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-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
197 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
198 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
199 arm-*-wince) fmt=coff em=wince-pe ;;
200 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
201 arm-*-riscix*) fmt=aout em=riscix ;;
202 arm-*-vxworks) fmt=coff ;;
204 avr-*-*) fmt=elf bfd_gas=yes ;;
206 cris-*-*) fmt=multi bfd_gas=yes ;;
208 d10v-*-*) fmt=elf bfd_gas=yes ;;
209 d30v-*-*) fmt=elf bfd_gas=yes ;;
212 fr30-*-*) fmt=elf bfd_gas=yes ;;
214 hppa-*-linux-gnu*) case ${cpu} in
216 fmt=elf em=hppalinux64;;
220 hppa-*-*elf*) fmt=elf em=hppa ;;
221 hppa-*-lites*) fmt=elf em=hppa ;;
222 hppa-*-osf*) fmt=som em=hppa ;;
223 hppa-*-rtems*) fmt=elf em=hppa ;;
224 hppa-*-hpux11*) case ${cpu} in
230 hppa-*-hpux*) fmt=som em=hppa ;;
231 hppa-*-mpeix*) fmt=som em=hppa ;;
232 hppa-*-bsd*) fmt=som em=hppa ;;
233 hppa-*-hiux*) fmt=som em=hppa ;;
235 h8300-*-rtems*) fmt=coff ;;
236 h8300-*-coff) fmt=coff ;;
237 h8300-*-elf) fmt=elf ;;
238 h8500-*-rtems*) fmt=coff ;;
239 h8500-*-coff) fmt=coff ;;
241 i370-*-elf* | i370-*-linux*) fmt=elf ;;
242 i386-ibm-aix*) fmt=coff em=i386aix ;;
243 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
244 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
245 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
246 i386-*-bsd*) fmt=aout em=386bsd ;;
247 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
248 i386-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
249 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
250 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
251 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
252 i386-*-linux*coff*) fmt=coff em=linux ;;
253 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
254 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
255 i386-*-lynxos*) fmt=coff em=lynx ;;
257 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
258 fmt=elf bfd_gas=yes ;;
259 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
260 fmt=aout em=386bsd ;;
262 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
264 i386-*-sco3.2v5*) fmt=elf
265 if test ${this_target} = $target; then
266 AC_DEFINE(SCO_ELF, 1,
267 [Define if defaulting to ELF on SCO 5.])
270 i386-*-sco3.2*) fmt=coff ;;
271 i386-*-vsta) fmt=aout ;;
272 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
273 fmt=coff em=go32 bfd_gas=yes
274 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
276 i386-*-rtemself*) fmt=elf ;;
277 i386-*-rtemscoff*) fmt=coff ;;
278 i386-*-rtems*) fmt=elf ;;
279 i386-*-gnu*) fmt=elf ;;
281 fmt=aout em=mach bfd_gas=yes ;;
282 i386-*-msdos*) fmt=aout ;;
283 i386-*-moss*) fmt=elf ;;
284 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
285 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
286 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
287 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
288 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
289 i386-*-vxworks*) fmt=aout ;;
290 i386-*-chaos) fmt=elf ;;
291 i860-stardent-sysv4* | i860-stardent-elf*)
292 fmt=elf bfd_gas=yes endian=little
293 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
294 i960-*-bout) fmt=bout ;;
295 i960-*-coff) fmt=coff em=ic960 ;;
296 i960-*-rtems*) fmt=coff em=ic960 ;;
297 i960-*-nindy*) fmt=bout ;;
298 i960-*-vxworks4*) fmt=bout ;;
299 i960-*-vxworks5.0) fmt=bout ;;
300 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
301 i960-*-vxworks*) fmt=bout ;;
302 i960-*-elf*) fmt=elf ;;
304 ia64-*-elf*) fmt=elf ;;
305 ia64-*-aix*) fmt=elf em=ia64aix ;;
306 ia64-*-linux-gnu*) fmt=elf em=linux ;;
307 ia64-*-hpux*) fmt=elf em=hpux ;;
309 m32r-*-*) fmt=elf bfd_gas=yes ;;
311 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
313 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
315 m68k-motorola-sysv*) fmt=coff em=delta ;;
316 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
317 m68k-apollo-*) fmt=coff em=apollo ;;
318 m68k-*-sysv4*) # must be before -sysv*
320 m68k-*-elf*) fmt=elf ;;
321 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
323 m68k-*-rtems*) fmt=elf ;;
324 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
325 m68k-*-linux*aout*) fmt=aout em=linux ;;
326 m68k-*-linux-gnu*) fmt=elf em=linux ;;
327 m68k-*-gnu*) fmt=elf ;;
328 m68k-*-lynxos*) fmt=coff em=lynx ;;
329 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
330 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
331 m68k-apple-aux*) fmt=coff em=aux ;;
332 m68k-*-psos*) fmt=elf em=psos;;
334 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
335 m88k-*-coff*) fmt=coff ;;
337 mcore-*-elf) fmt=elf bfd_gas=yes ;;
338 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
340 # don't change em like *-*-bsd does
341 mips-dec-netbsd*) fmt=elf endian=little ;;
342 mips-dec-openbsd*) fmt=elf endian=little ;;
343 mips-dec-bsd*) fmt=aout endian=little ;;
344 mips-sony-bsd*) fmt=ecoff ;;
345 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
346 mips-*-ultrix*) fmt=ecoff endian=little ;;
347 mips-*-osf*) fmt=ecoff endian=little ;;
348 mips-*-ecoff*) fmt=ecoff ;;
349 mips-*-pe*) fmt=coff endian=little em=pe ;;
350 mips-*-irix6*) fmt=elf ;;
351 mips-*-irix5*) fmt=elf ;;
352 mips-*-irix*) fmt=ecoff ;;
353 mips-*-lnews*) fmt=ecoff em=lnews ;;
354 mips-*-riscos*) fmt=ecoff ;;
355 mips*-*-linux*) fmt=elf em=tmips mips_stabs_elf=y ;;
356 mips-*-sysv4*MP* | mips-*-gnu*)
358 mips-*-sysv*) fmt=ecoff ;;
359 mips-*-elf* | mips-*-rtems* | mips-*-openbsd*)
361 mips-*-vxworks*) fmt=elf mips_stabs_elf=y ;;
362 mmix-*-*) fmt=elf bfd_gas=yes ;;
363 mn10200-*-*) fmt=elf bfd_gas=yes ;;
364 mn10300-*-*) fmt=elf bfd_gas=yes ;;
365 openrisc-*-*) fmt=elf bfd_gas=yes ;;
367 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
369 ppc-*-aix*) fmt=coff ;;
370 ppc-*-beos*) fmt=coff ;;
371 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
373 ppc-*-linux-gnu*) fmt=elf
376 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
379 ppc-*-solaris*) fmt=elf
380 if test ${this_target} = $target; then
381 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
382 [Define if default target is PowerPC Solaris.])
384 if test x${endian} = xbig; then
385 AC_MSG_ERROR(Solaris must be configured little endian)
388 ppc-*-rtems*) fmt=elf ;;
389 ppc-*-macos* | ppc-*-mpw*)
391 ppc-*-netware*) fmt=elf em=ppcnw ;;
392 ppc-*-vxworks*) fmt=elf ;;
394 s390x-*-linux-gnu*) fmt=elf em=linux ;;
395 s390-*-linux-gnu*) fmt=elf em=linux ;;
397 sh-*-linux*) fmt=elf em=linux ;;
398 sh-*-elf*) fmt=elf ;;
399 sh-*-coff*) fmt=coff bfd_gas=yes;;
400 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
401 sh-*-rtemself*) fmt=elf ;;
402 sh-*-rtems*) fmt=coff bfd_gas=yes;;
404 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
405 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
406 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
408 sparc-*-rtemsaout*) fmt=aout ;;
409 sparc-*-rtemself*) fmt=elf ;;
410 sparc-*-rtems*) fmt=elf ;;
411 sparc-*-sunos4*) fmt=aout em=sun3 ;;
412 sparc-*-aout | sparc*-*-vxworks*)
413 fmt=aout em=sparcaout ;;
414 sparc-*-coff) fmt=coff ;;
415 sparc-*-linux*aout*) fmt=aout em=linux ;;
416 sparc-*-linux-gnu*) fmt=elf em=linux ;;
417 sparc-*-lynxos*) fmt=coff em=lynx ;;
418 sparc-fujitsu-none) fmt=aout ;;
419 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
421 sparc-*-netbsd*) em=nbsd bfd_gas=yes
430 sparc-*-openbsd*) fmt=aout em=nbsd ;;
432 strongarm-*-coff) fmt=coff ;;
433 strongarm-*-elf) fmt=elf ;;
434 xscale-*-coff) fmt=coff ;;
435 xscale-*-elf) fmt=elf ;;
437 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
438 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
439 tic54x-*-* | c54x*-*-*)
440 fmt=coff bfd_gas=yes need_libm=yes;;
441 tic80-*-*) fmt=coff ;;
443 v850-*-*) fmt=elf bfd_gas=yes ;;
444 v850e-*-*) fmt=elf bfd_gas=yes ;;
445 v850ea-*-*) fmt=elf bfd_gas=yes ;;
447 vax-*-bsd* | vax-*-ultrix*)
449 vax-*-vms) fmt=vms ;;
452 z8k-*-coff | z8k-*-sim)
457 *-*-aout | *-*-scout)
459 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
464 *-*-generic) fmt=generic ;;
465 *-*-xray | *-*-hms) fmt=coff ;;
467 *-*-elf | *-*-sysv4* | *-*-solaris*)
468 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
470 *-*-vxworks) fmt=aout ;;
471 *-*-netware) fmt=elf ;;
474 if test ${this_target} = $target ; then
476 if test x${endian} = xbig; then
478 elif test x${endian} = xlittle; then
481 if test x${endian_def} != x; then
482 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
483 [Define as 1 if big endian.])
487 if test x${mips_stabs_elf} != x; then
488 AC_DEFINE(MIPS_STABS_ELF, 1,
489 [Use ELF stabs for MIPS, not ECOFF stabs])
492 case ${cpu_type}-${fmt} in
493 alpha*-*) bfd_gas=yes ;;
494 arm-*) bfd_gas=yes ;;
496 # i386-aout) bfd_gas=preferred ;;
497 ia64*-*) bfd_gas=yes ;;
498 mips-*) bfd_gas=yes ;;
499 ns32k-*) bfd_gas=yes ;;
500 pdp11-*) bfd_gas=yes ;;
501 ppc-*) bfd_gas=yes ;;
502 sparc-*) bfd_gas=yes ;;
503 strongarm-*) bfd_gas=yes ;;
504 xscale-*) bfd_gas=yes ;;
505 *-elf) bfd_gas=yes ;;
506 *-ecoff) bfd_gas=yes ;;
507 *-som) bfd_gas=yes ;;
508 #enable bfd for coff and aout to allow testing if a bfd target is
509 #the primary target, but not for coff or aout as the primary target
510 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
511 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
515 # Other random stuff.
517 # Do we need the opcodes library?
525 case "${enable_shared}" in
526 yes) shared_opcodes=true ;;
527 *opcodes*) shared_opcodes=true ;;
528 *) shared_opcodes=false ;;
530 if test "${shared_opcodes}" = "true"; then
531 # A shared libopcodes must be linked against libbfd.
537 # Any other special object files needed ?
539 fr30 | m32r | openrisc)
544 case ${extra_objects} in
546 *) extra_objects="$extra_objects m68k-parse.o" ;;
551 echo ${extra_objects} | grep -s "itbl-parse.o"
552 if test $? -ne 0 ; then
553 extra_objects="$extra_objects itbl-parse.o"
556 echo ${extra_objects} | grep -s "itbl-lex.o"
557 if test $? -ne 0 ; then
558 extra_objects="$extra_objects itbl-lex.o"
561 echo ${extra_objects} | grep -s "itbl-ops.o"
562 if test $? -ne 0 ; then
563 extra_objects="$extra_objects itbl-ops.o"
568 if test $this_target = $target ; then
569 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
576 if test $using_cgen = yes ; then
577 case "x${extra_objects}" in
579 *) extra_objects="$extra_objects cgen.o" ;;
583 # See if we really can support this configuration with the emulation code.
585 if test $this_target = $target ; then
586 primary_bfd_gas=$bfd_gas
590 if test $bfd_gas = no ; then
591 # Can't support other configurations this way.
594 elif test $bfd_gas = no ; then
595 # Can't support this configuration.
599 # From target name and format, produce a list of supported emulations.
601 case ${generic_target}-${fmt} in
602 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
603 mips*-*-linux*-*) case "$endian" in
604 big) emulation="mipsbelf mipslelf mipself" ;;
605 *) emulation="mipslelf mipsbelf mipself" ;;
607 mips-*-lnews*-ecoff) ;;
608 mips-*-*-ecoff) case "$endian" in
609 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
610 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
612 mips-*-*-elf) case "$endian" in
613 big) emulation="mipsbelf mipslelf mipself" ;;
614 *) emulation="mipslelf mipsbelf mipself" ;;
616 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
617 # i386-pc-pe-coff != i386-pc-coff.
619 # Uncommenting the next line will turn on support for i386 AOUT
620 # for the default linux configuration
621 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
623 i386-*-aout) emulation="i386aout" ;;
624 i386-*-coff) emulation="i386coff" ;;
625 i386-*-elf) emulation="i386elf" ;;
627 # Always all formats. The first stated emulation becomes the default.
628 cris-*-*aout*) emulation="crisaout criself" ;;
629 cris-*-*) emulation="criself crisaout" ;;
632 emulations="$emulations $emulation"
636 # Turn on all targets if possible
637 if test ${all_targets} = "yes"; then
638 case ${target_cpu_type} in
640 case ${obj_format} in
642 emulations="$emulations i386coff i386elf"
645 emulations="$emulations i386aout i386elf"
648 emulations="$emulations i386aout i386coff"
655 # Assign floating point type. Most processors with FP support
656 # IEEE FP. On those that don't support FP at all, usually IEEE
658 case ${target_cpu} in
659 vax | tahoe ) atof=${target_cpu} ;;
664 case "${obj_format}" in
665 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
668 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
670 if test $using_cgen = yes ; then
671 case ${target_cpu} in
672 *) cgen_cpu_prefix=${target_cpu} ;;
674 AC_SUBST(cgen_cpu_prefix)
675 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
679 dnl Make sure the desired support files exist.
682 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
683 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
686 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
687 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
690 case ${user_bfd_gas}-${primary_bfd_gas} in
692 # We didn't override user's choice.
695 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
707 # User specified nothing.
711 # Some COFF configurations want these random other flags set.
712 case ${obj_format} in
714 case ${target_cpu_type} in
715 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
716 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
717 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
722 # Getting this done right is going to be a bitch. Each configuration specified
723 # with --enable-targets=... should be checked for environment, format, cpu, and
726 # For each configuration, the necessary object file support code must be linked
727 # in. This might be only one, it might be up to four. The necessary emulation
728 # code needs to be provided, too.
730 # And then there's "--enable-targets=all"....
732 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
734 formats="${obj_format}"
738 for em in . $emulations ; do
741 mipsbelf | mipslelf | mipself)
742 fmt=elf file=mipself ;;
743 mipsbecoff | mipslecoff | mipsecoff)
744 fmt=ecoff file=mipsecoff ;;
752 formats="$formats $fmt"
753 emfiles="$emfiles e-$file.o"
754 EMULATIONS="$EMULATIONS &$em,"
758 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
759 for fmt in $formats ; do
761 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
762 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
763 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
764 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
765 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
766 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
767 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
768 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
769 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
770 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
772 extra_objects="$extra_objects obj-$fmt.o"
776 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
777 DEFAULT_EMULATION=`set . $emulations ; echo $2`
778 # e-mips* has more than one emulation per file, e-i386* has just one at the
779 # moment. If only one emulation is specified, then don't define
780 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
781 case "${obj_format}${emfiles}" in
783 extra_objects="$extra_objects $emfiles"
784 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
787 AC_SUBST(extra_objects)
788 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
789 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
790 [Default emulation.])
792 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
793 yes-*-coff) need_bfd=yes ;;
794 no-*-coff) need_bfd=yes
795 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
798 reject_dev_configs=yes
800 case ${reject_dev_configs}-${dev} in
802 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
806 AC_SUBST(target_cpu_type)
809 AC_SUBST(install_tooldir)
811 dnl AC_SUBST(emulation)
813 case "${primary_bfd_gas}" in
814 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
818 # do we need the opcodes library?
819 case "${need_opcodes}" in
821 OPCODES_LIB=../opcodes/libopcodes.la
825 case "${need_bfd}" in
827 BFDLIB=../bfd/libbfd.la
828 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
833 AC_SUBST(OPCODES_LIB)
835 AC_SUBST(ALL_OBJ_DEPS)
837 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
838 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
839 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
840 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
841 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
854 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
856 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
857 # people who are not cross-compiling but are compiling cross-assemblers.
858 AC_MSG_CHECKING(whether compiling a cross-assembler)
859 if test "${host}" = "${target}"; then
863 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
865 AC_MSG_RESULT($cross_gas)
867 dnl ansidecl.h will deal with const
872 # VMS doesn't have unlink.
873 AC_CHECK_FUNCS(unlink remove, break)
875 # Some systems don't have sbrk().
878 # do we need the math library?
879 case "${need_libm}" in
886 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
887 # enough, but on some of those systems, the assert macro relies on requoting
891 # On some systems, the system header files may not declare malloc, realloc,
892 # and free. There are places where gas needs these functions to have been
893 # declared -- such as when taking their addresses.
901 #ifdef HAVE_STRINGS_H
912 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
913 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
914 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
915 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
916 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
918 # Does errno.h declare errno, or do we have to add a separate declaration
920 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
926 dnl This must come last.
928 dnl We used to make symlinks to files in the source directory, but now
929 dnl we just use the right name for .c files, and create .h files in
930 dnl the build directory which include the right .h file. Make sure
931 dnl the old symlinks don't exist, so that a reconfigure in an existing
932 dnl directory behaves reasonably.
934 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
935 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
936 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
937 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
938 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
939 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
940 if test "x$cgen_cpu_prefix" != x ; then
941 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
944 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
945 [target_cpu_type=${target_cpu_type}
946 cgen_cpu_prefix=${cgen_cpu_prefix}
947 obj_format=${obj_format}