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* | *-*-cygwin* | *-*-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/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 pjl*) cpu_type=pj endian=little ;;
141 pj*) cpu_type=pj endian=big ;;
142 powerpc*le*) cpu_type=ppc endian=little ;;
143 powerpc*) cpu_type=ppc endian=big ;;
144 rs6000*) cpu_type=ppc ;;
145 s390x*) cpu_type=s390 arch=s390x ;;
146 s390*) cpu_type=s390 arch=s390 ;;
147 sh*) cpu_type=sh endian=big ;;
148 sparclite*) cpu_type=sparc arch=sparclite ;;
149 sparclet*) cpu_type=sparc arch=sparclet ;;
150 sparc64*) cpu_type=sparc arch=v9-64 ;;
151 sparc86x*) cpu_type=sparc arch=sparc86x ;;
152 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
153 v850*) cpu_type=v850 ;;
154 *) cpu_type=${cpu} ;;
157 if test ${this_target} = $target ; then
158 target_cpu_type=${cpu_type}
159 elif test ${target_cpu_type} != ${cpu_type} ; then
163 generic_target=${cpu_type}-$vendor-$os
169 # assign object format
170 case ${generic_target} in
171 a29k-*-coff) fmt=coff ;;
172 a29k-amd-udi) fmt=coff ;;
173 a29k-amd-ebmon) fmt=coff ;;
174 a29k-nyu-sym1) fmt=coff ;;
175 a29k-*-rtems*) fmt=coff ;;
176 a29k-*-vxworks*) fmt=coff ;;
178 alpha*-*-*vms*) fmt=evax ;;
179 alpha*-*-netware*) fmt=ecoff ;;
180 alpha*-*-openbsd*) fmt=ecoff ;;
181 alpha*-*-osf*) fmt=ecoff ;;
182 alpha*-*-linuxecoff*) fmt=ecoff ;;
183 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
184 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
186 arc-*-elf*) fmt=elf bfd_gas=yes ;;
188 arm-*-aout) fmt=aout ;;
189 arm-*-coff | thumb-*-coff) fmt=coff ;;
190 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
191 arm-*-elf | thumb-*-elf) fmt=elf ;;
192 arm*-*-conix*) fmt=elf ;;
193 arm-*-linux*aout*) fmt=aout em=linux ;;
194 arm*-*-linux-gnu* | arm*-*-uclinux*)
196 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
197 arm-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
198 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
199 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
200 arm-*-wince) fmt=coff em=wince-pe ;;
201 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
202 arm-*-riscix*) fmt=aout em=riscix ;;
203 arm-*-vxworks) fmt=coff ;;
205 avr-*-*) fmt=elf bfd_gas=yes ;;
207 cris-*-*) fmt=multi bfd_gas=yes ;;
209 d10v-*-*) fmt=elf bfd_gas=yes ;;
210 d30v-*-*) fmt=elf bfd_gas=yes ;;
213 fr30-*-*) fmt=elf bfd_gas=yes ;;
215 hppa-*-linux-gnu*) case ${cpu} in
217 fmt=elf em=hppalinux64;;
221 hppa-*-*elf*) fmt=elf em=hppa ;;
222 hppa-*-lites*) fmt=elf em=hppa ;;
223 hppa-*-osf*) fmt=som em=hppa ;;
224 hppa-*-rtems*) fmt=elf em=hppa ;;
225 hppa-*-hpux11*) case ${cpu} in
231 hppa-*-hpux*) fmt=som em=hppa ;;
232 hppa-*-mpeix*) fmt=som em=hppa ;;
233 hppa-*-bsd*) fmt=som em=hppa ;;
234 hppa-*-hiux*) fmt=som em=hppa ;;
236 h8300-*-rtems*) fmt=coff ;;
237 h8300-*-coff) fmt=coff ;;
238 h8300-*-elf) fmt=elf ;;
239 h8500-*-rtems*) fmt=coff ;;
240 h8500-*-coff) fmt=coff ;;
242 i370-*-elf* | i370-*-linux*) fmt=elf ;;
243 i386-ibm-aix*) fmt=coff em=i386aix ;;
244 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
245 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
246 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
247 i386-*-bsd*) fmt=aout em=386bsd ;;
248 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
249 i386-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
250 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
251 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
252 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
253 i386-*-linux*coff*) fmt=coff em=linux ;;
254 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
255 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
256 i386-*-lynxos*) fmt=coff em=lynx ;;
258 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
259 fmt=elf bfd_gas=yes ;;
260 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
261 fmt=aout em=386bsd ;;
263 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
265 i386-*-sco3.2v5*) fmt=elf
266 if test ${this_target} = $target; then
267 AC_DEFINE(SCO_ELF, 1,
268 [Define if defaulting to ELF on SCO 5.])
271 i386-*-sco3.2*) fmt=coff ;;
272 i386-*-vsta) fmt=aout ;;
273 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
274 fmt=coff em=go32 bfd_gas=yes
275 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
277 i386-*-rtemself*) fmt=elf ;;
278 i386-*-rtemscoff*) fmt=coff ;;
279 i386-*-rtems*) fmt=elf ;;
280 i386-*-gnu*) fmt=elf ;;
282 fmt=aout em=mach bfd_gas=yes ;;
283 i386-*-msdos*) fmt=aout ;;
284 i386-*-moss*) fmt=elf ;;
285 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
286 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
287 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
288 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
289 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
290 i386-*-vxworks*) fmt=aout ;;
291 i386-*-chaos) fmt=elf ;;
292 i860-stardent-sysv4* | i860-stardent-elf*)
293 fmt=elf bfd_gas=yes endian=little
294 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
295 i960-*-bout) fmt=bout ;;
296 i960-*-coff) fmt=coff em=ic960 ;;
297 i960-*-rtems*) fmt=coff em=ic960 ;;
298 i960-*-nindy*) fmt=bout ;;
299 i960-*-vxworks4*) fmt=bout ;;
300 i960-*-vxworks5.0) fmt=bout ;;
301 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
302 i960-*-vxworks*) fmt=bout ;;
303 i960-*-elf*) fmt=elf ;;
305 ia64-*-elf*) fmt=elf ;;
306 ia64-*-aix*) fmt=elf em=ia64aix ;;
307 ia64-*-linux-gnu*) fmt=elf em=linux ;;
308 ia64-*-hpux*) fmt=elf em=hpux ;;
310 m32r-*-*) fmt=elf bfd_gas=yes ;;
312 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
314 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
316 m68k-motorola-sysv*) fmt=coff em=delta ;;
317 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
318 m68k-apollo-*) fmt=coff em=apollo ;;
319 m68k-*-sysv4*) # must be before -sysv*
321 m68k-*-elf*) fmt=elf ;;
322 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
324 m68k-*-rtems*) fmt=elf ;;
325 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
326 m68k-*-linux*aout*) fmt=aout em=linux ;;
327 m68k-*-linux-gnu*) fmt=elf em=linux ;;
328 m68k-*-gnu*) fmt=elf ;;
329 m68k-*-lynxos*) fmt=coff em=lynx ;;
330 m68k-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
331 m68k-*-netbsdaout* | m68k-*-netbsd*)
332 fmt=aout em=nbsd bfd_gas=yes ;;
333 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
334 m68k-apple-aux*) fmt=coff em=aux ;;
335 m68k-*-psos*) fmt=elf em=psos;;
337 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
338 m88k-*-coff*) fmt=coff ;;
340 mcore-*-elf) fmt=elf bfd_gas=yes ;;
341 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
343 # don't change em like *-*-bsd does
344 mips-dec-openbsd*) fmt=elf endian=little ;;
345 mips-dec-bsd*) fmt=aout endian=little ;;
346 mips-sony-bsd*) fmt=ecoff ;;
347 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
348 mips-*-ultrix*) fmt=ecoff endian=little ;;
349 mips-*-osf*) fmt=ecoff endian=little ;;
350 mips-*-ecoff*) fmt=ecoff ;;
351 mips-*-pe*) fmt=coff endian=little em=pe ;;
352 mips-*-irix6*) fmt=elf ;;
353 mips-*-irix5*) fmt=elf ;;
354 mips-*-irix*) fmt=ecoff ;;
355 mips-*-lnews*) fmt=ecoff em=lnews ;;
356 mips-*-riscos*) fmt=ecoff ;;
357 mips*-*-linux*) fmt=elf em=tmips mips_stabs_elf=y ;;
358 mips-*-sysv4*MP* | mips-*-gnu*)
360 mips-*-sysv*) fmt=ecoff ;;
361 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
363 mips-*-vxworks*) fmt=elf mips_stabs_elf=y ;;
364 mmix-*-*) fmt=elf bfd_gas=yes ;;
365 mn10200-*-*) fmt=elf bfd_gas=yes ;;
366 mn10300-*-*) fmt=elf bfd_gas=yes ;;
367 openrisc-*-*) fmt=elf bfd_gas=yes ;;
369 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
371 ppc-*-aix*) fmt=coff ;;
372 ppc-*-beos*) fmt=coff ;;
373 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
375 ppc-*-linux-gnu*) fmt=elf
378 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
381 ppc-*-solaris*) fmt=elf
382 if test ${this_target} = $target; then
383 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
384 [Define if default target is PowerPC Solaris.])
386 if test x${endian} = xbig; then
387 AC_MSG_ERROR(Solaris must be configured little endian)
390 ppc-*-rtems*) fmt=elf ;;
391 ppc-*-macos* | ppc-*-mpw*)
393 ppc-*-netware*) fmt=elf em=ppcnw ;;
394 ppc-*-vxworks*) fmt=elf ;;
396 s390x-*-linux-gnu*) fmt=elf em=linux ;;
397 s390-*-linux-gnu*) fmt=elf em=linux ;;
399 sh*-*-linux*) fmt=elf em=linux
406 sh-*-elf*) fmt=elf ;;
407 sh-*-coff*) fmt=coff bfd_gas=yes;;
408 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
409 sh-*-rtemself*) fmt=elf ;;
410 sh-*-rtems*) fmt=coff bfd_gas=yes;;
412 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
413 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
414 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
416 sparc-*-rtemsaout*) fmt=aout ;;
417 sparc-*-rtemself*) fmt=elf ;;
418 sparc-*-rtems*) fmt=elf ;;
419 sparc-*-sunos4*) fmt=aout em=sun3 ;;
420 sparc-*-aout | sparc*-*-vxworks*)
421 fmt=aout em=sparcaout ;;
422 sparc-*-coff) fmt=coff ;;
423 sparc-*-linux*aout*) fmt=aout em=linux ;;
424 sparc-*-linux-gnu*) fmt=elf em=linux ;;
425 sparc-*-lynxos*) fmt=coff em=lynx ;;
426 sparc-fujitsu-none) fmt=aout ;;
427 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
429 sparc-*-netbsd*) em=nbsd bfd_gas=yes
438 sparc-*-openbsd*) fmt=aout em=nbsd ;;
440 strongarm-*-coff) fmt=coff ;;
441 strongarm-*-elf) fmt=elf ;;
442 xscale-*-coff) fmt=coff ;;
443 xscale-*-elf) fmt=elf ;;
445 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
446 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
447 tic54x-*-* | c54x*-*-*)
448 fmt=coff bfd_gas=yes need_libm=yes;;
449 tic80-*-*) fmt=coff ;;
451 v850-*-*) fmt=elf bfd_gas=yes ;;
452 v850e-*-*) fmt=elf bfd_gas=yes ;;
453 v850ea-*-*) fmt=elf bfd_gas=yes ;;
455 vax-*-bsd* | vax-*-ultrix*)
457 vax-*-vms) fmt=vms ;;
461 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
463 z8k-*-coff | z8k-*-sim)
466 *-*-aout | *-*-scout)
468 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
473 *-*-generic) fmt=generic ;;
474 *-*-xray | *-*-hms) fmt=coff ;;
476 *-*-elf | *-*-sysv4* | *-*-solaris*)
477 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
479 *-*-vxworks) fmt=aout ;;
480 *-*-netware) fmt=elf ;;
483 if test ${this_target} = $target ; then
485 if test x${endian} = xbig; then
487 elif test x${endian} = xlittle; then
490 if test x${endian_def} != x; then
491 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
492 [Define as 1 if big endian.])
496 if test x${mips_stabs_elf} != x; then
497 AC_DEFINE(MIPS_STABS_ELF, 1,
498 [Use ELF stabs for MIPS, not ECOFF stabs])
501 case ${cpu_type}-${fmt} in
502 alpha*-*) bfd_gas=yes ;;
503 arm-*) bfd_gas=yes ;;
505 # i386-aout) bfd_gas=preferred ;;
506 ia64*-*) bfd_gas=yes ;;
507 mips-*) bfd_gas=yes ;;
508 ns32k-*) bfd_gas=yes ;;
509 pdp11-*) bfd_gas=yes ;;
510 ppc-*) bfd_gas=yes ;;
511 sparc-*) bfd_gas=yes ;;
512 strongarm-*) bfd_gas=yes ;;
513 xscale-*) bfd_gas=yes ;;
514 *-elf) bfd_gas=yes ;;
515 *-ecoff) bfd_gas=yes ;;
516 *-som) bfd_gas=yes ;;
517 #enable bfd for coff and aout to allow testing if a bfd target is
518 #the primary target, but not for coff or aout as the primary target
519 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
520 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
524 # Other random stuff.
526 # Do we need the opcodes library?
534 case "${enable_shared}" in
535 yes) shared_opcodes=true ;;
536 *opcodes*) shared_opcodes=true ;;
537 *) shared_opcodes=false ;;
539 if test "${shared_opcodes}" = "true"; then
540 # A shared libopcodes must be linked against libbfd.
546 # Any other special object files needed ?
548 fr30 | m32r | openrisc)
553 case ${extra_objects} in
555 *) extra_objects="$extra_objects m68k-parse.o" ;;
560 echo ${extra_objects} | grep -s "itbl-parse.o"
561 if test $? -ne 0 ; then
562 extra_objects="$extra_objects itbl-parse.o"
565 echo ${extra_objects} | grep -s "itbl-lex.o"
566 if test $? -ne 0 ; then
567 extra_objects="$extra_objects itbl-lex.o"
570 echo ${extra_objects} | grep -s "itbl-ops.o"
571 if test $? -ne 0 ; then
572 extra_objects="$extra_objects itbl-ops.o"
577 if test $this_target = $target ; then
578 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
590 if test $using_cgen = yes ; then
591 case "x${extra_objects}" in
593 *) extra_objects="$extra_objects cgen.o" ;;
597 # See if we really can support this configuration with the emulation code.
599 if test $this_target = $target ; then
600 primary_bfd_gas=$bfd_gas
604 if test $bfd_gas = no ; then
605 # Can't support other configurations this way.
608 elif test $bfd_gas = no ; then
609 # Can't support this configuration.
613 # From target name and format, produce a list of supported emulations.
615 case ${generic_target}-${fmt} in
616 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
617 mips*-*-linux*-*) case "$endian" in
618 big) emulation="mipsbelf mipslelf mipself" ;;
619 *) emulation="mipslelf mipsbelf mipself" ;;
621 mips-*-lnews*-ecoff) ;;
622 mips-*-*-ecoff) case "$endian" in
623 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
624 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
626 mips-*-*-elf) case "$endian" in
627 big) emulation="mipsbelf mipslelf mipself" ;;
628 *) emulation="mipslelf mipsbelf mipself" ;;
630 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
631 # i386-pc-pe-coff != i386-pc-coff.
633 # Uncommenting the next line will turn on support for i386 AOUT
634 # for the default linux configuration
635 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
637 i386-*-aout) emulation="i386aout" ;;
638 i386-*-coff) emulation="i386coff" ;;
639 i386-*-elf) emulation="i386elf" ;;
641 # Always all formats. The first stated emulation becomes the default.
642 cris-*-*aout*) emulation="crisaout criself" ;;
643 cris-*-*) emulation="criself crisaout" ;;
646 emulations="$emulations $emulation"
650 # Turn on all targets if possible
651 if test ${all_targets} = "yes"; then
652 case ${target_cpu_type} in
654 case ${obj_format} in
656 emulations="$emulations i386coff i386elf"
659 emulations="$emulations i386aout i386elf"
662 emulations="$emulations i386aout i386coff"
669 # Assign floating point type. Most processors with FP support
670 # IEEE FP. On those that don't support FP at all, usually IEEE
672 case ${target_cpu} in
673 vax | tahoe ) atof=${target_cpu} ;;
678 case "${obj_format}" in
679 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
682 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
684 if test $using_cgen = yes ; then
685 case ${target_cpu} in
686 *) cgen_cpu_prefix=${target_cpu} ;;
688 AC_SUBST(cgen_cpu_prefix)
689 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
693 dnl Make sure the desired support files exist.
696 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
697 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
700 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
701 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
704 case ${user_bfd_gas}-${primary_bfd_gas} in
706 # We didn't override user's choice.
709 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
721 # User specified nothing.
725 # Some COFF configurations want these random other flags set.
726 case ${obj_format} in
728 case ${target_cpu_type} in
729 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
730 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
731 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
736 # Getting this done right is going to be a bitch. Each configuration specified
737 # with --enable-targets=... should be checked for environment, format, cpu, and
740 # For each configuration, the necessary object file support code must be linked
741 # in. This might be only one, it might be up to four. The necessary emulation
742 # code needs to be provided, too.
744 # And then there's "--enable-targets=all"....
746 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
748 formats="${obj_format}"
752 for em in . $emulations ; do
755 mipsbelf | mipslelf | mipself)
756 fmt=elf file=mipself ;;
757 mipsbecoff | mipslecoff | mipsecoff)
758 fmt=ecoff file=mipsecoff ;;
766 formats="$formats $fmt"
767 emfiles="$emfiles e-$file.o"
768 EMULATIONS="$EMULATIONS &$em,"
772 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
773 for fmt in $formats ; do
775 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
776 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
777 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
778 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
779 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
780 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
781 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
782 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
783 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
784 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
786 extra_objects="$extra_objects obj-$fmt.o"
790 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
791 DEFAULT_EMULATION=`set . $emulations ; echo $2`
792 # e-mips* has more than one emulation per file, e-i386* has just one at the
793 # moment. If only one emulation is specified, then don't define
794 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
795 case "${obj_format}${emfiles}" in
797 extra_objects="$extra_objects $emfiles"
798 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
801 AC_SUBST(extra_objects)
802 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
803 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
804 [Default emulation.])
806 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
807 yes-*-coff) need_bfd=yes ;;
808 no-*-coff) need_bfd=yes
809 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
812 reject_dev_configs=yes
814 case ${reject_dev_configs}-${dev} in
816 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
820 AC_SUBST(target_cpu_type)
823 AC_SUBST(install_tooldir)
825 dnl AC_SUBST(emulation)
827 case "${primary_bfd_gas}" in
828 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
832 # do we need the opcodes library?
833 case "${need_opcodes}" in
835 OPCODES_LIB=../opcodes/libopcodes.la
839 case "${need_bfd}" in
841 BFDLIB=../bfd/libbfd.la
842 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
847 AC_SUBST(OPCODES_LIB)
849 AC_SUBST(ALL_OBJ_DEPS)
851 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
852 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
853 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
854 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
855 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
868 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
870 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
871 # people who are not cross-compiling but are compiling cross-assemblers.
872 AC_MSG_CHECKING(whether compiling a cross-assembler)
873 if test "${host}" = "${target}"; then
877 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
879 AC_MSG_RESULT($cross_gas)
881 dnl ansidecl.h will deal with const
886 # VMS doesn't have unlink.
887 AC_CHECK_FUNCS(unlink remove, break)
889 # Some systems don't have sbrk().
892 # do we need the math library?
893 case "${need_libm}" in
900 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
901 # enough, but on some of those systems, the assert macro relies on requoting
905 # On some systems, the system header files may not declare malloc, realloc,
906 # and free. There are places where gas needs these functions to have been
907 # declared -- such as when taking their addresses.
915 #ifdef HAVE_STRINGS_H
926 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
927 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
928 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
929 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
930 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
932 # Does errno.h declare errno, or do we have to add a separate declaration
934 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
940 dnl This must come last.
942 dnl We used to make symlinks to files in the source directory, but now
943 dnl we just use the right name for .c files, and create .h files in
944 dnl the build directory which include the right .h file. Make sure
945 dnl the old symlinks don't exist, so that a reconfigure in an existing
946 dnl directory behaves reasonably.
948 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
949 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
950 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
951 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
952 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
953 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
954 if test "x$cgen_cpu_prefix" != x ; then
955 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
958 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
959 [target_cpu_type=${target_cpu_type}
960 cgen_cpu_prefix=${cgen_cpu_prefix}
961 obj_format=${obj_format}