gcc/configure.in

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