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
13 AM_INIT_AUTOMAKE(gas, 2.10.90)
18 AC_ARG_ENABLE(bfd-assembler,
19 [ --enable-bfd-assembler use BFD back end for writing object files],
20 [case "${enableval}" in
21 yes) need_bfd=yes user_bfd_gas=yes ;;
22 no) user_bfd_gas=no ;;
23 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
25 AC_ARG_ENABLE(targets,
26 [ targets alternative target configurations besides the primary],
27 [case "${enableval}" in
28 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
30 no) enable_targets= ;;
31 *) enable_targets=$enableval ;;
33 AC_ARG_ENABLE(commonbfdlib,
34 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
35 [case "${enableval}" in
36 yes) commonbfdlib=true ;;
37 no) commonbfdlib=false ;;
38 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
43 build_warnings="-W -Wall"
44 AC_ARG_ENABLE(build-warnings,
45 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
46 [case "${enableval}" in
48 no) build_warnings="-w";;
49 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
50 build_warnings="${build_warnings} ${t}";;
51 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
52 build_warnings="${t} ${build_warnings}";;
53 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
55 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
56 echo "Setting warning flags = $build_warnings" 6>&1
59 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
60 WARN_CFLAGS="${build_warnings}"
64 # Generate a header file
65 AM_CONFIG_HEADER(config.h:config.in)
67 # If we are on a DOS filesystem, we must use gdb.ini rather than
71 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
79 # Makefile target for installing gas in $(tooldir)/bin.
80 install_tooldir=install-exec-tooldir
84 if test -n "$enable_targets" ; then
85 for t in `echo $enable_targets | sed 's/,/ /g'`; do
86 if test $t = "all"; then
90 result=`$ac_config_sub $t 2>/dev/null`
91 if test -n "$result" ; then
92 canon_targets="$canon_targets $result"
94 # # Permit "all", etc. We don't support it yet though.
95 # canon_targets="$canon_targets $t"
98 GAS_UNIQ(canon_targets)
103 for this_target in $target $canon_targets ; do
106 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
109 # check for architecture variants
113 alpha*) cpu_type=alpha ;;
114 armeb) cpu_type=arm endian=big ;;
115 arm*) cpu_type=arm endian=little ;;
116 armb*) cpu_type=arm endian=little ;;
117 armv*l) cpu_type=arm endian=little ;;
118 armv*b) cpu_type=arm endian=big ;;
119 strongarm*) cpu_type=arm endian=little ;;
120 thumb*) cpu_type=arm endian=little ;;
121 hppa*) cpu_type=hppa ;;
123 i[456]86) cpu_type=i386 ;;
124 ia64) cpu_type=ia64 ;;
125 m6811|m6812) cpu_type=m68hc11 ;;
126 m680[012346]0) cpu_type=m68k ;;
128 m68008) cpu_type=m68k ;;
129 m683??) cpu_type=m68k ;;
130 m5200) cpu_type=m68k ;;
131 m8*) cpu_type=m88k ;;
132 mips*el) cpu_type=mips endian=little ;;
133 mips*) cpu_type=mips endian=big ;;
134 pjl*) cpu_type=pj endian=little ;;
135 pj*) cpu_type=pj endian=big ;;
136 powerpcle*) cpu_type=ppc endian=little ;;
137 powerpc*) cpu_type=ppc endian=big ;;
138 rs6000*) cpu_type=ppc ;;
139 sparclite*) cpu_type=sparc arch=sparclite ;;
140 sparclet*) cpu_type=sparc arch=sparclet ;;
141 sparc64*) cpu_type=sparc arch=v9-64 ;;
142 sparc86x*) cpu_type=sparc arch=sparc86x ;;
143 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
144 v850*) cpu_type=v850 ;;
145 *) cpu_type=${cpu} ;;
148 if test ${this_target} = $target ; then
149 target_cpu_type=${cpu_type}
150 elif test ${target_cpu_type} != ${cpu_type} ; then
154 generic_target=${cpu_type}-$vendor-$os
159 # assign object format
160 case ${generic_target} in
161 a29k-*-coff) fmt=coff ;;
162 a29k-amd-udi) fmt=coff ;;
163 a29k-amd-ebmon) fmt=coff ;;
164 a29k-nyu-sym1) fmt=coff ;;
165 a29k-*-vxworks*) fmt=coff ;;
167 alpha*-*-*vms*) fmt=evax ;;
168 alpha*-*-netware*) fmt=ecoff ;;
169 alpha*-*-openbsd*) fmt=ecoff ;;
170 alpha*-*-osf*) fmt=ecoff ;;
171 alpha*-*-linuxecoff*) fmt=ecoff ;;
172 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
173 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
175 arc-*-elf*) fmt=elf bfd_gas=yes ;;
177 arm-*-aout) fmt=aout ;;
178 arm-*-coff | thumb-*-coff) fmt=coff ;;
179 arm-*-elf | thumb-*-elf) fmt=elf ;;
180 arm*-*-conix*) fmt=elf ;;
181 arm-*-linux*aout*) fmt=aout em=linux ;;
182 arm*-*-linux-gnu*) fmt=elf em=linux ;;
183 arm-*-netbsd*) fmt=aout em=nbsd ;;
184 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
185 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
186 arm-*-wince) fmt=coff em=wince-pe ;;
187 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
188 arm-*-riscix*) fmt=aout em=riscix ;;
190 avr-*-*) fmt=elf bfd_gas=yes ;;
192 cris-*-*) fmt=multi bfd_gas=yes ;;
194 d10v-*-*) fmt=elf bfd_gas=yes ;;
195 d30v-*-*) fmt=elf bfd_gas=yes ;;
198 fr30-*-*) fmt=elf bfd_gas=yes ;;
200 hppa-*-linux-gnu*) case ${cpu} in
202 fmt=elf em=hppalinux64;;
206 hppa-*-*elf*) fmt=elf em=hppa ;;
207 hppa-*-lites*) fmt=elf em=hppa ;;
208 hppa-*-osf*) fmt=som em=hppa ;;
209 hppa-*-rtems*) fmt=elf em=hppa ;;
210 hppa-*-hpux11*) case ${cpu} in
216 hppa-*-hpux*) fmt=som em=hppa ;;
217 hppa-*-mpeix*) fmt=som em=hppa ;;
218 hppa-*-bsd*) fmt=som em=hppa ;;
219 hppa-*-hiux*) fmt=som em=hppa ;;
221 h8300-*-coff) fmt=coff ;;
223 i370-*-elf* | i370-*-linux*) fmt=elf ;;
224 i386-ibm-aix*) fmt=coff em=i386aix ;;
225 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
226 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
227 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
228 i386-*-bsd*) fmt=aout em=386bsd ;;
229 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
230 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
231 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
232 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
233 i386-*-linux*coff*) fmt=coff em=linux ;;
234 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
235 i386-*-lynxos*) fmt=coff em=lynx ;;
237 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
238 fmt=elf bfd_gas=yes ;;
239 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
240 fmt=aout em=386bsd ;;
242 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
243 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
245 i386-*-sco3.2v5*) fmt=elf
246 if test ${this_target} = $target; then
247 AC_DEFINE(SCO_ELF, 1,
248 [Define if defaulting to ELF on SCO 5.])
251 i386-*-sco3.2*) fmt=coff ;;
252 i386-*-vsta) fmt=aout ;;
253 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
255 i386-*-rtemself*) fmt=elf ;;
256 i386-*-rtems*) fmt=coff ;;
257 i386-*-gnu*) fmt=elf ;;
259 fmt=aout em=mach bfd_gas=yes ;;
260 i386-*-msdos*) fmt=aout ;;
261 i386-*-moss*) fmt=elf ;;
262 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
263 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
264 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
265 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
266 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
267 i386-*-vxworks*) fmt=aout ;;
268 i860-stardent-sysv4* | i860-stardent-elf*)
269 fmt=elf bfd_gas=yes endian=little
270 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
271 i960-*-bout) fmt=bout ;;
272 i960-*-coff) fmt=coff em=ic960 ;;
273 i960-*-rtems*) fmt=coff em=ic960 ;;
274 i960-*-nindy*) fmt=bout ;;
275 i960-*-vxworks4*) fmt=bout ;;
276 i960-*-vxworks5.0) fmt=bout ;;
277 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
278 i960-*-vxworks*) fmt=bout ;;
279 i960-*-elf*) fmt=elf ;;
281 ia64-*-elf*) fmt=elf ;;
282 ia64-*-linux-gnu*) fmt=elf em=linux ;;
284 m32r-*-*) fmt=elf bfd_gas=yes ;;
286 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
288 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
290 m68k-motorola-sysv*) fmt=coff em=delta ;;
291 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
292 m68k-apollo-*) fmt=coff em=apollo ;;
293 m68k-*-sysv4*) # must be before -sysv*
295 m68k-*-elf*) fmt=elf ;;
296 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
298 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
299 m68k-*-linux*aout*) fmt=aout em=linux ;;
300 m68k-*-linux-gnu*) fmt=elf em=linux ;;
301 m68k-*-gnu*) fmt=elf ;;
302 m68k-*-lynxos*) fmt=coff em=lynx ;;
303 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
304 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
305 m68k-apple-aux*) fmt=coff em=aux ;;
306 m68k-*-psos*) fmt=elf em=psos;;
308 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
309 m88k-*-coff*) fmt=coff ;;
311 mcore-*-elf) fmt=elf bfd_gas=yes ;;
312 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
314 # don't change em like *-*-bsd does
315 mips-dec-netbsd*) fmt=elf endian=little ;;
316 mips-dec-openbsd*) fmt=elf endian=little ;;
317 mips-dec-bsd*) fmt=aout endian=little ;;
318 mips-sony-bsd*) fmt=ecoff ;;
319 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
320 mips-*-ultrix*) fmt=ecoff endian=little ;;
321 mips-*-osf*) fmt=ecoff endian=little ;;
322 mips-*-ecoff*) fmt=ecoff ;;
323 mips-*-ecoff*) fmt=ecoff ;;
324 mips-*-pe*) fmt=coff endian=little em=pe ;;
325 mips-*-irix6*) fmt=elf ;;
326 mips-*-irix5*) fmt=elf ;;
327 mips-*-irix*) fmt=ecoff ;;
328 mips-*-lnews*) fmt=ecoff em=lnews ;;
329 mips-*-riscos*) fmt=ecoff ;;
330 mips-*-sysv4*MP*) fmt=elf em=tmips ;;
331 mips-*-sysv*) fmt=ecoff ;;
332 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
334 mips-*-vxworks*) fmt=elf
335 AC_DEFINE(MIPS_STABS_ELF, 1,
336 [Use ELF stabs for MIPS, not ECOFF stabs])
338 mn10200-*-*) fmt=elf bfd_gas=yes ;;
339 mn10300-*-*) fmt=elf bfd_gas=yes ;;
341 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
343 ppc-*-aix*) fmt=coff ;;
344 ppc-*-beos*) fmt=coff ;;
345 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
347 ppc-*-linux-gnu*) fmt=elf
350 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
353 ppc-*-solaris*) fmt=elf
354 if test ${this_target} = $target; then
355 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
356 [Define if default target is PowerPC Solaris.])
358 if test x${endian} = xbig; then
359 AC_MSG_ERROR(Solaris must be configured little endian)
362 ppc-*-rtems*) fmt=elf ;;
363 ppc-*-macos* | ppc-*-mpw*)
365 ppc-*-netware*) fmt=elf em=ppcnw ;;
366 ppc-*-vxworks*) fmt=elf ;;
368 sh-*-elf*) fmt=elf ;;
369 sh-*-coff*) fmt=coff ;;
370 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
371 sh-*-rtemself*) fmt=elf ;;
372 sh-*-rtems*) fmt=coff ;;
374 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
375 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
376 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
378 sparc-*-rtems*) fmt=aout ;;
379 sparc-*-sunos4*) fmt=aout em=sun3 ;;
380 sparc-*-aout | sparc*-*-vxworks*)
381 fmt=aout em=sparcaout ;;
382 sparc-*-coff) fmt=coff ;;
383 sparc-*-linux*aout*) fmt=aout em=linux ;;
384 sparc-*-linux-gnu*) fmt=elf em=linux ;;
385 sparc-*-lynxos*) fmt=coff em=lynx ;;
386 sparc-fujitsu-none) fmt=aout ;;
387 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
389 sparc-*-netbsd*) em=nbsd bfd_gas=yes
398 sparc-*-openbsd*) fmt=aout em=nbsd ;;
400 strongarm-*-coff) fmt=coff ;;
401 strongarm-*-elf) fmt=elf ;;
403 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
404 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
405 tic54x-*-* | c54x*-*-*)
406 fmt=coff bfd_gas=yes need_libm=yes;;
407 tic80-*-*) fmt=coff ;;
409 v850-*-*) fmt=elf bfd_gas=yes ;;
410 v850e-*-*) fmt=elf bfd_gas=yes ;;
411 v850ea-*-*) fmt=elf bfd_gas=yes ;;
413 vax-*-bsd* | vax-*-ultrix*)
415 vax-*-vms) fmt=vms ;;
418 z8k-*-coff | z8k-*-sim)
423 *-*-aout | *-*-scout)
429 *-*-generic) fmt=generic ;;
430 *-*-xray | *-*-hms) fmt=coff ;;
432 *-*-elf | *-*-sysv4* | *-*-solaris*)
433 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
435 *-*-vxworks) fmt=aout ;;
436 *-*-netware) fmt=elf ;;
439 if test ${this_target} = $target ; then
441 if test x${endian} = xbig; then
443 elif test x${endian} = xlittle; then
446 if test x${endian_def} != x; then
447 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
448 [Define as 1 if big endian.])
452 case ${cpu_type}-${fmt} in
453 alpha*-*) bfd_gas=yes ;;
454 arm-*) bfd_gas=yes ;;
456 # i386-aout) bfd_gas=preferred ;;
457 ia64*-*) bfd_gas=yes ;;
458 mips-*) bfd_gas=yes ;;
459 ns32k-*) bfd_gas=yes ;;
460 ppc-*) bfd_gas=yes ;;
461 sparc-*) bfd_gas=yes ;;
462 strongarm-*) bfd_gas=yes ;;
463 *-elf) bfd_gas=yes ;;
464 *-ecoff) bfd_gas=yes ;;
465 *-som) bfd_gas=yes ;;
466 #enable bfd for coff and aout to allow testing if a bfd target is
467 #the primary target, but not for coff or aout as the primary target
468 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
469 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
473 # Other random stuff.
475 # Do we need the opcodes library?
483 case "${enable_shared}" in
484 yes) shared_opcodes=true ;;
485 *opcodes*) shared_opcodes=true ;;
486 *) shared_opcodes=false ;;
488 if test "${shared_opcodes}" = "true"; then
489 # A shared libopcodes must be linked against libbfd.
495 # Any other special object files needed ?
502 case ${extra_objects} in
504 *) extra_objects="$extra_objects m68k-parse.o" ;;
509 echo ${extra_objects} | grep -s "itbl-parse.o"
510 if test $? -ne 0 ; then
511 extra_objects="$extra_objects itbl-parse.o"
514 echo ${extra_objects} | grep -s "itbl-lex.o"
515 if test $? -ne 0 ; then
516 extra_objects="$extra_objects itbl-lex.o"
519 echo ${extra_objects} | grep -s "itbl-ops.o"
520 if test $? -ne 0 ; then
521 extra_objects="$extra_objects itbl-ops.o"
526 if test $this_target = $target ; then
527 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
534 if test $using_cgen = yes ; then
535 case "x${extra_objects}" in
537 *) extra_objects="$extra_objects cgen.o" ;;
541 # See if we really can support this configuration with the emulation code.
543 if test $this_target = $target ; then
544 primary_bfd_gas=$bfd_gas
548 if test $bfd_gas = no ; then
549 # Can't support other configurations this way.
552 elif test $bfd_gas = no ; then
553 # Can't support this configuration.
557 # From target name and format, produce a list of supported emulations.
559 case ${generic_target}-${fmt} in
560 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
561 mips-*-linux-gnu*-*) case "$endian" in
562 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
563 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
565 mips-*-lnews*-ecoff) ;;
566 mips-*-*-ecoff) case "$endian" in
567 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
568 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
570 mips-*-*-elf) case "$endian" in
571 big) emulation="mipsbelf mipslelf mipself" ;;
572 *) emulation="mipslelf mipsbelf mipself" ;;
574 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
575 # i386-pc-pe-coff != i386-pc-coff.
577 # Uncommenting the next line will turn on support for i386 AOUT
578 # for the default linux configuration
579 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
581 i386-*-aout) emulation="i386aout" ;;
582 i386-*-coff) emulation="i386coff" ;;
583 i386-*-elf) emulation="i386elf" ;;
585 # Always all formats. Having a.out first makes it the default.
586 cris-*-*) emulation="crisaout criself" ;;
589 emulations="$emulations $emulation"
593 # Turn on all targets if possible
594 if test ${all_targets} = "yes"; then
595 case ${target_cpu_type} in
597 case ${obj_format} in
599 emulations="$emulations i386coff i386elf"
602 emulations="$emulations i386aout i386elf"
605 emulations="$emulations i386aout i386coff"
612 # Assign floating point type. Most processors with FP support
613 # IEEE FP. On those that don't support FP at all, usually IEEE
615 case ${target_cpu} in
616 vax | tahoe ) atof=${target_cpu} ;;
620 case "${obj_format}" in
621 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
624 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
626 if test $using_cgen = yes ; then
627 case ${target_cpu} in
628 *) cgen_cpu_prefix=${target_cpu} ;;
630 AC_SUBST(cgen_cpu_prefix)
631 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
635 dnl Make sure the desired support files exist.
638 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
639 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
642 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
643 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
646 case ${user_bfd_gas}-${primary_bfd_gas} in
648 # We didn't override user's choice.
651 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
663 # User specified nothing.
667 # Some COFF configurations want these random other flags set.
668 case ${obj_format} in
670 case ${target_cpu_type} in
671 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
672 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
673 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
678 # Getting this done right is going to be a bitch. Each configuration specified
679 # with --enable-targets=... should be checked for environment, format, cpu, and
682 # For each configuration, the necessary object file support code must be linked
683 # in. This might be only one, it might be up to four. The necessary emulation
684 # code needs to be provided, too.
686 # And then there's "--enable-targets=all"....
688 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
690 formats="${obj_format}"
694 for em in . $emulations ; do
698 fmt=elf file=mipself ;;
699 mipsbecoff | mipslecoff)
700 fmt=ecoff file=mipsecoff ;;
708 formats="$formats $fmt"
709 emfiles="$emfiles e-$file.o"
710 EMULATIONS="$EMULATIONS &$em,"
714 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
715 for fmt in $formats ; do
717 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
718 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
719 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
720 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
721 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
722 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
723 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
724 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
725 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
726 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
728 extra_objects="$extra_objects obj-$fmt.o"
732 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
733 DEFAULT_EMULATION=`set . $emulations ; echo $2`
734 # e-mips* has more than one emulation per file, e-i386* has just one at the
735 # moment. If only one emulation is specified, then don't define
736 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
737 case "${obj_format}${emfiles}" in
739 extra_objects="$extra_objects $emfiles"
740 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
743 AC_SUBST(extra_objects)
744 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
745 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
746 [Default emulation.])
748 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
749 yes-*-coff) need_bfd=yes ;;
750 no-*-coff) need_bfd=yes
751 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
754 reject_dev_configs=yes
756 case ${reject_dev_configs}-${dev} in
758 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
762 AC_SUBST(target_cpu_type)
765 AC_SUBST(install_tooldir)
767 dnl AC_SUBST(emulation)
769 case "${primary_bfd_gas}" in
770 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
774 # do we need the opcodes library?
775 case "${need_opcodes}" in
777 OPCODES_LIB=../opcodes/libopcodes.la
781 case "${need_bfd}" in
783 BFDLIB=../bfd/libbfd.la
784 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
789 AC_SUBST(OPCODES_LIB)
791 AC_SUBST(ALL_OBJ_DEPS)
793 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
794 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
795 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
796 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
797 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
810 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
812 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
813 # people who are not cross-compiling but are compiling cross-assemblers.
814 AC_MSG_CHECKING(whether compiling a cross-assembler)
815 if test "${host}" = "${target}"; then
819 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
821 AC_MSG_RESULT($cross_gas)
823 dnl ansidecl.h will deal with const
828 # VMS doesn't have unlink.
829 AC_CHECK_FUNCS(unlink remove, break)
831 # Some systems don't have sbrk().
834 # do we need the math library?
835 case "${need_libm}" in
842 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
843 # enough, but on some of those systems, the assert macro relies on requoting
847 # On some systems, the system header files may not declare malloc, realloc,
848 # and free. There are places where gas needs these functions to have been
849 # declared -- such as when taking their addresses.
857 #ifdef HAVE_STRINGS_H
868 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
869 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
870 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
871 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
872 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
874 # Does errno.h declare errno, or do we have to add a separate declaration
876 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
882 dnl This must come last.
884 dnl We used to make symlinks to files in the source directory, but now
885 dnl we just use the right name for .c files, and create .h files in
886 dnl the build directory which include the right .h file. Make sure
887 dnl the old symlinks don't exist, so that a reconfigure in an existing
888 dnl directory behaves reasonably.
890 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
891 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
892 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
893 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
894 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
895 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
896 if test "x$cgen_cpu_prefix" != x ; then
897 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
900 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
901 [target_cpu_type=${target_cpu_type}
902 cgen_cpu_prefix=${cgen_cpu_prefix}
903 obj_format=${obj_format}