1 dnl Process this file with autoconf to produce a configure script.
3 dnl And be careful when changing it! If you must add tests with square
4 dnl brackets, be sure changequote invocations surround it.
7 dnl v2.5 needed for --bindir et al
15 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
17 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
22 AC_ARG_ENABLE(bfd-assembler,
23 [ --enable-bfd-assembler use BFD back end for writing object files],
24 [case "${enableval}" in
25 yes) need_bfd=yes user_bfd_gas=yes ;;
26 no) user_bfd_gas=no ;;
27 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
29 AC_ARG_ENABLE(targets,
30 [ targets alternative target configurations besides the primary],
31 [case "${enableval}" in
32 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
34 no) enable_targets= ;;
35 *) enable_targets=$enableval ;;
37 AC_ARG_ENABLE(commonbfdlib,
38 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
39 [case "${enableval}" in
40 yes) commonbfdlib=true ;;
41 no) commonbfdlib=false ;;
42 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
47 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
48 AC_ARG_ENABLE(build-warnings,
49 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
50 [case "${enableval}" in
52 no) build_warnings="-w";;
53 ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
54 build_warnings="${build_warnings} ${t}";;
55 *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
56 build_warnings="${t} ${build_warnings}";;
57 *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
59 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
60 echo "Setting warning flags = $build_warnings" 6>&1
63 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
64 WARN_CFLAGS="${build_warnings}"
68 # Generate a header file
69 AM_CONFIG_HEADER(config.h:config.in)
71 # If we are on a DOS filesystem, we must use gdb.ini rather than
75 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
83 # Makefile target for installing gas in $(tooldir)/bin.
84 install_tooldir=install-exec-tooldir
88 if test -n "$enable_targets" ; then
89 for t in `echo $enable_targets | sed 's/,/ /g'`; do
90 if test $t = "all"; then
94 result=`$ac_config_sub $t 2>/dev/null`
95 if test -n "$result" ; then
96 canon_targets="$canon_targets $result"
98 # # Permit "all", etc. We don't support it yet though.
99 # canon_targets="$canon_targets $t"
102 GAS_UNIQ(canon_targets)
107 for this_target in $target $canon_targets ; do
110 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 pjl*) cpu_type=pj endian=little ;;
141 pj*) cpu_type=pj endian=big ;;
142 powerpc*le*) cpu_type=ppc endian=little ;;
143 powerpc*) cpu_type=ppc endian=big ;;
144 rs6000*) cpu_type=ppc ;;
145 s390x*) cpu_type=s390 arch=s390x ;;
146 s390*) cpu_type=s390 arch=s390 ;;
147 sh*le) cpu_type=sh endian=little ;;
148 sh*) cpu_type=sh endian=big ;;
149 sparclite*) cpu_type=sparc arch=sparclite ;;
150 sparclet*) cpu_type=sparc arch=sparclet ;;
151 sparc64*) cpu_type=sparc arch=v9-64 ;;
152 sparc86x*) cpu_type=sparc arch=sparc86x ;;
153 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
154 v850*) cpu_type=v850 ;;
155 *) cpu_type=${cpu} ;;
158 if test ${this_target} = $target ; then
159 target_cpu_type=${cpu_type}
160 elif test ${target_cpu_type} != ${cpu_type} ; then
164 generic_target=${cpu_type}-$vendor-$os
170 # assign object format
171 case ${generic_target} in
172 a29k-*-coff) fmt=coff ;;
173 a29k-amd-udi) fmt=coff ;;
174 a29k-amd-ebmon) fmt=coff ;;
175 a29k-nyu-sym1) fmt=coff ;;
176 a29k-*-rtems*) fmt=coff ;;
177 a29k-*-vxworks*) fmt=coff ;;
179 alpha*-*-*vms*) fmt=evax ;;
180 alpha*-*-netware*) fmt=ecoff ;;
181 alpha*-*-openbsd*) fmt=ecoff ;;
182 alpha*-*-osf*) fmt=ecoff ;;
183 alpha*-*-linuxecoff*) fmt=ecoff ;;
184 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
185 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
187 arc-*-elf*) fmt=elf bfd_gas=yes ;;
189 arm-*-aout) fmt=aout ;;
190 arm-*-coff | thumb-*-coff) fmt=coff ;;
191 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
192 arm-*-elf | thumb-*-elf) fmt=elf ;;
193 arm*-*-conix*) fmt=elf ;;
194 arm-*-linux*aout*) fmt=aout em=linux ;;
195 arm*-*-linux-gnu* | arm*-*-uclinux*)
197 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
198 arm-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
199 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
200 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
201 arm-*-wince) fmt=coff em=wince-pe ;;
202 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
203 arm-*-riscix*) fmt=aout em=riscix ;;
204 arm-*-vxworks) fmt=coff ;;
206 avr-*-*) fmt=elf bfd_gas=yes ;;
208 cris-*-*) fmt=multi bfd_gas=yes ;;
210 d10v-*-*) fmt=elf bfd_gas=yes ;;
211 d30v-*-*) fmt=elf bfd_gas=yes ;;
214 fr30-*-*) fmt=elf bfd_gas=yes ;;
216 hppa-*-linux-gnu*) case ${cpu} in
218 fmt=elf em=hppalinux64;;
222 hppa-*-*elf*) fmt=elf em=hppa ;;
223 hppa-*-lites*) fmt=elf em=hppa ;;
224 hppa-*-osf*) fmt=som em=hppa ;;
225 hppa-*-rtems*) fmt=elf em=hppa ;;
226 hppa-*-hpux11*) case ${cpu} in
232 hppa-*-hpux*) fmt=som em=hppa ;;
233 hppa-*-mpeix*) fmt=som em=hppa ;;
234 hppa-*-bsd*) fmt=som em=hppa ;;
235 hppa-*-hiux*) fmt=som em=hppa ;;
237 h8300-*-rtems*) fmt=coff ;;
238 h8300-*-coff) fmt=coff ;;
239 h8300-*-elf) fmt=elf ;;
240 h8500-*-rtems*) fmt=coff ;;
241 h8500-*-coff) fmt=coff ;;
243 i370-*-elf* | i370-*-linux*) fmt=elf ;;
244 i386-ibm-aix*) fmt=coff em=i386aix ;;
245 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
246 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
247 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
248 i386-*-bsd*) fmt=aout em=386bsd ;;
249 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
250 i386-*-netbsd*) em=nbsd bfd_gas=yes
260 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
261 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
262 i386-*-linux*coff*) fmt=coff em=linux ;;
263 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
264 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
265 i386-*-lynxos*) fmt=coff em=lynx ;;
267 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
268 fmt=elf bfd_gas=yes ;;
269 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
270 fmt=aout em=386bsd ;;
272 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
274 i386-*-sco3.2v5*) fmt=elf
275 if test ${this_target} = $target; then
276 AC_DEFINE(SCO_ELF, 1,
277 [Define if defaulting to ELF on SCO 5.])
280 i386-*-sco3.2*) fmt=coff ;;
281 i386-*-vsta) fmt=aout ;;
282 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
283 fmt=coff em=go32 bfd_gas=yes
284 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
286 i386-*-rtemself*) fmt=elf ;;
287 i386-*-rtemscoff*) fmt=coff ;;
288 i386-*-rtems*) fmt=elf ;;
289 i386-*-gnu*) fmt=elf ;;
291 fmt=aout em=mach bfd_gas=yes ;;
292 i386-*-msdos*) fmt=aout ;;
293 i386-*-moss*) fmt=elf ;;
294 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
295 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
296 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
297 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
298 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
299 i386-*-vxworks*) fmt=aout ;;
300 i386-*-chaos) fmt=elf ;;
301 i860-stardent-sysv4* | i860-stardent-elf*)
302 fmt=elf bfd_gas=yes endian=little
303 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
304 i960-*-bout) fmt=bout ;;
305 i960-*-coff) fmt=coff em=ic960 ;;
306 i960-*-rtems*) fmt=coff em=ic960 ;;
307 i960-*-nindy*) fmt=bout ;;
308 i960-*-vxworks4*) fmt=bout ;;
309 i960-*-vxworks5.0) fmt=bout ;;
310 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
311 i960-*-vxworks*) fmt=bout ;;
312 i960-*-elf*) fmt=elf ;;
314 ia64-*-elf*) fmt=elf ;;
315 ia64-*-aix*) fmt=elf em=ia64aix ;;
316 ia64-*-linux-gnu*) fmt=elf em=linux ;;
317 ia64-*-hpux*) fmt=elf em=hpux ;;
318 ia64-*-netbsd*) fmt=elf em=nbsd ;;
320 m32r-*-*) fmt=elf bfd_gas=yes ;;
322 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
324 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
326 m68k-motorola-sysv*) fmt=coff em=delta ;;
327 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
328 m68k-apollo-*) fmt=coff em=apollo ;;
329 m68k-*-sysv4*) # must be before -sysv*
331 m68k-*-elf*) fmt=elf ;;
332 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
334 m68k-*-rtems*) fmt=elf ;;
335 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
336 m68k-*-linux*aout*) fmt=aout em=linux ;;
337 m68k-*-linux-gnu*) fmt=elf em=linux ;;
338 m68k-*-gnu*) fmt=elf ;;
339 m68k-*-lynxos*) fmt=coff em=lynx ;;
340 m68k-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
341 m68k-*-netbsdaout* | m68k-*-netbsd*)
342 fmt=aout em=nbsd bfd_gas=yes ;;
343 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
344 m68k-apple-aux*) fmt=coff em=aux ;;
345 m68k-*-psos*) fmt=elf em=psos;;
347 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
348 m88k-*-coff*) fmt=coff ;;
350 mcore-*-elf) fmt=elf bfd_gas=yes ;;
351 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
353 # don't change em like *-*-bsd does
354 mips-dec-openbsd*) fmt=elf endian=little ;;
355 mips-dec-bsd*) fmt=aout endian=little ;;
356 mips-sony-bsd*) fmt=ecoff ;;
357 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
358 mips-*-ultrix*) fmt=ecoff endian=little ;;
359 mips-*-osf*) fmt=ecoff endian=little ;;
360 mips-*-ecoff*) fmt=ecoff ;;
361 mips-*-pe*) fmt=coff endian=little em=pe ;;
362 mips-*-irix6*) fmt=elf ;;
363 mips-*-irix5*) fmt=elf ;;
364 mips-*-irix*) fmt=ecoff ;;
365 mips-*-lnews*) fmt=ecoff em=lnews ;;
366 mips-*-riscos*) fmt=ecoff ;;
367 mips*-*-linux*) fmt=elf em=tmips mips_stabs_elf=y ;;
368 mips-*-sysv4*MP* | mips-*-gnu*)
370 mips-*-sysv*) fmt=ecoff ;;
371 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
373 mips-*-vxworks*) fmt=elf mips_stabs_elf=y ;;
374 mmix-*-*) fmt=elf bfd_gas=yes ;;
375 mn10200-*-*) fmt=elf bfd_gas=yes ;;
376 mn10300-*-*) fmt=elf bfd_gas=yes ;;
377 openrisc-*-*) fmt=elf bfd_gas=yes ;;
379 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
381 ppc-*-aix*) fmt=coff ;;
382 ppc-*-beos*) fmt=coff ;;
383 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
385 ppc-*-linux-gnu*) fmt=elf
388 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
391 ppc-*-solaris*) fmt=elf
392 if test ${this_target} = $target; then
393 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
394 [Define if default target is PowerPC Solaris.])
396 if test x${endian} = xbig; then
397 AC_MSG_ERROR(Solaris must be configured little endian)
400 ppc-*-rtems*) fmt=elf ;;
401 ppc-*-macos* | ppc-*-mpw*)
403 ppc-*-netware*) fmt=elf em=ppcnw ;;
404 ppc-*-vxworks*) fmt=elf ;;
406 s390x-*-linux-gnu*) fmt=elf em=linux ;;
407 s390-*-linux-gnu*) fmt=elf em=linux ;;
409 sh*-*-linux*) fmt=elf em=linux
416 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
417 sh-*-elf*) fmt=elf ;;
418 sh-*-coff*) fmt=coff bfd_gas=yes;;
419 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
420 sh-*-rtemself*) fmt=elf ;;
421 sh-*-rtems*) fmt=coff bfd_gas=yes;;
423 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
424 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
425 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
427 sparc-*-rtemsaout*) fmt=aout ;;
428 sparc-*-rtemself*) fmt=elf ;;
429 sparc-*-rtems*) fmt=elf ;;
430 sparc-*-sunos4*) fmt=aout em=sun3 ;;
431 sparc-*-aout | sparc*-*-vxworks*)
432 fmt=aout em=sparcaout ;;
433 sparc-*-coff) fmt=coff ;;
434 sparc-*-linux*aout*) fmt=aout em=linux ;;
435 sparc-*-linux-gnu*) fmt=elf em=linux ;;
436 sparc-*-lynxos*) fmt=coff em=lynx ;;
437 sparc-fujitsu-none) fmt=aout ;;
438 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
440 sparc-*-netbsd*) em=nbsd bfd_gas=yes
449 sparc-*-openbsd*) fmt=aout em=nbsd ;;
451 strongarm-*-coff) fmt=coff ;;
452 strongarm-*-elf) fmt=elf ;;
453 xscale-*-coff) fmt=coff ;;
454 xscale-*-elf) fmt=elf ;;
456 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
457 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
458 tic54x-*-* | c54x*-*-*)
459 fmt=coff bfd_gas=yes need_libm=yes;;
460 tic80-*-*) fmt=coff ;;
462 v850-*-*) fmt=elf bfd_gas=yes ;;
463 v850e-*-*) fmt=elf bfd_gas=yes ;;
464 v850ea-*-*) fmt=elf bfd_gas=yes ;;
466 vax-*-bsd* | vax-*-ultrix*)
468 vax-*-vms) fmt=vms ;;
472 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
474 z8k-*-coff | z8k-*-sim)
477 *-*-aout | *-*-scout)
479 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
484 *-*-generic) fmt=generic ;;
485 *-*-xray | *-*-hms) fmt=coff ;;
487 *-*-elf | *-*-sysv4* | *-*-solaris*)
488 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
490 *-*-vxworks) fmt=aout ;;
491 *-*-netware) fmt=elf ;;
494 if test ${this_target} = $target ; then
496 if test x${endian} = xbig; then
498 elif test x${endian} = xlittle; then
501 if test x${endian_def} != x; then
502 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
503 [Define as 1 if big endian.])
507 if test x${mips_stabs_elf} != x; then
508 AC_DEFINE(MIPS_STABS_ELF, 1,
509 [Use ELF stabs for MIPS, not ECOFF stabs])
512 case ${cpu_type}-${fmt} in
513 alpha*-*) bfd_gas=yes ;;
514 arm-*) bfd_gas=yes ;;
516 # i386-aout) bfd_gas=preferred ;;
517 ia64*-*) bfd_gas=yes ;;
518 mips-*) bfd_gas=yes ;;
519 ns32k-*) bfd_gas=yes ;;
520 pdp11-*) bfd_gas=yes ;;
521 ppc-*) bfd_gas=yes ;;
522 sparc-*) bfd_gas=yes ;;
523 strongarm-*) bfd_gas=yes ;;
524 xscale-*) bfd_gas=yes ;;
525 *-elf) bfd_gas=yes ;;
526 *-ecoff) bfd_gas=yes ;;
527 *-som) bfd_gas=yes ;;
528 #enable bfd for coff and aout to allow testing if a bfd target is
529 #the primary target, but not for coff or aout as the primary target
530 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
531 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
535 # Other random stuff.
537 # Do we need the opcodes library?
545 case "${enable_shared}" in
546 yes) shared_opcodes=true ;;
547 *opcodes*) shared_opcodes=true ;;
548 *) shared_opcodes=false ;;
550 if test "${shared_opcodes}" = "true"; then
551 # A shared libopcodes must be linked against libbfd.
557 # Any other special object files needed ?
559 fr30 | m32r | openrisc)
564 case ${extra_objects} in
566 *) extra_objects="$extra_objects m68k-parse.o" ;;
571 echo ${extra_objects} | grep -s "itbl-parse.o"
572 if test $? -ne 0 ; then
573 extra_objects="$extra_objects itbl-parse.o"
576 echo ${extra_objects} | grep -s "itbl-lex.o"
577 if test $? -ne 0 ; then
578 extra_objects="$extra_objects itbl-lex.o"
581 echo ${extra_objects} | grep -s "itbl-ops.o"
582 if test $? -ne 0 ; then
583 extra_objects="$extra_objects itbl-ops.o"
588 if test $this_target = $target ; then
589 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
601 if test $using_cgen = yes ; then
602 case "x${extra_objects}" in
604 *) extra_objects="$extra_objects cgen.o" ;;
608 # See if we really can support this configuration with the emulation code.
610 if test $this_target = $target ; then
611 primary_bfd_gas=$bfd_gas
615 if test $bfd_gas = no ; then
616 # Can't support other configurations this way.
619 elif test $bfd_gas = no ; then
620 # Can't support this configuration.
624 # From target name and format, produce a list of supported emulations.
626 case ${generic_target}-${fmt} in
627 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
628 mips*-*-linux*-*) case "$endian" in
629 big) emulation="mipsbelf mipslelf mipself" ;;
630 *) emulation="mipslelf mipsbelf mipself" ;;
632 mips-*-lnews*-ecoff) ;;
633 mips-*-*-ecoff) case "$endian" in
634 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
635 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
637 mips-*-*-elf) case "$endian" in
638 big) emulation="mipsbelf mipslelf mipself" ;;
639 *) emulation="mipslelf mipsbelf mipself" ;;
641 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
642 # i386-pc-pe-coff != i386-pc-coff.
644 # Uncommenting the next line will turn on support for i386 AOUT
645 # for the default linux configuration
646 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
648 i386-*-aout) emulation="i386aout" ;;
649 i386-*-coff) emulation="i386coff" ;;
650 i386-*-elf) emulation="i386elf" ;;
652 # Always all formats. The first stated emulation becomes the default.
653 cris-*-*aout*) emulation="crisaout criself" ;;
654 cris-*-*) emulation="criself crisaout" ;;
657 emulations="$emulations $emulation"
661 # Turn on all targets if possible
662 if test ${all_targets} = "yes"; then
663 case ${target_cpu_type} in
665 case ${obj_format} in
667 emulations="$emulations i386coff i386elf"
670 emulations="$emulations i386aout i386elf"
673 emulations="$emulations i386aout i386coff"
680 # Assign floating point type. Most processors with FP support
681 # IEEE FP. On those that don't support FP at all, usually IEEE
683 case ${target_cpu} in
684 vax | tahoe ) atof=${target_cpu} ;;
689 case "${obj_format}" in
690 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
693 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
695 if test $using_cgen = yes ; then
696 case ${target_cpu} in
697 *) cgen_cpu_prefix=${target_cpu} ;;
699 AC_SUBST(cgen_cpu_prefix)
700 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
704 dnl Make sure the desired support files exist.
707 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
708 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
711 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
712 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
715 case ${user_bfd_gas}-${primary_bfd_gas} in
717 # We didn't override user's choice.
720 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
732 # User specified nothing.
736 # Some COFF configurations want these random other flags set.
737 case ${obj_format} in
739 case ${target_cpu_type} in
740 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
741 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
742 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
747 # Getting this done right is going to be a bitch. Each configuration specified
748 # with --enable-targets=... should be checked for environment, format, cpu, and
751 # For each configuration, the necessary object file support code must be linked
752 # in. This might be only one, it might be up to four. The necessary emulation
753 # code needs to be provided, too.
755 # And then there's "--enable-targets=all"....
757 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
759 formats="${obj_format}"
763 for em in . $emulations ; do
766 mipsbelf | mipslelf | mipself)
767 fmt=elf file=mipself ;;
768 mipsbecoff | mipslecoff | mipsecoff)
769 fmt=ecoff file=mipsecoff ;;
777 formats="$formats $fmt"
778 emfiles="$emfiles e-$file.o"
779 EMULATIONS="$EMULATIONS &$em,"
783 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
784 for fmt in $formats ; do
786 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
787 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
788 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
789 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
790 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
791 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
792 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
793 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
794 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
795 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
797 extra_objects="$extra_objects obj-$fmt.o"
801 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
802 DEFAULT_EMULATION=`set . $emulations ; echo $2`
803 # e-mips* has more than one emulation per file, e-i386* has just one at the
804 # moment. If only one emulation is specified, then don't define
805 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
806 case "${obj_format}${emfiles}" in
808 extra_objects="$extra_objects $emfiles"
809 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
812 AC_SUBST(extra_objects)
813 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
814 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
815 [Default emulation.])
817 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
818 yes-*-coff) need_bfd=yes ;;
819 no-*-coff) need_bfd=yes
820 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
823 reject_dev_configs=yes
825 case ${reject_dev_configs}-${dev} in
827 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
831 AC_SUBST(target_cpu_type)
834 AC_SUBST(install_tooldir)
836 dnl AC_SUBST(emulation)
838 case "${primary_bfd_gas}" in
839 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
843 # do we need the opcodes library?
844 case "${need_opcodes}" in
846 OPCODES_LIB=../opcodes/libopcodes.la
850 case "${need_bfd}" in
852 BFDLIB=../bfd/libbfd.la
853 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
858 AC_SUBST(OPCODES_LIB)
860 AC_SUBST(ALL_OBJ_DEPS)
862 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
863 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
864 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
865 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
866 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
879 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
881 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
882 # people who are not cross-compiling but are compiling cross-assemblers.
883 AC_MSG_CHECKING(whether compiling a cross-assembler)
884 if test "${host}" = "${target}"; then
888 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
890 AC_MSG_RESULT($cross_gas)
892 dnl ansidecl.h will deal with const
897 # VMS doesn't have unlink.
898 AC_CHECK_FUNCS(unlink remove, break)
900 # Some systems don't have sbrk().
903 # do we need the math library?
904 case "${need_libm}" in
911 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
912 # enough, but on some of those systems, the assert macro relies on requoting
916 # On some systems, the system header files may not declare malloc, realloc,
917 # and free. There are places where gas needs these functions to have been
918 # declared -- such as when taking their addresses.
926 #ifdef HAVE_STRINGS_H
937 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
938 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
939 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
940 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
941 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
943 # Does errno.h declare errno, or do we have to add a separate declaration
945 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
951 dnl This must come last.
953 dnl We used to make symlinks to files in the source directory, but now
954 dnl we just use the right name for .c files, and create .h files in
955 dnl the build directory which include the right .h file. Make sure
956 dnl the old symlinks don't exist, so that a reconfigure in an existing
957 dnl directory behaves reasonably.
959 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
960 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
961 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
962 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
963 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
964 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
965 if test "x$cgen_cpu_prefix" != x ; then
966 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
969 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
970 [target_cpu_type=${target_cpu_type}
971 cgen_cpu_prefix=${cgen_cpu_prefix}
972 obj_format=${obj_format}