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From 2000-04-28 Andreas Jaeger <aj@suse.de>:
[deliverable/binutils-gdb.git] / gas / configure.in
CommitLineData
252b5132
RH		 1dnl Process this file with autoconf to produce a configure script.
2dnl
3dnl And be careful when changing it! If you must add tests with square
4dnl brackets, be sure changequote invocations surround it.
5dnl
6dnl
7dnl v2.5 needed for --bindir et al
8AC_PREREQ(2.13)
9AC_INIT(as.h)
10
11AC_CANONICAL_SYSTEM
12
0ed15843 13AM_INIT_AUTOMAKE(gas, 2.9.5)
252b5132
RH		 14
15AM_PROG_LIBTOOL
16
17user_bfd_gas=
18AC_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 ${enableval} given for bfd-assembler option) ;;
24esac])dnl
25AC_ARG_ENABLE(targets,
26[ targets alternative target configurations besides the primary],
27[case "${enableval}" in
28 yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
29 ;;
30 no) enable_targets= ;;
31 *) enable_targets=$enableval ;;
32esac])dnl
33AC_ARG_ENABLE(commonbfdlib,
34[ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
35[case "${enableval}" in
36 yes) commonbfdlib=true ;;
37 no) commonbfdlib=false ;;
38 *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
39esac])dnl
40
41using_cgen=no
42
a2d91340
AC		 43build_warnings="-W -Wall"
44AC_ARG_ENABLE(build-warnings,
45[ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
46[case "${enableval}" in
47 yes) ;;
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"`;;
54esac
55if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
56 echo "Setting warning flags = $build_warnings" 6>&1
57fi])dnl
58WARN_CFLAGS=""
59if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
60 WARN_CFLAGS="${build_warnings}"
61fi
62AC_SUBST(WARN_CFLAGS)
63
252b5132
RH		 64# Generate a header file
65AM_CONFIG_HEADER(config.h:config.in)
66
76a27922
ILT		 67# If we are on a DOS filesystem, we must use gdb.ini rather than
68# .gdbinit.
69GDBINIT=".gdbinit"
70case "${host}" in
71 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
72 GDBINIT="gdb.ini"
73 ;;
74esac
75AC_SUBST(GDBINIT)
76
252b5132
RH		 77te_file=generic
78
79# Makefile target for installing gas in $(tooldir)/bin.
80install_tooldir=install-exec-tooldir
81
82canon_targets=""
15886821 83all_targets=no
252b5132
RH		 84if test -n "$enable_targets" ; then
85 for t in `echo $enable_targets | sed 's/,/ /g'`; do
15886821
L		 86 if test $t = "all"; then
87 all_targets=yes
88 continue
89 fi
6d83c84b 90 result=`$ac_config_sub $t 2>/dev/null`
252b5132
RH		 91 if test -n "$result" ; then
92 canon_targets="$canon_targets $result"
93# else
94# # Permit "all", etc. We don't support it yet though.
95# canon_targets="$canon_targets $t"
96 fi
97 done
98 GAS_UNIQ(canon_targets)
99fi
100
101emulations=""
102
103for this_target in $target $canon_targets ; do
104
105changequote(,)dnl
106 eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
107changequote([,])dnl
108
109 # check for architecture variants
110 arch=
111 endian=
112 case ${cpu} in
113 alpha*) cpu_type=alpha ;;
114 armeb) cpu_type=arm endian=big ;;
115 arm*) cpu_type=arm endian=little ;;
116 armb*) cpu_type=arm endian=little ;;
117 armv*l) cpu_type=arm endian=little ;;
118 armv*b) cpu_type=arm endian=big ;;
119 strongarm*) cpu_type=arm endian=little ;;
120 thumb*) cpu_type=arm endian=little ;;
121 hppa*) cpu_type=hppa ;;
122changequote(,)dnl
123 i[456]86) cpu_type=i386 ;;
800eeca4 124 ia64) cpu_type=ia64 ;;
252b5132
RH		 125 m680[012346]0) cpu_type=m68k ;;
126changequote([,])dnl
127 m68008) cpu_type=m68k ;;
128 m683??) cpu_type=m68k ;;
129 m5200) cpu_type=m68k ;;
130 m8*) cpu_type=m88k ;;
131 mips*el) cpu_type=mips endian=little ;;
132 mips*) cpu_type=mips endian=big ;;
041dd5a9
ILT		 133 pjl*) cpu_type=pj endian=little ;;
134 pj*) cpu_type=pj endian=big ;;
252b5132
RH		 135 powerpcle*) cpu_type=ppc endian=little ;;
136 powerpc*) cpu_type=ppc endian=big ;;
137 rs6000*) cpu_type=ppc ;;
138 sparclite*) cpu_type=sparc arch=sparclite ;;
139 sparclet*) cpu_type=sparc arch=sparclet ;;
140 sparc64*) cpu_type=sparc arch=v9-64 ;;
141 sparc86x*) cpu_type=sparc arch=sparc86x ;;
142 sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
143 v850*) cpu_type=v850 ;;
144 *) cpu_type=${cpu} ;;
145 esac
146
147 if test ${this_target} = $target ; then
148 target_cpu_type=${cpu_type}
149 elif test ${target_cpu_type} != ${cpu_type} ; then
150 continue
151 fi
152
153 generic_target=${cpu_type}-$vendor-$os
154 dev=no
155 bfd_gas=no
156 em=generic
157
158 # assign object format
159 case ${generic_target} in
160 a29k-*-coff) fmt=coff ;;
161 a29k-amd-udi) fmt=coff ;;
162 a29k-amd-ebmon) fmt=coff ;;
163 a29k-nyu-sym1) fmt=coff ;;
164 a29k-*-vxworks*) fmt=coff ;;
165
166 alpha*-*-*vms*) fmt=evax ;;
167 alpha*-*-netware*) fmt=ecoff ;;
168 alpha*-*-openbsd*) fmt=ecoff ;;
169 alpha*-*-osf*) fmt=ecoff ;;
170 alpha*-*-linuxecoff*) fmt=ecoff ;;
171 alpha*-*-linux-gnu*) fmt=elf em=linux ;;
172 alpha*-*-netbsd*) fmt=elf em=nbsd ;;
173
174 arc-*-elf*) fmt=elf bfd_gas=yes ;;
175
176 arm-*-aout) fmt=aout ;;
177 arm-*-coff | thumb-*-coff) fmt=coff ;;
178 arm-*-elf | thumb-*-elf) fmt=elf ;;
0decc840 179 arm*-*-conix*) fmt=elf ;;
252b5132 180 arm-*-linux*aout*) fmt=aout em=linux ;;
0decc840 181 arm*-*-linux-gnu*) fmt=elf em=linux ;;
252b5132
RH		 182 arm-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
183 arm-*-oabi | thumb-*-oabi) fmt=elf ;;
184 arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;;
056350c6 185 arm-*-wince) fmt=coff em=wince-pe bfd_gas=yes;;
252b5132
RH		 186 arm-*-pe | thumb-*-pe) fmt=coff em=pe ;;
187 arm-*-riscix*) fmt=aout em=riscix ;;
188
adde6300
AM		 189 avr-*-*) fmt=elf bfd_gas=yes ;;
190
252b5132
RH		 191 d10v-*-*) fmt=elf bfd_gas=yes ;;
192 d30v-*-*) fmt=elf bfd_gas=yes ;;
193
194
195 fr30-*-*) fmt=elf bfd_gas=yes ;;
196
197 hppa-*-*elf*) fmt=elf em=hppa ;;
7d4ce8a9 198 hppa-*-linux-gnu*) fmt=elf em=hppa ;;
252b5132
RH		 199 hppa-*-lites*) fmt=elf em=hppa ;;
200 hppa-*-osf*) fmt=som em=hppa ;;
201 hppa-*-rtems*) fmt=elf em=hppa ;;
cea1ab94
JL		 202# Disabled until configury issues are sorted out across the various
203# projects
204# hppa-*-hpux11*) em=hppa
205# case ${cpu} in
206# hppa*w)
207# fmt=elf;;
208# hppa*)
209# fmt=som;;
210# esac
211# ;;
252b5132
RH		 212 hppa-*-hpux*) fmt=som em=hppa ;;
213 hppa-*-mpeix*) fmt=som em=hppa ;;
214 hppa-*-bsd*) fmt=som em=hppa ;;
215 hppa-*-hiux*) fmt=som em=hppa ;;
216
217 h8300-*-coff) fmt=coff ;;
218
5b93d8bb 219 i370-*-elf* | i370-*-linux*) fmt=elf ;;
252b5132
RH		 220 i386-ibm-aix*) fmt=coff em=i386aix ;;
221 i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;;
222 i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;;
223 i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
224 i386-*-bsd*) fmt=aout em=386bsd ;;
225 i386-*-netbsd0.8) fmt=aout em=386bsd ;;
226 i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
227 i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;;
228 i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
229 i386-*-linux*coff*) fmt=coff em=linux ;;
230 i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;;
231 i386-*-lynxos*) fmt=coff em=lynx ;;
232 i386-*-sysv4* | i386-*-solaris* | i386-*-elf)
233 fmt=elf bfd_gas=yes ;;
008960a5
ILT		 234 i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
235 fmt=aout em=386bsd ;;
236 i386-*-freebsd*) fmt=elf bfd_gas=yes ;;
252b5132
RH		 237 i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
238 fmt=coff ;;
239 i386-*-sco3.2v5*) fmt=elf
240 if test ${this_target} = $target; then
241 AC_DEFINE(SCO_ELF, 1,
242 [Define if defaulting to ELF on SCO 5.])
243 fi
244 ;;
245 i386-*-sco3.2*) fmt=coff ;;
246 i386-*-vsta) fmt=aout ;;
247 i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
248 fmt=coff em=go32;;
53f3de98 249 i386-*-rtemself*) fmt=elf ;;
252b5132
RH		 250 i386-*-rtems*) fmt=coff ;;
251 i386-*-gnu*) fmt=elf ;;
252 i386-*-mach*)
253 fmt=aout em=mach bfd_gas=yes ;;
254 i386-*-msdos*) fmt=aout ;;
255 i386-*-moss*) fmt=elf ;;
256 i386-*-pe) fmt=coff em=pe ;;
257 i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;;
9750fcc5 258 i386-*-interix*) fmt=coff em=interix bfd_gas=yes ;;
252b5132
RH		 259 i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;;
260 i386-*-*nt*) fmt=coff em=pe ;;
29fe79d3 261 i386-*-vxworks*) fmt=aout ;;
252b5132
RH		 262 i960-*-bout) fmt=bout ;;
263 i960-*-coff) fmt=coff em=ic960 ;;
264 i960-*-rtems*) fmt=coff em=ic960 ;;
265 i960-*-nindy*) fmt=bout ;;
266 i960-*-vxworks4*) fmt=bout ;;
267 i960-*-vxworks5.0) fmt=bout ;;
268 i960-*-vxworks5.*) fmt=coff em=ic960 ;;
269 i960-*-vxworks*) fmt=bout ;;
bedf545c 270 i960-*-elf*) fmt=elf ;;
252b5132 271
800eeca4
JW		 272 ia64-*-elf*) fmt=elf ;;
273 ia64-*-linux-gnu*) fmt=elf em=linux ;;
274
252b5132
RH		 275 m32r-*-*) fmt=elf bfd_gas=yes ;;
276
277 m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
278 fmt=aout em=sun3 ;;
279 m68k-motorola-sysv*) fmt=coff em=delta ;;
280 m68k-bull-sysv3*) fmt=coff em=dpx2 ;;
281 m68k-apollo-*) fmt=coff em=apollo ;;
282 m68k-*-sysv4*) # must be before -sysv*
283 fmt=elf em=svr4 ;;
284 m68k-*-elf*) fmt=elf ;;
285 m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
286 fmt=coff ;;
287 m68k-*-hpux*) fmt=hp300 em=hp300 ;;
288 m68k-*-linux*aout*) fmt=aout em=linux ;;
289 m68k-*-linux-gnu*) fmt=elf em=linux ;;
290 m68k-*-gnu*) fmt=elf ;;
291 m68k-*-lynxos*) fmt=coff em=lynx ;;
292 m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
293 m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
294 m68k-apple-aux*) fmt=coff em=aux ;;
295 m68k-*-psos*) fmt=elf em=psos;;
296
297 m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
298 m88k-*-coff*) fmt=coff ;;
299
300 mcore-*-elf) fmt=elf bfd_gas=yes ;;
301 mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;;
302
303 # don't change em like *-*-bsd does
304 mips-dec-netbsd*) fmt=elf endian=little ;;
305 mips-dec-openbsd*) fmt=elf endian=little ;;
306 mips-dec-bsd*) fmt=aout endian=little ;;
307 mips-sony-bsd*) fmt=ecoff ;;
308 mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
309 mips-*-ultrix*) fmt=ecoff endian=little ;;
310 mips-*-osf*) fmt=ecoff endian=little ;;
311 mips-*-ecoff*) fmt=ecoff ;;
312 mips-*-ecoff*) fmt=ecoff ;;
056350c6 313 mips-*-pe*) fmt=coff endian=little em=pe ;;
252b5132
RH		 314 mips-*-irix6*) fmt=elf ;;
315 mips-*-irix5*) fmt=elf ;;
316 mips-*-irix*) fmt=ecoff ;;
317 mips-*-lnews*) fmt=ecoff em=lnews ;;
318 mips-*-riscos*) fmt=ecoff ;;
319 mips-*-sysv*) fmt=ecoff ;;
320 mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*)
321 fmt=elf ;;
322 mips-*-vxworks*) fmt=elf
323 AC_DEFINE(MIPS_STABS_ELF, 1,
324 [Use ELF stabs for MIPS, not ECOFF stabs])
325 ;;
326 mn10200-*-*) fmt=elf bfd_gas=yes ;;
327 mn10300-*-*) fmt=elf bfd_gas=yes ;;
041dd5a9 328 pj*) fmt=elf ;;
252b5132
RH		 329 ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
330 fmt=coff em=pe ;;
331 ppc-*-aix*) fmt=coff ;;
332 ppc-*-beos*) fmt=coff ;;
333 ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
334 fmt=elf ;;
335 ppc-*-linux-gnu*) fmt=elf
336 case "$endian" in
337 big) ;;
338 *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
339 esac
340 ;;
341 ppc-*-solaris*) fmt=elf
342 if test ${this_target} = $target; then
343 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
344 [Define if default target is PowerPC Solaris.])
345 fi
346 if test x${endian} = xbig; then
347 AC_MSG_ERROR(Solaris must be configured little endian)
348 fi
349 ;;
350 ppc-*-rtems*) fmt=elf ;;
351 ppc-*-macos* | ppc-*-mpw*)
352 fmt=coff em=macos ;;
353 ppc-*-netware*) fmt=elf em=ppcnw ;;
e4a86f6f 354 ppc-*-vxworks*) fmt=elf ;;
252b5132
RH		 355
356 sh-*-elf*) fmt=elf ;;
357 sh-*-coff*) fmt=coff ;;
056350c6 358 sh-*-pe*) fmt=coff em=pe bfd_gas=yes;;
53f3de98 359 sh-*-rtemself*) fmt=elf ;;
252b5132
RH		 360 sh-*-rtems*) fmt=coff ;;
361
362 ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
363 ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
364 ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
365
366 sparc-*-rtems*) fmt=aout ;;
367 sparc-*-sunos4*) fmt=aout em=sun3 ;;
368 sparc-*-aout | sparc*-*-vxworks*)
369 fmt=aout em=sparcaout ;;
370 sparc-*-coff) fmt=coff ;;
371 sparc-*-linux*aout*) fmt=aout em=linux ;;
372 sparc-*-linux-gnu*) fmt=elf em=linux ;;
373 sparc-*-lynxos*) fmt=coff em=lynx ;;
374 sparc-fujitsu-none) fmt=aout ;;
375 sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
376 fmt=elf ;;
98e5953c
JL		 377 sparc-*-netbsd*) em=nbsd bfd_gas=yes
378 case ${cpu} in
379 sparc) case ${os} in
380 *elf*) fmt=elf ;;
381 *) fmt=aout ;;
382 esac ;;
383 sparc64) fmt=elf ;;
384 esac
385 ;;
252b5132
RH		 386 sparc-*-openbsd*) fmt=aout em=nbsd ;;
387
388 strongarm-*-coff) fmt=coff ;;
389 strongarm-*-elf) fmt=elf ;;
390
391 tic30-*-*aout*) fmt=aout bfd_gas=yes ;;
392 tic30-*-*coff*) fmt=coff bfd_gas=yes ;;
393 tic80-*-*) fmt=coff ;;
394
395 v850-*-*) fmt=elf bfd_gas=yes ;;
396 v850e-*-*) fmt=elf bfd_gas=yes ;;
397 v850ea-*-*) fmt=elf bfd_gas=yes ;;
398
399 vax-*-bsd* | vax-*-ultrix*)
400 fmt=aout ;;
401 vax-*-vms) fmt=vms ;;
402
403
404 z8k-*-coff | z8k-*-sim)
405 fmt=coff ;;
406
407 w65-*-*) fmt=coff ;;
408
409 *-*-aout | *-*-scout)
410 fmt=aout ;;
411 *-*-nindy*)
412 fmt=bout ;;
413 *-*-bsd*)
414 fmt=aout em=sun3 ;;
415 *-*-generic) fmt=generic ;;
416 *-*-xray | *-*-hms) fmt=coff ;;
417 *-*-sim) fmt=coff ;;
418 *-*-elf | *-*-sysv4* | *-*-solaris*)
419 AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
420 fmt=elf dev=yes ;;
421 *-*-vxworks) fmt=aout ;;
422 *-*-netware) fmt=elf ;;
423 esac
424
425 if test ${this_target} = $target ; then
426 endian_def=
427 if test x${endian} = xbig; then
428 endian_def=1
429 elif test x${endian} = xlittle; then
430 endian_def=0
431 fi
432 if test x${endian_def} != x; then
433 AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
434 [Define as 1 if big endian.])
435 fi
436 fi
437
438 case ${cpu_type}-${fmt} in
439 alpha*-*) bfd_gas=yes ;;
440 arm-*) bfd_gas=yes ;;
441 # not yet
442 # i386-aout) bfd_gas=preferred ;;
800eeca4 443 ia64*-*) bfd_gas=yes ;;
252b5132
RH		 444 mips-*) bfd_gas=yes ;;
445 ns32k-*) bfd_gas=yes ;;
446 ppc-*) bfd_gas=yes ;;
447 sparc-*) bfd_gas=yes ;;
448 strongarm-*) bfd_gas=yes ;;
449 *-elf) bfd_gas=yes ;;
450 *-ecoff) bfd_gas=yes ;;
451 *-som) bfd_gas=yes ;;
4c63da97
AM		 452 #enable bfd for coff and aout to allow testing if a bfd target is
453 #the primary target, but not for coff or aout as the primary target
4ca72d38 454 i386-coff) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
4c63da97 455 i386-aout) if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
252b5132
RH		 456 *) ;;
457 esac
458
459# Other random stuff.
460
461 # Do we need the opcodes library?
462 case ${cpu_type} in
463 vax | i386 | tic30)
464 ;;
465
466 *)
467 need_opcodes=yes
468
469 case "${enable_shared}" in
470 yes) shared_opcodes=true ;;
471 *opcodes*) shared_opcodes=true ;;
472 *) shared_opcodes=false ;;
473 esac
474 if test "${shared_opcodes}" = "true"; then
475 # A shared libopcodes must be linked against libbfd.
476 need_bfd=yes
477 fi
478 ;;
479 esac
480
481 # Any other special object files needed ?
482 case ${cpu_type} in
483 fr30 | m32r)
484 using_cgen=yes
485 ;;
486
487 m68k)
488 case ${extra_objects} in
489 *m68k-parse.o*) ;;
490 *) extra_objects="$extra_objects m68k-parse.o" ;;
491 esac
492 ;;
493
494 mips)
495 echo ${extra_objects} | grep -s "itbl-parse.o"
496 if test $? -ne 0 ; then
497 extra_objects="$extra_objects itbl-parse.o"
498 fi
499
500 echo ${extra_objects} | grep -s "itbl-lex.o"
501 if test $? -ne 0 ; then
502 extra_objects="$extra_objects itbl-lex.o"
503 fi
504
505 echo ${extra_objects} | grep -s "itbl-ops.o"
506 if test $? -ne 0 ; then
507 extra_objects="$extra_objects itbl-ops.o"
508 fi
509 ;;
510
511 sparc)
512 if test $this_target = $target ; then
513 AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
514 fi
515 ;;
516 *)
517 ;;
518 esac
519
520 if test $using_cgen = yes ; then
521 case "x${extra_objects}" in
522 *cgen.o*) ;;
523 *) extra_objects="$extra_objects cgen.o" ;;
524 esac
525 fi
526
527# See if we really can support this configuration with the emulation code.
528
529 if test $this_target = $target ; then
530 primary_bfd_gas=$bfd_gas
531 obj_format=$fmt
532 te_file=$em
533
534 if test $bfd_gas = no ; then
535 # Can't support other configurations this way.
536 break
537 fi
538 elif test $bfd_gas = no ; then
539 # Can't support this configuration.
540 break
541 fi
542
543# From target name and format, produce a list of supported emulations.
544
545 case ${generic_target}-${fmt} in
546 mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
547 mips-*-linux-gnu*-*) case "$endian" in
548 big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
549 *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;;
550 esac ;;
551 mips-*-lnews*-ecoff) ;;
552 mips-*-*-ecoff) case "$endian" in
553 big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
554 *) emulation="mipslecoff mipsbecoff mipsecoff" ;;
555 esac ;;
556 mips-*-*-elf) case "$endian" in
557 big) emulation="mipsbelf mipslelf mipself" ;;
558 *) emulation="mipslelf mipsbelf mipself" ;;
252b5132 559 esac ;;
4c63da97
AM		 560 # Uncommenting the next line will turn on support for i386 AOUT
561 # for the default linux configuration
562 # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
563 #
564 i386-*-aout) emulation="i386aout" ;;
4ca72d38 565 i386-*-coff) emulation="i386coff" ;;
4c63da97 566 i386-*-elf) emulation="i386elf" ;;
252b5132
RH		 567 esac
568
569 emulations="$emulations $emulation"
570
571done
572
15886821
L		 573# Turn on all targets if possible
574if test ${all_targets} = "yes"; then
575 case ${target_cpu_type} in
576 i386)
577 case ${obj_format} in
578 aout)
579 emulations="$emulations i386coff i386elf"
580 ;;
581 coff)
582 emulations="$emulations i386aout i386elf"
583 ;;
584 elf)
585 emulations="$emulations i386aout i386coff"
586 ;;
587 esac
588 ;;
589 esac
590fi
591
252b5132
RH		 592# Assign floating point type. Most processors with FP support
593# IEEE FP. On those that don't support FP at all, usually IEEE
594# is emulated.
595case ${target_cpu} in
596 vax | tahoe ) atof=${target_cpu} ;;
597 *) atof=ieee ;;
598esac
599
600case "${obj_format}" in
601 "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
602esac
603
604# Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
605cgen_cpu_prefix=""
606if test $using_cgen = yes ; then
607 case ${target_cpu} in
608 *) cgen_cpu_prefix=${target_cpu} ;;
609 esac
610 AC_SUBST(cgen_cpu_prefix)
611 AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
612fi
613
614dnl
615dnl Make sure the desired support files exist.
616dnl
617
618if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
619 AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
620fi
621
622if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
623 AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
624fi
625
626case ${user_bfd_gas}-${primary_bfd_gas} in
627 yes-yes | no-no)
628 # We didn't override user's choice.
629 ;;
630 no-yes)
631 AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
632 ;;
633 no-preferred)
634 primary_bfd_gas=no
635 ;;
636 *-preferred)
637 primary_bfd_gas=yes
638 ;;
639 yes-*)
640 primary_bfd_gas=yes
641 ;;
642 -*)
643 # User specified nothing.
644 ;;
645esac
646
647# Some COFF configurations want these random other flags set.
648case ${obj_format} in
649 coff)
650 case ${target_cpu_type} in
651 i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
652 m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
653 m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
654 esac
655 ;;
656esac
657
658# Getting this done right is going to be a bitch. Each configuration specified
659# with --enable-targets=... should be checked for environment, format, cpu, and
660# bfd_gas setting.
661#
662# For each configuration, the necessary object file support code must be linked
663# in. This might be only one, it might be up to four. The necessary emulation
664# code needs to be provided, too.
665#
666# And then there's "--enable-targets=all"....
667#
668# For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
669
670formats="${obj_format}"
671emfiles=""
672EMULATIONS=""
673GAS_UNIQ(emulations)
674for em in . $emulations ; do
675 case $em in
676 .) continue ;;
677 mipsbelf | mipslelf)
678 fmt=elf file=mipself ;;
679 mipsbecoff | mipslecoff)
680 fmt=ecoff file=mipsecoff ;;
4c63da97
AM		 681 i386aout)
682 fmt=aout file=i386aout ;;
252b5132
RH		 683 i386coff)
684 fmt=coff file=i386coff ;;
685 i386elf)
686 fmt=elf file=i386elf ;;
687 esac
688 formats="$formats $fmt"
689 emfiles="$emfiles e-$file.o"
690 EMULATIONS="$EMULATIONS &$em,"
691done
692GAS_UNIQ(formats)
693GAS_UNIQ(emfiles)
694if test `set . $formats ; shift ; echo $#` -gt 1 ; then
695 for fmt in $formats ; do
696 case $fmt in
697 aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;;
698 bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;;
699 coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;;
700 ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;;
701 elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;;
702 generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
703 hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;;
704 ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;;
705 som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;;
706 vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;;
707 esac
708 extra_objects="$extra_objects obj-$fmt.o"
709 done
710 obj_format=multi
711fi
712if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
252b5132 713 DEFAULT_EMULATION=`set . $emulations ; echo $2`
4ca72d38
AM		 714 # e-mips* has more than one emulation per file, e-i386* has just one at the
715 # moment. If only one emulation is specified, then don't define
716 # USE_EMULATIONS or include any of the e-files as they will only be bloat.
717 case "${obj_format}${emfiles}" in
718 multi* | *mips*)
4ca72d38
AM		 719 extra_objects="$extra_objects $emfiles"
720 AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
721 esac
252b5132
RH		 722fi
723AC_SUBST(extra_objects)
724AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
725AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
726 [Default emulation.])
727
728case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
729 yes-*-coff) need_bfd=yes ;;
730 no-*-coff) need_bfd=yes
731 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
732esac
733
734reject_dev_configs=yes
735
736case ${reject_dev_configs}-${dev} in
737 yes-yes) # Oops.
738 AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
739 ;;
740esac
741
742AC_SUBST(target_cpu_type)
743AC_SUBST(obj_format)
744AC_SUBST(te_file)
745AC_SUBST(install_tooldir)
746AC_SUBST(atof)
747dnl AC_SUBST(emulation)
748
749case "${primary_bfd_gas}" in
750 yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
751 need_bfd=yes ;;
752esac
753
754# do we need the opcodes library?
755case "${need_opcodes}" in
756yes)
757 OPCODES_LIB=../opcodes/libopcodes.la
758 ;;
759esac
760
761case "${need_bfd}" in
762yes)
763 BFDLIB=../bfd/libbfd.la
764 ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
765 ;;
766esac
767
768AC_SUBST(BFDLIB)
769AC_SUBST(OPCODES_LIB)
770
771AC_SUBST(ALL_OBJ_DEPS)
772
773AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.])
774AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.])
775AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.])
776AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.])
777AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.])
778
779AC_PROG_CC
780
781AC_PROG_YACC
782AM_PROG_LEX
783
784ALL_LINGUAS=
785CY_GNU_GETTEXT
786
787AM_MAINTAINER_MODE
788AC_EXEEXT
789
790AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
791
792# Put this here so that autoconf's "cross-compiling" message doesn't confuse
793# people who are not cross-compiling but are compiling cross-assemblers.
794AC_MSG_CHECKING(whether compiling a cross-assembler)
795if test "${host}" = "${target}"; then
796 cross_gas=no
797else
798 cross_gas=yes
799 AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
800fi
801AC_MSG_RESULT($cross_gas)
802
803dnl ansidecl.h will deal with const
804dnl AC_CONST
805AC_FUNC_ALLOCA
806AC_C_INLINE
807
808# VMS doesn't have unlink.
809AC_CHECK_FUNCS(unlink remove, break)
810
811# Some systems don't have sbrk().
812AC_CHECK_FUNCS(sbrk)
813
814# Some non-ANSI preprocessors botch requoting inside strings. That's bad
815# enough, but on some of those systems, the assert macro relies on requoting
816# working properly!
817GAS_WORKING_ASSERT
818
819# On some systems, the system header files may not declare malloc, realloc,
820# and free. There are places where gas needs these functions to have been
821# declared -- such as when taking their addresses.
822gas_test_headers="
823#ifdef HAVE_MEMORY_H
824#include <memory.h>
825#endif
826#ifdef HAVE_STRING_H
827#include <string.h>
828#else
829#ifdef HAVE_STRINGS_H
830#include <strings.h>
831#endif
832#endif
833#ifdef HAVE_STDLIB_H
834#include <stdlib.h>
835#endif
836#ifdef HAVE_UNISTD_H
837#include <unistd.h>
838#endif
839"
840GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
841GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
842GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
843GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
844GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
845
846# Does errno.h declare errno, or do we have to add a separate declaration
847# for it?
848GAS_CHECK_DECL_NEEDED(errno, f, int f, [
849#ifdef HAVE_ERRNO_H
850#include <errno.h>
851#endif
852])
853
854dnl This must come last.
855
856dnl We used to make symlinks to files in the source directory, but now
857dnl we just use the right name for .c files, and create .h files in
858dnl the build directory which include the right .h file. Make sure
859dnl the old symlinks don't exist, so that a reconfigure in an existing
860dnl directory behaves reasonably.
861
76a27922 862AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
252b5132
RH		 863[rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
864 echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
865 echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
866 echo '#include "te-'"${te_file}"'.h"' > targ-env.h
867 echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
868 if test "x$cgen_cpu_prefix" != x ; then
869 echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
870 fi
871
872 sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
873[target_cpu_type=${target_cpu_type}
874 cgen_cpu_prefix=${cgen_cpu_prefix}
875 obj_format=${obj_format}
876 te_file=${te_file}])
GDB Binutils - Deliverables
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