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
15 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
17 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
22 AC_ARG_ENABLE(bfd-assembler,
23 [ --enable-bfd-assembler use BFD back end for writing object files],
24 [case "${enableval}" in
25 yes) need_bfd=yes user_bfd_gas=yes ;;
26 no) user_bfd_gas=no ;;
27 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
29 AC_ARG_ENABLE(targets,
30 [ targets alternative target configurations besides the primary],
31 [case "${enableval}" in
32 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
34 no) enable_targets= ;;
35 *) enable_targets=$enableval ;;
37 AC_ARG_ENABLE(commonbfdlib,
38 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
39 [case "${enableval}" in
40 yes) commonbfdlib=true ;;
41 no) commonbfdlib=false ;;
42 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
47 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
48 AC_ARG_ENABLE(build-warnings,
49 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
50 [case "${enableval}" in
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"`;;
59 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
60 echo "Setting warning flags = $build_warnings" 6>&1
63 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
64 WARN_CFLAGS="${build_warnings}"
68 # Generate a header file
69 AM_CONFIG_HEADER(config.h:config.in)
71 # If we are on a DOS filesystem, we must use gdb.ini rather than
75 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
83 # Makefile target for installing gas in $(tooldir)/bin.
84 install_tooldir=install-exec-tooldir
88 if test -n "$enable_targets" ; then
89 for t in `echo $enable_targets | sed 's/,/ /g'`; do
90 if test $t = "all"; then
94 result=`$ac_config_sub $t 2>/dev/null`
95 if test -n "$result" ; then
96 canon_targets="$canon_targets $result"
98 # # Permit "all", etc. We don't support it yet though.
99 # canon_targets="$canon_targets $t"
102 GAS_UNIQ(canon_targets)
107 for this_target in $target $canon_targets ; do
110 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 arm*b|xscale*b|strongarm*b) cpu_type=arm endian=big ;;
119 arm*|xscale*|strongarm*) cpu_type=arm endian=little ;;
120 c4x*) cpu_type=tic4x ;;
121 hppa*) cpu_type=hppa ;;
123 i[3-7]86) cpu_type=i386 arch=i386;;
124 x86_64) cpu_type=i386 arch=x86_64;;
125 ia64) cpu_type=ia64 ;;
126 ip2k) cpu_type=ip2k endian=big ;;
127 iq2000) cpu_type=iq2000 endian=big ;;
128 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
129 m680[012346]0) cpu_type=m68k ;;
131 m68008) cpu_type=m68k ;;
132 m683??) cpu_type=m68k ;;
133 m5200) cpu_type=m68k ;;
134 m8*) cpu_type=m88k ;;
135 mips*el) cpu_type=mips endian=little ;;
136 mips*) cpu_type=mips endian=big ;;
137 or32*) cpu_type=or32 endian=big ;;
138 pjl*) cpu_type=pj endian=little ;;
139 pj*) cpu_type=pj endian=big ;;
140 powerpc*le*) cpu_type=ppc endian=little ;;
141 powerpc*) cpu_type=ppc endian=big ;;
142 rs6000*) cpu_type=ppc ;;
143 s390x*) cpu_type=s390 arch=s390x ;;
144 s390*) cpu_type=s390 arch=s390 ;;
145 sh5*) cpu_type=sh64 endian=big ;;
146 sh5le*) cpu_type=sh64 endian=little ;;
147 sh64*) cpu_type=sh64 endian=big ;;
148 sh64le*) cpu_type=sh64 endian=little ;;
149 sh*le) cpu_type=sh endian=little ;;
150 sh*) cpu_type=sh endian=big ;;
151 sparclite*) cpu_type=sparc arch=sparclite ;;
152 sparclet*) cpu_type=sparc arch=sparclet ;;
153 sparc64*) cpu_type=sparc arch=v9-64 ;;
154 sparc86x*) cpu_type=sparc arch=sparc86x ;;
155 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
156 v850*) cpu_type=v850 ;;
157 xtensa*) cpu_type=xtensa arch=xtensa ;;
158 *) cpu_type=${cpu} ;;
161 if test ${this_target} = $target ; then
162 target_cpu_type=${cpu_type}
163 elif test ${target_cpu_type} != ${cpu_type} ; then
167 generic_target=${cpu_type}-$vendor-$os
172 # assign object format
173 case ${generic_target} in
174 a29k-*-coff) fmt=coff ;;
175 a29k-amd-udi) fmt=coff ;;
176 a29k-amd-ebmon) fmt=coff ;;
177 a29k-nyu-sym1) fmt=coff ;;
178 a29k-*-rtems*) fmt=coff ;;
179 a29k-*-vxworks*) fmt=coff ;;
181 alpha*-*-*vms*) fmt=evax ;;
182 alpha*-*-netware*) fmt=ecoff ;;
183 alpha*-*-osf*) fmt=ecoff ;;
184 alpha*-*-linuxecoff*) fmt=ecoff ;;
185 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
186 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
187 alpha*-*-openbsd*) fmt=elf em=obsd ;;
189 arc-*-elf*) fmt=elf ;;
191 arm-*-aout) fmt=aout ;;
192 arm-*-coff | thumb-*-coff) fmt=coff ;;
193 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
194 arm-*-elf | thumb-*-elf) fmt=elf ;;
195 arm-*-kaos*) fmt=elf ;;
196 arm*-*-conix*) fmt=elf ;;
197 arm-*-linux*aout*) fmt=aout em=linux ;;
198 arm*-*-linux-gnu*) fmt=elf em=linux ;;
199 arm*-*-uclinux*) fmt=elf em=linux ;;
200 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
201 arm-*-*n*bsd*) fmt=aout em=nbsd ;;
202 arm-**-nto*) fmt=elf ;;
203 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
204 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
205 arm-*-wince) fmt=coff em=wince-pe ;;
206 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
207 arm-*-riscix*) fmt=aout em=riscix ;;
208 arm-*-vxworks) fmt=coff ;;
212 cris-*-linux-gnu*) fmt=multi bfd_gas=yes em=linux ;;
213 cris-*-*) fmt=multi bfd_gas=yes ;;
222 hppa-*-linux*) case ${cpu} in
223 hppa*64*) fmt=elf em=hppalinux64;;
224 hppa*) fmt=elf em=linux;;
226 hppa-*-*elf*) fmt=elf em=hppa ;;
227 hppa-*-lites*) fmt=elf em=hppa ;;
228 hppa-*-netbsd*) fmt=elf em=nbsd ;;
229 hppa-*-openbsd*) fmt=elf em=hppa ;;
230 hppa-*-osf*) fmt=som em=hppa ;;
231 hppa-*-rtems*) fmt=elf em=hppa ;;
232 hppa-*-hpux11*) case ${cpu} in
233 hppa*64*) fmt=elf em=hppa64 ;;
234 hppa*) fmt=som em=hppa ;;
236 hppa-*-hpux*) fmt=som em=hppa ;;
237 hppa-*-mpeix*) fmt=som em=hppa ;;
238 hppa-*-bsd*) fmt=som em=hppa ;;
239 hppa-*-hiux*) fmt=som em=hppa ;;
241 h8300-*-rtems*) fmt=coff ;;
242 h8300-*-coff) fmt=coff ;;
243 h8300-*-elf) fmt=elf ;;
244 h8500-*-rtems*) fmt=coff ;;
245 h8500-*-coff) fmt=coff ;;
247 i370-*-elf* | i370-*-linux*) fmt=elf ;;
248 i386-ibm-aix*) fmt=coff em=i386aix ;;
249 i386-sequent-bsd*) fmt=aout em=dynix ;;
250 i386-*-beospe*) fmt=coff em=pe ;;
251 i386-*-beos*) fmt=elf ;;
252 i386-*-coff) fmt=coff ;;
253 i386-*-elf) fmt=elf ;;
254 i386-*-kaos*) fmt=elf ;;
255 i386-*-bsd*) fmt=aout em=386bsd ;;
256 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
257 i386-*-netbsdpe*) fmt=coff em=pe ;;
258 i386-*-netbsd*-gnu*) fmt=elf em=nbsd ;;
259 i386-*-netbsdelf*) fmt=elf em=nbsd ;;
260 i386-*-*n*bsd*) case ${cpu} in
261 x86_64) fmt=elf em=nbsd ;;
262 *) fmt=aout em=nbsd ;;
264 i386-*-linux*aout*) fmt=aout em=linux ;;
265 i386-*-linux*oldld) fmt=aout em=linux ;;
266 i386-*-linux*coff*) fmt=coff em=linux ;;
267 i386-*-linux-gnu*) fmt=elf em=linux ;;
268 x86_64-*-linux-gnu*) fmt=elf em=linux ;;
269 i386-*-lynxos*) fmt=coff em=lynx ;;
271 i386-*-sysv[45]*) fmt=elf ;;
272 i386-*-solaris*) fmt=elf ;;
273 i386-*-freebsdaout*) fmt=aout em=386bsd ;;
274 i386-*-freebsd[12].*) fmt=aout em=386bsd ;;
275 i386-*-freebsd[12]) fmt=aout em=386bsd ;;
277 i386-*-freebsd*) fmt=elf em=freebsd ;;
278 i386-*-sysv*) fmt=coff ;;
279 i386-*-sco3.2v5*coff) fmt=coff ;;
280 i386-*-isc*) fmt=coff ;;
281 i386-*-sco3.2v5*) fmt=elf
282 if test ${this_target} = $target; then
283 AC_DEFINE(SCO_ELF, 1, [Define if defaulting to ELF on SCO 5.])
285 i386-*-sco3.2*) fmt=coff ;;
286 i386-*-vsta) fmt=aout ;;
289 | i386-go32-rtems*) fmt=coff em=go32
290 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?]) ;;
291 i386-*-rtemself*) fmt=elf ;;
292 i386-*-rtemscoff*) fmt=coff ;;
293 i386-*-rtems*) fmt=elf ;;
294 i386-*-gnu*) fmt=elf ;;
295 i386-*-mach*) fmt=aout em=mach ;;
296 i386-*-msdos*) fmt=aout ;;
297 i386-*-moss*) fmt=elf ;;
298 i386-*-pe) fmt=coff em=pe ;;
299 i386-*-cygwin*) fmt=coff em=pe ;;
300 i386-*-interix*) fmt=coff em=interix ;;
301 i386-*-mingw32*) fmt=coff em=pe ;;
302 i386-*-nto-qnx*) fmt=elf ;;
303 i386-*-*nt*) fmt=coff em=pe ;;
304 i386-*-vxworks*) fmt=aout ;;
305 i386-*-chaos) fmt=elf ;;
307 i860-*-*) fmt=elf endian=little
308 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
309 i960-*-bout) fmt=bout ;;
310 i960-*-coff) fmt=coff em=ic960 ;;
311 i960-*-rtems*) fmt=coff em=ic960 ;;
312 i960-*-nindy*) fmt=bout ;;
313 i960-*-vxworks5.0) fmt=bout ;;
314 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
315 i960-*-vxworks*) fmt=bout ;;
316 i960-*-elf*) fmt=elf ;;
318 ia64-*-elf*) fmt=elf ;;
319 ia64-*-aix*) fmt=elf em=ia64aix ;;
320 ia64-*-linux-gnu*) fmt=elf em=linux ;;
321 ia64-*-hpux*) fmt=elf em=hpux ;;
322 ia64-*-netbsd*) fmt=elf em=nbsd ;;
326 iq2000-*-elf) fmt=elf bfd_gas=yes ;;
330 m68hc11-*-* | m6811-*-*) fmt=elf ;;
331 m68hc12-*-* | m6812-*-*) fmt=elf ;;
333 m68k-*-vxworks*) fmt=aout em=sun3 ;;
334 m68k-ericsson-ose) fmt=aout em=sun3 ;;
335 m68k-*-sunos*) fmt=aout em=sun3 ;;
336 m68k-motorola-sysv*) fmt=coff em=delta ;;
337 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
338 m68k-apollo-*) fmt=coff em=apollo ;;
339 m68k-*-elf*) fmt=elf ;;
340 m68k-*-sysv4*) fmt=elf em=svr4 ;;
341 m68k-*-sysv*) fmt=coff ;;
342 m68k-*-coff | m68k-*-rtemscoff*) fmt=coff ;;
343 m68k-*-rtems*) fmt=elf ;;
344 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
345 m68k-*-linux*aout*) fmt=aout em=linux ;;
346 m68k-*-linux-gnu*) fmt=elf em=linux ;;
347 m68k-*-gnu*) fmt=elf ;;
348 m68k-*-lynxos*) fmt=coff em=lynx ;;
349 m68k-*-netbsdelf*) fmt=elf em=nbsd ;;
350 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
351 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
352 m68k-apple-aux*) fmt=coff em=aux ;;
353 m68k-*-psos*) fmt=elf em=psos;;
355 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
356 m88k-*-coff*) fmt=coff ;;
358 mcore-*-elf) fmt=elf ;;
359 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
361 # don't change em like *-*-bsd does
362 mips-dec-openbsd*) fmt=elf endian=little ;;
363 mips-dec-bsd*) fmt=aout endian=little ;;
364 mips-sony-bsd*) fmt=ecoff ;;
366 AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
367 mips-*-ultrix*) fmt=ecoff endian=little ;;
368 mips-*-osf*) fmt=ecoff endian=little ;;
369 mips-*-ecoff*) fmt=ecoff ;;
370 mips-*-pe*) fmt=coff endian=little em=pe ;;
371 mips-*-irix6*) fmt=elf em=irix ;;
372 mips-*-irix5*) fmt=elf em=irix ;;
373 mips-*-irix*) fmt=ecoff em=irix ;;
374 mips-*-lnews*) fmt=ecoff em=lnews ;;
375 mips-*-riscos*) fmt=ecoff ;;
376 mips*-*-linux*) fmt=elf em=tmips ;;
377 mips-*-sysv4*MP* | mips-*-gnu*) fmt=elf em=tmips ;;
378 mips-*-sysv*) fmt=ecoff ;;
379 mips-*-elf* | mips-*-rtems*) fmt=elf ;;
380 mips-*-netbsd*) fmt=elf ;;
381 mips-*-openbsd*) fmt=elf ;;
382 mips-*-vxworks*) fmt=elf ;;
385 mn10200-*-*) fmt=elf ;;
386 mn10300-*-*) fmt=elf ;;
387 msp430-*-*) fmt=elf ;;
388 openrisc-*-*) fmt=elf ;;
389 or32-*-rtems*) fmt=coff ;;
390 or32-*-coff) fmt=coff ;;
391 or32-*-elf) fmt=elf ;;
394 ppc-*-pe | ppc-*-cygwin*) fmt=coff em=pe ;;
395 ppc-*-winnt*) fmt=coff em=pe ;;
396 ppc-*-aix5*) fmt=coff em=aix5 ;;
397 ppc-*-aix*) fmt=coff ;;
398 ppc-*-beos*) fmt=coff ;;
399 ppc-*-*n*bsd* | ppc-*-elf*) fmt=elf ;;
400 ppc-*-eabi* | ppc-*-sysv4*) fmt=elf ;;
401 ppc-*-linux-gnu*) fmt=elf
404 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
406 ppc-*-solaris*) fmt=elf
407 if test ${this_target} = $target; then
408 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
409 [Define if default target is PowerPC Solaris.])
411 if test x${endian} = xbig; then
412 AC_MSG_ERROR(Solaris must be configured little endian)
414 ppc-*-rtems*) fmt=elf ;;
415 ppc-*-macos* | ppc-*-mpw*) fmt=coff em=macos ;;
416 ppc-*-netware*) fmt=elf em=ppcnw ;;
417 ppc-**-nto*) fmt=elf ;;
418 ppc-*-vxworks*) fmt=elf ;;
419 ppc-*-windiss*) fmt=elf ;;
420 ppc-*-kaos*) fmt=elf ;;
422 s390x-*-linux-gnu*) fmt=elf em=linux ;;
423 s390-*-linux-gnu*) fmt=elf em=linux ;;
425 sh*-*-linux*) fmt=elf em=linux
430 sh5*-*-netbsd*) fmt=elf em=nbsd ;;
431 sh64*-*-netbsd*) fmt=elf em=nbsd ;;
432 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
433 sh-*-elf*) fmt=elf ;;
434 sh-*-coff*) fmt=coff ;;
435 sh-*-nto*) fmt=elf ;;
436 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
437 sh-*-rtemself*) fmt=elf ;;
438 sh-*-rtems*) fmt=coff ;;
439 sh-*-kaos*) fmt=elf ;;
440 shle*-*-kaos*) fmt=elf ;;
441 sh64-*-elf*) fmt=elf ;;
443 ns32k-pc532-mach*) fmt=aout em=pc532mach ;;
444 ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
445 ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
446 ns32k-*-*n*bsd*) fmt=aout em=nbsd532 ;;
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*) fmt=aout em=sparcaout ;;
453 sparc-*-coff) fmt=coff ;;
454 sparc-*-linux*aout*) fmt=aout em=linux ;;
455 sparc-*-linux-gnu*) fmt=elf em=linux ;;
456 sparc-*-lynxos*) fmt=coff em=lynx ;;
457 sparc-fujitsu-none) fmt=aout ;;
458 sparc-*-elf) fmt=elf ;;
459 sparc-*-sysv4*) fmt=elf ;;
460 sparc-*-solaris*) fmt=elf ;;
461 sparc-*-netbsdelf*) fmt=elf em=nbsd ;;
462 sparc-*-*n*bsd*) case ${cpu} in
463 sparc64) fmt=elf em=nbsd ;;
464 *) fmt=aout em=nbsd ;;
466 strongarm-*-coff) fmt=coff ;;
467 strongarm-*-elf) fmt=elf ;;
468 strongarm-*-kaos*) fmt=elf ;;
469 xscale-*-coff) fmt=coff ;;
470 xscale-*-elf) fmt=elf ;;
472 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
473 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
474 tic4x-*-* | c4x-*-*) fmt=coff bfd_gas=yes ;;
475 tic54x-*-* | c54x*-*-*) fmt=coff bfd_gas=yes need_libm=yes;;
476 tic80-*-*) fmt=coff ;;
479 v850e-*-*) fmt=elf ;;
480 v850ea-*-*) fmt=elf ;;
482 vax-*-netbsdelf*) fmt=elf em=nbsd ;;
483 vax-*-netbsd*) fmt=aout em=nbsd ;;
484 vax-*-bsd* | vax-*-ultrix*) fmt=aout ;;
485 vax-*-vms) fmt=vms ;;
489 xstormy16-*-*) fmt=elf ;;
491 xtensa-*-*) fmt=elf ;;
493 z8k-*-coff | z8k-*-sim) fmt=coff ;;
495 *-*-aout | *-*-scout) fmt=aout ;;
496 *-*-freebsd*) fmt=elf em=freebsd ;;
497 *-*-nindy*) fmt=bout ;;
498 *-*-bsd*) fmt=aout em=sun3 ;;
499 *-*-generic) fmt=generic ;;
500 *-*-xray | *-*-hms) fmt=coff ;;
502 *-*-elf | *-*-sysv4* | *-*-solaris*) fmt=elf dev=yes ;;
503 *-*-aros*) fmt=elf em=linux bfd_gas=yes ;;
504 *-*-vxworks) fmt=aout ;;
505 *-*-netware) fmt=elf ;;
508 if test ${this_target} = $target ; then
510 if test x${endian} = xbig; then
512 elif test x${endian} = xlittle; then
515 if test x${endian_def} != x; then
516 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
517 [Define as 1 if big endian.])
521 case ${cpu_type}-${fmt} in
522 alpha*-* | arm-* | i386-* | ia64*-* | mips-* | ns32k-* \
523 | pdp11-* | ppc-* | sparc-* | strongarm-* | xscale-* \
524 | *-elf | *-ecoff | *-som)
528 # Other random stuff.
532 # Set mips_cpu to the name of the default CPU.
533 case ${target_cpu} in
534 mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
537 mipsisa32 | mipsisa32el)
540 mipsisa32r2 | mipsisa32r2el)
543 mipsisa64 | mipsisa64el)
546 mipstx39 | mipstx39el)
549 mips64vr | mips64vrel)
554 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
557 mips64* | mipsisa64* | mipsisa32*)
559 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
563 AC_ERROR($target_cpu isn't a supported MIPS CPU name)
566 # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
567 # binaries. It's a GNU extension that some OSes don't understand.
568 # The value only matters on ELF targets.
577 # Decide whether to generate 32-bit or 64-bit code by default.
578 # Used to resolve -march=from-abi when an embedded ABI is selected.
580 mips64*-*-* | mipsisa64*-*-*)
587 # Decide which ABI to target by default.
589 mips64*-linux* | mips-sgi-irix6*)
590 mips_default_abi=N32_ABI
593 mips_default_abi=O32_ABI
596 mips_default_abi=NO_ABI
599 AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
600 [Default CPU for MIPS targets. ])
601 AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
602 [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
603 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
604 [Generate 64-bit code by default on MIPS targets. ])
605 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_ABI, $mips_default_abi,
606 [Choose a default ABI for MIPS targets. ])
610 # Do we need the opcodes library?
618 case "${enable_shared}" in
619 yes) shared_opcodes=true ;;
620 *opcodes*) shared_opcodes=true ;;
621 *) shared_opcodes=false ;;
623 if test "${shared_opcodes}" = "true"; then
624 # A shared libopcodes must be linked against libbfd.
630 # Any other special object files needed ?
632 fr30 | ip2k | iq2000 | m32r | openrisc)
640 case ${extra_objects} in
642 *) extra_objects="$extra_objects m68k-parse.o" ;;
647 echo ${extra_objects} | grep -s "itbl-parse.o"
648 if test $? -ne 0 ; then
649 extra_objects="$extra_objects itbl-parse.o"
652 echo ${extra_objects} | grep -s "itbl-lex.o"
653 if test $? -ne 0 ; then
654 extra_objects="$extra_objects itbl-lex.o"
657 echo ${extra_objects} | grep -s "itbl-ops.o"
658 if test $? -ne 0 ; then
659 extra_objects="$extra_objects itbl-ops.o"
664 if test $this_target = $target ; then
665 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
674 echo ${extra_objects} | grep -s "xtensa-relax.o"
675 if test $? -ne 0 ; then
676 extra_objects="$extra_objects xtensa-relax.o"
684 if test $using_cgen = yes ; then
685 case "x${extra_objects}" in
687 *) extra_objects="$extra_objects cgen.o" ;;
691 # See if we really can support this configuration with the emulation code.
693 if test $this_target = $target ; then
694 primary_bfd_gas=$bfd_gas
698 if test $bfd_gas = no ; then
699 # Can't support other configurations this way.
702 elif test $bfd_gas = no ; then
703 # Can't support this configuration.
707 # From target name and format, produce a list of supported emulations.
709 case ${generic_target}-${fmt} in
710 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
711 mips*-*-linux*-*) case "$endian" in
712 big) emulation="mipsbelf mipslelf mipself" ;;
713 *) emulation="mipslelf mipsbelf mipself" ;;
715 mips-*-lnews*-ecoff) ;;
716 mips-*-*-ecoff) case "$endian" in
717 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
718 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
720 mips-*-*-elf) case "$endian" in
721 big) emulation="mipsbelf mipslelf mipself" ;;
722 *) emulation="mipslelf mipsbelf mipself" ;;
724 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
725 # i386-pc-pe-coff != i386-pc-coff.
727 # Uncommenting the next line will turn on support for i386 AOUT
728 # for the default linux configuration
729 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
731 i386-*-aout) emulation="i386aout" ;;
732 i386-*-coff) emulation="i386coff" ;;
733 i386-*-elf) emulation="i386elf" ;;
735 # Always all formats. The first stated emulation becomes the default.
736 cris-*-*aout*) emulation="crisaout criself" ;;
737 cris-*-*) emulation="criself crisaout" ;;
740 emulations="$emulations $emulation"
744 # Turn on all targets if possible
745 if test ${all_targets} = "yes"; then
746 case ${target_cpu_type} in
748 case ${obj_format} in
750 emulations="$emulations i386coff i386elf"
753 emulations="$emulations i386aout i386elf"
756 emulations="$emulations i386aout i386coff"
763 # Assign floating point type. Most processors with FP support
764 # IEEE FP. On those that don't support FP at all, usually IEEE
766 case ${target_cpu} in
767 vax | tahoe ) atof=${target_cpu} ;;
772 case "${obj_format}" in
773 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
776 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
778 if test $using_cgen = yes ; then
779 case ${target_cpu} in
780 *) cgen_cpu_prefix=${target_cpu} ;;
782 AC_SUBST(cgen_cpu_prefix)
783 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
787 dnl Make sure the desired support files exist.
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})
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})
798 case ${user_bfd_gas}-${primary_bfd_gas} in
800 # We didn't override user's choice.
803 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
815 # User specified nothing.
819 # Some COFF configurations want these random other flags set.
820 case ${obj_format} in
822 case ${target_cpu_type} in
823 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
824 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
825 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
830 # Getting this done right is going to be a bitch. Each configuration specified
831 # with --enable-targets=... should be checked for environment, format, cpu, and
834 # For each configuration, the necessary object file support code must be linked
835 # in. This might be only one, it might be up to four. The necessary emulation
836 # code needs to be provided, too.
838 # And then there's "--enable-targets=all"....
840 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
842 formats="${obj_format}"
846 for em in . $emulations ; do
849 mipsbelf | mipslelf | mipself)
850 fmt=elf file=mipself ;;
851 mipsbecoff | mipslecoff | mipsecoff)
852 fmt=ecoff file=mipsecoff ;;
860 formats="$formats $fmt"
861 emfiles="$emfiles e-$file.o"
862 EMULATIONS="$EMULATIONS &$em,"
866 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
867 for fmt in $formats ; do
869 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
870 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
871 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
872 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
873 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
874 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
875 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
876 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
877 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
878 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
880 extra_objects="$extra_objects obj-$fmt.o"
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}${emfiles}" in
891 extra_objects="$extra_objects $emfiles"
892 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
895 AC_SUBST(extra_objects)
896 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
897 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
898 [Default emulation.])
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?]) ;;
906 reject_dev_configs=yes
908 case ${reject_dev_configs}-${dev} in
910 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
914 AC_SUBST(target_cpu_type)
917 AC_SUBST(install_tooldir)
919 dnl AC_SUBST(emulation)
921 case "${primary_bfd_gas}" in
922 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
926 # do we need the opcodes library?
927 case "${need_opcodes}" in
929 OPCODES_LIB=../opcodes/libopcodes.la
933 case "${need_bfd}" in
935 BFDLIB=../bfd/libbfd.la
936 BFDVER_H=../bfd/bfdver.h
937 ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
942 AC_SUBST(OPCODES_LIB)
945 AC_SUBST(ALL_OBJ_DEPS)
947 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
948 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
949 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
950 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
951 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
958 ALL_LINGUAS="fr tr es"
964 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
966 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
967 # people who are not cross-compiling but are compiling cross-assemblers.
968 AC_MSG_CHECKING(whether compiling a cross-assembler)
969 if test "${host}" = "${target}"; then
973 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
975 AC_MSG_RESULT($cross_gas)
977 dnl ansidecl.h will deal with const
982 # VMS doesn't have unlink.
983 AC_CHECK_FUNCS(unlink remove, break)
985 # Some systems don't have sbrk().
988 # do we need the math library?
989 case "${need_libm}" in
996 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
997 # enough, but on some of those systems, the assert macro relies on requoting
1001 # On some systems, the system header files may not declare malloc, realloc,
1002 # and free. There are places where gas needs these functions to have been
1003 # declared -- such as when taking their addresses.
1005 #ifdef HAVE_MEMORY_H
1008 #ifdef HAVE_STRING_H
1011 #ifdef HAVE_STRINGS_H
1012 #include <strings.h>
1015 #ifdef HAVE_STDLIB_H
1018 #ifdef HAVE_UNISTD_H
1022 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
1023 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
1024 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
1025 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
1026 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
1028 # Does errno.h declare errno, or do we have to add a separate declaration
1030 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
1036 dnl This must come last.
1038 dnl We used to make symlinks to files in the source directory, but now
1039 dnl we just use the right name for .c files, and create .h files in
1040 dnl the build directory which include the right .h file. Make sure
1041 dnl the old symlinks don't exist, so that a reconfigure in an existing
1042 dnl directory behaves reasonably.
1044 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
1045 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
1046 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
1047 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
1048 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
1049 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
1050 if test "x$cgen_cpu_prefix" != x ; then
1051 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
1054 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
1055 [target_cpu_type=${target_cpu_type}
1056 cgen_cpu_prefix=${cgen_cpu_prefix}
1057 obj_format=${obj_format}
1058 te_file=${te_file}])