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/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
113 # check for architecture variants
117 alpha*) cpu_type=alpha ;;
118 armeb) cpu_type=arm endian=big ;;
119 arm*) cpu_type=arm endian=little ;;
120 armb*) cpu_type=arm endian=little ;;
121 armv*l) cpu_type=arm endian=little ;;
122 armv*b) cpu_type=arm endian=big ;;
123 xscale*) cpu_type=arm endian=little ;;
124 strongarm*) cpu_type=arm endian=little ;;
125 thumb*) cpu_type=arm endian=little ;;
126 hppa*) cpu_type=hppa ;;
128 i[3456]86) cpu_type=i386 arch=i386;;
129 x86_64) cpu_type=i386 arch=x86_64;;
130 ia64) cpu_type=ia64 ;;
131 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
132 m680[012346]0) cpu_type=m68k ;;
134 m68008) cpu_type=m68k ;;
135 m683??) cpu_type=m68k ;;
136 m5200) cpu_type=m68k ;;
137 m8*) cpu_type=m88k ;;
138 mips*el) cpu_type=mips endian=little ;;
139 mips*) cpu_type=mips endian=big ;;
140 or32*) cpu_type=or32 endian=big ;;
141 pjl*) cpu_type=pj endian=little ;;
142 pj*) cpu_type=pj endian=big ;;
143 powerpc*le*) cpu_type=ppc endian=little ;;
144 powerpc*) cpu_type=ppc endian=big ;;
145 rs6000*) cpu_type=ppc ;;
146 s390x*) cpu_type=s390 arch=s390x ;;
147 s390*) cpu_type=s390 arch=s390 ;;
148 sh64*) cpu_type=sh64 endian=big;;
149 sh*le) cpu_type=sh endian=little ;;
150 sh*) cpu_type=sh endian=big ;;
151 sparclite*) cpu_type=sparc arch=sparclite ;;
152 sparclet*) cpu_type=sparc arch=sparclet ;;
153 sparc64*) cpu_type=sparc arch=v9-64 ;;
154 sparc86x*) cpu_type=sparc arch=sparc86x ;;
155 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
156 v850*) cpu_type=v850 ;;
157 *) cpu_type=${cpu} ;;
160 if test ${this_target} = $target ; then
161 target_cpu_type=${cpu_type}
162 elif test ${target_cpu_type} != ${cpu_type} ; then
166 generic_target=${cpu_type}-$vendor-$os
172 # assign object format
173 case ${generic_target} in
174 a29k-*-coff) fmt=coff ;;
175 a29k-amd-udi) fmt=coff ;;
176 a29k-amd-ebmon) fmt=coff ;;
177 a29k-nyu-sym1) fmt=coff ;;
178 a29k-*-rtems*) fmt=coff ;;
179 a29k-*-vxworks*) fmt=coff ;;
181 alpha*-*-*vms*) fmt=evax ;;
182 alpha*-*-netware*) fmt=ecoff ;;
183 alpha*-*-openbsd*) fmt=ecoff ;;
184 alpha*-*-osf*) fmt=ecoff ;;
185 alpha*-*-linuxecoff*) fmt=ecoff ;;
186 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
187 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
189 arc-*-elf*) fmt=elf bfd_gas=yes ;;
191 arm-*-aout) fmt=aout ;;
192 arm-*-coff | thumb-*-coff) fmt=coff ;;
193 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
194 arm-*-elf | thumb-*-elf) fmt=elf ;;
195 arm*-*-conix*) fmt=elf ;;
196 arm-*-linux*aout*) fmt=aout em=linux ;;
197 arm*-*-linux-gnu* | arm*-*-uclinux*)
199 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
200 arm-*-netbsd* | arm-*-openbsd*) fmt=aout em=nbsd ;;
201 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
202 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
203 arm-*-wince) fmt=coff em=wince-pe ;;
204 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
205 arm-*-riscix*) fmt=aout em=riscix ;;
206 arm-*-vxworks) fmt=coff ;;
208 avr-*-*) fmt=elf bfd_gas=yes ;;
210 cris-*-*) fmt=multi bfd_gas=yes ;;
212 d10v-*-*) fmt=elf bfd_gas=yes ;;
213 d30v-*-*) fmt=elf bfd_gas=yes ;;
216 fr30-*-*) fmt=elf bfd_gas=yes ;;
218 hppa-*-linux-gnu*) case ${cpu} in
220 fmt=elf em=hppalinux64;;
224 hppa-*-*elf*) fmt=elf em=hppa ;;
225 hppa-*-lites*) fmt=elf em=hppa ;;
226 hppa-*-netbsd*) fmt=elf em=nbsd ;;
227 hppa-*-osf*) fmt=som em=hppa ;;
228 hppa-*-rtems*) fmt=elf em=hppa ;;
229 hppa-*-hpux11*) case ${cpu} in
235 hppa-*-hpux*) fmt=som em=hppa ;;
236 hppa-*-mpeix*) fmt=som em=hppa ;;
237 hppa-*-bsd*) fmt=som em=hppa ;;
238 hppa-*-hiux*) fmt=som em=hppa ;;
240 h8300-*-rtems*) fmt=coff ;;
241 h8300-*-coff) fmt=coff ;;
242 h8300-*-elf) fmt=elf ;;
243 h8500-*-rtems*) fmt=coff ;;
244 h8500-*-coff) fmt=coff ;;
246 i370-*-elf* | i370-*-linux*) fmt=elf ;;
247 i386-ibm-aix*) fmt=coff em=i386aix ;;
248 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
249 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
250 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
251 i386-*-bsd*) fmt=aout em=386bsd ;;
252 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
253 i386-*-netbsd*) em=nbsd bfd_gas=yes
263 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
264 i386-*-linux*aout* | i386-*-linux*oldld) fmt=aout em=linux ;;
265 i386-*-linux*coff*) fmt=coff em=linux ;;
266 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
267 x86_64-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
268 i386-*-lynxos*) fmt=coff em=lynx ;;
270 i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
271 fmt=elf bfd_gas=yes ;;
272 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
273 fmt=aout em=386bsd ;;
275 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
277 i386-*-sco3.2v5*) fmt=elf
278 if test ${this_target} = $target; then
279 AC_DEFINE(SCO_ELF, 1,
280 [Define if defaulting to ELF on SCO 5.])
283 i386-*-sco3.2*) fmt=coff ;;
284 i386-*-vsta) fmt=aout ;;
285 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
286 fmt=coff em=go32 bfd_gas=yes
287 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
289 i386-*-rtemself*) fmt=elf ;;
290 i386-*-rtemscoff*) fmt=coff ;;
291 i386-*-rtems*) fmt=elf ;;
292 i386-*-gnu*) fmt=elf ;;
294 fmt=aout em=mach bfd_gas=yes ;;
295 i386-*-msdos*) fmt=aout ;;
296 i386-*-moss*) fmt=elf ;;
297 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
298 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
299 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
300 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
301 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
302 i386-*-vxworks*) fmt=aout ;;
303 i386-*-chaos) fmt=elf ;;
304 i860-stardent-sysv4* | i860-stardent-elf*)
305 fmt=elf bfd_gas=yes endian=little
306 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
307 i960-*-bout) fmt=bout ;;
308 i960-*-coff) fmt=coff em=ic960 ;;
309 i960-*-rtems*) fmt=coff em=ic960 ;;
310 i960-*-nindy*) fmt=bout ;;
311 i960-*-vxworks4*) fmt=bout ;;
312 i960-*-vxworks5.0) fmt=bout ;;
313 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
314 i960-*-vxworks*) fmt=bout ;;
315 i960-*-elf*) fmt=elf ;;
317 ia64-*-elf*) fmt=elf ;;
318 ia64-*-aix*) fmt=elf em=ia64aix ;;
319 ia64-*-linux-gnu*) fmt=elf em=linux ;;
320 ia64-*-hpux*) fmt=elf em=hpux ;;
321 ia64-*-netbsd*) fmt=elf em=nbsd ;;
323 m32r-*-*) fmt=elf bfd_gas=yes ;;
325 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
327 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
329 m68k-motorola-sysv*) fmt=coff em=delta ;;
330 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
331 m68k-apollo-*) fmt=coff em=apollo ;;
332 m68k-*-sysv4*) # must be before -sysv*
334 m68k-*-elf*) fmt=elf ;;
335 m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
337 m68k-*-rtems*) fmt=elf ;;
338 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
339 m68k-*-linux*aout*) fmt=aout em=linux ;;
340 m68k-*-linux-gnu*) fmt=elf em=linux ;;
341 m68k-*-gnu*) fmt=elf ;;
342 m68k-*-lynxos*) fmt=coff em=lynx ;;
343 m68k-*-netbsdelf*) fmt=elf em=nbsd bfd_gas=yes ;;
344 m68k-*-netbsdaout* | m68k-*-netbsd*)
345 fmt=aout em=nbsd bfd_gas=yes ;;
346 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
347 m68k-apple-aux*) fmt=coff em=aux ;;
348 m68k-*-psos*) fmt=elf em=psos;;
350 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
351 m88k-*-coff*) fmt=coff ;;
353 mcore-*-elf) fmt=elf bfd_gas=yes ;;
354 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
356 # don't change em like *-*-bsd does
357 mips-dec-openbsd*) fmt=elf endian=little ;;
358 mips-dec-bsd*) fmt=aout endian=little ;;
359 mips-sony-bsd*) fmt=ecoff ;;
360 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
361 mips-*-ultrix*) fmt=ecoff endian=little ;;
362 mips-*-osf*) fmt=ecoff endian=little ;;
363 mips-*-ecoff*) fmt=ecoff ;;
364 mips-*-pe*) fmt=coff endian=little em=pe ;;
365 mips-*-irix6*) fmt=elf ;;
366 mips-*-irix5*) fmt=elf ;;
367 mips-*-irix*) fmt=ecoff ;;
368 mips-*-lnews*) fmt=ecoff em=lnews ;;
369 mips-*-riscos*) fmt=ecoff ;;
370 mips*-*-linux*) fmt=elf em=tmips mips_stabs_elf=y ;;
371 mips-*-sysv4*MP* | mips-*-gnu*)
373 mips-*-sysv*) fmt=ecoff ;;
374 mips-*-elf* | mips-*-rtems* | mips-*-netbsd* | mips-*-openbsd*)
376 mips-*-vxworks*) fmt=elf mips_stabs_elf=y ;;
377 mmix-*-*) fmt=elf bfd_gas=yes ;;
378 mn10200-*-*) fmt=elf bfd_gas=yes ;;
379 mn10300-*-*) fmt=elf bfd_gas=yes ;;
380 openrisc-*-*) fmt=elf bfd_gas=yes ;;
381 or32-*-rtems*) fmt=coff ;;
382 or32-*-coff) fmt=coff ;;
383 or32-*-elf) fmt=elf ;;
385 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
387 ppc-*-aix*) fmt=coff ;;
388 ppc-*-beos*) fmt=coff ;;
389 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
391 ppc-*-linux-gnu*) fmt=elf
394 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
397 ppc-*-solaris*) fmt=elf
398 if test ${this_target} = $target; then
399 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
400 [Define if default target is PowerPC Solaris.])
402 if test x${endian} = xbig; then
403 AC_MSG_ERROR(Solaris must be configured little endian)
406 ppc-*-rtems*) fmt=elf ;;
407 ppc-*-macos* | ppc-*-mpw*)
409 ppc-*-netware*) fmt=elf em=ppcnw ;;
410 ppc-*-vxworks*) fmt=elf ;;
412 s390x-*-linux-gnu*) fmt=elf em=linux ;;
413 s390-*-linux-gnu*) fmt=elf em=linux ;;
415 sh*-*-linux*) fmt=elf em=linux
422 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
423 sh-*-elf*) fmt=elf ;;
424 sh-*-coff*) fmt=coff bfd_gas=yes;;
425 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
426 sh-*-rtemself*) fmt=elf ;;
427 sh-*-rtems*) fmt=coff bfd_gas=yes;;
429 sh64-*-elf*) fmt=elf ;;
430 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
431 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
432 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
434 sparc-*-rtemsaout*) fmt=aout ;;
435 sparc-*-rtemself*) fmt=elf ;;
436 sparc-*-rtems*) fmt=elf ;;
437 sparc-*-sunos4*) fmt=aout em=sun3 ;;
438 sparc-*-aout | sparc*-*-vxworks*)
439 fmt=aout em=sparcaout ;;
440 sparc-*-coff) fmt=coff ;;
441 sparc-*-linux*aout*) fmt=aout em=linux ;;
442 sparc-*-linux-gnu*) fmt=elf em=linux ;;
443 sparc-*-lynxos*) fmt=coff em=lynx ;;
444 sparc-fujitsu-none) fmt=aout ;;
445 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
447 sparc-*-netbsd*) em=nbsd bfd_gas=yes
456 sparc-*-openbsd*) fmt=aout em=nbsd ;;
458 strongarm-*-coff) fmt=coff ;;
459 strongarm-*-elf) fmt=elf ;;
460 xscale-*-coff) fmt=coff ;;
461 xscale-*-elf) fmt=elf ;;
463 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
464 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
465 tic54x-*-* | c54x*-*-*)
466 fmt=coff bfd_gas=yes need_libm=yes;;
467 tic80-*-*) fmt=coff ;;
469 v850-*-*) fmt=elf bfd_gas=yes ;;
470 v850e-*-*) fmt=elf bfd_gas=yes ;;
471 v850ea-*-*) fmt=elf bfd_gas=yes ;;
473 vax-*-bsd* | vax-*-ultrix*)
475 vax-*-vms) fmt=vms ;;
479 xstormy16-*-*) fmt=elf bfd_gas=yes ;;
481 z8k-*-coff | z8k-*-sim)
484 *-*-aout | *-*-scout)
486 *-*-freebsd*) fmt=elf em=freebsd bfd_gas=yes ;;
491 *-*-generic) fmt=generic ;;
492 *-*-xray | *-*-hms) fmt=coff ;;
494 *-*-elf | *-*-sysv4* | *-*-solaris*)
495 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
497 *-*-vxworks) fmt=aout ;;
498 *-*-netware) fmt=elf ;;
501 if test ${this_target} = $target ; then
503 if test x${endian} = xbig; then
505 elif test x${endian} = xlittle; then
508 if test x${endian_def} != x; then
509 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
510 [Define as 1 if big endian.])
514 if test x${mips_stabs_elf} != x; then
515 AC_DEFINE(MIPS_STABS_ELF, 1,
516 [Use ELF stabs for MIPS, not ECOFF stabs])
519 case ${cpu_type}-${fmt} in
520 alpha*-*) bfd_gas=yes ;;
521 arm-*) bfd_gas=yes ;;
523 # i386-aout) bfd_gas=preferred ;;
524 ia64*-*) bfd_gas=yes ;;
525 mips-*) bfd_gas=yes ;;
526 ns32k-*) bfd_gas=yes ;;
527 pdp11-*) bfd_gas=yes ;;
528 ppc-*) bfd_gas=yes ;;
529 sparc-*) bfd_gas=yes ;;
530 strongarm-*) bfd_gas=yes ;;
531 xscale-*) bfd_gas=yes ;;
532 *-elf) bfd_gas=yes ;;
533 *-ecoff) bfd_gas=yes ;;
534 *-som) bfd_gas=yes ;;
535 #enable bfd for coff and aout to allow testing if a bfd target is
536 #the primary target, but not for coff or aout as the primary target
537 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
538 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
542 # Other random stuff.
544 # Do we need the opcodes library?
552 case "${enable_shared}" in
553 yes) shared_opcodes=true ;;
554 *opcodes*) shared_opcodes=true ;;
555 *) shared_opcodes=false ;;
557 if test "${shared_opcodes}" = "true"; then
558 # A shared libopcodes must be linked against libbfd.
564 # Any other special object files needed ?
566 fr30 | m32r | openrisc)
571 case ${extra_objects} in
573 *) extra_objects="$extra_objects m68k-parse.o" ;;
578 echo ${extra_objects} | grep -s "itbl-parse.o"
579 if test $? -ne 0 ; then
580 extra_objects="$extra_objects itbl-parse.o"
583 echo ${extra_objects} | grep -s "itbl-lex.o"
584 if test $? -ne 0 ; then
585 extra_objects="$extra_objects itbl-lex.o"
588 echo ${extra_objects} | grep -s "itbl-ops.o"
589 if test $? -ne 0 ; then
590 extra_objects="$extra_objects itbl-ops.o"
595 if test $this_target = $target ; then
596 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
608 if test $using_cgen = yes ; then
609 case "x${extra_objects}" in
611 *) extra_objects="$extra_objects cgen.o" ;;
615 # See if we really can support this configuration with the emulation code.
617 if test $this_target = $target ; then
618 primary_bfd_gas=$bfd_gas
622 if test $bfd_gas = no ; then
623 # Can't support other configurations this way.
626 elif test $bfd_gas = no ; then
627 # Can't support this configuration.
631 # From target name and format, produce a list of supported emulations.
633 case ${generic_target}-${fmt} in
634 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
635 mips*-*-linux*-*) case "$endian" in
636 big) emulation="mipsbelf mipslelf mipself" ;;
637 *) emulation="mipslelf mipsbelf mipself" ;;
639 mips-*-lnews*-ecoff) ;;
640 mips-*-*-ecoff) case "$endian" in
641 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
642 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
644 mips-*-*-elf) case "$endian" in
645 big) emulation="mipsbelf mipslelf mipself" ;;
646 *) emulation="mipslelf mipsbelf mipself" ;;
648 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
649 # i386-pc-pe-coff != i386-pc-coff.
651 # Uncommenting the next line will turn on support for i386 AOUT
652 # for the default linux configuration
653 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
655 i386-*-aout) emulation="i386aout" ;;
656 i386-*-coff) emulation="i386coff" ;;
657 i386-*-elf) emulation="i386elf" ;;
659 # Always all formats. The first stated emulation becomes the default.
660 cris-*-*aout*) emulation="crisaout criself" ;;
661 cris-*-*) emulation="criself crisaout" ;;
664 emulations="$emulations $emulation"
668 # Turn on all targets if possible
669 if test ${all_targets} = "yes"; then
670 case ${target_cpu_type} in
672 case ${obj_format} in
674 emulations="$emulations i386coff i386elf"
677 emulations="$emulations i386aout i386elf"
680 emulations="$emulations i386aout i386coff"
687 # Assign floating point type. Most processors with FP support
688 # IEEE FP. On those that don't support FP at all, usually IEEE
690 case ${target_cpu} in
691 vax | tahoe ) atof=${target_cpu} ;;
696 case "${obj_format}" in
697 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
700 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
702 if test $using_cgen = yes ; then
703 case ${target_cpu} in
704 *) cgen_cpu_prefix=${target_cpu} ;;
706 AC_SUBST(cgen_cpu_prefix)
707 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
711 dnl Make sure the desired support files exist.
714 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
715 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
718 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
719 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
722 case ${user_bfd_gas}-${primary_bfd_gas} in
724 # We didn't override user's choice.
727 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
739 # User specified nothing.
743 # Some COFF configurations want these random other flags set.
744 case ${obj_format} in
746 case ${target_cpu_type} in
747 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
748 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
749 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
754 # Getting this done right is going to be a bitch. Each configuration specified
755 # with --enable-targets=... should be checked for environment, format, cpu, and
758 # For each configuration, the necessary object file support code must be linked
759 # in. This might be only one, it might be up to four. The necessary emulation
760 # code needs to be provided, too.
762 # And then there's "--enable-targets=all"....
764 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
766 formats="${obj_format}"
770 for em in . $emulations ; do
773 mipsbelf | mipslelf | mipself)
774 fmt=elf file=mipself ;;
775 mipsbecoff | mipslecoff | mipsecoff)
776 fmt=ecoff file=mipsecoff ;;
784 formats="$formats $fmt"
785 emfiles="$emfiles e-$file.o"
786 EMULATIONS="$EMULATIONS &$em,"
790 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
791 for fmt in $formats ; do
793 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
794 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
795 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
796 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
797 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
798 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
799 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
800 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
801 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
802 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
804 extra_objects="$extra_objects obj-$fmt.o"
808 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
809 DEFAULT_EMULATION=`set . $emulations ; echo $2`
810 # e-mips* has more than one emulation per file, e-i386* has just one at the
811 # moment. If only one emulation is specified, then don't define
812 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
813 case "${obj_format}${emfiles}" in
815 extra_objects="$extra_objects $emfiles"
816 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
819 AC_SUBST(extra_objects)
820 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
821 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
822 [Default emulation.])
824 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
825 yes-*-coff) need_bfd=yes ;;
826 no-*-coff) need_bfd=yes
827 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
830 reject_dev_configs=yes
832 case ${reject_dev_configs}-${dev} in
834 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
838 AC_SUBST(target_cpu_type)
841 AC_SUBST(install_tooldir)
843 dnl AC_SUBST(emulation)
845 case "${primary_bfd_gas}" in
846 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
850 # do we need the opcodes library?
851 case "${need_opcodes}" in
853 OPCODES_LIB=../opcodes/libopcodes.la
857 case "${need_bfd}" in
859 BFDLIB=../bfd/libbfd.la
860 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
865 AC_SUBST(OPCODES_LIB)
867 AC_SUBST(ALL_OBJ_DEPS)
869 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
870 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
871 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
872 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
873 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
886 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
888 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
889 # people who are not cross-compiling but are compiling cross-assemblers.
890 AC_MSG_CHECKING(whether compiling a cross-assembler)
891 if test "${host}" = "${target}"; then
895 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
897 AC_MSG_RESULT($cross_gas)
899 dnl ansidecl.h will deal with const
904 # VMS doesn't have unlink.
905 AC_CHECK_FUNCS(unlink remove, break)
907 # Some systems don't have sbrk().
910 # do we need the math library?
911 case "${need_libm}" in
918 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
919 # enough, but on some of those systems, the assert macro relies on requoting
923 # On some systems, the system header files may not declare malloc, realloc,
924 # and free. There are places where gas needs these functions to have been
925 # declared -- such as when taking their addresses.
933 #ifdef HAVE_STRINGS_H
944 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
945 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
946 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
947 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
948 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
950 # Does errno.h declare errno, or do we have to add a separate declaration
952 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
958 dnl This must come last.
960 dnl We used to make symlinks to files in the source directory, but now
961 dnl we just use the right name for .c files, and create .h files in
962 dnl the build directory which include the right .h file. Make sure
963 dnl the old symlinks don't exist, so that a reconfigure in an existing
964 dnl directory behaves reasonably.
966 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
967 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
968 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
969 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
970 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
971 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
972 if test "x$cgen_cpu_prefix" != x ; then
973 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
976 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
977 [target_cpu_type=${target_cpu_type}
978 cgen_cpu_prefix=${cgen_cpu_prefix}
979 obj_format=${obj_format}