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/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 pjl*) cpu_type=pj endian=little ;;
141 pj*) cpu_type=pj endian=big ;;
142 powerpc*le*) cpu_type=ppc endian=little ;;
143 powerpc*) cpu_type=ppc endian=big ;;
144 rs6000*) cpu_type=ppc ;;
145 s390x*) cpu_type=s390 arch=s390x ;;
146 s390*) cpu_type=s390 arch=s390 ;;
147 sh*le) cpu_type=sh endian=little ;;
148 sh*) cpu_type=sh endian=big ;;
149 sparclite*) cpu_type=sparc arch=sparclite ;;
150 sparclet*) cpu_type=sparc arch=sparclet ;;
151 sparc64*) cpu_type=sparc arch=v9-64 ;;
152 sparc86x*) cpu_type=sparc arch=sparc86x ;;
153 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
154 v850*) cpu_type=v850 ;;
155 *) cpu_type=${cpu} ;;
158 if test ${this_target} = $target ; then
159 target_cpu_type=${cpu_type}
160 elif test ${target_cpu_type} != ${cpu_type} ; then
164 generic_target=${cpu_type}-$vendor-$os
170 # assign object format
171 case ${generic_target} in
172 a29k-*-coff) fmt=coff ;;
173 a29k-amd-udi) fmt=coff ;;
174 a29k-amd-ebmon) fmt=coff ;;
175 a29k-nyu-sym1) fmt=coff ;;
176 a29k-*-rtems*) fmt=coff ;;
177 a29k-*-vxworks*) fmt=coff ;;
179 alpha*-*-*vms*) fmt=evax ;;
180 alpha*-*-netware*) fmt=ecoff ;;
181 alpha*-*-openbsd*) fmt=ecoff ;;
182 alpha*-*-osf*) fmt=ecoff ;;
183 alpha*-*-linuxecoff*) fmt=ecoff ;;
184 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
185 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
187 arc-*-elf*) fmt=elf bfd_gas=yes ;;
189 arm-*-aout) fmt=aout ;;
190 arm-*-coff | thumb-*-coff) fmt=coff ;;
191 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
192 arm-*-elf | thumb-*-elf) fmt=elf ;;
193 arm*-*-conix*) fmt=elf ;;
194 arm-*-linux*aout*) fmt=aout em=linux ;;
195 arm*-*-linux-gnu* | arm*-*-uclinux*)
197 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
198 arm-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
199 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
200 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
201 arm-*-wince) fmt=coff em=wince-pe ;;
202 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
203 arm-*-riscix*) fmt=aout em=riscix ;;
204 arm-*-vxworks) fmt=coff ;;
206 avr-*-*) fmt=elf bfd_gas=yes ;;
208 cris-*-*) fmt=multi bfd_gas=yes ;;
210 d10v-*-*) fmt=elf bfd_gas=yes ;;
211 d30v-*-*) fmt=elf bfd_gas=yes ;;
214 fr30-*-*) fmt=elf bfd_gas=yes ;;
216 hppa-*-linux-gnu*) case ${cpu} in
218 fmt=elf em=hppalinux64;;
222 hppa-*-*elf*) fmt=elf em=hppa ;;
223 hppa-*-lites*) fmt=elf em=hppa ;;
224 hppa-*-osf*) fmt=som em=hppa ;;
225 hppa-*-rtems*) fmt=elf em=hppa ;;
226 hppa-*-hpux11*) case ${cpu} in
232 hppa-*-hpux*) fmt=som em=hppa ;;
233 hppa-*-mpeix*) fmt=som em=hppa ;;
234 hppa-*-bsd*) fmt=som em=hppa ;;
235 hppa-*-hiux*) fmt=som em=hppa ;;
237 h8300-*-rtems*) fmt=coff ;;
238 h8300-*-coff) fmt=coff ;;
239 h8300-*-elf) fmt=elf ;;
240 h8500-*-rtems*) fmt=coff ;;
241 h8500-*-coff) fmt=coff ;;
243 i370-*-elf* | i370-*-linux*) fmt=elf ;;
244 i386-ibm-aix*) fmt=coff em=i386aix ;;
245 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
246 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
247 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
248 i386-*-bsd*) fmt=aout em=386bsd ;;
249 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
250 i386-*-netbsd*) em=nbsd bfd_gas=yes
260 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
261 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
262 i386-*-linux*coff*) fmt=coff em=linux ;;
263 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
264 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
265 i386-*-lynxos*) fmt=coff em=lynx ;;
267 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
268 fmt=elf bfd_gas=yes ;;
269 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
270 fmt=aout em=386bsd ;;
272 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
274 i386-*-sco3.2v5*) fmt=elf
275 if test ${this_target} = $target; then
276 AC_DEFINE(SCO_ELF, 1,
277 [Define if defaulting to ELF on SCO 5.])
280 i386-*-sco3.2*) fmt=coff ;;
281 i386-*-vsta) fmt=aout ;;
282 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
283 fmt=coff em=go32 bfd_gas=yes
284 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
286 i386-*-rtemself*) fmt=elf ;;
287 i386-*-rtemscoff*) fmt=coff ;;
288 i386-*-rtems*) fmt=elf ;;
289 i386-*-gnu*) fmt=elf ;;
291 fmt=aout em=mach bfd_gas=yes ;;
292 i386-*-msdos*) fmt=aout ;;
293 i386-*-moss*) fmt=elf ;;
294 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
295 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
296 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
297 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
298 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
299 i386-*-vxworks*) fmt=aout ;;
300 i386-*-chaos) fmt=elf ;;
301 i860-stardent-sysv4* | i860-stardent-elf*)
302 fmt=elf bfd_gas=yes endian=little
303 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
304 i960-*-bout) fmt=bout ;;
305 i960-*-coff) fmt=coff em=ic960 ;;
306 i960-*-rtems*) fmt=coff em=ic960 ;;
307 i960-*-nindy*) fmt=bout ;;
308 i960-*-vxworks4*) fmt=bout ;;
309 i960-*-vxworks5.0) fmt=bout ;;
310 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
311 i960-*-vxworks*) fmt=bout ;;
312 i960-*-elf*) fmt=elf ;;
314 ia64-*-elf*) fmt=elf ;;
315 ia64-*-aix*) fmt=elf em=ia64aix ;;
316 ia64-*-linux-gnu*) fmt=elf em=linux ;;
317 ia64-*-hpux*) fmt=elf em=hpux ;;
319 m32r-*-*) fmt=elf bfd_gas=yes ;;
321 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
323 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
325 m68k-motorola-sysv*) fmt=coff em=delta ;;
326 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
327 m68k-apollo-*) fmt=coff em=apollo ;;
328 m68k-*-sysv4*) # must be before -sysv*
330 m68k-*-elf*) fmt=elf ;;
331 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
333 m68k-*-rtems*) fmt=elf ;;
334 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
335 m68k-*-linux*aout*) fmt=aout em=linux ;;
336 m68k-*-linux-gnu*) fmt=elf em=linux ;;
337 m68k-*-gnu*) fmt=elf ;;
338 m68k-*-lynxos*) fmt=coff em=lynx ;;
339 m68k-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
340 m68k-*-netbsdaout* | m68k-*-netbsd*)
341 fmt=aout em=nbsd bfd_gas=yes ;;
342 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
343 m68k-apple-aux*) fmt=coff em=aux ;;
344 m68k-*-psos*) fmt=elf em=psos;;
346 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
347 m88k-*-coff*) fmt=coff ;;
349 mcore-*-elf) fmt=elf bfd_gas=yes ;;
350 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
352 # don't change em like *-*-bsd does
353 mips-dec-openbsd*) fmt=elf endian=little ;;
354 mips-dec-bsd*) fmt=aout endian=little ;;
355 mips-sony-bsd*) fmt=ecoff ;;
356 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
357 mips-*-ultrix*) fmt=ecoff endian=little ;;
358 mips-*-osf*) fmt=ecoff endian=little ;;
359 mips-*-ecoff*) fmt=ecoff ;;
360 mips-*-pe*) fmt=coff endian=little em=pe ;;
361 mips-*-irix6*) fmt=elf ;;
362 mips-*-irix5*) fmt=elf ;;
363 mips-*-irix*) fmt=ecoff ;;
364 mips-*-lnews*) fmt=ecoff em=lnews ;;
365 mips-*-riscos*) fmt=ecoff ;;
366 mips*-*-linux*) fmt=elf em=tmips mips_stabs_elf=y ;;
367 mips-*-sysv4*MP* | mips-*-gnu*)
369 mips-*-sysv*) fmt=ecoff ;;
370 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
372 mips-*-vxworks*) fmt=elf mips_stabs_elf=y ;;
373 mmix-*-*) fmt=elf bfd_gas=yes ;;
374 mn10200-*-*) fmt=elf bfd_gas=yes ;;
375 mn10300-*-*) fmt=elf bfd_gas=yes ;;
376 openrisc-*-*) fmt=elf bfd_gas=yes ;;
378 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
380 ppc-*-aix*) fmt=coff ;;
381 ppc-*-beos*) fmt=coff ;;
382 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
384 ppc-*-linux-gnu*) fmt=elf
387 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
390 ppc-*-solaris*) fmt=elf
391 if test ${this_target} = $target; then
392 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
393 [Define if default target is PowerPC Solaris.])
395 if test x${endian} = xbig; then
396 AC_MSG_ERROR(Solaris must be configured little endian)
399 ppc-*-rtems*) fmt=elf ;;
400 ppc-*-macos* | ppc-*-mpw*)
402 ppc-*-netware*) fmt=elf em=ppcnw ;;
403 ppc-*-vxworks*) fmt=elf ;;
405 s390x-*-linux-gnu*) fmt=elf em=linux ;;
406 s390-*-linux-gnu*) fmt=elf em=linux ;;
408 sh*-*-linux*) fmt=elf em=linux
415 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
416 sh-*-elf*) fmt=elf ;;
417 sh-*-coff*) fmt=coff bfd_gas=yes;;
418 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
419 sh-*-rtemself*) fmt=elf ;;
420 sh-*-rtems*) fmt=coff bfd_gas=yes;;
422 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
423 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
424 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
426 sparc-*-rtemsaout*) fmt=aout ;;
427 sparc-*-rtemself*) fmt=elf ;;
428 sparc-*-rtems*) fmt=elf ;;
429 sparc-*-sunos4*) fmt=aout em=sun3 ;;
430 sparc-*-aout | sparc*-*-vxworks*)
431 fmt=aout em=sparcaout ;;
432 sparc-*-coff) fmt=coff ;;
433 sparc-*-linux*aout*) fmt=aout em=linux ;;
434 sparc-*-linux-gnu*) fmt=elf em=linux ;;
435 sparc-*-lynxos*) fmt=coff em=lynx ;;
436 sparc-fujitsu-none) fmt=aout ;;
437 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
439 sparc-*-netbsd*) em=nbsd bfd_gas=yes
448 sparc-*-openbsd*) fmt=aout em=nbsd ;;
450 strongarm-*-coff) fmt=coff ;;
451 strongarm-*-elf) fmt=elf ;;
452 xscale-*-coff) fmt=coff ;;
453 xscale-*-elf) fmt=elf ;;
455 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
456 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
457 tic54x-*-* | c54x*-*-*)
458 fmt=coff bfd_gas=yes need_libm=yes;;
459 tic80-*-*) fmt=coff ;;
461 v850-*-*) fmt=elf bfd_gas=yes ;;
462 v850e-*-*) fmt=elf bfd_gas=yes ;;
463 v850ea-*-*) fmt=elf bfd_gas=yes ;;
465 vax-*-bsd* | vax-*-ultrix*)
467 vax-*-vms) fmt=vms ;;
471 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
473 z8k-*-coff | z8k-*-sim)
476 *-*-aout | *-*-scout)
478 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
483 *-*-generic) fmt=generic ;;
484 *-*-xray | *-*-hms) fmt=coff ;;
486 *-*-elf | *-*-sysv4* | *-*-solaris*)
487 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
489 *-*-vxworks) fmt=aout ;;
490 *-*-netware) fmt=elf ;;
493 if test ${this_target} = $target ; then
495 if test x${endian} = xbig; then
497 elif test x${endian} = xlittle; then
500 if test x${endian_def} != x; then
501 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
502 [Define as 1 if big endian.])
506 if test x${mips_stabs_elf} != x; then
507 AC_DEFINE(MIPS_STABS_ELF, 1,
508 [Use ELF stabs for MIPS, not ECOFF stabs])
511 case ${cpu_type}-${fmt} in
512 alpha*-*) bfd_gas=yes ;;
513 arm-*) bfd_gas=yes ;;
515 # i386-aout) bfd_gas=preferred ;;
516 ia64*-*) bfd_gas=yes ;;
517 mips-*) bfd_gas=yes ;;
518 ns32k-*) bfd_gas=yes ;;
519 pdp11-*) bfd_gas=yes ;;
520 ppc-*) bfd_gas=yes ;;
521 sparc-*) bfd_gas=yes ;;
522 strongarm-*) bfd_gas=yes ;;
523 xscale-*) bfd_gas=yes ;;
524 *-elf) bfd_gas=yes ;;
525 *-ecoff) bfd_gas=yes ;;
526 *-som) bfd_gas=yes ;;
527 #enable bfd for coff and aout to allow testing if a bfd target is
528 #the primary target, but not for coff or aout as the primary target
529 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
530 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
534 # Other random stuff.
536 # Do we need the opcodes library?
544 case "${enable_shared}" in
545 yes) shared_opcodes=true ;;
546 *opcodes*) shared_opcodes=true ;;
547 *) shared_opcodes=false ;;
549 if test "${shared_opcodes}" = "true"; then
550 # A shared libopcodes must be linked against libbfd.
556 # Any other special object files needed ?
558 fr30 | m32r | openrisc)
563 case ${extra_objects} in
565 *) extra_objects="$extra_objects m68k-parse.o" ;;
570 echo ${extra_objects} | grep -s "itbl-parse.o"
571 if test $? -ne 0 ; then
572 extra_objects="$extra_objects itbl-parse.o"
575 echo ${extra_objects} | grep -s "itbl-lex.o"
576 if test $? -ne 0 ; then
577 extra_objects="$extra_objects itbl-lex.o"
580 echo ${extra_objects} | grep -s "itbl-ops.o"
581 if test $? -ne 0 ; then
582 extra_objects="$extra_objects itbl-ops.o"
587 if test $this_target = $target ; then
588 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
600 if test $using_cgen = yes ; then
601 case "x${extra_objects}" in
603 *) extra_objects="$extra_objects cgen.o" ;;
607 # See if we really can support this configuration with the emulation code.
609 if test $this_target = $target ; then
610 primary_bfd_gas=$bfd_gas
614 if test $bfd_gas = no ; then
615 # Can't support other configurations this way.
618 elif test $bfd_gas = no ; then
619 # Can't support this configuration.
623 # From target name and format, produce a list of supported emulations.
625 case ${generic_target}-${fmt} in
626 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
627 mips*-*-linux*-*) case "$endian" in
628 big) emulation="mipsbelf mipslelf mipself" ;;
629 *) emulation="mipslelf mipsbelf mipself" ;;
631 mips-*-lnews*-ecoff) ;;
632 mips-*-*-ecoff) case "$endian" in
633 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
634 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
636 mips-*-*-elf) case "$endian" in
637 big) emulation="mipsbelf mipslelf mipself" ;;
638 *) emulation="mipslelf mipsbelf mipself" ;;
640 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
641 # i386-pc-pe-coff != i386-pc-coff.
643 # Uncommenting the next line will turn on support for i386 AOUT
644 # for the default linux configuration
645 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
647 i386-*-aout) emulation="i386aout" ;;
648 i386-*-coff) emulation="i386coff" ;;
649 i386-*-elf) emulation="i386elf" ;;
651 # Always all formats. The first stated emulation becomes the default.
652 cris-*-*aout*) emulation="crisaout criself" ;;
653 cris-*-*) emulation="criself crisaout" ;;
656 emulations="$emulations $emulation"
660 # Turn on all targets if possible
661 if test ${all_targets} = "yes"; then
662 case ${target_cpu_type} in
664 case ${obj_format} in
666 emulations="$emulations i386coff i386elf"
669 emulations="$emulations i386aout i386elf"
672 emulations="$emulations i386aout i386coff"
679 # Assign floating point type. Most processors with FP support
680 # IEEE FP. On those that don't support FP at all, usually IEEE
682 case ${target_cpu} in
683 vax | tahoe ) atof=${target_cpu} ;;
688 case "${obj_format}" in
689 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
692 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
694 if test $using_cgen = yes ; then
695 case ${target_cpu} in
696 *) cgen_cpu_prefix=${target_cpu} ;;
698 AC_SUBST(cgen_cpu_prefix)
699 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
703 dnl Make sure the desired support files exist.
706 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
707 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
710 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
711 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
714 case ${user_bfd_gas}-${primary_bfd_gas} in
716 # We didn't override user's choice.
719 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
731 # User specified nothing.
735 # Some COFF configurations want these random other flags set.
736 case ${obj_format} in
738 case ${target_cpu_type} in
739 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
740 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
741 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
746 # Getting this done right is going to be a bitch. Each configuration specified
747 # with --enable-targets=... should be checked for environment, format, cpu, and
750 # For each configuration, the necessary object file support code must be linked
751 # in. This might be only one, it might be up to four. The necessary emulation
752 # code needs to be provided, too.
754 # And then there's "--enable-targets=all"....
756 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
758 formats="${obj_format}"
762 for em in . $emulations ; do
765 mipsbelf | mipslelf | mipself)
766 fmt=elf file=mipself ;;
767 mipsbecoff | mipslecoff | mipsecoff)
768 fmt=ecoff file=mipsecoff ;;
776 formats="$formats $fmt"
777 emfiles="$emfiles e-$file.o"
778 EMULATIONS="$EMULATIONS &$em,"
782 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
783 for fmt in $formats ; do
785 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
786 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
787 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
788 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
789 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
790 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
791 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
792 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
793 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
794 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
796 extra_objects="$extra_objects obj-$fmt.o"
800 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
801 DEFAULT_EMULATION=`set . $emulations ; echo $2`
802 # e-mips* has more than one emulation per file, e-i386* has just one at the
803 # moment. If only one emulation is specified, then don't define
804 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
805 case "${obj_format}${emfiles}" in
807 extra_objects="$extra_objects $emfiles"
808 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
811 AC_SUBST(extra_objects)
812 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
813 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
814 [Default emulation.])
816 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
817 yes-*-coff) need_bfd=yes ;;
818 no-*-coff) need_bfd=yes
819 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
822 reject_dev_configs=yes
824 case ${reject_dev_configs}-${dev} in
826 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
830 AC_SUBST(target_cpu_type)
833 AC_SUBST(install_tooldir)
835 dnl AC_SUBST(emulation)
837 case "${primary_bfd_gas}" in
838 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
842 # do we need the opcodes library?
843 case "${need_opcodes}" in
845 OPCODES_LIB=../opcodes/libopcodes.la
849 case "${need_bfd}" in
851 BFDLIB=../bfd/libbfd.la
852 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
857 AC_SUBST(OPCODES_LIB)
859 AC_SUBST(ALL_OBJ_DEPS)
861 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
862 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
863 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
864 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
865 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
878 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
880 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
881 # people who are not cross-compiling but are compiling cross-assemblers.
882 AC_MSG_CHECKING(whether compiling a cross-assembler)
883 if test "${host}" = "${target}"; then
887 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
889 AC_MSG_RESULT($cross_gas)
891 dnl ansidecl.h will deal with const
896 # VMS doesn't have unlink.
897 AC_CHECK_FUNCS(unlink remove, break)
899 # Some systems don't have sbrk().
902 # do we need the math library?
903 case "${need_libm}" in
910 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
911 # enough, but on some of those systems, the assert macro relies on requoting
915 # On some systems, the system header files may not declare malloc, realloc,
916 # and free. There are places where gas needs these functions to have been
917 # declared -- such as when taking their addresses.
925 #ifdef HAVE_STRINGS_H
936 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
937 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
938 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
939 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
940 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
942 # Does errno.h declare errno, or do we have to add a separate declaration
944 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
950 dnl This must come last.
952 dnl We used to make symlinks to files in the source directory, but now
953 dnl we just use the right name for .c files, and create .h files in
954 dnl the build directory which include the right .h file. Make sure
955 dnl the old symlinks don't exist, so that a reconfigure in an existing
956 dnl directory behaves reasonably.
958 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
959 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
960 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
961 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
962 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
963 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
964 if test "x$cgen_cpu_prefix" != x ; then
965 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
968 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
969 [target_cpu_type=${target_cpu_type}
970 cgen_cpu_prefix=${cgen_cpu_prefix}
971 obj_format=${obj_format}