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/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 pjl*) cpu_type=pj endian=little ;;
141 pj*) cpu_type=pj endian=big ;;
142 powerpc*le*) cpu_type=ppc endian=little ;;
143 powerpc*) cpu_type=ppc endian=big ;;
144 rs6000*) cpu_type=ppc ;;
145 s390x*) cpu_type=s390 arch=s390x ;;
146 s390*) cpu_type=s390 arch=s390 ;;
147 sh*) cpu_type=sh endian=big ;;
148 sparclite*) cpu_type=sparc arch=sparclite ;;
149 sparclet*) cpu_type=sparc arch=sparclet ;;
150 sparc64*) cpu_type=sparc arch=v9-64 ;;
151 sparc86x*) cpu_type=sparc arch=sparc86x ;;
152 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
153 v850*) cpu_type=v850 ;;
154 *) cpu_type=${cpu} ;;
157 if test ${this_target} = $target ; then
158 target_cpu_type=${cpu_type}
159 elif test ${target_cpu_type} != ${cpu_type} ; then
163 generic_target=${cpu_type}-$vendor-$os
168 # assign object format
169 case ${generic_target} in
170 a29k-*-coff) fmt=coff ;;
171 a29k-amd-udi) fmt=coff ;;
172 a29k-amd-ebmon) fmt=coff ;;
173 a29k-nyu-sym1) fmt=coff ;;
174 a29k-*-rtems*) fmt=coff ;;
175 a29k-*-vxworks*) fmt=coff ;;
177 alpha*-*-*vms*) fmt=evax ;;
178 alpha*-*-netware*) fmt=ecoff ;;
179 alpha*-*-openbsd*) fmt=ecoff ;;
180 alpha*-*-osf*) fmt=ecoff ;;
181 alpha*-*-linuxecoff*) fmt=ecoff ;;
182 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
183 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
185 arc-*-elf*) fmt=elf bfd_gas=yes ;;
187 arm-*-aout) fmt=aout ;;
188 arm-*-coff | thumb-*-coff) fmt=coff ;;
189 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
190 arm-*-elf | thumb-*-elf) fmt=elf ;;
191 arm*-*-conix*) fmt=elf ;;
192 arm-*-linux*aout*) fmt=aout em=linux ;;
193 arm*-*-linux-gnu* | arm*-*-uclinux*)
195 arm-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
196 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
197 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
198 arm-*-wince) fmt=coff em=wince-pe ;;
199 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
200 arm-*-riscix*) fmt=aout em=riscix ;;
201 arm-*-vxworks) fmt=coff ;;
203 avr-*-*) fmt=elf bfd_gas=yes ;;
205 cris-*-*) fmt=multi bfd_gas=yes ;;
207 d10v-*-*) fmt=elf bfd_gas=yes ;;
208 d30v-*-*) fmt=elf bfd_gas=yes ;;
211 fr30-*-*) fmt=elf bfd_gas=yes ;;
213 hppa-*-linux-gnu*) case ${cpu} in
215 fmt=elf em=hppalinux64;;
219 hppa-*-*elf*) fmt=elf em=hppa ;;
220 hppa-*-lites*) fmt=elf em=hppa ;;
221 hppa-*-osf*) fmt=som em=hppa ;;
222 hppa-*-rtems*) fmt=elf em=hppa ;;
223 hppa-*-hpux11*) case ${cpu} in
229 hppa-*-hpux*) fmt=som em=hppa ;;
230 hppa-*-mpeix*) fmt=som em=hppa ;;
231 hppa-*-bsd*) fmt=som em=hppa ;;
232 hppa-*-hiux*) fmt=som em=hppa ;;
234 h8300-*-rtems*) fmt=coff ;;
235 h8300-*-coff) fmt=coff ;;
236 h8300-*-elf) fmt=elf ;;
237 h8500-*-rtems*) fmt=coff ;;
238 h8500-*-coff) fmt=coff ;;
240 i370-*-elf* | i370-*-linux*) fmt=elf ;;
241 i386-ibm-aix*) fmt=coff em=i386aix ;;
242 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
243 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
244 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
245 i386-*-bsd*) fmt=aout em=386bsd ;;
246 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
247 i386-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
248 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
249 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
250 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
251 i386-*-linux*coff*) fmt=coff em=linux ;;
252 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
253 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
254 i386-*-lynxos*) fmt=coff em=lynx ;;
256 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
257 fmt=elf bfd_gas=yes ;;
258 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
259 fmt=aout em=386bsd ;;
261 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
263 i386-*-sco3.2v5*) fmt=elf
264 if test ${this_target} = $target; then
265 AC_DEFINE(SCO_ELF, 1,
266 [Define if defaulting to ELF on SCO 5.])
269 i386-*-sco3.2*) fmt=coff ;;
270 i386-*-vsta) fmt=aout ;;
271 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
272 fmt=coff em=go32 bfd_gas=yes
273 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
275 i386-*-rtemself*) fmt=elf ;;
276 i386-*-rtemscoff*) fmt=coff ;;
277 i386-*-rtems*) fmt=elf ;;
278 i386-*-gnu*) fmt=elf ;;
280 fmt=aout em=mach bfd_gas=yes ;;
281 i386-*-msdos*) fmt=aout ;;
282 i386-*-moss*) fmt=elf ;;
283 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
284 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
285 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
286 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
287 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
288 i386-*-vxworks*) fmt=aout ;;
289 i386-*-chaos) fmt=elf ;;
290 i860-stardent-sysv4* | i860-stardent-elf*)
291 fmt=elf bfd_gas=yes endian=little
292 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
293 i960-*-bout) fmt=bout ;;
294 i960-*-coff) fmt=coff em=ic960 ;;
295 i960-*-rtems*) fmt=coff em=ic960 ;;
296 i960-*-nindy*) fmt=bout ;;
297 i960-*-vxworks4*) fmt=bout ;;
298 i960-*-vxworks5.0) fmt=bout ;;
299 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
300 i960-*-vxworks*) fmt=bout ;;
301 i960-*-elf*) fmt=elf ;;
303 ia64-*-elf*) fmt=elf ;;
304 ia64-*-aix*) fmt=elf em=ia64aix ;;
305 ia64-*-linux-gnu*) fmt=elf em=linux ;;
306 ia64-*-hpux*) fmt=elf em=hpux ;;
308 m32r-*-*) fmt=elf bfd_gas=yes ;;
310 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
312 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
314 m68k-motorola-sysv*) fmt=coff em=delta ;;
315 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
316 m68k-apollo-*) fmt=coff em=apollo ;;
317 m68k-*-sysv4*) # must be before -sysv*
319 m68k-*-elf*) fmt=elf ;;
320 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
322 m68k-*-rtems*) fmt=elf ;;
323 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
324 m68k-*-linux*aout*) fmt=aout em=linux ;;
325 m68k-*-linux-gnu*) fmt=elf em=linux ;;
326 m68k-*-gnu*) fmt=elf ;;
327 m68k-*-lynxos*) fmt=coff em=lynx ;;
328 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
329 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
330 m68k-apple-aux*) fmt=coff em=aux ;;
331 m68k-*-psos*) fmt=elf em=psos;;
333 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
334 m88k-*-coff*) fmt=coff ;;
336 mcore-*-elf) fmt=elf bfd_gas=yes ;;
337 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
339 # don't change em like *-*-bsd does
340 mips-dec-netbsd*) fmt=elf endian=little ;;
341 mips-dec-openbsd*) fmt=elf endian=little ;;
342 mips-dec-bsd*) fmt=aout endian=little ;;
343 mips-sony-bsd*) fmt=ecoff ;;
344 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
345 mips-*-ultrix*) fmt=ecoff endian=little ;;
346 mips-*-osf*) fmt=ecoff endian=little ;;
347 mips-*-ecoff*) fmt=ecoff ;;
348 mips-*-pe*) fmt=coff endian=little em=pe ;;
349 mips-*-irix6*) fmt=elf ;;
350 mips-*-irix5*) fmt=elf ;;
351 mips-*-irix*) fmt=ecoff ;;
352 mips-*-lnews*) fmt=ecoff em=lnews ;;
353 mips-*-riscos*) fmt=ecoff ;;
356 AC_DEFINE(MIPS_STABS_ELF, 1,
357 [Use ELF stabs for MIPS, not ECOFF stabs])
359 mips-*-sysv4*MP* | mips-*-gnu*)
361 mips-*-sysv*) fmt=ecoff ;;
362 mips-*-elf* | mips-*-rtems* | mips-*-openbsd*)
364 mips-*-vxworks*) fmt=elf
365 AC_DEFINE(MIPS_STABS_ELF, 1,
366 [Use ELF stabs for MIPS, not ECOFF stabs])
368 mn10200-*-*) fmt=elf bfd_gas=yes ;;
369 mn10300-*-*) fmt=elf bfd_gas=yes ;;
370 openrisc-*-*) fmt=elf bfd_gas=yes ;;
372 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
374 ppc-*-aix*) fmt=coff ;;
375 ppc-*-beos*) fmt=coff ;;
376 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
378 ppc-*-linux-gnu*) fmt=elf
381 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
384 ppc-*-solaris*) fmt=elf
385 if test ${this_target} = $target; then
386 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
387 [Define if default target is PowerPC Solaris.])
389 if test x${endian} = xbig; then
390 AC_MSG_ERROR(Solaris must be configured little endian)
393 ppc-*-rtems*) fmt=elf ;;
394 ppc-*-macos* | ppc-*-mpw*)
396 ppc-*-netware*) fmt=elf em=ppcnw ;;
397 ppc-*-vxworks*) fmt=elf ;;
399 s390x-*-linux-gnu*) fmt=elf em=linux ;;
400 s390-*-linux-gnu*) fmt=elf em=linux ;;
402 sh-*-linux*) fmt=elf em=linux ;;
403 sh-*-elf*) fmt=elf ;;
404 sh-*-coff*) fmt=coff bfd_gas=yes;;
405 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
406 sh-*-rtemself*) fmt=elf ;;
407 sh-*-rtems*) fmt=coff bfd_gas=yes;;
409 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
410 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
411 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
413 sparc-*-rtemsaout*) fmt=aout ;;
414 sparc-*-rtemself*) fmt=elf ;;
415 sparc-*-rtems*) fmt=elf ;;
416 sparc-*-sunos4*) fmt=aout em=sun3 ;;
417 sparc-*-aout | sparc*-*-vxworks*)
418 fmt=aout em=sparcaout ;;
419 sparc-*-coff) fmt=coff ;;
420 sparc-*-linux*aout*) fmt=aout em=linux ;;
421 sparc-*-linux-gnu*) fmt=elf em=linux ;;
422 sparc-*-lynxos*) fmt=coff em=lynx ;;
423 sparc-fujitsu-none) fmt=aout ;;
424 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
426 sparc-*-netbsd*) em=nbsd bfd_gas=yes
435 sparc-*-openbsd*) fmt=aout em=nbsd ;;
437 strongarm-*-coff) fmt=coff ;;
438 strongarm-*-elf) fmt=elf ;;
439 xscale-*-coff) fmt=coff ;;
440 xscale-*-elf) fmt=elf ;;
442 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
443 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
444 tic54x-*-* | c54x*-*-*)
445 fmt=coff bfd_gas=yes need_libm=yes;;
446 tic80-*-*) fmt=coff ;;
448 v850-*-*) fmt=elf bfd_gas=yes ;;
449 v850e-*-*) fmt=elf bfd_gas=yes ;;
450 v850ea-*-*) fmt=elf bfd_gas=yes ;;
452 vax-*-bsd* | vax-*-ultrix*)
454 vax-*-vms) fmt=vms ;;
457 z8k-*-coff | z8k-*-sim)
462 *-*-aout | *-*-scout)
464 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
469 *-*-generic) fmt=generic ;;
470 *-*-xray | *-*-hms) fmt=coff ;;
472 *-*-elf | *-*-sysv4* | *-*-solaris*)
473 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
475 *-*-vxworks) fmt=aout ;;
476 *-*-netware) fmt=elf ;;
479 if test ${this_target} = $target ; then
481 if test x${endian} = xbig; then
483 elif test x${endian} = xlittle; then
486 if test x${endian_def} != x; then
487 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
488 [Define as 1 if big endian.])
492 case ${cpu_type}-${fmt} in
493 alpha*-*) bfd_gas=yes ;;
494 arm-*) bfd_gas=yes ;;
496 # i386-aout) bfd_gas=preferred ;;
497 ia64*-*) bfd_gas=yes ;;
498 mips-*) bfd_gas=yes ;;
499 ns32k-*) bfd_gas=yes ;;
500 pdp11-*) bfd_gas=yes ;;
501 ppc-*) bfd_gas=yes ;;
502 sparc-*) bfd_gas=yes ;;
503 strongarm-*) bfd_gas=yes ;;
504 xscale-*) bfd_gas=yes ;;
505 *-elf) bfd_gas=yes ;;
506 *-ecoff) bfd_gas=yes ;;
507 *-som) bfd_gas=yes ;;
508 #enable bfd for coff and aout to allow testing if a bfd target is
509 #the primary target, but not for coff or aout as the primary target
510 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
511 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
515 # Other random stuff.
517 # Do we need the opcodes library?
525 case "${enable_shared}" in
526 yes) shared_opcodes=true ;;
527 *opcodes*) shared_opcodes=true ;;
528 *) shared_opcodes=false ;;
530 if test "${shared_opcodes}" = "true"; then
531 # A shared libopcodes must be linked against libbfd.
537 # Any other special object files needed ?
539 fr30 | m32r | openrisc)
544 case ${extra_objects} in
546 *) extra_objects="$extra_objects m68k-parse.o" ;;
551 if test $this_target = $target ; then
552 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
557 echo ${extra_objects} | grep -s "itbl-parse.o"
558 if test $? -ne 0 ; then
559 extra_objects="$extra_objects itbl-parse.o"
562 echo ${extra_objects} | grep -s "itbl-lex.o"
563 if test $? -ne 0 ; then
564 extra_objects="$extra_objects itbl-lex.o"
567 echo ${extra_objects} | grep -s "itbl-ops.o"
568 if test $? -ne 0 ; then
569 extra_objects="$extra_objects itbl-ops.o"
574 if test $this_target = $target ; then
575 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
579 if test $this_target = $target ; then
580 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
587 if test $using_cgen = yes ; then
588 case "x${extra_objects}" in
590 *) extra_objects="$extra_objects cgen.o" ;;
594 # See if we really can support this configuration with the emulation code.
596 if test $this_target = $target ; then
597 primary_bfd_gas=$bfd_gas
601 if test $bfd_gas = no ; then
602 # Can't support other configurations this way.
605 elif test $bfd_gas = no ; then
606 # Can't support this configuration.
610 # From target name and format, produce a list of supported emulations.
612 case ${generic_target}-${fmt} in
613 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
614 mips*-*-linux*-*) case "$endian" in
615 big) emulation="mipsbelf mipslelf mipself" ;;
616 *) emulation="mipslelf mipsbelf mipself" ;;
618 mips-*-lnews*-ecoff) ;;
619 mips-*-*-ecoff) case "$endian" in
620 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
621 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
623 mips-*-*-elf) case "$endian" in
624 big) emulation="mipsbelf mipslelf mipself" ;;
625 *) emulation="mipslelf mipsbelf mipself" ;;
627 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
628 # i386-pc-pe-coff != i386-pc-coff.
630 # Uncommenting the next line will turn on support for i386 AOUT
631 # for the default linux configuration
632 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
634 i386-*-aout) emulation="i386aout" ;;
635 i386-*-coff) emulation="i386coff" ;;
636 i386-*-elf) emulation="i386elf" ;;
638 # Always all formats. The first stated emulation becomes the default.
639 cris-*-*aout*) emulation="crisaout criself" ;;
640 cris-*-*) emulation="criself crisaout" ;;
643 emulations="$emulations $emulation"
647 # Turn on all targets if possible
648 if test ${all_targets} = "yes"; then
649 case ${target_cpu_type} in
651 case ${obj_format} in
653 emulations="$emulations i386coff i386elf"
656 emulations="$emulations i386aout i386elf"
659 emulations="$emulations i386aout i386coff"
666 # Assign floating point type. Most processors with FP support
667 # IEEE FP. On those that don't support FP at all, usually IEEE
669 case ${target_cpu} in
670 vax | tahoe ) atof=${target_cpu} ;;
675 case "${obj_format}" in
676 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
679 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
681 if test $using_cgen = yes ; then
682 case ${target_cpu} in
683 *) cgen_cpu_prefix=${target_cpu} ;;
685 AC_SUBST(cgen_cpu_prefix)
686 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
690 dnl Make sure the desired support files exist.
693 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
694 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
697 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
698 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
701 case ${user_bfd_gas}-${primary_bfd_gas} in
703 # We didn't override user's choice.
706 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
718 # User specified nothing.
722 # Some COFF configurations want these random other flags set.
723 case ${obj_format} in
725 case ${target_cpu_type} in
726 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
727 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
728 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
733 # Getting this done right is going to be a bitch. Each configuration specified
734 # with --enable-targets=... should be checked for environment, format, cpu, and
737 # For each configuration, the necessary object file support code must be linked
738 # in. This might be only one, it might be up to four. The necessary emulation
739 # code needs to be provided, too.
741 # And then there's "--enable-targets=all"....
743 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
745 formats="${obj_format}"
749 for em in . $emulations ; do
752 mipsbelf | mipslelf | mipself)
753 fmt=elf file=mipself ;;
754 mipsbecoff | mipslecoff | mipsecoff)
755 fmt=ecoff file=mipsecoff ;;
763 formats="$formats $fmt"
764 emfiles="$emfiles e-$file.o"
765 EMULATIONS="$EMULATIONS &$em,"
769 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
770 for fmt in $formats ; do
772 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
773 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
774 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
775 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
776 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
777 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
778 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
779 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
780 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
781 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
783 extra_objects="$extra_objects obj-$fmt.o"
787 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
788 DEFAULT_EMULATION=`set . $emulations ; echo $2`
789 # e-mips* has more than one emulation per file, e-i386* has just one at the
790 # moment. If only one emulation is specified, then don't define
791 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
792 case "${obj_format}${emfiles}" in
794 extra_objects="$extra_objects $emfiles"
795 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
798 AC_SUBST(extra_objects)
799 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
800 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
801 [Default emulation.])
803 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
804 yes-*-coff) need_bfd=yes ;;
805 no-*-coff) need_bfd=yes
806 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
809 reject_dev_configs=yes
811 case ${reject_dev_configs}-${dev} in
813 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
817 AC_SUBST(target_cpu_type)
820 AC_SUBST(install_tooldir)
822 dnl AC_SUBST(emulation)
824 case "${primary_bfd_gas}" in
825 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
829 # do we need the opcodes library?
830 case "${need_opcodes}" in
832 OPCODES_LIB=../opcodes/libopcodes.la
836 case "${need_bfd}" in
838 BFDLIB=../bfd/libbfd.la
839 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
844 AC_SUBST(OPCODES_LIB)
846 AC_SUBST(ALL_OBJ_DEPS)
848 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
849 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
850 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
851 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
852 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
865 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
867 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
868 # people who are not cross-compiling but are compiling cross-assemblers.
869 AC_MSG_CHECKING(whether compiling a cross-assembler)
870 if test "${host}" = "${target}"; then
874 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
876 AC_MSG_RESULT($cross_gas)
878 dnl ansidecl.h will deal with const
883 # VMS doesn't have unlink.
884 AC_CHECK_FUNCS(unlink remove, break)
886 # Some systems don't have sbrk().
889 # do we need the math library?
890 case "${need_libm}" in
897 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
898 # enough, but on some of those systems, the assert macro relies on requoting
902 # On some systems, the system header files may not declare malloc, realloc,
903 # and free. There are places where gas needs these functions to have been
904 # declared -- such as when taking their addresses.
912 #ifdef HAVE_STRINGS_H
923 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
924 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
925 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
926 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
927 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
929 # Does errno.h declare errno, or do we have to add a separate declaration
931 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
937 dnl This must come last.
939 dnl We used to make symlinks to files in the source directory, but now
940 dnl we just use the right name for .c files, and create .h files in
941 dnl the build directory which include the right .h file. Make sure
942 dnl the old symlinks don't exist, so that a reconfigure in an existing
943 dnl directory behaves reasonably.
945 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
946 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
947 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
948 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
949 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
950 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
951 if test "x$cgen_cpu_prefix" != x ; then
952 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
955 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
956 [target_cpu_type=${target_cpu_type}
957 cgen_cpu_prefix=${cgen_cpu_prefix}
958 obj_format=${obj_format}