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* configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
[pf3gnuchains/gcc-fork.git] / gcc / configure.in
1 # configure.in for GNU CC
2 # Process this file with autoconf to generate a configuration script.
3
4 # Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
5
6 #This file is part of GNU CC.
7
8 #GNU CC is free software; you can redistribute it and/or modify
9 #it under the terms of the GNU General Public License as published by
10 #the Free Software Foundation; either version 2, or (at your option)
11 #any later version.
12
13 #GNU CC is distributed in the hope that it will be useful,
14 #but WITHOUT ANY WARRANTY; without even the implied warranty of
15 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 #GNU General Public License for more details.
17
18 #You should have received a copy of the GNU General Public License
19 #along with GNU CC; see the file COPYING.  If not, write to
20 #the Free Software Foundation, 59 Temple Place - Suite 330,
21 #Boston, MA 02111-1307, USA.
22
23 # Initialization and defaults
24 AC_PREREQ(2.13)
25 AC_INIT(tree.c)
26 AC_CONFIG_HEADER(auto-host.h:config.in)
27
28 remove=rm
29 hard_link=ln
30 symbolic_link='ln -s'
31 copy=cp
32
33 # Check for bogus environment variables.
34 # Test if LIBRARY_PATH contains the notation for the current directory
35 # since this would lead to problems installing/building glibc.
36 # LIBRARY_PATH contains the current directory if one of the following
37 # is true:
38 # - one of the terminals (":" and ";") is the first or last sign
39 # - two terminals occur directly after each other
40 # - the path contains an element with a dot in it
41 AC_MSG_CHECKING(LIBRARY_PATH variable)
42 changequote(,)dnl
43 case ${LIBRARY_PATH} in
44   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
45     library_path_setting="contains current directory"
46     ;;
47   *)
48     library_path_setting="ok"
49     ;;
50 esac
51 changequote([,])dnl
52 AC_MSG_RESULT($library_path_setting)
53 if test "$library_path_setting" != "ok"; then
54 AC_MSG_ERROR([
55 *** LIBRARY_PATH shouldn't contain the current directory when
56 *** building gcc. Please change the environment variable
57 *** and run configure again.])
58 fi
59
60 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
61 # since this would lead to problems installing/building glibc.
62 # GCC_EXEC_PREFIX contains the current directory if one of the following
63 # is true:
64 # - one of the terminals (":" and ";") is the first or last sign
65 # - two terminals occur directly after each other
66 # - the path contains an element with a dot in it
67 AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
68 changequote(,)dnl
69 case ${GCC_EXEC_PREFIX} in
70   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
71     gcc_exec_prefix_setting="contains current directory"
72     ;;
73   *)
74     gcc_exec_prefix_setting="ok"
75     ;;
76 esac
77 changequote([,])dnl
78 AC_MSG_RESULT($gcc_exec_prefix_setting)
79 if test "$gcc_exec_prefix_setting" != "ok"; then
80 AC_MSG_ERROR([
81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
82 *** building gcc. Please change the environment variable
83 *** and run configure again.])
84 fi
85
86 # Check for additional parameters
87
88 # With GNU ld
89 AC_ARG_WITH(gnu-ld,
90 [  --with-gnu-ld           arrange to work with GNU ld.],
91 gnu_ld_flag="$with_gnu_ld",
92 gnu_ld_flag=no)
93
94 # With pre-defined ld
95 AC_ARG_WITH(ld,
96 [  --with-ld               arrange to use the specified ld (full pathname).],
97 DEFAULT_LINKER="$with_ld")
98 if test x"${DEFAULT_LINKER+set}" = x"set"; then
99   if test ! -x "$DEFAULT_LINKER"; then
100     AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
101   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
102     gnu_ld_flag=yes
103   fi
104   AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER")
105 fi
106
107 # With GNU as
108 AC_ARG_WITH(gnu-as,
109 [  --with-gnu-as           arrange to work with GNU as.],
110 gas_flag="$with_gnu_as",
111 gas_flag=no)
112
113 AC_ARG_WITH(as,
114 [  --with-as               arrange to use the specified as (full pathname).],
115 DEFAULT_ASSEMBLER="$with_as")
116 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
117   if test ! -x "$DEFAULT_ASSEMBLER"; then
118     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
119   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
120     gas_flag=yes
121   fi
122   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER")
123 fi
124
125 # With stabs
126 AC_ARG_WITH(stabs,
127 [  --with-stabs            arrange to use stabs instead of host debug format.],
128 stabs="$with_stabs",
129 stabs=no)
130
131 # With ELF
132 AC_ARG_WITH(elf,
133 [  --with-elf              arrange to use ELF instead of host debug format.],
134 elf="$with_elf",
135 elf=no)
136
137 # Specify the local prefix
138 local_prefix=
139 AC_ARG_WITH(local-prefix,
140 [  --with-local-prefix=DIR specifies directory to put local include.],
141 [case "${withval}" in
142 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
143 no)     ;;
144 *)      local_prefix=$with_local_prefix ;;
145 esac])
146
147 # Default local prefix if it is empty
148 if test x$local_prefix = x; then
149         local_prefix=/usr/local
150 fi
151
152 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
153 # passed in by the toplevel make and thus we'd get different behavior
154 # depending on where we built the sources.
155 gcc_gxx_include_dir=
156 # Specify the g++ header file directory
157 AC_ARG_WITH(gxx-include-dir,
158 [  --with-gxx-include-dir=DIR
159                           specifies directory to put g++ header files.],
160 [case "${withval}" in
161 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
162 no)     ;;
163 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
164 esac])
165
166 if test x${gcc_gxx_include_dir} = x; then
167   if test x${enable_version_specific_runtime_libs} = xyes; then
168     gcc_gxx_include_dir='${libsubdir}/include/g++'
169   else
170     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
171 changequote(<<, >>)dnl
172     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
173 changequote([, ])dnl
174   fi
175 fi
176
177 # Enable expensive internal checks
178 AC_ARG_ENABLE(checking,
179 [  --enable-checking       enable expensive run-time checks.],
180 [case "${enableval}" in
181 yes)    AC_DEFINE(ENABLE_CHECKING) ;;
182 no)     ;;
183 *)      AC_MSG_ERROR(bad value ${enableval} given for checking option) ;;
184 esac])
185
186 AC_ARG_ENABLE(cpp,
187 [  --disable-cpp           don't provide a user-visible C preprocessor.],
188 [], [enable_cpp=yes])
189
190 AC_ARG_WITH(cpp_install_dir,
191 [  --with-cpp-install-dir=DIR
192                           install the user visible C preprocessor in DIR
193                           (relative to PREFIX) as well as PREFIX/bin.],
194 [if test x$withval = xyes; then
195   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
196 elif test x$withval != xno; then
197   cpp_install_dir=$withval
198 fi])
199
200 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
201 cpp_main=cccp
202 AC_ARG_ENABLE(cpplib,
203 [  --enable-cpplib         use cpplib for the C preprocessor.],
204 if test x$enable_cpplib != xno; then
205   cpp_main=cppmain
206 fi)
207
208 # Link cpplib into the compiler proper, for C/C++/ObjC.
209 AC_ARG_ENABLE(c-cpplib,
210 [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
211                           (EXPERIMENTAL) (implies --enable-cpplib).],
212 if test x$enable_c_cpplib != xno; then
213   extra_c_objs="${extra_c_objs} libcpp.a"
214   extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
215   extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
216   cpp_main=cppmain
217 fi)
218
219 # Disable fast fixincludes
220 AC_ARG_ENABLE(fast-fixincludes,
221 [  --disable-fast-fixincludes
222                          Disable the new fast fixincludes.
223                          Run the old fixincludes script unconditionally],
224 if test x$enable_fast_fixincludes = xno ; then
225   cp $srcdir/fixincludes ./fixinc.sh
226 fi)
227
228 # Enable Multibyte Characters for C/C++
229 AC_ARG_ENABLE(c-mbchar,
230 [  --enable-c-mbchar       Enable multibyte characters for C and C++.],
231 if [[[ x$enable_c_mbchar != xno ]]]; then
232   extra_c_flags="${extra_c_flags} -DMULTIBYTE_CHARS=1"
233 fi)
234   
235 # Enable threads
236 # Pass with no value to take the default
237 # Pass with a value to specify a thread package
238 AC_ARG_ENABLE(threads,
239 [  --enable-threads        enable thread usage for target GCC.
240   --enable-threads=LIB    use LIB thread package for target GCC.],
241 if test x$enable_threads = xno; then
242         enable_threads=''
243 fi,
244 enable_threads='')
245
246 enable_threads_flag=$enable_threads
247 # Check if a valid thread package
248 case x${enable_threads_flag} in
249         x | xno)
250                 # No threads
251                 target_thread_file='single'
252                 ;;
253         xyes)
254                 # default
255                 target_thread_file=''
256                 ;;
257         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
258         xsolaris | xwin32 | xdce | xvxworks)
259                 target_thread_file=$enable_threads_flag
260                 ;;
261         *)
262                 echo "$enable_threads is an unknown thread package" 1>&2
263                 exit 1
264                 ;;
265 esac
266
267 AC_ARG_ENABLE(objc-gc,
268 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
269                           the GNU Objective-C runtime.],
270 if [[[ x$enable_objc_gc = xno ]]]; then
271         objc_boehm_gc=''
272 else
273         objc_boehm_gc=1
274 fi,
275 objc_boehm_gc='')
276
277 AC_ARG_WITH(dwarf2,
278 [  --enable-dwarf2        enable DWARF2 debugging as default.],
279 dwarf2="$with_dwarf2",
280 dwarf2=no)
281
282 # Determine the host, build, and target systems
283 AC_CANONICAL_SYSTEM
284
285 # Find the native compiler
286 AC_PROG_CC
287 AC_GCC_C_LONG_DOUBLE
288
289 # If the native compiler is GCC, we can enable warnings even in stage1.  
290 # That's useful for people building cross-compilers, or just running a
291 # quick `make'.
292 if test "x$GCC" = "xyes"; then 
293   stage1_warn_cflags='$(WARN_CFLAGS)'
294 else
295   stage1_warn_cflags=""
296 fi
297 AC_SUBST(stage1_warn_cflags)
298
299 AC_PROG_MAKE_SET
300
301 AC_MSG_CHECKING([whether a default assembler was specified])
302 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
303     if test x"$gas_flag" = x"no"; then
304         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
305     else
306         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
307     fi
308 else
309     AC_MSG_RESULT(no)
310 fi
311
312 AC_MSG_CHECKING([whether a default linker was specified])
313 if test x"${DEFAULT_LINKER+set}" = x"set"; then
314     if test x"$gnu_ld_flag" = x"no"; then
315         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
316     else
317         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
318     fi
319 else
320     AC_MSG_RESULT(no)
321 fi
322
323 # Find some useful tools
324 AC_PROG_AWK
325 AC_PROG_LEX
326 GCC_PROG_LN
327 GCC_PROG_LN_S
328 GCC_C_VOLATILE
329 AC_PROG_RANLIB
330 AC_PROG_YACC
331 EGCS_PROG_INSTALL
332
333 AC_HEADER_STDC
334 AC_HEADER_TIME
335 GCC_HEADER_STRING
336 AC_HEADER_SYS_WAIT
337 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
338                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
339                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
340                  direct.h malloc.h)
341
342 # Check for thread headers.
343 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
344 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
345
346 # See if GNAT has been installed
347 AC_CHECK_PROG(gnat, gnatbind, yes, no)
348
349 # See if the stage1 system preprocessor understands the ANSI C
350 # preprocessor stringification operator.
351 AC_C_STRINGIZE
352
353 # Use <inttypes.h> only if it exists,
354 # doesn't clash with <sys/types.h>, and declares intmax_t.
355 AC_MSG_CHECKING(for inttypes.h)
356 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
357 [AC_TRY_COMPILE(
358   [#include <sys/types.h>
359 #include <inttypes.h>],
360   [intmax_t i = -1;],
361   [gcc_cv_header_inttypes_h=yes],
362   gcc_cv_header_inttypes_h=no)])
363 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
364 if test $gcc_cv_header_inttypes_h = yes; then
365   AC_DEFINE(HAVE_INTTYPES_H)
366 fi
367
368 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
369         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
370         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
371         fputs_unlocked getrusage)
372
373 # Make sure wchar_t is available
374 #AC_CHECK_TYPE(wchar_t, unsigned int)
375
376 GCC_FUNC_VFPRINTF_DOPRNT
377 GCC_FUNC_PRINTF_PTR
378
379 case "${host}" in
380 *-*-uwin*)
381   # Under some versions of uwin, vfork is notoriously buggy and the test 
382   # can hang configure; on other versions, vfork exists just as a stub.
383   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
384   ac_cv_func_vfork_works=no
385   ;;
386 esac
387 AC_FUNC_VFORK
388 AC_FUNC_MMAP
389
390 GCC_NEED_DECLARATIONS(bcopy bzero bcmp \
391         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
392         strsignal putc_unlocked fputs_unlocked strstr)
393
394 GCC_NEED_DECLARATIONS(malloc realloc calloc free, [
395 #ifdef HAVE_MALLOC_H
396 #include <malloc.h>
397 #endif
398 ])
399
400 GCC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
401 #include <sys/types.h>
402 #ifdef HAVE_SYS_RESOURCE_H
403 #include <sys/resource.h>
404 #endif
405 ])
406
407 AC_DECL_SYS_SIGLIST
408
409 # mkdir takes a single argument on some systems. 
410 GCC_FUNC_MKDIR_TAKES_ONE_ARG
411
412 # File extensions
413 manext='.1'
414 objext='.o'
415 AC_SUBST(manext)
416 AC_SUBST(objext)
417
418 build_xm_file=
419 build_xm_defines=
420 build_install_headers_dir=install-headers-tar
421 build_exeext=
422 host_xm_file=
423 host_xm_defines=
424 host_xmake_file=
425 host_truncate_target=
426 host_exeext=
427
428 # Decode the host machine, then the target machine.
429 # For the host machine, we save the xm_file variable as host_xm_file;
430 # then we decode the target machine and forget everything else
431 # that came from the host machine.
432 for machine in $build $host $target; do
433
434         out_file=
435         xmake_file=
436         tmake_file=
437         extra_headers=
438         extra_passes=
439         extra_parts=
440         extra_programs=
441         extra_objs=
442         extra_host_objs=
443         extra_gcc_objs=
444         xm_defines=
445         float_format=
446         # Set this to force installation and use of collect2.
447         use_collect2=
448         # Set this to override the default target model.
449         target_cpu_default=
450         # Set this to control how the header file directory is installed.
451         install_headers_dir=install-headers-tar
452         # Set this to a non-empty list of args to pass to cpp if the target
453         # wants its .md file passed through cpp.
454         md_cppflags=
455         # Set this if directory names should be truncated to 14 characters.
456         truncate_target=
457         # Set this if gdb needs a dir command with `dirname $out_file`
458         gdb_needs_out_file_path=
459         # Set this if the build machine requires executables to have a
460         # file name suffix.
461         exeext=
462         # Set this to control which thread package will be used.
463         thread_file=
464         # Reinitialize these from the flag values every loop pass, since some
465         # configure entries modify them.
466         gas="$gas_flag"
467         gnu_ld="$gnu_ld_flag"
468         enable_threads=$enable_threads_flag
469
470         # Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
471         # updated in each machine entry.
472         tm_p_file=
473         cpu_type=`echo $machine | sed 's/-.*$//'`
474         case $machine in
475         alpha*-*-*)
476                 cpu_type=alpha
477                 ;;
478         arm*-*-*)
479                 cpu_type=arm
480                 ;;
481         c*-convex-*)
482                 cpu_type=convex
483                 ;;
484 changequote(,)dnl
485         i[34567]86-*-*)
486 changequote([,])dnl
487                 cpu_type=i386
488                 ;;
489         hppa*-*-*)
490                 cpu_type=pa
491                 ;;
492         m68000-*-*)
493                 cpu_type=m68k
494                 ;;
495         mips*-*-*)
496                 cpu_type=mips
497                 ;;
498         powerpc*-*-*)
499                 cpu_type=rs6000
500                 ;;
501         pyramid-*-*)
502                 cpu_type=pyr
503                 ;;
504         sparc*-*-*)
505                 cpu_type=sparc
506                 ;;
507         esac
508
509         tm_file=${cpu_type}/${cpu_type}.h
510         xm_file=${cpu_type}/xm-${cpu_type}.h
511         if test -f ${srcdir}/config/${cpu_type}/${cpu_type}-protos.h;
512         then
513                 tm_p_file=${cpu_type}/${cpu_type}-protos.h;
514         fi
515         # On a.out targets, we need to use collect2.
516         case $machine in
517         *-*-*aout*)
518                 use_collect2=yes
519                 ;;
520         esac    
521
522         # Common parts for linux-gnu and openbsd systems
523         case $machine in
524         *-*-linux-gnu*)
525                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
526                 ;;
527         *-*-openbsd*)
528                 tm_file=${cpu_type}/openbsd.h
529                 tmake_file="t-libc-ok t-openbsd"
530                 # avoid surprises, always provide an xm-openbsd file 
531                 xm_file=${cpu_type}/xm-openbsd.h
532                 # don't depend on processor x-fragments as well
533                 xmake_file=none
534                 if test x$enable_threads = xyes; then
535                         thread_file='posix'
536                         tmake_file="${tmake_file} t-openbsd-thread"
537                 fi
538                 ;;
539         esac
540
541         case $machine in
542         # Support site-specific machine types.
543         *local*)
544                 cpu_type=`echo $machine | sed -e 's/-.*//'`
545                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
546                 xm_file=${cpu_type}/xm-$rest.h
547                 tm_file=${cpu_type}/$rest.h
548                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
549                 then xmake_file=${cpu_type}/x-$rest; \
550                 else true; \
551                 fi
552                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
553                 then tmake_file=${cpu_type}/t-$rest; \
554                 else true; \
555                 fi
556                 ;;
557         1750a-*-*)
558                 ;;
559         a29k-*-bsd* | a29k-*-sym1*)
560                 tm_file="${tm_file} a29k/unix.h"
561                 xm_defines=USG
562                 xmake_file=a29k/x-unix
563                 use_collect2=yes
564                 ;;
565         a29k-*-udi | a29k-*-coff)
566                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
567                 tmake_file=a29k/t-a29kbare
568                 ;;
569         a29k-wrs-vxworks*)
570                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
571                 tmake_file=a29k/t-vx29k
572                 extra_parts="crtbegin.o crtend.o"
573                 thread_file='vxworks'
574                 ;;
575         a29k-*-*)                       # Default a29k environment.
576                 use_collect2=yes
577                 ;;
578         alpha-*-interix)
579                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
580
581                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
582                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
583
584                 # GAS + IEEE_CONFORMANT
585                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
586
587                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
588                 xmake_file="x-interix alpha/t-pe"
589                 tmake_file="alpha/t-interix alpha/t-ieee"
590                 if test x$enable_threads = xyes ; then
591                         thread_file='posix'
592                 fi
593                 if test x$stabs = xyes ; then
594                         tm_file="${tm_file} dbxcoff.h"
595                 fi
596                 #prefix='$$INTERIX_ROOT'/usr/contrib
597                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
598                 ;;
599         alpha*-*-linux-gnuecoff*)
600                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
601                 target_cpu_default="MASK_GAS"
602                 tmake_file="alpha/t-ieee"
603                 gas=no
604                 xmake_file=none
605                 gas=yes gnu_ld=yes
606                 ;;
607         alpha*-*-linux-gnulibc1*)
608                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
609                 target_cpu_default="MASK_GAS"
610                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
611                 extra_parts="crtbegin.o crtend.o"
612                 xmake_file=none
613                 gas=yes gnu_ld=yes
614                 if test x$enable_threads = xyes; then
615                         thread_file='posix'
616                 fi
617                 ;;
618         alpha*-*-linux-gnu*)
619                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
620                 target_cpu_default="MASK_GAS"
621                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
622                 extra_parts="crtbegin.o crtend.o"
623                 xmake_file=none
624                 gas=yes gnu_ld=yes
625                 if test x$enable_threads = xyes; then
626                         thread_file='posix'
627                 fi
628                 ;;
629         alpha*-*-netbsd*)
630                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
631                 target_cpu_default="MASK_GAS"
632                 tmake_file="alpha/t-crtbe alpha/t-ieee"
633                 extra_parts="crtbegin.o crtend.o"
634                 xmake_file=none
635                 gas=yes gnu_ld=yes
636                 ;;
637
638         alpha*-*-openbsd*)
639                 # default x-alpha is only appropriate for dec-osf.
640                 target_cpu_default="MASK_GAS"
641                 tmake_file="alpha/t-ieee"
642                 ;;
643                 
644         alpha*-dec-osf*)
645                 if test x$stabs = xyes
646                 then
647                         tm_file="${tm_file} dbx.h"
648                 fi
649                 if test x$gas != xyes
650                 then
651                         extra_passes="mips-tfile mips-tdump"
652                 fi
653                 use_collect2=yes
654                 tmake_file="alpha/t-ieee"
655                 case $machine in
656                   *-*-osf1*)
657                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
658                     ;;
659 changequote(,)dnl
660                   *-*-osf[23]*)
661 changequote([,])dnl
662                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
663                     ;;
664                   *-*-osf4*)
665                     tm_file="${tm_file} alpha/osf.h"
666                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
667                     # a broken tar, so we use cpio instead.
668                     install_headers_dir=install-headers-cpio
669                     ;;
670                   *-*-osf5*)
671                     tm_file="${tm_file} alpha/osf.h"
672                     ;;
673                 esac
674                 case $machine in
675 changequote(,)dnl
676                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
677 changequote([,])dnl
678                     target_cpu_default=MASK_SUPPORT_ARCH
679                     ;;
680                 esac
681                 ;;
682         alpha*-*-vxworks*)
683                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
684                 tmake_file="alpha/t-ieee"
685                 if [ x$gas != xyes ]
686                 then
687                         extra_passes="mips-tfile mips-tdump"
688                 fi
689                 use_collect2=yes
690                 thread_file='vxworks'
691                 ;;
692         alpha*-*-winnt*)
693                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
694                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
695                 tmake_file="t-libc-ok alpha/t-ieee"
696                 xmake_file=winnt/x-winnt
697                 extra_host_objs=oldnames.o
698                 extra_gcc_objs="spawnv.o oldnames.o"
699                 if test x$gnu_ld != xyes
700                 then
701                         extra_programs=ld.exe
702                 fi
703                 if test x$enable_threads = xyes; then
704                         thread_file='win32'
705                 fi
706                 ;;
707         alpha*-dec-vms*)
708                 tm_file=alpha/vms.h
709                 xm_file="${xm_file} alpha/xm-vms.h"
710                 tmake_file="alpha/t-vms alpha/t-ieee"
711                 ;;
712         arc-*-elf*)
713                 extra_parts="crtinit.o crtfini.o"
714                 ;;
715         arm-*-coff* | armel-*-coff*)
716                 tm_file=arm/coff.h
717                 tmake_file=arm/t-bare
718                 ;;
719         arm-*-vxworks*)
720                 tm_file=arm/vxarm.h
721                 tmake_file=arm/t-bare
722                 thread_file='vxworks'
723                 ;;
724 changequote(,)dnl
725         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
726 changequote([,])dnl
727                 tm_file=arm/riscix1-1.h
728                 use_collect2=yes
729                 ;;
730         arm-*-riscix*)                  # Acorn RISC machine
731                 if test x$gas = xyes
732                 then
733                     tm_file=arm/rix-gas.h
734                 else
735                     tm_file=arm/riscix.h
736                 fi
737                 xmake_file=arm/x-riscix
738                 tmake_file=arm/t-riscix
739                 use_collect2=yes
740                 ;;
741         arm-semi-aout | armel-semi-aout)
742                 tm_file=arm/semi.h
743                 tmake_file=arm/t-semi
744                 ;;
745         arm-semi-aof | armel-semi-aof)
746                 tm_file=arm/semiaof.h
747                 tmake_file=arm/t-semiaof
748                 ;;
749         arm*-*-netbsd*)
750                 tm_file=arm/netbsd.h
751                 xm_file="arm/xm-netbsd.h ${xm_file}"
752                 tmake_file="t-netbsd arm/t-netbsd"
753        use_collect2=yes
754                 ;;
755         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
756                 cpu_type=arm
757                 xmake_file=x-linux
758                 tm_file=arm/linux-aout.h
759                 tmake_file=arm/t-linux
760                 gnu_ld=yes
761                 ;;
762         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
763                 xm_file=arm/xm-linux.h
764                 xmake_file=x-linux
765                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
766                 case $machine in
767                 armv2*-*-*)
768                         tm_file="arm/linux-elf26.h $tm_file"
769                         ;;
770                 esac
771                 tmake_file="t-linux arm/t-linux"
772                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
773                 gnu_ld=yes
774                 case x${enable_threads} in
775                 x | xyes | xpthreads | xposix)
776                         thread_file='posix'
777                         ;;
778                 esac
779                 ;;
780         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
781                 xm_file=arm/xm-linux.h
782                 xmake_file=x-linux
783                 tm_file="arm/linux-elf.h"
784                 case $machine in
785                 armv2*-*-*)
786                         tm_file="arm/linux-elf26.h $tm_file"
787                         ;;
788                 esac
789                 tmake_file="t-linux arm/t-linux"
790                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
791                 gnu_ld=yes
792                 case x${enable_threads} in
793                 x | xyes | xpthreads | xposix)
794                         thread_file='posix'
795                         ;;
796                 esac
797                 ;;
798         arm*-*-uclinux*)                # ARM ucLinux
799                 tm_file=arm/uclinux-elf.h
800                 tmake_file=arm/t-arm-elf
801                 ;;
802         arm*-*-aout)
803                 tm_file=arm/aout.h
804                 tmake_file=arm/t-bare
805                 ;;
806         arm*-*-ecos-elf)
807                 tm_file=arm/ecos-elf.h
808                 tmake_file=arm/t-elf
809                 ;; 
810         arm*-*-elf)
811                 tm_file=arm/unknown-elf.h
812                 tmake_file=arm/t-arm-elf
813                 ;;
814         arm*-*-oabi)
815                 tm_file=arm/unknown-elf-oabi.h
816                 tmake_file=arm/t-arm-elf
817                 ;;
818         arm-*-pe*)
819                 tm_file=arm/pe.h
820                 tmake_file=arm/t-pe
821                 extra_objs=pe.o
822                 ;;
823         c1-convex-*)                    # Convex C1
824                 target_cpu_default=1
825                 use_collect2=yes
826                 ;;
827         c2-convex-*)                    # Convex C2
828                 target_cpu_default=2
829                 use_collect2=yes
830                 ;;
831         c32-convex-*)
832                 target_cpu_default=4
833                 use_collect2=yes
834                 ;;
835         c34-convex-*)
836                 target_cpu_default=8
837                 use_collect2=yes
838                 ;;
839         c38-convex-*)
840                 target_cpu_default=16           
841                 use_collect2=yes
842                 ;;
843         c4x-*)
844                 cpu_type=c4x
845                 tmake_file=c4x/t-c4x
846                 ;;
847         clipper-intergraph-clix*)
848                 tm_file="${tm_file} svr3.h clipper/clix.h"
849                 xm_file=clipper/xm-clix.h
850                 xmake_file=clipper/x-clix
851                 extra_headers=va-clipper.h
852                 extra_parts="crtbegin.o crtend.o"
853                 install_headers_dir=install-headers-cpio
854                 ;;
855         dsp16xx-*)
856                 ;;
857         elxsi-elxsi-*)
858                 use_collect2=yes
859                 ;;
860         fr30-*-elf)
861                 tm_file="fr30/fr30.h"
862                 tmake_file=fr30/t-fr30
863                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
864                 ;;
865 # This hasn't been upgraded to GCC 2.
866 #       fx80-alliant-*)                 # Alliant FX/80
867 #               ;;
868         h8300-*-*)
869                 float_format=i32
870                 ;;
871         hppa*-*-linux*)
872                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
873                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
874                 tmake_file="t-linux pa/t-linux"
875                 extra_parts="crtbegin.o crtend.o"
876                 xmake_file=none
877                 gas=yes gnu_ld=yes
878                 if test x$enable_threads = xyes; then
879                         thread_file='posix'
880                 fi
881                 ;;
882         hppa*-*-openbsd*)
883                 target_cpu_default="MASK_PA_11"
884                 tmake_file=pa/t-openbsd
885                 ;;
886         hppa1.1-*-pro*)
887                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
888                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
889                 xm_file=pa/xm-papro.h
890                 tmake_file=pa/t-pro
891                 ;;
892         hppa1.1-*-osf*)
893                 target_cpu_default="MASK_PA_11"
894                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
895                 use_collect2=yes
896                 ;;
897         hppa1.1-*-rtems*)
898                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
899                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
900                 xm_file=pa/xm-papro.h
901                 tmake_file=pa/t-pro
902                 ;;
903         hppa1.0-*-osf*)
904                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
905                 use_collect2=yes
906                 ;;
907         hppa1.1-*-bsd*)
908                 tm_file="${tm_file} pa/som.h"
909                 target_cpu_default="MASK_PA_11"
910                 use_collect2=yes
911                 ;;
912         hppa1.0-*-bsd*)
913                 tm_file="${tm_file} pa/som.h"
914                 use_collect2=yes
915                 ;;
916         hppa1.0-*-hpux7*)
917                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
918                 xm_file=pa/xm-pahpux.h
919                 xmake_file=pa/x-pa-hpux
920                 if test x$gas = xyes
921                 then
922                         tm_file="${tm_file} pa/gas.h"
923                 fi
924                 install_headers_dir=install-headers-cpio
925                 use_collect2=yes
926                 ;;
927 changequote(,)dnl
928         hppa1.0-*-hpux8.0[0-2]*)
929 changequote([,])dnl
930                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
931                 xm_file=pa/xm-pahpux.h
932                 xmake_file=pa/x-pa-hpux
933                 if test x$gas = xyes
934                 then
935                         tm_file="${tm_file} pa/pa-gas.h"
936                 else
937                         tm_file="pa/pa-oldas.h ${tm_file}"
938                 fi
939                 install_headers_dir=install-headers-cpio
940                 use_collect2=yes
941                 ;;
942 changequote(,)dnl
943         hppa1.1-*-hpux8.0[0-2]*)
944 changequote([,])dnl
945                 target_cpu_default="MASK_PA_11"
946                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
947                 xm_file=pa/xm-pahpux.h
948                 xmake_file=pa/x-pa-hpux
949                 if test x$gas = xyes
950                 then
951                         tm_file="${tm_file} pa/pa-gas.h"
952                 else
953                         tm_file="pa/pa-oldas.h ${tm_file}"
954                 fi
955                 install_headers_dir=install-headers-cpio
956                 use_collect2=yes
957                 ;;
958         hppa1.1-*-hpux8*)
959                 target_cpu_default="MASK_PA_11"
960                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
961                 xm_file=pa/xm-pahpux.h
962                 xmake_file=pa/x-pa-hpux
963                 if test x$gas = xyes
964                 then
965                         tm_file="${tm_file} pa/pa-gas.h"
966                 fi
967                 install_headers_dir=install-headers-cpio
968                 use_collect2=yes
969                 ;;
970         hppa1.0-*-hpux8*)
971                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
972                 xm_file=pa/xm-pahpux.h
973                 xmake_file=pa/x-pa-hpux
974                 if test x$gas = xyes
975                 then
976                         tm_file="${tm_file} pa/pa-gas.h"
977                 fi
978                 install_headers_dir=install-headers-cpio
979                 use_collect2=yes
980                 ;;
981         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
982                 target_cpu_default="MASK_PA_11"
983                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
984                 xm_file=pa/xm-pahpux.h
985                 xmake_file=pa/x-pa-hpux
986                 tmake_file=pa/t-pa
987                 if test x$gas = xyes
988                 then
989                         tm_file="${tm_file} pa/pa-gas.h"
990                 fi
991                 if test x$enable_threads = x; then
992                     enable_threads=$have_pthread_h
993                 fi
994                 if test x$enable_threads = xyes; then
995                         thread_file='dce'
996                         tmake_file="${tmake_file} pa/t-dce-thr"
997                 fi
998                 install_headers_dir=install-headers-cpio
999                 use_collect2=yes
1000                 ;;
1001         hppa1.0-*-hpux10*)
1002                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1003                 xm_file=pa/xm-pahpux.h
1004                 xmake_file=pa/x-pa-hpux
1005                 tmake_file=pa/t-pa
1006                 if test x$gas = xyes
1007                 then
1008                         tm_file="${tm_file} pa/pa-gas.h"
1009                 fi
1010                 if test x$enable_threads = x; then
1011                     enable_threads=$have_pthread_h
1012                 fi
1013                 if test x$enable_threads = xyes; then
1014                         thread_file='dce'
1015                         tmake_file="${tmake_file} pa/t-dce-thr"
1016                 fi
1017                 install_headers_dir=install-headers-cpio
1018                 use_collect2=yes
1019                 ;;
1020         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1021                 target_cpu_default="MASK_PA_11"
1022                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1023                 xm_file=pa/xm-pahpux.h
1024                 xmake_file=pa/x-pa-hpux
1025                 tmake_file=pa/t-pa
1026                 if [[ x$gas = xyes ]]
1027                 then
1028                         tm_file="${tm_file} pa/pa-gas.h"
1029                 fi
1030 #               if [[ x$enable_threads = x ]]; then
1031 #                   enable_threads=$have_pthread_h
1032 #               fi
1033 #               if [[ x$enable_threads = xyes ]]; then
1034 #                       thread_file='dce'
1035 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1036 #               fi
1037                 install_headers_dir=install-headers-cpio
1038                 use_collect2=yes
1039                 ;;
1040         hppa1.0-*-hpux11*)
1041                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1042                 xm_file=pa/xm-pahpux.h
1043                 xmake_file=pa/x-pa-hpux
1044                 if [[ x$gas = xyes ]]
1045                 then
1046                         tm_file="${tm_file} pa/pa-gas.h"
1047                 fi
1048 #               if [[ x$enable_threads = x ]]; then
1049 #                   enable_threads=$have_pthread_h
1050 #               fi
1051 #               if [[ x$enable_threads = xyes ]]; then
1052 #                       thread_file='dce'
1053 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1054 #               fi
1055                 install_headers_dir=install-headers-cpio
1056                 use_collect2=yes
1057                 ;;
1058         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1059                 target_cpu_default="MASK_PA_11"
1060                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1061                 xm_file=pa/xm-pahpux.h
1062                 xmake_file=pa/x-pa-hpux
1063                 if test x$gas = xyes
1064                 then
1065                         tm_file="${tm_file} pa/pa-gas.h"
1066                 fi
1067                 install_headers_dir=install-headers-cpio
1068                 use_collect2=yes
1069                 ;;
1070         hppa1.0-*-hpux*)
1071                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1072                 xm_file=pa/xm-pahpux.h
1073                 xmake_file=pa/x-pa-hpux
1074                 if test x$gas = xyes
1075                 then
1076                         tm_file="${tm_file} pa/pa-gas.h"
1077                 fi
1078                 install_headers_dir=install-headers-cpio
1079                 use_collect2=yes
1080                 ;;
1081         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1082                 target_cpu_default="MASK_PA_11"
1083                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1084                 xm_file=pa/xm-pahpux.h
1085                 xmake_file=pa/x-pa-hpux
1086                 if test x$gas = xyes
1087                 then
1088                         tm_file="${tm_file} pa/pa-gas.h"
1089                 fi
1090                 install_headers_dir=install-headers-cpio
1091                 use_collect2=yes
1092                 ;;
1093         hppa1.0-*-hiux*)
1094                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1095                 xm_file=pa/xm-pahpux.h
1096                 xmake_file=pa/x-pa-hpux
1097                 if test x$gas = xyes
1098                 then
1099                         tm_file="${tm_file} pa/pa-gas.h"
1100                 fi
1101                 install_headers_dir=install-headers-cpio
1102                 use_collect2=yes
1103                 ;;
1104         hppa*-*-lites*)
1105                 tm_file="${tm_file} elfos.h pa/elf.h"
1106                 target_cpu_default="MASK_PA_11"
1107                 use_collect2=yes
1108                 ;;
1109         hppa*-*-mpeix*)
1110                 tm_file="${tm_file} pa/pa-mpeix.h"
1111                 xm_file=pa/xm-pampeix.h 
1112                 xmake_file=pa/x-pa-mpeix 
1113                 echo "You must use gas. Assuming it is already installed." 
1114                 install_headers_dir=install-headers-tar
1115                 fixincludes=Makefile.in
1116                 use_collect2=yes 
1117                 ;; 
1118         i370-*-opened*)                  # IBM 360/370/390 Architecture
1119                 xm_file=i370/xm-oe.h
1120                 tm_file=i370/oe.h
1121                 xmake_file=i370/x-oe
1122                 tmake_file=i370/t-oe
1123                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1124                 ;;
1125         i370-*-mvs*)
1126                 xm_file=i370/xm-mvs.h
1127                 tm_file=i370/mvs.h
1128                 tmake_file=i370/t-mvs
1129                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1130                 ;;
1131         i370-*-linux*)
1132                 xm_file="xm-linux.h i370/xm-linux.h"
1133                 xmake_file=x-linux
1134                 tm_file="i370/linux.h ${tm_file}"
1135                 tmake_file="t-linux i370/t-linux"
1136                 fixincludes=Makefile.in # The headers are ok already.
1137                 # broken_install=yes
1138                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1139                 # extra_parts="crtbegin.o crtend.o"
1140                 gnu_ld=yes
1141                 gas=yes
1142                 elf=yes
1143                 if [[ x$enable_threads = xyes ]]; then
1144                         thread_file='posix'
1145                 fi
1146                 ;;
1147 changequote(,)dnl
1148         i[34567]86-*-elf*)
1149 changequote([,])dnl
1150                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1151                 tm_file=i386/i386elf.h
1152                 tmake_file=i386/t-i386elf
1153                 xmake_file=x-svr4
1154                 ;;
1155 changequote(,)dnl
1156         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1157 changequote([,])dnl
1158                 if test x$gas = xyes
1159                 then
1160                         tm_file=i386/aix386.h
1161                         extra_parts="crtbegin.o crtend.o"
1162                         tmake_file=i386/t-crtstuff
1163                 else
1164                         tm_file=i386/aix386ng.h
1165                         use_collect2=yes
1166                 fi
1167                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1168                 xm_defines=USG
1169                 xmake_file=i386/x-aix
1170                 ;;
1171 changequote(,)dnl
1172         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1173 changequote([,])dnl
1174                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1175                 xm_defines="USG POSIX SMALL_ARG_MAX"
1176                 xmake_file=i386/x-ncr3000
1177                 if test x$stabs = xyes -a x$gas = xyes
1178                 then
1179                         tm_file=i386/sysv4gdb.h
1180                 else
1181                         tm_file=i386/sysv4.h
1182                 fi
1183                 extra_parts="crtbegin.o crtend.o"
1184                 tmake_file=i386/t-crtpic
1185                 ;;
1186 changequote(,)dnl
1187         i[34567]86-next-*)
1188 changequote([,])dnl
1189                 tm_file=i386/next.h
1190                 xm_file=i386/xm-next.h
1191                 tmake_file=i386/t-next
1192                 xmake_file=i386/x-next
1193                 extra_objs=nextstep.o
1194                 extra_parts="crtbegin.o crtend.o"
1195                 if test x$enable_threads = xyes; then
1196                         thread_file='mach'
1197                 fi
1198                 ;;
1199 changequote(,)dnl
1200         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1201 changequote([,])dnl
1202                 use_collect2=yes
1203                 if test x$gas = xyes
1204                 then
1205                         tm_file=i386/seq-gas.h
1206                 else
1207                         tm_file=i386/sequent.h
1208                 fi
1209                 ;;
1210 changequote(,)dnl
1211         i[34567]86-sequent-ptx1*)
1212 changequote([,])dnl
1213                 xm_defines="USG SVR3"
1214                 xmake_file=i386/x-sysv3
1215                 tm_file=i386/seq-sysv3.h
1216                 tmake_file=i386/t-crtstuff
1217                 extra_parts="crtbegin.o crtend.o"
1218                 install_headers_dir=install-headers-cpio
1219                 ;;
1220 changequote(,)dnl
1221         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1222 changequote([,])dnl
1223                 xm_defines="USG SVR3"
1224                 xmake_file=i386/x-sysv3
1225                 tm_file=i386/seq2-sysv3.h
1226                 tmake_file=i386/t-crtstuff
1227                 extra_parts="crtbegin.o crtend.o"
1228                 install_headers_dir=install-headers-cpio
1229                 ;;
1230 changequote(,)dnl
1231         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1232 changequote([,])dnl
1233                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1234                 xm_defines="USG POSIX SMALL_ARG_MAX"
1235                 xmake_file=x-svr4
1236                 tm_file=i386/ptx4-i.h
1237                 tmake_file=t-svr4
1238                 extra_parts="crtbegin.o crtend.o"
1239                 install_headers_dir=install-headers-cpio
1240                 ;;
1241         i386-sun-sunos*)                # Sun i386 roadrunner
1242                 xm_defines=USG
1243                 tm_file=i386/sun.h
1244                 use_collect2=yes
1245                 ;;
1246 changequote(,)dnl
1247         i[34567]86-wrs-vxworks*)
1248 changequote([,])dnl
1249                 tm_file=i386/vxi386.h
1250                 tmake_file=i386/t-i386bare
1251                 thread_file='vxworks'
1252                 ;;
1253 changequote(,)dnl
1254         i[34567]86-*-aout*)
1255 changequote([,])dnl
1256                 tm_file=i386/i386-aout.h
1257                 tmake_file=i386/t-i386bare
1258                 ;;
1259 changequote(,)dnl
1260         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1261 changequote([,])dnl
1262                 tm_file=i386/bsd386.h
1263 #               tmake_file=t-libc-ok
1264                 ;;
1265 changequote(,)dnl
1266         i[34567]86-*-bsd*)
1267 changequote([,])dnl
1268                 tm_file=i386/386bsd.h
1269 #               tmake_file=t-libc-ok
1270 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1271 #               use_collect2=yes
1272                 ;;
1273 changequote(,)dnl
1274         i[34567]86-*-freebsdelf*)
1275 changequote([,])dnl
1276                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1277                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1278                 tmake_file=t-freebsd
1279                 gas=yes
1280                 gnu_ld=yes
1281                 stabs=yes
1282                 case x${enable_threads} in
1283                 xyes | xpthreads | xposix)
1284                         thread_file='posix'
1285                         tmake_file="${tmake_file} t-openbsd-thread"
1286                         ;;
1287                 esac
1288                 ;;
1289 changequote(,)dnl
1290         i[34567]86-*-freebsd*)
1291 changequote([,])dnl
1292                 tm_file=i386/freebsd.h
1293                 tmake_file=t-freebsd
1294                 ;;
1295 changequote(,)dnl
1296         i[34567]86-*-netbsd*)
1297 changequote([,])dnl
1298                 tm_file=i386/netbsd.h
1299                 tmake_file=t-netbsd
1300        use_collect2=yes
1301                 ;;
1302 changequote(,)dnl
1303         i[34567]86-*-openbsd*)
1304 changequote([,])dnl
1305                 # we need collect2 until our bug is fixed...
1306                 use_collect2=yes
1307                 ;;
1308 changequote(,)dnl
1309         i[34567]86-*-coff*)
1310 changequote([,])dnl
1311                 tm_file=i386/i386-coff.h
1312                 tmake_file=i386/t-i386bare
1313                 ;;
1314 changequote(,)dnl
1315         i[34567]86-*-isc*)              # 80386 running ISC system
1316 changequote([,])dnl
1317                 xm_file="${xm_file} i386/xm-isc.h"
1318                 xm_defines="USG SVR3"
1319                 case $machine in
1320 changequote(,)dnl
1321                   i[34567]86-*-isc[34]*)
1322 changequote([,])dnl
1323                     xmake_file=i386/x-isc3
1324                     ;;
1325                   *)
1326                     xmake_file=i386/x-isc
1327                     ;;
1328                 esac
1329                 if test x$gas = xyes -a x$stabs = xyes
1330                 then
1331                         tm_file=i386/iscdbx.h
1332                         tmake_file=i386/t-svr3dbx
1333                         extra_parts="svr3.ifile svr3z.ifile"
1334                 else
1335                         tm_file=i386/isccoff.h
1336                         tmake_file=i386/t-crtstuff
1337                         extra_parts="crtbegin.o crtend.o"
1338                 fi
1339                 install_headers_dir=install-headers-cpio
1340                 ;;
1341 changequote(,)dnl
1342         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1343 changequote([,])dnl                     # with a.out format using
1344                                         # pre BFD linkers
1345                 xmake_file=x-linux-aout
1346                 tmake_file="t-linux-aout i386/t-crtstuff"
1347                 tm_file=i386/linux-oldld.h
1348                 gnu_ld=yes
1349                 float_format=i386
1350                 ;;
1351 changequote(,)dnl
1352         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1353 changequote([,])dnl                     # with a.out format
1354                 xmake_file=x-linux-aout
1355                 tmake_file="t-linux-aout i386/t-crtstuff"
1356                 tm_file=i386/linux-aout.h
1357                 gnu_ld=yes
1358                 float_format=i386
1359                 ;;
1360 changequote(,)dnl
1361         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1362 changequote([,])dnl                     # with ELF format using the
1363                                         # GNU/Linux C library 5
1364                 xmake_file=x-linux      
1365                 tm_file=i386/linux.h    
1366                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1367                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1368                 gnu_ld=yes
1369                 float_format=i386
1370                 if test x$enable_threads = xyes; then
1371                         thread_file='single'
1372                 fi
1373                 ;;
1374 changequote(,)dnl
1375         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1376 changequote([,])dnl                     # with ELF format using glibc 2
1377                                         # aka GNU/Linux C library 6
1378                 xmake_file=x-linux
1379                 tm_file=i386/linux.h
1380                 tmake_file="t-linux i386/t-crtstuff"
1381                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1382                 gnu_ld=yes
1383                 float_format=i386
1384                 if test x$enable_threads = xyes; then
1385                         thread_file='posix'
1386                 fi
1387                 ;;
1388 changequote(,)dnl
1389         i[34567]86-*-gnu*)
1390                 float_format=i386
1391 changequote([,])dnl
1392                 ;;
1393 changequote(,)dnl
1394         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1395 changequote([,])dnl
1396                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1397                 exit 1
1398                 ;;
1399 changequote(,)dnl
1400         i[34567]86-pc-msdosdjgpp*)
1401 changequote([,])dnl
1402                 xm_file=i386/xm-djgpp.h
1403                 tm_file=i386/djgpp.h
1404                 tmake_file=i386/t-djgpp
1405                 xmake_file=i386/x-djgpp
1406                 gnu_ld=yes
1407                 gas=yes
1408                 exeext=.exe
1409                 case $host in *pc-msdosdjgpp*)
1410                         target_alias=djgpp
1411                         ;;
1412                 esac
1413                 ;;
1414 changequote(,)dnl
1415         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1416 changequote([,])dnl
1417                 tm_file=i386/moss.h
1418                 tmake_file=t-libc-ok
1419                 gnu_ld=yes
1420                 gas=yes
1421                 ;;
1422 changequote(,)dnl
1423         i[34567]86-*-lynxos*)
1424 changequote([,])dnl
1425                 if test x$gas = xyes
1426                 then
1427                         tm_file=i386/lynx.h
1428                 else
1429                         tm_file=i386/lynx-ng.h
1430                 fi
1431                 xm_file=i386/xm-lynx.h
1432                 tmake_file=i386/t-i386bare
1433                 xmake_file=x-lynx
1434                 ;;
1435 changequote(,)dnl
1436         i[34567]86-*-mach*)
1437 changequote([,])dnl
1438                 tm_file=i386/mach.h
1439 #               tmake_file=t-libc-ok
1440                 use_collect2=yes
1441                 ;;
1442 changequote(,)dnl
1443         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1444 changequote([,])dnl
1445                 if test x$elf = xyes
1446                 then
1447                         tm_file=i386/osfelf.h
1448                         use_collect2=
1449                 else
1450                         tm_file=i386/osfrose.h
1451                         use_collect2=yes
1452                 fi
1453                 xm_file="i386/xm-osf.h ${xm_file}"
1454                 xmake_file=i386/x-osfrose
1455                 tmake_file=i386/t-osf
1456                 extra_objs=halfpic.o
1457                 ;;
1458 changequote(,)dnl
1459         i[34567]86-go32-rtems*)
1460 changequote([,])dnl
1461                 cpu_type=i386
1462                 xm_file=i386/xm-go32.h
1463                 tm_file=i386/go32-rtems.h
1464                 tmake_file="i386/t-go32 t-rtems"
1465                 ;;
1466 changequote(,)dnl
1467         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1468 changequote([,])dnl
1469                 cpu_type=i386
1470                 tm_file=i386/rtemself.h
1471                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1472                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1473                 ;;
1474 changequote(,)dnl
1475         i[34567]86-*-rtemscoff*)
1476 changequote([,])dnl
1477                 cpu_type=i386
1478                 tm_file=i386/rtems.h
1479                 tmake_file="i386/t-i386bare t-rtems"
1480                 ;;
1481 changequote(,)dnl
1482         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1483 changequote([,])dnl
1484                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1485                 xm_defines="USG SVR3"
1486                 xmake_file=i386/x-sco5
1487                 install_headers_dir=install-headers-cpio
1488                 tm_file=i386/sco5.h
1489                 if test x$gas = xyes
1490                 then
1491                         tm_file="i386/sco5gas.h ${tm_file}"
1492                         tmake_file=i386/t-sco5gas
1493                 else
1494                         tmake_file=i386/t-sco5
1495                 fi
1496                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1497                 ;;
1498 changequote(,)dnl
1499         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1500 changequote([,])dnl
1501                 xm_file="${xm_file} i386/xm-sco.h"
1502                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1503                 xmake_file=i386/x-sco4
1504                 install_headers_dir=install-headers-cpio
1505                 if test x$stabs = xyes
1506                 then
1507                         tm_file=i386/sco4dbx.h
1508                         tmake_file=i386/t-svr3dbx
1509                         extra_parts="svr3.ifile svr3z.rfile"
1510                 else
1511                         tm_file=i386/sco4.h
1512                         tmake_file=i386/t-crtstuff
1513                         extra_parts="crtbegin.o crtend.o"
1514                 fi
1515                 # The default EAFS filesystem supports long file names.
1516                 # Truncating the target makes $host != $target which
1517                 # makes gcc think it is doing a cross-compile.
1518                 # truncate_target=yes
1519                 ;;
1520 changequote(,)dnl
1521         i[34567]86-*-sco*)              # 80386 running SCO system
1522 changequote([,])dnl
1523                 xm_file=i386/xm-sco.h
1524                 xmake_file=i386/x-sco
1525                 install_headers_dir=install-headers-cpio
1526                 if test x$stabs = xyes
1527                 then
1528                         tm_file=i386/scodbx.h
1529                         tmake_file=i386/t-svr3dbx
1530                         extra_parts="svr3.ifile svr3z.rfile"
1531                 else
1532                         tm_file=i386/sco.h
1533                         extra_parts="crtbegin.o crtend.o"
1534                         tmake_file=i386/t-crtstuff
1535                 fi
1536                 truncate_target=yes
1537                 ;;
1538 changequote(,)dnl
1539         i[34567]86-*-solaris2*)
1540 changequote([,])dnl
1541                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1542                 xm_defines="USG POSIX SMALL_ARG_MAX"
1543                 tm_file=i386/sol2.h
1544                 if test x$gas = xyes; then
1545                         # Only needed if gas does not support -s
1546                         tm_file="i386/sol2gas.h ${tm_file}"
1547                 fi
1548                 tmake_file=i386/t-sol2
1549                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1550                 xmake_file=x-svr4
1551                 if test x${enable_threads} = x; then
1552                     enable_threads=$have_pthread_h
1553                     if test x${enable_threads} = x; then
1554                         enable_threads=$have_thread_h
1555                     fi
1556                 fi
1557                 if test x${enable_threads} = xyes; then
1558                     if test x${have_pthread_h} = xyes; then
1559                         thread_file='posix'
1560                     else
1561                         thread_file='solaris'
1562                     fi
1563                 fi
1564                 ;;
1565 changequote(,)dnl
1566        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1567 changequote([,])dnl
1568                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1569                xm_defines="USG POSIX"
1570                tm_file=i386/sysv5.h
1571                if test x$stabs = xyes
1572                then
1573                        tm_file="${tm_file} dbx.h"
1574                fi
1575                tmake_file=i386/t-crtpic
1576                xmake_file=x-svr4
1577                extra_parts="crtbegin.o crtend.o"
1578                if test x$enable_threads = xyes; then
1579                        thread_file='posix'
1580                fi
1581                ;;
1582 changequote(,)dnl
1583         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1584 changequote([,])dnl
1585                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1586                 xm_defines="USG POSIX SMALL_ARG_MAX"
1587                 tm_file=i386/sysv4.h
1588                 if test x$stabs = xyes
1589                 then
1590                         tm_file="${tm_file} dbx.h"
1591                 fi
1592                 tmake_file=i386/t-crtpic
1593                 xmake_file=x-svr4
1594                 extra_parts="crtbegin.o crtend.o"
1595                 ;;
1596 changequote(,)dnl
1597         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1598 changequote([,])dnl
1599                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1600                 xm_defines="USG POSIX"
1601                 tm_file=i386/udk.h
1602                 tmake_file="i386/t-crtpic i386/t-udk"
1603                 xmake_file=x-svr4
1604                 extra_parts="crtbegin.o crtend.o"
1605                 install_headers_dir=install-headers-cpio
1606                 ;;
1607 changequote(,)dnl
1608         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1609 changequote([,])dnl
1610                 cpu_type=i386
1611                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1612                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1613                 if test x$stabs = xyes
1614                 then
1615                         tm_file=i386/osf1elfgdb.h
1616                 else
1617                         tm_file=i386/osf1elf.h
1618                 fi
1619                 tmake_file=i386/t-osf1elf
1620                 xmake_file=i386/x-osf1elf
1621                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1622                 ;;
1623 changequote(,)dnl
1624         i[34567]86-*-sysv*)             # Intel 80386's running system V
1625 changequote([,])dnl
1626                 xm_defines="USG SVR3"
1627                 xmake_file=i386/x-sysv3
1628                 if test x$gas = xyes
1629                 then
1630                         if test x$stabs = xyes
1631                         then
1632                                 tm_file=i386/svr3dbx.h
1633                                 tmake_file=i386/t-svr3dbx
1634                                 extra_parts="svr3.ifile svr3z.rfile"
1635                         else
1636                                 tm_file=i386/svr3gas.h
1637                                 extra_parts="crtbegin.o crtend.o"
1638                                 tmake_file=i386/t-crtstuff
1639                         fi
1640                 else
1641                         tm_file=i386/sysv3.h
1642                         extra_parts="crtbegin.o crtend.o"
1643                         tmake_file=i386/t-crtstuff
1644                 fi
1645                 ;;
1646         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1647                 xm_file="${xm_file} i386/xm-vsta.h"
1648                 tm_file=i386/vsta.h
1649                 tmake_file=i386/t-vsta
1650                 xmake_file=i386/x-vsta
1651                 ;;
1652 changequote(,)dnl
1653         i[34567]86-*-win32)
1654 changequote([,])dnl
1655                 xm_file="${xm_file} i386/xm-cygwin.h"
1656                 tmake_file=i386/t-cygwin
1657                 tm_file=i386/win32.h
1658                 xmake_file=i386/x-cygwin
1659                 extra_objs=winnt.o
1660                 if test x$enable_threads = xyes; then
1661                         thread_file='win32'
1662                 fi
1663                 exeext=.exe
1664                 ;;
1665 changequote(,)dnl
1666         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1667 changequote([,])dnl
1668                 xm_file="${xm_file} i386/xm-cygwin.h"
1669                 tmake_file=i386/t-cygwin
1670                 tm_file=i386/cygwin.h
1671                 xmake_file=i386/x-cygwin
1672                 extra_objs=winnt.o
1673                 if test x$enable_threads = xyes; then
1674                         thread_file='win32'
1675                 fi
1676                 exeext=.exe
1677                 ;;
1678 changequote(,)dnl
1679         i[34567]86-*-mingw32*)
1680 changequote([,])dnl
1681                 tm_file=i386/mingw32.h
1682                 xm_file="${xm_file} i386/xm-mingw32.h"
1683                 tmake_file="i386/t-cygwin i386/t-mingw32"
1684                 extra_objs=winnt.o
1685                 xmake_file=i386/x-cygwin
1686                 if test x$enable_threads = xyes; then
1687                         thread_file='win32'
1688                 fi
1689                 exeext=.exe
1690                 case $machine in
1691                         *mingw32msv*)
1692                                 ;;
1693                         *minwg32crt* | *mingw32*)
1694                                 tm_file="${tm_file} i386/crtdll.h"
1695                                 ;;
1696                 esac
1697                 ;;
1698 changequote(,)dnl
1699         i[34567]86-*-uwin*)
1700 changequote([,])dnl
1701                 tm_file=i386/uwin.h
1702                 xm_file="${xm_file} i386/xm-uwin.h"
1703                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1704                 tmake_file="i386/t-cygwin i386/t-uwin"
1705                 extra_objs=winnt.o
1706                 xmake_file=i386/x-cygwin
1707                 if test x$enable_threads = xyes; then
1708                         thread_file='win32'
1709                 fi
1710                 exeext=.exe
1711                 ;;
1712 changequote(,)dnl
1713         i[34567]86-*-interix*)
1714 changequote([,])dnl
1715                 tm_file="i386/i386-interix.h interix.h"
1716                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1717                 xm_defines="USG NO_SYS_SIGLIST"
1718                 tmake_file="i386/t-interix"
1719                 extra_objs=interix.o
1720                 xmake_file=x-interix
1721                 if test x$enable_threads = xyes ; then
1722                         thread_file='posix'
1723                 fi
1724                 if test x$stabs = xyes ; then
1725                         tm_file="${tm_file} dbxcoff.h"
1726                 fi
1727                 ;;
1728 changequote(,)dnl
1729         i[34567]86-*-winnt3*)
1730 changequote([,])dnl
1731                 tm_file=i386/win-nt.h
1732                 out_file=i386/i386.c
1733                 xm_file="xm-winnt.h ${xm_file}"
1734                 xmake_file=winnt/x-winnt
1735                 tmake_file=i386/t-winnt
1736                 extra_host_objs="winnt.o oldnames.o"
1737                 extra_gcc_objs="spawnv.o oldnames.o"
1738                 if test x$gnu_ld != xyes
1739                 then
1740                         extra_programs=ld.exe
1741                 fi
1742                 if test x$enable_threads = xyes; then
1743                         thread_file='win32'
1744                 fi
1745                 ;;
1746 changequote(,)dnl
1747         i[34567]86-dg-dgux*)
1748 changequote([,])dnl
1749                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1750                 xm_defines="USG POSIX"
1751                 out_file=i386/dgux.c
1752                 tm_file=i386/dgux.h
1753                 tmake_file=i386/t-dgux
1754                 xmake_file=i386/x-dgux
1755                 install_headers_dir=install-headers-cpio
1756               ;;
1757         i860-alliant-*)         # Alliant FX/2800
1758                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1759                 xm_file="${xm_file}"
1760                 xmake_file=i860/x-fx2800
1761                 tmake_file=i860/t-fx2800
1762                 extra_parts="crtbegin.o crtend.o"
1763                 ;;
1764         i860-*-bsd*)
1765                 tm_file="${tm_file} i860/bsd.h"
1766                 if test x$gas = xyes
1767                 then
1768                         tm_file="${tm_file} i860/bsd-gas.h"
1769                 fi
1770                 use_collect2=yes
1771                 ;;
1772         i860-*-mach*)
1773                 tm_file="${tm_file} i860/mach.h"
1774                 tmake_file=t-libc-ok
1775                 ;;
1776         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1777                 tm_file="${tm_file} svr3.h i860/paragon.h"
1778                 xm_defines="USG SVR3"
1779                 tmake_file=t-osf
1780                 ;;
1781         i860-*-sysv3*)
1782                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1783                 xm_defines="USG SVR3"
1784                 xmake_file=i860/x-sysv3
1785                 extra_parts="crtbegin.o crtend.o"
1786                 ;;
1787         i860-*-sysv4*)
1788                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1789                 xm_defines="USG SVR3"
1790                 xmake_file=i860/x-sysv4
1791                 tmake_file=t-svr4
1792                 extra_parts="crtbegin.o crtend.o"
1793                 ;;
1794         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1795                 tm_file="${tm_file} i960/vx960.h"
1796                 tmake_file=i960/t-vxworks960
1797                 use_collect2=yes
1798                 thread_file='vxworks'
1799                 ;;
1800         i960-wrs-vxworks5* | i960-wrs-vxworks)
1801                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1802                 tmake_file=i960/t-vxworks960
1803                 use_collect2=yes
1804                 thread_file='vxworks'
1805                 ;;
1806         i960-wrs-vxworks*)
1807                 tm_file="${tm_file} i960/vx960.h"
1808                 tmake_file=i960/t-vxworks960
1809                 use_collect2=yes
1810                 thread_file='vxworks'
1811                 ;;
1812         i960-*-coff*)
1813                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1814                 tmake_file=i960/t-960bare
1815                 use_collect2=yes
1816                 ;;
1817         i960-*-rtems)
1818                 tmake_file="i960/t-960bare t-rtems"
1819                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1820                 use_collect2=yes
1821                 ;;
1822         i960-*-*)                       # Default i960 environment.
1823                 use_collect2=yes
1824                 ;;
1825         m32r-*-elf*)
1826                 extra_parts="crtinit.o crtfini.o"
1827                 ;;
1828         m68000-convergent-sysv*)
1829                 tm_file=m68k/ctix.h
1830                 xm_file="m68k/xm-3b1.h ${xm_file}"
1831                 xm_defines=USG
1832                 use_collect2=yes
1833                 extra_headers=math-68881.h
1834                 ;;
1835         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1836                 tm_file=m68k/hp2bsd.h
1837                 xmake_file=m68k/x-hp2bsd
1838                 use_collect2=yes
1839                 extra_headers=math-68881.h
1840                 ;;
1841         m68000-hp-hpux*)                # HP 9000 series 300
1842                 xm_file="xm_alloca.h ${xm_file}"
1843                 xm_defines="USG NO_SYS_SIGLIST"
1844                 if test x$gas = xyes
1845                 then
1846                         xmake_file=m68k/x-hp320g
1847                         tm_file=m68k/hp310g.h
1848                 else
1849                         xmake_file=m68k/x-hp320
1850                         tm_file=m68k/hp310.h
1851                 fi
1852                 install_headers_dir=install-headers-cpio
1853                 use_collect2=yes
1854                 extra_headers=math-68881.h
1855                 ;;
1856         m68000-sun-sunos3*)
1857                 tm_file=m68k/sun2.h
1858                 use_collect2=yes
1859                 extra_headers=math-68881.h
1860                 ;;
1861         m68000-sun-sunos4*)
1862                 tm_file=m68k/sun2o4.h
1863                 use_collect2=yes
1864                 extra_headers=math-68881.h
1865                 ;;
1866         m68000-att-sysv*)
1867                 xm_file="m68k/xm-3b1.h ${xm_file}"
1868                 xm_defines=USG
1869                 if test x$gas = xyes
1870                 then
1871                         tm_file=m68k/3b1g.h
1872                 else
1873                         tm_file=m68k/3b1.h
1874                 fi
1875                 use_collect2=yes
1876                 extra_headers=math-68881.h
1877                 ;;
1878         m68k-apple-aux*)                # Apple Macintosh running A/UX
1879                 xm_defines="USG AUX"
1880                 tmake_file=m68k/t-aux
1881                 install_headers_dir=install-headers-cpio
1882                 extra_headers=math-68881.h
1883                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1884                 tm_file=
1885                 if test "$gnu_ld" = yes
1886                 then
1887                         tm_file="${tm_file} m68k/auxgld.h"
1888                 else
1889                         tm_file="${tm_file} m68k/auxld.h"
1890                 fi
1891                 if test "$gas" = yes
1892                 then
1893                         tm_file="${tm_file} m68k/auxgas.h"
1894                 else
1895                         tm_file="${tm_file} m68k/auxas.h"
1896                 fi
1897                 tm_file="${tm_file} m68k/a-ux.h"
1898                 float_format=m68k
1899                 ;;
1900         m68k-apollo-*)
1901                 tm_file=m68k/apollo68.h
1902                 xmake_file=m68k/x-apollo68
1903                 use_collect2=yes
1904                 extra_headers=math-68881.h
1905                 float_format=m68k
1906                 ;;
1907         m68k-altos-sysv*)                  # Altos 3068
1908                 if test x$gas = xyes
1909                 then
1910                         tm_file=m68k/altos3068.h
1911                         xm_defines=USG
1912                 else
1913                         echo "The Altos is supported only with the GNU assembler" 1>&2
1914                         exit 1
1915                 fi
1916                 extra_headers=math-68881.h
1917                 ;;
1918         m68k-bull-sysv*)                # Bull DPX/2
1919                 if test x$gas = xyes
1920                 then
1921                         if test x$stabs = xyes
1922                         then
1923                                 tm_file=m68k/dpx2cdbx.h
1924                         else
1925                                 tm_file=m68k/dpx2g.h
1926                         fi
1927                 else
1928                         tm_file=m68k/dpx2.h
1929                 fi
1930                 xm_file="xm-alloca.h ${xm_file}"
1931                 xm_defines=USG
1932                 xmake_file=m68k/x-dpx2
1933                 use_collect2=yes
1934                 extra_headers=math-68881.h
1935                 ;;
1936         m68k-atari-sysv4*)              # Atari variant of V.4.
1937                 tm_file=m68k/atari.h
1938                 xm_file="xm-alloca.h ${xm_file}"
1939                 xm_defines="USG FULL_PROTOTYPES"
1940                 tmake_file=t-svr4
1941                 extra_parts="crtbegin.o crtend.o"
1942                 extra_headers=math-68881.h
1943                 float_format=m68k
1944                 ;;
1945         m68k-motorola-sysv*)
1946                 tm_file=m68k/mot3300.h
1947                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1948                 xm_defines=NO_SYS_SIGLIST
1949                 if test x$gas = xyes
1950                 then
1951                         xmake_file=m68k/x-mot3300-gas
1952                         if test x$gnu_ld = xyes
1953                         then
1954                                 tmake_file=m68k/t-mot3300-gald
1955                         else
1956                                 tmake_file=m68k/t-mot3300-gas
1957                                 use_collect2=yes
1958                         fi
1959                 else
1960                         xmake_file=m68k/x-mot3300
1961                         if test x$gnu_ld = xyes
1962                         then
1963                                 tmake_file=m68k/t-mot3300-gld
1964                         else
1965                                 tmake_file=m68k/t-mot3300
1966                                 use_collect2=yes
1967                         fi
1968                 fi
1969                 gdb_needs_out_file_path=yes
1970                 extra_parts="crt0.o mcrt0.o"
1971                 extra_headers=math-68881.h
1972                 float_format=m68k
1973                 ;;
1974         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1975                 tm_file=m68k/tower-as.h
1976                 xm_defines="USG SVR3"
1977                 xmake_file=m68k/x-tower
1978                 extra_parts="crtbegin.o crtend.o"
1979                 extra_headers=math-68881.h
1980                 ;;
1981         m68k-plexus-sysv*)
1982                 tm_file=m68k/plexus.h
1983                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1984                 xm_defines=USG
1985                 use_collect2=yes
1986                 extra_headers=math-68881.h
1987                 ;;
1988         m68k-tti-*)
1989                 tm_file=m68k/pbb.h
1990                 xm_file="xm-alloca.h ${xm_file}"
1991                 xm_defines=USG
1992                 extra_headers=math-68881.h
1993                 ;;
1994         m68k-crds-unos*)
1995                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1996                 xm_defines="USG unos"
1997                 xmake_file=m68k/x-crds
1998                 tm_file=m68k/crds.h
1999                 use_collect2=yes
2000                 extra_headers=math-68881.h
2001                 ;;
2002         m68k-cbm-sysv4*)                # Commodore variant of V.4.
2003                 tm_file=m68k/amix.h
2004                 xm_file="xm-alloca.h ${xm_file}"
2005                 xm_defines="USG FULL_PROTOTYPES"
2006                 xmake_file=m68k/x-amix
2007                 tmake_file=t-svr4
2008                 extra_parts="crtbegin.o crtend.o"
2009                 extra_headers=math-68881.h
2010                 float_format=m68k
2011                 ;;
2012         m68k-ccur-rtu)
2013                 tm_file=m68k/ccur-GAS.h
2014                 xmake_file=m68k/x-ccur
2015                 extra_headers=math-68881.h
2016                 use_collect2=yes
2017                 float_format=m68k
2018                 ;;
2019         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2020                 tm_file=m68k/hp3bsd44.h
2021                 xmake_file=m68k/x-hp3bsd44
2022                 use_collect2=yes
2023                 extra_headers=math-68881.h
2024                 float_format=m68k
2025                 ;;
2026         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2027                 tm_file=m68k/hp3bsd.h
2028                 use_collect2=yes
2029                 extra_headers=math-68881.h
2030                 float_format=m68k
2031                 ;;
2032         m68k-isi-bsd*)
2033                 if test x$with_fp = xno
2034                 then
2035                         tm_file=m68k/isi-nfp.h
2036                 else
2037                         tm_file=m68k/isi.h
2038                         float_format=m68k
2039                 fi
2040                 use_collect2=yes
2041                 extra_headers=math-68881.h
2042                 ;;
2043         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2044                 xm_file="xm_alloca.h ${xm_file}"
2045                 xm_defines="USG NO_SYS_SIGLIST"
2046                 if test x$gas = xyes
2047                 then
2048                         xmake_file=m68k/x-hp320g
2049                         tm_file=m68k/hp320g.h
2050                 else
2051                         xmake_file=m68k/x-hp320
2052                         tm_file=m68k/hpux7.h
2053                 fi
2054                 install_headers_dir=install-headers-cpio
2055                 use_collect2=yes
2056                 extra_headers=math-68881.h
2057                 float_format=m68k
2058                 ;;
2059         m68k-hp-hpux*)  # HP 9000 series 300
2060                 xm_file="xm_alloca.h ${xm_file}"
2061                 xm_defines="USG NO_SYS_SIGLIST"
2062                 if test x$gas = xyes
2063                 then
2064                         xmake_file=m68k/x-hp320g
2065                         tm_file=m68k/hp320g.h
2066                 else
2067                         xmake_file=m68k/x-hp320
2068                         tm_file=m68k/hp320.h
2069                 fi
2070                 install_headers_dir=install-headers-cpio
2071                 use_collect2=yes
2072                 extra_headers=math-68881.h
2073                 float_format=m68k
2074                 ;;
2075         m68k-sun-mach*)
2076                 tm_file=m68k/sun3mach.h
2077                 use_collect2=yes
2078                 extra_headers=math-68881.h
2079                 float_format=m68k
2080                 ;;
2081         m68k-sony-newsos3*)
2082                 if test x$gas = xyes
2083                 then
2084                         tm_file=m68k/news3gas.h
2085                 else
2086                         tm_file=m68k/news3.h
2087                 fi
2088                 use_collect2=yes
2089                 extra_headers=math-68881.h
2090                 float_format=m68k
2091                 ;;
2092         m68k-sony-bsd* | m68k-sony-newsos*)
2093                 if test x$gas = xyes
2094                 then
2095                         tm_file=m68k/newsgas.h
2096                 else
2097                         tm_file=m68k/news.h
2098                 fi
2099                 use_collect2=yes
2100                 extra_headers=math-68881.h
2101                 float_format=m68k
2102                 ;;
2103         m68k-next-nextstep2*)
2104                 tm_file=m68k/next21.h
2105                 xm_file="m68k/xm-next.h ${xm_file}"
2106                 tmake_file=m68k/t-next
2107                 xmake_file=m68k/x-next
2108                 extra_objs=nextstep.o
2109                 extra_headers=math-68881.h
2110                 use_collect2=yes
2111                 float_format=m68k
2112                 ;;
2113         m68k-next-nextstep3*)
2114                 tm_file=m68k/next.h
2115                 xm_file="m68k/xm-next.h ${xm_file}"
2116                 tmake_file=m68k/t-next
2117                 xmake_file=m68k/x-next
2118                 extra_objs=nextstep.o
2119                 extra_parts="crtbegin.o crtend.o"
2120                 extra_headers=math-68881.h
2121                 float_format=m68k
2122                 if test x$enable_threads = xyes; then
2123                         thread_file='mach'
2124                 fi
2125                 ;;
2126         m68k-sun-sunos3*)
2127                 if test x$with_fp = xno
2128                 then
2129                         tm_file=m68k/sun3n3.h
2130                 else
2131                         tm_file=m68k/sun3o3.h
2132                         float_format=m68k
2133                 fi
2134                 use_collect2=yes
2135                 extra_headers=math-68881.h
2136                 ;;
2137         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2138                 if test x$with_fp = xno
2139                 then
2140                         tm_file=m68k/sun3n.h
2141                 else
2142                         tm_file=m68k/sun3.h
2143                         float_format=m68k
2144                 fi
2145                 use_collect2=yes
2146                 extra_headers=math-68881.h
2147                 ;;
2148         m68k-wrs-vxworks*)
2149                 tm_file=m68k/vxm68k.h
2150                 tmake_file=m68k/t-vxworks68
2151                 extra_headers=math-68881.h
2152                 thread_file='vxworks'
2153                 float_format=m68k
2154                 ;;
2155         m68k-*-aout*)
2156                 tmake_file=m68k/t-m68kbare
2157                 tm_file="m68k/m68k-aout.h libgloss.h"
2158                 extra_headers=math-68881.h
2159                 float_format=m68k
2160                 ;;
2161         m68k-*-coff*)
2162                 tmake_file=m68k/t-m68kbare
2163                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2164                 extra_headers=math-68881.h
2165                 float_format=m68k
2166                 ;;
2167         m68020-*-elf* | m68k-*-elf*)
2168                 tm_file="m68k/m68020-elf.h"
2169                 xm_file=m68k/xm-m68kv.h
2170                 tmake_file=m68k/t-m68kelf
2171                 header_files=math-68881.h
2172                 ;;
2173         m68k-*-lynxos*)
2174                 if test x$gas = xyes
2175                 then
2176                         tm_file=m68k/lynx.h
2177                 else
2178                         tm_file=m68k/lynx-ng.h
2179                 fi
2180                 xm_file=m68k/xm-lynx.h
2181                 xmake_file=x-lynx
2182                 tmake_file=m68k/t-lynx
2183                 extra_headers=math-68881.h
2184                 float_format=m68k
2185                 ;;
2186         m68k*-*-netbsd*)
2187                 tm_file=m68k/netbsd.h
2188                 tmake_file=t-netbsd
2189                 float_format=m68k
2190        use_collect2=yes
2191                 ;;
2192         m68k*-*-openbsd*)
2193                 float_format=m68k
2194                 # we need collect2 until our bug is fixed...
2195                 use_collect2=yes
2196                 ;;
2197         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2198                 xm_file="xm-alloca.h ${xm_file}"
2199                 xm_defines=USG
2200                 xmake_file=m68k/x-m68kv
2201                 extra_parts="crtbegin.o crtend.o"
2202                 extra_headers=math-68881.h
2203                 float_format=m68k
2204                 ;;
2205         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2206                 tm_file=m68k/m68kv4.h
2207                 xm_file="xm-alloca.h ${xm_file}"
2208                 xm_defines=USG
2209                 tmake_file=t-svr4
2210                 extra_parts="crtbegin.o crtend.o"
2211                 extra_headers=math-68881.h
2212                 float_format=m68k
2213                 ;;
2214         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2215                                         # with a.out format
2216                 xmake_file=x-linux
2217                 tm_file=m68k/linux-aout.h
2218                 tmake_file="t-linux-aout m68k/t-linux-aout"
2219                 extra_headers=math-68881.h
2220                 float_format=m68k
2221                 gnu_ld=yes
2222                 ;;
2223         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2224                                         # with ELF format using the
2225                                         # GNU/Linux C library 5
2226                 xmake_file=x-linux
2227                 tm_file=m68k/linux.h
2228                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2229                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2230                 extra_headers=math-68881.h
2231                 float_format=m68k
2232                 gnu_ld=yes
2233                 ;;
2234         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2235                                         # with ELF format using glibc 2
2236                                         # aka the GNU/Linux C library 6.
2237                 xmake_file=x-linux
2238                 tm_file=m68k/linux.h
2239                 tmake_file="t-linux m68k/t-linux"
2240                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2241                 extra_headers=math-68881.h
2242                 float_format=m68k
2243                 gnu_ld=yes
2244                 if test x$enable_threads = xyes; then
2245                         thread_file='posix'
2246                 fi
2247                 ;;
2248         m68k-*-psos*)
2249                 tmake_file=m68k/t-m68kbare
2250                 tm_file=m68k/m68k-psos.h
2251                 extra_headers=math-68881.h
2252                 float_format=m68k
2253                 ;;
2254         m68k-*-rtemscoff*|m68k-*-rtems*)
2255                 tmake_file="m68k/t-m68kbare t-rtems"
2256                 tm_file=m68k/rtems.h
2257                 extra_headers=math-68881.h
2258                 float_format=m68k
2259                 ;;
2260         m68k-*-rtemself*)
2261                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2262                 tm_file=m68k/rtemself.h
2263                 extra_headers=math-68881.h
2264                 float_format=m68k
2265                 ;;
2266         m88k-dg-dgux*)
2267                 case $machine in
2268                   m88k-dg-dguxbcs*)
2269                     tm_file=m88k/dguxbcs.h
2270                     tmake_file=m88k/t-dguxbcs
2271                     ;;
2272                   *)
2273                     tm_file=m88k/dgux.h
2274                     tmake_file=m88k/t-dgux
2275                     ;;
2276                 esac
2277                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2278                 xmake_file=m88k/x-dgux
2279                 if test x$gas = xyes
2280                 then
2281                         tmake_file=m88k/t-dgux-gas
2282                 fi
2283                 ;;
2284         m88k-dolphin-sysv3*)
2285                 tm_file=m88k/dolph.h
2286                 extra_parts="crtbegin.o crtend.o"
2287                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2288                 xmake_file=m88k/x-dolph
2289                 if test x$gas = xyes
2290                 then
2291                         tmake_file=m88k/t-m88k-gas
2292                 fi
2293                 ;;
2294         m88k-tektronix-sysv3)
2295                 tm_file=m88k/tekXD88.h
2296                 extra_parts="crtbegin.o crtend.o"
2297                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2298                 xmake_file=m88k/x-tekXD88
2299                 if test x$gas = xyes
2300                 then
2301                         tmake_file=m88k/t-m88k-gas
2302                 fi
2303                 ;;
2304         m88k-*-aout*)
2305                 tm_file=m88k/m88k-aout.h
2306                 ;;
2307         m88k-*-coff*)
2308                 tm_file=m88k/m88k-coff.h
2309                 tmake_file=m88k/t-bug
2310                 ;;
2311         m88k-*-luna*)
2312                 tm_file=m88k/luna.h
2313                 extra_parts="crtbegin.o crtend.o"
2314                 if test x$gas = xyes
2315                 then
2316                         tmake_file=m88k/t-luna-gas
2317                 else
2318                         tmake_file=m88k/t-luna
2319                 fi
2320                 ;;
2321         m88k-*-openbsd*)
2322                 tmake_file="${tmake_file} m88k/t-luna-gas"
2323                 ;;
2324         m88k-*-sysv3*)
2325                 tm_file=m88k/sysv3.h
2326                 extra_parts="crtbegin.o crtend.o"
2327                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2328                 xmake_file=m88k/x-sysv3
2329                 if test x$gas = xyes
2330                 then
2331                         tmake_file=m88k/t-m88k-gas
2332                 fi
2333                 ;;
2334         m88k-*-sysv4*)
2335                 tm_file=m88k/sysv4.h
2336                 extra_parts="crtbegin.o crtend.o"
2337                 xmake_file=m88k/x-sysv4
2338                 tmake_file=m88k/t-sysv4
2339                 ;;
2340         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2341                 if test "x$gnu_ld" = xyes
2342                 then
2343                         tm_file="mips/iris6.h mips/iris6gld.h"
2344                 else
2345                         tm_file=mips/iris6.h
2346                 fi
2347                 tmake_file=mips/t-iris6
2348                 xm_file=mips/xm-iris6.h
2349                 xmake_file=mips/x-iris6
2350 #               if test x$enable_threads = xyes; then
2351 #                       thread_file='irix'
2352 #               fi
2353                 ;;
2354         mips-wrs-vxworks)
2355                 tm_file="mips/elf.h mips/vxworks.h"
2356                 tmake_file=mips/t-ecoff
2357                 gas=yes
2358                 gnu_ld=yes
2359                 extra_parts="crtbegin.o crtend.o"
2360                 thread_file='vxworks'
2361                 ;;
2362         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2363                 tm_file="mips/iris6.h mips/cross64.h"
2364                 xm_defines=USG
2365                 xm_file="mips/xm-iris5.h"
2366                 xmake_file=mips/x-iris
2367                 tmake_file=mips/t-cross64
2368                 # See comment in mips/iris[56].h files.
2369                 use_collect2=yes
2370 #               if test x$enable_threads = xyes; then
2371 #                       thread_file='irix'
2372 #               fi
2373                 ;;
2374         mips-sni-sysv4)
2375                 if test x$gas = xyes
2376                 then
2377                         if test x$stabs = xyes
2378                         then
2379                                 tm_file=mips/iris5gdb.h
2380                         else
2381                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2382                         fi
2383                 else
2384                         tm_file=mips/sni-svr4.h
2385                 fi
2386                 xm_defines=USG
2387                 xmake_file=mips/x-sni-svr4
2388                 tmake_file=mips/t-mips-gas
2389                 if test x$gnu_ld != xyes
2390                 then
2391                         use_collect2=yes
2392                 fi
2393                 ;;
2394         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2395                 if test x$gas = xyes
2396                 then
2397                         tm_file="mips/iris5.h mips/iris5gas.h"
2398                         if test x$stabs = xyes
2399                         then
2400                                 tm_file="${tm_file} dbx.h"
2401                         fi
2402                 else
2403                         tm_file=mips/iris5.h
2404                 fi
2405                 xm_defines=USG
2406                 xm_file="mips/xm-iris5.h"
2407                 xmake_file=mips/x-iris
2408                 # mips-tfile doesn't work yet
2409                 tmake_file=mips/t-mips-gas
2410                 # See comment in mips/iris5.h file.
2411                 use_collect2=yes
2412 #               if test x$enable_threads = xyes; then
2413 #                       thread_file='irix'
2414 #               fi
2415                 ;;
2416         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2417                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2418                 if test x$stabs = xyes; then
2419                         tm_file="${tm_file} dbx.h"
2420                 fi
2421                 xm_defines=USG
2422                 xmake_file=mips/x-iris
2423                 if test x$gas = xyes
2424                 then
2425                         tmake_file=mips/t-mips-gas
2426                 else
2427                         extra_passes="mips-tfile mips-tdump"
2428                 fi
2429                 if test x$gnu_ld != xyes
2430                 then
2431                         use_collect2=yes
2432                 fi
2433 #               if test x$enable_threads = xyes; then
2434 #                       thread_file='irix'
2435 #               fi
2436                 ;;
2437         mips-sgi-irix4*)                # Mostly like a MIPS.
2438                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2439                 if test x$stabs = xyes; then
2440                         tm_file="${tm_file} dbx.h"
2441                 fi
2442                 xm_defines=USG
2443                 xmake_file=mips/x-iris
2444                 if test x$gas = xyes
2445                 then
2446                         tmake_file=mips/t-mips-gas
2447                 else
2448                         extra_passes="mips-tfile mips-tdump"
2449                 fi
2450                 if test x$gnu_ld != xyes
2451                 then
2452                         use_collect2=yes
2453                 fi
2454 #               if test x$enable_threads = xyes; then
2455 #                       thread_file='irix'
2456 #               fi
2457                 ;;
2458         mips-sgi-*)                     # Mostly like a MIPS.
2459                 tm_file="mips/iris3.h ${tm_file}"
2460                 if test x$stabs = xyes; then
2461                         tm_file="${tm_file} dbx.h"
2462                 fi
2463                 xm_defines=USG
2464                 xmake_file=mips/x-iris3
2465                 if test x$gas = xyes
2466                 then
2467                         tmake_file=mips/t-mips-gas
2468                 else
2469                         extra_passes="mips-tfile mips-tdump"
2470                 fi
2471                 if test x$gnu_ld != xyes
2472                 then
2473                         use_collect2=yes
2474                 fi
2475                 ;;
2476         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2477                 tm_file="mips/osfrose.h ${tm_file}"
2478                 xmake_file=mips/x-osfrose
2479                 tmake_file=mips/t-osfrose
2480                 extra_objs=halfpic.o
2481                 use_collect2=yes
2482                 ;;
2483         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2484                 tm_file=mips/dec-osf1.h
2485                 if test x$stabs = xyes; then
2486                         tm_file="${tm_file} dbx.h"
2487                 fi
2488                 xmake_file=mips/x-dec-osf1
2489                 if test x$gas = xyes
2490                 then
2491                         tmake_file=mips/t-mips-gas
2492                 else
2493                         tmake_file=mips/t-ultrix
2494                         extra_passes="mips-tfile mips-tdump"
2495                 fi
2496                 if test x$gnu_ld != xyes
2497                 then
2498                         use_collect2=yes
2499                 fi
2500                 ;;
2501         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2502               tm_file=mips/dec-bsd.h
2503               if test x$gas = xyes
2504               then
2505                         tmake_file=mips/t-mips-gas
2506               else
2507                         tmake_file=mips/t-ultrix
2508                         extra_passes="mips-tfile mips-tdump"
2509               fi
2510               if test x$gnu_ld != xyes
2511               then
2512                         use_collect2=yes
2513               fi
2514               ;;
2515         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2516                 tm_file=mips/netbsd.h
2517                 # On NetBSD, the headers are already okay, except for math.h.
2518                 tmake_file=t-netbsd
2519                 ;;
2520        mips*-*-linux*)                         # Linux MIPS, either endian.
2521                 xmake_file=x-linux
2522                 xm_file="xm-siglist.h ${xm_file}"
2523                case $machine in
2524                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2525                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2526                esac
2527                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2528                 gnu_ld=yes
2529                 gas=yes
2530                 if test x$enable_threads = xyes; then
2531                         thread_file='posix'
2532                 fi
2533                 ;;
2534         mips*el-*-openbsd*)     # mips little endian
2535                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2536                 ;;
2537         mips*-*-openbsd*)               # mips big endian
2538                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2539                 tm_file="mips/openbsd-be.h ${tm_file}"
2540                 ;;
2541         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2542                 tm_file="mips/news4.h ${tm_file}"
2543                 if test x$stabs = xyes; then
2544                         tm_file="${tm_file} dbx.h"
2545                 fi
2546                 if test x$gas = xyes
2547                 then
2548                         tmake_file=mips/t-mips-gas
2549                 else
2550                         extra_passes="mips-tfile mips-tdump"
2551                 fi
2552                 if test x$gnu_ld != xyes
2553                 then
2554                         use_collect2=yes
2555                 fi
2556                 xmake_file=mips/x-sony
2557                 ;;
2558         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2559                                         # That is based on svr4.
2560                 # t-svr4 is not right because this system doesn't use ELF.
2561                 tm_file="mips/news5.h ${tm_file}"
2562                 if test x$stabs = xyes; then
2563                         tm_file="${tm_file} dbx.h"
2564                 fi
2565                 xm_file="xm-siglist.h ${xm_file}"
2566                 xm_defines=USG
2567                 if test x$gas = xyes
2568                 then
2569                         tmake_file=mips/t-mips-gas
2570                 else
2571                         extra_passes="mips-tfile mips-tdump"
2572                 fi
2573                 if test x$gnu_ld != xyes
2574                 then
2575                         use_collect2=yes
2576                 fi
2577                 ;;
2578         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2579                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2580                 if test x$stabs = xyes; then
2581                         tm_file="${tm_file} dbx.h"
2582                 fi
2583                 xm_file="xm-siglist.h ${xm_file}"
2584                 xm_defines=USG
2585                 xmake_file=mips/x-sysv
2586                 if test x$gas = xyes
2587                 then
2588                         tmake_file=mips/t-mips-gas
2589                         extra_parts="crtbegin.o crtend.o"
2590                 else
2591                         tmake_file=mips/t-mips
2592                         extra_passes="mips-tfile mips-tdump"
2593                 fi
2594                 if test x$gnu_ld != xyes
2595                 then
2596                         use_collect2=yes
2597                 fi
2598                 ;;
2599         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2600                 tm_file="mips/ultrix.h ${tm_file}"
2601                 if test x$stabs = xyes; then
2602                         tm_file="${tm_file} dbx.h"
2603                 fi
2604                 xmake_file=mips/x-ultrix
2605                 if test x$gas = xyes
2606                 then
2607                         tmake_file=mips/t-mips-gas
2608                 else
2609                         tmake_file=mips/t-ultrix
2610                         extra_passes="mips-tfile mips-tdump"
2611                 fi
2612                 if test x$gnu_ld != xyes
2613                 then
2614                         use_collect2=yes
2615                 fi
2616                 ;;
2617 changequote(,)dnl
2618         mips-*-riscos[56789]bsd*)
2619 changequote([,])dnl
2620                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2621                 if test x$stabs = xyes; then
2622                         tm_file="${tm_file} dbx.h"
2623                 fi
2624                 if test x$gas = xyes
2625                 then
2626                         tmake_file=mips/t-bsd-gas
2627                 else
2628                         tmake_file=mips/t-bsd
2629                         extra_passes="mips-tfile mips-tdump"
2630                 fi
2631                 if test x$gnu_ld != xyes
2632                 then
2633                         use_collect2=yes
2634                 fi
2635                 ;;
2636 changequote(,)dnl
2637         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2638 changequote([,])dnl
2639                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2640                 if test x$stabs = xyes; then
2641                         tm_file="${tm_file} dbx.h"
2642                 fi
2643                 if test x$gas = xyes
2644                 then
2645                         tmake_file=mips/t-bsd-gas
2646                 else
2647                         tmake_file=mips/t-bsd
2648                         extra_passes="mips-tfile mips-tdump"
2649                 fi
2650                 if test x$gnu_ld != xyes
2651                 then
2652                         use_collect2=yes
2653                 fi
2654                 ;;
2655 changequote(,)dnl
2656         mips-*-riscos[56789]sysv4*)
2657 changequote([,])dnl
2658                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2659                 if test x$stabs = xyes; then
2660                         tm_file="${tm_file} dbx.h"
2661                 fi
2662                 xm_file="xm-siglist.h ${xm_file}"
2663                 xmake_file=mips/x-sysv
2664                 if test x$gas = xyes
2665                 then
2666                         tmake_file=mips/t-svr4-gas
2667                 else
2668                         tmake_file=mips/t-svr4
2669                         extra_passes="mips-tfile mips-tdump"
2670                 fi
2671                 if test x$gnu_ld != xyes
2672                 then
2673                         use_collect2=yes
2674                 fi
2675                 ;;
2676 changequote(,)dnl
2677         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2678 changequote([,])dnl
2679                 tm_file="mips/svr4-4.h ${tm_file}"
2680                 if test x$stabs = xyes; then
2681                         tm_file="${tm_file} dbx.h"
2682                 fi
2683                 xm_defines=USG
2684                 xmake_file=mips/x-sysv
2685                 if test x$gas = xyes
2686                 then
2687                         tmake_file=mips/t-svr4-gas
2688                 else
2689                         tmake_file=mips/t-svr4
2690                         extra_passes="mips-tfile mips-tdump"
2691                 fi
2692                 if test x$gnu_ld != xyes
2693                 then
2694                         use_collect2=yes
2695                 fi
2696                 ;;
2697 changequote(,)dnl
2698         mips-*-riscos[56789]sysv*)
2699 changequote([,])dnl
2700                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2701                 if test x$stabs = xyes; then
2702                         tm_file="${tm_file} dbx.h"
2703                 fi
2704                 xm_defines=USG
2705                 xmake_file=mips/x-sysv
2706                 if test x$gas = xyes
2707                 then
2708                         tmake_file=mips/t-svr3-gas
2709                 else
2710                         tmake_file=mips/t-svr3
2711                         extra_passes="mips-tfile mips-tdump"
2712                 fi
2713                 if test x$gnu_ld != xyes
2714                 then
2715                         use_collect2=yes
2716                 fi
2717                 ;;
2718         mips-*-sysv* | mips-*-riscos*sysv*)
2719                 tm_file="mips/svr3-4.h ${tm_file}"
2720                 if test x$stabs = xyes; then
2721                         tm_file="${tm_file} dbx.h"
2722                 fi
2723                 xm_defines=USG
2724                 xmake_file=mips/x-sysv
2725                 if test x$gas = xyes
2726                 then
2727                         tmake_file=mips/t-svr3-gas
2728                 else
2729                         tmake_file=mips/t-svr3
2730                         extra_passes="mips-tfile mips-tdump"
2731                 fi
2732                 if test x$gnu_ld != xyes
2733                 then
2734                         use_collect2=yes
2735                 fi
2736                 ;;
2737 changequote(,)dnl
2738         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2739 changequote([,])dnl
2740                 tm_file=mips/mips-5.h
2741                 if test x$stabs = xyes; then
2742                         tm_file="${tm_file} dbx.h"
2743                 fi
2744                 if test x$gas = xyes
2745                 then
2746                         tmake_file=mips/t-mips-gas
2747                 else
2748                         extra_passes="mips-tfile mips-tdump"
2749                 fi
2750                 if test x$gnu_ld != xyes
2751                 then
2752                         use_collect2=yes
2753                 fi
2754                 ;;
2755         mips-*-gnu*)
2756                 ;;
2757         mipsel-*-ecoff*)
2758                 tm_file=mips/ecoffl.h
2759                 if test x$stabs = xyes; then
2760                         tm_file="${tm_file} dbx.h"
2761                 fi
2762                 tmake_file=mips/t-ecoff
2763                 ;;
2764         mips-*-ecoff*)
2765                 tm_file="gofast.h mips/ecoff.h"
2766                 if test x$stabs = xyes; then
2767                         tm_file="${tm_file} dbx.h"
2768                 fi
2769                 tmake_file=mips/t-ecoff
2770                 ;;
2771         mipsel-*-elf*)
2772                 tm_file="mips/elfl.h"
2773                 tmake_file=mips/t-elf
2774                 ;;
2775         mips-*-elf*)
2776                 tm_file="mips/elf.h"
2777                 tmake_file=mips/t-elf
2778                 ;;
2779         mips64el-*-elf*)
2780                 tm_file="mips/elfl64.h"
2781                 tmake_file=mips/t-elf
2782                 ;;
2783         mips64orionel-*-elf*)
2784                 tm_file="mips/elforion.h mips/elfl64.h"
2785                 tmake_file=mips/t-elf
2786                 ;;
2787         mips64-*-elf*)
2788                 tm_file="mips/elf64.h"
2789                 tmake_file=mips/t-elf
2790                 ;;
2791         mips64orion-*-elf*)
2792                 tm_file="mips/elforion.h mips/elf64.h"
2793                 tmake_file=mips/t-elf
2794                 ;;
2795         mips64orion-*-rtems*)
2796                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2797                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2798                 tmake_file="mips/t-elf t-rtems"
2799                 ;;
2800         mipstx39el-*-elf*)
2801                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2802                 tmake_file=mips/t-r3900
2803                 ;;
2804         mipstx39-*-elf*)
2805                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2806                 tmake_file=mips/t-r3900
2807                 ;;
2808         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2809                 if test x$stabs = xyes; then
2810                         tm_file="${tm_file} dbx.h"
2811                 fi
2812                 if test x$gas = xyes
2813                 then
2814                         tmake_file=mips/t-mips-gas
2815                 else
2816                         extra_passes="mips-tfile mips-tdump"
2817                 fi
2818                 if test x$gnu_ld != xyes
2819                 then
2820                         use_collect2=yes
2821                 fi
2822                 ;;
2823         mn10200-*-*)
2824                 cpu_type=mn10200
2825                 tm_file="mn10200/mn10200.h"
2826                 if test x$stabs = xyes
2827                 then
2828                         tm_file="${tm_file} dbx.h"
2829                 fi
2830                 use_collect2=no
2831                 ;;
2832         mn10300-*-*)
2833                 cpu_type=mn10300
2834                 tm_file="mn10300/mn10300.h"
2835                 if test x$stabs = xyes
2836                 then
2837                         tm_file="${tm_file} dbx.h"
2838                 fi
2839                 use_collect2=no
2840                 ;;
2841         ns32k-encore-bsd*)
2842                 tm_file=ns32k/encore.h
2843                 use_collect2=yes
2844                 ;;
2845         ns32k-sequent-bsd*)
2846                 tm_file=ns32k/sequent.h
2847                 use_collect2=yes
2848                 ;;
2849         ns32k-tek6100-bsd*)
2850                 tm_file=ns32k/tek6100.h
2851                 use_collect2=yes
2852                 ;;
2853         ns32k-tek6200-bsd*)
2854                 tm_file=ns32k/tek6200.h
2855                 use_collect2=yes
2856                 ;;
2857 # This has not been updated to GCC 2.
2858 #       ns32k-ns-genix*)
2859 #               xm_defines=USG
2860 #               xmake_file=ns32k/x-genix
2861 #               tm_file=ns32k/genix.h
2862 #               use_collect2=yes
2863 #               ;;
2864         ns32k-merlin-*)
2865                 tm_file=ns32k/merlin.h
2866                 use_collect2=yes
2867                 ;;
2868         ns32k-pc532-mach*)
2869                 tm_file=ns32k/pc532-mach.h
2870                 use_collect2=yes
2871                 ;;
2872         ns32k-pc532-minix*)
2873                 tm_file=ns32k/pc532-min.h
2874                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2875                 xm_defines=USG
2876                 use_collect2=yes
2877                 ;;
2878         ns32k-*-netbsd*)
2879                 tm_file=ns32k/netbsd.h
2880                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2881                 # On NetBSD, the headers are already okay, except for math.h.
2882                 tmake_file=t-netbsd
2883        use_collect2=yes
2884                 ;;
2885         pdp11-*-bsd)
2886                 tm_file="${tm_file} pdp11/2bsd.h"
2887                 ;;
2888         pdp11-*-*)
2889                 ;;
2890         ns32k-*-openbsd*)
2891                 # Nothing special
2892                 ;;
2893 # This has not been updated to GCC 2.
2894 #       pyramid-*-*)
2895 #               cpu_type=pyr
2896 #               xmake_file=pyr/x-pyr
2897 #               use_collect2=yes
2898 #               ;;
2899         romp-*-aos*)
2900                 use_collect2=yes
2901                 ;;
2902         romp-*-mach*)
2903                 xmake_file=romp/x-mach
2904                 use_collect2=yes
2905                 ;;
2906         romp-*-openbsd*)
2907                 # Nothing special
2908                 ;;
2909         powerpc-*-openbsd*)
2910                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2911                 ;;
2912         powerpc-*-beos*)
2913                 cpu_type=rs6000
2914                 tm_file=rs6000/beos.h
2915                 xm_file=rs6000/xm-beos.h
2916                 tmake_file=rs6000/t-beos
2917                 xmake_file=rs6000/x-beos
2918                 ;;
2919         powerpc-*-sysv* | powerpc-*-elf*)
2920                 tm_file=rs6000/sysv4.h
2921                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2922                 xm_defines="USG POSIX"
2923                 extra_headers=ppc-asm.h
2924                 if test x$gas = xyes
2925                 then
2926                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2927                 else
2928                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2929                 fi
2930                 xmake_file=rs6000/x-sysv4
2931                 ;;
2932         powerpc-*-eabiaix*)
2933                 tm_file=rs6000/eabiaix.h
2934                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2935                 extra_headers=ppc-asm.h
2936                 ;;
2937         powerpc-*-eabisim*)
2938                 tm_file=rs6000/eabisim.h
2939                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2940                 extra_headers=ppc-asm.h
2941                 ;;
2942         powerpc-*-eabi*)
2943                 tm_file=rs6000/eabi.h
2944                 if test x$gas = xyes
2945                 then
2946                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2947                 else
2948                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2949                 fi
2950                 extra_headers=ppc-asm.h
2951                 ;;
2952         powerpc-*-rtems*)
2953                 tm_file=rs6000/rtems.h
2954                 if test x$gas = xyes
2955                 then
2956                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2957                 else
2958                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2959                 fi
2960                 extra_headers=ppc-asm.h
2961                 ;;
2962         powerpc-*-linux-gnulibc1)
2963                 tm_file=rs6000/linux.h
2964                 xm_file=rs6000/xm-sysv4.h
2965                 out_file=rs6000/rs6000.c
2966                 if test x$gas = xyes
2967                 then
2968                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2969                 else
2970                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2971                 fi
2972                 xmake_file=x-linux
2973                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2974                 extra_headers=ppc-asm.h
2975                 if test x$enable_threads = xyes; then
2976                         thread_file='posix'
2977                 fi
2978                 ;;
2979         powerpc-*-linux-gnu*)
2980                 tm_file=rs6000/linux.h
2981                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2982                 xm_defines="USG ${xm_defines}"
2983                 out_file=rs6000/rs6000.c
2984                 if test x$gas = xyes
2985                 then
2986                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2987                 else
2988                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2989                 fi
2990                 xmake_file=x-linux
2991                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2992                 extra_headers=ppc-asm.h
2993                 if test x$enable_threads = xyes; then
2994                         thread_file='posix'
2995                 fi
2996                 ;;
2997         powerpc-wrs-vxworks*)
2998                 cpu_type=rs6000
2999                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3000                 xm_defines="USG POSIX"
3001                 tm_file=rs6000/vxppc.h
3002                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3003                 extra_headers=ppc-asm.h
3004                 thread_file='vxworks'
3005                 ;;
3006         powerpcle-*-sysv* | powerpcle-*-elf*)
3007                 tm_file=rs6000/sysv4le.h
3008                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3009                 xm_defines="USG POSIX"
3010                 if test x$gas = xyes
3011                 then
3012                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3013                 else
3014                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3015                 fi
3016                 xmake_file=rs6000/x-sysv4
3017                 extra_headers=ppc-asm.h
3018                 ;;
3019         powerpcle-*-eabisim*)
3020                 tm_file=rs6000/eabilesim.h
3021                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3022                 extra_headers=ppc-asm.h
3023                 ;;
3024         powerpcle-*-eabi*)
3025                 tm_file=rs6000/eabile.h
3026                 if test x$gas = xyes
3027                 then
3028                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3029                 else
3030                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3031                 fi
3032                 extra_headers=ppc-asm.h
3033                 ;;
3034         powerpcle-*-winnt* )
3035                 tm_file=rs6000/win-nt.h
3036                 tmake_file=rs6000/t-winnt
3037 #               extra_objs=pe.o
3038                 if test x$enable_threads = xyes; then
3039                         thread_file='win32'
3040                 fi
3041                 extra_headers=ppc-asm.h
3042                 ;;
3043         powerpcle-*-pe | powerpcle-*-cygwin*)
3044                 tm_file=rs6000/cygwin.h
3045                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
3046                 tmake_file=rs6000/t-winnt
3047                 xmake_file=rs6000/x-cygwin
3048 #               extra_objs=pe.o
3049                 if test x$enable_threads = xyes; then
3050                         thread_file='win32'
3051                 fi
3052                 exeext=.exe
3053                 extra_headers=ppc-asm.h
3054                 ;;
3055         powerpcle-*-solaris2*)
3056                 tm_file=rs6000/sol2.h
3057                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
3058                 xm_defines="USG POSIX"
3059                 if test x$gas = xyes
3060                 then
3061                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3062                 else
3063                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3064                 fi
3065                 xmake_file=rs6000/x-sysv4
3066                 extra_headers=ppc-asm.h
3067                 ;;
3068 changequote(,)dnl
3069         rs6000-ibm-aix3.[01]*)
3070 changequote([,])dnl
3071                 tm_file=rs6000/aix31.h
3072                 xmake_file=rs6000/x-aix31
3073                 float_format=none
3074                 use_collect2=yes
3075                 ;;
3076 changequote(,)dnl
3077         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3078 changequote([,])dnl
3079                 tm_file=rs6000/aix3newas.h
3080                 if test x$host != x$target
3081                 then
3082                         tmake_file=rs6000/t-xnewas
3083                 else
3084                         tmake_file=rs6000/t-newas
3085                 fi
3086                 float_format=none
3087                 use_collect2=yes
3088                 ;;
3089 changequote(,)dnl
3090         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3091 changequote([,])dnl
3092                 tm_file=rs6000/aix41.h
3093                 if test x$host != x$target
3094                 then
3095                         tmake_file=rs6000/t-xnewas
3096                 else
3097                         tmake_file=rs6000/t-newas
3098                 fi
3099                 if test "$gnu_ld" = yes
3100                 then
3101                         xmake_file=rs6000/x-aix41-gld
3102                 else
3103                         xmake_file=rs6000/x-aix41
3104                 fi
3105                 float_format=none
3106                 use_collect2=yes
3107                 ;;
3108 changequote(,)dnl
3109         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3110 changequote([,])dnl
3111                 tm_file=rs6000/aix43.h
3112                 if test x$host != x$target
3113                 then
3114                         tmake_file=rs6000/t-xaix43
3115                 else
3116                         tmake_file=rs6000/t-aix43
3117                 fi
3118                 xmake_file=rs6000/x-aix43
3119                 float_format=none
3120                 use_collect2=yes
3121                 ;;
3122 changequote(,)dnl
3123         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3124 changequote([,])dnl
3125                 tm_file=rs6000/aix43.h
3126                 if test x$host != x$target
3127                 then
3128                         tmake_file=rs6000/t-xaix43
3129                 else
3130                         tmake_file=rs6000/t-aix43
3131                 fi
3132                 xmake_file=rs6000/x-aix43
3133                 float_format=none
3134                 use_collect2=yes
3135                 ;;
3136         rs6000-ibm-aix*)
3137                 float_format=none
3138                 use_collect2=yes
3139                 ;;
3140         rs6000-bull-bosx)
3141                 float_format=none
3142                 use_collect2=yes
3143                 ;;
3144         rs6000-*-mach*)
3145                 tm_file=rs6000/mach.h
3146                 xm_file="${xm_file} rs6000/xm-mach.h"
3147                 xmake_file=rs6000/x-mach
3148                 use_collect2=yes
3149                 ;;
3150         rs6000-*-lynxos*)
3151                 tm_file=rs6000/lynx.h
3152                 xm_file=rs6000/xm-lynx.h
3153                 tmake_file=rs6000/t-rs6000
3154                 xmake_file=rs6000/x-lynx
3155                 use_collect2=yes
3156                 ;;
3157         sh-*-elf*)
3158                 tm_file=sh/elf.h
3159                 float_format=sh
3160                 ;;
3161         sh-*-rtemself*)
3162                 tmake_file="sh/t-sh t-rtems"
3163                 tm_file=sh/rtemself.h
3164                 float_format=sh
3165                 ;;
3166         sh-*-rtems*)
3167                 tmake_file="sh/t-sh t-rtems"
3168                 tm_file=sh/rtems.h
3169                 float_format=sh
3170                 ;;
3171         sh-*-*)
3172                 float_format=sh
3173                 ;;
3174         sparc-tti-*)
3175                 tm_file=sparc/pbd.h
3176                 xm_file="xm-alloca.h ${xm_file}"
3177                 xm_defines=USG
3178                 ;;
3179         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3180                 tm_file=sparc/vxsparc.h
3181                 tmake_file=sparc/t-vxsparc
3182                 use_collect2=yes
3183                 thread_file='vxworks'
3184                 ;;
3185         sparc-*-aout*)
3186                 tmake_file=sparc/t-sparcbare
3187                 tm_file="sparc/aout.h libgloss.h"
3188                 ;;
3189         sparc-*-netbsd*)
3190                 tm_file=sparc/netbsd.h
3191                 tmake_file=t-netbsd
3192        use_collect2=yes
3193                 ;;
3194         sparc-*-openbsd*)
3195                 # we need collect2 until our bug is fixed...
3196                 use_collect2=yes
3197                 ;;
3198         sparc-*-bsd*)
3199                 tm_file=sparc/bsd.h
3200                 ;;
3201         sparc-*-elf*)
3202                 tm_file=sparc/elf.h
3203                 tmake_file=sparc/t-elf
3204                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3205                 #float_format=i128
3206                 float_format=i64
3207                 ;;
3208         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3209                 xm_file="${xm_file} sparc/xm-linux.h"
3210                 tm_file=sparc/linux-aout.h
3211                 xmake_file=x-linux
3212                 gnu_ld=yes
3213                 ;;
3214         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3215                 xm_file="${xm_file} sparc/xm-linux.h"
3216                 xmake_file=x-linux
3217                 tm_file=sparc/linux.h
3218                 tmake_file="t-linux t-linux-gnulibc1"
3219                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3220                 gnu_ld=yes
3221                 float_format=sparc
3222                 ;;
3223         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3224                 xm_file="${xm_file} sparc/xm-linux.h"
3225                 xmake_file=x-linux
3226                 tm_file=sparc/linux.h
3227                 tmake_file="t-linux"
3228                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3229                 gnu_ld=yes
3230                 if test x$enable_threads = xyes; then
3231                         thread_file='posix'
3232                 fi
3233                 float_format=sparc
3234                 ;;
3235         sparc-*-lynxos*)
3236                 if test x$gas = xyes
3237                 then
3238                         tm_file=sparc/lynx.h
3239                 else
3240                         tm_file=sparc/lynx-ng.h
3241                 fi
3242                 xm_file=sparc/xm-lynx.h
3243                 tmake_file=sparc/t-sunos41
3244                 xmake_file=x-lynx
3245                 ;;
3246         sparc-*-rtems*|sparc-*-rtemself*)
3247                 tm_file="sparc/rtemself.h"
3248                 tmake_file="sparc/t-elf t-rtems"
3249                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3250                 #float_format=i128
3251                 float_format=i64
3252                 ;;
3253         sparc-*-rtemsaout*)
3254                 tmake_file="sparc/t-sparcbare t-rtems"
3255                 tm_file=sparc/rtems.h
3256                 ;;
3257         sparcv9-*-solaris2*)
3258                 tm_file=sparc/sol2-sld-64.h
3259                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3260                 xm_defines="USG POSIX"
3261                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3262                 xmake_file=sparc/x-sysv4
3263                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3264                 float_format=none
3265                 if test x${enable_threads} = x ; then
3266                     enable_threads=$have_pthread_h
3267                     if test x${enable_threads} = x ; then
3268                         enable_threads=$have_thread_h
3269                     fi
3270                 fi
3271                 if test x${enable_threads} = xyes ; then
3272                     if test x${have_pthread_h} = xyes ; then
3273                         thread_file='posix'
3274                     else
3275                         thread_file='solaris'
3276                     fi
3277                 fi
3278                 ;;
3279         sparc-hal-solaris2*)
3280                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3281                 xm_defines="USG POSIX"
3282                 tm_file="sparc/sol2.h sparc/hal.h"
3283                 tmake_file="sparc/t-halos sparc/t-sol2"
3284                 xmake_file=sparc/x-sysv4
3285                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3286                 case $machine in
3287                 *-*-solaris2.[0-4])
3288                         float_format=i128
3289                 ;;
3290                 *)
3291                         float_format=none
3292                         ;;
3293                 esac
3294                 thread_file='solaris'
3295                 ;;
3296         sparc-*-solaris2*)
3297                 if test x$gnu_ld = xyes
3298                 then
3299                         tm_file=sparc/sol2.h
3300                 else
3301                         tm_file=sparc/sol2-sld.h
3302                 fi
3303                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3304                 xm_defines="USG POSIX"
3305                 tmake_file=sparc/t-sol2
3306                 xmake_file=sparc/x-sysv4
3307                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3308                 case $machine in
3309 changequote(,)dnl
3310                 *-*-solaris2.[0-4])
3311 changequote([,])dnl
3312                         float_format=i128
3313                         ;;
3314                 *)
3315                         float_format=none
3316                         ;;
3317                 esac
3318                 if test x${enable_threads} = x; then
3319                     enable_threads=$have_pthread_h
3320                     if test x${enable_threads} = x; then
3321                         enable_threads=$have_thread_h
3322                     fi
3323                 fi
3324                 if test x${enable_threads} = xyes; then
3325                     if test x${have_pthread_h} = xyes; then
3326                         thread_file='posix'
3327                     else
3328                         thread_file='solaris'
3329                     fi
3330                 fi
3331                 ;;
3332         sparc-*-sunos4.0*)
3333                 tm_file=sparc/sunos4.h
3334                 tmake_file=sparc/t-sunos40
3335                 use_collect2=yes
3336                 ;;
3337         sparc-*-sunos4*)
3338                 tm_file=sparc/sunos4.h
3339                 tmake_file=sparc/t-sunos41
3340                 use_collect2=yes
3341                 if test x$gas = xyes; then
3342                         tm_file="${tm_file} sparc/sun4gas.h"
3343                 fi
3344                 ;;
3345         sparc-*-sunos3*)
3346                 tm_file=sparc/sun4o3.h
3347                 use_collect2=yes
3348                 ;;
3349         sparc-*-sysv4*)
3350                 tm_file=sparc/sysv4.h
3351                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3352                 xm_defines="USG POSIX"
3353                 tmake_file=t-svr4
3354                 xmake_file=sparc/x-sysv4
3355                 extra_parts="crtbegin.o crtend.o"
3356                 ;;
3357         sparc-*-vxsim*)
3358                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3359                 xm_defines="USG POSIX"
3360                 tm_file=sparc/vxsim.h
3361                 tmake_file=sparc/t-vxsparc
3362                 xmake_file=sparc/x-sysv4
3363                 ;;
3364         sparclet-*-aout*)
3365                 tm_file="sparc/splet.h libgloss.h"
3366                 tmake_file=sparc/t-splet
3367                 ;;
3368         sparclite-*-coff*)
3369                 tm_file="sparc/litecoff.h libgloss.h"
3370                 tmake_file=sparc/t-sparclite
3371                 ;;
3372         sparclite-*-aout*)
3373                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3374                 tmake_file=sparc/t-sparclite
3375                 ;;
3376         sparclite-*-elf*)
3377                 tm_file="sparc/liteelf.h"
3378                 tmake_file=sparc/t-sparclite
3379                 extra_parts="crtbegin.o crtend.o"
3380                 ;;
3381         sparc86x-*-aout*)
3382                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3383                 tmake_file=sparc/t-sp86x
3384                 ;;
3385         sparc86x-*-elf*)        
3386                 tm_file="sparc/sp86x-elf.h"
3387                 tmake_file=sparc/t-sp86x
3388                 extra_parts="crtbegin.o crtend.o"
3389                 ;;
3390         sparc64-*-aout*)
3391                 tmake_file=sparc/t-sp64
3392                 tm_file=sparc/sp64-aout.h
3393                 ;;
3394         sparc64-*-elf*)
3395                 tmake_file=sparc/t-sp64
3396                 tm_file=sparc/sp64-elf.h
3397                 extra_parts="crtbegin.o crtend.o"
3398                 ;;
3399         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3400                 tmake_file="t-linux sparc/t-linux64"
3401                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3402                 tm_file=sparc/linux64.h
3403                 xmake_file=x-linux
3404                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3405                 gnu_ld=yes
3406                 float_format=sparc
3407                 ;;
3408 # This hasn't been upgraded to GCC 2.
3409 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3410 #               tm_file=tahoe/harris.h
3411 #               ;;
3412 #       tahoe-*-bsd*)                   # tahoe running BSD
3413 #               ;;
3414         thumb-*-coff* | thumbel-*-coff*)
3415                 tm_file=arm/tcoff.h
3416                 out_file=arm/thumb.c
3417                 xm_file=arm/xm-thumb.h
3418                 md_file=arm/thumb.md
3419                 tmake_file=arm/t-thumb
3420                 ;;
3421         thumb-*-elf* | thumbel-*-elf*)
3422                 tm_file=arm/telf.h
3423                 out_file=arm/thumb.c
3424                 xm_file=arm/xm-thumb.h
3425                 md_file=arm/thumb.md
3426                 tmake_file=arm/t-thumb-elf
3427                 ;;
3428         thumb-*-linux-gnu*)
3429                 tm_file=arm/linux-telf.h
3430                 out_file=arm/thumb.c
3431                 xm_file=arm/xm-thumb.h
3432                 md_file=arm/thumb.md
3433                 tmake_file=arm/t-thumb-linux
3434                 ;;
3435         thumb-*-uclinux*)
3436                 tm_file=arm/uclinux-telf.h
3437                 out_file=arm/thumb.c
3438                 md_file=arm/thumb.md
3439                 tmake_file=arm/t-thumb-linux
3440                 xm_file=arm/xm-thumb.h
3441                 ;;
3442         thumb-wrs-vxworks)
3443                 tm_file=arm/tcoff.h
3444                 out_file=arm/thumb.c
3445                 xm_file=arm/xm-thumb.h
3446                 md_file=arm/thumb.md
3447                 tmake_file=arm/t-thumb
3448                 thread_file='vxworks'
3449                 ;;
3450         thumb-*-pe)
3451                 tm_file=arm/tpe.h
3452                 out_file=arm/thumb.c
3453                 xm_file=arm/xm-thumb.h
3454                 md_file=arm/thumb.md
3455                 tmake_file=arm/t-pe-thumb
3456                 extra_objs=pe.o
3457                 ;;
3458 # This hasn't been upgraded to GCC 2.
3459 #       tron-*-*)
3460 #               cpu_type=gmicro
3461 #               use_collect2=yes
3462 #               ;;
3463         v850-*-*)
3464                 target_cpu_default="TARGET_CPU_generic"
3465                 cpu_type=v850
3466                 tm_file="v850/v850.h"
3467                 xm_file="v850/xm-v850.h"
3468                 tmake_file=v850/t-v850
3469                 if test x$stabs = xyes
3470                 then
3471                         tm_file="${tm_file} dbx.h"
3472                 fi
3473                 use_collect2=no
3474                 ;;
3475         vax-*-bsd*)                     # vaxen running BSD
3476                 use_collect2=yes
3477                 float_format=vax
3478                 ;;
3479         vax-*-sysv*)                    # vaxen running system V
3480                 tm_file="${tm_file} vax/vaxv.h"
3481                 xm_defines=USG
3482                 float_format=vax
3483                 ;;
3484         vax-*-netbsd*)
3485                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3486                 tmake_file=t-netbsd
3487                 float_format=vax
3488        use_collect2=yes
3489                 ;;
3490         vax-*-openbsd*)
3491                 tmake_file="${tmake_file} vax/t-openbsd"
3492                 ;;
3493         vax-*-ultrix*)                  # vaxen running ultrix
3494                 tm_file="${tm_file} vax/ultrix.h"
3495                 use_collect2=yes
3496                 float_format=vax
3497                 ;;
3498         vax-*-vms*)                     # vaxen running VMS
3499                 xm_file=vax/xm-vms.h
3500                 tm_file=vax/vms.h
3501                 float_format=vax
3502                 ;;
3503         vax-*-*)                        # vax default entry
3504                 float_format=vax
3505                 ;;
3506         we32k-att-sysv*)
3507                 xm_file="${xm_file} xm-svr3"
3508                 use_collect2=yes
3509                 ;;
3510         *)
3511                 echo "Configuration $machine not supported" 1>&2
3512                 exit 1
3513                 ;;
3514         esac
3515
3516         case $machine in
3517         *-*-linux-gnu*)
3518                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3519         *-*-gnu*)
3520                 # On the GNU system, the setup is just about the same on
3521                 # each different CPU.  The specific machines that GNU
3522                 # supports are matched above and just set $cpu_type.
3523                 xm_file="xm-gnu.h ${xm_file}"
3524                 tm_file=${cpu_type}/gnu.h
3525                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3526                 # GNU always uses ELF.
3527                 elf=yes
3528                 # GNU tools are the only tools.
3529                 gnu_ld=yes
3530                 gas=yes
3531                 xmake_file=x-linux      # These details are the same as Linux.
3532                 tmake_file=t-gnu        # These are not.
3533                 ;;
3534         *-*-sysv4*)
3535                 xmake_try_sysv=x-sysv
3536                 install_headers_dir=install-headers-cpio
3537                 ;;
3538         *-*-sysv*)
3539                 install_headers_dir=install-headers-cpio
3540                 ;;
3541         esac
3542
3543         # Distinguish i[34567]86
3544         # Also, do not run mips-tfile on MIPS if using gas.
3545         # Process --with-cpu= for PowerPC/rs6000
3546         target_cpu_default2=
3547         case $machine in
3548         i486-*-*)
3549                 target_cpu_default2=1
3550                 ;;
3551         i586-*-*)
3552                 case $target_alias in
3553                         k6-*)
3554                                 target_cpu_default2=4
3555                                 ;;
3556                         *)
3557                                 target_cpu_default2=2
3558                                 ;;
3559                 esac
3560                 ;;
3561         i686-*-* | i786-*-*)
3562                 target_cpu_default2=3
3563                 ;;
3564         alpha*-*-*)
3565                 case $machine in
3566                         alphaev6*)
3567                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3568                                 ;;
3569                         alphapca56*)
3570                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3571                                 ;;
3572                         alphaev56*)
3573                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3574                                 ;;
3575                         alphaev5*)
3576                                 target_cpu_default2="MASK_CPU_EV5"
3577                                 ;;
3578                 esac
3579                                 
3580                 if test x$gas = xyes
3581                 then
3582                         if test "$target_cpu_default2" = ""
3583                         then
3584                                 target_cpu_default2="MASK_GAS"
3585                         else
3586                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3587                         fi
3588                 fi
3589                 ;;
3590         arm*-*-*)
3591                 case "x$with_cpu" in
3592                         x)
3593                                 # The most generic
3594                                 target_cpu_default2="TARGET_CPU_generic"
3595                                 ;;
3596
3597                         # Distinguish cores, and major variants
3598                         # arm7m doesn't exist, but D & I don't affect code
3599 changequote(,)dnl
3600                         xarm[23678] | xarm250 | xarm[67][01]0 \
3601                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3602                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3603                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3604 changequote([,])dnl
3605                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3606                                 ;;
3607
3608                         xyes | xno)
3609                                 echo "--with-cpu must be passed a value" 1>&2
3610                                 exit 1
3611                                 ;;
3612
3613                         *)
3614                                 if test x$pass2done = xyes
3615                                 then
3616                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3617                                         exit 1
3618                                 fi
3619                                 ;;
3620                 esac
3621                 ;;
3622
3623         mips*-*-ecoff* | mips*-*-elf*)
3624                 if test x$gas = xyes
3625                 then
3626                         if test x$gnu_ld = xyes
3627                         then
3628                                 target_cpu_default2=20
3629                         else
3630                                 target_cpu_default2=16
3631                         fi
3632                 fi
3633                 ;;
3634         mips*-*-*)
3635                 if test x$gas = xyes
3636                 then
3637                         target_cpu_default2=16
3638                 fi
3639                 ;;
3640         powerpc*-*-* | rs6000-*-*)
3641                 case "x$with_cpu" in
3642                         x)
3643                                 ;;
3644
3645                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3646                           | xrios1 | xrios2 | xrsc | xrsc1 \
3647                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3648                           | xec603e | x740 | x750 | x401 \
3649                           | x403 | x505 | x801 | x821 | x823 | x860)
3650                                 target_cpu_default2="\"$with_cpu\""
3651                                 ;;
3652
3653                         xyes | xno)
3654                                 echo "--with-cpu must be passed a value" 1>&2
3655                                 exit 1
3656                                 ;;
3657
3658                         *)
3659                                 if test x$pass2done = xyes
3660                                 then
3661                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3662                                         exit 1
3663                                 fi
3664                                 ;;
3665                 esac
3666                 ;;
3667         sparc*-*-*)
3668                 case ".$with_cpu" in
3669                         .)
3670                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3671                                 ;;
3672                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3673                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3674                                 ;;
3675                         *)
3676                                 if test x$pass2done = xyes
3677                                 then
3678                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3679                                         exit 1
3680                                 fi
3681                                 ;;
3682                 esac
3683                 ;;
3684         esac
3685
3686         if test "$target_cpu_default2" != ""
3687         then
3688                 if test "$target_cpu_default" != ""
3689                 then
3690                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3691                 else
3692                         target_cpu_default=$target_cpu_default2
3693                 fi
3694         fi
3695
3696         # No need for collect2 if we have the GNU linker.
3697         # Actually, there is now; GNU ld doesn't handle the EH info or
3698         # collecting for shared libraries.
3699         #case x$gnu_ld in
3700         #xyes)
3701         #       use_collect2=
3702         #       ;;
3703         #esac
3704
3705 # Save data on machine being used to compile GCC in build_xm_file.
3706 # Save data on host machine in vars host_xm_file and host_xmake_file.
3707         if test x$pass1done = x
3708         then
3709                 if test x"$xm_file" = x
3710                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3711                 else build_xm_file=$xm_file
3712                 fi
3713                 build_xm_defines=$xm_defines
3714                 build_install_headers_dir=$install_headers_dir
3715                 build_exeext=$exeext
3716                 pass1done=yes
3717         else
3718                 if test x$pass2done = x
3719                 then
3720                         if test x"$xm_file" = x
3721                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3722                         else host_xm_file=$xm_file
3723                         fi
3724                         host_xm_defines=$xm_defines
3725                         if test x"$xmake_file" = x
3726                         then xmake_file=$cpu_type/x-$cpu_type
3727                         fi
3728                         host_xmake_file="$xmake_file"
3729                         host_truncate_target=$truncate_target
3730                         host_extra_gcc_objs=$extra_gcc_objs
3731                         host_extra_objs=$extra_host_objs
3732                         host_exeext=$exeext
3733                         pass2done=yes
3734                 fi
3735         fi
3736 done
3737
3738 extra_objs="${host_extra_objs} ${extra_objs}"
3739
3740 # Default the target-machine variables that were not explicitly set.
3741 if test x"$tm_file" = x
3742 then tm_file=$cpu_type/$cpu_type.h; fi
3743
3744 if test x$extra_headers = x
3745 then extra_headers=; fi
3746
3747 if test x"$xm_file" = x
3748 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3749
3750 if test x$md_file = x
3751 then md_file=$cpu_type/$cpu_type.md; fi
3752
3753 if test x$out_file = x
3754 then out_file=$cpu_type/$cpu_type.c; fi
3755
3756 if test x"$tmake_file" = x
3757 then tmake_file=$cpu_type/t-$cpu_type
3758 fi
3759
3760 if test x"$dwarf2" = xyes
3761 then tm_file="tm-dwarf2.h $tm_file"
3762 fi
3763
3764 if test x$float_format = x
3765 then float_format=i64
3766 fi
3767
3768 if test $float_format = none
3769 then float_h_file=Makefile.in
3770 else float_h_file=float-$float_format.h
3771 fi
3772
3773 # Handle cpp installation.
3774 if test x$enable_cpp != xno
3775 then
3776   tmake_file="$tmake_file t-install-cpp"
3777 fi
3778
3779 # Say what files are being used for the output code and MD file.
3780 echo "Using \`$srcdir/config/$out_file' to output insns."
3781 echo "Using \`$srcdir/config/$md_file' as machine description file."
3782
3783 count=a
3784 for f in $tm_file; do
3785         count=${count}x
3786 done
3787 if test $count = ax; then
3788         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3789 else
3790         echo "Using the following target machine macro files:"
3791         for f in $tm_file; do
3792                 echo "  $srcdir/config/$f"
3793         done
3794 fi
3795
3796 count=a
3797 for f in $host_xm_file; do
3798         count=${count}x
3799 done
3800 if test $count = ax; then
3801         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3802 else
3803         echo "Using the following host machine macro files:"
3804         for f in $host_xm_file; do
3805                 echo "  $srcdir/config/$f"
3806         done
3807 fi
3808
3809 if test "$host_xm_file" != "$build_xm_file"; then
3810         count=a
3811         for f in $build_xm_file; do
3812                 count=${count}x
3813         done
3814         if test $count = ax; then
3815                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3816         else
3817                 echo "Using the following build machine macro files:"
3818                 for f in $build_xm_file; do
3819                         echo "  $srcdir/config/$f"
3820                 done
3821         fi
3822 fi
3823
3824 if test x$thread_file = x; then
3825         if test x$target_thread_file != x; then
3826                 thread_file=$target_thread_file
3827         else
3828                 thread_file='single'
3829         fi
3830 fi
3831
3832 # Set up the header files.
3833 # $links is the list of header files to create.
3834 # $vars is the list of shell variables with file names to include.
3835 # auto-host.h is the file containing items generated by autoconf and is
3836 # the first file included by config.h.
3837 null_defines=
3838 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3839
3840 # If host=build, it is correct to have hconfig include auto-host.h
3841 # as well.  If host!=build, we are in error and need to do more 
3842 # work to find out the build config parameters.
3843 if test x$host = x$build
3844 then
3845         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3846 else
3847         # We create a subdir, then run autoconf in the subdir.
3848         # To prevent recursion we set host and build for the new
3849         # invocation of configure to the build for this invocation
3850         # of configure. 
3851         tempdir=build.$$
3852         rm -rf $tempdir
3853         mkdir $tempdir
3854         cd $tempdir
3855         case ${srcdir} in
3856         /*) realsrcdir=${srcdir};;
3857         *) realsrcdir=../${srcdir};;
3858         esac
3859         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3860                 --target=$target --host=$build --build=$build
3861
3862         # We just finished tests for the build machine, so rename
3863         # the file auto-build.h in the gcc directory.
3864         mv auto-host.h ../auto-build.h
3865         cd ..
3866         rm -rf $tempdir
3867         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3868 fi
3869
3870 xm_file="gansidecl.h ${xm_file}"
3871 tm_file="gansidecl.h ${tm_file}"
3872
3873 vars="host_xm_file tm_file tm_p_file xm_file build_xm_file"
3874 links="config.h tm.h tm_p.h tconfig.h hconfig.h"
3875 defines="host_xm_defines null_defines null_defines xm_defines build_xm_defines"
3876
3877 rm -f config.bak
3878 if test -f config.status; then mv -f config.status config.bak; fi
3879
3880 # Make the links.
3881 while test -n "$vars"
3882 do
3883         set $vars; var=$1; shift; vars=$*
3884         set $links; link=$1; shift; links=$*
3885         set $defines; define=$1; shift; defines=$*
3886
3887         rm -f $link
3888         # Make sure the file is created, even if it is empty.
3889         echo >$link
3890
3891         # Define TARGET_CPU_DEFAULT if the system wants one.
3892         # This substitutes for lots of *.h files.
3893         if test "$target_cpu_default" != "" -a $link = tm.h
3894         then
3895                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3896         fi
3897
3898         for file in `eval echo '$'$var`; do
3899                 case $file in
3900                 auto-config.h)
3901                         ;;
3902                 *)
3903                         echo '#ifdef IN_GCC' >>$link
3904                         ;;
3905                 esac
3906                 echo "#include \"$file\"" >>$link
3907                 case $file in
3908                 auto-config.h)
3909                         ;;
3910                 *)
3911                         echo '#endif' >>$link
3912                         ;;
3913                 esac
3914         done
3915
3916         for def in `eval echo '$'$define`; do
3917                 echo "#ifndef $def" >>$link
3918                 echo "#define $def" >>$link
3919                 echo "#endif" >>$link
3920         done
3921 done
3922
3923 # Truncate the target if necessary
3924 if test x$host_truncate_target != x; then
3925         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3926 fi
3927
3928 # Get the version trigger filename from the toplevel
3929 if test "${with_gcc_version_trigger+set}" = set; then
3930         gcc_version_trigger=$with_gcc_version_trigger
3931 else
3932         gcc_version_trigger=${srcdir}/version.c
3933 fi
3934 changequote(,)dnl
3935 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3936 changequote([,])dnl
3937
3938 # Internationalization
3939 PACKAGE=gcc
3940 VERSION="$gcc_version"
3941 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3942 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3943 AC_SUBST(PACKAGE)
3944 AC_SUBST(VERSION)
3945
3946 ALL_LINGUAS="en_UK"
3947
3948 # NLS support is still experimental, so disable it by default for now.
3949 AC_ARG_ENABLE(nls,
3950   [  --enable-nls            use Native Language Support (disabled by default)],
3951   , enable_nls=no)
3952
3953 AM_GNU_GETTEXT
3954 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3955
3956 # Windows32 Registry support for specifying GCC installation paths.
3957 AC_ARG_ENABLE(win32-registry,
3958 [  --disable-win32-registry
3959                           Disable lookup of installation paths in the
3960                          Registry on Windows hosts.
3961   --enable-win32-registry Enable registry lookup (default).
3962   --enable-win32-registry=KEY
3963                           Use KEY instead of GCC version as the last portion
3964                          of the registry key.],,)
3965
3966 AC_MSG_CHECKING(whether windows registry support is requested)
3967 if test x$enable_win32_registry != xno; then
3968   AC_DEFINE(ENABLE_WIN32_REGISTRY)
3969   AC_MSG_RESULT(yes)
3970 else
3971   AC_MSG_RESULT(no)
3972 fi
3973
3974 # Check if user specified a different registry key.
3975 case x${enable_win32_registry} in
3976 x | xyes)
3977   # default.
3978   gcc_cv_win32_registry_key="$VERSION"
3979   ;;
3980 xno)
3981   # no registry lookup.
3982   gcc_cv_win32_registry_key=''
3983   ;;
3984 *)
3985   # user-specified key.
3986   gcc_cv_win32_registry_key="$enable_win32_registry"
3987   ;;
3988 esac
3989
3990 if test x$enable_win32_registry != xno; then
3991   AC_MSG_CHECKING(registry key on windows hosts)
3992   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key")
3993   AC_MSG_RESULT($gcc_cv_win32_registry_key)
3994 fi
3995
3996 # Get an absolute path to the GCC top-level source directory
3997 holddir=`pwd`
3998 cd $srcdir
3999 topdir=`pwd`
4000 cd $holddir
4001
4002 # Conditionalize the makefile for this host machine.
4003 # Make-host contains the concatenation of all host makefile fragments
4004 # [there can be more than one].  This file is built by configure.frag.
4005 host_overrides=Make-host
4006 dep_host_xmake_file=
4007 for f in .. ${host_xmake_file}
4008 do
4009         if test -f ${srcdir}/config/$f
4010         then
4011                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
4012         fi
4013 done
4014
4015 # Conditionalize the makefile for this target machine.
4016 # Make-target contains the concatenation of all host makefile fragments
4017 # [there can be more than one].  This file is built by configure.frag.
4018 target_overrides=Make-target
4019 dep_tmake_file=
4020 for f in .. ${tmake_file}
4021 do
4022         if test -f ${srcdir}/config/$f
4023         then
4024                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4025         fi
4026 done
4027
4028 # If the host doesn't support symlinks, modify CC in
4029 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4030 # Otherwise, we can use "CC=$(CC)".
4031 rm -f symtest.tem
4032 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4033 then
4034         cc_set_by_configure="\$(CC)"
4035         quoted_cc_set_by_configure="\$(CC)"
4036         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4037 else
4038         rm -f symtest.tem
4039         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4040         then
4041                 symbolic_link="cp -p"
4042         else
4043                 symbolic_link="cp"
4044         fi
4045         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4046         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4047         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4048 fi
4049 rm -f symtest.tem
4050
4051 out_object_file=`basename $out_file .c`.o
4052
4053 tm_file_list=
4054 for f in $tm_file; do
4055   case $f in
4056     gansidecl.h )
4057        tm_file_list="${tm_file_list} $f" ;;
4058     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4059   esac
4060 done
4061
4062 host_xm_file_list=
4063 for f in $host_xm_file; do
4064   case $f in
4065     auto-host.h | gansidecl.h | hwint.h )
4066        host_xm_file_list="${host_xm_file_list} $f" ;;
4067     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4068   esac
4069 done
4070
4071 build_xm_file_list=
4072 for f in $build_xm_file; do
4073   case $f in
4074     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4075        build_xm_file_list="${build_xm_file_list} $f" ;;
4076     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4077   esac
4078 done
4079
4080 # Define macro CROSS_COMPILE in compilation
4081 # if this is a cross-compiler.
4082 # Also use all.cross instead of all.internal
4083 # and add cross-make to Makefile.
4084 cross_overrides="/dev/null"
4085 if test x$host != x$target
4086 then
4087         cross_defines="CROSS=-DCROSS_COMPILE"
4088         cross_overrides="${topdir}/cross-make"
4089 fi
4090
4091 # When building gcc with a cross-compiler, we need to fix a few things.
4092 # This must come after cross-make as we want all.build to override
4093 # all.cross.
4094 build_overrides="/dev/null"
4095 if test x$build != x$host
4096 then
4097         build_overrides="${topdir}/build-make"
4098 fi
4099
4100 # Expand extra_headers to include complete path.
4101 # This substitutes for lots of t-* files.
4102 extra_headers_list=
4103 if test "x$extra_headers" = x
4104 then true
4105 else
4106         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4107         for file in $extra_headers;
4108         do
4109                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4110         done
4111 fi
4112
4113 if test x$use_collect2 = xno; then
4114         use_collect2=
4115 fi
4116
4117 # Add a definition of USE_COLLECT2 if system wants one.
4118 # Also tell toplev.c what to do.
4119 # This substitutes for lots of t-* files.
4120 if test x$use_collect2 = x
4121 then
4122         will_use_collect2=
4123         maybe_use_collect2=
4124 else
4125         will_use_collect2="collect2"
4126         maybe_use_collect2="-DUSE_COLLECT2"
4127 fi
4128
4129 # NEED TO CONVERT
4130 # Set MD_DEPS if the real md file is in md.pre-cpp.
4131 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4132 # for line oriented comments, so we must always use a GNU cpp.  If
4133 # building gcc with a cross compiler, use the cross compiler just
4134 # built.  Otherwise, we can use the cpp just built.
4135 md_file_sub=
4136 if test "x$md_cppflags" = x
4137 then
4138         md_file_sub=$srcdir/config/$md_file
4139 else
4140         md_file=md
4141 fi
4142
4143 # If we have gas in the build tree, make a link to it.
4144 if test -f ../gas/Makefile; then
4145         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4146 fi
4147
4148 # If we have nm in the build tree, make a link to it.
4149 if test -f ../binutils/Makefile; then
4150         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4151 fi
4152
4153 # If we have ld in the build tree, make a link to it.
4154 if test -f ../ld/Makefile; then
4155 #       if test x$use_collect2 = x; then
4156 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4157 #       else
4158                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4159 #       fi
4160 fi
4161
4162 # Figure out what assembler alignment features are present.
4163 AC_MSG_CHECKING(assembler alignment features)
4164 gcc_cv_as=
4165 gcc_cv_as_alignment_features=
4166 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4167 if test -x "$DEFAULT_ASSEMBLER"; then
4168         gcc_cv_as="$DEFAULT_ASSEMBLER"
4169 elif test -x "$AS"; then
4170         gcc_cv_as="$AS"
4171 elif test -x as$host_exeext; then
4172         # Build using assembler in the current directory.
4173         gcc_cv_as=./as$host_exeext
4174 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4175         # Single tree build which includes gas.
4176         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4177         do
4178 changequote(,)dnl
4179                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4180 changequote([,])dnl
4181                 if test x$gcc_cv_gas_version != x; then
4182                         break
4183                 fi
4184         done
4185 changequote(,)dnl
4186         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4187         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4188 changequote([,])dnl
4189         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4190                 # Gas version 2.6 and later support for .balign and .p2align.
4191                 # bytes to skip when using .p2align.
4192                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4193                         gcc_cv_as_alignment_features=".balign and .p2align"
4194                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4195                 fi
4196                 # Gas version 2.8 and later support specifying the maximum
4197                 # bytes to skip when using .p2align.
4198                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4199                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4200                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4201                 fi
4202         fi
4203 elif test x$host = x$target; then
4204         # Native build.
4205         # Search the same directories that the installed compiler will
4206         # search.  Else we may find the wrong assembler and lose.  If we
4207         # do not find a suitable assembler binary, then try the user's
4208         # path.
4209         #
4210         # Also note we have to check MD_EXEC_PREFIX before checking the
4211         # user's path.  Unfortunately, there is no good way to get at the
4212         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4213         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4214         # to be fixed as part of the make/configure rewrite too.
4215
4216         if test "x$exec_prefix" = xNONE; then
4217                 if test "x$prefix" = xNONE; then
4218                         test_prefix=/usr/local
4219                 else
4220                         test_prefix=$prefix
4221                 fi
4222         else
4223                 test_prefix=$exec_prefix
4224         fi
4225
4226         # If the loop below does not find an assembler, then use whatever
4227         # one we can find in the users's path.
4228         # user's path.
4229         as=as$host_exeext
4230
4231         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4232                    $test_prefix/lib/gcc-lib/$target \
4233                    /usr/lib/gcc/$target/$gcc_version \
4234                    /usr/lib/gcc/$target \
4235                    $test_prefix/$target/bin/$target/$gcc_version \
4236                    $test_prefix/$target/bin \
4237                    /usr/libexec \
4238                    /usr/ccs/gcc \
4239                    /usr/ccs/bin \
4240                    /udk/usr/ccs/bin \
4241                    /bsd43/usr/lib/cmplrs/cc \
4242                    /usr/cross64/usr/bin \
4243                    /usr/lib/cmplrs/cc \
4244                    /sysv/usr/lib/cmplrs/cc \
4245                    /svr4/usr/lib/cmplrs/cc \
4246                    /usr/bin"
4247
4248         for dir in $test_dirs; do
4249                 if test -f $dir/as$host_exeext; then
4250                         gcc_cv_as=$dir/as$host_exeext
4251                         break;
4252                 fi
4253         done
4254 fi
4255 if test x$gcc_cv_as != x; then
4256         # Check if we have .balign and .p2align
4257         echo ".balign  4" > conftest.s
4258         echo ".p2align  2" >> conftest.s
4259         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4260                 gcc_cv_as_alignment_features=".balign and .p2align"
4261                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4262         fi
4263         rm -f conftest.s conftest.o
4264         # Check if specifying the maximum bytes to skip when
4265         # using .p2align is supported.
4266         echo ".p2align 4,,7" > conftest.s
4267         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4268                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4269                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4270         fi
4271         rm -f conftest.s conftest.o
4272 fi
4273 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4274
4275 AC_MSG_CHECKING(assembler subsection support)
4276 gcc_cv_as_subsections=
4277 if test x$gcc_cv_as != x; then
4278         # Check if we have .subsection
4279         echo ".subsection 1" > conftest.s
4280         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4281                 gcc_cv_as_subsections=".subsection"
4282                 if test -x nm$host_exeext; then
4283                         gcc_cv_nm=./nm$host_exeext
4284                 elif test x$host = x$target; then
4285                         # Native build.
4286                         gcc_cv_nm=nm$host_exeext
4287                 fi
4288                 if test x$gcc_cv_nm != x; then
4289                         cat > conftest.s <<EOF
4290 conftest_label1: .word 0
4291 .subsection -1
4292 conftest_label2: .word 0
4293 .previous
4294 EOF
4295                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4296                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4297                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4298                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4299                                         :
4300                                 else
4301                                         gcc_cv_as_subsections="working .subsection -1"
4302                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4303                                 fi
4304                         fi
4305                 fi
4306         fi
4307         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4308 fi
4309 AC_MSG_RESULT($gcc_cv_as_subsections)
4310
4311 case "$target" in 
4312   sparc*-*-*)
4313     AC_MSG_CHECKING(assembler .register pseudo-op support)
4314     gcc_cv_as_register_pseudo_op=
4315     if test x$gcc_cv_as != x; then
4316         # Check if we have .register
4317         echo ".register %g2, #scratch" > conftest.s
4318         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4319                 gcc_cv_as_register_pseudo_op=yes
4320                 AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4321         fi
4322         rm -f conftest.s conftest.o
4323     fi
4324     AC_MSG_RESULT($gcc_cv_as_register_pseudo_op)
4325
4326     AC_MSG_CHECKING([assembler offsetable %lo() support])
4327     gcc_cv_as_offsetable_lo10=
4328     if test x$gcc_cv_as != x; then
4329         # Check if assembler has offsetable %lo()
4330         echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4331         echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4332         gcc_cv_as_flags64="-xarch=v9"
4333         if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4334                 :
4335         else          
4336                 gcc_cv_as_flags64="-64"
4337                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4338                         :
4339                 else          
4340                         gcc_cv_as_flags64=""
4341                 fi
4342         fi
4343         if test -n "$gcc_cv_as_flags64" ; then
4344                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s > /dev/null 2>&1; then
4345                         if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4346                                 :
4347                         else
4348                                 gcc_cv_as_offsetable_lo10=yes
4349                                 AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4350                         fi
4351                 fi
4352         fi
4353         rm -f conftest.s conftest.o conftest1.s conftest1.o
4354     fi
4355     AC_MSG_RESULT($gcc_cv_as_offsetable_lo10)
4356     ;;
4357
4358 changequote(,)dnl
4359   i[34567]86-*-*)
4360 changequote([,])dnl
4361     AC_MSG_CHECKING(assembler instructions)
4362     gcc_cv_as_instructions=
4363     if test x$gcc_cv_as != x; then
4364         set "filds fists" "filds mem; fists mem"
4365         while test $# -gt 0
4366         do
4367                 echo "$2" > conftest.s
4368                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4369                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4370                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4371                 fi
4372                 shift 2
4373         done
4374         rm -f conftest.s conftest.o
4375     fi
4376     AC_MSG_RESULT($gcc_cv_as_instructions)
4377     ;;
4378 esac
4379
4380 # Figure out what language subdirectories are present.
4381 # Look if the user specified --enable-languages="..."; if not, use
4382 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4383 # go away some day.
4384 if test x"${enable_languages+set}" != xset; then
4385         if test x"${LANGUAGES+set}" = xset; then
4386                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4387         else
4388                 enable_languages=all
4389         fi
4390 fi
4391 subdirs=
4392 for lang in ${srcdir}/*/config-lang.in ..
4393 do
4394         case $lang in
4395         ..) ;;
4396         # The odd quoting in the next line works around
4397         # an apparent bug in bash 1.12 on linux.
4398 changequote(,)dnl
4399         ${srcdir}/[*]/config-lang.in) ;;
4400         *)
4401           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4402           if test "x$lang_alias" = x
4403           then
4404                 echo "$lang doesn't set \$language." 1>&2
4405                 exit 1
4406           fi
4407           if test x"${enable_languages}" = xall; then
4408                 add_this_lang=yes
4409           else
4410                 case "${enable_languages}" in
4411                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4412                         add_this_lang=yes
4413                         ;;
4414                     * )
4415                         add_this_lang=no
4416                         ;;
4417                 esac
4418           fi
4419           if test x"${add_this_lang}" = xyes; then
4420                 case $lang in
4421                     ${srcdir}/ada/config-lang.in)
4422                         if test x$gnat = xyes ; then
4423                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4424                         fi
4425                         ;;
4426                     *)
4427                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4428                         ;;
4429                 esac
4430           fi
4431           ;;
4432 changequote([,])dnl
4433         esac
4434 done
4435
4436 # Make gthr-default.h if we have a thread file.
4437 gthread_flags=
4438 if test $thread_file != single; then
4439     rm -f gthr-default.h
4440     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4441     gthread_flags=-DHAVE_GTHR_DEFAULT
4442 fi
4443 AC_SUBST(gthread_flags)
4444
4445 # Find out what GC implementation we want, or may, use.
4446 AC_ARG_WITH(gc,
4447 [  --with-gc={simple,page} Choose the garbage collection mechanism to use
4448                            with the compiler.],
4449 [case "$withval" in
4450   simple | page)
4451     GGC=ggc-$withval
4452     ;;
4453   *)
4454     AC_MSG_ERROR([$withval is an invalid option to --with-gc])
4455     ;;
4456 esac],
4457 [if test $ac_cv_func_mmap_fixed_mapped = yes; then
4458   GGC=ggc-page
4459 else
4460   GGC=ggc-simple
4461 fi])
4462 AC_SUBST(GGC)
4463 echo "Using $GGC for garbage collection."
4464
4465 # Make empty files to contain the specs and options for each language.
4466 # Then add #include lines to for a compiler that has specs and/or options.
4467
4468 lang_specs_files=
4469 lang_options_files=
4470 lang_tree_files=
4471 rm -f specs.h options.h gencheck.h
4472 touch specs.h options.h gencheck.h
4473 for subdir in . $subdirs
4474 do
4475         if test -f $srcdir/$subdir/lang-specs.h; then
4476                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4477                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4478         fi
4479         if test -f $srcdir/$subdir/lang-options.h; then
4480                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4481                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4482         fi
4483         if test -f $srcdir/$subdir/$subdir-tree.def; then
4484                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4485                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4486         fi
4487 done
4488
4489 # These (without "all_") are set in each config-lang.in.
4490 # `language' must be a single word so is spelled singularly.
4491 all_languages=
4492 all_boot_languages=
4493 all_compilers=
4494 all_stagestuff=
4495 all_diff_excludes=
4496 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4497 # List of language makefile fragments.
4498 all_lang_makefiles=
4499 all_headers=
4500 all_lib2funcs=
4501
4502 # Add the language fragments.
4503 # Languages are added via two mechanisms.  Some information must be
4504 # recorded in makefile variables, these are defined in config-lang.in.
4505 # We accumulate them and plug them into the main Makefile.
4506 # The other mechanism is a set of hooks for each of the main targets
4507 # like `clean', `install', etc.
4508
4509 language_fragments="Make-lang"
4510 language_hooks="Make-hooks"
4511 oldstyle_subdirs=
4512
4513 for s in .. $subdirs
4514 do
4515         if test $s != ".."
4516         then
4517                 language=
4518                 boot_language=
4519                 compilers=
4520                 stagestuff=
4521                 diff_excludes=
4522                 headers=
4523                 outputs=
4524                 lib2funcs=
4525                 . ${srcdir}/$s/config-lang.in
4526                 if test "x$language" = x
4527                 then
4528                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4529                         exit 1
4530                 fi
4531                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4532                 all_languages="$all_languages $language"
4533                 if test "x$boot_language" = xyes
4534                 then
4535                         all_boot_languages="$all_boot_languages $language"
4536                 fi
4537                 all_compilers="$all_compilers $compilers"
4538                 all_stagestuff="$all_stagestuff $stagestuff"
4539                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4540                 all_headers="$all_headers $headers"
4541                 all_outputs="$all_outputs $outputs"
4542                 if test x$outputs = x
4543                 then
4544                         oldstyle_subdirs="$oldstyle_subdirs $s"
4545                 fi
4546                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4547         fi
4548 done
4549
4550 # Since we can't use `::' targets, we link each language in
4551 # with a set of hooks, reached indirectly via lang.${target}.
4552
4553 rm -f Make-hooks
4554 touch Make-hooks
4555 target_list="all.build all.cross start.encap rest.encap \
4556         info dvi \
4557         install-normal install-common install-info install-man \
4558         uninstall distdir \
4559         mostlyclean clean distclean extraclean maintainer-clean \
4560         stage1 stage2 stage3 stage4"
4561 for t in $target_list
4562 do
4563         x=
4564         for lang in .. $all_languages
4565         do
4566                 if test $lang != ".."; then
4567                         x="$x $lang.$t"
4568                 fi
4569         done
4570         echo "lang.$t: $x" >> Make-hooks
4571 done
4572
4573 # If we're not building in srcdir, create .gdbinit.
4574
4575 if test ! -f Makefile.in; then
4576         echo "dir ." > .gdbinit
4577         echo "dir ${srcdir}" >> .gdbinit
4578         if test x$gdb_needs_out_file_path = xyes
4579         then
4580                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4581         fi
4582         if test "x$subdirs" != x; then
4583                 for s in $subdirs
4584                 do
4585                         echo "dir ${srcdir}/$s" >> .gdbinit
4586                 done
4587         fi
4588         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4589 fi
4590
4591 # Define variables host_canonical and build_canonical
4592 # because some Cygnus local changes in the Makefile depend on them.
4593 build_canonical=${build}
4594 host_canonical=${host}
4595 target_subdir=
4596 if test "${host}" != "${target}" ; then
4597     target_subdir=${target}/
4598 fi
4599 AC_SUBST(build_canonical)
4600 AC_SUBST(host_canonical)
4601 AC_SUBST(target_subdir)
4602         
4603 # If this is using newlib, then define inhibit_libc in
4604 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4605 # libgcc.a, but that's OK because newib should have its own version of
4606 # assert.h.
4607 inhibit_libc=
4608 if test x$with_newlib = xyes; then
4609         inhibit_libc=-Dinhibit_libc
4610 fi
4611 AC_SUBST(inhibit_libc)
4612
4613 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4614 # absolute path for gcc_tooldir based on inserting the number of up-directory
4615 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4616 # $(libsubdir)/@(unlibsubdir) based path.
4617 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4618 # make and thus we'd get different behavior depending on where we built the
4619 # sources.
4620 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4621     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4622 else
4623 changequote(<<, >>)dnl
4624 # An explanation of the sed strings:
4625 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4626 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4627 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4628 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4629 #
4630 # (*) Note this pattern overwrites the first character of the string
4631 # with a forward slash if one is not already present.  This is not a
4632 # problem because the exact names of the sub-directories concerned is
4633 # unimportant, just the number of them matters.
4634 #
4635 # The practical upshot of these patterns is like this:
4636 #
4637 #  prefix     exec_prefix        result
4638 #  ------     -----------        ------
4639 #   /foo        /foo/bar          ../
4640 #   /foo/       /foo/bar          ../
4641 #   /foo        /foo/bar/         ../
4642 #   /foo/       /foo/bar/         ../
4643 #   /foo        /foo/bar/ugg      ../../
4644 #
4645     dollar='$$'
4646     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4647 changequote([, ])dnl
4648 fi
4649 AC_SUBST(gcc_tooldir)
4650 AC_SUBST(dollar)
4651
4652 # Nothing to do for FLOAT_H, float_format already handled.
4653 objdir=`pwd`
4654 AC_SUBST(objdir)
4655
4656 # Process the language and host/target makefile fragments.
4657 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4658
4659 # Substitute configuration variables
4660 AC_SUBST(subdirs)
4661 AC_SUBST(all_boot_languages)
4662 AC_SUBST(all_compilers)
4663 AC_SUBST(all_diff_excludes)
4664 AC_SUBST(all_headers)
4665 AC_SUBST(all_lang_makefiles)
4666 AC_SUBST(all_languages)
4667 AC_SUBST(all_lib2funcs)
4668 AC_SUBST(all_stagestuff)
4669 AC_SUBST(build_exeext)
4670 AC_SUBST(build_install_headers_dir)
4671 AC_SUBST(build_xm_file_list)
4672 AC_SUBST(cc_set_by_configure)
4673 AC_SUBST(quoted_cc_set_by_configure)
4674 AC_SUBST(cpp_install_dir)
4675 AC_SUBST(cpp_main)
4676 AC_SUBST(dep_host_xmake_file)
4677 AC_SUBST(dep_tmake_file)
4678 AC_SUBST(extra_c_flags)
4679 AC_SUBST(extra_c_objs)
4680 AC_SUBST(extra_cpp_objs)
4681 AC_SUBST(extra_cxx_objs)
4682 AC_SUBST(extra_headers_list)
4683 AC_SUBST(extra_objs)
4684 AC_SUBST(extra_parts)
4685 AC_SUBST(extra_passes)
4686 AC_SUBST(extra_programs)
4687 AC_SUBST(fixinc_defs)
4688 AC_SUBST(float_h_file)
4689 AC_SUBST(gcc_gxx_include_dir)
4690 AC_SUBST(gcc_version)
4691 AC_SUBST(gcc_version_trigger)
4692 AC_SUBST(host_exeext)
4693 AC_SUBST(host_extra_gcc_objs)
4694 AC_SUBST(host_xm_file_list)
4695 AC_SUBST(install)
4696 AC_SUBST(lang_options_files)
4697 AC_SUBST(lang_specs_files)
4698 AC_SUBST(lang_tree_files)
4699 AC_SUBST(local_prefix)
4700 AC_SUBST(maybe_use_collect2)
4701 AC_SUBST(md_file)
4702 AC_SUBST(objc_boehm_gc)
4703 AC_SUBST(out_file)
4704 AC_SUBST(out_object_file)
4705 AC_SUBST(stage_prefix_set_by_configure)
4706 AC_SUBST(symbolic_link)
4707 AC_SUBST(thread_file)
4708 AC_SUBST(tm_file_list)
4709 AC_SUBST(will_use_collect2)
4710
4711
4712 AC_SUBST_FILE(target_overrides)
4713 AC_SUBST_FILE(host_overrides)
4714 AC_SUBST(cross_defines)
4715 AC_SUBST_FILE(cross_overrides)
4716 AC_SUBST_FILE(build_overrides)
4717 AC_SUBST_FILE(language_fragments)
4718 AC_SUBST_FILE(language_hooks)
4719
4720 # Echo that links are built
4721 if test x$host = x$target
4722 then
4723         str1="native "
4724 else
4725         str1="cross-"
4726         str2=" from $host"
4727 fi
4728
4729 if test x$host != x$build
4730 then
4731         str3=" on a $build system"
4732 fi
4733
4734 if test "x$str2" != x || test "x$str3" != x
4735 then
4736         str4=
4737 fi
4738
4739 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4740
4741 if test "x$str2" != x || test "x$str3" != x
4742 then
4743         echo " ${str2}${str3}." 1>&2
4744 fi
4745
4746 # Truncate the target if necessary
4747 if test x$host_truncate_target != x; then
4748         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4749 fi
4750
4751 # Configure the subdirectories
4752 # AC_CONFIG_SUBDIRS($subdirs)
4753
4754 # Create the Makefile
4755 # and configure language subdirectories
4756 AC_OUTPUT($all_outputs,
4757 [
4758 . $srcdir/configure.lang
4759 case x$CONFIG_HEADERS in
4760 xauto-host.h:config.in)
4761 echo > cstamp-h ;;
4762 esac
4763 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4764 # bootstrapping and the installation procedure can still use
4765 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4766 # FLAGS_TO_PASS has been modified to solve the problem there.
4767 # This is virtually a duplicate of what happens in configure.lang; we do
4768 # an extra check to make sure this only happens if ln -s can be used.
4769 if test "$symbolic_link" = "ln -s"; then
4770  for d in .. ${subdirs} ; do
4771    if test $d != ..; then
4772         STARTDIR=`pwd`
4773         cd $d
4774         for t in stage1 stage2 stage3 stage4 include
4775         do
4776                 rm -f $t
4777                 $symbolic_link ../$t $t 2>/dev/null
4778         done
4779         cd $STARTDIR
4780    fi
4781  done
4782 else true ; fi
4783 # Avoid having to add intl to our include paths.
4784 if test -f intl/libintl.h; then
4785   echo creating libintl.h
4786   echo '#include "intl/libintl.h"' >libintl.h
4787 fi
4788 ],
4789 [
4790 host='${host}'
4791 build='${build}'
4792 target='${target}'
4793 target_alias='${target_alias}'
4794 srcdir='${srcdir}'
4795 subdirs='${subdirs}'
4796 oldstyle_subdirs='${oldstyle_subdirs}'
4797 symbolic_link='${symbolic_link}'
4798 program_transform_set='${program_transform_set}'
4799 program_transform_name='${program_transform_name}'
4800 dep_host_xmake_file='${dep_host_xmake_file}'
4801 host_xmake_file='${host_xmake_file}'
4802 dep_tmake_file='${dep_tmake_file}'
4803 tmake_file='${tmake_file}'
4804 thread_file='${thread_file}'
4805 gcc_version='${gcc_version}'
4806 gcc_version_trigger='${gcc_version_trigger}'
4807 local_prefix='${local_prefix}'
4808 build_install_headers_dir='${build_install_headers_dir}'
4809 build_exeext='${build_exeext}'
4810 host_exeext='${host_exeext}'
4811 out_file='${out_file}'
4812 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4813 SET_MAKE='${SET_MAKE}'
4814 target_list='${target_list}'
4815 target_overrides='${target_overrides}'
4816 host_overrides='${host_overrides}'
4817 cross_defines='${cross_defines}'
4818 cross_overrides='${cross_overrides}'
4819 build_overrides='${build_overrides}'
4820 cpp_install_dir='${cpp_install_dir}'
4821 ])