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
14 AM_INIT_AUTOMAKE(gas, 2.10.91)
19 AC_ARG_ENABLE(bfd-assembler,
20 [ --enable-bfd-assembler use BFD back end for writing object files],
21 [case "${enableval}" in
22 yes) need_bfd=yes user_bfd_gas=yes ;;
23 no) user_bfd_gas=no ;;
24 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
26 AC_ARG_ENABLE(targets,
27 [ targets alternative target configurations besides the primary],
28 [case "${enableval}" in
29 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
31 no) enable_targets= ;;
32 *) enable_targets=$enableval ;;
34 AC_ARG_ENABLE(commonbfdlib,
35 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
36 [case "${enableval}" in
37 yes) commonbfdlib=true ;;
38 no) commonbfdlib=false ;;
39 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
44 build_warnings="-W -Wall"
45 AC_ARG_ENABLE(build-warnings,
46 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
47 [case "${enableval}" in
49 no) build_warnings="-w";;
50 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
51 build_warnings="${build_warnings} ${t}";;
52 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
53 build_warnings="${t} ${build_warnings}";;
54 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
56 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
57 echo "Setting warning flags = $build_warnings" 6>&1
60 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
61 WARN_CFLAGS="${build_warnings}"
65 # Generate a header file
66 AM_CONFIG_HEADER(config.h:config.in)
68 # If we are on a DOS filesystem, we must use gdb.ini rather than
72 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
80 # Makefile target for installing gas in $(tooldir)/bin.
81 install_tooldir=install-exec-tooldir
85 if test -n "$enable_targets" ; then
86 for t in `echo $enable_targets | sed 's/,/ /g'`; do
87 if test $t = "all"; then
91 result=`$ac_config_sub $t 2>/dev/null`
92 if test -n "$result" ; then
93 canon_targets="$canon_targets $result"
95 # # Permit "all", etc. We don't support it yet though.
96 # canon_targets="$canon_targets $t"
99 GAS_UNIQ(canon_targets)
104 for this_target in $target $canon_targets ; do
107 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
110 # check for architecture variants
114 alpha*) cpu_type=alpha ;;
115 armeb) cpu_type=arm endian=big ;;
116 arm*) cpu_type=arm endian=little ;;
117 armb*) cpu_type=arm endian=little ;;
118 armv*l) cpu_type=arm endian=little ;;
119 armv*b) cpu_type=arm endian=big ;;
120 strongarm*) cpu_type=arm endian=little ;;
121 thumb*) cpu_type=arm endian=little ;;
122 hppa*) cpu_type=hppa ;;
124 i[456]86) cpu_type=i386 ;;
125 ia64) cpu_type=ia64 ;;
126 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
127 m680[012346]0) cpu_type=m68k ;;
129 m68008) cpu_type=m68k ;;
130 m683??) cpu_type=m68k ;;
131 m5200) cpu_type=m68k ;;
132 m8*) cpu_type=m88k ;;
133 mips*el) cpu_type=mips endian=little ;;
134 mips*) cpu_type=mips endian=big ;;
135 pjl*) cpu_type=pj endian=little ;;
136 pj*) cpu_type=pj endian=big ;;
137 powerpcle*) cpu_type=ppc endian=little ;;
138 powerpc*) cpu_type=ppc endian=big ;;
139 rs6000*) cpu_type=ppc ;;
140 sparclite*) cpu_type=sparc arch=sparclite ;;
141 sparclet*) cpu_type=sparc arch=sparclet ;;
142 sparc64*) cpu_type=sparc arch=v9-64 ;;
143 sparc86x*) cpu_type=sparc arch=sparc86x ;;
144 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
145 v850*) cpu_type=v850 ;;
146 *) cpu_type=${cpu} ;;
149 if test ${this_target} = $target ; then
150 target_cpu_type=${cpu_type}
151 elif test ${target_cpu_type} != ${cpu_type} ; then
155 generic_target=${cpu_type}-$vendor-$os
160 # assign object format
161 case ${generic_target} in
162 a29k-*-coff) fmt=coff ;;
163 a29k-amd-udi) fmt=coff ;;
164 a29k-amd-ebmon) fmt=coff ;;
165 a29k-nyu-sym1) fmt=coff ;;
166 a29k-*-vxworks*) fmt=coff ;;
168 alpha*-*-*vms*) fmt=evax ;;
169 alpha*-*-netware*) fmt=ecoff ;;
170 alpha*-*-openbsd*) fmt=ecoff ;;
171 alpha*-*-osf*) fmt=ecoff ;;
172 alpha*-*-linuxecoff*) fmt=ecoff ;;
173 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
174 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
176 arc-*-elf*) fmt=elf bfd_gas=yes ;;
178 arm-*-aout) fmt=aout ;;
179 arm-*-coff | thumb-*-coff) fmt=coff ;;
180 arm-*-elf | thumb-*-elf) fmt=elf ;;
181 arm*-*-conix*) fmt=elf ;;
182 arm-*-linux*aout*) fmt=aout em=linux ;;
183 arm*-*-linux-gnu* | arm*-*-uclinux*)
185 arm-*-netbsd*) fmt=aout em=nbsd ;;
186 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
187 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
188 arm-*-wince) fmt=coff em=wince-pe ;;
189 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
190 arm-*-riscix*) fmt=aout em=riscix ;;
192 avr-*-*) fmt=elf bfd_gas=yes ;;
194 cris-*-*) fmt=multi bfd_gas=yes ;;
196 d10v-*-*) fmt=elf bfd_gas=yes ;;
197 d30v-*-*) fmt=elf bfd_gas=yes ;;
200 fr30-*-*) fmt=elf bfd_gas=yes ;;
202 hppa-*-linux-gnu*) case ${cpu} in
204 fmt=elf em=hppalinux64;;
208 hppa-*-*elf*) fmt=elf em=hppa ;;
209 hppa-*-lites*) fmt=elf em=hppa ;;
210 hppa-*-osf*) fmt=som em=hppa ;;
211 hppa-*-rtems*) fmt=elf em=hppa ;;
212 hppa-*-hpux11*) case ${cpu} in
218 hppa-*-hpux*) fmt=som em=hppa ;;
219 hppa-*-mpeix*) fmt=som em=hppa ;;
220 hppa-*-bsd*) fmt=som em=hppa ;;
221 hppa-*-hiux*) fmt=som em=hppa ;;
223 h8300-*-coff) fmt=coff ;;
225 i370-*-elf* | i370-*-linux*) fmt=elf ;;
226 i386-ibm-aix*) fmt=coff em=i386aix ;;
227 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
228 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
229 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
230 i386-*-bsd*) fmt=aout em=386bsd ;;
231 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
232 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
233 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
234 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
235 i386-*-linux*coff*) fmt=coff em=linux ;;
236 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
237 i386-*-lynxos*) fmt=coff em=lynx ;;
239 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
240 fmt=elf bfd_gas=yes ;;
241 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
242 fmt=aout em=386bsd ;;
244 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
245 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
247 i386-*-sco3.2v5*) fmt=elf
248 if test ${this_target} = $target; then
249 AC_DEFINE(SCO_ELF, 1,
250 [Define if defaulting to ELF on SCO 5.])
253 i386-*-sco3.2*) fmt=coff ;;
254 i386-*-vsta) fmt=aout ;;
255 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
257 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
259 i386-*-rtemself*) fmt=elf ;;
260 i386-*-rtems*) fmt=coff ;;
261 i386-*-gnu*) fmt=elf ;;
263 fmt=aout em=mach bfd_gas=yes ;;
264 i386-*-msdos*) fmt=aout ;;
265 i386-*-moss*) fmt=elf ;;
266 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
267 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
268 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
269 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
270 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
271 i386-*-vxworks*) fmt=aout ;;
272 i386-*-chaos) fmt=elf ;;
273 i860-stardent-sysv4* | i860-stardent-elf*)
274 fmt=elf bfd_gas=yes endian=little
275 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
276 i960-*-bout) fmt=bout ;;
277 i960-*-coff) fmt=coff em=ic960 ;;
278 i960-*-rtems*) fmt=coff em=ic960 ;;
279 i960-*-nindy*) fmt=bout ;;
280 i960-*-vxworks4*) fmt=bout ;;
281 i960-*-vxworks5.0) fmt=bout ;;
282 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
283 i960-*-vxworks*) fmt=bout ;;
284 i960-*-elf*) fmt=elf ;;
286 ia64-*-elf*) fmt=elf ;;
287 ia64-*-linux-gnu*) fmt=elf em=linux ;;
289 m32r-*-*) fmt=elf bfd_gas=yes ;;
291 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
293 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
295 m68k-motorola-sysv*) fmt=coff em=delta ;;
296 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
297 m68k-apollo-*) fmt=coff em=apollo ;;
298 m68k-*-sysv4*) # must be before -sysv*
300 m68k-*-elf*) fmt=elf ;;
301 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
303 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
304 m68k-*-linux*aout*) fmt=aout em=linux ;;
305 m68k-*-linux-gnu*) fmt=elf em=linux ;;
306 m68k-*-gnu*) fmt=elf ;;
307 m68k-*-lynxos*) fmt=coff em=lynx ;;
308 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
309 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
310 m68k-apple-aux*) fmt=coff em=aux ;;
311 m68k-*-psos*) fmt=elf em=psos;;
313 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
314 m88k-*-coff*) fmt=coff ;;
316 mcore-*-elf) fmt=elf bfd_gas=yes ;;
317 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
319 # don't change em like *-*-bsd does
320 mips-dec-netbsd*) fmt=elf endian=little ;;
321 mips-dec-openbsd*) fmt=elf endian=little ;;
322 mips-dec-bsd*) fmt=aout endian=little ;;
323 mips-sony-bsd*) fmt=ecoff ;;
324 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
325 mips-*-ultrix*) fmt=ecoff endian=little ;;
326 mips-*-osf*) fmt=ecoff endian=little ;;
327 mips-*-ecoff*) fmt=ecoff ;;
328 mips-*-ecoff*) fmt=ecoff ;;
329 mips-*-pe*) fmt=coff endian=little em=pe ;;
330 mips-*-irix6*) fmt=elf ;;
331 mips-*-irix5*) fmt=elf ;;
332 mips-*-irix*) fmt=ecoff ;;
333 mips-*-lnews*) fmt=ecoff em=lnews ;;
334 mips-*-riscos*) fmt=ecoff ;;
335 mips-*-sysv4*MP*) fmt=elf em=tmips ;;
336 mips-*-sysv*) fmt=ecoff ;;
337 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
339 mips-*-vxworks*) fmt=elf
340 AC_DEFINE(MIPS_STABS_ELF, 1,
341 [Use ELF stabs for MIPS, not ECOFF stabs])
343 mn10200-*-*) fmt=elf bfd_gas=yes ;;
344 mn10300-*-*) fmt=elf bfd_gas=yes ;;
346 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
348 ppc-*-aix*) fmt=coff ;;
349 ppc-*-beos*) fmt=coff ;;
350 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
352 ppc-*-linux-gnu*) fmt=elf
355 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
358 ppc-*-solaris*) fmt=elf
359 if test ${this_target} = $target; then
360 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
361 [Define if default target is PowerPC Solaris.])
363 if test x${endian} = xbig; then
364 AC_MSG_ERROR(Solaris must be configured little endian)
367 ppc-*-rtems*) fmt=elf ;;
368 ppc-*-macos* | ppc-*-mpw*)
370 ppc-*-netware*) fmt=elf em=ppcnw ;;
371 ppc-*-vxworks*) fmt=elf ;;
373 sh-*-linux*) fmt=elf em=linux ;;
374 sh-*-elf*) fmt=elf ;;
375 sh-*-coff*) fmt=coff ;;
376 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
377 sh-*-rtemself*) fmt=elf ;;
378 sh-*-rtems*) fmt=coff ;;
380 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
381 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
382 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
384 sparc-*-rtems*) fmt=aout ;;
385 sparc-*-sunos4*) fmt=aout em=sun3 ;;
386 sparc-*-aout | sparc*-*-vxworks*)
387 fmt=aout em=sparcaout ;;
388 sparc-*-coff) fmt=coff ;;
389 sparc-*-linux*aout*) fmt=aout em=linux ;;
390 sparc-*-linux-gnu*) fmt=elf em=linux ;;
391 sparc-*-lynxos*) fmt=coff em=lynx ;;
392 sparc-fujitsu-none) fmt=aout ;;
393 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
395 sparc-*-netbsd*) em=nbsd bfd_gas=yes
404 sparc-*-openbsd*) fmt=aout em=nbsd ;;
406 strongarm-*-coff) fmt=coff ;;
407 strongarm-*-elf) fmt=elf ;;
409 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
410 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
411 tic54x-*-* | c54x*-*-*)
412 fmt=coff bfd_gas=yes need_libm=yes;;
413 tic80-*-*) fmt=coff ;;
415 v850-*-*) fmt=elf bfd_gas=yes ;;
416 v850e-*-*) fmt=elf bfd_gas=yes ;;
417 v850ea-*-*) fmt=elf bfd_gas=yes ;;
419 vax-*-bsd* | vax-*-ultrix*)
421 vax-*-vms) fmt=vms ;;
424 z8k-*-coff | z8k-*-sim)
429 *-*-aout | *-*-scout)
435 *-*-generic) fmt=generic ;;
436 *-*-xray | *-*-hms) fmt=coff ;;
438 *-*-elf | *-*-sysv4* | *-*-solaris*)
439 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
441 *-*-vxworks) fmt=aout ;;
442 *-*-netware) fmt=elf ;;
445 if test ${this_target} = $target ; then
447 if test x${endian} = xbig; then
449 elif test x${endian} = xlittle; then
452 if test x${endian_def} != x; then
453 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
454 [Define as 1 if big endian.])
458 case ${cpu_type}-${fmt} in
459 alpha*-*) bfd_gas=yes ;;
460 arm-*) bfd_gas=yes ;;
462 # i386-aout) bfd_gas=preferred ;;
463 ia64*-*) bfd_gas=yes ;;
464 mips-*) bfd_gas=yes ;;
465 ns32k-*) bfd_gas=yes ;;
466 ppc-*) bfd_gas=yes ;;
467 sparc-*) bfd_gas=yes ;;
468 strongarm-*) bfd_gas=yes ;;
469 *-elf) bfd_gas=yes ;;
470 *-ecoff) bfd_gas=yes ;;
471 *-som) bfd_gas=yes ;;
472 #enable bfd for coff and aout to allow testing if a bfd target is
473 #the primary target, but not for coff or aout as the primary target
474 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
475 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
479 # Other random stuff.
481 # Do we need the opcodes library?
489 case "${enable_shared}" in
490 yes) shared_opcodes=true ;;
491 *opcodes*) shared_opcodes=true ;;
492 *) shared_opcodes=false ;;
494 if test "${shared_opcodes}" = "true"; then
495 # A shared libopcodes must be linked against libbfd.
501 # Any other special object files needed ?
508 case ${extra_objects} in
510 *) extra_objects="$extra_objects m68k-parse.o" ;;
515 echo ${extra_objects} | grep -s "itbl-parse.o"
516 if test $? -ne 0 ; then
517 extra_objects="$extra_objects itbl-parse.o"
520 echo ${extra_objects} | grep -s "itbl-lex.o"
521 if test $? -ne 0 ; then
522 extra_objects="$extra_objects itbl-lex.o"
525 echo ${extra_objects} | grep -s "itbl-ops.o"
526 if test $? -ne 0 ; then
527 extra_objects="$extra_objects itbl-ops.o"
532 if test $this_target = $target ; then
533 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
540 if test $using_cgen = yes ; then
541 case "x${extra_objects}" in
543 *) extra_objects="$extra_objects cgen.o" ;;
547 # See if we really can support this configuration with the emulation code.
549 if test $this_target = $target ; then
550 primary_bfd_gas=$bfd_gas
554 if test $bfd_gas = no ; then
555 # Can't support other configurations this way.
558 elif test $bfd_gas = no ; then
559 # Can't support this configuration.
563 # From target name and format, produce a list of supported emulations.
565 case ${generic_target}-${fmt} in
566 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
567 mips-*-linux-gnu*-*) case "$endian" in
568 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
569 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
571 mips-*-lnews*-ecoff) ;;
572 mips-*-*-ecoff) case "$endian" in
573 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
574 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
576 mips-*-*-elf) case "$endian" in
577 big) emulation="mipsbelf mipslelf mipself" ;;
578 *) emulation="mipslelf mipsbelf mipself" ;;
580 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
581 # i386-pc-pe-coff != i386-pc-coff.
583 # Uncommenting the next line will turn on support for i386 AOUT
584 # for the default linux configuration
585 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
587 i386-*-aout) emulation="i386aout" ;;
588 i386-*-coff) emulation="i386coff" ;;
589 i386-*-elf) emulation="i386elf" ;;
591 # Always all formats. Having a.out first makes it the default.
592 cris-*-*) emulation="crisaout criself" ;;
595 emulations="$emulations $emulation"
599 # Turn on all targets if possible
600 if test ${all_targets} = "yes"; then
601 case ${target_cpu_type} in
603 case ${obj_format} in
605 emulations="$emulations i386coff i386elf"
608 emulations="$emulations i386aout i386elf"
611 emulations="$emulations i386aout i386coff"
618 # Assign floating point type. Most processors with FP support
619 # IEEE FP. On those that don't support FP at all, usually IEEE
621 case ${target_cpu} in
622 vax | tahoe ) atof=${target_cpu} ;;
626 case "${obj_format}" in
627 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
630 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
632 if test $using_cgen = yes ; then
633 case ${target_cpu} in
634 *) cgen_cpu_prefix=${target_cpu} ;;
636 AC_SUBST(cgen_cpu_prefix)
637 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
641 dnl Make sure the desired support files exist.
644 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
645 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
648 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
649 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
652 case ${user_bfd_gas}-${primary_bfd_gas} in
654 # We didn't override user's choice.
657 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
669 # User specified nothing.
673 # Some COFF configurations want these random other flags set.
674 case ${obj_format} in
676 case ${target_cpu_type} in
677 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
678 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
679 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
684 # Getting this done right is going to be a bitch. Each configuration specified
685 # with --enable-targets=... should be checked for environment, format, cpu, and
688 # For each configuration, the necessary object file support code must be linked
689 # in. This might be only one, it might be up to four. The necessary emulation
690 # code needs to be provided, too.
692 # And then there's "--enable-targets=all"....
694 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
696 formats="${obj_format}"
700 for em in . $emulations ; do
704 fmt=elf file=mipself ;;
705 mipsbecoff | mipslecoff)
706 fmt=ecoff file=mipsecoff ;;
714 formats="$formats $fmt"
715 emfiles="$emfiles e-$file.o"
716 EMULATIONS="$EMULATIONS &$em,"
720 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
721 for fmt in $formats ; do
723 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
724 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
725 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
726 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
727 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
728 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
729 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
730 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
731 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
732 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
734 extra_objects="$extra_objects obj-$fmt.o"
738 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
739 DEFAULT_EMULATION=`set . $emulations ; echo $2`
740 # e-mips* has more than one emulation per file, e-i386* has just one at the
741 # moment. If only one emulation is specified, then don't define
742 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
743 case "${obj_format}${emfiles}" in
745 extra_objects="$extra_objects $emfiles"
746 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
749 AC_SUBST(extra_objects)
750 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
751 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
752 [Default emulation.])
754 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
755 yes-*-coff) need_bfd=yes ;;
756 no-*-coff) need_bfd=yes
757 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
760 reject_dev_configs=yes
762 case ${reject_dev_configs}-${dev} in
764 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
768 AC_SUBST(target_cpu_type)
771 AC_SUBST(install_tooldir)
773 dnl AC_SUBST(emulation)
775 case "${primary_bfd_gas}" in
776 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
780 # do we need the opcodes library?
781 case "${need_opcodes}" in
783 OPCODES_LIB=../opcodes/libopcodes.la
787 case "${need_bfd}" in
789 BFDLIB=../bfd/libbfd.la
790 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
795 AC_SUBST(OPCODES_LIB)
797 AC_SUBST(ALL_OBJ_DEPS)
799 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
800 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
801 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
802 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
803 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
816 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
818 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
819 # people who are not cross-compiling but are compiling cross-assemblers.
820 AC_MSG_CHECKING(whether compiling a cross-assembler)
821 if test "${host}" = "${target}"; then
825 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
827 AC_MSG_RESULT($cross_gas)
829 dnl ansidecl.h will deal with const
834 # VMS doesn't have unlink.
835 AC_CHECK_FUNCS(unlink remove, break)
837 # Some systems don't have sbrk().
840 # do we need the math library?
841 case "${need_libm}" in
848 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
849 # enough, but on some of those systems, the assert macro relies on requoting
853 # On some systems, the system header files may not declare malloc, realloc,
854 # and free. There are places where gas needs these functions to have been
855 # declared -- such as when taking their addresses.
863 #ifdef HAVE_STRINGS_H
874 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
875 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
876 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
877 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
878 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
880 # Does errno.h declare errno, or do we have to add a separate declaration
882 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
888 dnl This must come last.
890 dnl We used to make symlinks to files in the source directory, but now
891 dnl we just use the right name for .c files, and create .h files in
892 dnl the build directory which include the right .h file. Make sure
893 dnl the old symlinks don't exist, so that a reconfigure in an existing
894 dnl directory behaves reasonably.
896 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
897 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
898 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
899 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
900 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
901 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
902 if test "x$cgen_cpu_prefix" != x ; then
903 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
906 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
907 [target_cpu_type=${target_cpu_type}
908 cgen_cpu_prefix=${cgen_cpu_prefix}
909 obj_format=${obj_format}