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[=LIST]
 180                           enable expensive run-time checks.  With LIST,
 181                           enable only specific categories of checks.
 182                           Categories are: misc,tree,rtl,gc,gcac; default
 183                           is misc,tree,rtl],
 184 [case "${enableval}" in
 185 yes)    AC_DEFINE(ENABLE_CHECKING)
 186         AC_DEFINE(ENABLE_TREE_CHECKING)
 187         AC_DEFINE(ENABLE_RTL_CHECKING)  ;;
 188 no)     ;;
 189 *)      ac_save_IFS="$IFS" IFS="$IFS,"
 190         set fnord $enableval; shift
 191         IFS="$ac_save_IFS"
 192         for check
 193         do
 194                 case $check in
 195                 misc)   AC_DEFINE(ENABLE_CHECKING)              ;;
 196                 tree)   AC_DEFINE(ENABLE_TREE_CHECKING)         ;;
 197                 rtl)    AC_DEFINE(ENABLE_RTL_CHECKING)          ;;
 198                 gc)     AC_DEFINE(ENABLE_GC_CHECKING)           ;;
 199                 gcac)   AC_DEFINE(ENABLE_GC_ALWAYS_COLLECT)     ;;
 200                 *)      AC_MSG_ERROR(unknown check category $check) ;;
 201                 esac
 202         done
 203         ;;
 204 esac])
 205
 206 AC_ARG_ENABLE(cpp,
 207 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 208 [], [enable_cpp=yes])
 209
 210 AC_ARG_WITH(cpp_install_dir,
 211 [  --with-cpp-install-dir=DIR
 212                           install the user visible C preprocessor in DIR
 213                           (relative to PREFIX) as well as PREFIX/bin.],
 214 [if test x$withval = xyes; then
 215   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 216 elif test x$withval != xno; then
 217   cpp_install_dir=$withval
 218 fi])
 219
 220 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
 221 cpp_main=cccp
 222 AC_ARG_ENABLE(cpplib,
 223 [  --enable-cpplib         use cpplib for the C preprocessor.],
 224 if test x$enable_cpplib != xno; then
 225   cpp_main=cppmain
 226 fi)
 227
 228 # Link cpplib into the compiler proper, for C/C++/ObjC.
 229 AC_ARG_ENABLE(c-cpplib,
 230 [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 231                           (EXPERIMENTAL) (implies --enable-cpplib).],
 232 if test x$enable_c_cpplib != xno; then
 233   extra_c_objs="${extra_c_objs} libcpp.a"
 234   extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 235   extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 236   cpp_main=cppmain
 237 fi)
 238
 239 # Disable fast fixincludes
 240 AC_ARG_ENABLE(fast-fixincludes,
 241 [  --disable-fast-fixincludes
 242                          Disable the new fast fixincludes.
 243                          Run the old fixincludes script unconditionally],
 244 if test x$enable_fast_fixincludes = xno ; then
 245   cp $srcdir/fixincludes ./fixinc.sh
 246 fi)
 247
 248 # Enable Multibyte Characters for C/C++
 249 AC_ARG_ENABLE(c-mbchar,
 250 [  --enable-c-mbchar       Enable multibyte characters for C and C++.],
 251 if test x$enable_c_mbchar != xno; then
 252   extra_c_flags="${extra_c_flags} -DMULTIBYTE_CHARS=1"
 253 fi)
 254
 255 # Enable threads
 256 # Pass with no value to take the default
 257 # Pass with a value to specify a thread package
 258 AC_ARG_ENABLE(threads,
 259 [  --enable-threads        enable thread usage for target GCC.
 260   --enable-threads=LIB    use LIB thread package for target GCC.],
 261 if test x$enable_threads = xno; then
 262         enable_threads=''
 263 fi,
 264 enable_threads='')
 265
 266 enable_threads_flag=$enable_threads
 267 # Check if a valid thread package
 268 case x${enable_threads_flag} in
 269         x | xno)
 270                 # No threads
 271                 target_thread_file='single'
 272                 ;;
 273         xyes)
 274                 # default
 275                 target_thread_file=''
 276                 ;;
 277         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 278         xsolaris | xwin32 | xdce | xvxworks)
 279                 target_thread_file=$enable_threads_flag
 280                 ;;
 281         *)
 282                 echo "$enable_threads is an unknown thread package" 1>&2
 283                 exit 1
 284                 ;;
 285 esac
 286
 287 AC_ARG_ENABLE(objc-gc,
 288 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 289                           the GNU Objective-C runtime.],
 290 if test x$enable_objc_gc = xno; then
 291         objc_boehm_gc=''
 292 else
 293         objc_boehm_gc=1
 294 fi,
 295 objc_boehm_gc='')
 296
 297 AC_ARG_WITH(dwarf2,
 298 [  --enable-dwarf2        enable DWARF2 debugging as default.],
 299 dwarf2="$with_dwarf2",
 300 dwarf2=no)
 301
 302 # Determine the host, build, and target systems
 303 AC_CANONICAL_SYSTEM
 304
 305 # Find the native compiler
 306 AC_PROG_CC
 307 AC_GCC_C_LONG_DOUBLE
 308
 309 # If the native compiler is GCC, we can enable warnings even in stage1.
 310 # That's useful for people building cross-compilers, or just running a
 311 # quick `make'.
 312 if test "x$GCC" = "xyes"; then
 313   stage1_warn_cflags='$(WARN_CFLAGS)'
 314 else
 315   stage1_warn_cflags=""
 316 fi
 317 AC_SUBST(stage1_warn_cflags)
 318
 319 AC_PROG_MAKE_SET
 320
 321 AC_MSG_CHECKING([whether a default assembler was specified])
 322 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 323     if test x"$gas_flag" = x"no"; then
 324         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 325     else
 326         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 327     fi
 328 else
 329     AC_MSG_RESULT(no)
 330 fi
 331
 332 AC_MSG_CHECKING([whether a default linker was specified])
 333 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 334     if test x"$gnu_ld_flag" = x"no"; then
 335         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 336     else
 337         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 338     fi
 339 else
 340     AC_MSG_RESULT(no)
 341 fi
 342
 343 # Find some useful tools
 344 AC_PROG_AWK
 345 AC_PROG_LEX
 346 GCC_PROG_LN
 347 GCC_PROG_LN_S
 348 GCC_C_VOLATILE
 349 AC_PROG_RANLIB
 350 AC_PROG_YACC
 351 EGCS_PROG_INSTALL
 352
 353 AC_HEADER_STDC
 354 AC_HEADER_TIME
 355 GCC_HEADER_STRING
 356 AC_HEADER_SYS_WAIT
 357 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h \
 358                  fcntl.h unistd.h stab.h sys/file.h sys/time.h \
 359                  sys/resource.h sys/param.h sys/times.h sys/stat.h \
 360                  direct.h malloc.h)
 361
 362 # Check for thread headers.
 363 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 364 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 365
 366 # See if GNAT has been installed
 367 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 368
 369 # See if the stage1 system preprocessor understands the ANSI C
 370 # preprocessor stringification operator.
 371 AC_C_STRINGIZE
 372
 373 # Use <inttypes.h> only if it exists,
 374 # doesn't clash with <sys/types.h>, and declares intmax_t.
 375 AC_MSG_CHECKING(for inttypes.h)
 376 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 377 [AC_TRY_COMPILE(
 378   [#include <sys/types.h>
 379 #include <inttypes.h>],
 380   [intmax_t i = -1;],
 381   [gcc_cv_header_inttypes_h=yes],
 382   gcc_cv_header_inttypes_h=no)])
 383 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 384 if test $gcc_cv_header_inttypes_h = yes; then
 385   AC_DEFINE(HAVE_INTTYPES_H)
 386 fi
 387
 388 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 389         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 390         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 391         fputs_unlocked getrusage valloc)
 392
 393 # Make sure wchar_t is available
 394 #AC_CHECK_TYPE(wchar_t, unsigned int)
 395
 396 GCC_FUNC_VFPRINTF_DOPRNT
 397 GCC_FUNC_PRINTF_PTR
 398
 399 case "${host}" in
 400 *-*-uwin*)
 401   # Under some versions of uwin, vfork is notoriously buggy and the test
 402   # can hang configure; on other versions, vfork exists just as a stub.
 403   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 404   ac_cv_func_vfork_works=no
 405   ;;
 406 esac
 407 AC_FUNC_VFORK
 408 AC_FUNC_MMAP
 409
 410 GCC_NEED_DECLARATIONS(bcopy bzero bcmp \
 411         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 412         strsignal putc_unlocked fputs_unlocked strstr)
 413
 414 GCC_NEED_DECLARATIONS(malloc realloc calloc free, [
 415 #ifdef HAVE_MALLOC_H
 416 #include <malloc.h>
 417 #endif
 418 ])
 419
 420 GCC_NEED_DECLARATIONS(getrlimit setrlimit getrusage, [
 421 #include <sys/types.h>
 422 #ifdef HAVE_SYS_RESOURCE_H
 423 #include <sys/resource.h>
 424 #endif
 425 ])
 426
 427 # mkdir takes a single argument on some systems.
 428 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 429
 430 # File extensions
 431 manext='.1'
 432 objext='.o'
 433 AC_SUBST(manext)
 434 AC_SUBST(objext)
 435
 436 build_xm_file=
 437 build_xm_defines=
 438 build_install_headers_dir=install-headers-tar
 439 build_exeext=
 440 host_xm_file=
 441 host_xm_defines=
 442 host_xmake_file=
 443 host_truncate_target=
 444 host_exeext=
 445
 446 # Decode the host machine, then the target machine.
 447 # For the host machine, we save the xm_file variable as host_xm_file;
 448 # then we decode the target machine and forget everything else
 449 # that came from the host machine.
 450 for machine in $build $host $target; do
 451
 452         out_file=
 453         xmake_file=
 454         tmake_file=
 455         extra_headers=
 456         extra_passes=
 457         extra_parts=
 458         extra_programs=
 459         extra_objs=
 460         extra_host_objs=
 461         extra_gcc_objs=
 462         xm_defines=
 463         float_format=
 464         # Set this to force installation and use of collect2.
 465         use_collect2=
 466         # Set this to override the default target model.
 467         target_cpu_default=
 468         # Set this to control how the header file directory is installed.
 469         install_headers_dir=install-headers-tar
 470         # Set this to a non-empty list of args to pass to cpp if the target
 471         # wants its .md file passed through cpp.
 472         md_cppflags=
 473         # Set this if directory names should be truncated to 14 characters.
 474         truncate_target=
 475         # Set this if gdb needs a dir command with `dirname $out_file`
 476         gdb_needs_out_file_path=
 477         # Set this if the build machine requires executables to have a
 478         # file name suffix.
 479         exeext=
 480         # Set this to control which thread package will be used.
 481         thread_file=
 482         # Reinitialize these from the flag values every loop pass, since some
 483         # configure entries modify them.
 484         gas="$gas_flag"
 485         gnu_ld="$gnu_ld_flag"
 486         enable_threads=$enable_threads_flag
 487
 488         # Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
 489         # updated in each machine entry.
 490         tm_p_file=
 491         cpu_type=`echo $machine | sed 's/-.*$//'`
 492         case $machine in
 493         alpha*-*-*)
 494                 cpu_type=alpha
 495                 ;;
 496         arm*-*-*)
 497                 cpu_type=arm
 498                 ;;
 499         c*-convex-*)
 500                 cpu_type=convex
 501                 ;;
 502 changequote(,)dnl
 503         i[34567]86-*-*)
 504 changequote([,])dnl
 505                 cpu_type=i386
 506                 ;;
 507         hppa*-*-*)
 508                 cpu_type=pa
 509                 ;;
 510         m68000-*-*)
 511                 cpu_type=m68k
 512                 ;;
 513         mips*-*-*)
 514                 cpu_type=mips
 515                 ;;
 516         pj*-*-*)
 517                 cpu_type=pj
 518                 ;;
 519         powerpc*-*-*)
 520                 cpu_type=rs6000
 521                 ;;
 522         pyramid-*-*)
 523                 cpu_type=pyr
 524                 ;;
 525         sparc*-*-*)
 526                 cpu_type=sparc
 527                 ;;
 528         esac
 529
 530         tm_file=${cpu_type}/${cpu_type}.h
 531         xm_file=${cpu_type}/xm-${cpu_type}.h
 532         if test -f ${srcdir}/config/${cpu_type}/${cpu_type}-protos.h;
 533         then
 534                 tm_p_file=${cpu_type}/${cpu_type}-protos.h;
 535         fi
 536         # On a.out targets, we need to use collect2.
 537         case $machine in
 538         *-*-*aout*)
 539                 use_collect2=yes
 540                 ;;
 541         esac
 542
 543         # Common parts for linux-gnu and openbsd systems
 544         case $machine in
 545         *-*-linux-gnu*)
 546                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 547                 ;;
 548         *-*-openbsd*)
 549                 tm_file=${cpu_type}/openbsd.h
 550                 tmake_file="t-libc-ok t-openbsd"
 551                 # avoid surprises, always provide an xm-openbsd file
 552                 xm_file=${cpu_type}/xm-openbsd.h
 553                 # don't depend on processor x-fragments as well
 554                 xmake_file=none
 555                 if test x$enable_threads = xyes; then
 556                         thread_file='posix'
 557                         tmake_file="${tmake_file} t-openbsd-thread"
 558                 fi
 559                 ;;
 560         esac
 561
 562         case $machine in
 563         # Support site-specific machine types.
 564         *local*)
 565                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 566                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 567                 xm_file=${cpu_type}/xm-$rest.h
 568                 tm_file=${cpu_type}/$rest.h
 569                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 570                 then xmake_file=${cpu_type}/x-$rest; \
 571                 else true; \
 572                 fi
 573                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 574                 then tmake_file=${cpu_type}/t-$rest; \
 575                 else true; \
 576                 fi
 577                 ;;
 578         1750a-*-*)
 579                 ;;
 580         a29k-*-bsd* | a29k-*-sym1*)
 581                 tm_file="${tm_file} a29k/unix.h"
 582                 xm_defines=USG
 583                 xmake_file=a29k/x-unix
 584                 use_collect2=yes
 585                 ;;
 586         a29k-*-udi | a29k-*-coff)
 587                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 588                 tmake_file=a29k/t-a29kbare
 589                 ;;
 590         a29k-wrs-vxworks*)
 591                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 592                 tmake_file=a29k/t-vx29k
 593                 extra_parts="crtbegin.o crtend.o"
 594                 thread_file='vxworks'
 595                 ;;
 596         a29k-*-*)                       # Default a29k environment.
 597                 use_collect2=yes
 598                 ;;
 599         alpha-*-interix)
 600                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 601
 602                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 603                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 604
 605                 # GAS + IEEE_CONFORMANT
 606                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 607
 608                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 609                 xmake_file="x-interix alpha/t-pe"
 610                 tmake_file="alpha/t-interix alpha/t-ieee"
 611                 if test x$enable_threads = xyes ; then
 612                         thread_file='posix'
 613                 fi
 614                 if test x$stabs = xyes ; then
 615                         tm_file="${tm_file} dbxcoff.h"
 616                 fi
 617                 #prefix='$$INTERIX_ROOT'/usr/contrib
 618                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 619                 ;;
 620         alpha*-*-linux-gnuecoff*)
 621                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 622                 target_cpu_default="MASK_GAS"
 623                 tmake_file="alpha/t-ieee"
 624                 gas=no
 625                 xmake_file=none
 626                 gas=yes gnu_ld=yes
 627                 ;;
 628         alpha*-*-linux-gnulibc1*)
 629                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 630                 target_cpu_default="MASK_GAS"
 631                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 632                 extra_parts="crtbegin.o crtend.o"
 633                 xmake_file=none
 634                 gas=yes gnu_ld=yes
 635                 if test x$enable_threads = xyes; then
 636                         thread_file='posix'
 637                 fi
 638                 ;;
 639         alpha*-*-linux-gnu*)
 640                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 641                 target_cpu_default="MASK_GAS"
 642                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 643                 extra_parts="crtbegin.o crtend.o"
 644                 xmake_file=none
 645                 gas=yes gnu_ld=yes
 646                 if test x$enable_threads = xyes; then
 647                         thread_file='posix'
 648                 fi
 649                 ;;
 650         alpha*-*-netbsd*)
 651                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 652                 target_cpu_default="MASK_GAS"
 653                 tmake_file="alpha/t-crtbe alpha/t-ieee"
 654                 extra_parts="crtbegin.o crtend.o"
 655                 xmake_file=none
 656                 gas=yes gnu_ld=yes
 657                 ;;
 658
 659         alpha*-*-openbsd*)
 660                 # default x-alpha is only appropriate for dec-osf.
 661                 target_cpu_default="MASK_GAS"
 662                 tmake_file="alpha/t-ieee"
 663                 ;;
 664
 665         alpha*-dec-osf*)
 666                 if test x$stabs = xyes
 667                 then
 668                         tm_file="${tm_file} dbx.h"
 669                 fi
 670                 if test x$gas != xyes
 671                 then
 672                         extra_passes="mips-tfile mips-tdump"
 673                 fi
 674                 use_collect2=yes
 675                 tmake_file="alpha/t-ieee"
 676                 case $machine in
 677                   *-*-osf1*)
 678                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 679                     ;;
 680 changequote(,)dnl
 681                   *-*-osf[23]*)
 682 changequote([,])dnl
 683                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 684                     ;;
 685                   *-*-osf4*)
 686                     tm_file="${tm_file} alpha/osf.h"
 687                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 688                     # a broken tar, so we use cpio instead.
 689                     install_headers_dir=install-headers-cpio
 690                     ;;
 691                   *-*-osf5*)
 692                     tm_file="${tm_file} alpha/osf.h"
 693                     ;;
 694                 esac
 695                 case $machine in
 696 changequote(,)dnl
 697                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 698 changequote([,])dnl
 699                     target_cpu_default=MASK_SUPPORT_ARCH
 700                     ;;
 701                 esac
 702                 ;;
 703         alpha*-*-vxworks*)
 704                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 705                 tmake_file="alpha/t-ieee"
 706                 if [ x$gas != xyes ]
 707                 then
 708                         extra_passes="mips-tfile mips-tdump"
 709                 fi
 710                 use_collect2=yes
 711                 thread_file='vxworks'
 712                 ;;
 713         alpha*-*-winnt*)
 714                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 715                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 716                 tmake_file="t-libc-ok alpha/t-ieee"
 717                 xmake_file=winnt/x-winnt
 718                 extra_host_objs=oldnames.o
 719                 extra_gcc_objs="spawnv.o oldnames.o"
 720                 if test x$gnu_ld != xyes
 721                 then
 722                         extra_programs=ld.exe
 723                 fi
 724                 if test x$enable_threads = xyes; then
 725                         thread_file='win32'
 726                 fi
 727                 ;;
 728         alpha*-dec-vms*)
 729                 tm_file=alpha/vms.h
 730                 xm_file="${xm_file} alpha/xm-vms.h"
 731                 tmake_file="alpha/t-vms alpha/t-ieee"
 732                 ;;
 733         arc-*-elf*)
 734                 extra_parts="crtinit.o crtfini.o"
 735                 ;;
 736         arm-*-coff* | armel-*-coff*)
 737                 tm_file=arm/coff.h
 738                 tmake_file=arm/t-bare
 739                 ;;
 740         arm-*-vxworks*)
 741                 tm_file=arm/vxarm.h
 742                 tmake_file=arm/t-bare
 743                 thread_file='vxworks'
 744                 ;;
 745 changequote(,)dnl
 746         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 747 changequote([,])dnl
 748                 tm_file=arm/riscix1-1.h
 749                 use_collect2=yes
 750                 ;;
 751         arm-*-riscix*)                  # Acorn RISC machine
 752                 if test x$gas = xyes
 753                 then
 754                     tm_file=arm/rix-gas.h
 755                 else
 756                     tm_file=arm/riscix.h
 757                 fi
 758                 xmake_file=arm/x-riscix
 759                 tmake_file=arm/t-riscix
 760                 use_collect2=yes
 761                 ;;
 762         arm-semi-aout | armel-semi-aout)
 763                 tm_file=arm/semi.h
 764                 tmake_file=arm/t-semi
 765                 ;;
 766         arm-semi-aof | armel-semi-aof)
 767                 tm_file=arm/semiaof.h
 768                 tmake_file=arm/t-semiaof
 769                 ;;
 770         arm*-*-netbsd*)
 771                 tm_file=arm/netbsd.h
 772                 tmake_file="t-netbsd arm/t-netbsd"
 773        use_collect2=yes
 774                 ;;
 775         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 776                 cpu_type=arm
 777                 xmake_file=x-linux
 778                 tm_file=arm/linux-aout.h
 779                 tmake_file=arm/t-linux
 780                 gnu_ld=yes
 781                 ;;
 782         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 783                 xm_file=arm/xm-linux.h
 784                 xmake_file=x-linux
 785                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 786                 case $machine in
 787                 armv2*-*-*)
 788                         tm_file="arm/linux-elf26.h $tm_file"
 789                         ;;
 790                 esac
 791                 tmake_file="t-linux arm/t-linux"
 792                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 793                 gnu_ld=yes
 794                 case x${enable_threads} in
 795                 x | xyes | xpthreads | xposix)
 796                         thread_file='posix'
 797                         ;;
 798                 esac
 799                 ;;
 800         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 801                 xm_file=arm/xm-linux.h
 802                 xmake_file=x-linux
 803                 tm_file="arm/linux-elf.h"
 804                 case $machine in
 805                 armv2*-*-*)
 806                         tm_file="arm/linux-elf26.h $tm_file"
 807                         ;;
 808                 esac
 809                 tmake_file="t-linux arm/t-linux"
 810                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 811                 gnu_ld=yes
 812                 case x${enable_threads} in
 813                 x | xyes | xpthreads | xposix)
 814                         thread_file='posix'
 815                         ;;
 816                 esac
 817                 ;;
 818         arm*-*-uclinux*)                # ARM ucLinux
 819                 tm_file=arm/uclinux-elf.h
 820                 tmake_file=arm/t-arm-elf
 821                 ;;
 822         arm*-*-aout)
 823                 tm_file=arm/aout.h
 824                 tmake_file=arm/t-bare
 825                 ;;
 826         arm*-*-ecos-elf)
 827                 tm_file=arm/ecos-elf.h
 828                 tmake_file=arm/t-elf
 829                 ;;
 830         arm*-*-elf)
 831                 tm_file=arm/unknown-elf.h
 832                 tmake_file=arm/t-arm-elf
 833                 ;;
 834         arm*-*-oabi)
 835                 tm_file=arm/unknown-elf-oabi.h
 836                 tmake_file=arm/t-arm-elf
 837                 ;;
 838         arm-*-pe*)
 839                 tm_file=arm/pe.h
 840                 tmake_file=arm/t-pe
 841                 extra_objs=pe.o
 842                 ;;
 843         c1-convex-*)                    # Convex C1
 844                 target_cpu_default=1
 845                 use_collect2=yes
 846                 ;;
 847         c2-convex-*)                    # Convex C2
 848                 target_cpu_default=2
 849                 use_collect2=yes
 850                 ;;
 851         c32-convex-*)
 852                 target_cpu_default=4
 853                 use_collect2=yes
 854                 ;;
 855         c34-convex-*)
 856                 target_cpu_default=8
 857                 use_collect2=yes
 858                 ;;
 859         c38-convex-*)
 860                 target_cpu_default=16
 861                 use_collect2=yes
 862                 ;;
 863         c4x-*)
 864                 cpu_type=c4x
 865                 tmake_file=c4x/t-c4x
 866                 ;;
 867         clipper-intergraph-clix*)
 868                 tm_file="${tm_file} svr3.h clipper/clix.h"
 869                 xm_file=clipper/xm-clix.h
 870                 xmake_file=clipper/x-clix
 871                 extra_headers=va-clipper.h
 872                 extra_parts="crtbegin.o crtend.o"
 873                 install_headers_dir=install-headers-cpio
 874                 ;;
 875         dsp16xx-*)
 876                 ;;
 877         elxsi-elxsi-*)
 878                 use_collect2=yes
 879                 ;;
 880         fr30-*-elf)
 881                 tm_file="fr30/fr30.h"
 882                 tmake_file=fr30/t-fr30
 883                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
 884                 ;;
 885 # This hasn't been upgraded to GCC 2.
 886 #       fx80-alliant-*)                 # Alliant FX/80
 887 #               ;;
 888         h8300-*-*)
 889                 float_format=i32
 890                 ;;
 891         hppa*-*-linux*)
 892                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 893                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 894                 tmake_file="t-linux pa/t-linux"
 895                 extra_parts="crtbegin.o crtend.o"
 896                 xmake_file=none
 897                 gas=yes gnu_ld=yes
 898                 if test x$enable_threads = xyes; then
 899                         thread_file='posix'
 900                 fi
 901                 ;;
 902         hppa*-*-openbsd*)
 903                 target_cpu_default="MASK_PA_11"
 904                 tmake_file=pa/t-openbsd
 905                 ;;
 906         hppa1.1-*-pro*)
 907                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 908                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 909                 xm_file=pa/xm-papro.h
 910                 tmake_file=pa/t-pro
 911                 ;;
 912         hppa1.1-*-osf*)
 913                 target_cpu_default="MASK_PA_11"
 914                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 915                 use_collect2=yes
 916                 ;;
 917         hppa1.1-*-rtems*)
 918                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 919                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 920                 xm_file=pa/xm-papro.h
 921                 tmake_file=pa/t-pro
 922                 ;;
 923         hppa1.0-*-osf*)
 924                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 925                 use_collect2=yes
 926                 ;;
 927         hppa1.1-*-bsd*)
 928                 tm_file="${tm_file} pa/som.h"
 929                 target_cpu_default="MASK_PA_11"
 930                 use_collect2=yes
 931                 ;;
 932         hppa1.0-*-bsd*)
 933                 tm_file="${tm_file} pa/som.h"
 934                 use_collect2=yes
 935                 ;;
 936         hppa1.0-*-hpux7*)
 937                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
 938                 xm_file=pa/xm-pahpux.h
 939                 xmake_file=pa/x-pa-hpux
 940                 if test x$gas = xyes
 941                 then
 942                         tm_file="${tm_file} pa/gas.h"
 943                 fi
 944                 install_headers_dir=install-headers-cpio
 945                 use_collect2=yes
 946                 ;;
 947 changequote(,)dnl
 948         hppa1.0-*-hpux8.0[0-2]*)
 949 changequote([,])dnl
 950                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 951                 xm_file=pa/xm-pahpux.h
 952                 xmake_file=pa/x-pa-hpux
 953                 if test x$gas = xyes
 954                 then
 955                         tm_file="${tm_file} pa/pa-gas.h"
 956                 else
 957                         tm_file="pa/pa-oldas.h ${tm_file}"
 958                 fi
 959                 install_headers_dir=install-headers-cpio
 960                 use_collect2=yes
 961                 ;;
 962 changequote(,)dnl
 963         hppa1.1-*-hpux8.0[0-2]*)
 964 changequote([,])dnl
 965                 target_cpu_default="MASK_PA_11"
 966                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 967                 xm_file=pa/xm-pahpux.h
 968                 xmake_file=pa/x-pa-hpux
 969                 if test x$gas = xyes
 970                 then
 971                         tm_file="${tm_file} pa/pa-gas.h"
 972                 else
 973                         tm_file="pa/pa-oldas.h ${tm_file}"
 974                 fi
 975                 install_headers_dir=install-headers-cpio
 976                 use_collect2=yes
 977                 ;;
 978         hppa1.1-*-hpux8*)
 979                 target_cpu_default="MASK_PA_11"
 980                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 981                 xm_file=pa/xm-pahpux.h
 982                 xmake_file=pa/x-pa-hpux
 983                 if test x$gas = xyes
 984                 then
 985                         tm_file="${tm_file} pa/pa-gas.h"
 986                 fi
 987                 install_headers_dir=install-headers-cpio
 988                 use_collect2=yes
 989                 ;;
 990         hppa1.0-*-hpux8*)
 991                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 992                 xm_file=pa/xm-pahpux.h
 993                 xmake_file=pa/x-pa-hpux
 994                 if test x$gas = xyes
 995                 then
 996                         tm_file="${tm_file} pa/pa-gas.h"
 997                 fi
 998                 install_headers_dir=install-headers-cpio
 999                 use_collect2=yes
1000                 ;;
1001         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
1002                 target_cpu_default="MASK_PA_11"
1003                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1004                 xm_file=pa/xm-pahpux.h
1005                 xmake_file=pa/x-pa-hpux
1006                 tmake_file=pa/t-pa
1007                 if test x$gas = xyes
1008                 then
1009                         tm_file="${tm_file} pa/pa-gas.h"
1010                 fi
1011                 if test x$enable_threads = x; then
1012                     enable_threads=$have_pthread_h
1013                 fi
1014                 if test x$enable_threads = xyes; then
1015                         thread_file='dce'
1016                         tmake_file="${tmake_file} pa/t-dce-thr"
1017                 fi
1018                 install_headers_dir=install-headers-cpio
1019                 use_collect2=yes
1020                 ;;
1021         hppa1.0-*-hpux10*)
1022                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
1023                 xm_file=pa/xm-pahpux.h
1024                 xmake_file=pa/x-pa-hpux
1025                 tmake_file=pa/t-pa
1026                 if test x$gas = xyes
1027                 then
1028                         tm_file="${tm_file} pa/pa-gas.h"
1029                 fi
1030                 if test x$enable_threads = x; then
1031                     enable_threads=$have_pthread_h
1032                 fi
1033                 if test x$enable_threads = xyes; then
1034                         thread_file='dce'
1035                         tmake_file="${tmake_file} pa/t-dce-thr"
1036                 fi
1037                 install_headers_dir=install-headers-cpio
1038                 use_collect2=yes
1039                 ;;
1040         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1041                 target_cpu_default="MASK_PA_11"
1042                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1043                 xm_file=pa/xm-pahpux.h
1044                 xmake_file=pa/x-pa-hpux
1045                 tmake_file=pa/t-pa
1046                 if test x$gas = xyes
1047                 then
1048                         tm_file="${tm_file} pa/pa-gas.h"
1049                 fi
1050 #               if test x$enable_threads = x; then
1051 #                   enable_threads=$have_pthread_h
1052 #               fi
1053 #               if test x$enable_threads = xyes; then
1054 #                       thread_file='dce'
1055 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1056 #               fi
1057                 install_headers_dir=install-headers-cpio
1058                 use_collect2=yes
1059                 ;;
1060         hppa1.0-*-hpux11*)
1061                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1062                 xm_file=pa/xm-pahpux.h
1063                 xmake_file=pa/x-pa-hpux
1064                 if test x$gas = xyes
1065                 then
1066                         tm_file="${tm_file} pa/pa-gas.h"
1067                 fi
1068 #               if test x$enable_threads = x; then
1069 #                   enable_threads=$have_pthread_h
1070 #               fi
1071 #               if test x$enable_threads = xyes; then
1072 #                       thread_file='dce'
1073 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1074 #               fi
1075                 install_headers_dir=install-headers-cpio
1076                 use_collect2=yes
1077                 ;;
1078         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1079                 target_cpu_default="MASK_PA_11"
1080                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1081                 xm_file=pa/xm-pahpux.h
1082                 xmake_file=pa/x-pa-hpux
1083                 if test x$gas = xyes
1084                 then
1085                         tm_file="${tm_file} pa/pa-gas.h"
1086                 fi
1087                 install_headers_dir=install-headers-cpio
1088                 use_collect2=yes
1089                 ;;
1090         hppa1.0-*-hpux*)
1091                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1092                 xm_file=pa/xm-pahpux.h
1093                 xmake_file=pa/x-pa-hpux
1094                 if test x$gas = xyes
1095                 then
1096                         tm_file="${tm_file} pa/pa-gas.h"
1097                 fi
1098                 install_headers_dir=install-headers-cpio
1099                 use_collect2=yes
1100                 ;;
1101         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1102                 target_cpu_default="MASK_PA_11"
1103                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1104                 xm_file=pa/xm-pahpux.h
1105                 xmake_file=pa/x-pa-hpux
1106                 if test x$gas = xyes
1107                 then
1108                         tm_file="${tm_file} pa/pa-gas.h"
1109                 fi
1110                 install_headers_dir=install-headers-cpio
1111                 use_collect2=yes
1112                 ;;
1113         hppa1.0-*-hiux*)
1114                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1115                 xm_file=pa/xm-pahpux.h
1116                 xmake_file=pa/x-pa-hpux
1117                 if test x$gas = xyes
1118                 then
1119                         tm_file="${tm_file} pa/pa-gas.h"
1120                 fi
1121                 install_headers_dir=install-headers-cpio
1122                 use_collect2=yes
1123                 ;;
1124         hppa*-*-lites*)
1125                 tm_file="${tm_file} elfos.h pa/elf.h"
1126                 target_cpu_default="MASK_PA_11"
1127                 use_collect2=yes
1128                 ;;
1129         hppa*-*-mpeix*)
1130                 tm_file="${tm_file} pa/pa-mpeix.h"
1131                 xm_file=pa/xm-pampeix.h
1132                 xmake_file=pa/x-pa-mpeix
1133                 echo "You must use gas. Assuming it is already installed."
1134                 install_headers_dir=install-headers-tar
1135                 fixincludes=Makefile.in
1136                 use_collect2=yes
1137                 ;;
1138         i370-*-opened*)                  # IBM 360/370/390 Architecture
1139                 xm_file=i370/xm-oe.h
1140                 tm_file=i370/oe.h
1141                 xmake_file=i370/x-oe
1142                 tmake_file=i370/t-oe
1143                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1144                 ;;
1145         i370-*-mvs*)
1146                 xm_file=i370/xm-mvs.h
1147                 tm_file=i370/mvs.h
1148                 tmake_file=i370/t-mvs
1149                 fixincludes=Makefile.in # Headers are wierd, don't mess with
1150                 ;;
1151         i370-*-linux*)
1152                 xm_file="xm-linux.h i370/xm-linux.h"
1153                 xmake_file=x-linux
1154                 tm_file="i370/linux.h ${tm_file}"
1155                 tmake_file="t-linux i370/t-linux"
1156                 fixincludes=Makefile.in # The headers are ok already.
1157                 # broken_install=yes
1158                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1159                 # extra_parts="crtbegin.o crtend.o"
1160                 gnu_ld=yes
1161                 gas=yes
1162                 elf=yes
1163                 if test x$enable_threads = xyes; then
1164                         thread_file='posix'
1165                 fi
1166                 ;;
1167 changequote(,)dnl
1168         i[34567]86-*-elf*)
1169 changequote([,])dnl
1170                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1171                 tm_file=i386/i386elf.h
1172                 tmake_file=i386/t-i386elf
1173                 xmake_file=x-svr4
1174                 ;;
1175 changequote(,)dnl
1176         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1177 changequote([,])dnl
1178                 if test x$gas = xyes
1179                 then
1180                         tm_file=i386/aix386.h
1181                         extra_parts="crtbegin.o crtend.o"
1182                         tmake_file=i386/t-crtstuff
1183                 else
1184                         tm_file=i386/aix386ng.h
1185                         use_collect2=yes
1186                 fi
1187                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1188                 xm_defines=USG
1189                 xmake_file=i386/x-aix
1190                 ;;
1191 changequote(,)dnl
1192         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1193 changequote([,])dnl
1194                 xm_file="xm-alloca.h ${xm_file}"
1195                 xm_defines="USG POSIX SMALL_ARG_MAX"
1196                 xmake_file=i386/x-ncr3000
1197                 if test x$stabs = xyes -a x$gas = xyes
1198                 then
1199                         tm_file=i386/sysv4gdb.h
1200                 else
1201                         tm_file=i386/sysv4.h
1202                 fi
1203                 extra_parts="crtbegin.o crtend.o"
1204                 tmake_file=i386/t-crtpic
1205                 ;;
1206 changequote(,)dnl
1207         i[34567]86-next-*)
1208 changequote([,])dnl
1209                 tm_file=i386/next.h
1210                 xm_file=i386/xm-next.h
1211                 tmake_file=i386/t-next
1212                 xmake_file=i386/x-next
1213                 extra_objs=nextstep.o
1214                 extra_parts="crtbegin.o crtend.o"
1215                 if test x$enable_threads = xyes; then
1216                         thread_file='mach'
1217                 fi
1218                 ;;
1219 changequote(,)dnl
1220         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1221 changequote([,])dnl
1222                 use_collect2=yes
1223                 if test x$gas = xyes
1224                 then
1225                         tm_file=i386/seq-gas.h
1226                 else
1227                         tm_file=i386/sequent.h
1228                 fi
1229                 ;;
1230 changequote(,)dnl
1231         i[34567]86-sequent-ptx1*)
1232 changequote([,])dnl
1233                 xm_defines="USG SVR3"
1234                 xmake_file=i386/x-sysv3
1235                 tm_file=i386/seq-sysv3.h
1236                 tmake_file=i386/t-crtstuff
1237                 extra_parts="crtbegin.o crtend.o"
1238                 install_headers_dir=install-headers-cpio
1239                 ;;
1240 changequote(,)dnl
1241         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1242 changequote([,])dnl
1243                 xm_defines="USG SVR3"
1244                 xmake_file=i386/x-sysv3
1245                 tm_file=i386/seq2-sysv3.h
1246                 tmake_file=i386/t-crtstuff
1247                 extra_parts="crtbegin.o crtend.o"
1248                 install_headers_dir=install-headers-cpio
1249                 ;;
1250 changequote(,)dnl
1251         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1252 changequote([,])dnl
1253                 xm_file="xm-alloca.h ${xm_file}"
1254                 xm_defines="USG POSIX SMALL_ARG_MAX"
1255                 xmake_file=x-svr4
1256                 tm_file=i386/ptx4-i.h
1257                 tmake_file=t-svr4
1258                 extra_parts="crtbegin.o crtend.o"
1259                 install_headers_dir=install-headers-cpio
1260                 ;;
1261         i386-sun-sunos*)                # Sun i386 roadrunner
1262                 xm_defines=USG
1263                 tm_file=i386/sun.h
1264                 use_collect2=yes
1265                 ;;
1266 changequote(,)dnl
1267         i[34567]86-wrs-vxworks*)
1268 changequote([,])dnl
1269                 tm_file=i386/vxi386.h
1270                 tmake_file=i386/t-i386bare
1271                 thread_file='vxworks'
1272                 ;;
1273 changequote(,)dnl
1274         i[34567]86-*-aout*)
1275 changequote([,])dnl
1276                 tm_file=i386/i386-aout.h
1277                 tmake_file=i386/t-i386bare
1278                 ;;
1279 changequote(,)dnl
1280         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1281 changequote([,])dnl
1282                 tm_file=i386/bsd386.h
1283 #               tmake_file=t-libc-ok
1284                 ;;
1285 changequote(,)dnl
1286         i[34567]86-*-bsd*)
1287 changequote([,])dnl
1288                 tm_file=i386/386bsd.h
1289 #               tmake_file=t-libc-ok
1290 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1291 #               use_collect2=yes
1292                 ;;
1293 changequote(,)dnl
1294         i[34567]86-*-freebsdelf*)
1295 changequote([,])dnl
1296                 tm_file="i386/i386.h i386/att.h svr4.h freebsd.h i386/freebsd-elf.h i386/perform.h"
1297                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1298                 tmake_file=t-freebsd
1299                 gas=yes
1300                 gnu_ld=yes
1301                 stabs=yes
1302                 case x${enable_threads} in
1303                 xyes | xpthreads | xposix)
1304                         thread_file='posix'
1305                         tmake_file="${tmake_file} t-freebsd-thread"
1306                         ;;
1307                 esac
1308                 ;;
1309 changequote(,)dnl
1310         i[34567]86-*-freebsd*)
1311 changequote([,])dnl
1312                 tm_file="i386/freebsd.h i386/perform.h"
1313                 tmake_file=t-freebsd
1314                 ;;
1315 changequote(,)dnl
1316         i[34567]86-*-netbsd*)
1317 changequote([,])dnl
1318                 tm_file=i386/netbsd.h
1319                 tmake_file=t-netbsd
1320        use_collect2=yes
1321                 ;;
1322 changequote(,)dnl
1323         i[34567]86-*-openbsd*)
1324 changequote([,])dnl
1325                 # we need collect2 until our bug is fixed...
1326                 use_collect2=yes
1327                 ;;
1328 changequote(,)dnl
1329         i[34567]86-*-coff*)
1330 changequote([,])dnl
1331                 tm_file=i386/i386-coff.h
1332                 tmake_file=i386/t-i386bare
1333                 ;;
1334 changequote(,)dnl
1335         i[34567]86-*-isc*)              # 80386 running ISC system
1336 changequote([,])dnl
1337                 xm_file="${xm_file} i386/xm-isc.h"
1338                 xm_defines="USG SVR3"
1339                 case $machine in
1340 changequote(,)dnl
1341                   i[34567]86-*-isc[34]*)
1342 changequote([,])dnl
1343                     xmake_file=i386/x-isc3
1344                     ;;
1345                   *)
1346                     xmake_file=i386/x-isc
1347                     ;;
1348                 esac
1349                 if test x$gas = xyes -a x$stabs = xyes
1350                 then
1351                         tm_file=i386/iscdbx.h
1352                         tmake_file=i386/t-svr3dbx
1353                         extra_parts="svr3.ifile svr3z.ifile"
1354                 else
1355                         tm_file=i386/isccoff.h
1356                         tmake_file=i386/t-crtstuff
1357                         extra_parts="crtbegin.o crtend.o"
1358                 fi
1359                 install_headers_dir=install-headers-cpio
1360                 ;;
1361 changequote(,)dnl
1362         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1363 changequote([,])dnl                     # with a.out format using
1364                                         # pre BFD linkers
1365                 xmake_file=x-linux-aout
1366                 tmake_file="t-linux-aout i386/t-crtstuff"
1367                 tm_file=i386/linux-oldld.h
1368                 gnu_ld=yes
1369                 float_format=i386
1370                 ;;
1371 changequote(,)dnl
1372         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1373 changequote([,])dnl                     # with a.out format
1374                 xmake_file=x-linux-aout
1375                 tmake_file="t-linux-aout i386/t-crtstuff"
1376                 tm_file=i386/linux-aout.h
1377                 gnu_ld=yes
1378                 float_format=i386
1379                 ;;
1380 changequote(,)dnl
1381         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1382 changequote([,])dnl                     # with ELF format using the
1383                                         # GNU/Linux C library 5
1384                 xmake_file=x-linux
1385                 tm_file=i386/linux.h
1386                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1387                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1388                 gnu_ld=yes
1389                 float_format=i386
1390                 if test x$enable_threads = xyes; then
1391                         thread_file='single'
1392                 fi
1393                 ;;
1394 changequote(,)dnl
1395         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1396 changequote([,])dnl                     # with ELF format using glibc 2
1397                                         # aka GNU/Linux C library 6
1398                 xmake_file=x-linux
1399                 tm_file=i386/linux.h
1400                 tmake_file="t-linux i386/t-crtstuff"
1401                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1402                 gnu_ld=yes
1403                 float_format=i386
1404                 if test x$enable_threads = xyes; then
1405                         thread_file='posix'
1406                 fi
1407                 ;;
1408 changequote(,)dnl
1409         i[34567]86-*-gnu*)
1410                 float_format=i386
1411 changequote([,])dnl
1412                 ;;
1413 changequote(,)dnl
1414         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1415 changequote([,])dnl
1416                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1417                 exit 1
1418                 ;;
1419 changequote(,)dnl
1420         i[34567]86-pc-msdosdjgpp*)
1421 changequote([,])dnl
1422                 xm_file=i386/xm-djgpp.h
1423                 tm_file=i386/djgpp.h
1424                 tmake_file=i386/t-djgpp
1425                 xmake_file=i386/x-djgpp
1426                 gnu_ld=yes
1427                 gas=yes
1428                 exeext=.exe
1429                 case $host in *pc-msdosdjgpp*)
1430                         target_alias=djgpp
1431                         ;;
1432                 esac
1433                 ;;
1434 changequote(,)dnl
1435         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1436 changequote([,])dnl
1437                 tm_file=i386/moss.h
1438                 tmake_file=t-libc-ok
1439                 gnu_ld=yes
1440                 gas=yes
1441                 ;;
1442 changequote(,)dnl
1443         i[34567]86-*-lynxos*)
1444 changequote([,])dnl
1445                 if test x$gas = xyes
1446                 then
1447                         tm_file=i386/lynx.h
1448                 else
1449                         tm_file=i386/lynx-ng.h
1450                 fi
1451                 xm_file=i386/xm-lynx.h
1452                 tmake_file=i386/t-i386bare
1453                 xmake_file=x-lynx
1454                 ;;
1455 changequote(,)dnl
1456         i[34567]86-*-mach*)
1457 changequote([,])dnl
1458                 tm_file=i386/mach.h
1459 #               tmake_file=t-libc-ok
1460                 use_collect2=yes
1461                 ;;
1462 changequote(,)dnl
1463         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1464 changequote([,])dnl
1465                 if test x$elf = xyes
1466                 then
1467                         tm_file=i386/osfelf.h
1468                         use_collect2=
1469                 else
1470                         tm_file=i386/osfrose.h
1471                         use_collect2=yes
1472                 fi
1473                 xm_file="i386/xm-osf.h ${xm_file}"
1474                 xmake_file=i386/x-osfrose
1475                 tmake_file=i386/t-osf
1476                 extra_objs=halfpic.o
1477                 ;;
1478 changequote(,)dnl
1479         i[34567]86-go32-rtems*)
1480 changequote([,])dnl
1481                 cpu_type=i386
1482                 xm_file=i386/xm-go32.h
1483                 tm_file=i386/go32-rtems.h
1484                 tmake_file="i386/t-go32 t-rtems"
1485                 ;;
1486 changequote(,)dnl
1487         i[34567]86-*-rtems*|i[34567]86-*-rtemself*)
1488 changequote([,])dnl
1489                 cpu_type=i386
1490                 tm_file=i386/rtemself.h
1491                 extra_parts="crtbegin.o crtend.o crti.o crtn.o"
1492                 tmake_file="i386/t-rtems-i386 i386/t-crtstuff t-rtems"
1493                 ;;
1494 changequote(,)dnl
1495         i[34567]86-*-rtemscoff*)
1496 changequote([,])dnl
1497                 cpu_type=i386
1498                 tm_file=i386/rtems.h
1499                 tmake_file="i386/t-i386bare t-rtems"
1500                 ;;
1501 changequote(,)dnl
1502         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1503 changequote([,])dnl
1504                 xm_file="xm-alloca.h ${xm_file} i386/xm-sco5.h"
1505                 xm_defines="USG SVR3"
1506                 xmake_file=i386/x-sco5
1507                 install_headers_dir=install-headers-cpio
1508                 tm_file=i386/sco5.h
1509                 if test x$gas = xyes
1510                 then
1511                         tm_file="i386/sco5gas.h ${tm_file}"
1512                         tmake_file=i386/t-sco5gas
1513                 else
1514                         tmake_file=i386/t-sco5
1515                 fi
1516                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1517                 ;;
1518 changequote(,)dnl
1519         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1520 changequote([,])dnl
1521                 xm_file="${xm_file} i386/xm-sco.h"
1522                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX"
1523                 xmake_file=i386/x-sco4
1524                 install_headers_dir=install-headers-cpio
1525                 if test x$stabs = xyes
1526                 then
1527                         tm_file=i386/sco4dbx.h
1528                         tmake_file=i386/t-svr3dbx
1529                         extra_parts="svr3.ifile svr3z.rfile"
1530                 else
1531                         tm_file=i386/sco4.h
1532                         tmake_file=i386/t-crtstuff
1533                         extra_parts="crtbegin.o crtend.o"
1534                 fi
1535                 # The default EAFS filesystem supports long file names.
1536                 # Truncating the target makes $host != $target which
1537                 # makes gcc think it is doing a cross-compile.
1538                 # truncate_target=yes
1539                 ;;
1540 changequote(,)dnl
1541         i[34567]86-*-sco*)              # 80386 running SCO system
1542 changequote([,])dnl
1543                 xm_file=i386/xm-sco.h
1544                 xmake_file=i386/x-sco
1545                 install_headers_dir=install-headers-cpio
1546                 if test x$stabs = xyes
1547                 then
1548                         tm_file=i386/scodbx.h
1549                         tmake_file=i386/t-svr3dbx
1550                         extra_parts="svr3.ifile svr3z.rfile"
1551                 else
1552                         tm_file=i386/sco.h
1553                         extra_parts="crtbegin.o crtend.o"
1554                         tmake_file=i386/t-crtstuff
1555                 fi
1556                 truncate_target=yes
1557                 ;;
1558 changequote(,)dnl
1559         i[34567]86-*-solaris2*)
1560 changequote([,])dnl
1561                 xm_file="xm-alloca.h ${xm_file}"
1562                 xm_defines="USG POSIX SMALL_ARG_MAX"
1563                 tm_file=i386/sol2.h
1564                 if test x$gas = xyes; then
1565                         # Only needed if gas does not support -s
1566                         tm_file="i386/sol2gas.h ${tm_file}"
1567                 fi
1568                 tmake_file=i386/t-sol2
1569                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1570                 xmake_file=x-svr4
1571                 if test x${enable_threads} = x; then
1572                     enable_threads=$have_pthread_h
1573                     if test x${enable_threads} = x; then
1574                         enable_threads=$have_thread_h
1575                     fi
1576                 fi
1577                 if test x${enable_threads} = xyes; then
1578                     if test x${have_pthread_h} = xyes; then
1579                         thread_file='posix'
1580                     else
1581                         thread_file='solaris'
1582                     fi
1583                 fi
1584                 ;;
1585 changequote(,)dnl
1586        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1587 changequote([,])dnl
1588                xm_file="xm-alloca.h ${xm_file}"
1589                xm_defines="USG POSIX"
1590                tm_file=i386/sysv5.h
1591                if test x$stabs = xyes
1592                then
1593                        tm_file="${tm_file} dbx.h"
1594                fi
1595                tmake_file=i386/t-crtpic
1596                xmake_file=x-svr4
1597                extra_parts="crtbegin.o crtend.o"
1598                if test x$enable_threads = xyes; then
1599                        thread_file='posix'
1600                fi
1601                ;;
1602 changequote(,)dnl
1603         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1604 changequote([,])dnl
1605                 xm_file="xm-alloca.h ${xm_file}"
1606                 xm_defines="USG POSIX SMALL_ARG_MAX"
1607                 tm_file=i386/sysv4.h
1608                 if test x$stabs = xyes
1609                 then
1610                         tm_file="${tm_file} dbx.h"
1611                 fi
1612                 tmake_file=i386/t-crtpic
1613                 xmake_file=x-svr4
1614                 extra_parts="crtbegin.o crtend.o"
1615                 ;;
1616 changequote(,)dnl
1617         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1618 changequote([,])dnl
1619                 xm_file="xm-alloca.h ${xm_file}"
1620                 xm_defines="USG POSIX"
1621                 tm_file=i386/udk.h
1622                 tmake_file="i386/t-crtpic i386/t-udk"
1623                 xmake_file=x-svr4
1624                 extra_parts="crtbegin.o crtend.o"
1625                 install_headers_dir=install-headers-cpio
1626                 ;;
1627 changequote(,)dnl
1628         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1629 changequote([,])dnl
1630                 cpu_type=i386
1631                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1632                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1633                 if test x$stabs = xyes
1634                 then
1635                         tm_file=i386/osf1elfgdb.h
1636                 else
1637                         tm_file=i386/osf1elf.h
1638                 fi
1639                 tmake_file=i386/t-osf1elf
1640                 xmake_file=i386/x-osf1elf
1641                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1642                 ;;
1643 changequote(,)dnl
1644         i[34567]86-*-sysv*)             # Intel 80386's running system V
1645 changequote([,])dnl
1646                 xm_defines="USG SVR3"
1647                 xmake_file=i386/x-sysv3
1648                 if test x$gas = xyes
1649                 then
1650                         if test x$stabs = xyes
1651                         then
1652                                 tm_file=i386/svr3dbx.h
1653                                 tmake_file=i386/t-svr3dbx
1654                                 extra_parts="svr3.ifile svr3z.rfile"
1655                         else
1656                                 tm_file=i386/svr3gas.h
1657                                 extra_parts="crtbegin.o crtend.o"
1658                                 tmake_file=i386/t-crtstuff
1659                         fi
1660                 else
1661                         tm_file=i386/sysv3.h
1662                         extra_parts="crtbegin.o crtend.o"
1663                         tmake_file=i386/t-crtstuff
1664                 fi
1665                 ;;
1666         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1667                 xm_file="${xm_file} i386/xm-vsta.h"
1668                 tm_file=i386/vsta.h
1669                 tmake_file=i386/t-vsta
1670                 xmake_file=i386/x-vsta
1671                 ;;
1672 changequote(,)dnl
1673         i[34567]86-*-win32)
1674 changequote([,])dnl
1675                 xm_file="${xm_file} i386/xm-cygwin.h"
1676                 tmake_file=i386/t-cygwin
1677                 tm_file=i386/win32.h
1678                 xmake_file=i386/x-cygwin
1679                 extra_objs=winnt.o
1680                 if test x$enable_threads = xyes; then
1681                         thread_file='win32'
1682                 fi
1683                 exeext=.exe
1684                 ;;
1685 changequote(,)dnl
1686         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1687 changequote([,])dnl
1688                 xm_file="${xm_file} i386/xm-cygwin.h"
1689                 tmake_file=i386/t-cygwin
1690                 tm_file=i386/cygwin.h
1691                 xmake_file=i386/x-cygwin
1692                 extra_objs=winnt.o
1693                 if test x$enable_threads = xyes; then
1694                         thread_file='win32'
1695                 fi
1696                 exeext=.exe
1697                 ;;
1698 changequote(,)dnl
1699         i[34567]86-*-mingw32*)
1700 changequote([,])dnl
1701                 tm_file=i386/mingw32.h
1702                 xm_file="${xm_file} i386/xm-mingw32.h"
1703                 tmake_file="i386/t-cygwin i386/t-mingw32"
1704                 extra_objs=winnt.o
1705                 xmake_file=i386/x-cygwin
1706                 if test x$enable_threads = xyes; then
1707                         thread_file='win32'
1708                 fi
1709                 exeext=.exe
1710                 case $machine in
1711                         *mingw32msv*)
1712                                 ;;
1713                         *minwg32crt* | *mingw32*)
1714                                 tm_file="${tm_file} i386/crtdll.h"
1715                                 ;;
1716                 esac
1717                 ;;
1718 changequote(,)dnl
1719         i[34567]86-*-uwin*)
1720 changequote([,])dnl
1721                 tm_file=i386/uwin.h
1722                 xm_file="${xm_file} i386/xm-uwin.h"
1723                 xm_defines="USG NO_STAB_H"
1724                 tmake_file="i386/t-cygwin i386/t-uwin"
1725                 extra_objs=winnt.o
1726                 xmake_file=i386/x-cygwin
1727                 if test x$enable_threads = xyes; then
1728                         thread_file='win32'
1729                 fi
1730                 exeext=.exe
1731                 ;;
1732 changequote(,)dnl
1733         i[34567]86-*-interix*)
1734 changequote([,])dnl
1735                 tm_file="i386/i386-interix.h interix.h"
1736                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1737                 xm_defines="USG"
1738                 tmake_file="i386/t-interix"
1739                 extra_objs=interix.o
1740                 xmake_file=x-interix
1741                 if test x$enable_threads = xyes ; then
1742                         thread_file='posix'
1743                 fi
1744                 if test x$stabs = xyes ; then
1745                         tm_file="${tm_file} dbxcoff.h"
1746                 fi
1747                 ;;
1748 changequote(,)dnl
1749         i[34567]86-*-winnt3*)
1750 changequote([,])dnl
1751                 tm_file=i386/win-nt.h
1752                 out_file=i386/i386.c
1753                 xm_file="xm-winnt.h ${xm_file}"
1754                 xmake_file=winnt/x-winnt
1755                 tmake_file=i386/t-winnt
1756                 extra_host_objs="winnt.o oldnames.o"
1757                 extra_gcc_objs="spawnv.o oldnames.o"
1758                 if test x$gnu_ld != xyes
1759                 then
1760                         extra_programs=ld.exe
1761                 fi
1762                 if test x$enable_threads = xyes; then
1763                         thread_file='win32'
1764                 fi
1765                 ;;
1766 changequote(,)dnl
1767         i[34567]86-dg-dgux*)
1768 changequote([,])dnl
1769                 xm_file="xm-alloca.h ${xm_file}"
1770                 xm_defines="USG POSIX"
1771                 out_file=i386/dgux.c
1772                 tm_file=i386/dgux.h
1773                 tmake_file=i386/t-dgux
1774                 xmake_file=i386/x-dgux
1775                 install_headers_dir=install-headers-cpio
1776               ;;
1777         i860-alliant-*)         # Alliant FX/2800
1778                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1779                 xm_file="${xm_file}"
1780                 xmake_file=i860/x-fx2800
1781                 tmake_file=i860/t-fx2800
1782                 extra_parts="crtbegin.o crtend.o"
1783                 ;;
1784         i860-*-bsd*)
1785                 tm_file="${tm_file} i860/bsd.h"
1786                 if test x$gas = xyes
1787                 then
1788                         tm_file="${tm_file} i860/bsd-gas.h"
1789                 fi
1790                 use_collect2=yes
1791                 ;;
1792         i860-*-mach*)
1793                 tm_file="${tm_file} i860/mach.h"
1794                 tmake_file=t-libc-ok
1795                 ;;
1796         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1797                 tm_file="${tm_file} svr3.h i860/paragon.h"
1798                 xm_defines="USG SVR3"
1799                 tmake_file=t-osf
1800                 ;;
1801         i860-*-sysv3*)
1802                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1803                 xm_defines="USG SVR3"
1804                 xmake_file=i860/x-sysv3
1805                 extra_parts="crtbegin.o crtend.o"
1806                 ;;
1807         i860-*-sysv4*)
1808                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1809                 xm_defines="USG SVR3"
1810                 xmake_file=i860/x-sysv4
1811                 tmake_file=t-svr4
1812                 extra_parts="crtbegin.o crtend.o"
1813                 ;;
1814         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1815                 tm_file="${tm_file} i960/vx960.h"
1816                 tmake_file=i960/t-vxworks960
1817                 use_collect2=yes
1818                 thread_file='vxworks'
1819                 ;;
1820         i960-wrs-vxworks5* | i960-wrs-vxworks)
1821                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1822                 tmake_file=i960/t-vxworks960
1823                 use_collect2=yes
1824                 thread_file='vxworks'
1825                 ;;
1826         i960-wrs-vxworks*)
1827                 tm_file="${tm_file} i960/vx960.h"
1828                 tmake_file=i960/t-vxworks960
1829                 use_collect2=yes
1830                 thread_file='vxworks'
1831                 ;;
1832         i960-*-coff*)
1833                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1834                 tmake_file=i960/t-960bare
1835                 use_collect2=yes
1836                 ;;
1837         i960-*-rtems)
1838                 tmake_file="i960/t-960bare t-rtems"
1839                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1840                 use_collect2=yes
1841                 ;;
1842         i960-*-*)                       # Default i960 environment.
1843                 use_collect2=yes
1844                 ;;
1845         m32r-*-elf*)
1846                 extra_parts="crtinit.o crtfini.o"
1847                 ;;
1848         m68000-convergent-sysv*)
1849                 tm_file=m68k/ctix.h
1850                 xm_file="m68k/xm-3b1.h ${xm_file}"
1851                 xm_defines=USG
1852                 use_collect2=yes
1853                 extra_headers=math-68881.h
1854                 ;;
1855         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1856                 tm_file=m68k/hp2bsd.h
1857                 xmake_file=m68k/x-hp2bsd
1858                 use_collect2=yes
1859                 extra_headers=math-68881.h
1860                 ;;
1861         m68000-hp-hpux*)                # HP 9000 series 300
1862                 xm_file="xm-alloca.h ${xm_file}"
1863                 xm_defines="USG"
1864                 if test x$gas = xyes
1865                 then
1866                         xmake_file=m68k/x-hp320g
1867                         tm_file=m68k/hp310g.h
1868                 else
1869                         xmake_file=m68k/x-hp320
1870                         tm_file=m68k/hp310.h
1871                 fi
1872                 install_headers_dir=install-headers-cpio
1873                 use_collect2=yes
1874                 extra_headers=math-68881.h
1875                 ;;
1876         m68000-sun-sunos3*)
1877                 tm_file=m68k/sun2.h
1878                 use_collect2=yes
1879                 extra_headers=math-68881.h
1880                 ;;
1881         m68000-sun-sunos4*)
1882                 tm_file=m68k/sun2o4.h
1883                 use_collect2=yes
1884                 extra_headers=math-68881.h
1885                 ;;
1886         m68000-att-sysv*)
1887                 xm_file="m68k/xm-3b1.h ${xm_file}"
1888                 xm_defines=USG
1889                 if test x$gas = xyes
1890                 then
1891                         tm_file=m68k/3b1g.h
1892                 else
1893                         tm_file=m68k/3b1.h
1894                 fi
1895                 use_collect2=yes
1896                 extra_headers=math-68881.h
1897                 ;;
1898         m68k-apple-aux*)                # Apple Macintosh running A/UX
1899                 xm_defines="USG AUX"
1900                 tmake_file=m68k/t-aux
1901                 install_headers_dir=install-headers-cpio
1902                 extra_headers=math-68881.h
1903                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1904                 tm_file=
1905                 if test "$gnu_ld" = yes
1906                 then
1907                         tm_file="${tm_file} m68k/auxgld.h"
1908                 else
1909                         tm_file="${tm_file} m68k/auxld.h"
1910                 fi
1911                 if test "$gas" = yes
1912                 then
1913                         tm_file="${tm_file} m68k/auxgas.h"
1914                 else
1915                         tm_file="${tm_file} m68k/auxas.h"
1916                 fi
1917                 tm_file="${tm_file} m68k/a-ux.h"
1918                 float_format=m68k
1919                 ;;
1920         m68k-apollo-*)
1921                 tm_file=m68k/apollo68.h
1922                 xmake_file=m68k/x-apollo68
1923                 use_collect2=yes
1924                 extra_headers=math-68881.h
1925                 float_format=m68k
1926                 ;;
1927         m68k-altos-sysv*)                  # Altos 3068
1928                 if test x$gas = xyes
1929                 then
1930                         tm_file=m68k/altos3068.h
1931                         xm_defines=USG
1932                 else
1933                         echo "The Altos is supported only with the GNU assembler" 1>&2
1934                         exit 1
1935                 fi
1936                 extra_headers=math-68881.h
1937                 ;;
1938         m68k-bull-sysv*)                # Bull DPX/2
1939                 if test x$gas = xyes
1940                 then
1941                         if test x$stabs = xyes
1942                         then
1943                                 tm_file=m68k/dpx2cdbx.h
1944                         else
1945                                 tm_file=m68k/dpx2g.h
1946                         fi
1947                 else
1948                         tm_file=m68k/dpx2.h
1949                 fi
1950                 xm_file="xm-alloca.h ${xm_file}"
1951                 xm_defines=USG
1952                 xmake_file=m68k/x-dpx2
1953                 use_collect2=yes
1954                 extra_headers=math-68881.h
1955                 ;;
1956         m68k-atari-sysv4*)              # Atari variant of V.4.
1957                 tm_file=m68k/atari.h
1958                 xm_file="xm-alloca.h ${xm_file}"
1959                 xm_defines="USG FULL_PROTOTYPES"
1960                 tmake_file=t-svr4
1961                 extra_parts="crtbegin.o crtend.o"
1962                 extra_headers=math-68881.h
1963                 float_format=m68k
1964                 ;;
1965         m68k-motorola-sysv*)
1966                 tm_file=m68k/mot3300.h
1967                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1968                 if test x$gas = xyes
1969                 then
1970                         xmake_file=m68k/x-mot3300-gas
1971                         if test x$gnu_ld = xyes
1972                         then
1973                                 tmake_file=m68k/t-mot3300-gald
1974                         else
1975                                 tmake_file=m68k/t-mot3300-gas
1976                                 use_collect2=yes
1977                         fi
1978                 else
1979                         xmake_file=m68k/x-mot3300
1980                         if test x$gnu_ld = xyes
1981                         then
1982                                 tmake_file=m68k/t-mot3300-gld
1983                         else
1984                                 tmake_file=m68k/t-mot3300
1985                                 use_collect2=yes
1986                         fi
1987                 fi
1988                 gdb_needs_out_file_path=yes
1989                 extra_parts="crt0.o mcrt0.o"
1990                 extra_headers=math-68881.h
1991                 float_format=m68k
1992                 ;;
1993         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1994                 tm_file=m68k/tower-as.h
1995                 xm_defines="USG SVR3"
1996                 xmake_file=m68k/x-tower
1997                 extra_parts="crtbegin.o crtend.o"
1998                 extra_headers=math-68881.h
1999                 ;;
2000         m68k-plexus-sysv*)
2001                 tm_file=m68k/plexus.h
2002                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
2003                 xm_defines=USG
2004                 use_collect2=yes
2005                 extra_headers=math-68881.h
2006                 ;;
2007         m68k-tti-*)
2008                 tm_file=m68k/pbb.h
2009                 xm_file="xm-alloca.h ${xm_file}"
2010                 xm_defines=USG
2011                 extra_headers=math-68881.h
2012                 ;;
2013         m68k-crds-unos*)
2014                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
2015                 xm_defines="USG unos"
2016                 xmake_file=m68k/x-crds
2017                 tm_file=m68k/crds.h
2018                 use_collect2=yes
2019                 extra_headers=math-68881.h
2020                 ;;
2021         m68k-cbm-sysv4*)                # Commodore variant of V.4.
2022                 tm_file=m68k/amix.h
2023                 xm_file="xm-alloca.h ${xm_file}"
2024                 xm_defines="USG FULL_PROTOTYPES"
2025                 xmake_file=m68k/x-amix
2026                 tmake_file=t-svr4
2027                 extra_parts="crtbegin.o crtend.o"
2028                 extra_headers=math-68881.h
2029                 float_format=m68k
2030                 ;;
2031         m68k-ccur-rtu)
2032                 tm_file=m68k/ccur-GAS.h
2033                 xmake_file=m68k/x-ccur
2034                 extra_headers=math-68881.h
2035                 use_collect2=yes
2036                 float_format=m68k
2037                 ;;
2038         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
2039                 tm_file=m68k/hp3bsd44.h
2040                 xmake_file=m68k/x-hp3bsd44
2041                 use_collect2=yes
2042                 extra_headers=math-68881.h
2043                 float_format=m68k
2044                 ;;
2045         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
2046                 tm_file=m68k/hp3bsd.h
2047                 use_collect2=yes
2048                 extra_headers=math-68881.h
2049                 float_format=m68k
2050                 ;;
2051         m68k-isi-bsd*)
2052                 if test x$with_fp = xno
2053                 then
2054                         tm_file=m68k/isi-nfp.h
2055                 else
2056                         tm_file=m68k/isi.h
2057                         float_format=m68k
2058                 fi
2059                 use_collect2=yes
2060                 extra_headers=math-68881.h
2061                 ;;
2062         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
2063                 xm_file="xm-alloca.h ${xm_file}"
2064                 xm_defines="USG"
2065                 if test x$gas = xyes
2066                 then
2067                         xmake_file=m68k/x-hp320g
2068                         tm_file=m68k/hp320g.h
2069                 else
2070                         xmake_file=m68k/x-hp320
2071                         tm_file=m68k/hpux7.h
2072                 fi
2073                 install_headers_dir=install-headers-cpio
2074                 use_collect2=yes
2075                 extra_headers=math-68881.h
2076                 float_format=m68k
2077                 ;;
2078         m68k-hp-hpux*)  # HP 9000 series 300
2079                 xm_file="xm-alloca.h ${xm_file}"
2080                 xm_defines="USG"
2081                 if test x$gas = xyes
2082                 then
2083                         xmake_file=m68k/x-hp320g
2084                         tm_file=m68k/hp320g.h
2085                 else
2086                         xmake_file=m68k/x-hp320
2087                         tm_file=m68k/hp320.h
2088                 fi
2089                 install_headers_dir=install-headers-cpio
2090                 use_collect2=yes
2091                 extra_headers=math-68881.h
2092                 float_format=m68k
2093                 ;;
2094         m68k-sun-mach*)
2095                 tm_file=m68k/sun3mach.h
2096                 use_collect2=yes
2097                 extra_headers=math-68881.h
2098                 float_format=m68k
2099                 ;;
2100         m68k-sony-newsos3*)
2101                 if test x$gas = xyes
2102                 then
2103                         tm_file=m68k/news3gas.h
2104                 else
2105                         tm_file=m68k/news3.h
2106                 fi
2107                 use_collect2=yes
2108                 extra_headers=math-68881.h
2109                 float_format=m68k
2110                 ;;
2111         m68k-sony-bsd* | m68k-sony-newsos*)
2112                 if test x$gas = xyes
2113                 then
2114                         tm_file=m68k/newsgas.h
2115                 else
2116                         tm_file=m68k/news.h
2117                 fi
2118                 use_collect2=yes
2119                 extra_headers=math-68881.h
2120                 float_format=m68k
2121                 ;;
2122         m68k-next-nextstep2*)
2123                 tm_file=m68k/next21.h
2124                 xm_file="m68k/xm-next.h ${xm_file}"
2125                 tmake_file=m68k/t-next
2126                 xmake_file=m68k/x-next
2127                 extra_objs=nextstep.o
2128                 extra_headers=math-68881.h
2129                 use_collect2=yes
2130                 float_format=m68k
2131                 ;;
2132 changequote(,)dnl
2133         m68k-next-nextstep[34]*)
2134 changequote([,])dnl
2135                 tm_file=m68k/next.h
2136                 xm_file="m68k/xm-next.h ${xm_file}"
2137                 tmake_file=m68k/t-next
2138                 xmake_file=m68k/x-next
2139                 extra_objs=nextstep.o
2140                 extra_parts="crtbegin.o crtend.o"
2141                 extra_headers=math-68881.h
2142                 float_format=m68k
2143                 if test x$enable_threads = xyes; then
2144                         thread_file='mach'
2145                 fi
2146                 ;;
2147         m68k-sun-sunos3*)
2148                 if test x$with_fp = xno
2149                 then
2150                         tm_file=m68k/sun3n3.h
2151                 else
2152                         tm_file=m68k/sun3o3.h
2153                         float_format=m68k
2154                 fi
2155                 use_collect2=yes
2156                 extra_headers=math-68881.h
2157                 ;;
2158         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2159                 if test x$with_fp = xno
2160                 then
2161                         tm_file=m68k/sun3n.h
2162                 else
2163                         tm_file=m68k/sun3.h
2164                         float_format=m68k
2165                 fi
2166                 use_collect2=yes
2167                 extra_headers=math-68881.h
2168                 ;;
2169         m68k-wrs-vxworks*)
2170                 tm_file=m68k/vxm68k.h
2171                 tmake_file=m68k/t-vxworks68
2172                 extra_headers=math-68881.h
2173                 thread_file='vxworks'
2174                 float_format=m68k
2175                 ;;
2176         m68k-*-aout*)
2177                 tmake_file=m68k/t-m68kbare
2178                 tm_file="m68k/m68k-aout.h libgloss.h"
2179                 extra_headers=math-68881.h
2180                 float_format=m68k
2181                 ;;
2182         m68k-*-coff*)
2183                 tmake_file=m68k/t-m68kbare
2184                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2185                 extra_headers=math-68881.h
2186                 float_format=m68k
2187                 ;;
2188         m68020-*-elf* | m68k-*-elf*)
2189                 tm_file="m68k/m68020-elf.h"
2190                 xm_file=m68k/xm-m68kv.h
2191                 tmake_file=m68k/t-m68kelf
2192                 header_files=math-68881.h
2193                 ;;
2194         m68k-*-lynxos*)
2195                 if test x$gas = xyes
2196                 then
2197                         tm_file=m68k/lynx.h
2198                 else
2199                         tm_file=m68k/lynx-ng.h
2200                 fi
2201                 xm_file=m68k/xm-lynx.h
2202                 xmake_file=x-lynx
2203                 tmake_file=m68k/t-lynx
2204                 extra_headers=math-68881.h
2205                 float_format=m68k
2206                 ;;
2207         m68k*-*-netbsd*)
2208                 tm_file=m68k/netbsd.h
2209                 tmake_file=t-netbsd
2210                 float_format=m68k
2211        use_collect2=yes
2212                 ;;
2213         m68k*-*-openbsd*)
2214                 float_format=m68k
2215                 # we need collect2 until our bug is fixed...
2216                 use_collect2=yes
2217                 ;;
2218         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2219                 xm_file="xm-alloca.h ${xm_file}"
2220                 xm_defines=USG
2221                 xmake_file=m68k/x-m68kv
2222                 extra_parts="crtbegin.o crtend.o"
2223                 extra_headers=math-68881.h
2224                 float_format=m68k
2225                 ;;
2226         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2227                 tm_file=m68k/m68kv4.h
2228                 xm_file="xm-alloca.h ${xm_file}"
2229                 xm_defines=USG
2230                 tmake_file=t-svr4
2231                 extra_parts="crtbegin.o crtend.o"
2232                 extra_headers=math-68881.h
2233                 float_format=m68k
2234                 ;;
2235         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2236                                         # with a.out format
2237                 xmake_file=x-linux
2238                 tm_file=m68k/linux-aout.h
2239                 tmake_file="t-linux-aout m68k/t-linux-aout"
2240                 extra_headers=math-68881.h
2241                 float_format=m68k
2242                 gnu_ld=yes
2243                 ;;
2244         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2245                                         # with ELF format using the
2246                                         # GNU/Linux C library 5
2247                 xmake_file=x-linux
2248                 tm_file=m68k/linux.h
2249                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2250                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2251                 extra_headers=math-68881.h
2252                 float_format=m68k
2253                 gnu_ld=yes
2254                 ;;
2255         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2256                                         # with ELF format using glibc 2
2257                                         # aka the GNU/Linux C library 6.
2258                 xmake_file=x-linux
2259                 tm_file=m68k/linux.h
2260                 tmake_file="t-linux m68k/t-linux"
2261                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2262                 extra_headers=math-68881.h
2263                 float_format=m68k
2264                 gnu_ld=yes
2265                 if test x$enable_threads = xyes; then
2266                         thread_file='posix'
2267                 fi
2268                 ;;
2269         m68k-*-psos*)
2270                 tmake_file=m68k/t-m68kbare
2271                 tm_file=m68k/m68k-psos.h
2272                 extra_headers=math-68881.h
2273                 float_format=m68k
2274                 ;;
2275         m68k-*-rtemscoff*|m68k-*-rtems*)
2276                 tmake_file="m68k/t-m68kbare t-rtems"
2277                 tm_file=m68k/rtems.h
2278                 extra_headers=math-68881.h
2279                 float_format=m68k
2280                 ;;
2281         m68k-*-rtemself*)
2282                 tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
2283                 tm_file=m68k/rtemself.h
2284                 extra_headers=math-68881.h
2285                 float_format=m68k
2286                 ;;
2287         m88k-dg-dgux*)
2288                 case $machine in
2289                   m88k-dg-dguxbcs*)
2290                     tm_file=m88k/dguxbcs.h
2291                     tmake_file=m88k/t-dguxbcs
2292                     ;;
2293                   *)
2294                     tm_file=m88k/dgux.h
2295                     tmake_file=m88k/t-dgux
2296                     ;;
2297                 esac
2298                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2299                 xmake_file=m88k/x-dgux
2300                 if test x$gas = xyes
2301                 then
2302                         tmake_file=m88k/t-dgux-gas
2303                 fi
2304                 ;;
2305         m88k-dolphin-sysv3*)
2306                 tm_file=m88k/dolph.h
2307                 extra_parts="crtbegin.o crtend.o"
2308                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2309                 xmake_file=m88k/x-dolph
2310                 if test x$gas = xyes
2311                 then
2312                         tmake_file=m88k/t-m88k-gas
2313                 fi
2314                 ;;
2315         m88k-tektronix-sysv3)
2316                 tm_file=m88k/tekXD88.h
2317                 extra_parts="crtbegin.o crtend.o"
2318                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2319                 xmake_file=m88k/x-tekXD88
2320                 if test x$gas = xyes
2321                 then
2322                         tmake_file=m88k/t-m88k-gas
2323                 fi
2324                 ;;
2325         m88k-*-aout*)
2326                 tm_file=m88k/m88k-aout.h
2327                 ;;
2328         m88k-*-coff*)
2329                 tm_file=m88k/m88k-coff.h
2330                 tmake_file=m88k/t-bug
2331                 ;;
2332         m88k-*-luna*)
2333                 tm_file=m88k/luna.h
2334                 extra_parts="crtbegin.o crtend.o"
2335                 if test x$gas = xyes
2336                 then
2337                         tmake_file=m88k/t-luna-gas
2338                 else
2339                         tmake_file=m88k/t-luna
2340                 fi
2341                 ;;
2342         m88k-*-openbsd*)
2343                 tmake_file="${tmake_file} m88k/t-luna-gas"
2344                 ;;
2345         m88k-*-sysv3*)
2346                 tm_file=m88k/sysv3.h
2347                 extra_parts="crtbegin.o crtend.o"
2348                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2349                 xmake_file=m88k/x-sysv3
2350                 if test x$gas = xyes
2351                 then
2352                         tmake_file=m88k/t-m88k-gas
2353                 fi
2354                 ;;
2355         m88k-*-sysv4*)
2356                 tm_file=m88k/sysv4.h
2357                 extra_parts="crtbegin.o crtend.o"
2358                 xmake_file=m88k/x-sysv4
2359                 tmake_file=m88k/t-sysv4
2360                 ;;
2361         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2362                 if test "x$gnu_ld" = xyes
2363                 then
2364                         tm_file="mips/iris6.h mips/iris6gld.h"
2365                 else
2366                         tm_file=mips/iris6.h
2367                 fi
2368                 tmake_file=mips/t-iris6
2369                 xm_file=mips/xm-iris6.h
2370                 xmake_file=mips/x-iris6
2371 #               if test x$enable_threads = xyes; then
2372 #                       thread_file='irix'
2373 #               fi
2374                 ;;
2375         mips-wrs-vxworks)
2376                 tm_file="mips/elf.h mips/vxworks.h"
2377                 tmake_file=mips/t-ecoff
2378                 gas=yes
2379                 gnu_ld=yes
2380                 extra_parts="crtbegin.o crtend.o"
2381                 thread_file='vxworks'
2382                 ;;
2383         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2384                 tm_file="mips/iris6.h mips/cross64.h"
2385                 xm_defines=USG
2386                 xm_file="mips/xm-iris5.h"
2387                 xmake_file=mips/x-iris
2388                 tmake_file=mips/t-cross64
2389                 # See comment in mips/iris[56].h files.
2390                 use_collect2=yes
2391 #               if test x$enable_threads = xyes; then
2392 #                       thread_file='irix'
2393 #               fi
2394                 ;;
2395         mips-sni-sysv4)
2396                 if test x$gas = xyes
2397                 then
2398                         if test x$stabs = xyes
2399                         then
2400                                 tm_file=mips/iris5gdb.h
2401                         else
2402                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2403                         fi
2404                 else
2405                         tm_file=mips/sni-svr4.h
2406                 fi
2407                 xm_defines=USG
2408                 xmake_file=mips/x-sni-svr4
2409                 tmake_file=mips/t-mips-gas
2410                 if test x$gnu_ld != xyes
2411                 then
2412                         use_collect2=yes
2413                 fi
2414                 ;;
2415         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2416                 if test x$gas = xyes
2417                 then
2418                         tm_file="mips/iris5.h mips/iris5gas.h"
2419                         if test x$stabs = xyes
2420                         then
2421                                 tm_file="${tm_file} dbx.h"
2422                         fi
2423                 else
2424                         tm_file=mips/iris5.h
2425                 fi
2426                 xm_defines=USG
2427                 xm_file="mips/xm-iris5.h"
2428                 xmake_file=mips/x-iris
2429                 # mips-tfile doesn't work yet
2430                 tmake_file=mips/t-mips-gas
2431                 # See comment in mips/iris5.h file.
2432                 use_collect2=yes
2433 #               if test x$enable_threads = xyes; then
2434 #                       thread_file='irix'
2435 #               fi
2436                 ;;
2437         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2438                 tm_file="mips/iris4loser.h 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-irix4*)                # Mostly like a MIPS.
2459                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2460                 if test x$stabs = xyes; then
2461                         tm_file="${tm_file} dbx.h"
2462                 fi
2463                 xm_defines=USG
2464                 xmake_file=mips/x-iris
2465                 if test x$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$gnu_ld != xyes
2472                 then
2473                         use_collect2=yes
2474                 fi
2475 #               if test x$enable_threads = xyes; then
2476 #                       thread_file='irix'
2477 #               fi
2478                 ;;
2479         mips-sgi-*)                     # Mostly like a MIPS.
2480                 tm_file="mips/iris3.h ${tm_file}"
2481                 if test x$stabs = xyes; then
2482                         tm_file="${tm_file} dbx.h"
2483                 fi
2484                 xm_defines=USG
2485                 xmake_file=mips/x-iris3
2486                 if test x$gas = xyes
2487                 then
2488                         tmake_file=mips/t-mips-gas
2489                 else
2490                         extra_passes="mips-tfile mips-tdump"
2491                 fi
2492                 if test x$gnu_ld != xyes
2493                 then
2494                         use_collect2=yes
2495                 fi
2496                 ;;
2497         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2498                 tm_file="mips/osfrose.h ${tm_file}"
2499                 xmake_file=mips/x-osfrose
2500                 tmake_file=mips/t-osfrose
2501                 extra_objs=halfpic.o
2502                 use_collect2=yes
2503                 ;;
2504         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2505                 tm_file=mips/dec-osf1.h
2506                 if test x$stabs = xyes; then
2507                         tm_file="${tm_file} dbx.h"
2508                 fi
2509                 xmake_file=mips/x-dec-osf1
2510                 if test x$gas = xyes
2511                 then
2512                         tmake_file=mips/t-mips-gas
2513                 else
2514                         tmake_file=mips/t-ultrix
2515                         extra_passes="mips-tfile mips-tdump"
2516                 fi
2517                 if test x$gnu_ld != xyes
2518                 then
2519                         use_collect2=yes
2520                 fi
2521                 ;;
2522         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2523               tm_file=mips/dec-bsd.h
2524               if test x$gas = xyes
2525               then
2526                         tmake_file=mips/t-mips-gas
2527               else
2528                         tmake_file=mips/t-ultrix
2529                         extra_passes="mips-tfile mips-tdump"
2530               fi
2531               if test x$gnu_ld != xyes
2532               then
2533                         use_collect2=yes
2534               fi
2535               ;;
2536         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2537                 tm_file=mips/netbsd.h
2538                 # On NetBSD, the headers are already okay, except for math.h.
2539                 tmake_file=t-netbsd
2540                 ;;
2541        mips*-*-linux*)                         # Linux MIPS, either endian.
2542                 xmake_file=x-linux
2543                case $machine in
2544                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2545                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2546                esac
2547                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2548                 gnu_ld=yes
2549                 gas=yes
2550                 if test x$enable_threads = xyes; then
2551                         thread_file='posix'
2552                 fi
2553                 ;;
2554         mips*el-*-openbsd*)     # mips little endian
2555                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2556                 ;;
2557         mips*-*-openbsd*)               # mips big endian
2558                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2559                 tm_file="mips/openbsd-be.h ${tm_file}"
2560                 ;;
2561         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2562                 tm_file="mips/news4.h ${tm_file}"
2563                 if test x$stabs = xyes; then
2564                         tm_file="${tm_file} dbx.h"
2565                 fi
2566                 if test x$gas = xyes
2567                 then
2568                         tmake_file=mips/t-mips-gas
2569                 else
2570                         extra_passes="mips-tfile mips-tdump"
2571                 fi
2572                 if test x$gnu_ld != xyes
2573                 then
2574                         use_collect2=yes
2575                 fi
2576                 xmake_file=mips/x-sony
2577                 ;;
2578         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2579                                         # That is based on svr4.
2580                 # t-svr4 is not right because this system doesn't use ELF.
2581                 tm_file="mips/news5.h ${tm_file}"
2582                 if test x$stabs = xyes; then
2583                         tm_file="${tm_file} dbx.h"
2584                 fi
2585                 xm_defines=USG
2586                 if test x$gas = xyes
2587                 then
2588                         tmake_file=mips/t-mips-gas
2589                 else
2590                         extra_passes="mips-tfile mips-tdump"
2591                 fi
2592                 if test x$gnu_ld != xyes
2593                 then
2594                         use_collect2=yes
2595                 fi
2596                 ;;
2597         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2598                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2599                 if test x$stabs = xyes; then
2600                         tm_file="${tm_file} dbx.h"
2601                 fi
2602                 xm_defines=USG
2603                 xmake_file=mips/x-sysv
2604                 if test x$gas = xyes
2605                 then
2606                         tmake_file=mips/t-mips-gas
2607                         extra_parts="crtbegin.o crtend.o"
2608                 else
2609                         tmake_file=mips/t-mips
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         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2618                 tm_file="mips/ultrix.h ${tm_file}"
2619                 if test x$stabs = xyes; then
2620                         tm_file="${tm_file} dbx.h"
2621                 fi
2622                 xmake_file=mips/x-ultrix
2623                 if test x$gas = xyes
2624                 then
2625                         tmake_file=mips/t-mips-gas
2626                 else
2627                         tmake_file=mips/t-ultrix
2628                         extra_passes="mips-tfile mips-tdump"
2629                 fi
2630                 if test x$gnu_ld != xyes
2631                 then
2632                         use_collect2=yes
2633                 fi
2634                 ;;
2635 changequote(,)dnl
2636         mips-*-riscos[56789]bsd*)
2637 changequote([,])dnl
2638                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2639                 if test x$stabs = xyes; then
2640                         tm_file="${tm_file} dbx.h"
2641                 fi
2642                 if test x$gas = xyes
2643                 then
2644                         tmake_file=mips/t-bsd-gas
2645                 else
2646                         tmake_file=mips/t-bsd
2647                         extra_passes="mips-tfile mips-tdump"
2648                 fi
2649                 if test x$gnu_ld != xyes
2650                 then
2651                         use_collect2=yes
2652                 fi
2653                 ;;
2654 changequote(,)dnl
2655         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2656 changequote([,])dnl
2657                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2658                 if test x$stabs = xyes; then
2659                         tm_file="${tm_file} dbx.h"
2660                 fi
2661                 if test x$gas = xyes
2662                 then
2663                         tmake_file=mips/t-bsd-gas
2664                 else
2665                         tmake_file=mips/t-bsd
2666                         extra_passes="mips-tfile mips-tdump"
2667                 fi
2668                 if test x$gnu_ld != xyes
2669                 then
2670                         use_collect2=yes
2671                 fi
2672                 ;;
2673 changequote(,)dnl
2674         mips-*-riscos[56789]sysv4*)
2675 changequote([,])dnl
2676                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2677                 if test x$stabs = xyes; then
2678                         tm_file="${tm_file} dbx.h"
2679                 fi
2680                 xmake_file=mips/x-sysv
2681                 if test x$gas = xyes
2682                 then
2683                         tmake_file=mips/t-svr4-gas
2684                 else
2685                         tmake_file=mips/t-svr4
2686                         extra_passes="mips-tfile mips-tdump"
2687                 fi
2688                 if test x$gnu_ld != xyes
2689                 then
2690                         use_collect2=yes
2691                 fi
2692                 ;;
2693 changequote(,)dnl
2694         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2695 changequote([,])dnl
2696                 tm_file="mips/svr4-4.h ${tm_file}"
2697                 if test x$stabs = xyes; then
2698                         tm_file="${tm_file} dbx.h"
2699                 fi
2700                 xm_defines=USG
2701                 xmake_file=mips/x-sysv
2702                 if test x$gas = xyes
2703                 then
2704                         tmake_file=mips/t-svr4-gas
2705                 else
2706                         tmake_file=mips/t-svr4
2707                         extra_passes="mips-tfile mips-tdump"
2708                 fi
2709                 if test x$gnu_ld != xyes
2710                 then
2711                         use_collect2=yes
2712                 fi
2713                 ;;
2714 changequote(,)dnl
2715         mips-*-riscos[56789]sysv*)
2716 changequote([,])dnl
2717                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2718                 if test x$stabs = xyes; then
2719                         tm_file="${tm_file} dbx.h"
2720                 fi
2721                 xm_defines=USG
2722                 xmake_file=mips/x-sysv
2723                 if test x$gas = xyes
2724                 then
2725                         tmake_file=mips/t-svr3-gas
2726                 else
2727                         tmake_file=mips/t-svr3
2728                         extra_passes="mips-tfile mips-tdump"
2729                 fi
2730                 if test x$gnu_ld != xyes
2731                 then
2732                         use_collect2=yes
2733                 fi
2734                 ;;
2735         mips-*-sysv* | mips-*-riscos*sysv*)
2736                 tm_file="mips/svr3-4.h ${tm_file}"
2737                 if test x$stabs = xyes; then
2738                         tm_file="${tm_file} dbx.h"
2739                 fi
2740                 xm_defines=USG
2741                 xmake_file=mips/x-sysv
2742                 if test x$gas = xyes
2743                 then
2744                         tmake_file=mips/t-svr3-gas
2745                 else
2746                         tmake_file=mips/t-svr3
2747                         extra_passes="mips-tfile mips-tdump"
2748                 fi
2749                 if test x$gnu_ld != xyes
2750                 then
2751                         use_collect2=yes
2752                 fi
2753                 ;;
2754 changequote(,)dnl
2755         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2756 changequote([,])dnl
2757                 tm_file=mips/mips-5.h
2758                 if test x$stabs = xyes; then
2759                         tm_file="${tm_file} dbx.h"
2760                 fi
2761                 if test x$gas = xyes
2762                 then
2763                         tmake_file=mips/t-mips-gas
2764                 else
2765                         extra_passes="mips-tfile mips-tdump"
2766                 fi
2767                 if test x$gnu_ld != xyes
2768                 then
2769                         use_collect2=yes
2770                 fi
2771                 ;;
2772         mips-*-gnu*)
2773                 ;;
2774         mipsel-*-ecoff*)
2775                 tm_file=mips/ecoffl.h
2776                 if test x$stabs = xyes; then
2777                         tm_file="${tm_file} dbx.h"
2778                 fi
2779                 tmake_file=mips/t-ecoff
2780                 ;;
2781         mips-*-ecoff*)
2782                 tm_file="gofast.h mips/ecoff.h"
2783                 if test x$stabs = xyes; then
2784                         tm_file="${tm_file} dbx.h"
2785                 fi
2786                 tmake_file=mips/t-ecoff
2787                 ;;
2788         mipsel-*-elf*)
2789                 tm_file="mips/elfl.h"
2790                 tmake_file=mips/t-elf
2791                 ;;
2792         mips-*-elf*)
2793                 tm_file="mips/elf.h"
2794                 tmake_file=mips/t-elf
2795                 ;;
2796         mips64el-*-elf*)
2797                 tm_file="mips/elfl64.h"
2798                 tmake_file=mips/t-elf
2799                 ;;
2800         mips64orionel-*-elf*)
2801                 tm_file="mips/elforion.h mips/elfl64.h"
2802                 tmake_file=mips/t-elf
2803                 ;;
2804         mips64-*-elf*)
2805                 tm_file="mips/elf64.h"
2806                 tmake_file=mips/t-elf
2807                 ;;
2808         mips64orion-*-elf*)
2809                 tm_file="mips/elforion.h mips/elf64.h"
2810                 tmake_file=mips/t-elf
2811                 ;;
2812         mips64orion-*-rtems*)
2813                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2814                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2815                 tmake_file="mips/t-elf t-rtems"
2816                 ;;
2817         mipstx39el-*-elf*)
2818                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2819                 tmake_file=mips/t-r3900
2820                 ;;
2821         mipstx39-*-elf*)
2822                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2823                 tmake_file=mips/t-r3900
2824                 ;;
2825         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2826                 if test x$stabs = xyes; then
2827                         tm_file="${tm_file} dbx.h"
2828                 fi
2829                 if test x$gas = xyes
2830                 then
2831                         tmake_file=mips/t-mips-gas
2832                 else
2833                         extra_passes="mips-tfile mips-tdump"
2834                 fi
2835                 if test x$gnu_ld != xyes
2836                 then
2837                         use_collect2=yes
2838                 fi
2839                 ;;
2840         mn10200-*-*)
2841                 float_format=i32
2842                 cpu_type=mn10200
2843                 tm_file="mn10200/mn10200.h"
2844                 if test x$stabs = xyes
2845                 then
2846                         tm_file="${tm_file} dbx.h"
2847                 fi
2848                 use_collect2=no
2849                 ;;
2850         mn10300-*-*)
2851                 cpu_type=mn10300
2852                 tm_file="mn10300/mn10300.h"
2853                 if test x$stabs = xyes
2854                 then
2855                         tm_file="${tm_file} dbx.h"
2856                 fi
2857                 use_collect2=no
2858                 ;;
2859         ns32k-encore-bsd*)
2860                 tm_file=ns32k/encore.h
2861                 use_collect2=yes
2862                 ;;
2863         ns32k-sequent-bsd*)
2864                 tm_file=ns32k/sequent.h
2865                 use_collect2=yes
2866                 ;;
2867         ns32k-tek6100-bsd*)
2868                 tm_file=ns32k/tek6100.h
2869                 use_collect2=yes
2870                 ;;
2871         ns32k-tek6200-bsd*)
2872                 tm_file=ns32k/tek6200.h
2873                 use_collect2=yes
2874                 ;;
2875 # This has not been updated to GCC 2.
2876 #       ns32k-ns-genix*)
2877 #               xm_defines=USG
2878 #               xmake_file=ns32k/x-genix
2879 #               tm_file=ns32k/genix.h
2880 #               use_collect2=yes
2881 #               ;;
2882         ns32k-merlin-*)
2883                 tm_file=ns32k/merlin.h
2884                 use_collect2=yes
2885                 ;;
2886         ns32k-pc532-mach*)
2887                 tm_file=ns32k/pc532-mach.h
2888                 use_collect2=yes
2889                 ;;
2890         ns32k-pc532-minix*)
2891                 tm_file=ns32k/pc532-min.h
2892                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2893                 xm_defines=USG
2894                 use_collect2=yes
2895                 ;;
2896         ns32k-*-netbsd*)
2897                 tm_file=ns32k/netbsd.h
2898                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2899                 # On NetBSD, the headers are already okay, except for math.h.
2900                 tmake_file=t-netbsd
2901        use_collect2=yes
2902                 ;;
2903         pdp11-*-bsd)
2904                 tm_file="${tm_file} pdp11/2bsd.h"
2905                 ;;
2906         pdp11-*-*)
2907                 ;;
2908         ns32k-*-openbsd*)
2909                 # Nothing special
2910                 ;;
2911 # This has not been updated to GCC 2.
2912 #       pyramid-*-*)
2913 #               cpu_type=pyr
2914 #               xmake_file=pyr/x-pyr
2915 #               use_collect2=yes
2916 #               ;;
2917
2918         pj*-linux*)
2919                 tm_file="svr4.h pj/linux.h ${tm_file}"
2920                 ;;
2921         pj-*)
2922                 ;;
2923         pjl-*)
2924                 tm_file="svr4.h pj/pjl.h ${tm_file}"
2925                 ;;
2926
2927         romp-*-aos*)
2928                 use_collect2=yes
2929                 ;;
2930         romp-*-mach*)
2931                 xmake_file=romp/x-mach
2932                 use_collect2=yes
2933                 ;;
2934         romp-*-openbsd*)
2935                 # Nothing special
2936                 ;;
2937         powerpc-*-openbsd*)
2938                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2939                 ;;
2940         powerpc-*-beos*)
2941                 cpu_type=rs6000
2942                 tm_file=rs6000/beos.h
2943                 xm_file=rs6000/xm-beos.h
2944                 tmake_file=rs6000/t-beos
2945                 xmake_file=rs6000/x-beos
2946                 ;;
2947         powerpc-*-sysv* | powerpc-*-elf*)
2948                 tm_file=rs6000/sysv4.h
2949                 xm_file="rs6000/xm-sysv4.h"
2950                 xm_defines="USG POSIX"
2951                 extra_headers=ppc-asm.h
2952                 if test x$gas = xyes
2953                 then
2954                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2955                 else
2956                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2957                 fi
2958                 xmake_file=rs6000/x-sysv4
2959                 ;;
2960         powerpc-*-eabiaix*)
2961                 tm_file=rs6000/eabiaix.h
2962                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2963                 extra_headers=ppc-asm.h
2964                 ;;
2965         powerpc-*-eabisim*)
2966                 tm_file=rs6000/eabisim.h
2967                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2968                 extra_headers=ppc-asm.h
2969                 ;;
2970         powerpc-*-eabi*)
2971                 tm_file=rs6000/eabi.h
2972                 if test x$gas = xyes
2973                 then
2974                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2975                 else
2976                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2977                 fi
2978                 extra_headers=ppc-asm.h
2979                 ;;
2980         powerpc-*-rtems*)
2981                 tm_file=rs6000/rtems.h
2982                 if test x$gas = xyes
2983                 then
2984                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2985                 else
2986                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2987                 fi
2988                 extra_headers=ppc-asm.h
2989                 ;;
2990         powerpc-*-linux-gnulibc1)
2991                 tm_file=rs6000/linux.h
2992                 xm_file=rs6000/xm-sysv4.h
2993                 out_file=rs6000/rs6000.c
2994                 if test x$gas = xyes
2995                 then
2996                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2997                 else
2998                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2999                 fi
3000                 xmake_file=x-linux
3001                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3002                 extra_headers=ppc-asm.h
3003                 if test x$enable_threads = xyes; then
3004                         thread_file='posix'
3005                 fi
3006                 ;;
3007         powerpc-*-linux-gnu*)
3008                 tm_file=rs6000/linux.h
3009                 xm_file="rs6000/xm-sysv4.h"
3010                 xm_defines="USG ${xm_defines}"
3011                 out_file=rs6000/rs6000.c
3012                 if test x$gas = xyes
3013                 then
3014                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
3015                 else
3016                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
3017                 fi
3018                 xmake_file=x-linux
3019                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3020                 extra_headers=ppc-asm.h
3021                 if test x$enable_threads = xyes; then
3022                         thread_file='posix'
3023                 fi
3024                 ;;
3025         powerpc-wrs-vxworks*)
3026                 cpu_type=rs6000
3027                 xm_file="rs6000/xm-sysv4.h"
3028                 xm_defines="USG POSIX"
3029                 tm_file=rs6000/vxppc.h
3030                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3031                 extra_headers=ppc-asm.h
3032                 thread_file='vxworks'
3033                 ;;
3034         powerpcle-*-sysv* | powerpcle-*-elf*)
3035                 tm_file=rs6000/sysv4le.h
3036                 xm_file="rs6000/xm-sysv4.h"
3037                 xm_defines="USG POSIX"
3038                 if test x$gas = xyes
3039                 then
3040                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3041                 else
3042                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3043                 fi
3044                 xmake_file=rs6000/x-sysv4
3045                 extra_headers=ppc-asm.h
3046                 ;;
3047         powerpcle-*-eabisim*)
3048                 tm_file=rs6000/eabilesim.h
3049                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3050                 extra_headers=ppc-asm.h
3051                 ;;
3052         powerpcle-*-eabi*)
3053                 tm_file=rs6000/eabile.h
3054                 if test x$gas = xyes
3055                 then
3056                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
3057                 else
3058                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3059                 fi
3060                 extra_headers=ppc-asm.h
3061                 ;;
3062         powerpcle-*-winnt* )
3063                 tm_file=rs6000/win-nt.h
3064                 tmake_file=rs6000/t-winnt
3065 #               extra_objs=pe.o
3066                 if test x$enable_threads = xyes; then
3067                         thread_file='win32'
3068                 fi
3069                 extra_headers=ppc-asm.h
3070                 ;;
3071         powerpcle-*-pe | powerpcle-*-cygwin*)
3072                 tm_file=rs6000/cygwin.h
3073                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
3074                 tmake_file=rs6000/t-winnt
3075                 xmake_file=rs6000/x-cygwin
3076 #               extra_objs=pe.o
3077                 if test x$enable_threads = xyes; then
3078                         thread_file='win32'
3079                 fi
3080                 exeext=.exe
3081                 extra_headers=ppc-asm.h
3082                 ;;
3083         powerpcle-*-solaris2*)
3084                 tm_file=rs6000/sol2.h
3085                 xm_file="rs6000/xm-sysv4.h"
3086                 xm_defines="USG POSIX"
3087                 if test x$gas = xyes
3088                 then
3089                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
3090                 else
3091                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
3092                 fi
3093                 xmake_file=rs6000/x-sysv4
3094                 extra_headers=ppc-asm.h
3095                 ;;
3096 changequote(,)dnl
3097         rs6000-ibm-aix3.[01]*)
3098 changequote([,])dnl
3099                 tm_file=rs6000/aix31.h
3100                 xmake_file=rs6000/x-aix31
3101                 float_format=none
3102                 use_collect2=yes
3103                 ;;
3104 changequote(,)dnl
3105         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3106 changequote([,])dnl
3107                 tm_file=rs6000/aix3newas.h
3108                 if test x$host != x$target
3109                 then
3110                         tmake_file=rs6000/t-xnewas
3111                 else
3112                         tmake_file=rs6000/t-newas
3113                 fi
3114                 float_format=none
3115                 use_collect2=yes
3116                 ;;
3117 changequote(,)dnl
3118         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3119 changequote([,])dnl
3120                 tm_file=rs6000/aix41.h
3121                 if test x$host != x$target
3122                 then
3123                         tmake_file=rs6000/t-xnewas
3124                 else
3125                         tmake_file=rs6000/t-newas
3126                 fi
3127                 if test "$gnu_ld" = yes
3128                 then
3129                         xmake_file=rs6000/x-aix41-gld
3130                 else
3131                         xmake_file=rs6000/x-aix41
3132                 fi
3133                 float_format=none
3134                 use_collect2=yes
3135                 ;;
3136 changequote(,)dnl
3137         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3138 changequote([,])dnl
3139                 tm_file=rs6000/aix43.h
3140                 if test x$host != x$target
3141                 then
3142                         tmake_file=rs6000/t-xaix43
3143                 else
3144                         tmake_file=rs6000/t-aix43
3145                 fi
3146                 xmake_file=rs6000/x-aix43
3147                 float_format=none
3148                 use_collect2=yes
3149                 ;;
3150 changequote(,)dnl
3151         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3152 changequote([,])dnl
3153                 tm_file=rs6000/aix43.h
3154                 if test x$host != x$target
3155                 then
3156                         tmake_file=rs6000/t-xaix43
3157                 else
3158                         tmake_file=rs6000/t-aix43
3159                 fi
3160                 xmake_file=rs6000/x-aix43
3161                 float_format=none
3162                 use_collect2=yes
3163                 ;;
3164         rs6000-ibm-aix*)
3165                 float_format=none
3166                 use_collect2=yes
3167                 ;;
3168         rs6000-bull-bosx)
3169                 float_format=none
3170                 use_collect2=yes
3171                 ;;
3172         rs6000-*-mach*)
3173                 tm_file=rs6000/mach.h
3174                 xm_file="${xm_file} rs6000/xm-mach.h"
3175                 xmake_file=rs6000/x-mach
3176                 use_collect2=yes
3177                 ;;
3178         rs6000-*-lynxos*)
3179                 tm_file=rs6000/lynx.h
3180                 xm_file=rs6000/xm-lynx.h
3181                 tmake_file=rs6000/t-rs6000
3182                 xmake_file=rs6000/x-lynx
3183                 use_collect2=yes
3184                 ;;
3185         sh-*-elf*)
3186                 tm_file=sh/elf.h
3187                 float_format=sh
3188                 ;;
3189         sh-*-rtemself*)
3190                 tmake_file="sh/t-sh t-rtems"
3191                 tm_file=sh/rtemself.h
3192                 float_format=sh
3193                 ;;
3194         sh-*-rtems*)
3195                 tmake_file="sh/t-sh t-rtems"
3196                 tm_file=sh/rtems.h
3197                 float_format=sh
3198                 ;;
3199         sh-*-*)
3200                 float_format=sh
3201                 ;;
3202         sparc-tti-*)
3203                 tm_file=sparc/pbd.h
3204                 xm_file="xm-alloca.h ${xm_file}"
3205                 xm_defines=USG
3206                 ;;
3207         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3208                 tm_file=sparc/vxsparc.h
3209                 tmake_file=sparc/t-vxsparc
3210                 use_collect2=yes
3211                 thread_file='vxworks'
3212                 ;;
3213         sparc-*-aout*)
3214                 tmake_file=sparc/t-sparcbare
3215                 tm_file="sparc/aout.h libgloss.h"
3216                 ;;
3217         sparc-*-netbsd*)
3218                 tm_file=sparc/netbsd.h
3219                 tmake_file=t-netbsd
3220        use_collect2=yes
3221                 ;;
3222         sparc-*-openbsd*)
3223                 # we need collect2 until our bug is fixed...
3224                 use_collect2=yes
3225                 ;;
3226         sparc-*-bsd*)
3227                 tm_file=sparc/bsd.h
3228                 ;;
3229         sparc-*-elf*)
3230                 tm_file=sparc/elf.h
3231                 tmake_file=sparc/t-elf
3232                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3233                 #float_format=i128
3234                 float_format=i64
3235                 ;;
3236         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3237                 xm_file="${xm_file} sparc/xm-linux.h"
3238                 tm_file=sparc/linux-aout.h
3239                 xmake_file=x-linux
3240                 gnu_ld=yes
3241                 ;;
3242         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3243                 xm_file="${xm_file} sparc/xm-linux.h"
3244                 xmake_file=x-linux
3245                 tm_file=sparc/linux.h
3246                 tmake_file="t-linux t-linux-gnulibc1"
3247                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3248                 gnu_ld=yes
3249                 float_format=sparc
3250                 ;;
3251         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3252                 xm_file="${xm_file} sparc/xm-linux.h"
3253                 xmake_file=x-linux
3254                 tm_file=sparc/linux.h
3255                 tmake_file="t-linux"
3256                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3257                 gnu_ld=yes
3258                 if test x$enable_threads = xyes; then
3259                         thread_file='posix'
3260                 fi
3261                 float_format=sparc
3262                 ;;
3263         sparc-*-lynxos*)
3264                 if test x$gas = xyes
3265                 then
3266                         tm_file=sparc/lynx.h
3267                 else
3268                         tm_file=sparc/lynx-ng.h
3269                 fi
3270                 xm_file=sparc/xm-lynx.h
3271                 tmake_file=sparc/t-sunos41
3272                 xmake_file=x-lynx
3273                 ;;
3274         sparc-*-rtems*|sparc-*-rtemself*)
3275                 tm_file="sparc/rtemself.h"
3276                 tmake_file="sparc/t-elf t-rtems"
3277                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3278                 #float_format=i128
3279                 float_format=i64
3280                 ;;
3281         sparc-*-rtemsaout*)
3282                 tmake_file="sparc/t-sparcbare t-rtems"
3283                 tm_file=sparc/rtems.h
3284                 ;;
3285         sparcv9-*-solaris2*)
3286                 if test x$gnu_ld = xyes
3287                 then
3288                         tm_file=sparc/sol2-64.h
3289                 else
3290                         tm_file=sparc/sol2-sld-64.h
3291                 fi
3292                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3293                 xm_defines="USG POSIX"
3294                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3295                 xmake_file=sparc/x-sysv4
3296                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3297                 float_format=none
3298                 if test x${enable_threads} = x ; then
3299                     enable_threads=$have_pthread_h
3300                     if test x${enable_threads} = x ; then
3301                         enable_threads=$have_thread_h
3302                     fi
3303                 fi
3304                 if test x${enable_threads} = xyes ; then
3305                     if test x${have_pthread_h} = xyes ; then
3306                         thread_file='posix'
3307                     else
3308                         thread_file='solaris'
3309                     fi
3310                 fi
3311                 ;;
3312         sparc-hal-solaris2*)
3313                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3314                 xm_defines="USG POSIX"
3315                 tm_file="sparc/sol2.h sparc/hal.h"
3316                 tmake_file="sparc/t-halos sparc/t-sol2"
3317                 xmake_file=sparc/x-sysv4
3318                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3319                 case $machine in
3320                 *-*-solaris2.[0-4])
3321                         float_format=i128
3322                 ;;
3323                 *)
3324                         float_format=none
3325                         ;;
3326                 esac
3327                 thread_file='solaris'
3328                 ;;
3329         sparc-*-solaris2*)
3330                 if test x$gnu_ld = xyes
3331                 then
3332                         tm_file=sparc/sol2.h
3333                 else
3334                         tm_file=sparc/sol2-sld.h
3335                 fi
3336                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3337                 xm_defines="USG POSIX"
3338                 tmake_file=sparc/t-sol2
3339                 xmake_file=sparc/x-sysv4
3340                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3341                 case $machine in
3342 changequote(,)dnl
3343                 *-*-solaris2.[0-6] | *-*-solaris2.[0-6].*) ;;
3344 changequote([,])dnl
3345                 *-*-solaris2*)
3346                         if test x$gnu_ld = xyes
3347                         then
3348                                 tm_file=sparc/sol2-64.h
3349                         else
3350                                 tm_file=sparc/sol2-sld-64.h
3351                         fi
3352                         tmake_file="$tmake_file sparc/t-sol2-64"
3353                         ;;
3354                 esac
3355                 case $machine in
3356 changequote(,)dnl
3357                 *-*-solaris2.[0-4])
3358 changequote([,])dnl
3359                         float_format=i128
3360                         ;;
3361                 *)
3362                         float_format=none
3363                         ;;
3364                 esac
3365                 if test x${enable_threads} = x; then
3366                     enable_threads=$have_pthread_h
3367                     if test x${enable_threads} = x; then
3368                         enable_threads=$have_thread_h
3369                     fi
3370                 fi
3371                 if test x${enable_threads} = xyes; then
3372                     if test x${have_pthread_h} = xyes; then
3373                         thread_file='posix'
3374                     else
3375                         thread_file='solaris'
3376                     fi
3377                 fi
3378                 ;;
3379         sparc-*-sunos4.0*)
3380                 tm_file=sparc/sunos4.h
3381                 tmake_file=sparc/t-sunos40
3382                 use_collect2=yes
3383                 ;;
3384         sparc-*-sunos4*)
3385                 tm_file=sparc/sunos4.h
3386                 tmake_file=sparc/t-sunos41
3387                 use_collect2=yes
3388                 if test x$gas = xyes; then
3389                         tm_file="${tm_file} sparc/sun4gas.h"
3390                 fi
3391                 ;;
3392         sparc-*-sunos3*)
3393                 tm_file=sparc/sun4o3.h
3394                 use_collect2=yes
3395                 ;;
3396         sparc-*-sysv4*)
3397                 tm_file=sparc/sysv4.h
3398                 xm_file="sparc/xm-sysv4.h"
3399                 xm_defines="USG POSIX"
3400                 tmake_file=t-svr4
3401                 xmake_file=sparc/x-sysv4
3402                 extra_parts="crtbegin.o crtend.o"
3403                 ;;
3404         sparc-*-vxsim*)
3405                 xm_file="sparc/xm-sysv4.h sparc/xm-sol2.h"
3406                 xm_defines="USG POSIX"
3407                 tm_file=sparc/vxsim.h
3408                 tmake_file=sparc/t-vxsparc
3409                 xmake_file=sparc/x-sysv4
3410                 ;;
3411         sparclet-*-aout*)
3412                 tm_file="sparc/splet.h libgloss.h"
3413                 tmake_file=sparc/t-splet
3414                 ;;
3415         sparclite-*-coff*)
3416                 tm_file="sparc/litecoff.h libgloss.h"
3417                 tmake_file=sparc/t-sparclite
3418                 ;;
3419         sparclite-*-aout*)
3420                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3421                 tmake_file=sparc/t-sparclite
3422                 ;;
3423         sparclite-*-elf*)
3424                 tm_file="sparc/liteelf.h"
3425                 tmake_file=sparc/t-sparclite
3426                 extra_parts="crtbegin.o crtend.o"
3427                 ;;
3428         sparc86x-*-aout*)
3429                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3430                 tmake_file=sparc/t-sp86x
3431                 ;;
3432         sparc86x-*-elf*)
3433                 tm_file="sparc/sp86x-elf.h"
3434                 tmake_file=sparc/t-sp86x
3435                 extra_parts="crtbegin.o crtend.o"
3436                 ;;
3437         sparc64-*-aout*)
3438                 tmake_file=sparc/t-sp64
3439                 tm_file=sparc/sp64-aout.h
3440                 ;;
3441         sparc64-*-elf*)
3442                 tmake_file=sparc/t-sp64
3443                 tm_file=sparc/sp64-elf.h
3444                 extra_parts="crtbegin.o crtend.o"
3445                 ;;
3446         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3447                 tmake_file="t-linux sparc/t-linux64"
3448                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3449                 tm_file=sparc/linux64.h
3450                 xmake_file=x-linux
3451                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3452                 gnu_ld=yes
3453                 if test x$enable_threads = xyes; then
3454                         thread_file='posix'
3455                 fi
3456                 float_format=sparc
3457                 ;;
3458 # This hasn't been upgraded to GCC 2.
3459 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3460 #               tm_file=tahoe/harris.h
3461 #               ;;
3462 #       tahoe-*-bsd*)                   # tahoe running BSD
3463 #               ;;
3464         thumb-*-coff* | thumbel-*-coff*)
3465                 tm_file=arm/tcoff.h
3466                 out_file=arm/thumb.c
3467                 xm_file=arm/xm-thumb.h
3468                 md_file=arm/thumb.md
3469                 tmake_file=arm/t-thumb
3470                 ;;
3471         thumb-*-elf* | thumbel-*-elf*)
3472                 tm_file=arm/telf.h
3473                 out_file=arm/thumb.c
3474                 xm_file=arm/xm-thumb.h
3475                 md_file=arm/thumb.md
3476                 tmake_file=arm/t-thumb-elf
3477                 ;;
3478         thumb-*-linux-gnu*)
3479                 tm_file=arm/linux-telf.h
3480                 out_file=arm/thumb.c
3481                 xm_file=arm/xm-thumb.h
3482                 md_file=arm/thumb.md
3483                 tmake_file=arm/t-thumb-linux
3484                 ;;
3485         thumb-*-uclinux*)
3486                 tm_file=arm/uclinux-telf.h
3487                 out_file=arm/thumb.c
3488                 md_file=arm/thumb.md
3489                 tmake_file=arm/t-thumb-linux
3490                 xm_file=arm/xm-thumb.h
3491                 ;;
3492         thumb-wrs-vxworks)
3493                 tm_file=arm/tcoff.h
3494                 out_file=arm/thumb.c
3495                 xm_file=arm/xm-thumb.h
3496                 md_file=arm/thumb.md
3497                 tmake_file=arm/t-thumb
3498                 thread_file='vxworks'
3499                 ;;
3500         thumb-*-pe)
3501                 tm_file=arm/tpe.h
3502                 out_file=arm/thumb.c
3503                 xm_file=arm/xm-thumb.h
3504                 md_file=arm/thumb.md
3505                 tmake_file=arm/t-pe-thumb
3506                 extra_objs=pe.o
3507                 ;;
3508 # This hasn't been upgraded to GCC 2.
3509 #       tron-*-*)
3510 #               cpu_type=gmicro
3511 #               use_collect2=yes
3512 #               ;;
3513         v850-*-rtems*)
3514                 cpu_type=v850
3515                 tm_file="v850/rtems.h"
3516                 xm_file="v850/xm-v850.h"
3517                 tmake_file="v850/t-v850 t-rtems"
3518                 if test x$stabs = xyes
3519                 then
3520                         tm_file="${tm_file} dbx.h"
3521                 fi
3522                 use_collect2=no
3523                 ;;
3524         v850-*-*)
3525                 target_cpu_default="TARGET_CPU_generic"
3526                 cpu_type=v850
3527                 tm_file="v850/v850.h"
3528                 xm_file="v850/xm-v850.h"
3529                 tmake_file=v850/t-v850
3530                 if test x$stabs = xyes
3531                 then
3532                         tm_file="${tm_file} dbx.h"
3533                 fi
3534                 use_collect2=no
3535                 ;;
3536         vax-*-bsd*)                     # vaxen running BSD
3537                 use_collect2=yes
3538                 float_format=vax
3539                 ;;
3540         vax-*-sysv*)                    # vaxen running system V
3541                 tm_file="${tm_file} vax/vaxv.h"
3542                 xm_defines=USG
3543                 float_format=vax
3544                 ;;
3545         vax-*-netbsd*)
3546                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3547                 tmake_file=t-netbsd
3548                 float_format=vax
3549        use_collect2=yes
3550                 ;;
3551         vax-*-openbsd*)
3552                 tmake_file="${tmake_file} vax/t-openbsd"
3553                 ;;
3554         vax-*-ultrix*)                  # vaxen running ultrix
3555                 tm_file="${tm_file} vax/ultrix.h"
3556                 use_collect2=yes
3557                 float_format=vax
3558                 ;;
3559         vax-*-vms*)                     # vaxen running VMS
3560                 xm_file=vax/xm-vms.h
3561                 tm_file=vax/vms.h
3562                 float_format=vax
3563                 ;;
3564         vax-*-*)                        # vax default entry
3565                 float_format=vax
3566                 ;;
3567         we32k-att-sysv*)
3568                 xm_file="${xm_file} xm-svr3"
3569                 use_collect2=yes
3570                 ;;
3571         *)
3572                 echo "Configuration $machine not supported" 1>&2
3573                 exit 1
3574                 ;;
3575         esac
3576
3577         case $machine in
3578         *-*-linux-gnu*)
3579                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3580         *-*-gnu*)
3581                 # On the GNU system, the setup is just about the same on
3582                 # each different CPU.  The specific machines that GNU
3583                 # supports are matched above and just set $cpu_type.
3584                 xm_file="xm-gnu.h ${xm_file}"
3585                 tm_file=${cpu_type}/gnu.h
3586                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3587                 # GNU always uses ELF.
3588                 elf=yes
3589                 # GNU tools are the only tools.
3590                 gnu_ld=yes
3591                 gas=yes
3592                 xmake_file=x-linux      # These details are the same as Linux.
3593                 tmake_file=t-gnu        # These are not.
3594                 ;;
3595         *-*-sysv4*)
3596                 xmake_try_sysv=x-sysv
3597                 install_headers_dir=install-headers-cpio
3598                 ;;
3599         *-*-sysv*)
3600                 install_headers_dir=install-headers-cpio
3601                 ;;
3602         esac
3603
3604         # Distinguish i[34567]86
3605         # Also, do not run mips-tfile on MIPS if using gas.
3606         # Process --with-cpu= for PowerPC/rs6000
3607         target_cpu_default2=
3608         case $machine in
3609         i486-*-*)
3610                 target_cpu_default2=1
3611                 ;;
3612         i586-*-*)
3613                 case $target_alias in
3614                         k6-*)
3615                                 target_cpu_default2=4
3616                                 ;;
3617                         *)
3618                                 target_cpu_default2=2
3619                                 ;;
3620                 esac
3621                 ;;
3622         i686-*-* | i786-*-*)
3623                 target_cpu_default2=3
3624                 ;;
3625         alpha*-*-*)
3626                 case $machine in
3627 changequote(,)dnl
3628                         alphaev6[78]*)
3629 changequote([,])dnl
3630                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX|MASK_CIX"
3631                                 ;;
3632                         alphaev6*)
3633                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3634                                 ;;
3635                         alphapca56*)
3636                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3637                                 ;;
3638                         alphaev56*)
3639                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3640                                 ;;
3641                         alphaev5*)
3642                                 target_cpu_default2="MASK_CPU_EV5"
3643                                 ;;
3644                 esac
3645
3646                 if test x$gas = xyes
3647                 then
3648                         if test "$target_cpu_default2" = ""
3649                         then
3650                                 target_cpu_default2="MASK_GAS"
3651                         else
3652                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3653                         fi
3654                 fi
3655                 ;;
3656         arm*-*-*)
3657                 case "x$with_cpu" in
3658                         x)
3659                                 # The most generic
3660                                 target_cpu_default2="TARGET_CPU_generic"
3661                                 ;;
3662
3663                         # Distinguish cores, and major variants
3664                         # arm7m doesn't exist, but D & I don't affect code
3665 changequote(,)dnl
3666                         xarm[23678] | xarm250 | xarm[67][01]0 \
3667                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3668                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3669                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3670 changequote([,])dnl
3671                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3672                                 ;;
3673
3674                         xyes | xno)
3675                                 echo "--with-cpu must be passed a value" 1>&2
3676                                 exit 1
3677                                 ;;
3678
3679                         *)
3680                                 if test x$pass2done = xyes
3681                                 then
3682                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3683                                         exit 1
3684                                 fi
3685                                 ;;
3686                 esac
3687                 ;;
3688
3689         mips*-*-ecoff* | mips*-*-elf*)
3690                 if test x$gas = xyes
3691                 then
3692                         if test x$gnu_ld = xyes
3693                         then
3694                                 target_cpu_default2=20
3695                         else
3696                                 target_cpu_default2=16
3697                         fi
3698                 fi
3699                 ;;
3700         mips*-*-*)
3701                 if test x$gas = xyes
3702                 then
3703                         target_cpu_default2=16
3704                 fi
3705                 ;;
3706         powerpc*-*-* | rs6000-*-*)
3707                 case "x$with_cpu" in
3708                         x)
3709                                 ;;
3710
3711                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3712                           | xrios1 | xrios2 | xrsc | xrsc1 \
3713                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3714                           | xec603e | x740 | x750 | x401 \
3715                           | x403 | x505 | x801 | x821 | x823 | x860)
3716                                 target_cpu_default2="\"$with_cpu\""
3717                                 ;;
3718
3719                         xyes | xno)
3720                                 echo "--with-cpu must be passed a value" 1>&2
3721                                 exit 1
3722                                 ;;
3723
3724                         *)
3725                                 if test x$pass2done = xyes
3726                                 then
3727                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3728                                         exit 1
3729                                 fi
3730                                 ;;
3731                 esac
3732                 ;;
3733         sparc*-*-*)
3734                 case ".$with_cpu" in
3735                         .)
3736                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3737                                 ;;
3738                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3739                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3740                                 ;;
3741                         *)
3742                                 if test x$pass2done = xyes
3743                                 then
3744                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3745                                         exit 1
3746                                 fi
3747                                 ;;
3748                 esac
3749                 ;;
3750         esac
3751
3752         if test "$target_cpu_default2" != ""
3753         then
3754                 if test "$target_cpu_default" != ""
3755                 then
3756                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3757                 else
3758                         target_cpu_default=$target_cpu_default2
3759                 fi
3760         fi
3761
3762         # No need for collect2 if we have the GNU linker.
3763         # Actually, there is now; GNU ld doesn't handle the EH info or
3764         # collecting for shared libraries.
3765         #case x$gnu_ld in
3766         #xyes)
3767         #       use_collect2=
3768         #       ;;
3769         #esac
3770
3771 # Save data on machine being used to compile GCC in build_xm_file.
3772 # Save data on host machine in vars host_xm_file and host_xmake_file.
3773         if test x$pass1done = x
3774         then
3775                 if test x"$xm_file" = x
3776                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3777                 else build_xm_file=$xm_file
3778                 fi
3779                 build_xm_defines=$xm_defines
3780                 build_install_headers_dir=$install_headers_dir
3781                 build_exeext=$exeext
3782                 pass1done=yes
3783         else
3784                 if test x$pass2done = x
3785                 then
3786                         if test x"$xm_file" = x
3787                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3788                         else host_xm_file=$xm_file
3789                         fi
3790                         host_xm_defines=$xm_defines
3791                         if test x"$xmake_file" = x
3792                         then xmake_file=$cpu_type/x-$cpu_type
3793                         fi
3794                         host_xmake_file="$xmake_file"
3795                         host_truncate_target=$truncate_target
3796                         host_extra_gcc_objs=$extra_gcc_objs
3797                         host_extra_objs=$extra_host_objs
3798                         host_exeext=$exeext
3799                         pass2done=yes
3800                 fi
3801         fi
3802 done
3803
3804 extra_objs="${host_extra_objs} ${extra_objs}"
3805
3806 # Default the target-machine variables that were not explicitly set.
3807 if test x"$tm_file" = x
3808 then tm_file=$cpu_type/$cpu_type.h; fi
3809
3810 if test x$extra_headers = x
3811 then extra_headers=; fi
3812
3813 if test x"$xm_file" = x
3814 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3815
3816 if test x$md_file = x
3817 then md_file=$cpu_type/$cpu_type.md; fi
3818
3819 if test x$out_file = x
3820 then out_file=$cpu_type/$cpu_type.c; fi
3821
3822 if test x"$tmake_file" = x
3823 then tmake_file=$cpu_type/t-$cpu_type
3824 fi
3825
3826 if test x"$dwarf2" = xyes
3827 then tm_file="tm-dwarf2.h $tm_file"
3828 fi
3829
3830 if test x$float_format = x
3831 then float_format=i64
3832 fi
3833
3834 if test $float_format = none
3835 then float_h_file=Makefile.in
3836 else float_h_file=float-$float_format.h
3837 fi
3838
3839 # Handle cpp installation.
3840 if test x$enable_cpp != xno
3841 then
3842   tmake_file="$tmake_file t-install-cpp"
3843 fi
3844
3845 # Say what files are being used for the output code and MD file.
3846 echo "Using \`$srcdir/config/$out_file' to output insns."
3847 echo "Using \`$srcdir/config/$md_file' as machine description file."
3848
3849 count=a
3850 for f in $tm_file; do
3851         count=${count}x
3852 done
3853 if test $count = ax; then
3854         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3855 else
3856         echo "Using the following target machine macro files:"
3857         for f in $tm_file; do
3858                 echo "  $srcdir/config/$f"
3859         done
3860 fi
3861
3862 count=a
3863 for f in $host_xm_file; do
3864         count=${count}x
3865 done
3866 if test $count = ax; then
3867         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3868 else
3869         echo "Using the following host machine macro files:"
3870         for f in $host_xm_file; do
3871                 echo "  $srcdir/config/$f"
3872         done
3873 fi
3874
3875 if test "$host_xm_file" != "$build_xm_file"; then
3876         count=a
3877         for f in $build_xm_file; do
3878                 count=${count}x
3879         done
3880         if test $count = ax; then
3881                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3882         else
3883                 echo "Using the following build machine macro files:"
3884                 for f in $build_xm_file; do
3885                         echo "  $srcdir/config/$f"
3886                 done
3887         fi
3888 fi
3889
3890 if test x$thread_file = x; then
3891         if test x$target_thread_file != x; then
3892                 thread_file=$target_thread_file
3893         else
3894                 thread_file='single'
3895         fi
3896 fi
3897
3898 # Set up the header files.
3899 # $links is the list of header files to create.
3900 # $vars is the list of shell variables with file names to include.
3901 # auto-host.h is the file containing items generated by autoconf and is
3902 # the first file included by config.h.
3903 null_defines=
3904 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3905
3906 # If host=build, it is correct to have hconfig include auto-host.h
3907 # as well.  If host!=build, we are in error and need to do more
3908 # work to find out the build config parameters.
3909 if test x$host = x$build
3910 then
3911         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3912 else
3913         # We create a subdir, then run autoconf in the subdir.
3914         # To prevent recursion we set host and build for the new
3915         # invocation of configure to the build for this invocation
3916         # of configure.
3917         tempdir=build.$$
3918         rm -rf $tempdir
3919         mkdir $tempdir
3920         cd $tempdir
3921         case ${srcdir} in
3922         /*) realsrcdir=${srcdir};;
3923         *) realsrcdir=../${srcdir};;
3924         esac
3925         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3926                 --target=$target --host=$build --build=$build
3927
3928         # We just finished tests for the build machine, so rename
3929         # the file auto-build.h in the gcc directory.
3930         mv auto-host.h ../auto-build.h
3931         cd ..
3932         rm -rf $tempdir
3933         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3934 fi
3935
3936 xm_file="gansidecl.h ${xm_file}"
3937 tm_file="gansidecl.h ${tm_file}"
3938
3939 vars="host_xm_file tm_file tm_p_file xm_file build_xm_file"
3940 links="config.h tm.h tm_p.h tconfig.h hconfig.h"
3941 defines="host_xm_defines null_defines null_defines xm_defines build_xm_defines"
3942
3943 rm -f config.bak
3944 if test -f config.status; then mv -f config.status config.bak; fi
3945
3946 # Make the links.
3947 while test -n "$vars"
3948 do
3949         set $vars; var=$1; shift; vars=$*
3950         set $links; link=$1; shift; links=$*
3951         set $defines; define=$1; shift; defines=$*
3952
3953         rm -f $link
3954         # Make sure the file is created, even if it is empty.
3955         echo >$link
3956
3957         # Define TARGET_CPU_DEFAULT if the system wants one.
3958         # This substitutes for lots of *.h files.
3959         if test "$target_cpu_default" != "" -a $link = tm.h
3960         then
3961                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3962         fi
3963
3964         for file in `eval echo '$'$var`; do
3965                 case $file in
3966                 auto-config.h)
3967                         ;;
3968                 *)
3969                         echo '#ifdef IN_GCC' >>$link
3970                         ;;
3971                 esac
3972                 echo "#include \"$file\"" >>$link
3973                 case $file in
3974                 auto-config.h)
3975                         ;;
3976                 *)
3977                         echo '#endif' >>$link
3978                         ;;
3979                 esac
3980         done
3981
3982         for def in `eval echo '$'$define`; do
3983                 echo "#ifndef $def" >>$link
3984                 echo "#define $def" >>$link
3985                 echo "#endif" >>$link
3986         done
3987 done
3988
3989 # Truncate the target if necessary
3990 if test x$host_truncate_target != x; then
3991         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3992 fi
3993
3994 # Get the version trigger filename from the toplevel
3995 if test "${with_gcc_version_trigger+set}" = set; then
3996         gcc_version_trigger=$with_gcc_version_trigger
3997 else
3998         gcc_version_trigger=${srcdir}/version.c
3999 fi
4000 changequote(,)dnl
4001 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
4002 changequote([,])dnl
4003
4004 # Internationalization
4005 PACKAGE=gcc
4006 VERSION="$gcc_version"
4007 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
4008 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
4009 AC_SUBST(PACKAGE)
4010 AC_SUBST(VERSION)
4011
4012 ALL_LINGUAS="en_UK"
4013
4014 # NLS support is still experimental, so disable it by default for now.
4015 AC_ARG_ENABLE(nls,
4016   [  --enable-nls            use Native Language Support (disabled by default)],
4017   , enable_nls=no)
4018
4019 AM_GNU_GETTEXT
4020 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
4021
4022 # Windows32 Registry support for specifying GCC installation paths.
4023 AC_ARG_ENABLE(win32-registry,
4024 [  --disable-win32-registry
4025                           Disable lookup of installation paths in the
4026                          Registry on Windows hosts.
4027   --enable-win32-registry Enable registry lookup (default).
4028   --enable-win32-registry=KEY
4029                           Use KEY instead of GCC version as the last portion
4030                          of the registry key.],,)
4031
4032 AC_MSG_CHECKING(whether windows registry support is requested)
4033 if test x$enable_win32_registry != xno; then
4034   AC_DEFINE(ENABLE_WIN32_REGISTRY)
4035   AC_MSG_RESULT(yes)
4036 else
4037   AC_MSG_RESULT(no)
4038 fi
4039
4040 # Check if user specified a different registry key.
4041 case x${enable_win32_registry} in
4042 x | xyes)
4043   # default.
4044   gcc_cv_win32_registry_key="$VERSION"
4045   ;;
4046 xno)
4047   # no registry lookup.
4048   gcc_cv_win32_registry_key=''
4049   ;;
4050 *)
4051   # user-specified key.
4052   gcc_cv_win32_registry_key="$enable_win32_registry"
4053   ;;
4054 esac
4055
4056 if test x$enable_win32_registry != xno; then
4057   AC_MSG_CHECKING(registry key on windows hosts)
4058   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key")
4059   AC_MSG_RESULT($gcc_cv_win32_registry_key)
4060 fi
4061
4062 # Get an absolute path to the GCC top-level source directory
4063 holddir=`pwd`
4064 cd $srcdir
4065 topdir=`pwd`
4066 cd $holddir
4067
4068 # Conditionalize the makefile for this host machine.
4069 # Make-host contains the concatenation of all host makefile fragments
4070 # [there can be more than one].  This file is built by configure.frag.
4071 host_overrides=Make-host
4072 dep_host_xmake_file=
4073 for f in .. ${host_xmake_file}
4074 do
4075         if test -f ${srcdir}/config/$f
4076         then
4077                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
4078         fi
4079 done
4080
4081 # Conditionalize the makefile for this target machine.
4082 # Make-target contains the concatenation of all host makefile fragments
4083 # [there can be more than one].  This file is built by configure.frag.
4084 target_overrides=Make-target
4085 dep_tmake_file=
4086 for f in .. ${tmake_file}
4087 do
4088         if test -f ${srcdir}/config/$f
4089         then
4090                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
4091         fi
4092 done
4093
4094 # If the host doesn't support symlinks, modify CC in
4095 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
4096 # Otherwise, we can use "CC=$(CC)".
4097 rm -f symtest.tem
4098 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
4099 then
4100         cc_set_by_configure="\$(CC)"
4101         quoted_cc_set_by_configure="\$(CC)"
4102         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
4103 else
4104         rm -f symtest.tem
4105         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
4106         then
4107                 symbolic_link="cp -p"
4108         else
4109                 symbolic_link="cp"
4110         fi
4111         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
4112         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
4113         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
4114 fi
4115 rm -f symtest.tem
4116
4117 out_object_file=`basename $out_file .c`.o
4118
4119 tm_file_list=
4120 for f in $tm_file; do
4121   case $f in
4122     gansidecl.h )
4123        tm_file_list="${tm_file_list} $f" ;;
4124     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
4125   esac
4126 done
4127
4128 host_xm_file_list=
4129 for f in $host_xm_file; do
4130   case $f in
4131     auto-host.h | gansidecl.h | hwint.h )
4132        host_xm_file_list="${host_xm_file_list} $f" ;;
4133     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
4134   esac
4135 done
4136
4137 build_xm_file_list=
4138 for f in $build_xm_file; do
4139   case $f in
4140     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
4141        build_xm_file_list="${build_xm_file_list} $f" ;;
4142     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
4143   esac
4144 done
4145
4146 # Define macro CROSS_COMPILE in compilation
4147 # if this is a cross-compiler.
4148 # Also use all.cross instead of all.internal
4149 # and add cross-make to Makefile.
4150 cross_overrides="/dev/null"
4151 if test x$host != x$target
4152 then
4153         cross_defines="CROSS=-DCROSS_COMPILE"
4154         cross_overrides="${topdir}/cross-make"
4155 fi
4156
4157 # When building gcc with a cross-compiler, we need to fix a few things.
4158 # This must come after cross-make as we want all.build to override
4159 # all.cross.
4160 build_overrides="/dev/null"
4161 if test x$build != x$host
4162 then
4163         build_overrides="${topdir}/build-make"
4164 fi
4165
4166 # Expand extra_headers to include complete path.
4167 # This substitutes for lots of t-* files.
4168 extra_headers_list=
4169 if test "x$extra_headers" = x
4170 then true
4171 else
4172         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4173         for file in $extra_headers;
4174         do
4175                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4176         done
4177 fi
4178
4179 if test x$use_collect2 = xno; then
4180         use_collect2=
4181 fi
4182
4183 # Add a definition of USE_COLLECT2 if system wants one.
4184 # Also tell toplev.c what to do.
4185 # This substitutes for lots of t-* files.
4186 if test x$use_collect2 = x
4187 then
4188         will_use_collect2=
4189         maybe_use_collect2=
4190 else
4191         will_use_collect2="collect2"
4192         maybe_use_collect2="-DUSE_COLLECT2"
4193 fi
4194
4195 # NEED TO CONVERT
4196 # Set MD_DEPS if the real md file is in md.pre-cpp.
4197 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4198 # for line oriented comments, so we must always use a GNU cpp.  If
4199 # building gcc with a cross compiler, use the cross compiler just
4200 # built.  Otherwise, we can use the cpp just built.
4201 md_file_sub=
4202 if test "x$md_cppflags" = x
4203 then
4204         md_file_sub=$srcdir/config/$md_file
4205 else
4206         md_file=md
4207 fi
4208
4209 # If we have gas in the build tree, make a link to it.
4210 if test -f ../gas/Makefile; then
4211         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4212 fi
4213
4214 # If we have nm in the build tree, make a link to it.
4215 if test -f ../binutils/Makefile; then
4216         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4217 fi
4218
4219 # If we have ld in the build tree, make a link to it.
4220 if test -f ../ld/Makefile; then
4221 #       if test x$use_collect2 = x; then
4222 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4223 #       else
4224                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4225 #       fi
4226 fi
4227
4228 # Figure out what assembler alignment features are present.
4229 AC_MSG_CHECKING(assembler alignment features)
4230 gcc_cv_as=
4231 gcc_cv_as_alignment_features=
4232 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4233 if test -x "$DEFAULT_ASSEMBLER"; then
4234         gcc_cv_as="$DEFAULT_ASSEMBLER"
4235 elif test -x "$AS"; then
4236         gcc_cv_as="$AS"
4237 elif test -x as$host_exeext; then
4238         # Build using assembler in the current directory.
4239         gcc_cv_as=./as$host_exeext
4240 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4241         # Single tree build which includes gas.
4242         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4243         do
4244 changequote(,)dnl
4245                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4246 changequote([,])dnl
4247                 if test x$gcc_cv_gas_version != x; then
4248                         break
4249                 fi
4250         done
4251 changequote(,)dnl
4252         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4253         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4254 changequote([,])dnl
4255         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4256                 # Gas version 2.6 and later support for .balign and .p2align.
4257                 # bytes to skip when using .p2align.
4258                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4259                         gcc_cv_as_alignment_features=".balign and .p2align"
4260                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4261                 fi
4262                 # Gas version 2.8 and later support specifying the maximum
4263                 # bytes to skip when using .p2align.
4264                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4265                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4266                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4267                 fi
4268         fi
4269 elif test x$host = x$target; then
4270         # Native build.
4271         # Search the same directories that the installed compiler will
4272         # search.  Else we may find the wrong assembler and lose.  If we
4273         # do not find a suitable assembler binary, then try the user's
4274         # path.
4275         #
4276         # Also note we have to check MD_EXEC_PREFIX before checking the
4277         # user's path.  Unfortunately, there is no good way to get at the
4278         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4279         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4280         # to be fixed as part of the make/configure rewrite too.
4281
4282         if test "x$exec_prefix" = xNONE; then
4283                 if test "x$prefix" = xNONE; then
4284                         test_prefix=/usr/local
4285                 else
4286                         test_prefix=$prefix
4287                 fi
4288         else
4289                 test_prefix=$exec_prefix
4290         fi
4291
4292         # If the loop below does not find an assembler, then use whatever
4293         # one we can find in the users's path.
4294         # user's path.
4295         as=as$host_exeext
4296
4297         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4298                    $test_prefix/lib/gcc-lib/$target \
4299                    /usr/lib/gcc/$target/$gcc_version \
4300                    /usr/lib/gcc/$target \
4301                    $test_prefix/$target/bin/$target/$gcc_version \
4302                    $test_prefix/$target/bin \
4303                    /usr/libexec \
4304                    /usr/ccs/gcc \
4305                    /usr/ccs/bin \
4306                    /udk/usr/ccs/bin \
4307                    /bsd43/usr/lib/cmplrs/cc \
4308                    /usr/cross64/usr/bin \
4309                    /usr/lib/cmplrs/cc \
4310                    /sysv/usr/lib/cmplrs/cc \
4311                    /svr4/usr/lib/cmplrs/cc \
4312                    /usr/bin"
4313
4314         for dir in $test_dirs; do
4315                 if test -f $dir/as$host_exeext; then
4316                         gcc_cv_as=$dir/as$host_exeext
4317                         break;
4318                 fi
4319         done
4320 fi
4321 if test x$gcc_cv_as != x; then
4322         # Check if we have .balign and .p2align
4323         echo ".balign  4" > conftest.s
4324         echo ".p2align  2" >> conftest.s
4325         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4326                 gcc_cv_as_alignment_features=".balign and .p2align"
4327                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4328         fi
4329         rm -f conftest.s conftest.o
4330         # Check if specifying the maximum bytes to skip when
4331         # using .p2align is supported.
4332         echo ".p2align 4,,7" > conftest.s
4333         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4334                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4335                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4336         fi
4337         rm -f conftest.s conftest.o
4338 fi
4339 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4340
4341 AC_MSG_CHECKING(assembler subsection support)
4342 gcc_cv_as_subsections=
4343 if test x$gcc_cv_as != x; then
4344         # Check if we have .subsection
4345         echo ".subsection 1" > conftest.s
4346         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4347                 gcc_cv_as_subsections=".subsection"
4348                 if test -x nm$host_exeext; then
4349                         gcc_cv_nm=./nm$host_exeext
4350                 elif test x$host = x$target; then
4351                         # Native build.
4352                         gcc_cv_nm=nm$host_exeext
4353                 fi
4354                 if test x$gcc_cv_nm != x; then
4355                         cat > conftest.s <<EOF
4356 conftest_label1: .word 0
4357 .subsection -1
4358 conftest_label2: .word 0
4359 .previous
4360 EOF
4361                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4362                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4363                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4364                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4365                                         :
4366                                 else
4367                                         gcc_cv_as_subsections="working .subsection -1"
4368                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4369                                 fi
4370                         fi
4371                 fi
4372         fi
4373         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4374 fi
4375 AC_MSG_RESULT($gcc_cv_as_subsections)
4376
4377 case "$target" in
4378   sparc*-*-*)
4379     AC_CACHE_CHECK([assembler .register pseudo-op support],
4380         gcc_cv_as_register_pseudo_op, [
4381         gcc_cv_as_register_pseudo_op=unknown
4382         if test x$gcc_cv_as != x; then
4383             # Check if we have .register
4384             echo ".register %g2, #scratch" > conftest.s
4385             if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4386                 gcc_cv_as_register_pseudo_op=yes
4387             else
4388                 gcc_cv_as_register_pseudo_op=no
4389             fi
4390             rm -f conftest.s conftest.o
4391         fi
4392     ])
4393     if test "x$gcc_cv_as_register_pseudo_op" = xyes; then
4394         AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4395     fi
4396
4397     case "$tm_file" in
4398     *64*)
4399         AC_CACHE_CHECK([for 64 bit support in assembler ($gcc_cv_as)],
4400             gcc_cv_as_flags64, [
4401                 if test -n "$gcc_cv_as"; then
4402                     echo ".xword foo" > conftest.s
4403                     gcc_cv_as_flags64=no
4404                     for flag in "-xarch=v9" "-64 -Av9"; do
4405                         if $gcc_cv_as $flag -o conftest.o conftest.s \
4406                             > /dev/null 2>&1; then
4407                             gcc_cv_as_flags64=$flag
4408                             break
4409                         fi
4410                     done
4411                     rm -f conftest.s conftest.o
4412                 else
4413                     if test "$gas" = yes; then
4414                         gcc_cv_as_flags64="-64 -Av9"
4415                     else
4416                         gcc_cv_as_flags64="-xarch=v9"
4417                     fi
4418                 fi
4419         ])
4420         if test "x$gcc_cv_as_flags64" = xno; then
4421 changequote(, )
4422             tmake_file=`echo " $tmake_file " | sed -e 's, sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4423             dep_tmake_file=`echo " $dep_tmake_file " | sed -e 's, [^ ]*/config/sparc/t-sol2-64 , ,' -e 's,^ ,,' -e 's, $,,'`
4424 changequote([, ])
4425         else
4426             AC_DEFINE_UNQUOTED(AS_SPARC64_FLAG, "$gcc_cv_as_flags64")
4427         fi
4428         ;;
4429     *) gcc_cv_as_flags64=${gcc_cv_as_flags64-no}
4430         ;;
4431     esac
4432
4433     if test "x$gcc_cv_as_flags64" != xno; then
4434         AC_CACHE_CHECK([for assembler offsetable %lo() support],
4435             gcc_cv_as_offsetable_lo10, [
4436             gcc_cv_as_offsetable_lo10=unknown
4437             if test "x$gcc_cv_as" != x; then
4438                 # Check if assembler has offsetable %lo()
4439                 echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4440                 echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4441                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s \
4442                         > /dev/null 2>&1 &&
4443                    $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s \
4444                         > /dev/null 2>&1; then
4445                     if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4446                         gcc_cv_as_offsetable_lo10=no
4447                     else
4448                         gcc_cv_as_offsetable_lo10=yes
4449                     fi
4450                 else
4451                     gcc_cv_as_offsetable_lo10=no
4452                 fi
4453                 rm -f conftest.s conftest.o conftest1.s conftest1.o
4454             fi
4455         ])
4456         if test "x$gcc_cv_as_offsetable_lo10" = xyes; then
4457             AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4458         fi
4459     fi
4460     ;;
4461
4462 changequote(,)dnl
4463   i[34567]86-*-*)
4464 changequote([,])dnl
4465     AC_MSG_CHECKING(assembler instructions)
4466     gcc_cv_as_instructions=
4467     if test x$gcc_cv_as != x; then
4468         set "filds fists" "filds mem; fists mem"
4469         while test $# -gt 0
4470         do
4471                 echo "$2" > conftest.s
4472                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4473                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4474                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4475                 fi
4476                 shift 2
4477         done
4478         rm -f conftest.s conftest.o
4479     fi
4480     AC_MSG_RESULT($gcc_cv_as_instructions)
4481     ;;
4482 esac
4483
4484 # Figure out what language subdirectories are present.
4485 # Look if the user specified --enable-languages="..."; if not, use
4486 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4487 # go away some day.
4488 if test x"${enable_languages+set}" != xset; then
4489         if test x"${LANGUAGES+set}" = xset; then
4490                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4491         else
4492                 enable_languages=all
4493         fi
4494 fi
4495 subdirs=
4496 for lang in ${srcdir}/*/config-lang.in ..
4497 do
4498         case $lang in
4499         ..) ;;
4500         # The odd quoting in the next line works around
4501         # an apparent bug in bash 1.12 on linux.
4502 changequote(,)dnl
4503         ${srcdir}/[*]/config-lang.in) ;;
4504         *)
4505           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4506           if test "x$lang_alias" = x
4507           then
4508                 echo "$lang doesn't set \$language." 1>&2
4509                 exit 1
4510           fi
4511           if test x"${enable_languages}" = xall; then
4512                 add_this_lang=yes
4513           else
4514                 case "${enable_languages}" in
4515                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4516                         add_this_lang=yes
4517                         ;;
4518                     * )
4519                         add_this_lang=no
4520                         ;;
4521                 esac
4522           fi
4523           if test x"${add_this_lang}" = xyes; then
4524                 case $lang in
4525                     ${srcdir}/ada/config-lang.in)
4526                         if test x$gnat = xyes ; then
4527                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4528                         fi
4529                         ;;
4530                     *)
4531                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4532                         ;;
4533                 esac
4534           fi
4535           ;;
4536 changequote([,])dnl
4537         esac
4538 done
4539
4540 # Make gthr-default.h if we have a thread file.
4541 gthread_flags=
4542 if test $thread_file != single; then
4543     rm -f gthr-default.h
4544     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4545     gthread_flags=-DHAVE_GTHR_DEFAULT
4546 fi
4547 AC_SUBST(gthread_flags)
4548
4549 # Find out what GC implementation we want, or may, use.
4550 AC_ARG_WITH(gc,
4551 [  --with-gc={simple,page} Choose the garbage collection mechanism to use
4552                            with the compiler.],
4553 [case "$withval" in
4554   simple | page)
4555     GGC=ggc-$withval
4556     ;;
4557   *)
4558     AC_MSG_ERROR([$withval is an invalid option to --with-gc])
4559     ;;
4560 esac],
4561 [if test $ac_cv_func_mmap_fixed_mapped = yes; then
4562   GGC=ggc-page
4563 elif test $ac_cv_func_valloc = yes; then
4564   GGC=ggc-page
4565 else
4566   GGC=ggc-simple
4567 fi])
4568 AC_SUBST(GGC)
4569 echo "Using $GGC for garbage collection."
4570
4571 # Make empty files to contain the specs and options for each language.
4572 # Then add #include lines to for a compiler that has specs and/or options.
4573
4574 lang_specs_files=
4575 lang_options_files=
4576 lang_tree_files=
4577 rm -f specs.h options.h gencheck.h
4578 touch specs.h options.h gencheck.h
4579 for subdir in . $subdirs
4580 do
4581         if test -f $srcdir/$subdir/lang-specs.h; then
4582                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4583                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4584         fi
4585         if test -f $srcdir/$subdir/lang-options.h; then
4586                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4587                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4588         fi
4589         if test -f $srcdir/$subdir/$subdir-tree.def; then
4590                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4591                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4592         fi
4593 done
4594
4595 # These (without "all_") are set in each config-lang.in.
4596 # `language' must be a single word so is spelled singularly.
4597 all_languages=
4598 all_boot_languages=
4599 all_compilers=
4600 all_stagestuff=
4601 all_diff_excludes=
4602 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4603 # List of language makefile fragments.
4604 all_lang_makefiles=
4605 all_headers=
4606 all_lib2funcs=
4607
4608 # Add the language fragments.
4609 # Languages are added via two mechanisms.  Some information must be
4610 # recorded in makefile variables, these are defined in config-lang.in.
4611 # We accumulate them and plug them into the main Makefile.
4612 # The other mechanism is a set of hooks for each of the main targets
4613 # like `clean', `install', etc.
4614
4615 language_fragments="Make-lang"
4616 language_hooks="Make-hooks"
4617 oldstyle_subdirs=
4618
4619 for s in .. $subdirs
4620 do
4621         if test $s != ".."
4622         then
4623                 language=
4624                 boot_language=
4625                 compilers=
4626                 stagestuff=
4627                 diff_excludes=
4628                 headers=
4629                 outputs=
4630                 lib2funcs=
4631                 . ${srcdir}/$s/config-lang.in
4632                 if test "x$language" = x
4633                 then
4634                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4635                         exit 1
4636                 fi
4637                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4638                 all_languages="$all_languages $language"
4639                 if test "x$boot_language" = xyes
4640                 then
4641                         all_boot_languages="$all_boot_languages $language"
4642                 fi
4643                 all_compilers="$all_compilers $compilers"
4644                 all_stagestuff="$all_stagestuff $stagestuff"
4645                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4646                 all_headers="$all_headers $headers"
4647                 all_outputs="$all_outputs $outputs"
4648                 if test x$outputs = x
4649                 then
4650                         oldstyle_subdirs="$oldstyle_subdirs $s"
4651                 fi
4652                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4653         fi
4654 done
4655
4656 # Since we can't use `::' targets, we link each language in
4657 # with a set of hooks, reached indirectly via lang.${target}.
4658
4659 rm -f Make-hooks
4660 touch Make-hooks
4661 target_list="all.build all.cross start.encap rest.encap \
4662         info dvi \
4663         install-normal install-common install-info install-man \
4664         uninstall distdir \
4665         mostlyclean clean distclean extraclean maintainer-clean \
4666         stage1 stage2 stage3 stage4"
4667 for t in $target_list
4668 do
4669         x=
4670         for lang in .. $all_languages
4671         do
4672                 if test $lang != ".."; then
4673                         x="$x $lang.$t"
4674                 fi
4675         done
4676         echo "lang.$t: $x" >> Make-hooks
4677 done
4678
4679 # If we're not building in srcdir, create .gdbinit.
4680
4681 if test ! -f Makefile.in; then
4682         echo "dir ." > .gdbinit
4683         echo "dir ${srcdir}" >> .gdbinit
4684         if test x$gdb_needs_out_file_path = xyes
4685         then
4686                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4687         fi
4688         if test "x$subdirs" != x; then
4689                 for s in $subdirs
4690                 do
4691                         echo "dir ${srcdir}/$s" >> .gdbinit
4692                 done
4693         fi
4694         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4695 fi
4696
4697 # Define variables host_canonical and build_canonical
4698 # because some Cygnus local changes in the Makefile depend on them.
4699 build_canonical=${build}
4700 host_canonical=${host}
4701 target_subdir=
4702 if test "${host}" != "${target}" ; then
4703     target_subdir=${target}/
4704 fi
4705 AC_SUBST(build_canonical)
4706 AC_SUBST(host_canonical)
4707 AC_SUBST(target_subdir)
4708
4709 # If this is using newlib, then define inhibit_libc in
4710 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4711 # libgcc.a, but that's OK because newib should have its own version of
4712 # assert.h.
4713 inhibit_libc=
4714 if test x$with_newlib = xyes; then
4715         inhibit_libc=-Dinhibit_libc
4716 fi
4717 AC_SUBST(inhibit_libc)
4718
4719 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4720 # absolute path for gcc_tooldir based on inserting the number of up-directory
4721 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4722 # $(libsubdir)/@(unlibsubdir) based path.
4723 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4724 # make and thus we'd get different behavior depending on where we built the
4725 # sources.
4726 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4727     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4728 else
4729 changequote(<<, >>)dnl
4730 # An explanation of the sed strings:
4731 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4732 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4733 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4734 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4735 #
4736 # (*) Note this pattern overwrites the first character of the string
4737 # with a forward slash if one is not already present.  This is not a
4738 # problem because the exact names of the sub-directories concerned is
4739 # unimportant, just the number of them matters.
4740 #
4741 # The practical upshot of these patterns is like this:
4742 #
4743 #  prefix     exec_prefix        result
4744 #  ------     -----------        ------
4745 #   /foo        /foo/bar          ../
4746 #   /foo/       /foo/bar          ../
4747 #   /foo        /foo/bar/         ../
4748 #   /foo/       /foo/bar/         ../
4749 #   /foo        /foo/bar/ugg      ../../
4750 #
4751     dollar='$$'
4752     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4753 changequote([, ])dnl
4754 fi
4755 AC_SUBST(gcc_tooldir)
4756 AC_SUBST(dollar)
4757
4758 # Nothing to do for FLOAT_H, float_format already handled.
4759 objdir=`pwd`
4760 AC_SUBST(objdir)
4761
4762 # Process the language and host/target makefile fragments.
4763 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4764
4765 # Substitute configuration variables
4766 AC_SUBST(subdirs)
4767 AC_SUBST(all_boot_languages)
4768 AC_SUBST(all_compilers)
4769 AC_SUBST(all_diff_excludes)
4770 AC_SUBST(all_headers)
4771 AC_SUBST(all_lang_makefiles)
4772 AC_SUBST(all_languages)
4773 AC_SUBST(all_lib2funcs)
4774 AC_SUBST(all_stagestuff)
4775 AC_SUBST(build_exeext)
4776 AC_SUBST(build_install_headers_dir)
4777 AC_SUBST(build_xm_file_list)
4778 AC_SUBST(cc_set_by_configure)
4779 AC_SUBST(quoted_cc_set_by_configure)
4780 AC_SUBST(cpp_install_dir)
4781 AC_SUBST(cpp_main)
4782 AC_SUBST(dep_host_xmake_file)
4783 AC_SUBST(dep_tmake_file)
4784 AC_SUBST(extra_c_flags)
4785 AC_SUBST(extra_c_objs)
4786 AC_SUBST(extra_cpp_objs)
4787 AC_SUBST(extra_cxx_objs)
4788 AC_SUBST(extra_headers_list)
4789 AC_SUBST(extra_objs)
4790 AC_SUBST(extra_parts)
4791 AC_SUBST(extra_passes)
4792 AC_SUBST(extra_programs)
4793 AC_SUBST(fixinc_defs)
4794 AC_SUBST(float_h_file)
4795 AC_SUBST(gcc_gxx_include_dir)
4796 AC_SUBST(gcc_version)
4797 AC_SUBST(gcc_version_trigger)
4798 AC_SUBST(host_exeext)
4799 AC_SUBST(host_extra_gcc_objs)
4800 AC_SUBST(host_xm_file_list)
4801 AC_SUBST(install)
4802 AC_SUBST(lang_options_files)
4803 AC_SUBST(lang_specs_files)
4804 AC_SUBST(lang_tree_files)
4805 AC_SUBST(local_prefix)
4806 AC_SUBST(maybe_use_collect2)
4807 AC_SUBST(md_file)
4808 AC_SUBST(objc_boehm_gc)
4809 AC_SUBST(out_file)
4810 AC_SUBST(out_object_file)
4811 AC_SUBST(stage_prefix_set_by_configure)
4812 AC_SUBST(symbolic_link)
4813 AC_SUBST(thread_file)
4814 AC_SUBST(tm_file_list)
4815 AC_SUBST(will_use_collect2)
4816
4817
4818 AC_SUBST_FILE(target_overrides)
4819 AC_SUBST_FILE(host_overrides)
4820 AC_SUBST(cross_defines)
4821 AC_SUBST_FILE(cross_overrides)
4822 AC_SUBST_FILE(build_overrides)
4823 AC_SUBST_FILE(language_fragments)
4824 AC_SUBST_FILE(language_hooks)
4825
4826 # Echo that links are built
4827 if test x$host = x$target
4828 then
4829         str1="native "
4830 else
4831         str1="cross-"
4832         str2=" from $host"
4833 fi
4834
4835 if test x$host != x$build
4836 then
4837         str3=" on a $build system"
4838 fi
4839
4840 if test "x$str2" != x || test "x$str3" != x
4841 then
4842         str4=
4843 fi
4844
4845 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4846
4847 if test "x$str2" != x || test "x$str3" != x
4848 then
4849         echo " ${str2}${str3}." 1>&2
4850 fi
4851
4852 # Truncate the target if necessary
4853 if test x$host_truncate_target != x; then
4854         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4855 fi
4856
4857 # Configure the subdirectories
4858 # AC_CONFIG_SUBDIRS($subdirs)
4859
4860 # Create the Makefile
4861 # and configure language subdirectories
4862 AC_OUTPUT($all_outputs,
4863 [
4864 . $srcdir/configure.lang
4865 case x$CONFIG_HEADERS in
4866 xauto-host.h:config.in)
4867 echo > cstamp-h ;;
4868 esac
4869 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4870 # bootstrapping and the installation procedure can still use
4871 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4872 # FLAGS_TO_PASS has been modified to solve the problem there.
4873 # This is virtually a duplicate of what happens in configure.lang; we do
4874 # an extra check to make sure this only happens if ln -s can be used.
4875 if test "$symbolic_link" = "ln -s"; then
4876  for d in .. ${subdirs} ; do
4877    if test $d != ..; then
4878         STARTDIR=`pwd`
4879         cd $d
4880         for t in stage1 stage2 stage3 stage4 include
4881         do
4882                 rm -f $t
4883                 $symbolic_link ../$t $t 2>/dev/null
4884         done
4885         cd $STARTDIR
4886    fi
4887  done
4888 else true ; fi
4889 # Avoid having to add intl to our include paths.
4890 if test -f intl/libintl.h; then
4891   echo creating libintl.h
4892   echo '#include "intl/libintl.h"' >libintl.h
4893 fi
4894 ],
4895 [
4896 host='${host}'
4897 build='${build}'
4898 target='${target}'
4899 target_alias='${target_alias}'
4900 srcdir='${srcdir}'
4901 subdirs='${subdirs}'
4902 oldstyle_subdirs='${oldstyle_subdirs}'
4903 symbolic_link='${symbolic_link}'
4904 program_transform_set='${program_transform_set}'
4905 program_transform_name='${program_transform_name}'
4906 dep_host_xmake_file='${dep_host_xmake_file}'
4907 host_xmake_file='${host_xmake_file}'
4908 dep_tmake_file='${dep_tmake_file}'
4909 tmake_file='${tmake_file}'
4910 thread_file='${thread_file}'
4911 gcc_version='${gcc_version}'
4912 gcc_version_trigger='${gcc_version_trigger}'
4913 local_prefix='${local_prefix}'
4914 build_install_headers_dir='${build_install_headers_dir}'
4915 build_exeext='${build_exeext}'
4916 host_exeext='${host_exeext}'
4917 out_file='${out_file}'
4918 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4919 SET_MAKE='${SET_MAKE}'
4920 target_list='${target_list}'
4921 target_overrides='${target_overrides}'
4922 host_overrides='${host_overrides}'
4923 cross_defines='${cross_defines}'
4924 cross_overrides='${cross_overrides}'
4925 build_overrides='${build_overrides}'
4926 cpp_install_dir='${cpp_install_dir}'
4927 ])