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1 # libgcc host-specific configuration file.
2 # Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
3 # 2008, 2009, 2010 Free Software Foundation, Inc.
4
5 #This file is part of GCC.
6
7 #GCC is free software; you can redistribute it and/or modify it under
8 #the terms of the GNU General Public License as published by the Free
9 #Software Foundation; either version 3, or (at your option) any later
10 #version.
11
12 #GCC is distributed in the hope that it will be useful, but WITHOUT
13 #ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 #FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 #for more details.
16
17 #You should have received a copy of the GNU General Public License
18 #along with GCC; see the file COPYING3. If not see
19 #<http://www.gnu.org/licenses/>.
20
21 # This is the libgcc host-specific configuration file
22 # where a configuration type is mapped to different system-specific
23 # definitions and files. This is invoked by the autoconf-generated
24 # configure script. Putting it in a separate shell file lets us skip
25 # running autoconf when modifying host-specific information.
26
27 # This file bears an obvious resemblance to gcc/config.gcc. The cases
28 # should be kept similar, to ease moving library-specific settings
29 # from config.gcc to this file. That is also why tmake_file is
30 # left as tmake_file, rather than hmake_file, even though this library
31 # switches on ${host}.
32
33 # This file switches on the shell variable ${host}, and also uses the
34 # following shell variables:
35 #
36 # with_* Various variables as set by configure.
37
38 # This file sets the following shell variables for use by the
39 # autoconf-generated configure script:
40 #
41 # asm_hidden_op The assembler pseudo-op to use for hide
42 # lists for object files implemented in
43 # assembly (with -fvisibility=hidden for C).
44 # The default is ".hidden".
45 # cpu_type The name of the cpu, if different from the first
46 # chunk of the canonical host name.
47 # extra_parts List of extra object files that should be compiled
48 # for this target machine. This may be overridden
49 # by setting EXTRA_PARTS in a tmake_file fragment.
50 # If either is set, EXTRA_PARTS and
51 # EXTRA_MULTILIB_PARTS inherited from the GCC
52 # subdirectory will be ignored.
53 # tmake_file A list of machine-description-specific
54 # makefile-fragments, if different from
55 # "$cpu_type/t-$cpu_type".
56
57 asm_hidden_op=.hidden
58 extra_parts=
59 tmake_file=
60
61 # Set default cpu_type so it can be updated in each machine entry.
62 cpu_type=`echo ${host} | sed 's/-.*$//'`
63 case ${host} in
64 m32c*-*-*)
65 cpu_type=m32c
66 ;;
67 alpha*-*-*)
68 cpu_type=alpha
69 ;;
70 am33_2.0-*-linux*)
71 cpu_type=mn10300
72 ;;
73 arm*-*-*)
74 cpu_type=arm
75 ;;
76 avr-*-*)
77 cpu_type=avr
78 ;;
79 bfin*-*)
80 cpu_type=bfin
81 ;;
82 fido-*-*)
83 cpu_type=m68k
84 ;;
85 frv*) cpu_type=frv
86 ;;
87 moxie*) cpu_type=moxie
88 ;;
89 i[34567]86-*-*)
90 cpu_type=i386
91 ;;
92 x86_64-*-*)
93 cpu_type=i386
94 ;;
95 ia64-*-*)
96 ;;
97 hppa*-*-*)
98 cpu_type=pa
99 ;;
100 lm32*-*-*)
101 cpu_type=lm32
102 ;;
103 m32r*-*-*)
104 cpu_type=m32r
105 ;;
106 m68k-*-*)
107 ;;
108 mep*-*-*)
109 ;;
110 microblaze*-*-*)
111 cpu_type=microblaze
112 ;;
113 mips*-*-*)
114 cpu_type=mips
115 ;;
116 powerpc*-*-*)
117 cpu_type=rs6000
118 ;;
119 rs6000*-*-*)
120 ;;
121 score*-*-*)
122 cpu_type=score
123 ;;
124 sparc64*-*-*)
125 cpu_type=sparc
126 ;;
127 sparc*-*-*)
128 cpu_type=sparc
129 ;;
130 spu*-*-*)
131 cpu_type=spu
132 ;;
133 s390*-*-*)
134 cpu_type=s390
135 ;;
136 # Note the 'l'; we need to be able to match e.g. "shle" or "shl".
137 sh[123456789lbe]*-*-*)
138 cpu_type=sh
139 ;;
140 esac
141
142 # Common parts for widely ported systems.
143 case ${host} in
144 *-*-darwin*)
145 asm_hidden_op=.private_extern
146 tmake_file="t-darwin ${cpu_type}/t-darwin t-slibgcc-darwin"
147 ;;
148 *-*-freebsd[12] | *-*-freebsd[12].* | *-*-freebsd*aout*)
149 # This is the place-holder for the generic a.out configuration
150 # of FreeBSD. No actual configuration resides here since
151 # there was only ever a bare-bones ix86 configuration for
152 # a.out and it exists solely in the machine-specific section.
153 # This place-holder must exist to avoid dropping into
154 # the generic ELF configuration of FreeBSD (i.e. it must be
155 # ordered before that section).
156 ;;
157 *-*-freebsd*)
158 # This is the generic ELF configuration of FreeBSD. Later
159 # machine-specific sections may refine and add to this
160 # configuration.
161 ;;
162 *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu*)
163 extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
164 ;;
165 *-*-netbsd*)
166 ;;
167 *-*-openbsd*)
168 ;;
169 *-*-rtems*)
170 ;;
171 *-*-vxworks*)
172 ;;
173 *-*-elf)
174 ;;
175 esac
176
177 case ${host} in
178 # Support site-specific machine types.
179 *local*)
180 rest=`echo ${host} | sed -e "s/$cpu_type-//"`
181 if test -f $srcdir/config/${cpu_type}/t-$rest
182 then tmake_file=${cpu_type}/t-$rest
183 fi
184 ;;
185 alpha*-*-linux* | alpha*-*-gnu*)
186 tmake_file="${tmake_file} alpha/t-crtfm"
187 extra_parts="$extra_parts crtfastmath.o"
188 ;;
189 alpha*-*-freebsd*)
190 ;;
191 alpha*-*-netbsd*)
192 ;;
193 alpha*-*-openbsd*)
194 ;;
195 alpha*-dec-osf5.1*)
196 ;;
197 alpha64-dec-*vms*)
198 tmake_file="vms/t-vms vms/t-vms64 alpha/t-vms"
199 ;;
200 alpha*-dec-*vms*)
201 tmake_file="vms/t-vms alpha/t-vms"
202 ;;
203 arc-*-elf*)
204 ;;
205 arm-wrs-vxworks)
206 ;;
207 arm*-*-freebsd*)
208 ;;
209 arm*-*-netbsdelf*)
210 ;;
211 arm*-*-netbsd*)
212 ;;
213 arm*-*-linux*) # ARM GNU/Linux with ELF
214 ;;
215 arm*-*-uclinux*) # ARM ucLinux
216 ;;
217 arm*-*-ecos-elf)
218 ;;
219 arm*-*-eabi* | arm*-*-symbianelf* )
220 ;;
221 arm*-*-rtems*)
222 ;;
223 arm*-*-elf)
224 ;;
225 arm*-wince-pe*)
226 ;;
227 arm-*-pe*)
228 ;;
229 avr-*-rtems*)
230 ;;
231 avr-*-*)
232 # Make HImode functions for AVR
233 tmake_file=${cpu_type}/t-avr
234 ;;
235 bfin*-elf*)
236 ;;
237 bfin*-uclinux*)
238 ;;
239 bfin*-linux-uclibc*)
240 # No need to build crtbeginT.o on uClibc systems. Should probably
241 # be moved to the OS specific section above.
242 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
243 ;;
244 bfin*-*)
245 ;;
246 crisv32-*-elf | crisv32-*-none | cris-*-elf | cris-*-none)
247 extra_parts="crtbegin.o crtend.o"
248 ;;
249 cris-*-linux* | crisv32-*-linux*)
250 ;;
251 crx-*-elf)
252 ;;
253 fido-*-elf)
254 ;;
255 fr30-*-elf)
256 ;;
257 frv-*-elf)
258 ;;
259 frv-*-*linux*)
260 ;;
261 h8300-*-rtems*)
262 ;;
263 h8300-*-elf*)
264 ;;
265 hppa*64*-*-linux*)
266 ;;
267 hppa*-*-linux*)
268 ;;
269 hppa[12]*-*-hpux10*)
270 ;;
271 hppa*64*-*-hpux11*)
272 ;;
273 hppa[12]*-*-hpux11*)
274 ;;
275 i[34567]86-*-darwin*)
276 ;;
277 x86_64-*-darwin*)
278 tmake_file="t-darwin ${cpu_type}/t-darwin64 t-slibgcc-darwin"
279 ;;
280 i[34567]86-*-elf*)
281 ;;
282 x86_64-*-elf*)
283 ;;
284 i[34567]86-*-freebsd*)
285 tmake_file="${tmake_file} i386/t-freebsd"
286 ;;
287 x86_64-*-freebsd*)
288 tmake_file="${tmake_file} i386/t-freebsd"
289 ;;
290 i[34567]86-*-netbsdelf*)
291 ;;
292 i[34567]86-*-netbsd*)
293 ;;
294 x86_64-*-netbsd*)
295 ;;
296 i[34567]86-*-openbsd2.*|i[34567]86-*openbsd3.[0123])
297 ;;
298 i[34567]86-*-openbsd*)
299 ;;
300 i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu*)
301 extra_parts="$extra_parts crtprec32.o crtprec64.o crtprec80.o crtfastmath.o"
302 tmake_file="${tmake_file} i386/t-crtpc i386/t-crtfm"
303 ;;
304 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu)
305 extra_parts="$extra_parts crtprec32.o crtprec64.o crtprec80.o crtfastmath.o"
306 tmake_file="${tmake_file} i386/t-crtpc i386/t-crtfm"
307 ;;
308 i[34567]86-pc-msdosdjgpp*)
309 ;;
310 i[34567]86-*-lynxos*)
311 ;;
312 i[3456x]86-*-netware*)
313 case /${with_ld} in
314 */nwld)
315 tmake_file="${tmake_file} i386/t-nwld"
316 ;;
317 esac
318 ;;
319 i[34567]86-*-nto-qnx*)
320 ;;
321 i[34567]86-*-rtems*)
322 ;;
323 i[34567]86-*-solaris2*)
324 tmake_file="${tmake_file} i386/t-sol2"
325 case ${host} in
326 *-*-solaris2.1[0-9]*)
327 # Solaris 2.10 provides crt1.o, crti.o, crtn.o, and gcrt1.o as
328 # part of the base system.
329 extra_parts="gmon.o crtbegin.o crtend.o"
330 ;;
331 *)
332 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
333 ;;
334 esac
335 ;;
336 i[4567]86-wrs-vxworks|i[4567]86-wrs-vxworksae)
337 ;;
338 i[34567]86-*-pe)
339 ;;
340 i[34567]86-*-cygwin* | i[34567]86-*-mingw*)
341 extra_parts="crtbegin.o crtend.o crtfastmath.o"
342 tmake_file="i386/t-cygming i386/t-crtfm"
343 ;;
344 x86_64-*-mingw*)
345 ;;
346 i[34567]86-*-interix3*)
347 ;;
348 ia64*-*-elf*)
349 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtfastmath.o"
350 tmake_file="ia64/t-ia64"
351 ;;
352 ia64*-*-freebsd*)
353 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtfastmath.o"
354 tmake_file="ia64/t-ia64"
355 ;;
356 ia64*-*-linux*)
357 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtfastmath.o"
358 tmake_file="ia64/t-ia64 t-softfp ia64/t-fprules-softfp ia64/t-softfp-compat"
359 ;;
360 ia64*-*-hpux*)
361 ;;
362 ia64-hp-*vms*)
363 tmake_file="vms/t-vms vms/t-vms64 ia64/t-vms"
364 ;;
365 iq2000*-*-elf*)
366 ;;
367 lm32-*-elf*|lm32-*-rtems*)
368 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
369 tmake_file="lm32/t-lm32 lm32/t-elf t-softfp"
370 ;;
371 lm32-*-uclinux*)
372 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
373 tmake_file="lm32/t-lm32 lm32/t-uclinux t-softfp"
374 ;;
375 m32r-*-elf*|m32r-*-rtems*)
376 ;;
377 m32rle-*-elf*)
378 ;;
379 m32r-*-linux*)
380 ;;
381 m32rle-*-linux*)
382 ;;
383 m68hc11-*-*|m6811-*-*)
384 ;;
385 m68hc12-*-*|m6812-*-*)
386 ;;
387 m68k-*-elf*)
388 ;;
389 m68k*-*-netbsdelf*)
390 ;;
391 m68k*-*-openbsd*)
392 ;;
393 m68k-*-uclinux*) # Motorola m68k/ColdFire running uClinux with uClibc
394 ;;
395 m68k-*-linux*) # Motorola m68k's running GNU/Linux
396 # with ELF format using glibc 2
397 # aka the GNU/Linux C library 6.
398 ;;
399 m68k-*-rtems*)
400 ;;
401 mcore-*-elf)
402 ;;
403 mcore-*-pe*)
404 ;;
405 microblaze*-*-*)
406 tmake_file="microblaze/t-microblaze"
407 ;;
408 mips-sgi-irix[56]*)
409 ;;
410 mips*-*-netbsd*) # NetBSD/mips, either endian.
411 ;;
412 mips64*-*-linux*)
413 extra_parts="$extra_parts crtfastmath.o"
414 tmake_file="{$tmake_file} mips/t-crtfm"
415 ;;
416 mips*-*-linux*) # Linux MIPS, either endian.
417 extra_parts="$extra_parts crtfastmath.o"
418 tmake_file="{$tmake_file} mips/t-crtfm"
419 ;;
420 mips*-*-openbsd*)
421 ;;
422 mipsisa32-*-elf* | mipsisa32el-*-elf*)
423 ;;
424 mipsisa32r2-*-elf* | mipsisa32r2el-*-elf*)
425 ;;
426 mipsisa64-*-elf* | mipsisa64el-*-elf*)
427 ;;
428 mipsisa64r2-*-elf* | mipsisa64r2el-*-elf*)
429 ;;
430 mipsisa64sr71k-*-elf*)
431 ;;
432 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*)
433 ;;
434 mips-*-elf* | mipsel-*-elf*)
435 ;;
436 mips64-*-elf* | mips64el-*-elf*)
437 ;;
438 mips64vr-*-elf* | mips64vrel-*-elf*)
439 ;;
440 mips64orion-*-elf* | mips64orionel-*-elf*)
441 ;;
442 mips*-*-rtems*)
443 ;;
444 mips-wrs-vxworks)
445 ;;
446 mipstx39-*-elf* | mipstx39el-*-elf*)
447 ;;
448 mmix-knuth-mmixware)
449 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
450 tmake_file="${tmake_file} ${cpu_type}/t-${cpu_type}"
451 ;;
452 mn10300-*-*)
453 ;;
454 moxie-*-*)
455 tmake_file="moxie/t-moxie moxie/t-moxie-softfp"
456 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
457 ;;
458 pdp11-*-*)
459 ;;
460 picochip-*-*)
461 ;;
462 powerpc-*-darwin*)
463 ;;
464 powerpc64-*-darwin*)
465 ;;
466 powerpc*-*-freebsd*)
467 ;;
468 powerpc-*-netbsd*)
469 ;;
470 powerpc-*-eabispe*)
471 tmake_file="${tmake_file} rs6000/t-ppccomm"
472 ;;
473 powerpc-*-eabisimaltivec*)
474 ;;
475 powerpc-*-eabisim*)
476 ;;
477 powerpc-*-elf*)
478 ;;
479 powerpc-*-eabialtivec*)
480 ;;
481 powerpc-*-eabi*)
482 tmake_file="${tmake_file} rs6000/t-ppccomm"
483 ;;
484 powerpc-*-rtems*)
485 ;;
486 powerpc-*-linux* | powerpc64-*-linux*)
487 tmake_file="${tmake_file} rs6000/t-ppccomm rs6000/t-ldbl128 t-softfp"
488 ;;
489 powerpc64-*-gnu*)
490 tmake_file="${tmake_file} rs6000/t-ldbl128 t-softfp"
491 ;;
492 powerpc-*-gnu-gnualtivec*)
493 tmake_file="${tmake_file} rs6000/t-ldbl128"
494 ;;
495 powerpc-*-gnu*)
496 tmake_file="${tmake_file} rs6000/t-ldbl128"
497 ;;
498 powerpc-wrs-vxworks|powerpc-wrs-vxworksae)
499 ;;
500 powerpc-*-lynxos*)
501 ;;
502 powerpcle-*-elf*)
503 ;;
504 powerpcle-*-eabisim*)
505 ;;
506 powerpcle-*-eabi*)
507 ;;
508 rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
509 ;;
510 rs6000-ibm-aix5.1.* | powerpc-ibm-aix5.1.*)
511 ;;
512 rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
513 ;;
514 rx-*-elf)
515 extra_parts="crtbegin.o crtend.o"
516 tmake_file="rx/t-rx"
517 ;;
518 s390-*-linux*)
519 tmake_file="${tmake_file} s390/t-crtstuff s390/t-linux s390/32/t-floattodi"
520 ;;
521 s390x-*-linux*)
522 tmake_file="${tmake_file} s390/t-crtstuff s390/t-linux"
523 ;;
524 s390x-ibm-tpf*)
525 tmake_file="${tmake_file} s390/t-crtstuff s390/t-tpf"
526 ;;
527 score-*-elf)
528 ;;
529 sh-*-elf* | sh[12346l]*-*-elf* | \
530 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | \
531 sh-*-linux* | sh[2346lbe]*-*-linux* | \
532 sh-*-netbsdelf* | shl*-*-netbsdelf* | sh5-*-netbsd* | sh5l*-*-netbsd* | \
533 sh64-*-netbsd* | sh64l*-*-netbsd*)
534 case ${host} in
535 sh*-*-linux*)
536 tmake_file="${tmake_file} sh/t-linux"
537 ;;
538 esac
539 ;;
540 sh-*-rtems*)
541 ;;
542 sh-wrs-vxworks)
543 ;;
544 sparc-*-netbsdelf*)
545 ;;
546 sparc64-*-openbsd*)
547 ;;
548 sparc-*-elf*)
549 ;;
550 sparc-*-linux*) # SPARC's running GNU/Linux, libc6
551 extra_parts="$extra_parts crtfastmath.o"
552 tmake_file="${tmake_file} sparc/t-crtfm"
553 ;;
554 sparc-*-rtems* | sparc64-*-rtems* )
555 ;;
556 sparc64-*-solaris2* | sparcv9-*-solaris2*)
557 ;;
558 sparc-*-solaris2*)
559 ;;
560 sparc64-*-elf*)
561 ;;
562 sparc-wrs-vxworks)
563 ;;
564 sparc64-*-freebsd*|ultrasparc-*-freebsd*)
565 ;;
566 sparc64-*-linux*) # 64-bit SPARC's running GNU/Linux
567 extra_parts="$extra_parts crtfastmath.o"
568 tmake_file="${tmake_file} sparc/t-crtfm"
569 ;;
570 sparc64-*-netbsd*)
571 ;;
572 spu-*-elf*)
573 ;;
574 v850e1-*-*)
575 ;;
576 v850e-*-*)
577 ;;
578 v850-*-*)
579 ;;
580 vax-*-linux*)
581 ;;
582 vax-*-netbsdelf*)
583 ;;
584 vax-*-netbsd*)
585 ;;
586 vax-*-openbsd*)
587 ;;
588 xstormy16-*-elf)
589 ;;
590 xtensa*-*-elf*)
591 ;;
592 xtensa*-*-linux*)
593 ;;
594 am33_2.0-*-linux*)
595 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
596 ;;
597 m32c-*-elf*|m32c-*-rtems*)
598 ;;
599 mep*-*-*)
600 ;;
601 *)
602 echo "*** Configuration ${host} not supported" 1>&2
603 exit 1
604 ;;
605 esac
606
607 case ${host} in
608 i[34567]86-*-linux* | x86_64-*-linux* | \
609 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu | \
610 i[34567]86-*-gnu*)
611 tmake_file="${tmake_file} t-tls"
612 if test "$libgcc_cv_cfi" = "yes"; then
613 tmake_file="${$tmake_file} t-stack i386/t-stack-i386"
614 fi
615 ;;
616 esac
617
618 case ${host} in
619 i[34567]86-*-darwin* | x86_64-*-darwin* | \
620 i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu | \
621 i[34567]86-*-linux* | x86_64-*-linux* | \
622 i[34567]86-*-gnu* | \
623 i[34567]86-*-solaris2* | \
624 i[34567]86-*-cygwin* | i[34567]86-*-mingw* | x86_64-*-mingw* | \
625 i[34567]86-*-freebsd* | x86_64-*-freebsd*)
626 if test "${host_address}" = 32; then
627 tmake_file="${tmake_file} t-softfp i386/${host_address}/t-fprules-softfp"
628 fi
629 ;;
630 esac
631
632 case ${host} in
633 i[34567]86-*-linux* | x86_64-*-linux*)
634 # Provide backward binary compatibility for 64bit Linux/x86.
635 if test "${host_address}" = 64; then
636 tmake_file="${tmake_file} i386/${host_address}/t-softfp-compat"
637 fi
638 ;;
639 esac