1 dnl Process this file with autoconf to produce a configure script.
3 dnl And be careful when changing it! If you must add tests with square
4 dnl brackets, be sure changequote invocations surround it.
7 dnl v2.5 needed for --bindir et al
11 dnl Autoconf 2.57 will find the aux dir without this. However, unless
12 dnl we specify this explicitly, automake-1.7 will assume that ylwrap is in
13 dnl gas/ instead of gas/../.
19 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
21 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
26 AC_ARG_ENABLE(bfd-assembler,
27 [ --enable-bfd-assembler use BFD back end for writing object files],
28 [case "${enableval}" in
29 yes) need_bfd=yes user_bfd_gas=yes ;;
30 no) user_bfd_gas=no ;;
31 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
33 AC_ARG_ENABLE(targets,
34 [ targets alternative target configurations besides the primary],
35 [case "${enableval}" in
36 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
38 no) enable_targets= ;;
39 *) enable_targets=$enableval ;;
41 AC_ARG_ENABLE(commonbfdlib,
42 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
43 [case "${enableval}" in
44 yes) commonbfdlib=true ;;
45 no) commonbfdlib=false ;;
46 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
51 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
52 AC_ARG_ENABLE(build-warnings,
53 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
54 [case "${enableval}" in
56 no) build_warnings="-w";;
57 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
58 build_warnings="${build_warnings} ${t}";;
59 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
60 build_warnings="${t} ${build_warnings}";;
61 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
63 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
64 echo "Setting warning flags = $build_warnings" 6>&1
67 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
68 WARN_CFLAGS="${build_warnings}"
72 # Generate a header file
73 AM_CONFIG_HEADER(config.h:config.in)
75 # If we are on a DOS filesystem, we must use gdb.ini rather than
78 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
80 AC_CONFIG_FILES(gdb.ini:gdbinit.in)
84 AC_CONFIG_FILES(.gdbinit:gdbinit.in)
91 # Makefile target for installing gas in $(tooldir)/bin.
92 install_tooldir=install-exec-tooldir
96 if test -n "$enable_targets" ; then
97 for t in `echo $enable_targets | sed 's/,/ /g'`; do
98 if test $t = "all"; then
102 result=`$ac_config_sub $t 2>/dev/null`
103 if test -n "$result" ; then
104 canon_targets="$canon_targets $result"
106 # # Permit "all", etc. We don't support it yet though.
107 # canon_targets="$canon_targets $t"
110 GAS_UNIQ(canon_targets)
115 for this_target in $target $canon_targets ; do
118 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
121 # check for architecture variants
125 am33_2.0) cpu_type=mn10300 endian=little ;;
126 alpha*) cpu_type=alpha ;;
127 arm*b|xscale*b|strongarm*b) cpu_type=arm endian=big ;;
128 arm*|xscale*|strongarm*) cpu_type=arm endian=little ;;
129 c4x*) cpu_type=tic4x ;;
130 hppa*) cpu_type=hppa ;;
132 i[3-7]86) cpu_type=i386 arch=i386;;
133 x86_64) cpu_type=i386 arch=x86_64;;
134 ia64) cpu_type=ia64 ;;
135 ip2k) cpu_type=ip2k endian=big ;;
136 iq2000) cpu_type=iq2000 endian=big ;;
137 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
138 m680[012346]0) cpu_type=m68k ;;
140 m68008) cpu_type=m68k ;;
141 m683??) cpu_type=m68k ;;
142 m5200) cpu_type=m68k ;;
143 m8*) cpu_type=m88k ;;
144 mips*el) cpu_type=mips endian=little ;;
145 mips*) cpu_type=mips endian=big ;;
146 or32*) cpu_type=or32 endian=big ;;
147 pjl*) cpu_type=pj endian=little ;;
148 pj*) cpu_type=pj endian=big ;;
149 powerpc*le*) cpu_type=ppc endian=little ;;
150 powerpc*) cpu_type=ppc endian=big ;;
151 rs6000*) cpu_type=ppc ;;
152 s390x*) cpu_type=s390 arch=s390x ;;
153 s390*) cpu_type=s390 arch=s390 ;;
154 sh5*) cpu_type=sh64 endian=big ;;
155 sh5le*) cpu_type=sh64 endian=little ;;
156 sh64*) cpu_type=sh64 endian=big ;;
157 sh64le*) cpu_type=sh64 endian=little ;;
158 sh*le) cpu_type=sh endian=little ;;
159 sh*) cpu_type=sh endian=big ;;
160 sparclite*) cpu_type=sparc arch=sparclite ;;
161 sparclet*) cpu_type=sparc arch=sparclet ;;
162 sparc64*) cpu_type=sparc arch=v9-64 ;;
163 sparc86x*) cpu_type=sparc arch=sparc86x ;;
164 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
165 v850*) cpu_type=v850 ;;
166 crx*) cpu_type=crx endian=little ;;
167 xtensa*) cpu_type=xtensa arch=xtensa ;;
168 m32r) cpu_type=m32r target_cpu=m32r endian=big ;;
169 m32rle) cpu_type=m32r target_cpu=m32r endian=little ;;
170 *) cpu_type=${cpu} ;;
173 if test ${this_target} = $target ; then
174 target_cpu_type=${cpu_type}
175 elif test ${target_cpu_type} != ${cpu_type} ; then
179 generic_target=${cpu_type}-$vendor-$os
184 # assign object format
185 case ${generic_target} in
186 a29k-*-coff) fmt=coff ;;
187 a29k-amd-udi) fmt=coff ;;
188 a29k-amd-ebmon) fmt=coff ;;
189 a29k-nyu-sym1) fmt=coff ;;
190 a29k-*-rtems*) fmt=coff ;;
191 a29k-*-vxworks*) fmt=coff ;;
193 alpha*-*-*vms*) fmt=evax ;;
194 alpha*-*-osf*) fmt=ecoff ;;
195 alpha*-*-linuxecoff*) fmt=ecoff ;;
196 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
197 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
198 alpha*-*-openbsd*) fmt=elf em=obsd ;;
200 # cpu_type for am33_2.0 is set to mn10300
201 mn10300-*-linux*) fmt=elf bfd_gas=yes em=linux ;;
203 arc-*-elf*) fmt=elf ;;
205 arm-*-aout) fmt=aout ;;
206 arm-*-coff | thumb-*-coff) fmt=coff ;;
207 arm-*-rtems* | thumb-*-rtems*) fmt=elf ;;
208 arm-*-elf | thumb-*-elf) fmt=elf ;;
209 arm-*-kaos*) fmt=elf ;;
210 arm*-*-conix*) fmt=elf ;;
211 arm-*-linux*aout*) fmt=aout em=linux ;;
212 arm*-*-linux-gnu*) fmt=elf em=linux ;;
213 arm*-*-uclinux*) fmt=elf em=linux ;;
214 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
215 arm-*-*n*bsd*) fmt=aout em=nbsd ;;
216 arm-**-nto*) fmt=elf ;;
217 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
218 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
219 arm-wince-pe | arm-*-wince) fmt=coff em=wince-pe ;;
220 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
221 arm-*-riscix*) fmt=aout em=riscix ;;
225 cris-*-linux-gnu*) fmt=multi bfd_gas=yes em=linux ;;
226 cris-*-*) fmt=multi bfd_gas=yes ;;
228 crx-*-elf*) fmt=elf ;;
235 frv-*-*linux*) fmt=elf em=linux;;
238 hppa-*-linux*) case ${cpu} in
239 hppa*64*) fmt=elf em=hppalinux64;;
240 hppa*) fmt=elf em=linux;;
242 hppa-*-*elf*) fmt=elf em=hppa ;;
243 hppa-*-lites*) fmt=elf em=hppa ;;
244 hppa-*-netbsd*) fmt=elf em=nbsd ;;
245 hppa-*-openbsd*) fmt=elf em=hppa ;;
246 hppa-*-osf*) fmt=som em=hppa ;;
247 hppa-*-rtems*) fmt=elf em=hppa ;;
248 hppa-*-hpux11*) case ${cpu} in
249 hppa*64*) fmt=elf em=hppa64 ;;
250 hppa*) fmt=som em=hppa ;;
252 hppa-*-hpux*) fmt=som em=hppa ;;
253 hppa-*-mpeix*) fmt=som em=hppa ;;
254 hppa-*-bsd*) fmt=som em=hppa ;;
255 hppa-*-hiux*) fmt=som em=hppa ;;
257 h8300-*-rtems*) fmt=coff ;;
258 h8300-*-coff) fmt=coff ;;
259 h8300-*-elf) fmt=elf ;;
260 h8500-*-rtems*) fmt=coff ;;
261 h8500-*-coff) fmt=coff ;;
263 i370-*-elf* | i370-*-linux*) fmt=elf ;;
264 i386-ibm-aix*) fmt=coff em=i386aix ;;
265 i386-sequent-bsd*) fmt=aout em=dynix ;;
266 i386-*-beospe*) fmt=coff em=pe ;;
267 i386-*-beos*) fmt=elf ;;
268 i386-*-coff) fmt=coff ;;
269 i386-*-elf) fmt=elf ;;
270 i386-*-kaos*) fmt=elf ;;
271 i386-*-bsd*) fmt=aout em=386bsd ;;
272 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
273 i386-*-netbsdpe*) fmt=coff em=pe ;;
274 i386-*-netbsd*-gnu* | \
275 i386-*-knetbsd*-gnu | \
276 i386-*-netbsdelf*) fmt=elf em=nbsd ;;
277 i386-*-*n*bsd*) case ${cpu} in
278 x86_64) fmt=elf em=nbsd ;;
279 *) fmt=aout em=nbsd ;;
281 i386-*-linux*aout*) fmt=aout em=linux ;;
282 i386-*-linux*oldld) fmt=aout em=linux ;;
283 i386-*-linux*coff*) fmt=coff em=linux ;;
284 i386-*-linux-gnu*) fmt=elf em=linux ;;
285 x86_64-*-linux-gnu*) fmt=elf em=linux ;;
286 i386-*-lynxos*) fmt=elf em=lynx bfd_gas=yes ;;
288 i386-*-sysv[45]*) fmt=elf ;;
289 i386-*-solaris*) fmt=elf ;;
290 i386-*-freebsdaout*) fmt=aout em=386bsd ;;
291 i386-*-freebsd[12].*) fmt=aout em=386bsd ;;
292 i386-*-freebsd[12]) fmt=aout em=386bsd ;;
294 i386-*-freebsd* | i386-*-kfreebsd*-gnu)
295 fmt=elf em=freebsd ;;
296 i386-*-sysv*) fmt=coff ;;
297 i386-*-sco3.2v5*coff) fmt=coff ;;
298 i386-*-isc*) fmt=coff ;;
299 i386-*-sco3.2v5*) fmt=elf
300 if test ${this_target} = $target; then
301 AC_DEFINE(SCO_ELF, 1, [Define if defaulting to ELF on SCO 5.])
303 i386-*-sco3.2*) fmt=coff ;;
304 i386-*-vsta) fmt=aout ;;
307 | i386-go32-rtems*) fmt=coff em=go32
308 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?]) ;;
309 i386-*-rtemself*) fmt=elf ;;
310 i386-*-rtemscoff*) fmt=coff ;;
311 i386-*-rtems*) fmt=elf ;;
312 i386-*-gnu*) fmt=elf ;;
313 i386-*-mach*) fmt=aout em=mach ;;
314 i386-*-msdos*) fmt=aout ;;
315 i386-*-moss*) fmt=elf ;;
316 i386-*-pe) fmt=coff em=pe ;;
317 i386-*-cygwin*) fmt=coff em=pe ;;
318 i386-*-interix*) fmt=coff em=interix ;;
319 i386-*-mingw32*) fmt=coff em=pe ;;
320 i386-*-nto-qnx*) fmt=elf ;;
321 i386-*-*nt*) fmt=coff em=pe ;;
322 i386-*-chaos) fmt=elf ;;
324 i860-*-*) fmt=elf endian=little
325 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
326 i960-*-bout) fmt=bout ;;
327 i960-*-coff) fmt=coff em=ic960 ;;
328 i960-*-rtems*) fmt=coff em=ic960 ;;
329 i960-*-nindy*) fmt=bout ;;
330 i960-*-vxworks5.0) fmt=bout ;;
331 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
332 i960-*-vxworks*) fmt=bout ;;
333 i960-*-elf*) fmt=elf ;;
335 ia64-*-elf*) fmt=elf ;;
336 ia64-*-aix*) fmt=elf em=ia64aix ;;
337 ia64-*-linux-gnu*) fmt=elf em=linux ;;
338 ia64-*-hpux*) fmt=elf em=hpux ;;
339 ia64-*-netbsd*) fmt=elf em=nbsd ;;
343 iq2000-*-elf) fmt=elf bfd_gas=yes ;;
345 m32r-*-elf*) fmt=elf ;;
346 m32r-*-linux*) fmt=elf em=linux;;
348 m68hc11-*-* | m6811-*-*) fmt=elf ;;
349 m68hc12-*-* | m6812-*-*) fmt=elf ;;
351 m68k-*-vxworks*) fmt=aout em=sun3 ;;
352 m68k-ericsson-ose) fmt=aout em=sun3 ;;
353 m68k-*-sunos*) fmt=aout em=sun3 ;;
354 m68k-motorola-sysv*) fmt=coff em=delta ;;
355 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
356 m68k-apollo-*) fmt=coff em=apollo ;;
357 m68k-*-elf*) fmt=elf ;;
358 m68k-*-sysv4*) fmt=elf em=svr4 ;;
359 m68k-*-sysv*) fmt=coff ;;
360 m68k-*-coff | m68k-*-rtemscoff*) fmt=coff ;;
361 m68k-*-rtems*) fmt=elf ;;
362 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
363 m68k-*-linux*aout*) fmt=aout em=linux ;;
364 m68k-*-linux-gnu*) fmt=elf em=linux ;;
365 m68k-*-uclinux*) fmt=elf ;;
366 m68k-*-gnu*) fmt=elf ;;
367 m68k-*-lynxos*) fmt=coff em=lynx ;;
368 m68k-*-netbsdelf*) fmt=elf em=nbsd ;;
369 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
370 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
371 m68k-apple-aux*) fmt=coff em=aux ;;
372 m68k-*-psos*) fmt=elf em=psos;;
374 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
375 m88k-*-coff*) fmt=coff ;;
377 mcore-*-elf) fmt=elf ;;
378 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
380 # don't change em like *-*-bsd does
381 mips-dec-openbsd*) fmt=elf endian=little ;;
382 mips-sony-bsd*) fmt=ecoff ;;
384 AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
385 mips-*-ultrix*) fmt=ecoff endian=little ;;
386 mips-*-osf*) fmt=ecoff endian=little ;;
387 mips-*-ecoff*) fmt=ecoff ;;
388 mips-*-pe*) fmt=coff endian=little em=pe ;;
389 mips-*-irix6*) fmt=elf em=irix ;;
390 mips-*-irix5*) fmt=elf em=irix ;;
391 mips-*-irix*) fmt=ecoff em=irix ;;
392 mips-*-lnews*) fmt=ecoff em=lnews ;;
393 mips-*-riscos*) fmt=ecoff ;;
394 mips*-*-linux*) fmt=elf em=tmips ;;
395 mips-*-sysv4*MP* | mips-*-gnu*) fmt=elf em=tmips ;;
396 mips-*-sysv*) fmt=ecoff ;;
397 mips-*-elf* | mips-*-rtems*) fmt=elf ;;
398 mips-*-netbsd*) fmt=elf ;;
399 mips-*-openbsd*) fmt=elf ;;
402 mn10200-*-*) fmt=elf ;;
403 mn10300-*-*) fmt=elf ;;
404 msp430-*-*) fmt=elf ;;
405 openrisc-*-*) fmt=elf ;;
406 or32-*-rtems*) fmt=elf ;;
407 or32-*-coff) fmt=coff ;;
408 or32-*-elf) fmt=elf ;;
411 ppc-*-pe | ppc-*-cygwin*) fmt=coff em=pe ;;
412 ppc-*-winnt*) fmt=coff em=pe ;;
414 ppc-*-aix5.[01]) fmt=coff em=aix5 ;;
416 ppc-*-aix5.*) fmt=coff em=aix5
417 AC_DEFINE(AIX_WEAK_SUPPORT, 1,
418 [Define if using AIX 5.2 value for C_WEAKEXT.])
420 ppc-*-aix*) fmt=coff ;;
421 ppc-*-beos*) fmt=coff ;;
422 ppc-*-*n*bsd* | ppc-*-elf*) fmt=elf ;;
423 ppc-*-eabi* | ppc-*-sysv4*) fmt=elf ;;
424 ppc-*-linux-gnu*) fmt=elf em=linux
427 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
429 ppc-*-solaris*) fmt=elf
430 if test ${this_target} = $target; then
431 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
432 [Define if default target is PowerPC Solaris.])
434 if test x${endian} = xbig; then
435 AC_MSG_ERROR(Solaris must be configured little endian)
437 ppc-*-rtems*) fmt=elf ;;
438 ppc-*-macos*) fmt=coff em=macos ;;
439 ppc-*-nto*) fmt=elf ;;
440 ppc-*-kaos*) fmt=elf ;;
441 ppc-*-lynxos*) fmt=elf em=lynx bfd_gas=yes ;;
443 s390x-*-linux-gnu*) fmt=elf em=linux ;;
444 s390-*-linux-gnu*) fmt=elf em=linux ;;
446 sh*-*-linux*) fmt=elf em=linux
451 sh5*-*-netbsd*) fmt=elf em=nbsd ;;
452 sh64*-*-netbsd*) fmt=elf em=nbsd ;;
453 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
454 sh*-*-symbianelf*) fmt=elf endian=little
455 AC_DEFINE(TARGET_SYMBIAN, 1, [Define if target is Symbian OS.])
457 sh-*-elf*) fmt=elf ;;
458 sh-*-coff*) fmt=coff ;;
459 sh-*-nto*) fmt=elf ;;
460 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
461 sh-*-rtemscoff*) fmt=coff ;;
462 sh-*-rtems*) fmt=elf ;;
463 sh-*-kaos*) fmt=elf ;;
464 shle*-*-kaos*) fmt=elf ;;
465 sh64-*-elf*) fmt=elf ;;
467 ns32k-pc532-mach*) fmt=aout em=pc532mach ;;
468 ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
469 ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
470 ns32k-*-*n*bsd*) fmt=aout em=nbsd532 ;;
472 sparc-*-rtemsaout*) fmt=aout ;;
473 sparc-*-rtemself*) fmt=elf ;;
474 sparc-*-rtems*) fmt=elf ;;
475 sparc-*-sunos4*) fmt=aout em=sun3 ;;
476 sparc-*-aout | sparc*-*-vxworks*) fmt=aout em=sparcaout ;;
477 sparc-*-coff) fmt=coff ;;
478 sparc-*-linux*aout*) fmt=aout em=linux ;;
479 sparc-*-linux-gnu*) fmt=elf em=linux ;;
480 sparc-*-lynxos*) fmt=coff em=lynx ;;
481 sparc-fujitsu-none) fmt=aout ;;
482 sparc-*-elf) fmt=elf ;;
483 sparc-*-sysv4*) fmt=elf ;;
484 sparc-*-solaris*) fmt=elf ;;
485 sparc-*-netbsdelf*) fmt=elf em=nbsd ;;
486 sparc-*-*n*bsd*) case ${cpu} in
487 sparc64) fmt=elf em=nbsd ;;
488 *) fmt=aout em=nbsd ;;
490 strongarm-*-coff) fmt=coff ;;
491 strongarm-*-elf) fmt=elf ;;
492 strongarm-*-kaos*) fmt=elf ;;
493 xscale-*-coff) fmt=coff ;;
494 xscale-*-elf) fmt=elf ;;
496 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
497 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
498 tic4x-*-* | c4x-*-*) fmt=coff bfd_gas=yes ;;
499 tic54x-*-* | c54x*-*-*) fmt=coff bfd_gas=yes need_libm=yes;;
500 tic80-*-*) fmt=coff ;;
503 v850e-*-*) fmt=elf ;;
504 v850ea-*-*) fmt=elf ;;
506 vax-*-netbsdelf*) fmt=elf em=nbsd ;;
507 vax-*-netbsd*) fmt=aout em=nbsd ;;
508 vax-*-bsd* | vax-*-ultrix*) fmt=aout ;;
509 vax-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
510 vax-*-vms) fmt=vms ;;
514 xstormy16-*-*) fmt=elf ;;
516 xtensa-*-*) fmt=elf ;;
518 z8k-*-coff | z8k-*-sim) fmt=coff ;;
520 *-*-aout | *-*-scout) fmt=aout ;;
521 *-*-freebsd* | *-*-kfreebsd*-gnu) fmt=elf em=freebsd ;;
522 *-*-nindy*) fmt=bout ;;
523 *-*-bsd*) fmt=aout em=sun3 ;;
524 *-*-generic) fmt=generic ;;
525 *-*-xray | *-*-hms) fmt=coff ;;
527 *-*-elf | *-*-sysv4* | *-*-solaris*) fmt=elf dev=yes ;;
528 *-*-aros*) fmt=elf em=linux bfd_gas=yes ;;
529 *-*-vxworks | *-*-windiss) fmt=elf ;;
530 *-*-netware) fmt=elf em=netware ;;
533 if test ${this_target} = $target ; then
535 if test x${endian} = xbig; then
537 elif test x${endian} = xlittle; then
540 if test x${endian_def} != x; then
541 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
542 [Define as 1 if big endian.])
546 case ${cpu_type}-${fmt} in
547 alpha*-* | arm-* | i386-* | ia64*-* | mips-* | ns32k-* \
548 | pdp11-* | ppc-* | sparc-* | strongarm-* | xscale-* \
549 | *-elf | *-ecoff | *-som)
553 # Other random stuff.
557 # Set mips_cpu to the name of the default CPU.
558 case ${target_cpu} in
559 mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
562 mipsisa32 | mipsisa32el)
565 mipsisa32r2 | mipsisa32r2el)
568 mipsisa64 | mipsisa64el)
571 mipsisa64r2 | mipsisa64r2el)
574 mipstx39 | mipstx39el)
577 mips64vr | mips64vrel)
580 mipsisa32r2* | mipsisa64r2*)
582 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
585 mips64* | mipsisa64* | mipsisa32*)
587 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
591 AC_ERROR($target_cpu isn't a supported MIPS CPU name)
594 # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
595 # binaries. It's a GNU extension that some OSes don't understand.
596 # The value only matters on ELF targets.
605 # Decide whether to generate 32-bit or 64-bit code by default.
606 # Used to resolve -march=from-abi when an embedded ABI is selected.
608 mips64*-*-* | mipsisa64*-*-*)
615 # Decide which ABI to target by default.
617 mips64*-linux* | mips-sgi-irix6*)
618 mips_default_abi=N32_ABI
621 mips_default_abi=O32_ABI
624 mips_default_abi=NO_ABI
627 AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
628 [Default CPU for MIPS targets. ])
629 AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
630 [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
631 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
632 [Generate 64-bit code by default on MIPS targets. ])
633 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_ABI, $mips_default_abi,
634 [Choose a default ABI for MIPS targets. ])
638 # Do we need the opcodes library?
646 case "${enable_shared}" in
647 yes) shared_opcodes=true ;;
648 *opcodes*) shared_opcodes=true ;;
649 *) shared_opcodes=false ;;
651 if test "${shared_opcodes}" = "true"; then
652 # A shared libopcodes must be linked against libbfd.
658 # Any other special object files needed ?
660 fr30 | ip2k | iq2000 | m32r | openrisc)
668 case ${extra_objects} in
670 *) extra_objects="$extra_objects m68k-parse.o" ;;
675 echo ${extra_objects} | grep -s "itbl-parse.o"
676 if test $? -ne 0 ; then
677 extra_objects="$extra_objects itbl-parse.o"
680 echo ${extra_objects} | grep -s "itbl-lex.o"
681 if test $? -ne 0 ; then
682 extra_objects="$extra_objects itbl-lex.o"
685 echo ${extra_objects} | grep -s "itbl-ops.o"
686 if test $? -ne 0 ; then
687 extra_objects="$extra_objects itbl-ops.o"
692 if test $this_target = $target ; then
693 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
702 echo ${extra_objects} | grep -s "xtensa-relax.o"
703 if test $? -ne 0 ; then
704 extra_objects="$extra_objects xtensa-relax.o"
712 if test $using_cgen = yes ; then
713 case "x${extra_objects}" in
715 *) extra_objects="$extra_objects cgen.o" ;;
719 # See if we really can support this configuration with the emulation code.
721 if test $this_target = $target ; then
722 primary_bfd_gas=$bfd_gas
726 if test $bfd_gas = no ; then
727 # Can't support other configurations this way.
730 elif test $bfd_gas = no ; then
731 # Can't support this configuration.
735 # From target name and format, produce a list of supported emulations.
737 case ${generic_target}-${fmt} in
738 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
739 mips*-*-linux*-*) case "$endian" in
740 big) emulation="mipsbelf mipslelf mipself" ;;
741 *) emulation="mipslelf mipsbelf mipself" ;;
743 mips-*-lnews*-ecoff) ;;
744 mips-*-*-ecoff) case "$endian" in
745 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
746 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
748 mips-*-*-elf) case "$endian" in
749 big) emulation="mipsbelf mipslelf mipself" ;;
750 *) emulation="mipslelf mipsbelf mipself" ;;
752 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
753 # i386-pc-pe-coff != i386-pc-coff.
755 # Uncommenting the next line will turn on support for i386 AOUT
756 # for the default linux configuration
757 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
759 i386-*-aout) emulation="i386aout" ;;
760 i386-*-coff) emulation="i386coff" ;;
761 i386-*-elf) emulation="i386elf" ;;
763 # Always all formats. The first stated emulation becomes the default.
764 cris-*-*aout*) emulation="crisaout criself" ;;
765 cris-*-*) emulation="criself crisaout" ;;
768 emulations="$emulations $emulation"
772 # Turn on all targets if possible
773 if test ${all_targets} = "yes"; then
774 case ${target_cpu_type} in
776 case ${obj_format} in
778 emulations="$emulations i386coff i386elf"
781 emulations="$emulations i386aout i386elf"
784 emulations="$emulations i386aout i386coff"
791 # Assign floating point type. Most processors with FP support
792 # IEEE FP. On those that don't support FP at all, usually IEEE
794 case ${target_cpu} in
795 vax | tahoe ) atof=${target_cpu} ;;
800 case "${obj_format}" in
801 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
804 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
806 if test $using_cgen = yes ; then
807 case ${target_cpu} in
808 *) cgen_cpu_prefix=${target_cpu} ;;
810 AC_SUBST(cgen_cpu_prefix)
811 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
815 dnl Make sure the desired support files exist.
818 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
819 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
822 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
823 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
826 case ${user_bfd_gas}-${primary_bfd_gas} in
828 # We didn't override user's choice.
831 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
843 # User specified nothing.
847 # Some COFF configurations want these random other flags set.
848 case ${obj_format} in
850 case ${target_cpu_type} in
851 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
852 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
853 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
858 # Getting this done right is going to be a bitch. Each configuration specified
859 # with --enable-targets=... should be checked for environment, format, cpu, and
862 # For each configuration, the necessary object file support code must be linked
863 # in. This might be only one, it might be up to four. The necessary emulation
864 # code needs to be provided, too.
866 # And then there's "--enable-targets=all"....
868 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
870 formats="${obj_format}"
874 for em in . $emulations ; do
877 mipsbelf | mipslelf | mipself)
878 fmt=elf file=mipself ;;
879 mipsbecoff | mipslecoff | mipsecoff)
880 fmt=ecoff file=mipsecoff ;;
888 formats="$formats $fmt"
889 emfiles="$emfiles e-$file.o"
890 EMULATIONS="$EMULATIONS &$em,"
894 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
895 for fmt in $formats ; do
897 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
898 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
899 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
900 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
901 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
902 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
903 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
904 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
905 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
906 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
908 extra_objects="$extra_objects obj-$fmt.o"
912 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
913 DEFAULT_EMULATION=`set . $emulations ; echo $2`
914 # e-mips* has more than one emulation per file, e-i386* has just one at the
915 # moment. If only one emulation is specified, then don't define
916 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
917 case "${obj_format}${emfiles}" in
919 extra_objects="$extra_objects $emfiles"
920 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
923 AC_SUBST(extra_objects)
924 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
925 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
926 [Default emulation.])
928 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
929 yes-*-coff) need_bfd=yes ;;
930 no-*-coff) need_bfd=yes
931 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
934 reject_dev_configs=yes
936 case ${reject_dev_configs}-${dev} in
938 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
942 AC_SUBST(target_cpu_type)
945 AC_SUBST(install_tooldir)
947 dnl AC_SUBST(emulation)
949 case "${primary_bfd_gas}" in
950 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
954 # do we need the opcodes library?
955 case "${need_opcodes}" in
957 OPCODES_LIB=../opcodes/libopcodes.la
961 case "${need_bfd}" in
963 BFDLIB=../bfd/libbfd.la
964 BFDVER_H=../bfd/bfdver.h
965 ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
970 AC_SUBST(OPCODES_LIB)
973 AC_SUBST(ALL_OBJ_DEPS)
975 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
976 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
977 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
978 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
979 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
986 ALL_LINGUAS="fr tr es"
992 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
994 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
995 # people who are not cross-compiling but are compiling cross-assemblers.
996 AC_MSG_CHECKING(whether compiling a cross-assembler)
997 if test "${host}" = "${target}"; then
1001 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
1003 AC_MSG_RESULT($cross_gas)
1005 dnl ansidecl.h will deal with const
1010 # VMS doesn't have unlink.
1011 AC_CHECK_FUNCS(unlink remove, break)
1013 # Some systems don't have sbrk().
1014 AC_CHECK_FUNCS(sbrk)
1016 # do we need the math library?
1017 case "${need_libm}" in
1024 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
1025 # enough, but on some of those systems, the assert macro relies on requoting
1029 # On some systems, the system header files may not declare malloc, realloc,
1030 # and free. There are places where gas needs these functions to have been
1031 # declared -- such as when taking their addresses.
1033 #ifdef HAVE_MEMORY_H
1036 #ifdef HAVE_STRING_H
1039 #ifdef HAVE_STRINGS_H
1040 #include <strings.h>
1043 #ifdef HAVE_STDLIB_H
1046 #ifdef HAVE_UNISTD_H
1050 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
1051 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
1052 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
1053 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
1054 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
1056 # Does errno.h declare errno, or do we have to add a separate declaration
1058 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
1064 dnl This must come last.
1066 dnl We used to make symlinks to files in the source directory, but now
1067 dnl we just use the right name for .c files, and create .h files in
1068 dnl the build directory which include the right .h file. Make sure
1069 dnl the old symlinks don't exist, so that a reconfigure in an existing
1070 dnl directory behaves reasonably.
1072 AC_CONFIG_FILES(Makefile doc/Makefile po/Makefile.in:po/Make-in)
1073 AC_CONFIG_COMMANDS([default],
1074 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
1075 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
1076 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
1077 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
1078 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
1079 if test "x$cgen_cpu_prefix" != x ; then
1080 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
1083 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
1084 [target_cpu_type=${target_cpu_type}
1085 cgen_cpu_prefix=${cgen_cpu_prefix}
1086 obj_format=${obj_format}
1087 te_file=${te_file}])