Add Xtensa port
[binutils-gdb.git] / gas / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2 dnl
3 dnl And be careful when changing it! If you must add tests with square
4 dnl brackets, be sure changequote invocations surround it.
5 dnl
6 dnl
7 dnl v2.5 needed for --bindir et al
8 AC_PREREQ(2.13)
9 AC_INIT(as.h)
10
11 AC_CANONICAL_SYSTEM
12 AC_ISC_POSIX
13
14 changequote(,)dnl
15 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
16 changequote([,])dnl
17 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
18
19 AM_PROG_LIBTOOL
20
21 user_bfd_gas=
22 AC_ARG_ENABLE(bfd-assembler,
23 [ --enable-bfd-assembler use BFD back end for writing object files],
24 [case "${enableval}" in
25 yes) need_bfd=yes user_bfd_gas=yes ;;
26 no) user_bfd_gas=no ;;
27 *) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
28 esac])dnl
29 AC_ARG_ENABLE(targets,
30 [ targets alternative target configurations besides the primary],
31 [case "${enableval}" in
32 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
33 ;;
34 no) enable_targets= ;;
35 *) enable_targets=$enableval ;;
36 esac])dnl
37 AC_ARG_ENABLE(commonbfdlib,
38 [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
39 [case "${enableval}" in
40 yes) commonbfdlib=true ;;
41 no) commonbfdlib=false ;;
42 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
43 esac])dnl
44
45 using_cgen=no
46
47 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
48 AC_ARG_ENABLE(build-warnings,
49 [ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
50 [case "${enableval}" in
51 yes) ;;
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"`;;
58 esac
59 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
60 echo "Setting warning flags = $build_warnings" 6>&1
61 fi])dnl
62 WARN_CFLAGS=""
63 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
64 WARN_CFLAGS="${build_warnings}"
65 fi
66 AC_SUBST(WARN_CFLAGS)
67
68 # Generate a header file
69 AM_CONFIG_HEADER(config.h:config.in)
70
71 # If we are on a DOS filesystem, we must use gdb.ini rather than
72 # .gdbinit.
73 GDBINIT=".gdbinit"
74 case "${host}" in
75 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
76 GDBINIT="gdb.ini"
77 ;;
78 esac
79 AC_SUBST(GDBINIT)
80
81 te_file=generic
82
83 # Makefile target for installing gas in $(tooldir)/bin.
84 install_tooldir=install-exec-tooldir
85
86 canon_targets=""
87 all_targets=no
88 if test -n "$enable_targets" ; then
89 for t in `echo $enable_targets | sed 's/,/ /g'`; do
90 if test $t = "all"; then
91 all_targets=yes
92 continue
93 fi
94 result=`$ac_config_sub $t 2>/dev/null`
95 if test -n "$result" ; then
96 canon_targets="$canon_targets $result"
97 # else
98 # # Permit "all", etc. We don't support it yet though.
99 # canon_targets="$canon_targets $t"
100 fi
101 done
102 GAS_UNIQ(canon_targets)
103 fi
104
105 emulations=""
106
107 for this_target in $target $canon_targets ; do
108
109 changequote(,)dnl
110 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
111 changequote([,])dnl
112
113 # check for architecture variants
114 arch=
115 endian=
116 case ${cpu} in
117 alpha*) cpu_type=alpha ;;
118 arm*b|xscale*b|strongarm*b) cpu_type=arm endian=big ;;
119 arm*|xscale*|strongarm*) cpu_type=arm endian=little ;;
120 hppa*) cpu_type=hppa ;;
121 changequote(,)dnl
122 i[3456]86) cpu_type=i386 arch=i386;;
123 x86_64) cpu_type=i386 arch=x86_64;;
124 ia64) cpu_type=ia64 ;;
125 ip2k) cpu_type=ip2k endian=big ;;
126 iq2000) cpu_type=iq2000 endian=big ;;
127 m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
128 m680[012346]0) cpu_type=m68k ;;
129 changequote([,])dnl
130 m68008) cpu_type=m68k ;;
131 m683??) cpu_type=m68k ;;
132 m5200) cpu_type=m68k ;;
133 m8*) cpu_type=m88k ;;
134 mips*el) cpu_type=mips endian=little ;;
135 mips*) cpu_type=mips endian=big ;;
136 or32*) cpu_type=or32 endian=big ;;
137 pjl*) cpu_type=pj endian=little ;;
138 pj*) cpu_type=pj endian=big ;;
139 powerpc*le*) cpu_type=ppc endian=little ;;
140 powerpc*) cpu_type=ppc endian=big ;;
141 rs6000*) cpu_type=ppc ;;
142 s390x*) cpu_type=s390 arch=s390x ;;
143 s390*) cpu_type=s390 arch=s390 ;;
144 sh5*) cpu_type=sh64 endian=big ;;
145 sh5le*) cpu_type=sh64 endian=little ;;
146 sh64*) cpu_type=sh64 endian=big ;;
147 sh64le*) cpu_type=sh64 endian=little ;;
148 sh*le) cpu_type=sh endian=little ;;
149 sh*) cpu_type=sh endian=big ;;
150 sparclite*) cpu_type=sparc arch=sparclite ;;
151 sparclet*) cpu_type=sparc arch=sparclet ;;
152 sparc64*) cpu_type=sparc arch=v9-64 ;;
153 sparc86x*) cpu_type=sparc arch=sparc86x ;;
154 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
155 v850*) cpu_type=v850 ;;
156 xtensa*) cpu_type=xtensa arch=xtensa ;;
157 *) cpu_type=${cpu} ;;
158 esac
159
160 if test ${this_target} = $target ; then
161 target_cpu_type=${cpu_type}
162 elif test ${target_cpu_type} != ${cpu_type} ; then
163 continue
164 fi
165
166 generic_target=${cpu_type}-$vendor-$os
167 dev=no
168 bfd_gas=no
169 em=generic
170
171 # assign object format
172 case ${generic_target} in
173 a29k-*-coff) fmt=coff ;;
174 a29k-amd-udi) fmt=coff ;;
175 a29k-amd-ebmon) fmt=coff ;;
176 a29k-nyu-sym1) fmt=coff ;;
177 a29k-*-rtems*) fmt=coff ;;
178 a29k-*-vxworks*) fmt=coff ;;
179
180 alpha*-*-*vms*) fmt=evax ;;
181 alpha*-*-netware*) fmt=ecoff ;;
182 alpha*-*-osf*) fmt=ecoff ;;
183 alpha*-*-linuxecoff*) fmt=ecoff ;;
184 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
185 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
186 alpha*-*-openbsd*) fmt=elf em=obsd ;;
187
188 arc-*-elf*) fmt=elf ;;
189
190 arm-*-aout) fmt=aout ;;
191 arm-*-coff | thumb-*-coff) fmt=coff ;;
192 arm-*-rtems | thumb-*-rtems) fmt=elf ;;
193 arm-*-elf | thumb-*-elf) fmt=elf ;;
194 arm-*-kaos*) fmt=elf ;;
195 arm*-*-conix*) fmt=elf ;;
196 arm-*-linux*aout*) fmt=aout em=linux ;;
197 arm*-*-linux-gnu*) fmt=elf em=linux ;;
198 arm*-*-uclinux*) fmt=elf em=linux ;;
199 arm-*-netbsdelf*) fmt=elf em=nbsd ;;
200 arm-*-*n*bsd*) fmt=aout em=nbsd ;;
201 arm-**-nto*) fmt=elf ;;
202 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
203 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
204 arm-*-wince) fmt=coff em=wince-pe ;;
205 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
206 arm-*-riscix*) fmt=aout em=riscix ;;
207 arm-*-vxworks) fmt=coff ;;
208
209 avr-*-*) fmt=elf ;;
210
211 cris-*-*) fmt=multi bfd_gas=yes ;;
212
213 d10v-*-*) fmt=elf ;;
214 d30v-*-*) fmt=elf ;;
215 dlx-*-*) fmt=elf ;;
216
217 fr30-*-*) fmt=elf ;;
218 frv-*-*) fmt=elf ;;
219
220 hppa-*-linux*) case ${cpu} in
221 hppa*64*) fmt=elf em=hppalinux64;;
222 hppa*) fmt=elf em=linux;;
223 esac ;;
224 hppa-*-*elf*) fmt=elf em=hppa ;;
225 hppa-*-lites*) fmt=elf em=hppa ;;
226 hppa-*-netbsd*) fmt=elf em=nbsd ;;
227 hppa-*-openbsd*) fmt=elf em=hppa ;;
228 hppa-*-osf*) fmt=som em=hppa ;;
229 hppa-*-rtems*) fmt=elf em=hppa ;;
230 hppa-*-hpux11*) case ${cpu} in
231 hppa*64*) fmt=elf em=hppa64 ;;
232 hppa*) fmt=som em=hppa ;;
233 esac ;;
234 hppa-*-hpux*) fmt=som em=hppa ;;
235 hppa-*-mpeix*) fmt=som em=hppa ;;
236 hppa-*-bsd*) fmt=som em=hppa ;;
237 hppa-*-hiux*) fmt=som em=hppa ;;
238
239 h8300-*-rtems*) fmt=coff ;;
240 h8300-*-coff) fmt=coff ;;
241 h8300-*-elf) fmt=elf ;;
242 h8500-*-rtems*) fmt=coff ;;
243 h8500-*-coff) fmt=coff ;;
244
245 i370-*-elf* | i370-*-linux*) fmt=elf ;;
246 i386-ibm-aix*) fmt=coff em=i386aix ;;
247 i386-sequent-bsd*) fmt=aout em=dynix ;;
248 i386-*-beospe*) fmt=coff em=pe ;;
249 i386-*-beos*) fmt=elf ;;
250 i386-*-coff) fmt=coff ;;
251 i386-*-elf) fmt=elf ;;
252 i386-*-kaos*) fmt=elf ;;
253 i386-*-bsd*) fmt=aout em=386bsd ;;
254 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
255 i386-*-netbsdpe*) fmt=coff em=pe ;;
256 i386-*-netbsdelf*) fmt=elf em=nbsd ;;
257 i386-*-*n*bsd*) case ${cpu} in
258 x86_64) fmt=elf em=nbsd ;;
259 *) fmt=aout em=nbsd ;;
260 esac ;;
261 i386-*-linux*aout*) fmt=aout em=linux ;;
262 i386-*-linux*oldld) fmt=aout em=linux ;;
263 i386-*-linux*coff*) fmt=coff em=linux ;;
264 i386-*-linux-gnu*) fmt=elf em=linux ;;
265 x86_64-*-linux-gnu*) fmt=elf em=linux ;;
266 i386-*-lynxos*) fmt=coff em=lynx ;;
267 changequote(,)dnl
268 i386-*-sysv[45]*) fmt=elf ;;
269 i386-*-solaris*) fmt=elf ;;
270 i386-*-freebsdaout*) fmt=aout em=386bsd ;;
271 i386-*-freebsd[12].*) fmt=aout em=386bsd ;;
272 i386-*-freebsd[12]) fmt=aout em=386bsd ;;
273 changequote([,])dnl
274 i386-*-sysv*) fmt=coff ;;
275 i386-*-sco3.2v5*coff) fmt=coff ;;
276 i386-*-isc*) fmt=coff ;;
277 i386-*-sco3.2v5*) fmt=elf
278 if test ${this_target} = $target; then
279 AC_DEFINE(SCO_ELF, 1, [Define if defaulting to ELF on SCO 5.])
280 fi ;;
281 i386-*-sco3.2*) fmt=coff ;;
282 i386-*-vsta) fmt=aout ;;
283 i386-*-msdosdjgpp* \
284 | i386-*-go32* \
285 | i386-go32-rtems*) fmt=coff em=go32
286 AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?]) ;;
287 i386-*-rtemself*) fmt=elf ;;
288 i386-*-rtemscoff*) fmt=coff ;;
289 i386-*-rtems*) fmt=elf ;;
290 i386-*-gnu*) fmt=elf ;;
291 i386-*-mach*) fmt=aout em=mach ;;
292 i386-*-msdos*) fmt=aout ;;
293 i386-*-moss*) fmt=elf ;;
294 i386-*-pe) fmt=coff em=pe ;;
295 i386-*-cygwin*) fmt=coff em=pe ;;
296 i386-*-interix*) fmt=coff em=interix ;;
297 i386-*-mingw32*) fmt=coff em=pe ;;
298 i386-*-nto-qnx*) fmt=elf ;;
299 i386-*-*nt*) fmt=coff em=pe ;;
300 i386-*-vxworks*) fmt=aout ;;
301 i386-*-chaos) fmt=elf ;;
302
303 i860-*-*) fmt=elf endian=little
304 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
305 i960-*-bout) fmt=bout ;;
306 i960-*-coff) fmt=coff em=ic960 ;;
307 i960-*-rtems*) fmt=coff em=ic960 ;;
308 i960-*-nindy*) fmt=bout ;;
309 i960-*-vxworks5.0) fmt=bout ;;
310 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
311 i960-*-vxworks*) fmt=bout ;;
312 i960-*-elf*) fmt=elf ;;
313
314 ia64-*-elf*) fmt=elf ;;
315 ia64-*-aix*) fmt=elf em=ia64aix ;;
316 ia64-*-linux-gnu*) fmt=elf em=linux ;;
317 ia64-*-hpux*) fmt=elf em=hpux ;;
318 ia64-*-netbsd*) fmt=elf em=nbsd ;;
319
320 ip2k-*-*) fmt=elf ;;
321
322 iq2000-*-elf) fmt=elf bfd_gas=yes ;;
323
324 m32r-*-*) fmt=elf ;;
325
326 m68hc11-*-* | m6811-*-*) fmt=elf ;;
327 m68hc12-*-* | m6812-*-*) fmt=elf ;;
328
329 m68k-*-vxworks*) fmt=aout em=sun3 ;;
330 m68k-ericsson-ose) fmt=aout em=sun3 ;;
331 m68k-*-sunos*) fmt=aout em=sun3 ;;
332 m68k-motorola-sysv*) fmt=coff em=delta ;;
333 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
334 m68k-apollo-*) fmt=coff em=apollo ;;
335 m68k-*-elf*) fmt=elf ;;
336 m68k-*-sysv4*) fmt=elf em=svr4 ;;
337 m68k-*-sysv*) fmt=coff ;;
338 m68k-*-coff | m68k-*-rtemscoff*) fmt=coff ;;
339 m68k-*-rtems*) fmt=elf ;;
340 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
341 m68k-*-linux*aout*) fmt=aout em=linux ;;
342 m68k-*-linux-gnu*) fmt=elf em=linux ;;
343 m68k-*-gnu*) fmt=elf ;;
344 m68k-*-lynxos*) fmt=coff em=lynx ;;
345 m68k-*-netbsdelf*) fmt=elf em=nbsd ;;
346 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
347 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
348 m68k-apple-aux*) fmt=coff em=aux ;;
349 m68k-*-psos*) fmt=elf em=psos;;
350
351 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
352 m88k-*-coff*) fmt=coff ;;
353
354 mcore-*-elf) fmt=elf ;;
355 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
356
357 # don't change em like *-*-bsd does
358 mips-dec-openbsd*) fmt=elf endian=little ;;
359 mips-dec-bsd*) fmt=aout endian=little ;;
360 mips-sony-bsd*) fmt=ecoff ;;
361 mips-*-bsd*)
362 AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
363 mips-*-ultrix*) fmt=ecoff endian=little ;;
364 mips-*-osf*) fmt=ecoff endian=little ;;
365 mips-*-ecoff*) fmt=ecoff ;;
366 mips-*-pe*) fmt=coff endian=little em=pe ;;
367 mips-*-irix6*) fmt=elf em=irix ;;
368 mips-*-irix5*) fmt=elf em=irix ;;
369 mips-*-irix*) fmt=ecoff em=irix ;;
370 mips-*-lnews*) fmt=ecoff em=lnews ;;
371 mips-*-riscos*) fmt=ecoff ;;
372 mips*-*-linux*) fmt=elf em=tmips ;;
373 mips-*-sysv4*MP* | mips-*-gnu*) fmt=elf em=tmips ;;
374 mips-*-sysv*) fmt=ecoff ;;
375 mips-*-elf* | mips-*-rtems*) fmt=elf ;;
376 mips-*-*n*bsd*) fmt=elf ;;
377 mips-*-vxworks*) fmt=elf ;;
378
379 mmix-*-*) fmt=elf ;;
380 mn10200-*-*) fmt=elf ;;
381 mn10300-*-*) fmt=elf ;;
382 msp430-*-*) fmt=elf ;;
383 openrisc-*-*) fmt=elf ;;
384 or32-*-rtems*) fmt=coff ;;
385 or32-*-coff) fmt=coff ;;
386 or32-*-elf) fmt=elf ;;
387 pj*) fmt=elf ;;
388
389 ppc-*-pe | ppc-*-cygwin*) fmt=coff em=pe ;;
390 ppc-*-winnt*) fmt=coff em=pe ;;
391 ppc-*-aix5*) fmt=coff em=aix5 ;;
392 ppc-*-aix*) fmt=coff ;;
393 ppc-*-beos*) fmt=coff ;;
394 ppc-*-*n*bsd* | ppc-*-elf*) fmt=elf ;;
395 ppc-*-eabi* | ppc-*-sysv4*) fmt=elf ;;
396 ppc-*-linux-gnu*) fmt=elf
397 case "$endian" in
398 big) ;;
399 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
400 esac ;;
401 ppc-*-solaris*) fmt=elf
402 if test ${this_target} = $target; then
403 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
404 [Define if default target is PowerPC Solaris.])
405 fi
406 if test x${endian} = xbig; then
407 AC_MSG_ERROR(Solaris must be configured little endian)
408 fi ;;
409 ppc-*-rtems*) fmt=elf ;;
410 ppc-*-macos* | ppc-*-mpw*) fmt=coff em=macos ;;
411 ppc-*-netware*) fmt=elf em=ppcnw ;;
412 ppc-**-nto*) fmt=elf ;;
413 ppc-*-vxworks*) fmt=elf ;;
414 ppc-*-windiss*) fmt=elf ;;
415 ppc-*-kaos*) fmt=elf ;;
416
417 s390x-*-linux-gnu*) fmt=elf em=linux ;;
418 s390-*-linux-gnu*) fmt=elf em=linux ;;
419
420 sh*-*-linux*) fmt=elf em=linux
421 case ${cpu} in
422 sh*eb) endian=big ;;
423 *) endian=little ;;
424 esac ;;
425 sh5*-*-netbsd*) fmt=elf em=nbsd ;;
426 sh64*-*-netbsd*) fmt=elf em=nbsd ;;
427 sh*-*-netbsdelf*) fmt=elf em=nbsd ;;
428 sh-*-elf*) fmt=elf ;;
429 sh-*-coff*) fmt=coff ;;
430 sh-*-nto*) fmt=elf ;;
431 sh-*-pe*) fmt=coff em=pe bfd_gas=yes endian=little ;;
432 sh-*-rtemself*) fmt=elf ;;
433 sh-*-rtems*) fmt=coff ;;
434 sh-*-kaos*) fmt=elf ;;
435 shle*-*-kaos*) fmt=elf ;;
436 sh64-*-elf*) fmt=elf ;;
437
438 ns32k-pc532-mach*) fmt=aout em=pc532mach ;;
439 ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
440 ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
441 ns32k-*-*n*bsd*) fmt=aout em=nbsd532 ;;
442
443 sparc-*-rtemsaout*) fmt=aout ;;
444 sparc-*-rtemself*) fmt=elf ;;
445 sparc-*-rtems*) fmt=elf ;;
446 sparc-*-sunos4*) fmt=aout em=sun3 ;;
447 sparc-*-aout | sparc*-*-vxworks*) fmt=aout em=sparcaout ;;
448 sparc-*-coff) fmt=coff ;;
449 sparc-*-linux*aout*) fmt=aout em=linux ;;
450 sparc-*-linux-gnu*) fmt=elf em=linux ;;
451 sparc-*-lynxos*) fmt=coff em=lynx ;;
452 sparc-fujitsu-none) fmt=aout ;;
453 sparc-*-elf) fmt=elf ;;
454 sparc-*-sysv4*) fmt=elf ;;
455 sparc-*-solaris*) fmt=elf ;;
456 sparc-*-netbsdelf*) fmt=elf em=nbsd ;;
457 sparc-*-*n*bsd*) case ${cpu} in
458 sparc64) fmt=elf em=nbsd ;;
459 *) fmt=aout em=nbsd ;;
460 esac ;;
461 strongarm-*-coff) fmt=coff ;;
462 strongarm-*-elf) fmt=elf ;;
463 strongarm-*-kaos*) fmt=elf ;;
464 xscale-*-coff) fmt=coff ;;
465 xscale-*-elf) fmt=elf ;;
466
467 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
468 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
469 tic4x-*-* | c4x-*-*) fmt=coff bfd_gas=yes ;;
470 tic54x-*-* | c54x*-*-*) fmt=coff bfd_gas=yes need_libm=yes;;
471 tic80-*-*) fmt=coff ;;
472
473 v850-*-*) fmt=elf ;;
474 v850e-*-*) fmt=elf ;;
475 v850ea-*-*) fmt=elf ;;
476
477 vax-*-netbsdelf*) fmt=elf em=nbsd ;;
478 vax-*-netbsd*) fmt=aout em=nbsd ;;
479 vax-*-bsd* | vax-*-ultrix*) fmt=aout ;;
480 vax-*-vms) fmt=vms ;;
481
482 w65-*-*) fmt=coff ;;
483
484 xstormy16-*-*) fmt=elf ;;
485
486 xtensa-*-*) fmt=elf ;;
487
488 z8k-*-coff | z8k-*-sim) fmt=coff ;;
489
490 *-*-aout | *-*-scout) fmt=aout ;;
491 *-*-freebsd*) fmt=elf em=freebsd ;;
492 *-*-nindy*) fmt=bout ;;
493 *-*-bsd*) fmt=aout em=sun3 ;;
494 *-*-generic) fmt=generic ;;
495 *-*-xray | *-*-hms) fmt=coff ;;
496 *-*-sim) fmt=coff ;;
497 *-*-elf | *-*-sysv4* | *-*-solaris*) fmt=elf dev=yes ;;
498 *-*-aros*) fmt=elf em=linux bfd_gas=yes ;;
499 *-*-vxworks) fmt=aout ;;
500 *-*-netware) fmt=elf ;;
501 esac
502
503 if test ${this_target} = $target ; then
504 endian_def=
505 if test x${endian} = xbig; then
506 endian_def=1
507 elif test x${endian} = xlittle; then
508 endian_def=0
509 fi
510 if test x${endian_def} != x; then
511 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
512 [Define as 1 if big endian.])
513 fi
514 fi
515
516 case ${cpu_type}-${fmt} in
517 alpha*-* | arm-* | i386-* | ia64*-* | mips-* | ns32k-* \
518 | pdp11-* | ppc-* | sparc-* | strongarm-* | xscale-* \
519 | *-elf | *-ecoff | *-som)
520 bfd_gas=yes ;;
521 esac
522
523 # Other random stuff.
524
525 case ${cpu_type} in
526 mips)
527 # Set mips_cpu to the name of the default CPU.
528 case ${target_cpu} in
529 mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
530 mips_cpu=from-abi
531 ;;
532 mipsisa32 | mipsisa32el)
533 mips_cpu=mips32
534 ;;
535 mipsisa32r2 | mipsisa32r2el)
536 mips_cpu=mips32r2
537 ;;
538 mipsisa64 | mipsisa64el)
539 mips_cpu=mips64
540 ;;
541 mipstx39 | mipstx39el)
542 mips_cpu=r3900
543 ;;
544 mips64vr | mips64vrel)
545 mips_cpu=vr4100
546 ;;
547 mipsisa32r2*)
548 changequote(,)dnl
549 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
550 changequote([,])dnl
551 ;;
552 mips64* | mipsisa64* | mipsisa32*)
553 changequote(,)dnl
554 mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
555 changequote([,])dnl
556 ;;
557 *)
558 AC_ERROR($target_cpu isn't a supported MIPS CPU name)
559 ;;
560 esac
561 # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
562 # binaries. It's a GNU extension that some OSes don't understand.
563 # The value only matters on ELF targets.
564 case ${target} in
565 *-*-irix*)
566 use_e_mips_abi_o32=0
567 ;;
568 *)
569 use_e_mips_abi_o32=1
570 ;;
571 esac
572 # Decide whether to generate 32-bit or 64-bit code by default.
573 # Used to resolve -march=from-abi when an embedded ABI is selected.
574 case ${target} in
575 mips64*-*-* | mipsisa64*-*-*)
576 mips_default_64bit=1
577 ;;
578 *)
579 mips_default_64bit=0
580 ;;
581 esac
582 AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
583 [Default CPU for MIPS targets. ])
584 AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
585 [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
586 AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
587 [Generate 64-bit code by default on MIPS targets. ])
588 ;;
589 esac
590
591 # Do we need the opcodes library?
592 case ${cpu_type} in
593 vax | i386 | tic30)
594 ;;
595
596 *)
597 need_opcodes=yes
598
599 case "${enable_shared}" in
600 yes) shared_opcodes=true ;;
601 *opcodes*) shared_opcodes=true ;;
602 *) shared_opcodes=false ;;
603 esac
604 if test "${shared_opcodes}" = "true"; then
605 # A shared libopcodes must be linked against libbfd.
606 need_bfd=yes
607 fi
608 ;;
609 esac
610
611 # Any other special object files needed ?
612 case ${cpu_type} in
613 fr30 | ip2k | iq2000 | m32r | openrisc)
614 using_cgen=yes
615 ;;
616
617 frv)
618 using_cgen=yes
619 ;;
620 m68k)
621 case ${extra_objects} in
622 *m68k-parse.o*) ;;
623 *) extra_objects="$extra_objects m68k-parse.o" ;;
624 esac
625 ;;
626
627 mips)
628 echo ${extra_objects} | grep -s "itbl-parse.o"
629 if test $? -ne 0 ; then
630 extra_objects="$extra_objects itbl-parse.o"
631 fi
632
633 echo ${extra_objects} | grep -s "itbl-lex.o"
634 if test $? -ne 0 ; then
635 extra_objects="$extra_objects itbl-lex.o"
636 fi
637
638 echo ${extra_objects} | grep -s "itbl-ops.o"
639 if test $? -ne 0 ; then
640 extra_objects="$extra_objects itbl-ops.o"
641 fi
642 ;;
643
644 i386 | s390 | sparc)
645 if test $this_target = $target ; then
646 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
647 fi
648 ;;
649
650 xstormy16)
651 using_cgen=yes
652 ;;
653
654 xtensa)
655 echo ${extra_objects} | grep -s "xtensa-relax.o"
656 if test $? -ne 0 ; then
657 extra_objects="$extra_objects xtensa-relax.o"
658 fi
659 ;;
660
661 *)
662 ;;
663 esac
664
665 if test $using_cgen = yes ; then
666 case "x${extra_objects}" in
667 *cgen.o*) ;;
668 *) extra_objects="$extra_objects cgen.o" ;;
669 esac
670 fi
671
672 # See if we really can support this configuration with the emulation code.
673
674 if test $this_target = $target ; then
675 primary_bfd_gas=$bfd_gas
676 obj_format=$fmt
677 te_file=$em
678
679 if test $bfd_gas = no ; then
680 # Can't support other configurations this way.
681 break
682 fi
683 elif test $bfd_gas = no ; then
684 # Can't support this configuration.
685 break
686 fi
687
688 # From target name and format, produce a list of supported emulations.
689
690 case ${generic_target}-${fmt} in
691 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
692 mips*-*-linux*-*) case "$endian" in
693 big) emulation="mipsbelf mipslelf mipself" ;;
694 *) emulation="mipslelf mipsbelf mipself" ;;
695 esac ;;
696 mips-*-lnews*-ecoff) ;;
697 mips-*-*-ecoff) case "$endian" in
698 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
699 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
700 esac ;;
701 mips-*-*-elf) case "$endian" in
702 big) emulation="mipsbelf mipslelf mipself" ;;
703 *) emulation="mipslelf mipsbelf mipself" ;;
704 esac ;;
705 mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
706 # i386-pc-pe-coff != i386-pc-coff.
707 i386-*-pe-coff) ;;
708 # Uncommenting the next line will turn on support for i386 AOUT
709 # for the default linux configuration
710 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
711 #
712 i386-*-aout) emulation="i386aout" ;;
713 i386-*-coff) emulation="i386coff" ;;
714 i386-*-elf) emulation="i386elf" ;;
715
716 # Always all formats. The first stated emulation becomes the default.
717 cris-*-*aout*) emulation="crisaout criself" ;;
718 cris-*-*) emulation="criself crisaout" ;;
719 esac
720
721 emulations="$emulations $emulation"
722
723 done
724
725 # Turn on all targets if possible
726 if test ${all_targets} = "yes"; then
727 case ${target_cpu_type} in
728 i386)
729 case ${obj_format} in
730 aout)
731 emulations="$emulations i386coff i386elf"
732 ;;
733 coff)
734 emulations="$emulations i386aout i386elf"
735 ;;
736 elf)
737 emulations="$emulations i386aout i386coff"
738 ;;
739 esac
740 ;;
741 esac
742 fi
743
744 # Assign floating point type. Most processors with FP support
745 # IEEE FP. On those that don't support FP at all, usually IEEE
746 # is emulated.
747 case ${target_cpu} in
748 vax | tahoe ) atof=${target_cpu} ;;
749 pdp11) atof=vax ;;
750 *) atof=ieee ;;
751 esac
752
753 case "${obj_format}" in
754 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
755 esac
756
757 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
758 cgen_cpu_prefix=""
759 if test $using_cgen = yes ; then
760 case ${target_cpu} in
761 *) cgen_cpu_prefix=${target_cpu} ;;
762 esac
763 AC_SUBST(cgen_cpu_prefix)
764 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
765 fi
766
767 dnl
768 dnl Make sure the desired support files exist.
769 dnl
770
771 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
772 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
773 fi
774
775 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
776 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
777 fi
778
779 case ${user_bfd_gas}-${primary_bfd_gas} in
780 yes-yes | no-no)
781 # We didn't override user's choice.
782 ;;
783 no-yes)
784 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
785 ;;
786 no-preferred)
787 primary_bfd_gas=no
788 ;;
789 *-preferred)
790 primary_bfd_gas=yes
791 ;;
792 yes-*)
793 primary_bfd_gas=yes
794 ;;
795 -*)
796 # User specified nothing.
797 ;;
798 esac
799
800 # Some COFF configurations want these random other flags set.
801 case ${obj_format} in
802 coff)
803 case ${target_cpu_type} in
804 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
805 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
806 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
807 esac
808 ;;
809 esac
810
811 # Getting this done right is going to be a bitch. Each configuration specified
812 # with --enable-targets=... should be checked for environment, format, cpu, and
813 # bfd_gas setting.
814 #
815 # For each configuration, the necessary object file support code must be linked
816 # in. This might be only one, it might be up to four. The necessary emulation
817 # code needs to be provided, too.
818 #
819 # And then there's "--enable-targets=all"....
820 #
821 # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
822
823 formats="${obj_format}"
824 emfiles=""
825 EMULATIONS=""
826 GAS_UNIQ(emulations)
827 for em in . $emulations ; do
828 case $em in
829 .) continue ;;
830 mipsbelf | mipslelf | mipself)
831 fmt=elf file=mipself ;;
832 mipsbecoff | mipslecoff | mipsecoff)
833 fmt=ecoff file=mipsecoff ;;
834 *coff)
835 fmt=coff file=$em ;;
836 *aout)
837 fmt=aout file=$em ;;
838 *elf)
839 fmt=elf file=$em ;;
840 esac
841 formats="$formats $fmt"
842 emfiles="$emfiles e-$file.o"
843 EMULATIONS="$EMULATIONS &$em,"
844 done
845 GAS_UNIQ(formats)
846 GAS_UNIQ(emfiles)
847 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
848 for fmt in $formats ; do
849 case $fmt in
850 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
851 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
852 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
853 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
854 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
855 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
856 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
857 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
858 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
859 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
860 esac
861 extra_objects="$extra_objects obj-$fmt.o"
862 done
863 obj_format=multi
864 fi
865 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
866 DEFAULT_EMULATION=`set . $emulations ; echo $2`
867 # e-mips* has more than one emulation per file, e-i386* has just one at the
868 # moment. If only one emulation is specified, then don't define
869 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
870 case "${obj_format}${emfiles}" in
871 multi* | *mips*)
872 extra_objects="$extra_objects $emfiles"
873 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
874 esac
875 fi
876 AC_SUBST(extra_objects)
877 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
878 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
879 [Default emulation.])
880
881 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
882 yes-*-coff) need_bfd=yes ;;
883 no-*-coff) need_bfd=yes
884 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
885 esac
886
887 reject_dev_configs=yes
888
889 case ${reject_dev_configs}-${dev} in
890 yes-yes) # Oops.
891 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
892 ;;
893 esac
894
895 AC_SUBST(target_cpu_type)
896 AC_SUBST(obj_format)
897 AC_SUBST(te_file)
898 AC_SUBST(install_tooldir)
899 AC_SUBST(atof)
900 dnl AC_SUBST(emulation)
901
902 case "${primary_bfd_gas}" in
903 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
904 need_bfd=yes ;;
905 esac
906
907 # do we need the opcodes library?
908 case "${need_opcodes}" in
909 yes)
910 OPCODES_LIB=../opcodes/libopcodes.la
911 ;;
912 esac
913
914 case "${need_bfd}" in
915 yes)
916 BFDLIB=../bfd/libbfd.la
917 BFDVER_H=../bfd/bfdver.h
918 ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
919 ;;
920 esac
921
922 AC_SUBST(BFDLIB)
923 AC_SUBST(OPCODES_LIB)
924
925 AC_SUBST(BFDVER_H)
926 AC_SUBST(ALL_OBJ_DEPS)
927
928 AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
929 AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
930 AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
931 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
932 AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
933
934 AC_PROG_CC
935
936 AC_PROG_YACC
937 AM_PROG_LEX
938
939 ALL_LINGUAS="fr tr es"
940 CY_GNU_GETTEXT
941
942 AM_MAINTAINER_MODE
943 AC_EXEEXT
944
945 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
946
947 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
948 # people who are not cross-compiling but are compiling cross-assemblers.
949 AC_MSG_CHECKING(whether compiling a cross-assembler)
950 if test "${host}" = "${target}"; then
951 cross_gas=no
952 else
953 cross_gas=yes
954 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
955 fi
956 AC_MSG_RESULT($cross_gas)
957
958 dnl ansidecl.h will deal with const
959 dnl AC_CONST
960 AC_FUNC_ALLOCA
961 AC_C_INLINE
962
963 # VMS doesn't have unlink.
964 AC_CHECK_FUNCS(unlink remove, break)
965
966 # Some systems don't have sbrk().
967 AC_CHECK_FUNCS(sbrk)
968
969 # do we need the math library?
970 case "${need_libm}" in
971 yes)
972 AC_CHECK_LIBM
973 AC_SUBST(LIBM)
974 ;;
975 esac
976
977 # Some non-ANSI preprocessors botch requoting inside strings. That's bad
978 # enough, but on some of those systems, the assert macro relies on requoting
979 # working properly!
980 GAS_WORKING_ASSERT
981
982 # On some systems, the system header files may not declare malloc, realloc,
983 # and free. There are places where gas needs these functions to have been
984 # declared -- such as when taking their addresses.
985 gas_test_headers="
986 #ifdef HAVE_MEMORY_H
987 #include <memory.h>
988 #endif
989 #ifdef HAVE_STRING_H
990 #include <string.h>
991 #else
992 #ifdef HAVE_STRINGS_H
993 #include <strings.h>
994 #endif
995 #endif
996 #ifdef HAVE_STDLIB_H
997 #include <stdlib.h>
998 #endif
999 #ifdef HAVE_UNISTD_H
1000 #include <unistd.h>
1001 #endif
1002 "
1003 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
1004 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
1005 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
1006 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
1007 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
1008
1009 # Does errno.h declare errno, or do we have to add a separate declaration
1010 # for it?
1011 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
1012 #ifdef HAVE_ERRNO_H
1013 #include <errno.h>
1014 #endif
1015 ])
1016
1017 dnl This must come last.
1018
1019 dnl We used to make symlinks to files in the source directory, but now
1020 dnl we just use the right name for .c files, and create .h files in
1021 dnl the build directory which include the right .h file. Make sure
1022 dnl the old symlinks don't exist, so that a reconfigure in an existing
1023 dnl directory behaves reasonably.
1024
1025 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
1026 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
1027 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
1028 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
1029 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
1030 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
1031 if test "x$cgen_cpu_prefix" != x ; then
1032 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
1033 fi
1034
1035 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
1036 [target_cpu_type=${target_cpu_type}
1037 cgen_cpu_prefix=${cgen_cpu_prefix}
1038 obj_format=${obj_format}
1039 te_file=${te_file}])