 tic54x-*-* | c54x*-*-*)
485 fmt=coff bfd_gas=yes need_libm=yes;;
486 tic80-*-*) fmt=coff ;;
487
488 v850-*-*) fmt=elf bfd_gas=yes ;;
489 v850e-*-*) fmt=elf bfd_gas=yes ;;
490 v850ea-*-*) fmt=elf bfd_gas=yes ;;
491
492 vax-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
493 vax-*-netbsdaout* | vax-*-netbsd*)
494 fmt=aout em=nbsd ;;
495 vax-*-bsd* | vax-*-ultrix*)
496 fmt=aout ;;
497 vax-*-vms) fmt=vms ;;
498
499 w65-*-*) fmt=coff ;;
500
501 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
502
503 z8k-*-coff | z8k-*-sim)
504 fmt=coff ;;
505
506 *-*-aout | *-*-scout)
507 fmt=aout ;;
508 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
509 *-*-nindy*)
510 fmt=bout ;;
511 *-*-bsd*)
512 fmt=aout em=sun3 ;;
513 *-*-generic) fmt=generic ;;
514 *-*-xray | *-*-hms) fmt=coff ;;
515 *-*-sim) fmt=coff ;;
516 *-*-elf | *-*-sysv4* | *-*-solaris*)
517 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
518 fmt=elf dev=yes ;;
519 *-*-vxworks) fmt=aout ;;
520 *-*-netware) fmt=elf ;;
521 esac
522
523 if test ${this_target} = $target ; then
524 endian_def=
525 if test x${endian} = xbig; then
526 endian_def=1
527 elif test x${endian} = xlittle; then
528 endian_def=0
529 fi
530 if test x${endian_def} != x; then
531 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
532 [Define as 1 if big endian.])
533 fi
534 fi
535
536 case ${cpu_type}-${fmt} in
537 alpha*-*) bfd_gas=yes ;;
538 arm-*) bfd_gas=yes ;;
539 # not yet
540 # i386-aout) bfd_gas=preferred ;;
541 ia64*-*) bfd_gas=yes ;;
542 mips-*) bfd_gas=yes ;;
543 ns32k-*) bfd_gas=yes ;;
544 pdp11-*) bfd_gas=yes ;;
545 ppc-*) bfd_gas=yes ;;
546 sparc-*) bfd_gas=yes ;;
547 strongarm-*) bfd_gas=yes ;;
548 xscale-*) bfd_gas=yes ;;
549 *-elf) bfd_gas=yes ;;
550 *-ecoff) bfd_gas=yes ;;
551 *-som) bfd_gas=yes ;;
552 #enable bfd for coff and aout to allow testing if a bfd target is
553 #the primary target, but not for coff or aout as the primary target
554 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
555 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
556 *) ;;
557 esac
558
559 # Other random stuff.
560
561 case ${cpu_type} in
562 mips)
563 # Set mips_cpu to the name of the default CPU.
564 case ${target_cpu} in
565 mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
566 mips_cpu=from-abi
567 ;;
568 mipsisa32 | mipsisa32el)
569 mips_cpu=mips32
570 ;;
571 mipsisa64 | mipsisa64el)
572 mips_cpu=mips64
573 ;;
574 mipstx39 | mipstx39el)
575 mips_cpu=r3900
576 ;;
577 mips64* | mipsisa64* | mipsisa32*)
578 changequote(,)dnl
579 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
580 changequote([,])dnl
581 ;;
582 *)
583 AC_ERROR($target_cpu isn't a supported MIPS CPU name)
584 ;;
585 esac
586 # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
587 # binaries. It's a GNU extension that some OSes don't understand.
588 # The value only matters on ELF targets.
589 case ${target} in
590 *-*-irix*)
591 use_e_mips_abi_o32=0
592 ;;
593 *)
594 use_e_mips_abi_o32=1
595 ;;
596 esac
597 # Decide whether to generate 32-bit or 64-bit code by default.
598 # Used to resolve -march=from-abi when an embedded ABI is selected.
599 case ${target} in
600 mips64*-*-* | mipsisa64*-*-*)
601 mips_default_64bit=1
602 ;;
603 *)
604 mips_default_64bit=0
605 ;;
606 esac
607 AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
608 [Default CPU for MIPS targets. ])
609 AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
610 [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
611 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
612 [Generate 64-bit code by default on MIPS targets. ])
613 ;;
614 esac
615
616 # Do we need the opcodes library?
617 case ${cpu_type} in
618 vax | i386 | tic30)
619 ;;
620
621 *)
622 need_opcodes=yes
623
624 case "${enable_shared}" in
625 yes) shared_opcodes=true ;;
626 *opcodes*) shared_opcodes=true ;;
627 *) shared_opcodes=false ;;
628 esac
629 if test "${shared_opcodes}" = "true"; then
630 # A shared libopcodes must be linked against libbfd.
631 need_bfd=yes
632 fi
633 ;;
634 esac
635
636 # Any other special object files needed ?
637 case ${cpu_type} in
638 fr30 | ip2k | m32r | openrisc)
639 using_cgen=yes
640 ;;
641
642 frv)
643 using_cgen=yes
644 ;;
645 m68k)
646 case ${extra_objects} in
647 *m68k-parse.o*) ;;
648 *) extra_objects="$extra_objects m68k-parse.o" ;;
649 esac
650 ;;
651
652 mips)
653 echo ${extra_objects} | grep -s "itbl-parse.o"
654 if test $? -ne 0 ; then
655 extra_objects="$extra_objects itbl-parse.o"
656 fi
657
658 echo ${extra_objects} | grep -s "itbl-lex.o"
659 if test $? -ne 0 ; then
660 extra_objects="$extra_objects itbl-lex.o"
661 fi
662
663 echo ${extra_objects} | grep -s "itbl-ops.o"
664 if test $? -ne 0 ; then
665 extra_objects="$extra_objects itbl-ops.o"
666 fi
667 ;;
668
669 i386 | s390 | sparc)
670 if test $this_target = $target ; then
671 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
672 fi
673 ;;
674
675 xstormy16)
676 using_cgen=yes
677 ;;
678
679 *)
680 ;;
681 esac
682
683 if test $using_cgen = yes ; then
684 case "x${extra_objects}" in
685 *cgen.o*) ;;
686 *) extra_objects="$extra_objects cgen.o" ;;
687 esac
688 fi
689
690 # See if we really can support this configuration with the emulation code.
691
692 if test $this_target = $target ; then
693 primary_bfd_gas=$bfd_gas
694 obj_format=$fmt
695 te_file=$em
696
697 if test $bfd_gas = no ; then
698 # Can't support other configurations this way.
699 break
700 fi
701 elif test $bfd_gas = no ; then
702 # Can't support this configuration.
703 break
704 fi
705
706 # From target name and format, produce a list of supported emulations.
707
708 case ${generic_target}-${fmt} in
709 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
710 mips*-*-linux*-*) case "$endian" in
711 big) emulation="mipsbelf mipslelf mipself" ;;
712 *) emulation="mipslelf mipsbelf mipself" ;;
713 esac ;;
714 mips-*-lnews*-ecoff) ;;
715 mips-*-*-ecoff) case "$endian" in
716 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
717 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
718 esac ;;
719 mips-*-*-elf) case "$endian" in
720 big) emulation="mipsbelf mipslelf mipself" ;;
721 *) emulation="mipslelf mipsbelf mipself" ;;
722 esac ;;
723 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
724 # i386-pc-pe-coff != i386-pc-coff.
725 i386-*-pe-coff) ;;
726 # Uncommenting the next line will turn on support for i386 AOUT
727 # for the default linux configuration
728 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
729 #
730 i386-*-aout) emulation="i386aout" ;;
731 i386-*-coff) emulation="i386coff" ;;
732 i386-*-elf) emulation="i386elf" ;;
733
734 # Always all formats. The first stated emulation becomes the default.
735 cris-*-*aout*) emulation="crisaout criself" ;;
736 cris-*-*) emulation="criself crisaout" ;;
737 esac
738
739 emulations="$emulations $emulation"
740
741 done
742
743 # Turn on all targets if possible
744 if test ${all_targets} = "yes"; then
745 case ${target_cpu_type} in
746 i386)
747 case ${obj_format} in
748 aout)
749 emulations="$emulations i386coff i386elf"
750 ;;
751 coff)
752 emulations="$emulations i386aout i386elf"
753 ;;
754 elf)
755 emulations="$emulations i386aout i386coff"
756 ;;
757 esac
758 ;;
759 esac
760 fi
761
762 # Assign floating point type. Most processors with FP support
763 # IEEE FP. On those that don't support FP at all, usually IEEE
764 # is emulated.
765 case ${target_cpu} in
766 vax | tahoe ) atof=${target_cpu} ;;
767 pdp11) atof=vax ;;
768 *) atof=ieee ;;
769 esac
770
771 case "${obj_format}" in
772 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
773 esac
774
775 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
776 cgen_cpu_prefix=""
777 if test $using_cgen = yes ; then
778 case ${target_cpu} in
779 *) cgen_cpu_prefix=${target_cpu} ;;
780 esac
781 AC_SUBST(cgen_cpu_prefix)
782 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
783 fi
784
785 dnl
786 dnl Make sure the desired support files exist.
787 dnl
788
789 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
790 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
791 fi
792
793 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
794 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
795 fi
796
797 case ${user_bfd_gas}-${primary_bfd_gas} in
798 yes-yes | no-no)
799 # We didn't override user's choice.
800 ;;
801 no-yes)
802 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
803 ;;
804 no-preferred)
805 primary_bfd_gas=no
806 ;;
807 *-preferred)
808 primary_bfd_gas=yes
809 ;;
810 yes-*)
811 primary_bfd_gas=yes
812 ;;
813 -*)
814 # User specified nothing.
815 ;;
816 esac
817
818 # Some COFF configurations want these random other flags set.
819 case ${obj_format} in
820 coff)
821 case ${target_cpu_type} in
822 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
823 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
824 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
825 esac
826 ;;
827 esac
828
829 # Getting this done right is going to be a bitch. Each configuration specified
830 # with --enable-targets=... should be checked for environment, format, cpu, and
831 # bfd_gas setting.
832 #
833 # For each configuration, the necessary object file support code must be linked
834 # in. This might be only one, it might be up to four. The necessary emulation
835 # code needs to be provided, too.
836 #
837 # And then there's "--enable-targets=all"....
838 #
839 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
840
841 formats="${obj_format}"
842 emfiles=""
843 EMULATIONS=""
844 GAS_UNIQ(emulations)
845 for em in . $emulations ; do
846 case $em in
847 .) continue ;;
848 mipsbelf | mipslelf | mipself)
849 fmt=elf file=mipself ;;
850 mipsbecoff | mipslecoff | mipsecoff)
851 fmt=ecoff file=mipsecoff ;;
852 *coff)
853 fmt=coff file=$em ;;
854 *aout)
855 fmt=aout file=$em ;;
856 *elf)
857 fmt=elf file=$em ;;
858 esac
859 formats="$formats $fmt"
860 emfiles="$emfiles e-$file.o"
861 EMULATIONS="$EMULATIONS &$em,"
862 done
863 GAS_UNIQ(formats)
864 GAS_UNIQ(emfiles)
865 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
866 for fmt in $formats ; do
867 case $fmt in
868 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
869 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
870 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
871 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
872 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
873 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
874 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
875 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
876 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
877 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
878 esac
879 extra_objects="$extra_objects obj-$fmt.o"
880 done
881 obj_format=multi
882 fi
883 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
884 DEFAULT_EMULATION=`set . $emulations ; echo $2`
885 # e-mips* has more than one emulation per file, e-i386* has just one at the
886 # moment. If only one emulation is specified, then don't define
887 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
888 case "${obj_format}${emfiles}" in
889 multi* | *mips*)
890 extra_objects="$extra_objects $emfiles"
891 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
892 esac
893 fi
894 AC_SUBST(extra_objects)
895 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
896 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
897 [Default emulation.])
898
899 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
900 yes-*-coff) need_bfd=yes ;;
901 no-*-coff) need_bfd=yes
902 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
903 esac
904
905 reject_dev_configs=yes
906
907 case ${reject_dev_configs}-${dev} in
908 yes-yes) # Oops.
909 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
910 ;;
911 esac
912
913 AC_SUBST(target_cpu_type)
914 AC_SUBST(obj_format)
915 AC_SUBST(te_file)
916 AC_SUBST(install_tooldir)
917 AC_SUBST(atof)
918 dnl AC_SUBST(emulation)
919
920 case "${primary_bfd_gas}" in
921 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
922 need_bfd=yes ;;
923 esac
924
925 # do we need the opcodes library?
926 case "${need_opcodes}" in
927 yes)
928 OPCODES_LIB=../opcodes/libopcodes.la
929 ;;
930 esac
931
932 case "${need_bfd}" in
933 yes)
934 BFDLIB=../bfd/libbfd.la
935 ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
936 ;;
937 esac
938
939 AC_SUBST(BFDLIB)
940 AC_SUBST(OPCODES_LIB)
941
942 AC_SUBST(ALL_OBJ_DEPS)
943
944 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
945 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
946 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
947 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
948 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
949
950 AC_PROG_CC
951
952 AC_PROG_YACC
953 AM_PROG_LEX
954
955 ALL_LINGUAS="fr tr es"
956 CY_GNU_GETTEXT
957
958 AM_MAINTAINER_MODE
959 AC_EXEEXT
960
961 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
962
963 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
964 # people who are not cross-compiling but are compiling cross-assemblers.
965 AC_MSG_CHECKING(whether compiling a cross-assembler)
966 if test "${host}" = "${target}"; then
967 cross_gas=no
968 else
969 cross_gas=yes
970 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
971 fi
972 AC_MSG_RESULT($cross_gas)
973
974 dnl ansidecl.h will deal with const
975 dnl AC_CONST
976 AC_FUNC_ALLOCA
977 AC_C_INLINE
978
979 # VMS doesn't have unlink.
980 AC_CHECK_FUNCS(unlink remove, break)
981
982 # Some systems don't have sbrk().
983 AC_CHECK_FUNCS(sbrk)
984
985 # do we need the math library?
986 case "${need_libm}" in
987 yes)
988 AC_CHECK_LIBM
989 AC_SUBST(LIBM)
990 ;;
991 esac
992
993 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
994 # enough, but on some of those systems, the assert macro relies on requoting
995 # working properly!
996 GAS_WORKING_ASSERT
997
998 # On some systems, the system header files may not declare malloc, realloc,
999 # and free. There are places where gas needs these functions to have been
1000 # declared -- such as when taking their addresses.
1001 gas_test_headers="
1002 #ifdef HAVE_MEMORY_H
1003 #include <memory.h>
1004 #endif
1005 #ifdef HAVE_STRING_H
1006 #include <string.h>
1007 #else
1008 #ifdef HAVE_STRINGS_H
1009 #include <strings.h>
1010 #endif
1011 #endif
1012 #ifdef HAVE_STDLIB_H
1013 #include <stdlib.h>
1014 #endif
1015 #ifdef HAVE_UNISTD_H
1016 #include <unistd.h>
1017 #endif
1018 "
1019 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
1020 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
1021 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
1022 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
1023 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
1024
1025 # Does errno.h declare errno, or do we have to add a separate declaration
1026 # for it?
1027 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
1028 #ifdef HAVE_ERRNO_H
1029 #include <errno.h>
1030 #endif
1031 ])
1032
1033 dnl This must come last.
1034
1035 dnl We used to make symlinks to files in the source directory, but now
1036 dnl we just use the right name for .c files, and create .h files in
1037 dnl the build directory which include the right .h file. Make sure
1038 dnl the old symlinks don't exist, so that a reconfigure in an existing
1039 dnl directory behaves reasonably.
1040
1041 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
1042 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
1043 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
1044 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
1045 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
1046 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
1047 if test "x$cgen_cpu_prefix" != x ; then
1048 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
1049 fi
1050
1051 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
1052 [target_cpu_type=${target_cpu_type}
1053 cgen_cpu_prefix=${cgen_cpu_prefix}
1054 obj_format=${obj_format}
1055 te_file=${te_file}])
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