1 dnl Process this file with autoconf to produce a configure script.
3 dnl And be careful when changing it! If you must add tests with square
4 dnl brackets, be sure changequote invocations surround it.
7 dnl v2.5 needed for --bindir et al
15 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
17 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
22 AC_ARG_ENABLE(bfd-assembler,
23 [ --enable-bfd-assembler use BFD back end for writing object files],
24 [case "${enableval}" in
25 yes) need_bfd=yes user_bfd_gas=yes ;;
26 no) user_bfd_gas=no ;;
27 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
29 AC_ARG_ENABLE(targets,
30 [ targets alternative target configurations besides the primary],
31 [case "${enableval}" in
32 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
34 no) enable_targets= ;;
35 *) enable_targets=$enableval ;;
37 AC_ARG_ENABLE(commonbfdlib,
38 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
39 [case "${enableval}" in
40 yes) commonbfdlib=true ;;
41 no) commonbfdlib=false ;;
42 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
47 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
48 AC_ARG_ENABLE(build-warnings,
49 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
50 [case "${enableval}" in
52 no) build_warnings="-w";;
53 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
54 build_warnings="${build_warnings} ${t}";;
55 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
56 build_warnings="${t} ${build_warnings}";;
57 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
59 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
60 echo "Setting warning flags = $build_warnings" 6>&1
63 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
64 WARN_CFLAGS="${build_warnings}"
68 # Generate a header file
69 AM_CONFIG_HEADER(config.h:config.in)
71 # If we are on a DOS filesystem, we must use gdb.ini rather than
75 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
83 # Makefile target for installing gas in $(tooldir)/bin.
84 install_tooldir=install-exec-tooldir
88 if test -n "$enable_targets" ; then
89 for t in `echo $enable_targets | sed 's/,/ /g'`; do
90 if test $t = "all"; then
94 result=`$ac_config_sub $t 2>/dev/null`
95 if test -n "$result" ; then
96 canon_targets="$canon_targets $result"
98 # # Permit "all", etc. We don't support it yet though.
99 # canon_targets="$canon_targets $t"
102 GAS_UNIQ(canon_targets)
107 for this_target in $target $canon_targets ; do
110 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 or32*) cpu_type=or32 endian=big ;;
141 pjl*) cpu_type=pj endian=little ;;
142 pj*) cpu_type=pj endian=big ;;
143 powerpc*le*) cpu_type=ppc endian=little ;;
144 powerpc*) cpu_type=ppc endian=big ;;
145 rs6000*) cpu_type=ppc ;;
146 s390x*) cpu_type=s390 arch=s390x ;;
147 s390*) cpu_type=s390 arch=s390 ;;
148 sh5*) cpu_type=sh64 endian=big ;;
149 sh5le*) cpu_type=sh64 endian=little ;;
150 sh64*) cpu_type=sh64 endian=big ;;
151 sh64le*) cpu_type=sh64 endian=little ;;
152 sh*le) cpu_type=sh endian=little ;;
153 sh*) cpu_type=sh endian=big ;;
154 sparclite*) cpu_type=sparc arch=sparclite ;;
155 sparclet*) cpu_type=sparc arch=sparclet ;;
156 sparc64*) cpu_type=sparc arch=v9-64 ;;
157 sparc86x*) cpu_type=sparc arch=sparc86x ;;
158 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
159 v850*) cpu_type=v850 ;;
160 *) cpu_type=${cpu} ;;
163 if test ${this_target} = $target ; then
164 target_cpu_type=${cpu_type}
165 elif test ${target_cpu_type} != ${cpu_type} ; then
169 generic_target=${cpu_type}-$vendor-$os
174 # assign object format
175 case ${generic_target} in
176 a29k-*-coff) fmt=coff ;;
177 a29k-amd-udi) fmt=coff ;;
178 a29k-amd-ebmon) fmt=coff ;;
179 a29k-nyu-sym1) fmt=coff ;;
180 a29k-*-rtems*) fmt=coff ;;
181 a29k-*-vxworks*) fmt=coff ;;
183 alpha*-*-*vms*) fmt=evax ;;
184 alpha*-*-netware*) fmt=ecoff ;;
185 alpha*-*-openbsd*) fmt=ecoff ;;
186 alpha*-*-osf*) fmt=ecoff ;;
187 alpha*-*-linuxecoff*) fmt=ecoff ;;
188 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
189 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
191 arc-*-elf*) fmt=elf bfd_gas=yes ;;
193 arm-*-aout) fmt=aout ;;
194 arm-*-coff | thumb-*-coff) fmt=coff ;;
195 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
196 arm-*-elf | thumb-*-elf) fmt=elf ;;
197 arm*-*-conix*) fmt=elf ;;
198 arm-*-linux*aout*) fmt=aout em=linux ;;
199 arm*-*-linux-gnu* | arm*-*-uclinux*)
201 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
202 arm-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
203 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
204 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
205 arm-*-wince) fmt=coff em=wince-pe ;;
206 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
207 arm-*-riscix*) fmt=aout em=riscix ;;
208 arm-*-vxworks) fmt=coff ;;
210 avr-*-*) fmt=elf bfd_gas=yes ;;
212 cris-*-*) fmt=multi bfd_gas=yes ;;
214 d10v-*-*) fmt=elf bfd_gas=yes ;;
215 d30v-*-*) fmt=elf bfd_gas=yes ;;
219 fr30-*-*) fmt=elf bfd_gas=yes ;;
220 frv-*-*) fmt=elf bfd_gas=yes ;;
222 hppa-*-linux-gnu*) case ${cpu} in
224 fmt=elf em=hppalinux64;;
228 hppa-*-*elf*) fmt=elf em=hppa ;;
229 hppa-*-lites*) fmt=elf em=hppa ;;
230 hppa-*-netbsd*) fmt=elf em=nbsd ;;
231 hppa-*-osf*) fmt=som em=hppa ;;
232 hppa-*-rtems*) fmt=elf em=hppa ;;
233 hppa-*-hpux11*) case ${cpu} in
239 hppa-*-hpux*) fmt=som em=hppa ;;
240 hppa-*-mpeix*) fmt=som em=hppa ;;
241 hppa-*-bsd*) fmt=som em=hppa ;;
242 hppa-*-hiux*) fmt=som em=hppa ;;
244 h8300-*-rtems*) fmt=coff ;;
245 h8300-*-coff) fmt=coff ;;
246 h8300-*-elf) fmt=elf ;;
247 h8500-*-rtems*) fmt=coff ;;
248 h8500-*-coff) fmt=coff ;;
250 i370-*-elf* | i370-*-linux*) fmt=elf ;;
251 i386-ibm-aix*) fmt=coff em=i386aix ;;
252 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
253 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
254 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
255 i386-*-bsd*) fmt=aout em=386bsd ;;
256 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
257 i386-*-netbsdpe*) fmt=coff em=pe bfd_gas=yes ;;
258 i386-*-netbsd*) em=nbsd bfd_gas=yes
268 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
269 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
270 i386-*-linux*coff*) fmt=coff em=linux ;;
271 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
272 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
273 i386-*-lynxos*) fmt=coff em=lynx ;;
275 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
276 fmt=elf bfd_gas=yes ;;
277 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
278 fmt=aout em=386bsd ;;
280 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
282 i386-*-sco3.2v5*) fmt=elf
283 if test ${this_target} = $target; then
284 AC_DEFINE(SCO_ELF, 1,
285 [Define if defaulting to ELF on SCO 5.])
288 i386-*-sco3.2*) fmt=coff ;;
289 i386-*-vsta) fmt=aout ;;
290 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
291 fmt=coff em=go32 bfd_gas=yes
292 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
294 i386-*-rtemself*) fmt=elf ;;
295 i386-*-rtemscoff*) fmt=coff ;;
296 i386-*-rtems*) fmt=elf ;;
297 i386-*-gnu*) fmt=elf ;;
299 fmt=aout em=mach bfd_gas=yes ;;
300 i386-*-msdos*) fmt=aout ;;
301 i386-*-moss*) fmt=elf ;;
302 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
303 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
304 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
305 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
306 i386-*-nto-qnx*) fmt=elf ;;
307 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
308 i386-*-vxworks*) fmt=aout ;;
309 i386-*-chaos) fmt=elf ;;
310 i860-stardent-sysv4* | i860-stardent-elf*)
311 fmt=elf bfd_gas=yes endian=little
312 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
313 i960-*-bout) fmt=bout ;;
314 i960-*-coff) fmt=coff em=ic960 ;;
315 i960-*-rtems*) fmt=coff em=ic960 ;;
316 i960-*-nindy*) fmt=bout ;;
317 i960-*-vxworks4*) fmt=bout ;;
318 i960-*-vxworks5.0) fmt=bout ;;
319 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
320 i960-*-vxworks*) fmt=bout ;;
321 i960-*-elf*) fmt=elf ;;
323 ia64-*-elf*) fmt=elf ;;
324 ia64-*-aix*) fmt=elf em=ia64aix ;;
325 ia64-*-linux-gnu*) fmt=elf em=linux ;;
326 ia64-*-hpux*) fmt=elf em=hpux ;;
327 ia64-*-netbsd*) fmt=elf em=nbsd ;;
329 m32r-*-*) fmt=elf bfd_gas=yes ;;
331 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
333 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
335 m68k-motorola-sysv*) fmt=coff em=delta ;;
336 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
337 m68k-apollo-*) fmt=coff em=apollo ;;
338 m68k-*-sysv4*) # must be before -sysv*
340 m68k-*-elf*) fmt=elf ;;
341 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
343 m68k-*-rtems*) fmt=elf ;;
344 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
345 m68k-*-linux*aout*) fmt=aout em=linux ;;
346 m68k-*-linux-gnu*) fmt=elf em=linux ;;
347 m68k-*-gnu*) fmt=elf ;;
348 m68k-*-lynxos*) fmt=coff em=lynx ;;
349 m68k-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
350 m68k-*-netbsdaout* | m68k-*-netbsd*)
351 fmt=aout em=nbsd bfd_gas=yes ;;
352 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
353 m68k-apple-aux*) fmt=coff em=aux ;;
354 m68k-*-psos*) fmt=elf em=psos;;
356 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
357 m88k-*-coff*) fmt=coff ;;
359 mcore-*-elf) fmt=elf bfd_gas=yes ;;
360 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
362 # don't change em like *-*-bsd does
363 mips-dec-openbsd*) fmt=elf endian=little ;;
364 mips-dec-bsd*) fmt=aout endian=little ;;
365 mips-sony-bsd*) fmt=ecoff ;;
366 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
367 mips-*-ultrix*) fmt=ecoff endian=little ;;
368 mips-*-osf*) fmt=ecoff endian=little ;;
369 mips-*-ecoff*) fmt=ecoff ;;
370 mips-*-pe*) fmt=coff endian=little em=pe ;;
371 mips-*-irix6*) fmt=elf ;;
372 mips-*-irix5*) fmt=elf ;;
373 mips-*-irix*) fmt=ecoff ;;
374 mips-*-lnews*) fmt=ecoff em=lnews ;;
375 mips-*-riscos*) fmt=ecoff ;;
376 mips*-*-linux*) fmt=elf em=tmips ;;
377 mips-*-sysv4*MP* | mips-*-gnu*)
379 mips-*-sysv*) fmt=ecoff ;;
380 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
382 mips-*-vxworks*) fmt=elf ;;
383 mmix-*-*) fmt=elf bfd_gas=yes ;;
384 mn10200-*-*) fmt=elf bfd_gas=yes ;;
385 mn10300-*-*) fmt=elf bfd_gas=yes ;;
386 openrisc-*-*) fmt=elf bfd_gas=yes ;;
387 or32-*-rtems*) fmt=coff ;;
388 or32-*-coff) fmt=coff ;;
389 or32-*-elf) fmt=elf ;;
391 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
393 ppc-*-aix5*) fmt=coff em=aix5 ;;
394 ppc-*-aix*) fmt=coff ;;
395 ppc-*-beos*) fmt=coff ;;
396 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
398 ppc-*-linux-gnu*) fmt=elf
401 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
404 ppc-*-solaris*) fmt=elf
405 if test ${this_target} = $target; then
406 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
407 [Define if default target is PowerPC Solaris.])
409 if test x${endian} = xbig; then
410 AC_MSG_ERROR(Solaris must be configured little endian)
413 ppc-*-rtems*) fmt=elf ;;
414 ppc-*-macos* | ppc-*-mpw*)
416 ppc-*-netware*) fmt=elf em=ppcnw ;;
417 ppc-*-vxworks*) fmt=elf ;;
418 ppc-*-windiss*) fmt=elf ;;
420 s390x-*-linux-gnu*) fmt=elf em=linux ;;
421 s390-*-linux-gnu*) fmt=elf em=linux ;;
423 sh*-*-linux*) fmt=elf em=linux
430 sh5*-*-netbsd*) fmt=elf em=nbsd ;;
431 sh64*-*-netbsd*) fmt=elf em=nbsd ;;
432 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
433 sh-*-elf*) fmt=elf ;;
434 sh-*-coff*) fmt=coff ;;
435 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
436 sh-*-rtemself*) fmt=elf ;;
437 sh-*-rtems*) fmt=coff ;;
439 sh64-*-elf*) fmt=elf ;;
440 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
441 ns32k-*-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
442 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
444 sparc-*-rtemsaout*) fmt=aout ;;
445 sparc-*-rtemself*) fmt=elf ;;
446 sparc-*-rtems*) fmt=elf ;;
447 sparc-*-sunos4*) fmt=aout em=sun3 ;;
448 sparc-*-aout | sparc*-*-vxworks*)
449 fmt=aout em=sparcaout ;;
450 sparc-*-coff) fmt=coff ;;
451 sparc-*-linux*aout*) fmt=aout em=linux ;;
452 sparc-*-linux-gnu*) fmt=elf em=linux ;;
453 sparc-*-lynxos*) fmt=coff em=lynx ;;
454 sparc-fujitsu-none) fmt=aout ;;
455 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
457 sparc-*-netbsd*) em=nbsd bfd_gas=yes
466 sparc-*-openbsd*) fmt=aout em=nbsd ;;
468 strongarm-*-coff) fmt=coff ;;
469 strongarm-*-elf) fmt=elf ;;
470 xscale-*-coff) fmt=coff ;;
471 xscale-*-elf) fmt=elf ;;
473 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
474 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
475 tic54x-*-* | c54x*-*-*)
476 fmt=coff bfd_gas=yes need_libm=yes;;
477 tic80-*-*) fmt=coff ;;
479 v850-*-*) fmt=elf bfd_gas=yes ;;
480 v850e-*-*) fmt=elf bfd_gas=yes ;;
481 v850ea-*-*) fmt=elf bfd_gas=yes ;;
483 vax-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
484 vax-*-netbsdaout* | vax-*-netbsd*)
486 vax-*-bsd* | vax-*-ultrix*)
488 vax-*-vms) fmt=vms ;;
492 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
494 z8k-*-coff | z8k-*-sim)
497 *-*-aout | *-*-scout)
499 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
504 *-*-generic) fmt=generic ;;
505 *-*-xray | *-*-hms) fmt=coff ;;
507 *-*-elf | *-*-sysv4* | *-*-solaris*)
508 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
510 *-*-vxworks) fmt=aout ;;
511 *-*-netware) fmt=elf ;;
514 if test ${this_target} = $target ; then
516 if test x${endian} = xbig; then
518 elif test x${endian} = xlittle; then
521 if test x${endian_def} != x; then
522 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
523 [Define as 1 if big endian.])
527 case ${cpu_type}-${fmt} in
528 alpha*-*) bfd_gas=yes ;;
529 arm-*) bfd_gas=yes ;;
531 # i386-aout) bfd_gas=preferred ;;
532 ia64*-*) bfd_gas=yes ;;
533 mips-*) bfd_gas=yes ;;
534 ns32k-*) bfd_gas=yes ;;
535 pdp11-*) bfd_gas=yes ;;
536 ppc-*) bfd_gas=yes ;;
537 sparc-*) bfd_gas=yes ;;
538 strongarm-*) bfd_gas=yes ;;
539 xscale-*) bfd_gas=yes ;;
540 *-elf) bfd_gas=yes ;;
541 *-ecoff) bfd_gas=yes ;;
542 *-som) bfd_gas=yes ;;
543 #enable bfd for coff and aout to allow testing if a bfd target is
544 #the primary target, but not for coff or aout as the primary target
545 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
546 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
550 # Other random stuff.
552 # Do we need the opcodes library?
560 case "${enable_shared}" in
561 yes) shared_opcodes=true ;;
562 *opcodes*) shared_opcodes=true ;;
563 *) shared_opcodes=false ;;
565 if test "${shared_opcodes}" = "true"; then
566 # A shared libopcodes must be linked against libbfd.
572 # Any other special object files needed ?
574 fr30 | m32r | openrisc)
582 case ${extra_objects} in
584 *) extra_objects="$extra_objects m68k-parse.o" ;;
589 echo ${extra_objects} | grep -s "itbl-parse.o"
590 if test $? -ne 0 ; then
591 extra_objects="$extra_objects itbl-parse.o"
594 echo ${extra_objects} | grep -s "itbl-lex.o"
595 if test $? -ne 0 ; then
596 extra_objects="$extra_objects itbl-lex.o"
599 echo ${extra_objects} | grep -s "itbl-ops.o"
600 if test $? -ne 0 ; then
601 extra_objects="$extra_objects itbl-ops.o"
606 if test $this_target = $target ; then
607 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
619 if test $using_cgen = yes ; then
620 case "x${extra_objects}" in
622 *) extra_objects="$extra_objects cgen.o" ;;
626 # See if we really can support this configuration with the emulation code.
628 if test $this_target = $target ; then
629 primary_bfd_gas=$bfd_gas
633 if test $bfd_gas = no ; then
634 # Can't support other configurations this way.
637 elif test $bfd_gas = no ; then
638 # Can't support this configuration.
642 # From target name and format, produce a list of supported emulations.
644 case ${generic_target}-${fmt} in
645 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
646 mips*-*-linux*-*) case "$endian" in
647 big) emulation="mipsbelf mipslelf mipself" ;;
648 *) emulation="mipslelf mipsbelf mipself" ;;
650 mips-*-lnews*-ecoff) ;;
651 mips-*-*-ecoff) case "$endian" in
652 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
653 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
655 mips-*-*-elf) case "$endian" in
656 big) emulation="mipsbelf mipslelf mipself" ;;
657 *) emulation="mipslelf mipsbelf mipself" ;;
659 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
660 # i386-pc-pe-coff != i386-pc-coff.
662 # Uncommenting the next line will turn on support for i386 AOUT
663 # for the default linux configuration
664 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
666 i386-*-aout) emulation="i386aout" ;;
667 i386-*-coff) emulation="i386coff" ;;
668 i386-*-elf) emulation="i386elf" ;;
670 # Always all formats. The first stated emulation becomes the default.
671 cris-*-*aout*) emulation="crisaout criself" ;;
672 cris-*-*) emulation="criself crisaout" ;;
675 emulations="$emulations $emulation"
679 # Turn on all targets if possible
680 if test ${all_targets} = "yes"; then
681 case ${target_cpu_type} in
683 case ${obj_format} in
685 emulations="$emulations i386coff i386elf"
688 emulations="$emulations i386aout i386elf"
691 emulations="$emulations i386aout i386coff"
698 # Assign floating point type. Most processors with FP support
699 # IEEE FP. On those that don't support FP at all, usually IEEE
701 case ${target_cpu} in
702 vax | tahoe ) atof=${target_cpu} ;;
707 case "${obj_format}" in
708 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
711 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
713 if test $using_cgen = yes ; then
714 case ${target_cpu} in
715 *) cgen_cpu_prefix=${target_cpu} ;;
717 AC_SUBST(cgen_cpu_prefix)
718 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
722 dnl Make sure the desired support files exist.
725 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
726 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
729 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
730 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
733 case ${user_bfd_gas}-${primary_bfd_gas} in
735 # We didn't override user's choice.
738 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
750 # User specified nothing.
754 # Some COFF configurations want these random other flags set.
755 case ${obj_format} in
757 case ${target_cpu_type} in
758 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
759 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
760 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
765 # Getting this done right is going to be a bitch. Each configuration specified
766 # with --enable-targets=... should be checked for environment, format, cpu, and
769 # For each configuration, the necessary object file support code must be linked
770 # in. This might be only one, it might be up to four. The necessary emulation
771 # code needs to be provided, too.
773 # And then there's "--enable-targets=all"....
775 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
777 formats="${obj_format}"
781 for em in . $emulations ; do
784 mipsbelf | mipslelf | mipself)
785 fmt=elf file=mipself ;;
786 mipsbecoff | mipslecoff | mipsecoff)
787 fmt=ecoff file=mipsecoff ;;
795 formats="$formats $fmt"
796 emfiles="$emfiles e-$file.o"
797 EMULATIONS="$EMULATIONS &$em,"
801 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
802 for fmt in $formats ; do
804 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
805 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
806 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
807 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
808 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
809 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
810 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
811 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
812 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
813 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
815 extra_objects="$extra_objects obj-$fmt.o"
819 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
820 DEFAULT_EMULATION=`set . $emulations ; echo $2`
821 # e-mips* has more than one emulation per file, e-i386* has just one at the
822 # moment. If only one emulation is specified, then don't define
823 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
824 case "${obj_format}${emfiles}" in
826 extra_objects="$extra_objects $emfiles"
827 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
830 AC_SUBST(extra_objects)
831 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
832 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
833 [Default emulation.])
835 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
836 yes-*-coff) need_bfd=yes ;;
837 no-*-coff) need_bfd=yes
838 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
841 reject_dev_configs=yes
843 case ${reject_dev_configs}-${dev} in
845 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
849 AC_SUBST(target_cpu_type)
852 AC_SUBST(install_tooldir)
854 dnl AC_SUBST(emulation)
856 case "${primary_bfd_gas}" in
857 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
861 # do we need the opcodes library?
862 case "${need_opcodes}" in
864 OPCODES_LIB=../opcodes/libopcodes.la
868 case "${need_bfd}" in
870 BFDLIB=../bfd/libbfd.la
871 ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
876 AC_SUBST(OPCODES_LIB)
878 AC_SUBST(ALL_OBJ_DEPS)
880 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
881 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
882 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
883 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
884 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
891 ALL_LINGUAS="fr tr es"
897 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
899 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
900 # people who are not cross-compiling but are compiling cross-assemblers.
901 AC_MSG_CHECKING(whether compiling a cross-assembler)
902 if test "${host}" = "${target}"; then
906 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
908 AC_MSG_RESULT($cross_gas)
910 dnl ansidecl.h will deal with const
915 # VMS doesn't have unlink.
916 AC_CHECK_FUNCS(unlink remove, break)
918 # Some systems don't have sbrk().
921 # do we need the math library?
922 case "${need_libm}" in
929 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
930 # enough, but on some of those systems, the assert macro relies on requoting
934 # On some systems, the system header files may not declare malloc, realloc,
935 # and free. There are places where gas needs these functions to have been
936 # declared -- such as when taking their addresses.
944 #ifdef HAVE_STRINGS_H
955 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
956 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
957 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
958 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
959 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
961 # Does errno.h declare errno, or do we have to add a separate declaration
963 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
969 dnl This must come last.
971 dnl We used to make symlinks to files in the source directory, but now
972 dnl we just use the right name for .c files, and create .h files in
973 dnl the build directory which include the right .h file. Make sure
974 dnl the old symlinks don't exist, so that a reconfigure in an existing
975 dnl directory behaves reasonably.
977 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
978 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
979 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
980 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
981 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
982 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
983 if test "x$cgen_cpu_prefix" != x ; then
984 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
987 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
988 [target_cpu_type=${target_cpu_type}
989 cgen_cpu_prefix=${cgen_cpu_prefix}
990 obj_format=${obj_format}