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-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
330 m68k-*-netbsdaout* | m68k-*-netbsd*)
331 fmt=aout em=nbsd bfd_gas=yes ;;
332 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
333 m68k-apple-aux*) fmt=coff em=aux ;;
334 m68k-*-psos*) fmt=elf em=psos;;
336 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
337 m88k-*-coff*) fmt=coff ;;
339 mcore-*-elf) fmt=elf bfd_gas=yes ;;
340 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
342 # don't change em like *-*-bsd does
343 mips-dec-netbsd*) fmt=elf endian=little ;;
344 mips-dec-openbsd*) fmt=elf endian=little ;;
345 mips-dec-bsd*) fmt=aout endian=little ;;
346 mips-sony-bsd*) fmt=ecoff ;;
347 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
348 mips-*-ultrix*) fmt=ecoff endian=little ;;
349 mips-*-osf*) fmt=ecoff endian=little ;;
350 mips-*-ecoff*) fmt=ecoff ;;
351 mips-*-pe*) fmt=coff endian=little em=pe ;;
352 mips-*-irix6*) fmt=elf ;;
353 mips-*-irix5*) fmt=elf ;;
354 mips-*-irix*) fmt=ecoff ;;
355 mips-*-lnews*) fmt=ecoff em=lnews ;;
356 mips-*-riscos*) fmt=ecoff ;;
357 mips*-*-linux*) fmt=elf em=tmips mips_stabs_elf=y ;;
358 mips-*-sysv4*MP* | mips-*-gnu*)
360 mips-*-sysv*) fmt=ecoff ;;
361 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
363 mips-*-vxworks*) fmt=elf mips_stabs_elf=y ;;
364 mmix-*-*) fmt=elf bfd_gas=yes ;;
365 mn10200-*-*) fmt=elf bfd_gas=yes ;;
366 mn10300-*-*) fmt=elf bfd_gas=yes ;;
367 openrisc-*-*) fmt=elf bfd_gas=yes ;;
369 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
371 ppc-*-aix*) fmt=coff ;;
372 ppc-*-beos*) fmt=coff ;;
373 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
375 ppc-*-linux-gnu*) fmt=elf
378 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
381 ppc-*-solaris*) fmt=elf
382 if test ${this_target} = $target; then
383 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
384 [Define if default target is PowerPC Solaris.])
386 if test x${endian} = xbig; then
387 AC_MSG_ERROR(Solaris must be configured little endian)
390 ppc-*-rtems*) fmt=elf ;;
391 ppc-*-macos* | ppc-*-mpw*)
393 ppc-*-netware*) fmt=elf em=ppcnw ;;
394 ppc-*-vxworks*) fmt=elf ;;
396 s390x-*-linux-gnu*) fmt=elf em=linux ;;
397 s390-*-linux-gnu*) fmt=elf em=linux ;;
399 sh*eb-*-linux*) fmt=elf em=linux endian=big ;;
400 sh*-*-linux*) fmt=elf em=linux endian=little ;;
401 sh-*-elf*) fmt=elf ;;
402 sh-*-coff*) fmt=coff bfd_gas=yes;;
403 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
404 sh-*-rtemself*) fmt=elf ;;
405 sh-*-rtems*) fmt=coff bfd_gas=yes;;
407 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
408 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
409 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
411 sparc-*-rtemsaout*) fmt=aout ;;
412 sparc-*-rtemself*) fmt=elf ;;
413 sparc-*-rtems*) fmt=elf ;;
414 sparc-*-sunos4*) fmt=aout em=sun3 ;;
415 sparc-*-aout | sparc*-*-vxworks*)
416 fmt=aout em=sparcaout ;;
417 sparc-*-coff) fmt=coff ;;
418 sparc-*-linux*aout*) fmt=aout em=linux ;;
419 sparc-*-linux-gnu*) fmt=elf em=linux ;;
420 sparc-*-lynxos*) fmt=coff em=lynx ;;
421 sparc-fujitsu-none) fmt=aout ;;
422 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
424 sparc-*-netbsd*) em=nbsd bfd_gas=yes
433 sparc-*-openbsd*) fmt=aout em=nbsd ;;
435 strongarm-*-coff) fmt=coff ;;
436 strongarm-*-elf) fmt=elf ;;
437 xscale-*-coff) fmt=coff ;;
438 xscale-*-elf) fmt=elf ;;
440 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
441 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
442 tic54x-*-* | c54x*-*-*)
443 fmt=coff bfd_gas=yes need_libm=yes;;
444 tic80-*-*) fmt=coff ;;
446 v850-*-*) fmt=elf bfd_gas=yes ;;
447 v850e-*-*) fmt=elf bfd_gas=yes ;;
448 v850ea-*-*) fmt=elf bfd_gas=yes ;;
450 vax-*-bsd* | vax-*-ultrix*)
452 vax-*-vms) fmt=vms ;;
456 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
458 z8k-*-coff | z8k-*-sim)
461 *-*-aout | *-*-scout)
463 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
468 *-*-generic) fmt=generic ;;
469 *-*-xray | *-*-hms) fmt=coff ;;
471 *-*-elf | *-*-sysv4* | *-*-solaris*)
472 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
474 *-*-vxworks) fmt=aout ;;
475 *-*-netware) fmt=elf ;;
478 if test ${this_target} = $target ; then
480 if test x${endian} = xbig; then
482 elif test x${endian} = xlittle; then
485 if test x${endian_def} != x; then
486 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
487 [Define as 1 if big endian.])
491 if test x${mips_stabs_elf} != x; then
492 AC_DEFINE(MIPS_STABS_ELF, 1,
493 [Use ELF stabs for MIPS, not ECOFF stabs])
496 case ${cpu_type}-${fmt} in
497 alpha*-*) bfd_gas=yes ;;
498 arm-*) bfd_gas=yes ;;
500 # i386-aout) bfd_gas=preferred ;;
501 ia64*-*) bfd_gas=yes ;;
502 mips-*) bfd_gas=yes ;;
503 ns32k-*) bfd_gas=yes ;;
504 pdp11-*) bfd_gas=yes ;;
505 ppc-*) bfd_gas=yes ;;
506 sparc-*) bfd_gas=yes ;;
507 strongarm-*) bfd_gas=yes ;;
508 xscale-*) bfd_gas=yes ;;
509 *-elf) bfd_gas=yes ;;
510 *-ecoff) bfd_gas=yes ;;
511 *-som) bfd_gas=yes ;;
512 #enable bfd for coff and aout to allow testing if a bfd target is
513 #the primary target, but not for coff or aout as the primary target
514 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
515 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
519 # Other random stuff.
521 # Do we need the opcodes library?
529 case "${enable_shared}" in
530 yes) shared_opcodes=true ;;
531 *opcodes*) shared_opcodes=true ;;
532 *) shared_opcodes=false ;;
534 if test "${shared_opcodes}" = "true"; then
535 # A shared libopcodes must be linked against libbfd.
541 # Any other special object files needed ?
543 fr30 | m32r | openrisc)
548 case ${extra_objects} in
550 *) extra_objects="$extra_objects m68k-parse.o" ;;
555 echo ${extra_objects} | grep -s "itbl-parse.o"
556 if test $? -ne 0 ; then
557 extra_objects="$extra_objects itbl-parse.o"
560 echo ${extra_objects} | grep -s "itbl-lex.o"
561 if test $? -ne 0 ; then
562 extra_objects="$extra_objects itbl-lex.o"
565 echo ${extra_objects} | grep -s "itbl-ops.o"
566 if test $? -ne 0 ; then
567 extra_objects="$extra_objects itbl-ops.o"
572 if test $this_target = $target ; then
573 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
585 if test $using_cgen = yes ; then
586 case "x${extra_objects}" in
588 *) extra_objects="$extra_objects cgen.o" ;;
592 # See if we really can support this configuration with the emulation code.
594 if test $this_target = $target ; then
595 primary_bfd_gas=$bfd_gas
599 if test $bfd_gas = no ; then
600 # Can't support other configurations this way.
603 elif test $bfd_gas = no ; then
604 # Can't support this configuration.
608 # From target name and format, produce a list of supported emulations.
610 case ${generic_target}-${fmt} in
611 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
612 mips*-*-linux*-*) case "$endian" in
613 big) emulation="mipsbelf mipslelf mipself" ;;
614 *) emulation="mipslelf mipsbelf mipself" ;;
616 mips-*-lnews*-ecoff) ;;
617 mips-*-*-ecoff) case "$endian" in
618 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
619 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
621 mips-*-*-elf) case "$endian" in
622 big) emulation="mipsbelf mipslelf mipself" ;;
623 *) emulation="mipslelf mipsbelf mipself" ;;
625 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
626 # i386-pc-pe-coff != i386-pc-coff.
628 # Uncommenting the next line will turn on support for i386 AOUT
629 # for the default linux configuration
630 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
632 i386-*-aout) emulation="i386aout" ;;
633 i386-*-coff) emulation="i386coff" ;;
634 i386-*-elf) emulation="i386elf" ;;
636 # Always all formats. The first stated emulation becomes the default.
637 cris-*-*aout*) emulation="crisaout criself" ;;
638 cris-*-*) emulation="criself crisaout" ;;
641 emulations="$emulations $emulation"
645 # Turn on all targets if possible
646 if test ${all_targets} = "yes"; then
647 case ${target_cpu_type} in
649 case ${obj_format} in
651 emulations="$emulations i386coff i386elf"
654 emulations="$emulations i386aout i386elf"
657 emulations="$emulations i386aout i386coff"
664 # Assign floating point type. Most processors with FP support
665 # IEEE FP. On those that don't support FP at all, usually IEEE
667 case ${target_cpu} in
668 vax | tahoe ) atof=${target_cpu} ;;
673 case "${obj_format}" in
674 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
677 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
679 if test $using_cgen = yes ; then
680 case ${target_cpu} in
681 *) cgen_cpu_prefix=${target_cpu} ;;
683 AC_SUBST(cgen_cpu_prefix)
684 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
688 dnl Make sure the desired support files exist.
691 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
692 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
695 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
696 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
699 case ${user_bfd_gas}-${primary_bfd_gas} in
701 # We didn't override user's choice.
704 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
716 # User specified nothing.
720 # Some COFF configurations want these random other flags set.
721 case ${obj_format} in
723 case ${target_cpu_type} in
724 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
725 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
726 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
731 # Getting this done right is going to be a bitch. Each configuration specified
732 # with --enable-targets=... should be checked for environment, format, cpu, and
735 # For each configuration, the necessary object file support code must be linked
736 # in. This might be only one, it might be up to four. The necessary emulation
737 # code needs to be provided, too.
739 # And then there's "--enable-targets=all"....
741 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
743 formats="${obj_format}"
747 for em in . $emulations ; do
750 mipsbelf | mipslelf | mipself)
751 fmt=elf file=mipself ;;
752 mipsbecoff | mipslecoff | mipsecoff)
753 fmt=ecoff file=mipsecoff ;;
761 formats="$formats $fmt"
762 emfiles="$emfiles e-$file.o"
763 EMULATIONS="$EMULATIONS &$em,"
767 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
768 for fmt in $formats ; do
770 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
771 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
772 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
773 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
774 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
775 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
776 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
777 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
778 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
779 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
781 extra_objects="$extra_objects obj-$fmt.o"
785 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
786 DEFAULT_EMULATION=`set . $emulations ; echo $2`
787 # e-mips* has more than one emulation per file, e-i386* has just one at the
788 # moment. If only one emulation is specified, then don't define
789 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
790 case "${obj_format}${emfiles}" in
792 extra_objects="$extra_objects $emfiles"
793 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
796 AC_SUBST(extra_objects)
797 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
798 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
799 [Default emulation.])
801 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
802 yes-*-coff) need_bfd=yes ;;
803 no-*-coff) need_bfd=yes
804 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
807 reject_dev_configs=yes
809 case ${reject_dev_configs}-${dev} in
811 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
815 AC_SUBST(target_cpu_type)
818 AC_SUBST(install_tooldir)
820 dnl AC_SUBST(emulation)
822 case "${primary_bfd_gas}" in
823 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
827 # do we need the opcodes library?
828 case "${need_opcodes}" in
830 OPCODES_LIB=../opcodes/libopcodes.la
834 case "${need_bfd}" in
836 BFDLIB=../bfd/libbfd.la
837 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
842 AC_SUBST(OPCODES_LIB)
844 AC_SUBST(ALL_OBJ_DEPS)
846 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
847 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
848 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
849 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
850 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
863 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
865 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
866 # people who are not cross-compiling but are compiling cross-assemblers.
867 AC_MSG_CHECKING(whether compiling a cross-assembler)
868 if test "${host}" = "${target}"; then
872 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
874 AC_MSG_RESULT($cross_gas)
876 dnl ansidecl.h will deal with const
881 # VMS doesn't have unlink.
882 AC_CHECK_FUNCS(unlink remove, break)
884 # Some systems don't have sbrk().
887 # do we need the math library?
888 case "${need_libm}" in
895 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
896 # enough, but on some of those systems, the assert macro relies on requoting
900 # On some systems, the system header files may not declare malloc, realloc,
901 # and free. There are places where gas needs these functions to have been
902 # declared -- such as when taking their addresses.
910 #ifdef HAVE_STRINGS_H
921 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
922 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
923 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
924 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
925 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
927 # Does errno.h declare errno, or do we have to add a separate declaration
929 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
935 dnl This must come last.
937 dnl We used to make symlinks to files in the source directory, but now
938 dnl we just use the right name for .c files, and create .h files in
939 dnl the build directory which include the right .h file. Make sure
940 dnl the old symlinks don't exist, so that a reconfigure in an existing
941 dnl directory behaves reasonably.
943 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
944 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
945 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
946 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
947 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
948 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
949 if test "x$cgen_cpu_prefix" != x ; then
950 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
953 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
954 [target_cpu_type=${target_cpu_type}
955 cgen_cpu_prefix=${cgen_cpu_prefix}
956 obj_format=${obj_format}