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/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 or32*) cpu_type=or32 endian=big ;;
141 pjl*) cpu_type=pj endian=little ;;
142 pj*) cpu_type=pj endian=big ;;
143 powerpc*le*) cpu_type=ppc endian=little ;;
144 powerpc*) cpu_type=ppc endian=big ;;
145 rs6000*) cpu_type=ppc ;;
146 s390x*) cpu_type=s390 arch=s390x ;;
147 s390*) cpu_type=s390 arch=s390 ;;
148 sh*le) cpu_type=sh endian=little ;;
149 sh*) cpu_type=sh endian=big ;;
150 sparclite*) cpu_type=sparc arch=sparclite ;;
151 sparclet*) cpu_type=sparc arch=sparclet ;;
152 sparc64*) cpu_type=sparc arch=v9-64 ;;
153 sparc86x*) cpu_type=sparc arch=sparc86x ;;
154 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
155 v850*) cpu_type=v850 ;;
156 *) cpu_type=${cpu} ;;
159 if test ${this_target} = $target ; then
160 target_cpu_type=${cpu_type}
161 elif test ${target_cpu_type} != ${cpu_type} ; then
165 generic_target=${cpu_type}-$vendor-$os
171 # assign object format
172 case ${generic_target} in
173 a29k-*-coff) fmt=coff ;;
174 a29k-amd-udi) fmt=coff ;;
175 a29k-amd-ebmon) fmt=coff ;;
176 a29k-nyu-sym1) fmt=coff ;;
177 a29k-*-rtems*) fmt=coff ;;
178 a29k-*-vxworks*) fmt=coff ;;
180 alpha*-*-*vms*) fmt=evax ;;
181 alpha*-*-netware*) fmt=ecoff ;;
182 alpha*-*-openbsd*) 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 ;;
188 arc-*-elf*) fmt=elf bfd_gas=yes ;;
190 arm-*-aout) fmt=aout ;;
191 arm-*-coff | thumb-*-coff) fmt=coff ;;
192 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
193 arm-*-elf | thumb-*-elf) fmt=elf ;;
194 arm*-*-conix*) fmt=elf ;;
195 arm-*-linux*aout*) fmt=aout em=linux ;;
196 arm*-*-linux-gnu* | arm*-*-uclinux*)
198 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
199 arm-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
200 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
201 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
202 arm-*-wince) fmt=coff em=wince-pe ;;
203 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
204 arm-*-riscix*) fmt=aout em=riscix ;;
205 arm-*-vxworks) fmt=coff ;;
207 avr-*-*) fmt=elf bfd_gas=yes ;;
209 cris-*-*) fmt=multi bfd_gas=yes ;;
211 d10v-*-*) fmt=elf bfd_gas=yes ;;
212 d30v-*-*) fmt=elf bfd_gas=yes ;;
215 fr30-*-*) fmt=elf bfd_gas=yes ;;
217 hppa-*-linux-gnu*) case ${cpu} in
219 fmt=elf em=hppalinux64;;
223 hppa-*-*elf*) fmt=elf em=hppa ;;
224 hppa-*-lites*) fmt=elf em=hppa ;;
225 hppa-*-netbsd*) fmt=elf em=nbsd ;;
226 hppa-*-osf*) fmt=som em=hppa ;;
227 hppa-*-rtems*) fmt=elf em=hppa ;;
228 hppa-*-hpux11*) case ${cpu} in
234 hppa-*-hpux*) fmt=som em=hppa ;;
235 hppa-*-mpeix*) fmt=som em=hppa ;;
236 hppa-*-bsd*) fmt=som em=hppa ;;
237 hppa-*-hiux*) fmt=som em=hppa ;;
239 h8300-*-rtems*) fmt=coff ;;
240 h8300-*-coff) fmt=coff ;;
241 h8300-*-elf) fmt=elf ;;
242 h8500-*-rtems*) fmt=coff ;;
243 h8500-*-coff) fmt=coff ;;
245 i370-*-elf* | i370-*-linux*) fmt=elf ;;
246 i386-ibm-aix*) fmt=coff em=i386aix ;;
247 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
248 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
249 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
250 i386-*-bsd*) fmt=aout em=386bsd ;;
251 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
252 i386-*-netbsd*) em=nbsd bfd_gas=yes
262 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
263 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
264 i386-*-linux*coff*) fmt=coff em=linux ;;
265 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
266 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
267 i386-*-lynxos*) fmt=coff em=lynx ;;
269 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
270 fmt=elf bfd_gas=yes ;;
271 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
272 fmt=aout em=386bsd ;;
274 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
276 i386-*-sco3.2v5*) fmt=elf
277 if test ${this_target} = $target; then
278 AC_DEFINE(SCO_ELF, 1,
279 [Define if defaulting to ELF on SCO 5.])
282 i386-*-sco3.2*) fmt=coff ;;
283 i386-*-vsta) fmt=aout ;;
284 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
285 fmt=coff em=go32 bfd_gas=yes
286 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
288 i386-*-rtemself*) fmt=elf ;;
289 i386-*-rtemscoff*) fmt=coff ;;
290 i386-*-rtems*) fmt=elf ;;
291 i386-*-gnu*) fmt=elf ;;
293 fmt=aout em=mach bfd_gas=yes ;;
294 i386-*-msdos*) fmt=aout ;;
295 i386-*-moss*) fmt=elf ;;
296 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
297 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
298 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
299 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
300 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
301 i386-*-vxworks*) fmt=aout ;;
302 i386-*-chaos) fmt=elf ;;
303 i860-stardent-sysv4* | i860-stardent-elf*)
304 fmt=elf bfd_gas=yes endian=little
305 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
306 i960-*-bout) fmt=bout ;;
307 i960-*-coff) fmt=coff em=ic960 ;;
308 i960-*-rtems*) fmt=coff em=ic960 ;;
309 i960-*-nindy*) fmt=bout ;;
310 i960-*-vxworks4*) fmt=bout ;;
311 i960-*-vxworks5.0) fmt=bout ;;
312 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
313 i960-*-vxworks*) fmt=bout ;;
314 i960-*-elf*) fmt=elf ;;
316 ia64-*-elf*) fmt=elf ;;
317 ia64-*-aix*) fmt=elf em=ia64aix ;;
318 ia64-*-linux-gnu*) fmt=elf em=linux ;;
319 ia64-*-hpux*) fmt=elf em=hpux ;;
320 ia64-*-netbsd*) fmt=elf em=nbsd ;;
322 m32r-*-*) fmt=elf bfd_gas=yes ;;
324 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
326 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
328 m68k-motorola-sysv*) fmt=coff em=delta ;;
329 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
330 m68k-apollo-*) fmt=coff em=apollo ;;
331 m68k-*-sysv4*) # must be before -sysv*
333 m68k-*-elf*) fmt=elf ;;
334 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
336 m68k-*-rtems*) fmt=elf ;;
337 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
338 m68k-*-linux*aout*) fmt=aout em=linux ;;
339 m68k-*-linux-gnu*) fmt=elf em=linux ;;
340 m68k-*-gnu*) fmt=elf ;;
341 m68k-*-lynxos*) fmt=coff em=lynx ;;
342 m68k-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
343 m68k-*-netbsdaout* | m68k-*-netbsd*)
344 fmt=aout em=nbsd bfd_gas=yes ;;
345 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
346 m68k-apple-aux*) fmt=coff em=aux ;;
347 m68k-*-psos*) fmt=elf em=psos;;
349 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
350 m88k-*-coff*) fmt=coff ;;
352 mcore-*-elf) fmt=elf bfd_gas=yes ;;
353 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
355 # don't change em like *-*-bsd does
356 mips-dec-openbsd*) fmt=elf endian=little ;;
357 mips-dec-bsd*) fmt=aout endian=little ;;
358 mips-sony-bsd*) fmt=ecoff ;;
359 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
360 mips-*-ultrix*) fmt=ecoff endian=little ;;
361 mips-*-osf*) fmt=ecoff endian=little ;;
362 mips-*-ecoff*) fmt=ecoff ;;
363 mips-*-pe*) fmt=coff endian=little em=pe ;;
364 mips-*-irix6*) fmt=elf ;;
365 mips-*-irix5*) fmt=elf ;;
366 mips-*-irix*) fmt=ecoff ;;
367 mips-*-lnews*) fmt=ecoff em=lnews ;;
368 mips-*-riscos*) fmt=ecoff ;;
369 mips*-*-linux*) fmt=elf em=tmips mips_stabs_elf=y ;;
370 mips-*-sysv4*MP* | mips-*-gnu*)
372 mips-*-sysv*) fmt=ecoff ;;
373 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
375 mips-*-vxworks*) fmt=elf mips_stabs_elf=y ;;
376 mmix-*-*) fmt=elf bfd_gas=yes ;;
377 mn10200-*-*) fmt=elf bfd_gas=yes ;;
378 mn10300-*-*) fmt=elf bfd_gas=yes ;;
379 openrisc-*-*) fmt=elf bfd_gas=yes ;;
380 or32-*-rtems*) fmt=coff ;;
381 or32-*-coff) fmt=coff ;;
382 or32-*-elf) fmt=elf ;;
384 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
386 ppc-*-aix*) fmt=coff ;;
387 ppc-*-beos*) fmt=coff ;;
388 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
390 ppc-*-linux-gnu*) fmt=elf
393 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
396 ppc-*-solaris*) fmt=elf
397 if test ${this_target} = $target; then
398 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
399 [Define if default target is PowerPC Solaris.])
401 if test x${endian} = xbig; then
402 AC_MSG_ERROR(Solaris must be configured little endian)
405 ppc-*-rtems*) fmt=elf ;;
406 ppc-*-macos* | ppc-*-mpw*)
408 ppc-*-netware*) fmt=elf em=ppcnw ;;
409 ppc-*-vxworks*) fmt=elf ;;
411 s390x-*-linux-gnu*) fmt=elf em=linux ;;
412 s390-*-linux-gnu*) fmt=elf em=linux ;;
414 sh*-*-linux*) fmt=elf em=linux
421 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
422 sh-*-elf*) fmt=elf ;;
423 sh-*-coff*) fmt=coff bfd_gas=yes;;
424 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
425 sh-*-rtemself*) fmt=elf ;;
426 sh-*-rtems*) fmt=coff bfd_gas=yes;;
428 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
429 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
430 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
432 sparc-*-rtemsaout*) fmt=aout ;;
433 sparc-*-rtemself*) fmt=elf ;;
434 sparc-*-rtems*) fmt=elf ;;
435 sparc-*-sunos4*) fmt=aout em=sun3 ;;
436 sparc-*-aout | sparc*-*-vxworks*)
437 fmt=aout em=sparcaout ;;
438 sparc-*-coff) fmt=coff ;;
439 sparc-*-linux*aout*) fmt=aout em=linux ;;
440 sparc-*-linux-gnu*) fmt=elf em=linux ;;
441 sparc-*-lynxos*) fmt=coff em=lynx ;;
442 sparc-fujitsu-none) fmt=aout ;;
443 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
445 sparc-*-netbsd*) em=nbsd bfd_gas=yes
454 sparc-*-openbsd*) fmt=aout em=nbsd ;;
456 strongarm-*-coff) fmt=coff ;;
457 strongarm-*-elf) fmt=elf ;;
458 xscale-*-coff) fmt=coff ;;
459 xscale-*-elf) fmt=elf ;;
461 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
462 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
463 tic54x-*-* | c54x*-*-*)
464 fmt=coff bfd_gas=yes need_libm=yes;;
465 tic80-*-*) fmt=coff ;;
467 v850-*-*) fmt=elf bfd_gas=yes ;;
468 v850e-*-*) fmt=elf bfd_gas=yes ;;
469 v850ea-*-*) fmt=elf bfd_gas=yes ;;
471 vax-*-bsd* | vax-*-ultrix*)
473 vax-*-vms) fmt=vms ;;
477 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
479 z8k-*-coff | z8k-*-sim)
482 *-*-aout | *-*-scout)
484 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
489 *-*-generic) fmt=generic ;;
490 *-*-xray | *-*-hms) fmt=coff ;;
492 *-*-elf | *-*-sysv4* | *-*-solaris*)
493 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
495 *-*-vxworks) fmt=aout ;;
496 *-*-netware) fmt=elf ;;
499 if test ${this_target} = $target ; then
501 if test x${endian} = xbig; then
503 elif test x${endian} = xlittle; then
506 if test x${endian_def} != x; then
507 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
508 [Define as 1 if big endian.])
512 if test x${mips_stabs_elf} != x; then
513 AC_DEFINE(MIPS_STABS_ELF, 1,
514 [Use ELF stabs for MIPS, not ECOFF stabs])
517 case ${cpu_type}-${fmt} in
518 alpha*-*) bfd_gas=yes ;;
519 arm-*) bfd_gas=yes ;;
521 # i386-aout) bfd_gas=preferred ;;
522 ia64*-*) bfd_gas=yes ;;
523 mips-*) bfd_gas=yes ;;
524 ns32k-*) bfd_gas=yes ;;
525 pdp11-*) bfd_gas=yes ;;
526 ppc-*) bfd_gas=yes ;;
527 sparc-*) bfd_gas=yes ;;
528 strongarm-*) bfd_gas=yes ;;
529 xscale-*) bfd_gas=yes ;;
530 *-elf) bfd_gas=yes ;;
531 *-ecoff) bfd_gas=yes ;;
532 *-som) bfd_gas=yes ;;
533 #enable bfd for coff and aout to allow testing if a bfd target is
534 #the primary target, but not for coff or aout as the primary target
535 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
536 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
540 # Other random stuff.
542 # Do we need the opcodes library?
550 case "${enable_shared}" in
551 yes) shared_opcodes=true ;;
552 *opcodes*) shared_opcodes=true ;;
553 *) shared_opcodes=false ;;
555 if test "${shared_opcodes}" = "true"; then
556 # A shared libopcodes must be linked against libbfd.
562 # Any other special object files needed ?
564 fr30 | m32r | openrisc)
569 case ${extra_objects} in
571 *) extra_objects="$extra_objects m68k-parse.o" ;;
576 echo ${extra_objects} | grep -s "itbl-parse.o"
577 if test $? -ne 0 ; then
578 extra_objects="$extra_objects itbl-parse.o"
581 echo ${extra_objects} | grep -s "itbl-lex.o"
582 if test $? -ne 0 ; then
583 extra_objects="$extra_objects itbl-lex.o"
586 echo ${extra_objects} | grep -s "itbl-ops.o"
587 if test $? -ne 0 ; then
588 extra_objects="$extra_objects itbl-ops.o"
593 if test $this_target = $target ; then
594 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
606 if test $using_cgen = yes ; then
607 case "x${extra_objects}" in
609 *) extra_objects="$extra_objects cgen.o" ;;
613 # See if we really can support this configuration with the emulation code.
615 if test $this_target = $target ; then
616 primary_bfd_gas=$bfd_gas
620 if test $bfd_gas = no ; then
621 # Can't support other configurations this way.
624 elif test $bfd_gas = no ; then
625 # Can't support this configuration.
629 # From target name and format, produce a list of supported emulations.
631 case ${generic_target}-${fmt} in
632 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
633 mips*-*-linux*-*) case "$endian" in
634 big) emulation="mipsbelf mipslelf mipself" ;;
635 *) emulation="mipslelf mipsbelf mipself" ;;
637 mips-*-lnews*-ecoff) ;;
638 mips-*-*-ecoff) case "$endian" in
639 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
640 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
642 mips-*-*-elf) case "$endian" in
643 big) emulation="mipsbelf mipslelf mipself" ;;
644 *) emulation="mipslelf mipsbelf mipself" ;;
646 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
647 # i386-pc-pe-coff != i386-pc-coff.
649 # Uncommenting the next line will turn on support for i386 AOUT
650 # for the default linux configuration
651 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
653 i386-*-aout) emulation="i386aout" ;;
654 i386-*-coff) emulation="i386coff" ;;
655 i386-*-elf) emulation="i386elf" ;;
657 # Always all formats. The first stated emulation becomes the default.
658 cris-*-*aout*) emulation="crisaout criself" ;;
659 cris-*-*) emulation="criself crisaout" ;;
662 emulations="$emulations $emulation"
666 # Turn on all targets if possible
667 if test ${all_targets} = "yes"; then
668 case ${target_cpu_type} in
670 case ${obj_format} in
672 emulations="$emulations i386coff i386elf"
675 emulations="$emulations i386aout i386elf"
678 emulations="$emulations i386aout i386coff"
685 # Assign floating point type. Most processors with FP support
686 # IEEE FP. On those that don't support FP at all, usually IEEE
688 case ${target_cpu} in
689 vax | tahoe ) atof=${target_cpu} ;;
694 case "${obj_format}" in
695 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
698 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
700 if test $using_cgen = yes ; then
701 case ${target_cpu} in
702 *) cgen_cpu_prefix=${target_cpu} ;;
704 AC_SUBST(cgen_cpu_prefix)
705 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
709 dnl Make sure the desired support files exist.
712 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
713 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
716 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
717 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
720 case ${user_bfd_gas}-${primary_bfd_gas} in
722 # We didn't override user's choice.
725 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
737 # User specified nothing.
741 # Some COFF configurations want these random other flags set.
742 case ${obj_format} in
744 case ${target_cpu_type} in
745 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
746 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
747 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
752 # Getting this done right is going to be a bitch. Each configuration specified
753 # with --enable-targets=... should be checked for environment, format, cpu, and
756 # For each configuration, the necessary object file support code must be linked
757 # in. This might be only one, it might be up to four. The necessary emulation
758 # code needs to be provided, too.
760 # And then there's "--enable-targets=all"....
762 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
764 formats="${obj_format}"
768 for em in . $emulations ; do
771 mipsbelf | mipslelf | mipself)
772 fmt=elf file=mipself ;;
773 mipsbecoff | mipslecoff | mipsecoff)
774 fmt=ecoff file=mipsecoff ;;
782 formats="$formats $fmt"
783 emfiles="$emfiles e-$file.o"
784 EMULATIONS="$EMULATIONS &$em,"
788 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
789 for fmt in $formats ; do
791 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
792 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
793 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
794 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
795 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
796 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
797 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
798 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
799 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
800 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
802 extra_objects="$extra_objects obj-$fmt.o"
806 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
807 DEFAULT_EMULATION=`set . $emulations ; echo $2`
808 # e-mips* has more than one emulation per file, e-i386* has just one at the
809 # moment. If only one emulation is specified, then don't define
810 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
811 case "${obj_format}${emfiles}" in
813 extra_objects="$extra_objects $emfiles"
814 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
817 AC_SUBST(extra_objects)
818 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
819 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
820 [Default emulation.])
822 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
823 yes-*-coff) need_bfd=yes ;;
824 no-*-coff) need_bfd=yes
825 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
828 reject_dev_configs=yes
830 case ${reject_dev_configs}-${dev} in
832 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
836 AC_SUBST(target_cpu_type)
839 AC_SUBST(install_tooldir)
841 dnl AC_SUBST(emulation)
843 case "${primary_bfd_gas}" in
844 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
848 # do we need the opcodes library?
849 case "${need_opcodes}" in
851 OPCODES_LIB=../opcodes/libopcodes.la
855 case "${need_bfd}" in
857 BFDLIB=../bfd/libbfd.la
858 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
863 AC_SUBST(OPCODES_LIB)
865 AC_SUBST(ALL_OBJ_DEPS)
867 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
868 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
869 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
870 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
871 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
884 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
886 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
887 # people who are not cross-compiling but are compiling cross-assemblers.
888 AC_MSG_CHECKING(whether compiling a cross-assembler)
889 if test "${host}" = "${target}"; then
893 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
895 AC_MSG_RESULT($cross_gas)
897 dnl ansidecl.h will deal with const
902 # VMS doesn't have unlink.
903 AC_CHECK_FUNCS(unlink remove, break)
905 # Some systems don't have sbrk().
908 # do we need the math library?
909 case "${need_libm}" in
916 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
917 # enough, but on some of those systems, the assert macro relies on requoting
921 # On some systems, the system header files may not declare malloc, realloc,
922 # and free. There are places where gas needs these functions to have been
923 # declared -- such as when taking their addresses.
931 #ifdef HAVE_STRINGS_H
942 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
943 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
944 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
945 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
946 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
948 # Does errno.h declare errno, or do we have to add a separate declaration
950 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
956 dnl This must come last.
958 dnl We used to make symlinks to files in the source directory, but now
959 dnl we just use the right name for .c files, and create .h files in
960 dnl the build directory which include the right .h file. Make sure
961 dnl the old symlinks don't exist, so that a reconfigure in an existing
962 dnl directory behaves reasonably.
964 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
965 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
966 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
967 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
968 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
969 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
970 if test "x$cgen_cpu_prefix" != x ; then
971 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
974 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
975 [target_cpu_type=${target_cpu_type}
976 cgen_cpu_prefix=${cgen_cpu_prefix}
977 obj_format=${obj_format}