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(2.12.1)
  25 AC_INIT(tree.c)
  26 AC_CONFIG_HEADER(auto-host.h:config.in)
  27
  28 remove=rm
  29 hard_link=ln
  30 symbolic_link='ln -s'
  31 copy=cp
  32
  33 # Check for bogus environment variables.
  34 # Test if LIBRARY_PATH contains the notation for the current directory
  35 # since this would lead to problems installing/building glibc.
  36 # LIBRARY_PATH contains the current directory if one of the following
  37 # is true:
  38 # - one of the terminals (":" and ";") is the first or last sign
  39 # - two terminals occur directly after each other
  40 # - the path contains an element with a dot in it
  41 AC_MSG_CHECKING(LIBRARY_PATH variable)
  42 changequote(,)dnl
  43 case ${LIBRARY_PATH} in
  44   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  45     library_path_setting="contains current directory"
  46     ;;
  47   *)
  48     library_path_setting="ok"
  49     ;;
  50 esac
  51 changequote([,])dnl
  52 AC_MSG_RESULT($library_path_setting)
  53 if test "$library_path_setting" != "ok"; then
  54 AC_MSG_ERROR([
  55 *** LIBRARY_PATH shouldn't contain the current directory when
  56 *** building gcc. Please change the environment variable
  57 *** and run configure again.])
  58 fi
  59
  60 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
  61 # since this would lead to problems installing/building glibc.
  62 # GCC_EXEC_PREFIX contains the current directory if one of the following
  63 # is true:
  64 # - one of the terminals (":" and ";") is the first or last sign
  65 # - two terminals occur directly after each other
  66 # - the path contains an element with a dot in it
  67 AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
  68 changequote(,)dnl
  69 case ${GCC_EXEC_PREFIX} in
  70   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  71     gcc_exec_prefix_setting="contains current directory"
  72     ;;
  73   *)
  74     gcc_exec_prefix_setting="ok"
  75     ;;
  76 esac
  77 changequote([,])dnl
  78 AC_MSG_RESULT($gcc_exec_prefix_setting)
  79 if test "$gcc_exec_prefix_setting" != "ok"; then
  80 AC_MSG_ERROR([
  81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
  82 *** building gcc. Please change the environment variable
  83 *** and run configure again.])
  84 fi
  85
  86 # Check for additional parameters
  87
  88 # With GNU ld
  89 AC_ARG_WITH(gnu-ld,
  90 [  --with-gnu-ld           arrange to work with GNU ld.],
  91 gnu_ld_flag="$with_gnu_ld",
  92 gnu_ld_flag=no)
  93
  94 # With pre-defined ld
  95 AC_ARG_WITH(ld,
  96 [  --with-ld               arrange to use the specified ld (full pathname).],
  97 DEFAULT_LINKER="$with_ld")
  98 if test x"${DEFAULT_LINKER+set}" = x"set"; then
  99   if test ! -x "$DEFAULT_LINKER"; then
 100     AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
 101   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 102     gnu_ld_flag=yes
 103   fi
 104   AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER")
 105 fi
 106
 107 # With GNU as
 108 AC_ARG_WITH(gnu-as,
 109 [  --with-gnu-as           arrange to work with GNU as.],
 110 gas_flag="$with_gnu_as",
 111 gas_flag=no)
 112
 113 AC_ARG_WITH(as,
 114 [  --with-as               arrange to use the specified as (full pathname).],
 115 DEFAULT_ASSEMBLER="$with_as")
 116 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 117   if test ! -x "$DEFAULT_ASSEMBLER"; then
 118     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
 119   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 120     gas_flag=yes
 121   fi
 122   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER")
 123 fi
 124
 125 # With stabs
 126 AC_ARG_WITH(stabs,
 127 [  --with-stabs            arrange to use stabs instead of host debug format.],
 128 stabs="$with_stabs",
 129 stabs=no)
 130
 131 # With ELF
 132 AC_ARG_WITH(elf,
 133 [  --with-elf              arrange to use ELF instead of host debug format.],
 134 elf="$with_elf",
 135 elf=no)
 136
 137 # Specify the local prefix
 138 local_prefix=
 139 AC_ARG_WITH(local-prefix,
 140 [  --with-local-prefix=DIR specifies directory to put local include.],
 141 [case "${withval}" in
 142 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
 143 no)     ;;
 144 *)      local_prefix=$with_local_prefix ;;
 145 esac])
 146
 147 # Default local prefix if it is empty
 148 if test x$local_prefix = x; then
 149         local_prefix=/usr/local
 150 fi
 151
 152 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 153 # passed in by the toplevel make and thus we'd get different behavior
 154 # depending on where we built the sources.
 155 gcc_gxx_include_dir=
 156 # Specify the g++ header file directory
 157 AC_ARG_WITH(gxx-include-dir,
 158 [  --with-gxx-include-dir=DIR
 159                           specifies directory to put g++ header files.],
 160 [case "${withval}" in
 161 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
 162 no)     ;;
 163 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 164 esac])
 165
 166 if test x${gcc_gxx_include_dir} = x; then
 167   if test x${enable_version_specific_runtime_libs} = xyes; then
 168     gcc_gxx_include_dir='${libsubdir}/include/g++'
 169   else
 170     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 171 changequote(<<, >>)dnl
 172     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
 173 changequote([, ])dnl
 174   fi
 175 fi
 176
 177 # Enable expensive internal checks
 178 AC_ARG_ENABLE(checking,
 179 [  --enable-checking       enable expensive run-time checks.],
 180 [case "${enableval}" in
 181 yes)    AC_DEFINE(ENABLE_CHECKING) ;;
 182 no)     ;;
 183 *)      AC_MSG_ERROR(bad value ${enableval} given for checking option) ;;
 184 esac])
 185
 186 AC_ARG_ENABLE(cpp,
 187 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 188 [], [enable_cpp=yes])
 189
 190 AC_ARG_WITH(cpp_install_dir,
 191 [  --with-cpp-install-dir=DIR
 192                           install the user visible C preprocessor in DIR
 193                           (relative to PREFIX) as well as PREFIX/bin.],
 194 [if test x$withval = xyes; then
 195   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 196 elif test x$withval != xno; then
 197   cpp_install_dir=$withval
 198 fi])
 199
 200 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
 201 cpp_main=cccp
 202 AC_ARG_ENABLE(cpplib,
 203 [  --enable-cpplib         use cpplib for the C preprocessor.],
 204 if test x$enable_cpplib != xno; then
 205   cpp_main=cppmain
 206 fi)
 207
 208 # Link cpplib into the compiler proper, for C/C++/ObjC.
 209 AC_ARG_ENABLE(c-cpplib,
 210 [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 211                           (EXPERIMENTAL) (implies --enable-cpplib).],
 212 if test x$enable_c_cpplib != xno; then
 213   extra_c_objs="${extra_c_objs} libcpp.a"
 214   extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 215   extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 216   cpp_main=cppmain
 217 fi)
 218
 219 # Enable Multibyte Characters for C/C++
 220 AC_ARG_ENABLE(c-mbchar,
 221 [  --enable-c-mbchar       enable multibyte characters for C and C++.],
 222 if test x$enable_c_mbchar != xno; then
 223   extra_c_flags=-DMULTIBYTE_CHARS=1
 224 fi)
 225
 226 # Disable fast fixincludes
 227 AC_ARG_ENABLE(fast-fixincludes,
 228 [  --disable-fast-fixincludes
 229                          Disable the new fast fixincludes.
 230                          Run the old fixincludes script unconditionally],
 231 if test x$enable_fast_fixincludes = xno ; then
 232   cp $srcdir/fixincludes ./fixinc.sh
 233 fi)
 234
 235 # Enable threads
 236 # Pass with no value to take the default
 237 # Pass with a value to specify a thread package
 238 AC_ARG_ENABLE(threads,
 239 [  --enable-threads        enable thread usage for target GCC.
 240   --enable-threads=LIB    use LIB thread package for target GCC.],
 241 if test x$enable_threads = xno; then
 242         enable_threads=''
 243 fi,
 244 enable_threads='')
 245
 246 enable_threads_flag=$enable_threads
 247 # Check if a valid thread package
 248 case x${enable_threads_flag} in
 249         x | xno)
 250                 # No threads
 251                 target_thread_file='single'
 252                 ;;
 253         xyes)
 254                 # default
 255                 target_thread_file=''
 256                 ;;
 257         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 258         xsolaris | xwin32 | xdce | xvxworks)
 259                 target_thread_file=$enable_threads_flag
 260                 ;;
 261         *)
 262                 echo "$enable_threads is an unknown thread package" 1>&2
 263                 exit 1
 264                 ;;
 265 esac
 266
 267 AC_ARG_ENABLE(objc-gc,
 268 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 269                           the GNU Objective-C runtime.],
 270 if [[[ x$enable_objc_gc = xno ]]]; then
 271         objc_boehm_gc=''
 272 else
 273         objc_boehm_gc=1
 274 fi,
 275 objc_boehm_gc='')
 276
 277 AC_ARG_WITH(dwarf2,
 278 [  --enable-dwarf2        enable DWARF2 debugging as default.],
 279 dwarf2="$with_dwarf2",
 280 dwarf2=no)
 281
 282 # Determine the host, build, and target systems
 283 AC_CANONICAL_SYSTEM
 284
 285 # Find the native compiler
 286 AC_PROG_CC
 287
 288 # If the native compiler is GCC, we can enable warnings even in stage1.
 289 # That's useful for people building cross-compilers, or just running a
 290 # quick `make'.
 291 if test "x$GCC" = "xyes"; then
 292   stage1_warn_cflags='$(WARN_CFLAGS)'
 293 else
 294   stage1_warn_cflags=""
 295 fi
 296 AC_SUBST(stage1_warn_cflags)
 297
 298 AC_PROG_MAKE_SET
 299
 300 AC_MSG_CHECKING([whether a default assembler was specified])
 301 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 302     if test x"$gas_flag" = x"no"; then
 303         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 304     else
 305         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 306     fi
 307 else
 308     AC_MSG_RESULT(no)
 309 fi
 310
 311 AC_MSG_CHECKING([whether a default linker was specified])
 312 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 313     if test x"$gnu_ld_flag" = x"no"; then
 314         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 315     else
 316         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 317     fi
 318 else
 319     AC_MSG_RESULT(no)
 320 fi
 321
 322 # Find some useful tools
 323 AC_PROG_AWK
 324 AC_PROG_LEX
 325 GCC_PROG_LN
 326 GCC_PROG_LN_S
 327 GCC_C_VOLATILE
 328 AC_PROG_RANLIB
 329 AC_PROG_YACC
 330 EGCS_PROG_INSTALL
 331
 332 AC_HEADER_STDC
 333 AC_HEADER_TIME
 334 GCC_HEADER_STRING
 335 AC_HEADER_SYS_WAIT
 336 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h fcntl.h unistd.h stab.h sys/file.h sys/time.h sys/resource.h sys/param.h sys/times.h sys/stat.h direct.h)
 337
 338 # Check for thread headers.
 339 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 340 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 341
 342 # See if GNAT has been installed
 343 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 344
 345 # See if the system preprocessor understands the ANSI C preprocessor
 346 # stringification operator.
 347 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 348 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 349 [AC_TRY_COMPILE(,
 350 [#define S(x)   #x
 351 char *test = S(foo);],
 352 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 353 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 354 if test $gcc_cv_c_have_stringify = yes; then
 355   AC_DEFINE(HAVE_CPP_STRINGIFY)
 356 fi
 357
 358 # Use <inttypes.h> only if it exists,
 359 # doesn't clash with <sys/types.h>, and declares intmax_t.
 360 AC_MSG_CHECKING(for inttypes.h)
 361 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 362 [AC_TRY_COMPILE(
 363   [#include <sys/types.h>
 364 #include <inttypes.h>],
 365   [intmax_t i = -1;],
 366   [gcc_cv_header_inttypes_h=yes],
 367   gcc_cv_header_inttypes_h=no)])
 368 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 369 if test $gcc_cv_header_inttypes_h = yes; then
 370   AC_DEFINE(HAVE_INTTYPES_H)
 371 fi
 372
 373 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 374         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 375         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 376         fputs_unlocked)
 377
 378 # Make sure wchar_t is available
 379 #AC_CHECK_TYPE(wchar_t, unsigned int)
 380
 381 GCC_FUNC_VFPRINTF_DOPRNT
 382 GCC_FUNC_PRINTF_PTR
 383
 384 case "${host}" in
 385 *-*-uwin*)
 386   # Under some versions of uwin, vfork is notoriously buggy and the test
 387   # can hang configure; on other versions, vfork exists just as a stub.
 388   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 389   ac_cv_func_vfork_works=no
 390   ;;
 391 esac
 392 AC_FUNC_VFORK
 393
 394 GCC_NEED_DECLARATIONS(malloc realloc calloc free bcopy bzero bcmp \
 395         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 396         strsignal putc_unlocked fputs_unlocked strstr)
 397
 398 GCC_NEED_DECLARATIONS(getrlimit setrlimit, [
 399 #include <sys/types.h>
 400 #ifdef HAVE_SYS_RESOURCE_H
 401 #include <sys/resource.h>
 402 #endif
 403 ])
 404
 405 AC_DECL_SYS_SIGLIST
 406
 407 # mkdir takes a single argument on some systems.
 408 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 409
 410 # File extensions
 411 manext='.1'
 412 objext='.o'
 413 AC_SUBST(manext)
 414 AC_SUBST(objext)
 415
 416 build_xm_file=
 417 build_xm_defines=
 418 build_install_headers_dir=install-headers-tar
 419 build_exeext=
 420 host_xm_file=
 421 host_xm_defines=
 422 host_xmake_file=
 423 host_truncate_target=
 424 host_exeext=
 425
 426 # Decode the host machine, then the target machine.
 427 # For the host machine, we save the xm_file variable as host_xm_file;
 428 # then we decode the target machine and forget everything else
 429 # that came from the host machine.
 430 for machine in $build $host $target; do
 431
 432         out_file=
 433         xmake_file=
 434         tmake_file=
 435         extra_headers=
 436         extra_passes=
 437         extra_parts=
 438         extra_programs=
 439         extra_objs=
 440         extra_host_objs=
 441         extra_gcc_objs=
 442         xm_defines=
 443         float_format=
 444         # Set this to force installation and use of collect2.
 445         use_collect2=
 446         # Set this to override the default target model.
 447         target_cpu_default=
 448         # Set this to control how the header file directory is installed.
 449         install_headers_dir=install-headers-tar
 450         # Set this to a non-empty list of args to pass to cpp if the target
 451         # wants its .md file passed through cpp.
 452         md_cppflags=
 453         # Set this if directory names should be truncated to 14 characters.
 454         truncate_target=
 455         # Set this if gdb needs a dir command with `dirname $out_file`
 456         gdb_needs_out_file_path=
 457         # Set this if the build machine requires executables to have a
 458         # file name suffix.
 459         exeext=
 460         # Set this to control which thread package will be used.
 461         thread_file=
 462         # Reinitialize these from the flag values every loop pass, since some
 463         # configure entries modify them.
 464         gas="$gas_flag"
 465         gnu_ld="$gnu_ld_flag"
 466         enable_threads=$enable_threads_flag
 467
 468         # Set default cpu_type, tm_file and xm_file so it can be updated in
 469         # each machine entry.
 470         cpu_type=`echo $machine | sed 's/-.*$//'`
 471         case $machine in
 472         alpha*-*-*)
 473                 cpu_type=alpha
 474                 ;;
 475         arm*-*-*)
 476                 cpu_type=arm
 477                 ;;
 478         c*-convex-*)
 479                 cpu_type=convex
 480                 ;;
 481 changequote(,)dnl
 482         i[34567]86-*-*)
 483 changequote([,])dnl
 484                 cpu_type=i386
 485                 ;;
 486         hppa*-*-*)
 487                 cpu_type=pa
 488                 ;;
 489         m68000-*-*)
 490                 cpu_type=m68k
 491                 ;;
 492         mips*-*-*)
 493                 cpu_type=mips
 494                 ;;
 495         powerpc*-*-*)
 496                 cpu_type=rs6000
 497                 ;;
 498         pyramid-*-*)
 499                 cpu_type=pyr
 500                 ;;
 501         sparc*-*-*)
 502                 cpu_type=sparc
 503                 ;;
 504         esac
 505
 506         tm_file=${cpu_type}/${cpu_type}.h
 507         xm_file=${cpu_type}/xm-${cpu_type}.h
 508
 509         # On a.out targets, we need to use collect2.
 510         case $machine in
 511         *-*-*aout*)
 512                 use_collect2=yes
 513                 ;;
 514         esac
 515
 516         # Common parts for linux-gnu and openbsd systems
 517         case $machine in
 518         *-*-linux-gnu*)
 519                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 520                 ;;
 521         *-*-openbsd*)
 522                 tm_file=${cpu_type}/openbsd.h
 523                 tmake_file="t-libc-ok t-openbsd"
 524                 # avoid surprises, always provide an xm-openbsd file
 525                 xm_file=${cpu_type}/xm-openbsd.h
 526                 # don't depend on processor x-fragments as well
 527                 xmake_file=none
 528                 if test x$enable_threads = xyes; then
 529                         thread_file='posix'
 530                         tmake_file="${tmake_file} t-openbsd-thread"
 531                 fi
 532                 ;;
 533         esac
 534
 535         case $machine in
 536         # Support site-specific machine types.
 537         *local*)
 538                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 539                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 540                 xm_file=${cpu_type}/xm-$rest.h
 541                 tm_file=${cpu_type}/$rest.h
 542                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 543                 then xmake_file=${cpu_type}/x-$rest; \
 544                 else true; \
 545                 fi
 546                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 547                 then tmake_file=${cpu_type}/t-$rest; \
 548                 else true; \
 549                 fi
 550                 ;;
 551         1750a-*-*)
 552                 ;;
 553         a29k-*-bsd* | a29k-*-sym1*)
 554                 tm_file="${tm_file} a29k/unix.h"
 555                 xm_defines=USG
 556                 xmake_file=a29k/x-unix
 557                 use_collect2=yes
 558                 ;;
 559         a29k-*-udi | a29k-*-coff)
 560                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 561                 tmake_file=a29k/t-a29kbare
 562                 ;;
 563         a29k-wrs-vxworks*)
 564                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 565                 tmake_file=a29k/t-vx29k
 566                 extra_parts="crtbegin.o crtend.o"
 567                 thread_file='vxworks'
 568                 ;;
 569         a29k-*-*)                       # Default a29k environment.
 570                 use_collect2=yes
 571                 ;;
 572         alpha-*-interix)
 573                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 574
 575                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 576                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 577
 578                 # GAS + IEEE_CONFORMANT
 579                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 580
 581                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 582                 xmake_file="x-interix alpha/t-pe"
 583                 tmake_file="alpha/t-interix alpha/t-ieee"
 584                 if test x$enable_threads = xyes ; then
 585                         thread_file='posix'
 586                 fi
 587                 if test x$stabs = xyes ; then
 588                         tm_file="${tm_file} dbxcoff.h"
 589                 fi
 590                 #prefix='$$INTERIX_ROOT'/usr/contrib
 591                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 592                 ;;
 593         alpha*-*-linux-gnuecoff*)
 594                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 595                 target_cpu_default="MASK_GAS"
 596                 tmake_file="alpha/t-ieee"
 597                 gas=no
 598                 xmake_file=none
 599                 gas=yes gnu_ld=yes
 600                 ;;
 601         alpha*-*-linux-gnulibc1*)
 602                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 603                 target_cpu_default="MASK_GAS"
 604                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 605                 extra_parts="crtbegin.o crtend.o"
 606                 xmake_file=none
 607                 gas=yes gnu_ld=yes
 608                 if test x$enable_threads = xyes; then
 609                         thread_file='posix'
 610                 fi
 611                 ;;
 612         alpha*-*-linux-gnu*)
 613                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 614                 target_cpu_default="MASK_GAS"
 615                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 616                 extra_parts="crtbegin.o crtend.o"
 617                 xmake_file=none
 618                 gas=yes gnu_ld=yes
 619                 if test x$enable_threads = xyes; then
 620                         thread_file='posix'
 621                 fi
 622                 ;;
 623         alpha*-*-netbsd*)
 624                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 625                 target_cpu_default="MASK_GAS"
 626                 tmake_file="alpha/t-crtbe alpha/t-ieee"
 627                 extra_parts="crtbegin.o crtend.o"
 628                 xmake_file=none
 629                 gas=yes gnu_ld=yes
 630                 ;;
 631
 632         alpha*-*-openbsd*)
 633                 # default x-alpha is only appropriate for dec-osf.
 634                 target_cpu_default="MASK_GAS"
 635                 tmake_file="alpha/t-ieee"
 636                 ;;
 637
 638         alpha*-dec-osf*)
 639                 if test x$stabs = xyes
 640                 then
 641                         tm_file="${tm_file} dbx.h"
 642                 fi
 643                 if test x$gas != xyes
 644                 then
 645                         extra_passes="mips-tfile mips-tdump"
 646                 fi
 647                 use_collect2=yes
 648                 tmake_file="alpha/t-ieee"
 649                 case $machine in
 650                   *-*-osf1*)
 651                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 652                     ;;
 653 changequote(,)dnl
 654                   *-*-osf[23]*)
 655 changequote([,])dnl
 656                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 657                     ;;
 658                   *-*-osf4*)
 659                     tm_file="${tm_file} alpha/osf.h"
 660                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 661                     # a broken tar, so we use cpio instead.
 662                     install_headers_dir=install-headers-cpio
 663                     ;;
 664                   *-*-osf5*)
 665                     tm_file="${tm_file} alpha/osf.h"
 666                     ;;
 667                 esac
 668                 case $machine in
 669 changequote(,)dnl
 670                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 671 changequote([,])dnl
 672                     target_cpu_default=MASK_SUPPORT_ARCH
 673                     ;;
 674                 esac
 675                 ;;
 676         alpha*-*-vxworks*)
 677                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 678                 tmake_file="alpha/t-ieee"
 679                 if [ x$gas != xyes ]
 680                 then
 681                         extra_passes="mips-tfile mips-tdump"
 682                 fi
 683                 use_collect2=yes
 684                 thread_file='vxworks'
 685                 ;;
 686         alpha*-*-winnt*)
 687                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 688                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 689                 tmake_file="t-libc-ok alpha/t-ieee"
 690                 xmake_file=winnt/x-winnt
 691                 extra_host_objs=oldnames.o
 692                 extra_gcc_objs="spawnv.o oldnames.o"
 693                 if test x$gnu_ld != xyes
 694                 then
 695                         extra_programs=ld.exe
 696                 fi
 697                 if test x$enable_threads = xyes; then
 698                         thread_file='win32'
 699                 fi
 700                 ;;
 701         alpha*-dec-vms*)
 702                 tm_file=alpha/vms.h
 703                 xm_file="${xm_file} alpha/xm-vms.h"
 704                 tmake_file="alpha/t-vms alpha/t-ieee"
 705                 ;;
 706         arc-*-elf*)
 707                 extra_parts="crtinit.o crtfini.o"
 708                 ;;
 709         arm-*-coff* | armel-*-coff*)
 710                 tm_file=arm/coff.h
 711                 tmake_file=arm/t-bare
 712                 ;;
 713         arm-*-vxworks*)
 714                 tm_file=arm/vxarm.h
 715                 tmake_file=arm/t-bare
 716                 thread_file='vxworks'
 717                 ;;
 718 changequote(,)dnl
 719         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 720 changequote([,])dnl
 721                 tm_file=arm/riscix1-1.h
 722                 use_collect2=yes
 723                 ;;
 724         arm-*-riscix*)                  # Acorn RISC machine
 725                 if test x$gas = xyes
 726                 then
 727                     tm_file=arm/rix-gas.h
 728                 else
 729                     tm_file=arm/riscix.h
 730                 fi
 731                 xmake_file=arm/x-riscix
 732                 tmake_file=arm/t-riscix
 733                 use_collect2=yes
 734                 ;;
 735         arm-semi-aout | armel-semi-aout)
 736                 tm_file=arm/semi.h
 737                 tmake_file=arm/t-semi
 738                 ;;
 739         arm-semi-aof | armel-semi-aof)
 740                 tm_file=arm/semiaof.h
 741                 tmake_file=arm/t-semiaof
 742                 ;;
 743         arm*-*-netbsd*)
 744                 tm_file=arm/netbsd.h
 745                 xm_file="arm/xm-netbsd.h ${xm_file}"
 746                 tmake_file="t-netbsd arm/t-netbsd"
 747        use_collect2=yes
 748                 ;;
 749         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 750                 cpu_type=arm
 751                 xmake_file=x-linux
 752                 tm_file=arm/linux-aout.h
 753                 tmake_file=arm/t-linux
 754                 gnu_ld=yes
 755                 ;;
 756         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 757                 xm_file=arm/xm-linux.h
 758                 xmake_file=x-linux
 759                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 760                 case $machine in
 761                 armv2*-*-*)
 762                         tm_file="arm/linux-elf26.h $tm_file"
 763                         ;;
 764                 esac
 765                 tmake_file="t-linux arm/t-linux"
 766                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 767                 gnu_ld=yes
 768                 case x${enable_threads} in
 769                 x | xyes | xpthreads | xposix)
 770                         thread_file='posix'
 771                         ;;
 772                 esac
 773                 ;;
 774         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 775                 xm_file=arm/xm-linux.h
 776                 xmake_file=x-linux
 777                 tm_file="arm/linux-elf.h"
 778                 case $machine in
 779                 armv2*-*-*)
 780                         tm_file="arm/linux-elf26.h $tm_file"
 781                         ;;
 782                 esac
 783                 tmake_file="t-linux arm/t-linux"
 784                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 785                 gnu_ld=yes
 786                 case x${enable_threads} in
 787                 x | xyes | xpthreads | xposix)
 788                         thread_file='posix'
 789                         ;;
 790                 esac
 791                 ;;
 792         arm*-*-uclinux*)                # ARM ucLinux
 793                 tm_file=arm/uclinux-elf.h
 794                 tmake_file=arm/t-arm-elf
 795                 ;;
 796         arm*-*-aout)
 797                 tm_file=arm/aout.h
 798                 tmake_file=arm/t-bare
 799                 ;;
 800         arm*-*-ecos-elf)
 801                 tm_file=arm/ecos-elf.h
 802                 tmake_file=arm/t-elf
 803                 ;;
 804         arm*-*-elf)
 805                 tm_file=arm/unknown-elf.h
 806                 tmake_file=arm/t-arm-elf
 807                 ;;
 808         arm*-*-oabi)
 809                 tm_file=arm/unknown-elf-oabi.h
 810                 tmake_file=arm/t-arm-elf
 811                 ;;
 812         arm-*-pe*)
 813                 tm_file=arm/pe.h
 814                 tmake_file=arm/t-pe
 815                 extra_objs=pe.o
 816                 ;;
 817         c1-convex-*)                    # Convex C1
 818                 target_cpu_default=1
 819                 use_collect2=yes
 820                 ;;
 821         c2-convex-*)                    # Convex C2
 822                 target_cpu_default=2
 823                 use_collect2=yes
 824                 ;;
 825         c32-convex-*)
 826                 target_cpu_default=4
 827                 use_collect2=yes
 828                 ;;
 829         c34-convex-*)
 830                 target_cpu_default=8
 831                 use_collect2=yes
 832                 ;;
 833         c38-convex-*)
 834                 target_cpu_default=16
 835                 use_collect2=yes
 836                 ;;
 837         c4x-*)
 838                 cpu_type=c4x
 839                 tmake_file=c4x/t-c4x
 840                 ;;
 841         clipper-intergraph-clix*)
 842                 tm_file="${tm_file} svr3.h clipper/clix.h"
 843                 xm_file=clipper/xm-clix.h
 844                 xmake_file=clipper/x-clix
 845                 extra_headers=va-clipper.h
 846                 extra_parts="crtbegin.o crtend.o"
 847                 install_headers_dir=install-headers-cpio
 848                 ;;
 849         dsp16xx-*)
 850                 ;;
 851         elxsi-elxsi-*)
 852                 use_collect2=yes
 853                 ;;
 854 # This hasn't been upgraded to GCC 2.
 855 #       fx80-alliant-*)                 # Alliant FX/80
 856 #               ;;
 857         h8300-*-*)
 858                 float_format=i32
 859                 ;;
 860         hppa*-*-linux*)
 861                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 862                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 863                 tmake_file="t-linux pa/t-linux"
 864                 extra_parts="crtbegin.o crtend.o"
 865                 xmake_file=none
 866                 gas=yes gnu_ld=yes
 867                 if test x$enable_threads = xyes; then
 868                         thread_file='posix'
 869                 fi
 870                 ;;
 871         hppa*-*-openbsd*)
 872                 target_cpu_default="MASK_PA_11"
 873                 tmake_file=pa/t-openbsd
 874                 ;;
 875         hppa1.1-*-pro*)
 876                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 877                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 878                 xm_file=pa/xm-papro.h
 879                 tmake_file=pa/t-pro
 880                 ;;
 881         hppa1.1-*-osf*)
 882                 target_cpu_default="MASK_PA_11"
 883                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 884                 use_collect2=yes
 885                 ;;
 886         hppa1.1-*-rtems*)
 887                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 888                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 889                 xm_file=pa/xm-papro.h
 890                 tmake_file=pa/t-pro
 891                 ;;
 892         hppa1.0-*-osf*)
 893                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 894                 use_collect2=yes
 895                 ;;
 896         hppa1.1-*-bsd*)
 897                 tm_file="${tm_file} pa/som.h"
 898                 target_cpu_default="MASK_PA_11"
 899                 use_collect2=yes
 900                 ;;
 901         hppa1.0-*-bsd*)
 902                 tm_file="${tm_file} pa/som.h"
 903                 use_collect2=yes
 904                 ;;
 905         hppa1.0-*-hpux7*)
 906                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
 907                 xm_file=pa/xm-pahpux.h
 908                 xmake_file=pa/x-pa-hpux
 909                 if test x$gas = xyes
 910                 then
 911                         tm_file="${tm_file} pa/gas.h"
 912                 fi
 913                 install_headers_dir=install-headers-cpio
 914                 use_collect2=yes
 915                 ;;
 916 changequote(,)dnl
 917         hppa1.0-*-hpux8.0[0-2]*)
 918 changequote([,])dnl
 919                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 920                 xm_file=pa/xm-pahpux.h
 921                 xmake_file=pa/x-pa-hpux
 922                 if test x$gas = xyes
 923                 then
 924                         tm_file="${tm_file} pa/pa-gas.h"
 925                 else
 926                         tm_file="pa/pa-oldas.h ${tm_file}"
 927                 fi
 928                 install_headers_dir=install-headers-cpio
 929                 use_collect2=yes
 930                 ;;
 931 changequote(,)dnl
 932         hppa1.1-*-hpux8.0[0-2]*)
 933 changequote([,])dnl
 934                 target_cpu_default="MASK_PA_11"
 935                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 936                 xm_file=pa/xm-pahpux.h
 937                 xmake_file=pa/x-pa-hpux
 938                 if test x$gas = xyes
 939                 then
 940                         tm_file="${tm_file} pa/pa-gas.h"
 941                 else
 942                         tm_file="pa/pa-oldas.h ${tm_file}"
 943                 fi
 944                 install_headers_dir=install-headers-cpio
 945                 use_collect2=yes
 946                 ;;
 947         hppa1.1-*-hpux8*)
 948                 target_cpu_default="MASK_PA_11"
 949                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 950                 xm_file=pa/xm-pahpux.h
 951                 xmake_file=pa/x-pa-hpux
 952                 if test x$gas = xyes
 953                 then
 954                         tm_file="${tm_file} pa/pa-gas.h"
 955                 fi
 956                 install_headers_dir=install-headers-cpio
 957                 use_collect2=yes
 958                 ;;
 959         hppa1.0-*-hpux8*)
 960                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 961                 xm_file=pa/xm-pahpux.h
 962                 xmake_file=pa/x-pa-hpux
 963                 if test x$gas = xyes
 964                 then
 965                         tm_file="${tm_file} pa/pa-gas.h"
 966                 fi
 967                 install_headers_dir=install-headers-cpio
 968                 use_collect2=yes
 969                 ;;
 970         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 971                 target_cpu_default="MASK_PA_11"
 972                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 973                 xm_file=pa/xm-pahpux.h
 974                 xmake_file=pa/x-pa-hpux
 975                 tmake_file=pa/t-pa
 976                 if test x$gas = xyes
 977                 then
 978                         tm_file="${tm_file} pa/pa-gas.h"
 979                 fi
 980                 if test x$enable_threads = x; then
 981                     enable_threads=$have_pthread_h
 982                 fi
 983                 if test x$enable_threads = xyes; then
 984                         thread_file='dce'
 985                         tmake_file="${tmake_file} pa/t-dce-thr"
 986                 fi
 987                 install_headers_dir=install-headers-cpio
 988                 use_collect2=yes
 989                 ;;
 990         hppa1.0-*-hpux10*)
 991                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 992                 xm_file=pa/xm-pahpux.h
 993                 xmake_file=pa/x-pa-hpux
 994                 tmake_file=pa/t-pa
 995                 if test x$gas = xyes
 996                 then
 997                         tm_file="${tm_file} pa/pa-gas.h"
 998                 fi
 999                 if test x$enable_threads = x; then
1000                     enable_threads=$have_pthread_h
1001                 fi
1002                 if test x$enable_threads = xyes; then
1003                         thread_file='dce'
1004                         tmake_file="${tmake_file} pa/t-dce-thr"
1005                 fi
1006                 install_headers_dir=install-headers-cpio
1007                 use_collect2=yes
1008                 ;;
1009         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1010                 target_cpu_default="MASK_PA_11"
1011                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1012                 xm_file=pa/xm-pahpux.h
1013                 xmake_file=pa/x-pa-hpux
1014                 tmake_file=pa/t-pa
1015                 if [[ x$gas = xyes ]]
1016                 then
1017                         tm_file="${tm_file} pa/pa-gas.h"
1018                 fi
1019 #               if [[ x$enable_threads = x ]]; then
1020 #                   enable_threads=$have_pthread_h
1021 #               fi
1022 #               if [[ x$enable_threads = xyes ]]; then
1023 #                       thread_file='dce'
1024 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1025 #               fi
1026                 install_headers_dir=install-headers-cpio
1027                 use_collect2=yes
1028                 ;;
1029         hppa1.0-*-hpux11*)
1030                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1031                 xm_file=pa/xm-pahpux.h
1032                 xmake_file=pa/x-pa-hpux
1033                 if [[ x$gas = xyes ]]
1034                 then
1035                         tm_file="${tm_file} pa/pa-gas.h"
1036                 fi
1037 #               if [[ x$enable_threads = x ]]; then
1038 #                   enable_threads=$have_pthread_h
1039 #               fi
1040 #               if [[ x$enable_threads = xyes ]]; then
1041 #                       thread_file='dce'
1042 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1043 #               fi
1044                 install_headers_dir=install-headers-cpio
1045                 use_collect2=yes
1046                 ;;
1047         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1048                 target_cpu_default="MASK_PA_11"
1049                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1050                 xm_file=pa/xm-pahpux.h
1051                 xmake_file=pa/x-pa-hpux
1052                 if test x$gas = xyes
1053                 then
1054                         tm_file="${tm_file} pa/pa-gas.h"
1055                 fi
1056                 install_headers_dir=install-headers-cpio
1057                 use_collect2=yes
1058                 ;;
1059         hppa1.0-*-hpux*)
1060                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1061                 xm_file=pa/xm-pahpux.h
1062                 xmake_file=pa/x-pa-hpux
1063                 if test x$gas = xyes
1064                 then
1065                         tm_file="${tm_file} pa/pa-gas.h"
1066                 fi
1067                 install_headers_dir=install-headers-cpio
1068                 use_collect2=yes
1069                 ;;
1070         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1071                 target_cpu_default="MASK_PA_11"
1072                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1073                 xm_file=pa/xm-pahpux.h
1074                 xmake_file=pa/x-pa-hpux
1075                 if test x$gas = xyes
1076                 then
1077                         tm_file="${tm_file} pa/pa-gas.h"
1078                 fi
1079                 install_headers_dir=install-headers-cpio
1080                 use_collect2=yes
1081                 ;;
1082         hppa1.0-*-hiux*)
1083                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1084                 xm_file=pa/xm-pahpux.h
1085                 xmake_file=pa/x-pa-hpux
1086                 if test x$gas = xyes
1087                 then
1088                         tm_file="${tm_file} pa/pa-gas.h"
1089                 fi
1090                 install_headers_dir=install-headers-cpio
1091                 use_collect2=yes
1092                 ;;
1093         hppa*-*-lites*)
1094                 tm_file="${tm_file} elfos.h pa/elf.h"
1095                 target_cpu_default="MASK_PA_11"
1096                 use_collect2=yes
1097                 ;;
1098         i370-*-mvs*)
1099                 ;;
1100 changequote(,)dnl
1101         i[34567]86-*-elf*)
1102 changequote([,])dnl
1103                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1104                 tm_file=i386/i386elf.h
1105                 tmake_file=i386/t-i386elf
1106                 xmake_file=x-svr4
1107                 ;;
1108 changequote(,)dnl
1109         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1110 changequote([,])dnl
1111                 if test x$gas = xyes
1112                 then
1113                         tm_file=i386/aix386.h
1114                         extra_parts="crtbegin.o crtend.o"
1115                         tmake_file=i386/t-crtstuff
1116                 else
1117                         tm_file=i386/aix386ng.h
1118                         use_collect2=yes
1119                 fi
1120                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1121                 xm_defines=USG
1122                 xmake_file=i386/x-aix
1123                 ;;
1124 changequote(,)dnl
1125         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1126 changequote([,])dnl
1127                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1128                 xm_defines="USG POSIX SMALL_ARG_MAX"
1129                 xmake_file=i386/x-ncr3000
1130                 if test x$stabs = xyes -a x$gas = xyes
1131                 then
1132                         tm_file=i386/sysv4gdb.h
1133                 else
1134                         tm_file=i386/sysv4.h
1135                 fi
1136                 extra_parts="crtbegin.o crtend.o"
1137                 tmake_file=i386/t-crtpic
1138                 ;;
1139 changequote(,)dnl
1140         i[34567]86-next-*)
1141 changequote([,])dnl
1142                 tm_file=i386/next.h
1143                 xm_file=i386/xm-next.h
1144                 tmake_file=i386/t-next
1145                 xmake_file=i386/x-next
1146                 extra_objs=nextstep.o
1147                 extra_parts="crtbegin.o crtend.o"
1148                 if test x$enable_threads = xyes; then
1149                         thread_file='mach'
1150                 fi
1151                 ;;
1152 changequote(,)dnl
1153         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1154 changequote([,])dnl
1155                 use_collect2=yes
1156                 if test x$gas = xyes
1157                 then
1158                         tm_file=i386/seq-gas.h
1159                 else
1160                         tm_file=i386/sequent.h
1161                 fi
1162                 ;;
1163 changequote(,)dnl
1164         i[34567]86-sequent-ptx1*)
1165 changequote([,])dnl
1166                 xm_defines="USG SVR3"
1167                 xmake_file=i386/x-sysv3
1168                 tm_file=i386/seq-sysv3.h
1169                 tmake_file=i386/t-crtstuff
1170                 extra_parts="crtbegin.o crtend.o"
1171                 install_headers_dir=install-headers-cpio
1172                 ;;
1173 changequote(,)dnl
1174         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1175 changequote([,])dnl
1176                 xm_defines="USG SVR3"
1177                 xmake_file=i386/x-sysv3
1178                 tm_file=i386/seq2-sysv3.h
1179                 tmake_file=i386/t-crtstuff
1180                 extra_parts="crtbegin.o crtend.o"
1181                 install_headers_dir=install-headers-cpio
1182                 ;;
1183 changequote(,)dnl
1184         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1185 changequote([,])dnl
1186                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1187                 xm_defines="USG POSIX SMALL_ARG_MAX"
1188                 xmake_file=x-svr4
1189                 tm_file=i386/ptx4-i.h
1190                 tmake_file=t-svr4
1191                 extra_parts="crtbegin.o crtend.o"
1192                 install_headers_dir=install-headers-cpio
1193                 ;;
1194         i386-sun-sunos*)                # Sun i386 roadrunner
1195                 xm_defines=USG
1196                 tm_file=i386/sun.h
1197                 use_collect2=yes
1198                 ;;
1199 changequote(,)dnl
1200         i[34567]86-wrs-vxworks*)
1201 changequote([,])dnl
1202                 tm_file=i386/vxi386.h
1203                 tmake_file=i386/t-i386bare
1204                 thread_file='vxworks'
1205                 ;;
1206 changequote(,)dnl
1207         i[34567]86-*-aout*)
1208 changequote([,])dnl
1209                 tm_file=i386/i386-aout.h
1210                 tmake_file=i386/t-i386bare
1211                 ;;
1212 changequote(,)dnl
1213         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1214 changequote([,])dnl
1215                 tm_file=i386/bsd386.h
1216 #               tmake_file=t-libc-ok
1217                 ;;
1218 changequote(,)dnl
1219         i[34567]86-*-bsd*)
1220 changequote([,])dnl
1221                 tm_file=i386/386bsd.h
1222 #               tmake_file=t-libc-ok
1223 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1224 #               use_collect2=yes
1225                 ;;
1226 changequote(,)dnl
1227         i[34567]86-*-freebsdelf*)
1228 changequote([,])dnl
1229                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1230                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1231                 tmake_file=t-freebsd
1232                 gas=yes
1233                 gnu_ld=yes
1234                 stabs=yes
1235                 ;;
1236 changequote(,)dnl
1237         i[34567]86-*-freebsd*)
1238 changequote([,])dnl
1239                 tm_file=i386/freebsd.h
1240                 tmake_file=t-freebsd
1241                 ;;
1242 changequote(,)dnl
1243         i[34567]86-*-netbsd*)
1244 changequote([,])dnl
1245                 tm_file=i386/netbsd.h
1246                 tmake_file=t-netbsd
1247        use_collect2=yes
1248                 ;;
1249 changequote(,)dnl
1250         i[34567]86-*-openbsd*)
1251 changequote([,])dnl
1252                 # we need collect2 until our bug is fixed...
1253                 use_collect2=yes
1254                 ;;
1255 changequote(,)dnl
1256         i[34567]86-*-coff*)
1257 changequote([,])dnl
1258                 tm_file=i386/i386-coff.h
1259                 tmake_file=i386/t-i386bare
1260                 ;;
1261 changequote(,)dnl
1262         i[34567]86-*-isc*)              # 80386 running ISC system
1263 changequote([,])dnl
1264                 xm_file="${xm_file} i386/xm-isc.h"
1265                 xm_defines="USG SVR3"
1266                 case $machine in
1267 changequote(,)dnl
1268                   i[34567]86-*-isc[34]*)
1269 changequote([,])dnl
1270                     xmake_file=i386/x-isc3
1271                     ;;
1272                   *)
1273                     xmake_file=i386/x-isc
1274                     ;;
1275                 esac
1276                 if test x$gas = xyes -a x$stabs = xyes
1277                 then
1278                         tm_file=i386/iscdbx.h
1279                         tmake_file=i386/t-svr3dbx
1280                         extra_parts="svr3.ifile svr3z.ifile"
1281                 else
1282                         tm_file=i386/isccoff.h
1283                         tmake_file=i386/t-crtstuff
1284                         extra_parts="crtbegin.o crtend.o"
1285                 fi
1286                 install_headers_dir=install-headers-cpio
1287                 ;;
1288 changequote(,)dnl
1289         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1290 changequote([,])dnl                     # with a.out format using
1291                                         # pre BFD linkers
1292                 xmake_file=x-linux-aout
1293                 tmake_file="t-linux-aout i386/t-crtstuff"
1294                 tm_file=i386/linux-oldld.h
1295                 gnu_ld=yes
1296                 float_format=i386
1297                 ;;
1298 changequote(,)dnl
1299         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1300 changequote([,])dnl                     # with a.out format
1301                 xmake_file=x-linux-aout
1302                 tmake_file="t-linux-aout i386/t-crtstuff"
1303                 tm_file=i386/linux-aout.h
1304                 gnu_ld=yes
1305                 float_format=i386
1306                 ;;
1307 changequote(,)dnl
1308         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1309 changequote([,])dnl                     # with ELF format using the
1310                                         # GNU/Linux C library 5
1311                 xmake_file=x-linux
1312                 tm_file=i386/linux.h
1313                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1314                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1315                 gnu_ld=yes
1316                 float_format=i386
1317                 if test x$enable_threads = xyes; then
1318                         thread_file='single'
1319                 fi
1320                 ;;
1321 changequote(,)dnl
1322         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1323 changequote([,])dnl                     # with ELF format using glibc 2
1324                                         # aka GNU/Linux C library 6
1325                 xmake_file=x-linux
1326                 tm_file=i386/linux.h
1327                 tmake_file="t-linux i386/t-crtstuff"
1328                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1329                 gnu_ld=yes
1330                 float_format=i386
1331                 if test x$enable_threads = xyes; then
1332                         thread_file='posix'
1333                 fi
1334                 ;;
1335 changequote(,)dnl
1336         i[34567]86-*-gnu*)
1337                 float_format=i386
1338 changequote([,])dnl
1339                 ;;
1340 changequote(,)dnl
1341         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1342 changequote([,])dnl
1343                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1344                 exit 1
1345                 ;;
1346 changequote(,)dnl
1347         i[34567]86-pc-msdosdjgpp*)
1348 changequote([,])dnl
1349                 xm_file=i386/xm-djgpp.h
1350                 tm_file=i386/djgpp.h
1351                 tmake_file=i386/t-djgpp
1352                 xmake_file=i386/x-djgpp
1353                 gnu_ld=yes
1354                 gas=yes
1355                 exeext=.exe
1356                 case $host in *pc-msdosdjgpp*)
1357                         target_alias=djgpp
1358                         ;;
1359                 esac
1360                 ;;
1361 changequote(,)dnl
1362         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1363 changequote([,])dnl
1364                 tm_file=i386/moss.h
1365                 tmake_file=t-libc-ok
1366                 gnu_ld=yes
1367                 gas=yes
1368                 ;;
1369 changequote(,)dnl
1370         i[34567]86-*-lynxos*)
1371 changequote([,])dnl
1372                 if test x$gas = xyes
1373                 then
1374                         tm_file=i386/lynx.h
1375                 else
1376                         tm_file=i386/lynx-ng.h
1377                 fi
1378                 xm_file=i386/xm-lynx.h
1379                 tmake_file=i386/t-i386bare
1380                 xmake_file=x-lynx
1381                 ;;
1382 changequote(,)dnl
1383         i[34567]86-*-mach*)
1384 changequote([,])dnl
1385                 tm_file=i386/mach.h
1386 #               tmake_file=t-libc-ok
1387                 use_collect2=yes
1388                 ;;
1389 changequote(,)dnl
1390         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1391 changequote([,])dnl
1392                 if test x$elf = xyes
1393                 then
1394                         tm_file=i386/osfelf.h
1395                         use_collect2=
1396                 else
1397                         tm_file=i386/osfrose.h
1398                         use_collect2=yes
1399                 fi
1400                 xm_file="i386/xm-osf.h ${xm_file}"
1401                 xmake_file=i386/x-osfrose
1402                 tmake_file=i386/t-osf
1403                 extra_objs=halfpic.o
1404                 ;;
1405 changequote(,)dnl
1406         i[34567]86-go32-rtems*)
1407 changequote([,])dnl
1408                 cpu_type=i386
1409                 xm_file=i386/xm-go32.h
1410                 tm_file=i386/go32-rtems.h
1411                 tmake_file="i386/t-go32 t-rtems"
1412                 ;;
1413 changequote(,)dnl
1414         i[34567]86-*-rtemself*)
1415 changequote([,])dnl
1416                 cpu_type=i386
1417                 tm_file=i386/rtemself.h
1418                 tmake_file="i386/t-i386bare t-rtems"
1419                 ;;
1420 changequote(,)dnl
1421         i[34567]86-*-rtems*)
1422 changequote([,])dnl
1423                 cpu_type=i386
1424                 tm_file=i386/rtems.h
1425                 tmake_file="i386/t-i386bare t-rtems"
1426                 ;;
1427 changequote(,)dnl
1428         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1429 changequote([,])dnl
1430                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1431                 xm_defines="USG SVR3"
1432                 xmake_file=i386/x-sco5
1433                 install_headers_dir=install-headers-cpio
1434                 tm_file=i386/sco5.h
1435                 if test x$gas = xyes
1436                 then
1437                         tm_file="i386/sco5gas.h ${tm_file}"
1438                         tmake_file=i386/t-sco5gas
1439                 else
1440                         tmake_file=i386/t-sco5
1441                 fi
1442                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1443                 ;;
1444 changequote(,)dnl
1445         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1446 changequote([,])dnl
1447                 xm_file="${xm_file} i386/xm-sco.h"
1448                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1449                 xmake_file=i386/x-sco4
1450                 install_headers_dir=install-headers-cpio
1451                 if test x$stabs = xyes
1452                 then
1453                         tm_file=i386/sco4dbx.h
1454                         tmake_file=i386/t-svr3dbx
1455                         extra_parts="svr3.ifile svr3z.rfile"
1456                 else
1457                         tm_file=i386/sco4.h
1458                         tmake_file=i386/t-crtstuff
1459                         extra_parts="crtbegin.o crtend.o"
1460                 fi
1461                 # The default EAFS filesystem supports long file names.
1462                 # Truncating the target makes $host != $target which
1463                 # makes gcc think it is doing a cross-compile.
1464                 # truncate_target=yes
1465                 ;;
1466 changequote(,)dnl
1467         i[34567]86-*-sco*)              # 80386 running SCO system
1468 changequote([,])dnl
1469                 xm_file=i386/xm-sco.h
1470                 xmake_file=i386/x-sco
1471                 install_headers_dir=install-headers-cpio
1472                 if test x$stabs = xyes
1473                 then
1474                         tm_file=i386/scodbx.h
1475                         tmake_file=i386/t-svr3dbx
1476                         extra_parts="svr3.ifile svr3z.rfile"
1477                 else
1478                         tm_file=i386/sco.h
1479                         extra_parts="crtbegin.o crtend.o"
1480                         tmake_file=i386/t-crtstuff
1481                 fi
1482                 truncate_target=yes
1483                 ;;
1484 changequote(,)dnl
1485         i[34567]86-*-solaris2*)
1486 changequote([,])dnl
1487                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1488                 xm_defines="USG POSIX SMALL_ARG_MAX"
1489                 if test x$stabs = xyes
1490                 then
1491                         tm_file=i386/sol2dbg.h
1492                 else
1493                         tm_file=i386/sol2.h
1494                 fi
1495                 tmake_file=i386/t-sol2
1496                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1497                 xmake_file=x-svr4
1498                 if test x$enable_threads = xyes; then
1499                         thread_file='solaris'
1500                 fi
1501                 ;;
1502 changequote(,)dnl
1503        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1504 changequote([,])dnl
1505                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1506                xm_defines="USG POSIX"
1507                tm_file=i386/sysv5.h
1508                if test x$stabs = xyes
1509                then
1510                        tm_file="${tm_file} dbx.h"
1511                fi
1512                tmake_file=i386/t-crtpic
1513                xmake_file=x-svr4
1514                extra_parts="crtbegin.o crtend.o"
1515                if test x$enable_threads = xyes; then
1516                        thread_file='posix'
1517                fi
1518                ;;
1519 changequote(,)dnl
1520         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1521 changequote([,])dnl
1522                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1523                 xm_defines="USG POSIX SMALL_ARG_MAX"
1524                 tm_file=i386/sysv4.h
1525                 if test x$stabs = xyes
1526                 then
1527                         tm_file="${tm_file} dbx.h"
1528                 fi
1529                 tmake_file=i386/t-crtpic
1530                 xmake_file=x-svr4
1531                 extra_parts="crtbegin.o crtend.o"
1532                 ;;
1533 changequote(,)dnl
1534         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1535 changequote([,])dnl
1536                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1537                 xm_defines="USG POSIX"
1538                 tm_file=i386/udk.h
1539                 tmake_file="i386/t-crtpic i386/t-udk"
1540                 xmake_file=x-svr4
1541                 extra_parts="crtbegin.o crtend.o"
1542                 install_headers_dir=install-headers-cpio
1543                 ;;
1544 changequote(,)dnl
1545         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1546 changequote([,])dnl
1547                 cpu_type=i386
1548                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1549                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1550                 if test x$stabs = xyes
1551                 then
1552                         tm_file=i386/osf1elfgdb.h
1553                 else
1554                         tm_file=i386/osf1elf.h
1555                 fi
1556                 tmake_file=i386/t-osf1elf
1557                 xmake_file=i386/x-osf1elf
1558                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1559                 ;;
1560 changequote(,)dnl
1561         i[34567]86-*-sysv*)             # Intel 80386's running system V
1562 changequote([,])dnl
1563                 xm_defines="USG SVR3"
1564                 xmake_file=i386/x-sysv3
1565                 if test x$gas = xyes
1566                 then
1567                         if test x$stabs = xyes
1568                         then
1569                                 tm_file=i386/svr3dbx.h
1570                                 tmake_file=i386/t-svr3dbx
1571                                 extra_parts="svr3.ifile svr3z.rfile"
1572                         else
1573                                 tm_file=i386/svr3gas.h
1574                                 extra_parts="crtbegin.o crtend.o"
1575                                 tmake_file=i386/t-crtstuff
1576                         fi
1577                 else
1578                         tm_file=i386/sysv3.h
1579                         extra_parts="crtbegin.o crtend.o"
1580                         tmake_file=i386/t-crtstuff
1581                 fi
1582                 ;;
1583         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1584                 xm_file="${xm_file} i386/xm-vsta.h"
1585                 tm_file=i386/vsta.h
1586                 tmake_file=i386/t-vsta
1587                 xmake_file=i386/x-vsta
1588                 ;;
1589 changequote(,)dnl
1590         i[34567]86-*-win32)
1591 changequote([,])dnl
1592                 xm_file="${xm_file} i386/xm-cygwin.h"
1593                 tmake_file=i386/t-cygwin
1594                 tm_file=i386/win32.h
1595                 xmake_file=i386/x-cygwin
1596                 extra_objs=winnt.o
1597                 if test x$enable_threads = xyes; then
1598                         thread_file='win32'
1599                 fi
1600                 exeext=.exe
1601                 ;;
1602 changequote(,)dnl
1603         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1604 changequote([,])dnl
1605                 xm_file="${xm_file} i386/xm-cygwin.h"
1606                 tmake_file=i386/t-cygwin
1607                 tm_file=i386/cygwin.h
1608                 xmake_file=i386/x-cygwin
1609                 extra_objs=winnt.o
1610                 if test x$enable_threads = xyes; then
1611                         thread_file='win32'
1612                 fi
1613                 exeext=.exe
1614                 ;;
1615 changequote(,)dnl
1616         i[34567]86-*-mingw32*)
1617 changequote([,])dnl
1618                 tm_file=i386/mingw32.h
1619                 xm_file="${xm_file} i386/xm-mingw32.h"
1620                 tmake_file="i386/t-cygwin i386/t-mingw32"
1621                 extra_objs=winnt.o
1622                 xmake_file=i386/x-cygwin
1623                 if test x$enable_threads = xyes; then
1624                         thread_file='win32'
1625                 fi
1626                 exeext=.exe
1627                 case $machine in
1628                         *mingw32msv*)
1629                                 ;;
1630                         *minwg32crt* | *mingw32*)
1631                                 tm_file="${tm_file} i386/crtdll.h"
1632                                 ;;
1633                 esac
1634                 ;;
1635 changequote(,)dnl
1636         i[34567]86-*-uwin*)
1637 changequote([,])dnl
1638                 tm_file=i386/uwin.h
1639                 xm_file="${xm_file} i386/xm-uwin.h"
1640                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1641                 tmake_file="i386/t-cygwin i386/t-uwin"
1642                 extra_objs=winnt.o
1643                 xmake_file=i386/x-cygwin
1644                 if test x$enable_threads = xyes; then
1645                         thread_file='win32'
1646                 fi
1647                 exeext=.exe
1648                 ;;
1649 changequote(,)dnl
1650         i[34567]86-*-interix*)
1651 changequote([,])dnl
1652                 tm_file="i386/i386-interix.h interix.h"
1653                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1654                 xm_defines="USG NO_SYS_SIGLIST"
1655                 tmake_file="i386/t-interix"
1656                 extra_objs=interix.o
1657                 xmake_file=x-interix
1658                 if test x$enable_threads = xyes ; then
1659                         thread_file='posix'
1660                 fi
1661                 if test x$stabs = xyes ; then
1662                         tm_file="${tm_file} dbxcoff.h"
1663                 fi
1664                 ;;
1665 changequote(,)dnl
1666         i[34567]86-*-winnt3*)
1667 changequote([,])dnl
1668                 tm_file=i386/win-nt.h
1669                 out_file=i386/i386.c
1670                 xm_file="xm-winnt.h ${xm_file}"
1671                 xmake_file=winnt/x-winnt
1672                 tmake_file=i386/t-winnt
1673                 extra_host_objs="winnt.o oldnames.o"
1674                 extra_gcc_objs="spawnv.o oldnames.o"
1675                 if test x$gnu_ld != xyes
1676                 then
1677                         extra_programs=ld.exe
1678                 fi
1679                 if test x$enable_threads = xyes; then
1680                         thread_file='win32'
1681                 fi
1682                 ;;
1683 changequote(,)dnl
1684         i[34567]86-dg-dgux*)
1685 changequote([,])dnl
1686                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1687                 xm_defines="USG POSIX"
1688                 out_file=i386/dgux.c
1689                 tm_file=i386/dgux.h
1690                 tmake_file=i386/t-dgux
1691                 xmake_file=i386/x-dgux
1692                 install_headers_dir=install-headers-cpio
1693               ;;
1694         i860-alliant-*)         # Alliant FX/2800
1695                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1696                 xm_file="${xm_file}"
1697                 xmake_file=i860/x-fx2800
1698                 tmake_file=i860/t-fx2800
1699                 extra_parts="crtbegin.o crtend.o"
1700                 ;;
1701         i860-*-bsd*)
1702                 tm_file="${tm_file} i860/bsd.h"
1703                 if test x$gas = xyes
1704                 then
1705                         tm_file="${tm_file} i860/bsd-gas.h"
1706                 fi
1707                 use_collect2=yes
1708                 ;;
1709         i860-*-mach*)
1710                 tm_file="${tm_file} i860/mach.h"
1711                 tmake_file=t-libc-ok
1712                 ;;
1713         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1714                 tm_file="${tm_file} svr3.h i860/paragon.h"
1715                 xm_defines="USG SVR3"
1716                 tmake_file=t-osf
1717                 ;;
1718         i860-*-sysv3*)
1719                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1720                 xm_defines="USG SVR3"
1721                 xmake_file=i860/x-sysv3
1722                 extra_parts="crtbegin.o crtend.o"
1723                 ;;
1724         i860-*-sysv4*)
1725                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1726                 xm_defines="USG SVR3"
1727                 xmake_file=i860/x-sysv4
1728                 tmake_file=t-svr4
1729                 extra_parts="crtbegin.o crtend.o"
1730                 ;;
1731         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1732                 tm_file="${tm_file} i960/vx960.h"
1733                 tmake_file=i960/t-vxworks960
1734                 use_collect2=yes
1735                 thread_file='vxworks'
1736                 ;;
1737         i960-wrs-vxworks5* | i960-wrs-vxworks)
1738                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1739                 tmake_file=i960/t-vxworks960
1740                 use_collect2=yes
1741                 thread_file='vxworks'
1742                 ;;
1743         i960-wrs-vxworks*)
1744                 tm_file="${tm_file} i960/vx960.h"
1745                 tmake_file=i960/t-vxworks960
1746                 use_collect2=yes
1747                 thread_file='vxworks'
1748                 ;;
1749         i960-*-coff*)
1750                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1751                 tmake_file=i960/t-960bare
1752                 use_collect2=yes
1753                 ;;
1754         i960-*-rtems)
1755                 tmake_file="i960/t-960bare t-rtems"
1756                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1757                 use_collect2=yes
1758                 ;;
1759         i960-*-*)                       # Default i960 environment.
1760                 use_collect2=yes
1761                 ;;
1762         m32r-*-elf*)
1763                 extra_parts="crtinit.o crtfini.o"
1764                 ;;
1765         m68000-convergent-sysv*)
1766                 tm_file=m68k/ctix.h
1767                 xm_file="m68k/xm-3b1.h ${xm_file}"
1768                 xm_defines=USG
1769                 use_collect2=yes
1770                 extra_headers=math-68881.h
1771                 ;;
1772         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1773                 tm_file=m68k/hp2bsd.h
1774                 xmake_file=m68k/x-hp2bsd
1775                 use_collect2=yes
1776                 extra_headers=math-68881.h
1777                 ;;
1778         m68000-hp-hpux*)                # HP 9000 series 300
1779                 xm_file="xm_alloca.h ${xm_file}"
1780                 xm_defines="USG NO_SYS_SIGLIST"
1781                 if test x$gas = xyes
1782                 then
1783                         xmake_file=m68k/x-hp320g
1784                         tm_file=m68k/hp310g.h
1785                 else
1786                         xmake_file=m68k/x-hp320
1787                         tm_file=m68k/hp310.h
1788                 fi
1789                 install_headers_dir=install-headers-cpio
1790                 use_collect2=yes
1791                 extra_headers=math-68881.h
1792                 ;;
1793         m68000-sun-sunos3*)
1794                 tm_file=m68k/sun2.h
1795                 use_collect2=yes
1796                 extra_headers=math-68881.h
1797                 ;;
1798         m68000-sun-sunos4*)
1799                 tm_file=m68k/sun2o4.h
1800                 use_collect2=yes
1801                 extra_headers=math-68881.h
1802                 ;;
1803         m68000-att-sysv*)
1804                 xm_file="m68k/xm-3b1.h ${xm_file}"
1805                 xm_defines=USG
1806                 if test x$gas = xyes
1807                 then
1808                         tm_file=m68k/3b1g.h
1809                 else
1810                         tm_file=m68k/3b1.h
1811                 fi
1812                 use_collect2=yes
1813                 extra_headers=math-68881.h
1814                 ;;
1815         m68k-apple-aux*)                # Apple Macintosh running A/UX
1816                 xm_defines="USG AUX"
1817                 tmake_file=m68k/t-aux
1818                 install_headers_dir=install-headers-cpio
1819                 extra_headers=math-68881.h
1820                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1821                 tm_file=
1822                 if test "$gnu_ld" = yes
1823                 then
1824                         tm_file="${tm_file} m68k/auxgld.h"
1825                 else
1826                         tm_file="${tm_file} m68k/auxld.h"
1827                 fi
1828                 if test "$gas" = yes
1829                 then
1830                         tm_file="${tm_file} m68k/auxgas.h"
1831                 else
1832                         tm_file="${tm_file} m68k/auxas.h"
1833                 fi
1834                 tm_file="${tm_file} m68k/a-ux.h"
1835                 float_format=m68k
1836                 ;;
1837         m68k-apollo-*)
1838                 tm_file=m68k/apollo68.h
1839                 xmake_file=m68k/x-apollo68
1840                 use_collect2=yes
1841                 extra_headers=math-68881.h
1842                 float_format=m68k
1843                 ;;
1844         m68k-altos-sysv*)                  # Altos 3068
1845                 if test x$gas = xyes
1846                 then
1847                         tm_file=m68k/altos3068.h
1848                         xm_defines=USG
1849                 else
1850                         echo "The Altos is supported only with the GNU assembler" 1>&2
1851                         exit 1
1852                 fi
1853                 extra_headers=math-68881.h
1854                 ;;
1855         m68k-bull-sysv*)                # Bull DPX/2
1856                 if test x$gas = xyes
1857                 then
1858                         if test x$stabs = xyes
1859                         then
1860                                 tm_file=m68k/dpx2cdbx.h
1861                         else
1862                                 tm_file=m68k/dpx2g.h
1863                         fi
1864                 else
1865                         tm_file=m68k/dpx2.h
1866                 fi
1867                 xm_file="xm-alloca.h ${xm_file}"
1868                 xm_defines=USG
1869                 xmake_file=m68k/x-dpx2
1870                 use_collect2=yes
1871                 extra_headers=math-68881.h
1872                 ;;
1873         m68k-atari-sysv4*)              # Atari variant of V.4.
1874                 tm_file=m68k/atari.h
1875                 xm_file="xm-alloca.h ${xm_file}"
1876                 xm_defines="USG FULL_PROTOTYPES"
1877                 tmake_file=t-svr4
1878                 extra_parts="crtbegin.o crtend.o"
1879                 extra_headers=math-68881.h
1880                 float_format=m68k
1881                 ;;
1882         m68k-motorola-sysv*)
1883                 tm_file=m68k/mot3300.h
1884                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1885                 xm_defines=NO_SYS_SIGLIST
1886                 if test x$gas = xyes
1887                 then
1888                         xmake_file=m68k/x-mot3300-gas
1889                         if test x$gnu_ld = xyes
1890                         then
1891                                 tmake_file=m68k/t-mot3300-gald
1892                         else
1893                                 tmake_file=m68k/t-mot3300-gas
1894                                 use_collect2=yes
1895                         fi
1896                 else
1897                         xmake_file=m68k/x-mot3300
1898                         if test x$gnu_ld = xyes
1899                         then
1900                                 tmake_file=m68k/t-mot3300-gld
1901                         else
1902                                 tmake_file=m68k/t-mot3300
1903                                 use_collect2=yes
1904                         fi
1905                 fi
1906                 gdb_needs_out_file_path=yes
1907                 extra_parts="crt0.o mcrt0.o"
1908                 extra_headers=math-68881.h
1909                 float_format=m68k
1910                 ;;
1911         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1912                 tm_file=m68k/tower-as.h
1913                 xm_defines="USG SVR3"
1914                 xmake_file=m68k/x-tower
1915                 extra_parts="crtbegin.o crtend.o"
1916                 extra_headers=math-68881.h
1917                 ;;
1918         m68k-plexus-sysv*)
1919                 tm_file=m68k/plexus.h
1920                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1921                 xm_defines=USG
1922                 use_collect2=yes
1923                 extra_headers=math-68881.h
1924                 ;;
1925         m68k-tti-*)
1926                 tm_file=m68k/pbb.h
1927                 xm_file="xm-alloca.h ${xm_file}"
1928                 xm_defines=USG
1929                 extra_headers=math-68881.h
1930                 ;;
1931         m68k-crds-unos*)
1932                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1933                 xm_defines="USG unos"
1934                 xmake_file=m68k/x-crds
1935                 tm_file=m68k/crds.h
1936                 use_collect2=yes
1937                 extra_headers=math-68881.h
1938                 ;;
1939         m68k-cbm-sysv4*)                # Commodore variant of V.4.
1940                 tm_file=m68k/amix.h
1941                 xm_file="xm-alloca.h ${xm_file}"
1942                 xm_defines="USG FULL_PROTOTYPES"
1943                 xmake_file=m68k/x-amix
1944                 tmake_file=t-svr4
1945                 extra_parts="crtbegin.o crtend.o"
1946                 extra_headers=math-68881.h
1947                 float_format=m68k
1948                 ;;
1949         m68k-ccur-rtu)
1950                 tm_file=m68k/ccur-GAS.h
1951                 xmake_file=m68k/x-ccur
1952                 extra_headers=math-68881.h
1953                 use_collect2=yes
1954                 float_format=m68k
1955                 ;;
1956         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
1957                 tm_file=m68k/hp3bsd44.h
1958                 xmake_file=m68k/x-hp3bsd44
1959                 use_collect2=yes
1960                 extra_headers=math-68881.h
1961                 float_format=m68k
1962                 ;;
1963         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
1964                 tm_file=m68k/hp3bsd.h
1965                 use_collect2=yes
1966                 extra_headers=math-68881.h
1967                 float_format=m68k
1968                 ;;
1969         m68k-isi-bsd*)
1970                 if test x$with_fp = xno
1971                 then
1972                         tm_file=m68k/isi-nfp.h
1973                 else
1974                         tm_file=m68k/isi.h
1975                         float_format=m68k
1976                 fi
1977                 use_collect2=yes
1978                 extra_headers=math-68881.h
1979                 ;;
1980         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
1981                 xm_file="xm_alloca.h ${xm_file}"
1982                 xm_defines="USG NO_SYS_SIGLIST"
1983                 if test x$gas = xyes
1984                 then
1985                         xmake_file=m68k/x-hp320g
1986                         tm_file=m68k/hp320g.h
1987                 else
1988                         xmake_file=m68k/x-hp320
1989                         tm_file=m68k/hpux7.h
1990                 fi
1991                 install_headers_dir=install-headers-cpio
1992                 use_collect2=yes
1993                 extra_headers=math-68881.h
1994                 float_format=m68k
1995                 ;;
1996         m68k-hp-hpux*)  # HP 9000 series 300
1997                 xm_file="xm_alloca.h ${xm_file}"
1998                 xm_defines="USG NO_SYS_SIGLIST"
1999                 if test x$gas = xyes
2000                 then
2001                         xmake_file=m68k/x-hp320g
2002                         tm_file=m68k/hp320g.h
2003                 else
2004                         xmake_file=m68k/x-hp320
2005                         tm_file=m68k/hp320.h
2006                 fi
2007                 install_headers_dir=install-headers-cpio
2008                 use_collect2=yes
2009                 extra_headers=math-68881.h
2010                 float_format=m68k
2011                 ;;
2012         m68k-sun-mach*)
2013                 tm_file=m68k/sun3mach.h
2014                 use_collect2=yes
2015                 extra_headers=math-68881.h
2016                 float_format=m68k
2017                 ;;
2018         m68k-sony-newsos3*)
2019                 if test x$gas = xyes
2020                 then
2021                         tm_file=m68k/news3gas.h
2022                 else
2023                         tm_file=m68k/news3.h
2024                 fi
2025                 use_collect2=yes
2026                 extra_headers=math-68881.h
2027                 float_format=m68k
2028                 ;;
2029         m68k-sony-bsd* | m68k-sony-newsos*)
2030                 if test x$gas = xyes
2031                 then
2032                         tm_file=m68k/newsgas.h
2033                 else
2034                         tm_file=m68k/news.h
2035                 fi
2036                 use_collect2=yes
2037                 extra_headers=math-68881.h
2038                 float_format=m68k
2039                 ;;
2040         m68k-next-nextstep2*)
2041                 tm_file=m68k/next21.h
2042                 xm_file="m68k/xm-next.h ${xm_file}"
2043                 tmake_file=m68k/t-next
2044                 xmake_file=m68k/x-next
2045                 extra_objs=nextstep.o
2046                 extra_headers=math-68881.h
2047                 use_collect2=yes
2048                 float_format=m68k
2049                 ;;
2050         m68k-next-nextstep3*)
2051                 tm_file=m68k/next.h
2052                 xm_file="m68k/xm-next.h ${xm_file}"
2053                 tmake_file=m68k/t-next
2054                 xmake_file=m68k/x-next
2055                 extra_objs=nextstep.o
2056                 extra_parts="crtbegin.o crtend.o"
2057                 extra_headers=math-68881.h
2058                 float_format=m68k
2059                 if test x$enable_threads = xyes; then
2060                         thread_file='mach'
2061                 fi
2062                 ;;
2063         m68k-sun-sunos3*)
2064                 if test x$with_fp = xno
2065                 then
2066                         tm_file=m68k/sun3n3.h
2067                 else
2068                         tm_file=m68k/sun3o3.h
2069                         float_format=m68k
2070                 fi
2071                 use_collect2=yes
2072                 extra_headers=math-68881.h
2073                 ;;
2074         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2075                 if test x$with_fp = xno
2076                 then
2077                         tm_file=m68k/sun3n.h
2078                 else
2079                         tm_file=m68k/sun3.h
2080                         float_format=m68k
2081                 fi
2082                 use_collect2=yes
2083                 extra_headers=math-68881.h
2084                 ;;
2085         m68k-wrs-vxworks*)
2086                 tm_file=m68k/vxm68k.h
2087                 tmake_file=m68k/t-vxworks68
2088                 extra_headers=math-68881.h
2089                 thread_file='vxworks'
2090                 float_format=m68k
2091                 ;;
2092         m68k-*-aout*)
2093                 tmake_file=m68k/t-m68kbare
2094                 tm_file="m68k/m68k-aout.h libgloss.h"
2095                 extra_headers=math-68881.h
2096                 float_format=m68k
2097                 ;;
2098         m68k-*-coff*)
2099                 tmake_file=m68k/t-m68kbare
2100                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2101                 extra_headers=math-68881.h
2102                 float_format=m68k
2103                 ;;
2104         m68020-*-elf* | m68k-*-elf*)
2105                 tm_file="m68k/m68020-elf.h"
2106                 xm_file=m68k/xm-m68kv.h
2107                 tmake_file=m68k/t-m68kelf
2108                 header_files=math-68881.h
2109                 ;;
2110         m68k-*-lynxos*)
2111                 if test x$gas = xyes
2112                 then
2113                         tm_file=m68k/lynx.h
2114                 else
2115                         tm_file=m68k/lynx-ng.h
2116                 fi
2117                 xm_file=m68k/xm-lynx.h
2118                 xmake_file=x-lynx
2119                 tmake_file=m68k/t-lynx
2120                 extra_headers=math-68881.h
2121                 float_format=m68k
2122                 ;;
2123         m68k*-*-netbsd*)
2124                 tm_file=m68k/netbsd.h
2125                 tmake_file=t-netbsd
2126                 float_format=m68k
2127        use_collect2=yes
2128                 ;;
2129         m68k*-*-openbsd*)
2130                 float_format=m68k
2131                 # we need collect2 until our bug is fixed...
2132                 use_collect2=yes
2133                 ;;
2134         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2135                 xm_file="xm-alloca.h ${xm_file}"
2136                 xm_defines=USG
2137                 xmake_file=m68k/x-m68kv
2138                 extra_parts="crtbegin.o crtend.o"
2139                 extra_headers=math-68881.h
2140                 float_format=m68k
2141                 ;;
2142         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2143                 tm_file=m68k/m68kv4.h
2144                 xm_file="xm-alloca.h ${xm_file}"
2145                 xm_defines=USG
2146                 tmake_file=t-svr4
2147                 extra_parts="crtbegin.o crtend.o"
2148                 extra_headers=math-68881.h
2149                 float_format=m68k
2150                 ;;
2151         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2152                                         # with a.out format
2153                 xmake_file=x-linux
2154                 tm_file=m68k/linux-aout.h
2155                 tmake_file="t-linux-aout m68k/t-linux-aout"
2156                 extra_headers=math-68881.h
2157                 float_format=m68k
2158                 gnu_ld=yes
2159                 ;;
2160         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2161                                         # with ELF format using the
2162                                         # GNU/Linux C library 5
2163                 xmake_file=x-linux
2164                 tm_file=m68k/linux.h
2165                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2166                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2167                 extra_headers=math-68881.h
2168                 float_format=m68k
2169                 gnu_ld=yes
2170                 ;;
2171         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2172                                         # with ELF format using glibc 2
2173                                         # aka the GNU/Linux C library 6.
2174                 xmake_file=x-linux
2175                 tm_file=m68k/linux.h
2176                 tmake_file="t-linux m68k/t-linux"
2177                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2178                 extra_headers=math-68881.h
2179                 float_format=m68k
2180                 gnu_ld=yes
2181                 if test x$enable_threads = xyes; then
2182                         thread_file='posix'
2183                 fi
2184                 ;;
2185         m68k-*-psos*)
2186                 tmake_file=m68k/t-m68kbare
2187                 tm_file=m68k/m68k-psos.h
2188                 extra_headers=math-68881.h
2189                 float_format=m68k
2190                 ;;
2191         m68k-*-rtems*)
2192                 tmake_file="m68k/t-m68kbare t-rtems"
2193                 tm_file=m68k/rtems.h
2194                 extra_headers=math-68881.h
2195                 float_format=m68k
2196                 ;;
2197
2198         m88k-dg-dgux*)
2199                 case $machine in
2200                   m88k-dg-dguxbcs*)
2201                     tm_file=m88k/dguxbcs.h
2202                     tmake_file=m88k/t-dguxbcs
2203                     ;;
2204                   *)
2205                     tm_file=m88k/dgux.h
2206                     tmake_file=m88k/t-dgux
2207                     ;;
2208                 esac
2209                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2210                 xmake_file=m88k/x-dgux
2211                 if test x$gas = xyes
2212                 then
2213                         tmake_file=m88k/t-dgux-gas
2214                 fi
2215                 ;;
2216         m88k-dolphin-sysv3*)
2217                 tm_file=m88k/dolph.h
2218                 extra_parts="crtbegin.o crtend.o"
2219                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2220                 xmake_file=m88k/x-dolph
2221                 if test x$gas = xyes
2222                 then
2223                         tmake_file=m88k/t-m88k-gas
2224                 fi
2225                 ;;
2226         m88k-tektronix-sysv3)
2227                 tm_file=m88k/tekXD88.h
2228                 extra_parts="crtbegin.o crtend.o"
2229                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2230                 xmake_file=m88k/x-tekXD88
2231                 if test x$gas = xyes
2232                 then
2233                         tmake_file=m88k/t-m88k-gas
2234                 fi
2235                 ;;
2236         m88k-*-aout*)
2237                 tm_file=m88k/m88k-aout.h
2238                 ;;
2239         m88k-*-coff*)
2240                 tm_file=m88k/m88k-coff.h
2241                 tmake_file=m88k/t-bug
2242                 ;;
2243         m88k-*-luna*)
2244                 tm_file=m88k/luna.h
2245                 extra_parts="crtbegin.o crtend.o"
2246                 if test x$gas = xyes
2247                 then
2248                         tmake_file=m88k/t-luna-gas
2249                 else
2250                         tmake_file=m88k/t-luna
2251                 fi
2252                 ;;
2253         m88k-*-openbsd*)
2254                 tmake_file="${tmake_file} m88k/t-luna-gas"
2255                 ;;
2256         m88k-*-sysv3*)
2257                 tm_file=m88k/sysv3.h
2258                 extra_parts="crtbegin.o crtend.o"
2259                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2260                 xmake_file=m88k/x-sysv3
2261                 if test x$gas = xyes
2262                 then
2263                         tmake_file=m88k/t-m88k-gas
2264                 fi
2265                 ;;
2266         m88k-*-sysv4*)
2267                 tm_file=m88k/sysv4.h
2268                 extra_parts="crtbegin.o crtend.o"
2269                 xmake_file=m88k/x-sysv4
2270                 tmake_file=m88k/t-sysv4
2271                 ;;
2272         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2273                 if test "x$gnu_ld" = xyes
2274                 then
2275                         tm_file="mips/iris6.h mips/iris6gld.h"
2276                 else
2277                         tm_file=mips/iris6.h
2278                 fi
2279                 tmake_file=mips/t-iris6
2280                 xm_file=mips/xm-iris6.h
2281                 xmake_file=mips/x-iris6
2282 #               if test x$enable_threads = xyes; then
2283 #                       thread_file='irix'
2284 #               fi
2285                 ;;
2286         mips-wrs-vxworks)
2287                 tm_file="mips/elf.h mips/vxworks.h"
2288                 tmake_file=mips/t-ecoff
2289                 gas=yes
2290                 gnu_ld=yes
2291                 extra_parts="crtbegin.o crtend.o"
2292                 thread_file='vxworks'
2293                 ;;
2294         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2295                 tm_file="mips/iris6.h mips/cross64.h"
2296                 xm_defines=USG
2297                 xm_file="mips/xm-iris5.h"
2298                 xmake_file=mips/x-iris
2299                 tmake_file=mips/t-cross64
2300                 # See comment in mips/iris[56].h files.
2301                 use_collect2=yes
2302 #               if test x$enable_threads = xyes; then
2303 #                       thread_file='irix'
2304 #               fi
2305                 ;;
2306         mips-sni-sysv4)
2307                 if test x$gas = xyes
2308                 then
2309                         if test x$stabs = xyes
2310                         then
2311                                 tm_file=mips/iris5gdb.h
2312                         else
2313                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2314                         fi
2315                 else
2316                         tm_file=mips/sni-svr4.h
2317                 fi
2318                 xm_defines=USG
2319                 xmake_file=mips/x-sni-svr4
2320                 tmake_file=mips/t-mips-gas
2321                 if test x$gnu_ld != xyes
2322                 then
2323                         use_collect2=yes
2324                 fi
2325                 ;;
2326         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2327                 if test x$gas = xyes
2328                 then
2329                         tm_file="mips/iris5.h mips/iris5gas.h"
2330                         if test x$stabs = xyes
2331                         then
2332                                 tm_file="${tm_file} dbx.h"
2333                         fi
2334                 else
2335                         tm_file=mips/iris5.h
2336                 fi
2337                 xm_defines=USG
2338                 xm_file="mips/xm-iris5.h"
2339                 xmake_file=mips/x-iris
2340                 # mips-tfile doesn't work yet
2341                 tmake_file=mips/t-mips-gas
2342                 # See comment in mips/iris5.h file.
2343                 use_collect2=yes
2344 #               if test x$enable_threads = xyes; then
2345 #                       thread_file='irix'
2346 #               fi
2347                 ;;
2348         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2349                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2350                 if test x$stabs = xyes; then
2351                         tm_file="${tm_file} dbx.h"
2352                 fi
2353                 xm_defines=USG
2354                 xmake_file=mips/x-iris
2355                 if test x$gas = xyes
2356                 then
2357                         tmake_file=mips/t-mips-gas
2358                 else
2359                         extra_passes="mips-tfile mips-tdump"
2360                 fi
2361                 if test x$gnu_ld != xyes
2362                 then
2363                         use_collect2=yes
2364                 fi
2365 #               if test x$enable_threads = xyes; then
2366 #                       thread_file='irix'
2367 #               fi
2368                 ;;
2369         mips-sgi-irix4*)                # Mostly like a MIPS.
2370                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2371                 if test x$stabs = xyes; then
2372                         tm_file="${tm_file} dbx.h"
2373                 fi
2374                 xm_defines=USG
2375                 xmake_file=mips/x-iris
2376                 if test x$gas = xyes
2377                 then
2378                         tmake_file=mips/t-mips-gas
2379                 else
2380                         extra_passes="mips-tfile mips-tdump"
2381                 fi
2382                 if test x$gnu_ld != xyes
2383                 then
2384                         use_collect2=yes
2385                 fi
2386 #               if test x$enable_threads = xyes; then
2387 #                       thread_file='irix'
2388 #               fi
2389                 ;;
2390         mips-sgi-*)                     # Mostly like a MIPS.
2391                 tm_file="mips/iris3.h ${tm_file}"
2392                 if test x$stabs = xyes; then
2393                         tm_file="${tm_file} dbx.h"
2394                 fi
2395                 xm_defines=USG
2396                 xmake_file=mips/x-iris3
2397                 if test x$gas = xyes
2398                 then
2399                         tmake_file=mips/t-mips-gas
2400                 else
2401                         extra_passes="mips-tfile mips-tdump"
2402                 fi
2403                 if test x$gnu_ld != xyes
2404                 then
2405                         use_collect2=yes
2406                 fi
2407                 ;;
2408         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2409                 tm_file="mips/osfrose.h ${tm_file}"
2410                 xmake_file=mips/x-osfrose
2411                 tmake_file=mips/t-osfrose
2412                 extra_objs=halfpic.o
2413                 use_collect2=yes
2414                 ;;
2415         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2416                 tm_file=mips/dec-osf1.h
2417                 if test x$stabs = xyes; then
2418                         tm_file="${tm_file} dbx.h"
2419                 fi
2420                 xmake_file=mips/x-dec-osf1
2421                 if test x$gas = xyes
2422                 then
2423                         tmake_file=mips/t-mips-gas
2424                 else
2425                         tmake_file=mips/t-ultrix
2426                         extra_passes="mips-tfile mips-tdump"
2427                 fi
2428                 if test x$gnu_ld != xyes
2429                 then
2430                         use_collect2=yes
2431                 fi
2432                 ;;
2433         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2434               tm_file=mips/dec-bsd.h
2435               if test x$gas = xyes
2436               then
2437                         tmake_file=mips/t-mips-gas
2438               else
2439                         tmake_file=mips/t-ultrix
2440                         extra_passes="mips-tfile mips-tdump"
2441               fi
2442               if test x$gnu_ld != xyes
2443               then
2444                         use_collect2=yes
2445               fi
2446               ;;
2447         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2448                 tm_file=mips/netbsd.h
2449                 # On NetBSD, the headers are already okay, except for math.h.
2450                 tmake_file=t-netbsd
2451                 ;;
2452        mips*-*-linux*)                         # Linux MIPS, either endian.
2453                 xmake_file=x-linux
2454                 xm_file="xm-siglist.h ${xm_file}"
2455                case $machine in
2456                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2457                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2458                esac
2459                 extra_parts="crtbegin.o crtend.o"
2460                 gnu_ld=yes
2461                 gas=yes
2462                 ;;
2463         mips*el-*-openbsd*)     # mips little endian
2464                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2465                 tm_file=mips/openbsd.h
2466                 ;;
2467         mips*-*-openbsd*)               # mips big endian
2468                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2469                 tm_file=mips/openbsd-be.h
2470                 ;;
2471         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2472                 tm_file="mips/news4.h ${tm_file}"
2473                 if test x$stabs = xyes; then
2474                         tm_file="${tm_file} dbx.h"
2475                 fi
2476                 if test x$gas = xyes
2477                 then
2478                         tmake_file=mips/t-mips-gas
2479                 else
2480                         extra_passes="mips-tfile mips-tdump"
2481                 fi
2482                 if test x$gnu_ld != xyes
2483                 then
2484                         use_collect2=yes
2485                 fi
2486                 xmake_file=mips/x-sony
2487                 ;;
2488         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2489                                         # That is based on svr4.
2490                 # t-svr4 is not right because this system doesn't use ELF.
2491                 tm_file="mips/news5.h ${tm_file}"
2492                 if test x$stabs = xyes; then
2493                         tm_file="${tm_file} dbx.h"
2494                 fi
2495                 xm_file="xm-siglist.h ${xm_file}"
2496                 xm_defines=USG
2497                 if test x$gas = xyes
2498                 then
2499                         tmake_file=mips/t-mips-gas
2500                 else
2501                         extra_passes="mips-tfile mips-tdump"
2502                 fi
2503                 if test x$gnu_ld != xyes
2504                 then
2505                         use_collect2=yes
2506                 fi
2507                 ;;
2508         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2509                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2510                 if test x$stabs = xyes; then
2511                         tm_file="${tm_file} dbx.h"
2512                 fi
2513                 xm_file="xm-siglist.h ${xm_file}"
2514                 xm_defines=USG
2515                 xmake_file=mips/x-sysv
2516                 if test x$gas = xyes
2517                 then
2518                         tmake_file=mips/t-mips-gas
2519                         extra_parts="crtbegin.o crtend.o"
2520                 else
2521                         tmake_file=mips/t-mips
2522                         extra_passes="mips-tfile mips-tdump"
2523                 fi
2524                 if test x$gnu_ld != xyes
2525                 then
2526                         use_collect2=yes
2527                 fi
2528                 ;;
2529         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2530                 tm_file="mips/ultrix.h ${tm_file}"
2531                 if test x$stabs = xyes; then
2532                         tm_file="${tm_file} dbx.h"
2533                 fi
2534                 xmake_file=mips/x-ultrix
2535                 if test x$gas = xyes
2536                 then
2537                         tmake_file=mips/t-mips-gas
2538                 else
2539                         tmake_file=mips/t-ultrix
2540                         extra_passes="mips-tfile mips-tdump"
2541                 fi
2542                 if test x$gnu_ld != xyes
2543                 then
2544                         use_collect2=yes
2545                 fi
2546                 ;;
2547 changequote(,)dnl
2548         mips-*-riscos[56789]bsd*)
2549 changequote([,])dnl
2550                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2551                 if test x$stabs = xyes; then
2552                         tm_file="${tm_file} dbx.h"
2553                 fi
2554                 if test x$gas = xyes
2555                 then
2556                         tmake_file=mips/t-bsd-gas
2557                 else
2558                         tmake_file=mips/t-bsd
2559                         extra_passes="mips-tfile mips-tdump"
2560                 fi
2561                 if test x$gnu_ld != xyes
2562                 then
2563                         use_collect2=yes
2564                 fi
2565                 ;;
2566 changequote(,)dnl
2567         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2568 changequote([,])dnl
2569                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2570                 if test x$stabs = xyes; then
2571                         tm_file="${tm_file} dbx.h"
2572                 fi
2573                 if test x$gas = xyes
2574                 then
2575                         tmake_file=mips/t-bsd-gas
2576                 else
2577                         tmake_file=mips/t-bsd
2578                         extra_passes="mips-tfile mips-tdump"
2579                 fi
2580                 if test x$gnu_ld != xyes
2581                 then
2582                         use_collect2=yes
2583                 fi
2584                 ;;
2585 changequote(,)dnl
2586         mips-*-riscos[56789]sysv4*)
2587 changequote([,])dnl
2588                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2589                 if test x$stabs = xyes; then
2590                         tm_file="${tm_file} dbx.h"
2591                 fi
2592                 xm_file="xm-siglist.h ${xm_file}"
2593                 xmake_file=mips/x-sysv
2594                 if test x$gas = xyes
2595                 then
2596                         tmake_file=mips/t-svr4-gas
2597                 else
2598                         tmake_file=mips/t-svr4
2599                         extra_passes="mips-tfile mips-tdump"
2600                 fi
2601                 if test x$gnu_ld != xyes
2602                 then
2603                         use_collect2=yes
2604                 fi
2605                 ;;
2606 changequote(,)dnl
2607         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2608 changequote([,])dnl
2609                 tm_file="mips/svr4-4.h ${tm_file}"
2610                 if test x$stabs = xyes; then
2611                         tm_file="${tm_file} dbx.h"
2612                 fi
2613                 xm_defines=USG
2614                 xmake_file=mips/x-sysv
2615                 if test x$gas = xyes
2616                 then
2617                         tmake_file=mips/t-svr4-gas
2618                 else
2619                         tmake_file=mips/t-svr4
2620                         extra_passes="mips-tfile mips-tdump"
2621                 fi
2622                 if test x$gnu_ld != xyes
2623                 then
2624                         use_collect2=yes
2625                 fi
2626                 ;;
2627 changequote(,)dnl
2628         mips-*-riscos[56789]sysv*)
2629 changequote([,])dnl
2630                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2631                 if test x$stabs = xyes; then
2632                         tm_file="${tm_file} dbx.h"
2633                 fi
2634                 xm_defines=USG
2635                 xmake_file=mips/x-sysv
2636                 if test x$gas = xyes
2637                 then
2638                         tmake_file=mips/t-svr3-gas
2639                 else
2640                         tmake_file=mips/t-svr3
2641                         extra_passes="mips-tfile mips-tdump"
2642                 fi
2643                 if test x$gnu_ld != xyes
2644                 then
2645                         use_collect2=yes
2646                 fi
2647                 ;;
2648         mips-*-sysv* | mips-*-riscos*sysv*)
2649                 tm_file="mips/svr3-4.h ${tm_file}"
2650                 if test x$stabs = xyes; then
2651                         tm_file="${tm_file} dbx.h"
2652                 fi
2653                 xm_defines=USG
2654                 xmake_file=mips/x-sysv
2655                 if test x$gas = xyes
2656                 then
2657                         tmake_file=mips/t-svr3-gas
2658                 else
2659                         tmake_file=mips/t-svr3
2660                         extra_passes="mips-tfile mips-tdump"
2661                 fi
2662                 if test x$gnu_ld != xyes
2663                 then
2664                         use_collect2=yes
2665                 fi
2666                 ;;
2667 changequote(,)dnl
2668         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2669 changequote([,])dnl
2670                 tm_file=mips/mips-5.h
2671                 if test x$stabs = xyes; then
2672                         tm_file="${tm_file} dbx.h"
2673                 fi
2674                 if test x$gas = xyes
2675                 then
2676                         tmake_file=mips/t-mips-gas
2677                 else
2678                         extra_passes="mips-tfile mips-tdump"
2679                 fi
2680                 if test x$gnu_ld != xyes
2681                 then
2682                         use_collect2=yes
2683                 fi
2684                 ;;
2685         mips-*-gnu*)
2686                 ;;
2687         mipsel-*-ecoff*)
2688                 tm_file=mips/ecoffl.h
2689                 if test x$stabs = xyes; then
2690                         tm_file="${tm_file} dbx.h"
2691                 fi
2692                 tmake_file=mips/t-ecoff
2693                 ;;
2694         mips-*-ecoff*)
2695                 tm_file="gofast.h mips/ecoff.h"
2696                 if test x$stabs = xyes; then
2697                         tm_file="${tm_file} dbx.h"
2698                 fi
2699                 tmake_file=mips/t-ecoff
2700                 ;;
2701         mipsel-*-elf*)
2702                 tm_file="mips/elfl.h"
2703                 tmake_file=mips/t-elf
2704                 ;;
2705         mips-*-elf*)
2706                 tm_file="mips/elf.h"
2707                 tmake_file=mips/t-elf
2708                 ;;
2709         mips64el-*-elf*)
2710                 tm_file="mips/elfl64.h"
2711                 tmake_file=mips/t-elf
2712                 ;;
2713         mips64orionel-*-elf*)
2714                 tm_file="mips/elforion.h mips/elfl64.h"
2715                 tmake_file=mips/t-elf
2716                 ;;
2717         mips64-*-elf*)
2718                 tm_file="mips/elf64.h"
2719                 tmake_file=mips/t-elf
2720                 ;;
2721         mips64orion-*-elf*)
2722                 tm_file="mips/elforion.h mips/elf64.h"
2723                 tmake_file=mips/t-elf
2724                 ;;
2725         mips64orion-*-rtems*)
2726                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2727                 tmake_file="mips/t-ecoff t-rtems"
2728                 ;;
2729         mipstx39el-*-elf*)
2730                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2731                 tmake_file=mips/t-r3900
2732                 ;;
2733         mipstx39-*-elf*)
2734                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2735                 tmake_file=mips/t-r3900
2736                 ;;
2737         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2738                 if test x$stabs = xyes; then
2739                         tm_file="${tm_file} dbx.h"
2740                 fi
2741                 if test x$gas = xyes
2742                 then
2743                         tmake_file=mips/t-mips-gas
2744                 else
2745                         extra_passes="mips-tfile mips-tdump"
2746                 fi
2747                 if test x$gnu_ld != xyes
2748                 then
2749                         use_collect2=yes
2750                 fi
2751                 ;;
2752         mn10200-*-*)
2753                 cpu_type=mn10200
2754                 tm_file="mn10200/mn10200.h"
2755                 if test x$stabs = xyes
2756                 then
2757                         tm_file="${tm_file} dbx.h"
2758                 fi
2759                 use_collect2=no
2760                 ;;
2761         mn10300-*-*)
2762                 cpu_type=mn10300
2763                 tm_file="mn10300/mn10300.h"
2764                 if test x$stabs = xyes
2765                 then
2766                         tm_file="${tm_file} dbx.h"
2767                 fi
2768                 use_collect2=no
2769                 ;;
2770         ns32k-encore-bsd*)
2771                 tm_file=ns32k/encore.h
2772                 use_collect2=yes
2773                 ;;
2774         ns32k-sequent-bsd*)
2775                 tm_file=ns32k/sequent.h
2776                 use_collect2=yes
2777                 ;;
2778         ns32k-tek6100-bsd*)
2779                 tm_file=ns32k/tek6100.h
2780                 use_collect2=yes
2781                 ;;
2782         ns32k-tek6200-bsd*)
2783                 tm_file=ns32k/tek6200.h
2784                 use_collect2=yes
2785                 ;;
2786 # This has not been updated to GCC 2.
2787 #       ns32k-ns-genix*)
2788 #               xm_defines=USG
2789 #               xmake_file=ns32k/x-genix
2790 #               tm_file=ns32k/genix.h
2791 #               use_collect2=yes
2792 #               ;;
2793         ns32k-merlin-*)
2794                 tm_file=ns32k/merlin.h
2795                 use_collect2=yes
2796                 ;;
2797         ns32k-pc532-mach*)
2798                 tm_file=ns32k/pc532-mach.h
2799                 use_collect2=yes
2800                 ;;
2801         ns32k-pc532-minix*)
2802                 tm_file=ns32k/pc532-min.h
2803                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2804                 xm_defines=USG
2805                 use_collect2=yes
2806                 ;;
2807         ns32k-*-netbsd*)
2808                 tm_file=ns32k/netbsd.h
2809                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2810                 # On NetBSD, the headers are already okay, except for math.h.
2811                 tmake_file=t-netbsd
2812        use_collect2=yes
2813                 ;;
2814         pdp11-*-bsd)
2815                 tm_file="${tm_file} pdp11/2bsd.h"
2816                 ;;
2817         pdp11-*-*)
2818                 ;;
2819         ns32k-*-openbsd*)
2820                 # Nothing special
2821                 ;;
2822         pyramid-*-*)
2823                 cpu_type=pyr
2824                 xmake_file=pyr/x-pyr
2825                 use_collect2=yes
2826                 ;;
2827         romp-*-aos*)
2828                 use_collect2=yes
2829                 ;;
2830         romp-*-mach*)
2831                 xmake_file=romp/x-mach
2832                 use_collect2=yes
2833                 ;;
2834         romp-*-openbsd*)
2835                 # Nothing special
2836                 ;;
2837         powerpc-*-openbsd*)
2838                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2839                 ;;
2840         powerpc-*-beos*)
2841                 cpu_type=rs6000
2842                 tm_file=rs6000/beos.h
2843                 xm_file=rs6000/xm-beos.h
2844                 tmake_file=rs6000/t-beos
2845                 xmake_file=rs6000/x-beos
2846                 ;;
2847         powerpc-*-sysv* | powerpc-*-elf*)
2848                 tm_file=rs6000/sysv4.h
2849                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2850                 xm_defines="USG POSIX"
2851                 extra_headers=ppc-asm.h
2852                 if test x$gas = xyes
2853                 then
2854                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2855                 else
2856                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2857                 fi
2858                 xmake_file=rs6000/x-sysv4
2859                 ;;
2860         powerpc-*-eabiaix*)
2861                 tm_file=rs6000/eabiaix.h
2862                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2863                 extra_headers=ppc-asm.h
2864                 ;;
2865         powerpc-*-eabisim*)
2866                 tm_file=rs6000/eabisim.h
2867                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2868                 extra_headers=ppc-asm.h
2869                 ;;
2870         powerpc-*-eabi*)
2871                 tm_file=rs6000/eabi.h
2872                 if test x$gas = xyes
2873                 then
2874                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2875                 else
2876                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2877                 fi
2878                 extra_headers=ppc-asm.h
2879                 ;;
2880         powerpc-*-rtems*)
2881                 tm_file=rs6000/rtems.h
2882                 if test x$gas = xyes
2883                 then
2884                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2885                 else
2886                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2887                 fi
2888                 extra_headers=ppc-asm.h
2889                 ;;
2890         powerpc-*-linux-gnulibc1)
2891                 tm_file=rs6000/linux.h
2892                 xm_file=rs6000/xm-sysv4.h
2893                 out_file=rs6000/rs6000.c
2894                 if test x$gas = xyes
2895                 then
2896                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2897                 else
2898                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2899                 fi
2900                 xmake_file=x-linux
2901                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2902                 extra_headers=ppc-asm.h
2903                 if test x$enable_threads = xyes; then
2904                         thread_file='posix'
2905                 fi
2906                 ;;
2907         powerpc-*-linux-gnu*)
2908                 tm_file=rs6000/linux.h
2909                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2910                 xm_defines="USG ${xm_defines}"
2911                 out_file=rs6000/rs6000.c
2912                 if test x$gas = xyes
2913                 then
2914                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2915                 else
2916                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2917                 fi
2918                 xmake_file=x-linux
2919                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2920                 extra_headers=ppc-asm.h
2921                 if test x$enable_threads = xyes; then
2922                         thread_file='posix'
2923                 fi
2924                 ;;
2925         powerpc-wrs-vxworks*)
2926                 cpu_type=rs6000
2927                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2928                 xm_defines="USG POSIX"
2929                 tm_file=rs6000/vxppc.h
2930                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2931                 extra_headers=ppc-asm.h
2932                 thread_file='vxworks'
2933                 ;;
2934         powerpcle-*-sysv* | powerpcle-*-elf*)
2935                 tm_file=rs6000/sysv4le.h
2936                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2937                 xm_defines="USG POSIX"
2938                 if test x$gas = xyes
2939                 then
2940                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2941                 else
2942                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2943                 fi
2944                 xmake_file=rs6000/x-sysv4
2945                 extra_headers=ppc-asm.h
2946                 ;;
2947         powerpcle-*-eabisim*)
2948                 tm_file=rs6000/eabilesim.h
2949                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2950                 extra_headers=ppc-asm.h
2951                 ;;
2952         powerpcle-*-eabi*)
2953                 tm_file=rs6000/eabile.h
2954                 if test x$gas = xyes
2955                 then
2956                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2957                 else
2958                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2959                 fi
2960                 extra_headers=ppc-asm.h
2961                 ;;
2962         powerpcle-*-winnt* )
2963                 tm_file=rs6000/win-nt.h
2964                 tmake_file=rs6000/t-winnt
2965 #               extra_objs=pe.o
2966                 if test x$enable_threads = xyes; then
2967                         thread_file='win32'
2968                 fi
2969                 extra_headers=ppc-asm.h
2970                 ;;
2971         powerpcle-*-pe | powerpcle-*-cygwin*)
2972                 tm_file=rs6000/cygwin.h
2973                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
2974                 tmake_file=rs6000/t-winnt
2975                 xmake_file=rs6000/x-cygwin
2976 #               extra_objs=pe.o
2977                 if test x$enable_threads = xyes; then
2978                         thread_file='win32'
2979                 fi
2980                 exeext=.exe
2981                 extra_headers=ppc-asm.h
2982                 ;;
2983         powerpcle-*-solaris2*)
2984                 tm_file=rs6000/sol2.h
2985                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2986                 xm_defines="USG POSIX"
2987                 if test x$gas = xyes
2988                 then
2989                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2990                 else
2991                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2992                 fi
2993                 xmake_file=rs6000/x-sysv4
2994                 extra_headers=ppc-asm.h
2995                 ;;
2996 changequote(,)dnl
2997         rs6000-ibm-aix3.[01]*)
2998 changequote([,])dnl
2999                 tm_file=rs6000/aix31.h
3000                 xmake_file=rs6000/x-aix31
3001                 float_format=none
3002                 use_collect2=yes
3003                 ;;
3004 changequote(,)dnl
3005         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3006 changequote([,])dnl
3007                 tm_file=rs6000/aix3newas.h
3008                 if test x$host != x$target
3009                 then
3010                         tmake_file=rs6000/t-xnewas
3011                 else
3012                         tmake_file=rs6000/t-newas
3013                 fi
3014                 float_format=none
3015                 use_collect2=yes
3016                 ;;
3017 changequote(,)dnl
3018         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3019 changequote([,])dnl
3020                 tm_file=rs6000/aix41.h
3021                 if test x$host != x$target
3022                 then
3023                         tmake_file=rs6000/t-xnewas
3024                 else
3025                         tmake_file=rs6000/t-newas
3026                 fi
3027                 if test "$gnu_ld" = yes
3028                 then
3029                         xmake_file=rs6000/x-aix41-gld
3030                 else
3031                         xmake_file=rs6000/x-aix41
3032                 fi
3033                 float_format=none
3034                 use_collect2=yes
3035                 ;;
3036 changequote(,)dnl
3037         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3038 changequote([,])dnl
3039                 tm_file=rs6000/aix43.h
3040                 if test x$host != x$target
3041                 then
3042                         tmake_file=rs6000/t-xaix43
3043                 else
3044                         tmake_file=rs6000/t-aix43
3045                 fi
3046                 xmake_file=rs6000/x-aix43
3047                 float_format=none
3048                 use_collect2=yes
3049                 ;;
3050 changequote(,)dnl
3051         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3052 changequote([,])dnl
3053                 tm_file=rs6000/aix43.h
3054                 if test x$host != x$target
3055                 then
3056                         tmake_file=rs6000/t-xaix43
3057                 else
3058                         tmake_file=rs6000/t-aix43
3059                 fi
3060                 xmake_file=rs6000/x-aix43
3061                 float_format=none
3062                 use_collect2=yes
3063                 ;;
3064         rs6000-ibm-aix*)
3065                 float_format=none
3066                 use_collect2=yes
3067                 ;;
3068         rs6000-bull-bosx)
3069                 float_format=none
3070                 use_collect2=yes
3071                 ;;
3072         rs6000-*-mach*)
3073                 tm_file=rs6000/mach.h
3074                 xm_file="${xm_file} rs6000/xm-mach.h"
3075                 xmake_file=rs6000/x-mach
3076                 use_collect2=yes
3077                 ;;
3078         rs6000-*-lynxos*)
3079                 tm_file=rs6000/lynx.h
3080                 xm_file=rs6000/xm-lynx.h
3081                 tmake_file=rs6000/t-rs6000
3082                 xmake_file=rs6000/x-lynx
3083                 use_collect2=yes
3084                 ;;
3085         sh-*-elf*)
3086                 tm_file=sh/elf.h
3087                 float_format=sh
3088                 ;;
3089         sh-*-rtemself*)
3090                 tmake_file="sh/t-sh t-rtems"
3091                 tm_file=sh/rtemself.h
3092                 float_format=sh
3093                 ;;
3094         sh-*-rtems*)
3095                 tmake_file="sh/t-sh t-rtems"
3096                 tm_file=sh/rtems.h
3097                 float_format=sh
3098                 ;;
3099         sh-*-*)
3100                 float_format=sh
3101                 ;;
3102         sparc-tti-*)
3103                 tm_file=sparc/pbd.h
3104                 xm_file="xm-alloca.h ${xm_file}"
3105                 xm_defines=USG
3106                 ;;
3107         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3108                 tm_file=sparc/vxsparc.h
3109                 tmake_file=sparc/t-vxsparc
3110                 use_collect2=yes
3111                 thread_file='vxworks'
3112                 ;;
3113         sparc-*-aout*)
3114                 tmake_file=sparc/t-sparcbare
3115                 tm_file="sparc/aout.h libgloss.h"
3116                 ;;
3117         sparc-*-netbsd*)
3118                 tm_file=sparc/netbsd.h
3119                 tmake_file=t-netbsd
3120        use_collect2=yes
3121                 ;;
3122         sparc-*-openbsd*)
3123                 # we need collect2 until our bug is fixed...
3124                 use_collect2=yes
3125                 ;;
3126         sparc-*-bsd*)
3127                 tm_file=sparc/bsd.h
3128                 ;;
3129         sparc-*-elf*)
3130                 tm_file=sparc/elf.h
3131                 tmake_file=sparc/t-elf
3132                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3133                 #float_format=i128
3134                 float_format=i64
3135                 ;;
3136         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3137                 xm_file="${xm_file} sparc/xm-linux.h"
3138                 tm_file=sparc/linux-aout.h
3139                 xmake_file=x-linux
3140                 gnu_ld=yes
3141                 ;;
3142         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3143                 xm_file="${xm_file} sparc/xm-linux.h"
3144                 xmake_file=x-linux
3145                 tm_file=sparc/linux.h
3146                 tmake_file="t-linux t-linux-gnulibc1"
3147                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3148                 gnu_ld=yes
3149                 float_format=sparc
3150                 ;;
3151         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3152                 xm_file="${xm_file} sparc/xm-linux.h"
3153                 xmake_file=x-linux
3154                 tm_file=sparc/linux.h
3155                 tmake_file="t-linux"
3156                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3157                 gnu_ld=yes
3158                 if test x$enable_threads = xyes; then
3159                         thread_file='posix'
3160                 fi
3161                 float_format=sparc
3162                 ;;
3163         sparc-*-lynxos*)
3164                 if test x$gas = xyes
3165                 then
3166                         tm_file=sparc/lynx.h
3167                 else
3168                         tm_file=sparc/lynx-ng.h
3169                 fi
3170                 xm_file=sparc/xm-lynx.h
3171                 tmake_file=sparc/t-sunos41
3172                 xmake_file=x-lynx
3173                 ;;
3174         sparc-*-rtems*)
3175                 tmake_file="sparc/t-sparcbare t-rtems"
3176                 tm_file=sparc/rtems.h
3177                 ;;
3178         sparcv9-*-solaris2*)
3179                 tm_file=sparc/sol2-sld-64.h
3180                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3181                 xm_defines="USG POSIX"
3182                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3183                 xmake_file=sparc/x-sysv4
3184                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3185                 float_format=none
3186                 if test x${enable_threads} = x ; then
3187                     enable_threads=$have_pthread_h
3188                     if test x${enable_threads} = x ; then
3189                         enable_threads=$have_thread_h
3190                     fi
3191                 fi
3192                 if test x${enable_threads} = xyes ; then
3193                     if test x${have_pthread_h} = xyes ; then
3194                         thread_file='posix'
3195                     else
3196                         thread_file='solaris'
3197                     fi
3198                 fi
3199                 ;;
3200         sparc-hal-solaris2*)
3201                 xm_file=sparc/xm-sol2.h
3202                 tm_file="sparc/sol2.h sparc/hal.h"
3203                 tmake_file="sparc/t-halos sparc/t-sol2"
3204                 xmake_file=sparc/x-sysv4
3205                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3206                 broken_install=yes
3207                 ;;
3208         sparc-*-solaris2*)
3209                 if test x$gnu_ld = xyes
3210                 then
3211                         tm_file=sparc/sol2.h
3212                 else
3213                         tm_file=sparc/sol2-sld.h
3214                 fi
3215                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3216                 xm_defines="USG POSIX"
3217                 tmake_file=sparc/t-sol2
3218                 xmake_file=sparc/x-sysv4
3219                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3220                 case $machine in
3221 changequote(,)dnl
3222                 *-*-solaris2.[0-4])
3223 changequote([,])dnl
3224                         float_format=i128
3225                         ;;
3226                 *)
3227                         float_format=none
3228                         ;;
3229                 esac
3230                 if test x${enable_threads} = x; then
3231                     enable_threads=$have_pthread_h
3232                     if test x${enable_threads} = x; then
3233                         enable_threads=$have_thread_h
3234                     fi
3235                 fi
3236                 if test x${enable_threads} = xyes; then
3237                     if test x${have_pthread_h} = xyes; then
3238                         thread_file='posix'
3239                     else
3240                         thread_file='solaris'
3241                     fi
3242                 fi
3243                 ;;
3244         sparc-*-sunos4.0*)
3245                 tm_file=sparc/sunos4.h
3246                 tmake_file=sparc/t-sunos40
3247                 use_collect2=yes
3248                 ;;
3249         sparc-*-sunos4*)
3250                 tm_file=sparc/sunos4.h
3251                 tmake_file=sparc/t-sunos41
3252                 use_collect2=yes
3253                 if test x$gas = xyes; then
3254                         tm_file="${tm_file} sparc/sun4gas.h"
3255                 fi
3256                 ;;
3257         sparc-*-sunos3*)
3258                 tm_file=sparc/sun4o3.h
3259                 use_collect2=yes
3260                 ;;
3261         sparc-*-sysv4*)
3262                 tm_file=sparc/sysv4.h
3263                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3264                 xm_defines="USG POSIX"
3265                 tmake_file=t-svr4
3266                 xmake_file=sparc/x-sysv4
3267                 extra_parts="crtbegin.o crtend.o"
3268                 ;;
3269         sparc-*-vxsim*)
3270                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3271                 xm_defines="USG POSIX"
3272                 tm_file=sparc/vxsim.h
3273                 tmake_file=sparc/t-vxsparc
3274                 xmake_file=sparc/x-sysv4
3275                 ;;
3276         sparclet-*-aout*)
3277                 tm_file="sparc/splet.h libgloss.h"
3278                 tmake_file=sparc/t-splet
3279                 ;;
3280         sparclite-*-coff*)
3281                 tm_file="sparc/litecoff.h libgloss.h"
3282                 tmake_file=sparc/t-sparclite
3283                 ;;
3284         sparclite-*-aout*)
3285                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3286                 tmake_file=sparc/t-sparclite
3287                 ;;
3288         sparclite-*-elf*)
3289                 tm_file="sparc/liteelf.h libgloss.h"
3290                 tmake_file=sparc/t-sparclite
3291                 extra_parts="crtbegin.o crtend.o"
3292                 ;;
3293         sparc86x-*-aout*)
3294                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3295                 tmake_file=sparc/t-sp86x
3296                 ;;
3297         sparc86x-*-elf*)
3298                 tm_file="sparc/sp86x-elf.h libgloss.h"
3299                 tmake_file=sparc/t-sp86x
3300                 extra_parts="crtbegin.o crtend.o"
3301                 ;;
3302         sparc64-*-aout*)
3303                 tmake_file=sparc/t-sp64
3304                 tm_file=sparc/sp64-aout.h
3305                 ;;
3306         sparc64-*-elf*)
3307                 tmake_file=sparc/t-sp64
3308                 tm_file=sparc/sp64-elf.h
3309                 extra_parts="crtbegin.o crtend.o"
3310                 ;;
3311         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3312                 tmake_file="t-linux sparc/t-linux64"
3313                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3314                 tm_file=sparc/linux64.h
3315                 xmake_file=x-linux
3316                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3317                 gnu_ld=yes
3318                 float_format=sparc
3319                 ;;
3320 # This hasn't been upgraded to GCC 2.
3321 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3322 #               tm_file=tahoe/harris.h
3323 #               ;;
3324 #       tahoe-*-bsd*)                   # tahoe running BSD
3325 #               ;;
3326         thumb-*-coff* | thumbel-*-coff*)
3327                 tm_file=arm/tcoff.h
3328                 out_file=arm/thumb.c
3329                 xm_file=arm/xm-thumb.h
3330                 md_file=arm/thumb.md
3331                 tmake_file=arm/t-thumb
3332                 ;;
3333         thumb-*-elf* | thumbel-*-elf*)
3334                 tm_file=arm/telf.h
3335                 out_file=arm/thumb.c
3336                 xm_file=arm/xm-thumb.h
3337                 md_file=arm/thumb.md
3338                 tmake_file=arm/t-thumb-elf
3339                 ;;
3340         thumb-*-linux-gnu*)
3341                 tm_file=arm/linux-telf.h
3342                 out_file=arm/thumb.c
3343                 xm_file=arm/xm-thumb.h
3344                 md_file=arm/thumb.md
3345                 tmake_file=arm/t-thumb-linux
3346                 ;;
3347         thumb-*-uclinux*)
3348                 tm_file=arm/uclinux-telf.h
3349                 out_file=arm/thumb.c
3350                 md_file=arm/thumb.md
3351                 tmake_file=arm/t-thumb-linux
3352                 xm_file=arm/xm-thumb.h
3353                 ;;
3354         thumb-wrs-vxworks)
3355                 tm_file=arm/tcoff.h
3356                 out_file=arm/thumb.c
3357                 xm_file=arm/xm-thumb.h
3358                 md_file=arm/thumb.md
3359                 tmake_file=arm/t-thumb
3360                 thread_file='vxworks'
3361                 ;;
3362         thumb-*-pe)
3363                 tm_file=arm/tpe.h
3364                 out_file=arm/thumb.c
3365                 xm_file=arm/xm-thumb.h
3366                 md_file=arm/thumb.md
3367                 tmake_file=arm/t-pe-thumb
3368                 extra_objs=pe.o
3369                 ;;
3370 # This hasn't been upgraded to GCC 2.
3371 #       tron-*-*)
3372 #               cpu_type=gmicro
3373 #               use_collect2=yes
3374 #               ;;
3375         v850-*-*)
3376                 target_cpu_default="TARGET_CPU_generic"
3377                 cpu_type=v850
3378                 tm_file="v850/v850.h"
3379                 xm_file="v850/xm-v850.h"
3380                 tmake_file=v850/t-v850
3381                 if test x$stabs = xyes
3382                 then
3383                         tm_file="${tm_file} dbx.h"
3384                 fi
3385                 use_collect2=no
3386                 ;;
3387         vax-*-bsd*)                     # vaxen running BSD
3388                 use_collect2=yes
3389                 float_format=vax
3390                 ;;
3391         vax-*-sysv*)                    # vaxen running system V
3392                 tm_file="${tm_file} vax/vaxv.h"
3393                 xm_defines=USG
3394                 float_format=vax
3395                 ;;
3396         vax-*-netbsd*)
3397                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3398                 tmake_file=t-netbsd
3399                 float_format=vax
3400        use_collect2=yes
3401                 ;;
3402         vax-*-openbsd*)
3403                 tmake_file="${tmake_file} vax/t-openbsd"
3404                 ;;
3405         vax-*-ultrix*)                  # vaxen running ultrix
3406                 tm_file="${tm_file} vax/ultrix.h"
3407                 use_collect2=yes
3408                 float_format=vax
3409                 ;;
3410         vax-*-vms*)                     # vaxen running VMS
3411                 xm_file=vax/xm-vms.h
3412                 tm_file=vax/vms.h
3413                 float_format=vax
3414                 ;;
3415         vax-*-*)                        # vax default entry
3416                 float_format=vax
3417                 ;;
3418         we32k-att-sysv*)
3419                 xm_file="${xm_file} xm-svr3"
3420                 use_collect2=yes
3421                 ;;
3422         *)
3423                 echo "Configuration $machine not supported" 1>&2
3424                 exit 1
3425                 ;;
3426         esac
3427
3428         case $machine in
3429         *-*-linux-gnu*)
3430                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3431         *-*-gnu*)
3432                 # On the GNU system, the setup is just about the same on
3433                 # each different CPU.  The specific machines that GNU
3434                 # supports are matched above and just set $cpu_type.
3435                 xm_file="xm-gnu.h ${xm_file}"
3436                 tm_file=${cpu_type}/gnu.h
3437                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3438                 # GNU always uses ELF.
3439                 elf=yes
3440                 # GNU tools are the only tools.
3441                 gnu_ld=yes
3442                 gas=yes
3443                 xmake_file=x-linux      # These details are the same as Linux.
3444                 tmake_file=t-gnu        # These are not.
3445                 ;;
3446         *-*-sysv4*)
3447                 xmake_try_sysv=x-sysv
3448                 install_headers_dir=install-headers-cpio
3449                 ;;
3450         *-*-sysv*)
3451                 install_headers_dir=install-headers-cpio
3452                 ;;
3453         esac
3454
3455         # Distinguish i[34567]86
3456         # Also, do not run mips-tfile on MIPS if using gas.
3457         # Process --with-cpu= for PowerPC/rs6000
3458         target_cpu_default2=
3459         case $machine in
3460         i486-*-*)
3461                 target_cpu_default2=1
3462                 ;;
3463         i586-*-*)
3464                 case $target_alias in
3465                         k6-*)
3466                                 target_cpu_default2=4
3467                                 ;;
3468                         *)
3469                                 target_cpu_default2=2
3470                                 ;;
3471                 esac
3472                 ;;
3473         i686-*-* | i786-*-*)
3474                 target_cpu_default2=3
3475                 ;;
3476         alpha*-*-*)
3477                 case $machine in
3478                         alphaev6*)
3479                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3480                                 ;;
3481                         alphapca56*)
3482                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3483                                 ;;
3484                         alphaev56*)
3485                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3486                                 ;;
3487                         alphaev5*)
3488                                 target_cpu_default2="MASK_CPU_EV5"
3489                                 ;;
3490                 esac
3491
3492                 if test x$gas = xyes
3493                 then
3494                         if test "$target_cpu_default2" = ""
3495                         then
3496                                 target_cpu_default2="MASK_GAS"
3497                         else
3498                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3499                         fi
3500                 fi
3501                 ;;
3502         arm*-*-*)
3503                 case "x$with_cpu" in
3504                         x)
3505                                 # The most generic
3506                                 target_cpu_default2="TARGET_CPU_generic"
3507                                 ;;
3508
3509                         # Distinguish cores, and major variants
3510                         # arm7m doesn't exist, but D & I don't affect code
3511                         xarm[23678] | xarm250 | xarm[67][01]0 \
3512                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3513                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3514                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3515                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3516                                 ;;
3517
3518                         xyes | xno)
3519                                 echo "--with-cpu must be passed a value" 1>&2
3520                                 exit 1
3521                                 ;;
3522
3523                         *)
3524                                 if test x$pass2done = xyes
3525                                 then
3526                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3527                                         exit 1
3528                                 fi
3529                                 ;;
3530                 esac
3531                 ;;
3532
3533         mips*-*-ecoff* | mips*-*-elf*)
3534                 if test x$gas = xyes
3535                 then
3536                         if test x$gnu_ld = xyes
3537                         then
3538                                 target_cpu_default2=20
3539                         else
3540                                 target_cpu_default2=16
3541                         fi
3542                 fi
3543                 ;;
3544         mips*-*-*)
3545                 if test x$gas = xyes
3546                 then
3547                         target_cpu_default2=16
3548                 fi
3549                 ;;
3550         powerpc*-*-* | rs6000-*-*)
3551                 case "x$with_cpu" in
3552                         x)
3553                                 ;;
3554
3555                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3556                           | xrios1 | xrios2 | xrsc | xrsc1 \
3557                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3558                           | xec603e | x740 | x750 | x401 \
3559                           | x403 | x505 | x801 | x821 | x823 | x860)
3560                                 target_cpu_default2="\"$with_cpu\""
3561                                 ;;
3562
3563                         xyes | xno)
3564                                 echo "--with-cpu must be passed a value" 1>&2
3565                                 exit 1
3566                                 ;;
3567
3568                         *)
3569                                 if test x$pass2done = xyes
3570                                 then
3571                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3572                                         exit 1
3573                                 fi
3574                                 ;;
3575                 esac
3576                 ;;
3577         sparc*-*-*)
3578                 case ".$with_cpu" in
3579                         .)
3580                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3581                                 ;;
3582                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3583                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3584                                 ;;
3585                         *)
3586                                 if test x$pass2done = xyes
3587                                 then
3588                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3589                                         exit 1
3590                                 fi
3591                                 ;;
3592                 esac
3593                 ;;
3594         esac
3595
3596         if test "$target_cpu_default2" != ""
3597         then
3598                 if test "$target_cpu_default" != ""
3599                 then
3600                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3601                 else
3602                         target_cpu_default=$target_cpu_default2
3603                 fi
3604         fi
3605
3606         # No need for collect2 if we have the GNU linker.
3607         # Actually, there is now; GNU ld doesn't handle the EH info or
3608         # collecting for shared libraries.
3609         #case x$gnu_ld in
3610         #xyes)
3611         #       use_collect2=
3612         #       ;;
3613         #esac
3614
3615 # Save data on machine being used to compile GCC in build_xm_file.
3616 # Save data on host machine in vars host_xm_file and host_xmake_file.
3617         if test x$pass1done = x
3618         then
3619                 if test x"$xm_file" = x
3620                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3621                 else build_xm_file=$xm_file
3622                 fi
3623                 build_xm_defines=$xm_defines
3624                 build_install_headers_dir=$install_headers_dir
3625                 build_exeext=$exeext
3626                 pass1done=yes
3627         else
3628                 if test x$pass2done = x
3629                 then
3630                         if test x"$xm_file" = x
3631                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3632                         else host_xm_file=$xm_file
3633                         fi
3634                         host_xm_defines=$xm_defines
3635                         if test x"$xmake_file" = x
3636                         then xmake_file=$cpu_type/x-$cpu_type
3637                         fi
3638                         host_xmake_file="$xmake_file"
3639                         host_truncate_target=$truncate_target
3640                         host_extra_gcc_objs=$extra_gcc_objs
3641                         host_extra_objs=$extra_host_objs
3642                         host_exeext=$exeext
3643                         pass2done=yes
3644                 fi
3645         fi
3646 done
3647
3648 extra_objs="${host_extra_objs} ${extra_objs}"
3649
3650 # Default the target-machine variables that were not explicitly set.
3651 if test x"$tm_file" = x
3652 then tm_file=$cpu_type/$cpu_type.h; fi
3653
3654 if test x$extra_headers = x
3655 then extra_headers=; fi
3656
3657 if test x"$xm_file" = x
3658 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3659
3660 if test x$md_file = x
3661 then md_file=$cpu_type/$cpu_type.md; fi
3662
3663 if test x$out_file = x
3664 then out_file=$cpu_type/$cpu_type.c; fi
3665
3666 if test x"$tmake_file" = x
3667 then tmake_file=$cpu_type/t-$cpu_type
3668 fi
3669
3670 if test x"$dwarf2" = xyes
3671 then tm_file="tm-dwarf2.h $tm_file"
3672 fi
3673
3674 if test x$float_format = x
3675 then float_format=i64
3676 fi
3677
3678 if test $float_format = none
3679 then float_h_file=Makefile.in
3680 else float_h_file=float-$float_format.h
3681 fi
3682
3683 # Handle cpp installation.
3684 if test x$enable_cpp != xno
3685 then
3686   tmake_file="$tmake_file t-install-cpp"
3687 fi
3688
3689 # Say what files are being used for the output code and MD file.
3690 echo "Using \`$srcdir/config/$out_file' to output insns."
3691 echo "Using \`$srcdir/config/$md_file' as machine description file."
3692
3693 count=a
3694 for f in $tm_file; do
3695         count=${count}x
3696 done
3697 if test $count = ax; then
3698         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3699 else
3700         echo "Using the following target machine macro files:"
3701         for f in $tm_file; do
3702                 echo "  $srcdir/config/$f"
3703         done
3704 fi
3705
3706 count=a
3707 for f in $host_xm_file; do
3708         count=${count}x
3709 done
3710 if test $count = ax; then
3711         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3712 else
3713         echo "Using the following host machine macro files:"
3714         for f in $host_xm_file; do
3715                 echo "  $srcdir/config/$f"
3716         done
3717 fi
3718
3719 if test "$host_xm_file" != "$build_xm_file"; then
3720         count=a
3721         for f in $build_xm_file; do
3722                 count=${count}x
3723         done
3724         if test $count = ax; then
3725                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3726         else
3727                 echo "Using the following build machine macro files:"
3728                 for f in $build_xm_file; do
3729                         echo "  $srcdir/config/$f"
3730                 done
3731         fi
3732 fi
3733
3734 if test x$thread_file = x; then
3735         if test x$target_thread_file != x; then
3736                 thread_file=$target_thread_file
3737         else
3738                 thread_file='single'
3739         fi
3740 fi
3741
3742 # Set up the header files.
3743 # $links is the list of header files to create.
3744 # $vars is the list of shell variables with file names to include.
3745 # auto-host.h is the file containing items generated by autoconf and is
3746 # the first file included by config.h.
3747 null_defines=
3748 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3749
3750 # If host=build, it is correct to have hconfig include auto-host.h
3751 # as well.  If host!=build, we are in error and need to do more
3752 # work to find out the build config parameters.
3753 if test x$host = x$build
3754 then
3755         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3756 else
3757         # We create a subdir, then run autoconf in the subdir.
3758         # To prevent recursion we set host and build for the new
3759         # invocation of configure to the build for this invocation
3760         # of configure.
3761         tempdir=build.$$
3762         rm -rf $tempdir
3763         mkdir $tempdir
3764         cd $tempdir
3765         case ${srcdir} in
3766         /*) realsrcdir=${srcdir};;
3767         *) realsrcdir=../${srcdir};;
3768         esac
3769         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3770                 --target=$target --host=$build --build=$build
3771
3772         # We just finished tests for the build machine, so rename
3773         # the file auto-build.h in the gcc directory.
3774         mv auto-host.h ../auto-build.h
3775         cd ..
3776         rm -rf $tempdir
3777         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3778 fi
3779
3780 xm_file="gansidecl.h ${xm_file}"
3781 tm_file="gansidecl.h ${tm_file}"
3782
3783 vars="host_xm_file tm_file xm_file build_xm_file"
3784 links="config.h tm.h tconfig.h hconfig.h"
3785 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3786
3787 rm -f config.bak
3788 if test -f config.status; then mv -f config.status config.bak; fi
3789
3790 # Make the links.
3791 while test -n "$vars"
3792 do
3793         set $vars; var=$1; shift; vars=$*
3794         set $links; link=$1; shift; links=$*
3795         set $defines; define=$1; shift; defines=$*
3796
3797         rm -f $link
3798
3799         # Define TARGET_CPU_DEFAULT if the system wants one.
3800         # This substitutes for lots of *.h files.
3801         if test "$target_cpu_default" != "" -a $link = tm.h
3802         then
3803                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3804         fi
3805
3806         for file in `eval echo '$'$var`; do
3807                 case $file in
3808                 auto-config.h)
3809                         ;;
3810                 *)
3811                         echo '#ifdef IN_GCC' >>$link
3812                         ;;
3813                 esac
3814                 echo "#include \"$file\"" >>$link
3815                 case $file in
3816                 auto-config.h)
3817                         ;;
3818                 *)
3819                         echo '#endif' >>$link
3820                         ;;
3821                 esac
3822         done
3823
3824         for def in `eval echo '$'$define`; do
3825                 echo "#ifndef $def" >>$link
3826                 echo "#define $def" >>$link
3827                 echo "#endif" >>$link
3828         done
3829 done
3830
3831 # Truncate the target if necessary
3832 if test x$host_truncate_target != x; then
3833         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3834 fi
3835
3836 # Get the version trigger filename from the toplevel
3837 if test "${with_gcc_version_trigger+set}" = set; then
3838         gcc_version_trigger=$with_gcc_version_trigger
3839 else
3840         gcc_version_trigger=${srcdir}/version.c
3841 fi
3842 changequote(,)dnl
3843 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3844 changequote([,])dnl
3845
3846 # Internationalization
3847 PACKAGE=gcc
3848 VERSION="$gcc_version"
3849 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3850 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3851 AC_SUBST(PACKAGE)
3852 AC_SUBST(VERSION)
3853
3854 ALL_LINGUAS="en_UK"
3855
3856 # NLS support is still experimental, so disable it by default for now.
3857 AC_ARG_ENABLE(nls,
3858   [  --enable-nls            use Native Language Support (disabled by default)],
3859   , enable_nls=no)
3860
3861 AM_GNU_GETTEXT
3862 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3863
3864 # Windows32 Registry support for specifying GCC installation paths.
3865 AC_ARG_ENABLE(win32-registry,
3866 [  --disable-win32-registry
3867                           Disable lookup of installation paths in the
3868                          Registry on Windows hosts.
3869   --enable-win32-registry Enable registry lookup (default).
3870   --enable-win32-registry=KEY
3871                           Use KEY instead of GCC version as the last portion
3872                          of the registry key.],,)
3873
3874 AC_MSG_CHECKING(whether windows registry support is requested)
3875 if test x$enable_win32_registry != xno; then
3876   AC_DEFINE(ENABLE_WIN32_REGISTRY)
3877   AC_MSG_RESULT(yes)
3878 else
3879   AC_MSG_RESULT(no)
3880 fi
3881
3882 # Check if user specified a different registry key.
3883 case x${enable_win32_registry} in
3884 x | xyes)
3885   # default.
3886   gcc_cv_win32_registry_key="$VERSION"
3887   ;;
3888 xno)
3889   # no registry lookup.
3890   gcc_cv_win32_registry_key=''
3891   ;;
3892 *)
3893   # user-specified key.
3894   gcc_cv_win32_registry_key="$enable_win32_registry"
3895   ;;
3896 esac
3897
3898 if test x$enable_win32_registry != xno; then
3899   AC_MSG_CHECKING(registry key on windows hosts)
3900   AC_DEFINE_UNQUOTED(WIN32_REGISTRY_KEY, "$gcc_cv_win32_registry_key")
3901   AC_MSG_RESULT($gcc_cv_win32_registry_key)
3902 fi
3903
3904 # Get an absolute path to the GCC top-level source directory
3905 holddir=`pwd`
3906 cd $srcdir
3907 topdir=`pwd`
3908 cd $holddir
3909
3910 # Conditionalize the makefile for this host machine.
3911 # Make-host contains the concatenation of all host makefile fragments
3912 # [there can be more than one].  This file is built by configure.frag.
3913 host_overrides=Make-host
3914 dep_host_xmake_file=
3915 for f in .. ${host_xmake_file}
3916 do
3917         if test -f ${srcdir}/config/$f
3918         then
3919                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
3920         fi
3921 done
3922
3923 # Conditionalize the makefile for this target machine.
3924 # Make-target contains the concatenation of all host makefile fragments
3925 # [there can be more than one].  This file is built by configure.frag.
3926 target_overrides=Make-target
3927 dep_tmake_file=
3928 for f in .. ${tmake_file}
3929 do
3930         if test -f ${srcdir}/config/$f
3931         then
3932                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
3933         fi
3934 done
3935
3936 # If the host doesn't support symlinks, modify CC in
3937 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
3938 # Otherwise, we can use "CC=$(CC)".
3939 rm -f symtest.tem
3940 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
3941 then
3942         cc_set_by_configure="\$(CC)"
3943         quoted_cc_set_by_configure="\$(CC)"
3944         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
3945 else
3946         rm -f symtest.tem
3947         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
3948         then
3949                 symbolic_link="cp -p"
3950         else
3951                 symbolic_link="cp"
3952         fi
3953         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
3954         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
3955         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
3956 fi
3957 rm -f symtest.tem
3958
3959 out_object_file=`basename $out_file .c`.o
3960
3961 tm_file_list=
3962 for f in $tm_file; do
3963   case $f in
3964     gansidecl.h )
3965        tm_file_list="${tm_file_list} $f" ;;
3966     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
3967   esac
3968 done
3969
3970 host_xm_file_list=
3971 for f in $host_xm_file; do
3972   case $f in
3973     auto-host.h | gansidecl.h | hwint.h )
3974        host_xm_file_list="${host_xm_file_list} $f" ;;
3975     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
3976   esac
3977 done
3978
3979 build_xm_file_list=
3980 for f in $build_xm_file; do
3981   case $f in
3982     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
3983        build_xm_file_list="${build_xm_file_list} $f" ;;
3984     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
3985   esac
3986 done
3987
3988 # Define macro CROSS_COMPILE in compilation
3989 # if this is a cross-compiler.
3990 # Also use all.cross instead of all.internal
3991 # and add cross-make to Makefile.
3992 cross_overrides="/dev/null"
3993 if test x$host != x$target
3994 then
3995         cross_defines="CROSS=-DCROSS_COMPILE"
3996         cross_overrides="${topdir}/cross-make"
3997 fi
3998
3999 # When building gcc with a cross-compiler, we need to fix a few things.
4000 # This must come after cross-make as we want all.build to override
4001 # all.cross.
4002 build_overrides="/dev/null"
4003 if test x$build != x$host
4004 then
4005         build_overrides="${topdir}/build-make"
4006 fi
4007
4008 # Expand extra_headers to include complete path.
4009 # This substitutes for lots of t-* files.
4010 extra_headers_list=
4011 if test "x$extra_headers" = x
4012 then true
4013 else
4014         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
4015         for file in $extra_headers;
4016         do
4017                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
4018         done
4019 fi
4020
4021 if test x$use_collect2 = xno; then
4022         use_collect2=
4023 fi
4024
4025 # Add a definition of USE_COLLECT2 if system wants one.
4026 # Also tell toplev.c what to do.
4027 # This substitutes for lots of t-* files.
4028 if test x$use_collect2 = x
4029 then
4030         will_use_collect2=
4031         maybe_use_collect2=
4032 else
4033         will_use_collect2="collect2"
4034         maybe_use_collect2="-DUSE_COLLECT2"
4035 fi
4036
4037 # NEED TO CONVERT
4038 # Set MD_DEPS if the real md file is in md.pre-cpp.
4039 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4040 # for line oriented comments, so we must always use a GNU cpp.  If
4041 # building gcc with a cross compiler, use the cross compiler just
4042 # built.  Otherwise, we can use the cpp just built.
4043 md_file_sub=
4044 if test "x$md_cppflags" = x
4045 then
4046         md_file_sub=$srcdir/config/$md_file
4047 else
4048         md_file=md
4049 fi
4050
4051 # If we have gas in the build tree, make a link to it.
4052 if test -f ../gas/Makefile; then
4053         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4054 fi
4055
4056 # If we have nm in the build tree, make a link to it.
4057 if test -f ../binutils/Makefile; then
4058         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4059 fi
4060
4061 # If we have ld in the build tree, make a link to it.
4062 if test -f ../ld/Makefile; then
4063 #       if test x$use_collect2 = x; then
4064 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4065 #       else
4066                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4067 #       fi
4068 fi
4069
4070 # Figure out what assembler alignment features are present.
4071 AC_MSG_CHECKING(assembler alignment features)
4072 gcc_cv_as=
4073 gcc_cv_as_alignment_features=
4074 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4075 if test -x "$DEFAULT_ASSEMBLER"; then
4076         gcc_cv_as="$DEFAULT_ASSEMBLER"
4077 elif test -x "$AS"; then
4078         gcc_cv_as="$AS"
4079 elif test -x as$host_exeext; then
4080         # Build using assembler in the current directory.
4081         gcc_cv_as=./as$host_exeext
4082 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4083         # Single tree build which includes gas.
4084         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4085         do
4086 changequote(,)dnl
4087                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4088 changequote([,])dnl
4089                 if test x$gcc_cv_gas_version != x; then
4090                         break
4091                 fi
4092         done
4093 changequote(,)dnl
4094         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4095         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4096 changequote([,])dnl
4097         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4098                 # Gas version 2.6 and later support for .balign and .p2align.
4099                 # bytes to skip when using .p2align.
4100                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4101                         gcc_cv_as_alignment_features=".balign and .p2align"
4102                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4103                 fi
4104                 # Gas version 2.8 and later support specifying the maximum
4105                 # bytes to skip when using .p2align.
4106                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4107                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4108                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4109                 fi
4110         fi
4111 elif test x$host = x$target; then
4112         # Native build.
4113         # Search the same directories that the installed compiler will
4114         # search.  Else we may find the wrong assembler and lose.  If we
4115         # do not find a suitable assembler binary, then try the user's
4116         # path.
4117         #
4118         # Also note we have to check MD_EXEC_PREFIX before checking the
4119         # user's path.  Unfortunately, there is no good way to get at the
4120         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4121         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4122         # to be fixed as part of the make/configure rewrite too.
4123
4124         if test "x$exec_prefix" = xNONE; then
4125                 if test "x$prefix" = xNONE; then
4126                         test_prefix=/usr/local
4127                 else
4128                         test_prefix=$prefix
4129                 fi
4130         else
4131                 test_prefix=$exec_prefix
4132         fi
4133
4134         # If the loop below does not find an assembler, then use whatever
4135         # one we can find in the users's path.
4136         # user's path.
4137         as=as$host_exeext
4138
4139         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4140                    $test_prefix/lib/gcc-lib/$target \
4141                    /usr/lib/gcc/$target/$gcc_version \
4142                    /usr/lib/gcc/$target \
4143                    $test_prefix/$target/bin/$target/$gcc_version \
4144                    $test_prefix/$target/bin \
4145                    /usr/libexec \
4146                    /usr/ccs/gcc \
4147                    /usr/ccs/bin \
4148                    /udk/usr/ccs/bin \
4149                    /bsd43/usr/lib/cmplrs/cc \
4150                    /usr/cross64/usr/bin \
4151                    /usr/lib/cmplrs/cc \
4152                    /sysv/usr/lib/cmplrs/cc \
4153                    /svr4/usr/lib/cmplrs/cc \
4154                    /usr/bin"
4155
4156         for dir in $test_dirs; do
4157                 if test -f $dir/as$host_exeext; then
4158                         gcc_cv_as=$dir/as$host_exeext
4159                         break;
4160                 fi
4161         done
4162 fi
4163 if test x$gcc_cv_as != x; then
4164         # Check if we have .balign and .p2align
4165         echo ".balign  4" > conftest.s
4166         echo ".p2align  2" >> conftest.s
4167         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4168                 gcc_cv_as_alignment_features=".balign and .p2align"
4169                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4170         fi
4171         rm -f conftest.s conftest.o
4172         # Check if specifying the maximum bytes to skip when
4173         # using .p2align is supported.
4174         echo ".p2align 4,,7" > conftest.s
4175         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4176                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4177                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4178         fi
4179         rm -f conftest.s conftest.o
4180 fi
4181 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4182
4183 AC_MSG_CHECKING(assembler subsection support)
4184 gcc_cv_as_subsections=
4185 if test x$gcc_cv_as != x; then
4186         # Check if we have .subsection
4187         echo ".subsection 1" > conftest.s
4188         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4189                 gcc_cv_as_subsections=".subsection"
4190                 if test -x nm$host_exeext; then
4191                         gcc_cv_nm=./nm$host_exeext
4192                 elif test x$host = x$target; then
4193                         # Native build.
4194                         gcc_cv_nm=nm$host_exeext
4195                 fi
4196                 if test x$gcc_cv_nm != x; then
4197                         cat > conftest.s <<EOF
4198 conftest_label1: .word 0
4199 .subsection -1
4200 conftest_label2: .word 0
4201 .previous
4202 EOF
4203                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4204                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4205                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4206                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4207                                         :
4208                                 else
4209                                         gcc_cv_as_subsections="working .subsection -1"
4210                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4211                                 fi
4212                         fi
4213                 fi
4214         fi
4215         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4216 fi
4217 AC_MSG_RESULT($gcc_cv_as_subsections)
4218
4219 case "$target" in
4220   sparc*-*-*)
4221     AC_MSG_CHECKING(assembler .register pseudo-op support)
4222     gcc_cv_as_register_pseudo_op=
4223     if test x$gcc_cv_as != x; then
4224         # Check if we have .register
4225         echo ".register %g2, #scratch" > conftest.s
4226         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4227                 gcc_cv_as_register_pseudo_op=yes
4228                 AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4229         fi
4230         rm -f conftest.s conftest.o
4231     fi
4232     AC_MSG_RESULT($gcc_cv_as_register_pseudo_op)
4233
4234     AC_MSG_CHECKING([assembler offsetable %lo() support])
4235     gcc_cv_as_offsetable_lo10=
4236     if test x$gcc_cv_as != x; then
4237         # Check if assembler has offsetable %lo()
4238         echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4239         echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4240         gcc_cv_as_flags64="-xarch=v9"
4241         if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4242                 :
4243         else
4244                 gcc_cv_as_flags64="-64"
4245                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4246                         :
4247                 else
4248                         gcc_cv_as_flags64=""
4249                 fi
4250         fi
4251         if test -n "$gcc_cv_as_flags64" ; then
4252                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s > /dev/null 2>&1; then
4253                         if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4254                                 :
4255                         else
4256                                 gcc_cv_as_offsetable_lo10=yes
4257                                 AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4258                         fi
4259                 fi
4260         fi
4261         rm -f conftest.s conftest.o conftest1.s conftest1.o
4262     fi
4263     AC_MSG_RESULT($gcc_cv_as_offsetable_lo10)
4264     ;;
4265
4266 changequote(,)dnl
4267   i[34567]86-*-*)
4268 changequote([,])dnl
4269     AC_MSG_CHECKING(assembler instructions)
4270     gcc_cv_as_instructions=
4271     if test x$gcc_cv_as != x; then
4272         set "filds fists" "filds mem; fists mem"
4273         while test $# -gt 0
4274         do
4275                 echo "$2" > conftest.s
4276                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4277                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4278                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4279                 fi
4280                 shift 2
4281         done
4282         rm -f conftest.s conftest.o
4283     fi
4284     AC_MSG_RESULT($gcc_cv_as_instructions)
4285     ;;
4286 esac
4287
4288 # Figure out what language subdirectories are present.
4289 # Look if the user specified --enable-languages="..."; if not, use
4290 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4291 # go away some day.
4292 if test x"${enable_languages+set}" != xset; then
4293         if test x"${LANGUAGES+set}" = xset; then
4294                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4295         else
4296                 enable_languages=all
4297         fi
4298 fi
4299 subdirs=
4300 for lang in ${srcdir}/*/config-lang.in ..
4301 do
4302         case $lang in
4303         ..) ;;
4304         # The odd quoting in the next line works around
4305         # an apparent bug in bash 1.12 on linux.
4306 changequote(,)dnl
4307         ${srcdir}/[*]/config-lang.in) ;;
4308         *)
4309           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4310           if test "x$lang_alias" = x
4311           then
4312                 echo "$lang doesn't set \$language." 1>&2
4313                 exit 1
4314           fi
4315           if test x"${enable_languages}" = xall; then
4316                 add_this_lang=yes
4317           else
4318                 case "${enable_languages}" in
4319                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4320                         add_this_lang=yes
4321                         ;;
4322                     * )
4323                         add_this_lang=no
4324                         ;;
4325                 esac
4326           fi
4327           if test x"${add_this_lang}" = xyes; then
4328                 case $lang in
4329                     ${srcdir}/ada/config-lang.in)
4330                         if test x$gnat = xyes ; then
4331                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4332                         fi
4333                         ;;
4334                     *)
4335                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4336                         ;;
4337                 esac
4338           fi
4339           ;;
4340 changequote([,])dnl
4341         esac
4342 done
4343
4344 # Make gthr-default.h if we have a thread file.
4345 gthread_flags=
4346 if test $thread_file != single; then
4347     rm -f gthr-default.h
4348     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4349     gthread_flags=-DHAVE_GTHR_DEFAULT
4350 fi
4351 AC_SUBST(gthread_flags)
4352
4353 # Make empty files to contain the specs and options for each language.
4354 # Then add #include lines to for a compiler that has specs and/or options.
4355
4356 lang_specs_files=
4357 lang_options_files=
4358 lang_tree_files=
4359 rm -f specs.h options.h gencheck.h
4360 touch specs.h options.h gencheck.h
4361 for subdir in . $subdirs
4362 do
4363         if test -f $srcdir/$subdir/lang-specs.h; then
4364                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4365                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4366         fi
4367         if test -f $srcdir/$subdir/lang-options.h; then
4368                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4369                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4370         fi
4371         if test -f $srcdir/$subdir/$subdir-tree.def; then
4372                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4373                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4374         fi
4375 done
4376
4377 # These (without "all_") are set in each config-lang.in.
4378 # `language' must be a single word so is spelled singularly.
4379 all_languages=
4380 all_boot_languages=
4381 all_compilers=
4382 all_stagestuff=
4383 all_diff_excludes=
4384 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4385 # List of language makefile fragments.
4386 all_lang_makefiles=
4387 all_headers=
4388 all_lib2funcs=
4389
4390 # Add the language fragments.
4391 # Languages are added via two mechanisms.  Some information must be
4392 # recorded in makefile variables, these are defined in config-lang.in.
4393 # We accumulate them and plug them into the main Makefile.
4394 # The other mechanism is a set of hooks for each of the main targets
4395 # like `clean', `install', etc.
4396
4397 language_fragments="Make-lang"
4398 language_hooks="Make-hooks"
4399 oldstyle_subdirs=
4400
4401 for s in .. $subdirs
4402 do
4403         if test $s != ".."
4404         then
4405                 language=
4406                 boot_language=
4407                 compilers=
4408                 stagestuff=
4409                 diff_excludes=
4410                 headers=
4411                 outputs=
4412                 lib2funcs=
4413                 . ${srcdir}/$s/config-lang.in
4414                 if test "x$language" = x
4415                 then
4416                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4417                         exit 1
4418                 fi
4419                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4420                 all_languages="$all_languages $language"
4421                 if test "x$boot_language" = xyes
4422                 then
4423                         all_boot_languages="$all_boot_languages $language"
4424                 fi
4425                 all_compilers="$all_compilers $compilers"
4426                 all_stagestuff="$all_stagestuff $stagestuff"
4427                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4428                 all_headers="$all_headers $headers"
4429                 all_outputs="$all_outputs $outputs"
4430                 if test x$outputs = x
4431                 then
4432                         oldstyle_subdirs="$oldstyle_subdirs $s"
4433                 fi
4434                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4435         fi
4436 done
4437
4438 # Since we can't use `::' targets, we link each language in
4439 # with a set of hooks, reached indirectly via lang.${target}.
4440
4441 rm -f Make-hooks
4442 touch Make-hooks
4443 target_list="all.build all.cross start.encap rest.encap \
4444         info dvi \
4445         install-normal install-common install-info install-man \
4446         uninstall distdir \
4447         mostlyclean clean distclean extraclean maintainer-clean \
4448         stage1 stage2 stage3 stage4"
4449 for t in $target_list
4450 do
4451         x=
4452         for lang in .. $all_languages
4453         do
4454                 if test $lang != ".."; then
4455                         x="$x $lang.$t"
4456                 fi
4457         done
4458         echo "lang.$t: $x" >> Make-hooks
4459 done
4460
4461 # If we're not building in srcdir, create .gdbinit.
4462
4463 if test ! -f Makefile.in; then
4464         echo "dir ." > .gdbinit
4465         echo "dir ${srcdir}" >> .gdbinit
4466         if test x$gdb_needs_out_file_path = xyes
4467         then
4468                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4469         fi
4470         if test "x$subdirs" != x; then
4471                 for s in $subdirs
4472                 do
4473                         echo "dir ${srcdir}/$s" >> .gdbinit
4474                 done
4475         fi
4476         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4477 fi
4478
4479 # Define variables host_canonical and build_canonical
4480 # because some Cygnus local changes in the Makefile depend on them.
4481 build_canonical=${build}
4482 host_canonical=${host}
4483 target_subdir=
4484 if test "${host}" != "${target}" ; then
4485     target_subdir=${target}/
4486 fi
4487 AC_SUBST(build_canonical)
4488 AC_SUBST(host_canonical)
4489 AC_SUBST(target_subdir)
4490
4491 # If this is using newlib, then define inhibit_libc in
4492 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4493 # libgcc.a, but that's OK because newib should have its own version of
4494 # assert.h.
4495 inhibit_libc=
4496 if test x$with_newlib = xyes; then
4497         inhibit_libc=-Dinhibit_libc
4498 fi
4499 AC_SUBST(inhibit_libc)
4500
4501 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4502 # absolute path for gcc_tooldir based on inserting the number of up-directory
4503 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4504 # $(libsubdir)/@(unlibsubdir) based path.
4505 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4506 # make and thus we'd get different behavior depending on where we built the
4507 # sources.
4508 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4509     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4510 else
4511 changequote(<<, >>)dnl
4512 # An explanation of the sed strings:
4513 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4514 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4515 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4516 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4517 #
4518 # (*) Note this pattern overwrites the first character of the string
4519 # with a forward slash if one is not already present.  This is not a
4520 # problem because the exact names of the sub-directories concerned is
4521 # unimportant, just the number of them matters.
4522 #
4523 # The practical upshot of these patterns is like this:
4524 #
4525 #  prefix     exec_prefix        result
4526 #  ------     -----------        ------
4527 #   /foo        /foo/bar          ../
4528 #   /foo/       /foo/bar          ../
4529 #   /foo        /foo/bar/         ../
4530 #   /foo/       /foo/bar/         ../
4531 #   /foo        /foo/bar/ugg      ../../
4532 #
4533     dollar='$$'
4534     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4535 changequote([, ])dnl
4536 fi
4537 AC_SUBST(gcc_tooldir)
4538 AC_SUBST(dollar)
4539
4540 # Nothing to do for FLOAT_H, float_format already handled.
4541 objdir=`pwd`
4542 AC_SUBST(objdir)
4543
4544 # Process the language and host/target makefile fragments.
4545 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4546
4547 # Substitute configuration variables
4548 AC_SUBST(subdirs)
4549 AC_SUBST(all_boot_languages)
4550 AC_SUBST(all_compilers)
4551 AC_SUBST(all_diff_excludes)
4552 AC_SUBST(all_headers)
4553 AC_SUBST(all_lang_makefiles)
4554 AC_SUBST(all_languages)
4555 AC_SUBST(all_lib2funcs)
4556 AC_SUBST(all_stagestuff)
4557 AC_SUBST(build_exeext)
4558 AC_SUBST(build_install_headers_dir)
4559 AC_SUBST(build_xm_file_list)
4560 AC_SUBST(cc_set_by_configure)
4561 AC_SUBST(quoted_cc_set_by_configure)
4562 AC_SUBST(cpp_install_dir)
4563 AC_SUBST(cpp_main)
4564 AC_SUBST(dep_host_xmake_file)
4565 AC_SUBST(dep_tmake_file)
4566 AC_SUBST(extra_c_flags)
4567 AC_SUBST(extra_c_objs)
4568 AC_SUBST(extra_cpp_objs)
4569 AC_SUBST(extra_cxx_objs)
4570 AC_SUBST(extra_headers_list)
4571 AC_SUBST(extra_objs)
4572 AC_SUBST(extra_parts)
4573 AC_SUBST(extra_passes)
4574 AC_SUBST(extra_programs)
4575 AC_SUBST(fixinc_defs)
4576 AC_SUBST(float_h_file)
4577 AC_SUBST(gcc_gxx_include_dir)
4578 AC_SUBST(gcc_version)
4579 AC_SUBST(gcc_version_trigger)
4580 AC_SUBST(host_exeext)
4581 AC_SUBST(host_extra_gcc_objs)
4582 AC_SUBST(host_xm_file_list)
4583 AC_SUBST(install)
4584 AC_SUBST(lang_options_files)
4585 AC_SUBST(lang_specs_files)
4586 AC_SUBST(lang_tree_files)
4587 AC_SUBST(local_prefix)
4588 AC_SUBST(maybe_use_collect2)
4589 AC_SUBST(md_file)
4590 AC_SUBST(objc_boehm_gc)
4591 AC_SUBST(out_file)
4592 AC_SUBST(out_object_file)
4593 AC_SUBST(stage_prefix_set_by_configure)
4594 AC_SUBST(symbolic_link)
4595 AC_SUBST(thread_file)
4596 AC_SUBST(tm_file_list)
4597 AC_SUBST(will_use_collect2)
4598
4599
4600 AC_SUBST_FILE(target_overrides)
4601 AC_SUBST_FILE(host_overrides)
4602 AC_SUBST(cross_defines)
4603 AC_SUBST_FILE(cross_overrides)
4604 AC_SUBST_FILE(build_overrides)
4605 AC_SUBST_FILE(language_fragments)
4606 AC_SUBST_FILE(language_hooks)
4607
4608 # Echo that links are built
4609 if test x$host = x$target
4610 then
4611         str1="native "
4612 else
4613         str1="cross-"
4614         str2=" from $host"
4615 fi
4616
4617 if test x$host != x$build
4618 then
4619         str3=" on a $build system"
4620 fi
4621
4622 if test "x$str2" != x || test "x$str3" != x
4623 then
4624         str4=
4625 fi
4626
4627 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4628
4629 if test "x$str2" != x || test "x$str3" != x
4630 then
4631         echo " ${str2}${str3}." 1>&2
4632 fi
4633
4634 # Truncate the target if necessary
4635 if test x$host_truncate_target != x; then
4636         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4637 fi
4638
4639 # Configure the subdirectories
4640 # AC_CONFIG_SUBDIRS($subdirs)
4641
4642 # Create the Makefile
4643 # and configure language subdirectories
4644 AC_OUTPUT($all_outputs,
4645 [
4646 . $srcdir/configure.lang
4647 case x$CONFIG_HEADERS in
4648 xauto-host.h:config.in)
4649 echo > cstamp-h ;;
4650 esac
4651 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4652 # bootstrapping and the installation procedure can still use
4653 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4654 # FLAGS_TO_PASS has been modified to solve the problem there.
4655 # This is virtually a duplicate of what happens in configure.lang; we do
4656 # an extra check to make sure this only happens if ln -s can be used.
4657 if test "$symbolic_link" = "ln -s"; then
4658  for d in .. ${subdirs} ; do
4659    if test $d != ..; then
4660         STARTDIR=`pwd`
4661         cd $d
4662         for t in stage1 stage2 stage3 stage4 include
4663         do
4664                 rm -f $t
4665                 $symbolic_link ../$t $t 2>/dev/null
4666         done
4667         cd $STARTDIR
4668    fi
4669  done
4670 else true ; fi
4671 # Avoid having to add intl to our include paths.
4672 if test -f intl/libintl.h; then
4673   echo creating libintl.h
4674   echo '#include "intl/libintl.h"' >libintl.h
4675 fi
4676 ],
4677 [
4678 host='${host}'
4679 build='${build}'
4680 target='${target}'
4681 target_alias='${target_alias}'
4682 srcdir='${srcdir}'
4683 subdirs='${subdirs}'
4684 oldstyle_subdirs='${oldstyle_subdirs}'
4685 symbolic_link='${symbolic_link}'
4686 program_transform_set='${program_transform_set}'
4687 program_transform_name='${program_transform_name}'
4688 dep_host_xmake_file='${dep_host_xmake_file}'
4689 host_xmake_file='${host_xmake_file}'
4690 dep_tmake_file='${dep_tmake_file}'
4691 tmake_file='${tmake_file}'
4692 thread_file='${thread_file}'
4693 gcc_version='${gcc_version}'
4694 gcc_version_trigger='${gcc_version_trigger}'
4695 local_prefix='${local_prefix}'
4696 build_install_headers_dir='${build_install_headers_dir}'
4697 build_exeext='${build_exeext}'
4698 host_exeext='${host_exeext}'
4699 out_file='${out_file}'
4700 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4701 SET_MAKE='${SET_MAKE}'
4702 target_list='${target_list}'
4703 target_overrides='${target_overrides}'
4704 host_overrides='${host_overrides}'
4705 cross_defines='${cross_defines}'
4706 cross_overrides='${cross_overrides}'
4707 build_overrides='${build_overrides}'
4708 cpp_install_dir='${cpp_install_dir}'
4709 ])