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, 2.9.5)
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 # Generate a header file
44 AM_CONFIG_HEADER(config.h:config.in)
46 # If we are on a DOS filesystem, we must use gdb.ini rather than
50 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
58 # Makefile target for installing gas in $(tooldir)/bin.
59 install_tooldir=install-exec-tooldir
62 if test -n "$enable_targets" ; then
63 for t in `echo $enable_targets | sed 's/,/ /g'`; do
64 result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $t 2>/dev/null`
65 if test -n "$result" ; then
66 canon_targets="$canon_targets $result"
68 # # Permit "all", etc. We don't support it yet though.
69 # canon_targets="$canon_targets $t"
72 GAS_UNIQ(canon_targets)
77 for this_target in $target $canon_targets ; do
80 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
83 # check for architecture variants
87 alpha*) cpu_type=alpha ;;
88 armeb) cpu_type=arm endian=big ;;
89 arm*) cpu_type=arm endian=little ;;
90 armb*) cpu_type=arm endian=little ;;
91 armv*l) cpu_type=arm endian=little ;;
92 armv*b) cpu_type=arm endian=big ;;
93 strongarm*) cpu_type=arm endian=little ;;
94 thumb*) cpu_type=arm endian=little ;;
95 hppa*) cpu_type=hppa ;;
97 i[456]86) cpu_type=i386 ;;
98 m680[012346]0) cpu_type=m68k ;;
100 m68008) cpu_type=m68k ;;
101 m683??) cpu_type=m68k ;;
102 m5200) cpu_type=m68k ;;
103 m8*) cpu_type=m88k ;;
104 mips*el) cpu_type=mips endian=little ;;
105 mips*) cpu_type=mips endian=big ;;
106 pjl*) cpu_type=pj endian=little ;;
107 pj*) cpu_type=pj endian=big ;;
108 powerpcle*) cpu_type=ppc endian=little ;;
109 powerpc*) cpu_type=ppc endian=big ;;
110 rs6000*) cpu_type=ppc ;;
111 sparclite*) cpu_type=sparc arch=sparclite ;;
112 sparclet*) cpu_type=sparc arch=sparclet ;;
113 sparc64*) cpu_type=sparc arch=v9-64 ;;
114 sparc86x*) cpu_type=sparc arch=sparc86x ;;
115 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
116 v850*) cpu_type=v850 ;;
117 *) cpu_type=${cpu} ;;
120 if test ${this_target} = $target ; then
121 target_cpu_type=${cpu_type}
122 elif test ${target_cpu_type} != ${cpu_type} ; then
126 generic_target=${cpu_type}-$vendor-$os
131 # assign object format
132 case ${generic_target} in
133 a29k-*-coff) fmt=coff ;;
134 a29k-amd-udi) fmt=coff ;;
135 a29k-amd-ebmon) fmt=coff ;;
136 a29k-nyu-sym1) fmt=coff ;;
137 a29k-*-vxworks*) fmt=coff ;;
139 alpha*-*-*vms*) fmt=evax ;;
140 alpha*-*-netware*) fmt=ecoff ;;
141 alpha*-*-openbsd*) fmt=ecoff ;;
142 alpha*-*-osf*) fmt=ecoff ;;
143 alpha*-*-linuxecoff*) fmt=ecoff ;;
144 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
145 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
147 arc-*-elf*) fmt=elf bfd_gas=yes ;;
149 arm-*-aout) fmt=aout ;;
150 arm-*-coff | thumb-*-coff) fmt=coff ;;
151 arm-*-elf | thumb-*-elf) fmt=elf ;;
152 arm-*-linux*aout*) fmt=aout em=linux ;;
153 arm-*-linux* | armv*-*-linux-gnu) fmt=elf em=linux ;;
154 arm-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
155 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
156 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
157 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
158 arm-*-riscix*) fmt=aout em=riscix ;;
160 d10v-*-*) fmt=elf bfd_gas=yes ;;
161 d30v-*-*) fmt=elf bfd_gas=yes ;;
164 fr30-*-*) fmt=elf bfd_gas=yes ;;
166 hppa-*-*elf*) fmt=elf em=hppa ;;
167 hppa-*-linux-gnu*) fmt=elf em=hppa ;;
168 hppa-*-lites*) fmt=elf em=hppa ;;
169 hppa-*-osf*) fmt=som em=hppa ;;
170 hppa-*-rtems*) fmt=elf em=hppa ;;
171 hppa-*-hpux*) fmt=som em=hppa ;;
172 hppa-*-mpeix*) fmt=som em=hppa ;;
173 hppa-*-bsd*) fmt=som em=hppa ;;
174 hppa-*-hiux*) fmt=som em=hppa ;;
176 h8300-*-coff) fmt=coff ;;
178 i386-ibm-aix*) fmt=coff em=i386aix ;;
179 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
180 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
181 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
182 i386-*-bsd*) fmt=aout em=386bsd ;;
183 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
184 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
185 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
186 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
187 i386-*-linux*coff*) fmt=coff em=linux ;;
188 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
189 i386-*-lynxos*) fmt=coff em=lynx ;;
190 i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
191 fmt=elf bfd_gas=yes ;;
192 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
193 fmt=aout em=386bsd ;;
194 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
195 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
197 i386-*-sco3.2v5*) fmt=elf
198 if test ${this_target} = $target; then
199 AC_DEFINE(SCO_ELF, 1,
200 [Define if defaulting to ELF on SCO 5.])
203 i386-*-sco3.2*) fmt=coff ;;
204 i386-*-vsta) fmt=aout ;;
205 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
207 i386-*-rtemself*) fmt=elf ;;
208 i386-*-rtems*) fmt=coff ;;
209 i386-*-gnu*) fmt=elf ;;
211 fmt=aout em=mach bfd_gas=yes ;;
212 i386-*-msdos*) fmt=aout ;;
213 i386-*-moss*) fmt=elf ;;
214 i386-*-pe) fmt=coff em=pe ;;
215 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
216 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
217 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
218 i386-*-*nt*) fmt=coff em=pe ;;
219 i386-*-vxworks*) fmt=aout ;;
220 i960-*-bout) fmt=bout ;;
221 i960-*-coff) fmt=coff em=ic960 ;;
222 i960-*-rtems*) fmt=coff em=ic960 ;;
223 i960-*-nindy*) fmt=bout ;;
224 i960-*-vxworks4*) fmt=bout ;;
225 i960-*-vxworks5.0) fmt=bout ;;
226 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
227 i960-*-vxworks*) fmt=bout ;;
228 i960-*-elf*) fmt=elf ;;
230 m32r-*-*) fmt=elf bfd_gas=yes ;;
232 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
234 m68k-motorola-sysv*) fmt=coff em=delta ;;
235 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
236 m68k-apollo-*) fmt=coff em=apollo ;;
237 m68k-*-sysv4*) # must be before -sysv*
239 m68k-*-elf*) fmt=elf ;;
240 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
242 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
243 m68k-*-linux*aout*) fmt=aout em=linux ;;
244 m68k-*-linux-gnu*) fmt=elf em=linux ;;
245 m68k-*-gnu*) fmt=elf ;;
246 m68k-*-lynxos*) fmt=coff em=lynx ;;
247 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
248 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
249 m68k-apple-aux*) fmt=coff em=aux ;;
250 m68k-*-psos*) fmt=elf em=psos;;
252 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
253 m88k-*-coff*) fmt=coff ;;
255 mcore-*-elf) fmt=elf bfd_gas=yes ;;
256 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
258 # don't change em like *-*-bsd does
259 mips-dec-netbsd*) fmt=elf endian=little ;;
260 mips-dec-openbsd*) fmt=elf endian=little ;;
261 mips-dec-bsd*) fmt=aout endian=little ;;
262 mips-sony-bsd*) fmt=ecoff ;;
263 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
264 mips-*-ultrix*) fmt=ecoff endian=little ;;
265 mips-*-osf*) fmt=ecoff endian=little ;;
266 mips-*-ecoff*) fmt=ecoff ;;
267 mips-*-ecoff*) fmt=ecoff ;;
268 mips-*-irix6*) fmt=elf ;;
269 mips-*-irix5*) fmt=elf ;;
270 mips-*-irix*) fmt=ecoff ;;
271 mips-*-lnews*) fmt=ecoff em=lnews ;;
272 mips-*-riscos*) fmt=ecoff ;;
273 mips-*-sysv*) fmt=ecoff ;;
274 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
276 mips-*-vxworks*) fmt=elf
277 AC_DEFINE(MIPS_STABS_ELF, 1,
278 [Use ELF stabs for MIPS, not ECOFF stabs])
280 mn10200-*-*) fmt=elf bfd_gas=yes ;;
281 mn10300-*-*) fmt=elf bfd_gas=yes ;;
283 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
285 ppc-*-aix*) fmt=coff ;;
286 ppc-*-beos*) fmt=coff ;;
287 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
289 ppc-*-linux-gnu*) fmt=elf
292 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
295 ppc-*-solaris*) fmt=elf
296 if test ${this_target} = $target; then
297 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
298 [Define if default target is PowerPC Solaris.])
300 if test x${endian} = xbig; then
301 AC_MSG_ERROR(Solaris must be configured little endian)
304 ppc-*-rtems*) fmt=elf ;;
305 ppc-*-macos* | ppc-*-mpw*)
307 ppc-*-netware*) fmt=elf em=ppcnw ;;
308 ppc-*-vxworks*) fmt=elf ;;
310 sh-*-elf*) fmt=elf ;;
311 sh-*-coff*) fmt=coff ;;
312 sh-*-rtemself*) fmt=elf ;;
313 sh-*-rtems*) fmt=coff ;;
315 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
316 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
317 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
319 sparc-*-rtems*) fmt=aout ;;
320 sparc-*-sunos4*) fmt=aout em=sun3 ;;
321 sparc-*-aout | sparc*-*-vxworks*)
322 fmt=aout em=sparcaout ;;
323 sparc-*-coff) fmt=coff ;;
324 sparc-*-linux*aout*) fmt=aout em=linux ;;
325 sparc-*-linux-gnu*) fmt=elf em=linux ;;
326 sparc-*-lynxos*) fmt=coff em=lynx ;;
327 sparc-fujitsu-none) fmt=aout ;;
328 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
330 sparc-*-netbsd*) fmt=aout em=nbsd ;;
331 sparc-*-openbsd*) fmt=aout em=nbsd ;;
333 strongarm-*-coff) fmt=coff ;;
334 strongarm-*-elf) fmt=elf ;;
336 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
337 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
338 tic80-*-*) fmt=coff ;;
340 v850-*-*) fmt=elf bfd_gas=yes ;;
341 v850e-*-*) fmt=elf bfd_gas=yes ;;
342 v850ea-*-*) fmt=elf bfd_gas=yes ;;
344 vax-*-bsd* | vax-*-ultrix*)
346 vax-*-vms) fmt=vms ;;
349 z8k-*-coff | z8k-*-sim)
354 *-*-aout | *-*-scout)
360 *-*-generic) fmt=generic ;;
361 *-*-xray | *-*-hms) fmt=coff ;;
363 *-*-elf | *-*-sysv4* | *-*-solaris*)
364 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
366 *-*-vxworks) fmt=aout ;;
367 *-*-netware) fmt=elf ;;
370 if test ${this_target} = $target ; then
372 if test x${endian} = xbig; then
374 elif test x${endian} = xlittle; then
377 if test x${endian_def} != x; then
378 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
379 [Define as 1 if big endian.])
383 case ${cpu_type}-${fmt} in
384 alpha*-*) bfd_gas=yes ;;
385 arm-*) bfd_gas=yes ;;
387 # i386-aout) bfd_gas=preferred ;;
388 mips-*) bfd_gas=yes ;;
389 ns32k-*) bfd_gas=yes ;;
390 ppc-*) bfd_gas=yes ;;
391 sparc-*) bfd_gas=yes ;;
392 strongarm-*) bfd_gas=yes ;;
393 *-elf) bfd_gas=yes ;;
394 *-ecoff) bfd_gas=yes ;;
395 *-som) bfd_gas=yes ;;
396 #enable bfd for coff to allow testing if a bfd target is the primary target,
397 #but not for coff as the primary target
398 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
402 # Other random stuff.
404 # Do we need the opcodes library?
412 case "${enable_shared}" in
413 yes) shared_opcodes=true ;;
414 *opcodes*) shared_opcodes=true ;;
415 *) shared_opcodes=false ;;
417 if test "${shared_opcodes}" = "true"; then
418 # A shared libopcodes must be linked against libbfd.
424 # Any other special object files needed ?
431 case ${extra_objects} in
433 *) extra_objects="$extra_objects m68k-parse.o" ;;
438 echo ${extra_objects} | grep -s "itbl-parse.o"
439 if test $? -ne 0 ; then
440 extra_objects="$extra_objects itbl-parse.o"
443 echo ${extra_objects} | grep -s "itbl-lex.o"
444 if test $? -ne 0 ; then
445 extra_objects="$extra_objects itbl-lex.o"
448 echo ${extra_objects} | grep -s "itbl-ops.o"
449 if test $? -ne 0 ; then
450 extra_objects="$extra_objects itbl-ops.o"
455 if test $this_target = $target ; then
456 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
463 if test $using_cgen = yes ; then
464 case "x${extra_objects}" in
466 *) extra_objects="$extra_objects cgen.o" ;;
470 # See if we really can support this configuration with the emulation code.
472 if test $this_target = $target ; then
473 primary_bfd_gas=$bfd_gas
477 if test $bfd_gas = no ; then
478 # Can't support other configurations this way.
481 elif test $bfd_gas = no ; then
482 # Can't support this configuration.
486 # From target name and format, produce a list of supported emulations.
488 case ${generic_target}-${fmt} in
489 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
490 mips-*-linux-gnu*-*) case "$endian" in
491 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
492 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
494 mips-*-lnews*-ecoff) ;;
495 mips-*-*-ecoff) case "$endian" in
496 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
497 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
499 mips-*-*-elf) case "$endian" in
500 big) emulation="mipsbelf mipslelf mipself" ;;
501 *) emulation="mipslelf mipsbelf mipself" ;;
503 i386-*-elf) emulation="i386elf" ;;
504 i386-*-coff) emulation="i386coff" ;;
505 # Uncommenting the next line will turn on support for i386 COFF
506 # in any i386 ELF configuration.
507 # i386-*-*-elf) emulation="i386elf i386coff" ;;
510 emulations="$emulations $emulation"
514 # Assign floating point type. Most processors with FP support
515 # IEEE FP. On those that don't support FP at all, usually IEEE
517 case ${target_cpu} in
518 vax | tahoe ) atof=${target_cpu} ;;
522 case "${obj_format}" in
523 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
526 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
528 if test $using_cgen = yes ; then
529 case ${target_cpu} in
530 *) cgen_cpu_prefix=${target_cpu} ;;
532 AC_SUBST(cgen_cpu_prefix)
533 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
537 dnl Make sure the desired support files exist.
540 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
541 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
544 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
545 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
548 case ${user_bfd_gas}-${primary_bfd_gas} in
550 # We didn't override user's choice.
553 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
565 # User specified nothing.
569 # Some COFF configurations want these random other flags set.
570 case ${obj_format} in
572 case ${target_cpu_type} in
573 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
574 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
575 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
580 # Getting this done right is going to be a bitch. Each configuration specified
581 # with --enable-targets=... should be checked for environment, format, cpu, and
584 # For each configuration, the necessary object file support code must be linked
585 # in. This might be only one, it might be up to four. The necessary emulation
586 # code needs to be provided, too.
588 # And then there's "--enable-targets=all"....
590 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
592 formats="${obj_format}"
596 for em in . $emulations ; do
600 fmt=elf file=mipself ;;
601 mipsbecoff | mipslecoff)
602 fmt=ecoff file=mipsecoff ;;
604 fmt=coff file=i386coff ;;
606 fmt=elf file=i386elf ;;
608 formats="$formats $fmt"
609 emfiles="$emfiles e-$file.o"
610 EMULATIONS="$EMULATIONS &$em,"
614 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
615 for fmt in $formats ; do
617 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
618 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
619 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
620 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
621 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
622 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
623 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
624 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
625 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
626 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
628 extra_objects="$extra_objects obj-$fmt.o"
632 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
633 DEFAULT_EMULATION=`set . $emulations ; echo $2`
634 # e-mips* has more than one emulation per file, e-i386* has just one at the
635 # moment. If only one emulation is specified, then don't define
636 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
637 case "${obj_format}${emfiles}" in
640 extra_objects="$extra_objects $emfiles"
641 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
644 AC_SUBST(extra_objects)
645 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
646 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
647 [Default emulation.])
649 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
650 yes-*-coff) need_bfd=yes ;;
651 no-*-coff) need_bfd=yes
652 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
655 reject_dev_configs=yes
657 case ${reject_dev_configs}-${dev} in
659 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
663 AC_SUBST(target_cpu_type)
666 AC_SUBST(install_tooldir)
668 dnl AC_SUBST(emulation)
670 case "${primary_bfd_gas}" in
671 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
675 # do we need the opcodes library?
676 case "${need_opcodes}" in
678 OPCODES_LIB=../opcodes/libopcodes.la
682 case "${need_bfd}" in
684 BFDLIB=../bfd/libbfd.la
685 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
690 AC_SUBST(OPCODES_LIB)
692 AC_SUBST(ALL_OBJ_DEPS)
694 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
695 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
696 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
697 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
698 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
711 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
713 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
714 # people who are not cross-compiling but are compiling cross-assemblers.
715 AC_MSG_CHECKING(whether compiling a cross-assembler)
716 if test "${host}" = "${target}"; then
720 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
722 AC_MSG_RESULT($cross_gas)
724 dnl ansidecl.h will deal with const
729 # VMS doesn't have unlink.
730 AC_CHECK_FUNCS(unlink remove, break)
732 # Some systems don't have sbrk().
735 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
736 # enough, but on some of those systems, the assert macro relies on requoting
740 # On some systems, the system header files may not declare malloc, realloc,
741 # and free. There are places where gas needs these functions to have been
742 # declared -- such as when taking their addresses.
750 #ifdef HAVE_STRINGS_H
761 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
762 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
763 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
764 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
765 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
767 # Does errno.h declare errno, or do we have to add a separate declaration
769 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
775 dnl This must come last.
777 dnl We used to make symlinks to files in the source directory, but now
778 dnl we just use the right name for .c files, and create .h files in
779 dnl the build directory which include the right .h file. Make sure
780 dnl the old symlinks don't exist, so that a reconfigure in an existing
781 dnl directory behaves reasonably.
783 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
784 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
785 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
786 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
787 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
788 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
789 if test "x$cgen_cpu_prefix" != x ; then
790 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
793 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
794 [target_cpu_type=${target_cpu_type}
795 cgen_cpu_prefix=${cgen_cpu_prefix}
796 obj_format=${obj_format}