Commit | Line | Data |
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252b5132 RH |
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 | ||
13 | AM_INIT_AUTOMAKE(gas, 2.9.4) | |
14 | ||
15 | AM_PROG_LIBTOOL | |
16 | ||
17 | user_bfd_gas= | |
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 ${enableval} given for bfd-assembler option) ;; | |
24 | esac])dnl | |
25 | AC_ARG_ENABLE(targets, | |
26 | [ targets alternative target configurations besides the primary], | |
27 | [case "${enableval}" in | |
28 | yes | "") AC_ERROR(enable-targets option must specify target names or 'all') | |
29 | ;; | |
30 | no) enable_targets= ;; | |
31 | *) enable_targets=$enableval ;; | |
32 | esac])dnl | |
33 | AC_ARG_ENABLE(commonbfdlib, | |
34 | [ --enable-commonbfdlib build shared BFD/opcodes/libiberty library], | |
35 | [case "${enableval}" in | |
36 | yes) commonbfdlib=true ;; | |
37 | no) commonbfdlib=false ;; | |
38 | *) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;; | |
39 | esac])dnl | |
40 | ||
41 | using_cgen=no | |
42 | ||
43 | # Generate a header file | |
44 | AM_CONFIG_HEADER(config.h:config.in) | |
45 | ||
46 | te_file=generic | |
47 | ||
48 | # Makefile target for installing gas in $(tooldir)/bin. | |
49 | install_tooldir=install-exec-tooldir | |
50 | ||
51 | canon_targets="" | |
52 | if test -n "$enable_targets" ; then | |
53 | for t in `echo $enable_targets | sed 's/,/ /g'`; do | |
54 | result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $t 2>/dev/null` | |
55 | if test -n "$result" ; then | |
56 | canon_targets="$canon_targets $result" | |
57 | # else | |
58 | # # Permit "all", etc. We don't support it yet though. | |
59 | # canon_targets="$canon_targets $t" | |
60 | fi | |
61 | done | |
62 | GAS_UNIQ(canon_targets) | |
63 | fi | |
64 | ||
65 | emulations="" | |
66 | ||
67 | for this_target in $target $canon_targets ; do | |
68 | ||
69 | changequote(,)dnl | |
70 | eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'` | |
71 | changequote([,])dnl | |
72 | ||
73 | # check for architecture variants | |
74 | arch= | |
75 | endian= | |
76 | case ${cpu} in | |
77 | alpha*) cpu_type=alpha ;; | |
78 | armeb) cpu_type=arm endian=big ;; | |
79 | arm*) cpu_type=arm endian=little ;; | |
80 | armb*) cpu_type=arm endian=little ;; | |
81 | armv*l) cpu_type=arm endian=little ;; | |
82 | armv*b) cpu_type=arm endian=big ;; | |
83 | strongarm*) cpu_type=arm endian=little ;; | |
84 | thumb*) cpu_type=arm endian=little ;; | |
85 | hppa*) cpu_type=hppa ;; | |
86 | changequote(,)dnl | |
87 | i[456]86) cpu_type=i386 ;; | |
88 | m680[012346]0) cpu_type=m68k ;; | |
89 | changequote([,])dnl | |
90 | m68008) cpu_type=m68k ;; | |
91 | m683??) cpu_type=m68k ;; | |
92 | m5200) cpu_type=m68k ;; | |
93 | m8*) cpu_type=m88k ;; | |
94 | mips*el) cpu_type=mips endian=little ;; | |
95 | mips*) cpu_type=mips endian=big ;; | |
96 | powerpcle*) cpu_type=ppc endian=little ;; | |
97 | powerpc*) cpu_type=ppc endian=big ;; | |
98 | rs6000*) cpu_type=ppc ;; | |
99 | sparclite*) cpu_type=sparc arch=sparclite ;; | |
100 | sparclet*) cpu_type=sparc arch=sparclet ;; | |
101 | sparc64*) cpu_type=sparc arch=v9-64 ;; | |
102 | sparc86x*) cpu_type=sparc arch=sparc86x ;; | |
103 | sparc*) cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c. | |
104 | v850*) cpu_type=v850 ;; | |
105 | *) cpu_type=${cpu} ;; | |
106 | esac | |
107 | ||
108 | if test ${this_target} = $target ; then | |
109 | target_cpu_type=${cpu_type} | |
110 | elif test ${target_cpu_type} != ${cpu_type} ; then | |
111 | continue | |
112 | fi | |
113 | ||
114 | generic_target=${cpu_type}-$vendor-$os | |
115 | dev=no | |
116 | bfd_gas=no | |
117 | em=generic | |
118 | ||
119 | # assign object format | |
120 | case ${generic_target} in | |
121 | a29k-*-coff) fmt=coff ;; | |
122 | a29k-amd-udi) fmt=coff ;; | |
123 | a29k-amd-ebmon) fmt=coff ;; | |
124 | a29k-nyu-sym1) fmt=coff ;; | |
125 | a29k-*-vxworks*) fmt=coff ;; | |
126 | ||
127 | alpha*-*-*vms*) fmt=evax ;; | |
128 | alpha*-*-netware*) fmt=ecoff ;; | |
129 | alpha*-*-openbsd*) fmt=ecoff ;; | |
130 | alpha*-*-osf*) fmt=ecoff ;; | |
131 | alpha*-*-linuxecoff*) fmt=ecoff ;; | |
132 | alpha*-*-linux-gnu*) fmt=elf em=linux ;; | |
133 | alpha*-*-netbsd*) fmt=elf em=nbsd ;; | |
134 | ||
135 | arc-*-elf*) fmt=elf bfd_gas=yes ;; | |
136 | ||
137 | arm-*-aout) fmt=aout ;; | |
138 | arm-*-coff | thumb-*-coff) fmt=coff ;; | |
139 | arm-*-elf | thumb-*-elf) fmt=elf ;; | |
140 | arm-*-linux*aout*) fmt=aout em=linux ;; | |
141 | arm-*-linux* | armv*-*-linux-gnu) fmt=elf em=linux ;; | |
142 | arm-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;; | |
143 | arm-*-oabi | thumb-*-oabi) fmt=elf ;; | |
144 | arm-epoc-pe | thumb-epoc-pe) fmt=coff em=epoc-pe ;; | |
145 | arm-*-pe | thumb-*-pe) fmt=coff em=pe ;; | |
146 | arm-*-riscix*) fmt=aout em=riscix ;; | |
147 | ||
148 | d10v-*-*) fmt=elf bfd_gas=yes ;; | |
149 | d30v-*-*) fmt=elf bfd_gas=yes ;; | |
150 | ||
151 | ||
152 | fr30-*-*) fmt=elf bfd_gas=yes ;; | |
153 | ||
154 | hppa-*-*elf*) fmt=elf em=hppa ;; | |
155 | hppa-*-lites*) fmt=elf em=hppa ;; | |
156 | hppa-*-osf*) fmt=som em=hppa ;; | |
157 | hppa-*-rtems*) fmt=elf em=hppa ;; | |
158 | hppa-*-hpux*) fmt=som em=hppa ;; | |
159 | hppa-*-mpeix*) fmt=som em=hppa ;; | |
160 | hppa-*-bsd*) fmt=som em=hppa ;; | |
161 | hppa-*-hiux*) fmt=som em=hppa ;; | |
162 | ||
163 | h8300-*-coff) fmt=coff ;; | |
164 | ||
165 | i386-ibm-aix*) fmt=coff em=i386aix ;; | |
166 | i386-sequent-bsd*) fmt=aout em=dynix bfd_gas=yes ;; | |
167 | i386-*-beospe*) fmt=coff em=pe bfd_gas=yes ;; | |
168 | i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;; | |
169 | i386-*-bsd*) fmt=aout em=386bsd ;; | |
170 | i386-*-netbsd0.8) fmt=aout em=386bsd ;; | |
171 | i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;; | |
172 | i386-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes;; | |
173 | i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;; | |
174 | i386-*-linux*coff*) fmt=coff em=linux ;; | |
175 | i386-*-linux-gnu*) fmt=elf em=linux bfd_gas=yes ;; | |
176 | i386-*-lynxos*) fmt=coff em=lynx ;; | |
177 | i386-*-sysv4* | i386-*-solaris* | i386-*-elf) | |
178 | fmt=elf bfd_gas=yes ;; | |
179 | i386-*-freebsdelf*) fmt=elf bfd_gas=yes ;; | |
180 | i386-*-freebsd*) fmt=aout em=386bsd ;; | |
181 | i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*) | |
182 | fmt=coff ;; | |
183 | i386-*-sco3.2v5*) fmt=elf | |
184 | if test ${this_target} = $target; then | |
185 | AC_DEFINE(SCO_ELF, 1, | |
186 | [Define if defaulting to ELF on SCO 5.]) | |
187 | fi | |
188 | ;; | |
189 | i386-*-sco3.2*) fmt=coff ;; | |
190 | i386-*-vsta) fmt=aout ;; | |
191 | i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*) | |
192 | fmt=coff em=go32;; | |
193 | i386-*-rtems*) fmt=coff ;; | |
194 | i386-*-gnu*) fmt=elf ;; | |
195 | i386-*-mach*) | |
196 | fmt=aout em=mach bfd_gas=yes ;; | |
197 | i386-*-msdos*) fmt=aout ;; | |
198 | i386-*-moss*) fmt=elf ;; | |
199 | i386-*-pe) fmt=coff em=pe ;; | |
200 | i386-*-cygwin*) fmt=coff em=pe bfd_gas=yes ;; | |
201 | i386-*-mingw32*) fmt=coff em=pe bfd_gas=yes ;; | |
202 | i386-*-*nt*) fmt=coff em=pe ;; | |
203 | i960-*-bout) fmt=bout ;; | |
204 | i960-*-coff) fmt=coff em=ic960 ;; | |
205 | i960-*-rtems*) fmt=coff em=ic960 ;; | |
206 | i960-*-nindy*) fmt=bout ;; | |
207 | i960-*-vxworks4*) fmt=bout ;; | |
208 | i960-*-vxworks5.0) fmt=bout ;; | |
209 | i960-*-vxworks5.*) fmt=coff em=ic960 ;; | |
210 | i960-*-vxworks*) fmt=bout ;; | |
211 | ||
212 | m32r-*-*) fmt=elf bfd_gas=yes ;; | |
213 | ||
214 | m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*) | |
215 | fmt=aout em=sun3 ;; | |
216 | m68k-motorola-sysv*) fmt=coff em=delta ;; | |
217 | m68k-bull-sysv3*) fmt=coff em=dpx2 ;; | |
218 | m68k-apollo-*) fmt=coff em=apollo ;; | |
219 | m68k-*-sysv4*) # must be before -sysv* | |
220 | fmt=elf em=svr4 ;; | |
221 | m68k-*-elf*) fmt=elf ;; | |
222 | m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*) | |
223 | fmt=coff ;; | |
224 | m68k-*-hpux*) fmt=hp300 em=hp300 ;; | |
225 | m68k-*-linux*aout*) fmt=aout em=linux ;; | |
226 | m68k-*-linux-gnu*) fmt=elf em=linux ;; | |
227 | m68k-*-gnu*) fmt=elf ;; | |
228 | m68k-*-lynxos*) fmt=coff em=lynx ;; | |
229 | m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;; | |
230 | m68k-*-openbsd*) fmt=aout em=nbsd bfd_gas=yes ;; | |
231 | m68k-apple-aux*) fmt=coff em=aux ;; | |
232 | m68k-*-psos*) fmt=elf em=psos;; | |
233 | ||
234 | m88k-motorola-sysv3*) fmt=coff em=delt88 ;; | |
235 | m88k-*-coff*) fmt=coff ;; | |
236 | ||
237 | mcore-*-elf) fmt=elf bfd_gas=yes ;; | |
238 | mcore-*-pe) fmt=coff em=pe bfd_gas=yes ;; | |
239 | ||
240 | # don't change em like *-*-bsd does | |
241 | mips-dec-netbsd*) fmt=elf endian=little ;; | |
242 | mips-dec-openbsd*) fmt=elf endian=little ;; | |
243 | mips-dec-bsd*) fmt=aout endian=little ;; | |
244 | mips-sony-bsd*) fmt=ecoff ;; | |
245 | mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;; | |
246 | mips-*-ultrix*) fmt=ecoff endian=little ;; | |
247 | mips-*-osf*) fmt=ecoff endian=little ;; | |
248 | mips-*-ecoff*) fmt=ecoff ;; | |
249 | mips-*-ecoff*) fmt=ecoff ;; | |
250 | mips-*-irix6*) fmt=elf ;; | |
251 | mips-*-irix5*) fmt=elf ;; | |
252 | mips-*-irix*) fmt=ecoff ;; | |
253 | mips-*-lnews*) fmt=ecoff em=lnews ;; | |
254 | mips-*-riscos*) fmt=ecoff ;; | |
255 | mips-*-sysv*) fmt=ecoff ;; | |
256 | mips-*-elf* | mips-*-rtems* | mips-*-linux-gnu* | mips-*-gnu* | mips-*-openbsd*) | |
257 | fmt=elf ;; | |
258 | mips-*-vxworks*) fmt=elf | |
259 | AC_DEFINE(MIPS_STABS_ELF, 1, | |
260 | [Use ELF stabs for MIPS, not ECOFF stabs]) | |
261 | ;; | |
262 | mn10200-*-*) fmt=elf bfd_gas=yes ;; | |
263 | mn10300-*-*) fmt=elf bfd_gas=yes ;; | |
264 | ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*) | |
265 | fmt=coff em=pe ;; | |
266 | ppc-*-aix*) fmt=coff ;; | |
267 | ppc-*-beos*) fmt=coff ;; | |
268 | ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*) | |
269 | fmt=elf ;; | |
270 | ppc-*-linux-gnu*) fmt=elf | |
271 | case "$endian" in | |
272 | big) ;; | |
273 | *) AC_MSG_ERROR(GNU/Linux must be configured big endian) ;; | |
274 | esac | |
275 | ;; | |
276 | ppc-*-solaris*) fmt=elf | |
277 | if test ${this_target} = $target; then | |
278 | AC_DEFINE(TARGET_SOLARIS_COMMENT, 1, | |
279 | [Define if default target is PowerPC Solaris.]) | |
280 | fi | |
281 | if test x${endian} = xbig; then | |
282 | AC_MSG_ERROR(Solaris must be configured little endian) | |
283 | fi | |
284 | ;; | |
285 | ppc-*-rtems*) fmt=elf ;; | |
286 | ppc-*-macos* | ppc-*-mpw*) | |
287 | fmt=coff em=macos ;; | |
288 | ppc-*-netware*) fmt=elf em=ppcnw ;; | |
289 | ||
290 | sh-*-elf*) fmt=elf ;; | |
291 | sh-*-coff*) fmt=coff ;; | |
292 | sh-*-rtems*) fmt=coff ;; | |
293 | ||
294 | ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;; | |
295 | ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;; | |
296 | ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;; | |
297 | ||
298 | sparc-*-rtems*) fmt=aout ;; | |
299 | sparc-*-sunos4*) fmt=aout em=sun3 ;; | |
300 | sparc-*-aout | sparc*-*-vxworks*) | |
301 | fmt=aout em=sparcaout ;; | |
302 | sparc-*-coff) fmt=coff ;; | |
303 | sparc-*-linux*aout*) fmt=aout em=linux ;; | |
304 | sparc-*-linux-gnu*) fmt=elf em=linux ;; | |
305 | sparc-*-lynxos*) fmt=coff em=lynx ;; | |
306 | sparc-fujitsu-none) fmt=aout ;; | |
307 | sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*) | |
308 | fmt=elf ;; | |
309 | sparc-*-netbsd*) fmt=aout em=nbsd ;; | |
310 | sparc-*-openbsd*) fmt=aout em=nbsd ;; | |
311 | ||
312 | strongarm-*-coff) fmt=coff ;; | |
313 | strongarm-*-elf) fmt=elf ;; | |
314 | ||
315 | tic30-*-*aout*) fmt=aout bfd_gas=yes ;; | |
316 | tic30-*-*coff*) fmt=coff bfd_gas=yes ;; | |
317 | tic80-*-*) fmt=coff ;; | |
318 | ||
319 | v850-*-*) fmt=elf bfd_gas=yes ;; | |
320 | v850e-*-*) fmt=elf bfd_gas=yes ;; | |
321 | v850ea-*-*) fmt=elf bfd_gas=yes ;; | |
322 | ||
323 | vax-*-bsd* | vax-*-ultrix*) | |
324 | fmt=aout ;; | |
325 | vax-*-vms) fmt=vms ;; | |
326 | ||
327 | ||
328 | z8k-*-coff | z8k-*-sim) | |
329 | fmt=coff ;; | |
330 | ||
331 | w65-*-*) fmt=coff ;; | |
332 | ||
333 | *-*-aout | *-*-scout) | |
334 | fmt=aout ;; | |
335 | *-*-nindy*) | |
336 | fmt=bout ;; | |
337 | *-*-bsd*) | |
338 | fmt=aout em=sun3 ;; | |
339 | *-*-generic) fmt=generic ;; | |
340 | *-*-xray | *-*-hms) fmt=coff ;; | |
341 | *-*-sim) fmt=coff ;; | |
342 | *-*-elf | *-*-sysv4* | *-*-solaris*) | |
343 | AC_MSG_WARN(GAS support for ${generic_target} is incomplete.) | |
344 | fmt=elf dev=yes ;; | |
345 | *-*-vxworks) fmt=aout ;; | |
346 | *-*-netware) fmt=elf ;; | |
347 | esac | |
348 | ||
349 | if test ${this_target} = $target ; then | |
350 | endian_def= | |
351 | if test x${endian} = xbig; then | |
352 | endian_def=1 | |
353 | elif test x${endian} = xlittle; then | |
354 | endian_def=0 | |
355 | fi | |
356 | if test x${endian_def} != x; then | |
357 | AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def, | |
358 | [Define as 1 if big endian.]) | |
359 | fi | |
360 | fi | |
361 | ||
362 | case ${cpu_type}-${fmt} in | |
363 | alpha*-*) bfd_gas=yes ;; | |
364 | arm-*) bfd_gas=yes ;; | |
365 | # not yet | |
366 | # i386-aout) bfd_gas=preferred ;; | |
367 | mips-*) bfd_gas=yes ;; | |
368 | ns32k-*) bfd_gas=yes ;; | |
369 | ppc-*) bfd_gas=yes ;; | |
370 | sparc-*) bfd_gas=yes ;; | |
371 | strongarm-*) bfd_gas=yes ;; | |
372 | *-elf) bfd_gas=yes ;; | |
373 | *-ecoff) bfd_gas=yes ;; | |
374 | *-som) bfd_gas=yes ;; | |
375 | *) ;; | |
376 | esac | |
377 | ||
378 | # Other random stuff. | |
379 | ||
380 | # Do we need the opcodes library? | |
381 | case ${cpu_type} in | |
382 | vax | i386 | tic30) | |
383 | ;; | |
384 | ||
385 | *) | |
386 | need_opcodes=yes | |
387 | ||
388 | case "${enable_shared}" in | |
389 | yes) shared_opcodes=true ;; | |
390 | *opcodes*) shared_opcodes=true ;; | |
391 | *) shared_opcodes=false ;; | |
392 | esac | |
393 | if test "${shared_opcodes}" = "true"; then | |
394 | # A shared libopcodes must be linked against libbfd. | |
395 | need_bfd=yes | |
396 | fi | |
397 | ;; | |
398 | esac | |
399 | ||
400 | # Any other special object files needed ? | |
401 | case ${cpu_type} in | |
402 | fr30 | m32r) | |
403 | using_cgen=yes | |
404 | ;; | |
405 | ||
406 | m68k) | |
407 | case ${extra_objects} in | |
408 | *m68k-parse.o*) ;; | |
409 | *) extra_objects="$extra_objects m68k-parse.o" ;; | |
410 | esac | |
411 | ;; | |
412 | ||
413 | mips) | |
414 | echo ${extra_objects} | grep -s "itbl-parse.o" | |
415 | if test $? -ne 0 ; then | |
416 | extra_objects="$extra_objects itbl-parse.o" | |
417 | fi | |
418 | ||
419 | echo ${extra_objects} | grep -s "itbl-lex.o" | |
420 | if test $? -ne 0 ; then | |
421 | extra_objects="$extra_objects itbl-lex.o" | |
422 | fi | |
423 | ||
424 | echo ${extra_objects} | grep -s "itbl-ops.o" | |
425 | if test $? -ne 0 ; then | |
426 | extra_objects="$extra_objects itbl-ops.o" | |
427 | fi | |
428 | ;; | |
429 | ||
430 | sparc) | |
431 | if test $this_target = $target ; then | |
432 | AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.]) | |
433 | fi | |
434 | ;; | |
435 | *) | |
436 | ;; | |
437 | esac | |
438 | ||
439 | if test $using_cgen = yes ; then | |
440 | case "x${extra_objects}" in | |
441 | *cgen.o*) ;; | |
442 | *) extra_objects="$extra_objects cgen.o" ;; | |
443 | esac | |
444 | fi | |
445 | ||
446 | # See if we really can support this configuration with the emulation code. | |
447 | ||
448 | if test $this_target = $target ; then | |
449 | primary_bfd_gas=$bfd_gas | |
450 | obj_format=$fmt | |
451 | te_file=$em | |
452 | ||
453 | if test $bfd_gas = no ; then | |
454 | # Can't support other configurations this way. | |
455 | break | |
456 | fi | |
457 | elif test $bfd_gas = no ; then | |
458 | # Can't support this configuration. | |
459 | break | |
460 | fi | |
461 | ||
462 | # From target name and format, produce a list of supported emulations. | |
463 | ||
464 | case ${generic_target}-${fmt} in | |
465 | mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;; | |
466 | mips-*-linux-gnu*-*) case "$endian" in | |
467 | big) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;; | |
468 | *) emulation="mipslelf mipsbelf mipself mipslecoff mipsbecoff mipsecoff" ;; | |
469 | esac ;; | |
470 | mips-*-lnews*-ecoff) ;; | |
471 | mips-*-*-ecoff) case "$endian" in | |
472 | big) emulation="mipsbecoff mipslecoff mipsecoff" ;; | |
473 | *) emulation="mipslecoff mipsbecoff mipsecoff" ;; | |
474 | esac ;; | |
475 | mips-*-*-elf) case "$endian" in | |
476 | big) emulation="mipsbelf mipslelf mipself" ;; | |
477 | *) emulation="mipslelf mipsbelf mipself" ;; | |
478 | # Uncommenting the next line will turn on support for i386 COFF | |
479 | # in any i386 ELF configuration. This probably doesn't work | |
480 | # correctly. | |
481 | # i386-*-*-elf) emulation="i386coff i386elf" ;; | |
482 | esac ;; | |
483 | esac | |
484 | ||
485 | emulations="$emulations $emulation" | |
486 | ||
487 | done | |
488 | ||
489 | # Assign floating point type. Most processors with FP support | |
490 | # IEEE FP. On those that don't support FP at all, usually IEEE | |
491 | # is emulated. | |
492 | case ${target_cpu} in | |
493 | vax | tahoe ) atof=${target_cpu} ;; | |
494 | *) atof=ieee ;; | |
495 | esac | |
496 | ||
497 | case "${obj_format}" in | |
498 | "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;; | |
499 | esac | |
500 | ||
501 | # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU). | |
502 | cgen_cpu_prefix="" | |
503 | if test $using_cgen = yes ; then | |
504 | case ${target_cpu} in | |
505 | *) cgen_cpu_prefix=${target_cpu} ;; | |
506 | esac | |
507 | AC_SUBST(cgen_cpu_prefix) | |
508 | AC_DEFINE(USING_CGEN, 1, [Using cgen code?]) | |
509 | fi | |
510 | ||
511 | dnl | |
512 | dnl Make sure the desired support files exist. | |
513 | dnl | |
514 | ||
515 | if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then | |
516 | AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type}) | |
517 | fi | |
518 | ||
519 | if test ! -r ${srcdir}/config/obj-${obj_format}.c; then | |
520 | AC_MSG_ERROR(GAS does not have support for object file format ${obj_format}) | |
521 | fi | |
522 | ||
523 | case ${user_bfd_gas}-${primary_bfd_gas} in | |
524 | yes-yes | no-no) | |
525 | # We didn't override user's choice. | |
526 | ;; | |
527 | no-yes) | |
528 | AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.) | |
529 | ;; | |
530 | no-preferred) | |
531 | primary_bfd_gas=no | |
532 | ;; | |
533 | *-preferred) | |
534 | primary_bfd_gas=yes | |
535 | ;; | |
536 | yes-*) | |
537 | primary_bfd_gas=yes | |
538 | ;; | |
539 | -*) | |
540 | # User specified nothing. | |
541 | ;; | |
542 | esac | |
543 | ||
544 | # Some COFF configurations want these random other flags set. | |
545 | case ${obj_format} in | |
546 | coff) | |
547 | case ${target_cpu_type} in | |
548 | i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;; | |
549 | m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;; | |
550 | m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;; | |
551 | esac | |
552 | ;; | |
553 | esac | |
554 | ||
555 | # Getting this done right is going to be a bitch. Each configuration specified | |
556 | # with --enable-targets=... should be checked for environment, format, cpu, and | |
557 | # bfd_gas setting. | |
558 | # | |
559 | # For each configuration, the necessary object file support code must be linked | |
560 | # in. This might be only one, it might be up to four. The necessary emulation | |
561 | # code needs to be provided, too. | |
562 | # | |
563 | # And then there's "--enable-targets=all".... | |
564 | # | |
565 | # For now, just always do it for MIPS ELF or ECOFF configurations. Sigh. | |
566 | ||
567 | formats="${obj_format}" | |
568 | emfiles="" | |
569 | EMULATIONS="" | |
570 | GAS_UNIQ(emulations) | |
571 | for em in . $emulations ; do | |
572 | case $em in | |
573 | .) continue ;; | |
574 | mipsbelf | mipslelf) | |
575 | fmt=elf file=mipself ;; | |
576 | mipsbecoff | mipslecoff) | |
577 | fmt=ecoff file=mipsecoff ;; | |
578 | i386coff) | |
579 | fmt=coff file=i386coff ;; | |
580 | i386elf) | |
581 | fmt=elf file=i386elf ;; | |
582 | esac | |
583 | formats="$formats $fmt" | |
584 | emfiles="$emfiles e-$file.o" | |
585 | EMULATIONS="$EMULATIONS &$em," | |
586 | done | |
587 | GAS_UNIQ(formats) | |
588 | GAS_UNIQ(emfiles) | |
589 | if test `set . $formats ; shift ; echo $#` -gt 1 ; then | |
590 | for fmt in $formats ; do | |
591 | case $fmt in | |
592 | aout) AC_DEFINE(OBJ_MAYBE_AOUT, 1, [a.out support?]) ;; | |
593 | bout) AC_DEFINE(OBJ_MAYBE_BOUT, 1, [b.out support?]) ;; | |
594 | coff) AC_DEFINE(OBJ_MAYBE_COFF, 1, [COFF support?]) ;; | |
595 | ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF, 1, [ECOFF support?]) ;; | |
596 | elf) AC_DEFINE(OBJ_MAYBE_ELF, 1, [ELF support?]) ;; | |
597 | generic) AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;; | |
598 | hp300) AC_DEFINE(OBJ_MAYBE_HP300, 1, [HP300 support?]) ;; | |
599 | ieee) AC_DEFINE(OBJ_MAYBE_IEEE, 1, [IEEE support?]) ;; | |
600 | som) AC_DEFINE(OBJ_MAYBE_SOM, 1, [SOM support?]) ;; | |
601 | vms) AC_DEFINE(OBJ_MAYBE_VMS, 1, [VMS support?]) ;; | |
602 | esac | |
603 | extra_objects="$extra_objects obj-$fmt.o" | |
604 | done | |
605 | obj_format=multi | |
606 | fi | |
607 | if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then | |
608 | te_file=multi | |
609 | extra_objects="$extra_objects $emfiles" | |
610 | DEFAULT_EMULATION=`set . $emulations ; echo $2` | |
611 | AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) | |
612 | fi | |
613 | AC_SUBST(extra_objects) | |
614 | AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.]) | |
615 | AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION", | |
616 | [Default emulation.]) | |
617 | ||
618 | case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in | |
619 | yes-*-coff) need_bfd=yes ;; | |
620 | no-*-coff) need_bfd=yes | |
621 | AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;; | |
622 | esac | |
623 | ||
624 | reject_dev_configs=yes | |
625 | ||
626 | case ${reject_dev_configs}-${dev} in | |
627 | yes-yes) # Oops. | |
628 | AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.) | |
629 | ;; | |
630 | esac | |
631 | ||
632 | AC_SUBST(target_cpu_type) | |
633 | AC_SUBST(obj_format) | |
634 | AC_SUBST(te_file) | |
635 | AC_SUBST(install_tooldir) | |
636 | AC_SUBST(atof) | |
637 | dnl AC_SUBST(emulation) | |
638 | ||
639 | case "${primary_bfd_gas}" in | |
640 | yes) AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?]) | |
641 | need_bfd=yes ;; | |
642 | esac | |
643 | ||
644 | # do we need the opcodes library? | |
645 | case "${need_opcodes}" in | |
646 | yes) | |
647 | OPCODES_LIB=../opcodes/libopcodes.la | |
648 | ;; | |
649 | esac | |
650 | ||
651 | case "${need_bfd}" in | |
652 | yes) | |
653 | BFDLIB=../bfd/libbfd.la | |
654 | ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h" | |
655 | ;; | |
656 | esac | |
657 | ||
658 | AC_SUBST(BFDLIB) | |
659 | AC_SUBST(OPCODES_LIB) | |
660 | ||
661 | AC_SUBST(ALL_OBJ_DEPS) | |
662 | ||
663 | AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}", [Target alias.]) | |
664 | AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}", [Canonical target.]) | |
665 | AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}", [Target CPU.]) | |
666 | AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}", [Target vendor.]) | |
667 | AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}", [Target OS.]) | |
668 | ||
669 | AC_PROG_CC | |
670 | ||
671 | AC_PROG_YACC | |
672 | AM_PROG_LEX | |
673 | ||
674 | ALL_LINGUAS= | |
675 | CY_GNU_GETTEXT | |
676 | ||
677 | AM_MAINTAINER_MODE | |
678 | AC_EXEEXT | |
679 | ||
680 | AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h) | |
681 | ||
682 | # Put this here so that autoconf's "cross-compiling" message doesn't confuse | |
683 | # people who are not cross-compiling but are compiling cross-assemblers. | |
684 | AC_MSG_CHECKING(whether compiling a cross-assembler) | |
685 | if test "${host}" = "${target}"; then | |
686 | cross_gas=no | |
687 | else | |
688 | cross_gas=yes | |
689 | AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?]) | |
690 | fi | |
691 | AC_MSG_RESULT($cross_gas) | |
692 | ||
693 | dnl ansidecl.h will deal with const | |
694 | dnl AC_CONST | |
695 | AC_FUNC_ALLOCA | |
696 | AC_C_INLINE | |
697 | ||
698 | # VMS doesn't have unlink. | |
699 | AC_CHECK_FUNCS(unlink remove, break) | |
700 | ||
701 | # Some systems don't have sbrk(). | |
702 | AC_CHECK_FUNCS(sbrk) | |
703 | ||
704 | # Some non-ANSI preprocessors botch requoting inside strings. That's bad | |
705 | # enough, but on some of those systems, the assert macro relies on requoting | |
706 | # working properly! | |
707 | GAS_WORKING_ASSERT | |
708 | ||
709 | # On some systems, the system header files may not declare malloc, realloc, | |
710 | # and free. There are places where gas needs these functions to have been | |
711 | # declared -- such as when taking their addresses. | |
712 | gas_test_headers=" | |
713 | #ifdef HAVE_MEMORY_H | |
714 | #include <memory.h> | |
715 | #endif | |
716 | #ifdef HAVE_STRING_H | |
717 | #include <string.h> | |
718 | #else | |
719 | #ifdef HAVE_STRINGS_H | |
720 | #include <strings.h> | |
721 | #endif | |
722 | #endif | |
723 | #ifdef HAVE_STDLIB_H | |
724 | #include <stdlib.h> | |
725 | #endif | |
726 | #ifdef HAVE_UNISTD_H | |
727 | #include <unistd.h> | |
728 | #endif | |
729 | " | |
730 | GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers) | |
731 | GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers) | |
732 | GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers) | |
733 | GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers) | |
734 | GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers) | |
735 | ||
736 | # Does errno.h declare errno, or do we have to add a separate declaration | |
737 | # for it? | |
738 | GAS_CHECK_DECL_NEEDED(errno, f, int f, [ | |
739 | #ifdef HAVE_ERRNO_H | |
740 | #include <errno.h> | |
741 | #endif | |
742 | ]) | |
743 | ||
744 | dnl This must come last. | |
745 | ||
746 | dnl We used to make symlinks to files in the source directory, but now | |
747 | dnl we just use the right name for .c files, and create .h files in | |
748 | dnl the build directory which include the right .h file. Make sure | |
749 | dnl the old symlinks don't exist, so that a reconfigure in an existing | |
750 | dnl directory behaves reasonably. | |
751 | ||
752 | AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in po/Makefile.in:po/Make-in, | |
753 | [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h | |
754 | echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h | |
755 | echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h | |
756 | echo '#include "te-'"${te_file}"'.h"' > targ-env.h | |
757 | echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h | |
758 | if test "x$cgen_cpu_prefix" != x ; then | |
759 | echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h | |
760 | fi | |
761 | ||
762 | sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile], | |
763 | [target_cpu_type=${target_cpu_type} | |
764 | cgen_cpu_prefix=${cgen_cpu_prefix} | |
765 | obj_format=${obj_format} | |
766 | te_file=${te_file}]) |