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-*-ecoff*) fmt=ecoff ;;
344 mips-*-pe*) fmt=coff endian=little em=pe ;;
345 mips-*-irix6*) fmt=elf ;;
346 mips-*-irix5*) fmt=elf ;;
347 mips-*-irix*) fmt=ecoff ;;
348 mips-*-lnews*) fmt=ecoff em=lnews ;;
349 mips-*-riscos*) fmt=ecoff ;;
350 mips-*-sysv4*MP* | mips-*-linux-gnu* | mips-*-gnu*)
352 mips-*-sysv*) fmt=ecoff ;;
353 mips-*-elf* | mips-*-rtems* | mips-*-openbsd*)
355 mips-*-vxworks*) fmt=elf
356 AC_DEFINE(MIPS_STABS_ELF, 1,
357 [Use ELF stabs for MIPS, not ECOFF stabs])
359 mn10200-*-*) fmt=elf bfd_gas=yes ;;
360 mn10300-*-*) fmt=elf bfd_gas=yes ;;
361 openrisc-*-*) fmt=elf bfd_gas=yes ;;
363 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
365 ppc-*-aix*) fmt=coff ;;
366 ppc-*-beos*) fmt=coff ;;
367 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
369 ppc-*-linux-gnu*) fmt=elf
372 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
375 ppc-*-solaris*) fmt=elf
376 if test ${this_target} = $target; then
377 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
378 [Define if default target is PowerPC Solaris.])
380 if test x${endian} = xbig; then
381 AC_MSG_ERROR(Solaris must be configured little endian)
384 ppc-*-rtems*) fmt=elf ;;
385 ppc-*-macos* | ppc-*-mpw*)
387 ppc-*-netware*) fmt=elf em=ppcnw ;;
388 ppc-*-vxworks*) fmt=elf ;;
390 s390x-*-linux-gnu*) fmt=elf em=linux ;;
391 s390-*-linux-gnu*) fmt=elf em=linux ;;
393 sh-*-linux*) fmt=elf em=linux ;;
394 sh-*-elf*) fmt=elf ;;
395 sh-*-coff*) fmt=coff bfd_gas=yes;;
396 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
397 sh-*-rtemself*) fmt=elf ;;
398 sh-*-rtems*) fmt=coff bfd_gas=yes;;
400 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
401 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
402 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
404 sparc-*-rtemsaout*) fmt=aout ;;
405 sparc-*-rtemself*) fmt=elf ;;
406 sparc-*-rtems*) fmt=elf ;;
407 sparc-*-sunos4*) fmt=aout em=sun3 ;;
408 sparc-*-aout | sparc*-*-vxworks*)
409 fmt=aout em=sparcaout ;;
410 sparc-*-coff) fmt=coff ;;
411 sparc-*-linux*aout*) fmt=aout em=linux ;;
412 sparc-*-linux-gnu*) fmt=elf em=linux ;;
413 sparc-*-lynxos*) fmt=coff em=lynx ;;
414 sparc-fujitsu-none) fmt=aout ;;
415 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
417 sparc-*-netbsd*) em=nbsd bfd_gas=yes
426 sparc-*-openbsd*) fmt=aout em=nbsd ;;
428 strongarm-*-coff) fmt=coff ;;
429 strongarm-*-elf) fmt=elf ;;
430 xscale-*-coff) fmt=coff ;;
431 xscale-*-elf) fmt=elf ;;
433 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
434 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
435 tic54x-*-* | c54x*-*-*)
436 fmt=coff bfd_gas=yes need_libm=yes;;
437 tic80-*-*) fmt=coff ;;
439 v850-*-*) fmt=elf bfd_gas=yes ;;
440 v850e-*-*) fmt=elf bfd_gas=yes ;;
441 v850ea-*-*) fmt=elf bfd_gas=yes ;;
443 vax-*-bsd* | vax-*-ultrix*)
445 vax-*-vms) fmt=vms ;;
448 z8k-*-coff | z8k-*-sim)
453 *-*-aout | *-*-scout)
455 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
460 *-*-generic) fmt=generic ;;
461 *-*-xray | *-*-hms) fmt=coff ;;
463 *-*-elf | *-*-sysv4* | *-*-solaris*)
464 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
466 *-*-vxworks) fmt=aout ;;
467 *-*-netware) fmt=elf ;;
470 if test ${this_target} = $target ; then
472 if test x${endian} = xbig; then
474 elif test x${endian} = xlittle; then
477 if test x${endian_def} != x; then
478 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
479 [Define as 1 if big endian.])
483 case ${cpu_type}-${fmt} in
484 alpha*-*) bfd_gas=yes ;;
485 arm-*) bfd_gas=yes ;;
487 # i386-aout) bfd_gas=preferred ;;
488 ia64*-*) bfd_gas=yes ;;
489 mips-*) bfd_gas=yes ;;
490 ns32k-*) bfd_gas=yes ;;
491 pdp11-*) bfd_gas=yes ;;
492 ppc-*) bfd_gas=yes ;;
493 sparc-*) bfd_gas=yes ;;
494 strongarm-*) bfd_gas=yes ;;
495 xscale-*) bfd_gas=yes ;;
496 *-elf) bfd_gas=yes ;;
497 *-ecoff) bfd_gas=yes ;;
498 *-som) bfd_gas=yes ;;
499 #enable bfd for coff and aout to allow testing if a bfd target is
500 #the primary target, but not for coff or aout as the primary target
501 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
502 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
506 # Other random stuff.
508 # Do we need the opcodes library?
516 case "${enable_shared}" in
517 yes) shared_opcodes=true ;;
518 *opcodes*) shared_opcodes=true ;;
519 *) shared_opcodes=false ;;
521 if test "${shared_opcodes}" = "true"; then
522 # A shared libopcodes must be linked against libbfd.
528 # Any other special object files needed ?
530 fr30 | m32r | openrisc)
535 case ${extra_objects} in
537 *) extra_objects="$extra_objects m68k-parse.o" ;;
542 if test $this_target = $target ; then
543 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
548 echo ${extra_objects} | grep -s "itbl-parse.o"
549 if test $? -ne 0 ; then
550 extra_objects="$extra_objects itbl-parse.o"
553 echo ${extra_objects} | grep -s "itbl-lex.o"
554 if test $? -ne 0 ; then
555 extra_objects="$extra_objects itbl-lex.o"
558 echo ${extra_objects} | grep -s "itbl-ops.o"
559 if test $? -ne 0 ; then
560 extra_objects="$extra_objects itbl-ops.o"
565 if test $this_target = $target ; then
566 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
570 if test $this_target = $target ; then
571 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
578 if test $using_cgen = yes ; then
579 case "x${extra_objects}" in
581 *) extra_objects="$extra_objects cgen.o" ;;
585 # See if we really can support this configuration with the emulation code.
587 if test $this_target = $target ; then
588 primary_bfd_gas=$bfd_gas
592 if test $bfd_gas = no ; then
593 # Can't support other configurations this way.
596 elif test $bfd_gas = no ; then
597 # Can't support this configuration.
601 # From target name and format, produce a list of supported emulations.
603 case ${generic_target}-${fmt} in
604 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
605 mips-*-linux-gnu*-*) case "$endian" in
606 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
607 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
609 mips-*-lnews*-ecoff) ;;
610 mips-*-*-ecoff) case "$endian" in
611 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
612 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
614 mips-*-*-elf) case "$endian" in
615 big) emulation="mipsbelf mipslelf mipself" ;;
616 *) emulation="mipslelf mipsbelf mipself" ;;
618 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
619 # i386-pc-pe-coff != i386-pc-coff.
621 # Uncommenting the next line will turn on support for i386 AOUT
622 # for the default linux configuration
623 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
625 i386-*-aout) emulation="i386aout" ;;
626 i386-*-coff) emulation="i386coff" ;;
627 i386-*-elf) emulation="i386elf" ;;
629 # Always all formats. The first stated emulation becomes the default.
630 cris-*-*aout*) emulation="crisaout criself" ;;
631 cris-*-*) emulation="criself crisaout" ;;
634 emulations="$emulations $emulation"
638 # Turn on all targets if possible
639 if test ${all_targets} = "yes"; then
640 case ${target_cpu_type} in
642 case ${obj_format} in
644 emulations="$emulations i386coff i386elf"
647 emulations="$emulations i386aout i386elf"
650 emulations="$emulations i386aout i386coff"
657 # Assign floating point type. Most processors with FP support
658 # IEEE FP. On those that don't support FP at all, usually IEEE
660 case ${target_cpu} in
661 vax | tahoe ) atof=${target_cpu} ;;
666 case "${obj_format}" in
667 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
670 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
672 if test $using_cgen = yes ; then
673 case ${target_cpu} in
674 *) cgen_cpu_prefix=${target_cpu} ;;
676 AC_SUBST(cgen_cpu_prefix)
677 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
681 dnl Make sure the desired support files exist.
684 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
685 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
688 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
689 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
692 case ${user_bfd_gas}-${primary_bfd_gas} in
694 # We didn't override user's choice.
697 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
709 # User specified nothing.
713 # Some COFF configurations want these random other flags set.
714 case ${obj_format} in
716 case ${target_cpu_type} in
717 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
718 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
719 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
724 # Getting this done right is going to be a bitch. Each configuration specified
725 # with --enable-targets=... should be checked for environment, format, cpu, and
728 # For each configuration, the necessary object file support code must be linked
729 # in. This might be only one, it might be up to four. The necessary emulation
730 # code needs to be provided, too.
732 # And then there's "--enable-targets=all"....
734 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
736 formats="${obj_format}"
740 for em in . $emulations ; do
743 mipsbelf | mipslelf | mipself)
744 fmt=elf file=mipself ;;
745 mipsbecoff | mipslecoff | mipsecoff)
746 fmt=ecoff file=mipsecoff ;;
754 formats="$formats $fmt"
755 emfiles="$emfiles e-$file.o"
756 EMULATIONS="$EMULATIONS &$em,"
760 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
761 for fmt in $formats ; do
763 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
764 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
765 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
766 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
767 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
768 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
769 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
770 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
771 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
772 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
774 extra_objects="$extra_objects obj-$fmt.o"
778 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
779 DEFAULT_EMULATION=`set . $emulations ; echo $2`
780 # e-mips* has more than one emulation per file, e-i386* has just one at the
781 # moment. If only one emulation is specified, then don't define
782 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
783 case "${obj_format}${emfiles}" in
785 extra_objects="$extra_objects $emfiles"
786 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
789 AC_SUBST(extra_objects)
790 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
791 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
792 [Default emulation.])
794 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
795 yes-*-coff) need_bfd=yes ;;
796 no-*-coff) need_bfd=yes
797 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
800 reject_dev_configs=yes
802 case ${reject_dev_configs}-${dev} in
804 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
808 AC_SUBST(target_cpu_type)
811 AC_SUBST(install_tooldir)
813 dnl AC_SUBST(emulation)
815 case "${primary_bfd_gas}" in
816 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
820 # do we need the opcodes library?
821 case "${need_opcodes}" in
823 OPCODES_LIB=../opcodes/libopcodes.la
827 case "${need_bfd}" in
829 BFDLIB=../bfd/libbfd.la
830 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
835 AC_SUBST(OPCODES_LIB)
837 AC_SUBST(ALL_OBJ_DEPS)
839 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
840 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
841 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
842 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
843 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
856 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
858 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
859 # people who are not cross-compiling but are compiling cross-assemblers.
860 AC_MSG_CHECKING(whether compiling a cross-assembler)
861 if test "${host}" = "${target}"; then
865 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
867 AC_MSG_RESULT($cross_gas)
869 dnl ansidecl.h will deal with const
874 # VMS doesn't have unlink.
875 AC_CHECK_FUNCS(unlink remove, break)
877 # Some systems don't have sbrk().
880 # do we need the math library?
881 case "${need_libm}" in
888 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
889 # enough, but on some of those systems, the assert macro relies on requoting
893 # On some systems, the system header files may not declare malloc, realloc,
894 # and free. There are places where gas needs these functions to have been
895 # declared -- such as when taking their addresses.
903 #ifdef HAVE_STRINGS_H
914 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
915 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
916 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
917 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
918 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
920 # Does errno.h declare errno, or do we have to add a separate declaration
922 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
928 dnl This must come last.
930 dnl We used to make symlinks to files in the source directory, but now
931 dnl we just use the right name for .c files, and create .h files in
932 dnl the build directory which include the right .h file. Make sure
933 dnl the old symlinks don't exist, so that a reconfigure in an existing
934 dnl directory behaves reasonably.
936 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
937 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
938 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
939 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
940 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
941 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
942 if test "x$cgen_cpu_prefix" != x ; then
943 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
946 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
947 [target_cpu_type=${target_cpu_type}
948 cgen_cpu_prefix=${cgen_cpu_prefix}
949 obj_format=${obj_format}