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 egcs. 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 "$gcc_exec_prefix_setting" != "ok"; then
  80 AC_MSG_ERROR([
  81 *** GCC_EXEC_PREFIX shouldn't contain the current directory when
  82 *** building egcs. Please change the environment variable
  83 *** and run configure again.])
  84 fi
  85
  86 # Check for additional parameters
  87
  88 # With GNU ld
  89 AC_ARG_WITH(gnu-ld,
  90 [  --with-gnu-ld           arrange to work with GNU ld.],
  91 gnu_ld_flag="$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$enable_objc_gc = xno ]]]; then
 277         objc_boehm_gc=''
 278 else
 279         objc_boehm_gc=1
 280 fi,
 281 objc_boehm_gc='')
 282
 283 AC_ARG_ENABLE(java-gc,
 284 changequote(<<,>>)dnl
 285 <<  --enable-java-gc=TYPE   choose garbage collector [boehm]>>,
 286 changequote([,])
 287   JAVAGC=$enableval,
 288   JAVAGC=boehm)
 289
 290 AC_ARG_WITH(dwarf2,
 291 [  --enable-dwarf2        enable DWARF2 debugging as default.],
 292 dwarf2="$with_dwarf2",
 293 dwarf2=no)
 294
 295 # Determine the host, build, and target systems
 296 AC_CANONICAL_SYSTEM
 297
 298 # Find the native compiler
 299 AC_PROG_CC
 300
 301 # If the native compiler is GCC, we can enable warnings even in stage1.
 302 # That's useful for people building cross-compilers, or just running a
 303 # quick `make'.
 304 if test "x$GCC" = "xyes"; then
 305   stage1_warn_cflags='$(WARN_CFLAGS)'
 306 else
 307   stage1_warn_cflags=""
 308 fi
 309 AC_SUBST(stage1_warn_cflags)
 310
 311 AC_PROG_MAKE_SET
 312
 313 AC_MSG_CHECKING([whether a default assembler was specified])
 314 if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
 315     if test x"$gas_flag" = x"no"; then
 316         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
 317     else
 318         AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
 319     fi
 320 else
 321     AC_MSG_RESULT(no)
 322 fi
 323
 324 AC_MSG_CHECKING([whether a default linker was specified])
 325 if test x"${DEFAULT_LINKER+set}" = x"set"; then
 326     if test x"$gnu_ld_flag" = x"no"; then
 327         AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
 328     else
 329         AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
 330     fi
 331 else
 332     AC_MSG_RESULT(no)
 333 fi
 334
 335 # Find some useful tools
 336 AC_PROG_AWK
 337 AC_PROG_LEX
 338 GCC_PROG_LN
 339 GCC_PROG_LN_S
 340 GCC_C_VOLATILE
 341 AC_PROG_RANLIB
 342 AC_PROG_YACC
 343 EGCS_PROG_INSTALL
 344
 345 AC_HEADER_STDC
 346 AC_HEADER_TIME
 347 GCC_HEADER_STRING
 348 AC_HEADER_SYS_WAIT
 349 AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h fcntl.h unistd.h stab.h sys/file.h sys/time.h sys/resource.h sys/param.h sys/times.h sys/stat.h direct.h)
 350
 351 # Check for thread headers.
 352 AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
 353 AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
 354
 355 # See if GNAT has been installed
 356 AC_CHECK_PROG(gnat, gnatbind, yes, no)
 357
 358 # See if the system preprocessor understands the ANSI C preprocessor
 359 # stringification operator.
 360 AC_MSG_CHECKING(whether cpp understands the stringify operator)
 361 AC_CACHE_VAL(gcc_cv_c_have_stringify,
 362 [AC_TRY_COMPILE(,
 363 [#define S(x)   #x
 364 char *test = S(foo);],
 365 gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
 366 AC_MSG_RESULT($gcc_cv_c_have_stringify)
 367 if test $gcc_cv_c_have_stringify = yes; then
 368   AC_DEFINE(HAVE_CPP_STRINGIFY)
 369 fi
 370
 371 # Use <inttypes.h> only if it exists,
 372 # doesn't clash with <sys/types.h>, and declares intmax_t.
 373 AC_MSG_CHECKING(for inttypes.h)
 374 AC_CACHE_VAL(gcc_cv_header_inttypes_h,
 375 [AC_TRY_COMPILE(
 376   [#include <sys/types.h>
 377 #include <inttypes.h>],
 378   [intmax_t i = -1;],
 379   [gcc_cv_header_inttypes_h=yes],
 380   gcc_cv_header_inttypes_h=no)])
 381 AC_MSG_RESULT($gcc_cv_header_inttypes_h)
 382 if test $gcc_cv_header_inttypes_h = yes; then
 383   AC_DEFINE(HAVE_INTTYPES_H)
 384 fi
 385
 386 AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
 387         index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
 388         sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
 389         fputs_unlocked)
 390
 391 # Make sure wchar_t is available
 392 #AC_CHECK_TYPE(wchar_t, unsigned int)
 393
 394 GCC_FUNC_VFPRINTF_DOPRNT
 395 GCC_FUNC_PRINTF_PTR
 396
 397 case "${host}" in
 398 *-*-uwin*)
 399   # Under some versions of uwin, vfork is notoriously buggy and the test
 400   # can hang configure; on other versions, vfork exists just as a stub.
 401   # FIXME: This should be removed once vfork in uwin's runtime is fixed.
 402   ac_cv_func_vfork_works=no
 403   ;;
 404 esac
 405 AC_FUNC_VFORK
 406
 407 GCC_NEED_DECLARATIONS(malloc realloc calloc free bcopy bzero bcmp \
 408         index rindex getenv atol sbrk abort atof strerror getcwd getwd \
 409         strsignal putc_unlocked fputs_unlocked)
 410
 411 GCC_NEED_DECLARATIONS(getrlimit setrlimit, [
 412 #include <sys/types.h>
 413 #ifdef HAVE_SYS_RESOURCE_H
 414 #include <sys/resource.h>
 415 #endif
 416 ])
 417
 418 AC_DECL_SYS_SIGLIST
 419
 420 # mkdir takes a single argument on some systems.
 421 GCC_FUNC_MKDIR_TAKES_ONE_ARG
 422
 423 # File extensions
 424 manext='.1'
 425 objext='.o'
 426 AC_SUBST(manext)
 427 AC_SUBST(objext)
 428
 429 build_xm_file=
 430 build_xm_defines=
 431 build_install_headers_dir=install-headers-tar
 432 build_exeext=
 433 host_xm_file=
 434 host_xm_defines=
 435 host_xmake_file=
 436 host_truncate_target=
 437 host_exeext=
 438
 439 # Decode the host machine, then the target machine.
 440 # For the host machine, we save the xm_file variable as host_xm_file;
 441 # then we decode the target machine and forget everything else
 442 # that came from the host machine.
 443 for machine in $build $host $target; do
 444
 445         out_file=
 446         xmake_file=
 447         tmake_file=
 448         extra_headers=
 449         extra_passes=
 450         extra_parts=
 451         extra_programs=
 452         extra_objs=
 453         extra_host_objs=
 454         extra_gcc_objs=
 455         xm_defines=
 456         float_format=
 457         # Set this to force installation and use of collect2.
 458         use_collect2=
 459         # Set this to override the default target model.
 460         target_cpu_default=
 461         # Set this to control how the header file directory is installed.
 462         install_headers_dir=install-headers-tar
 463         # Set this to a non-empty list of args to pass to cpp if the target
 464         # wants its .md file passed through cpp.
 465         md_cppflags=
 466         # Set this if directory names should be truncated to 14 characters.
 467         truncate_target=
 468         # Set this if gdb needs a dir command with `dirname $out_file`
 469         gdb_needs_out_file_path=
 470         # Set this if the build machine requires executables to have a
 471         # file name suffix.
 472         exeext=
 473         # Set this to control which thread package will be used.
 474         thread_file=
 475         # Reinitialize these from the flag values every loop pass, since some
 476         # configure entries modify them.
 477         gas="$gas_flag"
 478         gnu_ld="$gnu_ld_flag"
 479         enable_threads=$enable_threads_flag
 480
 481         # Set default cpu_type, tm_file and xm_file so it can be updated in
 482         # each machine entry.
 483         cpu_type=`echo $machine | sed 's/-.*$//'`
 484         case $machine in
 485         alpha*-*-*)
 486                 cpu_type=alpha
 487                 ;;
 488         arm*-*-*)
 489                 cpu_type=arm
 490                 ;;
 491         c*-convex-*)
 492                 cpu_type=convex
 493                 ;;
 494 changequote(,)dnl
 495         i[34567]86-*-*)
 496 changequote([,])dnl
 497                 cpu_type=i386
 498                 ;;
 499         hppa*-*-*)
 500                 cpu_type=pa
 501                 ;;
 502         m68000-*-*)
 503                 cpu_type=m68k
 504                 ;;
 505         mips*-*-*)
 506                 cpu_type=mips
 507                 ;;
 508         powerpc*-*-*)
 509                 cpu_type=rs6000
 510                 ;;
 511         pyramid-*-*)
 512                 cpu_type=pyr
 513                 ;;
 514         sparc*-*-*)
 515                 cpu_type=sparc
 516                 ;;
 517         esac
 518
 519         tm_file=${cpu_type}/${cpu_type}.h
 520         xm_file=${cpu_type}/xm-${cpu_type}.h
 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="${tm_file} alpha/alpha32.h interix.h alpha/alpha-interix.h"
 580
 581                 # GAS + IEEE_CONFORMANT+IEEE (no inexact);
 582                 #target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT|MASK_IEEE"
 583
 584                 # GAS + IEEE_CONFORMANT
 585                 target_cpu_default="MASK_GAS|MASK_IEEE_CONFORMANT"
 586
 587                 xm_file="alpha/xm-alpha-interix.h xm-interix.h"
 588                 xmake_file="x-interix alpha/t-pe"
 589                 tmake_file="alpha/t-interix"
 590                 if test x$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="${tm_file} alpha/linux-ecoff.h alpha/linux.h"
 601                 target_cpu_default="MASK_GAS"
 602                 gas=no
 603                 xmake_file=none
 604                 gas=yes gnu_ld=yes
 605                 ;;
 606         alpha*-*-linux-gnulibc1*)
 607                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 608                 target_cpu_default="MASK_GAS"
 609                 tmake_file="t-linux t-linux-gnulibc1 alpha/t-linux alpha/t-crtbe"
 610                 extra_parts="crtbegin.o crtend.o"
 611                 xmake_file=none
 612                 gas=yes gnu_ld=yes
 613                 if test x$enable_threads = xyes; then
 614                         thread_file='posix'
 615                 fi
 616                 ;;
 617         alpha*-*-linux-gnu*)
 618                 tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
 619                 target_cpu_default="MASK_GAS"
 620                 tmake_file="t-linux alpha/t-linux alpha/t-crtbe"
 621                 extra_parts="crtbegin.o crtend.o"
 622                 xmake_file=none
 623                 gas=yes gnu_ld=yes
 624                 if test x$enable_threads = xyes; then
 625                         thread_file='posix'
 626                 fi
 627                 ;;
 628         alpha*-*-netbsd*)
 629                 tm_file="${tm_file} alpha/elf.h alpha/netbsd.h alpha/netbsd-elf.h"
 630                 target_cpu_default="MASK_GAS"
 631                 tmake_file="alpha/t-crtbe"
 632                 extra_parts="crtbegin.o crtend.o"
 633                 xmake_file=none
 634                 gas=yes gnu_ld=yes
 635                 ;;
 636
 637         alpha*-*-openbsd*)
 638                 # default x-alpha is only appropriate for dec-osf.
 639                 target_cpu_default="MASK_GAS"
 640                 ;;
 641
 642         alpha*-dec-osf*)
 643                 if test x$stabs = xyes
 644                 then
 645                         tm_file="${tm_file} dbx.h"
 646                 fi
 647                 if test x$gas != xyes
 648                 then
 649                         extra_passes="mips-tfile mips-tdump"
 650                 fi
 651                 use_collect2=yes
 652                 case $machine in
 653                   *-*-osf1*)
 654                     tm_file="${tm_file} alpha/osf.h alpha/osf12.h alpha/osf2or3.h"
 655                     ;;
 656 changequote(,)dnl
 657                   *-*-osf[23]*)
 658 changequote([,])dnl
 659                     tm_file="${tm_file} alpha/osf.h alpha/osf2or3.h"
 660                     ;;
 661                   *-*-osf4*)
 662                     tm_file="${tm_file} alpha/osf.h"
 663                     # Some versions of OSF4 (specifically X4.0-9 296.7) have
 664                     # a broken tar, so we use cpio instead.
 665                     install_headers_dir=install-headers-cpio
 666                     ;;
 667                 esac
 668                 case $machine in
 669 changequote(,)dnl
 670                   *-*-osf4.0[b-z] | *-*-osf4.[1-9]*)
 671 changequote([,])dnl
 672                     target_cpu_default=MASK_SUPPORT_ARCH
 673                     ;;
 674                 esac
 675                 ;;
 676         alpha*-*-vxworks*)
 677                 tm_file="${tm_file} dbx.h alpha/vxworks.h"
 678                 if [ x$gas != xyes ]
 679                 then
 680                         extra_passes="mips-tfile mips-tdump"
 681                 fi
 682                 use_collect2=yes
 683                 thread_file='vxworks'
 684                 ;;
 685         alpha*-*-winnt*)
 686                 tm_file="${tm_file} alpha/alpha32.h alpha/win-nt.h winnt/win-nt.h"
 687                 xm_file="${xm_file} config/winnt/xm-winnt.h alpha/xm-winnt.h"
 688                 tmake_file=t-libc-ok
 689                 xmake_file=winnt/x-winnt
 690                 extra_host_objs=oldnames.o
 691                 extra_gcc_objs="spawnv.o oldnames.o"
 692                 if test x$gnu_ld != xyes
 693                 then
 694                         extra_programs=ld.exe
 695                 fi
 696                 if test x$enable_threads = xyes; then
 697                         thread_file='win32'
 698                 fi
 699                 ;;
 700         alpha*-dec-vms*)
 701                 tm_file=alpha/vms.h
 702                 xm_file="${xm_file} alpha/xm-vms.h"
 703                 tmake_file=alpha/t-vms
 704                 ;;
 705         arc-*-elf*)
 706                 extra_parts="crtinit.o crtfini.o"
 707                 ;;
 708         arm-*-coff* | armel-*-coff*)
 709                 tm_file=arm/coff.h
 710                 tmake_file=arm/t-bare
 711                 ;;
 712         arm-*-vxworks*)
 713                 tm_file=arm/vxarm.h
 714                 tmake_file=arm/t-bare
 715                 thread_file='vxworks'
 716                 ;;
 717 changequote(,)dnl
 718         arm-*-riscix1.[01]*)            # Acorn RISC machine (early versions)
 719 changequote([,])dnl
 720                 tm_file=arm/riscix1-1.h
 721                 use_collect2=yes
 722                 ;;
 723         arm-*-riscix*)                  # Acorn RISC machine
 724                 if test x$gas = xyes
 725                 then
 726                     tm_file=arm/rix-gas.h
 727                 else
 728                     tm_file=arm/riscix.h
 729                 fi
 730                 xmake_file=arm/x-riscix
 731                 tmake_file=arm/t-riscix
 732                 use_collect2=yes
 733                 ;;
 734         arm-semi-aout | armel-semi-aout)
 735                 tm_file=arm/semi.h
 736                 tmake_file=arm/t-semi
 737                 ;;
 738         arm-semi-aof | armel-semi-aof)
 739                 tm_file=arm/semiaof.h
 740                 tmake_file=arm/t-semiaof
 741                 ;;
 742         arm*-*-netbsd*)
 743                 tm_file=arm/netbsd.h
 744                 xm_file="arm/xm-netbsd.h ${xm_file}"
 745                 tmake_file="t-netbsd arm/t-netbsd"
 746        use_collect2=yes
 747                 ;;
 748         arm*-*-linux-gnuaout*)          # ARM GNU/Linux with a.out
 749                 cpu_type=arm
 750                 xmake_file=x-linux
 751                 tm_file=arm/linux-aout.h
 752                 tmake_file=arm/t-linux
 753                 gnu_ld=yes
 754                 ;;
 755         arm*-*-linux-gnu*)              # ARM GNU/Linux with ELF
 756                 xm_file=arm/xm-linux.h
 757                 xmake_file=x-linux
 758                 case $machine in
 759                 armv2*-*-*)
 760                         tm_file=arm/linux-elf26.h
 761                         ;;
 762                 *)
 763                         tm_file=arm/linux-elf.h
 764                         ;;
 765                 esac
 766                 tmake_file="t-linux arm/t-linux"
 767                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 768                 gnu_ld=yes
 769                 case x${enable_threads} in
 770                 x | xyes | xpthreads | xposix)
 771                         thread_file='posix'
 772                         ;;
 773                 esac
 774                 ;;
 775         arm*-*-aout)
 776                 tm_file=arm/aout.h
 777                 tmake_file=arm/t-bare
 778                 ;;
 779         arm*-*-ecos-elf)
 780                 tm_file=arm/ecos-elf.h
 781                 tmake_file=arm/t-elf
 782                 ;;
 783         arm*-*-elf)
 784                 tm_file=arm/unknown-elf.h
 785                 tmake_file=arm/t-arm-elf
 786                 ;;
 787         arm*-*-oabi)
 788                 tm_file=arm/unknown-elf-oabi.h
 789                 tmake_file=arm/t-arm-elf
 790                 ;;
 791         c1-convex-*)                    # Convex C1
 792                 target_cpu_default=1
 793                 use_collect2=yes
 794                 ;;
 795         c2-convex-*)                    # Convex C2
 796                 target_cpu_default=2
 797                 use_collect2=yes
 798                 ;;
 799         c32-convex-*)
 800                 target_cpu_default=4
 801                 use_collect2=yes
 802                 ;;
 803         c34-convex-*)
 804                 target_cpu_default=8
 805                 use_collect2=yes
 806                 ;;
 807         c38-convex-*)
 808                 target_cpu_default=16
 809                 use_collect2=yes
 810                 ;;
 811         c4x-*)
 812                 cpu_type=c4x
 813                 tmake_file=c4x/t-c4x
 814                 ;;
 815         clipper-intergraph-clix*)
 816                 tm_file="${tm_file} svr3.h clipper/clix.h"
 817                 xm_file=clipper/xm-clix.h
 818                 xmake_file=clipper/x-clix
 819                 extra_headers=va-clipper.h
 820                 extra_parts="crtbegin.o crtend.o"
 821                 install_headers_dir=install-headers-cpio
 822                 ;;
 823         dsp16xx-*)
 824                 ;;
 825         elxsi-elxsi-*)
 826                 use_collect2=yes
 827                 ;;
 828 # This hasn't been upgraded to GCC 2.
 829 #       fx80-alliant-*)                 # Alliant FX/80
 830 #               ;;
 831         h8300-*-*)
 832                 float_format=i32
 833                 ;;
 834         hppa*-*-openbsd*)
 835                 target_cpu_default="MASK_PA_11"
 836                 tmake_file=pa/t-openbsd
 837                 ;;
 838         hppa1.1-*-pro*)
 839                 tm_file="pa/pa-pro.h ${tm_file} pa/pa-pro-end.h libgloss.h"
 840                 xm_file=pa/xm-papro.h
 841                 tmake_file=pa/t-pro
 842                 ;;
 843         hppa1.1-*-osf*)
 844                 target_cpu_default="MASK_PA_11"
 845                 tm_file="${tm_file} pa/pa-osf.h"
 846                 use_collect2=yes
 847                 ;;
 848         hppa1.1-*-rtems*)
 849                 tm_file="pa/pa-pro.h ${tm_file} pa/pa-pro-end.h libgloss.h pa/rtems.h"
 850                 xm_file=pa/xm-papro.h
 851                 tmake_file=pa/t-pro
 852                 ;;
 853         hppa1.0-*-osf*)
 854                 tm_file="${tm_file} pa/pa-osf.h"
 855                 use_collect2=yes
 856                 ;;
 857         hppa1.1-*-bsd*)
 858                 target_cpu_default="MASK_PA_11"
 859                 use_collect2=yes
 860                 ;;
 861         hppa1.0-*-bsd*)
 862                 use_collect2=yes
 863                 ;;
 864         hppa1.0-*-hpux7*)
 865                 tm_file="pa/pa-oldas.h ${tm_file} pa/pa-hpux7.h"
 866                 xm_file=pa/xm-pahpux.h
 867                 xmake_file=pa/x-pa-hpux
 868                 if test x$gas = xyes
 869                 then
 870                         tm_file="${tm_file} pa/gas.h"
 871                 fi
 872                 install_headers_dir=install-headers-cpio
 873                 use_collect2=yes
 874                 ;;
 875 changequote(,)dnl
 876         hppa1.0-*-hpux8.0[0-2]*)
 877 changequote([,])dnl
 878                 tm_file="${tm_file} pa/pa-hpux.h"
 879                 xm_file=pa/xm-pahpux.h
 880                 xmake_file=pa/x-pa-hpux
 881                 if test x$gas = xyes
 882                 then
 883                         tm_file="${tm_file} pa/pa-gas.h"
 884                 else
 885                         tm_file="pa/pa-oldas.h ${tm_file}"
 886                 fi
 887                 install_headers_dir=install-headers-cpio
 888                 use_collect2=yes
 889                 ;;
 890 changequote(,)dnl
 891         hppa1.1-*-hpux8.0[0-2]*)
 892 changequote([,])dnl
 893                 target_cpu_default="MASK_PA_11"
 894                 tm_file="${tm_file} pa/pa-hpux.h"
 895                 xm_file=pa/xm-pahpux.h
 896                 xmake_file=pa/x-pa-hpux
 897                 if test x$gas = xyes
 898                 then
 899                         tm_file="${tm_file} pa/pa-gas.h"
 900                 else
 901                         tm_file="pa/pa-oldas.h ${tm_file}"
 902                 fi
 903                 install_headers_dir=install-headers-cpio
 904                 use_collect2=yes
 905                 ;;
 906         hppa1.1-*-hpux8*)
 907                 target_cpu_default="MASK_PA_11"
 908                 tm_file="${tm_file} pa/pa-hpux.h"
 909                 xm_file=pa/xm-pahpux.h
 910                 xmake_file=pa/x-pa-hpux
 911                 if test x$gas = xyes
 912                 then
 913                         tm_file="${tm_file} pa/pa-gas.h"
 914                 fi
 915                 install_headers_dir=install-headers-cpio
 916                 use_collect2=yes
 917                 ;;
 918         hppa1.0-*-hpux8*)
 919                 tm_file="${tm_file} pa/pa-hpux.h"
 920                 xm_file=pa/xm-pahpux.h
 921                 xmake_file=pa/x-pa-hpux
 922                 if test x$gas = xyes
 923                 then
 924                         tm_file="${tm_file} pa/pa-gas.h"
 925                 fi
 926                 install_headers_dir=install-headers-cpio
 927                 use_collect2=yes
 928                 ;;
 929         hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
 930                 target_cpu_default="MASK_PA_11"
 931                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux10.h"
 932                 xm_file=pa/xm-pahpux.h
 933                 xmake_file=pa/x-pa-hpux
 934                 tmake_file=pa/t-pa
 935                 if test x$gas = xyes
 936                 then
 937                         tm_file="${tm_file} pa/pa-gas.h"
 938                 fi
 939                 if test x$enable_threads = x; then
 940                     enable_threads=$have_pthread_h
 941                 fi
 942                 if test x$enable_threads = xyes; then
 943                         thread_file='dce'
 944                         tmake_file="${tmake_file} pa/t-dce-thr"
 945                 fi
 946                 install_headers_dir=install-headers-cpio
 947                 use_collect2=yes
 948                 ;;
 949         hppa1.0-*-hpux10*)
 950                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux10.h"
 951                 xm_file=pa/xm-pahpux.h
 952                 xmake_file=pa/x-pa-hpux
 953                 tmake_file=pa/t-pa
 954                 if test x$gas = xyes
 955                 then
 956                         tm_file="${tm_file} pa/pa-gas.h"
 957                 fi
 958                 if test x$enable_threads = x; then
 959                     enable_threads=$have_pthread_h
 960                 fi
 961                 if test x$enable_threads = xyes; then
 962                         thread_file='dce'
 963                         tmake_file="${tmake_file} pa/t-dce-thr"
 964                 fi
 965                 install_headers_dir=install-headers-cpio
 966                 use_collect2=yes
 967                 ;;
 968         hppa1.1-*-hpux* | hppa2*-*-hpux*)
 969                 target_cpu_default="MASK_PA_11"
 970                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux9.h"
 971                 xm_file=pa/xm-pahpux.h
 972                 xmake_file=pa/x-pa-hpux
 973                 if test x$gas = xyes
 974                 then
 975                         tm_file="${tm_file} pa/pa-gas.h"
 976                 fi
 977                 install_headers_dir=install-headers-cpio
 978                 use_collect2=yes
 979                 ;;
 980         hppa1.0-*-hpux*)
 981                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hpux9.h"
 982                 xm_file=pa/xm-pahpux.h
 983                 xmake_file=pa/x-pa-hpux
 984                 if test x$gas = xyes
 985                 then
 986                         tm_file="${tm_file} pa/pa-gas.h"
 987                 fi
 988                 install_headers_dir=install-headers-cpio
 989                 use_collect2=yes
 990                 ;;
 991         hppa1.1-*-hiux* | hppa2*-*-hiux*)
 992                 target_cpu_default="MASK_PA_11"
 993                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hiux.h"
 994                 xm_file=pa/xm-pahpux.h
 995                 xmake_file=pa/x-pa-hpux
 996                 if test x$gas = xyes
 997                 then
 998                         tm_file="${tm_file} pa/pa-gas.h"
 999                 fi
1000                 install_headers_dir=install-headers-cpio
1001                 use_collect2=yes
1002                 ;;
1003         hppa1.0-*-hiux*)
1004                 tm_file="${tm_file} pa/pa-hpux.h pa/pa-hiux.h"
1005                 xm_file=pa/xm-pahpux.h
1006                 xmake_file=pa/x-pa-hpux
1007                 if test x$gas = xyes
1008                 then
1009                         tm_file="${tm_file} pa/pa-gas.h"
1010                 fi
1011                 install_headers_dir=install-headers-cpio
1012                 use_collect2=yes
1013                 ;;
1014         hppa*-*-lites*)
1015                 target_cpu_default="MASK_PA_11"
1016                 use_collect2=yes
1017                 ;;
1018         i370-*-mvs*)
1019                 ;;
1020 changequote(,)dnl
1021         i[34567]86-ibm-aix*)            # IBM PS/2 running AIX
1022 changequote([,])dnl
1023                 if test x$gas = xyes
1024                 then
1025                         tm_file=i386/aix386.h
1026                         extra_parts="crtbegin.o crtend.o"
1027                         tmake_file=i386/t-crtstuff
1028                 else
1029                         tm_file=i386/aix386ng.h
1030                         use_collect2=yes
1031                 fi
1032                 xm_file="xm-alloca.h i386/xm-aix.h ${xm_file}"
1033                 xm_defines=USG
1034                 xmake_file=i386/x-aix
1035                 ;;
1036 changequote(,)dnl
1037         i[34567]86-ncr-sysv4*)          # NCR 3000 - ix86 running system V.4
1038 changequote([,])dnl
1039                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1040                 xm_defines="USG POSIX SMALL_ARG_MAX"
1041                 xmake_file=i386/x-ncr3000
1042                 if test x$stabs = xyes -a x$gas = xyes
1043                 then
1044                         tm_file=i386/sysv4gdb.h
1045                 else
1046                         tm_file=i386/sysv4.h
1047                 fi
1048                 extra_parts="crtbegin.o crtend.o"
1049                 tmake_file=i386/t-crtpic
1050                 ;;
1051 changequote(,)dnl
1052         i[34567]86-next-*)
1053 changequote([,])dnl
1054                 tm_file=i386/next.h
1055                 xm_file=i386/xm-next.h
1056                 tmake_file=i386/t-next
1057                 xmake_file=i386/x-next
1058                 extra_objs=nextstep.o
1059                 extra_parts="crtbegin.o crtend.o"
1060                 if test x$enable_threads = xyes; then
1061                         thread_file='mach'
1062                 fi
1063                 ;;
1064 changequote(,)dnl
1065         i[34567]86-sequent-bsd*)                # 80386 from Sequent
1066 changequote([,])dnl
1067                 use_collect2=yes
1068                 if test x$gas = xyes
1069                 then
1070                         tm_file=i386/seq-gas.h
1071                 else
1072                         tm_file=i386/sequent.h
1073                 fi
1074                 ;;
1075 changequote(,)dnl
1076         i[34567]86-sequent-ptx1*)
1077 changequote([,])dnl
1078                 xm_defines="USG SVR3"
1079                 xmake_file=i386/x-sysv3
1080                 tm_file=i386/seq-sysv3.h
1081                 tmake_file=i386/t-crtstuff
1082                 extra_parts="crtbegin.o crtend.o"
1083                 install_headers_dir=install-headers-cpio
1084                 ;;
1085 changequote(,)dnl
1086         i[34567]86-sequent-ptx2* | i[34567]86-sequent-sysv3*)
1087 changequote([,])dnl
1088                 xm_defines="USG SVR3"
1089                 xmake_file=i386/x-sysv3
1090                 tm_file=i386/seq2-sysv3.h
1091                 tmake_file=i386/t-crtstuff
1092                 extra_parts="crtbegin.o crtend.o"
1093                 install_headers_dir=install-headers-cpio
1094                 ;;
1095 changequote(,)dnl
1096         i[34567]86-sequent-ptx4* | i[34567]86-sequent-sysv4*)
1097 changequote([,])dnl
1098                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1099                 xm_defines="USG POSIX SMALL_ARG_MAX"
1100                 xmake_file=x-svr4
1101                 tm_file=i386/ptx4-i.h
1102                 tmake_file=t-svr4
1103                 extra_parts="crtbegin.o crtend.o"
1104                 install_headers_dir=install-headers-cpio
1105                 ;;
1106         i386-sun-sunos*)                # Sun i386 roadrunner
1107                 xm_defines=USG
1108                 tm_file=i386/sun.h
1109                 use_collect2=yes
1110                 ;;
1111 changequote(,)dnl
1112         i[34567]86-wrs-vxworks*)
1113 changequote([,])dnl
1114                 tm_file=i386/vxi386.h
1115                 tmake_file=i386/t-i386bare
1116                 thread_file='vxworks'
1117                 ;;
1118 changequote(,)dnl
1119         i[34567]86-*-aout*)
1120 changequote([,])dnl
1121                 tm_file=i386/i386-aout.h
1122                 tmake_file=i386/t-i386bare
1123                 ;;
1124 changequote(,)dnl
1125         i[34567]86-*-bsdi* | i[34567]86-*-bsd386*)
1126 changequote([,])dnl
1127                 tm_file=i386/bsd386.h
1128 #               tmake_file=t-libc-ok
1129                 ;;
1130 changequote(,)dnl
1131         i[34567]86-*-bsd*)
1132 changequote([,])dnl
1133                 tm_file=i386/386bsd.h
1134 #               tmake_file=t-libc-ok
1135 # Next line turned off because both 386BSD and BSD/386 use GNU ld.
1136 #               use_collect2=yes
1137                 ;;
1138 changequote(,)dnl
1139         i[34567]86-*-freebsdelf*)
1140 changequote([,])dnl
1141                 tm_file="i386/i386.h i386/att.h linux.h i386/freebsd-elf.h i386/perform.h"
1142                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1143                 tmake_file=i386/t-freebsd
1144                 gas=yes
1145                 gnu_ld=yes
1146                 stabs=yes
1147                 ;;
1148 changequote(,)dnl
1149         i[34567]86-*-freebsd*)
1150 changequote([,])dnl
1151                 tm_file=i386/freebsd.h
1152                 tmake_file=i386/t-freebsd
1153                 ;;
1154 changequote(,)dnl
1155         i[34567]86-*-netbsd*)
1156 changequote([,])dnl
1157                 tm_file=i386/netbsd.h
1158                 tmake_file=t-netbsd
1159        use_collect2=yes
1160                 ;;
1161 changequote(,)dnl
1162         i[34567]86-*-openbsd*)
1163 changequote([,])dnl
1164                 # we need collect2 until our bug is fixed...
1165                 use_collect2=yes
1166                 ;;
1167 changequote(,)dnl
1168         i[34567]86-*-coff*)
1169 changequote([,])dnl
1170                 tm_file=i386/i386-coff.h
1171                 tmake_file=i386/t-i386bare
1172                 ;;
1173 changequote(,)dnl
1174         i[34567]86-*-isc*)              # 80386 running ISC system
1175 changequote([,])dnl
1176                 xm_file="${xm_file} i386/xm-isc.h"
1177                 xm_defines="USG SVR3"
1178                 case $machine in
1179 changequote(,)dnl
1180                   i[34567]86-*-isc[34]*)
1181 changequote([,])dnl
1182                     xmake_file=i386/x-isc3
1183                     ;;
1184                   *)
1185                     xmake_file=i386/x-isc
1186                     ;;
1187                 esac
1188                 if test x$gas = xyes -a x$stabs = xyes
1189                 then
1190                         tm_file=i386/iscdbx.h
1191                         tmake_file=i386/t-svr3dbx
1192                         extra_parts="svr3.ifile svr3z.ifile"
1193                 else
1194                         tm_file=i386/isccoff.h
1195                         tmake_file=i386/t-crtstuff
1196                         extra_parts="crtbegin.o crtend.o"
1197                 fi
1198                 install_headers_dir=install-headers-cpio
1199                 ;;
1200 changequote(,)dnl
1201         i[34567]86-*-linux-gnuoldld*)   # Intel 80386's running GNU/Linux
1202 changequote([,])dnl                     # with a.out format using
1203                                         # pre BFD linkers
1204                 xmake_file=x-linux-aout
1205                 tmake_file="t-linux-aout i386/t-crtstuff"
1206                 tm_file=i386/linux-oldld.h
1207                 gnu_ld=yes
1208                 float_format=i386
1209                 ;;
1210 changequote(,)dnl
1211         i[34567]86-*-linux-gnuaout*)    # Intel 80386's running GNU/Linux
1212 changequote([,])dnl                     # with a.out format
1213                 xmake_file=x-linux-aout
1214                 tmake_file="t-linux-aout i386/t-crtstuff"
1215                 tm_file=i386/linux-aout.h
1216                 gnu_ld=yes
1217                 float_format=i386
1218                 ;;
1219 changequote(,)dnl
1220         i[34567]86-*-linux-gnulibc1)    # Intel 80386's running GNU/Linux
1221 changequote([,])dnl                     # with ELF format using the
1222                                         # GNU/Linux C library 5
1223                 xmake_file=x-linux
1224                 tm_file=i386/linux.h
1225                 tmake_file="t-linux t-linux-gnulibc1 i386/t-crtstuff"
1226                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1227                 gnu_ld=yes
1228                 float_format=i386
1229                 if test x$enable_threads = xyes; then
1230                         thread_file='single'
1231                 fi
1232                 ;;
1233 changequote(,)dnl
1234         i[34567]86-*-linux-gnu*)        # Intel 80386's running GNU/Linux
1235 changequote([,])dnl                     # with ELF format using glibc 2
1236                                         # aka GNU/Linux C library 6
1237                 xmake_file=x-linux
1238                 tm_file=i386/linux.h
1239                 tmake_file="t-linux i386/t-crtstuff"
1240                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
1241                 gnu_ld=yes
1242                 float_format=i386
1243                 if test x$enable_threads = xyes; then
1244                         thread_file='posix'
1245                 fi
1246                 ;;
1247 changequote(,)dnl
1248         i[34567]86-*-gnu*)
1249                 float_format=i386
1250 changequote([,])dnl
1251                 ;;
1252 changequote(,)dnl
1253         i[34567]86-go32-msdos | i[34567]86-*-go32*)
1254 changequote([,])dnl
1255                 echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
1256                 exit 1
1257                 ;;
1258 changequote(,)dnl
1259         i[34567]86-pc-msdosdjgpp*)
1260 changequote([,])dnl
1261                 xm_file=i386/xm-djgpp.h
1262                 tm_file=i386/djgpp.h
1263                 tmake_file=i386/t-djgpp
1264                 xmake_file=i386/x-djgpp
1265                 gnu_ld=yes
1266                 gas=yes
1267                 exeext=.exe
1268                 case $host in *pc-msdosdjgpp*)
1269                         target_alias=djgpp
1270                         ;;
1271                 esac
1272                 ;;
1273 changequote(,)dnl
1274         i[34567]86-moss-msdos* | i[34567]86-*-moss*)
1275 changequote([,])dnl
1276                 tm_file=i386/moss.h
1277                 tmake_file=t-libc-ok
1278                 gnu_ld=yes
1279                 gas=yes
1280                 ;;
1281 changequote(,)dnl
1282         i[34567]86-*-lynxos*)
1283 changequote([,])dnl
1284                 if test x$gas = xyes
1285                 then
1286                         tm_file=i386/lynx.h
1287                 else
1288                         tm_file=i386/lynx-ng.h
1289                 fi
1290                 xm_file=i386/xm-lynx.h
1291                 tmake_file=i386/t-i386bare
1292                 xmake_file=x-lynx
1293                 ;;
1294 changequote(,)dnl
1295         i[34567]86-*-mach*)
1296 changequote([,])dnl
1297                 tm_file=i386/mach.h
1298 #               tmake_file=t-libc-ok
1299                 use_collect2=yes
1300                 ;;
1301 changequote(,)dnl
1302         i[34567]86-*-osfrose*)          # 386 using OSF/rose
1303 changequote([,])dnl
1304                 if test x$elf = xyes
1305                 then
1306                         tm_file=i386/osfelf.h
1307                         use_collect2=
1308                 else
1309                         tm_file=i386/osfrose.h
1310                         use_collect2=yes
1311                 fi
1312                 xm_file="i386/xm-osf.h ${xm_file}"
1313                 xmake_file=i386/x-osfrose
1314                 tmake_file=i386/t-osf
1315                 extra_objs=halfpic.o
1316                 ;;
1317 changequote(,)dnl
1318         i[34567]86-go32-rtems*)
1319 changequote([,])dnl
1320                 cpu_type=i386
1321                 xm_file=i386/xm-go32.h
1322                 tm_file=i386/go32-rtems.h
1323                 tmake_file="i386/t-go32 t-rtems"
1324                 ;;
1325 changequote(,)dnl
1326         i[34567]86-*-rtemself*)
1327 changequote([,])dnl
1328                 cpu_type=i386
1329                 tm_file=i386/rtemself.h
1330                 tmake_file="i386/t-i386bare t-rtems"
1331                 ;;
1332 changequote(,)dnl
1333         i[34567]86-*-rtems*)
1334 changequote([,])dnl
1335                 cpu_type=i386
1336                 tm_file=i386/rtems.h
1337                 tmake_file="i386/t-i386bare t-rtems"
1338                 ;;
1339 changequote(,)dnl
1340         i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
1341 changequote([,])dnl
1342                 xm_file="xm-siglist.h xm-alloca.h ${xm_file} i386/xm-sco5.h"
1343                 xm_defines="USG SVR3"
1344                 xmake_file=i386/x-sco5
1345                 install_headers_dir=install-headers-cpio
1346                 tm_file=i386/sco5.h
1347                 if test x$gas = xyes
1348                 then
1349                         tm_file="i386/sco5gas.h ${tm_file}"
1350                         tmake_file=i386/t-sco5gas
1351                 else
1352                         tmake_file=i386/t-sco5
1353                 fi
1354                 extra_parts="crti.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
1355                 ;;
1356 changequote(,)dnl
1357         i[34567]86-*-sco3.2v4*)         # 80386 running SCO 3.2v4 system
1358 changequote([,])dnl
1359                 xm_file="${xm_file} i386/xm-sco.h"
1360                 xm_defines="USG SVR3 BROKEN_LDEXP SMALL_ARG_MAX NO_SYS_SIGLIST"
1361                 xmake_file=i386/x-sco4
1362                 install_headers_dir=install-headers-cpio
1363                 if test x$stabs = xyes
1364                 then
1365                         tm_file=i386/sco4dbx.h
1366                         tmake_file=i386/t-svr3dbx
1367                         extra_parts="svr3.ifile svr3z.rfile"
1368                 else
1369                         tm_file=i386/sco4.h
1370                         tmake_file=i386/t-crtstuff
1371                         extra_parts="crtbegin.o crtend.o"
1372                 fi
1373                 truncate_target=yes
1374                 ;;
1375 changequote(,)dnl
1376         i[34567]86-*-sco*)              # 80386 running SCO system
1377 changequote([,])dnl
1378                 xm_file=i386/xm-sco.h
1379                 xmake_file=i386/x-sco
1380                 install_headers_dir=install-headers-cpio
1381                 if test x$stabs = xyes
1382                 then
1383                         tm_file=i386/scodbx.h
1384                         tmake_file=i386/t-svr3dbx
1385                         extra_parts="svr3.ifile svr3z.rfile"
1386                 else
1387                         tm_file=i386/sco.h
1388                         extra_parts="crtbegin.o crtend.o"
1389                         tmake_file=i386/t-crtstuff
1390                 fi
1391                 truncate_target=yes
1392                 ;;
1393 changequote(,)dnl
1394         i[34567]86-*-solaris2*)
1395 changequote([,])dnl
1396                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1397                 xm_defines="USG POSIX SMALL_ARG_MAX"
1398                 if test x$stabs = xyes
1399                 then
1400                         tm_file=i386/sol2dbg.h
1401                 else
1402                         tm_file=i386/sol2.h
1403                 fi
1404                 tmake_file=i386/t-sol2
1405                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
1406                 xmake_file=x-svr4
1407                 if test x$enable_threads = xyes; then
1408                         thread_file='solaris'
1409                 fi
1410                 ;;
1411 changequote(,)dnl
1412        i[34567]86-*-sysv5*)           # Intel x86 on System V Release 5
1413 changequote([,])dnl
1414                xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1415                xm_defines="USG POSIX"
1416                tm_file=i386/sysv5.h
1417                if test x$stabs = xyes
1418                then
1419                        tm_file="${tm_file} dbx.h"
1420                fi
1421                tmake_file=i386/t-crtpic
1422                xmake_file=x-svr4
1423                extra_parts="crtbegin.o crtend.o"
1424                if test x$enable_threads = xyes; then
1425                        thread_file='posix'
1426                fi
1427                ;;
1428 changequote(,)dnl
1429         i[34567]86-*-sysv4*)            # Intel 80386's running system V.4
1430 changequote([,])dnl
1431                 xm_file="xm-siglist.h xm-alloca.h ${xm_file}"
1432                 xm_defines="USG POSIX SMALL_ARG_MAX"
1433                 tm_file=i386/sysv4.h
1434                 if test x$stabs = xyes
1435                 then
1436                         tm_file="${tm_file} dbx.h"
1437                 fi
1438                 tmake_file=i386/t-crtpic
1439                 xmake_file=x-svr4
1440                 extra_parts="crtbegin.o crtend.o"
1441                 ;;
1442 changequote(,)dnl
1443         i[34567]86-*-udk*)      # Intel x86 on SCO UW/OSR5 Dev Kit
1444 changequote([,])dnl
1445                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1446                 xm_defines="USG POSIX"
1447                 tm_file=i386/udk.h
1448                 tmake_file="i386/t-crtpic i386/t-udk"
1449                 xmake_file=x-svr4
1450                 extra_parts="crtbegin.o crtend.o"
1451                 install_headers_dir=install-headers-cpio
1452                 ;;
1453 changequote(,)dnl
1454         i[34567]86-*-osf1*)             # Intel 80386's running OSF/1 1.3+
1455 changequote([,])dnl
1456                 cpu_type=i386
1457                 xm_file="${xm_file} xm-svr4.h i386/xm-sysv4.h i386/xm-osf1elf.h"
1458                 xm_defines="USE_C_ALLOCA SMALL_ARG_MAX"
1459                 if test x$stabs = xyes
1460                 then
1461                         tm_file=i386/osf1elfgdb.h
1462                 else
1463                         tm_file=i386/osf1elf.h
1464                 fi
1465                 tmake_file=i386/t-osf1elf
1466                 xmake_file=i386/x-osf1elf
1467                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
1468                 ;;
1469 changequote(,)dnl
1470         i[34567]86-*-sysv*)             # Intel 80386's running system V
1471 changequote([,])dnl
1472                 xm_defines="USG SVR3"
1473                 xmake_file=i386/x-sysv3
1474                 if test x$gas = xyes
1475                 then
1476                         if test x$stabs = xyes
1477                         then
1478                                 tm_file=i386/svr3dbx.h
1479                                 tmake_file=i386/t-svr3dbx
1480                                 extra_parts="svr3.ifile svr3z.rfile"
1481                         else
1482                                 tm_file=i386/svr3gas.h
1483                                 extra_parts="crtbegin.o crtend.o"
1484                                 tmake_file=i386/t-crtstuff
1485                         fi
1486                 else
1487                         tm_file=i386/sysv3.h
1488                         extra_parts="crtbegin.o crtend.o"
1489                         tmake_file=i386/t-crtstuff
1490                 fi
1491                 ;;
1492         i386-*-vsta)                    # Intel 80386's running VSTa kernel
1493                 xm_file="${xm_file} i386/xm-vsta.h"
1494                 tm_file=i386/vsta.h
1495                 tmake_file=i386/t-vsta
1496                 xmake_file=i386/x-vsta
1497                 ;;
1498 changequote(,)dnl
1499         i[34567]86-*-win32)
1500 changequote([,])dnl
1501                 xm_file="${xm_file} i386/xm-cygwin.h"
1502                 tmake_file=i386/t-cygwin
1503                 tm_file=i386/win32.h
1504                 xmake_file=i386/x-cygwin
1505                 extra_objs=winnt.o
1506                 if test x$enable_threads = xyes; then
1507                         thread_file='win32'
1508                 fi
1509                 exeext=.exe
1510                 ;;
1511 changequote(,)dnl
1512         i[34567]86-*-pe | i[34567]86-*-cygwin*)
1513 changequote([,])dnl
1514                 xm_file="${xm_file} i386/xm-cygwin.h"
1515                 tmake_file=i386/t-cygwin
1516                 tm_file=i386/cygwin.h
1517                 xmake_file=i386/x-cygwin
1518                 extra_objs=winnt.o
1519                 if test x$enable_threads = xyes; then
1520                         thread_file='win32'
1521                 fi
1522                 exeext=.exe
1523                 ;;
1524 changequote(,)dnl
1525         i[34567]86-*-mingw32*)
1526 changequote([,])dnl
1527                 tm_file=i386/mingw32.h
1528                 xm_file="${xm_file} i386/xm-mingw32.h"
1529                 tmake_file="i386/t-cygwin i386/t-mingw32"
1530                 extra_objs=winnt.o
1531                 xmake_file=i386/x-cygwin
1532                 if test x$enable_threads = xyes; then
1533                         thread_file='win32'
1534                 fi
1535                 exeext=.exe
1536                 case $machine in
1537                         *mingw32msv*)
1538                                 ;;
1539                         *minwg32crt* | *mingw32*)
1540                                 tm_file="${tm_file} i386/crtdll.h"
1541                                 ;;
1542                 esac
1543                 ;;
1544 changequote(,)dnl
1545         i[34567]86-*-uwin*)
1546 changequote([,])dnl
1547                 tm_file=i386/uwin.h
1548                 xm_file="${xm_file} i386/xm-uwin.h"
1549                 xm_defines="USG NO_STAB_H NO_SYS_SIGLIST"
1550                 tmake_file="i386/t-cygwin i386/t-uwin"
1551                 extra_objs=winnt.o
1552                 xmake_file=i386/x-cygwin
1553                 if test x$enable_threads = xyes; then
1554                         thread_file='win32'
1555                 fi
1556                 exeext=.exe
1557                 ;;
1558 changequote(,)dnl
1559         i[34567]86-*-interix*)
1560 changequote([,])dnl
1561                 tm_file="i386/i386-interix.h interix.h"
1562                 xm_file="i386/xm-i386-interix.h xm-interix.h"
1563                 xm_defines="USG NO_SYS_SIGLIST"
1564                 tmake_file="i386/t-interix"
1565                 extra_objs=interix.o
1566                 xmake_file=x-interix
1567                 if test x$enable_threads = xyes ; then
1568                         thread_file='posix'
1569                 fi
1570                 if test x$stabs = xyes ; then
1571                         tm_file="${tm_file} dbxcoff.h"
1572                 fi
1573                 ;;
1574 changequote(,)dnl
1575         i[34567]86-*-winnt3*)
1576 changequote([,])dnl
1577                 tm_file=i386/win-nt.h
1578                 out_file=i386/i386.c
1579                 xm_file="xm-winnt.h ${xm_file}"
1580                 xmake_file=winnt/x-winnt
1581                 tmake_file=i386/t-winnt
1582                 extra_host_objs="winnt.o oldnames.o"
1583                 extra_gcc_objs="spawnv.o oldnames.o"
1584                 if test x$gnu_ld != xyes
1585                 then
1586                         extra_programs=ld.exe
1587                 fi
1588                 if test x$enable_threads = xyes; then
1589                         thread_file='win32'
1590                 fi
1591                 ;;
1592 changequote(,)dnl
1593         i[34567]86-dg-dgux*)
1594 changequote([,])dnl
1595                 xm_file="xm-alloca.h xm-siglist.h ${xm_file}"
1596                 xm_defines="USG POSIX"
1597                 out_file=i386/dgux.c
1598                 tm_file=i386/dgux.h
1599                 tmake_file=i386/t-dgux
1600                 xmake_file=i386/x-dgux
1601                 install_headers_dir=install-headers-cpio
1602               ;;
1603         i860-alliant-*)         # Alliant FX/2800
1604                 tm_file="${tm_file} svr4.h i860/sysv4.h i860/fx2800.h"
1605                 xm_file="${xm_file}"
1606                 xmake_file=i860/x-fx2800
1607                 tmake_file=i860/t-fx2800
1608                 extra_parts="crtbegin.o crtend.o"
1609                 ;;
1610         i860-*-bsd*)
1611                 tm_file="${tm_file} i860/bsd.h"
1612                 if test x$gas = xyes
1613                 then
1614                         tm_file="${tm_file} i860/bsd-gas.h"
1615                 fi
1616                 use_collect2=yes
1617                 ;;
1618         i860-*-mach*)
1619                 tm_file="${tm_file} i860/mach.h"
1620                 tmake_file=t-libc-ok
1621                 ;;
1622         i860-*-osf*)                    # Intel Paragon XP/S, OSF/1AD
1623                 tm_file="${tm_file} svr3.h i860/paragon.h"
1624                 xm_defines="USG SVR3"
1625                 tmake_file=t-osf
1626                 ;;
1627         i860-*-sysv3*)
1628                 tm_file="${tm_file} svr3.h i860/sysv3.h"
1629                 xm_defines="USG SVR3"
1630                 xmake_file=i860/x-sysv3
1631                 extra_parts="crtbegin.o crtend.o"
1632                 ;;
1633         i860-*-sysv4*)
1634                 tm_file="${tm_file} svr4.h i860/sysv4.h"
1635                 xm_defines="USG SVR3"
1636                 xmake_file=i860/x-sysv4
1637                 tmake_file=t-svr4
1638                 extra_parts="crtbegin.o crtend.o"
1639                 ;;
1640         i960-wrs-vxworks5 | i960-wrs-vxworks5.0*)
1641                 tm_file="${tm_file} i960/vx960.h"
1642                 tmake_file=i960/t-vxworks960
1643                 use_collect2=yes
1644                 thread_file='vxworks'
1645                 ;;
1646         i960-wrs-vxworks5* | i960-wrs-vxworks)
1647                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h i960/vx960-coff.h"
1648                 tmake_file=i960/t-vxworks960
1649                 use_collect2=yes
1650                 thread_file='vxworks'
1651                 ;;
1652         i960-wrs-vxworks*)
1653                 tm_file="${tm_file} i960/vx960.h"
1654                 tmake_file=i960/t-vxworks960
1655                 use_collect2=yes
1656                 thread_file='vxworks'
1657                 ;;
1658         i960-*-coff*)
1659                 tm_file="${tm_file} dbxcoff.h i960/i960-coff.h libgloss.h"
1660                 tmake_file=i960/t-960bare
1661                 use_collect2=yes
1662                 ;;
1663         i960-*-rtems)
1664                 tmake_file="i960/t-960bare t-rtems"
1665                 tm_file="${tm_file} dbxcoff.h i960/rtems.h"
1666                 use_collect2=yes
1667                 ;;
1668         i960-*-*)                       # Default i960 environment.
1669                 use_collect2=yes
1670                 ;;
1671         m32r-*-elf*)
1672                 extra_parts="crtinit.o crtfini.o"
1673                 ;;
1674         m68000-convergent-sysv*)
1675                 tm_file=m68k/ctix.h
1676                 xm_file="m68k/xm-3b1.h ${xm_file}"
1677                 xm_defines=USG
1678                 use_collect2=yes
1679                 extra_headers=math-68881.h
1680                 ;;
1681         m68000-hp-bsd*)                 # HP 9000/200 running BSD
1682                 tm_file=m68k/hp2bsd.h
1683                 xmake_file=m68k/x-hp2bsd
1684                 use_collect2=yes
1685                 extra_headers=math-68881.h
1686                 ;;
1687         m68000-hp-hpux*)                # HP 9000 series 300
1688                 xm_file="xm_alloca.h ${xm_file}"
1689                 xm_defines="USG NO_SYS_SIGLIST"
1690                 if test x$gas = xyes
1691                 then
1692                         xmake_file=m68k/x-hp320g
1693                         tm_file=m68k/hp310g.h
1694                 else
1695                         xmake_file=m68k/x-hp320
1696                         tm_file=m68k/hp310.h
1697                 fi
1698                 install_headers_dir=install-headers-cpio
1699                 use_collect2=yes
1700                 extra_headers=math-68881.h
1701                 ;;
1702         m68000-sun-sunos3*)
1703                 tm_file=m68k/sun2.h
1704                 use_collect2=yes
1705                 extra_headers=math-68881.h
1706                 ;;
1707         m68000-sun-sunos4*)
1708                 tm_file=m68k/sun2o4.h
1709                 use_collect2=yes
1710                 extra_headers=math-68881.h
1711                 ;;
1712         m68000-att-sysv*)
1713                 xm_file="m68k/xm-3b1.h ${xm_file}"
1714                 xm_defines=USG
1715                 if test x$gas = xyes
1716                 then
1717                         tm_file=m68k/3b1g.h
1718                 else
1719                         tm_file=m68k/3b1.h
1720                 fi
1721                 use_collect2=yes
1722                 extra_headers=math-68881.h
1723                 ;;
1724         m68k-apple-aux*)                # Apple Macintosh running A/UX
1725                 xm_defines="USG AUX"
1726                 tmake_file=m68k/t-aux
1727                 install_headers_dir=install-headers-cpio
1728                 extra_headers=math-68881.h
1729                 extra_parts="crt1.o mcrt1.o maccrt1.o crt2.o crtn.o"
1730                 tm_file=
1731                 if test "$gnu_ld" = yes
1732                 then
1733                         tm_file="${tm_file} m68k/auxgld.h"
1734                 else
1735                         tm_file="${tm_file} m68k/auxld.h"
1736                 fi
1737                 if test "$gas" = yes
1738                 then
1739                         tm_file="${tm_file} m68k/auxgas.h"
1740                 else
1741                         tm_file="${tm_file} m68k/auxas.h"
1742                 fi
1743                 tm_file="${tm_file} m68k/a-ux.h"
1744                 float_format=m68k
1745                 ;;
1746         m68k-apollo-*)
1747                 tm_file=m68k/apollo68.h
1748                 xmake_file=m68k/x-apollo68
1749                 use_collect2=yes
1750                 extra_headers=math-68881.h
1751                 float_format=m68k
1752                 ;;
1753         m68k-altos-sysv*)                  # Altos 3068
1754                 if test x$gas = xyes
1755                 then
1756                         tm_file=m68k/altos3068.h
1757                         xm_defines=USG
1758                 else
1759                         echo "The Altos is supported only with the GNU assembler" 1>&2
1760                         exit 1
1761                 fi
1762                 extra_headers=math-68881.h
1763                 ;;
1764         m68k-bull-sysv*)                # Bull DPX/2
1765                 if test x$gas = xyes
1766                 then
1767                         if test x$stabs = xyes
1768                         then
1769                                 tm_file=m68k/dpx2cdbx.h
1770                         else
1771                                 tm_file=m68k/dpx2g.h
1772                         fi
1773                 else
1774                         tm_file=m68k/dpx2.h
1775                 fi
1776                 xm_file="xm-alloca.h ${xm_file}"
1777                 xm_defines=USG
1778                 xmake_file=m68k/x-dpx2
1779                 use_collect2=yes
1780                 extra_headers=math-68881.h
1781                 ;;
1782         m68k-atari-sysv4*)              # Atari variant of V.4.
1783                 tm_file=m68k/atari.h
1784                 xm_file="xm-alloca.h ${xm_file}"
1785                 xm_defines="USG FULL_PROTOTYPES"
1786                 tmake_file=t-svr4
1787                 extra_parts="crtbegin.o crtend.o"
1788                 extra_headers=math-68881.h
1789                 float_format=m68k
1790                 ;;
1791         m68k-motorola-sysv*)
1792                 tm_file=m68k/mot3300.h
1793                 xm_file="xm-alloca.h m68k/xm-mot3300.h ${xm_file}"
1794                 xm_defines=NO_SYS_SIGLIST
1795                 if test x$gas = xyes
1796                 then
1797                         xmake_file=m68k/x-mot3300-gas
1798                         if test x$gnu_ld = xyes
1799                         then
1800                                 tmake_file=m68k/t-mot3300-gald
1801                         else
1802                                 tmake_file=m68k/t-mot3300-gas
1803                                 use_collect2=yes
1804                         fi
1805                 else
1806                         xmake_file=m68k/x-mot3300
1807                         if test x$gnu_ld = xyes
1808                         then
1809                                 tmake_file=m68k/t-mot3300-gld
1810                         else
1811                                 tmake_file=m68k/t-mot3300
1812                                 use_collect2=yes
1813                         fi
1814                 fi
1815                 gdb_needs_out_file_path=yes
1816                 extra_parts="crt0.o mcrt0.o"
1817                 extra_headers=math-68881.h
1818                 float_format=m68k
1819                 ;;
1820         m68k-ncr-sysv*)                 # NCR Tower 32 SVR3
1821                 tm_file=m68k/tower-as.h
1822                 xm_defines="USG SVR3"
1823                 xmake_file=m68k/x-tower
1824                 extra_parts="crtbegin.o crtend.o"
1825                 extra_headers=math-68881.h
1826                 ;;
1827         m68k-plexus-sysv*)
1828                 tm_file=m68k/plexus.h
1829                 xm_file="xm-alloca.h m68k/xm-plexus.h ${xm_file}"
1830                 xm_defines=USG
1831                 use_collect2=yes
1832                 extra_headers=math-68881.h
1833                 ;;
1834         m68k-tti-*)
1835                 tm_file=m68k/pbb.h
1836                 xm_file="xm-alloca.h ${xm_file}"
1837                 xm_defines=USG
1838                 extra_headers=math-68881.h
1839                 ;;
1840         m68k-crds-unos*)
1841                 xm_file="xm-alloca.h m68k/xm-crds.h ${xm_file}"
1842                 xm_defines="USG unos"
1843                 xmake_file=m68k/x-crds
1844                 tm_file=m68k/crds.h
1845                 use_collect2=yes
1846                 extra_headers=math-68881.h
1847                 ;;
1848         m68k-cbm-sysv4*)                # Commodore variant of V.4.
1849                 tm_file=m68k/amix.h
1850                 xm_file="xm-alloca.h ${xm_file}"
1851                 xm_defines="USG FULL_PROTOTYPES"
1852                 xmake_file=m68k/x-amix
1853                 tmake_file=t-svr4
1854                 extra_parts="crtbegin.o crtend.o"
1855                 extra_headers=math-68881.h
1856                 float_format=m68k
1857                 ;;
1858         m68k-ccur-rtu)
1859                 tm_file=m68k/ccur-GAS.h
1860                 xmake_file=m68k/x-ccur
1861                 extra_headers=math-68881.h
1862                 use_collect2=yes
1863                 float_format=m68k
1864                 ;;
1865         m68k-hp-bsd4.4*)                # HP 9000/3xx running 4.4bsd
1866                 tm_file=m68k/hp3bsd44.h
1867                 xmake_file=m68k/x-hp3bsd44
1868                 use_collect2=yes
1869                 extra_headers=math-68881.h
1870                 float_format=m68k
1871                 ;;
1872         m68k-hp-bsd*)                   # HP 9000/3xx running Berkeley Unix
1873                 tm_file=m68k/hp3bsd.h
1874                 use_collect2=yes
1875                 extra_headers=math-68881.h
1876                 float_format=m68k
1877                 ;;
1878         m68k-isi-bsd*)
1879                 if test x$with_fp = xno
1880                 then
1881                         tm_file=m68k/isi-nfp.h
1882                 else
1883                         tm_file=m68k/isi.h
1884                         float_format=m68k
1885                 fi
1886                 use_collect2=yes
1887                 extra_headers=math-68881.h
1888                 ;;
1889         m68k-hp-hpux7*) # HP 9000 series 300 running HPUX version 7.
1890                 xm_file="xm_alloca.h ${xm_file}"
1891                 xm_defines="USG NO_SYS_SIGLIST"
1892                 if test x$gas = xyes
1893                 then
1894                         xmake_file=m68k/x-hp320g
1895                         tm_file=m68k/hp320g.h
1896                 else
1897                         xmake_file=m68k/x-hp320
1898                         tm_file=m68k/hpux7.h
1899                 fi
1900                 install_headers_dir=install-headers-cpio
1901                 use_collect2=yes
1902                 extra_headers=math-68881.h
1903                 float_format=m68k
1904                 ;;
1905         m68k-hp-hpux*)  # HP 9000 series 300
1906                 xm_file="xm_alloca.h ${xm_file}"
1907                 xm_defines="USG NO_SYS_SIGLIST"
1908                 if test x$gas = xyes
1909                 then
1910                         xmake_file=m68k/x-hp320g
1911                         tm_file=m68k/hp320g.h
1912                 else
1913                         xmake_file=m68k/x-hp320
1914                         tm_file=m68k/hp320.h
1915                 fi
1916                 install_headers_dir=install-headers-cpio
1917                 use_collect2=yes
1918                 extra_headers=math-68881.h
1919                 float_format=m68k
1920                 ;;
1921         m68k-sun-mach*)
1922                 tm_file=m68k/sun3mach.h
1923                 use_collect2=yes
1924                 extra_headers=math-68881.h
1925                 float_format=m68k
1926                 ;;
1927         m68k-sony-newsos3*)
1928                 if test x$gas = xyes
1929                 then
1930                         tm_file=m68k/news3gas.h
1931                 else
1932                         tm_file=m68k/news3.h
1933                 fi
1934                 use_collect2=yes
1935                 extra_headers=math-68881.h
1936                 float_format=m68k
1937                 ;;
1938         m68k-sony-bsd* | m68k-sony-newsos*)
1939                 if test x$gas = xyes
1940                 then
1941                         tm_file=m68k/newsgas.h
1942                 else
1943                         tm_file=m68k/news.h
1944                 fi
1945                 use_collect2=yes
1946                 extra_headers=math-68881.h
1947                 float_format=m68k
1948                 ;;
1949         m68k-next-nextstep2*)
1950                 tm_file=m68k/next21.h
1951                 xm_file="m68k/xm-next.h ${xm_file}"
1952                 tmake_file=m68k/t-next
1953                 xmake_file=m68k/x-next
1954                 extra_objs=nextstep.o
1955                 extra_headers=math-68881.h
1956                 use_collect2=yes
1957                 float_format=m68k
1958                 ;;
1959         m68k-next-nextstep3*)
1960                 tm_file=m68k/next.h
1961                 xm_file="m68k/xm-next.h ${xm_file}"
1962                 tmake_file=m68k/t-next
1963                 xmake_file=m68k/x-next
1964                 extra_objs=nextstep.o
1965                 extra_parts="crtbegin.o crtend.o"
1966                 extra_headers=math-68881.h
1967                 float_format=m68k
1968                 if test x$enable_threads = xyes; then
1969                         thread_file='mach'
1970                 fi
1971                 ;;
1972         m68k-sun-sunos3*)
1973                 if test x$with_fp = xno
1974                 then
1975                         tm_file=m68k/sun3n3.h
1976                 else
1977                         tm_file=m68k/sun3o3.h
1978                         float_format=m68k
1979                 fi
1980                 use_collect2=yes
1981                 extra_headers=math-68881.h
1982                 ;;
1983         m68k-sun-sunos*)                        # For SunOS 4 (the default).
1984                 if test x$with_fp = xno
1985                 then
1986                         tm_file=m68k/sun3n.h
1987                 else
1988                         tm_file=m68k/sun3.h
1989                         float_format=m68k
1990                 fi
1991                 use_collect2=yes
1992                 extra_headers=math-68881.h
1993                 ;;
1994         m68k-wrs-vxworks*)
1995                 tm_file=m68k/vxm68k.h
1996                 tmake_file=m68k/t-vxworks68
1997                 extra_headers=math-68881.h
1998                 thread_file='vxworks'
1999                 float_format=m68k
2000                 ;;
2001         m68k-*-aout*)
2002                 tmake_file=m68k/t-m68kbare
2003                 tm_file="m68k/m68k-aout.h libgloss.h"
2004                 extra_headers=math-68881.h
2005                 float_format=m68k
2006                 ;;
2007         m68k-*-coff*)
2008                 tmake_file=m68k/t-m68kbare
2009                 tm_file="m68k/m68k-coff.h dbx.h libgloss.h"
2010                 extra_headers=math-68881.h
2011                 float_format=m68k
2012                 ;;
2013         m68020-*-elf* | m68k-*-elf*)
2014                 tm_file="m68k/m68020-elf.h libgloss.h"
2015                 xm_file=m68k/xm-m68kv.h
2016                 tmake_file=m68k/t-m68kelf
2017                 header_files=math-68881.h
2018                 ;;
2019         m68k-*-lynxos*)
2020                 if test x$gas = xyes
2021                 then
2022                         tm_file=m68k/lynx.h
2023                 else
2024                         tm_file=m68k/lynx-ng.h
2025                 fi
2026                 xm_file=m68k/xm-lynx.h
2027                 xmake_file=x-lynx
2028                 tmake_file=m68k/t-lynx
2029                 extra_headers=math-68881.h
2030                 float_format=m68k
2031                 ;;
2032         m68k*-*-netbsd*)
2033                 tm_file=m68k/netbsd.h
2034                 tmake_file=t-netbsd
2035                 float_format=m68k
2036        use_collect2=yes
2037                 ;;
2038         m68k*-*-openbsd*)
2039                 float_format=m68k
2040                 # we need collect2 until our bug is fixed...
2041                 use_collect2=yes
2042                 ;;
2043         m68k-*-sysv3*)                  # Motorola m68k's running system V.3
2044                 xm_file="xm-alloca.h ${xm_file}"
2045                 xm_defines=USG
2046                 xmake_file=m68k/x-m68kv
2047                 extra_parts="crtbegin.o crtend.o"
2048                 extra_headers=math-68881.h
2049                 float_format=m68k
2050                 ;;
2051         m68k-*-sysv4*)                  # Motorola m68k's running system V.4
2052                 tm_file=m68k/m68kv4.h
2053                 xm_file="xm-alloca.h ${xm_file}"
2054                 xm_defines=USG
2055                 tmake_file=t-svr4
2056                 extra_parts="crtbegin.o crtend.o"
2057                 extra_headers=math-68881.h
2058                 float_format=m68k
2059                 ;;
2060         m68k-*-linux-gnuaout*)          # Motorola m68k's running GNU/Linux
2061                                         # with a.out format
2062                 xmake_file=x-linux
2063                 tm_file=m68k/linux-aout.h
2064                 tmake_file="t-linux-aout m68k/t-linux-aout"
2065                 extra_headers=math-68881.h
2066                 float_format=m68k
2067                 gnu_ld=yes
2068                 ;;
2069         m68k-*-linux-gnulibc1)          # Motorola m68k's running GNU/Linux
2070                                         # with ELF format using the
2071                                         # GNU/Linux C library 5
2072                 xmake_file=x-linux
2073                 tm_file=m68k/linux.h
2074                 tmake_file="t-linux t-linux-gnulibc1 m68k/t-linux"
2075                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2076                 extra_headers=math-68881.h
2077                 float_format=m68k
2078                 gnu_ld=yes
2079                 ;;
2080         m68k-*-linux-gnu*)              # Motorola m68k's running GNU/Linux
2081                                         # with ELF format using glibc 2
2082                                         # aka the GNU/Linux C library 6.
2083                 xmake_file=x-linux
2084                 tm_file=m68k/linux.h
2085                 tmake_file="t-linux m68k/t-linux"
2086                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2087                 extra_headers=math-68881.h
2088                 float_format=m68k
2089                 gnu_ld=yes
2090                 if test x$enable_threads = xyes; then
2091                         thread_file='posix'
2092                 fi
2093                 ;;
2094         m68k-*-psos*)
2095                 tmake_file=m68k/t-m68kbare
2096                 tm_file=m68k/m68k-psos.h
2097                 extra_headers=math-68881.h
2098                 float_format=m68k
2099                 ;;
2100         m68k-*-rtems*)
2101                 tmake_file="m68k/t-m68kbare t-rtems"
2102                 tm_file=m68k/rtems.h
2103                 extra_headers=math-68881.h
2104                 float_format=m68k
2105                 ;;
2106
2107         m88k-dg-dgux*)
2108                 case $machine in
2109                   m88k-dg-dguxbcs*)
2110                     tm_file=m88k/dguxbcs.h
2111                     tmake_file=m88k/t-dguxbcs
2112                     ;;
2113                   *)
2114                     tm_file=m88k/dgux.h
2115                     tmake_file=m88k/t-dgux
2116                     ;;
2117                 esac
2118                 extra_parts="crtbegin.o bcscrtbegin.o crtend.o m88kdgux.ld"
2119                 xmake_file=m88k/x-dgux
2120                 if test x$gas = xyes
2121                 then
2122                         tmake_file=m88k/t-dgux-gas
2123                 fi
2124                 ;;
2125         m88k-dolphin-sysv3*)
2126                 tm_file=m88k/dolph.h
2127                 extra_parts="crtbegin.o crtend.o"
2128                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2129                 xmake_file=m88k/x-dolph
2130                 if test x$gas = xyes
2131                 then
2132                         tmake_file=m88k/t-m88k-gas
2133                 fi
2134                 ;;
2135         m88k-tektronix-sysv3)
2136                 tm_file=m88k/tekXD88.h
2137                 extra_parts="crtbegin.o crtend.o"
2138                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2139                 xmake_file=m88k/x-tekXD88
2140                 if test x$gas = xyes
2141                 then
2142                         tmake_file=m88k/t-m88k-gas
2143                 fi
2144                 ;;
2145         m88k-*-aout*)
2146                 tm_file=m88k/m88k-aout.h
2147                 ;;
2148         m88k-*-coff*)
2149                 tm_file=m88k/m88k-coff.h
2150                 tmake_file=m88k/t-bug
2151                 ;;
2152         m88k-*-luna*)
2153                 tm_file=m88k/luna.h
2154                 extra_parts="crtbegin.o crtend.o"
2155                 if test x$gas = xyes
2156                 then
2157                         tmake_file=m88k/t-luna-gas
2158                 else
2159                         tmake_file=m88k/t-luna
2160                 fi
2161                 ;;
2162         m88k-*-openbsd*)
2163                 tmake_file="${tmake_file} m88k/t-luna-gas"
2164                 ;;
2165         m88k-*-sysv3*)
2166                 tm_file=m88k/sysv3.h
2167                 extra_parts="crtbegin.o crtend.o"
2168                 xm_file="m88k/xm-sysv3.h ${xm_file}"
2169                 xmake_file=m88k/x-sysv3
2170                 if test x$gas = xyes
2171                 then
2172                         tmake_file=m88k/t-m88k-gas
2173                 fi
2174                 ;;
2175         m88k-*-sysv4*)
2176                 tm_file=m88k/sysv4.h
2177                 extra_parts="crtbegin.o crtend.o"
2178                 xmake_file=m88k/x-sysv4
2179                 tmake_file=m88k/t-sysv4
2180                 ;;
2181         mips-sgi-irix6*)                # SGI System V.4., IRIX 6
2182                 tm_file=mips/iris6.h
2183                 xm_file=mips/xm-iris6.h
2184                 xmake_file=mips/x-iris6
2185                 tmake_file=mips/t-iris6
2186 #               if test x$enable_threads = xyes; then
2187 #                       thread_file='irix'
2188 #               fi
2189                 ;;
2190         mips-wrs-vxworks)
2191                 tm_file="mips/elf.h libgloss.h mips/vxworks.h"
2192                 tmake_file=mips/t-ecoff
2193                 gas=yes
2194                 gnu_ld=yes
2195                 extra_parts="crtbegin.o crtend.o"
2196                 thread_file='vxworks'
2197                 ;;
2198         mips-sgi-irix5cross64)          # Irix5 host, Irix 6 target, cross64
2199                 tm_file="mips/iris6.h mips/cross64.h"
2200                 xm_defines=USG
2201                 xm_file="mips/xm-iris5.h"
2202                 xmake_file=mips/x-iris
2203                 tmake_file=mips/t-cross64
2204                 # See comment in mips/iris[56].h files.
2205                 use_collect2=yes
2206 #               if test x$enable_threads = xyes; then
2207 #                       thread_file='irix'
2208 #               fi
2209                 ;;
2210         mips-sni-sysv4)
2211                 if test x$gas = xyes
2212                 then
2213                         if test x$stabs = xyes
2214                         then
2215                                 tm_file=mips/iris5gdb.h
2216                         else
2217                                 tm_file="mips/sni-svr4.h mips/sni-gas.h"
2218                         fi
2219                 else
2220                         tm_file=mips/sni-svr4.h
2221                 fi
2222                 xm_defines=USG
2223                 xmake_file=mips/x-sni-svr4
2224                 tmake_file=mips/t-mips-gas
2225                 if test x$gnu_ld != xyes
2226                 then
2227                         use_collect2=yes
2228                 fi
2229                 ;;
2230         mips-sgi-irix5*)                # SGI System V.4., IRIX 5
2231                 if test x$gas = xyes
2232                 then
2233                         tm_file="mips/iris5.h mips/iris5gas.h"
2234                         if test x$stabs = xyes
2235                         then
2236                                 tm_file="${tm_file} dbx.h"
2237                         fi
2238                 else
2239                         tm_file=mips/iris5.h
2240                 fi
2241                 xm_defines=USG
2242                 xm_file="mips/xm-iris5.h"
2243                 xmake_file=mips/x-iris
2244                 # mips-tfile doesn't work yet
2245                 tmake_file=mips/t-mips-gas
2246                 # See comment in mips/iris5.h file.
2247                 use_collect2=yes
2248 #               if test x$enable_threads = xyes; then
2249 #                       thread_file='irix'
2250 #               fi
2251                 ;;
2252         mips-sgi-irix4loser*)           # Mostly like a MIPS.
2253                 tm_file="mips/iris4loser.h mips/iris3.h ${tm_file} mips/iris4.h"
2254                 if test x$stabs = xyes; then
2255                         tm_file="${tm_file} dbx.h"
2256                 fi
2257                 xm_defines=USG
2258                 xmake_file=mips/x-iris
2259                 if test x$gas = xyes
2260                 then
2261                         tmake_file=mips/t-mips-gas
2262                 else
2263                         extra_passes="mips-tfile mips-tdump"
2264                 fi
2265                 if test x$gnu_ld != xyes
2266                 then
2267                         use_collect2=yes
2268                 fi
2269 #               if test x$enable_threads = xyes; then
2270 #                       thread_file='irix'
2271 #               fi
2272                 ;;
2273         mips-sgi-irix4*)                # Mostly like a MIPS.
2274                 tm_file="mips/iris3.h ${tm_file} mips/iris4.h"
2275                 if test x$stabs = xyes; then
2276                         tm_file="${tm_file} dbx.h"
2277                 fi
2278                 xm_defines=USG
2279                 xmake_file=mips/x-iris
2280                 if test x$gas = xyes
2281                 then
2282                         tmake_file=mips/t-mips-gas
2283                 else
2284                         extra_passes="mips-tfile mips-tdump"
2285                 fi
2286                 if test x$gnu_ld != xyes
2287                 then
2288                         use_collect2=yes
2289                 fi
2290 #               if test x$enable_threads = xyes; then
2291 #                       thread_file='irix'
2292 #               fi
2293                 ;;
2294         mips-sgi-*)                     # Mostly like a MIPS.
2295                 tm_file="mips/iris3.h ${tm_file}"
2296                 if test x$stabs = xyes; then
2297                         tm_file="${tm_file} dbx.h"
2298                 fi
2299                 xm_defines=USG
2300                 xmake_file=mips/x-iris3
2301                 if test x$gas = xyes
2302                 then
2303                         tmake_file=mips/t-mips-gas
2304                 else
2305                         extra_passes="mips-tfile mips-tdump"
2306                 fi
2307                 if test x$gnu_ld != xyes
2308                 then
2309                         use_collect2=yes
2310                 fi
2311                 ;;
2312         mips-dec-osfrose*)              # Decstation running OSF/1 reference port with OSF/rose.
2313                 tm_file="mips/osfrose.h ${tm_file}"
2314                 xmake_file=mips/x-osfrose
2315                 tmake_file=mips/t-osfrose
2316                 extra_objs=halfpic.o
2317                 use_collect2=yes
2318                 ;;
2319         mips-dec-osf*)                  # Decstation running OSF/1 as shipped by DIGITAL
2320                 tm_file=mips/dec-osf1.h
2321                 if test x$stabs = xyes; then
2322                         tm_file="${tm_file} dbx.h"
2323                 fi
2324                 xmake_file=mips/x-dec-osf1
2325                 if test x$gas = xyes
2326                 then
2327                         tmake_file=mips/t-mips-gas
2328                 else
2329                         tmake_file=mips/t-ultrix
2330                         extra_passes="mips-tfile mips-tdump"
2331                 fi
2332                 if test x$gnu_ld != xyes
2333                 then
2334                         use_collect2=yes
2335                 fi
2336                 ;;
2337         mips-dec-bsd*)                  # Decstation running 4.4 BSD
2338               tm_file=mips/dec-bsd.h
2339               if test x$gas = xyes
2340               then
2341                         tmake_file=mips/t-mips-gas
2342               else
2343                         tmake_file=mips/t-ultrix
2344                         extra_passes="mips-tfile mips-tdump"
2345               fi
2346               if test x$gnu_ld != xyes
2347               then
2348                         use_collect2=yes
2349               fi
2350               ;;
2351         mipsel-*-netbsd* | mips-dec-netbsd*)    # Decstation running NetBSD
2352                 tm_file=mips/netbsd.h
2353                 # On NetBSD, the headers are already okay, except for math.h.
2354                 tmake_file=t-netbsd
2355                 ;;
2356        mips*-*-linux*)                         # Linux MIPS, either endian.
2357                 xmake_file=x-linux
2358                 xm_file="xm-siglist.h ${xm_file}"
2359                case $machine in
2360                        mipsel-*)  tm_file="mips/elfl.h mips/linux.h" ;;
2361                        *)         tm_file="mips/elf.h mips/linux.h" ;;
2362                esac
2363                 extra_parts="crtbegin.o crtend.o"
2364                 gnu_ld=yes
2365                 gas=yes
2366                 ;;
2367         mips*el-*-openbsd*)     # mips little endian
2368                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2369                 tm_file=mips/openbsd.h
2370                 ;;
2371         mips*-*-openbsd*)               # mips big endian
2372                 target_cpu_default="MASK_GAS|MASK_ABICALLS"
2373                 tm_file=mips/openbsd-be.h
2374                 ;;
2375         mips-sony-bsd* | mips-sony-newsos*)     # Sony NEWS 3600 or risc/news.
2376                 tm_file="mips/news4.h ${tm_file}"
2377                 if test x$stabs = xyes; then
2378                         tm_file="${tm_file} dbx.h"
2379                 fi
2380                 if test x$gas = xyes
2381                 then
2382                         tmake_file=mips/t-mips-gas
2383                 else
2384                         extra_passes="mips-tfile mips-tdump"
2385                 fi
2386                 if test x$gnu_ld != xyes
2387                 then
2388                         use_collect2=yes
2389                 fi
2390                 xmake_file=mips/x-sony
2391                 ;;
2392         mips-sony-sysv*)                # Sony NEWS 3800 with NEWSOS5.0.
2393                                         # That is based on svr4.
2394                 # t-svr4 is not right because this system doesn't use ELF.
2395                 tm_file="mips/news5.h ${tm_file}"
2396                 if test x$stabs = xyes; then
2397                         tm_file="${tm_file} dbx.h"
2398                 fi
2399                 xm_file="xm-siglist.h ${xm_file}"
2400                 xm_defines=USG
2401                 if test x$gas = xyes
2402                 then
2403                         tmake_file=mips/t-mips-gas
2404                 else
2405                         extra_passes="mips-tfile mips-tdump"
2406                 fi
2407                 if test x$gnu_ld != xyes
2408                 then
2409                         use_collect2=yes
2410                 fi
2411                 ;;
2412         mips-tandem-sysv4*)             # Tandem S2 running NonStop UX
2413                 tm_file="mips/svr4-5.h mips/svr4-t.h"
2414                 if test x$stabs = xyes; then
2415                         tm_file="${tm_file} dbx.h"
2416                 fi
2417                 xm_file="xm-siglist.h ${xm_file}"
2418                 xm_defines=USG
2419                 xmake_file=mips/x-sysv
2420                 if test x$gas = xyes
2421                 then
2422                         tmake_file=mips/t-mips-gas
2423                         extra_parts="crtbegin.o crtend.o"
2424                 else
2425                         tmake_file=mips/t-mips
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-*-ultrix* | mips-dec-mach3)        # Decstation.
2434                 tm_file="mips/ultrix.h ${tm_file}"
2435                 if test x$stabs = xyes; then
2436                         tm_file="${tm_file} dbx.h"
2437                 fi
2438                 xmake_file=mips/x-ultrix
2439                 if test x$gas = xyes
2440                 then
2441                         tmake_file=mips/t-mips-gas
2442                 else
2443                         tmake_file=mips/t-ultrix
2444                         extra_passes="mips-tfile mips-tdump"
2445                 fi
2446                 if test x$gnu_ld != xyes
2447                 then
2448                         use_collect2=yes
2449                 fi
2450                 ;;
2451 changequote(,)dnl
2452         mips-*-riscos[56789]bsd*)
2453 changequote([,])dnl
2454                 tm_file=mips/bsd-5.h    # MIPS BSD 4.3, RISC-OS 5.0
2455                 if test x$stabs = xyes; then
2456                         tm_file="${tm_file} dbx.h"
2457                 fi
2458                 if test x$gas = xyes
2459                 then
2460                         tmake_file=mips/t-bsd-gas
2461                 else
2462                         tmake_file=mips/t-bsd
2463                         extra_passes="mips-tfile mips-tdump"
2464                 fi
2465                 if test x$gnu_ld != xyes
2466                 then
2467                         use_collect2=yes
2468                 fi
2469                 ;;
2470 changequote(,)dnl
2471         mips-*-bsd* | mips-*-riscosbsd* | mips-*-riscos[1234]bsd*)
2472 changequote([,])dnl
2473                 tm_file="mips/bsd-4.h ${tm_file}" # MIPS BSD 4.3, RISC-OS 4.0
2474                 if test x$stabs = xyes; then
2475                         tm_file="${tm_file} dbx.h"
2476                 fi
2477                 if test x$gas = xyes
2478                 then
2479                         tmake_file=mips/t-bsd-gas
2480                 else
2481                         tmake_file=mips/t-bsd
2482                         extra_passes="mips-tfile mips-tdump"
2483                 fi
2484                 if test x$gnu_ld != xyes
2485                 then
2486                         use_collect2=yes
2487                 fi
2488                 ;;
2489 changequote(,)dnl
2490         mips-*-riscos[56789]sysv4*)
2491 changequote([,])dnl
2492                 tm_file=mips/svr4-5.h   # MIPS System V.4., RISC-OS 5.0
2493                 if test x$stabs = xyes; then
2494                         tm_file="${tm_file} dbx.h"
2495                 fi
2496                 xm_file="xm-siglist.h ${xm_file}"
2497                 xmake_file=mips/x-sysv
2498                 if test x$gas = xyes
2499                 then
2500                         tmake_file=mips/t-svr4-gas
2501                 else
2502                         tmake_file=mips/t-svr4
2503                         extra_passes="mips-tfile mips-tdump"
2504                 fi
2505                 if test x$gnu_ld != xyes
2506                 then
2507                         use_collect2=yes
2508                 fi
2509                 ;;
2510 changequote(,)dnl
2511         mips-*-sysv4* | mips-*-riscos[1234]sysv4* | mips-*-riscossysv4*)
2512 changequote([,])dnl
2513                 tm_file="mips/svr4-4.h ${tm_file}"
2514                 if test x$stabs = xyes; then
2515                         tm_file="${tm_file} dbx.h"
2516                 fi
2517                 xm_defines=USG
2518                 xmake_file=mips/x-sysv
2519                 if test x$gas = xyes
2520                 then
2521                         tmake_file=mips/t-svr4-gas
2522                 else
2523                         tmake_file=mips/t-svr4
2524                         extra_passes="mips-tfile mips-tdump"
2525                 fi
2526                 if test x$gnu_ld != xyes
2527                 then
2528                         use_collect2=yes
2529                 fi
2530                 ;;
2531 changequote(,)dnl
2532         mips-*-riscos[56789]sysv*)
2533 changequote([,])dnl
2534                 tm_file=mips/svr3-5.h   # MIPS System V.3, RISC-OS 5.0
2535                 if test x$stabs = xyes; then
2536                         tm_file="${tm_file} dbx.h"
2537                 fi
2538                 xm_defines=USG
2539                 xmake_file=mips/x-sysv
2540                 if test x$gas = xyes
2541                 then
2542                         tmake_file=mips/t-svr3-gas
2543                 else
2544                         tmake_file=mips/t-svr3
2545                         extra_passes="mips-tfile mips-tdump"
2546                 fi
2547                 if test x$gnu_ld != xyes
2548                 then
2549                         use_collect2=yes
2550                 fi
2551                 ;;
2552         mips-*-sysv* | mips-*-riscos*sysv*)
2553                 tm_file="mips/svr3-4.h ${tm_file}"
2554                 if test x$stabs = xyes; then
2555                         tm_file="${tm_file} dbx.h"
2556                 fi
2557                 xm_defines=USG
2558                 xmake_file=mips/x-sysv
2559                 if test x$gas = xyes
2560                 then
2561                         tmake_file=mips/t-svr3-gas
2562                 else
2563                         tmake_file=mips/t-svr3
2564                         extra_passes="mips-tfile mips-tdump"
2565                 fi
2566                 if test x$gnu_ld != xyes
2567                 then
2568                         use_collect2=yes
2569                 fi
2570                 ;;
2571 changequote(,)dnl
2572         mips-*-riscos[56789]*)          # Default MIPS RISC-OS 5.0.
2573 changequote([,])dnl
2574                 tm_file=mips/mips-5.h
2575                 if test x$stabs = xyes; then
2576                         tm_file="${tm_file} dbx.h"
2577                 fi
2578                 if test x$gas = xyes
2579                 then
2580                         tmake_file=mips/t-mips-gas
2581                 else
2582                         extra_passes="mips-tfile mips-tdump"
2583                 fi
2584                 if test x$gnu_ld != xyes
2585                 then
2586                         use_collect2=yes
2587                 fi
2588                 ;;
2589         mips-*-gnu*)
2590                 ;;
2591         mipsel-*-ecoff*)
2592                 tm_file=mips/ecoffl.h
2593                 if test x$stabs = xyes; then
2594                         tm_file="${tm_file} dbx.h"
2595                 fi
2596                 tmake_file=mips/t-ecoff
2597                 ;;
2598         mips-*-ecoff*)
2599                 tm_file="gofast.h mips/ecoff.h"
2600                 if test x$stabs = xyes; then
2601                         tm_file="${tm_file} dbx.h"
2602                 fi
2603                 tmake_file=mips/t-ecoff
2604                 ;;
2605         mipsel-*-elf*)
2606                 tm_file="mips/elfl.h libgloss.h"
2607                 tmake_file=mips/t-elf
2608                 ;;
2609         mips-*-elf*)
2610                 tm_file="mips/elf.h"
2611                 tmake_file=mips/t-elf
2612                 ;;
2613         mips64el-*-elf*)
2614                 tm_file="mips/elfl64.h"
2615                 tmake_file=mips/t-elf
2616                 ;;
2617         mips64orionel-*-elf*)
2618                 tm_file="mips/elforion.h mips/elfl64.h libgloss.h"
2619                 tmake_file=mips/t-elf
2620                 ;;
2621         mips64-*-elf*)
2622                 tm_file="mips/elf64.h"
2623                 tmake_file=mips/t-elf
2624                 ;;
2625         mips64orion-*-elf*)
2626                 tm_file="mips/elforion.h mips/elf64.h libgloss.h"
2627                 tmake_file=mips/t-elf
2628                 ;;
2629         mips64orion-*-rtems*)
2630                 tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h"
2631                 tmake_file="mips/t-ecoff t-rtems"
2632                 ;;
2633         mipstx39el-*-elf*)
2634                 tm_file="mips/r3900.h mips/elfl.h mips/abi64.h"
2635                 tmake_file=mips/t-r3900
2636                 ;;
2637         mipstx39-*-elf*)
2638                 tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
2639                 tmake_file=mips/t-r3900
2640                 ;;
2641         mips-*-*)                               # Default MIPS RISC-OS 4.0.
2642                 if test x$stabs = xyes; then
2643                         tm_file="${tm_file} dbx.h"
2644                 fi
2645                 if test x$gas = xyes
2646                 then
2647                         tmake_file=mips/t-mips-gas
2648                 else
2649                         extra_passes="mips-tfile mips-tdump"
2650                 fi
2651                 if test x$gnu_ld != xyes
2652                 then
2653                         use_collect2=yes
2654                 fi
2655                 ;;
2656         mn10200-*-*)
2657                 cpu_type=mn10200
2658                 tm_file="mn10200/mn10200.h"
2659                 if test x$stabs = xyes
2660                 then
2661                         tm_file="${tm_file} dbx.h"
2662                 fi
2663                 use_collect2=no
2664                 ;;
2665         mn10300-*-*)
2666                 cpu_type=mn10300
2667                 tm_file="mn10300/mn10300.h"
2668                 if test x$stabs = xyes
2669                 then
2670                         tm_file="${tm_file} dbx.h"
2671                 fi
2672                 use_collect2=no
2673                 ;;
2674         ns32k-encore-bsd*)
2675                 tm_file=ns32k/encore.h
2676                 use_collect2=yes
2677                 ;;
2678         ns32k-sequent-bsd*)
2679                 tm_file=ns32k/sequent.h
2680                 use_collect2=yes
2681                 ;;
2682         ns32k-tek6100-bsd*)
2683                 tm_file=ns32k/tek6100.h
2684                 use_collect2=yes
2685                 ;;
2686         ns32k-tek6200-bsd*)
2687                 tm_file=ns32k/tek6200.h
2688                 use_collect2=yes
2689                 ;;
2690 # This has not been updated to GCC 2.
2691 #       ns32k-ns-genix*)
2692 #               xm_defines=USG
2693 #               xmake_file=ns32k/x-genix
2694 #               tm_file=ns32k/genix.h
2695 #               use_collect2=yes
2696 #               ;;
2697         ns32k-merlin-*)
2698                 tm_file=ns32k/merlin.h
2699                 use_collect2=yes
2700                 ;;
2701         ns32k-pc532-mach*)
2702                 tm_file=ns32k/pc532-mach.h
2703                 use_collect2=yes
2704                 ;;
2705         ns32k-pc532-minix*)
2706                 tm_file=ns32k/pc532-min.h
2707                 xm_file="ns32k/xm-pc532-min.h ${xm-file}"
2708                 xm_defines=USG
2709                 use_collect2=yes
2710                 ;;
2711         ns32k-*-netbsd*)
2712                 tm_file=ns32k/netbsd.h
2713                 xm_file="ns32k/xm-netbsd.h ${xm_file}"
2714                 # On NetBSD, the headers are already okay, except for math.h.
2715                 tmake_file=t-netbsd
2716        use_collect2=yes
2717                 ;;
2718         pdp11-*-bsd)
2719                 tm_file="${tm_file} pdp11/2bsd.h"
2720                 ;;
2721         pdp11-*-*)
2722                 ;;
2723         ns32k-*-openbsd*)
2724                 # Nothing special
2725                 ;;
2726         pyramid-*-*)
2727                 cpu_type=pyr
2728                 xmake_file=pyr/x-pyr
2729                 use_collect2=yes
2730                 ;;
2731         romp-*-aos*)
2732                 use_collect2=yes
2733                 ;;
2734         romp-*-mach*)
2735                 xmake_file=romp/x-mach
2736                 use_collect2=yes
2737                 ;;
2738         romp-*-openbsd*)
2739                 # Nothing special
2740                 ;;
2741         powerpc-*-openbsd*)
2742                 tmake_file="${tmake_file} rs6000/t-rs6000 rs6000/t-openbsd"
2743                 ;;
2744         powerpc-*-beos*)
2745                 cpu_type=rs6000
2746                 tm_file=rs6000/beos.h
2747                 xm_file=rs6000/xm-beos.h
2748                 tmake_file=rs6000/t-beos
2749                 xmake_file=rs6000/x-beos
2750                 ;;
2751         powerpc-*-sysv* | powerpc-*-elf*)
2752                 tm_file=rs6000/sysv4.h
2753                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2754                 xm_defines="USG POSIX"
2755                 extra_headers=ppc-asm.h
2756                 if test x$gas = xyes
2757                 then
2758                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2759                 else
2760                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2761                 fi
2762                 xmake_file=rs6000/x-sysv4
2763                 ;;
2764         powerpc-*-eabiaix*)
2765                 tm_file=rs6000/eabiaix.h
2766                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2767                 extra_headers=ppc-asm.h
2768                 ;;
2769         powerpc-*-eabisim*)
2770                 tm_file=rs6000/eabisim.h
2771                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2772                 extra_headers=ppc-asm.h
2773                 ;;
2774         powerpc-*-eabi*)
2775                 tm_file=rs6000/eabi.h
2776                 if test x$gas = xyes
2777                 then
2778                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2779                 else
2780                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2781                 fi
2782                 extra_headers=ppc-asm.h
2783                 ;;
2784         powerpc-*-rtems*)
2785                 tm_file=rs6000/rtems.h
2786                 if test x$gas = xyes
2787                 then
2788                      tmake_file="rs6000/t-ppcgas t-rtems rs6000/t-ppccomm"
2789                 else
2790                      tmake_file="rs6000/t-ppc t-rtems rs6000/t-ppccomm"
2791                 fi
2792                 extra_headers=ppc-asm.h
2793                 ;;
2794         powerpc-*-linux-gnulibc1)
2795                 tm_file=rs6000/linux.h
2796                 xm_file=rs6000/xm-sysv4.h
2797                 out_file=rs6000/rs6000.c
2798                 if test x$gas = xyes
2799                 then
2800                         tmake_file="rs6000/t-ppcos t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2801                 else
2802                         tmake_file="rs6000/t-ppc t-linux t-linux-gnulibc1 rs6000/t-ppccomm"
2803                 fi
2804                 xmake_file=x-linux
2805                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2806                 extra_headers=ppc-asm.h
2807                 if test x$enable_threads = xyes; then
2808                         thread_file='posix'
2809                 fi
2810                 ;;
2811         powerpc-*-linux-gnu*)
2812                 tm_file=rs6000/linux.h
2813                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2814                 xm_defines="USG ${xm_defines}"
2815                 out_file=rs6000/rs6000.c
2816                 if test x$gas = xyes
2817                 then
2818                         tmake_file="rs6000/t-ppcos t-linux rs6000/t-ppccomm"
2819                 else
2820                         tmake_file="rs6000/t-ppc t-linux rs6000/t-ppccomm"
2821                 fi
2822                 xmake_file=x-linux
2823                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
2824                 extra_headers=ppc-asm.h
2825                 if test x$enable_threads = xyes; then
2826                         thread_file='posix'
2827                 fi
2828                 ;;
2829         powerpc-wrs-vxworks*)
2830                 cpu_type=rs6000
2831                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2832                 xm_defines="USG POSIX"
2833                 tm_file=rs6000/vxppc.h
2834                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2835                 extra_headers=ppc-asm.h
2836                 thread_file='vxworks'
2837                 ;;
2838         powerpcle-*-sysv* | powerpcle-*-elf*)
2839                 tm_file=rs6000/sysv4le.h
2840                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2841                 xm_defines="USG POSIX"
2842                 if test x$gas = xyes
2843                 then
2844                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2845                 else
2846                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2847                 fi
2848                 xmake_file=rs6000/x-sysv4
2849                 extra_headers=ppc-asm.h
2850                 ;;
2851         powerpcle-*-eabisim*)
2852                 tm_file=rs6000/eabilesim.h
2853                 tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2854                 extra_headers=ppc-asm.h
2855                 ;;
2856         powerpcle-*-eabi*)
2857                 tm_file=rs6000/eabile.h
2858                 if test x$gas = xyes
2859                 then
2860                         tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
2861                 else
2862                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2863                 fi
2864                 extra_headers=ppc-asm.h
2865                 ;;
2866         powerpcle-*-winnt* )
2867                 tm_file=rs6000/win-nt.h
2868                 tmake_file=rs6000/t-winnt
2869 #               extra_objs=pe.o
2870                 if test x$enable_threads = xyes; then
2871                         thread_file='win32'
2872                 fi
2873                 extra_headers=ppc-asm.h
2874                 ;;
2875         powerpcle-*-pe | powerpcle-*-cygwin*)
2876                 tm_file=rs6000/cygwin.h
2877                 xm_file="rs6000/xm-cygwin.h ${xm_file}"
2878                 tmake_file=rs6000/t-winnt
2879                 xmake_file=rs6000/x-cygwin
2880 #               extra_objs=pe.o
2881                 if test x$enable_threads = xyes; then
2882                         thread_file='win32'
2883                 fi
2884                 exeext=.exe
2885                 extra_headers=ppc-asm.h
2886                 ;;
2887         powerpcle-*-solaris2*)
2888                 tm_file=rs6000/sol2.h
2889                 xm_file="xm-siglist.h rs6000/xm-sysv4.h"
2890                 xm_defines="USG POSIX"
2891                 if test x$gas = xyes
2892                 then
2893                         tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
2894                 else
2895                         tmake_file="rs6000/t-ppc rs6000/t-ppccomm"
2896                 fi
2897                 xmake_file=rs6000/x-sysv4
2898                 extra_headers=ppc-asm.h
2899                 ;;
2900 changequote(,)dnl
2901         rs6000-ibm-aix3.[01]*)
2902 changequote([,])dnl
2903                 tm_file=rs6000/aix31.h
2904                 xmake_file=rs6000/x-aix31
2905                 float_format=none
2906                 use_collect2=yes
2907                 ;;
2908 changequote(,)dnl
2909         rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
2910 changequote([,])dnl
2911                 tm_file=rs6000/aix3newas.h
2912                 if test x$host != x$target
2913                 then
2914                         tmake_file=rs6000/t-xnewas
2915                 else
2916                         tmake_file=rs6000/t-newas
2917                 fi
2918                 float_format=none
2919                 use_collect2=yes
2920                 ;;
2921 changequote(,)dnl
2922         rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
2923 changequote([,])dnl
2924                 tm_file=rs6000/aix41.h
2925                 if test x$host != x$target
2926                 then
2927                         tmake_file=rs6000/t-xnewas
2928                 else
2929                         tmake_file=rs6000/t-newas
2930                 fi
2931                 if test "$gnu_ld" = yes
2932                 then
2933                         xmake_file=rs6000/x-aix41-gld
2934                 else
2935                         xmake_file=rx6000/x-aix41
2936                 fi
2937                 float_format=none
2938                 use_collect2=yes
2939                 ;;
2940 changequote(,)dnl
2941         rs6000-ibm-aix4.[3456789].* | powerpc-ibm-aix4.[3456789].*)
2942 changequote([,])dnl
2943                 tm_file=rs6000/aix43.h
2944                 if test x$host != x$target
2945                 then
2946                         tmake_file=rs6000/t-xaix43
2947                 else
2948                         tmake_file=rs6000/t-aix43
2949                 fi
2950                 xmake_file=rs6000/x-aix43
2951                 float_format=none
2952                 use_collect2=yes
2953                 ;;
2954 changequote(,)dnl
2955         rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
2956 changequote([,])dnl
2957                 tm_file=rs6000/aix43.h
2958                 if test x$host != x$target
2959                 then
2960                         tmake_file=rs6000/t-xaix43
2961                 else
2962                         tmake_file=rs6000/t-aix43
2963                 fi
2964                 xmake_file=rs6000/x-aix43
2965                 float_format=none
2966                 use_collect2=yes
2967                 ;;
2968         rs6000-ibm-aix*)
2969                 float_format=none
2970                 use_collect2=yes
2971                 ;;
2972         rs6000-bull-bosx)
2973                 float_format=none
2974                 use_collect2=yes
2975                 ;;
2976         rs6000-*-mach*)
2977                 tm_file=rs6000/mach.h
2978                 xm_file="${xm_file} rs6000/xm-mach.h"
2979                 xmake_file=rs6000/x-mach
2980                 use_collect2=yes
2981                 ;;
2982         rs6000-*-lynxos*)
2983                 tm_file=rs6000/lynx.h
2984                 xm_file=rs6000/xm-lynx.h
2985                 tmake_file=rs6000/t-rs6000
2986                 xmake_file=rs6000/x-lynx
2987                 use_collect2=yes
2988                 ;;
2989         sh-*-elf*)
2990                 tm_file=sh/elf.h
2991                 float_format=sh
2992                 ;;
2993         sh-*-rtemself*)
2994                 tmake_file="sh/t-sh t-rtems"
2995                 tm_file=sh/rtemself.h
2996                 float_format=sh
2997                 ;;
2998         sh-*-rtems*)
2999                 tmake_file="sh/t-sh t-rtems"
3000                 tm_file=sh/rtems.h
3001                 float_format=sh
3002                 ;;
3003         sh-*-*)
3004                 float_format=sh
3005                 ;;
3006         sparc-tti-*)
3007                 tm_file=sparc/pbd.h
3008                 xm_file="xm-alloca.h ${xm_file}"
3009                 xm_defines=USG
3010                 ;;
3011         sparc-wrs-vxworks* | sparclite-wrs-vxworks*)
3012                 tm_file=sparc/vxsparc.h
3013                 tmake_file=sparc/t-vxsparc
3014                 use_collect2=yes
3015                 thread_file='vxworks'
3016                 ;;
3017         sparc-*-aout*)
3018                 tmake_file=sparc/t-sparcbare
3019                 tm_file="sparc/aout.h libgloss.h"
3020                 ;;
3021         sparc-*-netbsd*)
3022                 tm_file=sparc/netbsd.h
3023                 tmake_file=t-netbsd
3024        use_collect2=yes
3025                 ;;
3026         sparc-*-openbsd*)
3027                 # we need collect2 until our bug is fixed...
3028                 use_collect2=yes
3029                 ;;
3030         sparc-*-bsd*)
3031                 tm_file=sparc/bsd.h
3032                 ;;
3033         sparc-*-elf*)
3034                 tm_file=sparc/elf.h
3035                 tmake_file=sparc/t-elf
3036                 extra_parts="crti.o crtn.o crtbegin.o crtend.o"
3037                 #float_format=i128
3038                 float_format=i64
3039                 ;;
3040         sparc-*-linux-gnuaout*)         # Sparc's running GNU/Linux, a.out
3041                 xm_file="${xm_file} sparc/xm-linux.h"
3042                 tm_file=sparc/linux-aout.h
3043                 xmake_file=x-linux
3044                 gnu_ld=yes
3045                 ;;
3046         sparc-*-linux-gnulibc1*)        # Sparc's running GNU/Linux, libc5
3047                 xm_file="${xm_file} sparc/xm-linux.h"
3048                 xmake_file=x-linux
3049                 tm_file=sparc/linux.h
3050                 tmake_file="t-linux t-linux-gnulibc1"
3051                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3052                 gnu_ld=yes
3053                 ;;
3054         sparc-*-linux-gnu*)             # Sparc's running GNU/Linux, libc6
3055                 xm_file="${xm_file} sparc/xm-linux.h"
3056                 xmake_file=x-linux
3057                 tm_file=sparc/linux.h
3058                 tmake_file="t-linux"
3059                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3060                 gnu_ld=yes
3061                 if test x$enable_threads = xyes; then
3062                         thread_file='posix'
3063                 fi
3064                 ;;
3065         sparc-*-lynxos*)
3066                 if test x$gas = xyes
3067                 then
3068                         tm_file=sparc/lynx.h
3069                 else
3070                         tm_file=sparc/lynx-ng.h
3071                 fi
3072                 xm_file=sparc/xm-lynx.h
3073                 tmake_file=sparc/t-sunos41
3074                 xmake_file=x-lynx
3075                 ;;
3076         sparc-*-rtems*)
3077                 tmake_file="sparc/t-sparcbare t-rtems"
3078                 tm_file=sparc/rtems.h
3079                 ;;
3080         sparcv9-*-solaris2*)
3081                 tm_file=sparc/sol2-sld-64.h
3082                 xm_file="sparc/xm-sysv4-64.h sparc/xm-sol2.h"
3083                 xm_defines="USG POSIX"
3084                 tmake_file="sparc/t-sol2 sparc/t-sol2-64"
3085                 xmake_file=sparc/x-sysv4
3086                 extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
3087                 float_format=none
3088                 if test x${enable_threads} = x ; then
3089                     enable_threads=$have_pthread_h
3090                     if test x${enable_threads} = x ; then
3091                         enable_threads=$have_thread_h
3092                     fi
3093                 fi
3094                 if test x${enable_threads} = xyes ; then
3095                     if test x${have_pthread_h} = xyes ; then
3096                         thread_file='posix'
3097                     else
3098                         thread_file='solaris'
3099                     fi
3100                 fi
3101                 ;;
3102         sparc-hal-solaris2*)
3103                 xm_file=sparc/xm-sol2.h
3104                 tm_file="sparc/sol2.h sparc/hal.h"
3105                 tmake_file="sparc/t-halos sparc/t-sol2"
3106                 xmake_file=sparc/x-sysv4
3107                 extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
3108                 broken_install=yes
3109                 ;;
3110         sparc-*-solaris2*)
3111                 if test x$gnu_ld = xyes
3112                 then
3113                         tm_file=sparc/sol2.h
3114                 else
3115                         tm_file=sparc/sol2-sld.h
3116                 fi
3117                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3118                 xm_defines="USG POSIX"
3119                 tmake_file=sparc/t-sol2
3120                 xmake_file=sparc/x-sysv4
3121                 extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
3122                 case $machine in
3123 changequote(,)dnl
3124                 *-*-solaris2.[0-4])
3125 changequote([,])dnl
3126                         float_format=i128
3127                         ;;
3128                 *)
3129                         float_format=none
3130                         ;;
3131                 esac
3132                 if test x${enable_threads} = x; then
3133                     enable_threads=$have_pthread_h
3134                     if test x${enable_threads} = x; then
3135                         enable_threads=$have_thread_h
3136                     fi
3137                 fi
3138                 if test x${enable_threads} = xyes; then
3139                     if test x${have_pthread_h} = xyes; then
3140                         thread_file='posix'
3141                     else
3142                         thread_file='solaris'
3143                     fi
3144                 fi
3145                 ;;
3146         sparc-*-sunos4.0*)
3147                 tm_file=sparc/sunos4.h
3148                 tmake_file=sparc/t-sunos40
3149                 use_collect2=yes
3150                 ;;
3151         sparc-*-sunos4*)
3152                 tm_file=sparc/sunos4.h
3153                 tmake_file=sparc/t-sunos41
3154                 use_collect2=yes
3155                 if test x$gas = xyes; then
3156                         tm_file="${tm_file} sparc/sun4gas.h"
3157                 fi
3158                 ;;
3159         sparc-*-sunos3*)
3160                 tm_file=sparc/sun4o3.h
3161                 use_collect2=yes
3162                 ;;
3163         sparc-*-sysv4*)
3164                 tm_file=sparc/sysv4.h
3165                 xm_file="xm-siglist.h sparc/xm-sysv4.h"
3166                 xm_defines="USG POSIX"
3167                 tmake_file=t-svr4
3168                 xmake_file=sparc/x-sysv4
3169                 extra_parts="crtbegin.o crtend.o"
3170                 ;;
3171         sparc-*-vxsim*)
3172                 xm_file="xm-siglist.h sparc/xm-sysv4.h sparc/xm-sol2.h"
3173                 xm_defines="USG POSIX"
3174                 tm_file=sparc/vxsim.h
3175                 tmake_file=sparc/t-vxsparc
3176                 xmake_file=sparc/x-sysv4
3177                 ;;
3178         sparclet-*-aout*)
3179                 tm_file="sparc/splet.h libgloss.h"
3180                 tmake_file=sparc/t-splet
3181                 ;;
3182         sparclite-*-coff*)
3183                 tm_file="sparc/litecoff.h libgloss.h"
3184                 tmake_file=sparc/t-sparclite
3185                 ;;
3186         sparclite-*-aout*)
3187                 tm_file="sparc/lite.h aoutos.h libgloss.h"
3188                 tmake_file=sparc/t-sparclite
3189                 ;;
3190         sparc64-*-aout*)
3191                 tmake_file=sparc/t-sp64
3192                 tm_file=sparc/sp64-aout.h
3193                 ;;
3194         sparc64-*-elf*)
3195                 tmake_file=sparc/t-sp64
3196                 tm_file=sparc/sp64-elf.h
3197                 extra_parts="crtbegin.o crtend.o"
3198                 ;;
3199         sparc64-*-linux*)               # 64-bit Sparc's running GNU/Linux
3200                 tmake_file="t-linux sparc/t-linux64"
3201                 xm_file="sparc/xm-sp64.h sparc/xm-linux.h"
3202                 tm_file=sparc/linux64.h
3203                 xmake_file=x-linux
3204                 extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
3205                 gnu_ld=yes
3206                 ;;
3207 # This hasn't been upgraded to GCC 2.
3208 #       tahoe-harris-*)                 # Harris tahoe, using COFF.
3209 #               tm_file=tahoe/harris.h
3210 #               ;;
3211 #       tahoe-*-bsd*)                   # tahoe running BSD
3212 #               ;;
3213         thumb-*-coff* | thumbel-*-coff*)
3214                 tm_file=arm/tcoff.h
3215                 out_file=arm/thumb.c
3216                 xm_file=arm/xm-thumb.h
3217                 md_file=arm/thumb.md
3218                 tmake_file=arm/t-thumb
3219                 ;;
3220         thumb-wrs-vxworks)
3221                 tm_file=arm/tcoff.h
3222                 out_file=arm/thumb.c
3223                 xm_file=arm/xm-thumb.h
3224                 md_file=arm/thumb.md
3225                 tmake_file=arm/t-thumb
3226                 thread_file='vxworks'
3227                 ;;
3228 # This hasn't been upgraded to GCC 2.
3229 #       tron-*-*)
3230 #               cpu_type=gmicro
3231 #               use_collect2=yes
3232 #               ;;
3233         v850-*-*)
3234                 cpu_type=v850
3235                 tm_file="v850/v850.h"
3236                 xm_file="v850/xm-v850.h"
3237                 tmake_file=v850/t-v850
3238                 if test x$stabs = xyes
3239                 then
3240                         tm_file="${tm_file} dbx.h"
3241                 fi
3242                 use_collect2=no
3243                 ;;
3244         vax-*-bsd*)                     # vaxen running BSD
3245                 use_collect2=yes
3246                 float_format=vax
3247                 ;;
3248         vax-*-sysv*)                    # vaxen running system V
3249                 tm_file="${tm_file} vax/vaxv.h"
3250                 xm_defines=USG
3251                 float_format=vax
3252                 ;;
3253         vax-*-netbsd*)
3254                 tm_file="${tm_file} netbsd.h vax/netbsd.h"
3255                 tmake_file=t-netbsd
3256                 float_format=vax
3257        use_collect2=yes
3258                 ;;
3259         vax-*-openbsd*)
3260                 tmake_file="${tmake_file} vax/t-openbsd"
3261                 ;;
3262         vax-*-ultrix*)                  # vaxen running ultrix
3263                 tm_file="${tm_file} vax/ultrix.h"
3264                 use_collect2=yes
3265                 float_format=vax
3266                 ;;
3267         vax-*-vms*)                     # vaxen running VMS
3268                 xm_file=vax/xm-vms.h
3269                 tm_file=vax/vms.h
3270                 float_format=vax
3271                 ;;
3272         vax-*-*)                        # vax default entry
3273                 float_format=vax
3274                 ;;
3275         we32k-att-sysv*)
3276                 xm_file="${xm_file} xm-svr3"
3277                 use_collect2=yes
3278                 ;;
3279         *)
3280                 echo "Configuration $machine not supported" 1>&2
3281                 exit 1
3282                 ;;
3283         esac
3284
3285         case $machine in
3286         *-*-linux-gnu*)
3287                 ;; # Existing GNU/Linux systems do not use the GNU setup.
3288         *-*-gnu*)
3289                 # On the GNU system, the setup is just about the same on
3290                 # each different CPU.  The specific machines that GNU
3291                 # supports are matched above and just set $cpu_type.
3292                 xm_file="xm-gnu.h ${xm_file}"
3293                 tm_file=${cpu_type}/gnu.h
3294                 extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
3295                 # GNU always uses ELF.
3296                 elf=yes
3297                 # GNU tools are the only tools.
3298                 gnu_ld=yes
3299                 gas=yes
3300                 xmake_file=x-linux      # These details are the same as Linux.
3301                 tmake_file=t-gnu        # These are not.
3302                 ;;
3303         *-*-sysv4*)
3304                 xmake_try_sysv=x-sysv
3305                 install_headers_dir=install-headers-cpio
3306                 ;;
3307         *-*-sysv*)
3308                 install_headers_dir=install-headers-cpio
3309                 ;;
3310         esac
3311
3312         # Distinguish i[34567]86
3313         # Also, do not run mips-tfile on MIPS if using gas.
3314         # Process --with-cpu= for PowerPC/rs6000
3315         target_cpu_default2=
3316         case $machine in
3317         i486-*-*)
3318                 target_cpu_default2=1
3319                 ;;
3320         i586-*-*)
3321                 case $target_alias in
3322                         k6-*)
3323                                 target_cpu_default2=4
3324                                 ;;
3325                         *)
3326                                 target_cpu_default2=2
3327                                 ;;
3328                 esac
3329                 ;;
3330         i686-*-* | i786-*-*)
3331                 target_cpu_default2=3
3332                 ;;
3333         alpha*-*-*)
3334                 case $machine in
3335                         alphaev6*)
3336                                 target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_MAX|MASK_FIX"
3337                                 ;;
3338                         alphapca56*)
3339                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
3340                                 ;;
3341                         alphaev56*)
3342                                 target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
3343                                 ;;
3344                         alphaev5*)
3345                                 target_cpu_default2="MASK_CPU_EV5"
3346                                 ;;
3347                 esac
3348
3349                 if test x$gas = xyes
3350                 then
3351                         if test "$target_cpu_default2" = ""
3352                         then
3353                                 target_cpu_default2="MASK_GAS"
3354                         else
3355                                 target_cpu_default2="${target_cpu_default2}|MASK_GAS"
3356                         fi
3357                 fi
3358                 ;;
3359         arm*-*-*)
3360                 case "x$with_cpu" in
3361                         x)
3362                                 # The most generic
3363                                 target_cpu_default2="TARGET_CPU_generic"
3364                                 ;;
3365
3366                         # Distinguish cores, and major variants
3367                         # arm7m doesn't exist, but D & I don't affect code
3368                         xarm[23678] | xarm250 | xarm[67][01]0 \
3369                         | xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
3370                         | xarm7100 | xarm7500 | xarm7500fe | xarm810 \
3371                         | xstrongarm | xstrongarm110 | xstrongarm1100)
3372                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3373                                 ;;
3374
3375                         xyes | xno)
3376                                 echo "--with-cpu must be passed a value" 1>&2
3377                                 exit 1
3378                                 ;;
3379
3380                         *)
3381                                 if test x$pass2done = xyes
3382                                 then
3383                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3384                                         exit 1
3385                                 fi
3386                                 ;;
3387                 esac
3388                 ;;
3389
3390         mips*-*-ecoff* | mips*-*-elf*)
3391                 if test x$gas = xyes
3392                 then
3393                         if test x$gnu_ld = xyes
3394                         then
3395                                 target_cpu_default2=20
3396                         else
3397                                 target_cpu_default2=16
3398                         fi
3399                 fi
3400                 ;;
3401         mips*-*-*)
3402                 if test x$gas = xyes
3403                 then
3404                         target_cpu_default2=16
3405                 fi
3406                 ;;
3407         powerpc*-*-* | rs6000-*-*)
3408                 case "x$with_cpu" in
3409                         x)
3410                                 ;;
3411
3412                         xcommon | xpower | xpower2 | xpowerpc | xrios \
3413                           | xrios1 | xrios2 | xrsc | xrsc1 \
3414                           | x601 | x602 | x603 | x603e | x604 | x604e | x620 \
3415                           | xec603e | x740 | x750 | x401 \
3416                           | x403 | x505 | x801 | x821 | x823 | x860)
3417                                 target_cpu_default2="\"$with_cpu\""
3418                                 ;;
3419
3420                         xyes | xno)
3421                                 echo "--with-cpu must be passed a value" 1>&2
3422                                 exit 1
3423                                 ;;
3424
3425                         *)
3426                                 if test x$pass2done = xyes
3427                                 then
3428                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3429                                         exit 1
3430                                 fi
3431                                 ;;
3432                 esac
3433                 ;;
3434         sparc*-*-*)
3435                 case ".$with_cpu" in
3436                         .)
3437                                 target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
3438                                 ;;
3439                         .supersparc | .hypersparc | .ultrasparc | .v7 | .v8 | .v9)
3440                                 target_cpu_default2="TARGET_CPU_$with_cpu"
3441                                 ;;
3442                         *)
3443                                 if test x$pass2done = xyes
3444                                 then
3445                                         echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
3446                                         exit 1
3447                                 fi
3448                                 ;;
3449                 esac
3450                 ;;
3451         esac
3452
3453         if test "$target_cpu_default2" != ""
3454         then
3455                 if test "$target_cpu_default" != ""
3456                 then
3457                         target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
3458                 else
3459                         target_cpu_default=$target_cpu_default2
3460                 fi
3461         fi
3462
3463         # No need for collect2 if we have the GNU linker.
3464         # Actually, there is now; GNU ld doesn't handle the EH info or
3465         # collecting for shared libraries.
3466         #case x$gnu_ld in
3467         #xyes)
3468         #       use_collect2=
3469         #       ;;
3470         #esac
3471
3472 # Save data on machine being used to compile GCC in build_xm_file.
3473 # Save data on host machine in vars host_xm_file and host_xmake_file.
3474         if test x$pass1done = x
3475         then
3476                 if test x"$xm_file" = x
3477                 then build_xm_file=$cpu_type/xm-$cpu_type.h
3478                 else build_xm_file=$xm_file
3479                 fi
3480                 build_xm_defines=$xm_defines
3481                 build_install_headers_dir=$install_headers_dir
3482                 build_exeext=$exeext
3483                 pass1done=yes
3484         else
3485                 if test x$pass2done = x
3486                 then
3487                         if test x"$xm_file" = x
3488                         then host_xm_file=$cpu_type/xm-$cpu_type.h
3489                         else host_xm_file=$xm_file
3490                         fi
3491                         host_xm_defines=$xm_defines
3492                         if test x"$xmake_file" = x
3493                         then xmake_file=$cpu_type/x-$cpu_type
3494                         fi
3495                         host_xmake_file="$xmake_file"
3496                         host_truncate_target=$truncate_target
3497                         host_extra_gcc_objs=$extra_gcc_objs
3498                         host_extra_objs=$extra_host_objs
3499                         host_exeext=$exeext
3500                         pass2done=yes
3501                 fi
3502         fi
3503 done
3504
3505 extra_objs="${host_extra_objs} ${extra_objs}"
3506
3507 # Default the target-machine variables that were not explicitly set.
3508 if test x"$tm_file" = x
3509 then tm_file=$cpu_type/$cpu_type.h; fi
3510
3511 if test x$extra_headers = x
3512 then extra_headers=; fi
3513
3514 if test x"$xm_file" = x
3515 then xm_file=$cpu_type/xm-$cpu_type.h; fi
3516
3517 if test x$md_file = x
3518 then md_file=$cpu_type/$cpu_type.md; fi
3519
3520 if test x$out_file = x
3521 then out_file=$cpu_type/$cpu_type.c; fi
3522
3523 if test x"$tmake_file" = x
3524 then tmake_file=$cpu_type/t-$cpu_type
3525 fi
3526
3527 if test x"$dwarf2" = xyes
3528 then tm_file="tm-dwarf2.h $tm_file"
3529 fi
3530
3531 if test x$float_format = x
3532 then float_format=i64
3533 fi
3534
3535 if test $float_format = none
3536 then float_h_file=Makefile.in
3537 else float_h_file=float-$float_format.h
3538 fi
3539
3540 if test x$enable_haifa = x
3541 then
3542   case $target in
3543     alpha*-* | hppa*-* | powerpc*-* | rs6000-* | *sparc*-* | m32r*-*)
3544       enable_haifa=yes;;
3545   esac
3546 fi
3547
3548 # Handle cpp installation.
3549 if test x$enable_cpp != xno
3550 then
3551   tmake_file="$tmake_file t-install-cpp"
3552 fi
3553
3554 # Say what files are being used for the output code and MD file.
3555 echo "Using \`$srcdir/config/$out_file' to output insns."
3556 echo "Using \`$srcdir/config/$md_file' as machine description file."
3557
3558 count=a
3559 for f in $tm_file; do
3560         count=${count}x
3561 done
3562 if test $count = ax; then
3563         echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
3564 else
3565         echo "Using the following target machine macro files:"
3566         for f in $tm_file; do
3567                 echo "  $srcdir/config/$f"
3568         done
3569 fi
3570
3571 count=a
3572 for f in $host_xm_file; do
3573         count=${count}x
3574 done
3575 if test $count = ax; then
3576         echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
3577 else
3578         echo "Using the following host machine macro files:"
3579         for f in $host_xm_file; do
3580                 echo "  $srcdir/config/$f"
3581         done
3582 fi
3583
3584 if test "$host_xm_file" != "$build_xm_file"; then
3585         count=a
3586         for f in $build_xm_file; do
3587                 count=${count}x
3588         done
3589         if test $count = ax; then
3590                 echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
3591         else
3592                 echo "Using the following build machine macro files:"
3593                 for f in $build_xm_file; do
3594                         echo "  $srcdir/config/$f"
3595                 done
3596         fi
3597 fi
3598
3599 if test x$thread_file = x; then
3600         if test x$target_thread_file != x; then
3601                 thread_file=$target_thread_file
3602         else
3603                 thread_file='single'
3604         fi
3605 fi
3606
3607 # Set up the header files.
3608 # $links is the list of header files to create.
3609 # $vars is the list of shell variables with file names to include.
3610 # auto-host.h is the file containing items generated by autoconf and is
3611 # the first file included by config.h.
3612 null_defines=
3613 host_xm_file="auto-host.h gansidecl.h ${host_xm_file} hwint.h"
3614
3615 # If host=build, it is correct to have hconfig include auto-host.h
3616 # as well.  If host!=build, we are in error and need to do more
3617 # work to find out the build config parameters.
3618 if test x$host = x$build
3619 then
3620         build_xm_file="auto-host.h gansidecl.h ${build_xm_file} hwint.h"
3621 else
3622         # We create a subdir, then run autoconf in the subdir.
3623         # To prevent recursion we set host and build for the new
3624         # invocation of configure to the build for this invocation
3625         # of configure.
3626         tempdir=build.$$
3627         rm -rf $tempdir
3628         mkdir $tempdir
3629         cd $tempdir
3630         case ${srcdir} in
3631         /*) realsrcdir=${srcdir};;
3632         *) realsrcdir=../${srcdir};;
3633         esac
3634         CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
3635                 --target=$target --host=$build --build=$build
3636
3637         # We just finished tests for the build machine, so rename
3638         # the file auto-build.h in the gcc directory.
3639         mv auto-host.h ../auto-build.h
3640         cd ..
3641         rm -rf $tempdir
3642         build_xm_file="auto-build.h gansidecl.h ${build_xm_file} hwint.h"
3643 fi
3644
3645 xm_file="gansidecl.h ${xm_file}"
3646 tm_file="gansidecl.h ${tm_file}"
3647
3648 vars="host_xm_file tm_file xm_file build_xm_file"
3649 links="config.h tm.h tconfig.h hconfig.h"
3650 defines="host_xm_defines null_defines xm_defines build_xm_defines"
3651
3652 rm -f config.bak
3653 if test -f config.status; then mv -f config.status config.bak; fi
3654
3655 # Make the links.
3656 while test -n "$vars"
3657 do
3658         set $vars; var=$1; shift; vars=$*
3659         set $links; link=$1; shift; links=$*
3660         set $defines; define=$1; shift; defines=$*
3661
3662         rm -f $link
3663
3664         # Define TARGET_CPU_DEFAULT if the system wants one.
3665         # This substitutes for lots of *.h files.
3666         if test "$target_cpu_default" != "" -a $link = tm.h
3667         then
3668                 echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
3669         fi
3670
3671         for file in `eval echo '$'$var`; do
3672                 case $file in
3673                 auto-config.h)
3674                         ;;
3675                 *)
3676                         echo '#ifdef IN_GCC' >>$link
3677                         ;;
3678                 esac
3679                 echo "#include \"$file\"" >>$link
3680                 case $file in
3681                 auto-config.h)
3682                         ;;
3683                 *)
3684                         echo '#endif' >>$link
3685                         ;;
3686                 esac
3687         done
3688
3689         for def in `eval echo '$'$define`; do
3690                 echo "#ifndef $def" >>$link
3691                 echo "#define $def" >>$link
3692                 echo "#endif" >>$link
3693         done
3694 done
3695
3696 # Truncate the target if necessary
3697 if test x$host_truncate_target != x; then
3698         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
3699 fi
3700
3701 # Get the version trigger filename from the toplevel
3702 if test "${with_gcc_version_trigger+set}" = set; then
3703         gcc_version_trigger=$with_gcc_version_trigger
3704 else
3705         gcc_version_trigger=${srcdir}/version.c
3706 fi
3707 changequote(,)dnl
3708 gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
3709 changequote([,])dnl
3710
3711 # Internationalization
3712 PACKAGE=gcc
3713 VERSION="$gcc_version"
3714 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
3715 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
3716 AC_SUBST(PACKAGE)
3717 AC_SUBST(VERSION)
3718
3719 ALL_LINGUAS="en_UK"
3720
3721 # NLS support is still experimental, so disable it by default for now.
3722 AC_ARG_ENABLE(nls,
3723   [  --enable-nls            use Native Language Support (disabled by default)],
3724   , enable_nls=no)
3725
3726 AM_GNU_GETTEXT
3727 XGETTEXT="AWK='$AWK' \$(SHELL) \$(top_srcdir)/exgettext $XGETTEXT"
3728
3729 # Get an absolute path to the GCC top-level source directory
3730 holddir=`pwd`
3731 cd $srcdir
3732 topdir=`pwd`
3733 cd $holddir
3734
3735 # Conditionalize the makefile for this host machine.
3736 # Make-host contains the concatenation of all host makefile fragments
3737 # [there can be more than one].  This file is built by configure.frag.
3738 host_overrides=Make-host
3739 dep_host_xmake_file=
3740 for f in .. ${host_xmake_file}
3741 do
3742         if test -f ${srcdir}/config/$f
3743         then
3744                 dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
3745         fi
3746 done
3747
3748 # Conditionalize the makefile for this target machine.
3749 # Make-target contains the concatenation of all host makefile fragments
3750 # [there can be more than one].  This file is built by configure.frag.
3751 target_overrides=Make-target
3752 dep_tmake_file=
3753 for f in .. ${tmake_file}
3754 do
3755         if test -f ${srcdir}/config/$f
3756         then
3757                 dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
3758         fi
3759 done
3760
3761 # If the host doesn't support symlinks, modify CC in
3762 # FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
3763 # Otherwise, we can use "CC=$(CC)".
3764 rm -f symtest.tem
3765 if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
3766 then
3767         cc_set_by_configure="\$(CC)"
3768         quoted_cc_set_by_configure="\$(CC)"
3769         stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
3770 else
3771         rm -f symtest.tem
3772         if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
3773         then
3774                 symbolic_link="cp -p"
3775         else
3776                 symbolic_link="cp"
3777         fi
3778         cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
3779         quoted_cc_set_by_configure="\\\`case '\\\$(CC)' in stage*) echo '\\\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\\\$(CC)';; esac\\\`"
3780         stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
3781 fi
3782 rm -f symtest.tem
3783
3784 out_object_file=`basename $out_file .c`.o
3785
3786 tm_file_list=
3787 for f in $tm_file; do
3788   case $f in
3789     gansidecl.h )
3790        tm_file_list="${tm_file_list} $f" ;;
3791     *) tm_file_list="${tm_file_list} \$(srcdir)/config/$f" ;;
3792   esac
3793 done
3794
3795 host_xm_file_list=
3796 for f in $host_xm_file; do
3797   case $f in
3798     auto-host.h | gansidecl.h | hwint.h )
3799        host_xm_file_list="${host_xm_file_list} $f" ;;
3800     *) host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f" ;;
3801   esac
3802 done
3803
3804 build_xm_file_list=
3805 for f in $build_xm_file; do
3806   case $f in
3807     auto-build.h | auto-host.h | gansidecl.h | hwint.h )
3808        build_xm_file_list="${build_xm_file_list} $f" ;;
3809     *) build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f" ;;
3810   esac
3811 done
3812
3813 # Define macro CROSS_COMPILE in compilation
3814 # if this is a cross-compiler.
3815 # Also use all.cross instead of all.internal
3816 # and add cross-make to Makefile.
3817 cross_overrides="/dev/null"
3818 if test x$host != x$target
3819 then
3820         cross_defines="CROSS=-DCROSS_COMPILE"
3821         cross_overrides="${topdir}/cross-make"
3822 fi
3823
3824 # When building gcc with a cross-compiler, we need to fix a few things.
3825 # This must come after cross-make as we want all.build to override
3826 # all.cross.
3827 build_overrides="/dev/null"
3828 if test x$build != x$host
3829 then
3830         build_overrides="${topdir}/build-make"
3831 fi
3832
3833 # Expand extra_headers to include complete path.
3834 # This substitutes for lots of t-* files.
3835 extra_headers_list=
3836 if test "x$extra_headers" = x
3837 then true
3838 else
3839         # Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
3840         for file in $extra_headers;
3841         do
3842                 extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
3843         done
3844 fi
3845
3846 if test x$use_collect2 = xno; then
3847         use_collect2=
3848 fi
3849
3850 # Add a definition of USE_COLLECT2 if system wants one.
3851 # Also tell toplev.c what to do.
3852 # This substitutes for lots of t-* files.
3853 if test x$use_collect2 = x
3854 then
3855         will_use_collect2=
3856         maybe_use_collect2=
3857 else
3858         will_use_collect2="collect2"
3859         maybe_use_collect2="-DUSE_COLLECT2"
3860 fi
3861
3862 # NEED TO CONVERT
3863 # Set MD_DEPS if the real md file is in md.pre-cpp.
3864 # Set MD_CPP to the cpp to pass the md file through.  Md files use ';'
3865 # for line oriented comments, so we must always use a GNU cpp.  If
3866 # building gcc with a cross compiler, use the cross compiler just
3867 # built.  Otherwise, we can use the cpp just built.
3868 md_file_sub=
3869 if test "x$md_cppflags" = x
3870 then
3871         md_file_sub=$srcdir/config/$md_file
3872 else
3873         md_file=md
3874 fi
3875
3876 # If we have gas in the build tree, make a link to it.
3877 if test -f ../gas/Makefile; then
3878         rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
3879 fi
3880
3881 # If we have nm in the build tree, make a link to it.
3882 if test -f ../binutils/Makefile; then
3883         rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
3884 fi
3885
3886 # If we have ld in the build tree, make a link to it.
3887 if test -f ../ld/Makefile; then
3888 #       if test x$use_collect2 = x; then
3889 #               rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
3890 #       else
3891                 rm -f collect-ld; $symbolic_link ../ld/ld-new$host_exeext collect-ld$host_exeext 2>/dev/null
3892 #       fi
3893 fi
3894
3895 # Figure out what assembler alignment features are present.
3896 AC_MSG_CHECKING(assembler alignment features)
3897 gcc_cv_as=
3898 gcc_cv_as_alignment_features=
3899 gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
3900 if test -x "$DEFAULT_ASSEMBLER"; then
3901         gcc_cv_as="$DEFAULT_ASSEMBLER"
3902 elif test -x "$AS"; then
3903         gcc_cv_as="$AS"
3904 elif test -x as$host_exeext; then
3905         # Build using assembler in the current directory.
3906         gcc_cv_as=./as$host_exeext
3907 elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
3908         # Single tree build which includes gas.
3909         for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
3910         do
3911 changequote(,)dnl
3912                 gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
3913 changequote([,])dnl
3914                 if test x$gcc_cv_gas_version != x; then
3915                         break
3916                 fi
3917         done
3918 changequote(,)dnl
3919         gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
3920         gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
3921 changequote([,])dnl
3922         if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
3923                 # Gas version 2.6 and later support for .balign and .p2align.
3924                 # bytes to skip when using .p2align.
3925                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
3926                         gcc_cv_as_alignment_features=".balign and .p2align"
3927                         AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
3928                 fi
3929                 # Gas version 2.8 and later support specifying the maximum
3930                 # bytes to skip when using .p2align.
3931                 if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
3932                         gcc_cv_as_alignment_features=".p2align including maximum skip"
3933                         AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
3934                 fi
3935         fi
3936 elif test x$host = x$target; then
3937         # Native build.
3938         # Search the same directories that the installed compiler will
3939         # search.  Else we may find the wrong assembler and lose.  If we
3940         # do not find a suitable assembler binary, then try the user's
3941         # path.
3942         #
3943         # Also note we have to check MD_EXEC_PREFIX before checking the
3944         # user's path.  Unfortunately, there is no good way to get at the
3945         # value of MD_EXEC_PREFIX here.  So we do a brute force search
3946         # through all the known MD_EXEC_PREFIX values.  Ugh.  This needs
3947         # to be fixed as part of the make/configure rewrite too.
3948
3949         if test "x$exec_prefix" = xNONE; then
3950                 if test "x$prefix" = xNONE; then
3951                         test_prefix=/usr/local
3952                 else
3953                         test_prefix=$prefix
3954                 fi
3955         else
3956                 test_prefix=$exec_prefix
3957         fi
3958
3959         # If the loop below does not find an assembler, then use whatever
3960         # one we can find in the users's path.
3961         # user's path.
3962         as=as$host_exeext
3963
3964         test_dirs="$test_prefix/lib/gcc-lib/$target/$gcc_version \
3965                    $test_prefix/lib/gcc-lib/$target \
3966                    /usr/lib/gcc/$target/$gcc_version \
3967                    /usr/lib/gcc/$target \
3968                    $test_prefix/$target/bin/$target/$gcc_version \
3969                    $test_prefix/$target/bin \
3970                    /usr/libexec \
3971                    /usr/ccs/gcc \
3972                    /usr/ccs/bin \
3973                    /udk/usr/ccs/bin \
3974                    /bsd43/usr/lib/cmplrs/cc \
3975                    /usr/cross64/usr/bin \
3976                    /usr/lib/cmplrs/cc \
3977                    /sysv/usr/lib/cmplrs/cc \
3978                    /svr4/usr/lib/cmplrs/cc \
3979                    /usr/bin"
3980
3981         for dir in $test_dirs; do
3982                 if test -f $dir/as$host_exeext; then
3983                         gcc_cv_as=$dir/as$host_exeext
3984                         break;
3985                 fi
3986         done
3987 fi
3988 if test x$gcc_cv_as != x; then
3989         # Check if we have .balign and .p2align
3990         echo ".balign  4" > conftest.s
3991         echo ".p2align  2" >> conftest.s
3992         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
3993                 gcc_cv_as_alignment_features=".balign and .p2align"
3994                 AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
3995         fi
3996         rm -f conftest.s conftest.o
3997         # Check if specifying the maximum bytes to skip when
3998         # using .p2align is supported.
3999         echo ".p2align 4,,7" > conftest.s
4000         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4001                 gcc_cv_as_alignment_features=".p2align including maximum skip"
4002                 AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
4003         fi
4004         rm -f conftest.s conftest.o
4005 fi
4006 AC_MSG_RESULT($gcc_cv_as_alignment_features)
4007
4008 AC_MSG_CHECKING(assembler subsection support)
4009 gcc_cv_as_subsections=
4010 if test x$gcc_cv_as != x; then
4011         # Check if we have .subsection
4012         echo ".subsection 1" > conftest.s
4013         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4014                 gcc_cv_as_subsections=".subsection"
4015                 if test -x nm$host_exeext; then
4016                         gcc_cv_nm=./nm$host_exeext
4017                 elif test x$host = x$target; then
4018                         # Native build.
4019                         gcc_cv_nm=nm$host_exeext
4020                 fi
4021                 if test x$gcc_cv_nm != x; then
4022                         cat > conftest.s <<EOF
4023 conftest_label1: .word 0
4024 .subsection -1
4025 conftest_label2: .word 0
4026 .previous
4027 EOF
4028                         if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4029                                 $gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
4030                                 $gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
4031                                 if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
4032                                         :
4033                                 else
4034                                         gcc_cv_as_subsections="working .subsection -1"
4035                                         AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
4036                                 fi
4037                         fi
4038                 fi
4039         fi
4040         rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
4041 fi
4042 AC_MSG_RESULT($gcc_cv_as_subsections)
4043
4044 AC_MSG_CHECKING(assembler instructions)
4045 gcc_cv_as_instructions=
4046 if test x$gcc_cv_as != x; then
4047         set "filds fists" "filds mem; fists mem"
4048         while test $# -gt 0
4049         do
4050                 echo "$2" > conftest.s
4051                 if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
4052                         gcc_cv_as_instructions=${gcc_cv_as_instructions}$1" "
4053                         AC_DEFINE_UNQUOTED(HAVE_GAS_`echo "$1" | tr '[a-z ]' '[A-Z_]'`)
4054                 fi
4055                 shift 2
4056         done
4057         rm -f conftest.s conftest.o
4058 fi
4059 AC_MSG_RESULT($gcc_cv_as_instructions)
4060
4061 # Figure out what language subdirectories are present.
4062 # Look if the user specified --enable-languages="..."; if not, use
4063 # the environment variable $LANGUAGES if defined. $LANGUAGES might
4064 # go away some day.
4065 if test x"${enable_languages+set}" != xset; then
4066         if test x"${LANGUAGES+set}" = xset; then
4067                 enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
4068         else
4069                 enable_languages=all
4070         fi
4071 fi
4072 subdirs=
4073 for lang in ${srcdir}/*/config-lang.in ..
4074 do
4075         case $lang in
4076         ..) ;;
4077         # The odd quoting in the next line works around
4078         # an apparent bug in bash 1.12 on linux.
4079 changequote(,)dnl
4080         ${srcdir}/[*]/config-lang.in) ;;
4081         *)
4082           lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^   ]*\).*$,\1,p' $lang`
4083           if test "x$lang_alias" = x
4084           then
4085                 echo "$lang doesn't set \$language." 1>&2
4086                 exit 1
4087           fi
4088           if test x"${enable_languages}" = xall; then
4089                 add_this_lang=yes
4090           else
4091                 case "${enable_languages}" in
4092                     ${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
4093                         add_this_lang=yes
4094                         ;;
4095                     * )
4096                         add_this_lang=no
4097                         ;;
4098                 esac
4099           fi
4100           if test x"${add_this_lang}" = xyes; then
4101                 case $lang in
4102                     ${srcdir}/ada/config-lang.in)
4103                         if test x$gnat = xyes ; then
4104                                 subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4105                         fi
4106                         ;;
4107                     *)
4108                         subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
4109                         ;;
4110                 esac
4111           fi
4112           ;;
4113 changequote([,])dnl
4114         esac
4115 done
4116
4117 # Make gthr-default.h if we have a thread file.
4118 gthread_flags=
4119 if test $thread_file != single; then
4120     rm -f gthr-default.h
4121     echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
4122     gthread_flags=-DHAVE_GTHR_DEFAULT
4123 fi
4124 AC_SUBST(gthread_flags)
4125
4126 # Make empty files to contain the specs and options for each language.
4127 # Then add #include lines to for a compiler that has specs and/or options.
4128
4129 lang_specs_files=
4130 lang_options_files=
4131 lang_tree_files=
4132 rm -f specs.h options.h gencheck.h
4133 touch specs.h options.h gencheck.h
4134 for subdir in . $subdirs
4135 do
4136         if test -f $srcdir/$subdir/lang-specs.h; then
4137                 echo "#include \"$subdir/lang-specs.h\"" >>specs.h
4138                 lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
4139         fi
4140         if test -f $srcdir/$subdir/lang-options.h; then
4141                 echo "#include \"$subdir/lang-options.h\"" >>options.h
4142                 lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
4143         fi
4144         if test -f $srcdir/$subdir/$subdir-tree.def; then
4145                 echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
4146                 lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
4147         fi
4148 done
4149
4150 # These (without "all_") are set in each config-lang.in.
4151 # `language' must be a single word so is spelled singularly.
4152 all_languages=
4153 all_boot_languages=
4154 all_compilers=
4155 all_stagestuff=
4156 all_diff_excludes=
4157 all_outputs='Makefile intl/Makefile po/Makefile.in fixinc/Makefile'
4158 # List of language makefile fragments.
4159 all_lang_makefiles=
4160 all_headers=
4161 all_lib2funcs=
4162
4163 # Add the language fragments.
4164 # Languages are added via two mechanisms.  Some information must be
4165 # recorded in makefile variables, these are defined in config-lang.in.
4166 # We accumulate them and plug them into the main Makefile.
4167 # The other mechanism is a set of hooks for each of the main targets
4168 # like `clean', `install', etc.
4169
4170 language_fragments="Make-lang"
4171 language_hooks="Make-hooks"
4172 oldstyle_subdirs=
4173
4174 for s in .. $subdirs
4175 do
4176         if test $s != ".."
4177         then
4178                 language=
4179                 boot_language=
4180                 compilers=
4181                 stagestuff=
4182                 diff_excludes=
4183                 headers=
4184                 outputs=
4185                 lib2funcs=
4186                 . ${srcdir}/$s/config-lang.in
4187                 if test "x$language" = x
4188                 then
4189                         echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
4190                         exit 1
4191                 fi
4192                 all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
4193                 all_languages="$all_languages $language"
4194                 if test "x$boot_language" = xyes
4195                 then
4196                         all_boot_languages="$all_boot_languages $language"
4197                 fi
4198                 all_compilers="$all_compilers $compilers"
4199                 all_stagestuff="$all_stagestuff $stagestuff"
4200                 all_diff_excludes="$all_diff_excludes $diff_excludes"
4201                 all_headers="$all_headers $headers"
4202                 all_outputs="$all_outputs $outputs"
4203                 if test x$outputs = x
4204                 then
4205                         oldstyle_subdirs="$oldstyle_subdirs $s"
4206                 fi
4207                 all_lib2funcs="$all_lib2funcs $lib2funcs"
4208         fi
4209 done
4210
4211 # Since we can't use `::' targets, we link each language in
4212 # with a set of hooks, reached indirectly via lang.${target}.
4213
4214 rm -f Make-hooks
4215 touch Make-hooks
4216 target_list="all.build all.cross start.encap rest.encap \
4217         info dvi \
4218         install-normal install-common install-info install-man \
4219         uninstall distdir \
4220         mostlyclean clean distclean extraclean maintainer-clean \
4221         stage1 stage2 stage3 stage4"
4222 for t in $target_list
4223 do
4224         x=
4225         for lang in .. $all_languages
4226         do
4227                 if test $lang != ".."; then
4228                         x="$x $lang.$t"
4229                 fi
4230         done
4231         echo "lang.$t: $x" >> Make-hooks
4232 done
4233
4234 # If we're not building in srcdir, create .gdbinit.
4235
4236 if test ! -f Makefile.in; then
4237         echo "dir ." > .gdbinit
4238         echo "dir ${srcdir}" >> .gdbinit
4239         if test x$gdb_needs_out_file_path = xyes
4240         then
4241                 echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
4242         fi
4243         if test "x$subdirs" != x; then
4244                 for s in $subdirs
4245                 do
4246                         echo "dir ${srcdir}/$s" >> .gdbinit
4247                 done
4248         fi
4249         echo "source ${srcdir}/.gdbinit" >> .gdbinit
4250 fi
4251
4252 # Define variables host_canonical and build_canonical
4253 # because some Cygnus local changes in the Makefile depend on them.
4254 build_canonical=${build}
4255 host_canonical=${host}
4256 target_subdir=
4257 if test "${host}" != "${target}" ; then
4258     target_subdir=${target}/
4259 fi
4260 AC_SUBST(build_canonical)
4261 AC_SUBST(host_canonical)
4262 AC_SUBST(target_subdir)
4263
4264 # If this is using newlib, then define inhibit_libc in
4265 # LIBGCC2_CFLAGS.  This will cause __eprintf to be left out of
4266 # libgcc.a, but that's OK because newib should have its own version of
4267 # assert.h.
4268 inhibit_libc=
4269 if test x$with_newlib = xyes; then
4270         inhibit_libc=-Dinhibit_libc
4271 fi
4272 AC_SUBST(inhibit_libc)
4273
4274 # Override SCHED_OBJ and SCHED_CFLAGS to enable the Haifa scheduler.
4275 sched_prefix=
4276 sched_cflags=
4277 if test x$enable_haifa = xyes; then
4278     echo "Using the Haifa scheduler."
4279     sched_prefix=haifa-
4280     sched_cflags=-DHAIFA
4281 fi
4282 AC_SUBST(sched_prefix)
4283 AC_SUBST(sched_cflags)
4284 if test x$enable_haifa != x; then
4285     # Explicitly remove files that need to be recompiled for the Haifa scheduler.
4286     for x in genattrtab.o toplev.o *sched.o; do
4287         if test -f $x; then
4288             echo "Removing $x"
4289             rm -f $x
4290         fi
4291     done
4292 fi
4293
4294 # If $(exec_prefix) exists and is not the same as $(prefix), then compute an
4295 # absolute path for gcc_tooldir based on inserting the number of up-directory
4296 # movements required to get from $(exec_prefix) to $(prefix) into the basic
4297 # $(libsubdir)/@(unlibsubdir) based path.
4298 # Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
4299 # make and thus we'd get different behavior depending on where we built the
4300 # sources.
4301 if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
4302     gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
4303 else
4304 changequote(<<, >>)dnl
4305 # An explanation of the sed strings:
4306 #  -e 's|^\$(prefix)||'   matches and eliminates 'prefix' from 'exec_prefix'
4307 #  -e 's|/$||'            match a trailing forward slash and eliminates it
4308 #  -e 's|^[^/]|/|'        forces the string to start with a forward slash (*)
4309 #  -e 's|/[^/]*|../|g'    replaces each occurance of /<directory> with ../
4310 #
4311 # (*) Note this pattern overwrites the first character of the string
4312 # with a forward slash if one is not already present.  This is not a
4313 # problem because the exact names of the sub-directories concerned is
4314 # unimportant, just the number of them matters.
4315 #
4316 # The practical upshot of these patterns is like this:
4317 #
4318 #  prefix     exec_prefix        result
4319 #  ------     -----------        ------
4320 #   /foo        /foo/bar          ../
4321 #   /foo/       /foo/bar          ../
4322 #   /foo        /foo/bar/         ../
4323 #   /foo/       /foo/bar/         ../
4324 #   /foo        /foo/bar/ugg      ../../
4325 #
4326     dollar='$$'
4327     gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
4328 changequote([, ])dnl
4329 fi
4330 AC_SUBST(gcc_tooldir)
4331 AC_SUBST(dollar)
4332
4333 # Nothing to do for FLOAT_H, float_format already handled.
4334 objdir=`pwd`
4335 AC_SUBST(objdir)
4336
4337 # Process the language and host/target makefile fragments.
4338 ${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
4339
4340 # Substitute configuration variables
4341 AC_SUBST(subdirs)
4342 AC_SUBST(all_boot_languages)
4343 AC_SUBST(all_compilers)
4344 AC_SUBST(all_diff_excludes)
4345 AC_SUBST(all_headers)
4346 AC_SUBST(all_lang_makefiles)
4347 AC_SUBST(all_languages)
4348 AC_SUBST(all_lib2funcs)
4349 AC_SUBST(all_stagestuff)
4350 AC_SUBST(build_exeext)
4351 AC_SUBST(build_install_headers_dir)
4352 AC_SUBST(build_xm_file_list)
4353 AC_SUBST(cc_set_by_configure)
4354 AC_SUBST(quoted_cc_set_by_configure)
4355 AC_SUBST(cpp_install_dir)
4356 AC_SUBST(cpp_main)
4357 AC_SUBST(dep_host_xmake_file)
4358 AC_SUBST(dep_tmake_file)
4359 AC_SUBST(extra_c_flags)
4360 AC_SUBST(extra_c_objs)
4361 AC_SUBST(extra_cpp_objs)
4362 AC_SUBST(extra_cxx_objs)
4363 AC_SUBST(extra_headers_list)
4364 AC_SUBST(extra_objs)
4365 AC_SUBST(extra_parts)
4366 AC_SUBST(extra_passes)
4367 AC_SUBST(extra_programs)
4368 AC_SUBST(fixinc_defs)
4369 AC_SUBST(float_h_file)
4370 AC_SUBST(gcc_gxx_include_dir)
4371 AC_SUBST(gcc_version)
4372 AC_SUBST(gcc_version_trigger)
4373 AC_SUBST(host_exeext)
4374 AC_SUBST(host_extra_gcc_objs)
4375 AC_SUBST(host_xm_file_list)
4376 AC_SUBST(install)
4377 AC_SUBST(JAVAGC)
4378 AC_SUBST(lang_options_files)
4379 AC_SUBST(lang_specs_files)
4380 AC_SUBST(lang_tree_files)
4381 AC_SUBST(local_prefix)
4382 AC_SUBST(maybe_use_collect2)
4383 AC_SUBST(md_file)
4384 AC_SUBST(objc_boehm_gc)
4385 AC_SUBST(out_file)
4386 AC_SUBST(out_object_file)
4387 AC_SUBST(stage_prefix_set_by_configure)
4388 AC_SUBST(symbolic_link)
4389 AC_SUBST(thread_file)
4390 AC_SUBST(tm_file_list)
4391 AC_SUBST(will_use_collect2)
4392
4393
4394 AC_SUBST_FILE(target_overrides)
4395 AC_SUBST_FILE(host_overrides)
4396 AC_SUBST(cross_defines)
4397 AC_SUBST_FILE(cross_overrides)
4398 AC_SUBST_FILE(build_overrides)
4399 AC_SUBST_FILE(language_fragments)
4400 AC_SUBST_FILE(language_hooks)
4401
4402 # Echo that links are built
4403 if test x$host = x$target
4404 then
4405         str1="native "
4406 else
4407         str1="cross-"
4408         str2=" from $host"
4409 fi
4410
4411 if test x$host != x$build
4412 then
4413         str3=" on a $build system"
4414 fi
4415
4416 if test "x$str2" != x || test "x$str3" != x
4417 then
4418         str4=
4419 fi
4420
4421 echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
4422
4423 if test "x$str2" != x || test "x$str3" != x
4424 then
4425         echo " ${str2}${str3}." 1>&2
4426 fi
4427
4428 # Truncate the target if necessary
4429 if test x$host_truncate_target != x; then
4430         target=`echo $target | sed -e 's/\(..............\).*/\1/'`
4431 fi
4432
4433 # Configure the subdirectories
4434 # AC_CONFIG_SUBDIRS($subdirs)
4435
4436 # Create the Makefile
4437 # and configure language subdirectories
4438 AC_OUTPUT($all_outputs,
4439 [
4440 . $srcdir/configure.lang
4441 case x$CONFIG_HEADERS in
4442 xauto-host.h:config.in)
4443 echo > cstamp-h ;;
4444 esac
4445 # If the host supports symlinks, point stage[1234] at ../stage[1234] so
4446 # bootstrapping and the installation procedure can still use
4447 # CC="stage1/xgcc -Bstage1/".  If the host doesn't support symlinks,
4448 # FLAGS_TO_PASS has been modified to solve the problem there.
4449 # This is virtually a duplicate of what happens in configure.lang; we do
4450 # an extra check to make sure this only happens if ln -s can be used.
4451 if test "$symbolic_link" = "ln -s"; then
4452  for d in .. ${subdirs} ; do
4453    if test $d != ..; then
4454         STARTDIR=`pwd`
4455         cd $d
4456         for t in stage1 stage2 stage3 stage4 include
4457         do
4458                 rm -f $t
4459                 $symbolic_link ../$t $t 2>/dev/null
4460         done
4461         cd $STARTDIR
4462    fi
4463  done
4464 else true ; fi
4465 # Avoid having to add intl to our include paths.
4466 if test -f intl/libintl.h; then
4467   echo creating libintl.h
4468   echo '#include "intl/libintl.h"' >libintl.h
4469 fi
4470 ],
4471 [
4472 host='${host}'
4473 build='${build}'
4474 target='${target}'
4475 target_alias='${target_alias}'
4476 srcdir='${srcdir}'
4477 subdirs='${subdirs}'
4478 oldstyle_subdirs='${oldstyle_subdirs}'
4479 symbolic_link='${symbolic_link}'
4480 program_transform_set='${program_transform_set}'
4481 program_transform_name='${program_transform_name}'
4482 dep_host_xmake_file='${dep_host_xmake_file}'
4483 host_xmake_file='${host_xmake_file}'
4484 dep_tmake_file='${dep_tmake_file}'
4485 tmake_file='${tmake_file}'
4486 thread_file='${thread_file}'
4487 gcc_version='${gcc_version}'
4488 gcc_version_trigger='${gcc_version_trigger}'
4489 local_prefix='${local_prefix}'
4490 build_install_headers_dir='${build_install_headers_dir}'
4491 build_exeext='${build_exeext}'
4492 host_exeext='${host_exeext}'
4493 out_file='${out_file}'
4494 gdb_needs_out_file_path='${gdb_needs_out_file_path}'
4495 SET_MAKE='${SET_MAKE}'
4496 target_list='${target_list}'
4497 target_overrides='${target_overrides}'
4498 host_overrides='${host_overrides}'
4499 cross_defines='${cross_defines}'
4500 cross_overrides='${cross_overrides}'
4501 build_overrides='${build_overrides}'
4502 cpp_install_dir='${cpp_install_dir}'
4503 ])