Add support for Thumb PLT entries with interworking
[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-**-nto*) fmt=elf ;;
205 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
206 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
207 arm-*-wince) fmt=coff em=wince-pe ;;
208 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
209 arm-*-riscix*) fmt=aout em=riscix ;;
210 arm-*-vxworks) fmt=coff ;;
211
212 avr-*-*) fmt=elf bfd_gas=yes ;;
213
214 cris-*-*) fmt=multi bfd_gas=yes ;;
215
216 d10v-*-*) fmt=elf bfd_gas=yes ;;
217 d30v-*-*) fmt=elf bfd_gas=yes ;;
218 dlx-*-*) fmt=elf ;;
219
220
221 fr30-*-*) fmt=elf bfd_gas=yes ;;
222 frv-*-*) fmt=elf bfd_gas=yes ;;
223
224 hppa-*-linux-gnu*) case ${cpu} in
225 hppa*64*)
226 fmt=elf em=hppalinux64;;
227 hppa*)
228 fmt=elf em=linux;;
229 esac ;;
230 hppa-*-*elf*) fmt=elf em=hppa ;;
231 hppa-*-lites*) fmt=elf em=hppa ;;
232 hppa-*-netbsd*) fmt=elf em=nbsd ;;
233 hppa-*-openbsd*) fmt=elf em=hppa ;;
234 hppa-*-osf*) fmt=som em=hppa ;;
235 hppa-*-rtems*) fmt=elf em=hppa ;;
236 hppa-*-hpux11*) case ${cpu} in
237 hppa*64*)
238 fmt=elf em=hppa64 ;;
239 hppa*)
240 fmt=som em=hppa ;;
241 esac ;;
242 hppa-*-hpux*) fmt=som em=hppa ;;
243 hppa-*-mpeix*) fmt=som em=hppa ;;
244 hppa-*-bsd*) fmt=som em=hppa ;;
245 hppa-*-hiux*) fmt=som em=hppa ;;
246
247 h8300-*-rtems*) fmt=coff ;;
248 h8300-*-coff) fmt=coff ;;
249 h8300-*-elf) fmt=elf ;;
250 h8500-*-rtems*) fmt=coff ;;
251 h8500-*-coff) fmt=coff ;;
252
253 i370-*-elf* | i370-*-linux*) fmt=elf ;;
254 i386-ibm-aix*) fmt=coff em=i386aix ;;
255 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
256 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
257 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
258 i386-*-bsd*) fmt=aout em=386bsd ;;
259 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
260 i386-*-netbsdpe*) fmt=coff em=pe bfd_gas=yes ;;
261 i386-*-netbsd*) em=nbsd bfd_gas=yes
262 case ${cpu} in
263 x86_64) fmt=elf ;;
264 *) case ${os} in
265 *elf*) fmt=elf ;;
266 *) fmt=aout ;;
267 esac
268 ;;
269 esac
270 ;;
271 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
272 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
273 i386-*-linux*coff*) fmt=coff em=linux ;;
274 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
275 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
276 i386-*-lynxos*) fmt=coff em=lynx ;;
277 changequote(,)dnl
278 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
279 fmt=elf bfd_gas=yes ;;
280 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
281 fmt=aout em=386bsd ;;
282 changequote([,])dnl
283 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
284 fmt=coff ;;
285 i386-*-sco3.2v5*) fmt=elf
286 if test ${this_target} = $target; then
287 AC_DEFINE(SCO_ELF, 1,
288 [Define if defaulting to ELF on SCO 5.])
289 fi
290 ;;
291 i386-*-sco3.2*) fmt=coff ;;
292 i386-*-vsta) fmt=aout ;;
293 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
294 fmt=coff em=go32 bfd_gas=yes
295 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
296 ;;
297 i386-*-rtemself*) fmt=elf ;;
298 i386-*-rtemscoff*) fmt=coff ;;
299 i386-*-rtems*) fmt=elf ;;
300 i386-*-gnu*) fmt=elf ;;
301 i386-*-mach*)
302 fmt=aout em=mach bfd_gas=yes ;;
303 i386-*-msdos*) fmt=aout ;;
304 i386-*-moss*) fmt=elf ;;
305 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
306 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
307 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
308 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
309 i386-*-nto-qnx*) fmt=elf ;;
310 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
311 i386-*-vxworks*) fmt=aout ;;
312 i386-*-chaos) fmt=elf ;;
313 i860-stardent-sysv4* | i860-stardent-elf*)
314 fmt=elf bfd_gas=yes endian=little
315 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
316 i960-*-bout) fmt=bout ;;
317 i960-*-coff) fmt=coff em=ic960 ;;
318 i960-*-rtems*) fmt=coff em=ic960 ;;
319 i960-*-nindy*) fmt=bout ;;
320 i960-*-vxworks4*) fmt=bout ;;
321 i960-*-vxworks5.0) fmt=bout ;;
322 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
323 i960-*-vxworks*) fmt=bout ;;
324 i960-*-elf*) fmt=elf ;;
325
326 ia64-*-elf*) fmt=elf ;;
327 ia64-*-aix*) fmt=elf em=ia64aix ;;
328 ia64-*-linux-gnu*) fmt=elf em=linux ;;
329 ia64-*-hpux*) fmt=elf em=hpux ;;
330 ia64-*-netbsd*) fmt=elf em=nbsd ;;
331
332 ip2k-*-*) fmt=elf bfd_gas=yes ;;
333
334 m32r-*-*) fmt=elf bfd_gas=yes ;;
335
336 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
337
338 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
339 fmt=aout em=sun3 ;;
340 m68k-motorola-sysv*) fmt=coff em=delta ;;
341 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
342 m68k-apollo-*) fmt=coff em=apollo ;;
343 m68k-*-sysv4*) # must be before -sysv*
344 fmt=elf em=svr4 ;;
345 m68k-*-elf*) fmt=elf ;;
346 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
347 fmt=coff ;;
348 m68k-*-rtems*) fmt=elf ;;
349 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
350 m68k-*-linux*aout*) fmt=aout em=linux ;;
351 m68k-*-linux-gnu*) fmt=elf em=linux ;;
352 m68k-*-gnu*) fmt=elf ;;
353 m68k-*-lynxos*) fmt=coff em=lynx ;;
354 m68k-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
355 m68k-*-netbsdaout* | m68k-*-netbsd*)
356 fmt=aout em=nbsd bfd_gas=yes ;;
357 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
358 m68k-apple-aux*) fmt=coff em=aux ;;
359 m68k-*-psos*) fmt=elf em=psos;;
360
361 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
362 m88k-*-coff*) fmt=coff ;;
363
364 mcore-*-elf) fmt=elf bfd_gas=yes ;;
365 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
366
367 # don't change em like *-*-bsd does
368 mips-dec-openbsd*) fmt=elf endian=little ;;
369 mips-dec-bsd*) fmt=aout endian=little ;;
370 mips-sony-bsd*) fmt=ecoff ;;
371 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
372 mips-*-ultrix*) fmt=ecoff endian=little ;;
373 mips-*-osf*) fmt=ecoff endian=little ;;
374 mips-*-ecoff*) fmt=ecoff ;;
375 mips-*-pe*) fmt=coff endian=little em=pe ;;
376 mips-*-irix6*) fmt=elf ;;
377 mips-*-irix5*) fmt=elf ;;
378 mips-*-irix*) fmt=ecoff ;;
379 mips-*-lnews*) fmt=ecoff em=lnews ;;
380 mips-*-riscos*) fmt=ecoff ;;
381 mips*-*-linux*) fmt=elf em=tmips ;;
382 mips-*-sysv4*MP* | mips-*-gnu*)
383 fmt=elf em=tmips ;;
384 mips-*-sysv*) fmt=ecoff ;;
385 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
386 fmt=elf ;;
387 mips-*-vxworks*) fmt=elf ;;
388 mmix-*-*) fmt=elf bfd_gas=yes ;;
389 mn10200-*-*) fmt=elf bfd_gas=yes ;;
390 mn10300-*-*) fmt=elf bfd_gas=yes ;;
391 openrisc-*-*) fmt=elf bfd_gas=yes ;;
392 or32-*-rtems*) fmt=coff ;;
393 or32-*-coff) fmt=coff ;;
394 or32-*-elf) fmt=elf ;;
395 pj*) fmt=elf ;;
396 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
397 fmt=coff em=pe ;;
398 ppc-*-aix5*) fmt=coff em=aix5 ;;
399 ppc-*-aix*) fmt=coff ;;
400 ppc-*-beos*) fmt=coff ;;
401 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
402 fmt=elf ;;
403 ppc-*-linux-gnu*) fmt=elf
404 case "$endian" in
405 big) ;;
406 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
407 esac
408 ;;
409 ppc-*-solaris*) fmt=elf
410 if test ${this_target} = $target; then
411 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
412 [Define if default target is PowerPC Solaris.])
413 fi
414 if test x${endian} = xbig; then
415 AC_MSG_ERROR(Solaris must be configured little endian)
416 fi
417 ;;
418 ppc-*-rtems*) fmt=elf ;;
419 ppc-*-macos* | ppc-*-mpw*)
420 fmt=coff em=macos ;;
421 ppc-*-netware*) fmt=elf em=ppcnw ;;
422 ppc-*-vxworks*) fmt=elf ;;
423 ppc-*-windiss*) fmt=elf ;;
424
425 s390x-*-linux-gnu*) fmt=elf em=linux ;;
426 s390-*-linux-gnu*) fmt=elf em=linux ;;
427
428 sh*-*-linux*) fmt=elf em=linux
429 case ${cpu} in
430 sh*eb)
431 endian=big ;;
432 sh*)
433 endian=little ;;
434 esac ;;
435 sh5*-*-netbsd*) fmt=elf em=nbsd ;;
436 sh64*-*-netbsd*) fmt=elf em=nbsd ;;
437 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
438 sh-*-elf*) fmt=elf ;;
439 sh-*-coff*) fmt=coff ;;
440 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
441 sh-*-rtemself*) fmt=elf ;;
442 sh-*-rtems*) fmt=coff ;;
443
444 sh64-*-elf*) fmt=elf ;;
445 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
446 ns32k-*-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
447 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
448
449 sparc-*-rtemsaout*) fmt=aout ;;
450 sparc-*-rtemself*) fmt=elf ;;
451 sparc-*-rtems*) fmt=elf ;;
452 sparc-*-sunos4*) fmt=aout em=sun3 ;;
453 sparc-*-aout | sparc*-*-vxworks*)
454 fmt=aout em=sparcaout ;;
455 sparc-*-coff) fmt=coff ;;
456 sparc-*-linux*aout*) fmt=aout em=linux ;;
457 sparc-*-linux-gnu*) fmt=elf em=linux ;;
458 sparc-*-lynxos*) fmt=coff em=lynx ;;
459 sparc-fujitsu-none) fmt=aout ;;
460 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
461 fmt=elf ;;
462 sparc-*-netbsd*) em=nbsd bfd_gas=yes
463 case ${cpu} in
464 sparc) case ${os} in
465 *elf*) fmt=elf ;;
466 *) fmt=aout ;;
467 esac ;;
468 sparc64) fmt=elf ;;
469 esac
470 ;;
471 sparc-*-openbsd*) em=nbsd
472 case ${cpu} in
473 sparc) fmt=aout ;;
474 sparc64) fmt=elf ;;
475 esac
476 ;;
477
478 strongarm-*-coff) fmt=coff ;;
479 strongarm-*-elf) fmt=elf ;;
480 xscale-*-coff) fmt=coff ;;
481 xscale-*-elf) fmt=elf ;;
482
483 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
484 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
485 tic54x-*-* | c54x*-*-*)
486 fmt=coff bfd_gas=yes need_libm=yes;;
487 tic80-*-*) fmt=coff ;;
488
489 v850-*-*) fmt=elf bfd_gas=yes ;;
490 v850e-*-*) fmt=elf bfd_gas=yes ;;
491 v850ea-*-*) fmt=elf bfd_gas=yes ;;
492
493 vax-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
494 vax-*-netbsdaout* | vax-*-netbsd*)
495 fmt=aout em=nbsd ;;
496 vax-*-bsd* | vax-*-ultrix*)
497 fmt=aout ;;
498 vax-*-vms) fmt=vms ;;
499
500 w65-*-*) fmt=coff ;;
501
502 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
503
504 z8k-*-coff | z8k-*-sim)
505 fmt=coff ;;
506
507 *-*-aout | *-*-scout)
508 fmt=aout ;;
509 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
510 *-*-nindy*)
511 fmt=bout ;;
512 *-*-bsd*)
513 fmt=aout em=sun3 ;;
514 *-*-generic) fmt=generic ;;
515 *-*-xray | *-*-hms) fmt=coff ;;
516 *-*-sim) fmt=coff ;;
517 *-*-elf | *-*-sysv4* | *-*-solaris*)
518 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
519 fmt=elf dev=yes ;;
520 *-*-vxworks) fmt=aout ;;
521 *-*-netware) fmt=elf ;;
522 esac
523
524 if test ${this_target} = $target ; then
525 endian_def=
526 if test x${endian} = xbig; then
527 endian_def=1
528 elif test x${endian} = xlittle; then
529 endian_def=0
530 fi
531 if test x${endian_def} != x; then
532 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
533 [Define as 1 if big endian.])
534 fi
535 fi
536
537 case ${cpu_type}-${fmt} in
538 alpha*-*) bfd_gas=yes ;;
539 arm-*) bfd_gas=yes ;;
540 # not yet
541 # i386-aout) bfd_gas=preferred ;;
542 ia64*-*) bfd_gas=yes ;;
543 mips-*) bfd_gas=yes ;;
544 ns32k-*) bfd_gas=yes ;;
545 pdp11-*) bfd_gas=yes ;;
546 ppc-*) bfd_gas=yes ;;
547 sparc-*) bfd_gas=yes ;;
548 strongarm-*) bfd_gas=yes ;;
549 xscale-*) bfd_gas=yes ;;
550 *-elf) bfd_gas=yes ;;
551 *-ecoff) bfd_gas=yes ;;
552 *-som) bfd_gas=yes ;;
553 #enable bfd for coff and aout to allow testing if a bfd target is
554 #the primary target, but not for coff or aout as the primary target
555 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
556 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
557 *) ;;
558 esac
559
560 # Other random stuff.
561
562 case ${cpu_type} in
563 mips)
564 # Set mips_cpu to the name of the default CPU.
565 case ${target_cpu} in
566 mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
567 mips_cpu=from-abi
568 ;;
569 mipsisa32 | mipsisa32el)
570 mips_cpu=mips32
571 ;;
572 mipsisa64 | mipsisa64el)
573 mips_cpu=mips64
574 ;;
575 mipstx39 | mipstx39el)
576 mips_cpu=r3900
577 ;;
578 mips64* | mipsisa64* | mipsisa32*)
579 changequote(,)dnl
580 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
581 changequote([,])dnl
582 ;;
583 *)
584 AC_ERROR($target_cpu isn't a supported MIPS CPU name)
585 ;;
586 esac
587 # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
588 # binaries. It's a GNU extension that some OSes don't understand.
589 # The value only matters on ELF targets.
590 case ${target} in
591 *-*-irix*)
592 use_e_mips_abi_o32=0
593 ;;
594 *)
595 use_e_mips_abi_o32=1
596 ;;
597 esac
598 # Decide whether to generate 32-bit or 64-bit code by default.
599 # Used to resolve -march=from-abi when an embedded ABI is selected.
600 case ${target} in
601 mips64*-*-* | mipsisa64*-*-*)
602 mips_default_64bit=1
603 ;;
604 *)
605 mips_default_64bit=0
606 ;;
607 esac
608 AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
609 [Default CPU for MIPS targets. ])
610 AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
611 [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
612 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
613 [Generate 64-bit code by default on MIPS targets. ])
614 ;;
615 esac
616
617 # Do we need the opcodes library?
618 case ${cpu_type} in
619 vax | i386 | tic30)
620 ;;
621
622 *)
623 need_opcodes=yes
624
625 case "${enable_shared}" in
626 yes) shared_opcodes=true ;;
627 *opcodes*) shared_opcodes=true ;;
628 *) shared_opcodes=false ;;
629 esac
630 if test "${shared_opcodes}" = "true"; then
631 # A shared libopcodes must be linked against libbfd.
632 need_bfd=yes
633 fi
634 ;;
635 esac
636
637 # Any other special object files needed ?
638 case ${cpu_type} in
639 fr30 | ip2k | m32r | openrisc)
640 using_cgen=yes
641 ;;
642
643 frv)
644 using_cgen=yes
645 ;;
646 m68k)
647 case ${extra_objects} in
648 *m68k-parse.o*) ;;
649 *) extra_objects="$extra_objects m68k-parse.o" ;;
650 esac
651 ;;
652
653 mips)
654 echo ${extra_objects} | grep -s "itbl-parse.o"
655 if test $? -ne 0 ; then
656 extra_objects="$extra_objects itbl-parse.o"
657 fi
658
659 echo ${extra_objects} | grep -s "itbl-lex.o"
660 if test $? -ne 0 ; then
661 extra_objects="$extra_objects itbl-lex.o"
662 fi
663
664 echo ${extra_objects} | grep -s "itbl-ops.o"
665 if test $? -ne 0 ; then
666 extra_objects="$extra_objects itbl-ops.o"
667 fi
668 ;;
669
670 i386 | s390 | sparc)
671 if test $this_target = $target ; then
672 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
673 fi
674 ;;
675
676 xstormy16)
677 using_cgen=yes
678 ;;
679
680 *)
681 ;;
682 esac
683
684 if test $using_cgen = yes ; then
685 case "x${extra_objects}" in
686 *cgen.o*) ;;
687 *) extra_objects="$extra_objects cgen.o" ;;
688 esac
689 fi
690
691 # See if we really can support this configuration with the emulation code.
692
693 if test $this_target = $target ; then
694 primary_bfd_gas=$bfd_gas
695 obj_format=$fmt
696 te_file=$em
697
698 if test $bfd_gas = no ; then
699 # Can't support other configurations this way.
700 break
701 fi
702 elif test $bfd_gas = no ; then
703 # Can't support this configuration.
704 break
705 fi
706
707 # From target name and format, produce a list of supported emulations.
708
709 case ${generic_target}-${fmt} in
710 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
711 mips*-*-linux*-*) case "$endian" in
712 big) emulation="mipsbelf mipslelf mipself" ;;
713 *) emulation="mipslelf mipsbelf mipself" ;;
714 esac ;;
715 mips-*-lnews*-ecoff) ;;
716 mips-*-*-ecoff) case "$endian" in
717 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
718 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
719 esac ;;
720 mips-*-*-elf) case "$endian" in
721 big) emulation="mipsbelf mipslelf mipself" ;;
722 *) emulation="mipslelf mipsbelf mipself" ;;
723 esac ;;
724 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
725 # i386-pc-pe-coff != i386-pc-coff.
726 i386-*-pe-coff) ;;
727 # Uncommenting the next line will turn on support for i386 AOUT
728 # for the default linux configuration
729 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
730 #
731 i386-*-aout) emulation="i386aout" ;;
732 i386-*-coff) emulation="i386coff" ;;
733 i386-*-elf) emulation="i386elf" ;;
734
735 # Always all formats. The first stated emulation becomes the default.
736 cris-*-*aout*) emulation="crisaout criself" ;;
737 cris-*-*) emulation="criself crisaout" ;;
738 esac
739
740 emulations="$emulations $emulation"
741
742 done
743
744 # Turn on all targets if possible
745 if test ${all_targets} = "yes"; then
746 case ${target_cpu_type} in
747 i386)
748 case ${obj_format} in
749 aout)
750 emulations="$emulations i386coff i386elf"
751 ;;
752 coff)
753 emulations="$emulations i386aout i386elf"
754 ;;
755 elf)
756 emulations="$emulations i386aout i386coff"
757 ;;
758 esac
759 ;;
760 esac
761 fi
762
763 # Assign floating point type. Most processors with FP support
764 # IEEE FP. On those that don't support FP at all, usually IEEE
765 # is emulated.
766 case ${target_cpu} in
767 vax | tahoe ) atof=${target_cpu} ;;
768 pdp11) atof=vax ;;
769 *) atof=ieee ;;
770 esac
771
772 case "${obj_format}" in
773 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
774 esac
775
776 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
777 cgen_cpu_prefix=""
778 if test $using_cgen = yes ; then
779 case ${target_cpu} in
780 *) cgen_cpu_prefix=${target_cpu} ;;
781 esac
782 AC_SUBST(cgen_cpu_prefix)
783 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
784 fi
785
786 dnl
787 dnl Make sure the desired support files exist.
788 dnl
789
790 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
791 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
792 fi
793
794 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
795 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
796 fi
797
798 case ${user_bfd_gas}-${primary_bfd_gas} in
799 yes-yes | no-no)
800 # We didn't override user's choice.
801 ;;
802 no-yes)
803 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
804 ;;
805 no-preferred)
806 primary_bfd_gas=no
807 ;;
808 *-preferred)
809 primary_bfd_gas=yes
810 ;;
811 yes-*)
812 primary_bfd_gas=yes
813 ;;
814 -*)
815 # User specified nothing.
816 ;;
817 esac
818
819 # Some COFF configurations want these random other flags set.
820 case ${obj_format} in
821 coff)
822 case ${target_cpu_type} in
823 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
824 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
825 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
826 esac
827 ;;
828 esac
829
830 # Getting this done right is going to be a bitch. Each configuration specified
831 # with --enable-targets=... should be checked for environment, format, cpu, and
832 # bfd_gas setting.
833 #
834 # For each configuration, the necessary object file support code must be linked
835 # in. This might be only one, it might be up to four. The necessary emulation
836 # code needs to be provided, too.
837 #
838 # And then there's "--enable-targets=all"....
839 #
840 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
841
842 formats="${obj_format}"
843 emfiles=""
844 EMULATIONS=""
845 GAS_UNIQ(emulations)
846 for em in . $emulations ; do
847 case $em in
848 .) continue ;;
849 mipsbelf | mipslelf | mipself)
850 fmt=elf file=mipself ;;
851 mipsbecoff | mipslecoff | mipsecoff)
852 fmt=ecoff file=mipsecoff ;;
853 *coff)
854 fmt=coff file=$em ;;
855 *aout)
856 fmt=aout file=$em ;;
857 *elf)
858 fmt=elf file=$em ;;
859 esac
860 formats="$formats $fmt"
861 emfiles="$emfiles e-$file.o"
862 EMULATIONS="$EMULATIONS &$em,"
863 done
864 GAS_UNIQ(formats)
865 GAS_UNIQ(emfiles)
866 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
867 for fmt in $formats ; do
868 case $fmt in
869 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
870 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
871 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
872 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
873 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
874 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
875 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
876 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
877 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
878 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
879 esac
880 extra_objects="$extra_objects obj-$fmt.o"
881 done
882 obj_format=multi
883 fi
884 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
885 DEFAULT_EMULATION=`set . $emulations ; echo $2`
886 # e-mips* has more than one emulation per file, e-i386* has just one at the
887 # moment. If only one emulation is specified, then don't define
888 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
889 case "${obj_format}${emfiles}" in
890 multi* | *mips*)
891 extra_objects="$extra_objects $emfiles"
892 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
893 esac
894 fi
895 AC_SUBST(extra_objects)
896 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
897 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
898 [Default emulation.])
899
900 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
901 yes-*-coff) need_bfd=yes ;;
902 no-*-coff) need_bfd=yes
903 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
904 esac
905
906 reject_dev_configs=yes
907
908 case ${reject_dev_configs}-${dev} in
909 yes-yes) # Oops.
910 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
911 ;;
912 esac
913
914 AC_SUBST(target_cpu_type)
915 AC_SUBST(obj_format)
916 AC_SUBST(te_file)
917 AC_SUBST(install_tooldir)
918 AC_SUBST(atof)
919 dnl AC_SUBST(emulation)
920
921 case "${primary_bfd_gas}" in
922 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
923 need_bfd=yes ;;
924 esac
925
926 # do we need the opcodes library?
927 case "${need_opcodes}" in
928 yes)
929 OPCODES_LIB=../opcodes/libopcodes.la
930 ;;
931 esac
932
933 case "${need_bfd}" in
934 yes)
935 BFDLIB=../bfd/libbfd.la
936 ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
937 ;;
938 esac
939
940 AC_SUBST(BFDLIB)
941 AC_SUBST(OPCODES_LIB)
942
943 AC_SUBST(ALL_OBJ_DEPS)
944
945 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
946 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
947 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
948 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
949 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
950
951 AC_PROG_CC
952
953 AC_PROG_YACC
954 AM_PROG_LEX
955
956 ALL_LINGUAS="fr tr es"
957 CY_GNU_GETTEXT
958
959 AM_MAINTAINER_MODE
960 AC_EXEEXT
961
962 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
963
964 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
965 # people who are not cross-compiling but are compiling cross-assemblers.
966 AC_MSG_CHECKING(whether compiling a cross-assembler)
967 if test "${host}" = "${target}"; then
968 cross_gas=no
969 else
970 cross_gas=yes
971 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
972 fi
973 AC_MSG_RESULT($cross_gas)
974
975 dnl ansidecl.h will deal with const
976 dnl AC_CONST
977 AC_FUNC_ALLOCA
978 AC_C_INLINE
979
980 # VMS doesn't have unlink.
981 AC_CHECK_FUNCS(unlink remove, break)
982
983 # Some systems don't have sbrk().
984 AC_CHECK_FUNCS(sbrk)
985
986 # do we need the math library?
987 case "${need_libm}" in
988 yes)
989 AC_CHECK_LIBM
990 AC_SUBST(LIBM)
991 ;;
992 esac
993
994 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
995 # enough, but on some of those systems, the assert macro relies on requoting
996 # working properly!
997 GAS_WORKING_ASSERT
998
999 # On some systems, the system header files may not declare malloc, realloc,
1000 # and free. There are places where gas needs these functions to have been
1001 # declared -- such as when taking their addresses.
1002 gas_test_headers="
1003 #ifdef HAVE_MEMORY_H
1004 #include <memory.h>
1005 #endif
1006 #ifdef HAVE_STRING_H
1007 #include <string.h>
1008 #else
1009 #ifdef HAVE_STRINGS_H
1010 #include <strings.h>
1011 #endif
1012 #endif
1013 #ifdef HAVE_STDLIB_H
1014 #include <stdlib.h>
1015 #endif
1016 #ifdef HAVE_UNISTD_H
1017 #include <unistd.h>
1018 #endif
1019 "
1020 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
1021 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
1022 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
1023 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
1024 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
1025
1026 # Does errno.h declare errno, or do we have to add a separate declaration
1027 # for it?
1028 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
1029 #ifdef HAVE_ERRNO_H
1030 #include <errno.h>
1031 #endif
1032 ])
1033
1034 dnl This must come last.
1035
1036 dnl We used to make symlinks to files in the source directory, but now
1037 dnl we just use the right name for .c files, and create .h files in
1038 dnl the build directory which include the right .h file. Make sure
1039 dnl the old symlinks don't exist, so that a reconfigure in an existing
1040 dnl directory behaves reasonably.
1041
1042 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
1043 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
1044 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
1045 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
1046 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
1047 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
1048 if test "x$cgen_cpu_prefix" != x ; then
1049 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
1050 fi
1051
1052 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
1053 [target_cpu_type=${target_cpu_type}
1054 cgen_cpu_prefix=${cgen_cpu_prefix}
1055 obj_format=${obj_format}
1056 te_file=${te_file}])
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