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 d10v-*-*) fmt=elf bfd_gas=yes ;;
193 d30v-*-*) fmt=elf bfd_gas=yes ;;
196 fr30-*-*) fmt=elf bfd_gas=yes ;;
198 hppa-*-linux-gnu*) fmt=elf em=linux ;;
199 hppa-*-*elf*) fmt=elf em=hppa ;;
200 hppa-*-lites*) fmt=elf em=hppa ;;
201 hppa-*-osf*) fmt=som em=hppa ;;
202 hppa-*-rtems*) fmt=elf em=hppa ;;
203 hppa-*-hpux11*) em=hppa
211 hppa-*-hpux*) fmt=som em=hppa ;;
212 hppa-*-mpeix*) fmt=som em=hppa ;;
213 hppa-*-bsd*) fmt=som em=hppa ;;
214 hppa-*-hiux*) fmt=som em=hppa ;;
216 h8300-*-coff) fmt=coff ;;
218 i370-*-elf* | i370-*-linux*) fmt=elf ;;
219 i386-ibm-aix*) fmt=coff em=i386aix ;;
220 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
221 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
222 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
223 i386-*-bsd*) fmt=aout em=386bsd ;;
224 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
225 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
226 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
227 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
228 i386-*-linux*coff*) fmt=coff em=linux ;;
229 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
230 i386-*-lynxos*) fmt=coff em=lynx ;;
231 i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
232 fmt=elf bfd_gas=yes ;;
234 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
235 fmt=aout em=386bsd ;;
237 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
238 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
240 i386-*-sco3.2v5*) fmt=elf
241 if test ${this_target} = $target; then
242 AC_DEFINE(SCO_ELF, 1,
243 [Define if defaulting to ELF on SCO 5.])
246 i386-*-sco3.2*) fmt=coff ;;
247 i386-*-vsta) fmt=aout ;;
248 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
250 i386-*-rtemself*) fmt=elf ;;
251 i386-*-rtems*) fmt=coff ;;
252 i386-*-gnu*) fmt=elf ;;
254 fmt=aout em=mach bfd_gas=yes ;;
255 i386-*-msdos*) fmt=aout ;;
256 i386-*-moss*) fmt=elf ;;
257 i386-*-pe) fmt=coff em=pe bfd_gas=yes ;;
258 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
259 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
260 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
261 i386-*-*nt*) fmt=coff em=pe bfd_gas=yes ;;
262 i386-*-vxworks*) fmt=aout ;;
263 i960-*-bout) fmt=bout ;;
264 i960-*-coff) fmt=coff em=ic960 ;;
265 i960-*-rtems*) fmt=coff em=ic960 ;;
266 i960-*-nindy*) fmt=bout ;;
267 i960-*-vxworks4*) fmt=bout ;;
268 i960-*-vxworks5.0) fmt=bout ;;
269 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
270 i960-*-vxworks*) fmt=bout ;;
271 i960-*-elf*) fmt=elf ;;
273 ia64-*-elf*) fmt=elf ;;
274 ia64-*-linux-gnu*) fmt=elf em=linux ;;
276 m32r-*-*) fmt=elf bfd_gas=yes ;;
278 m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
280 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
282 m68k-motorola-sysv*) fmt=coff em=delta ;;
283 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
284 m68k-apollo-*) fmt=coff em=apollo ;;
285 m68k-*-sysv4*) # must be before -sysv*
287 m68k-*-elf*) fmt=elf ;;
288 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
290 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
291 m68k-*-linux*aout*) fmt=aout em=linux ;;
292 m68k-*-linux-gnu*) fmt=elf em=linux ;;
293 m68k-*-gnu*) fmt=elf ;;
294 m68k-*-lynxos*) fmt=coff em=lynx ;;
295 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
296 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
297 m68k-apple-aux*) fmt=coff em=aux ;;
298 m68k-*-psos*) fmt=elf em=psos;;
300 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
301 m88k-*-coff*) fmt=coff ;;
303 mcore-*-elf) fmt=elf bfd_gas=yes ;;
304 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
306 # don't change em like *-*-bsd does
307 mips-dec-netbsd*) fmt=elf endian=little ;;
308 mips-dec-openbsd*) fmt=elf endian=little ;;
309 mips-dec-bsd*) fmt=aout endian=little ;;
310 mips-sony-bsd*) fmt=ecoff ;;
311 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
312 mips-*-ultrix*) fmt=ecoff endian=little ;;
313 mips-*-osf*) fmt=ecoff endian=little ;;
314 mips-*-ecoff*) fmt=ecoff ;;
315 mips-*-ecoff*) fmt=ecoff ;;
316 mips-*-pe*) fmt=coff endian=little em=pe ;;
317 mips-*-irix6*) fmt=elf ;;
318 mips-*-irix5*) fmt=elf ;;
319 mips-*-irix*) fmt=ecoff ;;
320 mips-*-lnews*) fmt=ecoff em=lnews ;;
321 mips-*-riscos*) fmt=ecoff ;;
322 mips-*-sysv*) fmt=ecoff ;;
323 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
325 mips-*-vxworks*) fmt=elf
326 AC_DEFINE(MIPS_STABS_ELF, 1,
327 [Use ELF stabs for MIPS, not ECOFF stabs])
329 mn10200-*-*) fmt=elf bfd_gas=yes ;;
330 mn10300-*-*) fmt=elf bfd_gas=yes ;;
332 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
334 ppc-*-aix*) fmt=coff ;;
335 ppc-*-beos*) fmt=coff ;;
336 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
338 ppc-*-linux-gnu*) fmt=elf
341 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
344 ppc-*-solaris*) fmt=elf
345 if test ${this_target} = $target; then
346 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
347 [Define if default target is PowerPC Solaris.])
349 if test x${endian} = xbig; then
350 AC_MSG_ERROR(Solaris must be configured little endian)
353 ppc-*-rtems*) fmt=elf ;;
354 ppc-*-macos* | ppc-*-mpw*)
356 ppc-*-netware*) fmt=elf em=ppcnw ;;
357 ppc-*-vxworks*) fmt=elf ;;
359 sh-*-elf*) fmt=elf ;;
360 sh-*-coff*) fmt=coff ;;
361 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
362 sh-*-rtemself*) fmt=elf ;;
363 sh-*-rtems*) fmt=coff ;;
365 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
366 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
367 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
369 sparc-*-rtems*) fmt=aout ;;
370 sparc-*-sunos4*) fmt=aout em=sun3 ;;
371 sparc-*-aout | sparc*-*-vxworks*)
372 fmt=aout em=sparcaout ;;
373 sparc-*-coff) fmt=coff ;;
374 sparc-*-linux*aout*) fmt=aout em=linux ;;
375 sparc-*-linux-gnu*) fmt=elf em=linux ;;
376 sparc-*-lynxos*) fmt=coff em=lynx ;;
377 sparc-fujitsu-none) fmt=aout ;;
378 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
380 sparc-*-netbsd*) em=nbsd bfd_gas=yes
389 sparc-*-openbsd*) fmt=aout em=nbsd ;;
391 strongarm-*-coff) fmt=coff ;;
392 strongarm-*-elf) fmt=elf ;;
394 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
395 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
396 tic80-*-*) fmt=coff ;;
398 v850-*-*) fmt=elf bfd_gas=yes ;;
399 v850e-*-*) fmt=elf bfd_gas=yes ;;
400 v850ea-*-*) fmt=elf bfd_gas=yes ;;
402 vax-*-bsd* | vax-*-ultrix*)
404 vax-*-vms) fmt=vms ;;
407 z8k-*-coff | z8k-*-sim)
412 *-*-aout | *-*-scout)
418 *-*-generic) fmt=generic ;;
419 *-*-xray | *-*-hms) fmt=coff ;;
421 *-*-elf | *-*-sysv4* | *-*-solaris*)
422 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
424 *-*-vxworks) fmt=aout ;;
425 *-*-netware) fmt=elf ;;
428 if test ${this_target} = $target ; then
430 if test x${endian} = xbig; then
432 elif test x${endian} = xlittle; then
435 if test x${endian_def} != x; then
436 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
437 [Define as 1 if big endian.])
441 case ${cpu_type}-${fmt} in
442 alpha*-*) bfd_gas=yes ;;
443 arm-*) bfd_gas=yes ;;
445 # i386-aout) bfd_gas=preferred ;;
446 ia64*-*) bfd_gas=yes ;;
447 mips-*) bfd_gas=yes ;;
448 ns32k-*) bfd_gas=yes ;;
449 ppc-*) bfd_gas=yes ;;
450 sparc-*) bfd_gas=yes ;;
451 strongarm-*) bfd_gas=yes ;;
452 *-elf) bfd_gas=yes ;;
453 *-ecoff) bfd_gas=yes ;;
454 *-som) bfd_gas=yes ;;
455 #enable bfd for coff and aout to allow testing if a bfd target is
456 #the primary target, but not for coff or aout as the primary target
457 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
458 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
462 # Other random stuff.
464 # Do we need the opcodes library?
472 case "${enable_shared}" in
473 yes) shared_opcodes=true ;;
474 *opcodes*) shared_opcodes=true ;;
475 *) shared_opcodes=false ;;
477 if test "${shared_opcodes}" = "true"; then
478 # A shared libopcodes must be linked against libbfd.
484 # Any other special object files needed ?
491 case ${extra_objects} in
493 *) extra_objects="$extra_objects m68k-parse.o" ;;
498 echo ${extra_objects} | grep -s "itbl-parse.o"
499 if test $? -ne 0 ; then
500 extra_objects="$extra_objects itbl-parse.o"
503 echo ${extra_objects} | grep -s "itbl-lex.o"
504 if test $? -ne 0 ; then
505 extra_objects="$extra_objects itbl-lex.o"
508 echo ${extra_objects} | grep -s "itbl-ops.o"
509 if test $? -ne 0 ; then
510 extra_objects="$extra_objects itbl-ops.o"
515 if test $this_target = $target ; then
516 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
523 if test $using_cgen = yes ; then
524 case "x${extra_objects}" in
526 *) extra_objects="$extra_objects cgen.o" ;;
530 # See if we really can support this configuration with the emulation code.
532 if test $this_target = $target ; then
533 primary_bfd_gas=$bfd_gas
537 if test $bfd_gas = no ; then
538 # Can't support other configurations this way.
541 elif test $bfd_gas = no ; then
542 # Can't support this configuration.
546 # From target name and format, produce a list of supported emulations.
548 case ${generic_target}-${fmt} in
549 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
550 mips-*-linux-gnu*-*) case "$endian" in
551 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
552 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
554 mips-*-lnews*-ecoff) ;;
555 mips-*-*-ecoff) case "$endian" in
556 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
557 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
559 mips-*-*-elf) case "$endian" in
560 big) emulation="mipsbelf mipslelf mipself" ;;
561 *) emulation="mipslelf mipsbelf mipself" ;;
563 # i386-pc-pe-coff != i386-pc-coff.
565 # Uncommenting the next line will turn on support for i386 AOUT
566 # for the default linux configuration
567 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
569 i386-*-aout) emulation="i386aout" ;;
570 i386-*-coff) emulation="i386coff" ;;
571 i386-*-elf) emulation="i386elf" ;;
574 emulations="$emulations $emulation"
578 # Turn on all targets if possible
579 if test ${all_targets} = "yes"; then
580 case ${target_cpu_type} in
582 case ${obj_format} in
584 emulations="$emulations i386coff i386elf"
587 emulations="$emulations i386aout i386elf"
590 emulations="$emulations i386aout i386coff"
597 # Assign floating point type. Most processors with FP support
598 # IEEE FP. On those that don't support FP at all, usually IEEE
600 case ${target_cpu} in
601 vax | tahoe ) atof=${target_cpu} ;;
605 case "${obj_format}" in
606 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
609 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
611 if test $using_cgen = yes ; then
612 case ${target_cpu} in
613 *) cgen_cpu_prefix=${target_cpu} ;;
615 AC_SUBST(cgen_cpu_prefix)
616 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
620 dnl Make sure the desired support files exist.
623 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
624 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
627 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
628 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
631 case ${user_bfd_gas}-${primary_bfd_gas} in
633 # We didn't override user's choice.
636 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
648 # User specified nothing.
652 # Some COFF configurations want these random other flags set.
653 case ${obj_format} in
655 case ${target_cpu_type} in
656 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
657 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
658 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
663 # Getting this done right is going to be a bitch. Each configuration specified
664 # with --enable-targets=... should be checked for environment, format, cpu, and
667 # For each configuration, the necessary object file support code must be linked
668 # in. This might be only one, it might be up to four. The necessary emulation
669 # code needs to be provided, too.
671 # And then there's "--enable-targets=all"....
673 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
675 formats="${obj_format}"
679 for em in . $emulations ; do
683 fmt=elf file=mipself ;;
684 mipsbecoff | mipslecoff)
685 fmt=ecoff file=mipsecoff ;;
693 formats="$formats $fmt"
694 emfiles="$emfiles e-$file.o"
695 EMULATIONS="$EMULATIONS &$em,"
699 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
700 for fmt in $formats ; do
702 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
703 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
704 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
705 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
706 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
707 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
708 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
709 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
710 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
711 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
713 extra_objects="$extra_objects obj-$fmt.o"
717 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
718 DEFAULT_EMULATION=`set . $emulations ; echo $2`
719 # e-mips* has more than one emulation per file, e-i386* has just one at the
720 # moment. If only one emulation is specified, then don't define
721 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
722 case "${obj_format}${emfiles}" in
724 extra_objects="$extra_objects $emfiles"
725 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
728 AC_SUBST(extra_objects)
729 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
730 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
731 [Default emulation.])
733 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
734 yes-*-coff) need_bfd=yes ;;
735 no-*-coff) need_bfd=yes
736 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
739 reject_dev_configs=yes
741 case ${reject_dev_configs}-${dev} in
743 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
747 AC_SUBST(target_cpu_type)
750 AC_SUBST(install_tooldir)
752 dnl AC_SUBST(emulation)
754 case "${primary_bfd_gas}" in
755 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
759 # do we need the opcodes library?
760 case "${need_opcodes}" in
762 OPCODES_LIB=../opcodes/libopcodes.la
766 case "${need_bfd}" in
768 BFDLIB=../bfd/libbfd.la
769 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
774 AC_SUBST(OPCODES_LIB)
776 AC_SUBST(ALL_OBJ_DEPS)
778 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
779 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
780 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
781 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
782 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
795 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
797 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
798 # people who are not cross-compiling but are compiling cross-assemblers.
799 AC_MSG_CHECKING(whether compiling a cross-assembler)
800 if test "${host}" = "${target}"; then
804 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
806 AC_MSG_RESULT($cross_gas)
808 dnl ansidecl.h will deal with const
813 # VMS doesn't have unlink.
814 AC_CHECK_FUNCS(unlink remove, break)
816 # Some systems don't have sbrk().
819 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
820 # enough, but on some of those systems, the assert macro relies on requoting
824 # On some systems, the system header files may not declare malloc, realloc,
825 # and free. There are places where gas needs these functions to have been
826 # declared -- such as when taking their addresses.
834 #ifdef HAVE_STRINGS_H
845 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
846 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
847 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
848 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
849 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
851 # Does errno.h declare errno, or do we have to add a separate declaration
853 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
859 dnl This must come last.
861 dnl We used to make symlinks to files in the source directory, but now
862 dnl we just use the right name for .c files, and create .h files in
863 dnl the build directory which include the right .h file. Make sure
864 dnl the old symlinks don't exist, so that a reconfigure in an existing
865 dnl directory behaves reasonably.
867 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
868 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
869 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
870 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
871 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
872 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
873 if test "x$cgen_cpu_prefix" != x ; then
874 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
877 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
878 [target_cpu_type=${target_cpu_type}
879 cgen_cpu_prefix=${cgen_cpu_prefix}
880 obj_format=${obj_format}