gcc/configure.in

   1 # configure.in for GNU CC
   2 # Process this file with autoconf to generate a configuration script.
   3
   4 # Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
   5
   6 #This file is part of GNU CC.
   7
   8 #GNU CC is free software; you can redistribute it and/or modify
   9 #it under the terms of the GNU General Public License as published by
  10 #the Free Software Foundation; either version 2, or (at your option)
  11 #any later version.
  12
  13 #GNU CC is distributed in the hope that it will be useful,
  14 #but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #GNU General Public License for more details.
  17
  18 #You should have received a copy of the GNU General Public License
  19 #along with GNU CC; see the file COPYING.  If not, write to
  20 #the Free Software Foundation, 59 Temple Place - Suite 330,
  21 #Boston, MA 02111-1307, USA.
  22
  23 # Initialization and defaults
  24 AC_PREREQ(2.12.1)
  25 AC_INIT(tree.c)
  26 AC_CONFIG_HEADER(auto-host.h:config.in)
  27
  28 remove=rm
  29 hard_link=ln
  30 symbolic_link='ln -s'
  31 copy=cp
  32
  33 # Check for bogus environment variables.
  34 # Test if LIBRARY_PATH contains the notation for the current directory
  35 # since this would lead to problems installing/building glibc.
  36 # LIBRARY_PATH contains the current directory if one of the following
  37 # is true:
  38 # - one of the terminals (":" and ";") is the first or last sign
  39 # - two terminals occur directly after each other
  40 # - the path contains an element with a dot in it
  41 AC_MSG_CHECKING(LIBRARY_PATH variable)
  42 changequote(,)dnl
  43 case ${LIBRARY_PATH} in
  44   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  45     library_path_setting="contains current directory"
  46     ;;
  47   *)
  48     library_path_setting="ok"
  49     ;;
  50 esac
  51 changequote([,])dnl
  52 AC_MSG_RESULT($library_path_setting)
  53 if test "$library_path_setting" != "ok"; then
  54 AC_MSG_ERROR([
  55 *** LIBRARY_PATH shouldn't contain the current directory when
  56 *** building gcc. Please change the environment variable
  57 *** and run configure again.])
  58 fi
  59
  60 # Test if GCC_EXEC_PREFIX contains the notation for the current directory
  61 # since this would lead to problems installing/building glibc.
  62 # GCC_EXEC_PREFIX contains the current directory if one of the following
  63 # is true:
  64 # - one of the terminals (":" and ";") is the first or last sign
  65 # - two terminals occur directly after each other
  66 # - the path contains an element with a dot in it
  67 AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
  68 changequote(,)dnl
  69 case ${GCC_EXEC_PREFIX} in
  70   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
  71     gcc_exec_prefix_setting="contains current directory"
  72     ;;
  73   *)
  74     gcc_exec_prefix_setting="ok"
  75     ;;
  76 esac
  77 changequote([,])dnl
  78 AC_MSG_RESULT($gcc_exec_prefix_setting)
  79 if test "$gcc_exec_prefix_setting" != "ok"; then
  80 AC_MSG_ERROR([
  81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
  82 *** building gcc. Please change the environment variable
  83 *** and run configure again.])
  84 fi
  85
  86 # Check for additional parameters
  87
  88 # With GNU ld
  89 AC_ARG_WITH(gnu-ld,
  90 [  --with-gnu-ld           arrange to work with GNU ld.],
  91 gnu_ld_flag="$with_gnu_ld",
  92 gnu_ld_flag=no)
  93
  94 # With pre-defined ld
  95 AC_ARG_WITH(ld,
  96 [  --with-ld               arrange to use the specified ld (full pathname).],
  97 DEFAULT_LINKER="$with_ld")
  98 if test x"${DEFAULT_LINKER+set}" = x"set"; then
  99   if test ! -x "$DEFAULT_LINKER"; then
 100     AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
 101   elif $DEFAULT_LINKER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 102     gnu_ld_flag=yes
 103   fi
 104   AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER")
 105 fi
 106
 107 # With GNU as
 108 AC_ARG_WITH(gnu-as,
 109 [  --with-gnu-as           arrange to work with GNU as.],
 110 gas_flag="$with_gnu_as",
 111 gas_flag=no)
 112
 113 AC_ARG_WITH(as,
 114 [  --with-as               arrange to use the specified as (full pathname).],
 115 DEFAULT_ASSEMBLER="$with_as")
 116 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 117   if test ! -x "$DEFAULT_ASSEMBLER"; then
 118     AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
 119   elif $DEFAULT_ASSEMBLER -v < /dev/null 2>&1 | grep GNU > /dev/null; then
 120     gas_flag=yes
 121   fi
 122   AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER")
 123 fi
 124
 125 # With stabs
 126 AC_ARG_WITH(stabs,
 127 [  --with-stabs            arrange to use stabs instead of host debug format.],
 128 stabs="$with_stabs",
 129 stabs=no)
 130
 131 # With ELF
 132 AC_ARG_WITH(elf,
 133 [  --with-elf              arrange to use ELF instead of host debug format.],
 134 elf="$with_elf",
 135 elf=no)
 136
 137 # Specify the local prefix
 138 local_prefix=
 139 AC_ARG_WITH(local-prefix,
 140 [  --with-local-prefix=DIR specifies directory to put local include.],
 141 [case "${withval}" in
 142 yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
 143 no)     ;;
 144 *)      local_prefix=$with_local_prefix ;;
 145 esac])
 146
 147 # Default local prefix if it is empty
 148 if test x$local_prefix = x; then
 149         local_prefix=/usr/local
 150 fi
 151
 152 # Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
 153 # passed in by the toplevel make and thus we'd get different behavior
 154 # depending on where we built the sources.
 155 gcc_gxx_include_dir=
 156 # Specify the g++ header file directory
 157 AC_ARG_WITH(gxx-include-dir,
 158 [  --with-gxx-include-dir=DIR
 159                           specifies directory to put g++ header files.],
 160 [case "${withval}" in
 161 yes)    AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
 162 no)     ;;
 163 *)      gcc_gxx_include_dir=$with_gxx_include_dir ;;
 164 esac])
 165
 166 if test x${gcc_gxx_include_dir} = x; then
 167   if test x${enable_version_specific_runtime_libs} = xyes; then
 168     gcc_gxx_include_dir='${libsubdir}/include/g++'
 169   else
 170     topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
 171 changequote(<<, >>)dnl
 172     gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
 173 changequote([, ])dnl
 174   fi
 175 fi
 176
 177 # Enable expensive internal checks
 178 AC_ARG_ENABLE(checking,
 179 [  --enable-checking       enable expensive run-time checks.],
 180 [case "${enableval}" in
 181 yes)    AC_DEFINE(ENABLE_CHECKING) ;;
 182 no)     ;;
 183 *)      AC_MSG_ERROR(bad value ${enableval} given for checking option) ;;
 184 esac])
 185
 186 AC_ARG_ENABLE(cpp,
 187 [  --disable-cpp           don't provide a user-visible C preprocessor.],
 188 [], [enable_cpp=yes])
 189
 190 AC_ARG_WITH(cpp_install_dir,
 191 [  --with-cpp-install-dir=DIR
 192                           install the user visible C preprocessor in DIR
 193                           (relative to PREFIX) as well as PREFIX/bin.],
 194 [if test x$withval = xyes; then
 195   AC_MSG_ERROR([option --with-cpp-install-dir requires an argument])
 196 elif test x$withval != xno; then
 197   cpp_install_dir=$withval
 198 fi])
 199
 200 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
 201 cpp_main=cccp
 202 AC_ARG_ENABLE(cpplib,
 203 [  --enable-cpplib         use cpplib for the C preprocessor.],
 204 if test x$enable_cpplib != xno; then
 205   cpp_main=cppmain
 206 fi)
 207
 208 # Link cpplib into the compiler proper, for C/C++/ObjC.
 209 AC_ARG_ENABLE(c-cpplib,
 210 [  --enable-c-cpplib       link cpplib directly into C and C++ compilers
 211                           (EXPERIMENTAL) (implies --enable-cpplib).],
 212 if test x$enable_c_cpplib != xno; then
 213   extra_c_objs="${extra_c_objs} libcpp.a"
 214   extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
 215   extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
 216   cpp_main=cppmain
 217 fi)
 218
 219 # Enable Multibyte Characters for C/C++
 220 AC_ARG_ENABLE(c-mbchar,
 221 [  --enable-c-mbchar       enable multibyte characters for C and C++.],
 222 if test x$enable_c_mbchar != xno; then
 223   extra_c_flags=-DMULTIBYTE_CHARS=1
 224 fi)
 225
 226 # Disable fast fixincludes
 227 AC_ARG_ENABLE(fast-fixincludes,
 228 [  --disable-fast-fixincludes
 229                          Disable the new fast fixincludes.
 230                          Run the old fixincludes script unconditionally],
 231 if test x$enable_fast_fixincludes = xno ; then
 232   cp $srcdir/fixincludes ./fixinc.sh
 233 fi)
 234
 235 # Enable Haifa scheduler.
 236 AC_ARG_ENABLE(haifa,
 237 [  --enable-haifa          use the experimental scheduler.
 238   --disable-haifa         don't use the experimental scheduler for the
 239                           targets which normally enable it.])
 240
 241 # Enable threads
 242 # Pass with no value to take the default
 243 # Pass with a value to specify a thread package
 244 AC_ARG_ENABLE(threads,
 245 [  --enable-threads        enable thread usage for target GCC.
 246   --enable-threads=LIB    use LIB thread package for target GCC.],
 247 if test x$enable_threads = xno; then
 248         enable_threads=''
 249 fi,
 250 enable_threads='')
 251
 252 enable_threads_flag=$enable_threads
 253 # Check if a valid thread package
 254 case x${enable_threads_flag} in
 255         x | xno)
 256                 # No threads
 257                 target_thread_file='single'
 258                 ;;
 259         xyes)
 260                 # default
 261                 target_thread_file=''
 262                 ;;
 263         xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
 264         xsolaris | xwin32 | xdce | xvxworks)
 265                 target_thread_file=$enable_threads_flag
 266                 ;;
 267         *)
 268                 echo "$enable_threads is an unknown thread package" 1>&2
 269                 exit 1
 270                 ;;
 271 esac
 272
 273 AC_ARG_ENABLE(objc-gc,
 274 [  --enable-objc-gc       enable the use of Boehm's garbage collector with
 275                           the GNU Objective-C runtime.],
 276 if [[[ x$enable_objc_gc = xno ]]]; then
 277         objc_boehm_gc=''
 278 else
 279         objc_boehm_gc=1
 280 fi,
 281 objc_boehm_gc='')
 282
 283 AC_ARG_WITH(dwarf2,
 284 [  --enable-dwarf2        enable DWARF2 debugging as default.],
 285 dwarf2="$with_dwarf2",
 286 dwarf2=no)
 287
 288 # Determine the host, build, and target systems
 289 AC_CANONICAL_SYSTEM
 290
 291 # Find the native compiler
 292 AC_PROG_CC
 293
 294 # If the native compiler is GCC, we can enable warnings even in stage1.
 295 # That's useful for people building cross-compilers, or just running a
 296 # quick `make'.
 297 if test "x$GCC" = "xyes"; then
 298   stage1_warn_cflags='$(WARN_CFLAGS)'
 299 else
 300   stage1_warn_cflags=""
 301 fi
 302 AC_SUBST(stage1_warn_cflags)
 303
 304 AC_PROG_MAKE_SET
 305
 306 AC_MSG_CHECKING([whether a default assembler was specified])
 307 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 308     if test x"$gas_flag" = x"no"; then
 309         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 310     else
 311         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 312     fi
 313 else
 314     AC_MSG_RESULT(no)
 315 fi
 316
 317 AC_MSG_CHECKING([whether a default linker was specified])
 318 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 319     if test x"$gnu_ld_flag" = x"no"; then
 320         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 321     else
 322         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 323     fi
 324 else
 325     AC_MSG_RESULT(no)
 326 fi
 327
 328 # Find some useful tools
 329 AC_PROG_AWK
 330 AC_PROG_LEX
 331 GCC_PROG_LN
 332 GCC_PROG_LN_S
 333 GCC_C_VOLATILE
 334 AC_PROG_RANLIB
 335 AC_PROG_YACC
 336 EGCS_PROG_INSTALL
 337
 338 AC_HEADER_STDC
 339 AC_HEADER_TIME
 340 GCC_HEADER_STRING
 341 AC_HEADER_SYS_WAIT
 342 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h fcntl.h unistd.h stab.h sys/file.h sys/time.h sys/resource.h sys/param.h sys/times.h sys/stat.h direct.h)
 343
 344 # Check for thread headers.
 345 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 346 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 347
 348 # See if GNAT has been installed
 349 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 350
 351 # See if the system preprocessor understands the ANSI C preprocessor
 352 # stringification operator.
 353 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 354 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 355 [AC_TRY_COMPILE(,
 356 [#define S(x)   #x
 357 char *test = S(foo);],
 358 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 359 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 360 if test $gcc_cv_c_have_stringify = yes; then
 361   AC_DEFINE(HAVE_CPP_STRINGIFY)
 362 fi
 363
 364 # Use <inttypes.h> only if it exists,
 365 # doesn't clash with <sys/types.h>, and declares intmax_t.
 366 AC_MSG_CHECKING(for inttypes.h)
 367 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 368 [AC_TRY_COMPILE(
 369   [#include <sys/types.h>
 370 #include <inttypes.h>],
 371   [intmax_t i = -1;],
 372   [gcc_cv_header_inttypes_h=yes],
 373   gcc_cv_header_inttypes_h=no)])
 374 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 375 if test $gcc_cv_header_inttypes_h = yes; then
 376   AC_DEFINE(HAVE_INTTYPES_H)
 377 fi
 378
 379 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 380         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 381         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 382         fputs_unlocked)
 383
 384 # Make sure wchar_t is available
 385 #AC_CHECK_TYPE(wchar_t, unsigned int)
 386
 387 GCC_FUNC_VFPRINTF_DOPRNT
 388 GCC_FUNC_PRINTF_PTR
 389
 390 case "${host}" in
 391 *-*-uwin*)
 392   # Under some versions of uwin, vfork is notoriously buggy and the test
 393   # can hang configure; on other versions, vfork exists just as a stub.
 394   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 395   ac_cv_func_vfork_works=no
 396   ;;
 397 esac
 398 AC_FUNC_VFORK
 399
 400 GCC_NEED_DECLARATIONS(malloc realloc calloc free bcopy bzero bcmp \
 401         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 402         strsignal putc_unlocked fputs_unlocked strstr)
 403
 404 GCC_NEED_DECLARATIONS(getrlimit setrlimit, [
 405 #include <sys/types.h>
 406 #ifdef HAVE_SYS_RESOURCE_H
 407 #include <sys/resource.h>
 408 #endif
 409 ])
 410
 411 AC_DECL_SYS_SIGLIST
 412
 413 # mkdir takes a single argument on some systems.
 414 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 415
 416 # File extensions
 417 manext='.1'
 418 objext='.o'
 419 AC_SUBST(manext)
 420 AC_SUBST(objext)
 421
 422 build_xm_file=
 423 build_xm_defines=
 424 build_install_headers_dir=install-headers-tar
 425 build_exeext=
 426 host_xm_file=
 427 host_xm_defines=
 428 host_xmake_file=
 429 host_truncate_target=
 430 host_exeext=
 431
 432 # Decode the host machine, then the target machine.
 433 # For the host machine, we save the xm_file variable as host_xm_file;
 434 # then we decode the target machine and forget everything else
 435 # that came from the host machine.
 436 for machine in $build $host $target; do
 437
 438         out_file=
 439         xmake_file=
 440         tmake_file=
 441         extra_headers=
 442         extra_passes=
 443         extra_parts=
 444         extra_programs=
 445         extra_objs=
 446         extra_host_objs=
 447         extra_gcc_objs=
 448         xm_defines=
 449         float_format=
 450         # Set this to force installation and use of collect2.
 451         use_collect2=
 452         # Set this to override the default target model.
 453         target_cpu_default=
 454         # Set this to control how the header file directory is installed.
 455         install_headers_dir=install-headers-tar
 456         # Set this to a non-empty list of args to pass to cpp if the target
 457         # wants its .md file passed through cpp.
 458         md_cppflags=
 459         # Set this if directory names should be truncated to 14 characters.
 460         truncate_target=
 461         # Set this if gdb needs a dir command with `dirname $out_file`
 462         gdb_needs_out_file_path=
 463         # Set this if the build machine requires executables to have a
 464         # file name suffix.
 465         exeext=
 466         # Set this to control which thread package will be used.
 467         thread_file=
 468         # Reinitialize these from the flag values every loop pass, since some
 469         # configure entries modify them.
 470         gas="$gas_flag"
 471         gnu_ld="$gnu_ld_flag"
 472         enable_threads=$enable_threads_flag
 473
 474         # Set default cpu_type, tm_file and xm_file so it can be updated in
 475         # each machine entry.
 476         cpu_type=`echo $machine | sed 's/-.*$//'`
 477         case $machine in
 478         alpha*-*-*)
 479                 cpu_type=alpha
 480                 ;;
 481         arm*-*-*)
 482                 cpu_type=arm
 483                 ;;
 484         c*-convex-*)
 485                 cpu_type=convex
 486                 ;;
 487 changequote(,)dnl
 488         i[34567]86-*-*)
 489 changequote([,])dnl
 490                 cpu_type=i386
 491                 ;;
 492         hppa*-*-*)
 493                 cpu_type=pa
 494                 ;;
 495         m68000-*-*)
 496                 cpu_type=m68k
 497                 ;;
 498         mips*-*-*)
 499                 cpu_type=mips
 500                 ;;
 501         powerpc*-*-*)
 502                 cpu_type=rs6000
 503                 ;;
 504         pyramid-*-*)
 505                 cpu_type=pyr
 506                 ;;
 507         sparc*-*-*)
 508                 cpu_type=sparc
 509                 ;;
 510         esac
 511
 512         tm_file=${cpu_type}/${cpu_type}.h
 513         xm_file=${cpu_type}/xm-${cpu_type}.h
 514
 515         # On a.out targets, we need to use collect2.
 516         case $machine in
 517         *-*-*aout*)
 518                 use_collect2=yes
 519                 ;;
 520         esac
 521
 522         # Common parts for linux-gnu and openbsd systems
 523         case $machine in
 524         *-*-linux-gnu*)
 525                 xm_defines="HAVE_ATEXIT POSIX BSTRING"
 526                 ;;
 527         *-*-openbsd*)
 528                 tm_file=${cpu_type}/openbsd.h
 529                 tmake_file="t-libc-ok t-openbsd"
 530                 # avoid surprises, always provide an xm-openbsd file
 531                 xm_file=${cpu_type}/xm-openbsd.h
 532                 # don't depend on processor x-fragments as well
 533                 xmake_file=none
 534                 if test x$enable_threads = xyes; then
 535                         thread_file='posix'
 536                         tmake_file="${tmake_file} t-openbsd-thread"
 537                 fi
 538                 ;;
 539         esac
 540
 541         case $machine in
 542         # Support site-specific machine types.
 543         *local*)
 544                 cpu_type=`echo $machine | sed -e 's/-.*//'`
 545                 rest=`echo $machine | sed -e "s/$cpu_type-//"`
 546                 xm_file=${cpu_type}/xm-$rest.h
 547                 tm_file=${cpu_type}/$rest.h
 548                 if test -f $srcdir/config/${cpu_type}/x-$rest; \
 549                 then xmake_file=${cpu_type}/x-$rest; \
 550                 else true; \
 551                 fi
 552                 if test -f $srcdir/config/${cpu_type}/t-$rest; \
 553                 then tmake_file=${cpu_type}/t-$rest; \
 554                 else true; \
 555                 fi
 556                 ;;
 557         1750a-*-*)
 558                 ;;
 559         a29k-*-bsd* | a29k-*-sym1*)
 560                 tm_file="${tm_file} a29k/unix.h"
 561                 xm_defines=USG
 562                 xmake_file=a29k/x-unix
 563                 use_collect2=yes
 564                 ;;
 565         a29k-*-udi | a29k-*-coff)
 566                 tm_file="${tm_file} dbxcoff.h a29k/udi.h"
 567                 tmake_file=a29k/t-a29kbare
 568                 ;;
 569         a29k-wrs-vxworks*)
 570                 tm_file="${tm_file} dbxcoff.h a29k/udi.h a29k/vx29k.h"
 571                 tmake_file=a29k/t-vx29k
 572                 extra_parts="crtbegin.o crtend.o"
 573                 thread_file='vxworks'
 574                 ;;
 575         a29k-*-*)                       # Default a29k environment.
 576                 use_collect2=yes
 577                 ;;
 578         alpha-*-interix)
 579                 tm_file="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 580
 581                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 582                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 583
 584                 # GAS + IEEE_CONFORMANT
 585                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 586
 587                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 588                 xmake_file="x-interix alpha/t-pe"
 589                 tmake_file="alpha/t-interix alpha/t-ieee"
 590                 if test x$enable_threads = xyes ; then
 591                         thread_file='posix'
 592                 fi
 593                 if test x$stabs = xyes ; then
 594                         tm_file="${tm_file} dbxcoff.h"
 595                 fi
 596                 #prefix='$$INTERIX_ROOT'/usr/contrib
 597                 #local_prefix='$$INTERIX_ROOT'/usr/contrib
 598                 ;;
 599         alpha*-*-linux-gnuecoff*)
 600                 tm_file="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 601                 target_cpu_default="MASK_GAS"
 602                 tmake_file="alpha/t-ieee"
 603                 gas=no
 604                 xmake_file=none
 605                 gas=yes gnu_ld=yes
 606                 ;;
 607         alpha*-*-linux-gnulibc1*)
 608                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 609                 target_cpu_default="MASK_GAS"
 610                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 611                 extra_parts="crtbegin.o crtend.o"
 612                 xmake_file=none
 613                 gas=yes gnu_ld=yes
 614                 if test x$enable_threads = xyes; then
 615                         thread_file='posix'
 616                 fi
 617                 ;;
 618         alpha*-*-linux-gnu*)
 619                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 620                 target_cpu_default="MASK_GAS"
 621                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe alpha/t-ieee"
 622                 extra_parts="crtbegin.o crtend.o"
 623                 xmake_file=none
 624                 gas=yes gnu_ld=yes
 625                 if test x$enable_threads = xyes; then
 626                         thread_file='posix'
 627                 fi
 628                 ;;
 629         alpha*-*-netbsd*)
 630                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 631                 target_cpu_default="MASK_GAS"
 632                 tmake_file="alpha/t-crtbe alpha/t-ieee"
 633                 extra_parts="crtbegin.o crtend.o"
 634                 xmake_file=none
 635                 gas=yes gnu_ld=yes
 636                 ;;
 637
 638         alpha*-*-openbsd*)
 639                 # default x-alpha is only appropriate for dec-osf.
 640                 target_cpu_default="MASK_GAS"
 641                 tmake_file="alpha/t-ieee"
 642                 ;;
 643
 644         alpha*-dec-osf*)
 645                 if test x$stabs = xyes
 646                 then
 647                         tm_file="${tm_file} dbx.h"
 648                 fi
 649                 if test x$gas != xyes
 650                 then
 651                         extra_passes="mips-tfile mips-tdump"
 652                 fi
 653                 use_collect2=yes
 654                 tmake_file="alpha/t-ieee"
 655                 case $machine in
 656                   *-*-osf1*)
 657                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 658                     ;;
 659 changequote(,)dnl
 660                   *-*-osf[23]*)
 661 changequote([,])dnl
 662                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 663                     ;;
 664                   *-*-osf4*)
 665                     tm_file="${tm_file} alpha/osf.h"
 666                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 667                     # a broken tar, so we use cpio instead.
 668                     install_headers_dir=install-headers-cpio
 669                     ;;
 670                 esac
 671                 case $machine in
 672 changequote(,)dnl
 673                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 674 changequote([,])dnl
 675                     target_cpu_default=MASK_SUPPORT_ARCH
 676                     ;;
 677                 esac
 678                 ;;
 679         alpha*-*-vxworks*)
 680                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 681                 tmake_file="alpha/t-ieee"
 682                 if [ x$gas != xyes ]
 683                 then
 684                         extra_passes="mips-tfile mips-tdump"
 685                 fi
 686                 use_collect2=yes
 687                 thread_file='vxworks'
 688                 ;;
 689         alpha*-*-winnt*)
 690                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 691                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 692                 tmake_file="t-libc-ok alpha/t-ieee"
 693                 xmake_file=winnt/x-winnt
 694                 extra_host_objs=oldnames.o
 695                 extra_gcc_objs="spawnv.o oldnames.o"
 696                 if test x$gnu_ld != xyes
 697                 then
 698                         extra_programs=ld.exe
 699                 fi
 700                 if test x$enable_threads = xyes; then
 701                         thread_file='win32'
 702                 fi
 703                 ;;
 704         alpha*-dec-vms*)
 705                 tm_file=alpha/vms.h
 706                 xm_file="${xm_file} alpha/xm-vms.h"
 707                 tmake_file="alpha/t-vms alpha/t-ieee"
 708                 ;;
 709         arc-*-elf*)
 710                 extra_parts="crtinit.o crtfini.o"
 711                 ;;
 712         arm-*-coff* | armel-*-coff*)
 713                 tm_file=arm/coff.h
 714                 tmake_file=arm/t-bare
 715                 ;;
 716         arm-*-vxworks*)
 717                 tm_file=arm/vxarm.h
 718                 tmake_file=arm/t-bare
 719                 thread_file='vxworks'
 720                 ;;
 721 changequote(,)dnl
 722         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 723 changequote([,])dnl
 724                 tm_file=arm/riscix1-1.h
 725                 use_collect2=yes
 726                 ;;
 727         arm-*-riscix*)                  # Acorn RISC machine
 728                 if test x$gas = xyes
 729                 then
 730                     tm_file=arm/rix-gas.h
 731                 else
 732                     tm_file=arm/riscix.h
 733                 fi
 734                 xmake_file=arm/x-riscix
 735                 tmake_file=arm/t-riscix
 736                 use_collect2=yes
 737                 ;;
 738         arm-semi-aout | armel-semi-aout)
 739                 tm_file=arm/semi.h
 740                 tmake_file=arm/t-semi
 741                 ;;
 742         arm-semi-aof | armel-semi-aof)
 743                 tm_file=arm/semiaof.h
 744                 tmake_file=arm/t-semiaof
 745                 ;;
 746         arm*-*-netbsd*)
 747                 tm_file=arm/netbsd.h
 748                 xm_file="arm/xm-netbsd.h ${xm_file}"
 749                 tmake_file="t-netbsd arm/t-netbsd"
 750        use_collect2=yes
 751                 ;;
 752         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 753                 cpu_type=arm
 754                 xmake_file=x-linux
 755                 tm_file=arm/linux-aout.h
 756                 tmake_file=arm/t-linux
 757                 gnu_ld=yes
 758                 ;;
 759         arm*-*-linux-gnuoldld*)         # ARM GNU/Linux with old ELF linker
 760                 xm_file=arm/xm-linux.h
 761                 xmake_file=x-linux
 762                 tm_file="arm/linux-oldld.h arm/linux-elf.h"
 763                 case $machine in
 764                 armv2*-*-*)
 765                         tm_file="arm/linux-elf26.h $tm_file"
 766                         ;;
 767                 esac
 768                 tmake_file="t-linux arm/t-linux"
 769                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 770                 gnu_ld=yes
 771                 case x${enable_threads} in
 772                 x | xyes | xpthreads | xposix)
 773                         thread_file='posix'
 774                         ;;
 775                 esac
 776                 ;;
 777         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 778                 xm_file=arm/xm-linux.h
 779                 xmake_file=x-linux
 780                 tm_file="arm/linux-elf.h"
 781                 case $machine in
 782                 armv2*-*-*)
 783                         tm_file="arm/linux-elf26.h $tm_file"
 784                         ;;
 785                 esac
 786                 tmake_file="t-linux arm/t-linux"
 787                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 788                 gnu_ld=yes
 789                 case x${enable_threads} in
 790                 x | xyes | xpthreads | xposix)
 791                         thread_file='posix'
 792                         ;;
 793                 esac
 794                 ;;
 795         arm*-*-uclinux*)                # ARM ucLinux
 796                 tm_file=arm/uclinux-elf.h
 797                 tmake_file=arm/t-arm-elf
 798                 ;;
 799         arm*-*-aout)
 800                 tm_file=arm/aout.h
 801                 tmake_file=arm/t-bare
 802                 ;;
 803         arm*-*-ecos-elf)
 804                 tm_file=arm/ecos-elf.h
 805                 tmake_file=arm/t-elf
 806                 ;;
 807         arm*-*-elf)
 808                 tm_file=arm/unknown-elf.h
 809                 tmake_file=arm/t-arm-elf
 810                 ;;
 811         arm*-*-oabi)
 812                 tm_file=arm/unknown-elf-oabi.h
 813                 tmake_file=arm/t-arm-elf
 814                 ;;
 815         arm-*-pe*)
 816                 tm_file=arm/pe.h
 817                 tmake_file=arm/t-pe
 818                 extra_objs=pe.o
 819                 ;;
 820         c1-convex-*)                    # Convex C1
 821                 target_cpu_default=1
 822                 use_collect2=yes
 823                 ;;
 824         c2-convex-*)                    # Convex C2
 825                 target_cpu_default=2
 826                 use_collect2=yes
 827                 ;;
 828         c32-convex-*)
 829                 target_cpu_default=4
 830                 use_collect2=yes
 831                 ;;
 832         c34-convex-*)
 833                 target_cpu_default=8
 834                 use_collect2=yes
 835                 ;;
 836         c38-convex-*)
 837                 target_cpu_default=16
 838                 use_collect2=yes
 839                 ;;
 840         c4x-*)
 841                 cpu_type=c4x
 842                 tmake_file=c4x/t-c4x
 843                 ;;
 844         clipper-intergraph-clix*)
 845                 tm_file="${tm_file} svr3.h clipper/clix.h"
 846                 xm_file=clipper/xm-clix.h
 847                 xmake_file=clipper/x-clix
 848                 extra_headers=va-clipper.h
 849                 extra_parts="crtbegin.o crtend.o"
 850                 install_headers_dir=install-headers-cpio
 851                 ;;
 852         dsp16xx-*)
 853                 ;;
 854         elxsi-elxsi-*)
 855                 use_collect2=yes
 856                 ;;
 857 # This hasn't been upgraded to GCC 2.
 858 #       fx80-alliant-*)                 # Alliant FX/80
 859 #               ;;
 860         h8300-*-*)
 861                 float_format=i32
 862                 ;;
 863         hppa*-*-linux*)
 864                 target_cpu_default="(MASK_PA_11 | MASK_GAS | MASK_JUMP_IN_DELAY)"
 865                 tm_file="${tm_file} pa/elf.h linux.h pa/pa-linux.h"
 866                 tmake_file="t-linux pa/t-linux"
 867                 extra_parts="crtbegin.o crtend.o"
 868                 xmake_file=none
 869                 gas=yes gnu_ld=yes
 870                 if test x$enable_threads = xyes; then
 871                         thread_file='posix'
 872                 fi
 873                 ;;
 874         hppa*-*-openbsd*)
 875                 target_cpu_default="MASK_PA_11"
 876                 tmake_file=pa/t-openbsd
 877                 ;;
 878         hppa1.1-*-pro*)
 879                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 880                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h"
 881                 xm_file=pa/xm-papro.h
 882                 tmake_file=pa/t-pro
 883                 ;;
 884         hppa1.1-*-osf*)
 885                 target_cpu_default="MASK_PA_11"
 886                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 887                 use_collect2=yes
 888                 ;;
 889         hppa1.1-*-rtems*)
 890                 target_cpu_default="(MASK_JUMP_IN_DELAY | MASK_PORTABLE_RUNTIME | MASK_GAS | MASK_NO_SPACE_REGS | MASK_SOFT_FLOAT)"
 891                 tm_file="${tm_file} elfos.h pa/elf.h pa/pa-pro-end.h libgloss.h pa/rtems.h"
 892                 xm_file=pa/xm-papro.h
 893                 tmake_file=pa/t-pro
 894                 ;;
 895         hppa1.0-*-osf*)
 896                 tm_file="${tm_file} pa/som.h pa/pa-osf.h"
 897                 use_collect2=yes
 898                 ;;
 899         hppa1.1-*-bsd*)
 900                 tm_file="${tm_file} pa/som.h"
 901                 target_cpu_default="MASK_PA_11"
 902                 use_collect2=yes
 903                 ;;
 904         hppa1.0-*-bsd*)
 905                 tm_file="${tm_file} pa/som.h"
 906                 use_collect2=yes
 907                 ;;
 908         hppa1.0-*-hpux7*)
 909                 tm_file="pa/pa-oldas.h ${tm_file} pa/som.h pa/pa-hpux7.h"
 910                 xm_file=pa/xm-pahpux.h
 911                 xmake_file=pa/x-pa-hpux
 912                 if test x$gas = xyes
 913                 then
 914                         tm_file="${tm_file} pa/gas.h"
 915                 fi
 916                 install_headers_dir=install-headers-cpio
 917                 use_collect2=yes
 918                 ;;
 919 changequote(,)dnl
 920         hppa1.0-*-hpux8.0[0-2]*)
 921 changequote([,])dnl
 922                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 923                 xm_file=pa/xm-pahpux.h
 924                 xmake_file=pa/x-pa-hpux
 925                 if test x$gas = xyes
 926                 then
 927                         tm_file="${tm_file} pa/pa-gas.h"
 928                 else
 929                         tm_file="pa/pa-oldas.h ${tm_file}"
 930                 fi
 931                 install_headers_dir=install-headers-cpio
 932                 use_collect2=yes
 933                 ;;
 934 changequote(,)dnl
 935         hppa1.1-*-hpux8.0[0-2]*)
 936 changequote([,])dnl
 937                 target_cpu_default="MASK_PA_11"
 938                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 939                 xm_file=pa/xm-pahpux.h
 940                 xmake_file=pa/x-pa-hpux
 941                 if test x$gas = xyes
 942                 then
 943                         tm_file="${tm_file} pa/pa-gas.h"
 944                 else
 945                         tm_file="pa/pa-oldas.h ${tm_file}"
 946                 fi
 947                 install_headers_dir=install-headers-cpio
 948                 use_collect2=yes
 949                 ;;
 950         hppa1.1-*-hpux8*)
 951                 target_cpu_default="MASK_PA_11"
 952                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 953                 xm_file=pa/xm-pahpux.h
 954                 xmake_file=pa/x-pa-hpux
 955                 if test x$gas = xyes
 956                 then
 957                         tm_file="${tm_file} pa/pa-gas.h"
 958                 fi
 959                 install_headers_dir=install-headers-cpio
 960                 use_collect2=yes
 961                 ;;
 962         hppa1.0-*-hpux8*)
 963                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h"
 964                 xm_file=pa/xm-pahpux.h
 965                 xmake_file=pa/x-pa-hpux
 966                 if test x$gas = xyes
 967                 then
 968                         tm_file="${tm_file} pa/pa-gas.h"
 969                 fi
 970                 install_headers_dir=install-headers-cpio
 971                 use_collect2=yes
 972                 ;;
 973         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 974                 target_cpu_default="MASK_PA_11"
 975                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 976                 xm_file=pa/xm-pahpux.h
 977                 xmake_file=pa/x-pa-hpux
 978                 tmake_file=pa/t-pa
 979                 if test x$gas = xyes
 980                 then
 981                         tm_file="${tm_file} pa/pa-gas.h"
 982                 fi
 983                 if test x$enable_threads = x; then
 984                     enable_threads=$have_pthread_h
 985                 fi
 986                 if test x$enable_threads = xyes; then
 987                         thread_file='dce'
 988                         tmake_file="${tmake_file} pa/t-dce-thr"
 989                 fi
 990                 install_headers_dir=install-headers-cpio
 991                 use_collect2=yes
 992                 ;;
 993         hppa1.0-*-hpux10*)
 994                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
 995                 xm_file=pa/xm-pahpux.h
 996                 xmake_file=pa/x-pa-hpux
 997                 tmake_file=pa/t-pa
 998                 if test x$gas = xyes
 999                 then
1000                         tm_file="${tm_file} pa/pa-gas.h"
1001                 fi
1002                 if test x$enable_threads = x; then
1003                     enable_threads=$have_pthread_h
1004                 fi
1005                 if test x$enable_threads = xyes; then
1006                         thread_file='dce'
1007                         tmake_file="${tmake_file} pa/t-dce-thr"
1008                 fi
1009                 install_headers_dir=install-headers-cpio
1010                 use_collect2=yes
1011                 ;;
1012         hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
1013                 target_cpu_default="MASK_PA_11"
1014                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1015                 xm_file=pa/xm-pahpux.h
1016                 xmake_file=pa/x-pa-hpux
1017                 tmake_file=pa/t-pa
1018                 if [[ x$gas = xyes ]]
1019                 then
1020                         tm_file="${tm_file} pa/pa-gas.h"
1021                 fi
1022 #               if [[ x$enable_threads = x ]]; then
1023 #                   enable_threads=$have_pthread_h
1024 #               fi
1025 #               if [[ x$enable_threads = xyes ]]; then
1026 #                       thread_file='dce'
1027 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1028 #               fi
1029                 install_headers_dir=install-headers-cpio
1030                 use_collect2=yes
1031                 ;;
1032         hppa1.0-*-hpux11*)
1033                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
1034                 xm_file=pa/xm-pahpux.h
1035                 xmake_file=pa/x-pa-hpux
1036                 if [[ x$gas = xyes ]]
1037                 then
1038                         tm_file="${tm_file} pa/pa-gas.h"
1039                 fi
1040 #               if [[ x$enable_threads = x ]]; then
1041 #                   enable_threads=$have_pthread_h
1042 #               fi
1043 #               if [[ x$enable_threads = xyes ]]; then
1044 #                       thread_file='dce'
1045 #                       tmake_file="${tmake_file} pa/t-dce-thr"
1046 #               fi
1047                 install_headers_dir=install-headers-cpio
1048                 use_collect2=yes
1049                 ;;
1050         hppa1.1-*-hpux* | hppa2*-*-hpux*)
1051                 target_cpu_default="MASK_PA_11"
1052                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1053                 xm_file=pa/xm-pahpux.h
1054                 xmake_file=pa/x-pa-hpux
1055                 if test x$gas = xyes
1056                 then
1057                         tm_file="${tm_file} pa/pa-gas.h"
1058                 fi
1059                 install_headers_dir=install-headers-cpio
1060                 use_collect2=yes
1061                 ;;
1062         hppa1.0-*-hpux*)
1063                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hpux9.h"
1064                 xm_file=pa/xm-pahpux.h
1065                 xmake_file=pa/x-pa-hpux
1066                 if test x$gas = xyes
1067                 then
1068                         tm_file="${tm_file} pa/pa-gas.h"
1069                 fi
1070                 install_headers_dir=install-headers-cpio
1071                 use_collect2=yes
1072                 ;;
1073         hppa1.1-*-hiux* | hppa2*-*-hiux*)
1074                 target_cpu_default="MASK_PA_11"
1075                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1076                 xm_file=pa/xm-pahpux.h
1077                 xmake_file=pa/x-pa-hpux
1078                 if test x$gas = xyes
1079                 then
1080                         tm_file="${tm_file} pa/pa-gas.h"
1081                 fi
1082                 install_headers_dir=install-headers-cpio
1083                 use_collect2=yes
1084                 ;;
1085         hppa1.0-*-hiux*)
1086                 tm_file="${tm_file} pa/som.h pa/pa-hpux.h pa/pa-hiux.h"
1087                 xm_file=pa/xm-pahpux.h
1088                 xmake_file=pa/x-pa-hpux
1089                 if test x$gas = xyes
1090                 then
1091                         tm_file="${tm_file} pa/pa-gas.h"
1092                 fi
1093                 install_headers_dir=install-headers-cpio
1094                 use_collect2=yes
1095                 ;;
1096         hppa*-*-lites*)
1097                 tm_file="${tm_file} elfos.h pa/elf.h"
1098                 target_cpu_default="MASK_PA_11"
1099                 use_collect2=yes
1100                 ;;
1101         i370-*-mvs*)
1102                 ;;
1103 changequote(,)dnl
1104         i[34567]86-*-elf*)
1105 changequote([,])dnl
1106                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h"
1107                 tm_file=i386/i386elf.h
1108                 tmake_file=i386/t-i386elf
1109                 xmake_file=x-svr4
1110                 ;;
1111 changequote(,)dnl
1112         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1113 changequote([,])dnl
1114                 if test x$gas = xyes
1115                 then
1116                         tm_file=i386/aix386.h
1117                         extra_parts="crtbegin.o crtend.o"
1118                         tmake_file=i386/t-crtstuff
1119                 else
1120                         tm_file=i386/aix386ng.h
1121                         use_collect2=yes
1122                 fi
1123                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1124                 xm_defines=USG
1125                 xmake_file=i386/x-aix
1126                 ;;
1127 changequote(,)dnl
1128         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1129 changequote([,])dnl
1130                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1131                 xm_defines="USG POSIX SMALL_ARG_MAX"
1132                 xmake_file=i386/x-ncr3000
1133                 if test x$stabs = xyes -a x$gas = xyes
1134                 then
1135                         tm_file=i386/sysv4gdb.h
1136                 else
1137                         tm_file=i386/sysv4.h
1138                 fi
1139                 extra_parts="crtbegin.o crtend.o"
1140                 tmake_file=i386/t-crtpic
1141                 ;;
1142 changequote(,)dnl
1143         i[34567]86-next-*)
1144 changequote([,])dnl
1145                 tm_file=i386/next.h
1146                 xm_file=i386/xm-next.h
1147                 tmake_file=i386/t-next
1148                 xmake_file=i386/x-next
1149                 extra_objs=nextstep.o
1150                 extra_parts="crtbegin.o crtend.o"
1151                 if test x$enable_threads = xyes; then
1152                         thread_file='mach'
1153                 fi
1154                 ;;
1155 changequote(,)dnl
1156         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1157 changequote([,])dnl
1158                 use_collect2=yes
1159                 if test x$gas = xyes
1160                 then
1161                         tm_file=i386/seq-gas.h
1162                 else
1163                         tm_file=i386/sequent.h
1164                 fi
1165                 ;;
1166 changequote(,)dnl
1167         i[34567]86-sequent-ptx1*)
1168 changequote([,])dnl
1169                 xm_defines="USG SVR3"
1170                 xmake_file=i386/x-sysv3
1171                 tm_file=i386/seq-sysv3.h
1172                 tmake_file=i386/t-crtstuff
1173                 extra_parts="crtbegin.o crtend.o"
1174                 install_headers_dir=install-headers-cpio
1175                 ;;
1176 changequote(,)dnl
1177         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1178 changequote([,])dnl
1179                 xm_defines="USG SVR3"
1180                 xmake_file=i386/x-sysv3
1181                 tm_file=i386/seq2-sysv3.h
1182                 tmake_file=i386/t-crtstuff
1183                 extra_parts="crtbegin.o crtend.o"
1184                 install_headers_dir=install-headers-cpio
1185                 ;;
1186 changequote(,)dnl
1187         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1188 changequote([,])dnl
1189                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1190                 xm_defines="USG POSIX SMALL_ARG_MAX"
1191                 xmake_file=x-svr4
1192                 tm_file=i386/ptx4-i.h
1193                 tmake_file=t-svr4
1194                 extra_parts="crtbegin.o crtend.o"
1195                 install_headers_dir=install-headers-cpio
1196                 ;;
1197         i386-sun-sunos*)                # Sun i386 roadrunner
1198                 xm_defines=USG
1199                 tm_file=i386/sun.h
1200                 use_collect2=yes
1201                 ;;
1202 changequote(,)dnl
1203         i[34567]86-wrs-vxworks*)
1204 changequote([,])dnl
1205                 tm_file=i386/vxi386.h
1206                 tmake_file=i386/t-i386bare
1207                 thread_file='vxworks'
1208                 ;;
1209 changequote(,)dnl
1210         i[34567]86-*-aout*)
1211 changequote([,])dnl
1212                 tm_file=i386/i386-aout.h
1213                 tmake_file=i386/t-i386bare
1214                 ;;
1215 changequote(,)dnl
1216         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1217 changequote([,])dnl
1218                 tm_file=i386/bsd386.h
1219 #               tmake_file=t-libc-ok
1220                 ;;
1221 changequote(,)dnl
1222         i[34567]86-*-bsd*)
1223 changequote([,])dnl
1224                 tm_file=i386/386bsd.h
1225 #               tmake_file=t-libc-ok
1226 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1227 #               use_collect2=yes
1228                 ;;
1229 changequote(,)dnl
1230         i[34567]86-*-freebsdelf*)
1231 changequote([,])dnl
1232                 tm_file="i386/i386.h i386/att.h svr4.h i386/freebsd-elf.h i386/perform.h"
1233                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1234                 tmake_file=t-freebsd
1235                 gas=yes
1236                 gnu_ld=yes
1237                 stabs=yes
1238                 ;;
1239 changequote(,)dnl
1240         i[34567]86-*-freebsd*)
1241 changequote([,])dnl
1242                 tm_file=i386/freebsd.h
1243                 tmake_file=t-freebsd
1244                 ;;
1245 changequote(,)dnl
1246         i[34567]86-*-netbsd*)
1247 changequote([,])dnl
1248                 tm_file=i386/netbsd.h
1249                 tmake_file=t-netbsd
1250        use_collect2=yes
1251                 ;;
1252 changequote(,)dnl
1253         i[34567]86-*-openbsd*)
1254 changequote([,])dnl
1255                 # we need collect2 until our bug is fixed...
1256                 use_collect2=yes
1257                 ;;
1258 changequote(,)dnl
1259         i[34567]86-*-coff*)
1260 changequote([,])dnl
1261                 tm_file=i386/i386-coff.h
1262                 tmake_file=i386/t-i386bare
1263                 ;;
1264 changequote(,)dnl
1265         i[34567]86-*-isc*)              # 80386 running ISC system
1266 changequote([,])dnl
1267                 xm_file="${xm_file} i386/xm-isc.h"
1268                 xm_defines="USG SVR3"
1269                 case $machine in
1270 changequote(,)dnl
1271                   i[34567]86-*-isc[34]*)
1272 changequote([,])dnl
1273                     xmake_file=i386/x-isc3
1274                     ;;
1275                   *)
1276                     xmake_file=i386/x-isc
1277                     ;;
1278                 esac
1279                 if test x$gas = xyes -a x$stabs = xyes
1280                 then
1281                         tm_file=i386/iscdbx.h
1282                         tmake_file=i386/t-svr3dbx
1283                         extra_parts="svr3.ifile svr3z.ifile"
1284                 else
1285                         tm_file=i386/isccoff.h
1286                         tmake_file=i386/t-crtstuff
1287                         extra_parts="crtbegin.o crtend.o"
1288                 fi
1289                 install_headers_dir=install-headers-cpio
1290                 ;;
1291 changequote(,)dnl
1292         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1293 changequote([,])dnl                     # with a.out format using
1294                                         # pre BFD linkers
1295                 xmake_file=x-linux-aout
1296                 tmake_file="t-linux-aout i386/t-crtstuff"
1297                 tm_file=i386/linux-oldld.h
1298                 gnu_ld=yes
1299                 float_format=i386
1300                 ;;
1301 changequote(,)dnl
1302         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1303 changequote([,])dnl                     # with a.out format
1304                 xmake_file=x-linux-aout
1305                 tmake_file="t-linux-aout i386/t-crtstuff"
1306                 tm_file=i386/linux-aout.h
1307                 gnu_ld=yes
1308                 float_format=i386
1309                 ;;
1310 changequote(,)dnl
1311         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1312 changequote([,])dnl                     # with ELF format using the
1313                                         # GNU/Linux C library 5
1314                 xmake_file=x-linux
1315                 tm_file=i386/linux.h
1316                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1317                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1318                 gnu_ld=yes
1319                 float_format=i386
1320                 if test x$enable_threads = xyes; then
1321                         thread_file='single'
1322                 fi
1323                 ;;
1324 changequote(,)dnl
1325         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1326 changequote([,])dnl                     # with ELF format using glibc 2
1327                                         # aka GNU/Linux C library 6
1328                 xmake_file=x-linux
1329                 tm_file=i386/linux.h
1330                 tmake_file="t-linux i386/t-crtstuff"
1331                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1332                 gnu_ld=yes
1333                 float_format=i386
1334                 if test x$enable_threads = xyes; then
1335                         thread_file='posix'
1336                 fi
1337                 ;;
1338 changequote(,)dnl
1339         i[34567]86-*-gnu*)
1340                 float_format=i386
1341 changequote([,])dnl
1342                 ;;
1343 changequote(,)dnl
1344         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1345 changequote([,])dnl
1346                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1347                 exit 1
1348                 ;;
1349 changequote(,)dnl
1350         i[34567]86-pc-msdosdjgpp*)
1351 changequote([,])dnl
1352                 xm_file=i386/xm-djgpp.h
1353                 tm_file=i386/djgpp.h
1354                 tmake_file=i386/t-djgpp
1355                 xmake_file=i386/x-djgpp
1356                 gnu_ld=yes
1357                 gas=yes
1358                 exeext=.exe
1359                 case $host in *pc-msdosdjgpp*)
1360                         target_alias=djgpp
1361                         ;;
1362                 esac
1363                 ;;
1364 changequote(,)dnl
1365         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1366 changequote([,])dnl
1367                 tm_file=i386/moss.h
1368                 tmake_file=t-libc-ok
1369                 gnu_ld=yes
1370                 gas=yes
1371                 ;;
1372 changequote(,)dnl
1373         i[34567]86-*-lynxos*)
1374 changequote([,])dnl
1375                 if test x$gas = xyes
1376                 then
1377                         tm_file=i386/lynx.h
1378                 else
1379                         tm_file=i386/lynx-ng.h
1380                 fi
1381                 xm_file=i386/xm-lynx.h
1382                 tmake_file=i386/t-i386bare
1383                 xmake_file=x-lynx
1384                 ;;
1385 changequote(,)dnl
1386         i[34567]86-*-mach*)
1387 changequote([,])dnl
1388                 tm_file=i386/mach.h
1389 #               tmake_file=t-libc-ok
1390                 use_collect2=yes
1391                 ;;
1392 changequote(,)dnl
1393         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1394 changequote([,])dnl
1395                 if test x$elf = xyes
1396                 then
1397                         tm_file=i386/osfelf.h
1398                         use_collect2=
1399                 else
1400                         tm_file=i386/osfrose.h
1401                         use_collect2=yes
1402                 fi
1403                 xm_file="i386/xm-osf.h ${xm_file}"
1404                 xmake_file=i386/x-osfrose
1405                 tmake_file=i386/t-osf
1406                 extra_objs=halfpic.o
1407                 ;;
1408 changequote(,)dnl
1409         i[34567]86-go32-rtems*)
1410 changequote([,])dnl
1411                 cpu_type=i386
1412                 xm_file=i386/xm-go32.h
1413                 tm_file=i386/go32-rtems.h
1414                 tmake_file="i386/t-go32 t-rtems"
1415                 ;;
1416 changequote(,)dnl
1417         i[34567]86-*-rtemself*)
1418 changequote([,])dnl
1419                 cpu_type=i386
1420                 tm_file=i386/rtemself.h
1421                 tmake_file="i386/t-i386bare t-rtems"
1422                 ;;
1423 changequote(,)dnl
1424         i[34567]86-*-rtems*)
1425 changequote([,])dnl
1426                 cpu_type=i386
1427                 tm_file=i386/rtems.h
1428                 tmake_file="i386/t-i386bare t-rtems"
1429                 ;;
1430 changequote(,)dnl
1431         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1432 changequote([,])dnl
1433                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1434                 xm_defines="USG SVR3"
1435                 xmake_file=i386/x-sco5
1436                 install_headers_dir=install-headers-cpio
1437                 tm_file=i386/sco5.h
1438                 if test x$gas = xyes
1439                 then
1440                         tm_file="i386/sco5gas.h ${tm_file}"
1441                         tmake_file=i386/t-sco5gas
1442                 else
1443                         tmake_file=i386/t-sco5
1444                 fi
1445                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1446                 ;;
1447 changequote(,)dnl
1448         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1449 changequote([,])dnl
1450                 xm_file="${xm_file} i386/xm-sco.h"
1451                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1452                 xmake_file=i386/x-sco4
1453                 install_headers_dir=install-headers-cpio
1454                 if test x$stabs = xyes
1455                 then
1456                         tm_file=i386/sco4dbx.h
1457                         tmake_file=i386/t-svr3dbx
1458                         extra_parts="svr3.ifile svr3z.rfile"
1459                 else
1460                         tm_file=i386/sco4.h
1461                         tmake_file=i386/t-crtstuff
1462                         extra_parts="crtbegin.o crtend.o"
1463                 fi
1464                 truncate_target=yes
1465                 ;;
1466 changequote(,)dnl
1467         i[34567]86-*-sco*)              # 80386 running SCO system
1468 changequote([,])dnl
1469                 xm_file=i386/xm-sco.h
1470                 xmake_file=i386/x-sco
1471                 install_headers_dir=install-headers-cpio
1472                 if test x$stabs = xyes
1473                 then
1474                         tm_file=i386/scodbx.h
1475                         tmake_file=i386/t-svr3dbx
1476                         extra_parts="svr3.ifile svr3z.rfile"
1477                 else
1478                         tm_file=i386/sco.h
1479                         extra_parts="crtbegin.o crtend.o"
1480                         tmake_file=i386/t-crtstuff
1481                 fi
1482                 truncate_target=yes
1483                 ;;
1484 changequote(,)dnl
1485         i[34567]86-*-solaris2*)
1486 changequote([,])dnl
1487                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1488                 xm_defines="USG POSIX SMALL_ARG_MAX"
1489                 if test x$stabs = xyes
1490                 then
1491                         tm_file=i386/sol2dbg.h
1492                 else
1493                         tm_file=i386/sol2.h
1494                 fi
1495                 tmake_file=i386/t-sol2
1496                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1497                 xmake_file=x-svr4
1498                 if test x$enable_threads = xyes; then
1499                         thread_file='solaris'
1500                 fi
1501                 ;;
1502 changequote(,)dnl
1503        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1504 changequote([,])dnl
1505                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1506                xm_defines="USG POSIX"
1507                tm_file=i386/sysv5.h
1508                if test x$stabs = xyes
1509                then
1510                        tm_file="${tm_file} dbx.h"
1511                fi
1512                tmake_file=i386/t-crtpic
1513                xmake_file=x-svr4
1514                extra_parts="crtbegin.o crtend.o"
1515                if test x$enable_threads = xyes; then
1516                        thread_file='posix'
1517                fi
1518                ;;
1519 changequote(,)dnl
1520         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1521 changequote([,])dnl
1522                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1523                 xm_defines="USG POSIX SMALL_ARG_MAX"
1524                 tm_file=i386/sysv4.h
1525                 if test x$stabs = xyes
1526                 then
1527                         tm_file="${tm_file} dbx.h"
1528                 fi
1529                 tmake_file=i386/t-crtpic
1530                 xmake_file=x-svr4
1531                 extra_parts="crtbegin.o crtend.o"
1532                 ;;
1533 changequote(,)dnl
1534         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1535 changequote([,])dnl
1536                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1537                 xm_defines="USG POSIX"
1538                 tm_file=i386/udk.h
1539                 tmake_file="i386/t-crtpic i386/t-udk"
1540                 xmake_file=x-svr4
1541                 extra_parts="crtbegin.o crtend.o"
1542                 install_headers_dir=install-headers-cpio
1543                 ;;
1544 changequote(,)dnl
1545         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1546 changequote([,])dnl
1547                 cpu_type=i386
1548                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1549                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1550                 if test x$stabs = xyes
1551                 then
1552                         tm_file=i386/osf1elfgdb.h
1553                 else
1554                         tm_file=i386/osf1elf.h
1555                 fi
1556                 tmake_file=i386/t-osf1elf
1557                 xmake_file=i386/x-osf1elf
1558                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1559                 ;;
1560 changequote(,)dnl
1561         i[34567]86-*-sysv*)             # Intel 80386's running system V
1562 changequote([,])dnl
1563                 xm_defines="USG SVR3"
1564                 xmake_file=i386/x-sysv3
1565                 if test x$gas = xyes
1566                 then
1567                         if test x$stabs = xyes
1568                         then
1569                                 tm_file=i386/svr3dbx.h
1570                                 tmake_file=i386/t-svr3dbx
1571                                 extra_parts="svr3.ifile svr3z.rfile"
1572                         else
1573                                 tm_file=i386/svr3gas.h
1574                                 extra_parts="crtbegin.o crtend.o"
1575                                 tmake_file=i386/t-crtstuff
1576                         fi
1577                 else
1578                         tm_file=i386/sysv3.h
1579                         extra_parts="crtbegin.o crtend.o"
1580                         tmake_file=i386/t-crtstuff
1581                 fi
1582                 ;;
1583         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1584                 xm_file="${xm_file} i386/xm-vsta.h"
1585                 tm_file=i386/vsta.h
1586                 tmake_file=i386/t-vsta
1587                 xmake_file=i386/x-vsta
1588                 ;;
1589 changequote(,)dnl
1590         i[34567]86-*-win32)
1591 changequote([,])dnl
1592                 xm_file="${xm_file} i386/xm-cygwin.h"
1593                 tmake_file=i386/t-cygwin
1594                 tm_file=i386/win32.h
1595                 xmake_file=i386/x-cygwin
1596                 extra_objs=winnt.o
1597                 if test x$enable_threads = xyes; then
1598                         thread_file='win32'
1599                 fi
1600                 exeext=.exe
1601                 ;;
1602 changequote(,)dnl
1603         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1604 changequote([,])dnl
1605                 xm_file="${xm_file} i386/xm-cygwin.h"
1606                 tmake_file=i386/t-cygwin
1607                 tm_file=i386/cygwin.h
1608                 xmake_file=i386/x-cygwin
1609                 extra_objs=winnt.o
1610                 if test x$enable_threads = xyes; then
1611                         thread_file='win32'
1612                 fi
1613                 exeext=.exe
1614                 ;;
1615 changequote(,)dnl
1616         i[34567]86-*-mingw32*)
1617 changequote([,])dnl
1618                 tm_file=i386/mingw32.h
1619                 xm_file="${xm_file} i386/xm-mingw32.h"
1620                 tmake_file="i386/t-cygwin i386/t-mingw32"
1621                 extra_objs=winnt.o
1622                 xmake_file=i386/x-cygwin
1623                 if test x$enable_threads = xyes; then
1624                         thread_file='win32'
1625                 fi
1626                 exeext=.exe
1627                 case $machine in
1628                         *mingw32msv*)
1629                                 ;;
1630                         *minwg32crt* | *mingw32*)
1631                                 tm_file="${tm_file} i386/crtdll.h"
1632                                 ;;
1633                 esac
1634                 ;;
1635 changequote(,)dnl
1636         i[34567]86-*-uwin*)
1637 changequote([,])dnl
1638                 tm_file=i386/uwin.h
1639                 xm_file="${xm_file} i386/xm-uwin.h"
1640                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1641                 tmake_file="i386/t-cygwin i386/t-uwin"
1642                 extra_objs=winnt.o
1643                 xmake_file=i386/x-cygwin
1644                 if test x$enable_threads = xyes; then
1645                         thread_file='win32'
1646                 fi
1647                 exeext=.exe
1648                 ;;
1649 changequote(,)dnl
1650         i[34567]86-*-interix*)
1651 changequote([,])dnl
1652                 tm_file="i386/i386-interix.h interix.h"
1653                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1654                 xm_defines="USG NO_SYS_SIGLIST"
1655                 tmake_file="i386/t-interix"
1656                 extra_objs=interix.o
1657                 xmake_file=x-interix
1658                 if test x$enable_threads = xyes ; then
1659                         thread_file='posix'
1660                 fi
1661                 if test x$stabs = xyes ; then
1662                         tm_file="${tm_file} dbxcoff.h"
1663                 fi
1664                 ;;
1665 changequote(,)dnl
1666         i[34567]86-*-winnt3*)
1667 changequote([,])dnl
1668                 tm_file=i386/win-nt.h
1669                 out_file=i386/i386.c
1670                 xm_file="xm-winnt.h ${xm_file}"
1671                 xmake_file=winnt/x-winnt
1672                 tmake_file=i386/t-winnt
1673                 extra_host_objs="winnt.o oldnames.o"
1674                 extra_gcc_objs="spawnv.o oldnames.o"
1675                 if test x$gnu_ld != xyes
1676                 then
1677                         extra_programs=ld.exe
1678                 fi
1679                 if test x$enable_threads = xyes; then
1680                         thread_file='win32'
1681                 fi
1682                 ;;
1683 changequote(,)dnl
1684         i[34567]86-dg-dgux*)
1685 changequote([,])dnl
1686                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1687                 xm_defines="USG POSIX"
1688                 out_file=i386/dgux.c
1689                 tm_file=i386/dgux.h
1690                 tmake_file=i386/t-dgux
1691                 xmake_file=i386/x-dgux
1692                 install_headers_dir=install-headers-cpio
1693               ;;
1694         i860-alliant-*)         # Alliant FX/2800
1695                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1696                 xm_file="${xm_file}"
1697                 xmake_file=i860/x-fx2800
1698                 tmake_file=i860/t-fx2800
1699                 extra_parts="crtbegin.o crtend.o"
1700                 ;;
1701         i860-*-bsd*)
1702                 tm_file="${tm_file} i860/bsd.h"
1703                 if test x$gas = xyes
1704                 then
1705                         tm_file="${tm_file} i860/bsd-gas.h"
1706                 fi
1707                 use_collect2=yes
1708                 ;;
1709         i860-*-mach*)
1710                 tm_file="${tm_file} i860/mach.h"
1711                 tmake_file=t-libc-ok
1712                 ;;
1713         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1714                 tm_file="${tm_file} svr3.h i860/paragon.h"
1715                 xm_defines="USG SVR3"
1716                 tmake_file=t-osf
1717                 ;;
1718         i860-*-sysv3*)
1719                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1720                 xm_defines="USG SVR3"
1721                 xmake_file=i860/x-sysv3
1722                 extra_parts="crtbegin.o crtend.o"
1723                 ;;
1724         i860-*-sysv4*)
1725                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1726                 xm_defines="USG SVR3"
1727                 xmake_file=i860/x-sysv4
1728                 tmake_file=t-svr4
1729                 extra_parts="crtbegin.o crtend.o"
1730                 ;;
1731         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1732                 tm_file="${tm_file} i960/vx960.h"
1733                 tmake_file=i960/t-vxworks960
1734                 use_collect2=yes
1735                 thread_file='vxworks'
1736                 ;;
1737         i960-wrs-vxworks5* | i960-wrs-vxworks)
1738                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1739                 tmake_file=i960/t-vxworks960
1740                 use_collect2=yes
1741                 thread_file='vxworks'
1742                 ;;
1743         i960-wrs-vxworks*)
1744                 tm_file="${tm_file} i960/vx960.h"
1745                 tmake_file=i960/t-vxworks960
1746                 use_collect2=yes
1747                 thread_file='vxworks'
1748                 ;;
1749         i960-*-coff*)
1750                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1751                 tmake_file=i960/t-960bare
1752                 use_collect2=yes
1753                 ;;
1754         i960-*-rtems)
1755                 tmake_file="i960/t-960bare t-rtems"
1756                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1757                 use_collect2=yes
1758                 ;;
1759         i960-*-*)                       # Default i960 environment.
1760                 use_collect2=yes
1761                 ;;
1762         m32r-*-elf*)
1763                 extra_parts="crtinit.o crtfini.o"
1764                 ;;
1765         m68000-convergent-sysv*)
1766                 tm_file=m68k/ctix.h
1767                 xm_file="m68k/xm-3b1.h ${xm_file}"
1768                 xm_defines=USG
1769                 use_collect2=yes
1770                 extra_headers=math-68881.h
1771                 ;;
1772         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1773                 tm_file=m68k/hp2bsd.h
1774                 xmake_file=m68k/x-hp2bsd
1775                 use_collect2=yes
1776                 extra_headers=math-68881.h
1777                 ;;
1778         m68000-hp-hpux*)                # HP 9000 series 300
1779                 xm_file="xm_alloca.h ${xm_file}"
1780                 xm_defines="USG NO_SYS_SIGLIST"
1781                 if test x$gas = xyes
1782                 then
1783                         xmake_file=m68k/x-hp320g
1784                         tm_file=m68k/hp310g.h
1785                 else
1786                         xmake_file=m68k/x-hp320
1787                         tm_file=m68k/hp310.h
1788                 fi
1789                 install_headers_dir=install-headers-cpio
1790                 use_collect2=yes
1791                 extra_headers=math-68881.h
1792                 ;;
1793         m68000-sun-sunos3*)
1794                 tm_file=m68k/sun2.h
1795                 use_collect2=yes
1796                 extra_headers=math-68881.h
1797                 ;;
1798         m68000-sun-sunos4*)
1799                 tm_file=m68k/sun2o4.h
1800                 use_collect2=yes
1801                 extra_headers=math-68881.h
1802                 ;;
1803         m68000-att-sysv*)
1804                 xm_file="m68k/xm-3b1.h ${xm_file}"
1805                 xm_defines=USG
1806                 if test x$gas = xyes
1807                 then
1808                         tm_file=m68k/3b1g.h
1809                 else
1810                         tm_file=m68k/3b1.h
1811                 fi
1812                 use_collect2=yes
1813                 extra_headers=math-68881.h
1814                 ;;
1815         m68k-apple-aux*)                # Apple Macintosh running A/UX
1816                 xm_defines="USG AUX"
1817                 tmake_file=m68k/t-aux
1818                 install_headers_dir=install-headers-cpio
1819                 extra_headers=math-68881.h
1820                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1821                 tm_file=
1822                 if test "$gnu_ld" = yes
1823                 then
1824                         tm_file="${tm_file} m68k/auxgld.h"
1825                 else
1826                         tm_file="${tm_file} m68k/auxld.h"
1827                 fi
1828                 if test "$gas" = yes
1829                 then
1830                         tm_file="${tm_file} m68k/auxgas.h"
1831                 else
1832                         tm_file="${tm_file} m68k/auxas.h"
1833                 fi
1834                 tm_file="${tm_file} m68k/a-ux.h"
1835                 float_format=m68k
1836                 ;;
1837         m68k-apollo-*)
1838                 tm_file=m68k/apollo68.h
1839                 xmake_file=m68k/x-apollo68
1840                 use_collect2=yes
1841                 extra_headers=math-68881.h
1842                 float_format=m68k
1843                 ;;
1844         m68k-altos-sysv*)                  # Altos 3068
1845                 if test x$gas = xyes
1846                 then
1847                         tm_file=m68k/altos3068.h
1848                         xm_defines=USG
1849                 else
1850                         echo "The Altos is supported only with the GNU assembler" 1>&2
1851                         exit 1
1852                 fi
1853                 extra_headers=math-68881.h
1854                 ;;
1855         m68k-bull-sysv*)                # Bull DPX/2
1856                 if test x$gas = xyes
1857                 then
1858                         if test x$stabs = xyes
1859                         then
1860                                 tm_file=m68k/dpx2cdbx.h
1861                         else
1862                                 tm_file=m68k/dpx2g.h
1863                         fi
1864                 else
1865                         tm_file=m68k/dpx2.h
1866                 fi
1867                 xm_file="xm-alloca.h ${xm_file}"
1868                 xm_defines=USG
1869                 xmake_file=m68k/x-dpx2
1870                 use_collect2=yes
1871                 extra_headers=math-68881.h
1872                 ;;
1873         m68k-atari-sysv4*)              # Atari variant of V.4.
1874                 tm_file=m68k/atari.h
1875                 xm_file="xm-alloca.h ${xm_file}"
1876                 xm_defines="USG FULL_PROTOTYPES"
1877                 tmake_file=t-svr4
1878                 extra_parts="crtbegin.o crtend.o"
1879                 extra_headers=math-68881.h
1880                 float_format=m68k
1881                 ;;
1882         m68k-motorola-sysv*)
1883                 tm_file=m68k/mot3300.h
1884                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1885                 xm_defines=NO_SYS_SIGLIST
1886                 if test x$gas = xyes
1887                 then
1888                         xmake_file=m68k/x-mot3300-gas
1889                         if test x$gnu_ld = xyes
1890                         then
1891                                 tmake_file=m68k/t-mot3300-gald
1892                         else
1893                                 tmake_file=m68k/t-mot3300-gas
1894                                 use_collect2=yes
1895                         fi
1896                 else
1897                         xmake_file=m68k/x-mot3300
1898                         if test x$gnu_ld = xyes
1899                         then
1900                                 tmake_file=m68k/t-mot3300-gld
1901                         else
1902                                 tmake_file=m68k/t-mot3300
1903                                 use_collect2=yes
1904                         fi
1905                 fi
1906                 gdb_needs_out_file_path=yes
1907                 extra_parts="crt0.o mcrt0.o"
1908                 extra_headers=math-68881.h
1909                 float_format=m68k
1910                 ;;
1911         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1912                 tm_file=m68k/tower-as.h
1913                 xm_defines="USG SVR3"
1914                 xmake_file=m68k/x-tower
1915                 extra_parts="crtbegin.o crtend.o"
1916                 extra_headers=math-68881.h
1917                 ;;
1918         m68k-plexus-sysv*)
1919                 tm_file=m68k/plexus.h
1920                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1921                 xm_defines=USG
1922                 use_collect2=yes
1923                 extra_headers=math-68881.h
1924                 ;;
1925         m68k-tti-*)
1926                 tm_file=m68k/pbb.h
1927                 xm_file="xm-alloca.h ${xm_file}"
1928                 xm_defines=USG
1929                 extra_headers=math-68881.h
1930                 ;;
1931         m68k-crds-unos*)
1932                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1933                 xm_defines="USG unos"
1934                 xmake_file=m68k/x-crds
1935                 tm_file=m68k/crds.h
1936                 use_collect2=yes
1937                 extra_headers=math-68881.h
1938                 ;;
1939         m68k-cbm-sysv4*)                # Commodore variant of V.4.
1940                 tm_file=m68k/amix.h
1941                 xm_file="xm-alloca.h ${xm_file}"
1942                 xm_defines="USG FULL_PROTOTYPES"
1943                 xmake_file=m68k/x-amix
1944                 tmake_file=t-svr4
1945                 extra_parts="crtbegin.o crtend.o"
1946                 extra_headers=math-68881.h
1947                 float_format=m68k
1948                 ;;
1949         m68k-ccur-rtu)
1950                 tm_file=m68k/ccur-GAS.h
1951                 xmake_file=m68k/x-ccur
1952                 extra_headers=math-68881.h
1953                 use_collect2=yes
1954                 float_format=m68k
1955                 ;;
1956         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
1957                 tm_file=m68k/hp3bsd44.h
1958                 xmake_file=m68k/x-hp3bsd44
1959                 use_collect2=yes
1960                 extra_headers=math-68881.h
1961                 float_format=m68k
1962                 ;;
1963         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
1964                 tm_file=m68k/hp3bsd.h
1965                 use_collect2=yes
1966                 extra_headers=math-68881.h
1967                 float_format=m68k
1968                 ;;
1969         m68k-isi-bsd*)
1970                 if test x$with_fp = xno
1971                 then
1972                         tm_file=m68k/isi-nfp.h
1973                 else
1974                         tm_file=m68k/isi.h
1975                         float_format=m68k
1976                 fi
1977                 use_collect2=yes
1978                 extra_headers=math-68881.h
1979                 ;;
1980         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
1981                 xm_file="xm_alloca.h ${xm_file}"
1982                 xm_defines="USG NO_SYS_SIGLIST"
1983                 if test x$gas = xyes
1984                 then
1985                         xmake_file=m68k/x-hp320g
1986                         tm_file=m68k/hp320g.h
1987                 else
1988                         xmake_file=m68k/x-hp320
1989                         tm_file=m68k/hpux7.h
1990                 fi
1991                 install_headers_dir=install-headers-cpio
1992                 use_collect2=yes
1993                 extra_headers=math-68881.h
1994                 float_format=m68k
1995                 ;;
1996         m68k-hp-hpux*)  # HP 9000 series 300
1997                 xm_file="xm_alloca.h ${xm_file}"
1998                 xm_defines="USG NO_SYS_SIGLIST"
1999                 if test x$gas = xyes
2000                 then
2001                         xmake_file=m68k/x-hp320g
2002                         tm_file=m68k/hp320g.h
2003                 else
2004                         xmake_file=m68k/x-hp320
2005                         tm_file=m68k/hp320.h
2006                 fi
2007                 install_headers_dir=install-headers-cpio
2008                 use_collect2=yes
2009                 extra_headers=math-68881.h
2010                 float_format=m68k
2011                 ;;
2012         m68k-sun-mach*)
2013                 tm_file=m68k/sun3mach.h
2014                 use_collect2=yes
2015                 extra_headers=math-68881.h
2016                 float_format=m68k
2017                 ;;
2018         m68k-sony-newsos3*)
2019                 if test x$gas = xyes
2020                 then
2021                         tm_file=m68k/news3gas.h
2022                 else
2023                         tm_file=m68k/news3.h
2024                 fi
2025                 use_collect2=yes
2026                 extra_headers=math-68881.h
2027                 float_format=m68k
2028                 ;;
2029         m68k-sony-bsd* | m68k-sony-newsos*)
2030                 if test x$gas = xyes
2031                 then
2032                         tm_file=m68k/newsgas.h
2033                 else
2034                         tm_file=m68k/news.h
2035                 fi
2036                 use_collect2=yes
2037                 extra_headers=math-68881.h
2038                 float_format=m68k
2039                 ;;
2040         m68k-next-nextstep2*)
2041                 tm_file=m68k/next21.h
2042                 xm_file="m68k/xm-next.h ${xm_file}"
2043                 tmake_file=m68k/t-next
2044                 xmake_file=m68k/x-next
2045                 extra_objs=nextstep.o
2046                 extra_headers=math-68881.h
2047                 use_collect2=yes
2048                 float_format=m68k
2049                 ;;
2050         m68k-next-nextstep3*)
2051                 tm_file=m68k/next.h
2052                 xm_file="m68k/xm-next.h ${xm_file}"
2053                 tmake_file=m68k/t-next
2054                 xmake_file=m68k/x-next
2055                 extra_objs=nextstep.o
2056                 extra_parts="crtbegin.o crtend.o"
2057                 extra_headers=math-68881.h
2058                 float_format=m68k
2059                 if test x$enable_threads = xyes; then
2060                         thread_file='mach'
2061                 fi
2062                 ;;
2063         m68k-sun-sunos3*)
2064                 if test x$with_fp = xno
2065                 then
2066                         tm_file=m68k/sun3n3.h
2067                 else
2068                         tm_file=m68k/sun3o3.h
2069                         float_format=m68k
2070                 fi
2071                 use_collect2=yes
2072                 extra_headers=math-68881.h
2073                 ;;
2074         m68k-sun-sunos*)                        # For SunOS 4 (the default).
2075                 if test x$with_fp = xno
2076                 then
2077                         tm_file=m68k/sun3n.h
2078                 else
2079                         tm_file=m68k/sun3.h
2080                         float_format=m68k
2081                 fi
2082                 use_collect2=yes
2083                 extra_headers=math-68881.h
2084                 ;;
2085         m68k-wrs-vxworks*)
2086                 tm_file=m68k/vxm68k.h
2087                 tmake_file=m68k/t-vxworks68
2088                 extra_headers=math-68881.h
2089                 thread_file='vxworks'
2090                 float_format=m68k
2091                 ;;
2092         m68k-*-aout*)
2093                 tmake_file=m68k/t-m68kbare
2094                 tm_file="m68k/m68k-aout.h libgloss.h"
2095                 extra_headers=math-68881.h
2096                 float_format=m68k
2097                 ;;
2098         m68k-*-coff*)
2099                 tmake_file=m68k/t-m68kbare
2100                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2101                 extra_headers=math-68881.h
2102                 float_format=m68k
2103                 ;;
2104         m68020-*-elf* | m68k-*-elf*)
2105                 tm_file="m68k/m68020-elf.h"
2106                 xm_file=m68k/xm-m68kv.h
2107                 tmake_file=m68k/t-m68kelf
2108                 header_files=math-68881.h
2109                 ;;
2110         m68k-*-lynxos*)
2111                 if test x$gas = xyes
2112                 then
2113                         tm_file=m68k/lynx.h
2114                 else
2115                         tm_file=m68k/lynx-ng.h
2116                 fi
2117                 xm_file=m68k/xm-lynx.h
2118                 xmake_file=x-lynx
2119                 tmake_file=m68k/t-lynx
2120                 extra_headers=math-68881.h
2121                 float_format=m68k
2122                 ;;
2123         m68k*-*-netbsd*)
2124                 tm_file=m68k/netbsd.h
2125                 tmake_file=t-netbsd
2126                 float_format=m68k
2127        use_collect2=yes
2128                 ;;
2129         m68k*-*-openbsd*)
2130                 float_format=m68k
2131                 # we need collect2 until our bug is fixed...
2132                 use_collect2=yes
2133                 ;;
2134         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2135                 xm_file="xm-alloca.h ${xm_file}"
2136                 xm_defines=USG
2137                 xmake_file=m68k/x-m68kv
2138                 extra_parts="crtbegin.o crtend.o"
2139                 extra_headers=math-68881.h
2140                 float_format=m68k
2141                 ;;
2142         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2143                 tm_file=m68k/m68kv4.h
2144                 xm_file="xm-alloca.h ${xm_file}"
2145                 xm_defines=USG
2146                 tmake_file=t-svr4
2147                 extra_parts="crtbegin.o crtend.o"
2148                 extra_headers=math-68881.h
2149                 float_format=m68k
2150                 ;;
2151         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2152                                         # with a.out format
2153                 xmake_file=x-linux
2154                 tm_file=m68k/linux-aout.h
2155                 tmake_file="t-linux-aout m68k/t-linux-aout"
2156                 extra_headers=math-68881.h
2157                 float_format=m68k
2158                 gnu_ld=yes
2159                 ;;
2160         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2161                                         # with ELF format using the
2162                                         # GNU/Linux C library 5
2163                 xmake_file=x-linux
2164                 tm_file=m68k/linux.h
2165                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2166                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2167                 extra_headers=math-68881.h
2168                 float_format=m68k
2169                 gnu_ld=yes
2170                 ;;
2171         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2172                                         # with ELF format using glibc 2
2173                                         # aka the GNU/Linux C library 6.
2174                 xmake_file=x-linux
2175                 tm_file=m68k/linux.h
2176                 tmake_file="t-linux m68k/t-linux"
2177                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2178                 extra_headers=math-68881.h
2179                 float_format=m68k
2180                 gnu_ld=yes
2181                 if test x$enable_threads = xyes; then
2182                         thread_file='posix'
2183                 fi
2184                 ;;
2185         m68k-*-psos*)
2186                 tmake_file=m68k/t-m68kbare
2187                 tm_file=m68k/m68k-psos.h
2188                 extra_headers=math-68881.h
2189                 float_format=m68k
2190                 ;;
2191         m68k-*-rtems*)
2192                 tmake_file="m68k/t-m68kbare t-rtems"
2193                 tm_file=m68k/rtems.h
2194                 extra_headers=math-68881.h
2195                 float_format=m68k
2196                 ;;
2197
2198         m88k-dg-dgux*)
2199                 case $machine in
2200                   m88k-dg-dguxbcs*)
2201                     tm_file=m88k/dguxbcs.h
2202                     tmake_file=m88k/t-dguxbcs
2203                     ;;
2204                   *)
2205                     tm_file=m88k/dgux.h
2206                     tmake_file=m88k/t-dgux
2207                     ;;
2208                 esac
2209                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2210                 xmake_file=m88k/x-dgux
2211                 if test x$gas = xyes
2212                 then
2213                         tmake_file=m88k/t-dgux-gas
2214                 fi
2215                 ;;
2216         m88k-dolphin-sysv3*)
2217                 tm_file=m88k/dolph.h
2218                 extra_parts="crtbegin.o crtend.o"
2219                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2220                 xmake_file=m88k/x-dolph
2221                 if test x$gas = xyes
2222                 then
2223                         tmake_file=m88k/t-m88k-gas
2224                 fi
2225                 ;;
2226         m88k-tektronix-sysv3)
2227                 tm_file=m88k/tekXD88.h
2228                 extra_parts="crtbegin.o crtend.o"
2229                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2230                 xmake_file=m88k/x-tekXD88
2231                 if test x$gas = xyes
2232                 then
2233                         tmake_file=m88k/t-m88k-gas
2234                 fi
2235                 ;;
2236         m88k-*-aout*)
2237                 tm_file=m88k/m88k-aout.h
2238                 ;;
2239         m88k-*-coff*)
2240                 tm_file=m88k/m88k-coff.h
2241                 tmake_file=m88k/t-bug
2242                 ;;
2243         m88k-*-luna*)
2244                 tm_file=m88k/luna.h
2245                 extra_parts="crtbegin.o crtend.o"
2246                 if test x$gas = xyes
2247                 then
2248                         tmake_file=m88k/t-luna-gas
2249                 else
2250                         tmake_file=m88k/t-luna
2251                 fi
2252                 ;;
2253         m88k-*-openbsd*)
2254                 tmake_file="${tmake_file} m88k/t-luna-gas"
2255                 ;;
2256         m88k-*-sysv3*)
2257                 tm_file=m88k/sysv3.h
2258                 extra_parts="crtbegin.o crtend.o"
2259                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2260                 xmake_file=m88k/x-sysv3
2261                 if test x$gas = xyes
2262                 then
2263                         tmake_file=m88k/t-m88k-gas
2264                 fi
2265                 ;;
2266         m88k-*-sysv4*)
2267                 tm_file=m88k/sysv4.h
2268                 extra_parts="crtbegin.o crtend.o"
2269                 xmake_file=m88k/x-sysv4
2270                 tmake_file=m88k/t-sysv4
2271                 ;;
2272         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2273                 if test "x$gnu_ld" = xyes
2274                 then
2275                         tm_file="mips/iris6.h mips/iris6gld.h"
2276                 else
2277                         tm_file=mips/iris6.h
2278                 fi
2279                 tmake_file=mips/t-iris6
2280                 xm_file=mips/xm-iris6.h
2281                 xmake_file=mips/x-iris6
2282 #               if test x$enable_threads = xyes; then
2283 #                       thread_file='irix'
2284 #               fi
2285                 ;;
2286         mips-wrs-vxworks)
2287                 tm_file="mips/elf.h mips/vxworks.h"
2288                 tmake_file=mips/t-ecoff
2289                 gas=yes
2290                 gnu_ld=yes
2291                 extra_parts="crtbegin.o crtend.o"
2292                 thread_file='vxworks'
2293                 ;;
2294         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2295                 tm_file="mips/iris6.h mips/cross64.h"
2296                 xm_defines=USG
2297                 xm_file="mips/xm-iris5.h"
2298                 xmake_file=mips/x-iris
2299                 tmake_file=mips/t-cross64
2300                 # See comment in mips/iris[56].h files.
2301                 use_collect2=yes
2302 #               if test x$enable_threads = xyes; then
2303 #                       thread_file='irix'
2304 #               fi
2305                 ;;
2306         mips-sni-sysv4)
2307                 if test x$gas = xyes
2308                 then
2309                         if test x$stabs = xyes
2310                         then
2311                                 tm_file=mips/iris5gdb.h
2312                         else
2313                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2314                         fi
2315                 else
2316                         tm_file=mips/sni-svr4.h
2317                 fi
2318                 xm_defines=USG
2319                 xmake_file=mips/x-sni-svr4
2320                 tmake_file=mips/t-mips-gas
2321                 if test x$gnu_ld != xyes
2322                 then
2323                         use_collect2=yes
2324                 fi
2325                 ;;
2326         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2327                 if test x$gas = xyes
2328                 then
2329                         tm_file="mips/iris5.h mips/iris5gas.h"
2330                         if test x$stabs = xyes
2331                         then
2332                                 tm_file="${tm_file} dbx.h"
2333                         fi
2334                 else
2335                         tm_file=mips/iris5.h
2336                 fi
2337                 xm_defines=USG
2338                 xm_file="mips/xm-iris5.h"
2339                 xmake_file=mips/x-iris
2340                 # mips-tfile doesn't work yet
2341                 tmake_file=mips/t-mips-gas
2342                 # See comment in mips/iris5.h file.
2343                 use_collect2=yes
2344 #               if test x$enable_threads = xyes; then
2345 #                       thread_file='irix'
2346 #               fi
2347                 ;;
2348         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2349                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2350                 if test x$stabs = xyes; then
2351                         tm_file="${tm_file} dbx.h"
2352                 fi
2353                 xm_defines=USG
2354                 xmake_file=mips/x-iris
2355                 if test x$gas = xyes
2356                 then
2357                         tmake_file=mips/t-mips-gas
2358                 else
2359                         extra_passes="mips-tfile mips-tdump"
2360                 fi
2361                 if test x$gnu_ld != xyes
2362                 then
2363                         use_collect2=yes
2364                 fi
2365 #               if test x$enable_threads = xyes; then
2366 #                       thread_file='irix'
2367 #               fi
2368                 ;;
2369         mips-sgi-irix4*)                # Mostly like a MIPS.
2370                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2371                 if test x$stabs = xyes; then
2372                         tm_file="${tm_file} dbx.h"
2373                 fi
2374                 xm_defines=USG
2375                 xmake_file=mips/x-iris
2376                 if test x$gas = xyes
2377                 then
2378                         tmake_file=mips/t-mips-gas
2379                 else
2380                         extra_passes="mips-tfile mips-tdump"
2381                 fi
2382                 if test x$gnu_ld != xyes
2383                 then
2384                         use_collect2=yes
2385                 fi
2386 #               if test x$enable_threads = xyes; then
2387 #                       thread_file='irix'
2388 #               fi
2389                 ;;
2390         mips-sgi-*)                     # Mostly like a MIPS.
2391                 tm_file="mips/iris3.h ${tm_file}"
2392                 if test x$stabs = xyes; then
2393                         tm_file="${tm_file} dbx.h"
2394                 fi
2395                 xm_defines=USG
2396                 xmake_file=mips/x-iris3
2397                 if test x$gas = xyes
2398                 then
2399                         tmake_file=mips/t-mips-gas
2400                 else
2401                         extra_passes="mips-tfile mips-tdump"
2402                 fi
2403                 if test x$gnu_ld != xyes
2404                 then
2405                         use_collect2=yes
2406                 fi
2407                 ;;
2408         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2409                 tm_file="mips/osfrose.h ${tm_file}"
2410                 xmake_file=mips/x-osfrose
2411                 tmake_file=mips/t-osfrose
2412                 extra_objs=halfpic.o
2413                 use_collect2=yes
2414                 ;;
2415         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2416                 tm_file=mips/dec-osf1.h
2417                 if test x$stabs = xyes; then
2418                         tm_file="${tm_file} dbx.h"
2419                 fi
2420                 xmake_file=mips/x-dec-osf1
2421                 if test x$gas = xyes
2422                 then
2423                         tmake_file=mips/t-mips-gas
2424                 else
2425                         tmake_file=mips/t-ultrix
2426                         extra_passes="mips-tfile mips-tdump"
2427                 fi
2428                 if test x$gnu_ld != xyes
2429                 then
2430                         use_collect2=yes
2431                 fi
2432                 ;;
2433         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2434               tm_file=mips/dec-bsd.h
2435               if test x$gas = xyes
2436               then
2437                         tmake_file=mips/t-mips-gas
2438               else
2439                         tmake_file=mips/t-ultrix
2440                         extra_passes="mips-tfile mips-tdump"
2441               fi
2442               if test x$gnu_ld != xyes
2443               then
2444                         use_collect2=yes
2445               fi
2446               ;;
2447         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2448                 tm_file=mips/netbsd.h
2449                 # On NetBSD, the headers are already okay, except for math.h.
2450                 tmake_file=t-netbsd
2451                 ;;
2452        mips*-*-linux*)                         # Linux MIPS, either endian.
2453                 xmake_file=x-linux
2454                 xm_file="xm-siglist.h ${xm_file}"
2455                case $machine in
2456                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2457                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2458                esac
2459                 extra_parts="crtbegin.o crtend.o"
2460                 gnu_ld=yes
2461                 gas=yes
2462                 ;;
2463         mips*el-*-openbsd*)     # mips little endian
2464                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2465                 tm_file=mips/openbsd.h
2466                 ;;
2467         mips*-*-openbsd*)               # mips big endian
2468                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2469                 tm_file=mips/openbsd-be.h
2470                 ;;
2471         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2472                 tm_file="mips/news4.h ${tm_file}"
2473                 if test x$stabs = xyes; then
2474                         tm_file="${tm_file} dbx.h"
2475                 fi
2476                 if test x$gas = xyes
2477                 then
2478                         tmake_file=mips/t-mips-gas
2479                 else
2480                         extra_passes="mips-tfile mips-tdump"
2481                 fi
2482                 if test x$gnu_ld != xyes
2483                 then
2484                         use_collect2=yes
2485                 fi
2486                 xmake_file=mips/x-sony
2487                 ;;
2488         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2489                                         # That is based on svr4.
2490                 # t-svr4 is not right because this system doesn't use ELF.
2491                 tm_file="mips/news5.h ${tm_file}"
2492                 if test x$stabs = xyes; then
2493                         tm_file="${tm_file} dbx.h"
2494                 fi
2495                 xm_file="xm-siglist.h ${xm_file}"
2496                 xm_defines=USG
2497                 if test x$gas = xyes
2498                 then
2499                         tmake_file=mips/t-mips-gas
2500                 else
2501                         extra_passes="mips-tfile mips-tdump"
2502                 fi
2503                 if test x$gnu_ld != xyes
2504                 then
2505                         use_collect2=yes
2506                 fi
2507                 ;;
2508         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2509                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2510                 if test x$stabs = xyes; then
2511                         tm_file="${tm_file} dbx.h"
2512                 fi
2513                 xm_file="xm-siglist.h ${xm_file}"
2514                 xm_defines=USG
2515                 xmake_file=mips/x-sysv
2516                 if test x$gas = xyes
2517                 then
2518                         tmake_file=mips/t-mips-gas
2519                         extra_parts="crtbegin.o crtend.o"
2520                 else
2521                         tmake_file=mips/t-mips
2522                         extra_passes="mips-tfile mips-tdump"
2523                 fi
2524                 if test x$gnu_ld != xyes
2525                 then
2526                         use_collect2=yes
2527                 fi
2528                 ;;
2529         mips-*-ultrix* | mips-dec-mach3)        # Decstation.
2530                 tm_file="mips/ultrix.h ${tm_file}"
2531                 if test x$stabs = xyes; then
2532                         tm_file="${tm_file} dbx.h"
2533                 fi
2534                 xmake_file=mips/x-ultrix
2535                 if test x$gas = xyes
2536                 then
2537                         tmake_file=mips/t-mips-gas
2538                 else
2539                         tmake_file=mips/t-ultrix
2540                         extra_passes="mips-tfile mips-tdump"
2541                 fi
2542                 if test x$gnu_ld != xyes
2543                 then
2544                         use_collect2=yes
2545                 fi
2546                 ;;
2547 changequote(,)dnl
2548         mips-*-riscos[56789]bsd*)
2549 changequote([,])dnl
2550                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2551                 if test x$stabs = xyes; then
2552                         tm_file="${tm_file} dbx.h"
2553                 fi
2554                 if test x$gas = xyes
2555                 then
2556                         tmake_file=mips/t-bsd-gas
2557                 else
2558                         tmake_file=mips/t-bsd
2559                         extra_passes="mips-tfile mips-tdump"
2560                 fi
2561                 if test x$gnu_ld != xyes
2562                 then
2563                         use_collect2=yes
2564                 fi
2565                 ;;
2566 changequote(,)dnl
2567         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2568 changequote([,])dnl
2569                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2570                 if test x$stabs = xyes; then
2571                         tm_file="${tm_file} dbx.h"
2572                 fi
2573                 if test x$gas = xyes
2574                 then
2575                         tmake_file=mips/t-bsd-gas
2576                 else
2577                         tmake_file=mips/t-bsd
2578                         extra_passes="mips-tfile mips-tdump"
2579                 fi
2580                 if test x$gnu_ld != xyes
2581                 then
2582                         use_collect2=yes
2583                 fi
2584                 ;;
2585 changequote(,)dnl
2586         mips-*-riscos[56789]sysv4*)
2587 changequote([,])dnl
2588                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2589                 if test x$stabs = xyes; then
2590                         tm_file="${tm_file} dbx.h"
2591                 fi
2592                 xm_file="xm-siglist.h ${xm_file}"
2593                 xmake_file=mips/x-sysv
2594                 if test x$gas = xyes
2595                 then
2596                         tmake_file=mips/t-svr4-gas
2597                 else
2598                         tmake_file=mips/t-svr4
2599                         extra_passes="mips-tfile mips-tdump"
2600                 fi
2601                 if test x$gnu_ld != xyes
2602                 then
2603                         use_collect2=yes
2604                 fi
2605                 ;;
2606 changequote(,)dnl
2607         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2608 changequote([,])dnl
2609                 tm_file="mips/svr4-4.h ${tm_file}"
2610                 if test x$stabs = xyes; then
2611                         tm_file="${tm_file} dbx.h"
2612                 fi
2613                 xm_defines=USG
2614                 xmake_file=mips/x-sysv
2615                 if test x$gas = xyes
2616                 then
2617                         tmake_file=mips/t-svr4-gas
2618                 else
2619                         tmake_file=mips/t-svr4
2620                         extra_passes="mips-tfile mips-tdump"
2621                 fi
2622                 if test x$gnu_ld != xyes
2623                 then
2624                         use_collect2=yes
2625                 fi
2626                 ;;
2627 changequote(,)dnl
2628         mips-*-riscos[56789]sysv*)
2629 changequote([,])dnl
2630                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2631                 if test x$stabs = xyes; then
2632                         tm_file="${tm_file} dbx.h"
2633                 fi
2634                 xm_defines=USG
2635                 xmake_file=mips/x-sysv
2636                 if test x$gas = xyes
2637                 then
2638                         tmake_file=mips/t-svr3-gas
2639                 else
2640                         tmake_file=mips/t-svr3
2641                         extra_passes="mips-tfile mips-tdump"
2642                 fi
2643                 if test x$gnu_ld != xyes
2644                 then
2645                         use_collect2=yes
2646                 fi
2647                 ;;
2648         mips-*-sysv* | mips-*-riscos*sysv*)
2649                 tm_file="mips/svr3-4.h ${tm_file}"
2650                 if test x$stabs = xyes; then
2651                         tm_file="${tm_file} dbx.h"
2652                 fi
2653                 xm_defines=USG
2654                 xmake_file=mips/x-sysv
2655                 if test x$gas = xyes
2656                 then
2657                         tmake_file=mips/t-svr3-gas
2658                 else
2659                         tmake_file=mips/t-svr3
2660                         extra_passes="mips-tfile mips-tdump"
2661                 fi
2662                 if test x$gnu_ld != xyes
2663                 then
2664                         use_collect2=yes
2665                 fi
2666                 ;;
2667 changequote(,)dnl
2668         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2669 changequote([,])dnl
2670                 tm_file=mips/mips-5.h
2671                 if test x$stabs = xyes; then
2672                         tm_file="${tm_file} dbx.h"
2673                 fi
2674                 if test x$gas = xyes
2675                 then
2676                         tmake_file=mips/t-mips-gas
2677                 else
2678                         extra_passes="mips-tfile mips-tdump"
2679                 fi
2680                 if test x$gnu_ld != xyes
2681                 then
2682                         use_collect2=yes
2683                 fi
2684                 ;;
2685         mips-*-gnu*)
2686                 ;;
2687         mipsel-*-ecoff*)
2688                 tm_file=mips/ecoffl.h
2689                 if test x$stabs = xyes; then
2690                         tm_file="${tm_file} dbx.h"
2691                 fi
2692                 tmake_file=mips/t-ecoff
2693                 ;;
2694         mips-*-ecoff*)
2695                 tm_file="gofast.h mips/ecoff.h"
2696                 if test x$stabs = xyes; then
2697                         tm_file="${tm_file} dbx.h"
2698                 fi
2699                 tmake_file=mips/t-ecoff
2700                 ;;
2701         mipsel-*-elf*)
2702                 tm_file="mips/elfl.h"
2703                 tmake_file=mips/t-elf
2704                 ;;
2705         mips-*-elf*)
2706                 tm_file="mips/elf.h"
2707                 tmake_file=mips/t-elf
2708                 ;;
2709         mips64el-*-elf*)
2710                 tm_file="mips/elfl64.h"
2711                 tmake_file=mips/t-elf
2712                 ;;
2713         mips64orionel-*-elf*)
2714                 tm_file="mips/elforion.h mips/elfl64.h"
2715                 tmake_file=mips/t-elf
2716                 ;;
2717         mips64-*-elf*)
2718                 tm_file="mips/elf64.h"
2719                 tmake_file=mips/t-elf
2720                 ;;
2721         mips64orion-*-elf*)
2722                 tm_file="mips/elforion.h mips/elf64.h"
2723                 tmake_file=mips/t-elf
2724                 ;;
2725         mips64orion-*-rtems*)
2726                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2727                 tmake_file="mips/t-ecoff t-rtems"
2728                 ;;
2729         mipstx39el-*-elf*)
2730                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2731                 tmake_file=mips/t-r3900
2732                 ;;
2733         mipstx39-*-elf*)
2734                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2735                 tmake_file=mips/t-r3900
2736                 ;;
2737         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2738                 if test x$stabs = xyes; then
2739                         tm_file="${tm_file} dbx.h"
2740                 fi
2741                 if test x$gas = xyes
2742                 then
2743                         tmake_file=mips/t-mips-gas
2744                 else
2745                         extra_passes="mips-tfile mips-tdump"
2746                 fi
2747                 if test x$gnu_ld != xyes
2748                 then
2749                         use_collect2=yes
2750                 fi
2751                 ;;
2752         mn10200-*-*)
2753                 cpu_type=mn10200
2754                 tm_file="mn10200/mn10200.h"
2755                 if test x$stabs = xyes
2756                 then
2757                         tm_file="${tm_file} dbx.h"
2758                 fi
2759                 use_collect2=no
2760                 ;;
2761         mn10300-*-*)
2762                 cpu_type=mn10300
2763                 tm_file="mn10300/mn10300.h"
2764                 if test x$stabs = xyes
2765                 then
2766                         tm_file="${tm_file} dbx.h"
2767                 fi
2768                 use_collect2=no
2769                 ;;
2770         ns32k-encore-bsd*)
2771                 tm_file=ns32k/encore.h
2772                 use_collect2=yes
2773                 ;;
2774         ns32k-sequent-bsd*)
2775                 tm_file=ns32k/sequent.h
2776                 use_collect2=yes
2777                 ;;
2778         ns32k-tek6100-bsd*)
2779                 tm_file=ns32k/tek6100.h
2780                 use_collect2=yes
2781                 ;;
2782         ns32k-tek6200-bsd*)
2783                 tm_file=ns32k/tek6200.h
2784                 use_collect2=yes
2785                 ;;
2786 # This has not been updated to GCC 2.
2787 #       ns32k-ns-genix*)
2788 #               xm_defines=USG
2789 #               xmake_file=ns32k/x-genix
2790 #               tm_file=ns32k/genix.h
2791 #               use_collect2=yes
2792 #               ;;
2793         ns32k-merlin-*)
2794                 tm_file=ns32k/merlin.h
2795                 use_collect2=yes
2796                 ;;
2797         ns32k-pc532-mach*)
2798                 tm_file=ns32k/pc532-mach.h
2799                 use_collect2=yes
2800                 ;;
2801         ns32k-pc532-minix*)
2802                 tm_file=ns32k/pc532-min.h
2803                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2804                 xm_defines=USG
2805                 use_collect2=yes
2806                 ;;
2807         ns32k-*-netbsd*)
2808                 tm_file=ns32k/netbsd.h
2809                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2810                 # On NetBSD, the headers are already okay, except for math.h.
2811                 tmake_file=t-netbsd
2812        use_collect2=yes
2813                 ;;
2814         pdp11-*-bsd)
2815                 tm_file="${tm_file} pdp11/2bsd.h"
2816                 ;;
2817         pdp11-*-*)
2818                 ;;
2819         ns32k-*-openbsd*)
2820                 # Nothing special
2821                 ;;
2822         pyramid-*-*)
2823                 cpu_type=pyr
2824                 xmake_file=pyr/x-pyr
2825                 use_collect2=yes
2826                 ;;
2827         romp-*-aos*)
2828                 use_collect2=yes
2829                 ;;
2830         romp-*-mach*)
2831                 xmake_file=romp/x-mach
2832                 use_collect2=yes
2833                 ;;
2834         romp-*-openbsd*)
2835                 # Nothing special
2836                 ;;
2837         powerpc-*-openbsd*)
2838                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2839                 ;;
2840         powerpc-*-beos*)
2841                 cpu_type=rs6000
2842                 tm_file=rs6000/beos.h
2843                 xm_file=rs6000/xm-beos.h
2844                 tmake_file=rs6000/t-beos
2845                 xmake_file=rs6000/x-beos
2846                 ;;
2847         powerpc-*-sysv* | powerpc-*-elf*)
2848                 tm_file=rs6000/sysv4.h
2849                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2850                 xm_defines="USG POSIX"
2851                 extra_headers=ppc-asm.h
2852                 if test x$gas = xyes
2853                 then
2854                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2855                 else
2856                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2857                 fi
2858                 xmake_file=rs6000/x-sysv4
2859                 ;;
2860         powerpc-*-eabiaix*)
2861                 tm_file=rs6000/eabiaix.h
2862                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2863                 extra_headers=ppc-asm.h
2864                 ;;
2865         powerpc-*-eabisim*)
2866                 tm_file=rs6000/eabisim.h
2867                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2868                 extra_headers=ppc-asm.h
2869                 ;;
2870         powerpc-*-eabi*)
2871                 tm_file=rs6000/eabi.h
2872                 if test x$gas = xyes
2873                 then
2874                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2875                 else
2876                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2877                 fi
2878                 extra_headers=ppc-asm.h
2879                 ;;
2880         powerpc-*-rtems*)
2881                 tm_file=rs6000/rtems.h
2882                 if test x$gas = xyes
2883                 then
2884                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2885                 else
2886                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2887                 fi
2888                 extra_headers=ppc-asm.h
2889                 ;;
2890         powerpc-*-linux-gnulibc1)
2891                 tm_file=rs6000/linux.h
2892                 xm_file=rs6000/xm-sysv4.h
2893                 out_file=rs6000/rs6000.c
2894                 if test x$gas = xyes
2895                 then
2896                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2897                 else
2898                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2899                 fi
2900                 xmake_file=x-linux
2901                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2902                 extra_headers=ppc-asm.h
2903                 if test x$enable_threads = xyes; then
2904                         thread_file='posix'
2905                 fi
2906                 ;;
2907         powerpc-*-linux-gnu*)
2908                 tm_file=rs6000/linux.h
2909                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2910                 xm_defines="USG ${xm_defines}"
2911                 out_file=rs6000/rs6000.c
2912                 if test x$gas = xyes
2913                 then
2914                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2915                 else
2916                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2917                 fi
2918                 xmake_file=x-linux
2919                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2920                 extra_headers=ppc-asm.h
2921                 if test x$enable_threads = xyes; then
2922                         thread_file='posix'
2923                 fi
2924                 ;;
2925         powerpc-wrs-vxworks*)
2926                 cpu_type=rs6000
2927                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2928                 xm_defines="USG POSIX"
2929                 tm_file=rs6000/vxppc.h
2930                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2931                 extra_headers=ppc-asm.h
2932                 thread_file='vxworks'
2933                 ;;
2934         powerpcle-*-sysv* | powerpcle-*-elf*)
2935                 tm_file=rs6000/sysv4le.h
2936                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2937                 xm_defines="USG POSIX"
2938                 if test x$gas = xyes
2939                 then
2940                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2941                 else
2942                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2943                 fi
2944                 xmake_file=rs6000/x-sysv4
2945                 extra_headers=ppc-asm.h
2946                 ;;
2947         powerpcle-*-eabisim*)
2948                 tm_file=rs6000/eabilesim.h
2949                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2950                 extra_headers=ppc-asm.h
2951                 ;;
2952         powerpcle-*-eabi*)
2953                 tm_file=rs6000/eabile.h
2954                 if test x$gas = xyes
2955                 then
2956                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2957                 else
2958                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2959                 fi
2960                 extra_headers=ppc-asm.h
2961                 ;;
2962         powerpcle-*-winnt* )
2963                 tm_file=rs6000/win-nt.h
2964                 tmake_file=rs6000/t-winnt
2965 #               extra_objs=pe.o
2966                 if test x$enable_threads = xyes; then
2967                         thread_file='win32'
2968                 fi
2969                 extra_headers=ppc-asm.h
2970                 ;;
2971         powerpcle-*-pe | powerpcle-*-cygwin*)
2972                 tm_file=rs6000/cygwin.h
2973                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
2974                 tmake_file=rs6000/t-winnt
2975                 xmake_file=rs6000/x-cygwin
2976 #               extra_objs=pe.o
2977                 if test x$enable_threads = xyes; then
2978                         thread_file='win32'
2979                 fi
2980                 exeext=.exe
2981                 extra_headers=ppc-asm.h
2982                 ;;
2983         powerpcle-*-solaris2*)
2984                 tm_file=rs6000/sol2.h
2985                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2986                 xm_defines="USG POSIX"
2987                 if test x$gas = xyes
2988                 then
2989                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2990                 else
2991                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2992                 fi
2993                 xmake_file=rs6000/x-sysv4
2994                 extra_headers=ppc-asm.h
2995                 ;;
2996 changequote(,)dnl
2997         rs6000-ibm-aix3.[01]*)
2998 changequote([,])dnl
2999                 tm_file=rs6000/aix31.h
3000                 xmake_file=rs6000/x-aix31
3001                 float_format=none
3002                 use_collect2=yes
3003                 ;;
3004 changequote(,)dnl
3005         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
3006 changequote([,])dnl
3007                 tm_file=rs6000/aix3newas.h
3008                 if test x$host != x$target
3009                 then
3010                         tmake_file=rs6000/t-xnewas
3011                 else
3012                         tmake_file=rs6000/t-newas
3013                 fi
3014                 float_format=none
3015                 use_collect2=yes
3016                 ;;
3017 changequote(,)dnl
3018         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
3019 changequote([,])dnl
3020                 tm_file=rs6000/aix41.h
3021                 if test x$host != x$target
3022                 then
3023                         tmake_file=rs6000/t-xnewas
3024                 else
3025                         tmake_file=rs6000/t-newas
3026                 fi
3027                 if test "$gnu_ld" = yes
3028                 then
3029                         xmake_file=rs6000/x-aix41-gld
3030                 else
3031                         xmake_file=rs6000/x-aix41
3032                 fi
3033                 float_format=none
3034                 use_collect2=yes
3035                 ;;
3036 changequote(,)dnl
3037         rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
3038 changequote([,])dnl
3039                 tm_file=rs6000/aix43.h
3040                 if test x$host != x$target
3041                 then
3042                         tmake_file=rs6000/t-xaix43
3043                 else
3044                         tmake_file=rs6000/t-aix43
3045                 fi
3046                 xmake_file=rs6000/x-aix43
3047                 float_format=none
3048                 use_collect2=yes
3049                 ;;
3050 changequote(,)dnl
3051         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
3052 changequote([,])dnl
3053                 tm_file=rs6000/aix43.h
3054                 if test x$host != x$target
3055                 then
3056                         tmake_file=rs6000/t-xaix43
3057                 else
3058                         tmake_file=rs6000/t-aix43
3059                 fi
3060                 xmake_file=rs6000/x-aix43
3061                 float_format=none
3062                 use_collect2=yes
3063                 ;;
3064         rs6000-ibm-aix*)
3065                 float_format=none
3066                 use_collect2=yes
3067                 ;;
3068         rs6000-bull-bosx)
3069                 float_format=none
3070                 use_collect2=yes
3071                 ;;
3072         rs6000-*-mach*)
3073                 tm_file=rs6000/mach.h
3074                 xm_file="${xm_file} rs6000/xm-mach.h"
3075                 xmake_file=rs6000/x-mach
3076                 use_collect2=yes
3077                 ;;
3078         rs6000-*-lynxos*)
3079                 tm_file=rs6000/lynx.h
3080                 xm_file=rs6000/xm-lynx.h
3081                 tmake_file=rs6000/t-rs6000
3082                 xmake_file=rs6000/x-lynx
3083                 use_collect2=yes
3084                 ;;
3085         sh-*-elf*)
3086                 tm_file=sh/elf.h
3087                 float_format=sh
3088                 ;;
3089         sh-*-rtemself*)
3090                 tmake_file="sh/t-sh t-rtems"
3091                 tm_file=sh/rtemself.h
3092                 float_format=sh
3093                 ;;
3094         sh-*-rtems*)
3095                 tmake_file="sh/t-sh t-rtems"
3096                 tm_file=sh/rtems.h
3097                 float_format=sh
3098                 ;;
3099         sh-*-*)
3100                 float_format=sh
3101                 ;;
3102         sparc-tti-*)
3103                 tm_file=sparc/pbd.h
3104                 xm_file="xm-alloca.h ${xm_file}"
3105                 xm_defines=USG
3106                 ;;
3107         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3108                 tm_file=sparc/vxsparc.h
3109                 tmake_file=sparc/t-vxsparc
3110                 use_collect2=yes
3111                 thread_file='vxworks'
3112                 ;;
3113         sparc-*-aout*)
3114                 tmake_file=sparc/t-sparcbare
3115                 tm_file="sparc/aout.h libgloss.h"
3116                 ;;
3117         sparc-*-netbsd*)
3118                 tm_file=sparc/netbsd.h
3119                 tmake_file=t-netbsd
3120        use_collect2=yes
3121                 ;;
3122         sparc-*-openbsd*)
3123                 # we need collect2 until our bug is fixed...
3124                 use_collect2=yes
3125                 ;;
3126         sparc-*-bsd*)
3127                 tm_file=sparc/bsd.h
3128                 ;;
3129         sparc-*-elf*)
3130                 tm_file=sparc/elf.h
3131                 tmake_file=sparc/t-elf
3132                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3133                 #float_format=i128
3134                 float_format=i64
3135                 ;;
3136         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3137                 xm_file="${xm_file} sparc/xm-linux.h"
3138                 tm_file=sparc/linux-aout.h
3139                 xmake_file=x-linux
3140                 gnu_ld=yes
3141                 ;;
3142         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3143                 xm_file="${xm_file} sparc/xm-linux.h"
3144                 xmake_file=x-linux
3145                 tm_file=sparc/linux.h
3146                 tmake_file="t-linux t-linux-gnulibc1"
3147                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3148                 gnu_ld=yes
3149                 float_format=sparc
3150                 ;;
3151         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3152                 xm_file="${xm_file} sparc/xm-linux.h"
3153                 xmake_file=x-linux
3154                 tm_file=sparc/linux.h
3155                 tmake_file="t-linux"
3156                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3157                 gnu_ld=yes
3158                 if test x$enable_threads = xyes; then
3159                         thread_file='posix'
3160                 fi
3161                 float_format=sparc
3162                 ;;
3163         sparc-*-lynxos*)
3164                 if test x$gas = xyes
3165                 then
3166                         tm_file=sparc/lynx.h
3167                 else
3168                         tm_file=sparc/lynx-ng.h
3169                 fi
3170                 xm_file=sparc/xm-lynx.h
3171                 tmake_file=sparc/t-sunos41
3172                 xmake_file=x-lynx
3173                 ;;
3174         sparc-*-rtems*)
3175                 tmake_file="sparc/t-sparcbare t-rtems"
3176                 tm_file=sparc/rtems.h
3177                 ;;
3178         sparcv9-*-solaris2*)
3179                 tm_file=sparc/sol2-sld-64.h
3180                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3181                 xm_defines="USG POSIX"
3182                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3183                 xmake_file=sparc/x-sysv4
3184                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3185                 float_format=none
3186                 if test x${enable_threads} = x ; then
3187                     enable_threads=$have_pthread_h
3188                     if test x${enable_threads} = x ; then
3189                         enable_threads=$have_thread_h
3190                     fi
3191                 fi
3192                 if test x${enable_threads} = xyes ; then
3193                     if test x${have_pthread_h} = xyes ; then
3194                         thread_file='posix'
3195                     else
3196                         thread_file='solaris'
3197                     fi
3198                 fi
3199                 ;;
3200         sparc-hal-solaris2*)
3201                 xm_file=sparc/xm-sol2.h
3202                 tm_file="sparc/sol2.h sparc/hal.h"
3203                 tmake_file="sparc/t-halos sparc/t-sol2"
3204                 xmake_file=sparc/x-sysv4
3205                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3206                 broken_install=yes
3207                 ;;
3208         sparc-*-solaris2*)
3209                 if test x$gnu_ld = xyes
3210                 then
3211                         tm_file=sparc/sol2.h
3212                 else
3213                         tm_file=sparc/sol2-sld.h
3214                 fi
3215                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3216                 xm_defines="USG POSIX"
3217                 tmake_file=sparc/t-sol2
3218                 xmake_file=sparc/x-sysv4
3219                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3220                 case $machine in
3221 changequote(,)dnl
3222                 *-*-solaris2.[0-4])
3223 changequote([,])dnl
3224                         float_format=i128
3225                         ;;
3226                 *)
3227                         float_format=none
3228                         ;;
3229                 esac
3230                 if test x${enable_threads} = x; then
3231                     enable_threads=$have_pthread_h
3232                     if test x${enable_threads} = x; then
3233                         enable_threads=$have_thread_h
3234                     fi
3235                 fi
3236                 if test x${enable_threads} = xyes; then
3237                     if test x${have_pthread_h} = xyes; then
3238                         thread_file='posix'
3239                     else
3240                         thread_file='solaris'
3241                     fi
3242                 fi
3243                 ;;
3244         sparc-*-sunos4.0*)
3245                 tm_file=sparc/sunos4.h
3246                 tmake_file=sparc/t-sunos40
3247                 use_collect2=yes
3248                 ;;
3249         sparc-*-sunos4*)
3250                 tm_file=sparc/sunos4.h
3251                 tmake_file=sparc/t-sunos41
3252                 use_collect2=yes
3253                 if test x$gas = xyes; then
3254                         tm_file="${tm_file} sparc/sun4gas.h"
3255                 fi
3256                 ;;
3257         sparc-*-sunos3*)
3258                 tm_file=sparc/sun4o3.h
3259                 use_collect2=yes
3260                 ;;
3261         sparc-*-sysv4*)
3262                 tm_file=sparc/sysv4.h
3263                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3264                 xm_defines="USG POSIX"
3265                 tmake_file=t-svr4
3266                 xmake_file=sparc/x-sysv4
3267                 extra_parts="crtbegin.o crtend.o"
3268                 ;;
3269         sparc-*-vxsim*)
3270                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3271                 xm_defines="USG POSIX"
3272                 tm_file=sparc/vxsim.h
3273                 tmake_file=sparc/t-vxsparc
3274                 xmake_file=sparc/x-sysv4
3275                 ;;
3276         sparclet-*-aout*)
3277                 tm_file="sparc/splet.h libgloss.h"
3278                 tmake_file=sparc/t-splet
3279                 ;;
3280         sparclite-*-coff*)
3281                 tm_file="sparc/litecoff.h libgloss.h"
3282                 tmake_file=sparc/t-sparclite
3283                 ;;
3284         sparclite-*-aout*)
3285                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3286                 tmake_file=sparc/t-sparclite
3287                 ;;
3288         sparclite-*-elf*)
3289                 tm_file="sparc/liteelf.h libgloss.h"
3290                 tmake_file=sparc/t-sparclite
3291                 extra_parts="crtbegin.o crtend.o"
3292                 ;;
3293         sparc86x-*-aout*)
3294                 tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
3295                 tmake_file=sparc/t-sp86x
3296                 ;;
3297         sparc86x-*-elf*)
3298                 tm_file="sparc/sp86x-elf.h libgloss.h"
3299                 tmake_file=sparc/t-sp86x
3300                 extra_parts="crtbegin.o crtend.o"
3301                 ;;
3302         sparc64-*-aout*)
3303                 tmake_file=sparc/t-sp64
3304                 tm_file=sparc/sp64-aout.h
3305                 ;;
3306         sparc64-*-elf*)
3307                 tmake_file=sparc/t-sp64
3308                 tm_file=sparc/sp64-elf.h
3309                 extra_parts="crtbegin.o crtend.o"
3310                 ;;
3311         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3312                 tmake_file="t-linux sparc/t-linux64"
3313                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3314                 tm_file=sparc/linux64.h
3315                 xmake_file=x-linux
3316                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3317                 gnu_ld=yes
3318                 float_format=sparc
3319                 ;;
3320 # This hasn't been upgraded to GCC 2.
3321 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3322 #               tm_file=tahoe/harris.h
3323 #               ;;
3324 #       tahoe-*-bsd*)                   # tahoe running BSD
3325 #               ;;
3326         thumb-*-coff* | thumbel-*-coff*)
3327                 tm_file=arm/tcoff.h
3328                 out_file=arm/thumb.c
3329                 xm_file=arm/xm-thumb.h
3330                 md_file=arm/thumb.md
3331                 tmake_file=arm/t-thumb
3332                 ;;
3333         thumb-*-elf* | thumbel-*-elf*)
3334                 tm_file=arm/telf.h
3335                 out_file=arm/thumb.c
3336                 xm_file=arm/xm-thumb.h
3337                 md_file=arm/thumb.md
3338                 tmake_file=arm/t-thumb-elf
3339                 ;;
3340         thumb-*-linux-gnu*)
3341                 tm_file=arm/linux-telf.h
3342                 out_file=arm/thumb.c
3343                 xm_file=arm/xm-thumb.h
3344                 md_file=arm/thumb.md
3345                 tmake_file=arm/t-thumb-linux
3346                 ;;
3347         thumb-*-uclinux*)
3348                 tm_file=arm/uclinux-telf.h
3349                 out_file=arm/thumb.c
3350                 md_file=arm/thumb.md
3351                 tmake_file=arm/t-thumb-linux
3352                 xm_file=arm/xm-thumb.h
3353                 ;;
3354         thumb-wrs-vxworks)
3355                 tm_file=arm/tcoff.h
3356                 out_file=arm/thumb.c
3357                 xm_file=arm/xm-thumb.h
3358                 md_file=arm/thumb.md
3359                 tmake_file=arm/t-thumb
3360                 thread_file='vxworks'
3361                 ;;
3362         thumb-*-pe)
3363                 tm_file=arm/tpe.h
3364                 out_file=arm/thumb.c
3365                 xm_file=arm/xm-thumb.h
3366                 md_file=arm/thumb.md
3367                 tmake_file=arm/t-pe-thumb
3368                 extra_objs=pe.o
3369                 ;;
3370 # This hasn't been upgraded to GCC 2.
3371 #       tron-*-*)
3372 #               cpu_type=gmicro
3373 #               use_collect2=yes
3374 #               ;;
3375         v850-*-*)
3376                 cpu_type=v850
3377                 tm_file="v850/v850.h"
3378                 xm_file="v850/xm-v850.h"
3379                 tmake_file=v850/t-v850
3380                 if test x$stabs = xyes
3381                 then
3382                         tm_file="${tm_file} dbx.h"
3383                 fi
3384                 use_collect2=no
3385                 ;;
3386         vax-*-bsd*)                     # vaxen running BSD
3387                 use_collect2=yes
3388                 float_format=vax
3389                 ;;
3390         vax-*-sysv*)                    # vaxen running system V
3391                 tm_file="${tm_file} vax/vaxv.h"
3392                 xm_defines=USG
3393                 float_format=vax
3394                 ;;
3395         vax-*-netbsd*)
3396                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3397                 tmake_file=t-netbsd
3398                 float_format=vax
3399        use_collect2=yes
3400                 ;;
3401         vax-*-openbsd*)
3402                 tmake_file="${tmake_file} vax/t-openbsd"
3403                 ;;
3404         vax-*-ultrix*)                  # vaxen running ultrix
3405                 tm_file="${tm_file} vax/ultrix.h"
3406                 use_collect2=yes
3407                 float_format=vax
3408                 ;;
3409         vax-*-vms*)                     # vaxen running VMS
3410                 xm_file=vax/xm-vms.h
3411                 tm_file=vax/vms.h
3412                 float_format=vax
3413                 ;;
3414         vax-*-*)                        # vax default entry
3415                 float_format=vax
3416                 ;;
3417         we32k-att-sysv*)
3418                 xm_file="${xm_file} xm-svr3"
3419                 use_collect2=yes
3420                 ;;
3421         *)
3422                 echo "Configuration $machine not supported" 1>&2
3423                 exit 1
3424                 ;;
3425         esac
3426
3427         case $machine in
3428         *-*-linux-gnu*)
3429                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3430         *-*-gnu*)
3431                 # On the GNU system, the setup is just about the same on
3432                 # each different CPU.  The specific machines that GNU
3433                 # supports are matched above and just set $cpu_type.
3434                 xm_file="xm-gnu.h ${xm_file}"
3435                 tm_file=${cpu_type}/gnu.h
3436                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3437                 # GNU always uses ELF.
3438                 elf=yes
3439                 # GNU tools are the only tools.
3440                 gnu_ld=yes
3441                 gas=yes
3442                 xmake_file=x-linux      # These details are the same as Linux.
3443                 tmake_file=t-gnu        # These are not.
3444                 ;;
3445         *-*-sysv4*)
3446                 xmake_try_sysv=x-sysv
3447                 install_headers_dir=install-headers-cpio
3448                 ;;
3449         *-*-sysv*)
3450                 install_headers_dir=install-headers-cpio
3451                 ;;
3452         esac
3453
3454         # Distinguish i[34567]86
3455         # Also, do not run mips-tfile on MIPS if using gas.
3456         # Process --with-cpu= for PowerPC/rs6000
3457         target_cpu_default2=
3458         case $machine in
3459         i486-*-*)
3460                 target_cpu_default2=1
3461                 ;;
3462         i586-*-*)
3463                 case $target_alias in
3464                         k6-*)
3465                                 target_cpu_default2=4
3466                                 ;;
3467                         *)
3468                                 target_cpu_default2=2
3469                                 ;;
3470                 esac
3471                 ;;
3472         i686-*-* | i786-*-*)
3473                 target_cpu_default2=3
3474                 ;;
3475         alpha*-*-*)
3476                 case $machine in
3477                         alphaev6*)
3478                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3479                                 ;;
3480                         alphapca56*)
3481                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3482                                 ;;
3483                         alphaev56*)
3484                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3485                                 ;;
3486                         alphaev5*)
3487                                 target_cpu_default2="MASK_CPU_EV5"
3488                                 ;;
3489                 esac
3490
3491                 if test x$gas = xyes
3492                 then
3493                         if test "$target_cpu_default2" = ""
3494                         then
3495                                 target_cpu_default2="MASK_GAS"
3496                         else
3497                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3498                         fi
3499                 fi
3500                 ;;
3501         arm*-*-*)
3502                 case "x$with_cpu" in
3503                         x)
3504                                 # The most generic
3505                                 target_cpu_default2="TARGET_CPU_generic"
3506                                 ;;
3507
3508                         # Distinguish cores, and major variants
3509                         # arm7m doesn't exist, but D & I don't affect code
3510                         xarm[23678] | xarm250 | xarm[67][01]0 \
3511                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3512                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3513                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3514                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3515                                 ;;
3516
3517                         xyes | xno)
3518                                 echo "--with-cpu must be passed a value" 1>&2
3519                                 exit 1
3520                                 ;;
3521
3522                         *)
3523                                 if test x$pass2done = xyes
3524                                 then
3525                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3526                                         exit 1
3527                                 fi
3528                                 ;;
3529                 esac
3530                 ;;
3531
3532         mips*-*-ecoff* | mips*-*-elf*)
3533                 if test x$gas = xyes
3534                 then
3535                         if test x$gnu_ld = xyes
3536                         then
3537                                 target_cpu_default2=20
3538                         else
3539                                 target_cpu_default2=16
3540                         fi
3541                 fi
3542                 ;;
3543         mips*-*-*)
3544                 if test x$gas = xyes
3545                 then
3546                         target_cpu_default2=16
3547                 fi
3548                 ;;
3549         powerpc*-*-* | rs6000-*-*)
3550                 case "x$with_cpu" in
3551                         x)
3552                                 ;;
3553
3554                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3555                           | xrios1 | xrios2 | xrsc | xrsc1 \
3556                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3557                           | xec603e | x740 | x750 | x401 \
3558                           | x403 | x505 | x801 | x821 | x823 | x860)
3559                                 target_cpu_default2="\"$with_cpu\""
3560                                 ;;
3561
3562                         xyes | xno)
3563                                 echo "--with-cpu must be passed a value" 1>&2
3564                                 exit 1
3565                                 ;;
3566
3567                         *)
3568                                 if test x$pass2done = xyes
3569                                 then
3570                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3571                                         exit 1
3572                                 fi
3573                                 ;;
3574                 esac
3575                 ;;
3576         sparc*-*-*)
3577                 case ".$with_cpu" in
3578                         .)
3579                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3580                                 ;;
3581                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3582                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3583                                 ;;
3584                         *)
3585                                 if test x$pass2done = xyes
3586                                 then
3587                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3588                                         exit 1
3589                                 fi
3590                                 ;;
3591                 esac
3592                 ;;
3593         esac
3594
3595         if test "$target_cpu_default2" != ""
3596         then
3597                 if test "$target_cpu_default" != ""
3598                 then
3599                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3600                 else
3601                         target_cpu_default=$target_cpu_default2
3602                 fi
3603         fi
3604
3605         # No need for collect2 if we have the GNU linker.
3606         # Actually, there is now; GNU ld doesn't handle the EH info or
3607         # collecting for shared libraries.
3608         #case x$gnu_ld in
3609         #xyes)
3610         #       use_collect2=
3611         #       ;;
3612         #esac
3613
3614 # Save data on machine being used to compile GCC in build_xm_file.
3615 # Save data on host machine in vars host_xm_file and host_xmake_file.
3616         if test x$pass1done = x
3617         then
3618                 if test x"$xm_file" = x
3619                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3620                 else build_xm_file=$xm_file
3621                 fi
3622                 build_xm_defines=$xm_defines
3623                 build_install_headers_dir=$install_headers_dir
3624                 build_exeext=$exeext
3625                 pass1done=yes
3626         else
3627                 if test x$pass2done = x
3628                 then
3629                         if test x"$xm_file" = x
3630                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3631                         else host_xm_file=$xm_file
3632                         fi
3633                         host_xm_defines=$xm_defines
3634                         if test x"$xmake_file" = x
3635                         then xmake_file=$cpu_type/x-$cpu_type
3636                         fi
3637                         host_xmake_file="$xmake_file"
3638                         host_truncate_target=$truncate_target
3639                         host_extra_gcc_objs=$extra_gcc_objs
3640                         host_extra_objs=$extra_host_objs
3641                         host_exeext=$exeext
3642                         pass2done=yes
3643                 fi
3644         fi
3645 done
3646
3647 extra_objs="${host_extra_objs} ${extra_objs}"
3648
3649 # Default the target-machine variables that were not explicitly set.
3650 if test x"$tm_file" = x
3651 then tm_file=$cpu_type/$cpu_type.h; fi
3652
3653 if test x$extra_headers = x
3654 then extra_headers=; fi
3655
3656 if test x"$xm_file" = x
3657 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3658
3659 if test x$md_file = x
3660 then md_file=$cpu_type/$cpu_type.md; fi
3661
3662 if test x$out_file = x
3663 then out_file=$cpu_type/$cpu_type.c; fi
3664
3665 if test x"$tmake_file" = x
3666 then tmake_file=$cpu_type/t-$cpu_type
3667 fi
3668
3669 if test x"$dwarf2" = xyes
3670 then tm_file="tm-dwarf2.h $tm_file"
3671 fi
3672
3673 if test x$float_format = x
3674 then float_format=i64
3675 fi
3676
3677 if test $float_format = none
3678 then float_h_file=Makefile.in
3679 else float_h_file=float-$float_format.h
3680 fi
3681
3682 if test x$enable_haifa = x
3683 then
3684   case $target in
3685     alpha*-* | hppa*-* | powerpc*-* | rs6000-* | *sparc*-* | m32r*-*)
3686       enable_haifa=yes;;
3687   esac
3688 fi
3689
3690 # Handle cpp installation.
3691 if test x$enable_cpp != xno
3692 then
3693   tmake_file="$tmake_file t-install-cpp"
3694 fi
3695
3696 # Say what files are being used for the output code and MD file.
3697 echo "Using \`$srcdir/config/$out_file' to output insns."
3698 echo "Using \`$srcdir/config/$md_file' as machine description file."
3699
3700 count=a
3701 for f in $tm_file; do
3702         count=${count}x
3703 done
3704 if test $count = ax; then
3705         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3706 else
3707         echo "Using the following target machine macro files:"
3708         for f in $tm_file; do
3709                 echo "  $srcdir/config/$f"
3710         done
3711 fi
3712
3713 count=a
3714 for f in $host_xm_file; do
3715         count=${count}x
3716 done
3717 if test $count = ax; then
3718         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3719 else
3720         echo "Using the following host machine macro files:"
3721         for f in $host_xm_file; do
3722                 echo "  $srcdir/config/$f"
3723         done
3724 fi
3725
3726 if test "$host_xm_file" != "$build_xm_file"; then
3727         count=a
3728         for f in $build_xm_file; do
3729                 count=${count}x
3730         done
3731         if test $count = ax; then
3732                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3733         else
3734                 echo "Using the following build machine macro files:"
3735                 for f in $build_xm_file; do
3736                         echo "  $srcdir/config/$f"
3737                 done
3738         fi
3739 fi
3740
3741 if test x$thread_file = x; then
3742         if test x$target_thread_file != x; then
3743                 thread_file=$target_thread_file
3744         else
3745                 thread_file='single'
3746         fi
3747 fi
3748
3749 # Set up the header files.
3750 # $links is the list of header files to create.
3751 # $vars is the list of shell variables with file names to include.
3752 # auto-host.h is the file containing items generated by autoconf and is
3753 # the first file included by config.h.
3754 null_defines=
3755 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3756
3757 # If host=build, it is correct to have hconfig include auto-host.h
3758 # as well.  If host!=build, we are in error and need to do more
3759 # work to find out the build config parameters.
3760 if test x$host = x$build
3761 then
3762         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3763 else
3764         # We create a subdir, then run autoconf in the subdir.
3765         # To prevent recursion we set host and build for the new
3766         # invocation of configure to the build for this invocation
3767         # of configure.
3768         tempdir=build.$$
3769         rm -rf $tempdir
3770         mkdir $tempdir
3771         cd $tempdir
3772         case ${srcdir} in
3773         /*) realsrcdir=${srcdir};;
3774         *) realsrcdir=../${srcdir};;
3775         esac
3776         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3777                 --target=$target --host=$build --build=$build
3778
3779         # We just finished tests for the build machine, so rename
3780         # the file auto-build.h in the gcc directory.
3781         mv auto-host.h ../auto-build.h
3782         cd ..
3783         rm -rf $tempdir
3784         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3785 fi
3786
3787 xm_file="gansidecl.h ${xm_file}"
3788 tm_file="gansidecl.h ${tm_file}"
3789
3790 vars="host_xm_file tm_file xm_file build_xm_file"
3791 links="config.h tm.h tconfig.h hconfig.h"
3792 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3793
3794 rm -f config.bak
3795 if test -f config.status; then mv -f config.status config.bak; fi
3796
3797 # Make the links.
3798 while test -n "$vars"
3799 do
3800         set $vars; var=$1; shift; vars=$*
3801         set $links; link=$1; shift; links=$*
3802         set $defines; define=$1; shift; defines=$*
3803
3804         rm -f $link
3805
3806         # Define TARGET_CPU_DEFAULT if the system wants one.
3807         # This substitutes for lots of *.h files.
3808         if test "$target_cpu_default" != "" -a $link = tm.h
3809         then
3810                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3811         fi
3812
3813         for file in `eval echo '$'$var`; do
3814                 case $file in
3815                 auto-config.h)
3816                         ;;
3817                 *)
3818                         echo '#ifdef IN_GCC' >>$link
3819                         ;;
3820                 esac
3821                 echo "#include \"$file\"" >>$link
3822                 case $file in
3823                 auto-config.h)
3824                         ;;
3825                 *)
3826                         echo '#endif' >>$link
3827                         ;;
3828                 esac
3829         done
3830
3831         for def in `eval echo '$'$define`; do
3832                 echo "#ifndef $def" >>$link
3833                 echo "#define $def" >>$link
3834                 echo "#endif" >>$link
3835         done
3836 done
3837
3838 # Truncate the target if necessary
3839 if test x$host_truncate_target != x; then
3840         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3841 fi
3842
3843 # Get the version trigger filename from the toplevel
3844 if test "${with_gcc_version_trigger+set}" = set; then
3845         gcc_version_trigger=$with_gcc_version_trigger
3846 else
3847         gcc_version_trigger=${srcdir}/version.c
3848 fi
3849 changequote(,)dnl
3850 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3851 changequote([,])dnl
3852
3853 # Internationalization
3854 PACKAGE=gcc
3855 VERSION="$gcc_version"
3856 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3857 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3858 AC_SUBST(PACKAGE)
3859 AC_SUBST(VERSION)
3860
3861 ALL_LINGUAS="en_UK"
3862
3863 # NLS support is still experimental, so disable it by default for now.
3864 AC_ARG_ENABLE(nls,
3865   [  --enable-nls            use Native Language Support (disabled by default)],
3866   , enable_nls=no)
3867
3868 AM_GNU_GETTEXT
3869 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3870
3871 # Get an absolute path to the GCC top-level source directory
3872 holddir=`pwd`
3873 cd $srcdir
3874 topdir=`pwd`
3875 cd $holddir
3876
3877 # Conditionalize the makefile for this host machine.
3878 # Make-host contains the concatenation of all host makefile fragments
3879 # [there can be more than one].  This file is built by configure.frag.
3880 host_overrides=Make-host
3881 dep_host_xmake_file=
3882 for f in .. ${host_xmake_file}
3883 do
3884         if test -f ${srcdir}/config/$f
3885         then
3886                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
3887         fi
3888 done
3889
3890 # Conditionalize the makefile for this target machine.
3891 # Make-target contains the concatenation of all host makefile fragments
3892 # [there can be more than one].  This file is built by configure.frag.
3893 target_overrides=Make-target
3894 dep_tmake_file=
3895 for f in .. ${tmake_file}
3896 do
3897         if test -f ${srcdir}/config/$f
3898         then
3899                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
3900         fi
3901 done
3902
3903 # If the host doesn't support symlinks, modify CC in
3904 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
3905 # Otherwise, we can use "CC=$(CC)".
3906 rm -f symtest.tem
3907 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
3908 then
3909         cc_set_by_configure="\$(CC)"
3910         quoted_cc_set_by_configure="\$(CC)"
3911         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
3912 else
3913         rm -f symtest.tem
3914         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
3915         then
3916                 symbolic_link="cp -p"
3917         else
3918                 symbolic_link="cp"
3919         fi
3920         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
3921         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
3922         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
3923 fi
3924 rm -f symtest.tem
3925
3926 out_object_file=`basename $out_file .c`.o
3927
3928 tm_file_list=
3929 for f in $tm_file; do
3930   case $f in
3931     gansidecl.h )
3932        tm_file_list="${tm_file_list} $f" ;;
3933     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
3934   esac
3935 done
3936
3937 host_xm_file_list=
3938 for f in $host_xm_file; do
3939   case $f in
3940     auto-host.h | gansidecl.h | hwint.h )
3941        host_xm_file_list="${host_xm_file_list} $f" ;;
3942     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
3943   esac
3944 done
3945
3946 build_xm_file_list=
3947 for f in $build_xm_file; do
3948   case $f in
3949     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
3950        build_xm_file_list="${build_xm_file_list} $f" ;;
3951     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
3952   esac
3953 done
3954
3955 # Define macro CROSS_COMPILE in compilation
3956 # if this is a cross-compiler.
3957 # Also use all.cross instead of all.internal
3958 # and add cross-make to Makefile.
3959 cross_overrides="/dev/null"
3960 if test x$host != x$target
3961 then
3962         cross_defines="CROSS=-DCROSS_COMPILE"
3963         cross_overrides="${topdir}/cross-make"
3964 fi
3965
3966 # When building gcc with a cross-compiler, we need to fix a few things.
3967 # This must come after cross-make as we want all.build to override
3968 # all.cross.
3969 build_overrides="/dev/null"
3970 if test x$build != x$host
3971 then
3972         build_overrides="${topdir}/build-make"
3973 fi
3974
3975 # Expand extra_headers to include complete path.
3976 # This substitutes for lots of t-* files.
3977 extra_headers_list=
3978 if test "x$extra_headers" = x
3979 then true
3980 else
3981         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
3982         for file in $extra_headers;
3983         do
3984                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
3985         done
3986 fi
3987
3988 if test x$use_collect2 = xno; then
3989         use_collect2=
3990 fi
3991
3992 # Add a definition of USE_COLLECT2 if system wants one.
3993 # Also tell toplev.c what to do.
3994 # This substitutes for lots of t-* files.
3995 if test x$use_collect2 = x
3996 then
3997         will_use_collect2=
3998         maybe_use_collect2=
3999 else
4000         will_use_collect2="collect2"
4001         maybe_use_collect2="-DUSE_COLLECT2"
4002 fi
4003
4004 # NEED TO CONVERT
4005 # Set MD_DEPS if the real md file is in md.pre-cpp.
4006 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
4007 # for line oriented comments, so we must always use a GNU cpp.  If
4008 # building gcc with a cross compiler, use the cross compiler just
4009 # built.  Otherwise, we can use the cpp just built.
4010 md_file_sub=
4011 if test "x$md_cppflags" = x
4012 then
4013         md_file_sub=$srcdir/config/$md_file
4014 else
4015         md_file=md
4016 fi
4017
4018 # If we have gas in the build tree, make a link to it.
4019 if test -f ../gas/Makefile; then
4020         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
4021 fi
4022
4023 # If we have nm in the build tree, make a link to it.
4024 if test -f ../binutils/Makefile; then
4025         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
4026 fi
4027
4028 # If we have ld in the build tree, make a link to it.
4029 if test -f ../ld/Makefile; then
4030 #       if test x$use_collect2 = x; then
4031 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
4032 #       else
4033                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
4034 #       fi
4035 fi
4036
4037 # Figure out what assembler alignment features are present.
4038 AC_MSG_CHECKING(assembler alignment features)
4039 gcc_cv_as=
4040 gcc_cv_as_alignment_features=
4041 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
4042 if test -x "$DEFAULT_ASSEMBLER"; then
4043         gcc_cv_as="$DEFAULT_ASSEMBLER"
4044 elif test -x "$AS"; then
4045         gcc_cv_as="$AS"
4046 elif test -x as$host_exeext; then
4047         # Build using assembler in the current directory.
4048         gcc_cv_as=./as$host_exeext
4049 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
4050         # Single tree build which includes gas.
4051         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
4052         do
4053 changequote(,)dnl
4054                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
4055 changequote([,])dnl
4056                 if test x$gcc_cv_gas_version != x; then
4057                         break
4058                 fi
4059         done
4060 changequote(,)dnl
4061         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
4062         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
4063 changequote([,])dnl
4064         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
4065                 # Gas version 2.6 and later support for .balign and .p2align.
4066                 # bytes to skip when using .p2align.
4067                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
4068                         gcc_cv_as_alignment_features=".balign and .p2align"
4069                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4070                 fi
4071                 # Gas version 2.8 and later support specifying the maximum
4072                 # bytes to skip when using .p2align.
4073                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
4074                         gcc_cv_as_alignment_features=".p2align including maximum skip"
4075                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4076                 fi
4077         fi
4078 elif test x$host = x$target; then
4079         # Native build.
4080         # Search the same directories that the installed compiler will
4081         # search.  Else we may find the wrong assembler and lose.  If we
4082         # do not find a suitable assembler binary, then try the user's
4083         # path.
4084         #
4085         # Also note we have to check MD_EXEC_PREFIX before checking the
4086         # user's path.  Unfortunately, there is no good way to get at the
4087         # value of MD_EXEC_PREFIX here.  So we do a brute force search
4088         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
4089         # to be fixed as part of the make/configure rewrite too.
4090
4091         if test "x$exec_prefix" = xNONE; then
4092                 if test "x$prefix" = xNONE; then
4093                         test_prefix=/usr/local
4094                 else
4095                         test_prefix=$prefix
4096                 fi
4097         else
4098                 test_prefix=$exec_prefix
4099         fi
4100
4101         # If the loop below does not find an assembler, then use whatever
4102         # one we can find in the users's path.
4103         # user's path.
4104         as=as$host_exeext
4105
4106         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
4107                    $test_prefix/lib/gcc-lib/$target \
4108                    /usr/lib/gcc/$target/$gcc_version \
4109                    /usr/lib/gcc/$target \
4110                    $test_prefix/$target/bin/$target/$gcc_version \
4111                    $test_prefix/$target/bin \
4112                    /usr/libexec \
4113                    /usr/ccs/gcc \
4114                    /usr/ccs/bin \
4115                    /udk/usr/ccs/bin \
4116                    /bsd43/usr/lib/cmplrs/cc \
4117                    /usr/cross64/usr/bin \
4118                    /usr/lib/cmplrs/cc \
4119                    /sysv/usr/lib/cmplrs/cc \
4120                    /svr4/usr/lib/cmplrs/cc \
4121                    /usr/bin"
4122
4123         for dir in $test_dirs; do
4124                 if test -f $dir/as$host_exeext; then
4125                         gcc_cv_as=$dir/as$host_exeext
4126                         break;
4127                 fi
4128         done
4129 fi
4130 if test x$gcc_cv_as != x; then
4131         # Check if we have .balign and .p2align
4132         echo ".balign  4" > conftest.s
4133         echo ".p2align  2" >> conftest.s
4134         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4135                 gcc_cv_as_alignment_features=".balign and .p2align"
4136                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
4137         fi
4138         rm -f conftest.s conftest.o
4139         # Check if specifying the maximum bytes to skip when
4140         # using .p2align is supported.
4141         echo ".p2align 4,,7" > conftest.s
4142         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4143                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4144                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4145         fi
4146         rm -f conftest.s conftest.o
4147 fi
4148 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4149
4150 AC_MSG_CHECKING(assembler subsection support)
4151 gcc_cv_as_subsections=
4152 if test x$gcc_cv_as != x; then
4153         # Check if we have .subsection
4154         echo ".subsection 1" > conftest.s
4155         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4156                 gcc_cv_as_subsections=".subsection"
4157                 if test -x nm$host_exeext; then
4158                         gcc_cv_nm=./nm$host_exeext
4159                 elif test x$host = x$target; then
4160                         # Native build.
4161                         gcc_cv_nm=nm$host_exeext
4162                 fi
4163                 if test x$gcc_cv_nm != x; then
4164                         cat > conftest.s <<EOF
4165 conftest_label1: .word 0
4166 .subsection -1
4167 conftest_label2: .word 0
4168 .previous
4169 EOF
4170                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4171                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4172                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4173                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4174                                         :
4175                                 else
4176                                         gcc_cv_as_subsections="working .subsection -1"
4177                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4178                                 fi
4179                         fi
4180                 fi
4181         fi
4182         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4183 fi
4184 AC_MSG_RESULT($gcc_cv_as_subsections)
4185
4186 case "$target" in
4187   sparc*-*-*)
4188     AC_MSG_CHECKING(assembler .register pseudo-op support)
4189     gcc_cv_as_register_pseudo_op=
4190     if test x$gcc_cv_as != x; then
4191         # Check if we have .register
4192         echo ".register %g2, #scratch" > conftest.s
4193         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4194                 gcc_cv_as_register_pseudo_op=yes
4195                 AC_DEFINE(HAVE_AS_REGISTER_PSEUDO_OP)
4196         fi
4197         rm -f conftest.s conftest.o
4198     fi
4199     AC_MSG_RESULT($gcc_cv_as_register_pseudo_op)
4200
4201     AC_MSG_CHECKING([assembler offsetable %lo() support])
4202     gcc_cv_as_offsetable_lo10=
4203     if test x$gcc_cv_as != x; then
4204         # Check if assembler has offsetable %lo()
4205         echo "or %g1, %lo(ab) + 12, %g1" > conftest.s
4206         echo "or %g1, %lo(ab + 12), %g1" > conftest1.s
4207         gcc_cv_as_flags64="-xarch=v9"
4208         if ! $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4209                 gcc_cv_as_flags64="-64"
4210                 if ! $gcc_cv_as $gcc_cv_as_flags64 -o conftest.o conftest.s > /dev/null 2>&1; then
4211                         gcc_cv_as_flags64=""
4212                 fi
4213         fi
4214         if test -n "$gcc_cv_as_flags64" ; then
4215                 if $gcc_cv_as $gcc_cv_as_flags64 -o conftest1.o conftest1.s > /dev/null 2>&1; then
4216                         if cmp conftest.o conftest1.o > /dev/null 2>&1; then
4217                                 :
4218                         else
4219                                 gcc_cv_as_offsetable_lo10=yes
4220                                 AC_DEFINE(HAVE_AS_OFFSETABLE_LO10)
4221                         fi
4222                 fi
4223         fi
4224         rm -f conftest.s conftest.o conftest1.s conftest1.o
4225     fi
4226     AC_MSG_RESULT($gcc_cv_as_offsetable_lo10)
4227     ;;
4228
4229 changequote(,)dnl
4230   i[34567]86-*-*)
4231 changequote([,])dnl
4232     AC_MSG_CHECKING(assembler instructions)
4233     gcc_cv_as_instructions=
4234     if test x$gcc_cv_as != x; then
4235         set "filds fists" "filds mem; fists mem"
4236         while test $# -gt 0
4237         do
4238                 echo "$2" > conftest.s
4239                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4240                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4241                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4242                 fi
4243                 shift 2
4244         done
4245         rm -f conftest.s conftest.o
4246     fi
4247     AC_MSG_RESULT($gcc_cv_as_instructions)
4248     ;;
4249 esac
4250
4251 # Figure out what language subdirectories are present.
4252 # Look if the user specified --enable-languages="..."; if not, use
4253 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4254 # go away some day.
4255 if test x"${enable_languages+set}" != xset; then
4256         if test x"${LANGUAGES+set}" = xset; then
4257                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4258         else
4259                 enable_languages=all
4260         fi
4261 fi
4262 subdirs=
4263 for lang in ${srcdir}/*/config-lang.in ..
4264 do
4265         case $lang in
4266         ..) ;;
4267         # The odd quoting in the next line works around
4268         # an apparent bug in bash 1.12 on linux.
4269 changequote(,)dnl
4270         ${srcdir}/[*]/config-lang.in) ;;
4271         *)
4272           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4273           if test "x$lang_alias" = x
4274           then
4275                 echo "$lang doesn't set \$language." 1>&2
4276                 exit 1
4277           fi
4278           if test x"${enable_languages}" = xall; then
4279                 add_this_lang=yes
4280           else
4281                 case "${enable_languages}" in
4282                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4283                         add_this_lang=yes
4284                         ;;
4285                     * )
4286                         add_this_lang=no
4287                         ;;
4288                 esac
4289           fi
4290           if test x"${add_this_lang}" = xyes; then
4291                 case $lang in
4292                     ${srcdir}/ada/config-lang.in)
4293                         if test x$gnat = xyes ; then
4294                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4295                         fi
4296                         ;;
4297                     *)
4298                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4299                         ;;
4300                 esac
4301           fi
4302           ;;
4303 changequote([,])dnl
4304         esac
4305 done
4306
4307 # Make gthr-default.h if we have a thread file.
4308 gthread_flags=
4309 if test $thread_file != single; then
4310     rm -f gthr-default.h
4311     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4312     gthread_flags=-DHAVE_GTHR_DEFAULT
4313 fi
4314 AC_SUBST(gthread_flags)
4315
4316 # Make empty files to contain the specs and options for each language.
4317 # Then add #include lines to for a compiler that has specs and/or options.
4318
4319 lang_specs_files=
4320 lang_options_files=
4321 lang_tree_files=
4322 rm -f specs.h options.h gencheck.h
4323 touch specs.h options.h gencheck.h
4324 for subdir in . $subdirs
4325 do
4326         if test -f $srcdir/$subdir/lang-specs.h; then
4327                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4328                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4329         fi
4330         if test -f $srcdir/$subdir/lang-options.h; then
4331                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4332                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4333         fi
4334         if test -f $srcdir/$subdir/$subdir-tree.def; then
4335                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4336                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4337         fi
4338 done
4339
4340 # These (without "all_") are set in each config-lang.in.
4341 # `language' must be a single word so is spelled singularly.
4342 all_languages=
4343 all_boot_languages=
4344 all_compilers=
4345 all_stagestuff=
4346 all_diff_excludes=
4347 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4348 # List of language makefile fragments.
4349 all_lang_makefiles=
4350 all_headers=
4351 all_lib2funcs=
4352
4353 # Add the language fragments.
4354 # Languages are added via two mechanisms.  Some information must be
4355 # recorded in makefile variables, these are defined in config-lang.in.
4356 # We accumulate them and plug them into the main Makefile.
4357 # The other mechanism is a set of hooks for each of the main targets
4358 # like `clean', `install', etc.
4359
4360 language_fragments="Make-lang"
4361 language_hooks="Make-hooks"
4362 oldstyle_subdirs=
4363
4364 for s in .. $subdirs
4365 do
4366         if test $s != ".."
4367         then
4368                 language=
4369                 boot_language=
4370                 compilers=
4371                 stagestuff=
4372                 diff_excludes=
4373                 headers=
4374                 outputs=
4375                 lib2funcs=
4376                 . ${srcdir}/$s/config-lang.in
4377                 if test "x$language" = x
4378                 then
4379                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4380                         exit 1
4381                 fi
4382                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4383                 all_languages="$all_languages $language"
4384                 if test "x$boot_language" = xyes
4385                 then
4386                         all_boot_languages="$all_boot_languages $language"
4387                 fi
4388                 all_compilers="$all_compilers $compilers"
4389                 all_stagestuff="$all_stagestuff $stagestuff"
4390                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4391                 all_headers="$all_headers $headers"
4392                 all_outputs="$all_outputs $outputs"
4393                 if test x$outputs = x
4394                 then
4395                         oldstyle_subdirs="$oldstyle_subdirs $s"
4396                 fi
4397                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4398         fi
4399 done
4400
4401 # Since we can't use `::' targets, we link each language in
4402 # with a set of hooks, reached indirectly via lang.${target}.
4403
4404 rm -f Make-hooks
4405 touch Make-hooks
4406 target_list="all.build all.cross start.encap rest.encap \
4407         info dvi \
4408         install-normal install-common install-info install-man \
4409         uninstall distdir \
4410         mostlyclean clean distclean extraclean maintainer-clean \
4411         stage1 stage2 stage3 stage4"
4412 for t in $target_list
4413 do
4414         x=
4415         for lang in .. $all_languages
4416         do
4417                 if test $lang != ".."; then
4418                         x="$x $lang.$t"
4419                 fi
4420         done
4421         echo "lang.$t: $x" >> Make-hooks
4422 done
4423
4424 # If we're not building in srcdir, create .gdbinit.
4425
4426 if test ! -f Makefile.in; then
4427         echo "dir ." > .gdbinit
4428         echo "dir ${srcdir}" >> .gdbinit
4429         if test x$gdb_needs_out_file_path = xyes
4430         then
4431                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4432         fi
4433         if test "x$subdirs" != x; then
4434                 for s in $subdirs
4435                 do
4436                         echo "dir ${srcdir}/$s" >> .gdbinit
4437                 done
4438         fi
4439         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4440 fi
4441
4442 # Define variables host_canonical and build_canonical
4443 # because some Cygnus local changes in the Makefile depend on them.
4444 build_canonical=${build}
4445 host_canonical=${host}
4446 target_subdir=
4447 if test "${host}" != "${target}" ; then
4448     target_subdir=${target}/
4449 fi
4450 AC_SUBST(build_canonical)
4451 AC_SUBST(host_canonical)
4452 AC_SUBST(target_subdir)
4453
4454 # If this is using newlib, then define inhibit_libc in
4455 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4456 # libgcc.a, but that's OK because newib should have its own version of
4457 # assert.h.
4458 inhibit_libc=
4459 if test x$with_newlib = xyes; then
4460         inhibit_libc=-Dinhibit_libc
4461 fi
4462 AC_SUBST(inhibit_libc)
4463
4464 # Override SCHED_OBJ and SCHED_CFLAGS to enable the Haifa scheduler.
4465 sched_prefix=
4466 sched_cflags=
4467 if test x$enable_haifa = xyes; then
4468     echo "Using the Haifa scheduler."
4469     sched_prefix=haifa-
4470     sched_cflags=-DHAIFA
4471 fi
4472 AC_SUBST(sched_prefix)
4473 AC_SUBST(sched_cflags)
4474 if test x$enable_haifa != x; then
4475     # Explicitly remove files that need to be recompiled for the Haifa scheduler.
4476     for x in genattrtab.o toplev.o *sched.o; do
4477         if test -f $x; then
4478             echo "Removing $x"
4479             rm -f $x
4480         fi
4481     done
4482 fi
4483
4484 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4485 # absolute path for gcc_tooldir based on inserting the number of up-directory
4486 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4487 # $(libsubdir)/@(unlibsubdir) based path.
4488 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4489 # make and thus we'd get different behavior depending on where we built the
4490 # sources.
4491 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4492     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4493 else
4494 changequote(<<, >>)dnl
4495 # An explanation of the sed strings:
4496 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4497 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4498 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4499 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4500 #
4501 # (*) Note this pattern overwrites the first character of the string
4502 # with a forward slash if one is not already present.  This is not a
4503 # problem because the exact names of the sub-directories concerned is
4504 # unimportant, just the number of them matters.
4505 #
4506 # The practical upshot of these patterns is like this:
4507 #
4508 #  prefix     exec_prefix        result
4509 #  ------     -----------        ------
4510 #   /foo        /foo/bar          ../
4511 #   /foo/       /foo/bar          ../
4512 #   /foo        /foo/bar/         ../
4513 #   /foo/       /foo/bar/         ../
4514 #   /foo        /foo/bar/ugg      ../../
4515 #
4516     dollar='$$'
4517     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4518 changequote([, ])dnl
4519 fi
4520 AC_SUBST(gcc_tooldir)
4521 AC_SUBST(dollar)
4522
4523 # Nothing to do for FLOAT_H, float_format already handled.
4524 objdir=`pwd`
4525 AC_SUBST(objdir)
4526
4527 # Process the language and host/target makefile fragments.
4528 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4529
4530 # Substitute configuration variables
4531 AC_SUBST(subdirs)
4532 AC_SUBST(all_boot_languages)
4533 AC_SUBST(all_compilers)
4534 AC_SUBST(all_diff_excludes)
4535 AC_SUBST(all_headers)
4536 AC_SUBST(all_lang_makefiles)
4537 AC_SUBST(all_languages)
4538 AC_SUBST(all_lib2funcs)
4539 AC_SUBST(all_stagestuff)
4540 AC_SUBST(build_exeext)
4541 AC_SUBST(build_install_headers_dir)
4542 AC_SUBST(build_xm_file_list)
4543 AC_SUBST(cc_set_by_configure)
4544 AC_SUBST(quoted_cc_set_by_configure)
4545 AC_SUBST(cpp_install_dir)
4546 AC_SUBST(cpp_main)
4547 AC_SUBST(dep_host_xmake_file)
4548 AC_SUBST(dep_tmake_file)
4549 AC_SUBST(extra_c_flags)
4550 AC_SUBST(extra_c_objs)
4551 AC_SUBST(extra_cpp_objs)
4552 AC_SUBST(extra_cxx_objs)
4553 AC_SUBST(extra_headers_list)
4554 AC_SUBST(extra_objs)
4555 AC_SUBST(extra_parts)
4556 AC_SUBST(extra_passes)
4557 AC_SUBST(extra_programs)
4558 AC_SUBST(fixinc_defs)
4559 AC_SUBST(float_h_file)
4560 AC_SUBST(gcc_gxx_include_dir)
4561 AC_SUBST(gcc_version)
4562 AC_SUBST(gcc_version_trigger)
4563 AC_SUBST(host_exeext)
4564 AC_SUBST(host_extra_gcc_objs)
4565 AC_SUBST(host_xm_file_list)
4566 AC_SUBST(install)
4567 AC_SUBST(lang_options_files)
4568 AC_SUBST(lang_specs_files)
4569 AC_SUBST(lang_tree_files)
4570 AC_SUBST(local_prefix)
4571 AC_SUBST(maybe_use_collect2)
4572 AC_SUBST(md_file)
4573 AC_SUBST(objc_boehm_gc)
4574 AC_SUBST(out_file)
4575 AC_SUBST(out_object_file)
4576 AC_SUBST(stage_prefix_set_by_configure)
4577 AC_SUBST(symbolic_link)
4578 AC_SUBST(thread_file)
4579 AC_SUBST(tm_file_list)
4580 AC_SUBST(will_use_collect2)
4581
4582
4583 AC_SUBST_FILE(target_overrides)
4584 AC_SUBST_FILE(host_overrides)
4585 AC_SUBST(cross_defines)
4586 AC_SUBST_FILE(cross_overrides)
4587 AC_SUBST_FILE(build_overrides)
4588 AC_SUBST_FILE(language_fragments)
4589 AC_SUBST_FILE(language_hooks)
4590
4591 # Echo that links are built
4592 if test x$host = x$target
4593 then
4594         str1="native "
4595 else
4596         str1="cross-"
4597         str2=" from $host"
4598 fi
4599
4600 if test x$host != x$build
4601 then
4602         str3=" on a $build system"
4603 fi
4604
4605 if test "x$str2" != x || test "x$str3" != x
4606 then
4607         str4=
4608 fi
4609
4610 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4611
4612 if test "x$str2" != x || test "x$str3" != x
4613 then
4614         echo " ${str2}${str3}." 1>&2
4615 fi
4616
4617 # Truncate the target if necessary
4618 if test x$host_truncate_target != x; then
4619         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4620 fi
4621
4622 # Configure the subdirectories
4623 # AC_CONFIG_SUBDIRS($subdirs)
4624
4625 # Create the Makefile
4626 # and configure language subdirectories
4627 AC_OUTPUT($all_outputs,
4628 [
4629 . $srcdir/configure.lang
4630 case x$CONFIG_HEADERS in
4631 xauto-host.h:config.in)
4632 echo > cstamp-h ;;
4633 esac
4634 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4635 # bootstrapping and the installation procedure can still use
4636 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4637 # FLAGS_TO_PASS has been modified to solve the problem there.
4638 # This is virtually a duplicate of what happens in configure.lang; we do
4639 # an extra check to make sure this only happens if ln -s can be used.
4640 if test "$symbolic_link" = "ln -s"; then
4641  for d in .. ${subdirs} ; do
4642    if test $d != ..; then
4643         STARTDIR=`pwd`
4644         cd $d
4645         for t in stage1 stage2 stage3 stage4 include
4646         do
4647                 rm -f $t
4648                 $symbolic_link ../$t $t 2>/dev/null
4649         done
4650         cd $STARTDIR
4651    fi
4652  done
4653 else true ; fi
4654 # Avoid having to add intl to our include paths.
4655 if test -f intl/libintl.h; then
4656   echo creating libintl.h
4657   echo '#include "intl/libintl.h"' >libintl.h
4658 fi
4659 ],
4660 [
4661 host='${host}'
4662 build='${build}'
4663 target='${target}'
4664 target_alias='${target_alias}'
4665 srcdir='${srcdir}'
4666 subdirs='${subdirs}'
4667 oldstyle_subdirs='${oldstyle_subdirs}'
4668 symbolic_link='${symbolic_link}'
4669 program_transform_set='${program_transform_set}'
4670 program_transform_name='${program_transform_name}'
4671 dep_host_xmake_file='${dep_host_xmake_file}'
4672 host_xmake_file='${host_xmake_file}'
4673 dep_tmake_file='${dep_tmake_file}'
4674 tmake_file='${tmake_file}'
4675 thread_file='${thread_file}'
4676 gcc_version='${gcc_version}'
4677 gcc_version_trigger='${gcc_version_trigger}'
4678 local_prefix='${local_prefix}'
4679 build_install_headers_dir='${build_install_headers_dir}'
4680 build_exeext='${build_exeext}'
4681 host_exeext='${host_exeext}'
4682 out_file='${out_file}'
4683 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4684 SET_MAKE='${SET_MAKE}'
4685 target_list='${target_list}'
4686 target_overrides='${target_overrides}'
4687 host_overrides='${host_overrides}'
4688 cross_defines='${cross_defines}'
4689 cross_overrides='${cross_overrides}'
4690 build_overrides='${build_overrides}'
4691 cpp_install_dir='${cpp_install_dir}'
4692 ])