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 ${enableval} for BFD commonbfdlib option]) ;;
47 build_warnings="-W -Wall"
48 AC_ARG_ENABLE(build-warnings,
49 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
50 [case "${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/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 pjl*) cpu_type=pj endian=little ;;
141 pj*) cpu_type=pj endian=big ;;
142 powerpcle*) cpu_type=ppc endian=little ;;
143 powerpc*) cpu_type=ppc endian=big ;;
144 rs6000*) cpu_type=ppc ;;
145 s390x*) cpu_type=s390 arch=s390x ;;
146 s390*) cpu_type=s390 arch=s390 ;;
147 sparclite*) cpu_type=sparc arch=sparclite ;;
148 sparclet*) cpu_type=sparc arch=sparclet ;;
149 sparc64*) cpu_type=sparc arch=v9-64 ;;
150 sparc86x*) cpu_type=sparc arch=sparc86x ;;
151 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
152 v850*) cpu_type=v850 ;;
153 *) cpu_type=${cpu} ;;
156 if test ${this_target} = $target ; then
157 target_cpu_type=${cpu_type}
158 elif test ${target_cpu_type} != ${cpu_type} ; then
162 generic_target=${cpu_type}-$vendor-$os
167 # assign object format
168 case ${generic_target} in
169 a29k-*-coff) fmt=coff ;;
170 a29k-amd-udi) fmt=coff ;;
171 a29k-amd-ebmon) fmt=coff ;;
172 a29k-nyu-sym1) fmt=coff ;;
173 a29k-*-rtems*) fmt=coff ;;
174 a29k-*-vxworks*) fmt=coff ;;
176 alpha*-*-*vms*) fmt=evax ;;
177 alpha*-*-netware*) fmt=ecoff ;;
178 alpha*-*-openbsd*) fmt=ecoff ;;
179 alpha*-*-osf*) fmt=ecoff ;;
180 alpha*-*-linuxecoff*) fmt=ecoff ;;
181 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
182 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
184 arc-*-elf*) fmt=elf bfd_gas=yes ;;
186 arm-*-aout) fmt=aout ;;
187 arm-*-coff | thumb-*-coff) fmt=coff ;;
188 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
189 arm-*-elf | thumb-*-elf) fmt=elf ;;
190 arm*-*-conix*) fmt=elf ;;
191 arm-*-linux*aout*) fmt=aout em=linux ;;
192 arm*-*-linux-gnu* | arm*-*-uclinux*)
194 arm-*-netbsd*) fmt=aout em=nbsd ;;
195 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
196 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
197 arm-*-wince) fmt=coff em=wince-pe ;;
198 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
199 arm-*-riscix*) fmt=aout em=riscix ;;
200 arm-*-vxworks) fmt=coff ;;
202 avr-*-*) fmt=elf bfd_gas=yes ;;
204 cris-*-*) fmt=multi bfd_gas=yes ;;
206 d10v-*-*) fmt=elf bfd_gas=yes ;;
207 d30v-*-*) fmt=elf bfd_gas=yes ;;
210 fr30-*-*) fmt=elf bfd_gas=yes ;;
212 hppa-*-linux-gnu*) case ${cpu} in
214 fmt=elf em=hppalinux64;;
218 hppa-*-*elf*) fmt=elf em=hppa ;;
219 hppa-*-lites*) fmt=elf em=hppa ;;
220 hppa-*-osf*) fmt=som em=hppa ;;
221 hppa-*-rtems*) fmt=elf em=hppa ;;
222 hppa-*-hpux11*) case ${cpu} in
228 hppa-*-hpux*) fmt=som em=hppa ;;
229 hppa-*-mpeix*) fmt=som em=hppa ;;
230 hppa-*-bsd*) fmt=som em=hppa ;;
231 hppa-*-hiux*) fmt=som em=hppa ;;
233 h8300-*-rtems*) fmt=coff ;;
234 h8300-*-coff) fmt=coff ;;
235 h8500-*-rtems*) fmt=coff ;;
236 h8500-*-coff) fmt=coff ;;
238 i370-*-elf* | i370-*-linux*) fmt=elf ;;
239 i386-ibm-aix*) fmt=coff em=i386aix ;;
240 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
241 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
242 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
243 i386-*-bsd*) fmt=aout em=386bsd ;;
244 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
245 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
246 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
247 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
248 i386-*-linux*coff*) fmt=coff em=linux ;;
249 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
250 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
251 i386-*-lynxos*) fmt=coff em=lynx ;;
253 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
254 fmt=elf bfd_gas=yes ;;
255 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
256 fmt=aout em=386bsd ;;
258 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
260 i386-*-sco3.2v5*) fmt=elf
261 if test ${this_target} = $target; then
262 AC_DEFINE(SCO_ELF, 1,
263 [Define if defaulting to ELF on SCO 5.])
266 i386-*-sco3.2*) fmt=coff ;;
267 i386-*-vsta) fmt=aout ;;
268 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
269 fmt=coff em=go32 bfd_gas=yes
270 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
272 i386-*-rtemself*) fmt=elf ;;
273 i386-*-rtems*) fmt=coff ;;
274 i386-*-gnu*) fmt=elf ;;
276 fmt=aout em=mach bfd_gas=yes ;;
277 i386-*-msdos*) fmt=aout ;;
278 i386-*-moss*) fmt=elf ;;
279 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
280 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
281 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
282 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
283 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
284 i386-*-vxworks*) fmt=aout ;;
285 i386-*-chaos) fmt=elf ;;
286 i860-stardent-sysv4* | i860-stardent-elf*)
287 fmt=elf bfd_gas=yes endian=little
288 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
289 i960-*-bout) fmt=bout ;;
290 i960-*-coff) fmt=coff em=ic960 ;;
291 i960-*-rtems*) fmt=coff em=ic960 ;;
292 i960-*-nindy*) fmt=bout ;;
293 i960-*-vxworks4*) fmt=bout ;;
294 i960-*-vxworks5.0) fmt=bout ;;
295 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
296 i960-*-vxworks*) fmt=bout ;;
297 i960-*-elf*) fmt=elf ;;
299 ia64-*-elf*) fmt=elf ;;
300 ia64-*-aix*) fmt=elf em=ia64aix ;;
301 ia64-*-linux-gnu*) fmt=elf em=linux ;;
302 ia64-*-hpux*) fmt=elf em=hpux ;;
304 m32r-*-*) fmt=elf bfd_gas=yes ;;
306 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
308 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
310 m68k-motorola-sysv*) fmt=coff em=delta ;;
311 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
312 m68k-apollo-*) fmt=coff em=apollo ;;
313 m68k-*-sysv4*) # must be before -sysv*
315 m68k-*-elf*) fmt=elf ;;
316 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
318 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
319 m68k-*-linux*aout*) fmt=aout em=linux ;;
320 m68k-*-linux-gnu*) fmt=elf em=linux ;;
321 m68k-*-gnu*) fmt=elf ;;
322 m68k-*-lynxos*) fmt=coff em=lynx ;;
323 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
324 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
325 m68k-apple-aux*) fmt=coff em=aux ;;
326 m68k-*-psos*) fmt=elf em=psos;;
328 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
329 m88k-*-coff*) fmt=coff ;;
331 mcore-*-elf) fmt=elf bfd_gas=yes ;;
332 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
334 # don't change em like *-*-bsd does
335 mips-dec-netbsd*) fmt=elf endian=little ;;
336 mips-dec-openbsd*) fmt=elf endian=little ;;
337 mips-dec-bsd*) fmt=aout endian=little ;;
338 mips-sony-bsd*) fmt=ecoff ;;
339 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
340 mips-*-ultrix*) fmt=ecoff endian=little ;;
341 mips-*-osf*) fmt=ecoff endian=little ;;
342 mips-*-ecoff*) fmt=ecoff ;;
343 mips-*-pe*) fmt=coff endian=little em=pe ;;
344 mips-*-irix6*) fmt=elf ;;
345 mips-*-irix5*) fmt=elf ;;
346 mips-*-irix*) fmt=ecoff ;;
347 mips-*-lnews*) fmt=ecoff em=lnews ;;
348 mips-*-riscos*) fmt=ecoff ;;
349 mips-*-sysv4*MP* | mips-*-linux-gnu* | mips-*-gnu*)
351 mips-*-sysv*) fmt=ecoff ;;
352 mips-*-elf* | mips-*-rtems* | mips-*-openbsd*)
354 mips-*-vxworks*) fmt=elf
355 AC_DEFINE(MIPS_STABS_ELF, 1,
356 [Use ELF stabs for MIPS, not ECOFF stabs])
358 mn10200-*-*) fmt=elf bfd_gas=yes ;;
359 mn10300-*-*) fmt=elf bfd_gas=yes ;;
360 openrisc-*-*) fmt=elf bfd_gas=yes ;;
362 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
364 ppc-*-aix*) fmt=coff ;;
365 ppc-*-beos*) fmt=coff ;;
366 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
368 ppc-*-linux-gnu*) fmt=elf
371 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
374 ppc-*-solaris*) fmt=elf
375 if test ${this_target} = $target; then
376 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
377 [Define if default target is PowerPC Solaris.])
379 if test x${endian} = xbig; then
380 AC_MSG_ERROR(Solaris must be configured little endian)
383 ppc-*-rtems*) fmt=elf ;;
384 ppc-*-macos* | ppc-*-mpw*)
386 ppc-*-netware*) fmt=elf em=ppcnw ;;
387 ppc-*-vxworks*) fmt=elf ;;
389 s390x-*-linux-gnu*) fmt=elf em=linux ;;
390 s390-*-linux-gnu*) fmt=elf em=linux ;;
392 sh-*-linux*) fmt=elf em=linux ;;
393 sh-*-elf*) fmt=elf ;;
394 sh-*-coff*) fmt=coff bfd_gas=yes;;
395 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
396 sh-*-rtemself*) fmt=elf ;;
397 sh-*-rtems*) fmt=coff bfd_gas=yes;;
399 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
400 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
401 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
403 sparc-*-rtemsaout*) fmt=aout ;;
404 sparc-*-rtemself*) fmt=elf ;;
405 sparc-*-rtems*) fmt=elf ;;
406 sparc-*-sunos4*) fmt=aout em=sun3 ;;
407 sparc-*-aout | sparc*-*-vxworks*)
408 fmt=aout em=sparcaout ;;
409 sparc-*-coff) fmt=coff ;;
410 sparc-*-linux*aout*) fmt=aout em=linux ;;
411 sparc-*-linux-gnu*) fmt=elf em=linux ;;
412 sparc-*-lynxos*) fmt=coff em=lynx ;;
413 sparc-fujitsu-none) fmt=aout ;;
414 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
416 sparc-*-netbsd*) em=nbsd bfd_gas=yes
425 sparc-*-openbsd*) fmt=aout em=nbsd ;;
427 strongarm-*-coff) fmt=coff ;;
428 strongarm-*-elf) fmt=elf ;;
429 xscale-*-coff) fmt=coff ;;
430 xscale-*-elf) fmt=elf ;;
432 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
433 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
434 tic54x-*-* | c54x*-*-*)
435 fmt=coff bfd_gas=yes need_libm=yes;;
436 tic80-*-*) fmt=coff ;;
438 v850-*-*) fmt=elf bfd_gas=yes ;;
439 v850e-*-*) fmt=elf bfd_gas=yes ;;
440 v850ea-*-*) fmt=elf bfd_gas=yes ;;
442 vax-*-bsd* | vax-*-ultrix*)
444 vax-*-vms) fmt=vms ;;
447 z8k-*-coff | z8k-*-sim)
452 *-*-aout | *-*-scout)
454 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
459 *-*-generic) fmt=generic ;;
460 *-*-xray | *-*-hms) fmt=coff ;;
462 *-*-elf | *-*-sysv4* | *-*-solaris*)
463 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
465 *-*-vxworks) fmt=aout ;;
466 *-*-netware) fmt=elf ;;
469 if test ${this_target} = $target ; then
471 if test x${endian} = xbig; then
473 elif test x${endian} = xlittle; then
476 if test x${endian_def} != x; then
477 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
478 [Define as 1 if big endian.])
482 case ${cpu_type}-${fmt} in
483 alpha*-*) bfd_gas=yes ;;
484 arm-*) bfd_gas=yes ;;
486 # i386-aout) bfd_gas=preferred ;;
487 ia64*-*) bfd_gas=yes ;;
488 mips-*) bfd_gas=yes ;;
489 ns32k-*) bfd_gas=yes ;;
490 pdp11-*) bfd_gas=yes ;;
491 ppc-*) bfd_gas=yes ;;
492 sparc-*) bfd_gas=yes ;;
493 strongarm-*) bfd_gas=yes ;;
494 xscale-*) bfd_gas=yes ;;
495 *-elf) bfd_gas=yes ;;
496 *-ecoff) bfd_gas=yes ;;
497 *-som) bfd_gas=yes ;;
498 #enable bfd for coff and aout to allow testing if a bfd target is
499 #the primary target, but not for coff or aout as the primary target
500 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
501 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
505 # Other random stuff.
507 # Do we need the opcodes library?
515 case "${enable_shared}" in
516 yes) shared_opcodes=true ;;
517 *opcodes*) shared_opcodes=true ;;
518 *) shared_opcodes=false ;;
520 if test "${shared_opcodes}" = "true"; then
521 # A shared libopcodes must be linked against libbfd.
527 # Any other special object files needed ?
529 fr30 | m32r | openrisc)
534 case ${extra_objects} in
536 *) extra_objects="$extra_objects m68k-parse.o" ;;
541 if test $this_target = $target ; then
542 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
547 echo ${extra_objects} | grep -s "itbl-parse.o"
548 if test $? -ne 0 ; then
549 extra_objects="$extra_objects itbl-parse.o"
552 echo ${extra_objects} | grep -s "itbl-lex.o"
553 if test $? -ne 0 ; then
554 extra_objects="$extra_objects itbl-lex.o"
557 echo ${extra_objects} | grep -s "itbl-ops.o"
558 if test $? -ne 0 ; then
559 extra_objects="$extra_objects itbl-ops.o"
564 if test $this_target = $target ; then
565 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
569 if test $this_target = $target ; then
570 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
577 if test $using_cgen = yes ; then
578 case "x${extra_objects}" in
580 *) extra_objects="$extra_objects cgen.o" ;;
584 # See if we really can support this configuration with the emulation code.
586 if test $this_target = $target ; then
587 primary_bfd_gas=$bfd_gas
591 if test $bfd_gas = no ; then
592 # Can't support other configurations this way.
595 elif test $bfd_gas = no ; then
596 # Can't support this configuration.
600 # From target name and format, produce a list of supported emulations.
602 case ${generic_target}-${fmt} in
603 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
604 mips-*-linux-gnu*-*) case "$endian" in
605 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
606 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
608 mips-*-lnews*-ecoff) ;;
609 mips-*-*-ecoff) case "$endian" in
610 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
611 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
613 mips-*-*-elf) case "$endian" in
614 big) emulation="mipsbelf mipslelf mipself" ;;
615 *) emulation="mipslelf mipsbelf mipself" ;;
617 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
618 # i386-pc-pe-coff != i386-pc-coff.
620 # Uncommenting the next line will turn on support for i386 AOUT
621 # for the default linux configuration
622 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
624 i386-*-aout) emulation="i386aout" ;;
625 i386-*-coff) emulation="i386coff" ;;
626 i386-*-elf) emulation="i386elf" ;;
628 # Always all formats. The first stated emulation becomes the default.
629 cris-*-*aout*) emulation="crisaout criself" ;;
630 cris-*-*) emulation="criself crisaout" ;;
633 emulations="$emulations $emulation"
637 # Turn on all targets if possible
638 if test ${all_targets} = "yes"; then
639 case ${target_cpu_type} in
641 case ${obj_format} in
643 emulations="$emulations i386coff i386elf"
646 emulations="$emulations i386aout i386elf"
649 emulations="$emulations i386aout i386coff"
656 # Assign floating point type. Most processors with FP support
657 # IEEE FP. On those that don't support FP at all, usually IEEE
659 case ${target_cpu} in
660 vax | tahoe ) atof=${target_cpu} ;;
665 case "${obj_format}" in
666 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
669 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
671 if test $using_cgen = yes ; then
672 case ${target_cpu} in
673 *) cgen_cpu_prefix=${target_cpu} ;;
675 AC_SUBST(cgen_cpu_prefix)
676 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
680 dnl Make sure the desired support files exist.
683 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
684 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
687 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
688 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
691 case ${user_bfd_gas}-${primary_bfd_gas} in
693 # We didn't override user's choice.
696 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
708 # User specified nothing.
712 # Some COFF configurations want these random other flags set.
713 case ${obj_format} in
715 case ${target_cpu_type} in
716 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
717 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
718 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
723 # Getting this done right is going to be a bitch. Each configuration specified
724 # with --enable-targets=... should be checked for environment, format, cpu, and
727 # For each configuration, the necessary object file support code must be linked
728 # in. This might be only one, it might be up to four. The necessary emulation
729 # code needs to be provided, too.
731 # And then there's "--enable-targets=all"....
733 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
735 formats="${obj_format}"
739 for em in . $emulations ; do
742 mipsbelf | mipslelf | mipself)
743 fmt=elf file=mipself ;;
744 mipsbecoff | mipslecoff | mipsecoff)
745 fmt=ecoff file=mipsecoff ;;
753 formats="$formats $fmt"
754 emfiles="$emfiles e-$file.o"
755 EMULATIONS="$EMULATIONS &$em,"
759 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
760 for fmt in $formats ; do
762 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
763 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
764 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
765 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
766 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
767 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
768 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
769 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
770 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
771 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
773 extra_objects="$extra_objects obj-$fmt.o"
777 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
778 DEFAULT_EMULATION=`set . $emulations ; echo $2`
779 # e-mips* has more than one emulation per file, e-i386* has just one at the
780 # moment. If only one emulation is specified, then don't define
781 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
782 case "${obj_format}${emfiles}" in
784 extra_objects="$extra_objects $emfiles"
785 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
788 AC_SUBST(extra_objects)
789 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
790 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
791 [Default emulation.])
793 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
794 yes-*-coff) need_bfd=yes ;;
795 no-*-coff) need_bfd=yes
796 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
799 reject_dev_configs=yes
801 case ${reject_dev_configs}-${dev} in
803 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
807 AC_SUBST(target_cpu_type)
810 AC_SUBST(install_tooldir)
812 dnl AC_SUBST(emulation)
814 case "${primary_bfd_gas}" in
815 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
819 # do we need the opcodes library?
820 case "${need_opcodes}" in
822 OPCODES_LIB=../opcodes/libopcodes.la
826 case "${need_bfd}" in
828 BFDLIB=../bfd/libbfd.la
829 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
834 AC_SUBST(OPCODES_LIB)
836 AC_SUBST(ALL_OBJ_DEPS)
838 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
839 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
840 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
841 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
842 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
855 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
857 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
858 # people who are not cross-compiling but are compiling cross-assemblers.
859 AC_MSG_CHECKING(whether compiling a cross-assembler)
860 if test "${host}" = "${target}"; then
864 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
866 AC_MSG_RESULT($cross_gas)
868 dnl ansidecl.h will deal with const
873 # VMS doesn't have unlink.
874 AC_CHECK_FUNCS(unlink remove, break)
876 # Some systems don't have sbrk().
879 # do we need the math library?
880 case "${need_libm}" in
887 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
888 # enough, but on some of those systems, the assert macro relies on requoting
892 # On some systems, the system header files may not declare malloc, realloc,
893 # and free. There are places where gas needs these functions to have been
894 # declared -- such as when taking their addresses.
902 #ifdef HAVE_STRINGS_H
913 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
914 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
915 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
916 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
917 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
919 # Does errno.h declare errno, or do we have to add a separate declaration
921 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
927 dnl This must come last.
929 dnl We used to make symlinks to files in the source directory, but now
930 dnl we just use the right name for .c files, and create .h files in
931 dnl the build directory which include the right .h file. Make sure
932 dnl the old symlinks don't exist, so that a reconfigure in an existing
933 dnl directory behaves reasonably.
935 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
936 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
937 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
938 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
939 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
940 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
941 if test "x$cgen_cpu_prefix" != x ; then
942 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
945 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
946 [target_cpu_type=${target_cpu_type}
947 cgen_cpu_prefix=${cgen_cpu_prefix}
948 obj_format=${obj_format}