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
14 AM_INIT_AUTOMAKE(gas, 2.10.91)
19 AC_ARG_ENABLE(bfd-assembler,
20 [ --enable-bfd-assembler use BFD back end for writing object files],
21 [case "${enableval}" in
22 yes) need_bfd=yes user_bfd_gas=yes ;;
23 no) user_bfd_gas=no ;;
24 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
26 AC_ARG_ENABLE(targets,
27 [ targets alternative target configurations besides the primary],
28 [case "${enableval}" in
29 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
31 no) enable_targets= ;;
32 *) enable_targets=$enableval ;;
34 AC_ARG_ENABLE(commonbfdlib,
35 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
36 [case "${enableval}" in
37 yes) commonbfdlib=true ;;
38 no) commonbfdlib=false ;;
39 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
44 build_warnings="-W -Wall"
45 AC_ARG_ENABLE(build-warnings,
46 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
47 [case "${enableval}" in
49 no) build_warnings="-w";;
50 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
51 build_warnings="${build_warnings} ${t}";;
52 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
53 build_warnings="${t} ${build_warnings}";;
54 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
56 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
57 echo "Setting warning flags = $build_warnings" 6>&1
60 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
61 WARN_CFLAGS="${build_warnings}"
65 # Generate a header file
66 AM_CONFIG_HEADER(config.h:config.in)
68 # If we are on a DOS filesystem, we must use gdb.ini rather than
72 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
80 # Makefile target for installing gas in $(tooldir)/bin.
81 install_tooldir=install-exec-tooldir
85 if test -n "$enable_targets" ; then
86 for t in `echo $enable_targets | sed 's/,/ /g'`; do
87 if test $t = "all"; then
91 result=`$ac_config_sub $t 2>/dev/null`
92 if test -n "$result" ; then
93 canon_targets="$canon_targets $result"
95 # # Permit "all", etc. We don't support it yet though.
96 # canon_targets="$canon_targets $t"
99 GAS_UNIQ(canon_targets)
104 for this_target in $target $canon_targets ; do
107 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
110 # check for architecture variants
114 alpha*) cpu_type=alpha ;;
115 armeb) cpu_type=arm endian=big ;;
116 arm*) cpu_type=arm endian=little ;;
117 armb*) cpu_type=arm endian=little ;;
118 armv*l) cpu_type=arm endian=little ;;
119 armv*b) cpu_type=arm endian=big ;;
120 strongarm*) cpu_type=arm endian=little ;;
121 thumb*) cpu_type=arm endian=little ;;
122 hppa*) cpu_type=hppa ;;
124 i[456]86) cpu_type=i386 ;;
125 ia64) cpu_type=ia64 ;;
126 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
127 m680[012346]0) cpu_type=m68k ;;
129 m68008) cpu_type=m68k ;;
130 m683??) cpu_type=m68k ;;
131 m5200) cpu_type=m68k ;;
132 m8*) cpu_type=m88k ;;
133 mips*el) cpu_type=mips endian=little ;;
134 mips*) cpu_type=mips endian=big ;;
135 pjl*) cpu_type=pj endian=little ;;
136 pj*) cpu_type=pj endian=big ;;
137 powerpcle*) cpu_type=ppc endian=little ;;
138 powerpc*) cpu_type=ppc endian=big ;;
139 rs6000*) cpu_type=ppc ;;
140 sparclite*) cpu_type=sparc arch=sparclite ;;
141 sparclet*) cpu_type=sparc arch=sparclet ;;
142 sparc64*) cpu_type=sparc arch=v9-64 ;;
143 sparc86x*) cpu_type=sparc arch=sparc86x ;;
144 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
145 v850*) cpu_type=v850 ;;
146 *) cpu_type=${cpu} ;;
149 if test ${this_target} = $target ; then
150 target_cpu_type=${cpu_type}
151 elif test ${target_cpu_type} != ${cpu_type} ; then
155 generic_target=${cpu_type}-$vendor-$os
160 # assign object format
161 case ${generic_target} in
162 a29k-*-coff) fmt=coff ;;
163 a29k-amd-udi) fmt=coff ;;
164 a29k-amd-ebmon) fmt=coff ;;
165 a29k-nyu-sym1) fmt=coff ;;
166 a29k-*-vxworks*) fmt=coff ;;
168 alpha*-*-*vms*) fmt=evax ;;
169 alpha*-*-netware*) fmt=ecoff ;;
170 alpha*-*-openbsd*) fmt=ecoff ;;
171 alpha*-*-osf*) fmt=ecoff ;;
172 alpha*-*-linuxecoff*) fmt=ecoff ;;
173 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
174 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
176 arc-*-elf*) fmt=elf bfd_gas=yes ;;
178 arm-*-aout) fmt=aout ;;
179 arm-*-coff | thumb-*-coff) fmt=coff ;;
180 arm-*-elf | thumb-*-elf) fmt=elf ;;
181 arm*-*-conix*) fmt=elf ;;
182 arm-*-linux*aout*) fmt=aout em=linux ;;
183 arm*-*-linux-gnu* | arm*-*-uclinux*)
185 arm-*-netbsd*) fmt=aout em=nbsd ;;
186 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
187 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
188 arm-*-wince) fmt=coff em=wince-pe ;;
189 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
190 arm-*-riscix*) fmt=aout em=riscix ;;
192 avr-*-*) fmt=elf bfd_gas=yes ;;
194 cris-*-*) fmt=multi bfd_gas=yes ;;
196 d10v-*-*) fmt=elf bfd_gas=yes ;;
197 d30v-*-*) fmt=elf bfd_gas=yes ;;
200 fr30-*-*) fmt=elf bfd_gas=yes ;;
202 hppa-*-linux-gnu*) case ${cpu} in
204 fmt=elf em=hppalinux64;;
208 hppa-*-*elf*) fmt=elf em=hppa ;;
209 hppa-*-lites*) fmt=elf em=hppa ;;
210 hppa-*-osf*) fmt=som em=hppa ;;
211 hppa-*-rtems*) fmt=elf em=hppa ;;
212 hppa-*-hpux11*) case ${cpu} in
218 hppa-*-hpux*) fmt=som em=hppa ;;
219 hppa-*-mpeix*) fmt=som em=hppa ;;
220 hppa-*-bsd*) fmt=som em=hppa ;;
221 hppa-*-hiux*) fmt=som em=hppa ;;
223 h8300-*-coff) fmt=coff ;;
225 i370-*-elf* | i370-*-linux*) fmt=elf ;;
226 i386-ibm-aix*) fmt=coff em=i386aix ;;
227 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
228 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
229 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
230 i386-*-bsd*) fmt=aout em=386bsd ;;
231 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
232 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
233 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
234 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
235 i386-*-linux*coff*) fmt=coff em=linux ;;
236 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
237 i386-*-lynxos*) fmt=coff em=lynx ;;
239 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
240 fmt=elf bfd_gas=yes ;;
241 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
242 fmt=aout em=386bsd ;;
244 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
245 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
247 i386-*-sco3.2v5*) fmt=elf
248 if test ${this_target} = $target; then
249 AC_DEFINE(SCO_ELF, 1,
250 [Define if defaulting to ELF on SCO 5.])
253 i386-*-sco3.2*) fmt=coff ;;
254 i386-*-vsta) fmt=aout ;;
255 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
257 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
259 i386-*-rtemself*) fmt=elf ;;
260 i386-*-rtems*) fmt=coff ;;
261 i386-*-gnu*) fmt=elf ;;
263 fmt=aout em=mach bfd_gas=yes ;;
264 i386-*-msdos*) fmt=aout ;;
265 i386-*-moss*) fmt=elf ;;
266 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
267 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
268 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
269 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
270 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
271 i386-*-vxworks*) fmt=aout ;;
272 i860-stardent-sysv4* | i860-stardent-elf*)
273 fmt=elf bfd_gas=yes endian=little
274 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
275 i960-*-bout) fmt=bout ;;
276 i960-*-coff) fmt=coff em=ic960 ;;
277 i960-*-rtems*) fmt=coff em=ic960 ;;
278 i960-*-nindy*) fmt=bout ;;
279 i960-*-vxworks4*) fmt=bout ;;
280 i960-*-vxworks5.0) fmt=bout ;;
281 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
282 i960-*-vxworks*) fmt=bout ;;
283 i960-*-elf*) fmt=elf ;;
285 ia64-*-elf*) fmt=elf ;;
286 ia64-*-linux-gnu*) fmt=elf em=linux ;;
288 m32r-*-*) fmt=elf bfd_gas=yes ;;
290 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
292 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
294 m68k-motorola-sysv*) fmt=coff em=delta ;;
295 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
296 m68k-apollo-*) fmt=coff em=apollo ;;
297 m68k-*-sysv4*) # must be before -sysv*
299 m68k-*-elf*) fmt=elf ;;
300 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
302 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
303 m68k-*-linux*aout*) fmt=aout em=linux ;;
304 m68k-*-linux-gnu*) fmt=elf em=linux ;;
305 m68k-*-gnu*) fmt=elf ;;
306 m68k-*-lynxos*) fmt=coff em=lynx ;;
307 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
308 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
309 m68k-apple-aux*) fmt=coff em=aux ;;
310 m68k-*-psos*) fmt=elf em=psos;;
312 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
313 m88k-*-coff*) fmt=coff ;;
315 mcore-*-elf) fmt=elf bfd_gas=yes ;;
316 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
318 # don't change em like *-*-bsd does
319 mips-dec-netbsd*) fmt=elf endian=little ;;
320 mips-dec-openbsd*) fmt=elf endian=little ;;
321 mips-dec-bsd*) fmt=aout endian=little ;;
322 mips-sony-bsd*) fmt=ecoff ;;
323 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
324 mips-*-ultrix*) fmt=ecoff endian=little ;;
325 mips-*-osf*) fmt=ecoff endian=little ;;
326 mips-*-ecoff*) fmt=ecoff ;;
327 mips-*-ecoff*) fmt=ecoff ;;
328 mips-*-pe*) fmt=coff endian=little em=pe ;;
329 mips-*-irix6*) fmt=elf ;;
330 mips-*-irix5*) fmt=elf ;;
331 mips-*-irix*) fmt=ecoff ;;
332 mips-*-lnews*) fmt=ecoff em=lnews ;;
333 mips-*-riscos*) fmt=ecoff ;;
334 mips-*-sysv4*MP*) fmt=elf em=tmips ;;
335 mips-*-sysv*) fmt=ecoff ;;
336 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
338 mips-*-vxworks*) fmt=elf
339 AC_DEFINE(MIPS_STABS_ELF, 1,
340 [Use ELF stabs for MIPS, not ECOFF stabs])
342 mn10200-*-*) fmt=elf bfd_gas=yes ;;
343 mn10300-*-*) fmt=elf bfd_gas=yes ;;
345 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
347 ppc-*-aix*) fmt=coff ;;
348 ppc-*-beos*) fmt=coff ;;
349 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
351 ppc-*-linux-gnu*) fmt=elf
354 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
357 ppc-*-solaris*) fmt=elf
358 if test ${this_target} = $target; then
359 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
360 [Define if default target is PowerPC Solaris.])
362 if test x${endian} = xbig; then
363 AC_MSG_ERROR(Solaris must be configured little endian)
366 ppc-*-rtems*) fmt=elf ;;
367 ppc-*-macos* | ppc-*-mpw*)
369 ppc-*-netware*) fmt=elf em=ppcnw ;;
370 ppc-*-vxworks*) fmt=elf ;;
372 sh-*-linux*) fmt=elf em=linux ;;
373 sh-*-elf*) fmt=elf ;;
374 sh-*-coff*) fmt=coff ;;
375 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
376 sh-*-rtemself*) fmt=elf ;;
377 sh-*-rtems*) fmt=coff ;;
379 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
380 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
381 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
383 sparc-*-rtems*) fmt=aout ;;
384 sparc-*-sunos4*) fmt=aout em=sun3 ;;
385 sparc-*-aout | sparc*-*-vxworks*)
386 fmt=aout em=sparcaout ;;
387 sparc-*-coff) fmt=coff ;;
388 sparc-*-linux*aout*) fmt=aout em=linux ;;
389 sparc-*-linux-gnu*) fmt=elf em=linux ;;
390 sparc-*-lynxos*) fmt=coff em=lynx ;;
391 sparc-fujitsu-none) fmt=aout ;;
392 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
394 sparc-*-netbsd*) em=nbsd bfd_gas=yes
403 sparc-*-openbsd*) fmt=aout em=nbsd ;;
405 strongarm-*-coff) fmt=coff ;;
406 strongarm-*-elf) fmt=elf ;;
408 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
409 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
410 tic54x-*-* | c54x*-*-*)
411 fmt=coff bfd_gas=yes need_libm=yes;;
412 tic80-*-*) fmt=coff ;;
414 v850-*-*) fmt=elf bfd_gas=yes ;;
415 v850e-*-*) fmt=elf bfd_gas=yes ;;
416 v850ea-*-*) fmt=elf bfd_gas=yes ;;
418 vax-*-bsd* | vax-*-ultrix*)
420 vax-*-vms) fmt=vms ;;
423 z8k-*-coff | z8k-*-sim)
428 *-*-aout | *-*-scout)
434 *-*-generic) fmt=generic ;;
435 *-*-xray | *-*-hms) fmt=coff ;;
437 *-*-elf | *-*-sysv4* | *-*-solaris*)
438 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
440 *-*-vxworks) fmt=aout ;;
441 *-*-netware) fmt=elf ;;
444 if test ${this_target} = $target ; then
446 if test x${endian} = xbig; then
448 elif test x${endian} = xlittle; then
451 if test x${endian_def} != x; then
452 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
453 [Define as 1 if big endian.])
457 case ${cpu_type}-${fmt} in
458 alpha*-*) bfd_gas=yes ;;
459 arm-*) bfd_gas=yes ;;
461 # i386-aout) bfd_gas=preferred ;;
462 ia64*-*) bfd_gas=yes ;;
463 mips-*) bfd_gas=yes ;;
464 ns32k-*) bfd_gas=yes ;;
465 ppc-*) bfd_gas=yes ;;
466 sparc-*) bfd_gas=yes ;;
467 strongarm-*) bfd_gas=yes ;;
468 *-elf) bfd_gas=yes ;;
469 *-ecoff) bfd_gas=yes ;;
470 *-som) bfd_gas=yes ;;
471 #enable bfd for coff and aout to allow testing if a bfd target is
472 #the primary target, but not for coff or aout as the primary target
473 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
474 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
478 # Other random stuff.
480 # Do we need the opcodes library?
488 case "${enable_shared}" in
489 yes) shared_opcodes=true ;;
490 *opcodes*) shared_opcodes=true ;;
491 *) shared_opcodes=false ;;
493 if test "${shared_opcodes}" = "true"; then
494 # A shared libopcodes must be linked against libbfd.
500 # Any other special object files needed ?
507 case ${extra_objects} in
509 *) extra_objects="$extra_objects m68k-parse.o" ;;
514 echo ${extra_objects} | grep -s "itbl-parse.o"
515 if test $? -ne 0 ; then
516 extra_objects="$extra_objects itbl-parse.o"
519 echo ${extra_objects} | grep -s "itbl-lex.o"
520 if test $? -ne 0 ; then
521 extra_objects="$extra_objects itbl-lex.o"
524 echo ${extra_objects} | grep -s "itbl-ops.o"
525 if test $? -ne 0 ; then
526 extra_objects="$extra_objects itbl-ops.o"
531 if test $this_target = $target ; then
532 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
539 if test $using_cgen = yes ; then
540 case "x${extra_objects}" in
542 *) extra_objects="$extra_objects cgen.o" ;;
546 # See if we really can support this configuration with the emulation code.
548 if test $this_target = $target ; then
549 primary_bfd_gas=$bfd_gas
553 if test $bfd_gas = no ; then
554 # Can't support other configurations this way.
557 elif test $bfd_gas = no ; then
558 # Can't support this configuration.
562 # From target name and format, produce a list of supported emulations.
564 case ${generic_target}-${fmt} in
565 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
566 mips-*-linux-gnu*-*) case "$endian" in
567 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
568 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
570 mips-*-lnews*-ecoff) ;;
571 mips-*-*-ecoff) case "$endian" in
572 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
573 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
575 mips-*-*-elf) case "$endian" in
576 big) emulation="mipsbelf mipslelf mipself" ;;
577 *) emulation="mipslelf mipsbelf mipself" ;;
579 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
580 # i386-pc-pe-coff != i386-pc-coff.
582 # Uncommenting the next line will turn on support for i386 AOUT
583 # for the default linux configuration
584 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
586 i386-*-aout) emulation="i386aout" ;;
587 i386-*-coff) emulation="i386coff" ;;
588 i386-*-elf) emulation="i386elf" ;;
590 # Always all formats. Having a.out first makes it the default.
591 cris-*-*) emulation="crisaout criself" ;;
594 emulations="$emulations $emulation"
598 # Turn on all targets if possible
599 if test ${all_targets} = "yes"; then
600 case ${target_cpu_type} in
602 case ${obj_format} in
604 emulations="$emulations i386coff i386elf"
607 emulations="$emulations i386aout i386elf"
610 emulations="$emulations i386aout i386coff"
617 # Assign floating point type. Most processors with FP support
618 # IEEE FP. On those that don't support FP at all, usually IEEE
620 case ${target_cpu} in
621 vax | tahoe ) atof=${target_cpu} ;;
625 case "${obj_format}" in
626 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
629 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
631 if test $using_cgen = yes ; then
632 case ${target_cpu} in
633 *) cgen_cpu_prefix=${target_cpu} ;;
635 AC_SUBST(cgen_cpu_prefix)
636 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
640 dnl Make sure the desired support files exist.
643 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
644 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
647 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
648 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
651 case ${user_bfd_gas}-${primary_bfd_gas} in
653 # We didn't override user's choice.
656 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
668 # User specified nothing.
672 # Some COFF configurations want these random other flags set.
673 case ${obj_format} in
675 case ${target_cpu_type} in
676 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
677 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
678 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
683 # Getting this done right is going to be a bitch. Each configuration specified
684 # with --enable-targets=... should be checked for environment, format, cpu, and
687 # For each configuration, the necessary object file support code must be linked
688 # in. This might be only one, it might be up to four. The necessary emulation
689 # code needs to be provided, too.
691 # And then there's "--enable-targets=all"....
693 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
695 formats="${obj_format}"
699 for em in . $emulations ; do
703 fmt=elf file=mipself ;;
704 mipsbecoff | mipslecoff)
705 fmt=ecoff file=mipsecoff ;;
713 formats="$formats $fmt"
714 emfiles="$emfiles e-$file.o"
715 EMULATIONS="$EMULATIONS &$em,"
719 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
720 for fmt in $formats ; do
722 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
723 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
724 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
725 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
726 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
727 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
728 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
729 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
730 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
731 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
733 extra_objects="$extra_objects obj-$fmt.o"
737 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
738 DEFAULT_EMULATION=`set . $emulations ; echo $2`
739 # e-mips* has more than one emulation per file, e-i386* has just one at the
740 # moment. If only one emulation is specified, then don't define
741 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
742 case "${obj_format}${emfiles}" in
744 extra_objects="$extra_objects $emfiles"
745 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
748 AC_SUBST(extra_objects)
749 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
750 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
751 [Default emulation.])
753 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
754 yes-*-coff) need_bfd=yes ;;
755 no-*-coff) need_bfd=yes
756 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
759 reject_dev_configs=yes
761 case ${reject_dev_configs}-${dev} in
763 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
767 AC_SUBST(target_cpu_type)
770 AC_SUBST(install_tooldir)
772 dnl AC_SUBST(emulation)
774 case "${primary_bfd_gas}" in
775 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
779 # do we need the opcodes library?
780 case "${need_opcodes}" in
782 OPCODES_LIB=../opcodes/libopcodes.la
786 case "${need_bfd}" in
788 BFDLIB=../bfd/libbfd.la
789 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
794 AC_SUBST(OPCODES_LIB)
796 AC_SUBST(ALL_OBJ_DEPS)
798 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
799 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
800 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
801 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
802 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
815 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
817 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
818 # people who are not cross-compiling but are compiling cross-assemblers.
819 AC_MSG_CHECKING(whether compiling a cross-assembler)
820 if test "${host}" = "${target}"; then
824 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
826 AC_MSG_RESULT($cross_gas)
828 dnl ansidecl.h will deal with const
833 # VMS doesn't have unlink.
834 AC_CHECK_FUNCS(unlink remove, break)
836 # Some systems don't have sbrk().
839 # do we need the math library?
840 case "${need_libm}" in
847 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
848 # enough, but on some of those systems, the assert macro relies on requoting
852 # On some systems, the system header files may not declare malloc, realloc,
853 # and free. There are places where gas needs these functions to have been
854 # declared -- such as when taking their addresses.
862 #ifdef HAVE_STRINGS_H
873 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
874 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
875 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
876 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
877 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
879 # Does errno.h declare errno, or do we have to add a separate declaration
881 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
887 dnl This must come last.
889 dnl We used to make symlinks to files in the source directory, but now
890 dnl we just use the right name for .c files, and create .h files in
891 dnl the build directory which include the right .h file. Make sure
892 dnl the old symlinks don't exist, so that a reconfigure in an existing
893 dnl directory behaves reasonably.
895 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
896 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
897 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
898 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
899 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
900 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
901 if test "x$cgen_cpu_prefix" != x ; then
902 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
905 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
906 [target_cpu_type=${target_cpu_type}
907 cgen_cpu_prefix=${cgen_cpu_prefix}
908 obj_format=${obj_format}